CN213212661U - Low-impedance lightning arrester for high-voltage transmission line - Google Patents
Low-impedance lightning arrester for high-voltage transmission line Download PDFInfo
- Publication number
- CN213212661U CN213212661U CN202022585923.1U CN202022585923U CN213212661U CN 213212661 U CN213212661 U CN 213212661U CN 202022585923 U CN202022585923 U CN 202022585923U CN 213212661 U CN213212661 U CN 213212661U
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- Prior art keywords
- transmission line
- iron tower
- power transmission
- fixedly connected
- fixed
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 67
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 90
- 229910052742 iron Inorganic materials 0.000 claims abstract description 45
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 24
- 230000001012 protector Effects 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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Abstract
The utility model discloses a high tension transmission line low impedance lightning arrester, including the power transmission line iron tower, be equipped with resistance reducing agent case under the power transmission line iron tower, the fixed welding in top central authorities of power transmission line iron tower has the lightning rod, the fixed welding in inboard top of power transmission line iron tower has middle box, the inboard of middle box is fixed with the conduction board, the top of conduction board and the bottom fixed connection of lightning rod, two ground connection cables of bottom fixedly connected with of conduction board, the outside cover of ground connection cable is equipped with hollow fixed column, the bottom fixedly connected with surge protection box of fixed column, the inboard fixed a plurality of surge protector that is equipped with of surge protection box, the bottom fixedly connected with a plurality of ground connection post of surge protection box, the bottom of ground connection post extends to resistance reducing agent incasement and fixedly connected with ground plate, equidistant a plurality of spiral ground connection post of. The utility model discloses can in time arrange the ground with the thunder and lightning electric current, protect the good power transmission line iron tower and avoid the thunderbolt.
Description
Technical Field
The utility model relates to a high tension transmission line technical field that takes shelter from thunder, in particular to high tension transmission line low impedance lightning arrester.
Background
The structure of the iron tower of the transmission line is characterized in that various tower types belong to a space truss structure, the rod pieces mainly comprise single equilateral angle steel or combined angle steel, the materials generally use the rough bolts for connecting the rod pieces, the rod pieces are connected by the shearing force of the bolts, the whole tower comprises the angle steel, connecting steel plates and the bolts, and individual components such as tower feet and the like are welded into an assembly by a plurality of steel plates, so the hot galvanizing corrosion prevention, the transportation and the construction erection are very convenient. For the iron tower with the breath height below 60m, a foot nail is arranged on one main material of the iron tower so as to facilitate the climbing operation of construction operators. The traditional power transmission line iron tower cannot well arrest lightning, so that the transmission of electric quantity on the power transmission line iron tower is influenced, or the power transmission line iron tower can be damaged seriously, the power transmission line iron tower is one of necessary conditions of power transmission, if the electric quantity caused by lightning stroke cannot be discharged in rainy weather, other people or objects can be damaged around the high-voltage power transmission line, and further the safety of people or objects in the normal range of the power transmission line iron tower cannot be ensured.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a high tension transmission line low impedance lightning arrester can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-voltage transmission line low-impedance lightning arrester comprises a transmission line iron tower, wherein the transmission line iron tower is in a hollow prismoid shape, a resistance reducing agent box is arranged under the transmission line iron tower, a lightning rod is fixedly welded at the center of the top of the transmission line iron tower, a plurality of cable fixing mechanisms are uniformly and fixedly connected with the outer walls of the two sides of the transmission line iron tower along the height direction, a reinforcing rod is fixedly connected between the bottom of each cable fixing mechanism and the outer wall of the transmission line iron tower, an intermediate box is fixedly welded at the top of the inner side of the transmission line iron tower, a conducting plate is fixed at the inner side of the intermediate box, the top of the conducting plate is fixedly connected with the bottom of the lightning rod, two grounding cables are fixedly connected with the bottom of the conducting plate, a hollow fixing column is sleeved on, the inboard of surge protection box is fixed and is equipped with a plurality of surge protector, the bottom fixedly connected with a plurality of ground connection post of surge protection box, the bottom of ground connection post extends to resistance reducing agent incasement and fixedly connected with ground plate, equidistant fixedly connected with a plurality of spiral ground connection post in the bottom of ground plate.
