CN210404561U

CN210404561U - Tightener for electric power engineering cable installation

Info

Publication number: CN210404561U
Application number: CN201921317282.2U
Authority: CN
Inventors: 汪俊
Original assignee: Nanjing Huazun Power Installation Engineering Co Ltd
Current assignee: Nanjing Huazun Power Installation Engineering Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-04-24
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses a turn-buckle is used in electric power engineering cable installation, including two fixed plates, two be provided with the wire winding roller between the fixed plate, both ends rotate respectively about the wire winding roller and connect on the lateral wall of two fixed plates, it is left seted up on the lateral wall of fixed plate and rotated the groove, it is connected with the rotor plate to rotate the inslot rotation, the one end fixedly connected with connecting axle of rotor plate, the other end fixed connection of connecting axle is in the left center department of wire winding roller, the rotatory handle of other end fixedly connected with of rotor plate. The utility model discloses, tighten the fastening handle, and then drive the threaded rod and rotate, and then make the stopper move left in the spacing groove, and then drive the front plate and remove to the left side and extrude fixedly to the cable conductor between rear plate and the front plate, to the further fixed of tight rope line, prevent that tight rope line from appearing not hard up.

Description

Tightener for electric power engineering cable installation

Technical Field

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

Background

Tighteners, also known as ratchet tighteners, are used to tighten wires in overhead line laying operations. When the wire grip is used, the steel wire rope or the galvanized iron wire on the wire grip is firstly loosened and fixed on the cross arm, the wire is clamped by the wire grip, and then the special wrench is pulled. Due to the anti-reversion function of the pawl, the steel wire rope or the galvanized iron wire is gradually wound on the ratchet wheel roller, so that the wire is tightened. And fixing the tightened lead on the insulator. Then the pawl is firstly loosened to loosen the steel wire rope or the galvanized iron wire, then the wire clamp is loosened, and finally the steel wire rope or the galvanized iron wire is wound on the roller of the ratchet wheel.

The existing tightener is easy to loosen in the using process of a rope tightening line, and particularly for lines with large sag and long distance, the cable is too long, the tool stroke is limited, large-amplitude tightening cannot be performed, and the rope tightening line is easy to loosen.

Therefore, the tightener for installing the electric power engineering cable is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing tightener is easy to loosen in the using process of a rope tightening line, and particularly for lines with large sag and long distance, the cable is too long, the tool stroke is limited, large-amplitude tightening cannot be performed, and the rope tightening line is easy to loosen.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wire grip for electric power engineering cable installation comprises two fixed plates, a wire winding roller is arranged between the two fixed plates, the left end and the right end of the wire 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 wire winding roller, the other end of the rotating plate is fixedly connected with a rotating handle, an annular positioning tooth groove is formed in the right side wall of the wire winding roller, a groove is formed in the inner side wall of the right fixed plate and corresponds to the annular positioning tooth groove, a positioning mechanism is arranged in the groove and comprises a positioning bolt, the positioning bolt is inserted in the groove, and a positioning, the left end of locating piece supports in annular location tooth's socket, positioning bolt's right-hand member runs through the lateral wall of fixed plate and extends to the external world, positioning bolt threaded connection is in the lateral wall of fixed plate, two loading boards of fixedly connected with between the upper end inside wall of fixed plate, two it is connected with the connecting rod to rotate between the loading board, the up end fixedly connected with second couple of connecting rod, the winding has the tightrope line on the winding roll, the first couple of lower extreme fixedly connected with of tightrope line.

Preferably, two limiting grooves are symmetrically formed in the lower end of one side, opposite to the fixing plate, of each fixing plate, and limiting blocks are connected in the limiting grooves in a sliding mode.

Preferably, a threaded rod penetrates through the limiting block on the left side, and one end of the threaded rod is rotatably connected to the side wall of the limiting groove.

Preferably, the other end of the threaded rod penetrates through the side wall of the fixing plate and is fixedly connected with an adjusting handle, and the threaded rod is rotatably connected into the side wall of the fixing plate.

Preferably, threaded connection between threaded rod and the stopper, fixed mounting has the front plate between two stoppers, two fixed mounting has the back splint between the fixed plate.

