CN103335439A - Refrigeration system - Google Patents
Refrigeration system Download PDFInfo
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- CN103335439A CN103335439A CN2013103030837A CN201310303083A CN103335439A CN 103335439 A CN103335439 A CN 103335439A CN 2013103030837 A CN2013103030837 A CN 2013103030837A CN 201310303083 A CN201310303083 A CN 201310303083A CN 103335439 A CN103335439 A CN 103335439A
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- evaporimeter
- valve
- heat exchanger
- refrigeration system
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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 variation of multiple mode of operation, and refrigerating efficiency is low, poor practicability.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of refrigeration system that improves refrigerating efficiency.
Refrigeration system according to the embodiment of the invention comprises: compressor, compressor have air entry and exhaust outlet; Condenser, an end of condenser links to each other with the exhaust outlet of compressor; First valve, first valve have first entrance and first to the 3rd outlet, and first entrance is communicated with the other end of condenser; First evaporimeter, first evaporimeter are located at first end indoor and first evaporimeter and link to each other with first outlet, and the other end of first evaporimeter links to each other with air entry; First throttle element, first throttle element are located between the end and first outlet of first evaporimeter; Second evaporimeter, second evaporimeter are located at second two ends indoor and second evaporimeter and link to each other with air entry with second outlet respectively; Heat exchanger, heat exchanger be located at second indoor, and an end of heat exchanger and the 3rd the outlet link to each other; Second valve, second valve have second entrance, the 5th outlet and the 6th outlet, and second entrance links to each other with the other end of heat exchanger, and the 5th outlet links to each other with the two ends of first throttle element respectively with the 6th outlet; Be located at second restricting element between second evaporimeter and second outlet; Be located at the 3rd restricting element between heat exchanger and the 3rd outlet; The 3rd valve, the 3rd valve have the 3rd entrance, the 7th outlet and the 8th outlet, and the 3rd entrance links to each other with exhaust outlet, and the 7th outlet links to each other with an end of condenser, and the 8th outlet links to each other with an end of heat exchanger.
Can realize that by control valve heat exchanger changes according to the refrigeration system of the embodiment of the invention between evaporimeter and condenser, heat exchanger can be freezed also can be the second evaporimeter defrost, and can realize that refrigeration system has multiple mode of operation, satisfy multiple user's request, improved refrigerating efficiency, practicality is good.
In addition, also have following additional technical feature according to refrigeration system of the present invention:
The contiguous second evaporimeter setting of heat exchanger.Heat exchanger can be the second evaporimeter defrost like this.
Heat exchanger removably is located on second evaporimeter.Heat exchanger can be the second evaporimeter defrost better like this.
First valve is magnetic valve.
Second valve is magnetic valve.
The 3rd valve is magnetic valve.
The first throttle element is capillary.
Second restricting element is capillary.
The 3rd restricting element is capillary.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the schematic diagram of refrigeration system according to an embodiment of the invention.
Reference list:
Refrigeration system 100; First chamber 101; Second chamber 102; Compressor 1; Air entry 11; Exhaust outlet 12; Condenser 2; First valve 3; First entrance 31; First outlet 32; Second outlet 33; The 3rd outlet 34; First evaporimeter 4; First throttle element 41; Second evaporimeter 5; Second restricting element 51; Heat exchanger 6; The 3rd restricting element 61; Second valve 7; Second entrance 71; The 5th outlet 72; The 6th outlet 73; The 3rd valve 8; The 3rd entrance 81; The 7th outlet 82; The 8th outlet 83.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements 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, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
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, except as otherwise noted, the implication of " a plurality of " is two or more.
Below with reference to the refrigeration system 100 of Fig. 1 description according to the embodiment of the invention.
As shown in Figure 1, refrigeration system 100 according to the embodiment of the invention comprises: 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 restricting element 51 between 33 of second evaporimeter 5 and second outlet, 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 the refrigeration system 100 is sucked into through air entry 11 in the compression chamber of compressor 1 and is compressed in this compression chamber, becomes the cold media gas of HTHP, discharges compressors 1 by the exhaust outlet 12 of compressor 1 again.
One end of condenser 2 links to each other with the exhaust outlet 12 of compressor 1.Cold media gas discharge compressor 1 back of HTHP enters condenser 2 from an end of condenser 2, and by the cooling liquid with the air heat exchange, cooled refrigerant flows out condenser 2 from the other end of condenser 2 to the cold media gas of high temperature in condenser 2.
First valve 3 has first entrance 31, first outlet, 32, second outlet the 33 and the 3rd outlet, 34, the first entrances 31 are communicated with the other end of condenser 2.That is to say that first valve 3 has an entrance and three outlets, an entrance is 31, three outlets of first entrance and is respectively first outlet, 32, the second outlets the 33 and the 3rd outlet 34.The refrigerant that flows out from condenser 2 enters first valve 3 by first entrance 31, and from first outlet, 32, second outlet the 33 and the 3rd outlet 34 or any several combinations flow out again.First valve 3 can be magnetic valve.
First evaporimeter 4 is located in first chamber 101 and an end of first evaporimeter 4 links to each other with first outlet 32, and the other end of first evaporimeter 4 links to each other with air entry 11.Be understandable that, one end of first evaporimeter 4 links to each other with first outlet 32, the refrigerants that flow out from first outlet 32 of first valve 3 enter in first evaporimeter 4, refrigerant first evaporimeter 4 in by and first chamber 101 in the air heat exchange so that the room air of first chamber 101 lower the temperature.That is to say, in first evaporimeter 4 refrigerant evaporation and from the air of first chamber 101 heat absorption become the lower refrigerant steam of pressure, thereby realize the refrigeration to first chamber 101.Refrigerant returns compressor 1 by air entry 11 then.
As shown in Figure 1, first throttle element 41 is located between the end and first outlet 32 of first evaporimeter 4.Behind the coolant throttle of the high pressure that flows out in 41 pairs of condensers 2 of first throttle element, send into first evaporimeter 4 after making refrigerant become the lower liquid of pressure, heat absorption evaporation in first evaporimeter 4 and become the lower refrigerant steam of pressure.First throttle element 41 can be capillary.
Second evaporimeter 5 is located in second chamber 102 and the two ends of second evaporimeter 5 link to each other with air entry 11 with second outlet 33 respectively.In like manner, the refrigerant that flows out from second outlet 33 of first valve 3 enters second evaporimeter 5, and refrigerant evaporation absorbs heat in second evaporimeter 5, thereby realizes the refrigeration to second chamber 102, and refrigerant returns compressor 1 by air entry 11 then.
Heat exchanger 6 is located in second chamber 102, and an end of heat exchanger 6 links to each other with the 3rd outlet 34.Be understandable that, the refrigerant that flows out from the 3rd outlet 34 of first valve 3 enters heat exchanger 6, in heat exchanger 6 refrigerant by and second chamber 102 in the air heat exchange so that second chamber 102 room airs cooling, that is to say, refrigerant evaporation and from the air of second chamber 102, absorbing heat in heat exchanger 6, thus realize refrigeration to second chamber 102.At this moment, heat exchanger 6 is equivalent to evaporimeter.
In one embodiment of the invention, the refrigerant of the HTHP that compressor 1 is discharged directly enters in the heat exchanger 6, and the cold media gas of high temperature is the cooling liquid with the air heat exchange in heat exchanger 6, and this moment, heat exchanger 6 was equivalent to condenser.So, be understandable that heat exchanger 6 can be that condenser also can be evaporimeter.
Heat exchanger 6 can be close to second evaporimeter 5 and arrange.Preferably, heat exchanger 6 removably is located on second evaporimeter 5.Heat exchanger 6 and second evaporimeter 5 can carry out certain heat exchange like this, and in one embodiment of the invention, heat exchanger 6 can be 5 defrosts of second evaporimeter.
As shown in Figure 1, second valve 7 has second entrance 71, the 5th outlet the 72 and the 6th outlet 73, the second entrances 71 link to each other with the other end of heat exchanger 6, and the 5th outlet 72 links to each other with the two ends of first throttle element 41 respectively with the 6th outlet 73.That is to say that second valve 7 has an import, two outlets, an import is second entrance 71, two outlets are respectively the 5th outlet the 72 and the 6th outlet 73, the five outlets 72 and link to each other with the upper reaches end of first throttle element 41, and the 6th exports 73 links to each other 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 second valve 7 by second entrance 71, can be divided into two kinds of situations this moment, a kind of situation is that refrigerant enters in first evaporimeter 4 after the throttling of back elder generation through first throttle element 41 discharged in the 5th outlet 72 again, and another kind of situation is that refrigerant directly enters in first evaporimeter 4 after the 6th outlet 73 is discharged.
Second restricting element 51 is located between second evaporimeter 5 and second outlet 33.Be understandable that, behind the high pressure coolant throttles that 51 pairs of second restricting elements flow out from second outlet 33 of first valve 3, send into second evaporimeter 5 again after making refrigerant become the lower liquid of pressure, heat absorption evaporation in second evaporimeter 5 and become the lower refrigerant steam of pressure.Second restricting element 51 can be capillary.
The 3rd restricting element 61 is located between heat exchanger 6 and the 3rd outlet 34.Be understandable that, after the coolant throttle of high pressure is flowed out in 61 pairs of the 3rd outlets 34 from first valve 3 of the 3rd restricting element, send into heat exchanger 6 again after making refrigerant become the lower liquid of pressure, heat absorption evaporation in heat exchanger 6 and become the lower refrigerant steam of pressure.The 3rd restricting element 61 can be capillary.
The 3rd valve 8 has the 3rd entrance 81, the 7th outlet the 82 and the 8th outlet 83, the three entrances 81 link to each other with exhaust outlet 12, and the 7th outlet 82 links to each other with an end of condenser 2, and the 8th exports 83 links to each other with an end of heat exchanger 6.That is to say that the 3rd valve 8 also has an import, two outlets, i.e. 81, two outlets of the 3rd entrance of import are respectively the 7th outlet the 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, can enter condenser 2 this moment 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 chamber 102 needs big refrigerating capacity, outlet 82 this moment the 7th is opened, the 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is opened, the 3rd outlet 34 is opened, the 5th outlet 72 is closed, the 6th outlet 73 is opened, refrigerant enters into the 3rd valve 8 by exhaust outlet 12 and the 3rd entrance 81 of compressor 1 successively, the 7th outlet 82 from the 3rd valve 8 is drained into the condenser 2 then, the refrigerant of discharging from condenser 2 enters in first valve 3 by first entrance 31, and the refrigerant of discharging from first valve 3 can be divided into two parts, and a part of refrigerant is drained in second restricting element 51 from second outlet 33, enter in second evaporimeter 5 through the refrigerant after 52 throttlings of second restricting element, refrigerant in second evaporimeter 5 carries out heat exchange to reduce the indoor temperature of second chamber 102 with the air of second chamber 102, and refrigerant that at last should a part is expelled back into compressor 1 by air entry 11, circulates thereby finish once.
Another part refrigerant of discharging from first valve 3 enters in the 3rd restricting element 61 by the 3rd outlet 34 simultaneously, enter in the heat exchanger 6 through the refrigerant after 61 throttlings of the 3rd restricting element, refrigerant in the heat exchanger 6 and the air of second chamber 102 carry out heat exchange to reduce the indoor temperature of second chamber 102, the refrigerant of discharging from heat exchanger 6 enters in second valve 7 by second entrance 71, then refrigerant finally is expelled back into compressor 1 after the 6th outlet 73 is drained into first evaporimeter 4, thereby finishes once circulation.
Being understandable that refrigerant evaporates heat absorption in heat exchanger 6, reducing the air themperature in second chamber 102, is second chamber, 102 refrigeration, and this moment, heat exchanger 6 was equivalent to evaporimeter.So just strengthened the refrigerating capacity of second chamber 102, when satisfying first chamber 101 refrigeration demand, can also satisfy second big demand of chamber 102 refrigerating capacitys, improved refrigerating efficiency, practicality is good.
In another embodiment of the present invention, when second chamber 102 needs little refrigerating capacity, outlet 82 this moment the 7th is opened, the 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is closed, the 3rd outlet 34 is opened, the 5th outlet 72 is closed, the 6th outlet 73 is opened, and refrigerant is successively by compressor 1 like this, the 3rd entrance 81, the 3rd valve 8, the 7th outlet 82, condenser 2, first entrance 31, first valve 3, the 3rd outlet 34, the 3rd restricting element 61, heat exchanger 6, second entrance 71, second valve 7, the 6th outlet 73, get back to compressor 1 behind first evaporimeter 4, so just finish kind of refrigeration cycle one time.Be understandable that this moment, second evaporimeter 5 was not worked, have only heat exchanger 6 work in second chamber 102, refrigerant evaporates heat absorption in heat exchanger 6, reducing the air themperature in second chamber 102, is second chamber, 102 refrigeration, and this moment, heat exchanger 6 was equivalent to evaporimeter.So just reduced the refrigerating capacity of second chamber 102, can satisfy second little demand of chamber 102 refrigerating capacitys, improved refrigerating efficiency, practicality is good.
In another embodiment of the present invention, when second evaporimeter 5 needs defrost, the 7th outlet 82 is closed, the 8th outlet 83 is opened, and the 5th outlet 72 is opened, and the 6th outlet 73 is closed, refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 8th outlet 83 like this, get back to compressor 1 behind heat exchanger 6, second entrance, 71, the second valves 7, the 5th outlet 72, first throttle element 41, first evaporimeter 4, so just finish kind of refrigeration cycle one time.Be understandable that, refrigerant does not pass through condenser 2, heat exchanger 6 is equivalent to condenser at this moment, be refrigerant in heat exchanger 6 and the air in second chamber 102 carry out heat exchange to improve the indoor temperature of second chamber 102, heat exchanger 6 can be next-door neighbour's second evaporimeter, 5 defrosts simultaneously, and practicality is good.
In yet another embodiment of the present invention, when first chamber 101 need the refrigeration, when second chamber 102 do not need to freeze, the 7th outlet 82 is opened, the 8th outlet 83 is closed, first outlet 32 is opened, second outlet 33 is closed, the 3rd outlet 34 is closed, refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 7th outlet 82 like this, condenser 2, first entrance 31, get back to compressor 1 behind first valve 3, first outlet 32, first throttle element 41, first evaporimeter 4, so just finish kind of refrigeration cycle one time.
Be understandable that this moment, second chamber, 102 interior second evaporimeter 5 and heat exchangers 6 were not worked, only evaporation heat absorption in first evaporimeter 4 of refrigerant reduces the air themperature in first chamber 101, is to freeze in first chamber 101.Refrigeration system 100 can be gives second chamber 102 refrigeration like this, can satisfy the demand during the needs refrigeration of second chamber 102, has improved refrigerating efficiency, and practicality is good.
In one embodiment of the invention, when second chamber 102 need the refrigeration, when first chamber 101 do not need to freeze, outlet 82 this moment the 7th is opened, the 8th outlet 83 is closed, first outlet 32 is closed, second outlet 33 is opened, the 3rd outlet 34 is closed, refrigerant is successively by compressor 1, the 3rd entrance 81, the 3rd valve 8, the 7th outlet 82 like this, condenser 2, first entrance 31, get back to compressor 1 behind first valve 3, second outlet, 33, second restricting element 51, second evaporimeter 5, so just finish kind of refrigeration cycle one time.
Be understandable that, this moment, second chamber, 102 interior heat exchanger 6 and first chamber 101 first interior evaporimeter 4 were not worked, refrigerant only evaporates heat absorption in second evaporimeter 5 in second chamber 102, reduces the air themperature in second chamber 102, is second chamber, 102 refrigeration.Refrigeration system 100 can be gives first chamber 101 refrigeration like this, can satisfy the demand during the needs refrigeration of first chamber 101, has improved refrigerating efficiency, and practicality is good.
Can realize that by control valve heat exchanger 6 changes according to the refrigeration system 100 of the embodiment of the invention between evaporimeter and condenser, heat exchanger 6 can be freezed also can be 5 defrosts of second evaporimeter, and can realize more than 100 kind of mode of operation of refrigeration system, satisfy multiple user's request, improved refrigerating efficiency, practicality is good.
In the description of this specification, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. a refrigeration system is characterized in that, comprising:
Compressor, described compressor has air entry and exhaust outlet;
Condenser, an end of described condenser links to each other with the exhaust outlet of described compressor;
First valve, described first valve have first entrance and first to the 3rd outlet, and described first entrance is communicated with the other end of described condenser;
First evaporimeter, described first evaporimeter are located at described first end indoor and described first evaporimeter and link to each other with described first outlet, and the other end of first evaporimeter links to each other with described air entry;
First throttle element, described first throttle element are located between the described end and described first outlet of described first evaporimeter;
Second evaporimeter, described second evaporimeter are located at second two ends indoor and described second evaporimeter and link to each other with described air entry with described second outlet respectively;
Heat exchanger, described heat exchanger be located at described second indoor, and an end of described heat exchanger and described the 3rd the outlet link to each other;
Second valve, described second valve have second entrance, the 5th outlet and the 6th outlet, and described second entrance links to each other with the other end of described heat exchanger, and described the 5th outlet links to each other with the two ends of described first throttle element respectively with described the 6th outlet;
Be located at second restricting element between described second evaporimeter and second outlet;
Be located at the 3rd restricting element between described heat exchanger and described the 3rd outlet;
The 3rd valve, described the 3rd valve have the 3rd entrance, the 7th outlet and the 8th outlet, and described the 3rd entrance links to each other with described exhaust outlet, and described the 7th outlet links to each other with a described end of described condenser, and the 8th outlet links to each other with a described end of described heat exchanger.
2. refrigeration system according to claim 1 is characterized in that, the contiguous described second evaporimeter setting of described heat exchanger.
3. refrigeration system according to claim 2 is characterized in that, described heat exchanger removably is 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 the 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 restricting element is capillary.
9. refrigeration system according to claim 1 is characterized in that, described the 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 true CN103335439A (en) | 2013-10-02 |
| CN103335439B 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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| CN106660430A (en) * | 2014-07-23 | 2017-05-10 | 株式会社电装 | Refrigeration cycle device |
| CN113324361A (en) * | 2020-02-12 | 2021-08-31 | 合肥华凌股份有限公司 | Refrigerating system, refrigerant filling method and refrigerating equipment |
| CN113375398A (en) * | 2014-07-21 | 2021-09-10 | Lg电子株式会社 | Refrigerator and control method thereof |
| 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 |
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| CN113324361A (en) * | 2020-02-12 | 2021-08-31 | 合肥华凌股份有限公司 | Refrigerating system, refrigerant filling method and refrigerating equipment |
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| 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 |
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| Publication number | Publication date |
|---|---|
| CN103335439B (en) | 2015-07-15 |
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