CN110890717B

CN110890717B - Method for releasing and laying cable from cable reel

Info

Publication number: CN110890717B
Application number: CN201911034347.7A
Authority: CN
Inventors: 马丽; 程浩; 韩俊涛; 庄立; 崔艳丽
Original assignee: State Grid Henan Electric Power Company Yanling County Power Supply Co
Current assignee: State Grid Henan Electric Power Company Yanling County Power Supply Co
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2021-04-16
Anticipated expiration: 2039-10-29
Also published as: CN110890717A

Abstract

A method of releasing and laying a cable from a cable drum comprising the steps of: (1) hoisting the cable reel fully wound with the cable to a cable winding and unwinding and hoisting integrated combination vehicle; (2) connecting a power locomotive and a cable reeling and hoisting integrated combined vehicle, wherein the power locomotive pulls the cable reeling and hoisting integrated combined vehicle to run to the side of a cable trench to be laid by a cable; (3) the cable reel is released by the control cable reeling and hoisting integrated combination vehicle, and the released cable is placed beside the cable trench along the length direction of the cable trench; (4) manually laying and placing the cable on the mounting frame at the inner side part of the cable trench, and fixing the cable and the mounting frame; (5) and after the cable is released from the cable reel, the cable reel is hung from the cable reeling and hoisting integrated combination vehicle, a new cable reel is replaced, and the cable is laid continuously. The invention saves time and labor, improves laying efficiency, can install and disassemble the cable coil and meets other hoisting work of a construction site.

Description

Method for releasing and laying cable from cable reel

Technical Field

The invention relates to the technical field of cable laying, in particular to a method for releasing and laying a cable from a cable reel.

Background

The cable is generally a similar rope formed by twisting a plurality of or a plurality of groups of leads (each group has at least two), each lead is mutually insulated and is usually twisted around a center, a highly insulated rubber layer is wrapped outside the whole body, the cable has the characteristics of internal electrification and external insulation, the cable is widely applied to industries such as oil fields, mines, building construction, mechanical manufacturing units, scientific research units, ports and docks, markets, hotels, road and bridge construction, and the use proportion of the cable is more and more along with the more diversification of industrial and living requirements.

The cable is generally coiled and wound on a roller to form a cable drum, the cable drum is rotatably installed on a fixed support, when the cable is laid, an engineering vehicle usually carries the fixed support and moves along a cable trench together with the cable drum, a person pulls out the cable and places the cable beside the cable trench, or the engineering vehicle transports the cable drum to one end of the cable trench and then keeps the cable stationary, the cable drum is manually rotated to release the cable, another person pulls the head end of the cable to move forwards along the edge of the cable trench, so that the cable is placed beside the cable trench to the other end of the cable trench, the existing cable is large in size and heavy in weight, large manpower is needed when the cable is pulled, and labor intensity is high; the cables are placed in a circle, so that the cables have certain bending degree, the cables need to be straightened when the device is used, the longer laid cables are difficult to be straightened only by manpower, the construction difficulty is increased, Chinese patent CN106505481A discloses a high-efficiency cable laying device, and particularly discloses two conveying groups which are parallel to each other and arranged in the length direction of a support, a cable channel is formed between the two conveying groups, so that the cables pass through the cable channel between the two conveying groups when pulled out, and are straightened, however, the distance between the cable channels between the two conveying groups is fixed and unchanged, and the device is only suitable for straightening and laying the cables with certain diameter, and cannot meet the straightening and laying of the cables with other diameters; moreover, the existing cable laying device has single function, the installation and the disassembly of the cable reel and other hoisting work in a construction site can only be completed by using other hoisting equipment, the cost is high, and when the space of the construction site is small, the operation of other hoisting equipment is difficult.

In order to solve the above problems, people are always seeking an ideal technical solution.

Disclosure of Invention

The invention aims to provide a method for releasing and laying cables from a cable drum, which is time-saving and labor-saving, improves laying efficiency, can install and disassemble the cable drum and meets other hoisting work of a construction site.

In order to achieve the purpose, the invention adopts the following technical scheme:

a method of releasing and laying a cable from a cable drum comprising the steps of:

(1) the cable reel fully wound with the cable is hoisted to the cable reeling and hoisting integrated combined vehicle by the control cable reeling and hoisting integrated combined vehicle;

(2) connecting the power locomotive with the cable reeling and unreeling and hoisting integrated combined vehicle, and driving the power locomotive to draw the cable reeling and unreeling and hoisting integrated combined vehicle to the side of a cable trench to be laid with a cable;

(3) the cable reel is released by the control cable reeling and hoisting integrated combination vehicle, and the released cable is placed beside the cable trench along the length direction of the cable trench;

(4) manually laying and placing the cable on the mounting frame at the inner side part of the cable trench, and fixing the cable and the mounting frame;

(5) and after the cable is released from the cable reel, the cable reel is hung from the cable reeling and hoisting integrated combination vehicle, a new cable reel is replaced, and the cable is laid continuously.

The cable winding and unwinding and hoisting integrated combined vehicle comprises a vehicle body platform, a cable reel, a winding and unwinding speed reducing motor, a guide roller, a supporting platform, two conveyor belt assemblies, a rotating mechanism and a hoisting mechanism, wherein the front side part of the upper surface of the vehicle body platform is fixedly connected with a first support, the cable reel is rotatably installed on the first support through a central rotating shaft, the winding and unwinding speed reducing motor is fixedly installed on the upper surface of the vehicle body platform, a power shaft of the winding and unwinding speed reducing motor is in transmission connection with the central rotating shaft, the middle part of the upper surface of the vehicle body platform is fixedly connected with a second support, the guide roller is rotatably installed on the second support, the center lines of the cable reel, the winding and unwinding speed reducing motor, the guide roller and the central rotating shaft are horizontally arranged along the left-right direction, the supporting platform is arranged on the rear side part of the upper surface of the vehicle body platform, the left side and the right side of the lower surface of the supporting platform are fixedly connected to the upper surface of the vehicle body platform, the two conveying belt assemblies are vertically arranged on the rear side part of the upper surface of the vehicle body platform along the front-back direction and are positioned in the conveying groove, the two conveying belt assemblies are arranged side by side along the left side and the right side, a conveying channel is formed between the two conveying belt assemblies, the center of the cable reel, the center of the guide roller and the conveying channel are positioned on the same vertical plane, a cable is wound on the cable reel, the cable bypasses the lower side surface of the guide roller along the laying direction and passes through the conveying channel and the conveying groove, an interval adjusting mechanism which is positioned in the conveying groove and is used for driving the two conveying belt assemblies to slide left and right is installed on the upper surface of the supporting platform, the lifting mechanism is installed on the rotating mechanism, the vehicle body platform is provided with a storage battery, a hydraulic system and a controller, the storage battery is electrically connected with the winding and unwinding speed reducing motor, the two conveying belt assemblies, the spacing adjusting mechanism, the rotating mechanism, the lifting mechanism, the hydraulic system and the controller respectively, the controller is in signal connection with the winding and unwinding speed reducing motor, the two conveying belt assemblies, the spacing adjusting mechanism, the rotating mechanism, the lifting mechanism and the hydraulic system respectively, and the hydraulic system is connected with the lifting system.

The two conveyor belt assemblies are identical in structure and are bilaterally symmetrical, the left conveyor belt assembly comprises a sliding block, a plurality of rolling speed reducing motors and a conveyor belt, the sliding block is arranged along the front-back direction, each rolling speed reducing motor is fixedly arranged on the upper surface of the sliding block at intervals along the front-back direction, the central line of each rolling speed reducing motor is vertically arranged, conveying rollers are coaxially and fixedly arranged on an upper side power shaft of each rolling speed reducing motor, the inner ring of the conveyor belt is sleeved on each conveying roller, a first arc-shaped groove is formed in the middle of the outer ring surface of the conveyor belt along the circumferential direction, the maximum depth of the first arc-shaped groove is smaller than the radius of a cable, two sliding grooves are formed in the left-right direction of the rear side part of the upper surface of a vehicle body platform, two bulges which are, the controller is respectively connected with each rolling speed reducing motor through signals.

The distance adjusting mechanism comprises a driving speed reducing motor and a bidirectional screw rod, the central lines of the driving speed reducing motor and the bidirectional screw rod are superposed and are arranged along the left-right horizontal direction, the driving speed reducing motor is fixedly arranged at the rear side part of the upper surface of the vehicle body platform, the driving speed reducing motor is positioned at the right side of the sliding block at the right side, the bidirectional screw rod vertically penetrates through the two sliding blocks, the upper surface of the vehicle body platform is fixedly connected with two vertical plates which are symmetrically arranged left and right, the two sliding blocks are positioned between the two vertical plates, the left shaft end and the right shaft end of the bidirectional screw rod are respectively and rotatably arranged on the two vertical plates, the left end of a left power shaft of the driving speed reducing motor is in transmission connection with the right end of the bidirectional screw rod, the outer circumference of the left side part of the bidirectional screw rod is provided with a right-handed, the storage battery is electrically connected with the driving speed reducing motor, and the controller is in signal connection with the driving speed reducing motor.

Rotary mechanism includes rotary platform and rotatory gear motor, rotary platform's bottom is rotated and is supported at supporting platform's upper surface, the vertical fixed mounting of rotatory gear motor is at supporting platform's upper surface center, rotary platform's bottom center fixed connection is at rotatory gear motor's upside power shaft top, supporting platform's upper surface integrated into one piece has the circular orbit, the roll groove has been seted up on the circular orbit, the roll groove internal slip is equipped with a plurality of support ball, rotary platform's lower surface and each top roll extrusion contact that supports the ball, the battery is connected with rotatory gear motor electricity, controller and rotatory gear motor signal connection.

The hoisting mechanism comprises two hydraulic telescopic upright posts, telescopic cantilever beams, ropes, a lifting hook, a winch and a hydraulic driving oil cylinder, wherein the two hydraulic telescopic upright posts are vertically arranged and are bilaterally symmetrical about the center of the rotary platform, the bottom of a cylinder body of each hydraulic telescopic upright post and the winch are fixedly connected to the upper surface of the rotary platform, the telescopic cantilever beams and the hydraulic driving oil cylinder are horizontally arranged along the left and right direction, each telescopic cantilever beam comprises an outer square pipe and an inner square pipe, the inner square pipes are inserted in the outer square pipes and are connected in a sliding manner, the left ends of the inner square pipes extend out of the left ends of the outer square pipes, the right ends of the cylinder bodies of the hydraulic driving oil cylinders are hinged to the right side part of the rear side of the outer square pipes, the left ends of piston rods of the hydraulic driving oil cylinders are hinged to the left side part of the rear side of the inner square pipes, the tops of the piston rods of the, rotate on the first ear seat and install first fixed pulley, the right-hand member upper surface middle part fixedly connected with second ear seat of outer side pipe, rotate on the second ear seat and install the second fixed pulley, the center pin of first fixed pulley and second fixed pulley all sets up along the fore-and-aft direction level, the rope winding is on the hoist engine, the rope upwards overlaps the right side portion at the second fixed pulley, the rope winds the second fixed pulley level and overlaps on first fixed pulley left, again wind the vertical downward upper end fixed connection with the lifting hook of first fixed pulley, hydraulic system is connected with two hydraulic telescoping stand columns and hydraulic drive hydro-cylinders respectively, the battery is connected with the hoist engine electricity, controller and hoist engine signal connection.

The front side middle part of automobile body platform is equipped with the articulated seat of U type that is used for being connected with power locomotive, and the outer circumference middle part of guide roll is equipped with second arc recess along circumference, and the height of the second arc recess of profile is the same with the height of first arc recess under the guide roll, and the cable is along laying the direction in proper order around in the second arc recess of profile under the guide roll and the level pass two adjacent and control corresponding first arc recesses.

The first support comprises two support columns fixed on the front side part of the upper surface of the vehicle body platform, the two support columns are respectively arranged on the left side and the right side of the cable tray in a bilateral symmetry manner, semicircular arc grooves with left sides, right sides and upper sides open are respectively formed in the tops of the two support columns along the left-right direction, shaft sleeves are respectively arranged on the outer circumferences of the left side part and the right side part of the central rotating shaft and are respectively clamped in the two semicircular arc grooves, a plurality of L-shaped clamping jaws are fixedly connected to the outer circumference of the left side part of the central rotating shaft along the circumferential direction, each L-shaped clamping jaw is positioned between the left end of the cable tray and the left end of the left shaft sleeve, the parallel sections of each L-shaped clamping jaw and the axis of the central rotating shaft are respectively clamped between two adjacent radials at the left end of the cable tray, a first, a second belt pulley is fixedly arranged on a power shaft for winding and unwinding the speed reducing motor through a key, and the first belt pulley and the second belt pulley are connected through a belt in a transmission manner.

The step (1) is specifically as follows: inserting a central rotating shaft into a central hole of a cable disc fully wound with cables from left to right, respectively clamping each L-shaped clamping jaw between two adjacent radial plates at the left end of the cable disc, respectively extending the right end of the central rotating shaft out of the right end of the central hole of the cable disc, respectively installing two shaft sleeves on the outer circumferences of the left side part and the right side part of the central rotating shaft, then controlling piston rods of two hydraulic telescopic vertical columns to synchronously extend upwards to a certain height through a controller and a hydraulic system, then controlling a hydraulic driving oil cylinder to push an inner pipe of a telescopic cantilever beam to extend outwards, enabling a lifting hook to be positioned right above the cable disc to be laid, using a steel wire rope to hoop two shaft ends of the central rotating shaft inserted in the central hole of the cable disc, starting a winch, enabling the winch to rotate forwards to release the rope, enabling the lifting hook to vertically fall until the steel wire rope can be hung on the lifting hook, then hanging, lifting a lifting hook upwards, lifting the cable drum and the central rotating shaft to a position higher than the two support columns through the lifting hook by a steel wire rope, starting a rotary speed reducing motor, driving a rotary platform to rotate by the rotary speed reducing motor, enabling the cable drum to swing to a position right above the two support columns, enabling a winch to rotate forwards to release the rope, enabling the lifting hook to vertically descend until the cable drum falls between the two support columns and two shaft sleeves are respectively clamped in semicircular arc grooves in the tops of the two support columns, taking down the steel wire rope and moving the lifting hook away, and enabling the rotary platform, the telescopic cantilever beam and the two hydraulic telescopic stand columns to recover to an initial state;

the step (3) is specifically as follows: starting a driving speed reducing motor, driving the speed reducing motor to drive a bidirectional screw rod to rotate, driving the bidirectional screw rod to respectively drive two sliding blocks to slide, adjusting the distance between two conveying belts to adapt to the diameter of a cable, driving a vehicle body platform to walk along a cable trench by a power locomotive, collecting the speed reducing motor to rotate in a forward rotation mode to drive a central rotating shaft to rotate, driving a cable reel to rotate in a forward direction to release the cable, starting each rolling speed reducing motor, driving each conveying roller to rotate by each rolling speed reducing motor so as to enable the two conveying belts to rotate synchronously and oppositely, sequentially winding the cable in a second arc-shaped groove on the lower profile of a guide roller along the laying direction and horizontally penetrating through two adjacent first arc-shaped grooves corresponding to the left and the right, extruding the cable by the two conveying belts and straightening and releasing the cable, manually placing the released cable along the edge of the cable trench, or pulling the, the cable winding and unwinding device comprises a winding and unwinding speed reducing motor, a central rotating shaft, a cable reel, a conveying roller, two conveying belts, a cable and a cable duct, wherein the winding and unwinding speed reducing motor rotates in a forward direction to drive the central rotating shaft to rotate, the central rotating shaft drives the cable reel to rotate in a forward direction to release the cable, each rolling speed reducing motor drives each conveying roller to rotate, so that the two conveying belts synchronously rotate in opposite directions, the cable is sequentially wound in a second arc-shaped groove on the lower profile of the guide roller along the laying direction and horizontally penetrates through two adjacent first arc-shaped grooves corresponding to the left and the right, the two conveying belts extrude the cable and straighten and release the cable, the head end;

in the step (5), the step of hoisting the cable reel from the cable reeling and hoisting integrated combination vehicle specifically comprises the following steps: the piston rods of the two hydraulic telescopic upright columns are controlled to synchronously extend upwards to a certain height through a controller and a hydraulic system, then a hydraulic driving oil cylinder is controlled to push an inner pipe of a telescopic cantilever beam to extend outwards, a rotary speed reducing motor is started, the rotary speed reducing motor drives a rotary platform to rotate, a lifting hook is positioned right above a cable drum, steel wire ropes are used for hooping two shaft ends of a central rotating shaft inserted in a central hole of the cable drum, a winch is started, the winch rotates forwards to release ropes, the lifting hook vertically descends until the steel wire ropes can be hung on the lifting hook, then the steel wire ropes are hung on the lifting hook, the winch rotates reversely to wind the ropes, the lifting hook is lifted upwards, the lifting hook lifts the cable drum and the central rotating shaft to a position where the bottom of the cable drum is higher than two supporting columns through the steel wire ropes, then the rotary speed reducing motor drives the rotary platform to rotate, and the cable, the winch rotates forwards to release the rope, the lifting hook vertically falls until the cable reel falls on the ground, the steel wire rope is taken down, the lifting hook is moved away, and the rotary platform, the telescopic cantilever beam and the two hydraulic telescopic vertical columns are restored to the initial state; the specific steps of replacing the new cable reel in the step (5) are the same as those in the step (1).

Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, specifically, the cable reel of the invention is rotatably arranged on a first bracket at the front side part of the upper surface of a vehicle body platform through a central rotating shaft, a retraction deceleration motor is in transmission connection with the left side part of the central rotating shaft through a belt transmission mechanism, when a cable is laid, the drive deceleration motor is started to drive a bidirectional screw rod to rotate, the bidirectional screw rod respectively drives two sliding blocks to slide, the space between two conveying belts is adjusted to adapt to the diameter of the cable, a power locomotive pulls the vehicle body platform to walk along a cable trench, the retraction deceleration motor rotates forward to drive the central rotating shaft to rotate, the central rotating shaft drives the cable reel to rotate forward to release the cable, each rolling deceleration motor is started, each rolling deceleration motor drives each conveying roller to rotate, and accordingly the two conveying belts synchronously rotate in, the cable is sequentially wound in the second arc-shaped groove of the lower profile of the guide roller along the laying direction and horizontally passes through two adjacent first arc-shaped grooves corresponding to the left and the right, the two conveying belts extrude the cable and straighten and release the cable, or the power locomotive pulls the vehicle body platform to one end of the cable trench to be immobile, the retracting and reducing motor rotates forward to drive the central rotating shaft to rotate, the central rotating shaft drives the cable reel to rotate forward to release the cable, each rolling reducing motor is started, each rolling reducing motor drives each conveying roller to rotate, so that the two conveying belts synchronously rotate in opposite directions, the cable is sequentially wound in the second arc-shaped groove of the lower profile of the guide roller along the laying direction and horizontally passes through the two adjacent first arc-shaped grooves corresponding to the left and the right, the two conveying belts extrude the cable and straighten and release the cable, and the head end of the released cable is manually, the cable is placed beside the cable trench to the other end of the cable trench, and then the cable is laid and fixed on the mounting frame in the cable trench manually, so that the cable does not need to be pulled by great manpower in the process, the cable can be straightened, time and labor are saved, and the laying efficiency is improved;

the hoisting mechanism can complete hoisting installation or unloading of the cable reel, can be used for other hoisting work on a construction site, does not need other hoisting equipment, and meets the space requirement of the construction site; the invention can also be used for withdrawing the cable to the cable reel, and then the hoisting mechanism hoists the cable reel wound with the cable to a specified position.

Drawings

Fig. 1 is a schematic structural diagram of the cable reeling and hoisting integrated combination vehicle.

Fig. 2 is a plan view of the cable reel and hoist integrated cluster vehicle of the present invention.

Fig. 3 is a top view of the cable reel and hoist integrated cluster vehicle of the present invention with the lifting mechanism removed.

Fig. 4 is a schematic structural view of the vehicle body platform and the lifting mechanism of the present invention.

Fig. 5 is a partially enlarged view of a portion a in fig. 1.

Fig. 6 is a schematic top view of the central shaft of fig. 1.

Detailed Description

The embodiments of the present invention are further described below with reference to the drawings.

As shown in fig. 1-6, a method of releasing and laying a cable from a cable drum, comprising the steps of:

(1) the cable reel 2 wound with the cable is hoisted to the cable reeling and hoisting integrated combined vehicle by controlling the cable reeling and hoisting integrated combined vehicle;

The cable winding and unwinding and hoisting integrated combination vehicle comprises a vehicle body platform 1, a cable reel 2, a winding and unwinding speed reducing motor 3, a guide roller 4, a supporting platform 5, two conveying belt assemblies, a rotating mechanism and a hoisting mechanism, wherein the front side part of the upper surface of the vehicle body platform 1 is fixedly connected with a first support, the cable reel 2 is rotatably installed on the first support through a central rotating shaft 6, the winding and unwinding speed reducing motor 3 is fixedly installed on the upper surface of the vehicle body platform 1, a power shaft of the winding and unwinding speed reducing motor 3 is in transmission connection with the central rotating shaft 6, the middle part of the upper surface of the vehicle body platform 1 is fixedly connected with a second support 7, the guide roller 4 is rotatably installed on the second support 7, the center lines of the cable reel 2, the winding and unwinding speed reducing motor 3, the guide roller 4 and the central rotating shaft 6 are all horizontally arranged along the left-right direction, the supporting platform 5 is arranged on the rear side, The rear side and the lower side of the wire conveying through groove 8 are both open, the left side and the right side of the lower surface of the supporting platform 5 are both fixedly connected to the upper surface of the vehicle body platform 1, the two conveyor belt assemblies are vertically arranged on the rear side part of the upper surface of the vehicle body platform 1 along the front-back direction and are positioned in the wire conveying through groove 8, the two conveyor belt assemblies are arranged side by side from left to right, a conveying channel is formed between the two conveyor belt assemblies, the center of the cable drum 2, the center of the guide roller 4 and the conveying channel are positioned on the same vertical plane, a cable 9 is wound on the cable drum 2, the cable 9 bypasses the lower side surface of the guide roller 4 along the laying direction and passes through the conveying channel and the wire conveying through groove 8, the rear side part of the upper surface of the vehicle body platform 1 is provided with an interval adjusting mechanism which is positioned in the wire conveying through groove, the front and the rear parts of the left side and the right side of the vehicle body platform 1 are respectively and rotatably provided with walking wheels 10, the vehicle body platform 1 is provided with a storage battery, a hydraulic system and a controller, the storage battery is respectively and electrically connected with the retraction speed reducing motor 3, the two conveyor belt assemblies, the spacing adjusting mechanism, the rotating mechanism, the lifting mechanism, the hydraulic system and the controller, the controller is respectively and signally connected with the retraction speed reducing motor 3, the two conveyor belt assemblies, the spacing adjusting mechanism, the rotating mechanism, the lifting mechanism and the hydraulic system, and the hydraulic system is connected with the lifting system. The battery, hydraulic system and controller are not shown.

The two conveyor belt assemblies are identical in structure and symmetrical left and right, the left conveyor belt assembly comprises a sliding block 11, a plurality of rolling speed reducing motors 12 and a conveyor belt 13, the sliding block 11 is arranged along the front-back direction, the rolling speed reducing motors 12 are fixedly arranged on the upper surface of the sliding block 11 at intervals along the front-back direction, the central line of each rolling speed reducing motor 12 is vertically arranged, conveying rollers 14 are coaxially and fixedly arranged on power shafts on the upper side of each rolling speed reducing motor 12, inner rings of the conveyor belt 13 are sleeved on the conveying rollers 14, a first arc-shaped groove 15 is formed in the middle of the surface of an outer ring of the conveyor belt 13 along the circumferential direction, the maximum depth of the first arc-shaped groove 15 is smaller than the radius of a cable 9, two sliding grooves 16 are formed in the left-right direction of the rear side portion of the upper surface of the vehicle body, the storage battery is respectively and electrically connected with each rolling speed reducing motor 12, and the controller is respectively and electrically connected with each rolling speed reducing motor 12.

The spacing adjusting mechanism comprises a driving speed reducing motor 17 and a bidirectional screw 18, the central lines of the driving speed reducing motor 17 and the bidirectional screw 18 are superposed and are arranged along the left-right horizontal direction, the driving speed reducing motor 17 is fixedly arranged at the rear side part of the upper surface of the vehicle body platform 1, the driving speed reducing motor 17 is positioned at the right side of the sliding block 11 at the right side, the bidirectional screw 18 vertically penetrates through the two sliding blocks 11, the upper surface of the vehicle body platform 1 is fixedly connected with two vertical plates 19 which are symmetrically arranged at the left and right sides, the two sliding blocks 11 are positioned between the two vertical plates 19, the left and right two shaft ends of the bidirectional screw 18 are respectively rotatably arranged on the two vertical plates 19, the left end of a left power shaft of the driving speed reducing motor 17 is in transmission connection with the right end of the bidirectional screw 18, the left outer circumference of the left side part of the bidirectional screw 18 is provided with left, the right slide block 11 is in threaded transmission connection with the right part of the bidirectional screw 18, the storage battery is electrically connected with the driving speed reducing motor 17, and the controller is in signal connection with the driving speed reducing motor 17.

The rotating mechanism comprises a rotating platform 20 and a rotating speed reducing motor 21, the bottom of the rotating platform 20 is rotatably supported on the upper surface of the supporting platform 5, the rotating speed reducing motor 21 is vertically and fixedly installed at the center of the upper surface of the supporting platform 5, the bottom center of the rotating platform 20 is fixedly connected to the top of an upper power shaft of the rotating speed reducing motor 21, an annular track 22 is integrally formed on the upper surface of the supporting platform 5, a rolling groove 23 is formed in the annular track 22, a plurality of supporting balls 24 are slidably arranged in the rolling groove 23, the lower surface of the rotating platform 20 is in rolling contact with the tops of the supporting balls 24, a storage battery is electrically connected with the rotating speed reducing motor 21, and a controller is in signal connection with the rotating speed reducing motor 21.

The hoisting mechanism comprises two hydraulic telescopic columns 25, telescopic cantilever beams 26, ropes 27, a lifting hook 28, a winch 29 and a hydraulic driving oil cylinder 30, wherein the two hydraulic telescopic columns 25 are vertically arranged and are bilaterally symmetrical about the center of the rotary platform 20, the cylinder body bottoms of the two hydraulic telescopic columns 25 and the winch 29 are fixedly connected to the upper surface of the rotary platform 20, the telescopic cantilever beams 26 and the hydraulic driving oil cylinder are horizontally arranged along the left-right direction, the telescopic cantilever beams 26 comprise outer square pipes and inner square pipes, the inner square pipes are inserted in the outer square pipes and are in sliding connection, the left ends of the inner square pipes extend out of the left ends of the outer square pipes, the right ends of the cylinder bodies of the hydraulic driving oil cylinders 30 are hinged to the right side part of the rear side of the outer square pipes, the left ends of piston rods of the hydraulic driving oil cylinders 30 are hinged to the left side part of the rear side of the inner square pipes, the tops of, first ear seat 31 of left end upper surface middle part fixedly connected with of interior side pipe, rotate on the first ear seat 31 and install first fixed pulley 32, right-hand member upper surface middle part fixedly connected with second ear seat 33 of outer side pipe, rotate on the second ear seat 33 and install second fixed pulley 34, the center pin of first fixed pulley 32 and second fixed pulley 34 all sets up along the fore-and-aft direction level, rope 27 twines on hoist engine 29, rope 27 upwards overlaps the right side portion at second fixed pulley 34, rope 27 winds second fixed pulley 34 level and overlaps on first fixed pulley 32 left, wind the vertical downward upper end fixed connection with lifting hook 28 of first fixed pulley 32 again, hydraulic system is connected with two hydraulic stretching stand 25 and hydraulic drive hydro-cylinder 30 respectively, the battery is connected with hoist engine 29 electricity, controller and 29 signal connection.

The middle part of the front side of the vehicle body platform 1 is provided with a U-shaped hinged seat 35 used for being connected with a power locomotive, the middle part of the outer circumference of the guide roller 4 is provided with a second arc-shaped groove 36 along the circumferential direction, the height of the second arc-shaped groove 36 of the lower profile of the guide roller 4 is the same as that of the first arc-shaped groove 15, and the cable 9 sequentially winds the second arc-shaped groove 36 of the lower profile of the guide roller 4 along the laying direction and horizontally penetrates through the two adjacent first arc-shaped grooves 15 which correspond to each other left and right.

The first support comprises two support columns 37 fixed on the front side part of the upper surface of the vehicle body platform 1, the two support columns 37 are respectively arranged on the left side and the right side of the cable drum 2 in a bilateral symmetry manner, semicircular arc grooves with left sides, right sides and upper sides open are respectively formed in the tops of the two support columns 37 along the left and right direction, shaft sleeves 38 are respectively arranged on the outer circumferences of the left side and the right side of the central rotating shaft 6, the two shaft sleeves 38 are respectively clamped in the two semicircular arc grooves, a plurality of L-shaped clamping claws 39 are fixedly connected to the outer circumference of the left side of the central rotating shaft 6 along the circumferential direction, each L-shaped clamping claw 39 is positioned between the left shaft sleeve 38 on the left side and the left end of the cable drum 2, the parallel sections of the axes of each L-shaped clamping claw 39 and the central rotating shaft 6 are respectively clamped between two adjacent radials on the left end of the cable drum 2, a first belt pulley 40 is also, a second belt pulley 41 is fixedly arranged on a power shaft for winding and unwinding the speed reducing motor 3 through a key, the first belt pulley 40 and the second belt pulley 41 are in transmission connection through a belt 42, when the winding and unwinding speed reducing motor 3 rotates, the central rotating shaft 6 is driven to rotate, and the central rotating shaft 6 drives the cable reel 2 to rotate together through the L-shaped clamping jaws 39.

The retraction and extension gear motor 3, the hydraulic system, the controller, the rolling gear motors 12, the driving gear motor 17, the rotating gear motor 21, the two hydraulic telescopic columns 25 and the winch 29 are all the existing mature technologies, the specific construction and the working principle are not described again, and the control of the invention does not relate to a new computer program.

The step (1) is specifically as follows: inserting a central rotating shaft 6 into a central hole of a cable drum 2 fully wound with cables from left to right, respectively clamping each L-shaped clamping jaw 39 between two adjacent radial plates at the left end of the cable drum 2, extending the right end of the central rotating shaft 6 out of the right end of the central hole of the cable drum 2, respectively installing two shaft sleeves 38 on the outer circumferences of the left side and the right side of the central rotating shaft 6, then controlling piston rods of two hydraulic telescopic upright columns 25 to synchronously extend upwards to a certain height through a controller and a hydraulic system, controlling a hydraulic driving oil cylinder 30 to push an inner direction pipe of a telescopic cantilever beam 26 to extend outwards, enabling a lifting hook 28 to be positioned right above the cable drum 2 to be laid, hooping the two shaft ends of the central rotating shaft 6 inserted into the central hole of the cable drum 2 by using a steel wire rope, starting a winch 29, releasing the rope 27 by the winch 29 rotating forwards, and enabling the lifting hook 28 to be vertical until, then hanging the steel wire rope on a lifting hook 28, enabling a winch 29 to reversely rotate to wind a rope 27, lifting the lifting hook 28 upwards, enabling the lifting hook 28 to lift the cable drum 2 and the central rotating shaft 6 to a position where the bottom of the cable drum 2 is higher than the two supporting columns 37 through the steel wire rope, starting a rotary speed reducing motor 21, enabling the rotary platform 20 to rotate by the rotary speed reducing motor 21, enabling the cable drum 2 to swing to a position right above the two supporting columns 37, enabling the winch 29 to forwardly rotate to release the rope 27, enabling the lifting hook 28 to vertically descend until the cable drum 2 falls between the two supporting columns 37, enabling the two shaft sleeves 38 to be respectively clamped in semicircular arc grooves in the tops of the two supporting columns 37, taking down the steel wire rope and moving away the lifting hook 28, and enabling the rotary platform 20, the telescopic cantilever beam 26 and the two hydraulic;

the step (3) is specifically as follows: starting a driving speed reducing motor 17, driving the speed reducing motor 17 to drive a bidirectional screw 18 to rotate, driving the two sliding blocks 11 to slide by the bidirectional screw 18 respectively, adjusting the distance between the two conveying belts 13 to adapt to the diameter of the cable 9, driving the vehicle body platform 1 to walk along a cable trench by a power locomotive, driving a central rotating shaft 6 to rotate by forward rotation of a retracting speed reducing motor 3, driving a cable reel 2 to rotate forward by the central rotating shaft 6 to release the cable 9, starting each rolling speed reducing motor 12, driving each conveying roller 14 to rotate by each rolling speed reducing motor 12 so as to enable the two conveying belts 13 to rotate synchronously and oppositely, sequentially winding the cable 9 in a second arc-shaped groove 36 of the lower profile of a guide roller 4 along the laying direction and horizontally penetrating through two adjacent first arc-shaped grooves 15 which correspond to the left and the right, extruding the cable 9 by the two conveying belts 13 and straightening and releasing the cable 9, manually placing the, or the power locomotive pulls the vehicle body platform 1 to one end of the cable trench and then does not move, the retracting and releasing speed reducing motors 3 rotate forward to drive the central rotating shaft 6 to rotate, the central rotating shaft 6 drives the cable reel 2 to rotate forward to release the cable 9, each rolling speed reducing motor 12 is started, each rolling speed reducing motor 12 drives each conveying roller 14 to rotate, so that the two conveying belts 13 synchronously rotate in opposite directions, the cable 9 is sequentially wound in the second arc-shaped groove 36 of the lower profile of the guide roller 4 along the laying direction and horizontally penetrates through the two adjacent first arc-shaped grooves 15 which correspond to the left and the right, the two conveying belts 13 extrude the cable 9 and straighten and release the cable 9, the head end of the released cable 9 is manually pulled to move forward along the edge of the cable trench, and the cable 9 is placed beside the cable trench until;

in the step (5), the step of hoisting the cable reel from the cable reeling and hoisting integrated combination vehicle specifically comprises the following steps: the piston rods of the two hydraulic telescopic upright columns 25 are controlled to synchronously extend upwards to a certain height through a controller and a hydraulic system, then a hydraulic driving oil cylinder 30 is controlled to push an inner direction pipe of a telescopic cantilever beam 26 to extend outwards, a rotary speed reducing motor 21 is started, the rotary speed reducing motor 21 drives a rotary platform 20 to rotate, a lifting hook 28 is positioned right above a cable drum 2, steel wire ropes are used for hooping two shaft ends of a central rotating shaft 6 inserted in a central hole of the cable drum 2, a winch 29 is started, the winch 29 rotates forwards to release the ropes 27, the lifting hook 28 descends vertically until the steel wire ropes can be hung on the lifting hook 28, then the steel wire ropes are hung on the lifting hook 28, the winch 29 rotates backwards to wind the ropes 27, the lifting hook 28 is lifted upwards, the lifting hook 28 lifts the cable drum 2 and the central rotating shaft 6 through the steel wire ropes until the bottom of the cable drum 2 is higher than two supporting, swinging the cable drum 2 right above the two support columns 37, positively rotating the winch 29 to release the rope 27, then driving the rotating platform 20 to rotate by the rotating speed reducing motor 21, swinging the cable drum 2 to one side of the vehicle body platform 1, positively rotating the winch 29 to release the rope 27, vertically descending the hook 28 until the cable drum 2 falls on the ground, taking down the steel wire rope and moving the hook 28 away, and enabling the rotating platform 20, the telescopic cantilever beam 26 and the two hydraulic telescopic upright columns 25 to recover the initial state; the specific steps of replacing the new cable reel in the step (5) are the same as those in the step (1).

A cable reel 2 is rotatably installed on a first support at the front side part of the upper surface of a vehicle body platform 1 through a central rotating shaft 6, a retracting and reducing motor 3 is in transmission connection with the left side part of the central rotating shaft 6 through a belt transmission mechanism, when a cable 9 is laid, a driving reducing motor 17 is started, the driving reducing motor 17 drives a bidirectional screw 18 to rotate, the bidirectional screw 18 respectively drives two sliding blocks 11 to slide, the distance between two conveying belts 13 is adjusted to adapt to the diameter of the cable 9, a power locomotive pulls the vehicle body platform 1 to walk along a cable trench, the retracting and reducing motor 3 rotates in a forward direction to drive the central rotating shaft 6 to rotate, the central rotating shaft 6 drives the cable reel 2 to rotate in a forward direction to release the cable 9, each rolling reducing motor 12 is started, each rolling reducing motor 12 drives each conveying roller 14 to rotate, so that the two conveying belts 13 synchronously rotate in opposite directions, the cable 9 sequentially winds in a second arc-shaped groove 36 of the lower outline The two conveying belts 13 extrude the cable 9 and straighten and release the cable 9, or the power locomotive pulls the vehicle body platform 1 to one end of the cable trench and then does not move, the retracting speed reducing motor 3 rotates forward to drive the central rotating shaft 6 to rotate, the central rotating shaft 6 drives the cable reel 2 to rotate forward to release the cable 9, each rolling speed reducing motor 12 is started, each rolling speed reducing motor 12 drives each conveying roller 14 to rotate, so that the two conveying belts 13 rotate synchronously and oppositely, the cable 9 is sequentially wound in the second arc-shaped groove 36 of the lower profile of the guide roller 4 along the laying direction and horizontally passes through the two adjacent first arc-shaped grooves 15 which correspond to the left and the right, the two conveying belts 13 extrude the cable 9 and straighten and release the cable 9, the head end of the released cable 9 is manually pulled to move forwards along the edge of the cable trench, so that the cable 9 is placed beside the cable trench to the other end of the cable trench, then, the cable 9 is laid and fixed on the mounting rack in the cable trench manually, in the process, the cable 9 does not need to be pulled by a large amount of manpower, the cable 9 can be straightened, time and labor are saved, and the laying efficiency is improved;

the hoisting mechanism can complete hoisting installation or unloading of the cable drum 2, can be used for other hoisting work on a construction site, does not need other hoisting equipment, and meets the space requirement of the construction site; the invention can also be used for withdrawing the cable 9 onto the cable drum 2 and then the hoisting mechanism hoists the cable drum 2 wound with the cable 9 to a specified position.

The above embodiments are merely to illustrate rather than to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; modifications and equivalents may be made thereto without departing from the spirit and scope of the invention and it is intended to cover in the claims the invention as defined in the appended claims.

Claims

1. A method of releasing and laying a cable from a cable drum, comprising: the method comprises the following steps:

(5) after the cable is released from the cable reel, the cable reel is hung from the cable reeling and hoisting integrated combination vehicle, a new cable reel is replaced, and the cable is laid continuously;

2. A method of releasing and laying a cable from a cable drum according to claim 1, wherein: the two conveyor belt assemblies are identical in structure and are bilaterally symmetrical, the left conveyor belt assembly comprises a sliding block, a plurality of rolling speed reducing motors and a conveyor belt, the sliding block is arranged along the front-back direction, each rolling speed reducing motor is fixedly arranged on the upper surface of the sliding block at intervals along the front-back direction, the central line of each rolling speed reducing motor is vertically arranged, conveying rollers are coaxially and fixedly arranged on an upper side power shaft of each rolling speed reducing motor, the inner ring of the conveyor belt is sleeved on each conveying roller, a first arc-shaped groove is formed in the middle of the outer ring surface of the conveyor belt along the circumferential direction, the maximum depth of the first arc-shaped groove is smaller than the radius of a cable, two sliding grooves are formed in the left-right direction of the rear side part of the upper surface of a vehicle body platform, two bulges which are, the controller is respectively connected with each rolling speed reducing motor through signals.

3. A method of releasing and laying a cable from a cable drum according to claim 2, wherein: the distance adjusting mechanism comprises a driving speed reducing motor and a bidirectional screw rod, the central lines of the driving speed reducing motor and the bidirectional screw rod are superposed and are arranged along the left-right horizontal direction, the driving speed reducing motor is fixedly arranged at the rear side part of the upper surface of the vehicle body platform, the driving speed reducing motor is positioned at the right side of the sliding block at the right side, the bidirectional screw rod vertically penetrates through the two sliding blocks, the upper surface of the vehicle body platform is fixedly connected with two vertical plates which are symmetrically arranged left and right, the two sliding blocks are positioned between the two vertical plates, the left shaft end and the right shaft end of the bidirectional screw rod are respectively and rotatably arranged on the two vertical plates, the left end of a left power shaft of the driving speed reducing motor is in transmission connection with the right end of the bidirectional screw rod, the outer circumference of the left side part of the bidirectional screw rod is provided with a right-handed, the storage battery is electrically connected with the driving speed reducing motor, and the controller is in signal connection with the driving speed reducing motor.

4. A method of releasing and laying a cable from a cable drum according to claim 3, wherein: rotary mechanism includes rotary platform and rotatory gear motor, rotary platform's bottom is rotated and is supported at supporting platform's upper surface, the vertical fixed mounting of rotatory gear motor is at supporting platform's upper surface center, rotary platform's bottom center fixed connection is at rotatory gear motor's upside power shaft top, supporting platform's upper surface integrated into one piece has the circular orbit, the roll groove has been seted up on the circular orbit, the roll groove internal slip is equipped with a plurality of support ball, rotary platform's lower surface and each top roll extrusion contact that supports the ball, the battery is connected with rotatory gear motor electricity, controller and rotatory gear motor signal connection.

5. Method of releasing and laying a cable from a cable drum according to claim 4, characterized in that: the hoisting mechanism comprises two hydraulic telescopic upright posts, telescopic cantilever beams, ropes, a lifting hook, a winch and a hydraulic driving oil cylinder, wherein the two hydraulic telescopic upright posts are vertically arranged and are bilaterally symmetrical about the center of the rotary platform, the bottom of a cylinder body of each hydraulic telescopic upright post and the winch are fixedly connected to the upper surface of the rotary platform, the telescopic cantilever beams and the hydraulic driving oil cylinder are horizontally arranged along the left and right direction, each telescopic cantilever beam comprises an outer square pipe and an inner square pipe, the inner square pipes are inserted in the outer square pipes and are connected in a sliding manner, the left ends of the inner square pipes extend out of the left ends of the outer square pipes, the right ends of the cylinder bodies of the hydraulic driving oil cylinders are hinged to the right side part of the rear side of the outer square pipes, the left ends of piston rods of the hydraulic driving oil cylinders are hinged to the left side part of the rear side of the inner square pipes, the tops of the piston rods of the, rotate on the first ear seat and install first fixed pulley, the right-hand member upper surface middle part fixedly connected with second ear seat of outer side pipe, rotate on the second ear seat and install the second fixed pulley, the center pin of first fixed pulley and second fixed pulley all sets up along the fore-and-aft direction level, the rope winding is on the hoist engine, the rope upwards overlaps the right side portion at the second fixed pulley, the rope winds the second fixed pulley level and overlaps on first fixed pulley left, again wind the vertical downward upper end fixed connection with the lifting hook of first fixed pulley, hydraulic system is connected with two hydraulic telescoping stand columns and hydraulic drive hydro-cylinders respectively, the battery is connected with the hoist engine electricity, controller and hoist engine signal connection.

6. A method of releasing and laying a cable from a cable drum according to claim 5, wherein: the front side middle part of automobile body platform is equipped with the articulated seat of U type that is used for being connected with power locomotive, and the outer circumference middle part of guide roll is equipped with second arc recess along circumference, and the height of the second arc recess of profile is the same with the height of first arc recess under the guide roll, and the cable is along laying the direction in proper order around in the second arc recess of profile under the guide roll and the level pass two adjacent and control corresponding first arc recesses.

7. Method of releasing and laying a cable from a cable drum according to claim 6, characterized in that: the first support comprises two support columns fixed on the front side part of the upper surface of the vehicle body platform, the two support columns are respectively arranged on the left side and the right side of the cable tray in a bilateral symmetry manner, semicircular arc grooves with left sides, right sides and upper sides open are respectively formed in the tops of the two support columns along the left-right direction, shaft sleeves are respectively arranged on the outer circumferences of the left side part and the right side part of the central rotating shaft and are respectively clamped in the two semicircular arc grooves, a plurality of L-shaped clamping jaws are fixedly connected to the outer circumference of the left side part of the central rotating shaft along the circumferential direction, each L-shaped clamping jaw is positioned between the left end of the cable tray and the left end of the left shaft sleeve, the parallel sections of each L-shaped clamping jaw and the axis of the central rotating shaft are respectively clamped between two adjacent radials at the left end of the cable tray, a first, a second belt pulley is fixedly arranged on a power shaft for winding and unwinding the speed reducing motor through a key, and the first belt pulley and the second belt pulley are connected through a belt in a transmission manner.

8. A method of releasing and laying a cable from a cable drum according to claim 7, wherein: the step (1) is specifically as follows: inserting a central rotating shaft into a central hole of a cable disc fully wound with cables from left to right, respectively clamping each L-shaped clamping jaw between two adjacent radial plates at the left end of the cable disc, respectively extending the right end of the central rotating shaft out of the right end of the central hole of the cable disc, respectively installing two shaft sleeves on the outer circumferences of the left side part and the right side part of the central rotating shaft, then controlling piston rods of two hydraulic telescopic vertical columns to synchronously extend upwards to a certain height through a controller and a hydraulic system, then controlling a hydraulic driving oil cylinder to push an inner pipe of a telescopic cantilever beam to extend outwards, enabling a lifting hook to be positioned right above the cable disc to be laid, using a steel wire rope to hoop two shaft ends of the central rotating shaft inserted in the central hole of the cable disc, starting a winch, enabling the winch to rotate forwards to release the rope, enabling the lifting hook to vertically fall until the steel wire rope can be hung on the lifting hook, then hanging, the lifting hook is lifted upwards, the bottom of the lifting hook, which lifts the cable drum and the central rotating shaft to the cable drum through the steel wire rope, is higher than the two support columns, the rotary speed reducing motor is started, the rotary speed reducing motor drives the rotary platform to rotate, the cable drum is made to swing right above the two support columns, the winch rotates forwards to release the rope, the lifting hook is made to vertically descend until the cable drum falls between the two support columns and two shaft sleeves are respectively clamped in semicircular arc grooves at the tops of the two support columns, the steel wire rope is taken down and the lifting hook is moved away, and the rotary platform, the telescopic cantilever beam and the two hydraulic telescopic stand columns are made to restore to the initial state.

9. A method of releasing and laying a cable from a cable drum according to claim 7, wherein: the step (3) is specifically as follows: starting a driving speed reducing motor, driving the speed reducing motor to drive a bidirectional screw rod to rotate, driving the bidirectional screw rod to respectively drive two sliding blocks to slide, adjusting the distance between two conveying belts to adapt to the diameter of a cable, driving a vehicle body platform to walk along a cable trench by a power locomotive, collecting the speed reducing motor to rotate in a forward rotation mode to drive a central rotating shaft to rotate, driving a cable reel to rotate in a forward direction to release the cable, starting each rolling speed reducing motor, driving each conveying roller to rotate by each rolling speed reducing motor so as to enable the two conveying belts to rotate synchronously and oppositely, sequentially winding the cable in a second arc-shaped groove on the lower profile of a guide roller along the laying direction and horizontally penetrating through two adjacent first arc-shaped grooves corresponding to the left and the right, extruding the cable by the two conveying belts and straightening and releasing the cable, manually placing the released cable along the edge of the cable trench, or pulling the, the cable winding and unwinding device comprises a winding and unwinding speed reducing motor, a central rotating shaft, a cable reel, a conveying roller, two conveying belts, a cable and a cable duct, wherein the winding and unwinding speed reducing motor rotates in a forward direction to drive the central rotating shaft to rotate, the central rotating shaft drives the cable reel to rotate in a forward direction to release the cable, each rolling speed reducing motor drives each conveying roller to rotate, so that the two conveying belts synchronously rotate in opposite directions, the cable is sequentially wound in a second arc-shaped groove on the lower profile of the guide roller along the laying direction and horizontally penetrates through two adjacent first arc-shaped grooves corresponding to the left and the right, the two conveying belts extrude the cable and straighten and release the cable, the head end;