CN203931929U - The interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism - Google Patents
The interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism Download PDFInfo
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- CN203931929U CN203931929U CN201420321967.5U CN201420321967U CN203931929U CN 203931929 U CN203931929 U CN 203931929U CN 201420321967 U CN201420321967 U CN 201420321967U CN 203931929 U CN203931929 U CN 203931929U
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- clamping plate
- combined floodgate
- semiaxis
- lever
- separating brake
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Abstract
Outdoor high-voltage vacuum breaker closes, the interlock of separating brake integrated mechanism, comprise driving main shaft, output toggle arm, combined floodgate semiaxis and by left clamping plate, the framework that right clamping plate and fixed leg form, fixed leg is located between left clamping plate and right clamping plate, between described left clamping plate and right clamping plate, be provided with the first bearing pin and the second bearing pin, output toggle arm is rotatably connected on the first bearing pin, on the second bearing pin, be rotatably connected to lever, combined floodgate semiaxis left end is vertically provided with de-mouthful of pin, the first bearing pin is coaxially connected with outer semiaxis, the plane of lever upper right side downside and outer semiaxis is connected, lever lower-left end coordinates transmission with de-mouthful of pin, back-moving spring is positioned at lever below, back-moving spring two ends are connected with lever top and left clamping plate outside respectively.The utility model limits afterwards combined floodgate semiaxis at combined floodgate and moves to realize false switching operation to the empty harm of closing a floodgate and bringing of circuit breaker, makes it high-pressure vacuum breaker safer, and more reliable and more stable, the life-span is longer.
Description
Technical field
The utility model belongs to high-voltage electrical apparatus control technology field, relates in particular to a kind of interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism.
Background technology
Outdoor high-voltage vacuum breaker is mainly used in cut-offfing, closing load current, overload current and short circuit current in electric power system; Be applicable to the electric power system control and protection of (comprising the users such as power plant, transformer station, electric line and industrial and mining enterprises), be most widely used at urban power distribution network and rural power grids, high-pressure vacuum breaker equipment developed recently trend is for strengthening the research and development of energy-conserving and environment-protective, reinforcement miniaturization, high reliability few (exempting from) maintenance switch equipment; Wherein its safety of core actuating actuation mechanism, reliability service to electric power system safe, effectively move tool and be of great significance.
The member of existing high-pressure vacuum breaker is described above: Switch main body part is mainly by galvanic circle (by into and out of line conducting rod, into and out of line insulated leg, conductive clip, is flexible coupling and is formed by connecting with vacuum interrupter); Insulation and frame part (upper and lower insulating sleeve); (be electric energy-stored, electronic divide-shut brake has manual function simultaneously for arc-control device part (vacuum bubbles) and operating mechanism part; Total is by switching-in spring, energy-storage system, splitting or integrating brake system, overcurrent release, the parts compositions such as divide-shut brake coil) composition.Wherein galvanic circle, arc-control device part, operating mechanism part mostly are controlled member by modern processing technology, insulation mostly is in metal with frame part part, assembly welding processing, in casing, the location notch precision of arc control device motion guide support is difficult to ensure, in addition except mechanism, other loose mails are many again, and assembly quality is difficult to ensure; In addition sluice separating spring is not installed additional in mechanism itself, as misoperation: discharging after energy storage closes a floodgate easily damages anti-secondary combined floodgate interlock.
Utility model content
The utility model is in order to solve weak point of the prior art, and a kind of interlock that prevents misoperation, outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism that reliability is strong is provided.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: outdoor high-voltage vacuum breaker closes, the interlock of separating brake integrated mechanism, comprise driving main shaft, output toggle arm, combined floodgate semiaxis and by left clamping plate, the framework that right clamping plate and fixed leg form, fixed leg is located between left clamping plate and right clamping plate, between described left clamping plate and right clamping plate, be provided with the first bearing pin and the second bearing pin, output toggle arm is by the linking arm that is y-type structure layout, the first transmission arm and the second transmission arm form, driving main shaft lower end and linking arm are hinged, linking arm, the inner junction of the first transmission arm and the second transmission arm is rotatably connected on the first bearing pin, on the second bearing pin, be rotatably connected to lever, combined floodgate semiaxis left end is vertically provided with de-mouthful of pin, the first bearing pin is coaxially connected with outer semiaxis, the plane of lever upper right side downside and outer semiaxis is connected, lever lower-left end coordinates transmission with de-mouthful of pin, back-moving spring is positioned at lever below, back-moving spring two ends are connected with lever top and left clamping plate outside respectively.
Described combined floodgate semiaxis is radially provided with jack, de-mouthful of pin outer surface is provided with external screw thread, de-mouthful of pin plugs in jack and by two nuts and is fixedly connected with combined floodgate semiaxis, and two nuts are positioned at combined floodgate semiaxis both sides, and combined floodgate semiaxis contacts mating surface with nut at jack two ends be plane.
Adopt technique scheme, outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism also comprises the combined floodgate system, brake-dividing system, interlock, signal output apparatus and the electric controling element that are located on framework, described driving main shaft is parallel to be located between left clamping plate and right clamping plate, driving main shaft upper end and brake-dividing system are in transmission connection, driving main shaft upper, middle and lower is respectively equipped with an output connecting plate, driving main shaft middle part is in transmission connection with signal output apparatus, the first transmission arm and and the second transmission arm coordinate with combined floodgate system and brake-dividing system transmission respectively.
Described combined floodgate system comprises energy storage motor, energy storage cover, energy storage axle, check ratchet, cam, roller, combined floodgate pallet, switching-in spring, hang spring connecting lever, combined floodgate plate and combined floodgate semiaxis, energy storage axle two ends are rotatably connected on left clamping plate and right clamping plate, energy storage cover and energy storage motor be all located at right clamping plate right side and with energy storage axle right-hand member connection for transmission, check ratchet, cam, roller, combined floodgate pallet and combined floodgate semiaxis are all between left clamping plate and right clamping plate, check ratchet and cam are located on energy storage axle, roller is located on cam, cam coordinates transmission with the first transmission arm, combined floodgate pallet is positioned at below, energy storage axle right side, combined floodgate semiaxis is positioned at below, combined floodgate pallet left side, combined floodgate pallet lower end coordinates with half through-drive of closing a floodgate, combined floodgate plate is connected with combined floodgate semiaxis one end, combined floodgate pallet upper end coordinates transmission with roller, switching-in spring is located at the left side of left clamping plate, switching-in spring lower end is located on left clamping plate by connector, switching-in spring upper end is connected to energy storage axle left end by hanging spring connecting lever, hangs spring connecting lever and is provided with the de-mouthful of push rod that coordinates transmission with signal output apparatus.
Described brake-dividing system comprises tripping spring, separating brake spring-hanging rod, separating brake plate, separating brake pallet and separating brake semiaxis, tripping spring is provided with two, two tripping springs are located at respectively the top on left clamping plate left side and right clamping plate right side, tripping spring upper end is connected with left clamping plate and right clamping plate respectively by fixed lever, separating brake spring-hanging rod is vertically through left clamping plate and right clamping plate, separating brake spring-hanging rod middle part is connected with driving main shaft, separating brake spring-hanging rod two ends are corresponding to be respectively connected with a tripping spring, separating brake semiaxis and separating brake pallet are all located between left clamping plate and right clamping plate, separating brake pallet is positioned at output toggle arm below, separating brake semiaxis is positioned at separating brake pallet right side, separating brake plate is connected with separating brake semiaxis one end, separating brake pallet top coordinates transmission with the second transmission arm, separating brake pallet right part coordinates transmission with separating brake semiaxis.
Described signal output apparatus comprises auxiliary switch and buffer, and auxiliary switch is located at right clamping plate right flank, and buffer is located at left clamping plate left surface, and driving main shaft is by pressing plate and buffer connection for transmission, and driving main shaft is by shift fork and auxiliary switch connection for transmission.
Described electric controling element comprises the closing coil, switching winding, overcurrent coil and the overcurrent trip that are located at right clamping plate right side, closing coil energising rear drive combined floodgate semiaxis, switching winding energising rear drive separating brake semiaxis, overcurrent coil is connected with overcurrent trip, overcurrent trip energising rear drive separating brake semiaxis.
On described left clamping plate and right clamping plate, correspondence is provided with guide and limit hole, and driving main shaft is provided with through exporting connecting plate and extending into the guide and limit post in guide and limit hole.
Outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism, carrying out closing operation is to rotate by energy storage motor or hand rotation energy storage cover, drive energy storage axle to rotate, on energy storage axle, the effect of check ratchet is to prevent the reversion of energy storage axle, energy storage axle rotates by hanging spring connecting lever and rotates the accumulation of energy of stretching switching-in spring, the roller going on cam when energy storage axle promotes combined floodgate pallet, the pallet that makes to close a floodgate snaps into after combined floodgate semiaxis, the de-mouthful of push rod of hanging on spring connecting lever puts the travel switch normally opened contact of signal output apparatus in place, energy storage motor stops, and energy storage stops.When (now can carry out closing operation) carries out closing operation, pull combined floodgate draw ring (external) to drive combined floodgate plate or apply voltage to closing coil (being equivalent to electromagnet), drive combined floodgate semiaxis to turn clockwise, the pallet that makes to close a floodgate is threaded off, switching-in spring releases energy, switching-in spring drives energy storage axle to remove energy storage maintenance by hanging spring connecting lever, cam on energy storage axle rotates and drives the first transmission arm impacting on output toggle arm, make output toggle arm rotation, linking arm drives driving main shaft to move upward, and (driving main shaft drives output connecting plate to drive three-phase to make it to have closed a floodgate, the guide and limit post of output on connecting plate moves along guide and limit hole) and signal output element (drive auxiliary switch to carry out contact conversion by shift fork, drive the buffer action that releases energy by pressing plate), (driving main shaft is connected with separating brake spring-hanging rod) drive tripping spring to make tripping spring accumulation of energy, when combined floodgate will complete, tripping spring counter-force effect driving main shaft, driving main shaft drives output toggle arm is rotated, the second transmission arm of output toggle arm acts on separating brake pallet, make separating brake pallet and separating brake semiaxis snapping, make high-pressure vacuum breaker in "on" position, the snapping amount of separating brake pallet and separating brake semiaxis is that 1.5 ~ 2.5mm(now can carry out sub-switching operation).Mechanism is under the energy storage state that closes a floodgate, (after closing operation, switching-in spring energy discharges, the de-mouthful of push rod of hanging on spring connecting lever stepped down, tank circuit travel switch normally-closed contact closure, energy storage motor just can start again) under reclosing standby condition, can realize " point-0.3S-splitting or integrating " single shot reclosing operation.
While carrying out sub-switching operation, pull manual brake separating draw ring (external) drive separating brake plate or apply voltage to switching winding, separating brake semiaxis is turned clockwise, separating brake pallet is triped, tripping spring effect, pulling driving main shaft to drive output connecting plate to drive three-phase to make it separating brake by separating brake spring-hanging rod completes, when having served as equally electric current that current coil passes through and having reached 5A, overcurrent trip action, drive separating brake plate or apply voltage to switching winding, separating brake semiaxis is turned clockwise, separating brake pallet is triped, tripping spring effect, pulling driving main shaft to drive output connecting plate to drive three-phase to make it separating brake completes, separating brake pallet is triped, the release of tripping spring energy drives driving main shaft (driving main shaft drives output connecting plate to drive three-phase to make it separating brake and completes) and signal output element, and (auxiliary switch carries out contact conversion, buffer completes energy-absorbing action), (output toggle arm is reset to gate-dividing state) makes high-pressure vacuum breaker separating brake.
The course of action of interlock is: when in "on" position, driving main shaft is resetted by tripping spring, and the plane of the coaxial outer semiaxis connecting in output toggle arm outer end contacts with lever, and de-mouthful of pin on combined floodgate semiaxis withstood in lever lower end, the semiaxis that makes to close a floodgate must not rotate, thereby realizes interlock.When in gate-dividing state, lever is by the arc surface jack-up of outer semiaxis, and lever rotates the de-mouthful of pin of throwing off combined floodgate semiaxis, and combined floodgate semiaxis can rotate.Back-moving spring can guarantee that lever and outer semiaxis remain impaction state.
Interlock adopts lever principle, and after combined floodgate, (before separating brake) restriction combined floodgate semiaxis moves to realize false switching operation to the empty harm of closing a floodgate and bringing of circuit breaker.Protection high-pressure vacuum breaker security performance in use, makes it high-pressure vacuum breaker safer, and more reliable and more stable, the life-span is longer.
In sum, the utility model adopts overall double plate structural design, clamping plate are provided with guide and limit hole (adopt NC laser cutting technology) and have improved the precision (having abandoned housing self welding procedure defect) of divide-shut brake, adopt the cam design of varying accelerated motion rule, taking fastening structure as technological core, adopted the design of driving main shaft integrated technique, set switching-in spring and tripping spring assembling, signal conversion output, buffer are in mechanism's one.Not only ensured assembly quality, simplified assembly technology but also ensured that the misoperation of non-technical personnel damages the situation of element, also greatly facilitated detection operation.
Brief description of the drawings
Fig. 1 is the structural representation of this outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the right view removing in Fig. 1 after right clamping plate and driving main shaft;
Fig. 5 is the schematic diagram of the utility model in "on" position;
Fig. 6 is the schematic diagram of the utility model at gate-dividing state.
Embodiment
As shown in Fig. 1-Fig. 6, outdoor high-voltage vacuum breaker closes, separating brake integrated mechanism, comprise by left clamping plate 40, the framework that right clamping plate 41 and fixed leg 42 form, fixed leg 42 is located between left clamping plate 40 and right clamping plate 41, fixed leg 42 is for being connected left clamping plate 41 and right clamping plate 42 limit both distances, framework is provided with combined floodgate system, brake-dividing system, interlock, signal output apparatus, electric controling element, output toggle arm and driving main shaft 12, driving main shaft 12 is parallel to be located between left clamping plate 40 and right clamping plate 41, output toggle arm is by the linking arm 43 that is y-type structure layout, the first transmission arm 44 and the second transmission arm 45 form, linking arm 43, the inner junction of the first transmission arm 44 and the second transmission arm 45 is located between left clamping plate 40 and right clamping plate 41 by the first bearing pin 24, driving main shaft 12 lower ends and linking arm 43 outer ends are hinged, driving main shaft 12 upper ends and brake-dividing system are in transmission connection, driving main shaft 12 tops, middle part and bottom are respectively equipped with an output connecting plate 15, driving main shaft 12 middle parts and signal output apparatus are in transmission connection, the first transmission arm 44 and and the second transmission arm 45 coordinate with combined floodgate system and brake-dividing system transmission respectively.
Combined floodgate system comprises energy storage motor 18, energy storage cover 20, energy storage axle 5, check ratchet 21, cam 28, roller 29, combined floodgate pallet 30, switching-in spring 19, hang spring connecting lever 4, combined floodgate plate 7 and combined floodgate semiaxis 31, energy storage axle 5 two ends are rotatably connected on left clamping plate 40 and right clamping plate 41, energy storage cover 20 and energy storage motor 18 be all located at right clamping plate 41 right sides and with energy storage axle 5 right-hand member connection for transmissions, check ratchet 21, cam 28, roller 29, combined floodgate pallet 30 and combined floodgate semiaxis 31 are all between left clamping plate 40 and right clamping plate 41, check ratchet 21 and cam 28 are located on energy storage axle 5, roller 29 is located on cam 28, cam 28 coordinates transmission with the first transmission arm 44, combined floodgate pallet 30 is positioned at energy storage axle 5 belows, right side, combined floodgate semiaxis 31 is positioned at combined floodgate pallet 30 belows, left side, combined floodgate pallet 30 lower ends coordinate with 31 transmissions of combined floodgate semiaxis, combined floodgate plate 7 is connected with combined floodgate semiaxis 31 one end, combined floodgate pallet 30 upper ends coordinate transmission with roller 29, switching-in spring 19 is located at the left side of left clamping plate 40, switching-in spring 19 lower ends are located on left clamping plate 40 by connector, switching-in spring 19 upper ends are connected to energy storage axle 5 left ends by hanging spring connecting lever 4, hang spring connecting lever 4 and are provided with the de-mouthful of push rod 17 that coordinates transmission with signal output apparatus.
Brake-dividing system comprises tripping spring 11, separating brake spring-hanging rod 13, separating brake plate 1, separating brake pallet 27 and separating brake semiaxis 32, tripping spring 11 is provided with two, two tripping springs 11 are located at respectively the top on left clamping plate 40 left sides and right clamping plate 41 right sides, tripping spring 11 upper ends are connected with left clamping plate 40 and right clamping plate 41 respectively by fixed lever 10, separating brake spring-hanging rod 13 is vertical through left clamping plate 40 and right clamping plate 41, separating brake spring-hanging rod 13 middle parts are connected with driving main shaft 12, separating brake spring-hanging rod 13 two ends are corresponding to be respectively connected with a tripping spring 11, separating brake semiaxis 32 and separating brake pallet 27 are all located between left clamping plate 40 and right clamping plate 41, separating brake pallet 27 is positioned at output toggle arm below, separating brake semiaxis 32 is positioned at separating brake pallet 27 right sides, separating brake plate 1 is connected with separating brake semiaxis 32 one end, separating brake pallet 27 tops coordinate transmission with the second transmission arm 45, separating brake pallet 27 right parts coordinate transmission with separating brake semiaxis 32.
Interlock comprises lever 22, back-moving spring 47 and de-mouthful of pin 33, lever 22 middle parts are rotatably connected between left clamping plate 40 and right clamping plate 41 by the second bearing pin 49, the first bearing pin 24 is coaxially connected with outer semiaxis 50, the plane of lever 22 upper right sides and outer semiaxis 50 is connected, de-mouthful of pin 33 is vertically connected to combined floodgate semiaxis 31 left ends, lever 22 lower-left ends coordinate transmission with de-mouthful of pin 33, back-moving spring 47 is positioned at lever 22 belows, and back-moving spring 47 two ends are connected with lever 22 tops and left clamping plate 40 outsides respectively.
Combined floodgate semiaxis 31 is radially provided with jack, de-mouthful of pin 33 outer surfaces are provided with external screw thread, de-mouthful of pin 33 plugs in jack and by two nuts 51 and is fixedly connected with combined floodgate semiaxis 31, and two nuts 51 are positioned at combined floodgate semiaxis both sides, and combined floodgate semiaxis 31 contacts mating surface at jack two ends with nut 51 be plane.This structure is convenient to dismounting and is adjusted the length of de-mouthful of pin 33.
Signal output apparatus comprises auxiliary switch 14 and buffer 3, auxiliary switch 14 is located at right clamping plate 41 right flanks, buffer 3 is located at left clamping plate 40 left surfaces, and driving main shaft 12 is by pressing plate 2 and buffer 3 connection for transmissions, and driving main shaft 12 is by shift fork 48 and auxiliary switch 14 connection for transmissions.
Electric controling element comprises the closing coil 9, switching winding 8, overcurrent coil 6 and the overcurrent trip that are located at right clamping plate 41 right sides, the closing coil 9 rear drive combined floodgate semiaxis 31 of switching on, the switching winding 8 rear drive separating brake semiaxis 32 of switching on, overcurrent coil 6 is connected with overcurrent trip, overcurrent trip energising rear drive separating brake semiaxis 32.
On left clamping plate 40 and right clamping plate 41, correspondence is provided with guide and limit hole 23, and driving main shaft 12 is provided with through output connecting plate 15 and extend into the guide and limit post 25 in guide and limit hole 23.
The utility model is in the time that work is used, carrying out closing operation is to rotate by energy storage motor 18 or hand rotation energy storage cover 20, drive energy storage axle 5 to rotate, on energy storage axle 5, the effect of check ratchet 21 is to prevent that energy storage axle 5 from reversing, energy storage axle 5 rotates by hanging spring connecting lever 4 and rotates 19 accumulation of energys of stretching switching-in spring, the roller 29 going on cam 28 when energy storage axle 5 promotes combined floodgate pallet 30, the pallet 30 that makes to close a floodgate snaps into after combined floodgate semiaxis 31, the de-mouthful of push rod 17 of hanging on spring connecting lever 4 puts travel switch 16 normally opened contacts of signal output apparatus in place, energy storage motor 18 stops, energy storage stops.Now can carry out closing operation.
While carrying out closing operation, pull combined floodgate draw ring (external) to drive combined floodgate plate 7 or be equivalent to electromagnet to closing coil 9() apply voltage, drive combined floodgate semiaxis 31 to turn clockwise, the pallet 30 that makes to close a floodgate is threaded off, switching-in spring 19 releases energy, switching-in spring 19 drives energy storage axle 5 to remove energy storage maintenance by hanging spring connecting lever 4, cam 28 on energy storage axle 5 rotates and drives the first transmission arm 44 impacting on output toggle arm, make output toggle arm rotation, linking arm 43 drives driving main shaft 12 to move upward, and (driving main shaft 12 drives output connecting plate 15 to drive three-phase to make it to have closed a floodgate, the guide and limit post 25 of output on connecting plate 15 moves along guide and limit hole 23) and signal output element (drive auxiliary switch 14 to carry out contact conversion by shift fork 48, drive buffer 3 action that releases energy by pressing plate 2), (driving main shaft 12 is connected with separating brake spring-hanging rod 13) drive tripping spring 11 to make tripping spring 11 accumulation of energys, when combined floodgate will complete, tripping spring 11 counter-force effect driving main shaft 12, driving main shaft 12 drives output toggle arm is rotated, the second transmission arm 45 of output toggle arm acts on separating brake pallet 27, make separating brake pallet 27 and separating brake semiaxis 32 snappings, make high-pressure vacuum breaker in "on" position, separating brake pallet 27 is 1.5 ~ 2.5mm with the snapping amount of separating brake semiaxis 32.Now can carry out sub-switching operation.
Mechanism is under the energy storage state that closes a floodgate, (after closing operation, switching-in spring 19 energy discharge, the de-mouthful of push rod 17 of hanging on spring connecting lever 4 stepped down, tank circuit travel switch 16 normally-closed contact closures, energy storage motor 18 just can start again) under reclosing standby condition, can realize " point-0.3S-splitting or integrating " single shot reclosing operation.
While carrying out sub-switching operation, pull manual brake separating draw ring (external) to drive separating brake plate 1 or apply voltage to switching winding 8, separating brake semiaxis 32 is turned clockwise, separating brake pallet 27 is triped, tripping spring 11 acts on, pulling driving main shaft 12 to drive output connecting plate 15 to drive three-phase to make it separating brake by separating brake spring-hanging rod 13 completes, when having served as equally electric current that current coil passes through and having reached 5A, overcurrent trip action, drive separating brake plate 1 or apply voltage to switching winding 8, separating brake semiaxis 32 is turned clockwise, separating brake pallet 27 is triped, tripping spring 11 acts on, pulling driving main shaft 12 to drive output connecting plate 15 to drive three-phase to make it separating brake completes, separating brake pallet 27 is triped, tripping spring 11 energy discharge and drive driving main shaft 12(driving main shaft 12 to drive output connecting plates 15 to drive three-phase to make it separating brake to complete) and signal output element (auxiliary switch 14 carries out contact conversion, buffer 3 completes energy-absorbing action), (output toggle arm is reset to gate-dividing state) makes high-pressure vacuum breaker separating brake.
The course of action of interlock is: when in "on" position, driving main shaft 12 is resetted by tripping spring 11, the plane of the coaxial outer semiaxis 50 connecting in output toggle arm outer end contacts with lever 22, de-mouthful of pin 33 on combined floodgate semiaxis 31 withstood in lever 22 lower ends, the semiaxis 31 that makes to close a floodgate must not rotate, thereby realizes interlock.When in gate-dividing state, lever 22 is by the arc surface jack-up of outer semiaxis 50, and lever 22 rotates the de-mouthful of pin 33 of throwing off combined floodgate semiaxis 31, and combined floodgate semiaxis 31 can rotate.Back-moving spring 47 can guarantee that lever 22 and outer semiaxis 50 remain impaction state.
Interlock adopts lever principle, and after combined floodgate, 31 actions of (before separating brake) restriction combined floodgate semiaxis realize false switching operation to the empty harm of closing a floodgate and bringing of circuit breaker.Protection the utility model security performance in use, makes it high-pressure vacuum breaker safer, and more reliable and more stable, the life-span is longer.
The present embodiment is not done any pro forma restriction to shape of the present utility model, material, structure etc.; any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all belong to the protection range of technical solutions of the utility model.
Claims (2)
1. outdoor high-voltage vacuum breaker closes, the interlock of separating brake integrated mechanism, it is characterized in that: comprise driving main shaft, output toggle arm, combined floodgate semiaxis and by left clamping plate, the framework that right clamping plate and fixed leg form, fixed leg is located between left clamping plate and right clamping plate, between described left clamping plate and right clamping plate, be provided with the first bearing pin and the second bearing pin, output toggle arm is by the linking arm that is y-type structure layout, the first transmission arm and the second transmission arm form, driving main shaft lower end and linking arm are hinged, linking arm, the inner junction of the first transmission arm and the second transmission arm is rotatably connected on the first bearing pin, on the second bearing pin, be rotatably connected to lever, combined floodgate semiaxis left end is vertically provided with de-mouthful of pin, the first bearing pin is coaxially connected with outer semiaxis, the plane of lever upper right side downside and outer semiaxis is connected, lever lower-left end coordinates transmission with de-mouthful of pin, back-moving spring is positioned at lever below, back-moving spring two ends are connected with lever top and left clamping plate outside respectively.
2. the interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism according to claim 1, it is characterized in that: described combined floodgate semiaxis is radially provided with jack, de-mouthful of pin outer surface is provided with external screw thread, de-mouthful of pin plugs in jack and by two nuts and is fixedly connected with combined floodgate semiaxis, two nuts are positioned at combined floodgate semiaxis both sides, and combined floodgate semiaxis contacts mating surface with nut at jack two ends be plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321967.5U CN203931929U (en) | 2014-06-17 | 2014-06-17 | The interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420321967.5U CN203931929U (en) | 2014-06-17 | 2014-06-17 | The interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN203931929U true CN203931929U (en) | 2014-11-05 |
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|---|---|---|---|
| CN201420321967.5U Expired - Fee Related CN203931929U (en) | 2014-06-17 | 2014-06-17 | The interlock of outdoor high-voltage vacuum breaker splitting or integrating lock integrated mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373822A (en) * | 2016-10-20 | 2017-02-01 | 河南平高通用电气有限公司 | Spring operating mechanism of circuit breaker |
-
2014
- 2014-06-17 CN CN201420321967.5U patent/CN203931929U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373822A (en) * | 2016-10-20 | 2017-02-01 | 河南平高通用电气有限公司 | Spring operating mechanism of circuit breaker |
| CN106373822B (en) * | 2016-10-20 | 2019-04-26 | 河南平高通用电气有限公司 | A kind of spring operating mechanism of circuit breaker |
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