CN220303972U - Low-temperature refrigerator with built-in heat exchange - Google Patents
Low-temperature refrigerator with built-in heat exchange Download PDFInfo
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- CN220303972U CN220303972U CN202321710188.XU CN202321710188U CN220303972U CN 220303972 U CN220303972 U CN 220303972U CN 202321710188 U CN202321710188 U CN 202321710188U CN 220303972 U CN220303972 U CN 220303972U
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- heat exchange
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 229910052802 copper Inorganic materials 0.000 claims description 19
- 239000010949 copper Substances 0.000 claims description 19
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model relates to a built-in heat exchange type low-temperature refrigerator, which belongs to the technical field of low-temperature refrigerators and comprises a refrigerator body, wherein the bottom of the refrigerator body is fixed at the top of a refrigerator case, one side face of the refrigerator body is provided with two refrigerator doors, four corners of the bottom of the refrigerator case are respectively provided with a column foot, the outermost layer of the refrigerator body is provided with a shell, the inner side of the shell is provided with a heat exchange frame, four side faces and the top face of the heat exchange frame are separated from the shell to form a sealed vacuum cavity, a heat exchange cavity is formed in the heat exchange frame, condensing coils are arranged on the four side faces and the top face in the heat exchange cavity, a compressor is arranged in the middle of the inside of the refrigerator case, the compressor is connected with the condensing coils through a condensing conveying pipe, and two vent holes are respectively formed on two opposite side faces of the refrigerator case. Through being provided with a vacuum chamber between heat exchange frame and shell for whole heat transfer system all embeds and has the interval with the external world, and condensing coil embeds in the heat exchange frame, can reduce the loss that looses of cold volume, and then can guarantee its low temperature heat retaining effect.
Description
Technical Field
The utility model relates to the technical field of low-temperature refrigerators, in particular to a built-in heat exchange type low-temperature refrigerator.
Background
The refrigerator is a device for preserving food and other articles at low temperature, and a refrigerating system of the refrigerator generally comprises basic components such as a compressor, a condenser pipe and the like, and the working principle is as follows: the refrigerator comprises a refrigerator body, wherein the refrigerator body is internally provided with a compressor, a condenser, an evaporator and a water receiving disc, the compressor, the condenser and the water receiving disc are arranged near the bottom part, the evaporator is arranged near the top part in the refrigerator body, the compressor and the condenser are connected through a first connecting pipe, the first connecting pipe is connected with the middle part and is extended into the water receiving disc, one end disc near the condenser is arranged on the door frame of the refrigerator body, the condenser is connected with the evaporator through a filtering throttling component, the evaporator is connected with the compressor through a two-phase connecting pipe, one end of the evaporator is also provided with a drain pipe, and the other end of the evaporator is connected with the evaporator and extends downwards. The refrigerator can improve the convenience of refrigerator use on the premise of ensuring inconvenient energy consumption of the refrigerator.
The cooling pipeline system of the existing refrigerator is generally directly arranged at the rear side of the cooling cavity, and the rear side of the cooling cavity is sealed with the outside, but is not isolated, so that the cold energy is easily emitted out through the refrigerator body, and the refrigerating effect and the stability of the low-temperature environment inside the refrigerator are further affected.
Disclosure of Invention
Through being provided with a vacuum chamber between heat exchange frame and shell for whole heat transfer system all embeds and has the interval with the external world, and condensing coil embeds in the heat exchange frame, can reduce the loss that looses of cold volume, and then can guarantee its heat preservation effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a built-in heat exchange formula low temperature freezer, the intelligent cabinet temperature adjusting device comprises a cabinet body, cabinet body bottom is fixed at a quick-witted case top, cabinet body one side is equipped with two cabinet doors, quick-witted case bottom four corners department respectively is equipped with a column foot, cabinet body outermost layer sets up to the shell, the shell inboard is provided with a heat exchange frame, heat exchange frame four sides, top surface and shell interval form a inclosed vacuum chamber, the inside cavity of heat exchange frame forms a heat exchange chamber, heat exchange intracavity four sides and top surface all are equipped with condensing coil, the inside cavity of quick-witted case forms the quick-witted chamber, machine intracavity intermediate department is equipped with a compressor, the compressor passes through the condenser conveyer pipe and is connected with condensing coil, two ventilation holes are seted up respectively on the two opposite sides of quick-witted case. The working principle is as follows: firstly, placing a cabinet body at a designated position, supporting the cabinet body through a column base and a cabinet, opening a cabinet door to place articles to be stored into the cabinet door and closing the cabinet door, refrigerating under the action of a compressor, conducting refrigerating cold air into a condensing coil through a condensing conveying pipe, and performing heat exchange between low-temperature cold air of the condensing coil and a heat exchange cavity of a heat exchange frame to reduce the temperature of an area in the heat exchange frame to form a low-temperature environment; secondly, when the compressor is in continuous operation, ventilation and heat dissipation can be carried out between the compressor cavity and the external environment through the ventilation holes, so that the influence of the overhigh temperature in the compressor cavity on the refrigerating effect of the compressor is avoided; finally, a vacuum cavity is arranged between the heat exchange frame and the shell, so that the whole heat exchange system is arranged in the cabinet body and is spaced from the outside, loss of cooling capacity can be reduced, and further the low-temperature heat preservation effect can be guaranteed.
The further preferred scheme is as follows: a copper sheet is paved on the four side surfaces and the top surface of the inner side of the heat exchange frame, and is fixed on the inner wall of the heat exchange frame through a screw structure. The copper sheets are arranged on the four side surfaces and the top surface of the inner side of the heat exchange frame, so that the heat exchange efficiency in the refrigerator body can be improved by utilizing the high heat conducting property of the copper sheets and large laying area, and the low temperature of the refrigerator is further maintained.
The further preferred scheme is as follows: the condensing coil is arranged in an S shape in each side face of the heat exchange cavity, and four side edges of the condensing coil are flush with four side edges of each face of the heat exchange cavity. Through being S shape with condensing coil and arranging, and condensing coil four side edges and every face four sides parallel and level of heat exchange cavity, can the maximum extent carry out the heat exchange, do benefit to efficiency and the degree of consistency that promotes the heat exchange.
The further preferred scheme is as follows: and a heat exchange copper pipe is arranged between the pipelines of the condensing coil pipe and is fixed on the wall of the heat exchange frame. The heat exchange copper pipes are arranged between the pipelines of the condensing coil, so that the heat exchange range of the condensing coil can be enlarged, and the heat exchange efficiency is improved.
The further preferred scheme is as follows: vent holes in the two sides of the machine cavity: one side is provided with an exhaust fan, and the other side is provided with a one-to-one exhaust fan. The ventilation holes on two sides are provided with the exhaust fan on one side and the exhaust fan on the other side, so that ventilation air flow with one inlet and one outlet can be formed, the air flow speed in the machine cavity can be accelerated, and the heat dissipation efficiency in the machine cavity is further improved.
The further preferred scheme is as follows: a filter screen is arranged in each vent hole. The filter screen is arranged at the vent hole, so that when ventilation treatment is carried out, the air entering the machine cavity can be filtered to remove impurities and dust in the air, and the phenomenon that the dust and impurities are accumulated on the surface and the internal structure of the compressor to influence the operation of the compressor is avoided.
The utility model provides a built-in heat exchange type low-temperature refrigerator, which has the following beneficial effects:
according to the utility model, the vacuum cavity is arranged between the heat exchange frame and the shell, so that the whole heat exchange system is built-in and spaced from the outside, the condensing coil is built-in the heat exchange frame, the loss of cooling capacity can be reduced, the heat insulation effect can be ensured, the copper sheets are arranged on the four side surfaces and the top surface of the inner side of the heat exchange frame, the heat exchange efficiency in the cabinet body can be improved by utilizing the high heat conduction performance and large laying area of the copper sheets, and the low temperature of the refrigerator can be further maintained.
The utility model has the advantages that the four side edges of the condensing coil are parallel to the four sides of each surface of the heat exchange cavity, so that the heat exchange can be performed in the maximum range, the efficiency and uniformity of the heat exchange can be improved, the heat exchange copper pipe is arranged between the condensing coil pipelines, the heat exchange range of the condensing coil can be enlarged, and the heat exchange efficiency can be improved.
Drawings
FIG. 1 is a schematic view of the external overall structure of the present utility model.
Fig. 2 is a schematic view of the longitudinal sectional structure of the present utility model.
FIG. 3 is a schematic view of the structure of the condensing coil and the heat exchanging copper tube of the present utility model.
Fig. 4 is a schematic diagram of a sectional structure of a cabinet body wall according to the present utility model.
1-4: 1. a cabinet body; 2. a filter screen; 3. a vent hole; 4. column feet; 5. a chassis; 6. a cabinet door; 7. a housing; 8. a vacuum chamber; 9. a heat exchange frame; 10. copper sheets; 11. a heat exchange cavity; 12. a heat exchange copper pipe; 13. a condensing coil; 14. a condensing delivery pipe; 15. an exhaust fan; 16. a compressor; 17. a machine cavity; 18. and a fan.
Description of the embodiments
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Please refer to fig. 1 to 4:
the bottom of the cabinet body 1 is fixed at the top of a cabinet 5, one side surface of the cabinet body 1 is provided with two cabinet doors 6, four corners of the bottom of the cabinet 5 are respectively provided with a column foot 4, the outermost layer of the cabinet body 1 is provided with a shell 7, the inner side of the shell 7 is provided with a heat exchange frame 9, four side surfaces and the top surface of the heat exchange frame 9 are separated from the shell 7 to form a sealed vacuum cavity 8, the hollow inside the heat exchange frame 9 forms a heat exchange cavity 11, the four side surfaces and the top surface inside the heat exchange cavity 11 are respectively provided with a condensing coil 13, the hollow inside the cabinet 5 forms a machine cavity 17, the middle part inside the machine cavity 17 is provided with a compressor 16, the compressor 16 is connected with the condensing coil 13 through a condensing conveying pipe 14, two vent holes 3 are respectively formed on two opposite side surfaces of the cabinet 5, and a filter screen 2 is arranged in each vent hole 3.
A copper sheet 10 is paved on the four side surfaces and the top surface of the inner side of the heat exchange frame 9, the copper sheet 10 is fixed on the inner wall of the heat exchange frame 9 through a screw structure, the condensing coil 13 is arranged in an S shape in each side surface of the heat exchange cavity 11, the four side edges of the condensing coil 13 are flush with the four side edges of each surface of the heat exchange cavity 11, a heat exchange copper pipe 12 is arranged between pipelines of the condensing coil 13, and the heat exchange copper pipe 12 is fixed on the frame wall of the heat exchange frame 9.
The ventilation holes 3 on two sides in the machine cavity 17 are: one side is provided with an exhaust fan 15, and the other side is provided with an exhaust fan 18.
The working principle is as follows: firstly, placing a cabinet body 1 at a designated position, supporting the cabinet body through a column base 4 and a machine box 5, opening a cabinet door 6, placing articles to be stored into the cabinet door 6, closing the cabinet door, refrigerating under the action of a compressor 16, conducting refrigerating cold air into a condensing coil 13 through a condensing conveying pipe 14, and performing heat exchange between low-temperature cold air of the condensing coil 13 and a heat exchange cavity 11 of a heat exchange frame 9 to reduce the temperature of an area in the heat exchange frame 9 to form a low-temperature environment; secondly, when the compressor 16 is in continuous operation, ventilation and heat dissipation can be carried out between the machine cavity 17 and the external environment through the ventilation holes 3, so that the influence of the overhigh temperature in the machine cavity 17 on the refrigerating effect of the compressor 16 is avoided; finally, a vacuum cavity 8 is arranged between the heat exchange frame 9 and the shell 7, so that the whole heat exchange system is arranged in the cabinet body 1 and is spaced from the outside, the loss of cooling capacity can be reduced, and the low-temperature heat preservation effect can be ensured.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a built-in heat exchange formula low temperature freezer, includes cabinet body (1), and cabinet body (1) bottom is fixed at a quick-witted case (5) top, and cabinet body (1) one side is equipped with two cabinet doors (6), and quick-witted case (5) bottom four corners department respectively is equipped with a column base (4), its characterized in that: the outermost layer of the cabinet body (1) is arranged as a shell (7), a heat exchange frame (9) is arranged on the inner side of the shell (7), a sealed vacuum cavity (8) is formed by the four side surfaces and the top surface of the heat exchange frame (9) and the shell (7) at intervals, a heat exchange cavity (11) is formed by the hollow inside of the heat exchange frame (9), condensing coils (13) are arranged on the four side surfaces and the top surface inside the heat exchange cavity (11), the inside cavity of the machine case (5) forms a machine cavity (17), a compressor (16) is arranged in the middle of the machine cavity (17), the compressor (16) is connected with the condensing coil (13) through a condensing conveying pipe (14), and two vent holes (3) are respectively formed in two opposite side surfaces of the machine case (5).
2. The built-in heat exchange type low temperature refrigerator according to claim 1, wherein: four side surfaces and the top surface of heat exchange frame (9) inboard have all laid a copper sheet (10), and copper sheet (10) are fixed on the inner wall of heat exchange frame (9) through the screw structure.
3. The built-in heat exchange type low temperature refrigerator according to claim 1, wherein: the condensing coil (13) is arranged in an S shape in each side face of the heat exchange cavity (11), and four side edges of the condensing coil (13) are flush with four side edges of each face of the heat exchange cavity (11).
4. The built-in heat exchange type low temperature refrigerator according to claim 1, wherein: a heat exchange copper pipe (12) is arranged between the pipelines of the condensing coil (13), and the heat exchange copper pipe (12) is fixed on the frame wall of the heat exchange frame (9).
5. The built-in heat exchange type low temperature refrigerator according to claim 1, wherein: the ventilation holes (3) positioned at two sides in the machine cavity (17) are formed in the position: one side is provided with an exhaust fan (15), and the other side is provided with an exhaust fan (18).
6. The built-in heat exchange type low temperature refrigerator according to claim 1, wherein: a filter screen (2) is arranged in each vent hole (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321710188.XU CN220303972U (en) | 2023-07-03 | 2023-07-03 | Low-temperature refrigerator with built-in heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321710188.XU CN220303972U (en) | 2023-07-03 | 2023-07-03 | Low-temperature refrigerator with built-in heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220303972U true CN220303972U (en) | 2024-01-05 |
Family
ID=89348500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321710188.XU Active CN220303972U (en) | 2023-07-03 | 2023-07-03 | Low-temperature refrigerator with built-in heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220303972U (en) |
-
2023
- 2023-07-03 CN CN202321710188.XU patent/CN220303972U/en active Active
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