CN213387126U - Bidirectional cable laying operation vehicle for high-speed rail - Google Patents

Abstract

The utility model relates to a high-speed railway two-way cable laying work vehicle, which comprises a chassis assembly, wherein the chassis assembly comprises a frame, and the middle part of the frame is fixedly connected with an unreeling device for unreeling a cable; four groups of walking trolleys used for driving the frame to walk are installed at the bottom of the frame, each group of walking trolleys comprises a trolley frame and walking wheels, wherein the two groups of walking trolleys are installed at one end of the bottom of the frame and marked as driving walking trolleys, the walking wheels on the driving walking trolleys are all connected with driving assemblies used for driving the walking wheels, the other two groups of walking trolleys are marked as driven walking trolleys, and the driven walking trolleys are installed at the other end of the bottom of the frame. The utility model discloses reduce the cost of labor, reduced workman's the amount of labour, shortened the time limit for a project, improved work efficiency to be convenient for turn to in a flexible way, be difficult for derailing according to the setting of railway track board, the in-process that unreels has reduced the friction between cable and the frame and has played the guide effect to the cable, has guaranteed the quality of cable.

Description

Bidirectional cable laying operation vehicle for high-speed rail

Technical Field

The utility model relates to a high-speed railway technical field, concretely relates to two-way cable laying work car of high-speed railway.

Background

At present, two cable laying methods are mainly used in the high-speed rail construction process, the first method is to use a pickup truck when no steel rail is laid, a powerless rotary table frame capable of rotating circumferentially is horizontally placed on a truck hopper, a cable drum is vertically placed on the rotary table, at least 30 workers are needed to complete the cable laying work of a 1000-meter road section in about 2 days when paying off, and the pickup truck is easy to touch rail substrates on two sides when walking, so that the rail substrates or other equipment are easy to be damaged; the second type is that when the steel rail is paved, a simple unpowered rail plate trailer is utilized, a simple pay-off support is placed on the plate trailer, the rail plate trailer is pushed to walk by people and manually rotates a cable coil to carry out pay-off operation during the pay-off operation, a plurality of 30-40 workers also need to be configured, and the pay-off speed is very low. Generally speaking, the two common methods have the disadvantages of more workers, higher labor intensity of the workers, slow paying-off speed, serious cable surface strain during pulling and difficulty in meeting the requirement of the current rapid construction period of the high-speed railway.

SUMMERY OF THE UTILITY MODEL

The utility model provides a two-way cable laying operation car of high-speed railway to solve the problem that required workman is in large quantity, intensity of labour is big, inefficiency when will carrying out both sides cable laying in present high-speed railway construction process.

The utility model adopts the technical proposal that: a high-speed rail bidirectional cable laying work vehicle runs on a railway track plate and comprises a vehicle frame, wherein the middle part of the vehicle frame is fixedly connected with an unwinding device for unwinding a cable; four groups of walking trolleys used for driving the frame to walk are mounted at four corners of the bottom of the frame, each group of walking trolleys comprises a trolley frame and walking wheels, two groups of walking trolleys are mounted at one end of the bottom of the frame and are marked as driving walking trolleys, the walking wheels on the driving walking trolleys are connected with driving assemblies used for driving the walking wheels, the other two groups of walking trolleys are marked as driven walking trolleys, and the driven walking trolleys are mounted at the other end of the bottom of the frame; the top of the trolley frame is fixedly connected with a vertically arranged rotating shaft, a vertically arranged hole is formed in the trolley frame, a vertically arranged bearing seat is installed in the hole, the bearing seat is fixedly connected to the trolley frame, the end of the rotating shaft penetrates through the bearing seat and extends out of the bearing seat, at least one bearing is installed in the bearing seat, and the rotating shaft is rotatably connected with the bearing seat through the bearing.

Preferably, the number of the bearings is two, the two bearings are arranged at intervals along the length direction of the bearing seat, the top end of the rotating shaft is fixedly connected with a horizontally arranged locking nut, the bottom of the locking nut is in abutting connection with the top of the upper side bearing, and the diameter of the locking nut is larger than the inner diameter of the bearing; the lower part of the rotating shaft is provided with a boss, the top of the boss is in abutting connection with the bottom of the bearing on the lower side, the top end of the bearing seat is clamped with a blank cap, the rotating shaft is sleeved with a through cap, and the through cap is clamped at the bottom end of the bearing seat; a plurality of annular grooves are formed in the inner side wall, close to the rotary shaft, of the through cover along the circumferential direction of the through cover, sealing rings are installed in the annular grooves, and the sealing rings and the annular grooves are filled in an interference mode.

Preferably, the operation vehicle further comprises a guide device arranged corresponding to the walking trolley, the guide device comprises a guide rod, two ends of the guide rod are fixedly connected with vertically arranged connecting frames, the connecting frames are fixedly connected to the trolley frame, the guide rod is arranged in parallel to the length direction of the railway track plate and is arranged at intervals with the side wall of the railway track plate, and one side of the guide rod, close to the railway track plate, is fixedly connected with at least one guide wheel set; every direction wheelset all includes the deflector that two intervals set up, and the leading wheel fixed pin axle of the vertical setting of fixedly connected with between two deflectors rotates on the leading wheel fixed pin axle and is connected with the leading wheel, and the lateral wall of leading wheel is connected with the lateral wall contact of railway track board.

Preferably, the driving walking trolley comprises a transmission shaft which is horizontally arranged, one end of the transmission shaft penetrates through the center of the walking wheel and is in rotating connection with the walking wheel, the other end of the transmission shaft is in driving connection with the driving assembly, the transmission shafts on the two sides of the walking wheel are both in rotating connection with wheel bearings, the wheel bearings are installed in wheel bearing seats, and the wheel bearing seats are fixedly connected to the trolley frame; one end part of one of the transmission shafts, which is far away from the driving assembly, is fixedly connected with a walking encoder; the outer end part of each group of the trolley frames is fixedly connected with a buffer device, the buffer device comprises a buffer rod, the buffer rod is horizontally arranged and fixedly connected to the trolley frames, and the end part of the buffer rod extends to the outer parts of the two ends of the trolley frames and is fixedly connected with an elastic buffer block; the middle part of the frame is provided with a sinking part which sinks downwards, the bottom of the sinking part is arranged at intervals with the railway track plate, and two ends of the frame are respectively provided with at least one lighting headlamp; the traveling wheel comprises a traveling steel ring, the outer side wall of the traveling steel ring is fixedly connected with an annular rubber cover tire, and the rubber cover tire is made of rubber; the guide wheel comprises a guide steel ring, the outer side wall of the guide steel ring is fixedly connected with an annular polyurethane cover tire, and the polyurethane cover tire is made of polyurethane; the top fixedly connected with generating set of frame one end, the top fixedly connected with electrical system of the frame other end, electrical system includes automatically controlled cabinet assembly and operation panel assembly.

Preferably, unwinding device is including unreeling drive assembly, cable dish fixed bolster assembly and cable drum, it includes the drive support to unreel drive assembly, drive support fixed connection is on the top at frame middle part, cable dish fixed bolster assembly includes the support that two intervals set up, the equal fixed connection of two supports is on the top at frame middle part, one of them support is located the support outside with drive support fixed connection and drive support, the top fixed connection of drive support unreels the speed reducer, the output shaft that unreels the speed reducer is connected with the rotation axis through the shaft coupling transmission, the rotation axis can be dismantled with the shaft coupling and be connected, the both ends of rotation axis rotate with two supports respectively and the rotation axis can be dismantled with two supports and be connected, the cable drum cover is established on the rotation axis between two.

Preferably, one end of the rotating shaft, which is far away from the driving support, is in threaded connection with a compression nut, and one end of the compression nut, which is close to the cable coil, is in a conical arrangement; the end, close to the driving support, of the rotating shaft is sleeved with a shaft sleeve, the shaft sleeve is fixedly connected to the rotating shaft, one end, close to the cable coil, of the shaft sleeve is fixedly connected with a conical jacking block, the shaft sleeve is fixedly connected with at least two support arms along the circumferential direction of the shaft sleeve, one side, far away from the driving support, of each support arm is fixedly connected with a universal footing assembly, each universal footing assembly comprises a connecting rod, the connecting rods are fixedly connected to the support arms and are perpendicular to the support arms, one end, far away from the support arms, of each connecting rod is in threaded connection with a flexible; the side wall of the compression nut is fixedly connected with a rotating handle, two adjacent support arms are fixedly connected through an arc-shaped rod, and one side of each support arm close to the driving support is also fixedly connected with a reinforcing rod arranged in parallel with the support arm.

Preferably, the top of the bracket is fixedly connected with a bearing frame, the middle part of the bearing frame is provided with an arc-shaped groove in an arc shape, the bearing frame is rotatably connected with a rotating bearing through a shaft, and the rotating shaft is positioned in the arc-shaped groove and is in abutting connection with the side wall of the rotating bearing; the equal fixedly connected with stand of a vertical setting in support top of bearing frame both sides, can dismantle fixedly connected with arc clamp plate through the bolt on the stand, the bottom of arc clamp plate is provided with the arc portion with rotation axis matched with.

Preferably, the unwinding device further comprises a guide roller device and a cable conveyor, the guide roller device comprises two guide roller fixing supports which are arranged at intervals, the guide roller fixing supports are fixedly connected to one side of the top of the frame and located on the outer sides of two ends of the cable coil, the top of each guide roller fixing support is fixedly connected with arc-shaped plates which are matched with the cable coil and are arranged at intervals, a horizontally arranged connecting rod is fixedly connected between the two guide roller fixing supports, and guide rollers are rotatably connected to the connecting rod; the cable conveyer includes the chain conveyer belt that two groups intervals set up, and every group chain conveyer belt all includes the chain that two intervals set up, a plurality of elastic blocks of fixedly connected with on the lateral wall of two chains, and one side fixedly connected with anti-skidding granule of chain is kept away from to the elastic block.

Preferably, the cable conveyer also comprises a cable guiding device, the cable guiding device is positioned at one side of the sinking part far away from the guide roller device, the cable guiding device comprises two mounting columns which are arranged at intervals, the mounting columns are fixedly connected at the mounting groove, the tops of the mounting columns are both provided with a slide hole, the inner side surfaces of the two mounting columns are both provided with a long hole which is arranged along the length direction of the mounting columns, the slide hole is internally and slidably connected with a vertically arranged slide rod, a horizontally arranged upper cross rod is fixedly connected between the tops of the two slide rods, a horizontally arranged lower cross rod is also arranged below the upper cross rod, two ends of the lower cross rod respectively pass through the long hole and are fixedly connected with the bottoms of the two slide rods, the upper cross rod is rotatably connected with an upper cable guiding roller, the lower cross rod is rotatably connected with a lower cable guiding roller, the upper parts of the outer side walls of the, the adjusting bolt is positioned above the long hole.

Preferably, the cable conveyer further comprises a cable guiding device, the cable guiding device is positioned on one side of the cable guiding device away from the chain conveyor belt and is arranged at an interval with the cable guiding device, the cable guiding device comprises two groups of guiding frames arranged at an interval, each group of guiding frames comprises an upper guiding frame and a lower guiding frame, one end of the lower guiding frame is fixedly connected to the top surface of the sinking part, the other end of the lower guiding frame extends to the outer side of the sinking part, a plurality of connecting columns which are arranged at intervals and vertically are fixedly connected between the lower guiding frame and the upper guiding frame, two horizontal guiding rollers which are arranged horizontally are rotatably connected between the connecting columns of the two groups of guiding frames through a horizontal rotating shaft, the two horizontal guiding rollers are arranged at intervals from top to bottom, two vertical guiding rollers which are arranged vertically are also arranged on one side of the horizontal guiding rollers away from the cable guiding device, the two vertical guiding rollers are arranged at intervals and are both rotatably connected to the vertical, the two ends of the vertical rotating shaft are fixedly connected with horizontally arranged guide connecting rods, and the two ends of each guide connecting rod are respectively and fixedly connected to the guide frames positioned on the two sides of the guide connecting rod; the end, far away from the cable guiding device, of the upper guiding frame and the end, far away from the cable guiding device, of the lower guiding frame are inclined outwards, and the end parts of the upper guiding frame and the lower guiding frame are rotatably connected with vertically arranged end part guiding rollers through end part rotating shafts.

Compared with the prior art, the utility model has the following advantage: compare with traditional artifical unwrapping wire, this cable laying operation car has a great deal of advantage, and 3 people of cable laying operation car just can accomplish the cable laying work in 1000 meters highway sections in 1 hour, consequently, compare in artifical unwrapping wire, a large amount of labours have not only been practiced thrift to the cable laying operation car, have reduced the cost of labor, have still greatly shortened the engineering time, have improved work efficiency. In addition, the cable laying operation vehicle also solves the problems that the cable is difficult to pay off in the process of up-down slope and the friction damage to the surface of the cable in the process of cable pulling in the manual cable laying process, reduces the potential safety hazard and ensures the safety of construction. When the railway track slab is bent or steered, the rotating shaft arranged between the trolley frame and the trolley frame enables the cable laying operation trolley to flexibly turn, so that the application range of the operation trolley is improved; when the railway track plate is bent, the direction of the guide wheels can be freely adjusted according to the bending of the railway track plate through the arrangement of the guide device, so that the condition that the operation vehicle is derailed in the operation process is avoided, and the operation safety and stability are improved; the compression nuts, the universal footing assemblies and the jacking blocks arranged on the two sides of the cable drum ensure that the cable drum rotates along with the rotating shaft, the cable is ensured to be discharged from the cable drum, the bending radius of the cable is increased by the guide roller device, the cable is prevented from being damaged in the unwinding process, and the quality of the cable is ensured; the cable conveyor is arranged to guide the cable, and meanwhile, the cable is prevented from being rubbed by the sinking part, so that the quality of the cable is further ensured. Overall, the utility model discloses reduce the cost of labor, reduced workman's the amount of labour, shortened the time limit for a project, improved work efficiency to be convenient for turn to in a flexible way, be difficult for derailing according to the setting of railway track board, the in-process that unreels has reduced the friction between cable and the frame and has played the guide effect to the cable, has guaranteed the quality of cable.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a schematic view of the connection between the frame and the traveling carriage of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a left side view of FIG. 3;

FIG. 6 is a schematic structural view of the bogie frame;

fig. 7 is a schematic structural view of the guiding device of the present invention;

FIG. 8 is an enlarged view at B of FIG. 1;

fig. 9 is a schematic view of the connection relationship between the rotating shaft and the bracket according to the present invention;

fig. 10 is a schematic view of a connection relationship between the unwinding device and the cable drum of the present invention;

fig. 11 is a schematic structural diagram of the cable conveyor according to the present invention.

Detailed Description

For a better illustration of the invention, it will now be further described with reference to examples.

A high-speed railway two-way cable laying work vehicle is shown in figures 1, 2 and 3, the work vehicle runs on a railway track plate 13 and comprises a chassis 10, the chassis 10 comprises a frame 11, an unreeling device 3 for unreeling a cable is fixedly connected to the middle of the frame 11, optionally, in order to reduce the height of the chassis, a sunken part 1102 which is sunken downwards is arranged in the middle of the frame 11, the bottom of the sunken part 1102 is arranged at a distance from the railway track plate 13, and the gravity center height of the frame 11 is reduced so as to improve the stability during walking. Four sets of walking platform trucks 4 that are used for driving frame 11 walking are installed to the bottom of frame 11, walking platform truck 4 is located the bottom in the high platform department four corners in frame 11 both ends, every group walking platform truck 4 all includes platform truck 401 and walking wheel 402, the edge of walking wheel 402 walking in railway track board 13 both sides, mounting hole 421 has been seted up for cavity setting and its bottom to platform truck 401, wherein the one end in frame 11 bottom is installed to two sets of walking platform trucks 4, these two sets of walking platform trucks 4 are marked as initiative walking platform truck 403, other two sets of walking platform trucks 4 are marked as driven walking platform truck 404, the other end in frame 11 bottom is installed to driven walking platform truck 404.

As shown in fig. 6 and fig. 1, 3, and 5, the bogie frame 401 includes a top wall and four side walls, wherein the bottom of two side walls is fixedly connected with a V-shaped mounting plate 418 arranged in an inverted V shape, the two sides of the top of the V-shaped mounting plate 418 are fixedly connected with a reinforcing plate 422, and the side walls of the reinforcing plate 422 are fixedly connected to the side walls of the bogie frame 401. The bottom of the V-shaped mounting plate 418 is fixedly connected with a V-shaped member 419 arranged in an inverted V shape, the bottom of the V-shaped member 419 is fixedly connected with a wheel bearing seat 420, the driving walking trolley 403 comprises a transmission shaft 405 arranged horizontally, one end of the transmission shaft 405 penetrates through the center of the walking wheel 402 and is rotatably connected with the walking wheel 402 through a bearing, the other end of the transmission shaft 405 is rotatably connected with a driving assembly 406, the transmission shafts 405 on two sides of the walking wheel 402 are rotatably connected with wheel bearings, the wheel bearings are arranged in the wheel bearing seats 420, the driving assembly 406 drives the transmission shaft 405 to rotate, the transmission shaft 405 drives the walking wheel 402 on the driving walking trolley 403 to rotate, thereby driving the walking wheel 402 on the driven walking trolley 404 to rotate, further enabling the walking trolley 4 to move forwards along the railway plate 13, the arrangement of the V-shaped mounting plate 418 and the V-shaped member 419 enables the height of the wheel bearing seats, the stability of the traveling trolley 4 is prevented from being influenced by the interference of the rail track plate 13 and the bulge. Optionally, a walking encoder 407 is fixedly connected to an end portion of one of the transmission shafts 405 installed on the active walking trolley 403, which is far away from the driving assembly 406 (the walking encoder 407 is prior art and is not described here again), and the number of turns of the walking wheel 402 is detected by the walking encoder 407, so as to calculate the walking speed of the frame 11.

As shown in fig. 3 and 4, a vertically arranged rotating shaft 408 is fixedly connected to the top of the bogie frame 401, a vertically arranged opening is formed in the frame 11, a vertically arranged bearing seat 409 is installed in the opening, the bearing seat 409 is fixedly connected to the frame 11, the end of the rotating shaft 408 penetrates through the bearing seat 409 and extends out of the bearing seat 409, at least one bearing 410 is installed in the bearing seat 409, in the embodiment, the number of the bearings 410 is two, the two bearings 410 are arranged at intervals along the length direction of the bearing seat 409, the rotating shaft 408 is rotatably connected with the bearing seat 409 through the bearing 410, a horizontally arranged locking nut 411 is fixedly connected to the top end of the rotating shaft 408, the bottom of the locking nut 411 is in interference connection with the top of the upper bearing 410, and the diameter of the locking nut 411 is larger than the inner diameter of the bearing 410, so that; in order to limit the upward movement of the rotating shaft 408, a boss 412 is formed at the lower part of the rotating shaft 408, the top of the boss 412 is connected with the bottom of the bearing 410 on the lower side in an abutting mode, the vertical displacement of the rotating shaft 408 is limited through the arrangement of the lock nut 411 and the boss 412, the stability of the working vehicle is guaranteed, the working vehicle can flexibly turn when the railway track plate 13 is bent or steered through the arrangement of the rotating shaft 408, the bearing seat 409 and the bearing 410, and the application range of the working vehicle is widened.

Further, as shown in fig. 4, a blank cap 413 is fastened to the top end of the bearing seat 409, the top of the rotating shaft 408 is located below the blank cap 413 and spaced from the blank cap 413, a through cap 414 is sleeved on the rotating shaft 408, and the through cap 414 is fastened to the bottom end of the bearing seat 409. Through the arrangement of the blank cap 413 and the through cap 414, a closed space is formed between the blank cap 413 and the through cap 414 and a ring of the bearing 410, so that dust, impurities and the like are prevented from entering the bearing seat 409 to influence the service life of the bearing 410. A plurality of annular grooves are formed in the inner side wall of the through cover 414 close to the rotating shaft 408 along the circumferential direction, sealing rings 415 are installed in the annular grooves, and the sealing rings 415 are filled in the annular grooves in an interference manner so as to ensure the sealing performance and the dust resistance between the through cover 414 and the rotating shaft 408, and optionally, the sealing rings 415 are wool felt sealing rings.

As shown in fig. 1 and 7, the working vehicle further includes a guiding device 5 corresponding to the traveling trolley 4, each group of traveling trolley 4 is provided with one guiding device 5, each guiding device 5 includes a guiding rod 501, connecting frames 502 vertically arranged at two ends of each guiding rod 501 are fixedly connected with each other, top portions of the connecting frames 502 are fixedly connected to upper portions of side walls of the trolley frames 401, the length direction of each guiding rod 501 is parallel to the length direction of the railway track slab 13, the guiding rods 501 and the side walls of the railway track slab 13 are arranged at intervals, at least one guiding wheel set is fixedly connected to one side of each guiding rod 501 close to the railway track slab 13, and the number of the guiding wheel sets is three in the embodiment. Every direction wheelset all includes the deflector 503 that two intervals set up, and the connecting wire of two deflectors 503 sets up with guide bar 501 length direction looks vertically, and the vertical leading wheel fixation pin axle 504 that sets up of fixedly connected with between two deflectors 503 rotates on the leading wheel fixation pin axle 504 and is connected with leading wheel 505, and the lateral wall of leading wheel 505 extends to the outside and is connected with the lateral wall contact of railway track board 13 of deflector 503. Through the arrangement of the guiding device 5, when the railway track plate 13 is bent, the guiding wheels 505 are clamped on the two side walls of the railway track plate 13, so that the directions of the guiding wheels 505 can be freely adjusted according to the bending of the railway track plate 13, the derailment of the working vehicle in the working process is avoided, and the safety and the stability of the working are improved.

In order to further ensure the safety of the working vehicle during operation and ensure the safety and operability of cabling at night, as shown in fig. 1, at least one lighting headlight 1101 is installed at each end of the vehicle frame 11, and in this embodiment, four lighting headlights 1101 are provided, and are respectively located at four corners at each end of the vehicle frame 11.

Further, as shown in fig. 1, a buffer device is fixedly connected to an outer end of each set of the bogie frame 401, the buffer device includes a buffer rod 416, the buffer rod 416 is horizontally disposed and fixedly connected to the bogie frame 401, an axis of the buffer rod 416 along the length direction is parallel to an axis of the bogie frame 11 along the length direction, ends of the buffer rod 416 extend to the outer portions of two ends of the bogie frame 11, and one end of the buffer rod 416 far away from the bogie frame 401 is fixedly connected to an elastic buffer block 417. When two operation cars are close to each other, the arrangement of the buffer device can avoid the equipment damage caused by the collision between the two operation cars, and the buffer effect is achieved.

The traveling wheel 402 comprises a traveling steel ring, an annular rubber cover tire is fixedly connected to the outer side wall of the traveling steel ring, the rubber cover tire is made of rubber, and the traveling steel ring is manufactured in a casting mode. Through the arrangement of the rubber outer tire, the friction force between the traveling wheels 402 and the railway track plate 13 is increased, the running safety of the operation vehicle is improved, and meanwhile, the abrasion of the traveling wheels 402 on the railway track plate 13 is reduced. Leading wheel 505 includes the direction steel ring, and the direction steel ring is for making through the casting mode, fixedly connected with annular polyurethane cover tire on the lateral wall of direction steel ring, and the material of polyurethane cover tire is polyurethane. The arrangement of the polyurethane outer tire increases the friction force between the guide wheel 505 and the side wall of the railway track plate 13, improves the stability of the guide device 5, and simultaneously reduces the abrasion of the guide wheel 505 on the railway track plate 13.

As shown in fig. 1, the unwinding device 3 is fixedly connected to the top of the sinking portion 1102, the unwinding device 3 includes an unwinding driving assembly 7, a cable reel fixing support assembly 8 and a cable reel 12, the unwinding driving assembly 7 includes a driving support 701, the driving support 701 is fixedly connected to the top end of the middle portion of the frame 11, i.e. the top end of the sinking portion 1102, as shown in fig. 1, 8 and 10, the cable reel fixing support assembly 8 includes two supports 801 arranged at intervals, both the supports 801 are fixedly connected to the top end of the middle portion of the frame 11, one of the supports 801 is fixedly connected to the driving support 701, the driving support 701 is located outside the support 801, the top end of the driving support 701 is fixedly connected to an unwinding driving device 702, the unwinding driving device includes an unwinding motor, the unwinding motor is in transmission connection with an unwinding, the unwinding motor is further electrically connected to an unwinding brake, an output shaft of the unwinding speed, the rotating shaft 802 is detachably connected with the coupler, two ends of the rotating shaft 802 are respectively rotatably connected with the two supports 801, the rotating shaft 802 is detachably connected with the two supports 801, and the cable coil 12 is sleeved on the rotating shaft 802 between the two supports 801. One end threaded connection that the rotation axis 802 kept away from drive support 701 has gland nut 803, gland nut 803 is located the rotation axis 802 between support 801 and the cable drum 12 of keeping away from drive support 701 one side, the one end that gland nut 803 is close to cable drum 12 is the toper setting, the external diameter of gland nut 803 toper end portion is less than the internal diameter of cable drum 12 centre bore, make its tip inject in the centre bore, and the middle part of gland nut 803 outer wall is contradicted with the centre bore of cable drum 12 and is connected, thereby prescribe a limit to the position of cable drum 12, and gland nut 803 toper sets up makes its centre bore that is adapted to multiple internal diameter, the accommodation that has improved this unwinding device 3. The sleeve 804 is sleeved on one end of the rotating shaft 802 close to the driving support 701, the sleeve 804 is fixedly connected to the rotating shaft 802, the tightening block 805 which is arranged close to one end of the cable drum 12 and is in a conical shape is fixedly connected to the sleeve 804, the outer wall of the middle of the tightening block 805 is abutted to the central hole of the cable drum 12 and is connected with the central hole of the cable drum 12, the tightening block 805 tightens one end of the cable drum 12 close to the driving support 701, and therefore the position of the cable drum 12 is limited through the tightening block 805 and the compression nut 803. At least two support arms 806 are fixedly connected to the sleeve 804 along the circumference, in this embodiment, the number of the support arms 806 is four, two adjacent support arms 806 are fixedly connected to each other through an arc-shaped rod 807, and a reinforcing rod 808 arranged in parallel with the support arms 806 is further fixedly connected to one side of each support arm 806 close to the driving support 701. The supporting arm 806 is far away from the equal fixedly connected with universal footing assembly in one side of driving support 701, and universal footing assembly includes connecting rod 809, and connecting rod 809 fixed connection just is mutually perpendicular with supporting arm 806 at the tip of supporting arm 806, and the one end threaded connection that supporting arm 806 was kept away from to connecting rod 809 has flexible pressure disk 810, and the tip of flexible pressure disk 810 is contradicted with the tip of cable spool 12 and is connected. Through setting up universal footing assembly, further compress tightly cable drum 12, the rotatory arm of force of increase, universal footing assembly bottom threaded connection's flexible pressure disk 810 is convenient for adjust the position of flexible pressure disk 810 according to the cable drum 12 of difference, makes its tip that can conflict cable drum 12 all the time.

Further, as shown in fig. 9, top fixedly connected with bearing bracket 811 of support 801, bearing bracket 811 includes bearing plate 812 that two intervals set up, arc 813 that the arc set up is all seted up at the middle part of bearing plate 812, arc 813 is located the middle part of bearing plate 812, two axles of fixedly connected with between two bearing plates 812, two axles are located the both sides of arc 813 respectively, two epaxial rotations all are connected with swivel bearing 814, swivel bearing 814's lateral wall extends to outside the arc 813, swivel shaft 802 is located arc 813 and contradicts with swivel bearing 814's lateral wall and is connected. Through the arrangement of the rotating bearing 814 and the arc-shaped groove 813, the rotating connection between the rotating shaft 802 and the bearing bracket 811 is realized, and the friction between the rotating shaft 802 and the bearing bracket 811 is reduced. The two sides of the top of the bracket 801 are fixedly connected with a vertical upright post 815 respectively, the upright posts 815 are located on two sides of the bearing frame 811, the upright posts 815 are detachably and fixedly connected with arc-shaped pressing plates 816 through bolts, the bottom of the arc-shaped pressing plates 816 is provided with arc-shaped portions 817 matched with the rotating shaft 802, the arc-shaped pressing plates 816 are located above the rotating shaft 802, and the arc-shaped portions 817 and the arc-shaped grooves 813 jointly form a channel of the rotating shaft 802. Through the setting of arc clamp plate 816, avoided the skew to appear in the use rotatory axle 802 and the condition that breaks away from arc groove 813, and the detachable setting between arc clamp plate 816 and stand 815, the dismantlement of cable spool 12 of being convenient for.

Furthermore, a rotating handle is fixedly connected to the side wall of the compression nut 803, so that the operation of a worker is facilitated.

As shown in fig. 1 and fig. 2, the unwinding device 3 further includes a guide roller device 2, a cable conveyor, the guide roller device 2 includes two guide roller fixing brackets 201 arranged at intervals, the guide roller fixing bracket 201 is fixedly connected to one side of the sinking portion 1102 and located below the cable drum 12, the guide roller fixing bracket 201 is located at the outer sides of two ends of the cable drum 12, the top of the guide roller fixing bracket 201 is fixedly connected with an arc 202 matched with the cable drum 12, the top of the arc 202 is arranged at intervals with the cable drum 12, a plurality of connecting rods arranged horizontally are fixedly connected between the two arc 202, and the connecting rods are connected with guide rollers 204 in a rotating manner. Because the arc-shaped plate 202 is arranged in an arc shape, the guide rollers 204 are arranged in an arc shape, the diameter of the arc shape formed by the guide rollers is slightly larger than that of the cable drum 12, the cable is damaged when the cable has the minimum bending radius and is smaller than the bending radius of the cable, and the cable led out from the cable drum 12 is wound below the guide roller device 2 during use, so that the bending radius of the cable is increased, the cable is prevented from being damaged in the unreeling process, and the quality of the cable is ensured.

The cable conveyor comprises two groups of chain conveyor belts 6 arranged at intervals, each group of chain conveyor belts 6 comprises two chains, a driving roller and a driven roller which are arranged at intervals, the driving roller is driven by a conveying motor, the driving roller and the driven roller are sleeved with two gears which are arranged at intervals, each chain is respectively tensioned on the two gears which are parallel to each other on the driving roller and the driven roller, the two chains are arranged at intervals from top to bottom, the outer side walls of the two chains are fixedly connected with a plurality of elastic blocks 601, the upper end and the lower end of each elastic block 601 are respectively fixedly connected with the two chains, one side of each elastic block 601 far away from the chains is fixedly connected with anti-skid particles, each group of chain conveyor belts 6 is provided with a protective shell 602, the protective shell 602 wraps the upper part, the lower part and the outer side wall of the chain conveyor belt 6 to prevent dust from entering the chain conveyor belts, the mounting groove is located cable drum 12's below, and chain conveyor 6 fixed connection is in mounting groove department, and the passageway between two chain conveyor 6 is the transfer passage of cable.

As shown in fig. 11, the cable conveyer further includes a cable guiding device 9, the cable guiding device 9 is located at one side of the sinking portion 1102 away from the guide roller device 2, the cable guiding device 9 includes two mounting posts 901 spaced apart from each other, the mounting posts 901 are fixedly connected to the mounting slots, the top of the mounting posts 901 are both provided with vertically arranged sliding holes, the inner side surfaces of the two mounting posts 901 are both provided with long holes 902 arranged along the length direction thereof, the sliding holes are connected with vertically arranged sliding rods 903 in a sliding manner, a horizontally arranged upper cross bar is fixedly connected between the tops of the two sliding rods 903, a horizontally arranged lower cross bar is further mounted below the upper cross bar, both ends of the lower cross bar respectively pass through the long holes 902 and are fixedly connected with the bottoms of the two sliding rods 903, the upper cross bar is connected with an upper cable guiding roller 904 in a rotating manner, the lower cable guiding roller 906 is connected to the lower cross bar in a rotating manner, the upper portions, the end of the adjusting bolt 907 abuts against the side wall of the sliding rod 903, and the adjusting bolt 907 is located above the long hole 902. During the use, the distance between two cable guide rolls 906 on the entablature and the sheer pole is the passageway of cable, and through not hard up adjusting bolt 907, slide bar 903 just can slide along the slide opening to can adjust the height of sheer pole as required according to the work, avoid the cable to suffer the wearing and tearing of subsidence 1102 in the in-process of cable transport.

As shown in fig. 11, the cable conveyor further includes a cable guiding device 1, the cable guiding device 1 is located on one side of the cable guiding device 9 away from the chain conveyor belt 6 and is arranged at an interval with the cable guiding device 9, the cable guiding device 1 includes two sets of guiding frames 101 arranged at an interval, each set of guiding frames 101 includes an upper guiding frame 1011 and a lower guiding frame 1012, the upper guiding frame 1011 and the lower guiding frame 1012 are arranged at an interval from top to bottom and correspond to each other, the upper guiding frame 1011 is located right above the lower guiding frame 1012, one end of the lower guiding frame 1012 is fixedly connected to the top surface of the sinking portion 1102, the other end of the lower guiding frame 1012 extends to the outer side of the sinking portion 1102, a plurality of connecting columns 102 arranged at intervals and vertically are fixedly connected between the lower guiding frame 1012, two horizontal guiding rollers 103 arranged horizontally are rotatably connected between the connecting columns 102 of the two sets of guiding frames 101 through a horizontal rotating shaft, the two horizontal guide rollers 103 are arranged at an interval from top to bottom, that is, the upper horizontal guide roller 103 is rotatably connected to the upper guide frame 1011 through a horizontal rotating shaft, and the lower horizontal guide roller 103 is rotatably connected to the lower guide frame 1012 through a horizontal rotating shaft. One side that cable guider 9 was kept away from to horizontal guide roller 103 still is provided with the vertical guide roller 104 of two vertical settings, two vertical guide roller 104 intervals set up and all rotate to be connected in vertical pivot, the equal fixed connection in both ends of vertical pivot has the guide connecting rod 105 that the level set up, the both ends difference fixed connection of guide connecting rod 105 is on the leading truck 101 that is located its both sides, the both ends fixed connection of guide connecting rod 105 on upper portion is on the last leading truck 1011 that is located its both sides promptly, the both ends fixed connection of guide connecting rod 105 of lower part is on the lower leading truck 1012 that is located its both sides. The ends of the upper guide frame 1011 and the lower guide frame 1012 far away from the cable guide device 9 are both obliquely and outwards arranged, and the ends of the upper guide frame 1011 and the lower guide frame 1012 are both rotatably connected with vertically arranged end guide rollers 106 through end rotating shafts. The interval between two vertical guide rollers 104, the interval between two horizontal guide rollers 103 is the transfer passage of cable, the cable that is played by cable guider 9 passes through two vertical guide rollers 104 in proper order, the transfer passage that two horizontal guide rollers 103 constitute to the horizontal direction of cable and the position of vertical direction have all been injectd, play the guide effect to the cable, and tip guide roller 106 can increase the bend radius of cable and carry it to the cable ditch inslot, prevent that the cable from suffering the damage when turning to. In addition, the upper cable guide roller 904, the lower cable guide roller 906, the horizontal guide roller 103, the vertical guide roller 104 and the end guide roller 106 are all made of nylon, so that the cable can be further prevented from being damaged by the cable conveyor in the conveying process.

Top fixedly connected with generating set 15 of 11 one ends of frame, the top fixedly connected with electrical system of the 11 other ends of frame, electrical system includes automatically controlled cabinet assembly 16 and operation panel assembly 18, operation panel assembly 18 is connected with automatically controlled cabinet assembly 16 electricity, seat 17 has been placed at the rear of operation panel assembly 18, generating set 15 is connected with automatically controlled cabinet electricity, unreel drive assembly 7 on this operation car, conveyor motor, a drive assembly 406 for the road wheel that drives, illumination headlight 1101 etc. all are connected with automatically controlled cabinet electricity, prior art is all adopted to its connecting circuit diagram, no longer repeated here.

When the cable drum is used, the rotating shaft 802 penetrates through a center hole of a cable drum 12 fully wound with cables, then the rotating shaft 802 is placed in the arc-shaped groove 813 by equipment, the position of the compression bolt is adjusted by a handle, the end of the compression bolt is tightly pressed against the cable drum 12, the position of the cable drum 12 is fixed, and the end of the flexible pressing disc 810 abuts against the cable drum 12 by rotating the flexible pressing disc 810; the arc-shaped pressing plate 816 is fixedly connected to the upright post 815 through bolts, and a cable fed from the cable drum 12 is guided into a cable groove after passing through the chain conveyor 6, the cable guide device 9 and the cable guide device 1 in sequence after bypassing the guide roller device 2. The driving assembly 406, the conveying motor and the unreeling driving assembly 7 are started through the operating platform assembly 18, the driving assembly 406 drives the traveling wheels 402 to rotate, so that the frame 11 is driven to advance, in the advancing process of the frame 11, the unreeling driving assembly 7 drives the rotating shaft 802 to rotate, so that the cable drum 12 is driven to rotate, cables on the cable drum 12 are paid out, and the paid-out cables are conveyed to the cable grooves under the guiding of the cable conveyor. The speed at which the cable drum 12 rotates, the speed at which the cable conveyor conveys and the speed at which the carriage 11 travels need to be matched by the console assembly 18.

Compared with the traditional manual paying-off, the cable laying work vehicle has a plurality of advantages, taking the cable laying of a 1000-meter road section as an example, the traditional manual paying-off needs 30-40 persons, and the laying can be finished in about 2 days; the cable laying work vehicle only needs 1 hour, and the required manpower is 3 people, including a driver, a cable arranging person and a person for fixing the cable. Compared with manual paying-off, the cable laying operation vehicle not only saves a large amount of labor force, reduces labor cost, but also greatly shortens construction time and improves working efficiency. In addition, the cable laying operation vehicle also solves the problems that the cable is difficult to pay off in the process of up-down slope and the friction damage to the surface of the cable in the process of cable pulling in the manual cable laying process, reduces the potential safety hazard and ensures the safety of construction.

While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.

Claims (10)

1. A high-speed railway two-way cable laying work vehicle, this work vehicle traveles on railway track board, its characterized in that: the operation vehicle comprises a frame, wherein the middle part of the frame is fixedly connected with an unwinding device for unwinding a cable; four groups of walking trolleys used for driving the frame to walk are mounted at four corners of the bottom of the frame, each group of walking trolleys comprises a trolley frame and walking wheels, two groups of walking trolleys are mounted at one end of the bottom of the frame and are marked as driving walking trolleys, the walking wheels on the driving walking trolleys are connected with driving assemblies used for driving the walking wheels, the other two groups of walking trolleys are marked as driven walking trolleys, and the driven walking trolleys are mounted at the other end of the bottom of the frame; the top of the trolley frame is fixedly connected with a vertically arranged rotating shaft, a vertically arranged hole is formed in the trolley frame, a vertically arranged bearing seat is installed in the hole, the bearing seat is fixedly connected to the trolley frame, the end of the rotating shaft penetrates through the bearing seat and extends out of the bearing seat, at least one bearing is installed in the bearing seat, and the rotating shaft is rotatably connected with the bearing seat through the bearing.

2. The high-speed rail two-way cable laying work vehicle of claim 1, wherein: the number of the bearings is two, the two bearings are arranged at intervals along the length direction of the bearing seat, the top end of the rotating shaft is fixedly connected with a horizontally arranged lock nut, the bottom of the lock nut is in abutting connection with the top of the upper bearing, and the diameter of the lock nut is larger than the inner diameter of the bearing; the lower part of the rotating shaft is provided with a boss, the top of the boss is in abutting connection with the bottom of the bearing on the lower side, the top end of the bearing seat is clamped with a blank cap, the rotating shaft is sleeved with a through cap, and the through cap is clamped at the bottom end of the bearing seat; a plurality of annular grooves are formed in the inner side wall, close to the rotary shaft, of the through cover along the circumferential direction of the through cover, sealing rings are installed in the annular grooves, and the sealing rings and the annular grooves are filled in an interference mode.

3. The high-speed rail two-way cable laying work vehicle of claim 2, wherein: the operation vehicle also comprises a guide device which is arranged corresponding to the walking trolley, the guide device comprises a guide rod, two ends of the guide rod are fixedly connected with a vertically arranged connecting frame, the connecting frame is fixedly connected to the trolley frame, the guide rod is arranged in parallel with the length direction of the railway track plate and is arranged at intervals with the side wall of the railway track plate, and one side of the guide rod, which is close to the railway track plate, is fixedly connected with at least one guide wheel set; every direction wheelset all includes the deflector that two intervals set up, and the leading wheel fixed pin axle of the vertical setting of fixedly connected with between two deflectors rotates on the leading wheel fixed pin axle and is connected with the leading wheel, and the lateral wall of leading wheel is connected with the lateral wall contact of railway track board.

4. The high-speed rail two-way cable laying work vehicle of claim 1, wherein: the driving walking trolley comprises a transmission shaft which is horizontally arranged, one end of the transmission shaft penetrates through the center of the walking wheel and is rotationally connected with the walking wheel, the other end of the transmission shaft is in transmission connection with the driving assembly, the transmission shafts on the two sides of the walking wheel are rotationally connected with wheel bearings, the wheel bearings are arranged in wheel bearing seats, and the wheel bearing seats are fixedly connected to the trolley frame; one end part of one of the transmission shafts, which is far away from the driving assembly, is fixedly connected with a walking encoder; the outer end part of each group of the trolley frames is fixedly connected with a buffer device, the buffer device comprises a buffer rod, the buffer rod is horizontally arranged and fixedly connected to the trolley frames, and the end part of the buffer rod extends to the outer parts of the two ends of the trolley frames and is fixedly connected with an elastic buffer block; the middle part of the frame is provided with a sinking part which sinks downwards, the bottom of the sinking part is arranged at intervals with the railway track plate, and two ends of the frame are respectively provided with at least one lighting headlamp; the traveling wheel comprises a traveling steel ring, the outer side wall of the traveling steel ring is fixedly connected with an annular rubber cover tire, and the rubber cover tire is made of rubber; the guide wheel comprises a guide steel ring, the outer side wall of the guide steel ring is fixedly connected with an annular polyurethane cover tire, and the polyurethane cover tire is made of polyurethane; the top fixedly connected with generating set of frame one end, the top fixedly connected with electrical system of the frame other end, electrical system includes automatically controlled cabinet assembly and operation panel assembly.

5. A high-speed rail two-way cable laying work vehicle according to any one of claims 1 to 4, wherein: unwinding device is including unreeling drive assembly, cable drum fixed bolster assembly and cable drum, it includes the drive support to unreel drive assembly, drive support fixed connection is on the top at frame middle part, cable drum fixed bolster assembly includes the support that two intervals set up, the equal fixed connection of two supports is on the top at frame middle part, one of them support is located the support outside with drive support fixed connection and drive support, the top fixedly connected with of drive support unreels the speed reducer, the output shaft that unreels the speed reducer is connected with the rotation axis through the shaft coupling transmission, the rotation axis can be dismantled with the shaft coupling and be connected, the both ends of rotation axis rotate with two supports respectively and the rotation axis can be dismantled with two supports and be connected, the cable drum cover is established on the rotation axis.

6. The high-speed rail two-way cable laying work vehicle of claim 5, wherein: one end of the rotating shaft, which is far away from the driving support, is in threaded connection with a compression nut, and one end of the compression nut, which is close to the cable coil, is in conical arrangement; the end, close to the driving support, of the rotating shaft is sleeved with a shaft sleeve, the shaft sleeve is fixedly connected to the rotating shaft, one end, close to the cable coil, of the shaft sleeve is fixedly connected with a conical jacking block, the shaft sleeve is fixedly connected with at least two support arms along the circumferential direction of the shaft sleeve, one side, far away from the driving support, of each support arm is fixedly connected with a universal footing assembly, each universal footing assembly comprises a connecting rod, the connecting rods are fixedly connected to the support arms and are perpendicular to the support arms, one end, far away from the support arms, of each connecting rod is in threaded connection with a flexible; the side wall of the compression nut is fixedly connected with a rotating handle, two adjacent support arms are fixedly connected through an arc-shaped rod, and one side of each support arm close to the driving support is also fixedly connected with a reinforcing rod arranged in parallel with the support arm.

7. The high-speed rail two-way cable laying work vehicle of claim 5, wherein: the top of the bracket is fixedly connected with a bearing frame, the middle part of the bearing frame is provided with an arc-shaped groove in an arc shape, the bearing frame is rotatably connected with a rotating bearing through a shaft, and the rotating shaft is positioned in the arc-shaped groove and is in abutting connection with the side wall of the rotating bearing; the equal fixedly connected with stand of a vertical setting in support top of bearing frame both sides, can dismantle fixedly connected with arc clamp plate through the bolt on the stand, the bottom of arc clamp plate is provided with the arc portion with rotation axis matched with.

8. The high-speed rail two-way cable laying work vehicle of claim 5, wherein: the unwinding device further comprises a guide roller device and a cable conveyor, wherein the guide roller device comprises two guide roller fixing supports which are arranged at intervals, the guide roller fixing supports are fixedly connected to one side of the top of the frame and located on the outer sides of two ends of the cable coil, the top of each guide roller fixing support is fixedly connected with arc-shaped plates which are matched with the cable coil and are arranged at intervals, a connecting rod which is arranged horizontally is fixedly connected between the two guide roller fixing supports, and a guide roller is rotatably connected to the connecting rod; the cable conveyer includes the chain conveyer belt that two groups intervals set up, and every group chain conveyer belt all includes the chain that two intervals set up, a plurality of elastic blocks of fixedly connected with on the lateral wall of two chains, and one side fixedly connected with anti-skidding granule of chain is kept away from to the elastic block.

9. The high-speed rail two-way cable laying work vehicle of claim 7, wherein: the cable conveyer also comprises a cable guide device, the cable guide device is positioned at one side of the sinking part far away from the guide roller device, the cable guide device comprises two mounting columns which are arranged at intervals, the mounting columns are fixedly connected at the mounting grooves, the tops of the mounting columns are both provided with slide holes, the inner side surfaces of the two mounting columns are both provided with long holes arranged along the length direction of the mounting columns, the slide holes are internally and slidably connected with vertically arranged slide bars, a horizontally arranged upper cross bar is fixedly connected between the tops of the two slide bars, a horizontally arranged lower cross bar is also arranged below the upper cross bar, the two ends of the lower cross bar respectively pass through the long holes to be fixedly connected with the bottoms of the two slide bars, the upper cross bar is rotatably connected with an upper cable guide roller, the lower cross bar is rotatably connected with a lower cable guide roller, the upper parts of the outer side walls of the two mounting columns, the adjusting bolt is positioned above the long hole.

10. The high-speed rail two-way cable laying work vehicle of claim 7, wherein: the cable conveyer also comprises a cable guiding device, the cable guiding device is positioned at one side of the cable guiding device far away from the chain conveying belt and is arranged at an interval with the cable guiding device, the cable guiding device comprises two groups of guiding frames arranged at an interval, each group of guiding frames comprises an upper guiding frame and a lower guiding frame, one end of the lower guiding frame is fixedly connected on the top surface of the sinking part, the other end of the lower guiding frame extends to the outer side of the sinking part, a plurality of connecting columns which are arranged at intervals and vertically are fixedly connected between the lower guiding frame and the upper guiding frame, two horizontal guiding rollers which are arranged horizontally are rotatably connected between the connecting columns of the two groups of guiding frames through a horizontal rotating shaft, the two horizontal guiding rollers are arranged at intervals from top to bottom, two vertical guiding rollers which are arranged vertically are also arranged at one side of the horizontal guiding rollers far away from the cable guiding device, the two vertical guiding rollers are arranged at intervals and are both rotatably connected, the two ends of the vertical rotating shaft are fixedly connected with horizontally arranged guide connecting rods, and the two ends of each guide connecting rod are respectively and fixedly connected to the guide frames positioned on the two sides of the guide connecting rod; the end, far away from the cable guiding device, of the upper guiding frame and the end, far away from the cable guiding device, of the lower guiding frame are inclined outwards, and the end parts of the upper guiding frame and the lower guiding frame are rotatably connected with vertically arranged end part guiding rollers through end part rotating shafts.

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