CN105070549B - A kind of spring operating mechanism and its sincere son of separating brake - Google Patents
A kind of spring operating mechanism and its sincere son of separating brake Download PDFInfo
- Publication number
- CN105070549B CN105070549B CN201510495507.3A CN201510495507A CN105070549B CN 105070549 B CN105070549 B CN 105070549B CN 201510495507 A CN201510495507 A CN 201510495507A CN 105070549 B CN105070549 B CN 105070549B
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- connecting lever
- swing arm
- separating brake
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- secondary swing
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 238000004146 energy storage Methods 0.000 claims abstract description 69
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008450 motivation Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
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Abstract
The invention discloses a kind of spring operating mechanism and its sincere son of separating brake.The sincere sub main connecting lever of separating brake is hinged in frame by determining hinge, in two free ends of main connecting lever one coordinate with separating brake control piece, another it is upper be hinged with secondary swing arm by moving hinge, be connected with holddown spring in secondary swing arm.So when whole spring operating mechanism is in tripping spring energy storage hold mode, secondary swing arm stretching is between main connecting lever and holding connecting lever, secondary swing arm is applied to determine anticlockwise moment of torsion of the hinge as fulcrum in the free end that bearing of trend determines the dead point state of hinge excessively or keeps connecting lever by secondary swing arm to main connecting lever, so that secondary swing arm is not extremely between main connecting lever and holding connecting lever；When starting separating brake, the free end of secondary swing arm relative to main connecting lever counter-clockwise swing and gets out of the way the swing space for the free end for keeping connecting lever, while for the sincere son of whole separating brake, the amplitude of fluctuation of secondary swing arm is smaller, so as to improve the utilization rate in space in frame.
Description
Technical field
The present invention relates to a kind of spring operating mechanism and its sincere son of separating brake.
Background technology
At present, in high-tension switch gear, breaker mechanism uses spring operating mechanism mostly, and its main transmission mainly uses
Double leval jib and five bar linkage structures, its transmission link parts is more, and reliability is low, and cost is high.
The A of Chinese patent literature CN 103456558（Date of publication is on December 18th, 2013）Disclose a kind of " vacuum circuit breaker
The operating mechanism of device ", including frame and the stored energy mechanism, switching-on mechanism, brake separating mechanism and the output mechanism that assemble thereon, energy storage machine
Structure includes the energy storage axle being assemblied in frame, and the both ends of energy storage axle connect energy storage extension spring by energy-storage crank arm respectively；Switching-on mechanism
Including the floodgate semiaxis being assemblied in frame, the driving cam being fixed in energy storage axle and in floodgate semiaxis and driving cam it
Between energy storage keep sincere son, when energy storage axle energy storage in place when, energy storage keeps sincere sub both ends to hold out against respectively in driving cam and conjunction
On lock semiaxis, to keep the energy storage state of energy storage axle；Brake separating mechanism includes the separating brake semiaxis being assemblied in frame and is fixed on storage
The sincere son of separating brake on energy axle；Output mechanism includes the output revolving shaft being assemblied in frame, and output revolving shaft passes through connecting lever and company
Linkage connects insulated tension pole, be equipped with output revolving shaft the power connecting lever that coordinates with driving cam and with the sincere sub- cooperation of separating brake
Connecting lever is kept, power connecting lever drives main axis under the shock of driving cam, and when output revolving shaft is in "on" position, point
The sincere sub both ends of lock are held out against on connecting lever and separating brake semiaxis is kept respectively.So in thermal energy storage process, when energy storage axle rotate in place
Afterwards, energy storage keeps sincere sub both ends to hold out against respectively in driving cam and floodgate semiaxis, to keep the energy storage state of energy storage axle；
In making process, by rotating floodgate semiaxis, release floodgate semiaxis and sincere sub constraint is kept to energy storage, now energy storage axle also releases
Constraint, energy storage axle will drive the free end of driving cam ram drive connecting lever, so that driving connecting lever drives output revolving shaft to rotate, directly
When turning to in-place closing position to output revolving shaft, the sincere sub both ends of separating brake are held out against on connecting lever and separating brake semiaxis is kept respectively,
So that output revolving shaft is maintained at "on" position；When needing separating brake, by rotating separating brake semiaxis so that separating brake semiaxis unclamps separating brake
Sincere son so that keep connecting lever constraint relief, output revolving shaft turns to gate-dividing state in the presence of tripping spring.But because separating brake is sincere
Son and the position for keeping connecting lever to cooperate are relatively fixed or are wholely set relative to remaining respective position, so opening
When beginning separating brake acts, to get out of the way the radius of gyration for keeping connecting lever, the sincere son of separating brake need to rotate larger angle, so as in brake separating mechanism
During arrangement, larger swing space need to be reserved to the sincere son of separating brake, cause installing space limited in the frame of operating mechanism unrestrained
Take, also increase the difficulty of operating mechanism dismounting.
The content of the invention
It is an object of the invention to provide the small separating brake of amplitude of fluctuation sincere son during a kind of dropout of separating brake, while the present invention also provides
It is a kind of to use the sincere sub spring operating mechanism of the separating brake.
In order to realize the above object the technical scheme of spring operating mechanism is as follows in the present invention：
Spring operating mechanism, including frame and the sincere son of holding connecting lever, separating brake of rolling assembling thereon, the sincere sub one end of separating brake
For with keeping the free end of connecting lever to coordinate, the sincere sub other end of separating brake to be connected with for passing through when tripping spring energy storage is kept
The sincere sub- locking of separating brake keeps connecting lever, the separating brake for discharging the sincere son of separating brake when starting separating brake and releasing the constraint to keeping connecting lever to control
Part, and rotation direction of the sincere son of separating brake when getting out of the way the free end for keeping connecting lever is defined as clockwise, the sincere attached bag of separating brake includes
By determining main connecting lever of the hinge rolling assembling in frame, one coordinates with separating brake control piece, is another in two free ends of main connecting lever
One is hinged with secondary swing arm by dynamic hinge, and oriented its is connected in secondary swing arm and applies clockwise moment of torsion, for by pair
The free end of swing arm is pressed on the holddown spring on the free end for keeping connecting lever, and when tripping spring energy storage is kept, secondary swing arm
Stretching between main connecting lever and holding connecting lever, determine the dead point state of hinge in bearing of trend or keep the freedom of connecting lever excessively by secondary swing arm
End is applied to determine anticlockwise moment of torsion of the hinge as fulcrum by secondary swing arm to main connecting lever；When starting separating brake, main connecting lever
In the hinged end of secondary swing arm and connecting lever is kept to apply anticlockwise moment of torsion, pair pendulum to secondary swing arm in the free end of secondary swing arm
The free end of arm relative to main connecting lever counter-clockwise swing and get out of the way keep connecting lever free end swing space.
Keep being convexly equipped with what the free end for preventing secondary swing arm when tripping spring energy storage is kept was deviate from the free end of connecting lever
Anti-avulsion keeps off edge, and the side of the close holding connecting lever articulated section on anti-avulsion gear edge, which has, to be used to push up counterclockwise when starting separating brake
Push away the pushing tow face of the free end of secondary swing arm.
Determine to be rotatably equipped with pivot center on hinge and the sincere sub energy storage overlapped of separating brake keep sincere son, energy storage keep sincere son and
The sincere son of separating brake can relatively rotate.
It is rotatably equipped with the free end of secondary swing arm with keeping the free end of connecting lever to roll the separating brake roller coordinated.
Holddown spring is the torsion spring being assemblied between main connecting lever and secondary swing arm.
The output toggle arm relative to holding connecting lever fixed setting is equipped with frame, is offered on output toggle arm along overhanging side
To the connection elongated hole of extension, connection elongated hole interior edge hole length direction, which is oriented to, is equipped with connection sliding block, and connection sliding block is hinged on output and turned
Between the free end of arm and the input of insulated tension pole.
The homonymy of the sincere son of separating brake and holding connecting lever is provided with driving cam of the rolling assembling in frame, and is assembled in frame
There is the power connecting lever with keeping connecting lever to be relatively fixed setting, power connecting lever is used for inverse by driving cam shock when starting to close a floodgate
Hour hands rotate.
Separating brake control piece is separating brake semiaxis of the rolling assembling in frame.
The sincere sub technical scheme of separating brake is as follows in the present invention：
The sincere son of separating brake, including for by determining main connecting lever of the hinge rolling assembling in frame, two free ends of main connecting lever
In one be used to coordinating with separating brake control piece, another it is upper be hinged with secondary swing arm by moving hinge, connected in secondary swing arm it is oriented its
Apply clockwise moment of torsion, for by the free end of secondary swing arm be pressed on keep connecting lever free end on compression bullet
Spring.
It is rotatably equipped with the free end of secondary swing arm for keeping the free end of connecting lever to roll the separating brake roller coordinated.
The sincere sub main connecting lever of separating brake is hinged in frame by determining hinge in the present invention, one in two free ends of main connecting lever
For coordinating with separating brake control piece, another it is upper be hinged with secondary swing arm by moving hinge, it is suitable that its oriented application is connected in secondary swing arm
Conterclockwise moment of torsion, for by the free end of secondary swing arm be pressed on keep connecting lever free end on holddown spring.So
When whole spring operating mechanism is in tripping spring energy storage hold mode, secondary swing arm stretching main connecting lever and keep connecting lever it
Between, secondary swing arm determines the dead point state of hinge in bearing of trend or keeps the free end of connecting lever to apply by secondary swing arm to main connecting lever excessively
To determine anticlockwise moment of torsion of the hinge as fulcrum, so that secondary swing arm is not extremely in main connecting lever and between keeping connecting lever, it is and whole
The sincere son of separating brake is locked in again to be kept between connecting lever and separating brake control piece；When starting separating brake, main connecting lever is in the hinged end of secondary swing arm
With keep connecting lever to apply anticlockwise moment of torsion to secondary swing arm in the free end of secondary swing arm, the free end of secondary swing arm relative to
Main connecting lever counter-clockwise swing and the swing space for getting out of the way the free end for keeping connecting lever, action is got out of the way by secondary swing arm, it is ensured that
Keep connecting lever to be rotated under the drive of tripping spring, realize the output of separating brake power, while for the sincere son of whole separating brake, pair pendulum
The wobbling action of arm is smaller, can thus be controlled with the wobbling action of secondary swing arm with the sincere sub wobbling action of the whole separating brake of body
The locking and release of connecting lever are kept, so as to reduce separating brake sincere sub amplitude of fluctuation when separating brake acts, also just reduces whole behaviour
Space in motivation structure needed for the sincere sub- action of separating brake, improve the utilization rate in space in frame.
Brief description of the drawings
Fig. 1 is structural representation of the embodiment of the spring operating mechanism of the present invention under the non-energy storage state of separating brake；
Fig. 2 is Fig. 1 rearview；
Fig. 3 is structural representation of the embodiment of the spring operating mechanism of the present invention under separating brake energy storage state；
Fig. 4 is Fig. 5 and Fig. 6 rearview；
Fig. 5 is structural representation of the embodiment of the spring operating mechanism of the present invention under the non-energy storage state that closes a floodgate；
Fig. 6 is Fig. 5 rearview；
Fig. 7 is structural representation of the embodiment of the spring operating mechanism of the present invention under the energy storage state that closes a floodgate；
Fig. 8 is Fig. 7 rearview.
Embodiment
The embodiment of spring operating mechanism in the present invention：As shown in Figures 1 to 8, the spring operating mechanism is a kind of application
The high transmission efficiency spring operating mechanisms of the 12kV of breaker mechanism in ring main unit and switch cubicle, including frame and rotation thereon fill
The energy storage rotating shaft matched somebody with somebody, sincere sub- rotating shaft, output revolving shaft, energy storage rotating shaft are in the company in the axle center of sincere sub- rotating shaft and the axle center of output revolving shaft
On the left of line, sincere sub- rotating shaft arranged for interval is in the top of output revolving shaft.It is spin-ended in energy storage rotating shaft to be equipped with driving cam 2 and energy storage is turned
Arm 1, energy-storage crank arm 1 are in the front side of driving cam 2 and for connecting energy-stored spring, the free end rolling assembling of driving cam 2
Have and keep roller 13.The energy storage that pivot center overlaps is equipped with sincere sub- rotating shaft and keeps sincere sub 10 and the sincere son of separating brake, separating brake
Sincere son keeps sincere sub 10 front side in energy storage, and the sincere son of separating brake can keep sincere sub 10 to rotate relative to energy storage, and wherein separating brake is sincere
Son is made up of main connecting lever 11, secondary swing arm 9 and holddown spring, and main connecting lever 11 is using sincere sub- rotating shaft to determine hinge rolling assembling in frame
On, main connecting lever 11 is L-shaped connecting lever, and the upper free end of main connecting lever 11 is connected with separating brake semiaxis 12 of the rolling assembling in frame, main
The lower free end of connecting lever 11 is hinged by dynamic hinge and the hinged end of secondary swing arm 9, and the holddown spring is to be assemblied in secondary swing arm 9
Reduction torsion spring between hinged end and the lower free end of main connecting lever 11, the reduction torsion spring applies to secondary swing arm 9 makes it turn counterclockwise
Dynamic moment of torsion, and the free end of secondary swing arm 9 is rotatably equipped with separating brake roller 8.Output revolving shaft is splined shaft, spin-ended on output revolving shaft
Assemble dynamic connecting lever 4, keep connecting lever 7 and output toggle arm 5, wherein keep connecting lever 7 to be overhang to upper left side, keep connecting lever 7 from
By being convexly equipped with anti-avulsion gear edge, side position pushing tow face of the anti-avulsion gear edge towards the right side on end；Power connecting lever 4 overhangs towards lower left, and power turns
Combined floodgate roller 3 is rotatably equipped with the free end of arm 4；Output toggle arm 5 overhangs to the right, is opened on the projecting end of output toggle arm 5
Provided with the connection elongated hole extended along overhanging direction, connection elongated hole interior edge hole length direction, which is oriented to, is equipped with connection sliding block 6, connection sliding block
6 are hinged between the free end of output toggle arm 5 and the input of insulated tension pole, to be driven by output toggle arm 5 on insulated tension pole
Lower motion carries out on/off switch operation.When tripping spring energy storage is kept, the secondary stretching of swing arm 9 main connecting lever 11 and keep connecting lever 7 it
Between, keep the free end of connecting lever 7 to apply by secondary swing arm 9 to main connecting lever 11 to determine anticlockwise torsion of the hinge as fulcrum
Square, and anti-avulsion gear edge can prevent the free end of secondary swing arm 9 from deviating from；When starting separating brake, main connecting lever 11 is in the be hinged of secondary swing arm 9
End and holding connecting lever 7 apply anticlockwise moment of torsion in the free end of secondary swing arm 9 to secondary swing arm 9, and on anti-avulsion gear edge
Top surface is under the thrusting action of separating brake roller 8, the free end of secondary swing arm 9 relative to the main counter-clockwise swing of connecting lever 11 and gets out of the way guarantor
Hold the swing space of the free end of connecting lever 7.
The course of work of spring operating mechanism is as follows in the present embodiment：
The non-energy storage state of separating brake as depicted in figs. 1 and 2, whole spring operating mechanism are in original state, energy-stored spring
With the non-energy storage of tripping spring, and insulated tension pole is in gate-dividing state.
Thermal energy storage process.In an initial condition, the energy storage motor of spring operating mechanism is powered, under the drive of energy storage rotating shaft,
Driving cam 2 and energy-storage crank arm 1 rotate clockwise, until energy-storage crank arm 1, which elongates energy-stored spring, arrives setting position, drive simultaneously
Holding roller 13 on cam 2 can also be kept sincere sub 10 locking by energy storage, separating brake as shown in Figure 3 and Figure 4 energy storage state, this
When cut off energy storage motor power supply, energy storage terminates, and whole spring operating mechanism is in combined floodgate energy storage hold mode.
Making process.In Fig. 3 and Fig. 4 positions, making electromagnet is triggered, making electromagnet promotes energy storage holding sincere sub 10 suitable
Hour hands rotate, and energy storage keeps constraint of sincere sub 10 releasing to holding roller 13, so that driving cam 2 is under the drive of energy-stored spring
Turn clockwise, and driving cam 2 can collide the combined floodgate roller 3 on power connecting lever 4 in rotary course, so that power connecting lever 4
Output revolving shaft is driven, the pen is exported, keeps connecting lever 7 to rotate counterclockwise to non-energy storage state position of being closed a floodgate shown in Fig. 5 and Fig. 6, together
When in the presence of reduction torsion spring secondary swing arm 9 can drive separating brake roller 8 return to keep connecting lever 7 free end, whole spring actuating
Mechanism is in combined floodgate hold mode, is also at tripping spring energy storage hold mode.
In Fig. 5 and Fig. 6 positions startup energy storage motor to the combined floodgate shown in Fig. 7 and Fig. 8 energy storage state, driving is convex
Wheel 2 and energy-storage crank arm 1 repeat the power rotated clockwise in thermal energy storage process so that whole spring operating mechanism is again at closing a floodgate
Energy storage hold mode.
Separating brake process.In Fig. 5 and Fig. 6 positions, in the presence of manual brake separating mechanism or tripping electromagnet, rotation separating brake half
Axle 12, main connecting lever 11 turn clockwise from half axial trough of separating brake semiaxis 12, so that the lower free end of main connecting lever 11 drives secondary pendulum
The hinged end of arm 9 turns clockwise, while keeps connecting lever 7 to be pressed in the presence of the tripping spring that connected on power connecting lever 4
The free end rotate counterclockwise of secondary swing arm 9, so that secondary swing arm 9 releases the constraint to keeping connecting lever 7 so that output toggle arm 5 can be
Fig. 1 and Fig. 2 positions are rotated clockwise in the presence of tripping spring, and drive insulated tension pole to perform separating brake action.
Spring operating mechanism drive mechanism is simple in the present embodiment, and parts are few, is directly hit by driving cam 2 dynamic
Power swing arm drives insulated tension pole and the operation of arc-chutes on/off switch, compared to common quadric chain (VS1), the utility model master
Transmission parts can reduce by 3 links, relative to reduce by 4 transmission links with five-bar mechanism (VK), compact-sized, take up space
It is small.The output angle of output swing arm, which is compared to VS1 mechanisms, can reduce 30%, the width that output swing arm is swung during divide-shut brake
Degree H is also reduced, and output angle is smaller, and the efficiency of loss is just smaller, improves transmission efficiency.Therefore spring is grasped in the present embodiment
The sincere son of separating brake is suitable for low-angle and the trip gear of wide-angle in motivation structure, can be used in different mechanisms, big to realize
The output of low-angle, and reliably can keep and thread off.
In other embodiments, holddown spring can also be connected between secondary swing arm and main connecting lever or secondary swing arm and frame
Between normal spiral column spring.
In other embodiments, control main connecting lever locking and release can also directly be tripping electromagnet or manually point
Lock push rod etc., to replace the locking and release of the main connecting lever of separating brake semiaxis execution by these separating brake control pieces.
In the above-described embodiments, when whole spring operating mechanism is in tripping spring energy storage hold mode, secondary swing arm support
Tightly between main connecting lever and holding connecting lever, the free end of connecting lever is kept to apply by secondary swing arm to main connecting lever to determine hinge as fulcrum
Anticlockwise moment of torsion, with by separating brake semiaxis separating brake it is sincere son counterclockwise turn on block act on, ensure separating brake it is sincere
Son is in the lock state, and in other embodiments, when whole spring operating mechanism is in tripping spring energy storage hold mode,
Secondary swing arm can also be in the dead point state that bearing of trend determines hinge excessively, and the sincere son of separating brake for being by dead-centre position can not rotate, and protect
The card sincere son of separating brake is in the lock state.
The sincere sub embodiment of separating brake in the present invention：Separating brake is sincere in the sincere sub structure of separating brake and above-described embodiment in the present embodiment
The structure of son is identical, therefore repeats no more.
Claims (10)
1. spring operating mechanism, including the frame and sincere son of holding connecting lever, separating brake of rolling assembling, the sincere sub one end of separating brake are used thereon
In the free end cooperation with keeping connecting lever, the sincere sub other end of separating brake, which is connected with, to be used for when tripping spring energy storage is kept by dividing
The sincere sub- locking of lock keeps connecting lever, the separating brake for discharging the sincere son of separating brake when starting separating brake and releasing the constraint to keeping connecting lever to control
Part, and rotation direction of the sincere son of separating brake when getting out of the way the free end for keeping connecting lever is defined as clockwise, it is characterised in that point
The sincere attached bag of lock includes the main connecting lever by determining hinge rolling assembling in frame, and one controls with separating brake in two free ends of main connecting lever
Part coordinates, another is hinged with secondary swing arm by dynamic hinge, connected in secondary swing arm oriented its apply clockwise moment of torsion, with
For the holddown spring being pressed on the free end of secondary swing arm on the free end for keeping connecting lever, and kept in tripping spring energy storage
When, for secondary swing arm stretching between main connecting lever and holding connecting lever, dead point state or the holding of hinge are determined in secondary swing arm in bearing of trend excessively
The free end of connecting lever is applied to determine anticlockwise moment of torsion of the hinge as fulcrum by secondary swing arm to main connecting lever；Starting separating brake
When, main connecting lever is in the hinged end of secondary swing arm and keeps connecting lever anticlockwise to secondary swing arm application in the free end of secondary swing arm
Moment of torsion, the free end of secondary swing arm is relative to main connecting lever counter-clockwise swing and gets out of the way the swing space for the free end for keeping connecting lever.
2. spring operating mechanism according to claim 1, it is characterised in that keep being convexly equipped with the free end of connecting lever and dividing
Lock spring energy-storage prevents the anti-avulsion gear edge that the free end of secondary swing arm is deviate from when keeping, anti-avulsion keeps off the close holding connecting lever articulated section on edge
Side have and be used for the pushing tow face of the free end of pushing tow pair swing arm counterclockwise when starting separating brake.
3. spring operating mechanism according to claim 1, it is characterised in that determine to be rotatably equipped with hinge pivot center with
The energy storage of the sincere sub- coincidence of separating brake keeps sincere son, and energy storage keeps sincere son and the sincere son of separating brake to relatively rotate.
4. spring operating mechanism according to claim 1, it is characterised in that be rotatably equipped with the free end of secondary swing arm with
The free end of connecting lever is kept to roll the separating brake roller coordinated.
5. spring operating mechanism according to claim 1, it is characterised in that holddown spring is put to be assemblied in main connecting lever and pair
Torsion spring between arm.
6. spring operating mechanism as claimed in any of claims 1 to 5, it is characterised in that phase is equipped with frame
For the output toggle arm for keeping connecting lever to be fixedly installed, the connection elongated hole extended along overhanging direction, connection are offered on output toggle arm
Elongated hole interior edge hole length direction is oriented to is equipped with connection sliding block, and connection sliding block is hinged on free end and the insulated tension pole of output toggle arm
Between input.
7. spring operating mechanism according to claim 6, it is characterised in that the homonymy of the sincere son of separating brake and holding connecting lever is provided with
Driving cam of the rolling assembling in frame, and the power connecting lever that setting is relatively fixed with holding connecting lever is equipped with frame,
Power connecting lever is used to be hit by driving cam when starting to close a floodgate and rotated counterclockwise.
8. spring operating mechanism as claimed in any of claims 1 to 5, it is characterised in that separating brake control piece is to turn
The dynamic separating brake semiaxis being assemblied in frame.
9. the sincere son of separating brake, it is characterised in that including for by determining main connecting lever of the hinge rolling assembling in frame, main connecting lever
In two free ends one be used to coordinating with separating brake control piece, another it is upper be hinged with secondary swing arm by moving hinge, connect in secondary swing arm
It is connected to and applies clockwise moment of torsion to it, for being pressed on the free end of secondary swing arm on the free end for keeping connecting lever
Holddown spring, when tripping spring energy storage is kept, for stretching between main connecting lever and holding connecting lever, secondary swing arm is in extension side for secondary swing arm
To the dead point state for determining hinge excessively or the free end of connecting lever is kept to apply by secondary swing arm to main connecting lever to determine hinge as fulcrum
Anticlockwise moment of torsion；When starting separating brake, main connecting lever is in the hinged end of secondary swing arm and keeps connecting lever in the freedom of secondary swing arm
End applies anticlockwise moment of torsion to secondary swing arm, and the free end of secondary swing arm relative to main connecting lever counter-clockwise swing and is got out of the way
Keep the swing space of the free end of connecting lever.
10. the sincere son of separating brake according to claim 9, it is characterised in that be rotatably equipped with and be used on the free end of secondary swing arm
With keeping the free end of connecting lever to roll the separating brake roller coordinated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495507.3A CN105070549B (en) | 2015-08-13 | 2015-08-13 | A kind of spring operating mechanism and its sincere son of separating brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495507.3A CN105070549B (en) | 2015-08-13 | 2015-08-13 | A kind of spring operating mechanism and its sincere son of separating brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105070549A CN105070549A (en) | 2015-11-18 |
| CN105070549B true CN105070549B (en) | 2017-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510495507.3A Active CN105070549B (en) | 2015-08-13 | 2015-08-13 | A kind of spring operating mechanism and its sincere son of separating brake |
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| Country | Link |
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| CN (1) | CN105070549B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111341573B (en) * | 2018-12-18 | 2022-03-22 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN113113270B (en) * | 2021-04-14 | 2022-09-27 | 西安西电开关电气有限公司 | Closing keeping and opening tripping system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3484933B2 (en) * | 1997-07-01 | 2004-01-06 | 日新電機株式会社 | Switchgear operating device |
| CN201084661Y (en) * | 2007-07-31 | 2008-07-09 | 许昌永新电器设备有限公司 | A switching clip-connection keeping structure of high-pressure breaker |
| CN203553070U (en) * | 2013-09-29 | 2014-04-16 | 安徽鑫龙电器股份有限公司 | Opening holding device of breaker |
| CN204966313U (en) * | 2015-08-13 | 2016-01-13 | 平高集团有限公司 | Spring operating mechanism and sincere son of separating brake thereof |
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2015
- 2015-08-13 CN CN201510495507.3A patent/CN105070549B/en active Active
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| CN105070549A (en) | 2015-11-18 |
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