CN217642411U - Overhead ground wire lifting device that resets - Google Patents

Abstract

The utility model discloses an overhead ground wire hoisting device that resets, the motor comprises a wheel carrier, the bottom of wheel carrier is provided with locating component all around, the bottom center department of wheel carrier has seted up the constant head tank, the reinforcing frame is installed at the top of wheel carrier, the inner wall symmetry of reinforcing frame is installed and is received the line roller, it has wire rope to wind to encircle on the line roller, wire rope's trailing end connection has the binding clip of acting as go-between, be fixed with driven gear on the input of receiving the line roller, and driven gear is connected with the driving gear meshing of rotation in wheel carrier top center department, the top center department of driving gear installs the swing handle that passes the reinforcing frame. The utility model discloses convenient and fast ground accomplishes overhead earth wire and promotes work that resets, saves operation personnel physical power, shortens operating time, reduces the power off time, promotes maintenance efficiency.

Description

Overhead ground wire lifting device that resets

Technical Field

The utility model relates to an electric power construction apparatus technical field specifically is an overhead ground wire hoisting device that resets.

Background

After the overhead ground wire of the power transmission line falls off, the overhead ground wire can fall off the hanging point by 2-3 meters. The traditional operation modes for resetting the ground wire mainly include two modes: the first method is that the ground wire is hooked by using a wire backup protection rope, the ground wire is lifted by manually pulling, but under the influence of the tension of the ground wire, the tension of a person can only improve the ground wire to a distance of about 0.5 m away from the framework, and the last critical distance requires that two persons cooperate to lift the ground wire by using shoulders.

The second is to fix the chain block to the ground wire framework, and lift the ground wire by tightening the chain block, but because the length of the chain block is larger than the length of the ground wire hardware, the last section of key distance still needs to be lifted manually by the shoulders. The two operation methods not only consume time, but also can thoroughly support the physical strength of overhead workers, have great potential safety hazards, and cause long defect eliminating time and long power failure time of the power transmission line, so that the requirements of users cannot be met.

Because there is not specialized tool, it is big to lead to using traditional operation mode to promote ground wire work degree of difficulty, and the activity duration is of a specified duration, and the operation personnel work gauge height, the power off time is long. Therefore, it is necessary to design an overhead ground wire resetting and lifting device.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides an overhead earth wire hoisting device that resets, the utility model discloses convenient and fast ground accomplishes overhead earth wire and resets and promotes work, saves operation personnel physical power, shortens operating time, reduces the power off time, promotes maintenance efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an overhead ground wire hoisting device that resets, includes the wheel carrier, the bottom of wheel carrier is provided with locating component all around, the constant head tank has been seted up to the bottom center department of wheel carrier, the reinforcing frame is installed at the top of wheel carrier, the inner wall symmetry of reinforcing frame is installed and is received the line roller, it has around wire rope on the line roller to receive, wire rope's trailing end connection has the binding clip, be fixed with driven gear on the input of receiving the line roller, and driven gear is connected with the driving gear meshing of rotation in wheel carrier top center department, the top center department of driving gear installs the swing handle that passes the reinforcing frame.

Preferably, the bottom of the driving gear is provided with a ratchet wheel, the wheel carrier is provided with a pawl which is in contact with the ratchet wheel, the pawl is connected with the wheel carrier through a torsion spring, one side of the top of the pawl is provided with a connecting rope, the top end of the connecting rope penetrates through the rope sleeve to be fixed with a hanging ring, and one side of the rope sleeve is provided with a hook.

Preferably, the two sides of the wheel frame are rotatably connected with guide wheels through wheel shafts.

Preferably, the positioning assembly comprises a positioning seat, a strip hole, a screw, a positioning nut and a clamping plate;

the positioning seat is integrally formed on the periphery of the bottom of the wheel carrier, a long hole is formed in the positioning seat, a screw rod is inserted into the long hole, a positioning nut is fixedly screwed to the top end of the screw rod, and a clamping plate is fixedly arranged at the bottom end of the screw rod.

Preferably, the wheel frame is an aluminum alloy material member.

The beneficial effects of the utility model are that:

1. the reset lifting work of the overhead ground wire is conveniently and quickly finished, the physical strength of operators is saved, the working time is shortened, the power failure time is reduced, and the maintenance efficiency is improved;

2. the wire take-up roller is prevented from rotating when the steel wire rope is recovered through the ratchet mechanism consisting of the ratchet wheel and the pawl, and the pawl can be separated from the ratchet wheel when the hanging ring is hung on the hook, so that the steel wire rope can be conveniently placed;

3. the position of the screw rod is adjusted in the strip hole, and the positioning nut is rotated, so that the clamping plate can be clamped on the angle steel of the overhead ground wire cross arm, and the clamping device is suitable for operation conditions of different types of pole tower overhead ground wire cross arms.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the overall plane structure of the present invention;

FIG. 2 is a schematic view of the ratchet region mounting plane structure of the present invention;

fig. 3 is a schematic top plan view of the rectangular hole region of the present invention;

reference numbers in the figures: 1. a wheel carrier; 2. an axle; 3. a wire rope; 4. a wire tightening tong head; 5. a guide wheel; 6. a reinforcing frame; 7. a wire take-up roller; 8. turning a handle; 9. a driving gear; 10. a driven gear; 11. positioning a groove; 12. positioning seats; 13. a strip hole; 14. a screw; 15. positioning a nut; 16. a splint; 17. a ratchet wheel; 18. a pawl; 19. a torsion spring; 20. connecting ropes; 21. rope sleeves; 22. hanging a ring; 23. and (4) hanging hooks.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings.

Example one

Given by figure 1, the utility model provides a following technical scheme: an overhead ground wire resetting and lifting device comprises a wheel carrier 1, positioning components are arranged on the periphery of the bottom of the wheel carrier 1, a positioning groove 11 is formed in the center of the bottom of the wheel carrier 1, a reinforcing frame 6 is installed at the top of the wheel carrier 1, wire take-up rollers 7 are symmetrically installed on the inner wall of the reinforcing frame 6, a steel wire rope 3 is wound on the wire take-up rollers 7, the tail end of the steel wire rope 3 is connected with a wire tightening clamp head 4, a driven gear 10 is fixed on the input end of the wire take-up rollers 7, the driven gear 10 is meshed and connected with a driving gear 9 rotating at the center of the top of the wheel carrier 1, a rotary handle 8 penetrating through the reinforcing frame 6 is installed at the center of the top of the driving gear 9, the wheel carrier 1 is clamped on two angle steels of a cross arm hanging point of an overhead ground wire of an iron tower, the wire rope 3 on the wire take-up roller 7 is wound around from the upper parts of the two guide wheels 5, the tail end of the wire rope 3 is connected to the overhead ground wire through the wire tightening clamp head 4, after all parts are reliably connected, a balanced wire tightening method is adopted, the driving gear 9 is driven to rotate through rotating the rotary handle 8, the driven gear 10 is driven to drive the wire take-up roller 7 to rotate, the wire rope 3 is contracted, the overhead ground wire is driven to be tightened inwards in the oblique upward direction, and the overhead ground wire is clamped into the suspension wire clamp, the overhead ground wire resetting and lifting work is completed conveniently and quickly, the physical strength of operating personnel is saved, the working time is shortened, the power failure time is shortened, and the maintenance efficiency is improved.

Preferably, guide wheels 5 are rotatably connected to both sides of the wheel frame 1 through wheel shafts 2.

Preferably, the wheel frame 1 is a member of an aluminium alloy material.

Example two

Referring to fig. 1 and 2, as another preferred embodiment, the difference from the first embodiment is that a ratchet 17 is installed at the bottom of a driving gear 9, a pawl 18 contacting with the ratchet 17 is installed on a wheel frame 1, the pawl 18 is connected with the wheel frame 1 through a torsion spring 19, a connecting rope 20 is installed at one side of the top of the pawl 18, a hanging ring 22 is fixed at the top end of the connecting rope 20 through a rope sleeve 21, a hook 23 is installed at one side of the rope sleeve 21, the take-up roller 7 is prevented from rotating when the steel wire rope 3 is recovered through a ratchet mechanism formed by the ratchet 17 and the pawl 18, and when the hanging ring 22 is hung on the hook 23, the pawl 18 and the ratchet 17 can be separated, so that the steel wire rope 3 can be conveniently dropped.

EXAMPLE III

Referring to fig. 1 and 3, as another preferred embodiment, the difference from the first embodiment is that the positioning assembly includes a positioning seat 12, a long hole 13, a screw 14, a positioning nut 15 and a clamping plate 16, the positioning seat 12 is integrally formed around the bottom of the wheel carrier 1, the long hole 13 is formed in the positioning seat 12, the screw 14 is inserted into the long hole 13, the positioning nut 15 is screwed and fixed at the top end of the screw 14, the clamping plate 16 is fixed at the bottom end of the screw 14, the position of the screw 14 is adjusted in the long hole 13, and the positioning nut 15 is rotated, so that the clamping plate 16 can be clamped on the angle steel of the overhead ground wire cross arm, and the positioning assembly is suitable for the overhead ground wire cross operation conditions of different tower models.

The working principle is as follows:

the steel wire rope winding device is characterized in that a wheel carrier 1 is clamped on two angle steels of a cross arm hanging point of an iron tower overhead ground wire, positioning is carried out by using a positioning assembly, a steel wire rope 3 on a wire winding roller 7 is wound from the upper parts of two guide wheels 5, the tail end of the steel wire rope 3 is connected to the overhead ground wire through a wire tightening clamp head 4, after all parts are reliably connected, a balanced wire tightening method is adopted, a driving gear 9 is driven to rotate through a rotating rotary handle 8, a driven gear 10 is driven to drive the wire winding roller 7 to rotate, the steel wire rope 3 is contracted, the overhead ground wire is driven to be inwards tightened along the oblique upward direction, and the steel wire rope is clamped on a suspension clamp, the overhead ground wire resetting and lifting work is conveniently and quickly completed, the physical strength of operating personnel is saved, the working time is shortened, the power failure time is reduced, and the overhauling efficiency is improved.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides an overhead ground wire hoisting device that resets, includes wheel carrier (1), its characterized in that: the wire winding machine is characterized in that a positioning assembly is arranged on the periphery of the bottom of the wheel carrier (1), a positioning groove (11) is formed in the center of the bottom of the wheel carrier (1), a reinforcing frame (6) is installed at the top of the wheel carrier (1), a wire winding roller (7) is symmetrically installed on the inner wall of the reinforcing frame (6), a wire rope (3) is wound on the wire winding roller (7), the tail end of the wire rope (3) is connected with a wire tightening clamp head (4), a driven gear (10) is fixed on the input end of the wire winding roller (7), the driven gear (10) is meshed with a driving gear (9) which rotates at the center of the top of the wheel carrier (1) and is connected with the driving gear (9), and a rotating handle (8) which penetrates through the reinforcing frame (6) is installed at the center of the top of the driving gear (9).

2. An overhead ground wire resetting and lifting device according to claim 1, characterized in that: ratchet (17) are installed to the bottom of driving gear (9), install pawl (18) with ratchet (17) contact on wheel carrier (1), be connected through torsion spring (19) between pawl (18) and the wheel carrier (1), top one side of pawl (18) is installed and is connected rope (20), the top of connecting rope (20) is passed rope sling (21) and is fixed with link (22), couple (23) are installed to one side of rope sling (21).

3. An overhead ground wire resetting and lifting device according to claim 1, wherein: the two sides of the wheel carrier (1) are rotatably connected with guide wheels (5) through wheel shafts (2).

4. An overhead ground wire resetting and lifting device according to claim 1, characterized in that: the positioning assembly comprises a positioning seat (12), a long hole (13), a screw rod (14), a positioning nut (15) and a clamping plate (16);

the positioning seat (12) is integrally formed on the periphery of the bottom of the wheel carrier (1), a long hole (13) is formed in the positioning seat (12), a screw rod (14) is inserted into the long hole (13), the top end of the screw rod (14) is fixedly screwed with a positioning nut (15), and a clamping plate (16) is fixed at the bottom end of the screw rod (14).

5. An overhead ground wire resetting and lifting device according to claim 1, characterized in that: the wheel carrier (1) is an aluminum alloy material component.

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