KR20160082105A

KR20160082105A - Cold Showcase

Info

Publication number: KR20160082105A
Application number: KR1020140194481A
Authority: KR
Inventors: 임성욱
Original assignee: 롯데알미늄 주식회사
Priority date: 2014-12-30
Filing date: 2014-12-30
Publication date: 2016-07-08

Abstract

A display unit body having a plurality of shelves for displaying articles at a predetermined height interval and an evaporator for generating cold air so that the displayed articles are kept at a low temperature state; a cooler cooled by the evaporator, A wind direction adjusting device installed to adjust the wind direction of the cool air is provided at an air outlet of the duct to supply cold air to a region having a low temperature according to the temperature of the display case, It is possible to maintain the temperature of the entire display case uniformly. This makes it possible to keep the article placed on the shelf of the display case fresh and to adjust the direction of the cold air by the wind direction adjusting device Loses.

Description

Cold Showcase

The present invention relates to a refrigerated display case, and more particularly, to a refrigerated display case which can maintain the temperature of a display case uniformly at an appropriate temperature by controlling a direction of a cold air when a temperature of a refrigerated display case is different.

In general, a refrigerated display case (aka Open Showcase) is installed for the purpose of storing and selling products on display in department stores, large discount stores, convenience stores, supermarkets, etc., So that the purchaser can increase the desire to purchase the product.

These showcases are continuously cooled through a circulation process that compresses, condenses, expands, and evaporates the refrigerant gas.

In addition, the open showcase is divided into various forms depending on the purpose. It is divided into various types such as flat surface type, multistage face type, and open type depending on objects to be displayed such as objects to be displayed such as vegetables, drinks, instant food such as kimbab or lunch .

In the present invention, an open showcase having a front surface opened among various types of showcase will be described. A typical open showcase includes a main body case on a hull with a front open, a device for performing a refrigeration cycle on the bottom of the main body case, A duct for supplying cool air to the wall and the cool air discharge port while circulating heat exchanged from the evaporator of the machine room to the rear and upper parts of the main body case, The shelf consists of a shelf on which the desired product is placed.

As a result, the displayed products can maintain the freshness by continuously supplying cold air.

Such a refrigerated display case is installed with a plurality of shelves maintaining a predetermined height. The cold air in the refrigerated display case is blown out from the upper end of the display case through the flow path formed on the rear surface of the display case toward the lower part.

As a result, a relatively large amount of cold air is supplied to the cold air near the top, and cold air is supplied to the cold air, and a relatively small amount of cold air is supplied to the lowermost end of the showcase. .

Thus, the temperature of the cool air supplied to the display unit is different from each other, and the products placed on the shelves of the display unit are supplied with cool air of different temperatures, which makes it impossible to maintain the temperature of the display unit uniformly.

In addition, there is a problem that the freshness of the article placed on the display case is changed due to the unevenness of the cold temperature of the display case.

For example, Patent Document 1 below discloses an open showcase for both cold and hot springs.

An open showcase for both cold and warm-up according to the following Patent Document 1 is an open showcase for displaying and storing goods. The open showcase comprises a body case opened frontward, a machine room for supplying cold air to the lower portion of the body case, A duct for supplying cool air to the inside of the main body case, a fixing bracket detachably coupled to both sides of the inside of the main body case at a plurality of stages, a passage for the rear duct is blocked in the middle of the main body case, And the remaining cooling air is circulated downward, a heating shelf for forming a shelf room provided on the upper side fixing bracket with reference to the partition shelf, and a fixing bracket provided on the lower fixing bracket for forming a refrigerator compartment A base shelf is disclosed.

Discloses a cold air circulation structure of an open showcase according to Patent Document 1 below.

The cold air circulation structure of the open showcase is communicated with the upper half of the vertical lower half and the upper half of the lower half by a space between a pair of the central frame plates constituting the evaporator provided under the space between the rear side heat insulating panel and the rear inner side plate, And a space between the upper surface heat insulating panel and the upper surface intermediate plate. The vertical upper half portion is formed as a space between the upper surface heat insulating panel and the upper surface intermediate plate, And an air circulating duct for an air curtain having a horizontal portion communicating with the air circulation duct.

A vertical portion defined in a space between the rear surface heat insulating panel and the rear inner side plate excluding a vertical portion of the air circulation duct for the air curtain, a vertical portion formed between the upper surface intermediate plate and the upper surface inner side plate, And air is introduced through the air inlet holes for the air curtains and the cooling air inlet holes formed in the lower central portion of the rear inner side plate and the both side portions of the rear inner side plate and the air circulation duct for cooling the air curtain and the cooling air circulation duct As shown in Fig.