Preferably, the rear clamping plate corresponds to the front clamping plate, and a plurality of fixing teeth are arranged on one side of the front clamping plate opposite to the rear clamping plate.

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

firstly unscrew positioning bolt, make positioning bolt drive the locating piece and contract in the recess, then rotate rotatory handle, and then drive the rotor plate and rotate, and then drive the winding roller and rotate, the tight rope line of winding zooms to proper length on the winding roller, then screw up positioning bolt, make positioning bolt promote the locating piece to support in annular location tooth's socket, fix the position of winding roller, avoided the winding roller to take place to rotate, it is further, screw up fastening handle, and then drive the threaded rod and rotate, and then make the stopper move to the left side in the spacing groove, and then drive the front plate and remove to the left side and extrude fixedly to the cable conductor between back splint and the front plate, to the further fixed of tight rope line, it is not hard up to prevent that tight rope line from appearing not hard up.

Drawings

Fig. 1 is a schematic front structural view of a wire grip for mounting a power engineering cable according to the present invention;

fig. 2 is a left side schematic structural view of a wire grip for electric power engineering cable installation provided by the present invention;

fig. 3 is a schematic diagram of a left side cross-sectional structure of the wire grip for mounting the electric power engineering cable provided by the present invention;

fig. 4 is the utility model provides a positioning mechanism's positive structure schematic diagram in turn-buckle for electric power engineering cable installation.

In the figure: the device comprises a first hook 1, a rope tightening line 2, a fastening handle 3, a rotating plate 4, a rotating handle 5, a bearing plate 6, a second hook 7, a winding roller 8, a groove 9, a positioning mechanism 10, a positioning bolt 11, a fixing plate 12, a front clamping plate 13, a limiting groove 14, a limiting block 15, a threaded rod 16, a rear clamping plate 17, a positioning block 18 and an annular positioning tooth groove 19.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a wire grip for electric power engineering cable installation comprises two fixing plates 12, a wire winding roller 8 is arranged between the two fixing plates 12, the left and right ends of the wire winding roller 8 are respectively rotatably connected to the side walls of the two fixing plates 12, a rotating groove is formed in the side wall of the left fixing plate 12, a rotating plate 4 is rotatably connected in the rotating groove, one end of the rotating plate 4 is fixedly connected with a connecting shaft, the other end of the connecting shaft is fixedly connected to the left center of the wire winding roller 8, the other end of the rotating plate 4 is fixedly connected with a rotating handle 5, an annular positioning tooth socket 19 is formed in the right side wall of the wire winding roller 8, a groove 9 is formed in the inner side wall of the right fixing plate 12, the groove 9 corresponds to the annular positioning tooth socket 19, a positioning mechanism 10 is arranged in the groove 9, a positioning block 18 is fixedly connected at the left end of a positioning bolt 11, the left end of the positioning block 18 is abutted in an annular positioning tooth groove 19, the right end of the positioning bolt 11 penetrates through the side wall of a fixing plate 12 and extends to the outside, the positioning bolt 11 is in threaded connection in the side wall of the fixing plate 12, two bearing plates 6 are fixedly connected between the inner side walls at the upper ends of the two fixing plates 12, a connecting rod is rotatably connected between the two bearing plates 6, a second hook 7 is fixedly connected to the upper end face of the connecting rod, a tight rope 2 is wound on a winding roller 8, a first hook 1 is fixedly connected to the lower end of the tight rope 2, two limiting grooves 14 are symmetrically arranged at the lower end of one side of the two fixing plates 12, a limiting block 15 is slidably connected in each limiting groove 14, a threaded rod 16 is inserted in the limiting block 15 at the left side, one end of the threaded rod 16 is rotatably connected to the side wall, the threaded rod 16 is rotatably connected in the side wall of the fixing plate 12, the threaded rod 16 is in threaded connection with the limiting blocks 15, the front clamping plate 13 is fixedly mounted between the two limiting blocks 15, the rear clamping plate 17 is fixedly mounted between the two fixing plates 12, the rear clamping plate 17 corresponds to the front clamping plate 13, and a plurality of fixing teeth are arranged on one side, opposite to the front clamping plate 13 and the rear clamping plate 17.

