CN206222791U - Split type multi-temperature zone refrigeration plant - Google Patents

Abstract

The utility model provides a kind of split type multi-temperature zone refrigeration plant.Split type multi-temperature zone refrigeration plant, including refrigeration system and blower fan, the refrigeration system includes compressor, hot junction condenser, throttling arrangement and cold end evaporator, also include outdoor machine shell and multiple independent indoor lockers, air channel is provided with the outdoor machine shell, the compressor, the hot junction condenser and the blower fan are arranged in the air channel, and the cold end evaporator is provided with each described indoor locker.Realize improving the ease of use and versatility of split type multi-temperature zone refrigeration plant, and improve user's comfort and experience property.

Description

Split type multi-temperature zone refrigeration plant

Technical field

The utility model is related to refrigeration plant, more particularly to a kind of split type multi-temperature zone refrigeration plant.

Background technology

At present, refrigeration plant（Refrigerator, refrigerator etc.）It is widely used in daily life.Traditional family expenses system Cool equipment is divided into the parts such as storing compartment and cabin, compressor, condenser and fan and is arranged on using single body structure, casing In cabin, storing compartment is used to store to be frozen or refrigeration article.In actual use, the compressor operating in cabin Noise and heat will be produced, causes user's comfort of refrigeration plant in the prior art and experience property poor；Meanwhile, storing Compartment is arranged in same casing, and user needs the multiple independent refrigeration plants of configuration to meet refrigeration storing in not chummery Need, cause the ease of use and versatility of refrigeration plant in the prior art relatively low.

Utility model content

Technical problem to be solved in the utility model is：A kind of split type multi-temperature zone refrigeration plant is provided, realizes improving The ease of use and versatility of split type multi-temperature zone refrigeration plant, and improve user's comfort and experience property.

The technical scheme that the utility model is provided is, a kind of split type multi-temperature zone refrigeration plant, including refrigeration system and wind Machine, the refrigeration system includes compressor, hot junction condenser, throttling arrangement and cold end evaporator, also including outdoor machine shell and many Individual independent indoor locker, is provided with air channel, the compressor, the hot junction condenser and the wind in the outdoor machine shell Machine is arranged in the air channel, and the cold end evaporator is provided with each described indoor locker.

The utility model provide split type multi-temperature zone refrigeration plant, by using split-type structural be divided into outdoor machine shell and The parts such as multiple independent indoor lockers, compressor, condenser and throttling arrangement are disposed in the outdoor in casing, due to outdoor unit Shell is disposed in the outdoor side, and the noise and heat that compressor is produced will not produce influence to indoor, can effectively improve user Comfort and experience property；Also, because using multiple independent indoor lockers, user can as needed by difference Indoor locker be placed in different rooms, realize improving the ease of use of split type multi-temperature zone refrigeration plant and general Property.In addition, compressor, hot junction condenser and blower fan are arranged on into same air channel, wind that can be sufficiently using blower fan generation is same When compressor and hot junction condenser are radiated, the heat transfer effect of general increase compressor and condenser, improve refrigeration system Heat exchange efficiency, improve energy utilization rate.

Brief description of the drawings

In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are Some embodiments of the present utility model, for those of ordinary skill in the art, are not paying the premise of creative labor Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the structure principle chart of the split type multi-temperature zone refrigeration plant embodiment of the utility model.

Fig. 2 is the schematic diagram of the split type multi-temperature zone refrigeration plant embodiment of the utility model.

Specific embodiment

It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Based on the implementation in the utility model Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to The scope of the utility model protection.

As Figure 1-Figure 2, the split type multi-temperature zone refrigeration plant of the present embodiment uses split-type structural, including outdoor machine shell The 101 indoor lockers 102 independent with multiple, outdoor machine shell 101 is placed on the outside of wall 100, and indoor locker 102 is put Put in the inner side of wall 100, wherein, the compressor 1 of refrigeration system, hot junction condenser 2, throttling arrangement and blower fan（It is not shown）Deng Part is disposed in the outdoor in casing 101, and the cold end evaporator of refrigeration system is arranged in corresponding indoor locker 102.And And, air channel is set in outdoor machine shell 101 to place compressor 1, hot junction condenser 2 and blower fan, the wind energy that blower fan is formed is enough same When compressor 1 and hot junction condenser 2 are radiated, there is provided refrigerating efficiency and energy utilization rate.

Specifically, the split type multi-temperature zone refrigeration plant of the present embodiment in actual use, because compressor 1 is set In outside outdoor machine shell 101, the noise and heat that the operation of compressor 1 is produced will not produce influence, Ke Yiyou to indoor The comfortableness that the raising user of effect uses indoors, improves user experience.Simultaneously as using multiple independent indoor storings Cabinet 102, indoor locker 102 can be placed as required on being used in different rooms, realize that single compressor 1 meets difference Room freezing or the demand of chilled goods.Wherein, it is additionally provided with circulating fan in the indoor locker 102（It is not shown）, profit The air circulation flow in indoor locker 102 can be realized with circulating fan, to improve the temperature in indoor locker 102 point Cloth uniformity.In addition, according to user's needs, the indoor locker 102 can be horizontal counter body or vertical cabinet or wall hanging Formula cabinet.

Based on above-mentioned technical proposal, optionally, in order to improve, energy utilization rate is high and refrigeration performance, expands cryogenic temperature area Between to improve versatility, 102 points of the indoor locker is low hypothermia locker and profound hypothermia locker, and cold end evaporator is divided into Low hypothermia evaporator 4 and profound hypothermia evaporator 5, are provided with the low hypothermia evaporator 4, the depth in the low hypothermia locker The profound hypothermia evaporator 5 is provided with low temperature locker；And the refrigeration system also includes gas-liquid separator 3, the first backheat Device 7 and heat exchanger 6；First capillary 71 and the first product heat cal rod 72 of mutual heat exchange, institute are provided with first regenerator 7 The outlet for stating hot junction condenser 2 is connected with the import of the gas-liquid separator 3；The gas outlet of the gas-liquid separator 3 and described The first heat exchanger channels connection of heat exchanger 6, first heat exchanger channels pass through the second capillary 82 and the profound hypothermia evaporator 5 Import connection；The liquid outlet of the gas-liquid separator 3 is entered by first capillary 71 and the low hypothermia evaporator 4 Mouth connection, the outlet of the low hypothermia evaporator 4 is connected with the second heat exchanger channels of the heat exchanger 6, and second heat exchange is logical The outlet in road and profound hypothermia evaporator 5 is connected by first product heat cal rod 72 with the import of the compressor 1 respectively.Specifically , refrigerant compresses the superheated refrigerant gas for forming high temperature, high pressure by compressor 1, and refrigerant gas are condensed into hot junction Device 2 is condensed, and the dew-point temperature using low boiling point refrigerant high in refrigerant is different, is formed after refrigerant gas condensation and is rich in Higher boiling refrigerant liquid and the two phase refrigerant rich in low boiling point refrigerant gas, the refrigerant enter into gas-liquid separator 3 Row is separated.Liquid phase refrigerant rich in higher boiling refrigerant is exported from the liquid outlet of gas-liquid separator 3, via the first capillary 71 After throttling, enter into after low hypothermia evaporator 4 is exchanged heat formed two phase refrigerant enter further exchanged heat into heat exchanger 6 it is full And refrigerant gas, the first product heat cal rod 72 that subsequent refrigerant gas enter in the first regenerator 7, the first product heat cal rod 72 and first Capillary 71 is exchanged heat；After vapor phase refrigerant is introduced into the cold of the refrigerant that heat exchanger 6 absorbs the output of low hypothermia evaporator 4 Liquid phase refrigerant is formed, liquid phase refrigerant forms gas by entering after profound hypothermia evaporator 5 exchanges heat after the throttling of the second capillary 81 Cryogen is flowed into the first product heat cal rod 72, and finally, the refrigerant gas in the first product heat cal rod 72 are transmitted back to compressor 1.It is excellent Choosing, the present embodiment multi-temperature zone cooling cycle system also includes the second regenerator 8, is provided with second regenerator 8 mutually The product heat cal rod 82 of second capillary 81 and second of heat exchange, the outlet of the profound hypothermia evaporator 5 and the second heat exchanger channels It is connected with the first product heat cal rod 72 by the second product heat cal rod 82 respectively.Specifically, the gas system that profound hypothermia evaporator 5 is formed after exchanging heat Cryogen and the refrigerant of the second heat exchanger channels conveying are entered into the second product heat cal rod 82 of the second regenerator 8, the second product heat cal rod 82 After being exchanged heat with the second capillary 81, can more added with the temperature that can freeze of reduction profound hypothermia evaporator 5, obtain more The refrigeration of low temperature, and energy consumption is more effectively utilized, improve efficiency.Specifically, two evaporators are configured with corresponding time Hot device, the cold that regenerator can recycle refrigerant in return-air improves the energy utilization rate of system, the control also without complexity Processing procedure sequence, it is ensured that the performance of product is also ensure that while product cost.

In actual use, low hypothermia evaporator 4 is used for refrigeration or the freezing of routine, and for profound hypothermia evaporator 5 in addition to it can be used in conventional freezing, can also realize cryogenic refrigeration, coordinate different refrigerants to realize large span temperature The refrigeration of scope is spent, the present embodiment multi-temperature zone cooling cycle system uses mix refrigerant, and the mix refrigerant is including various Refrigerant, for example：The mix refrigerant is the mixture of R600a and R290；Or, the mix refrigerant be R600 and The mixture of R290；Or, the mix refrigerant is the mixture of R600a and R600；Or, the mix refrigerant is The mixture of R600a and R170；Or, the mix refrigerant is the mixture of R290 and R170；Or, the hybrid refrigeration Agent is the mixture of R600a, R290 and R170.Different storage warm areas can be formed by different non-public boiling mix refrigerants, Working medium is to R600a/R290：It is capable of achieving -18 ~ -30 DEG C of storage warm areas and -30 ~ -40 DEG C of storage warm areas；Working medium is to R600/R290： It is capable of achieving -6 ~ -18 DEG C of storage warm areas and -30 ~ -40 DEG C of storage warm areas；Working medium is to R600/R600a：It is capable of achieving 0 ~ 9 DEG C of storage temperature Area and -6 ~ -12 DEG C of storage warm areas；Working medium is to R600a/R170：It is capable of achieving -18 ~ -30 DEG C of storage warm areas and -40 ~ -60 DEG C of storages Warm area；Working medium is to R290/R170：It is capable of achieving -20 ~ -40 DEG C of storage warm areas and -40 ~ -60 DEG C is stored warm area etc..

Wherein, according to the setting of varying number warm area, low hypothermia evaporator 4 and profound hypothermia evaporator 5 can use many Individual sub- evaporator is constituted, and can be applied in combination by the way of serial or parallel connection between sub- evaporator.In addition, relevant heat exchanger 6 its performance entity can use plate type heat exchanger or casing type heat exchanging.

It is delivered to respectively in different evaporators by by the refrigerant of gaseous state in gas-liquid separator and liquid, gaseous refrigerant Agent will be transported in profound hypothermia evaporator by heat exchanger and carry out the refrigeration of profound hypothermia, and liquid refrigerant is by capillary-compensated Entering into afterwards in low hypothermia evaporator carries out the refrigeration of low hypothermia, and in order to effectively widen temperature range, from low hypothermia evaporation The refrigerant exported in device carries out heat exchange by heat exchange with the refrigerant entered into low hypothermia evaporator, so that shallow low The cryogenic temperature of warm evaporator is lower, realizes the effect of multi-temperature zone refrigeration, and using complicated control program, and need not exchange heat Device can effectively improve efficiency, and reducing energy consumption realizes that the split type multi-temperature zone refrigeration plant energy utilization rate of raising is high and freezes Performance, expands cryogenic temperature interval to improve versatility.

Finally it should be noted that：Above example is only used to illustrate the technical solution of the utility model, rather than its limitations； Although being described in detail to the utility model with reference to the foregoing embodiments, it will be understood by those within the art that： It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc. With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from each embodiment technology of the utility model The spirit and scope of scheme.

Claims (9)

1. a kind of split type multi-temperature zone refrigeration plant, including refrigeration system and blower fan, the refrigeration system include compressor, hot junction Condenser, throttling arrangement and cold end evaporator, it is characterised in that also including outdoor machine shell and multiple independent indoor lockers, Air channel is provided with the outdoor machine shell, the compressor, the hot junction condenser and the blower fan are arranged in the air channel, The cold end evaporator is provided with each described indoor locker.

2. split type multi-temperature zone refrigeration plant according to claim 1, it is characterised in that also set in the indoor locker It is equipped with circulating fan.

3. split type multi-temperature zone refrigeration plant according to claim 1, it is characterised in that the indoor locker is horizontal Cabinet or vertical cabinet or wall-mounted cabinet.

4. according to any described split type multi-temperature zone refrigeration plants of claim 1-3, it is characterised in that the indoor storing Cabinet is divided into low hypothermia locker and profound hypothermia locker, and the cold end evaporator is divided into low hypothermia evaporator and profound hypothermia evaporation Device, is provided with the low hypothermia evaporator in the low hypothermia locker, it is low to be provided with the depth in the profound hypothermia locker Warm evaporator；The throttling arrangement include the first capillary and the second capillary, the refrigeration system also include gas-liquid separator, First regenerator and heat exchanger；First capillary and the first backheat of mutual heat exchange are provided with first regenerator Pipe, the outlet of the condenser is connected with the import of the gas-liquid separator；The gas outlet of the gas-liquid separator and described change The first heat exchanger channels connection of hot device, first heat exchanger channels are by second capillary and the profound hypothermia evaporator Import is connected, and the liquid outlet of the gas-liquid separator is connected by first capillary with the import of the low hypothermia evaporator Connect, the outlet of the low hypothermia evaporator is connected with the second heat exchanger channels of the heat exchanger, second heat exchanger channels and institute The outlet for stating profound hypothermia evaporator connects first product heat cal rod respectively, and first product heat cal rod connects entering for the compressor Mouthful.

5. split type multi-temperature zone refrigeration plant according to claim 4, it is characterised in that also including the second regenerator, institute State second capillary and the second product heat cal rod that mutual heat exchange is provided with the second regenerator, second heat exchanger channels and The outlet of the profound hypothermia evaporator connects second product heat cal rod respectively, and second product heat cal rod connects with first product heat cal rod Connect.

6. split type multi-temperature zone refrigeration plant according to claim 4, it is characterised in that the low hypothermia evaporator includes The sub- evaporator of multiple low hypothermias that multiple is arranged in parallel；Or, the low hypothermia evaporator includes multiple multiples being arranged in series The sub- evaporator of low hypothermia.

7. split type multi-temperature zone refrigeration plant according to claim 4, it is characterised in that the profound hypothermia evaporator includes The sub- evaporator of multiple profound hypothermias that multiple is arranged in parallel；Or, the profound hypothermia evaporator includes multiple multiples being arranged in series The sub- evaporator of profound hypothermia.

8. split type multi-temperature zone refrigeration plant according to claim 4, it is characterised in that the split type multi-temperature zone refrigeration Equipment uses mix refrigerant, and the mix refrigerant includes various refrigerants.

9. split type multi-temperature zone refrigeration plant according to claim 8, it is characterised in that the mix refrigerant is The mixture of R600a and R290；Or, the mix refrigerant is the mixture of R600 and R290；Or, the hybrid refrigeration Agent is the mixture of R600a and R600；Or, the mix refrigerant is the mixture of R600a and R170；Or, it is described mixed It is the mixture of R290 and R170 to close refrigerant；Or, the mix refrigerant is the mixture of R600a, R290 and R170.