Welding platform suitable for butt joint of tubular columns

Abstract

The utility model belongs to the technical field of welding platforms, and particularly discloses a welding platform suitable for butt joint of tubular columns, which comprises four jacking rods, the four jacking rods are provided with the same structure, the top of each jacking rod is fixedly connected with two symmetrical second connecting rods, and the top of each second connecting rod is provided with a first connecting rod and a second connecting rod. The top of each second connecting rod is fixedly connected with an inner supporting rod, a fixing square pipe is fixedly connected between the two inner supporting rods, and the outer surfaces of the two inner supporting rods are fixedly connected with fixing plates. And thus, in the process that the trapezoidal positioning rod slides into the trapezoidal positioning groove, the trapezoidal positioning rod can push the L-shaped fixing frame to slide into the power groove, the spring is compressed, after the trapezoidal positioning rod moves to a certain position, the spring resets to enable the L-shaped fixing frame to slide into the fixing groove, and the position of the trapezoidal positioning rod is positioned and fixed. And the positioning of the device is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of welding platforms, and specifically relates to a welding platform suitable for butt welding of round pipe columns. Background Technique

[0002] In the construction of steel structures, steel structure welding accounts for the largest proportion. In particular, the quality of the butt welding process of steel columns at high altitude has a significant impact on the main structure. The butt joint installation, verticality correction, and welding operation of tall steel columns are all at high altitude.

[0003] At present, conventional operating platforms generally use welded angle steel for cantilever support, lay jump boards, and pull safety ropes, which increases the danger of working at heights, has a slow construction speed and limited operating space, and at the same time increases the difficulty of welders' welding operations. At present, some projects also adopt fully enclosed high-altitude butt joint operating platforms, which are large in size, high in manufacturing cost, difficult to install at high altitude, and have a narrow scope of application. In view of the above situation, technical innovation is carried out on the basis of existing devices. Content of the Utility Model

[0004] The purpose of the utility model is to provide a welding platform suitable for butt welding of round pipe columns, so as to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A welding platform suitable for butt welding of round pipe columns, including tightening rods. The number of tightening rods is four, and the four tightening rods are provided with the same structure. The top of the tightening rod is fixedly connected with two symmetrical second connecting rods. The tops of the two second connecting rods are both fixedly connected with inner support rods. A fixed square pipe is fixedly connected between the two inner support rods. The outer surfaces of the two inner support rods are both fixedly connected with fixing plates. One side of the fixing plate away from the inner support rod is fixedly connected with an outer support rod. The inner surface of the outer support rod is fixedly connected with the surface of the fixed square pipe. The four tightening rods are spliced to form a ring. A power groove is opened inside the fixing plate. The cross-section of the power groove is in a C shape. A secondary stable connection device is arranged inside the power groove. A railing is fixedly connected to the top of the outer support rod. The top of the tightening rod is fixedly connected with a first connecting rod. The top of the first connecting rod is fixedly connected with the bottom of the fixed square pipe.

[0006] Preferably, a wire mesh is arranged inside the chamber formed by enclosing the fixing plate, the inner support rod, and the outer support rod.

[0007] Preferably, two symmetrical mounting plates are fixedly connected to the outer surface of the tightening rod. An anti-slip rubber layer is arranged on the inner surface of the tightening rod. A telescopic rod is fixedly connected inside the fixed square pipe.

[0008] Preferably, the secondary stable connection device includes an L-shaped fixing frame, the surface of the L-shaped fixing frame is slidably connected to the inside of the power slot, there are two L-shaped fixing frames, one side of the outer support rod is provided with a trapezoidal positioning groove, the other side of the outer support rod is fixedly connected with a trapezoidal positioning rod, the side of the front inner support rod away from the fixed square tube is also provided with a trapezoidal positioning groove, the side of the rear inner support rod away from the fixed square tube is also fixedly connected with a trapezoidal positioning rod, the surface of the trapezoidal positioning rod is slidably connected to the inside of the trapezoidal positioning groove, the inside of the trapezoidal positioning rod is provided with a fixing groove extending to the outside of the trapezoidal positioning rod, and the L-shaped The side of the fixing frame close to the fixing groove slides through the interior of the power groove and extends to the interior of the fixing groove, the surface of the L-shaped fixing frame is plugged into the interior of the fixing groove, the top of the L-shaped fixing frame is provided with an inclined surface, the interior of the horizontal groove of the power groove is rotatably connected with a rotating shaft extending to the outside of the fixing plate, the surface of the rotating shaft is fixedly connected with a pull rope, the end of the pull rope away from the rotating shaft is fixedly connected to the surface of the L-shaped fixing frame, the top of the rotating shaft is fixedly connected with a handle, the side of the L-shaped fixing frame away from the fixing groove is fixedly connected with a spring, and the side of the spring away from the L-shaped fixing frame is fixedly connected to the inner wall of the vertical groove of the power groove.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The welding platform suitable for butt jointing of round pipe columns is provided with an inclined surface on the top of the L-shaped fixing frame, so that when the trapezoidal positioning rod slides into the trapezoidal positioning groove, the trapezoidal positioning rod can push the L-shaped fixing frame to slide into the power groove to compress the spring. When the trapezoidal positioning rod moves to a certain position, the spring resets to make the L-shaped fixing frame slide into the fixing groove, so that the position of the trapezoidal positioning rod is positioned and fixed, and the positioning of the device is realized, making the installation and fixing of the device more convenient. At the same time, the pull rope can drive the L-shaped fixing frame to slide out of the fixing groove, so as to realize the fixing release of the trapezoidal positioning rod, making the installation and disassembly of the trapezoidal positioning rod more convenient, and making it more convenient for workers to load and unload the platform, and making it more convenient for workers to use the device to butt weld round pipe columns.

[0011] 2. The welding platform is suitable for butt jointing of round pipe columns. When a worker stands on the top of the outer support rod, the outer support rod is located on the outside of the tightening rod, so that the gravity on the outer support rod is transmitted to the tightening rod through the first connecting rod and the second connecting rod, and the tightening rod is further tightened to the round pipe column, so that the installation of the tightening rod is more stable and firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a structural schematic diagram of a welding platform suitable for butt jointing of round pipe columns according to the utility model;

[0013] Figure 2Schematic diagram of the structure of the railing of the present utility model;

[0014] Figure 3 Schematic diagram of the structure of the inner support rod of the present utility model;

[0015] Figure 4 Schematic diagram of the structure of the plane of the fixing plate of the present utility model.

[0016] In the figure: 1, the tightening rod; 2, the first connecting rod; 3, the mounting plate; 4, the outer support rod; 5, the inner support rod; 6, the railing; 7, the fixed square tube; 8, the telescopic rod; 9, the fixing plate; 10, the handle; 11, the trapezoidal positioning groove; 12, the trapezoidal positioning rod; 13, the power groove; 14, the L-shaped fixing bracket; 15, the fixing groove; 16, the spring; 17, the pull rope; 18, the rotating shaft; 19, the second connecting rod. Specific embodiments

[0017] Please refer to Figure 1-4 , the present utility model provides a technical solution: a welding platform suitable for butt welding of circular pipe columns, including a tightening rod 1. The number of the tightening rods 1 is four, and the four tightening rods 1 are arranged in a circular manner on the outer surface of the circular pipe column to be welded. The four tightening rods 1 are provided with the same structure. The top of the tightening rod 1 is fixedly connected with two symmetric second connecting rods 19. The tops of the two second connecting rods 19 are fixedly connected with inner support rods 5. A fixed square tube 7 is fixedly connected between the two inner support rods 5. The outer surfaces of the two inner support rods 5 are fixedly connected with fixing plates 9. One side of the fixing plate 9 away from the inner support rod 5 is fixedly connected with an outer support rod 4. The inner surface of the outer support rod 4 is fixedly connected with the surface of the fixed square tube 7. The cross-sections of the tightening rod 1, the inner support rod 5, and the outer support rod 4 are arcs with different radian respectively. The four tightening rods 1 are spliced to form a ring. A power groove 13 is opened inside the fixing plate 9. The cross-section of the power groove 13 is in a C shape. A secondary stable connection device is arranged inside the power groove 13. The top of the outer support rod 4 is fixedly connected with a railing 6. The railing 6 can protect the staff. The top of the tightening rod 1 is fixedly connected with a first connecting rod 2. The first connecting rod 2 fixedly connected to the top of the tightening rod 1 is located between the two second connecting rods 19. The top of the first connecting rod 2 is fixedly connected with the bottom of the fixed square tube 7.

[0018] Furthermore, a wire mesh is arranged inside the chamber formed by enclosing the fixing plate 9, the inner support rod 5, and the outer support rod 4, so that the staff can stand on the fixed square tube 7 more smoothly to weld the circular pipe column.

[0019] Furthermore, two symmetrical mounting plates 3 are fixedly connected to the outer surface of the clamping rod 1. When two adjacent clamping rods 1 are spliced ​​and fixed, the staff can fix the two adjacent mounting plates 3 by bolts, thereby realizing the installation and fixation of the two adjacent clamping rods 1. The inner surface of the clamping rod 1 is provided with an anti-slip rubber layer. The anti-slip rubber layer can make the four clamping rods 1 more stably fixed on the circular tube column after being spliced ​​to form a circular ring.

[0020] Furthermore, a telescopic rod 8 is fixedly connected to the inside of the fixed square tube 7. The telescopic rod 8 is an existing structure and will not be elaborated on here. When the four tightening rods 1 are spliced, the staff will start the telescopic rod 8 and tighten the circular tube column through the output end of the telescopic rod 8, thereby realizing the tightening and fixing of the circular tube column by the inner support rod 5 and the outer support rod 4, and making it more convenient for the staff to weld the circular tube column.

[0021] The secondary stable connection device includes an L-shaped fixing frame 14, the surface of the L-shaped fixing frame 14 is slidably connected to the inside of the power slot 13, there are two L-shaped fixing frames 14, one side of the outer support rod 4 is provided with a trapezoidal positioning groove 11, the other side of the outer support rod 4 is fixedly connected with a trapezoidal positioning rod 12, the side of the front inner support rod 5 away from the fixed square tube 7 is also provided with a trapezoidal positioning groove 11, and the side of the rear inner support rod 5 away from the fixed square tube 7 is also fixedly connected with a trapezoidal positioning rod 12. When the two tightening rods 1 are spliced ​​and installed, the surface of the trapezoidal positioning rod 12 is slidably connected to the inside of the trapezoidal positioning groove 11, the inside of the trapezoidal positioning rod 12 is provided with a fixing groove 15 extending to the outside of the trapezoidal positioning rod 12, and the L-shaped fixing frame 14 is close to the fixing groove One side of 15 slides through the interior of the power groove 13 and extends to the interior of the fixed groove 15, the surface of the L-shaped fixing frame 14 is plugged into the interior of the fixing groove 15, the L-shaped fixing frame 14 can slide in and out of the interior of the fixing groove 15, and the top of the L-shaped fixing frame 14 is provided with an inclined surface, so that when the trapezoidal positioning rod 12 slides into the interior of the trapezoidal positioning groove 11, the trapezoidal positioning rod 12 can push the L-shaped fixing frame 14 to slide into the interior of the power groove 13, and the interior of the transverse groove of the power groove 13 is rotatably connected to a rotating shaft 18 extending to the outside of the fixed plate 9, and the surface of the rotating shaft 18 is fixedly connected to a pull rope 17, and the end of the pull rope 17 away from the rotating shaft 18 is fixedly connected to the surface of the L-shaped fixing frame 14, and the top of the rotating shaft 18 is fixedly connected to a handle 10.

[0022] Furthermore, a spring 16 is fixedly connected to the side of the L-shaped fixing frame 14 away from the fixing groove 15, and the side of the spring 16 away from the L-shaped fixing frame 14 is fixedly connected to the inner wall of the vertical groove of the power groove 13. The spring 16 can be compressed and reset by moving the L-shaped fixing frame 14, and the four tightening rods 1 and the structure on the tightening rods 1 are spliced ​​and installed to form a welding platform, so that the staff can butt-weld the round pipe column on the platform.

[0023] The worker makes the trapezoidal positioning rod 12 slide into the trapezoidal positioning groove 11. Since the top of the L-shaped fixing frame 14 is provided with an inclined surface, the trapezoidal positioning rod 12 can push the L-shaped fixing frame 14 to slide into the power groove 13 during the process of sliding into the trapezoidal positioning groove 11, so that the spring 16 is compressed. When the trapezoidal positioning rod 12 moves to a certain position, the spring 16 is reset to make the L-shaped fixing frame 14 slide into the fixing groove 15, so that the position of the trapezoidal positioning rod 12 is positioned and fixed, and the positioning of the device is realized. , making the installation and fixation of the device more convenient. At the same time, the staff drives the handle 10 to rotate the rotating shaft 18, so that the pull rope 17 is wrapped around the rotating shaft 18, so that the pull rope 17 can drive the L-shaped fixing frame 14 to slide out of the fixing groove 15, thereby realizing the fixation release of the trapezoidal positioning rod 12, making the installation and disassembly of the trapezoidal positioning rod 12 more convenient, and making it easier for the staff to load and unload the platform, and making it easier for the staff to load and unload the platform, so that the staff can more conveniently use the device to butt-weld the round pipe column.

[0024] Working principle: For this type of welding platform suitable for butt joint of round pipe columns, the staff first splices four jacking rods 1 on the surface of the round pipe column to form a ring, and then the staff slides the trapezoidal positioning rod 12 into the trapezoidal positioning groove 11. Since the top of the L-shaped fixing frame 14 is provided with an inclined surface, the trapezoidal positioning rod 12 can push the L-shaped fixing frame 14 to slide into the power groove 13 during the process of sliding into the trapezoidal positioning groove 11, so that the spring 16 is compressed. When the trapezoidal positioning rod 12 moves to a certain position, the spring 16 resets to make the L-shaped fixing frame 14 slide into the fixing groove 15, so that the position of the trapezoidal positioning rod 12 is obtained. The positioning and fixing can realize the positioning of the device, making the installation and fixing of the device more convenient. At the same time, the staff can fix two adjacent mounting plates 3 by bolts, so as to realize the installation and fixing of two adjacent tightening rods 1. The inner surface of the tightening rod 1 is provided with a non-slip rubber layer. The non-slip rubber layer can make the four tightening rods 1 more stably fixed on the circular tube column after being spliced ​​to form a circular ring. When the four tightening rods 1 are spliced, the staff starts the telescopic rod 8, and tightens the circular tube column through the output end of the telescopic rod 8, so as to realize the tightening and fixing of the circular tube column by the inner support rod 5 and the outer support rod 4, and make it more convenient for the staff to weld the circular tube column.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welding platform suitable for butt joint of a round pipe column, comprising a jacking rod (1), wherein the number of the jacking rods (1) is four, and the four jacking rods (1) are provided with the same structure, characterized in that: The top of the jacking rod (1) is fixedly connected with two symmetric second connecting rods (19). The tops of the two second connecting rods (19) are both fixedly connected with inner support rods (5). A fixed square tube (7) is fixedly connected between the two inner support rods (5). The outer surfaces of the two inner support rods (5) are both fixedly connected with fixing plates (9). One side of the fixing plate (9) away from the inner support rod (5) is fixedly connected with an outer support rod (4). The inner surface of the outer support rod (4) is fixedly connected with the surface of the fixed square tube (7). The four jacking rods (1) are spliced to form a ring. A power groove (13) is formed inside the fixing plate (9). The cross-section of the power groove (13) is in a C shape. A secondary stable connection device is arranged inside the power groove (13). The top of the outer support rod (4) is fixedly connected with a railing (6). The top of the jacking rod (1) is fixedly connected with a first connecting rod (2). The top of the first connecting rod (2) is fixedly connected with the bottom of the fixed square tube (7).

2. A welding platform suitable for butt jointing of round pipe columns according to claim 1, characterized in that: A wire mesh is arranged inside the chamber formed by enclosing the fixing plate (9), the inner support rod (5) and the outer support rod (4).

3. A welding platform suitable for butt jointing of round pipe columns according to claim 1, characterized in that: Two symmetric mounting plates (3) are fixedly connected to the outer surface of the jacking rod (1). An anti-slip rubber layer is arranged on the inner surface of the jacking rod (1).

4. A welding platform suitable for butt jointing of round pipe columns according to claim 1, characterized in that: A telescopic rod (8) is fixedly connected inside the fixed square tube (7).

5. The welding platform suitable for butt jointing of round pipe columns according to claim 1, characterized in that: The secondary stable connection device includes an L-shaped fixing frame (14). The surface of the L-shaped fixing frame (14) is slidably connected inside the power groove (13). The number of the L-shaped fixing frames (14) is two. A trapezoidal positioning groove (11) is formed on one side of the outer support rod (4). A trapezoidal positioning rod (12) is fixedly connected to the other side of the outer support rod (4). A trapezoidal positioning groove (11) is also formed on the side of the front inner support rod (5) away from the fixed square tube (7). A trapezoidal positioning rod (12) is also fixedly connected to the side of the rear inner support rod (5) away from the fixed square tube (7). The surface of the trapezoidal positioning rod (12) is slidably connected inside the trapezoidal positioning groove (11). A fixing groove (15) extending to the outside of the trapezoidal positioning rod (12) is formed inside the trapezoidal positioning rod (12). One side of the L-shaped fixing frame (14) close to the fixing groove (15) slidably penetrates inside the power groove (13) and extends to the inside of the fixing groove (15). The surface of the L-shaped fixing frame (14) is inserted into the inside of the fixing groove (15). An inclined surface is arranged on the top of the L-shaped fixing frame (14). A rotating shaft (18) extending to the outside of the fixing plate (9) is rotatably connected inside the horizontal groove of the power groove (13). A pulling rope (17) is fixedly connected to the surface of the rotating shaft (18). One end of the pulling rope (17) away from the rotating shaft (18) is fixedly connected to the surface of the L-shaped fixing frame (14). A handle (10) is fixedly connected to the top of the rotating shaft (18).

6. A welding platform suitable for butt jointing of round pipe columns according to claim 5, characterized in that: A spring (16) is fixedly connected to the side of the L-shaped fixing frame (14) away from the fixing groove (15). One side of the spring (16) away from the L-shaped fixing frame (14) is fixedly connected to the inner wall of the vertical groove of the power groove (13).

Images