JP6114520B2 - container - Google Patents

Description

  The present invention relates to a container including a container main body and a lid formed of a foamable synthetic resin.

  Conventionally, as this type of container, for example, as shown in FIG. 19 of Patent Document 1, a container body and a lid body made of an expandable synthetic resin that contain a stem-like plant such as asparagus as a long object to be contained What is provided with is known.

  This container main body has a rectangular plate-like bottom wall for placing a long object to be laid down on the side, and a height-direction end portion of the bottom wall from the front outer peripheral edge of the bottom wall. And a rectangular frame-like side wall. The side wall includes a pair of long side wall portions formed at each long side edge portion of the bottom wall and a pair of short side wall portions formed at each short side edge portion of the bottom wall. A convex bottom wall abutting portion extending from one long side wall portion to the other long side wall portion projects from a substantially central portion in the longitudinal direction of the surface of the bottom wall. Further, a plate-like partition plate extending from one long side wall portion to the other long side wall portion projects from one end side in the longitudinal direction of the surface of the bottom wall. A concave ventilation groove is formed in the partition plate along the height direction. In addition, the internal space of the container body is partitioned by the partition plate into a space on one end side and a space on the other end side in the longitudinal direction.

  The lid includes a rectangular plate-like top wall that opens and closes the opening of the container body, and a pair of plate-like skirt portions formed at the center of each long side edge of the top wall. A projecting ceiling wall abutting portion extending from one skirt portion to the other skirt portion as shown in FIG. Yes.

  In such a container, in the case of transportation or storage, a long object is placed along the longitudinal direction of the bottom wall with respect to the space on the other end side of the internal space of the container body, and the base The end portion (lower end portion) is placed on the bottom wall so as to be opposed to the short side wall portion of the space on the other end side. Further, a cold insulation material for keeping the object to be cooled is accommodated in the space on one end side. Then, when the container is stood with the short side wall portion of the space on the other end side down so that the opening of the container body is closed with a lid and the height direction of the side wall is horizontal, The base end portion (lower end portion) of the object is placed on the inner surface of the short side wall portion, and the object to be moved in the internal space is sandwiched between the bottom wall contact portion and the top wall contact portion. It is regulated. Therefore, it can prevent that a to-be-contained object collides with the container inner surface and quality falls. Moreover, since the cold air from the cold insulation material accommodated in the space on the one end side can be transferred to the space on the other end side through the ventilation groove of the partition plate, the object to be accommodated in the space on the other end side Can be kept cool.

Registered Utility Model No. 3023783 JP 2010-260639 A

  However, in the above-described conventional container, the bottom wall abutting portion and the top wall abutting portion that sandwich the contained object so as to restrict the movement of the contained object as described above are the bottom wall of the internal space. This prevents the cool air from flowing back and forth between the upper part and the lower part of the contact part or the ceiling wall contact part. That is, the cold air from the upper cold insulation material is difficult to spread below the bottom wall contact portion or the top wall contact portion of the internal space. Thus, there was room for improvement in terms of the cooling efficiency for the objects.

  Then, this invention is made | formed in view of the said problem, and makes it a subject to provide the container which can improve the cold preservation efficiency with respect to a to-be-contained object.

The container according to the present invention includes a container body and a lid body made of a foamable synthetic resin, and the container body is erected from a plate-shaped bottom wall and a front outer peripheral edge of the bottom wall, and has an end in the height direction. Is a frame-shaped side wall having an opening of the container body, and the container body is placed in a state in which the container body is stood so that the container body is accommodated in the internal space and the height direction is horizontal The lid body has a plate-like top wall that closes the opening of the container body, and the container body is in a state where the container body is erected on the surface of the bottom wall of the container body. A bottom wall abutting portion that protrudes toward the opening side is provided in the middle in the vertical direction, and the bottom wall is closed on the back surface of the top wall of the lid with the opening of the container body closed. contact portion to face the ceiling wall abutting part which forms a convex shape toward the bottom wall side are protrusively provided, the partition plate partitioning the internal space into two One of the two internal spaces is an internal space for accommodating the cold insulation material, and a ventilation groove that connects the two internal spaces is formed in the partition plate. A cold insulator is accommodated in one internal space , the opening of the container body in a state where the object to be accommodated is accommodated in the other internal space of the internal space , is closed with a lid, and the height direction is a horizontal direction, In addition, when the container is erected so that the placement surface is positioned below, the object to be accommodated is placed on the placement surface and is sandwiched between the bottom wall contact portion and the top wall contact portion. Movement in the other interior space is restricted, and at least one of the front surface of the bottom wall and the back surface of the top wall has a bottom wall contact portion or a top wall contact with the container standing upright. this groove portion of the concave is provided for communicating the each other two internal spaces at the upper side and lower side of the contact portion It is characterized in.

  According to the container having such a configuration, in the case of transportation or storage, an object to be stored and a cold insulating material for cooling the object to be stored are accommodated in the internal space of the container body, and the opening of the container body When the container is placed upright with the mounting surface down so that the height direction of the side wall is horizontal, the object to be stored is placed on the mounting surface and the bottom. The movement in the internal space is restricted by being sandwiched between the wall contact portion and the ceiling wall contact portion. The bottom wall abutting portion and the top wall abutting portion that restrict the movement of the object to be accommodated are formed by a cold insulating material between the bottom wall abutting portion or the top wall abutting portion of the internal space. It becomes a wall that prevents cold air from coming and going. Here, at least one of the front surface of the bottom wall and the back surface of the top wall communicates the upper side and the lower side of the bottom wall contact part or the top wall contact part of the internal space with the container standing. Since the concave groove is provided, it is easy for the cool air to flow back and forth between the upper side and the lower side of the bottom wall contact part or the top wall contact part of the internal space. Therefore, according to the container having such a configuration, it is possible to improve the cold insulation efficiency for the object.

  Further, in such a container, the top wall of the lid body is a pair of skirt portions that hang from a part of the outer edge portion of the back surface and fit to the height direction end portion of the side wall of the container body, A pair of plate-like skirt portions facing in the left-right direction perpendicular to the height direction and the up-down direction, which are horizontal directions in a standing state, are provided, and the top wall abutting portion is formed to be long in the left-right direction In addition, the groove portion may be configured to be formed between both left and right end portions of the top wall contact portion and the inner surfaces of the pair of skirt portions.

  According to the container having such a configuration, the groove portion is formed between the left and right end portions of the top wall contact portion that is long in the left-right direction and the inner surfaces of the pair of skirt portions, and the object to be accommodated. Is generally housed in the left and right central portion in the container, so that when the container is stood by the top wall abutting portion that is long in the left and right direction, the object to be moved is moved in the horizontal direction. In addition to being able to be fully regulated, the grooves provided on the left and right end sides of the top wall abutting part are suitable as a ventilation path for passing cold air by a cold insulating material, and the bottom wall abutting part or top wall abutment of the internal space is suitable. Cold air can easily go back and forth between the upper side and the lower side of the contact portion, and the cold insulation efficiency for the object to be stored can be improved.

  Further, in such a container, the top wall of the lid body is a pair of skirt portions that hang from a part of the outer edge portion of the back surface and fit to the height direction end portion of the side wall of the container body, A pair of plate-like skirt portions facing in the left-right direction perpendicular to the height direction and the up-down direction, which are horizontal directions in a standing state, are provided, and the side wall of the container body is provided with a pair of skirt portions of the top wall. A pair of wall portions that are fitted to end portions in the height direction, and are a pair of plate-like surfaces that face in the horizontal direction perpendicular to the height direction and the vertical direction, which are the horizontal direction in a state where the container is erected. A wall portion, the bottom wall contact portion is elongated in the left-right direction, and the groove portion is formed between the left and right ends of the bottom wall contact portion and the inner surfaces of the pair of wall portions. It is also possible to configure so as to be formed between them.

  According to the container having such a configuration, the groove portion is formed between the left and right end portions of the bottom wall contact portion that is long in the left-right direction and the inner surfaces of the pair of wall portions, and the object to be contained. Is generally accommodated in the left and right central portion in the container, so that when the container is erected by the bottom wall abutting portion elongated in the left and right direction, the horizontal movement of the object to be accommodated In addition to being able to regulate sufficiently, the grooves provided on the both ends in the left and right direction of the bottom wall abutting part are suitable as a ventilation path through which cool air is passed by the cold insulation material, and the bottom wall abutting part or the ceiling wall abutment of the internal space Cold air can easily go back and forth between the upper side and the lower side of the contact portion, and the cold insulation efficiency for the object to be stored can be improved.

  According to the container of the present invention, in the case of transportation or storage, an object to be stored and a cold insulating material for cooling the object to be stored are accommodated in the internal space of the container body, and the opening of the container body is formed. When the container is set up with the mounting surface down so that the height direction of the side wall becomes horizontal, the container is placed on the mounting surface and the bottom wall is closed. The movement in the internal space is restricted by being sandwiched between the contact portion and the ceiling wall contact portion. The bottom wall abutting portion and the top wall abutting portion that restrict the movement of the object to be accommodated are formed by a cold insulating material between the bottom wall abutting portion or the top wall abutting portion of the internal space. It becomes a wall that prevents cold air from coming and going. Here, at least one of the front surface of the bottom wall and the back surface of the top wall communicates the upper side and the lower side of the bottom wall contact part or the top wall contact part of the internal space with the container standing. Since the concave groove is provided, it is easy for the cool air to flow back and forth between the upper side and the lower side of the bottom wall contact part or the top wall contact part of the internal space. Therefore, according to the container of this invention, there exists an effect that the cold preservation efficiency with respect to the to-be-contained object can be improved.

The perspective view of the container concerning this embodiment is shown. A cross-sectional view of the container is shown. The top view of the same container main body is shown. The bottom view of the container main body is shown. (A) is a left side view of the container body, and (b) is a right side view. (A) is a front view of the container body, and (b) is a rear view. The top view of the cover body is shown. The bottom view of the cover body is shown. The front view of the cover body is shown. The left view of the cover body is shown. A cross-sectional view of the container standing up for transportation or storage is shown. The AA sectional view of Drawing 11 is shown.

  Hereinafter, an embodiment of a container according to the present invention will be described with reference to FIGS. 1 to 12. The container 1 of this embodiment is formed in the box shape which can accommodate stem-like plants, such as asparagus, as the elongate thing C to be accommodated.

  As shown in FIGS. 1 and 2, the container 1 has a foamable synthetic resin container body 2 having an opening 2A at the upper end and a foamability for closing the opening 2A of the container body 2 so as to be in a sealed state. And a synthetic resin lid 3. The foamable synthetic resin is not particularly limited, and various foamable synthetic resins such as foamed polystyrene, foamed polyethylene, and foamed polypropylene can be used. Further, the short side direction of the container 1 is the left-right direction, and the long side direction of the container 1 is the front-rear direction (hereinafter, the left direction is shown as “left” and the right direction is shown as “right” in the figure, The forward direction is indicated by “front” and the backward direction is indicated by “rear”).

  As shown in FIGS. 3 to 6, the container main body 2 includes a polygonal or circular bottom wall 21 on which a long object C is placed on its side, and an upper side (front side) of the bottom wall 21. A frame-shaped main body side wall 2B that is provided upright from the outer peripheral edge and has an end 2A in the height direction as an opening 2A of the container main body 2, and a partition plate 22 that divides the internal space of the container main body 2 into two in the front-rear direction. Prepare.

  In the present embodiment, the bottom wall 21 is formed in a substantially rectangular plate shape in plan view. The upper surface 21U of the bottom wall 21 corresponds to the bottom surface of the container body 2, and is a surface that contacts the object C or a surface that supports the object C. The upper surface 21U of the bottom wall 21 may be referred to as the front surface, and the lower surface 21L may be referred to as the back surface. As shown in FIG. 3, a bottom wall abutting portion 21 </ b> A that is long in the left-right direction (short direction) is protruded from the center portion of the upper surface 21 </ b> U of the bottom wall 21. There is an inclined portion 21B that is inclined from the front of the bottom wall abutting portion 21A to the front end side in the front-rear direction (specifically, to the partition plate 22 described later) such that the height increases toward the front side in the front-rear direction. Is formed.

  Moreover, as shown in FIG. 4, the lower surface 21L of the bottom wall 21 is planar. Concave depressions 21c are formed along the circumferential direction of the outer periphery on the front and rear sides in the front-rear direction of the outer edge portion of the lower surface 21L (see FIGS. 2 and 4). A concave central recess 21a is provided at the center of the lower surface 21L. The central recess 21a corresponds to the bottom wall abutting portion 21A having a convex shape on the upper surface 21U. The central recess 21a is formed along the left-right direction (short direction) and is long in the left-right direction. A concave front concave portion 21b is provided from the front of the central concave portion 21a to the front end side in the front-rear direction. The concave front concave portion 21b corresponds to the inclined portion 21B that is inclined on the upper surface 21U. The front recessed part 21b is formed along the left-right direction (short direction), and is long in the left-right direction. Further, an arrow-shaped depression 21d pointing forward is provided on the front end side in the front-rear direction in front of the front recess 21b.

  In addition, a concave holding recess 21S for holding the container body 2 with a finger is formed at the center of the outer peripheral edge of the lower surface 21L along the left-right direction (short direction), that is, the center of the short edge. (See FIGS. 2, 4 and 5). The holding recess 21S is formed from the lower surface 21L toward the upper surface 21U to the middle of the bottom wall 21 in the thickness direction (front / back direction or height direction) (for example, approximately half the thickness of the bottom wall 21).

  In addition, the central portion of the outer peripheral edge of the lower surface 21L along the front-rear direction (longitudinal direction), that is, the central portion of the long side edge portion is an inclined portion 21T for gripping the container body 2 with a finger. A gripping inclined part 21T or a band hanging part 21T for hanging a band for fixing the container body 2 and the lid 3 is formed (see FIGS. 4 and 6). In the gripping inclined portion 21T or the band hanging portion 21T, the bottom wall lower surface 21L and the bottom wall outer peripheral surface are inclined upward (from the opening 2A side in the height direction) toward the bottom wall outer peripheral surface from the bottom wall lower surface 21L. Connected by an inclined surface.

  21 A of bottom wall contact parts are provided from the back side of the front-back direction of the bottom wall 21 to the center part side, and make convex shape (refer FIG.2, 3). Specifically, the bottom wall contact portion 21A is inclined so that the height of the upper surface 21U increases from the rear side in the front-rear direction to the center side. The bottom wall abutting portion 21A is long along the left-right direction, and the height in the left-right direction is substantially the same. Both left and right end portions of the bottom wall abutting portion 21A are connected to the main body side wall 2B (specifically, left and right side walls 23, 23 described later).

  The inclined portion 21B is provided in front of the bottom wall abutting portion 21A. Specifically, the inclined portion 21B is provided from the center side in the front-rear direction of the bottom wall 21 to the front side (see FIGS. 2 and 3). The inclined portion 21B is inclined so that the height of the upper surface 21U increases from the center side in the front-rear direction to the front side. The inclined portion 21B has substantially the same height in the left-right direction.

  On the bottom wall 21, the main body side wall 2 </ b> B is raised upward from the outer peripheral edge portion of the upper surface 21 </ b> U. A partition plate 22 is provided on the front side (one end side) in the longitudinal direction of the upper surface 21U of the bottom wall 21 so as to partition the internal space of the container main body 2 into a front space FS and a rear space BS in the front-rear direction. The inclined portion 21B is provided between the bottom wall contact portion 21A and the partition plate 22 on the front side from the front-rear direction (longitudinal direction) center portion of the upper surface 21U of the bottom wall 21.

  The main body side wall 2B is formed in a polygonal or circular frame shape in plan view. In the present embodiment, the main body side wall 2 </ b> B has a substantially rectangular frame shape in plan view, and the left and right side walls 23, 23 raised upward from the edge of each long side of the bottom wall 21, and the bottom wall 21. Front and rear side walls 24, 24 raised upward from the edge of each short side.

