CN111734962A - Gas pipeline detection device - Google Patents
Gas pipeline detection device Download PDFInfo
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- CN111734962A CN111734962A CN202010618495.XA CN202010618495A CN111734962A CN 111734962 A CN111734962 A CN 111734962A CN 202010618495 A CN202010618495 A CN 202010618495A CN 111734962 A CN111734962 A CN 111734962A
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- gas pipeline
- shell
- fixed
- connecting rod
- wall
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- 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
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention relates to the technical field of gas pipeline detection, and particularly discloses a gas pipeline detection device which comprises two semi-cylindrical shells wrapping a gas pipeline, wherein the two shells are symmetrically arranged relative to the gas pipeline; the inner wall of the shell is provided with a semi-annular detection cavity, both ends of the detection cavity are subjected to fillet treatment, and the inner wall of the detection cavity is provided with a gas inspection device; the inner wall of one end part of the shell is an arc-shaped surface, the other end of the shell is hinged with a connecting rod, a torsion spring is fixed between the connecting rod and the shell, a driving motor is fixed at the end part of the connecting rod, and a driving wheel is fixed on an output shaft of the driving motor; two connecting plates are fixed on one side of the shell, the connecting plates are parallel to each other, sliding rods are arranged between the opposite connecting plates, the connecting plates are connected to the sliding rods in a sliding mode, and springs are fixed between the sliding rods and the connecting plates; a wedge-shaped opening is formed in the end part, far away from the connecting rod, of the other side of the shell; the invention aims to solve the problem that a main gas pipeline of a community is inconvenient to detect.
Description
Technical Field
The invention relates to the technical field of gas pipeline detection, and particularly discloses a gas pipeline detection device.
Background
At present, with the wide application of people to gas, the gas pipeline is basically installed in residential communities, and convenience is brought to the life of residents in families to a great extent. However, due to the particularity of natural gas, the danger level of natural gas also deeply affects and threatens the safety of life and property of people, and safety accidents of residential districts caused by gas also happen. Therefore, the gas pipeline needs to be repaired and maintained regularly, and the safety of the gas pipeline is ensured. In a residential community, a general residential building is provided with a plurality of vertical main gas pipelines, the main gas pipelines are fixed on the wall surface through a support and enter the house through branch pipelines; when detecting main gas pipeline whether leak gas, because main gas pipeline height is higher, often need artifical handheld detector utilize the safety rope to climb the building and detect simultaneously, the personal safety also can not obtain the guarantee simultaneously in the detection of neither being convenient for.
Disclosure of Invention
The invention aims to provide a gas pipeline detection device to solve the problem that a main gas pipeline of a community is inconvenient to detect.
In order to achieve the purpose, the basic scheme of the invention is as follows:
a gas pipeline detection device comprises two semi-cylindrical shells wrapping a gas pipeline, wherein the two shells are symmetrically arranged around the gas pipeline; the inner wall of the shell is provided with a semi-annular detection cavity, both ends of the detection cavity are subjected to fillet treatment, and the inner wall of the detection cavity is provided with a gas inspection device; the inner wall of one end part of the shell is an arc-shaped surface, the other end of the shell is hinged with a connecting rod which is obliquely arranged, a torsion spring is fixed between the connecting rod and the shell, the end part of the connecting rod is fixed with a driving motor, and an output shaft of the driving motor is fixed with a driving wheel which is attached to a gas pipeline; two connecting plates are fixed on one side of the shell, the connecting plates are parallel to each other, sliding rods are arranged between the opposite connecting plates, the connecting plates are connected to the sliding rods in a sliding mode, and springs are fixed between the sliding rods and the connecting plates; the other side of the shell is provided with a wedge-shaped opening at the end part far away from the connecting rod.
Optionally, the slide bar far away from the wedge-shaped opening in the slide bar is rotatably connected with an annular block, a torsion spring is arranged between the annular block and the slide bar, a support rod obliquely arranged is fixed on the annular block, an auxiliary motor is fixed at the end of the support rod, and an auxiliary wheel attached to a gas pipeline is fixed at the end of the auxiliary motor.
Optionally, the gas inspection device comprises a plurality of laser methane sensing modules, and the laser methane sensing modules are uniformly distributed around the circumferential direction of the inner wall of the detection cavity; the outer wall of one of the shells is provided with a PLC (programmable logic controller) connected with the laser methane sensing module, and the PLC can control the opening and closing of the driving motor and the auxiliary motor.
Optionally, a speed reducing motor is fixed on the outer wall of the shell, and the speed reducing motor is controlled to be turned on and off by a PLC (programmable logic controller); the output end of the speed reducing motor is fixedly provided with a connecting rod parallel to the gas pipeline, the connecting rod is perpendicular to the output end of the speed reducing motor, the end part of the connecting rod is fixedly provided with a U-shaped frame, the U-shaped frame is rotatably connected with a roller, and the surface of the roller is provided with paint.
Optionally, a groove is formed in the side wall, away from the connecting plate, of each shell, a plurality of balls are uniformly distributed in the groove, the balls are exposed out of the groove, the balls are rotatably connected in the groove, and the balls on the two shells are alternately distributed.
Optionally, rubber layers are fixed on the surfaces of the auxiliary wheel and the driving wheel, the auxiliary wheel and the two driving wheels are distributed around the gas pipeline in a circular array, and the auxiliary wheel and the driving wheels have a height difference.
The working principle and the beneficial effects of the scheme are as follows:
1. in the scheme, the gas pipeline is wrapped by the shell, the shell is pushed to move upwards at a constant speed on the gas pipeline by the driving wheel and the auxiliary wheel, and then the methane is detected by the laser methane sensing module in the shell; when casing and branch pipe, when the support meets, tip and wedge mouth and branch pipe that utilize the casing fillet to handle, the support cooperation, extrude the casing towards both ends, make the casing can cross pass the branch pipe, the support, the action wheel articulates on the casing simultaneously, and ensure through the torsional spring that the action wheel can laminate the gas pipeline, for the casing provides power constantly, ensure that the casing can not block on the gas pipeline, make the casing carry out complete detection to the gas pipeline, need not artifical handheld, the personal safety can be protected when both being convenient for detect.
2. In this scheme, laser methane sensing module when detecting methane and leaking, through opening and close of PLC controller control gear motor, makes the connecting rod drive the gyro wheel and fills out coating in corresponding position, marks, is convenient for to leak the accurate detection in position or maintenance.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a housing according to an embodiment of the present invention;
fig. 4 is a front view of a housing in an embodiment of the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a gas pipeline 1, a branch pipe 2, a support 3, a shell 4, a detection cavity 5, a laser methane detection module 6, a connecting plate 7, a sliding rod 8, a connecting rod 9, a driving motor 10, a driving wheel 11, a ball 12, a spring 13, an annular block 14, a support rod 15, an auxiliary motor 16, an auxiliary wheel 17, a speed reduction motor 18, a connecting rod 19, a U-shaped frame 20, a roller 21 and a wedge-shaped opening 22.
Examples
As shown in fig. 1, 2, 3 and 4: a gas pipeline detection device comprises two semi-cylindrical shells 4 wrapping a gas pipeline 1, wherein the two shells 4 are symmetrically arranged relative to the gas pipeline 1; a semi-annular detection cavity 5 is formed in the inner wall of the shell 4, both ends of the detection cavity 5 are subjected to fillet treatment, and a gas inspection device is arranged on the inner wall of the detection cavity 5; the inner wall of one end part of the shell 4 is an arc-shaped surface, the other end of the shell 4 is hinged with a connecting rod 9 which is obliquely arranged, a torsion spring is fixed between the connecting rod 9 and the shell 4, the end part of the connecting rod 9 is fixed with a driving motor 10, and an output shaft of the driving motor 10 is fixed with a driving wheel 11 which is attached to the gas pipeline 1; two connecting plates 7 are fixed on one side of the shell 4, the connecting plates 7 are parallel to each other, sliding rods 8 are arranged between the opposite connecting plates 7, the connecting plates 7 are connected to the sliding rods 8 in a sliding mode, and springs 13 are fixed between the sliding rods 8 and the connecting plates 7; the other side of the shell 4 is provided with a wedge-shaped opening 22 at the end part far away from the connecting rod 9, the side wall is provided with a groove, a plurality of balls 12 are uniformly distributed in the groove, the balls 12 are exposed out of the groove, the balls 12 are rotationally connected in the groove, and the balls 12 on the two shells 4 are alternately distributed; an annular block 14 is rotatably connected to the slide rod 8 far away from the wedge-shaped opening 22 in the slide rod 8, a torsion spring is arranged between the annular block 14 and the slide rod 8, a support rod 15 which is obliquely arranged is fixed on the annular block 14, an auxiliary motor 16 is fixed at the end part of the support rod 15, an auxiliary wheel 17 attached to the gas pipeline 1 is fixed at the end part of the auxiliary motor 16, rubber layers are fixed on the surfaces of the auxiliary wheel 17 and the driving wheels 11, the auxiliary wheel 17 and the two driving wheels 11 are distributed around the gas pipeline 1 in a circular array manner, and the auxiliary wheel 17 and the driving wheels 11 have a height difference; a speed reducing motor 18 is fixed on the outer wall of the shell 4, a connecting rod 19 parallel to the gas pipeline 1 is fixed at the output end of the speed reducing motor 18, the connecting rod 19 is perpendicular to the output end of the speed reducing motor 18, a UU-shaped frame 20 is fixed at the end part of the connecting rod 19, a roller 21 is rotatably connected on the UU-shaped frame 20, and paint is arranged on the surface of the roller 21. The outer wall of one of the shells 4 is provided with a PLC (programmable logic controller) connected with the laser methane sensing module (adopting a wireless connection mode such as Bluetooth), and the PLC can control the opening and closing of the driving motor 10, the auxiliary motor 16 and the speed reducing motor 18.
The two shells 4 respectively slide towards the end parts of the slide bars 8, the shells 4 are installed on the gas pipeline 1 by keeping the downward orientation of the driving wheels 11, and the wedge-shaped openings 22 are kept opposite to the branch pipes 2 and the brackets 3; casing 4 is lived gas pipeline 1 parcel in the reverse slip under the effect of spring 13, and action wheel 11, auxiliary wheel 17 at this moment laminate with gas pipeline 1 all the time under the effect of torsional spring, and the cooperation centre gripping prevents that casing 4 and gas pipeline 1 from breaking away from between action wheel 11 and the auxiliary wheel 17 on gas pipeline 1.
The PLC controller is used for simultaneously starting the driving motor 10 and the auxiliary motor 16, the driving motor 10 drives the driving wheel 11, and the auxiliary motor 16 drives the auxiliary wheel 17, so that the shell 4 is pushed to move upwards on the gas pipeline 1 at a constant speed; in the running process, a laser methane sensing module in the detection cavity 5 detects air near the gas pipeline 1; when the condition of methane leakage is detected, the laser methane sensing module transmits a corresponding signal to the PLC, the PLC starts the speed reducing motor 18 to rotate forwards in a delayed mode, the speed reducing motor 18 drives the roller 21 to be attached to the gas pipeline 1 through the connecting rod 19, and the leakage position of the gas pipeline 1 is marked by painting; after methane is not detected, the laser methane sensing module transmits a corresponding signal to the PLC, the PLC starts the reducing motor 18 to rotate reversely in a delayed mode, the reducing motor 18 drives the roller 21 to be separated from the gas pipeline 1 through the connecting rod 19, and then the PLC controls the reducing motor 18 to be turned off.
When the shell 4 is contacted with the branch pipe 2, the branch pipe 2 is inserted into the joint of the two shells 4 through the wedge-shaped opening 22, the two shells 4 are pushed towards opposite directions, a gap is generated between the shells 4 to accommodate the branch pipe 2, and the shells 4 can pass through the branch pipe 2; the balls 12 in the grooves of the shell 4 reduce the friction between the branch pipes 2 and the shell 4, so that the shell 4 can pass through the branch pipes 2 and reduce the abrasion to objects; after the shell 4 passes through the branch pipe 2, the shell 4 slides reversely under the action of the spring 13 to wrap the gas pipeline 1 again.
When the shell 4 is contacted with the bracket 3, the annular bracket 3 is contacted with the arc-shaped surface at the end part of the shell 4, the bracket 3 gradually pushes the two shells 4 to opposite directions, and a gap is generated between the shells 4 to accommodate the bracket 3, so that the shells 4 can pass through the bracket 3; after the housing 4 passes through the bracket 3, the housing 4 slides reversely under the action of the spring 13 to wrap the gas pipeline 1 again.
And repeating the process until the shell 4 moves to the top end of the gas pipeline 1, simultaneously closing the driving motor 10 and the auxiliary motor 16 through the PLC, and taking down the shell 4.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (6)
1. The utility model provides a gas pipeline detection device which characterized in that: the gas pipeline device comprises two semi-cylindrical shells wrapping a gas pipeline, wherein the two shells are symmetrically arranged relative to the gas pipeline; the inner wall of the shell is provided with a semi-annular detection cavity, both ends of the detection cavity are subjected to fillet treatment, and the inner wall of the detection cavity is provided with a gas inspection device; the inner wall of one end part of the shell is an arc-shaped surface, the other end of the shell is hinged with a connecting rod which is obliquely arranged, a torsion spring is fixed between the connecting rod and the shell, the end part of the connecting rod is fixed with a driving motor, and an output shaft of the driving motor is fixed with a driving wheel which is attached to a gas pipeline; two connecting plates are fixed on one side of the shell, the connecting plates are parallel to each other, sliding rods are arranged between the opposite connecting plates, the connecting plates are connected to the sliding rods in a sliding mode, and springs are fixed between the sliding rods and the connecting plates; the other side of the shell is provided with a wedge-shaped opening at the end part far away from the connecting rod.
2. The gas pipeline detection device according to claim 1, wherein: the sliding rod far away from the wedge-shaped opening in the sliding rod is rotatably connected with an annular block, a torsion spring is arranged between the annular block and the sliding rod, a supporting rod which is obliquely arranged is fixed on the annular block, an auxiliary motor is fixed at the end of the supporting rod, and an auxiliary wheel which is attached to a gas pipeline is fixed at the end of the auxiliary motor.
3. The gas pipeline detection device according to claim 2, wherein: the gas detection device comprises a plurality of laser methane sensing modules which are uniformly distributed around the circumferential direction of the inner wall of the detection cavity; the outer wall of one of the shells is provided with a PLC (programmable logic controller) connected with the laser methane sensing module, and the PLC can control the opening and closing of the driving motor and the auxiliary motor.
4. The gas pipeline detection device according to claim 3, wherein: a speed reducing motor is fixed on the outer wall of the shell and is controlled to be opened and closed by a PLC (programmable logic controller); the output end of the speed reducing motor is fixedly provided with a connecting rod parallel to the gas pipeline, the connecting rod is perpendicular to the output end of the speed reducing motor, the end part of the connecting rod is fixedly provided with a U-shaped frame, the U-shaped frame is rotatably connected with a roller, and the surface of the roller is provided with paint.
5. The gas pipeline detection device according to claim 4, wherein: the side wall of the shell far away from the connecting plate is provided with a groove, a plurality of balls are uniformly distributed in the groove, the balls are exposed out of the groove, the balls are rotatably connected in the groove, and the balls on the two shells are alternately distributed.
6. The gas pipeline detection device according to claim 5, wherein: the auxiliary wheel and the two driving wheels are distributed around the gas pipeline in a circular array, and the auxiliary wheel and the driving wheels have height difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618495.XA CN111734962B (en) | 2020-07-01 | 2020-07-01 | Gas pipeline detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010618495.XA CN111734962B (en) | 2020-07-01 | 2020-07-01 | Gas pipeline detection device |
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| Publication Number | Publication Date |
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| CN111734962A true CN111734962A (en) | 2020-10-02 |
| CN111734962B CN111734962B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010618495.XA Active CN111734962B (en) | 2020-07-01 | 2020-07-01 | Gas pipeline detection device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007608A (en) * | 2020-12-21 | 2021-06-22 | 陕西泰诺特检测技术有限公司 | Pipeline leakage detector |
| CN113606503A (en) * | 2021-09-07 | 2021-11-05 | 哈尔滨商业大学 | A gas leakage detection device for natural gas line carries |
| CN113655088A (en) * | 2021-09-01 | 2021-11-16 | 信阳富地燃气有限公司 | Anti testing arrangement that fires of gas pipe |
| CN113739083A (en) * | 2021-10-18 | 2021-12-03 | 湖南桂阳金煌管道燃气有限公司 | Detection apparatus for gas pipeline gas leakage that breaks |
| CN116928602A (en) * | 2023-07-25 | 2023-10-24 | 奥德集团有限公司 | Gas pipeline detection device |
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| CN204042456U (en) * | 2014-09-19 | 2014-12-24 | 广东梅雁吉祥水电股份有限公司 | A kind of new energy infrasonic wave Pipeline Leakage Point detector |
| US20160136823A1 (en) * | 2014-11-13 | 2016-05-19 | Research & Business Foundation Sungkyunkwan University | Active joint module and robot for inspection of pipeline with this module |
| CN109060960A (en) * | 2018-09-14 | 2018-12-21 | 国网湖北省电力有限公司武汉供电公司 | Carbon-fibre wire dynamic on-line monitoring method and its detector |
| CN208652149U (en) * | 2018-09-11 | 2019-03-26 | 四川博能燃气股份有限公司 | A kind of fuel gas transmission gas leak detection device |
| CN210141970U (en) * | 2019-09-04 | 2020-03-13 | 徐晓晖 | Boiler pipeline detection device |
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2020
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| CN204042456U (en) * | 2014-09-19 | 2014-12-24 | 广东梅雁吉祥水电股份有限公司 | A kind of new energy infrasonic wave Pipeline Leakage Point detector |
| US20160136823A1 (en) * | 2014-11-13 | 2016-05-19 | Research & Business Foundation Sungkyunkwan University | Active joint module and robot for inspection of pipeline with this module |
| CN208652149U (en) * | 2018-09-11 | 2019-03-26 | 四川博能燃气股份有限公司 | A kind of fuel gas transmission gas leak detection device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113007608A (en) * | 2020-12-21 | 2021-06-22 | 陕西泰诺特检测技术有限公司 | Pipeline leakage detector |
| CN113655088A (en) * | 2021-09-01 | 2021-11-16 | 信阳富地燃气有限公司 | Anti testing arrangement that fires of gas pipe |
| CN113606503A (en) * | 2021-09-07 | 2021-11-05 | 哈尔滨商业大学 | A gas leakage detection device for natural gas line carries |
| CN113606503B (en) * | 2021-09-07 | 2023-09-01 | 成都工业职业技术学院 | Air leakage detection device for natural gas pipeline transportation |
| CN113739083A (en) * | 2021-10-18 | 2021-12-03 | 湖南桂阳金煌管道燃气有限公司 | Detection apparatus for gas pipeline gas leakage that breaks |
| CN116928602A (en) * | 2023-07-25 | 2023-10-24 | 奥德集团有限公司 | Gas pipeline detection device |
| CN116928602B (en) * | 2023-07-25 | 2024-01-23 | 奥德集团有限公司 | Gas pipeline detection device |
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| Publication number | Publication date |
|---|---|
| CN111734962B (en) | 2022-04-05 |
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