CN205159203U - A modularization spring operating mechanism for high -pressure vacuum circuit breaker - Google Patents
A modularization spring operating mechanism for high -pressure vacuum circuit breaker Download PDFInfo
- Publication number
- CN205159203U CN205159203U CN201520988200.2U CN201520988200U CN205159203U CN 205159203 U CN205159203 U CN 205159203U CN 201520988200 U CN201520988200 U CN 201520988200U CN 205159203 U CN205159203 U CN 205159203U
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- energy storage
- axle
- frame
- crank
- operating mechanism
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Abstract
The utility model provides a modularization spring operating mechanism for high -pressure vacuum circuit breaker, which is provided with a frame, frame curb plate lower part is equipped with the energy storage motor, the frame upper strut has the axle, the energy storage motor passes through the gear drive axle and rotates, axle one end is equipped with maintain the body, the maintain the body lower part is equipped with to close a floodgate and keeps the pallet, the axle middle part is equipped with the cam, the cam lower part is equipped with the energy storage and keeps the pallet, the axle other end is equipped with the energy storage clutch, frame one side upper portion is equipped with by energy storage clutch drive pivoted crank, the crank is connected with the combined floodgate spring one end that is fixed in frame one side and is rotated tensile combined floodgate spring and carry out the energy storage. The utility model discloses a transmission structure is simplified in the modularization overall arrangement, guarantees that the product has than higher reliability, lengthens mechanical durability, makes the performance of circuit breaker more reliable, assembly easy maintenance, and manufacturing and cost of maintenance are low.
Description
Technical field
The utility model belongs to high voltage switchgear technical field, be specifically related to a kind of Modular spring operating mechanism for high-pressure vacuum breaker, mainly support the use three-phase alternating current 50 (60) Hz indoor ZN85-40.5 series high voltage vacuum circuit-breaker in 35kV electrical power trans mission/distribution system.
Background technology
35kV distribution system is large owing to having radius of electricity supply, and the advantage such as to power reliable, obtains large-scale application, and have accumulated abundant operating experience in network system.In recent years along with country is to the extension to increase capacity at investment and the old station energetically of power infrastructures, 35kV distribution system switchgear demand is all the more vigorous, researchs and develops novel 35kV switchgear under these circumstances just very necessary.The main weak point that current domestic Switchgear product structurally exists is: one, the design of vacuum circuit-breaker institute fitting mechanism is complicated, reliability is low, designed life is not high, only can meet 5000 times, and do not reach M2 grade standard, cost is also higher in addition; Two, vacuum circuit-breaker adjustment difficulty, later maintenance is complicated, and maintenance cost is high.Therefore be necessary to propose to improve.
Utility model content
The technical problem that the utility model solves: a kind of Modular spring operating mechanism for high-pressure vacuum breaker is provided, adopt modular layout, simplify drive mechanism, ensure that product has higher reliability, the prolonged mechanical life-span, the performance making circuit breaker is more reliable, assembles easy to maintenance, manufacture and maintenance cost low.
The technical solution adopted in the utility model: for the Modular spring operating mechanism of high-pressure vacuum breaker, there is frame, described framework lateral plate bottom is provided with energy storage motor, described upper rack is supported with axle, described energy storage motor is rotated by actuator drives axle, described axle one end is provided with maintaining body, described maintaining body bottom is provided with to close a floodgate and keeps pallet, cam is provided with in the middle part of described axle, described cam bottom is provided with energy storage and keeps pallet, the described axle other end is provided with energy accumulation clutch, described frame one upper lateral part is provided with and drives by energy accumulation clutch the crank rotated, described crank is connected with the switching-in spring one end being fixed on frame side and rotates stretching switching-in spring and carries out energy storage.
Wherein, described transmission device comprises gear shaft, transition gear and gear wheel, described gear shaft is supported in the frame on energy storage motor top, one end of described gear shaft is provided with transition gear, motor manual energy storage axle is provided with in described energy storage motor, described transition gear engages with the gear adaptation of motor manual energy storage axle one end, and described gear wheel is located on axle, and described gear wheel engages with the tooth adaptation on gear shaft.
Further, described maintaining body is provided with and keeps pallet to coordinate spacing roller with closing a floodgate, and described cam is provided with and keeps pallet to coordinate spacing roller with energy storage.