Preferably, the resistance reducing agent box is filled with resistance reducing agent on the inner side, the spiral grounding column is immersed in the resistance reducing agent, and the two sides and the bottom of the resistance reducing agent box are fixedly connected with embedded rods at equal intervals.
Preferably, cable fixed establishment includes rectangular main part, a plurality of cable through-hole has been seted up along length direction equidistant to both sides around the main part, the inner wall of cable through-hole evenly is fixed with a plurality of groups fixed plate, every group two along the circumferencial direction rotate between the fixed plate and be connected with solid rubber roller.
Preferably, the number of the grounding posts is not less than three, and the number of the spiral grounding posts is twice of that of the grounding posts.
Preferably, an insulating layer is laid at the joint of the top of the power transmission line iron tower and the lightning rod.
Preferably, a plurality of cross bars are fixed on the inner walls of the two sides of the power transmission line iron tower at equal intervals from bottom to bottom in sequence, and reinforcing rods are fixedly connected between the two sides of the top of each cross bar and the inner walls of the power transmission line iron tower.
Compared with the prior art, the utility model discloses following beneficial effect has: the high-voltage transmission line low-impedance lightning arrester is characterized in that lightning firstly hits a lightning rod due to the characteristic that the lightning firstly hits a high object in thunderstorm weather, the current of the lightning flows into a conducting plate below the lightning rod, the conducting plate then conducts the lightning current to a grounding cable in a fixed column, so that the current cannot completely interfere with a power transmission line iron tower, the current reaches a surge protection box along the grounding cable, a plurality of surge protectors can be simultaneously conducted and shunted in a very short time, so that the shunted current reaches a grounding plate in the ground through each grounding column, a spiral grounding column is fixedly connected to the bottom of the grounding plate, a column body of the spiral grounding column is completely inserted into a resistance reducing agent box, the resistance reducing agent box is filled with the inside, the spiral grounding column can increase the contact area with the ground, and the charges generated by the lightning can be timely discharged to the ground, the protection that can be fine is good power transmission line iron tower and is avoided the thunderbolt, guarantees cable conductor safety, through setting up cable fixed establishment, the inner wall of cable through-hole evenly is fixed with a plurality of groups fixed plate, every group two along the circumferencial direction rotate between the fixed plate and be connected with solid rubber roller, and the cable penetrates and is connected with solid rubber roller when pulling in the cable through-hole and the friction drag that lowers that solid rubber roller contact can be very big, can effectually avoid the cable to cause the injury penetrating the cable through-hole.
Drawings
Fig. 1 is a schematic view of the overall structure of a low impedance lightning arrester for a high-voltage transmission line of the present invention;
fig. 2 is the utility model relates to a high tension transmission line low impedance lightning arrester's cable fixed establishment's cross-sectional view.
In the figure: 1. a transmission line iron tower; 2. a resistance reducing agent box; 3. a lightning rod; 4. a cable fixing mechanism; 5. a reinforcing bar; 6. a middle box; 7. a conductive plate; 8. a ground cable; 9. fixing a column; 10. a surge protection box; 11. a surge protector; 12. a ground post; 13. a ground plate; 14. a helical ground post; 15. pre-burying a rod; 16. a main body; 17. a cable through hole; 18. a fixing plate; 19. a solid rubber roller; 20. a cross bar; 21. and a reinforcing rod.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1-2, a high-voltage transmission line low impedance lightning arrester comprises a transmission line iron tower 1, wherein the transmission line iron tower 1 is in a hollow prismoid shape, a resistance reducing agent box 2 is arranged under the transmission line iron tower 1, a lightning rod 3 is fixedly welded at the center of the top of the transmission line iron tower 1, a plurality of cable fixing mechanisms 4 are uniformly and fixedly connected with the outer walls of two sides of the transmission line iron tower 1 along the height direction, a reinforcing rod 5 is fixedly connected between the bottom of each cable fixing mechanism 4 and the outer wall of the transmission line iron tower 1, an intermediate box 6 is fixedly welded at the top of the inner side of the transmission line iron tower 1, a conducting plate 7 is fixed at the inner side of the intermediate box 6, the top of the conducting plate 7 is fixedly connected with the bottom of the lightning rod 3, two grounding cables 8 are fixedly connected with the bottom of the conducting plate 7, the bottom of the fixing column 9 is fixedly connected with a surge protection box 10, the inner side of the surge protection box 10 is fixedly provided with a plurality of surge protectors 11, the bottom of the surge protection box 10 is fixedly connected with a plurality of grounding columns 12, the bottoms of the grounding columns 12 extend into the resistance reducing agent box 2 and are fixedly connected with a grounding plate 13, and the bottoms of the grounding plate 13 are fixedly connected with a plurality of spiral grounding columns 14 at equal intervals.
