CN102466382A - air-cooled refrigerator and defrosting method thereof - Google Patents
air-cooled refrigerator and defrosting method thereof Download PDFInfo
- Publication number
- CN102466382A CN102466382A CN2010105377720A CN201010537772A CN102466382A CN 102466382 A CN102466382 A CN 102466382A CN 2010105377720 A CN2010105377720 A CN 2010105377720A CN 201010537772 A CN201010537772 A CN 201010537772A CN 102466382 A CN102466382 A CN 102466382A
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- Prior art keywords
- evaporimeter
- freezing
- refrigeration
- refrigerating chamber
- storehouse
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- 238000010257 thawing Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 title claims description 9
- 238000005057 refrigeration Methods 0.000 claims abstract description 59
- 238000007710 freezing Methods 0.000 claims abstract description 56
- 230000008014 freezing Effects 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 235000019628 coolness Nutrition 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides an air-cooled refrigerator, is equipped with freezer and walk-in the main part, its characterized in that still is equipped with the evaporimeter storehouse, is equipped with evaporimeter and fan in the evaporimeter storehouse, is equipped with freezing vent between freezer and the evaporimeter storehouse, is equipped with cold-stored vent between walk-in and the evaporimeter storehouse, is equipped with on the freezing vent to be used for sealing the freezing air door of freezing vent. The invention provides an air-cooled refrigerator which is provided with a special evaporator bin, wherein an air door is arranged between a freezing chamber and the evaporator bin, and when defrosting, the air door can block the gas exchange between the freezing chamber and the evaporator bin, prevent the gas in the freezing chamber from entering the evaporator bin, reduce the temperature of the evaporator bin and prevent the evaporator from defrosting. Therefore, the refrigerator can finish the refrigeration of the freezing chamber and the refrigerating chamber by the evaporator and the defrosting function of the air in the refrigerating chamber to the evaporator by only one evaporator and one fan, thereby saving the production cost.
Description
[technical field]
The present invention relates to a kind of wind cooling refrigerator and defrosting method thereof.
[background technology]
Wind cooling refrigerator all adopts electrically heated mode to carry out defrost at present, and in the time of defrost, one side needs consumed power that evaporimeter is heated, and the energy of the opposing party's face cream has also been wasted, and simultaneously, the steam that defrost produced also can not get rational application.
Existing technology is in beginning during defrost, and fan running blows to the air of refrigerating chamber and carries out defrost on the evaporimeter, and after the frostization on the evaporimeter, fan begins reversing, the steam on the evaporimeter is blown get back to refrigerating chamber.The method that prior art proposes, the Gas Exchange that must have no between refrigerating chamber and the refrigerating chamber, otherwise the gas of refrigerating chamber will make the gas temperature of refrigerating chamber decline to a great extent, and can't carry out defrost to evaporimeter.So, must one cover fan and evaporimeter respectively be set at refrigerating chamber and refrigerating chamber.
[summary of the invention]
Based on this, be necessary to provide a kind of more cost effective wind cooling refrigerator.
A kind of wind cooling refrigerator; Be provided with refrigerating chamber and refrigerating chamber in the main body, it is characterized in that, also be provided with the evaporimeter storehouse; Said evaporimeter is provided with evaporimeter and fan in the storehouse; Be provided with freezing ventilating opening between said refrigerating chamber and the said evaporimeter storehouse, be provided with the refrigeration ventilating opening between said refrigerating chamber and the said evaporimeter storehouse, said freezing ventilating opening is provided with the freezing air door that is used to seal said freezing ventilating opening.
In a preferred embodiment, also comprise the evaporator temperature sensor that is used to detect said evaporator temperature, said evaporator temperature sensor is located in the said evaporimeter storehouse.
In a preferred embodiment, said freezing air door is provided with first motor that is used to control said freezing air door.
In a preferred embodiment, said freezing ventilating opening comprises freezing air outlet and freezing return air inlet, and said freezing air outlet and said freezing return air inlet are communicated with said refrigerating chamber and said evaporimeter storehouse.
In a preferred embodiment, said refrigeration ventilating opening is provided with the refrigeration air door that is used to seal said refrigeration ventilating opening.
In a preferred embodiment, said refrigeration air door is provided with second motor that is used to control said refrigeration air door.
In a preferred embodiment, said refrigeration ventilating opening comprises refrigeration air outlet and refrigeration return air inlet, and said refrigeration air outlet and said refrigeration return air inlet are communicated with said refrigerating chamber and said evaporimeter storehouse.
In a preferred embodiment, said refrigeration air door can select complete opening, part to open, close fully three kinds of states.
In addition, also be necessary to provide a kind of wind cooling refrigerator defrosting method of economy.
A kind of wind cooling refrigerator defrosting method comprises the steps: to seal the freezing ventilating opening between refrigerating chamber and the evaporimeter storehouse; Rotate fan, make the refrigeration indoor gas flow into said evaporimeter storehouse, to the defrost that heats up of evaporimeter in the said evaporimeter storehouse, and the steam that defrost is produced blows back said refrigerating chamber.
In a preferred embodiment, also comprise the steps: to force to carry out defrost if said evaporimeter does not have complete defrost all the time in the time of setting.
The present invention proposes a kind of wind cooling refrigerator; Special evaporimeter storehouse is set, is provided with air door between refrigerating chamber and the evaporimeter storehouse, when defrost; Can intercept the Gas Exchange between refrigerating chamber and the evaporimeter storehouse; Prevent that the gas in the refrigerating chamber from getting into the evaporimeter storehouse, reduce the temperature in evaporimeter storehouse, hinder the evaporimeter defrost.Therefore, this kind refrigerator only needs an evaporimeter, and fan can be accomplished the function that evaporimeter carries out defrost to the refrigeration and the refrigeration indoor gas of refrigerating chamber, refrigerating chamber to evaporimeter, thereby, practiced thrift production cost.
[description of drawings]
Fig. 1 is the wind cooling refrigerator structure chart of an embodiment;
Fig. 2 is the left view of Fig. 1.
[specific embodiment]
Like Fig. 1, shown in Figure 2, wind cooling refrigerator is divided into refrigerating chamber 100, refrigerating chamber 200, evaporimeter storehouse 300 3 parts to main body through dividing plate.All there are the passage of Gas Exchange in evaporimeter storehouse 300 and refrigerating chamber 100, refrigerating chamber 200, are the main space that gas carries out heat exchange.
Dividing plate between refrigerating chamber 100 and the evaporimeter storehouse 300 be provided with can with the freezing ventilating opening 110 of evaporimeter storehouse 300 Gas Exchange.In one embodiment, fan 310 is just changeing, and gas cools off through freezing ventilating opening 110 entering evaporimeter storehouses 300 in the refrigerating chamber 100, after the cooling, and fan 310 counter-rotatings, gas is back to refrigerating chamber 100 through freezing ventilating opening 110 again.
In another embodiment, freezing ventilating opening 110 comprises freezing air outlet 111 and freezing return air inlet 112.Freezing air outlet 111 is used to supply refrigerating chamber 100 interior gases entering evaporimeter storehouses 300 to cool off, and after the cooling, gas is back to refrigerating chamber 100 through freezing return air inlet 112.
Be respectively equipped with the freezing air door 120 that is used to seal freezing air outlet 111 and freezing return air inlet 112 on freezing air outlet 111 and the freezing return air inlet 112.Freezing air door 120 is used for isolated refrigerating chamber 100 and evaporimeter storehouse 300, makes refrigerating chamber 100 and evaporimeter storehouse 300 become two independently spaces.
Freezing air door 120 is provided with first motor 130, and under the promotion of first motor 130, there is not any Gas Exchange in freezing air door 120 freezing air outlet 111 of sealing and freezing return air inlets 112 between refrigerating chamber 100 and the evaporimeter storehouse 300.
Dividing plate between refrigerating chamber 200 and the evaporimeter storehouse 300 be provided with can with the refrigeration ventilating opening 210 of evaporimeter storehouse 300 Gas Exchange.Among one embodiment, fan 310 is just changeing, and gas cools off through refrigeration ventilating opening 210 entering evaporimeter storehouses 300 in the refrigerating chamber 200, after the cooling, and fan 310 counter-rotatings, gas is back to refrigerating chamber 200 through refrigeration ventilating opening 210 again.
In another embodiment, refrigeration ventilating opening 210 comprises refrigeration air outlet 211 and refrigeration return air inlet 212.Refrigeration air outlet 211 is used to supply refrigerating chamber 200 interior gases entering evaporimeter storehouses 300 to cool off; After the cooling; Gas is back to refrigerating chamber 200 through refrigeration return air inlet 212; Simultaneously, refrigeration air outlet 211 also is used to supply refrigerating chamber 200 interior gases entering evaporimeter storehouses 300 to carry out defrost, and the steam that defrost produced enters into refrigerating chamber 200 through refrigeration return air inlet 212.