Further, described crank one end is rotationally connected with frame one upper lateral part, described crank is connected by energy accumulation clutch with axle and follows axle and rotates, frame one side lower part is fixed in described switching-in spring one end, and the described switching-in spring other end is connected with the crank other end and the energy storage that is stretched along with the rotation of crank.
Further, the frame on described crank top is provided with fine motion pressing plate, and described fine motion pressing plate and crank touch, and described fine motion pressing plate is provided with energy storage direction board, and described fine motion pressing plate is connected with the auxiliary switch of energy storage motor.
Further, described crank is connected with the master subswitch closing point direction board and energy storage motor by connecting rod.
The utility model advantage compared with prior art:
1, mechanism energy transmission adopts the single-stage driving be made up of transmission device, and simplify drive mechanism, efficiency is high, economizes merit laborsaving, ensure that product has higher reliability and long mechanical endurance;
2, vacuum interrupter and the utility model are arranged to an entirety by vacuum circuit-breaker up and down, this integral layout can make the performance of operating mechanism more mate with arc control device, decrease intermediate transmission link, reduce power transmission loss, make the performance of circuit breaker more reliable;
3, not assemble by transmission when the utility model and circuit breaker and mechanism assembles sequencing and limits, unit all can before final assembly complete independently assembly process, adjustment is very convenient, flexible, easy maintenance is quick, and unit can be pulled down maintenance separately, also can carry out repair and replacement to respective unit on-board the circuit breaker, circuit breaker transmission main shaft need not be removed, complete the replacing or the replacing Zheng Tai mechanism that mechanism are damaged to module, time saving and energy saving, reduction cost of labor;
4, the utility model is compared with circuit breaker first wife 3AV3 mechanism, and mechanism's amount of parts greatly reduces, and structure is simple, effectively reduces cost;
5, the utility model design adopts modular layout, and respective function opposite independent between unit, mutual interference is little.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing 1, embodiment of the present utility model is described.
For the Modular spring operating mechanism of high-pressure vacuum breaker, as shown in Figure 1, there is frame 1, described frame 1 side plate bottom is provided with energy storage motor 2, described frame 1 upper support has axle 16, described energy storage motor 2 is rotated by actuator drives axle 16, concrete, described transmission device comprises gear shaft 3, transition gear 4 and gear wheel 5, described gear shaft 3 is supported in the frame 1 on energy storage motor 2 top, one end of described gear shaft 3 is provided with transition gear 4, motor manual energy storage axle 8 is provided with in described energy storage motor 2, described transition gear 4 engages with the gear adaptation of motor manual energy storage axle 8 one end, described gear wheel 5 is located on axle 16, described gear wheel 5 engages with the tooth adaptation on gear shaft 3.Described axle 16 one end is provided with maintaining body 12, described maintaining body 12 bottom is provided with to close a floodgate and keeps pallet 10, described maintaining body 12 is provided with and keeps pallet 10 to coordinate spacing roller with closing a floodgate, cam 13 is provided with in the middle part of described axle 16, described cam 13 bottom is provided with energy storage and keeps pallet 9, and described cam 13 is provided with and keeps pallet 9 to coordinate spacing roller with energy storage.Described axle 16 other end is provided with energy accumulation clutch 11, and described frame 1 one upper lateral part is provided with the crank 6 being driven rotation by energy accumulation clutch 11, and described crank 6 is connected with switching-in spring 15 one end being fixed on frame 1 side and rotates stretching switching-in spring 15 and carries out energy storage.Concrete, described crank 6 one end is rotationally connected with frame 1 one upper lateral part, described crank 6 is connected by energy accumulation clutch 11 with axle 16 and follows axle 16 and rotates, frame 1 one side lower part is fixed in described switching-in spring 15 one end, and described switching-in spring 15 other end is connected and the energy storage that is stretched along with the rotation of crank 6 with crank 6 other end.The frame 1 on described crank 6 top is provided with fine motion pressing plate 7, and described fine motion pressing plate 7 touches with crank 6, and described fine motion pressing plate 7 is provided with energy storage direction board, and described fine motion pressing plate 7 is connected with the auxiliary switch of energy storage motor 2.Described crank 6 is connected with the master subswitch closing point direction board and energy storage motor 2 by connecting rod 14.In addition, this Modular spring operating mechanism is also integrated with combined floodgate and separating brake unit, on-off push button etc.The utility model design adopts modular layout, and respective function opposite independent between unit, mutual interference is little.
