CN205752061U - A kind of miniature circuit breaker electrically operated device - Google Patents
A kind of miniature circuit breaker electrically operated device Download PDFInfo
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- CN205752061U CN205752061U CN201620571413.XU CN201620571413U CN205752061U CN 205752061 U CN205752061 U CN 205752061U CN 201620571413 U CN201620571413 U CN 201620571413U CN 205752061 U CN205752061 U CN 205752061U
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Abstract
This utility model relates to a kind of miniature circuit breaker electrically operated device, belongs to electric switch technical field.This mechanism includes the driving gear being arranged in housing, and driving gear engages with driven gear, and driven gear is taken turns coaxial with driving circle hypodontia；Drive circle hypodontia wheel and curved bar control position cam coaxial, and adjacent with manual control circle hypodontia wheel；Housing hinge dress is positioned at the curved bar of driven gear side；Drive circle hypodontia wheel and manual control circle hypodontia wheel be respectively provided with corresponding micro-disconnected control handle divide, the engaging tooth of combined floodgate corner；During installation, manual circle hypodontia wheel is coaxial with micro-disconnected control handle, and curved bar is connected with micro-disconnected dropout button；When micro-disconnected be in electronic gate-dividing state time, driving circle hypodontia wheel to be in and will engage the disengaged position making manual circle hypodontia wheel turn to micro-disconnected closing position towards combined floodgate direction with manual control circle hypodontia wheel, curved bar control position cam is in the restrained condition that curved bar is pushed into corresponding micro-disconnected dropout button trip positions.This utility model achieves and does not allow closing by hand after electronic separating brake, can be with electric switch-on.
Description
Technical field
This utility model relates to a kind of electrically operated device, especially a kind of miniature circuit breaker electrically operated device, belongs to
Electric switch technical field.
Background technology
In order to realize the Based Intelligent Control of supply network, the miniature circuit breaker as supply network end effector (is called for short
Micro-disconnected) it is required to after must arriving the instruction that backstage sends, make rapidly corresponding separating brake, feed motion, and performing result
Feed back to backstage.Existing micro-disconnected W sees Fig. 6, Fig. 7, has and switches and at internal reset spring between separating brake and closing position
The lower control handle W-1 keeping returning open position trend of effect, and the dropout button W-2 associated with control handle W-1.When inciting somebody to action
When control handle W-1 is turned to the closing position of Fig. 7 counterclockwise by the open position of Fig. 6, dropout button W-2 is therewith by being originally in circle
Trip positions above arc groove W-3 becomes the snapped-in position below arc groove W-3, by micro-disconnected W after making control handle W-2 close a floodgate
The trip shaft of portion's linkage is blocked, thus keeps the "on" position of Fig. 7, needs could to release buckle by External Force Acting and resets to point
Gate position.When needing control handle W-1 to be recovered the open position of Fig. 6 by the closing position of Fig. 7, apply external force switch clockwise
Control handle W-1, trip shaft will release buckle, and then control handle W-1 turns under internal reset spring effect the most clockwise
Position returns the open position of Fig. 6, and the separating brake dropout button W-2 linked therewith is therewith by the buckle being originally in below arc groove W-3
Position becomes the trip positions above arc groove W-3.
Along with along with the development of supply network technology, miniature circuit breaker needs to support the use and has following two and control greatly function
Electrically operated device (be called for short electricity behaviour): 1) when after manual or fault separating brake, it is allowed to micro-disconnected closing by hand, allow also to electronic conjunction
Lock；But after electronic separating brake, do not allow micro-disconnected closing by hand, can only electric switch-on；2) when micro-disconnected be in "on" position time, electricity behaviour permit
Xu Wei cuts off the hands dynamic (or fault) separating brake, combined floodgate, allows also to electronic separating brake.
According to the applicant understood, the most generally there is the problem that structure is the compactest, mechanism is complicated in existing electrically operated device,
It is unfavorable for miniaturization and less reliable problem, and above-mentioned manipulation logic cannot be realized.Its typical structure may refer to Shen
Please number be the Chinese utility model patent application of 201510198932.6, that application discloses a kind of electronic for miniature circuit breaker
Operation device, this electrically operated device includes circuit board, motor and train of reduction gears, and circuit board is connected with motor by wire,
The rotary shaft of motor is connected with train of reduction gears, and train of reduction gears is by the first gear, the second gear, the 3rd gear and the 4th gear
Being formed by connecting by gear, the 4th gear is semicircular gear, and the 4th gear is arranged in divide-shut brake control dish, and divide-shut brake controls
Dish one end is connected with swinging handle, and the divide-shut brake control dish other end is connected with snap ring, and divide-shut brake control dish shaft core position also sets up
One rotating spindle.
Summary of the invention
The purpose of this utility model is, is improved by structure, does not allow micro-dynamic circuit connector of cutting off the hands after proposing a kind of electronic separating brake
Lock, can only the miniature circuit breaker electrically operated device of electric switch-on.
In order to achieve the above object, miniature circuit breaker electrically operated device basic technical scheme of the present utility model is, bag
Including and be arranged on the driving gear that motor via reducer structure drives in housing, described driving gear engages with driven gear, described
Driven gear is taken turns coaxial with driving circle hypodontia；Described circle hypodontia wheel and the curved bar control position cam coaxial of driving, and hypodontia round with manual control
Take turns adjacent；Described housing hinge dress is positioned at the curved bar of described driven gear side；Described driving circle hypodontia wheel and manual control circle hypodontia are taken turns
Be respectively provided with corresponding micro-disconnected control handle divide, the engaging tooth of combined floodgate corner；During installation, described manual circle hypodontia wheel and micro-disconnected manipulation
Handle is coaxial, and described curved bar is connected with micro-disconnected dropout button；When micro-disconnected be in electronic gate-dividing state time, at described driving circle hypodontia wheel
In will engage the disengaged position making manual circle hypodontia wheel turn to micro-disconnected closing position towards combined floodgate direction with manual control circle hypodontia wheel,
Described curved bar control position cam is in the restrained condition that curved bar is pushed into corresponding micro-disconnected dropout button trip positions.
So, it is disengaged from after driving circle hypodontia wheel drive manual control circle hypodontia wheel to go to corresponding control handle open position
Time, owing to curved bar control position cam is in, curved bar is pushed into the constrained of the corresponding micro-disconnected dropout in arcuate groove upper end, therefore, micro-disconnected on
Dropout button drive micro-disconnected inside trip shaft be also maintained at trip positions because curved bar is restrained, it is impossible to enter snapped-in position,
Even if now carrying out manual closing operation, also will be unable to be snapped and be maintained at closing position, it is achieved thereby that after electronic separating brake
Do not allow the function of micro-disconnected closing by hand.And when by transmission, motor orders about that manually circle hypodontia wheel goes to closing position, due to
Curved bar control position cam concomitant rotation departs from the constraint to curved bar, and the most micro-disconnected trip shaft can enter snapped-in position, thus real
Now reliable electric switch-on.Visible, this utility model by circle hypodontia wheel and the cam intermittently-driving of curved bar control position rationally relatively
Angular position relation, it is achieved that taken turns and the ingenious cooperation of curved bar control position cam by circle hypodontia, do not allowing after electronic separating brake
While micro-disconnected closing by hand, but can be with electric switch-on；Manually or then can allow micro-disconnected closing by hand after fault separating brake, also permit
Permitted electric switch-on, and simple in construction.
This utility model further improves, and described housing has arcuate groove, and is positioned at by middle part hinge pin hinge dress
The lever gib head curved bar of driven bevel pinion side.
This utility model further improves, and described manual control circle hypodontia wheel is same by connecting rod with micro-disconnected control handle
Axle is connected, and described curved bar inserts the dropout button center on micro-breaking away from the end pin of driving circle hypodontia wheel side after arcuate groove
Hole.
This utility model the most further improves, and described driving circle hypodontia wheel and the scarce tooth-formation of gear of manual control circle are circular arc
Tooth.Owing to circle-arc tooth is compared with conventional involute teeth, intermeshing two teeth can have bigger tip clearance, is therefore
Make by bigger External Force Acting, also can ensure engagement smoothly by the compensation of tip clearance, and be unlikely to block.
This utility model further perfect, described drives circle hypodontia wheel and manual control circle hypodontia wheel to be provided with and connect control electricity
The angular position sensor on road.So it is possible not only to intuitively show its actual angular position, and is advantageously implemented closed loop control.
Accompanying drawing explanation
Fig. 1 is the structural representation of one embodiment closing position of this utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the rearview (housing is considered as transparent) of Fig. 1.
Fig. 4 is the structural representation of the electronic open position of Fig. 1 embodiment.
Fig. 5 is the rearview (housing is considered as transparent) of Fig. 4.
Fig. 6 is micro-disconnected gate-dividing state structural representation.
Fig. 7 is micro-disconnected "on" position structural representation.
Detailed description of the invention
Embodiment one
The miniature circuit breaker electrically operated device of the present embodiment as shown in Figure 1, Figure 2 and Figure 3, matches including with micro-disconnected profile
Housing 1, motor in housing 16 drives driving bevel gear 5 by reducing gear, this driving bevel gear 5 and driven bevel pinion 4
Engagement, driven bevel pinion 4 is coaxially connected with driving circle hypodontia wheel 3.Drive circle hypodontia wheel 3 and the curved bar control with limit convex 9-1
Position cam 9 is coaxially connected, and it is adjacent to take turns 2 with manual control circle hypodontia.
On housing 1, there is arcuate groove, be positioned at the lever gib head curved bar of driven bevel pinion 4 side by middle part hinge pin hinge dress
7.Drive circle hypodontia wheel 3 and manual control circle hypodontia wheel 2 be respectively provided with corresponding micro-disconnected control handle divide, the engaging tooth of combined floodgate corner, its
Profile of tooth is circle-arc tooth, and drives circle hypodontia wheel 3 and manual control circle hypodontia wheel 2 to be respectively provided with the angular position sensing of connection control circuit
Device.The concrete number of teeth of engaging tooth and angular position relation can be according to the actual rotational angle respective design meters of micro-disconnected control handle W-1
Calculate.
During installation, see Fig. 6, Fig. 7, manual circle hypodontia wheel 2 and micro-disconnected control handle W-1 connecting rod by on-circular cross-section
8 are coaxially connected, and after curved bar 7 passes arcuate groove away from the end pin 7-1 driving circle hypodontia to take turns 3 sides, insert the dropout button on micro-breaking
W-2 centre bore is connected with micro-disconnected interior trip shaft.
When micro-disconnected W is in the "on" position of Fig. 7, as it is shown in figure 1, drive circle hypodontia wheel 3 to be in and manual control circle hypodontia wheel 2
Engage the disengaged position after rotating clockwise, and curved bar control position cam 9 is as it is shown on figure 3, be in driving circle hypodontia wheel 3 continuation
Rotating (it is counterclockwise for seeing Fig. 3 relative to clockwise, Fig. 3 of Fig. 1) will make its limit convex 9-1 by the end pin 7-1 of curved bar 7
On be pushed into the disengaged position of corresponding micro-disconnected W dropout button trip positions.
So, it is achieved that when micro-disconnected W is in "on" position, no matter carry out manual brake separating or closing operation again, drive
Dynamic circle hypodontia wheel 3 all will because be disengaged from manual control circle hypodontia wheel 2, without concomitant rotation (if the most not remaining disengaged from engagement,
Manually divide, close a floodgate and will lack gear driven driving circle hypodontia wheel by manual control circle, and then rotate ability by reducing gear drive motor
Can realize, and the speed reducing ratio reverse drive self-locking of reducing gear can make to cannot be carried out manual point, closing operation)；And curved bar
Control position cam 9 departs from constraint to curved bar 7, thus without hinder the trip shaft of micro-disconnected W because of micro-disconnected point, close a floodgate with control handle former
Have linkage action i.e. manual brake separating and again closing operation the most not by electricity behaviour affected.And when motor 6 by reducing gear,
Driving bevel gear 5, driven bevel pinion 4 drive when driving circle hypodontia wheel 3 rotation, and curved bar control position cam 9 will be departed from shape by with curved bar
State quickly enters its limit convex 9-1 and will be pushed into the trip positions of corresponding micro-disconnected W dropout button on the end pin 7-1 of curved bar 7, thus releases
Buckle to micro-disconnected control handle so that it is indexing immediately returns to open position and (sees figure under internal reset spring effect
6) i.e. when micro-disconnected be in "on" position time, electricity behaviour can realize electronic separating brake.
Additionally, when micro-disconnected W is in the gate-dividing state of Fig. 6, as shown in Figure 4, driving circle hypodontia wheel 3 to be in will be clockwise
Rotate engage with manual control circle hypodontia wheel 2 and make manual circle hypodontia take turns 2 to turn to micro-disconnected control handle W-1 towards combined floodgate direction and reach combined floodgate
The disengaged position of position (seeing Fig. 7), curved bar control position cam 9 is in its spacing preiection 9-1 by lever gib head by the end of curved bar 7
The restrained condition of corresponding micro-disconnected W dropout button trip positions it is pushed on pin 7-1.
So, de-after driving circle hypodontia wheel 3 driving manual control circle hypodontia wheel 2 to go to corresponding control handle W-1 open position
When engagement, owing to the limit convex 9-1 on curved bar control position cam 9 is in, that curved bar 7 end pin 7-1 is pushed into arcuate groove upper end correspondence is micro-
The disconnected constrained threaded off, therefore, micro-disconnected on dropout button drive the trip shaft of micro-disconnected inside also to keep because curved bar 7 is restrained
At trip positions, no longer in time originally not having distribution to grasp micro-disconnected like that, after work as manual control combined floodgate, trip shaft necessarily enters card button bit
Put, even if result makes now to carry out manual closing operation, control handle also will be made owing to being snapped micro-disconnected inevitable
When returning the micro-disconnected control handle of open position, i.e. hand push under the effect of internal reset spring immediately to closing position, it is impossible to make behaviour
Control handle is maintained at closing position because of buckle, and once external force is cancelled, and handle can automatically return to open position, it is achieved that electronic separating brake
After do not allow the function of micro-disconnected closing by hand.And take turns 2 with manual control circle hypodontias and engage when motor 6 orders about driving circle hypodontia wheel 3 and go to
During closing position, owing to during cam 9 concomitant rotation of curved bar control position, spacing preiection 9-1 quickly departs from the constraint to curved bar 7, the most micro-
Recovery original function is entered snapped-in position by trip positions by disconnected trip shaft, thus ensures reliable electric switch-on, therefore originally
The ingenious cooperation of embodiment circle hypodontia wheel and curved bar control position cam is not allowing micro-disconnected closing by hand after ensure that electronic separating brake
Meanwhile, but can be with electric switch-on.
Being summed up, the present embodiment has the advantage that
1) after keeping the electronic separating brake under original manipulation function premise cannot the realization of closing by hand function, effectively prevent
Accident that violence closing by hand causes and damage.
2) appropriate design of curved bar and curved bar limit cam ensure that required control function conscientiously.
3) the round hypodontia wheel indexing mechanism of incomplete tooth, action simpler than other indexing mechanism structures such as sheaves more may be used
Lean on.
4) circle-arc tooth justifying hypodontia wheel can have bigger tip clearance, even if by bigger External Force Acting, also can lead to
The compensation crossing tip clearance ensures engagement smoothly, and is unlikely to block.
5) motor has only to rotate (need not rotating) to a direction, controls logic simple, reliable, and the electricity used
Machine carries reduction box, and structure is compacter.
In addition to the implementation, this utility model can also have other embodiments.All employing equivalents or equivalence become
Change the technical scheme of formation, all fall within the protection domain of this utility model requirement.
Claims (5)
1. a miniature circuit breaker electrically operated device, including being arranged on the driving tooth that motor via reducer structure drives in housing
Wheel, described driving gear engages with driven gear, it is characterised in that: described driven gear is taken turns coaxial with driving circle hypodontia；Described
Drive circle hypodontia wheel and curved bar control position cam coaxial, and adjacent with manual control circle hypodontia wheel；Described housing hinge dress is positioned at described driven
The curved bar of gear side；Described circle hypodontia wheel and manual control circle hypodontia wheel is driven to be respectively provided with corresponding micro-disconnected control handle and divide, close a floodgate
The engaging tooth of corner；During installation, described manual circle hypodontia wheel is coaxial with micro-disconnected control handle, and described curved bar is with micro-disconnected dropout button even
Connect；When micro-disconnected be in electronic gate-dividing state time, described driving circle hypodontia wheel is in engage with manual control circle hypodontia wheel and makes manual control
Circle hypodontia wheel turns to the disengaged position of micro-disconnected closing position towards combined floodgate direction, and described curved bar control position cam is in and is pushed into by curved bar
The restrained condition of corresponding micro-disconnected dropout button trip positions.
Miniature circuit breaker electrically operated device the most according to claim 1, it is characterised in that: on described housing, there is arc
Groove, and the lever gib head curved bar of driven bevel pinion side it is positioned at by middle part hinge pin hinge dress.
Miniature circuit breaker electrically operated device the most according to claim 2, it is characterised in that: described manual circle hypodontia wheel with
Micro-disconnected control handle is coaxially connected by connecting rod, and described curved bar is away from driving the end pin of circle hypodontia wheel side through after arcuate groove
Insert the dropout button centre bore on micro-breaking.
Miniature circuit breaker electrically operated device the most according to claim 3, it is characterised in that: drive circle hypodontia wheel and manual control
It is circle-arc tooth that circle lacks tooth-formation of gear.
Miniature circuit breaker electrically operated device the most according to claim 4, it is characterised in that: described drive circle hypodontia wheel and
Manual circle hypodontia wheel is provided with the angular position sensor of connection control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620571413.XU CN205752061U (en) | 2016-06-15 | 2016-06-15 | A kind of miniature circuit breaker electrically operated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620571413.XU CN205752061U (en) | 2016-06-15 | 2016-06-15 | A kind of miniature circuit breaker electrically operated device |
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| Publication Number | Publication Date |
|---|---|
| CN205752061U true CN205752061U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620571413.XU Active CN205752061U (en) | 2016-06-15 | 2016-06-15 | A kind of miniature circuit breaker electrically operated device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024536A (en) * | 2016-06-15 | 2016-10-12 | 南京同辉电气科技有限公司 | Electric operation device of miniature circuit breaker |
| CN106653501A (en) * | 2016-12-22 | 2017-05-10 | 中欧电气有限公司 | Multifunctional miniature breaker |
-
2016
- 2016-06-15 CN CN201620571413.XU patent/CN205752061U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106024536A (en) * | 2016-06-15 | 2016-10-12 | 南京同辉电气科技有限公司 | Electric operation device of miniature circuit breaker |
| CN106653501A (en) * | 2016-12-22 | 2017-05-10 | 中欧电气有限公司 | Multifunctional miniature breaker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |