CN106504919A - A kind of device for switching and its spring operating mechanism - Google Patents
A kind of device for switching and its spring operating mechanism Download PDFInfo
- Publication number
- CN106504919A CN106504919A CN201610909949.2A CN201610909949A CN106504919A CN 106504919 A CN106504919 A CN 106504919A CN 201610909949 A CN201610909949 A CN 201610909949A CN 106504919 A CN106504919 A CN 106504919A
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- China
- Prior art keywords
- connecting lever
- keeper
- output shaft
- spring
- holding rod
- Prior art date
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- 238000004146 energy storage Methods 0.000 claims description 38
- 230000003116 impacting effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000005484 gravity Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 230000003068 static effect Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 2
- 230000000386 athletic effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/38—Driving mechanisms, i.e. for transmitting driving force to the contacts using spring or other flexible shaft coupling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of device for switching and its spring operating mechanism, spring operating mechanism includes installing rack, installing rack is provided with output shaft, output shaft has closing position and sub-gate position, driven connecting lever is installed with output shaft, on output shaft, turning set is equipped with active connecting lever, active connecting lever has release travel in its rotational travel, output shaft is provided with Stop structure, keeper is rotatably equipped with installing rack, keeper has stop section, stop section is used for coordinating to Stop structure block so that output shaft block is positioned at corresponding closing position or sub-gate position before active connecting lever impacts driven connecting lever, keeper has the locking position for making stop section coordinate with Stop structure block in rotational travel, keeper also has solution lock section, solution lock section is used for departing from locking position by the active connecting lever impact in corresponding release travel to force holding rod to rotate.The block of output shaft is positioned using keeper, it is to avoid output shaft is rotated before active connecting lever impacts driven connecting lever, improves device for switching security performance.
Description
Technical field
The present invention relates to a kind of device for switching and its spring operating mechanism.
Background technology
High speed grounding switch is Cubicle Gas-Insulated Switchgear(GIS)Significant components, configure in outlet
The outgoing line interval switch side in loop, when there is creepage phenomenon in enclosure insulator or enclosure is burnt, rapid grounding
Switch major loop rapid grounding, using circuit breaker trip fault current.
Chinese utility model patent of the structure of the existing high speed grounding switch such as Authorization Notice No. for CN203521278U
Disclosed in Quick ground switch device, including housing, in housing, be provided with drive mechanism, moving contact and junction block, driver
Structure is connected with moving contact, and drive mechanism includes that rotating shaft and connecting rod, rotating shaft are provided with connecting lever, and connecting lever is by connecting rod and moving contact
It is connected.When breaking-closing operating is carried out, rotating shaft is driven by connecting lever, connecting rod as the output shaft for being driven rotation by driving means
Dynamic moving contact moves back and forth to realize breaking-closing operating in the vertical direction.
Existing high pressure, extra-high voltage GIS high speed grounding switch typically drive dress using electric spring operating mechanism as which
Put, spring operating mechanism includes rotating the active connecting lever being sleeved on output shaft, and the active connecting lever first line of a couplet is connected to energy-stored spring structure,
Energy-stored spring structure includes sliding the upper spring lever and lower spring bar being set in together, and upper spring lever is provided with by active connecting lever
Driven bearing pin be hinged with active connecting lever, lower spring bar is then hinged on the housing of earthed switch, is set with two spring levers
Energy-stored spring, sets on the cooperation of upper spring seat top pressure, lower end and the lower spring bar that the upper end of energy-stored spring is provided with upper spring lever
Some lower spring cup top pressures coordinate, and are installed with driven connecting lever in active connecting lever side on output shaft, and driven connecting lever has to extension
The combined floodgate support arm that stretches and separating brake support arm.Active connecting lever is driven by active connecting lever drive mechanism and closed around output shaft by motor
Lock rotate and separating brake rotate, active connecting lever in its rotational travel have force energy-stored spring carry out energy storage energy storage stroke and by
The energy-stored spring for crossing dead point drives the release travel for rotating.When needing to carry out closing operation, Motor drive active connecting lever is carried out
Close a floodgate and rotate, active connecting lever on combined floodgate energy storage stroke by compressed energy-storage spring so that energy-stored spring energy storage, until rotating till death
Point position, i.e. active connecting lever is coaxial with two spring levers, and after dead point is crossed, active connecting lever is in combined floodgate release travel, energy-stored spring
To drive active connecting lever to rotate, active connecting lever will pass through the combined floodgate support arm top of driven bearing pin and driven connecting lever to release elastic acting force
Cooperation is pushed away, drives driven connecting lever combined floodgate rotation to be carried out with output shaft, so as to drive moving contact towards the movement of static contact direction
Realize closing operation.When needing to carry out sub-switching operation, Motor drive active connecting lever carries out separating brake rotation, and active connecting lever is in separating brake
By compressed energy-storage spring so that energy-stored spring energy storage on energy storage stroke, until turning to dead-centre position, i.e. active connecting lever and two bullets
Spring base is coaxial, and after dead point is crossed, active connecting lever is in separating brake release travel, and energy-stored spring discharges elastic acting force to drive actively
Connecting lever is rotated, and active connecting lever will pass through the separating brake support arm pushing tow of driven bearing pin and driven connecting lever and coordinate, drive driven connecting lever with
Output shaft carries out separating brake rotation, realizes sub-switching operation so as to drive moving contact to move away from static contact direction.Leading
In dynamic connecting lever rotation process, compressed energy-storage spring carries out energy storage, and the energy-stored spring release that is compressed after crossing dead point drives active connecting lever
Rotation is then clashed into driven connecting lever and drives output shaft rotation, and then drives the breaking-closing operating of high speed grounding switch.
By bearing on output shaft, both flexibly can relatively rotate above-mentioned active connecting lever.In spring energy-storage
During, output shaft is directly coupled with moving contact drive mechanism.If the direction of motion of moving contact is perpendicular to the ground, moving contact is downward
Motion with realize close a floodgate or separating brake, so, moving contact closed a floodgate or separating brake during can be subject to action of gravity, due to
During spring energy-storage spring operating mechanism the rotation of output shaft cannot be carried out spacing, moving contact under gravity will
Move downward to carry out corresponding separating brake or feed motion, and output shaft can be driven to synchronize rotation, cause moving contact leading
Dynamic connecting lever impacts advancement before driven connecting lever.In high speed grounding switch capacity test or actual moving process, spring is excessively dead
Before point release, due to action of gravity, athletic meeting in advance that moving contact occurs causes that insulation distance is too small to be caused punch through, or even occurs
Blast, safety are poor.
Content of the invention
It is an object of the invention to provide a kind of device for switching spring operating mechanism, to solve present in prior art
Output shaft rotates the technical problem for causing moving contact to move in advance before energy-stored spring crosses dead point release;Meanwhile, the present invention is also carried
For a kind of device for switching using above-mentioned spring operating mechanism.
For achieving the above object, the technical scheme of device for switching spring operating mechanism provided by the present invention is:A kind of
Device for switching spring operating mechanism, including installing rack, installing rack is provided with the moving contact for driving switch electrical equipment and carries out point
The output shaft of feed motion, output shaft have closing position and sub-gate position at its rotational travel two ends, are installed with driven on output shaft
Connecting lever, on output shaft, turning set is equipped with is used for impacting driven connecting lever to drive output shaft reciprocating rotary between closing position and sub-gate position
Dynamic active connecting lever, active connecting lever are connected with energy-stored spring structure, and active connecting lever has in its rotational travel forces storage
The energy storage stroke of energy spring structure energy storage and the release travel rotated by the energy-stored spring structure driving for crossing dead point, the output shaft
Stop structure is provided with, keeper on installing rack, is rotatably equipped with, there is keeper stop section, stop section to be used for and the block
Structure block coordinates so that output shaft block is positioned at corresponding closing position or sub-gate position before active connecting lever impacts driven connecting lever, protects
There is in its rotational travel gripping member the locking position for making stop section be coordinated with Stop structure block, keeper there is solution lock section also,
Solution lock section is used for departing from locking position by the active connecting lever impact in corresponding release travel to force holding rod to rotate.
Back-moving spring is connected with the keeper, and back-moving spring applies to force keeper to close to described to keeper
The elastic acting force that lock-bit is rotated.
The installing rack is provided with will further be protected for coordinating with the unidirectional block of keeper in the rotation direction of keeper
The spacing locating shaft in the locking position of gripping member.
The keeper has to be used for coordinating to overcome the active force of the back-moving spring to compel for the Stop structure pushing tow
Holding rod is made to depart from the pushing tow face that locking position rotates, pushing tow face is cambered surface or inclined-plane.
The keeper is holding rod, and the stop section is the baffle plate for being arranged at the holding rod respective end, the solution
Lock section is the unblock bar segment being arranged on the holding rod, the direction that the pushing tow face is arranged at the holding rod block knot
The side of structure.
The technical scheme of the device for switching using above-mentioned spring operating mechanism provided by the present invention is:Device for switching, bag
The moving contact for moving along the vertical direction is included, moving contact is driven by spring operating mechanism, spring operating mechanism includes installing rack, installed
Frame is provided with the output shaft for driving moving contact to move up and down, and output shaft has closing position and sub-gate position at its rotational travel two ends,
Driven connecting lever is installed with output shaft, and on output shaft, turning set is equipped with is used for impacting driven connecting lever to drive output shaft in closing position
The active connecting lever of reciprocating rotation and sub-gate position between, active connecting lever are connected with energy-stored spring structure, and active connecting lever is in its turn
There is on dynamic stroke the energy storage stroke for forcing energy-stored spring structure energy storage and rotation is driven by the energy-stored spring structure for crossing dead point
Release travel, the output shaft are provided with Stop structure, are rotatably equipped with keeper on installing rack, and keeper has stop section,
The moving contact moves downward to realize that the combined floodgate or separating brake of device for switching, the stop section are used for and the Stop structure block
Coordinate so that output shaft block is positioned at corresponding sub-gate position or closing position before active connecting lever impacts driven connecting lever, keeper is at which
There is in rotational travel the locking position for making stop section be coordinated with Stop structure block, keeper also there is solution lock section, solution lock section to use
Depart from locking position in being impacted by the active connecting lever in corresponding release travel to force holding rod to rotate.
Back-moving spring is connected with the keeper, and back-moving spring applies to force keeper to close to described to keeper
The elastic acting force that lock-bit is rotated.
The installing rack is provided with will further be protected for coordinating with the unidirectional block of keeper in the rotation direction of keeper
The spacing locating shaft in the locking position of gripping member.
The keeper has to be used for coordinating to overcome the active force of the back-moving spring to compel for the Stop structure pushing tow
Holding rod is made to depart from the pushing tow face that locking position rotates, pushing tow face is cambered surface or inclined-plane.
The keeper is holding rod, and the stop section is the baffle plate for being arranged at the holding rod respective end, the solution
Lock section is the unblock bar segment being arranged on the holding rod, the direction that the pushing tow face is arranged at the holding rod block knot
The side of structure.
The invention has the beneficial effects as follows:In device for switching provided by the present invention, spring operating mechanism not only has energy storage
Spring structure, is additionally provided with for carrying out the keeper of block positioning to output shaft, if the moving contact of device for switching is transported downwards
During dynamic combined floodgate or separating brake to realize device for switching, the stop section of keeper is then used for matching somebody with somebody with the Stop structure block on output shaft
Close, before active connecting lever impacts driven connecting lever, output shaft block is positioned at corresponding sub-gate position or closing position, it is to avoid turn in active
Arm impacts driven connecting lever and forces output shaft rotation to be occurred advancement with moving contact before moving contact action by action of gravity,
Avoid output shaft from rotating before active connecting lever impacts driven connecting lever, moving contact and corresponding static contact in device for switching is effectively ensured
Between insulation distance, improve device for switching security performance.And, accordingly, keeper is provided with solution lock section, by phase
Answer the active connecting lever in release travel to impact solution lock section and depart from locking position to force keeper to rotate, it is ensured that active connecting lever is in release
Output shaft rotation can be forced by impacting driven connecting lever normally on stroke, it is ensured that normal operation.
Further, be connected on keeper back-moving spring, it is ensured that effective block of keeper, reduces keeper to peace
The requirement of holding position.
Further, locating shaft is set on installing rack, the locating shaft be used for the unidirectional block of keeper coordinate with reset
Spring coordinates the block stability for improving keeper by keeper block at locking position.
Further, keeper has the pushing tow face for coordinating for the Stop structure pushing tow on output shaft, so can be with
Force keeper to rotate in the presence of overcoming back-moving spring and depart from locking position, it is to avoid hindered by the keeper that back-moving spring drives defeated
Shaft is with moving contact normal power output upwards.And, pushing tow face is designed as cambered surface or inclined-plane, facilitates Stop structure pushing tow
Keeper is rotated and is avoided.
Further, keeper is keeper, not only facilitates and arranges stop section and solution lock section, and, facilitate active connecting lever
Impact unblock.
Description of the drawings
Fig. 1 is a kind of structural representation of embodiment of device for switching provided by the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The specific embodiment of device for switching provided by the present invention, as shown in figure 1, the device for switching in the embodiment is concrete
For earthed switch, for corresponding static contact engaged, separate, moved touch along the vertical direction by action for the moving contact 2 of earthed switch
Head is identical with the dynamic/static contact in earthed switch of the prior art with the structure of static contact and matching relationship, and here is no longer gone to live in the household of one's in-laws on getting married
State.
The moving contact 2 of earthed switch is specifically driven by spring operating mechanism and is moved up and down, and spring operating mechanism includes installing
Frame(Do not show in figure), installing rack can be using the installing rack structure of spring operating mechanism of the prior art, rotation on installing rack
Output shaft 11 is equipped with, output toggle arm 3, the end of output toggle arm 3 and 2 hinge mounted of moving contact on output shaft 11, is installed with, this
Sample, carries out the reciprocal shifting on above-below direction by the wobble drive moving contact 2 of output toggle arm 3 in 11 rotation process of output shaft
Dynamic.
Specifically, coaxial on output shaft 11 be rotatably equipped with runner 7 and active connecting lever 8, active connecting lever 8 away from
The end of output shaft 11 is connected with energy-stored spring structure by driving bearing pin 9, and active connecting lever has in its rotational travel
Force the energy storage stroke of energy-stored spring structure energy storage and the release travel for rotating is driven by the energy-stored spring structure for crossing dead point, need
Illustrate, the rotational travel of active connecting lever is divided into combined floodgate oscillating stroke and separating brake oscillating stroke, and combined floodgate oscillating stroke includes closing
Lock energy storage stroke and combined floodgate release travel, separating brake oscillating stroke include separating brake energy storage stroke and separating brake release travel, the energy storage bullet
Spring structure is identical with the energy-stored spring structure of spring operating mechanism of the prior art, and energy-stored spring structure includes sliding up and down slotting
The upper spring lever 6 for connecing and lower spring bar 1, are set with mechanism's spring 4 on upper and lower spring lever, and the lower end of lower spring bar 1 is hinged on
On installing rack, the lower end of lower spring bar 1 is provided with lower spring cup, and the upper end of upper spring lever 6 is hinged with driving bearing pin 9, and, upper
On spring lever 6, spiral is equipped with the adjusting nut 5 as upper spring seat.In addition, being correspondingly provided with along between runner circumference on runner 7
Every the combined floodgate shifting block and separating brake shifting block of distribution, driving bearing pin has the pushing tow axle extended between combined floodgate shifting block and separating brake shifting block
Section.
Also, driven connecting lever 10 is installed with output shaft 11, and having on driven connecting lever 10 is used for impacting for driving bearing pin
Combined floodgate support arm 102 and separating brake support arm 101, corresponding, driving bearing pin has and extends to hitting between combined floodgate support arm and separating brake support arm
Spooling section.
Moved downward by moving contact in Fig. 1 as a example by being grounded switch and close a floodgate, Fig. 1 represents that earthed switch is in separating brake shape
State, output shaft at the open position, in the presence of mechanism's spring 4, driving bearing pin 9 that active connecting lever 8 is provided with driven
101 pushing tow of separating brake support arm on connecting lever 10 coordinates, and fits through driven connecting lever by 11 locking of output shaft with shunt switch buffer 12
It is positioned at open position.
When needing to carry out closing operation, runner 7 is rotated counterclockwise, and is driven by pushing tow by the combined floodgate shifting block on runner 7
Pushing tow shaft part on bearing pin 9 forces active connecting lever 8 to rotate counterclockwise, and active connecting lever 8 controls upper and lower spring when rotating counterclockwise
Bar plugs each other and forces 4 compressed energy-storage of mechanism's spring, until active connecting lever 8, upper spring lever and lower spring bar are located at link transmission
During the dead-centre position of mechanism, 4 energy storage of mechanism's spring is finished, and this section of stroke of active connecting lever is combined floodgate energy storage stroke, active connecting lever 8
To continue to rotate counterclockwise under effect of inertia, mechanism's spring 4 releases energy after crossing dead point, force active connecting lever 8 fast counterclockwise
Speed rotation is simultaneously impacted on the combined floodgate support arm 102 of driven connecting lever 10, and driven connecting lever 10 will be rotated counterclockwise with output shaft 11, defeated
Shaft 11 will drive moving contact 2 to move downward to carry out closing operation, until the combined floodgate support arm 102 of driven connecting lever 10 impinges upon conjunction
On gated buffor 13, combined floodgate is completed, and active connecting lever strikes this section on closing buffer by dead point is crossed to combined floodgate support arm is ordered about
Stroke is combined floodgate release travel.
When needing to carry out sub-switching operation, rotated clockwise by runner 7 first, by the separating brake shifting block on runner 7 by top
Pushing away the pushing tow shaft part in driving bearing pin 9 forces active connecting lever 8 to rotate clockwise, and active connecting lever 8 is when rotating clockwise in control
Lower spring bar plugs each other and forces 4 compressed energy-storage of mechanism's spring, until active connecting lever 8, upper spring lever and lower spring bar are located at connecting
During the dead-centre position of bar drive mechanism, 4 energy storage of mechanism's spring is finished, and this section of stroke of active connecting lever is separating brake energy storage stroke, main
Dynamic connecting lever 8 will continue to rotate clockwise under effect of inertia, and after crossing dead point, mechanism's spring 4 releases energy, and forces active connecting lever suitable
Hour hands quickly rotate and impact on the separating brake support arm 101 of driven connecting lever 10, and driven connecting lever 10 will be clockwise with output shaft 11
Rotate, output shaft 11 will drive moving contact 2 to be moved to carry out sub-switching operation upwards, until the separating brake support arm 101 of driven connecting lever 10
Impinge upon on shunt switch buffer 12, separating brake is completed, active connecting lever strikes shunt switch buffer by dead point is crossed to separating brake support arm is ordered about
On this section of stroke be separating brake release travel.
