Summary of the invention
In order to solve above-mentioned existing technical matters, the invention provides a kind of optical cable wire barrow, adopt braking fork and cylinder, during unwrapping wire, optical cable must be exported by cylinder, realize the automatic laying tension of controlling in unwrapping wire process, meanwhile, realize Braking mode while stopping unwrapping wire, effectively prevent from getting lines crossed, the technical matters such as line ball.
The present invention solves above-mentioned existing technical matters, and a kind of optical cable wire barrow is provided, and comprising: support, clutch shaft bearing seat, the second bearing seat, main shaft, the first addendum cone, the second addendum cone, braking fork, brake-shoe, braked wheel and cylinder; Described clutch shaft bearing seat and described the second bearing seat are installed on described support; The two ends of described main shaft connect respectively described clutch shaft bearing seat, described the second bearing seat; Described the first addendum cone and described the second addendum cone are sheathed on described main shaft, described the first addendum cone is fixedly connected with described main shaft, described the second addendum cone is flexibly connected described main shaft, between described the second addendum cone and described main shaft, be provided with latch mechanism, described main shaft is synchronizeed and is rotated with described the second addendum cone with described the first addendum cone; Described braking fork one end is hinged in described support, the other end is fixedly connected with described cylinder, and described cylinder parallels with described main shaft; Described braked wheel is sheathed on described main shaft, and described brake-shoe is fixedly connected on described braking fork, described braking fork with described brake-shoe prop up/away from described braked wheel.
Further improvement of the present invention is as described below.
Described optical cable wire barrow also comprises retention mechanism and binding; Described binding is fixedly connected on described the first addendum cone, and described retention mechanism is arranged at described binding, for reel being fixed on to described solid plate.
Described latch mechanism is arranged at described the second addendum cone, for the second addendum cone is fixed on to described main shaft.
Described optical cable wire barrow also comprises roller, and described roller is arranged at the bottom of described support.
Described support comprises main backstop, movable support frame and connects the cross bar of described main backstop and described movable support frame.
Described optical cable wire barrow comprises pull bar, and described pull bar can stretch.
Compared to prior art, the invention has the beneficial effects as follows: can automatic control light in unwrapping wire process the laying tension of cable, and can when stopping unwrapping wire, automatically to draw drum, brake, effectively prevent because of problems such as getting lines crossed of producing not in time of braking, line balls; Simultaneously, this optical cable wire barrow can be placed on the light vehicles such as motorcycle, motor bicycle, in the process that can travel at the vehicles, complete unwrapping wire, and can effectively avoid optical cable in prior art unwrapping wire process to pull on the ground the scratch of generation, the torsion of avoiding optical cable outlet in unwrapping wire process and tension force instability problem, solved well because braking the line ball of outlet not in time and the problem of getting lines crossed, also realized carrying and the conveniently moving of optical cable wire barrow.
Embodiment
Below in conjunction with accompanying drawing explanation and embodiment, the present invention is further described.
As shown in Figures 1 to 4, a kind of optical cable wire barrow, comprising: support 11, clutch shaft bearing seat 12, the second bearing seat 13, main shaft 14, the first addendum cone 15, the second addendum cone 16, braking fork 22, brake-shoe 21, braked wheel 20 and cylinder 23; Clutch shaft bearing seat 12 and the second bearing seat 13 are installed on support 11; The two ends of main shaft 14 connect respectively clutch shaft bearing seat 12, the second bearing seat 13, and due to the supporting role of clutch shaft bearing seat 12 and the second bearing seat 13, this main shaft 14 relatively support 11 rotates freely.The first addendum cone 15 and the second addendum cone 16 are sheathed on main shaft 14, the first addendum cone 15 is fixedly connected with main shaft 14, the second addendum cone 16 is flexibly connected main shaft 14, between the second addendum cone 16 and main shaft 14, be provided with latch mechanism 17, main shaft 14 is synchronizeed rotation with the second addendum cone 16 with the first addendum cone 15, when reel is installed, first unload latch mechanism 17, take off the second addendum cone 16, reel is inserted in to main shaft 14, and the reel being inserted in is propped up to the first addendum cone 15, the second addendum cone 16 is then installed, until the second addendum cone 16, prop up after reel, by latch mechanism 17, the second addendum cone 16 is fixed on main shaft 14, such the first addendum cone 15, the reel of the second addendum cone 16 and interior clamping thereof is along with main shaft 14 synchronously rotates, while realizing main shaft 14 rotation, reel also rotates, when main shaft 14 stops, reel also stops.Meanwhile, braking fork 22 one end of setting are hinged in support 11, the other end is fixedly connected with cylinder 23, and cylinder 23 parallels with main shaft 14; Braked wheel 20 is sheathed on main shaft 14, brake-shoe 21 be connected in braking fork 22, braking fork 22 with brake-shoe 21 prop up/away from braked wheel 20; Under non-unwrapping wire state, due to the Action of Gravity Field of cylinder 23, braking fork 22 and brake-shoe 21, the sagging brake-shoe 21 that makes of braking fork 22 props up braked wheel 20, and braked wheel 20 is realized the braking of main shaft 14 like this; Under unwrapping wire state, due to the effect of optical cable tractive force, overcome the Action of Gravity Field of cylinder 23, braking fork 22 and brake-shoe 21, on braking fork 22, pendulum makes brake-shoe 21 depart from braked wheel 20, and main shaft 14 can rotate freely like this.
