CN209744822U - Refrigerating system of refrigerator - Google Patents
Refrigerating system of refrigerator Download PDFInfo
- Publication number
- CN209744822U CN209744822U CN201920177846.0U CN201920177846U CN209744822U CN 209744822 U CN209744822 U CN 209744822U CN 201920177846 U CN201920177846 U CN 201920177846U CN 209744822 U CN209744822 U CN 209744822U
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- Prior art keywords
- evaporator
- condenser
- compressor
- pipe
- refrigerator
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- 238000005057 refrigeration Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000003507 refrigerant Substances 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 10
- 238000001704 evaporation Methods 0.000 claims description 9
- 230000008020 evaporation Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 28
- 238000001816 cooling Methods 0.000 description 10
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- 238000010257 thawing Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Removal Of Water From Condensation And Defrosting (AREA)
- Defrosting Systems (AREA)
Abstract
The utility model provides a freezer refrigerating system belongs to freezer technical field. It has solved the current not good problem of freezer refrigerating system refrigeration effect. The refrigerating system of the refrigerator comprises a compressor, a condenser, a throttling element and an evaporator and is characterized in that the evaporator is a fin-type evaporator, the refrigerating system further comprises a water pan coil and a dew removing pipe, and the compressor, the water pan coil, the dew removing pipe, the condenser, the throttling element and the evaporator sequentially form a closed loop through a refrigerant pipeline. The utility model discloses the refrigeration effect of freezer has been improved. The refrigerating at-22 deg.c or even lower temperature can be realized.
Description
Technical Field
The utility model belongs to the technical field of the freezer, concretely relates to freezer refrigerating system.
Background
The refrigerator is a refrigeration device capable of keeping constant low temperature, and is commonly used for storing food or medicines. The refrigeration system of the refrigerator generally comprises a compressor, a condenser, a throttling element and an evaporator, and the refrigeration effect of the existing refrigerator depends on the improvement of the refrigeration system.
Chinese patent (No. CN204555448U, No. 2015.08.12) proposes a refrigerating system for a refrigerator, which comprises a compressor, a water-cooling heat exchanger, a water pan, an air-cooling condenser, a drying filter and an evaporator; the compressor adopts R290 refrigeration working medium, one end of the compressor is connected with one end of the water-cooling heat exchanger, and the other end of the water-cooling heat exchanger is connected with the air-cooling condenser; the air-cooled heat exchanger is connected with the evaporator through a drying filter; the evaporator is connected with the other end of the compressor, and a condensed water calandria of the evaporator is communicated with the water pan. The secondary cooling is realized by arranging a water-cooling heat exchange process in the circulating system, the flammable and explosive characteristics of the R290 refrigerating medium are overcome, and the refrigerating medium is applied to the commercial refrigerator, so that the environmental protection property and the high-efficiency energy-saving performance of the commercial refrigerator are improved.
This technical scheme is unfavorable for refrigerating system's cost control through addding the refrigeration effect that water-cooling heat exchanger improved the freezer, and the refrigeration temperature that can reach of this scheme is not low enough moreover, needs further to improve the refrigeration effect of freezer, makes it realize the refrigeration of lower temperature.
Disclosure of Invention
The utility model aims at having the above-mentioned problem to current technique, provided a freezer refrigerating system, the utility model aims to solve the technical problem that: how to improve the refrigerating effect of the refrigerator.
The purpose of the utility model can be realized by the following technical proposal:
The utility model provides a freezer refrigerating system, includes compressor, condenser, throttling element and evaporimeter, the condenser is the fin formula condenser, refrigerating system still includes water collector coil pipe and dew removal pipe, compressor, water collector coil pipe, dew removal pipe, condenser, throttling element, evaporimeter pass through the refrigerant pipeline and form closed circuit in proper order.
Adopt the finned condenser, and set up water collector coil pipe and dew removing pipe on the refrigerant pipeline between compressor and finned condenser, make the refrigerant that comes out from the compressor in proper order through water collector coil pipe and dew removing pipe arrival finned condenser, compare in prior art the refrigerant and condense the cooling in the condensation, this patent is through addding water collector coil pipe and dew removing pipe to cool down the processing to the refrigerant, the condensation area of refrigerant has been increased, simultaneously because finned condenser's heat transfer area is big, can further increase the condensation area of refrigerant, reduce the temperature before the refrigerant gets into throttling element, thereby promote refrigerating system's coefficient of refrigeration, improve the refrigeration effect of freezer.
In the refrigerating system of the refrigerator, the evaporator is a finned evaporator, and the evaporator is correspondingly provided with an evaporation fan. The fin type evaporator is matched with the evaporation fan, so that the frosting phenomenon of the refrigerator can be obviously reduced, the uniformity of the refrigeration effect in the refrigerator is favorably improved, and the low-temperature refrigeration effect of the refrigerator is favorably ensured.
In the refrigerator refrigerating system, the condenser is correspondingly provided with the condensing fan. The condensing fan carries out the radiating effect to the condenser, ensures the normal work of condenser to ensure the low temperature refrigeration effect of freezer.
In the refrigerating system of the refrigerator, a filter is arranged on a refrigerant pipeline between the condenser and the throttling element, an inlet of the filter is communicated with an outlet of the fin type condenser, and an outlet of the filter is communicated with an inlet of the throttling element. The filter is used for filtering impurities and water in the refrigerant flowing out of the fin type condenser, so that the water or the impurities are prevented from entering the throttling element along with the refrigerant, the throttling and pressure reducing functions of the throttling element are prevented from being influenced, and the refrigerating effect of the refrigerator is favorably ensured.
In the above-mentioned refrigeration system of the refrigerator, the throttling element is a capillary tube or an expansion valve. The refrigerant is throttled and depressurized through a capillary tube or an expansion valve so as to ensure that the refrigerant enters the finned evaporator and provide cold energy for the evaporator.
In the refrigerating system of the refrigerator, a liquid storage barrel is arranged on a refrigerant pipeline between the evaporator and the compressor, an inlet of the liquid storage barrel is communicated with an outlet of the evaporator, and an outlet of the liquid storage barrel is communicated with an inlet of the compressor. Preferably, the liquid storage barrel is arranged between the evaporation fan and the compressor, and the efficiency of evaporating the defrosting water in the liquid storage barrel can be effectively improved.
In the above-mentioned refrigeration system of the refrigerator, the evaporator further includes a heating pipe, the evaporator includes a plurality of fins arranged in parallel at intervals, each fin is provided with at least one through groove, and the through grooves oppositely arranged on each fin form a channel for the heating pipe to penetrate through. The heating pipes are inserted in the fins, so that the melting rate of frost on the fin type evaporator can be improved, the defrosting effect of the fin type evaporator is guaranteed, and the refrigerating effect of the refrigerator is guaranteed.
In the refrigerating system of the refrigerator, the heating pipe is U-shaped and comprises two straight line segments which are oppositely arranged and a connecting section which connects the two straight line segments, the number of the through grooves on each fin is two, the number of the channels formed by the through grooves which are oppositely arranged on each fin is two, and the two straight line segments are respectively inserted into the two channels. The U-shaped heating pipe is arranged to improve the installation convenience of the heating pipe, and the structural design of the through grooves on the heating pipe and the fins is beneficial to further improving the defrosting effect of the fin-type evaporator, so that the refrigerating effect of the refrigerator is guaranteed.
In the refrigerator refrigeration system, an evaporator water pan is arranged below the evaporator, and heating wires are attached to the evaporator water pan. The frost on the fin drips to the evaporimeter water collector in after melting, avoids moisture direct drippage to subaerial, and the evaporation of the interior moisture of evaporimeter water collector can be accelerated to the heater strip of applying on the evaporimeter water collector in the subsides, ensures the frost removal effect of fin formula evaporimeter to the refrigeration effect of guarantee freezer.