In this embodiment, it is preferable that the resistance reducing agent box 2 is filled with a resistance reducing agent inside, the spiral grounding pole 14 is immersed in the resistance reducing agent, and the embedded rods 15 are fixedly connected to two sides and the bottom of the resistance reducing agent box 2 at equal intervals.
In this embodiment, preferably, the cable fixing mechanism 4 includes a rectangular main body 16, a plurality of cable through holes 17 have been seted up along length direction equidistant to both sides around the main body 16, the inner wall of cable through hole 17 is evenly fixed with a plurality of groups of fixed plates 18 along the circumferencial direction, and every group is two it is connected with solid rubber roller 19 to rotate between the fixed plate 18.
In this embodiment, it is preferable that the number of the ground studs 12 is not less than three, and the number of the spiral ground studs 14 is twice the number of the ground studs 12.
In this embodiment, preferably, an insulating layer is laid at a connection between the top of the power transmission line tower 1 and the lightning rod 3.
In this embodiment, preferably, a plurality of cross bars 20 are sequentially fixed on the inner walls of the two sides of the power transmission line tower 1 at equal intervals from bottom to bottom, and reinforcing rods 21 are fixedly connected between the two sides of the top of the cross bars 20 and the inner walls of the power transmission line tower 1.
It should be noted that, the utility model relates to a high tension transmission line low impedance lightning arrester, when using, in the thunderstorm weather, the thunder can hit the lightning rod 3 at first because the characteristic of hitting the high-height thing at first, the electric current of thunder flows in on the conduction board 7 of the below of lightning rod 3, the conduction board 7 is then on conducting the thunder and lightning electric current to the ground connection cable 8 in the fixed column 9, make the electric current totally unable to interfere the power transmission line iron tower 1, the electric current reaches the surge protection box 10 along the ground connection cable 8, a plurality of surge protectors 11 can switch on the reposition of redundant personnel simultaneously in the very short time, make the reposition of redundant personnel electric current reach the ground plate 13 in the ground through each ground connection post 12, the fixedly connected with spiral ground connection post 14 of ground plate 13 bottom, and the shaft of spiral ground connection post 14 inserts in the friction reducer case 2 completely, the internal packing in the friction reducer case 2 has the, spiral ground post 14 can increase the area of contact with the ground body for the electric charge that the thunder and lightning produced can in time be arranged to the ground, and power transmission line iron tower 1 that can be fine is protected and is avoided the thunderbolt, guarantees cable run safety, and through setting up cable fixed establishment, the inner wall of cable through-hole 17 evenly is fixed with a plurality of groups fixed plate 18 along the circumferencial direction, every group is two it is connected with solid rubber roller 19 to rotate between the fixed plate 18, and the cable penetrates and carries out the frictional resistance that reduces that can be very big with solid rubber roller 19 contact when pulling in the cable through-hole 17, can effectually avoid the cable to cause the injury penetrating cable through-hole.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high tension transmission line low impedance lightning arrester, includes power transmission line iron tower (1), its characterized in that: the lightning rod is characterized in that the power transmission line iron tower (1) is in a hollow prismoid shape, a resistance reducing agent box (2) is arranged under the power transmission line iron tower (1), a lightning rod (3) is fixedly welded at the center of the top of the power transmission line iron tower (1), a plurality of cable fixing mechanisms (4) are uniformly and fixedly connected with the outer walls of the two sides of the power transmission line iron tower (1) along the height direction, a reinforcing rod (5) is fixedly connected between the bottom of each cable fixing mechanism (4) and the outer wall of the power transmission line iron tower (1), an intermediate box (6) is fixedly welded at the top of the inner side of the power transmission line iron tower (1), a conducting plate (7) is fixed at the inner side of the intermediate box (6), the top of the conducting plate (7) is fixedly connected with the bottom of the lightning rod (3), two grounding cables (8) are fixedly connected with the bottom of the conducting, the bottom fixedly connected with surge protection box (10) of fixed column (9), the inboard of surge protection box (10) is fixed and is equipped with a plurality of surge protector (11), the bottom fixedly connected with a plurality of ground connection post (12) of surge protection box (10), the bottom of ground connection post (12) extends to fall in resistance agent case (2) and fixedly connected with ground plate (13), the equidistant fixedly connected with a plurality of spiral ground connection post (14) in bottom of ground plate (13).
2. The low impedance lightning arrester of high voltage transmission line of claim 1, characterized in that: the inner side of the resistance reducing agent box (2) is filled with a resistance reducing agent, the spiral grounding column (14) is immersed in the resistance reducing agent, and two sides and the bottom of the resistance reducing agent box (2) are fixedly connected with embedded rods (15) at equal intervals.
3. The low impedance lightning arrester of high voltage transmission line of claim 1, characterized in that: cable fixed establishment (4) include rectangular main part (16), a plurality of cable through-hole (17) have been seted up along length direction equidistant to both sides around main part (16), the inner wall of cable through-hole (17) is evenly fixed with a plurality of groups fixed plate (18) along the circumferencial direction, and every group is two it is connected with solid rubber roller (19) to rotate between fixed plate (18).
4. The low impedance lightning arrester of high voltage transmission line of claim 1, characterized in that: the number of the grounding posts (12) is not less than three, and the number of the spiral grounding posts (14) is twice of that of the grounding posts (12).
5. The low impedance lightning arrester of high voltage transmission line of claim 1, characterized in that: and an insulating layer is laid at the joint of the top of the power transmission line iron tower (1) and the lightning rod (3).
6. The low impedance lightning arrester of high voltage transmission line of claim 1, characterized in that: a plurality of cross rods (20) are fixed on the inner walls of the two sides of the power transmission line iron tower (1) in sequence from bottom to bottom at equal intervals, and reinforcing rods (21) are fixedly connected between the two sides of the top of each cross rod (20) and the inner wall of the power transmission line iron tower (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022585923.1U CN213212661U (en) | 2020-11-10 | 2020-11-10 | Low-impedance lightning arrester for high-voltage transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022585923.1U CN213212661U (en) | 2020-11-10 | 2020-11-10 | Low-impedance lightning arrester for high-voltage transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213212661U true CN213212661U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022585923.1U Expired - Fee Related CN213212661U (en) | 2020-11-10 | 2020-11-10 | Low-impedance lightning arrester for high-voltage transmission line |
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| CN (1) | CN213212661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096629A (en) * | 2023-08-25 | 2023-11-21 | 江苏安全技术职业学院 | Electric power safety earthing device |
-
2020
- 2020-11-10 CN CN202022585923.1U patent/CN213212661U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117096629A (en) * | 2023-08-25 | 2023-11-21 | 江苏安全技术职业学院 | Electric power safety earthing device |
| CN117096629B (en) * | 2023-08-25 | 2024-04-19 | 江苏安全技术职业学院 | Electric power safety earthing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211231 Address after: 650000 No. 9-1, Jingyou Road, economic development zone, Kunming, Yunnan Patentee after: Yunnan Poly-control Electrical Equipment Co.,Ltd. Address before: 650000 no.9-1 Jingyou Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee before: Yunnan jukong Power Engineering Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |