CN221026906U - Paying-off pulley for cable laying - Google Patents

Abstract

The utility model belongs to the technical field of electric power construction equipment, and particularly discloses a paying-off pulley for cable laying, which comprises supporting seats and first rollers, wherein one side of each supporting seat is provided with a supporting arm, the first ends of the supporting arms are rotatably connected to the supporting seats through rotating shafts, the first ends of the supporting arms are provided with second locking pieces for locking the swinging angles of the supporting arms, and the second ends of the supporting arms are rotatably connected with the second rollers; the position of the second roller is adjusted, a cable passes through the first roller and the second roller, the first roller and the second roller limit the cable bearing in two directions, stability when the cable is towed is improved, the second roller can be adjusted to the side edge of the first roller, the two first rollers and the two second rollers are both arranged on the same side to bear the cable, the bearing distance is improved, the cable bending angle is prevented from being too large in the towing process, and the cable towing device can be flexibly adjusted according to actual requirements.

Description

Paying-off pulley for cable laying

Technical Field

The utility model relates to the technical field of electric power construction equipment, in particular to a paying-off pulley for cable laying.

Background

The cable is usually by several or several groups of wires are constituteed, can transmit the electric energy, in urban construction, need carry out the transport of electric energy through the cable, consequently, need lay a large amount of cables, because the diameter of cable is generally thicker, weight is heavier, in the in-process of laying, in order to reduce the frictional resistance that the cable drags, generally adopt corresponding paying off pulley to cable bearing for the frictional force that the cable drags the process to produce mainly is rolling friction, can also reduce the wearing and tearing that the cable produced when dragging.

In the practical use process, a plurality of directions and a plurality of positions of the cable in dragging are required to be supported and limited, and the roller on the existing paying-off pulley is fixed, so that the cable can be supported in one direction only, and the position of the roller can not be adjusted according to the practical use requirement. Accordingly, one skilled in the art provides a paying-off pulley for cable laying to solve the problems set forth in the background art.

Disclosure of utility model

The utility model aims to provide a paying-off pulley for cable laying, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a pay-off pulley for cabling, comprising:

The two supporting seats are symmetrically arranged and are mutually hinged through a rotating shaft;

The two first rollers are arranged in parallel and are respectively connected to the top ends of the two supporting seats in a rotating way;

The two sides of the supporting seat are respectively provided with a supporting arm, the first ends of the supporting arms are rotatably connected to the supporting seat through a rotating shaft, the first ends of the supporting arms are provided with second locking pieces which are used for locking the swinging angle of the supporting arms, and the second ends of the supporting arms are rotatably connected with second idler wheels which are arranged in parallel with the first idler wheels.

As still further aspects of the utility model: and the two ends of the first roller are integrally formed with limit flanges.

As still further aspects of the utility model: the second locking piece comprises a limiting bolt, the second locking piece is in sliding connection with the first end of the supporting arm, a plurality of fixing holes corresponding to the second locking piece are formed in the supporting seat, and the fixing holes are uniformly distributed along the circumferential direction of the rotation axis of the first end of the supporting arm.

As still further aspects of the utility model: the support arm comprises a fixed pipe and an inserting rod, wherein the first end of the fixed pipe is rotationally connected to the support seat through a rotating shaft, the inserting rod is slidably inserted into the second end of the fixed pipe, and a first locking piece used for locking the inserting rod is arranged at the second end of the fixed pipe.

As still further aspects of the utility model: the first locking piece comprises a bolt, and the bolt thread penetrates through one side of the fixed pipe and is pressed on the inserted link.

As still further aspects of the utility model: the axial length of the first roller is the same as that of the second roller.

As still further aspects of the utility model: the first roller and the second roller are both made of nylon.

Compared with the prior art, the utility model has the beneficial effects that:

through carrying out swing adjustment to the support arm to adjust the position of second gyro wheel, adjust the second gyro wheel to directly over the first gyro wheel, pass the cable between first gyro wheel and the second gyro wheel, first gyro wheel and second gyro wheel are spacing to the cable bearing via two directions, stability when improving the cable and dragging, still can adjust the second gyro wheel to the side of first gyro wheel, two first gyro wheels and two second gyro wheels are all to the cable bearing in same side, improve bearing distance, avoid dragging the in-process, cable bending angle is too big, can adjust in a flexible way according to the in-service use demand.

Drawings

FIG. 1 is a schematic view of a cable laying payout pulley;

FIG. 2 is a schematic view showing a state in which a paying-off pulley for laying a cable supports the cable in two directions;

FIG. 3 is a schematic view showing a state in which a paying-off pulley for laying a cable supports the cable in one direction;

fig. 4 is a schematic structural view of a support arm in a pay-off pulley for cabling.

In the figure: 10. a support base; 101. a fixing hole; 20. a first roller; 21. a limit flange; 30. a support arm; 31. a fixed tube; 32. a rod; 33. a first locking member; 40. a second roller; 50. and the second locking piece.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are set forth below, along with the accompanying drawings. Aspects of the utility model are described in this disclosure with reference to the drawings, in which are shown a number of illustrative embodiments. The embodiments of the present disclosure are not necessarily intended to include all aspects of the utility model. It should be understood that the various concepts and embodiments described above, as well as those described in more detail below, may be implemented in any of a number of ways, as the disclosed concepts and embodiments are not limited to any implementation. Additionally, some aspects of the disclosure may be used alone or in any suitable combination with other aspects of the disclosure.

An paying-off pulley for cabling, in connection with the examples shown in fig. 1-4, comprising: the support seat 10 and the first idler wheels 20 are hinged to each other through a rotating shaft, and the two first idler wheels 20 which are arranged in parallel with each other are respectively connected to the top ends of the two support seats 10 in a rotating mode.

When the cable is laid and towed, the resistance of the cable towing is reduced through the two first roller 20 bearings, the cable wear is avoided, and the positions of the two first roller 20 are adjusted through adjusting the angles of the two supporting seats 10, so that the cable bearing can be carried at the corner where the cable is laid and towed.

In the practical use process, a plurality of directions and a plurality of positions of the cable in dragging are required to be supported and limited, and the roller on the existing paying-off pulley is fixed, so that the cable can be supported in one direction only, and the position of the roller can not be adjusted according to the practical use requirement.

As shown in fig. 1 and 2, one side of each of the two support bases 10 is provided with a support arm 30, a first end of the support arm 30 is rotatably connected to the support base 10 through a rotation shaft, and the first end of the support arm 30 is provided with a second locking member 50 for locking the swing angle of the support arm 30, a second end of the support arm 30 is rotatably connected to a second roller 40, and the second roller 40 and the first roller 20 are arranged in parallel with each other.

In this way, through carrying out swing adjustment to the support arm 30 to adjust the position of second gyro wheel 40, adjust second gyro wheel 40 to first gyro wheel 20 directly over (as shown in fig. 2), pass the cable through between first gyro wheel 20 and the second gyro wheel 40, first gyro wheel 20 and second gyro wheel 40 are spacing to the cable bearing through two directions, stability when improving the cable and dragging, still can adjust second gyro wheel 40 to the side of first gyro wheel 20 (as shown in fig. 3), two first gyro wheel 20 and two second gyro wheels 40 are all to the cable bearing in same side, improve the bearing distance, avoid dragging the in-process, the cable bending angle is too big, can adjust according to the in-service use demand is nimble.

Further, the two ends of the first roller 20 are uniformly and integrally formed with a limiting flange 21, and the limiting flanges 21 at the two ends of the first roller 20 limit and block the two sides of the cable towing direction, so as to prevent the cable from separating from the first roller 20.

Referring to fig. 2 and 3, the second locking member 50 includes a limiting pin, the second locking member 50 is slidably inserted into the first end of the supporting arm 30, and a plurality of fixing holes 101 corresponding to the second locking member 50 are formed in the supporting seat 10, and the plurality of fixing holes 101 are uniformly distributed along the circumferential direction of the rotation axis of the first end of the supporting arm 30.

Thus, when the angle adjustment of the support arm 30 is completed, the position of the limiting bolt inserted on the support arm 30 corresponds to the position of the corresponding fixing hole 101, and then the limiting bolt is inserted into the fixing hole 101 to limit the support arm 30, so that the support arm 30 cannot rotate.

As shown in fig. 4, the support arm 30 includes a fixing tube 31 and a plug rod 32, a first end of the fixing tube 31 is rotatably connected to the support base 10 through a rotation shaft, the plug rod 32 is slidably inserted into a second end of the fixing tube 31, and a first locking member 33 for locking the plug rod 32 is disposed at the second end of the fixing tube 31.

In this way, the whole length of the support arm 30 can be adjusted by sliding the insert rod 32, so that the support distance of the second roller 40 is adjusted, the adjustable flexibility of the second roller 40 is further improved, the position of the insert rod 32 is locked by the first locking piece 33, the length of the support arm 30 is fixed, and the second roller 40 can stably support a cable.

In an alternative embodiment, the first locking member 33 comprises a bolt which is threaded through one side of the fixed tube 31 and is pressed against the insert rod 32, and the insert rod 32 is locked from the position of the insert rod 32 by screwing the bolt on the fixed tube 31 onto the insert rod 32, whereas unscrewing the bolt allows free sliding adjustment of the insert rod 32.

Referring to fig. 1, the axial lengths of the first roller 20 and the second roller 40 are the same, so that the bearing distances of the first roller 20 and the second roller 40 are the same, and the situation that the first roller 20 and the second roller 40 cannot simultaneously bear cables is avoided.

In an alternative embodiment, the first roller 20 and the second roller 40 are made of nylon, and the nylon has high strength, so that the strength of the bearing cable is met, and the bearing cable is not corroded, so that the abrasion of the bearing cable by rust slag is avoided.

The working principle of the utility model is as follows: through carrying out swing adjustment to support arm 30 to adjust the position of second gyro wheel 40, adjust second gyro wheel 40 to first gyro wheel 20 directly over (as shown in fig. 2), pass the cable between first gyro wheel 20 and second gyro wheel 40, first gyro wheel 20 and second gyro wheel 40 are spacing to the cable bearing through two directions, stability when improving the cable and dragging still can adjust second gyro wheel 40 to the side of first gyro wheel 20 (as shown in fig. 3), two first gyro wheels 20 and two second gyro wheels 40 are all to the cable bearing in same side, improve the bearing distance, avoid dragging the in-process, cable bending angle is too big, can adjust according to the in-service use demand is nimble.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. A pay-off pulley for cabling, comprising:

the two symmetrically arranged supporting seats (10), the two supporting seats (10) are mutually hinged through a rotating shaft;

Two first rollers (20) which are arranged in parallel with each other are respectively connected to the top ends of the two supporting seats (10) in a rotating way;

Wherein, two one side of supporting seat (10) all is equipped with support arm (30), the first end of support arm (30) is rotated through the pivot and is connected on supporting seat (10), just the first end of support arm (30) is equipped with second retaining member (50), is used for right the swing angle of support arm (30) is locked, the second end rotation of support arm (30) is connected with second gyro wheel (40), second gyro wheel (40) with first gyro wheel (20) are parallel arrangement each other.

2. Paying-off pulley for cabling according to claim 1, characterized in that both ends of the first roller (20) are integrally formed with limit flanges (21).

3. The paying-off pulley for cable laying according to claim 1, wherein the second locking member (50) comprises a limiting bolt, the second locking member (50) is slidably inserted into the first end of the supporting arm (30), a plurality of fixing holes (101) corresponding to the second locking member (50) are formed in the supporting seat (10), and the plurality of fixing holes (101) are uniformly distributed along the circumferential direction of the rotation axis of the first end of the supporting arm (30).

4. Paying-off pulley for laying cables according to claim 1, characterized in that the supporting arm (30) comprises a fixed tube (31) and a plug rod (32), the first end of the fixed tube (31) is rotatably connected to the supporting seat (10) through a rotating shaft, the plug rod (32) is slidably inserted into the second end of the fixed tube (31), and the second end of the fixed tube (31) is provided with a first locking member (33) for locking the plug rod (32).

5. A paying-off pulley for cabling as claimed in claim 4, wherein the first locking member (33) comprises a bolt threaded through one side of the fixed tube (31) and pressed against the spigot (32).

6. A paying-off pulley for cabling as claimed in claim 1, wherein the axial length of the first roller (20) and the second roller (40) are the same.

7. The paying-off pulley for cabling as set forth in claim 1, wherein the first roller (20) and the second roller (40) are both nylon.