CN218781475U - Gas-liquid separator with heat regeneration function - Google Patents
Gas-liquid separator with heat regeneration function Download PDFInfo
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- CN218781475U CN218781475U CN202320175775.7U CN202320175775U CN218781475U CN 218781475 U CN218781475 U CN 218781475U CN 202320175775 U CN202320175775 U CN 202320175775U CN 218781475 U CN218781475 U CN 218781475U
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Abstract
The utility model discloses a vapour and liquid separator that has backheat function, including barrel, import pipe, outlet pipe and heat exchange tube all set up in the cavity of barrel, and heat exchange tube one end is equipped with the condenser interface, and the heat exchange tube other end is equipped with the throttling element interface. The utility model discloses still include the end cover, the end cover is fixed on the top of barrel, and import pipe and outlet pipe pass and fix on the end cover, and the heat exchange tube sets up along the direction of height of barrel, and the heat exchange tube passes and fixes on the end cover, and the heat exchange tube is the heliciform setting in the barrel. The utility model discloses with the heat exchange tube along the direction of height setting of barrel, replaced among the prior art heat exchange tube along the diametric (al) setting of barrel, and the diameter that highly is greater than the barrel of barrel for the length extension of heat exchange tube increases the heat transfer area of heat exchange tube.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to vapour and liquid separator who has backheat function.
Background
In compression refrigeration systems, a vapor-liquid separator is typically installed between the evaporator outlet and the compressor inlet. The gas-liquid separator includes: the low-temperature and low-pressure gas refrigerant is discharged from the evaporator and then enters the cylinder body from the inlet pipe. Generally, liquid refrigerant is entrained in gas refrigerant entering the cylinder, after gas-liquid mixed refrigerant enters the cylinder, the liquid refrigerant is accumulated at the bottom of the cylinder under the action of gravity because the weight of liquid is heavier than that of gas, and the gas refrigerant enters the compressor from an outlet pipe, so that the separation of the gas and the liquid mixed refrigerant is completed. However, the separation capacity of the gas-liquid separator is limited, the liquid level in the gas-liquid separator is greatly different under different operating conditions, and when the gas-liquid separation level is high, on one hand, the danger of liquid impact of the compressor is increased, and on the other hand, the refrigerating capacity of the system is lost due to liquid return. In order to solve the technical problem, the prior art discloses a utility model patent named as a novel regenerative gas-liquid separator (application number: 200820174124.1), and a heat exchange tube is added in the gas-liquid separator, so that the risk of liquid impact of a compressor is reduced, and the energy utilization rate of a system is improved.
How to increase the heat transfer area of the heat exchange tube is a technical problem to be solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solves the above-mentioned technical problem who exists among the prior art, provides a vapour and liquid separator that has backheat function, sets up the heat exchange tube along the direction of height of barrel, has replaced among the prior art heat exchange tube to set up along the diametric (al) of barrel, and the diameter that highly is greater than the barrel of barrel for the length extension of heat exchange tube increases the heat transfer area of heat exchange tube.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a gas-liquid separator with a heat recovery function comprises a barrel, an inlet pipe, an outlet pipe and a heat exchange pipe, wherein the inlet pipe, the outlet pipe and the heat exchange pipe are all arranged in a cavity of the barrel, one end of the heat exchange pipe is provided with a condenser interface, and the other end of the heat exchange pipe is provided with a throttling element interface. The heat exchange tube is characterized by further comprising an end cover, the end cover is fixed to the top of the barrel, the inlet tube and the outlet tube penetrate through and are fixed to the end cover, the heat exchange tube is arranged along the height direction of the barrel, the heat exchange tube penetrates through and is fixed to the end cover, and the heat exchange tube is spirally arranged in the barrel.
The utility model discloses with the heat exchange tube along the direction of height setting of barrel, replaced among the prior art heat exchange tube along the diametric (al) setting of barrel, and the diameter that highly is greater than the barrel of barrel for the length extension of heat exchange tube increases the heat transfer area of heat exchange tube.
Further, the part design of outlet pipe in the barrel is the U-shaped for the outlet pipe is divided into two vertical sections and an arc section, forms the notch between two vertical sections, and the import pipe sets up in the top of outlet pipe, and the export of import pipe and the entry dislocation arrangement of outlet pipe.
Further, the heat exchange tube is spirally wound on the vertical section and the circular arc section, so that the heat exchange tube is spirally wound on the whole outlet tube, and the heat exchange effect is good.
Further, the heat exchange tube is spirally wound on one of the vertical sections and arranged in the notch, so that the spiral length of the heat exchange tube is properly reduced, the fluid resistance is small, and the inside of the heat exchange tube is convenient to clean.
