CN212935366U

CN212935366U - Tightener for electric power engineering cable installation

Info

Publication number: CN212935366U
Application number: CN202021298737.3U
Authority: CN
Inventors: 王旭
Original assignee: Wuhan Mingjie Electrical Engineering Co Ltd
Current assignee: Wuhan Mingjie Electrical Engineering Co Ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-04-09
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a tightener for installing electric power engineering cables, which belongs to the field of tighteners and comprises a fixed box, wherein a rotating wheel is arranged in the fixed box through a rotating shaft, the outer surface of the rotating wheel is provided with a pull rope, one side of the rotating wheel is provided with a limit groove, one side in the fixed box is respectively provided with a spring and a stop part, when the rope is released, a worker pulls a pull ring to enable a connecting rod to drive the stop part to fall off from the limit groove, at the moment, the worker reversely rotates a handle to enable the rotating wheel to reversely rotate so as to complete the rope releasing work, when the rope is tightened, the worker forwardly rotates the handle so as to enable the rotating wheel to forwardly rotate, further enable the stop part to be separated from the limit groove one by one, when the rotation is stopped, the stop part is clamped into the limit groove again under the action of the spring, thereby achieving the action of locking and preventing the rotating wheel, the operation is simpler, and the device can be rotated at any time, stopped at any time and locked at any time.

Description

Tightener for electric power engineering cable installation

Technical Field

The utility model relates to a turn-buckle technical field specifically is a turn-buckle is used in electric power engineering cable installation.

Background

A tightener, also called ratchet tightener, is used for tightening a wire in overhead line laying construction, and when an overhead high-voltage line of a power system is laid or patrolled, the tightening of the high-voltage line is very important work and directly influences the use of the whole power line.

The prior art discloses a tightener for installing an electric power engineering cable, which comprises two fixed plates, wherein a winding roller is arranged between the two fixed plates, the left end and the right end of the winding roller are respectively and rotatably connected to the side walls of the two fixed plates, a rotating groove is formed in the side wall of the left fixed plate, a rotating plate is rotatably connected in the rotating groove, one end of the rotating plate is fixedly connected with a connecting shaft, the other end of the connecting shaft is fixedly connected to the center of the left side of the winding roller, and the other end of the rotating plate is fixedly connected with a rotating handle, so that the tightening handle is screwed, a threaded rod is driven to rotate, a limiting block is driven to move to the left side in a limiting groove, and the front clamping plate is driven to move to the left side to extrude and fix a cable between a rear clamping plate and the front clamping plate and further fix a tightening line, prevent that the tightwire from appearing not hard uply, nevertheless inconvenient when this tightwire operation, inconvenient automatic locking position just needs to rotate positioning bolt after stall at every turn for the locating piece inserts and fixes a position in the annular location tooth's socket, and is inconvenient during the operation, and simultaneously when the pulling stay cord, the swing takes place easily for the stay cord, and then makes the stay cord take place the friction with other structures easily, has accelerated the wearing and tearing of stay cord.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turn-buckle is used in electric power engineering cable installation to solve the inconvenient automatic problem of locking and the easy wearing and tearing of stay cord that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a wire grip for electric power engineering cable installation comprises a fixed box, wherein a rotating wheel is arranged in the fixed box through a rotating shaft, a pull rope is arranged on the outer surface of the rotating wheel, a limit groove is formed in one side of the rotating wheel, a spring and a stop part are respectively arranged on one side of the inside of the fixed box, one end of the spring is connected with the stop part, a connecting rod connected with the stop part penetrates through one side of the fixed box, a connecting plate is fixed at one end of the connecting rod, a rotating plate is fixed at one end of the rotating shaft, a handle is fixed at one side of the rotating plate, a rotating shaft penetrates through the top of the fixed box, a fixed ring is fixed at the top of the rotating shaft, a fixed hook is fixed at one end of the pull rope, a torsion spring and a limiting part are respectively arranged on the inner side of the fixed hook, a protective pad is arranged on the inner wall of the fixed hook, and pulleys are arranged on the inner wall of the through opening.

Preferably, the outer surface of the handle is provided with anti-slip lines.

Preferably, the pull rope is made of a steel wire material.

Preferably, a pull ring is fixed on one side of the connecting plate.

Preferably, the limiting groove is provided with a plurality of limiting grooves, and the plurality of limiting grooves are matched with the stop piece.

Compared with the prior art, the beneficial effects of the utility model are that: the tightener for electric power engineering cable installation is provided with a spring, a stop part, a pull ring, a connecting rod and a limiting groove, when a rope is put out, a worker pulls the pull ring to enable the connecting rod to drive the stop part to fall off from the limiting groove, at the moment, the worker reversely rotates a handle to enable a rotating wheel to reversely rotate so as to finish the rope putting work, when the rope is tightened, the worker forwardly rotates the handle so as to enable the rotating wheel to forwardly rotate and further enable the stop part to be separated from the limiting groove one by one, when the rotation is stopped, the stop part is clamped into the limiting groove again under the action of the spring, so that the function of locking can be achieved, the rotating wheel can be prevented from reversely rotating, the operation is simpler, the tightener can be rotated at any time and stopped and locked at any time, meanwhile, the pulleys are provided with two groups, a pull rope is positioned between the two groups of pulleys, and the pull rope is positioned through the, the rope can be prevented from swinging, the friction of the rope can be reduced through the pulley, and the abrasion of the rope is reduced; and this turn-buckle still is provided with the protection and fills up, can protect the cable when the pulling cable through the protection pad, avoids the cable wearing and tearing to take place when the pulling, and this turn-buckle is provided with the rotation axis, can adjust solid fixed ring's direction through the rotation axis for it is more convenient when fixed, and application scope is wider.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the fixing box of the present invention;

FIG. 3 is a schematic view of the fixing hook of the present invention;

FIG. 4 is a schematic top view of the stop member of the present invention;

fig. 5 is a schematic side view of the runner of the present invention.

In the figure: 1. a fixing box; 2. a rotating shaft; 3. a rotating wheel; 4. pulling a rope; 5. a port; 6. a pulley; 7. a fixed hook; 8. rotating the plate; 9. a handle; 10. a connecting plate; 11. a rotating shaft; 12. a fixing ring; 13. a stop member; 14. a limiting groove; 15. a pull ring; 16. a connecting rod; 17. a spring; 18. a limiting member; 19. a protective pad; 20. a torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "fixed," "sleeved," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; the two elements may be connected directly or indirectly through an intermediate medium, and the two elements may be connected internally or in an interaction relationship, and a person skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations.

Referring to fig. 1-5, the present invention provides a technical solution: a wire grip for electric power engineering cable installation comprises a fixed box 1, a rotating shaft 2, a rotating wheel 3, a stay cord 4, a through hole 5, a pulley 6, a fixed hook 7, a rotating plate 8, a handle 9, a connecting plate 10, a rotating shaft 11, a fixed ring 12, a stop part 13, a limit groove 14, a pull ring 15, a connecting rod 16, a spring 17, a limit part 18, a protective pad 19 and a torsion spring 20, wherein the rotating wheel 3 is arranged in the fixed box 1 through the rotating shaft 2, the stay cord 4 is arranged on the outer surface of the rotating wheel 3, the limit groove 14 is arranged on one side of the rotating wheel 3, the spring 17 and the stop part 13 are respectively arranged on one side of the inside of the fixed box 1, one end of the spring 17 is connected with the stop part 13, the connecting rod 16 connected with the stop part 13 penetrates through one side of the fixed box 1, the connecting plate 10 is fixed on one end of the connecting rod 16, the rotating plate 8 is, the top of fixed box 1 runs through there is rotation axis 11, be convenient for adjust the direction of solid fixed ring 12, it is more convenient when making fixed, the top of rotation axis 11 is fixed with solid fixed ring 12, the fixed hook 7 of one end of stay cord 4, the inboard of fixed hook 7 is provided with torsional spring 20 and locating part 18 respectively, the inner wall of fixed hook 7 is provided with protection pad 19, the bottom of fixed box 1 runs through there is opening 5, pulley 6 is installed to the inner wall of opening 5, reduce the friction, reduce the wearing and tearing of stay cord 4.

Referring to fig. 1-2, the outer surface of the handle 9 is provided with anti-slip lines to increase friction, so that the handle is not easy to slip during rotation, and the pull rope 4 is made of a steel wire material, so that the pull rope 4 is more durable.

Referring to fig. 2 and 4, a pull ring 15 is fixed on one side of the connecting plate 10 to facilitate pulling the connecting plate 10, a plurality of limiting grooves 14 are provided, and the plurality of limiting grooves 14 are all matched with the stop member 13 to facilitate locking at any time.

The working principle is as follows: firstly, a worker firstly checks whether the wire tightener is intact, then the worker fixes the fixing box 1 through the fixing ring 12, when the wire is unreeled, the worker pulls the pull ring 15 to enable the connecting rod 16 to drive the stop piece 13 to fall off from the limiting groove 14, at the moment, the worker reversely rotates the handle 9 to enable the rotating wheel 3 to reversely rotate so as to finish the wire unreeling work, then the worker well fixes the cable through the fixing hook 7, when the wire is tightened, the worker forwardly rotates the handle 9 to enable the rotating wheel 3 to forwardly rotate so as to enable the stop piece 13 to be separated from the limiting groove 14 one by one, the pull rope is positioned through the pulley 6, the swing of the pull rope 4 can be prevented, the friction of the pull rope 4 can be reduced through the pulley 6, the abrasion of the pull rope 4 is reduced, when the rotation is stopped, the stop piece 13 is clamped into the limiting groove 14 again under the action of the spring 17, thereby, the function of locking can be achieved, and the rotating wheel 3 can be prevented from reversely rotating.

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

Claims

1. The utility model provides a turn-buckle is used in electric power engineering cable installation, includes fixed box (1), its characterized in that: the inner part of the fixed box (1) is provided with a rotating wheel (3) through a rotating shaft (2), the outer surface of the rotating wheel (3) is provided with a pull rope (4), one side of the rotating wheel (3) is provided with a limit groove (14), one side of the inner part of the fixed box (1) is respectively provided with a spring (17) and a stop part (13), one end of the spring (17) is connected with the stop part (13), one side of the fixed box (1) is penetrated with a connecting rod (16) connected with the stop part (13), one end of the connecting rod (16) is fixed with a connecting plate (10), one end of the rotating shaft (2) is fixed with a rotating plate (8), one side of the rotating plate (8) is fixed with a handle (9), the top of the fixed box (1) is penetrated with a rotating shaft (11), the top of the rotating shaft (11) is fixed with a fixed ring (12), one end of the pull rope (4) is fixed with a fixed hook, the inboard of fixed hook (7) is provided with torsional spring (20) and locating part (18) respectively, the inner wall of fixed hook (7) is provided with protection pad (19), the bottom of fixed box (1) runs through there is opening (5), pulley (6) are installed to the inner wall of opening (5).

2. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the outer surface of the handle (9) is provided with anti-skid grains.

3. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the pull rope (4) is made of steel wire materials.

4. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: and a pull ring (15) is fixed on one side of the connecting plate (10).

5. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the limiting groove (14) is provided with a plurality of limiting grooves (14), and the limiting grooves (14) are matched with the stop piece (13).