CN105185668A - Miniature circuit breaker control structure and miniature circuit breaker control device comprising same - Google Patents
Miniature circuit breaker control structure and miniature circuit breaker control device comprising same Download PDFInfo
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- CN105185668A CN105185668A CN201510687671.4A CN201510687671A CN105185668A CN 105185668 A CN105185668 A CN 105185668A CN 201510687671 A CN201510687671 A CN 201510687671A CN 105185668 A CN105185668 A CN 105185668A
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- circuit breaker
- miniature circuit
- slide block
- drive
- driving mechanism
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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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Abstract
The invention provides a miniature circuit breaker control structure. A control component controls a transmission mechanism to establish transmission relation with a switching-off driving mechanism or a switching-on driving mechanism in switching-off operation or switching-on operation on a circuit breaker, and drives the transmission mechanism to disengage the transmission relation with the switching-off driving mechanism or the switching-on driving mechanism after the circuit breaker finishes the switching-off operation or the switching-on operation. Because the transmission relation is disengaged, the internal components of the miniature circuit breaker control structure can not prevent the action of the switching-off mechanism or the switching-on mechanism of the miniature circuit breaker, so that after the miniature circuit breaker is controlled to carry out the switching-off operation or the switching-on operation, the handle of the miniature circuit breaker can still be manually operated to realize the switching-off operation or the switching-on operation. The miniature circuit breaker control structure provided by the invention does not affect the manual control way of the original miniature circuit breaker and can still be manually switched-off and switched-on when having faults, thereby improving the safety performance.
Description
Technical field
The present invention relates to appliance switch technical field, be specifically related to a kind of miniature circuit breaker control structure and comprise the miniature circuit breaker control device of this structure.
Background technology
Miniature circuit breaker is most popular a kind of terminal protection electrical equipment during architectural electricity terminal power distribution draws.Miniature circuit breaker is made up of close/open machine, contact, protective device (various release and electrical current heat assembly), arc quenching system etc.
Its operation principle is: utilize protective device (release) and electrical current heat assembly to realize overload and short-circuit protection; when the electric current that the coil in electrical current heat assembly passes through is greater than the current value of setting; the dynamic iron core action of magnetictrip; promote to hit bar and clash into operating mechanism; operating mechanism is unlocked; make breaker open operation and then open circuit, thus the overload realized circuit and short-circuit protection.After fault is discharged, then carry out closing operation by close/open machine thus connect circuit.
At present, maximum miniature circuit breaker that China uses now is manual opening and closing type, manually stirs close/open machine and just can carry out make-break operation to circuit.Manual opening and closing type miniature circuit breaker structure is simple, with low cost and do not need extra electric energy, thus when carrying out breaking-closing operating without when electric energy, can be widely used in old electrical network.But along with the development of science and technology, intelligent appliance obtains to be applied more and more widely, as the miniature circuit breaker of protective device, be also badly in need of installing intelligent control system additional.In order to match with the manual opening and closing type miniature circuit breaker of extensive use, now, main increase one newly in miniature circuit breaker side can the miniature circuit breaker control structure of Long-distance Control, carry out breaking-closing operating by driving miniature circuit breaker from input control signal.
As Chinese patent literature CN204424188U discloses a kind of miniature circuit breaker control structure, for controlling the divide-shut brake of miniature circuit breaker, the gear turntable arranged that link with the close/open machine (handle) of circuit breaker is driven to rotate to a direction thus realize closing operation by motor, by gear turntable to the rotation of another direction thus the dropout part that circuit breaker stirred by triggering driving lever realizes sub-switching operation.But, in the document, realized the breaking-closing operating of circuit breaker by miniature circuit breaker control structure after, because whole transmission mechanism keeps driving contact to gear turntable all the time, gear turntable cannot freely be rotated by locked, and the handle of the circuit breaker arranged that therefore links with gear turntable itself also just cannot carry out manual breaking-closing operating, again when miniature circuit breaker control structure breaks down, or in emergency situations, cannot manual divide-shut brake.In addition, adopt worm and gear as drive disk assembly, worm and gear wearing and tearing are large, transmission efficiency is low, cause structural life-time low, need to arrange heavy-duty motor.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome miniature circuit breaker control structure of the prior art and controls the handle of manual operation miniature circuit breaker to realize divide-shut brake defect after miniature circuit breaker carries out breaking-closing operating, thus provides a kind of and controlling still the handle of manual operation miniature circuit breaker to realize the miniature circuit breaker control structure of divide-shut brake after miniature circuit breaker carries out breaking-closing operating.
Another technical problem that the present invention will solve is to overcome that the drive disk assembly wearing and tearing of miniature circuit breaker control structure in prior art are large, transmission efficiency is low, structural life-time is low, need the defect that heavy-duty motor is set, thus provide a kind of drive disk assembly wear and tear little, transmission efficiency is high, structural life-time is long, the miniature circuit breaker control structure that power of motor is little.
The technical problem to be solved in the present invention is also to overcome miniature circuit breaker control device of the prior art and controls the handle of manual operation miniature circuit breaker to realize divide-shut brake defect after miniature circuit breaker carries out breaking-closing operating, thus provides a kind of and controlling still the handle of manual operation miniature circuit breaker to realize the miniature circuit breaker control device of divide-shut brake after miniature circuit breaker carries out breaking-closing operating.