It is integral type structure that ZN85 series high voltage vacuum circuit-breaker of the present utility model is housed, wherein also comprise running part and main shaft, connecting lever and connecting plate etc., namely primary circuit assembled portion comprises vacuum interrupter, insulated tension pole and insulating cylinder etc., also has the group such as frame part, handcart mechanism.This circuit breaker is realized cut-offfing of vacuum interrupter by the separating brake of this Modular spring operating mechanism and closing operation and closed, and reaches the object controlling electric power system.Concrete operating process is as follows:
Stored energy operation.High-pressure vacuum breaker combined floodgate institute energy requirement is provided by switching-in spring 15 energy storage.The energy storage of switching-in spring 15 both can drive energy storage motor 2 to complete by external power source, and handle manual actuation motor manual energy storage axle 8 also can be used to complete.Concrete, start energy storage motor 2 power supply, energy storage motor 2 drive transmission rotates, or with subsidiary energy storage hand pulling motor manual energy storage axle 8, motor manual energy storage axle 8 drive transmission rotates, thus gear wheel 5 driving shaft 16 is rotated, energy accumulation clutch 11 is connected with crank 6 and follows axle 16 and rotates, and the rotation stretching switching-in spring 15 of crank 6 carries out energy storage.When switching-in spring 15 arrives energy storage position, energy storage maintenance pallet 9 withstands the roller on cam 13, energy accumulation clutch 11 is thrown off, the pressing plate of fine motion simultaneously 7 drives energy storage direction board flip displays " energy storage " to mark, fine motion pressing plate 7 also switches auxiliary switch cut-out energy storage motor 2 power supply, now circuit breaker is in combined floodgate standby condition, pulls counter simultaneously, realizes rolling counters forward.
Closing operation.In closing operation, " combined floodgate " button in mechanism is pressed or remote operation makes making electromagnet action with hand, energy storage all can be made to keep pallet 9 to rotate, energy storage is made to keep pallet 9 to unclamp roller on cam 13, switching-in spring 15 shrinks, the contraction driving crank 6 of switching-in spring 15 rotates, crank 6 is with moving cam 13 to rotate by energy accumulation clutch 11 simultaneously, cam 13 drives again the insulated tension pole in high-pressure vacuum breaker and moving contact to enter closing position, and compression contacts spring, keep contact needed for contact.Close a floodgate after feed motion completes and keep pallet 10 to keep closing position with the roller on maintaining body 12, energy storage direction board and auxiliary switch reset simultaneously, and energy storage motor 2 current supply circuit is connected.If external power supply is also connected, again enter energy storage state, and connecting rod 14 pulls a conjunction point direction board demonstrate the mark of " conjunction " and pull master subswitch to switch.
Separating brake action." separating brake " button in mechanism can be pressed, also reliably connect external power source and make the action of separating brake release electromagnet, make combined floodgate keep pallet 10 unlock with the roller on maintaining body 12 and realize sub-switching operation.The energy stored by the touch spring in high-pressure vacuum breaker and the sluice separating spring on framework makes the arc control device dynamic/static contact in primary circuit be separated.At separating brake process back segment, absorb separating brake process dump energy by hydraulic bjuffer and limit separation point position.Being pulled to close by connecting rod 14 divides a direction board to demonstrate " dividing " mark, and pulls master subswitch to switch.
After the utility model adapted ZN85-40.5 series vacuum circuit-breaker, mechanical parameter is as shown in the table:
During use, vacuum interrupter and the utility model are arranged to an entirety by vacuum circuit-breaker up and down, this integral layout can make the performance of operating mechanism more mate with arc control device, decrease intermediate transmission link, reduce power transmission loss, make the performance of circuit breaker more reliable, as shown above, it is high that it has efficiency, economizes merit laborsaving, ensure that product has higher reliability and long mechanical endurance.
Not assemble by transmission when the utility model and circuit breaker and mechanism assembles sequencing and limits, unit all can before final assembly complete independently assembly process, adjustment is very convenient, flexible, easy maintenance is quick, and unit can be pulled down maintenance separately, also can carry out repair and replacement to respective unit on-board the circuit breaker, circuit breaker transmission main shaft need not be removed, complete the replacing or the replacing Zheng Tai mechanism that mechanism are damaged to module, time saving and energy saving, reduction cost of labor; In addition, the utility model is compared with circuit breaker first wife 3AV3 mechanism, and mechanism's amount of parts greatly reduces, and structure is simple, effectively reduces cost.
Above-described embodiment, just preferred embodiment of the present utility model, is not used for limiting the utility model practical range, therefore all equivalence changes done with content described in the utility model claim, all should be included within the utility model right.
Claims (6)
1. for the Modular spring operating mechanism of high-pressure vacuum breaker, there is frame (1), it is characterized in that: described frame (1) side plate bottom is provided with energy storage motor (2), described frame (1) upper support has axle (16), described energy storage motor (2) is rotated by actuator drives axle (16), described axle (16) one end is provided with maintaining body (12), described maintaining body (12) bottom is provided with to close a floodgate and keeps pallet (10), described axle (16) middle part is provided with cam (13), described cam (13) bottom is provided with energy storage and keeps pallet (9), described axle (16) other end is provided with energy accumulation clutch (11), described frame (1) upper lateral part is provided with and drives by energy accumulation clutch (11) crank (6) rotated, described crank (6) is connected with switching-in spring (15) one end being fixed on frame (1) side and rotates stretching switching-in spring (15) and carries out energy storage.
2. the Modular spring operating mechanism for high-pressure vacuum breaker according to claim 1, it is characterized in that: described transmission device comprises gear shaft (3), transition gear (4) and gear wheel (5), described gear shaft (3) is supported in the frame (1) on energy storage motor (2) top, one end of described gear shaft (3) is provided with transition gear (4), motor manual energy storage axle (8) is provided with in described energy storage motor (2), described transition gear (4) engages with the gear adaptation of motor manual energy storage axle (8) one end, described gear wheel (5) is located on axle (16), described gear wheel (5) engages with the tooth adaptation on gear shaft (3).
3. the Modular spring operating mechanism for high-pressure vacuum breaker according to claim 1 and 2, it is characterized in that: described maintaining body (12) is provided with and keeps pallet (10) to coordinate spacing roller with closing a floodgate, and described cam (13) is provided with and keeps pallet (9) to coordinate spacing roller with energy storage.
4. the Modular spring operating mechanism for high-pressure vacuum breaker according to claim 3, it is characterized in that: described crank (6) one end is rotationally connected with frame (1) upper lateral part, described crank (6) is connected by energy accumulation clutch (11) with axle (16) and follows axle (16) and rotates, frame (1) one side lower part is fixed in described switching-in spring (15) one end, and described switching-in spring (15) other end is connected and the energy storage that is stretched along with the rotation of crank (6) with crank (6) other end.
5. the Modular spring operating mechanism for high-pressure vacuum breaker according to claim 4, it is characterized in that: the frame (1) on described crank (6) top is provided with fine motion pressing plate (7), described fine motion pressing plate (7) and crank (6) touch, described fine motion pressing plate (7) is provided with energy storage direction board, and described fine motion pressing plate (7) is connected with the auxiliary switch of energy storage motor (2).
6. the Modular spring operating mechanism for high-pressure vacuum breaker according to claim 5, is characterized in that: described crank (6) is connected with the master subswitch closing point direction board and energy storage motor (2) by connecting rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988200.2U CN205159203U (en) | 2015-12-03 | 2015-12-03 | A modularization spring operating mechanism for high -pressure vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520988200.2U CN205159203U (en) | 2015-12-03 | 2015-12-03 | A modularization spring operating mechanism for high -pressure vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205159203U true CN205159203U (en) | 2016-04-13 |
Family
ID=55694867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520988200.2U Expired - Fee Related CN205159203U (en) | 2015-12-03 | 2015-12-03 | A modularization spring operating mechanism for high -pressure vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205159203U (en) |
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2015
- 2015-12-03 CN CN201520988200.2U patent/CN205159203U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20191203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |