CN220431837U

CN220431837U - Construction pay-off

Info

Publication number: CN220431837U
Application number: CN202322125877.0U
Authority: CN
Inventors: 史永娟; 李芳�
Original assignee: Shandong Taishan Puhui Construction Engineering Co ltd
Current assignee: Shandong Taishan Puhui Construction Engineering Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-02-02
Anticipated expiration: 2033-08-08

Abstract

The utility model belongs to the technical field of paying-off devices, and particularly relates to a construction paying-off device which can adjust paying-off speed according to the force of a wire, and comprises a base, wherein a motor base is arranged at the rear part of the top end of the base, a driving motor is arranged at the top end of the motor base, a driving shaft is arranged at the rotating end of the driving motor, a wire coil is arranged outside the driving shaft, a rheostat is arranged at the front part of the top end of the base, first guide rails are arranged at the tops of two sides inside the rheostat, second guide rails are arranged at the bottoms of two sides inside the rheostat, a sliding block is arranged inside the rheostat, a mounting frame is arranged on the side wall of the sliding block, a roller is arranged in the middle of the mounting frame, a wire groove is formed in the middle of the roller, rollers are arranged at the front side and the rear side of the mounting frame, a conductive block is arranged inside the sliding block, each first guide rail and the second guide rail at the bottom of the mounting frame are integrated, the first guide rails are conductive bodies, the second guide rails are insulators, and the sliding blocks are arranged between the two first guide rails.

Description

Construction pay-off

Technical Field

The utility model relates to the technical field of pay-off devices, in particular to a construction pay-off device.

Background

As is well known, municipal works refer to municipal infrastructure construction works, wherein in the in-process of construction, often need the construction of cable, multi-purpose pay-off removes the scene with the cable, then carry out unwrapping wire work, the current disclosure, CN 217201290U-an pay-off for municipal construction is disclosed and is provided with regulation pole, the regulating block, the movable block, limiting plate and first hand wheel, the top of support frame is equipped with first screw hole, can adjust each part, realize adjusting the diameter that limiting plate encloses, adapt to the cable of different specifications, the inconvenient cable to the specification of having solved current pay-off is fixed, take place the displacement easily, reduce the problem of the stability of unwrapping wire. However, the following drawbacks still exist in practical use:

1. the existing construction paying-off device usually adopts a manual paying-off or motor to pay-off, and the manual paying-off consumes manpower, has low efficiency and is not beneficial to long-term paying-off work;

2. when the motor pays out, the motor is difficult to adjust according to the required payoff speed, and the payoff speed can be too fast or too slow to influence the progress of payoff work.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a construction paying-off device, which can adjust paying-off speed according to the wire pulling force.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a construction pay-off, the on-line screen storage device comprises a base, the rear portion on the top of base is provided with the motor cabinet, the top of motor cabinet is provided with driving motor, driving motor's rotating end is provided with the drive shaft, the externally mounted of drive shaft has the drum, the front portion on base top is provided with the varistor, the top of the inside both sides of varistor all is provided with first guide rail, the bottom of the inside both sides of varistor all is provided with the second guide rail, the internally mounted of varistor has the slider, be provided with the mounting bracket on the lateral wall of slider, the middle part of mounting bracket is provided with the gyro wheel, the middle part of gyro wheel is provided with the metallic channel, both sides all are provided with the roller bearing around the mounting bracket, the inside of slider is provided with the conducting block.

Further, each first guide rail and the second guide rail at the bottom of the first guide rail are integrated, the first guide rail is a conductor, and the second guide rail is an insulator.

Further, the sliding block is arranged between the two first guide rails, and the first guide rails and the second guide rails are in sliding connection with the sliding block.

Further, the two sides of the conductive block are attached to the first guide rail.

Further, the top of each first guide rail is provided with a wire.

Further, the driving motor is electrically connected with the rheostat.

(III) beneficial effects

Compared with the prior art, the utility model provides a construction paying-off device, which has the following beneficial effects:

this construction pay-off, through the setting of rheostat, and through the setting of the inside first guide rail of rheostat, slider and conducting block, the slider can be according to the pulling force upward movement of acting as go-between when acting as go-between, the resistance of rheostat reduces, driving motor's rotational speed accelerates, the slider can be according to the pulling force downward movement of acting as go-between when the pulling force of acting as go-between reduces, the resistance of rheostat increases, driving motor's rotational speed slows down, when the pulling force of acting as go-between is too little, slider motion to second track department, the motor stops rotating, thereby can be according to the dynamics of acting as go-between to the unwrapping wire speed adjustment, help the unwrapping wire.

Drawings

FIG. 1 is a schematic diagram of an equivalent structure of the present utility model;

fig. 2 is a schematic diagram of an equivalent structure of a varistor according to the present utility model;

fig. 3 is a schematic front view of a varistor according to the present utility model;

FIG. 4 is a schematic diagram of an equivalent structure of a slider according to the present utility model;

FIG. 5 is a schematic side view of a slider of the present utility model;

FIG. 6 is a schematic cross-sectional view of a slider of the present utility model;

fig. 7 is a schematic diagram of the principle structure of the varistor according to the present utility model.

In the figure: 1. a base; 2. a motor base; 3. a driving motor; 4. a drive shaft; 5. wire coil; 6. a varistor; 7. a first guide rail; 8. a second guide rail; 9. a slide block; 10. a mounting frame; 11. a roller; 12. a wire groove; 13. a roller; 14. and a conductive block.

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. 1-7, a construction paying-off device of the present utility model includes a base 1, a motor base 2 is disposed at the rear of the top end of the base 1, a driving motor 3 is disposed at the top end of the motor base 2, the driving motor 3 drives a driving shaft 4 to rotate, a driving shaft 4 is disposed at the rotating end of the driving motor 3, the driving shaft 4 drives a wire coil 5 to rotate for paying-off, the wire coil 5 is mounted outside the driving shaft 4, a rheostat 6 is disposed at the front of the top end of the base 1, the driving motor 3 is electrically connected with the rheostat 6, first guide rails 7 are disposed at the top of two sides inside the rheostat 6, a wire is disposed at the top of each first guide rail 7, a second guide rail 8 is disposed at the bottom of each first guide rail 7 and the second guide rail 8 at the bottom of the rheostat 6, the first guide rail 7 is an electrical conductor, the second guide rail 8 is an insulator, a slider 9 is mounted inside the rheostat 6, the slide block 9 is arranged between the two first guide rails 7, the first guide rails 7 and the second guide rails 8 are in sliding connection with the slide block 9, the side wall of the slide block 9 is provided with a mounting frame 10, the middle part of the mounting frame 10 is provided with a roller 11, the middle part of the roller 11 is provided with a wire groove 12, the front side and the rear side of the mounting frame 10 are respectively provided with a roller 13, the inside of the slide block 9 is provided with a conductive block 14, the two sides of the conductive block 14 are attached to the first guide rails 7, the conductive block 14 conducts electricity to the two first guide rails 7, the slide block 9 moves upwards according to the pulling force of the pulling wire when the pulling wire, the resistance of the rheostat 6 is reduced, the rotating speed of the driving motor 3 is accelerated, the slide block 9 moves downwards according to the pulling force of the pulling wire when the pulling force of the pulling wire is reduced, the rotating speed of the driving motor 3 is reduced, when the pulling force of the pulling wire is excessively small, the slide block 9 moves to the second track, the motor stops rotating.

To sum up, in the construction pay-off device, when in use, the wire coil 5 is mounted on the driving shaft 4, then the wire is placed in the wire groove 12 by passing through the space between the two rollers 13 and the roller 11, the sliding block 9 moves upwards according to the pulling force of the pulling wire when the pulling wire is pulled, the resistance of the rheostat 6 is reduced, the rotating speed of the driving motor 3 is accelerated, the sliding block 9 moves downwards according to the pulling force of the pulling wire when the pulling force of the pulling wire is reduced, the resistance of the rheostat 6 is increased, the rotating speed of the driving motor 3 is reduced, when the pulling force of the pulling wire is too small, the sliding block 9 moves to the second track, and the motor stops rotating.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a construction pay-off, includes base (1), its characterized in that: the rear portion on the top of base (1) is provided with motor cabinet (2), the top of motor cabinet (2) is provided with driving motor (3), driving motor (3)'s rotating end is provided with drive shaft (4), the externally mounted of drive shaft (4) has drum (5), the front portion on base (1) top is provided with varistor (6), the top of varistor (6) inside both sides all is provided with first guide rail (7), the bottom of varistor (6) inside both sides all is provided with second guide rail (8), the internally mounted of varistor (6) has slider (9), be provided with mounting bracket (10) on the lateral wall of slider (9), the middle part of mounting bracket (10) is provided with gyro wheel (11), the middle part of gyro wheel (11) is provided with wire groove (12), both sides all are provided with roller bearing (13) around mounting bracket (10), the inside of slider (9) is provided with conducting block (14).

2. A construction payout apparatus according to claim 1, wherein: each first guide rail (7) and a second guide rail (8) at the bottom of the first guide rail are integrated, the first guide rail (7) is an electric conductor, and the second guide rail (8) is an insulator.

3. A construction payout apparatus according to claim 1, wherein: the sliding blocks (9) are arranged between the two first guide rails (7), and the first guide rails (7) and the second guide rails (8) are in sliding connection with the sliding blocks (9).

4. A construction payout apparatus according to claim 1, wherein: the two sides of the conductive block (14) are attached to the first guide rail (7).

5. A construction payout apparatus according to claim 1, wherein: the top of each first guide rail (7) is provided with a wire.

6. A construction payout apparatus according to claim 1, wherein: the driving motor (3) is electrically connected with the rheostat (6).