JP6900200B2 - Showcase - Google Patents

Description

The present invention relates to a showcase having a heat insulating body having an open top surface.

Conventionally, so-called flat showcases with an open top surface have been often used in stores such as supermarkets and convenience stores for selling frozen foods such as ice cream. Some of these flat showcases have sliding doors and some do not, but considering sales efficiency during the busy season, it is overwhelmingly advantageous not to have doors. .. On the other hand, when the environmental conditions deteriorate such as in summer, the cooling efficiency in the display room is improved by providing a door.

However, since the rail had to be attached to the conventional door with screws or bolts, it was necessary to ask a specialized contractor, and it was difficult to work on the store side. Therefore, a detachable sliding door having a frame body composed of a vertical frame and a horizontal frame and a sliding door has been developed so as to be provided in a showcase (see, for example, Patent Document 1).

JP-A-2009-17965

However, since the four-sided frame is as large as the opening size of the showcase, the work of attaching it to the showcase is still extremely complicated.

The present invention has been made to solve such conventional technical problems, and an object of the present invention is to provide a showcase in which a sliding door type door can be attached to an opening on an upper surface extremely easily.

The showcase of the invention of claim 1 is provided with a heat-insulating main body having an opening on the upper surface and a transparent wall erected on the opening edge of the main body, and is attached to a pair of transparent walls facing each other. It is equipped with a sliding door type door that is provided between the rail members and each rail member to open and close the opening on the upper surface of the main body, and the transparent wall is erected at the four corners of the opening edge of the main body. It consists of a transparent wall with corners fixed to the door and a transparent wall with straight corners located between the transparent walls at each corner and inserted into the opening edge of the main body. Each is attached, and both ends are characterized by extending to the transparent wall at the corner.

In the showcase of the invention of claim 2, in the above invention, the rail members are formed in a staggered upper and lower stages, and a plurality of rail portions on which the door is slidably mounted are integrally formed on the lower side of these rail portions. It is characterized by having a box-shaped portion.

The showcase of the invention of claim 3 is characterized in that, in the above invention, the rail member is formed of a hard synthetic resin, and a reinforcing material is provided in the box-shaped portion.

In the showcase of the invention of claim 4, in the above invention, the rail member is attached to a pair of straight transparent walls facing each other, and both ends of the reinforcing material project from the rail member in the longitudinal direction and each project. The end portion is characterized by exhibiting a curved shape along the inner surface shape of the corner transparent wall.

According to the present invention, in a showcase having a heat insulating main body having an open upper surface and a transparent wall erected on the opening edge of the main body, rail members attached to a pair of transparent walls facing each other. Since it is equipped with a sliding door type door that is provided between each rail member and closes the upper surface opening of the main body so that it can be opened and closed, if a door is required, the rail members can be placed on a pair of transparent walls facing each other. By attaching each of them and providing a door between the attached rail members, the opening on the upper surface of the showcase can be closed by a sliding door type door so as to be openable and closable.

On the other hand, if the door is not needed, the door can be removed from the top opening of the showcase by removing the door and removing the rail member from the transparent wall. It becomes possible to extremely easily select whether to use the product with the product provided or not, depending on the usage situation.

In addition, transparent walls are erected at the four corners of the opening edge of the main body, and are located between the transparent wall at the corner fixed to the main body and the transparent wall at each corner and inserted into the opening edge of the main body. When composed of a wall, the rail members are attached to a pair of straight transparent walls facing each other as in the present invention, and both ends thereof extend to the transparent corner walls fixed to the main body. Therefore, it is possible to secure the mounting strength of the rail member.

Further, as in the invention of claim 2, the rail members are formed in different steps in the upper and lower stages, and a plurality of rail portions on which the doors are slidably mounted and a box-shaped shape integrally formed on the lower side of these rail portions. By adopting a structure having a portion, it is possible to secure the strength of the rail member itself and ensure the flatness of the rail portion.

Further, when the rail member is formed of a hard synthetic resin as in the invention of claim 3, it is possible to prevent the rail member from bending by providing a reinforcing material in the box-shaped portion.

In this case, as in the invention of claim 4, both ends of the reinforcing material are projected from the rail member in the longitudinal direction so that each protruding end exhibits a curved shape along the inner surface shape of the transparent wall at the corner. Then, when the rail member is attached to the transparent wall of the straight part facing each other, both ends of the reinforcing material follow the shape of the inner surface of the transparent wall of the corner part, so that the appearance is improved and the transparent wall side of the corner part is used. It is also possible to suppress the inconvenience of dust entering the lower side of the rail member.

It is a front view of the showcase to which this invention is applied. It is a top view of the showcase of FIG. It is a vertical sectional side view of the showcase of FIG. It is an enlarged plan view of the corner part of the showcase of FIG. It is an enlarged sectional view of the straight part transparent wall part of the showcase of FIG. It is a top view of the rail member of the showcase of FIG. It is a front view of the rail member of the showcase of FIG. It is a vertical sectional side view of the rail member of the showcase of FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The showcase 1 of the embodiment to which the present invention is applied is a so-called flat freezing (or refrigerating) open showcase, and is composed of a heat insulating main body 2 having an open upper surface. The main body 2 is composed of a front wall 2A made of a heat insulating wall, a rear wall 2B facing the front wall 2A, left and right side walls 2C and 2C, and a bottom wall 2D. A duct 4 is configured on the outside of a partition plate 3 provided at intervals inside the rear wall 2B, and the inside of the partition plate 3 is a display room 6 having an opening on the upper surface (that is, an opening of the main body 2). ing.

A cooler 7 and a blower 8 constituting a cooling device are arranged in the duct 4 on the bottom wall 2D, a discharge port 9 is provided at the upper end of the duct 4 inside the front wall 2A, and a duct inside the rear wall 2B. A suction port 11 is formed at the upper end of each of the four suction ports 11. Then, the cold air that has exchanged heat with the cooler 7 is discharged from the discharge port 9 by the blower 8 and is sucked from the suction port 11, so that the inside of the display chamber 6 is cooled to a predetermined freezing (or refrigerating) temperature. Has been done.

Further, at the four corners of the opening edge of the main body 2, transparent corner walls 13 made of a transparent acrylic plate are erected, respectively, and are fixed to the main body 2 with screws. As shown in FIGS. 2 and 4, the corner transparent wall 13 has a curved inner surface.

Further, a straight transparent wall 14 also made of a transparent acrylic plate is erected at the upper end of the front wall 2A and the upper end of the rear wall 2B forming the opening edge of the main body 2, and at the upper ends of the walls 2A and 2B, respectively. It is detachably inserted into the formed groove. Each straight portion transparent wall 14 extends in the longitudinal direction at the upper ends of the respective walls 2A and 2B, and the upper surface thereof has a flat plate shape.

Furthermore, side transparent walls 16 also made of transparent acrylic plates are erected at the upper ends of the left and right side walls 2C and 2C forming the opening edge of the main body 2, and are formed at the upper ends of the respective walls 2C and 2C. It is detachably inserted into the groove. Each side surface transparent wall 16 extends in the longitudinal direction at the upper ends of the walls 2C and 2C, and the upper surface thereof has a curved chevron shape in which a portion located at the center protrudes in a direction away from the main body 2. The straight transparent wall 14 and the side transparent wall 16 are located between the corner transparent walls 14, and the transparent wall 17 for avoiding wind in the present invention is formed by these. The transparent wall 17 including the corner transparent wall 13, the straight transparent wall 14, and the side transparent wall 16 suppresses the intrusion of outside air from the upper opening of the display chamber 6.

The rail member 21 and the door 22 of the present invention are detachably attached to the showcase 1 which is such a flat open showcase. Next, the structures of the rail member 21 and the door 22 and the mounting procedure to the showcase 1 will be described.

The rail member 21 is formed by extrusion molding of a transparent or semi-transparent hard synthetic resin, and as shown in FIGS. 6 to 8, two stages (three stages or more may be used) formed inside the upper surface of the rail member 21 in a staggered manner. ), A fitting portion 26 formed on the outside of the upper surface, and a plurality of box-shaped portions 27 formed on the lower side and the outer side of the rail portions 23, 24 in the embodiment. , 28, and 29 are integrally provided, and as a whole, they have a long linear shape as shown in FIGS. 6 and 7, and have a dimension longer than that of the transparent wall 14 of the straight portion.

Further, a reinforcing member 31 made of a steel plate is inserted in the largest box-shaped portion 27 of the rail member 21. The reinforcing material 31 is a long plate material having a cross-sectional gate shape as shown in FIG. 5, and is inserted along the inner surface of the box-shaped portion 27, and both end portions 31A thereof are formed in the longitudinal direction from the rail member 21. It protrudes (has a dimension longer than that of the rail member 21), and its outer surface has a curved shape that follows the inner surface shape of the corner transparent wall 13 (see FIG. 4).

On the other hand, four doors 22 are used in the embodiment to form a sliding door type door. Each door 22 is made of a transparent acrylic plate, and as a whole, the central portion (the portion located in the central portion between the rail members 21 and 22) is curved so as to protrude in the direction away from the main body 2, and the side surface portion. It has a cross-sectional shape that substantially matches the shape of the upper surface of the transparent wall 16.

With the above configuration, the procedure for attaching the rail member 21 and the door 22 to the showcase 1 will be described next. If the door 22 is not used during the busy season of the store and the showcase 1 is used as an open showcase, and it becomes necessary to attach the door 22 to the showcase 1 in consideration of cooling efficiency, First, the rail member 21 is attached to each of the straight transparent walls 14 erected at the upper ends of the front wall 2A and the rear wall 2B.

In that case, the fitting portion 26 of the rail member 21 is fitted over the transparent wall 14 of the straight portion as shown in FIG. As a result, the rail member 21 is detachably attached to the straight transparent walls 14 and 14 of the front wall 2A and the rear wall 2B which face each other. In this state, the rail portions 23 and 24 of each rail member 21 are located on the display chamber 6 side of the straight portion transparent wall 14 and extend in the longitudinal direction.

Further, both ends of the rail member 21 extend from the straight transparent wall 14 to the corner transparent wall 13 as shown in FIG. 4, and both ends of the fitting portion 26 can be attached to and detached from the corner transparent walls 13 and 13. Fit into. Further, both end portions 31A of the reinforcing member 31 face each other along the inside of the corner portion transparent wall 13 as shown in the figure.

In this way, after the rail member 21 is attached to the straight transparent walls 14 and 14, the door 22 is provided between the rail members 21 and 21 facing each other. In this case, the ends of the doors 22 and 22 on both outer sides are slidably and detachably placed on the lower rail portion 23, and the ends of the inner doors 22 and 22 are placed on the upper rail portion 24. It is placed on top so that it can be slidably and detachably placed. As a result, the upper surface opening of the display room 6 of the showcase 1 is closed by the sliding door type door 22 so as to be openable and closable.

If the door 22 is not needed during the busy season, the door 22 is lifted from the upper door 22 and all four doors 22 are removed. Next, the showcase 1 can be used as the original flat open showcase by pulling out each rail member 21 upward from the transparent wall 14 of the straight portion and removing the rail member 21.

As described in detail above, in the present invention, in the showcase 1 provided with the heat insulating main body 2 having an open upper surface and the transparent walls 17 (13, 14, 16) erected on the opening edge of the main body 2, relative to each other. The rail member 21 attached to the pair of straight transparent walls 14 and 14 facing each other and the upper surface opening of the display chamber 6 provided between the rail members 21 and configured in the main body 2 can be opened and closed so as to be openable and closable. Since the sliding door type door 22 is provided, when the door 22 is required, the rail member 21 is attached to the pair of straight transparent walls 14 and 14 facing each other, respectively, and the rail member 21 is crossed between the attached rail members 21 and 21. By providing the door 22, the upper opening of the display chamber 6 configured in the main body 2 of the showcase 1 can be closed by the sliding door type door 22 so as to be openable and closable.

On the other hand, when the door 22 is unnecessary, the door 22 is removed and the rail member 21 is removed from the straight transparent wall 14, so that the door 22 can be opened through the upper surface opening of the display chamber 6 formed in the main body 2 of the showcase 1. Depending on the usage situation, the door 22 may or may not be provided in the upper opening of the display room 6 configured in the main body 2 of the showcase 1. Will be extremely easy to select.

In particular, in the embodiment, the rail member 21 is detachably fitted and attached to the transparent wall 14 of the straight portion, and the door 22 is detachably mounted on the rail member 21, so that the door 22 can be attached. The removal work will be significantly easier and the convenience will be further improved.

In this case, in the embodiment, since the door 22 is curved so that the portion located at the center between the rail members 21 and 21 projects in the direction away from the main body 2, the pair of straight transparent walls 14 and 14 Even if the door 22 is provided between the rail members 21 and 21 attached to the rail member 21, the inconvenience that the door 22 bends toward the main body 2 does not occur.

Further, the transparent wall 17 is erected at the four corners of the opening edge of the main body 2 and is located between the corner transparent wall 13 fixed to the main body 2 and the corner transparent walls 13 and 13 to open the main body 2. It is composed of a straight transparent wall 14 inserted into the edge, and the rail member 21 is attached to a pair of straight transparent walls 14 and 14 facing each other, and both ends thereof are fixed to the main body 2. Since it extends to the walls 13 and 13, it is possible to secure the mounting strength of the rail member 21.

Further, the rail member 21 of the embodiment is formed in a staggered upper and lower stage, and is located on two stages (plurality) of rail portions 23, 24 on which the door 22 is slidably mounted, and on the lower side of these rail portions 23, 24. Since the structure has the box-shaped portion 27 formed integrally, it is possible to secure the strength of the rail member 21 itself and to ensure the flatness of the rail portions 23 and 24.

Further, in the embodiment, the rail member 21 is formed of a hard synthetic resin, and the reinforcing material 31 is provided in the box-shaped portion 27, so that the rail member 21 can be prevented from bending. ..

Further, both end portions 31A of the reinforcing member 31 project in the longitudinal direction from the rail member 21, and the projecting end portions 31A and 31A have a curved shape along the inner surface shape of the corner transparent wall 13. When the rail members 21 are attached to the linear portions transparent walls 14, 14 facing each other, both end portions 31A, 31A of the reinforcing member 31 form a shape that follows the inner surface shape of the corner portion transparent walls 13. As a result, the appearance is improved, and the inconvenience of dust entering from the corner transparent wall 13 side to the lower side of the rail member 21 can be suppressed.

In the embodiment, the corner transparent wall 13, the straight transparent wall 14, and the side transparent wall 16 are made of a transparent acrylic plate, but may be made of transparent glass. In addition, it goes without saying that the specific configurations of the rail member 21 and the door 22 can be variously changed without departing from the spirit of the present invention.

1 Showcase 2 Main body 2A Front wall 2B Rear wall 6 Display room 13 Corner transparent wall 14 Straight part transparent wall 17 Transparent wall 21 Rail member 22 Door 23, 24 Rail part 26 Fitting part 27 Box-shaped part 31 Reinforcing material

Claims (4)

In a showcase having a heat insulating body with an open top surface and a transparent wall erected on the opening edge of the body.
A pair of rail members attached to the pair of transparent walls facing each other, and
Provided across between the rail member includes a door sliding door for closing the upper opening of the body openably
The transparent wall is erected at the four corners of the opening edge of the main body, and is located between the corner transparent wall fixed to the main body and each corner transparent wall and inserted into the opening edge of the main body. It consists of a transparent wall
A showcase characterized in that the rail members are attached to a pair of the straight transparent walls facing each other, and both ends extend to the corner transparent walls. The rail member is formed in a staggered upper and lower stage, and is characterized by having a plurality of rail portions on which the door is slidably mounted and a box-shaped portion integrally formed on the lower side of the rail portion. The showcase according to claim 1. The showcase according to claim 2, wherein the rail member is formed of a hard synthetic resin, and a reinforcing material is provided in the box-shaped portion. The rail members are attached to a pair of transparent walls of the straight portions facing each other, both ends of the reinforcing material project in the longitudinal direction from the rail members, and the protruding ends are transparent at the corners. The showcase according to claim 3, wherein the showcase has a curved shape along the inner surface shape of the wall.

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