Welding device of gas pipeline for gas engineering

Abstract

The utility model relates to the technical field of pipeline welding, and discloses a gas pipeline welding device for gas engineering, which comprises a base, a fixed cylinder is fixedly connected onto the base, one end of a sliding rod is slidably connected into the fixed cylinder, and the other end of the sliding rod penetrates through the fixed cylinder and is fixedly connected with a lifting platform. Two sets of symmetrically-arranged fixing rods are fixedly connected to the lifting table, sliding cylinders are connected to the fixing rods in a sliding mode, movable frames are fixedly connected to the sliding cylinders, rotating rings are arranged in the movable frames, and taking and placing openings are formed in the movable frames and the rotating rings. And meanwhile, the position of the axis of the gas pipeline can be adjusted by driving the rotating supporting plate to rotate and ascend and descend, then the pipelines are aligned, operation is easy, use is convenient, meanwhile, the welding machine is driven by the rotatable rotating frame to conduct rotating welding, the welding speed is high, and the practicability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline welding, in particular to a welding device for a gas pipeline used in gas engineering. Background Art

[0002] Most gas pipelines are steel pipes with large volume. Most of them are welded manually on site. The problem with existing technology is that the existing pipeline welding device cannot clamp and tighten the pipeline to be welded well during welding, and cannot align the two pipelines, resulting in poor welding efficiency and low welding quality. Utility Model Content

[0003] The purpose of the present utility model is to provide a welding device for gas pipelines used in gas engineering to solve the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] The transmission mechanism that this sliding part is arranged on this support, and this sliding part is hinged on the base, and this support is hinged on two support arms of being respectively connected with the support arm of the support frame, and this support arm is hinged on two support arms of being respectively connected with the support arm of the support frame.

[0006] As a further solution of the present invention: an electric motor is installed on the outer wall of the movable frame, and the output shaft of the electric motor is fixedly connected to a set of gears.

[0007] As a further solution of the present invention: a plurality of sets of universal wheels are installed at the bottom of the base.

[0008] As a further solution of the present invention: a first hydraulic lifting pump is installed on the base, and an output shaft of the first hydraulic lifting pump is fixedly connected to the lifting platform.

[0009] As a further solution of the present invention: a ball screw is rotatably connected in the lifting platform, a driving cylinder is fixedly connected to the nut of the ball screw, and the driving cylinder is fixedly connected to the moving frame.

[0010] As a further solution of the present invention: a crank is fixedly connected to the driving end of the ball screw.

[0011] Compared with the existing technology, the beneficial effects of the present invention are: the present invention lifts the gas pipeline through a rotatable rotating support plate arranged in a V shape, and at the same time can adjust the position of the axis of the gas pipeline by driving the rotating support plate to rotate and lift, so that the pipelines are aligned with each other. The operation is simple and easy to use. At the same time, the rotatable rotating frame drives the welding machine to perform rotary welding, the welding speed is fast, and the practicality of the equipment is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a structural schematic diagram of a gas pipeline welding device for gas engineering.

[0013] Figure 2 The utility model is a structural schematic diagram of a gas pipeline welding device for gas engineering.

[0014] Figure 3 The utility model is a structural schematic diagram of a gas pipeline welding device for gas engineering.

[0015] Figure 4 The utility model is a structural schematic diagram of a gas pipeline welding device for gas engineering.

[0016] In the figure: 1-base, 2-universal wheel, 3-fixed cylinder, 4-sliding rod, 5-lifting platform, 6-fixed rod, 7-sliding cylinder, 8-movable frame, 9-rotating ring, 10-gear, 11-outer ring gear, 12-motor, 13-welding machine, 14-pick-up and drop-out port, 15-first hydraulic lift pump, 16-ball screw, 17-driving cylinder, 18-crank handle, 19-bearing, 20-connecting shaft, 21-connecting block, 22-rotating support plate, 23-driving arm, 24-traction arm, 25-second hydraulic lift pump. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See Figures 1 to 4 In the embodiment of the present utility model, a welding device for a gas pipeline for a gas engineering project includes a base 1, a fixed cylinder 3 is fixedly connected to the base 1, one end of a sliding rod 4 is slidably connected to the fixed cylinder 3, and the other end of the sliding rod 4 is fixedly connected to a lifting platform 5 through the fixed cylinder 3, and two groups of symmetrically arranged fixed rods 6 are fixedly connected to the lifting platform 5, and a sliding cylinder 7 is slidably connected to the fixed rod 6, and a mobile frame 8 is fixedly connected to the sliding cylinder 7, and a rotating ring 9 is provided in the mobile frame 8, and a take-and-put port 14 is provided in the mobile frame 8 and the rotating ring 9, and an outer gear ring 11 is provided on the outer wall of the rotating ring 9, and four groups of equally spaced gears 10 are rotatably connected to the mobile frame 8, and the gears 10 and the outer gear ring 11 are meshed with each other. A welding machine 13 is installed on the inner wall of the rotating ring 9, and the mobile frame 8 is provided with a plurality of symmetrically arranged fixed rods 6. An electric motor 12 is installed on the outer wall of the movable frame 8, and the output shaft of the electric motor 12 is fixedly connected to a group of gears 10. Bearings 19 are installed on both sides of the movable frame 8. A connecting shaft 20 is rotatably connected in the bearing 19. Connecting blocks 21 are fixedly connected at both ends of the connecting shaft 20. A rotating support plate 22 is fixedly connected to the connecting block 21. Multiple groups of rotating support plates 22 are symmetrically arranged with each other. A driving arm 23 is fixedly connected to the connecting shaft 20, and one end of a traction arm 24 is rotatably connected to the driving arm 23. A second hydraulic lifting pump 25 is installed on the lifting seat, and the other end of the traction arm 24 is rotatably connected to the output shaft of the second hydraulic lifting pump 25. A first hydraulic lifting pump 15 is installed on the base 1, and the output shaft of the first hydraulic lifting pump 15 is fixedly connected to the lifting platform 5;

[0019] The utility model first places the two ends of the gas pipeline into the movable frame 8 and the rotating ring 9 through the setting of the take-out port 14, and lifts and fixes the gas pipeline through multiple sets of rotating supporting plates 22. At this time, the equipment can drive the traction arm 24 to lift and lower through the second hydraulic lifting pump 25. The traction arm 24 drives the driving arm 23 to rotate around the connecting shaft 20. The driving arm 23 drives the connecting shaft 20 to rotate. The connecting shaft 20 drives the rotating supporting plate 22 to rotate through the connecting block 21. The rotating supporting plate 22 drives the gas pipeline to rotate and lift, thereby adjusting the axial position of the gas pipeline, so that the axis of the gas pipeline coincides with the axis of the rotating ring. After that, the gear 10 can be driven to rotate by the motor 12. The gear 10 drives the rotating ring 9 to rotate by mutual engagement with the outer gear ring 11. The rotating ring 9 drives the welding machine 13 to rotate. At this time, the welding machine 13 will rotate along the outer wall of the gas pipeline, thereby automatically welding the gas pipeline.

[0020] At the same time, the utility model can also drive the lifting platform 5 to move up and down through the first hydraulic lifting pump 15, and the lifting platform 5 drives the rotating ring 9 to move up and down, thereby adjusting the welding height of the equipment according to the different heights of the gas pipeline.

[0021] In one embodiment of the present invention, see Figures 1 to 4 A plurality of sets of universal wheels 2 are installed at the bottom of the base 1. The utility model realizes the free movement of the base 1 through the arrangement of the universal wheels 2.

[0022] In one embodiment of the present invention, see Figures 1 to 4 A ball screw 16 is rotatably connected to the lifting platform 5, and a driving cylinder 17 is fixedly connected to the nut of the ball screw 16. The driving cylinder 17 is fixedly connected to the mobile frame 8. A crank 18 is fixedly connected to the driving end of the ball screw 16. The utility model drives the ball screw 16 to rotate by shaking the crank 18. The ball screw 16 converts the rotary motion of the crank 18 into the linear motion of the driving cylinder 17. The driving cylinder 17 drives the mobile frame 8 to perform linear motion, thereby adjusting the welding point of the welding machine 13.

[0023] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from all points of view, the embodiments should be regarded as illustrative and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes that fall within the meaning and range of equivalents of the claims be included in the present invention. Any reference signs in the claims should not be construed as limiting the claim to which they relate.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A gas pipeline welding device for gas engineering, comprising a base, characterized in that: Material toggling mechanism, its both ends are to be connected with the gear train that is fixedly mounted on the support frame, and the support frame is equipped with a toothed structure, and the toothed structure is that cooperates with each other to form a bottom surface and a bottom end of each toothed structure.

2. A welding device for gas pipelines for gas engineering according to claim 1, characterized in that: An electric motor is installed on the outer wall of the movable frame, and an output shaft of the electric motor is fixedly connected to a group of gears.

3. A welding device for gas pipelines for gas engineering according to claim 1, characterized in that: A plurality of sets of universal wheels are installed at the bottom of the base.

4. A welding device for gas pipelines for gas engineering according to claim 1, characterized in that: A first hydraulic lifting pump is installed on the base, and an output shaft of the first hydraulic lifting pump is fixedly connected to the lifting platform.

5. A welding device for gas pipelines for gas engineering according to claim 1, characterized in that: A ball screw is rotatably connected in the lifting platform, a driving cylinder is fixedly connected to a nut of the ball screw, and the driving cylinder is fixedly connected to the moving frame.

6. A welding device for gas pipelines for gas engineering according to claim 5, characterized in that: A crank is fixedly connected to the driving end of the ball screw.

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