CN112509758B

CN112509758B - Bird-proof composite insulator

Info

Publication number: CN112509758B
Application number: CN202011320208.3A
Authority: CN
Inventors: 庞明远; 杨过; 宗强; 余皓; 张庆军; 方建英; 薛娜娜; 余春晖
Original assignee: Zhejiang Huabao Electric Power Technology Co ltd
Current assignee: Zhejiang Huabao Electric Power Technology Co ltd
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2022-04-12
Anticipated expiration: 2040-11-23
Also published as: CN112509758A

Abstract

The invention discloses an anti-bird composite insulator, which comprises a composite insulator body and a steel foot arranged at one end of the composite insulator body, wherein an insulating block is fixedly sleeved at the outer side of the steel foot, a switching bird repelling device for preventing birds from staying is arranged at the outer side of the insulating block and the steel foot, the switching bird repelling device is arranged at the outer side of the composite insulator body and is driven by wind power, and the mounting height of the composite insulator body is relatively arranged at the top of an iron tower, so that a hollow turntable with a plurality of fan blades connected normally rotates relative to the insulating block to realize the expelling effect on the birds, and in the absence of wind, a pressure sensor transmits a signal to a buzzer through a controller, the buzzer is started to sound to play a role in expelling the birds, simultaneously, the composite insulator body is not influenced to be used, and the bird is prevented from staying on the composite insulator body.

Description

Bird-proof composite insulator

Technical Field

The invention relates to the technical field of electrical equipment, in particular to an anti-bird composite insulator.

Background

The insulator is mainly used for telegraph poles in the early years, along with the development of science and technology, a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, and the insulators are used for increasing the creepage distance and are usually made of glass or ceramics, namely the insulators. The insulator plays two basic roles in overhead transmission lines, namely supporting the conductor and preventing current from flowing back to the ground, and the two roles must be ensured, the insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical load conditions, otherwise the insulator cannot play a great role, and the service life of the whole line are damaged.

At present, in the existing electric power construction operation, because an iron tower supporting an electric power line is high, birds are easy to attract to stay on the line in the air, especially the position provided with an insulator, because the area of the insulator is large, the staying frequency of birds is large, when the birds stay on the insulator, on one hand, the birds peck the insulator, and bird droppings are easy to remain on the insulator, the bird droppings have large resistance under a dry condition and do no harm to the insulation condition of the insulator, but the main components in the bird droppings contain substances such as silicon oxide, sulfur oxide, aluminum oxide, calcium oxide, phosphate, sylvite and the like, once being wetted, the conductivity is obviously improved, the insulation resistance of equipment is reduced, and simultaneously, the insulation coating on the surface of the insulator is easy to crack gradually, the hydrophobic performance is reduced, and simultaneously, the flashover fault of the insulator is easy to cause, therefore, the bird-proof composite insulator is provided.

The present invention provides an anti-bird composite insulator to solve the problems set forth in the above background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a prevent bird composite insulator, includes composite insulator body and installs the steel foot in composite insulator body one end, the fixed insulating block that has cup jointed in the steel foot outside, be equipped with the switching bird repellent device that prevents the bird and stop on the insulating block outside and the steel foot.

Preferably, the switching bird repelling device comprises a hollow rotary disc which is rotatably sleeved outside the insulating block through a bearing, and a plurality of fan blades are connected to the outer side of the hollow rotary disc at equal intervals;

the switching induction piece is arranged on the hollow rotary disc and the steel foot, the output end of the switching induction piece is connected with a buzzer, and the bird repelling device is switched through the switching induction piece, so that bird repelling effect on birds under windy and windless weather is achieved.

Preferably, the switching induction part comprises a moving sleeve which is sleeved outside the steel foot in a sliding manner, one side of the moving sleeve is provided with an induction connecting part for connecting the moving sleeve, and the outer side of the moving sleeve is fixedly connected with two connecting seats;

the connecting device comprises two connecting seats, wherein the connecting seats are hinged to each other through a pin shaft, one ends, far away from the connecting seats, of the connecting seats are hinged to positioning seats through pin shafts, moving blocks are fixedly connected to one sides of the positioning seats, two limiting grooves corresponding to the moving blocks are formed in the hollow rotary disc, one ends of the moving blocks are connected to the inside of the limiting grooves in a sliding mode, rolling parts which move stably with the limiting grooves are arranged on the moving blocks, and the moving blocks are provided with switching induction parts through the moving induction parts, so that the effect of switching between the hollow rotary disc and the buzzer is achieved.

Preferably, the response connecting piece establishes the buffer spring in the steel foot outside including the cover, buffer spring's one end and removal cover fixed connection, and buffer spring other end fixedly connected with elastic ring, the fixed cover of elastic ring connects in the steel foot outside, one side that buffer spring was kept away from to the elastic ring is equipped with the support ring, one side that the support ring is close to the elastic ring is equipped with pressure sensor, through the response connecting piece that is equipped with to play carries out driven effect to the cavity carousel when stall to bee calling organ.

Preferably, the rolling member includes two connecting grooves that are arranged at the moving block and are close to one side of the inner portion of the limiting groove, a roller is arranged in each connecting groove, the roller is connected with the limiting groove in a sliding mode, and the rolling member is arranged, so that friction between the moving block and the inner portion of the limiting groove is reduced, and the moving block can move conveniently.

Preferably, the moving block is T-shaped, and the limiting groove is adapted to the shape of the moving block, so that the moving block can perform a stable moving action in the limiting groove.

Preferably, the outside fixedly connected with plastics pole of cavity carousel one end is kept away from to the flabellum, fixedly connected with haulage rope on the plastics pole, a plurality of foam ball of fixedly connected with on the haulage rope, through the foam ball that is equipped with to the reinforcing is to the expulsion effect of bird.

Preferably, the plastic rod is L-shaped, thereby facilitating the function of connecting the traction rope.

Preferably, the insulating block is in the shape of a hollow circular ring, so that the hollow rotary table is stably supported.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the switching bird repelling device is arranged on the outer side of the composite insulator body, the switching bird repelling device is driven by wind power, and the installation height of the composite insulator body is relatively arranged at the top of an iron tower, so that the hollow rotary disc connected by a plurality of fan blades rotates relative to the insulating block under normal conditions, the effect of repelling birds is realized, and in windless weather conditions, the pressure sensor transmits a signal to the buzzer through the controller, the buzzer starts to sound, the effect of repelling birds is realized, the composite insulator body is not influenced to be used, the birds are prevented from staying on the composite insulator body, and the phenomenon of flashover of the composite insulator body is avoided.

Drawings

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

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a schematic view of the construction of the idle disk in the present invention;

FIG. 4 is a side view of the idler plate of the present invention;

FIG. 5 is a schematic view of a support ring structure according to the present invention;

FIG. 6 is a schematic side view of a support ring according to the present invention;

FIG. 7 is an enlarged view of area A of FIG. 6 according to the present invention.

In the figure: 1-a composite insulator body; 2-steel feet; 3-an insulating block; 4-switching the bird repelling device; 5-hollow rotary table; 6-fan blades; 7-switching the induction element; 8-a buzzer; 9-moving the sleeve; 10-an inductive connector; 11-a connecting seat; 12-a connecting rod; 13-positioning seat; 14-a moving block; 15-a limiting groove; 16-rolling elements; 17-a buffer spring; 18-an elastic ring; 19-a support ring; 20-a pressure sensor; 21-a connecting groove; 22-a roller; 23-a plastic rod; 24-a pull cord; 25-foam ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a prevent bird composite insulator, includes composite insulator body 1 and installs the steel foot 2 in 1 one end of composite insulator body, the fixed insulating block 3 that has cup jointed in 2 outsides of steel foot, insulating block 3 is the cavity annular shape, be equipped with the switching bird repellent device 4 that prevents the bird and stop on 3 outsides of insulating block and the steel foot 2.

