CN113140982A

CN113140982A - Corner traction device for cable laying

Info

Publication number: CN113140982A
Application number: CN202110459252.0A
Authority: CN
Inventors: 李军; 李积存; 马宏韬; 张君; 李冰; 魁典校; 陈洪权; 应生新; 杜淼; 王永明; 李涓; 王永俊
Original assignee: Qinghai Power Transmission And Distribution Engineering Co ltd; State Grid Corp of China SGCC; State Grid Qinghai Electric Power Co Ltd
Current assignee: Qinghai Power Transmission And Distribution Engineering Co ltd; State Grid Corp of China SGCC; State Grid Qinghai Electric Power Co Ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-07-20
Anticipated expiration: 2041-04-27
Also published as: CN113140982B

Abstract

The invention discloses a corner traction device for cable laying, and mainly relates to the field of cable laying. The base is included, a fixing frame is arranged on the base, a steering wheel is connected to the fixing frame in a rotating mode, bogies are connected to the two sides of the fixing frame in a rotating mode, an adjusting device comprises a connecting plate, a sliding hole, sliding blocks, a driving block and a fixing shaft, the connecting plate is fixedly connected with the bogies, the sliding hole is formed in the connecting plate, the sliding blocks are connected to the sliding holes in a sliding mode, the sliding grooves are formed in the base, the driving block is connected to the sliding grooves in a sliding mode, the fixing shaft is fixedly connected with the driving block, the two sliding blocks are connected with the fixing shaft in a rotating mode, a cable clamping device comprises rotating shafts arranged on the two sides of a cable, the rotating shafts are connected with the bogies in a rotating mode, and a traction power device matched with the rotating shafts to be used is arranged on at least one bogie. The invention has the beneficial effects that: it can provide sufficient traction force in the corner when laying for the cable, makes cable laying adapt to different topography, guarantees the efficiency that complicated route was laid.

Description

Corner traction device for cable laying

Technical Field

The invention relates to the field of cable laying, in particular to a corner traction device for cable laying.

Background

At present china's cable's use amount and production all increase gradually in a large number year by year, when cable laying, along with the size of cable is bigger and bigger, the degree of difficulty when laying also increases gradually, consequently the multiple draw gear who uses when appearing to cable laying among the prior art, be used for providing power for cable laying, make the cable can be more laborsaving more efficient lay on appointed route, but current draw gear generally only uses when laying to the cable straight line, when laying the route and having great corner, use current device to pull, when laying the subsequent part of corner, can't utilize current draw gear to provide effectual traction force, make the use of laying the route complicated to the cable have great inconvenience, the laying efficiency of cable remains to further improve.

Disclosure of Invention

The invention aims to provide a corner traction device for cable laying, which can provide enough traction force at a corner when a cable is laid, so that the cable laying is suitable for different terrains, and the efficiency of laying a complex path is ensured.

In order to achieve the purpose, the invention is realized by the following technical scheme:

a corner traction device for laying cables comprises a base, wherein a fixed frame is arranged on the base, a steering wheel is rotatably connected onto the fixed frame, bogies are rotatably connected to two sides of the fixed frame, a cable clamping device is arranged on the bogies, an adjusting device for adjusting the angle between the fixed frame and the bogies is arranged on the base, the adjusting device comprises a connecting plate, a sliding hole, a sliding block, a sliding chute, a driving block and a fixed shaft, the connecting plate is fixedly connected with the bogies, the sliding hole is formed in the connecting plate, the sliding block is slidably connected in the sliding hole, the sliding chute is formed in the base, the driving block is slidably connected in the sliding chute, the fixed shaft is fixedly connected with the driving block, the two sliding blocks are rotatably connected with the fixed shaft, the cable clamping device comprises rotating shafts arranged on two sides of cables, and the rotating shafts are rotatably connected with the bogies, and a traction power device matched with the rotating shaft for use is arranged on at least one bogie.

Furthermore, the traction power device comprises a traction motor, the traction motor is fixed on the bogie, and an output shaft of the traction motor is fixedly connected with the rotating shaft.

Furthermore, at least one rotating shaft on the bogie is provided with a clamping degree adjusting structure, the clamping degree adjusting structure comprises two fixing plates and a first adjusting screw rod, the two fixing plates are respectively connected to the upper end and the lower end of the bogie in a sliding mode, the two ends of the rotating shaft are respectively connected with the two fixing plates in a rotating mode, the first adjusting screw rod penetrates through the bogie and is connected with the bogie in a threaded mode, and the fixing plates are connected with one end of the first adjusting screw rod in a rotating mode.

Furthermore, a rotating shaft on the bogie is connected with a traction motor, and the other rotating shaft is provided with a clamping degree adjusting structure.

Furthermore, two clamping rollers are arranged on the rotating shaft, the clamping rollers are in contact with the surface of the cable, and the two clamping rollers are respectively located on the upper side and the lower side of the cable.

Furthermore, the clamping roller is sleeved on the rotating shaft and is in sliding connection with the rotating shaft, a through hole is formed in the rotating shaft, a sliding frame is connected in the through hole along the vertical sliding direction, and the sliding frame is fixedly connected with the clamping roller.

Further, the carriage includes horizontal pole, montant, what the montant was symmetrical fixes at the both ends of horizontal pole, horizontal pole and through-hole sliding connection, montant and clamping roller fixed connection.

Furthermore, the through hole is connected with a second adjusting screw rod in a rotating mode, the second adjusting screw rod penetrates through the cross rod and is in threaded connection with the cross rod, the vertical rod is connected with a limiting wheel in a rotating mode, and the limiting wheel is in contact with the surface of the cable.

Further, the bottom symmetry of base is equipped with a plurality of landing legs, the rotation of the bottom symmetry of base is connected with a plurality of supports, the bottom of support is equipped with the walking wheel, the support highly be higher than the landing leg, the bottom of base is rotated and is connected with a plurality of telescopic links, the expansion end and the leg rotate and be connected of telescopic link.

Compared with the prior art, the invention has the beneficial effects that:

the structure of the invention is provided with a base, a fixing frame and a steering frame are arranged on the base, a steering wheel is arranged on the fixing frame, a cable passes through the steering wheel to realize steering operation at a corner, the cable enters from the steering frame at one side and passes out from the steering frame at the other side after being steered by the steering wheel, the fixing frame is rotationally connected with two rotating shafts, the cable passes through the position between the two rotating shafts, the rotating shafts are driven to rotate by a traction power device, the rotation of the rotating shafts drives the traction of the cable in contact with the rotating shafts, and sufficient traction force can be provided while steering is ensured;

set up the spout on the base, it sets up the drive block to slide in the spout, set up the fixed axle on the drive block, all set up the connecting plate on the rotating turret of both sides, slider sliding connection is in the slide opening of connecting plate, two sliders all rotate with the fixed axle and are connected, such setting can drive the slider through the slip of control drive block and remove, thereby make connecting plate and bogie with slider sliding connection rotate, thereby realize the bogie of both sides and the relative rotation of mount simultaneously, the angle that makes to turn to obtains the adjustment, when turning to the contained angle to different routes of laying uses, can make the appointed contained angle of cable rotation, realize and lay the perfect adaptation in route, make laying of cable more laborsaving, improve the efficiency of laying in route that has the corner greatly, be applicable to the use that the route was laid to different topography, possess fine laying effect during in the in-service.

Drawings

FIG. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partially enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a cross-sectional view taken in the direction B-B of fig. 3 of the present invention.

Fig. 5 is a cross-sectional view taken along line C-C of fig. 3 of the present invention.

Reference numerals shown in the drawings:

1. a base; 2. a fixed mount; 3. a steering wheel; 4. a bogie; 5. a connecting plate; 6. a slide hole; 7. a slider; 8. a chute; 9. a drive block; 10. a fixed shaft; 11. a rotating shaft; 12. a traction motor; 13. a fixing plate; 14. a first adjusting screw; 15. clamping the roller; 16. a through hole; 17. a carriage; 18. a cross bar; 19. a vertical rod; 20. a second adjusting screw; 21. a limiting wheel; 22. a support leg; 23. a support; 24. a traveling wheel; 25. a telescopic rod.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The invention relates to a corner traction device for cable laying, which comprises a main body structure and a base 1, wherein the base 1 plays a supporting role, a balancing weight is arranged in the base 1 to improve the stability of the device, a fixed frame 2 is fixed on the base 1 through welding or bolts, a steering wheel 3 is rotatably connected on the fixed frame 2, the steering wheel 3 can adopt a fixed pulley structure on the existing market, when in use, a cable enters from one side of the steering wheel 3 and passes through the other side of the steering wheel 3 to change the direction of the cable so as to play a steering role, the cable is matched with a laying path of the cable, two sides of the fixed frame 2 are rotatably connected with a bogie 4 through pin shafts, a cable clamping device is arranged on the bogie 4 and used for clamping the cable, and an adjusting device for adjusting the angle between the fixed frame 2 and the bogie 4 is arranged on the base 1, the adjusting device comprises a connecting plate 5, a sliding hole 6, sliding blocks 7, a sliding chute 8, a driving block 9 and a fixed shaft 10, wherein the connecting plate 5 is fixedly connected with the bogie 4 through welding or bolts, the sliding hole 6 is arranged on the connecting plate 5, the sliding hole 6 penetrates through the connecting plate 5, the sliding blocks 7 are connected in the sliding hole 6 in a sliding manner, the sliding chute 8 is arranged on the base 1 and extends downwards from the top surface of the base 1, the length direction of the sliding chute 8 is the symmetrical center of the two bogies 4, the driving block 9 is connected in the sliding chute 8 in a sliding manner, the fixed shaft 10 is fixedly welded with the driving block 9, the two sliding blocks 7 are rotatably connected with the fixed shaft 10 through bearings, when the driving block 9 slides towards the rotating positions of the bogie 4 and the fixed frame 2 along the sliding chute 8, the distance between the fixed shaft 10 and the rotating position is reduced, and the sliding blocks 7, the bogie 4 on two sides is forced to rotate along the joint, the change of the included angle between the two bogies 4 is realized, the adjusting structure is simpler, the adjustment of the steering included angle is more convenient, and the adjustment can be matched with different terrain paths, the cable clamping device comprises rotating shafts 11 arranged on two sides of a cable, the preferable surface of each rotating shaft 11 is made of rubber materials, the cable is prevented from being damaged when being in contact with the cable, the upper end and the lower end of each rotating shaft 11 are rotatably connected with the bogies 4 through bearings, a traction power device matched with the rotating shafts 11 is arranged on at least one bogie 4, the preferable traction power devices can be arranged on the bogies 4 on two sides, the traction effect is improved, the cable is used for driving the rotating shafts 11 to rotate, the cable is clamped by the two rotating shafts 11 when passing between the two rotating shafts 11 and is in close contact with the surfaces of the two rotating shafts 11, and the cable is driven to move forwards through the rotation of the rotating shafts 11, for it provides traction force, makes laying of cable more smoothly and laborsaving, utilizes directive wheel 3 to turn to when the cable moves forward, makes the cable keep with the direction of motion of laying the route matching, lays efficiency and improves greatly, has adapted to the demand that the route was laid to different topography and used.

Preferably, the traction power device comprises a traction motor 12, the traction motor 12 is fixed on the bogie 4 through welding or bolts, an output shaft of the traction motor 12 is fixedly connected with the rotating shaft 11 through a coupler, the rotating shaft 11 is driven to rotate, the driving structure is simple, and the rotating shaft 11 is driven to rotate more stably.

Preferably, at least one rotating shaft 11 on the bogie 4 is provided with a clamping degree adjusting structure, the clamping degree adjusting structure comprises a fixed plate 13 and a first adjusting screw 14, the fixed plate 13 is two that are respectively connected to the upper end and the lower end of the bogie 4 in a sliding manner, specifically, the upper end and the lower end of the bogie 4 are both provided with a slideway, the fixed plate 13 is connected to the slideway in a sliding manner, the two ends of the rotating shaft 11 are respectively connected with the two fixed plates 13 in a rotating manner through bearings, the rotating shaft 11 rotates relative to the bogie 4 through the arrangement of the fixed plate 13, the first adjusting screw 14 penetrates through the bogie 4 and is in threaded connection with the bogie 4, one end of the first adjusting screw 14 is provided with a rocker, the fixed plate 13 is connected with one end of the first adjusting screw 14 in a rotating manner through bearings, and the structure can drive the fixed plate 13 to slide along the bogie 4 by rotating the first adjusting screw 14 through the rocker, therefore, the rotating shaft 11 moves towards the direction close to or far away from the other rotating shaft 11, the distance between the two rotating shafts 11 is changed, the clamping force of the two rotating shafts 11 on the cable is changed, enough traction force is kept to be provided for the cable, tight fit with the cable can be achieved by adjusting the clamping degree when the cables with different sizes are pulled, the stability of the traction force is guaranteed, and the problem that the traction force is insufficient due to slipping of the cables is solved.

Preferably, a pivot 11 on the bogie 4 is connected with traction motor 12, set up the tight adjustment structure of clamp in another pivot 11, pivot 11 and bogie 4 that traction motor 12 is located are relatively fixed's structure, can avoid the pivot 11 problem that the device structure is unstable that leads to together with traction motor 12's motion, do not set up traction motor 12 on another pivot 11 simultaneously and make the pivot 11 of here be driven structure, it is just more convenient just to move, set up the tight adjustment structure of clamp in pivot 11 here, can realize the change of distance between two pivots 11 under the prerequisite of guaranteeing device overall structure stability, realize the adjustment of the tight of clamp, the practicality of using is stronger.

Preferably, be equipped with two clamping roller 15 on the pivot 11, clamping roller 15 contacts with the surface of cable, and two clamping roller 15 are located the upper and lower both sides of cable respectively, clamping roller 15 uses the preparation of rubber material, avoid causing the fish tail to the cable when with the cable surface contact, clamping roller 15 directly contacts with the curved surface of cable, two upper and lower clamping roller 15 are located the last unloading both sides of cable axial lead respectively, can fix with the better realization of cable when pressing from both sides tightly the cable, can prevent the cable along the axial direction's of pivot 11 removal, can make the position of cable laying in-process more convenient control.

Preferably, clamping roller 15 cover is established on pivot 11 and rather than sliding connection, makes the distance between two clamping roller 15 can adjust, be equipped with through-hole 16 on the pivot 11, through-hole 16 runs through pivot 11, there is carriage 17 along vertical sliding connection in the through-hole 16, carriage 17 passes through bolt fixed connection with clamping roller 15, and such setting can utilize the slip of carriage 17 in through-hole 16 to realize the regulation of clamping roller 15 position, and the distance that makes between two clamping roller 15 matches with not unidimensional cable after changing, makes clamping roller 15 adjust with the contact position of cable, guarantees to keep the best fixed effect to the cable, further promotes traction's stability.

Preferably, the sliding frame 17 includes a cross rod 18 and a vertical rod 19, the vertical rods 19 are symmetrically welded or bolted to two ends of the cross rod 18, the cross rod 18 is slidably connected with a through hole 16, the cross rod 18 specifically penetrates through the through hole 16 and is slidably connected with the through hole, and the vertical rods 19 are fixedly connected with two sides of the clamping roller 15 through bolts.

Preferably, the through hole 16 is rotatably connected with a second adjusting screw 20, two ends of the second adjusting screw 20 are rotatably connected with the upper end and the lower end of the through hole 16 through bearings, the second adjusting screw 20 penetrates through the cross rod 18 and is in threaded connection with the cross rod, a fixing nut is arranged on the second adjusting screw 20, when the adjusting device is used, a wrench is used for rotating the fixing nut to drive the second adjusting screw 20 to rotate, the height of the cross rod 18 is adjusted, the adjusting structure is simpler and more convenient to adjust, the vertical rod 19 is rotatably connected with a limiting wheel 21, the limiting wheel 21 is in contact with the surface of a cable, the size of the limiting wheel 21 is smaller than that of the clamping roller 15, the clamping roller 15 is used for being in contact with the position of the cable connecting end, the positions of the upper side and the lower side of the cable when the cable rotates are limited, the cable is positioned between the two clamping rollers 15, and the slipping of the clamping roller 15 in the cable rotating process is avoided, further improving the stability of the cable when laying.

Preferably, a plurality of supporting legs 22 are symmetrically welded or integrally formed at the bottom of the base 1 and used for supporting the base 1, a plurality of supports 23 are symmetrically and rotatably connected to the bottom of the base 1 through pin shafts, traveling wheels 24 are arranged at the bottoms of the supports 23, universal wheels in the existing structure are preferably used, the supports 23 are higher than the supporting legs 22, a plurality of telescopic rods 25 are rotatably connected to the bottom of the base 1 through pin shafts, the movable ends of the telescopic rods 25 are rotatably connected with the supports 23 through pin shafts, the telescopic rods 25 are contracted to drive the supports 23 to rotate when the device is pulled, the traveling wheels 24 at the bottoms of the supports 23 rotate to the bottom of the base 1 through rolling relative to the ground, the supporting legs 22 are used for supporting the base 1, the device is not moved as a whole, and the position stability of the device is ensured when the cable is pulled, for the cable provides stable traction force, and when needing to remove this device, utilize telescopic link 25 extension, drive support 23 and rotate, utilize the roll of walking wheel 24 and ground to make support 23 rotate vertical direction, utilize its highly being higher than landing leg 22 to realize the support to base 1, make the device can utilize walking wheel 24 to remove, and it is all more convenient with fixed to the removal of device that in-service use gets up.

The working principle is as follows: the structure of the invention is provided with a base 1, a fixed frame 2 and a bogie 4 are arranged on the base 1, a steering wheel 3 is arranged on the fixed frame 2, a cable passes through the steering wheel 3 to realize steering operation at a corner, the cable enters from the bogie 4 at one side and penetrates out from the bogie 4 at the other side after being steered by the steering wheel 3, the fixed frame 2 is rotationally connected with two rotating shafts 11, the cable passes through the position between the two rotating shafts 11, the rotating shafts 11 are driven to rotate by a traction power device, and the rotation of the rotating shafts 11 drives the traction of the cable in contact with the rotating shafts 11, so that sufficient traction force can be provided while steering is ensured; the base 1 is provided with a chute 8, a driving block 9 is arranged in the chute 8 in a sliding manner, a fixed shaft 10 is arranged on the driving block 9, the rotating frames 4 on two sides are respectively provided with a connecting plate 5, the sliding blocks 7 are connected in a sliding hole 6 of the connecting plate 5 in a sliding manner, and the two sliding blocks 7 are respectively connected with the fixed shaft 10 in a rotating manner, so that the sliding blocks 7 can be driven to move by controlling the sliding of the driving block 9, the connecting plate 5 and the steering frames 4 which are connected with the sliding blocks 7 in a sliding manner can rotate, the relative rotation of the steering frames 4 on two sides and the fixed frame 2 can be realized simultaneously, the steering angle can be adjusted, when the steering included angles of different laying paths are used, the cable can be rotated by a specified included angle, the perfect matching with the laying paths can be realized, the laying of the cable is more labor-saving, the laying efficiency of the paths with corners is greatly improved, and the cable is suitable for the use of laying paths of different terrains, has good laying effect in actual use.

Claims

1. The utility model provides a corner draw gear for cable laying, includes base (1), be equipped with mount (2) on base (1), it is connected with directive wheel (3) to rotate on mount (2), the both sides of mount (2) are all rotated and are connected with bogie (4), be equipped with cable clamping device on bogie (4), be equipped with the adjusting device of angle between adjustment mount (2) and bogie (4) on base (1), its characterized in that: adjusting device includes connecting plate (5), slide opening (6), slider (7), spout (8), drive block (9), fixed axle (10), connecting plate (5) and bogie (4) fixed connection, slide opening (6) set up on connecting plate (5), slider (7) sliding connection is in slide opening (6), spout (8) are seted up on base (1), drive block (9) sliding connection is in spout (8), fixed axle (10) and drive block (9) fixed connection, two sliders (7) all rotate with fixed axle (10) and are connected, cable clamping device is including setting up pivot (11) in the cable both sides, pivot (11) rotate with bogie (4) and are connected, are equipped with the traction power device that cooperation pivot (11) used on at least one bogie (4).

2. The corner traction device for cable laying according to claim 1, wherein: the traction power device comprises a traction motor (12), the traction motor (12) is fixed on the bogie (4), and an output shaft of the traction motor (12) is fixedly connected with the rotating shaft (11).

3. The corner traction device for cable laying according to claim 2, wherein: the bogie is characterized in that at least one rotating shaft (11) on the bogie (4) is provided with a clamping degree adjusting structure, the clamping degree adjusting structure comprises a fixing plate (13) and a first adjusting screw rod (14), the fixing plate (13) is connected to the upper end and the lower end of the bogie (4) in a sliding mode respectively, the two ends of the rotating shaft (11) are connected with the two fixing plates (13) in a rotating mode respectively, the first adjusting screw rod (14) penetrates through the bogie (4) and is connected with the bogie in a threaded mode, and the fixing plates (13) are connected with one end of the first adjusting screw rod (14) in a rotating mode.

4. The corner traction device for cable laying according to claim 3, wherein: one rotating shaft (11) on the bogie (4) is connected with a traction motor (12), and the other rotating shaft (11) is provided with a clamping degree adjusting structure.

5. The corner traction device for cable laying according to claim 1, wherein: two clamping rollers (15) are arranged on the rotating shaft (11), the clamping rollers (15) are in contact with the surface of the cable, and the two clamping rollers (15) are respectively located on the upper side and the lower side of the cable.

6. The corner traction device for cable laying according to claim 5, wherein: clamping roller (15) cover is established on pivot (11) and rather than sliding connection, be equipped with through-hole (16) on pivot (11), there is carriage (17) along vertical sliding connection in through-hole (16), carriage (17) and clamping roller (15) fixed connection.

7. The corner traction device for cable laying according to claim 6, wherein: the sliding frame (17) comprises a cross rod (18) and a vertical rod (19), the vertical rod (19) is symmetrically fixed at two ends of the cross rod (18), the cross rod (18) is in sliding connection with a through hole (16), and the vertical rod (19) is fixedly connected with a clamping roller (15).

8. The corner traction device for cable laying according to claim 7, wherein: the through-hole (16) internal rotation is connected with second adjusting screw (20), second adjusting screw (20) run through horizontal pole (18) and rather than threaded connection, rotate on montant (19) and be connected with spacing round (21), spacing round (21) contact with the surface of cable.

9. The corner traction device for cable laying according to claim 1, wherein: the bottom symmetry of base (1) is equipped with a plurality of landing legs (22), the rotation of the bottom symmetry of base (1) is connected with a plurality of supports (23), the bottom of support (23) is equipped with walking wheel (24), highly being higher than landing leg (22) of support (23), the bottom of base (1) is rotated and is connected with a plurality of telescopic links (25), the expansion end and the support (23) of telescopic link (25) are rotated and are connected.