CN220342012U - Lightning protection device for photovoltaic power station - Google Patents
Lightning protection device for photovoltaic power station Download PDFInfo
- Publication number
- CN220342012U CN220342012U CN202322006607.8U CN202322006607U CN220342012U CN 220342012 U CN220342012 U CN 220342012U CN 202322006607 U CN202322006607 U CN 202322006607U CN 220342012 U CN220342012 U CN 220342012U
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- lightning
- photovoltaic power
- protection device
- lightning protection
- mounting hole
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- 239000004020 conductor Substances 0.000 claims description 8
- 239000011241 protective layer Substances 0.000 claims description 8
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- 239000011810 insulating material Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
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- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Abstract
The utility model discloses a lightning protection device of a photovoltaic power station, which comprises a stand column, wherein a lightning receiving ball is fixedly connected to the stand column, a mounting hole is formed in the lightning receiving ball, a lightning guiding needle is mounted on the mounting hole, a threaded hole is formed in the upper end of the mounting hole, a threaded rod is arranged at the lower end of the lightning guiding needle, the threaded rod is in threaded connection with the threaded hole, the lightning guiding needle is in threaded connection with the mounting hole through the threaded rod, a base is fixedly connected to the lower end of the stand column, a concrete base is arranged on the outer side of the base, and the cross section of the concrete base is in an inverted trapezoid shape. According to the utility model, the concrete base is arranged at the lower end of the upright post, and is in an inverted trapezoid shape, and the concrete base has a larger stress surface when buried in the ground, so that the concrete base is stable, the concrete base can ensure the stability of the upright post in use, the upright post is prevented from toppling, the manufacturing cost of the concrete base is lower, and the popularization and the use are facilitated.
Description
Technical Field
The utility model belongs to the technical field of lightning protection of photovoltaic power stations, and particularly relates to a lightning protection device of a photovoltaic power station.
Background
The photovoltaic power station is a power generation system which is formed by utilizing solar energy and adopting special materials such as a crystalline silicon plate, an inverter and other electronic elements, is connected with a power grid and transmits power to the power grid.
A lightning arrester is an electrical appliance for protecting electrical equipment from high transient overvoltages and limiting the freewheel time and also often limiting the freewheel amplitude.
The utility model provides a photovoltaic power plant lightning protection device to patent number is CN202220364289.5 discloses, includes the stand, the top of stand is provided with receives the flashing ball to the top of receiving the flashing ball is provided with draws the thunder needle, the bottom of stand is fixed with concrete base, concrete base buries underground, the surface of stand just is located concrete base's top and is provided with the conducting disc, the conducting disc also buries underground, the ground of stand week side is provided with encloses fender base, it is provided with the fender section of thick bamboo to enclose fender base to enclose the top, it is coniform to enclose a fender section of thick bamboo to have the turning piece to pile up and form, it is provided with the climbing frame to enclose the surface that keeps off the section of thick bamboo outside. According to the utility model, through the arrangement of the enclosure base and the enclosure barrel, the effect of shielding the upright post is achieved, so that the upright post is prevented from being damaged due to accidental collision, and the upright post is prevented from being toppled over due to strong wind in severe weather.
However, when the photovoltaic power station is used, the enclosure base and the enclosure cylinder are arranged to shield the vertical column, the wind receiving surface can be increased, the enclosure base and the enclosure cylinder are required to be reinforced for preventing toppling, the lightning protection cost of the photovoltaic power station is increased, and the photovoltaic power station is not beneficial to popularization and use.
Therefore, in view of the above technical problems, it is necessary to provide a lightning protection device for a photovoltaic power station.
Disclosure of Invention
The utility model aims to provide a lightning protection device of a photovoltaic power station, which aims to solve the problems.
In order to achieve the above object, an embodiment of the present utility model provides the following technical solution:
the utility model provides a photovoltaic power plant lightning protection device, includes the stand, fixedly connected with meets the ball on the stand, it is provided with the mounting hole to meet the ball in the ball that flashes, install on the mounting hole and draw the thunder needle, threaded hole has been seted up to the upper end of mounting hole, the lower extreme of drawing the thunder needle is provided with the threaded rod, threaded rod threaded connection and threaded hole, draw the thunder needle to pass through threaded rod threaded connection on the mounting hole, the lower extreme fixedly connected with base of stand, the outside of base is provided with the concrete base, the cross sectional shape of concrete base sets up to the trapezoid, be provided with the inoxidizing coating on the lateral wall of stand.
Further, a ball bracket is arranged in the lightning receiving ball, and the mounting hole is arranged in the ball bracket.
Further, a fixing bolt is fixedly connected to the side wall of the lightning guiding needle, and the fixing bolt is arranged above the threaded rod.
Further, the protective layer is made of an insulating material.
Further, a conductive plate is arranged on the side wall of the upright post, and the conductive plate is arranged above the concrete base.
Further, a pair of conducting rods are fixedly connected to the side wall of the upright post, and a grounding conductor is arranged at the lower end of one side, far away from the upright post, of the conducting rods.
Further, the conducting rod is arranged above the conducting disc, and the conducting rod is arranged below the lower end of the protective layer.
Compared with the prior art, the utility model has the following advantages:
according to the utility model, the concrete base is arranged at the lower end of the upright post, and is in an inverted trapezoid shape, and the concrete base has a larger stress surface when buried in the ground, so that the concrete base is stable, the concrete base can ensure the stability of the upright post in use, the upright post is prevented from toppling, the manufacturing cost of the concrete base is lower, and the popularization and the use are facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a front view of a photovoltaic power plant lightning protection device according to an embodiment of the utility model;
FIG. 2 is a perspective view of a photovoltaic power plant lightning protection device according to an embodiment of the utility model;
FIG. 3 is a cross-sectional view of a photovoltaic power plant lightning protection device according to an embodiment of the utility model;
fig. 4 is an exploded view of a portion of a photovoltaic power plant lightning protection device according to an embodiment of the utility model.
In the figure: 1. column, 2, lightning receiving ball, 3, ball bracket, 4, mounting hole, 5, lightning needle, 6, screw hole, 7, threaded rod, 8, fixing bolt, 9, protective layer, 10, conductive disk, 11, conductive rod, 12, ground conductor, 13, base, 14, concrete base, 15.
Detailed Description
The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological or functional modifications from the embodiments are within the scope of the utility model.
The utility model discloses a lightning protection device of a photovoltaic power station, which is shown in fig. 1-3, and comprises an upright post 1. The upright 1 is a supporting member of the lightning protection device, and the upright 1 is also a down-lead of the lightning protection device so as to lead lightning down to the ground through the upright 1, thereby preventing damage of the lightning to electrical equipment.
Referring to fig. 3 and 4, a lightning receiving ball 2 is fixedly connected to the upright 1, a mounting hole 4 is formed in the lightning receiving ball 2, a ball bracket 3 is formed in the lightning receiving ball 2, and the mounting hole 4 is mounted in the ball bracket 3. The lightning receiving ball 2 is fixedly connected to the upper end of the upright post 1, the mounting hole 4 is arranged in the lightning receiving ball 2, and the mounting hole 4 is a device for receiving lightning. In order to facilitate the installation of the mounting holes 4, the ball bracket 3 is arranged on the lightning receiving ball 2 so as to sleeve the mounting holes 4 in the ball bracket 3.
Referring to fig. 4, a lightning needle 5 is mounted on the mounting hole 4, a threaded hole 6 is formed in the upper end of the mounting hole 4, a threaded rod 7 is arranged at the lower end of the lightning needle 5, the threaded rod 7 is in threaded connection with the threaded hole 6, and the lightning needle 5 is in threaded connection with the mounting hole 4 through the threaded rod 7. In order to enhance the lightning receiving capacity, the lightning receiving capacity is increased by the lightning pin 5 by installing the screw hole 6 at the upper end of the installation hole 4. In order to be convenient for install the thunder needle 5, offered threaded hole 6 on mounting hole 4, be provided with threaded rod 7 at the lower extreme of thunder needle 5, with threaded rod 7 threaded connection in threaded hole 6, will draw thunder needle 5 threaded connection on mounting hole 4, make the easy dismounting of thunder needle 5 through threaded connection's mode to maintain the change to drawing the thunder needle 5.
Referring to fig. 1 and 4, a fixing bolt 8 is fixedly connected to the side wall of the lightning needle 5, and the fixing bolt 8 is disposed above the threaded rod 7. In order to facilitate disassembly and assembly of the lightning rod 5, the lightning rod 5 is firmly installed on the installation hole 4, and the fixing bolt 8 is fixedly connected to the side wall of the lightning rod 5 so that the lightning rod 5 is driven to rotate by the fixing bolt 8, so that the lightning rod 5 is firmly installed on the installation hole 4.
Referring to fig. 3, a base 13 is fixedly connected to the lower end of the upright 1, a concrete base 14 is disposed on the outer side of the base 13, and the cross section of the concrete base 14 is shaped as an inverted trapezoid. Since the upright 1 is generally provided with a long height for good lightning protection, it is necessary to ensure stability of the upright 1 during installation in order to prevent the upright 1 from falling down during use. The lower end of the upright 1 is fixedly connected with a base 13, a concrete base 14 is arranged on the outer side of the base 13, and when the upright is installed, the lower end of the upright 1 is buried in the ground 15, so that the base 13 and the concrete base 14 are buried in the ground. Since the concrete foundation 14 is provided with the inverted trapezoid shape in the transverse cross section, the upper surface of the concrete foundation 14 is made to have a larger area, the concrete foundation 14 is buried by the ground 15, and the concrete foundation 14 is subjected to a larger pressure, so that the stability of the concrete foundation 14 buried in the ground 15 is increased. When the concrete foundation 14 has a good stability, so that the upright 1 has a good stability, the upright 1 is prevented from being toppled over when in use.
As shown in fig. 2 and 3, a protective layer 9 is arranged on the side wall of the upright post 1, and the protective layer 9 is made of an insulating material. Because stand 1 is as downlead will draw thunder and lightning transmission in the earth that thunder and lightning needle 5 and mounting hole 4 received, when stand 1 transmission thunder and lightning, the surface of stand 1 just can electrified, in order to avoid the people to touch stand 1 and receive the injury of electric shock, through being provided with inoxidizing coating 9 in the outside of stand 1, inoxidizing coating 9 insulating material makes, consequently can not directly touch stand 1 when making the people contact, has avoided receiving the electric shock.
Referring to fig. 3, a conductive plate 10 is mounted on a side wall of the column 1, and the conductive plate 10 is disposed above a concrete base 14. The lightning led down by the upright post 1 needs to be released to the ground, so that the side wall of the upright post 1 is provided with a conductive plate 10, and the lightning can be released through the conductive plate 10. And the conductive plate 10 is disposed at an upper end of the concrete base 14 and buried in the ground so as to release lightning in the ground.
Referring to fig. 3, a pair of conductive rods 11 are fixedly connected to the side walls of the upright post 1, and a ground conductor 12 is disposed at the lower end of the side of the pair of conductive rods 11 away from the upright post 1. The conducting rod 11 is arranged above the conducting disc 10, and the conducting rod 11 is arranged below the lower end of the protective layer 9. In order to ensure that lightning led down by the upright 1 can be released quickly, a conductive rod 11 is arranged on the side wall of the upright 1, and a grounding conductor 12 is arranged at the lower end of one side, far away from the upright 1, of the conductive rod 11, and the lightning is released through the conductive rod 11 and the grounding conductor 12. The upright 1 is provided with a conductive disc 10 and a conductive rod 11, so that double safety is provided for releasing lightning of the upright 1, and safety is ensured. And the conductive rod 11 and the ground conductor 12 are buried in the ground 15 so as to release lightning in the ground.
When the electric pile is used, the base 13 is fixedly connected to the lower end of the upright 1, the concrete base 14 is arranged on the outer side of the base 13, the concrete base 14 is buried in the ground 15, and the electric pile is ensured to be stable under the action of the pressure of the ground 15 due to the fact that the electric pile 10 and the electric pile 11 are buried in the ground, the buried depth of the electric pile 11 and the grounding conductor 12 is required to be standardized, the concrete base 14 is arranged at the lower end of the electric pile 10, and therefore the buried depth of the concrete base 14 is larger than the standardized buried depth of the electric pile 10, and the buried concrete base 14 can ensure the stability of the upright 1 and prevent toppling under the action of the pressure of the ground 15.
The technical scheme shows that the utility model has the following beneficial effects:
according to the utility model, the concrete base is arranged at the lower end of the upright post, and is in an inverted trapezoid shape, and the concrete base has a larger stress surface when buried in the ground, so that the concrete base is stable, the concrete base can ensure the stability of the upright post in use, the upright post is prevented from toppling, the manufacturing cost of the concrete base is lower, and the popularization and the use are facilitated.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.
Claims (7)
1. The utility model provides a photovoltaic power plant lightning protection device, includes stand (1), its characterized in that, fixedly connected with meets and dodges ball (2) on stand (1), it is provided with mounting hole (4) to meet in dodging ball (2), install on mounting hole (4) and draw thunder needle (5), screw hole (6) have been seted up to the upper end of mounting hole (4), the lower extreme of drawing thunder needle (5) is provided with threaded rod (7), threaded rod (7) threaded connection and screw hole (6) in, draw thunder needle (5) through threaded rod (7) threaded connection on mounting hole (4), the lower extreme fixedly connected with base (13) of stand (1), the outside of base (13) is provided with concrete base (14), the cross section shape of concrete base (14) sets up to the trapezoid, be provided with inoxidizing coating (9) on the lateral wall of stand (1).
2. The lightning protection device of the photovoltaic power station according to claim 1, wherein the lightning receiving ball (2) is internally provided with a ball bracket (3), and the mounting hole (4) is arranged in the ball bracket (3).
3. The lightning protection device of the photovoltaic power station according to claim 1, wherein a fixing bolt (8) is fixedly connected to the side wall of the lightning guiding needle (5), and the fixing bolt (8) is arranged above the threaded rod (7).
4. The lightning protection device of a photovoltaic power station according to claim 1, characterized in that the protective layer (9) is made of an insulating material.
5. The lightning protection device of a photovoltaic power station according to claim 1, characterized in that a conductive plate (10) is mounted on the side wall of the upright (1), and the conductive plate (10) is arranged above the concrete base (14).
6. The lightning protection device for a photovoltaic power station according to claim 5, wherein a pair of conductive rods (11) are fixedly connected to the side wall of the upright post (1), and a grounding conductor (12) is arranged at the lower end of one side, far away from the upright post (1), of the pair of conductive rods (11).
7. The lightning protection device for a photovoltaic power station according to claim 6, wherein the conducting rod (11) is arranged above the conducting disc (10), and the conducting rod (11) is arranged below the lower end of the protective layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006607.8U CN220342012U (en) | 2023-07-28 | 2023-07-28 | Lightning protection device for photovoltaic power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322006607.8U CN220342012U (en) | 2023-07-28 | 2023-07-28 | Lightning protection device for photovoltaic power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220342012U true CN220342012U (en) | 2024-01-12 |
Family
ID=89446919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322006607.8U Active CN220342012U (en) | 2023-07-28 | 2023-07-28 | Lightning protection device for photovoltaic power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220342012U (en) |
-
2023
- 2023-07-28 CN CN202322006607.8U patent/CN220342012U/en active Active
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