CN216886180U - Coaxial pipe gas-liquid separator - Google Patents
Coaxial pipe gas-liquid separator Download PDFInfo
- Publication number
- CN216886180U CN216886180U CN202220124403.7U CN202220124403U CN216886180U CN 216886180 U CN216886180 U CN 216886180U CN 202220124403 U CN202220124403 U CN 202220124403U CN 216886180 U CN216886180 U CN 216886180U
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- pipe
- coaxial
- liquid separator
- tube
- gas
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- 239000007788 liquid Substances 0.000 title claims abstract description 20
- 238000005192 partition Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000005057 refrigeration Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a coaxial pipe gas-liquid separator, wherein a coaxial pipe comprises an outer pipe and an inner pipe, one end of the outer pipe is an open end, the other end of the outer pipe is a closed end, one end of the inner pipe is inserted into the outer pipe from the open end, one side of the inner pipe is connected with the inner wall of the outer pipe into a whole, the other side of the inner pipe keeps a distance with the inner wall of the outer pipe, a gap between the outer side of the inner pipe and the inner wall of the outer pipe forms an air inlet channel, the other end of the inner pipe keeps a distance with the closed end, and the inner pipe and the outer pipe are coaxially arranged.
Description
Technical Field
The utility model relates to a coaxial pipe gas-liquid separator.
Background
In the prior art, a low-pressure pipe of the gas-liquid separator is connected with an outlet of an evaporator, and the temperature of an outgoing refrigerant is low due to the low temperature of the evaporator in the air-conditioning refrigeration process, so that the phenomenon of condensed water drops on the surface of the low-pressure pipeline can occur in the summer air-conditioning refrigeration process; this is the heat absorption of the lp line, and this energy is dissipated to the engine compartment by heat transfer through the lp line, thereby increasing the compressor and engine load.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a coaxial pipe gas-liquid separator.
The technical scheme of the utility model is as follows: a coaxial pipe gas-liquid separator comprises a barrel and a coaxial pipe fixed in the barrel, wherein a plug with double channels is fixed on the barrel, the coaxial pipe comprises an outer pipe and an inner pipe, one end of the outer pipe is an open end, the other end of the outer pipe is a closed end, one end of the inner pipe is inserted into the outer pipe from the open end, one side of the inner pipe is connected with the inner wall of the outer pipe into a whole, the other side of the inner pipe keeps a distance with the inner wall of the outer pipe, a gap between the outer side of the inner pipe and the inner wall of the outer pipe forms an air inlet channel, the outer end of the inner pipe is communicated with an air outlet of the plug, the air inlet channel is communicated with an air inlet of the plug, the inner end of the inner pipe keeps a distance with the closed end, and the inner pipe and the outer pipe are coaxially arranged;
specifically, the closed end of the outer pipe is closed by an oil return part, the oil return part consists of a frustum-shaped tail end and an annular connecting part, and the connecting part is connected with the outer pipe;
optionally, the frustum-shaped end and the connecting part are of an integrally formed structure;
optionally, the oil return part and the outer pipe are screwed together, so that the sealing performance of the joint of the outer pipe and the oil return part is ensured, and the manufacturing difficulty is reduced;
further, an oil return port is arranged on the end face of the frustum-shaped tail end;
furthermore, a partition plate is eccentrically arranged in the connecting part, one end of the partition plate is abutted to the end part of the inner pipe inserted into the outer pipe, and the partition plate is positioned between the axis of the inner pipe and the projection of the inner wall so as to increase the contact area of the low-pressure gas input by the gas inlet channel and enable the input low-pressure gas to form crossed airflow on one side of the partition plate, thereby being beneficial to prolonging the retention time of the low-pressure gas in the oil return part;
specifically, the width of the partition plate is larger than the outer diameter of the inner pipe;
furthermore, the outer wall of one side of the inner pipe is connected with the inner wall of one side of the outer pipe through a connecting table, and the partition plate is arranged far away from the connecting table, so that a step-shaped channel is formed between a cavity formed by the connecting part and the partition plate and the end part of the inner pipe;
specifically, the inner pipe, the connecting table and the outer pipe are connected into a whole;
furthermore, a reinforcing part is further arranged at one end of the inner pipe extending out of the outer pipe, the reinforcing part is formed by extending out of the outer pipe through a connecting table, and a pressure equalizing hole penetrating through the inner pipe is formed in the inner pipe on one side of the reinforcing part.
The utility model has the beneficial effects that: because the coaxial pipe is arranged in the cylinder body, the air inlet channel formed by the gap between the outer side of the inner pipe and the inner wall of the outer pipe is used as a low-pressure pipe to be communicated with the outlet of the evaporator, the gas in the air inlet channel and the gas in the inner pipe exchange heat in the gas-liquid separation process, the energy cannot be directly dissipated to the engine compartment in a heat transfer mode, the load of the compressor and the engine cannot be increased, the refrigeration effect of an air conditioner is further improved, the fuel consumption is saved, the defect of insufficient refrigeration capacity of an automobile air conditioning system can be overcome, and the coaxial pipe is suitable for the compressor with smaller displacement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: the air conditioner comprises an outer pipe 1, an inner pipe 2, an air inlet channel 3, an oil return part 4, a frustum-shaped tail end 5, a connecting part 6, an oil return opening 7, a partition plate 8, a connecting platform 9, a reinforcing part 10 and a pressure equalizing hole 11.
Detailed Description
The technical scheme of the utility model is further specifically described by the following embodiments and the accompanying drawings.
Referring to fig. 1 and 2, the coaxial tube gas-liquid separator comprises a barrel and a coaxial tube fixed in the barrel, wherein a dual-channel plug is fixed on the barrel, the coaxial tube comprises an outer tube 1 and an inner tube 2, one end of the outer tube 1 is an open end, the other end of the outer tube 1 is a closed end, one end of the inner tube 2 is inserted into the outer tube 1 from the open end, one side of the inner tube 2 is connected with the inner wall of the outer tube 1 into a whole, the other side of the inner tube 2 keeps a distance from the inner wall of the outer tube 1, an air inlet channel 3 is formed by a gap between the outer side of the inner tube 2 and the inner wall of the outer tube 1, the outer end of the inner tube 2 is communicated with an air outlet of the plug, the air inlet channel 3 is communicated with an air inlet of the plug, the inner end of the inner tube 2 keeps a distance from the closed end, and the inner tube 2 and the outer tube 1 are coaxially arranged;
in another embodiment, as shown in fig. 3, the closed end of the outer tube 1 is closed by an oil return portion 4, the oil return portion 4 is composed of a frustum-shaped end 5 and an annular connecting portion 6, and the connecting portion 6 is connected with the outer tube 1;
optionally, the frustum-shaped end 5 and the connecting portion 6 are of an integrally formed structure;
optionally, the oil return part 4 and the outer pipe 1 are screwed together to ensure the sealing property at the joint of the outer pipe 1 and the oil return part 4;
in another embodiment, an oil return port 7 is arranged on the end surface of the frustum-shaped tail end 5;
in another embodiment, a partition plate 8 is eccentrically arranged in the connecting portion 6, one end of the partition plate 8 abuts against the end portion of the inner tube 2 inserted into the outer tube 1, and the partition plate 8 is located between the axis of the inner tube 2 and the projection of the inner wall, so as to increase the contact area with the low-pressure gas input by the gas inlet channel 3, and enable the input low-pressure gas to form crossed gas flow on one side of the partition plate 8, which is beneficial to prolonging the retention time of the low-pressure gas in the oil return portion 4;
specifically, the width of the baffle plate 8 is larger than the outer diameter of the inner pipe 2;
in another embodiment, the outer wall of one side of the inner tube 2 is connected with the inner wall of one side of the outer tube 1 through a connecting platform 9, and the partition plate 8 is arranged far away from the connecting platform 9, so that a step-shaped channel is formed between the cavity formed by the connecting part 6 and the partition plate 8 and the end part of the inner tube 2;
specifically, the inner tube 2, the connecting platform 9 and the outer tube 1 are connected into a whole;
furthermore, a reinforcing part 10 is further arranged at one end of the inner pipe 2 extending out of the outer pipe 1, the reinforcing part 10 is formed by extending out of the outer pipe 1 through a connecting table 9, and a pressure equalizing hole 11 penetrating through the inner part of the inner pipe 2 is arranged on the inner pipe 2 at one side of the reinforcing part.
The working principle of the utility model is as follows: one channel of the plug is communicated with the air inlet channel 3 and is connected with the outlet of the evaporator, the other channel of the plug is communicated with the inner tube 2, and low-pressure gas enters the air inlet channel 3 and is discharged from the inner tube 2; because the coaxial pipe is arranged in the barrel, and the air inlet channel 3 formed by the gap between the outer side of the inner pipe 2 and the inner wall of the outer pipe 1 is communicated with the outlet of the evaporator as a low-pressure pipe, in the gas-liquid separation process, the gas in the air inlet channel 3 and the gas in the inner pipe 1 are subjected to heat exchange, the energy of the gas cannot be directly dissipated to an engine compartment in a heat transfer mode, the load of a compressor and an engine cannot be increased, the refrigeration effect of an air conditioner is further improved, the fuel consumption is saved, the defect that the refrigeration capacity of an automobile air conditioning system is insufficient can be overcome, and the air conditioner is suitable for compressors with smaller displacement.
Claims (10)
1. A coaxial tube gas-liquid separator is characterized by comprising a cylinder body and a coaxial tube fixed in the cylinder body, a plug with double channels is fixed on the cylinder body, the coaxial pipe comprises an outer pipe (1) and an inner pipe (2), one end of the outer tube (1) is an open end, the other end of the outer tube (1) is a closed end, one end of the inner tube (2) is inserted into the outer tube (1) from an open end and one side of the inner tube is connected with the inner wall of the outer tube (1) into a whole, the other side of the inner tube (2) keeps a distance with the inner wall of the outer tube (1), a gap between the outer side of the inner tube (2) and the inner wall of the outer tube (1) forms an air inlet channel (3), the outer end of the inner tube (2) is communicated with the air outlet of the plug, the air inlet channel (3) is communicated with the air inlet of the plug, the inner end of the inner pipe (2) keeps a distance with the closed end, and the inner pipe (2) and the outer pipe (1) are coaxially arranged.
2. The coaxial pipe gas-liquid separator according to claim 1, wherein the closed end of the outer pipe (1) is closed by an oil return portion (4), the oil return portion (4) is composed of a frustum-shaped end (5) and an annular connecting portion (6), and the connecting portion (6) is connected to the outer pipe (1).
3. The coaxial pipe gas-liquid separator according to claim 2, wherein said frustum-shaped tip (5) and said connecting portion (6) are of an integrally formed structure.
4. The coaxial pipe gas-liquid separator as claimed in claim 2, wherein said oil return portion (4) and said outer pipe (1) are spun together.
5. The coaxial pipe gas-liquid separator according to claim 2, wherein an oil return port (7) is provided on an end face of said frustum-shaped tip (5).
6. Coaxial pipe gas-liquid separator according to claim 5, characterized in that a baffle (8) is eccentrically arranged in said connecting portion (6), one end of said baffle (8) abutting the end of the inner pipe (2) inserted into the outer pipe (1), said baffle (8) being located between the axial center of the inner pipe (2) and the projection of the inner wall.
7. Coaxial pipe gas-liquid separator according to claim 6, characterized in that the width of the partition (8) is greater than the outer diameter of the inner pipe (2).
8. Coaxial pipe gas-liquid separator according to claim 7, characterized in that the outer wall of one side of the inner pipe (2) is connected to the inner wall of one side of the outer pipe (1) by means of a connection block (9), and that the partition (8) is arranged remote from the connection block (9) so that a step-like passage is formed between the cavity formed by the connection (6) and the partition (8) and the end of the inner pipe (2).
9. The coaxial pipe gas-liquid separator according to claim 8, wherein said inner pipe (2), connecting table (9) and outer pipe (1) are integrally connected.
10. The coaxial pipe gas-liquid separator as claimed in claim 8, wherein a reinforcing portion (10) is further provided at an end of the inner pipe (2) extending out of the outer pipe (1), the reinforcing portion (10) is formed by extending the connecting table (9) out of the outer pipe (1), and a pressure equalizing hole (11) is provided in the inner pipe (2) on a side of the reinforcing portion to communicate with the inside of the inner pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220124403.7U CN216886180U (en) | 2022-01-18 | 2022-01-18 | Coaxial pipe gas-liquid separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220124403.7U CN216886180U (en) | 2022-01-18 | 2022-01-18 | Coaxial pipe gas-liquid separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216886180U true CN216886180U (en) | 2022-07-05 |
Family
ID=82182066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220124403.7U Active CN216886180U (en) | 2022-01-18 | 2022-01-18 | Coaxial pipe gas-liquid separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216886180U (en) |
-
2022
- 2022-01-18 CN CN202220124403.7U patent/CN216886180U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 323400 No. 100, Guangji street, Jianchi Street Industrial Park, Longquan City, Lishui City, Zhejiang Province Patentee after: Zhejiang Hengruifeng New Energy Technology Co.,Ltd. Address before: 323400 No. 100, Guangji street, Jianchi Street Industrial Park, Longquan City, Lishui City, Zhejiang Province Patentee before: Zhejiang hengruifeng refrigeration equipment Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A coaxial gas-liquid separator Granted publication date: 20220705 Pledgee: Zhejiang Longquan Rural Commercial Bank Co.,Ltd. Nanqin Branch Pledgor: Zhejiang Hengruifeng New Energy Technology Co.,Ltd. Registration number: Y2024980005065 |