CN212132939U - Defrosting device structure of refrigerator - Google Patents
Defrosting device structure of refrigerator Download PDFInfo
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- CN212132939U CN212132939U CN202020748930.6U CN202020748930U CN212132939U CN 212132939 U CN212132939 U CN 212132939U CN 202020748930 U CN202020748930 U CN 202020748930U CN 212132939 U CN212132939 U CN 212132939U
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- evaporator
- compressor
- defrosting
- pipe
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Abstract
The utility model relates to the technical field of refrigerator structure, in particular to a refrigerator defrosting device structure; the system comprises a compressor, a condenser, a drying filter, a pipe structure and an evaporator, wherein the compressor, the condenser, the drying filter, the pipe structure and the evaporator are sequentially connected through pipelines, and the evaporator is connected with the compressor to form a cycle; a bypass defrosting high-temperature pipe is further arranged between the compressor and the evaporator, and two ends of the refrigerator defrosting device structure are respectively connected with the compressor and the evaporator through pipelines; the pipe structure comprises a winding part which is wound on the bypass defrosting high-temperature pipe; the utility model discloses a freezer defrosting device structure blocks liquid refrigerant through the mode with capillary and bypass defrosting high temperature tube winding heat transfer and flows through the capillary, gets rid of the ineffective circulation, ensures the defrosting effect of system, need not increase liquid pipe solenoid valve, reduces the cost, increases the reliability, and the practicality is strong.
Description
Technical Field
The utility model relates to a technical field of the structure of freezer especially relates to a freezer defrosting device structure.
Background
At present, the widely used low-temperature refrigerator mostly uses hot air defrosting because of the requirement of energy consumption. However, most refrigerators are still capillary tubes due to cost and reliability, and when hot gas bypass defrosting is used, due to the environmental temperature, if a capillary tube passage is not cut off by an electromagnetic valve, liquid refrigerant is sprayed out of the capillary tube passage many times, so that defrosting performance is reduced, and a system does not work.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a structural design is novel, need not increase liquid pipe solenoid valve, reduces the cost, increases the freezer defrosting device structure of reliability.
The utility model adopts the technical proposal that: a defrosting device structure of a refrigerator comprises a compressor, a condenser, a dry filter, a pipe structure and an evaporator, wherein the compressor, the condenser, the dry filter, the pipe structure and the evaporator are sequentially connected through pipelines, and the evaporator is connected with the compressor to form a cycle; a bypass defrosting high-temperature pipe is further arranged between the compressor and the evaporator, and two ends of the refrigerator defrosting device structure are respectively connected with the compressor and the evaporator through pipelines; the pipe structure comprises a winding part, and the winding part is wound on the bypass defrosting high-temperature pipe.
Further, the tube structure is a capillary tube structure.
Furthermore, a defrosting electromagnetic valve is arranged between the bypass defrosting high-temperature pipe and the compressor.
Further, a first pipeline is arranged between the bypass defrosting high-temperature pipe and the evaporator, and a second pipeline is arranged between the capillary structure and the evaporator; the first pipeline and the second pipeline are converged to form a common pipeline; and a third pipeline is arranged between the evaporator and the compressor.
Further, the evaporator also comprises a first U-shaped tee joint and a second U-shaped tee joint; the common pipeline is connected with the evaporator through a first U-shaped tee joint; the third pipeline is connected with the evaporator through a second U-shaped pipeline.
In the refrigerator defrosting device structure of the utility model, a bypass defrosting high-temperature pipe is arranged between the compressor and the evaporator, and two ends of the refrigerator defrosting device structure are respectively connected with the compressor and the evaporator through pipelines; the capillary structure comprises a winding part which is wound on the bypass defrosting high-temperature pipe; the capillary is blocked to liquid refrigerant flow through the capillary through the mode with capillary and bypass defrosting high temperature tube winding heat transfer promptly, gets rid of the ineffective circulation, ensures the defrosting effect of system, need not increase liquid pipe solenoid valve, reduces the cost, increases the reliability, and the practicality is strong.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the defrosting device structure of the refrigerator of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
As shown in fig. 1, it is a structural schematic view of the defrosting device of the refrigerator of the present invention; the utility model discloses a defrosting device structure of a refrigerator, which comprises a compressor 1, a condenser 2, a drying filter 3, a pipe structure 4 and an evaporator 5, wherein the compressor 1, the condenser 2, the drying filter 3, the pipe structure 4 and the evaporator 5 are sequentially connected through a pipeline, and the evaporator 5 is connected with the compressor 1 to form a circulation; illustratively, the tube structure 4 is a capillary structure. In the utility model, the compressor 1 sucks air from the evaporator 5 and exhausts the air to the condenser 2 to form a refrigeration cycle; and the compressor 1 is also provided with a filling valve.
