JP2000088454A - Showcase - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a showcase in which work for attachment and replacement of equipment such as a thermometer can be easily and quickly carried out. SOLUTION: A showcase main body having a cooling duct 13 formed therein by arranging a partitioning plate 6 inside a heat insulating wall 5 is provided with a thermometer 30 made up of a temperature indicating portion 30a, a temperature sensor 30b, and a wiring 30c connecting them. The heat insulating wall 5 has a channel 41 penetrating from the upper surface in the direction of a rear side duct 13b. A rear side partitioning plate 6a has a attaching hole 43 and a working hole 50, and a cover 51 for closing the working hole 50 is provided. By this construction, when the thermometer 30 is attached, the temperature sensor 30b is inserted from the channel 41 into the duct, and then the temperature sensor 30b is take out from the attaching hole 43 by using the working hole 50, therefore, the attachment work can be easily and quickly carried out without removing the partitioning plate 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a showcase capable of displaying and storing refrigerated and frozen products, and more particularly to a structure for mounting various devices such as a thermometer.

[0002]

2. Description of the Related Art Conventionally, this type of showcase will be described with reference to FIG. FIG. 5 is a side longitudinal sectional view of a conventional showcase. In the showcase 101, the partition plate 103 is arranged at a predetermined interval along the heat insulating wall 102 inside the heat insulating wall 102 having a substantially U-shaped cross section, so that the space between the heat insulating wall 102 and the partition plate 103 is formed. Duct 1
04 is formed. The inside of the partition plate 103 is a product storage unit 105 for storing products, and a plurality of stages of product shelves 106 are installed on the partition plate 103.

A cooler and a cooler fan (each not shown) are provided below the duct 104, and the cooler fan drives the cool air to flow through the duct 104, and a blow outlet at the upper front end of the duct 104. Cold air is blown out from 107 to keep the product storage unit 105 cool.
In addition, the duct 1 is provided at the outlet 107 side of the duct 104.
A rectifying plate 108 for partitioning the inner layer 04 into an inner layer and an outer layer is provided. Further, the ceiling wall 102a of the heat insulating wall 102 is provided with a ceiling panel 109 covering the front end and the upper surface.

[0004] The showcase 101 includes a product storage unit 1.
There is provided a thermometer 110 for measuring and displaying the temperature 05. The thermometer 110 includes a temperature display unit 110a attached to the front surface of the ceiling panel 109, a temperature sensing unit 110b attached inside the partition plate 103, and a wiring 110c connecting the temperature display unit 110a and the temperature sensing unit 110b. Become. The wiring 110c is disposed so as to pass through the inside of the duct 104 so as not to impair the aesthetic appearance of the showcase.
08 and a mounting hole 103a formed in the partition plate 103a.

[0005]

By the way, this kind of showcase 101 is installed in a store such as a supermarket or a convenience store, and after the installation in the store, various kinds of maintenance work may be performed. Here, replacement work of the thermometer 110 performed for maintenance of the thermometer 110 will be described.

In order to remove the thermometer 110, the ceiling panel 109 is removed, and the partition plate 1 of the temperature sensing section 110b is removed.
Release the fixation to 03. After that, the temperature display section 110a
Alternatively, when the wiring 110c is pulled, the temperature sensing portion 110b passes through the mounting hole 103a formed in the partition plate 103, further passes through the through hole 108a formed in the current plate 108, and is extracted from the front end of the duct 104.

On the other hand, when attaching the thermometer 110,
After the partition plate 103 has been removed, the thermometer 110 needs to be attached. This is because the thermometer 110 is connected to the front end of the duct 104 when the partition plate 103 is still attached.
It is difficult to push in the temperature sensing part 110b,
Even if the temperature sensing portion 110b is pushed backward, it is difficult to insert the through hole 108a of the current plate 108, and furthermore, the temperature sensing portion 110b is inserted through the mounting hole 103a formed in the partition plate 103.
This is because it is difficult to take out.

However, in order to remove the partition plate 103, it is necessary to take out all the products on the product shelf 106 and to remove the product shelf 106, which is extremely poor in workability. In addition, since the product cannot be cooled during the replacement work, there is a problem that the sale of the product is affected.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a showcase which can easily and quickly perform installation work and replacement work of devices such as a thermometer. It is in.

[0010]

In order to achieve the above object, according to the first aspect of the present invention, there is provided a showcase main body in which a partition plate is arranged inside a heat insulating wall to form a duct, and a front surface of the showcase main body. A first device attached to an upper portion, a second device attached inside the partition plate, a first device and a second device.
And a wiring that connects to the device and passes through the duct, wherein the partition plate is provided with a working hole for device mounting work, and a lid body for closing the working hole is provided. We propose one that is characterized.

According to the present invention, since the working holes for mounting the equipment are formed in the partition plate, the work in the duct formed in the gap between the partition plate and the heat insulating wall can be easily performed. That is, since the second device inserted into the duct from above can be handled from the working hole, the operation of attaching the second device to the inside of the partition plate can be performed easily and quickly without removing the partition plate. be able to.

[0012] As an example of a preferred aspect of the present invention, according to the invention of claim 2, an attachment hole through which at least the second device can be inserted is formed in the partition plate, and the work hole is formed in the attachment hole. Is proposed in the vicinity of.

According to the present invention, since the working hole is formed near the mounting hole through which the second device is inserted, the second device inserted into the duct from above is inserted through the mounting hole. The work to be installed inside the partition plate can be performed easily and quickly.

Further, according to the invention of claim 3, the showcase main body in which a partition plate is arranged inside the heat insulating wall to form a duct, the first device attached to the front upper portion of the showcase main body, and the partition In a showcase having a second device attached to the inside of a plate and a wiring connecting the first device and the second device and passing through the duct, a ceiling wall of the heat insulating wall has an upper surface. And a passage that penetrates in the upper direction of the rear side duct and through which at least the second device can be inserted is formed.

According to the present invention, when the second device is inserted into the passage formed in the heat insulating wall from above, the second device descends toward the duct on the back side by its own weight. If it is further lowered, it can be arranged in the duct behind the partition plate.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A showcase according to an embodiment of the present invention will be described with reference to FIGS. 1 is an external perspective view of the showcase, FIG. 2 is a vertical sectional view of the showcase in the direction of arrows AA 'in FIG. 1, and FIG. 3 is an exploded perspective view for explaining a mounting structure of the thermometer.

The showcase 1 includes a showcase main body 2 having a front opening forming a product storage section 3 inside, and a machine room 4 installed at a lower portion of the showcase main body 2.

The showcase body 2 includes a heat-insulating wall 5 having a substantially U-shaped cross section, a partition plate 6 disposed inside the heat-insulating wall 5 at a predetermined interval, and a predetermined rear side of the heat-insulating wall 5. A rear panel 7 arranged at intervals, a ceiling panel 8 covering from a front end of the heat insulating wall 5 to an upper end of the rear panel 7, and a heat insulating wall 5
A pair of left and right side plates 9 for closing the space between the partition plate 6 and the space between the heat insulating wall 5 and the back plate 7 in the left and right direction, and a pair of left and right glass plates 10 provided outside the side plates 9. Also,
A plurality of stages (five stages in the present embodiment) are provided in the product storage unit 3.
And a bottom shelf 12 below the shelf 11.

In order to reduce the feeling of oppression given to the customer and to improve the visibility of the goods stored in the upper part, the heat-insulating wall 5 has the length of the ceiling wall 5a projecting forward about half that of the bottom wall 5c. It is formed so that it becomes. The partition plate 6 protrudes forward from the upper end of the rear partition plate 6a and the rear wall 5c of the heat insulating wall 5 in parallel to the ceiling wall 5a of the heat insulating wall 5 from the upper end of the rear partition plate 6a. And an upper partition plate 6b. The bottom shelf 12 is arranged at a predetermined distance from the bottom wall 5c of the heat insulating wall 5, and the rear end of the bottom shelf 12
Is in contact with the lower end of the With such a configuration, the cool air duct 13 is formed in the gap between the heat insulating wall 5 and the partition plate 6 and the bottom shelf 12.

The cool air duct 13 includes an upper duct 13a formed by the upper partition plate 6b, a rear duct 13b formed by the rear partition plate 6a, and a lower duct 13c formed by the bottom shelf 12. In addition, the cool air duct 13 forms an air outlet 14 at the front end of the upper duct 13a. A rectifying plate 15 that partitions the cool air duct 13 into an inner layer and an outer layer is disposed from the outlet 14 to an upper portion of the rear side duct 13b. Also, the lower duct 13c
A suction port 16 is formed in the upper part of the front end. further,
A cooling fan 17 is installed in the lower duct 13c, and a cooler 18 is installed below the rear duct 13b. With this configuration, when the cooler fan 17 is driven, the cool air cooled by the cooler 18 flows through the duct 13 and is blown out from the outlet 14. The cool air blown out from the outlet 14 cools the inside of the product storage unit 3 and
Flows into the cool air duct 13 again.

In the machine room 4, a condenser 19, a condenser fan 20, a compressor 21, an electric device (not shown), and the like are installed to cool the cooler 18. Further, the upper surface of the rear end portion of the machine room 4 communicates with an exhaust duct 22 formed between the back plate 7 and the heat insulating wall 5 to discharge heat generated in the machine room 4.

The showcase 1 has a thermometer 30 for measuring and displaying the temperature of the product storage unit 3.
The thermometer 30 has a temperature display unit 30a as a first device.
A temperature sensing unit 30b as a second device, and a temperature display unit 30
a and a wiring 30c connecting the temperature sensing part 30b. In the present embodiment, the thermometer 30 is of the type that measures electrically. In the thermometer 30, the temperature display unit 3
0a uses a liquid crystal display or an LED display,
The temperature sensing section 30b uses a thermistor element or the like as a temperature sensor, and the wiring 30c is a lead wire for transmitting an electric signal from the temperature sensing section 30b to the temperature display section 30a.

The mounting structure of the thermometer 30 will be described with reference to FIG. The temperature display section 30a of the thermometer 30
It is attached to the front of the heat insulating wall 5 and to the front of the ceiling panel 8. The temperature sensing part 30b is provided inside the rear partition plate 6a, that is, on the product storage unit 3 side of the rear partition plate 6a.
In the present embodiment, in order to appropriately and accurately measure the temperature in the product storage unit 3, the temperature sensing unit 30 in the rear partition plate 6a is used.
The attachment position of b was set so that the height position was near the center of the rear partition plate 6a.

The wiring 30c is arranged so as to pass through the cool air duct 13 so as not to impair the beauty of the showcase. To arrange the wiring 30c, each member is formed as follows. That is, the recess 40 is formed on the upper surface of the ceiling wall 5 a of the heat insulating wall 5 so as to form a predetermined gap between the heat insulating wall 5 and the ceiling panel 8. This recess 40
Is formed from the rear of the temperature display section 30a to the vicinity of the upper side of the rear side duct 13b. A passage 41 is formed at the rear end of the recess 40 so as to penetrate in the upper direction of the rear duct 13b. This passage 41 is formed in a size that allows at least the temperature sensing portion 30b to be inserted. Further, a hole 42 is formed in the current plate 15 immediately below the passage 41. Further, the rear partition plate 6a has a temperature sensing part 30b.
A mounting hole 43 is formed in the vicinity of the mounting position. The hole 42 and the mounting hole 42 are formed in a size that allows insertion of at least the temperature sensing portion 30b, similarly to the passage 41. With such a configuration, the wiring 30c is connected to the temperature display section 30a.
Then, it passes through the concave portion 40 and the passage 41 of the heat insulating wall 5, the hole 42 of the rectifying plate 15, and the mounting hole 43 of the rear partition plate 6a, and is connected to the temperature sensing portion 30b.

In the vicinity of the mounting position of the temperature sensing portion 30b of the rear partition plate 6b, a working hole 50 for mounting equipment is formed. The working hole 50 is used for the partition plate 6 during various maintenance.
It is formed in such a size that it can be rotated by hand behind. Further, a lid body 51 for closing the working hole 50 from the front side is detachably attached to the rear partition plate 6a. The lid 51 is for preventing the cool air from leaking from the work hole 50 during the cooling operation.

With this configuration, when attaching the thermometer 30, first, the lid 51 and the ceiling panel 8 are removed. Next, the temperature sensing part 30 b of the thermometer 30 is inserted into the passage 41 of the heat insulating wall 5, and the inside of the cooling duct 13 is lowered. Here, the passage 41 and the hole 42 of the current plate 15 are
Is located above the rear side duct 13b of the
0b can be easily lowered. Next, a hand is put through the working hole 50, the temperature sensing part 30b is inserted through the mounting hole 43, and then taken out inside the partition plate 6a. Next, the temperature sensing part 3
0b is attached to a predetermined position of the rear partition plate 6a. Finally, the work hole 50 may be closed with the lid 51.

As described in detail above, according to the showcase according to the present embodiment, since the working holes 50 for equipment mounting work are formed in the partition plate 6, the work inside the cooling duct 13 can be easily performed. It can be carried out. That is, the temperature sensing portion 30b inserted into the cooling duct 13 from above is
Therefore, the mounting operation for mounting the temperature sensing portion 30b inside the partition plate 6 can be performed easily and quickly without removing the partition plate 6.

In particular, the mounting hole 43 through which the temperature sensing portion 30b is inserted.
, The work hole 50 is formed in the vicinity of the above, so that the temperature-sensitive part 30b inserted into the cooling duct 13 from above can be easily and quickly mounted through the mounting hole 43 and mounted inside the partition plate 6. Can be done.