Korean Patent Publication No. 20-1996-006616 (published on February 25, 1999) Korean Utility Model Publication No. 20-1998-0047232 (published September 15, 1998)

However, in the refrigerated display case according to the related art, it is impossible to compensate for the temperature of the refrigerated display case in the event of abnormality or failure of one of the two air outlets divided into the right and left, and the product displayed on the display case can be kept fresh There was no problem.

SUMMARY OF THE INVENTION An object of the present invention is to provide a refrigerated display case which can compensate for the temperature inside the compartment where cool air is not blown out under the left and right air outlet.

Another object of the present invention is to provide a refrigerated display case in which the temperature of the main body of the display unit can be appropriately maintained by changing the direction of the cool air blown out from another air outlet.

In order to achieve the above object, a refrigerator according to the present invention comprises: an evaporator for generating cold air so that a displayed article is kept at a low temperature; a display case main body having a plurality of shelves for displaying an article at a predetermined height, A duct installed to blow cool air cooled by the evaporator downward from an upper portion of the main body of the showcase, and a wind direction adjusting device installed to the air outlet of the duct to adjust the wind direction of the cool air.

The wind direction adjusting device includes a motor installed at both ends of a position separated by a predetermined distance, a belt rotatably installed by the rotation of the motor, and a guide plate whose angle is adjusted by rotation of the belt.

The belt is formed with a plurality of protrusions protruding at regular intervals so as to adjust the angle of the guide plate.

And the guide plate is rotatably installed at an air outlet of the duct.

And the wind direction adjusting device is installed on the left and right sides of the showcase body respectively.

As described above, according to the refrigerated showcase according to the present invention, it is possible to supply cold air to a region having a low temperature according to the temperature of a display case, and to supply cold air to a region having a low temperature, , Whereby the article placed on the shelf of the display case can be kept fresh, and the direction of the cold air can be adjusted by the wind direction adjusting device.

1 is a side view showing a refrigerated display case according to a preferred embodiment of the present invention,
FIG. 2 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention,
FIG. 3 is a perspective view of a refrigerator according to a preferred embodiment of the present invention,
FIG. 4 is a front view showing a device for controlling a wind direction of a refrigerated showcase according to a preferred embodiment of the present invention.
FIG. 5 is a plan view showing a device for adjusting a wind direction of a refrigerated showcase according to a preferred embodiment of the present invention,
6 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention,
FIG. 7 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention. FIG.

Hereinafter, a refrigerated display case according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a side view showing a refrigerated display case according to a preferred embodiment of the present invention, and FIG. 2 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention.

The refrigerated display unit according to the preferred embodiment of the present invention includes an evaporator 12 for generating cold air so as to maintain a low temperature state of a displayed product and a display case body 12 having a plurality of shelves 13 A duct 20 installed to blow cool air cooled by the evaporator 12 from the upper portion of the main body 10 to the lower portion of the main body 10, And a wind direction adjusting device 30 installed to adjust the wind direction.

As shown in FIG. 2, the refrigerated showcase of the present invention may include a wind direction adjusting device 30 that can change the blowing direction of cool air to both left and right sides with reference to a one-dot chain line. You can control the temperature of the showcase by.

The display case body 10 can blow cool air so as to maintain freshness by keeping the displayed articles at an appropriate temperature. The cold air is generated by passing through a normal refrigeration cycle, and the machine room 11 in which the components constituting the refrigeration cycle can be installed can be formed in the main body 10 of the showcase.

A compressor (not shown), an expansion valve (not shown) and a condenser (not shown), which constitute a refrigeration cycle, may be installed in the machine room 11, (12) can be installed.

The evaporator 12 is for supplying cool air and can supply cool air to the front of the main body 10 of the showcase.

In addition, a shelf 13 capable of displaying a plurality of articles can be installed on the front surface of the showcase body 10, and the shelf 13 can be stably installed in the showcase body 10 .

Further, the shelf 13 may have a detachable structure that can be installed at different heights according to the articles to be displayed, and the shelf 13 is formed with different protruding lengths so that the cool air flows naturally from the upper portion to the lower portion .

A duct 20 may be installed on the upper portion of the evaporator 12 to move the cool air generated from the evaporator 12. One end of the duct 20 may be connected to the upper end of the main body 10 of the showcase and an outlet 21 may be formed at the end of the duct 20 to blow cool air supplied through the duct 20 .

The air outlet 21 may be formed at the top of the showcase body 10 to be uniformly supplied to the inside of the showcase body 10. Since the cold air is heavier than air, it is lowered from the upper portion of the main body 10 to the lower portion.

The jetting ports 21 may be divided into left and right sides with reference to the one-dot chain line in FIG. The spout 21 may be installed to divide the showcase body 10 into a plurality of sections as necessary.

FIG. 3 is a three-dimensional view showing a device for adjusting the direction of a cold display shelf according to a preferred embodiment of the present invention, FIG. 4 is a front view showing a device for controlling the direction of a cold display shelf according to a preferred embodiment of the present invention, FIG. 2 is a plan view showing a device for controlling a wind direction of a refrigerated showcase according to a preferred embodiment of the present invention.

As shown in FIGS. 1 to 5, the air outlet 21 may be provided with a wind direction adjusting device 30 capable of changing the blowing direction of the cool air.

The wind direction adjusting device 30 includes a motor 31 installed at both ends of a position separated by a predetermined distance, a belt 34 rotatably installed by the rotation of the motor 31, And a guide plate 36 for angle adjustment.

The motor 31 may be installed on both right and left sides of the jet port 21 and the motor 31 may be coupled with a pulley 32 that can be coupled to the belt 34, A bracket 33 having a predetermined size may be fixed to the motor 31 so as to be fixed to the upper surface of the duct 20.

A plurality of holes may be formed in the bracket 33 so that the motor 31 can be stably installed and the bracket 33 can be fixed to the duct 20.

The motor 31 may be provided with a pulley 32 having a predetermined diameter and the pulley 32 may be provided with a belt 34. A motor 31 may be installed on each side of the belt 34 and a single motor 31 may be installed on the belt 34 to rotate the motor 34 as required.

In addition, protrusions 35 protruding at regular intervals may be formed on the belt 34. A guide plate 36 can be rotatably installed at one side of the belt 34 to change the ejection direction of the cool air ejected from the ejection port 21.

As shown in FIGS. 1 and 2, the guide plate 36 may be installed in a vertical direction so as to change the direction of the cold air in the air outlet 21. 2, the guide plate 36 may be rotatably installed in the left or right direction in the drawing.

The guide plate 36 may be installed to be rotatable about the hinge 37 and the protrusion 35 of the belt 34 may be installed to be in contact with the guide plate 36 to rotate the guide plate 36.

The following is a detailed description of the association of refrigerated showcases according to a preferred embodiment of the present invention.

1 to 5, a refrigerated display case according to an embodiment of the present invention includes a wind direction adjusting device 30 installed at an air outlet 21 of a duct 20 to change a blowing direction of cool air, .

As shown in FIG. 2, the wind direction adjusting device 30 normally blows cold air downward through an air blow-out port 21 at an upper portion. If necessary, the direction of air blowing is switched to the left or right, ) Can be uniformly controlled.

A machine room 11 in which a compressor (not shown), an evaporator 12 and the like are installed is provided at a lower portion of the showcase body 10 and a duct (20) can be installed.

The duct 20 can form the air outlet 21 so that the cool air generated in the evaporator 12 is blown out from the upper end of the main body 10 of the showcase.

On the other hand, the air outlet 21 can be installed separately for the showcase body 10, and the air outlet 30 can be provided on the air outlet 21 to change the blowing direction of the cool air.

The wind direction adjusting device 30 can be provided with motors 31 on both sides of the divided two jet ports 21 and the pulleys 32 coupled to the belts 34 can be fixed to the motors 31 .

The motor 31 may be fixed to both sides of the jetting port 21 by a bracket 33 having a predetermined size. The pulley 32 may be provided with a belt 34 rotatable by the rotation of the motor 31 and protrusions 35 may protrude from the outer surface of the belt 34 at regular intervals.

A guide plate 36 capable of switching the direction of the cool air can be rotatably installed on the outer side of the belt 34. The guide plate 36 is rotatable about a hinge 37 fixed to the jet port 21 Can be installed.

That is, the guide plate 36 is rotated along the belt 34 that is rotated by the rotation of the motor 31, so that the blowing direction of the cool air can be switched.

A method of operating a refrigerated display case according to a preferred embodiment of the present invention will now be described in detail with reference to FIGS. 1 to 7. FIG.

FIG. 6 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention, and FIG. 7 is a front view showing a refrigerated display case according to a preferred embodiment of the present invention.

6 shows a state in which the guide plate 36 of the wind direction adjustment device 30 on the left side in the drawing is rotated at a predetermined angle and Fig. 7 shows the guide plate 36 of the wind direction adjustment device 30 on the right side in the drawing And shows a state rotated at a predetermined angle.

As shown in FIGS. 1 to 7, the refrigerated showcase according to the embodiment of the present invention appropriately displays the article to be displayed on the shelf 13 of the showcase body 10, So that the temperature of the main body 10 of the showcase can be appropriately maintained.

That is, the air sucked into the machine room 11 of the showcase body 10 is lowered in temperature by the refrigeration cycle. While the evaporator 12 is installed between the machine room 11 and the duct 20, It is converted to low cold air.

The cool air is moved along the duct 20 installed on the upper portion of the evaporator 12. [ The cool air thus cooled is moved along the duct 20, and the moved cool air is blown out from the air outlet 21 toward the lower side.

In such a display case, cool air is blown out through an air outlet 21 formed in the duct 20, and cold air is blown out from the lower portion of each shelf 13, so that the articles displayed on each shelf 13 are cooled . &Lt; / RTI >

6 and 7, the display case body 10 may be divided into a first area 10a and a second area 10b. The first area 10a and the second area 10b ) May be provided with a temperature sensor (not shown). The temperature sensor is installed at the middle or lower end of the main body 10 to measure the temperatures of the first area 10a and the second area 10b.

The temperatures measured by the temperature sensors are compared with each other and the guide plates 36 of the wind direction adjuster 30 are rotated in a low temperature region. When the temperature of the first region 10a is low, the wind direction adjuster 30 rotates the pulley 32 by a power source applied to the motor 31, and the belt 34 is rotated by the rotated pulley 32, Is rotated.

The guide plate 36 is rotated about the hinge 37 by the belt 34 rotated in this manner so that the projection 35 is rotated in the rotating direction of the motor 31 by the rotation of the belt 34.

The protrusion 35 moves the guide plate 36 in the rotating direction of the belt 34 and the guide plate 36 is rotated about the hinge 37. [

That is, when the temperature of the first region 10a is low, the wind direction adjuster 30 installed in the second region 10b rotates the belt 34 in one direction while the motor 31 is rotated by the applied power source . Thus, the guide plate 36 of the wind direction adjusting device 30 installed in the second area 10b is rotated obliquely toward the first area 10a.

As the guide plate 36 is rotated to the first region 10a, the cool air ejected to the second region 10b is ejected toward the first region 10a, Thereby lowering the temperature.

When the temperature of the second region 10b is low, the wind direction adjusting device 30 installed in the first region 10a rotates the belt 34 in the other direction while the motor 31 is rotated by the applied power source . Thus, the guide plate 36 of the wind direction adjusting device 30 installed in the first area 10a is rotated obliquely toward the second area 10b.

As the guide plate 36 rotates to the second region 10b, the cool air ejected to the second region 10a is ejected toward the second region 10b, and the cool air ejected from the second region 10b is ejected toward the second region 10b Thereby lowering the temperature.

When the temperatures of the first region 10a and the second region 10b are different from each other, the temperature sensor can rotate the guide plate 36 of the wind direction adjuster 30 to supply cold air to other regions, The entire temperature of the display case body 10 can be uniformly maintained.

Although the present invention has been described in detail with reference to the above embodiments, it is needless to say that the present invention is not limited to the above-described embodiments, and various modifications may be made without departing from the spirit of the present invention.

10: Showcase body 11: Machine room
12: Evaporator 13: Shelf
20: duct 21: air outlet
30: Wind direction adjusting device 31: Motor
32: pulley 33: bracket
34: belt 35: projection
36: guide plate 37: hinge

Claims

An evaporator for generating cold air so as to maintain a low-temperature state of the displayed commodities, a display case main body having a plurality of shelves for displaying commodities at a predetermined height,
A duct installed to blow cool air cooled by the evaporator toward the lower part of the main body of the showcase,
And a wind direction adjusting device installed to the air outlet of the duct to adjust the wind direction of the cool air.

The method according to claim 1,
The wind direction adjusting device includes a motor installed at both ends of a position spaced apart by a predetermined distance,
A belt rotatably installed by rotation of the motor,
And a guide plate for adjusting the angle by rotation of the belt.

3. The method of claim 2,
Wherein a plurality of protrusions are formed on the belt at predetermined intervals so as to adjust the angle of the guide plate.

3. The method of claim 2,
Wherein the guide plate is rotatably installed at an air outlet of the duct.

The method according to claim 1,
And the wind direction adjusting device is installed on the left and right sides of the showcase body respectively.