CN215122343U

CN215122343U - Trimming platform capable of leveling power transmission line

Info

Publication number: CN215122343U
Application number: CN202121265740.XU
Authority: CN
Inventors: 刘昌灏; 吕守迁; 赵涛; 吕士栋; 潘凯; 李志浩; 刘洪伟; 韩晓
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-14
Anticipated expiration: 2031-06-04

Abstract

The utility model provides a but transmission line leveling pruning platform, includes first platform, second platform and base, installs slewing bearing on first platform, slewing bearing's outer lane and first platform fixed connection, are equipped with the supporting seat in slewing bearing's the circle, and articulated on the supporting seat installs first connecting arm, and first connecting arm upper end is articulated to be installed the second linking arm, installs a driving motor in first connecting arm and supporting seat articulated position department mutually. The utility model has the advantages of: a pruning platform that transmission line can flatten does not receive the influence of near transmission line topography, pneumatic cylinder and yoke plate between first platform and the second platform can adapt to the topography and guarantee all the time that first platform is in horizontal position so that cut the operation to the branch, the electric saw of installing on the first platform then can carry out the regulation of height, angular position as required to realize the accurate cutting of near transmission line branch, improve the efficiency of whole pruning operation.

Description

Trimming platform capable of leveling power transmission line

Technical Field

The utility model belongs to the technical field of electric power overhauls auxiliary assembly technique and specifically relates to a pruning platform can level up for transmission line.

Background

In the extra-high voltage transmission line channel, when trees grow too high to break through the safety distance, the line can be caused to discharge, and when the trees grow too high to break through the safety distance, the line can be caused to trip, so that in 3 and 4 months per year, line operation and maintenance personnel need to carry out an important work in advance, namely, potential hazard trees with clearance distance smaller than or close to 8 meters in a line protection area are pruned, and the safe and stable operation of the line is ensured. At present, the hidden trouble trees partially arranged on two sides of a highway or scattered in an open and flat land can be trimmed by an overhead working truck, but the overhead working truck cannot be stably parked in the trees in off-highway areas, such as hills, slopes, ditches and other terrain environments due to the limitation of terrain conditions; for dense trees with a flat zone in a large area, space limitation is caused due to small tree gaps, an overhead working truck cannot enter the dense trees, meanwhile, some ultrahigh trees cannot be trimmed by a common trimming tool for branches on one side of a pond or a paddy field in an area such as a fishpond and a paddy field below a line, and the trimming of the trees brings great difficulty for the defect eliminating operation.

Disclosure of Invention

An object of the utility model is to provide a but transmission line leveling pruning platform through set up the platform on the base that can remove, and the pruning of near transmission line branch is realized to the adjustable electric saw of mounted position on the platform, has solved the problem among the prior art.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a leveling trimming platform of a power transmission line, which comprises a first platform, a second platform and a base, wherein a slewing bearing is arranged on the first platform, the outer ring of the slewing bearing is fixedly connected with the first platform, a supporting seat is arranged on the inner ring of the slewing bearing, a first connecting arm is hinged on the supporting seat, a second connecting arm is hinged on the upper end of the first connecting arm, a first driving motor is arranged at the position where the first connecting arm is hinged with the supporting seat, a second driving motor is arranged at the position where the second connecting arm is hinged with the first connecting arm, an electric saw is also arranged on the second connecting arm, the electric saw is arranged on the second connecting arm through a third driving motor, wherein the output shaft of the third driving motor is vertically arranged with the output shafts of the first driving motor and the second driving motor, a hydraulic cylinder and a connecting shaft plate capable of twisting are hinged between the first platform and the second platform, the pneumatic cylinder is flexible can adjust the angular position between first platform and the second platform, installs the fork arm of cutting between second platform and the base, is equipped with the lift actuating cylinder on the fork arm of cutting, still installs actuating system on the base, and actuating system is connected with driving motor, pneumatic cylinder and lift actuating cylinder through control scheme, the bottom of base is installed and is removed the wheel, and the dwang is still installed to the bottom of base, and the one end of dwang is articulated mutually with the base through fourth driving motor, and the supporting leg that can go up and down is installed to the other end of dwang. The electric saw is characterized in that a current induction probe is installed on one side of the electric saw, a grounding connecting rod is hinged to the first platform, a fifth driving motor is installed at the position, hinged to the first platform, of the grounding connecting rod, the fifth driving motor is connected with the current induction probe through a control circuit, a grounding wire device is installed on the second platform, and the fifth driving motor can drive the grounding connecting rod to rotate to be connected with the grounding wire device. The surface of the first platform is provided with an insulating layer, and the insulating layer is coated with an RTV coating.

The utility model has the advantages of: a pruning platform that can level up of transmission line, which comprises a base, first platform and second platform, the supporting leg that the base bottom set up enables this device and stabilizes the parking on complicated topography, does not receive the influence of near transmission line topography, pneumatic cylinder and yoke plate between first platform and the second platform can adapt to the topography and guarantee all the time that first platform is in horizontal position so that cut the operation to the branch, the electric saw of installing on the first platform then can carry out height as required, the regulation of angular position, in order to realize the accurate cutting of near transmission line branch, improve the efficiency of whole pruning operation.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a partial enlarged view of I in fig. 2.

Detailed Description

A pruning platform that transmission line can level, as shown in fig. 1 and fig. 2, including first platform 1, second platform 2 and base 3, install slewing bearing 4 on first platform 1, slewing bearing 4's outer lane and 1 fixed connection of first platform, circle in slewing bearing 4 and be equipped with supporting seat 5, supporting seat 5 can carry out 360 degrees circumference rotations by first platform 1 relatively.

First connecting arm 6 is installed in the articulated mounting on supporting seat 5, first connecting arm 6 upper end is articulated to be installed second linking arm 7, install first driving motor 8 in first connecting arm 6 and supporting seat 5 articulated position department mutually, second linking arm 7 is installed with first connecting arm 6 articulated position department mutually, second driving motor 9, first driving motor 8 start can drive first connecting arm 6 and rotate 5 relative supporting seat, second driving motor 9 start can drive second linking arm 7 and rotate 6 relative first connecting arm 6. The second connecting arm 7 is further provided with an electric saw 10, the electric saw 10 is installed on the second connecting arm 7 through a third driving motor 11, an output shaft of the third driving motor 11 is perpendicular to output shafts of the first driving motor 8 and the second driving motor 9, and the third driving motor 11 can be started to drive the electric saw 10 to rotate in the axial direction of the second connecting arm 7. The spatial position of the electric saw 10 can be adjusted as required by controlling the driving motor, so that the branches near the power transmission line can be cut and cleaned, the rotating angle between the first connecting arm 6 and the second connecting arm 7 is in the range of 0-90 degrees, the rotating angle between the first connecting arm 6 and the supporting seat 5 is in the range of 0-90 degrees, and the electric saw 10 can axially rotate by 0-180 degrees.

The hydraulic cylinder 12 and the coupling plate 13 which can be twisted are hinged between the first platform 1 and the second platform 2, the hydraulic cylinder 12 can stretch and contract to adjust the angle position between the first platform 1 and the second platform 2, for example, when the whole device is positioned on an inclined plane, the hydraulic cylinder 12 can stretch and contract to be linked with the coupling plate 13 to realize the angle adjustment of the surface of the first platform 1, so that the surface of the first platform 1 is kept in a horizontal state. Besides the adjustment of the connecting arm to the electric saw 10, the adaptability of the device to inclined and uneven terrains can be expanded through secondary balance adjustment between the first platform 1 and the second platform 2, the adaptability to various terrains is increased, and the operation capability is improved.

A scissor arm 14 is arranged between the second platform 2 and the base 3, a lifting driving cylinder 15 is arranged on the scissor arm 14, and the extension and retraction of a piston rod of the lifting driving cylinder 15 can realize the vertical lifting of the second platform 2, so that the function of adjusting the operation height is achieved. The base 3 is also provided with a driving system 16, the driving system 16 is connected with a driving motor, a hydraulic cylinder 12 and a lifting driving cylinder 15 through a control circuit, and the driving system 16 is used for realizing the control and driving of each action element on the device, so that the real-time position of the electric saw 10 is adjusted, and the accurate pruning of branches near the power transmission line is ensured. When the device is used for trimming, an operator observes and controls the device nearby to avoid electric shock or other accidents.

For adapting to different terrains and being capable of stably parking thereon, the bottom of the base 3 is provided with the moving wheel 17, the bottom of the base 3 is also provided with the rotating rod 18, one end of the rotating rod 18 is hinged with the base 3 through the fourth driving motor 19, and the other end of the rotating rod 18 is provided with the supporting leg 20 capable of lifting. Wherein the position that the supporting leg 20 can be adjusted through fourth driving motor 19 according to the topography of locating makes removal wheel 17 keep away from ground, guarantees the firm parking of base 3 on different topography under supporting role of supporting leg 20, when needs shift the overall device, then needs promote supporting leg 20, removes wheel 17 and contacts with ground, realizes pruning platform's removal through removing wheel 17.

Further, in order to prevent the influence of the induced current on the device, a current induction probe 21 is installed on one side of the electric saw 10, a grounding connecting rod 22 is hinged to the first platform 1, a fifth driving motor 23 is installed at a position where the grounding connecting rod 22 is hinged to the first platform 1, the fifth driving motor 23 is connected with the current induction probe 21 through a control circuit, a grounding wire device 24 is installed on the second platform 2, and the fifth driving motor 23 can drive the grounding connecting rod 22 to rotate to be connected with the grounding wire device 24. When the current sensing probe 21 detects that the current is greater than or equal to 30mA, the indicator light flickers, and meanwhile, the connecting arm can be automatically retracted to prevent further contact with the sensing current, or when the current sensing probe 21 detects that the current is greater than or equal to 30mA, the grounding connecting rod 22 rotates downwards for 270 degrees under the driving of the fifth driving motor 23 to contact with the grounding wire device 24 on the second platform 2, so that the effect of absorbing the sensing current is achieved.

Further, as shown in fig. 3, an insulating layer 25 is disposed on the surface of the first platform 1, and an RTV coating 26 is coated on the insulating layer 25, wherein the insulating layer 25 and the RTV coating 26 are disposed to effectively increase a creepage distance, so that when an induced current is too large, a good insulating effect can be achieved, and important components such as a motor or a battery in the driving system 16 on the second platform 2 can be well protected.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a pruning platform that transmission line can level which characterized in that: including first platform (1), second platform (2) and base (3), install slewing bearing (4) on first platform (1), the outer lane and first platform (1) fixed connection of slewing bearing (4), be equipped with supporting seat (5) on slewing bearing (4)'s the inner circle, articulated first connecting arm (6) of installing on supporting seat (5), articulated second connecting arm (7) of installing in first connecting arm (6) upper end, install first driving motor (8) in first connecting arm (6) and supporting seat (5) looks articulated position department, second driving motor (9) are installed in second connecting arm (7) and first connecting arm (6) looks articulated position department, still be equipped with electric saw (10) on second connecting arm (7), electric saw (10) are installed on second connecting arm (7) through third driving motor (11), wherein the output shaft and first driving motor (8) and second driving motor (9) of third driving motor (11), second driving motor (9) are installed to second connecting arm (10) ) The output shafts of the two-stage hydraulic shearing machine are vertically arranged, a hydraulic cylinder (12) and a coupling plate (13) which can be twisted are hinged between the first platform (1) and the second platform (2), the hydraulic cylinder (12) can adjust the angle position between the first platform (1) and the second platform (2) by stretching, a shearing fork arm (14) is arranged between the second platform (2) and the base (3), a lifting driving cylinder (15) is arranged on the shearing fork arm (14), a driving system (16) is also arranged on the base (3), the driving system (16) is connected with a driving motor, a hydraulic cylinder (12) and a lifting driving cylinder (15) through a control circuit, the bottom of base (3) is installed and is removed wheel (17), and dwang (18) are still installed to the bottom of base (3), and fourth driving motor (19) are passed through to the one end of dwang (18) and base (3) are articulated mutually, and supporting leg (20) that can go up and down are installed to the other end of dwang (18).

2. The trimming platform capable of leveling of the power transmission line according to claim 1, characterized in that: current sensing probe (21) are installed to electric saw (10) one side, and articulated on first platform (1) install ground connection pole (22), ground connection pole (22) and the articulated position department mutually of first platform (1) install fifth driving motor (23), and fifth driving motor (23) are connected with current sensing probe (21) through control scheme, install earth connection device (24) on second platform (2), and fifth driving motor (23) can drive ground connection pole (22) and rotate to being connected with earth connection device (24).

3. The trimming platform capable of leveling of the power transmission line according to claim 1, characterized in that: the surface of the first platform (1) is provided with an insulating layer (25), and the insulating layer (25) is coated with an RTV coating (26).