CN214044021U - Distribution network pre-assembled graphite grounding network device - Google Patents
Distribution network pre-assembled graphite grounding network device Download PDFInfo
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- CN214044021U CN214044021U CN202120248477.7U CN202120248477U CN214044021U CN 214044021 U CN214044021 U CN 214044021U CN 202120248477 U CN202120248477 U CN 202120248477U CN 214044021 U CN214044021 U CN 214044021U
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Abstract
The utility model discloses a join in marriage net prepackage type graphite grounding net device of distribution network ground structure technical field, including graphite net and ground lead, graphite net and ground lead are woven by graphite material and are made, and the graphite net cladding buries ground end outer wall in the wire pole, and ground lead and graphite net top edge are connected to follow wire pole outer wall one side upwards distribute the arrester or circuit breaker equipment electric connection to with the wire pole upper end, the utility model discloses have apparent corrosion resisting property, and its effective length of loosing under thunder and lightning high-frequency impact is far greater than steel class grounding body, can show and reduce and strike ground resistance, can prevent effectively that grounding body steals and artificial external force destruction.
Description
Technical Field
The utility model relates to a distribution network ground structure technical field specifically is a join in marriage net prepackage type graphite grounding net device.
Background
For a long time, the grounding of distribution network equipment mainly adopts metal grounding materials such as galvanized flat steel, round steel, angle steel, copper clad steel and the like. Except the phenomena of large transportation and construction difficulty, easy blockage and easy theft, the biggest bottleneck problem of the metal grounding material is the corrosion of the grounding material, the metal grounding grid can be seriously corroded after being operated for 3-7 years, the grounding resistance of the grounding grid can not meet the standard requirement of safe operation of a power system, and property loss or casualties of personnel can be caused.
In recent years, copper-clad ground materials have been newly promoted to reduce the corrosion rate to some extent, but the copper-clad layer is damaged by knocking during the construction process, which causes corrosion and has high overall cost.
Based on this, the utility model designs a join in marriage net prepackage type graphite grounding net device to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a join in marriage net prepackage type graphite grounding net device to solve above-mentioned technical problem.
In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a join in marriage net prepackage type graphite grounding net device, includes graphite net and ground lead, graphite net and ground lead are woven by graphite material and are made, the outer wall of ground end is buried in the wire pole to the graphite net cladding, ground lead and graphite net top edge connection to along wire pole outer wall one side upwards distribute to with arrester or circuit breaker equipment electric connection of wire pole upper end.
Preferably, the graphite net and the outer wall of the telegraph pole are wrapped and fixed through a plurality of parallel steel binding belts which are distributed at intervals.
Preferably, a copper terminal electrically connected with a lightning arrester or a circuit breaker device at the upper end of the telegraph pole is fixedly arranged at the upper end of the grounding lead.
Preferably, the grounding lead is of a flat ribbon structure, and an armor layer is arranged on the outer wall of the grounding lead.
Preferably, the left side and the right side of the buried graphite net are electrically connected with graphite meshes.
Compared with the prior art, utility model's beneficial effect does:
the utility model discloses join in marriage net prepackage type graphite grounding net device mainly includes graphite net and ground connection lead wire, and the graphite base flexible grounding body of graphite net has good electric conductivity, corrosion-resistant, tensile, antitorque and bending resistance performance etc. and chemical properties is stable under normal atmospheric temperature, compares with conventional metal grounding material, has apparent corrosion resisting property;
the graphite mesh graphite-based flexible grounding body of the distribution network prepackage type graphite grounding network device is made of flexible materials, and adopts a weaving process to form a mesh surface structure, so that the graphite mesh graphite-based flexible grounding body is effectively attached to a soil colloid under the action of external force, the influence of an air gap between the grounding body and soil on grounding resistance is reduced, the effective current-dissipating area of the graphite-based flexible grounding material is larger than that of a steel grounding material, the effective current-dissipating length of the graphite-based flexible grounding material is far larger than that of the steel grounding body under the high-frequency impact of thunder and lightning, and the impact grounding resistance can be obviously reduced;
the utility model discloses join in marriage graphite net and the wire pole outer wall cladding of net prepackage type graphite grounding net device and bind fixedly through a plurality of steel ribbons that parallel interval distribution after setting up, firm in connection is difficult not hard up to drop, and ground lead's outer wall is provided with the armor, can prevent effectively that the grounding body steals and artificial external force destroys.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
FIG. 1 is a schematic view of the overall installation configuration of the present invention;
fig. 2 is a schematic diagram of the expanded form structure of the graphite mesh of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-graphite net, 2-grounding lead, 3-steel ribbon, 4-copper terminal, 5-armor layer and 6-graphite net sheet.
