CN208336128U - A kind of plastic housing leakage circuit breakers coincidence brake mechanism - Google Patents
A kind of plastic housing leakage circuit breakers coincidence brake mechanism Download PDFInfo
- Publication number
- CN208336128U CN208336128U CN201821137756.0U CN201821137756U CN208336128U CN 208336128 U CN208336128 U CN 208336128U CN 201821137756 U CN201821137756 U CN 201821137756U CN 208336128 U CN208336128 U CN 208336128U
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- driving gear
- motor
- tooth socket
- manual
- breaker
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Abstract
The utility model relates to a kind of plastic housing leakage circuit breakers to be overlapped brake mechanism, including motor, transmission mechanism, transmission mechanism includes the driving gear being arranged in the shaft of motor, the mesh piece for being movably arranged in the shaft of motor and being matched with driving gear, retainer ring on the shaft upper end of motor is set, pressure spring between mesh piece and retainer ring is set, the driven gear being meshed with driving gear, the manual divide-shut brake component being rotatably arranged at corresponding driven gear in breaker upper cover, with the connecting rod of driven gear linkage setting, one end of connecting rod is connected to the metal plate on the upper surface of driven gear, the other end of connecting rod is connected on circuit breaker handle, the lower end of mesh piece is provided with engagement tooth socket, the tooth socket for being provided on driving gear and engaging tooth socket and matching, engagement tooth socket is meshed with tooth socket and constitutes driving gear and mesh piece Clutch fit structure.The utility model has the advantages that structure is simple, stable and reliable for performance, anti-misoperation.
Description
Technical field
The utility model relates to breaker technical fields, and in particular to a kind of plastic housing leakage circuit breakers coincidence brake mechanism.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker has overload, short circuit and low-voltage protection
Function, can protection circuit and power-supply device long-term existence that is not damaged, while can also cannot detecting to overcurrent protection
The fire hazard that may cause of ground fault protection is provided.Existing plastic housing leakage circuit breakers is provided with coincidence brake mechanism, weight
Switching-on mechanism includes two kinds of shutting-brake control modes of electric switch-on and closing by hand of motor control, both shutting-brake control mode phases
Mutually linkage will push motor rotation while closing by hand, increase the resistance of combined floodgate, and external force pushing motor rotates meeting
Motor is damaged, causes the service life of motor to decline, to influence the use of breaker.
Summary of the invention
The purpose of the utility model is to overcome the defect of the prior art, provide a kind of structure it is simple, it is stable and reliable for performance,
Fool proof plastic housing leakage circuit breakers is overlapped brake mechanism.
To achieve the above object, the utility model is overlapped brake mechanism using a kind of plastic housing leakage circuit breakers, including motor, sets
The transmission mechanism between motor and circuit breaker handle is set, the transmission mechanism includes the active being arranged in the shaft of motor
Gear, is arranged on the shaft upper end of motor the mesh piece for being movably arranged in the shaft of motor and matching with driving gear
Retainer ring, be arranged between mesh piece and retainer ring pressure spring, be meshed with driving gear driven gear, at corresponding driven gear
It is rotatably arranged on the manual divide-shut brake component in breaker upper cover, the connecting rod with driven gear linkage setting, one end of connecting rod connects
The metal plate on the upper surface of driven gear is connect, the other end of connecting rod is connected on circuit breaker handle, the mesh piece
Lower end is provided with engagement tooth socket, is provided on the driving gear and the tooth socket that engages tooth socket and match, the engaging tooth
Slot is meshed with tooth socket and constitutes the clutch fit structure of driving gear and mesh piece.
The beneficial effect of above structure is: the coincidence brake mechanism of the plastic housing leakage circuit breakers is simple with structure, performance is steady
The advantages of fixed reliable, anti-misoperation, motor turns clockwise, mesh piece under the action of pressure spring with driving gear engagement rotation, band
Dynamic driven gear rotates counterclockwise, and since metal plate is fixed by screws on driven gear, all metal plates are with driven tooth
Wheel rotates counterclockwise together, and metal plate drives connecting rod back and forth movement, to realize the automatic divide-shut brake of breaker.Driving gear with nibble
The clutch fit structure of component can avoid damaging motor because of the rotation of external force pushing motor, and advantageous extension breaker uses the longevity
Life.
Particularly, the manual divide-shut brake component includes the manual knob and hand being rotatably arranged in breaker upper cover
The manual handle that the revolving fragment of dynamic knob linkage cooperation, setting match on a metal plate and with revolving fragment, the manual rotation
The upper end of button is provided with the handle handle hole being exposed at outside breaker upper cover, and the lower end of the manual knob extends on-board the circuit breaker
In lid, and revolving fragment is arranged on the lower end of manual knob, and the revolving fragment acts with manual knob and can stir manual hand
Handle movement.By being provided with manual divide-shut brake component on upper lid, so that the manual divide-shut brake function of the coincidence brake mechanism can be realized
Can, operator rotates clockwise manual knob, drives revolving fragment rotary manual handle, allows connecting rod to do back and forth movement, make breaker
Divide-shut brake.Driving gear is separated with mesh piece at this time.If operator's maloperation manual knob, operates manual knob counterclockwise,
Driving gear is engaged with mesh piece at this time, and entire mechanism will lock, and avoids damaging motor because of maloperation, to be conducive to
Extend the service life of breaker.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model plastic housing leakage circuit breakers.
Fig. 2 is that the utility model plastic housing leakage circuit breakers removes the perspective view after upper cover.
Fig. 3 is the utility model embodiment perspective view.
Fig. 4 is the perspective view of the utility model embodiment driving gear.
Fig. 5 is the perspective view of the utility model embodiment mesh piece.
Specific embodiment
As shown in Fig. 1~5, the utility model embodiment is a kind of plastic housing leakage circuit breakers coincidence brake mechanism, including motor
10, the transmission mechanism 20 between motor 10 and circuit breaker handle 11 is set, and the transmission mechanism 20 includes being arranged in motor
Driving gear 21 in 10 shaft 101 is movably arranged in the shaft 101 of motor 10 and nibbles with what driving gear 21 matched
Component 22, the retainer ring 23 being arranged on 101 upper end of shaft of motor 10, the pressure spring being arranged between mesh piece 22 and retainer ring 23
24, it is rotatably arranged in breaker upper cover 12 at driven gear 25 that driving gear 21 is meshed, corresponding driven gear 25
Manual divide-shut brake component 30, the connecting rod 26 with the linkage setting of driven gear 25, one end of connecting rod 26 is connected to driven gear 25
Metal plate 27 on upper surface, the other end of connecting rod 26 are connected on circuit breaker handle 11, and the lower end of the mesh piece 22 is set
Be equipped with engagement tooth socket 221, be provided on the driving gear 21 with the tooth socket 211 that engages tooth socket 221 and match, described nibbles
Tooth socket 221 is closed to be meshed with tooth socket 211 and constitute the clutch fit structure of driving gear 21 Yu mesh piece 22.
The manual divide-shut brake component 30 include be rotatably arranged in breaker upper cover 12 manual knob 31, with manually
Revolving fragment 32 that knob 31 is linked, the manual handle 33 for being arranged on metal plate 27 and being matched with revolving fragment 32, it is described
The upper end of manual knob 31 be provided with the handle handle hole 311 being exposed at outside breaker upper cover 12, the manual knob 31
Lower end extends in breaker upper cover 12, and revolving fragment 32 is arranged on the lower end of manual knob 31, the revolving fragment 32 with
Manual knob 31 acts and can stir the movement of manual handle 33.By being provided with manual divide-shut brake component on upper lid, so as to
Realize the manual divide-shut brake function of the coincidence brake mechanism, operator rotates clockwise manual knob, drives revolving fragment rotary manual
Handle allows connecting rod to do back and forth movement, makes circuit-breaker switching on-off.Driving gear is separated with mesh piece at this time.If operator accidentally grasps
Make manual knob, operate manual knob counterclockwise, driving gear is engaged with mesh piece at this time, and entire mechanism will lock, and is kept away
Exempt to damage motor because of maloperation, to be conducive to extend the service life of breaker.
The coincidence brake mechanism of the plastic housing leakage circuit breakers has the advantages that structure is simple, stable and reliable for performance, anti-misoperation,
Motor turns clockwise, and mesh piece, with driving gear engagement rotation, drives driven gear to rotate counterclockwise under the action of pressure spring, by
It is fixed by screws on driven gear in metal plate, all metal plates are rotated counterclockwise with driven gear, metal plate
Connecting rod back and forth movement is driven, to realize the automatic divide-shut brake of breaker.The clutch fit structure of driving gear and mesh piece, can keep away
Exempt to damage motor because external force pushing motor rotates, the advantageous service life for extending breaker.
Claims (2)
1. a kind of plastic housing leakage circuit breakers is overlapped brake mechanism, including motor, the transmission being arranged between motor and circuit breaker handle
Mechanism, it is characterised in that: the transmission mechanism includes the driving gear being arranged in the shaft of motor, is movably arranged on motor
Shaft on and matched with driving gear mesh piece, be arranged on the shaft upper end of motor retainer ring, be arranged in mesh piece
Pressure spring between retainer ring, the driven gear being meshed with driving gear are rotatably arranged on breaker at corresponding driven gear
Manual divide-shut brake component, the connecting rod with driven gear linkage setting covered, one end of connecting rod is connected to the upper end of driven gear
The other end of metal plate on face, connecting rod is connected on circuit breaker handle, and the lower end of the mesh piece is provided with engagement tooth socket,
The tooth socket for being provided on the driving gear and engaging tooth socket and matching, the engagement tooth socket are meshed and constitute with tooth socket
The clutch fit structure of driving gear and mesh piece.
2. plastic housing leakage circuit breakers according to claim 1 is overlapped brake mechanism, it is characterised in that: the manual divide-shut brake
Component includes the manual knob being rotatably arranged in breaker upper cover, the revolving fragment being linked with manual knob, is arranged in gold
Belong to the manual handle matched on plate and with revolving fragment, the upper end of the manual knob, which is provided with, to be exposed at outside breaker upper cover
The lower end of handle handle hole, the manual knob extends in breaker upper cover, and revolving fragment is arranged under manual knob
On end, the revolving fragment acts with manual knob and can stir manual handle and acts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821137756.0U CN208336128U (en) | 2018-07-18 | 2018-07-18 | A kind of plastic housing leakage circuit breakers coincidence brake mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821137756.0U CN208336128U (en) | 2018-07-18 | 2018-07-18 | A kind of plastic housing leakage circuit breakers coincidence brake mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208336128U true CN208336128U (en) | 2019-01-04 |
Family
ID=64784819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821137756.0U Active CN208336128U (en) | 2018-07-18 | 2018-07-18 | A kind of plastic housing leakage circuit breakers coincidence brake mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208336128U (en) |
-
2018
- 2018-07-18 CN CN201821137756.0U patent/CN208336128U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325603 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Huanyu Hi Tech Co.,Ltd. Address before: 325603 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: HUANYU GROUP ZHEJIANG HIGH-TECH Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |