CN213093753U

CN213093753U - Tightener for electric power engineering cable installation

Info

Publication number: CN213093753U
Application number: CN202021875224.4U
Authority: CN
Inventors: 秦桂玲
Original assignee: Shandong Letong Cable Co ltd
Current assignee: Shandong Letong Cable Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-30
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a turn-buckle is used in electric power engineering cable installation, including the turn-buckle casing, the spool is installed to turn-buckle casing internal rotation, and it has from driving wheel and ratchet to fix the cup joint respectively on the spool, is located the turn-buckle casing internal fixation of ratchet below and is provided with first fixed axle, rotates on the first fixed axle and is provided with first fixed pulley, is located the left turn-buckle casing internal fixation of ratchet and is provided with the second fixed axle, rotates on the second fixed axle and is provided with the second fixed pulley, and the left side of turn-buckle casing is provided with the conduit, the winding is fixed with wire rope on the spool. The utility model discloses in, can carry out quick taut stringing to wire rope through mechanized operation, very labour saving and time saving has reduced people's physical demands, has avoided current turnbuckle to come the trouble of taut stringing to wire rope through the hand mode of ratchet, has made things convenient for people's use greatly.

Description

Tightener for electric power engineering cable installation

Technical Field

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

Background

When the overhead high-voltage line of the power system is laid for construction or patrols, the tensioning of the high-voltage line is very important work, the use of the whole power line is directly influenced, and if the power line is too loose, the power line and the power line collide with each other to generate short circuit. Therefore, the cable in the power line is tensioned by the tightener, the fixing and guiding are performed by the wire clamping device, and the wire is tightened to a proper radian by the tightener.

The existing tightener is described in patent with publication number CN 205304101U: the turn-buckle includes the turn-buckle casing, installs the ratchet in the turn-buckle casing, is connected with the spool between the ratchet, and ratchet outer wall swing joint has the rocker, swing joint has the ratchet with ratchet looks adaptation on the rocker. The ratchet wheel is pushed by the ratchet on the rocker, and the ratchet wheel drives the wire winding shaft to wind the steel wire rope, so that the cable is tensioned.

However, in the existing tightener technology, the steel wire rope is mostly tightened through a ratchet wheel hand-cranking mode, and the problem that the steel wire rope is difficult to operate and cannot be pulled easily and time is caused when the steel wire rope is tightened to the end, so that physical power consumption is large and people cannot use the tightener conveniently. Therefore, the tightener for installing the electric power engineering cable is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the turn-buckle is used in electric power engineering cable installation that proposes.

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

a wire grip for installing electric power engineering cables comprises a wire grip shell, wherein a wire winding shaft is rotatably installed in the wire grip shell, a driven wheel and a ratchet wheel are fixedly sleeved on the wire winding shaft respectively, a first fixed shaft is fixedly arranged in the wire grip shell below the ratchet wheel, a first fixed pulley is rotatably arranged on the first fixed shaft, a second fixed shaft is fixedly arranged in the wire grip shell on the left side of the ratchet wheel, a second fixed pulley is rotatably arranged on the second fixed shaft, a conduit is arranged on the left side of the wire grip shell, a steel wire rope is fixedly wound on the wire winding shaft, and the other end of the steel wire rope is driven by the first fixed pulley and the second fixed pulley sequentially and penetrates through the conduit to the outside;

fixed mounting has first motor on the right side inner wall of turn-buckle casing, and fixed the cup jointing has the action wheel on the output shaft of first motor, and the action wheel passes through the chain to be connected with from the driving wheel transmission, and the turn-buckle casing internal rotation that is located the ratchet top is provided with the pivot, and fixed the cup jointing has the locking lever in the pivot, and the left end of locking lever bottom is provided with the dop, and the locking lever cooperatees the location locking through dop and ratchet, the right-hand member of locking lever rotates the ratch that is connected with vertical setting, and the top of ratch extends to the top of turn-buckle casing, and fixed mounting has the second motor in the turn-buckle casing that is located ratch right side, and the output shaft of.

Preferably, the bottom of the right side of the rack bar is provided with a gear groove, and the rack bar is meshed with the gear through the gear groove.

Preferably, the top of ratch is fixed and is equipped with the end plate, and fixedly connected with cover is established the spring on the ratch between the bottom of end plate and the turn-buckle casing.

Preferably, be equipped with the slip hole on the top inner wall of turn-buckle casing, and the ratch slides along vertical direction and runs through in the slip hole.

Preferably, a motor support is fixedly arranged on the inner wall of the right side of the wire tightener shell, and the first motor is fixedly arranged on the motor support.

Preferably, the bottom of the left side of the toothed bar is provided with a hinged seat in a sliding manner, and the right end of the lock bar is rotatably connected to the hinged seat.

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

the utility model discloses in, make the dop and the ratchet separation of locking lever left end not interlock location earlier, then drive the action wheel rotation through first motor, and then drive driven wheel rotation through the chain, drive reel axle and ratchet rotation when driven wheel rotates, it is taut still to roll up wire rope when the reel axle rotates, wire rope still loops through first fixed pulley, the second fixed pulley, take-up after the conduit transmits in proper order, thereby realize the purpose of tight line, at last, rethread second motor drives gear counter-rotation, make the ratch shift up, the spring resets, still make the locking lever reverse based on the pivot when the ratch shifts up, and then make the dop of locking lever left end interlock the ratchet and lock;

to sum up, the utility model provides a pair of tightener is used in electric power engineering cable installation can carry out quick taut turn-buckle to wire rope through mechanized operation, and very labour saving and time saving has reduced people's physical demands, has avoided current tightener to come the trouble of taut turn-buckle to wire rope through the hand mode of ratchet, has made things convenient for people's use greatly.

Drawings

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

fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

In the figure: the wire tightener comprises a wire tightener shell, a second motor, a gear 3, a gear rod 4, a gear groove 401, an end plate 5, a spring 6, a lock rod 7, a chuck 701, a first motor 8, a driving wheel 9, a chain 10, a driven wheel 11, a winding shaft 12, a steel wire rope 13, a first fixed pulley 14, a first fixed shaft 141, a second fixed pulley 15, a second fixed shaft 151, a wire guide 16, a ratchet wheel 17 and a rotating shaft 18.

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.

Referring to fig. 1-2, a tightener for installing electric power engineering cables comprises a tightener housing 1, wherein a winding shaft 12 is rotatably installed in the tightener housing 1, a driven wheel 11 and a ratchet wheel 17 are respectively and fixedly sleeved on the winding shaft 12, a first fixed shaft 141 is fixedly arranged in the tightener housing 1 below the ratchet wheel 17, a first fixed pulley 14 is rotatably arranged on the first fixed shaft 141, a second fixed shaft 151 is fixedly arranged in the tightener housing 1 on the left side of the ratchet wheel 17, a second fixed pulley 15 is rotatably arranged on the second fixed shaft 151, a conduit 16 is arranged on the left side of the tightener housing 1, a steel wire rope 13 is fixedly wound on the winding shaft 12, and the other end of the steel wire rope 13 is driven by the first fixed pulley 14 and the second fixed pulley 15 in sequence and penetrates through the conduit 16 to the outside;

fixed mounting has first motor 8 on the right side inner wall of turn-buckle casing 1, the fixed cover of having connect the action wheel 9 on first motor 8's the output shaft, and action wheel 9 passes through chain 10 and is connected with 11 transmissions from the driving wheel, 1 internal rotations of turn-buckle casing that is located ratchet 17 top are provided with pivot 18, fixed locking lever 7 that has cup jointed in pivot 18, the left end of locking lever 7 bottom is provided with dop 701, and locking lever 7 cooperatees the location locking through dop 701 and ratchet 17, the right-hand member of locking lever 7 rotates the toothed bar 4 that is connected with vertical setting, and the top of toothed bar 4 extends to turn-buckle casing 1's top, and fixed mounting has second motor 2 in the turn-buckle casing 1 that is located toothed bar 4 right side, and second motor 2's output shaft is fixed cup jointed gear 3, and gear 3 meshes with toothed. The utility model discloses in provide a pair of turn-buckle is used in electric power engineering cable installation can carry out quick taut turn-buckle to wire rope through mechanized operation, and very labour saving and time saving has reduced people's physical demands, has avoided current turn-buckle to come the trouble of taut turn-buckle to wire rope through the hand mode of ratchet, has made things convenient for people's use greatly.

Specifically, the gear groove 401 is provided at the bottom of the right side of the rack bar 4, and the rack bar 4 is engaged with the gear 3 through the gear groove 401.

Specifically, the top of ratch 4 is fixed and is equipped with end plate 5, and fixedly connected with cover is established the spring 6 on ratch 4 between the bottom of end plate 5 and turn-buckle casing 1.

Specifically, be equipped with the slip hole on the top inner wall of turn-buckle casing 1, and ratch 4 slides along vertical direction and runs through in the slip hole.

Specifically, the right side inner wall of turn-buckle casing 1 is gone up the fixed motor support that is provided with, and first motor 8 fixed mounting is on the motor support.

Specifically, the left side bottom of ratch 4 is provided with articulated seat in the slip, and the right-hand member of locking lever 7 rotates to be connected on articulated seat.

The working principle is as follows: when the steel wire rope 13 needs to be tensioned and tightened, the gear 3 is driven to rotate through the second motor 2, the gear 3 is meshed with the gear groove 401 in the toothed rod 4 for transmission when rotating, the toothed rod 4 can further move downwards, the end plate 5 is driven to press the spring 6 downwards, the locking rod 7 is further driven to rotate clockwise based on the rotating shaft 18 when the toothed rod 4 moves downwards, and then the clamping head 701 at the left end of the locking rod 7 is separated from the ratchet wheel 17 and is not clamped and positioned; then, the first motor 8 drives the driving wheel 9 to rotate, the chain 10 drives the driven wheel 11 to rotate, the driven wheel 11 drives the winding shaft 12 and the ratchet wheel 17 to rotate when rotating, the winding shaft 12 also winds and strains the steel wire rope 13 when rotating, the steel wire rope 13 is further tensioned after sequentially transmitting through the first fixed pulley 14, the second fixed pulley 15 and the conduit 16, so that the purpose of tightening the wire is achieved, finally, the second motor 2 drives the gear 3 to reversely rotate, so that the toothed bar 4 moves upwards, the spring 6 resets, the toothed bar 4 also rotates the lock rod 7 reversely based on the rotating shaft 18 when moving upwards, and the chuck 701 at the left end of the lock rod 7 is further used for carrying out occlusion locking on the ratchet wheel 17 (as shown in fig. 1); thus the utility model discloses avoided current turn-buckle to come the trouble of taking up the tightwire to wire rope through the hand mode of ratchet to through mechanized operation, very labour saving and time saving has reduced people's physical demands, has made things convenient for people's use greatly.

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 turn-buckle casing (1), a serial communication port, spool (12) are installed to turn-buckle casing (1) internal rotation, and fixed cup joint respectively has followed driving wheel (11) and ratchet (17) on spool (12), and turn-buckle casing (1) internal fixation that is located ratchet (17) below is provided with first fixed axle (141), rotates on first fixed axle (141) and is provided with first fixed pulley (14), is located left turn-buckle casing (1) internal fixation of ratchet (17) and is provided with second fixed axle (151), rotates on second fixed axle (151) and is provided with second fixed pulley (15), and the left side of turn-buckle casing (1) is provided with conduit (16), the winding is fixed with wire rope (13) on spool (12), and the other end of wire rope (13) loops through first fixed pulley (14), The second fixed pulley (15) penetrates to the outside through a conduit (16) after transmission;

a first motor (8) is fixedly mounted on the inner wall of the right side of the tightener shell (1), an output shaft of the first motor (8) is fixedly sleeved with a driving wheel (9), the driving wheel (9) is in transmission connection with a driven wheel (11) through a chain (10), a rotating shaft (18) is rotatably arranged in the tightener shell (1) above the ratchet wheel (17), a locking rod (7) is fixedly sleeved on the rotating shaft (18), a clamping head (701) is arranged at the left end of the bottom of the locking rod (7), the locking rod (7) is matched with the ratchet wheel (17) through the clamping head (701) for positioning and locking, a vertically arranged toothed rod (4) is rotatably connected at the right end of the locking rod (7), the top of the toothed rod (4) extends to the upper part of the tightener shell (1), a second motor (2) is fixedly mounted in the tightener shell (1) on the right side of the toothed rod (4), a gear (3) is fixedly sleeved on the, and the gear (3) is meshed with the rack bar (4).

2. The tightener for installing electric power engineering cables, according to claim 1, characterized in that the gear rack (4) is provided with a gear groove (401) at the bottom of the right side, and the gear rack (4) is engaged with the gear (3) through the gear groove (401).

3. The tightener for installing electric power engineering cables as claimed in claim 1, wherein an end plate (5) is fixedly arranged on the top of the toothed bar (4), and a spring (6) sleeved on the toothed bar (4) is fixedly connected between the bottom of the end plate (5) and the tightener housing (1).

4. The tightener for installing electric power engineering cables as claimed in claim 1, wherein a sliding hole is provided on the inner wall of the top of the tightener housing (1), and the rack bar (4) is penetrated through the sliding hole in a sliding manner along the vertical direction.

5. The tightener for installing electric power engineering cables as claimed in claim 1, wherein a motor support is fixedly arranged on the inner wall of the right side of the tightener housing (1), and the first motor (8) is fixedly installed on the motor support.

6. The tightener for installing electric power engineering cables as claimed in claim 1, wherein the left bottom of the rack bar (4) is slidably provided with a hinged seat, and the right end of the lock bar (7) is rotatably connected to the hinged seat.