CN220981984U - Gas emergency automatic ignition safety interlocking control system - Google Patents
Gas emergency automatic ignition safety interlocking control system Download PDFInfo
- Publication number
- CN220981984U CN220981984U CN202322784166.4U CN202322784166U CN220981984U CN 220981984 U CN220981984 U CN 220981984U CN 202322784166 U CN202322784166 U CN 202322784166U CN 220981984 U CN220981984 U CN 220981984U
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- Prior art keywords
- gas
- pipeline
- ignition
- valve
- control system
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000002485 combustion reaction Methods 0.000 claims abstract description 20
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000004220 aggregation Methods 0.000 abstract description 2
- 230000002776 aggregation Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000003034 coal gas Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model belongs to the technical field of yellow phosphorus production, and particularly relates to a gas emergency automatic ignition safety interlocking control system. The device consists of a yellow phosphorus electric furnace, a gas pipeline, an ignition air inlet pipeline, an ignition gun, a combustion chamber, a flame monitor, a tail gas discharge pipe, a drainage pipeline, a water inlet pipeline, a drainage valve, a water inlet valve, an ignition air inlet valve and an exhaust valve. The system has the following beneficial effects: (1) The pneumatic valve is safely interlocked with the on-site fire detection, so that the accident of gas aggregation is avoided; (2) The emergency tower and the collecting tower are both provided with an electronic ignition gun and a fire detection monitoring control system, and remote operation replaces on-site manual ignition, so that the safety and environmental protection risks of on-site patrol personnel are eliminated.
Description
Technical Field
The utility model belongs to the technical field of yellow phosphorus production, and particularly relates to a gas emergency automatic ignition safety interlocking control system.
Background
The tail gas (coal gas) produced by yellow phosphorus production is used as a heat source for downstream production units, and a gas boiler is used for producing steam and drying raw ores. The gas fan can ensure 100% full recovery of tail gas of the electric furnace in the normal air extraction process, but if electrodes and electrode breaking treatment are met, when the water seal phosphorus extraction, the long-time start-up and stop of the electric furnace and other conventional operations are carried out, the air extraction operation of the fan cannot be continued due to the consideration of personnel safety, equipment safety and the like, and at the moment, the air extraction can only be stopped for tail gas emptying; meanwhile, abnormal conditions such as material collapse, tail gas fan failure and the like exist in yellow phosphorus production, so that pressure mutation can be caused, and great potential safety hazards are brought to field operators, so that the tail gas of the electric furnace needs to be subjected to emergency emptying; for the reasons, the conventional practice in the industry is to keep DN50 safe fire, ensure that the emergency emptying electric furnace tail gas can be burnt in time, keep a small amount of coal gas to be burnt directly throughout the year, and the burnt exhaust gas still pollutes the environment.
Disclosure of Invention
Aiming at the problems that a small amount of coal gas is directly combusted throughout the year and pollutes the environment in the prior art, the utility model provides a coal gas emergency automatic ignition safety interlocking control system, which has the technical scheme that: the top of the yellow phosphorus electric furnace is connected with a combustion chamber through a gas pipeline, an ignition rod and an ignition gun are arranged at the joint of the gas pipeline in the combustion chamber, and a tail gas discharge pipe is arranged at the top of the combustion chamber;
The gas pipeline is of an inverted S-shaped structure, and the S-shaped structure and the water inlet and drainage pipeline form a water seal.
The gas pipeline is provided with a drainage pipeline at the second bend, and the drainage pipeline is provided with a drainage valve.
The gas pipeline is provided with a water inlet pipeline between the drainage pipeline and the combustion chamber, and the water inlet pipeline is provided with a water inlet valve.
And an ignition air inlet valve is arranged on the ignition air inlet pipeline.
The inner wall of the combustion chamber is provided with a flame monitor.
An exhaust valve is arranged on the exhaust pipe.
In the preferred embodiment, the drain valve, the inlet valve, the ignition inlet valve and the exhaust valve are all electro-pneumatic valves.
In the preferred scheme, the drain valve, the water inlet valve, the ignition air inlet valve, the air outlet valve, the ignition gun and the flame monitor are all connected with the electronic interlocking system and can be automatically operated or manually operated according to a program.
The utility model has the beneficial effects that:
(1) The pneumatic valve is safely interlocked with the on-site fire detection, so that the accident of gas aggregation is avoided;
(2) The emergency tower and the collecting tower are both provided with an electronic ignition gun and a fire detection monitoring control system, and remote operation replaces on-site manual ignition, so that the safety and environmental protection risks of on-site patrol personnel are eliminated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure: yellow phosphorus electric stove 1, gas pipe 2, ignition admission line 3, ignition rifle 4, combustion chamber 5, flame monitor 6, tail gas discharge pipe 7, drainage pipe 8, inlet channel 9, drain valve 10, water intaking valve 11, ignition admission valve 12, discharge valve 13.
Detailed Description
The utility model is described in further detail below with reference to the drawings and specific embodiments.
Example 1
A gas emergency auto-ignition safety interlock control system comprising: the top of the yellow phosphorus electric furnace 1 is connected with a combustion chamber 5 through a gas pipeline 2, the combustion chamber 5 is provided with an ignition rod 3 and an ignition gun 4 at the joint of the gas pipeline 2, and the top of the combustion chamber 5 is provided with a tail gas discharge pipe 7;
The gas pipeline 2 is of an inverted S-shaped structure.
The gas pipeline 2 is provided with a drainage pipeline 8 at the second bend, and the drainage pipeline 8 is provided with a drainage valve 10.
The gas pipeline 2 is provided with a water inlet pipeline 9 between the drainage pipeline 8 and the combustion chamber 5, and the water inlet pipeline 9 is provided with a water inlet valve 11.
The ignition air inlet pipeline 3 is provided with an ignition air inlet valve 12.
The inner wall of the combustion chamber 5 is provided with a flame monitor 6.
An exhaust valve 13 is arranged on the exhaust pipe 7.
Further, the drain valve, the water inlet valve, the ignition air inlet valve and the air outlet valve are all electro-pneumatic valves.
Further, the drain valve, the water inlet valve, the ignition air inlet valve, the air outlet valve, the ignition gun and the flame monitor are all connected with the electronic interlocking system and can be operated automatically or manually according to a program.
Example 2
The system described in example 1 was used and operated as follows: when the emergency situation is met and gas in the yellow phosphorus electric furnace needs to be emptied, the gas in the yellow phosphorus electric furnace 1 enters from a gas pipeline 2, a water inlet valve 11 is closed, a water discharge valve 10 is opened, a water seal is closed, an ignition air inlet valve 12 is opened, an air discharge valve 13 is closed, an ignition gun 4 is started to ignite the gas, after combustion is finished, the air discharge valve 13 is opened, combustion tail gas is discharged from a tail gas discharge pipe 7 to a next tail gas treatment system, the water discharge valve 10, the ignition air inlet valve 12 and the air discharge valve 11 are closed when the gas does not need to be emptied, and the water seal is formed at the bent part of the gas pipeline 2 by opening the water inlet valve 11 to prevent the gas from escaping; the flame monitor 6 can ensure whether fire is burning during combustion or not, and ensure the safety of exhaust emission.
Claims (6)
1. The gas emergency automatic ignition safety interlocking control system is characterized in that the top of a yellow phosphorus electric furnace (1) is connected with a combustion chamber (5) through a gas pipeline (2), the combustion chamber (5) is provided with an ignition air inlet pipeline (3) and an ignition gun (4) at the joint of the gas pipeline (2), and the top of the combustion chamber (5) is provided with a tail gas discharge pipe (7);
the gas pipeline (2) is of an inverted S-shaped structure.
2. The gas emergency automatic ignition safety interlocking control system according to claim 1, wherein the gas pipeline (2) is provided with a drainage pipeline (8) at the second bend, and the drainage pipeline (8) is provided with a drainage valve (10).
3. The gas emergency automatic ignition safety interlocking control system according to claim 1, wherein the gas pipeline (2) is provided with a water inlet pipeline (9) between the water discharge pipeline (8) and the combustion chamber (5), and the water inlet pipeline (9) is provided with a water inlet valve (11).
4. The gas emergency automatic ignition safety interlocking control system according to claim 1 is characterized in that an ignition air inlet valve (12) is arranged on the ignition air inlet pipeline (3).
5. The gas emergency auto-ignition safety interlock control system according to claim 1, wherein a flame monitor (6) is provided on the inner wall of the combustion chamber (5).
6. The gas emergency automatic ignition safety interlocking control system according to claim 1 is characterized in that an exhaust valve (13) is arranged on the exhaust gas discharge pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784166.4U CN220981984U (en) | 2023-10-17 | 2023-10-17 | Gas emergency automatic ignition safety interlocking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784166.4U CN220981984U (en) | 2023-10-17 | 2023-10-17 | Gas emergency automatic ignition safety interlocking control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220981984U true CN220981984U (en) | 2024-05-17 |
Family
ID=91055953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322784166.4U Active CN220981984U (en) | 2023-10-17 | 2023-10-17 | Gas emergency automatic ignition safety interlocking control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220981984U (en) |
-
2023
- 2023-10-17 CN CN202322784166.4U patent/CN220981984U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |