CN205825523U - Gas-liquid separator, air conditioning pipe system and air-conditioner - Google Patents
Gas-liquid separator, air conditioning pipe system and air-conditioner Download PDFInfo
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- CN205825523U CN205825523U CN201620619109.8U CN201620619109U CN205825523U CN 205825523 U CN205825523 U CN 205825523U CN 201620619109 U CN201620619109 U CN 201620619109U CN 205825523 U CN205825523 U CN 205825523U
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Abstract
The open a kind of gas-liquid separator of this utility model, air conditioning pipe system and air-conditioner, wherein, gas-liquid separator includes outer layer tank body and the internal layer tank body being located in described outer layer tank body；Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first cavity is provided with the first coolant inlet pipe and the first coolant goes out pipe；Described internal layer tank body and described outer layer tank body jointly enclose and set formation in order to the second cavity storing high pressure coolant；Described second cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe.The gas-liquid separator of technical solutions of the utility model is capable of several functions, thus can simplify air conditioning pipe system.
Description
Technical field
This utility model relates to air-conditioner technical field, particularly to a kind of gas-liquid separator, air conditioning pipe system and sky
Adjust device.
Background technology
In existing air conditioning pipe system, vapour liquid separator is located between the outlet of indoor heat exchanger and the gas returning port of compressor,
For separating gaseous coolant and liquid refrigerants, it is to avoid liquid refrigerants enters compressor and damages compressor.Existing vapor-liquid separation
Device function singleness, air conditioning pipe system needs to use other elements to store coolant, recover energy, and element is more causes air-conditioning duct
System complex.
Utility model content
Main purpose of the present utility model is to provide a kind of gas-liquid separator, it is intended to realized multiple merit by this gas-liquid separator
Can, thus simplify air conditioning pipe system.
For achieving the above object, the gas-liquid separator that the utility model proposes, including outer layer tank body and be located at described outer layer
Internal layer tank body in tank body；Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first cavity sets
The first coolant inlet pipe and the first coolant is had to go out pipe；Described internal layer tank body and described outer layer tank body jointly enclose and set formation in order to store height
Second cavity of pressure coolant；Described second cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe.
Preferably, the tank skin of described internal layer tank body is provided with heat exchange fin.
Preferably, the tank skin of described internal layer tank body is provided with kink.
Preferably, described first coolant inlet pipe stretches to the middle and upper part of described first cavity from top to bottom, so that described
The mouth of pipe of one coolant inlet pipe arranges down and is positioned at the middle and upper part of described first cavity；Described first coolant goes out pipe and includes stretching into
Section, the section of stretching out and be located at the changeover portion of described first cavity bottom, described dip section stretches at the bottom of described first cavity from top to bottom
Portion the one end with described changeover portion are connected；The described section of stretching out is connected away from one end of described dip section with described changeover portion
Connect, and extended to the middle and upper part of described first cavity by described changeover portion from bottom to top；The mouth of pipe that described first coolant goes out pipe sets
In the described section of stretching out away from one end of described changeover portion so that the mouth of pipe that described first coolant goes out pipe is arranged upward, and described first
Coolant goes out the mouth of pipe mouth of pipe higher than described first coolant inlet pipe of pipe.
Preferably, described second coolant inlet pipe and described second coolant go out pipe interval and arrange, and described second coolant inlet pipe
Go out Guan Jun with described second coolant and stretch to the bottom of described second cavity from top to bottom.
Preferably, the material of described internal layer tank body is rustless steel, aluminum, copper or aluminium alloy.
This utility model also proposes a kind of air conditioning pipe system, and this air conditioning pipe system includes being sequentially communicated to form coolant
The compressor of closed circuit, cross valve, indoor heat exchanger, throttling arrangement and outdoor heat exchanger, also include being connected on refrigerant circulation
Gas-liquid separator in loop, described gas-liquid separator includes outer layer tank body and the internal layer tank body being located in described outer layer tank body；
Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first cavity is provided with the first coolant inlet pipe and
One coolant goes out pipe；Described first coolant inlet pipe connects the outlet of described indoor heat exchanger, and described first coolant goes out pipe and connects described
The gas returning port of compressor；Described internal layer tank body and described outer layer tank body jointly enclose and set formation in order to the second chamber storing high pressure coolant
Body；Described second cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe；Described second coolant inlet pipe connects described outdoor
The outlet of heat exchanger, described second coolant goes out pipe and connects the entrance of throttling arrangement.
Preferably, the tank skin of described internal layer tank body is provided with the tank skin of heat exchange fin and/or described internal layer tank body and is provided with curved
Folding part.
Preferably, described first coolant inlet pipe stretches to the middle and upper part of described first cavity from top to bottom, so that described
The mouth of pipe of one coolant inlet pipe arranges down and is positioned at the middle and upper part of described first cavity；Described first coolant goes out pipe and includes stretching into
Section, the section of stretching out and be located at the changeover portion of described first cavity bottom, described dip section stretches at the bottom of described first cavity from top to bottom
Portion the one end with described changeover portion are connected；The described section of stretching out is connected away from one end of described dip section with described changeover portion
Connect, and extended to the middle and upper part of described first cavity by described changeover portion from bottom to top；The mouth of pipe that described first coolant goes out pipe sets
In the described section of stretching out away from one end of described changeover portion so that the mouth of pipe that described first coolant goes out pipe is arranged upward, and described first
Coolant goes out the mouth of pipe mouth of pipe higher than described first coolant inlet pipe of pipe；Described second coolant inlet pipe and described second coolant go out between pipe
Every setting, and described second coolant inlet pipe and described second coolant go out Guan Jun and stretch to the end of described second cavity from top to bottom
Portion.
This utility model also proposes a kind of air-conditioner, and this air-conditioner includes air conditioning pipe system；Described air conditioning pipe system
Including being sequentially communicated to form the compressor of refrigerant circulation circuit, cross valve, indoor heat exchanger, throttling arrangement and outdoor heat exchange
Device, also includes the gas-liquid separator being connected in refrigerant circulation circuit, and described gas-liquid separator includes outer layer tank body and is located at institute
State the internal layer tank body in outer layer tank body；Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first chamber
Body is provided with the first coolant inlet pipe and the first coolant goes out pipe；Described first coolant inlet pipe connects the outlet of described indoor heat exchanger,
Described first coolant goes out pipe and connects the gas returning port of described compressor；Described internal layer tank body and described outer layer tank body jointly enclose and set formation
In order to store the second cavity of high pressure coolant；Described second cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe；Described
Second coolant inlet pipe connects the outlet of described outdoor heat exchanger, and described second coolant goes out pipe and connects the entrance of throttling arrangement.
Technical solutions of the utility model design outer layer tank body and internal layer tank body, gas-liquid separator is divided into the first cavity and
Second cavity, wherein the first cavity is used for storing low pressure refrigerant, it is achieved the function of tradition gas-liquid separator, and the second cavity is used for
Storage high pressure coolant, it is achieved the function of high pressure fluid reservoir originally；Meanwhile, internal layer can be passed through between high pressure coolant and low pressure refrigerant
Tank body conducts heat, thus this gas-liquid separator can also realize the function of regenerator and subcooler, by the first coolant inlet pipe,
First coolant goes out pipe, the second coolant inlet pipe and the second coolant and goes out pipe and be installed in air conditioning pipe system by this gas-liquid separator, energy
Enough reduce the number of elements of air conditioning pipe system, simplify air conditioning pipe system；Condensator outlet coolant degree of supercooling can also be increased
With the compressor return air degree of superheat, promote air conditioner energy-saving；And for using common air conditioning pipe system, from second
In the high pressure coolant that cavity flows out, gaseous coolant is less, therefore can be effectively improved air conditioner room unit coolant flowing abnormal sound；From
And promote air-conditioner comfortableness.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the longitudinal direction of this utility model gas-liquid separator one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Outer layer tank body | 200 | Internal layer tank body |
| 300 | First cavity | 400 | Second cavity |
| 210 | Heat exchange fin | 310 | First coolant inlet pipe |
| 320 | First coolant goes out pipe | 321 | Dip section |
| 322 | The section of stretching out | 323 | Changeover portion |
| 410 | Second coolant inlet pipe | 420 | Second coolant goes out pipe |
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, broadly falls into the scope of this utility model protection.
It is to be appreciated that if this utility model embodiment relates to directivity instruction (such as upper and lower, left and right, front,
After ...), then directionality instruction is only used for explaining relative between each parts under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if this particular pose changes, then directionality instruction changes the most therewith.
If it addition, this utility model embodiment relates to the description of " first ", " second " etc., then should " first ", " the
Two " description etc. is only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indication
The quantity of the technical characteristic shown.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one
Individual this feature.It addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel are capable of, when technical scheme combination occur conflicting maybe cannot realize time will be understood that this technical side
The combination of case does not exists, the most not within the protection domain that this utility model requires.
The utility model proposes a kind of gas-liquid separator.
Referring to Fig. 1, the solid line instruction of middle band arrow is space (such as hole, chamber) or face, and the dotted line of band arrow refers to
Show is coolant flow direction, and in this utility model embodiment, this gas-liquid separator includes outer layer tank body 100 and is located at described
Internal layer tank body 200 in outer layer tank body 100；Described internal layer tank body 200 is provided with to store the first cavity 300 of low pressure refrigerant；
Described first cavity 300 is provided with the first coolant inlet pipe 310 and the first coolant goes out pipe 320；Described internal layer tank body 200 and described outside
Layer tank body 100 jointly encloses and sets formation in order to the second cavity 400 storing high pressure coolant；Described second cavity 400 is provided with second
Coolant inlet pipe 410 and the second coolant go out pipe 420.
Technical solutions of the utility model design outer layer tank body 100 and internal layer tank body 200, be divided into first by gas-liquid separator
Cavity 300 and the second cavity 400, wherein the first cavity 300 is used for storing low pressure refrigerant, it is achieved the merit of tradition gas-liquid separator
Can, and the second cavity 400 is used for storing high pressure coolant, it is achieved the function of high pressure fluid reservoir originally；Meanwhile, high pressure coolant and low pressure
Can be conducted heat by internal layer tank body 200 between coolant, thus this gas-liquid separator can also realize regenerator and subcooler
Function, go out pipe the 320, second coolant inlet pipe 410 by first coolant inlet pipe the 310, first coolant and the second coolant go out pipe 420 will
This gas-liquid separator is installed in air conditioning pipe system, it is possible to reduce the number of elements of air conditioning pipe system, simplifies air-conditioning duct
System；Condensator outlet coolant degree of supercooling and the compressor return air degree of superheat can also be increased, thus promote the energy saving of air-conditioner；
And for using common air conditioning pipe system, from the high pressure coolant that the second cavity 400 flows out, gaseous coolant is less,
Therefore air conditioner room unit coolant flowing abnormal sound can be effectively improved；Promote the comfortableness of air-conditioner.
Further referring to Fig. 1, in order to improve the heat transfer effect of internal layer tank body 200, on the tank skin of described internal layer tank body 200
Heat exchange fin 210 can be set；Heat exchange fin 210 can increase heat exchange area, thus is greatly improved heat exchange efficiency；Heat exchange fin
210 position is specifically set and quantity is determined according to the actual requirements, in the present embodiment, the inner surface of tank skin and outer surface
All it is uniformly provided with several heat exchange fin 210.In addition to heat exchange fin 210 is set, it is also possible at the tank skin of described internal layer tank body 200
Arranging kink (not shown), the inner surface at tank skin forms projection and depression, the outer surface at tank skin be correspondingly formed depression and
Projection, thus increase the heat exchange area of tank body, improve heat exchange efficiency.The material of described internal layer tank body 200 is rustless steel, aluminum, copper
Or aluminium alloy.When internal layer tank body 200 uses rustless steel, the easy molding of this gas-liquid separator；Internal layer tank body 200 uses aluminum, copper
Or during aluminium alloy, owing to the heat conductivity of aluminum, copper or aluminium alloy is high, the beneficially heat biography of high pressure coolant and low pressure refrigerant
Lead, it is possible to improve heat transfer effect further.
Described first coolant inlet pipe 310 is for connecting the outlet of described indoor heat exchanger, after heat exchange in indoor heat exchanger
Low pressure refrigerant be directed in the first cavity 300；Refer to Fig. 1, in the present embodiment, described first coolant inlet pipe 310 from upper and
Under stretch to the middle and upper part of described first cavity 300, so that the mouth of pipe of described first coolant inlet pipe 310 arranges down and is positioned at institute
State the middle and upper part of the first cavity 300；After low pressure refrigerant flows into the first cavity 300, liquid refrigerants flows down to the first cavity 300
Bottom, gaseous coolant stays the middle and upper part of the first cavity 300.Described first coolant goes out pipe 320 for connecting described compressor
Gas returning port, be sent in compressor be compressed by the low-pressure gaseous coolant in gas-liquid separator, further referring to Fig. 1,
Its concrete set-up mode is, described first coolant goes out pipe 320 and includes dip section 321, the section of stretching out 322 and be located at described first cavity
Changeover portion 323 bottom 300, described dip section 321 stretch into from top to bottom bottom described first cavity 300 and with described changeover portion
One end of 323 is connected；The described section of stretching out 322 is connected away from one end of described dip section 321 with described changeover portion 323, and
The middle and upper part of described first cavity 300 is extended to from bottom to top by described changeover portion 323；Described first coolant goes out the pipe of pipe 320
Mouth be located at described in the section of stretching out 322 away from one end of described changeover portion 323 so that the mouth of pipe that described first coolant goes out pipe 320 sets upward
Put, and described first coolant goes out the mouth of pipe mouth of pipe higher than described first coolant inlet pipe 310 of pipe 320；First coolant goes out pipe 320
The mouth of pipe is arranged upward and the first coolant goes out the mouth of pipe of pipe 320 mouth of pipe higher than described first coolant inlet pipe 310, it is possible to prevent first
The liquid refrigerants of the bottom of cavity 300 enters the first coolant and goes out pipe 320, is provided with dip section 321, the section of stretching out 322 and changeover portion
323 so that gaseous coolant goes out at the first coolant can prevent liquid refrigerants entrance pressure with secondary gas-liquid separator when pipe 320 flows
In contracting machine.
Further referring to Fig. 1, owing to described second coolant inlet pipe 410 and described second coolant go out the middle flowing of pipe 420
Mainly high-pressure liquid coolant, therefore its set-up mode is it may be that described second coolant inlet pipe 410 and described second coolant go out
Pipe 420 interval is arranged, and described second coolant inlet pipe 410 and described second coolant go out pipe 420 and stretch to described the most from top to bottom
The bottom of the second cavity 400.High pressure coolant enters directly into the bottom of the second cavity 400, also from bottom when high pressure coolant flows out
Flow out, it is ensured that the high pressure coolant of outflow is liquid refrigerants.
This utility model also proposes a kind of air conditioning pipe system, and this air conditioning pipe system includes being sequentially communicated to form coolant
The compressor of closed circuit, cross valve, indoor heat exchanger, throttling arrangement and outdoor heat exchanger, also include being connected on refrigerant circulation
Gas-liquid separator in loop.The concrete structure of this gas-liquid separator is with reference to above-described embodiment, owing to this air conditioning pipe system is adopted
By whole technical schemes of above-mentioned all embodiments, have that the technical scheme of above-described embodiment brought the most equally is all
Beneficial effect, this is no longer going to repeat them.Wherein, described first coolant inlet pipe connects the outlet of described indoor heat exchanger, described
First coolant goes out pipe and connects the gas returning port of described compressor；Described second coolant inlet pipe connects the outlet of described outdoor heat exchanger,
Described second coolant goes out pipe and connects the entrance of throttling arrangement.
This utility model also proposes a kind of air-conditioner, and this air-conditioner includes air conditioning pipe system.This air conditioning pipe system
Concrete structure is with reference to above-described embodiment, owing to this air-conditioner have employed whole technical schemes of above-mentioned all embodiments, therefore same
Sample has all beneficial effects that the technical scheme of above-described embodiment is brought, and this is no longer going to repeat them.
It should be noted that, the technical scheme of each embodiment of the present utility model can be combined with each other, but must be
Based on those skilled in the art is capable of, when technical scheme combination occur conflicting maybe cannot realize time should
People thinks that the combination of this technical scheme does not exists, the most not within the protection domain that this utility model requires.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Every equivalent structure transformation utilizing this utility model description and accompanying drawing content to be made, or directly or indirectly it is used in other phases
The technical field closed, is the most in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a gas-liquid separator, it is characterised in that include outer layer tank body and the internal layer tank body being located in described outer layer tank body；
Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first cavity is provided with the first coolant inlet pipe
Pipe is gone out with the first coolant；
Described internal layer tank body and described outer layer tank body jointly enclose and set formation in order to the second cavity storing high pressure coolant；Described second
Cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe.
2. gas-liquid separator as claimed in claim 1, it is characterised in that the tank skin of described internal layer tank body is provided with heat exchange wing
Sheet.
3. gas-liquid separator as claimed in claim 1, it is characterised in that the tank skin of described internal layer tank body is provided with kink.
4. gas-liquid separator as claimed in claim 1, it is characterised in that described first coolant inlet pipe stretches to institute from top to bottom
State the middle and upper part of the first cavity, so that on the mouth of pipe of described first coolant inlet pipe arranges down and be positioned in described first cavity
Portion；
Described first coolant goes out pipe and includes dip section, the section of stretching out and be located at the changeover portion of described first cavity bottom；Described stretch into
Section stretches into described first cavity bottom from top to bottom and the one end with described changeover portion is connected；The described section of stretching out and described transition
Section is connected away from one end of described dip section, and is extended to from bottom to top in described first cavity by described changeover portion
Portion；The mouth of pipe that described first coolant goes out pipe be located at described in the section of stretching out away from one end of described changeover portion so that described first coolant goes out
The mouth of pipe of pipe is arranged upward, and described first coolant goes out the mouth of pipe mouth of pipe higher than described first coolant inlet pipe of pipe.
5. gas-liquid separator as claimed in claim 1, it is characterised in that described second coolant inlet pipe and described second coolant go out
Pipe interval is arranged, and described second coolant inlet pipe and described second coolant go out Guan Jun and stretch to described second cavity from top to bottom
Bottom.
6. the gas-liquid separator as according to any one of claim 1 to 5, it is characterised in that the material of described internal layer tank body is
Rustless steel, aluminum, copper or aluminium alloy.
7. an air conditioning pipe system, including being sequentially communicated to form the compressor of refrigerant circulation circuit, cross valve, indoor heat exchange
Device, throttling arrangement and outdoor heat exchanger, it is characterised in that also include the gas-liquid separator being connected in refrigerant circulation circuit, institute
State gas-liquid separator and include outer layer tank body and the internal layer tank body being located in described outer layer tank body；
Described internal layer tank body is provided with to store the first cavity of low pressure refrigerant；Described first cavity is provided with the first coolant inlet pipe
Pipe is gone out with the first coolant；Described first coolant inlet pipe connects the outlet of described indoor heat exchanger, and described first coolant goes out pipe and connects
The gas returning port of described compressor；
Described internal layer tank body and described outer layer tank body jointly enclose and set formation in order to the second cavity storing high pressure coolant；Described second
Cavity is provided with the second coolant inlet pipe and the second coolant goes out pipe；Described second coolant inlet pipe connects going out of described outdoor heat exchanger
Mouthful, described second coolant goes out pipe and connects the entrance of throttling arrangement.
8. air conditioning pipe system as claimed in claim 7, it is characterised in that the tank skin of described internal layer tank body is provided with heat exchange wing
The tank skin of sheet and/or described internal layer tank body is provided with kink.
9. air conditioning pipe system as claimed in claim 7, it is characterised in that described first coolant inlet pipe stretches to from top to bottom
The middle and upper part of described first cavity, so that the mouth of pipe of described first coolant inlet pipe arranges down and is positioned in described first cavity
Top；
Described first coolant goes out pipe and includes dip section, the section of stretching out and be located at the changeover portion of described first cavity bottom, described in stretch into
Section stretches into described first cavity bottom from top to bottom and the one end with described changeover portion is connected；The described section of stretching out and described transition
Section is connected away from one end of described dip section, and is extended to from bottom to top in described first cavity by described changeover portion
Portion；The mouth of pipe that described first coolant goes out pipe be located at described in the section of stretching out away from one end of described changeover portion so that described first coolant goes out
The mouth of pipe of pipe is arranged upward, and described first coolant goes out the mouth of pipe mouth of pipe higher than described first coolant inlet pipe of pipe；
Described second coolant inlet pipe and described second coolant go out pipe interval and arrange, and described second coolant inlet pipe and described second cold
Matchmaker goes out Guan Jun and stretches to the bottom of described second cavity from top to bottom.
10. an air-conditioner, it is characterised in that include the air conditioning pipe system as according to any one of claim 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620619109.8U CN205825523U (en) | 2016-06-20 | 2016-06-20 | Gas-liquid separator, air conditioning pipe system and air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620619109.8U CN205825523U (en) | 2016-06-20 | 2016-06-20 | Gas-liquid separator, air conditioning pipe system and air-conditioner |
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| Publication Number | Publication Date |
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| CN205825523U true CN205825523U (en) | 2016-12-21 |
Family
ID=58147223
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| CN201620619109.8U Active CN205825523U (en) | 2016-06-20 | 2016-06-20 | Gas-liquid separator, air conditioning pipe system and air-conditioner |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186146A (en) * | 2018-08-24 | 2019-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Flash evaporation, air handling system |
| CN110195948A (en) * | 2018-02-24 | 2019-09-03 | 三花控股集团有限公司 | Gas-liquid separator and heat-exchange system |
| CN114877573A (en) * | 2022-05-16 | 2022-08-09 | 中山市爱美泰电器有限公司 | Gas-liquid separator for heat pump heating system |
| US11573036B2 (en) | 2018-02-24 | 2023-02-07 | Sanhua Holding Group, Co., Ltd. | Gas-liquid separator and heat exchange system |
-
2016
- 2016-06-20 CN CN201620619109.8U patent/CN205825523U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195948A (en) * | 2018-02-24 | 2019-09-03 | 三花控股集团有限公司 | Gas-liquid separator and heat-exchange system |
| US11573036B2 (en) | 2018-02-24 | 2023-02-07 | Sanhua Holding Group, Co., Ltd. | Gas-liquid separator and heat exchange system |
| CN109186146A (en) * | 2018-08-24 | 2019-01-11 | 珠海格力节能环保制冷技术研究中心有限公司 | Flash evaporation, air handling system |
| CN109186146B (en) * | 2018-08-24 | 2024-05-03 | 珠海格力节能环保制冷技术研究中心有限公司 | Flash device and air conditioning system |
| CN114877573A (en) * | 2022-05-16 | 2022-08-09 | 中山市爱美泰电器有限公司 | Gas-liquid separator for heat pump heating system |
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