CN103388920A - Refrigerating system and refrigerator provided with same - Google Patents
Refrigerating system and refrigerator provided with same Download PDFInfo
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- CN103388920A CN103388920A CN2013103552428A CN201310355242A CN103388920A CN 103388920 A CN103388920 A CN 103388920A CN 2013103552428 A CN2013103552428 A CN 2013103552428A CN 201310355242 A CN201310355242 A CN 201310355242A CN 103388920 A CN103388920 A CN 103388920A
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Abstract
The invention discloses a refrigerating system and a refrigerator provided with the refrigerating system. The refrigerating system comprises a control valve, a refrigerating chamber throttling element, a refrigerating chamber evaporator, a first temperature variable chamber throttling element, a temperature variable chamber freezing evaporator, a temperature variable chamber refrigerating evaporator, a second temperature variable chamber throttling element and a freezing chamber throttling element, wherein the control valve is provided with a valve inlet, a first valve outlet, a second valve outlet, a third valve outlet and a fourth valve outlet, the refrigerating chamber throttling element is communicated with the first valve outlet, the refrigerating chamber evaporator is communicated with the refrigerating chamber throttling element, the first temperature variable chamber throttling element is communicated with the second valve outlet, the temperature variable chamber freezing evaporator is communicated with the first temperature variable chamber throttling element, the temperature variable chamber refrigerating evaporator is communicated with the temperature variable chamber freezing evaporator, the second temperature variable chamber throttling element is communicated with the third valve outlet and the temperature variable chamber refrigerating evaporator, and the freezing chamber throttling element is communicated with the fourth valve outlet. The refrigerating system disclosed by the embodiment of the invention has the advantages that wide variable temperature of a temperature variable chamber is realized, the temperature control is accurate, the service life is long, and the like.
Description
Technical field
The present invention relates to field of household appliances, in particular to a kind of refrigeration system and the refrigerator with described refrigeration system.
Background technology
Existing three computer refrigerators are three systems or two systems.The temperature of the temperature-changing chamber of the refrigerator of these two kinds of systems all can not realize the wide cut alternating temperature of-18 ℃～10 ℃, and temperature control is shorter service life inaccurate, compressor.
Summary of the invention
The present invention is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.For this reason, one object of the present invention is to propose a kind of refrigeration system that can realize temperature-changing chamber wide cut alternating temperature, temperature precise control, long service life.
Another object of the present invention is to propose a kind of refrigerator with described refrigeration system.
For achieving the above object, a first aspect of the present invention proposes a kind of refrigeration system, and described refrigeration system comprises: compressor; Condenser, the import of described condenser is communicated with the outlet of described compressor; Control valve, described control valve have the valve import and can distinguish the first valve outlet port, second valve outlet, the 3rd valve outlet port and the 4th valve outlet port that opens and closes separately, and the outlet of described condenser is communicated with described valve import; The refrigerating chamber throttling element, the import of described refrigeration throttling element is communicated with the first valve outlet port; Refrigerator evaporator, the import of described refrigerator evaporator is communicated with the outlet of described refrigerating chamber throttling element; The first temperature-changing chamber throttling element, the import of described the first temperature-changing chamber throttling element is communicated with described second valve outlet; The temperature-changing chamber refrigerating evaporator, the import of described temperature-changing chamber refrigerating evaporator is communicated with the outlet of described the first temperature-changing chamber throttling element; The temperature-changing chamber refrigeration evaporator, the import of described temperature-changing chamber refrigeration evaporator is communicated with the outlet of described temperature-changing chamber refrigerating evaporator; The second temperature-changing chamber throttling element, the import of described the second temperature-changing chamber throttling element is communicated with described the 3rd valve outlet port, and the outlet of described the second temperature-changing chamber throttling element is communicated with the outlet of described temperature-changing chamber refrigerating evaporator and the import of described temperature-changing chamber refrigeration evaporator respectively; The refrigerating chamber throttling element, the import of described refrigerating chamber throttling element is communicated with described the 4th valve outlet port; And freezer evaporator, the import of described freezer evaporator is communicated with the outlet of the outlet of described refrigerator evaporator, described temperature-changing chamber refrigeration evaporator and the outlet of described refrigerating chamber throttling element respectively, and the outlet of described freezer evaporator is communicated with the import of described compressor.
has described the first valve outlet port according to the refrigeration system of the embodiment of the present invention by setting, described second valve outlet, the described control valve of described the 3rd valve outlet port and four valve outlet ports that can open and close separately of described the 4th valve outlet port, and be provided with described temperature-changing chamber refrigerating evaporator and two evaporimeters of described temperature-changing chamber refrigeration evaporator freeze to described temperature-changing chamber, thereby can be by six kinds of on off operating modes of described control valve, realize the cold storage function of described temperature-changing chamber and the conversion of freezing function, and then can realize described temperature-changing chamber-18 ℃～10 ℃ of wide cut alternating temperatures, and when described temperature-changing chamber is changed from freezing function to cold storage function, temperature is controlled precisely, can avoid the described compressor available machine time too short and affect service life.Therefore, have according to the refrigeration system of the embodiment of the present invention advantages such as can realizing temperature-changing chamber wide cut alternating temperature, temperature precise control, long service life.
In addition, refrigeration system according to the above embodiment of the present invention can also have following additional technical characterictic:
According to one embodiment of present invention, described refrigeration system also comprises filter, and described filter is connected between described condenser and described control valve.Can improve the refrigeration of described refrigeration system thus.
According to one embodiment of present invention, described refrigeration system also comprises anti-condensation pipe, and described anti-condensation pipe is connected between described condenser and described control valve.Can prevent thus the junction frosting of casing and the door body of refrigerator.
According to one embodiment of present invention, described control valve is motor-driven valve.Can control more accurate by described control valve, more quickly the various refrigerating states of described refrigeration system thus.
According to one embodiment of present invention, described refrigerating chamber throttling element, described the first temperature-changing chamber throttling element, described the second temperature-changing chamber throttling element and described refrigerating chamber throttling element are capillary.Can guarantee restriction effect thus, and enforcement is easy, cost is low.
A second aspect of the present invention proposes a kind of refrigerator, and described refrigerator comprises casing and refrigeration system.Have refrigerating chamber, temperature-changing chamber and refrigerating chamber in described casing.Described refrigeration system is described according to a first aspect of the invention refrigeration system, wherein said refrigerator evaporator is used for described refrigerating chamber refrigeration, described temperature-changing chamber refrigeration evaporator and described temperature-changing chamber refrigerating evaporator are used for described temperature-changing chamber refrigeration, and described freezer evaporator is used for described refrigerating chamber refrigeration.
Pass through to utilize described according to a first aspect of the invention refrigeration system according to the refrigerator of the embodiment of the present invention, have temperature-changing chamber and can realize the advantages such as wide cut alternating temperature, temperature control is accurate, the life-span is long.
Description of drawings
Fig. 1 is the structural representation according to the refrigeration system of the embodiment of the present invention.
Reference numeral: refrigeration system 1, compressor 100, condenser 200, control valve 300, valve import 310, the first valve outlet port 320, second valve outlet 330, the 3rd valve outlet port 340, the 4th valve outlet port 350, refrigerating chamber throttling element 400, refrigerator evaporator 500, the first temperature-changing chamber throttling element 600, temperature-changing chamber refrigerating evaporator 700, temperature-changing chamber refrigeration evaporator 800, the second temperature-changing chamber throttling element 900, refrigerating chamber throttling element 1000, freezer evaporator 1100, filter 1200, anti-condensation pipe 1300.
The specific embodiment
Below describe embodiments of the invention in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
in description of the invention, it will be appreciated that, term " " center ", " vertically ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of indications such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, the implication of " a plurality of " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, broad understanding should be done in the terms such as term " installation ", " being connected ", " connection ", " fixing ", for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, can comprise that also the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that the First Characteristic level height is less than Second Characteristic.
Refrigerator according to the embodiment of the present invention is described below.Described refrigerator comprises casing (not shown) and refrigeration system 1.
At first the refrigeration system 1 of describing according to the embodiment of the present invention with reference to figure 1.As shown in Figure 1, comprise compressor 100, condenser 200, control valve 300, refrigerating chamber throttling element 400, refrigerator evaporator 500, the first temperature-changing chamber throttling element 600, temperature-changing chamber refrigerating evaporator 700, temperature-changing chamber refrigeration evaporator 800, the second temperature-changing chamber throttling element 900, refrigerating chamber throttling element 1000 and freezer evaporator 1100 according to the refrigeration system 1 of the embodiment of the present invention.
The import of condenser 200 is communicated with the outlet of compressor 100.Control valve 300 has valve import 310 and can distinguish the first valve outlet port 320, second valve outlet the 330, the 3rd valve outlet port 340 and the 4th valve outlet port 350 that opens and closes separately, and the outlet of condenser 200 is communicated with valve import 310.The import of refrigerating chamber throttling element 400 is communicated with the first valve outlet port 320.The import of refrigerator evaporator 500 is communicated with the outlet of refrigerating chamber throttling element 400.The import of the first temperature-changing chamber throttling element 600 is communicated with second valve outlet 330.The import of temperature-changing chamber refrigerating evaporator 700 is communicated with the outlet of the first temperature-changing chamber throttling element 600.The import of temperature-changing chamber refrigeration evaporator 800 is communicated with the outlet of temperature-changing chamber refrigerating evaporator 700.The import of the second temperature-changing chamber throttling element 900 is communicated with the 3rd valve outlet port 340, and the outlet of the second temperature-changing chamber throttling element 900 is communicated with the outlet of temperature-changing chamber refrigerating evaporator 700 and the import of temperature-changing chamber refrigeration evaporator 800 respectively.The import of refrigerating chamber throttling element 1000 is communicated with the 4th valve outlet port 350.The import of freezer evaporator 1100 is communicated with the outlet of refrigerator evaporator 500, the outlet of temperature-changing chamber refrigeration evaporator 800 and the outlet of refrigerating chamber throttling element 1000 respectively, and the outlet of freezer evaporator 1100 is communicated with the import of compressor 100.
Wherein, have refrigerating chamber, temperature-changing chamber and refrigerating chamber in described casing.The refrigerator evaporator 500 of refrigeration system 1 is used for described refrigerating chamber refrigeration, and temperature-changing chamber refrigerating evaporator 700 and temperature-changing chamber refrigeration evaporator 800 are used for described temperature-changing chamber refrigeration, and freezer evaporator 1100 is used for described refrigerating chamber refrigeration.
The refrigerating state that 1 pair of described refrigerator of refrigeration system according to the embodiment of the present invention freezes is described below.
When the first valve outlet port 320 of control valve 300 and the 3rd valve outlet port 340 is opened and second valve outlet the 330 and the 4th valve outlet port 350 while closing, the refrigerating state of described refrigerator is: described refrigerating chamber refrigeration; Described temperature-changing chamber is in cold storage function; Described refrigerating chamber refrigeration.
Open and the first valve outlet port 320, second valve outlet the 330 and the 4th valve outlet port 350 while closing when the 3rd valve outlet port 340 of control valve 300, the refrigerating state of described refrigerator is: described refrigerating chamber is closed; Described temperature-changing chamber is in cold storage function; Described refrigerating chamber refrigeration.
Open and the first valve outlet port 320, second valve outlet the 330 and the 3rd valve outlet port 340 while closing when the 4th valve outlet port 350 of control valve 300, the refrigerating state of described refrigerator is: described refrigerating chamber stops refrigeration; Described temperature-changing chamber stops refrigeration; Described refrigerating chamber refrigeration.
Open and second valve outlet the 330, the 3rd valve outlet port 340 and the 4th valve outlet port 350 while closing when the first valve outlet port 320 of control valve 300, the refrigerating state of described refrigerator is: described refrigerating chamber refrigeration; Described temperature-changing chamber stops refrigeration; Described refrigerating chamber refrigeration.
Open with second valve outlet 330 and the 3rd valve outlet port 340 and the 4th valve outlet port 350 while closing when the first valve outlet port 320 of control valve 300, the refrigerating state of described refrigerator is: described refrigerating chamber refrigeration; Described temperature-changing chamber is in freezing function; Described refrigerating chamber refrigeration.
Open and the first valve outlet port 320, the 3rd valve outlet port 340 and the 4th valve outlet port 350 while closing when the second valve of control valve 300 outlet 330, the refrigerating state of described refrigerator is: described refrigerating chamber stops refrigeration; Described temperature-changing chamber is in freezing function; Described refrigerating chamber refrigeration.
has the first valve outlet port 320 according to the refrigeration system 1 of the embodiment of the present invention by setting, second valve outlet 330, the control valve 300 of the 3rd valve outlet port 340 and 350 4 valve outlet ports that can open and close separately of the 4th valve outlet port, and being provided with 800 two evaporimeters of temperature-changing chamber refrigerating evaporator 700 and temperature-changing chamber refrigeration evaporator freezes to described temperature-changing chamber, thereby can be by six kinds of on off operating modes of control valve 300, realize the cold storage function of described temperature-changing chamber and the conversion of freezing function, and then can realize described temperature-changing chamber-18 ℃～10 ℃ of wide cut alternating temperatures, and when described temperature-changing chamber is changed from freezing function to cold storage function, temperature is controlled precisely, can avoid 100 available machine times of compressor too short and affect service life.Therefore, have according to the refrigeration system 1 of the embodiment of the present invention advantages such as can realizing temperature-changing chamber wide cut alternating temperature, temperature precise control, long service life.
, have temperature-changing chamber and can realize the advantages such as wide cut alternating temperature, temperature control is accurate, the life-span is long by utilizing refrigeration system 1 according to the refrigerator of the embodiment of the present invention.
Be all known according to other configuration examples of the refrigerator of the embodiment of the present invention for those of ordinary skills as Men Ti etc. and operation, be not described in detail here.
Wherein, control valve 300 can be motor-driven valve.Can control more accurate by control valve 300, more quickly the various refrigerating states of refrigeration system 1 thus.
Refrigerating chamber throttling element 400, the first temperature-changing chamber throttling element 600, the second temperature-changing chamber throttling element 900 and refrigerating chamber throttling element 1000 can be capillary.Can guarantee that thus refrigerating chamber throttling element 400, the first temperature-changing chamber throttling element 600, the second temperature-changing chamber throttling element 900 and refrigerating chamber throttling element 1000 have reliable and stable restriction effect, and enforcement is easy, cost is low.
Fig. 1 shows the refrigeration system 1 according to a specific embodiment of the present invention.As shown in Figure 1, refrigeration system 1 can also comprise filter 1200, and filter 1200 can be connected between condenser 200 and control valve 300.That is to say, filter 1200 can be communicated with between the valve import 310 of the outlet of condenser 200 and control valve 300.Can utilize thus 1200 pairs of refrigerants of flowing through of filter to filter, to improve the refrigeration of refrigeration system 1.For example, filter 1200 can be device for drying and filtering.
Advantageously, as shown in Figure 1, refrigeration system 1 can also comprise anti-condensation pipe 1300, and anti-condensation pipe 1300 can be connected between condenser 200 and control valve 300.Particularly, anti-condensation pipe 1300 can be communicated with between the import of the outlet of condenser 200 and filter 1200, can prevent thus the junction frosting of casing and the door body of described refrigerator.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.In addition, those skilled in the art can engage different embodiment or the example described in this specification and make up.
Although the above has illustrated and has described embodiments of the invention, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (6)
1. a refrigeration system, is characterized in that, comprising:
Compressor;
Condenser, the import of described condenser is communicated with the outlet of described compressor;
Control valve, described control valve have the valve import and can distinguish the first valve outlet port, second valve outlet, the 3rd valve outlet port and the 4th valve outlet port that opens and closes separately, and the outlet of described condenser is communicated with described valve import;
The refrigerating chamber throttling element, the import of described refrigerating chamber throttling element is communicated with the first valve outlet port;
Refrigerator evaporator, the import of described refrigerator evaporator is communicated with the outlet of described refrigerating chamber throttling element;
The first temperature-changing chamber throttling element, the import of described the first temperature-changing chamber throttling element is communicated with described second valve outlet;
The temperature-changing chamber refrigerating evaporator, the import of described temperature-changing chamber refrigerating evaporator is communicated with the outlet of described the first temperature-changing chamber throttling element;
The temperature-changing chamber refrigeration evaporator, the import of described temperature-changing chamber refrigeration evaporator is communicated with the outlet of described temperature-changing chamber refrigerating evaporator;
The second temperature-changing chamber throttling element, the import of described the second temperature-changing chamber throttling element is communicated with described the 3rd valve outlet port, and the outlet of described the second temperature-changing chamber throttling element is communicated with the outlet of described temperature-changing chamber refrigerating evaporator and the import of described temperature-changing chamber refrigeration evaporator respectively;
The refrigerating chamber throttling element, the import of described refrigerating chamber throttling element is communicated with described the 4th valve outlet port; With
Freezer evaporator, the import of described freezer evaporator is communicated with the outlet of the outlet of described refrigerator evaporator, described temperature-changing chamber refrigeration evaporator and the outlet of described refrigerating chamber throttling element respectively, and the outlet of described freezer evaporator is communicated with the import of described compressor.
2. refrigeration system according to claim 1, is characterized in that, also comprise filter, described filter is connected between described condenser and described control valve.
3. refrigeration system according to claim 1, is characterized in that, also comprise anti-condensation pipe, described anti-condensation pipe is connected between described condenser and described control valve.
4. refrigeration system according to claim 1, is characterized in that, described control valve is motor-driven valve.
5. refrigeration system according to claim 1, is characterized in that, described refrigerating chamber throttling element, described the first temperature-changing chamber throttling element, described the second temperature-changing chamber throttling element and described refrigerating chamber throttling element are capillary.
6. a refrigerator, is characterized in that, comprising:
Casing, have refrigerating chamber, temperature-changing chamber and refrigerating chamber in described casing; With
Refrigeration system, described refrigeration system is the described refrigeration system of any one according to claim 1-5, wherein said refrigerator evaporator is used for described refrigerating chamber refrigeration, described temperature-changing chamber refrigeration evaporator and described temperature-changing chamber refrigerating evaporator are used for described temperature-changing chamber refrigeration, and described freezer evaporator is used for described refrigerating chamber refrigeration.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310355242.8A CN103388920B (en) | 2013-08-15 | 2013-08-15 | Refrigerating system and refrigerator provided with same |
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| CN201310355242.8A CN103388920B (en) | 2013-08-15 | 2013-08-15 | Refrigerating system and refrigerator provided with same |
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| CN103388920A true CN103388920A (en) | 2013-11-13 |
| CN103388920B CN103388920B (en) | 2015-07-15 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512290A (en) * | 2013-10-25 | 2014-01-15 | 合肥美的电冰箱有限公司 | Refrigeration system for refrigerator and refrigerator |
| CN104315798A (en) * | 2014-10-30 | 2015-01-28 | 六安索伊电器制造有限公司 | Single-capillary electronic control refrigeration system for electronically-controlled refrigerators |
| CN105222462A (en) * | 2015-10-26 | 2016-01-06 | 青岛海尔股份有限公司 | The even cold refrigerator of intelligence |
| WO2016101672A1 (en) * | 2014-12-25 | 2016-06-30 | 青岛海尔股份有限公司 | Refrigerator and operation control method for refrigerator |
| JP2017506321A (en) * | 2014-02-07 | 2017-03-02 | ピーディーエックス テクノロジーズ エルエルシー | Cooling system with separate feed streams to multiple evaporator zones |
| CN106766479A (en) * | 2016-12-09 | 2017-05-31 | 青岛海尔股份有限公司 | The simple gate refrigerator and its control method of a kind of temperature-changeable |
| CN107289712A (en) * | 2017-07-25 | 2017-10-24 | 南京创维家用电器有限公司 | A kind of wind cooling refrigerator and its refrigeration system, refrigeration control method |
| CN107975982A (en) * | 2016-10-24 | 2018-05-01 | 青岛海尔新能源电器有限公司 | A kind of more flow path heat exchangers, shunt regulating method and coolant circulating system |
| CN110160309A (en) * | 2019-05-28 | 2019-08-23 | 长虹美菱股份有限公司 | A kind of refrigeration air duct for refrigerator system and its control method |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103512290B (en) * | 2013-10-25 | 2016-06-15 | 合肥美的电冰箱有限公司 | Refrigeration system and refrigerator for refrigerator |
| CN103512290A (en) * | 2013-10-25 | 2014-01-15 | 合肥美的电冰箱有限公司 | Refrigeration system for refrigerator and refrigerator |
| JP2017506321A (en) * | 2014-02-07 | 2017-03-02 | ピーディーエックス テクノロジーズ エルエルシー | Cooling system with separate feed streams to multiple evaporator zones |
| CN104315798A (en) * | 2014-10-30 | 2015-01-28 | 六安索伊电器制造有限公司 | Single-capillary electronic control refrigeration system for electronically-controlled refrigerators |
| WO2016101672A1 (en) * | 2014-12-25 | 2016-06-30 | 青岛海尔股份有限公司 | Refrigerator and operation control method for refrigerator |
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| CN105783384B (en) * | 2014-12-25 | 2018-12-14 | 青岛海尔股份有限公司 | A kind of progress control method of refrigerator and refrigerator |
| CN105222462A (en) * | 2015-10-26 | 2016-01-06 | 青岛海尔股份有限公司 | The even cold refrigerator of intelligence |
| CN105222462B (en) * | 2015-10-26 | 2019-03-08 | 青岛海尔股份有限公司 | The even cold refrigerator of intelligence |
| CN107975982A (en) * | 2016-10-24 | 2018-05-01 | 青岛海尔新能源电器有限公司 | A kind of more flow path heat exchangers, shunt regulating method and coolant circulating system |
| CN107975982B (en) * | 2016-10-24 | 2021-03-09 | 青岛海尔新能源电器有限公司 | Multi-flow-path heat exchanger, flow distribution adjusting method and refrigerant circulating system |
| CN106766479A (en) * | 2016-12-09 | 2017-05-31 | 青岛海尔股份有限公司 | The simple gate refrigerator and its control method of a kind of temperature-changeable |
| CN106766479B (en) * | 2016-12-09 | 2019-11-26 | 青岛海尔股份有限公司 | A kind of the simple gate refrigerator and its control method of temperature-changeable |
| CN107289712A (en) * | 2017-07-25 | 2017-10-24 | 南京创维家用电器有限公司 | A kind of wind cooling refrigerator and its refrigeration system, refrigeration control method |
| CN110160309A (en) * | 2019-05-28 | 2019-08-23 | 长虹美菱股份有限公司 | A kind of refrigeration air duct for refrigerator system and its control method |
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| CN103388920B (en) | 2015-07-15 |
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Effective date of registration: 20170317 Address after: 434000 Dongfang Road, Hubei, Jingzhou, No. 38 Patentee after: Hubei Midea Refrigerator Co., Ltd. Address before: 434000 Dongfang Road, Hubei, Jingzhou, No. 38 Patentee before: Hubei Midea Refrigerator Co., Ltd. Patentee before: Hefei Midea Refrigerator Co., Ltd. Patentee before: Hefei Hualing Co., Ltd. |