A kind of caravan electric wire take-up stand
Technical field
The present invention relates to take-up stand correlative technology fields, refer in particular to a kind of caravan electric wire take-up stand.
Background technique
Electric wire take-up stand is the device that a kind of pair of electric wire is stored, and after electric wire is contained, electric wire is carried to other
The tool in place.
But at the top of take-up stand currently on the market it is rotatable rotating disc, it is evenly distributed on the outside of rotating disc several
A hook, take-up stand bottom are equipped with cylinder, can be to being highly adjusted, when removing electric wire from take-up stand, take-up stand
It can be adjusted according to the height of bearer, and fast removal is carried out to it convenient for staff, but during take-up,
Staff is that successively hanging wire, the side of take-up stand are often inclined by the weight of hung electric wire according to the hook on rotating disc
, so as to cause take-up stand disequilibrium, the electric wire hung is fallen on the ground, causes electric wire entanglement, while also to work people
Member causes certain risk.
Summary of the invention
The present invention is to provide a kind of room that balance quality is good to overcome the shortcomings of take-up stand balance in the prior art
Trolley wire take-up stand.
To achieve the goals above, the invention adopts the following technical scheme:
A kind of caravan electric wire take-up stand, including pedestal, the bottom of the pedestal are equipped with universal wheel, the top of the pedestal
It is equipped with sleeve at center, is equipped with hydraulic pump in the sleeve, the output end of the hydraulic pump is connected with telescopic mast, the telescopic mast
Bottom end and sleeve be socketed, the top of the telescopic mast is equipped with servo motor, and the telescopic mast is connect with servo motor flange, institute
The output end for stating servo motor is fixedly connected with balance weight mechanism, and the outer surface of the balance weight mechanism is equipped with bearing, the bearing
Outer surface is equipped with rotating disc, and the rotating disc is rotatablely connected by bearing and balance weight mechanism, and the rotating disc is equipped with several
Equally distributed hook.
The bottom of pedestal is equipped with universal wheel, convenient for the movement of take-up stand;Sleeve, sleeve are equipped at the top center of pedestal
Interior to be equipped with hydraulic pump, the output end of hydraulic pump is connected with telescopic mast, and the bottom end of telescopic mast and sleeve are socketed, and hydraulic pump drives flexible
Bar moves up and down, i.e., the whole height of changeable take-up stand;The top of telescopic mast is equipped with servo motor, telescopic mast and servo motor
The output end of flanged joint, servo motor is fixedly connected with balance weight mechanism, when staff links up with extension electric wire toward side, due to
Effect meeting run-off the straight of the side of take-up stand by electric wire gravity, servo motor drive balance weight mechanism to rotate by control system certainly
The dynamic angle calculated, balance weight mechanism is mobile to the other side, so that take-up stand keeps balance;The outer surface of balance weight mechanism is set
Have a bearing, the outer surface of bearing is equipped with rotating disc, and rotating disc is rotatablely connected by bearing and balance weight mechanism so that rotating disc with match
The rotation of heavy-duty machine structure is not interfere with each other, while being conducive to staff's rotary motion disk and being carried out hanging wire;Rotating disc is equipped with several
The hook of even distribution, for placing electric wire.
Preferably, balance weight mechanism includes fixed disk, clump weight and ball screw stepper motor, set on the top of fixed disk
There is a groove, the shape of groove is circle, and the central axis of groove and the central axis of fixed disk are same axis, the bottom of fixed disk
Portion is fixedly connected with the output end of servo motor, and sliding slot is equipped in groove, and clump weight is located in sliding slot, ball screw stepper motor
Positioned at the left side of sliding slot, the right side of sliding slot and the outer surface of fixed disk are connected, the output end and counterweight of ball screw stepper motor
Block connection, the bottom of sliding slot are connect with fixed disk, and the top of sliding slot is equipped with supporting block, and supporting block is located at the center of fixed disk,
Supporting block is equipped with close to switch.The bottom of fixed disk is fixedly connected with the output end of servo motor, and servo motor drives counterweight
Mechanism rotation rotates to corresponding position by the angle that control system automatically computes, and take-up stand is made to keep balance;Ball wire
The output end of bar stepper motor is connect with clump weight, when hanging with line on a certain hook, pressure sensing corresponding with this hook
Device transfers signals in control system, and control system driving ball screw stepper motor drives clump weight to be moved in sliding slot
Corresponding position makes take-up stand keep balance;It is switched with approaching as servo motor zero point, in each be powered, control system control
Servo motor processed simultaneously drives turn disc, and when close to switch close to sensor block, position at this time is servo motor zero point
Position.
Preferably, rotating disc includes annulus and cover board, the top of annulus is equipped with several equally distributed chassis, annulus
Top outer edge be equipped with flange, each chassis is identical at a distance from flange, flange be equipped with several match with chassis
Hole, hook through hole connect with annulus, and the bottom of annulus is rotatablely connected by bearing and balance weight mechanism, cover board and flange buckle
It connects, integrated package is equipped at the center of cover board, the shape of integrated package is circle, and integrated package is equipped with several and matches with hook
Pressure sensor, integrated package be equipped with sensor block.The bottom of annulus is rotatablely connected by bearing and balance weight mechanism, is conducive to work
After personnel overwork electric wire on a hook, as long as rotation rotating disc continues operation, while being conducive to rotating disc and counter weight machine
The rotation of structure is not interfere with each other;Pressure sensor is used to detect the electric wire gravity on linking up with, when the side of take-up stand will topple over, lose
When going balance, the pressure value size that control system is measured according to pressure sensor rotates to calculate ball screw stepper motor automatically
Circle number, to drive the mobile corresponding distance of clump weight, similarly, when hanging with line on more hooks, control system is according to often
The pressure value size of root hook, what automatic calculating needed to compensate matches weight, ball screw stepper motor is then driven, to make to receive
Coil holder keeps balance;In each be powered, control system control servo motor simultaneously drives turn disc, when close close to switch
When sensor block, position at this time is servo motor dead-center position.
Preferably, hook is equipped with through-hole, shaft is equipped in the through-hole, hook is across hole and passes through shaft and chassis
Connection, one end of hook are located at the lower section of the pressure sensor inside rotating disc, and the other end of hook is located at the outside of rotating disc.
When one end of hook hangs electric wire, the other end of hook can touch sensor, and sensor can measure corresponding pressure value at this time,
This pressure value is the weight of hung electric wire.
Preferably, the top outer of pedestal is equipped with articulation piece, articulation piece is equipped with axis, and axis is equipped with pull rod, pull rod
Bottom is rotatablely connected by axis and articulation piece, and the top of pull rod is equipped with handle.Staff pulls pull rod, pull rod band by handle
Dynamic universal wheel moves on the ground, convenient for the carrying of take-up stand.
The beneficial effects of the present invention are: when the side of take-up stand will topple over, disequilibrium when, servo motor drives counterweight
Mechanism rotation rotates to corresponding position by the angle that control system automatically computes, and then control system is according to pressure sensing
The pressure value size that device measures to calculate the circle number of ball screw stepper motor rotation automatically, to drive clump weight mobile corresponding
Distance, thus make take-up stand keep balance.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the internal structure chart of sleeve;
Fig. 3 is explosive view of the invention;
Fig. 4 is balance weight mechanism schematic diagram;
Fig. 5 is rotating disc structural schematic diagram.
In figure: 1. pedestals, 2. sleeves, 3. hydraulic pumps, 4. telescopic masts, 5. servo motors, 6. balance weight mechanisms, 7. bearings, 8.
Rotating disc, 9. hooks, 10. fixed disks, 11. clump weights, 12. grooves, 13. sliding slots, 14. supporting blocks, 15. roll close to switch, 16.
Ballscrew stepper motor, 17. chassis, 18. holes, 19. annulus, 20. cover boards, 21. flange, 22. integrated packages, 23. pressure sensors,
24. sensor block, 25. articulation pieces, 26. axis, 27. pull rods, 28. handles.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and detailed description.
