CN1435607A - Electric refrigerator with three-circulation refrigerating system - Google Patents
Electric refrigerator with three-circulation refrigerating system Download PDFInfo
- Publication number
- CN1435607A CN1435607A CN 02135860 CN02135860A CN1435607A CN 1435607 A CN1435607 A CN 1435607A CN 02135860 CN02135860 CN 02135860 CN 02135860 A CN02135860 A CN 02135860A CN 1435607 A CN1435607 A CN 1435607A
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- Prior art keywords
- evaporator
- refrigerator
- temperature band
- new temperature
- freezer evaporator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005057 refrigeration Methods 0.000 claims description 38
- 238000001035 drying Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 13
- 230000004087 circulation Effects 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000007710 freezing Methods 0.000 abstract description 4
- 230000008014 freezing Effects 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 description 5
- 235000013305 food Nutrition 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 235000013611 frozen food Nutrition 0.000 description 2
- 241001522296 Erithacus rubecula Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009246 food effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A three-circulation refrigerating system for electric refrigerator is composed of dry filter, capillary tubes, cut-off valves, evaporator for cold storage chamber, evaporator for new temp zone freezing chamber and evaporator for freezing chamber. The first two evaporators and zero pipe are parallel connected, and the serially connected between dry filter and the evaporator for freezing chamber. Said cut-off valves can cut off one or more of three evaporators. Its advantages are simple structure, correct control of temp and saving energy.
Description
Affiliated technical field
The present invention relates to a kind of refrigerator, be specifically related to a kind of many cycle refrigeration systems refrigerator, more specifically to a kind of electric refrigerator with three-circulation refrigerating system.
Background technology
Along with the raising of development of science and technology and people's living standard, people to the requirement of refrigerator quality and function more high more.Original common refrigerator only has refrigeration and freezing function usually, i.e. people's chilled food between-3～-5 ℃ is at frozen food below-18 ℃.By discovering, the frozen food freshness is better between new temperature band-18～-3 ℃, and power saving, food cut apart easily, so the refrigerator that is provided with new temperature band refrigerating chamber arises at the historic moment.The existing refrigerator that is provided with new temperature band refrigerating chamber adopts single cycle or binary cycle system usually, and single round-robin system cooling system and double round robin cooling system refrigeration precision are inaccurate, and temperature error is big, and the food fresh-keeping degree is bad, even causes food spoilage.For addressing the above problem, three circulatory systems that the manufacturer who has adopts, promptly to chamber between three refrigerators evaporimeter in parallel is set respectively separately, although above-mentioned design has solved temperature difference problem, but owing to three evaporimeters circulate separately, circulatory system complex structure, the cooling medium after the circulation directly is back in the compressor when low temperature, can not further freeze, waste the energy.
Summary of the invention
The present invention has overcome the shortcoming that the above-mentioned refrigerator that is provided with new temperature band refrigeration system exists, a kind of electric refrigerator with three-circulation refrigerating system is provided, and this refrigerator can be controlled the temperature of chamber between refrigerator respectively, and refrigerant system configurations is simple, the energy is saved in the temperature precise control simultaneously.
The invention discloses a kind of electric refrigerator with three-circulation refrigerating system, described refrigerator comprises refrigerating chamber, refrigerating chamber and new temperature band refrigerating chamber; Described refrigeration system comprises device for drying and filtering, capillary, stop valve, refrigerator evaporator, new temperature band freezer evaporator and the freezer evaporator that is connected by connecting line, it is characterized in that:
Described refrigerator evaporator, new temperature band freezer evaporator and zero pipeline formation parallel system parallel with one another, one end of described parallel system links to each other with described device for drying and filtering, the other end is connected with described freezer evaporator, in the described connecting line stop valve is set, makes the one or more conductings circulations in refrigerator evaporator, new temperature band freezer evaporator and the freezer evaporator or close.
In the above-mentioned design, control by the stop valve that is provided with in the system, can make refrigerator evaporator, new temperature band freezer evaporator and freezer evaporator that separately closed circuit is arranged, therefore when needs freeze, control system can be as required respectively to refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber refrigeration, fresh-keeping and the refrigerating effect of food is guaranteed in the temperature precise control; And refrigerator evaporator, new temperature band freezer evaporator and zero pipeline is parallel with one another, one end of described parallel system links to each other with described device for drying and filtering, the other end is connected with described freezer evaporator, the cooling medium of flow through refrigerator evaporator and the new temperature band freezer evaporator freezer evaporator of further flowing through is further freezed to refrigerating chamber, saved the energy.Above-mentioned refrigerator evaporator, new temperature band freezer evaporator and freezer evaporator connected mode are simple, and refrigerant system configurations is simple.
The be provided with optimal way 1 of capillary in refrigeration system is among the present invention: described capillary is arranged between the connecting line of device for drying and filtering and parallel system.Optimal way 2 is: described refrigerator evaporator, new temperature band freezer evaporator and freezer evaporator are connected with capillary separately respectively.Optimal way 3 is: described refrigerator evaporator, new temperature band freezer evaporator are connected with capillary separately respectively, and the capillary of freezer evaporator is arranged on described zero pipeline.
Above-mentioned set-up mode capillaceous all can realize the effect of damming of whole cooling cycle system, swell refrigeration when refrigeration being terminated in flow through above-mentioned three evaporimeters.
For realizing refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber formation closed circuit separately, can in connecting line, stop valve be set among the present invention by variety of way.The set-up mode of stop valve is preferably in the refrigeration system connecting line: the evaporimeter of described refrigerating chamber, new temperature band freezer evaporator are connected with stop valve separately by connecting line respectively; On zero pipeline refrigerating chamber stop valve is set;
Perhaps described stop valve is arranged on refrigerator evaporator, new temperature band freezer evaporator and zero pipeline connecting line place along separate routes in parallel;
Described new temperature band freezer evaporator and refrigerator evaporator connecting line place along separate routes is provided with stop valve, on refrigerator evaporator or the new temperature band freezer evaporator connecting line after along separate routes, stop valve is set, described zero pipeline on the stop valve that is provided with on described refrigerator evaporator or the new temperature band freezer evaporator connecting line after along separate routes with refrigerator evaporator, new in parallel the drawing of temperature band refrigerating chamber;
Described zero pipeline and described refrigerator evaporator connecting line place along separate routes are provided with stop valve, on zero pipeline or the refrigerator evaporator connecting line after along separate routes, stop valve is set, described new temperature band freezer evaporator on the stop valve that is provided with on zero pipeline or the refrigerator evaporator connecting line after along separate routes with refrigerator evaporator, zero pipeline is in parallel draws.
Certainly can adopt as the similar parallel way of above-mentioned scheme among the present invention, be that described zero pipeline and described new temperature band freezer evaporator connecting line place along separate routes are provided with stop valve, on zero pipeline or the new temperature band freezer evaporator connecting line after along separate routes, stop valve is set, described refrigerator evaporator on the stop valve that is provided with on zero pipeline or the new temperature band freezer evaporator connecting line after along separate routes with new temperature band freezer evaporator, it is zero that pipeline is in parallel draws.
Stop valve among the present invention is generally magnetic valve, and according to the one or more conductings or the needs of closing, stop valve can be selected cross valve after the threeway for use.
The structure and the set-up mode of new temperature band freezer evaporator are: described new temperature band freezer evaporator is tube-sheet type or inflation type evaporimeter, and described evaporimeter is arranged in the new temperature band refrigerating chamber.
For making things convenient for the refrigerator refrigeration system setting, the structure optimization of refrigerator is: described refrigerating chamber is last, and new temperature band refrigerating chamber is placed in the middle, and refrigerating chamber is following.
Among the present invention, refrigerant system configurations is simple; Refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber form independent refrigeration cycle respectively, the temperature precise control of each chamber of refrigerator; The cooling medium of refrigerator evaporator and new temperature band freezer evaporator of the flowing through freezer evaporator refrigeration of further flowing through has been saved the energy.
Description of drawings
Fig. 1 is the structural representation of the electric refrigerator with three-circulation refrigerating system specific embodiment 1.
Fig. 2 is the structural representation of the electric refrigerator with three-circulation refrigerating system specific embodiment 2.
Fig. 3 is the structural representation of the electric refrigerator with three-circulation refrigerating system specific embodiment 3
The specific embodiment
The specific embodiment 1
Electric refrigerator with three-circulation refrigerating system as shown in Figure 1, refrigerator comprise refrigerating chamber, refrigerating chamber and new temperature band refrigerating chamber; Refrigeration system comprises that one end of parallel system links to each other with device for drying and filtering 3, the other end is connected with described freezer evaporator 63 by refrigerator evaporator 61, new temperature band freezer evaporator 62 and zero pipeline 100 parallel system that forms parallel with one another.Refrigerator evaporator 61 is connected with capillary 51; New temperature band freezer evaporator 62 is connected with capillary 52; Freezer evaporator capillary 53 is arranged on described zero pipeline 100.Freezer evaporator 63 links to each other with compressor 1, and compressor 1 links to each other with device for drying and filtering 3 with condenser 2 by connecting line.The evaporimeter 61 of refrigerating chamber, new temperature band freezer evaporator 62 are connected with stop valve 41,42 respectively, on zero pipeline stop valve 43 are set.
In the above-mentioned specific embodiment 1, when refrigerating chamber need freeze and new temperature band refrigerating chamber and refrigerating chamber do not need refrigeration constantly, control circuit control refrigeration system refrigeration, simultaneously conducting magnetic valve 41, close magnetic valve 42 and 43, the cooling medium 63 pairs of refrigerating chambers refrigeration of freezer evaporator of flowing through after refrigerator evaporator 61 refrigeration of flowing through.And when new temperature band refrigerating chamber need freeze and refrigerating chamber and refrigerating chamber do not need the refrigeration constantly, control circuit control refrigeration system refrigeration, simultaneously conducting magnetic valve 42, close magnetic valve 41 and 43, the cooling medium 63 pairs of refrigerating chambers refrigeration of freezer evaporator of flowing through after new temperature band freezer evaporator 62 refrigeration of flowing through.And refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber be when needing to freeze simultaneously, magnetic valve 42,42,43 conductings simultaneously, and refrigeration system is simultaneously to refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber refrigeration.And the like, by the control of control circuit, but in the conducting of when refrigeration with close one or more in magnetic valve 41,42 and 43,, control the temperature of chamber between each refrigerator to form different closed circuits.
The specific embodiment 2
Electric refrigerator with three-circulation refrigerating system as shown in Figure 2, refrigerator comprise refrigerating chamber, refrigerating chamber and new temperature band refrigerating chamber; Refrigeration system comprises that one end of parallel system links to each other with device for drying and filtering 3, the other end is connected with described freezer evaporator 63 by refrigerator evaporator 61, new temperature band freezer evaporator 62 and zero pipeline 100 parallel system that forms parallel with one another.Refrigerator evaporator 61 is connected with capillary 51; New temperature band freezer evaporator 62 is connected with capillary 52; Freezer evaporator capillary 53 is arranged on described zero pipeline 100.Freezer evaporator 63 links to each other with compressor 1, and compressor 1 links to each other with device for drying and filtering 3 with condenser 2 by connecting line.New temperature band freezer evaporator 62 and refrigerator evaporator 61 connecting line 21 places along separate routes are provided with stop valve 44, on the connecting line of new temperature band freezer evaporator 62 after along separate routes stop valve 45 is set, zero pipeline 100 is made a fresh start on the stop valve 45 that is provided with on the connecting line of temperature band freezer evaporator 62 after along separate routes and refrigerator evaporator 61, new temperature band refrigerating chamber 62 in parallel drawing.
In the specific embodiment 2, when refrigerating chamber need freeze, magnetic valve 44 conducting refrigerator evaporators 61, close other closed circuits, refrigeration system is freezed to refrigerating chamber, the refrigerant of the refrigerator evaporator 61 of the flowing through 63 pairs of refrigerating chambers refrigeration of freezer evaporator of further flowing through.When refrigerating chamber need freeze, magnetic valve 44 closing cold room circulation lines, other circulation lines of conducting, magnetic valve 45 were closed new temperature band freezer evaporator 62, conducting zero pipeline 100, and refrigeration system is only freezed to refrigerating chamber.When refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber need to freeze simultaneously, magnetic valve 44 and all circulation lines of 44 conductings, refrigeration system is freezed simultaneously to refrigerating chamber, new temperature band refrigerating chamber and refrigerating chamber.And the like, with the 45 different pipeline conductings of control with close, can make refrigeration system respectively to the one or more refrigeration in refrigerating chamber, new temperature band refrigerating chamber and the refrigerating chamber, the accurate control of realization temperature by magnetic valve 44.Simultaneously owing in to refrigerating chamber and refrigerating chamber refrigeration, can further save the energy to the refrigerating chamber refrigeration.
The specific embodiment 3
Electric refrigerator with three-circulation refrigerating system as shown in Figure 3, refrigeration system comprises that one end of parallel system links to each other with device for drying and filtering 3, the other end is connected with described freezer evaporator 63 by refrigerator evaporator 61, new temperature band freezer evaporator 62 and zero pipeline 100 parallel system that forms parallel with one another.Refrigerator evaporator 61 is connected with capillary 51; New temperature band freezer evaporator 62 is connected with capillary 52; Freezer evaporator capillary 53 is arranged on described zero pipeline 100.Freezer evaporator 63 links to each other with compressor 1, and compressor 1 links to each other with dew removing tube 4, condenser 2 and device for drying and filtering 3 by connecting line.Stop valve 47 (cross valve) is arranged on refrigerator evaporator 61, new temperature band freezer evaporator 62 and zero pipeline, 100 connecting line places along separate routes in parallel, and promptly refrigerator evaporator 61, new temperature band freezer evaporator 62 and zero pipeline 100 are by cross valve 47 simultaneously along separate routes.
In the specific embodiment 3, by conducting or close in the cross valve 47 one or more, but one or more in conducting or closing cold room evaporimeter 61, new temperature band freezer evaporator 62, the freezer evaporator 63, realize independent, a plurality of or circulation of conducting simultaneously of refrigerator evaporator 61, new temperature band freezer evaporator 62, freezer evaporator 63 or close, realize the accurate control of each refrigerator room temperature degree, reach purpose of energy saving simultaneously.
Claims (10)
1, a kind of electric refrigerator with three-circulation refrigerating system, described refrigerator comprise refrigerating chamber, refrigerating chamber and new temperature band refrigerating chamber; Described refrigeration system comprises device for drying and filtering, capillary, stop valve, refrigerator evaporator, new temperature band freezer evaporator and the freezer evaporator that is connected by connecting line, it is characterized in that: described refrigerator evaporator, new temperature band freezer evaporator and zero pipeline formation parallel system parallel with one another, an end of described parallel system links to each other with described device for drying and filtering, the other end is connected with described freezer evaporator; In the described connecting line stop valve is set, makes the one or more conductings circulations in refrigerator evaporator, new temperature band freezer evaporator and the freezer evaporator or close.
2, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described capillary is arranged between the connecting line of device for drying and filtering and parallel system.
3, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described refrigerator evaporator, new temperature band freezer evaporator and freezer evaporator are connected with capillary separately respectively.
4, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described refrigerator evaporator, new temperature band freezer evaporator are connected with capillary separately respectively, and the capillary of freezer evaporator is arranged on described zero pipeline.
5, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described refrigerator evaporator, new temperature band freezer evaporator are connected with stop valve separately by connecting line respectively; On zero pipeline refrigerating chamber stop valve is set.
6, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described new temperature band freezer evaporator is tube-sheet type or inflation type evaporimeter, and described evaporimeter is arranged in the new temperature band refrigerating chamber.
7, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described stop valve is arranged on refrigerator evaporator, new temperature band freezer evaporator and zero pipeline connecting line place along separate routes in parallel.
8, electric refrigerator with three-circulation refrigerating system according to claim 1 is characterized in that: described refrigerating chamber is last, and new temperature band refrigerating chamber is placed in the middle, and refrigerating chamber is following.
9, electric refrigerator with three-circulation refrigerating system according to claim 1, it is characterized in that: described new temperature band freezer evaporator and refrigerator evaporator connecting line place along separate routes is provided with stop valve, on refrigerator evaporator or the new temperature band freezer evaporator connecting line after along separate routes, stop valve is set, described zero pipeline on the stop valve that is provided with on described refrigerator evaporator or the new temperature band freezer evaporator connecting line after along separate routes with refrigerator evaporator, new in parallel the drawing of temperature band refrigerating chamber.
10, electric refrigerator with three-circulation refrigerating system according to claim 1, it is characterized in that: described zero pipeline and described refrigerator evaporator connecting line place along separate routes are provided with stop valve, on zero pipeline or the refrigerator evaporator connecting line after along separate routes, stop valve is set, described new temperature band freezer evaporator on the stop valve that is provided with on zero pipeline or the refrigerator evaporator connecting line after along separate routes with refrigerator evaporator, zero pipeline is in parallel draws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021358605A CN100347497C (en) | 2002-12-08 | 2002-12-08 | Electric refrigerator with three-circulation refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021358605A CN100347497C (en) | 2002-12-08 | 2002-12-08 | Electric refrigerator with three-circulation refrigerating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1435607A true CN1435607A (en) | 2003-08-13 |
| CN100347497C CN100347497C (en) | 2007-11-07 |
Family
ID=27628646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021358605A Expired - Lifetime CN100347497C (en) | 2002-12-08 | 2002-12-08 | Electric refrigerator with three-circulation refrigerating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100347497C (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213525A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213520A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213526A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213527A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102506538A (en) * | 2011-12-08 | 2012-06-20 | 南通大学 | Direct cooling type super-cooling refrigerator |
| CN105157310A (en) * | 2015-09-14 | 2015-12-16 | 澳柯玛股份有限公司 | Large side-by-side refrigerator achieving even refrigeration |
| CN106679272A (en) * | 2015-11-09 | 2017-05-17 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| CN106871541A (en) * | 2017-02-14 | 2017-06-20 | 合肥美的电冰箱有限公司 | The control method of refrigeration plant and reduction coolant noise |
| 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 |
| WO2017181519A1 (en) * | 2016-04-22 | 2017-10-26 | 合肥华凌股份有限公司 | Refrigerator having ice-making compartment |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4227379A (en) * | 1978-02-23 | 1980-10-14 | Tokyo Shibaura Denki Kabushiki Kaisha | Cooling apparatus |
| JPS59164860A (en) * | 1983-03-09 | 1984-09-18 | 株式会社東芝 | Refrigeration cycle of refrigerator |
| JP2000121226A (en) * | 1998-10-15 | 2000-04-28 | Matsushita Refrig Co Ltd | Refrigerator |
| JP3464949B2 (en) * | 1999-09-21 | 2003-11-10 | 株式会社東芝 | refrigerator |
| CN2515613Y (en) * | 2001-12-27 | 2002-10-09 | 安徽博西华制冷有限公司 | Three circulating refrigerator |
-
2002
- 2002-12-08 CN CNB021358605A patent/CN100347497C/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213525A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213520A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213526A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213527A (en) * | 2011-05-31 | 2011-10-12 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102213520B (en) * | 2011-05-31 | 2013-08-14 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102506538A (en) * | 2011-12-08 | 2012-06-20 | 南通大学 | Direct cooling type super-cooling refrigerator |
| CN105157310A (en) * | 2015-09-14 | 2015-12-16 | 澳柯玛股份有限公司 | Large side-by-side refrigerator achieving even refrigeration |
| CN106679272A (en) * | 2015-11-09 | 2017-05-17 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| CN106679272B (en) * | 2015-11-09 | 2020-09-04 | V-楚格股份公司 | Cooling device with multiple temperature zones |
| WO2017181519A1 (en) * | 2016-04-22 | 2017-10-26 | 合肥华凌股份有限公司 | Refrigerator having ice-making compartment |
| CN106871541A (en) * | 2017-02-14 | 2017-06-20 | 合肥美的电冰箱有限公司 | The control method of refrigeration plant and reduction coolant noise |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100347497C (en) | 2007-11-07 |
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Granted publication date: 20071107 |