CN202836000U - Refrigerator automatic defrosting system - Google Patents
Refrigerator automatic defrosting system Download PDFInfo
- Publication number
- CN202836000U CN202836000U CN201220422697.8U CN201220422697U CN202836000U CN 202836000 U CN202836000 U CN 202836000U CN 201220422697 U CN201220422697 U CN 201220422697U CN 202836000 U CN202836000 U CN 202836000U
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- Prior art keywords
- refrigerator
- defrosting
- automatic defrosting
- compressor
- functional disc
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- 238000010257 thawing Methods 0.000 title claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005057 refrigeration Methods 0.000 claims abstract description 6
- 238000005187 foaming Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000007710 freezing Methods 0.000 abstract 4
- 230000008014 freezing Effects 0.000 abstract 4
- 239000006260 foam Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Removal Of Water From Condensation And Defrosting (AREA)
Abstract
The utility model belongs to the technical field of refrigerators, and particularly relates to a refrigerator automatic defrosting system. The refrigerator automatic defrosting system comprises a compressor, a freezing evaporator, a defrosting heater and a timer which are arranged in a refrigerator. The compressor is communicated with the freezing evaporator through a refrigeration pipeline. The defrosting heater is distributed around the freezing evaporator, and is controlled by the timer. The freezing evaporator utilizes a wound tube evaporator which is wound on the outer side of a refrigerator tank placed in a foam layer. The top of a refrigerator body is provided with a function plate which is used for defrosting water to flow into the top of the refrigerator body and flow out of the refrigerator body. The timer controls the compressor to cumulatively run in a period of time, the compressor is in an off state, the defrosting heater begins to heat, and defrosting is started. After the defrosting is finished, the defrosting heater is turned off, a counter timer is reset, and the refrigerator works normally. The refrigerator automatic defrosting system combines the advantages of a direct cooling refrigerator and an air-cooled frost-free refrigerator, so that the refrigerator not only can achieve the purpose that no frost or a little frost exists, but also can automatically deal with the defrosting water.
Description
Technical field
The utility model belongs to the technical field of refrigerator, particularly a kind of refrigerator automatic defrosting system.
Background technology
In the prior art direct cooling refrigerator, refrigerating evaporator generally adopts wire-tube evaporator, and very thick frost layer can be freezed in refrigerator operation a period of time finisher top layer, because system can not automatic defrosting, the frost layer that is frozen in the evaporimeter top layer can get more and more, and affects the heat exchange efficiency of evaporimeter.For this class refrigerator, the user can only take outage to shut down in use for some time, allows refrigerator melt the frost on refrigerating evaporator top layer by environment temperature, and the water that naturally melts simultaneously can not be drained automatically, needs by manually draining; Its shortcoming is: can not automatic defrosting and process defrosting water, and it is not very convenient that the user is used.Advantage is: refrigeration, electric-control system is simple, and product cost is low, reliable in quality.
And the refrigerator that air-cooled frost-free refrigerator is the mode of forced-air circulation to freeze.By evaporimeter timer heating defrosting being realized the automatic defrosting system of refrigerator.Its advantage is: but automatic defrosting and the automatic defrosting water of processing are realized by frostless ducting system; Shortcoming is: ducting system, Refrigeration system matching are complicated, and food is easily air-dry
Chinese patent CN2388576 discloses a kind of frost-free means of direct-cooling type Domestic refrigerator refrigerating chamber.Its principal character is that evaporimeter is positioned at refrigerating chamber top or rear side, establishes drip tray below the evaporimeter.But the disengagement area of evaporimeter is too little in this patent, can't satisfy the refrigeration needs of refrigerating chamber.Behind inner bag both sides and bottom increase evaporimeter, can't automatically process the defrosting water of both sides and bottom.
The utility model content
Problem to be solved in the utility model is that a kind of refrigerator automatic defrosting system is provided for the deficiencies in the prior art, the utility model has been gathered the advantage of direct cooling refrigerator and air-cooled frost-free refrigerator, make refrigerator both reach the purpose of frostless or little frost, can automatically process defrosting water again.
For solving the problems of the technologies described above, the technical solution of the utility model is:
The utility model provides a kind of refrigerator automatic defrosting system, comprise the compressor, refrigerating evaporator, the Defrost heater that are located in the refrigerator, timer, compressor and refrigerating evaporator are by refrigeration pipe UNICOM, Defrost heater is distributed in around the refrigerating evaporator, be subjected to Timer Controlling, described refrigerating evaporator adopt be wrapped in the inner container of icebox outside that is positioned at foaming layer around pipe evaporator, the refrigerator body top is provided with for defrosting water and flows into, compiles the functional disc outside the rear outflow casing.
Further, the low shape that recedes behind the front height is made in described functional disc bottom.
Further, described functional disc inner bottom part is provided with guiding gutter from front to back, rear portion, functional disc bottom be provided with for defrosting water flow out casing outer osculum.
Further, the inner container of icebox place correspondence of described functional disc position be provided with make things convenient for defrost current outlet external water receiving stand.
Further, the drainpipe that the water receiving stand connect box is set, defrosting water is outside drainpipe flows out casing.
To sum up, the defrosting water at refrigerator body top flows in the functional disc at top, and the guiding gutter from functional disc flows to water receiving stand again, flows out to outside the casing from the drainpipe that is connected with water receiving stand.
Further, the inner container of icebox sidewall of described refrigerating evaporator position is provided with for the sidewall guiding gutter of defrosting water outside sidewall flows out casing.
Further, the lower end of described sidewall guiding gutter is provided with the sidewall osculum.
To sum up, refrigerator madial wall defrosting water flows out to outside the casing by the sidewall osculum of sidewall guiding gutter.
Compared with prior art, the utlity model has following beneficial effect:
The utility model refrigerating evaporator is designed to the form around the household freezer courage, guarantee that refrigerator frost layer in process of refrigerastion is attached to around the refrigerator inwall, the utility model is that the system-based at direct cooling refrigerator increases automatic defrosting system, to reach the purpose of frostless or little frost, in addition by discharge structure is set, reach automatic processing defrosting water, the organic assembling of automatic defrosting system and discharge structure, but consist of automatic defrosting and process the direct cooling refrigerator of defrosting water.
Description of drawings
Fig. 1 be the utility model refrigerating evaporator around the pipe schematic diagram;
Fig. 2 is the schematic diagram of the utility model functional disc;
Fig. 3 is the cutaway view of the utility model functional disc;
Fig. 4 is the utility model functional disc and case inner bag assembling schematic diagram;
Fig. 5 is the utility model functional disc and case inner bag assembling view;
Fig. 6 is the utility model functional disc and case inner bag installation diagram;
Fig. 7 is case inner bag schematic diagram;
Fig. 8 is the control flow chart of the utility model defrost system.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing the utility model is described in detail.
Fig. 1 is to shown in Figure 8, the utility model discloses a kind of refrigerator automatic defrosting system, comprise the compressor, refrigerating evaporator 1, the Defrost heater that are located in the refrigerator, timer, these parts consist of the automatic defrosting system of direct cooling refrigerator, wherein refrigerating evaporator adopt be wrapped in the inner container of icebox outside that is positioned at foaming layer around pipe evaporator, the refrigerator body top is provided with for defrosting water and flow into the top and flow out functional disc 2 outside the casing.The difference of the utility model and general defroster system is for having selected around pipe evaporator.Evaporation tube around pipe evaporator is wrapped in the inner bag outside, is positioned at foaming layer.Use is around pipe evaporator, and the frosting position is dispersed in wall of inner container in the refrigerator.Frost thickness is thin, is easy to by heating, melts to be defrosting water.
The utility model automatic defrosting system can be realized automatic defrosting.Such as Fig. 8, concrete Defrost method is: move a period of time by Timer Controlling compressor accumulative total, compressor is in closed condition, Defrost heater begins heating, and the defrosting beginning is after defrosting is finished, Defrost heater is closed, timer conter zero clearing, refrigerator normal operation.Need compressor and Defrost heater running time volume size, the pipe-line system according to refrigerator, the watt level of Defrost heater to be optimized coupling.
Because the inwall that is centered around the household freezer courage that refrigerating evaporator 1 is taked, refrigerator defrosting water in running mainly is present in side wall of inner and top.Therefore by at inner container of icebox drain structure being set, can make refrigerator automatically process defrosting water.Concrete, such as Fig. 2 to Fig. 6, the top defrosting water flow in the functional disc 2, functional disc 2 bottom design have guiding gutter 21, and guiding gutter 21 tilts to the rear portion, makes defrosting water be pooled to functional disc 21 rear portions, there is osculum 22 at functional disc 21 rear portions, the inner container of icebox place correspondence of osculum 22 positions is provided with water receiving stand 3, and water receiving stand 3 connects drainpipe 5, and defrosting water flows out to outside the casing from drainpipe 5.Like this, the defrosting water at refrigerator body top collects in the functional disc 2 at top, from the guiding gutter 21 of functional disc 2, flows to water receiving stand 3 by osculum 22 again, flows out to outside the casing from drainpipe 5.
In addition, among Fig. 7, the inner container of icebox sidewall of refrigerating evaporator 1 position is provided with for the sidewall guiding gutter 11 of defrosting water outside sidewall flows out casing, the lower end of sidewall guiding gutter 11 is provided with sidewall osculum 4, like this, the defrosting water of inner container of icebox sidewall flows down along sidewall, compiles in sidewall guiding gutter 11, flows out casing by sidewall osculum 4.
Above embodiment only is used for the explanation the technical solution of the utility model, is not intended to limit; Although with reference to preferred embodiment the utility model is had been described in detail; those of ordinary skill in the field are to be understood that; still can make amendment or the part technical characterictic is equal to replacement the specific embodiment of the present utility model; and not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (7)
1. refrigerator automatic defrosting system, comprise the compressor, refrigerating evaporator, the Defrost heater that are located in the refrigerator, timer, compressor and refrigerating evaporator are by refrigeration pipe UNICOM, Defrost heater is distributed in around the refrigerating evaporator, be subjected to Timer Controlling, it is characterized in that: described refrigerating evaporator adopt be wrapped in the inner container of icebox outside that is positioned at foaming layer around pipe evaporator, the refrigerator body top is provided with for defrosting water and flows into, compiles the functional disc outside the rear outflow casing.
2. refrigerator automatic defrosting according to claim 1 system is characterized in that: the low shape that recedes behind the front height is made in described functional disc bottom.
3. refrigerator automatic defrosting according to claim 1 system, it is characterized in that: described functional disc inner bottom part is provided with guiding gutter from front to back, and rear portion, functional disc bottom is provided with for defrosting water and flows into osculum outside functional disc flows out casing.
4. refrigerator automatic defrosting according to claim 1 system, it is characterized in that: the inner container of icebox place correspondence of described functional disc position is provided with and makes things convenient for the external water receiving stand of defrost current outlet.
5. refrigerator automatic defrosting according to claim 4 system is characterized in that: the set drainpipe of described water receiving stand connect box.
6. refrigerator automatic defrosting according to claim 1 system, it is characterized in that: the inner container of icebox sidewall of described refrigerating evaporator position is provided with for the sidewall guiding gutter of defrosting water outside sidewall flows out casing.
7. refrigerator automatic defrosting according to claim 6 system, it is characterized in that: the lower end of described sidewall guiding gutter is provided with the sidewall osculum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422697.8U CN202836000U (en) | 2012-08-23 | 2012-08-23 | Refrigerator automatic defrosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220422697.8U CN202836000U (en) | 2012-08-23 | 2012-08-23 | Refrigerator automatic defrosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202836000U true CN202836000U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220422697.8U Expired - Lifetime CN202836000U (en) | 2012-08-23 | 2012-08-23 | Refrigerator automatic defrosting system |
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| Country | Link |
|---|---|
| CN (1) | CN202836000U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829598A (en) * | 2012-08-23 | 2012-12-19 | 海信容声(广东)冰箱有限公司 | Automatic refrigerator defrosting system and control method |
| CN103292546A (en) * | 2013-06-21 | 2013-09-11 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN104236212A (en) * | 2013-06-08 | 2014-12-24 | 海尔集团公司 | Refrigerator and refrigerator drainage mechanism |
| CN104344643A (en) * | 2013-07-30 | 2015-02-11 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN104344644A (en) * | 2013-07-30 | 2015-02-11 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN107101327A (en) * | 2017-04-21 | 2017-08-29 | 青岛海尔空调电子有限公司 | Air-conditioner defrosting control method and device and the air conditioner comprising the device |
| CN110849040A (en) * | 2018-08-20 | 2020-02-28 | 青岛海尔股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator with same |
| CN111023655A (en) * | 2018-10-09 | 2020-04-17 | 青岛海尔特种电冰柜有限公司 | Refrigeration device with overhead evaporator |
| CN113124598A (en) * | 2019-12-31 | 2021-07-16 | 青岛海尔特种电冰柜有限公司 | A kind of refrigerator and its control method |
-
2012
- 2012-08-23 CN CN201220422697.8U patent/CN202836000U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829598B (en) * | 2012-08-23 | 2015-07-22 | 海信容声(广东)冰箱有限公司 | Automatic refrigerator defrosting system and control method |
| CN102829598A (en) * | 2012-08-23 | 2012-12-19 | 海信容声(广东)冰箱有限公司 | Automatic refrigerator defrosting system and control method |
| CN104236212A (en) * | 2013-06-08 | 2014-12-24 | 海尔集团公司 | Refrigerator and refrigerator drainage mechanism |
| CN103292546A (en) * | 2013-06-21 | 2013-09-11 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN104344644B (en) * | 2013-07-30 | 2016-11-16 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN104344644A (en) * | 2013-07-30 | 2015-02-11 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN104344643A (en) * | 2013-07-30 | 2015-02-11 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN104344643B (en) * | 2013-07-30 | 2017-01-25 | 海尔集团公司 | Refrigerator with defrosting structure and defrosting method |
| CN107101327A (en) * | 2017-04-21 | 2017-08-29 | 青岛海尔空调电子有限公司 | Air-conditioner defrosting control method and device and the air conditioner comprising the device |
| CN110849040A (en) * | 2018-08-20 | 2020-02-28 | 青岛海尔股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator with same |
| CN110849040B (en) * | 2018-08-20 | 2021-07-23 | 海尔智家股份有限公司 | Heat exchanger assembly of refrigerator and refrigerator having the same |
| CN111023655A (en) * | 2018-10-09 | 2020-04-17 | 青岛海尔特种电冰柜有限公司 | Refrigeration device with overhead evaporator |
| CN111023655B (en) * | 2018-10-09 | 2022-08-23 | 青岛海尔特种电冰柜有限公司 | Refrigeration device with overhead evaporator |
| CN113124598A (en) * | 2019-12-31 | 2021-07-16 | 青岛海尔特种电冰柜有限公司 | A kind of refrigerator and its control method |
| CN113124598B (en) * | 2019-12-31 | 2023-11-14 | 青岛海尔特种电冰柜有限公司 | Freezer and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |