1. The utility model provides a high-voltage line covers snow thickness monitoring early warning device which characterized in that: comprises a pair of main linking frames (1) arranged on an electric tower, wherein the left side and the right side of each main linking frame (1) are respectively provided with a control box (2) through an auxiliary linking frame (101) in a magnetic absorption and movable connection manner, a pair of sample wires (3) arranged in parallel with a high-voltage wire are arranged between the side walls of the control box (2) close to the bottom end, an electric push rod (4) is embedded and arranged on each main linking frame (1), the telescopic end of each electric push rod (4) is provided with a connecting rod (5), the other end of each connecting rod (5) is fixedly sleeved on the side wall of the middle part of each sample wire (3), a pair of control boxes (2) are respectively provided with a distance measuring cavity, a pair of electric guide rails (6) are respectively arranged in the distance measuring cavities, a pair of electric guide rails (6) are respectively provided with a laser receiver (7) and a laser emitter (8), and the, install still install the intelligent starting piece with electric putter (4) signal connection in the range finding intracavity in laser receiver (7), fixed mounting has the spacer on electric guide rail (6), intelligent starting piece hangs and connects on the spacer.

2. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 1, wherein: the controller is further installed on the inner side of the control box (2) and is electrically connected with the pair of electric guide rails (6).

3. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 2, wherein: laser receiver (7), laser emitter (8) are equipped with laser receiving point, laser emission point on the relative lateral wall respectively, the minimum laser emission line that laser emitter (8) sent is low early warning thickness of covering snow with the vertical distance on appearance line (3) top, and the thickness of covering snow is less than low early warning thickness of covering snow for safe thickness of covering snow.

4. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 3, wherein: the controller positioned on one side of the laser receiver (7) is also electrically connected with the intelligent starting piece and the electric push rod (4) respectively.

5. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 1, wherein: the intelligent starting part comprises an upper contact piece (9) and a lower contact piece (10) which are arranged up and down, the upper contact piece (9) is fixedly connected to the positioning piece, and the lower contact piece (10) is connected to the lower end of the positioning piece through a pair of compression springs.

6. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 5, wherein: when the lower contact piece (10) is in contact electrical connection with the upper contact piece (9), the covering thickness measured by the laser transmitter (8) and the laser receiver (7) reaches the high early warning snow covering thickness.

7. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 1, wherein: the rear end wall of the laser receiver (7) is provided with a contact rod positioned below the lower contact piece (10), and the bottom end of the lower contact piece (10) is coated with a flexible layer.

8. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 1, wherein: it is a pair of assist links up equal fixedly connected with guide post (11) on the relative lateral wall of frame (101), assist and link up frame (101) end and guide post (11) and form protruding type structure, protruding die cavity has been seted up to the inner endwall of control box (2), guide post (11) the inner is connected with protruding type intracavity wall through a plurality of extension spring.

9. The high-voltage wire snow-covered thickness monitoring and early warning device as claimed in claim 1, wherein: the auxiliary connecting frame (101) is close to the inside of one end of the control box (2) and is provided with a magnetic attraction column (1011), and the outer end wall of the control box (2) which is positioned in the convex cavity is embedded with a magnetic attraction block (201) which is arranged with the magnetic attraction column (1011) in a magnetic attraction manner.

10. The use method of the high-voltage wire snow-covered thickness monitoring and early warning device as claimed in any one of claims 1 to 9, is characterized in that: the method comprises the following steps:

s1, installing the early warning device on the top end of the electric tower, arranging a sample wire (3) connected between a pair of control boxes (2) in parallel with the high-voltage wire, wherein the diameter of the sample wire (3) is consistent with that of the high-voltage wire so as to meet the condition that the sample wire (3) is consistent with the snow-covered condition of the high-voltage wire;

s2, in an initial state, the laser receiver (7) and the laser emitter (8) are located at the bottommost part of the electric guide rail (6), and when snow covered on the sample line (3) cannot shield laser emitted by the laser emitter (8), the snow covering thickness is safe snow covering thickness;

s3, when the accumulated snow covering the sample line (3) blocks the laser emitted by the laser emitter (8), namely the laser receiver (7) cannot receive the laser emitted by the laser emitter (8), the snow covering thickness is low early warning snow covering thickness, and at the moment, the data are transmitted to a computer end through the controller to play an early warning role;

s4, when accumulated snow is accumulated continuously, the laser receiver (7) is driven to move in the vertical direction through the electric guide rail (6) so as to record the snow covering thickness, the snow covering thickness is the sum of the moving distance of the laser receiver (7) and the laser transmitter (8) and the low early warning snow covering thickness, and the snow covering thickness is sent in real time so as to know the snow covering condition;

s5, after the laser receiver (7) continuously moves upwards, the lower contact piece (10) is in contact with the upper contact piece (9) to be electrically connected, the measured thickness reaches the high early warning snow covering thickness at the moment, technicians are reminded to timely clear up, meanwhile, the sample wire (3) moves up and down through the electric push rod (4), snow on the sample wire (3) is shaken off, and therefore the process is repeated, the number of times that the sample wire (3) reaches the high early warning snow covering thickness in a certain period of time is conveniently monitored, and the snow covering impact degree of the high-voltage wire at the position is judged.

Background

The power supply interruption of the high-voltage wire caused by ice and snow disasters often happens in winter, large snow covers the high-voltage wire in winter, and the high-voltage wire is positioned on a high-altitude iron tower, and a plurality of iron towers are positioned in mountain areas, so that the traffic is inconvenient, and people can hardly know the snow covering condition of the high-voltage wire in time.

When the high-voltage wire is pressed by an excessively thick snow layer and cannot be found in time due to the fact that the high-voltage wire is subjected to ultrahigh pressure caused by long-time snow covering, corresponding measures are difficult to take in time, load of the wire is increased, the wire is easy to break, accidents such as wire damage and the like are caused to occur continuously, and huge damage is caused to the life of the country and people; meanwhile, although accumulated snow can not be accumulated after being covered and pressed by a certain thickness, continuous snowing still causes covering and pressing impact on the high-voltage wire, and the impact pressure of the covered snow on the high-voltage wire is difficult to judge for long-time snow covering.

Therefore, the monitoring and early warning device for the snow-covered thickness of the high-voltage wire is provided to effectively solve the problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a monitoring and early warning device for the snow-covered thickness of a high-voltage wire, which is characterized in that the early warning device is arranged at the top end of an electric tower, the snow-covered condition of the high-voltage wire in the same area is fed back by utilizing the snow-covered condition of a sample wire, and whether the snow-covered condition of the high-voltage wire can be smoothly transmitted and received is judged to determine the snow-covered thickness on the sample wire to be one of the safe snow-covered thickness, the low early warning snow-covered thickness and the high early warning snow-covered thickness, so that corresponding measures can be taken according to the snow-covered condition.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A high-voltage wire snow-covering thickness monitoring and early warning device comprises a pair of main linking frames arranged on an electric tower, wherein the left side and the right side of each main linking frame are respectively connected with a control box through an auxiliary linking frame magnetic absorption movable connection, a sample wire arranged in parallel with the high-voltage wire is arranged between the side walls of the pair of control boxes close to the bottom end, an electric push rod is embedded and arranged on each main linking frame, the telescopic end of each electric push rod is provided with a connecting rod, the other end of each connecting rod is fixedly sleeved on the side wall of the middle part of the sample wire, distance measuring cavities are respectively arranged in the pair of control boxes, electric guide rails are respectively arranged in the pair of distance measuring cavities, a laser receiver, a laser transmitter and a laser receiver are respectively arranged on the pair of electric guide rails, the laser emitter is located the sample line top, installs the intelligent starting piece that still installs in the range finding intracavity in the laser receiver and be connected with electric putter signal, and fixed mounting has the spacer on the electric guide rail, and intelligent starting piece suspension connects on the spacer.

Further, the controller is still installed to the control box inboard, controller and a pair of electronic guide rail electric connection, and controller intelligence operation laser receiver moves in the vertical direction on electronic guide rail.

Furthermore, the laser receiver and the laser emitter are respectively provided with a laser receiving point and a laser emitting point on the opposite side walls, the vertical distance between the lowest laser emitting line emitted by the laser emitter and the top end of the sample line is the low early warning snow covering thickness, and the safety snow covering thickness is the thickness of the snow covering which is lower than the low early warning snow covering thickness.

Furthermore, the controller positioned on one side of the laser receiver is also electrically connected with the intelligent starting piece and the electric push rod respectively.

Further, intelligence starting part is including last contact and the lower contact that sets up from top to bottom, goes up contact fixed connection on the spacer, and the lower contact is connected in the spacer lower extreme through a pair of compression spring.

Further, when the lower contact piece is electrically connected with the upper contact piece in a contact manner, the coverage thickness measured by the laser transmitter and the laser receiver reaches the high early warning snow-covered thickness.

Furthermore, a contact rod positioned below the lower contact piece is arranged on the rear end wall of the laser receiver, and the bottom end of the lower contact piece is coated with a flexible layer.

Further, a pair of auxiliary connecting frames are fixedly connected with guide columns on opposite side walls, the auxiliary connecting frames are in a convex structure with the tail ends of the guide columns, a convex cavity is formed in the inner end wall of the control box, and the inner ends of the guide columns are connected with the inner wall of the convex cavity through a plurality of extension springs.

Furthermore, the auxiliary linking frame is close to the inside magnetic attraction column arranged at one end of the control box, and the control box is embedded with a magnetic attraction block arranged with the magnetic attraction column in a magnetic attraction manner on the outer end wall of the convex cavity.

A use method of a high-voltage wire snow-covered thickness monitoring and early warning device comprises the following steps:

s1, installing the early warning device at the top end of the electric tower, wherein the number of the early warning device can be set according to actual needs to improve reference contrast, and the sample wires connected between the pair of control boxes are arranged in parallel with the high-voltage wires, and the diameter of the sample wires is consistent with that of the high-voltage wires so as to meet the condition that the sample wires are consistent with the snow-covered condition of the high-voltage wires;

s2, in an initial state, the laser receiver and the laser emitter are positioned at the bottommost part of the electric guide rail, and when the accumulated snow covering the sample line cannot cover the laser emitted by the laser emitter, the snow covering thickness is safe;

s3, when the accumulated snow covering the sample line blocks the laser emitted by the laser emitter, the laser receiver cannot receive the laser emitted by the laser emitter, the snow covering thickness is low early warning snow covering thickness, and at the moment, the data are transmitted to the computer end through the controller to play an early warning role;

s4, when the accumulated snow is accumulated continuously, the laser receiver is driven to move in the vertical direction through the electric guide rail so as to record the snow covering thickness, the snow covering thickness is the sum of the moving distance of the laser receiver and the laser transmitter and the low early warning snow covering thickness, and the snow covering thickness is sent in real time so as to know the snow covering condition;

s5, after the laser receiver continuously moves upwards, the lower contact piece is electrically connected with the upper contact piece in a contact mode, the measured thickness reaches the high early warning snow covering thickness to remind a technician to clean in time, meanwhile, the sample wire moves up and down through the electric push rod to shake off accumulated snow on the sample wire, and therefore the process is repeated, the number of times that the sample wire reaches the high early warning snow covering thickness in a certain period of time is monitored, and the snow covering impact degree of the high-voltage wire at the position is judged.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through installing early warning device in the electric tower top, utilize the snow cover condition of sample line to come the feedback in the snow cover condition of same regional high-voltage line, when the sample line coats with snow, utilize laser receiver, laser emitter's laser emission, receive, in order to realize laser rangefinder, it is the safe snow cover thickness to judge the snow thickness on the sample line, low early warning snow cover thickness, in high early warning snow cover thickness, in order to take corresponding measure according to the actual snow cover condition, when reaching high early warning snow cover thickness simultaneously, still utilize to trigger intelligent starting member and control electric putter and drive sample line up-and-down motion, in order to shake snow on the sample line and fall, with this is reciprocal, in order to monitor the number of times that the sample line reaches high early warning snow cover thickness in a certain period of time, thereby judge the snow cover impact degree that the high-voltage line of this department received.

(2) This scheme still installs the controller in the control box inboard, controller and a pair of electronic guide rail electric connection, controller intelligence operation laser receiver, laser emitter removes in the vertical direction of electronic guide rail, laser receiver, be equipped with laser receiving point on laser emitter's the relative lateral wall respectively, laser emission point, at laser receiver, the in-process that the vertical direction of laser emitter was adjusted, whether the utilization can successfully receive laser, come the measurement and cover snow thickness, and judge in view of the above and cover snow thickness rank.

(3) The intelligent starting piece in the scheme comprises an upper contact piece and a lower contact piece which are arranged up and down, the upper contact piece is fixedly connected to a positioning piece, the lower contact piece is connected to the lower end of the positioning piece through a pair of compression springs, when in an initial normal state, a contact rod on a laser receiver does not contact and press the lower contact piece, namely when the thickness of covered snow is within a safe and low early warning range, the lower contact piece does not contact with the upper contact piece, so that the telescopic motion of the electric push rod is not started, when the thickness of the covered snow is measured by the laser receiver, the height measured by the laser receiver reaches a high early warning range, namely the laser receiver moves upwards to press the lower contact piece, after the lower contact piece is contacted with the upper contact piece, the electric push rod is operated to be telescopic started up and down through a controller, so that a sample line shakes up and down to remove the accumulated snow on the sample line, so that the reciprocating high early warning snow covering times of the sample line within a certain period of time can be monitored, thereby judging the snow cover pressure impact property of the high-voltage wire at the position.

(4) The scheme is that the opposite side walls of a pair of auxiliary linking frames are fixedly connected with guide posts, the tail ends of the auxiliary linking frames and the guide posts form a convex structure, the inner end wall of a control box is provided with a convex cavity, the inner ends of the guide posts are connected with the inner wall of the convex cavity through a plurality of extension springs, a magnetic attraction post is arranged inside one end of the auxiliary linking frame close to the control box, a magnetic attraction block magnetically attracted with the magnetic attraction post is embedded on the outer end wall of the convex cavity of the control box, under the normal state, under the magnetic attraction influence of the magnetic attraction column and the magnetic attraction block and the elastic limit influence of the extension spring, the pair of control boxes are respectively positioned on the pair of auxiliary connecting frames to enable the sample line to be supported, when the sample wire moves up and down under the driving of the electric push rod, the pair of control boxes can move left and right moderately in the horizontal direction under the limit of the auxiliary connecting frame, so that the accumulated snow covering the end surface of the sample wire can be shaken off in the up-and-down movement process.

Drawings

FIG. 1 is a perspective view of the present invention mounted on an electric tower;

FIG. 2 is an enlarged view of a portion of the control box of FIG. 1;

FIG. 3 is a schematic structural view of the present invention;

FIG. 4 is a schematic front view of the present invention;

FIG. 5 is an internal view of the junction of the control box and the laser receiver of the present invention;

FIG. 6 is a schematic view of the structure of the present invention within the thickness of the safety cover;

FIG. 7 is a schematic view of the construction of the present invention when reaching a low pre-warning snow cover thickness;

FIG. 8 is a schematic structural view of the present invention when a high pre-warning snow cover thickness is achieved;

FIG. 9 is a schematic view of the snow cover thickness measurement performed when a high early warning snow cover thickness is achieved in accordance with the present invention;

FIG. 10 is a schematic diagram of up-and-down dithering of a prototype line after bidding and snow cover when a high pre-warning snow cover thickness is achieved according to the present invention;

FIG. 11 is a schematic view of the control box and the auxiliary engaging frame in FIG. 10 showing the displacement change;

fig. 12 is a perspective view showing the line after the bidding and snow cover is shaken up and down when the high warning snow cover thickness is reached.

The reference numbers in the figures illustrate:

1 main linking frame, 101 subsidiary linking frame, 1011 magnetism inhale post, 2 control box, 201 magnetism inhale piece, 3 appearance lines, 4 electric putter, 5 connecting rods, 6 electric guide rail, 7 laser receiver, 8 laser emitter, 9 go up contact, 10 lower contact, 11 guide posts.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

please refer to fig. 1-3, a high-voltage line covers snow thickness monitoring early warning device, including installing a pair of owner on the electric tower and linking up frame 1, the left and right sides that links up frame 1 for a pair of owner all links up swing joint through assisting and link up 101 magnetism and has control box 2, be equipped with sample line 3 with high-voltage line parallel arrangement between the lateral wall that a pair of control box 2 is close to the bottom, inlay on the owner links up frame 1 and establish and install electric putter 4, electric putter 4 stretches out and draws back the end and is equipped with connecting rod 5, 5 other end fixed cover of connecting rod are located on the middle part lateral wall of sample line 3, the range finding chamber has all been seted up in a pair of control box 2, electric rail 6 is all installed to a pair of range finding intracavity, install laser receiver 7 on a pair of electric rail 6 respectively, laser emitter 8, laser receiver 7, laser emitter 8 is located sample line 3 tops.

Referring to fig. 4-6, a controller is further installed inside the control box 2, the controller is electrically connected to the pair of electric guide rails 6, the controller intelligently operates the laser receiver 7 to move in the vertical direction on the electric guide rails 6, the laser receiver 7 and the laser emitter 8 are respectively provided with a laser receiving point and a laser emitting point on opposite side walls, a vertical distance between a lowest laser emitting line emitted by the laser emitter 8 and the top end of the sample line 3 is a low early warning snow-covered thickness, and the snow-covered thickness is a safe snow-covered thickness which is lower than the low early warning snow-covered thickness, when the snow-covered thickness is higher than the lowest laser emitting line, namely laser emitted by the laser emitter 8 in an initial state is not received by the laser receiver 7, it is indicated that the thickness reaches the low early warning snow-covered thickness, and in a subsequent continuous measurement process, a technician can take corresponding measures according to real-time measurement data.

Referring to fig. 5-12, an intelligent starting piece in signal connection with the electric push rod 4 is further installed in the ranging cavity in which the laser receiver 7 is installed, a positioning plate is fixedly installed on the electric guide rail 6, the intelligent starting piece is suspended on the positioning plate, a controller located at one side of the laser receiver 7 is also electrically connected with the intelligent starting piece and the electric push rod 4 respectively, the intelligent starting piece comprises an upper contact piece 9 and a lower contact piece 10 which are arranged up and down, the upper contact piece 9 is fixedly connected to the positioning plate, the lower contact piece 10 is connected to the lower end of the positioning plate through a pair of compression springs, the lower contact piece 10 is installed in a non-contact manner with the upper contact piece 9, a contact rod located below the lower contact piece 10 is arranged on the rear end wall of the laser receiver 7, the bottom end of the lower contact piece 10 is coated with a flexible layer, and when the lower contact piece 10 is electrically connected with the upper contact piece 9, the coverage thickness measured by the laser transmitter 8 and the laser receiver 7 is the thickness of reaching the high early warning snow cover.

When the laser receiver 7 does not move upwards under the drive of the electric guide rail 6, the contact rod on the laser receiver 7 does not contact and press the lower contact piece 10, namely, the snow covering thickness is in a safety and low early warning range, the lower contact piece 10 does not contact with the upper contact piece 9, so that the telescopic motion of the electric push rod 4 is not started, when the laser receiver 7 detects the snow covering thickness, the laser receiver 7 and the laser transmitter 8 synchronously move upwards, so that the snow covering thickness is judged by using whether laser emitted by the laser transmitter 8 can be received by the laser receiver 7 as a signal, when the height measured by the laser receiver 7 reaches a high early warning range, namely, the laser receiver 7 moves upwards to press the lower contact piece 10, after the lower contact piece 10 is contacted with the upper contact piece 9, the controller operates the electric push rod 4 to perform up-down telescopic starting, the control box 2 is matched with the electric push rod 4 to move left and right in the horizontal direction, thereby make appearance line 3 shake from top to bottom to get rid of the snow on the appearance line 3, so that the number of times that monitoring appearance line 3 reached high early warning snow cover thickness in a certain period of time, thereby judge that this regional snowing volume and the snow that this high-voltage line received cover and press the impact degree.

Referring to fig. 9-11, the opposite side walls of a pair of auxiliary linking frames 101 are fixedly connected with guide posts 11, the ends of the auxiliary linking frames 101 and the guide posts 11 form a convex structure, the inner end wall of the control box 2 is provided with a convex cavity, the inner ends of the guide posts 11 are connected with the inner wall of the convex cavity through a plurality of extension springs, the auxiliary linking frame 101 near one end of the control box 2 is internally provided with a magnetic attraction post 1011, the control box 2 is embedded with a magnetic attraction block 201 magnetically attracted with the magnetic attraction post 1011 on the outer end wall of the convex cavity, under the normal state, the magnetic attraction of the magnetic attraction post 1011 and the magnetic attraction block 201 and the elastic limit influence of the extension springs are absorbed, the pair of control boxes 2 are respectively positioned on the pair of auxiliary linking frames 101 enough to enable the sample wire 3 to be supported flat, when the sample wire 3 moves up and down under the driving of the electric push rod 4, at this time, the pair of control boxes 2 can move properly left and right in the horizontal direction under the limit of the auxiliary linking frames 101, thereby do benefit to appearance line 3 and shake off the snow that covers on its terminal surface in the up-and-down motion process, when electric putter 4 resumes initial condition, inhale magnetism of post 1011 and magnetism piece 201 and inhale and extension spring's the spacing influence of elasticity, control box 2 resumes initial installation state with supplementary linking frame 101.

A use method of a high-voltage wire snow-covered thickness monitoring and early warning device comprises the following steps:

s1, installing the early warning device at the top end of the electric tower, wherein the number of the early warning device can be set according to actual needs to improve reference contrast, arranging the sample wires 3 connected between the pair of control boxes 2 in parallel with the high-voltage wires, and enabling the diameter of the sample wires 3 to be consistent with that of the high-voltage wires so as to meet the condition that the sample wires 3 are consistent with the snow-covered conditions of the high-voltage wires;

s2, in an initial state, the laser receiver 7 and the laser emitter 8 are located at the bottommost part of the electric guide rail 6, and when the accumulated snow covering the sample line 3 cannot cover the laser emitted by the laser emitter 8, the snow covering thickness is safe;

s3, when the accumulated snow covering the sample line 3 blocks the laser emitted by the laser emitter 8, the laser receiver 7 cannot receive the laser emitted by the laser emitter 8, the snow covering thickness is low early warning snow covering thickness, and at the moment, the data are transmitted to a computer end through the controller to play an early warning role;

s4, when accumulated snow is accumulated continuously, the laser receiver 7 is driven to move in the vertical direction through the electric guide rail 6 so as to record the snow covering thickness, wherein the snow covering thickness is the sum of the moving distance of the laser receiver 7 and the laser transmitter 8 and the low early warning snow covering thickness;

s5, after the laser receiver 7 continuously moves upwards, the lower contact piece 10 is electrically connected with the upper contact piece 9 in a contact mode, the measured thickness reaches the high early warning snow covering thickness to remind a technician to clean in time, meanwhile, the sample wire 3 moves up and down through the electric push rod 4 to shake off snow on the sample wire 3, and therefore the process is repeated, the number of times that the sample wire 3 reaches the high early warning snow covering thickness in a certain period of time is conveniently monitored, and the snow covering impact degree of the high-voltage wire at the position is judged.

The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.