Compared with the prior art, the refrigerating system of the refrigerator has the following advantages: the finned condenser is adopted, the water pan coil pipe and the dew removing pipe are arranged on the refrigerant pipeline between the compressor and the finned condenser, so that the refrigerant coming out of the compressor sequentially passes through the water pan coil pipe and the dew removing pipe to reach the finned condenser, the condensing area of the refrigerant is increased, the temperature of the refrigerant before entering the throttling element is reduced, the refrigerating coefficient of a refrigerating system is improved, and the refrigerating effect of the refrigerator is improved.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic view of an installation structure of a heating pipe and a fin in the embodiment of the present invention.
Fig. 3 is a top view of a mounting structure of a heating pipe and a fin in an embodiment of the present invention.
In the figure, 1, a compressor; 2. a water pan coil pipe; 3. removing dew pipes; 4. a condenser; 5. a filter; 6. a throttling element; 7. an evaporator; 8. a liquid storage barrel; 9. an evaporation fan; 10. a condensing fan; 11. heating a tube; 111 straight line segment; 112. a connecting section; 12. a fin; 121. a through groove.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the embodiment of the utility model provides a include compressor 1, water collector coil pipe 2, remove dew pipe 3, condenser 4, throttling element 6, evaporimeter 7, stock solution bucket 8, wherein throttling element 6 is the capillary, and condenser 4 is the finned condenser, and evaporimeter 7 is the finned evaporator. The compressor 1, the water receiving tray coil pipe 2, the dew removing pipe 3, the condenser 4, the capillary tube, the evaporator 7 and the liquid storage barrel 8 form a closed loop in sequence through refrigerant pipelines. The heat transfer area of fin formula condenser is big, the condensation area of multiplicable refrigerant, set up water collector coil pipe 2 and dew removal pipe 3 on the refrigerant pipeline between compressor 1 and condenser 4 simultaneously, make the refrigerant that comes out from compressor 1 reach the fin formula condenser through water collector coil pipe 2 and dew removal pipe 3 in proper order, further increased the condensation area of refrigerant, reduce the temperature before the refrigerant gets into throttling element 6, thereby promote refrigerating system's coefficient of refrigeration, improve the refrigeration effect of this embodiment.
The evaporator 7 is correspondingly provided with the evaporation fan 9, so that the frosting phenomenon of the embodiment can be obviously reduced, the uniformity of the refrigeration effect in the embodiment is favorably improved, and the low-temperature refrigeration effect of the embodiment is favorably ensured.
Condenser 4 department corresponds sets up condensing fan 10, and condensing fan 10 carries out the radiating effect to condenser 4, ensures condenser 4's normal work to ensure the low temperature refrigeration effect of this embodiment.
The evaporator 7 further comprises a heating pipe 11 and a plurality of fins 12 arranged in parallel at intervals, wherein the fins 12 are square. As shown in fig. 2 and 3, the lower end of each fin 12 is provided with two strip-shaped through grooves 121, the through grooves 121 are inverted U-shaped holes, and the through grooves 121 oppositely arranged on each fin 12 form two passages through which the heating pipe 11 passes. Specifically, as shown in fig. 3, the heating pipe 11 is U-shaped, the heating pipe 11 includes two straight line segments 111 that are arranged oppositely and a connecting segment 112 that connects the two straight line segments 111, the two straight line segments 111 are inserted into the two channels respectively, and the structural design of the through groove 121 on the heating pipe 11 and the fin 12 is favorable for further improving the defrosting effect of the evaporator 7, so as to ensure the refrigeration effect of this embodiment. The below of evaporimeter 7 is equipped with the evaporimeter water collector, and the heater strip has been applied in the subsides on the evaporimeter water collector, and the evaporation of the interior moisture of evaporimeter water collector can be accelerated to the heater strip of applying on the evaporimeter water collector in the frost melting drips to the evaporimeter water collector in, ensures the defrosting effect of finned evaporator to the refrigeration effect of guarantee this embodiment.
During this embodiment is refrigerated, compressor 1 compresses the refrigerant and carries the refrigerant to water collector coil pipe 2, dew removing pipe 3 and condenser 4 in proper order, realizes the condensation cooling of refrigerant, then the refrigerant flows into the capillary, the refrigerant after capillary throttle step-down flows into evaporimeter 7 and carries and realize cold volume and provide, then the refrigerant that flows out from evaporimeter 7 export through stock solution bucket 8, inflow compressor 1 entry, so realize the circulation refrigeration.
the specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a freezer refrigerating system, includes compressor (1), condenser (4), throttling element (6) and evaporimeter (7), its characterized in that, condenser (4) are the fin formula condenser, refrigerating system still includes water collector coil pipe (2) and dew removing pipe (3), compressor (1), water collector coil pipe (2), dew removing pipe (3), condenser (4), throttling element (6), evaporimeter (7) form closed circuit through the refrigerant pipeline in proper order.
2. A refrigerator refrigerating system as claimed in claim 1, characterised in that said evaporator (7) is a finned evaporator, and an evaporation fan (9) is correspondingly arranged at said evaporator (7).
3. A refrigerator refrigeration system as claimed in claim 2, characterized in that a condensing fan (10) is correspondingly arranged at the condenser (4).
4. A refrigerator refrigeration system according to claim 3, characterized in that a filter (5) is arranged on the refrigerant pipe between the condenser (4) and the throttling element (6), the inlet of the filter (5) is communicated with the outlet of the condenser (4), and the outlet of the filter (5) is communicated with the inlet of the throttling element (6).
5. A refrigerator refrigeration system as claimed in claim 4, characterized in that said throttling element (6) is a capillary tube or an expansion valve.
6. A refrigerator refrigeration system according to claim 2, characterized in that a liquid storage barrel (8) is arranged on the refrigerant pipe between the evaporator (7) and the compressor (1), the inlet of the liquid storage barrel (8) is communicated with the outlet of the evaporator (7), and the outlet of the liquid storage barrel (8) is communicated with the inlet of the compressor (1).
7. A refrigerator refrigeration system according to any one of claims 1 to 6, wherein said evaporator (7) further comprises a heating pipe (11), said evaporator (7) comprises a plurality of fins (12) arranged in parallel and spaced, each of said fins (12) is provided with at least one through groove (121), and the through grooves (121) oppositely arranged on each of said fins (12) form a passage for the heating pipe (11) to pass through.
8. A refrigerator refrigeration system as claimed in claim 7, characterized in that said heating duct (11) is U-shaped, said heating duct (11) comprising two opposite straight sections (111) and a connecting section (112) connecting said two straight sections (111), the number of through slots (121) on each fin (12) being two, the number of channels formed by said opposite through slots (121) on each fin (12) being two, said two straight sections (111) being inserted into the two channels respectively.
9. A refrigerator refrigeration system as claimed in claim 7, wherein an evaporator water pan is provided below the evaporator (7), and heating wires are applied to the evaporator water pan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177846.0U CN209744822U (en) | 2019-01-31 | 2019-01-31 | Refrigerating system of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177846.0U CN209744822U (en) | 2019-01-31 | 2019-01-31 | Refrigerating system of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209744822U true CN209744822U (en) | 2019-12-06 |
Family
ID=68708606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920177846.0U Expired - Fee Related CN209744822U (en) | 2019-01-31 | 2019-01-31 | Refrigerating system of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209744822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790557A (en) * | 2021-11-04 | 2021-12-14 | 浙江星星冷链集成股份有限公司 | Dew removing device for single-temperature multi-door refrigerator |
-
2019
- 2019-01-31 CN CN201920177846.0U patent/CN209744822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113790557A (en) * | 2021-11-04 | 2021-12-14 | 浙江星星冷链集成股份有限公司 | Dew removing device for single-temperature multi-door refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Leng Guizhilengxitong Effective date of registration: 20201113 Granted publication date: 20191206 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: ZHEJIANG XINGXING REFRIGERATION Co.,Ltd. Registration number: Y2020330000950 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210311 Granted publication date: 20191206 Pledgee: China Co. truction Bank Corp Taizhou Jiaojiang branch Pledgor: ZHEJIANG XINGXING REFRIGERATION Co.,Ltd. Registration number: Y2020330000950 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |