CN217036559U

CN217036559U - Tightener for power transmission line

Info

Publication number: CN217036559U
Application number: CN202220375702.8U
Authority: CN
Inventors: 朱延传; 杨岳武; 王巍; 宋晓利
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-18
Filing date: 2022-02-18
Publication date: 2022-07-22
Anticipated expiration: 2032-02-18

Abstract

The utility model discloses a wire tightener for a power transmission line, which comprises a shell, a hook, a rotating wheel, a fixed disc, a clamping groove, a ratchet wheel, a handle, a pawl, a fixed block, a first spring, a limiting plate, a clamping block, a pull rod and a second spring. According to the utility model, the power transmission line can be wound by the tightener through the ratchet wheel and the pawl, and the rotating wheel can be limited after tightening, so that the operation convenience is improved, and the practicability of the tightener is improved; when the tightener is disassembled, the rotating wheel can rotate gradually, the problem that the rotating wheel is driven by a power transmission line in a tightened state to rotate quickly and danger is easy to occur is avoided, and the safety of the tightener is improved.

Description

Tightener for power transmission line

Technical Field

The utility model relates to the technical field of tighteners, in particular to a tightener for a power transmission line.

Background

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

Turnbuckle application field: building, highway, the bridge, metallurgy, mine, the side slope tunnel, the well administers the mechanical equipment of infrastructure engineering such as protection, the turn-buckle need be with transmission line rolling to runner surface when using, after transmission line is tightened up through the turn-buckle, because of transmission line is tight when follow-up dismantlement, after being connected between contact ratchet and pawl, because the transmission line of tensioning state can drive the handle and rotate, be difficult to effectively control, lead to the staff to appear injured problem easily, also can cause the damage to transmission line. Therefore, a tightener for a power transmission line is proposed to solve the above problems.

Disclosure of Invention

The tightener for the transmission line is provided in this embodiment for solving the inconvenient problem of transmission line tightener among the prior art.

According to one aspect of the utility model, the utility model provides a tightener for a power transmission line, which comprises a shell, a rotating wheel, a fixed disc and a limiting plate;

the clamping device comprises a shell, a rotating wheel, a fixed disc, a clamping block, a clamping groove, a pull rod and a clamping block, wherein the rotating wheel is arranged in the shell, the rotating wheel is fixedly connected with the fixed disc, the fixed disc is rotatably connected with the inner wall of the shell, a plurality of clamping grooves are formed in the edge of the fixed disc, a ratchet wheel is coaxially and fixedly connected with one side of the fixed disc, the side wall of the shell is fixedly connected with a limiting plate, the clamping block is arranged between the limiting plates, the clamping block is fixedly connected with one end of the pull rod, the clamping block is fixedly connected with the inner part of the shell through a second spring, the pull rod is connected with the shell in a penetrating and inserting mode, the clamping block is connected with the side wall of the limiting plate, and the clamping block is clamped with the inner part of the clamping grooves.

Furthermore, the shell is of a U-shaped structure, one end of the shell is fixedly connected with a hook, and a rotating wheel used for winding the power transmission line is rotatably connected inside the shell.

Furthermore, fixed disks are arranged on two sides of the rotating wheel, clamping grooves are evenly formed in the edges of the two fixed disks, and the clamping grooves in the edges of the two fixed disks are distributed in a staggered mode.

Furthermore, the side wall of the shell is fixedly connected with a fixed block, the fixed block is fixedly connected with one end of a pawl through a first spring, and the middle of the pawl is rotatably connected with the side wall of the shell.

Furthermore, the ratchet wheel is fixedly connected with one end of the handle, and the ratchet wheel is clamped with the pawl in an embedding manner.

Furthermore, the number of the pull rods is two, the two pull rods are respectively located on two sides of the shell, the pull rods are sleeved with the second spring, the side wall of the shell is connected with the clamping block in a sliding mode, and the clamping block is located between the rotating wheel and the shell.

According to the embodiment of the utility model, the tightener for the power transmission line is adopted, the problem of inconvenient use of the tightener is solved, the ratchet pawl type tightener is adopted to realize winding of the power transmission line on the rotating wheel, the tightening effect can be achieved, when the tightener needs to be disassembled, the problem that the power transmission line is rapidly unwound and easily causes danger can be avoided due to the limitation of the fixture block and the fixed disc, the power transmission line can be gradually unwound when the tightener is disassembled, the safety performance is improved, the problem that the power transmission line is damaged is avoided, and the practicability of the power transmission line tightener is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is an overall perspective view of one embodiment of the present invention;

FIG. 2 is a schematic front view of an embodiment of the present invention;

FIG. 3 is a schematic top view of a mounting plate according to an embodiment of the present invention;

FIG. 4 is a top view of a ratchet according to an embodiment of the present invention.

In the figure: 1. the device comprises a shell, 2, a hook, 3, a rotating wheel, 4, a fixed disc, 5, a clamping groove, 6, a ratchet wheel, 7, a handle, 8, a pawl, 9, a fixed block, 10, a first spring, 11, a limiting plate, 12, a clamping block, 13, a pull rod, 14 and a second spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the utility model and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meanings of these terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-4, a tightener for a power transmission line includes a housing 1, a rotating wheel 3, a fixing disc 4 and a limiting plate 11;

wherein, 1 inside runner 3 that is equipped with of shell, 4 fixed connection of runner 3 and fixed disk, fixed disk 4 rotates with 1 inner wall of shell to be connected, a plurality of draw-in groove 5 has been seted up at the 4 edges of fixed disk, the coaxial fixedly connected with ratchet 6 of fixed disk 4 one side, 1 lateral wall of shell and limiting plate 11 fixed connection, be equipped with fixture block 12 between the limiting plate 11,

fixture block

12 and 13 one end fixed connection of pull rod, fixture block 12 passes through

second spring

14 and 1 inside fixed connection of shell, pull rod 13 runs through with shell 1 and pegs graft,

fixture block

12 and 11 lateral wall sliding connection of limiting plate, fixture block 12 and the inside joint of draw-in groove 5.

The winding device comprises a shell 1, a hook 2, a rotating wheel 3 and a winding mechanism, wherein the shell 1 is of a U-shaped structure, one end of the shell 1 is fixedly connected with the hook 2, and the rotating wheel 3 is rotatably connected inside the shell 1 and used for winding a power transmission line and realizing the wire tightening treatment of the power transmission line; the two sides of the rotating wheel 3 are respectively provided with a fixed disc 4, the edges of the two fixed discs 4 are uniformly provided with a clamping groove 5, and the clamping grooves 5 at the edges of the two fixed discs 4 are distributed in a staggered manner and used for realizing clamping limit with the clamping blocks 12; the side wall of the shell 1 is fixedly connected with a fixing block 9, the fixing block 9 is fixedly connected with one end of a pawl 8 through a first spring 10, and the middle part of the pawl 8 is rotatably connected with the side wall of the shell 1 and used for limiting the pawl 8; the ratchet wheel 6 is fixedly connected with one end of the handle 7, and the ratchet wheel 6 is in embedded clamping connection with the pawl 8 and used for driving the ratchet wheel 6 to rotate; the number of the pull rods 13 is two, the two pull rods 13 are respectively located on two sides of the shell 1, the pull rods 13 are sleeved with the second springs 14, the side wall of the shell 1 is slidably connected with the fixture block 12, and the fixture block 12 is located between the rotating wheel 3 and the shell 1 and used for achieving movement of the fixture block 12.

When the wire tightener is used, the rotating wheel 3 on the wire tightener is connected and fixed with a power transmission line, the ratchet wheel 6 and the rotating wheel 3 are driven to rotate simultaneously by rotating the handle 7, so that the power transmission line is wound on the surface of the rotating wheel 3 to play a wire tightening role, the pawl 8 is embedded in the ratchet wheel 6 to realize limiting and prevent reverse rotation after the handle 7 is loosened, when disassembly is needed after operation is completed, the pawl 8 is pressed to enable the first spring 10 on the fixed block 9 to be separated from the ratchet wheel 6 after being compressed, the power transmission line tightened at the moment is loosened and drives the rotating wheel 3 and the fixed disc 4 to rotate simultaneously, the fixture block 12 is attached to the edge of the fixed disc 4, when the clamping groove 5 on the fixed disc 4 is aligned with the fixture block 12, the fixture block 12 is pushed to move between the limiting plates 11 by the second spring 14 in a compressed state, the fixture block 12 is clamped with the clamping groove 5, so that the limiting of the rotating wheel 3 is realized, when one fixed disc 4 is clamped with the fixture block 12, the other fixture block 12 is located on the surface of the fixed disc 4, after the pull rod 13 is pulled to separate the fixture block 12 from the clamping groove 5, the fixed disc 4 continues to rotate, the other fixture block 12 is clamped with the fixed disc 4 again, the fixed disc 4 and the rotating disc 3 are gradually rotated by sequentially pulling the two pull rods 13 back and forth, the gradual unreeling of the power transmission line is achieved, and the safety performance of the wire tightener is improved.

The utility model has the advantages that:

1. according to the utility model, the power transmission line can be wound by the tightener through the ratchet wheel and the pawl, and the rotating wheel can be limited after tightening, so that the operation convenience is improved, and the practicability of the tightener is improved;

2. when the tightener is disassembled, the rotating wheel can rotate gradually, the problem that the rotating wheel is driven by a power transmission line in a tightened state to rotate quickly and danger is easy to occur is avoided, and the safety of the tightener is improved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. A turn-buckle for transmission line which characterized in that: comprises a shell (1), a rotating wheel (3), a fixed disc (4) and a limiting plate (11);

wherein, shell (1) inside is equipped with runner (3), runner (3) and fixed disk (4) fixed connection, fixed disk (4) rotate with shell (1) inner wall and are connected, a plurality of draw-in groove (5) have been seted up at fixed disk (4) edge, the coaxial fixedly connected with ratchet (6) in fixed disk (4) one side, shell (1) lateral wall and limiting plate (11) fixed connection, be equipped with fixture block (12) between limiting plate (11), fixture block (12) and pull rod (13) one end fixed connection, fixture block (12) are through second spring (14) and shell (1) inside fixed connection, pull rod (13) run through grafting with shell (1), fixture block (12) and limiting plate (11) lateral wall sliding connection, fixture block (12) and draw-in groove (5) inside joint.

2. A turnbuckle for a power transmission line according to claim 1, characterized in that: the winding machine is characterized in that the shell (1) is of a U-shaped structure, one end of the shell (1) is fixedly connected with a hook (2), and a rotating wheel (3) used for winding the power transmission line is rotatably connected inside the shell (1).

3. A turnbuckle for a power transmission line according to claim 1, characterized in that: fixed disk (4) are all equipped with on runner (3) both sides, two fixed disk (4) edge evenly is equipped with draw-in groove (5), two draw-in groove (5) crisscross distribution at fixed disk (4) edge.

4. A turnbuckle for a power transmission line according to claim 1, characterized in that: the side wall of the shell (1) is fixedly connected with the fixing block (9), the fixing block (9) is fixedly connected with one end of the pawl (8) through the first spring (10), and the middle of the pawl (8) is rotatably connected with the side wall of the shell (1).

5. A turnbuckle for a power transmission line according to claim 1, characterized in that: ratchet (6) and handle (7) one end fixed connection, ratchet (6) and pawl (8) gomphosis joint.

6. The turnbuckle for the transmission line according to claim 1, characterized in that: the number of the pull rods (13) is two, the two pull rods (13) are respectively located on two sides of the shell (1), the pull rods (13) are sleeved with the second spring (14), the side wall of the shell (1) is in sliding connection with the fixture block (12), and the fixture block (12) is located between the rotating wheel (3) and the shell (1).