CN204153471U - A kind of combustion gas lateral Leak testtion and emergent treatment system - Google Patents
A kind of combustion gas lateral Leak testtion and emergent treatment system Download PDFInfo
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- CN204153471U CN204153471U CN201420518737.8U CN201420518737U CN204153471U CN 204153471 U CN204153471 U CN 204153471U CN 201420518737 U CN201420518737 U CN 201420518737U CN 204153471 U CN204153471 U CN 204153471U
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- lateral
- treatment system
- combustion gas
- protection channel
- emergent treatment
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- 239000000567 combustion gas Substances 0.000 title claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 50
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract 1
- 239000011449 brick Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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Abstract
The utility model discloses a kind of combustion gas lateral Leak testtion and emergent treatment system; belong to pipeline leakage testing field; described combustion gas lateral Leak testtion and emergent treatment system comprise main pipeline, lateral, Jiao Jing and ground monitoring station; main pipeline installs around distributed sensing fiber; protection channel is provided with outside lateral; lateral is fixed in protection channel; be interconnected between protection channel outside two contiguous branch pipelines, in the cellar for storing things well on lateral, be provided with gas detection sensor.The accurate positioning that the utility model improves pipe leakage point is fixed, reduces leakage rate of false alarm, can be discharged by gas leakage in time, and reduce pipeline internal leakage gas concentration, overall structure is simple, and cost is low, saves construction cost.
Description
Technical field
The utility model relates to pipeline leakage testing field, specifically, relates to a kind of combustion gas lateral Leak testtion and emergent treatment system.
Background technique
Pipeline, is laid on underground, spreads all over streets and lanes, city, and in some pipelines, the material of conveying is inflammable, explosive, poisonous, and very easily cause the accident after leakage, winter in 2013, Huangdao District, Qingdao fuel gas pipeline leakage, causes extremely bad impact and serious loss.Along with the development in city, City Buried Pipeline is laid more and more many, telecommunication cable, gas pipeline, waterpipe, heat supply pipeline etc., brings hidden danger all may in work progress and routine maintenance procedure the normal use of pipeline.
Gas pipeline, mostly be long distance pipeline, according to the feature of human settlements distribution, turned by regulation and control pumping plant again halfway and be divided into many main pipelines, main pipeline can divide and bear many laterals, lateral can divide again and bear some laterals, so, entirely descend gas transmission line to have the underground great Shu of countless branch as same.A lot of leakage detection method and equipment is had in main pipeline prior art, but, for the method but not having good Leak testtion and emergency processing these laterals.
Model utility content
For solving the problem, the utility model provides a kind of Leak testtion and emergent treatment system of the combustion gas lateral for laying, and can be that monitoring and the emergency processing of whole pipeline is ready at the beginning of pipe laying.
Combustion gas lateral Leak testtion described in the utility model and emergent treatment system; comprise main pipeline, lateral, Jiao Jing and ground monitoring station; main pipeline installs around distributed sensing fiber; protection channel is provided with outside lateral; lateral is fixed in protection channel; be interconnected between protection channel outside two contiguous branch pipelines, in the cellar for storing things well on lateral, be provided with gas detection sensor.
Lateral is installed in protection channel, and lateral can be protected to avoid the interference of external environment, extends the working life of lateral; The distributed sensing fiber that main pipeline is laid, can realize the leak position in the monitoring of main pipeline and location main pipeline; According to the needs of measuring accuracy, pipeline arranges Jiao Jing, the gas detection sensor arranged in cellar for storing things well on lateral, lateral can be subdivided into some sections, each sensor has numbering, and can be connected by wireless or wired mode with between monitoring station on ground, as lateral leaks, be convenient to and alarm and locating leaks point.
Improve as one, described Jiao Jing sets up exhaust pump, and exhaust pump is arranged on ground, and the gas detection sensor closing on leakage point detects leakage signal, reports to the police to ground monitoring station and activates exhaust pump, and exhaust pump starts gets rid of leakage combustion gas.Gas detection sensor is arranged in the well of cellar for storing things, one is the interlinking that can utilize Jiao Jing and protection channel, promptly and accurately gas leakage can be detected, two is the installation and maintenances facilitating gas detection sensor, and the power supply meeting gas detection sensor and the ease for operation communicated with ground monitoring station; Described gas detection sensor uses wired or wireless mode to transmit, and wired mode transmission is more reliable, safer; Exhaust pump is arranged on ground, and one is the maintenance of easy to exhaust pump, and two are the reduction of adverse environment around, as the impact on exhaust pump such as underground moisture, pressure, extends the working life of exhaust pump.
Preferably, described Jiao Jing is arranged on the joint of two adjacent laterals, or interval is arranged on lateral, and Jiao Jing is communicated with protection channel.The layout density of the Jiao Jing on lateral is planned according to actual application environment, for the region that safety standard requirement is higher, such as, the urban district that human settlements density is larger, grain vegetables crop growing spots, livestock and poultry cultivation district and inflammable and explosive Storage of Goods district etc., can according to the layout density of the suitable increase Jiao Jing of demand for security, simultaneously, pipeline density comparatively large, leakage accident multiple region also should increase Jiao Jing laying quantity complicated for underground environment, the distance between two adjacent cellar for storing things wells can be 10 ~ 100 meters.
Preferably, described protection channel is tube-shaped tube, and concrete can be adopted to be built into; Or protection channel is square or trapezoidal channel, and protection channel can adopt brick forming, protecting sheet is laid at the top of protection channel.
Preferably, described gas detection sensor is laser gas detecting sensor, infrared gas detection sensor or electronic gas detecting sensor, and described electronic type gas detection sensor can be electrochemical gas detecting sensor or heat-conducted gas detecting sensor.
Compared with prior art, the beneficial effects of the utility model are: leak detection system is simple, easy, can adapt to the complicated laying environment of urban duct; Protection channel can protective conduit from the interference of external environment unfavorable factor; This system is applicable to the more pipeline of lateral, can quick, sensitive, determine leakage point accurately; Described Leak testtion and emergent treatment system can be installed when pipe installation, meet economic principle.
Accompanying drawing explanation
Fig. 1 is one of the utility model structural representation;
Fig. 2 is the utility model structural representation two;
Fig. 3 is protection channel structural representation in the utility model embodiment 1;
Fig. 4 is protection channel structural representation in the utility model embodiment 2;
Wherein, 1-main pipeline; 2-distributed sensing fiber; 3-lateral; 4-protection channel; 5-Jiao Jing; 6-gas detection sensor; 7-exhaust pump and protecting sheathing; 8-ground;
71-exhaust pump suction tude; 72-exhaust pump outlet pipe.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is further explained.
Embodiment 1
A kind of combustion gas lateral Leak testtion and emergent treatment system, together install when pipe laying.Described system comprises protection channel 4 outside main pipeline 1, lateral 3, lateral 3, cellar for storing things well 5 and ground monitoring station, and exhaust pump set up by cellar for storing things well 5, and be provided with protecting sheathing outside exhaust pump, exhaust pump is positioned on ground.
Main pipeline 1 installs around distribution type fiber-optic 2, be provided with protection channel 4 outside lateral 3, lateral 3 is fixed in protection channel 4, lateral 3 has again some laterals 3, the joint of lateral 3 is provided with cellar for storing things well 5, and the protection channel 4 outside lateral 3 is communicated with cellar for storing things well 5; As longer in lateral 3; lateral 3 lays cellar for storing things well 5 according to safety requirement, and the protection channel 4 outside lateral 3 is communicated with cellar for storing things well 5, arranges gas detection sensor 6 in the well 5 of cellar for storing things; gas detection sensor 6 is connected with ground monitoring station by wired or wireless mode, as shown in Figure 1.The density of setting of lateral being stored well 5 will be directly proportional to the height of safety standard requirement, and such as residential belt, the layout density of cellar for storing things well 5 wants large, and the density of setting of more stable cellar for storing things, the region well 5 of underground environment is little.
As shown in Figure 3, described protection channel 4 is an elongated protective tube, and protective tube adopts concrete to be built into, and described gas detection sensor 6 is laser gas detecting sensor.
Distributed sensing fiber on main pipeline, covers main pipeline comprehensively, realizes the comprehensive monitoring of main pipeline; Lateral is at the beginning of laying, the layout density of Jiao Jing is set according to the height of safety standard, installing gas detecting sensor in the well of cellar for storing things is also set up exhaust pump and is installed on appropriate location on ground, once lateral has Leakage Gas, contiguous gas detection sensor can send alarm signal in monitoring station earthward, and gas leakage is discharged by the exhaust pump that activation Jiao Jing sets up simultaneously.
Embodiment 2
The present embodiment is except following technical characteristics, identical with embodiment 1:
As shown in Figure 4, protection channel 4 is trapezoidal channel, and protection channel 4 adopts brick forming, and described gas transducer 6 is heat-conducted gas detecting sensor sensor.
Embodiment 3
The present embodiment is except following technical characteristics, identical with embodiment 1:
Described protection channel 4 is square duct, and protection channel 4 adopts brick forming, and described gas transducer is 6 infrared gas detection sensors.
Embodiment 4
The present embodiment is except following technical characteristics, identical with embodiment 3:
Described gas transducer 6 is electrochemical gas detecting sensor sensor.
Lateral is from the mode no longer adopting direct-burried after main pipeline separates; but be that a protection channel extended with pipeline built by lateral by cement pipe, concrete pipe or the mode that assembles in pipe trench, lateral is extended to from all directions by protection channel.Protection channel arranges Jiao Jing according to actual needs; installing gas detection sensor in the well of cellar for storing things; each gas detection sensor has oneself coding; when occurring to leak; gas detection sensor detects leakage signal; monitoring station sends alarm signal earthward, and activates the exhaust pump that Jiao Jing sets up, and is discharged by the gas leaked.Distributed sensing fiber on main pipeline and the gas detection sensor on lateral, having woven a catch net as being all pipeline, can accomplish to monitor in real time whole gas ductwork.
The software that the utility model uses is software conventional in prior art, and the application does not make improvements these softwares.
Claims (10)
1. a combustion gas lateral Leak testtion and emergent treatment system, comprise main pipeline (1), lateral (3), Jiao Jing (5) and ground monitoring station, it is characterized in that, main pipeline (1) installs around distributed sensing fiber (2), protection channel (4) is provided with outside lateral (3), lateral (3) is fixed in protection channel (4), be interconnected between the protection channel (4) in two contiguous branch pipeline (3) outsides, gas detection sensor (6) is provided with in Jiao Jing (5) on lateral (3).
2. combustion gas lateral Leak testtion according to claim 1 and emergent treatment system, it is characterized in that, described Jiao Jing (5) sets up exhaust pump, exhaust pump is arranged on ground (8), the gas detection sensor (6) closing on leakage point detects leakage signal, report to the police to ground monitoring station and activate exhaust pump, exhaust pump starts gets rid of leakage combustion gas.
3. combustion gas lateral Leak testtion according to claim 1 and emergent treatment system; it is characterized in that; described Jiao Jing (5) is arranged on the joint of two adjacent laterals (3), and Jiao Jing (5) is communicated with protection channel (4).
4. combustion gas lateral Leak testtion according to claim 1 and emergent treatment system; it is characterized in that; described Jiao Jing (5) is arranged at the upper interval of lateral (3), and Jiao Jing (5) is communicated with protection channel (4).
5. combustion gas lateral Leak testtion according to claim 4 and emergent treatment system, is characterized in that, the distance between described two adjacent Jiao Jing (5) is 10 ~ 100 meters.
6. combustion gas lateral Leak testtion according to claim 1 and emergent treatment system, is characterized in that, described protection channel (4) is tube-shaped tube.
7. combustion gas lateral Leak testtion according to claim 1 and emergent treatment system, is characterized in that, described protection channel (4) is for square or trapezoidal, and protecting sheet is laid at the top of protection channel (4).
8. the combustion gas lateral Leak testtion according to the arbitrary claim of claim 1 ~ 7 and emergent treatment system, is characterized in that, described gas detection sensor (6) is laser gas detecting sensor.
9. the combustion gas lateral Leak testtion according to the arbitrary claim of claim 1 ~ 7 and emergent treatment system, is characterized in that, described gas detection sensor (6) is infrared gas detection sensor.
10. the combustion gas lateral Leak testtion according to the arbitrary claim of claim 1 ~ 7 and emergent treatment system, is characterized in that, described gas detection sensor (6) is electronic gas detecting sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420518737.8U CN204153471U (en) | 2014-09-09 | 2014-09-09 | A kind of combustion gas lateral Leak testtion and emergent treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420518737.8U CN204153471U (en) | 2014-09-09 | 2014-09-09 | A kind of combustion gas lateral Leak testtion and emergent treatment system |
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| CN204153471U true CN204153471U (en) | 2015-02-11 |
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| CN201420518737.8U Expired - Fee Related CN204153471U (en) | 2014-09-09 | 2014-09-09 | A kind of combustion gas lateral Leak testtion and emergent treatment system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131429A (en) * | 2017-07-11 | 2017-09-05 | 中冶华天南京工程技术有限公司 | Underground gas pipeline leak detection system and underground gas pipeline leak hunting method |
| CN107883197A (en) * | 2016-09-30 | 2018-04-06 | 天津市誉航润铭科技发展有限公司 | A kind of line leakage sensor |
| CN108758355A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of hydrogen power generation device hydrogen gas leakage monitoring protection device and method |
-
2014
- 2014-09-09 CN CN201420518737.8U patent/CN204153471U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107883197A (en) * | 2016-09-30 | 2018-04-06 | 天津市誉航润铭科技发展有限公司 | A kind of line leakage sensor |
| CN107131429A (en) * | 2017-07-11 | 2017-09-05 | 中冶华天南京工程技术有限公司 | Underground gas pipeline leak detection system and underground gas pipeline leak hunting method |
| CN107131429B (en) * | 2017-07-11 | 2019-04-09 | 中冶华天包头设计研究总院有限公司 | Underground gas pipeline leak detection system and underground gas pipeline leak hunting method |
| CN108758355A (en) * | 2018-05-18 | 2018-11-06 | 云南电网有限责任公司电力科学研究院 | A kind of hydrogen power generation device hydrogen gas leakage monitoring protection device and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |