CN113782994A - Multi-position grounding device for overhead cable - Google Patents
Multi-position grounding device for overhead cable Download PDFInfo
- Publication number
- CN113782994A CN113782994A CN202110940598.2A CN202110940598A CN113782994A CN 113782994 A CN113782994 A CN 113782994A CN 202110940598 A CN202110940598 A CN 202110940598A CN 113782994 A CN113782994 A CN 113782994A
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- Prior art keywords
- grounding
- line
- overhead
- fixing
- earthing
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- 239000004020 conductor Substances 0.000 claims description 4
- 241000272165 Charadriidae Species 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a multi-position grounding device for overhead cables, which comprises an operation table, a connecting support and a grounding end, wherein the operation table is arranged on a power pole through a hoop, the connecting support is arranged between the overhead cables, the grounding end is arranged on the ground, a plurality of groups of grounding switches are arranged on the operation table, one side of each grounding switch is respectively connected with the grounding end through a connecting wire, the other side of each grounding switch is connected with the connecting support, fixing fixtures are arranged on two sides of each connecting support, and the fixing fixtures are connected with the other side of each grounding switch through the grounding connecting wires.
Description
Technical Field
The invention belongs to the technical field of electric power, and relates to a multi-position grounding device for an overhead cable.
Background
The grounding means that a neutral point of an electric system and an electric device, an exposed conductive part of electric equipment and an external conductive part of the device are connected with the ground through conductors, and can be divided into working grounding, lightning protection grounding and protection grounding.
The protective grounding is grounding which is arranged for preventing equipment from being endangered in personal safety due to insulation damage and electrification, such as a metal shell of power equipment, a reinforced concrete pole and a metal tower, and in actual operation, for example, a cable is clamped by a grounding rod for an electric wire tower.
Common electric wire tower can only be connected a cable mostly when connecting the cable in the existing market, but the cable figure of building on some wire poles is more, and highly the difference between the cable of building, and the user can only hang many ground connection between the overhead line, meets under the condition of strong wind weather, can twine between the ground connection, causes unnecessary trouble at the dismantlement in-process.
Disclosure of Invention
In order to solve the problems, the invention provides a multi-position grounding device for an overhead cable, which solves the problems that in the prior art, a plurality of cables built on a telegraph pole are more, and a plurality of grounding lines are wound in windy weather.
The invention provides a multi-position grounding device for overhead cables, which comprises an operation table, a connecting support and a grounding end, wherein the operation table is arranged on a power rod through a hoop, the connecting support is arranged between the overhead cables, the grounding end is arranged on the ground, a plurality of groups of grounding switches are arranged on the operation table, one sides of the grounding switches are respectively connected with the grounding end through connecting wires, the other sides of the grounding switches are connected with the connecting support, fixing fixtures are arranged on two sides of the connecting support, and the fixing fixtures are connected with the other sides of the grounding switches through the grounding connecting wires.
Further linking bridge includes the fixed body of rod and adjusts the pole, the both ends of the fixed body of rod have the screw through hole, have installed in this screw through hole and have adjusted the pole, can be according to the distance between the cable through this structure, control linking bridge's length.
Furthermore, the adjusting rods at the two ends of the connecting support are provided with the fixing clamps which are of semicircular ring structures, the side faces of the circular rings are provided with threaded holes, threaded rods are arranged in the threaded holes, the bottoms of the threaded rods are provided with clamping grooves, and the clamping grooves are tightly connected with the overhead line.
Further, the inner side of the fixing clamp is made of a conductive material, and the inner side of the fixing clamp is connected with the grounding switch through a grounding connecting wire.
Further the side of the fixed body of rod of linking bridge has the fixed fixture of a plurality of circuits, places the ground connection line in the fixed fixture of circuit, makes the ground connection line can fix along linking bridge, avoids the non-fixed placing of ground connection line between overhead line.
Furthermore, a plurality of clamping devices are arranged at the upper end of the operating platform, after one end of the grounding connecting wire is installed on the grounding switch, the remaining wire is placed in the clamping devices, and the grounding connecting wire between the connecting support and the operating platform plays a tensioning role.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a multi-position grounding device for an overhead cable;
FIG. 2 is a schematic view of a connection bracket of the multi-position grounding device for an overhead cable;
fig. 3 is a schematic structural diagram of an operation table of the multi-position grounding device for the overhead cable.
In the figure: 1. an operation table; 2. connecting a bracket; 3. a ground terminal; 4. a grounding switch; 5. fixing the fixture; 6. fixing the rod body; 7. adjusting a rod; 8. and a fixture 9 and a line fixing fixture.
Detailed Description
The following provides a detailed description of an embodiment of the multi-position grounding device for an overhead cable according to the present invention.
As shown in fig. 1, the invention provides a multi-position grounding device for an overhead cable, which comprises an operation table 1, a connecting bracket 2 and a grounding terminal 3, wherein the operation table 1 is installed on a power pole through a hoop, the connecting bracket 2 is installed between the overhead cables, the grounding terminal 3 is installed on the ground, a plurality of groups of grounding switches 4 are installed on the operation table 1, one sides of the grounding switches 4 are respectively connected with the grounding terminal 3 through connecting wires, the other sides of the grounding switches are connected with the connecting bracket 2, fixing fixtures 5 are installed on both sides of the connecting bracket 2, and the fixing fixtures 5 are connected with the other sides of the grounding switches 4 through grounding connecting wires.
As shown in fig. 2, the connection bracket 2 includes a fixing rod body 6 and an adjusting rod 7, both ends of the fixing rod body 6 are provided with threaded through holes, the adjusting rod 7 is installed in the threaded through holes, and the length of the connection bracket 2 can be controlled according to the distance between cables by the structure.
According to the above, the fixing clamps 5 are mounted on the adjusting rods 7 at the two ends of the connecting support 2, the fixing clamps 5 are semi-circular ring structures, the side surfaces of the circular rings are provided with threaded holes, threaded rods are mounted in the threaded holes, and the bottoms of the threaded rods are provided with clamping grooves which are tightly connected with the overhead line.
According to the above, wherein the inside of the holding fixture 5 is made of an electrically conductive material, the inside of the holding fixture 5 is connected to the earthing switch 4 by means of an earthing connection.
As shown in fig. 2, the side of the fixing rod 6 of the connecting bracket 2 has a plurality of line fixing clamps 9, and the ground connection line is placed in the line fixing clamps 9, so that the ground connection line can be fixed along the connecting bracket 2, and the ground connection line is prevented from being placed between the overhead lines without being fixed.
As shown in fig. 3, the upper end of the operation table 1 is provided with a plurality of clamps 8, after one end of the grounding connection line is installed on the grounding switch 4, the remaining line is placed in the clamps 8, so that the grounding connection line between the connecting bracket 2 and the operation table 1 is tensioned.
The working principle of the multi-position grounding device for the overhead cable is as follows: install operation panel 1 on the power pole through the clamp, according to the overhead line quantity of wanting ground connection, pass through linking bridge 2 with two overhead lines that are closest to each other and link to each other, according to the distance between two overhead lines, adjust the regulation pole 7 at linking bridge 2 both ends, install fixed fixture 5 on the overhead line. After the installation is accomplished, ground connection is connected with earthing switch 4 of operation panel 1 and is linked to each other, and earthing switch 4 places the fixed fixture 9 of circuit in linking bridge 2 side, and earthing line's excess line is fixed through the fixture of operation panel 1 between linking bridge 2 and operation panel 1, through closed corresponding earthing switch 4, alright with overhead line ground connection.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a many earthing device for built on stilts cable, its characterized in that includes operation panel, linking bridge and earthing terminal, and wherein the operation panel passes through the clamp and installs on the power pole, and linking bridge installs between built on stilts cable, and the earthing terminal is installed subaerial, the last multiunit earthing switch that has installed of operation panel, this earthing switch one side links to each other with the earthing terminal through the connecting wire respectively, and the opposite side links to each other with linking bridge, fixed fixture has all been installed to linking bridge's both sides, and fixed fixture passes through the earthing connection line and links to each other with the earthing switch opposite side.
2. The multi-position grounding device for the overhead cables of claim 1, wherein the connecting bracket comprises a fixing rod body and an adjusting rod, the fixing rod body is provided with a threaded through hole at both ends, the adjusting rod is installed in the threaded through hole, and the length of the connecting bracket can be controlled according to the distance between the cables through the structure.
3. The multi-position grounding device for the overhead cable according to claim 2, wherein the fixing clamps are mounted on the adjusting rods at the two ends of the connecting bracket, the fixing clamps are semi-circular ring structures, the side surface of the circular ring is provided with a threaded hole, a threaded rod is mounted in the threaded hole, and the bottom of the threaded rod is provided with a clamping groove which is tightly connected with the overhead line.
4. A multi-position grounding device for overhead cables according to claim 3, characterized in that the inside of the fixing fixture, which is connected to the grounding switch by a grounding connection, is made of an electrically conductive material.
5. The multi-position grounding device for the overhead cables of claim 2, wherein the side of the fixing rod body of the connecting bracket is provided with a plurality of line fixing clamps, and the grounding connecting line is placed in the line fixing clamps, so that the grounding connecting line can be fixed along the connecting bracket, and the grounding connecting line is prevented from being placed between the overhead lines without being fixed.
6. The multi-position grounding device for overhead cables of claim 1, wherein the upper end of the console has a plurality of clamps, and after one end of the grounding connection line is mounted on the grounding switch, the remaining line is placed in the clamps to tension the grounding connection line between the connecting bracket and the console.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110940598.2A CN113782994A (en) | 2021-08-17 | 2021-08-17 | Multi-position grounding device for overhead cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110940598.2A CN113782994A (en) | 2021-08-17 | 2021-08-17 | Multi-position grounding device for overhead cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113782994A true CN113782994A (en) | 2021-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110940598.2A Pending CN113782994A (en) | 2021-08-17 | 2021-08-17 | Multi-position grounding device for overhead cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113782994A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211126135U (en) * | 2019-11-08 | 2020-07-28 | 国网江苏省电力有限公司盐城供电分公司 | Device for grounding multiple overhead lines |
| CN111564714A (en) * | 2020-07-16 | 2020-08-21 | 广东电网有限责任公司东莞供电局 | Multifunctional joint for high-altitude electric power construction grounding |
-
2021
- 2021-08-17 CN CN202110940598.2A patent/CN113782994A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211126135U (en) * | 2019-11-08 | 2020-07-28 | 国网江苏省电力有限公司盐城供电分公司 | Device for grounding multiple overhead lines |
| CN111564714A (en) * | 2020-07-16 | 2020-08-21 | 广东电网有限责任公司东莞供电局 | Multifunctional joint for high-altitude electric power construction grounding |
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