The invention provides a kind of miniature circuit breaker control structure, comprise
Motor;
Transmission mechanism, is connected with motor-driven;
Separating brake driving mechanism, for driving miniature circuit breaker separating brake;
Combined floodgate driving mechanism, closes a floodgate for driving miniature circuit breaker;
Control assembly, is connected with described motor, for controlling described electric machine rotation;
Described control assembly control described transmission mechanism when carrying out sub-switching operation or closing operation to circuit breaker and described separating brake driving mechanism or combined floodgate driving mechanism set up drive connection, and complete transmission mechanism described in sub-switching operation or closing operation rear drive at circuit breaker and depart from drive connection with described separating brake driving mechanism or combined floodgate driving mechanism.
Miniature circuit breaker control structure of the present invention,
Described transmission mechanism, comprises
Drive disk assembly, is connected with the output shaft of power shaft;
Screw rod, rotates by drive disk assembly drives;
Slide block, is arranged on described screw rod, and when described bolt rotary, can do straight-line displacement along described screw rod, described slide block has home position, open position and closing position on described screw rod;
Described slide block is when move towards open position in position in position, drive the motion of separating brake driving mechanism to drive miniature circuit breaker separating brake, after described slide block arrives open position, circuit breaker completes separating brake, control reposition position by described control assembly afterwards, thus disconnect the drive connection with separating brake driving mechanism;
Described slide block is when move towards closing position in position in position, drive the motion of combined floodgate driving mechanism to drive miniature circuit breaker to close a floodgate, after described slide block arrives closing position, circuit breaker completes combined floodgate, control reposition position by described control assembly afterwards, thus disconnect the drive connection with combined floodgate driving mechanism.
Miniature circuit breaker control structure of the present invention,
Described transmission mechanism also comprises, and guide rod be arranged in parallel with screw rod, has smooth surface;
Slide block has two holes, and one of them hole inwall has internal thread, passes for screw rod, and described internal thread coordinates with the external screw thread on screw rod outer wall, and another hole has smooth inner wall and passes for guide rod.
Miniature circuit breaker control structure of the present invention,
Described drive disk assembly, comprise a stepped gear and a spur gear, the rotating shaft of described stepped gear connecting power device and described spur gear, described stepped gear and described guide rod are coaxially arranged, and described spur gear and described screw coaxial are arranged.
Miniature circuit breaker control structure of the present invention,
Described combined floodgate driving mechanism, comprising:
Drive block, is arranged on described slide block;
Moving runner, links with the close/open machine of circuit breaker and arranges;
Toggle mechanism, stirs moving runner by described slide block drives and rotates;
When described slide block moves between position and open position in position, described drive block drives toggle mechanism to stir moving runner and rotates and then drive the close/open machine of circuit breaker to complete combined floodgate, behind described slide block reposition position, described drive block and described toggle mechanism disengage.
Miniature circuit breaker control structure of the present invention,
Described moving runner is gear, and described shifting part side forms the sector gear coordinated with described gear.
Miniature circuit breaker control structure of the present invention,
Described separating brake driving mechanism, comprising:
Drive block, is arranged on described slide block;
Release lever, extend into circuit breaker internal, for triggering the release in circuit breaker;
Dropout actuator, can rotate, and moves for stirring in release lever;
There is during described release lever motion the initial position removing the release triggered in circuit breaker and the trigger position triggering the release in circuit breaker;
When described slide block moves between position and closing position in position, the release triggered in circuit breaker makes breaker open operation, when described slide block is in home position, described release lever gets back to initial position under the drive of resetting device, thus removes the release triggered in circuit breaker.
Miniature circuit breaker control structure of the present invention,
Described resetting device, comprises the spring be connected with described dropout actuator one end and connects, and described spring applies to make described release lever have the elastic force moved towards initial position to described dropout actuator.
Miniature circuit breaker control structure of the present invention,
Described control assembly comprises,
Position transducer, for responding to the position of slide block, and outgoing position signal;
Detection module, for detecting the break-make of main circuit and exporting make-and-break signal;
Second receiver module, for the position signalling that receiving position transducer exports;
Controller, controls start and stop and the rotation direction of motor according to described make-and-break signal and described position signalling.
Miniature circuit breaker control structure of the present invention, also comprises the first receiver module, for receiving ammeter arrearage signal;
After the first receiver module receives ammeter arrearage signal, controller according to described ammeter arrearage signal controlling breaker open operation, and triggers the release of circuit breaker all the time by described release lever.
The present invention is a kind of miniature circuit breaker control device also, comprises housing, and is arranged on the miniature circuit breaker control structure in housing, and described miniature circuit breaker control structure is above-mentioned miniature circuit breaker control structure.
Technical solution of the present invention, tool has the following advantages:
1. miniature circuit breaker control structure provided by the invention, control assembly control described transmission mechanism when carrying out sub-switching operation or closing operation to circuit breaker and described separating brake driving mechanism or combined floodgate driving mechanism set up drive connection, and complete transmission mechanism described in sub-switching operation or closing operation rear drive at circuit breaker and depart from drive connection with described separating brake driving mechanism or combined floodgate driving mechanism.Because drive connection is disconnected, the internal part of miniature circuit breaker control structure no longer stops the action of the close/open machine of miniature circuit breaker, is thus controlling still the handle of manual operation miniature circuit breaker to realize divide-shut brake after miniature circuit breaker carries out separating brake and closing operation.Miniature circuit breaker control structure provided by the invention does not affect the manual control mode of original miniature circuit breaker, makes when miniature circuit breaker control structure breaks down, still can manual divide-shut brake, improves security performance.
2. miniature circuit breaker control structure provided by the invention, moved on screw rod by slide block, rotary motion is converted into rectilinear motion, motion between the diverse location of slide block on screw rod, thus drive separating brake driving mechanism or combined floodgate driving mechanism to come separating brake to circuit breaker or closing operation, and after completing separating brake and closing operation, slide block reposition position, and the drive connection disconnected with separating brake driving mechanism or combined floodgate driving mechanism, make drive mechanism simple, transmission efficiency is high.
3. miniature circuit breaker control structure provided by the invention, by arranging drive disk assembly, screw rod and slide block, the converting rotary motion that motor exports is become the rectilinear motion of slide block, the acting surface of exerting all one's strength changes and such kind of drive, transmission is accurate, transmission efficiency is high, it is little to rub, compact conformation, reliable operation, long service life.
4. miniature circuit breaker control structure provided by the invention, behind slide block reposition position, top and the bottom cell wall of poke rod and described driver slot have certain distance, toggle mechanism is made not hinder the rotation of moving runner, moving runner can move along with the close/open machine of miniature circuit breaker, thus still the handle of manual operation miniature circuit breaker separating brake and combined floodgate can be realized, when control device of circuit breaker breaks down or under emergency, the handle manually can stirring miniature circuit breaker carries out breaking-closing operating, improves fail safe.In addition, combined floodgate driving mechanism of the present invention, structure is simple, and component wear is little, and transmission efficiency is high, and structural life-time is long.
5. miniature circuit breaker control structure provided by the invention, the separating brake of circuit breaker is completed by the release triggered in circuit breaker, once release lever is triggered to release, circuit breaker just can be made to bounce fast separating brake, opening velocity is fast, in separating brake process without electric arc generation, improve promptness and the fail safe of separating brake.
6. miniature circuit breaker control structure provided by the invention, by control assembly by control device of circuit breaker access network, achieves the Based Intelligent Control to breaker control, makes circuit breaker become a part for Smart Home.
7. miniature circuit breaker control structure provided by the invention, arranges the first receiver module, for receiving ammeter arrearage signal; After the first receiver module receives ammeter arrearage signal, controller is according to described ammeter arrearage signal controlling breaker open operation, and the release of circuit breaker is triggered all the time by release lever, now, even if manual toggle circuit breaker handle, position when making circuit breaker handle keep "on" position by External Force Acting, also cannot connect circuit, prevent artificial by force to breaker closing with power stealing.
8. miniature circuit breaker control device provided by the invention, has above-mentioned miniature circuit breaker control structure, thus also has above-mentioned advantage.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The front sectional view of control device of circuit breaker of Fig. 1 for providing in the present invention;
Fig. 2 is the rearview of the control device of circuit breaker shown in Fig. 1;
The view of toggle mechanism after the combined floodgate that Fig. 3 is the control device of circuit breaker shown in Fig. 1 completes;
Fig. 4 is the three-dimensional cutaway view that control device of circuit breaker of the present invention coordinates with circuit breaker;
Fig. 5 is the theory diagram of the control assembly in control device of circuit breaker of the present invention.
Description of reference numerals:
1-motor; 21-stepped gear; 22-spur gear; 23-guide rod; 24-screw rod; 25-slide block; 26-drive block; 261-driver slot; 262-projection; 3-housing; 31-shifting shaft; 32-shifting part; 321-poke rod; 34-moving runner; 35-gangbar; 36-release lever, 361-arc-shaped through-hole; The rotating shaft of 41-dropout actuator; 42-dropout actuator; 43-spring; 5-switch; 80-controller; 81-detection module; 82-first receiver module; 83-communication module; 84-second receiver module; 9-circuit breaker; 91-handle.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
In addition, if below in the described different execution mode of the present invention involved technical characteristic do not form conflict each other and just can be combined with each other.
Embodiment 1
The present embodiment provides a kind of miniature circuit breaker control structure, as Figure 1-4, comprises
Be arranged on the motor 1 in a housing 3, moving runner 34, transmission mechanism and control assembly;
Motor 1;
Transmission mechanism, is in transmission connection with motor 1;
Separating brake driving mechanism, for driving miniature circuit breaker separating brake;
Combined floodgate driving mechanism, closes a floodgate for driving miniature circuit breaker;
Control assembly, is connected with described motor 1, rotates for controlling described motor 1;
Described control assembly control described transmission mechanism when carrying out sub-switching operation or closing operation to circuit breaker and described separating brake driving mechanism or combined floodgate driving mechanism set up drive connection, and complete transmission mechanism described in sub-switching operation or closing operation rear drive at circuit breaker and depart from drive connection with described separating brake driving mechanism or combined floodgate driving mechanism.
The miniature circuit breaker control structure that the present embodiment provides, control assembly control described transmission mechanism when carrying out sub-switching operation or closing operation to circuit breaker 9 and described separating brake driving mechanism or combined floodgate driving mechanism set up drive connection, and complete transmission mechanism described in sub-switching operation or closing operation rear drive at circuit breaker and depart from drive connection with described separating brake driving mechanism or combined floodgate driving mechanism.Because drive connection is disconnected, the internal part of miniature circuit breaker control structure no longer stops the action of the close/open machine of miniature circuit breaker, is thus controlling still the handle of manual operation miniature circuit breaker to realize divide-shut brake after miniature circuit breaker carries out separating brake and closing operation.The miniature circuit breaker control structure that the present embodiment provides does not affect the manual control mode of original miniature circuit breaker, makes when miniature circuit breaker control structure breaks down, still can manual divide-shut brake, improves security performance.
Particularly, described transmission mechanism, comprises
Drive disk assembly, is connected with the output shaft of power shaft;
Screw rod 24, rotates by drive disk assembly drives;
Slide block 25, is arranged on described screw rod 24, and when described screw rod 24 rotates, can do straight-line displacement along described screw rod 24, described slide block 25 has home position, open position and closing position on described screw rod 24;
Described slide block 25 is when move towards open position in position in position, drive the motion of separating brake driving mechanism to drive miniature circuit breaker separating brake, after described slide block 25 arrives open position, circuit breaker completes separating brake, control reposition position by described control assembly afterwards, thus disconnect the drive connection with separating brake driving mechanism;
Described slide block 25 is when move towards closing position in position in position, drive the motion of combined floodgate driving mechanism to drive miniature circuit breaker to close a floodgate, after described slide block 25 arrives closing position, circuit breaker completes combined floodgate, control reposition position by described control assembly afterwards, thus disconnect the drive connection with combined floodgate driving mechanism.
Moved on screw rod 24 by slide block 25, rotary motion is converted into rectilinear motion, motion between the diverse location of slide block 25 on screw rod 24, thus drive separating brake driving mechanism or combined floodgate driving mechanism to come separating brake to circuit breaker or closing operation, and after completing separating brake and closing operation, slide block 25 reposition position, and disconnect the drive connection with separating brake driving mechanism or combined floodgate driving mechanism, make drive mechanism simple, transmission efficiency is high.
Further, described transmission mechanism also comprises, and guide rod 23 be arranged in parallel with screw rod 24, has smooth surface;
Slide block 25 has two holes, and one of them hole inwall has internal thread, passes for screw rod 24, and described internal thread coordinates with the external screw thread on screw rod 24 outer wall, and another hole has smooth inner wall and passes for guide rod 23.
Described drive disk assembly, comprises a stepped gear 21 and a spur gear 22, and stepped gear 21 connects rotating shaft and the spur gear 22 of motor 1, and described stepped gear 21 is coaxially arranged with guide rod 23, and described spur gear 22 is coaxially arranged with screw rod 24.
By arranging drive disk assembly, screw rod 24 and slide block 25, the converting rotary motion that motor 1 exports is become the rectilinear motion of slide block 25, the acting surface of exerting all one's strength is transformed into the direction parallel with paper perpendicular to the direction of paper from Fig. 1, change the acting surface of power, and such kind of drive, transmission is accurate, transmission efficiency is high, it is little to rub, compact conformation, reliable operation, long service life.
As distortion, guide rod 23 can be fixedly installed on an axle do not rotated independent in housing 3, or guide rod 23 is not set, along screw rod 24 both sides on housing 3 inwall shaping two limited walls, article two, between limited wall, form the movement slots that slide block 25 runs, by the effect of limited wall, slide block 25 is stoped to rotate.
Further, described combined floodgate driving mechanism and separating brake driving mechanism, comprising:
Drive block 26, is arranged on described slide block 25;
Moving runner 34, links with the close/open machine of circuit breaker and arranges;
Toggle mechanism, stirs moving runner 34 by described slide block 25 drives and rotates;
When described slide block 25 moves between position and open position in position, described drive block 26 drives toggle mechanism to stir moving runner 34 and rotates and then drive the close/open machine of circuit breaker to complete combined floodgate, behind described slide block 25 reposition position, described drive block 26 disengages with described toggle mechanism.
Particularly, described drive block 26 has driver slot 261;
Described toggle mechanism, comprise the shifting shaft 31 be fixedly installed, to be arranged on described shifting shaft 31 can around described shifting shaft 31 rotate and the shifting part 32 coordinated with the transmission of described moving runner 34, and be arranged on the poke rod 321 extend in described driver slot 261 on described shifting part 32;
Described slide block 25 is when move towards open position in position in position, described poke rod 321 contacts with the top cell wall (as shown in Figure 1) of described driver slot 261, drive block 26 drives described poke rod 321 to drive shifting part 32 to rotate, and then drives moving runner 34 to rotate;
When towards closing position move in position by position for described slide block 25, described poke rod 321 contacts with the bottom cell wall of described driver slot 261, and drive block 26 drives described poke rod 321 to drive shifting part 32 to rotate, and then drives moving runner 34 to rotate;
When described slide block 25 is in home position, top and the bottom cell wall of described poke rod 321 and described driver slot 261 have certain distance.
Behind slide block 25 reposition position, top and the bottom cell wall of poke rod 321 and described driver slot 261 have certain distance, toggle mechanism is made not hinder the rotation of moving runner 34, moving runner 34 can move along with the close/open machine of miniature circuit breaker, thus still the handle 91 of manual operation miniature circuit breaker separating brake and combined floodgate can be realized, when control device of circuit breaker breaks down or under emergency, the handle manually can stirring miniature circuit breaker carries out breaking-closing operating, improves fail safe.In addition, the combined floodgate driving mechanism of the present embodiment, structure is simple, and component wear is little, and transmission efficiency is high, and structural life-time is long.
Drive block 26 has the frame-shaped construction of driver slot 261 (as Fig. 1) for centre, also can make hook-like as distortion drive block 26.
Described moving runner 34 is preferably designed for gear, and described shifting part 32 side forms the sector gear coordinated with described gear.
Coordinated by gear, transmission is accurate, and transmission efficiency is high, and compact conformation, reliable operation, long working life.
Described control assembly, as shown in Figure 5, be connected with described motor 1, for controlling start and stop and the rotation direction of described motor 1, and drive moving runner 34 to complete breaker open operation at described toggle mechanism or described toggle mechanism finally can be driven to depart from transmission with moving runner 34 coordinate by controlling motor 1 after closing a floodgate.
As a kind of concrete execution mode, the control assembly of the present embodiment, comprises
Position transducer, for responding to the position of slide block 25, and outgoing position signal;
Detection module 81, for detecting the break-make of main circuit and exporting make-and-break signal;
Second receiver module 84, for the position signalling that receiving position transducer exports;
Communication module 83, for receiving divide-shut brake control signal;
Controller 80, controls start and stop and the rotation direction of motor 1 according to described make-and-break signal, described position signalling and divide-shut brake control signal.
After second receiver module 84 receives the position signalling of position transducer output, just control motor 1 out of service;
Communication module 83 is for receiving divide-shut brake control signal, connected to the network by accessing wireless or wired mode, communication module 83 receives the divide-shut brake control signal that network is sent, thus by control device of circuit breaker access network, then pass through the divide-shut brake of the terminal remote control circuit breakers such as smart mobile phone, computer, remote controller.Such as communication module 83 can be WIFI module, wireless communication module.
By control assembly by control device of circuit breaker access network, achieve the Based Intelligent Control to breaker control, make circuit breaker become a part for Smart Home.
When needs control breaker open operation time, just send a sub-gate signal, communication module 83 is transmitted to controller 80 after receiving sub-gate signal, controller 80 will control motor 1 positive movement, and then driving breaker open operation, after breaker open operation, detection module 81 will detect that main circuit disconnects, controller controls motor 1 counter motion and drives slide block 25 toward muscle-setting exercise after receiving the make-and-break signal of main circuit connection, when slide block 25 arrives original position, will trigger position transducer, position transducer will send position signalling to the second receiver module 83, controller 1 makes motor 1 out of service according to the position signalling received, slide block 25 is made to stop at home position.
When needs control breaker closing time, just send a switching signal, communication module 83 is transmitted to controller 80 after receiving switching signal, controller 80 will control motor 1 counter motion, and then driving breaker closing, after breaker closing, detection module 81 will detect that main circuit is connected, controller controls motor 1 positive movement and drives slide block 25 to move toward home position after receiving the make-and-break signal of main circuit connection, when slide block 25 arrives home position, same meeting trigger position transducer, position transducer will send position signalling to the second receiver module 83, controller 1 makes motor 1 out of service according to the position signalling received, slide block 25 is made to stop at home position.
Detection module 81, second receiver module 84, communication module 83 and controller 80 is all integrated is arranged on surface-mounted integrated circuit, and only a position transducer need be set at corresponding slide block 25 home position place, reduce the use amount of transducer, reduce the space shared by parts, facilitate the layout of each parts in housing 3.
As distortion, also detection module 81 can not be set, three position transducers are set, three position transducers are respectively used to induction slide block 25 and whether arrive open position, home position and closing position, after slide block 25 arrives open position and closing position, drive motors 1 makes slide block 25 reposition position again, thus makes toggle mechanism not hinder stirring of circuit breaker handle.
As a kind of variant embodiment of control assembly, control assembly can arrange timer and program, driving slide block 25 from home position to closing position to control motor 1, closing position reposition position, home position is to open position, and the running time of open position reposition position.And after making slide block 25 arrive closing position or open position from home position, auto-returned home position, now, just no longer needs detection module 81 to detect the on off operating mode of main circuit.
At the center of moving runner 34, gangbar 35 is set, as shown in Figure 4, gangbar 35 is arranged through the axle center of the handle 91 of each circuit breaker 9, thus makes control device of circuit breaker that the handle 91 of multiple circuit breaker 9 can be driven to rotate the closing operation simultaneously realizing all circuit breakers simultaneously.Gangbar 35 can be cross section is triangle, the stock of square etc.
The control device of circuit breaker of the present embodiment can control multiple circuit breaker 9 simultaneously, as shown in Figure 4, control device of circuit breaker and 4 circuit breakers are set up in parallel, by arranging the axle center of gangbar 35 through the handle 91 of each circuit breaker 9, gangbar 35 drives the handle of all circuit breakers 9 to rotate when rotating, the revolving force that the handle 91 of each circuit breaker 9 is subject to is substantially equal, ensures that the combined floodgate of all circuit breakers 9 can carry out simultaneously.
The course of work of the control device of circuit breaker of the present embodiment is:
Driving circuit breaker carries out closing operation process and is:
As shown in Figure 1, now circuit breaker is in gate-dividing state, when needs control breaker closing, switching signal is sent to control assembly, control assembly controls motor 1 and starts, motor 1 drives screw rod 24 to rotate by drive disk assembly, slide block 25 is moved downward along screw rod 24 by Fig. 1, now, the roof of the driver slot of drive block 26 contacts with the poke rod 321 of shifting part 32, drive block 26 drives shifting part 32 to do turning clockwise in Fig. 1 around shifting shaft 31, and drive moving runner 34 to rotate by the sector gear be molded on shifting part 32, thus drive the close/open machine action of circuit breaker to complete closing operation.After completing closing operation, the main circuit conducting that circuit breaker 9 controls, control assembly is after receiving the signal that electric current passes through, drive motors 1 reverses (direction of rotation when just starting with closing operation during starter motor 1 is contrary), slide block 25 is moved upward along screw rod 24 by Fig. 1, (position is provided with position transducer in position in slide block 25 reposition position, once slide block 25 reposition position will trigger position transducer, signal is issued controller by position transducer, it is out of service that controller controls motor 1), drive block 26 and poke rod 321 disengage, transmission matching relationship when relieving combined floodgate between toggle mechanism and moving runner 34, poke rod 321 is positioned at driver slot 261 centre position, poke rod 321 motion can not be subject to the obstruction of drive block 26, the rotation of shifting part 32 and moving runner 34 is also unrestricted, state as shown in Figure 3, now, just can stir the handle 91 of circuit breaker manually, make breaker open operation, after breaker open operation, under the drive of breaker close/open machine, shifting part 32 and moving runner 34 return to position as shown in Figure 1.
Driving circuit breaker carries out sub-switching operation process and is:
Under normal conditions, when circuit breaker closes a floodgate, as shown in Figure 3, when controlling short-circuiting device combined floodgate by control device of circuit breaker, sub-gate signal is sent to control assembly, control assembly controls motor 1 and starts, motor 1 drives screw rod 24 to rotate by drive disk assembly, slide block 25 is moved upward along screw rod 24 by Fig. 1, the diapire of the driver slot of drive block 26 contacts with the poke rod 321 of shifting part 32, drive block 26 drives shifting part 32 to do being rotated counterclockwise in Fig. 1 around shifting shaft 31, and drive moving runner 34 to rotate by the sector gear be molded on shifting part 32, thus drive the close/open machine action of circuit breaker to complete sub-switching operation.After completing sub-switching operation, the main circuit that circuit breaker controls disconnects, controller is after receiving the signal that no current passes through, drive motors 1 reverses (direction of rotation when just starting with sub-switching operation during starter motor 1 is contrary), slide block 25 is moved downward along screw rod 24 by Fig. 1, (position is provided with position transducer in position in slide block 25 reposition position, once slide block 25 reposition position will trigger position transducer, signal is issued controller by position transducer, it is out of service that controller controls motor 1), drive block 26 and poke rod 321 disengage, transmission matching relationship when relieving separating brake between toggle mechanism and moving runner 34, poke rod 321 is positioned at driver slot 261 centre position, poke rod 321 motion can not be subject to the obstruction of drive block 26, the rotation of shifting part 32 and moving runner 34 is also unrestricted, now, just can stir the handle 91 of circuit breaker manually, make breaker closing.
Embodiment 2
The present embodiment provides a kind of miniature circuit breaker control structure, is the improvement on embodiment 1 basis, is in the present embodiment with the difference of embodiment 1, and the structure of separating brake driving mechanism structure function that is different and control assembly is different, as shown in Figure 2,
Separating brake driving mechanism in the present embodiment, comprising:
Drive block 26, is arranged on described slide block 25;
Release lever 36, passing in arc-shaped through-hole 361 from being opened in housing 3, extending into circuit breaker internal, for triggering the release in circuit breaker 9;
Dropout actuator 42, can rotate, and moves in described arc-shaped through-hole 361 for stirring release lever 36;
Described release lever 36 moves and has the initial position removing the release triggered in circuit breaker 9 and the trigger position triggering the release in circuit breaker 9 in described arc-shaped through-hole 361;
When described slide block 25 moves between position and closing position in position, the release triggered in circuit breaker 9 makes breaker open operation, when described slide block 25 is in home position, described release lever 36 gets back to initial position under the drive of resetting device, thus removes the release triggered in circuit breaker 9.
In the present embodiment, completed the separating brake of circuit breaker by the release triggered in circuit breaker 9, once release lever 36 is triggered to release, circuit breaker 9 just can be made to bounce fast separating brake, opening velocity is fast, in separating brake process without electric arc generation, improve promptness and the fail safe of separating brake.
Drive block 26 is provided with the projection 262 protruding from drive block 26 sidewall, abuts against dropout actuator 42 by projection 262 when drive block 26 moves and rotate around the rotating shaft 41 be fixed on housing 3.
Particularly, described resetting device, as shown in Figure 2, comprises the spring 42 be connected with described dropout actuator 42 one end and connects, and described spring 42 applies to make described release lever 36 have the elastic force moved towards initial position to described dropout actuator 42.
Dropout actuator 42 can be made to return initial position quickly by arranging spring 42, to accelerate to remove the triggering to release in circuit breaker 9.
The breaker control structure of the present embodiment can control multiple circuit breaker 9 simultaneously, as shown in Figure 4, control device of circuit breaker and 4 circuit breakers are set up in parallel, and by arranging the axle center of gangbar 35 through the handle 91 of each circuit breaker 9, drive the handle of all circuit breakers 9 to rotate when gangbar 35 rotates; Described release lever 36 passes across several circuit breakers 9 be set up in parallel, and can trigger simultaneously or remove the tripping mechanism triggered in all circuit breakers 9 when described release lever 36 moves.
Identical with embodiment 1 of closing operation process in the present embodiment, but sub-switching operation process is different,
Under normal conditions, when circuit breaker closes a floodgate, as shown in Figure 2, when controlling short-circuiting device combined floodgate by control device of circuit breaker, its process is: starter motor 1, slide block 25 is moved upward along screw rod 24 by Fig. 1, now, projection 262 on drive block 26 withstands one end of dropout actuator 42, dropout actuator 42 is rotated along the clockwise direction shown in Fig. 2 around dropout actuator rotating shaft 41, thus drive release lever 36 to run along clockwise direction in arc-shaped through-hole 361, and release lever 36 triggers the trip gear action in circuit breaker, make circuit breaker 9 separating brake, circuit breaker handle 91 also can skip to switching-off device, this separating brake mode quick action, promptly can realize separating brake in time.After completing sub-switching operation, main circuit disconnects, controller is after receiving the signal that main circuit no current passes through, drive motors 1 reverses, slide block 25 is moved downward along screw rod 24 by Fig. 1, (position is provided with position transducer in position in slide block 25 reposition position, once slide block 25 reposition position will trigger position transducer, signal is issued controller by position transducer, it is out of service that controller controls motor 1), drive block 26 is no longer against release lever 36 simultaneously, under the effect of spring 43 pulling force, dropout actuator 42 also returns to home position, remove the triggering to release.Poke rod 321 is positioned at driver slot 261 centre position, makes the rotation of shifting part 32 and moving runner 34 unrestricted.Now, can stir the handle of circuit breaker manually, make breaker closing, after breaker closing, shifting part 32 and moving runner 34 return to position as shown in Figure 1, and release lever 36 returns to the position in Fig. 2.
In addition, the control assembly of the present embodiment, also comprises the first receiver module 82, for receiving ammeter arrearage signal;
After the first receiver module 82 receives ammeter arrearage signal, controller 80 is according to described ammeter arrearage signal controlling breaker open operation, and the release of circuit breaker is triggered all the time by release lever 36, now, even if manual toggle circuit breaker handle, position when making circuit breaker handle keep "on" position by External Force Acting, also cannot connect circuit, prevent artificial by force to breaker closing with power stealing.
Particularly, after control assembly obtains the arrearage signal of ammeter, initiatively can make breaker open operation by starter motor 1, separating brake process process is as described above identical, but after sub-switching operation, slide block 25 not reposition position, release lever 36 does not also return, therefore, release lever 36 triggers the release of circuit breaker all the time, now, even if manual toggle circuit breaker handle, make circuit breaker handle keep "on" position by External Force Acting, also cannot connect circuit, prevent power stealing.
In the present embodiment, as shown in figs. 1 and 3, in housing 3, the arrangement of a parts is: motor 1, guide rod 23 and screw rod 24 are all arranged along the short transverse of control device of circuit breaker, be arranged in housing 3 side (figure right side), motor 1 is arranged near the two side of housing 3, toggle mechanism, moving runner 34 and dropout actuator 42 concentrate on the top in housing 3, in housing 3, opposite side reserves the installation site of installing surface-mounted integrated circuit (being integrated with each module) in control assembly, integrated circuit can make one piece of entirety, above-mentioned arrangement, make full use of the space in housing 3, the profile of control device of circuit breaker can be made close with the profile of circuit breaker 9, control device of circuit breaker and circuit breaker 9 is facilitated to install side by side.
In embodiment 1 and 2, the power supply of control assembly is directly from main circuit, and the power supply of main circuit for control assembly, in addition, also can arrange rechargeable battery after step-down, ballast, to prevent from cannot using control device of circuit breaker when main circuit power-off.
All gears of the drive disk assembly in embodiment 1 and 2, moving runner 34, screw rod 24, guide rod 23, slide block 25, drive block 26, shifting part 32, gangbar 35, release lever 36, poke rod 321, dropout actuator rotating shaft 41, dropout actuator 42 are metal material and make, to improve intensity and resistance to wear, housing 3 is made up of plastic material.
Housing 3 also can arrange switch 5, the function of control device of circuit breaker unlatching or closing control motor 1 can be made by operating switch.
Embodiment 3
The present embodiment provides a kind of miniature circuit breaker control device, as Figure 1-3, comprises housing 3, and is arranged on the miniature circuit breaker control structure as described in embodiment 1 or 2 in housing 3.
Miniature circuit breaker control device due to the present embodiment has the miniature circuit breaker control structure of embodiment 1 or 2, thus also has the advantage described in embodiment 1 or 2.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (11)
1. a miniature circuit breaker control structure, is characterized in that, comprises
Motor (1);
Transmission mechanism, is in transmission connection with motor (1);
Separating brake driving mechanism, for driving miniature circuit breaker separating brake;
Combined floodgate driving mechanism, closes a floodgate for driving miniature circuit breaker;
Control assembly, is connected with described motor (1), rotates for controlling described motor (1);
Described control assembly control described transmission mechanism when carrying out sub-switching operation or closing operation to circuit breaker and described separating brake driving mechanism or combined floodgate driving mechanism set up drive connection, and complete transmission mechanism described in sub-switching operation or closing operation rear drive at circuit breaker and depart from drive connection with described separating brake driving mechanism or combined floodgate driving mechanism.
2. miniature circuit breaker control structure according to claim 1, is characterized in that,
Described transmission mechanism, comprises
Drive disk assembly, is connected with the output shaft of power shaft;
Screw rod (24), rotates by drive disk assembly drives;
Slide block (25), be arranged on described screw rod (24), when described screw rod (24) rotates, can do straight-line displacement along described screw rod (24), described slide block (25) has home position, open position and closing position on described screw rod (24);
Described slide block (25) is when move towards open position in position in position, drive the motion of separating brake driving mechanism to drive miniature circuit breaker separating brake, after described slide block (25) arrives open position, circuit breaker completes separating brake, control reposition position by described control assembly afterwards, thus disconnect the drive connection with separating brake driving mechanism;
Described slide block (25) is when move towards closing position in position in position, drive the motion of combined floodgate driving mechanism to drive miniature circuit breaker to close a floodgate, after described slide block (25) arrives closing position, circuit breaker completes combined floodgate, control reposition position by described control assembly afterwards, thus disconnect the drive connection with combined floodgate driving mechanism.
3. miniature circuit breaker control structure according to claim 2, is characterized in that,
Described transmission mechanism also comprises, guide rod (23), be arranged in parallel, have smooth surface with screw rod (24);
Slide block (25) has two holes, one of them hole inwall has internal thread, pass for screw rod (24), described internal thread coordinates with the external screw thread on screw rod (24) outer wall, and another hole has smooth inner wall and passes for guide rod (23).
4. miniature circuit breaker control structure according to claim 3, is characterized in that,
Described drive disk assembly, comprise a stepped gear (21) and a spur gear (22), the rotating shaft of described stepped gear (21) connecting power device and described spur gear (22), described stepped gear (21) and described guide rod (23) are coaxially arranged, and described spur gear (22) and described screw rod (24) are coaxially arranged.
5. the miniature circuit breaker control structure according to any one of claim 1-4, is characterized in that,
Described combined floodgate driving mechanism, comprising:
Drive block (26), is arranged on described slide block (25);
Moving runner (34), links with the close/open machine of circuit breaker and arranges;
Toggle mechanism, stirs moving runner (34) and rotates by described slide block (25) drives;
When described slide block (25) moves between position and open position in position, described drive block (26) drives toggle mechanism to stir moving runner (34) and rotates and then drive the close/open machine of circuit breaker to complete combined floodgate, behind described slide block (25) reposition position, described drive block (26) and described toggle mechanism disengage.
6. miniature circuit breaker control structure according to claim 5, is characterized in that,
Described moving runner (34) is gear, and described shifting part (32) side forms the sector gear coordinated with described gear.
7. the miniature circuit breaker control structure according to any one of claim 1-6, is characterized in that,
Described separating brake driving mechanism, comprising:
Drive block (26), is arranged on described slide block (25);
Release lever (36), extend into circuit breaker internal, for triggering the release in circuit breaker (9);
Dropout actuator (42), can rotate, for stirring motion in release lever (36);
There is during described release lever (36) motion the initial position removing the release triggered in circuit breaker (9) and the trigger position triggering the release in circuit breaker (9);
When described slide block (25) moves between position and closing position in position, the release triggered in circuit breaker (9) makes breaker open operation, when described slide block (25) is in home position, described release lever (36) gets back to initial position under the drive of resetting device, thus removes the release triggered in circuit breaker (9).
8. miniature circuit breaker control structure according to claim 7, is characterized in that,
Described resetting device, comprise the spring (42) be connected with described dropout actuator (42) one end to connect, described spring (42) makes described release lever (36) have the elastic force moved towards initial position to the applying of described dropout actuator (42).
9. the miniature circuit breaker control structure according to any one of claim 1-8, is characterized in that,
Described control assembly comprises,
Position transducer, for responding to the position of slide block (25), and outgoing position signal;
Detection module (81), for detecting the break-make of main circuit and exporting make-and-break signal;
Second receiver module (84), for the position signalling that receiving position transducer exports;
Controller (80), controls start and stop and the rotation direction of motor (1) according to described make-and-break signal and described position signalling.
10. miniature circuit breaker control structure according to claim 9, is characterized in that, also comprises the first receiver module (82), for receiving ammeter arrearage signal;
After the first receiver module (82) receives ammeter arrearage signal, controller (80) according to described ammeter arrearage signal controlling breaker open operation, and triggers the release of circuit breaker all the time by described release lever (36).
11. 1 kinds of miniature circuit breaker control device, comprise housing (3), and the miniature circuit breaker control structure be arranged in housing (3), it is characterized in that, described miniature circuit breaker control structure is the miniature circuit breaker control structure described in any one of claim 1-10.
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| CN106094657A (en) * | 2016-08-19 | 2016-11-09 | 德力西电气有限公司 | The breaker controller circuit of a kind of low-power consumption automatic reclosing and control method |
| CN106639195A (en) * | 2017-01-16 | 2017-05-10 | 魏依光 | Telescopic awning |
| CN106971923A (en) * | 2017-04-28 | 2017-07-21 | 首瑞（天津）电气设备有限公司 | A kind of breaker controlled by information |
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| CN112924899A (en) * | 2019-04-22 | 2021-06-08 | 福建通力达实业有限公司 | Intelligent circuit breaker with short circuit detection function |
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| CN106094657A (en) * | 2016-08-19 | 2016-11-09 | 德力西电气有限公司 | The breaker controller circuit of a kind of low-power consumption automatic reclosing and control method |
| CN106639195A (en) * | 2017-01-16 | 2017-05-10 | 魏依光 | Telescopic awning |
| CN107068501A (en) * | 2017-01-16 | 2017-08-18 | 魏依光 | A kind of breaker device |
| CN106971923A (en) * | 2017-04-28 | 2017-07-21 | 首瑞（天津）电气设备有限公司 | A kind of breaker controlled by information |
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| CN109637901A (en) * | 2018-11-22 | 2019-04-16 | 广州彬顺电子设备有限公司 | A kind of intelligent breaker device |
| CN109308981A (en) * | 2018-11-28 | 2019-02-05 | 上海诺雅克电气有限公司 | The drive module of breaker |
| CN109950100A (en) * | 2019-04-10 | 2019-06-28 | 宏秀电气有限公司 | A kind of operating mechanism and outdoor high voltage circuit breaker of outdoor high voltage circuit breaker |
| CN109950100B (en) * | 2019-04-10 | 2024-02-20 | 宏秀电气有限公司 | Operating mechanism of outdoor high-voltage circuit breaker and outdoor high-voltage circuit breaker |
| CN112924899A (en) * | 2019-04-22 | 2021-06-08 | 福建通力达实业有限公司 | Intelligent circuit breaker with short circuit detection function |
| CN112924899B (en) * | 2019-04-22 | 2022-04-05 | 福建通力达实业有限公司 | Intelligent circuit breaker with short circuit detection function |
| CN110120708A (en) * | 2019-05-18 | 2019-08-13 | 南京觅丹电子信息有限公司 | Ensure that more people remotely operate the intelligent breaker of safety |
| CN110120708B (en) * | 2019-05-18 | 2024-04-05 | 南京觅丹电子信息有限公司 | Intelligent breaker for guaranteeing safety of remote operation of multiple persons |
| CN111599657A (en) * | 2020-06-23 | 2020-08-28 | 广东南冠电气有限公司 | Self-recovery type overvoltage and undervoltage protection circuit breaker |
| CN111599657B (en) * | 2020-06-23 | 2024-05-28 | 广东南冠电气有限公司 | Self-recovery overvoltage and undervoltage protection circuit breaker |
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