CN215052237U

CN215052237U - Suspension bridge main cable supporting steering device

Info

Publication number: CN215052237U
Application number: CN202120808928.8U
Authority: CN
Inventors: 谭曙光; 王龙; 付文雄; 刘亮
Original assignee: Xinjiang Beixin Road and Bridge Group Co Ltd
Current assignee: Xinjiang Beixin Road and Bridge Group Co Ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-12-07
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a suspension bridge main push-towing rope supporting turns to device, including shell and movable plate, the inside two power chambers that are provided with of shell, the power intracavity portion is provided with the moving mechanism that is used for controlling the movable plate to reciprocate, the inside transmission chamber that is provided with of movable plate, the movable plate below is provided with the rotary disk, transmission intracavity portion is provided with and is used for the rotatory rotary mechanism of rotary disk, the rotary disk lower extreme is provided with the shifting chute, the inside fixed establishment who is used for pressing from both sides tight main push-towing rope main part that is provided with of shifting chute. The utility model discloses a moving mechanism through electronic shifting up of realizing movable plate and fixation clamp to change the main push-towing rope position, replace the manpower with the machine, practiced thrift the use of manpower, through moving mechanism, it is rotatory to drive the fixation clamp through the rotation of rotary disk, thereby realize turning to of main push-towing rope, easy operation is convenient, and through fixing mechanism, the main push-towing rope can not take place to remove at the removal and the in-process that turns to, has guaranteed safety.

Description

Suspension bridge main cable supporting steering device

Technical Field

The utility model relates to a suspension bridge technical field especially relates to a suspension bridge main push-towing rope supporting turns to device.

Background

Suspension bridge, also known as suspension bridge, refers to a bridge using cables (or steel chains) suspended from towers and anchored on both sides (or both ends) as main load-bearing members of the superstructure, the cable geometry is determined by the force balance condition, generally approaching to a parabola, a plurality of suspension rods are suspended from the cables, the bridge deck is suspended, stiffening beams are usually arranged between the bridge deck and the suspension rods, and form a combined system with the cables to reduce deflection deformation caused by load, during the construction of the suspension bridge, the main cables of the suspension bridge need to be changed in position and direction during the construction, and then a main cable support steering device is used.

At present, in the construction of a suspension bridge, a main cable needs to be lifted to a specific height before being pulled by a tractor to be pulled by the tractor, but because of the huge engineering quantity, the main cable used for constructing the suspension bridge is also huge, and can not be carried and transported by manpower alone, the main cable is generally lifted by a tower crane to the specific height and then pulled by the tractor, but because of the huge tower crane size, the time for constructing the tower crane is long, and the time for the whole engineering is increased; in addition, because the main push-towing rope's the position of placing is different, need hang up the main push-towing rope earlier, the rethread tower crane is rotatory to realize the operation that turns to of main push-towing rope, the operation is complicated and trivial details, is unfavorable for going on of whole engineering.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a suspension bridge main push-towing rope supporting turns to device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a suspension bridge main push-towing rope supporting turns to device, includes shell and movable plate, the inside two power chambers that are provided with of shell, the power intracavity portion is provided with the moving mechanism that is used for controlling the movable plate to reciprocate, the inside transmission chamber that is provided with of movable plate, the movable plate below is provided with the rotary disk, transmission intracavity portion is provided with and is used for the rotatory rotary mechanism of rotary disk, the rotary disk lower extreme is provided with the shifting chute, the inside fixed establishment who is used for pressing from both sides tight main push-towing rope main part that is provided with of shifting chute.

As a further improvement scheme of the technical scheme: the moving mechanism comprises a motor fixedly connected to the side wall of the shell, the tail end of an output shaft of the motor penetrates through the side wall of the shell and is fixedly connected with a transmission rod, one end, far away from the motor, of the transmission rod is rotatably connected with the side wall of the power cavity, the side wall of the transmission rod is provided with two first gears, the side wall of the power cavity is provided with two supporting blocks, the upper end and the lower end of each supporting block are fixedly connected with an electric telescopic rod, each telescopic rod of each electric telescopic rod is fixedly connected with a second gear, the side wall of the transmission cavity is rotatably connected with a worm, two third gears are sleeved on the side wall of the worm, a chain is meshed with the side wall of each third gear, and the chain is meshed with the first gears and the second gears.

As a further improvement scheme of the technical scheme: rotary mechanism includes the fixed block of fixed connection in transmission chamber bottom, the upper end of fixed block is rotated and is connected with the connecting rod, the upper end fixedly connected with of connecting rod and worm meshing's worm wheel, the lower extreme of connecting rod runs through the lateral wall and the fixedly connected with rotary disk of fixed block and movable plate in proper order.

As a further improvement scheme of the technical scheme: the fixing mechanism comprises two supporting plates which are connected to the top of the moving groove in a sliding mode, and each supporting plate is fixedly connected with a fixing clamp at the lower end of each supporting plate.

As a further improvement scheme of the technical scheme: the lower extreme of shell is provided with two through-holes that are used for the chain to pass, the upper end of movable plate is provided with the round hole that is used for the chain to pass, the chain is located through-hole and round hole.

As a further improvement scheme of the technical scheme: the longitudinal section of the fixing clamp is a semicircular ring, and a pusher used for pushing the two supporting plates to move relatively is arranged in the moving groove.

Compared with the prior art, the beneficial effects of the utility model are that:

through moving mechanism's setting, it is rotatory to utilize the motor to drive the transfer line, cooperation through first gear and second gear and third gear, realize the rising of movable plate, thereby change the height of movable plate and main push-towing rope, be applicable to the change of the main push-towing rope position that the volume is huge and high weight, and easy operation, through rotary mechanism's setting, it is rotatory to utilize the electronic worm of chain, because worm and worm wheel cooperation realize that the worm wheel drives connecting rod and rotary disk rotatory, thereby it is rotatory to drive the main push-towing rope that backup pad and fixation clamp are right, can change the direction of main push-towing rope through the device, easy operation is convenient, and the practicality is stronger, setting through fixed establishment, can fix the main push-towing rope, be convenient for the main push-towing rope and turn to, be convenient for going on of engineering.

Drawings

Fig. 1 is a schematic structural view of a suspension bridge main cable support steering device provided by the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

fig. 3 is a sectional view taken along line B-B in fig. 1.

In the figure: the device comprises a shell 1, a motor 2, a power cavity 3, a transmission rod 4, a first gear 5, a chain 6, a support block 7, a second gear 8, a moving plate 9, a third gear 10, a transmission cavity 11, a worm 12, a worm wheel 13, a fixed block 14, a connecting rod 15, a rotating disc 16, a connecting block 17, a moving groove 18, a supporting plate 19, a fixing clamp 20 and an electric telescopic rod 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-3, in an embodiment of the present invention, a suspension bridge main cable supporting and steering apparatus includes a housing 1 and a movable plate 9, two power cavities 3 are provided inside the housing 1, a moving mechanism for controlling the movable plate 9 to move up and down is provided inside the power cavities 3, a transmission cavity 11 is provided inside the movable plate 9, a rotary disk 16 is provided below the movable plate 9, a rotating mechanism for rotating the rotary disk 16 is provided inside the transmission cavity 11, a moving groove 18 is provided at a lower end of the rotary disk 16, and a fixing mechanism for clamping a main cable main body is provided inside the moving groove 18.

Referring to fig. 1, the moving mechanism includes a motor 2 fixedly connected to a side wall of the housing 1, an end of an output shaft of the motor 2 penetrates through the side wall of the housing 1 and is fixedly connected with a transmission rod 4, one end of the transmission rod 4, far away from the motor 2, is rotatably connected with a side wall of the power cavity 3, the side wall of the transmission rod 4 is provided with two first gears 5, the side wall of the power cavity 3 is provided with two support blocks 7, upper and lower ends of each support block 7 are fixedly connected with electric telescopic rods 21, an telescopic rod of each electric telescopic rod 21 is fixedly connected with a second gear 8, a side wall of the transmission cavity 11 is rotatably connected with a worm 12, two third gears 10 are sleeved on the side wall of the worm 12, a side wall of each third gear 10 is engaged with a chain 6, the chain 6 is engaged with the first gear 5 and the second gear 8, the transmission rod 4 can be driven to rotate by the motor 2 through the arrangement of the moving mechanism, and the first gears 5, The second gear 8 and the third gear 10 are matched to realize upward movement of the movable plate 9 and drive the main cable to move up and down, so that the operation is simple, and the practicability is higher.

Referring to fig. 1, the rotating mechanism includes a fixed block 14 fixedly connected to the bottom of the transmission cavity 11, a connecting rod 15 is rotatably connected to the upper end of the fixed block 14, a worm wheel 13 meshed with the worm 12 is fixedly connected to the upper end of the connecting rod 15, the lower end of the connecting rod 15 sequentially penetrates through the fixed block 14 and the side wall of the moving plate 9 and is fixedly connected with a rotating disk 16, the connecting rod 15 drives the rotating disk 16 and the fixing clamp 20 to rotate by the cooperation of the worm 12 and the worm wheel 13 through the arrangement of the rotating mechanism, the direction of the main cable can be changed, and the operation is simple and convenient.

Referring to fig. 1, the fixing mechanism includes two supporting plates 19 slidably connected to the top of the moving slot 18, a fixing clip 20 is fixedly connected to the lower end of each supporting plate 19, and the main cable is fixed by the fixing clip 20 through the fixing mechanism, so that the main cable can be prevented from shifting in the operation process, thereby causing a potential safety hazard.

Referring to fig. 1, the lower end of the housing 1 is provided with two through holes for the chain 6 to pass through, the upper end of the moving plate 9 is provided with a round hole for the chain 6 to pass through, and the chain 6 is located in the through holes and the round hole, so that the chain 6 can be better meshed with the first gear 5, the second gear 8 and the third gear 10.

Referring to fig. 1, the longitudinal section of the fixing clip 20 is a semicircular ring, and a pusher for pushing the two supporting plates 19 to move relatively is disposed inside the moving slot 18, so as to fix the main cable, so that the main cable does not shift during moving and turning.

The utility model discloses a theory of operation is:

when the main cable needs to be fixed, the thruster in the moving groove 18 is started to enable the two fixing clamps 20 to move oppositely to clamp and fix the main cable;

when the position of a main cable needs to be moved, the motor 2 is started, the motor 2 drives the transmission rod 4 to rotate, two first gears 5 are arranged on the side wall of the transmission rod 4, the transmission rod 4 rotates to drive the first gears 5 to rotate, the electric telescopic rod 21 is started, the telescopic end of the electric telescopic rod 21 is fixedly connected with a second gear 8, the electric telescopic rod 21 stretches to realize opposite movement of the two second gears 8, so that the movement of the chain 6 years old second gear 8 meshed with the first gears 5, the second gear 8 and the third gear 10 is changed, the lifting of the third gear 10 and the moving plate 9 is realized, and the fixed clamp 20 and the main cable are driven to move upwards;

when the direction of the main cable needs to be changed, the third gear 10 is meshed with the chain 6, the transmission rod 4 drives the first gear 5 to rotate, the first gear 5 drives the third gear 10 to rotate through the chain 6, the third gear 10 is sleeved on the side wall of the worm 12, the worm 12 is driven to rotate by the rotation of the third gear 10, the worm 12 is driven to rotate by the rotation of the worm 12 and meshed with the worm wheel 13, the worm wheel 13 rotates to drive the worm wheel 13 to rotate, the connecting rod 15 is fixedly connected with the worm wheel 13 and the rotating disc 16, the connecting rod 15 and the rotating disc 16 are driven to rotate by the rotation of the worm wheel 13, and the supporting plate 19 and the fixing clamp 20 are driven to rotate by the rotation of the rotating disc 16, so that the steering purpose of the main cable is achieved.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a suspension bridge main push-towing rope supporting turns to device, includes shell (1) and movable plate (9), its characterized in that, shell (1) inside is provided with two power chamber (3), power chamber (3) inside is provided with the moving mechanism that is used for controlling movable plate (9) to reciprocate, movable plate (9) inside is provided with transmission chamber (11), movable plate (9) below is provided with rotary disk (16), transmission chamber (11) inside is provided with the rotary mechanism that is used for rotary disk (16) rotation, rotary disk (16) lower extreme is provided with shifting chute (18), shifting chute (18) inside is provided with the fixed establishment who is used for pressing from both sides tight main push-towing rope body.

2. The suspension bridge main cable supporting and steering device according to claim 1, wherein the moving mechanism comprises a motor (2) fixedly connected to the side wall of the housing (1), the tail end of the output shaft of the motor (2) penetrates through the side wall of the housing (1) and is fixedly connected with a transmission rod (4), one end of the transmission rod (4) far away from the motor (2) is rotatably connected with the side wall of the power cavity (3), the side wall of the transmission rod (4) is provided with two first gears (5), the side wall of the power cavity (3) is provided with two supporting blocks (7), the upper end and the lower end of each supporting block (7) are fixedly connected with an electric telescopic rod (21), the telescopic rod of each electric telescopic rod (21) is fixedly connected with a second gear (8), the side wall of the transmission cavity (11) is rotatably connected with a worm (12), and the side wall of the worm (12) is sleeved with two third gears (10), and a chain (6) is meshed with the side wall of each third gear (10), and the chain (6) is meshed with the first gear (5) and the second gear (8).

3. The suspension bridge main cable support steering device according to claim 2, wherein the rotating mechanism comprises a fixed block (14) fixedly connected to the bottom of the transmission chamber (11), the upper end of the fixed block (14) is rotatably connected with a connecting rod (15), the upper end of the connecting rod (15) is fixedly connected with a worm wheel (13) engaged with the worm (12), and the lower end of the connecting rod (15) sequentially penetrates through the fixed block (14) and the side wall of the moving plate (9) and is fixedly connected with a rotating disc (16).

4. A suspension bridge main cable support steering arrangement according to claim 1, wherein the securing means comprises two support plates (19) slidably attached to the top of the displacement channel (18), a retaining clip (20) being fixedly attached to the lower end of each support plate (19).

5. A suspension bridge main cable support steering device according to claim 3, wherein the lower end of the housing (1) is provided with two through holes for the chain (6) to pass through, the upper end of the moving plate (9) is provided with a round hole for the chain (6) to pass through, and the chain (6) is arranged in the through holes and the round hole.

6. A suspension bridge main cable support steering arrangement according to claim 4, wherein the longitudinal section of the retaining clip (20) is a semicircular ring, and the inside of the displacement slot (18) is provided with a pusher for pushing the two support plates (19) into relative movement.