CN210404077U - Three-layer short-needle flow-dispersing type centralized grounding device - Google Patents
Three-layer short-needle flow-dispersing type centralized grounding device Download PDFInfo
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- CN210404077U CN210404077U CN201921614109.9U CN201921614109U CN210404077U CN 210404077 U CN210404077 U CN 210404077U CN 201921614109 U CN201921614109 U CN 201921614109U CN 210404077 U CN210404077 U CN 210404077U
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Abstract
A three-layer short-pin current-dissipating type centralized grounding device for grounding of a power transmission line tower comprises a grounding connection terminal, a grounding connection line, a bus post, a first layer of transverse current-dissipating short pins, a first layer of longitudinal current-dissipating short pins, a second layer of transverse current-dissipating short pins, a second layer of longitudinal current-dissipating short pins, a third layer of transverse current-dissipating short pins and a third layer of longitudinal current-dissipating short pins, wherein the first layer of transverse current-dissipating short pins are shorter than or equal to the second layer of transverse current-dissipating short pins, the first layer of longitudinal current-dissipating short pins are shorter than or equal to the second layer of longitudinal current-dissipating short pins, the second layer of transverse current-dissipating short pins are shorter than or equal to the third layer of transverse current-dissipating short pins, the second layer of longitudinal current-dissipating short pins are shorter than or equal to the third layer of longitudinal current-dissipating short pins, and the transverse current-dissipating short pins and the longitudinal current-dissipating short pins of each layer can. The grounding device is simple and convenient to manufacture, transport, embed and operate and maintain, and is suitable for replacing the existing grounding device of the transmission line tower.
Description
Technical Field
The utility model relates to a be applied to three-layer short needle dispersed flow formula of transmission line shaft tower ground connection and concentrate earthing device.
Background
The existing power transmission line tower grounding device has the main defects that the ray type long horizontal grounding body is adopted, the engineering excavation length of the embedded ray type long horizontal grounding body channel is long, and the excavation difficulty is large.
Disclosure of Invention
In order to overcome current transmission line shaft tower earthing device's above-mentioned defect, the utility model provides a earthing device is concentrated to three-layer short needle flow type that looses, this earthing device bury trench engineering excavation length underground short, the excavation degree of difficulty is little.
The utility model provides a technical scheme that its technical problem adopted is: it comprises a grounding connecting terminal, a grounding connecting line, a bus post, a first layer of transverse diffusing short needles, a first layer of longitudinal diffusing short needles, a second layer of transverse diffusing short needles, a second layer of longitudinal diffusing short needles, a third layer of transverse diffusing short needles and a third layer of longitudinal diffusing short needles, the first layer of transverse diffusing short needles are shorter than or equal to the second layer of transverse diffusing short needles, the first layer of longitudinal diffusing short needles are shorter than or equal to the second layer of longitudinal diffusing short needles, the second layer of transverse diffusing short needles are shorter than or equal to the third layer of transverse diffusing short needles, the second layer of longitudinal diffusing short needles are shorter than or equal to the third layer of longitudinal diffusing short needles, and the first layer of transverse diffusing short needles, the first layer of longitudinal diffusing short needles, the second layer of transverse diffusing short needles, the second layer of longitudinal diffusing short needles, the third layer of transverse diffusing short needles and the third layer of longitudinal diffusing short needles can be respectively bent along the grounding direction of the busbar.
In practical application, as a grounding device of a power transmission line tower, the grounding device can be conveniently buried near the power transmission line tower, and the bus posts, the first layer of transverse current scattering short pins, the first layer of longitudinal current scattering short pins, the second layer of transverse current scattering short pins, the second layer of longitudinal current scattering short pins, the third layer of transverse current scattering short pins and the third layer of longitudinal current scattering short pins are utilized for concentrated current scattering. The grounding device is simple and convenient to manufacture, transport, embed and operate and maintain, and is suitable for replacing the existing grounding device of the transmission line tower.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of a first embodiment of the present invention.
Fig. 4 is a schematic view of a second embodiment of the present invention.
Fig. 5 is a schematic view of a third embodiment of the present invention.
In the figure, 1 is a grounding connection terminal, 2 is a grounding connection line, 3 is a bus post, 4 is a first layer of transverse current-dispersing short pin, 5 is a first layer of longitudinal current-dispersing short pin, 6 is a second layer of transverse current-dispersing short pin, 7 is a second layer of longitudinal current-dispersing short pin, 8 is a third layer of transverse current-dispersing short pin, 9 is a third layer of longitudinal current-dispersing short pin, 10 is an electric pole, and 11 is a power transmission line iron tower.
Detailed Description
In fig. 1, a ground connection line (2) is respectively fixedly connected with a ground connection terminal (1) and a bus post (3), a first layer of transverse scattering short pins (4), a first layer of longitudinal scattering short pins (5), a second layer of transverse scattering short pins (6), a second layer of longitudinal scattering short pins (7), a third layer of transverse scattering short pins (8) and a third layer of longitudinal scattering short pins (9) are respectively fixedly connected with the bus post (3), the first layer of transverse scattering short pins (4) are shorter than or equal to the second layer of transverse scattering short pins (6), the first layer of longitudinal scattering short pins (5) are shorter than or equal to the second layer of longitudinal scattering short pins (7), the second layer of transverse scattering short pins (6) are shorter than or equal to the third layer of transverse scattering short pins (8), and the second layer of longitudinal scattering short pins (7) are shorter than or equal to the third layer of longitudinal scattering short pins (9).
In fig. 2, a first layer of transverse diffusing short needles (4), a first layer of longitudinal diffusing short needles (5), a second layer of transverse diffusing short needles (6), a second layer of longitudinal diffusing short needles (7), a third layer of transverse diffusing short needles (8) and a third layer of longitudinal diffusing short needles (9) are respectively fixedly connected with a bus post (3), the first layer of transverse diffusing short needles (4) are shorter than or equal to the second layer of transverse diffusing short needles (6), the first layer of longitudinal diffusing short needles (5) are shorter than or equal to the second layer of longitudinal diffusing short needles (7), the second layer of transverse diffusing short needles (6) are shorter than or equal to the third layer of transverse diffusing short needles (8), and the second layer of longitudinal diffusing short needles (7) are shorter than or equal to the third layer of longitudinal diffusing short needles (9).
In fig. 3, the ground connection line (2) is respectively fixed to the ground connection terminal (1) and the bus post (3), and the first layer of transverse scattering short needles (4), the first layer of longitudinal scattering short needles (5), the second layer of transverse scattering short needles (6), the second layer of longitudinal scattering short needles (7), the third layer of transverse scattering short needles (8) and the third layer of longitudinal scattering short needles (9) which are fixedly connected to the bus post (3) are respectively bent along the grounding direction of the bus post (3).
In fig. 4, 1 of the present invention is connected to the electric pole (10) through the ground connection terminal (1).
In fig. 5, 2 the utility model discloses be connected with transmission line iron tower (11) through ground connection terminal (1) respectively.
Furthermore, the utility model discloses can adopt manufacturing such as hot-galvanize ironware, steel, stainless steel, copper alloy or aluminum alloy, ground connection line (2) respectively with ground connection terminal (1), the rigid coupling of bus post (3), the horizontal short needle that flows that looses of first layer (4), the vertical short needle that flows that looses of first layer (5), the horizontal short needle that flows that looses of second layer (6), the vertical short needle that flows that looses of second layer (7), the horizontal short needle that flows that looses of third layer (8), the vertical short needle that flows that looses of third layer (9) respectively with the rigid coupling of bus post (3) can adopt the welding.
The length of the grounding connecting line (2) can be 2.0-15.0 m, the length of the bus post (3) can be 1.5-3.5 m, the length of the first layer of transverse scattering short needles (4) and the length of the first layer of longitudinal scattering short needles (5) can be 0.1-2.0 m, the length of the second layer of transverse scattering short needles (6) and the length of the second layer of longitudinal scattering short needles (7) can be 0.3-4.0 m, the length of the third layer of transverse scattering short needles (8) and the length of the third layer of longitudinal scattering short needles (9) can be 0.5-6.0 m, and the interlayer distance between each layer of transverse scattering short needles and each layer of longitudinal scattering short needles can be 0.5-1.5 m.
Claims (2)
1. A three-layer short-pin flow scattering type centralized grounding device comprises a grounding connecting terminal, a grounding connecting line, a bus post, a first layer of transverse flow scattering short pins, a first layer of longitudinal flow scattering short pins, a second layer of transverse flow scattering short pins, a second layer of longitudinal flow scattering short pins, a third layer of transverse flow scattering short pins and a third layer of longitudinal flow scattering short pins, wherein the first layer of transverse flow scattering short pins are shorter than or equal to the second layer of transverse flow scattering short pins, the first layer of longitudinal flow scattering short pins are shorter than or equal to the second layer of longitudinal flow scattering short pins, the second layer of transverse flow scattering short pins are shorter than or equal to the third layer of transverse flow scattering short pins, and the second layer of longitudinal flow scattering short pins are shorter than or equal to the third layer of longitudinal flow scattering short pins.
2. The three-layer short-pin current-dispersing centralized grounding device of claim 1, which is characterized in that: the first layer of transverse diffusing short needles, the first layer of longitudinal diffusing short needles, the second layer of transverse diffusing short needles, the second layer of longitudinal diffusing short needles, the third layer of transverse diffusing short needles and the third layer of longitudinal diffusing short needles can be respectively bent along the grounding direction of the busbar.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920162762 | 2019-01-22 | ||
| CN201920162762X | 2019-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404077U true CN210404077U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921614109.9U Active CN210404077U (en) | 2019-01-22 | 2019-09-17 | Three-layer short-needle flow-dispersing type centralized grounding device |
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|---|---|
| CN (1) | CN210404077U (en) |
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2019
- 2019-09-17 CN CN201921614109.9U patent/CN210404077U/en active Active
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