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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides a technical solution: a pre-installed graphite grounding net device of a distribution net comprises a graphite net 1 and a grounding lead 2, wherein the graphite net 1 and the grounding lead 2 are both woven by graphite materials, the graphite net 1 is coated on the outer wall of the buried end of a telegraph pole, and the grounding lead 2 is connected with the edge of the top end of the graphite net 1 and is upwards distributed along one side of the outer wall of the telegraph pole to be electrically connected with a lightning arrester or circuit breaker device at the upper end of the telegraph pole; the graphite-based flexible grounding body of the graphite net 1 has excellent performances of conductivity, corrosion resistance, tensile strength, torsion resistance, bending resistance and the like, is stable in chemical property at normal temperature, and has remarkable corrosion resistance compared with a conventional metal grounding material; graphite net 1 graphite base flexible grounding body is flexible material, adopts weaving technology to form the wire side structure, guarantees to laminate effectively with the soil colloid under the exogenic action, reduces the influence of air gap between grounding body and soil to ground resistance, and graphite base flexible grounding material's effective free flow area is greater than steel class grounding material, and its effective free flow length is far greater than steel class grounding body under thunder and lightning high frequency impact, can show reduction impact grounding resistance.
Furthermore, the graphite net 1 and the outer wall of the telegraph pole are wrapped and fixed through a plurality of steel binding belts 3 which are distributed at intervals in parallel, so that the installation is easy, and the connection is firm and is not easy to loosen and fall off.
Furthermore, the upper end of the grounding lead 2 is fixedly provided with a copper terminal 4 which is electrically connected with a lightning arrester or a breaker device at the upper end of the telegraph pole, the copper terminal 4 is correspondingly provided with a bolt hole, and the copper terminal can be matched with a bolt to realize stable connection and installation.
Furthermore, the grounding lead 2 is of a flat strip-shaped structure, and the armor layer 5 is arranged on the outer wall of the grounding lead 2, so that the grounding body can be effectively prevented from being stolen and damaged by artificial external force.
Furthermore, the left side and the right side of the buried graphite net 1 are electrically connected with the graphite net sheets 6, so that the resistance can be further reduced, and the effective flow dispersion under the high-frequency impact of lightning can be assisted in apportionment.
Working principle embodiment:
the method comprises the following steps: excavating a telegraph pole pit;
step two: paving and wrapping the graphite net 1 on the outer wall of the circumference of the bottom of the electric pole;
step three: the graphite net 1 and the telegraph pole are bound and fastened by using the steel binding belts 3, and the steel binding belts 3 can be bound one by one at intervals of 20-30 cm;
step four: the copper terminal 4 is locked and fixed with the ground end of the arrester or the breaker equipment at the upper end of the telegraph pole by using a bolt;
step five: burying the telegraph pole bundled with the graphite net 1 into a telegraph pole pit by a crane;
step six: connecting and embedding graphite meshes 6 at two sides of the graphite net 1;
step seven: and backfilling the pit soil or concrete and tamping.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
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 (5)
1. The utility model provides a join in marriage net prepackage type graphite grounding net device which characterized in that: including graphite net (1) and ground lead (2), graphite net (1) and ground lead (2) are woven by graphite material and are made, graphite net (1) cladding buries ground end outer wall in the wire pole, ground lead (2) are connected with graphite net (1) top edge to along wire pole outer wall one side upwards distribute the arrester or circuit breaker equipment electric connection of exerting with the wire pole upper end.
2. The distribution network prepackage type graphite grounding network device of claim 1, characterized in that: the graphite net (1) and the outer wall of the telegraph pole are wrapped and fixed through a plurality of steel binding belts (3) which are distributed at intervals in parallel.
3. The distribution network prepackage type graphite grounding network device of claim 1, characterized in that: and the upper end of the grounding lead (2) is fixedly provided with a copper terminal (4) which is electrically connected with a lightning arrester or a breaker device at the upper end of the telegraph pole.
4. The distribution network prepackage type graphite grounding network device of claim 1, characterized in that: the grounding lead (2) is of a flat strip-shaped structure, and an armor layer (5) is arranged on the outer wall of the grounding lead (2).
5. The distribution network prepackage type graphite grounding network device of claim 1, characterized in that: the left side and the right side of the graphite net (1) are electrically connected with graphite net sheets (6) after buried installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120248477.7U CN214044021U (en) | 2021-01-28 | 2021-01-28 | Distribution network pre-assembled graphite grounding network device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120248477.7U CN214044021U (en) | 2021-01-28 | 2021-01-28 | Distribution network pre-assembled graphite grounding network device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214044021U true CN214044021U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120248477.7U Active CN214044021U (en) | 2021-01-28 | 2021-01-28 | Distribution network pre-assembled graphite grounding network device |
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| Country | Link |
|---|---|
| CN (1) | CN214044021U (en) |
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2021
- 2021-01-28 CN CN202120248477.7U patent/CN214044021U/en active Active
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