Intelligent electric power cable emergency first-aid repair car
Technical field
The present invention relates to technical field of power rush-repair, specifically a kind of intelligent electric power cable emergency first-aid repair car.
Background technology
In the upkeep operation of power circuit, the maintenance of communication cable is highly important operation.The repairing of the existing maintenance to communication cable and communication cable, the mode directly climbed generally by people carries out the repairing operation of communication cable after climbing to the high point.In this process, it is necessary to the operation such as recovery manually carrying out the intercepting of cable, the replacement of electric elements and old cable.Under aforesaid way, the repairing working performance of communication cable is low, labor strength is big.
Summary of the invention
It is an object of the invention to provide a kind of intelligent electric power cable emergency first-aid repair car, for improving work efficiency when communication cable is carried out repairing operation.
This invention address that its technical problem is adopted the technical scheme that: intelligent electric power cable emergency first-aid repair car, including car body, it is characterized in that, also include side sweep assembly, new cable handling assembly, old cable recovery assembly, linear measure longimetry assembly and lifting assembly,
It is respectively arranged on the left side and the right side pair of tracks at described car body, between two paired tracks, is slidably fitted with side sweep, between described side sweep and car body, is provided with the side sweep driving mechanism that driving side sweep moves up and down;Described side sweep and side sweep driving mechanism constitute side sweep assembly;
Rear side at car body is provided with new cable handling assembly, described new cable handling assembly mainly includes support arm, gripper shoe, the first handling oil cylinder, the second handling oil cylinder and clamping device, described support arm is a pair that left and right is arranged, and described support arm is hingedly mounted in gripper shoe, the first handling oil cylinder it is provided with, the first handling oil cylinder synchronization action described in two between described gripper shoe and support arm;It is provided with U-shaped frame at the top of described support arm, the cone tank being interconnected and the first semicircle orifice it is provided with on the top of described U-shaped frame, the big end of described cone tank runs through the top of U-shaped frame, the small end of described cone tank and the first semicircle orifice connect and seamlessly transit between the two, left end at described U-shaped frame is provided with fixture block by jointed shaft is hinged, described fixture block is provided with and the second semicircle orifice of the first semicircle orifice mating reaction, right-hand member at described U-shaped frame is provided with and the slot of fixture block free end mating reaction, when the free end of described fixture block is placed in slot first, second semicircle orifice surrounds the rotating shaft holding chamber of clamping rotating shaft, described rotating shaft is used for supporting new cable frame, the clamping device driving fixture block to swing it is provided with between described fixture block and clamping limb;Described gripper shoe is hingedly mounted on the top of groove, and described groove is arranged on car body, is provided with the second handling oil cylinder between the bottom and the bottom of gripper shoe of described groove, and when the piston rod of described second handling oil cylinder is fully extended, gripper shoe is positioned at horizontal plane;Free end in described gripper shoe is provided with hole, location, is provided with gripper shoe fixed mechanism between hole, location and the car body of described gripper shoe;
In the left side of described car body or/and the right side of car body is provided with old cable reclaims assembly, described old cable reclaims assembly and mainly includes fixed support, travel(l)ing rest, translation oil cylinder and smooth out with the fingers line mechanism, described fixed frame is fixed on car body top, described travel(l)ing rest is slidably mounted on car body top, it is provided with translation oil cylinder between described travel(l)ing rest and car body, it is provided with fixing axle at described support bracket fastened top, the movable axis on fixing axle extended line, described fixing axle and movable axis mating reaction clamping old cable frame it is provided with at the top of described travel(l)ing rest;Described fixed support is provided with and smoothes out with the fingers line mechanism, described line mechanism of smoothing out with the fingers includes cross tube, smooth out with the fingers coil holder, smooth out with the fingers line device, first push-and-pull spring and the second push-and-pull spring, described cross tube is fixed on fixed support, top slide at described cross tube is provided with base, the first push-and-pull spring it is provided with between the left side and cross tube of described base, the second push-and-pull spring it is provided with between the right side and cross tube of described base, it is rotatablely equipped with at the top of described base and smoothes out with the fingers coil holder, described coil holder of smoothing out with the fingers does 360 degree of rotations in horizontal plane, it is provided with Circular Plate at the described top smoothing out with the fingers coil holder, in described Circular Plate dismountable annular is installed smooth out with the fingers line device, it is provided with some balls being circumferentially uniformly arranged in the described inner side smoothing out with the fingers line device;
Described fixed support is provided with linear measure longimetry assembly, described linear measure longimetry assembly mainly includes sheer pole, counter wheel, regulating wheel sum counter, it is provided with the sheer pole below cross tube in described support bracket fastened bottom, upper and lower cross bar staggers before and after in the horizontal direction and sheer pole is positioned at the front side of cross tube, described sheer pole is rotatablely equipped with regulating wheel and counter wheel, the axis height of described counter wheel is higher than the axis height of regulating wheel, and old cable is walked around the upper end of regulating wheel and then passed around the lower end of counter wheel and towards the side at cross tube place;Being provided with counter-support on described sheer pole, be provided with enumerator in described counter-support, the eccentric position at counter wheel is provided with and the proximity switch of enumerator effect, and described enumerator is connected with controller signals;
It is provided with lifting assembly at the middle part of described car body, described lifting assembly mainly includes workbench, elevating ram, jacking cylinder, expansion bracket and lifting frame, the bottom of described lifting frame and car body are articulated and connected, it is provided with oil cylinder groove at the top of described car body, it is provided with elevating ram between bottom and the lifting frame of described oil cylinder groove, the inner chamber of described lifting frame is slidably fitted with expansion bracket, the inwall on the top of described expansion bracket is fixed with the jacking cylinder arranged for about a pair, the inwall of the bottom of described lifting frame is fixed with the jacking cylinder journal stirrup arranged for about a pair, the piston rod free end of described jacking cylinder is connected with corresponding jacking cylinder journal stirrup;It is fixed with workbench in the upper end of described expansion bracket, is provided around guard rail at described workbench.
Further, described side sweep driving mechanism includes sweep motor, cam and connecting rod, described car body is provided with the side sweep slideway being slidably connected with side sweep, described side sweep slideway is rotatablely equipped with by the cam of sweep motor-driven rotation, and cam is two that left and right is arranged, described cam is hinged with one end of connecting rod, and the other end of described connecting rod is hinged with side sweep, four described sweep motor in synchrony actions.
Further, described clamping device includes handling motor, the first handling gear, the second handling gear and the 3rd handling gear, the jointed shaft installing each fixture block is respectively fixed with the first handling gear, it is provided with gear installing plate on the top of described support arm, described gear installing plate is provided with the second handling gear and the 3rd handling gear that engagement coordinates, described 3rd handling gear is by loading and unloading motor-driven rotation, described second handling gear and the first handling gear engagement coordinate, two handling motor in synchrony actions.
Further, described gripper shoe fixed mechanism includes electric magnet, magnetic block, holds out against spring and latch, before and after described gripper shoe, the car body of both sides is provided with spring cavity, described spring cavity is slidably fitted with baffle plate, it is provided with between described baffle plate and the inwall of spring cavity and holds out against spring, described baffle plate is fixed with latch, described latch coordinates with the hole, location in gripper shoe, described baffle plate is fixed with the magnetic block being positioned at above car body, be provided with the electric magnet corresponding with magnetic block at the top of described car body, the simultaneously power-off of electric magnet described in two or electric.
Further, a pair tension pulley support and a pair counter wheel support it is fixed with at the top of described lower supporting rod, and described tension pulley support is positioned at the front side of counter wheel support, rotates between two tension pulley supports and regulating wheel is installed, rotate between two counter wheel supports and counter wheel is installed.
Further, being provided with gripper shoe the first journal stirrup and gripper shoe the second journal stirrup in described gripper shoe, described gripper shoe the first journal stirrup is hinged with support arm, and described gripper shoe the second journal stirrup and the first handling oil cylinder are hinged.
Further, being provided with lifting frame the first journal stirrup and lifting frame the second journal stirrup on described lifting frame, described lifting frame the first journal stirrup is hinged with the otic placode of car body top, and described lifting frame the second journal stirrup is hinged with the piston rod of elevating ram.
Further, described lifting frame includes base plate, square steel and square steel connecting rod, described square steel is four be arranged in parallel and is connected with base plate, and described square steel is positioned on four angles of rectangle, is provided with the square steel connecting rod of some upper and lower spaced sets between two often adjacent square steel.
