CN103335439B - Refrigeration system - Google Patents
Refrigeration system Download PDFInfo
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- CN103335439B CN103335439B CN201310303083.7A CN201310303083A CN103335439B CN 103335439 B CN103335439 B CN 103335439B CN 201310303083 A CN201310303083 A CN 201310303083A CN 103335439 B CN103335439 B CN 103335439B
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Abstract
The invention discloses a refrigeration system which comprises a compressor, a condenser, a first valve provided with a first inlet and outlets from the first to the third, a first evaporimeter, a first throttling element, a second evaporimeter, a heat exchanger, a second valve with a second inlet and outlets of the fifth and the sixth, a second throttling element, a third throttling element, and a third valve provided with a third inlet and outlets of the seventh and the eighth. According to the refrigeration system provided by the embodiment of the invention, the conversion of the heat exchanger between the evaporimeter and the condenser is realized through adjusting the valves, so that the heat exchanger can refrigerate while defrosting for the second evaporimeter, and accordingly, the refrigeration system is available in various working modes, meets requirements of various customers, improves the refrigeration efficiency and is good in practicability.
Description
Technical field
The present invention relates to field of household appliances, in particular to a kind of refrigeration system.
Background technology
Existing refrigeration system can not realize the change of multiple-working mode, and refrigerating efficiency is low, poor practicability.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.For this reason, one object of the present invention is to propose a kind of refrigeration system that improve refrigerating efficiency.
According to the refrigeration system of the embodiment of the present invention, comprising: compressor, compressor has air entry and exhaust outlet; Condenser, one end of condenser is connected with the exhaust outlet of compressor; First valve, the first valve has the first entrance and the first to the 3rd outlet, and the first entrance is communicated with the other end of condenser; First evaporimeter, the first evaporimeter to be located between first indoor and one end of the first evaporimeter and first and to export and be connected, and the other end of the first evaporimeter is connected with air entry; First throttle element, first throttle element is located between one end of the first evaporimeter and the first outlet; Second evaporimeter, the second evaporimeter to be located between second indoor the and two ends of the second evaporimeter and to export with second respectively and be connected with air entry; Heat exchanger, heat exchanger is indoor between being located at second, and one end of heat exchanger and the 3rd exports and is connected; Second valve, the second valve has the second entrance, the 5th outlet and the 6th outlet, and the second entrance is connected with the other end of heat exchanger, and the 5th outlet is connected with the two ends of first throttle element respectively with the 6th outlet; Be located at the second section fluid element between the second evaporimeter and the second outlet; Be located at the 3rd restricting element between heat exchanger and the 3rd outlet; 3rd valve, the 3rd valve has the 3rd entrance, the 7th outlet and the 8th outlet, and the 3rd entrance is connected with exhaust outlet, and the 7th outlet is connected with one end of condenser, and the 8th outlet is connected with one end of heat exchanger.
Heat exchanger can be realized according to the refrigeration system of the embodiment of the present invention by control valve to change between evaporimeter and condenser, it also can be the second evaporimeter defrost that heat exchanger can be freezed, and refrigeration system can be realized there is multiple-working mode, meet multiple user's request, improve refrigerating efficiency, practicality is good.
In addition, according to refrigeration system of the present invention, also there is following additional technical feature:
Contiguous second evaporimeter of heat exchanger is arranged.Such heat exchanger can be the second evaporimeter defrost.
Heat exchanger is removably located on the second evaporimeter.Such heat exchanger can be the second evaporimeter defrost better.
First valve is magnetic valve.
Second valve is magnetic valve.
3rd valve is magnetic valve.
First throttle element is capillary.
Second section fluid element is capillary.
3rd restricting element is capillary.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the schematic diagram of refrigeration system according to an embodiment of the invention.
Reference list:
Refrigeration system 100; First room 101; Second room 102; Compressor 1; Air entry 11; Exhaust outlet 12; Condenser 2; First valve 3; First entrance 31; First outlet 32; Second outlet 33; 3rd outlet 34; First evaporimeter 4; First throttle element 41; Second evaporimeter 5; Second section fluid element 51; Heat exchanger 6; 3rd restricting element 61; Second valve 7; Second entrance 71; 5th outlet 72; 6th outlet 73; 3rd valve 8; 3rd entrance 81; 7th outlet 82; 8th outlet 83.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Below with reference to Fig. 1, the refrigeration system 100 according to the embodiment of the present invention is described.
As shown in Figure 1, according to the refrigeration system 100 of the embodiment of the present invention, comprising: compressor 1, condenser 2, first valve 3, first evaporimeter 4, first throttle element 41, second evaporimeter 5, heat exchanger 6, second valve 7, be located at second section fluid element 51 between the second evaporimeter 5 and the second outlet 33, be located at the 3rd restricting element 61, the 3rd valve 8 between heat exchanger 6 and the 3rd outlet 34.
Wherein compressor 1 has air entry 11 and exhaust outlet 12.Refrigerant in refrigeration system 100 to be sucked in the compression chamber of compressor 1 through air entry 11 and to be compressed in this compression chamber, becomes the cold media gas of HTHP, then discharges compressor 1 by the exhaust outlet 12 of compressor 1.
One end of condenser 2 is connected with the exhaust outlet 12 of compressor 1.The cold media gas of HTHP enters condenser 2 from one end of condenser 2 after discharging compressor 1, the cold media gas of high temperature in condenser 2 by with air heat-exchange and cooling liquid, cooled refrigerant flows out condenser 2 from the other end of condenser 2.
First valve 3 has the first entrance 31, first outlet 32, second outlet 33 and the 3rd outlet the 34, first entrance 31 is communicated with the other end of condenser 2.That is, the first valve 3 has an entrance and three outlets, and an entrance is 31, three outlets of the first entrance and is respectively the first outlet 32, second outlet 33 and the 3rd outlet 34.The refrigerant flowed out from condenser 2 enters the first valve 3 by the first entrance 31, then flows out from the first outlet 32, second outlet 33 and the 3rd outlet 34 or any several combination.First valve 3 can be magnetic valve.
First evaporimeter 4 is located in first room 101 and one end and first of the first evaporimeter 4 exports 32 is connected, and the other end of the first evaporimeter 4 is connected with air entry 11.Be understandable that, one end and first of first evaporimeter 4 exports 32 and is connected, the refrigerant flowed out from the first outlet 32 of the first valve 3 enters in the first evaporimeter 4, and refrigerant is lowered the temperature to make the room air of first room 101 by the air heat-exchange in first room 101 in the first evaporimeter 4.That is, refrigerant evaporation in the first evaporimeter 4 and from the air of first room 101 heat absorption become the lower refrigerant steam of pressure, thus realize refrigeration to first room 101.Then refrigerant returns compressor 1 by air entry 11.
As shown in Figure 1, first throttle element 41 is located between one end of the first evaporimeter 4 and the first outlet 32.After the coolant throttle of the high pressure flowed out in first throttle element 41 pairs of condensers 2, send into the first evaporimeter 4 after making refrigerant become the lower liquid of pressure, in the first evaporimeter 4, heat absorption is evaporated and becomes the lower refrigerant steam of pressure.First throttle element 41 can be capillary.
Second evaporimeter 5 is located in second room 102 and the two ends of the second evaporimeter 5 export 33 with second is respectively connected with air entry 11.In like manner, the refrigerant flowed out from the second outlet 33 of the first valve 3 enters the second evaporimeter 5, refrigerant evaporation heat absorption in the second evaporimeter 5, thus realizes the refrigeration to second room 102, and then refrigerant returns compressor 1 by air entry 11.
Heat exchanger 6 is located in second room 102, and one end of heat exchanger 6 and the 3rd exports 34 is connected.Be understandable that, the refrigerant flowed out from the 3rd outlet 34 of the first valve 3 enters heat exchanger 6, in heat exchanger 6, refrigerant is lowered the temperature to make second room 102 room air by the air heat-exchange in second room 102, that is, refrigerant evaporation in heat exchanger 6 also absorbs heat from the air of second room 102, thus realizes the refrigeration to second room 102.Now, heat exchanger 6 is equivalent to evaporimeter.
In one embodiment of the invention, the refrigerant of HTHP that compressor 1 is discharged directly enters in heat exchanger 6, the cold media gas of high temperature in heat exchanger 6 with air heat-exchange and cooling liquid, now heat exchanger 6 is equivalent to condenser.So be understandable that, heat exchanger 6 can be condenser also can be evaporimeter.
Heat exchanger 6 can be close to the second evaporimeter 5 and arrange.Preferably, heat exchanger 6 is removably located on the second evaporimeter 5.Such heat exchanger 6 and the second evaporimeter 5 can carry out certain heat exchange, and in one embodiment of the invention, heat exchanger 6 can be the second evaporimeter 5 defrost.
As shown in Figure 1, the second valve 7 has the second entrance 71, the 5th outlet 72 and the 6th outlet the 73, second entrance 71 and is connected with the other end of heat exchanger 6, and the 5th outlet 72 is connected with the two ends of first throttle element 41 respectively with the 6th outlet 73.That is, the second valve 7 has an import, two outlets, an import is the second entrance 71, two outlets are respectively the 5th outlet 72 and the 6th outlet the 73, five outlet 72 is connected with the upper reaches end of first throttle element 41, and the 6th outlet 73 is connected with the dirty end of first throttle element 41.Second valve 7 can be magnetic valve.
Particularly, the refrigerant of discharging from heat exchanger 6 enters the second valve 7 by the second entrance 71, now can be divided into two kinds of situations, a kind of situation is that refrigerant first enters in the first evaporimeter 4 after the 5th outlet 72 is discharged after the throttling of first throttle element 41 again, and another kind of situation is that refrigerant directly enters in the first evaporimeter 4 after the 6th outlet 73 is discharged.
Second section fluid element 51 is located between the second evaporimeter 5 and the second outlet 33.Be understandable that, second section fluid element 51 is to after the high pressure coolant throttle of the second outlet 33 outflow from the first valve 3, send into the second evaporimeter 5 again after making refrigerant become the lower liquid of pressure, in the second evaporimeter 5, heat absorption is evaporated and becomes the lower refrigerant steam of pressure.Second section fluid element 51 can be capillary.
3rd restricting element 61 is located between heat exchanger 6 and the 3rd outlet 34.Be understandable that, after 3rd restricting element 61 flows out the coolant throttle of high pressure to the 3rd outlet 34 from the first valve 3, send into heat exchanger 6 again after making refrigerant become the lower liquid of pressure, in heat exchanger 6, heat absorption is evaporated and becomes the lower refrigerant steam of pressure.3rd restricting element 61 can be capillary.
3rd valve 8 has the 3rd entrance 81, the 7th outlet 82 and the 8th outlet the 83, three entrance 81 and is connected with exhaust outlet 12, and the 7th outlet 82 is connected with one end of condenser 2, and the 8th outlet 83 is connected with one end of heat exchanger 6.That is, the 3rd valve 8 also has an import, two outlets, and import i.e. the 3rd entrance 81, two outlets are respectively the 7th outlet 82 and the 8th outlet 83.Be understandable that, the cold media gas of HTHP enters the 3rd valve 8 by the 3rd entrance 81, now can enter condenser 2 from the 7th outlet 82, also can enter heat exchanger 6 from the 8th outlet 83.Particularly, the 3rd valve 8 is magnetic valve.
In one embodiment of the invention, when second room 102 needs large refrigerating capacity, now the 7th outlet 82 is opened, 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is opened, 3rd outlet 34 is opened, 5th outlet 72 is closed, 6th outlet 73 is opened, refrigerant enters into the 3rd valve 8 by the exhaust outlet 12 of compressor 1 and the 3rd entrance 81 successively, then be drained into condenser 2 from the 7th outlet 82 of the 3rd valve 8, the refrigerant of discharging from condenser 2 enters in the first valve 3 by the first entrance 31, the refrigerant of discharging from the first valve 3 can be divided into two parts, part refrigerant is drained in second section fluid element 51 from the second outlet 33, refrigerant after second section fluid element 52 throttling enters in the second evaporimeter 5, between the refrigerant and second in the second evaporimeter 5, the air of room 102 carries out heat exchange to reduce the indoor temperature of room 102 between second, finally the refrigerant of this part is expelled back into compressor 1 by air entry 11, thus complete and once circulate.
Another part refrigerant of simultaneously discharging from the first valve 3 enters in the 3rd restricting element 61 by the 3rd outlet 34, refrigerant after the 3rd restricting element 61 throttling enters in heat exchanger 6, between the refrigerant in heat exchanger 6 and second, the air of room 102 carries out heat exchange to reduce the indoor temperature of room 102 between second, the refrigerant of discharging from heat exchanger 6 enters in the second valve 7 by the second entrance 71, then refrigerant is finally expelled back into compressor 1 after the 6th outlet 73 is drained into the first evaporimeter 4, thus completes and once circulate.
Be understandable that, refrigerant is evaporation endothermic in heat exchanger 6, reduces the air themperature in second room 102, and be freeze in second room 102, now heat exchanger 6 is equivalent to evaporimeter.So just increase the refrigerating capacity of second room 102, while meeting first room 101 refrigeration demand, can also meet the demand that second room 102 refrigerating capacity is large, improve refrigerating efficiency, practicality is good.
In another embodiment of the present invention, when second room 102 needs little refrigerating capacity, now the 7th outlet 82 is opened, 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is closed, 3rd outlet 34 is opened, 5th outlet 72 is closed, 6th outlet 73 is opened, such refrigerant is successively by compressor 1, 3rd entrance 81, 3rd valve 8, 7th outlet 82, condenser 2, first entrance 31, first valve 3, 3rd outlet 34, 3rd restricting element 61, heat exchanger 6, second entrance 71, second valve 7, 6th outlet 73, compressor 1 is got back to after first evaporimeter 4, so just complete a kind of refrigeration cycle.Be understandable that, now the second evaporimeter 5 does not work, and only has heat exchanger 6 to work in second room 102, refrigerant is evaporation endothermic in heat exchanger 6, reduce the air themperature in second room 102, be freeze in second room 102, now heat exchanger 6 is equivalent to evaporimeter.This reduces the refrigerating capacity of second room 102, can meet the demand that second room 102 refrigerating capacity is little, improve refrigerating efficiency, practicality is good.
In yet another embodiment of the present invention, when the second evaporimeter 5 needs defrost, 7th outlet 82 is closed, 8th outlet 83 is opened, and the 5th outlet 72 is opened, and the 6th outlet 73 is closed, such refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 8th outlet 83, get back to compressor 1 after heat exchanger 6, second entrance 71, second valve 7, the 5th outlet 72, first throttle element 41, first evaporimeter 4, so just complete a kind of refrigeration cycle.Be understandable that, refrigerant is not through condenser 2, heat exchanger 6 is now equivalent to condenser, namely the air of refrigerant in heat exchanger 6 and between second in room 102 carries out heat exchange to improve the indoor temperature of room 102 between second, heat exchanger 6 can be second evaporimeter 5 defrost of next-door neighbour simultaneously, and practicality is good.
In yet another embodiment of the present invention, when first room 101 need refrigeration, second room 102 do not need to freeze time, 7th outlet 82 is opened, 8th outlet 83 is closed, first outlet 32 is opened, second outlet 33 is closed, 3rd outlet 34 is closed, such refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 7th outlet 82, condenser 2, first entrance 31, get back to compressor 1 after first valve 3, first outlet 32, first throttle element 41, first evaporimeter 4, so just complete a kind of refrigeration cycle.
Be understandable that, the second evaporimeter 5 now in second room 102 and heat exchanger 6 do not work, and refrigerant is evaporation endothermic in the first evaporimeter 4 only, and reducing the air themperature in first room 101, is freeze in first room 101.Such refrigeration system 100 can not give second room 102 freeze, can meet second room 102 not needs refrigeration time demand, improve refrigerating efficiency, practicality is good.
In one embodiment of the invention, when second room 102 need refrigeration, first room 101 do not need refrigeration time, now the 7th outlet 82 is opened, 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is opened, 3rd outlet 34 is closed, such refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 7th outlet 82, condenser 2, first entrance 31, get back to compressor 1 after first valve 3, second outlet 33, second section fluid element 51, second evaporimeter 5, so just complete a kind of refrigeration cycle.
Be understandable that, the first evaporimeter 4 between heat exchanger now in second room 102 6 and first in room 101 does not work, evaporation endothermic in second evaporimeter 5 of refrigerant only in second room 102, reducing the air themperature in second room 102, is freeze in second room 102.Such refrigeration system 100 can not give first room 101 freeze, can meet first room 101 not needs refrigeration time demand, improve refrigerating efficiency, practicality is good.
Heat exchanger 6 can be realized according to the refrigeration system 100 of the embodiment of the present invention by control valve to change between evaporimeter and condenser, it also can be the second evaporimeter 5 defrost that heat exchanger 6 can be freezed, and refrigeration system 100 multiple-working mode can be realized, meet multiple user's request, improve refrigerating efficiency, practicality is good.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalents thereof.
