KR100963001B1 - Evaporator in refrigerator - Google Patents

Abstract

The present invention relates to a chiller of a kimchi refrigerator, comprising: a main body having at least one storage compartment configured to maintain an appropriate temperature or less, an inner case mounted inside the main body to form the storage compartment, and wound around an outer circumferential surface of the inner case; In the Kimchi refrigerator configured to cool the storage chamber to a temperature below the appropriate temperature, and an expansion valve for delivering a low-temperature, low-pressure liquid refrigerant to the cooler, to prevent the vibration generated during the flow of cold air to the inner case The connection part is formed to be spaced apart from the inner case by a predetermined distance connecting the expansion valve and the cooler, so as to reduce the vibration generated when the refrigerant flows from the expansion valve to the cooler.

Description

Kimchi refrigerator cooler {EVAPORATOR IN REFRIGERATOR}

1 is a longitudinal sectional view showing the internal structure of a kimchi refrigerator formed of a general structure,

FIG. 2 is a partially enlarged cross-sectional view of the cooler mounting unit illustrated in FIG. 1. FIG.

Figure 3 is a cross-sectional view showing a cooler of the kimchi refrigerator which is an embodiment of the present invention.

** Description of the symbols for the main parts of the drawings **

13a: 1st inner case 13b: 2nd inner case

14: foam material 131, 141: cooler

131a, 141a: connection portion

The present invention relates to a chiller of the kimchi refrigerator, and more particularly, to a chiller of the kimchi refrigerator to reduce the vibration generated when the refrigerant flows from the expansion valve to the cooler to prevent damage and noise caused by the vibration. .

In general, unlike conventional refrigerators, kimchi refrigerators are used to ferment fermented foods such as kimchi to improve the taste of foods more appropriately, and are mainly used to properly ripen foods or maintain the taste. do. These kimchi refrigerators are classified into a simple cooling method and a direct cooling method according to a cooling method, and the kimchi refrigerator focuses on a conventional kimchi ripening principle, that is, a principle based on the kimchi ripening time and temperature of the kimchi poison in the ground.

As shown in FIG. 1, the kimchi refrigerator having the general structure has a pair of upper storage chambers 15 which are upwardly opened in the upper region along the vertical direction and are spaced apart from each other along the left and right sides. A main body 11 having a pair of lower storage chambers 19 formed therein, an upper storage door 17 hinged to the main body 11 so as to rotate and open the upper storage chamber 15, and an interior of the lower storage chamber 19. It consists of a plurality of drawers 21 housed in the drawer.

The main body 11 is disposed to be spaced apart from the outer case 12 and the filling case of the foam member 14 inside the outer case 12 to form an outer appearance, respectively, the upper storage chamber 15 and the lower inside First and second inner cases 13a and 13b forming the storage chamber 19 are provided.

In the upper rear region of the main body 11, the upper storage chamber doors 17 are coupled to each other so as to open and close the upper storage chamber 15 around the rotational shaft disposed along the horizontal direction, respectively, and the lower rear of the main body 11. In the region, a machine room 51 is formed so that a compressor 53, a condenser (not shown), and the like can be accommodated.

Meanwhile, a plurality of upper storage containers 61 are accommodated in the upper storage chamber 15, and coils are wound around the outer upper region of each of the first inner cases 13a forming the upper storage chamber 15. Coolers 31 are provided respectively. One side of the cooler 31 is provided with a temperature detection sensor 33 so as to detect the temperature.

Heaters 32 for aging are respectively provided in the outer lower region of the first inner case 13a, and the refrigerant flowing out of the cooler 31 may be accommodated between the respective first inner cases 13a. The accumulators 34 are disposed so as to be respectively.

Coolers 41 are arranged in a zigzag shape on the upper and rear wall surfaces of the second inner case 13b forming the lower storage chamber 19. A heater 42 for aging is provided in the bottom region of the second inner case 13b, and the accumulator 44 is accommodated in the side of the second inner case 13b to accommodate the refrigerant flowing out from the cooler 41. Are arranged respectively.

Each lower storage compartment 19 has a drawer 21 in the drawer, and each door 22 is integrally provided at the front of each drawer 21 so as to open and close the lower storage compartment 19. Formed.

When power is supplied to the kimchi refrigerator configured as described above, the compressor 53 constituting the refrigerating cycle is driven to compress the low temperature low pressure gas refrigerant into a high temperature and high pressure gas refrigerant, and the compressed high temperature gas refrigerant is a condenser (not shown). Condensed into a liquid refrigerant of high temperature and high pressure. The condensed high temperature and high pressure liquid refrigerant is converted into a low temperature and low pressure liquid refrigerant passing through the expansion valve 54, and the low temperature and low pressure liquid refrigerant is converted into a low temperature and low pressure gas refrigerant passing through the coolers 31 and 41 and evaporated. By the evaporation of the coolers 31 and 41, the surrounding air is heat-exchanged to cool the surrounding air, so that cool air is generated to maintain the upper storage chamber 15 and the lower storage chamber 19 at or below a proper temperature. Alternatively, the heaters 32 and 42 are operated to maintain the ripening temperature of the kimchi stored in the upper storage container 61 and the lower storage container 62.

However, in the Kimchi refrigerator having a conventional structure as described above, when the low-temperature low-pressure liquid refrigerant converted through the expansion valve 54 flows into the coolers 31 and 41 as shown in FIG. 2, the inner diameter thereof is expanded. Fine vibrations are generated, and vibrations of the coolers 31 and 41, the expansion valve 54, and the first and second inner cases 13a and 13b are generated by the vibrations.

An object of the present invention devised in view of the above point is to improve the connection structure of the expansion valve and the cooler to provide a chiller of the kimchi refrigerator to reduce the vibration generated when the refrigerant flows.

The chiller of the kimchi refrigerator for achieving the object of the present invention as described above, the body is formed with at least one or more storage compartments to maintain a temperature below the appropriate temperature, the inner case is mounted to the inside of the body to form the storage compartment, and the inner case In the Kimchi refrigerator, which is wound around the outer circumferential surface of the refrigerator and cools the storage chamber to a temperature below a suitable temperature, and an expansion valve that transfers a low-temperature and low-pressure liquid refrigerant to the cooler, the vibration generated when the refrigerant flows into the inner case. The connection part is formed to form a spaced portion spaced apart from the inner case and the portion in which the expansion valve and the cooler are connected to block the transmission.                     

In addition, the connection portion is an expansion valve is inserted into the cooler, the cooler is bent to maintain a constant interval with the inner case and the foam material is introduced between the effective configuration.

Hereinafter, a cooler of a kimchi refrigerator, which is an embodiment of the present invention, will be described in detail with reference to the accompanying drawings, and the same parts as in the related art will be described with the same reference numerals, and a detailed description and illustration thereof will be provided with reference to FIG. 1. Quote.

3 is a cross-sectional view showing a cooler of the kimchi refrigerator of one embodiment of the present invention, as shown in the kimchi refrigerator equipped with a cooler of one embodiment of the present invention is a pair of upper openings in the upper region along the vertical direction The main body 11 and the upper storage chamber 15 can be rotated to open and close the storage chamber 15 and the lower storage chamber 19 each having a front opening in the lower portion and spaced apart from each other along the left and right directions. An upper storage door 17 hinged to 11 and a plurality of drawers 21 are retractably received in the lower storage room 19.

The main body 11 is disposed to be spaced apart from the outer case 12 and the filling case of the foam member 14 inside the outer case 12 to form an outer appearance, respectively, the upper storage chamber 15 and the lower inside First and second inner cases 13a and 13b forming the storage chamber 19 are provided.

A cooler 131 wound in a coil shape is provided in an outer upper region of each of the first inner cases 13a forming the upper storage chamber 15. One side of the cooler 131 is provided with a temperature detection sensor 33 so as to detect the temperature.                     

In addition, the cooler 141 is arranged in a zigzag shape on the upper surface and the rear wall surface of the second inner case 13b forming the lower storage chamber 19.

As shown in FIG. 3, the first and second inner cases 13a and 13b include connecting portions 131a and 141a inserted into the coolers 131 and 141 so that the expansion valve 154 communicates with the coolers 131 and 141. Connection parts 131a and 141a, which are ends of the coolers 131 and 141, are bent to maintain a predetermined interval therebetween. The foam member is filled between the connecting portions 131a and 141a spaced apart by the bending of the coolers 131 and 141 and the first and second inner cases 13a and 13b.

The power is supplied to the kimchi refrigerator configured as described above to operate the refrigeration cycle, the process of maintaining the upper storage chamber 15 and the lower storage chamber 19 below the appropriate temperature is the same as the conventional structure, passing through the expansion valve 154 While the low temperature and low pressure liquid refrigerant is introduced into the coolers 131 and 141, the expansion valve 154 is inserted into the coolers 131 and 141 and passes through a connection part 154 connected thereto. Due to the vibrations during the refrigerant flow.

The ends of the coolers 131 and 141 are bent so that the connecting portion 154 is spaced apart from the first and second inner cases 13a and 13b at regular intervals, and the connecting portion 154 and the first and second inner cases 13a and 13b are separated from each other. Is filled between the foam 14 and the vibration generated at the connecting portion 154 is attenuated by the foam 14, the vibration is not transmitted to the first and second inner cases (13a, 13b). .

As described above, the cooler of the Kimchi refrigerator according to the present invention is bent at the ends of the coolers 131 and 141 when the refrigerant passes through the connection part 154 between the expansion valve and the cooler and vibration is generated due to the expansion of the inner diameter. ) And the first and second inner cases (13a, 13b) to maintain a constant interval and filling the foam material 14 therebetween, while reducing the generated vibration and at the same time the first and second inner case Block delivery to 13a and 13b.

As described above, the cooler of the Kimchi refrigerator according to the present invention passes through a connecting portion formed by a structure in which an expansion valve is inserted into and communicates with the expansion valve. By maintaining a constant interval and filling the foam material therebetween, compared to the conventional structure in which the inner case and the contact portion is in contact with the foam, the foam material absorbs the vibration to reduce the vibration and at the same time block the transmission of the vibration to the inner case, thereby causing vibration and It is effective in preventing noise.

Claims (3)

delete A main body having at least one storage compartment for maintaining below a proper temperature; An inner case mounted inside the main body to form the storage compartment; An expansion valve provided inside the main body to expand a low temperature and low pressure liquid refrigerant; A cooler connected to the expansion valve to evaporate the refrigerant expanded in the expansion valve to generate cold air; The connection part of the cooler connected to the expansion valve is bent so as to space the part connecting the expansion valve and the cooler from the inner case, and the foam member is provided between the connection part of the bent cooler and the inner case. Kimchi refrigerator characterized by. The kimchi refrigerator of claim 2, wherein an end of the expansion valve is inserted into and coupled to the cooler.

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