KR100730303B1 - Refrigerator for grain improving transmission and diffusion rate of cool air - Google Patents

Abstract

A grain refrigerator with improved chilled air transmission and diffusion rates is provided to mount an evaporation pipe in the center of a receiving container uprightly and in a water tub receiving solution for diffusing and transmitting chilled air, thereby transmitting and diffusing chilled air of the evaporation pipe to the outside of the water tub and increasing the freshness of grains. A grain refrigerator with improved chilled air transmission and diffusion rates includes a heating part(20) mounted with a heating element, and a grain keeping part(30) having a receiving container(26) for storing grains inside and mounted on the heating part. A cover(80) is mounted at a top part of the grain keeping part for sealing the grain keeping part. An evaporation pipe(90) forms a cooling cycle for keeping the grains in the grain keeping part at a low temperature. The evaporation pipe is mounted in the container uprightly, wherein the container is divided into at least one or more grain keeping rooms by a barrier wall formed with a plurality of holes, so that chilled air is transmitted and diffused via the holes by high efficiency. The evaporation pipe is mounted in a water tub(40) filled with chilled air transmitting and diffusing solution(41).

Description

Refrigerator for grain improving transmission and diffusion rate of cool air}

1 is a cross-sectional view showing the structure of a grain refrigerator according to the prior art,

2 is a cross-sectional view showing the structure of a grain refrigerator having improved cold air transfer rate and diffusion rate according to the present invention;

3 is a plan sectional view showing the structure of a grain refrigerator having improved cold air transfer rate and diffusion rate according to the present invention;

4 is a cross-sectional view showing another embodiment of the evaporation pipe in the grain refrigerator having improved cold air transfer rate and diffusion rate according to the present invention,

5 is a cross-sectional view showing the structure of another embodiment in a grain refrigerator having improved cold air transfer rate and diffusion rate according to the present invention.

Explanation of symbols on the main parts of the drawing

10; Grain freezer 20; Heat dissipation

21; Heat dissipation device 22; compressor

23; Blower 24; Condenser

25; Finish 26; Storage container

27; Insulation 30; Grain Storage Department

40; Fish tank 41; Cold Delivery and Diffusion

50; Case 51; Perforated Net

52; Bulkhead 53; Perforated Net

60; Condensate reservoir 70; pipe

A to D; Grain storage room 80; cover

90,90 '; Evaporation pipe

The present invention relates to a grain refrigerator, and more particularly, to improve the cold delivery rate and diffusion rate, to keep the grain fresh at all times, and to improve the cold air delivery rate and diffusion rate to effectively prevent the alteration of the grain by preventing contact between the condensate and the grain. It's about a grain refrigerator.

In general, various grain refrigerators have been researched and developed because it was necessary to keep the grain storage bin at a low temperature in order to prevent the deterioration or the generation of pests to store for a long time.

1 is a cross-sectional view showing the structure of a grain refrigerator according to the prior art.

Grain refrigerator 100 according to the prior art, the heat dissipation unit 110 of the lower heat dissipation unit is installed, the grain storage unit is formed on the upper portion of the heat dissipation unit 110 and the storage space for storing grain therein ( 120, and a cover 130 covering the grain storage unit 120.

Here, the grain storage unit 120 is provided with a conventional opening and closing device (not shown) installed in the grain storage bin is configured to withdraw the grain from the grain storage unit 120 to the outside.

The heat dissipating unit 110 includes a compressor 111 for compressing a refrigerant at a high temperature and a high pressure state, a blower 112 for sucking and blowing air from the outside, and a blower of the refrigerant compressed by the compressor 111 for blowing. The condenser 113 is made of a low-temperature, high-pressure refrigerant by the wind.

The grain storage unit 120 is formed of a wall made of a finishing material 123 formed on the outside, a storage container 122 formed on the inside, and a heat insulating material 124 formed between the finishing material 123 and the storage container 122. .

Evaporators 121 are installed in the heat insulating material 124 in contact with the outer side of the storage container 122, and the refrigerant passing through the expansion valve (not shown) is circulated in the evaporator 121 in a vaporized state, thereby cooling the evaporator and storing the storage container ( The grain stored in the storage space enclosed by 122 is kept at a low temperature.

However, in the grain refrigerator 100 according to the related art, since the evaporator 121 is installed on the wall, the portion adjacent to the storage container 122 is the lowest temperature among the grain storage spaces, and the center of the grain refrigerator 100 is far from the storage container 122. Relatively high temperatures.

In particular, since the grain refrigerator 100 stores grain therein, convection of air is extremely limited in a storage space like a normal refrigerator.

Therefore, it is very difficult to maintain a uniform temperature over the entire storage space. This phenomenon is further aggravated in the case of a large size used in a business office such as a restaurant.

In addition, when the temperature is controlled to maintain the low temperature to the center of the grain refrigerator 100, condensation occurs in the adjacent portion of the storage container 122 in which the evaporator is built, so that the grain is deteriorated or damaged by condensate. There was a serious problem.

The present invention has been made to solve the above problems, improve the cold delivery rate and diffusion rate to keep the grain fresh at all times, and to prevent the alteration of the grain effectively by preventing contact between the condensate and the grain and The purpose is to provide a grain refrigerator with improved diffusion rate.

According to an aspect of the present invention for achieving the above object, a grain refrigerator comprising: a heat dissipation unit in which a heat dissipation device is installed; A grain storage unit installed at an upper portion of the heat dissipation unit and having a storage container for storing grain therein; And a cover formed on an upper portion of the grain storage portion to seal the grain storage portion, further comprising an evaporation pipe forming a cooling cycle to maintain the grain stored in the interior of the storage container at a low temperature in the grain storage portion. The evaporation pipe is installed upright inside the storage container, and the interior of the storage container in the grain storage unit is divided into at least one or more grain storage rooms by partition walls formed with a plurality of perforations to enable storage of a plurality of grains. A grain refrigerator having improved cold air transfer rate and diffusion rate is provided.

The upright evaporative pipe is installed in a water tank filled with cold air transfer and diffusion liquid, and the cold air transfer and diffusion liquid in the water tank is any one of pure water, brine, antifreeze, alcohol, and freon.

A case for accommodating the water tank is further provided to prevent contact between the condensate generated from the water tank and the grains.

The case has a plurality of perforations are formed to increase the heat transfer rate that the cold air generated from the evaporation pipe is transferred to the grain.

This case is preferably made of synthetic resin or metal.

A condensate storage tank is further provided at a lower portion of the tank to collect condensate generated from an outer circumferential surface of the tank, and the condensate storage tank is further provided with a pipe for discharging the condensed water to the outside.

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The evaporation pipe is installed spirally in the longitudinal direction of the storage container, or bent several times along the longitudinal direction of the storage container.

The heat dissipation unit in the heat dissipation unit is a compressor for compressing the refrigerant in a state of high temperature and high pressure, a blower for sucking and blowing air from the outside, and the refrigerant compressed in the compressor by a blower wind of the blower It consists of a condenser made of refrigerant.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the improved cold air transfer rate and diffusion rate according to the present invention.

2 is a cross-sectional view illustrating a structure of a grain refrigerator having improved cold air transfer rate and a diffusion rate according to the present invention, and FIG. 3 is a cross-sectional view illustrating a structure of a grain refrigerator having improved cold air rate and a diffusion rate according to the present invention.

As shown in FIG. 2 or FIG. 3, the grain refrigerator 10 having improved cold air transfer rate and diffusion rate according to the present invention includes a heat dissipation unit 20, a grain storage unit 30, a cover 80, and an evaporation pipe ( 90).

First, the heat dissipation unit 20 is provided with a heat dissipation device 21.

In an embodiment, the heat dissipation device 21 is composed of a compressor 22, a blower 23, a condenser 24, and the like.

The compressor 22 compresses the refrigerant into a high temperature and high pressure state, the blower 23 sucks air from the outside and blows the air, and the condenser 24 compresses the refrigerant compressed by the compressor 22. By blowing air of the blower 23 is to make a low-temperature, high-pressure refrigerant.

Grain storage unit 30 is installed on the upper portion of the heat dissipation unit 20 is a storage container 26 for storing grain therein is formed.

In the drawing, the grain storage unit 30 is a finishing material 25 formed on the outside, a storage container 26 formed on the inside, and a heat insulating material 27 formed between the finishing material 25 and the storage container 26. Is done.

In particular, the interior of the storage container 26 in the grain storage unit 30 is divided into at least one grain storage room (A ~ D) by the partition wall 52 to enable a plurality of grain storage.

The partition wall 52 is preferably made of a perforation network (51).

In the figure, the grain storage room (A ~ D) is divided into a total of four places.

For example, grain storage room A is a room for storing rice, grain storage room B is a room for storing beans, grain storage room C is a room for storing sorghum, and grain storage room D is a room for storing tanks. to be.

By having a plurality of grain storage room (A ~ D) as described above, there is an advantage that can be kept fresh at once without mixing not only rice but also various grains required to make rice.

The cover 80 is formed at an upper portion of the grain storage portion 30 to seal the grain storage portion 30.

The cover 80 is opened and closed through a hinge (not shown) on the upper portion of the grain storage portion 30, the cover 80 may open and close the grain storage portion 30 in a sliding manner as necessary.

On the other hand, the evaporation pipe 90 forms a cooling cycle to keep the grain contained in the interior of the storage container 26 at a low temperature in the grain storage unit 30, the evaporation pipe 90 of the storage container 26 It is preferable to be installed upright inside.

The evaporation pipe 90 is cooled while the refrigerant passing through the expansion valve (not shown) circulates in the vaporized state.

In an embodiment, the evaporation pipe 90 is installed upright in the longitudinal direction of the inner container 26.

In the drawing, the evaporation pipe 90 is installed upright only in the central portion of the storage container 26, but if necessary, the evaporation pipe 90 may be installed in a plurality of uprights inside the storage container 26.

In this way, since the evaporation pipe 90 is installed upright in the center of the storage container 26, the cold air can be transmitted from the inside of the storage container 26 to the outside, so that the cold air from the outside to the inside as in the prior art. Compared with the delivery method, not only can significantly reduce the loss of cold air, but also has the advantage of increasing the freshness of the grain by increasing the rate of cold air delivery.

The evaporation pipe 90 is installed in the water tank 40 in which the cold air transfer and the diffusion liquid 41 are filled.

As shown in FIG. 3, the water tank 40 may be formed in a quadrangular shape, or may be circular in shape, as shown in FIG. 5.

Here, the cold air transfer and diffusion liquid 41 is preferably any one of pure water, brine, antifreeze, alcohol, and freon (R-141b).

The cold air transfer and diffusion liquid 41 is a liquid phase having an excellent heat transfer rate, and since the cold air of the evaporation pipe 90 can be efficiently transferred and diffused to the outside of the water tank 40, a gaseous heat transfer medium as in the prior art. Through cold air delivery rate and cold air diffusion rate is higher than the way to deliver the cold has the advantage that the freshness of the grain can be much increased.

The evaporation pipes 90 and 90 'are spirally installed in the longitudinal direction of the storage container 26 inside the water tank 40 as shown in FIGS. 2 and 3, or as shown in FIG. 4. It may be installed bent a plurality of times along the longitudinal direction of the container (26).

If the evaporation pipe (90, 90 ') is installed in the form as described above, it is possible to further increase the cold air transfer rate for transmitting cold air from the inside of the storage container (26).

As shown in FIG. 4, the evaporation pipe 90 ′ may further include a condensate storage tank 60 at a lower portion of the water tank 40 so as to collect condensed water generated at an outer circumferential surface of the water tank 40.

The condensate storage tank 60 is provided with a pipe 70 for discharging the collected condensate to the outside. Although not shown separately in the drawing, an on / off valve may be further provided on the pipe 70.

As shown in FIGS. 2 to 4, the evaporation pipes 90 and 90 'further include a case 50 accommodating the water tank 40 so as to prevent contact between the condensed water generated in the water tank 40 and the grains. It is desirable to be.

The case 50 has a plurality of perforations formed to increase the heat transfer rate that the cold air generated from the evaporation pipe (90, 90 ') is transferred to the grains and to prevent the grains from directly contacting the surface of the water tank (40), which acts as a cooler. It is made of a perforated network (51).

Here, the case 50 is preferably made of a synthetic resin material or a metal material, and most preferably made of a stainless steel material that is resistant to moisture and has no deformation among the metal materials.

In addition, the case 50 may have a flat cross-sectional shape as shown in FIG. 3, or may have a circular cross-sectional shape as shown in FIG. 5.

The present invention is provided with the case 50 as described above, because the condensate generated due to the condensation that may occur in the water tank 40 to prevent direct contact with the grain, the problem that the grain is deteriorated or damaged It can be solved effectively.

Method and operation of the grain refrigerator improved cold air transfer rate and diffusion rate according to the present invention, as shown in Figure 2 or 3, after opening the cover 80, the storage container 26 of the grain storage unit 30 Fill the grain with

At this time, the grain storage rooms (A ~ D) in the storage container 26 may be stored so as not to mix various grains, including rice.

After sealing the storage container 26 with the cover 80, the cold air generated in the evaporation pipe 90 to the outside of the case 50 through the cold air transfer and diffusion liquid 41 stored in the water tank (40). The delivered cold keeps the grain fresh.

At this time, the condensate generated in the water tank 40 is collected in the condensate storage tank 60, the condensed water collected in the condensate storage tank 60 is discharged to the outside along the pipe (70).

The present invention relates to a grain refrigerator, wherein the evaporation pipe is installed upright in the center of the storage container, and the evaporation pipe is installed in the water tank containing the cold air transfer and the diffusion liquid, thereby efficiently cooling the cold air of the evaporation pipe outside the water tank. As it can be delivered and spread, not only can the cold air loss be significantly reduced compared to the method of delivering cold air from the outside to the inside as in the prior art, but also the freshness of the grain can be much improved by increasing the cold rate and diffusion rate. There is.

Since the present invention includes a case outside the tank, the condensate generated due to condensation that may occur in the tank is prevented from coming into direct contact with the grain, thereby effectively preventing the problem of deterioration or damage of the grain. .

The present invention has a plurality of grain storage room in the interior of the container, there is an advantage that can be stored fresh at once without mixing not only rice but also various grains required to make rice.

The present invention is the evaporation pipe is installed spirally in the longitudinal direction of the storage container in the interior of the tank, or bent a plurality of times along the longitudinal direction of the storage container, thereby delivering a cold air transfer rate for transferring cold air from the inside of the storage container to the outside There is an advantage to be higher.

Claims (12)

As a grain refrigerator, A heat dissipation unit in which a heat dissipation device is installed; A grain storage unit installed at an upper portion of the heat dissipation unit and having a storage container for storing grain therein; And It includes a cover formed on top of the grain storage portion to seal the grain storage portion, The grain storage unit further comprises an evaporation pipe to form a cooling cycle to maintain the grain contained in the interior of the storage container at a low temperature, the evaporation pipe is installed in the interior of the storage container upright, the storage in the grain storage unit The interior of the container is a grain refrigerator with improved cold air transfer rate and diffusion rate, characterized in that divided into at least one or more grain storage room by a partition formed with a plurality of perforations to enable a plurality of grain storage. The method of claim 1, The upright evaporation pipe is a grain refrigerator having improved cold air transfer rate and diffusion rate, characterized in that installed in the tank filled with cold air transfer and diffusion liquid. The method of claim 2, The cold air transfer and diffusion liquid in the tank is pure, brine, antifreeze, alcohol, freon, characterized in that the cold air transfer rate and diffusion rate improved grain refrigeration. The method of claim 2, And a case accommodating the water tank so as to prevent contact between the condensate water and the grains generated in the water tank. The method of claim 4, wherein The case has a grain refrigerator having improved cold air transfer rate and diffusion rate, characterized in that a plurality of perforations are formed to increase the heat transfer rate that the cold air generated from the evaporation pipe is transferred to the grain. The method according to claim 4 or 5, The case is a grain refrigerator with improved cold air transfer rate and diffusion rate, characterized in that made of a synthetic resin material or a metal material. The method according to any one of claims 2 to 4, The lower part of the tank to collect the condensate generated from the outer peripheral surface of the tank condensate storage tank, characterized in that the cold air transfer rate and diffusion rate further improved. The method of claim 7, wherein The condensate storage tank further comprises a pipe for discharging the collected condensate to the outside, characterized in that the cold air transfer rate and diffusion rate improved refrigerator. delete The method of claim 1, The evaporation pipe is a grain refrigerator having improved cold air transfer rate and diffusion rate, characterized in that the spiral installed in the longitudinal direction of the storage container. The method of claim 1, The evaporation pipe is a grain refrigerator improved cold air transfer rate and diffusion rate, characterized in that is installed bent a plurality of times along the longitudinal direction of the storage container. The method of claim 1, The heat dissipation unit in the heat dissipation unit is a compressor for compressing the refrigerant in a state of high temperature and high pressure, a blower for sucking and blowing air from the outside, and the refrigerant compressed in the compressor by a blower wind of the blower A grain refrigerator having improved cold air transfer rate and diffusion rate, comprising a condenser made of a refrigerant.

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