  In the left and right side walls 23, 23, the height of the central portion 23a in the front-rear direction is formed to be lower than both ends and the heights of the front and rear side walls 24, 24 (see FIG. 6). Specifically, at the end portions in the height direction of the left and right side walls 23, 23, the heights on both ends in the front-rear direction are higher than the height on the center portion 23a side. It is connected with an inclined surface. At the upper end on the outer surface side on the front side of the central portion 23a, a concave finger insertion recess into which a finger can be inserted to remove the lid 3 from the container body 2 when the lid 3 is fitted to the container body 2. 23A is formed (see FIG. 6). In addition, on the bottom wall side of the outer surface of the front side wall 24, a “top” character-shaped recess 24a is provided (see FIG. 5). An uneven surface is formed on the inner surface of the rear side wall 24. Specifically, on the inner surface of the rear side wall 24, a plurality of convex portions 24P having a quadrangular cross section (specifically, a substantially rectangular cross section) are protruded in a grid pattern apart from each other (see FIG. 1, see FIG. By this convex part 24P, it becomes the area | region where the inner surface part except the convex part 24P was dented relatively, and this area | region is the recessed part 24Q.

  In addition, fitting ridges 25 that protrude upward are formed over the entire circumference of the upper end edge on the inner surface side of the left and right side walls 23, 23 and the front and rear side walls 24, 24 (FIGS. 1-3, 5,). 6). The fitting ridges 25 have a substantially rectangular frame shape in plan view.

  The partition plate 22 includes a rectangular plate-shaped main body wall 22A having a base end (lower end) standing from the bottom wall upper surface 21U, and a rib 22B that supports (or reinforces) the base end of the main body wall 22A. Provide (see FIG. 1-3).

  The main body wall 22A has a rectangular plate shape. The main body wall 22A is erected along the left-right direction on the front end side of the bottom wall upper surface 21U, and both end portions in the left-right direction are connected to the left and right side walls 23, 23. The height of the main body wall 22A is lower than the heights of the left and right side walls 23, 23 and the front and rear side walls 24, 24. A concave ventilation groove 22a is formed in the main body wall 22A along the height direction. Specifically, the ventilation groove 22a is formed from the height direction end portion to the base end portion side in three places, that is, the center portion in the left-right direction, the left side, and the right side of the main body wall 22A.

  The rib 22B has a rectangular plate shape. The rib 22B is erected along the front-rear direction on the bottom wall upper surface 21U between the main body wall 22A and the front side wall 24, and has a base end portion of the main body wall 22A and a base end portion of the front side wall 24. It is connected. Further, a pair of ribs 22B are provided to face in the left-right direction (see FIG. 3). Specifically, the ribs 22B are respectively disposed between the ventilation grooves 22a of the main body wall 22A in the left-right direction. That is, a pair of ribs 22B is disposed between the ventilation grooves 22a on both sides in the left-right direction, with the ventilation groove 22a at the center in the left-right direction of the main body wall 22A being sandwiched.

  The partition plate 22 partitions the internal space of the container body 2 into a front space FS and a rear space BS in the front-rear direction (see FIGS. 2 and 3). The front space FS is configured to be capable of accommodating a cold insulation material (cold storage material) for keeping the object C to be cooled. Further, the rear space BS is configured to be capable of accommodating a long object C with its longitudinal direction along the front-rear direction. Specifically, the rear space BS can be accommodated with the front end side of the object C in the longitudinal direction facing the front direction (front side wall 24 side) and the base end side facing the rear direction (rear side wall 24 side). It is configured. The front space FS and the rear space BS communicate with each other through the ventilation groove 22 a of the partition plate 22.

  Such a container main body 2 is configured to store the cold insulation material in the front space FS in the internal space and to store the long object C in the rear space BS. Moreover, in this container main body 2, the inner side area | region enclosed by the upper end of main body side wall 2B of front and rear, right and left is comprised as 2 A of opening parts. The opening 2A is freely opened or closed by a lid 3 configured to be detachable from the opening 2A.

  As shown in FIGS. 7 to 10, the lid 3 includes a plate-shaped top wall 3 </ b> A formed in a substantially rectangular shape in plan view as an example of a polygonal shape or a circular shape in plan view, and a lower surface (back surface) outer periphery of the top wall 3 </ b> A. And a pair of plate-shaped skirt portions 5 that hang down from a part of the outer edge portion of the lower surface.

  The top wall 3A has a rectangular upper surface (front surface) 3U, an outer peripheral side surface that hangs downward from the outer periphery of the upper surface, and a rectangular lower surface (bottom surface or back surface) 3L. As shown in FIG. 8, a ceiling wall contact portion 31 </ b> A that is long in the left-right direction (short direction) is protruded from the center portion of the lower surface 3 </ b> L of the top wall 3 </ b> A. An inclined portion 31B is formed so as to increase in height toward the front side in the front-rear direction from the front of the top wall contact portion 31A to the front end side in the front-rear direction.

  Moreover, as shown in FIG. 7, the center part of the upper surface 3U of 3 A of ceiling walls is provided with the concave center recessed part 31a. The central concave portion 31a corresponds to the ceiling wall contact portion 31A that is convex on the lower surface 3L. The central recessed part 31a is formed along the left-right direction (short direction), and is long in the left-right direction. A concave front concave portion 31b is provided from the front of the central concave portion 31a to the front end side in the front-rear direction. The front recess 31b corresponds to the inclined portion 31B that is inclined on the lower surface 3L. The front recess 31b is formed along the left-right direction (short direction) and is long in the left-right direction. Further, an arrow-shaped depression 31c pointing forward is provided at the front end side in the front-rear direction, in front of the front recess 31b. Further, a central portion of the outer peripheral edge of the upper surface 3U along the front-rear direction (longitudinal direction), that is, a central portion of the long side edge portion is an inclined portion 31T, and is a grip for gripping the lid 3 with a finger. An inclined portion 31T for use, or a band hanging portion 31T for hanging a band for fixing the container body 2 and the lid 3 is formed. In the gripping inclined portion 31T or the band hanging portion 31T, the top wall upper surface 3U and the top wall outer peripheral side face are lower than the upper step 3U, and the lower step portion is lowered from the lower step portion toward the top wall outer peripheral side surface. It connects with the inclined surface which inclines to. In detail, the low step portion includes a drooping surface that hangs down from the upper surface 3U, and a plane that is connected in a horizontal direction from the lower end of the drooping surface and is lower than the upper surface 3U.

  The ceiling wall abutting portion 31A is provided from the rear side to the center side in the front-rear direction of the lower surface 3L of the ceiling wall 3A, and has a convex shape (see FIGS. 2 and 8). The ceiling wall contact portion 31A is inclined so that the height from the lower surface 3L increases from the rear side in the front-rear direction to the center side. The ceiling wall contact portion 31A is long along the left-right direction, and the height in the left-right direction is substantially the same. The ceiling wall abutting portion 31A is formed on the central portion side excluding both end portions in the left-right direction of the lower surface 3L of the ceiling wall 3A.

  The inclined portion 31B is provided in front of the top wall contact portion 31A, and in detail, is provided from the center portion side to the front side in the front-rear direction of the top wall 3A (see FIGS. 2 and 8). The inclined portion 31B is inclined so that the height from the lower surface 3L increases from the center side in the front-rear direction to the front side. The inclined portion 31B has substantially the same height in the left-right direction.

  In the ceiling wall 3A, a fitting groove 4 is formed on the outer peripheral portion of the lower surface 3L along the circumferential direction. In addition, a pair of skirt portions 5 that face in the left-right direction hang downward from the front-rear direction center of the long side edge of the lower surface 3L.

  The fitting groove 4 is a recess that is detachably fitted to the fitting protrusion 25 of the container body 2. Specifically, the fitting groove 4 has a concave shape, and is formed along the circumferential direction in an outer peripheral portion that is spaced apart from the outer edge of the lower surface 3L of the top wall 3A by a predetermined length (see FIG. 8). By fitting the fitting groove 4 and the fitting ridge 25, the fitting groove 4 and the fitting ridge 25 are sealed (the container body 2 and the lid 3 are sealed), The opening 2 </ b> A of the container body 2 is covered with the lid 3.

  The skirt part 5 is a plate-like wall part fitted to the central part 23 a of the left and right side walls 23, 23 of the container body 2. The skirt portion 5 is a pair of wall portions facing in the left-right direction (short direction), and each wall portion is formed along the front-rear direction. The skirt portion 5 has a shape corresponding to the height direction end portion (upper end portion) of the central portion 23a so as to be fitted to the height direction end portion (upper end portion) of the central portion 23a of the left and right side walls 23, 23. Make. That is, at the height direction end of the skirt portion 5, the central portion in the front-rear direction is parallel to the lower surface 3L at a position protruding from the lower surface 3L of the top wall 3A, and both ends in the front-rear direction are directed toward the central portion. It is inclined (see FIG. 9).

  The skirt portion 5 includes an outer edge wall portion 51 protruding from the outer edge portion of the lower surface 3L of the top wall 3A, a groove wall portion 52 protruding from the fitting groove 4 on the outer peripheral portion spaced apart from the outer edge portion of the lower surface 3L by a certain length, The inner wall portion 53 protruding from the outer peripheral portion from the center portion is formed integrally with the fitting groove 4 on the lower surface 3L (see FIGS. 8 and 10). That is, the groove wall 52 is sandwiched between the outer edge wall 51 and the inner wall 53. Moreover, the outer edge wall part 51 and the inner wall part 53 are substantially the same height, and the groove wall part 52 is lower than the outer edge wall part 51 and the inner wall part 53 (see FIG. 10). Therefore, the groove wall portion 52 is formed in a concave shape by being sandwiched between the outer edge wall portion 51 and the inner wall portion 53, and the groove height and groove width of the groove shape are the groove height and groove width of the fitting groove 4, respectively. Is almost the same.

  The outer edge wall portion 51 is configured to be fitted to upper edge portions on the outer surface side of the left and right side walls 23, 23. The groove wall portion 52 is configured to be fitted to the fitting ridge 25 at the upper edge portion on the inner surface side of the left and right side walls 23, 23. The inner wall portion 53 is configured to be fitted to the inner surface side of the fitting protrusion 25 of the left and right side walls 23, 23. Therefore, in the state where the lid 3 is fitted to the container body 2, the fitting ridges 25 on the left and right side walls 23, 23 are fitted into the groove wall portion 52 of the skirt portion 5.

  Between the pair of skirt portions 5 facing in the left-right direction, the ceiling wall contact portion 31A and the inclined portion 31B are provided, and both left and right end portions of the ceiling wall contact portion 31A and the inclined portion 31B are It is provided apart from the skirt part 5. A region between the skirt portion 5 and the ceiling wall contact portion 31A and the inclined portion 31B is a groove portion 6 having a concave shape (see FIGS. 8 and 10). Specifically, the groove portion 6 is provided on the lower surface 3L of the lid 3, and the inner surface of the skirt portion 5 (specifically, the inner surface of the inner wall portion 53 in the left-right direction in the back side region of the top wall 3A). ) And the left and right end portions of the top wall contact portion 31A and the inclined portion 31B. Further, the groove 6 is provided on the center side in the front-rear direction so as to correspond to the inner wall 53 of the skirt 5, and has substantially the same length as the inner wall 53 and is long in the front-rear direction. It is formed on a scale.

  In the container 1 having the above configuration, the opening 2A of the container main body 2 in which the object C is accommodated in the internal space is closed with the lid 3. Specifically, asparagus is stored in the rear space BS from the opening 2A of the container body 2 by the operator or the like as the stored object C or the transferred object C, and the cold insulation material (cold storage material) D is stored in the front space. After being accommodated in the FS, the opening 2A is closed by attaching the lid 3 to the container main body 2 (the inside of the container main body 2 is substantially sealed with respect to the outside).

  When the container 1 is erected with the rear side wall 24 down so that the height direction of the main body side wall 2B is horizontal, the container 1 is placed on the inner surface of the rear side wall 24. The bottom wall contact portion 21A and the top wall contact portion 31A sandwich the object C to restrict the movement of the object C in the internal space. In this state, the object C is conveyed (conveyed) or stored. (See FIG. 11). In other words, the container 1 is supplied (conveyed) or stored in a state where the rear side wall 24 faces downward, the front-rear direction is the vertical direction, and the height direction is the horizontal direction. The left-right direction is a direction perpendicular to the height direction and the up-down direction, which is a horizontal direction in a state where the container 1 is erected. In the state where the container 1 is erected in this way, in the container main body 2, the arrow-shaped depression 21 d pointing to the front of the lower surface 21 </ b> L of the bottom wall 21 faces upward, and the “up” character-shaped depression 24 a of the front side wall 24. Is the top surface. In the lid 3, an arrow-shaped recess 31c pointing to the front of the top surface 3U of the top wall 3A faces upward.

  Here, the inner surface (the convex portion 24P and the concave portion 24Q) of the rear side wall 24 is accommodated in a state in which the container body 2 is stood so that the object C is accommodated in the internal space and the height direction is horizontal. It is a mounting surface on which the object C is mounted (see FIG. 11).

  In addition, the upper surface 21U of the bottom wall 21 of the container main body 2 is positioned at an intermediate position in the vertical direction when the container main body 2 is erected with the inner surface of the rear side wall 24 facing downward so that the height direction of the main body side wall 2B is horizontal. A bottom wall abutting portion 21A that protrudes toward the opening 2A side is projected, and the lower surface 3L of the top wall 3A of the lid 3 is closed with the opening 2A of the container body 2 closed. A ceiling wall contact portion 31A that protrudes toward the bottom wall 21 side is provided so as to be opposed to the bottom wall contact portion 21A. Therefore, when the container 1 is erected as described above, the object C accommodated in the rear space BS is restricted from moving in the horizontal direction by the bottom wall contact portion 21A and the top wall contact portion 31A. The positioning is performed in the rear space BS.

  Further, on the lower surface 3L of the top wall 3A, there is a concave groove portion 6 that communicates the bottom wall abutting portion 21A or the top wall abutting portion 31A of the internal space with the upper side and the lower side in the state where the container 1 is erected. Provided (see FIG. 12). Therefore, the cold air from the cold insulating material D accommodated in the front space FS travels from the front space FS to the rear space BS via the ventilation grooves 22a of the partition plate 22. The cool air in the rear space BS moves from the upper side to the lower side with respect to the bottom wall contact part 21A or the top wall contact part 31A via the groove part 6. Moreover, since the inner surface of the rear side wall 24, that is, the mounting surface is provided with the convex portion 24P and the concave portion 24Q, the concave portion 24Q is a path for cold air. That is, the cold air is distributed also on the base end side of the object C to be contained. Thus, cold air circulates uniformly from the front end side to the base end side of the object to be stored C, and the object to be stored C is kept cold.

  As described above, according to the container 1 according to the present embodiment, the container body 2 and the lid body 3 made of foamable synthetic resin are provided, and the container body 2 includes a plate-like bottom wall 21 and an outer side of the bottom wall 21. It is a frame-like main body side wall 2B that stands from the peripheral edge and has an end 2A in the height direction as the opening 2A of the container main body 2. The object C is accommodated in the internal space, and the height direction is the horizontal direction. A main body side wall 2B having mounting surfaces (inner surfaces 24P, 24Q of the rear side wall 24) on which the object C is placed in a state where the container main body 2 is stood up. A plate-shaped top wall 3A for closing the opening 2A of the container body 2 is provided, and the upper surface 21U of the bottom wall 21 of the container body 2 faces the opening 2A in the middle of the container body 2 in the up-down direction. The bottom wall abutting portion 21A having a convex shape is projected, and the lower surface 3L of the top wall 3A of the lid 3 is A top wall abutting portion 31A that protrudes toward the bottom wall 21 is provided so as to be opposed to the bottom wall abutting portion 21A in a state where the opening 2A of the container body 2 is closed, and the object C When the container 1 is erected such that the opening 2A of the container body 2 containing the container 2 is closed with the lid 3, the height direction is horizontal, and the placement surface is positioned below. The object C is placed on the placement surface and sandwiched between the bottom wall abutting portion 21A and the top wall abutting portion 31A so as to be restricted from moving in the internal space. On the lower surface 3L of the top wall 3A, there is provided a concave groove 6 that communicates the bottom wall contact portion 21A or the top wall contact portion 31A of the internal space with the upper side and the lower side in the state where the container 1 is erected. ing.

  According to the container 1 having such a configuration, in the case of transportation or storage, the object to be stored C and the cold insulating material D for cooling the object to be stored C are stored in the internal space of the container body 2, When the opening 2A of the container body 2 is closed by the lid 3, and the container is set up so that the height direction of the body side wall 2B is horizontal, the container C is placed It is placed on the surface and is sandwiched between the bottom wall contact portion 21A and the top wall contact portion 31A, and movement in the internal space is restricted. The bottom wall abutting portion 21A and the top wall abutting portion 31A that regulate the movement of the object C are located above and below the bottom wall abutting portion 21A or the top wall abutting portion 31A in the internal space. It becomes a wall which inhibits the cold air by the cold insulating material D going back and forth. Here, on the lower surface 3L of the top wall 3A, a concave groove portion 6 that communicates the bottom wall abutting portion 21A or the top wall abutting portion 31A of the inner space with the upper side and the lower side in a state where the container 1 is erected. Therefore, the cool air by the cold insulating material D is easily transferred between the upper side and the lower side of the bottom wall contact part 21A or the top wall contact part 31A of the internal space. Therefore, according to the container 1 having such a configuration, it is possible to improve the cold insulation efficiency for the object C.

  Further, in the container 1 according to the present embodiment, the top wall 3A of the lid 3 hangs down from a part of the outer edge portion of the lower surface 3L and fits in the height direction end of the main body side wall 2B of the container main body 2. A pair of skirt portions 5, each of which includes a pair of plate-like skirt portions 5 facing in the left-right direction perpendicular to the height direction and the up-down direction, which is a horizontal direction in a state where the container 1 is erected, The wall contact portion 31A is formed to be long in the left-right direction, and the groove portion 6 is formed between both left and right end portions of the top wall contact portion 31A and the inner surfaces of the pair of skirt portions 5. Has been.

  According to the container 1 having such a configuration, the groove portion 6 is formed between the left and right end portions of the ceiling wall contact portion 31A elongated in the left-right direction and the inner surfaces of the pair of skirt portions 5, and Since the container C is generally stored in the left and right central portion in the container 1, when the container 1 is erected by the top wall contact portion 31A that is long in the left and right direction, The horizontal movement of the contents C can be sufficiently restricted, and the groove portions 6 provided on the left and right end portions of the top wall abutting portion 31A are suitable as an air passage through which cold air is passed by the cold insulation material D. The cool air easily flows back and forth between the bottom wall abutting portion 21A or the top wall abutting portion 31A of the internal space, and the cold insulation efficiency for the object C can be improved.

  Further, in the container 1 according to this embodiment, the container body 2 includes the partition plate 22 that divides the internal space into the front space FS and the rear space BS in the front-rear direction. Can be accommodated, the accommodation object C can be accommodated in the rear space BS, and both can be accommodated separately in the internal space. Further, the cold air from the cold insulating material D accommodated in the front space FS can be transferred to the rear space BS through the ventilation grooves 22a of the partition plate 22. Therefore, the deterioration of the quality of the to-be-contained object C by contact with the to-be-contained object C and the cold insulating material D can be prevented, and the to-be-contained object C can be appropriately cooled.

  In addition, since the container 1 according to the present embodiment includes the bottom wall contact portion 21A and the top wall contact portion 31A, the bottom wall contact portion 21A and the top wall contact portion with the container 1 standing up. It is possible to position the object C in the internal space by sandwiching the object C with 31A. Therefore, it can prevent that the to-be-contained object C collides with inner surface of the container 1, and quality falls.

  Further, in the container 1 according to the present embodiment, the placement surface of the container body 2 (the inner surface of the rear side wall 24) is composed of the convex portion 24P and the concave portion 24Q, so that the cold air from the cold insulation material D flows into the concave portion 24Q. The to-be-contained object C mounted on the mounting surface can be cooled from the base end side. That is, the cooling efficiency can be improved.

  In addition, this invention is not limited to the said embodiment, A various change is possible in the range which does not deviate from the summary of this invention.

  In the embodiment, the case where the groove portion 6 is configured as a region between the skirt portion 5 and the top wall contact portion 31A and the inclined portion 31B has been described. However, the present invention is not limited thereto, and the groove portion 6 includes the lid body 3. It is also possible to form it on the center part side in the longitudinal direction of the top wall contact part 31A and the inclined part 31B on the center part side in the left-right direction. Moreover, although the groove part 6 demonstrated the case where it made concave shape, it is not restricted to this, The groove part 6 can also be penetrated and provided in the top wall contact part 31A and the inclination part 31B along the front-back direction.

  Moreover, although the groove part 6 demonstrated the case where the groove part 6 was provided in the lower surface 3L of the cover body 3 in the said embodiment, not only this but the groove part 6 is the upper surface 21U of the bottom wall 21, and the lower surface 3L of the top wall 3A. It is possible to provide at least one.

  For example, in the container 1, the main body side wall 2B of the container main body 2 is a pair of left and right side walls 23 and 23 in which the pair of skirt portions 5 of the top wall 3A are fitted to the end portions in the height direction. A pair of plate-like left and right side walls 23, 23 facing the left and right direction perpendicular to the height direction and the up and down direction, which is the horizontal direction in the standing state, are provided, and the bottom wall contact portion 21 </ b> A extends in the left and right direction The groove portion 6 can be configured to be formed between the left and right end portions of the bottom wall abutting portion 21A and the inner surfaces of the pair of left and right side walls 23, 23. is there.

  This groove portion 6 is provided on the upper surface 21U of the bottom wall 21, and in the front-side region of the bottom wall 21, in the left-right direction, the inner surfaces of the left and right side walls 23, 23, the bottom wall contact portion 21A, and the inclined portion 21B It consists of a region sandwiched between both ends in the left-right direction. Moreover, this groove part 6 is provided along the front-back direction in the center part side of the front-back direction, and is formed long in the front-back direction.

  According to the container 1 having such a configuration, the groove portion 6 is formed between the left and right end portions of the bottom wall contact portion 21A elongated in the left-right direction and the inner surfaces of the pair of left and right side walls 23, 23. In addition, since the object C is generally accommodated in the left and right central portion in the container 1, when the container 1 is erected by the bottom wall abutting portion 21A that is long in the left and right direction. In addition, the horizontal movement of the object to be accommodated C can be sufficiently restricted, and the groove portions 6 provided on the left and right end portions of the bottom wall abutting portion 21A serve as air passages through which the cool air by the cold insulation material D passes. Suitably, it is easy for cold air to come and go between the upper side and the lower side of the bottom wall contact part 21A or the top wall contact part 31A of the internal space, and the cooling efficiency for the object C can be improved. .

  In addition, when providing the groove part 6 in both the upper surface 21U of the bottom wall 21 and the lower surface 3L of the top wall 3A, the groove part 6 of the bottom wall 21 and the top wall 3A has the same shape (cross-sectional shape, length) or It can be configured in different shapes. In addition, the groove 6 of the bottom wall 21 and the groove 6 of the top wall 3A can be configured to face each other or not face each other when the opening 2A of the container body 2 is closed with the lid 3.

  DESCRIPTION OF SYMBOLS 1 ... Container, 2 ... Container main body, 2A ... Opening part, 2B ... Main body side wall, 3 ... Lid body, 3A ... Top wall, 4 ... Groove for fitting, 5 ... Skirt part, 6 ... Groove part, 21 ... Bottom wall, 21A ... Bottom wall contact part, 21B ... Inclined part, 22 ... Partition plate, 22a ... Ventilation groove, 23, 23 ... left and right side walls, 24, 24 ... front and rear side walls, 24P ... convex part, 24Q ... concave part, 25 ... convex ridge for fitting, 31A ... top wall contact part, 31B ... Inclined part, 51 ... Outer edge wall part, 52 ... Groove wall part, 53 ... Inner wall part, C ... Contained object, D ... Cold insulation material, FS ... Front space, BS ... Back space

Claims (3)

It has a container body and lid made of foamable synthetic resin,
The container body is a plate-shaped bottom wall and a frame-shaped side wall standing from a front outer peripheral edge of the bottom wall and having an end in the height direction as an opening of the container body. And a side wall having a placement surface for placing an object in a state where the container body is stood so that the height direction is horizontal and the object is accommodated.
The lid includes a plate-like top wall that closes the opening of the container body,
On the surface of the bottom wall of the container main body, a bottom wall abutting portion that protrudes toward the opening side is provided at a position in the middle of the container main body in the vertical direction, and the top of the lid body is provided. On the back surface of the wall, a ceiling wall abutting portion that protrudes toward the bottom wall side is provided so as to be opposed to the bottom wall abutting portion in a state where the opening of the container body is closed,
It is provided with a partition plate that divides the internal space into two, and one of the internal spaces divided into two is an internal space that stores the cold insulation material,
A ventilation groove is formed in the partition plate to communicate the interior space divided into two,
The cold storage material is accommodated in one internal space of the internal spaces , and the opening of the container body in a state where the object to be stored is accommodated in the other internal space of the internal spaces is closed with a lid, and the height direction When the container is erected so that the horizontal direction is in the horizontal direction and the placement surface is positioned below, the object to be stored is placed on the placement surface, and the bottom wall contact portion and the top wall contact And is configured to be restricted from moving in the other internal space.
At least one of the front surface of the bottom wall and the back surface of the top wall communicates the two internal spaces between the bottom wall abutting portion or the top wall abutting portion and the lower side with the container standing. A container provided with a concave groove. The top wall of the lid body is a pair of skirt portions that hang from a part of the outer edge portion of the back surface and fit to the height direction end portion of the side wall of the container body, and in the horizontal direction in a state where the container is erected A pair of plate-like skirt portions facing in the left-right direction perpendicular to the height direction and the up-down direction, and the top wall abutting portion is formed in a long shape in the left-right direction,
The container according to claim 1, wherein the groove is formed between both left and right end portions of the top wall contact portion and inner surfaces of the pair of skirt portions. The top wall of the lid body is a pair of skirt portions that hang from a part of the outer edge portion of the back surface and fit to the height direction end portion of the side wall of the container body, and in the horizontal direction in a state where the container is erected A pair of plate-like skirt portions facing in the left-right direction perpendicular to the height direction and the up-down direction,
The side walls of the container body are a pair of wall portions in which a pair of skirt portions of the top wall are fitted to end portions in the height direction, and the height direction is a horizontal direction in a state where the container is stood. A pair of plate-like wall portions facing in the left-right direction perpendicular to the up-down direction, and the bottom wall contact portion is formed to be long in the left-right direction,
The container according to claim 1 or 2, wherein the groove is formed between both ends in the left-right direction of the bottom wall contact portion and the inner surfaces of the pair of wall portions.

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