CN212769186U - Constant tension cable drum - Google Patents

Abstract

The utility model provides a constant tension cable drum, including the speed reducer, one side of speed reducer has the pivot, the opposite side of speed reducer is provided with the collection box, the fixed reel that is provided with in the pivot, the top of speed reducer is provided with the motor that drives the pivot is rotated, be provided with the extension board on the speed reducer, be provided with the straight line module that parallels with the axial of reel on the extension board, the bottom of straight line module has the slider, the lower part of slider is provided with the cable guide assembly, the fixed trigger frame that is provided with in the pivot, the fixed photoelectric switch who is provided with on the speed reducer and cooperatees with the trigger frame; the utility model discloses at the in-process of receiving and releasing the line, arrange the cable in order or emit the cable in order, avoid the cable to take place intertwine's phenomenon receiving and releasing the in-process, improve the availability factor.

Description

Constant tension cable drum

Technical Field

The utility model belongs to the technical field of the cable drum, concretely relates to permanent tension cable drum.

Background

All need use jack-up transportation equipment such as crane, tower crane in trade work progress such as building materials, harbour, mine, metallurgy and water conservancy, all need use cable reel when these jack-up transportation equipment use, the cable reel can provide jack-up transportation equipment power supply, control power or control signal, the cable reel divide into spring-driven cable reel and motor-driven cable reel, motor-driven cable reel is because of its invariable quilt wide application of tension that can make the cable.

In the prior art, as the chinese utility model patent with application number CN201120171122.9, a constant torque cable reel is disclosed, which comprises a worm and worm gear reducer, a current collector and a reel, wherein the rod and worm gear reducer comprises a housing, a hollow spindle arranged in the housing, a worm gear and a worm, the worm gear is fixed on the hollow spindle, the reel is fixed at one end of the hollow spindle by a key, the current collector is sleeved at the other end of the hollow spindle, a friction disc and a fixed disc are arranged at one side of the worm gear, a spring is arranged between the friction disc and the fixed disc, a position adjusting mechanism is connected with the fixed disc for adjusting the expansion amount of the spring, by screwing a set screw, a T-shaped wedge block and the spindle are locked to lock an adjusting nut, the compression amount of the spring is constant, the acting force of the spring on the friction surface is constant, the output torque is constant when the reel is reeled and unreeled with, the cable will not slide off.

However, in the process of winding and unwinding the cable through the winding drum in the prior art, the cables are randomly arranged outside the winding drum, and the cables are easily wound and knotted, so that the normal operation of winding and unwinding the cables is affected, and the cables are required to be manually unwound and then recovered for use.

Therefore, a constant tension cable drum capable of automatically arranging cables neatly outside the drum and improving the use efficiency is needed to solve the technical problems faced at present.

Disclosure of Invention

To exist not enough among the prior art, the utility model provides a can be automatically with the cable at the reel outside neatly arrange, improve the constant tension cable drum of availability factor.

The technical scheme of the utility model is that: constant tension cable drum, including the speed reducer, one side of speed reducer has the pivot, the opposite side of speed reducer is provided with the collection box, the fixed reel that is provided with in the pivot, the top of speed reducer is provided with the drive pivot pivoted motor, be provided with the extension board on the speed reducer, be provided with on the extension board with the straight line module that the axial of reel parallels, the bottom of straight line module has the slider, the lower part of slider is provided with cable guide assembly, the fixed trigger frame that is provided with in the pivot, fixed be provided with on the speed reducer with trigger frame matched with photoelectric switch.

The cable guide assembly is fixedly arranged on the top plate at the bottom of the sliding block, side plates are fixedly arranged on two sides of the bottom of the top plate, a bottom plate is arranged at the bottom of each side plate, two vertical guide rollers are symmetrically arranged on two sides of the top of the bottom plate, and two transverse guide rollers are symmetrically arranged between the side plates.

The photoelectric switch is a groove-shaped photoelectric switch, and the trigger frame is of an L-shaped plate body structure.

The end part of the rotating shaft is fixedly provided with a turntable, and the winding drum is fixedly connected with the turntable through a flange.

And a clamping block is arranged on one side of the turntable, which deviates from the rotating shaft, and a clamping groove matched with the clamping block is formed in the winding drum.

The collecting box is provided with a first box body fixedly connected with the speed reducer, and the other side of the first box body is fixedly connected with a second box body through a flange.

The bottom of speed reducer is fixed and is provided with the mounting panel, the bottom symmetry of mounting panel is provided with two landing legs.

The utility model has the advantages that: the utility model discloses at the in-process of receiving and releasing the line, photoelectric switch is once every triggered, and straight line module drive slider drives the cable direction subassembly and once accomplishes the displacement the same with the cable diameter, and when cable direction subassembly removed the one end to the reel, the moving direction of straight line module reversal slider to this realizes receiving or releasing the in-process, arranges the cable in order or emits the cable in order, avoids the cable to take place intertwine's phenomenon receiving and releasing the in-process, improves the availability factor.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a partial structure of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view of a partial structure of the present invention.

Fig. 5 is a partially enlarged view of B in fig. 4.

Fig. 6 is a schematic structural view of the middle reel of the present invention.

Detailed Description

The following describes the embodiments of the present invention with reference to the drawings and examples.

As shown in fig. 1 to 5, a constant tension cable drum includes a speed reducer 2, a rotating shaft 14 is provided on one side of the speed reducer 2, a current collecting box 1 is provided on the other side of the speed reducer 2, a drum 4 is fixedly provided on the rotating shaft 14, a motor 3 for driving the rotating shaft 14 to rotate is provided on the top of the speed reducer 2, a worm wheel and a worm gear engaged with each other are provided inside the speed reducer 2, the worm gear is sleeved outside the rotating shaft 14, the motor 3 drives the worm gear to rotate, the worm gear and the worm gear drive the rotating shaft 14 to rotate, a current collector and a slip ring are provided inside the current collecting box 1, which are the prior art and are not described again, in order to solve the technical problem that a circuit is easy to be knotted during the process of taking up and paying off the line by the drum 4 in the prior art, a support plate 13 is provided on the speed reducer 2, a linear, the trigger frame 12 is fixedly arranged on the rotating shaft 14, the photoelectric switch 11 matched with the trigger frame 12 is fixedly arranged on the speed reducer 2, when the rotating shaft 14 rotates for one circle, the trigger frame 12 reaches the position of the photoelectric switch 11 once, the photoelectric switch 11 is triggered once, when the cable is wound and unwound, the photoelectric switch 11 is triggered once, the linear module 8 drives the sliding block 801 to drive the cable guide assembly 5 to complete displacement once, which is the same as the diameter of the cable, and when the cable guide assembly 5 moves to one end of the winding drum 4, the linear module 8 reverses the moving direction of the sliding block 801, so that the cables are orderly arranged or the cables are orderly discharged in the winding or unwinding process, the phenomenon that the cables are mutually wound in the winding and unwinding process is avoided, and the use efficiency is improved.

As a specific embodiment of the cable guide assembly, as shown in fig. 2 and 3, the cable guide assembly 5 has a top plate 501 fixedly disposed at the bottom of a sliding block 801, side plates 503 are fixedly disposed at both sides of the bottom of the top plate 501, a bottom plate 502 is disposed at the bottom of the side plates 503, two vertical guide rollers 504 are symmetrically disposed at both sides of the top of the bottom plate 502, two horizontal guide rollers 505 are symmetrically disposed between the two side plates 503, specifically, the top ends of the side plates 503 are fixedly welded to one side of the top plate 501, the bottom ends of the side plates 503 are fixedly welded to one side of the bottom plate 502, both ends of the vertical guide rollers 504 are respectively rotatably connected to the top plate 501 and the bottom plate 502, both ends of the horizontal guide rollers 505 are respectively rotatably connected to the two side plates 503, the vertical guide rollers 504 at both sides of the cable guide assembly 5 limit the cable from left to right, the vertically symmetrical horizontal guide rollers 505 limit the cable from top, meanwhile, the vertical guide roller 504 and the horizontal guide roller 505 can rotate, rotate along with the cable in the cable reeling and unreeling process, so that friction is reduced, and abrasion to the cable is reduced.

As shown in fig. 4 and 5, the photoelectric switch 11 is a groove-type photoelectric switch, the trigger frame 12 is an L-shaped plate structure, the trigger frame 12 can be fixed on the side surface of the rotating shaft 14 by bolts or welding, the rotating shaft 14 drives the trigger frame 12 to rotate when rotating, the photoelectric switch 11 is triggered when the trigger frame 12 rotates to the position of the photoelectric switch 11, the PLC controller receives a trigger signal of the photoelectric switch 11, and the linear module 8 drives the sliding block 801 to move once when receiving the trigger signal of the photoelectric switch 11 once.

As shown in fig. 2 and 6, the end of the rotating shaft 14 is fixedly provided with the rotating disc 6, the winding drum 4 is fixedly connected with the rotating disc 6 through a flange, the winding drum 4 and the rotating disc 6 are detachably designed, transportation is convenient after detachment, and meanwhile, the winding drum 4 is convenient to detach for maintenance or replacement; furthermore, a clamping block 7 is arranged on one side, deviating from the rotating shaft 14, of the rotating disc 6, a clamping groove 8 matched with the clamping block 7 is formed in the winding drum 4, in the process of installing the winding drum 4 on the rotating disc 6, the clamping block 7 can be matched with the clamping groove 8 to be located, and the winding drum 4 corresponds to a flange hole in the rotating disc 6 after being located, so that installation is facilitated.

In order to facilitate maintenance of structures of a collector and a slip ring inside the collecting box 1, the collecting box 1 is provided with a first box body 101 fixedly connected with a speed reducer 2, the other side of the first box body 101 is fixedly connected with a second box body 102 through a flange, and the second box body 102 can be detached, so that the second box body 102 can be conveniently opened to maintain the structures inside the collecting box 1.

The bottom of speed reducer 2 is fixed and is provided with mounting panel 9, and speed reducer 2 passes through the bolt fastening at the top of mounting panel 9, and the bottom symmetry of mounting panel 9 is provided with two landing legs 10, and landing leg 10 welded fastening is in the bottom of mounting panel 9.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (7)

1. The utility model provides a constant tension cable reel, includes the speed reducer, one side of speed reducer has the pivot, the opposite side of speed reducer is provided with the collection box, the fixed reel that is provided with in the pivot, the top of speed reducer is provided with the drive pivot pivoted motor, its characterized in that: the cable guide device is characterized in that a support plate is arranged on the speed reducer, a linear module parallel to the axial direction of the winding drum is arranged on the support plate, a sliding block is arranged at the bottom of the linear module, a cable guide assembly is arranged at the lower part of the sliding block, a trigger frame is fixedly arranged on the rotating shaft, and a photoelectric switch matched with the trigger frame is fixedly arranged on the speed reducer.

2. A constant tension cable reel as in claim 1, wherein: the cable guide assembly is fixedly arranged on the top plate at the bottom of the sliding block, side plates are fixedly arranged on two sides of the bottom of the top plate, a bottom plate is arranged at the bottom of each side plate, two vertical guide rollers are symmetrically arranged on two sides of the top of the bottom plate, and two transverse guide rollers are symmetrically arranged between the side plates.

3. A constant tension cable reel as in claim 1, wherein: the photoelectric switch is a groove-shaped photoelectric switch, and the trigger frame is of an L-shaped plate body structure.

4. A constant tension cable reel as in claim 1, wherein: the end part of the rotating shaft is fixedly provided with a turntable, and the winding drum is fixedly connected with the turntable through a flange.

5. A constant tension cable reel as in claim 4, wherein: and a clamping block is arranged on one side of the turntable, which deviates from the rotating shaft, and a clamping groove matched with the clamping block is formed in the winding drum.

6. A constant tension cable reel as in claim 1, wherein: the collecting box is provided with a first box body fixedly connected with the speed reducer, and the other side of the first box body is fixedly connected with a second box body through a flange.

7. A constant tension cable reel as in claim 1, wherein: the bottom of speed reducer is fixed and is provided with the mounting panel, the bottom symmetry of mounting panel is provided with two landing legs.

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