CN108321057A - A kind of miniature circuit breaker auto recloser with novel transmission mechanism - Google Patents
A kind of miniature circuit breaker auto recloser with novel transmission mechanism Download PDFInfo
- Publication number
- CN108321057A CN108321057A CN201810199170.5A CN201810199170A CN108321057A CN 108321057 A CN108321057 A CN 108321057A CN 201810199170 A CN201810199170 A CN 201810199170A CN 108321057 A CN108321057 A CN 108321057A
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- transmission mechanism
- oscillating rod
- circuit breaker
- miniature circuit
- drive plate
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 24
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
- H01H71/66—Power reset mechanisms
- H01H71/70—Power reset mechanisms actuated by electric motor
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Abstract
A kind of miniature circuit breaker auto recloser with novel transmission mechanism.The drive plate and rotating disc for mainly solving present auto recloser are not coaxial arrangements, run jiggly problem.The present invention provides a kind of miniature circuit breaker auto recloser with novel transmission mechanism, and rotating disc is coaxial arrangement with drive plate, is operated steadily, using effect is good.
Description
Technical field
The invention belongs to Low Voltage Electrical Apparatus, more particularly to a kind of miniature circuit breaker with novel transmission mechanism is with automatically
Reclosing device.
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.
The Chinese patent of Publication No. " CN205670527U " discloses a kind of autoreclose breaker, and motor passes through
Drive worm gear（Rotating disc）Drive turn disc, drive plate and handle to be coaxially disposed, such structure when in use, by
It is not coaxial arrangement in drive plate and rotating disc, operation is unstable.
Invention content
In order to overcome the shortcomings of background technology, the present invention provide a kind of miniature circuit breaker with novel transmission mechanism use from
Dynamic reclosing device, it is not coaxial arrangement, operation mainly to solve the drive plate of present auto recloser and rotating disc
Jiggly problem.
The technical solution adopted in the present invention is：
A kind of miniature circuit breaker auto recloser with novel transmission mechanism, including shell are equipped in the shell
Power source and oscillating rod；The power source drives oscillating rod to rotate by transmission mechanism, and oscillating rod is used for described in the oscillating rod
In rotation by driving dropout needle movement to make small size breaker, the transmission mechanism include coaxial arrangement drive plate and
Rotating disc, the power source drive the turn disc, the rotating disc axial direction outer wall eccentric part to be equipped with pushing block, the biography
Arc groove is correspondingly provided on Moving plate with the pushing block, the drive plate is by stretching into described in the pushing block drive of the arc groove
Drive plate rotates;The drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion, and the handle circumferential direction wall is equipped with and described first
The second fan-shaped teeth portion that fan-shaped teeth portion is meshed, the oscillating rod are rotatably mounted on housing exterior walls, are set on the drive plate
There are boss, the shell to be equipped with straight slot, described oscillating rod one end is equipped with convex block, and the convex block stretches into shell across the straight slot
Interior and be correspondingly arranged with the boss, the rotating disc by boss when rotating for pushing the convex block that the swing rod is made to turn
It is dynamic.
The beneficial effects of the invention are as follows：The present invention provides a kind of miniature circuit breaker with novel transmission mechanism automatic weight
Closing device, rotating disc are coaxial arrangements with drive plate, are operated steadily, using effect is good.
Description of the drawings
Fig. 1 is the exploded perspective view of the rotating disc and drive plate of one embodiment of the invention.
Fig. 2 is the stereoscopic schematic diagram of one embodiment of the invention.
Fig. 3 is the partial schematic diagram in the shell of one embodiment of the invention.
Fig. 4 is confined explosion's schematic diagram of the shell of one embodiment of the invention.
Fig. 5 is the shell of one embodiment of the invention（When separating brake）Schematic diagram.
Fig. 6 is the shell of one embodiment of the invention（When combined floodgate）Schematic diagram.
Fig. 7 is the sectional perspective schematic diagram of one embodiment of the invention.
Fig. 8 is the cooperation schematic diagram of the rotating disc and oscillating rod of one embodiment of the invention（When combined floodgate）.
Fig. 9 is the cooperation schematic diagram of the rotating disc and oscillating rod of one embodiment of the invention（When separating brake）.
Figure 10 is the exploded perspective view of the handle and terminal pad of one embodiment of the invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：As shown, a kind of small-sized with novel transmission mechanism
Breaker auto recloser, including shell 2, the shell is interior to be equipped with power source 31 and oscillating rod 35；The power source
Oscillating rod 35 is driven to rotate by transmission mechanism, oscillating rod described in the oscillating rod 35 is used in rotation by driving dropout needle
Movement makes small size breaker, the transmission mechanism include the drive plate 34 and rotating disc 33 of coaxial arrangement, the power source
The turn disc, the rotating disc axial direction outer wall eccentric part is driven to be equipped with pushing block 331, pushed away with described on the drive plate
Motion block is correspondingly provided with arc groove 341, and the drive plate drives the drive plate to rotate by stretching into the pushing block of the arc groove;
The drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion 344, and the circumferential wall of the handle 37 is equipped with and first sector
The second fan-shaped teeth portion 371 that portion 344 is meshed, the oscillating rod are rotatably mounted on housing exterior walls, are set on the drive plate
There are boss 342, the shell to be equipped with straight slot 202, described oscillating rod one end is equipped with convex block 352, and the convex block passes through described logical
Slot is stretched into shell and is correspondingly arranged with the boss, and the rotating disc by boss when rotating for pushing the convex block to make institute
State swing rod rotation.One of optionally, power source here can be motor, and the motor shaft of the motor is equipped with synchronous turn
Dynamic worm screw 51, the worm screw is for driving turn disc, and rotating disc is equipped with the worm gear 332 engaged with worm screw, in rotating disc
When rotation, pushing block is movable in arc groove with the rotation of rotating disc, the meeting after it is contacted with arc groove top inner wall
Drive plate rotation, rotation pan bottom is pushed to be equipped with touch part for pushing swing rod to rotate, one end of swing rod is for driving dropout needle
Rotation, it is simple in structure, it is easy to use, it is equipped with the torsional spring of reset in handle, is the prior art, when drive plate turns to certain row
Cheng Hou, the first fan-shaped teeth portion is engaged with the second fan-shaped teeth portion, and then drives handle motion.
One of optionally, the lock in breaker is equipped with dropout needle, and oscillating rod stirs dropout when rotation
Needle makes lock thread off, and when use, miniature circuit breaker is such as wanted to close a floodgate, then needs to give control signal wire one control source letter
Number, after voltage input signal provides, motor starts towards positive direction（Clockwise）Rotation（The rotation direction of motor is completely by intelligent electricity
Road electronic component module plate（Pcb board）Control）.Since worm screw is fixed 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 band nutating disk rotates counterclockwise, finally by the same mandrel of action gear
Circuit breaker handle is driven to carry out closing operation.When drive plate reaches agreement according to the time programming that the wiring board of smart circuit is set
Time carries out closing operation, and motor stalls reach precalculated position after receiving instruction.Corresponding each gear also stops operating,
And be parked on closing position, shunt trip also drives combined floodgate at the bottom by drive plate.At this moment miniature circuit breaker belongs to
"on" position.Miniature circuit breaker, can arbitrary separating brake or combined floodgate by manually pulling handle under "on" position.The product
With in miniature circuit breaker assembling process, using 29 combination of conductive column and power spring, using the elasticity of power spring,
Conductive column is pressed on smart circuit electronic component module plate, and makes conductive column and smart circuit electronic component module plate electricity
Gas connection contact is good；On the contrary, the other end also utilizes spring, conductive column is pressed on the arc striking piece of miniature circuit breaker not
It needs soldering iron to weld, is easily electrically connected.Assembling and disassembly process are quick and easy.
In the present invention, as shown, being removably connected with terminal pad 38 on the handle, the described second fan-shaped teeth portion
371 are set to the terminal pad peripheral outer wall.
In the present invention, as shown, the handle is axially arranged with several buckling grooves 372, the terminal pad be equipped with
The clamping block 381 that the buckling groove is engaged by clamping.
In the present invention, as shown, the shell side is equipped with groove 201, it is equipped with articulated shaft 2011 in the groove,
The oscillating rod middle-end is equipped with the hinge hole 351 coordinated with the articulated shaft, and the outer wall of the oscillating rod is not higher than the shell
Surface.The structure of groove is used herein, and the outer surface of oscillating rod is not higher than the surface of shell, makes whole structure more
It is compact, and oscillating rod is installed on the outer wall of shell, and action is rapider, and disjunction is sensitive.
In the present invention, as shown, the convex block is cylindrical-shaped structure, the outside the boss is and boss circumferential direction
The arcwall face 3421 that 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,
So that oscillating rod is swung by arcwall face open-top convex block when rotation, and then dropout needle movement is driven to make screw-home movement, most
After make circuit breaker tripping, when resetting, in contrast, lock rotation is first driven then to drive the rotation of dropout needle and then make pendulum
Lever rotates,（Boss misplaces with convex block at this time）, simple in structure, using effect is good.
In the present invention, described 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 rotates.The dropout needle stretches into through-hole, turns in oscillating rod
Dropout needle movement is driven when dynamic.
In the present invention, it as shown, the power source is motor, is additionally provided in the shell for controlling the motor
The pcb board 4 of rotation.
Embodiment is not construed as limitation of the present invention, but any spiritual improvements introduced based on the present invention, all should be
Within protection scope of the present invention.
Claims (7)
1. a kind of miniature circuit breaker auto recloser with novel transmission mechanism, including shell（2）, the shell
It is interior to be equipped with power source（31）And oscillating rod（35）；It is characterized in that：The power source drives oscillating rod by transmission mechanism（35）
Rotation, the oscillating rod（35）The oscillating rod is used in rotation by driving dropout needle movement to make small size breaker,
The transmission mechanism includes the drive plate of coaxial arrangement（34）And rotating disc（33）, the power source drive rotating disc turn
Dynamic, the rotating disc axial direction outer wall eccentric part is equipped with pushing block（331）, arc is correspondingly provided with the pushing block on the drive plate
Shape slot（341）, the drive plate, which passes through, to be stretched into the pushing block of the arc groove and drives drive plate rotation;
The drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion（344）, the handle（37）Circumferential wall is equipped with and described the
One fan-shaped teeth portion（344）The second fan-shaped teeth portion being meshed（371）,
The oscillating rod is rotatably mounted on housing exterior walls, and the drive plate is equipped with boss (342), and 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 it is described
Boss is correspondingly arranged, and the rotating disc by boss when rotating for pushing the convex block that the swing rod is made to rotate.
2. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 1,
It is characterized in that：It is removably connected with terminal pad on the handle（38）, the described second fan-shaped teeth portion（371）Set on the terminal pad
Peripheral outer wall.
3. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 2,
It is characterized in that：The handle is axially arranged with several buckling grooves（372）, the terminal pad is equipped with to be engaged by clamping with the buckling groove
Clamping block（381）.
4. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 3,
It is characterized in that：The shell side is equipped with groove（201）, the groove is interior to be equipped with articulated shaft（2011）, the oscillating rod middle-end
Equipped with the hinge hole coordinated with the articulated shaft（351）, the outer wall of the oscillating rod is not higher than the surface of the shell.
5. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 4,
It is characterized in that：The convex block is cylindrical-shaped structure, and the outside the boss is the arc being slidably matched with the boss peripheral outer wall
Face（3421）.
6. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 5,
It is characterized in that：The oscillating rod other end is equipped with the through-hole passed through for needle of threading off（353）, when oscillating rod rotation passes through institute
It states through-hole wall and drives the dropout needle rotation.
7. a kind of miniature circuit breaker auto recloser with novel transmission mechanism according to claim 1,
It is characterized in that：The power source is motor, and the pcb board for controlling the motor rotation is additionally provided in the shell（4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810199170.5A CN108321057A (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker auto recloser with novel transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810199170.5A CN108321057A (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker auto recloser with novel transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108321057A true CN108321057A (en) | 2018-07-24 |
Family
ID=62901489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810199170.5A Pending CN108321057A (en) | 2018-03-12 | 2018-03-12 | A kind of miniature circuit breaker auto recloser with novel transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108321057A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT83627A (en) * | 1985-10-31 | 1986-11-01 | Merlin Gerin | CONTROL MECHANISM FOR LOW VOLTAGE ELECTRIC CIRCUIT BREAKER |
| CN201956225U (en) * | 2011-04-26 | 2011-08-31 | 常安集团有限公司 | Connecting rod applicable to small-size circuit breaker |
| CN103280346A (en) * | 2013-06-05 | 2013-09-04 | 苏州未来电器有限公司 | Operating handle capable of being replaced and used in breaker electric operating mechanism |
| CN104795286A (en) * | 2015-04-30 | 2015-07-22 | 浙江天正电气股份有限公司 | Circuit breaker |
| CN105609383A (en) * | 2016-03-23 | 2016-05-25 | 德力西电气有限公司 | Opening-closing operation control device and circuit breaker |
| CN105719920A (en) * | 2016-04-25 | 2016-06-29 | 宏秀电气有限公司 | Automatic switching miniature circuit breaker |
| CN106252176A (en) * | 2016-08-13 | 2016-12-21 | 郑文秀 | Autoreclose breaker |
| CN208093498U (en) * | 2018-03-12 | 2018-11-13 | 宏秀电气有限公司 | A kind of miniature circuit breaker auto recloser with novel transmission mechanism |
-
2018
- 2018-03-12 CN CN201810199170.5A patent/CN108321057A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT83627A (en) * | 1985-10-31 | 1986-11-01 | Merlin Gerin | CONTROL MECHANISM FOR LOW VOLTAGE ELECTRIC CIRCUIT BREAKER |
| CN201956225U (en) * | 2011-04-26 | 2011-08-31 | 常安集团有限公司 | Connecting rod applicable to small-size circuit breaker |
| CN103280346A (en) * | 2013-06-05 | 2013-09-04 | 苏州未来电器有限公司 | Operating handle capable of being replaced and used in breaker electric operating mechanism |
| CN104795286A (en) * | 2015-04-30 | 2015-07-22 | 浙江天正电气股份有限公司 | Circuit breaker |
| CN105609383A (en) * | 2016-03-23 | 2016-05-25 | 德力西电气有限公司 | Opening-closing operation control device and circuit breaker |
| CN105719920A (en) * | 2016-04-25 | 2016-06-29 | 宏秀电气有限公司 | Automatic switching miniature circuit breaker |
| CN106252176A (en) * | 2016-08-13 | 2016-12-21 | 郑文秀 | Autoreclose breaker |
| CN208093498U (en) * | 2018-03-12 | 2018-11-13 | 宏秀电气有限公司 | A kind of miniature circuit breaker auto recloser with novel transmission mechanism |
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