KR101775274B1 - Power saving cold storage - Google Patents

Abstract

The present invention relates to a power-saving low temperature storage. More specifically, the power-saving low temperatures storage comprises a heat exchange apparatus or an air-conditioning system for storing agricultural and marine products at a low temperature so that the temperature of a low temperature storage chamber (100) can be controlled. More specifically, the purpose of the power-saving low temperature storage is to minimize the use of air-conditioning system during the winter season. The power-saving low temperature storage comprises: a refrigeration chamber (200) formed on an upper side of a ceiling (110) of the low temperature storage chamber (100) and having an outdoor air inlet (210) formed in one side thereof; one or several cooling packs (230) disposed in the refrigeration chamber (200) and able to be frozen by cool air inputted through the outdoor air inlet (210); and one or several cool air outlets (111) formed on the ceiling (110) and provided to discharge the cool air in the refrigeration chamber (200) to the low temperature storage chamber (100).

Description

{POWER SAVING COLD STORAGE}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a low-temperature storeroom, which is a type of building for storing low-temperature agricultural and marine products, and more particularly, to a low-temperature low-temperature storeroom capable of minimizing the use amount of an air conditioner during the winter season, .

Generally, a low-temperature storage tank is used, in which an air conditioning facility that performs a refrigeration cycle function is installed in a storage space to store and store the freshness of agricultural products or foods for a long period of time, so that the internal temperature of the storage space can be set at a low temperature.

Such low-temperature reservoirs are maintained at a low temperature of -5 ° C to 5 ° C depending on the characteristics of stored foods and agricultural products, so that foods that require cryopreservation, such as unprocessed agricultural products or foods containing a large amount of water, As freshness is stored and shipped, consumers are provided with fresh food, while suppliers are able to obtain economical benefits by adjusting their release date.

As a related art related to the air circulation structure of the low-temperature storeroom, Korean Patent Laid-Open Publication No. 2012-0087609 discloses "In the lower side of the indoor side wall of the low-temperature storeroom, an inlet port through which air is introduced into the bottom surface so as to install an air- The evaporator and the condenser are installed in an inclined manner from the direction in which air is introduced into the heat exchange chamber, and the discharge port provided in the upper part of the heat exchange chamber is provided with a low- There has been proposed a heat exchanger of a low-temperature storage tank which is provided with a circulating fan for forcedly blowing air through a duct paved on a ceiling via a wall surface, and the evaporator and the condenser are respectively connected to an outdoor unit provided on an outdoor sidewall surface by piping .

However, the conventional low-temperature storage requires a heat exchanger or an air conditioner at all times, and thus consumes a large amount of electric power, thus requiring a large maintenance cost.

1. Korean Patent Publication No. 2012-0087609

The present invention has been made to solve the problems of the prior art described above, and it is an object of the present invention to minimize the amount of electricity consumed by reducing the amount of heat exchanger or air conditioning equipment during the daytime, Which is capable of sterilizing air while circulating the air of the low-temperature low-temperature reservoir.

According to an aspect of the present invention, there is provided a low-temperature reservoir including a heat exchanger or an air conditioning system to control a temperature of a low-temperature storage compartment, the refrigerator comprising: a freezing compartment formed on a ceiling of the compartment, One or a plurality of cooling packs provided in the freezing chamber and capable of being cooled by cool air introduced through the outside air intake port and one or more cooling packs formed in the ceiling and capable of discharging cool air in the freezing chamber to the cold storage chamber And a cold air discharge port.

The low temperature reservoir of the present invention may further include a circulation duct formed at the bottom of the cold storage room and having a circulation intake part at one end and a circulation exhaust part at the other end, and a circulation duct between the circulation intake part and the circulation exhaust part One or more circulating air outlets for discharging the circulating air in the circulating duct to the cryogenic storage compartment and one or more sterilizing lamps provided in the circulating duct for sterilizing the circulating air.

