CN204594029U - A kind of refrigerator air-cooled circulating evaporator system and refrigerator - Google Patents
A kind of refrigerator air-cooled circulating evaporator system and refrigerator Download PDFInfo
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- CN204594029U CN204594029U CN201420748084.2U CN201420748084U CN204594029U CN 204594029 U CN204594029 U CN 204594029U CN 201420748084 U CN201420748084 U CN 201420748084U CN 204594029 U CN204594029 U CN 204594029U
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- cooled circulating
- circulating evaporator
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Abstract
The utility model provides a kind of refrigerator air-cooled circulating evaporator system and refrigerator, by the flow direction of cold wind, describedly comprise air channel successively, air outlet, refrigerating chamber and return air inlet, wherein be communicated with return air inlet by air outlet between air channel with refrigerating chamber, evaporator fin is provided with in described air channel, refrigeration fan and defrosting heater, it is characterized in that, the air-cooled circulating evaporator system of described refrigerator also comprises a water aspirator in air channel, be positioned at below defrosting heater, but do not contact defrosting heater, for being absorbed in the moisture in the air before entering evaporimeter, avoid evaporating device frosting.In addition, the utility model does not need to take additional space, and it is convenient to implement.
Description
Technical field
The utility model relates to art of refrigeration units, particularly relates to refrigerator air-cooled circulating evaporator system and refrigerator that a kind of refrigerating efficiency improves.
Background technology
At present, wind cooling refrigerator generally adopts evaporator fin, and heating tube is arranged at bottom.During refrigeration, evaporator temperature is lower, and the steam in air is met through evaporator and coldly condensed into frost at evaporator surface, affects the cold exchange efficiency of evaporimeter.Therefore, need to start heating tube heating frost after certain hour and frost layer is melted, then again freeze.But the power consumption of refrigerator is increased like this because of frequent heater defrost.
Therefore, the air-cooled circulating evaporator system of a kind of refrigerator that can solve the problem is needed.
Utility model content
The utility model aims to provide the air-cooled circulating evaporator system of refrigerator that a kind of refrigerating efficiency improves, by the flow direction of cold wind, comprise air channel, air outlet, refrigerating chamber and return air inlet successively, wherein be communicated with return air inlet by air outlet between air channel with refrigerating chamber, evaporator fin, refrigeration fan and defrosting heater is provided with in described air channel, it is characterized in that, the air-cooled circulating evaporator system of described refrigerator also comprises a water aspirator in air channel, be positioned at below defrosting heater, but do not contact defrosting heater.
The utility model also provides a kind of wind cooling refrigerator, it is characterized in that, this refrigerator comprises the air-cooled circulating evaporator system of aforementioned refrigerator.
The air-cooled circulating evaporator system of refrigerator of the present utility model can realize the effect of refrigerator energy-saving.
Accompanying drawing explanation
Fig. 1 is the side view of refrigerator of the present utility model with the air-cooled cyclic process of air-cooled circulating evaporator system.
Fig. 2 is the enlarged drawing of refrigerator of the present utility model by the water aspirator structure of air-cooled circulating evaporator system.
Detailed description of the invention
The air-cooled circulating evaporator system of refrigerator of the present utility model, by the flow direction of cold wind, comprise air channel, air outlet, refrigerating chamber and return air inlet successively, wherein be communicated with return air inlet by air outlet between air channel with refrigerating chamber, be provided with evaporator fin, refrigeration fan and defrosting heater in described air channel, it is characterized in that, the air-cooled circulating evaporator system of described refrigerator also comprises a water aspirator in air channel, be positioned at below defrosting heater, but do not contact defrosting heater.
Wind cooling refrigerator of the present utility model comprises the air-cooled circulating evaporator system of aforementioned refrigerator.
By the air-cooled circulating evaporator system of refrigerator of the present utility model, the effect of refrigerator energy-saving can be realized.
Refrigerator of the present utility model with the air-cooled circulating evaporator system class of refrigerator of air-cooled circulating evaporator system basic structure and prior art seemingly, its improvement is mainly also to comprise a water aspirator in air channel, be positioned at below defrosting heater, but do not contact defrosting heater.Therefore, refrigerator of the present utility model is with in air-cooled circulating evaporator system, by the flow direction of cold wind, comprise air channel, air outlet, refrigerating chamber and return air inlet successively, be wherein communicated with return air inlet by air outlet between air channel with refrigerating chamber, in described air channel, be provided with evaporator fin, refrigeration fan and defrosting heater, wherein cold wind is produced by evaporator fin, promote through refrigeration fan, enter refrigerating chamber by air outlet, then return to air channel through return air inlet.The refrigeration fan arranged in air channel, evaporator fin and defrosting heater are by (by refrigerator real use state) arrangement from top to bottom.Air channel itself is surrounded by the inwall of the upside of the back wall of refrigerating chamber and refrigerator, downside and dorsal part, air outlet and return air inlet are located opposite from the upper and lower end in air channel respectively, refrigeration fan is positioned at air channel and adjacent with air outlet, evaporator fin is positioned at air channel and below refrigeration fan, but does not contact.The water aspirator that the utility model is introduced is positioned at below defrosting heater, but does not contact defrosting heater.
When refrigerator of the present utility model is with air-cooled circulating evaporator system cloud gray model, be positioned at the air of the evaporator fin cooling air channel in air channel, the air of cooling is forced through air outlet by refrigeration fan and enters refrigerating chamber, is cooled by article; Then the air of cooling returns to air channel by return air inlet.In the process, be arranged in air channel and be close to the moisture that defrosting heater bottom evaporator fin absorbs the air before entering evaporimeter, what make evaporator cools is dry air, and avoid evaporating device frosting.After refrigerator runs certain hour, open defrosting heater, frost (if its surface defines frost) a small amount of on evaporator fin is made to melt and the elutriation in water aspirator is gone out, the drip tray falling to refrigerator (is arranged in prior art refrigerator, therefore not to repeat here), then discharge outside refrigerator.Adopt such air cooling system, because there is water aspirator the below of the defrosting heater in air channel, avoid evaporating device frosting, achieves the effect of refrigerator energy-saving.In addition, because water aspirator is positioned at air channel, do not take unnecessary space, arrange succinct, convenient.
In some specific embodiments of the present utility model, the shape of return air inlet, air outlet can adjust according to actual needs, but circular or polygon; The quantity of return air inlet and air outlet is also variable, and those skilled in the art can adjust according to actual needs, but is preferably respectively 1 to 2.In addition, refrigeration fan can be well known to those skilled in the art can forced gas flowing parts, as fan, blinds fan etc.Evaporator fin and defrosting heater can adopt the similar products of prior art.
In a preferred embodiment of the present utility model, described water aspirator is cylindricality, be with flexibility or elastomeric material (such as flexible plastic, rubber or any mixture between them) outward, air channel cross section is taken after installation, so not only fully can prevent the moisture in air from entering evaporimeter, and be convenient to arrange.
In a preferred embodiment of the present utility model, water aspirator can be made up of absorbent material, such as superabsorbent fibrous material, active carbon, silica, aluminium oxide, molecular sieve or any mixture between them.In another preferred embodiment, water aspirator is latticed or other are poroid, and it can increase the water absorbing capacity of water aspirator and can promote that air flows.In yet another preferred embodiment, water aspirator comprises outer rigid housing (such as plastics, aluminium, copper, steel, alloy material or any mixture between them), inside fill out absorbent material, housing peripheral has flexibility or elastomeric material (such as flexible plastic, rubber or any mixture between them), air channel cross section can be taken after installation, be convenient to be mounted in air channel.
Describe the embodiment of refrigerator of the present utility model by the system of air-cooled circulating evaporator below with reference to accompanying drawings in detail.The example of described embodiment is shown in the drawings.Accompanying drawing is not necessarily drawn in proportion, should be appreciated that embodiment below and accompanying drawing are only illustrative, should not be considered as limiting scope of the present utility model.
In description of the present utility model, it will be appreciated that, term " on ", D score, the indicating position such as " interior " or position relationship be based on the orientation of accompanying drawing or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration, therefore can not be interpreted as restriction of the present utility model.
Fig. 1 is the side schematic view of refrigerator by air-cooled circulating evaporator system of the utility model embodiment.In this embodiment, the air-cooled circulatory system comprises: refrigerating chamber 8, air channel 3, has water aspirator 6, defrosting heater 5, evaporimeter 4, refrigeration fan 2 in air channel 3.Described air channel 3 is positioned at the back of refrigerating chamber 8, has the return air inlet 7 being arranged on lower end and the air outlet 1 being arranged on upper end; Evaporimeter 4 is for cooling the air in refrigerating chamber; Refrigeration fan 2 to be arranged in above-mentioned air channel 3 and near air outlet 1, to drive cross-ventilation for forcing; Defrosting heater 5 and be close to below above-mentioned evaporator fin 4 (but not contacting), for heating on above-mentioned evaporator fin 4 a small amount of frosts; Water aspirator 6, below above-mentioned defrosting heater 5, is set to its periphery and is close to above-mentioned air channel 3 inwall, and for absorbing the moisture in the air before arriving evaporimeter, making to enter evaporimeter 4 is dry air, and avoid evaporating device 4 frosting.The wherein endless form of air-flow: by above-mentioned air outlet 1 air channel 3 under the effect of cold air at refrigeration fan that evaporimeter 4 freezes, because the density of cold air own is larger, naturally sink, described refrigeration fan 2 is forced to drive cross-ventilation, food generation heat exchange after cold air circulation in cold air and refrigerating chamber and warm and enter air channel 3 along above-mentioned return air inlet 7 and naturally rise afterwards and to be freezed by evaporimeter 4, is so circulated.Arrow in figure illustrates the flow direction of wind.Adopt such air cooling system, the below due to the above-mentioned defrosting heater 5 in above-mentioned air channel 3 is provided with above-mentioned water aspirator 6, prevents the frosting of above-mentioned evaporimeter 4, achieves the effect of refrigerator energy-saving.In addition, because above-mentioned water aspirator 6 is arranged in above-mentioned air channel 3, do not take unnecessary space, arrange succinct, convenient.
Fig. 2 is the enlarged drawing of refrigerator of the present utility model by the water aspirator structure of air-cooled circulating evaporator system.In this embodiment, the water aspirator 6 in above-mentioned air channel 3 is active carbon absorbent material, is contained in a plastic tapping vessel, elastomeric material is with outside container, be convenient to realize the sealing between container periphery and air channel inwall, guarantee that all air are by water aspirator, ensure drying effect.It is contemplated that, water aspirator 6 can be also multiple absorbent material, so that the water absorbed in air and do not affect distinguished and admirable.
Claims (9)
1. the air-cooled circulating evaporator system of refrigerator, by the flow direction of cold wind, comprise air channel, air outlet, refrigerating chamber and return air inlet successively, wherein be communicated with return air inlet by air outlet between air channel with refrigerating chamber, be provided with evaporator fin, refrigeration fan and defrosting heater in described air channel, it is characterized in that, the air-cooled circulating evaporator system of described refrigerator also comprises a water aspirator in air channel, be positioned at below defrosting heater, but do not contact defrosting heater.
2. the air-cooled circulating evaporator system of refrigerator according to claim 1, is characterized in that, described water aspirator is cylindricality, is with flexibility or elastomeric material outward, takes air channel cross section after installation.
3. the air-cooled circulating evaporator system of refrigerator according to claim 1, it is characterized in that, described water aspirator is made up of absorbent material.
4. the air-cooled circulating evaporator system of refrigerator according to claim 1, is characterized in that, water aspirator is latticed.
5. the air-cooled circulating evaporator system of refrigerator according to claim 1, it is characterized in that, described water aspirator comprises outer rigid housing, inside fills out absorbent material, and housing peripheral has flexibility or elastomeric material, takes air channel cross section after installation.
6., according to the air-cooled circulating evaporator system of refrigerator of claim 2 or 5, it is characterized in that, described flexible material is flexible plastic or rubber.
7. according to the air-cooled circulating evaporator system of refrigerator of claim 3 or 5, it is characterized in that, described absorbent material is superabsorbent fibrous material, active carbon, silica, aluminium oxide, molecular sieve or any mixture between them.
8. the air-cooled circulating evaporator system of refrigerator according to claim 5, is characterized in that, the outer rigid housing that described water aspirator comprises is made up of plastics, aluminium, copper, steel, alloy material or their any mixture.
9. wind cooling refrigerator, is characterized in that, comprises the air-cooled circulating evaporator system of refrigerator of one of aforementioned claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748084.2U CN204594029U (en) | 2014-12-02 | 2014-12-02 | A kind of refrigerator air-cooled circulating evaporator system and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748084.2U CN204594029U (en) | 2014-12-02 | 2014-12-02 | A kind of refrigerator air-cooled circulating evaporator system and refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN204594029U true CN204594029U (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420748084.2U Active CN204594029U (en) | 2014-12-02 | 2014-12-02 | A kind of refrigerator air-cooled circulating evaporator system and refrigerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406350A (en) * | 2014-12-02 | 2015-03-11 | 合肥美的电冰箱有限公司 | Air-cooled circulating evaporator system for refrigerator and refrigerator |
| CN107178955A (en) * | 2017-06-08 | 2017-09-19 | 太仓市思卡拓机械科技有限公司 | A kind of defrosting structure of domestic refrigerator |
-
2014
- 2014-12-02 CN CN201420748084.2U patent/CN204594029U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104406350A (en) * | 2014-12-02 | 2015-03-11 | 合肥美的电冰箱有限公司 | Air-cooled circulating evaporator system for refrigerator and refrigerator |
| CN104406350B (en) * | 2014-12-02 | 2016-10-05 | 合肥美的电冰箱有限公司 | A kind of refrigerator air-cooled circulating evaporator system and refrigerator |
| CN107178955A (en) * | 2017-06-08 | 2017-09-19 | 太仓市思卡拓机械科技有限公司 | A kind of defrosting structure of domestic refrigerator |
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