CN105070608B - A kind of method of work of automatic divide-shut brake miniature circuit breaker - Google Patents
A kind of method of work of automatic divide-shut brake miniature circuit breaker Download PDFInfo
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- CN105070608B CN105070608B CN201510490672.XA CN201510490672A CN105070608B CN 105070608 B CN105070608 B CN 105070608B CN 201510490672 A CN201510490672 A CN 201510490672A CN 105070608 B CN105070608 B CN 105070608B
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- linkage
- turbine
- breaker
- dropout
- shut brake
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H2071/109—Operating or release mechanisms with provisions for selecting between automatic or manual reset
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of method of work of automatic divide-shut brake miniature circuit breaker；Including：（One）User has expense normally to use, and each breaker is in "on" position；Linkage gear and linkage turbine are in clutch state；Separating brake dropout gangbar is in quasi- dropout position；（Two）Subscriber arrearage needs separating brake, and each breaker carries out quick acting switching-off action, and dropout STATEMENT OF FEDERALLY SPONSORED is spacing in raw bits separating brake dropout linkage rod lock；Now linkage turbine and linkage gear are still in clutch state；（Three）When user's expense of filling needs to close a floodgate, combined floodgate unlocking motion is carried out；Linkage turbine and linkage gear are still in clutch state；（Four）Expense feed motion is filled in progress；Linkage turbine drives its sliding tooth to stir linkage gear, drives the divide-shut brake handle in each breaker to carry out feed motion by exporting main shaft；（Five）Homing action.The present invention can realize that arrearage automatic trip is powered off, and the expense of filling can realize automatic power transmission, and prevent subscriber arrearage from closing a floodgate privately.
Description
Technical field
A kind of miniature circuit breaker technical field of the present invention, and in particular to automatic divide-shut brake miniature circuit breaker.
Background technology
According to the intelligentized demand of China's supply network, State Grid Corporation of China requires that supply network is intelligent.Accordingly, it would be desirable to
End signal possesses tripping operation, combined floodgate in the end effector of supply network --- miniature circuit breaker (or miniature circuit breaker) execution
Function.Therefore the current development trend of miniature circuit breaker is threaded off automatically except possessing traditional manual divide-shut brake and over-current and -load
Outside function, in addition it is also necessary to electronic divide-shut brake function（It is commonly called as automatic divide-shut brake function）, to realize remote control；Especially combine
Intelligent electric meter, realizes that arrearage automatic trip is powered off, fills the function of expense automatic closing power transmission.
Electronic divide-shut brake miniature circuit breaker traditionally, has complex structure, easy break-down and insufficiency not
The defect of Utilities Electric Co.'s demand can be met, therefore, its structure is updated to meet the requirement that client is increasingly lifted, is
The focus and difficult point of those skilled in the art.
The content of the invention
It can realize that arrearage automatic trip is powered off it is an object of the invention to provide one kind, the expense of filling can realize automatic power transmission,
And prevent the method for work for the automatic divide-shut brake miniature circuit breaker that subscriber arrearage closes a floodgate privately.
Realizing the technical scheme of the object of the invention is：A kind of method of work of automatic divide-shut brake miniature circuit breaker；This is automatic
Divide-shut brake miniature circuit breaker includes breaker body and automatic divide-shut brake drive mechanism；Breaker body includes one to four and broken
Road device；Each breaker includes plastic housing, divide-shut brake handle and operating mechanism；Main shaft is provided with the center of rotation of each divide-shut brake handle
Hole；Automatic divide-shut brake drive mechanism includes housing, linkage turbine, the motor for driving linkage turbine rotation, linkage tooth
Wheel, output main shaft and dropout STATEMENT OF FEDERALLY SPONSORED；One end of output main shaft is fixedly installed on the center of linkage gear, and the other end stretches out shell
Body is simultaneously inserted in the spindle hole of each divide-shut brake handle；The operating mechanism of each breaker includes separating brake dropout gangbar and separating brake is de-
Button linkage groove；Plastic housing wall body is provided with linkage hole；Linkage turbine along its center of rotation axis direction be sequentially provided with turbine follower,
Gear drive division and cam linkage portion, and turbine follower, gear drive division and cam linkage portion be integrally arranged concentrically；Turbine from
The turbo tooth being adapted to driving turbine is equipped with the whole periphery wall in dynamic portion；Cam linkage portion is sequentially provided with reset along its periphery
Groove, recess, transition part and convex portion；In the periphery wall of gear drive division and cam linkage portion the wall body of convex portion adjoiner be provided with
Multiple sliding tooths of linkage gear adaptation；Dropout STATEMENT OF FEDERALLY SPONSORED is provided with center of rotation hole, transmission bar portion and driving lever portion；Transmission bar portion is set
There is the driving contact face for being connected on linkage turbine cam linkage portion periphery wall, and the driving contact face is provided with reset
Breach；
The method of work of the automatic divide-shut brake miniature circuit breaker includes：
（One）When user has expense normal in use, each breaker is in "on" position；Connection in automatic close/open machine
Moving gear and linkage turbine are in clutch state；Separating brake dropout gangbar is in quasi- dropout position；
（Two）When subscriber arrearage needs separating brake, intelligent electric meter sends arrearage trip signal to central control circuit, center
Control circuit control motor to rotate and drive linkage turbine, linkage turbine drives its convex portion to rotate, when convex portion turns to contact
During the driving contact face of dropout STATEMENT OF FEDERALLY SPONSORED, promote dropout STATEMENT OF FEDERALLY SPONSORED to rotate around it centre bore and rotate clockwise so that linkage of threading off
Separating brake dropout gangbar is stirred in the driving lever portion of part, makes it from quasi- dropout bit jitter to raw bits, so as to drive each breaker to carry out
Quick acting switching-off is acted, and each breaker switchs to gate-dividing state from gate-dividing state moment；When separating brake dropout STATEMENT OF FEDERALLY SPONSORED is moved to raw bits
Afterwards, dropout STATEMENT OF FEDERALLY SPONSORED is also spacing in raw bits separating brake dropout linkage rod lock by its driving lever；Now link turbine and connection
Moving gear is still in clutch state；
（Three）When user's expense of filling needs to close a floodgate, combined floodgate unlocking motion is carried out first；Motor, which is rotated, drives linkage whirlpool
Wheel is rotated, and linkage turbine drives convex portion to rotate, and one jiao to the adjacent convex portion of reseting groove can be embedded in the reset of dropout STATEMENT OF FEDERALLY SPONSORED
In breach so that driving lever portion does not relock separating brake dropout gangbar；Now linkage turbine and linkage gear are still in clutch state；
（Four）Expense feed motion is filled in progress；Motor drives linkage turbine to be rotated further, and linkage turbine drives it to drive
Tooth is engaged with linkage gear, so that linkage gear is stirred, and then by exporting the divide-shut brake handle in each breaker of main shaft drive
Carry out feed motion；
（Five）Homing action；Motor is rotated further, and drive linkage turbine rotation to user has expense normal operating condition.
In above-mentioned technical proposal, the housing of automatic divide-shut brake drive mechanism, which is provided with, to be used to close dialling for central control circuit
Dynamic switch；When needing to overhaul subscribers' line, toggle switch is dialed into "Off" position；Other working conditions, will be stirred
Switching toggle to "ON" position.
In above-mentioned technical proposal, during two breaker adjoinings, the separating brake linkage release lever of one of breaker passes through phase
The separating brake being plugged in behind hole in another breaker that should link is threaded off in linkage groove；One abutted with automatic divide-shut brake drive mechanism
In separating brake linkage release lever in individual breaker, the housing for stretching into automatic divide-shut brake drive mechanism.
In above-mentioned technical proposal, the circuit with central control circuit is additionally provided with the housing of automatic divide-shut brake drive mechanism
Plate；Induced magnet is additionally provided with linkage turbine, circuit board is provided with two inductive switches being adapted to the induced magnet, senses magnetic
Iron triggers a corresponding inductive switch when with linkage turbine rotation to predeterminated position, so as to give central control circuit one letter
Number, central control circuit can judge the turned position of linkage turbine according to the change of signal.
The present invention has following technique effect：（1）The present invention can realize that remote signal control is closed a floodgate and separating brake, and can sentence
Breaking, miniature circuit breaker be fault trip, arrearage tripping operation or artificial separating brake etc.., can be with remote control point when subscriber arrearage
Lock；After user fills expense, it can be closed a floodgate with remote control.Belong to locking state after miniature circuit breaker remote control separating brake, it is impossible to logical
Cross and manually pull small-size breaker handle combined floodgate, can only be closed a floodgate by remote control；During remote control "on" position, it can pass through
Artificial small-size breaker handle of pulling carries out any separating brake, combined floodgate.（2）, can be stirring out when subscribers' line needs repairing
Pass is pulled out to closed position, turns off intelligent central control circuit, loses the ability of remote control motor.Remote signal control is lost
Go control ability, it is impossible to which miniature circuit breaker is controlled, prevent false switching from causing maintenance personal during maintenance to be electrically shocked.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the invention；
Fig. 2 is a kind of dimensional structure diagram of automatic divide-shut brake drive mechanism in miniature circuit breaker shown in Fig. 1；
Fig. 3 is a kind of decomposing schematic representation of automatic divide-shut brake drive mechanism shown in Fig. 2；
Fig. 4 is a kind of dimensional structure diagram of the miniature circuit breaker shown in Fig. 1 after part plastic housing is removed；
Fig. 5 is a kind of dimensional structure diagram when miniature circuit breaker is from another angle shown in Fig. 4；
Fig. 6 is the close-up schematic view at A in Fig. 5；
Fig. 7 is a kind of explosive view of the automatic divide-shut brake drive mechanism after removing electrical verification spring and entering electrical spring shown in Fig. 2；
Fig. 8 is a kind of front view of linkage turbine in automatic divide-shut brake drive mechanism shown in Fig. 2；
Fig. 9 is a kind of dimensional structure diagram of linkage turbine shown in Fig. 8；
Figure 10 is a kind of dimensional structure diagram when turbine is linked shown in Fig. 8 from another angle；
Figure 11 is a kind of front view of dropout STATEMENT OF FEDERALLY SPONSORED in automatic divide-shut brake drive mechanism shown in Fig. 2；
Figure 12 is a kind of dimensional structure diagram of dropout STATEMENT OF FEDERALLY SPONSORED shown in Figure 11；
Figure 13 is a kind of dimensional structure diagram when dropout STATEMENT OF FEDERALLY SPONSORED is from another angle shown in Figure 11；
Figure 14 is a kind of front view of circuit board in automatic divide-shut brake drive mechanism shown in Fig. 7；
Figure 15 is a kind of structural representation of the automatic divide-shut brake drive mechanism shown in Fig. 7 when there is expense normal operating condition；
Figure 16 is a kind of dimensional structure diagram of automatic divide-shut brake drive mechanism shown in Figure 15；
Figure 17 is automatic a kind of structural representation of the divide-shut brake drive mechanism in arrearage gate-dividing state shown in Fig. 7；
Figure 18 is a kind of dimensional structure diagram of automatic divide-shut brake drive mechanism shown in Figure 17；
Figure 19 is a kind of structural representation of the automatic divide-shut brake drive mechanism shown in Fig. 7 when the expense of filling closes a floodgate unblock momentary status
Figure；
Figure 20 is a kind of dimensional structure diagram of automatic divide-shut brake drive mechanism shown in Figure 19；
Figure 21 is a kind of structural representation of the automatic divide-shut brake drive mechanism shown in Fig. 7 when filling expense "on" position；
Figure 22 is a kind of dimensional structure diagram of automatic divide-shut brake drive mechanism shown in Figure 20.
Embodiment
（Embodiment 1）
The present embodiment is described in detail below in conjunction with the accompanying drawings.
As shown in Figure 1, the present embodiment is a kind of automatic divide-shut brake miniature circuit breaker, including breaker body 2 and automatic point
Combined floodgate drive mechanism 1；In the present embodiment, breaker body includes two breakers 20（Also miniature circuit breaker or miniature open circuit are cried
Device）.In concrete practice, according to real needs, the quantity for being combined into the miniature circuit breaker of breaker body can be at one extremely
Arbitrarily selected in four.
As shown in Fig. 1 to Fig. 7, each breaker includes plastic housing 21, divide-shut brake handle 22, moving contact, static contact, operating mechanism
25th, enter electric connecting terminals 26, go out electric connecting terminals 27 and arc-extinguishing mechanism 28；Main shaft is provided with the center of rotation of each divide-shut brake handle
Hole 221；
The operating mechanism of breaker includes separating brake dropout gangbar 251 and separating brake dropout linkage groove 252；Set on plastic housing wall body
There is linkage hole 211, during two breaker adjoinings, the separating brake linkage release lever of one of breaker is inserted after passing through corresponding linkage hole
It is located in the separating brake dropout linkage groove in another breaker；In the present embodiment, be apart from automatic divide-shut brake drive mechanism farther out
A breaker in separating brake linkage release lever, through corresponding linkage hole after be plugged in apart from automatic divide-shut brake drive mechanism compared with
Separating brake in a near breaker is threaded off in linkage groove.
Each separating brake dropout gangbar has two state positions, and first is after breaker closing, and its separating brake, which is threaded off, to link
Bar is in quasi- dropout position；Second is that, when breaker open operation, its separating brake dropout gangbar is in raw bits；Closed when breaker is in
During lock state, if separating brake dropout gangbar is stirred to raw bits, it will cause operating mechanism to drive divide-shut brake handle to be divided
Lock（It is commonly called as tripping operation）Action；When breaker is in gate-dividing state, if not pulling divide-shut brake handle, being intended merely to thread off separating brake joins
Lever is stirred to quasi- dropout position, can not realize feed motion；If now locking separating brake dropout gangbar, even if external force will divide
Switch lever is pulled to closing position, and operating mechanism can not carry out feed motion, and dynamic/static contact can not be closed, and once be removed
External force is gone, divide-shut brake handle will automatically return to open position, therefore under gate-dividing state, by locking separating brake dropout gangbar,
Breaker can be prevented from realizing feed motion.These structures and the known technology for having the technical effect that those skilled in the art, therefore not
The structure at this to operating mechanism is described in detail again.
When the quantity of breaker is two or more, by stirring one of separating brake dropout gangbar, you can timing belt
Other all separating brake dropout gangbar are moved, separating brake action is synchronized.
Automatic divide-shut brake drive mechanism 1 includes housing 3, the motor 4 provided with driving turbine 41, linkage turbine 5, linkage
Gear 6, output main shaft 7 and dropout STATEMENT OF FEDERALLY SPONSORED 8；The cross sectional shape of output main shaft in the present embodiment selects triangle；Linkage whirlpool
Wheel, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED are each rotatably arranged in housing, and linkage turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED are each
From center of rotation axis it is parallel to each other, output main shaft and separating brake dropout gangbar axis also with linkage turbine rotation in
Heart axis is parallel to each other；One end of output main shaft plugs the center for being fixed on linkage gear, and the other end stretches out housing and inserted
In the spindle hole of each divide-shut brake handle；In the present embodiment, because the section shape of the output main shaft in automatic divide-shut brake drive mechanism
Shape is triangle, therefore the shape of spindle hole selects triangle；In concrete practice, the selection for exporting the cross sectional shape of main shaft may be used also
To be rhombus, rectangle or other polygons, the shape of corresponding spindle hole is also with its change；As long as so that output main shaft
Spindle hole is inserted into, and can synchronously drive each divide-shut brake handle to rotate, is feasible.
Separating brake linkage release lever in the breaker abutted with automatic divide-shut brake drive mechanism, stretches into automatic divide-shut brake
In the housing of drive mechanism；Automatic divide-shut brake drive mechanism can link release lever so that each breaker is same by stirring the separating brake
Step carries out quick acting switching-off action；
As shown in Fig. 8 to Figure 10, linkage turbine passes through along its center of rotation axis direction is sequentially provided with whirlpool
Follower 51, gear drive division 52 and cam linkage portion 53 are taken turns, turbine follower, gear drive division and cam linkage portion are integrally same
The heart is set；The turbo tooth 511 being adapted to driving turbine is equipped with the whole periphery wall of turbine follower；Cam linkage portion along its
Periphery is sequentially provided with reseting groove 531, recess 532, transition part 533 and convex portion 534；The periphery wall and cam linkage of gear drive division
The wall body of convex portion adjoiner is provided with the multiple sliding tooths 521 being adapted to linkage gear in portion；It is multiple described in the present embodiment to drive
The convex portion 534 in tooth 521 and cam linkage portion is moved, each base in the position of place periphery wall, folded central angle and residing arc length
This is identical, and this structure can ensure that convex portion and linkage tooth are arrived substantially simultaneously at certain angle.
In addition, in the present embodiment, the circular arc that the recess 532 is concentric with the periphery sideline of convex portion 534 and radius is different,
And the radius in convex portion periphery sideline is more than the radius in recess periphery sideline；The periphery sideline of the transition part 533, itself and recess phase
One end even is linearly, and its one end being connected with convex portion is in arc shaped；The reseting groove 531 is preferably towards recess periphery sideline
Tangential direction indent.In concrete practice, according to the actual requirements with the size of each part, it is appropriate that said structure relation is carried out
Adjustment be feasible, also in scope of the present invention.
As shown in Figure 11 to Figure 13, dropout STATEMENT OF FEDERALLY SPONSORED is provided with center of rotation hole 81, transmission bar portion 82 and driving lever portion 83；Transmission
Bar portion is provided with the driving contact face 821 for being used for being connected on linkage turbine cam linkage portion periphery wall, and the driving contact face
Provided with reset breach 822；Dropout STATEMENT OF FEDERALLY SPONSORED is rotatably arranged in housing by the bearing pin being plugged in its center of rotation hole.
The present embodiment is being placed in ammeter box in use, generally, due to the guide rail in ammeter box is perpendicular along horizontal line
It is straight to set；Therefore breaker body is fixed on guide rail by the bottom wall provided with clamp rail, it is provided with the side of divide-shut brake handle
Face as front just to user, in order to move divide-shut brake handle；The side into electric connecting terminals is provided with as top, if
There is a side of electric connecting terminals as bottom, two sides are respectively as left-hand end and right-hand end in addition；Put according to such a
The left side shell wall of housing is provided with linkage hole 31 of threading off, connects electric recessed in automatic divide-shut brake drive mechanism in state, the present embodiment
Groove 33 and multiple connect electric hole 32.
As shown in Fig. 2 to Fig. 7, the separating brake dropout gangbar in the breaker abutted with automatic divide-shut brake drive mechanism
251 stretch in the housing of automatic divide-shut brake drive mechanism through linkage hole 31 of threading off；It is additionally provided with housing provided with stop collar 36,
The stop collar is used for the separating brake dropout gangbar 251 being set in insertion housing, and the driving lever portion 83 of linkage dropout part can lead to
Cross and stir stop collar 36 or separating brake dropout gangbar 251 realizes that rapid-releasing separating brake is acted.The present embodiment is preferred driving lever portion 83
Stir separating brake dropout gangbar 251 and realize that rapid-releasing separating brake is acted.In addition, the end in the driving lever portion 83 in the present embodiment is also set
Limited parallactic angle 831, the outside sideline of limit angle is into obtuse angle shape, and driving lever portion 83 stirs and locked separating brake by the limit angle 831 and takes off
Detain gangbar 251.
As shown in Fig. 7 and Figure 14, the electricity with central control circuit is additionally provided with the housing of automatic divide-shut brake drive mechanism
Road plate 9；Mounting hole 535 is additionally provided with linkage turbine, an induced magnet 84 is embedded in the mounting hole；Circuit board be provided with
Two inductive switches 91 of induced magnet adaptation, induced magnet triggering when with linkage turbine rotation to predeterminated position is corresponding
One inductive switch, so as to one signal of central control circuit, central control circuit can judge to link according to the change of signal
The turned position of turbine.The front of housing is provided with the toggle switch 34 for being used for starting or turn off central control circuit；Housing it is upper
End is provided with signal terminal 35, and central control circuit is connected with signal terminal 35.
The automatic divide-shut brake drive mechanism of the present embodiment also enters electrical spring 92 and two electrical verification springs 93 including one；Enter electricity
Enter electric connecting terminals in spring electrical connection circuit plate and the breaker abutted with automatic divide-shut brake drive mechanism, this enters
Electrical spring is used to connect electricity from the breaker, for providing working power for circuit board；Each electrical verification spring electrical connection circuit plate with
And going out electric connecting terminals in each breaker, each electrical verification spring is used for the power taking from each breaker, judges for central control circuit
Breaker, which is in, to close a floodgate or gate-dividing state, when electrical verification spring is powered, it is believed that corresponding breaker is in "on" position, when
When electrical verification spring is not charged, it is believed that corresponding breaker is in gate-dividing state.In concrete practice, enter electrical spring and electrical verification bullet
Depending on the specific needs that the quantity of spring can be controlled according to circuit.
Specifically, as shown in Figure 14, the circuit board in the present embodiment connects electric contact 94 provided with multiple, described respectively to connect electricity
Contact is provided in solder joint, welding hole or copper sheet on circuit board, because the neighboring of the welding hole in traditional circuit-board is coated with
The conductive layer of annular, can connect electric contact as one and use, therefore the default welding hole on the present embodiment preferred circuit plate is as connecing
Electric contact.
Enter electrical spring 92 in the present embodiment, in order to avoid motor, linkage turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED
Installation site, employ zigzag frame mode, center section is the straight line body of rod 923, one end is to be used to abut on circuit boards
Corresponding one the first screw thread spring body 921 for connecing on electric contact, the other end is to be used to be connected to and automatic divide-shut brake drive mechanism
In the second screw thread spring body 922 on conductive component in an adjacent breaker, conductive component need and the breaker
Enter electric connecting terminals electrical connection.The straight line body of rod 923 for entering electrical spring 92 is embedded in and connect in electric groove 33, prevents it from hindering automatic point
The housing of combined floodgate drive mechanism is mounted side by side with the plastic housing of an adjacent breaker.
Electrical verification spring 93 in the present embodiment uses line thread spring structure, and its one end abuts on circuit boards corresponding one
Individual to connect electric contact, the other end is connected on the conductive component in each breaker, and electricity is gone out in conductive component need and the breaker
Binding post is electrically connected.
Further preferred scheme is that power connecting column 95 is added on the one or both ends for entering electrical spring and electrical verification spring；This reality
Apply in example, the middle-end part of power connecting column is cylindric, and two ends center is respectively provided with a projection, the projection insertion circuit board of one end
Upper corresponding one as the welding hole for connecing electric contact, the other end is extended into the first screw thread spring body 921 of electrical spring or stretched into
In electrical verification spring；This scheme is also feasible, and with preferably conductive and positioning performance.
In the present embodiment, the operating mechanism of the breaker abutted with automatic divide-shut brake drive mechanism includes having metal
Enter electric connecting terminals electrical connection in the electromagnetic release mechanism 254 of framework 253, the metal framework and the breaker；Enter electrical spring
One end be connected to corresponding one and connect on electric contact, the other end sequentially passes through the housing of automatic divide-shut brake drive mechanism and this is disconnected
It is connected to after the plastic housing of road device on the metal framework；Provided with arc-chutes 283, with entering electrical connection in arc-extinguishing mechanism in each breaker
Terminal electrical connection upper arc striking piece 281 and with going out the lower arc striking piece 282 that electric connecting terminals are connected；A corresponding electrical verification spring
One end is connected to corresponding one and connect on electric contact, and the other end sequentially passes through the housing and breaker of automatic divide-shut brake drive mechanism
Plastic housing after be connected on a corresponding lower arc striking piece.
Further preferred scheme is：Each lower arc striking piece is provided with perpendicular to the arc striking piece and parallel to the straight of circuit board
Meet electroplax portion 284, one end of each electrical verification spring is connected to corresponding one and connect on electric contact, and the other end is connected to one and connects electroplax
In portion.
The course of work of the present embodiment is as follows：Signal terminal 35 and external intelligence electricity are connected by signal wire first
Table, and the toggle switch 34 on automatic divide-shut brake drive mechanism housing front is dialed into ON position so that center control
Circuit normal work.
As shown in Figure 15 to Figure 16, the present embodiment, which is in, expense normal operating condition, and each breaker is in "on" position,
Separating brake dropout gangbar 251 in each breaker is in quasi- dropout position；Now the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED 8 is abutted
On the transition part 533 of the linkage cam linkage portion 53 of turbine 5, the limit angle 831 in driving lever portion 83 is not right in dropout STATEMENT OF FEDERALLY SPONSORED 8
Separating brake dropout gangbar 251 applies thrust, and the sliding tooth 521 of linkage turbine middle gear drive division 52 is now not exposed to linkage
Gear, linkage gear is substantially and linkage turbine is in clutch state, and now the positive and negative rotation of linkage gear will not be joined
The obstruction of dynamic turbine, therefore under such a state, automatic divide-shut brake drive mechanism will not hinder divide-shut brake handle in breaker body
Rotation, divide-shut brake handle now be free to carry out separating brake and closing operation, namely can freely carry out manual division
Lock is operated.
As shown in Figure 17 to Figure 18, the present embodiment is in arrearage gate-dividing state, and each breaker is in gate-dividing state；When with
After the arrearage of family, external intelligent electric meter sends signal to the central control circuit on circuit board；Motor is rotated, by driving whirlpool
Wheel 41 drives linkage turbine rotation；Position shown in the linkage turbine from Figure 15 is rotated in the clockwise direction, in cam linkage portion
Convex portion 534 also rotate clockwise therewith, due to convex portion periphery sideline radius be more than the periphery sideline of transition part 533 radius,
Therefore convex portion, when being connected to instead of recess on driving contact face, the transmission bar portion to dropout STATEMENT OF FEDERALLY SPONSORED plays a driving role, connection of threading off
Moving part rotates around it centre bore 81 and rotated clockwise；When position shown in linkage turbine rotation to Figure 17, link turbine middle gear
The sliding tooth 521 of drive division 52 is still without linkage gear is touched, and now separating brake dropout has been stirred in driving lever portion in dropout STATEMENT OF FEDERALLY SPONSORED
Gangbar, makes it from quasi- dropout bit jitter to raw bits so that each breaker switchs to tripped condition from gate-dividing state moment, realizes
Arrearage fast trip is acted；After separating brake dropout STATEMENT OF FEDERALLY SPONSORED is moved to raw bits, dropout STATEMENT OF FEDERALLY SPONSORED also passes through its limit angle handle point
Lock dropout linkage rod lock is spacing in raw bits；If now divide-shut brake handle is pulled to closing position by external force, once
External force is removed, divide-shut brake handle will automatically return to sub-gate position, therefore can not realize feed motion；If being now to turn off stirring out
Close, due to electric motor circuit breaking akinesia, separating brake dropout gangbar is still in lock-out state, and user can not still carry out closing by hand
Action；Therefore the present embodiment can effectively prevent power transmission of being closed a floodgate privately after subscriber arrearage.
As shown in Figure 19 to Figure 20, the present embodiment, which is in, fills expense combined floodgate unblock momentary status, and each breaker is still in separating brake
State；Due to locking spacing firmly separating brake dropout gangbar before this, want to close a floodgate, it is necessary to be unlocked separating brake dropout gangbar
Action：Motor is rotated, and linkage turbine rotation is driven by its turbine so that position shown in linkage turbine from Figure 17 is turned to
Position shown in Figure 19；Under the collective effect of reseting groove 531 and reset breach, one jiao of adjacent convex portion can with reseting groove 531
To be embedded in the reset breach of dropout STATEMENT OF FEDERALLY SPONSORED, so that the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED can be connected to cam
On the periphery wall of the recess 532 of linkage portion；Now, driving lever portion is because of rotary space, it is impossible to is further continued for locking separating brake and takes off
Gangbar is detained, expense combined floodgate released state is filled so as to realize, it is ensured that breaker is not in dropout phenomenon in making process, namely
It is not in the phenomenon for closing not brake application in making process to ensure breaker；If in addition, now due to the position of breaker itself
Storing reason, for example with normal mounting state described above is reverse puts, when causing unblock moment, the biography of dropout STATEMENT OF FEDERALLY SPONSORED
Dynamic contact surface 821 fails to be connected on the periphery wall of the recess 532 in cam linkage portion, is also not influence to unlock effect, because
When next step fill expense feed motion, separating brake dropout gangbar will be moved to quasi- dropout position, separating brake release lever from raw bits
The limit angle of dropout STATEMENT OF FEDERALLY SPONSORED will be promoted so that the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED is connected to the recess in cam linkage portion
On 532 periphery wall.
As shown in Figure 21 to Figure 22, the present embodiment is to fill expense "on" position, and each breaker is in "on" position；Due to this
Before relieve the locking to separating brake dropout gangbar, therefore linkage turbine is from position shown in Figure 19, turns to drive as motor is opened
Sliding tooth and linkage gear engagement on the further rotation of linkage turbine, linkage turbine, and then linkage gear rotation is stirred, from
And drive the divide-shut brake handle in each breaker to carry out feed motion by exporting main shaft；Hereafter, motor is rotated further, band
Position shown in dynamic linkage turbine rotation to Figure 15.
When needing to overhaul subscribers' line, it is necessary to which breaker is in gate-dividing state, now it will preferably stir out
Pass dials to "Off" position, and such benefit is to turn off central control circuit, and the ability of motor operating out of hand is prevented
In maintenance process, because being caused breaker to carry out feed motion by the control of remote signal, electric shock accidents is caused.
The present invention has following technique effect：（1）The present embodiment can realize that remote signal control is closed a floodgate and separating brake, and energy
It is fault trip, arrearage tripping operation or artificial separating brake etc. to judge miniature circuit breaker., can be with remote control point when subscriber arrearage
Lock；After user fills expense, it can be closed a floodgate with remote control.Belong to locking state after miniature circuit breaker remote control separating brake, it is impossible to logical
Cross and manually pull small-size breaker handle combined floodgate, can only be closed a floodgate by remote control；During remote control "on" position, it can pass through
Artificial small-size breaker handle of pulling carries out any separating brake, combined floodgate.（2）, can be stirring out when subscribers' line needs repairing
Pass is pulled out to closed position, turns off intelligent central control circuit, loses the ability of remote control motor.Remote signal control is lost
Go control ability, it is impossible to which miniature circuit breaker is controlled, prevent false switching from causing maintenance personal during maintenance to be electrically shocked.（3）From
Dynamic divide-shut brake drive mechanism is with miniature circuit breaker assembling process, and electrical connection is due to from connecing electrical spring and electrical verification spring enters
Row electrical connection, preferably adds power connecting column, with traditional use lead（Polyvinyl chloride cable line）Connection is compared, due to lead（It is poly-
Vinyl chloride cable）Connection needs to be welded with flatiron, and assembling and unloading process are complicated.Elasticity that is of the invention then utilizing spring, from
One end of body is pressed on power connecting column on the contact contact of circuit board, and the other end also utilizes spring, and itself or handle connect electricity
On the arc striking piece of post miniature circuit breaker, weld, be easily electrically connected without flatiron, it is assembled and unloading process is fast
It is prompt, conveniently.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (4)
1. a kind of method of work of automatic divide-shut brake miniature circuit breaker；It is characterized in that：
The automatic divide-shut brake miniature circuit breaker includes breaker body and automatic divide-shut brake drive mechanism；Breaker body includes one
Individual to four breakers；Each breaker includes plastic housing, divide-shut brake handle and operating mechanism；At the center of rotation of each divide-shut brake handle
Provided with spindle hole；Automatic divide-shut brake drive mechanism includes housing, linkage turbine, the driving electricity for driving linkage turbine rotation
Machine, linkage gear, output main shaft and dropout STATEMENT OF FEDERALLY SPONSORED；One end of output main shaft is fixedly installed on the center of linkage gear, separately
One end is stretched out housing and inserted in the spindle hole of each divide-shut brake handle；The operating mechanism of each breaker includes separating brake dropout gangbar
With separating brake dropout linkage groove；Plastic housing wall body is provided with linkage hole；Linkage turbine is sequentially provided with whirlpool along its center of rotation axis direction
Follower, gear drive division and cam linkage portion are taken turns, and turbine follower, gear drive division and cam linkage portion are integrally set with one heart
Put；The turbo tooth being adapted to driving turbine is equipped with the whole periphery wall of turbine follower；Cam linkage portion along its periphery according to
It is secondary to be provided with reseting groove, recess, transition part and convex portion；The wall of convex portion adjoiner in the periphery wall of gear drive division and cam linkage portion
Body is provided with the multiple sliding tooths being adapted to linkage gear；Dropout STATEMENT OF FEDERALLY SPONSORED is provided with center of rotation hole, transmission bar portion and driving lever portion；
Transmission bar portion is provided with the driving contact face for being used for being connected on linkage turbine cam linkage portion periphery wall, and the driving contact face
Provided with reset breach；Linkage turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED are each rotatably arranged in housing, and linkage turbine,
Linkage gear and the respective center of rotation axis of dropout STATEMENT OF FEDERALLY SPONSORED are parallel to each other, the axis of output main shaft and separating brake dropout gangbar
Center of rotation axis of the line also with linkage turbine is parallel to each other；
The method of work of the automatic divide-shut brake miniature circuit breaker includes：
(1) when user has expense normal in use, each breaker is in "on" position；Linkage tooth in automatic close/open machine
Wheel and linkage turbine are in clutch state；Separating brake dropout gangbar is in quasi- dropout position；
(2) when subscriber arrearage needs separating brake, intelligent electric meter sends arrearage trip signal, center control to central control circuit
Circuit control motor, which is rotated, drives linkage turbine, and linkage turbine drives its convex portion to rotate, when convex portion turns to contact trip
During the driving contact face of STATEMENT OF FEDERALLY SPONSORED, promote dropout STATEMENT OF FEDERALLY SPONSORED to rotate around it centre bore and rotate clockwise so that dropout STATEMENT OF FEDERALLY SPONSORED
Separating brake dropout gangbar is stirred in driving lever portion, makes it from quasi- dropout bit jitter to raw bits, so that it is quick to drive each breaker to carry out
Separating brake is acted, and each breaker switchs to gate-dividing state from gate-dividing state moment；After separating brake dropout STATEMENT OF FEDERALLY SPONSORED is moved to raw bits, take off
Detain STATEMENT OF FEDERALLY SPONSORED also by its driving lever that separating brake dropout linkage rod lock is spacing in raw bits；Now link turbine and linkage gear
Still in clutch state；
(3) when user's expense of filling needs to close a floodgate, combined floodgate unlocking motion is carried out first；Motor, which is rotated, drives linkage turbine to turn
Dynamic, linkage turbine drives convex portion to rotate, and one jiao to the adjacent convex portion of reseting groove can be embedded in the reset breach of dropout STATEMENT OF FEDERALLY SPONSORED
In so that driving lever portion does not relock separating brake dropout gangbar；Now linkage turbine and linkage gear are still in clutch state；
(4) carry out filling expense feed motion；Motor drive linkage turbine be rotated further, linkage turbine drive its sliding tooth with
Linkage gear is engaged, so as to stir linkage gear, and then drives the divide-shut brake handle in each breaker to carry out by exporting main shaft
Feed motion；
(5) homing action；Motor is rotated further, and drive linkage turbine rotation to user has expense normal operating condition.
2. the method for work of automatic divide-shut brake miniature circuit breaker according to claim 1, it is characterised in that：Automatic divide-shut brake
The housing of drive mechanism is provided with the toggle switch for being used for closing central control circuit；When needing that subscribers' line is overhauled
When, toggle switch is dialed into "Off" position；Other working conditions, "ON" position is dialed to by toggle switch.
3. the method for work of automatic divide-shut brake miniature circuit breaker according to claim 1, it is characterised in that：Two breakers
When adjacent, the separating brake linkage release lever of one of breaker passes through point being plugged in behind corresponding linkage hole in another breaker
Lock is threaded off in linkage groove；Separating brake linkage release lever in the breaker abutted with automatic divide-shut brake drive mechanism, is stretched into certainly
In the housing of dynamic divide-shut brake drive mechanism.
4. the method for work of automatic divide-shut brake miniature circuit breaker according to claim 1, it is characterised in that：Automatic divide-shut brake
The circuit board with central control circuit is additionally provided with the housing of drive mechanism；Induced magnet, circuit are additionally provided with linkage turbine
Plate is provided with two inductive switches being adapted to the induced magnet, and induced magnet is when with linkage turbine rotation to predeterminated position
A corresponding inductive switch is triggered, so as to one signal of central control circuit, central control circuit can be according to the change of signal
Judge the turned position of linkage turbine.
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| CN201510490672.XA CN105070608B (en) | 2015-08-12 | 2015-08-12 | A kind of method of work of automatic divide-shut brake miniature circuit breaker |
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| CN201510490672.XA CN105070608B (en) | 2015-08-12 | 2015-08-12 | A kind of method of work of automatic divide-shut brake miniature circuit breaker |
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| CN105070608A CN105070608A (en) | 2015-11-18 |
| CN105070608B true CN105070608B (en) | 2017-08-29 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017025049A1 (en) * | 2015-08-12 | 2017-02-16 | 宏秀电气有限公司 | Linkage worm gear for automatic engaging/disengaging drive mechanisms |
| CN105719920A (en) * | 2016-04-25 | 2016-06-29 | 宏秀电气有限公司 | Automatic switching miniature circuit breaker |
| CN105895463B (en) * | 2016-05-17 | 2018-06-15 | 乐清市尔安电气科技有限公司 | A kind of control device of breaker |
| CN108242364A (en) * | 2017-04-12 | 2018-07-03 | 广东恒港电力科技股份有限公司 | A kind of double worm and gear drive-type circuit breaker operation mechanism and its control method |
| CN106971923B (en) * | 2017-04-28 | 2018-09-18 | 首瑞（天津）电气设备有限公司 | A kind of breaker controlled by information |
| CN108807100B (en) * | 2017-05-04 | 2023-08-22 | 周思雨 | Miniature circuit breaker and automatic switching-on/off control device and method |
| CN107749382B (en) * | 2017-11-16 | 2021-01-05 | 浙江人民电器有限公司 | Operation structure of circuit breaker, circuit breaker and control method |
| CN108400067B (en) * | 2018-04-11 | 2024-01-16 | 首瑞（天津）电气设备有限公司 | Remote control circuit breaker |
| CN108878227B (en) * | 2018-08-02 | 2024-04-12 | 浙江正泰电器股份有限公司 | Novel circuit breaker with automatic switching-on and switching-off function |
| CN110556274A (en) * | 2019-08-23 | 2019-12-10 | 浙江智轩电气有限公司 | Circuit breaker |
| CN113823536A (en) * | 2021-11-04 | 2021-12-21 | 贵州泰永长征技术股份有限公司 | Intelligent miniature circuit breaker control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104465241B (en) * | 2010-10-18 | 2017-04-19 | 湖北盛佳电器设备有限公司 | Miniature circuit breaker action output device |
| CN203631458U (en) * | 2013-11-29 | 2014-06-04 | 北京Abb低压电器有限公司 | Circuit breaker accessory for abnormal voltage protection and automatic switch-on |
| CN104576235B (en) * | 2015-01-23 | 2017-02-22 | 环宇集团浙江高科有限公司 | Automatic reclosing lock device of miniature circuit breaker |
| CN204407268U (en) * | 2015-03-13 | 2015-06-17 | 上海飞世龙电力设备有限公司 | A kind of miniature circuit breaker switching off/on device |
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