CN220687525U - Circulating liquid seal compressor system for collecting leaked gas again - Google Patents
Circulating liquid seal compressor system for collecting leaked gas again Download PDFInfo
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- CN220687525U CN220687525U CN202322312075.0U CN202322312075U CN220687525U CN 220687525 U CN220687525 U CN 220687525U CN 202322312075 U CN202322312075 U CN 202322312075U CN 220687525 U CN220687525 U CN 220687525U
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- 239000007788 liquid Substances 0.000 title claims abstract description 132
- 238000000926 separation method Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000001050 lubricating effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 74
- 239000012530 fluid Substances 0.000 description 7
- 239000002608 ionic liquid Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of circulating liquid seal compressors, in particular to a circulating liquid seal compressor system for collecting leaked gas again. The liquid outlet is connected with a liquid outlet pipeline, the liquid outlet pipeline is connected with the bottom of a three-way joint, the middle part of the three-way joint is connected with a circulating liquid pipeline, the top of the three-way joint is connected with a gas conveying pipeline, the gas conveying pipeline is connected with a gas inlet of a pressure-resistant buffer tank, the top of the pressure-resistant buffer tank is provided with a gas outlet, the gas outlet is connected with a gas collecting pipeline, a ball valve is arranged on the gas collecting pipeline, and the gas collecting pipeline is connected with a gas storage tank. The pressure-resistant buffer tank is used for temporarily storing gas and separating the gas from the circulating liquid, the separated gas enters the gas storage tank through the gas collecting pipeline to be stored, and the gas leaked to the circulating liquid can be timely separated, so that the lubricating, cooling and sealing effects of the circulating liquid are guaranteed, and compressed gas is effectively prevented from leaking outwards along with the circulation of the circulating liquid.
Description
Technical field:
the utility model relates to the technical field of circulating liquid seal compressors, in particular to a circulating liquid seal compressor system for collecting leaked gas again.
The background technology is as follows:
the circulating liquid seal compressor drives a piston in a cylinder body of the cylinder to reciprocate mainly through a driving mechanism so as to realize supercharging of gas. As disclosed in the patent application publication No. CN114439728A, a circulating liquid seal compressor is disclosed, which is configured to store a circulating liquid by providing an annular cavity between a piston and a cylinder block, and to lubricate, cool and seal the circulating liquid, wherein sealing rings are provided on both sides of the annular cavity, respectively, so as to seal the circulating liquid. When the circulating fluid pressure in the annular cavity is required to be slightly higher than the pressure of compressed gas so as to avoid outward leakage of the gas through the circulating fluid, however, in the existing circulating system, the condition that the pressure of the compressed gas is higher than the pressure of the circulating fluid can occur when the pressure is too high due to unstable pressure of the compressed gas, so that part of the compressed gas enters the annular cavity to be mixed into the circulating fluid, if the gas is not timely separated, a large amount of bubbles are mixed into the circulating fluid, the lubricating, cooling and sealing effects of the circulating fluid are reduced, and the gas easily penetrates out of the annular cavity to leak outwards along with the circulation of the circulating fluid, and particularly for hydrogen, the danger of inflammability and explosiveness easily occurs.
In summary, the problem of collecting leaked gas in a circulating liquid seal compressor has become a technical problem to be solved in industry.
The utility model comprises the following steps:
the utility model provides a circulating liquid seal compressor system for collecting leaked gas, which solves the problem that compressed gas in a conventional circulating loop leaks and then is mixed into circulating liquid to leak outwards along with the circulating liquid.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
the circulating liquid seal compressor system for collecting leaked gas comprises a circulating liquid seal cylinder, wherein a circulating cavity is arranged in the circulating liquid seal cylinder, a liquid inlet and a liquid outlet which are communicated with the circulating cavity are formed in the side wall of the circulating liquid seal cylinder, the liquid outlet is connected with a liquid outlet pipeline, the liquid outlet pipeline is connected with the bottom of a three-way joint, the middle part of the three-way joint is connected with the circulating liquid pipeline, the top of the three-way joint is connected with a gas conveying pipeline, the gas conveying pipeline is connected with a gas inlet of a pressure-resistant buffer tank, a gas-liquid separation structure is arranged in the pressure-resistant buffer tank and is used for separating gas from circulating liquid, a liquid outlet is formed in the bottom of the pressure-resistant buffer tank, a valve is arranged at the liquid outlet, and the liquid outlet is connected with a circulating liquid tank through a liquid collecting pipeline; the top of pressure-resistant buffer tank is equipped with the gas outlet, and the gas outlet links to each other with the gas collecting line, is equipped with the ball valve on the gas collecting line, and the gas collecting line is connected with the gas holder.
The gas-liquid separation structure comprises a labyrinth baffle structure or a spiral baffle structure which is arranged on the inner wall of the pressure-resistant buffer tank.
The circulating liquid seal cylinder comprises a single-acting cylinder or a double-acting cylinder.
And a filter is arranged on the gas collecting pipeline.
The ball valve comprises a manual ball valve or an electric ball valve.
And a pressure sensor is arranged on the gas collecting pipeline.
The pressure sensor is in signal connection with the controller, the ball valve is an electric ball valve, and the electric ball valve is in signal connection with the controller.
The liquid inlet is positioned at the bottom of the circulating liquid seal cylinder, and the liquid outlet is positioned at the top of the circulating liquid seal cylinder.
The utility model adopts the scheme and has the following advantages:
through setting up three way connection on the drain pipe way, three way connection's top links to each other with gas delivery line, gas delivery line and withstand voltage buffer tank, withstand voltage buffer tank is used for keeping in gas and separating gas and circulating liquid, the gas after the separation gets into the gas holder through gas collection line and stores, the liquid after the separation then gets into circulating liquid groove through liquid collection line and recycles, can be timely separate the gas that leaks to the circulating liquid, not only guaranteed lubrication, cooling and the sealed effect of circulating liquid, effectively avoid compressed gas to outwards leak along with the circulation of circulating liquid moreover.
Description of the drawings:
fig. 1 is a schematic diagram of the structural principle of the present utility model.
In the figure, 1, a circulating liquid seal cylinder, 2, a circulating cavity, 3, a liquid inlet, 4, a liquid outlet, 5, a liquid outlet pipeline, 6, a three-way joint, 7, a circulating liquid pipeline, 8, a gas conveying pipeline, 9, a pressure-resistant buffer tank, 10, a gas-liquid separation structure, 11, a valve, 12, a liquid collecting pipeline, 13, a circulating liquid tank, 14, a gas collecting pipeline, 15, a ball valve, 16, a gas storage tank, 17, a filter, 18 and a pressure sensor.
The specific embodiment is as follows:
in order to clearly illustrate the technical features of the present solution, the present utility model will be described in detail below with reference to the following detailed description and the accompanying drawings.
As shown in fig. 1, a circulating liquid seal compressor system for collecting leaked gas comprises a circulating liquid seal cylinder 1, wherein a circulating cavity 2 is arranged in the circulating liquid seal cylinder 1, a liquid inlet 3 and a liquid outlet 4 which are communicated with the circulating cavity 2 are arranged on the side wall of the circulating liquid seal cylinder 1, the liquid outlet 4 is connected with a liquid outlet pipeline 5, the liquid outlet pipeline 5 is connected with the bottom of a three-way joint 6, the middle part of the three-way joint 6 is connected with a circulating liquid pipeline 7, the top of the three-way joint 6 is connected with a gas conveying pipeline 8, the gas conveying pipeline 8 is connected with a gas inlet of a pressure-resistant buffer tank 9, a gas-liquid separation structure 10 is arranged in the pressure-resistant buffer tank 9, the gas-liquid separation structure 10 is used for separating gas from circulating liquid, a liquid outlet is arranged at the bottom of the pressure-resistant buffer tank 9, a valve 11 is arranged at the liquid outlet, and the liquid outlet is connected with a circulating liquid tank 13 through a liquid collecting pipeline 12; the top of the pressure-resistant buffer tank 9 is provided with a gas outlet, the gas outlet is connected with a gas collecting pipeline 14, the gas collecting pipeline 14 is provided with a ball valve 15, and the gas collecting pipeline 14 is connected with a gas storage tank 16.
The gas-liquid separation structure 10 includes a labyrinth baffle structure or a spiral baffle structure installed at the inner wall of the pressure-resistant buffer tank. The labyrinth baffle structure or the spiral baffle structure is a gas-liquid separation structure commonly used in the field, and the main function of the labyrinth baffle structure or the spiral baffle structure is to separate gas from liquid, and the detailed structure of the labyrinth baffle structure or the spiral baffle structure is not described herein.
The circulating liquid seal cylinder 1 comprises a single-acting cylinder or a double-acting cylinder. A compression cavity is arranged in the single-acting cylinder, and the piston only pressurizes the gas once in one stroke; two compression chambers are arranged in the double-acting cylinder, and the piston can carry out twice pressurization on gas in one stroke.
The gas collection pipe 14 is provided with a filter 17, which can re-filter the gas discharged from the pressure-resistant buffer tank, thereby greatly improving the purity of the gas.
The ball valve 15 comprises a manual ball valve or an electric ball valve. The gas in the pressure-resistant buffer tank can be discharged outwards in a manual mode, and the gas in the pressure-resistant buffer tank can be discharged outwards in an electric control mode.
If an electric control mode is adopted, a pressure sensor 18 needs to be arranged on the gas collecting pipeline 14, the pressure sensor 18 is in signal connection with a controller, the ball valve 15 is an electric ball valve, and the electric ball valve is in signal connection with the controller.
The liquid inlet 3 is positioned at the bottom of the circulating liquid seal cylinder 1, and the liquid outlet 4 is positioned at the top of the circulating liquid seal cylinder 1.
The circulating liquid in the circulating cavity 2 comprises lubricating oil, water or ionic liquid and other liquids. Preferably, the ionic liquid is adopted in the method, and has the advantages of no pollution, easy separation from products, easy recovery and repeated recycling, and even if leakage occurs, the ionic liquid cannot pollute the gas.
Working principle:
during operation, circulating liquid enters the circulating cavity 2 from the liquid inlet 3, is discharged to the liquid outlet pipeline 5 from the liquid outlet 4, and then enters the circulating liquid pipeline 7 for circulation through the middle part of the three-way joint 6, so that lubricating, cooling and sealing effects are achieved. If compressed gas enters the circulation cavity 2 and is mixed into the circulation liquid, when the compressed gas reaches the three-way joint 6 along with the circulation liquid, the compressed gas enters the pressure-resistant buffer tank 9 from the top of the three-way joint 6 through the gas conveying pipeline 8 due to small gas density, the pressure-resistant buffer tank 9 can separate the gas from the circulation liquid through the gas-liquid separation structure 10 while balancing the pressure of the circulation cavity, the separated circulation liquid enters the circulation liquid tank 13 from the liquid outlet at the bottom through the liquid collecting pipeline 12, the circulation liquid can be recycled, and the separated gas is temporarily stored in the pressure-resistant buffer tank 9. When the pressure sensor 18 detects that the gas pressure in the pressure-resistant buffer tank 9 is higher than an upper limit set value, the pressure sensor 18 sends a signal to a controller, the controller controls the electric ball valve to be opened, the gas in the pressure-resistant buffer tank 9 is discharged to the gas storage tank 16 for storage, and the pressure gas stored in the gas storage tank 16 can be added into the total gas storage tank for reuse at regular intervals; when the pressure sensor 18 detects that the gas pressure in the pressure-resistant buffer tank 9 is lower than the lower limit set value, the pressure sensor 18 sends a signal to the controller, and the controller controls the electric ball valve to be closed, so that the pressure-resistant buffer tank 9 continuously stores the separated gas temporarily.
The above embodiments are not to be taken as limiting the scope of the utility model, and any alternatives or modifications to the embodiments of the utility model will be apparent to those skilled in the art and fall within the scope of the utility model.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (8)
1. The utility model provides a circulation liquid seal compressor system that leakage gas was collected again, includes circulation liquid seal cylinder, is equipped with the circulation chamber in the circulation liquid seal cylinder, and circulation liquid seal cylinder lateral wall is equipped with inlet and the liquid outlet that is linked together with the circulation chamber, its characterized in that: the liquid outlet is connected with a liquid outlet pipeline, the liquid outlet pipeline is connected with the bottom of a three-way joint, the middle part of the three-way joint is connected with a circulating liquid pipeline, the top of the three-way joint is connected with a gas conveying pipeline, the gas conveying pipeline is connected with a gas inlet of a pressure-resistant buffer tank, a gas-liquid separation structure is arranged in the pressure-resistant buffer tank and is used for separating gas from circulating liquid, the bottom of the pressure-resistant buffer tank is provided with a liquid outlet, a valve is arranged at the liquid outlet, and the liquid outlet is connected with a circulating liquid tank through a liquid collecting pipeline; the top of pressure-resistant buffer tank is equipped with the gas outlet, and the gas outlet links to each other with the gas collecting line, is equipped with the ball valve on the gas collecting line, and the gas collecting line is connected with the gas holder.
2. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: the gas-liquid separation structure comprises a labyrinth baffle structure or a spiral baffle structure which is arranged on the inner wall of the pressure-resistant buffer tank.
3. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: the circulating liquid seal cylinder comprises a single-acting cylinder or a double-acting cylinder.
4. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: and a filter is arranged on the gas collecting pipeline.
5. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: the ball valve comprises a manual ball valve or an electric ball valve.
6. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: and a pressure sensor is arranged on the gas collecting pipeline.
7. A cycle liquid seal compressor system for leakage gas re-collection as defined in claim 6 wherein: the pressure sensor is in signal connection with the controller, the ball valve is an electric ball valve, and the electric ball valve is in signal connection with the controller.
8. A cycle liquid seal compressor system for leakage gas re-collection as set forth in claim 1 wherein: the liquid inlet is positioned at the bottom of the circulating liquid seal cylinder, and the liquid outlet is positioned at the top of the circulating liquid seal cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312075.0U CN220687525U (en) | 2023-08-28 | 2023-08-28 | Circulating liquid seal compressor system for collecting leaked gas again |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312075.0U CN220687525U (en) | 2023-08-28 | 2023-08-28 | Circulating liquid seal compressor system for collecting leaked gas again |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220687525U true CN220687525U (en) | 2024-03-29 |
Family
ID=90376622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322312075.0U Active CN220687525U (en) | 2023-08-28 | 2023-08-28 | Circulating liquid seal compressor system for collecting leaked gas again |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220687525U (en) |
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2023
- 2023-08-28 CN CN202322312075.0U patent/CN220687525U/en active Active
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