CN109488884A - A kind of device that gives out of gas of anti-leak - Google Patents
A kind of device that gives out of gas of anti-leak Download PDFInfo
- Publication number
- CN109488884A CN109488884A CN201910031042.4A CN201910031042A CN109488884A CN 109488884 A CN109488884 A CN 109488884A CN 201910031042 A CN201910031042 A CN 201910031042A CN 109488884 A CN109488884 A CN 109488884A
- Authority
- CN
- China
- Prior art keywords
- combustion gas
- line
- gas
- pipeline
- solenoid valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000567 combustion gas Substances 0.000 claims abstract description 78
- 239000007789 gas Substances 0.000 claims abstract description 44
- 210000000981 epithelium Anatomy 0.000 claims abstract description 17
- 230000000740 bleeding effect Effects 0.000 claims abstract description 15
- 238000003795 desorption Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000002737 fuel gas Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention relates to a kind of devices that gives out of gas of anti-leak, belong to gas-fired equipment technical field.The device includes combustion gas Trunk Line, combustion gas by-pass line, release pipeline and epithelium table, one end of combustion gas Trunk Line is connected to gas source, the other end of combustion gas Trunk Line is connected to epithelium table, one end of combustion gas by-pass line is connected to epithelium table, the other end end of combustion gas by-pass line is equipped with pressure gauge, and the combustion gas by-pass line between pressure gauge and epithelium table is connected to by manual ball valve group with gas-fired equipment.The gas pipeline bleeding device structure of the anti-leak is simple, practicability is good, compared in traditional gas pipeline diffusion system, when main combustible pipe road be connected with diffuse channel position have valves leakage when, combustion gas will persistently leak to atmosphere, to cause combustion gas to waste, environment is polluted, and be difficult the problem of being found.The device can be measured and be alarmed in time, and owner is prompted to carry out upkeep operation, to avoid the problem that economic loss and atmosphere pollution caused by combustion gas persistently leaks.
Description
Technical field
The present invention relates to a kind of devices that gives out of gas of anti-leak, belong to gas-fired equipment technical field.
Background technique
Natural gas is city burning fuel common in existing life, and combustion product good environmental protection uses gas on a large scale
It is more cheap using price, but combustion gas transports in cities and towns and needs to use pipeline and transport to it, needs before use to pipe
It is installed in road.Large size uses gas field institute, such as dining room, gymnasium also to set on burning line for the generation for preventing safety accident
It is equipped with diffusion system, and periodically it is safeguarded.Existing gas pipeline diffusion system is solenoid valve and bypass manual ball valve fixed knot
Structure setting, solenoid valve is normally off, and leakage or other factors will lead to gas leakage to atmosphere, artificial nothing in bypass manual ball valve
Method notes abnormalities state, causes a large amount of natural gases from diffuse channel leakage pollution environment, and waste non-renewable resources cause through
Ji loss.
Summary of the invention
To solve existing gas pipeline diffusion system due to equipment fault, gas leakage, which occurs, to be found and take in time
The technical issues of measure, the present invention provide a kind of device that gives out of gas of anti-leak, can be transformed in the existing system that gives out of gas,
There is gas leakage into desorption tube when leaking in valve occurs in release pipeline, can measure and alarm in time, owner is prompted to carry out maintenance work
Industry, economic loss caused by avoiding combustion gas from persistently leaking and atmosphere pollution.
The technical scheme is that
A kind of gas pipeline bleeding device of anti-leak, including combustion gas Trunk Line, combustion gas by-pass line, release pipeline and epithelium table,
It is characterized by: one end of combustion gas Trunk Line is connected to gas source, the other end of combustion gas Trunk Line is connected to epithelium table, combustion gas branch pipe
One end of line is connected to epithelium table, and the other end end of combustion gas by-pass line is equipped with pressure gauge, the combustion between pressure gauge and epithelium table
Gas branch pipe line is connected to by manual ball valve group with gas-fired equipment, and main combustible pipe road manual ball valve is housed on the combustion gas Trunk Line
With main combustible pipe road solenoid valve；The side of combustion gas Trunk Line and combustion gas by-pass line is provided with release pipeline, desorption tube in simultaneously column-shaped
One end of line is sequentially arranged with combustion gas survey meter, fire arrester and air relief elbow；The other end of release pipeline is connected to combustion gas by-pass line.
Equipped with release line by-pass valve A and release line solenoid valve A on the release pipeline, diffuses and pass through on line solenoid valve A
Bypass pipe is equipped with bypass manual ball valve A.
The combustion gas Trunk Line is connected to by communicating pipe with release line, and release line solenoid valve B is housed on communicating pipe and is had
Line by-pass valve B is diffused, is diffused on line solenoid valve B through bypass pipe equipped with bypass manual ball valve B.
The combustion gas Trunk Line side is provided with PLC and alarm lamp, PLC respectively with main combustible pipe road solenoid valve, release
Line solenoid valve A, release line solenoid valve B, combustion gas survey meter and alarm lamp electrical connection.
The present invention has the advantages that
The gas pipeline bleeding device structure of the anti-leak is simple, and practicability is good, can in time certainly by combustion gas survey meter in work
It when the main fuel gas line of dynamic discovery operates normally, whether there is combustion gas in release line, if diffused in line there are combustion gas, illustrate to diffuse line
Interior valves leakage, the solenoid valve that PLC controls main fuel gas line at this time are closed, and the solenoid valve for the line that gives out of gas is opened, and makes to alarm
Lamp issues signal, and after related management personnel exclude leakage point, main fuel gas line restores normal use.It is put compared to traditional gas pipeline
In the system of dissipating, when main combustible pipe road be connected with diffuse channel position have valves leakage when, combustion gas will persistently leak to atmosphere, thus
It causes combustion gas to waste, pollutes environment, and be difficult the problem of being found.The gas pipeline bleeding device of the anti-leak can be in existing combustion
It is transformed in gas diffusion system, has gas leakage into desorption tube when leaking in valve occurs in release pipeline, can measure and alarm in time, mention
Show that owner carries out upkeep operation, to avoid the problem that economic loss and atmosphere pollution caused by combustion gas persistently leaks.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1, combustion gas Trunk Line;2, combustion gas by-pass line;3, pipeline is diffused；4, epithelium table；5, gas source, 6, pressure gauge,
7, manual ball valve group, 8, gas-fired equipment, 9, main combustible pipe road manual ball valve, 10, main combustible pipe road solenoid valve, 11, combustion gas detection
Instrument, 12, fire arrester, 13, air relief elbow, 14, release line by-pass valve A, 15, release line solenoid valve A, 16, bypass manual ball valve A,
17, line solenoid valve B, 18, release line by-pass valve B, 19, bypass manual ball valve B, 20, PLC, 21, alarm lamp are diffused.
Specific embodiment
The gas pipeline bleeding device of the anti-leak includes combustion gas Trunk Line 1, combustion gas by-pass line 2, release pipeline 3 and epithelium
One end of table 4, combustion gas Trunk Line 1 is connected to gas source 5, and the other end of combustion gas Trunk Line 1 is connected to epithelium table 3, combustion gas by-pass line 2
One end be connected to epithelium table 3, the other end end of combustion gas by-pass line 2 is equipped with pressure gauge 6, between pressure gauge 6 and epithelium table 3
It is connected to by manual ball valve group 7 with gas-fired equipment 8 on combustion gas by-pass line 2.The manual ball in main combustible pipe road is housed on combustion gas Trunk Line 1
Valve 9 and main combustible pipe road solenoid valve 10；The side of combustion gas Trunk Line 1 and combustion gas by-pass line 2 is provided with release pipeline in simultaneously column-shaped
3, one end of release pipeline 3 is sequentially arranged with combustion gas survey meter 11, fire arrester 12 and air relief elbow 13；Air relief elbow 13 is for constructing
Play the role of emptying gas in main combustible pipe road when purging and equipment fault.Diffuse the other end and combustion gas by-pass line 2 of pipeline 3
Connection.
It closes on the release pipeline 3 of pressure gauge 6 equipped with release line by-pass valve A14 and release line solenoid valve A15, diffuses line
By bypass pipe equipped with bypass manual ball valve A16 on solenoid valve A15.Combustion gas Trunk Line 1 is connected to by communicating pipe with release line 3,
Equipped with diffusing line solenoid valve B17 and having release line by-pass valve B18 on communicating pipe, diffuses and filled on line solenoid valve B17 by bypass pipe
There is bypass manual ball valve B19；1 side of combustion gas Trunk Line is provided with PLC20 and alarm lamp 21.
The PLC20 of the gas pipeline bleeding device of the anti-leak is the control of OMRON company CP1W-8ER series of programmable
Device.Combustion gas survey meter 11 is EDKORS series natural gas leakage leak detection instrument；PLC20 respectively with main combustible pipe road solenoid valve
10, line solenoid valve A15, release line solenoid valve B17, combustion gas survey meter 11 and alarm lamp 21 is diffused to be electrically connected.
Release line solenoid valve A15, the release line solenoid valve B17 of the gas pipeline bleeding device of the anti-leak are normally closed electromagnetism
Valve, i.e. energization solenoid valve open pipeline and form access, and main combustible pipe road solenoid valve 10 is normally open solenoid valve,
The interlock logic that PLC20 is executed are as follows: when main fuel gas line operates normally, exist when survey meter detects in the line 3 that gives out of gas
Have combustion gas, close the main combustible pipe road solenoid valve 10(solenoid valve power loss of main combustible pipe line), open main combustible pipe line 3 and desorption tube
Release line solenoid valve A15, the release line solenoid valve B17(solenoid valve of line junction obtain electric).
The main combustible pipe road solenoid valve 10 of the gas pipeline bleeding device of the anti-leak is not provided with bypass manual ball valve, release
The bypass manual ball valve B19 on bypass manual ball valve A16, release line solenoid valve B17 on line solenoid valve A15 is used for facilitate
Route is diffused in connection manually when solenoid valve failure (being in off-position when normally closed solenoid valve failure).
When the gas pipeline bleeding device work of the anti-leak, when combustion gas Trunk Line 1, combustion gas by-pass line 2 operate normally, if
Because, there are combustion gas, signal is passed to PLC 20 by combustion gas survey meter 11, then 3 PLC in the line 3 that gives out of gas caused by valves leakage
The main combustible pipe road solenoid valve 10 of combustion gas Trunk Line 1 is closed, the gas supply of combustion gas Trunk Line 1 is cut off, while opening release line
Solenoid valve A15, release line solenoid valve B17, the residual gas emission in main fuel gas line are come out, while PLC 20 controls alarm lamp
21 flashings, instruction related management personnel release pipeline 3 are in abnormal condition and automatically engage use state, related management personnel solution
After the problems such as except valves leakage, restore the normal use of combustion gas Trunk Line 1, combustion gas by-pass line 2.
The gas pipeline bleeding device structure of the anti-leak is simple, and practicability is good, diffuses system compared to traditional gas pipeline
In system, when main combustible pipe road be connected with diffuse channel position have valves leakage when, combustion gas will persistently leak to atmosphere, to cause
Combustion gas waste, pollutes environment, and be difficult the problem of being found.The gas pipeline bleeding device of the anti-leak can be measured and be reported in time
It is alert, prompt owner to carry out upkeep operation, to avoid the problem that economic loss and atmosphere pollution caused by combustion gas persistently leaks.
Claims (4)
1. a kind of gas pipeline bleeding device of anti-leak, including combustion gas Trunk Line (1), combustion gas by-pass line (2), release pipeline
(3) and epithelium table (4), it is characterised in that: one end of combustion gas Trunk Line (1) is connected to gas source (5), combustion gas Trunk Line (1) it is another
One end is connected to epithelium table (4), and one end of combustion gas by-pass line (2) is connected to epithelium table (4), the other end of combustion gas by-pass line (2)
End is equipped with pressure gauge (6), combustion gas by-pass line (2) between pressure gauge (6) and epithelium table (4) by manual ball valve group (7) and
Gas-fired equipment (8) is connected to, equipped with main combustible pipe road manual ball valve (9) and main combustible pipe road electricity on the combustion gas Trunk Line (1)
Magnet valve (10)；The side of combustion gas Trunk Line (1) and combustion gas by-pass line (2) is provided with release pipeline (3) in simultaneously column-shaped, diffuses pipeline
(3) one end is sequentially arranged with combustion gas survey meter (11), fire arrester (12) and air relief elbow (13)；Diffuse the other end of pipeline (3)
It is connected to combustion gas by-pass line (2).
2. a kind of gas pipeline bleeding device of anti-leak according to claim 1, it is characterised in that: the desorption tube
On line (3) equipped with release line by-pass valve A(14) and release line solenoid valve A(15), release line solenoid valve A(15) on pass through bypass
Pipe is equipped with bypass manual ball valve A(16).
3. a kind of gas pipeline bleeding device of anti-leak according to claim 1, it is characterised in that: the combustion gas master
Pipeline (1) by communicating pipe with release line (3) be connected to, on communicating pipe equipped with diffuse line solenoid valve B(17) and have diffuse line by-pass
Valve B(18), diffuse line solenoid valve B(18) on by bypass pipe equipped with bypass manual ball valve B(19).
4. a kind of gas pipeline bleeding device of anti-leak according to claim 1, it is characterised in that: the combustion gas master
Pipeline (1) side is provided with PLC(20) and alarm lamp (21), PLC(20) respectively with main combustible pipe road solenoid valve (10), release line
Solenoid valve A(15), release line solenoid valve B(17), combustion gas survey meter (11) and alarm lamp (21) be electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031042.4A CN109488884A (en) | 2019-01-14 | 2019-01-14 | A kind of device that gives out of gas of anti-leak |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031042.4A CN109488884A (en) | 2019-01-14 | 2019-01-14 | A kind of device that gives out of gas of anti-leak |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109488884A true CN109488884A (en) | 2019-03-19 |
Family
ID=65714488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910031042.4A Pending CN109488884A (en) | 2019-01-14 | 2019-01-14 | A kind of device that gives out of gas of anti-leak |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109488884A (en) |
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| CN108488630A (en) * | 2018-06-08 | 2018-09-04 | 南京工业大学 | Experimental device for measuring leakage characteristic of gas pipeline and measuring method thereof |
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2019
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Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1851468A (en) * | 2006-03-31 | 2006-10-25 | 魏正森 | Positive pressure type sample gas on-line analysis complete discharge and safety system |
| CN101280888A (en) * | 2008-05-28 | 2008-10-08 | 华中科技大学 | Indoor gas pipeline leakage protecting method and apparatus |
| CN101509605A (en) * | 2009-03-09 | 2009-08-19 | 罗东晓 | Method for recovering relief gas in process for examining and repairing gas pipe network |
| CN202330328U (en) * | 2011-08-18 | 2012-07-11 | 上海建科检验有限公司 | Combustion control system for building element fire-resistance test furnace |
| CN203311596U (en) * | 2013-05-28 | 2013-11-27 | 宁波赛特威尔电子有限公司 | Gas leakage alarm and closing device |
| CN203404619U (en) * | 2013-07-25 | 2014-01-22 | 马钢(集团)控股有限公司 | Leakage prevention gas condensate drainer |
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