Further, when the temperature sensing portion 30b is inserted into the passage 41 formed in the heat insulating wall 5 from above, the passage 41 descends toward the rear duct 13b by its own weight. If it is further lowered, it can be arranged in the duct behind the partition plate 6.
Thereby, the work of attaching the temperature sensing part 30b can be performed easily and quickly.

As described above, since it is not necessary to remove the partition plate when replacing or attaching the thermometer, the workability is significantly improved, and the maintenance work time can be shortened. I can do it. Also, since there is no need to remove the partition plate, there is no need to take out the product shelves and products, so that there is no effect on product sales.

In this embodiment, the ceiling panel 8 covers the entire ceiling of the showcase 1. However, as shown in FIG. 4, the ceiling panel 8 may be divided right and left. . In this case, when replacing or attaching the thermometer 30, only a part of the ceiling panel needs to be removed, so that the workability is further improved.

Further, in the present embodiment, the thermometer 30 is of a type which measures with an electric element. However, the present invention is not limited to this. For example, the temperature of mercury or alcohol using the expansion and contraction of a fluid may be used. It may be a total. In this case, the first device is a temperature display unit, the second device is a tube as a temperature sensing unit, and the wiring connecting the two devices is a tube filled with fluid.

Further, in the present embodiment, the thermometer 30 composed of the temperature display section 30a, the temperature sensing section 30b, and the wiring 30c connecting the both has been exemplified as a device to be attached.
The device is not limited to this, and may be another device. For example, it may be a high-temperature alarm device including a wiring connecting the alarm device main body and the temperature detection unit to both, or a temperature controller including a wiring connecting the temperature controller main unit and the temperature detection unit to both.

[0034]

As described above in detail, according to the first aspect of the present invention, since the partition plate is provided with the working holes for mounting the equipment, it is formed in the gap between the partition plate and the heat insulating wall. Work inside the duct can be easily performed. That is, since the second device inserted into the duct from above can be handled from the working hole, the mounting work for mounting the second device inside the partition plate can be easily and quickly performed without removing the partition plate. It can be carried out.

In particular, according to the second aspect of the present invention, since the working hole is formed in the vicinity of the mounting hole through which the second device is inserted, the second device inserted into the duct from above can be removed. The mounting operation of inserting the mounting hole and mounting the partition inside the partition plate can be performed easily and quickly.

Further, according to the third aspect of the present invention, when the second device is inserted from above into the passage formed in the heat insulating wall, the second device descends in the direction of the duct on the back side by its own weight. If it is further lowered, it can be arranged in the duct behind the partition plate. This makes it possible to easily and quickly attach the second device.

As described above, since it is not necessary to remove the partition plate when replacing or attaching the equipment, the workability is significantly improved, and the maintenance work time can be shortened. . In addition, since there is no need to remove the partition plate, there is no need to take out the product shelves or products, so there is no effect on product sales.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a showcase.

FIG. 2 is a longitudinal sectional view of the showcase taken along line AA 'in FIG. 1;

FIG. 3 is an exploded perspective view illustrating a mounting structure of the thermometer.

FIG. 4 is an exploded perspective view illustrating a mounting structure of a thermometer of a showcase according to another example.

FIG. 5 is a side longitudinal sectional view of a conventional showcase.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Showcase, 2 ... Showcase main body, 3 ... Product storage part, 5 ... Heat insulation wall, 6 ... Partition plate, 8 ... Ceiling panel, 11
... commodity shelf, 13 ... cold air duct, 14 ... outlet, 15 ... rectifier plate, 16 ... inlet, 17 ... cooling fan, 18 ... cooler, 30 ... thermometer, 30a ... temperature display part, 30b ... temperature sensing part , 30c: wiring, 41: passage, 43: mounting hole, 50:
Working hole, 51 ... lid

Claims (3)

[Claims] 1. A showcase main body in which a partition plate is arranged inside a heat insulating wall to form a duct, a first device provided on an upper front portion of the showcase main body, and a first device provided inside the partition plate. A second case, and a wiring connecting the first device and the second device with each other and passing through the inside of the duct; A showcase provided with a lid for closing the working hole. 2. The partition plate according to claim 1, wherein a mounting hole through which at least the second device can be inserted is formed in the partition plate, and the working hole is formed near the mounting hole. Showcase. 3. A showcase body in which a partition plate is arranged inside a heat insulating wall to form a duct, a first device attached to an upper front portion of the showcase body, and a first device attached to the inside of the partition plate. In a showcase comprising: a second device; and a wiring connecting the first device and the second device and passing through the duct, a ceiling wall of the heat insulating wall has an upper surface extending from an upper surface of the rear duct. A showcase, wherein at least a passage through which the second device can be inserted is formed.