CN211908321U

CN211908321U - Lightning-arrest ground connection net structure of wire pole

Info

Publication number: CN211908321U
Application number: CN201922476502.2U
Authority: CN
Inventors: 赵滇
Original assignee: Kunming Longxiangda Building Materials Manufacturing Co ltd
Current assignee: Kunming Longxiangda Building Materials Manufacturing Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-10
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to an electric power transmission equipment technical field, concretely relates to is a lightning-arrest ground connection net structure of wire pole includes the upper segment wire pole, hypomere wire pole and ground connection downlead, upper segment wire pole and hypomere wire pole are connected through flange joint structure, upper segment wire pole top is equipped with the closing cap, hypomere wire pole bottom is provided with down the base, the ground connection downlead is located in the wire pole, ground connection downlead top is connected with lightning-arrest ball, ground connection downlead bottom is connected with the ground connection net, wherein in the base is located to the ground connection net, the network structure comprises the cyclic annular electric conduction net of multilayer and the outside radial form conductor wire of following the network structure center radiation, radial form conductor wire intersects with the cyclic annular electric conduction net of multilayer, insert the earth's surface bottom the ground terminal, the top is connected with the crossing department of the cyclic. The problem of current ground net overall member simple structure, can't in time carry out the earial drainage when handling great electric charge, lead to the lightning-arrest effect unsatisfactory is solved.

Description

Lightning-arrest ground connection net structure of wire pole

Technical Field

The utility model relates to an electric power transmission equipment technical field, concretely relates to is a lightning-arrest ground connection net structure of wire pole.

Background

The utility pole is one of indispensable electric devices for supporting wires, fittings, and the like. With the development of economy, the arrangement range of the telegraph poles is wider and wider. Among the prior art, the wire pole includes inside reinforcing bar, and the outside of reinforcing bar utilizes concrete placement to form has the body of rod, and the wire pole is processed by the processing factory, transports the place that needs the installation by the staff after processing is accomplished.

Chinese patent publication No. CN209045786U discloses a ground grid, which reduces welding labor intensity and earthwork amount for excavating buried channels by welding grid lines and grid members, but the overall member structure is simple, and cannot discharge current in time when dealing with a large electric charge, resulting in an unsatisfactory lightning protection effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to current ground net overall member simple structure, can't in time carry out the earial drainage when handling great electric charge, lead to the unsatisfactory problem of lightning-arrest effect, provide a lightning-arrest ground net structure of wire pole.

The technical scheme is that the lightning-protection grounding net structure of the telegraph pole comprises an upper section telegraph pole, a lower section telegraph pole and a grounding downlead, the upper section telegraph pole and the lower section telegraph pole are connected through a flange connection structure, an upper sealing cover is arranged at the top of the upper section telegraph pole, a lower base is arranged at the bottom of the lower section telegraph pole, the grounding downlead is arranged in the telegraph pole, the top of the grounding downlead is connected with a lightning protection ball, the bottom of the grounding downlead is connected with a grounding net, the grounding net is arranged in the lower base, the grounding net comprises a conductive seat, a net structure and a grounding terminal, the conductive seat is of a cylindrical structure and is connected with the grounding downlead through a conductive rod arranged at the periphery of the conductive seat, the grounding net structure consists of a plurality of layers of annular conductive nets and radial conductive wires radiating outwards from the center of the net structure, the top is connected with the intersection of the radial conductive wire and the multilayer annular conductive net.

Furthermore, the multilayer annular conductive net comprises an inner annular conductive net, a first annular conductive net, a second annular conductive net and an outer annular conductive net from inside to outside, one end of the radial conductive wire is connected with the inner annular conductive net, the other end of the radial conductive wire is connected with the outer annular conductive net, and the radial conductive wire is respectively intersected with the first annular conductive net and the second annular conductive net.

Optionally, the bottom of the ground terminal is provided with a spike portion, and the top of the ground terminal is provided with a fixing column.

Optionally, the intersection of the radial conductive wire and the first annular conductive mesh and the intersection of the radial conductive wire and the second annular conductive mesh are annular structures, and the annular structures are sleeved on the fixed column and connected with the ground terminal.

Furthermore, the distance between the multilayer annular conductive net and the ground is increased from the inner ring to the outer ring.

Optionally, the conductive rod is connected with a connection terminal of the inner annular conductive mesh.

The utility model has the advantages that at least one of the following advantages is included;

1. through the conductive seat and the conductive rod that set up, can be timely will follow the comparatively quick transport to the network structure of electric charge of ground connection downlead conduction to through the earth terminal earial drainage to ground.

2. The multi-layer annular conductive net consisting of the inner annular conductive net, the first annular conductive net, the second annular conductive net and the outer annular conductive net is adopted, so that charges can be dispersed and conveyed, and then the current leakage is completed through the plurality of grounding terminals.

3. The problem of current ground net overall member simple structure, can't in time carry out the earial drainage when handling great electric charge, lead to the lightning-arrest effect unsatisfactory is solved.

Drawings

Fig. 1 is a schematic structural view of a lightning grounding network structure of a utility pole;

FIG. 2 is a schematic view of a lower base structure;

FIG. 3 is a schematic view of a mesh structure;

FIG. 4 is a schematic view of a ground terminal structure;

labeled as: the utility model is characterized in that 1 is an upper section telegraph pole, 2 is a lower section telegraph pole, 3 is a flange connection structure, 4 is an upper sealing cover, 5 is a lower base, 7 is a grounding down lead, 8 is a grounding net, 9 is a cavity, 10 is a fixing part, 11 is a connecting part, 12 is an upper fixing base, 13 is a lower fixing base, 21 is a conducting base, 22 is a net structure, 23 is a grounding terminal, 24 is a fixing column, 25 is a conducting rod, 26 is a connecting terminal, 27 is an inner annular conducting net, 28 is a first annular conducting net, 29 is a second annular conducting net, 30 is an outer annular conducting net, 31 is a ray-shaped conducting wire, 32 is an annular structure, and 33 is a sharp thorn part.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the scope of the invention.

As shown in fig. 1 and fig. 2, the lightning-arrest ground connection network structure of wire pole includes upper segment wire pole 1, hypomere wire pole 2 and ground lead wire 7, upper segment wire pole 1 and hypomere wire pole 2 are connected through flange joint structure 3, upper segment wire pole top is equipped with upper cover 4, 2 bottoms of hypomere wire pole are provided with lower base 5, ground lead wire 7 is located in the wire pole, the 7 tops of ground lead wire are connected with lightning ball 6, the 7 bottoms of ground lead wire are connected with ground net 8, its characterized in that: the grounding net 8 is arranged in the lower base 5, the grounding net 8 comprises a conductive seat 21, a net structure 22 and a grounding terminal 23, the conductive seat 21 is of a cylindrical structure and is connected with a grounding down lead 7, and is connected with the net structure 22 through a conductive rod 25 arranged on the periphery of the conductive seat 21, the net structure 22 consists of a plurality of layers of annular conductive nets and radial conductive wires 31 radiating outwards from the center of the net structure 22, the radial conductive wires 31 are intersected with the plurality of layers of annular conductive nets, the bottom of the grounding terminal 23 is inserted into the ground surface, and the top of the grounding terminal is connected with the intersection of the radial conductive wires 31 and the plurality of layers of annular conductive nets.

In the use, through the conductive seat and the conducting rod that set up, can be timely will follow the comparatively quick transport to the network structure of electric charge of ground connection downlead conduction to through the earth terminal earial drainage to ground. The problem of current ground net overall member simple structure, can't in time carry out the earial drainage when handling great electric charge, lead to the lightning-arrest effect unsatisfactory is solved.

Meanwhile, the bottom of the ground downlead 7 is connected with a ground net 8 arranged in the lower base 5, in order to facilitate the fixation of the whole ground downlead, a connecting part 11 is arranged below the flange structure 3, the connecting part 11 is connected with the inner wall of an inner cavity 9 of the lower section telegraph pole 2 through a fixing part 10, the ground downlead passes through the connecting part 11, and an upper fixing seat 12 and a lower fixing seat 13 are arranged on the connecting part 11.

As shown in fig. 3, in this embodiment, the multilayer annular conductive net includes, from inside to outside, an inner annular conductive net 27, a first annular conductive net 28, a second annular conductive net 29, and an outer annular conductive net 30, one end of a ray-shaped conductive wire 31 is connected to the inner annular conductive net 27, the other end is connected to the outer annular conductive net 30, and the ray-shaped conductive wire 31 intersects with the first annular conductive net 28 and the second annular conductive net 29, respectively.

When the multi-layer annular conductive net is used, the multi-layer annular conductive net consisting of the inner annular conductive net, the first annular conductive net, the second annular conductive net and the outer annular conductive net is adopted, so that electric charges can be dispersed and conveyed, and then the current leakage is completed through the plurality of grounding terminals.

As shown in fig. 4, in the present embodiment, the bottom of the ground terminal 23 is provided with a spike portion 33, and the top of the ground terminal 23 is provided with a fixing post 24. The intersection of the radial conductive wire 31 and the first annular conductive net 28 and the second annular conductive net 29 is an annular structure 32, and the annular structure 32 is sleeved on the fixing column 24 and connected with the grounding terminal 23.

In the use, through set up spine portion in ground terminal bottom, can be convenient for insert ground terminal ground, the fixed column that sets up simultaneously cooperatees with annular structure, can make annular structure be connected with the fixed column.

In this embodiment, the distance between the multilayer annular conductive net and the ground increases from the inner ring to the outer ring. The conductive rod 25 is connected to a connection terminal 26 of an inner annular conductive mesh 27.

Claims

1. Lightning-arrest ground connection net structure of wire pole, including upper segment wire pole (1), hypomere wire pole (2) and ground connection downlead (7), upper segment wire pole (1) and hypomere wire pole (2) are connected through flange joint structure (3), and upper segment wire pole top is equipped with upper cover (4), hypomere wire pole (2) bottom is provided with down base (5), in ground connection downlead (7) were located the wire pole, ground connection downlead (7) top was connected with lightning-arrest ball (6), and ground connection downlead (7) bottom is connected with ground net (8), its characterized in that: ground net (8) are located in lower base (5), and ground net (8) are including conducting seat (21), network structure (22) and ground terminal (23), conducting seat (21) are the cylinder structure, are connected with ground lead-down line (7) to be connected with network structure (22) through conducting rod (25) of locating conducting seat (21) periphery, network structure (22) are by the cyclic annular conducting net of multilayer and are constituteed from network structure (22) central radiation outside ray form electric lead (31), it is crossing with the cyclic annular conducting net of multilayer that ray form electric lead (31) intersects, the earth's surface is inserted to ground terminal (23) bottom, and the top is connected with the crossing department of ray form electric lead (31) and the cyclic annular conducting net of multilayer.

2. The lightning-arrest ground mesh structure of utility pole of claim 1, characterized in that: the multilayer annular conductive net comprises an inner annular conductive net (27), a first annular conductive net (28), a second annular conductive net (29) and an outer annular conductive net (30) from inside to outside, one end of a radial conductive wire (31) is connected with the inner annular conductive net (27), the other end of the radial conductive wire is connected with the outer annular conductive net (30), and the radial conductive wire (31) is intersected with the first annular conductive net (28) and the second annular conductive net (29) respectively.

3. The lightning-arrest ground mesh structure of utility pole of claim 2, characterized in that: the bottom of the grounding terminal (23) is provided with a spike part (33), and the top of the grounding terminal (23) is provided with a fixing column (24).

4. The lightning-arrest ground mesh structure of utility pole of claim 3, characterized in that: the intersection of the radial conductive wire (31) and the first annular conductive net (28) and the second annular conductive net (29) is an annular structure (32), and the annular structure (32) is sleeved above the fixed column (24) and connected with the grounding terminal (23).

5. The lightning-arrest ground mesh structure of utility pole of claim 2, characterized in that: the distance between the multilayer annular conductive net and the ground is increased from the inner ring to the outer ring.

6. The lightning-arrest ground mesh structure of utility pole of claim 5, characterized in that: the conductive rod (25) is connected with a connecting terminal (26) of the inner annular conductive net (27).