CN111750577A - Gas-liquid separator - Google Patents
Gas-liquid separator Download PDFInfo
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- CN111750577A CN111750577A CN201910240195.XA CN201910240195A CN111750577A CN 111750577 A CN111750577 A CN 111750577A CN 201910240195 A CN201910240195 A CN 201910240195A CN 111750577 A CN111750577 A CN 111750577A
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- Prior art keywords
- groove
- tube
- gas
- liquid separator
- sidewall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/08—Tubular elements crimped or corrugated in longitudinal section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/20—Arrangements of heat reflectors, e.g. separately-insertible reflecting walls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
A gas-liquid separator comprises a first partition plate component and a second partition plate component, wherein the first partition plate component and the second partition plate component are arranged in a shell, the gas-liquid separator also comprises a first connecting pipe, one end of the first connecting pipe extends into a first connecting port, one end of the first connecting pipe, which is far away from a first seal head, penetrates through the first partition plate component and then is arranged in a second cavity, a second hole of the first partition plate component is communicated with the first cavity and the second cavity, a heat exchange assembly comprises an inner pipe and an outer pipe, the inner pipe and the outer pipe are straight pipes, at least part of the inner pipe is positioned in the outer pipe, the second seal head comprises a third connecting port and a fourth connecting port, one end of the inner pipe is arranged in the second connecting port, the other end of the inner pipe is arranged in the third connecting port, the inner pipe and the outer pipe are matched to form a first flow passage, at least one part of the first flow passage is in a spiral shape, the heat exchange assembly is convenient to install.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a gas-liquid separator.
Background
In the air conditioning system, the gas-liquid separator with internal heat exchange comprises a heat exchange assembly, the heat exchange assembly for internal heat exchange comprises a coil pipe coiled inside a shell, low-temperature and low-pressure refrigerant is arranged outside the coil pipe, high-temperature and high-pressure refrigerant circulates inside the coil pipe, and the high-temperature and high-pressure refrigerant and the low-temperature and low-pressure refrigerant exchange heat through the coil pipe.
Disclosure of Invention
The technical scheme of the invention provides a gas-liquid separator with a new structure, which comprises a main body part, wherein the main body part comprises a shell, a first seal head and a second seal head, the shell and the first seal head are fixedly arranged, and the shell and the second seal head are fixedly arranged;
the gas-liquid separator also comprises a first partition plate component and a second partition plate component, the first partition plate component and the second partition plate component are arranged in the shell, the gas-liquid separator is provided with a first cavity, a second cavity and a third cavity, the first cavity is positioned in the area between the first seal head and the first partition plate component, the second cavity is positioned in the area between the first partition plate component and the second partition plate component, and the third cavity is positioned in the area between the second partition plate component and the second seal head;
the first end socket comprises a first connecting port and a second connecting port, the gas-liquid separator further comprises a first connecting pipe, one end of the first connecting pipe extends into the first connecting port, one end of the first connecting pipe, which is far away from the first end socket, penetrates through the first partition part and then is placed in the second cavity, and the first connecting pipe, the first end socket and the first partition part are fixedly arranged;
the first diaphragm member has a second hole communicating the first chamber and the second chamber;
the gas-liquid separator still includes heat exchange assembly, heat exchange assembly includes inner tube and outer tube, the inner tube with the outer tube is the straight tube, the inner tube is at least partly located in the outer tube, the second head includes third interface part and fourth interface part, the one end of inner tube is arranged in the second interface part, the other one end of inner tube is arranged in the third interface part, the inner tube with the outer tube cooperation is formed with first runner, at least partly for helical shape of first runner, first chamber passes through first runner with third chamber intercommunication, passageway in the fourth interface part with third chamber intercommunication.
Above-mentioned technical scheme is through setting up heat exchange assembly in the casing, and heat exchange assembly includes inner tube and outer tube, and inner tube and outer tube are the straight tube, and the inner tube is at least partly located the outer tube, and the second interface portion is arranged in to the one end of inner tube, and the third interface portion is arranged in to the other end of inner tube, and the inner tube is formed with first runner with the outer tube cooperation, and at least partly of first runner is the helical shape. The heat exchange assembly of the gas-liquid separator with the structure is convenient to install.
Drawings
FIG. 1 is a schematic cross-sectional view of a gas-liquid separator according to an embodiment of the invention;
FIG. 2 is an exploded schematic view of the gas-liquid separator of FIG. 1;
FIG. 3 is a schematic perspective view of the first separator member of FIG. 1;
FIG. 4 is a schematic perspective view of the second separator member of FIG. 1;
FIG. 5 is an exploded view of the second adapter and filter of FIG. 1;
FIG. 6 is a schematic cross-sectional view of a gas-liquid separator in another embodiment;
FIG. 7 is a schematic sectional view of a gas-liquid separator in the third embodiment;
fig. 8 is an exploded view of a heat exchange module in a third embodiment.
Detailed Description
The embodiments are described below with reference to the drawings.
Referring to fig. 1, a gas-liquid separator 100 includes a main body 1, where the main body 1 includes a housing 11, a first sealing head 12 and a second sealing head 13, one open end of the housing 11 is fixed to the first sealing head 12, and the other open end of the housing 11 is fixed to the second sealing head 13, in this embodiment, the first sealing head 12 and the housing 11 are fixed by welding, and the second sealing head 13 and the housing 11 are fixed by welding, but other fixing methods, such as thread fixing, may also be adopted.
Referring to fig. 1-2, the gas-liquid separator 100 further includes a first partition member 2 and a second partition member 3, the main body 1 is provided with a receiving cavity 14, and the first partition member 2 and the second partition member 3 are located in the receiving cavity 14. By arranging the first partition member 2 and the second partition member 3 in the main body portion 1, the accommodating chamber 14 includes a first chamber 141, a second chamber 142, and a third chamber 143, the first chamber 141 is located in a region before the first seal head 12 and the first partition member 2, the second chamber 142 is located in a region between the first partition member 2 and the second partition member 3, and the third chamber 143 is located in a region between the second partition member 3 and the second seal head 13.
Referring to fig. 1-4, the first partition member 2 and the second partition member 3 are disposed in the housing 11. The outer side wall of the first partition member 2 is in clearance fit with the inner side wall of the housing 11, the first partition member 2 comprises a first concave portion 24, and the first concave portion 24 is recessed from the outer side wall of the first partition member 2. The gas-liquid separator 100 further includes a first seal 81, the first seal 81 is at least partially located in the first recess 24, an inner sidewall of the first seal 81 abuts against a bottom of the first recess 24, and an outer sidewall of the first seal 81 abuts against an inner sidewall of the housing 11, so that the outer sidewall of the first partition member 2 and the inner sidewall of the housing 11 are hermetically disposed, and a leakage amount of the refrigerant from between the outer sidewall of the first partition member and the inner sidewall of the housing is reduced.
The outer side wall of the second partition member 3 is in clearance fit with the inner side wall of the housing 11, the second partition member 3 includes a second recess 33, and the second recess 33 is recessed from the outer side wall of the second partition member 3. The gas-liquid separator 100 further includes a second seal 82, the second seal 82 is at least partially located in the second recess 33, an inner sidewall of the second seal 82 abuts against a bottom of the second recess 33, and an outer sidewall of the second seal 82 abuts against an inner sidewall of the housing 11, so that the outer sidewall of the second partition member 3 and the inner sidewall of the housing 11 are hermetically disposed, and a leakage amount of the refrigerant from between the outer sidewall of the second partition member and the inner sidewall of the housing is reduced.
Referring to fig. 1 to 3, the first sealing head 12 includes a first interface part 121 and a second interface part 122, the gas-liquid separator 100 further includes a first connecting pipe 5, one end of the first connecting pipe 5 extends into the first interface part 121, and the first connecting pipe 5 and the first interface part 121 are fixedly disposed and the connection is sealed.
The first partition member 2 includes a first hole 20, the first hole 20 corresponds to the first connecting port portion 121, and a portion of the first connecting pipe 5 extends into the first connecting port portion 121 after passing through the first hole 20. One end of the first connecting pipe 5, which is far away from the first seal head 12, penetrates through the first partition plate part 2 and then is placed in the second cavity 142, and the first connecting pipe 5, the first seal head 12 and the first partition plate part 2 are fixedly arranged. The flow channel of the first connection pipe 5 is communicated with the second chamber 142, so that a gas-liquid two-phase refrigerant can enter the flow channel of the first connection pipe 5 through the first connection part 121 and then enter the second chamber 142 from the flow channel of the first connection pipe 5, the gas-liquid two-phase refrigerant is separated, the gas-phase refrigerant is located at the upper layer, and the liquid-phase refrigerant is located at the lower layer. The gas-liquid separator 100 further includes a desiccant packet 10, and the desiccant packet 10 is located in the second chamber 142 and is capable of absorbing moisture in the refrigerant.
The first diaphragm member 2 further includes a second orifice 21, and the second orifice 21 communicates the first chamber 141 with the second chamber 142 such that the gas-phase refrigerant in the second chamber 142 can enter the first chamber 141 through the second orifice 21. In the present embodiment, the gas-liquid separator 100 further includes a second connection pipe 6, and one end of the second connection pipe 6 at least partially protrudes into the second hole 21. The second connecting pipe 6 and the first partition member 2 may be fixed by welding, and of course, the second connecting pipe 6 and the first partition member 2 may also be fixed by interference fit, riveting, or the like.
The other end of the second connection pipe 6 is disposed in the second chamber 142 and close to the first partition member 2, the second connection pipe 6 has a U-shaped structure, and the second connection pipe 6 connects the first chamber 141 and the second chamber 142, so that the gas-phase refrigerant in the second chamber 142 can enter the flow passage of the second connection pipe 6 and then enter the first chamber 141 from the second hole 21.
The distance between the end of the second nipple 6 located in the second chamber 142 and the first barrier member 2 is smaller than the distance between the end of the first nipple 5 located in the second chamber 142 and the first barrier member 2, so that the possibility of the liquid refrigerant coming out of the first nipple entering the second nipple can be relatively reduced.
Referring to fig. 1, 2 and 5, an oil return hole 61 is formed in a middle portion of the second connection pipe 6, and the oil return hole 61 is located in a side wall of the second connection pipe 6. The gas-liquid separator 100 further includes a filter 9, the filter 9 is fixed to the second connection pipe 6, the oil return hole 61 is communicated with the flow passage of the second connection pipe 6, the filter 9 can filter the refrigerant and impurities in the oil, and the oil can enter the flow passage of the second connection pipe 6 through the oil return hole 61 and then enter the first cavity 141 along with the gas-phase refrigerant.
Referring to fig. 6, in another embodiment, although the structure of the second tube may not be a U-shaped structure, according to practical situations, the gas-liquid separator 100 includes a sleeve assembly 7, the sleeve assembly 7 includes a first tube 71 and a second tube 72, at least a portion of the first tube 71 extends into the second tube 72, one end of the second tube 72 is fixed to the first tube 71, one end of the first tube 71 is at least partially located in the second hole 21, an outer wall of the first tube 71 is fixed to and sealed with an inner wall of a channel corresponding to the second hole 21, an outer side wall of the first tube 71 and an inner side wall of the second tube 72 form a second flow channel 73, a third flow channel 711 is formed in the first tube 71, the second hole 21 is communicated with the third flow channel 711, the second tube 72 includes at least one flow hole 721, the flow hole 721 is located on a side wall of the second tube 72, and the gas-phase refrigerant in the second chamber can enter the second flow channel 73 through the flow hole 721, then into the third flow channel 711 and finally from the second bore 21 into the first chamber 141. The structure occupies small space, so that the space in the accommodating cavity for accommodating the refrigerant is relatively large.
Referring to fig. 1 to 4, the gas-liquid separator 100 further includes a heat exchange assembly 4, the heat exchange assembly 4 includes an inner tube 41 and an outer tube 42, and the inner tube 41 is at least partially located in the outer tube 42.
The second sealing head 13 includes a third connecting portion 131 and a fourth connecting portion 132, one end of the inner tube 41 is disposed at the second connecting portion 122, the other end of the inner tube 41 is disposed at the third connecting portion 131, the flow channel of the inner tube 41 communicates with the second connecting portion 122 and the third connecting portion 131, and the high-temperature and high-pressure refrigerant can enter the flow channel of the inner tube 41 through the second connecting portion 122 and then flow out of the gas-liquid separator 100 from the third connecting portion 131.
At least a portion of the first flow path 43 has a spiral shape. In this embodiment, the inner tube 41 includes a groove 412 recessed in the outer side wall 411 of the inner tube, at least a part of the groove 412 is in a spiral shape, at least a part of the groove 412 is located in the outer tube 42, one end of the groove 412 is communicated with the first cavity 141, the other end of the groove 412 is communicated with the third cavity 143, a part of the outer side wall 411 of the inner tube and the inner side wall 421 of the outer tube are fixedly arranged, the groove 412 and the inner side wall 421 of the outer tube are matched to form the first flow channel 43, the low-temperature and low-pressure refrigerant flows in the groove of the spiral structure, the time for the low-temperature and low-pressure refrigerant to flow in the spiral tube can be.
The minimum distance between the inner side wall 413 of the inner pipe and the bottom wall of the groove 412 is defined as h, the tensile strength of the inner pipe 41 is defined as x, the bursting pressure of the inner pipe 41 is defined as p, h is larger than or equal to 4p/x, and the outer side wall 413 of the inner pipe with the groove 412 and the inner side wall 421 of the outer pipe are fixedly arranged.
The first partition member 2 comprises a third hole 22 and the first partition member 2 further comprises a first groove portion 23, the third hole 22 having an inner diameter smaller than the inner diameter of the first groove portion 23. The first groove 23 is recessed from the first partition member 2 toward one end of the second head 13, and the third hole 22 is close to the first head 12 with respect to the first groove 23. One end portion of the outer tube 42 extends into the first groove portion 23 and abuts against or abuts against the bottom portion of the first groove portion 23, so that the outer tube 42 is mounted in a limited manner with respect to the first diaphragm member 2. The third bore 22 communicates with the spiral groove such that the third bore 22 communicates with the spiral first flow passage 43, such that the low temperature and low pressure refrigerant in the first chamber can enter the third bore and then the spiral first flow passage 43, and the low temperature and low pressure refrigerant in the first flow passage 43 exchanges heat with the high temperature and high pressure refrigerant in the inner tube through the tube wall of the inner tube.
Referring to fig. 1 and 4, the second diaphragm member 3 includes a fourth hole 31, the second diaphragm member 3 further includes a second groove 32, and an inner diameter of the fourth hole 31 is smaller than an inner diameter of the second groove 32. The second groove 32 is recessed from the second diaphragm member 3 toward one end of the first head 12, and the fourth hole 31 is close to the second head 13 relative to the second groove 32. The second groove portion 32 communicates with the fourth hole 31, and the other end portion of the outer tube 42 extends into the second groove portion 32 and abuts against or abuts against the bottom of the second groove portion 32, so that the outer tube 42 and the second diaphragm member 3 are mounted in a limited manner. The fourth hole communicates with the spiral groove so that the fourth hole 31 communicates with the spiral first flow passage 43, so that the low pressure side refrigerant in the spiral structured passage can enter the third chamber through the fourth hole.
Referring to fig. 7-8, in the third embodiment, the outer tube 42 includes a groove 422 recessed in an inner side wall 421 'of the outer tube, at least a portion of the groove 422 is spiral-shaped, one end of the groove 422 is communicated with the first cavity 141, the other end of the groove 422 is communicated with the third cavity 143, a portion of an outer side wall 411' of the inner tube is fixedly disposed with the inner side wall 421 'of the outer tube, the groove 422 and the outer side wall 411' of the inner tube cooperate to form the first flow channel 43, and the low-temperature and low-pressure refrigerant flows in the groove of the spiral structure, so that the time for the low-temperature and low-pressure refrigerant to flow in the spiral tube can be relatively increased, thereby improving the heat exchange.
The minimum distance between the inner tube inner side wall 413 'and the inner tube outer side wall 411' is defined as H, the tensile strength of the inner tube 41 'is defined as X, the bursting pressure of the inner tube 41' is defined as P, H is larger than or equal to 4P/X, and the outer tube inner side wall 421 'with the groove 422 and the inner tube outer side wall 411' are fixedly arranged.
