CN202206029U - Miniaturized integrated switch used for high voltage switch cabinet - Google Patents
Miniaturized integrated switch used for high voltage switch cabinet Download PDFInfo
- Publication number
- CN202206029U CN202206029U CN 201120322736 CN201120322736U CN202206029U CN 202206029 U CN202206029 U CN 202206029U CN 201120322736 CN201120322736 CN 201120322736 CN 201120322736 U CN201120322736 U CN 201120322736U CN 202206029 U CN202206029 U CN 202206029U
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- CN
- China
- Prior art keywords
- grounding switch
- station isolating
- circuit breaker
- switch
- station
- 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 - Lifetime
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Abstract
The utility model provides a miniaturized integrated switch used for a high voltage switch cabinet, comprising a sealing mounting plate, a three-station isolating/grounding switch operating mechanism, a vacuum breaker operating mechanism, an upper branch bus, a three-station isolating/grounding switch, a three-station switch mounting rack, a breaker solidly-sealed pole column mounting rack, a breaker solidly-sealed pole column, and a lower branch bus, wherein the middle static contact of the three-station isolating/grounding switch is connected with the moving end of the breaker solidly-sealed pole column through a silicone rubber sleeve, the front end static contact of the three-station isolating/grounding switch is connected with the upper branch bus, and the fixed end of the breaker solidly-sealed pole column is connected with the lower branch bus. In the utility model, the vacuum arc extinguish chamber of a main conductive component and the three-station isolating/grounding switch are all solidly sealed through APG technology by an epoxy resin, thereby ensuring the insulating performance of the vacuum breaker and the three-station isolating/grounding switch to satisfy miniaturization demands, simultaneously reducing the assembling workload of the arc extinguish chamber and the three-station isolating/grounding switch, ensuring the consistency and synchronism of the three phases of the vacuum breaker and the three-station isolating/grounding switch, and being convenient for quality control and batch production.
Description
Technical field
The utility model relates to a kind of vacuum circuit-breaker and three-station isolating/grounding switch, refers in particular to a kind of miniaturization integral vacuum circuit breaker and three-station isolating/grounding switch that is used for the environmental-protective gas-insulating high-tension switch cabinet.
Background technology
In the high-voltage switch gear field, ac metal closing switch gear is widely used in industrial and mining enterprises such as power plant, electric power system and petrochemical industry, metallurgy and electrified system etc.Using at present that more product has with the air insulation is main ac metal closing switch gear and with the gas isolated metal enclosed switchgear of SF6.The ac metal closing switch gear volume that with the air is main insulation is big, it is more to take construction area, and is relatively more responsive to ambient air quality, is difficult to adapt to the service conditions of south, Yan Haidiqu and the underground of China.Because the power outage that Insulation Problems causes happens occasionally, burn whole row's switchgear under the serious situation.Cubicle Gas-Insulated Switchgear is the nineties in the last century complete power distribution equipment of new and high technology that gets up of new development in the world; And it is little with its volume; Antipollution obtains users' approval very soon, natural environment and the abominable relatively occasions of condition such as the particularly suitable reliability requirement is high and underground, plateau, coastal area.Inner its main components and parts vacuum circuit-breaker of before switch cubicle and three-station isolating/grounding switch itself do not possess the external insulation performance, thus need to rely on insulation property preferably SF6 gas as external insulation, just can dwindle the volume of switch cubicle.Yet SF6 gas clearly is defined as one of restriction using gases by " Kyodo Protocol " as one of six kinds of warm and humid effect gases.Thereby seek a kind ofly can satisfy that insulating requirements can reach the miniaturization level again, non-maintaining high-voltage switch gear has become the important subject of switch industry.Satisfy high voltage switchgear integral miniaturization, high safe, highly reliable requirement, cancel environmentally harmful SF6 insulating gas again, satisfy environmental protection requirement.Must do by elder generation's main components and parts internally.Thereby the research and development of components and parts that self have insulation property are imperative.It is the most effective way at present that vacuum circuit-breaker and three-station isolating/grounding switch are adopted pole and solid insulation technology.
The utility model content
The purpose of the utility model is satisfying above-mentioned requirement, provides a kind of miniaturization that is used for high-tension switch cabinet integrated switched.
The purpose of the utility model is achieved in that
A kind of miniaturization that is used for high-tension switch cabinet is integrated switched; Comprise sealing mounting panel, three-station isolating/grounding switch operating mechanism, vacuum circuit breaker operating mechanism, top set's bus, three-station isolating/grounding switch, three-station installing rack, circuit breaker pole installing rack, circuit breaker pole, inferior division bus; Three-station isolating/grounding switch operating mechanism and vacuum circuit breaker operating mechanism are installed on the sealing mounting panel; Three-station isolating/grounding switch and circuit breaker pole are installed in the another side of sealing mounting panel; Three-station isolating/grounding switch is installed in the top of circuit breaker pole; The middle fixed contact of three-station isolating/grounding switch links to each other through silicone rubber sleeve with the moved end of circuit breaker pole; The front end fixed contact of three-station isolating/grounding switch links to each other with the top set bus, and the quiet end of circuit breaker pole links to each other with described inferior division bus.
The vacuum interrupter of said circuit breaker pole is all sealed by epoxy resin admittedly.
Said three-station isolating/grounding switch is all sealed by epoxy resin admittedly.
Further, the circuit breaker pole also is provided with a stiff end, and an end of said top set bus is fixed on the described stiff end.
Further, on the sealing mounting panel airtight table and locking device are housed also.
The beneficial effect of the utility model is following:
The leading electric parts vacuum interrupter and the three-station isolating/grounding switch of the utility model are all sealed through APG technology by epoxy resin admittedly.Satisfy the requirement of miniaturization with the insulation property that guarantee vacuum circuit-breaker and three-station isolating/grounding switch; Simplified the assembly work amount of arc control device and three-station isolating/grounding switch simultaneously; The consistency that has guaranteed vacuum circuit-breaker and three-station three-phase is convenient to quality control and batch process with synchronous.Adopt plug-in type silicone rubber sleeve and silica gel that docking port is sealed when the solid sealed pole of vacuum circuit breaker moved end is connected with the middle fixed contact of three-station isolating/grounding switch, guaranteed the phase insulation level that reaches over the ground of vacuum circuit-breaker and three-station isolating/grounding switch.
Vacuum circuit breaker operating mechanism links to each other with the three phase isolated pull bar through the movable sealing of three Direct Action Type magnetic fluids, and the three phase isolated pull bar links to each other with the moved end of three-phase vacuum interrupter.Operating mechanism seesaws through the movable sealing of Direct Action Type magnetic fluid, makes vacuum circuit-breaker realize branch, closing function.The application of Direct Action Type magnetic fluid movable sealing, solved the gas leakage of sylphon seal before a difficult problem, and improved its operation lifetime effectively.
All be provided with one on the vacuum circuit-breaker three-phase pole and kept supplying the stiff end that usefulness was fixed and supported to branch's busbar, strengthened moving, the thermal stability of three-station isolating/grounding switch.
On the sealing mounting panel of the utility model airtight table and locking device are housed also; Make vacuum circuit-breaker and three-station have " locking " function, on the contrary have only when breaker open operation, could operate three-station just think three-station in the service position when (connection) circuit breaker could close a floodgate.Airtight table can show the pressure in the high-tension switch cabinet compartment easily.
Than common inflation cabinet with vacuum circuit-breaker and three-station isolating/grounding switch; The utility model is except main conductive circuits such as vacuum interrupter and three-station isolating/grounding switch have adopted the pole technology; Dual solid insulation technology has been adopted in the connection of circuit breaker pole and three-position switch; Under the situation that guarantees each item performance and insulation level; The phase spacing of circuit breaker and three-station can be done forr a short time, under the situation of cancellation SF6 gas, makes switch cubicle can reach miniaturization equally, and under zero gauge pressure, can guarantee that equally switch cubicle normally moves.
Description of drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the left view of the utility model.
Fig. 3 is the cutaway view of the utility model.
In the accompanying drawing, 101-sealing mounting panel, 102-airtight table, 103-three-station isolating/grounding switch operating mechanism, 104-vacuum circuit breaker operating mechanism; 105-locking device, 106-front end fixed contact, 107-three-station isolating/grounding switch, 108-middle fixed contact, 109-circuit breaker pole; 110-moved end, 111-inferior division bus, 112-quiet end, 113-stiff end; 114-top set bus, the movable sealing of 1-magnetic fluid, 2-three-phase screw mandrel, 3-three-station moving contact; 4-silicone rubber sleeve, 5-vacuum interrupter, 6-insulated tension pole, the movable sealing of 7-Direct Action Type magnetic fluid.
Embodiment
Below in conjunction with accompanying drawing the utility model specific embodiment is set forth in detail.
Like Fig. 1, shown in Figure 2, the utility model relates to a kind of miniaturization integral vacuum circuit breaker and three-station isolating/grounding switch that is used for the environmental-protective gas-insulating high-tension switch cabinet.It comprises parts such as sealing mounting panel 101, airtight table 102, three-station isolating/grounding switch operating mechanism 103, vacuum circuit breaker operating mechanism 104, locking device 105, three-station isolating/grounding switch 107, circuit breaker pole 109, inferior division bus 111, top set's bus 114.
Three-station isolating/grounding switch operating mechanism 103 is installed on the described sealing mounting panel 101 with vacuum circuit breaker operating mechanism 104; Three-station isolating/grounding switch 107 and circuit breaker pole 109 are installed in the another side of described sealing mounting panel 101; Three-station isolating/grounding switch 107 is installed in the top of circuit breaker pole 109; The middle fixed contact 108 of three-station isolating/grounding switch 107 links to each other through silicone rubber sleeve 4 with the moved end 110 of circuit breaker pole 109; The front end fixed contact 106 of three-station isolating/grounding switch links to each other with top set bus 114, and the quiet end 112 of circuit breaker pole 109 links to each other with inferior division bus 111.
Like Fig. 1, shown in Figure 3, the leading electric parts vacuum interrupter 5 and the three-station isolating/grounding switch 107 of circuit breaker pole 109 are all sealed through APG technology by epoxy resin admittedly.Satisfy the requirement of miniaturization with the insulation property that guarantee circuit breaker pole 109 and three-station isolating/grounding switch 107; Simplified the assembly work amount of vacuum interrupter 5 and three-station isolating/grounding switch simultaneously; The consistency that has guaranteed vacuum circuit-breaker and three-station three-phase is convenient to quality control and batch process with synchronous.Adopt plug-in type silicone rubber sleeve 4 and silica gel that docking port is sealed when the moved end 110 of solid sealed pole of vacuum circuit breaker 109 is connected with the middle fixed contact 108 of three-station isolating/grounding switch 107, guaranteed the phase insulation level that reaches over the ground of circuit breaker pole 109 and three-station isolating/grounding switch 107.
As shown in Figure 3; Three-station isolating/grounding switch operating mechanism 103 links to each other with three-phase screw mandrel 2 through the movable sealing 1 of three-phase rotary magnetic fluid; Can make three-station moving contact 3 front and back operations during operating operation mechanism, and reach three positions, be service position (on-position), isolated location, earthing position.Can manual operation, also can electric operating.
Vacuum circuit-breaker three-phase pole 109 is fixed on the sealing mounting panel 101.Vacuum circuit breaker operating mechanism 104 links to each other with three phase isolated pull bar 6 through three Direct Action Type magnetic fluids movable sealing 7, and three phase isolated pull bar 6 links to each other with the moved end of three-phase vacuum interrupter 5.Operating mechanism can make the moved end of vacuum interrupter 5 seesaw through Direct Action Type magnetic fluid movable sealing 7, makes vacuum circuit-breaker realize branch, closing function.The application of Direct Action Type magnetic fluid movable sealing 7, solved the gas leakage of sylphon seal before a difficult problem, and improved its operation lifetime effectively.Circuit breaker pole 109 has been provided with one and has kept supplying the stiff end 113 that usefulness was fixed and supported to branch bar 114, has strengthened moving, the thermal stability of three-station isolating/grounding switch 107.
This shows; The utility model is through having adopted main conductive circuits such as vacuum interrupter 5 and three-station isolating/grounding switch 107 outside the pole technology; The three-station isolating/grounding switch 107 that links to each other with vacuum interrupter 5 has adopted dual solid insulation technology; Under the situation that guarantees each item performance and insulation level, the phase spacing of circuit breaker pole 109 and three-station isolating/grounding switch 107 can be done forr a short time, cooperates with the components and parts of other solid insulation; The environment protection solid insulated switch cabinet that feasible one-tenth is complete is even switch cubicle still can normally move under the situation of zero gauge pressure.Guaranteed the security reliability of switch cubicle effectively.Circuit breaker pole 109 and three-station isolating/grounding switch 107 are dismountable with being connected of plenum chamber, under accident conditions, can pull down and change or maintenance vacuum circuit-breaker and three-station isolating/grounding switch 107.User maintenance and maintenance have been made things convenient for.Avoided whole possibility of scrapping of switch cubicle.
It is to be noted; The utility model is not limited to above-mentioned execution mode; Any simple modification, equivalent variations and modification that any professional and technical personnel of being familiar with does the foregoing description in based on the utility model technical scheme all belong in the protection range of the utility model.
Claims (5)
1. the miniaturization that is used for high-tension switch cabinet is integrated switched; It is characterized in that: it comprises sealing mounting panel, three-station isolating/grounding switch operating mechanism, vacuum circuit breaker operating mechanism, top set's bus, three-station isolating/grounding switch, three-station installing rack, circuit breaker pole installing rack, circuit breaker pole, inferior division bus; Described three-station isolating/grounding switch operating mechanism and vacuum circuit breaker operating mechanism are installed on the described sealing mounting panel; Described three-station isolating/grounding switch and circuit breaker pole are installed in the another side of described sealing mounting panel; Described three-station isolating/grounding switch is installed in the top of circuit breaker pole; The middle fixed contact of said three-station isolating/grounding switch links to each other through silicone rubber sleeve with the moved end of said circuit breaker pole; The front end fixed contact of said three-station isolating/grounding switch links to each other with described top set bus, and the quiet end of said circuit breaker pole links to each other with described inferior division bus.
2. the miniaturization that is used for high-tension switch cabinet according to claim 1 is integrated switched, and it is characterized in that: the vacuum interrupter of said circuit breaker pole is all sealed by epoxy resin admittedly.
3. the miniaturization that is used for high-tension switch cabinet according to claim 1 is integrated switched, and it is characterized in that: described three-station isolating/grounding switch is all sealed by epoxy resin admittedly.
4. the miniaturization that is used for high-tension switch cabinet according to claim 1 is integrated switched, and it is characterized in that: said circuit breaker pole also is provided with a stiff end, and an end of said top set bus is fixed on the described stiff end.
5. the miniaturization that is used for high-tension switch cabinet according to claim 1 is integrated switched, it is characterized in that: on the described sealing mounting panel airtight table and locking device are housed also.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120322736 CN202206029U (en) | 2011-08-31 | 2011-08-31 | Miniaturized integrated switch used for high voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120322736 CN202206029U (en) | 2011-08-31 | 2011-08-31 | Miniaturized integrated switch used for high voltage switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206029U true CN202206029U (en) | 2012-04-25 |
Family
ID=45970127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120322736 Expired - Lifetime CN202206029U (en) | 2011-08-31 | 2011-08-31 | Miniaturized integrated switch used for high voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206029U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957098A (en) * | 2011-08-31 | 2013-03-06 | 湖南丰日电源电气股份有限公司 | Small integrated switch for high-voltage switch cabinet |
| CN107112729A (en) * | 2014-10-30 | 2017-08-29 | 株式会社日立产机系统 | Switching mechanism |
| CN111613473A (en) * | 2020-05-27 | 2020-09-01 | 南京海兴电网技术有限公司 | Slow-closing type outdoor alternating-current high-voltage isolating switch with built-in fracture |
| CN112117160A (en) * | 2020-08-05 | 2020-12-22 | 默飓电气有限公司 | Integrated vacuum circuit breaker for gas insulated switchgear |
-
2011
- 2011-08-31 CN CN 201120322736 patent/CN202206029U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957098A (en) * | 2011-08-31 | 2013-03-06 | 湖南丰日电源电气股份有限公司 | Small integrated switch for high-voltage switch cabinet |
| CN107112729A (en) * | 2014-10-30 | 2017-08-29 | 株式会社日立产机系统 | Switching mechanism |
| CN107112729B (en) * | 2014-10-30 | 2019-05-10 | 株式会社日立产机系统 | Switching mechanism |
| CN111613473A (en) * | 2020-05-27 | 2020-09-01 | 南京海兴电网技术有限公司 | Slow-closing type outdoor alternating-current high-voltage isolating switch with built-in fracture |
| CN111613473B (en) * | 2020-05-27 | 2022-11-04 | 南京海兴电网技术有限公司 | Slow-closing type outdoor alternating-current high-voltage isolating switch with built-in fracture |
| CN112117160A (en) * | 2020-08-05 | 2020-12-22 | 默飓电气有限公司 | Integrated vacuum circuit breaker for gas insulated switchgear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Small integrated switch for high-voltage switch cabinet Effective date of registration: 20150104 Granted publication date: 20120425 Pledgee: Bank of Beijing Limited by Share Ltd Changsha branch Pledgor: Hu'nan Fengri Power and Electric Co., Ltd. Registration number: 2014430000027 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20160218 Granted publication date: 20120425 Pledgee: Bank of Beijing Limited by Share Ltd Changsha branch Pledgor: Hu'nan Fengri Power and Electric Co., Ltd. Registration number: 2014430000027 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120425 |