CN109268680B - Automatic filling device for industrial gas - Google Patents

Automatic filling device for industrial gas Download PDF

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Publication number
CN109268680B
CN109268680B CN201811217135.8A CN201811217135A CN109268680B CN 109268680 B CN109268680 B CN 109268680B CN 201811217135 A CN201811217135 A CN 201811217135A CN 109268680 B CN109268680 B CN 109268680B
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CN
China
Prior art keywords
filling
pneumatic valve
pipe
emptying
monitoring point
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Application number
CN201811217135.8A
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Chinese (zh)
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CN109268680A (en
Inventor
陈辉
陶宏伟
林定标
王培正
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Zhejiang Haichang Gas Co ltd
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Zhejiang Haichang Gas Co ltd
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Priority to CN201811217135.8A priority Critical patent/CN109268680B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
    • F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/026—Special adaptations of indicating, measuring, or monitoring equipment having the temperature as the parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/01—Shape
    • F17C2201/0104—Shape cylindrical
    • F17C2201/0119—Shape cylindrical with flat end-piece
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/03—Orientation
    • F17C2201/035—Orientation with substantially horizontal main axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/056—Small (<1 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0107—Single phase
    • F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/043—Pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0447—Composition; Humidity
    • F17C2250/046—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/07—Actions triggered by measured parameters
    • F17C2250/072—Action when predefined value is reached
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/05—Applications for industrial use

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention belongs to the technical field of gas filling, and particularly relates to an automatic industrial gas filling device, which comprises a gas conveying main pipe connected with an industrial gas source, wherein the tail end of the gas conveying main pipe is connected with a first branch pipe and a second branch pipe, the first branch pipe is connected with a first filling station, the second branch pipe is connected with a second filling station, a first filling pneumatic valve is arranged on the first branch pipe, a second filling pneumatic valve is arranged on the second branch pipe, a first pressure monitoring point is arranged on the gas conveying main pipe, a second pressure monitoring point is arranged between the first filling pneumatic valve and the first filling station, a third pressure monitoring point is arranged between the second filling pneumatic valve and the second filling station, the pressure monitoring points are connected with a pressure controller, and the pneumatic valves are controlled by the pressure controller and a PLC time program controller. The automatic filling device provided by the invention reduces labor intensity, improves working efficiency and has high safety.

Description

Automatic filling device for industrial gas
Technical Field
The invention belongs to the technical field of gas filling, and particularly relates to an automatic industrial gas filling device.
Background
The traditional industrial gas cylinder is filled, a manual valve and a site pressure gauge are used, the valve is opened and closed through observing the site pressure gauge, because the industrial gas cylinder is filled by using the same gas source to fill a plurality of filling stations, when the pressure of the group of buses is filled to the closed valve in the switching process of different filling stations, when the valve of the other group of buses is not opened in time, the pressure is easy to be too high, great potential safety hazards exist, and the labor intensity of manually opening and closing the valve is also great.
Disclosure of Invention
The invention aims to provide an automatic industrial gas filling device, which reduces the labor intensity of manual valve opening and closing, improves the working efficiency and has very high safety.
The purpose of the invention is realized in the following way: the utility model provides an automatic filling device of industrial gas, the device is including the gas delivery main pipe of connecting industrial gas source, and the end-to-end connection who is responsible for in the gas delivery has first minute pipe and second minute pipe, and first minute pipe connection fills the station, and second minute pipe connection fills the station, be provided with first pneumatic valve that fills on the first minute pipe, be provided with the pneumatic valve that fills of second on the second minute pipe, be provided with first pressure monitoring point on the gas delivery main pipe, be provided with the second pressure monitoring point between first pneumatic valve that fills and the first station that fills, be provided with the third pressure monitoring point between second pneumatic valve that fills and the second station that fills.
The gas conveying main pipe is provided with a first emptying pipe, the first emptying pipe is located behind the first pressure monitoring point, the first emptying pipe is provided with a first emptying pneumatic valve, and the first emptying pipe is connected with the outside.
The first branch pipe and the second branch pipe are connected in parallel with a second emptying pipe, two ends of the second emptying pipe are respectively connected between the first filling pneumatic valve and the second pressure monitoring point and between the second filling pneumatic valve and the third pressure monitoring point, the second emptying pipe is provided with a second emptying pneumatic valve and a third emptying pneumatic valve, a third emptying pipe is connected between the second emptying pneumatic valve and the third emptying pneumatic valve, and the third emptying pipe is connected with the outside.
The first branch pipe and the second branch pipe are connected in parallel with a first vacuum pipe, two ends of the first vacuum pipe are respectively connected between the first filling pneumatic valve and the second pressure monitoring point and between the second filling pneumatic valve and the third pressure monitoring point, a first vacuum pneumatic valve and a second vacuum pneumatic valve are arranged on the first vacuum pipe, a second vacuum pipe is connected between the first vacuum pneumatic valve and the second vacuum pneumatic valve, and the second vacuum pipe is connected with a vacuumizing system.
Each pressure monitoring point is provided with a site pressure gauge and a pressure transmitter.
The pressure transmitters of the pressure monitoring points convert pressure signals into electric signals and are connected with the pressure controller, and the pneumatic valves are controlled by the pressure controller and the PLC time program controller and driven by a pneumatic air source. And the corresponding valve is automatically opened and closed according to the pressure requirements of different steps through the program steps set by the PLC time program controller.
The device also comprises a control panel, wherein a control button, a buzzer and an indicator lamp are arranged on the control panel.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, corresponding pneumatic valves are automatically opened and closed according to the pressure requirements of different steps through program steps set by the PLC, so that automatic filling of industrial gas is realized, the labor intensity of manually opening and closing the valves is reduced, and the working efficiency is improved.
2. The invention opens and closes the valve strictly according to the time program and the pressure indication, thus greatly improving the safety performance, and simultaneously, the invention can further be provided with a control panel, and a buzzer and an indicator lamp remind after each step is in place, so that the invention can switch to manual operation when the steps of clamping the steel cylinder are involved, and the next step is started after the operation is finished, thereby further improving the safety.
3. The invention is provided with an automatic protection device, and can automatically cut off the power supply of the compressor when the pressure exceeds a set value or the temperature is lower than the set value.
4. The invention uses the pneumatic valve driven by the pneumatic air source, the operation of opening and closing the valve is gentle, and the safety performance is high.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Reference numeral 1, a gas conveying main pipe; 2. a first branch pipe; 3. a second branch pipe; 4. a first filling station; 5. a second filling station; 6. a first filling pneumatic valve; 7. a second filling pneumatic valve; 8. a first pressure monitoring point; 9. a second pressure monitoring point; 10. a third pressure monitoring point; 11. a first evacuation tube; 12. a first exhaust pneumatic valve; 13. a second evacuation tube; 14. a second exhaust pneumatic valve; 15. a third exhaust pneumatic valve; 16. a third evacuation tube; 17. a first vacuum tube; 18. a first vacuum pneumatic valve; 19. a second vacuum pneumatic valve; 20. and a second vacuum tube.
Detailed Description
The invention is further described in the following by way of specific embodiments with reference to the accompanying drawings, in which reference is made to fig. 1:
the utility model provides an automatic filling device of industrial gas, the device is including connecting the gas delivery main pipe 1 of industrial gas source, and the end-to-end connection of gas delivery main pipe 1 has first minute pipe 2 and second minute pipe 3, and first minute pipe 2 is connected first filling station 4, and second minute pipe 3 is connected second filling station 5, be provided with first filling pneumatic valve 6 on the first minute pipe 2, be provided with second filling pneumatic valve 7 on the second minute pipe 3, be provided with first pressure monitoring point 8 on the gas delivery main pipe 1, be provided with second pressure monitoring point 9 between first filling pneumatic valve 6 and the first filling station 4, be provided with third pressure monitoring point 10 between second filling pneumatic valve 7 and the second filling station 5.
The gas conveying main pipe 1 is provided with a first emptying pipe 11, the first emptying pipe 11 is positioned behind the first pressure monitoring point 8, the first emptying pipe 11 is provided with a first emptying pneumatic valve 12, and the first emptying pipe 11 is connected with the outside.
The first branch pipe 2 and the second branch pipe 3 are connected in parallel with a second emptying pipe 13, two ends of the second emptying pipe 13 are respectively connected between the first filling pneumatic valve 6 and the second pressure monitoring point 9, between the second filling pneumatic valve 7 and the third pressure monitoring point 10, a second emptying pneumatic valve 14 and a third emptying pneumatic valve 15 are arranged on the second emptying pipe 13, a third emptying pipe 16 is connected between the second emptying pneumatic valve 14 and the third emptying pneumatic valve 15, and the third emptying pipe 16 is connected with the outside.
The first branch pipe 2 and the second branch pipe 3 are connected in parallel with a first vacuum pipe 17, two ends of the first vacuum pipe 17 are respectively connected between the first filling pneumatic valve 6 and the second pressure monitoring point 9, and between the second filling pneumatic valve 7 and the third pressure monitoring point 10, a first vacuum pneumatic valve 18 and a second vacuum pneumatic valve 19 are arranged on the first vacuum pipe 17, a second vacuum pipe 20 is connected between the first vacuum pneumatic valve 18 and the second vacuum pneumatic valve 19, and the second vacuum pipe 20 is connected with a vacuumizing system.
Each pressure monitoring point is provided with a site pressure gauge and a pressure transmitter.
The pressure transmitters of the pressure monitoring points convert pressure signals into electric signals and are connected with the pressure controller, and the pneumatic valves are controlled by the pressure controller and the PLC time program controller and driven by a pneumatic air source. And the corresponding valve is automatically opened and closed according to the pressure requirements of different steps through the program steps set by the PLC time program controller.
The automatic filling process of the invention is as follows: according to the program steps set by the PLC, the first filling pneumatic valve 6 is controlled to be closed, other pneumatic valves are controlled to fill the steel cylinders of the first filling station 4, after the pressure of the second pressure monitoring point 9 reaches a set value, the filling is stopped, the first filling pneumatic valve 6 is closed, the second filling pneumatic valve 7 is opened, the steel cylinders of the second filling station 5 are filled, and after the pressure of the third pressure monitoring point 10 reaches the set value, the filling is stopped.
When the pipeline needs to be emptied, the corresponding emptying pneumatic valve is opened, and other pneumatic valves are closed to perform the emptying operation.
When residual gas is required to be removed from the steel cylinder before filling, and vacuum is extracted, the corresponding vacuum-extracting pneumatic valve is opened, and other pneumatic valves are closed for vacuum-extracting operation.
The device also comprises a control panel, wherein a control button, a buzzer and an indicator lamp are arranged on the control panel. The buzzer and the indicator light are used for indicating the completion of the steps or giving an alarm, and the control buttons are used for performing other required operations, such as manual switching operation and the like.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (7)

1. The automatic industrial gas filling device is characterized by comprising a gas conveying main pipe (1) connected with an industrial gas source, wherein the tail end of the gas conveying main pipe (1) is connected with a first branch pipe (2) and a second branch pipe (3), the first branch pipe (2) is connected with a first filling station (4), the second branch pipe (3) is connected with a second filling station (5), a first filling pneumatic valve (6) is arranged on the first branch pipe (2), a second filling pneumatic valve (7) is arranged on the second branch pipe (3), a first pressure monitoring point (8) is arranged on the gas conveying main pipe (1), a second pressure monitoring point (9) is arranged between the first filling pneumatic valve (6) and the first filling station (4), a third pressure monitoring point (10) is arranged between the second filling pneumatic valve (7) and the second filling station (5), and each pressure monitoring point is connected with a pressure controller and is controlled by the pressure controller and a PLC time program;
according to the program steps set by the PLC, the first filling pneumatic valve (6) is controlled to be closed, other pneumatic valves are controlled to fill the steel cylinders of the first filling station (4), after the pressure of the second pressure monitoring point (9) reaches a set value, the filling is stopped, the first filling pneumatic valve (6) is closed, the second filling pneumatic valve (7) is opened, the steel cylinders of the second filling station (5) are filled, and after the pressure of the third pressure monitoring point (10) reaches the set value, the filling is stopped.
2. The automatic industrial gas filling device according to claim 1, wherein a first emptying pipe (11) is arranged on the gas conveying main pipe (1), the first emptying pipe (11) is located behind the first pressure monitoring point (8), a first emptying pneumatic valve (12) is arranged on the first emptying pipe (11), and the first emptying pipe (11) is connected with the outside.
3. An automatic industrial gas filling device according to claim 1, characterized in that the first branch pipe (2) and the second branch pipe (3) are connected in parallel with a second emptying pipe (13), two ends of the second emptying pipe (13) are respectively connected between the first filling pneumatic valve (6) and the second pressure monitoring point (9), between the second filling pneumatic valve (7) and the third pressure monitoring point (10), a second emptying pneumatic valve (14) and a third emptying pneumatic valve (15) are arranged on the second emptying pipe (13), a third emptying pipe (16) is connected between the second emptying pneumatic valve (14) and the third emptying pneumatic valve (15), and the third emptying pipe (16) is connected with the outside.
4. An automatic industrial gas filling device according to claim 1, characterized in that the first branch pipe (2) and the second branch pipe (3) are connected in parallel with a first vacuum pipe (17), two ends of the first vacuum pipe (17) are respectively connected between the first filling pneumatic valve (6) and the second pressure monitoring point (9), between the second filling pneumatic valve (7) and the third pressure monitoring point (10), a first vacuum pneumatic valve (18) and a second vacuum pneumatic valve (19) are arranged on the first vacuum pipe (17), a second vacuum pipe (20) is connected between the first vacuum pneumatic valve (18) and the second vacuum pneumatic valve (19), and the second vacuum pipe (20) is connected with a vacuumizing system.
5. An automatic industrial gas filling device according to claim 1, wherein each pressure monitoring point is provided with an on-site pressure gauge and a pressure transmitter.
6. An automatic industrial gas filling device according to claim 1, further comprising a control panel, wherein the control panel is provided with a control button, a buzzer and an indicator light.
7. An automatic industrial gas filling device according to any of claims 1-6, wherein each pneumatic valve is driven by a pneumatic air source.
CN201811217135.8A 2018-10-18 2018-10-18 Automatic filling device for industrial gas Active CN109268680B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811217135.8A CN109268680B (en) 2018-10-18 2018-10-18 Automatic filling device for industrial gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN109268680A CN109268680A (en) 2019-01-25
CN109268680B true CN109268680B (en) 2023-10-27

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Publication number Priority date Publication date Assignee Title
CN114033965B (en) * 2021-11-12 2022-08-30 济南华信流体控制有限公司 Filling control system for single-component or multi-component gas

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JP2008025681A (en) * 2006-07-20 2008-02-07 Tatsuno Corp High-pressure gas charging device
EP2112363A2 (en) * 2008-04-23 2009-10-28 Volkswagen AG Gas tank emptying system for emptying gas pressure containers
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CN102635784A (en) * 2012-04-17 2012-08-15 南京特种气体厂有限公司 Quick replacing processing device for gas cylinder of silane filling system
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