Connecting device for bridge steel

Abstract

The invention provides a bridge steel connection device which comprises an equipment base, a sliding table is arranged on the surface of the lower end of the equipment base, a sliding groove is formed in the surface of the sliding table, steel clamping bases are slidably connected to the surface of the sliding groove, and fastening screw holes are formed in the positions, between the steel clamping bases, of the surface of the sliding table. A steel clamping block is arranged on the portion, on one side of the fastening screw hole, of the surface of the sliding table, a lifting air cylinder is arranged on the surface of one side of the equipment base, an adjusting crank is arranged on the surface of the upper end of the lifting air cylinder, and a lifting welding machine is arranged on the surface of the lower end of one side of the adjusting crank. The problems that adaptive connection cannot be carried out according to the actual length of bridge steel, and adaptive operation cannot be carried out when connection operation is carried out under different conditions of long steel to long steel, short steel to short steel, long steel to short steel and the like are solved.

Description

Technical Field

[0001] The invention mainly relates to the field of steel connection production, and in particular to a connection device for bridge steel. Background Art

[0002] The main body of most bridges is made of reinforced concrete. The steel bars serve as a skeleton to provide a structural foundation for the concrete, thus forming a solid bridge structure. When bridges are used in different places such as rivers, seas, and valleys, the required lengths of the bridges to be built are different, and the required lengths of steel are also different. In the prior art, most of the steel is made into a length of no more than 100 meters for easy transportation. When arriving at the construction site, the steel is manually welded and connected to obtain the required length. However, the manual connection method is prone to misalignment and the workers' work intensity is high.

[0003] In the invention patent application with application number CN201922497628.8 and application publication date 2020.09.29, entitled "A docking device for bridge steel", a frame is provided, a welding gun is provided on the frame, a cleaning assembly is provided on both sides of the welding gun, and a grinding assembly is provided on the side of each cleaning assembly away from the welding gun. Two steel positioning assemblies are provided under the frame, and the cleaning assembly includes an air pump, and a nozzle is connected to the output end of the air pump. The grinding assembly includes a lifting mechanism, and a grinding seat is connected to the output end of the lifting mechanism. A grinding layer is provided on the side of the grinding seat away from the welding gun. The steel positioning assembly includes a horizontal driving mechanism, and a hollow shaft motor is connected to the output end of the horizontal driving mechanism. The output end of the hollow shaft motor is connected to a steel clamping mechanism. The device can perform grinding and cleaning operations on the docking surface before the bridge steel parts are docked, thereby ensuring that the docking position is flat and clean, thereby effectively improving the firmness of the structure after docking.

[0004] During the operation of the specific embodiment, the inventor discovered the following defects: when connecting bridge steels, the above-mentioned design cannot perform adaptive connection according to the actual length of the bridge steels, and cannot perform adaptive operation when facing different connection operations such as long steel to long steel, short steel to short steel, long steel to short steel, etc. Summary of the invention

[0005] 1. Technical problem to be solved by the invention: The present invention provides a connecting device for bridge steels, which is used to solve the problem in the above-mentioned background technology that when connecting bridge steels, the connecting cannot be adaptively connected according to the actual length of the bridge steels, and adaptive operations cannot be performed when facing different connecting operations such as long steel to long steel, short steel to short steel, long steel to short steel, etc.

[0006] 2. Technical solution: In order to achieve the above-mentioned purpose, the technical solution provided by the present invention is: it includes an equipment seat, a slide is arranged on the lower end surface of the equipment seat, a sliding groove is arranged on the surface of the slide, a steel clamping seat is slidably connected to the surface of the sliding groove, a fastening screw hole is arranged on the surface of the slide between the steel clamping seats, a steel clamping block is arranged on the surface of the slide on one side of the fastening screw hole, a lifting cylinder is arranged on the surface of one side of the equipment seat, an adjusting crank is arranged on the upper end surface of the lifting cylinder, and a lifting welder is arranged on the lower end surface of one side of the adjusting crank.

[0007] Furthermore, the steel clamp is arranged between two sliding grooves and two steel clamping seats, and the lifting welding machine forms a lifting structure at the upper end of the steel clamp by adjusting the crank and the lifting cylinder.

[0008] Furthermore, the steel clamp block includes a lower fixed block, a lower groove is provided on the top surface of the lower fixed block, shallow screw holes are provided on both sides of the lower groove, a movable groove is provided on one side of the shallow screw hole on the surface of one side of the lower fixed block, a folding support arm is movably connected to the surface of the movable groove, an upper movable block is movably connected to the top of the folding support arm, a through screw hole is provided on the upper end surface of the upper movable block, and an upper groove is provided on the lower end surface of the upper movable block.

[0009] Furthermore, the lower fixed block is fixed to the surface of the slide, and the through screw hole surface is threadedly connected with a fastening screw when clamping, and the upper movable block is threadedly connected to the shallow screw hole through the fastening screw, and the upper movable block is arranged above the lower fixed block, and the upper movable block and the lower fixed block form a clamping structure through the fastening screw, and the upper movable block can be flipped on the surface of the upper movable block by folding the support arm, and the upper movable block is fixed to the surface of the slide through the through screw hole and the fastening screw hole below it.

[0010] Furthermore, the steel clamping seat includes a sliding platform that is slidably connected to the surface of the sliding groove, a limiting slide bar is provided on the upper surface of the sliding platform, a sliding block is slidably connected to the surface of the limiting slide bar, two sliding blocks are provided, and an adjustment threaded handle is threadedly connected between them, and a clamping block is provided on one side of the sliding block.

[0011] Furthermore, the sliding block and the clamping block form a sliding structure on the surface of the limiting slide bar by rotating the adjusting threaded handle, a pulley is provided at the lower end of the sliding platform, and the sliding platform forms a sliding structure on the surface of the sliding groove through the pulley, and the clamping block is arranged near the sliding block to form an interlocking structure.

[0012] Furthermore, the lifting welding machine includes an upper cover, a telescopic cylinder is provided on the lower end surface of the upper cover, a sliding suspension frame is provided on one side surface of the telescopic cylinder, a limiting protrusion is provided on the upper end surface of the sliding suspension frame, installation windows are provided on both sides of the lower end of the sliding suspension frame, a welding machine body is installed between the installation windows, and tightening screws are provided on both sides of the welding machine body.

[0013] Furthermore, an embedded slide groove is provided on the bottom end surface of the upper cover, the sliding suspension frame is installed with the embedded slide groove through a limiting protrusion, and the sliding suspension frame is slidably connected to the bottom of the upper cover through the limiting protrusion, and the sliding suspension frame forms a telescopic structure under the upper cover through a telescopic cylinder.

[0014] 3. Beneficial effects: Compared with the prior art, the technical solution provided by the present invention has the following beneficial effects: The present invention has a reasonable design. When the bridge steel is connected, two shorter bridge steels are connected, the fastening screws on the surface of the through screw holes in the steel clamp are rotated and removed, and the upper movable block is turned along the movable groove by the folding support arm. After the turning is completed, the through screw holes and the fastening screw holes at the bottom of the turned upper movable block are installed and fixed by the fastening screws so that the upper movable block is fixed on the slide surface in a turned posture, and the two short steels are placed on the lower groove and the upper groove surface respectively, and the lifting cylinder is started so that the lifting cylinder drives the welding machine body under the upper cover to descend to connect the two short steels. When two long steels need to be connected, the two steels are respectively installed between the clamping blocks in the steel clamping seat, and the threaded handle is rotated to adjust the two sliding blocks to drive the clamping blocks to clamp and fix the long steels. At the same time, the long steels are placed on the upper groove and the lower groove surface, and then the lifting cylinder is started to drive the welding machine body under the upper cover to descend to connect the two short steels. When connecting steels of different lengths, the short steel is placed on the surface of the lower groove, and then the fixed connection between the fastening screw and the slide is loosened, and the upper movable block is flipped over the lower fixed block, and rotated through the through screw hole at the top of the fastening screw. After passing through the bottom of the upper movable block, it is threadedly connected with the shallow screw hole again, and the short steel is clamped and fixed by the lower fixed block and the upper movable block through the rotation of the fastening screw, and the long steel is fixed by the steel clamping seat, thereby achieving the purpose of fixing the long and short steels. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the present invention; Figure 2 It is a three-dimensional schematic diagram of the steel material clamping seat of the present invention; Figure 3It is a three-dimensional schematic diagram of the steel material clamp block of the present invention; Figure 4 It is a plane schematic diagram of the steel clamp block of the present invention; Figure 5 It is a schematic diagram of the steel clamp block of the present invention; Figure 6 It is a schematic diagram of the lifting welding machine of the present invention.

[0016] Reference numerals: 1. Equipment seat; 2. Slide; 3. Sliding groove; 4. Steel clamping seat; 401. Sliding platform; 402. Limiting slide; 403. Sliding block; 404. Adjusting threaded handle; 405. Clamping block; 5. Fastening screw hole; 6. Steel clamping block; 601. Lower fixed block; 602. Lower groove; 603. Shallow screw hole; 604. Movable groove; 605. Folding support arm; 606. Upper movable block; 607. Through screw hole; 608. Upper groove; 7. Lifting cylinder; 8. Adjusting crank; 9. Lifting welding machine; 901. Upper cover; 902. Telescopic cylinder; 903. Sliding suspension frame; 904. Limiting protrusion; 905. Installation window; 906. Welding machine body; 907. Tightening screw. DETAILED DESCRIPTION

[0017] To facilitate understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are shown in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be internal communication between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. Example

[0021] See attached Figure 1-6 , including an equipment seat 1, a slide 2 is provided on the lower end surface of the equipment seat 1, a sliding groove 3 is provided on the surface of the slide 2, a steel clamping seat 4 is slidably connected on the surface of the sliding groove 3, a fastening screw hole 5 is provided on the surface of the slide 2 between the steel clamping seats 4, a steel clamping block 6 is provided on the surface of the slide 2 on one side of the fastening screw hole 5, a lifting cylinder 7 is provided on the surface of one side of the equipment seat 1, an adjusting crank 8 is provided on the upper end surface of the lifting cylinder 7, a lifting welder 9 is provided on the lower end surface of one side of the adjusting crank 8, the steel clamping block 6 is provided between the two sliding grooves 3 and the two steel clamping seats 4, the lifting welder 9 forms a lifting structure on the upper end of the steel clamping block 6 through the adjusting crank 8 and the lifting cylinder 7, and the technical scheme realizes the connection operation of steels of different specifications through the steel clamping block 6.

[0022] The steel clamp block 6 includes a lower fixed block 601, a lower groove 602 is provided on the top surface of the lower fixed block 601, shallow screw holes 603 are provided on both sides of the lower groove 602, a movable groove 604 is provided on one side of the shallow screw hole 603 on the surface of one side of the lower fixed block 601, a folding support arm 605 is movably connected to the surface of the movable groove 604, an upper movable block 606 is movably connected to the top of the folding support arm 605, a through screw hole 607 is provided on the upper end surface of the upper movable block 606, an upper groove 608 is provided on the lower end surface of the upper movable block 606, and the lower fixed Block 601 is fixed to the surface of the slide 2, and the surface of the through screw hole 607 is threadedly connected with a fastening screw when clamping. The upper movable block 606 is threadedly connected to the shallow screw hole 603 through the fastening screw, and the upper movable block 606 is arranged above the lower fixed block 601. The upper movable block 606 forms a clamping structure with the lower fixed block 601 through the fastening screw. The upper movable block 606 can be flipped on the surface of the upper movable block 606 by folding the support arm 605, and the upper movable block 606 is fixed to the surface of the slide 2 through the through screw hole 607 and the fastening screw hole 5 below it.

[0023] In this embodiment, when connecting bridge steels, two shorter bridge steels are connected, the fastening screw on the surface of the through screw hole 607 in the steel clamp 6 is rotated and removed, and the upper movable block 606 is flipped along the movable groove 604 by folding the support arm 605. After the flipping is completed, the through screw hole 607 and the fastening screw hole 5 at the bottom of the flipped upper movable block 606 are installed and fixed by the fastening screw so that the upper movable block 606 is fixed on the surface of the slide 2 in a flipped posture, and the two short steels are placed on the surface of the lower groove 602 and the upper groove 608 respectively, and the lifting cylinder 7 is started so that the lifting cylinder 7 drives the welding machine body 906 under the upper cover 601 to descend to connect the two short steels.

[0024] The steel clamping seat 4 includes a sliding platform 401 that is slidably connected to the surface of the sliding groove 3, a limit slide bar 402 is arranged on the upper surface of the sliding platform 401, a sliding block 403 is slidably connected to the surface of the limit slide bar 402, and the sliding block 403 is provided with two pieces, and an adjustment threaded handle 404 is threadedly connected to each other, a clamping block 405 is arranged on one side of the sliding block 403, and the sliding block 403 and the clamping block 405 form a sliding structure on the surface of the limit slide bar 402 by rotating the adjustment threaded handle 404, a pulley is arranged at the lower end of the sliding platform 401, and the sliding platform 401 forms a sliding structure on the surface of the sliding groove 3 through the pulley, and the clamping block 405 is arranged near the sliding block 403 to form an interlocking structure.

[0025] In this embodiment, when two longer steel materials need to be connected, the two steel materials are respectively installed between the clamping blocks 405 in the steel clamping seat 4, and the threaded handle 404 is rotated to adjust the two sliding blocks 403 to drive the clamping blocks 405 to clamp and fix the long steel materials. At the same time, the long steel materials are placed on the surface of the upper groove 608 and the lower groove 602, and then the lifting cylinder 7 is started to drive the welding machine body 906 under the upper cover 601 to descend to connect the two short steel materials.

[0026] The lifting welding machine 9 includes an upper cover 901, a telescopic cylinder 902 is provided on the lower end surface of the upper cover 901, a sliding suspension frame 903 is provided on one side surface of the telescopic cylinder 602, a limiting protrusion 904 is provided on the upper end surface of the sliding suspension frame 903, installation windows 905 are provided on both sides of the lower end of the sliding suspension frame 903, a welding machine body 906 is installed between the installation windows 905, and tightening screws 907 are provided on both sides of the welding machine body 906, an embedded slide groove is provided on the bottom surface of the upper cover 601, the sliding suspension frame 903 is installed with the embedded slide groove through the limiting protrusion 904, and the sliding suspension frame 903 is slidably connected to the bottom of the upper cover 601 through the limiting protrusion 904, and the sliding suspension frame 903 forms a telescopic structure below the upper cover 601 through the telescopic cylinder 902.

[0027] In this embodiment, when connecting steels of different lengths, the short steel is placed on the surface of the lower groove 602, and then the fixed connection between the fastening screw and the slide 2 is loosened, and the upper movable block 606 is flipped to the top of the lower fixed block 601, and rotated through the through screw hole 607 at the top of the fastening screw. After passing through the bottom of the upper movable block 606, it is threadedly connected to the shallow screw hole 603 again. The short steel is clamped and fixed by the rotation of the fastening screw, and the long steel is fixed by the steel clamping seat 4, thereby achieving the purpose of fixing the long steel and the short steel.

[0028] The above-described embodiments only express a certain implementation mode of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the patent scope of the present invention. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. A connecting device for bridge steel, characterized in that: The invention comprises an equipment seat (1), wherein a slide (2) is arranged on the lower end surface of the equipment seat (1), a slide groove (3) is arranged on the surface of the slide (2), a steel clamping seat (4) is slidably connected to the surface of the slide groove (3), a fastening screw hole (5) is arranged between the steel clamping seat (4) and the surface of the slide (2), a steel clamping block (6) is arranged on one side of the fastening screw hole (5) and the surface of the slide (2), a lifting cylinder (7) is arranged on one side of the equipment seat (1), an adjusting crank (8) is arranged on the upper end surface of the lifting cylinder (7), and a lifting welder (9) is arranged on the lower end surface of one side of the adjusting crank (8).

2. A connecting device for bridge steel according to claim 1, characterized in that: The steel clamp (6) is arranged between the two sliding grooves (3) and the two steel clamping seats (4), and the lifting welder (9) forms a lifting structure at the upper end of the steel clamp (6) by adjusting the crank (8) and the lifting cylinder (7).

3. A connecting device for bridge steel according to claim 1, characterized in that: The steel clamp block (6) comprises a lower fixed block (601), the top surface of the lower fixed block (601) is provided with a lower groove (602), both sides of the lower groove (602) are provided with shallow screw holes (603), one side of the shallow screw hole (603) is provided with a movable groove (604) on the surface of one side of the lower fixed block (601), the surface of the movable groove (604) is movably connected with a folding support arm (605), the top of the folding support arm (605) is movably connected with an upper movable block (606), the upper surface of the upper movable block (606) is provided with a through screw hole (607), and the lower surface of the upper movable block (606) is provided with an upper groove (608).

4. A connecting device for bridge steel according to claim 3, characterized in that: The lower fixed block (601) is fixed to the surface of the slide (2); the surface of the through screw hole (607) is threadedly connected with a fastening screw when clamping; the upper movable block (606) is threadedly connected to the shallow screw hole (603) through the fastening screw; the upper movable block (606) is arranged above the lower fixed block (601); the upper movable block (606) and the lower fixed block (601) form a clamping structure through the fastening screw; the upper movable block (606) can be turned over on the surface of the upper movable block (606) by folding the support arm (605); the upper movable block (606) is fixed to the surface of the slide (2) through the through screw hole (607) and the fastening screw hole (5) below it.

5. The connecting device for bridge steel according to claim 3 is characterized in that: The steel material clamping seat (4) comprises a sliding platform (401) which is slidably connected to the surface of the sliding groove (3); a limit slide bar (402) is arranged on the upper surface of the sliding platform (401); a sliding block (403) is slidably connected to the surface of the limit slide bar (402); two sliding blocks (403) are arranged, and an adjusting threaded handle (404) is threadedly connected between them; and a clamping block (405) is arranged on one side of the sliding block (403).

6. A connecting device for bridge steel according to claim 5, characterized in that: The sliding block (403) and the clamping block (405) form a sliding structure on the surface of the limit slide (402) by rotating the adjustment threaded handle (404); a pulley is provided at the lower end of the sliding platform (401), and the sliding platform (401) forms a sliding structure on the surface of the sliding groove (3) through the pulley; the clamping block (405) is provided near the sliding block (403) and forms a chimeric interlaced structure.

7. A connecting device for bridge steel according to claim 6, characterized in that: The lifting welding machine (9) comprises an upper cover (601), a telescopic cylinder (902) is arranged on the lower surface of the upper cover (601), a sliding suspension frame (903) is arranged on one side surface of the telescopic cylinder (602), a limiting protrusion (904) is arranged on the upper surface of the sliding suspension frame (903), installation windows (905) are arranged on both sides of the lower end of the sliding suspension frame (903), a welding machine body (906) is installed between the installation windows (905), and tightening screws (907) are arranged on both sides of the welding machine body (906).

8. A connecting device for bridge steel according to claim 6, characterized in that: The bottom surface of the upper cover (601) is provided with an embedded slide groove, the sliding suspension frame (903) is installed with the embedded slide groove via a limiting protrusion (904), and the sliding suspension frame (903) is slidably connected to the bottom of the upper cover (601) via the limiting protrusion (904), and the sliding suspension frame (903) forms a telescopic structure below the upper cover (601) via a telescopic cylinder (902).

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