CN220770803U - Quick vacuum pumping system of helium filling process steel bottle - Google Patents
Quick vacuum pumping system of helium filling process steel bottle Download PDFInfo
- Publication number
- CN220770803U CN220770803U CN202322501458.2U CN202322501458U CN220770803U CN 220770803 U CN220770803 U CN 220770803U CN 202322501458 U CN202322501458 U CN 202322501458U CN 220770803 U CN220770803 U CN 220770803U
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- Prior art keywords
- filling
- valve
- vacuum
- pipeline
- branch pipe
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- 239000001307 helium Substances 0.000 title claims abstract description 28
- 229910052734 helium Inorganic materials 0.000 title claims abstract description 28
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 238000005429 filling process Methods 0.000 title claims abstract description 15
- 238000005086 pumping Methods 0.000 title claims abstract description 13
- 239000002994 raw material Substances 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010926 purge Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a rapid vacuum pumping system for a steel cylinder in a helium filling process, and belongs to the technical field of helium filling. The vacuum pump comprises a left way filling unit and a right way filling unit, wherein a branch pipe a is connected between a left way filling main pipeline and a right way filling main pipeline, a vacuum valve a and a vacuum valve b are arranged on the branch pipe a, a vacuumizing pipeline is arranged between the vacuum valve a and the vacuum valve b through a tee joint, an outlet end of the vacuumizing pipeline is connected with a vacuum pump, a vacuum pump inlet valve is arranged on the vacuumizing pipeline, and a vacuum tank is connected to the vacuumizing pipeline at the front end of the vacuum pump inlet valve through a branch pipe c. The utility model has low investment cost, simple manufacture, strong practicability, safety and reliability, saves cost, solves the problem that the vacuum pumping is rapidly completed in a short time after the helium gas cylinder arrives at a factory, can effectively recycle the residual gas of the gas cylinder, improves the working efficiency and saves the time of the filling process.
Description
Technical Field
The utility model relates to the technical field of helium filling, in particular to a rapid vacuum pumping system for a steel cylinder in a helium filling process.
Background
Helium is used as an inert gas, has stable chemical property, is nonflammable, is nontoxic and harmless, has small atoms, is easy to leak, has the content of about 5.2 parts per million in air, has inactive chemical property, is not combined with other elements or compounds in a normal state, is colorless and odorless gas at room temperature and atmospheric pressure, is a substance with the lowest critical temperature found by human beings, and is dark yellow when being subjected to low-voltage discharge.
The traditional helium filling is that helium steel cylinders are respectively connected to filling hoses of filling units, after the connection of the steel cylinders is completed, filling valves are respectively opened to introduce raw material helium into the steel cylinders, pipeline replacement is respectively opened to replace a vent valve to discharge replaced gas into a helium recovery system through a replacement vent valve, but the treatment steps of the helium replacement of some steel cylinders cannot meet the qualified requirements, so that the steel cylinders need vacuumizing treatment, the steel cylinders are vacuumized through a vacuum pump, the filling steps can be carried out after the treatment is completed, and the time delay is compared for vacuumizing each time.
Disclosure of Invention
The utility model aims to provide a rapid vacuumizing system for a steel cylinder in a helium filling process, which solves the problem that after a helium gas cylinder arrives at a factory, the rapid vacuumizing is completed in a short time, and can also effectively recover residual gas of the gas cylinder, thereby improving the working efficiency and saving the time of the filling process. Thereby solving the problems set forth in the background art described above.
The technical scheme adopted by the utility model is as follows:
the quick vacuumizing system for the helium filling process steel cylinders comprises a left filling unit and a right filling unit, wherein a left filling busbar arranged on the left filling unit is communicated with a filling raw material pipeline through a left filling main pipeline 1, a right filling busbar arranged on the right filling unit is communicated with the filling raw material pipeline through a right filling main pipeline 2, a branch pipe a is connected between the left filling main pipeline 1 and the right filling main pipeline 2, a vacuum valve a5 and a vacuum valve b6 are arranged on the branch pipe a, a vacuumizing pipeline is arranged on the branch pipe a between the vacuum valve a5 and the vacuum valve b6 through a tee joint, the outlet end of the vacuumizing pipeline is connected with a vacuum pump, a vacuum pump inlet valve 10 is arranged on the vacuumizing pipeline, and a vacuum tank is connected to the front end vacuumizing pipeline of the vacuum pump inlet valve 10 through a branch pipe c.
A branch pipe b is connected between the left-way filling main pipeline 1 and the right-way filling main pipeline 2, a vent valve a3 and a vent valve b4 are arranged on the branch pipe b, a vent pipeline is arranged on the branch pipe b between the vent valve a3 and the vent valve b4 through a tee joint, and a replacement purge valve 7 is arranged on the vent pipeline.
The outlet end of the left-way filling main pipeline 1 is provided with a filling valve a8, and the outlet end of the right-way filling main pipeline 2 is provided with a filling valve b9.
The branch pipe c is provided with a vacuum tank inlet valve 11.
The empty tank is provided at the top with a line to the helium recovery system, on which line a vent valve 12 is provided.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
the utility model has low investment cost, simple manufacture, strong practicability, safety and reliability, saves cost, solves the problem that the vacuum pumping is rapidly completed in a short time after the helium gas cylinder arrives at a factory, can effectively recycle the residual gas of the gas cylinder, improves the working efficiency and saves the time of the filling process.
Drawings
FIG. 1 is a schematic illustration of the present utility model;
the figure shows: the left way is filled with a main pipeline 1; the right way is filled with a main pipeline 2; a blow-off valve a3; a blow-off valve b4; a vacuum valve a5; a vacuum valve b6; a replacement purge valve 7; a filling valve a8; a filling valve b9; a vacuum pump inlet valve 10; a vacuum tank inlet valve 11; and an exhaust valve 12.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1, the present embodiment provides a quick evacuation system for a helium filling process steel bottle, which comprises a left-way filling unit and a right-way filling unit, wherein a left-way filling busbar arranged on the left-way filling unit is communicated with a filling raw material pipeline through a left-way filling main pipeline 1, a right-way filling busbar arranged on the right-way filling unit is communicated with the filling raw material pipeline through a right-way filling main pipeline 2, a branch pipe a is connected between the left-way filling main pipeline 1 and the right-way filling main pipeline 2, a vacuum valve a5 and a vacuum valve b6 are arranged on the branch pipe a, a vacuum pumping pipeline is arranged on the branch pipe a between the vacuum valve a5 and the vacuum valve b6 through a tee joint, an outlet end of the vacuum pumping pipeline is connected with a vacuum pump, a vacuum pump inlet valve 10 is arranged on the vacuum pumping pipeline, and a vacuum tank is connected with a vacuum tank through a branch pipe c on the front end of the vacuum pump inlet valve 10.
A branch pipe b is connected between the left-way filling main pipeline 1 and the right-way filling main pipeline 2, a vent valve a3 and a vent valve b4 are arranged on the branch pipe b, a vent pipeline is arranged on the branch pipe b between the vent valve a3 and the vent valve b4 through a tee joint, and a replacement purge valve 7 is arranged on the vent pipeline.
The outlet end of the left-way filling main pipeline 1 is provided with a filling valve a8, and the outlet end of the right-way filling main pipeline 2 is provided with a filling valve b9.
The branch pipe c is provided with a vacuum tank inlet valve 11.
The empty tank is provided at the top with a line to the helium recovery system, on which line a vent valve 12 is provided.
The use principle of the utility model is that as shown in figure 1, when the helium steel cylinder is planned to be filled, the vacuum tank is pumped into a sufficient vacuum degree by a vacuum pump in advance, so that the vacuum degree required by steel cylinders on two groups of filling units can be met, and the utility model specifically comprises the steps of closing other valves, opening a vacuum pump inlet valve 10 and a vacuum tank inlet valve 8, starting a vacuum pump to vacuumize the vacuum tank, and closing the vacuum pump inlet valve 10 and the vacuum tank inlet valve 8. When the steel bottle needs to be filled, the filled steel bottle is respectively connected into the left-way and right-way filling units, the valves of the steel bottle are sequentially opened, the vacuum valve a5 and the vacuum valve b6 are opened, the inlet valve 8 of the vacuum tank is opened, and residual air of the steel bottle is sucked into the vacuum tank through the vacuum degree of the vacuum tank, so that the step can be performed quickly to vacuumize the steel bottle. The vacuum tank inlet valve 8, vacuum valve a5 and vacuum valve b6 are then closed. Then the left filling valve a8 and the right filling valve b9 are opened to fill the steel cylinder. The gas in the vacuum tank is put into a helium recovery system through an exhaust valve 11.
Claims (5)
1. The utility model provides a quick evacuating system of helium filling process steel bottle, includes left way filling unit and right way filling unit, its characterized in that, the left way filling busbar that sets up on the left way filling unit is through left way filling total line (1) and filling raw materials pipeline intercommunication, the right way filling busbar that sets up on the right way filling unit is through right way filling total line (2) and filling raw materials pipeline intercommunication, is connected with branch pipe a between left way filling total line (1) and right way filling total line (2), is provided with vacuum valve a (5) and vacuum valve b (6) on branch pipe a, is provided with the evacuation pipeline through the tee bend on branch pipe a between vacuum valve a (5) and vacuum valve b (6), is provided with vacuum pump inlet valve (10) on the evacuation pipeline, is connected with the vacuum pot through branch pipe c on vacuum pump inlet valve (10) front end evacuation pipeline.
2. The helium filling process steel cylinder rapid vacuum pumping system according to claim 1, wherein: a branch pipe b is connected between the left-way filling main pipeline (1) and the right-way filling main pipeline (2), a vent valve a (3) and a vent valve b (4) are arranged on the branch pipe b, a vent pipeline is arranged on the branch pipe b between the vent valve a (3) and the vent valve b (4) through a tee joint, and a replacement exhaust valve (7) is arranged on the vent pipeline.
3. The helium filling process steel cylinder rapid vacuum pumping system according to claim 1, wherein: the left-way filling main pipeline (1) is provided with a filling valve a (8) at the outlet end, and the right-way filling main pipeline (2) is provided with a filling valve b (9) at the outlet end.
4. The helium filling process steel cylinder rapid vacuum pumping system according to claim 1, wherein: the branch pipe c is provided with a vacuum tank inlet valve (11).
5. The helium filling process steel cylinder rapid vacuum pumping system according to claim 1, wherein: the top of the empty tank is provided with a pipeline which goes to a helium recovery system, and the pipeline is provided with an exhaust valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322501458.2U CN220770803U (en) | 2023-09-14 | 2023-09-14 | Quick vacuum pumping system of helium filling process steel bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322501458.2U CN220770803U (en) | 2023-09-14 | 2023-09-14 | Quick vacuum pumping system of helium filling process steel bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220770803U true CN220770803U (en) | 2024-04-12 |
Family
ID=90617486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322501458.2U Active CN220770803U (en) | 2023-09-14 | 2023-09-14 | Quick vacuum pumping system of helium filling process steel bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220770803U (en) |
-
2023
- 2023-09-14 CN CN202322501458.2U patent/CN220770803U/en active Active
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