When earthed switch is in combined floodgate or gate-dividing state, if runner is not rotated, active connecting lever 8 can be in mechanism's bullet
In the presence of spring, the driven connecting lever 11 of pushing tow is further coordinated with shunt switch buffer 12, closing buffer 13 and is positioned at output shaft block
Closing position, sub-gate position.
When active connecting lever 8 is rotated in combined floodgate energy storage stroke under the driving effect of runner 7 counterclockwise and is turned with driven
When arm departs from, driven connecting lever 10 and output shaft 11 are no longer influenced by the block effect of active connecting lever 8, and moving contact 2 is under gravity
To move downward, this situation about closing a floodgate in advance is more dangerous, be to ensure that driven connecting lever and output shaft are closed in the impact of active connecting lever 8
Remains stationary state before lock support arm 102, in the present embodiment, is additionally provided with for corresponding for output shaft block is fixed on installing rack
, it is somebody's turn to do to avoid the closedown structure that driven connecting lever and output shaft are rotated before active connecting lever impacts driven connecting lever in corresponding closing position position
Closedown structure includes that keeper of the rolling assembling on installing rack, the keeper are specially guarantor of the hinge mounted in support shaft 16
Hold bar 15, be installed with the backing pin 14 as Stop structure on output shaft 11, holding rod 15 has a stop section, stop section be used for
14 block of backing pin coordinates so that 11 block of output shaft is positioned at corresponding sub-gate position before active connecting lever 8 impacts driven connecting lever 10,
There is advancement to avoid output shaft and moving contact, holding rod has in its rotational travel makes stop section keep off with Stop structure
The locking position for only coordinating, in addition, also there is holding rod solution lock section, solution lock section to be used for being turned by the active in corresponding release travel
Arm 8 is impacted and departs from locking position to force holding rod to rotate.
In the present embodiment, the stop section on holding rod 15 is specially the baffle plate for being arranged at holding rod upper end, in addition, keeper is uploaded
Move and be connected with back-moving spring, the elastic acting force that back-moving spring applies to force keeper to rotate to the locking position to keeper,
Back-moving spring herein is specially and is sleeved on torsion spring 18 in support shaft 16, one end top pressure of torsion spring 18 on holding rod 15, another
One end then top pressure on gear shaft 17, gear shaft 17 is fixedly arranged on installing rack, torsion spring applies to force holding rod 15 to closing to holding rod 15
The active force that lock-bit is rotated.
Also, installing rack is provided with will further be protected for coordinating with the unidirectional block of keeper in the rotation direction of keeper
The spacing locating shaft in the locking position of gripping member, the locating shaft 19 and 15 block of holding rod coordinate with by spacing for holding rod block
At locking position.
Also, the solution lock section of holding rod 15 is specially and unlocks bar segment, and the active connecting lever in combined floodgate release travel will be pushed up
Pushing away unblock bar segment forces holding rod to rotate unblock, is no longer prevented from output shaft and rotates counterclockwise.
Now, under the driving of mechanism's spring 4, combined floodgate that driven connecting lever 10 is impacted by the active connecting lever 8 for rotating counterclockwise
Support arm 102 so that driven connecting lever 10 is rotated towards closing position with output shaft 11, until the combined floodgate support arm 102 of driven connecting lever 10
Closing buffer 13 is struck, under the mating reaction of closing buffer 13 and active connecting lever 8,11 locking of output shaft is positioned at
At closing position.When output shaft is rotated counterclockwise, correspondingly drive moving contact to move downward by output toggle arm to realize the behaviour that closes a floodgate
Make.
When needing to carry out sub-switching operation, runner 7 is rotated clockwise, now, separating brake shifting block on runner 7 by pushing tow actively
Connecting lever 8 is rotated clockwise, and active connecting lever 8 is entered in separating brake energy storage stroke, with rotating clockwise for active connecting lever 8, mechanism's bullet
4 compressed energy-storage of spring, when active connecting lever crosses dead-centre position under effect of inertia, mechanism's spring discharges to force active connecting lever fast
Speed is rotated, and impacts the separating brake support arm 101 of driven connecting lever 10, and driven connecting lever 10 turns with output shaft 11 is quick clockwise
Dynamic, drive moving contact to move upwards by output toggle arm, and then realize sub-switching operation.
It should be noted that rotating clockwise in active connecting lever so that when driven bearing pin reversely departs from holding rod, in torsion spring
In the presence of, holding rod will be rotated towards locking position, but, due to lower section of the backing pin in the baffle plate of holding rod, it is therefore desirable to
The top top pressure of backing pin is made on holding rod, is caused to hinder to ensure that holding rod will not be rotated to the separating brake of backing pin and output shaft,
So, holding rod 15 has to be used for coordinating to overcome the active force of torsion spring to force holding rod to depart from locking position turn for 14 pushing tow of backing pin
Dynamic pushing tow face, when active connecting lever impacts the separating brake support arm 101 of driven connecting lever 10, output shaft 11 will be clockwise with backing pin 14
Rotate, the meeting pushing tow of backing pin 14 holding rod 15 is rotated in the case where torsion spring active force is overcome to be avoided, until output shaft 11
Sub-gate position is turned to, now, backing pin 14 just turns to the position with the baffle plate block cooperation of holding rod 15, in torsion spring 18 and determines
In the presence of the axle 19 of position so that holding rod 15 is in locking position, coordinated by block of the baffle plate with backing pin 14, it is ensured that to output shaft
Effective block positioning.
Also, rotate for convenience of the reverse pushing tow holding rod of backing pin, generally by the pushing tow face of corresponding backing pin 14 on holding rod 15
It is designed as cambered surface or inclined-plane.
In addition, when backing pin 14 turns to the position departed from the pushing tow side on holding rod, holding rod 15 will be in torsion spring 2
In the presence of turn to locking position, now, holding rod 15 and the spacing cooperation of 19 block of locating shaft, to ensure the gear on holding rod 15
Effective block of the plate to backing pin 14.
In spring operating mechanism in the earthed switch provided by the present embodiment, although moving contact receives action of gravity, but,
When active connecting lever departs from driven connecting lever to enter in combined floodgate energy storage stroke, under the block effect of holding rod 15, output shaft 11
Can't rotate under gravity, until mechanism's spring 4 discharges, active connecting lever 8 will drive holding rod 15 to rotate and unlock and same
When impact driven connecting lever 10 and rotate, rotated with output shaft 11 by driven connecting lever 10, finally ensure to discharge in mechanism's spring 4 and hit
Before dynamic connecting lever 10, moving contact 2 will not occur situation about moving in advance under gravity.
In the present embodiment, moving contact is moved down as combined floodgate direction, in other embodiments, when moving contact move down for
During separating brake direction, equally can realize that the block to output shaft is positioned by holding rod, simply holding rod now can be turned in active
Arm is impacted, before driven connecting lever carries out closing operation, output shaft is maintained at closing position, but its principle and structure with the present embodiment in
Corresponding construction and principle identical, will not be described here.
In the present embodiment, energy-stored spring structure includes the mechanism's spring being arranged on upper and lower spring lever, in other are let it pass,
Energy-stored spring structure may also be employed the energy-stored spring mechanism in earthed switch of the prior art in spring operating mechanism, mechanism's bullet
Spring can be correspondingly arranged one or two, as long as ensureing that active connecting lever is respectively provided with energy storage row in separating brake process and making process
Journey and release travel and active connecting lever is not affected to impact driven connecting lever in release travel.
In the present embodiment, back-moving spring adopts torsion spring, so takes up room little, in other embodiments, back-moving spring
Other extension springs or stage clip structure can be adopted.Certainly, back-moving spring can also be cancelled, by designing the center of gravity and support shaft of holding rod
Position relationship, forces holding rod to rotate to locking position direction using action of gravity.
In the present embodiment, keeper adopts holding rod structure, and in other embodiments, keeper may also be employed disk knot
Structure, or other shapes, as long as arrange corresponding stop section and solution lock section on keeper.
Device for switching in the present embodiment is specially earthed switch, in fact, the spring operating mechanism in the present embodiment
Can be applicable in the device for switching such as chopper that other have moving contact, as long as the moving contact of the device for switching is in the vertical direction
Move to carry out breaking-closing operating.
The present invention also provides a kind of embodiment of device for switching spring operating mechanism, the operating machine of the spring in the embodiment
The structure of structure is identical with the structure of the spring operating mechanism in above-mentioned earthed switch embodiment, will not be described here.
Claims (10)
1. a kind of device for switching spring operating mechanism, including installing rack, installing rack is provided with for the dynamic of driving switch electrical equipment
Contact carries out the output shaft of divide-shut brake action, and output shaft has closing position and sub-gate position at its rotational travel two ends, on output shaft
Driven connecting lever is installed with, and turning set is equipped with output shaft is used for impacting driven connecting lever output shaft to be driven in closing position and sub-gate position
Between reciprocating rotation active connecting lever, active connecting lever is connected with energy-stored spring structure, and active connecting lever is in its rotational travel
There is the energy storage stroke for forcing energy-stored spring structure energy storage and the release travel of rotation is driven by the energy-stored spring structure for crossing dead point,
It is characterized in that:The output shaft is provided with Stop structure, is rotatably equipped with keeper on installing rack, and keeper has block
Portion, stop section are used for coordinating with the Stop structure block to position output shaft block before active connecting lever impacts driven connecting lever
In corresponding closing position or sub-gate position, keeper has the locking for making stop section coordinate with Stop structure block in its rotational travel
Also there is solution lock section, solution lock section to be used for being impacted by the active connecting lever in corresponding release travel to force holding for position, keeper
Bar is rotated and departs from locking position.
2. device for switching spring operating mechanism according to claim 1, it is characterised in that:On the keeper, transmission connects
Back-moving spring, the elastic acting force that back-moving spring applies to force keeper to rotate to the locking position is connected to keeper.
3. device for switching spring operating mechanism according to claim 2, it is characterised in that:The installing rack is provided with use
In coordinating with the unidirectional block of keeper in the rotation direction of keeper and then by spacing for the keeper positioning in the locking position
Axle.
4. the device for switching spring operating mechanism according to Claims 2 or 3, it is characterised in that:The keeper has
Rotated with overcoming the active force of the back-moving spring to force holding rod to depart from locking position for coordinating for the Stop structure pushing tow
Pushing tow face, pushing tow face is cambered surface or inclined-plane.
5. device for switching spring operating mechanism according to claim 4, it is characterised in that:The keeper is holding
Bar, the stop section are the baffle plate for being arranged at the holding rod respective end, and the solution lock section is to be arranged on the holding rod
Unblock bar segment, the side of the direction that the pushing tow face is arranged at the holding rod Stop structure.
6. device for switching, including the moving contact for moving along the vertical direction, moving contact is driven by spring operating mechanism, operating machine of the spring
Structure includes that installing rack, installing rack are provided with the output shaft for driving moving contact to move up and down, and output shaft is in its rotational travel two ends tool
Have closing position and sub-gate position, on output shaft, be installed with driven connecting lever, on output shaft turning set equipped with for impact driven connecting lever with
The active connecting lever of output shaft reciprocating rotation between closing position and sub-gate position, active connecting lever is driven to be connected with energy-stored spring knot
Structure, active connecting lever have the energy storage stroke for forcing energy-stored spring structure energy storage and in its rotational travel by the energy storage bullet for crossing dead point
Spring structure drives the release travel for rotating, it is characterised in that:The output shaft is provided with Stop structure, rolling assembling on installing rack
There are keeper, keeper that there is stop section, the moving contact to move downward to realize the combined floodgate or separating brake of device for switching, the gear
Stop is used for coordinating with the Stop structure block so that output shaft block is positioned at phase before active connecting lever impacts driven connecting lever
Answer sub-gate position or closing position, keeper that there is in its rotational travel the locking position for making stop section be coordinated with Stop structure block,
Also there is keeper solution lock section, solution lock section to be used for being impacted to force holding rod to turn by the active connecting lever in corresponding release travel
Dynamic disengaging locking position.
7. device for switching according to claim 6, it is characterised in that:Back-moving spring is connected with the keeper,
The elastic acting force that back-moving spring applies to force keeper to rotate to the locking position to keeper.
8. device for switching according to claim 7, it is characterised in that:The installing rack is provided with for turning in keeper
Coordinate spacing for the keeper locating shaft in the locking position further with the unidirectional block of keeper on dynamic direction.
9. the device for switching according to claim 7 or 8, it is characterised in that:The keeper has for for the block
Structure pushing tow coordinates to overcome the active force of the back-moving spring to force holding rod to depart from the pushing tow face that locking position rotates, pushing tow face
For cambered surface or inclined-plane.
10. device for switching according to claim 9, it is characterised in that:The keeper is holding rod, and the stop section is
The baffle plate of the holding rod respective end is arranged at, the solution lock section is the unblock bar segment being arranged on the holding rod, described
Pushing tow face is arranged at the side of the direction Stop structure of the holding rod.
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CN201610909949.2A CN106504919B (en) | 2016-10-19 | 2016-10-19 | A kind of device for switching and its spring operating mechanism |
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CN201610909949.2A CN106504919B (en) | 2016-10-19 | 2016-10-19 | A kind of device for switching and its spring operating mechanism |
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CN201610909949.2A Expired - Fee Related CN106504919B (en) | 2016-10-19 | 2016-10-19 | A kind of device for switching and its spring operating mechanism |
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Cited By (9)
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CN107749366A (en) * | 2017-11-18 | 2018-03-02 | 库柏(宁波)电气有限公司 | A kind of transmission mechanism of high-voltage combined electrical apparatus |
CN111105940A (en) * | 2018-10-29 | 2020-05-05 | 平高集团有限公司 | Electric spring mechanism and grounding switch |
CN111105949A (en) * | 2018-10-29 | 2020-05-05 | 平高集团有限公司 | Electric spring mechanism and grounding switch |
CN111223708A (en) * | 2018-11-27 | 2020-06-02 | 平高集团有限公司 | Grounding switch and spring operating mechanism thereof |
CN111739745A (en) * | 2020-06-03 | 2020-10-02 | 深圳市泰永电气科技有限公司 | Switching device and switching device self-locking device thereof |
CN113161167A (en) * | 2021-01-13 | 2021-07-23 | 河南平高电气股份有限公司 | Spring operating mechanism for electric switch |
CN113161168A (en) * | 2021-01-13 | 2021-07-23 | 河南平高电气股份有限公司 | Spring operating mechanism of electrical switch |
CN114678230A (en) * | 2022-03-12 | 2022-06-28 | 江西省拓网电气有限公司 | Three-station operating mechanism |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130134983A1 (en) * | 2011-11-28 | 2013-05-30 | Schneider Electric Industries Sas | Method for Evaluating the Mechanical Performances of a Switchgear Apparatus and Switchgear Apparatus for Implementation of Said Method |
CN204178950U (en) * | 2014-11-03 | 2015-02-25 | 成都宣扬电器有限公司 | A kind of Novel direct-acting earthed switch mechanism |
CN105225900A (en) * | 2015-09-28 | 2016-01-06 | 平高集团有限公司 | Circuit breaker and spring operating mechanism thereof and chain energy storage device |
-
2016
- 2016-10-19 CN CN201610909949.2A patent/CN106504919B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130134983A1 (en) * | 2011-11-28 | 2013-05-30 | Schneider Electric Industries Sas | Method for Evaluating the Mechanical Performances of a Switchgear Apparatus and Switchgear Apparatus for Implementation of Said Method |
CN204178950U (en) * | 2014-11-03 | 2015-02-25 | 成都宣扬电器有限公司 | A kind of Novel direct-acting earthed switch mechanism |
CN105225900A (en) * | 2015-09-28 | 2016-01-06 | 平高集团有限公司 | Circuit breaker and spring operating mechanism thereof and chain energy storage device |
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CN107749366A (en) * | 2017-11-18 | 2018-03-02 | 库柏(宁波)电气有限公司 | A kind of transmission mechanism of high-voltage combined electrical apparatus |
CN111105940A (en) * | 2018-10-29 | 2020-05-05 | 平高集团有限公司 | Electric spring mechanism and grounding switch |
CN111105949A (en) * | 2018-10-29 | 2020-05-05 | 平高集团有限公司 | Electric spring mechanism and grounding switch |
CN111105940B (en) * | 2018-10-29 | 2021-11-16 | 平高集团有限公司 | Electric spring mechanism and grounding switch |
CN111223708B (en) * | 2018-11-27 | 2021-12-17 | 平高集团有限公司 | Grounding switch and spring operating mechanism thereof |
CN111223708A (en) * | 2018-11-27 | 2020-06-02 | 平高集团有限公司 | Grounding switch and spring operating mechanism thereof |
CN111739745A (en) * | 2020-06-03 | 2020-10-02 | 深圳市泰永电气科技有限公司 | Switching device and switching device self-locking device thereof |
CN113161168A (en) * | 2021-01-13 | 2021-07-23 | 河南平高电气股份有限公司 | Spring operating mechanism of electrical switch |
CN113161167A (en) * | 2021-01-13 | 2021-07-23 | 河南平高电气股份有限公司 | Spring operating mechanism for electric switch |
CN113161167B (en) * | 2021-01-13 | 2024-04-05 | 河南平高电气股份有限公司 | Spring operating mechanism for electric switch |
CN113161168B (en) * | 2021-01-13 | 2024-04-16 | 河南平高电气股份有限公司 | Spring operating mechanism of electric switch |
CN114678230A (en) * | 2022-03-12 | 2022-06-28 | 江西省拓网电气有限公司 | Three-station operating mechanism |
CN114678230B (en) * | 2022-03-12 | 2024-03-29 | 江西省拓网电气有限公司 | Three-station operating mechanism |
CN115172080A (en) * | 2022-06-24 | 2022-10-11 | 河南平高电气股份有限公司 | Electric spring mechanism and high-voltage switch |
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