CN210468149U - Transmission line iron tower earthing device - Google Patents
Transmission line iron tower earthing device Download PDFInfo
- Publication number
- CN210468149U CN210468149U CN201922089443.3U CN201922089443U CN210468149U CN 210468149 U CN210468149 U CN 210468149U CN 201922089443 U CN201922089443 U CN 201922089443U CN 210468149 U CN210468149 U CN 210468149U
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- connecting bolt
- ring
- transmission line
- iron tower
- protection ring
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Abstract
The utility model discloses a transmission line iron tower earthing device, including the earthing device main part, be equipped with the ground connection downlead in the earthing device main part, and ground connection downlead upper end is connected with the connecting plate to be connected with the iron tower on the connecting plate, the iron tower lower extreme is equipped with the base, and is equipped with the protection ring on the base, be equipped with first connecting bolt on the connecting plate, and the block has first block ring on the first connecting bolt, be equipped with second connecting bolt on the protection ring, and the block has the second block ring on the second connecting bolt. This transmission line iron tower earthing device can fix the connecting plate on the iron tower through connecting bolt when using, protects connecting bolt through the block ring, avoids impurity such as dust to pile up in connecting bolt's recess, causes to dismantle inconvenient, and the ground connection downlead is protected by the protection ring simultaneously, can effectually avoid the ground connection downlead by artificial dragging.
Description
Technical Field
The utility model relates to a transmission line technical field specifically is a transmission line iron tower earthing device.
Background
The transmission line is generally composed of a foundation base, a tower or an iron tower (including a stay wire), an insulator, hardware fittings, a lead, a ground wire (also called a lightning conductor), a grounding device and the like. The iron tower of power transmission line is a tower-shaped building for power transmission, and its structure is characterized by that all tower types are space truss structure, and its bar members are mainly formed from single equilateral angle steel or combined angle steel, and the bar members are connected by adopting coarse bolts, and are connected by means of shearing force of bolts, and the whole tower is formed from angle steel, connecting steel plate and bolts, and the individual components, such as tower foot, etc. are welded into a combined component by means of several steel plates. The grounding device of the transmission line iron tower is a channel for lightning current to leak into the ground, the grounding goodness of the grounding device is directly related to the insulation of line equipment and the line lightning stroke trip-out rate, and the grounding protection is an important technical measure for preventing personal electric shock accidents and ensuring the normal operation of electrical equipment.
The existing power transmission line iron tower grounding device comprises a grounding wire, a grounding plate, a grounding total collection wire, a grounding downlead and a grounding body, wherein a connecting plate of the power transmission line iron tower grounding device is generally fixed on an iron tower through a pentagonal bolt and is easily damaged by man-made malicious work, the grounding downlead needs to be bent along an iron tower base during installation, and the grounding downlead is not protected by a protective facility and is also easily damaged by man-made malicious pulling.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission line iron tower earthing device to solve the connecting plate of transmission line iron tower earthing device on the existing market that above-mentioned background art provided generally through the pentagon bolt fastening on the iron tower, receive artificial malicious destruction easily, ground connection downlead need bend along the iron tower base when the installation simultaneously and handle, and do not have protective equipment to protect, also receive artificial malicious problem of pulling and tearing.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transmission line iron tower earthing device, includes the earthing device main part, be equipped with the ground connection downlead in the earthing device main part, and ground connection downlead upper end is connected with the connecting plate to be connected with the iron tower on the connecting plate, the iron tower lower extreme is equipped with the base, and is equipped with the protection ring on the base, be equipped with first connecting bolt on the connecting plate, and the block has first block ring on the first connecting bolt, be equipped with second connecting bolt on the protection ring, and the block has the second block ring on the second connecting bolt.
Preferably, the ground down lead is bent along the radian of the side surface of the base, and the protection ring is symmetrically fixed on the base relative to the ground down lead.
Preferably, the protection ring is of a U-shaped structure, the protection ring is painted with insulating paint, two ends of the U-shaped structure of the protection ring extend outwards, and the second connecting bolt penetrates through the extending bodies at two ends of the U-shaped structure of the protection ring.
Preferably, the first connecting bolt and the second connecting bolt are the same in shape and structure, the second connecting bolt is smaller than the first connecting bolt, and the first connecting bolt and the second connecting bolt are both inner pentagonal anti-theft bolts.
Preferably, the first clamping ring and the second clamping ring are made of rubber materials, and the first clamping ring and the second clamping ring are of pentagonal ring structures.
Preferably, the first snap ring is matched with the groove of the first connecting bolt in shape, and the second snap ring is matched with the groove of the second connecting bolt in shape.
Compared with the prior art, the beneficial effects of the utility model are that: this transmission line iron tower earthing device can fix the connecting plate on the iron tower through connecting bolt when using, protects connecting bolt through the block ring, avoids impurity such as dust to pile up in connecting bolt's recess, causes to dismantle inconvenient, and the ground connection downlead is protected by the protection ring simultaneously, can effectually avoid the ground connection downlead by artificial dragging. The outer part of the protection ring of the power transmission line iron tower grounding device is coated with insulating paint, the protection ring is far away from the grounding down lead to protect the grounding down lead, and the distance between the protection ring and the grounding down lead can be conveniently repaired and brushed with the insulating paint during maintenance.
Drawings
Fig. 1 is a schematic structural view of the power transmission line iron tower grounding device of the present invention;
fig. 2 is a schematic view of a connection structure between a protection ring and a base of the grounding device of the power transmission line iron tower of the present invention;
fig. 3 is a schematic view of the position structures of the protection ring and the grounding downlead of the grounding device of the power transmission line iron tower of the present invention;
fig. 4 is the utility model relates to a first connecting bolt structure sketch map of transmission line iron tower earthing device.
In the figure: 1. the grounding device comprises a grounding device body, 2, a grounding down lead, 3, a protection ring, 4, an iron tower, 5, a first connecting bolt, 6, a connecting plate, 7, a first clamping ring, 8, a base, 9, a second connecting bolt, 10 and a second clamping ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a grounding device of a power transmission line iron tower comprises a grounding device main body 1, wherein a grounding down lead 2 is arranged on the grounding device main body 1, the upper end of the grounding down lead 2 is connected with a connecting plate 6, the connecting plate 6 is connected with an iron tower 4, the lower end of the iron tower 4 is provided with a base 8, a protective ring 3 is arranged on the base 8, the grounding down lead 2 is bent along the side radian of the base 8, the protective ring 3 is symmetrically fixed on the base 8 relative to the grounding down lead 2, the protective ring 3 can protect the grounding down lead 2, the phenomenon that the grounding down lead 2 is maliciously pulled by an unattended iron tower 4 to cause damage to the grounding device main body 1 is avoided, the protective ring 3 is of a U-shaped structure, insulating paint is coated on the protective ring 3, two ends of the U-shaped structure of the protective ring 3 extend outwards, and second connecting bolts 9 penetrate through extending bodies at two ends of the U-shaped structure of the, the structure can fix the protection ring 3 through the second connecting bolt 9, so that the protection ring 3 is stably fixed on the base 8, insulating paint is coated to effectively prevent the grounding down lead 2 from contacting with the protection ring 3, the connecting plate 6 is provided with the first connecting bolt 5, the first connecting bolt 5 is clamped with the first clamping ring 7, the protection ring 3 is provided with the second connecting bolt 9, the first connecting bolt 5 and the second connecting bolt 9 have the same shape and structure, the second connecting bolt 9 is smaller than the first connecting bolt 5, and the first connecting bolt 5 and the second connecting bolt 9 are both inner pentagonal anti-theft bolts, the first connecting bolt 5 and the second connecting bolt 9 can be installed and disassembled only through a wrench special for an maintainer, the connection between the connecting plate 6 and the iron tower 4 can be prevented from being damaged by a person maliciously disassembling the bolts, and the second clamping ring 10 is clamped on the second connecting bolt 9, first snap-fit ring 7 all adopts rubber material with second snap-fit ring 10, and first snap-fit ring 7 is pentagonal loop structure with second snap-fit ring 10, this structure rubber material can have elasticity, first snap-fit ring 7 is identical with first connecting bolt 5's recess shape, and second snap-fit ring 10 is identical with second connecting bolt 9's recess shape, first snap-fit ring 7 of this structure can protect first connecting bolt 5 and second connecting bolt 9's recess respectively with second snap-fit ring 10, avoid the dust to pile up and need carry out the dust clearance and delay the problem of dismantling time when causing the maintenance in first connecting bolt 5 and second connecting bolt 9's recess.
The working principle is as follows: when the grounding device for the power transmission line iron tower is used, firstly, the connecting plate 6 is connected with the iron tower 4 through the first connecting bolt 5, the first clamping ring 7 is clamped into the groove of the first connecting bolt 5, the grounding down lead 2 on the main body 1 of the grounding device is bent along the edge of the base 8, then, the protection ring 3 is fixed at the bending part of the grounding down lead 2 for protection, the protection ring 3 is connected and fixed with the base 8 through the second connecting bolt 9, then, the second clamping ring 10 matched with the second connecting bolt 9 is clamped into the groove of the second connecting bolt 9, and then, the steps are repeated to connect the main bodies 1 of the grounding devices on other bases 8, so that a series of work is completed.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a transmission line iron tower earthing device, includes earthing device main part (1), be equipped with ground connection downlead (2) on earthing device main part (1), and ground connection downlead (2) upper end is connected with connecting plate (6) to be connected with iron tower (4) on connecting plate (6), its characterized in that: iron tower (4) lower extreme is equipped with base (8), and is equipped with protection ring (3) on base (8), be equipped with first connecting bolt (5) on connecting plate (6), and the block has first snap-fit ring (7) on first connecting bolt (5), be equipped with second connecting bolt (9) on protection ring (3), and the block has second snap-fit ring (10) on second connecting bolt (9).
2. The power transmission line tower grounding device according to claim 1, wherein: the grounding down lead (2) is bent along the side radian of the base (8), and the protection ring (3) is symmetrically fixed on the base (8) relative to the grounding down lead (2).
3. The power transmission line tower grounding device according to claim 1, wherein: the protection ring (3) is of a U-shaped structure, insulating paint is painted on the protection ring (3), two ends of the U-shaped structure of the protection ring (3) extend outwards, and the second connecting bolt (9) penetrates through the extending bodies at two ends of the U-shaped structure of the protection ring (3).
4. The power transmission line tower grounding device according to claim 1, wherein: the first connecting bolt (5) and the second connecting bolt (9) are the same in shape and structure, the second connecting bolt (9) is smaller than the first connecting bolt (5), and the first connecting bolt (5) and the second connecting bolt (9) are both inner pentagonal anti-theft bolts.
5. The power transmission line tower grounding device according to claim 1, wherein: the first clamping ring (7) and the second clamping ring (10) are made of rubber materials, and the first clamping ring (7) and the second clamping ring (10) are of pentagonal ring structures.
6. The power transmission line tower grounding device according to claim 5, wherein: the first clamping ring (7) is matched with the groove of the first connecting bolt (5) in shape, and the second clamping ring (10) is matched with the groove of the second connecting bolt (9) in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922089443.3U CN210468149U (en) | 2019-11-28 | 2019-11-28 | Transmission line iron tower earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922089443.3U CN210468149U (en) | 2019-11-28 | 2019-11-28 | Transmission line iron tower earthing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210468149U true CN210468149U (en) | 2020-05-05 |
Family
ID=70437403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922089443.3U Active CN210468149U (en) | 2019-11-28 | 2019-11-28 | Transmission line iron tower earthing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210468149U (en) |
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2019
- 2019-11-28 CN CN201922089443.3U patent/CN210468149U/en active Active
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