CN219498744U - Overhead wire-stringing device - Google Patents

Abstract

The utility model belongs to the technical field of overhead wire tightening equipment, in particular to an overhead wire tightening device, which comprises a mounting frame, wherein two fixing shafts are fixedly arranged between the mounting frame, a limiting block and a connecting frame are fixedly arranged on the two fixing shafts respectively, a first hook is movably arranged on one side of the connecting frame, a winding roller and a rotating shaft are movably arranged in the mounting frame, a steel wire is arranged on the winding roller, one end of the steel wire penetrates through the limiting block and is fixedly provided with a connector.

Description

Overhead wire-stringing device

Technical Field

The utility model relates to the technical field of overhead wire tightening equipment, in particular to an overhead wire tightening device.

Background

The wire tightening device is also called a ratchet tightening device, and is used for tightening wires in overhead line laying construction, when in use, a wire rope or galvanized iron wire on the wire tightening device is loosened and fixed on a cross arm, the wires are clamped by a wire clamping clamp, then a special wrench is pulled, due to the anti-reversion effect of a pawl, the wire rope or galvanized iron wire is gradually wound on a ratchet drum, the wires are tightened, the tightened wires are fixed on an insulator, then the pawl is loosened, the wire rope or galvanized iron wire is loosened, the wire clamping clamp is loosened, and finally the wire rope or galvanized iron wire is wound on the ratchet drum.

But in the existing equipment, the wire tightening equipment with fixed length of the adjusting rod can consume very much physical power when tightening the steel wire with larger sagging during use, so that the speed of tightening the steel wire can be reduced, the construction efficiency is reduced, and the overhead wire-erecting wire tightening device is provided for the purpose.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an overhead wire-drawing device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an overhead line tightening device, includes the mounting bracket, it is fixed to be equipped with two fixed axles between the mounting bracket, two fixed stopper and link respectively that are equipped with on the fixed axle, one side activity of link is equipped with first couple, the mounting bracket internalization is equipped with winding roller and pivot, be equipped with the copper wire on the winding roller, the one end of copper wire passes the stopper and is fixedly equipped with the connector, one side of connector is equipped with the second couple, winding roller and pivot are fixed respectively and are equipped with first gear and second gear, first gear and second gear meshing transmission, one end of pivot runs through one side inner wall of mounting bracket and is fixed and be equipped with the ratchet, one side of ratchet is fixed and is equipped with the connecting rod, one side that the ratchet was kept away from to the connecting rod is equipped with force application structure, one side of mounting bracket is equipped with locking structure, one side of mounting bracket is fixed and is equipped with the protecting crust, one side of protecting crust is equipped with the access cover.

As a further description of the above technical solution:

the force application structure comprises a sleeve fixedly installed with the connecting rod, a first spring is fixedly arranged on the inner wall of one side of the sleeve, a guide plate is fixedly arranged at one end of the first spring, the guide plate is movably connected with the inner wall of the sleeve, a telescopic rod is fixedly arranged on one side of the guide plate, a silica gel sleeve is sleeved at one end of the telescopic rod, and a locking screw rod is movably arranged on the sleeve.

As a further description of the above technical solution:

the sleeve is provided with an internal threaded hole, the telescopic rod is provided with a plurality of positioning holes, the aperture of each positioning hole is larger than that of the internal threaded hole, and the internal threaded hole is matched with the locking screw.

As a further description of the above technical solution:

the locking structure comprises a vertical plate and a vertical rod which are fixedly connected with a mounting frame, the vertical rod is movably provided with a locking plate, one side of the locking plate is provided with a groove, a guide block is movably arranged in the groove, one side of the guide block is movably provided with a hinge bracket, one side of the hinge bracket is movably provided with a pull rod, the pull rod is movably connected with the vertical plate, one end of the pull rod penetrates through the protective shell and extends out of the protective shell, one side of the vertical plate is fixedly provided with a second spring, and the other end of the second spring is attached to the locking plate.

As a further description of the above technical solution:

the vertical plate is provided with a round hole, the inner wall of the round hole is provided with a sealing ring, and the inner wall of the sealing ring is attached to the pull rod.

As a further description of the above technical solution:

the first hook and the second hook are both made of stainless steel.

The utility model has the following beneficial effects:

1. compared with the prior art, this high altitude overhead line tightening device through setting up parts such as sleeve pipe, first spring, baffle, telescopic link, locating hole and locking screw, rotates locking screw and makes it break away from the locating hole, then adjusts the extension length of telescopic link according to the construction condition, and the locking screw is rotated clockwise again after the adjustment finishes, makes it inject in the locating hole, realizes the location to the telescopic link, and the regulation of telescopic link telescopic length then is the length of the arm of force of change equipment to can save artifical physical power, improve the efficiency of construction.

2. Compared with the prior art, the overhead wire tightening device has the advantages that the protection shell is arranged on one side of the equipment, so that the equipment parts can be protected, the equipment parts can be effectively placed to be corroded by rainwater, and the service life of the equipment is prolonged.

Drawings

Fig. 1 is a schematic view of a first perspective structure of a high-altitude overhead wire tightening device according to the present utility model;

fig. 2 is a schematic view of a second perspective structure of the overhead wire-tightening device according to the present utility model;

FIG. 3 is a perspective structure diagram of the overhead wire tightening device with the protective shell removed;

FIG. 4 is a schematic side view of a force application structure in the overhead wire tensioning device according to the present utility model;

fig. 5 is an enlarged schematic structural diagram of a portion a of the overhead wire-tightening device according to the present utility model.

Legend description:

1. a mounting frame; 2. a fixed shaft; 3. a limiting block; 4. a connecting frame; 5. a first hook; 6. a winding roller; 7. a rotating shaft; 8. a connector; 9. a second hook; 10. a first gear; 11. a second gear; 12. a ratchet wheel; 13. a connecting rod; 14. a force application structure; 141. a sleeve; 142. a first spring; 143. a guide plate; 144. a telescopic rod; 145. positioning holes; 146. a silica gel sleeve; 147. locking the screw rod; 15. a locking structure; 151. a vertical plate; 152. a locking plate; 153. a guide block; 154. a second spring; 155. a hinge bracket; 156. a pull rod; 16. a protective shell; 17. and (5) an access cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the overhead wire-tightening device provided by the utility model comprises: the device comprises a mounting frame 1, two fixed shafts 2 are welded between the mounting frame 1, a limiting block 3 and a connecting frame 4 are welded on the two fixed shafts 2 respectively, a first hook 5 is rotatably arranged on one side of the connecting frame 4, a winding roller 6 and a rotating shaft 7 are rotatably arranged on one side of the connecting frame 1, steel wires are arranged on the winding roller 6, one end of each steel wire passes through the limiting block 3 and is welded with a connector 8, a second hook 9 is arranged on one side of the connector 8, the first hook 5 and the second hook 9 are made of stainless steel, a first gear 10 and a second gear 11 are welded on each winding roller 6 and the rotating shaft 7 respectively, the first gear 10 and the second gear 11 are meshed and driven, one end of the rotating shaft 7 penetrates through a ratchet wheel 12 and is welded on one side inner wall of the mounting frame 1, a connecting rod 13 is welded on one side of the ratchet wheel 12, one end of the connecting rod 13 far away from the ratchet wheel 12 is provided with a force application structure 14, the force application structure 14 comprises a sleeve 141 welded with the connecting rod 13, one end of each first spring 142 is welded with a guide plate 143, one side of each guide plate 143 is welded with a sleeve 141, one side of each telescopic rod 144 is welded with a telescopic rod 144, each sleeve 141 is provided with a plurality of threaded holes 146 and a threaded hole 146 is formed in the telescopic rod is formed in the sleeve, and a threaded hole is matched with a threaded hole 147, and the threaded hole is formed in the threaded hole is in the threaded hole;

one side of mounting bracket 1 is equipped with locking structure 15, locking structure 15 includes riser 151 and the pole setting of mounting bracket 1 welded, rotate in the pole setting and install locking plate 152, the recess has been seted up to one side of locking plate 152, articulated in the recess has guide block 153, one side of guide block 153 articulates has articulated frame 155, one side of articulated frame 155 articulates has pull rod 156, pull rod 156 and riser 151 sliding connection are equipped with the round hole on the riser 151, the round hole inner wall is equipped with the sealing washer, sealing washer inner wall and pull rod 156 laminating, and the one end of pull rod 156 runs through protecting crust 16 and extends to outside the protecting crust 16, one side welding of riser 151 has second spring 154, the other end and the laminating of locking plate 152 of second spring 154, the thrust can be applyed to locking plate 152, make locking plate 152 block into another ratchet groove rapidly after breaking away from a ratchet groove, one side bolt of mounting bracket 1 installs protecting crust 16, protecting crust 16 can protect equipment parts, one side of protecting crust 16 is equipped with access cover 17, the setting of access cover 17 can be convenient for to follow-up maintenance to equipment.

Working principle: when the telescopic rod is used, the extension length of the telescopic rod 144 is adjusted according to the requirement, the locking screw 147 is rotated anticlockwise, after one end of the locking screw 147 is separated from the positioning hole 145, the first spring 142 applies thrust to the guide plate 143, the guide plate 143 drives the telescopic rod 144 again, at the moment, the silica gel sleeve 146 is held to push the telescopic rod 144 inwards, after the extension length of the telescopic rod 144 is adjusted, the locking screw 147 is rotated clockwise again, after one end of the locking screw 147 extends to the positioning hole 145, the adjustment of the length of the telescopic rod 144 is completed, then the two hooks are respectively hung on two wire clamps connected with wires, the telescopic rod 144 is rotated anticlockwise again, the telescopic rod 144 drives the sleeve 141, the sleeve 141 drives the connecting rod 13 again, the connecting rod 13 drives the ratchet wheel 12, the rotating shaft 7 and the second gear 11, the second gear 11 drives the first gear 10, the first gear 10 drives the winding roller 6, the winding roller 6 pulls the connector 8 through the steel rope, the connector 8 drives the second hook 9, the tensioning of the two wires is realized, when the ratchet wheel 12 rotates, the locking plate 152 is extruded, the second locking plate 152 extrudes the second locking plate 152, the second ratchet plate 152 is extruded into the other ratchet wheel 152, and then the ratchet wheel 152 is pulled into the groove 156 when the ratchet wheel is required to be released, and the ratchet wheel is released, and the second ratchet wheel 152 is pulled into the groove, and the ratchet wheel is released from the groove and the ratchet wheel 152.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (6)

1. High altitude overhead line tightening device, including mounting bracket (1), its characterized in that: the utility model provides a fixing device for a maintenance and repair of a vehicle, includes a mounting bracket (1), fixed being equipped with two fixed axles (2) between the mounting bracket (1), two fixed stopper (3) and link (4) of being equipped with respectively on fixed axle (2), one side activity of link (4) is equipped with first couple (5), mounting bracket (1) internal activity is equipped with winding roller (6) and pivot (7), be equipped with the steel wire on winding roller (6), the one end of steel wire passes stopper (3) and is fixedly equipped with connector (8), one side of connector (8) is equipped with second couple (9), be equipped with first gear (10) and second gear (11) on winding roller (6) and pivot (7) respectively, first gear (10) and second gear (11) meshing transmission, one side inner wall fixed ratchet (12) that are equipped with of mounting bracket (1) are run through to one side of pivot (7), one side fixed being equipped with connecting rod (13) of ratchet (12), one end that ratchet (12) were kept away from to connecting rod (13) is equipped with force application structure (14), one side of keeping away from ratchet (1) is equipped with lock structure (15), one side (16) is equipped with protection cover (16).

2. The overhead wire-tightening device according to claim 1, wherein: the force application structure (14) comprises a sleeve (141) fixedly installed with the connecting rod (13), a first spring (142) is fixedly arranged on the inner wall of one side of the sleeve (141), a guide plate (143) is fixedly arranged at one end of the first spring (142), the guide plate (143) is movably connected with the inner wall of the sleeve (141), a telescopic rod (144) is fixedly arranged at one side of the guide plate (143), a silica gel sleeve (146) is sleeved at one end of the telescopic rod (144), and a locking screw (147) is movably arranged on the sleeve (141).

3. The overhead wire-tightening device according to claim 2, wherein: an internal thread hole is formed in the sleeve (141), a plurality of positioning holes (145) are formed in the telescopic rod (144), the aperture of the positioning holes (145) is larger than that of the internal thread hole, and the internal thread hole is matched with the locking screw (147).

4. The overhead wire-tightening device according to claim 1, wherein: the utility model provides a locking structure (15) is including riser (151) and the pole setting with mounting bracket (1) fixed connection, the activity is equipped with locking board (152) in the pole setting, recess has been seted up to one side of locking board (152), and the recess internalization is equipped with guide block (153), one side activity of guide block (153) is equipped with articulated frame (155), one side activity of articulated frame (155) is equipped with pull rod (156), pull rod (156) with riser (151) swing joint, just the one end of pull rod (156) runs through protecting crust (16) and extends to outside protecting crust (16), one side of riser (151) is fixed and is equipped with second spring (154), the other end of second spring (154) with locking board (152) laminating.

5. The overhead wire-tightening device according to claim 4, wherein: the vertical plate (151) is provided with a round hole, the inner wall of the round hole is provided with a sealing ring, and the inner wall of the sealing ring is attached to the pull rod (156).

6. The overhead wire-tightening device according to claim 1, wherein: the first hook (5) and the second hook (9) are both made of stainless steel.