CN208045429U - A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism - Google Patents
A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism Download PDFInfo
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- CN208045429U CN208045429U CN201820331324.7U CN201820331324U CN208045429U CN 208045429 U CN208045429 U CN 208045429U CN 201820331324 U CN201820331324 U CN 201820331324U CN 208045429 U CN208045429 U CN 208045429U
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- circuit breaker
- rotating disc
- miniature circuit
- brake mechanism
- new type
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Abstract
A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism.The automatic reclosing brake mechanism for mainly solving present miniature circuit breaker is by drive plate mostly（Transmission gear）It is coaxially disposed, is then rotated come band fixed handle by the pushing block on drive plate, the bad problem of such structure using effect with handle.The utility model provides a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle, drive plate including coaxial arrangement and rotating disc, rotating disc is connected by power source, handle is equipped with terminal pad, the circumferential incomplete tooth that engagement is circumferentially with rotating disc of terminal pad, the drive mechanism drive plate and the non-coaxial setting of handle, and terminal pad is coaxially disposed with handle, it is simple for structure, it operates steadily.
Description
Technical field
The utility model belongs to Low Voltage Electrical Apparatus, more particularly to a kind of miniature circuit breaker with new type handle is with automatically
Overlap brake mechanism.
Background technology
According to the intelligentized demand of China's supply network, State Grid Corporation of China requires supply network intelligent.Therefore, it is necessary to
End signal has tripping, closes a 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 in addition to having traditional manual divide-shut brake and over-current and -load
Outside function, it is also necessary to have the function of automatic divide-shut brake and reclosing, to realize remote control；Intelligent electric meter is especially combined,
It realizes arrearage automatic trip power-off, fills the function of expense automatic closing power transmission.
The important function of automatic reclosing：Feeder line fault is the failure of " instantaneity " mostly, and device is switched off in circuit
After rapid disconnection, the dielectric level of fault point can be self-healing, and failure also just disappears immediately.At this point, if the open circuit of disconnection
Device closes again automatically namely automatic reclosing, it will be able to restore normal power supply.Automatic reclosing is capable of providing confession as a result,
Electric reliability reduces number and the time of line outage；For breaker itself since mechanism is bad or protective relaying maloperation is made
Caused mistrip can also play correction.
However miniature circuit breaker automatic reclosing brake mechanism in, be by drive plate mostly（Transmission gear）It is coaxial with handle
Then setting is rotated by the pushing block on drive plate come band fixed handle, such structure using effect is bad.
Utility model content
In order to overcome the shortcomings of background technology, the utility model provide a kind of miniature circuit breaker with new type handle use from
Dynamic to overlap brake mechanism, the automatic reclosing brake mechanism for mainly solving present miniature circuit breaker is by drive plate mostly（Transmission gear）
It is coaxially disposed, is then rotated come band fixed handle by the pushing block on drive plate, such structure using effect is bad with handle
The problem of.
Technical solution used by the utility model is：
A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism, including shell are also set in the shell
Dynamic source, rotating disc and oscillating rod；The power source drives turn disc by transmission mechanism；Further include and the rotation
The drive plate of disk coaxial arrangement, the rotating disc are rotated by drive plate band fixed handle, and the oscillating rod is used for logical in rotation
Crossing drive dropout needle makes the first tripping mechanism thread off；It is coaxially provided with terminal pad on the handle, is set on the drive plate circumferential direction wall
There are the first fan-shaped teeth portion, the terminal pad peripheral outer wall to be equipped with the second sector being meshed with the described first fan-shaped teeth portion
Portion.
The utility model has the beneficial effects that：The utility model provide a kind of miniature circuit breaker with new type handle use from
It is dynamic to overlap brake mechanism, include the drive plate and rotating disc of coaxial arrangement, rotating disc is connected by power source, and handle is equipped with connection
Disk, the circumferential incomplete tooth that engagement is circumferentially with rotating disc of terminal pad, the drive mechanism drive plate and the non-coaxial setting of handle,
And terminal pad is coaxially disposed with handle, and it is simple for structure, it operates steadily.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of the utility model one embodiment.
Fig. 2 is the partial schematic diagram in the shell of the utility model one embodiment.
Fig. 3 is confined explosion's schematic diagram of the shell of the utility model one embodiment.
Fig. 4 is the shell of the utility model one embodiment（When separating brake）Schematic diagram.
Fig. 5 is the shell of the utility model one embodiment（When combined floodgate）Schematic diagram.
Fig. 6 is the sectional perspective schematic diagram of the utility model one embodiment.
Fig. 7 is the cooperation schematic diagram of the rotating disc and oscillating rod of the utility model one embodiment（When combined floodgate）.
Fig. 8 is the cooperation schematic diagram of the rotating disc and oscillating rod of the utility model one embodiment（When separating brake）.
Fig. 9 is the exploded perspective view of the rotating disc and drive plate of the utility model one embodiment.
Figure 10 is the exploded perspective view of the terminal pad and handle of the utility model one embodiment.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：As shown, a kind of small-sized with new type handle
Breaker automatic reclosing brake mechanism, including shell 2, the shell is interior to be equipped with power source 31, rotating disc and oscillating rod 35；It is described
Power source drives rotating disc 33 to rotate by transmission mechanism 32；Further include the drive plate 34 being coaxially disposed with the rotating disc, institute
It states rotating disc axial direction outer wall eccentric part and is equipped with pushing block 331, be correspondingly provided with arc groove with the pushing block on the drive plate
341, the drive plate drives the drive plate to rotate by stretching into the pushing block of the arc groove;The oscillating rod is rotatable
Mounted on housing exterior walls, the rotating disc is equipped with the touch part 342 for driving the oscillating rod rotation, and the oscillating rod is used
In rotation when by drive dropout needle movement make small size breaker.One of optionally, the lock in breaker
It is equipped with dropout needle, oscillating rod stirs dropout needle lock is made to thread off when swing, when use, miniature circuit breaker is such as wanted to close
Lock then needs to give control signal wire one voltage input signal, and after voltage input signal provides, motor starts towards positive direction（It is suitable
Hour hands）Rotation（The rotation direction of motor is completely by smart circuit electronic component module plate（Pcb board）Control）.Since worm screw is solid
It is scheduled on motor transmission shaft, so worm screw also rotates together.At this moment the worm gear being engaged with gear on worm rotates clockwise, and drives and passes
Moving plate rotates counterclockwise, and finally drives circuit breaker handle to carry out closing operation with mandrel action gear.When drive plate is according to intelligence
The time programming of the wiring board setting of energy circuit reaches designated time progress closing operation, receives motor stalls after instruction
Reach precalculated position.Corresponding each gear also stops operating, and is parked on closing position, and shunt trip is also by drive plate band
At dynamic combined floodgate at the bottom.At this moment miniature circuit breaker belongs to "on" position.Miniature circuit breaker can pass through people under "on" position
Work pulls handle can arbitrary separating brake or combined floodgate.Further, the product in miniature circuit breaker assembling process, using conduction
Conductive column is pressed on smart circuit electronic component group by 29 combination of column and power spring using the elasticity of power spring
On part plate, and keep conductive column and smart circuit electronic component module plate electrical connection contact good；On the contrary, the other end also utilizes
Spring is pressed on conductive column on the arc striking piece of miniature circuit breaker and does not need soldering iron welding, is easily electrically connected.Group
Dress and disassembly process are quick and easy.
In the present invention, as shown, the shell side is equipped with groove 201, articulated shaft is equipped in the groove
2011, the oscillating rod middle-end is equipped with the hinge hole 351 coordinated with the articulated shaft.The structure of groove is used herein, and is put
The outer surface of lever is not higher than the surface of shell, keeps whole structure compacter, and oscillating rod is installed on the outer wall of shell,
Action is rapider, and disjunction is sensitive.
In the present invention, as shown, the touch part 342 is the boss that the rotating disc is equipped with, the shell
Body is equipped with straight slot 202, and described oscillating rod one end is equipped with convex block 352, the convex block pass through the straight slot stretch into shell it is interior and with
The boss is correspondingly arranged.When turn disc, pushing block is movable in arc groove with the rotation of rotating disc, at it
Drive plate can be pushed to rotate after being contacted with arc groove top inner wall, rotation pan bottom is equipped with touch part and is used to that swing rod to be pushed to rotate,
One end of swing rod is simple in structure for driving dropout needle to rotate, easy to use.
In the present invention, as shown, the convex block is cylindrical-shaped structure, the outside the boss is and the boss
The arcwall face 3421 that peripheral outer wall is slidably matched.The cross section of boss is arcwall face, and the width of front end is more than the width of rear end
Degree, makes oscillating rod swing by arcwall face open-top convex block in the rotation, and then drives dropout needle movement that lock is made to transport
It is dynamic, finally make circuit breaker tripping, when resetting, in contrast, lock rotation is first driven then to drive the rotation of dropout needle right
After so that oscillating rod is rotated,（Boss misplaces with convex block at this time）, simple in structure, using effect is good.
In the present invention, as shown, the oscillating rod other end is equipped with the through-hole 353 passed through for needle of threading off,
The dropout needle is driven to rotate by the through-hole wall when oscillating rod is swung.The dropout needle stretches into through-hole, is swinging
Dropout needle movement is driven when bar rotates.
In the present invention, it as shown, the power source is motor, is additionally provided in the shell described for controlling
The pcb board 4 of motor rotation.
In the present invention, as shown, the transmission mechanism is the worm screw 51 being connect with the motor, the rotation
Disk 33 is equipped with the worm gear 332 engaged with the worm screw.By Worm Wheel System, transmission is bigger, and can have self-locking performance.
In the present invention, it as shown, the handle is axially arranged with several buckling grooves 372, is set in the terminal pad
There is the clamping block 381 being engaged by clamping with the buckling groove.Installation is easily facilitated, it is easy to assembly.
In the present invention, as shown, the drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion 344, the hand
Handle is equipped with the second fan-shaped teeth portion 371 being meshed with the described first fan-shaped teeth portion 344.The torsional spring of reset is equipped in handle,
For the prior art, after drive plate turns to certain stroke, the first fan-shaped teeth portion is engaged with the second fan-shaped teeth portion, and then band is started
Motion of handle.
Embodiment is not construed as limitations of the present invention, but changes made by any spirit based on the utility model
Into should all be within the protection scope of the utility model.
Claims (8)
1. a kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism, including shell（2）, it is characterised in that：Institute
It states and is additionally provided with power source in shell（31）, rotating disc and oscillating rod；The power source passes through transmission mechanism（32）Drive rotating disc
（33）Rotation；It further include the drive plate being coaxially disposed with the rotating disc（34）, the rotating disc pass through drive plate band fixed handle
（37）Rotation, the oscillating rod are used in rotation by driving dropout needle that the first tripping mechanism is made to thread off；
The handle（37）On be coaxially provided with terminal pad（38）, the drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion（344）,
The terminal pad（38）Peripheral outer wall is equipped with and the described first fan-shaped teeth portion（344）The second fan-shaped teeth portion being meshed（371）；
The power source is motor, and the pcb board for controlling the motor rotation is additionally provided in the shell（4）；
The transmission mechanism is the worm screw being connect with the motor（51）, the rotating disc（33）It is equipped with and is engaged with the worm screw
Worm gear（332）.
2. a kind of miniature circuit breaker with new type handle according to claim 1 automatic reclosing brake mechanism, feature
It is：The rotating disc axial direction outer wall eccentric part is equipped with pushing block（331）, it is correspondingly provided with the pushing block on the drive plate
Arc groove（341）, the drive plate, which passes through, to be stretched into the pushing block of the arc groove and drives drive plate rotation.
3. a kind of miniature circuit breaker with new type handle according to claim 2 automatic reclosing brake mechanism, feature
It is：The shell side is equipped with groove（201）, the groove is interior to be equipped with articulated shaft（2011）, the oscillating rod middle-end is equipped with
With the hinge hole of articulated shaft cooperation（351）.
4. a kind of miniature circuit breaker with new type handle according to claim 3 automatic reclosing brake mechanism, feature
It is：The oscillating rod is rotatably mounted on housing exterior walls, and the rotating disc is equipped with for driving the oscillating rod to rotate
Touch part（342）, the touch part（342）For the boss that the rotating disc is equipped with, the shell is equipped with straight slot
（202）, described oscillating rod one end is equipped with convex block（352）, the convex block stretched into shell across the straight slot and with the boss
It is correspondingly arranged.
5. a kind of miniature circuit breaker with new type handle according to claim 4 automatic reclosing brake mechanism, feature
It is：The oscillating rod other end is equipped with the through-hole passed through for needle of threading off（353）, by described logical when the oscillating rod is swung
Hole inner wall drives the dropout needle rotation.
6. a kind of miniature circuit breaker with new type handle according to claim 5 automatic reclosing brake mechanism, feature
It is：The handle is axially arranged with several buckling grooves（372）, the terminal pad is equipped with the card being engaged by clamping with the buckling groove
Connect block（381）.
7. a kind of miniature circuit breaker with new type handle according to claim 6 automatic reclosing brake mechanism, feature
It is：The power source is motor, and the pcb board for controlling the motor rotation is additionally provided in the shell（4）.
8. a kind of miniature circuit breaker with new type handle according to claim 7 automatic reclosing brake mechanism, feature
It is：The transmission mechanism is the worm screw being connect with the motor（51）, the rotating disc（33）It is equipped with and is nibbled with the worm screw
The worm gear of conjunction（332）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820331324.7U CN208045429U (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820331324.7U CN208045429U (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045429U true CN208045429U (en) | 2018-11-02 |
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ID=63950872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820331324.7U Active CN208045429U (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism |
Country Status (1)
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|---|---|
| CN (1) | CN208045429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242365A (en) * | 2018-03-12 | 2018-07-03 | 宏秀电气有限公司 | A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle |
-
2018
- 2018-03-12 CN CN201820331324.7U patent/CN208045429U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108242365A (en) * | 2018-03-12 | 2018-07-03 | 宏秀电气有限公司 | A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle |
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