CN202613874U - Cabinet opening anti-dew system for low-temperature refrigerator - Google Patents
Cabinet opening anti-dew system for low-temperature refrigerator Download PDFInfo
- Publication number
- CN202613874U CN202613874U CN 201220177035 CN201220177035U CN202613874U CN 202613874 U CN202613874 U CN 202613874U CN 201220177035 CN201220177035 CN 201220177035 CN 201220177035 U CN201220177035 U CN 201220177035U CN 202613874 U CN202613874 U CN 202613874U
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- China
- Prior art keywords
- refrigerator
- dew
- cabinet mouth
- cabinet opening
- temperature
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- Expired - Lifetime
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- Removal Of Water From Condensation And Defrosting (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a cabinet opening anti-dew system for a low-temperature refrigerator. The cabinet opening anti-dew system comprises a compressor, a precooler, an anti-dew pipe, a condenser, a drying and filtering device, a throttling device and an evaporator which are connected in sequence through pipelines to form a hoop. The precooler adopts a cooling fan to perform forced convection cooling and is used for precooling a refrigerant discharged by the compressor to an appropriate temperature, so that an anti-dew function of the anti-dew pipe is ensured to be achieved, overmuch heat is not conducted into the refrigerator, and discomfort human body contact caused by overhigh surface temperature of a cabinet opening is avoided. The cabinet opening anti-dew system solved that problems that an existing refrigerator cabinet opening anti-dew system enables the temperature of a refrigerator casing to be overhigh and loss of additional cold amount in the refrigerator is produced, and has the advantages of being capable of achieving the cabinet opening anti-dew effect of a refrigerator body, preventing the overmuch heat from being conducted into the refrigerator, reducing the loss of the additional cold amount in the refrigerator, improving refrigerating efficiency of the refrigerator and avoiding the discomfort human body contact caused by the overhigh surface temperature of the cabinet opening.
Description
Technical field
The utility model relates to refrigerator, particularly, relates to a kind of anti-dew system of cabinet mouth that is used for low temperature refrigerator.
Background technology
The heat that existing low temperature refrigerator normally utilizes electrical heating wire or refrigeration system to discharge improves refrigerator cabinet mouth place temperature, so that refrigerator cabinet mouth place temperature is not less than the dew-point temperature of respective environment humidity, thereby avoids the appearance of refrigerator cabinet mouth place condensation.
Low temperature refrigerator is for general refrigerator, and the compression ratio of its compressor is big, delivery temperature high (reaching 80～90 ℃ usually).The existing heat that utilizes refrigeration system to discharge is realized the anti-system of revealing of refrigerator cabinet mouth, and the blast pipe of its compressor directly connects dew eliminating tube, and the temperature that causes dew eliminating tube is far above anti-dew demand temperature.In addition, dew eliminating tube directly contacts with the Shell Plate at refrigerator cabinet mouth place, and the too high temperature of dew eliminating tube can cause cabinet oral thermometer face overheated (usually under the environment; When compressor is opened; The temperature of outcase of refrigerator plate can reach more than 70 degree centigrade), far exceed the scope that human comfort contacts temperature, personnel are prone to cause discomfort when picking and placeing the article touching; Serious can also the cause distortion of cabinet mouth, door body can't normally seal, and the temperature inside the box can not reach requirement; Simultaneously, the too much heat of dew eliminating tube can conduct in the refrigerator through cabinet mouth adjacent part, thereby causes extra loss of refrigeration capacity, reduces the refrigerating efficiency of system.
The utility model content
The purpose of the utility model is to provide a kind of anti-dew system of cabinet mouth that is used for low temperature refrigerator, to solve the problem that the anti-dew system of current refrigerator cabinet mouth causes extra cold consumption in the too high and refrigerator of outcase of refrigerator plate temperature.
For reaching this purpose, the utility model adopts following technical scheme:
A kind of anti-dew system of cabinet mouth that is used for low temperature refrigerator; Comprise compressor and dew eliminating tube; It is characterized in that: the forecooler that also comprises the cold-producing medium that is used for the said compressor discharge of precooling; Said forecooler is connected between compressor and the dew eliminating tube, and said forecooler has forces the cooling fan that cools off to it.
Said dew eliminating tube is looped around refrigerator cabinet mouth place, its cold-producing medium inflow segment with flow out section in the refrigerator bottom cabinet mouth place near and together, to carry out heat exchange each other.
The said anti-dew system of cabinet mouth that is used for low temperature refrigerator; Also comprise condenser, device for drying and filtering, throttling arrangement and evaporimeter, said compressor, forecooler, dew eliminating tube, condenser, device for drying and filtering, throttling arrangement and evaporimeter connect into the loop with pipeline in order.
The setting that keeps at a certain distance away of said forecooler and refrigerator body.
Said dew eliminating tube is away from refrigerator cabinet mouth certain distance.
The operation principle of the utility model is: through the forecooler that adopts cooling fan to carry out the forced convertion cooling is set on the pipeline between compressor and dew eliminating tube; Thereby the cold-producing medium of guaranteeing to get into dew eliminating tube is in suitable temperature range; Promptly can reach the anti-effect of revealing of casing cabinet mouth; Can avoid too much heat to conduct in the case again, it is uncomfortable also can not cause the human body contact because of cabinet oral thermometer surface temperature is too high; Simultaneously; Dew eliminating tube adopts and to advance the mode that goes out down down and be looped around refrigerator cabinet mouth place, and its cold-producing medium inflow segment with flow out section in the refrigerator bottom cabinet mouth place near and together, to carry out heat exchange each other; Guarantee dew eliminating tube bulk temperature basically identical; No big variations in temperature, thus guarantee that refrigerator does not have condensation, and the temperature inside the box is stable, even.
The beneficial effect of the utility model is: can reach the anti-effect of revealing of casing cabinet mouth; Can avoid too much heat to conduct in the case again; Reduce extra cold consumption in the refrigerator, improve the refrigerating efficiency of refrigerator, it is uncomfortable also can not cause the human body contact because of cabinet oral thermometer surface temperature is too high.
Description of drawings
Fig. 1 is the said structure principle chart that is used for the anti-dew system of cabinet mouth of low temperature refrigerator of the utility model embodiment.
Among the figure: 1, compressor; 2, condenser; 3, cooling fan; 4, forecooler; 5, dew eliminating tube; 6, throttling arrangement; 7, device for drying and filtering; 8, evaporimeter.
The specific embodiment
Below with reference to accompanying drawing and combine embodiment, specify the utility model.
As shown in Figure 1; The cabinet mouth that is used for low temperature refrigerator of the utility model embodiment is prevented the dew system; Comprise the compressor 1, forecooler 4, dew eliminating tube 5, condenser 2, device for drying and filtering 7, throttling arrangement 6 and the evaporimeter 8 that connect into the loop in order with pipeline; Said forecooler 4 is used for the cold-producing medium that said compressor 1 is discharged is pre-chilled to suitable temperature; Realize it prevent revealing function that both to guarantee dew eliminating tube 5 can too much heat not conducted in the case again, it is uncomfortable also can not cause the human body contact because of cabinet oral thermometer surface temperature is too high.
Settings that keep at a certain distance away of said forecooler 4 and refrigerator body is to avoid being elevated to the degree that the people contacts discomfort because of its heat affecting makes the temperature of refrigerator cabinet mouth or casing outside plate.
For saving the volume and the cost of forecooler, said forecooler 4 adopts cooling fan 3 to carry out the forced convertion cooling.
Preferably, said dew eliminating tube 5 is looped around refrigerator cabinet mouth place, its cold-producing medium inflow segment with flow out section in the refrigerator bottom cabinet mouth place near and together; To carry out heat exchange each other; Guarantee dew eliminating tube bulk temperature basically identical, no big variations in temperature, thus guarantee that refrigerator does not have condensation; The temperature inside the box is stable, evenly.
For avoiding too much heat to conduct in the case, preferably, said dew eliminating tube 5 is away from refrigerator cabinet mouth certain distance.
The course of work of the utility model is: compressor 1 → forecooler 4 → dew eliminating tube 5 → condenser 2 → device for drying and filtering 7 → throttling arrangement 6 → evaporimeter 8 → compressor 1.
Wherein, the direction of arrow is the loop direction of cold-producing medium in refrigeration system, and is specific as follows:
During compressor operating; The cold-producing medium of HTHP gets into forecooler from compressor; Temperature is reduced to suitable scope under the pressure cooling of cooling fan; And then the entering dew eliminating tube, the temperature of refrigerator cabinet mouth and casing outside plate on every side is elevated to more than the dew-point temperature because of the heat conduction of dew eliminating tube, thereby reaches the effect of refrigerator cabinet mouth and the anti-condensation of casing outside plate.
Then, cold-producing medium gets into condenser, device for drying and filtering, throttling arrangement, evaporimeter and compressor successively again, carries out kind of refrigeration cycle.
The utility model has solved the problem that the anti-dew system of current refrigerator cabinet mouth causes extra cold consumption in the too high and refrigerator of outcase of refrigerator plate temperature; Have and to reach the anti-effect of revealing of casing cabinet mouth; Can avoid too much heat to conduct in the case again; Reduce extra cold consumption in the refrigerator, improve the refrigerating efficiency of refrigerator, also can not cause the uncomfortable advantage of human body contact because of cabinet oral thermometer surface temperature is too high.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. a cabinet mouth that is used for low temperature refrigerator is prevented the dew system; Comprise compressor and dew eliminating tube; It is characterized in that: the forecooler that also comprises the cold-producing medium that is used for the said compressor discharge of precooling; Said forecooler is connected between compressor and the dew eliminating tube, and said forecooler has forces the cooling fan that cools off to it.
2. the anti-dew system of the cabinet mouth that is used for low temperature refrigerator according to claim 1, it is characterized in that: said dew eliminating tube is looped around refrigerator cabinet mouth place, its cold-producing medium inflow segment with flow out section in the refrigerator bottom cabinet mouth place near and together, to carry out heat exchange each other.
3. according to claim 1 and 2 any is used for the anti-dew system of cabinet mouth of low temperature refrigerator; It is characterized in that: the said anti-dew system of cabinet mouth that is used for low temperature refrigerator; Also comprise condenser, device for drying and filtering, throttling arrangement and evaporimeter, said compressor, forecooler, dew eliminating tube, condenser, device for drying and filtering, throttling arrangement and evaporimeter connect into the loop with pipeline in order.
4. the anti-dew system of the cabinet mouth that is used for low temperature refrigerator according to claim 1 and 2 is characterized in that: the setting that keeps at a certain distance away of said forecooler and refrigerator body.
5. the anti-dew system of cabinet mouth that is used for low temperature refrigerator according to claim 1 and 2, it is characterized in that: said dew eliminating tube is away from refrigerator cabinet mouth certain distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220177035 CN202613874U (en) | 2012-04-24 | 2012-04-24 | Cabinet opening anti-dew system for low-temperature refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220177035 CN202613874U (en) | 2012-04-24 | 2012-04-24 | Cabinet opening anti-dew system for low-temperature refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202613874U true CN202613874U (en) | 2012-12-19 |
Family
ID=47347564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220177035 Expired - Lifetime CN202613874U (en) | 2012-04-24 | 2012-04-24 | Cabinet opening anti-dew system for low-temperature refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202613874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748488A (en) * | 2015-04-21 | 2015-07-01 | 合肥华凌股份有限公司 | Water pan assembly and refrigerator |
| CN108709359A (en) * | 2018-06-22 | 2018-10-26 | 合肥美菱股份有限公司 | A kind of multi-functional anti-condensation pipe of refrigerator |
| CN109982614A (en) * | 2016-11-21 | 2019-07-05 | 开利公司 | Refrigerate selling device |
-
2012
- 2012-04-24 CN CN 201220177035 patent/CN202613874U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748488A (en) * | 2015-04-21 | 2015-07-01 | 合肥华凌股份有限公司 | Water pan assembly and refrigerator |
| CN109982614A (en) * | 2016-11-21 | 2019-07-05 | 开利公司 | Refrigerate selling device |
| CN109982614B (en) * | 2016-11-21 | 2021-03-12 | 开利公司 | Refrigerated merchandiser |
| CN108709359A (en) * | 2018-06-22 | 2018-10-26 | 合肥美菱股份有限公司 | A kind of multi-functional anti-condensation pipe of refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266101 Haier Group Company Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong Co-patentee after: QINGDAO HAIER BIOMEDICAL Co.,Ltd. Patentee after: haier group corporation Address before: 266101 Haier Group Company Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong Co-patentee before: Haier Medical and Laboratory Products Co., Ltd. Patentee before: haier group corporation |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190131 Address after: 266555 Haier Industrial Park, Qingdao Economic Development Zone, Shandong Province Patentee after: QINGDAO HAIER BIOMEDICAL Co.,Ltd. Address before: 266101 Haier Group Company Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong Co-patentee before: QINGDAO HAIER BIOMEDICAL Co.,Ltd. Patentee before: haier group corporation |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121219 |