CN112751303A

CN112751303A - Prevent transmission of electricity equipment of snow

Info

Publication number: CN112751303A
Application number: CN202011552043.2A
Authority: CN
Inventors: 张子辉
Original assignee: Nanjing Weiritong Electronic Technology Co ltd
Current assignee: Nanjing Weiritong Electronic Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-05-04

Abstract

The invention relates to an anti-snow power transmission device, which comprises a main body, a support box, two wiring devices, a snow removing mechanism and two fixing mechanisms, wherein each fixing mechanism comprises two fixing components, each fixing component comprises a fixing box, a fixing plate, an air bag, a pulling plate, a connecting pipe, two connecting rods and two first springs, each snow removing mechanism comprises a heating rod, an inflating component, a vibrating component and two driving components, the anti-snow power transmission device realizes the function of clamping a cable through the fixing mechanisms, reduces the probability of separating the cable from a wiring terminal, improves the stability of the cable from the wiring terminal when being connected and avoids the influence on the power transmission work, realizes the snow removing function through the snow removing mechanism, ensures that the accumulated snow does not cover the wiring terminal, does not influence the connection of the cable and the wiring terminal, and does not influence the power transmission work, the reliability of the device is improved.

Description

Prevent transmission of electricity equipment of snow

Technical Field

The invention relates to the field of power transmission equipment, in particular to power transmission equipment for preventing accumulated snow.

Background

The utility pole is just a pole for erecting electric wires as the name implies, appears in each rural area-field-road-street, and is one of the important infrastructures in the early China.

When current wire pole was used winter, the junction of terminal and cable was covered by snow easily, thereby accelerate the corrosion rate of terminal and cable easily, thereby increase the probability that terminal and cable damaged easily, moreover, current wire pole is when using, the cable is direct with terminal connection, owing to there is not effectual fixed measure, lead to after long-time the use, the cable separates with the terminal easily, thereby influence being connected of cable and terminal, thereby cause the influence to transmission of electricity work, the reliability of current wire pole has been reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the snow accumulation preventing power transmission equipment is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: the snow-accumulation-preventing power transmission equipment comprises a main body, a supporting box and two wiring devices, wherein the supporting box is fixed on one side of the main body, the two wiring devices are respectively arranged on two sides above the supporting box, each wiring device comprises a wiring terminal and a cable, the wiring terminals are vertically fixed above the supporting box, the cables are wound on the wiring terminals, the cables are connected with the wiring terminals, a PLC (programmable logic controller) is arranged inside the supporting box, the snow-accumulation-preventing power transmission equipment further comprises a snow-accumulation mechanism and two fixing mechanisms, the snow-accumulation mechanism is arranged inside the supporting box, the fixing mechanisms are arranged above the supporting box, the fixing mechanisms correspond to the wiring terminals one to one, and the snow-accumulation mechanism is connected with the fixing mechanisms;

the fixing mechanism comprises two fixing assemblies, the two fixing assemblies are symmetrically arranged relative to the axis of the binding post, and the fixing assemblies are connected with the snow removing mechanism;

the fixing assembly comprises a fixing box, a fixing plate, an air bag, a pulling plate, a connecting pipe, two connecting rods and two first springs, the fixing box is fixed above the supporting box, one side of the fixing box, which is close to the binding post, is provided with an opening, the opening is matched with the fixing plate, one side of the fixing plate is abutted against the cable, two sides of the air bag are fixedly connected with the other side of the fixing plate and the inner wall of one side of the fixing box, which is far away from the opening, respectively, one side of the fixing box, which is far away from the opening, is provided with two round holes, the round holes are in one-to-one correspondence with the connecting rods, the connecting rods are in one-to-one correspondence with the first springs, one end of each connecting rod is fixedly connected with one side of the fixing plate, which is far away from the cable, the other end of each connecting rod penetrates through the round holes to be, a small hole is formed above the fixing box, one end of the connecting pipe is communicated with the upper part of the air bag, the other end of the connecting pipe penetrates through the small hole to be connected with the snow removing mechanism, and the periphery of the connecting pipe is fixedly connected with the inner wall of the small hole;

the snow removing mechanism comprises a heating rod, an inflating assembly, a vibrating assembly and two driving assemblies, the heating rod is fixed at the bottom in the supporting box, the two driving assemblies are respectively arranged at two sides in the supporting box, the vibrating assembly is arranged between the two driving assemblies, the driving assemblies are connected with the vibrating assembly, the inflating assembly is arranged at the top in the supporting box, and the inflating assembly is connected with one end, far away from the air bag, of the connecting pipe;

the inflation assembly comprises an inflator, a branch pipe, two fixed pipes and two moving units, the inflator is fixed at the top in the support box, one end of the branch pipe is communicated with the center of the inflator, a perforation is arranged above the support box, the other end of the branch pipe penetrates through the one end of the perforation and the fixed pipes, the fixed pipes are in one-to-one correspondence with the fixed mechanisms, one end of the connecting pipe, which is far away from the airbag, is communicated with the fixed pipes, the periphery of the branch pipe is fixedly connected with the inner wall of the perforation, the two moving units are respectively arranged at two sides in the inflator, the moving units are in one-to-one correspondence with the driving assembly, each moving unit comprises a moving plate and a moving rod, the moving plate is arranged inside the inflator, the moving plate is matched with the inflator, the periphery of the moving plate is connected with the inner wall of the inflator in a sealing and sliding manner, the movable rod is L-shaped, one end of the movable rod is fixedly connected with one side, close to the through hole, of the movable plate, and the other end of the movable rod penetrates through the through hole and is connected with the driving assembly;

the driving assembly comprises a driving box, a driving pipe, a driving plate, a driving rod, a first bearing, a ball screw bearing, a limiting block, a second spring and a screw rod, wherein the driving box and the first bearing are fixed on the inner wall of the supporting box, the driving box is arranged below the first bearing, one end of the driving pipe is communicated with one side, close to the heating rod, of the driving box, the limiting block is fixed on the inner wall of the other end of the driving pipe, the driving plate is arranged inside the driving pipe, the driving plate is matched with the driving pipe, the driving plate is connected with the inner wall of the driving pipe in a sealing and sliding manner, a through hole is formed in the limiting block, one end of the driving rod is fixedly connected with one side, close to the through hole, of the driving plate, the driving rod is U-shaped, the other end of the driving rod penetrates through the through hole to be fixedly connected with, the driving rod is connected with the limiting block in a sliding mode, two ends of the second spring are connected with the driving plate and the limiting block respectively, one end of the screw rod is fixedly connected with an inner ring of the first bearing, the other end of the screw rod is connected with the vibration assembly, the ball screw bearing is sleeved on the screw rod, a thread matched with the screw rod is arranged at the connecting part of the ball screw bearing and the screw rod, and one end, far away from the moving plate, of the moving rod is fixedly connected with an outer ring of the ball screw bearing;

the vibrations subassembly includes pivot and a plurality of elastic rod, the both ends of pivot respectively with the one end fixed connection who keeps away from first bearing of two lead screws, pivot and the coaxial setting of lead screw, the one end of elastic rod uses the axis of pivot to fix in the periphery of pivot as central spiral circumference, distance between the other end of elastic rod and the axis of pivot is greater than the below of inflator and the distance between the axis of pivot.

Preferably, in order to prevent dust in the support case from entering the inside of the cylinder, the moving unit further includes a sealing ring, an outer circumference of the sealing ring is fixedly connected with an inner wall of the through hole, and an inner ring of the sealing ring abuts against an outer circumference of the moving rod.

Preferably, in order to improve sealability, the inner wall of the cylinder is coated with sealing grease.

Preferably, the screw is coated with grease in order to make the ball screw bearing move smoothly.

Preferably, in order to increase the friction force, the side of the fixing plate close to the cable is provided with an anti-slip pattern.

Preferably, in order to prevent damage to the elastic rod, a mirror surface is formed below the cylinder.

Preferably, the through-hole has a square cross-sectional shape in order to restrict the moving direction of the driving rod.

Preferably, in order to prevent the main body from being corroded, the outer circumference of the main body is coated with an anti-corrosion zinc coating.

Preferably, in order to improve the heat conduction effect, the inner wall of the supporting box is coated with heat conduction silica gel.

Preferably, the fixing plate is made of an insulating material for the purpose of insulation.

The snow-proof power transmission equipment has the advantages that the snow-proof power transmission equipment realizes the function of clamping the cable through the fixing mechanism, reduces the probability of separating the cable from the binding post, thereby improving the stability of the cable when the cable is connected with the binding post and avoiding influencing the power transmission work, compared with the prior fixing mechanism, the fixing mechanism and the snow-proof mechanism are integrated into a linkage mechanism, the clamping force of the cable can be improved when snow is removed, the cable is prevented from separating from the binding post when snow is removed, thereby improving the reliability of the equipment, the snow-proof function is realized through the snow-proof mechanism, the snow can not cover the binding post, thereby the connection of the cable and the binding post can not be influenced, the power transmission work can not be influenced, the reliability of the equipment is improved, compared with the prior snow-proof mechanism, the snow-proof mechanism can also shake the cable to remove snow, the speed can be accelerated, promote the snow removing effect, can also shake off the snow of adhesion on the cable to avoid gathering too much snow on the cable and surpassing the bearing burden of main part, avoid causing collapsing of main part, thereby improved the stability of main part.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the structure of a snow cover prevention power transmission apparatus of the present invention;

fig. 2 is a schematic structural view of a fixing mechanism of the snow accumulation preventing power transmission apparatus of the present invention;

fig. 3 is a schematic view of the structure of the drive assembly of the snow protecting electric power transmission apparatus of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1;

in the figure: 1. the automatic air-conditioning device comprises a main body, 2 parts of a support box, 3 parts of a binding post, 4 parts of a cable, 5 parts of a fixing box, 6 parts of an air bag, 7 parts of a fixing plate, 8 parts of a pulling plate, 9 parts of a connecting rod, 10 parts of a first spring, 11 parts of a connecting pipe, 12 parts of a heating rod, 13 parts of a driving box, 14 parts of a driving pipe, 15 parts of a limiting block, 16 parts of a driving plate, 17 parts of a driving rod, 18 parts of a second spring, 19 parts of a ball screw bearing, 20 parts of a screw rod, 21 parts of a rotating shaft, 22 parts of an elastic rod, 23 parts of a moving rod, 24 parts of a sealing ring, 25 parts of a moving.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, an anti-snow power transmission apparatus includes a main body 1, a support box 2 and two wiring devices, the support box 2 is fixed on one side of the main body 1, the two wiring devices are respectively arranged on two sides above the support box 2, the wiring devices include a wiring terminal 3 and a cable 4, the wiring terminal 3 is vertically fixed above the support box 2, the cable 4 is wound on the wiring terminal 3, the cable 4 is connected with the wiring terminal 3, a PLC is arranged inside the support box 2, the snow removing apparatus further includes a snow removing mechanism and two fixing mechanisms, the snow removing mechanism is arranged inside the support box 2, the fixing mechanisms are arranged above the support box 2, the fixing mechanisms are in one-to-one correspondence with the wiring terminals 3, and the snow removing mechanism is connected with the fixing mechanisms;

PLCs, i.e., programmable logic controllers, are generally used for the processing of data and the receipt and output of instructions for central control.

This prevent transmission of electricity equipment of snow passes through fixed establishment, the function of centre gripping cable 4 has been realized, the probability of cable 4 and terminal 3 separation has been reduced, thereby stability when having improved cable 4 and terminal 3 and being connected, avoid causing the influence to transmission of electricity work, through snow removing mechanism, the function of snow removal has been realized, make snow can not cover on terminal 3, thereby can not cause the influence to being connected of cable 4 and terminal 3, thereby can not influence transmission of electricity work, the reliability of equipment has been improved.

As shown in fig. 2, the fixing mechanism comprises two fixing assemblies, the two fixing assemblies are symmetrically arranged about the axis of the terminal 3, and the fixing assemblies are connected with the snow removing mechanism;

the fixing component comprises a fixing box 5, a fixing plate 7, an air bag 6, a pulling plate 8, a connecting pipe 11, two connecting rods 9 and two first springs 10, the fixing box 5 is fixed above the supporting box 2, one side of the fixing box 5, which is close to the binding post 3, is provided with an opening, the opening is matched with the fixing plate 7, one side of the fixing plate 7 is abutted against the cable 4, two sides of the air bag 6 are fixedly connected with the other side of the fixing plate 7 and the inner wall of one side of the fixing box 5, which is far away from the opening, two round holes are arranged on one side of the fixing box 5, which is far away from the opening, the round holes are in one-to-one correspondence with the connecting rods 9, the connecting rods 9 are in one-to-one correspondence with the first springs 10, one end of the connecting rod 9 is fixedly connected with one side of the fixing plate 7, which is far away from the cable 4, the other end of the connecting rod 9 penetrates through the round holes, the first spring 10 is in a compressed state, a small hole is formed above the fixed box 5, one end of the connecting pipe 11 is communicated with the upper part of the air bag 6, the other end of the connecting pipe 11 penetrates through the small hole to be connected with the snow removing mechanism, and the periphery of the connecting pipe 11 is fixedly connected with the inner wall of the small hole;

when needs wiring, artificial drive arm-tie 8 is to the direction removal of keeping away from fixed box 5, make fixed plate 7 remove to the direction of keeping away from terminal 3, compression gasbag 6 and first spring 10, twine cable 4 on terminal 3 again, make cable 4 be connected with terminal 3, pull-tie 8 is reopened, under the effect of the restoring force of first spring 10, make fixed plate 7 remove to the direction that is close to terminal 3, make fixed plate 7 support with cable 4 and lean on, thereby the function to cable 4 centre gripping has been realized, the probability of cable 4 and terminal 3 separation has been reduced, thereby stability when cable 4 is connected with terminal 3 has been improved, avoid causing the influence to transmission of electricity work, thereby the practicality of equipment has been improved.

As shown in fig. 1 and 3, the snow removing mechanism includes a heating rod 12, an inflation assembly, a vibration assembly and two driving assemblies, the heating rod 12 is fixed at the bottom in the supporting box 2, the two driving assemblies are respectively arranged at two sides in the supporting box 2, the vibration assembly is arranged between the two driving assemblies, the driving assemblies are connected with the vibration assembly, the inflation assembly is arranged at the top in the supporting box 2, and the inflation assembly is connected with one end of the connecting pipe 11 far away from the airbag 6;

the inflation assembly comprises an air cylinder 26, a branch pipe 27, two fixed pipes 28 and two moving units, the air cylinder 26 is fixed at the top in the support box 2, one end of the branch pipe 27 is communicated with the center of the air cylinder 26, a perforation is arranged above the support box 2, the other end of the branch pipe 27 passes through the perforation and is communicated with one end of the fixed pipe 28, the fixed pipe 28 is in one-to-one correspondence with a fixed mechanism, one end of the connecting pipe 11, far away from the air bag 6, is communicated with the fixed pipe 28, the periphery of the branch pipe 27 is fixedly connected with the inner wall of the perforation, the two moving units are respectively arranged at two sides in the air cylinder 26, the moving units are in one-to-one correspondence with the driving assembly, each moving unit comprises a moving plate 25 and a moving rod 23, the moving plate 25 is arranged in the air cylinder 26, the moving plate 25 is matched with the air cylinder 26, the, through holes are formed in the two sides of the air cylinder 26, the moving rods 23 correspond to the through holes one by one, the moving rods 23 are L-shaped, one end of each moving rod 23 is fixedly connected with one side, close to the through hole, of the moving plate 25, and the other end of each moving rod 23 penetrates through the through hole to be connected with the driving assembly;

the driving assembly comprises a driving box 13, a driving pipe 14, a driving plate 16, a driving rod 17, a first bearing, a ball screw bearing 19, a limiting block 15, a second spring 18 and a screw rod 20, wherein the driving box 13 and the first bearing are fixed on the inner wall of the supporting box 2, the driving box 13 is arranged below the first bearing, one end of the driving pipe 14 is communicated with one side, close to the heating rod 12, of the driving box 13, the limiting block 15 is fixed on the inner wall of the other end of the driving pipe 14, the driving plate 16 is arranged inside the driving pipe 14, the driving plate 16 is matched with the driving pipe 14, the driving plate 16 is connected with the inner wall of the driving pipe 14 in a sealing and sliding manner, a through hole is formed in the limiting block 15, one end of the driving rod 17 is fixedly connected with one side, close to the through hole, of the driving rod 17 is U-shaped, and the other end of the driving rod 17 passes through the through hole and is fixedly connected, the driving rod 17 is matched with the through hole, the driving rod 17 is slidably connected with the limiting block 15, two ends of the second spring 18 are respectively connected with the driving plate 16 and the limiting block 15, one end of the screw rod 20 is fixedly connected with an inner ring of the first bearing, the other end of the screw rod 20 is connected with the vibration assembly, the ball screw bearing 19 is sleeved on the screw rod 20, a connecting part of the ball screw bearing 19 and the screw rod 20 is provided with a thread matched with the screw rod 20, and one end of the moving rod 23, far away from the moving plate 25, is fixedly connected with an outer ring of the ball screw bearing 19;

the vibrations subassembly includes pivot 21 and a plurality of elastic rod 22, the both ends of pivot 21 respectively with two lead screws 20 keep away from the one end fixed connection of first bearing, pivot 21 and the coaxial setting of lead screw 20, the one end of elastic rod 22 uses the axis of pivot 21 to fix in the periphery of pivot 21 as central spiral circumference, the distance between the other end of elastic rod 22 and the axis of pivot 21 is greater than the distance between the below of inflator 26 and the axis of pivot 21.

When snow removal is performed, the heating rod 12 is controlled to be started, heating operation is performed on the inside of the supporting box 2, so that the temperature of the supporting box 2 rises, snow above the supporting box 2 is heated, the melting speed of the snow is increased, the snow cannot cover the supporting box 2, the connection between the cable 4 and the terminal 3 cannot be affected, the power transmission operation cannot be affected, and the reliability of the equipment is improved, actually, gas with a large thermal expansion coefficient is arranged in the driving box 13, after the temperature in the supporting box 2 rises, the gas in the driving box 13 expands, the driving plate 16 is driven to move towards the direction close to the driving block, the second spring 18 is compressed, the ball screw bearing 19 is driven to move along the screw rod 20 through the driving rod 17, the screw rod 20 is driven to rotate, the rotating shaft 21 is driven to rotate, the air cylinder 26 is continuously knocked through the elastic rod 22, the phenomenon of vibration of the air cylinder 26 occurs, so that the support box 2 vibrates, the phenomenon of vibration also occurs on the cable 4 connected with the binding post 3 above the support box 2, snow adhered on the cable 4 can be shaken off, the phenomenon that too much snow is accumulated on the cable 4 to exceed the bearing load of the main body 1 and cause the collapse of the main body 1 is avoided, and therefore, the stability of the main body 1 is improved, when the ball screw bearing 19 moves towards the direction close to the rotating shaft 21, the two moving plates 25 move towards the mutually close direction through the moving rod 23, so that the air in the air cylinder 26 is led into the fixed tube 28 through the branch tube 27 and then led into the air bag 6 through the connecting tube 11, the air bag 6 is expanded, so that a force towards the direction close to the cable 4 is applied to the fixed plate 7, the clamping force of the fixed plate 7 to the cable 4 is improved, and the phenomenon that the cable 4 is separated from the binding post 3 when vibrating is avoided, thereby improving the stability of the cable 4 when being connected with the binding post 3 and improving the reliability of the equipment.

As shown in fig. 4, the moving unit further includes a sealing ring 24, an outer circumference of the sealing ring 24 is fixedly connected with an inner wall of the through hole, and an inner ring of the sealing ring 24 abuts against an outer circumference of the moving rod 23.

By providing the seal ring 24, the gap between the through hole and the moving rod 23 is reduced, so that dust in the support case 2 does not enter the inside of the cylinder 26, thereby not affecting the movement of the moving plate 25, and improving the fluency when the moving plate 25 moves.

Preferably, the inner wall of the cylinder 26 is coated with a sealing grease for improving sealability.

By applying the sealing grease to the inner wall of the cylinder 26, the gap between the outer circumference of the moving plate 25 and the inner wall of the cylinder 26 can be reduced, thereby preventing the occurrence of air leakage and the influence on the inflation work, and improving the reliability of the apparatus.

Preferably, in order to make the ball screw bearing 19 move smoothly, the screw rod 20 is coated with grease, so that the friction between the screw rod 20 and the ball screw bearing 19 is reduced, and the ball screw bearing 19 moves more smoothly along the screw rod 20.

Preferably, in order to increase the friction force, the fixing plate 7 is provided with an anti-slip thread on the side close to the cable 4.

Through setting up anti-skidding line, increased fixed plate 7 and cable 4 and supported the frictional force when leaning on for 7 centre gripping cables 4 of fixed plate are more stable.

Preferably, the lower side of the cylinder 26 is a mirror surface in order to prevent damage to the elastic rod 22.

By providing the mirror surface below the cylinder 26, the friction force when the elastic rod 22 strikes the cylinder 26 is reduced, thereby reducing the degree of wear of the elastic rod 22, reducing the chance of damage to the elastic rod 22, and prolonging the life of the elastic rod 22.

Preferably, the cross-sectional shape of the through-hole is square in order to restrict the moving direction of the driving lever 17.

Through setting the through hole to the quad slit for actuating lever 17 can not take place to rotate when moving along the through hole, thereby has restricted actuating lever 17's moving direction, thereby has restricted ball bearing 19's moving direction, makes ball bearing 19 can not take place to rotate when moving along lead screw 20, thereby has improved the stability when ball bearing 19 removes.

Preferably, in order to prevent the main body 1 from being corroded, the outer circumference of the main body 1 is coated with an anti-corrosion zinc coating.

Preferably, in order to improve the heat conduction effect, the inner wall of the supporting box 2 is coated with heat conduction silica gel.

Preferably, the fixing plate 7 is made of an insulating material for the purpose of insulation.

When needs wiring, artificial drive arm-tie 8 is to the direction removal of keeping away from fixed box 5, make fixed plate 7 remove to the direction of keeping away from terminal 3, compression gasbag 6 and first spring 10, twine cable 4 on terminal 3 again, make cable 4 be connected with terminal 3, pull-tie 8 is reopened, under the effect of the restoring force of first spring 10, make fixed plate 7 remove to the direction that is close to terminal 3, make fixed plate 7 support with cable 4 and lean on, thereby the function to cable 4 centre gripping has been realized, the probability of cable 4 and terminal 3 separation has been reduced, thereby stability when cable 4 is connected with terminal 3 has been improved, avoid causing the influence to transmission of electricity work, thereby the practicality of equipment has been improved. When snow removal is performed, the heating rod 12 is controlled to be started, heating operation is performed on the inside of the supporting box 2, so that the temperature of the supporting box 2 rises, snow above the supporting box 2 is heated, the melting speed of the snow is increased, the snow cannot cover the supporting box 2, the connection between the cable 4 and the terminal 3 cannot be affected, the power transmission operation cannot be affected, and the reliability of the equipment is improved, actually, gas with a large thermal expansion coefficient is arranged in the driving box 13, after the temperature in the supporting box 2 rises, the gas in the driving box 13 expands, the driving plate 16 is driven to move towards the direction close to the driving block, the second spring 18 is compressed, the ball screw bearing 19 is driven to move along the screw rod 20 through the driving rod 17, the screw rod 20 is driven to rotate, the rotating shaft 21 is driven to rotate, the air cylinder 26 is continuously knocked through the elastic rod 22, the phenomenon of vibration of the air cylinder 26 occurs, so that the support box 2 vibrates, the phenomenon of vibration also occurs on the cable 4 connected with the binding post 3 above the support box 2, snow adhered on the cable 4 can be shaken off, the phenomenon that too much snow is accumulated on the cable 4 to exceed the bearing load of the main body 1 and cause the collapse of the main body 1 is avoided, and therefore, the stability of the main body 1 is improved, when the ball screw bearing 19 moves towards the direction close to the rotating shaft 21, the two moving plates 25 move towards the mutually close direction through the moving rod 23, so that the air in the air cylinder 26 is led into the fixed tube 28 through the branch tube 27 and then led into the air bag 6 through the connecting tube 11, the air bag 6 is expanded, so that a force towards the direction close to the cable 4 is applied to the fixed plate 7, the clamping force of the fixed plate 7 to the cable 4 is improved, and the phenomenon that the cable 4 is separated from the binding post 3 when vibrating is avoided, thereby improving the stability of the cable 4 when being connected with the binding post 3 and improving the reliability of the equipment.

Compared with the prior art, the snow-proof power transmission equipment realizes the function of clamping the cable 4 through the fixing mechanism, reduces the probability of separating the cable 4 from the binding post 3, thereby improving the stability of connecting the cable 4 with the binding post 3 and avoiding influencing the power transmission work, compared with the prior fixing mechanism, the fixing mechanism and the snow-removing mechanism are an integrated linkage mechanism, can improve the clamping force on the cable 4 during snow removing, avoid separating the cable 4 from the binding post 3 during snow removing, thereby improving the reliability of the equipment, realize the function of snow removing through the snow-removing mechanism, ensure that the snow can not cover on the binding post 3, thereby not influencing the connection of the cable 4 and the binding post 3, thereby not influencing the power transmission work, improving the reliability of the equipment, compared with the prior snow-removing mechanism, the snow-removing mechanism can also shake the cable 4, can accelerate the snow removing speed, promote the snow removing effect, can also shake off the snow of adhesion on cable 4 to avoid gathering too much snow on cable 4 and surpassing main part 1's the burden that bears, avoid causing collapsing of main part 1, thereby improved main part 1's stability.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. An anti-snow power transmission device comprises a main body (1), a supporting box (2) and two wiring devices, the supporting box (2) is fixed on one side of the main body (1), the two wiring devices are respectively arranged on the two sides above the supporting box (2), the wiring device comprises a wiring terminal (3) and a cable (4), the wiring terminal (3) is vertically fixed above the supporting box (2), the cable (4) is wound on the wiring terminal (3), the cable (4) is connected with the wiring terminal (3), the support box (2) is internally provided with a PLC, it is characterized by also comprising a snow removing mechanism and two fixing mechanisms, wherein the snow removing mechanism is arranged in the supporting box (2), the fixing mechanism is arranged above the supporting box (2), the fixing mechanisms correspond to the wiring terminals (3) one by one, and the snow removing mechanism is connected with the fixing mechanism;

the fixing mechanism comprises two fixing assemblies, the two fixing assemblies are symmetrically arranged relative to the axis of the wiring terminal (3), and the fixing assemblies are connected with the snow removing mechanism;

the fixing component comprises a fixing box (5), a fixing plate (7), an air bag (6), a pulling plate (8), a connecting pipe (11), two connecting rods (9) and two first springs (10), wherein the fixing box (5) is fixed above the supporting box (2), one side of the fixing box (5) close to the wiring terminal (3) is provided with an opening, the opening is matched with the fixing plate (7), one side of the fixing plate (7) is abutted against the cable (4), two sides of the air bag (6) are respectively fixedly connected with the other side of the fixing plate (7) and the inner wall of one side of the fixing box (5) far away from the opening, one side of the fixing box (5) far away from the opening is provided with two round holes, the round holes are in one-to-one correspondence with the connecting rods (9), the connecting rods (9) are in one-to-one correspondence with the first springs (10), one end of each connecting rod (9) is fixedly connected with one side of the fixing plate (7), the other end of the connecting rod (9) penetrates through the round hole to be fixedly connected with the pulling plate (8), two ends of the first spring (10) are respectively connected with the inner wall of one side, far away from the opening, of the fixing box (5) and the fixing plate (7), the first spring (10) is in a compressed state, a small hole is formed above the fixing box (5), one end of the connecting pipe (11) is communicated with the upper portion of the air bag (6), the other end of the connecting pipe (11) penetrates through the small hole to be connected with the snow removing mechanism, and the periphery of the connecting pipe (11) is fixedly connected with the inner wall of the small hole;

the snow removing mechanism comprises a heating rod (12), an inflating assembly, a vibrating assembly and two driving assemblies, the heating rod (12) is fixed at the bottom in the supporting box (2), the two driving assemblies are respectively arranged on two sides in the supporting box (2), the vibrating assembly is arranged between the two driving assemblies, the driving assemblies are connected with the vibrating assembly, the inflating assembly is arranged at the top in the supporting box (2), and the inflating assembly is connected with one end, far away from the air bag (6), of the connecting pipe (11);

the inflation assembly comprises an air cylinder (26), a branch pipe (27), two fixed pipes (28) and two moving units, the top of the air cylinder (26) in the support box (2) is fixed, one end of the branch pipe (27) is communicated with the center of the air cylinder (26), a perforation is arranged above the support box (2), the other end of the branch pipe (27) passes through the perforation and is communicated with one end of the fixed pipe (28), the fixed pipe (28) corresponds to the fixing mechanism one by one, one end of the connecting pipe (11) far away from the air bag (6) is communicated with the fixed pipe (28), the periphery of the branch pipe (27) is fixedly connected with the inner wall of the perforation, the two moving units are respectively arranged at two sides in the air cylinder (26), the moving plates correspond to the driving assemblies one by one, each moving unit comprises a moving rod (25) and a moving rod (23), and the moving plate (25) is arranged in the air cylinder (26), the movable plate (25) is matched with the air cylinder (26), the periphery of the movable plate (25) is in sealed sliding connection with the inner wall of the air cylinder (26), through holes are formed in the two sides of the air cylinder (26), the movable rods (23) correspond to the through holes one to one, the movable rods (23) are L-shaped, one end of each movable rod (23) is fixedly connected with one side, close to the through hole, of the movable plate (25), and the other end of each movable rod (23) penetrates through the through hole to be connected with the driving assembly;

the driving assembly comprises a driving box (13), a driving pipe (14), a driving plate (16), a driving rod (17), a first bearing, a ball screw bearing (19), a limiting block (15), a second spring (18) and a screw rod (20), wherein the driving box (13) and the first bearing are fixed on the inner wall of the supporting box (2), the driving box (13) is arranged below the first bearing, one end of the driving pipe (14) is communicated with one side, close to the heating rod (12), of the driving box (13), the limiting block (15) is fixed on the inner wall of the other end of the driving pipe (14), the driving plate (16) is arranged inside the driving pipe (14), the driving plate (16) is matched with the driving pipe (14), the driving plate (16) is connected with the inner wall of the driving pipe (14) in a sealing and sliding mode, a through hole is formed in the limiting block (15), one end of the driving rod (17) is fixedly connected with one side of the driving plate (16) close to the through hole, the driving rod (17) is U-shaped, the other end of the driving rod (17) penetrates through the through hole to be fixedly connected with the outer ring of the ball screw bearing (19), the driving rod (17) is matched with the through hole, the driving rod (17) is connected with the limiting block (15) in a sliding way, two ends of the second spring (18) are respectively connected with the driving plate (16) and the limiting block (15), one end of the screw rod (20) is fixedly connected with the inner ring of the first bearing, the other end of the screw rod (20) is connected with the vibration component, the ball screw bearing (19) is sleeved on the screw rod (20), the joint of the ball screw bearing (19) and the screw rod (20) is provided with a thread matched with the screw rod (20), one end of the moving rod (23) far away from the moving plate (25) is fixedly connected with the outer ring of the ball screw bearing (19);

the vibrations subassembly includes pivot (21) and a plurality of elastic rod (22), the both ends of pivot (21) respectively with the one end fixed connection of keeping away from first bearing of two lead screws (20), pivot (21) and the coaxial setting of lead screw (20), the one end of elastic rod (22) is fixed in the periphery of pivot (21) as central spiral circumference with the axis of pivot (21), the distance between the other end of elastic rod (22) and the axis of pivot (21) is greater than the distance between the below of inflator (26) and the axis of pivot (21).

2. A snow-covered power transmission apparatus according to claim 1, wherein the moving unit further comprises a seal ring (24), an outer periphery of the seal ring (24) is fixedly connected to an inner wall of the through hole, and an inner ring of the seal ring (24) abuts against an outer periphery of the moving rod (23).

3. A snow cover prevention electric power transmission apparatus as claimed in claim 1, wherein the inner wall of said gas cylinder (26) is coated with a sealing grease.

4. A snow cover prevention electric power transmission apparatus according to claim 1, wherein said screw (20) is coated with grease.

5. A snow-covered electric power transmission apparatus as claimed in claim 1, characterized in that the fixing plate (7) is provided with anti-slip threads on the side close to the cable (4).

6. A snow cover prevention power transmission apparatus according to claim 1, wherein the lower side of the gas cylinder (26) is a mirror surface.

7. The snow accumulation preventing power transmission apparatus according to claim 1, wherein a cross-sectional shape of the through-hole is a square.

8. A snow-accumulation preventing electric power transmission apparatus according to claim 1, wherein the outer periphery of said main body (1) is coated with an anti-corrosion zinc coating layer.

9. A snow-accumulation preventing electric power transmission apparatus as claimed in claim 1, characterized in that said supporting box (2) is coated on its inner wall with a heat-conducting silica gel.

10. A snow-accumulation preventing electric power transmission apparatus as claimed in claim 1, characterized in that said fixing plate (7) is made of insulating material.