阅读说明：本技术 一种公铁两用高压电缆放线作业车及其作业方法 (Highway-railway dual-purpose high-voltage cable paying-off operation vehicle and operation method thereof ) 是由 孙永武 李海东 杨维平 柴正均 彭龙虎 丁敏 李松茂 郑涛华 周红斌 陈松 任俊 于 2020-04-17 设计创作，主要内容包括：一种公铁两用高压电缆放线作业车,包括公铁两用液压平板车、自动放线装置、多功能电缆导向起重臂；所述公铁两用液压平板车包括操控室总成、动力及车载液压源、底盘、支撑及导向机构、轨道轮；所述自动放线装置包括右支架组件、左支架组件、电缆盘夹紧组件、驱动轮及轮轴组件、支撑轮及轮轴组件、电缆盘宽度调节组件、驱动液压马达、多路液压控制阀；所述多功能电缆导向起重臂,包括提供回转作用的回转体组件、提供支撑作用的立柱组件、折臂组件、多级伸缩臂组件、辅助加长臂、吊篮组件及控制装置；施工效率高,减少人力成本和管理费用,降低劳动强度,实现机械化；结构紧凑,伸展自如,适应狭窄空间,效率更高。(A highway and railway dual-purpose high-voltage cable paying-off operation vehicle comprises a highway and railway dual-purpose hydraulic flat car, an automatic paying-off device and a multifunctional cable guide crane boom; the road and railway dual-purpose hydraulic flat car comprises a control room assembly, a power and vehicle-mounted hydraulic source, a chassis, a supporting and guiding mechanism and rail wheels; the automatic pay-off device comprises a right support assembly, a left support assembly, a cable drum clamping assembly, a driving wheel and wheel shaft assembly, a supporting wheel and wheel shaft assembly, a cable drum width adjusting assembly, a driving hydraulic motor and a multi-path hydraulic control valve; the multifunctional cable guide crane boom comprises a revolving body component for providing a revolving action, an upright post component for providing a supporting action, a folding arm component, a multi-stage telescopic arm component, an auxiliary lengthening arm, a hanging basket component and a control device; the construction efficiency is high, the labor cost and the management cost are reduced, the labor intensity is reduced, and the mechanization is realized; compact structure, extend freely, adapt to narrow space, efficiency is higher.)

1. The utility model provides a dual-purpose high tension cable unwrapping wire operation car of highway-railway which characterized in that: the device comprises a highway and railway dual-purpose hydraulic flat car (1), an automatic pay-off device (2) and a multifunctional cable guide crane boom (3);

the automatic pay-off device (2) comprises a right support assembly (21), a left support assembly (22), a cable drum clamping assembly (23), a driving wheel and wheel shaft assembly (24), a supporting wheel and wheel shaft assembly (25), a cable drum width adjusting assembly (26), a driving hydraulic motor (27) and a multi-path hydraulic control valve (28);

the right support assembly (21) comprises a bottom plate (211), a right support frame (212), a right jacking oil cylinder (213), a hydraulic motor mounting seat (214) and a right lifting sliding plate (215); the right supporting frame (212) is vertically and fixedly connected to one side of the bottom plate (211), the right supporting frame (212) is of a frame structure, the middle of the right supporting frame is a hollow rectangular groove, a right jacking oil cylinder (213) which is vertically arranged is arranged at the lower part of the rectangular groove, an opening is formed in the right lifting sliding plate (215), two sides of the opening are embedded into a right inner groove (2121) on the side surface of the rectangular groove, the lower end of the right lifting sliding plate (215) is installed at the jacking end of the jacking oil cylinder (213), and the right jacking oil cylinder (213) can push the right lifting sliding plate (215) to slide along a right inner groove (;

the left support assembly (22) comprises a left support frame (221), a bearing wheel (222), a left bearing seat (223), a hydraulic oil cylinder mounting seat (224), a left jacking oil cylinder (225) and a left lifting sliding plate (226); two left bearing seats (223) are respectively axially aligned with the two rows of right bearing seats (216); the left support frame (221) is of a frame structure, and the middle part of the left support frame is a hollow rectangular groove; a left jacking oil cylinder (225) which is vertically arranged is arranged at the lower part of the rectangular groove, the inner part of the left lifting sliding plate (226) is provided with a hole, two sides of the left lifting sliding plate are embedded into a right inner groove (2121) on the side surface of the rectangular groove, the lower end of the left lifting sliding plate (226) is arranged at the pushing end of the left jacking oil cylinder (225), the left jacking oil cylinder (225) can push the left lifting sliding plate (216) to slide along the left inner groove (2211) of the left support frame, and a bearing wheel (222) is fixedly arranged at the bottom of the left;

the cable drum clamping assembly (23) comprises a double-end locking screw rod (231), two cable drum clamping devices are arranged at two ends of the double-end locking screw rod (231) in a threaded fit mode, each cable drum clamping device comprises a quick locking hand wheel (232), a bearing seat (233), a bearing (234) and a tip cone (235) which are arranged from outside to inside, and internal threads matched with the screw rod are carved in an inner hole of the quick locking hand wheel (232);

the driving wheel and wheel shaft assemblies (24) and the supporting wheel and wheel shaft assemblies (25) are arranged on the bottom ends of the bottom plate (211) and the supporting frame (212) in two rows; the left end hubs of the driving wheel assembly (24) and the supporting wheel assembly (25) are fixed on the left bracket component (22), the right end hubs of the driving wheel assembly (24) and the supporting wheel assembly (25) are fixed on the right bracket component (21), and the driving hydraulic motor (27) is arranged at the right end of the driving wheel assembly (24) and can drive the driving wheel of the driving wheel assembly (24) to rotate;

the cable reel width adjusting assembly (26) comprises a telescopic oil cylinder (261), the telescopic oil cylinder (261) is installed in the middle of the bottom plate (211) through an oil cylinder lug seat (217) fixed on the bottom plate (211), and the telescopic end of the telescopic oil cylinder (261) is fixed at the lower end of the middle of the left support frame (221) and can push the left support frame assembly (22) to slide left and right; the intermediate shafts of the driving wheel assembly (24) and the supporting wheel assembly (25) are in spline sliding connection with the two right bearing seats (216) of the right bracket assembly so as to ensure that the driving wheel or the supporting wheel at the left end of the driving wheel assembly (24) and the supporting wheel assembly (25) can slide left and right along with the left bracket assembly (22);

the multifunctional cable guide crane boom (3) comprises a revolving body component (31) for providing a revolving action, an upright post component (32) for providing a supporting action, a folding arm component (33), a multi-stage telescopic arm component (34), an auxiliary lengthening arm (35), a hanging basket component (36) for operators to work high above the ground and a control device; the lower part of the revolving body component is fixed on an external movable vehicle body, the upper end of the revolving body component is fixed at the lower end of an upright post component (32), two ends of a folding arm component (33) are respectively hinged with a fixed upright post component (32) and a multi-stage telescopic arm component (34), a folding control oil cylinder (311) is arranged between the folding arm component (33) and the revolving body component (31) or the upright post component (32), one side of the folding arm component (33) is fixedly provided with an amplitude-variable arm oil cylinder (331) for operating a folding arm, namely adjusting the up-and-down swing angle of a guide arm, the telescopic end of the folding arm oil cylinder (331) is fixed at an ear seat of the multi-stage telescopic arm oil cylinder, the multi-stage telescopic arm component (34) is internally provided with an oil cylinder for driving the telescopic arm to stretch; the folding arm assembly (33) is provided with at least one folding arm cable limiter (332); the multi-stage telescopic arm component (34) is provided with at least one telescopic arm cable limiter (341), and a safety steel wire rope (342) is arranged between the folding arm component (33) and the multi-stage telescopic arm component (34).

2. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: the road and railway dual-purpose hydraulic flat car (1) comprises a control room assembly (11), a power and vehicle-mounted hydraulic source (12), a chassis (13), a supporting and guiding mechanism (14) and rail wheels (15);

the control room assembly (11) consists of a cab, a hydraulic control multi-way valve and an electric control system

The power and vehicle-mounted hydraulic source (12) consists of a diesel engine and a vehicle-mounted hydraulic source and provides a power source for vehicle running and equipment running;

the chassis (13) is formed by bending and welding steel plates, the middle part is provided with an automatic pay-off device (2), the tail part is provided with a multifunctional cable guide crane boom (3);

the supporting and guiding mechanism (14) is formed by welding thick steel plates, the shape of the appearance structure is L type, oil cylinders are transversely and vertically arranged, the supporting distance is adjusted by the transverse oil cylinder or the gap between the guide wheel and the track plate to adapt to the width of the track plate, the height of the supporting leg or the guide wheel is adjusted by the vertical oil cylinder, and a sliding block is arranged between moving parts to ensure that the parts run smoothly;

the rail wheels (15) are separated rail wheels, the front wheels are independent, the rear wheels and the tire hubs are coaxially driven, and the chassis (13) can be quickly installed and dismantled after being jacked up by the supporting and guiding mechanism (14) according to working conditions.

3. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: when the highway and railway dual-purpose hydraulic flat car (1) runs on a track slab sleeper wood or a roadbed, the wheel track adjusting range is 2050 and 2180; during adjustment, the bolts on the end face of the expansion coupling between the hub and the shaft are loosened, the automatic pay-off device (2) is lifted up by the supporting and guiding mechanism (14), the tire is lifted off the ground, after the wheel tread is adjusted to the required size, the chassis (13) is dropped, the tire lands, and the bolts on the end face of the expansion coupling are locked.

4. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 2, wherein: the upper end of the telescopic oil cylinder (261) is provided with a cable piston rod protection plate (262).

5. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: supplementary extension arm (35) one end is through triangle-shaped board (342) and multistage flexible arm subassembly (34) tip fixed connection, and rotatable universal cable shift fork is installed at the other end top for guide, lift the cable, for crossing over pole, pillar and design.

6. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: a plurality of oil cylinders of HSG80-1700 models are arranged in the multi-stage telescopic arm assembly (34), the oil cylinders are arranged in the inner cavity of each stage of telescopic arm assembly, the base of the cylinder barrel of each oil cylinder is fixed at the first stage, the telescopic end of the piston rod is fixed with the inner cavity of the second stage arm, and the telescopic arms of the rest stages are analogized.

7. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: roll over structure of arm cable stopper (332) or flexible arm cable stopper (341) and roll over into the U type for the band steel, the drilling of bottom is fixed in with the bolt and is rolled over arm, flexible arm head, drills in U type top, places buddhist nun's pulley area both ends hasp and hollow axle in it, fixes with the drift bolt, and the effect plays spacingly to the cable of deriving, prevents that the cable from popping out the guide arm because of tension.

8. The highway and railway dual-purpose high-voltage cable pay-off operation vehicle as claimed in claim 1, wherein: the hanging basket component (36) is of an up-and-down telescopic structure, the hanging ring (361) is rectangular, a fan-shaped hole is formed in the upper portion of the hanging basket component and connected with a corresponding shaft on the tail end of the telescopic arm, the fan-shaped hole can be adaptive to the vertical posture of the hanging basket, the two limiting columns at the bottom of the hanging basket are blocked below the cross support at the upper portion of the hanging basket, holes are formed in the cross support according to the cross section size of the hanging ring, the hanging ring is inserted into the holes, the two limiting columns are installed and locked, the hanging ring is stressed to rise, the hanging.

9. The operation method of the high-voltage cable pay-off operation vehicle for highway and railway according to claim 1, comprising the following steps:

the method comprises the following steps: the highway and railway dual-purpose hydraulic flat car (1) is driven to an operation area, the wheel track is adjusted, a bottom plate (211) of an automatic pay-off device (2) is well connected and fixed with a bolt at the bottom of a left support, the bottom plate and the left support are fixed on an external flat car chassis, and a telescopic oil cylinder (261) is operated to stretch according to the diameter and the width of a cable reel (29), so that the distance between tip cones (235) at two ends of a cable reel clamping assembly (23) is greater than the total width of the cable reel; the shafts of the driving wheel and wheel shaft assembly (24) and the supporting wheel and wheel shaft assembly (25) are in spline sliding connection with the two bearing seats of the right bracket, the driving and supporting wheel flange close to the right bracket pushes the cable reel to move leftwards, and the left bracket is fixed;

step two: hoisting a cable reel to the left and right supports to fall onto the driving and supporting wheels, wherein the outer diameter of the cable reel is tangent to the outer diameters of the driving wheel and the supporting wheel, so that the cable reel is clamped in the cable reel, and after the hoisting tool is loosened and removed, operating a left jacking oil cylinder (225) and a right jacking oil cylinder (213) on the left and right supports to push any one hole on the lifting sliding plate to be close to the central hole of the cable reel;

step three: 2 clamping tip cones (235) are installed in sliding plate holes of a left support and a right support, a double-end locking screw rod (231) penetrates through two tip cones (235) and a central hole of a cable reel, a clamping oil cylinder is operated to retract, two rollers at the bottom of the right support roll in place, and hand wheels (232) are quickly locked at two ends of the screw rod to lock, so that the left and right sides of the cable reel are in a horizontal position, no surge occurs, and the cable reel is reliably installed;

step four: after the cable reel is fixed in place, the jacking oil cylinder is descended, the cable reel naturally falls on the driving and supporting wheels, the driving hydraulic motor (27) is started according to the cable laying direction, the driving wheel and the supporting wheels are in contact friction with the cable reel, the driving wheel rotates to drive the cable reel to reversely rotate, and the supporting wheels support the cable reel to reversely rotate; the automatic unfolding function of the high-voltage cable is realized; the cable reel is rotated in a required direction, the feed flow and pressure of the hydraulic motor are adjusted according to the traction force and the traction speed of the cable, and the cable is synchronously and naturally released and guided to a folded arm cable guide ring (341) on the multifunctional cable guide crane arm;

step five: the cable is guided to be laid on a folding arm cable guide ring (341) on a multi-functional cable guide boom in three specific conditions:

(1) laying on the track side of the bridge and the tunnel section; adjusting the angle of a vertical column assembly (32), rotating to form 30-60 degrees with a line, adjusting the swing angle of a folding arm assembly (33) and the length of a multi-stage telescopic arm assembly (34), enabling the head of the multi-stage telescopic arm assembly (34) to be arranged in a cable groove, enabling the height of the multi-stage telescopic arm assembly (34) to be 1-1.3 meters away from the cable groove, clamping a high-voltage cable in a folding arm cable stopper (332) or a telescopic arm cable stopper (341), enabling a cable reel to synchronously rotate along with an external loading vehicle, releasing the cable (4), leading the cable (4) into the direction of the cable groove by a guide arm, enabling the cable falling into the cable groove to form tension on the folding arm assembly (33) and the multi-stage telescopic arm assembly (34), and guiding;

(2) laying on bridge and tunnel sections across tracks; adjusting the angle of a vertical column component (32), rotating to form 20-40 degrees with a line, adjusting the swing angle of a folding arm component (33), installing an auxiliary lengthened arm (35) at the position corresponding to the head of a multi-stage telescopic arm component (34), adjusting the length of the multi-stage telescopic arm component (34), enabling the total length of the folding arm, the telescopic arm and an auxiliary arm to be more than 7.3 meters, adjusting the rotation angle of a rotating body, enabling a cable shifting fork (351) at the head of the auxiliary lengthened arm (35) to be 1-1.3 meters above a cable groove, clamping a high-voltage cable in a folding arm cable stopper (332), a telescopic arm cable stopper (341) and an auxiliary arm cable shifting fork (351), enabling a cable reel to synchronously rotate along with a vehicle, releasing the cable (4), guiding the cable (4) into the direction of the cable groove by the auxiliary arm cable shifting fork (351), enabling the cable falling into the cable groove to form tension to the guide arm, and, guiding the cables (4) to the cable grooves in sequence to finish the laying of the high-voltage cables;

(3) high-voltage cables are laid on the roadbed section in a crossing manner; according to the railway design specification, the roadbed section cable trough is designed on the outer side of the foundation of a contact net support column (5), and the implementation mode is consistent with the implementation mode of laying on the track side of a bridge and a tunnel section; the embodiment is as follows;

(a) an auxiliary lengthening arm (35) is arranged at a corresponding position of the head of a telescopic arm, the rotation angle of an upright post is adjusted to form 30-60 degrees with a line, the angle of a folding arm component (33) is adjusted, the length of a multi-stage telescopic arm component (34) is adjusted, a revolving body component (31) and a folding arm swing angle are adjusted, a cable shifting fork (351) at the head of the auxiliary arm crosses the top of a contact net support, a high-voltage cable crosses the contact net support (5) in the cable shifting fork, the folding arm component (33) falls, a cable (4) falls into a cable groove to complete cable crossing of the support, at the moment, an external loading vehicle stops, a cable reel rotates to release the length of the cable to meet the crossing height of a guide arm, crossing of the revolving upright post is completed, the swing angle of the folding arm component (33) and the multi-stage telescopic arm component (34) are along the line direction, when the next support, the cable (4) is laid in a crossing way in a reciprocating way;

(b) the method is implemented by laying on the track side of a bridge and a tunnel section: advance earlier and put the whole exhibition of cable to roadbed safety position between track board to contact net pillar (5), the whole exhibition back of cable, during the empty wagon return stroke, adjust the guide arm total length and satisfy and stride across the requirement, put into cable shift fork (351) with near the cable manual work of pillar, operation folding arm subassembly (33) amplitude of oscillation angle and solid of revolution subassembly (31) angle, cross contact net pillar (5) top with the cable, the guide arm falls down, the cable falls into the cable duct along with it, the gyration stand, make guide arm and circuit syntropy, so reciprocal, accomplish cable and stride across and lay.

Technical Field

The invention relates to the fields of high-voltage cable laying, tunnel ventilation and illumination construction, equipment installation, professional cable laying, material transferring and installation construction of railway power transformation and contact networks, stray cable laying, material equipment transferring and installation of urban rail transit and power grid construction in the railway industry, and discloses a cable paying-off working vehicle for a highway-railway dual-purpose high-voltage device, which takes mechanized construction as the leading factor.

Background

Railway high tension cable, urban rail transit stray cable and electric wire netting construction field electric power construction, current technical condition and construction organization generally lay high tension cable by the manual work, and the flow is: a jack supports a cable reel, 8-10 people rotate the cable reel, and 20-30 people pull and drag the cable to be spread to a cable channel, or a mode combining mechanical stranding and manual traction is adopted to lay a high-voltage cable to the cable channel, so that the laying of the high-voltage cable is completed; power equipment such as box-type transformers or high-voltage insulators, switches and the like need to be manually installed in place through automobile transferring and hoisting. Particularly, the length of a single disc of the high-voltage cable of the high-speed railway trunk line is more than 3000 meters, the weight of the single disc is about 5000Kg, and due to the restriction of construction environment and terrain, a professional construction team of 40-50 people is needed to complete the construction task.

When high-voltage cables are laid in railway tunnels, tunnel ventilation and illumination and stray cables are laid in urban rail transit, in the past, four people are required to control the high-voltage cables and the high-voltage cables by using ladders and ladder vehicles, and operating personnel fix the high-voltage cables on the wall.

Disclosure of Invention

In view of the above problems, the present invention provides a cable paying-off vehicle for highway and railway, which reduces labor intensity and labor cost.

The technical scheme adopted by the invention is as follows: a highway and railway dual-purpose high-voltage cable paying-off operation vehicle comprises a highway and railway dual-purpose hydraulic flat car, an automatic paying-off device and a multifunctional cable guide crane boom;

the automatic pay-off device comprises a right support assembly, a left support assembly, a cable drum clamping assembly, a driving wheel and wheel shaft assembly, a supporting wheel and wheel shaft assembly, a cable drum width adjusting assembly, a driving hydraulic motor and a multi-path hydraulic control valve;

the right support assembly comprises a bottom plate, a right support frame, a right jacking oil cylinder, a hydraulic motor mounting seat and a right lifting sliding plate; the right supporting frame is vertically and fixedly connected to one side of the bottom plate, the right supporting frame is of a frame structure, a hollow rectangular groove is formed in the middle of the right supporting frame, a right jacking oil cylinder is vertically arranged on the lower portion of the rectangular groove, an opening is formed in the right lifting sliding plate, two sides of the opening are embedded into a right inner groove in the side face of the rectangular groove, the lower end of the right lifting sliding plate is installed at the jacking end of the jacking oil cylinder, and the right jacking oil cylinder can push the right lifting sliding plate to slide along the;

the left support assembly comprises a left support frame, a bearing wheel, a left bearing seat, a hydraulic oil cylinder mounting seat, a left jacking oil cylinder and a left lifting sliding plate; the two left bearing seats are respectively axially aligned with the two rows of right bearing seats; the left support frame is of a frame structure, and the middle part of the left support frame is a hollow rectangular groove; the lower part of the rectangular groove is provided with a left jacking oil cylinder which is vertically arranged, the inside of a left lifting slide plate is provided with a hole, two sides of the left lifting slide plate are embedded into a right inner groove on the side surface of the rectangular groove, the lower end of the left lifting slide plate is arranged at the pushing end of the left jacking oil cylinder, the left jacking oil cylinder can push the left lifting slide plate to slide along the left inner groove of the left support frame, and a bearing wheel is fixedly arranged at the bottom of;

the cable drum clamping assembly comprises a double-head locking screw rod, two cable drum clamping devices are arranged at two ends of the double-head locking screw rod in a thread fit mode, each cable drum clamping device comprises a quick locking hand wheel, a bearing seat, a bearing and a tip cone which are arranged from outside to inside, and an inner hole of the quick locking hand wheel is engraved with an inner thread matched with the screw rod;

the driving wheel and wheel shaft assemblies, the supporting wheels and the wheel shaft assemblies are arranged on the bottom ends of the bottom plate and the supporting frame in two rows; the left end hubs of the driving wheel assembly and the supporting wheel assembly are fixed on the left bracket assembly, the right end hubs of the driving wheel assembly and the supporting wheel assembly are fixed on the right bracket assembly, and the driving hydraulic motor is arranged at the right end of the driving wheel assembly and can drive the driving wheel of the driving wheel assembly to rotate;

the cable reel width adjusting assembly comprises a telescopic oil cylinder, wherein the telescopic oil cylinder is arranged in the middle of the bottom plate through an oil cylinder lug fixed on the bottom plate, and the telescopic end of the telescopic oil cylinder is fixed at the lower end of the middle of the left support frame and can push the left support frame assembly to slide left and right; the middle shafts of the driving wheel assembly and the supporting wheel assembly are in spline sliding connection with the two right bearing seats of the right bracket assembly, so that the driving wheel or the supporting wheel at the left end of the driving wheel assembly and the supporting wheel assembly can slide left and right along with the left bracket assembly.

The multifunctional cable guide crane boom comprises a revolving body component for providing a revolving action, an upright post component for providing a supporting action, a folding arm component, a multi-stage telescopic arm component, an auxiliary lengthening arm, a hanging basket component for operators to work aloft and a control device; the lower part of the revolving body component is fixed on an external movable vehicle body, the upper end of the revolving body component is fixed at the lower end of the stand column component, two ends of the folding arm component are respectively hinged with the fixed stand column component and the multistage telescopic arm component, a folding control oil cylinder is arranged between the folding arm component and the revolving body component or the stand column component, a folding arm oil cylinder is fixedly arranged on one side of the folding arm component, the telescopic end of the folding arm oil cylinder is fixed at the lug seat of the multistage telescopic arm oil cylinder, an oil cylinder arranged in the multistage telescopic arm drives the telescopic arm to stretch, an adjustable cable limiter is arranged on the upper part of the multistage telescopic arm component, and the front end of the; the folding arm assembly is provided with at least one folding arm cable guide ring; the multi-stage telescopic arm assembly is provided with at least one folding arm cable guide ring, and a safety steel wire rope is arranged between the folding arm assembly and the multi-stage telescopic arm assembly.

Furthermore, the road and railway dual-purpose hydraulic flat car comprises a control room assembly, a power and vehicle-mounted hydraulic source, a chassis, a supporting and guiding mechanism and track wheels;

the control room assembly consists of a cab, a hydraulic control multi-way valve and an electric control system

The power and vehicle-mounted hydraulic source consists of a diesel engine and a vehicle-mounted hydraulic source and provides a power source for vehicle running and equipment running;

the chassis is formed by bending and welding steel plates, the middle part is provided with an automatic pay-off device, the tail part is provided with a multifunctional cable guide cargo boom

The supporting and guiding mechanism is formed by welding thick steel plates, the shape of the supporting and guiding mechanism is L type, oil cylinders are transversely and vertically arranged, the supporting distance is adjusted by the transverse oil cylinder or the gap between the guide wheel and the track plate to adapt to the width of the track plate, the height of the supporting leg or the guide wheel is adjusted by the vertical oil cylinder, and a sliding block is arranged between moving parts to ensure that the parts run smoothly;

the rail wheels are separated rail wheels, the front wheels are independent, the rear wheels and the tire hubs are coaxially driven, and the chassis can be quickly installed and dismantled after being jacked up by the supporting and guiding mechanism according to working conditions.

Further, when the road-railway dual-purpose hydraulic flat car runs on a track slab sleeper wood room or a roadbed, the wheel track adjusting range is 2050 and 2180; during adjustment, the bolts on the end face of the expansion coupling between the hub and the shaft are loosened, the automatic pay-off device is jacked up by the supporting and guiding mechanism, the tire is lifted off the ground, the chassis is dropped after the wheel tread is adjusted to the required size, the tire lands, and the bolts on the end face of the expansion coupling are locked.

Furthermore, a cable piston rod protection plate is arranged at the upper end of the telescopic oil cylinder.

Furthermore, one end of the auxiliary lengthening arm is fixedly connected with the end part of the multi-stage telescopic arm component through a triangular plate, and the top of the other end is provided with a universal cable shifting fork for guiding and lifting cables, and the auxiliary lengthening arm is designed for crossing an electric pole and a support;

furthermore, a plurality of oil cylinders of the type HSG80-1700 are arranged in the multi-stage telescopic arm assembly, the oil cylinders are arranged in the inner cavity of each stage of telescopic arm assembly, the base of the cylinder barrel of each oil cylinder is fixed at the first stage, the telescopic end of the piston rod is fixed with the inner cavity of the second stage arm, and the telescopic arms of the rest stages are analogized.

Further, roll over arm cable stopper or flexible arm cable stopper's structure and roll over into the U type for the band steel, the drilling of bottom is fixed in with the bolt and is rolled over arm, flexible arm head, and drilling in U type top places nylon wheel belt both ends hasp and hollow axle in it, fixes with the drift bolt, and the effect plays spacingly to the cable of deriving, prevents that the cable from popping out the guide arm because of tension.

Furthermore, the hanging basket component is of an up-and-down telescopic structure, the hanging ring is rectangular, a fan-shaped hole is formed in the upper portion of the hanging basket component and connected with a corresponding shaft on the tail end of the telescopic arm, the fan-shaped hole can be adaptive to the vertical posture of the hanging basket, the two limiting columns at the bottom of the hanging basket are blocked below the cross support at the upper portion of the hanging basket, holes are formed in the cross support according to the cross section size of the hanging ring, the hanging ring is inserted into the holes, the two limiting columns are installed and locked, the hanging ring is stressed to rise, the hanging basket cross.

The invention has the advantages and characteristics that: (1) the high-voltage cable laying and unfolding device is suitable for railway trunk high-voltage cables, tunnel ventilation and illumination and equipment installation engineering, laying and unfolding of stray cables and other cables in urban rail transit, laying the high-voltage cables to cable channels, is high in construction efficiency, replaces construction teams of dozens of people, reduces labor cost and management cost, reduces labor intensity and realizes mechanization;

(2) the multifunctional cable guide crane boom adopts a structure of a folding arm and a telescopic arm, so that the structure is more compact, the multifunctional cable guide crane boom can be freely extended, adapts to a narrow space and has higher efficiency, the whole suspension arm can be contracted by the folding arm, the occupied space is relatively smaller, various auxiliary tools such as an aerial work platform, a working bucket, a clamp, a hanging basket and the like can be additionally arranged on the folding arm, and the purposes of expanding vehicles to carry out aerial work and lifting work are expanded;

(3) the automatic unfolding function of the high-voltage cable is realized, the bending stress of the cable is released, and the construction efficiency is high, safe and reliable;

(4) the utility model discloses a multi-functional cable direction jib loading boom stridees across obstacles such as pole, contact net pillar between flatbed and the cable channel, can easily overturn the cable and fall into the cable duct more.

Drawings

FIG. 1 is a schematic overall structure of a preferred embodiment of the present invention;

FIG. 2 is a schematic illustration of the parts of the road-rail dual-purpose hydraulic flatbed

FIG. 3 is a schematic view of the overall structure of the automatic pay-off device;

FIG. 4 is a schematic structural view of a right bracket assembly

FIG. 5 is a schematic structural view of the left bracket assembly;

FIG. 6 is a schematic structural view of a cable drum clamping assembly;

FIG. 7 is a schematic view of the cable reel in a position after the cable reel is dropped

Fig. 8 is an overall structural view (folded state) of the multifunctional cable guide boom;

fig. 9 is an overall structural view (unfolded state) of the multifunctional cable guide boom;

FIG. 10 is a schematic side-track laying of a bridge and tunnel section;

FIG. 11 is a schematic view of the bridge and tunnel section crossing track laying

Fig. 12 is a schematic view of the high voltage cable laying of the ballast section crossing;

Detailed Description

The invention is further illustrated with reference to the accompanying drawings: