CN107068437A - A kind of magnetic force operating mechanism and the breaker using the magnetic force operating mechanism - Google Patents
A kind of magnetic force operating mechanism and the breaker using the magnetic force operating mechanism Download PDFInfo
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- CN107068437A CN107068437A CN201710134657.0A CN201710134657A CN107068437A CN 107068437 A CN107068437 A CN 107068437A CN 201710134657 A CN201710134657 A CN 201710134657A CN 107068437 A CN107068437 A CN 107068437A
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- magnetic
- operating mechanism
- permanent magnet
- direct acting
- magnetic force
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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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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to the breaker of a kind of magnetic force operating mechanism and the use magnetic force operating mechanism, magnetic force operating mechanism includes institutional framework, stator is installed with institutional framework, it is additionally provided with institutional framework and uses cooperatively to move back and forth and then realize the mover of corresponding dynamic/static contact separating brake, closing operation along the vertical direction to the stator, the sluice separating spring being connected with the direct acting take-off lever that can be moved back and forth along the vertical direction, direct acting take-off lever for energy storage of closing a floodgate, separating brake release is connected with the mover.In separating brake, in addition to the Magnetic driving power that mover is exported on magnetic force operating mechanism, the active force of sluice separating spring also output driving separating brake, the driving force of magnetic force operating mechanism output can be increased, and then opening velocity is effectively improved, moreover, when magnetic force operating mechanism powers off and clamping stagnation occurs, the driving force discharged using sluice separating spring ensures smooth separating brake, it is ensured that effective separating brake.
Description
Technical field
The present invention relates to the breaker of a kind of magnetic force operating mechanism and the use magnetic force operating mechanism.
Background technology
Power network is a dynamical system, and supply and demand changes requires that power network each several part can reliably, in time in power-balance problem
Ground puts into or cut off.Regular circuit breakers are being closed and cut-off circuit moment in power system, and system voltage and current phase are usual
It is random, breaker can produce width closing shunt capacitor group, reactor, no-load transformer and nonloaded line often
Value, frequency are very high to shove and overvoltage, reduces the service life of switchgear and the power supply quality of power system.With society
The development of technology that can be economic, people propose higher requirement to phased switch, it is desirable to make its intelligence using microprocessing
Change, improve switching on-off property and protective capability.Power network development can exactly be met using the high-voltage AC breaker of such a device
With demand of the power consumer to high-quality electric energy.
Application publication number is phased disconnected to disclose a kind of high-voltage alternating in CN103545133A Chinese invention patent application
Road device, including breaker body, magnetic force mechanism and corresponding driver element for performing breaking-closing operating, driver element pass through
One PWM inversion unit drive connection magnetic force mechanism, PWM inversion units are used for the field coil current for producing setting, breaker
Also include a charhing unit, one capacitor storage unit of charhing unit charging connection, capacitor storage unit connection PWM inversion lists
Member, in addition to corresponding electric current, voltage transformer, the voltage and current phase measurement by transformer to power network, measurement signal
Be input in the control unit of convergence control cabinet, control unit is handled measurement signal, by calculate, determine divide-shut brake signal with
Send the divide-shut brake order of command adapted thereto.The structure such as Authorization Notice No. of magnetic force mechanism is in the phased breaker
Magnetic force operating mechanism disclosed in CN201315272Y Chinese utility model patent specification, this operating mechanism is to use band
The electric coil principle that stress is moved in high-intensity magnetic field comes output driving power, including institutional framework, and institutional framework is by vertically disposed
It is slidable in the vertical direction being equipped with track-frame, track on pillar and the fixed plate composition for being fixed on pillar two ends, institutional framework
It is fixed with framework in power output shaft and magnet coil, the opposing sidewalls of each column and plate shape is set by the way of heteropole is opposed
Each magnet coil formed between permanent magnet, adjacent struts on the gapped magnetic field being parallel to each other, track-frame is slideably positioned in phase
In two adjacent gapped magnetic fields, also, leave between magnet coil and permanent magnet gap, this magnetic force operating mechanism stroke limiting
System is less, it is possible to provide the power output of big stroke, and amount of parts is few, and fault rate is low.In making process, to being used as mover
Magnet coil be passed through switching current, magnet coil is moved up in parallel gapped magnetic field by magnetic force, electromagnetism
Coil drive power output shaft, which is moved up, realizes closing operation.During separating brake, separating brake electric current is passed through to magnet coil, is made
Magnet coil is moved down in parallel gapped magnetic field by magnetic force, and magnet coil driving power output shaft is moved down
To realize sub-switching operation.
In fact, in existing magnetic force operating mechanism, relying primarily on the electromagnetism that energization is acted on as the permanent magnet of stator
Separating brake driving force on coil realizes separating brake, when occurring accident power-off during separating brake, and separating brake driving force disappears, it may appear that point
Brake clip is stagnant, is additionally, since the breaker requirement quick acting switching-off that some breakers are such as configured with vacuum interrupter, opening velocity requirement
Height, the quick acting switching-off needs of high-tension circuit-breaker can not be met by only relying on magnet coil, and influence magnetic force operating mechanism is broken in height
Application on the device of road.
The content of the invention
It is an object of the invention to provide a kind of magnetic force operating mechanism, led to solving to only rely on operating mechanism in the prior art
Magnetic driving power produced by electricity realizes that separating brake causes once occurring the problem of power-off easily produces separating brake clamping stagnation during separating brake；
Meanwhile, the present invention also provides a kind of breaker using above-mentioned magnetic force operating mechanism.
To achieve the above object, the technical scheme of magnetic force operating mechanism provided by the present invention is：A kind of magnetic operating machine
It is installed with stator, institutional framework to be additionally provided with structure, including institutional framework, institutional framework and is used cooperatively with the stator with along upper
Lower section is to the mover for moving back and forth and then realizing corresponding dynamic/static contact separating brake, closing operation, and being connected with the mover can be along upper
Lower section is connected with the sluice separating spring for energy storage of closing a floodgate, separating brake release to the direct acting take-off lever moved back and forth on direct acting take-off lever.
The upper end of the direct acting take-off lever is clutch end, and direct acting take-off lever moves up to realize corresponding dynamic/static contact
Closing operation, move down to realize corresponding dynamic/static contact sub-switching operation, the sluice separating spring is arranged along the vertical direction, sluice separating spring
Upper end is that fixing end, lower end are free end, on the spring base that the free end top pressure of sluice separating spring is provided with the direct acting take-off lever.
The mover includes at least one coil block, and coil block includes magnet coil, and the stator is included for correspondence
Magnet coil provides the permanent magnet in parallel magnetic field gap, and the coil block includes the coil former for being wound with corresponding magnet coil
Frame, position gap is left between magazine and corresponding permanent magnet, in the upper of correspondence magnet coil in parallel magnetic field gap
Side and/or downside are installed with magnetic circuit closure magnetic patch, and the magnetic circuit closure magnetic patch, which has, is used for the coil former with corresponding coil block
The contact surface of frame pushing tow contact, the magnetic circuit closure magnetic patch is contacted with permanent magnet positioned opposite.
The permanent magnet is both sides plate-shaped permanent magnet positioned opposite, and both sides plate-shaped permanent magnet is by the way of heteropole is opposed
Arrangement is to form the parallel magnetic field gap, positioned at magnet coil upside and/or the magnetic circuit closure magnetic patch of downside and both sides
Plate-shaped permanent magnet is contacted.
The technical scheme of breaker provided by the present invention using above-mentioned magnetic force operating mechanism is：A kind of breaker, bag
The dynamic/static contact included in arc-chutes and driving arc-chutes carries out separating brake, the magnetic force operating mechanism of closing operation, magnetic force operating mechanism
Including institutional framework, it is installed with stator, institutional framework and is additionally provided with the stator with the use of with vertically on institutional framework
Direction moves back and forth and then realizes that be connected with corresponding dynamic/static contact separating brake, the mover of closing operation, the mover can be vertically
The sluice separating spring for energy storage of closing a floodgate, separating brake release is connected with the direct acting take-off lever that direction is moved back and forth, direct acting take-off lever.
The upper end of the direct acting take-off lever is clutch end, and direct acting take-off lever moves up to realize corresponding dynamic/static contact
Closing operation, move down to realize corresponding dynamic/static contact sub-switching operation, the sluice separating spring is arranged along the vertical direction, sluice separating spring
Upper end is that fixing end, lower end are free end, on the spring base that the free end top pressure of sluice separating spring is provided with the direct acting take-off lever.
Moving contact in the arc-chutes is connected by insulated tension pole and the direct acting take-off lever direct acting.
Breaker is single-pole circuit breaker.
The mover includes at least one coil block, and coil block includes magnet coil, and the stator is included for correspondence
Magnet coil provides the permanent magnet in parallel magnetic field gap, and the coil block includes the coil former for being wound with corresponding magnet coil
Frame, position gap is left between magazine and corresponding permanent magnet, in the upper of correspondence magnet coil in parallel magnetic field gap
Side and/or downside are installed with magnetic circuit closure magnetic patch, and the magnetic circuit closure magnetic patch, which has, is used for the coil former with corresponding coil block
The contact surface of frame pushing tow contact, the magnetic circuit closure magnetic patch is contacted with permanent magnet positioned opposite.
The permanent magnet is both sides plate-shaped permanent magnet positioned opposite, and both sides plate-shaped permanent magnet is by the way of heteropole is opposed
Arrangement is to form the parallel magnetic field gap, positioned at magnet coil upside and/or the magnetic circuit closure magnetic patch of downside and both sides
Plate-shaped permanent magnet is contacted.
The beneficial effects of the invention are as follows：In magnetic force operating mechanism provided by the present invention, in the direct acting of magnetic force operating mechanism
Combined floodgate energy storage, the sluice separating spring of separating brake release are directly provided on take-off lever, sluice separating spring energy storage when closing a floodgate discharges during separating brake,
In separating brake, in addition to the Magnetic driving power exported on magnetic force operating mechanism by mover, the effect of sluice separating spring also output driving separating brake
The driving force of power, the effectively output of increase magnetic force operating mechanism, and then the opening velocity of corresponding dynamic/static contact can be improved, improve open circuit
Device connecting-disconnecting function, moreover, during separating brake, when magnetic force operating mechanism powers off and clamping stagnation occurs, being discharged using sluice separating spring
Driving force class ensures smooth separating brake.Corresponding sluice separating spring directly is configured on the direct acting take-off lever of magnetic force operating mechanism, can be improved
The separating brake driveability of magnetic force operating mechanism, ensures the separating brake performance of breaker when by its application on-board the circuit breaker.
Further, correspondence direct acting take-off lever moves up to realize combined floodgate, move down to realize separating brake, in separating brake
When, gravity is also used for separating brake, and gravity will not reduce the separating brake output effect of sluice separating spring.
Further, for the breaker using this magnetic force operating mechanism, the moving contact in arc-chutes passes through exhausted
Edge pull bar is connected with direct acting take-off lever direct acting, it is not necessary to still further configures other unnecessary drive mechanisms, can significantly provide magnetic
The operating work of power operating mechanism output, reduces extraneoas loss.
Further, mover includes coil block, and coil block includes magnet coil, and stator includes permanent magnet, by permanent magnetism
The parallel magnetic field gap that body formation is used cooperatively with magnet coil, magnet coil, which is moved back and forth, to be assemblied in parallel magnetic field gap,
Because magazine is moved back and forth along the vertical direction together with magnet coil, to reduce frictional resistance, magazine and corresponding permanent magnetism
Position gap is left between body, the position gap, which is brought, can not form closed magnetic field to cause the magnetic line of force and magnetic field to keep energy
The problem of losing excessive, so, upside and/or downside in correspondence magazine in parallel magnetic field gap are installed with magnetic circuit and closed
Close magnetic patch, magnetic circuit closure magnetic patch, which has, is used for the contact surface that contact with corresponding magazine pushing tow, the magnetic circuit closure magnetic patch and
Permanent magnet positioned opposite is contacted, and when magazine is contacted with magnetic circuit closure magnetic patch, magnetic circuit closure magnetic patch is used for and permanent magnetism
Body formation field circuit, keeps the problem of energy loss is excessive to solve the magnetic line of force and magnetic field, can effectively strengthen closing retention force,
Reduction spring and bounce-back.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of breaker provided by the present invention；
Fig. 2 is the partial structural diagram of magnetic force operating mechanism in Fig. 1.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of breaker provided by the present invention, as depicted in figs. 1 and 2, the breaker in the embodiment is
Single-pole circuit breaker with magnetic force operating mechanism, single-pole circuit breaker includes support 17, and support 17 is provided with switch board 16, switch board 16
Provided with monopole 13 and realize dynamic/static contact separating brake, the magnetic force operating mechanism 15 of closing operation, monopole in monopole arc-chutes 11
13 include the insulated tension pole provided with arc-chutes 11 and with the moving contact drive connection in arc-chutes in insulating cylinder body, insulating cylinder body
18, above-mentioned arc-chutes are vacuum interrupter, therefore insulated tension pole 18 is driven by the moving contact direct acting of excess of stroke spring 12 and arc-chutes and connected
Connect, the direct acting of direct acting take-off lever 151 of insulated tension pole 18 and magnetic force operating mechanism 15 is connected, by reciprocating action along the vertical direction
Direct acting take-off lever 151 by insulated tension pole 18 drive arc-chutes 11 in moving contact act, with realize dynamic/static contact close a floodgate, point
Lock is operated.
In the present embodiment, sluice separating spring 14 is connected with the direct acting take-off lever 151 of magnetic force operating mechanism, the sluice separating spring 14 is used
Energy storage when closing a floodgate, discharges during separating brake, to improve opening velocity, while preventing the special circumstances such as separating brake process power-off from causing magnetic
Ensure magnetic force mechanism reliable separating brake during power operating mechanism clamping stagnation.
Because the upper end of direct acting take-off lever 151 is clutch end, direct acting take-off lever 151 moves up corresponding dynamic to realize
Static contact closing operation, move down to realize corresponding dynamic/static contact sub-switching operation, sluice separating spring 14 is arranged along the vertical direction, separating brake
The upper end top pressure of spring 14 is provided with the corresponding mechanism framework upper and lower end top pressure of magnetic force operating mechanism on direct acting take-off lever 151
On spring base.
Magnetic force operating mechanism includes institutional framework, and institutional framework includes vertically extending multiple spaced apart vertical
Moved back and forth along the vertical direction on post and upper cover plate 1, the lower shoe 5 for being fixedly arranged on column two ends, institutional framework and be equipped with mover, moved
Attached bag includes a coil block, and coil block is arranged in mechanism's installing plate 2, the guiding movement along the vertical direction of mechanism's installing plate 2
It is assemblied on institutional framework to realize the guiding movement of mover, above-mentioned coil block includes magazine 3, and magazine 3 includes
Center brace panel 4 and two end-stopping plates for being arranged in the upper and lower ends of center brace panel 4, the end-stopping plate of center brace panel 4 and two formation ring
Groove, magnet coil is corresponding to be wrapped in annular groove to be fixed on magazine 3.
The direct acting take-off lever 151 of above-mentioned magnetic force operating mechanism is movably assemblied on institutional framework along the vertical direction, magnetic
The coil block of power operating mechanism drives direct acting take-off lever movement to realize magnetic force operating mechanism to export in reciprocating movement
Combined floodgate, the driving force of sub-switching operation.
Direct acting take-off lever is connected by the moving contact direct acting of insulated tension pole, excess of stroke spring and arc-chutes, direct acting herein
Drive connection is referred to：Direct acting take-off lever, three synchronization actions on up and down vertically of insulated tension pole and moving contact.
Stator in said mechanism framework includes the corresponding permanent magnet that parallel magnetic field gap is provided for correspondence magnet coil, this
During permanent magnet in embodiment is specially plate-shaped permanent magnet, institutional framework, according to each column and the position relationship of coil block,
The middle phase column that is set in coil block can be divided into and on the outside of coil block and the side phase positioned opposite with middle phase column
Column, middle phase column and the opposite side in phase column be installed with respectively plate-shaped permanent magnet with middle phase column and while phase column between
Parallel magnetic field gap 10 is formed, the plate-shaped permanent magnet being arranged on middle phase column is middle phase permanent magnet 6, is located on the phase column of side
Plate-shaped permanent magnet is side phase permanent magnet 7, and plate-shaped permanent magnet is vertically extending so that parallel magnetic field gap 10 is also vertically
Direction extends, and the magnet coil for the corresponding coil block being sleeved on middle phase column is located in the parallel magnetic field gap 10, uses
When, magnet coil 8 is powered, and magnet coil can be upper by Ampere force effect as the electrical conductor in parallel magnetic field gap
Lower section is moved back and forth upwards, to ensure balance, and coiling is circumferentially generally evenly equipped with more than two parallel magnetic field gaps 10, this master
If being determined by the shape of magnet coil, such as magnet coil is triangle, then between settable three corresponding parallel magnetic fields
Gap, such as magnet coil are quadrangle, then can be correspondingly arranged between two parallel magnetic fields in four corresponding parallel magnetic field gaps or setting
Gap, such as magnet coil be annular or oval ring, then can according to the actual size of magnet coil along magnet coil circumferentially
Magnetic direction is determined by parallel magnetic field gap present position in the parallel magnetic field gap of respective number, each parallel magnetic field gap, is protected
The normal of card coil block is moved back and forth.
It should be noted that because magnet coil is moved back and forth with magazine 3, to reduce frictional resistance, in coil
Position gap is left between framework 3 and corresponding permanent magnet.
In the present embodiment, because magnetic force operating mechanism is used to drive the moving contact in arc-extinguishing chamber of circuit breaker to move back and forth with reality
The breaking-closing operating of existing arc-chutes, therefore, moving back and forth for coil block have the corresponding limes superiors position closed a floodgate and right on stroke
Answer the limit inferior position of separating brake.
In the present embodiment, when being closed a floodgate, switching current is passed through to the magnet coil in parallel magnetic field gap,
Magnet coil driving direct acting take-off lever 151 with insulated tension pole 18 drive the moving contact of arc-chutes to move up with corresponding stationary contact
Head closes a floodgate, now, the compression energy storage of sluice separating spring 14 being connected with direct acting take-off lever 151, realizes closing operation, and closing a floodgate
Into when by magnet coil be maintained at correspondence combined floodgate limes superiors position.When needing separating brake, to the electricity in parallel magnetic field gap
Magnetic coil is passed through separating brake electric current, direct acting take-off lever 151 with insulated tension pole 18 drive the moving contact of arc-chutes to move down with
Static contact departs from separating brake, in addition to the separating brake driving force that magnet coil is provided, and sluice separating spring 14 discharges to drive power defeated simultaneously
Shaft is quickly moved down to realize sub-switching operation, can effectively improve opening velocity, improves breaking capacity of breaker, moreover,
During separating brake, when magnetic force operating mechanism powers off and clamping stagnation occurs, the driving force discharged using sluice separating spring 14 ensures smoothly to divide
Lock.
In addition, in the present embodiment, being installed with respectively in the upside of correspondence magazine in each parallel magnetic field gap 10
Magnetic circuit closes magnetic patch 9, and magnetic circuit closure magnetic patch 9 actually corresponds to the upper extreme position arrangement of corresponding coil block, upper magnetic circuit on this
Closure magnetic patch 9, which has, is used for the contact surface that contact with corresponding magazine pushing tow, upper magnetic circuit closure magnetic patch and it is positioned opposite forever
Magnet is contacted.So that, when magazine is contacted with upper magnetic circuit closure magnetic patch, the closed-loop path of completion, the magnetic line of force can be formed
It can be returned to by closed-loop path in magnetic force mechanism, can effectively strengthen the magnetic field intensity at upper extreme position.
In the present embodiment, because coil block is moved back and forth along the vertical direction, to reduce frictional resistance, the line of coil block
The position gap being sized is left between ring box frame and the both sides plate-shaped permanent magnet for forming parallel magnetic field gap, the position gap
Closed magnetic field can not be formed so as to cause the magnetic line of force and magnetic field to keep the problem of energy loss is excessive by bringing, and the present embodiment
In, it is exactly based on the upper magnetic circuit that setting is contacted with both sides plate-shaped permanent magnet and contacted with magazine in parallel magnetic field gap and closes
Close magnetic patch to form closed magnetic field loop, keep the problem of energy loss is excessive to solve the magnetic line of force and magnetic field, can effectively strengthen
Closing retention force, reduction spring.
In the present embodiment, upper magnetic circuit closure magnetic patch, upper magnetic circuit closure are disposed with only for the closing position of magnetic force operating mechanism
Magnetic patch is located at the upside of corresponding magnet coil.In other embodiments, also it can arrange that corresponding magnetic circuit is closed only for sub-gate position
Magnetic patch, now, magnetic circuit closure magnetic patch are located at the downside of corresponding magnet coil.Certainly, it can also distinguish for sub-gate position and closing position
Magnetic circuit closure magnetic patch is arranged, now, magnetic circuit closure magnetic patch is respectively arranged with the upper side and lower side of corresponding magnet coil, due to whole
The magnetic field intensity all same in individual parallel magnetic field gap, can each lead into reverse current to realize buffering behaviour in the later stage of divide-shut brake
Make, so can further reduce spring and rebound.
In the present embodiment, each parallel magnetic field gap is formed by both sides plate-shaped permanent magnet, the magnetic in each parallel magnetic field gap
Field direction is consistent.In other embodiments, parallel magnetic field gap includes being used for the application point of corresponding magnet coil positioned at middle
The main field gap of combined floodgate driving force and above and below main field gap both sides auxiliary magnetic field gap, main field gap and auxiliary
The magnetic direction of gapped magnetic field is on the contrary, forming the permanent magnet in parallel magnetic field gap is included positioned at middle main plate-shaped permanent magnet and position
Auxiliary permanent magnet in end, the mode that main plate-shaped permanent magnet uses heteropole opposed is arranged to form the main field gap, auxiliary
The mode for helping permanent magnet to use heteropole opposed arranged to form auxiliary magnetic field gap, on the upside of magnet coil and/or under
The magnetic circuit closure magnetic patch of side is contacted with forming the auxiliary permanent magnet in corresponding auxiliary magnetic field gap.In this case, due to divide-shut brake
Later stage magnet coil is close to auxiliary magnetic field gap.Certainly, also it can arrange that corresponding magnetic circuit is closed only for closing position or sub-gate position
Magnetic patch.It should be noted that due to the presence of magazine, may be such that magnet coil is always positioned in main field gap, not
Into in auxiliary magnetic field gap so that auxiliary permanent magnet primarily serves the effect that locking is kept.
In the present embodiment, the permanent magnet for forming parallel magnetic field gap uses plate-shaped permanent magnet, in other embodiments, also may be used
Respective parallel gapped magnetic field can be formed using other and ensures the magnet structure that magnet coil is normally moved back and forth.
In the present embodiment, the mover of magnetic force operating mechanism includes a coil block, in other embodiments, may also set up
More than two coil blocks, are arranged according to driving force size.Certainly, the mover of magnetic force operating mechanism is alternatively dynamic iron core, phase
Answer, stator now is then fixed magnet coil, now, can configure corresponding closing coil and switching winding, during combined floodgate,
It is powered to closing coil, absorption dynamic iron core is moved up to realize closing operation, during separating brake, is powered to switching winding, and absorption is dynamic
Iron core moves down to realize separating brake.No matter stator is magnet coil or mover is magnet coil, as long as magnetic force operating mechanism
Corresponding sluice separating spring is connected with corresponding direct acting take-off lever, and on direct acting take-off lever, then should all fall into the guarantor of this patent
In the range of shield.
Breaker provided by the present invention is single-pole circuit breaker, and monopole is directly anchored to the institutional framework of magnetic force operating mechanism
On, in other embodiments, also the arc-chutes of two monopoles can be driven to carry out breaking-closing operating by single magnetic force operating mechanism, or
Person is to drive the arc-chutes of two monopoles to carry out breaking-closing operating by single magnetic force operating mechanism, and magnetic force operating mechanism is dividing in itself
Equally there is good separating brake performance under the addition of brake spring, and make in the arc-chutes of each monopole moving contact by insulated tension pole with
The direct acting take-off lever direct acting drive connection of magnetic force operating mechanism, saves the intermediate transmission structures such as the connecting lever additionally arranged, can be effective
The loss of operating work is reduced, efficiency is improved.
The magnetic force operating mechanism that the present embodiment is provided can be applied to the including but not limited to phase selection such as 126kV vacuum circuit breakers
Divide-shut brake and switched capacitor group field.
The arc-chutes of breaker provided by the present invention can be not only vacuum interrupter, can also be other kinds of arc extinguishing
Room.
The present invention also provide the structure of magnetic force operating mechanism in embodiment of magnetic force operating mechanism, the embodiment a kind of with
The structure of magnetic force operating mechanism in above-mentioned breaker embodiment is identical, will not be repeated here.
Claims (10)
- It is additionally provided with and institute 1. being installed with a kind of magnetic force operating mechanism, including institutional framework, institutional framework on stator, institutional framework Stator is stated to use cooperatively to move back and forth and then realize the mover of corresponding dynamic/static contact separating brake, closing operation along the vertical direction, its It is characterised by：It is connected with the direct acting take-off lever that can be moved back and forth along the vertical direction, direct acting take-off lever and is connected with the mover The sluice separating spring discharged for energy storage of closing a floodgate, separating brake.
- 2. magnetic force operating mechanism according to claim 1, it is characterised in that：The upper end of the direct acting take-off lever is that power is defeated Go out end, direct acting take-off lever moves up to realize corresponding dynamic/static contact closing operation, move down to realize corresponding dynamic/static contact Sub-switching operation, the sluice separating spring arranges along the vertical direction, and the upper end of sluice separating spring is that fixing end, lower end are free end, sluice separating spring On the spring base that free end top pressure is provided with the direct acting take-off lever.
- 3. magnetic force operating mechanism according to claim 1 or 2, it is characterised in that：The mover includes at least one coil Component, coil block includes magnet coil, and the stator includes the permanent magnet that parallel magnetic field gap is provided for correspondence magnet coil, The coil block includes the magazine for being wound with corresponding magnet coil, and position is left between magazine and corresponding permanent magnet Gap is put, magnetic circuit closure magnetic patch, the magnetic are installed with the upside and/or downside of correspondence magazine in parallel magnetic field gap Road closure magnetic patch has the contact surface for being used for contacting with corresponding magazine pushing tow, and the magnetic circuit closes magnetic patch and positioned opposite Permanent magnet is contacted.
- 4. magnetic force operating mechanism according to claim 3, it is characterised in that：The permanent magnet is biside plate positioned opposite Shape permanent magnet, the mode that both sides plate-shaped permanent magnet uses heteropole opposed is arranged to form the parallel magnetic field gap, positioned at electromagnetism The magnetic circuit closure magnetic patch of on the upside of coil and/or downside is contacted with both sides plate-shaped permanent magnet.
- 5. the dynamic/static contact in a kind of breaker, including arc-chutes and driving arc-chutes carries out the magnetic force behaviour of separating brake, closing operation Motivation structure, magnetic force operating mechanism includes institutional framework, be installed with stator, institutional framework on institutional framework be additionally provided with it is described fixed Son uses cooperatively to move back and forth and then realize the mover of corresponding dynamic/static contact separating brake, closing operation, its feature along the vertical direction It is：Being connected with to be connected with the direct acting take-off lever that can be moved back and forth along the vertical direction, direct acting take-off lever on the mover is used for Combined floodgate energy storage, the sluice separating spring of separating brake release.
- 6. breaker according to claim 5, it is characterised in that：The upper end of the direct acting take-off lever is clutch end, Direct acting take-off lever moves up to realize corresponding dynamic/static contact closing operation, move down to realize corresponding dynamic/static contact separating brake behaviour Make, the sluice separating spring arranges along the vertical direction, the upper end of sluice separating spring is that fixing end, lower end are free end, the free end of sluice separating spring On the spring base that top pressure is provided with the direct acting take-off lever.
- 7. the breaker according to claim 5 or 6, it is characterised in that：Moving contact in the arc-chutes is drawn by insulating Bar is connected with the direct acting take-off lever direct acting.
- 8. breaker according to claim 7, it is characterised in that：Breaker is single-pole circuit breaker.
- 9. breaker according to claim 7, it is characterised in that：The mover includes at least one coil block, coil Component includes magnet coil, and the stator includes the permanent magnet that parallel magnetic field gap is provided for correspondence magnet coil, the coil Component includes the magazine for being wound with corresponding magnet coil, and position gap is left between magazine and corresponding permanent magnet, In parallel magnetic field gap magnetic circuit closure magnetic patch, the magnetic circuit closure are installed with the upside and/or downside of correspondence magazine Magnetic patch has the contact surface for being used for contacting with corresponding magazine pushing tow, the magnetic circuit closure magnetic patch and permanent magnet positioned opposite Contact.
- 10. breaker according to claim 9, it is characterised in that：The permanent magnet be both sides plate shape positioned opposite forever Magnet, the mode that both sides plate-shaped permanent magnet uses heteropole opposed is arranged to form the parallel magnetic field gap, positioned at magnet coil The magnetic circuit closure magnetic patch of upside and/or downside is contacted with both sides plate-shaped permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134657.0A CN107068437B (en) | 2017-03-08 | 2017-03-08 | A kind of magnetic force operating mechanism and the breaker using the magnetic force operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710134657.0A CN107068437B (en) | 2017-03-08 | 2017-03-08 | A kind of magnetic force operating mechanism and the breaker using the magnetic force operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107068437A true CN107068437A (en) | 2017-08-18 |
| CN107068437B CN107068437B (en) | 2019-01-22 |
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| CN201710134657.0A Active CN107068437B (en) | 2017-03-08 | 2017-03-08 | A kind of magnetic force operating mechanism and the breaker using the magnetic force operating mechanism |
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| CN101106026A (en) * | 2007-08-20 | 2008-01-16 | 北京交通大学 | Monostable self-locking type air gas variable permanent magnet operation device |
| CN201017811Y (en) * | 2007-02-17 | 2008-02-06 | 吉林市行健电力自控设备有限公司 | Permanent magnet control mechanism of high-voltage vacuum breaker |
| CN101447367A (en) * | 2008-12-26 | 2009-06-03 | 沈阳工业大学 | Permanent magnet linear thrust operating mechanism used for vacuum circuit breaker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2504755Y (en) * | 2001-10-09 | 2002-08-07 | 沈阳工业大学 | Breaker permanent-magnt operation mechanism able to select phase for separating gate |
| JP2006262695A (en) * | 2005-03-18 | 2006-09-28 | Ls Industrial Systems Co Ltd | Actuator using permanent magnet |
| CN201017811Y (en) * | 2007-02-17 | 2008-02-06 | 吉林市行健电力自控设备有限公司 | Permanent magnet control mechanism of high-voltage vacuum breaker |
| CN101106026A (en) * | 2007-08-20 | 2008-01-16 | 北京交通大学 | Monostable self-locking type air gas variable permanent magnet operation device |
| CN101447367A (en) * | 2008-12-26 | 2009-06-03 | 沈阳工业大学 | Permanent magnet linear thrust operating mechanism used for vacuum circuit breaker |
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| CN107068437B (en) | 2019-01-22 |
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