Pipeline welding auxiliary device

Abstract

The utility model discloses a pipeline welding auxiliary device which comprises a bottom plate, a top plate, two first moving plates and two second moving plates, two connecting blocks are fixedly installed on the upper surface of each first moving plate, and a clamping plate is fixedly installed on the upper surface of each connecting block. Two first fixing plates are fixedly installed on the upper surface of the top plate, first bearings are fixedly embedded in the side faces, close to each other, of the two first fixing plates, and a first two-way screw rod is jointly and fixedly installed on inner rings of the two first bearings. According to the device, the outer surface of a first two-way screw rod is in threaded connection with the inner walls of two first threaded holes, and the inner walls of four sliding openings are in sliding connection with the outer surfaces of two sliding plates, so that a worker can conveniently adjust the positions of two first moving plates by rotating a first rotating wheel; and through cooperation of the two first moving plates, the four connecting blocks and the four clamping plates, the device can fasten and clamp the connecting end of the pipeline.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline welding technical field especially pipeline welding auxiliary device. BACKGROUND

[0002] Pipeline is connected with pipe, pipe coupling and valve to form a device for conveying gas, liquid or fluid with solid particles, usually, fluid is pressurized by blower, compressor, pump and boiler etc, and then flows from high pressure to low pressure of pipeline, or utilizes fluid's pressure or gravity to convey, the purpose of pipeline is very extensive, mainly used in water supply, drainage, heating, coal gas supply, long distance transportation of oil and natural gas, irrigation, hydraulic engineering and various industrial devices, when connecting pipeline, it is often welded.

[0003] In order to make pipeline welding more stable, therefore, it is necessary to fix and limit the pipeline during pipeline welding, so as to make pipeline welding more stable, but long time manual fixing and clamping leads to reduced pipeline welding stability, therefore, we provide a pipeline welding auxiliary device to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model discloses a pipeline welding auxiliary device, which solves the problems in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A pipeline welding auxiliary device, comprising a bottom plate, a top plate, two first moving plates and two second moving plates, the upper surface of each first moving plate is fixedly installed with two connecting blocks, the upper surface of each connecting block is fixedly installed with a clamping plate, the upper surface of the top plate is fixedly installed with two first fixed plates, the side face of two first fixed plates close to each other is fixedly embedded with a first bearing, the inner ring of two first bearings is fixedly installed with a first bidirectional screw rod, the side face of two first fixed plates close to each other is fixedly installed with two sliding plates, the front surface of each first moving plate is provided with a first threaded hole and two sliding openings, the inner wall of each first threaded hole is slidably connected with the outer surface of the first bidirectional screw rod, the inner wall of each sliding opening is slidably connected with the outer surface of the sliding plate, and the front end of the first bidirectional screw rod is fixedly installed with a first pulley.

[0007] In further embodiments, the upper surface of the bottom plate is fixedly installed with two second fixed plates, the side face of two second fixed plates close to each other is fixedly embedded with a second bearing, the inner ring of two second bearings is fixedly installed with a second bidirectional screw rod, and the right end of the second bidirectional screw rod is fixedly installed with a second pulley.

[0008] In further embodiments, two slide rods are fixedly installed on the side of the two second fixed plates close to each other, a second threaded hole and two slide holes are formed on the left side of each second moving plate, the inner wall of each second threaded hole is in threaded connection with the outer surface of a second bidirectional screw rod, and the inner wall of each slide hole is in sliding connection with the outer surface of a slide rod.

[0009] In further embodiments, a supporting plate is hingedly connected to each first pin shaft seat through a pin shaft.

[0010] In further embodiments, four second pin shaft seats are fixedly installed on the bottom surface of the top plate, and the top end of each second pin shaft seat is hingedly connected with a supporting plate through a pin shaft.

[0011] In further embodiments, four supporting columns are fixedly installed on the bottom surface of the bottom plate, and a supporting seat is fixedly installed on the bottom surface of each supporting column.

[0012] Compared with the prior art, the pipe welding auxiliary device has the following beneficial effects:

[0013] The first bidirectional screw rod is installed with a first rotating wheel at the front end, so that the worker can conveniently drive the first bidirectional screw rod to rotate through the first rotating wheel, the outer surface of the first bidirectional screw rod is in threaded connection with the inner wall of the two first threaded holes, and the inner wall of the four slide holes is in sliding connection with the outer surface of the two slide plates, so that the worker can conveniently adjust the position of the two first moving plates by rotating the first rotating wheel, the two first moving plates, the four connecting blocks and the four clamping plates are matched, the device can fasten and clamp the connecting end of the pipeline, and thus the pipeline welding can be more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a perspective structural schematic view of the front view of the pipe welding auxiliary device.

[0015] Figure 2 It is a perspective structural schematic view of the top view of the pipe welding auxiliary device.

[0016] Figure 3 It is a perspective structural schematic view of the first moving plate in the pipe welding auxiliary device.

[0017] Figure 4 It is a perspective structural schematic view of the second moving plate in the pipe welding auxiliary device.

[0018] In the figure: 1, support seat; 2, bottom plate; 3, slide bar; 4, second bidirectional screw; 5, second moving plate; 6, support column; 7, second bearing; 8, second fixed plate; 9, clamping plate; 10, first fixed plate; 11, first rotating wheel; 12, first moving plate; 13, connecting block; 14, top plate; 15, second pin shaft seat; 16, support plate; 17, first pin shaft seat; 18, second rotating wheel; 19, first bidirectional screw; 20, first bearing; 21, first threaded hole; 22, slide opening; 23, slide hole; 24, second threaded hole; 25, slide plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-4 In the utility model, a pipeline welding auxiliary device, including bottom plate 2, top plate 14, two first moving plates 12 and two second moving plates 5, the upper surface of each first moving plate 12 is fixedly installed with two connecting blocks 13, the upper surface of each connecting block 13 is fixedly installed with clamping plate 9, the upper surface of top plate 14 is fixedly installed with two first fixed plates 10, the side face of two first fixed plates 10 close to each other is fixedly embedded with first bearing 20, the inner ring of two first bearings 20 is fixedly installed with first bidirectional screw 19 in common, the side face of two first fixed plates 10 close to each other is fixedly installed with two slide plates 25 in common, the front end of first bidirectional screw 19 is fixedly installed with first rotating wheel 11, and staff can drive first bidirectional screw 19 to rotate by rotating first rotating wheel 11, and first bidirectional screw 19 can drive two first moving plates 12 to move towards opposite directions or towards each other by the cooperation of two first threaded holes 21 and first bidirectional screw 19 and the cooperation of four slide openings 22 and two slide plates 25, and each connecting block 13 plays a supporting role to clamping plate 9, and two groups of clamping plates 9 can tightly hold two pipelines, so that the pipeline can be conveniently welded.

[0021] The upper surface of the bottom plate 2 is fixedly provided with two second fixed plates 8, the side face of the two second fixed plates 8 close to each other is fixedly embedded with a second bearing 7, the inner ring of the two second bearings 7 is fixedly provided with a second bidirectional screw rod 4, the right end of the second bidirectional screw rod 4 is fixedly provided with a second rotating wheel 18, the staff can drive the second bidirectional screw rod 4 to rotate by rotating the second rotating wheel 18, the side face of the two second fixed plates 8 close to each other is fixedly provided with two sliding rods 3, the left side face of each second moving plate 5 is provided with a second threaded hole 24 and two sliding holes 23, the inner wall of each second threaded hole 24 is in threaded connection with the outer surface of the second bidirectional screw rod 4, and the inner wall of each sliding hole 23 is in sliding connection with the outer surface of the sliding rod 3, so that the second bidirectional screw rod 4 can drive the two second moving plates 5 to move in opposite directions or move towards each other when the second bidirectional screw rod 4 rotates, through cooperation of the two second threaded holes 24 and the second bidirectional screw rod 4 and cooperation of the four sliding holes 23 and the two sliding rods 3.

[0022] The upper surface of each second moving plate 5 is fixedly provided with two first pin shaft seats 17, each first pin shaft seat 17 is hingedly provided with a supporting plate 16 through a pin shaft, the bottom end of each second moving plate 5 can be driven to move through the first pin shaft seat 17, the bottom surface of the top plate 14 is fixedly provided with four second pin shaft seats 15, each second pin shaft seat 15 is hingedly connected with the top end of the supporting plate 16 through a pin shaft, and cooperation of the four first pin shaft seats 17, the four supporting plates 16 and the four second pin shaft seats 15 enables the staff to conveniently adjust the height of the top plate 14, the bottom surface of the bottom plate 2 is fixedly provided with four supporting columns 6, the bottom surface of each supporting column 6 is fixedly provided with a supporting seat 1, the four supporting columns 6 jointly support the bottom plate 2, and the four supporting seats 1 increase the contact area of the device with the ground, so that the device can be stably placed.

[0023] The working principle of the utility model is:

[0024] Firstly, the staff rotates the first rotating wheel 11, the first rotating wheel 11 drives the first bidirectional screw rod 19 to rotate, the first bidirectional screw rod 19 can drive the two first moving plates 12 to move towards each other through cooperation of the first threaded hole 21 and the first bidirectional screw rod 19 and cooperation of the sliding hole 22 and the sliding plate 25, and each first moving plate 12 can drive the two clamping plates 9 to move through the two connecting blocks 13, after the inner wall of each group of clamping plates 9 is in contact with the outer surface of the pipeline, the staff can stop rotating the first rotating wheel 11, and then the staff can weld the pipeline.

[0025] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0026] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A pipe welding auxiliary device, characterized in that: The system includes a base plate (2), a top plate (14), two first movable plates (12), and two second movable plates (5). Two connecting blocks (13) are fixedly installed on the upper surface of each first movable plate (12), and a clamping plate (9) is fixedly installed on the upper surface of each connecting block (13). Two first fixed plates (10) are fixedly installed on the upper surface of the top plate (14). A first bearing (20) is fixedly embedded on the side of each of the two first fixed plates (10) that are close to each other. The inner rings of the two first bearings (20) are jointly fixedly installed. There is a first bidirectional screw (19), and two slide plates (25) are fixedly installed on one side of the two first fixed plates (10) that are close to each other. Each first movable plate (12) has a first threaded hole (21) and two sliding openings (22) on its front side. The inner wall of each first threaded hole (21) is slidably connected to the outer surface of the first bidirectional screw (19), and the inner wall of each sliding opening (22) is slidably connected to the outer surface of the slide plate (25). A first rotating wheel (11) is fixedly installed at the front end of the first bidirectional screw (19).

2. The pipe welding auxiliary device according to claim 1, characterized in that: Two second fixing plates (8) are fixedly installed on the upper surface of the base plate (2). A second bearing (7) is fixedly embedded on the side of the two second fixing plates (8) that are close to each other. A second bidirectional screw (4) is fixedly installed on the inner ring of the two second bearings (7). A second rotating wheel (18) is fixedly installed on the right end of the second bidirectional screw (4).

3. The pipe welding auxiliary device according to claim 2, characterized in that: Two slide rods (3) are fixedly installed on one side of the two second fixed plates (8) that are close to each other. Each second movable plate (5) has a second threaded hole (24) and two sliding holes (23) on its left side. The inner wall of each second threaded hole (24) is threaded to the outer surface of the second bidirectional screw (4), and the inner wall of each sliding hole (23) is slidably connected to the outer surface of the slide rod (3).

4. The pipe welding auxiliary device according to claim 1, characterized in that: Two first pin seats (17) are fixedly installed on the upper surface of each of the second movable plates (5), and each of the first pin seats (17) is hinged to a support plate (16) by a pin.

5. The pipe welding auxiliary device according to claim 4, characterized in that: Four second pin seats (15) are fixedly installed on the bottom surface of the top plate (14), and each second pin seat (15) is hinged to the top of the support plate (16) by a pin.

6. The pipe welding auxiliary device according to claim 1, characterized in that: Four support columns (6) are fixedly installed on the bottom surface of the base plate (2), and a support seat (1) is fixedly installed on the bottom surface of each support column (6).

Images