CN110906172A - Leakage monitoring device for gas pipeline - Google Patents
Leakage monitoring device for gas pipeline Download PDFInfo
- Publication number
- CN110906172A CN110906172A CN201911305967.XA CN201911305967A CN110906172A CN 110906172 A CN110906172 A CN 110906172A CN 201911305967 A CN201911305967 A CN 201911305967A CN 110906172 A CN110906172 A CN 110906172A
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- Prior art keywords
- arc
- shaped plate
- wall
- telescopic rod
- balls
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 239000003599 detergent Substances 0.000 claims abstract description 14
- 239000007921 spray Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 42
- 230000005587 bubbling Effects 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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 invention provides a leakage monitoring device for a gas pipeline, which comprises: a support rod and a sliding detection device; the support rod comprises a holding part and a telescopic rod fixedly connected with the holding part, and a detergent box is arranged on the holding part; the sliding detection device comprises a first arc-shaped plate and a second arc-shaped plate; an electric push rod is connected between the second arc-shaped plate and the telescopic rod; the inner wall of the second arc-shaped plate is provided with a plurality of telescopic balls, and the inner wall of the first arc-shaped plate is provided with a plurality of limiting through holes which are matched with the balls and communicated with the cavity; spray holes are formed in the inner wall of the first arc-shaped plate and the inner wall of the second arc-shaped plate, and a water suction pump connected with the spray holes is arranged in the detergent box; the gas sensor is arranged on the first arc-shaped plate and the second arc-shaped plate and used for detecting combustible gas. The device can slide on the gas pipeline of high latitude, and carries out dual detection location leakage position, and the accuracy is higher.
Description
Technical Field
The invention relates to the technical field of gas pipeline leakage monitoring, in particular to a leakage monitoring device for a gas pipeline.
Background
After overhead welding of the gas pipeline is completed, high-pressure gas is generally injected into the gas pipeline, after a period of time, whether the gas pressure in the gas pipeline is reduced or not is checked, if the pressure is reduced, the gas pipeline can be considered to have leakage parts which are usually small welding sand holes, a detection worker needs to carry a ladder and climb up and down to check the welding parts in sequence, and a large amount of physical power is consumed; the monitoring work is slow; meanwhile, the monitoring aspect is not comprehensive, cracks can also appear in the gas pipeline in the transportation process of the gas pipeline or other external reasons, detection workers often ignore the cracks, leakage positions are searched, repeated operation is carried out for many times, and construction progress is influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a leakage monitoring device for a gas pipeline.
The invention is realized by the following technical scheme:
the invention provides a leakage monitoring device for a gas pipeline, comprising: a support rod and a sliding detection device; wherein,
the support rod comprises a holding part and a telescopic rod fixedly connected with the holding part, and a detergent box is arranged on the holding part;
the sliding detection device comprises a first arc-shaped plate and a second arc-shaped plate which are oppositely arranged at the top end of the telescopic rod; an electric push rod is connected between the outer wall of the second arc-shaped plate and the telescopic rod; the first arc-shaped plate is provided with a cavity into which the second arc-shaped plate is inserted, the inner wall of the second arc-shaped plate is provided with a plurality of telescopic balls, and the inner wall of the first arc-shaped plate is provided with a plurality of limiting through holes which are matched with the balls and communicated with the cavity; and the arc length of the second arcuate plate is greater than the arc length of the first arcuate plate; spray holes are formed in the inner wall of the first arc-shaped plate and the inner wall of the second arc-shaped plate, and a water suction pump connected with the spray holes is arranged in the detergent box;
still including setting up be in first arc with be used for detecting the gas sensor that gas leaked on the second arc, the portion of holding is provided with the connection the siren of gas sensor.
Preferably, the telescopic link is an electric telescopic link, the holding part is provided with a control switch which is electrically connected with the electric telescopic link, the electric push rod and the water pump respectively.
Preferably, the second arc-shaped plate is hinged to the top end of the telescopic rod through a rotating shaft; a plurality of grooves are formed in the second arc-shaped plate at intervals along the direction of the inner arc surface of the second arc-shaped plate; the balls are limited in the grooves in a one-to-one correspondence manner, and at least parts of the balls are exposed out of the corresponding grooves; and a spring is arranged in each groove, and the free end of each spring is connected with an arc-shaped sheet which is abutted to the corresponding ball.
Preferably, the ball is a hard rubber ball.
The invention has the beneficial effects that: the height of a worker can be adjusted on the ground through the electric telescopic rod for detection operation, the electric push rod is connected with the second arc-shaped plate for convenient adjustment, detection is carried out on fuel gas pipelines with different diameters, and the plurality of balls are attached to the fuel gas pipeline for sliding, so that the detection work is more convenient and labor-saving; meanwhile, if the detergent is sprayed on the pipeline, a bubbling part can be judged as a leakage part, and a gas sensor is arranged for double detection, so that the detection effect is enhanced, and the device has certain practical value.
Drawings
Fig. 1 is a schematic structural diagram of a leakage monitoring device for a gas pipeline according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1, fig. 1 is a schematic structural diagram of a leakage monitoring device for a gas pipeline according to an embodiment of the present invention.
The invention provides a leakage monitoring device for a gas pipeline, comprising: a support rod and a sliding detection device; wherein,
the support rod 1 comprises a holding part 2 and a telescopic rod fixedly connected with the holding part 2, and a detergent box 4 is arranged on the holding part 2;
the sliding detection device comprises a first arc-shaped plate 6 and a second arc-shaped plate 7 which are oppositely arranged at the top end of the telescopic rod; an electric push rod 8 is connected between the outer wall of the second arc-shaped plate 7 and the telescopic rod; the first arc-shaped plate 6 is provided with a cavity into which the second arc-shaped plate 7 is inserted, the inner wall of the second arc-shaped plate 7 is provided with a plurality of telescopic balls 9, and the inner wall of the first arc-shaped plate is provided with a plurality of limiting through holes which are matched with the balls 9 and communicated with the cavity; and the arc length of the second arc plate 7 is greater than the arc length of the first arc plate 6; spray holes are formed in the inner wall of the first arc-shaped plate 6 and the inner wall of the second arc-shaped plate, and a water suction pump 5 connected with the spray holes is arranged in the detergent box 4;
the gas leakage detection device further comprises a gas sensor 10 arranged on the first arc-shaped plate 6 and the second arc-shaped plate 7 and used for detecting gas leakage, and the hand holding portion 2 is provided with an alarm 11 connected with the gas sensor 10.
The invention has the beneficial effects that: the height of a worker can be adjusted on the ground through the electric telescopic rod for detection operation, the electric push rod is connected with the second arc-shaped plate for convenient adjustment, detection is carried out on fuel gas pipelines with different diameters, and the plurality of balls are attached to the fuel gas pipeline for sliding, so that the detection work is more convenient and labor-saving; meanwhile, if the detergent is sprayed on the pipeline, a bubbling part can be judged as a leakage part, and a gas sensor is arranged for double detection, so that the detection effect is enhanced, and the device has certain practical value.
In order to facilitate understanding of the leakage monitoring device for a gas pipeline provided in the embodiment of the present invention, the following detailed description is made with reference to specific embodiments.
With continued reference to fig. 1, the present invention provides a leakage monitoring device for a gas pipeline, comprising: a support bar 1 and a slide detection device; wherein,
the support rod 1 comprises a hand holding part 2 and a telescopic rod fixedly connected with the hand holding part 2, and a detergent box 4 is arranged on the hand holding part 2;
the sliding detection device comprises a first arc-shaped plate 6 and a second arc-shaped plate 7 which are oppositely arranged at the top end of the telescopic rod; wherein, an electric push rod 8 is connected between the outer wall of the second arc-shaped plate 7 and the telescopic rod; the first arc-shaped plate 6 is provided with a cavity for the second arc-shaped plate 7 to be inserted into, the inner wall of the second arc-shaped plate 7 is provided with a plurality of telescopic balls 9, and the balls 9 of the device are hard rubber balls. A plurality of limiting through holes which are matched with the balls 9 and communicated with the cavity are formed in the inner wall of the first arc-shaped wire plate; and the arc length of the second arc plate 7 is greater than that of the first arc plate 6; spray holes are formed in the inner wall of the first arc-shaped plate 6 and the inner wall of the second arc-shaped plate, and a water suction pump 5 connected with the spray holes is arranged in the detergent box 4; specifically, the telescopic link is electric telescopic handle 3, holds and is provided with on 2 with electric telescopic handle 3, electric putter 8 and water pump difference electric connection's control switch 12.
In order to enable the balls 9 to be clamped in the corresponding limiting through holes after retracting, the second arc-shaped plate 7 is hinged to the top end of the telescopic rod through a rotating shaft; a plurality of grooves are arranged on the second arc-shaped plate 7 at intervals along the direction of the inner arc surface; the balls 9 are correspondingly limited in the grooves and at least part of the balls is exposed out of the corresponding grooves. A spring is arranged in each groove, and the free end of each spring is connected with an arc-shaped sheet which is abutted to the corresponding ball 9. Two optional balls 9 at end 1-2 on the second arc line board of the device are arranged in a telescopic way, so that the diameter of the sliding detection device can be conveniently adjusted.
Preferably, the gas leakage detection device further comprises a gas sensor 10 arranged on the first arc-shaped plate 6 and the second arc-shaped plate 7 and used for detecting gas leakage, and the hand holding part 2 is provided with an alarm 11 connected with the gas sensor 10.
The device is when specifically using, according to the length of pipeline altitude mixture control electric telescopic handle 3, make the slip detection device encircle the outer wall at gas pipeline, and start electric putter 8, make second arc 7 get into in the first arc 6, the 9 blocks of telescopic ball are in spacing through-hole, adjust to a plurality of balls 9 and all laminate on gas pipeline's outer wall, it is more laborsaving to make the slip, start suction pump 5, spray detergent water, can be soapy water or laundry powder water, there is gas sensor 10 to carry out gaseous detection simultaneously, if there is bubbling position or siren 11 to send out the police dispatch newspaper, all need to stop carefully to observe. The reciprocating ascending operation of maintenance workers is avoided, and the device can comprehensively detect the gas pipeline; specifically, when the gas sensor 10 detects a pipeline through which natural gas flows, the gas sensor may be replaced with a gas alarm, and the gas sensor can be closer to a gas leakage portion.
According to the description, the electric telescopic rod 3 is arranged, so that a worker can adjust the height on the ground to perform detection operation, the electric push rod 8 is connected with the second arc-shaped plate 7, the adjustment is convenient, the detection is performed on natural gas pipelines with different diameters, and the plurality of balls 9 are attached to the gas pipelines to slide, so that the detection operation is more convenient and labor-saving; meanwhile, if the detergent is sprayed on the pipeline, a bubbling part can be judged as a leakage part, and the gas sensor 10 is arranged for double detection, so that the detection effect is enhanced, and certain practical value is achieved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A leakage monitoring device for a gas pipeline, comprising: a support rod and a sliding detection device; wherein,
the support rod comprises a holding part and a telescopic rod fixedly connected with the holding part, and a detergent box is arranged on the holding part;
the sliding detection device comprises a first arc-shaped plate and a second arc-shaped plate which are oppositely arranged at the top end of the telescopic rod; an electric push rod is connected between the outer wall of the second arc-shaped plate and the telescopic rod; the first arc-shaped plate is provided with a cavity into which the second arc-shaped plate is inserted, the inner wall of the second arc-shaped plate is provided with a plurality of telescopic balls, and the inner wall of the first arc-shaped plate is provided with a plurality of limiting through holes which are matched with the balls and communicated with the cavity; and the arc length of the second arcuate plate is greater than the arc length of the first arcuate plate; spray holes are formed in the inner wall of the first arc-shaped plate and the inner wall of the second arc-shaped plate, and a water suction pump connected with the spray holes is arranged in the detergent box;
still including setting up be in first arc with be used for detecting the gas sensor that gas leaked on the second arc, the portion of holding is provided with the connection the siren of gas sensor.
2. The leakage monitoring device for the gas pipeline according to claim 1, wherein the telescopic rod is an electric telescopic rod, and the grip portion is provided with a control switch electrically connected to the electric telescopic rod, the electric push rod and the water pump respectively.
3. The leakage monitoring device for the gas pipeline according to claim 1, wherein the second arc-shaped plate is hinged to the top end of the telescopic rod through a rotating shaft; a plurality of grooves are formed in the second arc-shaped plate at intervals along the direction of the inner arc surface of the second arc-shaped plate; the balls are limited in the grooves in a one-to-one correspondence manner, and at least parts of the balls are exposed out of the corresponding grooves; and a spring is arranged in each groove, and the free end of each spring is connected with an arc-shaped sheet which is abutted to the corresponding ball.
4. A leak monitoring device for a gas pipe according to claim 3, characterized in that the ball is a hard rubber sphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911305967.XA CN110906172A (en) | 2019-12-18 | 2019-12-18 | Leakage monitoring device for gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911305967.XA CN110906172A (en) | 2019-12-18 | 2019-12-18 | Leakage monitoring device for gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110906172A true CN110906172A (en) | 2020-03-24 |
Family
ID=69826235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911305967.XA Withdrawn CN110906172A (en) | 2019-12-18 | 2019-12-18 | Leakage monitoring device for gas pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110906172A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780896A (en) * | 2021-01-15 | 2021-05-11 | 湖南镭目科技有限公司 | Metallurgical industry steel scrap identification system |
-
2019
- 2019-12-18 CN CN201911305967.XA patent/CN110906172A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780896A (en) * | 2021-01-15 | 2021-05-11 | 湖南镭目科技有限公司 | Metallurgical industry steel scrap identification system |
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Legal Events
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20200324 |