Protective scaffold for welding heat supply pipeline foundation pit

Abstract

The utility model relates to the technical field of scaffolds, and discloses a protective scaffold for welding a heat supply pipeline foundation pit, which comprises a scaffold frame, a welding table and a support pillar, the welding table is slidably connected to the inner side of the scaffold frame, the middle parts of the inner walls of the two sides of the scaffold frame are rotatably connected with screw rods through bearings, and the support pillar is fixedly connected with the welding table. The lead screw horizontally penetrates through the middle of the welding table and is in threaded connection with the welding table. Through the combination of the sliding groove, the sliding block, the threaded rod and the connecting groove, the threaded rod is rotated, the sliding block can drive the positioning block to move up and down on the outer side of the supporting column, the use height of the welding table on the inner side of the scaffold frame can be further adjusted, and the servo motor is controlled to work through the combination of the servo motor, the lead screw and the sliding rod; the lead screw can drive the welding table to move left and right, and therefore the problem that according to an existing protective scaffold for heat supply pipeline foundation pit welding, the welding position is inconvenient to adjust is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of scaffolds, in particular to a protective scaffold for welding a heating pipeline foundation pit. Background Art

[0002] When laying municipal heating pipelines, they often need to be buried underground. Therefore, it is necessary to excavate foundation pits for pipeline laying and welding operations.

[0003] After searching, the publication number is CN220203346U, which discloses a protective scaffolding for welding of heating pipe foundation pit. The protective arch provides protection for the welding operation of the heating pipe with the help of the arch structure. Through the combination of the cantilever plate and the limiting angle plate, the welding platform is raised for the workers.

[0004] In the process of realizing the utility model, the inventors found that there are at least the following problems in the prior art that have not been solved: in the above case, although the heating pipe can be protected during use, the internal space of the foundation pit is small, and the installation of a protective arch will inevitably affect the welding operation of the pipeline, and it is inconvenient to adjust the welding position.

[0005] Therefore, we propose a protective scaffold for heating pipeline foundation pit welding, which can solve the above problems. Utility Model Content

[0006] The utility model aims to provide a protective scaffold for welding a heating pipeline foundation pit, which solves the problems raised in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective scaffolding for welding of a heating pipeline foundation pit, comprising a scaffolding frame, a welding platform and a support column, wherein the welding platform is slidably connected to the inner side of the scaffolding frame, and the middle part of the inner wall on both sides of the scaffolding frame is rotatably connected with a screw rod through a bearing, and the screw rod horizontally penetrates the middle part of the welding platform and is threadedly connected to the welding platform, and the four corners of the upper surface of the scaffolding frame are penetrated by adjustment grooves, the support column is slidably connected to the adjustment groove, and the outer side of the support column is slidably connected with a positioning block.

[0008] As an optional solution of the technical solution of the present application, a servo motor is fixedly connected to the middle part of one side of the scaffolding frame, and the shaft end of the servo motor is fixedly connected to one end of the screw rod.

[0009] As an optional solution of the technical solution of the present application, a sliding groove is vertically opened inside the support column, a slider is slidably connected inside the sliding groove, a connecting groove is opened through the middle of the positioning block, the support column is slidably connected to the connecting groove, and the two ends of the slider are fixedly connected to the inner walls on both sides of the connecting groove.

[0010] As an optional solution of the technical solution of the present application, the interior of the slide groove is vertically rotatably connected with a threaded rod via a bearing, and the threaded rod vertically penetrates the middle of the slider and is threadedly connected to the slider.

[0011] As an optional solution of the technical solution of the present application, sliding rods are horizontally welded at the front and rear ends of the inner side of the scaffolding frame, and the sliding rods horizontally penetrate the welding platform and are slidably connected to the welding platform.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: through the combination of the slide groove, the slider, the threaded rod and the connecting groove, the threaded rod is rotated, and the positioning block can be driven by the slider to move up and down on the outside of the support column, and the welding table inside the scaffolding frame can be further adjusted in height. Through the combination of the servo motor, the screw rod and the slide rod, the servo motor is controlled to work, and the screw rod can drive the welding table to move left and right, thereby solving the problem of inconvenient adjustment of the welding position of the existing protective scaffolding for welding of the heating pipeline foundation pit. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0014] Figure 1 This is a top view of a protective scaffold for welding a heating pipeline foundation pit according to the utility model;

[0015] Figure 2 It is a bottom and side view of a protective scaffold for welding a heating pipeline foundation pit according to the utility model;

[0016] Figure 3 The utility model is a schematic diagram of the connection between the positioning block and the supporting column of the protective scaffolding for welding the heating pipeline foundation pit.

[0017] In the figure: 1. scaffolding frame; 11. welding table; 12. screw rod; 13. servo motor; 14. slide rod; 15. adjustment slot; 16. support column; 17. positioning block; 18. connecting slot; 2. slide slot; 21. slider; 22. threaded rod. DETAILED DESCRIPTION

[0018] See also Figure 1-Figure 3 The utility model provides a technical solution: a protective scaffold for welding a heating pipeline foundation pit, comprising a scaffold frame 1, a welding platform 11 and a support column 16, the welding platform 11 is slidably connected to the inner side of the scaffold frame 1, and the middle part of the inner wall on both sides of the scaffold frame 1 is rotatably connected with a screw rod 12 through a bearing, the screw rod 12 horizontally passes through the middle part of the welding platform 11 and is threadedly connected to the welding platform 11, and a servo motor 13 is fixedly connected to the middle part of one side of the scaffold frame 1, and the shaft end of the servo motor 13 is fixedly connected to one end of the screw rod 12.

[0019] In this technical solution, the welding table 11 on the inner side of the scaffolding frame 1 can carry workers and welding equipment to perform welding operations on the pipes in the foundation pit. The servo motor 13 is controlled by the corresponding controller to drive the screw rod 12 to rotate. The screw rod 12 is threadedly connected to the welding table 11. During the rotation of the screw rod 12, the welding table 11 can be driven to move left and right on the inner side of the scaffolding frame 1 to adjust the use position, and further welding operations can be performed on different positions of the pipe, which is convenient and quick.

[0020] In this embodiment, the four corners of the upper surface of the scaffolding frame 1 are penetrated with adjustment grooves 15, the support column 16 is slidably connected to the adjustment groove 15, the outer side of the support column 16 is slidably connected with a positioning block 17, the interior of the support column 16 is vertically provided with a slide groove 2, the interior of the slide groove 2 is slidably connected with a slider 21, the interior of the slide groove 2 is rotatably connected with a threaded rod 22 through a bearing, the threaded rod 22 vertically penetrates the middle of the slider 21 and is threadedly connected to the slider 21, the middle of the positioning block 17 is penetrated with a connecting groove 18, the support column 16 is slidably connected to the connecting groove 18, and the two ends of the slider 21 are fixedly connected to the inner walls on both sides of the connecting groove 18.

[0021] In this technical solution, the slider 21 is slidably connected to the slide groove 2 on the inner side of the support column 16, and the threaded rod 22 is threadedly connected to the slider 21. Rotating the threaded rod 22 can drive the slider 21 to move up and down in the slide groove 2. The use position of the positioning block 17 can be adjusted according to the use height of the welding table 11. The positioning block 17 can further position and support the bottom side of the scaffolding frame 1.

[0022] In this embodiment, sliding rods 14 are horizontally welded at the front and rear ends of the inner side of the scaffolding frame 1 . The sliding rods 14 horizontally penetrate the welding platform 11 and are slidably connected to the welding platform 11 .

[0023] In this technical solution, the sliding rod 14 is slidably connected to the welding platform 11, so that the stability of the welding platform 11 during movement and use can be improved.

[0024] When a protective scaffold for welding a heating pipeline foundation pit is used, the slider 21 is slidably connected to the slide groove 2 inside the support column 16, and the threaded rod 22 is threadedly connected to the slider 21. Rotating the threaded rod 22 can drive the slider 21 to move up and down in the slide groove 2, and further can adjust the use position of the positioning block 17 according to the use height of the welding table 11. Further, the positioning block 17 can position and support the bottom side of the scaffolding frame 1. Through the welding table 11 inside the scaffolding frame 1, it can carry workers and welding equipment to perform welding operations on the pipelines in the foundation pit. The servo motor 13 is controlled by the corresponding controller to work, which can drive the screw rod 12 to rotate. The screw rod 12 is threadedly connected to the welding table 11. During the rotation of the screw rod 12, the welding table 11 can be driven to move left and right on the inner side of the scaffolding frame 1 to adjust the use position, and further can perform welding operations on different positions of the pipeline, which is convenient and fast.

Claims

1. A protective scaffold for welding a heating pipeline foundation pit, comprising a scaffold frame (1), characterized in that: It also includes a welding platform (11) and a support column (16), wherein the welding platform (11) is slidably connected to the inner side of the scaffolding frame (1), and the middle part of the inner wall on both sides of the scaffolding frame (1) is rotatably connected to a screw rod (12) through a bearing, and the screw rod (12) horizontally penetrates the middle part of the welding platform (11) and is threadedly connected to the welding platform (11), and the four corners of the upper surface of the scaffolding frame (1) are penetrated by adjustment grooves (15), and the support column (16) is slidably connected to the adjustment groove (15), and the outer side of the support column (16) is slidably connected to a positioning block (17).

2. A protective scaffold for welding of a heating pipeline foundation pit according to claim 1, characterized in that: A servo motor (13) is fixedly connected to the middle of one side of the scaffolding frame (1), and the shaft end of the servo motor (13) is fixedly connected to one end of the screw rod (12).

3. A protective scaffold for welding of heating pipeline foundation pit according to claim 1, characterized in that: A slide groove (2) is vertically provided inside the support column (16), and a slider (21) is slidably connected inside the slide groove (2). A connecting groove (18) is provided through the middle of the positioning block (17), the support column (16) is slidably connected to the connecting groove (18), and the two ends of the slider (21) are fixedly connected to the inner walls on both sides of the connecting groove (18).

4. A protective scaffold for welding of a heating pipeline foundation pit according to claim 3, characterized in that: A threaded rod (22) is vertically rotatably connected inside the slide groove (2) via a bearing. The threaded rod (22) vertically penetrates the middle of the slider (21) and is threadedly connected to the slider (21).

5. A protective scaffold for welding of heating pipeline foundation pit according to claim 1, characterized in that: Sliding rods (14) are horizontally welded at the front and rear ends of the inner side of the scaffolding frame (1), and the sliding rods (14) horizontally penetrate the welding platform (11) and are slidably connected to the welding platform (11).

Images