JPH08271134A - Cooling storage chamber - Google Patents

Abstract

PURPOSE: To provide a cooling storage chamber which is so constituted as to facilitate opining and closing of the upper surface opening of a cold insulation container arranged at the top part of a heat insulation box body and dissolve a sanitary problem as working efficiency. CONSTITUTION: An opening part 29 is formed in the top part of a heat insulation protrusion wall 27 of a heat insulation box body 2, and a cold insulation container 31 is removably arranged at the opening port 29 from the outside of a chamber. A see-through door body 41 with which the upper surface opening of the cold insulation container 31 is openably closed is attached to the heat insulation protrusion wall 27.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a so-called under-counter type cold storage in which a heat insulation box is provided with an opening at the top thereof and a cold storage container is detachably provided in the opening.

[0002]

2. Description of the Related Art Conventionally, a cooling storage of this kind has been installed on the upper surface of the top wall of a heat insulating box defining a first cooling chamber, as shown in Japanese Patent Application No. 6-6446 filed by the applicant. An upper and lower surface for forming a workbench and forming an opening in the rear portion of the ceiling wall, and defining a second cooling chamber communicating with the first cooling chamber above the opening to detachably store the cold insulation container. It is a horizontal commercial refrigerator by attaching a heat insulating protruding wall (which becomes a part of the heat insulating box) of the opening.

[0003]

The cold-storage container has an opening on the upper surface and stores the food to be adjusted and keeps it cold. Usually, it is closed by covering each with a dedicated lid. However, while busy working on the workbench, there is no room to remove the lids to take out the foods, so the lids usually remain removed, and dust and dirt from the outside are removed. There is a problem that foreign matter is mixed in the food and becomes unsanitary.

The present invention has been made in order to solve the above-mentioned conventional technical problems, and facilitates the opening and closing operation of the upper opening of the cold insulation container provided at the top of the heat insulating box to improve the work efficiency. It is an object of the present invention to provide a refrigerated storage that solves the problem of hygiene while working.

[0005]

The cooling storage of the present invention comprises:
An opening is formed at the top of the heat insulating box, and a cold storage container is detachably provided from the outside of the refrigerator in this opening, and a transparent door body that opens and closes the upper opening of the cold storage container is provided. It is attached to an insulating box. In the cooling storage cabinet according to the invention of claim 2, a large number of cold insulation containers are arranged in parallel, and the door body simultaneously opens and closes the openings of the plurality of cold insulation containers.

According to a third aspect of the present invention, there is provided a cooling storage cabinet according to the first aspect, wherein the door body includes a transparent resin plate, a door frame surrounding the transparent resin plate, and a sealing member attached to a lower surface of the door frame. The door frame includes an upper and lower frame body that are fixed to each other while sandwiching the transparent resin plate, and an insertion portion that is formed in the lower frame body and that detachably holds the seal member. It is a thing.

[0007]

According to the cooling storage of the present invention, since the transparent door body for opening and closing the upper opening of the cold insulating container at the top of the heat insulating box is attached to the heat insulating box, the food material is selected. It is easy and the opening / closing operation of the upper opening of the cold insulation container is also easy. Therefore, work efficiency is improved,
Since it is less likely that the upper surface opening of the cold insulation container is left open as in the conventional case, invasion of dust or foreign matter into the cold insulation container is suppressed, which is hygienic.

Further, according to the cooling storage of the invention of claim 2, in addition to the above, the openings of the plurality of cold containers are simultaneously opened and closed by the door body, so that the number of door bodies is reduced and the number of parts is reduced. It is possible to suppress an increase in cost and an increase in cost, and improve workability. Further, according to the cooling storage of the invention of claim 3, in addition to claim 1, the door body is attached to the transparent resin plate, the door frame surrounding the periphery of the transparent resin plate, and the lower surface of the door frame. Since it is composed of a seal member, there is no risk of damage due to impact when opening and closing, and the appearance is improved. Further, since the seal member also prevents the leakage of cold air from the opening, the cooling capacity is improved and it is possible to contribute to energy saving. Further, the door frame is provided with an upper and lower frame body which are fixed to each other while sandwiching the transparent resin plate, and an insertion portion which is formed in the lower frame body and detachably holds the seal member. The frame can be easily assembled, and the replacement and cleaning of the seal member can be facilitated to improve the maintenance workability.

[0009]

Embodiments of the present invention will now be described in detail with reference to the drawings. 1 is a front view of the cooling storage 1 of the present invention, FIG. 2 is a plan view of the cooling storage 1, and FIG. 3 is a plan sectional view of the cooling storage 1.
FIG. 4 shows a vertical side view of the cooling storage cabinet 1, respectively. The cooling storage 1 of the embodiment is, for example, an under-counter type horizontal commercial refrigerator installed in a kitchen of a restaurant, and a first storage chamber 3 is formed in a horizontally elongated heat-insulating box 2 that is open to the front. The front opening 4 is divided into three by two vertical partitions 6, 6. The partitioned opening 4 is openably and closably closed by three heat insulating doors 7, 7 and 7, and a plurality of flat containers (bats) 8 and net shelves 9 are provided inside the storage chamber 3 behind them. Are erected on columns 10.

A cooling chamber 12 is defined by a partition plate 11 on the left side of the storage chamber 3. Inside the cooling chamber 12, a cooler 13 and two blowers 14, 1 included in the refrigeration system are provided.
4 are provided. On the other hand, a machine room 16 is formed outside the left side of the heat insulating box 2, and a compressor 17, a condenser 18, a condenser blower 19 and the like included in the refrigeration system are arranged in the machine room 16. . Reference numeral 21 denotes a cover that opens and closes the front surface of the machine room 16 so as to be openable and closable, and a ventilation grill 22 is formed in the lower portion.

On the other hand, a top table 23 made of stainless steel is attached to the upper surface of the ceiling wall 2A of the heat insulating box 2 to extend above the machine room 16 to serve as a work table, and the rear portion of the heat insulating box 2 is provided with a ceiling. A communication port 26 that vertically penetrates the wall 2A and the top table 23 is formed across the left and right. Then, the top wall 2A of the heat insulating box 2 corresponding to this communication port 26
A heat insulating protruding wall 27 is attached on the upper side and becomes a part of the heat insulating box 2. As shown in FIG. 5, an upper storage chamber 28 is formed in the heat insulating protruding wall 27, and an upper surface 27A of the upper storage chamber 28 is inclined toward the front side, and an opening portion 29 of the upper storage chamber 28 (of the heat insulating box 2) is formed therein. Further, the lower surface of the upper storage chamber 28 is opened and communicates with the lower storage chamber 3 through the communication port 26.

In the opening 29 of the heat insulating protruding wall 27, 12 cold storage containers 31 ... Are removably juxtaposed and inserted into the upper storage chamber 28. The cold insulation container 31 is formed of a stainless steel plate in a rectangular shape, has an opening on the upper surface, and an outward flange 31A is formed around the opening. The flange 31A is engaged with the paragraph 32 formed on the peripheral edge of the opening 29, so that the cold storage containers 31 ...

Further, three doors 41, 41, 41 are attached to the upper surface 27A of the heat insulating projection wall 27. The door 41 includes a horizontally long transparent resin plate 42 such as acrylic resin,
The transparent resin plate 42 includes a door frame 43 surrounding the periphery of the transparent resin plate 42 and a soft resin seal member 44 attached to the lower surface of the door frame 43. Similarly, a handle 46 made of resin is adhered to the upper surface of the transparent resin plate 42, and the door frame 43 is composed of upper and lower frame bodies 47, 48 made of stainless steel. The upper frame body 47 has a substantially L-shaped cross section as shown in FIG. 7, and the lower frame body 48 is composed of two L-shaped pieces 51 and 52. The L-shaped pieces 51 and 52 are welded to each other on their respective vertical sides, and the bottom side of the L-shaped piece 51 faces the bottom side of the L-shaped piece 52 with a space therebetween. Further, the bottom side of the L-shaped piece 52 projects from the bottom side of the L-shaped piece 51, the tip is closely bent downward, and the folded back end faces the tip of the L-shaped piece 51 with a gap. As a result, in the lower frame 48, the groove-shaped insertion portion 5 opened downward between the tips of the L-shaped pieces 51 and 52.
3 is formed.

The lower frame 48 is fixed to the lower surface of the transparent resin plate 42 with an adhesive 56 on the upper surface of the bottom of the L-shaped piece 52 of the lower frame 48, and the upper frame 47 is L-shaped with the adhesive 57. The door frame 43 is attached around the transparent resin plate 42 by being fixed to the outer surface of the vertical side of the piece 51. At this time, the door frame 4
The upper and lower frame bodies 47 and 48 of the third sandwich the transparent resin plate 42.
The seal member 44 is composed of a flat plate-shaped base portion 61 and a curved seal side 62. By inserting the base portion 61 into the insertion portion 53, the seal member 44 is detachably held by the door frame 43.

A mounting plate 71 is provided on the left and right upper portions of the door body 41.
A hinge 76 is attached with a bolt 72, a washer 73, and a cap nut 74, and the hinge 76 is fixed to the upper surface 27A of the heat insulating protruding wall 27 with a fixing plate 77 and screws 78 and 79. As a result, the door 41 is pivotally supported on the heat insulating projection wall 27 so as to be vertically rotatable. And each door 41 is shown in FIG.
The seal member 44 comes into close contact with the upper surface 27A around the opening 29 of the heat insulating projection wall 27 in a state where the seal member 44 descends as shown by the solid line,
In addition to closing the opening 29, the upper opening of the cold insulating container 31 is also closed.

Further, when the door 41 is lifted, it is held in a state of standing obliquely rearward as shown by the chain double-dashed line in FIG.
The opening 29 is opened. And, in this state, the cool container 3
1 can be attached to and detached from the opening 29. At this time, one door 41 simultaneously opens and closes the upper openings of the four cold storage containers 31 ... Further, 81 is a wheel for movement, and 82 is a drain tray.

With the above configuration, the compressor 17 and each blower 1
When 4 and 19 are operated, cold air in the storage chamber 3 is sucked from a suction port (not shown) formed in the partition plate 11, and is cooled by exchanging heat with the cooler 13 and then formed on the partition plate 11. It is discharged into the storage chamber 3 from the discharge ports 16 and 16. The cool air discharged into the storage chamber 3 circulates inside to cool the food in the flat container 8 and the net shelf 9 to a predetermined temperature.

On the other hand, the cold storage container 31 stores the foods to be used immediately for the adjustment work on the top table 23, but the cold air discharged into the storage chamber 3 is discharged from the communication port 26 to the upper storage chamber 28. Since it also circulates inside and cools the cold storage container 31, ..., The food in the cold storage container 31 .. At this time, the heat insulating protruding wall 2 is formed by the door 41.
Since the opening 29 of 7 can be closed, the opening 2
Cold air leak from 9 is prevented. Further, since the transparent resin plate 42 can be seen through in this state, it is easy to select the food material. Since the door 41 can be opened by lifting it upward, the opening / closing operation of the upper opening of the cold insulating container 31 becomes extremely easy. Therefore, the work efficiency is improved, and it is less likely that the opening of the cold insulation container 31 is left open during the adjustment work of the food as in the conventional case, so that the entry of dust or foreign matter into the cold insulation container 31 is prevented. It is restrained and hygienic.

Particularly, since the openings of the four cool containers 31 ... Are simultaneously opened and closed by the single door 41, the number of the doors 41 is reduced to increase the number of parts and increase the cost. In addition to being able to suppress, workability is further improved. Further, since the door body 41 is composed of the door frame 43 surrounding the transparent resin plate 42 and the seal member 44 attached to the lower surface of the door frame 43, there is a risk that the door body 43 may be damaged by an impact at the time of opening and closing. And the appearance is improved. Also,
Since the seal member 44 also prevents the cool air from leaking from the opening 29, the cooling capacity is improved and the energy can be saved.

Furthermore, the door frame 43 includes upper and lower frame bodies 47 and 48 which are fixed to each other while sandwiching the transparent resin plate 42,
Since the lower frame 48 is provided with the insertion portion 53 that detachably holds the seal member 44, the door frame 43 can be easily assembled, and the seal member 44 can be easily replaced and cleaned. As a result, maintenance workability is improved.

In the embodiment, the heat-insulating protruding wall 27 is attached to the top surface of the heat-insulating box body 2 to form a part of the heat-insulating box body 2, but the invention is not limited to this, and the opening 29 is formed in the top wall 2A of the heat-insulating box body 2. Alternatively, the cold insulator 31 may be formed and the door 41 may be directly attached to the heat insulating box 2.

[0022]

As described above in detail, according to the present invention, a transparent door body for opening and closing the upper surface opening of the cold insulating container at the top of the heat insulating box is attached to the heat insulating box.
The food can be easily selected, and the operation of opening and closing the upper opening of the cold insulation container can be facilitated. Therefore, the work efficiency is improved, and it is less likely that the upper surface opening of the cold insulation container is left open during the adjustment work of the food, so that the entry of dust or foreign matter into the cold insulation container is suppressed. It becomes hygienic.

Further, according to the invention of claim 2, in addition to the above, since the openings of the plurality of cold insulation containers are simultaneously opened and closed by the door body, the number of door bodies is reduced and the number of parts is increased. The cost increase can be suppressed, and the workability is further improved. Further, according to the invention of claim 3, in addition to claim 1, in addition to the door body, a transparent resin plate, a door frame surrounding the periphery of the transparent resin plate, and a seal member attached to the lower surface of the door frame. Since it is composed of, there is no risk of damage due to impact when opening and closing, and the appearance is improved. Further, since the seal member also prevents the leakage of cold air from the opening, the cooling capacity is improved and it is possible to contribute to energy saving. Furthermore,
Since the door frame includes upper and lower frame members that are fixed to each other while sandwiching the transparent resin plate, and an insertion portion that is formed on the lower frame member and detachably holds the seal member, Assembling is facilitated, and replacement and cleaning of the seal member are facilitated to improve maintenance workability.

[Brief description of drawings]

FIG. 1 is a front view of a cooling storage container according to the present invention.

FIG. 2 is a plan view of a cooling storage container according to the present invention.

FIG. 3 is a plan sectional view of the cooling storage according to the present invention.

FIG. 4 is a vertical sectional side view of the cooling storage according to the present invention.

FIG. 5 is an enlarged vertical side view of the upper part of the heat insulating projection wall.

FIG. 6 is a vertical sectional side view of a door body.

FIG. 7 is an enlarged vertical side view of the front end of the door body.

[Explanation of symbols]

 1 Cooling Storage 2 Insulation Box Body 27 Insulation Wall 29 Opening 31 Cooling Container 41 Door Body 42 Transparent Resin Plate 43 Door Frame 44 Sealing Member 47 Upper Frame Body 48 Lower Frame Body 53 Insert Section

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Fumio Mizuno 2-5-5 Keihan Hondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd.

Claims (3)

[Claims] 1. A cooling storage container having an opening at the top of a heat-insulating box, and a cold storage container detachably attached to the opening from the outside of the cold storage to openably and closably close an upper opening of the cold storage container. A cooling storage, wherein a transparent door is attached to the heat insulating box. 2. The cooling storage container according to claim 1, wherein a large number of cold insulation containers are arranged in parallel, and a door body simultaneously opens and closes the openings of the plurality of cold insulation containers. 3. The door body comprises a transparent resin plate, a door frame surrounding the transparent resin plate, and a seal member attached to a lower surface of the door frame, the door frame being the transparent resin plate. 2. An upper and lower frame body fixed to each other while sandwiching the plate, and an insertion portion formed on the lower frame body and detachably holding the seal member. Cold storage.