CN216564258U - Special earthing device for high-voltage ring main unit - Google Patents
Special earthing device for high-voltage ring main unit Download PDFInfo
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- CN216564258U CN216564258U CN202122734809.5U CN202122734809U CN216564258U CN 216564258 U CN216564258 U CN 216564258U CN 202122734809 U CN202122734809 U CN 202122734809U CN 216564258 U CN216564258 U CN 216564258U
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- Prior art keywords
- grounding
- wire
- copper plug
- wire end
- end copper
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 94
- 229910052802 copper Inorganic materials 0.000 claims abstract description 94
- 239000010949 copper Substances 0.000 claims abstract description 94
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model relates to a special grounding device for a high-voltage ring main unit. The technical scheme is as follows: the three groups of lead end copper plugs are respectively connected with the grounding wires through the loose joints of the grounding wires, the tail ends of the three grounding wires are connected with the gathering grounding wire, and the tail end of the gathering grounding wire is provided with a grounding end; the front ends of the three groups of lead end copper plugs are respectively provided with an adapter which is used for being connected with a plug-in cable head in the high-voltage ring main unit, and the rear ends of the lead end copper plugs are respectively movably connected with an operating rod. The beneficial effects are that: according to the utility model, the operating rod is sleeved at the rear end of the copper plug at the wire end, and the strip-shaped groove is matched with the stop rod, so that the operating rod can drive the copper plug at the wire end to rotate, the grounding wire is safely and reliably installed and fixed at the grounding position, and the construction safety of operators is ensured; in addition, the operating rod is connected with the copper plug at the wire end through the strong magnet, so that the operating rod can be conveniently taken down, the operation is convenient, the installation and the disassembly are quick, and the grounding efficiency is improved.
Description
Technical Field
The utility model relates to a special tool for a high-voltage ring main unit, in particular to a special grounding device for the high-voltage ring main unit.
Background
In a 6-10kv distribution line, a high-voltage ring main unit is widely applied to distribution stations and box-type substations of load centers such as urban residential districts, high-rise buildings, factory enterprises and the like, and the high-voltage ring main unit refers to: a group of transmission and distribution electrical equipment is arranged in a metal or nonmetal insulating cabinet body or is made into electrical equipment of an assembled interval type ring network power supply unit, and the core part of the electrical equipment adopts a load switch and a fuse, so that the power supply unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. However, with the increase of service time, power supply companies begin to upgrade and reform the original ring main unit in recent years, the original FN-12 series high-voltage switch is gradually replaced by the X6N-15 series high-voltage switch, and the connection mode of the cable head in the main unit is changed from a cold-shrink cable terminal in a common room to a plug-in cable head. When the high-voltage switch is replaced, the grounding wire is required to be connected to replace the high-voltage switch, but the conventional grounding device cannot be connected with the plug-in cable head, so that the grounding is difficult.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a special grounding device for a high-voltage ring main unit, which adopts a split structure and is provided with a special connector lug to realize the plugging and connecting with a plug-in cable lug in a new ring main unit, thereby realizing the grounding function.
The utility model provides a special grounding device for a high-voltage ring main unit, which adopts the technical scheme that: the device comprises a first wire end copper plug (2), a second wire end copper plug (11), a third wire end copper plug (12), a first operating rod (5), a second operating rod (13), a third operating rod (14), a grounding wire (6), a gathering grounding wire (8) and a grounding terminal (9), wherein the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are respectively connected with the grounding wire (6) through a grounding wire loose joint (3), the tail ends of the three grounding wires (6) are connected with the gathering grounding wire (8), and the grounding terminal (9) is arranged at the tail end of the gathering grounding wire (8); the front end of first wire end copper plug (2), second wire end copper plug (11), third wire end copper plug (12) is equipped with adapter (1) respectively for be connected with the cable head of the plug-in the high-pressure looped netowrk cabinet, first action bars (5) are connected to the rear end of first wire end copper plug (2), and second action bars (13) are connected to the rear end of second wire end copper plug (11), and third action bars (14) are connected to the rear end of third wire end copper plug (12).
Preferably, the rear outer walls of the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are respectively provided with a protruding stop lever (4).
Preferably, the rear ends of the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are provided with iron blocks (15).
Preferably, foretell first action bars (5) include the insulating body of rod (5.1), rotatory end (5.2) and bar groove (5.3), the front end fixed connection of the insulating body of rod (5.1) rotatory end (5.2), rotatory end (5.2) are the tubular structure, and are equipped with bar groove (5.3) on the outer wall, bar groove (5.3) are used for cooperating with shelves pole (4) on first wire end copper plug (2).
Preferably, the bottom of the inner cavity of the rotating end head (5.2) is provided with a strong magnet (5.4) which is used for being connected with an iron block (15) at the rear end of the first lead end copper plug (2) in an adsorption manner.
Preferably, the tail end of the insulating rod body (5.1) is provided with a rubber handle (7).
Preferably, the grounding terminal (9) is a concave structure, and a fastening bolt (10) is installed on one side of the grounding terminal (9) and used for fixing the grounding terminal (9) at the grounding position of the bottom of the high-voltage ring main unit.
Preferably, the other side surface of the concave structure is an arc-shaped structure (9.1).
The utility model has the beneficial effects that: the front end of the lead end copper plug is provided with the adapter for adapting to plug-in cable heads with different sizes in the high-voltage ring main unit, the operating rod is sleeved at the rear end of the lead end copper plug, and the strip-shaped groove is matched with the stop lever, so that the operating rod can drive the lead end copper plug to rotate, one end of the grounding wire is movably connected with the grounding wire, the other end of the grounding wire is connected to the gathering grounding wire and further connected to the grounding end, the grounding wire is safely and reliably installed and fixed at a grounding position, and the construction safety of operators is ensured;
in addition, the operating rod is connected with the copper plug at the wire end through the strong magnet, so that the operating rod can be conveniently taken down, the operation is convenient, the installation and the disassembly are quick, the grounding efficiency is improved, and finally, the plug-in type cable head in the new ring main unit is plugged, so that the grounding function is realized.
Drawings
FIG. 1 is a schematic overall structure of the present invention;
FIG. 2 is a schematic view of the structure with the operating lever removed;
FIG. 3 is a schematic view of the construction of the operating lever;
FIG. 4 is an enlarged schematic view at A in FIG. 2;
in the upper diagram: adapter 1, first wire end copper plug 2, earth connection loose joint 3, shelves pole 4, first action bars 5, earth connection 6, rubber handle 7, gather earth connection 8, earthing terminal 9, the bolt 10 of screwing, second wire end copper plug 11, third wire end copper plug 12, second action bars 13, third action bars 14, iron plate 15, the insulating rod body 5.1, rotatory end 5.2, bar groove 5.3, strong magnet 5.4, arc structure 9.1.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
The rear outer walls of the first wire end copper plug 2, the second wire end copper plug 11 and the third wire end copper plug 12 are respectively provided with a protruding stop lever 4 for matching and connecting with the operating rod 5 to prevent slipping.
In addition, the earth wire loose joint 3 is a ring-shaped structure sleeved in the middle of the first conductor end copper plug 2 and is connected to the earth wire, and the structure can ensure that the earth wire cannot rotate and knot when the first conductor end copper plug rotates.
Referring to fig. 3, the first operating rod 5 of the present invention includes an insulating rod body 5.1, a rotating end 5.2 and a strip-shaped groove 5.3, the front end of the insulating rod body 5.1 is fixedly connected with the rotating end 5.2, the rotating end 5.2 is a cylindrical structure, the outer wall of the rotating end is provided with the strip-shaped groove 5.3, and the strip-shaped groove 5.3 is used for being matched with a stopper 4 on the first wire end copper plug 2.
Wherein, the back ends of the first wire end copper plug 2, the second wire end copper plug 11 and the third wire end copper plug 12 are provided with iron blocks 15; and the bottom of the inner cavity of the rotating end 5.2 is provided with a strong magnet 5.4 which is used for being connected with an iron block 15 at the rear end of the first lead end copper plug 2 in an adsorption manner.
Furthermore, the tail end of the insulating rod body 5.1 is provided with a rubber handle 7 to avoid electric shock.
Further, the ground terminal 9 is a concave structure, and a screwing bolt 10 is installed on one side of the ground terminal 9 for fixing the ground terminal 9 at the ground position of the bottom of the high-voltage ring main unit.
When the high-voltage cable plug is used, a high-voltage switch of an X6N-15 series ring main unit to be replaced is disconnected, then a cabinet door of the high-voltage ring main unit is opened, then a sealing head on the plug-in cable head is paid, electricity is tested, and after no electricity is tested, subsequent installation is carried out; then, a first wire end copper plug 2, a second wire end copper plug 11 and a third wire end copper plug 12 are respectively connected through three operating rods, an adapter is arranged at the front end of each wire end copper plug and is used for adapting to plug-in cable heads with different sizes in the high-voltage ring main unit, the operating rods are sleeved at the rear ends of the wire end copper plugs and are matched with the blocking rods, so that the operating rods can drive the wire end copper plugs to rotate, one ends of the grounding wires are movably connected with the grounding wires, the other ends of the grounding wires are connected to a gathering grounding wire, and the grounding wires are further connected to the grounding ends, so that the grounding wires are safely and reliably installed and fixed at a grounding position, and the construction safety of operators is ensured; in addition, the operating rod is connected with the copper plug at the wire end through the strong magnet, so that the operating rod can be conveniently taken down, the operation is convenient, the installation and the disassembly are quick, and the grounding efficiency is improved.
The difference from the embodiment 1 is that: the other side surface of the concave structure is an arc-shaped structure 9.1, and the structure can facilitate the screwing bolt 10 to better contact the arc-shaped structure 9.1, so that the grounding terminal 9 is more firmly fixed at the grounding position.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solution described above. Therefore, any simple modifications or equivalent changes made according to the technical solution of the present invention shall fall within the scope of the present invention as claimed.
Claims (8)
1. The utility model provides a special earthing device of high-tension loop-network cabinets, characterized by: the device comprises a first wire end copper plug (2), a second wire end copper plug (11), a third wire end copper plug (12), a first operating rod (5), a second operating rod (13), a third operating rod (14), a grounding wire (6), a gathering grounding wire (8) and a grounding terminal (9), wherein the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are respectively connected with the grounding wire (6) through a grounding wire loose joint (3), the tail ends of the three grounding wires (6) are connected with the gathering grounding wire (8), and the grounding terminal (9) is arranged at the tail end of the gathering grounding wire (8); the front end of first wire end copper plug (2), second wire end copper plug (11), third wire end copper plug (12) is equipped with adapter (1) respectively for be connected with the cable head of the plug-in the high-pressure looped netowrk cabinet, first action bars (5) are connected to the rear end of first wire end copper plug (2), and second action bars (13) are connected to the rear end of second wire end copper plug (11), and third action bars (14) are connected to the rear end of third wire end copper plug (12).
2. The grounding device special for the high-voltage ring main unit as claimed in claim 1, wherein: and the outer walls of the rear sides of the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are respectively provided with a protruding stop rod (4).
3. The grounding device special for the high-voltage ring main unit as claimed in claim 2, wherein: and the rear ends of the first wire end copper plug (2), the second wire end copper plug (11) and the third wire end copper plug (12) are provided with iron blocks (15).
4. The grounding device special for the high-voltage ring main unit as claimed in claim 3, wherein: first action bars (5) including the insulating body of rod (5.1), rotatory end (5.2) and bar groove (5.3), the front end fixed connection of the insulating body of rod (5.1) rotatory end (5.2), rotatory end (5.2) are the tubular structure, and are equipped with bar groove (5.3) on the outer wall, bar groove (5.3) be used for with shelves pole (4) cooperation on first wire end copper plug (2).
5. The grounding device special for the high-voltage ring main unit as claimed in claim 4, wherein: the bottom of the inner cavity of the rotating end head (5.2) is provided with a strong magnet (5.4) which is used for being connected with an iron block (15) at the rear end of the first lead end copper plug (2) in an adsorption manner.
6. The grounding device special for the high-voltage ring main unit as claimed in claim 4, wherein: the tail end of the insulating rod body (5.1) is provided with a rubber handle (7).
7. The grounding device special for the high-voltage ring main unit as claimed in claim 1, wherein: the grounding terminal (9) is of a concave structure, and a screwing bolt (10) is arranged on one side of the grounding terminal (9) and used for fixing the grounding terminal (9) at the grounding position of the bottom of the high-voltage ring main unit.
8. The grounding device special for the high-voltage ring main unit as claimed in claim 7, wherein: the other side surface of the concave structure is an arc-shaped structure (9.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122734809.5U CN216564258U (en) | 2021-11-10 | 2021-11-10 | Special earthing device for high-voltage ring main unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122734809.5U CN216564258U (en) | 2021-11-10 | 2021-11-10 | Special earthing device for high-voltage ring main unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216564258U true CN216564258U (en) | 2022-05-17 |
Family
ID=81572936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122734809.5U Expired - Fee Related CN216564258U (en) | 2021-11-10 | 2021-11-10 | Special earthing device for high-voltage ring main unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216564258U (en) |
-
2021
- 2021-11-10 CN CN202122734809.5U patent/CN216564258U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220517 |
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| CF01 | Termination of patent right due to non-payment of annual fee |