CN211084563U

CN211084563U - Heat exchange box body structure and refrigerator

Info

Publication number: CN211084563U
Application number: CN201922186542.3U
Authority: CN
Inventors: 文翔; 王铭坤; 张亮; 韩鹏; 李江伟; 刘洋; 易永盛; 傅彦达; 孟庆鹏; 冯云凌
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-07-24
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a heat exchange box structure and refrigerator, heat exchange box structure, it includes the casing, the laminating has the heat conduction original paper on the outer wall of this casing, the one end of this heat conduction original paper extend gather in a side of casing and be connected the heat transfer with the heat exchanger. The utility model discloses a cooling of refrigerator compartment is fast, and the accuse temperature is sensitive, and cold volume utilizes rationally, and the heat leakage is less, more energy-conserving. The refrigerator has the advantages that no frost is generated, air blowing is not needed, the problem of uneven temperature in the pain point refrigerator compartment due to the fact that food moisture is taken away by cold air is effectively solved, meanwhile, the design of the back structure in the refrigerator is simplified, and the refrigerator is widely accepted in the market.

Description

Heat exchange box body structure and refrigerator

Technical Field

The utility model relates to a refrigerating system field especially relates to a frostless windless, the even and fast heat exchange box structure of cooling rate of cooling and have the refrigerator of this structure.

Background

The existing refrigerators in the market are only of two types, one type is an air cooling type, the other type is a traditional direct cooling type, and the refrigeration systems of the two types of refrigerators have advantages and disadvantages respectively. The air-cooled refrigerator has the advantages that frost is not formed in the compartment, and the refrigerating speed is high. But the defects that some foods in the chamber are air-dried to lose moisture and influence the life of people by adopting a mode of directly blowing cold air into the chamber; the direct-cooling refrigerator has the advantages of simple manufacture, low cost, no odor tainting among the compartments and the like. The defects of easy frosting, manual defrosting by a user, low compartment refrigeration and cooling speed and the like.

Therefore, how to overcome the defects that the existing refrigerator cannot give consideration to both frosting and air drying in the room and the cooling speed is not high is a problem to be solved in the industry.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve present refrigerator and can't compromise the room indoor not frosting and do not appear "air-dry" phenomenon promptly, the problem that the speed of refrigerating is not fast moreover provides a cooling rate faster, the more even frostless windless heat exchange box structure of cooling and refrigerator to satisfy the demand that the modern pursue higher quality life.

The utility model provides a pair of heat exchange box structure, it includes the casing, and the laminating has the heat conduction original paper on the outer wall of this casing, and the one end of this heat conduction original paper extend gather in a side of casing and be connected the heat transfer with the heat exchanger.

Preferably, the front side surface of the shell is a door-opening side surface, the heat conducting elements are tightly attached to the two side surfaces, the back surface and the top surface of the shell, and one end of each heat conducting element extends and gathers on the rear side surface of the shell to be connected with the heat exchanger for heat exchange.

Preferably, the heat conducting element is a hollow heat pipe.

Preferably, the heat pipe is a circular pipe or a flat pipe.

Preferably, the heat pipe is semi-embedded or the flat pipe is attached to the outer wall surface of the shell in a wall-mounted manner.

Preferably, the heat exchanger is one of an air-cooled evaporator, a shell-and-tube evaporator or a double-tube heat exchanger.

Preferably, the housing is made of a metal material or a non-metal material with good thermal conductivity.

The utility model discloses still provide one kind and have the refrigerator of heat exchange box structure, the casing is the inner bag of refrigerator, and the lateral surface of this casing still is equipped with heat preservation and insulation material.

The utility model discloses with the even close laminating of heat pipe in the lateral surface of room box, utilize the heat pipe heat conduction, rapidly with the indoor heat of room concentrate on the back of box take away and transmit cold volume uniformly. The temperature of the wall surface of the chamber in the whole box body can be kept constant, and the temperature set in the chamber can be maintained. The refrigerator compartment is not required to be internally provided with holes for blowing air, and the evaporator is not required to be arranged in the compartment, so that the effects of no air and frost and rapid and uniform refrigeration are achieved. The inner wall surface of the compartment is made of a material with good heat-conducting property, so that the whole refrigerator looks more scientific and technological. The utility model discloses a cooling of refrigerator compartment is faster, and the accuse temperature is more sensitive, and the heat leakage is less, and is more energy-conserving, has improved cold volume utilization ratio. Air blowing is not needed, the problem that the temperature in the pain point refrigerator compartment is not uniform due to the fact that food moisture is taken away by cold air is effectively solved, meanwhile, the design of the back structure in the refrigerator is simplified, and the refrigerator is widely favored by the market.

Drawings

FIG. 1 is a schematic perspective view of the frostless and windless air-cooled refrigerator of the present invention;

FIG. 2 is a rear view of the frostless and windless air-cooled refrigerator of the present invention;

FIG. 3 is a cross-sectional view taken along line D-D of FIG. 2;

FIG. 4 is an exploded view of the frostless and windless air-cooled refrigerator of the present invention;

FIG. 5 is a schematic perspective view of the frostless and windless shell-and-tube heat-exchange cooling refrigerator of the present invention;

fig. 6 is a sectional schematic view of the shell-and-tube heat exchange cooling device.

The heat exchanger comprises a shell 1, an air-cooled fan 2, a cold-end air duct 3, a heat pipe 4, a shell-and-tube evaporator 5, a round heat pipe 6, a flat heat pipe 7 and an air-cooled evaporator 8, wherein the cold end of the heat pipe 4-1 is provided with the shell-and-tube evaporator 5.

Detailed Description

As shown in fig. 1 to 4, the utility model discloses an embodiment of an air-cooled heat transfer of heat exchange box structure of suggestion, it includes casing 1, and the laminating has heat conduction original paper 4 on this casing 1's the outer wall, and the one end of this heat conduction original paper 4 is extended and is gathered in a side and the heat exchanger of casing 1 and be connected the heat transfer. In this embodiment, the casing leading flank is the side of opening the door, can need not set up the heat conduction original paper, and heat conduction original paper 4 evenly closely laminates in 1 both sides face of this casing, back and top surface, and the cold junction 4-1 of this heat conduction original paper 4 extends and gathers in the trailing flank of casing 1 and is connected the heat transfer with the heat exchanger. Referring to fig. 2, the heat conducting element 4 may be a hollow heat pipe, such as a circular heat pipe 6 or a flat heat pipe 7. Referring to fig. 2, the enlarged view B and enlarged view C of a portion a, the heat pipe may be a semi-embedded heat pipe, such as a circular heat pipe 6, or a flat heat pipe 7, which is attached to the outer wall of the housing 1. Of course, other heat pipe and casing fitting modes can be adopted, and the main purpose is to increase the contact area of the heat pipe and the wall surface so as to enhance the heat exchange capacity. And the housing 1 may be made of a material having good thermal conductivity, for example, a metal material or a non-metal material. The cold energy is quickly transmitted to the interior of the compartment of the box body mainly for matching with the heat pipe.

Referring to fig. 1 to 4, the present invention further provides a refrigerator with the heat exchange box structure, which includes components of a conventional refrigerator, such as a compressor, a condenser, a throttling device, and an evaporator. The utility model provides a heat exchange box structure's casing is as the inner bag of this refrigerator, and this casing 1's lateral surface still is equipped with heat preservation and insulation material etc.. In the embodiment shown in the attached drawing, the adopted heat exchanger is an air cooling evaporator 8, the cold end 4-1 of the heat pipe 4 is clamped at the outer side of the evaporator 8, and an air cooling air duct 3 with an air cooling fan 2 covers the evaporator 8 and the cold end 4-1 of the heat pipe 4.

As shown in fig. 3, the heat pipes 4 evenly distributed on the outer side of the wall surface of the casing 1 of the present invention can be regarded as the hot end of the heat pipe, and the heat in the chamber can be absorbed through the wall surface with good thermal conductivity. The heat pipe of which the other end of the heat pipe 4 is inserted into the air duct 3 can be regarded as a cold end 4-1 of the heat pipe, so that cold air blown by a fan in the air duct takes away heat to form circulation in the heat pipe. In this embodiment, the cooling capacity of the evaporator 8 is transferred to the cold end 4-1 of the heat pipe 4 by using an air cooling method, so that the evaporation cycle of the refrigerator refrigeration system is formed, and the other refrigeration elements are the same as those of the common refrigerator refrigeration system. Therefore, through the matching of the heat pipe and the refrigerating system, the cold quantity can be quickly transmitted to the interior of the refrigerator compartment, the circulation of cold air flow does not need to be formed in the interior of the compartment, and an evaporator does not need to be arranged in the interior of the compartment.

As shown in figure 5, the utility model discloses can change heat pipe cold junction forced air cooling mode into shell and tube heat transfer cooling mode, be about to this heat exchanger change shell and tube evaporator 5 alright. Fig. 6 is a schematic cross-sectional view of a shell-and-tube evaporator, and a cold end 4-1 of a heat pipe 4 is clamped on a tube shell of the heat exchanger. By adopting the heat exchanger form, the heat exchange efficiency of the refrigerant can be effectively improved, and the temperature of the chamber is more rapidly reduced. The heat exchange at the cold end of the heat pipe can also be carried out with the refrigerant in a sleeve type heat exchange mode and the like, and the principle is the same.

As follows the utility model discloses the process of refrigerator cold volume transmission, it is different with traditional refrigerator refrigeration the utility model discloses a newly-increased pipe and heat conduction wall, the heat that will be indoor between concentrates and takes away in the lump, can make heat exchanger, wind channel structure more simple, and refrigerate more fast, even.

The utility model discloses a cooling of refrigerator compartment is faster, and the accuse temperature is more sensitive, and cold volume utilization is more reasonable, and it is less to leak heat, and is more energy-conserving, improves cold volume utilization ratio. Air blowing is not needed, the problem that the temperature in the pain point refrigerator compartment is not uniform due to the fact that food moisture is taken away by cold air is effectively solved, meanwhile, the design of the back structure in the refrigerator is simplified, and the refrigerator is widely favored by the market.

The foregoing is only illustrative of the present invention. It should be understood that any modifications, equivalents and changes made within the spirit and framework of the inventive concept are intended to be included within the scope of the invention.

Claims

1. The utility model provides a heat exchange box structure, includes the casing, its characterized in that, the laminating has the heat conduction original paper on the outer wall of casing, the one end of this heat conduction original paper extend gather in a side of casing and be connected the heat transfer with the heat exchanger.

2. The heat exchange box structure of claim 1, wherein the front side of the casing is a door-opening side, the heat conducting element is closely and uniformly attached to the two sides, the back and the top of the casing, and one end of the heat conducting element extends and converges at the rear side of the casing to be connected with the heat exchanger for heat exchange.

3. A heat exchange cabinet structure as claimed in claim 1 wherein said heat conductive member is a hollow heat pipe.

4. A heat exchange tank body structure as claimed in claim 3, wherein the heat pipes are round pipes or flat pipes.

5. A heat exchange box structure according to claim 3, wherein said heat pipes are semi-embedded or flat pipes are wall-mounted to the outer wall of said shell.

6. A heat exchange cabinet structure as claimed in claim 1 wherein said heat exchanger is one of an evaporator, a shell and tube evaporator or a double tube heat exchanger.

7. A heat exchange tank structure according to claim 1, wherein said casing is made of a metallic material or a non-metallic material having good thermal conductivity.

8. A refrigerator, characterized in that, the refrigerator has the heat exchange box body structure as claimed in any one of claims 1 to 7, the shell is an inner container of the refrigerator, and the outer side surface of the shell is also provided with heat insulation materials.