According to the present invention, it is possible to minimize the amount of electricity consumed by reducing the usage amount of the heat exchanger or the air conditioner by supplying the inside of the cold storage room during the day when the temperature is increased to the image by storing cold air when the cold air temperature falls below freezing So that the maintenance cost can be reduced.

Also, it is possible to sterilize the bottom air without affecting the agricultural and marine product by disposing the sterilizing lamp so that the sterilizing lamp is not irradiated on the agricultural and marine product, while circulating the air in the bottom of the cold storage room and circulating air.

1 is a cross-sectional view of a low-temperature low-temperature reservoir according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of the circulating duct taken along line AA of Fig. 1; Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood, however, that there is no intention in the art to limit the present invention, as it is intended to be illustrative only and not for purposes of limitation, A detailed description thereof will be omitted.

FIG. 1 is a cross-sectional view of a low-temperature low-temperature storeroom according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view of a circulating duct taken along line A-A of FIG.

1, the low temperature reservoir of the present invention is provided with a heat exchanger or an air conditioning system to control the temperature of the low temperature storage compartment 100. The heat exchanger or the air conditioning system can control the refrigerant circulation And an outdoor unit 10 connected to the evaporator and performing a heat exchange function. The outdoor unit 10 may further include a condenser, although not shown. These heat exchangers or the air conditioning system A detailed description thereof will be omitted.

Of course, the power saving type low temperature reservoir of the present invention may further include an exhaust duct 30 for dispersing the cool air generated in the evaporator 20 in the low temperature storage compartment 100, that is, The present invention is not limited to the arrangement of the heat exchanger or the air conditioning system, the presence or the arrangement of the exhaust duct, and the like.

The freezing chamber 200 is disposed above the ceiling 110 with the ceiling 110 of the cryogenic storage compartment 100 interposed therebetween to form a space separate from the cryogenic storage compartment 100.

The periphery of the freezing chamber 200 is blocked from the outside air, and the outside air inlet 210 is formed at one side of the freezing chamber 200, so that outside air can be introduced.

At this time, the outside air inlet 210 may be manually or automatically opened and closed, and when the automatic opening and closing system is applied, the outside air inlet 210 may be connected to a temperature sensor 211 for measuring the outside air temperature, have. That is, for example, only when the outside air temperature is below minus 3 degrees, the outside air inlet 210 can be opened to allow the outside air to flow into the freezing chamber 200.

In addition, the outside air inlet 210 may be provided with a suction fan 220 having a motor and blades for allowing the outside air to be sucked into the freezing chamber 200.

One or more cooling packs 230 that can be cooled by the cool air introduced through the outside air intake port 210 may be provided in the freezing chamber 200.

The cooling pack 230 may be an ice pack in which water is stored or a chemical material including water contained therein and can be cooled by cold air. Any kind of material that can cool by cold air and emit cool air for a long time, You can choose.

In order to rapidly cool the cooling pack 230, it is preferable that a plurality of cooling packs 230 are not in contact with each other and do not contact the top surface of the ceiling 110. For this, a partition wall is formed in a support 231 for receiving the cooling pack 230 so that the cooling pack 230 is inserted one by one between the partitions and a leg is formed on the support 231, 110 at the same time, and at the same time, the support 231 is manufactured in the form of a mesh.

In this case, all the upper, lower, right, and left sides of each cooling pack 230 can be in contact with the cold air, so that it can be quickly cooled and cool air can be emitted from all sides.

The ceiling 110 is formed with one or more cool air outlets 111 through which cool air in the freezing chamber 200 can be discharged to the cold storage room 100.

In this case, the cold air discharge port 111 may be manually or automatically opened and closed, and may be connected to a temperature sensor (not shown) for measuring the temperature in the freezing chamber 200 when the automatic opening and closing system is applied, Can be opened only at the set temperature or lower.

Also, the cooling air discharge port 111 may include an exhaust fan 112 having a motor and blades, so that the cooling air in the freezing chamber 200 can be forcibly discharged.

The cold storage tank of the present invention configured as described above can open the outside air intake port 210 when the cold air temperature is freezing and can naturally freeze the cooling pack 230 by the outside air, And the cold air outlet 111 is opened to discharge the cool air of the freezing chamber 200 into the cold storage room 100. [

Accordingly, the cool air can be supplied to the low-temperature storage chamber 100 maintained at about 0 ° C for a certain period of time, so that the use of the heat exchanger or the air conditioner can be reduced, thereby reducing the amount of electricity consumed.

1 and 2, a circulating duct 300 formed at a rim of the bottom 120 of the cryogenic storage compartment 100 for circulating and disinfecting the air at the bottom of the low energy storage compartment of the present invention, .

The circulation duct 300 may be formed at a remaining portion except for the entrance 130 of the cryogenic storage compartment 100. The circulation duct 300 may include a circulating intake unit 301 at one end and a circulation exhaust unit 302 Is formed.

The circulation duct 300 is connected to the circulating intake unit 301 through the circulation duct 300. The circulation duct 300 is connected to the circulation intake unit 301 through the circulation duct 300, An outlet 310 is formed and one or more sterilization lamps 320 for sterilizing the circulating air are provided in the circulating duct 300.

The sterilizing lamp 320 may be an ultraviolet lamp or an infrared lamp, and the sterilizing lamp 320 may have any sterilizing function.

The circulating intake unit 301 or the circulating exhaust unit 302 may be provided with a circulating fan for forcedly circulating air.

In this case, air in the bottom of the cold storage room 100 is circulated to the circulating duct 300, thereby preventing air entrapment and inhibiting the growth of microorganisms or bacteria through sterilization treatment, thereby enabling long-term preservation of agricultural and marine products .

Although the present invention has been described in connection with the preferred embodiments described above, it will be appreciated by those skilled in the art that various other modifications and variations can be made without departing from the spirit and scope of the invention, All such changes and modifications are intended to be within the scope of the appended claims.

10: outdoor unit 20: evaporator
30: exhaust duct
100: cryogenic storage room 110: ceiling
111: cold air outlet 112: exhaust fan
120: floor 130: entrance
200: freezing chamber
210: outside air inlet 211: temperature sensor
220: intake fan 230: cooling pack
231: Support
300: Circular duct
301: circulating intake part 302: circulation exhaust part
310: circulating air outlet 320: sterilization lamp

Claims (8)

A building type low temperature reservoir, which is provided with a heat exchange device or an air conditioning system to control the temperature of the low temperature storage room,
One or more cooling packs provided in the freezing chamber and capable of being cooled by cold air introduced through the outside air inlet, and a plurality of cooling packs formed in the ceiling, And one or a plurality of cold air outlets through which cool air in the freezing chamber can be discharged into the cold storage room,
The outside air inlet is openable and closable, and is connected to a temperature sensor for measuring the outside air temperature so that the outside air temperature is opened only at a set temperature or lower. The outside air inlet includes a motor and a suction fan equipped with a blade, However,
Wherein the cooling air discharge port is openable and closable and connected to a temperature sensor for measuring the temperature in the freezing chamber so that the temperature in the freezing chamber is opened only below a predetermined temperature, So that cold air in the freezing chamber can be forcibly discharged,
The cooling pack may be installed in a mesh-type support base. The support base is provided with a plurality of partition walls for preventing the cooling packs from contacting each other. The bridge is formed on the support base to separate the cooling pack from the upper surface of the ceiling ,
A circulation duct protruding upward from an edge of the floor except for the entrance of the cold storage room and having a circulation intake part at one end and a circulation exhaust part at the other end, and a circulation duct formed between the circulation intake part and the circulation exhaust part One or more circulating air outlets for discharging the circulating air in the circulating duct to the cold storage room and one or more sterilizing lamps provided in the circulating duct for sterilizing the circulating air, Characterized in that a circulation fan is provided in the circulation exhaust part. delete delete delete delete delete delete delete

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