CN215862031U - Municipal administration gas pipeline butt joint construction equipment - Google Patents

Municipal administration gas pipeline butt joint construction equipment Download PDF

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Publication number
CN215862031U
CN215862031U CN202122101935.7U CN202122101935U CN215862031U CN 215862031 U CN215862031 U CN 215862031U CN 202122101935 U CN202122101935 U CN 202122101935U CN 215862031 U CN215862031 U CN 215862031U
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China
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rod
fixedly connected
rectangular
wall
sleeved
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CN202122101935.7U
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尤玉先
王蕊
付迪
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Abstract

The utility model discloses a municipal gas pipeline butt joint construction device which comprises a base, wherein a first supporting rod is fixedly connected to the right side of the top of the base, a pushing mechanism is installed on the first supporting rod, a second supporting rod is fixedly installed on the left side of the top of the base, a U-shaped placing plate is movably contacted with the top end of the second supporting rod, a rectangular rod is fixedly connected to the bottom of the U-shaped placing plate, the second supporting rod is sleeved on the rectangular rod in a sliding mode, and a first thread driving mechanism is rotatably installed on the top of the base. The automatic pipeline limiting device is reasonable in design, labor intensity can be reduced by automatically pushing a pipeline, the pipeline can be limited by the arrangement of the two arc limiting plates, the phenomena of pipeline deviation and shaking in the pushing process are avoided, welding operation is convenient for personnel to stabilize, the limitation on pipelines with different diameters can be realized by synchronously adjusting the two arc limiting plates, and the application range is widened.

