CN205403311U - Forced air cooling refrigerator change white system and air -cooled refrigerator - Google Patents
Forced air cooling refrigerator change white system and air -cooled refrigerator Download PDFInfo
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- CN205403311U CN205403311U CN201520145558.9U CN201520145558U CN205403311U CN 205403311 U CN205403311 U CN 205403311U CN 201520145558 U CN201520145558 U CN 201520145558U CN 205403311 U CN205403311 U CN 205403311U
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Abstract
The utility model discloses a forced air cooling refrigerator change white system, set up in air -cooled refrigerator, include: temperature sensor, temperature sensor are connected, are used for to detect the temperature information of evaporimeter with the evaporimeter, controller, controller and temperature sensor are connected with heating mechanism and according to the operating condition of temperature information controlled heating mechanism, heating mechanism, heating mechanism includes first heating member and second heating member, and first heating member sets up in the lateral wall of evaporimeter, and the second heating member sets up in the bottom of evaporimeter. The utility model also discloses an air -cooled refrigerator that includes the white system of the aforesaidization. The utility model discloses a change white system, reach air -cooled refrigerator and with heating the frost, guaranteed the homogeneity of changing the frost through set up two or more heating members realization combination formula on an evaporimeter. Simultaneously, so effectively of the shortening frost time, the white efficiency of improvementization can also reduce power consumption, and the quality is stored to temperature fluctuations range, improvement food in the refrigerator during the reductionization frost.
Description
Technical field
This utility model relates to refrigeration technology field, particularly relates to defrosting system and the wind cooling refrigerator of wind cooling refrigerator.
Background technology
Wind cooling refrigerator also known as frost-free refrigerator, the temperature inside the box fast by its refrigerating speed uniformly, the favor of the consumer that is subject to gradually getting more and more without the advantage of artificial deicing/frost, day by day increase in the share shared by high-end refrigerator market.But, wind cooling refrigerator also has frost existence, simply the frost in refrigerator is to have condensed on vaporizer, generally adopts the mode of thermal evaporation to be removed.But, prior art being generally adopted heater block is set at base of evaporator, often lead to defrost uneven, it is possible to there will be base of evaporator overheated, the frost layer at top is but without situation about melting completely.Further, heater block length heat time heating time during due to defrost, heat are big, cause that the temperature inside the box gos up too high, not only affect defrost efficiency, cause the waste of resource, have an effect on food storage quality.
Utility model content
Main purpose of the present utility model is in that to provide the defrosting system of a kind of wind cooling refrigerator, it is intended to solve the technical problem that in prior art, defrost is uneven.
For achieving the above object, this utility model provides the defrosting system of a kind of wind cooling refrigerator, it is arranged in wind cooling refrigerator, described defrosting system includes vaporizer and the heating arrangements being connected with described vaporizer, described defrosting system also includes: temperature sensor, and described temperature sensor is connected with described vaporizer, is used for detecting temperature information；Controller, described controller is connected with described temperature sensor and heating arrangements and controls the duty of described heating arrangements according to described temperature information；Described heating arrangements includes the first heating member and the second heating member, and wherein, described first heating member is arranged at the sidewall of described vaporizer, and described second heating member is arranged at the bottom of described vaporizer.
Preferably, described first heating member is heating wire, and described first heating member coils and deviates from the top of described second heating member in described vaporizer and fit with the sidewall of described vaporizer.
Preferably, described heating arrangements also includes the 3rd heating member being connected with described vaporizer, and described 3rd heating member is arranged between described first heating member and the second heating member.
Preferably, described second heating member includes heating wire and heating board, and described heating wire is installed on described heating board, and described heating board is fitted with described vaporizer.
Preferably, described defrosting system also includes the fuse being connected with described heating arrangements, and is arranged at the drip tray below described vaporizer, and described drip tray is provided with the osculum for draining.
Additionally, for achieving the above object, this utility model also provides for a kind of wind cooling refrigerator, and described refrigerator includes defrosting system, and described defrosting system includes: temperature sensor, and described temperature sensor is connected with described vaporizer, is used for detecting temperature information；Controller, described controller is connected, controls according to described temperature information the duty of described heating arrangements with described temperature sensor and heating arrangements；Heating arrangements, described heating arrangements includes the first heating member and the second heating member, and described first heating member is arranged at the sidewall of described vaporizer, and described second heating member is arranged at the bottom of described vaporizer.
The defrosting system of this utility model air cooling type refrigerator and wind cooling refrigerator realize Combined type heating defrost by arranging two or more heating member on a vaporizer, it is ensured that the uniformity of defrost.Meanwhile, so can effectively shorten the defrost time, improve defrost efficiency, it is also possible to reduce power consumption, temperature fluctuation amplitude, raising food storage quality in refrigerator when reducing defrost.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model defrosting system one embodiment；
Fig. 2 is the schematic flow sheet of this utility model defrosting method one embodiment；
Fig. 3 is the schematic flow sheet of this utility model another embodiment of defrosting method.
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
This utility model provides a kind of defrosting system, is arranged in refrigerator, and with reference to Fig. 1, in one embodiment, this defrosting system includes: temperature sensor 2, and temperature sensor 2 is connected with vaporizer 1, for detecting the temperature information of vaporizer；Controller, controller is connected with temperature sensor 2 and heating arrangements 3 and controls the duty of heating arrangements 3 according to temperature information；Heating arrangements 3, heating arrangements 3 includes the first heating member 4 and the second heating member 5, and the first heating member 4 is arranged at the sidewall of vaporizer 1, and the second heating member 5 is arranged at the bottom of vaporizer 1.
Specifically, defrosting system of the present utility model includes temperature sensor 2, controller and heat engine structure and connects, and the frost condensed on vaporizer 1 is removed in acting as of this defrosting system automatically, is mainly used in wind cooling refrigerator, other refrigeration plants can certainly be applied to, such as freeze dryer etc..Temperature sensor 2 is connected with vaporizer 1, it is possible to monitor the temperature information of vaporizer 1 in real time, this temperature information is fed back to controller, and controller controls the duty of heating arrangements 3 according to the temperature information received.Such as when monitoring the temperature of vaporizer 1 less than five degrees below zero, it is possible to enter defrosting mode, exit defrosting mode when the temperature of vaporizer 1 reaches certain value；The operating power of heating arrangements 3 can also be determined, thus controlling defrosting intensity or time according to temperature；The region of heating arrangements 3 work can also be obtained, thus carrying out entirety or local defrosting according to thermo aesthesia.Temperature sensor 2 in this utility model can be one can also be a plurality of, it is also possible to temperature sensor 2 is made temperature-sensing probe, it is possible to the surface being arranged on vaporizer 1 can also be inserted in vaporizer 1.
In this utility model, heating arrangements 3 includes the first heating member 4 and the second heating member 5, owing to prior art is usually bottom vaporizer 1, a heating member is set, thus causing that the frost of vaporizer 1 top or sidewall is difficult to remove, and bottom is excessively concentrated due to heat and is caused the aging of vaporizer 1.Therefore, the first heating member 4 being arranged at the sidewall of vaporizer 1 in this utility model, the second heating member 5 is arranged at the bottom of vaporizer 1, so can realize Combined type heating defrost, it is ensured that the uniformity of defrost.Meanwhile, so can effectively shorten the defrost time, improve defrost efficiency, it is also possible to reduce power consumption, temperature fluctuation amplitude, raising food storage quality in refrigerator when reducing defrost.
It should be noted that, this utility model does not limit for the number of heating member, such as heating arrangements 3 can also include the 3rd heating member, 3rd heating member is arranged between the first heating member 4 and the second heating member 5, so all can be arranged as required to about the number of heating member and concrete size and form.
Further, the first heating member 4 is heating wire (not shown), and the first heating member 4 coils and deviates from the top of the second heating member 5 in vaporizer 1 and fit with the sidewall of vaporizer 1.
Specifically, concrete form this utility model of the first heating member 4 and the second heating member 5 is not limiting as, and can select quartz ampoule electrothermal piece, steel device electrothermal piece, aluminum device electrothermal piece, Teflon electrothermal piece, titanium electrothermal piece etc. according to material difference；Straight type electrothermal piece, U-shaped electrothermal piece, L-type electrothermal piece, W type electrothermal piece, fin electrothermal piece, special-shaped battery warmware etc. can be selected according to shape difference, certainly can select Resistive heating element and radiation electric warmware according to mode of heating difference；Different according to the position that part is arranged, it is necessary to meet different volumes and power, it is possible to be set to heating wire, heat-generating pipe or heating board etc..
It is difficult to remove according to research discovery vaporizer 1 top of prior art and the frost of sidewall, therefore, in the present embodiment, in order to the quick and uniform frost melting vaporizer 1 top and sidewall, first heat generating member is set to heating wire, and this heating wire is coiled the one end deviating from the second heating member 5 in vaporizer 1.Heating wire has good toughness, it is simple to bending and coiling are arranged, and cost is low.Certain first heating member 4 can be arranged at the top of vaporizer 1, it is also possible to is arranged at any sidewall of vaporizer 1；A sidewall of vaporizer 1 can be fitted in, it is also possible to be coil in top.
Further, the second heating member 5 includes heating wire (not shown) and heating board (not shown), and heating wire is installed on heating board, and heating board and vaporizer 1 are fitted.Owing to the first heating member 4 is arranged at the sidewall of vaporizer 1, the second heating member 5 is arranged at the bottom of vaporizer 1, and in defrost process, the first heating member 4 is first begin to work, and now the temperature of vaporizer 1 is relatively low；After the first heating member 4 works a period of time, the second heating member 5 is just started working, and now the temperature of vaporizer 1 promotes to some extent.Therefore, need the speed that the speed arranging the second heating member 5 temperature rising rises more than the first heating member 4 temperature, the ratio that the temperature made in the defrost process of room vaporizer 1 on vaporizer 1 sidewall rises is more uniform, the bottom temp of vaporizer 1 rises very fast simultaneously, it is possible to make the frost tentatively melted accelerate to melt.The rising that bottom temp in order to realize vaporizer 1 is quick and stable, is set to heating wire and the form of heating board combination by the second heating member 5, first heating wire is installed on heating board, then heating board is connected with vaporizer 1.Wherein, heating board can increase heating surface (area) (HS, improve the transmission speed of heat energy.
Further, defrosting system also includes the fuse (not shown) being connected with heating arrangements 3, and is arranged at the drip tray below vaporizer 1, and drip tray is provided with the osculum for draining.
Specifically, in order to prevent in defrost process, the temperature of heating arrangements 3 is too high and breaks down, and is additionally provided with fuse, is so possible to prevent heating arrangements 3 problem such as short circuit, burning occur in defrosting system.When temperature sensor 2 detects temperature anomaly, fuse just can disconnect so that heating arrangements 3 quits work, and improves the safety of defrosting system.
In defrost process, the frost on vaporizer 1 can be melted into water, if these water are got rid of not in time, after a period of time or after refrigerator restarts refrigeration mode, water can condense into again frost, and these frosts may be piled up and affect the properly functioning of refrigerator.In order to prevent the appearance of above-mentioned situation, in the present embodiment, being additionally provided with drip tray in the bottom of vaporizer 1, and be provided with osculum on drip tray, this osculum can connect with the drainage channel in refrigerator, thus having ensured stablizing of refrigerator performance.
This utility model also provides for a kind of defrosting method, and for controlling the defrosting system being arranged in refrigerator, this defrosting system can include all of technical scheme in previous embodiment, and its detailed construction can refer to previous embodiment, does not repeat them here.
With reference to Fig. 2, in one embodiment, defrosting method comprises the following steps:
S1: when reaching defrost condition, the first heating member is started working.
Specifically, defrost condition can be arranged according to the concrete condition of refrigerator, such as according to the ambient temperature in refrigerator, humidity, the operation time of freezer compressor, refrigerator the parameter such as door opening times in a certain parameter or the combination of arbitrary parameter adjust defrost condition, this utility model is without limitation.In the present embodiment, it is possible to by the continued operation time of controller monitoring refrigeration for refrigerator pattern, or the temperature information detected according to temperature sensor determines whether to carry out defrost.It is that the first heating member is started working when meeting defrost condition, now, only the first heating member work in heating arrangements.It is difficult to remove according to the research discovery vaporizer top of prior art and the frost of sidewall, therefore, in order to the quick and uniform frost melting vaporizer top and sidewall, in defrost process, first the first heating member is set and works independently.
S2: when reaching first and being pre-conditioned, the second heating member and the first heating member work simultaneously.
Specifically, after the first heating member works a period of time, the frost of the vaporizer first half is melted gradually, arranges the second heating member and starts working, and now, the first heating member and the second heating member work simultaneously.And it is possible to arrange the power power more than the first heating member of the second heating member, when the frost at vaporizer top and sidewall is uniformly melted, the frost fast melt of base of evaporator, so can improve defrost efficiency.Wherein, first pre-conditioned can be limited by first threshold, and this first threshold can be time value can also be temperature value, such as arranges after controller detects that the first heating member works 5 minutes, and the second heating member is started working；Or after the first heating member is started working, temperature sensor detects that, when the temperature of vaporizer reaches 5 degree, the second heating member is started working.
S3: when reaching the exit criteria preset, heating arrangements quits work.
Specifically, exit criteria is corresponding with defrost condition, after namely controller detects that the frost on vaporizer is removed, controls heating arrangements and quits work.In like manner, this exit criteria it can also be provided that ambient temperature in refrigerator, humidity, freezer compressor the parameter such as the door opening times running time, refrigerator in a certain parameter or the combination of arbitrary parameter, this utility model is without limitation.
Preferably, temperature sensor judges whether to reach defrost condition according to the temperature information detected, and/or, temperature sensor judges whether to reach exit criteria according to the temperature information detected.
Defrosting method of the present utility model realizes Combined type heating defrost by arranging the working condition of different heating part in heating arrangements in differentiation, it is ensured that the uniformity of defrost.Meanwhile, so can effectively shorten the defrost time, improve defrost efficiency, it is also possible to reduce power consumption, temperature fluctuation amplitude, raising food storage quality in refrigerator when reducing defrost.
Further, with reference to Fig. 3, defrosting method is further comprising the steps of after heating arrangements quits work:
S4: when reaching second and being pre-conditioned, refrigerator enters refrigeration mode.
Specifically, when heating arrangements just quits work, the ambient temperature residing for vaporizer is higher, if now immediately entering refrigeration mode, can arrive and causing that in refrigerator, temperature fluctuation is excessive, is unfavorable in refrigerator and stores the fresh-keeping of food.And, defrost pattern it is directly entered refrigeration mode, the load of refrigerator can be increased, affect the properly functioning of refrigeration mode, also can cause the waste of the energy, be unfavorable for energy-conservation and environmental protection.Therefore, this utility model is set to when temperature or time reach second pre-conditioned time, refrigerator just enters refrigeration mode.This second pre-conditioned be referred to the first pre-conditioned setting, Second Threshold is such as set, this Second Threshold is equally possible be time value can also be temperature value, such as arrange after controller detects that heating arrangements quits work 7 minutes, or after heating arrangements quits work, temperature sensor detects when the temperature of vaporizer reaches 3 degree, and refrigerator enters refrigeration mode.
Further, first pre-conditioned reaches 4～6 minutes for the time, and/or, first pre-conditioned reaches 6～8 minutes for the time.
Specifically, first threshold and Second Threshold are set to time value, it is possible to make heating arrangements according to default program work, it is simple to arrange and management.Drawing according to test, first threshold is preferably 4～6 minutes, and Second Threshold is preferably 6～8 minutes.
This utility model also provides for a kind of wind cooling refrigerator including above-mentioned defrosting system, and this defrosting system adopts above-mentioned defrosting method to run.This defrosting system and defrosting method can include all of technical scheme in previous embodiment, and its detailed content can refer to previous embodiment, does not repeat them here.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in scope of patent protection of the present utility model.
Claims (6)
1. a defrosting system for wind cooling refrigerator, is arranged in wind cooling refrigerator, and described defrosting system includes vaporizer and the heating arrangements being connected with described vaporizer, it is characterised in that described defrosting system also includes:
Temperature sensor, described temperature sensor is connected, is used for detecting the temperature information of described vaporizer with described vaporizer；
Controller, described controller is connected with described temperature sensor and heating arrangements and controls the duty of described heating arrangements according to described temperature information；
Described heating arrangements includes the first heating member and the second heating member, and wherein, described first heating member is arranged at the sidewall of described vaporizer, and described second heating member is arranged at the bottom of described vaporizer.
2. the defrosting system of wind cooling refrigerator as claimed in claim 1, it is characterised in that described first heating member is heating wire, described first heating member coils and deviates from the top of described second heating member in described vaporizer and fit with the sidewall of described vaporizer.
3. the defrosting system of wind cooling refrigerator as claimed in claim 1, it is characterised in that described heating arrangements also includes the 3rd heating member being connected with described vaporizer, and described 3rd heating member is arranged between described first heating member and the second heating member.
4. the defrosting system of wind cooling refrigerator as claimed in claim 1, it is characterised in that described second heating member includes heating wire and heating board, and described heating wire is installed on described heating board, described heating board and the laminating of described vaporizer.
5. the defrosting system of the wind cooling refrigerator as described in any one of Claims 1-4, it is characterized in that, described defrosting system also includes the fuse being connected with described heating arrangements, and is arranged at the drip tray below described vaporizer, and described drip tray is provided with the osculum for draining.
6. a wind cooling refrigerator, it is characterised in that described refrigerator is provided with the defrosting system as according to any one of claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520145558.9U CN205403311U (en) | 2015-03-13 | 2015-03-13 | Forced air cooling refrigerator change white system and air -cooled refrigerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520145558.9U CN205403311U (en) | 2015-03-13 | 2015-03-13 | Forced air cooling refrigerator change white system and air -cooled refrigerator |
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| CN205403311U true CN205403311U (en) | 2016-07-27 |
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| CN201520145558.9U Active CN205403311U (en) | 2015-03-13 | 2015-03-13 | Forced air cooling refrigerator change white system and air -cooled refrigerator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135791A (en) * | 2015-03-13 | 2015-12-09 | 合肥美的电冰箱有限公司 | Defrosting system and defrosting method for air cooling refrigerator and air cooling refrigerator |
| CN107477956A (en) * | 2017-09-15 | 2017-12-15 | 海信（山东）冰箱有限公司 | Evaporator of refrigerator defrost heater, wind cooling refrigerator and defrosting control method |
| US11662139B2 (en) | 2018-07-17 | 2023-05-30 | Carrier Corporation | Refrigerated cargo container cargo sensor |
-
2015
- 2015-03-13 CN CN201520145558.9U patent/CN205403311U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105135791A (en) * | 2015-03-13 | 2015-12-09 | 合肥美的电冰箱有限公司 | Defrosting system and defrosting method for air cooling refrigerator and air cooling refrigerator |
| CN105135791B (en) * | 2015-03-13 | 2017-10-27 | 合肥美的电冰箱有限公司 | Defrosting system, defrosting method and the wind cooling refrigerator of wind cooling refrigerator |
| CN107477956A (en) * | 2017-09-15 | 2017-12-15 | 海信（山东）冰箱有限公司 | Evaporator of refrigerator defrost heater, wind cooling refrigerator and defrosting control method |
| US11662139B2 (en) | 2018-07-17 | 2023-05-30 | Carrier Corporation | Refrigerated cargo container cargo sensor |
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