CN205641303U - Air conditioner refrigerator all -in -one and multistage refrigerating system thereof - Google Patents
Air conditioner refrigerator all -in -one and multistage refrigerating system thereof Download PDFInfo
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- CN205641303U CN205641303U CN201620423532.0U CN201620423532U CN205641303U CN 205641303 U CN205641303 U CN 205641303U CN 201620423532 U CN201620423532 U CN 201620423532U CN 205641303 U CN205641303 U CN 205641303U
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Abstract
The utility model provides an air conditioner refrigerator all -in -one and multistage refrigerating system thereof, refrigerating system at different levels are all including looping through the compressor that the pipeline is connected among this multistage refrigerating system, throttling arrangement and evaporimeter, be provided with the condenser among the higher level refrigerating system between compressor and throttling arrangement, higher level refrigerating system and the refrigerating system of subordinate adjacent among the multistage refrigerating system are connected through the evaporation -condensation ware, the evaporation side of evaporation -condensation ware is connected in higher level refrigerating system, and set up between compressor and evaporimeter, the condensation side of evaporation -condensation ware is connected in the refrigerating system of subordinate, and set up between throttling arrangement and compressor. The utility model provides a multistage refrigerating system all contains the evaporimeter among the refrigerating system at different levels to can realize different cryogenic temperature in refrigerating system at different levels, and then can still can deposit different types of article in this refrigerator air conditioner all -in -one with a plurality of cryogenic temperature of acquisition needs in an operating room.
Description
Technical field
This utility model relates to art of refrigeration units, more specifically, relate to a kind of air-conditioning refrigerator all-in-one and
Its multistage refrigerating plant.
Background technology
In cryosurgery field, need multiple different cryogenic temperature cooling virus, vaccine, cell, medical treatment
Apparatus etc..Current usual way be use the refrigerator of different cryogenic temperature or refrigerator-freezer go to deposit medical apparatus and instruments or
, there is serious cold and space waste phenomenon in person's medical article.
Utility model content
This utility model is intended at least to solve one of technical problem present in prior art.
To this end, the purpose of an aspect of the present utility model is, it is provided that a kind of air-conditioning refrigerator all-in-one
Multistage refrigerating plant.
Purpose in terms of another of the present utility model is, it is provided that one includes above-mentioned air-conditioning refrigerator one
The air-conditioning refrigerator all-in-one of the multistage refrigerating plant of body machine.
For achieving the above object, the embodiment of an aspect of the present utility model provides a kind of air-conditioning ice
The multistage refrigerating plant of case all-in-one, refrigeration systems at different levels all include passing sequentially through the compression that pipeline is connected
In machine, throttling arrangement and vaporizer, higher level's refrigeration system between described compressor and described throttling arrangement
Being provided with condenser, higher level's refrigeration system adjacent in multistage refrigerating plant and subordinate's refrigeration system are by evaporation
Condenser is connected, and the evaporation side of described evaporative condenser is connected in described higher level's refrigeration system, and arranges
Between described compressor and described vaporizer, the condensation side of described evaporative condenser is connected to described subordinate system
In cooling system, and it is arranged between described throttling arrangement and described compressor.
The multistage refrigerating plant of the air-conditioning refrigerator all-in-one that this utility model above-described embodiment provides, higher level
In refrigeration system, cold-producing medium flows through compressor, condenser, throttling arrangement, vaporizer, evaporative condenser successively
After the evaporation side of device, flow back to the gas returning port of compressor, it is achieved the kind of refrigeration cycle of higher level's refrigeration system;With
In the refrigeration system that higher level is adjacent, cold-producing medium flows through compressor, the condensation side of evaporative condenser, throttling successively
After device, vaporizer, if multistage refrigerating plant comprises more than dual unit cooling system, then make after flowing through vaporizer
Cryogen flows through the evaporation side of evaporative condenser, flows back to the gas returning port of compressor, if multistage refrigerating plant is two-stage
Refrigeration system, then the cold-producing medium flowing through vaporizer flows back to the gas returning port of compressor, without evaporative condenser
Evaporation side;In final stage refrigeration system, cold-producing medium flow through successively compressor, the condensation side of evaporative condenser,
Throttling arrangement, vaporizer, flow back to the gas returning port of compressor, thus refrigeration system at different levels be all capable of refrigeration
Circulation;Owing to refrigeration systems at different levels all comprising vaporizer, thus it is capable of not in refrigeration systems at different levels
Same cryogenic temperature, and then in an operating room, i.e. can obtain multiple cryogenic temperatures of needs, it is also possible to
In this refrigerator and air conditioner all-in-one, deposit different types of article, not only improve the utilization of air-conditioning refrigerator all-in-one
Rate, also saves big quantity space, substantially increases the range of air-conditioning refrigerator all-in-one;Higher level is freezed and is
System and the subordinate's refrigeration system being adjacent are connected by evaporative condenser, the cold-producing medium in higher level's refrigeration system
The cold evaporating acquisition in evaporative condenser can compensate for cold-producing medium condensation institute in adjacent subordinate's refrigeration system
The cold needed.
It addition, the multistage refrigerating plant of the air-conditioning refrigerator all-in-one of this utility model above-described embodiment offer is also
There is following additional technical feature:
According to an embodiment of the present utility model, the multistage refrigerating plant of described air-conditioning refrigerator all-in-one
In, in addition to final stage refrigeration system, other grade of refrigeration system also includes: stop valve, be connected to described throttling
Between device and described vaporizer.
In above-described embodiment, by regulating the aperture of stop valve in certain grade of refrigeration system, this grade of system can be regulated
The refrigerating capacity of vaporizer and evaporating temperature in cooling system, thus regulate the cryogenic temperature of this grade of refrigeration system, with
Time can also adjust the heat exchange amount of evaporative condenser, maintain the stability of refrigeration system.
According to an embodiment of the present utility model, the multistage refrigerating plant of described air-conditioning refrigerator all-in-one
In, in addition to described final stage refrigeration system, other grade of refrigeration system also includes: ejector, is connected to described steaming
Send out between device and the evaporation side of described evaporative condenser, flow through the part of refrigerant warp after described throttling arrangement
Cold-producing medium branch road flow into described ejector Working-fluid intaking, another part cold-producing medium through described stop valve,
Described vaporizer flows into the driving fluid entrance of described ejector, and the outlet of described ejector is cold with described evaporation
The entrance of the evaporation side of condenser is connected.
In above-described embodiment, after cold-producing medium flows through throttling arrangement, a part flows into ejector through cold-producing medium branch road
Working-fluid intaking, as working fluid, another part flows into ejector through stop valve, vaporizer
Driving fluid entrance, as driving fluid, relative to working fluid, owing to driving fluid flows through stop valve,
Therefore the pressure of driving fluid is less than working fluid, driving fluid is by working fluid injection, and two fluids is in injection
Device mixes supercharging so that the refrigerant temperature in injector exit raises, enter the refrigeration of evaporative condenser
Agent temperature is the highest, and according to heat exchange principle, the irreversible heat transfer temperature difference is the least, and heat exchange loss is the least, and heat exchange is the best,
Thus the setting of ejector, recyclable part irreversible work, strengthen the heat exchange of evaporative condenser, promote system
Efficiency.
According to an embodiment of the present utility model, the multistage refrigerating plant of described air-conditioning refrigerator all-in-one
In, in addition to described final stage refrigeration system, other grade of refrigeration system also includes: gas-liquid separator, is connected to institute
State between throttling arrangement and described stop valve, the entrance of described gas-liquid separator and the outlet of described throttling arrangement
Being connected, being connected between the gaseous phase outlet of described gas-liquid separator and the Working-fluid intaking of described ejector has
Described cold-producing medium branch road, the liquid-phase outlet of described gas-liquid separator is connected with the entrance of described stop valve.
In above-described embodiment, after flowing through the inflow gas-liquid separator of the gas-liquid two-phase cold-producing medium after throttling arrangement,
Under the effect of gravity, being divided into vapor phase refrigerant and liquid phase refrigerant, liquid phase refrigerant is through stop valve and vaporizer
The driving fluid entrance of rear inflow ejector, vapor phase refrigerant flows into the workflow of ejector through cold-producing medium branch road
Body entrance, from the cold-producing medium of vaporizer outflow by vapor phase refrigerant injection, mixes supercharging in ejector, carries
The energy-saving effect of high system.
As a example by three tier structure cooling system, describe the cold-producing medium flow direction in refrigeration systems at different levels, higher level freeze and be
In system, the refrigerant vapour of the High Temperature High Pressure that the air vent of compressor is discharged condenses within the condenser, becomes
For refrigerant liquid, after refrigerant liquid enters throttling arrangement throttling expansion, enter gas-liquid separator, at gas
Being divided into vapor phase refrigerant and liquid phase refrigerant in liquid/gas separator, liquid phase refrigerant flows into through the regulation of stop valve
Vaporizer, freezing by change of state in vaporizer, the cold-producing medium after vaporizer is flowed into injection through cold-producing medium branch road
The vapor phase refrigerant injection of device, flows into the evaporation side of evaporative condenser in ejector, then flows back to pressure after boosting
The gas returning port of contracting machine, completes the kind of refrigeration cycle of higher level's refrigeration system;In intergrade refrigeration system, compressor
The refrigerant vapour of High Temperature High Pressure discharged of air vent condense in evaporative condenser, condensed cold-producing medium
Liquid enters throttling expansion in throttling arrangement, and the gas-liquid two-phase cold-producing medium after throttling flows into gas-liquid separator, from
Liquid phase refrigerant blood pressure lowering after stop valve that the liquid-phase outlet of gas-liquid separator flows out, passes through vaporizer
In, freezing by change of state in vaporizer, from the cold-producing medium of vaporizer outflow by the gaseous phase outlet stream of gas-liquid separator
The gaseous refrigerant injection gone out, in ejector after mixing boosting, cold-producing medium flows through the evaporation of evaporative condenser
Side, flows back to the gas returning port of compressor, completes the kind of refrigeration cycle of intergrade refrigeration system;In final stage refrigeration system,
The condensation side of the refrigerant vapour entrance evaporative condenser of the High Temperature High Pressure that the air vent of compressor is discharged is entered
Row condensation, becomes refrigerant liquid, and refrigerant liquid enters throttling expansion in throttling arrangement, then flows into evaporation
Freezing by change of state in device, flows back to the gas returning port of compressor, completes the kind of refrigeration cycle of final stage refrigeration system.
According to an embodiment of the present utility model, freeze to described final stage from described higher level's refrigeration system
System, lowest refrigerating temperature reduces step by step.
In a specific embodiment of the present utility model, three tier structure cooling system can meet 0 DEG C of-100 DEG C of scope
Interior refrigeration demand, the lowest refrigerating temperature of higher level's refrigeration system is up to 0 DEG C, intergrade refrigeration system
Lowest refrigerating temperature is up to-60 DEG C, and the lowest refrigerating temperature of final stage refrigeration system is up to-100 DEG C.
According to an embodiment of the present utility model, described multistage refrigerating plant is for including that high temperature section refrigeration is
System, middle-temperature section refrigeration system and the three tier structure cooling system of low-temperature zone refrigeration system.
According to an embodiment of the present utility model, described throttling arrangement is electric expansion valve, electronic expansion
Valve has the premium properties that heating power expansion valve is incomparable, such as use, and temperature is low, degree of superheat setting value is adjustable
Etc. advantage.
This utility model embodiment in terms of another provides a kind of air-conditioning refrigerator all-in-one, including: air-conditioning
Device;Refrigerator, is connected with described air-conditioner, and described refrigerator has multiple cool room;Any of the above-described embodiment
The multistage refrigerating plant of described air-conditioning refrigerator all-in-one, described air-conditioner uses in described multistage refrigerating plant
Higher level's refrigeration system, multiple described cool rooms are respectively adopted other in addition to described higher level's refrigeration system
Level refrigeration system, so that multiple described cool room has different cryogenic temperatures.
The air-conditioning refrigerator all-in-one that this utility model above-described embodiment provides, including air-conditioner and be positioned at air-conditioner
The refrigerator of lower section, air-conditioner uses higher level's refrigeration system, and multiple cool rooms of refrigerator are respectively adopted except going up most
Other grade of refrigeration system outside level refrigeration system so that multiple cool rooms have different cryogenic temperatures, thus
This air-conditioning refrigerator all-in-one has multiple different cryogenic temperature, can meet the same indoor need to different temperatures
Ask, also can need the article of different storage temperature at multiple refrigeration indoor storage of refrigerator, improve air-conditioning ice
Case all-in-one utilization rate, it is to avoid the refrigerator of the multiple different cryogenic temperatures of use, thus save big quantity space.
According to an embodiment of the present utility model, the compressor in described multistage refrigerating plant is positioned at described
The bottom of air-conditioning refrigerator all-in-one, to increase counterweight, strengthens the stability of all-in-one.
Cold according to an embodiment of the present utility model, the condenser in described multistage refrigerating plant and evaporation
Condenser is positioned at the rearward end of described air-conditioning refrigerator all-in-one, the vaporizer of higher level's refrigeration system and is positioned at air-conditioner
In, other vaporizer lays respectively in each cool room of refrigerator corresponding thereto.
Preferably, air-conditioner is positioned at the top of refrigerator.
Additional aspect of the present utility model and advantage will become obvious in following description part, or logical
Cross practice of the present utility model to recognize.
Accompanying drawing explanation
Embodiment is retouched by above-mentioned and/or additional aspect of the present utility model and advantage from combining accompanying drawings below
Will be apparent from easy to understand in stating, wherein:
Fig. 1 is the structural representation of the multistage refrigerating plant described in one embodiment of this utility model;
Fig. 2 is the structural representation of the air-conditioning refrigerator all-in-one described in one embodiment of this utility model, wherein
A represents the placement location of compressor.
Wherein, in Fig. 1 and Fig. 2, corresponding relation between reference and component names is:
100 multistage refrigerating plants, 1 higher level's refrigeration system, 2 intergrade refrigeration systems, 3 final stages refrigeration systems
System, 11 compressors, 12 throttling arrangements, 13 vaporizers, 14 condensers, 15 evaporative condensers, 151 steam
Feel cold the evaporation side of condenser, the condensation side of 152 evaporative condensers, 16 stop valves, 17 ejectors, 171
The Working-fluid intaking of ejector, the driving fluid entrance of 172 ejectors, the outlet of 173 ejectors, 18
Gas-liquid separator, the entrance of 181 gas-liquid separators, the gaseous phase outlet of 182 gas-liquid separators, 183 gas-liquids
The liquid-phase outlet of separator, the road of 19 coolant, 200 air-conditioning refrigerator all-in-ones, 21 air-conditioners, 22 refrigerators,
221 cool rooms.
Detailed description of the invention
In order to be more clearly understood that above-mentioned purpose of the present utility model, feature and advantage, knot below
Close the drawings and specific embodiments this utility model is further described in detail.Need explanation
It is that, in the case of not conflicting, the feature in embodiments herein and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding this utility model, but
It is that this utility model can be implemented to use other to be different from mode described here, therefore, this
The protection domain of utility model is not limited by following public specific embodiment.
Describe with reference to the accompanying drawings the air-conditioning refrigerator all-in-one according to some embodiments of this utility model and
Multistage refrigerating plant.
As it is shown in figure 1, a kind of air-conditioning refrigerator all-in-one provided according to some embodiments of this utility model
The multistage refrigerating plant 100 of 200, refrigeration systems at different levels all include passing sequentially through the compressor that pipeline is connected
11, at compressor 11 and throttling arrangement in throttling arrangement 12 and vaporizer 13, higher level's refrigeration system 1
Condenser 14, higher level's refrigeration system adjacent in multistage refrigerating plant 100 and subordinate's system it is provided with between 12
Cooling system is connected by evaporative condenser 15, and the evaporation side 151 of evaporative condenser is connected to higher level's refrigeration
In system, and being arranged between compressor 11 and vaporizer 13, the condensation side 152 of evaporative condenser connects
In subordinate's refrigeration system, and it is arranged between throttling arrangement 12 and compressor 11.
The multistage refrigerating plant 100 of the air-conditioning refrigerator all-in-one 200 that this utility model above-described embodiment provides,
In higher level's refrigeration system 1, cold-producing medium flow through successively compressor 11, condenser 14, throttling arrangement 12,
Vaporizer 13, evaporative condenser evaporation side 151 after, flow back to the gas returning port of compressor 11, it is achieved go up most
The kind of refrigeration cycle of level refrigeration system 1;In the refrigeration system adjacent with higher level, cold-producing medium flows through compression successively
After machine 11, the condensation side 152 of evaporative condenser, throttling arrangement 12, vaporizer 13, if multi-stage refrigerating system
System 100 comprises more than dual unit cooling system, then after flowing through vaporizer 13, cold-producing medium flows through evaporative condenser
Evaporation side 151, flows back to the gas returning port of compressor 11, if multistage refrigerating plant 100 is dual unit cooling system,
The cold-producing medium then flowing through vaporizer 13 flows back to the gas returning port of compressor 11, without the evaporation of evaporative condenser
Side 151;In final stage refrigeration system 3, cold-producing medium flows through the condensation of compressor 11, evaporative condenser successively
Side 152, throttling arrangement 12, vaporizer 13, flow back to the gas returning port of compressor 11, thus refrigeration at different levels be
System is all capable of kind of refrigeration cycle;Owing to refrigeration systems at different levels all comprising vaporizer 13, thus at different levels
Refrigeration system is capable of different cryogenic temperatures, and then in an operating room, i.e. can obtain needs
Multiple cryogenic temperatures, it is also possible to deposit different types of article, not only in this refrigerator 22 air conditioner integrated machine
Improve the utilization rate of air-conditioning refrigerator all-in-one 200, also save big quantity space, substantially increase air-conditioning refrigerator
The range of all-in-one 200;Higher level's refrigeration system and the subordinate's refrigeration system being adjacent are cold by evaporation
Condenser 15 connects, and the cold-producing medium in higher level's refrigeration system evaporates the cold of acquisition in evaporative condenser 15 can
Compensate the cold required for cold-producing medium condensation in adjacent subordinate's refrigeration system.
In an embodiment of the present utility model, as it is shown in figure 1, air-conditioning refrigerator all-in-one 200 is multistage
In refrigeration system 100, in addition to final stage refrigeration system 3, other grade of refrigeration system also includes: stop valve
16, it is connected between throttling arrangement 12 and vaporizer 13.
In above-described embodiment, by regulating the aperture of stop valve 16 in certain grade of refrigeration system, can be regulated this
The refrigerating capacity of vaporizer 13 and evaporating temperature in level refrigeration system, thus regulate the refrigeration of this grade of refrigeration system
Temperature, can also adjust the heat exchange amount of evaporative condenser 15 simultaneously, maintains the stability of refrigeration system.
Preferably, as it is shown in figure 1, in the multistage refrigerating plant 100 of air-conditioning refrigerator all-in-one 200, remove
Outside final stage refrigeration system 3, other grade of refrigeration system also includes: ejector 17, is connected to vaporizer 13 He
Between the evaporation side 151 of evaporative condenser, flow through the part of refrigerant after throttling arrangement 12 through cold-producing medium
Branch road 19 flows into the Working-fluid intaking 171 of ejector, and another part cold-producing medium is through stop valve 16, evaporation
Device 13 flows into the driving fluid entrance 172 of ejector, the outlet 173 of ejector and the steaming of evaporative condenser
The entrance sending out side 151 is connected.
In above-described embodiment, after cold-producing medium flows through throttling arrangement 12, a part flows into through cold-producing medium branch road 19
The Working-fluid intaking 171 of ejector, as working fluid, another part is through stop valve 16, vaporizer
The 13 driving fluid entrances 172 flowing into ejector, as driving fluid, relative to working fluid, owing to drawing
Jet body flows through stop valve 16, therefore the pressure of driving fluid is less than working fluid, and driving fluid is by workflow
Body injection, two fluids mixes supercharging in ejector 17 so that the refrigerant temperature in injector exit
Raising, the refrigerant temperature entering evaporative condenser 15 is the highest, according to heat exchange principle, irreversible heat transfer temperature
Difference is the least, and heat exchange loss is the least, and heat exchange is the best, thus the setting of ejector 17, recyclable part can not
Inverse merit, strengthens the heat exchange of evaporative condenser 15, promotes the efficiency of system.
Further, as it is shown in figure 1, in the multistage refrigerating plant 100 of air-conditioning refrigerator all-in-one 200,
In addition to final stage refrigeration system 3, other grade of refrigeration system also includes: gas-liquid separator 18, is connected to throttling
Between device 12 and stop valve 16, the entrance 181 of gas-liquid separator is connected with the outlet of throttling arrangement 12
Logical, it is connected between gaseous phase outlet 182 and the Working-fluid intaking 171 of ejector of gas-liquid separator and has refrigeration
Agent branch road 19, the liquid-phase outlet 183 of gas-liquid separator is connected with the entrance of stop valve 16.
In above-described embodiment, flow through the gas-liquid two-phase cold-producing medium after throttling arrangement 12 and flow into gas-liquid separator 18
After, under gravity, it being divided into vapor phase refrigerant and liquid phase refrigerant, liquid phase refrigerant is through stop valve
16 and vaporizer 13 after flow into the driving fluid entrance 172 of ejector, vapor phase refrigerant is through cold-producing medium branch road
19 Working-fluid intakings 171 flowing into ejector, from the cold-producing medium of vaporizer 13 outflow by vapor phase refrigerant
Injection, mixes supercharging in ejector 17, improves the energy-saving effect of system.
As it is shown in figure 1, describe the cold-producing medium flow direction in refrigeration systems at different levels as a example by three tier structure cooling system,
In higher level's refrigeration system 1, the refrigerant vapour of the High Temperature High Pressure that the air vent of compressor 11 is discharged is cold
Condensing in condenser 14, become refrigerant liquid, refrigerant liquid enters throttling arrangement 12 throttling expansion
After, enter gas-liquid separator 18, gas-liquid separator 18 be divided into vapor phase refrigerant and liquid phase refrigerant,
Liquid phase refrigerant through stop valve 16 regulation flow into vaporizer 13, freezing by change of state in vaporizer 13,
Cold-producing medium after vaporizer 13 is flowed into the vapor phase refrigerant injection of ejector 17 through cold-producing medium branch road 19,
In ejector 17, after boosting, flow into the evaporation side 151 of evaporative condenser, then flow back to the return-air of compressor 11
Mouthful, complete the kind of refrigeration cycle of higher level's refrigeration system 1;In intergrade refrigeration system 2, compressor 11
The refrigerant vapour of the High Temperature High Pressure that air vent is discharged condenses in evaporative condenser 15, condensed refrigeration
Agent liquid enters throttling expansion in throttling arrangement 12, and the gas-liquid two-phase cold-producing medium after throttling flows into gas-liquid separation
Device 18, the liquid phase refrigerant blood pressure lowering after stop valve 16 flowed out from the liquid-phase outlet 183 of gas-liquid separator,
Pass through in vaporizer 13, freezing by change of state in vaporizer 13, the cold-producing medium quilt flowed out from vaporizer 13
The gaseous refrigerant injection that the gaseous phase outlet 182 of gas-liquid separator flows out, mixing boosting in ejector 17
After, cold-producing medium flows through the evaporation side 151 of evaporative condenser, flows back to the gas returning port of compressor 11, in completing
The kind of refrigeration cycle of intercaste refrigeration system 2;In final stage refrigeration system 3, the air vent of compressor 11 is discharged
The condensation side 152 of the refrigerant vapour entrance evaporative condenser of High Temperature High Pressure condenses, becomes cold-producing medium
Liquid, refrigerant liquid enters throttling expansion in throttling arrangement 12, then flows into freezing by change of state in vaporizer 13,
Flow back to the gas returning port of compressor 11, complete the kind of refrigeration cycle of final stage refrigeration system 3.
In a specific embodiment of the present utility model, from higher level's refrigeration system 1 to final stage refrigeration system
3, lowest refrigerating temperature reduces step by step.
In a specific embodiment of the present utility model, three tier structure cooling system can meet 0 DEG C of-100 DEG C of scope
Interior refrigeration demand, the lowest refrigerating temperature of higher level's refrigeration system 1 is up to 0 DEG C, intergrade refrigeration system
The lowest refrigerating temperature of 2 is up to-60 DEG C, and the lowest refrigerating temperature of final stage refrigeration system 3 is up to-100 DEG C.
In a specific embodiment of the present utility model, multistage refrigerating plant 100 is for including that high temperature section is freezed
The three tier structure cooling system of system, middle-temperature section refrigeration system and low-temperature zone refrigeration system.
Preferably, throttling arrangement 12 is electric expansion valve, and electric expansion valve has heating power expansion valve cannot be compared
The premium properties intended, such as, use the advantages such as temperature is low, degree of superheat setting value is adjustable.
This utility model embodiment in terms of another provides a kind of air-conditioning refrigerator all-in-one 200, such as Fig. 2
Shown in, including the air-conditioning refrigerator all-in-one more than 200 of air-conditioner 21 and refrigerator 22 and any of the above-described embodiment
Level refrigeration system 100.
Wherein, refrigerator 22 is connected with air-conditioner 21, and refrigerator 22 has multiple cool room 221;Air-conditioning
Device 21 uses the higher level's refrigeration system 1 in multistage refrigerating plant 100, and multiple cool rooms 221 are adopted respectively
By other grade of refrigeration system in addition to higher level's refrigeration system 1, so that multiple cool room 221 has different
Cryogenic temperature.
The air-conditioning refrigerator all-in-one 200 that this utility model above-described embodiment provides, including air-conditioner 21 and position
Refrigerator 22 below air-conditioner 21, air-conditioner 21 uses higher level's refrigeration system 1, refrigerator more than 22
Individual cool room 221 is respectively adopted other grade of refrigeration system in addition to higher level's refrigeration system 1 so that multiple systems
Cold house 221 has different cryogenic temperatures, thus this air-conditioning refrigerator all-in-one 200 has multiple different system
Cold temperature, can meet the same indoor demand to different temperatures, also can be at multiple cool rooms 221 of refrigerator 22
The interior article storing the different storage temperatures of needs, improve air-conditioning refrigerator all-in-one 200 utilization rate, it is to avoid
Use the refrigerator 22 of multiple different cryogenic temperature, thus save big quantity space.
Preferably, as in figure 2 it is shown, the compressor 11 in multistage refrigerating plant 100 is positioned at air-conditioning refrigerator one
At the bottom A of body machine 200, to increase counterweight, strengthen the stability of all-in-one.
Further, the condenser 14 in multistage refrigerating plant 100 and evaporative condenser 15 are positioned at air-conditioning
The vaporizer 13 of the rearward end of refrigerator integrated machine 200, higher level's refrigeration system 1 is positioned in air-conditioner 21,
Other vaporizer 13 lays respectively in each cool room 221 of refrigerator 22 corresponding thereto.
In sum, the multistage refrigerating plant of the air-conditioning refrigerator all-in-one 200 that this utility model embodiment provides
100, by arranging vaporizer 13 in refrigeration systems at different levels such that it is able to realize different cryogenic temperatures,
And then in an operating room, i.e. can obtain multiple cryogenic temperatures of needs, it is also possible to empty at this refrigerator 22
Adjust and in all-in-one, deposit different types of article, not only improve the utilization rate of air-conditioning refrigerator all-in-one 200, also
Save big quantity space, substantially increase the range of air-conditioning refrigerator all-in-one 200.
In description of the present utility model, unless otherwise clearly defined and limited, term " multiple " refers to
Two or more;Unless otherwise prescribed or explanation, term " connects ", " fixing " etc. all should do broad sense
Understanding, such as, " connection " can be fixing connection, it is also possible to is to removably connect, or is integrally connected,
Or electrical connection;Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.General for this area
For logical technical staff, above-mentioned term specifically containing in this utility model can be understood as the case may be
Justice.
In the description of this specification, term " embodiment ", " some embodiments ", " specific embodiment "
Deng description means to combine this embodiment or example describes specific features, structure, material or feature be contained in
In at least one embodiment of the present utility model or example.In this manual, schematic to above-mentioned term
Statement is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material
Or feature can combine in any one or more embodiments or example in an appropriate manner.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model,
For a person skilled in the art, this utility model can have various modifications and variations.All in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this
Within the protection domain of utility model.
Claims (10)
1. the multistage refrigerating plant of an air-conditioning refrigerator all-in-one, it is characterised in that
Refrigeration systems at different levels all include passing sequentially through compressor, throttling arrangement and the vaporizer that pipeline is connected,
Higher level's refrigeration system is provided with between described compressor and described throttling arrangement condenser, multi-stage refrigerating
Higher level's refrigeration system adjacent in system is connected by evaporative condenser with subordinate refrigeration system, described evaporation
The evaporation side of condenser is connected in described higher level's refrigeration system, and is arranged on described compressor and described evaporation
Between device, the condensation side of described evaporative condenser is connected in described subordinate refrigeration system, and is arranged on described
Between throttling arrangement and described compressor.
The multistage refrigerating plant of air-conditioning refrigerator all-in-one the most according to claim 1, it is characterised in that
In addition to final stage refrigeration system, other grade of refrigeration system also includes:
Stop valve, is connected between described throttling arrangement and described vaporizer.
The multistage refrigerating plant of air-conditioning refrigerator all-in-one the most according to claim 2, it is characterised in that
In addition to described final stage refrigeration system, other grade of refrigeration system also includes:
Ejector, is connected between the evaporation side of described vaporizer and described evaporative condenser, flows through described joint
Part of refrigerant after stream device flows into the Working-fluid intaking of described ejector through cold-producing medium branch road, another
Some refrigerant is through described stop valve, the driving fluid entrance of the described vaporizer described ejector of inflow, described
The outlet of ejector is connected with the entrance of the evaporation side of described evaporative condenser.
The multistage refrigerating plant of air-conditioning refrigerator all-in-one the most according to claim 3, it is characterised in that
In addition to described final stage refrigeration system, other grade of refrigeration system also includes:
Gas-liquid separator, is connected between described throttling arrangement and described stop valve, described gas-liquid separator
Entrance is connected with the outlet of described throttling arrangement, the gaseous phase outlet of described gas-liquid separator and described ejector
Working-fluid intaking between connect have described cold-producing medium branch road, the liquid-phase outlet of described gas-liquid separator and institute
The entrance stating stop valve is connected.
The multistage refrigerating plant of air-conditioning refrigerator all-in-one the most according to any one of claim 1 to 4,
It is characterized in that,
Described multistage refrigerating plant is for including high temperature section refrigeration system, middle-temperature section refrigeration system and low-temperature zone refrigeration
The three tier structure cooling system of system.
The multistage refrigerating plant of air-conditioning refrigerator all-in-one the most according to any one of claim 1 to 4,
It is characterized in that,
Described throttling arrangement is electric expansion valve.
7. an air-conditioning refrigerator all-in-one, it is characterised in that including:
Air-conditioner;
Refrigerator, is connected with described air-conditioner, and described refrigerator has multiple cool room;With
The multistage refrigerating plant of the air-conditioning refrigerator all-in-one as according to any one of claim 1 to 6, described
Air-conditioner uses the higher level's refrigeration system in described multistage refrigerating plant, and multiple described cool rooms are respectively adopted
Other grade of refrigeration system in addition to described higher level's refrigeration system, so that multiple described cool room has different
Cryogenic temperature.
Air-conditioning refrigerator all-in-one the most according to claim 7, it is characterised in that
Compressor in described multistage refrigerating plant is positioned at the bottom of described air-conditioning refrigerator all-in-one.
Air-conditioning refrigerator all-in-one the most according to claim 7, it is characterised in that
Condenser and evaporative condenser in described multistage refrigerating plant are positioned at described air-conditioning refrigerator all-in-one
Rearward end.
Air-conditioning refrigerator all-in-one the most according to claim 7, it is characterised in that
Described air-conditioner is positioned at the top of described refrigerator.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110662932A (en) * | 2017-01-19 | 2020-01-07 | 株式会社新进能量技术 | 3-stage cooling and defrost system using quick freezing chamber, freezing chamber and refrigerating chamber |
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2016
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110662932A (en) * | 2017-01-19 | 2020-01-07 | 株式会社新进能量技术 | 3-stage cooling and defrost system using quick freezing chamber, freezing chamber and refrigerating chamber |
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