Further, described expansion bracket includes angle steel, Bolted angle connection bar and diagonal bar, described angle steel is four be arranged in parallel and is positioned on four angles of rectangle, between two often adjacent angle steel, it is provided with the Bolted angle connection bar of some upper and lower spaced sets, between two angle steel at diagonal angle, is provided with the diagonal bar of some upper and lower spaced sets.
The invention has the beneficial effects as follows: intelligent electric power cable emergency first-aid repair car provided by the invention, load and unload assembly by new cable and realize the transfer between car body and ground of the new cable frame, realized the lifting of side sweep by side sweep assembly, to facilitate the recovery of old cable;Reclaim assembly by old cable to realize the winding of old cable is reclaimed, and smooth out with the fingers arranging can old cable be played and smoothing out with the fingers suitable effect of line mechanism;By lifting assembly, operator is lifted to eminence, in order to the communication cable of eminence is rushed to repair;The linear measure longimetry to old cable is realized, in order to the labelling of old cable by linear measure longimetry assembly.Automaticity of the present invention is high, good mechanical property, can significantly alleviate the physical work of workman.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the present invention;
Fig. 2 is the scheme of installation of side sweep;
Fig. 3 is the driving schematic diagram of side sweep;
Fig. 4 is the schematic diagram during sweep decline of side;
Fig. 5 is the schematic diagram that aftercarriage hidden by side sweep;
Fig. 6 is the schematic diagram of new cable handling assembly;
Fig. 7 be rotating shaft grip schematic diagram;
Schematic diagram when Fig. 8 is install new cable frame;
Fig. 9 is the schematic top plan view of gripper shoe;
Figure 10 is the fixing schematic diagram of gripper shoe;
Figure 11 is the schematic diagram that old cable reclaims assembly;
Figure 12 is the schematic diagram smoothing out with the fingers line mechanism;
Figure 13 is the schematic diagram smoothing out with the fingers coil holder;
Figure 14 is the schematic diagram smoothing out with the fingers line device;
Figure 15 is the schematic diagram that old cable passes when smoothing out with the fingers line device;
Figure 16 is the scheme of installation of linear measure longimetry assembly;
Figure 17 is the schematic diagram of linear measure longimetry assembly;
Figure 18 is counting principle figure;
Figure 19 is the schematic diagram of lifting assembly;
Figure 20 is the schematic diagram of lifting frame;
Figure 21 is the schematic top plan view of lifting frame and expansion bracket;
In figure: 1 car body, 11 tracks, 12 side sweep slideways, 13 grooves, 14 otic placodes;
2 side sweep assemblies, 21 side sweeps, 211 escape groove, 22 sweep motors, 23 cams, 24 connecting rods, 25 is hinged;
3 new cable handling assemblies, 31 support arms, 311 first semicircle orifices, 312 cone tanks, 313 slots, 314U shape frame, 32 gripper shoes, 321 gripper shoe the first journal stirrups, 322 gripper shoe the second journal stirrups, 323 mounting grooves, 324 holes, location, 325 gripper shoe the 3rd journal stirrups, 33 first handling oil cylinders, 34 second handling oil cylinders, 35 fixture blocks, 351 second semicircle orifices, 352 first handling gears, 353 second handling gears, 354 the 3rd handling gears, 355 handling motors, 36 gear installing plates;
4 old cables reclaim assembly, 41 fixed supports, 411 fixing axles, 42 travel(l)ing rests, 421 movable axis, 422 slide blocks, 43 reinforcements, 44 translation oil cylinders, 441U shape plate, 45 cross tubes, 451 elongated slots, 46 smooth out with the fingers coil holder, 461 Circular Plate, 462 screwed holes, 463 is protruding, 464 bearings, 471 first push-and-pull springs, 472 second push-and-pull springs, 48 smooth out with the fingers line device, 481 bolts, 482 balls, 49 bases;
5 lifting assemblies, 51 workbench, 52 lifting frames, 521 lifting frame the first journal stirrups, 522 lifting frame the second journal stirrups, 523 base plates, 524 square steel connecting rods, 525 jacking cylinder journal stirrups, 526 square steel, 53 elevating rams, 54 angle steel, 541 Bolted angle connection bars, 542 jacking cylinder seats, 543 diagonal bar, 55 jacking cylinders;
6 electric magnet, 61 magnetic blocks, 62 latches, 621 conical heads, 63 baffle plates, 64 hold out against spring, and 65 first dodge hole, and 66 second dodge hole;
71 new cable framves, 711 rotating shafts, 72 old cable framves, 721 block plates;
8 old cables, 81 stretch;
9 linear measure longimetry assemblies, 91 sheer poles, 92 tension pulley supports, 921 regulating wheels, 93 counter wheel supports, 931 counter wheels, 94 enumerators, 95 counter-support, 951 enumerators.
Detailed description of the invention
As shown in Fig. 1 to Figure 21, the invention mainly comprises car body 1, side sweep assembly 2, new cable handling assembly 3, old cable recovery assembly 4, lifting assembly 5 and linear measure longimetry assembly 9, describe the present invention below in conjunction with accompanying drawing.
As it is shown in figure 1, car body 1 is the matrix of the present invention, being respectively equipped with track 11 in the both sides, front and back (orientation when being sitting in driver's cabin with people is for benchmark) of car body, track is vertically placed and on front side of car body and respectively two, the track of rear side.Side sweep assembly 2 it is respectively equipped with between two tracks between two tracks on the left of car body and on the right side of car body.
Side sweep assembly:
As shown in Figures 2 to 4, side sweep assembly 2 mainly includes side sweep 21, sweep motor 22, cam 23 and connecting rod 24, it is respectively arranged on the left side and the right side side sweep slideway 12 at car body, the shape of side sweep slideway is identical with the shape of side sweep, side sweep is slidably mounted in the sweep slideway of side, and the two ends of side sweep are connected with slide respectively.A pair escape groove 211 it is provided with in the bottom of side sweep, arrange about two escape groove, sweep sliding slideway in every side is rotatablely equipped with about two cams 23 arranged, peak hinged 25 at cam is provided with connecting rod 24, one end of connecting rod is hinged with cam, and the other end of connecting rod is hingedly mounted in the escape groove of correspondence.Car body is provided with sweep motor 22, the outfan fixed installation cam 23 of sweep motor, sweep motor is provided with four altogether, four sweep motor in synchrony actions, as shown in Figure 4, when sweep motor works, can the rotation of driving cam, when the solstics of cam is placed in the minimum point of solid space, side sweep " hiding " completely is in the sweep slideway of side;When the solstics of cam is placed in the peak of solid space, the top of side sweep is concordant with the top of track.Sweep motor 22, cam 23 and connecting rod 24 constitute side sweep driving mechanism.
Rear side at car body be provided with new cable handling assembly 3, for by new cable frame by car body is transferred to ground, maybe the new cable frame being finished will be made to be transferred on car body by ground.
New cable handling assembly 3:
As shown in Fig. 5 to Fig. 8, new cable handling assembly mainly includes support arm 31, gripper shoe 32, first is loaded and unloaded oil cylinder 33, second and loaded and unloaded oil cylinder 34 and clamping device, support arm be left and right arrange (with people be sitting in driver's cabin time orientation for benchmark) two, a U-shaped frame 314 it is provided with at the top of each support arm, as shown in Figure 8, the first semicircle orifice 311 and cone tank 312 that are interconnected it is provided with at the top of U-shaped frame, the big top holding through U-shaped frame of cone tank, the small end of cone tank and the first semicircle orifice connect, and the first semicircle orifice is placed in the underface of cone tank.The inwall of the first semicircle orifice and the tangent setting of inwall of cone tank small end, so make to seamlessly transit between the small end of cone tank and the first semicircle orifice, so that the rotating shaft supporting new cable frame slips in the first semicircle orifice smoothly.It is provided with slot 313 on the right side (orientation during to read Fig. 7 is benchmark) of U-shaped frame, the jointed shaft hinged 25 that passes on left at U-shaped frame is provided with the fixture block 35 of circular arc, the second semicircle orifice 351, the rotating shaft 711 of the first semicircle orifice and the second semicircle orifice mating reaction clamp standoff new cable frame 71 it is provided with in the inner side of fixture block.The jointed shaft installing fixture block is fixed with the first handling gear 352, and first handling gear be positioned at the front side of fixture block, it is provided with gear installing plate 36 in the left side (orientation during to read Fig. 7 is benchmark) at the top of clamping limb, gear installing plate is rotatablely equipped with the second handling gear 353 and the 3rd handling gear 354 that engagement coordinates, and second handling gear with first handling gear engagement cooperation, being provided with handling motor 355 on gear installing plate, handling motor direct-drive the 3rd loads and unloads the rotation of gear.Handling motor 355, first loads and unloads gear, the second handling gear and the 3rd handling gear and constitutes clamping device.Driving handling motor action so that when the free end of fixture block inserts in slot, the first semicircle orifice and the second semicircle orifice surround the rotating shaft holding chamber of clamping rotating shaft, now can realize gripping of countershaft.As shown in Figure 8, drive handling motor action, make fixture block counter-clockwise swing until fixture block is removed directly over cone tank, now by hanging device, the rotating shaft supporting new cable frame can be hung in the first semicircle orifice, and then new cable frame is placed on the U-shaped frame at two support arm tops.Rear side at car body is provided with groove 13, at the top of groove hinged 25, gripper shoe 32 is installed, two pairs of gripper shoe the first journal stirrups 321 and two pairs of gripper shoe the second journal stirrups 322 it are provided with at the top of gripper shoe, the cylinder barrel of paired gripper shoe the first journal stirrup and the first handling oil cylinder is hinged, and the piston rod free end of two first handling oil cylinders is hinged with corresponding support arm.The bottom of each support arm is hinged with paired gripper shoe the second journal stirrup, and so, a pair gripper shoe the first journal stirrup and one first handling oil cylinder are corresponding, and one first handling oil cylinder is corresponding with a support arm, and a support arm is corresponding with a pair gripper shoe the second journal stirrup.Being provided with mounting groove 323 in the bottom of gripper shoe, the bottom-hinged at groove is provided with the second handling oil cylinder 34, and the piston rod free end of the second handling oil cylinder is arranged in mounting groove and hinged with gripper shoe.When the piston rod that second loads and unloads oil cylinder is fully extended, gripper shoe is in horizontal plane.
Gripper shoe fixed mechanism it is provided with between gripper shoe and car body, such as Fig. 9, shown in Figure 10, gripper shoe fixed mechanism mainly includes electric magnet 6, magnetic block 61, latch 62, baffle plate 63 and hold out against spring 64, right-hand member in gripper shoe is provided with hole, a pair location 324, the car body of both sides is respectively equipped with the electric magnet 6 of energising before and after gripper shoe, car body below electric magnet is provided with spring cavity, spring cavity is provided with and holds out against spring 64, the inwall of one end and spring cavity of holding out against spring is connected, the other end holding out against spring is connected with baffle plate 63, baffle plate is fixed with latch 62, the effect end of latch is conical head 621, the setting of conical head makes latch can insert smoothly in hole, location.It is fixed with magnetic block 61 at the top of baffle plate, adsorbable magnetic block after electric magnet energising, and then overcome the elastic force effect holding out against spring so that and latch removal from hole, location, now can pass through the swing of the second handling hydraulic oil cylinder driving gripper shoe.After electric magnet power-off, under the effect of its own resilient, hold out against spring elongation so that latch inserts in hole, location, realizes being relatively fixed of car body and gripper shoe now by latch, to alleviate the pressure of the second handling oil cylinder.
When needing to move to ground new cable frame, first drive the first handling cylinder action so that support arm clockwise oscillation, until the first loading and unloading oils cylinder piston rod is fully extended;Electric magnet energising subsequently, latch is deviate from from hole, location;Subsequently, drive the second loading and unloading oils cylinder piston rod to retract so that gripper shoe clockwise oscillation, and then drive the further clockwise oscillation of support arm, until new cable is placed on ground;Finally, handling motor action is driven so that fixture block unclamps, and now can rotating shaft and new cable frame be taken off.
Wherein side in the left and right sides of car body or the car body left and right sides (with people be sitting in driver's cabin time orientation for benchmark) be provided with old cable and reclaim assembly 4.
Old cable reclaims assembly:
As shown in Figure 11 to 14, old cable reclaims assembly and mainly includes fixed support 41, fixing axle 411, travel(l)ing rest 42, movable axis 421, translation oil cylinder 44 and smooth out with the fingers line mechanism, it is fixed with fixed support 41 at the top of car body, is fixed with the fixing axle 411 being positioned at horizontal plane at support bracket fastened top;It is provided with travel(l)ing rest 42 in support bracket fastened front side, it is provided with slide block 422 in the bottom of travel(l)ing rest, slide block and car body are slidably connected, the movable axis 421 being positioned on fixing axle extended line it is fixed with at the top of travel(l)ing rest, fixing axle realizes gripping old cable frame 72 with movable axis mating reaction, it is provided with block plate 721, to realize spacing to old cable in the both sides of old cable frame.Being provided with translation oil cylinder 44 between fixed support and travel(l)ing rest, the piston rod free end at translation oil cylinder is provided with U-board 441, and U-board is hinged with slide block, realizes the driving to travel(l)ing rest and slide block by translation oil cylinder.For increasing structural strength, fixing, travel(l)ing rest is respectively equipped with reinforcement plate 43, fixed support is provided with and smoothes out with the fingers line mechanism.Smooth out with the fingers line mechanism and mainly include cross tube 45, smooth out with the fingers coil holder 46 and smooth out with the fingers line device 48, cross tube is the metallic rod of in-line, it is provided with elongated slot 451 at the top of cross tube, elongated slot is slidably fitted with base 49, as shown in figure 13, base is provided with circular hole, circular hole is fixed with bearing 464, base be arranged over smooth out with the fingers coil holder 46, smooth out with the fingers metallic plate or the plastic plate of the substantially rectangle of coil holder, protruding 463 it are provided with in the bottom smoothing out with the fingers coil holder, projection is fixedly mounted in the inner ring of bearing, as shown in figure 12, the first push-and-pull spring 471 it is provided with in the left side of base, the left end of the first push-and-pull spring is fixed on the sidewall of elongated slot, the right-hand member of the first push-and-pull spring is connected with base, the second push-and-pull spring 472 it is provided with on the right side of base, the right-hand member of the second push-and-pull spring is fixed on the sidewall of elongated slot, the left end of the first push-and-pull spring is connected with base.During naturalness, under the effect of first, second push-and-pull spring, base is placed in the middle part of cross tube.As shown in figure 13, it is provided with the Circular Plate 461 of annular at the top smoothing out with the fingers coil holder, Circular Plate is provided with the screwed hole 462 being circumferentially uniformly arranged.As shown in figure 14, smooth out with the fingers the metalwork that line device 48 is annular, smoothing out with the fingers, line device is provided with some bolts 481 being circumferentially uniformly arranged, the inner chamber smoothing out with the fingers line device is provided with some balls 482 being circumferentially uniformly arranged, and a part for ball is placed on, through the inwall smoothing out with the fingers line device, the outside smoothing out with the fingers line device, ball can do 360 degree of rollings smoothing out with the fingers on line device.During use, as shown in figure 15, one end of old cable to be recycled is fixed on old cable frame 72 after smoothing out with the fingers line device, then drives old cable frame to rotate, old cable can be wrapped on old cable frame.Old cable 8 in the winding of old cable frame last layer one layer, smoothes out with the fingers the mode that is slidably installed of line device in spiral form, it is possible to adapt to the winding of old cable;And smooth out with the fingers the setting of line device, it is possible to cable is smoothed out with the fingers along stretching 81;The setting of ball, contacts smooth with old cable, is possible to prevent again old cable impaired, it is ensured that old cable passes through smoothes out with the fingers line device.
For ease of the linear measure longimetry to the old cable reclaimed, fixed support is provided with linear measure longimetry assembly 9.
Linear measure longimetry assembly:
As shown in Figure 16 to Figure 18, being provided with sheer pole 91 in support bracket fastened bottom, sheer pole is positioned at the lower section of cross tube, and both stagger before and after in the horizontal direction, and sheer pole is positioned at the front side of cross tube.As shown in figure 17, sheer pole is fixed with a pair tension pulley support 92 and a pair counter wheel support 93, tension pulley support is positioned at the front side of counter wheel support, regulating wheel 921 it is rotatablely equipped with between two tension pulley supports, it is rotatablely equipped with counter wheel 931 between two counter wheel supports, the axis height of counter wheel higher than the axis height of regulating wheel, old cable 8 walk around the upper end of regulating wheel then with the lower end in contact of counter wheel, and towards the rear side at cross tube place;So, regulating wheel is by old cable tensioning, and meanwhile old cable contacts with counter wheel and geo-stationary (namely without skidding between old cable and counter wheel).When old cable moves, old cable and counter wheel are synchronized with the movement, and both geo-stationary.Being provided with counter-support 95 on the right side of counter wheel support, be provided with enumerator 951 in counter-support, the eccentric position at counter wheel is provided with proximity switch 942.Counter wheel often rotates once, and just through enumerator once, enumerator just counts once proximity switch.Enumerator is connected with controller signals, and the count information in enumerator is delivered in controller, and old cable is reclaimed length and is calculated by controller.Owing to counter wheel radius is definite value, be designated as R, then counter wheel girth is 2 ∏ R, it is assumed that the number of turns that counter wheel turns over is Q, then the old cable length reclaimed is L=2 ∏ RQ.Geo-stationary between counter wheel and old cable, therefore counter wheel often rotates one week, is just wound around the old cable of counter wheel perimeter length on old cable frame.
Be provided with lifting assembly 5 at the middle part of car body, lifting assembly is used for facilitating operator to climb to the high point, and communicates the maintenance of cable.
Lifting assembly:
As shown in Figure 19 to Figure 21, lifting assembly mainly includes workbench 51, lifting frame 52 and expansion bracket 54, and workbench for the standing of operator, is formed around guardrail at workbench.Lifting frame mainly includes base plate 523, square steel connecting rod 524 and square steel 526, square steel is four be arranged in parallel, and square steel and base plate are connected, four square steel are positioned on square four angles, between two adjacent square steel, it is provided with square steel connecting rod 524, and is provided with multiple along the square steel connecting rod between lifting frame length direction two square steel.As shown in figure 21, it is provided with expansion bracket 54 in the inner side of lifting frame, expansion bracket includes angle steel 54, Bolted angle connection bar 541 and diagonal bar 543, angle steel is four be arranged in parallel, and four angle steel are positioned on four angles of rectangle, between two adjacent between two angle steel, it is provided with the Bolted angle connection bar 541 of some upper and lower spaced sets;Bolted angle connection bar is identical with the number of square steel connecting rod, and when expansion bracket is fully located in lifting frame, corresponding Bolted angle connection bar and square steel connecting rod are located in the same horizontal plane.As shown in figure 21, for increasing the structural strength of expansion bracket, being provided with the diagonal bar 543 of some upper and lower spaced sets, some diagonal bar and Bolted angle connection bar one_to_one corresponding between the square steel at diagonal angle, the diagonal bar between the angle steel of two groups of diagonal positions becomes X-shaped to arrange.Four angle steel and four square steel one_to_one corresponding, and be slidably connected between angle steel and square steel, being fixed with a pair jacking cylinder 55 on the top of expansion bracket, and jacking cylinder is positioned at the inner side of expansion bracket, two jacking cylinders are separately fixed on the left and right inwall of expansion bracket by jacking cylinder seat 542.Be provided with a pair jacking cylinder journal stirrup 525 in the bottom of lifting frame, jacking cylinder journal stirrup is positioned at the inner side of lifting frame and connection fixing with the piston rod free end of corresponding jacking cylinder.So, when jacking cylinder piston rod stretches out, expansion bracket moving relative to lifting frame can be driven so that expansion bracket stretches out gradually from lifting frame, and then realize the further rising of workbench.
Lifting frame is provided with lifting frame the first journal stirrup 521 and lifting frame the second journal stirrup 522, car body is provided with a pair otic placode 14, lifting frame the first journal stirrup is hinged with otic placode, car body is provided with oil cylinder groove, being hinged with elevating ram 53 in oil cylinder groove, the piston rod of elevating ram is hinged with lifting frame the second journal stirrup.Workbench can be connected with lifting frame, and after elevating ram piston rod is fully retracted, lifting frame is horizontally disposed with and workbench and car body upper surface.After elevating ram piston rod is fully extended, lifting frame and car body are vertically arranged;Now, operator can climb to workbench, according to the demand to working depth, can drive jacking cylinder action so that operator is positioned at suitable working depth and communication cable is rushed to repair.