CN110797824B

CN110797824B - Snow removing device for high-altitude power line

Info

Publication number: CN110797824B
Application number: CN201911246968.1A
Authority: CN
Inventors: 刘远远; 李文君
Original assignee: Guangxi Power Line Equipment And Fitting Factory Co ltd; Electric Power Research Institute of Guangxi Power Grid Co Ltd
Current assignee: GUANGXI POWER LINE EQUIPMENT AND FITTING FACTORY Co.,Ltd.; Electric Power Research Institute of Guangxi Power Grid Co Ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-12-25
Anticipated expiration: 2039-12-09
Also published as: CN110797824A

Abstract

The invention belongs to the field of power equipment, and particularly relates to a snow removing device for an overhead power line, which comprises an annular shell sleeved outside the power line, wherein a slip ring is rotatably connected outside the annular shell, the slip ring consists of two magnetic semicircular rings which are connected end to end and have opposite magnetism, a plurality of fan blades are circumferentially and equidistantly distributed on the outer side wall of the slip ring, a horizontally arranged lifting plate is slidably connected on the inner side wall of the annular shell, permanent magnets are fixedly connected on the upper surface of the lifting plate, a worm is rotatably connected on the inner side wall of the annular shell, threads are arranged on the upper half part of the worm, the upper end of the worm penetrates through the lifting plate and is in threaded connection with the lifting plate, a rotating shaft is rotatably connected on the inner side wall of the annular shell, and a worm wheel and a roller wheel are coaxially and fixedly. The wind power snow removing device can drive the fan blades to rotate through wind power, then drive the snow removing plate to slide back and forth on the power line, and scrape snow on the power line, and is simple in structure, low in cost and convenient to popularize.

Description

Snow removing device for high-altitude power line

Technical Field

The invention belongs to the field of power equipment, and particularly relates to a snow removing device for an overhead power line.

Background

For the high-altitude power line, the upper part of the power line is always accumulated with snow in winter, if the accumulated snow is large, the power line is likely to be broken, so that the power grid fault is caused, and the falling power line causes great potential safety hazard.

At present, most of traditional cables adopt modes such as a special snow cleaning robot and electric heating or electromagnetic oscillation to remove snow, and when the modes are actually used, the technical difficulty of realization is high, the design cost and the maintenance cost are high, the failure rate is high, the maintenance is not convenient, and the wide application cannot be realized.

Therefore, a snow removing device for high altitude power lines is provided to solve the above problems.

Disclosure of Invention

The invention aims to provide a snow removing device for an overhead power line, which is simple in structure and low in cost and aims at solving the problem that the overhead power line is easy to accumulate snow.

In order to achieve the purpose, the invention adopts the following technical scheme: a snow removing device for a high-altitude power line comprises an annular shell sleeved outside the power line, a slip ring is rotatably connected outside the annular shell, the slip ring is composed of two magnetic semi-rings which are connected end to end and have opposite magnetism, a plurality of fan blades are arranged on the outer side wall of the slip ring at equal intervals in the circumferential direction, the inner side wall of the annular shell is connected with a horizontally arranged lifting plate in a sliding way, the upper surface of the lifting plate is fixedly connected with a permanent magnet, a worm is rotatably connected on the inner side wall of the annular shell, the upper half part of the worm is provided with a thread, the upper end of the worm penetrates through the lifting plate and is in threaded connection with the lifting plate, the inner side wall of the annular shell is rotatably connected with a rotating shaft, the outer coaxial fixed cover of pivot has connect worm wheel and gyro wheel, the worm wheel is connected with the worm meshing, gyro wheel and power line rolling connection, equal fixedly connected with snow removing plate on the lateral wall of annular casing both sides.

The invention has the advantages that:

in the time of the snow weather, the flabellum blows under wind-force, drive the sliding ring and rotate, because of the sliding ring comprises two end to end and magnetism opposite semicircle ring groups, then the sliding ring is when rotating, produce periodic variation's appeal and repulsion force to permanent magnetism piece, then drive the lifter plate and reciprocate repeatedly, the worm that drives threaded connection with it rotates, then drive worm wheel and pivot and rotate, then drive the gyro wheel and make a round trip to roll on the power line, realize that annular casing slides outside the power line, and strike off adnexed snow on the power line through removing the snow board, moreover, the steam generator is simple in structure, the cost is lower, and the popularization is facilitated.

Preferably, be equipped with many honeycomb ducts on the lateral wall of annular casing, the lower extreme of honeycomb duct extends to the top setting of snow removing plate, the upper end of honeycomb duct extends to flabellum department and sets up, and when snow removing plate slided on the power line, with scraping off snow on the power line to snow removing plate surface, snow transported to flabellum department through the honeycomb duct, the flabellum rotates, under the effect of centrifugal force, gets rid of snow to all around, prevents that snow from lifting once more to adhere to on the power line, and snow removing effect is better.

Preferably, be equipped with the cavity in the snowboard, be equipped with heating coil in the cavity, the snowboard is made by the heat conduction material, can know according to the electromagnetic induction principle, and closed coil is when doing the motion of cutting magnetic induction line, produces induced-current in the coil, because of there being the electric current to pass through in the power line, then the power line forms magnetic field outward, when the snowboard drives heating coil and makes a round trip to slide on the power line, heating coil cutting magnetic induction line produces induced-current and produces the heat, to the heating of snowboard, melts the snow on the snowboard, has further promoted its snow removing effect.

Drawings

FIG. 1 is a schematic structural view of an embodiment 1 of a snow removing device for an overhead power line provided by the invention;

FIG. 2 is a schematic structural diagram of an embodiment 2 of the snow removing device for the overhead power line provided by the invention;

fig. 3 is a schematic structural diagram of an embodiment 3 of the snow removing device for the overhead power line provided by the invention.

In the figure, 1 annular shell, 2 slip rings, 3 fan blades, 4 lifting plates, 5 permanent magnets, 6 worms, 7 rotating shafts, 8 worm wheels, 9 rollers, 10 snow removing plates, 11 guide pipes, 12 cavities and 13 heating coils.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Example 1

As shown in figure 1, the snow removing device for the high-altitude power line comprises an annular shell 1 sleeved outside the power line, wherein a sliding ring 2 is rotatably connected outside the annular shell 1, the sliding ring 2 is composed of two magnetic semicircular rings which are connected end to end and have opposite magnetic properties, a plurality of fan blades 3 are circumferentially and equidistantly distributed on the outer side wall of the sliding ring 2, a lifting plate 4 which is horizontally arranged is slidably connected to the inner side wall of the annular shell 1, and a permanent magnet 5 is fixedly connected to the upper surface of the lifting plate 4.

In this embodiment, it is connected with worm 6 to rotate on the inside wall of annular casing 1, the first half of worm 6 is equipped with the screw thread, and the upper end of worm 6 run through lifter plate 4 and with lifter plate 4 threaded connection, it is connected with pivot 7 to rotate on the inside wall of annular casing 1, pivot 7 outer coaxial fixed has cup jointed worm wheel 8 and gyro wheel 9, worm wheel 8 is connected with worm 6 meshing, gyro wheel 9 and power line roll connection, the 9 overcoat of gyro wheel is equipped with the rubber antiskid circle, gyro wheel 9 and power line surface's frictional force has been increased, prevent that gyro wheel 9 from skidding when rolling, equal fixedly connected with removes snow board 10 on the lateral wall of annular casing 1 both sides.

The working principle of the invention is as follows: in the time of the snow weather, flabellum 3 blows down in wind-force, drive sliding ring 2 and rotate, because of sliding ring 2 comprises two end to end and the opposite magnetism semicircle ring of magnetism, then sliding ring 2 is when rotating, produce periodic variation's appeal and repulsion force to permanent magnetism piece 5, then drive lifter plate 4 and reciprocate repeatedly, it rotates to drive threaded connection's worm 6 with it, then drive worm wheel 8 and pivot 7 and rotate, then drive gyro wheel 9 and make a round trip to roll on the power line, realize that annular casing 1 slides outside the power line, and strike off adnexed snow on the power line through except that snow board 10, moreover, the steam generator is simple in structure, the cost is lower, and the facilitate promotion.

Example 2

As shown in fig. 2, the present embodiment is different from embodiment 1 in that: be equipped with many honeycomb ducts 11 on the lateral wall of annular casing 1, be located the honeycomb duct 11 of annular casing 1 upside, the lower extreme of honeycomb duct 11 extends to the top setting of snowboard 10, and the upper end of honeycomb duct 11 extends to flabellum 3 department and sets up. The guide pipe 11 is positioned on the lower side of the annular shell 1, the upper end of the guide pipe 11 extends to the position below the snow removing plate 10, and the lower end of the guide pipe 11 extends to the position of the fan blades 3.

In this embodiment, the upper end of honeycomb duct 11 extends to flabellum 3 department setting, and when snowboard 10 slided on the power line, with the snow on the power line strike off to snowboard 10 surface, snow transports to flabellum 3 department through honeycomb duct 11, and flabellum 3 rotates, under the effect of centrifugal force, gets rid of snow to all around, prevents that snow from lifting to adhere to the power line once more on, and snow removing effect is better.

Example 3

As shown in fig. 3, the present embodiment is different from embodiment 1 in that: a cavity 12 is arranged in the snow removing plate 10, a heating coil 13 is arranged in the cavity 12, and the snow removing plate 10 is made of heat conducting materials.

In this embodiment, according to the electromagnetic induction principle, when the closed coil is doing the motion of cutting magnetic induction line, induced-current produces in the coil, because of there being the electric current to pass through in the power line, then the power line forms magnetic field outward, and when snowboard 10 drove heating coil 13 and made a round trip to slide on the power line, heating coil 13 cut magnetic induction line and produced induced-current and produced the heat, and to snowboard 10 heating, can melt the snow on snowboard 10, further promoted its snow removing effect.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The snow removing device for the high-altitude power line comprises an annular shell (1) sleeved outside the power line, and is characterized in that a sliding ring (2) is rotatably connected outside the annular shell (1), the sliding ring (2) is composed of two magnetic semicircular rings which are connected end to end and have opposite magnetic properties, a plurality of fan blades (3) are circumferentially and equidistantly distributed on the outer side wall of the sliding ring (2), a lifting plate (4) which is horizontally arranged is connected on the inner side wall of the annular shell (1) in a sliding manner, a permanent magnet block (5) is fixedly connected to the upper surface of the lifting plate (4), a worm (6) is rotatably connected on the inner side wall of the annular shell (1), threads are arranged on the upper half part of the worm (6), the upper end of the worm (6) penetrates through the lifting plate (4) and is in threaded connection with the lifting plate (4), a rotating shaft (7) is rotatably connected on the inner side wall of the annular shell, the outer coaxial fixed cover of pivot (7) has connect worm wheel (8) and gyro wheel (9), worm wheel (8) are connected with worm (6) meshing, gyro wheel (9) and power line roll connection, equal fixedly connected with except that snowboard (10) on the lateral wall of annular casing (1) both sides.

2. The snow removing device for the high altitude power line according to claim 1, wherein a plurality of flow guide pipes (11) are arranged on the side wall of the annular shell (1), the flow guide pipes (11) are positioned on the upper side of the annular shell (1), the lower ends of the flow guide pipes (11) extend to the upper side of the snow removing plate (10) and are arranged, and the upper ends of the flow guide pipes (11) extend to the fan blades (3); the guide pipe (11) is positioned on the lower side of the annular shell (1), the upper end of the guide pipe (11) extends to the position below the snow removing plate (10), and the lower end of the guide pipe (11) extends to the position of the fan blade (3).

3. The snow removing device for the overhead power line of claim 1, wherein a cavity (12) is provided in the snow removing plate (10), a heating coil (13) is provided in the cavity (12), and the snow removing plate (10) is made of a heat conductive material.