CN211780258U - Leakage probe connecting structure of natural gas distribution pipeline - Google Patents
Leakage probe connecting structure of natural gas distribution pipeline Download PDFInfo
- Publication number
- CN211780258U CN211780258U CN202020212996.3U CN202020212996U CN211780258U CN 211780258 U CN211780258 U CN 211780258U CN 202020212996 U CN202020212996 U CN 202020212996U CN 211780258 U CN211780258 U CN 211780258U
- Authority
- CN
- China
- Prior art keywords
- pipe
- casing
- probe
- natural gas
- 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.)
- Expired - Fee Related
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 239000000523 sample Substances 0.000 title claims abstract description 35
- 239000003345 natural gas Substances 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 239000007789 gas Substances 0.000 abstract description 6
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 abstract 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a natural gas distribution pipeline's leakage probe connection structure, including the distributing pipe, induction pipe and detection device, the distributing pipe is including being responsible for and branch pipe, the main pipe side is located to a plurality of branch pipes, the induction pipe passes through the valve and connects on the branch pipe, detection device installs outside the valve, detection device includes the casing, the probe, a controller, alarm and fastener, the casing overlaps outside the valve, both ends are installed on branch pipe and induction pipe through the fastener respectively, casing and branch pipe, still be equipped with seal ring between the induction pipe, the probe, the controller is all located in the casing, the alarm is installed outside the casing, the probe, the alarm all links with the controller electricity. The utility model discloses a connection structure is simple compact, can form less detection cavity, has good effect of compiling to leaking gas, and can play good sealed effect to detecting the cavity, has improved detection device to the sensitivity of leaking gas to can in time discover the leakage of valve junction natural gas, in time maintain.
Description
Technical Field
The utility model belongs to the technical field of the natural gas line, concretely relates to natural gas distribution pipeline's leakage probe connection structure.
Background
At present, along with the development of the country, the application to the natural gas is also very common, but often can take place to leak when the natural gas pipeline carries, in the natural gas distribution pipeline, probably because the damage of valve or not hard up cause sealing performance not enough to lead to the leakage of natural gas, if can not in time detect the seepage problem and take corresponding measure, can make the seepage enlarge rapidly under the washing away of medium, cause various losses.
SUMMERY OF THE UTILITY MODEL
The utility model provides a natural gas distribution pipeline's leakage probe connection structure to solve the problem of proposing among the above-mentioned background art. The technical scheme of the utility model is realized like this:
the utility model provides a natural gas distribution pipeline's leakage probe connection structure, includes distributing pipe, blast pipe and detection device, the distributing pipe is including being responsible for and the branch pipe, the main pipe side is located to the branch pipe, the blast pipe passes through the valve to be connected on the branch pipe, detection device installs outside the valve, detection device includes casing, probe, controller, alarm and fastener, the casing overlaps outside the valve, and the both ends are installed through the fastener respectively on branch pipe and the blast pipe, still be equipped with seal ring between casing and branch pipe, the blast pipe, probe, controller all locate in the casing, the alarm is installed outside the casing, probe, alarm all link with the controller electricity.
The utility model discloses an among the natural gas distribution pipeline's leakage probe connection structure, casing one side is equipped with a bellying, and both ends are equipped with arc elasticity opening piece respectively.
The utility model discloses an among the natural gas distribution pipeline's leakage probe connection structure, the controller is installed the bellying is inboard, the probe mounting is in the nearly valve side of controller, the alarm is installed the bellying outside.
The utility model discloses an among the natural gas distribution pipeline's leakage probe connection structure, fastener, elasticity opening piece, seal ring set gradually within from outside, elasticity opening piece sticiss through the fastener outside seal ring.
The utility model discloses an among the natural gas distribution pipeline's leakage probe connection structure, the fastener includes two semicircle clamping rings and bolt, two semicircle clamping ring cover is in outside the elasticity opening piece to screw up through both sides bolt.
Implement the utility model discloses a this kind of natural gas distribution pipeline's leakage probe connection structure has following beneficial effect:
(1) the utility model discloses natural gas distribution pipeline leaks the connection structure of probe and is simple compact, can form less detection cavity, has good collection effect to the gas that leaks, and can play good sealed effect to the detection cavity, has improved the sensitivity of detecting device to the gas that leaks to can discover in time the leakage of valve junction natural gas, in time maintain, improve the security of this natural gas distribution pipeline;
(2) the casing of the detection device is integrally sleeved outside the valve, so that the problems of poor integrity and untight sealing of the spliced casing are effectively solved, and the elastic opening pieces at the two ends of the casing are matched with the fastener and the sealing washer, so that a good elastic fastening effect can be achieved, and a good sealing effect can be achieved.
Drawings
Fig. 1 is a schematic view of a leak probe connection structure of a natural gas distribution pipeline according to the present invention;
fig. 2 is a schematic view of the internal structure of the leakage probe connection structure of the natural gas distribution pipeline according to the present invention;
fig. 3 is a side view of the detecting device of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 3, the leakage probe connection structure of a natural gas distribution pipeline includes a distribution pipe 1, an air feed pipe 2 and a detection device 3, the distribution pipe 1 includes a main pipe 11 and a branch pipe 12, the branch pipe 12 is disposed on the main pipe 11 side, the air feed pipe 2 is connected to the branch pipe 12 through a valve 4, the detection device 3 is installed outside the valve 4, the detection device 3 includes a housing 31, a probe 32, a controller 33, an alarm 34 and a fastener 35, the housing 31 is sleeved outside the valve 4, two ends of the housing are respectively installed on the branch pipe 12 and the air feed pipe 2 through the fastener 35, a sealing gasket 5 is further disposed between the housing 31 and the branch pipe 12, the air feed pipe 2, the probe 32 and the controller 33 are both disposed in the housing 31, the alarm 34 is installed outside the housing 31, and both the probe 32 and. The utility model discloses natural gas distribution pipeline leaks connection structure of probe is simple compact, can form less detection cavity, there is good effect of compiling to leaking gas, and can play good sealed effect to detecting the cavity, the sensitivity of detecting device 3 to leaking gas has been improved, so that can in time discover the leakage of valve junction natural gas, in time maintain, this natural gas distribution pipeline's security has been improved, when leaking the emergence, the atmospheric pressure in the detection cavity can increase rapidly, the great pressure differential of change can in time be received to probe 32, and transmit this pressure signal for alarm 34 through controller 33, send the police dispatch newspaper immediately.
Wherein, casing 31 one side is equipped with a bellying 311, and both ends are equipped with arc elasticity opening piece 312 respectively, and controller 33 is installed at bellying 311 inboardly, and probe 32 is installed in the nearly valve 4 side of controller 33, and alarm 34 is installed the bellying 311 outside, fastener 35, elasticity opening piece 312, seal ring 5 set gradually from within the outside, and elasticity opening piece 312 sticiss outside seal ring 5 through fastener 35, and fastener 35 includes two semicircle fastening rings and bolt, and two semicircle fastening ring cover is outside elasticity opening piece 312 to screw up through both sides bolt. The casing 31 of the detection device 3 is integrally sleeved outside the valve 4, so that the problems of poor integrity and poor sealing of the spliced casing are effectively solved, and the elastic opening pieces 312 at the two ends of the casing 31 are matched with the fastener 35 and the sealing washer 5, so that a good elastic fastening effect can be achieved, and a good sealing effect can be achieved.
The present invention is not limited to the embodiments, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a natural gas distribution pipeline's leakage probe connection structure, its characterized in that, includes distributing pipe (1), air feed pipe (2) and detection device (3), distributing pipe (1) is including being responsible for (11) and branch pipe (12), branch pipe (12) are located and are responsible for (11) side, air feed pipe (2) are connected through valve (4) on branch pipe (12), detection device (3) are installed outside valve (4), detection device (3) include casing (31), probe (32), controller (33), alarm (34) and fastener (35), casing (31) overlap outside valve (4), and both ends are installed through fastener (35) respectively on branch pipe (12) and air feed pipe (2), still be equipped with seal ring (5) between casing (31) and branch pipe (12), air feed pipe (2), probe (32), controller (33) all locate in casing (31), alarm (34) are installed outside casing (31), probe (32), alarm (34) all link with controller (33) electricity.
2. The structure of connecting a leak detector in a natural gas distribution line according to claim 1, wherein the housing (31) has a protrusion (311) at one side and an arc-shaped elastic opening piece (312) at each end.
3. The leak probe connection structure of a natural gas distribution line according to claim 2, wherein the controller (33) is installed inside the boss portion (311), the probe (32) is installed on the controller (33) side near the valve (4), and the alarm (34) is installed outside the boss portion (311).
4. The natural gas distribution pipeline leakage probe connection structure according to claim 2, wherein the fastening piece (35), the elastic opening piece (312) and the sealing washer (5) are arranged in sequence from outside to inside, and the elastic opening piece (312) is tightly pressed outside the sealing washer (5) through the fastening piece (35).
5. The structure of claim 4, wherein the fastening member (35) comprises two semicircular fastening rings and a bolt, and the two semicircular fastening rings are sleeved outside the elastic opening piece (312) and are screwed by the bolt at two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212996.3U CN211780258U (en) | 2020-02-26 | 2020-02-26 | Leakage probe connecting structure of natural gas distribution pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212996.3U CN211780258U (en) | 2020-02-26 | 2020-02-26 | Leakage probe connecting structure of natural gas distribution pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211780258U true CN211780258U (en) | 2020-10-27 |
Family
ID=72911224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020212996.3U Expired - Fee Related CN211780258U (en) | 2020-02-26 | 2020-02-26 | Leakage probe connecting structure of natural gas distribution pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211780258U (en) |
-
2020
- 2020-02-26 CN CN202020212996.3U patent/CN211780258U/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: 20201027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |