JP4448593B2 - Small animal storage box - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
For example, the present invention can accommodate and transport small experimental animals such as mice and guinea pigs for animal testing, and can be kept in a state where the transported small experimental animals are accommodated. This is related to a small animal storage box.
[0002]
[Prior art]
Conventionally, this type of small animal storage box includes a container body formed in a substantially bottomed square box shape with a synthetic resin, and a substantially square plate-like lid body capable of closing the entire upper surface opening of the container body. It is configured. Cylindrical support legs protrude downward from the four corners of the back surface of the bottom plate of the container body. Further, a ventilation portion is formed by drilling a large number of circular holes in the side wall of the container body and the top plate of the lid. A nonwoven fabric is welded to the outer surface of the ventilation portion.
[0003]
When a small animal storage box is constructed by attaching a lid to the container body, and a plurality of small animal storage boxes are stacked up and down, the lid of the small animal storage box disposed below and the small animal storage box disposed above The support leg is interposed between the bottom plate of the container body and a space is formed. Then, heat, moisture, off-flavor, etc. generated from small animals in the small animal storage box below are released from the ventilation section to the outside of the container main body through the space, and external air is released through the space and the ventilation section. It flows into the container body.
[0004]
However, in the small animal storage box configured as described above, for example, when the container main body is circulated on the roller conveyor, the support legs of the container main body get stuck in the gap between the rollers of the roller conveyor. Therefore, there has been a problem that the distribution of the container main body is stopped on the roller conveyor. Therefore, the present inventor has proposed a container body in which the support legs of the container body are omitted and the back surface of the bottom plate is formed flat.
[0005]
[Problems to be solved by the invention]
However, in the container body in which the back surface of the bottom plate is formed flat, when a plurality of small animal storage boxes are stacked one above the other, the cover of the small animal storage box disposed below and the small animal storage box disposed above In close contact with the bottom plate of the container body. Then, the ventilation part of the lid of the lower small animal storage box is blocked by the bottom plate of the container main body arranged above. As a result, heat, moisture, off-flavor, etc. generated from the inside of the small animal storage box are difficult to be released to the outside of the small animal storage box and are easily accumulated in the container body, which is not preferable as a transport condition for the small animal. It was.
[0006]
The present invention has been made paying attention to the problems existing in the prior art as described above. An object of the invention is to provide a small animal storage box that can maintain good air permeability in each container body in a state where a plurality are stacked.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a small animal storage box according to the first aspect of the present invention includes a container main body in which an opening that opens upward is formed by a side wall formed upward from the periphery of the bottom plate, and the container main body In the small animal storage box provided with a lid for closing the opening of the lid, at least a pair of the upper surface of the lid that extends along the side edges of the lid in a state where the upper edge is horizontal extends opposite to each other. Ribs are provided at intervals in the direction of the side edge of the lid, and another small animal storage box can be loaded on each rib, and the bottom plate of the container body of the other small animal storage box, and the lid The rib is provided with an inclined portion that is inclined downward from the upper end toward the upper surface of the lid, and the other small animal is disposed on the upper surface of the lid. The outer surface of the bottom corner of the container body of the container can be engaged Both erected higher Konaribu than the rib, the Konaribu is widening forms one end portion of the Konaribu which faces said inclined portion extends in the same direction as the direction of extension of said ribs outwardly, said Konaribu Comprises a first rib extending in the same direction as the extending direction of the rib so as to follow a corner portion of the top plate of the lid, and a second rib extending in a direction orthogonal to the extending direction of the rib. Is connected to the second rib of the corner rib .
[0010]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment in which the present invention is embodied in a small animal storage box will be described in detail with reference to the drawings.
[0011]
As shown in FIG. 1, the small animal storage box 11 includes a container main body 12 having an opening that is opened upward by a synthetic resin material, and a lid 13 that closes the opening of the container main body 12.
[0012]
First, the container body 12 will be described. Side walls 15 to 18 corresponding to the respective sides are erected substantially vertically with respect to the bottom plate 14 on the periphery of the bottom plate 14 having a planar rectangular shape. Yes. Among the side walls 15 to 18, the front side wall 15 and the rear side wall 16 correspond to the short side of the bottom plate 14, and the left side wall 17 and the right side wall 18 correspond to the long side of the bottom plate 14. (Front side wall 15 and rear side wall 16, left side wall 17 and right side wall 18) are provided opposite to each other in the front-rear and left-right directions. And the opening part opened upwards is formed in the container main body 12 by the upper end part of each side wall 15-18. As shown in FIG. 3, the bottom plate 14 has a flat surface on the front and back surfaces.
[0013]
As shown in FIGS. 1 and 3, an upper peripheral flange 19 is formed along the periphery of the opening of the container main body 12, and a lower peripheral flange 20 is located near the lower portion of the upper peripheral flange 19. Is formed. On the outer peripheral surface of the upper peripheral flange 19 positioned on the upper side of both end portions of each of the side walls 15 to 18, fitting projections 21 as fitting means are projected outward. Further, water bottle attachment holes 22 are formed in the inner peripheral surface of the upper peripheral edge of the upper peripheral flange 19 in the vicinity of the respective fitting protrusions 21, respectively. The water bottle 23 can be attached to the inside of the container body 12 by engaging the attachment piece 24 of the cup-shaped water bottle 23 with the water bottle attachment hole 22.
[0014]
The left side wall 17 and the right side wall 18 of the container body 12 are each formed with a plurality of circular holes to form two ventilation portions 25 (only the ventilation portion 25 of the right side wall 18 is shown). Non-woven fabrics 26 are welded to the outer surfaces of 25. The ventilation portions 25 allow ventilation between the inside and outside of the container body 12.
[0015]
Next, the lid 13 will be described. As shown in FIG. 1, the lid 13 includes a top plate 27 formed in a planar rectangular shape, and a peripheral flange 28 projecting downward along the periphery of the top plate 27. And is formed in a substantially square plate shape. As shown in the broken line and the solid line in FIG. 2 and in FIG. 3, on the inner peripheral surface of the peripheral flange 28, fitting projections 29 as fitting means are respectively provided on both ends of each side of the top plate 27. The fitting protrusion 21 is provided so as to be fitted.
[0016]
As shown in FIG. 1, on both long sides of the top surface of the top plate 27 of the lid 13, ribs extending opposite to each other along both long sides as side edges of the lid 13 with the upper edge being horizontal. 30 are formed on both short sides of the top plate 27 at intervals. And the horizontal part 30a which makes each horizontal is formed in the upper end edge of each rib 30, and on the upper surface of the top plate 27, between each rib 30 extended along both long sides, an upper end edge is each rib, respectively. A connecting rib 30b formed lower than the upper end edge of 30 is formed. Further, each rib 30 is provided with an inclined portion 30c which is inclined downward from the horizontal portion 30a toward the upper surface of the top plate 27, that is, the connecting rib 30b. The rib 30 and the connecting rib 30b are inclined portions 30c. It is connected by. As shown in FIG. 7, another small animal storage box 11 can be loaded on the horizontal portion 30 a of the four ribs 30.
[0017]
As shown in FIGS. 1 and 2, at the four corners of the top surface of the top plate 27, corner ribs that are formed in the shape of a plane along the corner portion of the top plate 27 are positioned in the vicinity of both horizontal portions 30 a of the ribs 30. 31 is erected so as to open inward of the top plate 27. In each corner rib 31, a guide piece 31 a is formed at the outer end located on the long side of the top plate 27 so as to expand obliquely outward from the top plate 27. And as shown in FIG. 6, each corner part by the side of the baseplate 14 of the container main body 12 of another small animal storage box 11 is engaged with each corner rib 31. As shown in FIG.
[0018]
As shown in FIG. 2, the top plate 27 of the lid 13 is formed with a plurality of circular holes to form a ventilation portion 25, and the ventilation portion 25 is formed by a nonwoven fabric 26 welded to the top surface of the top plate 27. Covered. The ventilation part 25 allows ventilation between the inside and outside of the container body 12. Moreover, as shown in FIG.2 and FIG.3, the cylindrical engaging convex part 32 is protrudingly provided by the four corners of the back surface of the top plate 27 below.
[0019]
3 and 4, when the lid body 13 is attached to the container body 12, the outer peripheral surface of the peripheral flange 28 of the lid body 13 and the outer peripheral surface of the lower peripheral surface flange 20 of the container main body 12 are It is comprised so that a continuous surface may be formed, and the adhesive tape which is not illustrated can be stuck so that the continuous surface may be straddled. Further, an engaging convex portion 32 corresponding to the water bottle 23 attached to the container body 12 is engaged with the upper surface of the water bottle 23.
[0020]
Next, the operation of the small animal storage box 11 having the above-described configuration will be described.
First, for example, when the container body 12 is circulated on the roller conveyor, the outer bottom surface of the bottom plate 14 of the container body 12 forms a flat surface. Therefore, on the roller conveyor, the container body 12 moves smoothly without being caught in the gap between the rollers and stopping.
[0021]
Now, when the small animal storage box 11 is configured and a small animal is transported, first, as shown in FIG. 3, the attachment piece 24 of the water bottle 23 is engaged with the water bottle attachment hole 22 of the container body 12, and the The water bottle 23 is attached in the container main body 12, and then a small animal (not shown) is accommodated in the container main body 12. Next, the lid body 13 is attached to the container body 12, and the fitting protrusion 29 of the lid body 13 is fitted to the fitting protrusion 21 of the container body 12. Then, the fitting state restricts the lid 13 from being easily detached from the container body 12. Even if the end of the lid 13 is warped upward, the warpage is corrected by the fitting of the fitting protrusion 29 and the fitting protrusion 21, and the outer peripheral surface and the lower periphery of the peripheral flange 28 are corrected. The outer peripheral surface of the surface flange 20 is configured to form a continuous surface. Further, the engagement convex portion 32 of the lid 13 is engaged with the upper surface of the water bottle 23 and the water bottle 23 is restricted from moving in the vertical direction.
[0022]
Subsequently, an adhesive tape (not shown) is attached to the continuous surface of the peripheral flange 28 and the lower peripheral flange 20 so as to straddle the continuous surface, and the lid 13 cannot be removed from the container body 12 by the adhesive tape. As shown in FIG. 4, the small animal storage box 11 is configured by closing the opening of the container body 12.
[0023]
Next, when stacking a plurality of small animal storage boxes 11 on top of each other, first, another small animal storage box 11 is arranged above the small animal storage box 11 so that the planar shapes of both correspond to each other, as shown in FIG. As indicated by a two-dot chain line, the bottom plate 14 on the front wall 15 side of the other small animal storage box 11 is placed on the pair of connecting ribs 30b. Subsequently, as shown by a solid line in FIG. 5A, the other small animal storage box 11 is connected to the front side wall 15 side (right side in FIG. 5) of the lower small animal storage box 11, that is, to the horizontal portion 30a side. Slide on 30b.
[0024]
Then, another small animal storage box 11 is guided by the inclined portion 30c from the position indicated by the two-dot chain line in FIG. 5B and slides in the direction of the horizontal portion 30a, and moves to the position indicated by the solid line in FIG. 5B. To do. Further, another small animal storage box 11 is guided from the position indicated by a two-dot chain line in FIG. 5C to the inclined portion 30c and moves onto the horizontal portion 30a as indicated by a solid line in FIG. 5C.
[0025]
At this time, as shown in FIG. 6, the bottom plate 14 side of the corner portion on the front side wall 15 side of another small animal storage box 11 is guided inward of the corner rib 31 by the guide piece 31 a of each corner rib 31, and further, the corner portion The outer surfaces of the two side walls (the front side wall 15 and the left side wall 17 in FIG. 6) engage with the inner surface of the corner rib 31. Then, as shown in FIG. 7, the four corners of the bottom plate 14 of another small animal storage box 11 are supported on four horizontal portions 30 a, and the outer surfaces on the bottom plate 14 side of the four corner portions of the container body 12 are respectively formed on the corner ribs 31. By engaging, another small animal storage box 11 is loaded on all the ribs 30 of the small animal storage box 11.
[0026]
In this loaded state, there is a space between the bottom plate 14 of the container body 12 of another small animal storage box 11 and the top plate 27 of the lid 13 of the small animal storage box 11 below, that is, between the upper edge of the connecting rib 30b. 33 is formed. Then, heat, moisture, odor and the like generated from the small animals in the small animal storage box 11 below are released from the vent 13 of the lid 13 and the container body 12 to the outside of the container body 12 through the space 33, and External air flows into the container body 12 through the space 33 and the ventilation portion 25. In this state, the plurality of small animal storage boxes 11 are transported.
[0027]
As described above, according to the embodiment, the following effects are exhibited.
(1) When a plurality of small animal storage boxes 11 are stacked up and down, a space 33 is formed between the bottom plate 14 of another small animal storage box 11 and the connecting rib 30b of the lid 13 of the lower small animal storage box 11. Is done. Therefore, the ventilation portion 25 of the lid body 13 of the small animal storage box 11 below is vented from the space 33, and the ventilation state in the container body 12 can be improved.
[0028]
(2) The bottom plate 14 of the container body 12 was formed on a flat surface by omitting the support legs on the back surface. Therefore, for example, when the container main body 12 is circulated on the roller conveyor, the container main body 12 can be smoothly distributed on the roller conveyor.
[0029]
(3) When the lid body 13 is attached to the container body 12, the fitting projection 29 of the lid body 13 is fitted to the fitting projection 21 of the container body 12, and the lid body 13 is detached from the container body 12. Can be regulated. Further, the warpage of the lid 13 is corrected, and a continuous surface can be formed by the peripheral flange 28 and the lower peripheral flange 20. Therefore, when the adhesive tape is attached to the continuous surface, the adhesive tape can be secured from the peripheral flange 28 or the lower peripheral surface flange 20 without raising the adhesive tape, and the lid 13 can be secured by the adhesive tape. It is possible to prevent the container body 12 from coming off.
[0030]
(4) When the lid body 13 is mounted on the container body 12, the upper surface of the water supply bottle 23 is pressed over a wide range by the engagement of the engaging convex portion 32 having a planar annular shape with the upper surface of the water supply bottle 23. Therefore, for example, when the small animal storage box 11 is being transported, the water bottle 23 is restricted from moving in the vertical direction, and it is possible to eliminate the possibility of water spilling or the water bottle 23 being detached from the container body 12.
[0031]
(5) When another small animal storage box 11 is slid on the pair of connecting ribs 30b, the other small animal storage box 11 is guided by the inclined portion 30c and moved onto the horizontal portion 30a. Therefore, the inclined portion 30c is not formed, and unlike the case where another small animal storage box 11 is lifted and the four corners of the bottom plate 14 are placed on the horizontal portions 30a, the moving operation can be simplified. .
[0032]
(6) Since each corner rib 31 is formed with a guide piece 31a that expands outward, the front side wall 15 side of the container main body 12 is displaced outward during the sliding movement of another small animal storage box 11, for example. However, the other small animal storage box 11 can be guided to the inside of the corner rib 31 by the guide piece 31a. As a result, the operation of moving another small animal storage box 11 can be easily performed.
[0033]
(7) The bottom surface 14 side outer surfaces of the four corner portions of another small animal storage box 11 engage with the corner ribs 31 of the lower small animal storage box 11 and are stacked vertically. Therefore, the corner ribs 31 can prevent the upper small animal storage box 11 from moving back and forth and right and left during the transportation of the corner ribs 31 and prevent the loaded state from collapsing.
[0034]
It should be noted that the embodiment described above can be modified and embodied as follows.
The engagement convex portion 32 may be omitted, and the planar shape of the engagement convex portion 32 may be changed to a planar polygon frame shape, a planar polygon shape, a planar circular shape, a planar elliptical shape, or the like.
[0035]
The fitting protrusion 29 of the lid 13 and the fitting protrusion 21 of the container body 12 may be omitted, and at least one of the fitting protrusion 29 and the fitting protrusion 21 is within the peripheral flange 28 of the lid 13. It may be formed along the entire peripheral surface or the entire outer peripheral surface of the upper peripheral flange 19 of the container body 12.
[0036]
The guide piece 31a may be formed by expanding at least one end of the corner rib 31 outwardly, or the guide piece 31a may be omitted without forming the both ends of the corner rib 31 widened. Good. As shown by a two-dot chain line in FIG. 4, the corner ribs 31 adjacent on at least one short side of the top plate 27 may be connected along the direction in which the short side extends. The corner ribs 31 having a rectangular frame shape may be formed on the top surface of the top plate 27. When comprised in this way, the movement of another small animal storage box 11 can be controlled more reliably. In addition, the corner rib 31 may be omitted.
[0037]
-Each inclination part 30c may be abbreviate | omitted and a level | step difference may be formed between the horizontal part 30a of the rib 30 and the connection rib 30b. Alternatively, three or more ribs 30 may be formed, connecting ribs 30b may be formed between adjacent ribs 30, and inclined portions 30c may be provided from each rib 30 toward the connecting ribs 30b. It may be omitted and formed in a stepped shape.
[0038]
-The rib 30 extended in parallel with respect to each of a pair of rib 30 of embodiment may be added, and the rib 30 may be formed in three or more places on the top plate 27. FIG. Further, two or more ribs 30 extending along the extending direction of the short side are formed on at least both short sides of the top plate 27, and the ribs extending along the extending directions of the long side and the short side of the top plate 27, respectively. 30 may be formed, and the rib 30 extending along the long side may be omitted. Then, another small animal storage box 11 may be slid along the short side of the top board 27. In addition, a rib 30 having a rectangular frame shape may be formed on the top plate 27 along the long side and the short side.
[0039]
A support leg having a rectangular frame shape along the periphery of the bottom plate 14 is formed on the back surface of the bottom plate 14 of the container body 12. Further, in the horizontal portion 30a of each rib 30 of the lid body 13, when another small animal storage box 11 is loaded on the horizontal portion 30a, an engagement concave portion that can be engaged with the support leg may be formed. When comprised in this way, the support leg of the small animal storage box 11 located above engages with the engagement recessed part of the small animal storage box 11 located below, and the movement of the small animal storage box 11 located above is controlled. be able to.
[0040]
In the embodiment, the small animal storage boxes 11 are loaded in two stages, but may be transported without being loaded, or may be loaded with three or more stages.
As shown in FIG. 8, in each rib 30, the inclined portion 30c may be formed so as to reach the upper surface of the top plate 27, and a gap may be formed between the inclined portion 30c and the connecting rib 30b. 30b may be omitted.
[0041]
Furthermore, the technical idea grasped from the embodiment will be described below.
- said the lid is in the mounted state of the cover relative to the container body, the small animal containment box engaging convex portion which engages the upper surface of the water bottle mounted in the container body that is provided. When comprised in this way, when a cover body is mounted | worn with a container main body, an engagement convex part engages with the upper surface of a corresponding water bottle.
Therefore, for example, during the transportation of the small animal storage box, the engaging convex portion restricts the water bottle from moving up and down, thereby eliminating the possibility of water spilling or the water bottle detaching from the container body. it can.
[0042]
-Between the lid body and the container body, in a state where the lid body is attached to the container body, the lid body is prevented from being detached from the container body, and between the outer surface of the lid body and the outer surface of the container body. small animal accommodating box together mateable fitting means for forming a continuous surface that is provided. When comprised in this way, when a cover body is mounted | worn with a container main body, it can control that a cover body remove | deviates from a container main body easily by a fitting means. Moreover, the curvature of a cover body is correct | amended and a continuous surface can be formed by the outer surface of a cover body and the outer surface of a container main body. Therefore, when the adhesive tape is applied to the continuous surface, the adhesive tape can be secured from the outer surface of the lid body or the outer surface of the container body, and a sufficient adhesion area can be secured to prevent the lid body from coming off from the container body. can do.
[0043]
- wherein in the mounted state of the cover relative to the container body to lid, a small animal containment box vent that allows ventilation between inside and outside of the container body that is provided. In such a configuration, in a state in which several double are stacked, to allow venting of the container body through the space from the ventilation portion, the ventilation within the container main body can be maintained.
[0044]
【The invention's effect】
Since this invention is comprised as mentioned above, there exist the following effects.
According to the small animal storage box of the first aspect of the present invention, the air permeability in each container body can be favorably maintained in a state where a plurality of boxes are stacked. Further, another small animal storage box can be easily moved onto the rib. Furthermore, in a state where a plurality of small animal storage boxes are stacked one above the other, the movement of another small animal storage box disposed above can be restricted, and another small animal storage box can be engaged with the corner rib. I can guide you.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view showing a small animal storage box of an embodiment.
FIGS. 2A and 2B are a plan view and a bottom view showing a lid of the small animal storage box of the embodiment.
FIG. 3 is a sectional view showing a small animal storage box according to the embodiment.
FIG. 4 is a perspective view showing a small animal storage box of the embodiment.
5A is a partial side view showing movement of the small animal storage box of the embodiment, FIG. 5B is a partial side view showing movement of the small animal storage box of the embodiment, and FIG. 5C is a small animal storage box of the embodiment. The partial side view which shows the movement of.
FIG. 6 is a partial plan view showing movement of the small animal storage box of the embodiment.
FIG. 7 is a partial side view showing a state where two small animal storage boxes are stacked up and down.
FIG. 8 is a perspective view showing another example of a lid.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 11 ... Small animal storage box, 12 ... Container body, 13 ... Cover body, 14 ... Bottom plate, 15-18 ... Side wall, 30 ... Rib, 30a ... Horizontal part, 30c ... Inclined part, 31 ... Corner rib, 31a ... Guide piece, 33 …space.

Claims (1)

In a small animal storage box comprising a container main body in which an opening that opens upward by a side wall formed upward from the peripheral edge of the bottom plate, and a lid that closes the opening of the container main body,
On the upper surface of the lid body, along the side edge of the lid body in a state where the upper end edge is horizontal, at least a pair of ribs extending opposite to each other are provided at intervals in the direction of the side edge of the lid body, It is configured so that another small animal storage box can be loaded on each rib, and a space is formed between the bottom plate of the container body of the other small animal storage box and the upper surface of the lid,
The rib is provided with an inclined portion inclined downward from the upper end toward the upper surface side of the lid,
On the upper surface of the lid body, an outer surface of the bottom corner portion of the container body of the other small animal storage box is engageable and a corner rib higher than the rib is erected,
The corner rib extends in the same direction as the extending direction of the rib and forms one end portion of the corner rib facing the inclined portion so as to expand outward ,
The corner rib is composed of a first rib extending in the same direction as the extending direction of the rib so as to follow a corner portion of the top plate of the lid, and a second rib extending in a direction orthogonal to the extending direction of the rib. The said rib is a small animal storage box which has connected the edge part to the 2nd rib of the said corner rib .

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