CN219632753U

CN219632753U - Gas pipeline welding seam clearing device

Info

Publication number: CN219632753U
Application number: CN202320099259.0U
Authority: CN
Inventors: 马德耿; 厉恩贵; 李玲华
Original assignee: Linhai Weixing New Building Materials Co Ltd
Current assignee: Linhai Weixing New Building Materials Co Ltd
Priority date: 2023-02-02
Filing date: 2023-02-02
Publication date: 2023-09-05
Anticipated expiration: 2033-02-02

Abstract

The utility model discloses a gas pipeline welding seam clearing device which comprises a rotary handle, an end fixing plate, a rotary shaft, a linear bearing, an end clamping seat, a guiding and positioning device, a tool apron and a tool. The device can clear the welding seam of the gas pipeline through manual operation; the follower is tightly attached to the inner wall of the pipeline by the compression spring of the guide positioning device and the follower mounting seat, and the guide positioning device is suitable for gas pipe fittings with different pipe diameters; the device has the advantages of simple structure, low manufacturing cost and convenient and quick operation, and is suitable for industrialized popularization.

Description

Gas pipeline welding seam clearing device

Technical Field

The utility model belongs to the technical field of gas pipeline welding, and particularly relates to a gas pipeline welding seam cleaning device which is mainly applied to the construction process of gas pipeline products.

Background

In the application process of the gas pipeline, the pipelines are required to be welded, and a welding seam can be generated after welding. In order to avoid affecting the use effect, the weld joint of the inner wall of the gas pipeline needs to be removed.

In the prior art, the method for removing the welding seam is mainly a manual polishing method, a flame cutting method and the like. The labor intensity of hand polishing workers is high, and the efficiency is low; the flame cutting method adopts oxygen to burn and remove slag, the defect rate of the welding line can be increased after the method is used for processing, the quality of the welding line surface after the slag removal is poor, and the quality of the welding line is difficult to ensure.

Patent document (CN 106180907A) discloses a device for removing residue inside a welding seam of a pipeline, but the patent adopts a hydraulic mechanism to control a cutter head and a device, and is also provided with a complex hydraulic oil way, the device has a complex structure, high cost and inflexible operation and use.

Disclosure of Invention

Aiming at the above problems, the utility model provides a gas pipeline welding seam cleaning device, which solves the technical problems that the traditional welding seam is not easy to clean, the cleaning device has a complex structure, is inconvenient to operate and the like.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a gas pipeline welding seam clearing device, includes rotary handle, tip fixed plate, rotation axis, linear bearing, tip clamping seat, direction positioner, blade holder and cutter, tip clamping seat sets up the tip at gas pipeline for press from both sides tight gas pipeline, and the tip fixed plate is fixed on tip clamping seat, and linear bearing fixes in tip fixed plate central point put, and the rotation axis passes linear bearing, and rotary handle fixes the tip at the rotation axis, the other tip at the rotation axis is fixed to the blade holder, and direction positioner is fixed to be set up on the rotation axis of blade holder one end and be located the top of blade holder, is provided with compression spring in direction positioner, is provided with the cutter on the blade holder for clear away the welding seam.

Further technical scheme, direction positioner includes tip positioner board, compression spring, follower and follower mount pad, and the tip positioner board is overlapped from top to bottom by first locating plate and second locating plate and is formed, has the location wing that three circumference evenly set up, is provided with compression spring in every location wing, and the tip of location wing is provided with the follower mount pad, and the follower is installed on the follower mount pad.

According to a further technical scheme, the follower mounting seat is clamped inside the positioning fin and is in contact with the compression spring, the follower mounting seat is provided with a buffer groove, and the follower mounting seat compresses the compression spring to adapt to pipe fittings with different pipe diameters.

Further technical scheme, tip presss from both sides tight seat and includes first arc arm lock and second arc arm lock, and the one end of first arc arm lock and second arc arm lock is articulated, and the other end is fixed through fixing bolt, still is provided with the connecting screw hole on first arc arm lock and second arc arm lock for fix with the tip fixed plate.

According to a further technical scheme, the end fixing plate comprises an outer ring, an inner ring and connecting ribs for connecting the outer ring and the inner ring, a central hole is formed in the center of the inner ring, a linear bearing penetrates through the central hole to be fixed on the inner ring, the size of the outer ring is matched with the pipe diameter of a gas pipeline, and a connecting through hole matched with the connecting threaded hole is formed in the outer side of the outer ring.

Further technical scheme, linear bearing includes the bearing body and the fixing base of an organic whole setting, and the bearing body passes the centre bore of inner ring, and the fixing base passes through the bolt to be fixed with the inner ring, is provided with the through-hole that supplies the rotation axis to pass in linear bearing inside.

According to a further technical scheme, the number of the cutters is two, and the cutters are detachably arranged at two ends of the cutter holder.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

the device can remove the welding line of the gas pipeline through manual operation, is convenient and quick to operate, has high removal efficiency, and has good surface quality of the welding line after removal;

according to the guide positioning device, the compression spring is matched with the follower mounting seat, so that the follower has certain elasticity in the radial direction, can be tightly attached to the inner wall of a pipeline, and is suitable for gas pipe fittings with different pipe diameters;

the cutter is detachably arranged, and the cutters with different sizes can be replaced according to the sizes of the different pipe fittings to perform weld joint removing operation;

the device has the advantages of simple structure, low manufacturing cost and convenient and quick operation, and is suitable for industrialized popularization.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall structure of the present utility model (omitting the gas piping);

FIG. 3 is a schematic view of an end-fixing plate structure of the present utility model;

FIG. 4 is a schematic view of a linear bearing structure according to the present utility model;

FIG. 5 is a schematic view of an end clamping seat according to the present utility model;

FIG. 6 is a schematic view of a guiding and positioning device according to the present utility model;

FIG. 7 is a schematic view of a guiding and positioning device (omitting a first positioning plate) according to the present utility model;

in the figure: 1. rotating the handle; 2. an end fixing plate; 21. an outer ring; 22. an inner ring; 23. a connecting rib; 24. a central bore; 25. a connecting through hole; 3. a rotation shaft; 4. a linear bearing; 41. a bearing body; 42. a fixing seat; 43. a through hole; 5. an end clamping seat; 51. a first arcuate clip arm; 52. a second arcuate clip arm; 53. a connecting threaded hole; 6. a guiding and positioning device; 61. an end positioning device plate; 611. a first positioning plate; 612. a second positioning plate; 613. positioning fins; 62. a compression spring; 63. a follower; 64. a follower mount; 641. a buffer tank; 7. a tool apron; 8. a cutter; 9. a gas pipeline.

Description of the embodiments

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

As shown in fig. 1-7, a gas pipeline weld joint cleaning device mainly comprises the following components: the rotary handle 1, the end fixing plate 2, the rotary shaft 3, the linear bearing 4, the end clamping seat 5, the guiding and positioning device 6, the tool apron 7 and the tool 8.

In the embodiment of the utility model, the specific connection structure is as follows, and the end clamping seat 5 is locked and fixed with the end of the gas pipeline 9 through a fixing bolt; the end fixing plate 2 is fixed on the end clamping seat 5, the linear bearing 4 is fixed on the end fixing plate 2, the rotating shaft 3 penetrates through the linear bearing 4, the rotating handle 1 is fixed at one end of the rotating shaft 3, the tool apron 7 is fixed at the other end of the rotating shaft 3, the guiding and positioning device 6 is fixed on the rotating shaft 3 on one side of the tool apron 7, the tools 8 are fixed on the tool apron 7, the number of the tools 8 is two, and the tools are fixedly arranged at two ends of the tool apron 7. The cutter is detachably arranged, and the cutters with different sizes can be replaced according to the sizes of the different pipe fittings to perform weld joint removing operation;

the specific structure of the guiding and positioning device is shown in fig. 6-7, the guiding and positioning device 6 comprises an end positioning device plate 61, a compression spring 62, a follower 63 and a follower mounting seat 64, the end positioning device plate 61 is formed by stacking a first positioning plate 611 and a second positioning plate 612 up and down, the first positioning plate 611 and the second positioning plate 612 are fixed through bolts, the first positioning plate 611 is fixedly connected with a rotating shaft, the end positioning device plate 61 is provided with three positioning fins 613 which are uniformly arranged in the circumferential direction, the compression spring 62 is arranged in each positioning fin 613, the end part of each positioning fin 613 is provided with the follower mounting seat 64, and the follower 63 is mounted on the follower mounting seat 64. The follower mounting seat 64 is clamped inside the positioning fin 613 and is in contact with the compression spring 62, the follower mounting seat 64 is provided with a buffer groove 641, and the follower mounting seat 64 is used for adapting to pipe fittings with different pipe diameters by compressing the compression spring 62.

Since the gas pipeline 9 has a certain shrinkage in the radial direction, the compression spring 62 is used in the guiding and positioning device 6, so that the followers 63 in three directions have certain elasticity in the radial direction, and better guiding and positioning effects are achieved.

The end clamping seat 5 comprises a first arc-shaped clamping arm 51 and a second arc-shaped clamping arm 52, one ends of the first arc-shaped clamping arm 51 and the second arc-shaped clamping arm 52 are hinged, the other ends of the first arc-shaped clamping arm 51 and the second arc-shaped clamping arm 52 are fixed through fixing bolts, and connecting threaded holes 53 are further formed in the first arc-shaped clamping arm 51 and the second arc-shaped clamping arm 52 and are used for being fixed with the end fixing plate 2.

The end fixing plate 2 comprises an outer ring 21, an inner ring 22 and connecting ribs 23 for connecting the outer ring 21 and the inner ring 22, wherein a central hole 24 is formed in the center of the inner ring 22, a linear bearing 4 is fixed on the inner ring 22 through the central hole 24, the outer ring 21 is matched with the pipe diameter of a gas pipeline 9 in size, and a connecting through hole 25 matched with a connecting threaded hole 53 is formed in the outer side of the outer ring 21.

The linear bearing 4 of the present utility model includes a bearing body 41 and a fixing base 42 integrally provided, the bearing body 41 passes through the center hole 24 of the inner ring 22, the fixing base 42 is fixed to the inner ring 22 by bolts, and a through hole 43 through which the rotary shaft 3 passes is provided inside the linear bearing 4.

In the use process of the welding line clearing device, firstly, a cutter with proper size is selected, the device is put into a pipe fitting, is installed and positioned, is lifted by a hand to rotate a handle, can perform up-and-down motion, and has a guiding and positioning function.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a gas pipeline welding seam clearing device, a serial communication port, including rotatory handle (1), tip fixed plate (2), rotation axis (3), linear bearing (4), tip clamping seat (5), direction positioner (6), blade holder (7) and cutter (8), tip clamping seat (5) set up the tip at gas pipeline (9) for press from both sides tight gas pipeline (9), tip fixed plate (2) are fixed on tip clamping seat (5), linear bearing (4) are fixed in tip fixed plate (2) central point put, rotation axis (3) pass linear bearing (4), rotatory handle (1) are fixed at one end of rotation axis (3), blade holder (7) are fixed at the other end of rotation axis (3), direction positioner (6) are fixed to be set up on rotation axis (3) of blade holder (7) one side and are located the top of blade holder (7), are provided with compression spring (62) in direction positioner (6), are provided with cutter (8) on blade holder (7) for clear away the welding seam.

2. The gas pipeline weld joint cleaning device according to claim 1, wherein the guiding positioning device (6) comprises an end positioning device plate (61), compression springs (62), a follower (63) and a follower mounting seat (64), the end positioning device plate (61) is formed by stacking a first positioning plate (611) and a second positioning plate (612) up and down, three positioning fins (613) which are uniformly arranged in the circumferential direction are arranged, the compression springs (62) are arranged in each positioning fin (613), the follower mounting seat (64) is arranged at the end of each positioning fin (613), and the follower (63) is mounted on the follower mounting seat (64).

3. The gas pipeline weld joint cleaning device according to claim 2, wherein the follower mounting seat (64) is clamped inside the positioning fin (613) and is in contact with the compression spring (62), the follower mounting seat (64) is provided with a buffer groove (641), and the follower mounting seat (64) is used for adapting to pipe fittings with different pipe diameters by compressing the compression spring (62).

4. The gas pipeline weld joint cleaning device according to claim 1, wherein the end clamping seat (5) comprises a first arc clamping arm (51) and a second arc clamping arm (52), one ends of the first arc clamping arm (51) and the second arc clamping arm (52) are hinged, the other ends of the first arc clamping arm (51) and the second arc clamping arm (52) are fixed through fixing bolts, and connecting threaded holes (53) are further formed in the first arc clamping arm (51) and the second arc clamping arm (52) and are used for being fixed with the end fixing plate (2).

5. The gas pipeline weld joint cleaning device according to claim 4, wherein the end fixing plate (2) comprises an outer ring (21), an inner ring (22) and connecting ribs (23) for connecting the outer ring (21) and the inner ring (22), a central hole (24) is formed in the center of the inner ring (22), the linear bearing (4) penetrates through the central hole (24) to be fixed on the inner ring (22), the outer ring (21) is matched with the gas pipeline (9) in size, and a connecting through hole (25) matched with the connecting threaded hole (53) is formed in the outer side of the outer ring (21).

6. The gas pipeline weld joint cleaning device according to claim 5, wherein the linear bearing (4) comprises a bearing body (41) and a fixing seat (42) which are integrally arranged, the bearing body (41) penetrates through a central hole (24) of the inner ring (22), the fixing seat (42) is fixed with the inner ring (22) through bolts, and a through hole (43) for a rotating shaft (3) to penetrate is formed in the linear bearing (4).

7. A gas pipeline weld cleaning device according to claim 1, characterized in that the number of cutters (8) is two, and the cutters are detachably arranged at two ends of the cutter holder (7).