Description

Municipal administration gas pipeline butt joint construction equipment
Technical Field
The utility model relates to the technical field of gas pipeline butt joint construction equipment, in particular to a municipal gas pipeline butt joint construction device.
Background
The gas pipeline transportation has the advantages of low transportation cost, small occupied area, quick construction, large oil and gas transportation amount, high safety performance, easy realization of remote centralized monitoring and the like, municipal gas pipelines are usually installed in a buried mode when being laid in a city, the gas pipelines are laid underground, two adjacent gas pipelines need to be welded due to the fact that the length of a single gas pipeline is not enough, and the gas pipelines needing to be welded need to be butted by using a butting device in the welding process;
present butt joint construction equipment, adopt lifting device to lift by crane the pipeline for the most and carry out the concatenation operation, the mode stability that adopts lifting device to lift by crane is lower, there is the risk that the pipeline rocked at the in-process of hoist and mount, and then cause the pipeline skew, influence welding operation, also some adopt the backup pad to support the gas pipeline, promote the pipeline butt joint through the manual work, this kind of mode intensity of labour is big, do not possess the function of advancing line location to the pipeline, still can cause the pipeline skew at the in-process that promotes the pipeline, can not satisfy the user demand, synthesize above-mentioned condition and improve, therefore we have proposed a municipal administration gas pipeline butt joint construction equipment and be used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a municipal gas pipeline butt joint construction device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a municipal administration gas pipeline butt joint construction device comprises a base, wherein a first supporting rod is fixedly connected to the right side of the top of the base, a pushing mechanism is installed on the first supporting rod, a second supporting rod is fixedly installed on the left side of the top of the base, a U-shaped placing plate is movably contacted with the top end of the second supporting rod, a rectangular rod is fixedly connected to the bottom of the U-shaped placing plate, the second supporting rod is sleeved on the rectangular rod in a sliding mode, a first thread driving mechanism is installed on the top of the base in a rotating mode, the rectangular rod is sleeved on the first thread driving mechanism in a threaded mode, a mounting groove is formed in the bottom of the base, a driving motor is fixedly connected to the inner wall of the top of the mounting groove, the top end of an output shaft of the driving motor is fixedly connected with the bottom end of the first thread driving mechanism, two arc limiting plates are arranged in the U-shaped placing plate and are symmetrically arranged, a plurality of first guide balls are embedded in one sides, which the two arc limiting plates are close to each other, fixedly connected with supporting shoe on the bottom inner wall of board is placed to the U-shaped, the top of supporting shoe is inlayed and is equipped with a plurality of second direction balls, the equal fixedly connected with in one side that two arc limiting plates kept away from each other returns the shape pole, first rectangular hole has all been seted up on the front side inner wall of board and the rear side inner wall is placed to the U-shaped, it runs through first rectangular hole and extends to outside the board is placed to the U-shaped to return one side of shape pole keeping away from the arc limiting plate that corresponds, fixed mounting has second screw thread actuating mechanism between the top inner wall of first rectangular hole and the bottom inner wall, it establishes on corresponding second screw thread actuating mechanism to return shape pole screw thread cover, the last fixed cover of second screw thread actuating mechanism is equipped with link gear, the U-shaped is placed the front side bottom of board and has been seted up first circular port, the pivot is installed to first circular port internal rotation, the equal fixed cover of two link gear is established in the pivot.
Preferably, the pushing mechanism comprises a push rod motor embedded on the right side of the first supporting rod, a pushing block is fixedly connected to the left end of an output shaft of the push rod motor, and the pushing block is matched with the two arc limiting plates.
Preferably, the first thread driving mechanism comprises a first screw rod rotatably installed at the top of the base, the rectangular rod is sleeved on the first screw rod in a threaded manner, and the bottom end of the first screw rod is fixedly connected with the top end of an output shaft of the driving motor.
Preferably, the second thread driving mechanism comprises second screws arranged in the clip rods, the thread turning directions of the two second screws are opposite, rectangular blocks are fixedly connected between the inner walls of the top and the bottom of the first rectangular hole, the rectangular blocks are slidably sleeved in the corresponding clip rods, the rectangular blocks are rotatably sleeved on the corresponding second screws, one ends of the two second screws, which are far away from each other, extend to the corresponding clip rods respectively, the clip rods are threadedly sleeved on the corresponding second screws, and the rocking discs are fixedly connected to the front ends of the second screws on the front side.
Preferably, the linkage mechanism comprises a first chain wheel fixedly sleeved on the second screw rod, two second chain wheels are fixedly sleeved on the rotating shaft, the first chain wheel and the corresponding second chain wheel are connected with the same chain in a transmission mode, and the front end and the rear end of the rotating shaft are fixedly connected with anti-falling blocks.
Preferably, three first bearings are fixedly connected between the top inner wall and the bottom inner wall of the first circular hole, and the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding rotating shafts.
Preferably, a second rectangular hole is formed in the top end of the second supporting rod, the inner wall of the second rectangular hole is connected with the outer side of the rectangular rod in a sliding mode, a limiting block is fixedly connected to the rear side of the rectangular rod, a limiting hole is formed in the inner wall of the rear side of the second rectangular hole, and the limiting hole is connected with the limiting block in a sliding mode.
Preferably, the top end of the rectangular rod is provided with a first threaded hole, and the first threaded hole is in threaded connection with the first screw rod.
Preferably, a second threaded hole is formed in the inner wall, away from each other, of one side of each of the two clip rods, the second threaded hole is in threaded connection with the corresponding second screw rod, a second circular hole is formed in the front side of the rectangular block, a second bearing is sleeved in the second circular hole in a fixed mode, and the inner ring of the second bearing is fixedly connected with the outer side of the corresponding second screw rod in an inner side mode.
Compared with the prior art, the utility model has the beneficial effects that:
through the matching of the base, the second support rod, the rectangular rod, the driving motor, the first screw rod, the U-shaped placing plate, the arc-shaped limiting plates, the support blocks, the clip rods, the first rectangular hole, the rectangular block, the second screw rod, the first chain wheel, the chain, the first circular hole, the rotating shaft, the second chain wheel, the first support rod and the push rod motor, the pipeline to be butted is placed at the top of the support block, then the forward rotating rocking disc drives the second screw rod at the front side to rotate, the second screw rod at the front side sequentially drives the first chain wheel at the front side, the chain at the front side and the second chain wheel at the front side to drive the rotating shaft to rotate, the rotating shaft sequentially drives the second chain wheel at the rear side, the chain at the rear side and the first chain wheel at the rear side to drive the second screw rod at the rear side to rotate, the two clip rods are driven to move towards the direction close to each other, the two clip rods drive the arc-shaped limiting plates and the first guide balls to move towards the direction close to the outer side of the pipeline until the pipeline to contact with the outer side of the pipeline, stopping rotating the rocking disc to fix the arc limiting plates, and limiting the pipeline by matching the two arc limiting plates with the plurality of first guide balls;
when the height of pipeline on the supporting shoe is adjusted according to the height rather than welded pipeline immediately, forward start driving motor drives first screw rod and rotates, first screw rod rotates and drives the rectangle pole rebound, the rectangle pole loops through the U-shaped board of placing and the supporting shoe drives the pipeline rebound and extremely rather than welded pipeline height parallel and level mutually, stop driving motor, forward start push rod motor drives the ejector pad and promotes the pipeline left immediately, when the pipeline moves left and reaches its left end and needs welded pipeline contact, stop push rod motor, and then realize the butt joint operation of two pipelines.
The automatic pipeline limiting device is reasonable in design, labor intensity can be reduced by automatically pushing a pipeline, the pipeline can be limited by the arrangement of the two arc limiting plates, the phenomena of pipeline deviation and shaking in the pushing process are avoided, welding operation is convenient for personnel to stabilize, the limitation on pipelines with different diameters can be realized by synchronously adjusting the two arc limiting plates, and the application range is widened.
Drawings
FIG. 1 is a schematic structural diagram of a municipal gas pipeline butt joint construction device provided by the utility model;
FIG. 2 is a schematic right sectional view of the first support rod and the pushing mechanism of the municipal gas pipeline butt joint construction device according to the present invention in an uninstalled state;
fig. 3 is a schematic structural view of an arc-shaped limiting plate and a plurality of first guide ball connectors at the rear side of the municipal gas pipeline butt joint construction device provided by the utility model.
In the figure: 100 bases, 1 second supporting rod, 2 rectangular rods, 3 driving motors, 4 first screw rods, 5U-shaped placing plates, 6 arc limiting plates, 7 supporting blocks, 8-shaped rods, 9 first rectangular holes, 10 rectangular blocks, 11 second screw rods, 12 first chain wheels, 13 chains, 14 first circular holes, 15 rotating shafts, 16 second chain wheels, 17 first supporting rods, 18 push rod motors and 19 push blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a municipal administration gas pipeline butt joint construction device comprises a base 100, a first supporting rod 17 is fixedly connected to the right side of the top of the base 100, a pushing mechanism is installed on the first supporting rod 17, a second supporting rod 1 is fixedly installed on the left side of the top of the base 100, a U-shaped placing plate 5 is movably contacted with the top end of the second supporting rod 1, a rectangular rod 2 is fixedly connected to the bottom of the U-shaped placing plate 5, the second supporting rod 1 is slidably sleeved on the rectangular rod 2, a first thread driving mechanism is rotatably installed on the top of the base 100, the rectangular rod 2 is threadedly sleeved on the first thread driving mechanism, a mounting groove is formed in the bottom of the base 100, a driving motor 3 is fixedly connected to the inner wall of the top of the mounting groove, the top end of an output shaft of the driving motor 3 is fixedly connected with the bottom end of the first thread driving mechanism, two arc-shaped limiting plates 6 are arranged in the U-shaped placing plate 5, two arc-shaped limiting plates 6 are symmetrically arranged, a plurality of first guide balls are embedded at one side of each of the two arc-shaped limiting plates 6 close to each other, a supporting block 7 is fixedly connected to the inner wall of the bottom of the U-shaped placing plate 5, a plurality of second guide balls are embedded at the top of the supporting block 7, a clip-shaped rod 8 is fixedly connected to one side of each of the two arc-shaped limiting plates 6 away from each other, first rectangular holes 9 are respectively formed in the inner wall of the front side and the inner wall of the rear side of the U-shaped placing plate 5, one side of each clip-shaped rod 8 away from the corresponding arc-shaped limiting plate 6 extends out of the U-shaped placing plate 5 through the first rectangular hole 9, a second thread driving mechanism is fixedly installed between the inner wall of the top and the inner wall of the bottom of the first rectangular hole 9, the clip-shaped rod 8 is sleeved on the corresponding second thread driving mechanism in a threaded manner, a linkage mechanism is fixedly sleeved on the second thread driving mechanism, a first circular hole 14 is formed in the bottom of the front side of the U-shaped placing plate 5, a rotating shaft 15 is rotatably mounted in the first circular hole 14, and the two linkage mechanisms are fixedly sleeved on the rotating shaft 15;
the pushing mechanism comprises a push rod motor 18 embedded on the right side of the first supporting rod 17, a push block 19 is fixedly connected to the left end of an output shaft of the push rod motor 18, and the push block 19 is matched with the two arc-shaped limiting plates 6;
the first thread driving mechanism comprises a first screw rod 4 rotatably installed at the top of the base 100, the rectangular rod 2 is sleeved on the first screw rod 4 in a threaded manner, and the bottom end of the first screw rod 4 is fixedly connected with the top end of an output shaft of the driving motor 3;
the second thread driving mechanism comprises second screw rods 11 arranged in the square-shaped rods 8, the thread turning directions of the two second screw rods 11 are opposite, a rectangular block 10 is fixedly connected between the top inner wall and the bottom inner wall of the first rectangular hole 9, the rectangular block 10 is slidably sleeved in the corresponding square-shaped rods 8, the rectangular block 10 is rotatably sleeved on the corresponding second screw rods 11, the mutually far ends of the two second screw rods 11 respectively extend out of the corresponding square-shaped rods 8, the square-shaped rods 8 are threadedly sleeved on the corresponding second screw rods 11, and the front ends of the second screw rods 11 positioned on the front side are fixedly connected with rocking discs;
the linkage mechanism comprises a first chain wheel 12 fixedly sleeved on the second screw rod 11, two second chain wheels 16 are fixedly sleeved on a rotating shaft 15, the first chain wheel 12 and the corresponding second chain wheels 16 are in transmission connection with the same chain 13, and anti-falling blocks are fixedly connected to the front end and the rear end of the rotating shaft 15.
In the utility model, three first bearings are fixedly connected between the top inner wall and the bottom inner wall of a first circular hole 14, the inner side of an inner ring of each first bearing is fixedly connected with the outer side of a corresponding rotating shaft 15, the top end of a second support rod 1 is provided with a second rectangular hole, the inner wall of the second rectangular hole is in sliding connection with the outer side of a rectangular rod 2, the rear side of the rectangular rod 2 is fixedly connected with a limiting block, the inner wall of the rear side of the second rectangular hole is provided with a limiting hole which is in sliding connection with the limiting block, the top end of the rectangular rod 2 is provided with a first threaded hole which is in threaded connection with a first screw rod 4, the inner walls of the two rectangular rods 8 at the sides far away from each other are respectively provided with a second threaded hole which is in threaded connection with a corresponding second screw rod 11, the front side of the rectangular block 10 is provided with a second circular hole, a second bearing is fixedly sleeved in the second circular hole, the inner side of the inner ring of the second bearing is fixedly connected with the outer side of the corresponding second screw rod 11, the automatic pipeline limiting device is reasonable in design, labor intensity can be reduced by automatically pushing a pipeline, the pipeline can be limited by the arrangement of the two arc limiting plates 6, the phenomena of pipeline deviation and shaking in the pushing process are avoided, welding operation is convenient for personnel to stabilize, the pipeline with different diameters can be limited by synchronously adjusting the two arc limiting plates 6, and the application range is widened.
The working principle is as follows: when in use, a pipeline to be butted is placed at the top of the supporting block 7, the top of the second guide ball is in rolling contact with the bottom of the pipeline, then the distance between the two arc-shaped limiting plates 6 is adjusted according to the diameter of the pipeline, when in adjustment, the rocking disc is rotated in the forward direction to drive the second screw rod 11 at the front side to rotate, the second screw rod 11 at the front side drives the first chain wheel 12 at the front side to rotate, the first chain wheel 12 at the front side drives the second chain wheel 16 at the front side to rotate through the chain 13 at the front side, the second chain wheel 16 at the front side drives the rotating shaft 15 to rotate, the rotating shaft 15 drives the second chain wheel 16 at the rear side to rotate, the second chain wheel 16 at the rear side drives the first chain wheel 12 at the rear side to rotate through the chain 13 at the rear side, the first chain wheel 12 at the rear side drives the second screw rod 11 at the rear side to rotate, so that the two second screw rods 11 rotate simultaneously, under the action of the second threaded hole arranged on the loop-shaped rod 8, the two second screw rods 11 rotate to drive the two clip rods 8 to move towards the mutually approaching direction, the two clip rods 8 drive the two arc limiting plates 6 to move towards the mutually approaching direction, the two arc limiting plates 6 respectively drive the corresponding first guide balls to move towards the direction approaching the pipeline to be contacted with the outer side of the pipeline, the rocking disc stops rotating, the arc limiting plates 6 are fixed under the action of the thread locking force of the second threaded holes and the corresponding second screw rods 11, and at the moment, the two arc limiting plates 6 are matched with the plurality of first guide balls to limit the pipeline;
when the height of the pipeline on the supporting block 7 is adjusted according to the height of the pipeline welded with the pipeline, the driving motor 3 is started in the forward direction, the output shaft of the driving motor 3 drives the first screw rod 4 to rotate, the first screw rod 4 rotates to drive the rectangular rod 2 to move upwards under the action of a first threaded hole formed in the rectangular rod 2, the rectangular rod 2 drives the U-shaped placing plate 5 to move upwards, the U-shaped placing plate 5 drives the pipeline to move upwards through the supporting block 7, when the pipeline moves upwards to be flush with the height of the pipeline welded with the pipeline, the driving motor 3 is stopped, the push rod motor 18 is started in the forward direction, the output shaft of the push rod motor 18 drives the push block 19 to move leftwards, the push block 19 pushes the pipeline leftwards, so that the pipeline moves between the front and back two opposite first guide balls and on the second guide ball at the bottom, when the left end of the pipeline moves leftwards to be in contact with the pipeline to be welded, stop push rod motor 18, and then realize the butt joint operation of two pipelines, can carry out welding jobs this moment, through the mode of automatic promotion pipeline, can reduce intensity of labour, two arc limiting plates 6's setting can carry on spacingly to the pipeline, avoids the phenomenon of skew and rocking at the process pipeline that promotes, makes things convenient for personnel to stabilize welding jobs.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (9)

1. A municipal administration gas pipeline butt joint construction device comprises a base (100), wherein a first supporting rod (17) is fixedly connected to the right side of the top of the base (100), the municipal administration gas pipeline butt joint construction device is characterized in that a pushing mechanism is installed on the first supporting rod (17), a second supporting rod (1) is fixedly installed on the left side of the top of the base (100), a U-shaped placing plate (5) is movably contacted with the top end of the second supporting rod (1), a rectangular rod (2) is fixedly connected to the bottom of the U-shaped placing plate (5), the second supporting rod (1) is slidably sleeved on the rectangular rod (2), a first thread driving mechanism is rotatably installed on the top of the base (100), the rectangular rod (2) is sleeved on the first thread driving mechanism in a threaded manner, a mounting groove is formed in the bottom of the base (100), a driving motor (3) is fixedly connected to the inner wall of the top of the mounting groove, the top end of an output shaft of the driving motor (3) is fixedly connected with the bottom of the first thread driving mechanism, two arc limiting plates (6) are arranged in the U-shaped placing plate (5), the two arc limiting plates (6) are symmetrically arranged, one side, close to each other, of each of the two arc limiting plates (6) is embedded with a plurality of first guide balls, the inner wall of the bottom of the U-shaped placing plate (5) is fixedly connected with a supporting block (7), the top of the supporting block (7) is embedded with a plurality of second guide balls, one side, far away from each other, of each of the two arc limiting plates (6) is fixedly connected with a clip-shaped rod (8), the inner wall of the front side and the inner wall of the rear side of the U-shaped placing plate (5) are respectively provided with a first rectangular hole (9), one side, far away from the corresponding arc limiting plate (6), of the clip-shaped rod (8) extends out of the U-shaped placing plate (5) through the first rectangular hole (9), a second thread driving mechanism is fixedly arranged between the inner wall of the top and the inner wall of the bottom of the first rectangular hole (9), and the clip-shaped rod (8) is sleeved on the corresponding second thread driving mechanism, the second thread driving mechanism is fixedly sleeved with a linkage mechanism, a first circular hole (14) is formed in the bottom of the front side of the U-shaped placing plate (5), a rotating shaft (15) is installed in the first circular hole (14) in a rotating mode, and the two linkage mechanisms are fixedly sleeved on the rotating shaft (15).
2. The municipal gas pipeline butt joint construction device according to claim 1, wherein the pushing mechanism comprises a push rod motor (18) embedded on the right side of the first support rod (17), a push block (19) is fixedly connected to the left end of an output shaft of the push rod motor (18), and the push block (19) is matched with the two arc-shaped limiting plates (6).
3. The municipal gas pipeline butt joint construction device according to claim 1, wherein the first thread driving mechanism comprises a first screw (4) rotatably mounted at the top of the base (100), the rectangular rod (2) is threadedly sleeved on the first screw (4), and the bottom end of the first screw (4) is fixedly connected with the top end of the output shaft of the driving motor (3).
4. The municipal gas pipeline butt joint construction device according to claim 1, wherein the second thread driving mechanism comprises second screws (11) arranged in the clip-shaped rods (8), the thread turning directions of the two second screws (11) are opposite, rectangular blocks (10) are fixedly connected between the top inner wall and the bottom inner wall of the first rectangular hole (9), the rectangular blocks (10) are slidably sleeved in the corresponding clip-shaped rods (8), the rectangular blocks (10) are rotatably sleeved on the corresponding second screws (11), one ends of the two second screws (11) far away from each other respectively extend to the corresponding clip-shaped rods (8), the clip-shaped rods (8) are threadedly sleeved on the corresponding second screws (11), and a rocking disc is fixedly connected to the front ends of the second screws (11) located on the front side.
5. The municipal gas pipeline butt joint construction device according to claim 1, wherein the linkage mechanism comprises a first chain wheel (12) fixedly sleeved on the second screw (11), two second chain wheels (16) are fixedly sleeved on the rotating shaft (15), the first chain wheel (12) and the corresponding second chain wheels (16) are in transmission connection with a same chain (13), and the front end and the rear end of the rotating shaft (15) are fixedly connected with anti-falling blocks.
6. The municipal gas pipeline butting construction device according to claim 1, wherein three first bearings are fixedly connected between the top inner wall and the bottom inner wall of the first circular hole (14), and the inner sides of the inner rings of the first bearings are fixedly connected with the outer sides of the corresponding rotating shafts (15).
7. The municipal gas pipeline butt joint construction device according to claim 1, wherein a second rectangular hole is formed in the top end of the second support rod (1), the inner wall of the second rectangular hole is slidably connected with the outer side of the rectangular rod (2), a limiting block is fixedly connected to the rear side of the rectangular rod (2), a limiting hole is formed in the inner wall of the rear side of the second rectangular hole, and the limiting hole is slidably connected with the limiting block.
8. The municipal gas pipeline butt joint construction device according to claim 3, wherein the top end of the rectangular rod (2) is provided with a first threaded hole, and the first threaded hole is in threaded connection with the first screw (4).
9. The municipal gas pipeline butt joint construction device according to claim 4, wherein the inner wall of one side of each of the two clip-shaped rods (8) away from each other is provided with a second threaded hole, the second threaded holes are in threaded connection with corresponding second threaded rods (11), a second circular hole is formed in the front side of the rectangular block (10), a second bearing is fixedly sleeved in the second circular hole, and the inner side of the inner ring of the second bearing is fixedly connected with the outer side of the corresponding second threaded rod (11).
CN202122101935.7U 2021-09-01 2021-09-01 Municipal administration gas pipeline butt joint construction equipment Active CN215862031U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122101935.7U CN215862031U (en) 2021-09-01 2021-09-01 Municipal administration gas pipeline butt joint construction equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122101935.7U CN215862031U (en) 2021-09-01 2021-09-01 Municipal administration gas pipeline butt joint construction equipment

Publications (1)

Publication Number Publication Date
CN215862031U true CN215862031U (en) 2022-02-18

Family

ID=80244994

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122101935.7U Active CN215862031U (en) 2021-09-01 2021-09-01 Municipal administration gas pipeline butt joint construction equipment

Country Status (1)

Country Link
CN (1) CN215862031U (en)

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