CN104748482A - Refrigerator and control method thereof - Google Patents
Refrigerator and control method thereof Download PDFInfo
- Publication number
- CN104748482A CN104748482A CN201510159171.3A CN201510159171A CN104748482A CN 104748482 A CN104748482 A CN 104748482A CN 201510159171 A CN201510159171 A CN 201510159171A CN 104748482 A CN104748482 A CN 104748482A
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- Prior art keywords
- refrigerating chamber
- regulating part
- refrigerator
- magnetic valve
- control chip
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention discloses a refrigerator. The refrigerator comprises at least one refrigerating chamber, a freezing chamber, a compressor, a control chip and an air duct, wherein an evaporator is arranged in the at least one refrigerating chamber; an electromagnetic valve is connected between the evaporator and the compressor; the air duct is used for communicating the freezing chamber and the refrigerating chamber provided with the evaporator; an adjusting member for adjusting the air volume of the air duct is arranged in the air duct; the electromagnetic valve and the adjusting member are electrically connected with the control chip. The invention also discloses a control method of the refrigerator. According to the refrigerator provided by the invention, the humidity in the refrigerating chamber can be adjusted by adjusting the electromagnetic valve and the adjusting member under control of the control chip to guarantee the freshness of different foods and improve the preservation effect of the refrigerating chamber.
Description
Technical field
The present invention relates to refrigerator technical field, particularly relate to refrigerator and control method thereof.
Background technology
The memory space of current refrigerator is often divided into refrigerating chamber and refrigerating chamber, and the major function of refrigerating chamber is fresh-keeping to food.Current refrigerator passes through at the artificial humidification of refrigerating chamber to realize the fresh-keeping of fruit or vegetable type food, and be unfavorable for the food preservation that the aridity such as biscuit, tealeaves is high, effect of food preservation is poor.
Summary of the invention
The present invention proposes a kind of refrigerator and control method thereof, and main purpose is to solve the poor technical problem of refrigerating chamber fresh-keeping effect.
For achieving the above object, the invention provides a kind of refrigerator, described refrigerator comprises at least one refrigerating chamber, refrigerating chamber, compressor and control chip, is provided with evaporimeter in refrigerating chamber described at least one, is connected with magnetic valve between described evaporimeter and described compressor; Described refrigerator also comprises and is communicated with described refrigerating chamber and at least one is provided with the air channel of the refrigerating chamber of described evaporimeter, and be provided with the regulating part regulating described air channel volume in described air channel, described magnetic valve and described regulating part are electrically connected with described control chip.
Preferably, be provided with humidity sensor in the refrigerating chamber being provided with described evaporimeter, described humidity sensor is electrically connected with described control chip.
Preferably, described regulating part is magnetic valve.
Preferably, the refrigerating chamber being provided with described evaporimeter is multiple, and described air channel comprises the sub-air channel of refrigerating chamber and the described refrigerating chamber being communicated in respectively and being provided with described evaporimeter, and described in each, sub-air channel is respectively arranged with described regulating part.
Preferably, the described refrigerating chamber being provided with evaporimeter is multiple, and described air channel comprises main air duct and is communicated in described main air duct and each is provided with the multiple sub-air channel of refrigerating chamber of described evaporimeter; Described in each, sub-air channel is respectively arranged with described regulating part; Described main air duct is communicated between described sub-air channel and described compressor.
Preferably, described evaporimeter is plate-type evaporator.
In addition, for achieving the above object, the present invention also proposes a kind of control method of refrigerator as previously discussed, and described control method comprises:
When receiving humidity and arranging instruction, control chip determination target humidity value and refrigerating chamber to be placed;
Based on the mapping relations between the humidity value preset and operational factor, described control chip obtains operational factor corresponding to described target humidity value;
Described magnetic valve in the described refrigerating chamber to be placed of described control chip control and regulating part run according to the operational factor got.
Preferably, described operational factor is the first default operational mode and the time ratio of the second operational mode, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, and described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.
Preferably, described operational factor is the opening value of described magnetic valve and described regulating part.
Preferably, described control method also comprises:
Current humidity value in the refrigerating chamber that the real-time or timing acquisition of described control chip controlled humidity inductor is preset;
When current humidity value is less than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the first operational mode preset;
When current humidity value is greater than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the second operational mode preset, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.
The refrigerator that the present invention proposes comprises at least one refrigerating chamber, refrigerating chamber, compressor and control chip, is provided with evaporimeter, is connected with magnetic valve between described evaporimeter and described compressor in refrigerating chamber described at least one; Described refrigerator also comprises the air channel of the refrigerating chamber being communicated with described refrigerating chamber and being provided with described evaporimeter, the regulating part regulating described air channel volume is provided with in described air channel, described magnetic valve and described regulating part are electrically connected with described control chip, under the control of control chip, the humidity in refrigerating chamber is regulated by electromagnetic valve for adjusting and regulating part, to ensure the fresh-keeping of different food products, improve the fresh-keeping effect of refrigerating chamber.
Accompanying drawing explanation
Fig. 1 is the perspective view of refrigerator preferred embodiment of the present invention;
Fig. 2 is for the refrigerator shown in Fig. 1 is along the sectional view in A-A direction;
Fig. 3 is the schematic flow sheet of the control method preferred embodiment of refrigerator of the present invention.
The realization of the object of the invention, 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 only in order to explain the present invention, be not intended to limit the present invention.
The invention provides a kind of refrigerator.
See figures.1.and.2, Fig. 1 is the perspective view of refrigerator preferred embodiment of the present invention, and Fig. 2 is for the refrigerator shown in Fig. 1 is along the sectional view in A-A direction.
The present embodiment proposes a kind of refrigerator 10, described refrigerator 10 comprises at least one refrigerating chamber 11, refrigerating chamber 12, compressor (not shown) and control chip (not shown), be provided with evaporimeter 13 in refrigerating chamber 11 described at least one, between described evaporimeter 13 and described compressor (not shown), be connected with magnetic valve (not shown); Described refrigerator 10 also comprises and is communicated with described refrigerating chamber 12 is provided with the refrigerating chamber 11 of described evaporimeter 13 air channel 14 with at least one, be provided with the regulating part (not shown) regulating described air channel 14 air quantity in described air channel 14, described magnetic valve (not shown) and described regulating part (not shown) are electrically connected with described control chip (not shown).
In the present embodiment, a refrigerating chamber 11 can comprise multiple interval section, and interval section a and b forms a refrigerating chamber 11 as shown in Figure 1, and multiple interval section can share an evaporimeter 13 and air channel 14.Described evaporimeter 13 is preferably plate-type evaporator 13, and this evaporimeter 13 heat exchange efficiency is high, and heat loss is little.When refrigerator has multiple refrigerating chamber, other refrigerating chamber only can arrange evaporimeter or only arrange air channel to save cost; Or all refrigerating chambers all arrange evaporimeter and air channel.
User sends humidity regulation instruction by the mode such as control terminal or voice to control chip (not shown), control chip (not shown) when receiving regulating command, control chip (not shown) determination target humidity value and refrigerating chamber to be placed 11; Based on the mapping relations between the humidity value preset and operational factor, described control chip (not shown) obtains operational factor corresponding to described target humidity value; Described magnetic valve (not shown) in the described refrigerating chamber 11 to be placed of described control chip (not shown) control and regulating part (not shown) are run according to the operational factor got.
Described operational factor be default the first operational mode with the time of the second operational mode than time, described first operational mode is that described magnetic valve (not shown) is opened, the aperture of described regulating part (not shown) is zero (air quantity entering refrigerating chamber 11 in refrigerating chamber 12 is zero), described second operational mode is that described magnetic valve (not shown) is closed, and the aperture of described regulating part (not shown) is maximum (cold wind in refrigerating chamber 12 enters refrigerating chamber 11 with maximum quantity of wind).Regulating part (not shown) and magnetic valve (not shown) with a first operation mode time, humidity in refrigerating chamber 11 is maximum (as 80%), when regulating part (not shown) and magnetic valve (not shown) are run in the second operating mode, the humidity in refrigerating chamber 11 is minimum of a value (as 20%).When the humidity that user is arranged is less than or equal to default minimum humidity value, first operational mode is zero with the time ratio of the second operational mode, then regulate the magnetic valve (not shown) of refrigerating chamber 11 correspondence and regulating part (not shown) to run in the second operating mode; When the humidity that user is arranged is more than or equal to default maximal humidity value, first operational mode is infinity with the time ratio of the second operational mode, then regulate the magnetic valve (not shown) of refrigerating chamber 11 correspondence and regulating part (not shown) to run with a first operation mode; User arrange humidity based between maximal humidity value and minimum humidity value time, the first refrigeration mode and the second refrigeration mode alternate run, with make the medial humidity in refrigerating chamber 11 prefixed time interval reach user setting humidity.
It will be understood by those skilled in the art that, this regulating part (not shown) is preferably magnetic valve, can realize the adjustment of aperture under the control of control chip (not shown), namely described operational factor is the opening value of magnetic valve (not shown) and described regulating part (not shown).The mapping relations that can prestore in control chip (not shown) between humidity and magnetic valve (not shown) aperture, when receiving the target humidity of user's input, based on the mapping relations between the humidity preset and magnetic valve (not shown) aperture, obtain the magnetic valve (not shown) aperture that target humidity is corresponding, based on the magnetic valve (not shown) aperture got control described evaporimeter 13 connect magnetic valve (not shown) and air channel 14 in magnetic valve (not shown), the humidity in refrigerating chamber 11 is made to keep constant.
The refrigerator 10 that the present embodiment proposes comprises at least one refrigerating chamber 11, refrigerating chamber 12, compressor (not shown) and control chip (not shown), be provided with evaporimeter 13 in refrigerating chamber 11 described at least one, between described evaporimeter 13 and described compressor (not shown), be connected with magnetic valve (not shown), described refrigerator 10 also comprises the air channel 14 of the refrigerating chamber 11 being communicated with described refrigerating chamber 12 and being provided with described evaporimeter 13, the regulating part (not shown) regulating described air channel 14 air quantity is provided with in described air channel 14, described magnetic valve (not shown) and described regulating part (not shown) are electrically connected with described control chip (not shown), under the control of control chip (not shown), the humidity in refrigerating chamber 11 is regulated by electromagnetic valve for adjusting (not shown) and regulating part (not shown), to ensure the fresh-keeping of different food products, improve the fresh-keeping effect of refrigerating chamber 11.
Further, for improving the fresh-keeping effect of refrigerating chamber 11 further, described in be provided with described evaporimeter 13 refrigerating chamber 11 in be provided with humidity sensor, described humidity sensor is electrically connected with described control chip (not shown).
Control chip (not shown) can timing or Real-time Obtaining humidity sensor detect the humidity obtained, and the target humidity that the humidity got and user are arranged is compared, when current humidity value is less than default target humidity value, described control chip (not shown) controls described magnetic valve (not shown) and described adjuster runs according to the first operational mode preset; When current humidity value is greater than default target humidity value, described control chip (not shown) controls described magnetic valve (not shown) and described adjuster runs according to the second operational mode preset, wherein, described first operational mode is that described magnetic valve (not shown) is opened, the aperture of described regulating part (not shown) is zero, described second operational mode is that described magnetic valve (not shown) is closed, and the aperture of described regulating part (not shown) is maximum.To make the moisture constant in refrigerating chamber 11, the automation realizing humidity regulates.
Further, for improving the refrigeration in refrigerating chamber 11 further, the described refrigerating chamber 11 being provided with described evaporimeter 13 is multiple, described air channel 14 comprises to be communicated in respectively and is provided with the refrigerating chamber 11 of described evaporimeter 13 and the sub-air channel 14 of described refrigerating chamber 12, and described in each, sub-air channel 14 is respectively arranged with described regulating part (not shown).By arranging separately to each refrigerating chamber 11 arranging evaporimeter 13 air channel 14 be communicated with refrigerating chamber 12, the air quantity making to enter in the unit interval in refrigerating chamber 11 is comparatively large, refrigerating efficiency and dehumidification rate higher.
It will be understood by those skilled in the art that, for reducing cost, be provided with the described refrigerating chamber 11 of evaporimeter 13 for multiple, described air channel 14 comprises main air duct 14 and is communicated in described main air duct 14 and each is provided with refrigerating chamber more than 11 sub-air channels 14 of described evaporimeter 13; Described in each, sub-air channel 14 is respectively arranged with described regulating part (not shown); Described main air duct 14 is communicated between described sub-air channel 14 and described compressor (not shown).Reduce the cost of air channel 14 tubing by the way.
The present invention also provides the control method of the refrigerator described in more than one embodiments.
With reference to the schematic flow sheet that Fig. 3, Fig. 3 are the control method preferred embodiment of refrigerator of the present invention.
The present embodiment proposes a kind of control method of refrigerator, and the control method of described refrigerator comprises:
Step S10, when receiving humidity and arranging instruction, control chip determination target humidity value and refrigerating chamber to be placed;
Step S20, based on the mapping relations between the humidity value preset and operational factor, described control chip obtains operational factor corresponding to described target humidity value;
Step S30, the described magnetic valve in the described refrigerating chamber to be placed of described control chip control and regulating part run according to the operational factor got.
1) the first embodiment, described operational factor is the first default operational mode and the time ratio of the second operational mode, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.
Regulating part and magnetic valve with a first operation mode time, the air quantity entering refrigerating chamber in refrigerating chamber is zero, humidity in refrigerating chamber is maximum (as 80%), when regulating part and magnetic valve run in the second operating mode, cold wind in refrigerating chamber enters refrigerating chamber with maximum quantity of wind, and the humidity in refrigerating chamber is minimum of a value (as 20%).When the humidity that user is arranged is less than or equal to default minimum humidity value, the first operational mode is zero with the time ratio of the second operational mode, then regulate magnetic valve corresponding to refrigerating chamber and regulating part to run in the second operating mode; When the humidity that user is arranged is more than or equal to default maximal humidity value, the first operational mode is infinity with the time ratio of the second operational mode, then regulate magnetic valve corresponding to refrigerating chamber and regulating part to run with a first operation mode; User arrange humidity based between maximal humidity value and minimum humidity value time, the first refrigeration mode and the second refrigeration mode alternate run, with make the medial humidity in refrigerating chamber prefixed time interval reach user setting humidity.
2) the second embodiment, described operational factor is the opening value of described magnetic valve and described regulating part.
The mapping relations that can prestore in control chip between humidity and magnetic valve aperture, when receiving the target humidity of user's input, based on the mapping relations between the humidity preset and magnetic valve aperture, obtain the magnetic valve aperture that target humidity is corresponding, based on the magnetic valve aperture got control described evaporimeter connect magnetic valve and air channel in magnetic valve, make the humidity in refrigerating chamber keep constant.
The mode of the two kinds of refrigerating chamber humidity regulation enumerated is above only exemplary; those skilled in the art utilize technological thought of the present invention; the mode of other refrigerating chamber humidity regulation proposed according to its real needs, all in protection scope of the present invention, is not carried out exhaustive one by one at this.
It will be understood by those skilled in the art that, for ensureing the constant of refrigerating chamber humidity, humidity sensor can be set in refrigerating chamber, control chip can timing or Real-time Obtaining humidity sensor detect the humidity obtained, and the target humidity that the humidity got and user are arranged is compared, when current humidity value is less than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the first operational mode preset; When current humidity value is greater than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the second operational mode preset, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.To make the moisture constant in refrigerating chamber, the automation realizing humidity regulates.
Further, for improving the flexibility controlled refrigerating chamber, when the fast cold finger receiving user's input makes, described regulating part and described magnetic valve can be controlled run according to the 3rd operational mode preset, this the 3rd operational mode preset is the aperture of described regulating part is maximum, and described magnetic valve is opened.
The control method of the refrigerator that the present embodiment proposes, when receiving humidity and arranging instruction, control chip determination target humidity value and refrigerating chamber to be placed; Based on the mapping relations between the humidity value preset and operational factor, described control chip obtains operational factor corresponding to described target humidity value; Described magnetic valve in the described refrigerating chamber to be placed of described control chip control and regulating part run according to the operational factor got, realize the automatic adjustment of refrigerating chamber humidity, and the humidity improved without the mode of user's manually humidification in refrigerating chamber, improve refrigerating chamber to the fresh-keeping effect of food.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or system and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or system.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the system comprising this key element and also there is other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a refrigerator, described refrigerator comprises at least one refrigerating chamber, refrigerating chamber, compressor and control chip, it is characterized in that, is provided with evaporimeter in refrigerating chamber described at least one, is connected with magnetic valve between described evaporimeter and described compressor; Described refrigerator also comprises and is communicated with described refrigerating chamber and at least one is provided with the air channel of the refrigerating chamber of described evaporimeter, and be provided with the regulating part regulating described air channel volume in described air channel, described magnetic valve and described regulating part are electrically connected with described control chip.
2. refrigerator as claimed in claim 1, is characterized in that, be provided with humidity sensor in the refrigerating chamber being provided with described evaporimeter, described humidity sensor is electrically connected with described control chip.
3. refrigerator as claimed in claim 2, it is characterized in that, described regulating part is magnetic valve.
4. refrigerator as claimed in claim 1, it is characterized in that, the refrigerating chamber being provided with described evaporimeter is multiple, and described air channel comprises the sub-air channel of refrigerating chamber and the described refrigerating chamber being communicated in respectively and being provided with described evaporimeter, and described in each, sub-air channel is respectively arranged with described regulating part.
5. refrigerator as claimed in claim 1, it is characterized in that, the described refrigerating chamber being provided with evaporimeter is multiple, and described air channel comprises main air duct and is communicated in described main air duct and each is provided with the multiple sub-air channel of refrigerating chamber of described evaporimeter; Described in each, sub-air channel is respectively arranged with described regulating part; Described main air duct is communicated between described sub-air channel and described compressor.
6. the refrigerator as described in claim 1-5, is characterized in that, described evaporimeter is plate-type evaporator.
7. a control method for refrigerator as claimed in claim 3, is characterized in that, described control method comprises:
When receiving humidity and arranging instruction, control chip determination target humidity value and refrigerating chamber to be placed;
Based on the mapping relations between the humidity value preset and operational factor, described control chip obtains operational factor corresponding to described target humidity value;
Described magnetic valve in the described refrigerating chamber to be placed of described control chip control and regulating part run according to the operational factor got.
8. control method as claimed in claim 7, it is characterized in that, described operational factor is the first default operational mode and the time ratio of the second operational mode, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, and described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.
9. control method as claimed in claim 7, it is characterized in that, described operational factor is the opening value of described magnetic valve and described regulating part.
10. control method as claimed in claim 7, it is characterized in that, described control method also comprises:
Current humidity value in the refrigerating chamber that the real-time or timing acquisition of described control chip controlled humidity inductor is preset;
When current humidity value is less than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the first operational mode preset;
When current humidity value is greater than default target humidity value, described control chip controls described magnetic valve and described adjuster runs according to the second operational mode preset, wherein, described first operational mode is that described magnetic valve is opened, the aperture of described regulating part is zero, described second operational mode is described closed electromagnetic valve, and the aperture of described regulating part is maximum.
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| CN201510159171.3A CN104748482B (en) | 2015-04-03 | 2015-04-03 | Refrigerator and its control method |
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| CN201510159171.3A CN104748482B (en) | 2015-04-03 | 2015-04-03 | Refrigerator and its control method |
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| CN104748482B CN104748482B (en) | 2018-12-25 |
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| CN110207443A (en) * | 2019-06-19 | 2019-09-06 | 长虹美菱股份有限公司 | A kind of adjustable wind cooling refrigerator of humidity and its adjusting method |
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