Refrigeration return air inlet 212 is provided with the refrigeration air door 220 that is used to seal refrigeration return air inlet 212.Refrigeration air door 220 is used for the Gas Exchange between isolated refrigerating chamber 200 and the evaporimeter storehouse 300.
Be provided with the evaporimeter 320 that is used to promote the fan 310 of Gas Exchange and is used for refrigerating gas in the evaporimeter storehouse 300.
When fan 310 rotates, promote the speed of gas heat exchange.Evaporimeter 320 is used for the gas that gets in the evaporimeter storehouse 300 is cooled off.Because the temperature very low (can reach 18 degrees below zero) of evaporimeter, its surface usually covers thick frost, influences the effect of refrigerator refrigeration, so need carry out defrost to it.Also be provided with evaporator temperature sensor on the evaporimeter 320, be used to detect the temperature of evaporimeter 320.
Below the course of work of wind cooling refrigerator is described.
During refrigeration, evaporimeter 320 is in running order., first motor 130 opens freezing air door 120 under promoting.Fan 310 rotates, and gas gets into evaporimeter storehouse 300 through freezing air outlet 111 in the refrigerating chamber 100, and evaporimeter 320 carries out heat exchange, refrigerating gas with gas.Simultaneously, refrigeration air door 220 is opened under the promotion of second motor 230, and gas gets into evaporimeter storehouse 300 through refrigeration air outlet 211 in the refrigerating chamber 200, and evaporimeter 320 carries out heat exchange, refrigerating gas with gas.A cooled gas part is got back to refrigerating chamber 100 through freezing return air inlet 112, reduces the temperature in the refrigerating chamber 100; Another part is got back to refrigerating chamber 200 through refrigeration return air inlet 212, reduces the temperature in the refrigerating chamber 200.
Under the state of operate as normal, the temperature in the refrigerating chamber 100 can reach 18 degrees below zero, and the temperature in the refrigerating chamber 200 is between 5 to 10 degree.According to the temperature conditions of refrigerating chamber 200, refrigeration air door 220 can freely select complete opening, part to open, close fully three kinds of states.When the temperature drift in the refrigerating chamber 200, complete opening or part are opened refrigeration air door 220, let the gas that is evaporated device 320 coolings get into refrigerating chamber 200, reduce temperature in the refrigerating chamber 200.Otherwise, then close refrigeration air door 220 fully.
During defrost, evaporimeter 320 is in halted state., first motor 130 closes freezing air door 120 under promoting.Forbid that the gas in the refrigerating chamber 100 gets into evaporimeter storehouse 300.Fan 310 is rotated further, and impels the gas in the refrigerating chamber 200 to carry out defrost through 300 pairs of evaporimeters in refrigeration air outlet 211 entering evaporimeter storehouses 320.Gas temperature in the refrigerating chamber 200 is between 5 to 10 degree; The temperature that is higher than evaporimeter 320 far away, evaporimeter 320 brings up to above zero the temperature of evaporimeter 320 through carrying out heat exchange with refrigerating chamber 200 interior gases at leisure; Frost is just little by little melted, and produces water vapour simultaneously.Fan 310 is sent to refrigerating chamber 200 to water vapour through refrigeration return air inlet 212, improves the humidity of refrigerating chamber 200, reaches the fresh-keeping effect of high humility.During defrost; Evaporator temperature sensor detects the temperature of evaporimeter 320; If the temperature of evaporimeter 320 is higher than zero degree, stop fan 310, continue to rotate the time that surpasses setting if detect fan 310; Explain that evaporimeter 320 does not have complete defrost all the time in the time of setting, then carry out defrost by force.The mode of defrost can be electrically heated mode assistant heating by force, also can close compressor, and also can let the gases in the refrigerating chamber 200 continue to flow through evaporimeter 320, the frostization on evaporimeter 320 is to the greatest extent.
A kind of wind cooling refrigerator defrosting method may further comprise the steps:
Step 1, the freezing ventilating opening between sealing refrigerating chamber and the evaporimeter storehouse.Gas temperature in the refrigerating chamber can reach 18 degrees below zero, and this gas gets into the evaporimeter storehouse will make the temperature in evaporimeter storehouse reduce greatly, influence the evaporimeter defrost in the evaporimeter storehouse, so before defrost, seal the freezing ventilating opening between refrigerating chamber and the evaporimeter storehouse earlier.
Step 2 is rotated fan, makes the refrigeration indoor gas flow into said evaporimeter storehouse, and to the defrost that heats up of evaporimeter in the said evaporimeter storehouse, and the steam that defrost is produced blows back said refrigerating chamber.Rotate fan, can promote to refrigerate indoor gas inflow evaporator storehouse, improve the speed of evaporimeter defrost.Gas temperature in the refrigerating chamber is higher than the temperature of evaporimeter far away between 5 to 10 degree, evaporimeter through with refrigerating chamber in gas carry out heat exchange, bring up at leisure above zero, frost is just little by little melted, and produces water vapour simultaneously.Fan is sent to refrigerating chamber to water vapour, improves the humidity of refrigerating chamber, reaches the fresh-keeping effect of high humility.
Step 3 if said evaporimeter does not have complete defrost all the time in the time of setting, forces to carry out defrost.If the temperature of evaporimeter is higher than zero degree, stop fan, continue to rotate the time that surpasses setting if detect fan, explain that evaporimeter does not have complete defrost all the time in the time of setting, then carry out defrost by force.The mode of defrost can be electrically heated mode assistant heating by force, also can close compressor, and also can let the gas in the refrigerating chamber continue to flow through evaporimeter, the frostization on evaporimeter is to the greatest extent.
The above embodiment has only expressed several kinds of embodiments of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with accompanying claims.
Claims (10)
1. wind cooling refrigerator; Be provided with refrigerating chamber and refrigerating chamber in the main body, it is characterized in that, also be provided with the evaporimeter storehouse; Said evaporimeter is provided with evaporimeter and fan in the storehouse; Be provided with freezing ventilating opening between said refrigerating chamber and the said evaporimeter storehouse, be provided with the refrigeration ventilating opening between said refrigerating chamber and the said evaporimeter storehouse, said freezing ventilating opening is provided with the freezing air door that is used to seal said freezing ventilating opening.
2. wind cooling refrigerator as claimed in claim 1 is characterized in that, also comprises the evaporator temperature sensor that is used to detect said evaporator temperature, and said evaporator temperature sensor is located in the said evaporimeter storehouse.
3. wind cooling refrigerator as claimed in claim 1 is characterized in that, said freezing air door is provided with first motor that is used to control said freezing air door.
4. like claim 1 or 3 described wind cooling refrigerators, it is characterized in that said freezing ventilating opening comprises freezing air outlet and freezing return air inlet, said freezing air outlet and said freezing return air inlet are communicated with said refrigerating chamber and said evaporimeter storehouse.
5. wind cooling refrigerator as claimed in claim 1 is characterized in that, said refrigeration ventilating opening is provided with the refrigeration air door that is used to seal said refrigeration ventilating opening.
6. wind cooling refrigerator as claimed in claim 5 is characterized in that, said refrigeration air door is provided with second motor that is used to control said refrigeration air door.
7. like claim 1 or 5 or 6 described wind cooling refrigerators, it is characterized in that said refrigeration ventilating opening comprises refrigeration air outlet and refrigeration return air inlet, said refrigeration air outlet and said refrigeration return air inlet are communicated with said refrigerating chamber and said evaporimeter storehouse.
8. wind cooling refrigerator as claimed in claim 5 is characterized in that, said refrigeration air door can select complete opening, part to open, close fully three kinds of states.
9. a wind cooling refrigerator defrosting method is characterized in that, comprises the steps:
Freezing ventilating opening between sealing refrigerating chamber and the evaporimeter storehouse;
Rotate fan, make the refrigeration indoor gas flow into said evaporimeter storehouse, to the defrost that heats up of evaporimeter in the said evaporimeter storehouse, and the steam that defrost is produced blows back said refrigerating chamber.
