CN210577416U

CN210577416U - Tightener for electric power engineering cable installation

Info

Publication number: CN210577416U
Application number: CN201921872807.9U
Authority: CN
Inventors: 鄢清
Original assignee: Fujian Baoye Electric Power Construction Engineering Co Ltd
Current assignee: Fujian Baoye Electric Power Construction Engineering Co Ltd
Priority date: 2019-11-03
Filing date: 2019-11-03
Publication date: 2020-05-19
Anticipated expiration: 2029-11-03

Abstract

The utility model relates to a turn-buckle technical field just discloses a turn-buckle is used in electric power engineering cable installation, including support and lever, the inside movable mounting of support has the pivot, the front and the equal fixed mounting in the back of pivot have the connecting block, the left side fixed mounting of support has the connecting rod, the left side movable mounting of connecting rod has left couple, the right side fixed mounting of support has the dead lever, the inside fixed mounting of dead lever has wire rope, wire rope's inside movable mounting has right couple, the outside fixed mounting of pivot has the ratchet that is located support inside, the back movable mounting of support has the pawl with the ratchet joint. This tightener is used in electric power engineering cable installation possesses advantages such as convenient to use, has solved present tightener and need utilize the lever to drive the ratchet group and rotate, and the lever is dismantled very inconveniently, and drops easily, and lever arm of force length is fixed simultaneously, can not adjust through actual conditions's problem.

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 wire tightener, also called ratchet tightener, is used for tightening a wire in overhead line laying construction, when in use, a steel wire rope or a galvanized iron wire on the wire tightener is firstly loosened and fixed on a cross arm, the wire is clamped by a wire clamp, then a special spanner is pulled, the steel wire rope or the galvanized iron wire is gradually wound on a ratchet roller due to the anti-reversion effect of a pawl to tighten the wire, the tightened wire is fixed on an insulator, then the pawl is firstly loosened to loosen the steel wire rope or the galvanized iron wire, then a wire clamp is loosened, and finally the steel wire rope or the galvanized iron wire is wound on the roller of a ratchet.

At present, the tightener needs to use a lever to drive a ratchet group to rotate, the lever is very inconvenient to detach and easy to drop, and meanwhile, the lever arm of force is fixed in length and cannot be adjusted through actual conditions, so that the tightener for electric power engineering cable installation is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a turn-buckle is used in electric power engineering cable installation possesses advantages such as convenient to use, has solved present turn-buckle and need utilize the lever to drive the ratchet group and rotate, and the lever is dismantled very inconveniently, and drops easily, and lever arm of force length is fixed simultaneously, can not carry out the problem of adjusting through actual conditions.

(II) technical scheme

In order to realize the purpose of convenient use, the utility model provides a following technical scheme: a wire tightener for electric power engineering cable installation comprises a support and a lever, wherein a rotating shaft is movably mounted inside the support, a connecting block is fixedly mounted on the front surface and the back surface of the rotating shaft, a connecting rod is fixedly mounted on the left side of the support, a left hook is movably mounted on the left side of the connecting rod, a fixing rod is fixedly mounted on the right side of the support, a steel wire rope is fixedly mounted inside the fixing rod, a right hook is movably mounted inside the steel wire rope, a ratchet wheel positioned inside the support is fixedly mounted on the outer side of the rotating shaft, a pawl clamped with the ratchet wheel is movably mounted on the back surface of the support, a mounting groove is formed inside the lever, a sleeve is fixedly mounted on the right side of the lever, a movable hole is formed inside the lever, a limiting block is movably mounted inside the movable, the bottom fixed mounting of pull ring has the spring with lever fixed connection, sheathed tube inside fixed mounting has spacing pipe, the inside movable mounting of spacing pipe has the telescopic shaft, the left side fixed mounting of telescopic shaft has the spacing ring that is located spacing pipe left, the right side fixed mounting of telescopic shaft has the handle.

Preferably, the end, far away from the fixed rod, of the steel wire rope is fixedly connected with the rotating shaft, and the left hook and the right hook are distributed in bilateral symmetry.

Preferably, the left hook is fixedly connected with the connecting rod through a rotating ring, and the connecting rod is Y-shaped.

Preferably, the interior of the sleeve is of a hollow design, and the length of the limiting pipe is less than half of the length of the sleeve.

Preferably, the diameter of the limiting ring is larger than the diameter of the limiting pipe, and the limiting ring is movably connected with the sleeve.

Preferably, the mounting groove is matched with the diameter of the connecting block, and the bottom of the limiting block is inclined.

(III) advantageous effects

Compared with the prior art, the utility model provides a turn-buckle is used in electric power engineering cable installation possesses following beneficial effect:

the tightener for electric power engineering cable installation is characterized in that a handle is moved towards the right side to drive a telescopic shaft to move, the telescopic shaft drives a limiting ring to move in a sleeve until the limiting ring is contacted with a limiting pipe, the length of a force arm is prolonged, a user saves more labor, the telescopic shaft is contracted in the sleeve when the space is limited or the force arm is not required to be prolonged, when the lever is not required to be used, a pull ring lengthening spring can be pulled out, the outside of the pull ring wire moves to drive a limiting block to move towards the outside, the lever can be disassembled, the installation groove of the lever is only required to be aligned with a connecting block to push one side of the connecting block during installation, when the limiting block in the installation groove is contacted with the connecting block, a limiting block inclined surface is pushed by the connecting block to enable the limiting block to move upwards, the limiting block moves upwards to, the connecting block is limited, and the connecting block is prevented from being separated from the lever, so that the aim of facilitating installation is fulfilled.

Drawings

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

fig. 2 is a schematic diagram of the lever structure of the present invention.

In the figure: the device comprises a support 1, a connecting rod 2, a left hook 3, a ratchet 4, a rotating shaft 5, a connecting block 6, a pawl 7, a lever 8, a fixed rod 9, a steel wire rope 10, a sleeve 11, a right hook 12, a spring 13, a handle 14, a limiting pipe 15, a telescopic shaft 16, a limiting ring 17, a mounting groove 18, a movable hole 19, a limiting block 20 and a pull ring 21.

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.

Referring to fig. 1-2, the present invention provides a technical solution: a wire grip for electric power engineering cable installation comprises a support 1 and a lever 8, wherein a rotating shaft 5 is movably installed inside the support 1, connecting blocks 6 are fixedly installed on the front surface and the back surface of the rotating shaft 5 respectively, a connecting rod 2 is fixedly installed on the left side of the support 1, the left hook 3 is fixedly connected with the connecting rod 2 through a rotating ring, the connecting rod 2 is Y-shaped, a left hook 3 is movably installed on the left side of the connecting rod 2, a fixing rod 9 is fixedly installed on the right side of the support 1, a steel wire rope 10 is fixedly installed inside the fixing rod 9, one end, far away from the fixing rod 9, of the steel wire rope 10 is fixedly connected with the rotating shaft 5, the left hook 3 and the right hook 12 are symmetrically distributed in the left and right directions, a right hook 12 is movably installed inside the steel wire rope 10, a ratchet 4 positioned inside the support 1 is fixedly installed on the outer side, the right side of the lever 8 is fixedly provided with a sleeve 11, the inside of the sleeve 11 is of a hollow design, the length of the limiting pipe 15 is less than one half of the length of the sleeve 11, the diameter of the limiting ring 17 is greater than the diameter of the inside of the limiting pipe 15, the limiting ring 17 is movably connected with the sleeve 11, the inside of the lever 8 is provided with a movable hole 19, the inside of the movable hole 19 is movably provided with a limiting block 20, the top of the limiting block 20 is fixedly provided with a pull ring 21, the bottom of the pull ring 21 is fixedly provided with a spring 13 fixedly connected with the lever 8, the inside of the sleeve 11 is fixedly provided with the limiting pipe 15, the inside of the limiting pipe 15 is movably provided with a telescopic shaft 16, the left side of the telescopic shaft 16 is fixedly provided with the limiting ring 17 positioned at the left side of the limiting pipe 15, the right side of the telescopic shaft 16 is fixedly provided, the handle 14 is moved towards the right side to drive the telescopic shaft 16 to move, the telescopic shaft 16 drives the limiting ring 17 to move in the sleeve 11 until the limiting ring is contacted with the limiting pipe 15, the length of the force arm is prolonged, a user can save more labor when the space is limited or the force arm is not required to be prolonged, the telescopic shaft 16 is contracted in the sleeve 11, when the lever 8 is not required to be used, the pull ring 21 is pulled outwards to elongate the spring 13, the outside of the line of the pull ring 21 moves to drive the limiting block 20 to move outwards, the lever 8 can be disassembled, the installation groove 18 of the lever 8 is only required to be aligned with the connecting block 6 to push towards one side of the connecting block 6 when the limiting block 20 in the installation groove 18 is contacted with the connecting block 6, the connecting block 6 pushes the inclined plane of the limiting block 20 to enable the limiting block 20 to move upwards, the limiting block 20 moves upwards to pull the spring 13, spring 13 contracts and drives stopper 20 and resets, and is spacing to connecting block 6, prevents that connecting block 6 and lever 8 from breaking away from to reach the purpose of being convenient for install, the width that connecting block 6 kept away from 5 one sides of pivot is greater than the width that connecting block 6 is close to 5 one sides of pivot.

To sum up, in the tightener for installing electric power engineering cables, the handle 14 is moved to the right side to drive the telescopic shaft 16 to move, the telescopic shaft 16 drives the limiting ring 17 to move in the sleeve 11 until the limiting ring is contacted with the limiting pipe 15, the length of the force arm is prolonged, so that a user can save labor, when the space is limited or the force arm is not required to be prolonged, the telescopic shaft 16 is contracted in the sleeve 11, when the lever 8 is not required to be used, the pull ring 21 can be pulled outwards to elongate the spring 13, the outside of the pull ring 21 can be moved to drive the limiting block 20 to move outwards, so that the lever 8 can be disassembled, when the lever 8 is not required to be used, the installation groove 18 of the lever 8 only needs to be aligned with the connecting block 6 to push towards one side of the connecting block 6, when the limiting block 20 in the installation groove 18 is contacted with the connecting block 6, the connecting block 6 pushes the inclined, when connecting block 6 imbeds mounting groove 18 inside completely, spring 13 contracts and drives stopper 20 and resets, carries on spacingly to connecting block 6, prevents that connecting block 6 and lever 8 from breaking away from to reached the purpose of being convenient for to install, solved present turn-buckle and need utilized the lever to drive the ratchet group and rotate, the lever is dismantled very inconveniently, and drops easily, and lever arm of force length is fixed simultaneously, can not carry out the problem of adjusting through actual conditions.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 support (1) and lever (8), its characterized in that: the inner movable mounting of the support is provided with a rotating shaft (5), the front face and the back face of the rotating shaft (5) are respectively and fixedly provided with a connecting block (6), the left side of the support (1) is fixedly provided with a connecting rod (2), the left side of the connecting rod (2) is movably provided with a left hook (3), the right side of the support (1) is fixedly provided with a fixing rod (9), the inner part of the fixing rod (9) is fixedly provided with a steel wire rope (10), the inner part of the steel wire rope (10) is movably provided with a right hook (12), the outer side of the rotating shaft (5) is fixedly provided with a ratchet wheel (4) positioned in the support (1), the back face of the support (1) is movably provided with a pawl (7) connected with the ratchet wheel (4) in a clamping manner, a mounting groove (18) is formed in the lever (, movable hole (19) have been seted up to the inside of lever (8), the inside movable mounting of movable hole (19) has stopper (20), the top fixed mounting of stopper (20) has pull ring (21), the bottom fixed mounting of pull ring (21) has spring (13) with lever (8) fixed connection, the inside fixed mounting of sleeve pipe (11) has spacing pipe (15), the inside movable mounting of spacing pipe (15) has telescopic shaft (16), the left side fixed mounting of telescopic shaft (16) has and is located the left spacing ring (17) of spacing pipe (15), the right side fixed mounting of telescopic shaft (16) has handle (14).

2. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: one end, far away from the fixing rod (9), of the steel wire rope (10) is fixedly connected with the rotating shaft (5), and the left hook (3) and the right hook (12) are distributed in a bilateral symmetry mode.

3. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the left hook (3) is fixedly connected with the connecting rod (2) through a rotating ring, and the connecting rod (2) is Y-shaped.

4. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the interior of the sleeve (11) is hollow, and the length of the limiting pipe (15) is less than one half of the length of the sleeve (11).

5. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the diameter of the limiting ring (17) is larger than that of the inside of the limiting pipe (15), and the limiting ring (17) is movably connected with the sleeve (11).

6. The tightener for installing electric power engineering cables as claimed in claim 1, wherein: the mounting groove (18) is matched with the diameter of the connecting block (6), and the bottom of the limiting block (20) is inclined.