CN112864980A - High-strength bridge and assembling method thereof - Google Patents

Abstract

The invention provides a high-strength bridge and an assembling method thereof, relating to the technical field of bridges and comprising a bridge body and a side frame body, a motor is arranged in the side frame body, a first threaded shaft lever is rotationally arranged at one side of the motor, a second threaded shaft lever is rotationally arranged at one side of the first threaded shaft lever, one side of the side frame body is provided with an installation rod, the second threaded shaft rod penetrates through the side frame body and one side of the installation rod is provided with a threaded rod, the threaded rod is sleeved with a side moving frame, the mounting rod and two sides of the side moving frame are rotatably provided with first rotating rods, a side push rod is arranged at the joint of the first rotating rod, sliding grooves are arranged at the two sides of the side frame body, moving blocks are arranged on the sliding grooves in a sliding manner, two sides in the moving block are provided with thin grooves, second springs are arranged in the thin grooves, one side of each second spring is provided with an inclined block, and the side push rods penetrate through the moving block and are connected with the inclined blocks. The invention has reasonable structure and good use effect.

Description

High-strength bridge and assembling method thereof

Technical Field

The invention belongs to the technical field of bridges, and particularly relates to a high-strength bridge and an assembling method thereof.

Background

The cable bridge is an important ring in an electrical equipment power supply system and often plays an important role, the cable bridge is a common supporting and protecting device for cable laying, the cable bridge plays a role in protecting and guiding routing of cables arranged in the cable bridge, and the traditional cable bridge is divided into a groove type cable bridge, a ladder type cable bridge, a tray type cable bridge and the like. In the prior art, the bridge frame joint has a simple structure, is easy to break, has low integral strength, can be bent and deformed after being used for a long time, is easy to damage and has potential safety hazards; therefore, the existing requirements are not met, and a high-strength bridge and an assembling method thereof are provided.

Disclosure of Invention

To solve the above technical problems, an object of the present invention is to provide a high strength bridge and an assembling method thereof.

The invention provides the following technical scheme:

a high-strength bridge frame and an assembling method thereof comprise a bridge frame body and a side frame body, wherein a motor is arranged in the side frame body, a first threaded shaft rod is rotatably arranged at one side of the motor, a second threaded shaft rod is rotatably arranged at one side of the first threaded shaft rod, an installation rod is arranged at one side of the side frame body, the second threaded shaft rod penetrates through the side frame body and one side of the installation rod and is provided with a threaded rod, a side moving frame is sleeved on the threaded rod, first rotating rods are rotatably arranged at two sides of the installation rod and the side moving frame, a side push rod is arranged at the joint of the first rotating rods, sliding grooves are arranged at two sides of the side frame body, moving blocks are slidably arranged on the sliding grooves, sliding grooves are arranged at two sides in the moving blocks, second springs are arranged in the sliding grooves, an oblique block is arranged at one side of the second springs, the side push rods penetrate through the, a fine sleeve frame is arranged on one side of the moving block, thread pushing blocks are arranged on two sides of the fine sleeve frame and connected with the third spring, a fine sleeve block is sleeved on the side push rod, and a first spring is arranged between the fine sleeve block and the moving block;

the two sides of the side moving frame are provided with straight rods, one side of each straight rod is provided with a side moving plate, two sides of each side moving plate are provided with arc-shaped slide rails, one side of each arc-shaped slide rail is provided with a transverse plate, a second rotating rod is arranged on each arc-shaped slide rail in a sliding mode, a fixed block is arranged at the joint of the second rotating rods and connected with the side moving plate, one side of each second rotating rod is rotatably provided with a third rotating rod, two sides of each side moving plate are provided with side frames, fourth springs are arranged in the side frames, one side of each fourth spring is provided with a movable sliding block, the movable sliding blocks are connected with the third rotating rods, one side of each second rotating rod is provided with a support rod, an arc-shaped block is arranged between the support rods, one side of each arc-shaped block is provided with a circular ring block, a fifth spring is arranged in each circular ring block, one side of each fifth spring is provided with a block, the bridge body is arranged between the pressing plates.

Preferably, the side frame body top is equipped with the spout body, it is equipped with a sliding closure to slide on the spout body, top sliding closure bottom is equipped with the connecting plate, the connecting plate bottom is equipped with at least one end ring, it is equipped with at least one ring extension pole to encircle on the end ring, ring extension pole one side is equipped with the apical ring, the apical ring with be equipped with the sixth spring in the end ring, the sixth spring with the bridge frame body links to each other.

Preferably, a wire groove plate is arranged in the bridge frame body, at least one wire groove opening is formed in one side of the wire groove plate, a constraint block is arranged at the wire groove opening in a sliding mode, a vertical rod is arranged at the top of the constraint block, a pressing plate is arranged at the top of the vertical rod, and a screw rod is arranged between the pressing plate and the wire groove plate.

Preferably, the internal riser that is equipped with of crane span structure, riser one side is equipped with dress line piece, dress line piece encircles and is equipped with at least one arc mouth, arc mouth department is equipped with the cable, be equipped with at least one concave piece on the riser, concave piece department is equipped with the telescopic link, telescopic link one side is equipped with the cylinder, the telescopic link with around being equipped with the seventh spring between the concave piece.

Preferably, the third spring is a spring with gradually increasing inner diameter.

Preferably, a locker is arranged on the thread pushing block, a moving slide rod is arranged at the bottom of the moving block, and the locker is arranged on one side of the moving slide rod, which penetrates through the sliding groove.

Preferably, the sixth spring is a spring with gradually increasing inner diameter.

Preferably, the method comprises the following steps:

s1, a motor drives a first threaded shaft rod, the first threaded shaft rod drives a second threaded shaft rod, the second threaded shaft rod drives a threaded rod to rotate, the threaded rod drives a side moving frame to move towards a bridge body, an installation rod is fixed, meanwhile, the position of a moving block on a sliding groove is adjusted towards the direction of the threaded rod, after the side moving frame is fixed by a locker, the first rotating rod between the side moving frame and the installation rod is pulled to rotate due to the movement of the side moving frame, the side push rod pulls a side push rod, the side push rod pulls a first spring, the position of a threaded push block is adjusted to pull a third spring, the side push rod is pulled by the third spring to extrude oblique blocks on two sides of the side push rod, and the oblique blocks extrude a second spring in a;

s2, when the side moving frame moves, the side moving plate is driven to move, the side moving plate is provided with a pressing plate to clamp the bridge frame body, the bridge frame body can extrude the pressing plate to drive the pressing plate to extrude the block body, the block body extrudes the fifth spring and simultaneously drives the circular ring block to move, the circular ring block extrudes the arc-shaped block, the arc-shaped block drives the second rotating rod to rotate through the supporting rod, one end of the second rotating rod slides on the arc-shaped sliding rail and drives the third rotating rod to rotate to extrude the fourth spring in the side frame;

s3, the top sliding cover is connected with the sliding groove body in a sliding mode, the top of the bridge frame body is protected through the connecting plate, the bottom rings are connected with the top ring through the annular connecting rod, a sixth spring is arranged between the bottom rings and the top ring, and the bridge frame body is contacted with the top ring after extruding the sixth spring;

and S4, placing the cable in the cable slot, pushing the pressing plate to drive the restraining block to press the cable tightly, and fixing the pressing plate and the cable slot plate by using the screw rod. The cable is placed at the arc opening, and the air cylinder pushes the telescopic rod to drive the seventh spring to clamp the cable.

The invention has the beneficial effects that: the invention has stable design structure, the first threaded shaft rod is driven by the motor, the first threaded shaft rod drives the second threaded shaft rod, the second threaded shaft rod drives the threaded rod to rotate, the threaded rod drives the side moving frame to move towards the bridge frame body, the mounting rod does not move, meanwhile, the position of the moving block on the sliding chute is adjusted towards the direction of the threaded rod, after the side moving frame is fixed by the locker, the first rotating rod between the side moving frame and the mounting rod is pulled to rotate by the movement of the side moving frame, the side push rod is pulled by the first rotating rod, the first spring is pulled by the side push rod, the position of the threaded push block is adjusted, the third spring is pulled by the threaded push block, the inclined block on the two sides of the side push rod is pulled by the third spring, the second spring is extruded by the inclined block in the; when the side moves the frame and removes, it removes to drive the side and moves the board, the side is moved the board and is pressed from both sides the clamp plate and is pressed from both sides the crane span structure body, the crane span structure body can extrude the clamp plate, drive clamp plate extrusion block, block extrusion fifth spring, can drive the ring piece simultaneously and remove, ring piece extrusion arc piece, the arc piece passes through branch and drives the second bull stick and rotate, second bull stick one end slides on the arc slide rail and drives the third bull stick and rotate the fourth spring in the extrusion side frame, stability when the clamp plate installation is pressed from both sides tight crane span structure body has been increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the invention at A;

FIG. 3 is an enlarged schematic view of the invention at B;

FIG. 4 is a schematic view of the structure of the present invention at the connection plate;

FIG. 5 is an enlarged view of the structure of the present invention at C.

Labeled as: 1. the bridge frame body, 2, a side frame body, 3, a first threaded shaft rod, 4, a second threaded shaft rod, 5, a threaded rod, 6, a side moving frame, 7, an installation rod, 8, a first rotating rod, 9, a side push rod, 10, a first spring, 11, a moving block, 12, a sliding groove, 13, an inclined block, 14, a second spring, 15, a third spring, 16, a locker, 17, a side moving plate, 18, an arc-shaped sliding rail, 19, a side frame, 20, a fourth spring, 21, a second rotating rod, 22, a third rotating rod, 23, an arc-shaped block, 24, a circular ring block, 25, a fifth spring, 26, a block body, 27, a pressing plate, 28, a sliding groove body, 29, a top sliding cover, 30, a connecting plate, 31, a top ring, 32, a ring connecting rod, 33, a sixth spring, 34, a bottom ring, 35, a wire groove plate, 36, a pressing plate, 37, 38, a wire installing block, 39, 40, a spring, 41, a seventh wire and a telescopic rod.

Detailed Description

As shown in fig. 1-5, a high strength bridge and an assembling method thereof according to the present invention comprise a bridge frame body 1 and a side frame body 2, wherein a motor is arranged in the side frame body 2, a first threaded shaft rod 3 is rotatably arranged on one side of the motor, a second threaded shaft rod 4 is rotatably arranged on one side of the first threaded shaft rod 3, an installation rod 7 is arranged on one side of the side frame body 2, the second threaded shaft rod 4 penetrates through the side frame body 2 and one side of the installation rod 7 to be provided with a threaded rod 5, a side shift frame 6 is sleeved on the threaded rod 5, first rotating rods 8 are rotatably arranged on the installation rod 7 and two sides of the side shift frame 6, a side push rod 9 is arranged at the joint of the first rotating rods 8, sliding grooves 12 are arranged on two sides of the side frame body 2, moving blocks 11 are slidably arranged on the sliding grooves 12, narrow grooves are arranged on two sides in the moving blocks 11, second springs 14 are arranged in the narrow, the side push rod 9 penetrates through the moving block 11 to be connected with the inclined block 13, a third spring 15 is arranged on one side of the side push rod 9, a thin sleeve frame is arranged on one side of the moving block 11, thread push blocks are arranged on two sides of the thin sleeve frame and connected with the third spring 15, a thin sleeve block is sleeved on the side push rod 9, and a first spring 10 is arranged between the thin sleeve block and the moving block 11;

a straight rod is arranged on two sides of the side moving frame 6, a side moving plate 17 is arranged on one side of the straight rod, arc-shaped slide rails 18 are arranged on two sides of the side moving plate 17, a transverse plate is arranged on one side of each arc-shaped slide rail 18, a second rotating rod 21 is arranged on each arc-shaped slide rail 18 in a sliding mode, a fixed block is arranged at the joint of the second rotating rods 21 and connected with the side moving plate 17, a third rotating rod 22 is arranged on one side of each second rotating rod 21 in a rotating mode, side frames 19 are arranged on two sides of the side moving plate 17, a fourth spring 20 is arranged in each side frame 19, a moving slide block is arranged on one side of each fourth spring 20 and connected with the third rotating rod 22, a supporting rod is arranged on one side of each second rotating rod 21, an arc-shaped block 23 is arranged between the supporting rods, a circular block 24 is arranged on one side of the arc-shaped block 23, a fifth spring 25 is arranged in each circular, the block 26 passes ring piece 24 one side is equipped with the extension rod, the extension rod passes horizontal pole one side is equipped with clamp plate 27, be equipped with between the clamp plate 27 the bridge body 1.

Specifically, as shown in fig. 1-5, the bridge comprises a bridge frame body 1 and a side frame body 2, a motor is arranged in the side frame body 2, a first threaded shaft rod 3 is rotatably arranged at one side of the motor, a second threaded shaft rod 4 is rotatably arranged at one side of the first threaded shaft rod 3, an installation rod 7 is arranged at one side of the side frame body 2, a threaded rod 5 is arranged at one side of the second threaded shaft rod 4, which penetrates through the side frame body 2 and the installation rod 7, a side moving frame 6 is sleeved on the threaded rod 5, a first rotating rod 8 is rotatably arranged at two sides of the installation rod 7 and the side moving frame 6, a side push rod 9 is arranged at the joint of the first rotating rod 8, sliding grooves 12 are arranged at two sides of the side frame body 2, a moving block 11 is slidably arranged on the sliding grooves 12, fine grooves are arranged at two sides in the moving block 11, second springs 14 are arranged in the fine grooves, an inclined block 13 is arranged at one side of the second, and threaded push blocks are arranged on two sides of the thin sleeve frame and connected with a third spring 15, a thin sleeve block is sleeved on the side push rod 9, and a first spring 10 is arranged between the thin sleeve block and the moving block 11. Drive first screw shaft pole 3 through the motor, first screw shaft pole 3 drives second screw shaft pole 4, second screw shaft pole 4 drives threaded rod 5 and rotates, threaded rod 5 drives side shift frame 6 and moves towards the bridge body 1, installation pole 7 is motionless, adjust the position of movable block 11 on spout 12 towards threaded rod 5 direction simultaneously, fix it back with locker 16, because the removal of side shift frame 6 stimulates the first bull stick 8 rotation between its and the installation pole 7, first bull stick 8 stimulates side push rod 9, side push rod 9 stimulates first spring 10, adjust the position of screw thread ejector pad, make its pulling third spring 15, third spring 15 stimulates side push rod 9 and extrudes the sloping block 13 of its both sides, sloping block 13 extrudees second spring 14 in the slot, stability when side shift frame 6 removed has been increased.

Specifically, as shown in fig. 1-5, a straight rod is disposed on two sides of the side shift frame 6, a side shift plate 17 is disposed on one side of the straight rod, an arc slide rail 18 is disposed on two sides of the side shift plate 17, a horizontal plate is disposed on one side of the arc slide rail 18, a second rotating rod 21 is slidably disposed on the arc slide rail 18, a fixed block is disposed at a joint of the second rotating rod 21, the fixed block is connected to the side shift plate 17, a third rotating rod 22 is rotatably disposed on one side of the second rotating rod 21, side frames 19 are disposed on two sides of the side shift plate 17, a fourth spring 20 is disposed in the side frames 19, a movable slider is disposed on one side of the fourth spring 20, the movable slider is connected to the third rotating rod 22, a support rod is disposed on one side of the second rotating rod 21, an arc block 23 is disposed between the support rods, a ring block 24 is disposed on one side of the arc block 23, a fifth spring 25 is disposed in the ring block 24, a block 26 is disposed on, the bridge body 1 is arranged between the press plates 27. When the side moves frame 6 and removes, it removes to drive side and moves board 17, side moves board 17 and drives clamp plate 27 and press from both sides tight to bridge body 1, bridge body 1 can extrude clamp plate 27, it extrudees block 26 to drive clamp plate 27, block 26 extrudees fifth spring 25, can drive ring piece 24 simultaneously and remove, ring piece 24 extrudes arc piece 23, arc piece 23 drives second bull stick 21 through branch and rotates, second bull stick 21 one end slides on arc slide rail 18 and drives third bull stick 22 and rotate fourth spring 20 in the extrusion side frame 19, stability when clamp plate 27 installation is pressed from both sides tight bridge body 1 has been increased.

Specifically, as shown in fig. 1 to 5, a sliding groove 28 is disposed at the top of the side frame body 2, a top sliding cover 29 is slidably disposed on the sliding groove 28, a connecting plate 30 is disposed at the bottom of the top sliding cover 29, at least one bottom ring 34 is disposed at the bottom of the connecting plate 30, at least one connecting rod 32 is disposed on the bottom ring 34 in a surrounding manner, a top ring 31 is disposed on one side of the connecting rod 32, a sixth spring 33 is disposed in the top ring 31 and the bottom ring 34, and the sixth spring 33 is connected to the bridge frame body 1. The top sliding cover 29 is connected with the sliding groove body 28 in a sliding mode, the top of the bridge frame body 1 is protected through the connecting plate 30, the bottom rings 34 are connected with the top ring 31 through the annular connecting rod 32, the sixth spring 33 is arranged between the bottom rings and the top ring, the bridge frame body 1 is contacted with the top ring 31 after extruding the sixth spring 33, and the protection performance of the bridge frame body 1 during up-and-down installation is improved. Be equipped with wire chase board 35 in the bridge body 1, wire chase board 35 one side is equipped with at least one line notch, and wire chase notch department slides and is equipped with about piece 37, and about piece 37 top is equipped with vertical pole, and vertical pole top is equipped with pressing panel 36, is equipped with the screw rod between pressing panel 36 and the wire chase board 35. The cable is placed in the cable slot, the pressing plate 36 is pushed to drive the restraining block 37 to press the cable, and the pressing plate 36 and the cable slot plate 35 are fixed through the screw. Be equipped with the riser in the bridge body 1, riser one side is equipped with dress line piece 38, dress line piece 38 encircles and is equipped with at least one arc mouth, and arc mouth department is equipped with cable 39, is equipped with at least one concave piece on the riser, and concave piece department is equipped with telescopic link 40, and telescopic link 40 one side is equipped with cylinder 42, around being equipped with seventh spring 41 between telescopic link 40 and the concave piece put the cable in arc mouth department, and cylinder 42 promotes telescopic link 40 and drives seventh spring 41, presss from both sides tightly cable 39. The third spring 15 is a spring with gradually increasing inner diameter to increase its elasticity and stability. The thread push block is provided with a locker 16, the bottom of the moving block 11 is provided with a moving slide bar, and the locker 16 is arranged at one side of the moving slide bar, which passes through the sliding groove 12, so that the thread push block and the moving block 11 can be fixed conveniently. The sixth spring 34 is a spring with gradually increasing inner diameter to increase its elasticity and stability.

The working principle of the invention is as follows: the bridge frame comprises a bridge frame body 1 and a side frame body 2, a first threaded shaft rod 3 is driven by a motor, the first threaded shaft rod 3 drives a second threaded shaft rod 4, the second threaded shaft rod 4 drives a threaded rod 5 to rotate, the threaded rod 5 drives a side moving frame 6 to move towards the bridge frame body 1, a mounting rod 7 is not moved, meanwhile, the position of a moving block 11 on a sliding groove 12 is adjusted towards the direction of the threaded rod 5, after the side moving frame is fixed by a locker 16, a first rotating rod 8 between the side moving frame 6 and the mounting rod 7 is pulled to rotate by the movement of the side moving frame 6, a side push rod 9 is pulled by the first rotating rod 8, a first spring 10 is pulled by the side push rod 9, the position of a thread push block is adjusted, a third spring 15 is pulled by the thread push block, the side push rod 9 is pulled by the third spring 15 to press inclined blocks 13 on two sides of the side push rod 9, the inclined blocks 13 press a; when the side shift frame 6 moves, the side shift plate 17 is driven to move, the side shift plate 17 drives the pressing plate 27 to clamp the bridge frame body 1, the bridge frame body 1 can extrude the pressing plate 27 and drive the pressing plate 27 to extrude the block body 26, the block body 26 extrudes the fifth spring 25 and simultaneously drive the circular ring block 24 to move, the circular ring block 24 extrudes the arc-shaped block 23, the arc-shaped block 23 drives the second rotating rod 21 to rotate through the supporting rod, one end of the second rotating rod 21 slides on the arc-shaped sliding rail 18 and drives the third rotating rod 22 to rotate and extrude the fourth spring 20 in the side frame 19, and the stability of the pressing plate 27 when the bridge frame body 1 is installed and clamped is increased; the top sliding cover 29 is connected with the sliding groove body 28 in a sliding mode, the top of the bridge frame body 1 is protected through the connecting plate 30, the bottom rings 34 are connected with the top ring 31 through the annular connecting rod 32, the sixth spring 33 is arranged between the bottom rings, the bridge frame body 1 is contacted with the top ring 31 after extruding the sixth spring 33, and the protection performance of the bridge frame body 1 during up-and-down installation is improved; the cable is placed in the cable slot, the pressing plate 36 is pushed to drive the restraining block 37 to press the cable, and the pressing plate 36 and the cable slot plate 35 are fixed through the screw. The cable is placed at the arc opening, and the air cylinder 42 pushes the telescopic rod 40 to drive the seventh spring 41 to clamp the cable 39.

In conclusion, the lateral shifting frame is stable in design structure, the motor drives the first threaded shaft rod, the first threaded shaft rod drives the second threaded shaft rod, the second threaded shaft rod drives the threaded rod to rotate, the threaded rod drives the lateral shifting frame to move towards the bridge frame body, the mounting rod does not move, meanwhile, the position of the moving block on the sliding groove is adjusted towards the direction of the threaded rod, the locking device is used for fixing the lateral shifting frame, the first rotating rod between the lateral shifting frame and the mounting rod is pulled to rotate by the movement of the lateral shifting frame, the lateral push rod pulls the lateral push rod, the first spring is pulled by the lateral push rod, the position of the threaded push block is adjusted to pull the third spring, the lateral push rod is pulled by the third spring to extrude inclined blocks on two sides of the lateral shifting frame, the second spring is extruded by the inclined blocks in the narrow grooves; when the side moves the frame and removes, it removes to drive the side and moves the board, the side is moved the board and is pressed from both sides the clamp plate and is pressed from both sides the crane span structure body, the crane span structure body can extrude the clamp plate, drive clamp plate extrusion block, block extrusion fifth spring, can drive the ring piece simultaneously and remove, ring piece extrusion arc piece, the arc piece passes through branch and drives the second bull stick and rotate, second bull stick one end slides on the arc slide rail and drives the third bull stick and rotate the fourth spring in the extrusion side frame, stability when the clamp plate installation is pressed from both sides tight crane span structure body has been increased.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a high strength crane span structure which characterized in that: the bridge frame comprises a bridge frame body and a side frame body, wherein a motor is arranged in the side frame body, a first threaded shaft rod is rotatably arranged on one side of the motor, a second threaded shaft rod is rotatably arranged on one side of the first threaded shaft rod, an installation rod is arranged on one side of the side frame body, the second threaded shaft rod penetrates through the side frame body and one side of the installation rod and is provided with a threaded rod, a side moving frame is sleeved on the threaded rod, first rotating rods are rotatably arranged on the installation rod and two sides of the side moving frame, a side push rod is arranged at the joint of the first rotating rods, sliding grooves are formed in two sides of the side frame body, a moving block is slidably arranged on the sliding grooves, thin grooves are formed in two sides of the moving block, second springs are arranged in the thin grooves, an inclined block is arranged on one side of the second springs, the side push rod penetrates through the moving block and is connected with, threaded push blocks are arranged on two sides of the thin sleeve frame and connected with the third springs, a thin sleeve block is sleeved on the side push rod, and a first spring is arranged between the thin sleeve block and the moving block;

the two sides of the side moving frame are provided with straight rods, one side of each straight rod is provided with a side moving plate, two sides of each side moving plate are provided with arc-shaped slide rails, one side of each arc-shaped slide rail is provided with a transverse plate, a second rotating rod is arranged on each arc-shaped slide rail in a sliding mode, a fixed block is arranged at the joint of the second rotating rods and connected with the side moving plate, one side of each second rotating rod is rotatably provided with a third rotating rod, two sides of each side moving plate are provided with side frames, fourth springs are arranged in the side frames, one side of each fourth spring is provided with a movable sliding block, the movable sliding blocks are connected with the third rotating rods, one side of each second rotating rod is provided with a support rod, an arc-shaped block is arranged between the support rods, one side of each arc-shaped block is provided with a circular ring block, a fifth spring is arranged in each circular ring block, one side of each fifth spring is provided with a block, the bridge body is arranged between the pressing plates.

2. The high strength bridge of claim 1, wherein: the improved bridge frame is characterized in that a sliding groove body is arranged at the top of the side frame body, a top sliding cover is arranged on the sliding groove body in a sliding mode, a connecting plate is arranged at the bottom of the top sliding cover, at least one bottom ring is arranged at the bottom of the connecting plate, at least one ring connecting rod is arranged on the bottom ring in an encircling mode, a top ring is arranged on one side of the ring connecting rod, a sixth spring is arranged in the top ring and the bottom ring, and the sixth spring is connected with the bridge frame body.

3. The high strength bridge of claim 1, wherein: the bridge is characterized in that a wire groove plate is arranged in the bridge body, at least one wire groove opening is formed in one side of the wire groove plate, a constraint block is arranged at the wire groove opening in a sliding mode, a vertical rod is arranged at the top of the constraint block, a pressing plate is arranged at the top of the vertical rod, and a screw rod is arranged between the pressing plate and the wire groove plate.

4. The high strength bridge of claim 1, wherein: the internal riser that is equipped with of crane span structure, riser one side is equipped with dress line piece, dress line piece encircles and is equipped with at least one arc mouth, arc mouth department is equipped with the cable, be equipped with at least one concave piece on the riser, concave piece department is equipped with the telescopic link, telescopic link one side is equipped with the cylinder, the telescopic link with around being equipped with the seventh spring between the concave piece.

5. The high strength bridge of claim 1, wherein: the third spring is a spring with gradually increasing inner diameter.

6. The high strength bridge of claim 1, wherein: the thread pushing block is provided with a locker, the bottom of the moving block is provided with a moving slide rod, and the locker is arranged on one side of the moving slide rod, which penetrates through the sliding groove.

7. The high strength bridge of claim 2, wherein: the sixth spring is a spring with gradually increasing inner diameter.

8. The high strength bridge of claim 1, comprising the steps of:

s1, a motor drives a first threaded shaft rod, the first threaded shaft rod drives a second threaded shaft rod, the second threaded shaft rod drives a threaded rod to rotate, the threaded rod drives a side moving frame to move towards a bridge body, an installation rod is fixed, meanwhile, the position of a moving block on a sliding groove is adjusted towards the direction of the threaded rod, after the side moving frame is fixed by a locker, the first rotating rod between the side moving frame and the installation rod is pulled to rotate due to the movement of the side moving frame, the side push rod pulls a side push rod, the side push rod pulls a first spring, the position of a threaded push block is adjusted to pull a third spring, the side push rod is pulled by the third spring to extrude oblique blocks on two sides of the side push rod, and the oblique blocks extrude a second spring in a;

s2, when the side moving frame moves, the side moving plate is driven to move, the side moving plate is provided with a pressing plate to clamp the bridge frame body, the bridge frame body can extrude the pressing plate to drive the pressing plate to extrude the block body, the block body extrudes the fifth spring and simultaneously drives the circular ring block to move, the circular ring block extrudes the arc-shaped block, the arc-shaped block drives the second rotating rod to rotate through the supporting rod, one end of the second rotating rod slides on the arc-shaped sliding rail and drives the third rotating rod to rotate to extrude the fourth spring in the side frame;

s3, the top sliding cover is connected with the sliding groove body in a sliding mode, the top of the bridge frame body is protected through the connecting plate, the bottom rings are connected with the top ring through the annular connecting rod, a sixth spring is arranged between the bottom rings and the top ring, and the bridge frame body is contacted with the top ring after extruding the sixth spring;

and S4, placing the cable in the cable slot, pushing the pressing plate to drive the restraining block to press the cable tightly, and fixing the pressing plate and the cable slot plate by using the screw rod. The cable is placed at the arc opening, and the air cylinder pushes the telescopic rod to drive the seventh spring to clamp the cable.

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