CN113280267A - Natural gas pipeline detection device - Google Patents
Natural gas pipeline detection device Download PDFInfo
- Publication number
- CN113280267A CN113280267A CN202110237834.4A CN202110237834A CN113280267A CN 113280267 A CN113280267 A CN 113280267A CN 202110237834 A CN202110237834 A CN 202110237834A CN 113280267 A CN113280267 A CN 113280267A
- Authority
- CN
- China
- Prior art keywords
- wall
- brush
- pipeline
- natural gas
- smearing
- 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.)
- Granted
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000003345 natural gas Substances 0.000 title claims abstract description 33
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000003860 storage Methods 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims abstract description 18
- 229920000742 Cotton Polymers 0.000 claims abstract description 13
- 239000000344 soap Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 8
- 239000007789 gas Substances 0.000 abstract description 6
- 239000006260 foam Substances 0.000 abstract description 3
- 239000003973 paint Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000252254 Catostomidae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000243 solution Substances 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
-
- 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
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of pipeline detection and discloses a natural gas pipeline detection device which comprises a pipeline, wherein the outer wall of the upper part of the pipeline is attached to a smearing brush, a water storage tank is connected to the inside of an installation sleeve in a sliding manner, the smearing brush is rotationally connected with the water storage tank, and the installation sleeve is in suction fit with the inner wall of a cavity of a fixed shell; the outer wall of the right side of the pipeline is attached to the smearing brush, a pulling plate is arranged on the outer side of the brush rod, and the inner side wall of the pulling plate is connected with the fixed shell through a connecting rod; the outer wall of the lower part of the pipeline is attached to the absorbent cotton sliver. Compare with current pipeline detection device, this case can evenly paint the pipeline outer wall through fertile water, effectively detects the gas leakage position, and fertile water foam recycle, simple structure, convenient operation.
Description
Technical Field
The invention relates to the field of pipeline detection, in particular to a natural gas pipeline detection device.
Background
The natural gas pipeline refers to a pipeline for conveying natural gas (including associated gas produced by an oil field) from a mining place or a processing plant to a city gas distribution center or an industrial enterprise user, and is also called a gas transmission pipeline.
With the popularization of natural gas, the industrial production almost uses the natural gas as energy source or heating, or smelting, or baking and the like. The natural gas is mostly transported in a pipeline mode, and the transportation amount of the natural gas is controlled through a gas valve. Natural gas leakage is easy to occur at the place where the natural gas pipelines are connected, so that the key for ensuring industrial safety production is to make the natural gas pipeline leakage detection work.
However, the existing natural gas pipeline detection device has a general effect, and cannot effectively detect an air leakage part in time, the smearing efficiency of the traditional soapy water pipeline is low, and the soapy water cannot be recycled, so that a person skilled in the art hopes to provide a detection device capable of effectively detecting the leakage of the natural gas pipeline.
Disclosure of Invention
1. Technical problem to be solved
In order to solve the technical problems, the invention provides a natural gas pipeline detection device, which aims to solve the technical problems that the existing smearing detection device is complex in structure and heavy in volume, cannot evenly smear pipelines, and can efficiently recycle soapy water.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme: a natural gas pipeline detection device comprises a pipeline, and is characterized in that: the upper outer wall of the pipeline is attached to the smearing brush, a water storage tank is connected to the inside of the mounting sleeve in a sliding mode, the smearing brush is rotatably connected with the water storage tank, and the mounting sleeve is in suction fit with the inner wall of the cavity of the fixing shell; the outer wall of the right side of the pipeline is attached to the smearing brush, a pulling plate is arranged on the outer side of the brush rod, and the inner side wall of the pulling plate is connected with the fixed shell through a connecting rod; the outer wall of the lower part of the pipeline is attached to the absorbent cotton sliver.
Further, be located the cavity has been seted up at the set casing middle part of pipeline top, a plurality of magnet pieces are installed to the cavity inner wall, the installation cover passes through the magnet piece and attracts mutually with the set casing, be provided with the slide rail on the inside wall of installation cover, the installation cover passes through slide rail and storage water tank sliding connection, the handle is installed to the upper end outer wall of storage water tank, just the bottom swing joint of storage water tank has the filter, the bottom swing joint of filter has the brush of smearing, the brush of smearing comprises multirow brush gyro wheel, and is located the set casing both sides inner wall of pipeline top and has all seted up spacing chamber.