In the utility model, when the user uses the device, the positioning bolt 11 is firstly unscrewed, so that the positioning bolt 11 drives the positioning block 18 to retract into the groove 9, then the rotating handle 5 is rotated to drive the rotating plate 4 to rotate, and further drive the winding roller 8 to rotate, the tight rope wire 2 wound on the winding roller 8 is contracted to a proper length, then the positioning bolt 11 is screwed, so that the positioning bolt 11 pushes the positioning block 18 to abut against the annular positioning tooth groove 19, the position of the winding roller 8 is fixed, the winding roller 8 is prevented from rotating, and further, the fastening handle 3 is screwed down, thereby driving the threaded rod 16 to rotate, further causing the limit block 15 to move to the left side in the limit groove 14, and then drive front splint 13 and remove to the left side and extrude fixedly to the cable conductor between back splint 17 and the front splint 13, to the further fixed of tight rope line 2, prevent that tight rope line 2 from appearing not hard up.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a turn-buckle is used in installation of electric power engineering cable, includes two fixed plates (12), its characterized in that, two be provided with wire winding roller (8) between fixed plate (12), the left and right sides both ends of wire winding roller (8) rotate respectively and connect on the lateral wall of two fixed plates (12), and left the rotation groove has been seted up on the lateral wall of fixed plate (12), it is connected with rotor plate (4) to rotate the inslot internal rotation, the one end fixedly connected with connecting axle of rotor plate (4), the other end fixedly connected with of connecting axle is in the left center department of wire winding roller (8), the other end fixedly connected with of rotor plate (4) rotates handle (5), annular location tooth's socket (19) has been seted up on the right side wall of wire winding roller (8), the right side set up on the inside wall of fixed plate (12) fluted (9), recess (9) are corresponding with annular location tooth, a positioning mechanism (10) is arranged in the groove (9), the positioning mechanism (10) comprises a positioning bolt (11), the positioning bolt (11) is inserted in the groove (9), the left end of the positioning bolt (11) is fixedly connected with a positioning block (18), the left end of the positioning block (18) is abutted in the annular positioning tooth groove (19), the right end of the positioning bolt (11) penetrates through the side wall of the fixing plate (12) and extends to the outside, the positioning bolts (11) are in threaded connection with the side walls of the fixing plates (12), two bearing plates (6) are fixedly connected between the inner side walls of the upper ends of the two fixing plates (12), a connecting rod is rotatably connected between the two bearing plates (6), the upper end surface of the connecting rod is fixedly connected with a second hook (7), the winding roller (8) is wound with a rope fastening wire (2), the lower end of the rope fastening line (2) is fixedly connected with a first hook (1).

2. The tightener for mounting electric power engineering cables as claimed in claim 1, wherein two limiting grooves (14) are symmetrically formed at the lower end of one side of the two fixing plates (12) opposite to each other, and a limiting block (15) is slidably connected in each limiting groove (14).

3. The tightener for installing electric power engineering cables as claimed in claim 2, wherein a threaded rod (16) is inserted into the limiting block (15) on the left side, and one end of the threaded rod (16) is rotatably connected to the side wall of the limiting groove (14).

4. The tightener for installing electrical engineering cables as claimed in claim 3, wherein the other end of the threaded rod (16) penetrates the side wall of the fixed plate (12) and is fixedly connected with the adjusting handle, and the threaded rod (16) is rotatably connected in the side wall of the fixed plate (12).

5. The tightener for installing electric power engineering cables as claimed in claim 4, wherein the threaded rod (16) is in threaded connection with the limiting blocks (15), a front clamping plate (13) is fixedly installed between the two limiting blocks (15), and a rear clamping plate (17) is fixedly installed between the two fixing plates (12).

6. A tightener for installing cables for electric power engineering according to claim 5, characterized in that said rear plate (17) corresponds to the front plate (13), and the opposite side of said front plate (13) and rear plate (17) is provided with a plurality of fixed teeth.