CN108242365A - A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle - Google Patents

A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle Download PDF

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Publication number
CN108242365A
CN108242365A CN201810199203.6A CN201810199203A CN108242365A CN 108242365 A CN108242365 A CN 108242365A CN 201810199203 A CN201810199203 A CN 201810199203A CN 108242365 A CN108242365 A CN 108242365A
Authority
CN
China
Prior art keywords
circuit breaker
miniature circuit
new type
brake mechanism
automatic reclosing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810199203.6A
Other languages
Chinese (zh)
Inventor
郑文秀
郑逸扬
钱江波
蔡胜利
陈群胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HONGXIU ELECTRIC CO Ltd
Original Assignee
HONGXIU ELECTRIC CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HONGXIU ELECTRIC CO Ltd filed Critical HONGXIU ELECTRIC CO Ltd
Priority to CN201810199203.6A priority Critical patent/CN108242365A/en
Publication of CN108242365A publication Critical patent/CN108242365A/en
Withdrawn legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02Housings; Casings; Bases; Mountings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/50Manual reset mechanisms which may be also used for manual release
    • H01H71/52Manual reset mechanisms which may be also used for manual release actuated by lever
    • H01H71/521Details concerning the lever handle
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10Operating or release mechanisms
    • H01H71/66Power reset mechanisms
    • H01H71/70Power reset mechanisms actuated by electric motor

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  • Breakers (AREA)

Abstract

A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle.The automatic reclosing brake mechanism for mainly solving present miniature circuit breaker is by drive plate mostly(Transmission gear)It is coaxially disposed with handle, band fixed handle rotation is then come by the pushing block on drive plate, the problem of such structure using effect is bad.The present invention provides a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle, drive plate and rotating disc including coaxial arrangement, 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

A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle
Technical field
The invention belongs to Low Voltage Electrical Apparatus, more particularly to a kind of miniature circuit breaker automatic reclosing with new type handle Brake mechanism.
Background technology
According to the intelligentized demand of China's supply network, State Grid Corporation of China's requirement supply network is 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 there is 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 trouble point can be self-healing, and failure also just disappears immediately.If the at this point, open circuit 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 in 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.
Invention content
In order to overcome the shortcomings of background technology, the present invention provides a kind of miniature circuit breaker with new type handle with automatic weight Switching-on mechanism, the automatic reclosing brake mechanism for mainly solving present miniature circuit breaker are by drive plate mostly(Transmission gear)With hand Handle is coaxially disposed, and is then rotated by the pushing block on drive plate come band fixed handle, such structure using effect is bad to ask Topic.
The technical solution adopted in the present invention is:
A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle, including housing, is additionally provided with dynamic in the housing Power source, rotating disc and oscillating rod;The power source drives turn disc by transmission mechanism;It further includes same with the rotating disc The drive plate of axis setting, the rotating disc are rotated by drive plate band fixed handle, and the oscillating rod is used to pass through band in rotation Dynamic dropout needle makes the first tripping mechanism thread off;It is coaxially provided with terminal pad on the handle, the drive plate circumferential direction wall is equipped with the One fan-shaped teeth portion, the terminal pad peripheral outer wall are equipped with the second fan-shaped teeth portion being meshed with the described first fan-shaped teeth portion.
The beneficial effects of the invention are as follows:The present invention provides a kind of miniature circuit breaker automatic reclosing with new type handle Mechanism, drive plate and rotating disc including coaxial arrangement, rotating disc are connected by power source, and handle is equipped with terminal pad, terminal pad Circumferential and rotating disc is circumferentially with the incomplete tooth of engagement, the drive mechanism drive plate and the non-coaxial setting of handle, and connects Disk is coaxially disposed with handle, simple for structure, is operated steadily.
Description of the drawings
Fig. 1 is the stereoscopic schematic diagram of one embodiment of the invention.
Fig. 2 is the partial schematic diagram in the housing of one embodiment of the invention.
Fig. 3 is confined explosion's schematic diagram of the housing of one embodiment of the invention.
Fig. 4 is the housing of one embodiment of the invention(During separating brake)Schematic diagram.
Fig. 5 is the housing of one embodiment of the invention(During combined floodgate)Schematic diagram.
Fig. 6 is the sectional perspective schematic diagram of one embodiment of the invention.
Fig. 7 is the rotating disc of one embodiment of the invention and the cooperation schematic diagram of oscillating rod(During combined floodgate).
Fig. 8 is the rotating disc of one embodiment of the invention and the cooperation schematic diagram of oscillating rod(During separating brake).
Fig. 9 is the rotating disc of one embodiment of the invention and the exploded perspective view of drive plate.
Figure 10 is the terminal pad of one embodiment of the invention and the exploded perspective view of handle.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings:As shown in the figure, a kind of small-sized open circuit with new type handle Device automatic reclosing brake mechanism including housing 2, is equipped with power source 31, rotating disc and oscillating rod 35 in the housing;The 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, described turn Moving plate axial direction outer wall eccentric part is equipped with pushing block 331, is correspondingly provided with arc groove 341, institute with the pushing block on the drive plate It states drive plate and the drive plate is driven to rotate by stretching into the pushing block of the arc groove;The oscillating rod is rotatably mounted on Housing exterior walls, the rotating disc are equipped with the touch part 342 for driving the oscillating rod rotation, and the oscillating rod is used to turn By the way that dropout needle movement is driven to make small size breaker when dynamic.One of optionally, the lock in breaker is equipped with Dropout needle, oscillating rod stir dropout needle lock are made to thread off when swing, when use, such as want miniature circuit breaker combined floodgate, then It needs to give control signal wire one voltage input signal, after voltage input signal provides, motor starts towards positive direction(Clockwise) Rotation(The rotation direction of motor is completely by smart circuit electronic component module plate(Pcb board)Control).Since worm screw is fixed on On motor transmission shaft, so worm screw also rotates together.At this moment the worm gear being engaged with gear on worm rotates clockwise, band nutating disk It rotates counterclockwise, finally circuit breaker handle is driven to carry out closing operation with mandrel action gear.When drive plate is according to intelligent electricity The time programming of the wiring board setting on road reaches designated time progress closing operation, and motor stalls reach after receiving instruction Precalculated position.Corresponding each gear also stops operating, and be parked on closing position, and shunt trip is also by drive plate drive At the combined floodgate of lower section.At this moment miniature circuit breaker belongs to "on" position.Miniature circuit breaker, can be by manually pulling under "on" position Fixed handle can arbitrarily separating brake or combined floodgate.Further, the product in miniature circuit breaker assembling process, using conductive column and Conductive column using the elasticity of power spring, is pressed on smart circuit electronic component module plate by 29 combination of power spring On, and make conductive column and smart circuit electronic component module plate electrical connection contact good;On the contrary, the other end also utilizes spring Elasticity is pressed on conductive column on the arc striking piece of miniature circuit breaker and does not need to soldering iron welding, is easily electrically connected.Assembling and Disassembly process is quick and easy.
In the present invention, as shown in the figure, the housing side is equipped with groove 201, articulated shaft 2011 is equipped in the groove, The oscillating rod middle-end is equipped with the hinge hole 351 coordinated with the articulated shaft.The structure of groove, and oscillating rod are used herein Outer surface is not higher than the surface of housing, makes whole structure compacter, and oscillating rod is installed on the outer wall of housing, and action is more Add rapidly, disjunction is sensitive.
In the present invention, as shown in the figure, the touch part 342 is the boss that the rotating disc is equipped with, on the housing Equipped with straight slot 202, described oscillating rod one end is equipped with convex block 352, the convex block pass through the straight slot stretch into housing it is interior and with it is described Boss is correspondingly arranged.When turn disc, pushing block is movable in arc groove with the rotation of rotating disc, in itself and arc Drive plate can be pushed to rotate after the contact of shape slot top inner wall, rotation tray bottom is equipped with touch part for swing rod to be pushed to rotate, swing rod One end for drive dropout needle rotate, it is simple in structure, it is easy to use.
In the present invention, as shown in the figure, 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, Oscillating rod is swung by the open-top convex block of arcwall face when rotation, and then dropout needle movement is driven to make screw-home movement, most After make circuit breaker tripping, when resetting, in contrast, first drive lock rotation and then 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, it is described as shown in the figure, 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 is stretched into through-hole, is turned in oscillating rod Dropout needle movement is driven when dynamic.
In the present invention, it as shown in the figure, the power source is motor, is additionally provided with to control the motor in the housing The pcb board 4 of rotation.
In the present invention, as shown in the figure, the transmission mechanism is the worm screw 51 being connect with the motor, the rotating disc 33 It is equipped with the worm gear 332 with the worm engaging.By Worm Wheel System, transmission is bigger, and can have self-locking performance.
In the present invention, as shown in the figure, 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.Installation is easily facilitated, it is easy to assembly.
In the present invention, as shown in the figure, the drive plate circumferential direction wall is equipped with the first fan-shaped teeth portion 344, on the handle 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, is existing There is technology, after drive plate turns to certain stroke, the first fan-shaped teeth portion engages, and then transported with fixed handle with the second fan-shaped teeth portion It is dynamic.
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 (9)

1. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle, including housing(2), it is characterised in that:Institute It states and power source is additionally provided in housing(31), rotating disc and oscillating rod;The power source passes through transmission mechanism(32)Drive rotating disc (33)Rotation;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).
2. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 1, 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 drive plate is driven to rotate.
3. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 2, feature It is:The housing 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 automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 3, feature It is:The oscillating rod is rotatably mounted on housing exterior walls, and the rotating disc is equipped with that the oscillating rod is driven to rotate Touch part(342), the touch part(342)For the boss that the rotating disc is equipped with, the housing is equipped with straight slot (202), described oscillating rod one end is equipped with convex block(352), the convex block stretched into housing across the straight slot and with the boss It is correspondingly arranged.
5. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 4, feature It is:The convex block is cylindrical-shaped structure, and the outside the boss is the arcwall face being slidably matched with the boss peripheral outer wall (3421).
6. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 5, 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.
7. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 6, 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).
8. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 7, feature It is:The power source is motor, and the pcb board for controlling the motor rotation is additionally provided in the housing(4).
9. a kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle according to claim 8, 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).
CN201810199203.6A 2018-03-12 2018-03-12 A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle Withdrawn CN108242365A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810199203.6A CN108242365A (en) 2018-03-12 2018-03-12 A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810199203.6A CN108242365A (en) 2018-03-12 2018-03-12 A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle

Publications (1)

Publication Number Publication Date
CN108242365A true CN108242365A (en) 2018-07-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810199203.6A Withdrawn CN108242365A (en) 2018-03-12 2018-03-12 A kind of automatic reclosing brake mechanism of the miniature circuit breaker with new type handle

Country Status (1)

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CN (1) CN108242365A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108899256A (en) * 2018-07-27 2018-11-27 高能格乐电气股份有限公司 The disengaging deivce of earth leakage of general two kinds of breakers

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1883945A1 (en) * 2005-05-27 2008-02-06 Ellenberger & Poensgen GmbH Device for the remote activation of a manual activation means for a protective switch
CN104269329A (en) * 2014-09-03 2015-01-07 浙江麦克力电气股份有限公司 Re-closure transmission mechanism with clutching function in circuit breaker re-closure device
CN104795286A (en) * 2015-04-30 2015-07-22 浙江天正电气股份有限公司 Circuit breaker
CN105470012A (en) * 2016-01-08 2016-04-06 乐清市万联电器有限公司 Electric operating mechanism for 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
CN205406434U (en) * 2016-03-23 2016-07-27 德力西电气有限公司 Divide closing operation controlling means and circuit breaker
CN206163436U (en) * 2016-11-29 2017-05-10 浙江中富电气有限公司 Automatic reclosing equipment of circuit breaker
CN208045429U (en) * 2018-03-12 2018-11-02 宏秀电气有限公司 A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1883945A1 (en) * 2005-05-27 2008-02-06 Ellenberger & Poensgen GmbH Device for the remote activation of a manual activation means for a protective switch
CN104269329A (en) * 2014-09-03 2015-01-07 浙江麦克力电气股份有限公司 Re-closure transmission mechanism with clutching function in circuit breaker re-closure device
CN104795286A (en) * 2015-04-30 2015-07-22 浙江天正电气股份有限公司 Circuit breaker
CN105470012A (en) * 2016-01-08 2016-04-06 乐清市万联电器有限公司 Electric operating mechanism for 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
CN205406434U (en) * 2016-03-23 2016-07-27 德力西电气有限公司 Divide closing operation controlling means and circuit breaker
CN105719920A (en) * 2016-04-25 2016-06-29 宏秀电气有限公司 Automatic switching miniature circuit breaker
CN206163436U (en) * 2016-11-29 2017-05-10 浙江中富电气有限公司 Automatic reclosing equipment of circuit breaker
CN208045429U (en) * 2018-03-12 2018-11-02 宏秀电气有限公司 A kind of miniature circuit breaker with new type handle automatic reclosing brake mechanism

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108899256A (en) * 2018-07-27 2018-11-27 高能格乐电气股份有限公司 The disengaging deivce of earth leakage of general two kinds of breakers
CN108899256B (en) * 2018-07-27 2024-02-23 高能格乐电气股份有限公司 Leakage tripping device of universal two circuit breakers

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Application publication date: 20180703