In embodiment as described in Figure 1, a kind of caravan electric wire take-up stand, the bottom of pedestal 1, pedestal 1 is equipped with universal wheel,
Sleeve 2 is equipped at the top center of pedestal 1, as shown in Fig. 2, being equipped with hydraulic pump 3 in sleeve 2, the output end of hydraulic pump 3 is connected with
Telescopic mast 4, the bottom end of telescopic mast 4 and sleeve 2 are socketed, as shown in figure 3, the top of telescopic mast 4 is equipped with servo motor 5, telescopic mast 4
It is fixedly connected with the output end of 5 flanged joint of servo motor, servo motor 5 with balance weight mechanism 6, the outer surface of balance weight mechanism 6 is set
There is bearing 7, the outer surface of bearing 7 is equipped with rotating disc 8, and rotating disc 8 is rotatablely connected by bearing 7 and balance weight mechanism 6, rotating disc 8
It is equipped with several equally distributed hooks 9.
As shown in figure 4, balance weight mechanism 6 includes fixed disk 10, clump weight 11 and ball screw stepper motor 16, fixed disk 10
Top be equipped with a groove 12, the shape of groove 12 is circle, and the central axis of groove 12 and the central axis of fixed disk 10 are
The bottom of same axis, fixed disk 10 is fixedly connected with the output end of servo motor 5, and sliding slot 13, clump weight are equipped in groove 12
11 are located in sliding slot 13, and ball screw stepper motor 16 is located at the left side of sliding slot 13, the right side of sliding slot 13 and fixed disk 10 outside
Surface connection, the output end of ball screw stepper motor 16 are connect with clump weight 11, and the bottom of sliding slot 13 is connect with fixed disk 10,
The top of sliding slot 13 is equipped with supporting block 14, and supporting block 14 is located at the center of fixed disk 10, and supporting block 14 is equipped with close to switch
15。
As shown in figure 5, rotating disc 8 includes annulus 19 and cover board 20, it is equally distributed that the top of annulus 19 is equipped with several
The top outer edge of chassis 17, annulus 19 is equipped with flange 21, and each chassis 17 is identical at a distance from flange 21, sets on flange 21
The hole 18 for having several to match with chassis 17,9 through holes 18 of hook are connect with annulus 19, and the bottom of annulus 19 passes through bearing 7
It is rotatablely connected with balance weight mechanism 6, cover board 20 is snapped connection with flange 21, and integrated package 22, integrated package are equipped at the center of cover board 20
22 shape is circle, and integrated package 22 is equipped with several pressure sensors 23 to match with hook 9, and integrated package 22 is equipped with
Sensor block 24.
As shown in figs. 3 and 5, hook 9 is equipped with through-hole, and shaft is equipped in through-hole, and hook 9 passes through hole 18 and passes through shaft
It is connect with chassis 17, the one end for linking up with 9 is located at the lower section of the pressure sensor 23 inside rotating disc 8, links up with 9 other end and is located at
The outside of rotating disc 8.
As shown in Figure 1, the top outer of pedestal 1 is equipped with articulation piece 25, articulation piece 25 is equipped with axis 26, and axis 26, which is equipped with, to be drawn
The bottom of bar 27, pull rod 27 is rotatablely connected by axis 26 and articulation piece 25, and the top of pull rod 27 is equipped with handle 28.
Working principle: when being powered every time, to approach the zero point that switch 15 is servo motor 5, control system controls servo electricity
Machine 5 simultaneously drives rotating disc 8 to rotate, and when close to switch 15 close to sensor block 24, position at this time is 5 zero point of servo motor
Position.When hanging with line on a certain hook 9, servo motor 5 drives the rotation of balance weight mechanism 6 to be automatically computed by control system
Angle, balance weight mechanism 6 is rotated round about, meanwhile, with this hook 9 corresponding pressure sensors 23 transmit signals to
In control system, control system calculates ball screw stepper motor according to the pressure value size that pressure sensor 23 transmits automatically
The circle number of 16 rotations keeps balance so that the clump weight 11 in sliding slot 13 be driven to be moved to suitable position.Similarly, when more
When hanging with line on hook 9, servo motor 5 drives balance weight mechanism 6 to rotate the angle automatically computed by control system, by counterweight
Mechanism 6 is rotated to corresponding direction, pressure value size of the control system according to every hook 9, the automatic counterweight for calculating needs and compensating
Then amount drives ball screw stepper motor 16 that the clump weight 11 in sliding slot 13 is driven to be moved to suitable position, keeps balance.