CN217215911U - Photovoltaic power plant lightning protection device - Google Patents

Abstract

The utility model discloses a photovoltaic power plant lightning protection device, which comprises a column, the fashioned metal of stand as an organic whole leads electrical pillar, the top of stand is provided with the lightning-arrest ball to the top of lightning-arrest ball is provided with the lightning-arrest needle, the bottom of stand is fixed with the concrete base, the concrete base is buried underground, the surface of stand and the top that is located the concrete base are provided with electrically conductive dish, electrically conductive dish is also buried underground in the underground, the ground of stand week side is provided with encloses the fender base, it obtains the top and is provided with and encloses a fender section of thick bamboo to enclose the fender section of thick bamboo and be the tapered form to it has the commentaries on classics piece to pile up and form to enclose a fender section of thick bamboo, the surface that encloses the fender section of thick bamboo outside is provided with climbing frame, enclose the bottom of keeping off the base and seted up the wash port, the wash port is provided with a plurality ofly, and it is annular evenly distributed. The utility model provides a prior art guide efficiency poor, the maintenance is dismantled to spare part damage back inconvenient, and does not have better safeguard measure's problem.

Description

Photovoltaic power plant lightning protection device

Technical Field

The utility model relates to a photovoltaic power plant lightning protection technical field especially relates to a photovoltaic power plant lightning protection device.

Background

The photovoltaic power station is a power generation system which is formed by using solar energy and electronic elements made of special materials such as a crystalline silicon plate, an inverter and the like, and is connected with a power grid and transmits power to the power grid.

An arrester is used in an electrical appliance to protect electrical equipment from high transient over-voltages and to limit the freewheel time and also to limit the freewheel amplitude. The lightning protection device is used for conducting electricity into the ground when a lightning strike occurs by utilizing a voltage discharge phenomenon, so that charged objects are protected, and the lightning protection device is used for protecting electric appliances and lines. The damage of thunder and lightning to the building is avoided.

The lightning arrester leads high-voltage impact current to ground through a connecting conductor, thereby limiting voltage amplitude, leading efficiency when discharging the thunder and lightning guide underground is poor, inconvenient dismantlement maintenance after the spare part damages, and install in open-air power station lightning protection device, higher to the altitude mixture requirement, do not have better safeguard measure and easily empty in bad weather.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a photovoltaic power plant lightning protection device to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize:

the utility model provides a photovoltaic power plant lightning protection device, includes the stand, the top of stand is provided with the lightning-arrest ball to the top of lightning-arrest ball is provided with the lightning-arrest needle, the bottom of stand is fixed with the concrete base, the concrete base is buried underground, the surface of stand and the top that is located the concrete base are provided with conductive disc, conductive disc also buries underground, the ground of stand week side is provided with encloses the fender base, it is provided with to enclose the fender base and encloses a fender section of thick bamboo to it is the tapered form to enclose a fender section of thick bamboo to have the commentaries on classics piece to pile up and form, the surface that encloses the fender section of thick bamboo outside is provided with the climbing frame.

The upright posts are integrally formed metal conductive posts.

Preferably: the surface of the upright post is fixed with a conductive cylinder, the conductive cylinder is in a conical shape, and the bottom of the conductive cylinder is fixed with a grounding conductor.

Preferably, the following components: the bottom of the enclosure base is provided with a plurality of drain holes which are uniformly distributed in an annular shape.

Preferably: the lightning receiving ball is connected with the stand column through the ball bracket, the bottom of the ball bracket is fixed with the stand column, the ball bracket is matched with the lightning receiving ball, and the lightning receiving ball is fixed with the ball bracket through a bolt.

Preferably: the lightning guiding needle is fixed at the top of the lightning catching ball through a connecting gasket and a bolt, the connecting gasket is arc-shaped, and the shape of the connecting gasket is matched with the spherical surface of the lightning catching ball.