10. wind cooling refrigerator defrosting method as claimed in claim 9 is characterized in that, also comprises the steps:
If said evaporimeter does not have complete defrost all the time in the time of setting, force to carry out defrost.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105377720A CN102466382A (en) | 2010-11-10 | 2010-11-10 | air-cooled refrigerator and defrosting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105377720A CN102466382A (en) | 2010-11-10 | 2010-11-10 | air-cooled refrigerator and defrosting method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102466382A true CN102466382A (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105377720A Pending CN102466382A (en) | 2010-11-10 | 2010-11-10 | air-cooled refrigerator and defrosting method thereof |
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| Country | Link |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266432A (en) * | 2014-09-30 | 2015-01-07 | 青岛海尔股份有限公司 | Refrigerator |
| CN106247742A (en) * | 2016-08-12 | 2016-12-21 | 合肥美菱股份有限公司 | A kind of refrigerator freezing fan defrosting device and control method thereof |
| CN108626945A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of household refrigerator-freezer to defrost naturally |
| CN108759228A (en) * | 2018-06-05 | 2018-11-06 | 海信（山东）冰箱有限公司 | A kind of wind cooling refrigerator |
| CN108800722A (en) * | 2018-06-05 | 2018-11-13 | 海信（山东）冰箱有限公司 | A kind of wind cooling refrigerator |
| CN108986306A (en) * | 2018-07-12 | 2018-12-11 | 江苏元隆电器有限公司 | A kind of rear-mounted refrigerated merchandiser of air cooling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1102878A (en) * | 1993-08-06 | 1995-05-24 | 株式会社金星社 | Method for controlling temperature of cold compartment of refrigerator |
| US5732561A (en) * | 1995-11-23 | 1998-03-31 | Samsung Electronics Co., Ltd. | Methods and apparatus for cooling two refrigerator compartments utilizing one evaporator |
| CN201066224Y (en) * | 2007-06-28 | 2008-05-28 | 海信（北京）电器有限公司 | Double air door wind-cooling refrigerator |
| CN101435648A (en) * | 2008-12-12 | 2009-05-20 | 海信科龙电器股份有限公司 | Cold storage room circulation heat utilization defrosting refrigeration system and control method thereof |
| CN201314738Y (en) * | 2008-12-02 | 2009-09-23 | 海信科龙电器股份有限公司 | A self-circulating defrosting refrigeration refrigerator |
| CN101619916A (en) * | 2008-06-09 | 2010-01-06 | 日立空调·家用电器株式会社 | Ice refrigerator |
-
2010
- 2010-11-10 CN CN2010105377720A patent/CN102466382A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1102878A (en) * | 1993-08-06 | 1995-05-24 | 株式会社金星社 | Method for controlling temperature of cold compartment of refrigerator |
| US5732561A (en) * | 1995-11-23 | 1998-03-31 | Samsung Electronics Co., Ltd. | Methods and apparatus for cooling two refrigerator compartments utilizing one evaporator |
| CN201066224Y (en) * | 2007-06-28 | 2008-05-28 | 海信（北京）电器有限公司 | Double air door wind-cooling refrigerator |
| CN101619916A (en) * | 2008-06-09 | 2010-01-06 | 日立空调·家用电器株式会社 | Ice refrigerator |
| CN201314738Y (en) * | 2008-12-02 | 2009-09-23 | 海信科龙电器股份有限公司 | A self-circulating defrosting refrigeration refrigerator |
| CN101435648A (en) * | 2008-12-12 | 2009-05-20 | 海信科龙电器股份有限公司 | Cold storage room circulation heat utilization defrosting refrigeration system and control method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104266432A (en) * | 2014-09-30 | 2015-01-07 | 青岛海尔股份有限公司 | Refrigerator |
| CN106247742A (en) * | 2016-08-12 | 2016-12-21 | 合肥美菱股份有限公司 | A kind of refrigerator freezing fan defrosting device and control method thereof |
| CN106247742B (en) * | 2016-08-12 | 2018-09-18 | 长虹美菱股份有限公司 | A kind of refrigerator freezing fan defrosting device and its control method |
| CN108759228A (en) * | 2018-06-05 | 2018-11-06 | 海信（山东）冰箱有限公司 | A kind of wind cooling refrigerator |
| CN108800722A (en) * | 2018-06-05 | 2018-11-13 | 海信（山东）冰箱有限公司 | A kind of wind cooling refrigerator |
| CN108626945A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of household refrigerator-freezer to defrost naturally |
| CN108986306A (en) * | 2018-07-12 | 2018-12-11 | 江苏元隆电器有限公司 | A kind of rear-mounted refrigerated merchandiser of air cooling system |
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Application publication date: 20120523 |