CN213452881U - Gas isolation device using pneumatic valve - Google Patents
Gas isolation device using pneumatic valve Download PDFInfo
- Publication number
- CN213452881U CN213452881U CN202021939207.2U CN202021939207U CN213452881U CN 213452881 U CN213452881 U CN 213452881U CN 202021939207 U CN202021939207 U CN 202021939207U CN 213452881 U CN213452881 U CN 213452881U
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- Prior art keywords
- pressurizer
- presser
- valve
- inlet
- outlet
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Abstract
The utility model relates to an isolated technical field of coal gas, more specifically relates to an utilize isolated device of coal gas of pneumatic valve. Including presser inlet pipeline, coal gas presser and presser export pipeline, presser inlet pipeline and the import looks UNICOM of coal gas presser, presser export pipeline and the export looks UNICOM of coal gas presser, the presser import is equipped with presser import electric butterfly valve and the pneumatic blind plate valve of presser import from a left side to the right side on the road in proper order, and the presser export is equipped with the pneumatic blind plate valve of presser export and the pneumatic blind plate valve of presser export from a left side to the right side on the road in proper order, the utility model discloses easily receive the toxic gas injury in the main operating process to personnel of this scheme, through reforming transform into automatic control valve to the manual valve, reduce personnel's operation process's dangerous degree, improve the security of operation. The utility model discloses mainly used changes the coal gas and adds the press in-process and carries out safety protection to the staff.
Description
Technical Field
The utility model relates to an isolated technical field of coal gas, more specifically relates to an utilize isolated device of coal gas of pneumatic valve.
Background
The pressurizer needs to be replaced in the coal gas production process, and at the moment, the pressurizer needs to be isolated. In the isolation process of the pressurizer system, reliable isolation cannot be realized due to the defects of the butterfly valve, potential safety hazards of field gas leakage can occur due to faults of the original manual blind plate valve in the operation process of maintenance personnel, and equipment and personnel safety accidents are easily caused because the equipment is in a closed space. The existing device is a pneumatic blind plate valve through transformation, personnel remote operation is realized, toxic gas is not contacted, the safety of the operation process is improved, but the valve is in the remote operation process, the situation that the action is not in place accidentally occurs, the personnel are required to carry out field treatment when the situation occurs, meanwhile, the state of the on-site valve can be influenced due to faults of a gas source, a control loop and the like in the operation process of the automatic equipment, the valve can be opened or closed automatically, unreliable factors are more, and therefore a safe and reliable coal gas isolation device utilizing the pneumatic valve is necessary to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an utilize isolated device of coal gas of pneumatic valve. The utility model discloses simple structure, safe and reliable.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the gas isolation device comprises a pressurizer inlet pipeline, a gas pressurizer and a pressurizer outlet pipeline, wherein the pressurizer inlet pipeline is communicated with an inlet of the gas pressurizer, the pressurizer outlet pipeline is communicated with an outlet of the gas pressurizer, a pressurizer inlet electric butterfly valve and a pressurizer inlet pneumatic blind plate valve are sequentially arranged on the pressurizer inlet pipeline from left to right, an inlet pressure alarm device is arranged between the pressurizer inlet electric butterfly valve and the pressurizer inlet pneumatic blind plate valve, a pressurizer outlet pneumatic blind plate valve and a pressurizer outlet electric butterfly valve are sequentially arranged on the pressurizer outlet pipeline from left to right, and an outlet pressure alarm device is arranged between the pressurizer outlet pneumatic blind plate valve and the pressurizer outlet electric butterfly valve.
The outlet pipeline of the pressurizer is L-shaped.
The inlet pressure alarming device is connected through a single chip microcomputer.
And the inlet pipeline of the pressurizer is fixedly supported by an inlet pipeline supporting frame.
And the outlet pipeline of the pressurizer is fixedly supported by an outlet pipeline support frame.
Compared with the prior art, the utility model, the beneficial effect who has is:
1. the utility model discloses a reform transform manual valve into automatic control valve, reduced the degree of danger of staff's operation process, improve the security of operation.
2. The convenience of field operation personnel is improved, and the automation degree is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-an inlet electric butterfly valve of a pressurizer, 2-an inlet pressure alarm device, 3-an inlet pneumatic blind plate valve of the pressurizer, 4-an inlet pipeline of the pressurizer, 5-a gas pressurizer, 6-an outlet pneumatic blind plate valve of the pressurizer, 7-an outlet pressure alarm device, 8-an outlet electric butterfly valve of the pressurizer, 9-an outlet pipeline of the pressurizer, 10-an inlet pipeline support frame and 11-an outlet pipeline support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in figure 1, a gas isolation device utilizing a pneumatic valve comprises a pressurizer inlet pipeline 4, a gas pressurizer 5 and a pressurizer outlet pipeline 9, wherein the pressurizer inlet pipeline 4 is communicated with an inlet of the gas pressurizer 5, the pressurizer outlet pipeline 9 is communicated with an outlet of the gas pressurizer 5, a pressurizer inlet electric butterfly valve 1 and a pressurizer inlet pneumatic blind plate valve 3 are sequentially arranged on the pressurizer inlet pipeline 4 from left to right, an inlet pressure alarm device 2 is arranged between the pressurizer inlet electric butterfly valve 1 and the pressurizer inlet pneumatic blind plate valve 3, a pressurizer outlet pneumatic blind plate valve 6 and a pressurizer outlet electric butterfly valve 8 are sequentially arranged on the pressurizer outlet pipeline 9 from left to right, an outlet pressure alarm device 7 is arranged between the pressurizer outlet pneumatic blind plate valve 6 and the pressurizer outlet electric butterfly valve 8, and the functions of the pressurizer inlet electric butterfly valve 1 and the pressurizer outlet pneumatic blind plate valve 6 are prevented The secondary protection is carried out because the electric butterfly valve 8 is not closed tightly and safety accidents occur, and the gas pressurizer 5 is arranged in an outdoor open area.
Preferably, the pressurizer outlet line 9 is L-shaped.
Preferably, the inlet pressure alarming device 2 is connected through a single chip microcomputer, and the single chip microcomputer receives information of the pressure detector and then controls the alarm to work.
Preferably, the inlet pipeline 4 of the pressurizing machine is fixedly supported by the inlet pipeline support frame 10, so that the device is more stable, and the safety of the device is improved.
Preferably, the outlet pipeline 9 of the pressurizing machine is fixedly supported by the outlet pipeline support frame 11, so that the device is more stable, and the safety of the device is improved.
The utility model discloses a work flow does: when the automatic control system is operated, the main control room remotely closes the pressurizer inlet electric butterfly valve 1 and the pressurizer outlet electric butterfly valve 8 firstly, the pressurizer inlet electric butterfly valve 1 and the pressurizer outlet electric butterfly valve 8 remotely close the pressurizer inlet pneumatic butterfly valve 3 and the pressurizer outlet pneumatic butterfly valve 5 after being displayed in place, and personnel perform equipment replacement work after the pressurizer inlet pneumatic butterfly valve 3 and the pressurizer outlet pneumatic butterfly valve 5 are in place, so that the degree of contact of field operation personnel with a dangerous source is reduced, when the personnel hear the inlet pressure alarm device 2 or the outlet pressure alarm device 7 to alarm in the process of work history, protective measures are taken immediately, at the moment, the pressurizer inlet electric butterfly valve 1 or the pressurizer outlet electric butterfly valve 8 can not be closed tightly, and toxic gas can be leaked.
The above description has been made in detail only for the preferred embodiment of the present invention, but the present invention is not limited to the above embodiment, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art, and all such changes are intended to be encompassed by the present invention.
Claims (5)
1. The utility model provides an utilize gas isolation device of pneumatic valve which characterized in that: comprises a pressurizer inlet pipeline (4), a coal gas pressurizer (5) and a pressurizer outlet pipeline (9), the inlet pipeline (4) of the pressurizer is communicated with the inlet of the coal gas pressurizer (5), the outlet pipeline (9) of the pressurizer is communicated with the outlet of the coal gas pressurizer (5), an electric butterfly valve (1) at the inlet of the pressurizer and a pneumatic blind plate valve (3) at the inlet of the pressurizer are sequentially arranged on the inlet pipeline (4) of the pressurizer from left to right, an inlet pressure alarm device (2) is arranged between the pressurizer inlet electric butterfly valve (1) and the pressurizer inlet pneumatic blind plate valve (3), a pneumatic blind plate valve (6) at the outlet of the pressurizer and an electric butterfly valve (8) at the outlet of the pressurizer are sequentially arranged on the outlet pipeline (9) of the pressurizer from left to right, an outlet pressure alarm device (7) is arranged between the pressurizer outlet pneumatic blind plate valve (6) and the pressurizer outlet electric butterfly valve (8).
2. A gas barrier using a pneumatic valve as claimed in claim 1, wherein: the outlet pipeline (9) of the pressurizer is L-shaped.
3. A gas barrier using a pneumatic valve as claimed in claim 1, wherein: the inlet pressure alarming device (2) is connected through a single chip microcomputer.
4. A gas barrier using a pneumatic valve as claimed in claim 1, wherein: the inlet pipeline (4) of the pressurizer is fixedly supported by an inlet pipeline support frame (10).
5. A gas barrier using a pneumatic valve as claimed in claim 1, wherein: the outlet pipeline (9) of the pressurizer is fixedly supported by an outlet pipeline support frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021939207.2U CN213452881U (en) | 2020-09-08 | 2020-09-08 | Gas isolation device using pneumatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021939207.2U CN213452881U (en) | 2020-09-08 | 2020-09-08 | Gas isolation device using pneumatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213452881U true CN213452881U (en) | 2021-06-15 |
Family
ID=76321775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021939207.2U Expired - Fee Related CN213452881U (en) | 2020-09-08 | 2020-09-08 | Gas isolation device using pneumatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213452881U (en) |
-
2020
- 2020-09-08 CN CN202021939207.2U patent/CN213452881U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |