CN213936570U - Vertical grounding device of transmission tower - Google Patents
Vertical grounding device of transmission tower Download PDFInfo
- Publication number
- CN213936570U CN213936570U CN202022719130.4U CN202022719130U CN213936570U CN 213936570 U CN213936570 U CN 213936570U CN 202022719130 U CN202022719130 U CN 202022719130U CN 213936570 U CN213936570 U CN 213936570U
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- Prior art keywords
- rod
- grounding
- transmission tower
- conductive
- connecting rod
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 35
- 239000002689 soil Substances 0.000 claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- 238000003466 welding Methods 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The application relates to a transmission tower vertical grounding device, which comprises a grounding downlead connected with a transmission tower, a grounding ring arranged below a soil layer and a grounding rod, wherein the grounding downlead is connected with the grounding ring, and the grounding rod is vertically arranged and detachably connected to the grounding ring. The problem of transportation cost has been increased to the perpendicular welding of ground connection downlead and ground ring is solved to this application.
Description
Technical Field
The application relates to the field of electrical grounding devices, in particular to a vertical grounding device of a transmission tower.
Background
At present, when a power transmission tower is constructed, the power transmission tower is high in height and is easy to generate a strong magnetic field during high-voltage power transmission, so that the power transmission tower is required to be provided with a corresponding grounding device for lightning protection and leakage prevention.
The patent with the application number of CN201320358020.7 discloses a grounding device for reducing the grounding resistance of a power transmission line, which comprises a grounding down lead on a tower of the power transmission line, a grounding ring arranged below a soil layer and a plurality of grounding rods connected in parallel; one end of the grounding rod is connected with the grounding ring, the other end of the grounding rod is a free end, and the grounding rod is radially distributed outwards and downwards around one side of the grounding ring; the lower end of the grounding downlead is connected with the grounding ring, and the grounding ring is sleeved on the transmission line tower; the grounding down lead is vertically welded with the grounding ring.
In view of the above-mentioned related art, the inventor believes that the grounding down conductor is welded perpendicularly to the grounding ring, and occupies a large space in transportation and storage of the grounding device, which increases transportation costs.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that transportation cost is increased by vertically welding a grounding down lead and a grounding ring, the application provides a vertical grounding device of a transmission tower.
The application provides a transmission tower vertical grounding device adopts following technical scheme:
the utility model provides a transmission tower vertical grounding device, includes the ground connection downlead of being connected with transmission tower, arranges ground ring and the earth bar below the soil layer, the ground connection downlead with the ground ring is connected, the earth bar is vertical arrange and can dismantle connect in on the ground ring.
By adopting the technical scheme, the vertical grounding device of the transmission tower comprises a grounding down lead, a grounding ring and a grounding rod, wherein the grounding down lead is connected with the grounding ring, and the grounding ring is connected with the grounding rod; the earth bar can be dismantled with the ground ring and be connected, conveniently dismantles earth bar and ground ring and separately-packed when transportation earthing device to the reduction occupies transportation space, and reduces the cost of transportation.
Optionally, the ground ring include the conducting arc pole, with the conducting rod of connection can be dismantled to the earth bar, the conducting rod with conducting arc pole end to end, the terminal surface of conducting arc pole is equipped with the confession the conducting rod male spread groove, the conducting arc pole with the conducting rod passes through fixing bolt and connects.
Through adopting above-mentioned technical scheme, the ground ring includes conductive arc pole and conducting rod, and conductive arc pole and conducting rod pass through the detachable connected mode and connect to conveniently tear the ground ring into conductive arc pole and conducting rod in the transportation, occupy the transportation space and reduce the cost of transportation with the reduction.
Optionally, a connecting column is arranged at one end of the ground rod, and the connecting column is provided with a connecting hole for the conductive rod to pass through.
By adopting the technical scheme, the grounding plate is provided with the connecting column, the connecting column is provided with the connecting hole for the conducting rod to pass through, so that the conducting rod can pass through the connecting hole of the connecting column, and then the conducting rod and the conducting arc rod are connected and assembled into the grounding ring, thereby realizing the detachable connection of the grounding rod and the grounding ring.
Optionally, the end face of the connecting column is provided with a limiting protrusion, and the end face of the conductive arc rod is provided with a limiting groove for the limiting protrusion to be inserted into.
Through adopting above-mentioned technical scheme, the terminal surface of spliced pole is equipped with spacing arch, and the terminal surface of conductive arc pole is equipped with and supplies spacing protruding male spacing groove, and after the spacing arch of spliced pole inserted the spacing groove of conductive arc pole, realize the circumference locking of spliced pole and conductive arc pole, the earth bar was vertical to be arranged this moment.
Optionally, a copper paper groove is formed in the inner wall, located in the connecting hole, of the connecting column, and conductive copper paper is arranged in the copper paper groove.
Through adopting above-mentioned technical scheme, the inner wall that the spliced pole is located the connecting hole is equipped with the copper paper groove, is equipped with electrically conductive copper paper in the copper paper groove, and when the conducting rod inserted the connecting hole of spliced pole, electrically conductive copper paper butt in the inner wall of connecting hole has strengthened the electric conductivity of conducting rod with the spliced pole for the conducting rod can be better with current flow direction spliced pole at last accesss to the ground.
Optionally, the ground rod further comprises a telescopic column connected with the outer wall of the connecting column.
Through adopting above-mentioned technical scheme, the earth bar still includes the flexible post with spliced pole outer wall connection for the length of earth bar can be adjusted in certain extent, thereby has increased the area of contact of earth bar with soil, has improved the ability of earth bar with the leading-in earth of electric current, thereby has strengthened earthing device's conducting capacity.
Optionally, the telescopic column includes a first connecting rod and a second connecting rod, the first connecting rod is fixedly connected with the connecting column, and a slot for inserting the second connecting rod is provided; the second connecting rod with the first connecting rod passes through connecting bolt and connects, the first connecting rod is equipped with the confession the through hole that connecting bolt's shank of bolt passed, the second connecting rod is equipped with the confession connecting bolt threaded connection's connecting thread hole, through hole quantity is three at least, and arranges along the axial interval of first connecting rod.
Through adopting above-mentioned technical scheme, flexible post includes head rod and second connecting rod, and the head rod is equipped with and supplies second connecting rod male slot, and the head rod passes through connecting bolt with the second connecting rod to be fixed, and the position through the through hole that changes connecting bolt and pass is in order to change the length of being connected of head rod and second connecting rod to realize the flexible ability of flexible post.
Optionally, a conductive pillar is further disposed in the slot, and two ends of the conductive pillar respectively abut against the end surface of the second connecting rod and the slot bottom surface of the slot.
Through adopting above-mentioned technical scheme, through being equipped with in the slot and leading electrical pillar, and be equipped with the electrical pillar that leads of different length to realize when flexible post length is different, lead electrical pillar and can both butt in the terminal surface of second connecting rod and the tank bottom surface of slot, from when the electric current flows in flexible post from the spliced pole, lead the cavity that electrical pillar filled the slot, strengthened the throughput of flexible post to the electric current, thereby strengthened the conducting capacity of flexible post.
In summary, the present application includes at least one of the following beneficial technical effects:
1. a current on a transmission tower vertical grounding device of a transmission tower flows to a grounding ring through a grounding down lead, and then the current on the grounding ring is dispersed to flow underground through a grounding rod; the grounding rod is detachably connected with the grounding ring, so that the grounding rod and the grounding ring can be conveniently detached and separately packaged when the grounding device is transported, the transportation space is reduced, and the transportation cost is reduced;
2. the utility model provides a transmission tower vertical grounding device's earth bar still includes the flexible post with spliced pole outer wall connection for the length of earth bar can be adjusted at certain extent, thereby has increased the area of contact of earth bar with soil, has improved the ability of earth bar with the leading-in earth of electric current, thereby has strengthened earthing device's conducting capacity.
Drawings
Fig. 1 is a schematic structural diagram of a transmission tower vertical grounding device in an embodiment of the present application.
Fig. 2 is a schematic view of the installation structure of the grounding ring and the grounding rod.
Fig. 3 is a sectional view of an installation structure of a ground ring and a ground rod.
Description of reference numerals: 1. a transmission tower; 2. a down conductor; 3. a ground ring; 31. a conductive arc bar; 311. connecting grooves; 312. a fixing hole; 313. a limiting groove; 32. a conductive rod; 321. fixing the threaded hole; 33. fixing the bolt; 4. a ground rod; 41. connecting columns; 411. connecting holes; 412. a limiting bulge; 413. a copper paper groove; 414. conductive copper paper; 42. a telescopic column; 421. a first connecting rod; 4211. a slot; 4213. a through hole; 4214. a conductive post; 422. a second connecting rod; 4221. connecting the inserted columns; 4222. connecting the threaded hole; 423. and connecting the bolts.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses transmission tower vertical grounding device. Referring to fig. 1 and 2, a transmission tower vertical grounding device includes a grounding down conductor 2 connected to a transmission tower 1, a grounding ring 3 disposed under a soil layer, and a grounding rod 4. The ground down lead 2 and the ground ring 3 are welded and fixed, the ground rod 4 can be detachably connected to the ground ring 3, and the ground ring 3 is connected with the ground rod 4 and the ground down lead 2 to realize leading-in underground of the current flowing from the ground down lead 2 through the ground rod 4.
Referring to fig. 2 and 3, the ground ring 3 includes five conductive arc rods 31 and five conductive rods 32, the conductive rods 32 are straight rods, and the conductive rods 32 are connected to the conductive arc rods 31 by fixing bolts 33. The conducting rods 32 are connected with the conducting arc rods 31 end to end, and two ends of one conducting rod 32 are respectively connected with two conducting arc rods 31. The end face of the conductive arc rod 31 is provided with a connecting groove 311 for the conductive rod 32 to be inserted, the outer wall of the conductive arc rod 31 is provided with a fixing hole 312 for the bolt rod of the fixing bolt 33 to pass through, and the fixing hole 312 is communicated with the connecting groove 311. The outer wall of the conductive rod 32 is provided with a fixing screw hole 321 into which the bolt shank of the fixing bolt 33 is inserted and screwed.
The ground rod 4 includes a connection post 41 connected to the conductive rod 32, and a telescopic post 42 connected to the connection post 41. The telescopic column 42 includes a first connection rod 421 and a second connection rod 422, and the first connection rod 421 and the second connection rod 422 are coaxial and connected by a connection bolt 423.
Referring to fig. 3, the diameter of the connection pole 41 is equal to that of the arc conductive rod 31, and the connection pole 41 is provided with a connection hole 411 through which the conductive rod 32 passes. The conductive rod 32 passes through the connecting hole 411 of the connecting column 41, and after both ends of the conductive rod are connected with the conductive arc rods 31, both end surfaces of the connecting column 41 are respectively abutted against the end surfaces of two different connecting arc rods. The connecting column 41 is provided with two limiting protrusions 412 symmetrically on two end faces, the limiting protrusions 412 are rectangular, the end face of the conductive arc rod 31 is provided with a limiting groove 313 for the limiting protrusions 412 to insert into, after the limiting protrusions 412 are inserted into the limiting groove 313, the connecting column 41 and the conductive rod 32 are locked circumferentially, and the telescopic column 42 and the grounding ring 3 are arranged in parallel.
The inner wall of the connecting column 41 located in the connecting hole 411 is provided with a copper paper groove 413, and two ends of the copper paper groove 413 do not penetrate through two end faces of the connecting column 41. The connecting column 41 is arranged in the copper paper groove 413 and is paved with conductive copper paper 414. When the conductive rod 32 is inserted into the connection hole 411, the conductive copper paper 414 abuts against the outer wall of the conductive rod 32.
The first connecting rod 421 is integrally connected to the outer wall of the connecting column 41, and the axis of the first connecting rod 421 is perpendicular to the axis of the connecting column 41. The end surface of the first connecting rod 421 away from the connecting rod 41 is provided with a slot 4211 coaxial therewith. The second link 422 has the same diameter as the first link 421, and the second link 422 is provided with a connection post 4221 which can be inserted into the slot 4211. The outer wall of the first connecting rod 421 is provided with a through hole 4213 through which a bolt rod of the connecting bolt 423 passes, and the outer wall of the second connecting rod 422 is provided with a connecting threaded hole 4222 through which the bolt rod of the connecting bolt 423 is inserted and threadedly connected. The number of the through holes 4213 is set to three, and they are arranged at intervals in the axial direction of the first connecting rod 421.
The first connecting rod 421 is further provided with a conductive post 4214 in the slot 4211, and the grounding device is provided with conductive posts 4214 with different lengths. When the connecting bolt 423 passes through different through holes 4213 to connect and fix the first connecting rod 421 and the second connecting rod 422, conductive posts 4214 with different lengths are placed in the slot 4211, two end surfaces of the conductive posts 4214 respectively abut against an end surface of the second connecting rod 422 and a slot bottom surface of the slot 4211, and an outer wall of the conductive post 4214 abuts against an inner wall of the slot 4211.
The implementation principle of the vertical grounding device of the transmission tower in the embodiment of the application is as follows: placing the corresponding conductive column 4214 in the first connecting rod 421 of the ground rod 4, inserting the connecting insert column 4221 of the second connecting rod 422 into the insert slot 4211 of the first connecting rod 421 and connecting by the connecting bolt 423; the conducting rod 32 is inserted into the connecting hole 411 of the connecting column 41, the conducting rod 32 and the arc conducting rod 31 are fixedly connected through the fixing bolt 33, the limiting protrusion 412 is inserted into the limiting groove 313, the grounding rod 4 is vertically arranged, finally, the grounding down lead 2 is welded and fixed on one arc conducting rod 31 of the grounding ring 3, and then the grounding device is buried underground.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a transmission tower vertical grounding device which characterized in that: the grounding device comprises a grounding down lead (2) connected with a transmission tower (1), a grounding ring (3) arranged below a soil layer and a grounding rod (4), wherein the grounding down lead (2) is connected with the grounding ring (3), and the grounding rod (4) is vertically arranged and detachably connected to the grounding ring (3).
2. The vertical grounding device of a transmission tower according to claim 1, wherein: ground ring (3) including conductive arc pole (31), with conducting rod (32) of connection can be dismantled in earth bar (4), conducting rod (32) with conductive arc pole (31) end to end, the terminal surface of conductive arc pole (31) is equipped with the confession conducting rod (32) male spread groove (311), conductive arc pole (31) with conducting rod (32) are connected through fixing bolt (33).
3. The vertical grounding device of a transmission tower according to claim 2, wherein: one end of the grounding rod (4) is provided with a connecting column (41), and the connecting column (41) is provided with a connecting hole (411) for the conductive rod (32) to pass through.
4. The vertical grounding device of a transmission tower according to claim 3, wherein: the end face of the connecting column (41) is provided with a limiting protrusion (412), and the end face of the conductive arc rod (31) is provided with a limiting groove (313) for the limiting protrusion (412) to insert into.
5. The vertical grounding device of a transmission tower according to claim 4, wherein: the inner wall that spliced pole (41) are located connecting hole (411) is equipped with copper paper groove (413), electrically conductive copper paper (414) are equipped with in copper paper groove (413).
6. The vertical grounding device of a transmission tower according to claim 5, wherein: the ground rod (4) further comprises a telescopic column (42) connected with the outer wall of the connecting column (41).
7. The vertical grounding device of a transmission tower according to claim 6, wherein: the telescopic column (42) comprises a first connecting rod (421) and a second connecting rod (422), the first connecting rod (421) is fixedly connected with the connecting column (41), and a slot (4211) for inserting the second connecting rod (422) is formed in the first connecting rod; the second connecting rod (422) is connected with the first connecting rod (421) through a connecting bolt (423), the first connecting rod (421) is provided with a through hole (4213) for a bolt rod of the connecting bolt (423) to pass through, the second connecting rod (422) is provided with a connecting threaded hole (4222) for the connecting bolt (423) to be in threaded connection, the number of the through holes (4213) is at least three, and the through holes are arranged along the axial direction of the first connecting rod (421) at intervals.
8. The vertical grounding device of a transmission tower according to claim 7, wherein: and a conductive column (4214) is further arranged in the slot (4211), and two ends of the conductive column (4214) are respectively abutted against the end surface of the second connecting rod (422) and the bottom surface of the slot (4211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719130.4U CN213936570U (en) | 2020-11-19 | 2020-11-19 | Vertical grounding device of transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022719130.4U CN213936570U (en) | 2020-11-19 | 2020-11-19 | Vertical grounding device of transmission tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213936570U true CN213936570U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022719130.4U Expired - Fee Related CN213936570U (en) | 2020-11-19 | 2020-11-19 | Vertical grounding device of transmission tower |
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| Country | Link |
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| CN (1) | CN213936570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937520A (en) * | 2021-09-29 | 2022-01-14 | 华能通辽风力发电有限公司 | Electricity tower earthing device |
-
2020
- 2020-11-19 CN CN202022719130.4U patent/CN213936570U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937520A (en) * | 2021-09-29 | 2022-01-14 | 华能通辽风力发电有限公司 | Electricity tower earthing device |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |