CN217686081U - Refrigerator - Google Patents

Abstract

The utility model provides a refrigerator which comprises a box body, a refrigeration component and a heat dissipation component; a refrigerating compartment, a refrigerating air duct and a press cabin which are separated from each other are formed in the box body; the refrigeration component comprises a compressor, a condenser, a throttling unit and an evaporator which are sequentially communicated; the heat dissipation assembly is accommodated in the press bin; the heat dissipation assembly comprises a plurality of heat pipes and a plurality of heat dissipation fins arranged at intervals; one end of the heat pipe is connected to the condenser; the heat pipe penetrates through the plurality of radiating fins in sequence to transfer heat on the condenser to the radiating fins. The heat in condensation can be rapidly transferred to the radiating fins through the heat pipe, so that the radiating area is increased, the radiating efficiency of the condenser is improved, and the refrigerating effect of the refrigerator is improved.

Description

Refrigerator with a door

Technical Field

The utility model relates to a refrigeration technology field, in particular to refrigerator.

Background

Refrigerators are appliances for storing articles at low temperatures, which are found everywhere in production and life. In the process of refrigerating the refrigerator, the evaporator absorbs heat to release cold energy to refrigerate the refrigerator. The condenser is used to dissipate heat to release heat in the refrigerator to the external environment.

In the related art, there is only one condenser heat means in the refrigerator, i.e., a fan is used to perform forced convection heat transfer cooling. However, the cooling effect of the fan on the condenser is sometimes not ideal, and the fan is greatly influenced by the ambient temperature, so that the cooling efficiency of the refrigerator is low, and the refrigeration effect of the refrigerator is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator to improve the radiating efficiency of condenser, improve the refrigeration effect of refrigerator.

In order to solve the technical problem, the utility model adopts the following technical scheme:

according to one aspect of the present invention, the utility model provides a refrigerator, which comprises a box body, a refrigeration component and a heat radiation component; a refrigerating compartment, a refrigerating air duct and a press cabin which are separated from each other are formed in the box body; the press bin is communicated with the external environment; the refrigeration component comprises a compressor, a condenser, a throttling unit and an evaporator which are sequentially communicated; the outlet of the evaporator is communicated with the compressor; the evaporator is used for releasing cold energy into the refrigerating air duct, and the refrigerating air duct can convey the cold energy to the refrigerating chamber; the compressor and the condenser are accommodated in the compressor bin; the condenser is used for releasing heat to the outside; the heat dissipation assembly is accommodated in the press bin; the heat dissipation assembly comprises a plurality of heat pipes and a plurality of heat dissipation fins arranged at intervals; one end of the heat pipe is connected to the condenser; the heat pipe sequentially penetrates through the plurality of radiating fins so as to transfer heat on the condenser to the radiating fins.

In some embodiments of the present application, the heat pipe extends in a direction away from the condenser; the two ends of the heat pipe along the extending direction of the heat pipe are respectively a condensation end and an evaporation end; the evaporation end is connected to the condenser; the heat pipe comprises a hollow pipe shell, a liquid absorption core arranged in the pipe shell and a phase change medium filled in the pipe shell; the phase change medium can absorb heat at the evaporation end and change into a gaseous state, and the gaseous phase change medium can flow in the liquid absorption core towards the condensation end; the gaseous phase-change medium releases heat at the condensation end and changes phase into liquid, and the liquid phase-change medium can be attached to the inner peripheral wall of the pipe shell and flows back to the evaporation end.

In some embodiments of the present application, the heat dissipation assembly further comprises a fan; the radiating fins are arranged in parallel at intervals; the fan sets up in the week side of radiating fin to be used for driving the air flow between the radiating fin.

In some embodiments of the present application, the heat dissipation assembly further comprises an aluminum base; the aluminum base is fixed on the condenser and attached to the condenser; and one end of the heat pipe facing the condenser is embedded on the aluminum base.

In some embodiments of the present application, the heat pipes are arranged in two groups; the two groups of heat pipes are arranged at intervals and connected to two opposite sides of the aluminum base.

In some embodiments of the present application, a plurality of the heat dissipating fins are provided in a group; the two groups of heat pipes penetrate through the same group of radiating fins.

In some embodiments of the present application, a plurality of the heat dissipating fins are provided in two groups; each group of heat pipes is respectively arranged in a group of radiating fins in a penetrating way; and the two groups of radiating fins are arranged at intervals.

In some embodiments of the present application, each of the heat dissipation fins is provided with a fan.

In some embodiments of the present application, the aluminum base is a block or plate-like structure; and clamping hooks are arranged on two sides of the aluminum base, which are opposite to each other, and are clamped on the condenser.

In some embodiments of the present application, the heat pipe is provided in plurality; the heat pipes are sequentially arranged and are arranged in a staggered mode in the arrangement direction.

According to the above technical scheme, the utility model discloses following advantage and positive effect have at least:

the utility model discloses in, through the heat pipe can be quick with heat transfer to the radiating fin on the condensation to reinforcing heat radiating area, with the radiating efficiency who improves the condenser improves the refrigeration effect of refrigerator.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the refrigerator of the present invention.

Fig. 2 is a schematic connection diagram of a condenser and a heat dissipation assembly according to an embodiment of the refrigerator of the present invention.

Fig. 3 is a schematic view of a first embodiment of the heat dissipation assembly of the present invention.

Fig. 4 is a schematic view of an aluminum base according to a first embodiment of the heat dissipation assembly of the present invention.

Fig. 5 is a schematic cross-sectional view of a heat pipe according to a first embodiment of the heat dissipation assembly of the present invention.

Fig. 6 is a schematic view of the structure shown in fig. 3 from another perspective.

Fig. 7 is a schematic cross-sectional view of a heat pipe according to a second embodiment of the heat dissipation assembly of the present invention.

The reference numerals are explained below: 100. a box body; 110. a press bin; 120. a refrigeration compartment; 200. a condenser; 210. a frame; 220. a heat sink; 300. a heat dissipating component; 310. an aluminum base; 311. a hook is clamped; 320. a heat pipe; 321. a condensing end; 322. an evaporation end; 323. a pipe shell; 324. a wick; 330. a heat dissipating fin; 340. a fan.

Detailed Description

Exemplary embodiments that embody features and advantages of the present invention will be described in detail in the following description. It is to be understood that the invention is capable of other and different embodiments and its several details are capable of modification without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the related art, there is only one condenser heating means in a refrigerator, that is, a fan is used to perform forced convection heat transfer cooling. However, the cooling effect of the fan on the condenser is sometimes not ideal, and the fan is greatly influenced by the ambient temperature, so that the cooling efficiency of the refrigerator is low, and the refrigeration effect of the refrigerator is influenced. Based on the technical problem, the utility model provides a refrigerator to can solve above-mentioned technical problem.

For convenience of description and understanding, a state of the refrigerator when it is used in an upright position is referred to, and a direction facing a user is a front direction and a direction facing away from the user is a rear direction.

Fig. 1 is a schematic structural diagram of an embodiment of the refrigerator of the present invention.

Referring to fig. 1, the present embodiment provides a refrigerator for storing articles at a low temperature. The refrigerator includes a cabinet 100, a door (not shown) rotatably covering the cabinet 100, and a refrigerating assembly disposed in the cabinet 100.

The cabinet 100 is formed with a refrigerating compartment 120 having an open front side, and articles are stored in the refrigerating compartment 120 at a low temperature. The refrigerating compartment 120 generally includes a refrigerating compartment and a freezing compartment. The specific structure of the box 100 refers to the structure of the box in the related art, and is not described in detail herein.

A refrigerating duct (not shown) and a pressing chamber 110 are formed in the box 100. A refrigerating compartment 120, a refrigerating air duct and a press cabin 110. The press hopper 110 is provided at the bottom of the case 100. The press cabin 110 is in communication with the outside environment such that the air within the press cabin 110 can be vented to the outside atmosphere.

In this embodiment, the door is rotatably covered on the cabinet 100 to open or close the refrigerating compartment 120 of the cabinet 100, and articles are taken and placed in the refrigerating compartment 120. In some embodiments, the door is a drawer door, which slidably covers the front side of the box 100.

The cooling assembly is used to release heat in the refrigerator to the external environment to provide cooling energy into the cooling compartment 120 to maintain a low temperature environment in the cooling compartment 120. The refrigeration components include a compressor, a condenser 200, an evaporator, and a capillary tube.

The compressor, the condenser 200, the throttling unit and the evaporator are connected in sequence, and an outlet of the evaporator is communicated with the compressor. The compressor, the condenser 200, the throttling unit and the evaporator are connected through pipelines, and refrigerants are arranged in the compressor, the condenser 200, the throttling unit and the evaporator.

The compressor is used for compressing a refrigerant, so that the refrigerant is changed into high-temperature high-pressure gas from low-pressure gas containing heat, the high-temperature high-pressure gas passes through the condenser 200, the high-temperature high-pressure gas is changed into low-temperature high-pressure liquid after heat is released in the condenser 200, the high-pressure liquid refrigerant is changed into low-temperature low-pressure liquid through a throttling unit for throttling and pressure reduction, the low-pressure liquid refrigerant absorbs heat around the evaporator in the evaporator and is evaporated, and the low-pressure liquid refrigerant is changed into low-pressure gas to return to the compressor.

In this embodiment, the compressor and condenser 200 are housed in the compressor compartment 110 at the bottom of the tank 100. The evaporator is arranged in the refrigeration air duct and used for releasing cold energy into the refrigeration air duct, and the refrigeration air duct can convey cold energy to the refrigeration compartment 120 and is used for refrigerating articles in the refrigeration compartment 120.

The condenser 200 releases heat and releases the heat to the external environment through the compressor compartment 110 for releasing heat to the outside for cooling the contents of the cabinet 100.

The specific structure and connection relationship of the refrigeration assembly refer to the refrigeration assembly in the related art, and are not described in detail herein.

Fig. 2 is a schematic view of the connection between the condenser and the heat dissipation assembly of the embodiment of the refrigerator of the present invention.

Referring to fig. 2, in the present embodiment, the condenser 200 includes a frame 210 and a heat sink 220 fixed on the frame 210, wherein the heat sink 220 is used for dissipating heat. At least one side of the heat sink 220 is in the same plane. In some embodiments, the condenser 200 may have any structure, and the heat dissipation structure of the condenser 200 is exposed to the outside of the condenser 200.

The condenser 200 is connected with a heat radiating assembly 300 for enhancing the heat radiating capability of the condenser 200. The heat sink assembly 300 is accommodated in the press bin 110 and abuts against the condenser 200, so that heat on the condenser 200 can be transferred to the heat sink assembly 300, and the heat sink assembly 300 dissipates heat to the outside.

Fig. 3 is a schematic view of a first embodiment of the heat dissipation assembly of the present invention. Fig. 4 is a schematic view of an aluminum base according to a first embodiment of the heat dissipation assembly of the present invention.

Referring to fig. 2 to 4, the heat dissipation assembly 300 includes an aluminum base 310, a plurality of heat pipes 320, and a plurality of heat dissipation fins 330 disposed at intervals; an aluminum base 310 is fixed to the condenser 200 and attached to the condenser 200 to transfer heat from the condenser 200. An aluminum base 310 is attached to the heat sink 220 on the condenser 200.

In this embodiment, the aluminum base 310 is made of aluminum material for transferring heat. In some embodiments, aluminum base 310 is a base made of other materials to enable heat transfer.

In this embodiment, the aluminum base 310 is a block or plate structure; the aluminum base 310 has hooks 311 on opposite sides, and the hooks 311 are engaged with the condenser 200.

The aluminum base 310 is attached to one surface of the condenser 200, and the hook 311 is engaged with the frame 210 or the heat sink 220 of the condenser 200 and with the surface of the condenser 200 facing away from the aluminum base 310. The aluminum base 310 is attached to the heat sink 220 of the condenser 200 to transfer heat from the heat sink 220.

An end of the heat pipe 320 facing the condenser 200 is fitted into the aluminum base 310 such that the end of the heat pipe 320 is connected to the condenser 200. In other embodiments, one end of heat pipe 320 directly contacts condenser 200 to directly transfer heat on condenser 200.

Fig. 5 is a schematic cross-sectional view of a heat pipe according to a first embodiment of the heat dissipation assembly of the present invention.

Referring to fig. 3 to 5, one end of the heat pipe 320 is connected to the condenser 200; the heat pipe 320 is sequentially inserted through the plurality of heat dissipation fins 330, so that heat generated by the condenser 200 can be transferred to the heat dissipation fins 330. The heat pipe 320 transfers heat from the condenser 200 to the heat dissipating fins 330, and the heat dissipating efficiency of the condenser 200 is increased by dissipating heat from the heat dissipating fins 330.

Heat pipe 320 extends in a direction away from condenser 200; two ends of the heat pipe 320 along its extending direction are a condensation end 321 and an evaporation end 322 respectively; the evaporation end 322 is fitted on the aluminum base 310 so that the evaporation end 322 is connected to the condenser 200.

In this embodiment, the heat pipe 320 includes a hollow pipe case 323, a wick 324 disposed in the pipe case 323, and a phase change medium filled in the pipe case 323.

The phase change medium can absorb heat at the evaporation end 322 and change phase into gas state, and the gas phase change medium can flow in the wick 324 towards the condensation end 321; the gaseous phase-change medium releases heat at the condensation end 321 and changes phase into liquid, and the liquid phase-change medium can flow back to the evaporation end 322 along the inner circumferential wall of the pipe shell 323.

In this embodiment, wick 324 is a capillary porous material. The phase-change medium in the heat pipe 320 absorbs heat at the evaporation end 322, evaporates and vaporizes, flows to the condensation end 321 of the heat pipe 320 under a slight pressure difference, releases heat and condenses into liquid, and the liquid flows back to the evaporation end 322 along the porous material under the action of capillary force. By such circulation, the heat is continuously discharged from the aluminum substrate to the outside of the heat dissipation fins 330 through the heat pipe 320 and the heat dissipation fins 330, thereby achieving the purpose of heat dissipation.

In this embodiment, the tube 323 is made of copper or aluminum, the reason for the copper is that copper has better heat transfer effect, and the use of aluminum can reduce the cost. When the heat pipe 320 is manufactured, the pipe shell 323 is pumped to negative pressure and then filled with a proper amount of phase change medium, so that the capillary porous material of the liquid absorption core 324 close to the inner wall is filled with liquid and then sealed, and then one end of the pipe shell 323 is sealed through an end cover.

Referring again to fig. 2-4, the heat pipes 320 are arranged in two groups; the two sets of heat pipes 320 are spaced apart and connected to opposite sides of the aluminum base 310, so that a greater distance can be provided between the two sets of heat pipes 320, and a larger area of the heat dissipation fins 330 can be provided between the two sets of heat pipes 320.

The plurality of heat radiating fins 330 are provided in two groups; each group of heat pipes 320 is respectively inserted into a group of heat dissipation fins 330; the two sets of fins 330 are spaced to dissipate heat respectively.

In this embodiment, six heat pipes 320 are provided for each group. In some embodiments, the number of the heat pipes 320 may be set to be one, two, three, four, five, seven, or the like, and the appropriate number is selected according to actual needs.

The heat dissipation assembly 300 further includes a fan 340; the heat dissipation fins 330 are arranged in parallel and at intervals; the fan 340 is disposed around the heat dissipation fins 330 for driving air flowing between the heat dissipation fins 330 to accelerate the heat dissipation.

In this embodiment, the heat dissipation fins 330 are arranged in two groups, and each group of heat dissipation fins 330 is provided with one fan 340. To further enhance the speed of heat dissipation by the plurality of fans 340.

Fig. 6 is a schematic view of the structure of fig. 3 from another perspective.

Referring to fig. 3 and 6, the heat pipe 320 is provided in plurality; the plurality of heat pipes 320 are arranged in sequence and are disposed in a staggered manner in the arrangement direction. Specifically, each heat pipe 320 in each group of heat pipes 320 is arranged at intervals in sequence and is staggered in the arrangement direction, so that the heat concentration of the heat pipes 320 transferred to the radiating fins 330 can be effectively avoided, the heat on the radiating fins 330 can be effectively dispersed, the heat on the radiating fins 330 is more uniform, and the heat dissipation is uniform.

Fig. 7 is a schematic cross-sectional view of a heat pipe according to a second embodiment of the heat dissipation assembly of the present invention.

Referring to fig. 2 to 7, the second embodiment of the heat dissipation assembly 300 refers to the structure of the heat dissipation assembly 300 in the previous embodiment. The second embodiment is different from the first embodiment in that: in the second embodiment, the heat dissipation fins 330 are set as a group, the two groups of heat pipes 320 are inserted into the same group of heat dissipation fins 330, and one end of the heat dissipation fin 330 is provided with the fan 340, so that the use of the fan 340 is reduced, and the cost can be effectively saved.

In this embodiment, the heat dissipation assembly 300 replaces the heat dissipation fan of the condenser 200. In other embodiments, the heat dissipation fan on the condenser 200 is maintained while the heat dissipation assembly 300 is attached to the condenser 200.

In an embodiment, the maximum heat dissipation power of a single heat pipe 320 can reach 55W, the heat dissipation power of six heat pipes 320 can reach more than 300W, and according to experimental data, when the ambient temperature is about 25 ℃, under a scheme of using a common fan to dissipate heat for the condenser 200, the heat dissipation power is only about 100W, so that the heat dissipation device of the embodiment has a better heat dissipation effect than the common fan.

The utility model discloses in, through heat pipe 320 can be quick with heat transfer to radiating fin 330 on the condenser 200 to reinforcing heat radiating area, with the radiating efficiency who improves condenser 200, improve the refrigeration effect of refrigerator.

Meanwhile, in the process of transferring heat by the heat pipe 320, the phase change medium in the heat pipe 320 flows by the pressure in the phase change process between the gas state and the liquid state, so that the heat on the heat pipe 320 can be transferred more quickly, the heat on the condenser 200 can be transferred to the heat dissipation fins 330 quickly, and the heat dissipation efficiency is enhanced.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. A refrigerator, characterized by comprising:

the refrigerator comprises a box body, a refrigerating chamber, a refrigerating air duct and a press bin which are separated from each other are formed in the box body; the press bin is communicated with the external environment;

the refrigeration assembly comprises a compressor, a condenser, a throttling unit and an evaporator which are sequentially communicated; the outlet of the evaporator is communicated with the compressor; the evaporator is used for releasing cold energy into the refrigeration air channel, and the refrigeration air channel can convey the cold energy to the refrigeration chamber; the compressor and the condenser are accommodated in the compressor bin; the condenser is used for releasing heat to the outside;

the heat dissipation assembly is accommodated in the press bin; the heat dissipation assembly comprises a plurality of heat pipes and a plurality of heat dissipation fins arranged at intervals; one end of the heat pipe is connected to the condenser; the heat pipe sequentially penetrates through the plurality of radiating fins so as to transfer heat on the condenser to the radiating fins.

2. The refrigerator of claim 1, wherein the heat pipe extends in a direction away from the condenser; the two ends of the heat pipe along the extending direction of the heat pipe are respectively a condensation end and an evaporation end; the evaporation end is connected to the condenser; the heat pipe comprises a hollow pipe shell, a liquid absorption core arranged in the pipe shell and a phase change medium filled in the pipe shell;

wherein the phase change medium can absorb heat at the evaporation end and change into a gaseous state, and the gaseous phase change medium can flow in the wick towards the condensation end; the gaseous phase-change medium releases heat at the condensation end and changes phase into liquid, and the liquid phase-change medium can be attached to the inner peripheral wall of the pipe shell and flows back to the evaporation end.

3. The refrigerator according to claim 1, wherein the heat dissipating assembly further comprises a fan; the radiating fins are arranged in parallel at intervals; the fan set up in all sides of radiating fin to be used for driving air flow between the radiating fin.

4. The refrigerator of claim 3, wherein the heat dissipation assembly further comprises an aluminum base; the aluminum base is fixed on the condenser and attached to the condenser; and one end of the heat pipe facing the condenser is embedded on the aluminum base.

5. The refrigerator according to claim 4, wherein the heat pipes are provided in two groups; two sets of heat pipes are arranged at intervals and are connected to two opposite sides of the aluminum base.

6. The refrigerator according to claim 5, wherein a plurality of the heat radiating fins are provided in one set; the two groups of heat pipes penetrate through the same group of radiating fins.

7. The refrigerator according to claim 5, wherein the plurality of the heat dissipating fins are provided in two groups; each group of heat pipes is respectively arranged in a group of radiating fins in a penetrating way; and the two groups of radiating fins are arranged at intervals.

8. The refrigerator as claimed in claim 7, wherein one fan is provided for each set of the heat dissipating fins.

9. The refrigerator according to claim 4, wherein the aluminum base is a block-shaped or plate-shaped structure; and clamping hooks are arranged on two opposite sides of the aluminum base and clamped on the condenser.

10. The refrigerator according to claim 1, wherein the heat pipe is provided in plurality; the heat pipes are arranged in sequence and are arranged in a staggered mode in the arrangement direction.

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