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CN104457099B - The dehumidification control method of the temperature-changing chamber of refrigerator - Google Patents

The dehumidification control method of the temperature-changing chamber of refrigerator Download PDF

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Publication number
CN104457099B
CN104457099B CN201410753186.8A CN201410753186A CN104457099B CN 104457099 B CN104457099 B CN 104457099B CN 201410753186 A CN201410753186 A CN 201410753186A CN 104457099 B CN104457099 B CN 104457099B
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China
Prior art keywords
temperature
changing chamber
fan
heating wire
control
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CN201410753186.8A
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CN104457099A (en
Inventor
冯纬豪
谢培昌
汪胜波
朱江辉
王冬冬
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Guangdong Galanz Enterprises Co Ltd
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Guangdong Galanz Enterprises Co Ltd
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Priority to CN201410753186.8A priority Critical patent/CN104457099B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/14Collecting or removing condensed and defrost water; Drip trays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The dehumidification control method of the temperature-changing chamber of a kind of refrigerator, including the temperature-changing chamber being arranged in refrigerator and circulation air path;It is characterized in that: circulation air path is not exclusively arranged in temperature-changing chamber;At least provided with fan, vaporizer, heating wire and temperature sensor on circulation air path;After starting fan, air is pushed to temperature-changing chamber by fan by air outlet, return air inlet is returned again through temperature-changing chamber, humid air in temperature-changing chamber enters vaporizer, and humid air, by evaporator condensation or icing, becomes dry air, deliver in temperature-changing chamber by air outlet again, complete the cyclic transfer of air, simultaneously, it is achieved the Dehumidification controlling of temperature-changing chamber.Fan and heating wire are separately controlled by controlling element, temperature sensor detection temperature is also fed back in controlling element, controls element and controls fan and heating wire cooperation by preset instructions, it is ensured that room temperature fluctuates in the reasonable scope, when then temperature is too low, fan quits work, and heating wire works on;When temperature is too high, heating wire quits work, and fan works on.

Description

The dehumidification control method of the temperature-changing chamber of refrigerator
Technical field
The present invention relates to the temperature-changing chamber of a kind of refrigerator, particularly to the Dehumidification controlling of the temperature-changing chamber of a kind of refrigerator Method.
Background technology
Three the most common tradition of a family cold refrigerators except having cold room, refrigerating chamber, also temperature-changing chamber, The range of temperature of this type of temperature-changing chamber is usually-18 and spends to 5 degree, due to this temperature-changing chamber variations in temperature Scope has included subzero to above zero, thus temperature control from subzero be adjusted to zero degree with The when of upper, the moisture on food can be by ice-out Cheng Shui, and the water of thawing flows to inside temperature-changing chamber, it is difficult to Discharging, after repeated multiple times alternating temperature, water is cumulative, needs user to clear up voluntarily and could solve, to user's Use brings a lot of trouble.
Summary of the invention
The purpose of the present invention aim to provide a kind of simple and reasonable, effect on moisture extraction good, dependable performance, side The dehumidification control method of the temperature-changing chamber of the refrigerator just operated, to overcome weak point of the prior art.
By the temperature-changing chamber of a kind of refrigerator that this purpose designs, including the temperature-changing chamber being arranged in refrigerator and circulation Air channel;It is characterized in that: described circulation air path is not exclusively arranged in temperature-changing chamber, and one part is arranged at Lower refrigerating chamber;At least provided with fan, vaporizer, heating wire and temperature sensor on circulation air path, logical Passing through fan transmission effect realizes the cyclic transfer of inner air;Wherein, temperature sensor sends detection information To controlling element, fan and heating wire controlled element respectively controls, and controls element through information processing, Perform command adapted thereto: when temperature is too low, fan quits work, and heating wire works on;Send out when temperature is too high Heated filament quits work, and fan works on, it is ensured that room temperature fluctuates in the reasonable scope;Meanwhile, temperature-changing chamber Interior air enters vaporizer, and the moisture in air, by evaporator condensation or icing, is resent to temperature-changing chamber In, thus realize the Dehumidification controlling to temperature-changing chamber.
Described circulation air path the most also includes return air inlet and air outlet, the air-out of at least corresponding fan of air outlet End is arranged or is arranged, through the air-supply effect of passing through fan, inner air by the outlet air end of conduit connection fan From air outlet to return air inlet transmission in the way of one-way circulation.Additionally, heating wire is used for compensating because sending cold wind Causing the excessive descent of alternating temperature indoor temperature, temperature sensor is used for detecting alternating temperature indoor temperature, for temperature Control to provide foundation.
Described fan and heating wire are at least separately controlled work by control element, and temperature sensor detects in time Temperature is fed back in controlling element again, controls fan and quits work, treat that temperature is recovered, control when temperature is too low Fan works on;Control heating wire when temperature is too high to quit work, treat that temperature is recovered, control heating wire Work on, by work of working in coordination, to guarantee that alternating temperature indoor temperature fluctuates in the reasonable scope.
Described temperature sensor at least with air contact, and monitor its temperature, Temperature numerical is fed back in control Element, controls element and realizes controlling to fan and/or heating wire according to pre-set programs.
Secondly, the dehumidification control method of the temperature-changing chamber of described refrigerator, it is characterised in that: control element pre- If control program, according to temperature sensor to monitoring temperature and feedback, make control element by preset instructions pair Fan and/or heating wire control accordingly;Control accordingly;When user adjusts temperature-changing chamber temperature by zero Increase below Du to time above zero, control the practical situation that program refrigerator as required runs, determine pre- If time or preset loop number of times, then start Dehumidification controlling:
A) user starts temperature-changing chamber and controls intensification;
B) temperature-changing chamber is warming up to T1, enters dehumidifying program;
C) fan putting in blast, heating wire begins to warm up, and temperature sensor monitors temperature, in time to control Cell feeds back Temperature numerical;
D), 1., when being down to T2 at a temperature of temperature-changing chamber, control element and control fan and quit work, heating The normal work of silk;When temperature rises to T1, control element control fan and work on;
2., when temperature-changing chamber temperature rises to T3, control element control heating wire and quit work, wind The normal work of fan;When being down to T1 at a temperature of until, control element control heating wire and work on;
E) according to time or the preset loop number of times of user preset, alternating temperature indoor circulation carries out heating or freezing;
F) reaching Preset Time or preset loop number of times, temperature-changing chamber exits dehumidifying program;
G) temperature-changing chamber regulates to preset temperature.
Described T1 is the temperature in temperature-changing chamber zone of reasonableness;When temperature-changing chamber internal temperature drops to T2, its Middle T2 < T1, controls element control fan and quits work, and heating wire normally works, and treats that temperature is recovered to T1 Time, fan works on, and completes once to heat.When temperature-changing chamber internal temperature rises to T3, wherein T1 < T3, controls element control heating wire and quits work, and fan normally works, when temperature is recovered to T1, Heating wire works on, and completes once to freeze.
During Dehumidification controlling, heat and/or separate circulation of freezing completes, until it reaches when presetting Between or arrive preset cycle-index, exit Dehumidification controlling;After temperature-changing chamber exits Dehumidification controlling, automatically on Rise or drop to preset temperature.
The present invention is not exclusively arranged in temperature-changing chamber by circulation air path, arrange again in circulation air path fan, Vaporizer, temperature sensor and heating wire, carry out coordinating control, to alternating temperature to it through controlling element While the Dehumidification controlling of room, it is ensured that temperature fluctuates in the reasonable scope, concrete control method is: dehumidifying control System starts, and fan and heater strip are opened, and wherein, fan draws air delivers to temperature-changing chamber, warp by air outlet Crossing temperature-changing chamber and return again to return air inlet, in temperature-changing chamber, humid air is delivered in vaporizer by return air inlet, air In moisture sent back in temperature-changing chamber by air outlet again by evaporator condensation or icing, dry air, from And realize the Dehumidification controlling of temperature-changing chamber.The cooperating of fan and silk heating can compensate for the temperature caused because of air-supply Degree fluctuation, it is ensured that temperature changes in the range of reasonably, and the cold wind blowed causes temperature-changing chamber temperature as occurred Drop to the situation of T2, control fan out-of-blast, treat that temperature recovery is then turned on fan air-supply to T1; Cause temperature recovery to T3 as occurred that heater strip power is too high, then close heater strip, at a temperature for the treatment of, be down to T1 Restart heater strip.So may insure that the temperature in temperature-changing chamber fluctuates in the range of reasonably, be unlikely to Affect the fresh-keeping of effect on moisture extraction and food.After arrival Preset Time to be recycled or default cycle-index, Exit dehumidifying program.It has simple and reasonable, independence, effect on moisture extraction are good, dependable performance, convenience The feature of operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of first embodiment of the invention.
Fig. 2 is the Dehumidification controlling flow chart of temperature-changing chamber of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
See Fig. 1, the temperature-changing chamber of this refrigerator, including being arranged at temperature-changing chamber 8 and the circulation air path of refrigerator 1, Circulation air path is not exclusively arranged in temperature-changing chamber 8, and one part is arranged at refrigerating chamber 9;Circulation air path On be provided with fan 3, vaporizer 4, heating wire 6 and temperature sensor 7;After fan 3 starts, air-supply Start, be sent in temperature-changing chamber 8 by air outlet 2 air, then be back to return air inlet by temperature-changing chamber 8 5, it is achieved the cyclic transfer of inner air;Fan 3 and vaporizer 4 are arranged at air outlet 2 and return air inlet 5 Between, in temperature-changing chamber 8, malaria enters vaporizer 4, and the moisture in air is by vaporizer 4 Condensation or icing, become dry air, then deliver in temperature-changing chamber 8 by air outlet 2, it is achieved to change The Dehumidification controlling in greenhouse 8.Additionally, temperature sensor 7 detects air themperature, and send detection letter in time Breath is to controlling element, and fan 3 and heating wire 7 controlled element respectively controls, and controls element through information Process, perform command adapted thereto: when temperature is too low, fan 3 quits work, and heating wire 7 works on;Temperature When spending high, heating wire 7 quits work, and fan 3 works on, it is ensured that room temperature fluctuates in the reasonable scope.
Specifically, circulation air path is arranged at refrigerating chamber 9 back, its by pipeline respectively with temperature-changing chamber The air outlet 2 of 8 connects with return air inlet 5, and air is sent in temperature-changing chamber by air outlet 2, returns again to Return air inlet 5 forms interior circulation.Fan 3 and vaporizer 4 are arranged in circulation air path, and are placed in lower freezing On room;Temperature sensor 7 and heating wire 6 are arranged in temperature-changing chamber, and heating wire 6 is placed in middle part, temperature Sensor 7 is placed in middle part.The outlet air end of the conduit correspondence fan 3 of connection air outlet 2 is arranged, and passes through The air-supply effect of fan 3, inner air transmits to return air inlet 5 from air outlet 2 in the way of one-way circulation. Fan 3 works, and alternating temperature room air starts transmission, and air is blown in temperature-changing chamber 8 through air outlet 2, Returning to vaporizer 4 by return air inlet 5 again, malaria enters vaporizer 4, by vaporizer 4 condensation or Freezing, become dry air, deliver in temperature-changing chamber 8 finally by air outlet 2, so, air exists Complete in temperature-changing chamber 8 once to send in cycles, simultaneously, it is achieved the Dehumidification controlling of temperature-changing chamber 8.
Fan 3 and heating wire 6 are separately controlled work by controlling element, and fan 3 is used for blowing and lowering the temperature, Heating wire 6 is for compensating because sending cold wind to cause the excessive descent of temperature, temperature sensor 7 in temperature-changing chamber 8 Temperature in detecting temperature-changing chamber 8, and feed back in controlling element in time, control to provide foundation for temperature. Temperature sensor 7 must and air contact, and monitor its temperature, Temperature numerical is fed back in controlling element, Control element to realize controlling to fan 3 and/or heating wire 6 according to pre-set programs.Wind is controlled when temperature is too low Fan quits work, and treats that temperature is recovered, and controls fan and works on;Control heating wire when temperature is too high to stop Work, treats that temperature is recovered, and controls heating wire and works on, by work of working in coordination, it is ensured that temperature-changing chamber Room temperature fluctuates in the reasonable scope.
Concrete dehumidification control method is: control element pre-set control programs, according to temperature sensor 7 to temperature Degree monitoring and feedback, make control element control fan 3 and/or heating wire 6 accordingly by preset instructions; When user is increased temperature-changing chamber temperature tune to time above zero by subzero, control program ice as required The practical situation that case runs, determines Preset Time or preset loop number of times, then starts Dehumidification controlling:
A) user starts temperature-changing chamber and controls intensification;
B) temperature-changing chamber is warming up to T1, enters dehumidifying program;
C) fan 3 putting in blast, heating wire 6 begins to warm up, and temperature sensor 7 monitors temperature, in time To controlling cell feeds back Temperature numerical;
D), 1., when being down to T2 at a temperature of temperature-changing chamber, control element and control fan 3 and quit work, send out Heated filament 7 normally works;When temperature rises to T1, control element control fan 3 and work on;
2., when temperature-changing chamber temperature rises to T3, control element control heating wire 6 and quit work, Fan 3 normally works;When being down to T1 at a temperature of until, control element control heating wire 6 and work on;
E) according to time or the preset loop number of times of user preset, alternating temperature indoor circulation carries out heating or freezing;
F) reaching Preset Time or preset loop number of times, temperature-changing chamber exits dehumidifying program;
G) temperature-changing chamber regulates to preset temperature.
Wherein, T1 is the reasonable temperature of temperature-changing chamber;When temperature-changing chamber internal temperature drops to T2, wherein T2 < T1, controls element control fan 3 and quits work, and heating wire 6 normally works, and treats that temperature is recovered to T1 Time, fan 3 works on, and completes a heating schedule.When temperature-changing chamber internal temperature rises to T3, its Middle T1 < T3, controls element control heating wire 6 and quits work, and fan 3 normally works, and treats that temperature is recovered During to T1, heating wire 6 works on, and completes a refrigerant sequence.
In Dehumidification controlling, heat and/or separate circulation of freezing completes, until it reaches Preset Time or arrive Reach default cycle-index, exit Dehumidification controlling;After temperature-changing chamber exits Dehumidification controlling, Automatic Program adjusts Temperature-changing chamber rises or falls to preset temperature.
The above-mentioned preferred version for the present invention, those of ordinary skill in the art to its simple modification or transformation, Within all falling within protection scope of the present invention.

Claims (8)

1. a dehumidification control method for the temperature-changing chamber of refrigerator, including the alternating temperature being arranged in refrigerator (1) Room (8) and circulation air path;Described circulation air path is not exclusively arranged in temperature-changing chamber (8), one part It is arranged at refrigerating chamber (9);At least provided with fan (3), vaporizer (4), heating on circulation air path Silk (6) and temperature sensor (7), the circulation being realized inner air by fan (3) transmission effect is passed Send;Wherein, temperature sensor (7) sends information to control element, fan (3) and heating wire (6) Then distinguish controlled element to control, control element through information processing, execution command adapted thereto: temperature is too low Time fan (3) quit work, heating wire (6) works on;When temperature is too high, heating wire (6) stops Work, fan (3) works on, it is ensured that room temperature fluctuates in the reasonable scope;Air enters vaporizer (4) After being dried process, then send temperature-changing chamber (8) realization dehumidifying back to;
It is characterized in that: control the instruction of element default control, according to temperature sensor (7) to monitoring temperature And feedback, make control element by preset instructions, fan (3) and/or heating wire (6) be controlled accordingly; When user is increased temperature-changing chamber temperature tune to time above zero by subzero, control program ice as required The practical situation that case runs, determines Preset Time or preset loop number of times, then starts Dehumidification controlling:
A) user starts temperature-changing chamber and controls intensification;
B) temperature-changing chamber is warming up to T1, enters dehumidifying program;
C) fan (3) putting in blast, heating wire (6) begins to warm up, and temperature sensor (7) monitors Temperature, in time to controlling cell feeds back Temperature numerical;
D), 1., when being down to T2 at a temperature of temperature-changing chamber, control element and control fan (3) and quit work, Heating wire (6) normally works;When temperature rises to T1, control element and control fan (3) continuation work Make;
2., when temperature-changing chamber temperature rises to T3, control element control heating wire (6) and quit work, Fan (3) normally works;When being down to T1 at a temperature of until, control element and control heating wire (6) continuation work Make;
E) according to time or the preset loop number of times of user preset, alternating temperature indoor circulation carries out heating or freezing;
F) reaching Preset Time or preset loop number of times, temperature-changing chamber exits dehumidifying program;
G) temperature-changing chamber regulates to preset temperature.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 1, it is characterised in that described Circulation air path the most also includes air outlet (2) and return air inlet (5), through the air-supply effect of passing through fan (3), Inner air sends in cycles in temperature-changing chamber.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 2, it is characterised in that described The outlet air end of at least corresponding fan (3) of air outlet (2) is arranged or going out by conduit connection fan (3) Wind end is arranged, and transmits to return air inlet (5) in temperature-changing chamber from air outlet (2) realizing inner air again.
4. according to the dehumidification control method of the temperature-changing chamber of refrigerator described in any one of claim 1-3, its feature It is that described fan (3) and heating wire (6) are separately controlled work, temperature sensor (7) by controlling element Detection temperature is fed back in controlling element more in time, controls fan (3) and quits work, treat temperature when temperature is too low Degree recovers, and controls fan (3) and works on;Control heating wire (6) when temperature is too high to quit work, Treat that temperature is recovered, control heating wire (6) and work on, by work of working in coordination, to guarantee temperature-changing chamber Interior temperature fluctuates at zone of reasonableness.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 4, it is characterised in that described Temperature sensor (7) at least with air contact, and monitor its temperature, Temperature numerical is fed back in controlling element, Control element to realize controlling to fan (3) and/or heating wire (6) according to preset instructions.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 1, it is characterised in that: institute Stating T1 is the temperature in temperature-changing chamber zone of reasonableness, when temperature-changing chamber internal temperature drops to T2, wherein T2 < T1, controls element control fan (3) and quits work, and heating wire (6) normally works, and treats that temperature is recovered During to T1, fan (3) works on, and completes once to heat.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 6, it is characterised in that: institute Stating T1 is the temperature in temperature-changing chamber zone of reasonableness, when temperature-changing chamber internal temperature rises to T3, wherein T1 < T3, controls element control heating wire (6) and quits work, and fan (3) normally works, and treats that temperature is recovered During to T1, heating wire (6) works on, and completes once to freeze.
The dehumidification control method of the temperature-changing chamber of refrigerator the most according to claim 7, it is characterised in that: In Dehumidification controlling, heat and/or separate circulation of freezing completes, until it reaches Preset Time or arrival are pre- If cycle-index, exit Dehumidification controlling;After temperature-changing chamber exits Dehumidification controlling, Automatic Program adjusts alternating temperature Room rises or falls to preset temperature.
CN201410753186.8A 2014-12-10 2014-12-10 The dehumidification control method of the temperature-changing chamber of refrigerator Active CN104457099B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110345692A (en) * 2018-04-02 2019-10-18 合肥华凌股份有限公司 Refrigerator, refrigerator temperature-changing chamber and the control method for refrigerator temperature-changing chamber
CN111397303B (en) * 2020-03-31 2021-09-14 海信(山东)冰箱有限公司 Refrigeration equipment and control method thereof
CN115507595B (en) * 2021-06-07 2024-01-05 青岛海尔电冰箱有限公司 Refrigerating and freezing device

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US5524447A (en) * 1993-08-09 1996-06-11 Samsung Electronics Co., Ltd. Temperature control method of refrigerator
CN2367983Y (en) * 1999-01-27 2000-03-08 广东科龙电器股份有限公司 Volume-variable refrigerator
CN2630760Y (en) * 2003-06-09 2004-08-04 安徽博西华制冷有限公司 Domestic temperature humidity-coutrolled electric refrigerator
CN101368785A (en) * 2007-08-13 2009-02-18 海信(北京)电器有限公司 Air cooling refrigerator
CN203605576U (en) * 2013-11-25 2014-05-21 河南新飞电器有限公司 Air cooling refrigerator with temperature variation chamber located at bottom
CN204345990U (en) * 2014-12-10 2015-05-20 广东格兰仕集团有限公司 The temperature-changing chamber of refrigerator

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Publication number Priority date Publication date Assignee Title
US4856287A (en) * 1987-03-13 1989-08-15 Kabushiki Kaisha Toshiba Temperature controller and method of temperature control for use in a refrigerating device
US5524447A (en) * 1993-08-09 1996-06-11 Samsung Electronics Co., Ltd. Temperature control method of refrigerator
CN2367983Y (en) * 1999-01-27 2000-03-08 广东科龙电器股份有限公司 Volume-variable refrigerator
CN2630760Y (en) * 2003-06-09 2004-08-04 安徽博西华制冷有限公司 Domestic temperature humidity-coutrolled electric refrigerator
CN101368785A (en) * 2007-08-13 2009-02-18 海信(北京)电器有限公司 Air cooling refrigerator
CN203605576U (en) * 2013-11-25 2014-05-21 河南新飞电器有限公司 Air cooling refrigerator with temperature variation chamber located at bottom
CN204345990U (en) * 2014-12-10 2015-05-20 广东格兰仕集团有限公司 The temperature-changing chamber of refrigerator

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