In this embodiment, the inner tube and the outer tube are straight tubes, and the straight tubes may not be completely straight, as long as it is ensured that the inner tube and the outer tube can be assembled together, and a part of the outer side wall of the inner tube is fixed to the inner side wall of the outer tube, so as to facilitate the installation of the heat exchange assembly. According to the invention, the spiral pipe is not required to be installed through an additional process, the difficulty in assembly caused by the flexibility of the spiral pipe is reduced, the installation of the heat exchange component is facilitated, the occupied space of the heat exchange component in the cavity is small, and the installation space of the heat exchange component in the shell can be relatively reduced. And the low-temperature low-pressure gas-phase refrigerant in the first cavity enters the first flow channel to exchange heat with the high-temperature high-pressure refrigerant in the inner pipe, then enters the third cavity, and finally the heated gas-phase refrigerant flows out of the gas-liquid separator from the fourth interface part.
In operation, a gas-liquid two-phase refrigerant enters the flow channel of the first connecting pipe 5 through the first connecting port 121, then enters the second chamber 142 from the flow channel of the first connecting pipe 5, a gas-phase refrigerant rises, a liquid-phase refrigerant sinks, the drying bag 10 absorbs moisture in the refrigerant, the gas-phase refrigerant enters the flow channel of the second connecting pipe 6, then enters the first chamber 141, oil is filtered by the filter 9, enters the flow channel of the second connecting pipe 6, enters the first chamber 141 along with the gas-phase refrigerant, the gas-phase refrigerant and the oil in the first chamber 141 enter the first flow channel 43, meanwhile, a high-temperature and high-pressure refrigerant enters the flow channel of the inner pipe 41 through the second connecting port 122, then flows out of the gas-liquid separator 100 through the third connecting port 131, the high-temperature and high-pressure refrigerant in the flow channel of the inner pipe 41 exchanges heat with the refrigerant in the first flow channel 43, so that the refrigerant in the first flow channel, finally, the gas-liquid separator 100 flows out of the fourth port 132.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A gas-liquid separator comprises a main body part, wherein the main body part comprises a shell, a first seal head and a second seal head, the shell and the first seal head are fixedly arranged, and the shell and the second seal head are fixedly arranged;
the gas-liquid separator also comprises a first partition plate component and a second partition plate component, the first partition plate component and the second partition plate component are arranged in the shell, the gas-liquid separator is provided with a first cavity, a second cavity and a third cavity, the first cavity is positioned in the area between the first seal head and the first partition plate component, the second cavity is positioned in the area between the first partition plate component and the second partition plate component, and the third cavity is positioned in the area between the second partition plate component and the second seal head;
the first end socket comprises a first connecting port and a second connecting port, the gas-liquid separator further comprises a first connecting pipe, one end of the first connecting pipe extends into the first connecting port, one end of the first connecting pipe, which is far away from the first end socket, penetrates through the first partition part and then is placed in the second cavity, and the first connecting pipe, the first end socket and the first partition part are fixedly arranged;
the first diaphragm member has a second hole communicating the first chamber and the second chamber;
the gas-liquid separator still includes heat exchange assembly, heat exchange assembly includes inner tube and outer tube, the inner tube with the outer tube is the straight tube, the inner tube is at least partly located in the outer tube, the second head includes third interface part and fourth interface part, the one end of inner tube is arranged in the second interface part, the other one end of inner tube is arranged in the third interface part, the inner tube with the outer tube cooperation is formed with first runner, at least partly for helical shape of first runner, first chamber passes through first runner with third chamber intercommunication, passageway in the fourth interface part with third chamber intercommunication.
2. The gas-liquid separator according to claim 1, wherein said inner tube comprises a groove recessed in an outer sidewall of said inner tube, at least a portion of said groove is in a spiral shape, said groove is at least partially located in said outer tube, one end of said groove is in communication with said first chamber, another end of said groove is in communication with said third chamber, a portion of an outer sidewall of said inner tube is fixedly disposed with an inner sidewall of said outer tube, and said groove and said inner sidewall of said outer tube cooperate to form said first flow path.
3. The gas-liquid separator according to claim 1, wherein the outer tube comprises a groove recessed in an inner sidewall of the outer tube, at least a portion of the groove is spiral-shaped, one end of the groove communicates with the first chamber, the other end of the groove communicates with the third chamber, a portion of an outer sidewall of the inner tube is fixedly disposed with the inner sidewall of the outer tube, and the groove and the outer sidewall of the inner tube cooperate to form the first flow passage.
4. The gas-liquid separator according to claim 2, wherein a minimum distance between an inner sidewall of said inner tube and a bottom wall of said groove is defined as h, a tensile strength of said inner tube is defined as x, a burst pressure of said inner tube is defined as p, h is 4p/x or more, and an outer sidewall of said inner tube having said groove is fixedly disposed to an inner sidewall of said outer tube.
5. The gas-liquid separator according to claim 3, wherein a minimum distance between the inner sidewall of the inner tube and the outer sidewall of the inner tube is defined as H, the tensile strength of the inner tube is defined as X, the burst pressure of the inner tube is defined as P, H is greater than or equal to 4P/X, and the inner sidewall of the outer tube having the groove is fixedly arranged with the outer sidewall of the inner tube.
6. The gas-liquid separator of claim 2, 3, 4, or 5, wherein the first baffle member comprises a third bore, the first baffle member further comprising a first groove portion, the third bore having an inner diameter less than the inner diameter of the first groove portion, the first groove portion being recessed from the first baffle member toward an end of the second head, the third bore being proximate the first head relative to the first groove portion, an end of the outer tube extending into the first groove portion and abutting or abutting a bottom of the first groove portion, the third bore communicating with the spiral groove;
the second baffle part comprises a fourth hole, the second baffle part further comprises a second groove part, the inner diameter of the fourth hole is smaller than that of the second groove part, the second groove part faces towards the first end socket, the fourth hole is opposite to the second groove part and is close to the second end socket, the second groove part is communicated with the fourth hole, the other end part of the outer tube stretches into the second groove part and is abutted or abutted against the bottom of the second groove part, and the fourth hole is communicated with the spiral groove.
7. The gas-liquid separator according to any one of claims 1 to 6, further comprising a second connection pipe, wherein one end of the second connection pipe at least partially extends into the second hole, the second connection pipe is fixedly arranged with the first partition member, the other end of the second connection pipe is disposed in the second chamber and close to the first partition member, the second connection pipe is of a U-shaped structure, the second connection pipe connects the first chamber and the second chamber, and a distance between one end of the second connection pipe located in the second chamber and the first partition member is smaller than a distance between one end of the first connection pipe located in the second chamber and the first partition member.
8. The gas-liquid separator according to any one of claims 1 to 6 comprising a sleeve assembly comprising a first tube and a second tube, at least a portion of the first tube extending into the second tube, an end of the second tube being fixed to the first tube, an end of the first tube being at least partially disposed within the second bore, an outer wall of the first tube being fixed to and sealingly disposed with an inner wall of the corresponding passage of the second bore, an outer sidewall of the first tube and an inner sidewall of the second tube forming a second flow passage, a third flow passage being formed in the first tube, the second bore communicating with the third flow passage, the second tube comprising at least one flow aperture, the flow aperture being disposed in a sidewall of the second tube.
9. The gas-liquid separator of any one of claims 1-8, wherein an outer sidewall of the first diaphragm member is in clearance fit with an inner sidewall of the housing, the first diaphragm member comprising a first recess recessed from the outer sidewall of the first diaphragm member, the gas-liquid separator further comprising a first seal at least partially positioned in the first recess, an inner sidewall of the first seal abutting a bottom of the first recess, an outer sidewall of the first seal abutting the inner sidewall of the housing;
the outer side wall of the second partition plate component is in clearance fit with the inner side wall of the shell, the second partition plate component comprises a second concave part, the second concave part is arranged on the outer side wall of the second partition plate component in a recessed mode, the gas-liquid separator further comprises a second sealing element, at least part of the second sealing element is located in the second concave part, the inner side wall of the second sealing element is abutted to the bottom of the second concave part, and the outer side wall of the second sealing element is abutted to the inner side wall of the shell.
10. The gas-liquid separator according to claim 2, wherein said inner tube comprises a groove recessed in an outer sidewall of said inner tube, at least a portion of said groove being spiral-shaped, said groove being at least partially located within said outer tube, one end of said groove communicating with said first chamber, the other end of said groove communicating with said third chamber, a portion of an outer sidewall of said inner tube being fixedly disposed with an inner sidewall of said outer tube, said groove cooperating with said inner sidewall of said outer tube to form said first flow path;
the distance between the inner side wall of the inner pipe and the bottom wall of the groove is defined as h, the tensile strength of the inner pipe is defined as x, the bursting pressure of the inner pipe is defined as p, h is more than or equal to 4p/x, and the outer side wall of the inner pipe with the groove is fixedly arranged with the inner side wall of the outer pipe;
the first baffle plate component comprises a third hole, the first baffle plate component further comprises a first groove part, the inner diameter of the third hole is smaller than that of the first groove part, the first groove part is arranged from the first baffle plate component towards one end of the second seal head in a concave mode, the third hole is close to the first seal head relative to the first groove part, one end of the outer tube extends into the first groove part and is abutted or abutted against the bottom of the first groove part, and the third hole is communicated with the spiral groove;
the second baffle plate component comprises a fourth hole and a second groove part, the inner diameter of the fourth hole is smaller than that of the second groove part, the second groove part is arranged from the second baffle plate component towards one end of the first seal head in a concave mode, the fourth hole is close to the second seal head relative to the second groove part, the second groove part is communicated with the fourth hole, the other end part of the outer tube extends into the second groove part and is abutted or abutted against the bottom of the second groove part, and the fourth hole is communicated with the spiral groove;
the gas-liquid separator further comprises a second connecting pipe, one end of the second connecting pipe at least partially extends into the second hole, the second connecting pipe and the first partition part are fixedly arranged, the other end of the second connecting pipe is arranged in the second cavity and close to the first partition part, the second connecting pipe is of a U-shaped structure, the second connecting pipe is communicated with the first cavity and the second cavity, and the distance between one end of the second connecting pipe located in the second cavity and the first partition part is smaller than the distance between one end of the first connecting pipe located in the second cavity and the first partition part;
the middle part of the second connecting pipe is provided with an oil return hole, the oil return hole is positioned in the side wall of the second connecting pipe, the gas-liquid separator further comprises a filter, the filter is fixed with the second connecting pipe, and the oil return hole is communicated with a flow passage of the second connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910240195.XA CN111750577B (en) | 2019-03-28 | 2019-03-28 | Gas-liquid separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910240195.XA CN111750577B (en) | 2019-03-28 | 2019-03-28 | Gas-liquid separator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111750577A true CN111750577A (en) | 2020-10-09 |
| CN111750577B CN111750577B (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910240195.XA Active CN111750577B (en) | 2019-03-28 | 2019-03-28 | Gas-liquid separator |
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| Country | Link |
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| CN (1) | CN111750577B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712385A (en) * | 2012-10-02 | 2014-04-09 | 株式会社不二工机 | Storage device |
| CN104729165A (en) * | 2013-12-19 | 2015-06-24 | 三菱电机株式会社 | Accumulator, air conditioning device, and method for manufacturing accumulator |
| EP2963362A1 (en) * | 2014-06-30 | 2016-01-06 | Eaton Industrial IP GmbH & Co. KG | Accumulator for an air conditioning system |
| CN205980484U (en) * | 2016-08-25 | 2017-02-22 | 石家庄国祥运输设备有限公司 | Double -deck vapour and liquid separator and have air conditioning system of this separator |
| WO2017208783A1 (en) * | 2016-06-03 | 2017-12-07 | サンデンホールディングス株式会社 | Accumulator integrated with internal heat exchanger, and refrigeration cycle in which same is used |
-
2019
- 2019-03-28 CN CN201910240195.XA patent/CN111750577B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712385A (en) * | 2012-10-02 | 2014-04-09 | 株式会社不二工机 | Storage device |
| CN104729165A (en) * | 2013-12-19 | 2015-06-24 | 三菱电机株式会社 | Accumulator, air conditioning device, and method for manufacturing accumulator |
| EP2963362A1 (en) * | 2014-06-30 | 2016-01-06 | Eaton Industrial IP GmbH & Co. KG | Accumulator for an air conditioning system |
| WO2017208783A1 (en) * | 2016-06-03 | 2017-12-07 | サンデンホールディングス株式会社 | Accumulator integrated with internal heat exchanger, and refrigeration cycle in which same is used |
| CN205980484U (en) * | 2016-08-25 | 2017-02-22 | 石家庄国祥运输设备有限公司 | Double -deck vapour and liquid separator and have air conditioning system of this separator |
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| Publication number | Publication date |
|---|---|
| CN111750577B (en) | 2022-08-30 |
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