CN115560255B - Gas pipeline leakage detection device - Google Patents
Gas pipeline leakage detection device Download PDFInfo
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- CN115560255B CN115560255B CN202210948739.XA CN202210948739A CN115560255B CN 115560255 B CN115560255 B CN 115560255B CN 202210948739 A CN202210948739 A CN 202210948739A CN 115560255 B CN115560255 B CN 115560255B
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- 238000001514 detection method Methods 0.000 title claims abstract description 92
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 144
- 239000000428 dust Substances 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
- F16M11/105—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis the horizontal axis being the roll axis, e.g. for creating a landscape-portrait rotation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
- F16M11/425—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels along guiding means
-
- 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
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the field of municipal facility maintenance, in particular to a gas pipeline leakage detection device. The invention aims to provide a gas pipeline leakage detection device which can be used for rapidly detecting a gas pipeline and comprehensively detecting the gas pipeline. A gas pipeline leakage detection device comprises a mounting frame, a short-axis roller, a long-axis roller, a supporting frame and the like; the utility model discloses a mounting bracket, including the mounting bracket, the mounting bracket lower part symmetry rotation is connected with the minor axis gyro wheel, one side symmetry rotation that the minor axis gyro wheel was kept away from to the mounting bracket lower part is connected with the major axis gyro wheel, the mounting bracket top rigid coupling has the support frame. According to the invention, the pulling sleeve is driven to reciprocate by the reciprocating rotation of the driving belt, and the gas detection alarm is driven to reciprocate by the reciprocating movement of the pulling sleeve, so that when gas leakage exists in the gas pipeline, the gas detection alarm gives out warning sound to remind workers, and therefore, whether the gas leakage exists in the gas pipeline can be detected rapidly, and the gas detection alarm can detect the gas pipeline more comprehensively.
Description
Technical Field
The invention relates to the field of municipal facility maintenance, in particular to a gas pipeline leakage detection device.
Background
In the gas industry, safety accidents caused by gas leakage are countless, and the gas leakage not only can cause material and energy loss, but also can cause environmental pollution, and more importantly, accidents and harm can be caused, so that casualties are caused. The gas leakage is caused by a plurality of reasons, the rubber tube can be aged after the gas pipeline is used for a long time, the hidden danger of gas leakage exists, the gas pipeline can be corroded after being contacted with water or soil for a long time, and the gas leakage is caused, so that the regular checking of whether the gas pipeline has the gas leakage is a very necessary thing.
When the gas pipeline for conveying the natural gas is detected, a worker holds the detection equipment, walks along the gas pipeline, performs gas leakage detection on the gas pipeline, and is long in general, the distance required to be detected by the worker is long, troublesome, the pipeline is large and long, the gas pipeline is detected manually, the problems of inconvenient and incomplete detection exist, the gas leakage is easy to occur, and accidents are easy to occur due to untimely maintenance; therefore, there is a need for a gas pipeline leakage detection device that can quickly detect a gas pipeline and comprehensively detect the gas pipeline.
Disclosure of Invention
The invention provides a gas pipeline leakage detection device which can be used for rapidly detecting a gas pipeline and comprehensively detecting the gas pipeline.
The technical scheme of the invention is as follows: the utility model provides a gas pipeline leak detection device, is including mounting bracket, minor axis gyro wheel, major axis gyro wheel, support frame, drive assembly and gas detection part, mounting bracket lower part symmetry rotation is connected with the minor axis gyro wheel, one side symmetry rotation that the minor axis gyro wheel was kept away from to the mounting bracket lower part is connected with the major axis gyro wheel, minor axis gyro wheel and major axis gyro wheel and gas pipeline contact, mounting bracket top fixedly connected with support frame, be equipped with drive assembly on the mounting bracket and be connected with the support frame, be equipped with gas detection part and drive assembly connection on the support frame.
As the improvement of above-mentioned scheme, drive unit is including biax motor, worm, extension board, transmission shaft, worm wheel and universal joint, support frame downside fixedly connected with biax motor, fixedly connected with worm on one of them output shaft of biax motor, mounting bracket downside symmetry fixedly connected with extension board, the worm is located between two extension boards, two the extension board is rotation type connection has the transmission shaft jointly, transmission shaft middle part fixedly connected with worm wheel, worm and worm wheel meshing, transmission shaft both ends fixedly connected with universal joint, two the universal joint is the symmetry setting, the one end and the major axis gyro wheel fixed connection of transmission shaft are kept away from to the universal joint.
As the improvement of above-mentioned scheme, gas detection part is including driving roller, driving belt, leading truck, pulling cover, gas detection alarm, driven plate, screw rod, thread bush, reset spring and cam disc, rotation type is connected with three driving roller on the support frame, and is three around having driving belt between the driving roller, fixedly connected with leading truck on support frame upper portion, fixedly connected with pulling cover on the driving belt, sliding type is connected with gas detection alarm on the leading truck, gas detection alarm is connected with pulling cover rotation type, sliding type is connected with the driven plate on the support frame, driven plate both ends fixedly connected with screw rod, two the screw rod is the symmetry setting, two that are located the below the one end fixedly connected with thread bush of driving roller keeping away from driving belt, thread bush and screw rod pass through screw thread fit, be connected with reset spring between driven plate and the support frame, fixedly connected with dish on the opposite side output shaft of biax motor, the symmetry is equipped with the lug on the cam disc, the contact of dish and driven plate.
As the improvement of above-mentioned scheme, still including the gas delivery component, the gas delivery component is established on the support frame, the gas delivery component is including support, cambered surface pipe, the pump body, check valve one, flexible hose, check valve two, blast pipe, piston grillage and inclined plane push pedal, support frame downside symmetry fixedly connected with support, rotationally be connected with cambered surface pipe on the support, fixedly connected with pump body on the support, the one end intercommunication that the pump body is close to cambered surface pipe has check valve one, the one end intercommunication that the pump body was kept away from to the check valve has flexible hose, the one end and cambered surface pipe intercommunication that the check valve one was kept away from to flexible hose, the one end intercommunication that the pump body top intercommunication has check valve two, the one end intercommunication that the pump body was kept away from to the check valve two has the blast pipe, the sliding connection has the piston grillage on the pump body, one side that the piston grillage is close to cambered surface pipe is located the pump body, driven plate downside symmetry fixedly connected with inclined plane push pedal, inclined plane push pedal and piston grillage sliding connection.
As the improvement of above-mentioned scheme, still including swing part, swing part establishes on the piston grillage and is connected with the cambered surface pipe, swing part is including stock, pulling rod and connecting rod, fixedly connected with stock on the piston grillage, one side fixedly connected with pulling rod of inclined plane push pedal is kept away from to the cambered surface pipe, the one end rotation type that the cambered surface pipe was kept away from to the pulling rod is connected with the connecting rod, the one end that the pulling rod was kept away from to the connecting rod is kept away from the one end rotation type connection that the piston grillage was kept away from with the stock.
As the improvement of above-mentioned scheme, still including direction cover and filter screen, the blast pipe is kept away from the one end intercommunication of check valve two and is had the direction cover, fixedly connected with filter screen on the direction cover.
As the improvement of above-mentioned scheme, still including connecting plate and brush board, support frame top fixedly connected with connecting plate, the one end fixedly connected with brush board of support frame is kept away from to the connecting plate, the brush board can be with gas detection alarm contact.
The invention has the following advantages:
1. according to the invention, the long-axis roller rotates to drive the mounting frame to smoothly and slowly move forwards towards the gas pipeline, the mounting frame moves to drive the short-axis roller to rotate, and the mounting frame moves to drive the support frame to move, so that the device can comprehensively detect whether gas leaks along the gas pipeline.
2. According to the invention, the pulling sleeve is driven to reciprocate through the reciprocating rotation of the driving belt, the gas detection alarm is driven to reciprocate through the reciprocating movement of the pulling sleeve, and when the gas leakage exists in the gas pipeline, the gas detection alarm gives out warning sound to remind workers, so that whether the gas leakage exists in the gas pipeline can be detected quickly, and the gas detection alarm can reciprocate along the radian of the upper part of the gas pipeline, so that the gas detection alarm can detect the gas pipeline more comprehensively, and the situation that the gas detection alarm is too far away from the gas leakage is avoided.
3. According to the invention, the extracted air is conveyed to the upper side surface of the gas pipeline through the exhaust pipe, and then the gas detection alarm is used for detecting whether gas leakage exists, so that the gas detection alarm can detect whether gas leakage exists on the left side and the right side of the gas pipeline, and the detection range of gas leakage is enlarged.
4. According to the invention, the gas detection alarm is contacted with the brush plate when in reciprocating movement, so that dust attached to the detection port of the gas detection alarm is wiped off, and therefore, dust existing in air is prevented from being attached to the detection port of the gas detection alarm, and the gas detection alarm is prevented from being influenced to detect gas.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic partial perspective view of a first embodiment of the present invention.
Fig. 4 is a schematic partial perspective view of a second embodiment of the present invention.
Fig. 5 is a schematic view of a first partial cross-sectional perspective structure of the present invention.
Fig. 6 is an enlarged perspective view of the present invention a.
Fig. 7 is a schematic view of a third partial perspective view of the present invention.
Fig. 8 is a schematic view of a second partial cross-sectional perspective structure of the present invention.
Fig. 9 is a schematic view of a fourth partial perspective view of the present invention.
Fig. 10 is a schematic perspective view of the cam plate of the present invention.
Fig. 11 is a schematic partial perspective view of a fifth embodiment of the present invention.
Fig. 12 is a schematic view of a third partial cross-sectional perspective structure of the present invention.
Fig. 13 is a schematic view of a sixth partial perspective view of the present invention.
Reference numerals in the figures: the device comprises a 1-gas pipeline, a 21-mounting frame, a 22-short shaft roller, a 23-long shaft roller, a 3-supporting frame, a 4-driving component, a 41-double shaft motor, a 42-worm, a 43-supporting plate, a 44-transmission shaft, a 45-worm wheel, a 46-universal joint, a 5-gas detection component, a 51-transmission roller, a 52-transmission belt, a 53-guiding frame, a 54-pulling sleeve, a 55-gas detection alarm, a 56-driven plate, a 57-screw, a 58-thread sleeve, a 59-return spring, a 510-cam disc, a 6-gas conveying component, a 61-supporting frame, a 62-cambered surface pipe, a 63-pump body, a 64-one-way valve I, a 65-telescopic hose, a 66-one-way valve II, a 67-exhaust pipe, a 68-piston plate frame, a 69-inclined push plate, a 7-swinging component, a 71-long rod, a 72-pulling rod, a 73-connecting rod, a 81-guiding cover, a 82-hairbrush, a 91-connecting plate and a 92-plate.
Detailed Description
In order to make the object technical scheme and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
1-13, including mounting bracket 21, minor axis gyro wheel 22, major axis gyro wheel 23, support frame 3, drive component 4 and gas detection part 5, the symmetry rotation type of mounting bracket 21 lower part is connected with minor axis gyro wheel 22, the symmetry rotation type of one side that minor axis gyro wheel 22 was kept away from to mounting bracket 21 lower part is connected with major axis gyro wheel 23, minor axis gyro wheel 22 and major axis gyro wheel 23 and gas pipeline 1 contact, minor axis gyro wheel 22 and major axis gyro wheel 23 are used for driving mounting bracket 21 and remove, there is support frame 3 at the mounting bracket 21 top through bolted connection, be equipped with drive component 4 on the mounting bracket 21 and be connected with support frame 3, drive component 4 is used for driving major axis gyro wheel 23 and rotates, be equipped with gas detection part 5 and drive component 4 on the support frame 3 and connect, gas detection part 5 is used for detecting whether gas pipeline 1 has the gas leakage, and when gas pipeline 1 has the gas leakage, gas detection part 5 can remind the staff.
The driving component 4 comprises a double-shaft motor 41, a worm 42, support plates 43, a transmission shaft 44, worm gears 45 and universal joints 46, the lower side of the support frame 3 is connected with the double-shaft motor 41 through bolts, one output shaft of the double-shaft motor 41 is provided with the worm 42, the worm 42 is horizontally arranged, the support plates 43 are symmetrically welded on the lower side of the mounting frame 21, the worm 42 is positioned between the two support plates 43, the two support plates 43 are connected with the transmission shaft 44 in a rotating mode, the transmission shaft 44 is horizontally arranged, the transmission shaft 44 is positioned below the worm 42, the worm gears 45 are arranged in the middle of the transmission shaft 44, the worm 42 is meshed with the worm gears 45, the universal joints 46 are arranged at two ends of the transmission shaft 44, the universal joints 46 are symmetrically arranged, one end of the universal joints 46, far away from the transmission shaft 44, is fixedly connected with the long-shaft idler wheel 23, the transmission shaft 44 rotates to drive the short-shaft idler wheel 22 to rotate through the universal joints 46, and the long-shaft idler wheel 23 rotates to drive the mounting frame 21 to slowly move forwards along the gas pipeline 1.
The gas detection part 5 comprises a driving roller 51, a driving belt 52, a guide frame 53, a pulling sleeve 54, a gas detection alarm 55, a driven plate 56, a screw 57, a thread sleeve 58, a reset spring 59 and a cam disk 510, wherein the three driving rollers 51 are rotatably connected to the support frame 3, the driving belt 52 is wound between the three driving rollers 51, the guide frame 53 is connected to the upper part of the support frame 3 through bolts, the pulling sleeve 54 is fixedly connected to the driving belt 52, the gas detection alarm 55 is slidingly connected to the guide frame 53, the guide frame 53 has a guiding function on the gas detection alarm 55, the gas detection alarm 55 is used for detecting whether the gas pipeline 1 has gas leakage, when the gas pipeline 1 has gas leakage, the gas detection alarm 55 can give out warning sound to remind workers, the gas detection alarm 55 is rotationally connected with the pulling sleeve 54, the driven plate 56 is slidingly connected on the support frame 3, two screws 57 are fixedly connected at two ends of the driven plate 56, the screws 57 are symmetrically arranged, one ends of the driving rollers 51, far away from the driving belt 52, of the driving rollers 51 are welded with threaded sleeves 58, the threaded sleeves 58 are in threaded fit with the screws 57, the screws 57 move to drive the threaded sleeves 58 to rotate, so that the two driving rollers 51 located below are driven to rotate, a reset spring 59 is connected between the driven plate 56 and the support frame 3 through hooks, cam plates 510 are arranged on output shafts of the other sides of the double-shaft motor 41, protruding blocks are symmetrically arranged on the cam plates 510, and the cam plates 510 are in contact with the driven plate 56.
In actual operation, the staff places short shaft roller 22 and long shaft roller 23 outside gas pipeline 1, start biax motor 41 afterwards, one of them output shaft rotation of biax motor 41 can drive worm 42 rotation, worm 42 rotation can drive the worm wheel 45 rotation rather than meshing, worm wheel 45 rotation can drive transmission shaft 44 rotation, transmission shaft 44 rotation can drive long shaft roller 23 through universal joint 46 at both ends and rotate, long shaft roller 23 rotation can drive mounting bracket 21 along gas pipeline 1 steady slowly move forward, mounting bracket 21 moves and can drive short shaft roller 22 rotation, mounting bracket 21 can drive support frame 3 and remove when moving, make this device can carry out comprehensive detection gas leakage to gas pipeline 1 along gas pipeline 1.
The other output shaft of the double-shaft motor 41 rotates to drive the cam disc 510, the cam disc 510 rotates to intermittently extrude the driven plate 56 to move away from the double-shaft motor 41, the reset spring 59 is compressed, the driven plate 56 moves away from the double-shaft motor 41 to drive the screw 57 to move, the screw 57 moves to drive the threaded sleeve 58 to rotate through threads, the threaded sleeve 58 rotates to drive the two lower driving rollers 51 to rotate, the two lower driving rollers 51 rotate to drive the driving belt 52, the driving belt 52 rotates to drive the upper driving roller 51 to rotate, the driving belt 52 rotates to drive the pulling sleeve 54 to move, the pulling sleeve 54 moves to drive the gas detection alarm 55 to move along the guide frame 53, the cam disc 510 continues to rotate and does not squeeze the driven plate 56 any more, the reset spring 59 resets to drive the driven plate 56 to reset the screw 57, the screw 57 to drive the threaded sleeve 58 to rotate reversely, the two lower driving rollers 51 rotate to drive the driving belt 52 to rotate reversely, the driving belt 52 rotates reversely, the gas detection alarm 55 is driven by the reciprocating motion of the gas detection alarm 55 to move reversely when the gas detection alarm sleeve 55 rotates reversely, and the gas detection alarm tube 1 rotates reversely, and the gas detection alarm tube is driven reversely rotates reversely, and the gas detection alarm tube 55 is driven reversely rotates reversely when the gas detection alarm tube 55 rotates reversely, and the gas detection alarm tube 1 is pulled reversely rotates reversely, and the gas alarm tube is pulled reversely. The gas detection alarm 55 is prevented from being too far from the place where the gas leaks to be detected.
Example 2
On the basis of the embodiment 1, as shown in fig. 2-13, the device further comprises a gas conveying component 6, wherein the gas conveying component 6 is used for extracting air on the left side and the right side of the gas pipeline 1 and conveying the air to the upper side surface of the gas pipeline 1, then a gas detection alarm 55 is used for detecting whether gas leakage exists or not, the detection range of the gas leakage is enlarged, the gas conveying component 6 is arranged on a support frame 3, the gas conveying component 6 comprises a support 61, a cambered surface pipe 62, a pump body 63, a first one-way valve 64, a telescopic hose 65, a second one-way valve 66, an exhaust pipe 67, a piston grillage 68 and a bevel push plate 69, the lower side surface of the support frame 3 is symmetrically connected with the support 61 through bolts, the support 61 is rotationally connected with a cambered surface pipe 62, a plurality of holes are formed on one side of the cambered surface pipe 62 close to the gas pipeline 1, the support 61 is connected with the pump body 63 through bolts, the pump body 63 is used for pumping air at the left side and the right side of the gas pipeline 1, one end of the pump body 63, which is close to the cambered surface pipe 62, is communicated with a first check valve 64, one end of the first check valve 64, which is far away from the pump body 63, is communicated with a telescopic hose 65, one end of the telescopic hose 65, which is far away from the first check valve 64, is communicated with the cambered surface pipe 62, the top of the pump body 63 is communicated with a second check valve 66, the first check valve 64 and the second check valve 66 enable the air in the pump body 63 to flow unidirectionally, one end of the second check valve 66, which is far away from the pump body 63, is communicated with an exhaust pipe 67, the exhaust pipe 67 is used for conveying the pumped air to the upper side of the gas pipeline 1, a piston grillage 68 is connected on the pump body 63 in a sliding manner, one side of the piston grillage 68, which is close to the cambered surface pipe 62, the lower side of the driven plate 56 is symmetrically and fixedly connected with a bevel push plate 69, the bevel thrust plate 69 is slidably coupled to the piston plate bracket 68.
The driven plate 56 reciprocates and drives the inclined plane push plates 69 on two sides to reciprocate, the inclined plane push plates 69 reciprocate and drive the piston grilles 68 to reciprocate in the pump body 63, the piston grilles 68 reciprocate in the pump body 63 and pump air on the left and right sides of the gas pipeline 1 from the cambered surface pipe 62 through the first check valve 64 and the telescopic hose 65, the pumped air is conveyed to the upper side surface of the gas pipeline 1 through the exhaust pipe 67, and the gas detection alarm 55 detects whether gas leakage exists or not, so that the gas detection alarm 55 can detect whether gas leakage exists or not on the left and right sides of the gas pipeline 1, and the detection range of expanding the gas leakage is achieved.
Example 3
On the basis of embodiment 2, as shown in fig. 11-13, the gas pipeline device further comprises a swinging component 7, the swinging component 7 is used for adjusting the angle of the cambered surface pipe 62 to enable the angle of the cambered surface pipe 62 to be more fully used for pumping air on the left side and the right side of the gas pipeline 1, the swinging component 7 is arranged on the piston plate frame 68 and is connected with the cambered surface pipe 62, the swinging component 7 comprises a long rod 71, a pulling rod 72 and a connecting rod 73, the long rod 71 is welded on the piston plate frame 68, the long rod 71 is horizontally arranged, the pulling rod 72 is welded on one side of the cambered surface pipe 62 far from the inclined surface push plate 69, a connecting rod 73 is rotatably connected with one end of the pulling rod 72 far from the cambered surface pipe 62, and one end of the connecting rod 73 far from the pulling rod 72 is rotatably connected with one end of the long rod 71 far from the piston plate frame 68.
The reciprocating movement of the piston plate frame 68 can drive the long rod 71 to reciprocate, the reciprocating movement of the long rod 71 can drive the connecting rod 73 to reciprocate through the pulling rod 72, and the reciprocating movement of the connecting rod 73 can drive the cambered surface pipe 62 to reciprocate, so that the angle of the cambered surface pipe 62 is adjusted, the air on the left side and the right side of the gas pipeline 1 is more fully extracted, and the gas detection alarm 55 can more comprehensively detect whether gas leakage exists around the gas pipeline 1.
Example 4
On the basis of embodiment 2, as shown in fig. 13, the air-conditioning device further comprises a guide cover 81 and a filter screen 82, wherein one end of the air exhaust pipe 67 far away from the second check valve 66 is communicated with the guide cover 81, the filter screen 82 is fixedly connected to the guide cover 81, and the filter screen 82 is used for filtering dust in the extracted air.
The air extracted from the exhaust pipe 67 is diffused to the upper side surface of the gas pipeline 1 more fully through the guide cover 81, so that the gas detection alarm 55 can detect whether gas leakage exists more fully, and the filter screen 82 can filter dust in the extracted air to prevent blocking the detection port of the gas detection alarm 55.
Example 5
On the basis of embodiment 1, as shown in fig. 7, the gas detection alarm device further comprises a connecting plate 91 and a brush plate 92, wherein the connecting plate 91 is connected to the top of the supporting frame 3 through bolts, the brush plate 92 is welded to one end, far away from the supporting frame 3, of the connecting plate 91, the brush plate 92 is in contact with the gas detection alarm device 55, and the brush plate 92 is used for wiping dust attached to a detection port of the gas detection alarm device 55.
In order to prevent dust existing in the air from adhering to the detection port of the gas detection alarm 55, the detection effect of the gas detection alarm 55 on the gas is affected, the gas detection alarm 55 intermittently contacts with the brush plate 92 in the reciprocating movement process, and the brush plate 92 reciprocates through the gas detection alarm 55 to wipe off the dust adhering to the detection port of the gas detection alarm 55.
The embodiments of the present invention have been described above with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present invention and the scope of the claims, which are all within the protection of the present invention.
Claims (4)
1. The utility model provides a gas pipeline leakage detection device, its characterized in that, including mounting bracket (21), minor axis gyro wheel (22), major axis gyro wheel (23), support frame (3), drive component (4) and gas detection part (5), mounting bracket (21) lower part rotation is connected with two minor axis gyro wheels (22) and two minor axis gyro wheels (22) symmetry sets up, one side rotation that minor axis gyro wheel (22) were kept away from to mounting bracket (21) lower part is connected with two major axis gyro wheels (23) and two major axis gyro wheels (23) symmetry sets up, minor axis gyro wheel (22) and major axis gyro wheel (23) contact with gas pipeline (1), support frame (3) are fixedly connected with at mounting bracket (21) top, be equipped with drive component (4) and be connected with support frame (3) on support frame (3) gas detection part (5) and drive component (4) are connected.
The driving component (4) comprises a double-shaft motor (41), a worm (42), support plates (43), a transmission shaft (44), worm gears (45) and universal joints (46), the lower side surface of the support frame (3) is fixedly connected with the double-shaft motor (41), one output shaft of the double-shaft motor (41) is fixedly connected with the worm (42), the lower side surface of the mounting frame (21) is symmetrically and fixedly connected with the support plates (43), the worm (42) is positioned between the two support plates (43), the two support plates (43) are jointly and rotatably connected with the transmission shaft (44), the middle part of the transmission shaft (44) is fixedly connected with the worm gears (45), the worm gears (42) are meshed with the worm gears (45), the two ends of the transmission shaft (44) are fixedly connected with the universal joints (46), and one end, far away from the transmission shaft (44), of each universal joint (46) is fixedly connected with the long-axis idler wheels (23).
The gas detection component (5) comprises a driving roller (51), a driving belt (52), a guide frame (53), a pulling sleeve (54), a gas detection alarm (55), a driven plate (56), a screw rod (57), a thread sleeve (58), a reset spring (59) and a cam disc (510), wherein three driving rollers (51) are rotatably connected to the supporting frame (3), the driving belt (52) is wound between the three driving rollers (51), the guide frame (53) is fixedly connected to the upper part of the supporting frame (3), the pulling sleeve (54) is fixedly connected to the driving belt (52), the gas detection alarm (55) is connected to the guide frame (53) in a sliding mode, the gas detection alarm (55) is rotatably connected to the pulling sleeve (54), the driven plate (56) is connected to the supporting frame (3) in a sliding mode, the two ends of the driven plate (56) are fixedly connected with the screw rods (57), the two screws (57) are symmetrically arranged, one ends of the two driving rollers (51) located below are far away from the driving belt (52) and fixedly connected with the thread sleeve (58), the driven plate (56) is in threaded connection with the thread sleeve (56) through the thread sleeve (58), a cam disc (510) is fixedly connected to an output shaft at the other side of the double-shaft motor (41), protruding blocks are symmetrically arranged on the cam disc (510), and the cam disc (510) is contacted with a driven plate (56);
the novel air pump comprises a support frame (3), and is characterized by further comprising an air conveying component (6), wherein the air conveying component (6) is arranged on the support frame (3), the air conveying component (6) comprises a support frame (61), an arc tube (62), a pump body (63), a first check valve (64), a telescopic hose (65), a second check valve (66), an exhaust pipe (67), a piston plate frame (68) and an inclined plane push plate (69), the support frame (3) is symmetrically and fixedly connected with the support frame (61), the arc tube (62) is rotatably connected to the support frame (61), the pump body (63) is fixedly connected to the support frame (61), one end of the pump body (63) close to the arc tube (62) is communicated with the first check valve (64), one end of the first check valve (64) far from the pump body (63) is communicated with the telescopic hose (65), one end of the first check valve (65) is communicated with the arc tube (62), one end of the pump body (63) is communicated with the second check valve (66), one end of the second check valve (66) far from the pump body (63) is communicated with the exhaust pipe (67), one end of the second check valve (66) is communicated with the piston plate frame (68) close to the piston plate frame (68) in a sliding mode, one side of the pump body (63) is close to the piston plate frame (62), the lower side surface of the driven plate (56) is symmetrically and fixedly connected with an inclined-plane push plate (69), and the inclined-plane push plate (69) is connected with a piston plate frame (68) in a sliding mode.
2. The gas pipeline leakage detection device according to claim 1, further comprising a swinging component (7), wherein the swinging component (7) is arranged on the piston plate frame (68) and is connected with the cambered surface pipe (62), the swinging component (7) comprises a long rod (71), a pulling rod (72) and a connecting rod (73), the long rod (71) is fixedly connected to the piston plate frame (68), the pulling rod (72) is fixedly connected to one side, far away from the inclined plane push plate (69), of the cambered surface pipe (62), one end, far away from the cambered surface pipe (62), of the pulling rod (72) is rotatably connected with the connecting rod (73), and one end, far away from the pulling rod (72), of the connecting rod (73) is rotatably connected with one end, far away from the piston plate frame (68), of the long rod (71).
3. The gas pipeline leakage detection device according to claim 2, further comprising a guide cover (81) and a filter screen (82), wherein one end of the exhaust pipe (67) away from the second check valve (66) is communicated with the guide cover (81), and the filter screen (82) is fixedly connected to the guide cover (81).
4. A gas pipeline leakage detection device as claimed in claim 3, further comprising a connecting plate (91) and a brush plate (92), wherein the connecting plate (91) is fixedly connected to the top of the supporting frame (3), the brush plate (92) is fixedly connected to one end of the connecting plate (91) away from the supporting frame (3), and the brush plate (92) is in contact with the gas detection alarm (55).
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| CN202210948739.XA CN115560255B (en) | 2022-08-09 | 2022-08-09 | Gas pipeline leakage detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210948739.XA CN115560255B (en) | 2022-08-09 | 2022-08-09 | Gas pipeline leakage detection device |
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| CN116928602B (en) * | 2023-07-25 | 2024-01-23 | 奥德集团有限公司 | Gas pipeline detection device |
| CN117108934B (en) * | 2023-09-20 | 2024-02-27 | 奥德集团有限公司 | Gas pipe network fault on-line detection system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112014465A (en) * | 2019-05-28 | 2020-12-01 | 上海鼎声电子科技有限公司 | Ultrasonic detection device and detection method for in-service pipeline or pressure vessel |
| CN210398417U (en) * | 2019-07-19 | 2020-04-24 | 湛江新奥燃气有限公司 | Gas pipeline leakage detection device with high reliability and high sensitivity |
| CN211780259U (en) * | 2020-02-27 | 2020-10-27 | 廊坊瑞普防护工程有限公司 | Leakage induction device for detecting tightness of natural gas pipeline |
| CN111174109B (en) * | 2020-03-19 | 2021-08-10 | 中国安全生产科学研究院 | Monitoring and early warning device for high consequence area of oil and gas pipeline |
| CN111649242A (en) * | 2020-07-15 | 2020-09-11 | 西南石油大学 | All-round continuous multi-functional automatic checkout device of pipeline |
| CN212840761U (en) * | 2020-07-21 | 2021-03-30 | 开封新奥燃气有限公司 | Gas pipeline sound wave positioner |
| JP7227394B2 (en) * | 2020-07-31 | 2023-02-21 | 広州海洋地質調査局 | Apparatus and method for detecting and dissolving hydrates in natural gas pipes |
| CN214147452U (en) * | 2020-11-14 | 2021-09-07 | 江苏杰霸物联网科技有限公司 | Pipeline leakage detection device based on wisdom gas |
| CN214369358U (en) * | 2020-12-18 | 2021-10-08 | 泰州中油燃气有限责任公司 | Gas pipeline leakage detection device |
| CN215636584U (en) * | 2021-05-13 | 2022-01-25 | 华能东莞燃机热电有限责任公司 | Air suction type natural gas pipeline leakage detection device |
| CN113739073A (en) * | 2021-08-09 | 2021-12-03 | 陈壮 | Natural gas power generation system with natural gas pipeline leakage monitoring effect |
| CN216480295U (en) * | 2021-10-28 | 2022-05-10 | 北京北燃港华燃气有限公司 | Natural gas leakage detection device |
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