Further, the smearing brush is arranged to be an arc-shaped structure which is attached to the outer wall of the pipeline, soap is placed on the filter plate, fluff is arranged on the brush roller, a solar panel is installed on the outer wall of the fixing shell, lighting equipment is arranged on the inner wall of the fixing shell, a ring is arranged on the outer wall of each of the left and right pull plates, a pull rope is installed on the ring, a sucker is arranged at the other end of the pull rope, and the smearing brush can be replaced by a scraper plate and polishing paper.
Further, be located the brush of smearing of pipeline right side outer wall and brush-holder stud threaded connection, the top lateral wall and the telescopic link looks rigid coupling of brush-holder stud, the one end and the baffle fixed connection of brush-holder stud are kept away from to the telescopic link, brush-holder stud and baffle constitute relative extending structure in spacing intracavity, the brush-holder stud is kept away from the one end outside of smearing the brush and is connected with elastic element's left end fixed connection, elastic element's right-hand member and the inboard wall fixed connection of arm-tie, just the connecting rod is installed with the right side wall hinge of top set casing to the inner wall upper end of right side arm-tie.
Further, be located the brush of smearing of pipeline left side outer wall and brush-holder stud threaded connection, the top lateral wall and the telescopic link looks rigid coupling of brush-holder stud, the one end and the baffle fixed connection of brush-holder stud are kept away from to the telescopic link, brush-holder stud and baffle constitute relative extending structure in spacing intracavity, the brush-holder stud is kept away from the one end outside of smearing the brush and is connected with elastic element's right-hand member fixed connection, elastic element's left end and the inboard wall fixed connection of arm-tie, just the connecting rod is installed with the left lateral wall of the set casing of top to the inner wall upper end of left side arm-tie in the articulated way.
Further, be located spacing chamber has all been seted up in the set casing both sides inner wall of pipeline below, the below lateral wall fixedly connected with telescopic link of right side brush-holder stud, the one end fixedly connected with baffle of brush-holder stud is kept away from to the telescopic link, the baffle carries on spacingly to the flexible length of telescopic link, just the set casing lateral wall of below is articulated mutually through the inner wall lower extreme of connecting rod with the right side arm-tie, the below lateral wall fixedly connected with telescopic link of left side brush-holder stud, the one end fixedly connected with baffle of brush-holder stud is kept away from to the telescopic link, the baffle carries on spacingly to the flexible length of telescopic link, just the set casing lateral wall of below is articulated mutually through connecting rod and left side arm-tie inner wall lower extreme.
Further, be located the cavity has been seted up at the set casing middle part of pipeline below, the cotton sliver that absorbs water is installed to the upper end of cavity, the cotton sliver that absorbs water laminates with the pipeline outer wall mutually, just be provided with two centre gripping arms in the cavity, the right-hand member fixedly connected with spring of right side centre gripping arm, the one end and the gag lever post fixed connection of centre gripping arm are kept away from to the spring, the gag lever post threaded connection on right side is in the inside of right side set casing, the left end fixedly connected with spring of left side centre gripping arm, the one end and the gag lever post fixed connection of centre gripping arm are kept away from to the spring, the inside of left side set casing is connected to left gag lever post threaded connection.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the natural gas pipeline detection device, the solar panel is arranged on the outer wall of the fixed shell, so that electric energy can be provided and stored for lighting equipment on the inner wall of the fixed shell, and the emergency repair and rescue work of workers at night is facilitated; the installation cover adopts the magnetism mode of inhaling to close with the set casing, and it is more convenient that the installation is dismantled to, storage water tank and installation cover constitute slide mechanism, conveniently through making a round trip to stimulate the storage water tank, reach the bubbly purpose of soapy water flash mixed.
(2) This natural gas line detection device because telescopic link and baffle constitute relative extending structure in spacing intracavity, and be articulated rotating-structure between arm-tie and the fixed cover, consequently, can adapt to the pipeline of different specifications size, hug closely the brush of smearing on the pipeline outer wall through compression elastic element and coat cleanly.
(3) This natural gas line detection device through ring and the stay cord on the arm-tie outer wall, can stimulate the device fast, and the sucking disc on the stay cord can be inhaled it on the arm-tie outer wall after using, prevents that the stay cord from hanging down and stumbles the workman.
(4) This natural gas pipeline detection device, because the bottom of smearing the brush comprises a plurality of brush gyro wheels that have the fluff, consequently, when the brush gyro wheel of soap rivers bottom in the storage water tank, the fluff on its gyro wheel not only can adsorb dust on the pipeline, moreover, when the pulling stay cord, the brush gyro wheel rotates, extrudes out soap water when its pivoted, coats on the pipeline outer wall.
(5) This natural gas pipeline detection device, the water that is extruded flows to the bottom along the pipeline, is adsorbed by the absorbent cotton sliver, and collects the household utensils through the fertile soap water of centre gripping arm centre gripping at both ends for fertile soap water carries out secondary cyclic utilization.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the mounting sleeve of FIG. 1;
FIG. 3 is a schematic view of the connection structure of the telescopic rod shown in FIG. 1;
FIG. 4 is a schematic view of a brush roller structure;
FIG. 5 is a schematic view of a clamp arm;
fig. 6 is a schematic view of a ring structure.
The reference numbers in the figures illustrate:
1. a pipeline; 2. coating and brushing; 3. installing a sleeve; 4. a water storage tank; 5. a stationary case; 6. a brush bar; 7. pulling a plate; 8. a connecting rod; 9. a water-absorbing cotton sliver; 10. a handle; 11. a filter plate; 12. a brush roller; 13. a limiting cavity; 14. fluff; 15. a solar panel; 16. a circular ring; 17. pulling a rope; 18. a suction cup; 19. a telescopic rod; 20. a baffle plate; 21. an elastic element; 22. a clamp arm; 23. a spring; 24. a limiting rod.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-6, the present invention provides a technical solution: a natural gas pipeline detection device comprises a pipeline 1, wherein the upper outer wall of the pipeline is attached to a smearing brush 2, a water storage tank 4 is connected to the inside of an installation sleeve 3 in a sliding mode, the smearing brush 2 is rotatably connected with the water storage tank 4, and the installation sleeve 3 is attracted to the inner wall of a cavity of a fixed shell 5; the right outer wall of the pipeline 1 is attached to the smearing brush 2, the outer side of the brush rod 6 is provided with a pull plate 7, and the inner side wall of the pull plate 7 is connected with the fixed shell 5 through a connecting rod 8; the lower outer wall of the tube 1 is attached to the absorbent tampon 9.
The cavity has been seted up at 5 middle parts of set casing that are located 1 top of pipeline, a plurality of magnet pieces are installed to the cavity inner wall, installation cover 3 is through magnet piece and 5 looks attractions of set casing, be provided with the slide rail on the inside wall of installation cover 3, installation cover 3 is through slide rail and 4 sliding connection of storage water tank, handle 10 is installed to the upper end outer wall of storage water tank 4, and storage water tank 4's bottom swing joint has filter 11, the bottom swing joint of filter 11 has the brush 2 of smearing, the brush 2 of smearing comprises multirow brush gyro wheel 12, and spacing chamber 13 has all been seted up to the 5 both sides inner wall of set casing that are located 1 top of pipeline.
The smearing brush 2 is of an arc structure which is attached to the outer wall of the pipeline 1, soap is placed on the filter plate 11, and fluff 14 is arranged on the brush roller 12; the outer wall of the fixed shell 5 is provided with a solar panel 15, and the inner wall of the fixed shell 5 is provided with lighting equipment; the outer walls of the left and right pulling plates 7 are provided with circular rings 16, the circular rings 16 are provided with pulling ropes 17, and the other ends of the pulling ropes 17 are provided with suckers 18.
Lie in the brush 2 and the 6 threaded connection of brush-holder stud of smearing of 1 right side outer wall of pipeline, the top lateral wall and the 19 looks rigid couplings of telescopic link of brush-holder stud 6, brush-holder stud 6's one end and baffle 20 fixed connection are kept away from to telescopic link 19, brush-holder stud 6 and baffle 20 constitute relative extending structure in spacing chamber 13, brush-holder stud 6 keeps away from the one end outside of smearing brush 2 and elastic element 21's left end fixed connection, elastic element 21's right-hand member and the inboard wall fixed connection of arm-tie 7, and the articulated connecting rod 8 of installing of right side wall of the inner wall upper end of right side arm-tie 7 and top set casing 5.
Lie in the brush 2 and the 6 threaded connection of brush-holder stud of smearing of 1 left side outer wall of pipeline, the top lateral wall and the 19 looks rigid couplings of telescopic link of brush-holder stud 6, brush-holder stud 6's one end and baffle 20 fixed connection are kept away from to telescopic link 19, brush-holder stud 6 and baffle 20 constitute relative extending structure in spacing chamber 13, brush-holder stud 6 keeps away from the one end outside of smearing brush 2 and elastic element 21's right-hand member fixed connection, elastic element 21's left end and the inboard wall fixed connection of arm-tie 7, and the connecting rod 8 is installed with the articulated left lateral wall of the set casing 5 of top in the inner wall upper end of left side arm-tie 7.
Spacing chamber 13 has all been seted up in the 5 both sides inner walls of set casing that are located pipeline 1 below, the below lateral wall fixedly connected with telescopic link 19 of right side brush-holder stud 6, brush-holder stud 6's one end fixedly connected with baffle 20 is kept away from to telescopic link 19, baffle 20 carries on spacingly to telescopic link 19's flexible length, and 5 lateral walls of the set casing of below are articulated mutually through the inner wall lower extreme of connecting rod 8 with right side arm-tie 7, the below lateral wall fixedly connected with telescopic link 19 of left side brush-holder stud 6, brush-holder stud 6's one end fixedly connected with baffle 20 is kept away from to telescopic link 19, baffle 20 is spacing to telescopic link 19's flexible length, and 5 lateral walls of the set casing of below are articulated mutually through connecting rod 8 and left side arm-tie 7 inner wall lower extreme.
The cavity has been seted up at the 5 middle parts of set casing that are located 1 below of pipeline, absorbent cotton sliver 9 is installed to the upper end of cavity, absorbent cotton sliver 9 laminates with 1 outer wall of pipeline mutually, and be provided with two centre gripping arms 22 in the cavity, the right-hand member fixedly connected with spring 23 of right side centre gripping arm 22, the one end and the gag lever post 24 fixed connection of centre gripping arm 22 are kept away from to spring 23, the inside at right side set casing 5 is connected to gag lever post 24 threaded connection on right side, the left end fixedly connected with spring 23 of left side centre gripping arm 22, the one end and the gag lever post 24 fixed connection of centre gripping arm 22 are kept away from to spring 23, the inside at left side set.
The working principle is as follows:
when the natural gas pipeline detection device is used, the installation sleeve 3 is attracted with the inner wall of the fixed shell 5 through the magnet piece, the water storage tank 4 is installed through the slide rail on the inner wall of the installation sleeve 3, then the handle 10 is pulled to open the end cover of the water storage tank 4, water is injected into the water storage tank 4, and in the water injection process, a water body can wash soap placed on the filter plate 11, and the water body foams through the impact force of water flow, and the water storage tank 4 can also be pulled repeatedly to vibrate and foam the water body; at the moment, the smearing brush 2 expands when meeting water and is attached to the outer wall of the pipeline 1, soapy water flows to the two side walls of the pipeline 1 from the upper part of the pipeline 1, the smearing brushes 2 on the two sides are wetted, the smearing brushes 2 are attached to the outer wall of the pipeline 1 through the elastic elements 21 on the brush rod 6, the soapy water flowing down is absorbed by the water absorption cotton sliver 9 at the bottom, the bottom of the water absorption cotton sliver 9 is provided with a recovery device, and a container is clamped through the clamping arms 22 to recover the soapy water for reuse; pulling stay cord 17 and under the drive of brush gyro wheel 12 for detection device removes on pipeline 1, can also rotate detection device as required, carries out omnidirectional coating to pipeline 1, and after the bubble takes place for the soapy water of discovery coating on pipeline 1, clean it, then adsorb through sucking disc 18 on the stay cord 17, detect whether it has the crack gas leakage.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (9)
1. A natural gas pipeline detection device, includes pipeline (1), its characterized in that: the outer wall of the upper part of the pipeline (1) is attached to the smearing brush (2), the inside of the mounting sleeve (3) is connected with a water storage tank (4) in a sliding mode, the smearing brush (2) is rotatably connected with the water storage tank (4), and the mounting sleeve (3) is in suction fit with the inner wall of the cavity of the fixed shell (5); the outer wall of the right side of the pipeline (1) is attached to the smearing brush (2), a pull plate (7) is arranged on the outer side of the brush rod (6), and the inner side wall of the pull plate (7) is connected with the fixed shell (5) through a connecting rod (8); the outer wall of the lower part of the pipeline (1) is jointed with the water absorption cotton sliver (9).
2. The natural gas pipeline inspection device according to claim 1, wherein: lie in the cavity has been seted up at set casing (5) middle part of pipeline (1) top, a plurality of magnet pieces are installed to the cavity inner wall, installation cover (3) are through magnet piece and set casing (5) actuation mutually, be provided with the slide rail on the inside wall of installation cover (3), installation cover (3) are through slide rail and storage water tank (4) sliding connection, handle (10) are installed to the upper end outer wall of storage water tank (4), just the bottom swing joint of storage water tank (4) has filter (11), the bottom swing joint of filter (11) has daubing brush (2), daubing brush (2) comprise multirow brush gyro wheel (12), and the set casing (5) both sides inner wall that lies in pipeline (1) top has all seted up spacing chamber (13).
3. The natural gas pipeline inspection device according to claim 2, wherein: the smearing brush (2) is of an arc structure which is attached to the outer wall of the pipeline (1), soap is placed on the filter plate (11), and a large amount of fluff (14) is arranged on the brush roller (12).
4. The natural gas pipeline inspection device according to claim 2, wherein: install solar panel (15) on the outer wall of set casing (5), just be provided with lighting apparatus on the inner wall of set casing (5).
5. The natural gas pipeline inspection device according to claim 1, wherein: the outer wall of the left and right side pulling plates (7) is provided with a circular ring (16), the circular ring (16) is provided with a pulling rope (17), and the other end of the pulling rope (17) is provided with a sucking disc (18).
6. The natural gas pipeline inspection device according to claim 1, wherein: lie in the brush of smearing (2) and brush-holder stud (6) threaded connection of pipeline (1) right side outer wall, the top lateral wall and telescopic link (19) looks rigid coupling of brush-holder stud (6), the one end and baffle (20) fixed connection of brush-holder stud (6) are kept away from in telescopic link (19), brush-holder stud (6) and baffle (20) constitute relative extending structure in spacing chamber (13), the one end outside and the left end fixed connection of elastic element (21) of smearing brush (2) are kept away from in brush-holder stud (6), the right-hand member of elastic element (21) and the inboard wall fixed connection of arm-tie (7), just connecting rod (8) are installed with the right side wall hinge of top stationary housing (5) to the inner wall upper end of right side arm-tie (7).
7. The natural gas pipeline inspection device according to claim 1, wherein: lie in the brush of smearing (2) and brush-holder stud (6) threaded connection of pipeline (1) left side outer wall, the top lateral wall and telescopic link (19) looks rigid coupling of brush-holder stud (6), the one end and baffle (20) fixed connection of brush-holder stud (6) are kept away from in telescopic link (19), brush-holder stud (6) and baffle (20) constitute relative extending structure in spacing chamber (13), the one end outside and the right-hand member fixed connection of elastic element (21) of smearing brush (2) are kept away from in brush-holder stud (6), the left end of elastic element (21) and the inboard wall fixed connection of arm-tie (7), just connecting rod (8) are installed with the left lateral wall of the set casing (5) of top to the inner wall upper end of left side arm-tie (7) articulated.
8. The natural gas pipeline inspection device according to claim 1, wherein: limiting cavities (13) are respectively arranged in the inner walls of the two sides of the fixed shell (5) which is positioned below the pipeline (1), the outer side wall below the right brush rod (6) is fixedly connected with a telescopic rod (19), one end of the telescopic rod (19) far away from the brush rod (6) is fixedly connected with a baffle plate (20), the baffle plate (20) limits the telescopic length of the telescopic rod (19), the outer side wall of the lower fixed shell (5) is hinged with the lower end of the inner wall of the right pulling plate (7) through a connecting rod (8), the outer side wall below the left brush rod (6) is fixedly connected with a telescopic rod (19), one end of the telescopic rod (19) far away from the brush rod (6) is fixedly connected with a baffle plate (20), the baffle (20) limits the telescopic length of the telescopic rod (19), and the outer side wall of the lower fixed shell (5) is hinged with the lower end of the inner wall of the left pulling plate (7) through a connecting rod (8).
9. The natural gas pipeline inspection device according to claim 1, wherein: be located the cavity has been seted up at set casing (5) middle part of pipeline (1) below, absorbent cotton sliver (9) are installed to the upper end of cavity, absorbent cotton sliver (9) and pipeline (1) outer wall laminate mutually, just be provided with two centre gripping arms (22) in the cavity, the right-hand member fixedly connected with spring (23) of right side centre gripping arm (22), the one end and gag lever post (24) fixed connection of centre gripping arm (22) are kept away from in spring (23), gag lever post (24) threaded connection on right side is in the inside of right side set casing (5), the left end fixedly connected with spring (23) of left side centre gripping arm (22), the one end and gag lever post (24) fixed connection of centre gripping arm (22) are kept away from in spring (23), left gag lever post (24) threaded connection is in the inside of left side set casing (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110237834.4A CN113280267B (en) | 2021-03-04 | 2021-03-04 | Natural gas pipeline detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110237834.4A CN113280267B (en) | 2021-03-04 | 2021-03-04 | Natural gas pipeline detection device |
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| CN113280267A true CN113280267A (en) | 2021-08-20 |
| CN113280267B CN113280267B (en) | 2022-09-23 |
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