In the utility model, a bypass defrosting high temperature pipe 6 is arranged between the compressor 1 and the evaporator 5, and two ends of the refrigerator defrosting device structure 6 are respectively connected with the compressor 1 and the evaporator 5 through pipelines; the pipe structure 4 comprises a winding part 41, and the winding part 41 is wound on the bypass defrosting high-temperature pipe 6.
In order to facilitate the control operation, a defrosting electromagnetic valve 7 is arranged between the bypass defrosting high-temperature pipe 6 and the compressor 1.
As a preferable technical scheme, a first pipeline 81 is arranged between the bypass defrosting high-temperature pipe 6 and the evaporator 5, and a second pipeline 82 is arranged between the capillary structure and the evaporator 5; the first pipeline 81 and the second pipeline 82 are merged to form a common pipeline 83; a third pipe 84 is provided between the evaporator 5 and the compressor 1.
In the present invention, the evaporator 5 has a front-back two-way structure, that is, the evaporator 5 further includes a first U-shaped tee 51 and a second U-shaped tee 52; the common pipeline 83 is connected with the evaporator 5 through a first U-shaped tee 51; the third pipe 84 is connected to the evaporator 5 through a second U-shaped pipe 52.
Therefore, the defrosting device of the refrigerator comprises a common refrigeration cycle and a capillary winding bypass defrosting high-temperature pipe branch; the general refrigeration cycle comprises a compressor, a condenser, a dry filter, a capillary tube and an evaporator which are connected in sequence by pipelines; the branch of the capillary winding bypass defrosting high-temperature tube is used for winding and exchanging heat between one section of the capillary and the high-temperature tube in the defrosting bypass.
In the refrigerator defrosting device structure of the utility model, a bypass defrosting high-temperature pipe is arranged between the compressor and the evaporator, and two ends of the refrigerator defrosting device structure are respectively connected with the compressor and the evaporator through pipelines; the capillary structure comprises a winding part which is wound on the bypass defrosting high-temperature pipe; the capillary is blocked to liquid refrigerant flow through the capillary through the mode with capillary and bypass defrosting high temperature tube winding heat transfer promptly, gets rid of the ineffective circulation, ensures the defrosting effect of system, need not increase liquid pipe solenoid valve, reduces the cost, increases the reliability, and the practicality is strong.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A defrosting device structure of a refrigerator comprises a compressor, a condenser, a dry filter, a pipe structure and an evaporator, wherein the compressor, the condenser, the dry filter, the pipe structure and the evaporator are sequentially connected through pipelines, and the evaporator is connected with the compressor to form a cycle; the refrigerator defrosting device is characterized in that a bypass defrosting high-temperature pipe is further arranged between the compressor and the evaporator, and two ends of the refrigerator defrosting device structure are respectively connected with the compressor and the evaporator through pipelines; the pipe structure comprises a winding part, and the winding part is wound on the bypass defrosting high-temperature pipe.
2. The freezer defrosting device structure of claim 1, wherein: the tube structure is a capillary tube structure.
3. The freezer defrosting device structure of claim 2, wherein: and a defrosting electromagnetic valve is also arranged between the bypass defrosting high-temperature pipe and the compressor.
4. The freezer defrosting device structure of claim 3, wherein a first pipeline is arranged between the bypass defrosting high temperature pipe and the evaporator, and a second pipeline is arranged between the capillary structure and the evaporator; the first pipeline and the second pipeline are converged to form a common pipeline; and a third pipeline is arranged between the evaporator and the compressor.
5. The freezer defrosting device structure of claim 4, wherein: the evaporator also comprises a first U-shaped tee joint and a second U-shaped tee joint; the common pipeline is connected with the evaporator through a first U-shaped tee joint; the third pipeline is connected with the evaporator through a second U-shaped pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020748930.6U CN212132939U (en) | 2020-05-09 | 2020-05-09 | Defrosting device structure of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020748930.6U CN212132939U (en) | 2020-05-09 | 2020-05-09 | Defrosting device structure of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212132939U true CN212132939U (en) | 2020-12-11 |
Family
ID=73692799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020748930.6U Active CN212132939U (en) | 2020-05-09 | 2020-05-09 | Defrosting device structure of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212132939U (en) |
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2020
- 2020-05-09 CN CN202020748930.6U patent/CN212132939U/en active Active
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