Brake-shoe 21 of the present invention comprises connecting pin 211, connecting rod 212, shell 213 and brake block 214, brake-shoe 21 is connected in braking fork 22, braking fork 22 with brake-shoe 21 prop up/away from braked wheel 20, be that connecting pin 211 is connected in braking fork 22, connecting pin 211 can rotate relative to its mounting hole, connecting pin 211 is connected with one end of connecting rod 212 again, the other end connected with outer casing 213 of connecting rod 212, and brake block 214 is connected in the inner side of shell 213.Shell 213 is corresponding with the shape of brake block 214, is arc, and this arc and braked wheel 20 match.This brake block 214 is facing to braked wheel 20, for propping up braked wheel 20 or take-off the brake wheel 20.
For the ease of reel, be fixed on main shaft 14, this optical cable wire barrow also comprises retention mechanism 18 and binding 19; Binding 19 is fixedly connected on the first addendum cone 15, and retention mechanism 18 is arranged at binding 19, and this retention mechanism 18 can move towards main shaft 14 relative to binding 19, also can transfixion, and for reel is fixed on to solid plate.By retention mechanism 18, reel and binding 19 are linked together, make reel synchronize and rotate with solid plate, again because binding 19 and the first addendum cone 15 are fixed together, such the first addendum cone 15, the second addendum cone 16, binding 19, retention mechanism 18 and reel are in aggregates with regard to structure, synchronously rotate.
In order to facilitate the installation of different in width reel, by latch mechanism 17, the second addendum cone 16 is fixed on to main shaft 14, on the second addendum cone 16, a through hole is set, latch mechanism 17 is a bolt, this bolt props up main shaft 14 through through hole, just can realize the fixing of the second addendum cone 16.Meanwhile, this latch mechanism 17 is also fixedly connected on the inner ring of described the second bearing seat 13, can be along with the movement of the second bearing seat 13 synchronizing moving.
Optical cable wire barrow of the present invention also comprises roller 24, and roller 24 is arranged at the bottom of support 11, conveniently directly by roller 24, moves wire barrow.
Support 11 of the present invention comprises main backstop 111, movable support frame 112 and connects the cross bar 113 of main backstop 111 and movable support frame 112, main backstop 111 is for carrying the weight of braking fork 22, the first addendum cone 15, braked wheel 20, movable support frame 112 is for carrying the weight of the second addendum cone 16 and the second bearing seat 13, and this travel(l)ing rest 112 can carry the second addendum cone 16 and the second bearing seat 13 towards first addendum cones 15 and clutch shaft bearing seat 12 and move.This cross bar 113 is movable, is only positioned over while carrying on moving device and just need to loads onto, and all the other occasions all can be omitted, for example: when unwrapping wire, shed cross bar 113, between this main backstop 111 and movable support frame 112, without cross bar 113, be connected; When using bicycle or motorcycle loaded moving this optical cable wire barrow, must use cross bar 113 to support, soon 113 of this cross bars are on the vehicle seat of bicycle or motorcycle.
Optical cable wire barrow of the present invention can be made miniaturization, comprises pull bar 25, when mobile directly by manually moving with this optical cable wire barrow by pull bar 25, roller 24.This pull bar can stretch up and down, is extended configuration while pulling, can be to pressing down during non-pulling, and accommodate part; The free end of this pull bar is bending state, when people pulls wire barrow, make the weight of optical cable just in time fall within wheel directly over, convenient use
The present invention can automatic control light in unwrapping wire process the laying tension of cable, and can when stopping unwrapping wire, focus cable dish automatically and brake, effectively prevent because of problems such as getting lines crossed of producing not in time of braking, line balls; Simultaneously, this optical cable wire barrow can be placed on the light vehicles such as motorcycle, motor bicycle, in the process that can travel at the vehicles, complete unwrapping wire, and can effectively avoid optical cable in prior art unwrapping wire process to pull on the ground the scratch of generation, the torsion of avoiding optical cable outlet in unwrapping wire process and tension force instability problem, solve well the line ball causing not in time because of braking and the problem of getting lines crossed, also realized the convenient, fast of the carrying of optical cable wire barrow and movement.
The principle of work of optical cable wire barrow of the present invention is: when also not carrying out the stationary state of optical cable unwrapping wire, the weight of braking fork 22, brake-shoe 21 and cylinder 23 is all delivered on braked wheel 20 by brake-shoe 21, main shaft 14 and mounted thereto 's reel is that reel can not freely rotate in being braked state; When optical cable unwrapping wire, optical cable in reel is walked around and is drawn unwrapping wire by cylinder 23 A places, bottom, effect due to drawing tension, cylinder 23, braking fork 22 and the brake-shoe 21 being arranged on braking fork 22 upwards can be lifted, the damping force being now applied on braked wheel 20 reduces, and main shaft 14 and the reel being arranged on main shaft 14 just can rotate unwrapping wire more like a cork; When traction stops unwrapping wire, main shaft 14 and reel mounted thereto are because the effect of inertia will continue rotation, now drawing tension disappears, make cylinder 23, braking pendulum and be arranged on the also disappearance immediately of power that the brake-shoe 21 on braking fork 22 upwards lifts, the weight of braking fork 22, brake-shoe 21 and cylinder 23 is delivered on braked wheel 20 by brake-shoe 21 immediately, make main shaft 14 and mounted thereto 's reel brake immediately stall, thereby avoid because cable dish is being rotated further the line ball that causes, the problem such as get lines crossed.In addition, the present invention is designed with two at the cross bar 113 of optical cable wire barrow bottom, by cross bar 113 across on the seat at motorcycle or motor bicycle, with bundling belt, optical cable wire barrow is fixedly tied, now, the unwinding direction of reel is along the travel direction of vehicle, as long as optical cable head is fixed, can realize the unwrapping wire that completes optical cable in the driving process of vehicle.Certainly, also optical cable wire barrow can be positioned over to ground and carry out conventional unwrapping wire.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.