CN219268325U

CN219268325U - Paying-off pulley with braking function

Info

Publication number: CN219268325U
Application number: CN202320235213.7U
Authority: CN
Inventors: 关天育; 关天正; 魏仲达; 吕鑫; 申忠伟; 龙华祥; 周长安; 赵建影
Original assignee: Hezhan Electric Power Co ltd
Current assignee: Hezhan Electric Power Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-06-27
Anticipated expiration: 2033-02-17

Abstract

The utility model discloses a paying-off pulley with a braking function, and relates to the technical field of paying-off pulleys. According to the utility model, through the mutual matching among the paying-off roller, the U-shaped plate, the movable mounting rod, the brake hammer, the swinging rod, the mounting vertical rod and the reset tension spring, when one end of the swinging rod is tilted, the other end of the swinging rod can drive the movable mounting rod and the brake hammer to move downwards until the brake hammer compresses the cable on the paying-off roller, at the moment, the cable can stop paying-off, and a braking effect is realized, so that the paying-off length of the cable can be controlled in time in the cable laying process, and the cable laying work is facilitated.

Description

Paying-off pulley with braking function

Technical Field

The utility model relates to the technical field of paying-off pulleys, in particular to a paying-off pulley with a braking function.

Background

The paying-off pulley is mainly used for protecting cable wires when the cable wires are laid, and is often used for preventing the cable from being rubbed with the ground, the building corner (such as a wellhead, a cable trench corner and the like) when the direction of the cable is changed, the pipe orifice when the cable sequentially passes through a plurality of parallel cable pipelines, the pipe orifice when the cable sequentially passes through two cable pipelines with angles, and the like, which may cause the surface layer abrasion of the cable.

At present, because most of the conventional paying-off pulleys do not have a braking function when in use, the condition that paying-off is overlong easily occurs when a cable is laid possibly, namely the conventional paying-off pulleys cannot effectively control the length of the cable paying-off, and development of follow-up work of the cable laying is not facilitated, and therefore, the paying-off pulley with the braking function is designed to solve the problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a paying-off pulley with a braking function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the paying-off pulley with the braking function comprises a mounting base, wherein two lower fixing plates are fixedly connected to the upper surface of the mounting base, an upper moving plate is slidably arranged on the side wall of each lower fixing plate, paying-off rollers are rotatably arranged between the two upper moving plates, a same U-shaped plate is slidably arranged between the tops of the two upper moving plates, a movable mounting rod penetrates through the tops of the U-shaped plates and is slidably arranged, and a braking hammer matched with the paying-off rollers is fixedly connected to the bottoms of the movable mounting rods; the movable mounting rod is characterized in that the swing rod is movably connected to the top end of the movable mounting rod, the mounting frame is fixedly connected to the outer side wall of the U-shaped plate, the mounting frame is fixedly connected with a mounting vertical rod, the swing rod is rotatably mounted on the outer side wall of the mounting vertical rod, and a reset tension spring is mounted between the mounting vertical rod and the swing rod.

As a further description of the above technical solution:

two the upper movable plate is all fixedly connected with T type draw runner on opposite side, two the T type spout with T type draw runner looks adaptation has all been seted up to lower fixed plate opposite side, T type draw runner and the T type spout inner wall sliding connection who corresponds.

As a further description of the above technical solution:

the two lower fixed plate side walls penetrate through and are in threaded connection with first limit bolts, and the upper movable plate side walls are provided with a plurality of threaded through holes matched with the first limit bolts at equal intervals along the height direction.

As a further description of the above technical solution:

the movable grooves are formed in two sides of the bottom of the U-shaped plate, movable panels are fixedly mounted on the top ends of the upper movable plates, the movable panels are slidably inserted into the inner side walls of the movable grooves, and limit bolts II used for propping against the movable panels are penetrated through and in threaded connection with two sides of the bottom of the U-shaped plate.

As a further description of the above technical solution:

the brake hammer comprises a hammer body fixedly connected with the bottom of the movable mounting rod, a rubber block is fixedly connected to the bottom of the hammer body, and the bottom of the rubber block is arc-shaped.

As a further description of the above technical solution:

the movable mounting rod is characterized in that the top of the movable mounting rod is fixedly connected with a mounting seat which is arranged in a U shape, the inner wall of the mounting seat is fixedly connected with a mounting shaft, the mounting shaft penetrates through the swinging rod, and the side wall of the swinging rod is provided with a avoiding hole corresponding to the mounting shaft.

As a further description of the above technical solution:

and one end of the swinging rod, which is far away from the mounting seat, is fixedly connected with an operating handle.

The utility model has the following beneficial effects:

compared with the prior art, this unwrapping wire coaster with brake function, through the unwrapping wire gyro wheel, the U template, remove the installation pole, the brake hammer, the swinging arms, install the montant and reset the interwork between the extension spring, when one of them one end perk of swinging arms, the other end then can drive and remove the installation pole and brake hammer and move down until the brake hammer compresses tightly the cable on the unwrapping wire gyro wheel, the cable can stop the unwrapping wire this moment, realize the brake effect, can in time control cable unwrapping wire's length in cable laying process like this, more do benefit to the going on of cable laying work.

Compared with the prior art, this unwrapping wire coaster with brake function, through the interwork between fixed plate down, go up movable plate, limit bolt one and the screw thread through hole, go up movable plate and can drive unwrapping wire gyro wheel and reciprocate, adjust unwrapping wire gyro wheel height, conveniently carry out the unwrapping wire work of different cables, through the interwork between last movable plate, U template, movable groove, movable panel and the limit bolt two, remove the spacing back to the movable panel at limit bolt two, U template is whole can reciprocate, can adjust brake hammer and unwrapping wire gyro wheel interval like this, make brake hammer applicable in the unwrapping wire brake work of different thick and thin cables.

Drawings

Fig. 1 is a schematic perspective view of a paying-off tackle with a braking function according to the present utility model;

FIG. 2 is a front view of the paying-off tackle with braking function according to the present utility model;

fig. 3 is a schematic structural view of a lower fixing plate in the paying-off tackle with a braking function provided by the utility model;

FIG. 4 is a schematic diagram of the structure of the upper moving plate of the paying-off tackle with the braking function;

FIG. 5 is a schematic diagram of the connection structure between the upper moving plate and the U-shaped plate in the paying-off pulley with the braking function;

fig. 6 is a schematic diagram of a connection structure of a movable mounting rod, a brake hammer and a swinging rod in the paying-off pulley with a brake function.

Legend description:

1. a mounting base; 2. a lower fixing plate; 3. an upper moving plate; 4. paying-off rollers; 5. a U-shaped plate; 6. moving the mounting rod; 7. a brake hammer; 701. a hammer body; 702. a rubber block; 8. a swinging rod; 9. a mounting frame; 10. mounting a vertical rod; 11. resetting the tension spring; 12. a T-shaped slide bar; 13. a T-shaped chute; 14. a first limit bolt; 15. a threaded through hole; 16. a movable groove; 17. a movable panel; 18. a second limit bolt; 19. a mounting base; 20. a mounting shaft; 21. avoidance holes; 22. the handle is operated.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the paying-off tackle with the braking function provided by the utility model comprises: including installation base 1, the fixed plate 2 under the fixed plate 2 on the fixed plate 1 upper surface fixedly connected with, go up movable plate 3 in lower fixed plate 2 lateral wall slidable mounting, rotate between two upper movable plates 3 and install unwrapping wire gyro wheel 4, two upper movable plate 3 are all fixedly connected with T type draw runner 12 on one side opposite to each other, T type spout 13 with T type draw runner 12 looks adaptation have all been seted up to two lower fixed plate 2 opposite sides, T type draw runner 12 and the inner wall sliding connection of corresponding T type spout 13, two lower fixed plate 2 lateral walls all run through and threaded connection have limit bolt one 14, a plurality of threaded through holes 15 with limit bolt one 14 looks adaptation have been offered to upper movable plate 3 lateral wall equidistance along the direction of height, utilize the slip of T type draw runner 12 in T type spout 13 to make upper and lower movable plate 3 more stable smooth and easy, along with the height of the changeable unwrapping wire gyro wheel 4 on both sides, be applicable to different unwrapping wire requirements, and limit bolt one 14 can be with upper movable plate 3 stable in different positions after being connected with different threaded through hole 15, stable unwrapping wire gyro wheel 4 position has been guaranteed.

The movable groove 16 is formed in two sides of the bottom of the U-shaped plate 5, the movable panel 17 is fixedly arranged at the top end of the two upper movable plates 3, the movable panel 17 is slidably inserted into the inner side wall of the movable groove 16, two limiting bolts 18 used for tightly supporting the movable panel 17 are respectively arranged at two sides of the bottom of the U-shaped plate 5 in a penetrating and threaded mode, a movable mounting rod 6 is arranged at the top of the U-shaped plate 5 in a penetrating and sliding mode, a brake hammer 7 matched with the paying-off roller 4 is fixedly connected to the bottom of the movable mounting rod 6, specifically, the brake hammer 7 comprises a hammer body 701 fixedly connected with the bottom of the movable mounting rod 6, a rubber block 702 is fixedly connected to the bottom of the hammer body 701, the bottom of the rubber block 702 is in an arc-shaped mode, the fact that the U-shaped plate 5 can integrally move up and down after the two limiting bolts 18 are separated from the movable panel 17, at the moment, the height of the movable mounting rod 6 is changed, the distance between the brake hammer 7 and the paying-off roller 4 is correspondingly changed, the brake hammer 7 and the paying-off roller 4 are suitable for paying-off work of different thick and fine wire materials, and the rubber block 702 can be increased to be in friction with the wire, and the surface of the wire can be prevented from being damaged when the wire is contacted with the wire, and the surface of the wire can be prevented from being damaged.

Remove installation pole 6 top swing joint and have swinging arms 8, remove installation pole 6 top fixedly connected with and be the mount pad 19 that the U type set up, mount pad 19 inner wall fixedly connected with installation axle 20, installation axle 20 runs through swinging arms 8 and sets up, swinging arms 8 keep away from mount pad 19 one end fixedly connected with operation handle 22, the setting of operation handle 22 makes things convenient for the staff to control swinging arms 8 and remove, the corresponding hole 21 of dodging of installing axle 20 has been seted up to swinging arms 8 lateral wall, dodging the seting up of hole 21, make swinging arms 8 can rotate with the junction of swinging arms 8 and installation montant 10, thereby the other end can drive and remove installation pole 6 downwardly moving when making swinging arms 8 one end perk, U template 5 lateral wall fixedly connected with mounting bracket 9, mounting bracket 9 upper surface fixedly connected with installation montant 10, swinging arms 8 rotate and install on montant 10 lateral wall, install reset extension spring 11 between installation montant 10 and swinging arms 8.

The utility model can explain its functional principle by the following modes of operation:

when the paying-off device is used, a wire to be wound is wound on the surface of the paying-off roller 4, the paying-off roller 4 rotates during paying-off, when paying-off is required to be stopped, one end corresponding to the swinging rod 8 is driven to move upwards by the operating handle 22, at the moment, the other end of the swinging rod 8 moves downwards, one end of the swinging rod 8 moves downwards to drive the movable mounting rod 6 to move downwards, the bottom of the movable mounting rod 6 drives the brake hammer 7 to contact and offset with the surface wire of the paying-off roller 4, the wire stops discharging at the moment, the braking purpose is achieved, otherwise, after the operating handle 22 is loosened, the swinging rod 8 is reset under the driving of the reset tension spring 11, the other end of the swinging rod 8 drives the movable mounting rod 6 to move upwards, the movable mounting rod 6 drives the brake hammer 7 to move upwards to separate from the wire, and the wire starts paying-off work again.

When the height of the paying-off roller 4 needs to be adjusted, the first limit bolt 14 is unscrewed, after the first limit bolt 14 is separated from the corresponding threaded through hole 15 on the upper moving plate 3, the upper moving plate 3 can move up and down along the lower fixed plate 2, the upper moving plate 3 moves up to drive the paying-off roller 4 to move up, the upper moving plate 3 moves down to drive the paying-off roller 4 to move down, after the upper moving plate 3 is adjusted to a proper height, the position of the upper moving plate 3 is finely adjusted, and then the first limit bolt 14 is screwed, so that the first limit bolt 14 is in threaded connection with the adjacent threaded through hole 15, and the fixing of the upper moving plate 3 is completed.

When the distance between the brake hammer 7 and the paying-off roller 4 is required to be adjusted, the second limit bolt 18 is unscrewed, the U-shaped plate 5 can be integrally moved upwards or downwards at the moment, the U-shaped plate 5 moves upwards to drive the brake hammer 7 to be far away from the paying-off roller 4,U, the brake hammer 7 is driven to be close to the paying-off roller 4, and after the brake hammer 7 is adjusted to a proper position, the second limit bolt 18 is screwed again to fix the movable panel 17.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Paying-off tackle with braking function, including installation base (1), its characterized in that: the device is characterized in that two lower fixing plates (2) are fixedly connected to the upper surface of the mounting base (1), an upper moving plate (3) is slidably mounted on the side wall of each lower fixing plate (2), paying-off rollers (4) are rotatably mounted between the two upper moving plates (3), the same U-shaped plate (5) is slidably mounted between the tops of the two upper moving plates (3), a movable mounting rod (6) penetrates through the tops of the U-shaped plates (5) and is slidably mounted, and a brake hammer (7) matched with the paying-off rollers (4) is fixedly connected to the bottom of each movable mounting rod (6);

the movable mounting rod (6) is characterized in that the swing rod (8) is movably connected to the top end of the movable mounting rod (6), the mounting frame (9) is fixedly connected to the outer side wall of the U-shaped plate (5), the mounting vertical rod (10) is fixedly connected to the upper surface of the mounting frame (9), the swing rod (8) is rotatably mounted on the outer side wall of the mounting vertical rod (10), and a reset tension spring (11) is mounted between the mounting vertical rod (10) and the swing rod (8).

2. The payoff pulley with a braking function according to claim 1, wherein: two the two upper movable plates (3) are all fixedly connected with T type slide (12) on opposite sides, two T type spout (13) with T type slide (12) looks adaptation have all been seted up to lower fixed plate (2) opposite sides, T type slide (12) and the inner wall sliding connection of T type spout (13) that corresponds.

3. The payoff pulley with a braking function according to claim 1, wherein: the side walls of the two lower fixing plates (2) are penetrated through and are in threaded connection with first limit bolts (14), and a plurality of threaded through holes (15) matched with the first limit bolts (14) are formed in the side walls of the upper moving plates (3) at equal intervals along the height direction.

4. The payoff pulley with a braking function according to claim 1, wherein: the movable grooves (16) are formed in two sides of the bottom of the U-shaped plate (5), the movable panels (17) are fixedly mounted on the top ends of the upper movable plates (3), the movable panels (17) are slidably inserted into the inner side walls of the movable grooves (16), and the two sides of the bottom of the U-shaped plate (5) are penetrated through and are in threaded connection with the two limit bolts (18) for propping against the movable panels (17).

5. The payoff pulley with a braking function according to claim 1, wherein: the brake hammer (7) comprises a hammer body (701) fixedly connected with the bottom of the movable mounting rod (6), a rubber block (702) is fixedly connected to the bottom of the hammer body (701), and the bottom of the rubber block (702) is in an arc-shaped arrangement.

6. The payoff pulley with a braking function according to claim 1, wherein: the movable mounting rod is characterized in that a mounting seat (19) which is arranged in a U-shaped manner is fixedly connected to the top of the movable mounting rod (6), a mounting shaft (20) is fixedly connected to the inner wall of the mounting seat (19), the mounting shaft (20) penetrates through the swinging rod (8) to be arranged, and a avoiding hole (21) corresponding to the mounting shaft (20) is formed in the side wall of the swinging rod (8).

7. The payoff pulley with braking function as claimed in claim 6, wherein: one end of the swinging rod (8) far away from the mounting seat (19) is fixedly connected with an operation handle (22).