Claims (9)
1. a refrigeration system, comprises compressor and condenser, and described compressor has air entry and exhaust outlet, and one end of described condenser is connected with the exhaust outlet of described compressor, it is characterized in that, described refrigeration system also comprises:
First valve, described first valve has the first entrance and the first to the 3rd outlet, and described first entrance is communicated with the other end of described condenser;
First evaporimeter, described first evaporimeter to be located between described first indoor and one end and described first of described first evaporimeter and to export and be connected, and the other end of the first evaporimeter is connected with described air entry;
First throttle element, described first throttle element is located between described one end of described first evaporimeter and described first outlet;
Second evaporimeter, described second evaporimeter to be located between second indoor the and two ends of described second evaporimeter and to export with described second respectively and be connected with described air entry;
Heat exchanger, described heat exchanger is indoor between being located at described second, and one end of described heat exchanger and the described 3rd exports and is connected;
Second valve, described second valve has the second entrance, the 5th outlet and the 6th outlet, and described second entrance is connected with the other end of described heat exchanger, and described 5th outlet is connected with the two ends of described first throttle element respectively with described 6th outlet;
Be located at the second section fluid element between described second evaporimeter and the second outlet;
Be located at the 3rd restricting element between described heat exchanger and described 3rd outlet;
3rd valve, described 3rd valve has the 3rd entrance, the 7th outlet and the 8th outlet, and described 3rd entrance is connected with described exhaust outlet, and described 7th outlet is connected with described one end of described condenser, and the 8th outlet is connected with described one end of described heat exchanger.
2. refrigeration system according to claim 1, is characterized in that, contiguous described second evaporimeter of described heat exchanger is arranged.
3. refrigeration system according to claim 2, is characterized in that, described heat exchanger is removably located on described second evaporimeter.
4. refrigeration system according to claim 1, is characterized in that, described first valve is magnetic valve.
5. refrigeration system according to claim 1, is characterized in that, described second valve is magnetic valve.
6. refrigeration system according to claim 1, is characterized in that, described 3rd valve is magnetic valve.
7. refrigeration system according to claim 1, is characterized in that, described first throttle element is capillary.
8. refrigeration system according to claim 1, is characterized in that, described second section fluid element is capillary.
9. refrigeration system according to claim 1, is characterized in that, described 3rd restricting element is capillary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310303083.7A CN103335439B (en) | 2013-07-18 | 2013-07-18 | Refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310303083.7A CN103335439B (en) | 2013-07-18 | 2013-07-18 | Refrigeration system |
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| Publication Number | Publication Date |
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| CN103335439A CN103335439A (en) | 2013-10-02 |
| CN103335439B true CN103335439B (en) | 2015-07-15 |
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| CN201310303083.7A Active CN103335439B (en) | 2013-07-18 | 2013-07-18 | Refrigeration system |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160011001A (en) * | 2014-07-21 | 2016-01-29 | 엘지전자 주식회사 | A refrigerator and a method controlling the same |
| JP6380265B2 (en) * | 2014-07-23 | 2018-08-29 | 株式会社デンソー | Refrigeration cycle equipment |
| CN113324361B (en) * | 2020-02-12 | 2022-09-13 | 合肥华凌股份有限公司 | Refrigerating system, refrigerant filling method and refrigerating equipment |
| CN113847748A (en) * | 2021-08-16 | 2021-12-28 | 珠海格力电器股份有限公司 | Multi-split system, control method thereof and storage medium |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001099542A (en) * | 1999-09-30 | 2001-04-13 | Sanyo Electric Co Ltd | Refrigerator |
| KR100459137B1 (en) * | 2002-08-24 | 2004-12-03 | 엘지전자 주식회사 | Multi-type air conditioner for cooling/heating the same time |
| JP2005249297A (en) * | 2004-03-04 | 2005-09-15 | Daikin Ind Ltd | Refrigerant collecting device, refrigerant collection connecting device and refrigerant collecting method |
| JP5261066B2 (en) * | 2008-08-08 | 2013-08-14 | シャープ株式会社 | Refrigerator and refrigerator |
| CN102213526B (en) * | 2011-05-31 | 2013-05-22 | 合肥美的荣事达电冰箱有限公司 | Refrigerator |
| CN102313394B (en) * | 2011-10-08 | 2013-07-03 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigerating system thereof |
| CN102706021A (en) * | 2012-06-18 | 2012-10-03 | 合肥华凌股份有限公司 | Refrigeration device, refrigeration system and defrosting control method for refrigeration device |
| CN102798245B (en) * | 2012-09-04 | 2015-01-21 | 合肥美的电冰箱有限公司 | Refrigerating equipment, refrigerating system and deep refrigerating method of refrigerating equipment |
| CN102997477A (en) * | 2012-12-28 | 2013-03-27 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigeration system of refrigerator |
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2013
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