Furthermore, the heat exchange tube is spirally arranged in the notch, so that the heat exchange tube and the outlet tube are more compactly arranged and are suitable for cylinders with different diameters.
Furthermore, the arc section of the outlet pipe is provided with an oil return hole, so that the liquid refrigerant can be ensured to flow back to the compressor as much as possible, and the refrigerant oil can be ensured to return to the compressor as much as possible.
Furthermore, the arc section is provided with a groove, a filter screen is embedded into the groove, and the filter screen is arranged on one side of the oil return hole to block impurities.
Further, the vertical section of the outlet pipe is provided with a balance hole to prevent refrigerant liquid from entering the compressor due to siphoning when restarting after shutdown.
Further, the barrel is provided with a channel, the channel is communicated with the cavity, and the channel is connected with a pressure release valve to prevent damage to the outside during fire.
Further, the end cover is fixed with a guide plate, the guide plate is arranged at an inlet of the outlet pipe, when the liquid-carrying refrigerant enters the gas-liquid separator, the expansion speed is reduced to separate the liquid, the liquid is beaten on the guide plate, and the guide plate plays a role in guiding the liquid, so that the liquid is separated.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
1. the utility model discloses set up the heat exchange tube along the direction of height of barrel, replaced among the prior art heat exchange tube along the diametric (al) setting of barrel, and the diameter that highly is greater than the barrel of barrel for the length extension of heat exchange tube increases the heat transfer area of heat exchange tube.
2. The utility model discloses design heat exchange pipe spiral mode, specifically do:
(1) The heat exchange tube is spirally wound on the vertical section and the arc section, so that the heat exchange tube spirally winds the whole outlet tube, and the heat exchange effect is good.
(2) The heat exchange tube is spirally wound on one of the vertical sections and arranged in the notch, so that the spiral length of the heat exchange tube is properly reduced, the fluid resistance is small, and the inside of the heat exchange tube is convenient to clean.
(3) The heat exchange tube is spirally arranged in the groove opening, so that the heat exchange tube and the outlet tube are more compactly installed, and the heat exchange tube is suitable for cylinders with different diameters.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural view of a heat exchange tube spirally wound on one of the vertical sections according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of a heat exchange tube spirally disposed in a notch according to a third embodiment of the present invention.
In the figure, 1-cylinder; 2-an outlet pipe; 3-an inlet pipe; 4-heat exchange tube; 5-end cover; 6-oil return holes; 7-a filter screen; 8-a balancing hole; 9-a guide plate; 10-channel; 11-a pressure relief valve; 12-a cavity; 21-a vertical section; 22-arc segment; 23-notch.
Detailed Description
As shown in fig. 1, for the first embodiment of the present invention,
a gas-liquid separator with a heat recovery function comprises a cylinder body 1, an inlet pipe 3, an outlet pipe 2 and a heat exchange pipe 4, wherein the inlet pipe 3, the outlet pipe 2 and the heat exchange pipe 4 are all arranged in a cavity 12 of the cylinder body 1, one end of the heat exchange pipe 4 is provided with a condenser interface, and the other end of the heat exchange pipe 4 is provided with a throttling element interface. The proposal is the prior art, and is specifically referred to a utility model patent of a novel regenerative gas-liquid separator (application number: 200820174124.1).
The utility model discloses still include end cover 5, end cover 5 is fixed on the top of barrel 1, and import pipe 3 and outlet pipe 2 pass and fix on end cover 5, and heat exchange tube 4 sets up along the direction of height of barrel 1, and heat exchange tube 4 passes and fixes on end cover 5, and heat exchange tube 4 is the heliciform setting in barrel 1.
The utility model discloses with heat exchange tube 4 along barrel 1's direction of height setting, replaced among the prior art heat exchange tube 4 along barrel 1's diameter setting, and barrel 1's diameter that highly is greater than barrel 1 for heat exchange tube 4's length extension increases heat transfer area of heat exchange tube 4.
The outlet pipe 2 is designed in a U-shape in a portion inside the cylinder 1 such that the outlet pipe 2 is divided into two vertical sections 21 and one circular arc section 22, a notch 23 is formed between the two vertical sections 21, the inlet pipe 3 is disposed above the outlet pipe 2, and an outlet of the inlet pipe 3 and an inlet of the outlet pipe 2 are arranged in a staggered manner.
The heat exchange tube 4 is spirally wound on the vertical section 21 and the circular arc section 22, so that the heat exchange tube 4 spirally winds the whole outlet tube 2, and the heat exchange effect is good.
The circular arc section 22 of the outlet pipe 2 is provided with an oil return hole 6, so that the liquid refrigerant can be ensured to flow back to the compressor as much as possible, and the refrigerant oil can also be ensured to return to the compressor as much as possible. The arc section 22 is provided with a groove, a filter screen 7 is embedded in the groove, and the filter screen 7 is arranged on one side of the oil return hole 6 to block impurities. The top of the vertical section 21 of the outlet pipe 2 is provided with a balance hole 8 to prevent refrigerant liquid from siphoning into the compressor when restarting after a shutdown.
The barrel 1 is provided with a channel 10, the channel 10 is communicated with the cavity 12, and the channel 10 is connected with a pressure release valve 11 so as to prevent the outside from being injured in case of fire and improve the safety.
The end cover 5 is fixed with a guide plate 9, the guide plate 9 is arranged at the inlet of the outlet pipe 2, when the refrigerant with liquid enters the gas-liquid separator, the liquid is separated due to the reduction of the expansion speed, the liquid hits the guide plate 9, and the guide plate 9 plays a role in guiding the liquid, so that the liquid is separated.
As shown in fig. 2, for the second embodiment of the present invention,
on the basis of the structure of the first embodiment, the two pairs of heat exchange tubes 4 in the first embodiment are designed in a spiral mode, and specifically, the method comprises the following steps: the heat exchange tube 4 is spirally wound on one of the vertical sections 21 and arranged in the notch 23, so that the spiral length of the heat exchange tube 4 is properly reduced, the fluid resistance is small, and the inside of the heat exchange tube 4 is convenient to clean.
As shown in fig. 3, for the third embodiment of the present invention,
based on the structure of the first embodiment, the third embodiment designs the spiral mode of the heat exchange tube 4, which specifically comprises the following steps: the heat exchange tube 4 is spirally arranged in the notch 23, so that the heat exchange tube 4 and the outlet tube 2 are more compactly arranged and are suitable for the barrels 1 with different diameters.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to solve the same technical problems and achieve the same technical effects are all covered by the protection scope of the present invention.
Claims (10)
1. A regenerative gas-liquid separator comprising:
the heat exchange tube comprises a barrel, an inlet tube, an outlet tube and a heat exchange tube, wherein the inlet tube, the outlet tube and the heat exchange tube are all arranged in a cavity of the barrel;
the heat exchange tube is characterized by further comprising an end cover, the end cover is fixed to the top of the barrel, the inlet tube and the outlet tube penetrate through and are fixed to the end cover, the heat exchange tube is arranged along the height direction of the barrel, the heat exchange tube penetrates through and is fixed to the end cover, and the heat exchange tube is spirally arranged in the barrel.
2. The gas-liquid separator with a heat recovery function according to claim 1, wherein: the part of the outlet pipe in the barrel is designed into a U shape, so that the outlet pipe is divided into two vertical sections and an arc section, a notch is formed between the two vertical sections, the inlet pipe is arranged above the outlet pipe, and the outlet of the inlet pipe and the inlet of the outlet pipe are arranged in a staggered mode.
3. The gas-liquid separator with a heat recovery function according to claim 2, wherein: the heat exchange tubes are spirally wound on the vertical section and the circular arc section.
4. The gas-liquid separator with a heat recovery function according to claim 2, wherein: the heat exchange tube is spirally wound on one of the vertical sections and is arranged in the notch.
5. The gas-liquid separator with a heat recovery function according to claim 2, wherein: the heat exchange tube is spirally arranged in the notch.
6. The gas-liquid separator with a heat recovery function according to claim 2, wherein: and an oil return hole is formed at the arc section of the outlet pipe.
7. The gas-liquid separator with a heat recovery function according to claim 6, wherein: the circular arc section is provided with a groove, a filter screen is embedded in the groove, and the filter screen is arranged on one side of the oil return hole.
8. The gas-liquid separator with a heat recovery function according to claim 2, wherein: and the vertical section of the outlet pipe is provided with a balance hole.
9. The gas-liquid separator with a heat recovery function according to claim 1, wherein: the barrel is provided with a channel, the channel is communicated with the cavity, and the channel is connected with a pressure release valve.
10. The gas-liquid separator with a heat recovery function according to claim 1, wherein: the end cover is fixed with a guide plate, and the guide plate is arranged at an inlet of the outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320175775.7U CN218781475U (en) | 2023-01-31 | 2023-01-31 | Gas-liquid separator with heat regeneration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320175775.7U CN218781475U (en) | 2023-01-31 | 2023-01-31 | Gas-liquid separator with heat regeneration function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218781475U true CN218781475U (en) | 2023-03-31 |
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ID=85723181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320175775.7U Active CN218781475U (en) | 2023-01-31 | 2023-01-31 | Gas-liquid separator with heat regeneration function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218781475U (en) |
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2023
- 2023-01-31 CN CN202320175775.7U patent/CN218781475U/en active Active
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