CN116202262A

CN116202262A - Refrigerating apparatus

Info

Publication number: CN116202262A
Application number: CN202111444366.4A
Authority: CN
Inventors: 董智理; 寇德龙
Original assignee: Wuhan Haier Refrigerator Co ltd
Current assignee: Wuhan Haier Refrigerator Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2023-06-02

Abstract

The present invention provides a refrigeration apparatus comprising: the box body is internally filled with a foaming layer and is used for forming a storage compartment; the door body is used for opening and closing the box body; a refrigeration system comprising a compressor, a condenser, and an evaporator; the air return pipe group comprises an air return pipe and a capillary, wherein the air return pipe comprises a first section buried in the foaming layer and a second section connected with the compressor through the foaming layer; the capillary tube includes a wrapping around the outer surface of the first section. According to the invention, the heat exchange point of the air return pipe and the capillary pipe is changed from the conventional machine cabin partition plate into the foaming layer, so that the temperature of the surface of the capillary pipe is increased, condensation of the capillary pipe in the machine cabin is avoided, and the potential safety hazard caused by condensation of the air return pipe group is solved.

Description

Refrigerating apparatus

Technical Field

The invention relates to the field of refrigeration equipment, in particular to refrigeration equipment with a return air pipe group.

Background

With the improvement of living standard of people, the application of household refrigeration equipment is becoming more and more popular. Because the indoor temperature of the refrigerating room is usually much lower than the ambient temperature for placing the refrigerating equipment, condensation is often generated when the refrigerating equipment is used, and adverse effects are caused to users.

Whether or not a refrigeration device has condensation is mainly related to two factors, namely the surface temperature of the device and the relative humidity of the outside air. In the use process of users, the phenomenon of condensation can appear on the surface of the capillary tube in the press bin, and for users in Yangtze river basin and coastal areas, the maximum humidity is up to 90% due to high humidity, especially in plum rain seasons, the refrigerating equipment works in high humidity environments (such as plum rain seasons or coastal areas), the capillary tube condensation is very serious, even the muffler can form condensation, and the condensation can drop on the press supporting plate to generate potential safety hazards.

Disclosure of Invention

The object of the present invention is to provide a refrigeration appliance for solving the above-mentioned problems.

To achieve the above object, an embodiment of the present invention provides a refrigeration apparatus including: the box body is internally filled with a foaming layer and is used for forming a storage compartment; the door body is used for opening and closing the box body; a refrigeration system comprising a compressor, a condenser, and an evaporator; the air return pipe group comprises an air return pipe and a capillary, wherein the air return pipe comprises a first section buried in the foaming layer and a second section connected with the compressor through the foaming layer; the capillary tube includes a wrapping around the outer surface of the first section.

As a further development of the invention, the compressor is arranged in a press cabin with a partition, the foaming layer is filled into the press cabin, and the second section is located in the press cabin.

As a further improvement of the invention, the first section comprises a heat exchange section wound by the winding part, and a connecting section for connecting the heat exchange section and the second section, wherein the connecting section and the second section are sleeved with a first heat shrinkage tube, and the inner wall of the first heat shrinkage tube is simultaneously attached to the outer wall of the connecting section and the outer wall of the second section.

As a further improvement of the invention, a first heat-shrinkable tube is sleeved outside the first heat-shrinkable tube of the connecting section, the inner diameter of the first heat-shrinkable tube is matched with the outer diameter of the heat-shrinkable tube, and the inner wall of the first heat-shrinkable tube is attached to the outer wall of the heat-shrinkable tube.

As a further improvement of the invention, a second heat-preserving pipe is sleeved outside the first heat-shrinking pipe of the second section, the inner diameter of the second heat-preserving pipe is matched with the outer diameter of the first heat-shrinking pipe, and the inner wall of the second heat-preserving pipe is attached to the outer wall of the first heat-shrinking pipe.

As a further improvement of the invention, the partition plate is provided with a partition plate hole for the air return pipe group to pass through, a rubber plug with a through hole is arranged between the first heat preservation pipe and the second heat preservation pipe, the rubber plug is sealed and fixed on the partition plate hole, and the capillary tube and the air return pipe pass through the through hole and enter the press bin.

As a further improvement of the invention, the capillary tube further comprises a fixing part wound on the outer surface of the heat preservation pipe and an extending part penetrating through the rubber plug and entering the press bin.

As a further improvement of the invention, the fixing part and the extending part are sleeved with a second heat shrinkage pipe which is tightly attached.

As a further improvement of the invention, both ends of the first heat-insulating pipe and the second heat-insulating pipe are fixed to the muffler through a tie.

As a further improvement of the present invention, the refrigeration system further includes a dry filter, and the extension is connected to the dry filter at one end.

Compared with the prior art, the invention discloses refrigeration equipment, which improves the surface temperature of the capillary tube by changing the heat exchange point of the return air pipe and the capillary tube from the conventional cabin partition plate into the foaming layer, avoids condensation of the capillary tube in the cabin, and solves the potential safety hazard caused by condensation of the return air pipe.

Drawings

FIG. 1 is a schematic view of a return air tube set according to an embodiment of the present invention;

FIG. 2 is a schematic view of a return air tube set according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view of the section B in FIG. 2;

FIG. 5 is an enlarged schematic view of section C of FIG. 2;

fig. 6 is a schematic view of the structure of a return air tube set according to an embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the invention and structural, methodological, or functional modifications of these embodiments that may be made by one of ordinary skill in the art are included within the scope of the invention.

It will be appreciated that terms such as "upper," "lower," "outer," "inner," and the like, as used herein, refer to spatially relative positions and are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The term spatially relative position may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.

The invention discloses refrigeration equipment, which comprises a box body, wherein a foaming layer 1 is filled in the box body and is used for forming a storage compartment.

Specifically, the refrigeration equipment can be any product such as a refrigerator, a freezer, a wine cabinet and the like which provides a refrigerating and storing function for a user. The box comprises a shell and an inner container, wherein a foaming layer 1 is filled between the shell and the inner container, a polyurethane foaming layer can be selected, and other materials capable of enabling the refrigeration equipment to have a heat preservation effect can be filled.

The box defines the storage room, the storage room is used for placing article, and the settlement quantity of storage room can be adjusted according to user's demand, and the refrigeration operating mode of different storage rooms can be adjusted according to user's demand, like can set for different refrigeration temperatures, satisfy the storage room of different storage conditions, specifically can be refrigerating chamber, temperature changing room, freezer etc..

The refrigeration equipment further comprises a door body, wherein the door body is used for opening and closing the box body, so that the refrigeration equipment forms a closed environment, the temperature of the storage compartment is ensured, and meanwhile, a user can conveniently take and put articles in the storage compartment.

The refrigeration apparatus further includes a refrigeration system including at least a compressor, a condenser, and an evaporator, and a return air tube group 100. As shown in fig. 1, the return air tube group 100 includes a return air tube 3 and a capillary tube 5.

In an embodiment of the present invention, the refrigeration system further includes a dry filter, and the compressor, the condenser, the dry filter, the capillary tube 5, and the evaporator are sequentially connected. One end of the air return pipe 3 is connected with the evaporator, and the other end is connected with the compressor.

Specifically, as shown in fig. 2, the air return pipe 3 includes a first section 301 buried in the foaming layer 1, and a second section 303 connected with the compressor through the foaming layer 1, and the capillary 5 includes a winding portion 501 wound around the outer surface of the first section 301, so that the capillary 5 with a temperature difference performs heat exchange with the air return pipe 3 in the foaming layer 1.

In the embodiment of the invention, the compressor is arranged in a press bin provided with a baffle plate 7, the baffle plate 7 is provided with baffle plate holes for a return air pipe group to pass through, the foaming layer 1 is filled in the press bin, and a second section 303 connected with the compressor in the return air pipe 3 is positioned in the press bin.

As shown in fig. 2 to 5, the first section 301 of the muffler 3 includes a heat exchange section 3001 wound by the winding portion, and a connection section 3003 for connecting the heat exchange section 3001 and the second section 303, specifically, the heat exchange section 3001, the connection section 3003, and the second section 303 are sequentially connected, the heat exchange section 3001 and the connection section 3003 are both located in the foaming layer 1, and the second section 303 is located in a press bin outside the foaming layer 1.

Further, the connecting section 3003 and the second section 303 are sleeved with a first heat shrinkage tube 9, the first heat shrinkage tube 9 can be made of PVC materials, the inner diameter of the first heat shrinkage tube 9 is matched with the outer diameter of the muffler, and the inner wall of the first heat shrinkage tube 9 is simultaneously attached to the outer wall of the connecting section 3003 and the outer wall of the second section 303. The first heat shrinkage pipe 9 that the laminating set up has improved the heat conduction characteristic on muffler 3 surface, has reduced the condensation problem of muffler 3 in the press storehouse, has eliminated the potential safety hazard that muffler assembly 100 condensation led to.

In the embodiment of the invention, the first heat-shrinkable tube 9 of the connecting section 3003 is sleeved with a first heat-insulating tube 11, the inner diameter of the first heat-insulating tube 11 is matched with the outer diameter of the heat-shrinkable tube, and the inner wall of the first heat-insulating tube 11 is attached to the outer wall of the heat-shrinkable tube 9.

In addition, as shown in fig. 6, the first heat-shrinkable tube 9 of the second section 303 is sleeved with a second heat-insulating tube 13, the inner diameter of the second heat-insulating tube 13 is matched with the outer diameter of the first heat-shrinkable tube 9, and the inner wall of the second heat-insulating tube 13 is attached to the outer wall of the first heat-shrinkable tube 9.

Further, a rubber plug 15 with a through hole is arranged between the first heat preservation pipe 11 and the second heat preservation pipe 13, the rubber plug 15 is fixed on the partition hole in a sealing way, and the capillary 5 and the air return pipe 3 penetrate through the through hole and enter the press bin.

In the embodiment of the present invention, the capillary tube 5 further comprises a fixing portion 503 wound around the outer surface of the first heat preservation tube 11 and an extension portion 505 penetrating the rubber stopper 15 and entering the press bin, wherein one end of the extension portion 505 is connected with a dry filter in a refrigerating system. The fixing part 503 and the extending part 505 are respectively sleeved with a second heat shrinkage pipe 17 which is tightly attached, and the second heat shrinkage pipe 17 attached to the capillary 5 improves the heat conduction characteristic of the surface of the capillary 5, further reduces the condensation problem of the capillary 5 in the pressing machine bin, and eliminates the potential safety hazard caused by the condensation of the capillary 5.

Specifically, the second pyrocondensation pipe 17 can be the PVC material, first heat preservation pipe 11 and second heat preservation pipe 13 can select the rubber and plastic pipe to the diameter of rubber and plastic pipe can select according to first pyrocondensation pipe 9 external diameter, makes first heat preservation pipe 11, second heat preservation pipe 13 all closely laminate with first pyrocondensation pipe 9 and set up, simultaneously, first heat preservation pipe 11 with second heat preservation 13 pipe both ends are all fixed to on the muffler 3 through ribbon 19.

In the embodiment of the invention, the connecting section 3003 and the second section 303 of the air return pipe 9 are sleeved with the first heat-shrinkable pipe 9 which is tightly attached, the first heat-shrinkable pipe 9 in the foaming layer 1 is sleeved with the first heat-preserving pipe 11 which is tightly attached, the fixing 503 part of the capillary 5 is wound on the outer surface of the first heat-preserving pipe 11, and the first heat-preserving pipe 11 arranged in the foaming layer 1 not only plays a role in heat preservation of the air return pipe, but also plays a role in separating and fixing the air return pipe groups 100.

Further, the first heat shrinkage pipe 9 in the press bin is sleeved with the second heat preservation pipe 13 which is tightly attached, meanwhile, a rubber plug 15 with a through hole is arranged between the first heat preservation pipe 11 and the second heat preservation pipe 13, and the rubber plug 15 is arranged in the baffle hole in a sealing manner, so that the return air pipe group 100 in the foaming layer enters the press bin through the through hole. The second heat preservation pipe 13 is used for preserving heat of the air return pipe 3 in the press bin, and the second heat preservation pipe is matched with the first heat shrinkage pipe 9, so that the condensation problem of the air return pipe 3 in the press bin is further reduced, and the potential safety hazard caused by condensation of the air return pipe group 100 is eliminated.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.

The above list of detailed descriptions is only specific to practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.

Claims

1. A refrigeration appliance, comprising:

the box body is internally filled with a foaming layer and is used for forming a storage compartment;

the door body is used for opening and closing the box body;

a refrigeration system comprising a compressor, a condenser, and an evaporator;

a return air pipe group comprising a return air pipe and a capillary tube, wherein,

the air return pipe comprises a first section buried in the foaming layer and a second section connected with the compressor through the foaming layer;

the capillary tube includes a wrapping around the outer surface of the first section.

2. The refrigeration apparatus of claim 1 wherein said compressor is disposed within a press housing having a baffle, said foam layer being filled into said press housing, said second section being located within said press housing.

3. The refrigeration device according to claim 2, wherein the first section includes a heat exchange section wound by the winding portion, a connection section connecting the heat exchange section and the second section, the connection section and the second section are sleeved with a first heat shrink tube, and the inner wall of the first heat shrink tube is simultaneously attached to the outer wall of the connection section and the outer wall of the second section.

4. A refrigeration device according to claim 3, wherein a first heat-shrinkable tube is sleeved outside the first heat-shrinkable tube of the connecting section, the inner diameter of the first heat-shrinkable tube is matched with the outer diameter of the heat-shrinkable tube, and the inner wall of the first heat-shrinkable tube is attached to the outer wall of the heat-shrinkable tube.

5. The refrigeration device according to claim 4, wherein a second heat-preserving pipe is sleeved outside the first heat-preserving pipe of the second section, the inner diameter of the second heat-preserving pipe is matched with the outer diameter of the first heat-preserving pipe, and the inner wall of the second heat-preserving pipe is attached to the outer wall of the first heat-preserving pipe.

6. The refrigeration unit as recited in claim 5 wherein said partition is provided with a partition hole through which said return air tube assembly passes, a rubber plug with a through hole is provided between said first insulating tube and said second insulating tube, said rubber plug is sealingly secured to said partition hole, and said capillary tube and said return air tube pass through said through hole into said press bin.

7. The refrigeration unit of claim 6 wherein said capillary tube further comprises a fixed portion disposed about an outer surface of said first insulating tube and an extension through said rubber plug into a press bin.

8. The refrigeration device according to claim 7, wherein the fixing portion and the protruding portion are each sleeved with a second heat shrink tube that is tightly fitted.

9. The refrigeration unit of claim 5 wherein said first and second insulating tubes are secured at both ends to said muffler by ties.

10. The refrigeration unit as recited in claim 5 wherein said refrigeration system further includes a dry filter, said extension being connected at one end to said dry filter.