KR0133212B1 - Open showcase provided with prefab cooling cabinet - Google Patents

Abstract

The present invention provides an open show case with a prefabricated cooling reservoir having a small influence due to a carry-on operation or the like in the prefabricated cooling reservoir. The opening of the rear surface of the heat insulation box main body 11 of the open show case 1 with a prefabricated cooling reservoir communicates with the inside of the prefabricated storage 2. The partition upper plate 14 is arranged at intervals from the upper wall 7 and the partition lower plate 15 from the bottom wall 9. The outer door 12 blocks communication between the opening in the rear of the heat insulation box body and the prefabricated cold storage cell. The interior 16 occludes the space between the compartment top plate and the compartment bottom plate. The cold air passage 17 is formed by the space between the upper wall and the partition top plate, the space between the inner door and the outer door, and the space between the bottom wall and the partition bottom plate. The blower 20 and the cooler 21 are arrange | positioned in a cold air flow path, and an air curtain is formed in the opening 3 of the front surface of a heat insulation box main body by operation of a wind blower.

Description

Open showcase with prefabricated cold storage

1 is a perspective view of one embodiment of an open showcase with a prefabricated cooling reservoir of the present invention.

2 is a longitudinal cross-sectional view of FIG.

3 is a plan sectional view of the main portion of FIG.

* Explanation of symbols for main parts of the drawings

1: open showcase 2: prefab freezer (prefab freezer)

3: opening 7: upper wall

9: bottom wall 11: heat insulating material (insulation box body)

12 outer door 14 compartment top plate

15: compartment lower plate 16: inner door

17: cold air 20: blower

21: cooler 44: door frame

The present invention relates to an open showcase with a prefabricated cooling reservoir in which a prefabricated cooling reservoir for storing goods on the back of the open showcase is arranged. An open showcase with a prefabricated cooling reservoir of this kind is described in Japanese Patent Laid-Open No. 6-180173 (F25D11 / 00) and the like. In the open showcase with prefabricated cooling storage, the prefabricated refrigerator, which is a prefabricated cooling storage, is arranged on the back of the open showcase, and the display room of the open showcase and the interior of the prefabricated refrigerator communicate with each other through an opening. A blower is installed on the ceiling of the open showcase, and the blower sucks air in the prefabricated refrigerator and supplies it to the cooler. The cold air cooled by the cooler is discharged downward to form an air curtain on the front of the open showcase. On the other hand, a blower is provided at the bottom of the open showcase, and the blower sucks cold air that forms the air curtain and discharges it into the prefab refrigerator.

In this way, air in the prefabricated refrigerator is sucked in to form an air curtain of the open showcase, and since there is no compartment between the prefabricated refrigerator and the open showcase, the prefabricated refrigerator opens the door and brings in goods. Etc., a high temperature outside air intrudes from an open door, and the influence appears as a disturbance of the flow of the air curtain of an open showcase or a change in temperature. Moreover, when pre-cooling goods, such as beer, which were exposed to the outside air in a prefab refrigerator, the internal temperature of the prefab refrigerator rises, and the temperature of an air curtain rises by the influence. And, it is necessary to arrange the blowers in two places of the ceiling and the floor of the open showcase.

This invention is made | formed in order to solve the above subjects, and an object of this invention is to provide the open showcase with a prefabricated cooling reservoir with a small influence by the carry-on operation | movement in a prefabricated cooling reservoir.

In order to achieve the above object, the open showcase 1 with the prefabricated cooling reservoir according to the present invention has a heat insulation box body 11 having openings at the front and rear sides thereof, so that the openings at the rear side of the heat insulation box body can communicate with each other. The prefabricated cooling reservoir 2 arranged, the partition top plate 14 which has a clearance gap with the upper wall 7 of the said heat insulation box main body, and the bottom wall 9 and the clearance of the said heat insulation box main body And a partition lower plate 15 arranged to be provided, an outer door 12 arranged to block communication between the opening of the rear surface of the heat insulation box body and the inside of the prefabricated cold storage cell, the rear end of the partition upper plate, The inner door 16 is provided so as to close the space between the rear ends of the partition lower plates and has a substantially uniform gap with the outer door. This inner door has a substantially uniform gap with the outer door. And it is formed by the cold air flow path 17, the space between the upper wall of the said heat insulation box main body, the said partition top board, and the cantilever between the said inner door and an outer door. Moreover, the blower 20 and the cooler 21 are arrange | positioned in this cold air flow path, and the air curtain is formed in the opening 3 of the front surface of a heat insulation box main body by operation of this blower. And it is preferable that an outer door is comprised by the metal plate of single structure. In addition, the outer door and the inner door may be made of transparent plates. Moreover, it is preferable that the internal space of the door frame 44 of an outer door is comprised jointly.

The blower is operated to blow air into the cooler, to cool the air, to flow the cold air along the cold air flow path, and to form an air curtain on the front of the open showcase. The air curtain ensures cold air inside the open showcase. In addition, when the goods displayed on the open showcase become smaller, the goods stored in the prefabricated cold storage are replenished to the open showcase by opening the outer door and the inner door. In addition, when the outer door is made of a metal plate having a single structure, opening and closing of the outer door becomes light. And, if the outer door and the inner door is composed of a transparent plate, it is possible to see the inside of the open showcase from the inside of the prefab cooling reservoir. Moreover, if a door frame is comprised collectively, an outer frame can be comprised thinly. Next, an embodiment of an open showcase with a prefabricated cooling gage according to the present invention will be described with reference to FIGS.

1 is a perspective view of one embodiment of an open showcase with a prefabricated cold store of the present invention. 2 is a longitudinal cross-sectional view of FIG. 3 is a plan view of main parts of FIG.

In FIG. 1 and FIG. 2, the prefab refrigerator 2 which is a prefab cooling storage is arrange | positioned at the back of the multistage open showcase 1 which displays various goods, such as a soft drink and a lunch box. The opening 3 for storing and taking out goods is formed on the front surface of the open showcase 1. And the side wall 5 of the open showcase 1 is comprised by the heat insulation board which the one part consists of transparent glass 6. As shown in FIG. In addition, the upper wall 7, the rear wall 8, the lower wall 9, and the front wall 10 of the open showcase 1 are made of a heat insulating material 11 made of a foamed synthetic resin, for example, a rigid foamed polyurethane or the like. It is comprised by the heat insulating material 11, and the heat insulation box main body is formed. The rear wall 8 is formed with an opening communicating with the inside of the prefab refrigerator 2, and a pair of left and right outer doors 12 slide on an unillustrated rail provided at upper and lower ends of the opening so as to block the opening. It is possibly installed. Moreover, the partition upper board 14 and the partition lower board 15 which consist of metal plates with no rust, such as a coated steel plate and stainless steel, are arrange | positioned at appropriate intervals from the inner surface of the heat insulating material 11. A pair of left and right inner doors 16 are slidably mounted on rails (not shown) provided at the upper and lower ends so as to close the space between the rear end of the partition upper plate 14 and the rear end of the partition lower plate 15. . On the other hand, the space between these partition top plates 14 and the partition bottom plate 15 and the heat insulating material 11, and the space between the outer door 12 and the inner door 16 become the cold air flow path 17. As shown in FIG. In the display chamber 18 serving as a storage compartment surrounded by the partition upper plate 14, the inner door 16, and the partition lower plate 15, a plurality of merchandise display shelves 19 are supported on the support column 19a in multiple stages up and down. It is installed. Moreover, the blower 20 and the cooler 21 are arrange | positioned in the cold air flow path 17 below the division lower board 15. As shown in FIG. The cold air flow passage 17 reaches a front and rear pair of cold air discharge ports 23 formed on the front side of the partition upper plate 14. When the blower 20 rotates, the air in the cold air flow passage 17 is blown in the direction of the arrow and forcedly circulated. That is, the air blown by the blower 20 moves to the cooler 21 to be cooled, rises, and is discharged from the cold air discharge port 23 into the display chamber 18. The cold air taken out from the cold air discharge port 23 forms an air curtain on the front surface of the display chamber 18, that is, the product storage and takeout opening 3, and simultaneously cools the inside of the display chamber 18. As shown in FIG. The air cooled in the display chamber 18 is sucked from the suction port 24 formed on the front side of the partition lower plate 15 and returned to the blower 20. This air curtain closes the display chamber 18 and prevents the cold air in the display chamber 18 from flowing out of the air. On the other hand, the prefab refrigerator 2 is formed in a box shape by a plurality of heat insulating prefabricated panel 31, the heat insulating door 32 for carrying goods into the side wall is attached to the opening and closing by a hinge, In addition, the interior of the prefab refrigerator 2 communicates with the display chamber 18 of the open showcase 1 via the opening of the rear wall 8 as described above. A cooler 34 is provided on the ceiling of the prefab refrigerator 2, and a pair of blowers 35 are attached below the cooler 34. This blower 35 forcibly circulates the cold air cooled by the cooler 34 as indicated by an arrow, and cools the inside of the prefab refrigerator 2. And the storage shelf 37 for storing goods is provided in the inside of the prefab refrigerator 2.

3, the attachment structure of the inner door 16 and the outer door 12 is explained in full detail. In FIG. 3, a T-shaped steel 40 is disposed between the sidewall 5 of the open showcase 1 and the prefabricated panel 31 of the prefabricated refrigerator 2. The side wall 5 and the prefabricated panel 31 are each screwed. In addition, a metal outer frame 41 is fixed to the inner surface of the rear end of the side wall 5 over the top and bottom, and the outer frame 41 has a cross-sectional c-shape and the attachment portion 42 is moved forward from the rear end thereof. Is protruding into. A cross-section c-shaped door frame 43 for the outer door 12 is fixed to the attachment portion 42. The outer frame 41 and the door frame 43 constitute the door frame 44 of the outer door 12, but the outer frame 41 and the door frame 43, which are inner spaces of the door frame 44, are formed. The heat insulating material etc. are not inserted in the space 45 between them, and are hollow. Moreover, the inner frame 46 is arrange | positioned at the front side of the outer frame 41, The inner frame 46 has an elongate S-shaped cross section, and is attached to the inner surface of the side wall 5. As shown in FIG. The inner frame 46 serves as a door frame of the inner door 16 and also serves as a support 19a of the merchandise display shelf 19. Moreover, since the temperature of the showcase 18 of the open showcase 1 and the internal temperature of the prefab refrigerator 2 are about the same temperature, the inner door 16 and the outer door 12 do not need to have heat insulation, It consists of transparent plates, such as a synthetic resin and glass of a single structure, and a metal plate of a single structure. For example, in the case of a metal plate, the heat insulating material is not laminated | stacked inside the metal plate, but is comprised by one sheet of metal plate. In addition, even in the case of the synthetic resin, insulators are not laminated therein to ensure transparency, and the door interlocking member 51 has an inner door so that the inner door 16 and the outer door 12 can be opened and closed integrally. It is connected to the 16 and the outer door 12. Moreover, each packing 52 is provided in the edge part of the inner door 16 and the outer door 12, and the handle 53 is provided in the prefabricated refrigerator 2 side of the outer door 12. As shown in FIG. The inner door 16 and the outer door 12 are arranged in order from the front side (left side in Fig. 3) to the right side door of the inner door 16, the left side door of the inner door 16, and the outer door 12. ) And the left door of the outer door (12). That is, the left door and the right door are alternately arranged, and the gap between the inner door 16 and the outer door 12 on the left and right sides is made the same as much as possible. In the case of this embodiment, since the thickness of the inner door 16 and the outer door 12 is different, the difference is as much as the thickness difference, but the difference is extremely small, and this difference is not a problem. In this way, the gap between the inner door 16 and the outer door 12 on the left and right sides is made as uniform as possible, so that the cold air flow path formed in the space between the inner door 16 and the outer door 12 ( The amount of air flowing in 17) is substantially the same in left and right, and the air curtain is formed uniformly in the left and right in the front opening 3 of the open showcase 1.

In order to store goods, such as beer, in the prefab refrigerator 2 of the open showcase with the prefabricated refrigerated storage configured as described above, first open the insulated door 32 and bring goods such as beer into the prefabricated refrigerator 2. Then, it is stored in the storage shelf 37. Since the heat-insulating door 32 is open at the time of this carry-in, outdoor air intrudes, but since the outer door 12 and the inner door 16 are closed, the cold air of the open showcase 1 is not affected. In addition, the brought-in goods are exposed to the outside air and brought to the same temperature as the outside temperature, and the inside temperature of the prefab refrigerator 2 may rise, but the outer door 12 is closed, and thus the open showcase ( It is hardly affected by 1).

In addition, when replenishing the product on the merchandise display shelf 19 of the open showcase 1, the merchandise display shelf 19 is opened by opening the outer door 12 and the inner door 16 and storing the merchandise on the storage shelf 37. Is loaded onto the merchandise display shelf 19 from behind. At this time, since the heat insulation door 32 is closed, even if the cool air in the inside of the prefab refrigerator 2 intrudes into the display chamber 18 of the open showcase 1, the outside air does not invade through the heat insulation door 32.

As described above, in the embodiment, since the left and right doors are alternately provided in the outer door 12 and the inner door 16, the cold air flow path 17 formed between the outer door 12 and the inner door 16. ), The front and rear widths of the < RTI ID = 0.0 >) < / RTI > As a result, cold air in the display chamber 18 of the open showcase 1 is efficiently ensured. In addition, if the left side and the right side of the cold air flow path 17 are nonuniform, forced circulation may be performed in the display chamber 18, but air curtain cannot be formed. In addition, since the replenishment of the merchandise to the merchandise display shelf 19 is performed from the rear, the first-in, first-out sale of the merchandise becomes possible. Since the replenishment of the product to the merchandise display shelf 19 is performed from the back of the open showcase 1 without the purchaser, the product can be easily replenished without disturbing the purchaser taking out the product.

Since the prefabricated refrigerator 2 is provided on the back of the open showcase 1, the outer door 12 is not required to be insulated and can be formed of a sheet of steel sheet or glass since no heat insulator is used. Therefore, the outer door 12 can be reduced in weight and the cost can be reduced. In addition, since the outer door 12 becomes light, the operability of opening and closing is improved. In addition, since the open showcase 1 is fixed to the prefab refrigerator 2, the open showcase 1 is reinforced by the prefab refrigerator 2. Therefore, the open showcase 1 is required to have strength during production and transportation, but since the strength after mounting is reinforced by the prefabricated refrigerator 2, the frame structure can be simplified. As a result, the thickness of the frame of the door frame 44 can be made thin to increase the width of the outer door 12. In addition, since the door frame 44 is not exposed to the outside air and there is no need to shovel the heat insulating material therein, the door frame 44 can be made thin.

The open showcase with the prefab freezer of this embodiment has a sense of continuity even when the front show is substantially the same even when the open showcase with the prefab freezer is parallel with the normal open showcase.

As mentioned above, although the Example of this invention was described above, this invention is not limited to the said Example, It is possible to make various changes within the range of the summary of this invention described in the claim. Modified embodiments of the invention are illustrated below.

(1) In the embodiment, the outer door 12 and the inner door 16 are made of a plate such as a metal plate or a transparent synthetic resin or glass, but can also be made of an opaque synthetic resin or glass plate. In addition, the term "double structure" described in the claims is a term used to form a space between the "double structure" and to distinguish it from a heat insulating structure. If used as a group, it is a "double structure".

(2) In the embodiment, the blower 20 and the cooler 21 are provided in the cold air flow passage 17 between the partition lower plate 15 and the bottom wall 9, but if they are arranged in the cold air flow passage 17, the position thereof. Is appropriately selectable. For example, it is also possible to arrange | position above the division top plate 14.

(3) When there is no space for installing the prefab refrigerator 2, it is also possible to use the outer door 12 as a single open showcase 1 instead of a heat insulating plate.

(4) In the embodiment, the outer door 12 and the inner door 16 are connected by the door interlocking member 51 to be integrally configured to interlock, but the outer door 12 and the inner door 16 are It can also be configured to open and close separately without connection.

(5) In the embodiment, the inner door 16 is attached to the approximately horizontal rear end of the compartment top plate 14 and the compartment bottom plate 15, but after the compartment top plate 14 and the compartment bottom plate 15. It is also possible to form a vertical rising portion or a vertical falling portion at the end, and to attach the inner door 16 by providing a rail on the end face of the vertical rising portion or the vertical falling portion.

According to the present invention, since the open showcase is partitioned by the prefabricated cooling reservoir and the outer door, it is possible to prevent the storage of the open showcase from being affected by the change of the internal environment in the prefabricated cooling reservoir.

And a cold air flow path is formed by the space between the upper wall of the heat insulation box body and the partition top plate, the space between the inner door and the outer door, and the space between the bottom wall of the heat insulation box body and the compartment bottom plate. Moreover, since the clearance gap between an inner door and an outer door is comprised substantially uniformly, an air curtain can be formed in the front opening of an open showcase.

In addition, when the outer door is made of a metal plate having a single structure, opening and closing of the outer door becomes light. As a result, it is easier to replenish the goods in the open showcase. And if the outer door and the inner door are composed of transparent plates, the inside of the open showcase can be seen from the inside of the prefabricated cooling reservoir. As a result, the lack of goods in the open showcase can be confirmed without opening the door.

If the door frame is formed in the cavity, the door frame can be made thin. Therefore, the outer door can be enlarged, and the goods can be easily replenished in the corner of the storage compartment of the open showcase. As a result, it is easier to replenish the goods in the open showcase.

Claims (4)

A heat insulation box body having openings in the front and rear sides, a prefabricated cooling reservoir arranged so as to communicate with the openings in the rear of the heat insulation box body, and a gap between the upper wall of the heat insulation box body and the gap; A partition top plate, a partition bottom plate disposed with a gap between the bottom wall of the heat insulation box body, and an outer door arranged to block communication between the opening of the rear surface of the heat insulation box body and the interior of the prefabricated cold storage cell. An inner door arranged to close a space between the rear end of the compartment upper plate and the rear end of the compartment lower plate and having a substantially uniform gap with the outer door; an upper wall of the heat insulation box body and an upper portion of the compartment The space between the plates, the space between the inner door and the outer door, the bottom wall of the heat insulation box body and the partition bottom plate And a cold air flow path formed by the space therebetween, a blower and a cooler disposed in the cold air flow path, and an air curtain formed in the opening on the front face of the heat insulation box body by the operation of the blower. Open showcase with prefabricated cold storage. The open showcase with prefabricated cold storage according to claim 1, wherein the outer door is made of a metal plate having a single structure. The open showcase with prefabricated cold storage according to claim 1, wherein the outer door and the inner door are made of a transparent plate. The open showcase according to claim 1, 2 or 3, wherein the inner space of the door frame of the outer door is jointly configured.