CN216794468U - Environment-friendly gas-insulated looped netowrk cabinet - Google Patents
Environment-friendly gas-insulated looped netowrk cabinet Download PDFInfo
- Publication number
- CN216794468U CN216794468U CN202123299710.3U CN202123299710U CN216794468U CN 216794468 U CN216794468 U CN 216794468U CN 202123299710 U CN202123299710 U CN 202123299710U CN 216794468 U CN216794468 U CN 216794468U
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- looped netowrk
- netowrk cabinet
- environment
- vacuum interrupter
- main unit
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Abstract
The utility model discloses an environment-friendly gas insulation ring main unit which comprises a ring main unit body, a vacuum arc extinguish chamber, an isolating switch, an upper wiring row, a circuit breaker driving shaft, an insulating pull rod and a grounding row. Through the mode, the ring main unit is installed in an overhead mode, the space is saved, the structure is compact, the operation state of a switch can be better observed through the observation window, the insulation safety distance is reliable, and the structural size of the ring main unit is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of electricity, in particular to an environment-friendly gas insulation ring main unit.
Background
The ring main unit uses the environment-friendly gas to replace SF6 gas, because the insulating property of the environment-friendly gas (N2, dry air and the like) is not good than that of SF6, the installation distance of components in the ring main unit needs to be lengthened, most of the vacuum arc-extinguishing chambers in the ring main unit are directly installed on a side plate or a bottom plate of the ring main unit in a side-mounting, upside-down or transverse mounting mode at present, because the marginal property of the environment-friendly gas in the ring main unit is poor, other components need to be kept away from, so that the electric field strength does not influence the performance, therefore, the ring main unit needs to be widened and lengthened, the cost is high, the larger space is not occupied, and the design in the ring main unit needs to be optimized.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing the environment-friendly gas insulation ring main unit which is installed in an overhead manner, has a compact structure, can better observe the running state of a switch through an observation window, has reliable insulation safety distance and effectively reduces the structural size of the ring main unit.
In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an environment-friendly gas insulation looped netowrk cabinet, this environment-friendly gas insulation looped netowrk cabinet include that the looped netowrk cabinet body, vacuum interrupter, isolator, last line of entry are arranged, circuit breaker drive shaft, insulating pull rod and ground connection are arranged, the overhead vacuum interrupter of installing in the looped netowrk cabinet body, the cartridge has isolator on the looped netowrk cabinet body of vacuum interrupter top, and isolator and vacuum interrupter switch-on, looped netowrk cabinet body top are provided with one row of last line of entry and arrange, and the cartridge has the circuit breaker drive shaft on the looped netowrk cabinet body of vacuum interrupter below, install in the circuit breaker drive shaft with vacuum interrupter complex insulating pull rod, vacuum interrupter installation frame back mounted has the ground connection to arrange.
The utility model provides an environment-friendly gas insulation looped netowrk cabinet still includes installation frame and support frame, the installation frame is fixed in looped netowrk cabinet body side through the support frame of both sides, and the installation frame is built on stilts to be set up, install vacuum interrupter on the installation frame.
Preferably, the disconnecting switch and the circuit breaker driving shaft are driven to rotate by an external power mechanism.
Preferably, the grounding bar is installed on a mounting frame on the back of the vacuum arc-extinguishing chamber, the disconnecting switch rotates upwards to reach a working position, and the disconnecting switch rotates downwards to reach an isolating position and a grounding position in sequence.
Compared with the prior art, the utility model has the beneficial effects that:
the vacuum arc extinguish chamber is arranged in an overhead manner far away from the side plate of the cabinet body, so that the space is saved;
the working conducting position, the isolating position and the grounding position are compact in structure, the running state of the switch can be better observed through the observation window, the insulating safe distance is reliable, and the structural size of the ring main unit is effectively reduced.
Drawings
Fig. 1 is a schematic structural diagram of an environment-friendly gas-insulated ring main unit.
Fig. 2 is a schematic view of a part of the structure of an environment-friendly gas-insulated ring main unit.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model easier to understand by those skilled in the art, and will thus define the scope of the utility model more clearly and clearly.
Referring to fig. 1 and 2, an embodiment of the present invention includes:
the utility model provides an environment-friendly gas insulation looped netowrk cabinet, this environment-friendly gas insulation looped netowrk cabinet include that the looped netowrk cabinet body 1, vacuum interrupter 2, isolator 3, go up wiring row 4, circuit breaker drive shaft 5, insulating pull rod 6 and earthing bar 7, the overhead vacuum interrupter 2 of installing in the looped netowrk cabinet body 1, the cartridge has isolator 3 on the looped netowrk cabinet body 1 of vacuum interrupter 2 top, and isolator 3 and vacuum interrupter 2 switch-on, 1 top of looped netowrk cabinet body are provided with one row of last wiring row 4, and the cartridge has circuit breaker drive shaft 5 on the looped netowrk cabinet body 1 of vacuum interrupter 2 below, install on the circuit breaker drive shaft 5 with vacuum interrupter 2 complex insulating pull rod 6, vacuum interrupter 2 installation frame back mounted have earthing bar 7.
The utility model provides an environment-friendly gas insulation looped netowrk cabinet still includes installation frame 8 and support frame 9, installation frame 8 is fixed in on the 1 side of looped netowrk cabinet body through the support frame 9 of both sides, and 8 built on stilts settings of installation frame, install vacuum interrupter 2 on the installation frame 8.
The isolating switch 3 and the circuit breaker driving shaft 5 are driven to rotate by an external power mechanism.
The grounding bar 7 is installed on an installation frame 8 on the back of the vacuum arc-extinguishing chamber 2, the isolating switch 3 rotates upwards to reach a working position, and the isolating switch 3 rotates downwards to sequentially reach an isolating position and a grounding position.
When the environment-friendly gas insulation ring main unit works, the ring main unit is switched on: the isolating switch 3 rotates upwards to reach the upper wire inlet row 4, the isolating switch 3 reaches a working conducting position, the circuit breaker driving shaft 5 is operated to drive the insulating pull rod 6 to move, the vacuum arc extinguish chamber 2 is switched on, and a main circuit is conducted; isolating operation of the ring main unit: operating a breaker driving shaft 5 to drive an insulating pull rod 6 to move, so that the vacuum arc extinguish chamber 2 is closed, and the isolating switch 3 is rotated to an isolating position; isolating and grounding operation of the ring main unit: a downward rotation of the disconnector 3 to the grounding row 7 to the grounding position is performed.
The environment-friendly gas insulation ring main unit is arranged in an overhead mode, space is saved, the structures of the working conducting position, the isolating position and the grounding position are compact, the running state of a switch can be better observed through the observation window, the insulation safety distance is reliable, and the structural size of the ring main unit is effectively reduced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. The utility model provides an environment-friendly gas insulation looped netowrk cabinet which characterized in that: this gaseous insulating looped netowrk cabinet of environment-friendly includes that the looped netowrk cabinet body, vacuum interrupter, isolator, enterprising line arrange, circuit breaker drive shaft, insulating pull rod and ground connection are arranged, the vacuum interrupter is installed to the internal overhead of looped netowrk cabinet, and the cartridge has isolator on the looped netowrk cabinet body of vacuum interrupter top, and isolator and vacuum interrupter switch-on, looped netowrk cabinet body top are provided with one row of enterprising line and arrange, and the cartridge has the circuit breaker drive shaft on the looped netowrk cabinet body of vacuum interrupter below, install in the circuit breaker drive shaft with vacuum interrupter complex insulating pull rod, vacuum interrupter installs the frame back mounted has the ground connection to arrange.
2. The environment-friendly gas insulation ring main unit according to claim 1, wherein: still include installation frame and support frame, the installation frame is fixed in looped netowrk cabinet body side through the support frame of both sides, and the built on stilts setting of installation frame, install vacuum interrupter on the installation frame.
3. The environment-friendly gas insulation ring main unit according to claim 1, wherein: the isolating switch and the circuit breaker driving shaft are driven to rotate by an external power mechanism.
4. The environment-friendly gas insulation ring main unit according to claim 1, wherein: the grounding bar is installed on the installation frame on the back of the vacuum arc extinguish chamber, the isolating switch rotates upwards to reach a working position, and the isolating switch rotates downwards to sequentially reach an isolating position and a grounding position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123299710.3U CN216794468U (en) | 2021-12-24 | 2021-12-24 | Environment-friendly gas-insulated looped netowrk cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123299710.3U CN216794468U (en) | 2021-12-24 | 2021-12-24 | Environment-friendly gas-insulated looped netowrk cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216794468U true CN216794468U (en) | 2022-06-21 |
Family
ID=82009584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123299710.3U Active CN216794468U (en) | 2021-12-24 | 2021-12-24 | Environment-friendly gas-insulated looped netowrk cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216794468U (en) |
-
2021
- 2021-12-24 CN CN202123299710.3U patent/CN216794468U/en active Active
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