CN211210631U

CN211210631U - High branch obstacle clearing device for power transmission line obstacle clearing

Info

Publication number: CN211210631U
Application number: CN201921487734.1U
Authority: CN
Inventors: 张鹏; 赵拥华; 段意; 薛有强; 付启伟
Original assignee: Baotou Power Supply Bureau Of Inner Mongolia Power Group Co ltd
Current assignee: Baotou Power Supply Bureau Of Inner Mongolia Power Group Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-08-11
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a high branch device of removing obstacles that transmission line was used of removing obstacles, including anchor clamps main part and electric saw main part, the anchor clamps main part includes fixed clamp splice and activity clamp splice, is equipped with the aggregate unit that fixed clamp splice and activity clamp splice opened and shut in the anchor clamps main part, and aggregate unit is including cup jointing the winding post on first screw rod, and the winding post carries out the unidirectional rotation through establishing the drive arrangement in the anchor clamps main part, and the winding has wire rope on the winding post, and wire rope's one end is walked around movable pulley and fixed connection on the left side lateral wall of fixed clamp splice, the utility model discloses a fixed clamp splice presss from both sides tight branch with the centre gripping department of activity clamp splice, and after the branch saw is broken, because the branch is carried, has consequently avoided freely dropping of branch, has prevented to pound disconnected transmission line and has injured subaerial staff, has guaranteed transmission line's normal operating and staff's safety.

Description

High branch obstacle clearing device for power transmission line obstacle clearing

Technical Field

The utility model relates to a transmission line technical field that hinders, specifically is a tall branch obstacles removing device that transmission line obstacles removing used.

Background

When the power lead passes through trees and jungle zones, short circuit faults of the circuit are easy to occur due to the fact that the branches are too close to the lead, and accidents such as power failure are caused; with continuous innovation of pruning technology, a pruning tool for ground operation appears in the market, so that a worker can prune branches at a high position in ground operation, but the pruning tool has the defect that the branches at the high position drop freely after pruning, so that the branches falling freely can break a power transmission line or injure workers on the ground, not only can cause short circuit faults of the line, but also can endanger the safety of the workers, and therefore the high branch obstacle clearing device for clearing obstacles of the power transmission line is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tall branch obstacles removing device that transmission line obstacles removing was used to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a branches of tall trees device of removing obstacles of transmission line usefulness, includes anchor clamps main part and electric saw main part of difference fixed connection on two dead levers, the anchor clamps main part includes fixed clamp splice and activity clamp splice, activity clamp splice sliding connection is in the inside of fixed clamp splice, be equipped with the aggregate unit that fixed clamp splice and activity clamp splice opened and shut in the anchor clamps main part, aggregate unit is including cup jointing the winding post on first screw rod, the winding post carries out unidirectional rotation through establishing the drive arrangement in the anchor clamps main part, the winding has wire rope on the winding post, movable pulley and fixed connection are walked around to wire rope's one end on the left side lateral wall of fixed clamp splice, the movable pulley rotates the lower extreme of connection at the activity clamp splice.

Preferably, drive arrangement includes the action bars, the action bars rotates and cup joints on first screw rod, just the left end of action bars passes through the extension spring and fixes the screwed connection on fixed clamp splice lateral wall, the right-hand member of action bars is connected with first stay cord, all open first spout on the both sides wall of action bars, have the shifting block through spring sliding connection between two first spouts, the shifting block with establish the skewed tooth swing joint on winding post lateral wall, be equipped with the roller on the shifting block, roller sliding connection is on the right side lateral wall of fixed clamp splice, and the right side lateral wall of fixed clamp splice is tangent with the winding post, there is the latch just to be located through spring sliding connection on the fixed clamp splice in the below of skewed tooth, the lower extreme fixedly connected with second stay cord of latch.

Preferably, the two side walls of the fixed clamping block are fixedly connected with limit bolts, and the limit bolts are movably connected with the operating rod.

Preferably, a plurality of second screws are fixedly connected to the side wall of the fixed clamping block and vertically arranged along the sliding direction of the movable clamping block, a second sliding groove is formed in the side wall of the movable clamping block, and each second screw is sleeved inside the second sliding groove in a sliding manner.

Preferably, the fixed clamping block is rotatably connected with a fixed pulley inside, and the fixed pulley supports a steel wire rope between the winding column and the movable pulley.

Preferably, the lower ends of the two fixing rods are connected with telescopic rods through clamping sleeves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model can raise the height of the clamp main body and the electric saw main body through the telescopic rods respectively connected with the lower ends of the two fixed rods, and the constructors can complete high-altitude obstacle clearing work by standing on the ground, thereby solving the problem of high-altitude obstacle clearing work of daily workers, effectively avoiding potential safety hazards caused by high-altitude operation, and lightening the working strength of the workers; and the clamping face through fixed clamp splice hooks on the branch, make the branch be in the centre gripping department of anchor clamps main part, stimulate the stay cord many times, make the rotation downwards that the action bars does not stop, make the winding wire rope that the winding post does not stop then, wire rope can push up the activity clamp splice and upwards slide like this, then make the fixed clamp splice and the constantly dwindle of the centre gripping department of activity clamp splice, finally reach the purpose of pressing from both sides tight branch, after the branch saw cuts off, because the branch is cliied, consequently, the freedom of branch has been avoided dropping, prevent to pound disconnected transmission line and pound the subaerial staff of injure, transmission line's normal operating and staff's safety have been guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the fixed rod, the fixed clamping block and the movable clamping block of the present invention;

FIG. 3 is a cross-sectional view of the fixed clamping block, the movable clamping block and the linkage device of the present invention;

FIG. 4 is a cross-sectional view of the fixed clamping block, the movable clamping block and the operating rod of the present invention;

fig. 5 is an enlarged view of fig. 4 at a;

fig. 6 is an exploded view of the fixed clamp block and the driving device of the present invention;

fig. 7 is a schematic structural view of the fixing clamp block and the operating rod of the present invention;

fig. 8 is an enlarged view of fig. 7 at B;

fig. 9 is an exploded view of the wrapping post, helical teeth, shift block and operating rod of the present invention;

fig. 10 is a cross-sectional view of the telescopic rod, the jacket and the fixing rod of the present invention.

In the figure: 1. the electric saw comprises a fixing rod, 2, a clamp body, 3, an electric saw body, 4, a fixing clamping block, 5, a movable clamping block, 6, a linkage device, 601, a winding column, 602, a first screw rod, 603, a steel wire rope, 604, a movable pulley, 7, a driving device, 701, an operating rod, 702, a first sliding groove, 703, a shifting block, 704, a first pull rope, 705, a tension spring, 706, a helical tooth, 707, a roller shaft, 708, a latch, 709, a second pull rope, 8, a second screw rod, 9, a second sliding groove, 10, a limiting bolt, 11, a fixed pulley, 12, a telescopic rod, 1201, a sleeve rod, 1202, a locking nut, 1203, a conical sleeve, 13, 14, a third screw rod, 15, a mounting box, 16 and a guide wheel.

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. 1-10, the present invention provides a technical solution: a high branch obstacle clearing device for clearing obstacles on a power transmission line comprises a clamp main body 2 and an electric saw main body 3 which are respectively fixedly connected on two fixed rods 1, wherein the clamp main body 2 is used for clamping a device for branches to prevent the cut branches from falling freely, the electric saw main body 3 comprises a motor and a saw blade, the saw blade is fixedly connected on an output shaft of the motor, when the motor is started, the saw blade is driven to rotate at a high speed to cut the branches, the clamp main body 2 comprises a fixed clamping block 4 and a movable clamping block 5, as shown in figure 2, the fixed clamping block 4 is fixed with the fixed rods 1, three screw holes which are matched with each other are respectively arranged on the fixed clamping block 4 and the fixed rods 1, when the high branch obstacle clearing device is installed, the fixed clamping block 4 is aligned with the screw holes on the fixed rods 1, three third screw rods 14 are inserted into the screw holes and screwed by nuts, and teeth are arranged on the clamping surfaces of the fixed clamping block 4, then the stability of clamping branches is ensured, the movable clamping block 5 is connected inside the fixed clamping block 4 in a sliding manner, the clamp body 2 is provided with a linkage device 6 for opening and closing the fixed clamping block 4 and the movable clamping block 5, the linkage device 6 comprises a winding column 601 sleeved on a first screw 602, the first screw 602 is fixedly connected on the fixed clamping block 4, the winding column 601 rotates unidirectionally through a driving device 7 arranged on the clamp body 2, a steel wire rope 603 is wound on the winding column 601, the winding column 601 rotates clockwise unidirectionally, the direction in which the winding column 601 winds the steel wire rope 603 is also clockwise, when the winding column 601 rotates clockwise, the winding column 601 winds the steel wire rope 603, the length of the steel wire rope 603 is reduced, therefore, the steel wire rope 603 can support the movable clamping block 5 to slide upwards, and the opening and closing degree of the clamping position of the device is reduced continuously, then the branches at the clamping position are fixed, one end of the steel wire rope 603 bypasses the movable pulley 604 and is fixedly connected to the left side wall of the fixed clamping block 4, the movable pulley 604 is rotatably connected to the lower end of the movable clamping block 5, when the movable clamping block 5 slides, the steel wire rope 603 and the lower end of the movable clamping block 5 can generate relative sliding friction, the movable pulley 604 is rotatably connected to the lower end of the movable clamping block 5, the movable pulley 604 replaces the movable clamping block 5 to be in contact with the steel wire rope 603, then the sliding friction is replaced by the rotating friction, the abrasion of the steel wire rope 603 is effectively reduced, and the service life of the steel wire rope 603 is prolonged.

Specifically, the driving device 7 includes an operation rod 701, the operation rod 701 is rotatably sleeved on the first screw 602, and the left end of the operation rod 701 is connected with a screw fixed on the side wall of the fixed clamping block 4 through a tension spring 705, in a natural state, the left end of the operation rod 701 is pulled downwards by the tension spring 705 to tilt the right end of the operation rod 701 upwards, the right end of the operation rod 701 is connected with a first pull rope 704, the first pull rope 704 is made of an insulating material to prevent electric shock hazard of a worker when the first pull rope 704 contacts a power transmission conductor, the two side walls of the operation rod 701 are both provided with first sliding grooves 702, a shifting block 703 is slidably connected between the two first sliding grooves 702 through a spring, the spring always has a certain tension to the left of the shifting block 703, the shifting block 703 is movably connected with an oblique tooth 706 arranged on the side wall of the winding column 601, the shifting block 703 is provided with a roller 707, the roller 707 is slidably connected to the right side wall of the fixed clamping block 4, and the right side wall of the fixed clamping block 4 is tangent to the winding column 601, when the first pull rope 704 is pulled, the right end of the operating rod 701 rotates downward, the roller 707 slides downward along the right side wall of the fixed clamping block 4, the spring pulls the shifting block 703 to slide leftward in the first sliding groove 702 and then gradually approach the helical tooth 706, so that the shifting block 703 is meshed with the helical tooth 706 (as shown in fig. 7), the shifting block 703 presses the helical tooth 706 downward to rotate the winding column 601 clockwise by a certain angle, and at this time, the movable clamping block 5 slides upward; when the first pull rope 704 is loosened, the right end of the operating rod 701 rotates upwards to reset, the roller 707 slides upwards along the right side wall of the fixed clamping block 4, then the shifting block 703 gradually moves away from the inclined teeth 706 and finally disengages from the inclined teeth 706 (as shown in fig. 5), the movable clamping block 5 can continuously slide upwards by continuously pulling the first pull rope 704, and then the branch clamping effect is achieved, the latch 708 is slidably connected to the fixed clamping block 4 through the spring below the inclined teeth 706, the latch 708 is clamped with the inclined teeth 706, when the inclined teeth 706 rotates clockwise, the inclined teeth 706 press the latch 708 to enable the latch 708 to slide downwards against the elastic force of the spring, after the inclined teeth 706 rotate one tooth, the latch 708 is quickly clamped with the inclined teeth 706 again to prevent the inclined teeth 706 from rotating, so that the one-way rotation of the winding column 601 is ensured, the second pull rope 709 is fixedly connected to the lower end of the latch 708, the second stay cord 709 is also made of insulating materials, so that the electric shock hazard of workers when the second stay cord 709 contacts with a power transmission conductor is prevented, when the second stay cord 709 is pulled downwards, the latch 708 and the helical tooth 706 can be clamped, the winding post 601 can rotate anticlockwise to unfold the steel wire rope 603, the movable clamping block 5 can slide downwards to enable the clamping position to be opened to the maximum, and clamped branches can be loosened.

Specifically, fixedly connected with limit bolt 10 on the both sides wall of fixed clamp splice 4, limit bolt 10 and action bars 701 swing joint, when action bars 701 do not receive the pulling force of first stay cord 704, action bars 701 can receive its right-hand member of the pulling force effect of extension spring 705 to upwards perk, after action bars 701 perk take the altitude, action bars 701 is kept off by limit bolt 10, and the right-hand member perk height of action bars 701 is the highest this moment, prevents that it is hard when dragging first stay cord 704 after action bars 701 perk is too high.

Specifically, a plurality of second screws 8 are fixedly connected to the side wall of the fixed clamping block 4, the second screws 8 are vertically arranged along the sliding direction of the movable clamping block 5, the second screws 8 have a guiding effect on the sliding of the movable clamping block 5, a second chute 9 is formed in the side wall of the movable clamping block 5, and each second screw 8 is slidably sleeved inside the second chute 9, as shown in fig. 3, the number of the second screws 8 in the drawing is two, a certain distance exists between the two second screws 8, the diameter of each second screw 8 is matched with the width of the corresponding second chute 9, and the movable clamping block 5 is prevented from shaking left and right.

Specifically, the fixed pulley 11 is rotatably connected inside the fixed clamping block 4, the fixed pulley 11 supports the steel wire rope 603 between the winding column 601 and the movable pulley 604, and the fixed pulley 11 can change the tension direction of the steel wire rope 603, so that the tension direction of the steel wire rope 603 tends to be vertically upward, and the sliding of the movable clamping block 5 is further ensured to be more stable.

Specifically, the lower ends of two fixed rods 1 are both connected with an expansion link 12 through a jacket 13, as shown in fig. 10, the expansion link 12 is composed of a plurality of sections of loop bars 1201, a plurality of locking nuts 1202 and a plurality of taper sleeves 1203, the plurality of sections of loop bars 1201 are connected in a sliding sleeved manner, and the locking nuts 1202 and the taper sleeves 1203 are sleeved on each section of loop bar 1201 from top to bottom in sequence, the locking nuts 1202 sleeved on the upper section of loop bar 1201 are connected with the lower section of loop bar 1201 through threads, when the connection is performed, the locking nuts 1202 press the taper sleeves 1203 between the two sections of loop bars 1201, and then fix the two sections of loop bars 1201, when the number of the thread engagement turns of the locking nuts 1202 and the loop bars 1201 is larger, the pressing force applied to the taper sleeves 1203 is larger, at this time, the fixation between the two sections of loop bars 1201 is more stable, when the length of the expansion link 12 is adjusted, the locking nuts 1202 are rotated, and the number of the thread engagement turns of the locking nuts, then the nut 1202 is locked to reduce the extrusion on the conical sleeve 1203, and at the moment, the two loop bars 1201 can slide relatively to each other, so that the length of the telescopic rod 12 can be adjusted;

the two jackets 13 are used for fixing the joint of the fixed rod 1 and the telescopic rod 12, one side of each jacket 13 is provided with an opening, screws are arranged at the openings, when the screws are tightened, the smaller the inner diameter of each jacket 13 is, the more firmly the jacket 13 can fix the joint of the fixed rod 1 and the telescopic rod 12, a guide wheel 16 is rotatably connected to one jacket 13, the jacket 13 is installed on the fixed rod 1 provided with the clamp main body 2, the guide wheel 16 can enable the first pull rope 704 and the second pull rope 709 to hang down to a position where a human hand can conveniently contact along the side wall of the telescopic rod 12, so that a worker can conveniently operate on the ground, the other jacket 13 is connected with a mounting box 15 (shown in figure 1), the jacket 13 is installed on the fixed rod 1 provided with the electric saw main body 3, a battery (a lithium battery can be adopted) and a wireless remote control module are installed inside the mounting box 15, and the battery, the start and stop of the electric saw body 3 can be controlled wirelessly.

The working principle is as follows: when the device is used, the telescopic rod 12 provided with the clamp main body 2 is adjusted to a proper length, a worker supports the telescopic rod 12 to enable the clamp main body 2 to be supported at a high branch position to be sawed, the latch 708 is separated from the latch 706 by pulling the second pull rope 709, the winding column 601 can rotate anticlockwise to unfold the steel wire rope 603 at the moment, the movable clamping block 5 slides downwards under the action of gravity to enable the clamping position to be opened to the maximum state, then the second pull rope 709 is loosened to enable the latch 708 to be meshed with the latch 706 again, then the branch is hooked by the clamping surface of the fixed clamping block 4 to enable the branch to be located at the clamping position of the device, the operating rod 701 rotates downwards by pulling the first pull rope 704, in the process, the shifting block is meshed with the latch 706 and drives the winding column 601 to rotate clockwise for a certain number of degrees, at the moment, the steel wire rope 603 can be wound on the winding column 601 along with the rotation of the winding, then the steel wire rope 603 can push the movable clamping block 5 upwards to slide upwards, and the first pull rope 704 is repeatedly pulled to enable the winding column 601 to continuously wind the steel wire rope 603 to enable the movable clamping block 5 to continuously slide upwards, so that the clamping surface of the movable clamping block 5 is contacted with the tree branch, and the tree branch is clamped by the movable clamping block 5 and the fixed clamping block 4; then another telescopic link 12 of reuse props up electric saw main part 3, cut the branch through starting electric saw main part 3, the branch is cut and is pressed from both sides by anchor clamps main part 2 after cutting, consequently can not freely drop from the high altitude, then the staff is choosing the branch and slowly putting the branch on ground with bracing piece 12, stimulate second stay cord 709 again this moment and make latch 708 break away from the joint with skewed tooth 706, cause the clamping-force of fixed clamp splice 4 and activity clamp splice 5 to reduce, thereby loosen the branch of grasping, the transmission line is cleared up this moment, then repeat above-mentioned step and clear away from next obstacle branch.

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 branches of tall trees device of removing obstacles of transmission line usefulness, includes anchor clamps main part (2) and electric saw main part (3) of difference fixed connection on two dead levers (1), its characterized in that: anchor clamps main part (2) are including fixed clamp splice (4) and activity clamp splice (5), activity clamp splice (5) sliding connection is in the inside of fixed clamp splice (4), be equipped with linkage (6) that fixed clamp splice (4) and activity clamp splice (5) opened and shut on anchor clamps main part (2), linkage (6) are including cup jointing winding post (601) on first screw rod (602), winding post (601) carry out one-way rotation through establishing drive arrangement (7) on anchor clamps main part (2), the winding has wire rope (603) on winding post (601), movable pulley (604) and fixed connection are walked around on the left side lateral wall of fixed clamp splice (4) to the one end of wire rope (603), movable pulley (604) rotate the lower extreme of connection at activity clamp splice (5).

2. The high branch obstacle removing device for removing the obstacle of the power transmission line according to claim 1, characterized in that: the driving device (7) comprises an operating rod (701), the operating rod (701) is rotatably sleeved on a first screw rod (602), the left end of the operating rod (701) is connected with a screw fixed on the side wall of the fixed clamping block (4) through a tension spring (705), the right end of the operating rod (701) is connected with a first pull rope (704), two side walls of the operating rod (701) are respectively provided with a first sliding chute (702), a shifting block (703) is connected between the two first sliding chutes (702) through a spring in a sliding manner, the shifting block (703) is movably connected with an oblique tooth (706) arranged on the side wall of the winding column (601), the shifting block (703) is provided with a roller shaft (707), the roller shaft (707) is connected on the right side wall of the fixed clamping block (4) in a sliding manner, the right side wall of the fixed clamping block (4) is tangent to the winding column (601), and a latch (708) is connected below the oblique tooth (706) and positioned on the fixed clamping block (4) through a spring in a sliding manner, the lower end of the latch (708) is fixedly connected with a second pull rope (709).

3. The high branch obstacle removing device for removing the obstacle of the power transmission line according to claim 2, characterized in that: and the two side walls of the fixed clamping block (4) are fixedly connected with limiting bolts (10), and the limiting bolts (10) are movably connected with the operating rod (701).

4. The high branch obstacle removing device for removing the obstacle of the power transmission line according to claim 1, characterized in that: the fixed clamping block is characterized in that a plurality of second screw rods (8) are fixedly connected to the side wall of the fixed clamping block (4), the second screw rods (8) are vertically arranged along the sliding direction of the movable clamping block (5), a second sliding groove (9) is formed in the side wall of the movable clamping block (5), and each second screw rod (8) is sleeved in the second sliding groove (9) in a sliding mode.

5. The high branch obstacle removing device for removing the obstacle of the power transmission line according to claim 1, characterized in that: the inside of fixed clamp splice (4) rotates and is connected with fixed pulley (11), wire rope (603) between fixed pulley (11) support winding post (601) and movable pulley (604).

6. The high branch obstacle removing device for removing the obstacle of the power transmission line according to claim 1, characterized in that: the lower ends of the two fixing rods (1) are connected with telescopic rods (12) through clamping sleeves (13).