CN101413747A - Improved refrigerator with temperature-variable room - Google Patents
Improved refrigerator with temperature-variable room Download PDFInfo
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- CN101413747A CN101413747A CNA2007100472214A CN200710047221A CN101413747A CN 101413747 A CN101413747 A CN 101413747A CN A2007100472214 A CNA2007100472214 A CN A2007100472214A CN 200710047221 A CN200710047221 A CN 200710047221A CN 101413747 A CN101413747 A CN 101413747A
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Abstract
An improved refrigerator with a cool select zone comprises a refrigerating room, a cold room, the cool select zone and a control part. The cool select zone is arranged in the cold room and provided with an air inlet and an air outlet. The refrigerator also comprises an induced duct, one end of which is connected with the refrigerating room and the other end of which is connected with the air inlet of the cool select zone; as well as an air quantity control structure connected with the induced duct. The control method for the refrigerator comprises: when T is more than Ts-0.5, a controller opens an electric air door to lead cooling air and the on-state of an evaporator fan is retained, if the fan stops, the fan is forcedly started to speed up the flow of cooling air and lower the temperature; when T is less than Ts-0.5, the controller closes the electric air door, the fan recovers to the normal operating state for heat preservation. The refrigerator can conveniently set the temperature to satisfy the fresh-keeping requirements of most daily food; moreover, the refrigerator has the advantages of simple structure, high speed of temperature change, wide regulation range, no remaining frost formation, etc..
Description
Technical field
The invention belongs to technical field of electric appliances, relate to refrigerator, especially have the refrigerator of alternating temperature function.
Background technology
Existing refrigerator on the market is an example with the clamshell doors refrigerator, mostly comprises independently refrigerating chamber and refrigerating chamber, lays respectively at the left and right sides of refrigerator body.Wherein refrigerating chamber is positioned at the right side of casing, takies very big space, but its reserve temperature can only regulate in scope very limited more than 0 ℃, with present user the diversified temperature requirements of preserving food is contradicted.Existing temperature-changing chamber is introduced cold air by the method for digging a hole in the refrigerating chamber side and is carried out heat in the mode of free convection and transmit on the market, the temperature-changing chamber that adopts this mode is because temperature-changing chamber directly is communicated with refrigerating chamber, and refrigerating chamber is interior can to form residual white phenomenon in the refrigerating chamber side thereby the wet gas in the temperature-changing chamber will enter.Utilize the mode of free convection to carry out heat transmission simultaneously, thereby cooling velocity is also relatively slow.In a word, it is little that existing temperature-changing chamber has temperature regulating range usually, and temperature changing speed reaches slowly because structure and control method are improper many shortcomings such as occurring the frosting phenomenon in the refrigerating chamber side.
Summary of the invention
The object of the present invention is to provide a kind of improved refrigerator with temperature-changing chamber, realize that an internal temperature can change in the larger context and not can the refrigerating chamber side occur the frosting phenomenon regulated temperature between the chamber.
For reaching above purpose, solution of the present invention is:
Improved refrigerator with temperature-changing chamber comprises refrigerating chamber, refrigerating chamber, temperature-changing chamber, and control section, temperature-changing chamber are arranged in the refrigerating chamber, and this temperature-changing chamber is provided with air inlet, return air inlet; Also comprise induced duct, the one end links to each other with refrigerating chamber, and the other end links to each other with the air inlet of temperature-changing chamber; The air quantity control structure that also comprises and link to each other with induced duct.
Further, this temperature-changing chamber comprises outer box and drawer, the air inlet that outer box left side has a cold air of being convenient to induced duct to enter, and outer box right side is the air port once, and internal cavities is used for holding drawer.
This induced duct is embedded in the interlayer between refrigerating chamber and the refrigerating chamber, bottom in the middle of the upper end open of induced duct is positioned at from refrigerating chamber to the refrigerating chamber air channel, link to each other with the evaporimeter air channel of refrigerating chamber, lower ending opening is positioned at temperature-changing chamber air inlet front, communicate with the return air inlet on outer box right side, form a complete loop, air channel.
This air quantity control structure is a MOD.Entering of the control cold air that is provided with in the middle of the left side of box and the induced duct lower ending opening outside.
This MOD is arranged in the middle of the left side and induced duct lower ending opening of the outer box of temperature-changing chamber.
Temperature sensor is arranged in the temperature-changing chamber, and the temperature of induction temperature-changing chamber is sent to the master control borad of control section, and shows on display board.
Control section also comprises button, links to each other with master control borad, is used to set the temperature value of temperature-changing chamber, and by display unit, for example shows by 4 LED lamps.
Above-mentioned control method of refrigerator comprises: by the actual temperature T of temperature sensor senses temperature-changing chamber; The user is compared by temperature T s and actual temperature T by the key assignments temperature-changing chamber, when actual temperature T sets difference greater than the temperature T s that sets temperature-changing chamber, controller instruction MOD is opened, introduce cold air, and the opening of maintenance evaporator fan, if evaporator fan is in and stops, then force start is to quicken cold air flow, to accelerate cooling; When actual temperature T set difference less than design temperature Ts, controller instruction MOD was closed, and evaporator fan is got back to normal operating condition to be incubated.
Also comprise: the design temperature Ts of temperature-changing chamber is shown by the LED lamp of display board; With temperature sensor senses to the actual temperature T of temperature-changing chamber on display board, show.
This setting difference is 0.5 degree centigrade.
Owing to adopted such scheme, the present invention has following characteristics: it is provided with a temperature-changing chamber in the refrigerating chamber of refrigerator, can easily temperature be set at-10 ℃ (being fit to ice cream),-7 ℃ (being fit to meat),-4 ℃ (being fit to prepared food) and 0 ℃ (deepfreeze) can satisfy the fresh-keeping requirement of most of daily bread; And have simple in structurely, and alternating temperature speed is fast, and adjustable range is extensively and can not form advantage such as residual frost at refrigerating chamber.
Description of drawings
Fig. 1 is the clamshell doors refrigerator structure schematic diagram of the embodiment of the invention.
Fig. 2 is the theory diagram of the control section of the embodiment of the invention.
Fig. 3 is the temperature control flow figure of the embodiment of the invention.
The specific embodiment
The present invention is further illustrated below in conjunction with the accompanying drawing illustrated embodiment.
As shown in Figure 1, temperature-changing chamber is made of structure division and control section two large divisions among the present invention.Wherein structure division is used for constituting the main body and the air channel of temperature-changing chamber, and control part assigns to finish the temperature-changing chamber temperature controlling.As shown in Figure 1, the left side of casing is a refrigerating chamber 10, is provided with evaporimeter 9 in refrigerating chamber, and an evaporator fan 1 is arranged on evaporimeter top, and refrigerating chamber 3 is positioned at the right side of casing, and temperature of refrigerating chamber carries out independent control by MOD 2.Temperature-changing chamber is positioned at the bottom of refrigerating chamber 3, adds a drawer 7 by outer box 6 and forms.Embedding in the interlayer between refrigerating chamber and refrigerating chamber have an induced duct 5, the bottom in the middle of the upper end open of this induced duct is positioned at from refrigerating chamber to the refrigerating chamber air channel, and lower ending opening is positioned at temperature-changing chamber air inlet front.In the middle of the left side of box 6 and induced duct 5 lower ending openings MOD 11 is arranged outside, cold air enters in the temperature-changing chamber via MOD from the lower ending opening of induced duct.Air port 8 once, the right side of box outside, thus this return air inlet 8 links to each other with the evaporimeter air channel 9 that is positioned at refrigerating chamber 10 by air channel 5 and constitutes a complete loop, air channel.
As shown in Figure 2, control section of the present invention mainly is made up of master control borad, button, temperature sensor, MOD and display board.The temperature sensor 4 that the is positioned at temperature-changing chamber at first temperature signal of nernst cell is sent to master control borad, is judged current actual temperature and is shown by display board by master control borad.Button links to each other with master control borad, can set the temperature value of temperature-changing chamber by button, and the result of setting represents by 4 LED lamps.
The temperature-controlled process of temperature-changing chamber as shown in Figure 3, at first according to the temperature of user's requirement by pressing the key assignments temperature-changing chamber, microcontroller identification above the master control borad is represented on display board with different LED lamps by the result of key assignments and with the state of setting, the signal that the microcontroller temperature sensor sends from temperature-changing chamber identifies the actual temperature T in the current temperature-changing chamber and the temperature T s of this temperature and setting is compared, if actual temperature T is more than or equal to more than design temperature Ts+0.5 ℃ the time, controller sends instruction opens so that the cold of coming from induced duct can enter in the temperature-changing chamber MOD.This moment, controller also can be judged the ruuning situation of evaporator fan, if evaporator fan be open just to keep its present situation constant, if thereby fan be stop just open with convenient MOD unlatching by controller the time have cold in induced duct enters into temperature-changing chamber, to reach the purpose of fast cooling from evaporimeter by the running of fan always.After cooling after a while, when the temperature in the temperature-changing chamber drops to below design temperature Ts-0.5 ℃, controller sends instruction closes MOD, thereby stop cold air to flow into temperature-changing chamber again, cancel the force start evaporator fan simultaneously and make it get back to normal operating condition, enter holding stage.Open MOD again and start fan to time more than Ts+0.5 ℃ when temperature recovery and blow, so go round and begin again and just can control temperature in the temperature-changing chamber accurately in the temperature range that sets.
Structurally face of the present invention has increased induced duct, the control aspect is the force start evaporator fan after opening MOD, mode with forced convertion is blown into cold air in the temperature-changing chamber by induced duct from evaporimeter, the normal operational mode of forced service recovering state of cancellation evaporator fan after MOD is closed, adopt the temperature-changing chamber of this implementation to avoid temperature-changing chamber to be communicated with, can thoroughly stop the generation of residual white phenomenon with the direct of refrigerating chamber; In addition, adopt the heat transfer type of forced convertion, its cooling velocity is faster with respect to the free convection mode.
This temperature-changing chamber can be set at temperature-10 ℃ (being fit to ice cream) easily, and-7 ℃ (being fit to meat) ,-4 ℃ (being fit to prepared food) and 0 ℃ (deepfreeze) can satisfy the fresh-keeping requirement of most of daily bread.
The above-mentioned description to embodiment is can understand and apply the invention for ease of those skilled in the art.The person skilled in the art obviously can easily make various modifications to these embodiment, and needn't pass through performing creative labour being applied in the General Principle of this explanation among other embodiment.Therefore, the invention is not restricted to the embodiment here, those skilled in the art should be within protection scope of the present invention for improvement and modification that the present invention makes according to announcement of the present invention.
Claims (10)
1, improved refrigerator with temperature-changing chamber comprises refrigerating chamber, refrigerating chamber, temperature-changing chamber, and control section is characterized in that: temperature-changing chamber is arranged in the refrigerating chamber, and this temperature-changing chamber is provided with air inlet, return air inlet; Also comprise induced duct, the one end links to each other with refrigerating chamber, and the other end links to each other with the air inlet of temperature-changing chamber; The air quantity control structure that also comprises and link to each other with induced duct.
2, improved refrigerator according to claim 1 with temperature-changing chamber, it is characterized in that: this temperature-changing chamber comprises outer box and drawer, the air inlet that outer box left side has a cold air of being convenient to induced duct to enter, outer box right side is the air port once, and internal cavities is used for holding drawer.
3, improved refrigerator according to claim 1 with temperature-changing chamber, it is characterized in that: this induced duct is embedded in the interlayer between refrigerating chamber and the refrigerating chamber, bottom in the middle of the upper end open of induced duct is positioned at from refrigerating chamber to the refrigerating chamber air channel, link to each other with the evaporimeter air channel of refrigerating chamber, lower ending opening is positioned at temperature-changing chamber air inlet front, communicate with the return air inlet on outer box right side, form a complete loop, air channel.
4, improved refrigerator with temperature-changing chamber according to claim 1, it is characterized in that: this air quantity control structure is a MOD.Entering of the control cold air that is provided with in the middle of the left side of box and the induced duct lower ending opening outside.
5, improved refrigerator with temperature-changing chamber according to claim 4 is characterized in that: this MOD is arranged in the middle of the left side and induced duct lower ending opening of the outer box of temperature-changing chamber.
6, improved refrigerator according to claim 1 with temperature-changing chamber, it is characterized in that: temperature sensor is arranged in the temperature-changing chamber, and the temperature of induction temperature-changing chamber is sent to the master control borad of control section, and shows on display board.
7, improved refrigerator with temperature-changing chamber according to claim 1, it is characterized in that: control section also comprises button, links to each other with master control borad, is used to set the temperature value of temperature-changing chamber, and shows by the LED lamp.
8, arbitrary described control method of refrigerator in the claim 1 to 7 is characterized in that: comprising: by the actual temperature T of temperature sensor senses temperature-changing chamber; The user is compared by temperature T s and actual temperature T by the key assignments temperature-changing chamber, when actual temperature T sets difference greater than the temperature T s that sets temperature-changing chamber, controller instruction MOD is opened, introduce cold air, and the opening of maintenance evaporator fan, if evaporator fan is in and stops, then force start is to quicken cold air flow, to accelerate cooling; When actual temperature T set difference less than design temperature Ts, controller instruction MOD was closed, and evaporator fan is got back to normal operating condition to be incubated.
9, control method of refrigerator according to claim 8 is characterized in that: also comprise: the design temperature Ts of temperature-changing chamber is shown by the LED lamp of display board; With temperature sensor senses to the actual temperature T of temperature-changing chamber on display board, show.
10, control method of refrigerator according to claim 8 is characterized in that: this setting difference is 0.5 degree centigrade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100472214A CN101413747B (en) | 2007-10-19 | 2007-10-19 | Improved refrigerator with temperature-variable room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100472214A CN101413747B (en) | 2007-10-19 | 2007-10-19 | Improved refrigerator with temperature-variable room |
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| Publication Number | Publication Date |
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| CN101413747A true CN101413747A (en) | 2009-04-22 |
| CN101413747B CN101413747B (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007100472214A Expired - Fee Related CN101413747B (en) | 2007-10-19 | 2007-10-19 | Improved refrigerator with temperature-variable room |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101968663A (en) * | 2010-09-17 | 2011-02-09 | 合肥美的荣事达电冰箱有限公司 | Temperature control method and device of temperature changing subchamber and refrigerator with same |
| CN102261803A (en) * | 2011-08-25 | 2011-11-30 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and ice refreshing refrigeration box thereof |
| CN102374753A (en) * | 2011-09-30 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Refrigeration control method of air cooling refrigerator |
| CN102538343A (en) * | 2010-12-10 | 2012-07-04 | 博西华家用电器有限公司 | Refrigerator and air flue system of compartment of refrigerator |
| CN102706069A (en) * | 2012-06-14 | 2012-10-03 | 海信容声(广东)冰箱有限公司 | Refrigerator and control method for temperature-changing chamber of refrigerator |
| CN103423942A (en) * | 2013-08-13 | 2013-12-04 | 海信容声(广东)冰箱有限公司 | Refrigerator provided with separate variable-temperature region |
| CN104180579A (en) * | 2014-09-10 | 2014-12-03 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN104266433A (en) * | 2014-10-08 | 2015-01-07 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN104457094A (en) * | 2014-06-27 | 2015-03-25 | 青岛海尔股份有限公司 | Refrigerator |
| WO2015096700A1 (en) * | 2013-12-23 | 2015-07-02 | 海尔集团公司 | Chamber with uniform temperature change and refrigerator having same |
| CN105042987A (en) * | 2015-08-20 | 2015-11-11 | 海信（山东）冰箱有限公司 | Method and device for controlling temperature varying chamber of refrigerator |
| CN105157338A (en) * | 2015-08-20 | 2015-12-16 | 海信（山东）冰箱有限公司 | Method and device for controlling variable temperature chamber of refrigerator |
| CN105806010A (en) * | 2016-05-17 | 2016-07-27 | 合肥美菱股份有限公司 | Air-cooled refrigerator comprising temperature-and-humidity-adjustable area and control method of air-cooled refrigerator |
| CN107024062A (en) * | 2017-05-31 | 2017-08-08 | 青岛海尔股份有限公司 | A kind of refrigerator and its control method |
| CN108088147A (en) * | 2017-12-07 | 2018-05-29 | 合肥华凌股份有限公司 | Refrigerator |
| CN109696001A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly |
| CN109696009A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly and refrigerator |
| CN109696010A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly and side by side combination refrigerator |
| CN112240677A (en) * | 2020-11-25 | 2021-01-19 | 合肥工业大学 | Control method for multifunctional chamber of refrigerator |
| CN113985951A (en) * | 2021-12-22 | 2022-01-28 | 广州市腾嘉自动化仪表有限公司 | Semiconductor material vacuum multi-temperature-zone control method and system |
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| CN2390158Y (en) * | 1999-08-11 | 2000-08-02 | 广东科龙电器股份有限公司 | Temp. change air-cooled refrigerator |
| CN1164908C (en) * | 2002-07-19 | 2004-09-01 | 合肥荣事达集团有限责任公司 | Control method of refrigerator temperature-changing chamber |
| CN1213263C (en) * | 2002-08-19 | 2005-08-03 | 乐金电子(天津)电器有限公司 | Electric refrigerator having soft freezing and freshness keeping chamber |
| CN2716770Y (en) * | 2004-05-12 | 2005-08-10 | 苏州三星电子有限公司 | A refrigerating unit for temperature changing chamber of refrigerator |
| CN100494835C (en) * | 2006-04-06 | 2009-06-03 | 松下电器产业株式会社 | Refrigerator |
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2007
- 2007-10-19 CN CN2007100472214A patent/CN101413747B/en not_active Expired - Fee Related
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| CN101968663A (en) * | 2010-09-17 | 2011-02-09 | 合肥美的荣事达电冰箱有限公司 | Temperature control method and device of temperature changing subchamber and refrigerator with same |
| CN101968663B (en) * | 2010-09-17 | 2013-09-25 | 合肥美的电冰箱有限公司 | Temperature control method and device of temperature changing subchamber and refrigerator with same |
| CN102538343A (en) * | 2010-12-10 | 2012-07-04 | 博西华家用电器有限公司 | Refrigerator and air flue system of compartment of refrigerator |
| CN102538343B (en) * | 2010-12-10 | 2016-06-15 | 博西华家用电器有限公司 | The ducting system of a kind of refrigerator and therebetween chamber |
| CN102261803B (en) * | 2011-08-25 | 2013-09-04 | 合肥美的电冰箱有限公司 | Refrigerator and ice refreshing refrigeration box thereof |
| CN102261803A (en) * | 2011-08-25 | 2011-11-30 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and ice refreshing refrigeration box thereof |
| CN102374753A (en) * | 2011-09-30 | 2012-03-14 | 合肥美的荣事达电冰箱有限公司 | Refrigeration control method of air cooling refrigerator |
| CN102706069A (en) * | 2012-06-14 | 2012-10-03 | 海信容声(广东)冰箱有限公司 | Refrigerator and control method for temperature-changing chamber of refrigerator |
| CN102706069B (en) * | 2012-06-14 | 2014-12-10 | 海信容声（扬州）冰箱有限公司 | Refrigerator and control method for temperature-changing chamber of refrigerator |
| CN103423942A (en) * | 2013-08-13 | 2013-12-04 | 海信容声(广东)冰箱有限公司 | Refrigerator provided with separate variable-temperature region |
| WO2015096700A1 (en) * | 2013-12-23 | 2015-07-02 | 海尔集团公司 | Chamber with uniform temperature change and refrigerator having same |
| CN104457094A (en) * | 2014-06-27 | 2015-03-25 | 青岛海尔股份有限公司 | Refrigerator |
| CN104180579A (en) * | 2014-09-10 | 2014-12-03 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN104266433A (en) * | 2014-10-08 | 2015-01-07 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN105157338A (en) * | 2015-08-20 | 2015-12-16 | 海信（山东）冰箱有限公司 | Method and device for controlling variable temperature chamber of refrigerator |
| CN105157338B (en) * | 2015-08-20 | 2018-03-30 | 海信（山东）冰箱有限公司 | A kind of refrigerator temperature-changing chamber control method and device |
| CN105042987A (en) * | 2015-08-20 | 2015-11-11 | 海信（山东）冰箱有限公司 | Method and device for controlling temperature varying chamber of refrigerator |
| CN105806010A (en) * | 2016-05-17 | 2016-07-27 | 合肥美菱股份有限公司 | Air-cooled refrigerator comprising temperature-and-humidity-adjustable area and control method of air-cooled refrigerator |
| CN105806010B (en) * | 2016-05-17 | 2018-07-24 | 合肥美菱股份有限公司 | A kind of wind cooling refrigerator and its control method including temperature controllable humidity regions |
| CN107024062B (en) * | 2017-05-31 | 2020-07-28 | 青岛海尔股份有限公司 | Refrigerator and control method thereof |
| CN107024062A (en) * | 2017-05-31 | 2017-08-08 | 青岛海尔股份有限公司 | A kind of refrigerator and its control method |
| CN108088147A (en) * | 2017-12-07 | 2018-05-29 | 合肥华凌股份有限公司 | Refrigerator |
| CN109696001A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly |
| CN109696010A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly and side by side combination refrigerator |
| WO2019153913A1 (en) * | 2018-02-09 | 2019-08-15 | 青岛海尔股份有限公司 | Refrigerating air supply assembly and side-by-side refrigerator |
| CN109696009A (en) * | 2018-02-09 | 2019-04-30 | 青岛海尔股份有限公司 | Refrigeration air-supply assembly and refrigerator |
| CN109696010B (en) * | 2018-02-09 | 2020-12-01 | 海尔智家股份有限公司 | Cold-stored air supply assembly and side by side combination refrigerator |
| CN109696009B (en) * | 2018-02-09 | 2020-12-04 | 海尔智家股份有限公司 | Cold-stored air supply assembly and refrigerator |
| CN112240677A (en) * | 2020-11-25 | 2021-01-19 | 合肥工业大学 | Control method for multifunctional chamber of refrigerator |
| CN113985951A (en) * | 2021-12-22 | 2022-01-28 | 广州市腾嘉自动化仪表有限公司 | Semiconductor material vacuum multi-temperature-zone control method and system |
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| CN101413747B (en) | 2012-07-25 |
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