CN2621352Y - SF6 all-insulated looped network switch cabinet - Google Patents
SF6 all-insulated looped network switch cabinet Download PDFInfo
- Publication number
- CN2621352Y CN2621352Y CN 03254302 CN03254302U CN2621352Y CN 2621352 Y CN2621352 Y CN 2621352Y CN 03254302 CN03254302 CN 03254302 CN 03254302 U CN03254302 U CN 03254302U CN 2621352 Y CN2621352 Y CN 2621352Y
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- CN
- China
- Prior art keywords
- gas tank
- bus
- cabinet
- sleeve
- conducting rod
- Prior art date
- 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.)
- Expired - Fee Related
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
An SF6 all-insulated ring net switch cabinet consists of an SF6 gas box, an operating mechanism and a cabinet body. A bus bar, a switch, a fuse and an outgoing wire sleeve and so on are provided in and are electrically connected with the SF6 gas box. A group of bus jointing sleeves or bus jointing sleeve holders electrically connected with the bus bar are provided on the upper end of the side face of the gas box. A group of sleeve holes are provided on the upper end of corresponding side face of the cabinet body. An outgoing wire sleeve arranged inside the SF6 gas box is arranged on the facade of the gas box. When the switch cabinet needs expanding, bus jointing sleeves of two switch cabinets are directly oppositely joined to the bus jointing sleeve holders, no switch cells are wasted; the cabinet is highly expandable, saves investment, is flexibly assembled, and can meet requirement of different users. In addition, the outgoing wire sleeve in the SF6 gas box is arranged on the fa ade of gas box, and it is more convenient for cable junction.
Description
Technical field
The utility model is applied to exchange 50Hz, 12kV electric power networks, relates to a kind of switchgear as power distribution, control and protection usefulness, relates in particular to a kind of SF
6The all insulation loop-network switch cabinet.
Background technology
At present, SF
6Gas all insulation loop-network switch cabinet has a series of mesohigh matured products, and in this type of switch cubicle, all high voltage components all are closed in and are full of SF
6In the gas tank of gas, be not subjected to the influence of external environment, be more suitable in comparatively abominable areas of environment for use such as high height above sea level, high pollutions than general air insulation cabinet, applied widely and security performance is high, but switch cubicle will be used for a plurality of switch gaps connecting when expansion, causes the switch wasting of resources, and increase the expense that the user bears, in addition, existing switch cubicle internal loading switch-fuse combined electric apparatus outlet sleeve pipe at interval all designs in the gas tank bottom, and it is very inconvenient that cable is connected.
Summary of the invention
The purpose of this utility model provides that a kind of autgmentability is strong, reduced investment, assembly SF flexible, easy to connect
6The all insulation loop-network switch cabinet.
Concrete scheme of the present utility model is: a kind of SF
6The all insulation loop-network switch cabinet is by SF
6Gas tank 1, operating mechanism 2 and cabinet 3 are formed SF
6The bus row 4, one or more groups threephase switch 5 and the fuse assembly 6 that are electrically connected, outlet sleeve pipe 7 etc. are arranged in the gas tank, it is characterized in that: SF
6The upper end, one or two side of gas tank 1 be equipped with one group with three-phase bus row's 4 bus joint sleeves 8 that are electrically connected or bus adapter sleeve base 9, cabinet has one group of collar aperture 10, SF on the 3 corresponding sides
6Outlet sleeve pipe 7 is in the front of gas tank in the gas tank.
Above-mentioned SF
6The all insulation loop-network switch cabinet is characterized in that: SF
6 Bus joint sleeve 8 on the gas tank 1 is made up of conducting rod 11 and Silicon-On-Insulator gum cover pipe 12, conducting rod 11 is cast in the Silicon-On-Insulator gum cover pipe 12, conducting rod 11 1 ends are lobe shape, there is spring coil 13 and the inner shield cover 14 that rises the outside, form in the lobe shape part of conducting rod 11 and connect with cavity 15, the female bus connecting hole 16 of the other end of conducting rod 11, Silicon-On-Insulator gum cover pipe 12 stretch out gas tank 1 outer near gas tank 1 part be protruding circular ring and with the contact-making surface of gas tank 1 be waveform, another part surface is a wave ring shape and tapered, stretch out and be embedded with shielding looped network 17 in outer Silicon-On-Insulator gum cover pipe 12 parts of gas tank 1, bus joint sleeve 8 is by nut 18, platen 19 and the double-screw bolt 20 that is welded on the gas tank 1 closely are fixed on the gas tank 1; SF
6Bus adapter sleeve base 9 on the gas tank 1 is made up of conductive contact 21 and insulating resin casing seat 22 and all in gas tank 1, the inner conical cavity 23 that matches with Silicon-On-Insulator gum cover pipe 12 wave ring shape part overall dimensions is arranged on the insulating resin casing seat 22, conductive contact 21 parts are cast in the insulating resin casing seat 22 and its port has tapped bus connecting hole 24, another part of conductive contact 21 is connected with cavity 15 in inner conical cavity 23 and on overall dimension and the conducting rod 11 and matches, insulating resin casing seat 22 is protruding circular ring and embedded nut 25 near gas tank 1 inwall place, and be embedded with sealing rubber ring 26 in its outside, be embedded with two sealing rubber rings 27 between conductive contact 21 and insulating resin casing seat 22 contact-making surfaces, insulating resin casing seat 22 closely is fixed on the gas tank 1 by a plurality of bolts.
Above-mentioned SF
6The all insulation loop-network switch cabinet, SF
6Fuse assembly 6 in the gas tank 1 is made up of insulating cylinder 28 and fuse 29, and fuse 29 is fixed in the insulating cylinder 28, it is characterized in that: near fuse 29 ends one metallic shield looped network 30 is arranged at insulating cylinder 28 inwalls.
Above-mentioned SF
6The all insulation loop-network switch cabinet is characterized in that: operating mechanism 2 is disc spring formula spring operating mechanisms.
The utility model is because at SF
6There are one group of bus joint sleeve or bus adapter sleeve base of linking to each other with bus row in upper end, gas tank side, then switch cubicle is when needs are expanded, directly switch gap is not wasted in the bus joint sleeve of two switch cubicles and the butt joint of bus adapter sleeve base, autgmentability is strong, reduced investment, assembly are flexible, can satisfy the needs of different user; When accident, the equipment of connection can hightail and come, and can change rapidly, has guaranteed to resume operation fast, and peak use rate is provided; Other is SF
6The outlet sleeve pipe is in the front of gas tank in the gas tank, and more convenient cable connects; But the gauze screen uniform electric field is arranged in fuse assembly, improve withstand voltage level, operating mechanism is selected the disc spring formula for use, can make the switching manipulation vibratility littler and be easy to assembling.
Description of drawings
Fig. 1 is the utility model schematic diagram,
Fig. 2 is bus joint sleeve 8 cross-sectional view of the present utility model,
Fig. 3 is bus adapter sleeve base 9 cross-sectional view of the present utility model,
Fig. 4 the utility model bus joint sleeve 8 and bus adapter sleeve base 9 butt joint cross-sectional view,
Fig. 5 is fuse assembly 6 cross-sectional view of the present utility model.
Among the figure, 1SF
6The gas tank 2 operating mechanisms 3 cabinets 4 bus bars 5 switches 6 fuse assemblies 7 outlet casing tubes 8 bus-bar connecting sleeves 9 bus-bar connecting sleeve seats 10 collar aperture 11 conducting rods 12 SOI gum cover pipes 13 spring coil 14 inner shields cover 15 that rises connects with cavity 16 bus connecting holes 17 shielding looped networks 18 nuts 19 platens 20 double-screw bolts 21 conductive contacts 22 insulating resin casing seats 23 inner conical cavitys 24 buses and connects cavity 25 nuts 26 sealing rubber rings 27 sealing rubber rings 28 insulating cylinders 29 fuses 30 shielding looped networks.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a kind of SF of two intervals
6The all insulation loop-network switch cabinet comprises SF
6Gas tank 1, operating mechanism 2 and cabinet 3 are full of SF in the whole gas tank
6Gas.At SF
6Gas tank 1 side upper end have one group with the bus row 4 bus adapter sleeve bases 9 that link to each other, cabinet has one group of collar aperture 10 on the 3 corresponding sides, when needs expanded to four intervals, the switch cubicle that this switch cubicle and another is equipped with bus joint sleeve 8 docked; When needs expand to six intervals, then this switch cubicle is made the cabinet that respectively there is one group of bus adapter sleeve base 9 left and right side, docked with two other switch cubicle that one group of bus joint sleeve 8 is housed again, by that analogy, just can realize expansion easily, in addition also can be at SF
6Gas tank top dress bus joint sleeve connects with an isolated bus.SF
6Outlet sleeve pipe 7 is that the epoxy resin bushing design is in the front of gas tank, with the convenient turnover cable that connects in the gas tank.Among Fig. 4, during butt joint, the wave ring shape of sleeve pipe 8 partly inserts in casing seat 9 cavity 23 that size matches with it, conductive contact 21 in the casing seat 9 also just is inserted in the connection cavity 15 that size matches with it in the conducting rod 11, and can be electrically connected well with conducting rod 11 under the effect of the spring coil 13 that rises; Wave ring shape on the sleeve pipe 8 is for exhaust and avoids the usefulness of interference; In bury the shielding looped network 17 be used for uniform electric field.Fig. 5 is the structural representation of fuse assembly 6, and metallic shield looped network 30 wherein also is to be uniform electric field usefulness, improves the insulation level of fuse assembly; Operating mechanism 2 is selected disc spring formula operating mechanism for use, makes switching manipulation stablize, shake little and easy assembling.
Claims (4)
1, a kind of SF
6The all insulation loop-network switch cabinet is by SF
6Gas tank (1), operating mechanism (2) and cabinet (3) are formed, SF
6There is the bus that is electrically connected to arrange (4), one or more groups threephase switch (5) and fuse assembly (6), outlet sleeve pipe (7) etc. in the gas tank, it is characterized in that: SF
6One group of bus joint sleeve (8) or bus adapter sleeve base (9) that is electrically connected with three-phase bus row (4) is equipped with in one or two upper end, side of gas tank (1), and there are one group of collar aperture (10), SF in upper end, the corresponding side of cabinet (3)
6Outlet sleeve pipe (7) is in the front of gas tank in the gas tank.
2, SF as claimed in claim 1
6The all insulation loop-network switch cabinet is characterized in that: SF
6Bus joint sleeve (8) on the gas tank (1) is made up of conducting rod (11) and Silicon-On-Insulator gum cover pipe (12), conducting rod (11) is cast in the Silicon-On-Insulator gum cover pipe (12), conducting rod (11) one ends are lobe shape, there is rise a spring coil (13) and an inner shield cover (14) outside, form in the lobe shape part of conducting rod (11) and connect with cavity (15), the female bus connecting hole of the other end of conducting rod (11) (16), Silicon-On-Insulator gum cover pipe (12) stretch out gas tank (1) outer near gas tank (1) part be protruding circular ring and with the contact-making surface of gas tank (1) be waveform, another part surface is a wave ring shape and tapered, stretch out in outer Silicon-On-Insulator gum cover pipe (12) part of gas tank (1) and be embedded with shielding looped network (17), bus joint sleeve (8) is by nut (18), platen (19) and the double-screw bolt (20) that is welded on the gas tank (1) closely are fixed on the gas tank (1); SF
6Bus adapter sleeve base (9) on the gas tank (1) is made up of conductive contact (21) and insulating resin casing seat (22) and all in gas tank (1), the inner conical cavity (23) that matches with Silicon-On-Insulator gum cover pipe (12) wave ring shape part overall dimension is arranged on the insulating resin casing seat (22), conductive contact (a 21) part is cast in the insulating resin casing seat (22) and its port has tapped bus connecting hole (24), another part of conductive contact (21) is connected with cavity (15) in inner conical cavity (23) and on overall dimension and the conducting rod (11) and matches, insulating resin casing seat (22) is protruding circular ring and embedded nut (25) near gas tank (1) inwall place, and be embedded with sealing rubber ring (26) in its outside, be embedded with two sealing rubber rings (27) between conductive contact (21) and insulating resin casing seat (22) contact-making surface, insulating resin casing seat (22) closely is fixed on the gas tank (1) by a plurality of bolts.
3, SF as claimed in claim 1 or 2
6The all insulation loop-network switch cabinet, SF
6Fuse assembly (6) in the gas tank (1) is made up of insulating cylinder (28) and fuse (29), and fuse (29) is fixed in the insulating cylinder (28), it is characterized in that: near fuse (29) end one metallic shield looped network (30) is arranged at insulating cylinder (28) inwall.
4, as claim 1 or 2 or 3 described SF
6The all insulation loop-network switch cabinet is characterized in that: operating mechanism (2) is a disc spring formula spring operating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03254302 CN2621352Y (en) | 2003-06-03 | 2003-06-03 | SF6 all-insulated looped network switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03254302 CN2621352Y (en) | 2003-06-03 | 2003-06-03 | SF6 all-insulated looped network switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2621352Y true CN2621352Y (en) | 2004-06-23 |
Family
ID=34253514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03254302 Expired - Fee Related CN2621352Y (en) | 2003-06-03 | 2003-06-03 | SF6 all-insulated looped network switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2621352Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324632A (en) * | 2011-06-15 | 2012-01-18 | 西安西能电器新技术发展有限公司 | Bus connector for cabinet type gas-insulated metal-enclosed switchgear |
| CN109755080A (en) * | 2019-03-01 | 2019-05-14 | 大连北方互感器集团有限公司 | A kind of voltage transformer secondary fuse protective device and preparation method thereof |
| CN113169530A (en) * | 2018-12-06 | 2021-07-23 | 三菱电机株式会社 | Bus bar connection device, switch cabinet and connection method of bus bar connection device |
-
2003
- 2003-06-03 CN CN 03254302 patent/CN2621352Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324632A (en) * | 2011-06-15 | 2012-01-18 | 西安西能电器新技术发展有限公司 | Bus connector for cabinet type gas-insulated metal-enclosed switchgear |
| CN113169530A (en) * | 2018-12-06 | 2021-07-23 | 三菱电机株式会社 | Bus bar connection device, switch cabinet and connection method of bus bar connection device |
| CN109755080A (en) * | 2019-03-01 | 2019-05-14 | 大连北方互感器集团有限公司 | A kind of voltage transformer secondary fuse protective device and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040623 Termination date: 20110603 |