The utility model has the advantages that:

1. the utility model has the advantages that the arrangement of the enclosure base and the enclosure cylinder can shield the stand column, thereby avoiding the damage of the stand column caused by accidental collision and the toppling of the stand column caused by strong wind in severe weather, and when the parts of the device are damaged by the lightning catching ball and the lightning guiding needle, the top of the enclosure cylinder 7 can be climbed through the climbing frame on the outer side surface of the enclosure cylinder, so that the maintenance or the replacement of the enclosure cylinder can be conveniently carried out;

2. the utility model discloses a setting of a conductive tube and ground conductor, when the device is struck by lightning, can shunt the electric current in the stand, and partial electric current is through a conductive tube and the leading-in underground of ground conductor, and remaining electric current then improves the device's guide efficiency through leading-in underground of conductive dish.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is the structure schematic diagram of the lightning ball and the lightning guiding needle of the utility model.

Reference numerals: 1. a column; 2. a concrete base; 3. a lightning catching ball; 4. a lightning-guiding needle; 5. a conductive plate; 6. a fence base; 7. a fence barrel; 8. a climbing frame; 9. a conductive barrel; 10. a ground conductor; 11. a drain hole; 12. a ball carrier; 13. a bolt; 14. and connecting the gasket.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Examples

As shown in figure 1, a lightning protection device for a photovoltaic power station comprises a column 1, wherein the column 1 is an integrally formed metal conductive column, a lightning receiving ball 3 is arranged at the top of the column 1, a lightning guiding needle 4 is arranged at the top of the lightning receiving ball 3, a concrete base 2 is fixed at the bottom of the column 1, the concrete base 2 is buried underground, a conductive disc 5 is arranged on the surface of the column 1 and above the concrete base 2, the conductive disc 5 is also buried underground, a surrounding and blocking base 6 is arranged on the ground on the peripheral side of the column 1, a surrounding and blocking cylinder 7 is arranged at the top of the surrounding and blocking base 6, the surrounding and blocking cylinder 7 is in a conical shape and is formed by stacking rotating blocks, a climbing frame 8 is arranged on the surface of the outer side of the surrounding and blocking cylinder 7, the bottom of the column 1 is buried underground through the concrete base 2, the stability of the column is ensured, and the column 1 is shielded through the arrangement of the surrounding and blocking base 6 and the surrounding and the blocking cylinder 7, can avoid accidental collision to lead to the stand impaired, can avoid the strong wind of bad weather again to lead to the stand to empty, receive the ball 3 of dodging and draw thunder needle 4 impaired back as the spare part of the device, can climb up the top of enclosing a fender section of thick bamboo 7 through the climbing frame 8 of enclosing a 7 outside surfaces of fender section of thick bamboo to it is convenient to maintain or change it.

As shown in fig. 1: the surface of the upright post 1 is fixed with a conductive cylinder 9, the conductive cylinder 9 is in a conical shape, the bottom of the conductive cylinder 9 is fixed with a grounding conductor 10, the conductive cylinder 9 and the grounding conductor 10 are arranged, when the device is struck by lightning, the current in the upright post can be shunted, part of the current is led into the ground through the conductive cylinder 9 and the grounding conductor 10, and the rest of the current is led into the ground through the conductive disc 5, so that the guiding efficiency of the device is improved.

As shown in fig. 1: enclose the bottom that keeps off base 6 and seted up wash port 11, wash port 11 is provided with a plurality ofly, and it is annular evenly distributed, through wash port 11's setting, can avoid enclosing the inside ponding of a fender section of thick bamboo 7 and lead to stand 1 and electrically conductive section of thick bamboo 9 surface to take place the corrosion with the ponding contact for a long time.

As shown in fig. 1-2: be connected through ball bracket 12 between lightning receiving ball 3 and the stand 1, the bottom of ball bracket 12 is fixed mutually with stand 1, ball bracket 12 and lightning receiving ball 3 looks adaptation, and lightning receiving ball 3 is fixed mutually with ball bracket 12 through bolt 13, lightning conductor 4 is fixed in lightning receiving ball 3's top through connecting pad 14 and bolt 13, connecting pad 14 is circular-arcly, and its shape and lightning receiving ball 3's sphere looks adaptation, distinguish with traditional lightning arrester's lightning receiving ball 3, the fixed mode of the welding of lightning conductor 4 and stand, through ball bracket 12, lightning receiving ball 3 is realized to connecting pad 14 and bolt 13's cooperation, fixing between lightning conductor 4 and the stand, make long-time use lightning receiving ball 3, after lightning conductor 4 receives the damage, can comparatively convenient thunderbolt dismantle change and maintenance to some parts.

When in specific use, the lightning protection device is arranged at a designated place, and in thunderstorm weather, the lightning guiding needle 4 guides thunder to the lightning receiving ball 3 and then to the upright post 1, then the high-voltage impact current is led to the ground by the conductive cylinder 9 and the grounding conductor 10 in cooperation with the conductive disc 5, the lightning protection work is completed, the guiding efficiency is high, because the ball bracket 12, the connecting gasket 14 and the bolt 13 are matched to realize the fixation among the lightning catching ball 3, the lightning guiding needle 4 and the upright post, part of parts can be conveniently disassembled, replaced and maintained, and through the arrangement of the enclosure base 6 and the enclosure barrel 7, plays a role of shielding the upright post 1, not only can avoid the damage of the upright post caused by accidental collision, but also can avoid the toppling of the upright post caused by strong wind in severe weather, the top of the fence barrel 7 can be climbed through the climbing frame 8, so that the lightning receiving component can be conveniently maintained or replaced.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a photovoltaic power plant lightning protection device, includes stand (1), its characterized in that: the top of stand (1) is provided with connects and dodges ball (3) to the top that connects dodge ball (3) is provided with lightning-induced needle (4), the bottom of stand (1) is fixed with concrete foundation (2), concrete foundation (2) are buried underground, the surface of stand (1) and the top that is located concrete foundation (2) are provided with electrically conductive dish (5), electrically conductive dish (5) are also buried underground in the underground, the ground of stand (1) week side is provided with encloses fender base (6), it obtains the top and is provided with and encloses fender section of thick bamboo (7) to enclose fender base (6), it is the tapered form to enclose fender section of thick bamboo (7) to it has the turning block to pile up to form to enclose fender section of thick bamboo (7), the surface that encloses the fender section of thick bamboo (7) outside is provided with climbing frame (8).

2. The lightning protection device for photovoltaic power plants according to claim 1, characterized in that: the upright post (1) is an integrally formed metal conductive post.

3. The lightning protection device for photovoltaic power plants according to claim 1, characterized in that: the surface of the upright post (1) is fixed with a conductive cylinder (9), the conductive cylinder (9) is in a conical shape, and the bottom of the conductive cylinder (9) is fixed with a grounding conductor (10).

4. The lightning protection device for photovoltaic power plants according to claim 1, characterized in that: the bottom of the enclosure base (6) is provided with a plurality of drain holes (11), and the drain holes (11) are uniformly distributed in an annular shape.

5. The lightning protection device for photovoltaic power plants according to claim 1, characterized in that: the lightning receiving ball is connected with the upright post (1) through the ball bracket (12), the bottom of the ball bracket (12) is fixed with the upright post (1), the ball bracket (12) is matched with the lightning receiving ball (3), and the lightning receiving ball (3) is fixed with the ball bracket (12) through the bolt (13).

6. The lightning protection device for photovoltaic power plants according to claim 1, characterized in that: the lightning-guiding needle (4) is fixed at the top of the lightning-catching ball (3) through a connecting gasket (14) and a bolt (13), the connecting gasket (14) is arc-shaped, and the shape of the connecting gasket is matched with the spherical surface of the lightning-catching ball (3).

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