CN112909744B - Lightning protection and protection device on transformer substation roof - Google Patents
Lightning protection and protection device on transformer substation roof Download PDFInfo
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- CN112909744B CN112909744B CN202110088484.XA CN202110088484A CN112909744B CN 112909744 B CN112909744 B CN 112909744B CN 202110088484 A CN202110088484 A CN 202110088484A CN 112909744 B CN112909744 B CN 112909744B
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- lightning
- transformer substation
- roof
- buffer
- lightning rod
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T19/00—Devices providing for corona discharge
- H01T19/04—Devices providing for corona discharge having pointed electrodes
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The invention discloses a lightning protection and protection device for a transformer substation roof, which comprises an installation platform, a buffer shell and a lightning rod, wherein the other end of a spiral conductor is provided with a grounding lead penetrating through a buffer hole in the center of the bottom of the buffer shell, the outer wall of a main body lightning rod and one side of the outer wall of the grounding lead, which is positioned in the buffer hole, are sleeved with insulating sleeves, the outer sides of the insulating sleeves are sleeved with protective sleeves, and telescopic springs are uniformly arranged between the outer sides of the protective sleeves and the inner wall of the buffer hole; the lightning protection lightning arrester has the advantages that wind power on the main lightning conductor is consumed through the extension of the extension spring, the main lightning conductor is prevented from being bent or broken, falling accidents are prevented, the service life of the main lightning conductor is prolonged, the lightning protection effect of the main lightning conductor is guaranteed, the length of the lightning conductor can be prolonged in an effective range through the structural arrangement of the spiral conductor, and the voltage of the lightning protection lightning arrester for receiving lightning is reduced.
Description
Technical Field
The invention relates to the technical field of lightning protection of power equipment, in particular to a lightning protection device for a transformer substation roof.
Background
As a device for protecting buildings or electrical equipment from being damaged by lightning strikes, lightning rods are widely used in power plants, substations, and other places. The lightning rod is a lightning receptor which can protect electrical equipment and buildings from being struck by direct lightning, and the principle of the lightning rod is that a metal rod is installed at the top end of a tall building (or a pole tower), and is connected with a metal buried underground by a metal wire, and the tip of the metal rod is used for discharging electricity, so that lightning is attracted to the lightning rod body and is safely led into the ground, and the effect of protecting the equipment is achieved.
However, the existing lightning protection device has some disadvantages in the using process, such as:
in order to facilitate lightning triggering, a lightning rod of the lightning protection lightning arrester is high and long, the lightning rod is easily influenced by wind power in a thunderstorm season, the lightning rod is in a swinging state for a long time, the lightning rod is easily broken or bent, the lightning triggering effect of the lightning rod is influenced, and a falling accident is easily caused.
Disclosure of Invention
The invention aims to provide a lightning protection and protection device for a transformer substation roof, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a lightning protection and protection device for a transformer substation roof comprises an installation platform, a buffer shell and a lightning rod, wherein a support column is fixedly installed on the upper surface of the installation platform through bolts, the top of the support column is fixedly provided with the buffer shell through bolts, buffer holes are formed in the center of the top and the center of the bottom of the buffer shell, the lightning rod is arranged at the axis of the buffer shell and comprises a main lightning rod body, a grounding lead and a spiral conductor, the spiral conductor is arranged at the center inside the buffer shell, one end of the spiral conductor is provided with the main lightning rod body penetrating through the buffer holes in the center of the top of the buffer shell, the other end of the spiral conductor is provided with the grounding lead penetrating through the buffer holes in the center of the bottom of the buffer shell, and the outer wall of the main lightning rod body and one side of the outer wall of the grounding lead, which is positioned inside the buffer holes, are both sleeved with an insulating sleeve, the insulating cover outside has cup jointed the lag, the lag outside with evenly be provided with expanding spring between the buffering hole inner wall.
The mounting table is integrally of a disc-shaped structure and is made of an insulating material.
The edge of the lower surface of the mounting table is provided with supporting legs through bolts, and the bottoms of the supporting legs are provided with bases through bolts.
The center of the surface of the mounting table is provided with a through hole matched with the grounding lead, and the grounding lead penetrates through the through hole.
The main body lightning rod, the grounding lead and the spiral conductor are of an integrated structure.
One end of the telescopic spring is fixedly connected with the inner wall of the buffering hole through a bolt, and the other end of the telescopic spring is fixedly connected with the outer wall of the protecting sleeve through a bolt.
The buffer shell is integrally of a cylinder structure and is made of stainless steel materials.
And one end of the grounding lead, which is far away from the spiral conductor, is buried underground.
The lightning arrester is characterized in that a mounting disc is fixedly sleeved on one side of the outer wall of the main body lightning arrester body through a bolt, and an auxiliary lightning arrester body is uniformly and fixedly mounted on the outer wall of the mounting disc through a bolt.
Compared with the prior art, the invention has the beneficial effects that:
the lightning rod is divided into a main lightning rod, a grounding lead and a spiral conductor, the spiral conductor is arranged in the buffer shell, and then the main lightning rod and the grounding lead are supported through the telescopic spring.
Drawings
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is a schematic cross-sectional front view of a buffer housing according to the present invention;
FIG. 3 is a schematic top view of the buffering housing according to the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 2.
In FIGS. 1-4: 10. an installation table; 11. supporting legs; 12. a base; 13. a support pillar; 20. a buffer housing; 21. a buffer hole; 22. a tension spring; 23. an insulating sleeve; 24. a protective sleeve; 30. a lightning rod; 31. a main body lightning rod; 32. a ground lead; 33. a helical conductor; 40. mounting a disc; 41. and (5) assisting the lightning conductor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a lightning protection device for a transformer substation roof comprises a mounting platform 10, a buffer shell 20 and a lightning rod 30.
Wherein, the mounting table 10 is integrally of a disc-shaped structure, and the mounting table 10 is made of an insulating material.
Wherein, there is supporting leg 11 in the edge of mount table 10 lower surface through the even fixed mounting of bolt, and there is base 12 in supporting leg 11 bottom through bolt fixed mounting, when using, through base 12 with this lightning protection arrester fixed mounting in transformer substation's roof department to set up this lightning protection arrester every 10 square meters in transformer substation's roof department as required.
Wherein, the upper surface of the mounting platform 10 is fixedly provided with a support column 13 through a bolt, the top of the support column 13 is fixedly provided with a buffer casing 20 through a bolt, the center of the top and the center of the bottom of the buffer casing 20 are both provided with buffer holes 21, the axle center of the buffer casing 20 is provided with a lightning rod 30, the lightning rod 30 comprises a main body lightning rod 31, a grounding lead 32 and a spiral conductor 33, the spiral conductor 33 is arranged at the center of the inside of the buffer casing 20, one end of the spiral conductor 33 is provided with the main body lightning rod 31 penetrating through the buffer holes 21 at the center of the top of the buffer casing 20, the other end of the spiral conductor 33 is provided with the grounding lead 32 penetrating through the buffer holes 21 at the center of the bottom of the buffer casing 20, the outer wall of the main body lightning rod 31 and the outer wall of the grounding lead 32 are both sleeved with an insulating sleeve 23 at one side of the inside of the buffer holes 21, the outer side of the insulating sleeve 23 is sleeved with a protective sleeve 24, and telescopic springs 22 are uniformly arranged between the outer side of the protective sleeve 24 and the inner wall of the buffer hole 21.
The length of the lightning rod 30 can be extended in an effective range by the structural arrangement of the spiral conductor 33, so that the voltage of lightning received by the lightning protection device is reduced.
Wherein, divide into main part lightning rod 31 with lightning rod 30, ground lead 32 and heliciform conductor 33 triplex, and set up heliciform conductor 33 inside buffer housing 20, then support main part lightning rod 31 and ground lead 32 through expanding spring 22, when lightning rod 30 meets wind-force, main part lightning rod 31 and ground lead 32 all can produce pressure to insulating cover 23 and lag 24, produce the extrusion to the expanding spring 22 of buffering hole 21 inside simultaneously, then consume the wind-force that lightning rod 30 received through expanding spring 22's flexible, avoid main part lightning rod 31 to take place to buckle or break, prevent to take place the accident of falling, the life of main part lightning rod 31 has been improved, the lightning effect of main part lightning rod 31 has been guaranteed simultaneously.
Wherein, the center department on mount table 10 surface sets up the through-hole of cooperation ground lead 32, and ground lead 32 runs through the through-hole, runs through the through-hole setting with ground lead 32, avoids ground lead 32 and mount table 10 contact, guarantees that ground lead 32 can be smooth and easy introduces the thunder and lightning underground.
Wherein, main part lightning rod 31, ground lead 32 and heliciform conductor 33 are the integral type structure, set up main part lightning rod 31, ground lead 32 and heliciform conductor 33 integral type, avoid having the concatenation gap between main part lightning rod 31, ground lead 32 and the heliciform conductor 33 to guarantee that lightning rod 30 can be smooth and easy to introduce the thunder and lightning underground.
One end of the telescopic spring 22 is fixedly connected with the inner wall of the buffer hole 21 through a bolt, the other end of the telescopic spring 22 is fixedly connected with the outer wall of the protective sleeve 24 through a bolt, the main body lightning guiding needle 31 and the grounding lead 32 are supported through the telescopic spring 22, and when no wind power exists, the main body lightning guiding needle 31 and the grounding lead 32 can be ensured to be positioned at the axis of the buffer hole 21 through the support of the telescopic spring 22; when wind-force blows to lightning rod 30, then arouse lightning rod 30 to take place to rock, then main part lightning rod 31 and ground lead 32 all can produce pressure to insulating cover 23 and lag 24, produce the extrusion to the inside expanding spring 22 of buffering hole 21 simultaneously, then the wind-force that receives lightning rod 30 through expanding and contracting of expanding spring 22 consumes, avoid main part lightning rod 31 to take place to buckle or break, prevent the accident of falling, the life of main part lightning rod 31 has been improved, the lightning effect of main part lightning rod 31 has been guaranteed simultaneously.
Wherein, the whole cylinder structure that is of buffering shell 20, buffering shell 20 adopt stainless steel material to make, can support spiral conductor 33 through buffering shell 20, avoid lightning rod 30 to take place to buckle or break under the effect of wind power.
Wherein, the one end that helical conductor 33 is kept away from to ground lead 32 is buried underground, receives the thunder and lightning through main part lightning rod 31, then passes through helical conductor 33 with the thunder and lightning transmission that main part lightning rod 31 received to ground lead 32, passes through ground lead 32 with the thunder and lightning transmission underground after that to reach the lightning-arrest purpose of lightning protection.
Wherein, one side of main part lightning rod 31 outer wall has fixed the cup 40 through the bolt, and the outer wall of cup 40 has supplementary lightning rod 41 through the even fixed mounting of bolt, through set up supplementary lightning rod 41 around main part lightning rod 31, has improved lightning rod 30's lightning effect of drawing.
The working principle is as follows: when in use, the lightning rod 30 is divided into three parts, namely a main lightning rod 31, a grounding lead 32 and a spiral conductor 33, the spiral conductor 33 is arranged in the buffer shell 20, then the main lightning rod 31 and the grounding lead 32 are supported by the telescopic spring 22, when the lightning rod 30 encounters wind power, the main lightning rod 31 and the grounding lead 32 both generate pressure on the insulating sleeve 23 and the protective sleeve 24, the telescopic spring 22 in the buffer hole 21 is extruded at the same time, then the wind power received by the lightning rod 30 is consumed by the telescopic spring 22, the main lightning rod 31 is prevented from being bent or broken, the falling accident is prevented, the service life of the main lightning rod 31 is prolonged, the lightning guiding effect of the main lightning rod 31 is ensured, and the length of the lightning rod 30 can be prolonged in an effective range by the structural arrangement of the spiral conductor 33, thereby reducing the voltage of lightning received by the lightning protection device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a lightning protection arrester on transformer substation's roof, includes mount table (10), buffering shell (20) and lightning rod (30), its characterized in that: the mounting table (10) upper surface is provided with a support column (13) through bolt fixed mounting, the top of the support column (13) is provided with a buffer shell (20) through bolt fixed mounting, the center of the top of the buffer shell (20) and the center of the bottom of the buffer shell (20) are provided with buffer holes (21), the axle center of the buffer shell (20) is provided with a lightning rod (30), the lightning rod (30) comprises a main body lightning rod (31), a grounding lead (32) and a spiral conductor (33), the spiral conductor (33) is arranged at the center of the inside of the buffer shell (20), one end of the spiral conductor (33) is provided with the main body lightning rod (31) which penetrates through the buffer holes (21) at the center of the top of the buffer shell (20), the other end of the spiral conductor (33) is provided with the grounding lead (32) which penetrates through the center of the bottom of the buffer shell (20), main part thunder guide needle (31) outer wall with ground lead (32) outer wall is located insulating cover (23) have all been cup jointed to inside one side of buffering hole (21), lag (24) have been cup jointed in insulating cover (23) outside, lag (24) outside with evenly be provided with expanding spring (22) between buffering hole (21) inner wall.
2. The lightning protection device on the roof of the transformer substation according to claim 1, characterized in that: the mounting table (10) is integrally of a disc-shaped structure, and the mounting table (10) is made of an insulating material.
3. The lightning protection device on the roof of the transformer substation according to claim 2, characterized in that: the edge of mount table (10) lower surface has supporting leg (11) through the even fixed mounting of bolt, there is base (12) supporting leg (11) bottom through bolt fixed mounting.
4. The lightning protection device on the roof of the transformer substation according to claim 3, characterized in that: a through hole matched with the grounding lead (32) is formed in the center of the surface of the mounting table (10), and the grounding lead (32) penetrates through the through hole.
5. The lightning protection device on the roof of the transformer substation according to claim 4, characterized in that: the main body lightning rod (31), the grounding lead (32) and the spiral conductor (33) are of an integrated structure.
6. The lightning protection device on the roof of the transformer substation according to claim 5, characterized in that: one end of the telescopic spring (22) is fixedly connected with the inner wall of the buffering hole (21) through a bolt, and the other end of the telescopic spring (22) is fixedly connected with the outer wall of the protective sleeve (24) through a bolt.
7. The lightning protection device on the roof of the transformer substation according to claim 6, characterized in that: the buffer shell (20) is integrally of a cylindrical structure, and the buffer shell (20) is made of stainless steel materials.
8. The lightning protection device on the roof of the transformer substation according to claim 7, characterized in that: one end of the grounding lead (32) far away from the spiral conductor (33) is buried underground.
9. The lightning protection device on the roof of the transformer substation according to claim 8, characterized in that: one side of main part detonator (31) outer wall has fixed the cup joint through the bolt and has mounting disc (40), mounting disc (40) outer wall has supplementary detonator (41) through the even fixed mounting of bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110088484.XA CN112909744B (en) | 2021-01-22 | 2021-01-22 | Lightning protection and protection device on transformer substation roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110088484.XA CN112909744B (en) | 2021-01-22 | 2021-01-22 | Lightning protection and protection device on transformer substation roof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112909744A CN112909744A (en) | 2021-06-04 |
| CN112909744B true CN112909744B (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110088484.XA Active CN112909744B (en) | 2021-01-22 | 2021-01-22 | Lightning protection and protection device on transformer substation roof |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209497241U (en) * | 2019-03-27 | 2019-10-15 | 吉林省德鸿光电科技有限公司 | The safeguard structure set is attached together in a kind of segmented thunder and lightning |
| CN110165560B (en) * | 2019-06-05 | 2020-10-09 | 国家电网有限公司 | Lightning protection and protection device on transformer substation roof |
| CN110752510A (en) * | 2019-11-26 | 2020-02-04 | 杭州展虹科技有限公司 | Lightning protection equipment that anti-seismic performance is strong |
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| CN112909744A (en) | 2021-06-04 |
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