The switching bird repelling device 4 comprises a hollow rotary table 5 which is sleeved on the outer side of an insulating block 3 in a rotating mode through a bearing, a plurality of fan blades 6 are connected to the outer side of the hollow rotary table 5 at equal intervals, the fan blades 6 are evenly distributed on the outer side of the hollow rotary table 5, a plastic rod 23 is fixedly connected to the outer side, far away from one end of the hollow rotary table 5, of each fan blade 6, the plastic rod 23 is L-shaped, a traction rope 24 is fixedly connected to each plastic rod 23, a plurality of foam balls 25 are fixedly connected to each traction rope 24, and the plastic rods 23 and the foam balls 25 are small in mass and therefore do not affect rotation of the fan blades 6;

meanwhile, when the fan rotates, the electric energy of the pressure sensor 20 and the buzzer 8 can be provided through the plasticizing machine and the generator, so that the buzzer 8 can be ensured to normally operate, a small solar cell panel can be arranged on the surface of the fan, the effect of providing the electric energy for the pressure sensor 20 and the buzzer 8 is achieved, and wind power generation and solar power supply are well known by people in the prior art and are not described in detail;

a switching induction piece 7 is arranged on the hollow rotary table 5 and the steel foot 2, the output end of the switching induction piece 7 is connected with a buzzer 8, the switching induction piece 7 comprises a moving sleeve 9 which is sleeved outside the steel foot 2 in a sliding manner, an induction connecting piece 10 for connecting the moving sleeve 9 is arranged on one side of the moving sleeve 9, and two connecting seats 11 are fixedly connected to the outer side of the moving sleeve 9;

the induction connecting piece 10 comprises a buffer spring 17 sleeved on the outer side of the steel foot 2, one end of the buffer spring 17 is fixedly connected with the movable sleeve 9, the other end of the buffer spring 17 is fixedly connected with an elastic ring 18, the elastic ring 18 is fixedly sleeved on the outer side of the steel foot 2, a support ring 19 is arranged on one side, away from the buffer spring 17, of the elastic ring 18, and a pressure sensor 20 is arranged on one side, close to the elastic ring 18, of the support ring 19;

all there is connecting rod 12 on two connecting seat 11 through the round pin axle is articulated, the one end that connecting rod 12 kept away from connecting seat 11 articulates through the round pin axle has positioning seat 13, one side fixedly connected with movable block 14 of positioning seat 13, be equipped with two spacing grooves 15 that correspond movable block 14 on the cavity carousel 5, movable block 14 is the T shape, and spacing groove 15 suits with movable block 14 shape, the one end sliding connection of movable block 14 is in spacing groove 15 inside, and is equipped with on the movable block 14 and carries out the rolling member 16 that steadily moves with spacing groove 15, rolling member 16 is including setting up at movable block 14 and being close to two spread grooves 21 of one side in the inside of spacing groove 15, the inside gyro wheel 22 that is equipped with of spread groove 21, gyro wheel 22 and spacing groove 15 sliding connection.

The working principle is as follows: when the composite insulator body 1 is used, the plurality of fan blades 6 are blown by external wind power, so that the hollow rotary disc 5 rotates around the outer side of the insulating block 3, the traction ropes 24 of the fan blades 6 enable the foam balls 25 to swing relatively under the action of centrifugal force of the fan blades 6 when the fan blades 6 rotate, the bird repelling effect is realized, meanwhile, when the hollow rotary disc 5 rotates, the two moving blocks 14 generate centrifugal force along with the rotation of the hollow rotary disc 5 and respectively move towards the outer side direction of the hollow rotary disc 5 along the limiting grooves 15, when the moving blocks move, the connecting rod 12 drives the moving sleeve 9 to move along the direction of the buffer spring 17 on the outer side of the steel foot 2, so that the buffer spring 17 is extruded, the buffer spring 17 generates reverse elastic acting force, the pressure sensor 20 on the supporting ring 19 is further extruded, and the pressure sensor 20 is closed through the controller control buzzer 8, when the fan is not rotated, the reverse elastic force acting force of the buffer spring 17 detected by the pressure sensor 20 is smaller than the set range, namely the buzzer 8 is driven to operate by the controller, so that the bird can be driven under the windless condition.

In the present application, the buzzer 8 is preferably of type HY12G-07, the pressure sensor 2 is preferably of type EVT-14R, the circuit operates as a conventional circuit, and the circuits and control involved in the present invention are prior art and will not be described herein in any greater detail.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an anti-bird composite insulator, includes composite insulator body (1) and installs steel foot (2) in composite insulator body (1) one end, its characterized in that: the outer side of the steel foot (2) is fixedly sleeved with an insulating block (3), the outer side of the insulating block (3) and the steel foot (2) are provided with switching bird repelling devices (4) for preventing birds from staying, each switching bird repelling device (4) comprises a hollow rotary table (5) which is rotatably sleeved on the outer side of the insulating block (3) through a bearing, and the outer side of the hollow rotary table (5) is connected with a plurality of fan blades (6) at equal intervals; a switching induction piece (7) is arranged on the hollow rotary table (5) and the steel foot (2), the output end of the switching induction piece (7) is connected with a buzzer (8), the switching induction piece (7) comprises a moving sleeve (9) which is sleeved on the outer side of the steel foot (2) in a sliding manner, one side of the moving sleeve (9) is provided with an induction connecting piece (10) for connecting the moving sleeve, and the outer side of the moving sleeve (9) is fixedly connected with two connecting seats (11); all there are connecting rod (12) on two connecting seat (11) through round pin axle articulated, the one end that connecting rod (12) kept away from connecting seat (11) articulates through the round pin axle has positioning seat (13), one side fixedly connected with movable block (14) of positioning seat (13), be equipped with spacing groove (15) of two corresponding movable blocks (14) on cavity carousel (5), the one end sliding connection of movable block (14) is inside spacing groove (15), and is equipped with on movable block (14) and carries out the rolling member (16) that steadily removed with spacing groove (15).

2. The anti-bird composite insulator according to claim 1, wherein: response connecting piece (10) establish buffer spring (17) in the steel foot (2) outside including the cover, the one end and the removal cover (9) fixed connection of buffer spring (17), and buffer spring (17) other end fixedly connected with elastic ring (18), elastic ring (18) are fixed to be cup jointed in the steel foot (2) outside, one side that buffer spring (17) were kept away from in elastic ring (18) is equipped with support ring (19), one side that support ring (19) are close to elastic ring (18) is equipped with pressure sensor (20).

3. The anti-bird composite insulator according to claim 2, wherein: the rolling part (16) comprises two connecting grooves (21) which are arranged on the moving block (14) and close to one side of the inner portion of the limiting groove (15), a roller (22) is arranged in each connecting groove (21), and the roller (22) is connected with the limiting groove (15) in a sliding mode.

4. The anti-bird composite insulator according to claim 3, wherein: the moving block (14) is T-shaped, and the limiting groove (15) is matched with the moving block (14) in shape.

5. The anti-bird composite insulator according to claim 4, wherein: the fan blade is characterized in that a plastic rod (23) is fixedly connected to the outer side, away from one end of the hollow rotary table (5), of the fan blade (6), a traction rope (24) is fixedly connected to the plastic rod (23), and a plurality of foam balls (25) are fixedly connected to the traction rope (24).

6. The anti-bird composite insulator according to claim 5, wherein: the plastic rod (23) is L-shaped.

7. The anti-bird composite insulator according to claim 1, wherein: the insulating block (3) is in a hollow circular ring shape.