CN217162924U - Flame arrester unit on gas pipeline - Google Patents
Flame arrester unit on gas pipeline Download PDFInfo
- Publication number
- CN217162924U CN217162924U CN202123053803.8U CN202123053803U CN217162924U CN 217162924 U CN217162924 U CN 217162924U CN 202123053803 U CN202123053803 U CN 202123053803U CN 217162924 U CN217162924 U CN 217162924U
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- steam
- valve
- pipe
- gas
- flame arrester
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- 238000011144 upstream manufacturing Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 84
- 239000000571 coke Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003063 flame retardant Substances 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model relates to a flame arrester unit on a gas pipeline, which comprises a flame arrester, a gas inlet valve, a gas outlet valve, a cross-flow pipe, a traffic pipe valve, a steam inlet pipe, a steam inlet valve, a steam outlet pipe and a steam outlet valve; the utility model can realize the online blockage clearing operation of the fire arrester, has simple structure and convenient operation, and saves manpower; and the cleaning frequency of the flame arrester can be greatly increased, and the gas resistance of the flame arrester can be effectively reduced.
Description
Technical Field
The utility model relates to a gas transportation technical field especially relates to a spark arrester unit on gas piping.
Background
Flame arrestors are safety devices used to prevent the spread of flames of flammable gases and flammable liquid vapors. The device for preventing the passage of a propagating flame (deflagration or detonation), which is generally installed in a conduit for transporting combustible gases or in a ventilated tank, consists of a flame arrester core, a flame arrester housing and accessories.
In the use process of the tubular furnace adopting the coke oven gas, a flame arrester is arranged on a coke oven gas pipeline in order to prevent the risk of backfire explosion. Because the gap of a gas channel on the fire retardant core in the fire retardant device is small, and the coke oven gas often contains partial impurities such as tar, coke powder, naphthalene and the like, the fire retardant device is frequently blocked in the use process, the pressure of the gas entering the tubular furnace is low, and the normal use of the tubular furnace is influenced.
When the flame arrester is blocked, the flame arrester needs to be separated from the gas pipeline for cleaning; the current clearance mode adopts the off-line clearance mostly, is about to dismantle the spark arrester from the gas piping, and the manual work uses steam to sweep, and this process operation is more loaded down with trivial details, has wasted manpower and materials.
Disclosure of Invention
The utility model provides a flame arrester unit on a gas pipeline, which can realize the online blockage clearing operation of the flame arrester, has simple structure and convenient operation and saves manpower; the cleaning frequency of the flame arrester can be greatly increased, and the gas resistance of the flame arrester can be effectively reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a flame arrester unit on a gas pipeline comprises a flame arrester, a gas inlet valve, a gas outlet valve, a cross-flow pipe, a traffic pipe valve, a first steam pipe, a first steam valve, a second steam pipe and a second steam valve; the flame arrester is arranged on the gas pipeline, a gas inlet valve is arranged on the gas pipeline at the upstream of the flame arrester, and a gas outlet valve is arranged on the gas pipeline at the downstream of the flame arrester; the gas pipeline at the upper part of the gas inlet valve is connected with the gas pipeline at the lower part of the gas outlet valve through a traffic pipe, and the traffic pipe valve is arranged on the traffic pipe; a gas pipeline between the flame arrester and the gas outlet valve is connected with a first steam pipe, and the first steam pipe is provided with a first steam valve; a gas pipeline between the flame arrester and the gas inlet valve is connected with a second steam pipe, and the second steam pipe is provided with a second steam valve; the steam pipe I or the steam pipe II is additionally connected with a steam pipeline.
The flame arrester is a flame arrester for a gas delivery pipe.
The first steam pipe is connected with a steam pipeline through a quick connector, the inner diameter of the second steam pipe is smaller than that of the gas pipeline, and the inner diameter of the first steam pipe is smaller than that of the second steam pipe.
The steam pipe II is connected with a steam pipeline through a quick connector, the inner diameter of the steam pipe I is smaller than that of the gas pipeline, and the inner diameter of the steam pipe II is smaller than that of the steam pipe I.
The gas inlet valve, the gas outlet valve, the traffic pipe valve, the first steam valve and the second steam valve are all electrically operated valves.
Compared with the prior art, the beneficial effects of the utility model are that:
the online blockage clearing operation of the flame arrester can be realized, the structure is simple, the operation is convenient, and the labor is saved; and the cleaning frequency of the flame arrester can be greatly increased, and the gas resistance of the flame arrester can be effectively reduced.
Drawings
Fig. 1 is a schematic view of a flame arrester unit of a gas pipeline according to the present invention (taking a steam pipe connected to a steam pipeline as an example).
In the figure: 1. gas pipeline 2, flame arrester 3, gas inlet valve 4, gas outlet valve 5, traffic pipe 6, traffic pipe valve 7, steam pipe I8, steam valve I9, steam pipe II 10 and steam valve II
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1, the flame arrester unit on a gas pipeline of the present invention comprises a flame arrester 2, a gas inlet valve 3, a gas outlet valve 4, a cross-flow pipe 5, a cross-flow pipe valve 6, a steam pipe one 7, a steam valve one 8, a steam pipe two 9 and a steam valve two 10; the flame arrester 2 is arranged on the gas pipeline 1, a gas inlet valve 3 is arranged on the gas pipeline 1 at the upstream of the flame arrester 2, and a gas outlet valve 4 is arranged on the gas pipeline 1 at the downstream of the flame arrester 2; the gas pipeline 1 at the upstream of the gas inlet valve 3 is connected with the gas pipeline 1 at the downstream of the gas outlet valve 4 through a cross pipe 5, and a traffic pipe valve 6 is arranged on the cross pipe 5; a gas pipeline 1 between the flame arrester 2 and the gas outlet valve 4 is connected with a first steam pipe 7, and a first steam valve 8 is arranged on the first steam pipe 7; a gas pipeline 1 between the flame arrester 2 and the gas inlet valve 3 is connected with a second steam pipe 9, and a second steam valve 10 is arranged on the second steam pipe 9; the steam pipe I7 or the steam pipe II 9 is additionally connected with a steam pipeline.
The flame arrester 2 is a flame arrester of a gas conveying pipe.
The first steam pipe 7 is connected with a steam pipeline through a quick connector, the inner diameter of the second steam pipe 9 is smaller than that of the gas pipeline, and the inner diameter of the first steam pipe 7 is smaller than that of the second steam pipe 9.
The steam pipe II 9 is connected with a steam pipeline through a quick connector, the inner diameter of the steam pipe I7 is smaller than that of the gas pipeline, and the inner diameter of the steam pipe II 9 is smaller than that of the steam pipe I7.
The gas inlet valve 3, the gas outlet valve 4, the traffic pipe valve 6, the first steam valve 8 and the second steam valve 10 are all electrically operated valves.
The following examples are carried out on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following examples.
[ examples ] A
As shown in fig. 1, in this embodiment, a gas pipeline 1 is a coke oven gas pipeline connected to a tubular furnace, a flame arrester 2 is arranged on the gas pipeline 1, a gas inlet valve 3 is arranged on the gas pipeline 1 at the upstream of the flame arrester 2, and a gas outlet valve 4 is arranged on the gas pipeline 1 at the downstream of the flame arrester 2; a steam inlet is arranged on the gas pipeline 1 between the gas outlet valve 4 and the flame arrester 2 and at a position 40cm away from the flame arrester 2, the steam inlet is connected with a steam pipe I7 with the pipe diameter of DN50, and a steam valve I8 is arranged on the steam pipe I7. A steam outlet is arranged on the gas pipeline 1 between the gas inlet valve 3 and the flame arrester 2 at a position spaced 40cm from the flame arrester 2, the steam outlet is connected with a second steam pipe 9 with the pipe diameter of DN80, and a second steam valve 10 is arranged on the second steam pipe 9. The gas pipeline 1 is additionally provided with a traffic pipe 5, and the traffic pipe 5 is connected with the gas pipeline 1 at the upstream of the gas inlet valve 3 and the gas pipeline 1 at the downstream of the gas outlet valve 4.
When the flame arrester needs to be cleaned, the operation process is as follows:
1. and opening a traffic pipe valve 6, closing a gas inlet valve 3 and a gas outlet valve 4, directly connecting a gas pipeline 1 through a traffic pipe 5, and allowing coke oven gas to bypass a flame arrester 2 and enter the tubular furnace through the traffic pipe 5.
2. And the steam pipe I7 is connected with a steam pipeline through a quick connector, in the embodiment, the steam pipeline adopts a pressure-resistant rubber pipe, and the other end of the steam pipeline is connected with a steam source.
3. And opening the first steam valve 8 and the second steam valve 9, and allowing steam to enter a section of gas pipeline where the flame arrester 2 is located to evaporate and blow the flame arrester 2.
4. The pressure of steam blowing is adjusted according to actual needs, and the steam blowing effect is judged according to the color of the dead water flowing out of the second steam pipe 9.
5. And after the flame arrester 2 is cleaned, closing the first steam valve 8 and the second steam valve 10, opening the gas inlet valve 3 and the gas outlet valve 4, closing the traffic pipe valve 6, and recovering the normal operation of the system.
The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope disclosed in the present invention.
Claims (5)
1. A flame arrester unit on a gas pipeline is characterized by comprising a flame arrester, a gas inlet valve, a gas outlet valve, a cross-flow pipe, a traffic pipe valve, a first steam pipe, a first steam valve, a second steam pipe and a second steam valve; the flame arrester is arranged on the gas pipeline, a gas inlet valve is arranged on the gas pipeline at the upstream of the flame arrester, and a gas outlet valve is arranged on the gas pipeline at the downstream of the flame arrester; the gas pipeline at the upper part of the gas inlet valve is connected with the gas pipeline at the lower part of the gas outlet valve through a traffic pipe, and the traffic pipe valve is arranged on the traffic pipe; a gas pipeline between the flame arrester and the gas outlet valve is connected with a first steam pipe, and the first steam pipe is provided with a first steam valve; a gas pipeline between the flame arrester and the gas inlet valve is connected with a second steam pipe, and the second steam pipe is provided with a second steam valve; the steam pipe I or the steam pipe II is additionally connected with a steam pipeline.
2. A flame arrestor unit in a gas pipeline as claimed in claim 1, wherein the flame arrestor is a flame arrestor for a gas pipeline.
3. The flame arrestor unit of claim 1, wherein the first steam pipe is connected to the steam pipe by a quick coupling, the second steam pipe has an inner diameter smaller than that of the gas pipe, and the first steam pipe has an inner diameter smaller than that of the second steam pipe.
4. The flame arrestor unit of claim 1, wherein the first steam pipe has an inner diameter smaller than that of the gas line and the second steam pipe has an inner diameter smaller than that of the first steam pipe.
5. The flame arrestor unit of claim 1, wherein the gas inlet valve, the gas outlet valve, the conduit valve, the first steam valve, and the second steam valve are electrically actuated valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123053803.8U CN217162924U (en) | 2021-12-07 | 2021-12-07 | Flame arrester unit on gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123053803.8U CN217162924U (en) | 2021-12-07 | 2021-12-07 | Flame arrester unit on gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217162924U true CN217162924U (en) | 2022-08-12 |
Family
ID=82713607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123053803.8U Active CN217162924U (en) | 2021-12-07 | 2021-12-07 | Flame arrester unit on gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217162924U (en) |
-
2021
- 2021-12-07 CN CN202123053803.8U patent/CN217162924U/en active Active
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