Stable power cross arm

Abstract

The invention relates to the technical field of power cross arms, in particular to a stable power cross arm which comprises a supporting mechanism. The device further comprises a lightning protection mechanism and a bird repelling mechanism, the lightning protection mechanism is installed on the supporting mechanism, and the bird repelling mechanism is installed on the lightning protection mechanism. The supporting mechanism supports a line, the lightning protection mechanism conducts thunder and lightning, and the bird repelling mechanism repels surrounding birds. The supporting mechanism is installed on the top of an electric pole to support an electric wire, in thunderstorm weather, thunder and lightning striking nearby is dredged through the lightning protection mechanism, the influence of thunder and lightning on surrounding electric wires is reduced, in daily use, surrounding birds are repelled through the bird repelling mechanism, the birds are prevented from nesting around, and therefore the practicability of the device is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of power crossarms, and in particular to a stable power crossarm. Background Art

[0002] The power cross arm is an important component of the power system, mainly used to support and fix wires and cables, as well as distribute and protect lines. Existing power cross arms, such as a reinforced power cross arm disclosed in the invention patent with announcement number CN112900957B and a power cross arm disclosed in the invention patent with announcement number CN114934711B, can support wires.

[0003] However, it was found during use that the existing power cross-arm structure is relatively simple and inconvenient for lightning protection and bird repelling. Even if the lightning protection assembly is installed, due to the large number of lines around the lightning protection assembly, lightning can still easily damage the wires, resulting in poor practicality. Therefore, a stable power cross-arm is urgently needed to improve the above problems. Summary of the invention

[0004] In order to solve the above technical problems, the present invention provides a kind of stable power cross arm which installs a supporting mechanism on the top of the electric pole to support the electric wires. In thunderstorm weather, the lightning striking nearby is diverted by the lightning protection mechanism to reduce the impact of lightning on surrounding electric wires. In daily use, the surrounding birds are driven away by the bird repelling mechanism to prevent birds from nesting around, thereby improving the practicality of the equipment.

[0005] A stable electric cross arm of the present invention comprises a supporting mechanism, a lightning protection mechanism and a bird-repelling mechanism, wherein the lightning protection mechanism is installed on the supporting mechanism, and the bird-repelling mechanism is installed on the lightning protection mechanism; The support mechanism supports the line, the lightning protection mechanism guides lightning, and the bird-repelling mechanism repels surrounding birds; The supporting mechanism is installed on the top of the pole to support the wires. In thunderstorms, the lightning protection mechanism can guide lightning that strikes nearby to reduce the impact of lightning on surrounding wires. In daily use, the bird-repelling mechanism can drive away surrounding birds to prevent them from nesting nearby, thereby improving the practicality of the equipment.

[0006] Preferably, the supporting mechanism comprises two groups of arc-shaped clamping plates, multiple groups of bolts, multiple groups of support rods, multiple groups of insulators and multiple groups of anti-slip pads, the multiple groups of arc-shaped clamping plates are all threadedly mounted on the arc-shaped clamping plates, the multiple groups of support rods are respectively mounted on the multiple groups of arc-shaped clamping plates, the multiple groups of insulators are respectively mounted on the multiple groups of support rods, and the multiple groups of anti-slip pads are respectively mounted on the inner walls of the multiple groups of arc-shaped clamping plates; the two groups of arc-shaped clamping plates are buckled on the top of the pole, and the two groups of arc-shaped clamping plates are connected together by rotating the multiple groups of bolts, and then the wires are fixed on the multiple groups of insulators to support and limit the wires, thereby improving the practicability of the equipment.

[0007] Preferably, the lightning protection mechanism includes an isolation tube and a lightning inducing mechanism, the isolation tube is installed on multiple groups of support rods, and the lightning inducing mechanism is installed in the isolation mechanism; the lightning inducing mechanism is protected by the isolation tube, and the lightning inducing mechanism is used to guide the lightning that strikes the surrounding areas, thereby reducing the impact of lightning on surrounding wires, thereby improving the practicability of the equipment.

[0008] Preferably, the isolation pipe includes a water collecting pipe, a bottom sealing cover, a limit plate, a rain collecting hopper and a connecting rod. The water collecting pipe is installed on multiple groups of support rods through the connecting rod. The bottom sealing cover is threadedly installed on the bottom of the water collecting pipe. The limit plate is fixedly installed on the top of the water collecting pipe. The bottom end of the rain collecting hopper is connected to the top of the limit plate, and multiple groups of first drainage holes are provided on the limit plate. Rainwater is collected by the rain collecting hopper, and then the rainwater passes through the multiple groups of first drainage holes on the limit plate into the water collecting pipe. The lightning inducing mechanism is raised by the rising water level in the water collecting pipe. When the staff conducts regular inspections on the circuit, the bottom of the water collecting pipe is opened by turning the bottom sealing cover, which is convenient for the staff to clean the inside of the water collecting pipe, thereby improving the practicability of the equipment.

[0009] Preferably, the lightning induction mechanism includes a float, a support plate, a lightning rod, a conductor and a grounding plate, a guide groove is provided on the inner wall of the water collecting pipe, the support plate is slidably installed inside the water collecting pipe, and the side end of the support plate is stuck in the guide groove of the water collecting pipe, the float is installed at the bottom end of the support plate, and the float and the support plate are both provided with a second drainage hole, the float and the second drainage hole on the support plate correspond to each other, the second drainage hole on the float and the first drainage hole on the limit plate are staggered, the bottom end of the lightning rod is installed at the top end of the support plate, the top end of the lightning rod passes through the limit plate and extends to above the rain collecting hopper, the conductor is installed in the inner wall of the water collecting pipe, and the surface of the conductor is aligned with the side end of the support plate. Contact, the grounding plate is installed at the bottom of the water collecting pipe, and the grounding plate is connected to the wire; the grounding plate is connected to the ground wire, and the rainwater in the rain collecting hopper flows into the water collecting pipe through the first drainage hole on the limit plate and the second drainage hole on the float and the support plate, and then the float follows the rise of the water level in the water collecting pipe, and guides the support plate through the guide groove to raise the lightning rod, and after the top of the support plate contacts the bottom of the limit plate, the support plate and the limit plate cooperate to seal the inside of the water collecting pipe, and after lightning strikes the lightning rod, the lightning flows through the lightning rod, the support plate, the wire and the grounding plate in sequence, and then the ground wire guides the lightning into the ground wire to ensure the safety of the surrounding wires, thereby improving the practicality of the equipment.

[0010] Preferably, the bird-repelling mechanism includes a drainage mechanism and a driving mechanism, the drainage mechanism is installed at the bottom of the bottom sealing cover, and the driving mechanism is installed at the top of the water collecting pipe; the interior of the water collecting pipe is pressurized through the drainage mechanism, and then water is sprayed out through the driving mechanism to drive away the surrounding birds, thereby improving the practicability of the equipment.

[0011] Preferably, the drainage mechanism includes a one-way joint, multiple groups of insulating rods, multiple groups of electric poles, a bracket, an exhaust pump and a quick connector, the one-way joint is installed on the bottom sealing cover, the multiple groups of insulating rods are all installed on the bottom of the bottom sealing cover, the multiple groups of electric poles are respectively installed on the bottom of the multiple groups of insulating rods, the exhaust pump is installed on the bottom of the multiple groups of electric poles through the bracket, and the quick connector is installed on the exhaust port of the exhaust pump; by contracting the multiple groups of electric poles, the quick connector is connected to the one-way joint, the exhaust pump is turned on, the air is discharged into the water collecting pipe, the pressure in the water collecting pipe is increased, and the water is discharged into the driving mechanism, thereby improving the practicability of the equipment.

[0012] Preferably, the driving mechanism includes a drainage box, a drainage pipe, multiple groups of connecting pipes, multiple groups of rotating drainage pipes, multiple groups of nozzles and multiple groups of refraction plates. The drainage box is installed on the top of the water collecting pipe, one end of the drainage pipe is connected to the interior of the drainage box, and the other end of the drainage pipe extends to the bottom of the water collecting pipe. One ends of the multiple groups of connecting pipes are installed on the drainage box, and the multiple groups of rotating drainage pipes are respectively rotatably installed on the other ends of the multiple groups of connecting pipes. Multiple groups of nozzles are respectively tiltedly installed on the multiple groups of rotating drainage pipes, and multiple groups of refraction plates are respectively installed on the tops of the multiple groups of rotating drainage pipes. The interior of the water collecting pipe is continuously pressurized by an exhaust pump, so that the water in the water collecting pipe flows through the drainage pipe, the drainage box, the connecting pipe and the rotating drainage pipe in turn, and then the water is sprayed out through the nozzle. At the same time, the impact force generated by the water spraying from the nozzle causes the rotating drainage pipe to rotate, and the light is refracted through the refraction plate to drive away the surrounding birds, thereby improving the practicality of the equipment.

[0013] Preferably, it also includes a rotating connecting ring and a steel wire rope, the rotating connecting ring is rotatably installed on the bottom sealing cover, one end of the steel wire rope is installed on the rotating connecting ring, and the other end of the steel wire rope is installed on the water collecting pipe; after the bottom sealing cover is separated from the bottom of the water collecting pipe, the bottom sealing cover is pulled by the steel wire rope, which is convenient for the staff to free their hands to clean the inside of the water collecting pipe, thereby improving the practicability of the equipment.

[0014] Preferably, a plurality of cavities are provided inside the float; when the float is damaged, the float still maintains buoyancy, thereby increasing the service life of the equipment.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. Use lightning protection mechanisms to guide lightning at high altitudes to reduce the impact of lightning on surrounding wires; 2. Use the bird-repelling mechanism to clean the rainwater in the lightning protection mechanism, and spray rainwater to drive away the surrounding birds; 3. The staggered distribution of the first drainage hole and the second drainage hole facilitates the support plate to cooperate with the limit plate to seal the inside of the water collecting pipe, thereby improving the convenience of pressurization. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a first isometric structural schematic diagram of the present invention when in use; Figure 2 is a second isometric structural schematic diagram of the present invention when in use; Figure 3 It is a schematic diagram of the axonometric structure of the present invention; Figure 4 It is a front view structural schematic diagram of the present invention; Figure 5 It is an axonometric cross-section enlarged structural schematic diagram of the lightning protection mechanism and the bird-repelling mechanism of the present invention; Figure 6It is a schematic diagram of the formal cross-sectional structure of the lightning protection mechanism and the bird-repelling mechanism of the present invention; Figure 7 The present invention Figure 6 A schematic diagram of the enlarged structure of part A; Figure 8 It is an axonometric enlarged structural schematic diagram of the support mechanism of the present invention; Fig. 9 It is a first isometric structural schematic diagram of the lightning protection mechanism and the bird-repelling mechanism of the present invention; Fig.10 It is a second isometric structural schematic diagram of the lightning protection mechanism and the bird-repelling mechanism of the present invention; Fig.11 It is a front view cross-sectional enlarged structural schematic diagram of the float of the present invention.

[0017] Markings in the attached drawings: 1. arc-shaped clamping plate; 2. bolt; 3. support rod; 4. insulator; 5. anti-slip mat; 6. water collecting pipe; 7. bottom sealing cover; 8. limit plate; 9. rain collecting bucket; 10. connecting rod; 11. float; 12. support plate; 13. lightning rod; 14. conductor; 15. grounding plate; 16. one-way joint; 17. insulating rod; 18. electric pole; 19. bracket; 20. exhaust pump; 21. quick connector; 22. drainage box; 23. drainage pipe; 24. connecting pipe; 25. rotating drainage pipe; 26. nozzle; 27. deflecting plate; 28. rotating connecting ring; 29. ​​wire rope; 30. cavity; 31. first drainage hole; 32. second drainage hole; 33. electric wire. DETAILED DESCRIPTION

[0018] In order to facilitate understanding of the present invention, the present invention will be described more fully below with reference to the relevant drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive. Example 1

[0019] A stable electric cross arm comprises a supporting mechanism; a lightning protection mechanism and a bird-repelling mechanism, wherein the lightning protection mechanism is installed on the supporting mechanism, and the bird-repelling mechanism is installed on the lightning protection mechanism; The support mechanism supports the line, the lightning protection mechanism guides lightning, and the bird-repelling mechanism repels surrounding birds; The support mechanism comprises two groups of arc-shaped clamping plates 1, multiple groups of bolts 2, multiple groups of support rods 3, multiple groups of insulators 4 and multiple groups of anti-skid pads 5. The multiple groups of arc-shaped clamping plates 1 are all threadedly mounted on the arc-shaped clamping plates 1, the multiple groups of support rods 3 are respectively mounted on the multiple groups of arc-shaped clamping plates 1, the multiple groups of insulators 4 are respectively mounted on the multiple groups of support rods 3, and the multiple groups of anti-skid pads 5 are respectively mounted on the inner walls of the multiple groups of arc-shaped clamping plates 1. The lightning protection mechanism includes an isolation tube and a lightning attracting mechanism, the isolation tube is installed on multiple groups of support rods 3, and the lightning attracting mechanism is installed in the isolation mechanism; The isolation pipe includes a water collecting pipe 6, a bottom sealing cover 7, a limiting plate 8, a rain collecting bucket 9 and a connecting rod 10. The water collecting pipe 6 is installed on the multiple groups of support rods 3 through the connecting rod 10. The bottom sealing cover 7 is threadedly installed on the bottom of the water collecting pipe 6. The limiting plate 8 is fixedly installed on the top of the water collecting pipe 6. The bottom end of the rain collecting bucket 9 is connected to the top of the limiting plate 8, and the limiting plate 8 is provided with multiple groups of first drainage holes 31. The lightning induction mechanism includes a float 11, a support plate 12, a lightning rod 13, a conductor 14 and a grounding plate 15. A guide groove is provided on the inner wall of the water collecting pipe 6. The support plate 12 is slidably installed inside the water collecting pipe 6, and the side end of the support plate 12 is stuck in the guide groove of the water collecting pipe 6. The float 11 is installed at the bottom end of the support plate 12, and the float 11 and the support plate 12 are both provided with a second drainage hole 32. The second drainage hole on the float 11 and the support plate 12 32, the second drainage hole 32 on the float 11 and the first drainage hole 31 on the limiting plate 8 are staggered, the bottom end of the lightning rod 13 is installed on the top of the support plate 12, the top of the lightning rod 13 passes through the limiting plate 8 and extends to the top of the rain collecting bucket 9, the wire 14 is installed in the inner wall of the water collecting pipe 6, and the surface of the wire 14 contacts the side end of the support plate 12, the grounding plate 15 is installed at the bottom of the water collecting pipe 6, and the grounding plate 15 is connected to the wire 14; Buckle two groups of arc-shaped clamping plates 1 on the top of the pole, connect the grounding plate 15 with the ground wire, connect the two groups of arc-shaped clamping plates 1 together by rotating multiple groups of bolts 2, and then fix the wires on multiple groups of insulators 4 to support and limit the wires. During thunderstorms, rainwater in the rain collecting hopper 9 flows into the water collecting pipe 6 through the first drainage hole 31 on the limiting plate 8 and the second drainage hole 32 on the float 11 and the support plate 12. Then the float 11 follows the rise of the water level in the water collecting pipe 6 to raise the lightning rod 13. After the top of the support plate 12 contacts the bottom of the limiting plate 8, the support plate 12 and the limiting plate 8 cooperate to seal the inside of the water collecting pipe 6. After lightning strikes the lightning rod 13, the lightning flows through the lightning rod 13, the support plate 12, the conductor 14 and the grounding plate 15 in sequence, and then the ground wire guides the lightning into the ground wire to ensure the safety of the surrounding wires, thereby improving the practicality of the equipment. Example 2

[0020] like Figures 1 to 11 As shown, based on Example 1, it also includes: The bird-repelling mechanism includes a drainage mechanism and a driving mechanism, the drainage mechanism is installed at the bottom of the bottom sealing cover 7, and the driving mechanism is installed at the top of the water collecting pipe 6; The drainage mechanism includes a one-way joint 16, multiple groups of insulating rods 17, multiple groups of electric poles 18, a bracket 19, an exhaust pump 20 and a quick connector 21. The one-way joint 16 is installed on the bottom sealing cover 7, the multiple groups of insulating rods 17 are all installed on the bottom of the bottom sealing cover 7, the multiple groups of electric poles 18 are respectively installed on the bottom of the multiple groups of insulating rods 17, the exhaust pump 20 is installed on the bottom of the multiple groups of electric poles 18 through the bracket 19, and the quick connector 21 is installed on the exhaust port of the exhaust pump 20; The driving mechanism includes a drainage box 22, a drainage pipe 23, multiple groups of connecting pipes 24, multiple groups of rotating drainage pipes 25, multiple groups of nozzles 26 and multiple groups of deflecting plates 27. The drainage box 22 is installed on the top of the water collecting pipe 6. One end of the drainage pipe 23 is connected to the inside of the drainage box 22, and the other end of the drainage pipe 23 extends to the bottom of the water collecting pipe 6. One end of the multiple groups of connecting pipes 24 are all installed on the drainage box 22. The multiple groups of rotating drainage pipes 25 are respectively rotatably installed on the other ends of the multiple groups of connecting pipes 24. The multiple groups of nozzles 26 are respectively tiltedly installed on the multiple groups of rotating drainage pipes 25. The multiple groups of deflecting plates 27 are respectively installed on the top of the multiple groups of rotating drainage pipes 25. It also includes a rotating connection ring 28 and a steel wire rope 29. The rotating connection ring 28 is rotatably mounted on the bottom sealing cover 7. One end of the steel wire rope 29 is mounted on the rotating connection ring 28, and the other end of the steel wire rope 29 is mounted on the water collecting pipe 6. The float 11 is provided with a plurality of cavities 30 inside; The number of the multiple groups of arc clamping plates 1 is 2-4 groups, the number of the multiple groups of bolts 2 is 4-8 groups, the number of the multiple groups of support rods 3 is 2-4 groups, the number of the multiple groups of insulators 4 is 4-8 groups, the number of the multiple groups of anti-slip pads 5 is 6-12 groups, the number of the multiple groups of insulating rods 17 is 2-6 groups, the number of the multiple groups of electric poles 18 is 2-6 groups, the number of the multiple groups of connecting pipes 24 is 2-10 groups, the number of the multiple groups of rotating drainage pipes 25 is 2-10 groups, the number of the multiple groups of nozzles 26 is 2-12 groups, and the number of the multiple groups of deflecting plates 27 is 2-8 groups; Buckle two sets of arc-shaped clamping plates 1 on the top of the pole, connect the grounding plate 15 with the ground wire, connect the two sets of arc-shaped clamping plates 1 together by rotating multiple sets of bolts 2, and then fix the wires on multiple sets of insulators 4 to support and limit the wires. During thunderstorms, rainwater in the rain collecting hopper 9 flows into the water collecting pipe 6 through the first drainage hole 31 on the limiting plate 8 and the second drainage hole 32 on the float 11 and the support plate 12. Then the float 11 follows the rise of the water level in the water collecting pipe 6 to raise the lightning rod 13. After the top of the support plate 12 contacts the bottom of the limiting plate 8, the support plate 12 and the limiting plate 8 cooperate to seal the inside of the water collecting pipe 6. After lightning strikes the lightning rod 13, it flows through the lightning rod 13, the support plate 12, the conductor 14 and the grounding plate 15 in sequence, and then the ground wire guides the lightning into the ground. line to ensure the safety of surrounding wires. When driving away birds daily, multiple groups of poles 18 are contracted to connect the quick connector 21 with the one-way connector 16, and the exhaust pump 20 is turned on to discharge the air into the water collecting pipe 6, so that the pressure in the water collecting pipe 6 increases, and the water in the water collecting pipe 6 flows through the drain pipe 23, the drain box 22, the connecting pipe 24 and the rotating drain pipe 25 in turn, and then the water is sprayed out through the nozzle 26. At the same time, the impact force generated by the water spraying of the nozzle 26 causes the rotating drain pipe 25 to rotate, and the light is refracted through the refraction plate 27 to drive away the surrounding birds. After the water in the water collecting pipe 6 is drained, part of the air in the water collecting pipe 6 is discharged through the gap between the support plate 12 and the limit plate 8, and then the support plate 12 is separated from the limit plate 8, and the lightning rod 13 is reset by gravity, thereby improving the practicality of the equipment.

[0021] The main functions achieved by the present invention are: improving the lightning protection effect, improving the bird-repelling effect and improving the convenience of pressurization; 1. Improve the lightning protection effect: Rainwater can increase the height of the lightning protection mechanism, guide lightning at high altitudes, and reduce the impact of lightning on surrounding wires; 2. Improve the bird-repelling effect: clean the rainwater in the lightning protection mechanism through the bird-repelling mechanism, and drive away the surrounding birds by spraying rainwater and refracted light; 3. Improve the convenience of pressurization: Through the staggered distribution of the first drainage hole and the second drainage hole, it is convenient for the support plate to cooperate with the limit plate to seal the inside of the water collecting pipe, thereby improving the convenience of pressurization.

[0022] A stable electric crossarm of the present invention has common mechanical installation, connection or setting methods, which can be implemented as long as they can achieve their beneficial effects; the number of the lightning protection mechanism and the bird-repelling mechanism can be adjusted according to actual usage; the support rod 3 is made of fiberglass material to improve the stability of the support mechanism; the bottom of the bottom sealing cover 7 is provided with a water-guiding outer edge to reduce rainwater falling on the insulating rod 17; the arc-shaped clamping plate 1, bolts 2, support rods 3, insulators 4, lightning rods 13 and exhaust pumps 20 of a stable electric crossarm of the present invention are purchased on the market, and technicians in the industry only need to install and operate them according to the accompanying instruction manual, without the need for creative labor by technicians in this field.

[0023] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A stable power cross arm, comprising a supporting mechanism; characterized in that: It also includes a lightning protection mechanism and a bird-repelling mechanism, wherein the lightning protection mechanism is installed on the supporting mechanism, and the bird-repelling mechanism is installed on the lightning protection mechanism; The supporting mechanism supports the line, the lightning protection mechanism guides lightning, and the bird-repelling mechanism repels surrounding birds.

2. A stable power cross arm as claimed in claim 1, characterized in that: The support mechanism comprises two groups of arc-shaped clamping plates (1), multiple groups of bolts (2), multiple groups of support rods (3), multiple groups of insulators (4) and multiple groups of anti-skid pads (5). The multiple groups of arc-shaped clamping plates (1) are all threadedly mounted on the arc-shaped clamping plates (1), the multiple groups of support rods (3) are respectively mounted on the multiple groups of arc-shaped clamping plates (1), the multiple groups of insulators (4) are respectively mounted on the multiple groups of support rods (3), and the multiple groups of anti-skid pads (5) are respectively mounted on the inner walls of the multiple groups of arc-shaped clamping plates (1).

3. A stable power cross arm as claimed in claim 2, characterized in that: The lightning protection mechanism comprises an isolation tube and a lightning induction mechanism, the isolation tube is installed on a plurality of groups of support rods (3), and the lightning induction mechanism is installed in the isolation mechanism.

4. A stable power cross arm as claimed in claim 3, characterized in that: The isolation pipe comprises a water collecting pipe (6), a bottom sealing cover (7), a limiting plate (8), a rain collecting bucket (9) and a connecting rod (10); the water collecting pipe (6) is installed on the plurality of support rods (3) via the connecting rod (10); the bottom sealing cover (7) is threadedly installed on the bottom of the water collecting pipe (6); the limiting plate (8) is fixedly installed on the top of the water collecting pipe (6); the bottom end of the rain collecting bucket (9) is connected to the top end of the limiting plate (8); and the limiting plate (8) is provided with a plurality of first drainage holes (31).

5. A stable power cross arm as claimed in claim 4, characterized in that: The lightning induction mechanism comprises a float (11), a support plate (12), a lightning rod (13), a conductor (14) and a grounding plate (15); a guide groove is provided on the inner wall of the water collecting pipe (6); the support plate (12) is slidably mounted inside the water collecting pipe (6), and the side end of the support plate (12) is clamped in the guide groove of the water collecting pipe (6); the float (11) is mounted on the bottom end of the support plate (12), and the float (11) and the support plate (12) are both provided with a second drainage hole (32); the second drainage hole ( 32), the second drainage hole (32) on the float (11) and the first drainage hole (31) on the limit plate (8) are arranged in a staggered manner, the bottom end of the lightning rod (13) is installed on the top end of the support plate (12), the top end of the lightning rod (13) passes through the limit plate (8) and extends to the top of the rain collecting bucket (9), the wire (14) is installed in the inner wall of the water collecting pipe (6), and the surface of the wire (14) is in contact with the side end of the support plate (12), and the grounding plate (15) is installed at the bottom of the water collecting pipe (6), and the grounding plate (15) is connected to the wire (14).

6. A stable power cross arm as claimed in claim 4, characterized in that: The bird-repelling mechanism comprises a drainage mechanism and a driving mechanism, wherein the drainage mechanism is installed at the bottom of the bottom sealing cover (7), and the driving mechanism is installed at the top of the water collecting pipe (6).

7. A stable power cross arm as claimed in claim 6, characterized in that: The drainage mechanism comprises a one-way joint (16), multiple groups of insulating rods (17), multiple groups of electric poles (18), a bracket (19), an exhaust pump (20) and a quick connector (21); the one-way joint (16) is mounted on the bottom sealing cover (7); the multiple groups of insulating rods (17) are all mounted on the bottom of the bottom sealing cover (7); the multiple groups of electric poles (18) are respectively mounted on the bottom of the multiple groups of insulating rods (17); the exhaust pump (20) is mounted on the bottom of the multiple groups of electric poles (18) via the bracket (19); and the quick connector (21) is mounted on the exhaust port of the exhaust pump (20).

8. A stable power cross arm as claimed in claim 6, characterized in that: The driving mechanism comprises a drainage box (22), a drainage pipe (23), a plurality of connecting pipes (24), a plurality of rotating drainage pipes (25), a plurality of nozzles (26) and a plurality of deflecting plates (27). The drainage box (22) is mounted on the top of the water collecting pipe (6). One end of the drainage pipe (23) is communicated with the inside of the drainage box (22). The other end of the drainage pipe (23) extends to the bottom of the water collecting pipe (6). One end of the plurality of connecting pipes (24) is mounted on the drainage box (22). The plurality of rotating drainage pipes (25) are respectively rotatably mounted on the other ends of the plurality of connecting pipes (24). The plurality of nozzles (26) are respectively tiltedly mounted on the plurality of rotating drainage pipes (25). The plurality of deflecting plates (27) are respectively mounted on the tops of the plurality of rotating drainage pipes (25).

9. A stable power cross arm as claimed in claim 4, characterized in that: It also includes a rotating connection ring (28) and a steel wire rope (29), wherein the rotating connection ring (28) is rotatably mounted on the bottom sealing cover (7), one end of the steel wire rope (29) is mounted on the rotating connection ring (28), and the other end of the steel wire rope (29) is mounted on the water collecting pipe (6).

10. A stable power cross arm as claimed in claim 5, characterized in that: A plurality of cavities (30) are arranged inside the float (11).

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