CN213306387U - Insulating rod type tree pruner - Google Patents

Abstract

The utility model discloses an insulating rod type pruning shear, which comprises an insulating rod, a pruning component and a driving component; the trimming assembly comprises a fixed knife and a movable knife, the fixed knife is arranged on the insulating rod, the movable knife is hinged with the fixed knife through a pin shaft, and the top of the fixed knife is elastically connected with a movable knife handle; the driving assembly comprises a fixed pulley, a movable pulley and a winder, the fixed pulley is arranged on the insulating rod and close to the fixed knife, the winder is arranged at the bottom of the insulating rod, the tail end of the knife handle is provided with a pulley seat, the movable pulley is arranged on the pulley seat, the bottom of the pulley seat is fixed with a traction rope, and the traction rope bypasses the fixed pulley and the movable pulley and is fixedly connected with the winder. The movable pulley can change the direction of traction force, and traction force can be practiced thrift to the fixed pulley, and the spooler provides traction force through around the haulage rope, easy operation, and convenient high efficiency, single branch pruning work can be accomplished, has very strong practicality in electric power overhaul technical field.

Description

Insulating rod type tree pruner

Technical Field

The utility model relates to an electric power overhauls instrument technical field, especially relates to an insulator spindle formula pruning shear.

Background

The safe and stable operation of the power grid is related to the aspects of economic and social development, but the trees around the power grid transmission line are too close to the transmission line, so that tripping, line damage and the like can be caused, and the personal injury can be caused. Trees around the power transmission line need to be regularly patrolled and pruned. Because trees to be pruned are around transmission line, prune the branch and have the potential safety hazard of electrocution, and the branch of waiting to prune is generally high, prunes inconveniently, how to prune the peripheral branch of transmission line safely efficient, is the problem that electric power maintainer considered always.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at prior art not enough, provide an insulator spindle formula pruning shear, can safe efficient prune the peripheral branch of transmission line, the safety and stability of guarantee electric wire netting moves.

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

an insulated pole tree pruner, comprising:

an insulating rod;

the trimming assembly comprises a fixed knife and a movable knife, the fixed knife is arranged on the insulating rod, the movable knife is hinged with the fixed knife through a pin shaft, and the top of the fixed knife is elastically connected with a knife handle of the movable knife;

drive assembly, including fixed pulley, movable pulley and spooler, the fixed pulley setting is close to stationary knife department on the insulator spindle, and the spooler setting is in the insulator spindle bottom, and the tail end of sword handle is provided with the pulley holder, is provided with the movable pulley on the pulley holder, and the pulley holder bottom is fixed with the haulage rope, and the haulage rope walks around fixed pulley and movable pulley and spooler fixed connection.

Furthermore, the top of the insulating rod is provided with a plum blossom connector, and the fixed knife is connected with the insulating rod through the plum blossom connector.

Furthermore, a spring is arranged between the top of the fixed knife and the movable knife handle.

Further, the winder includes the motor, and the output shaft of motor has the wire reel, haulage rope and wire reel fixed connection, and the motor is the motor that just reverses.

Furthermore, the height of the insulating rod is adjustable.

Furthermore, the insulating rod is made of insulating epoxy resin.

Compared with the prior art, the utility model provides an insulator spindle formula pruning shear has following beneficial effect:

1. the utility model provides an insulator spindle formula pruning shear, it includes the insulator spindle, prunes subassembly and drive assembly, and the insulator spindle can extend the height of pruning to guarantee pruning personnel's safety, avoid taking place the electric shock injury.

2. The trimming component comprises a fixed knife and a movable knife, the fixed knife is arranged on the insulating rod, the movable knife is hinged with a fixed knife pin shaft, and the top of the fixed knife is elastically connected with a movable knife handle. The pin shaft is hinged to enable the movable knife to move relative to the fixed knife, so that the aim of trimming is fulfilled; the top of the fixed knife is elastically connected with the movable knife handle, so that the movable knife has a certain distance with the fixed knife when the pruning assembly is not in a pruning state, and the pruning assembly is convenient to place on a branch to be pruned.

3. The driving assembly comprises a fixed pulley, a movable pulley and a winder, the fixed pulley is arranged on the insulating rod and close to the fixed knife, the winder is arranged at the bottom of the insulating rod, the tail end of the knife handle is provided with a pulley seat, the movable pulley is arranged on the pulley seat, the bottom of the pulley seat is fixed with a traction rope, and the traction rope is fixedly connected with the winder after bypassing the fixed pulley and the movable pulley. The winder rotates to drive the traction rope to move up and down, so that the movable knife moves relative to the fixed knife to cut off branches to be trimmed, the movable pulley plays a role in changing the direction of the traction rope, and traction force can be saved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of an insulating rod type pruning shear provided by the present invention;

in the figure, 10, an insulating rod type tree pruner, 100, an insulating rod, 200, a pruning component, 210, a fixed knife, 220, a movable knife, 300, a driving component, 310, a fixed pulley, 320, a movable pulley, 330, a winder, 340, a pulley seat, 350 and a traction rope.

Detailed Description

The present invention will be further described with reference to the following examples. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a schematic structural view of an insulating rod type pruning shear 10 provided by the present invention; the utility model provides an insulator spindle formula pruning shear 10, including insulator spindle 100, pruning subassembly 200 and drive assembly 300, insulator spindle 100 can extend the height of pruning to guarantee pruning personnel's safety, avoid taking place the electric shock injury. In some preferred embodiments, the height of the insulating rod 100 is adjustable, and the insulating rod 100 is made of insulating epoxy resin and is rolled by an insulating epoxy resin glass cloth machine, so that the insulating rod has high density, is firm and durable, and has light weight.

The trimming assembly 200 comprises a fixed knife 210 and a movable knife 220, the opposite surfaces of the fixed knife 210 and the movable knife 220 are provided with knife points, the fixed knife 210 is arranged on the insulating rod 100, the movable knife 220 is hinged with the fixed knife 210 through a pin shaft, and the top of the fixed knife 210 is elastically connected with a knife handle of the movable knife 220. The pin joint can enable the blade of the movable knife 220 to move relative to the blade of the fixed knife 210, so that the aim of trimming is fulfilled. The top of the fixed knife 210 is elastically connected with the movable knife 220, so that the movable knife 220 has a certain distance from the fixed knife 210 when the pruning assembly 200 is not in a pruning state, and the pruning assembly 200 can be conveniently placed on a branch to be pruned. In some preferred embodiments, the top of the stationary blade 210 and the movable blade 220 are elastically connected by a spring.

The driving assembly 300 comprises a fixed pulley 310, a movable pulley 320 and a winder 330, wherein the fixed pulley 310 is arranged on the insulating rod 100 and close to the fixed knife 210, the winder 330 is arranged at the bottom of the insulating rod 100, the tail end of the knife handle is provided with a pulley seat 340, the pulley seat 340 is provided with the movable pulley 320, the bottom of the pulley seat 340 is fixed with a traction rope 350, and the traction rope 350 is fixedly connected with the winder 330 after bypassing the fixed pulley 310 and the movable pulley 320. The winder 330 rotates to drive the traction rope 350 to move up and down, so that the movable knife 220 moves relative to the fixed knife 210 to cut off the branches to be cut, the movable pulley 320 plays a role in changing the direction of the traction rope 350, and the movable pulley 320 can save traction force.

In some preferred embodiments, a plum blossom connector is arranged at the top of the insulating rod 100, a plum blossom connector is also arranged at the bottom of the fixed knife 210, and the fixed knife 210 is connected with the insulating rod 100 through the plum blossom connector. The plum blossom connector is firm in connection and simple to install and disassemble.

In order to improve traction force and trimming efficiency, the wire winder 330 includes a motor, the motor is a forward and reverse rotating motor, an output shaft of the motor is connected with a wire spool, and the traction rope 350 is fixedly connected with the wire spool. When the motor rotates forwards, the wire spool is driven to rotate forwards, the traction rope 350 drives the pulley seat 340 to move downwards through the fixed pulley 310 and the movable pulley 320, the pulley seat 340 drives the movable knife 220 to move downwards, the spring generates elastic deformation, the movable knife 220 moves relative to the fixed knife 210, and branches are trimmed. After trimming, the motor is operated to rotate reversely, the wire spool rotates reversely, the length of the pull rope 350 is made to be side long, the blade of the movable knife 220 moves towards the direction far away from the blade of the fixed knife 210 under the elastic action of the spring, no pulling force exists on the pull rope 350, and the spring is restored to the original state.

The utility model provides an insulator spindle formula pruning shear 10, including insulator spindle 100, pruning subassembly 200 and drive assembly 300, pruning subassembly 200 is installed at the top of insulator spindle 100, and pruning subassembly 200 is closed or open under drive assembly 300's drive action, reaches the purpose of pruning the branch, and drive assembly 300 includes movable pulley 320, can be laborsaving, and single pruning personnel can accomplish pruning work, and is safe high-efficient.

Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.

Claims (6)

1. An insulated pole pruning shears, characterized in that the pruning shears comprise:

an insulating rod;

the trimming assembly comprises a fixed knife and a movable knife, the fixed knife is arranged on the insulating rod, the movable knife is hinged with the fixed knife through a pin shaft, and the top of the fixed knife is elastically connected with the movable knife handle;

drive assembly, including fixed pulley, movable pulley and spooler, the fixed pulley sets up be close to on the insulator spindle stationary knife department, the spooler sets up the insulator spindle bottom, the tail end of sword handle is provided with the pulley holder, be provided with on the pulley holder the movable pulley, the pulley holder bottom is fixed with the haulage rope, the haulage rope is walked around the fixed pulley with behind the movable pulley with spooler fixed connection.

2. The insulating rod type tree pruner of claim 1, wherein a plum blossom connector is arranged at the top of the insulating rod, and the fixed knife is connected with the insulating rod through the plum blossom connector.

3. The insulated pole pruning shears of claim 1, wherein a spring is disposed between the stationary knife top and the movable knife handle.

4. The insulated pole pruning shears according to claim 1, wherein the wire winder comprises a motor, an output shaft of the motor is connected with a wire spool, the traction rope is fixedly connected with the wire spool, and the motor is a forward and reverse rotating motor.

5. The insulated pole pruning shears of claim 1, wherein the insulated pole is height adjustable.

6. The insulated rod type secateurs as claimed in claim 1, wherein the insulated rod is made of an insulating epoxy resin.

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