CN115832928A - Environment-friendly gas insulation ring network switch equipment - Google Patents
Environment-friendly gas insulation ring network switch equipment Download PDFInfo
- Publication number
- CN115832928A CN115832928A CN202211631320.8A CN202211631320A CN115832928A CN 115832928 A CN115832928 A CN 115832928A CN 202211631320 A CN202211631320 A CN 202211631320A CN 115832928 A CN115832928 A CN 115832928A
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- Prior art keywords
- chamber
- ring network
- cable
- environmental protection
- gas
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009413 insulation Methods 0.000 title claims abstract description 16
- 230000007613 environmental effect Effects 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 30
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 3
- 239000002184 metal Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910018503 SF6 Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 1
- 229960000909 sulfur hexafluoride Drugs 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model provides an environmental protection gas insulation looped netowrk switchgear, includes a plurality of looped netowrk cabinets that make up side by side, looped netowrk cabinet includes the cabinet body, the cabinet body includes the instrument room on upper portion, the control room at middle part, the air chamber at well rear portion and the cable chamber of lower part, be filled with non-SF in the air chamber 6 A gas; the air chamber is internally provided with a solid-sealed vacuum arc-extinguishing breaker, the rear shell of the air chamber is provided with a flow guide cavity, and the flow guide cavity is communicated with the cable chamber.
Description
Technical Field
The invention relates to an environment-friendly gas insulation ring network switch device.
Background
The ring main unit is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval ring main power supply unit, and the core part of the ring main unit adopts a load switch and a fuse. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.
The insulating ring network switch equipment mainly has models of RM6, HXGT6, safering and the like, a switch, a bus and a supporting insulating piece of the equipment are arranged in a fully-closed metal shell, sulfur hexafluoride gas is filled in the metal shell to be used as an arc extinguishing and insulating medium and is connected with an external cable through a sealing sleeve, and then a load switch taking the gas as the insulating medium has a larger insulating space to accommodate the insulating gas at the adjacent position of the metal shell, so that not only a large amount of gas medium is needed, but also the volume of a gas box is greatly increased.
Among the prior art, the cable is more in the looped netowrk cabinet, if not accomodate and lead to space utilization lower and radiating efficiency relatively poor easily, leads to subassembly life to reduce easily.
Disclosure of Invention
The invention aims to provide an environment-friendly gas insulation ring network switch device which can accommodate cables and improve the heat dissipation efficiency.
The above object of the present invention is achieved by the following scheme:
an environment-friendly gas insulation ring network switch device comprises a plurality of ring network cabinets combined in parallel, wherein each ring network cabinet comprises a cabinet bodyThe cabinet body comprises an instrument room on the upper part, a control room in the middle part, an air chamber at the middle rear part and a cable chamber at the lower part, wherein the air chamber is filled with non-SF 6 A gas;
the vacuum arc extinguishing device is characterized in that a solid-sealed vacuum arc extinguishing breaker is arranged in the air chamber, a flow guide cavity is arranged on a rear shell of the air chamber, and the flow guide cavity is communicated with the cable chamber.
Furthermore, a disconnecting switch is arranged in the air chamber, a moving contact of the disconnecting switch is connected with an incoming line end of the circuit breaker, and a line outlet end of the circuit breaker is connected with one end of the bus.
Furthermore, the other end of the bus is connected with a wire outlet sleeve, and the wire outlet sleeve is installed in the cable chamber.
Furthermore, a branch quick connector is arranged in the cable chamber and connected with a branch cable.
Furthermore, a voltage transformer is arranged in the cable chamber and connected with the outlet sleeve.
Furthermore, a mechanism for controlling the disconnecting switch and a structure for controlling the circuit breaker are arranged in the control chamber.
Furthermore, the cable chamber is provided with a cooling fan, and the cooling fan increases the airflow of the diversion cavity.
Furthermore, the back of the diversion cavity is provided with a vent groove.
Furthermore, the cable chamber is provided with a Y-shaped guide groove, and the branch cable and the bus bar penetrate through the Y-shaped guide groove.
Furthermore, the upper end of the air chamber is provided with a wire inlet sleeve.
Further, the non-SF 6 The gas is nitrogen or carbon dioxide.
The technical effects of the invention can be achieved by the scheme as follows:
the environment-friendly gas insulation ring network switch equipment is simple in structure, easy to install and wind cables, capable of increasing the space of the box body and easy to dissipate heat in the box.
Drawings
Fig. 1 is a structural diagram of the environmental-friendly gas-insulated ring network switchgear of the present invention.
Fig. 2 is a cross-sectional view of the ring network switchgear of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, an environment-friendly gas insulation ring network switchgear includes a plurality of ring network cabinets 1 combined in parallel, where the ring network cabinet 1 includes a cabinet body, the cabinet body includes an upper instrument room 2, a middle control room 3, a middle rear air chamber 4 and a lower cable chamber 5, and the air chamber 4 is filled with non-SF 6 Gas, said non-SF 6 The gas is nitrogen or carbon dioxide; the gas chamber 4 is internally provided with a solid-sealed vacuum arc-extinguishing circuit breaker 9, the rear shell of the gas chamber 4 is provided with a flow guide cavity, and the flow guide cavity is communicated with the cable chamber 5.
An isolating switch 8 is arranged in the air chamber 4, a moving contact of the isolating switch 8 is connected with a wire inlet end of the breaker 9, and a wire outlet end of the breaker 9 is connected with one end of a bus.
The other end of the bus is connected with an outgoing sleeve 10, and the outgoing sleeve 10 is installed in the cable chamber 5.
The cable chamber 5 is provided with a branch quick plug 11, and the branch quick plug 11 is connected with a branch cable.
And a voltage transformer 13 is arranged in the cable chamber and is connected with the outgoing line sleeve 10.
And a mechanism 6 for controlling the disconnecting switch and a structure 7 for controlling the circuit breaker are arranged in the control chamber 3, and the specific structures of the two are known technologies.
The cable chamber 5 is provided with a cooling fan, the cooling fan increases the airflow of the diversion cavity, and the back of the diversion cavity is provided with an air duct.
The cable chamber 5 is provided with a Y-shaped guide groove 12, and the branch cables and the bus bars are arranged in the Y-shaped guide groove 12 in a penetrating mode. The upper end of the air chamber is provided with a wire inlet sleeve 14.
Above-mentioned gaseous insulation looped netowrk switchgear simple structure of environmental protection easily cable installation and winding, increase box space and easily incasement heat dissipation.
Finally, it should be noted that: 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 (11)
1. The utility model provides an environmental protection gas insulation looped netowrk switchgear, includes a plurality of looped netowrk cabinets that make up side by side, looped netowrk cabinet includes the cabinet body, the cabinet body includes the instrument room on upper portion, the control room at middle part, the air chamber at well rear portion and the cable chamber of lower part, be filled with non-SF in the air chamber 6 A gas;
the vacuum arc extinguishing device is characterized in that a solid-sealed vacuum arc extinguishing breaker is arranged in the air chamber, a flow guide cavity is arranged on a rear shell of the air chamber, and the flow guide cavity is communicated with the cable chamber.
2. The environmental protection gas insulation ring net switch device as claimed in claim 1, wherein a disconnecting switch is arranged in the gas chamber, a moving contact of the disconnecting switch is connected with an incoming line end of the breaker, and an outgoing line end of the breaker is connected with one end of a bus.
3. The environmental protection gas insulation ring network switch device as claimed in claim 2, wherein the other end of the bus bar is connected with an outlet bushing, and the outlet bushing is installed in the cable chamber.
4. The environmental protection gas-insulated ring network switchgear of claim 3, wherein said cable chamber is provided with a spur quick connector, said spur quick connector being connected with a spur cable.
5. The environmental protection gas insulation ring network switching device as claimed in claim 3, wherein a voltage transformer is provided in the cable chamber, and the voltage transformer is connected with the outlet sleeve.
6. The environmentally friendly gas insulated ring network switching apparatus as claimed in claim 1, wherein the operating chamber is provided with a mechanism for controlling the disconnecting switch and a structure for controlling the circuit breaker.
7. The environmental protection gas insulation ring network switchgear of claim 1, wherein the cable chamber is provided with a cooling fan, and the cooling fan increases the airflow of the diversion cavity.
8. The environmental protection gas insulation ring network switch equipment as claimed in claim 7, wherein the back of the diversion chamber is provided with a vent groove.
9. The environmental protection gas insulation ring net switching device as claimed in claim 4, wherein the cable chamber is provided with a Y-shaped guiding groove, and the branch cable and the bus bar are inserted into the Y-shaped guiding groove.
10. The environment-friendly gas-insulated ring network switching apparatus as recited in claim 1, wherein an inlet bushing is provided at an upper end of the gas chamber.
11. The environmentally friendly gas insulated ring network switchgear of claim 1, wherein the non-SF is selected from the group consisting of 6 The gas is nitrogen or carbon dioxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211631320.8A CN115832928A (en) | 2022-12-19 | 2022-12-19 | Environment-friendly gas insulation ring network switch equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211631320.8A CN115832928A (en) | 2022-12-19 | 2022-12-19 | Environment-friendly gas insulation ring network switch equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115832928A true CN115832928A (en) | 2023-03-21 |
Family
ID=85516617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211631320.8A Pending CN115832928A (en) | 2022-12-19 | 2022-12-19 | Environment-friendly gas insulation ring network switch equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115832928A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119009745A (en) * | 2024-08-23 | 2024-11-22 | 信一电力设备有限公司 | Environment-friendly gas-insulated metal-enclosed switchgear with heat abstractor |
| CN119050815A (en) * | 2024-08-23 | 2024-11-29 | 信一电力设备有限公司 | Modularized isolating circuit breaker switch equipment |
-
2022
- 2022-12-19 CN CN202211631320.8A patent/CN115832928A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119009745A (en) * | 2024-08-23 | 2024-11-22 | 信一电力设备有限公司 | Environment-friendly gas-insulated metal-enclosed switchgear with heat abstractor |
| CN119050815A (en) * | 2024-08-23 | 2024-11-29 | 信一电力设备有限公司 | Modularized isolating circuit breaker switch equipment |
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