CN2728056Y - Gas filled type ring net switching device - Google Patents
Gas filled type ring net switching device Download PDFInfo
- Publication number
- CN2728056Y CN2728056Y CN 200420037047 CN200420037047U CN2728056Y CN 2728056 Y CN2728056 Y CN 2728056Y CN 200420037047 CN200420037047 CN 200420037047 CN 200420037047 U CN200420037047 U CN 200420037047U CN 2728056 Y CN2728056 Y CN 2728056Y
- Authority
- CN
- China
- Prior art keywords
- switch
- gas
- fixed
- phase
- operating mechanism
- 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
Links
Images
Landscapes
- Gas-Insulated Switchgears (AREA)
Abstract
The utility model relates to a gas filled type ring net switching device, comprising a spring operating mechanism, 2-6 load switches of common-box type arranged in the fully enclosed metal box of gas insulation for realizing the on and off of the switch, and a three-phase sealing sleeve connected with the external cables. The spring operating mechanism arranged above the load switches has an operating main shaft connected with a main shaft of the switch in vertical installation via a connection shaft; the triple-pole front and back fixed contacts of the load switches are embedded on the front and back fixed contact bases closely fitted to the metal box, appearing in the upper, middle and lower line layout and vertical to the basal plane; and the sealing sleeve is parallel to and interlace provided with the basal plane. The advantages are compact conformation, shortening of the size of the equipment in the depth direction, reduction of the box volume, convenience of the operation by people standing, reduction of the floor area of the equipment and the consumption of the gas medium, and reduction of the cost of equipment.
Description
Technical field
The utility model relates to the switchgear that is suitable in the 10KV electrical network accepting and to distribute the band metallic case and gas isolation that electric energy uses.
Background technology
The switchgear of existing band metallic case and gas isolation mainly contains models such as RM6, HXGT6, Safering.The switch of this equipment, bus, support insulators are configured in the totally enclosed metal shell, in fill sulfur hexafluoride gas as arc extinguishing and dielectric, link to each other with the cable in the external world by Sealed casing pipe.Known switchgear normally is arranged on operating mechanism the front of on-load switch, operating axis is parallel with basal plane, the cable sleeve of turnover line terminals is parallel with the mechanism operating axis, and to be yi word pattern horizontal, and this scenario-frame is not compact, and equipment depth direction size is big, make the floor space increase; Secondly, as the on-load switch and the metal shell adjacent of dielectric bigger insulating space housing insulation gas to be arranged, not only need a large amount of gas mediums, the gas tank volume is increased greatly with gas.
Summary of the invention
It is first purpose that technical problem to be solved in the utility model is to overcome the defective of prior art and a kind of compact conformation, easy to operate gas-filled type looped network switch apparatus are provided; It is second purpose that a kind of gas-filled type looped network switch apparatus that can dwindle gas tank volume, reduction gas medium use amount greatly is provided simultaneously.
Goal of the invention of the present utility model is achieved through the following technical solutions:
A kind of gas-filled type looped network switch apparatus, it comprises spring operating mechanism and is subjected to this mechanism's operation to realize the on-load switch of switch on and off, described on-load switch is that 2～6 common box types are arranged in the gas isolated totally-enclosed metal cabinet, and link to each other with the cable in the external world by the three-phase Sealed casing pipe, it is characterized in that described spring operating mechanism is arranged on the top of on-load switch, the operating mechanism main shaft connects switch spindle by connecting axle and is vertical installation, and it is vertical with basal plane that three utmost points of on-load switch are the upper, middle and lower straight line; Described three-phase Sealed casing pipe is parallel with basal plane to be presented, in, oblique line and dislocation are arranged down.
Described spring operating mechanism is fixed on the gas tank bent plate by mechanism's fixed head, the operation parts are located in the housing, comprise operating axis, fixed mount before operating axis connects by cam, preceding fixed mount and back fixed mount are fixed with the two ends of spring respectively, mechanism main shaft top links to each other with positioning indicator, and the lower end links to each other with connecting axle, and this connecting axle is bearing on the fixed head of fixing with the gas tank bent plate.
Described on-load switch is arranged in the metal enclosed casing of spring operating mechanism below, comprise and be located at the switch spindle that supports by mounting flange and axle sleeve between switch upper mounting plate and the switch lower installation board, be respectively equipped with uncharged preceding stationary contact headstock of the outside insulation of being close to it and back stationary contact headstock behind gas tank bent plate and the gas tank in the shrouding, extremely preceding fixed contact of A, B, C three and back fixed contact are embedded respectively in preceding stationary contact headstock and back stationary contact headstock, be provided with the moving contact by spring compression in the movable contact headstock of connection switch spindle, the switch bus is fixed on the fixed contact of back.
Described three-phase Sealed casing pipe comprises A phase sleeve pipe, B phase sleeve pipe, C phase sleeve pipe, the one end outside respectively with A mutually cable, B phase cable, C phase cable connect, the other end links to each other with preceding fixed contact, by the platen positioning and fixing on the gas tank bent plate.
Compared with prior art, the utility model has improved the relative position of spring operating mechanism and on-load switch, spring operating mechanism is arranged on on-load switch top, and operating axis not only had been convenient to people and has been stood and operate but also reduction equipment depth direction size up, reduce floor space, because A, the B of box on-load switch, that C three utmost points are the upper, middle and lower straight line is vertical with basal plane, Sealed casing pipe and misplace layout parallel with basal plane both made compact conformation, make cable easy to connect again, do not produce interference; Owing to improved the forward and backward fixed contact of on-load switch and the mounting structure of forward and backward stationary contact headstock, make the outside insulation of forward and backward stationary contact headstock not charged, can be close to metal cabinet, make the metal cabinet volume-diminished, thereby reduce the use amount of gas medium, cost of equipment is reduced.
Description of drawings
Fig. 1 is the utility model side direction structural representation (removing side plate).
Fig. 2 is the D-D sectional structure schematic diagram of Fig. 1.
Fig. 3 arranges schematic diagram for threephase cable.
Embodiment
Below with reference to above-mentioned accompanying drawing embodiment the utility model is described in detail again.
As Figure 1-3, the gas-filled type looped network switch apparatus is by spring operating mechanism and formed by the on-load switch of this mechanism's operation realization switch on and off, its function is to accept in the 10KV electrical network and the distribution electric energy, all switches, bus, support insulators all are configured in the totally enclosed metal cabinet, charge into sulfur hexafluoride gas as arc extinguishing and dielectric through the charge valve (not shown), link to each other with the cable in the external world by Sealed casing pipe.Equipment can dispose 2～6 switches as required, and present embodiment has disposed 3 switches.
Described spring operating mechanism is arranged on the top of on-load switch, be fixed on the gas tank bent plate 13 by mechanism's fixed head 14, the operation parts are located in the housing, include operating axis 19, operating axis is connected with preceding fixed mount 20 by the cam that is connected, preceding fixed mount 20 is connected with spring 17 two ends respectively with back fixed mount 16, mechanism's main shaft 15 tops connect indicators for switching condition 18, the lower end connects connecting axle 12, this connecting axle is bearing in the fixed head of fixing with gas tank bent plate 13 14, and be provided with sealing device between connecting axle and the fixed head, guarantee the gas tank sealing.When mechanism's operating axis is done spinning movement, fixed mount 20 compressing mechanism springs 17 energy storage before can driving, after crossing the dead point, spring energy-storage releases energy, 15 rotations of lead agency main shaft, mechanism's main shaft is finished the separating brake and the closing function of switch again by switch spindle 3 rotations of connecting axle 12 drive on-load switches, and shows separating brake and "on" positions by indicators for switching condition 18.
Described on-load switch is arranged on the below of spring operating mechanism, gas tank bent plate 13 by " U " type, shrouding 9 and biside plate are fixed into closed box through welding behind the gas tank, comprise in it and be located at switch upper mounting plate 10 and be switch spindle 3 between the switch lower installation board 1 of base with switch mounting panel 27, this switch spindle is made by insulating material, be vertical installation, be connected with the connecting axle 12 of spring operating mechanism, the switch spindle upper end is supported by the mounting flange 11 that is fixed on the gas tank bent plate, the lower end is supported by the axle sleeve 2 that is fixed on the switch lower installation board, requiring has end play between mounting flange and axle sleeve and switch spindle, can guarantee the switch spindle rotation flexibly, constitute the switch of rotary double break mouth structure, A, B, C three utmost points are presented, in, following straight line is vertical with basal plane, before three utmost points, back moving contact 7 usefulness holddown springs 8 are installed in the movable contact headstock that fixes with switch spindle 3.The forward and backward fixed contact 24,5 of A, B, C three utmost points is embedded to be cast in (as epoxy resin) in the insulating material, this insulating material constitutes the upper end and is fixed on preceding stationary contact headstock 21 and the back stationary contact headstock 6 that switch upper mounting plate, lower end are fixed on the dysuria and constipation on the switch lower installation board, not charged, the inboard G of outside H face of preceding stationary contact headstock wears, the inboard F of back stationary contact headstock wears electricity, outside E face is not charged is insulating surfaces, so can be close to shrouding 9 behind gas tank bent plate 13 and the gas tank, dwindle the inner space, make the casing volume-diminished, reduce the use amount of insulating gas medium.3 switches are fastened on the fixed contact 5 of back with bus 4.
Described three-phase Sealed casing pipe is made up of A phase sleeve pipe 23, B phase sleeve pipe 25, C phase sleeve pipe 26, cable 28, B phase cable 29, C phase cable 30 connect the one end mutually with corresponding A outside, the other end links to each other with preceding fixed contact 24, by platen 22 positioning and fixing on gas tank bent plate 13, and the three-phase Sealed casing pipe is parallel with basal plane and dislocation is stairstepping arranged (Fig. 2-3), make threephase cable easy to connect, do not produce interference.
When the rotary power from spring operating mechanism was passed to switch spindle 3, switch spindle just drove forward and backward moving contact 7 and breaks away from forward and backward fixed contacts 24,5 and realize separating brake, or in conjunction with and realize closing a floodgate.
Claims (4)
1, a kind of gas-filled type looped network switch apparatus, it comprises spring operating mechanism and is subjected to this mechanism's operation to realize the on-load switch of switch on and off, described on-load switch is that 2～6 common box types are arranged in the gas isolated totally-enclosed metal cabinet, and link to each other with the cable in the external world by the three-phase Sealed casing pipe, it is characterized in that described spring operating mechanism is arranged on the top of on-load switch, operating mechanism main shaft (15) connects switch spindle (3) by connecting axle (12) and is vertical installation, and it is vertical with basal plane that three utmost points of on-load switch are the upper, middle and lower straight line; Described three-phase Sealed casing pipe is parallel with basal plane to be presented, in, oblique line and dislocation are arranged down.
2, gas-filled type looped network switch apparatus according to claim 1, it is characterized in that described spring operating mechanism is fixed on the gas tank bent plate (13) by mechanism's fixed head (14), the operation parts are located in the housing, comprise operating axis (19), fixed mount (20) before operating axis connects by cam, preceding fixed mount (20) and back fixed mount (16) are fixed with the two ends of spring (17) respectively, mechanism's main shaft (15) top links to each other with positioning indicator (18), the lower end links to each other with connecting axle (12), and this connecting axle is bearing on the fixed head of fixing with gas tank bent plate (13) (14).
3, gas-filled type looped network switch apparatus according to claim 1 and 2, it is characterized in that described on-load switch is arranged in the metal enclosed gas tank of spring operating mechanism below, comprise and be located at the switch spindle (3) that supports by mounting flange (11) and axle sleeve (2) between switch upper mounting plate (10) and the switch lower installation board (1), be respectively equipped with uncharged preceding stationary contact headstock (21) of the outside insulation of being close to it and back stationary contact headstock (6) behind gas tank bent plate (13) and the gas tank in the shrouding (9), A, B, extremely preceding fixed contact (24) of C three and back fixed contact (5) are embedded respectively in preceding stationary contact headstock (21) and back stationary contact headstock (6), connect be provided with in the movable contact headstock of switch spindle (3) by spring (8) compress before, back moving contact (7), switch bus (4) are fixed on the back fixed contact (5).
4, gas-filled type looped network switch apparatus according to claim 1 and 2, it is characterized in that described three-phase Sealed casing pipe comprises A phase sleeve pipe (23), B phase sleeve pipe (25), C phase sleeve pipe (26), cable (28), B phase cable (29), C phase cable (30) connect the one end mutually with A respectively outside, the other end links to each other with preceding fixed contact (24), by platen (22) positioning and fixing on gas tank bent plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420037047 CN2728056Y (en) | 2004-06-25 | 2004-06-25 | Gas filled type ring net switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420037047 CN2728056Y (en) | 2004-06-25 | 2004-06-25 | Gas filled type ring net switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2728056Y true CN2728056Y (en) | 2005-09-21 |
Family
ID=35044062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420037047 Expired - Fee Related CN2728056Y (en) | 2004-06-25 | 2004-06-25 | Gas filled type ring net switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2728056Y (en) |
-
2004
- 2004-06-25 CN CN 200420037047 patent/CN2728056Y/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108172457B (en) | A kind of vacuum circuit breaker with double breaks for medium pressure gas insulated switching installation | |
| CN201332048Y (en) | Air-insulated vacuum load switch | |
| US6538224B2 (en) | Hybrid type gas insulation switch gear apparatus | |
| CN101001005A (en) | Gas insulation switch device | |
| CN101145677B (en) | Special gas insulation combined appliance for electric railroad | |
| CN1041152C (en) | Fully closed combined electric unit | |
| CN202084365U (en) | Tank-type arrester disconnecting device for GIS | |
| CN203312629U (en) | Combined electric appliance with isolation switch, vacuum circuit breaker and grounding switch | |
| CN201655658U (en) | Vacuum load switch | |
| CN1283031C (en) | Gas-filled type ring net switch equipment | |
| CN2817142Y (en) | Small-sized gas-insulated metal closed switch device | |
| CN202797732U (en) | Novel solid insulating switchgear | |
| CN104143451A (en) | High-speed earthing switch and earthing switch assembly unit with same | |
| CN2728056Y (en) | Gas filled type ring net switching device | |
| CN201515161U (en) | Gas insulation metal sealing switch equipment | |
| CN2728057Y (en) | Load switch of gas filled type ring net switching device | |
| CN110994435B (en) | Inflating cabinet | |
| CN202797734U (en) | Combination switch cabinet of solid insulation fuse | |
| CN2575835Y (en) | Lampwick integrated forming machine | |
| CN2575834Y (en) | Mini bulb | |
| CN104143465A (en) | High-speed earthing switch and earthing switch assembly unit with the same | |
| CN205452210U (en) | 10KV aerifys looped netowrk cabinet killer switch | |
| CN104143466A (en) | Earth switch assembly unit and high-speed earth switch thereof | |
| CN219759453U (en) | 363kV vacuum circuit breaker | |
| CN2167458Y (en) | Vacuum carriage switchgear for 35KV single break |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |