Supporting frame for gas pipeline welding

Abstract

The utility model relates to the technical field of pipeline welding, and provides a support frame for gas pipeline welding, which comprises a bottom plate (1), a fixed plate (2) is fixedly connected onto the bottom plate (1), a movable plate (3) is detachably connected onto the bottom plate (1), and support components (4) are arranged on the fixed plate (2) and the movable plate (3); the supporting assembly (4) comprises a vertical plate (41) fixedly connected to the fixed plate (2) or the movable plate (3), a cross beam (42) is fixedly connected to the vertical plate (41), the end, close to the gas pipeline (5), of the cross beam (42) is detachably connected with a first clamping piece (43) used for clamping and supporting the welding position of the gas pipeline (5), and a second clamping piece (44) used for clamping and supporting a pipe body of the gas pipeline (5) is arranged on one side of the cross beam (42). The gas pipeline welding tool can be quickly disassembled after welding is completed, and the gas pipeline can be conveniently welded.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline welding, and more specifically, particularly relates to a supporting frame for gas pipeline welding. Background Art

[0002] Gas pipelines are pipelines used to transport gas. Pipelines are divided into steel pipes, PE pipes, etc. Gas is generally divided into natural gas, artificial coal gas, etc. Gas is directly mined from underground (such as natural gas) or produced in factories (such as coal chemical industry) and supplied to users through pipelines. Gas production, pipeline construction, and gas transportation require professional technology and management. Now, for the welding process of buried gas pipelines, a gas pipeline welding support frame is often used.

[0003] The patent with announcement number CN220050633U discloses a gas pipeline welding docking device, which can crimp the end of the gas pipeline and adjust the height of the gas pipeline, avoiding the end of the gas pipeline from tilting, ensuring the quality of gas pipeline welding, and ensuring the accuracy of gas pipeline docking and welding; including a base; also including a docking mechanism, a supporting mechanism, an adjusting mechanism and a clamping mechanism, the docking mechanism includes two convex sliders and two multi-stage electric telescopic rods, the adjusting mechanism includes two adjusting plates, two bidirectional screw rods, two groups of adjusting blocks and two first turntables, the supporting mechanism includes two groups of electric telescopic rods, two groups of supporting rotating frames, two groups of supporting rotating wheels and multiple reinforcing ribs, the docking mechanism is installed at the left and right ends of the base, the supporting mechanism is installed on the docking mechanism through the adjusting mechanism, and the clamping mechanism is installed on the top of the adjusting mechanism. However, the device in the prior art cannot be quickly disassembled after the gas pipeline welding is completed. Utility Model Content

[0004] In order to overcome the above-mentioned shortcomings, the utility model aims to provide a gas pipeline welding support frame, which can be quickly disassembled after welding is completed and is convenient for welding the gas pipeline.

[0005] A support frame for gas pipeline welding, comprising a base plate, to which a fixed plate is fixedly connected and a movable plate is detachably connected, and support components are provided on both the fixed plate and the movable plate; the support component comprises a vertical plate fixedly connected to the fixed plate or the movable plate, a crossbeam is fixedly connected to the vertical plate, a first clamping piece for clamping and supporting a welding point of the gas pipeline is detachably connected to one end of the crossbeam close to the gas pipeline, and a second clamping piece for clamping and supporting a pipe body of the gas pipeline is provided on one side of the crossbeam.

[0006] Furthermore, the bottom plate is fixedly connected with two parallel guide blocks, a guide groove is formed between the two guide blocks and the bottom plate, and the movable plate slides in the guide groove.

[0007] Furthermore, the guide block is in an inverted L-shape and the openings of the two guide blocks are opposite to each other.

[0008] Furthermore, a plurality of positioning holes are formed at equal intervals on the upper end surface of the bottom plate in the guide groove, a first insertion rod is inserted into the movable plate, and the lower end of the first insertion rod is adapted to the positioning hole and can be inserted therein.

[0009] Furthermore, a slot is provided at one end of the crossbeam close to the gas pipeline, a plug block matched with the slot is fixedly connected to one side of the first clamp close to the crossbeam, and a second plug rod penetrating the slot and the plug block is inserted on the crossbeam.

[0010] Furthermore, the support assembly also includes a mounting groove provided on the crossbeam.

[0011] Furthermore, the mounting groove is communicated with a side wall of one side of the beam.

[0012] Furthermore, a threaded rod is rotatably connected in the installation groove, a slider threadably connected to the threaded rod is slidably in the installation groove, a movable rod is hinged on one side of the slider, the free end of the movable rod is hinged to the second clamping member, a connecting rod is hinged on the rod body of the movable rod, and the free end of the connecting rod is hinged to the crossbeam.

[0013] Furthermore, one end of the threaded rod away from the first clamping member passes through the crossbeam and is rotatably connected thereto.

[0014] Furthermore, inner side walls of the first clamping member and the second clamping member are both provided with a rubber layer.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] In the utility model, the gas pipeline is lifted so that the end of the gas pipeline is attached to the first clamping piece on one side of the fixed plate, and then the movable plate is installed on the bottom plate, so that the two first clamping pieces cooperate to clamp and fix the connection of the two gas pipelines, and then the handle is turned so that the two second clamping pieces cooperate to clamp the pipe body of the gas pipeline. When welding is required, the first clamping piece is removed to weld the gas pipeline. After welding is completed, the gas pipeline is lifted by the lifting rope and the crane, the movable plate (together with the support assembly arranged thereon) is removed, and then the bottom plate is moved away, so that the support frame and the gas pipeline can be quickly disassembled after welding is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of a gas pipeline welding support frame in use;

[0019] Figure 2 A structural diagram of a support frame for gas pipeline welding Figure 1 ;

[0020] Figure 3 It is a split diagram of the support assembly;

[0021] Figure 4 yes Figure 2 Enlarged view of point A in the middle.

[0022] In the figure: 1, bottom plate; 2, fixed plate; 3, movable plate; 4, supporting assembly; 41, vertical plate; 42, crossbeam; 43, first clamping member; 44, second clamping member; 45, slot; 46, plug block; 47, second plug rod; 48, mounting groove; 49, threaded rod; 410, slider; 411, movable rod; 412, connecting rod; 413, handle; 5, gas pipeline; 6, guide block; 7, guide groove; 8, positioning hole; 9, first plug rod; 10, rubber layer. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Specific embodiment:

[0025] like Figure 1-4As shown, a support frame for gas pipeline welding includes a base plate 1, to which a fixed plate 2 is fixedly connected and a movable plate 3 is detachably connected, support assemblies 4 are provided on both the fixed plate 2 and the movable plate 3, and the two support assemblies 4 located on the fixed plate 2 and the movable plate 3 can cooperate to clamp and support the gas pipeline 5; the support assembly 4 includes a vertical plate 41, the vertical plate 41 is fixedly connected to the end surface on the fixed plate 2 or the movable plate 3, a cross beam 42 is fixedly connected to the upper end of the vertical plate 41, and a first clamping member 43 is detachably connected to one end of the cross beam 42 close to the gas pipeline 5, and the two first clamping members 43 are used to clamp and support the connection between the two gas pipelines 5; a second clamping member 44 for clamping and supporting the pipe body of the gas pipeline 5 is provided on one side of the cross beam 42. First, the support frame is arranged along the length direction of the pipeline, the gas pipeline 5 is lifted so that the end of the gas pipeline 5 is attached to the first clamping piece 43 on one side of the fixed plate 2, and then the movable plate 3 is installed on the base plate 1, so that the two first clamping pieces 43 cooperate to clamp and fix the connection between the two gas pipelines 5, and then the pipe body of the gas pipeline 5 is clamped by the two second clamping pieces 44. When welding is required, the first clamping piece 43 is removed to facilitate welding of the gas pipeline 5. After welding is completed, the gas pipeline 5 is lifted by the lifting rope and the crane, the movable plate 3 (together with the support assembly 4 arranged thereon) is removed, and then the base plate 1 is moved away, so that the support frame and the gas pipeline can be quickly disassembled after welding is completed.

[0026] like Figure 1-4 As shown, two parallel guide blocks 6 are fixedly connected to the bottom plate 1. The guide blocks 6 are inverted L-shaped and the openings of the two guide blocks 6 are opposite to each other. A guide groove 7 is formed between the two guide blocks 6 and the bottom plate 1. The movable plate 3 slides in the guide groove 7. The upper end surface of the bottom plate 1 located in the guide groove 7 is provided with a plurality of positioning holes 8 at equal intervals. A first plug rod 9 is inserted into the movable plate 3. The lower end of the first plug rod 9 is adapted to the positioning hole 8 and can be inserted therein. Through the sliding cooperation between the guide groove 7 and the movable plate 3 and the cooperation between the first plug rod 9, the movable plate 3 and the positioning hole 8, it is convenient to install the support assembly 4 on the movable plate 3 on the bottom plate 1, and it is also convenient to disassemble quickly.

[0027] like Figure 1-4 As shown, a slot 45 is provided at one end of the crossbeam 42 near the gas pipeline 5, a plug block 46 matching the slot 45 is fixedly connected to the side of the first clamping member 43 near the crossbeam 42, and a second plug rod 47 penetrating the slot 45 and the plug block 46 is inserted on the crossbeam 42. Before welding, the second plug rod 47 is pulled out, and the plug block 46 is pushed to slide out of the slot 45, so that the first clamping member 43 is separated from the gas pipeline 5, and then the welding operation can be carried out.

[0028] like Figure 1-4As shown, the support assembly 4 also includes a mounting groove 48 opened on the crossbeam 42, the mounting groove 48 is connected to a side wall of the crossbeam 42, a threaded rod 49 is rotatably connected in the mounting groove 48 through a bearing seat (not shown in the figure), the end of the threaded rod 49 away from the first clamping member 43 (this end is not provided with threads) passes through the crossbeam 42 and is rotatably connected thereto, and a turning handle 413 is provided at the end of the threaded rod 49 located outside the mounting groove 48, and the threaded rod 49 can be rotated in the mounting groove 48 by turning the turning handle 413; a slider 410 is slid in the mounting groove 48, the threaded rod 49 passes through the slider 410 and is threadedly connected thereto, a movable rod 411 is hinged on one side of the slider 410, the free end of the movable rod 411 is hinged to the second clamping member 44, a connecting rod 412 is hinged on the rod body of the movable rod 411, and the free end of the connecting rod 412 is hinged to the crossbeam 42. By turning the handle 413 to rotate the threaded rod 49, the slider 410 can slide in the installation groove 48, changing the angle between the movable rod 411, the connecting rod 412 and the crossbeam 42, and then adjusting the position of the second clamping member 44 to make it fit with the gas pipeline 5. The two second clamping members 44 are used to clamp and support the pipe body of the gas pipeline 5, so that the staff can easily weld the two gas pipelines 5.

[0029] like Figure 1-4 As shown, the inner side walls of the first clamping member 43 and the second clamping member 44 are both provided with a rubber layer 10 , and the friction between the rubber layer 10 and the gas pipeline 5 makes the support frame more stable in supporting the gas pipeline 5 .

[0030] The working principle of a support frame for gas pipeline welding in the present embodiment is: first, put the support frame into the dug groove, lift the gas pipeline 5 so that the end of the gas pipeline 5 is attached to the first clamping piece 43 on one side of the fixed plate 2, and then install the movable plate 3 on the bottom plate 1, so that the two first clamping pieces 43 cooperate to clamp and fix the connection between the two gas pipelines 5, and then turn the handle 413 to make the two second clamping pieces 44 cooperate to clamp the pipe body of the gas pipeline 5. When welding is required, the first clamping piece 43 is removed to weld the gas pipeline 5. After welding is completed, the gas pipeline 5 is lifted by the lifting rope and the crane, the first plug 9 is pulled out, the movable plate 3 together with the support assembly 4 arranged thereon is removed, and then the bottom plate 1 is moved away, so that the support frame and the gas pipeline can be quickly disassembled after welding is completed.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A support frame for gas pipeline welding, characterized in that: The invention comprises a bottom plate (1), a fixed plate (2) being fixedly connected to the bottom plate (1) and a movable plate (3) being detachably connected thereto, and a support assembly (4) being provided on both the fixed plate (2) and the movable plate (3); the support assembly (4) comprising a vertical plate (41) being fixedly connected to the fixed plate (2) or the movable plate (3), a horizontal beam (42) being fixedly connected to the vertical plate (41), a first clamping member (43) for clamping and supporting the welding part of the gas pipeline (5) being detachably connected to one end of the horizontal beam (42) close to the gas pipeline (5), and a second clamping member (44) for clamping and supporting the pipe body of the gas pipeline (5) being provided on one side of the horizontal beam (42).

2. A gas pipeline welding support according to claim 1, characterized in that: The bottom plate (1) is fixedly connected with two parallel guide blocks (6), a guide groove (7) is formed between the two guide blocks (6) and the bottom plate (1), and the movable plate (3) slides in the guide groove (7).

3. A gas pipeline welding support according to claim 2, characterized in that: The guide block (6) is in an inverted L-shape and the openings of the two guide blocks (6) are opposite to each other.

4. A gas pipeline welding support according to claim 2, characterized in that: The upper end surface of the bottom plate (1) located in the guide groove (7) is provided with a plurality of positioning holes (8) at equal intervals, and a first insertion rod (9) is inserted into the movable plate (3), and the lower end of the first insertion rod (9) is adapted to the positioning hole (8) and can be inserted therein.

5. The support frame for gas pipeline welding according to claim 1, characterized in that: A slot (45) is provided at one end of the cross beam (42) close to the gas pipeline (5); an insert block (46) adapted to the slot (45) is fixedly connected to one side of the first clamping member (43) close to the cross beam (42); and a second insert rod (47) penetrating the slot (45) and the insert block (46) is inserted on the cross beam (42).

6. A gas pipeline welding support according to claim 5, characterized in that: The support assembly (4) also includes a mounting slot (48) formed on the crossbeam (42).

7. A gas pipeline welding support according to claim 6, characterized in that: The mounting groove (48) is in communication with a side wall of the crossbeam (42).

8. A gas pipeline welding support according to claim 7, characterized in that: A threaded rod (49) is rotatably connected in the installation groove (48), a slider (410) threadably connected to the threaded rod (49) is slidably disposed in the installation groove (48), a movable rod (411) is hinged on one side of the slider (410), a free end of the movable rod (411) is hinged to the second clamping member (44), a connecting rod (412) is hinged on the rod body of the movable rod (411), and the free end of the connecting rod (412) is hinged to the crossbeam (42).

9. A gas pipeline welding support according to claim 8, characterized in that: One end of the threaded rod (49) away from the first clamping member (43) passes through the crossbeam (42) and is rotatably connected thereto.

10. A gas pipeline welding support according to claim 1, characterized in that: The inner side walls of the first clamping member (43) and the second clamping member (44) are both provided with a rubber layer (10).

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