CN205595289U - Aftercurrent protection circuit breaker - Google Patents
Aftercurrent protection circuit breaker Download PDFInfo
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- CN205595289U CN205595289U CN201620441065.4U CN201620441065U CN205595289U CN 205595289 U CN205595289 U CN 205595289U CN 201620441065 U CN201620441065 U CN 201620441065U CN 205595289 U CN205595289 U CN 205595289U
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- gear
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Abstract
The utility model relates to an aftercurrent protection circuit breaker, the on -line screen storage device comprises a base, operating device, contact system, the arc extinguishing system, the release, a middle cover, the face lid, divide -shut brake indicating device, manual automatic opening/closing switching device includes the motor, the gear wheel, prevent the cam pack that turns back, intermediate gear, the cam, the connecting rod, hand movement (HM) divide -shut brake mechanism, prevent turing back the cam pack including setting up the cam that turns back of preventing on the gear wheel up end, the setting in the cam of preventing turing back and with the limiting gear of motor linkage, the setting in the cam of preventing turing back and with the limiting gear matched with locating part, the apron of setting on the cam of preventing turing back, the one end of connecting rod is connected on the cam, the other end of connecting rod is connected on operating device's handle, and the handle is provided with the groove of stepping down on one side of intermediate gear, and the separating brake is realized along with the handle that the cam action just can drive operating device to the connecting rod, the feed motion. The utility model has the advantages of compact structure, reliable, the long service life of small, stable performance.
Description
Technical field
This utility model relates to breaker technical field, is specifically related to a kind of residual current protecting and breaks
Road device.
Background technology
Aftercurrent protection circuit breaker is primarily adapted for use in exchange 50Hz, rated voltage 400V, volume
Determine electric current in the distribution network of 800A, be used for providing mediate contact to protect people, it is also possible to
Prevent because of apparatus insulated damage, produce earth-fault current and the fire hazard that causes, and can
It is used for distributing electric energy and protection circuit and the overload of power-supply device, short circuit, electric leakage.At present, city
It is both provided with manual/auto switching off/on device on most of surplus current protection chopper on field,
But, on this Aftercurrent protection circuit breaker, the structure of manual/auto switching off/on device designs not
Rationally, thus, this Aftercurrent protection circuit breaker exists that volume is big, unstable properties, use
The defect that life-span is short.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, it is provided that a kind of structure is tight
Gather, volume is little, stable and reliable for performance, the Aftercurrent protection circuit breaker of length in service life.
For achieving the above object, this utility model uses a kind of Aftercurrent protection circuit breaker, bag
Include base, operating mechanism, contact system, arc quenching system, electrical apparatus release, middle cover, cover, divide
Close a floodgate instruction device, the manual/auto switching off/on device being arranged in middle cover, corresponding manually/
Automatically the power panel that covers in being arranged at switching off/on device side, the surface of corresponding power plate
Place is arranged on the wiring board in cover, and described manual/auto switching off/on device includes being arranged on
It is provided with anti-reverse on motor in middle cover, the gear wheel being arranged on machine shaft, gear wheel
Cam pack, rotate be arranged in cover and be meshed with gear wheel idler gear, be arranged on
Cam on idler gear, connecting rod, be arranged in cover and match with idler gear manual
Close/open machine, described anti-reverse cam pack includes that be arranged on gear wheel upper surface prevents
Inverse cam, be arranged in anti-reverse cam and with the position limited gear of motor linkage, be arranged on anti-
The locating part in inverse cam and matched with position limited gear, the lid being arranged on anti-reverse cam
Plate, one end of described connecting rod is connected on cam, and the other end of connecting rod is connected to operating mechanism
Handle on, and handle is provided with a slot to make way, and connecting rod on the side of idler gear
With cam action and the handle of band pneumatic operating mechanism separating brake, feed motion can be realized.
Said structure provides the benefit that: this Aftercurrent protection circuit breaker have compact conformation,
Stable and reliable for performance, the advantage of length in service life.And arrange on this Aftercurrent protection circuit breaker
There is manual/auto switching off/on device, when automatic divide-shut brake, driven by motor bull gear drive,
Gear wheel drives idler gear to rotate, the cam driven connecting rod action on idler gear, connecting rod band
The handle action of pneumatic operating mechanism, thus realize automatic deciliter of this Aftercurrent protection circuit breaker
Lock；Gear wheel arranges an anti-reverse cam pack, by this anti-reverse cam pack,
Achieve gear wheel the single-way linkage of motor is connected, when manual divide-shut brake, manual divide-shut brake
Mechanism can directly pass through the handle action of idler gear band pneumatic operating mechanism, and drive motor does not turns
Dynamic, reduce the infringement to motor, extend the life-span of this Aftercurrent protection circuit breaker, and
The resistance of rotation manual rotating shaft is less.And be provided with one at corresponding idler gear on handle and step down
Groove, when handle motion to idler gear side, handle will not touch idler gear, also contract
Short distance between idler gear and handle, thus effectively reduce this manual/auto point
The volume of closing device.
Especially, described manual close/open machine includes arranging at the side of corresponding idler gear
The bracing frame that covers in, rotate be arranged in bracing frame hand-operated rotating shaft, be arranged on and manually turn
It is fixed on manually at the little gear that is meshed on axle and with idler gear, the lower section of corresponding little gear
Castle wheel in rotating shaft, spring, described spring housing is contained on hand-operated rotating shaft, and the two of spring
End is conflicted respectively on the little gear top board with bracing frame, and the lower end of described little gear is provided with
Draw-in groove, the upper end of castle wheel is provided with clutch tooth, and described clutch tooth is meshed with draw-in groove, structure
Castle wheel is become to be linked in the clockwise direction with little gear, and in the counterclockwise direction freely
Coordinate, and the upper end of hand-operated rotating shaft is provided with the handle socket being exposed at outside cover.This manual deciliter
It is provided with castle wheel on the hand-operated rotating shaft of brake mechanism, when hand-operated rotating shaft rotates clockwise, clutch
Wheel is with hand-operated rotating shaft action, and little gear is linked with castle wheel, and little gear rotates with castle wheel,
Little gear driven idler gear rotates, idler gear drivening rod action, thus realizes this residue
The manual divide-shut brake of current protection chopper；When hand-operated rotating shaft rotates counterclockwise, castle wheel with
Little gear freely coordinates, and little gear does not rotates with castle wheel, thus avoids and lead because of maloperation
Cause electric machine rotation, damage motor, affect electrical machinery life, thus extend this comprehensive protection device
Service life.
Accompanying drawing explanation
Fig. 1 is this utility model embodiment axonometric chart.
Fig. 2 is the axonometric chart after this utility model removes cover, middle cover, power panel, wiring board.
Fig. 3 is the axonometric chart of the manual/auto switching off/on device of this utility model.
Fig. 4 is the assembling assumption diagram of this utility model gear wheel and anti-reverse cam pack.
Fig. 5 is the axonometric chart of this utility model castle wheel.
Fig. 6 is the axonometric chart of the little gear of this utility model.
Detailed description of the invention
As shown in Fig. 1,2,3,4,5,6, this utility model embodiment is a kind of residue electricity
Stream protective breaker, including base 10, operating mechanism 20, contact system, arc quenching system,
Electrical apparatus release, middle cover 11, cover 12, divide-shut brake instruction device, the hands being arranged in middle cover 11
It is arranged at dynamic/automatic switching off/on device 30, corresponding manual/auto switching off/on device 30 side
It is arranged on the circuit in cover 12 at power panel on middle cover 11, the surface of corresponding power plate
Plate, motor 31 that described manual/auto switching off/on device 30 includes being arranged in middle cover 11,
It is provided with anti-reverse cam pack on the gear wheel 32 that is arranged on machine shaft, gear wheel 32
33, rotate be arranged on middle cover 11 and be meshed with gear wheel 32 idler gear 34, set
Put the cam 35 on idler gear 34, connecting rod 36, be arranged on middle cover 11 and with centre
The manual close/open machine 40 that gear 34 matches, described anti-reverse cam pack 33 wraps
Include be arranged on gear wheel 32 upper surface anti-reverse cam 331, be arranged on anti-reverse cam
In 33 and with the position limited gear 332 of motor 31 linkage, be arranged on anti-reverse cam 331 in and
The locating part 333 matched with position limited gear 332, the lid being arranged on anti-reverse cam 331
Plate 334, one end of described connecting rod 36 is connected on cam 35, the other end of connecting rod 36
It is connected on the handle 21 of operating mechanism 20, and handle 21 is towards the side of idler gear 34
On be provided with a slot to make way 221, and connecting rod 36 with cam 35 action and can drive operation machine
The handle 21 of structure 20 realizes separating brake, feed motion.As shown in Fig. 2,3,5,6, described
Manual close/open machine 40 include being arranged on middle cover 11 at the side of corresponding idler gear 34
On bracing frame 41, rotate be arranged in bracing frame 41 hand-operated rotating shaft 42, be arranged on manually
The little gear 44 being meshed in rotating shaft 42 and with idler gear 34, corresponding little gear 44 times
The castle wheel 43 that is fixed at Fang on hand-operated rotating shaft 42, spring 45, described spring 45 overlaps
It is contained on hand-operated rotating shaft 42, and conflicts respectively in little gear 44 and support in the two ends of spring 45
On the top board 411 of frame 41, the lower end of described little gear 44 is provided with draw-in groove 441, clutch
The upper end of wheel 43 is provided with clutch tooth 431, and described clutch tooth 431 is nibbled with draw-in groove 441 phase
Close, constitute castle wheel 43 and be linked in the clockwise direction with little gear 44, and in the inverse time
Pin freely coordinates on direction, and the upper end of hand-operated rotating shaft 42 is provided with the hands being exposed at outside cover 12
Handle jack 421.It is provided with castle wheel, manually on the hand-operated rotating shaft of this manual close/open machine
When rotating shaft rotates clockwise, castle wheel is joined with castle wheel linkage with hand-operated rotating shaft action, little gear
Closing, little gear rotates with castle wheel, and little gear driven idler gear rotates, and idler gear drives
Connecting rod action, thus realize the manual divide-shut brake of this Aftercurrent protection circuit breaker；Manually turning
When axle rotates counterclockwise, castle wheel freely coordinates with little gear, and little gear does not rotates with castle wheel,
Thus avoid and cause electric machine rotation because of maloperation, damage motor, affect electrical machinery life, from
And extend the service life of this comprehensive protection device.
This Aftercurrent protection circuit breaker has compact conformation, stable and reliable for performance, service life
Long advantage.And on this Aftercurrent protection circuit breaker, it is provided with manual/auto switching off/on device,
When automatic divide-shut brake, driven by motor bull gear drive, gear wheel drives idler gear to rotate,
Cam driven connecting rod action on idler gear, the handle action of connecting rod band pneumatic operating mechanism, from
And realize the automatic divide-shut brake of this Aftercurrent protection circuit breaker；Gear wheel arranges one prevent
Inverse cam assembly, by this anti-reverse cam pack, it is achieved that unidirectional to motor of gear wheel
Being connected, when manual divide-shut brake, manual close/open machine can directly pass through center tooth wheel belt
The handle action of pneumatic operating mechanism, and drive motor does not rotates, and reduces the infringement to motor,
Extend the life-span of this Aftercurrent protection circuit breaker, and the resistance of rotation manual rotating shaft is less.
And it is provided with a slot to make way, when handle motion is to idler gear at corresponding idler gear on handle
During side, handle will not touch idler gear, also shortens between idler gear and handle
Distance, thus effectively reduce the volume of this manual/auto switching off/on device.
Claims (2)
1. an Aftercurrent protection circuit breaker, including base, operating mechanism, contact system,
Arc quenching system, electrical apparatus release, middle cover, cover, divide-shut brake indicate device, are arranged in middle cover
It is arranged on middle cover at manual/auto switching off/on device, corresponding manual/auto switching off/on device side
On power panel, corresponding power plate surface at the wiring board that is arranged in cover, its feature
It is: described manual/auto switching off/on device includes motor, the setting being arranged in middle cover
It is provided with anti-reverse cam pack on gear wheel on machine shaft, gear wheel, rotates and arrange
The idler gear covered in and be meshed with gear wheel, the cam being arranged on idler gear,
Connecting rod, be arranged in the manual close/open machine that covers and match with idler gear, described
Anti-reverse cam pack include the anti-reverse cam being arranged on gear wheel upper surface, be arranged on anti-
In inverse cam and with the position limited gear of motor linkage, be arranged on anti-reverse cam in and with spacing
Locating part that gear matches, the cover plate being arranged on anti-reverse cam, the one of described connecting rod
End is connected on cam, and the other end of connecting rod is connected on the handle of operating mechanism, and handle court
On the side of idler gear, it is provided with a slot to make way, and connecting rod with cam action and can drive
The handle of operating mechanism realizes separating brake, feed motion.
Aftercurrent protection circuit breaker the most according to claim 1, it is characterised in that:
Described manual close/open machine covers in including being arranged at the side of corresponding idler gear
Bracing frame, rotate be arranged in bracing frame hand-operated rotating shaft, be arranged on hand-operated rotating shaft and with in
Between gear be meshed little gear, corresponding little gear lower section at be fixed on hand-operated rotating shaft from
Closing wheel, spring, described spring housing is contained on hand-operated rotating shaft, and conflicts respectively in the two ends of spring
On the little gear top board with bracing frame, the lower end of described little gear is provided with draw-in groove, clutch
Wheel upper end be provided with clutch tooth, described clutch tooth is meshed with draw-in groove, constitute castle wheel and
Little gear is linked in the clockwise direction, and the most freely coordinates, and hands
The upper end of dynamic rotating shaft is provided with the handle socket being exposed at outside cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441065.4U CN205595289U (en) | 2016-05-08 | 2016-05-08 | Aftercurrent protection circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441065.4U CN205595289U (en) | 2016-05-08 | 2016-05-08 | Aftercurrent protection circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205595289U true CN205595289U (en) | 2016-09-21 |
Family
ID=56932046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620441065.4U Active CN205595289U (en) | 2016-05-08 | 2016-05-08 | Aftercurrent protection circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205595289U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110914632A (en) * | 2018-04-28 | 2020-03-24 | 深圳市大疆创新科技有限公司 | Gear transmission mechanism and water bullet rifle |
| WO2020108553A1 (en) * | 2018-11-28 | 2020-06-04 | 苏州景泰电气有限公司 | Electric operating mechanism |
| CN114783835A (en) * | 2022-05-17 | 2022-07-22 | 浙江东安电器有限公司 | Pluggable photovoltaic protection circuit breaker |
-
2016
- 2016-05-08 CN CN201620441065.4U patent/CN205595289U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110914632A (en) * | 2018-04-28 | 2020-03-24 | 深圳市大疆创新科技有限公司 | Gear transmission mechanism and water bullet rifle |
| WO2020108553A1 (en) * | 2018-11-28 | 2020-06-04 | 苏州景泰电气有限公司 | Electric operating mechanism |
| CN114783835A (en) * | 2022-05-17 | 2022-07-22 | 浙江东安电器有限公司 | Pluggable photovoltaic protection circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG TENGEN ELECTRIC Co.,Ltd. Assignor: ZHEJIANG DELING TECHNOLOGY Co.,Ltd. Contract record no.: X2020980005180 Denomination of utility model: Residual current protection circuit breaker Granted publication date: 20160921 License type: Common License Record date: 20200820 |