CN104576235B - Automatic reclosing lock device of miniature circuit breaker - Google Patents
Automatic reclosing lock device of miniature circuit breaker Download PDFInfo
- Publication number
- CN104576235B CN104576235B CN201510038286.7A CN201510038286A CN104576235B CN 104576235 B CN104576235 B CN 104576235B CN 201510038286 A CN201510038286 A CN 201510038286A CN 104576235 B CN104576235 B CN 104576235B
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- China
- Prior art keywords
- bevel gear
- circuit breaker
- base
- miniature circuit
- shaft
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- 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.)
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Classifications
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- 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
-
- 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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- Mechanisms For Operating Contacts (AREA)
- Breakers (AREA)
Abstract
The invention relates to an automatic reclosing lock device of a miniature circuit breaker. The automatic reclosing lock device of the miniature circuit breaker comprises a base, an upper cover, a transmission mechanism, a tripping mechanism and an electronic control unit, wherein the transmission mechanism comprises a reversing motor, an angle gear arranged on a rotating shaft of the reversing motor, a bevel gear meshed with the angle gear, a closing brake micro-switch and a separating brake micro-switch, wherein an universal driving shaft is arranged on the lower end face of the bevel gear, one end of the universal driving shaft penetrates through an installation hole in the base and connected to an operating handle of the miniature circuit breaker, and a manual operation switching mechanism/ an automatically switching mechanism are arranged on the base, corresponding to the bevel gear; the tripping mechanism comprises a iron core, a coil, a tripping shaft, a tripping piece and a photosensitive element, wherein one end of the tripping shaft is arranged in an arc hole, and the other end of the tripping shaft is connected to a moving contact support of the miniature circuit breaker; the electronic control unit controls the reversing motor to rotate forwards, to rotate backwards and to stop the motion, and the bevel gear is driven to achieve the automatic reclosing lock motion of the miniature circuit breaker. The automatic reclosing lock device of the miniature circuit breaker has the advantages of being simple in structure, and stable in performance.
Description
Technical field
The present invention relates to a kind of miniature circuit breaker is and in particular to a kind of auto recloser of miniature circuit breaker.
Background technology
At present, miniature circuit breaker be mainly used in industry, commercially, the various places such as high-rise and residential houses, with China's intelligence
The development of energy electrical network, on the premise of requiring electric power netting safe running, more and more eager to the intellectuality realizing control apparatus.Existing
Low-voltage distribution system in widely used miniature circuit breaker in order to protect the circuit in electric power system without prejudice, when occur alternate
Short circuit, in short-term have a power failure etc. fault when, miniature circuit breaker will automatic trip, with realize protect task, though this technical scheme
So there is the function to electric line and its equipment protection, but when needing user or staff's closing by hand power transmission after Failure elimination,
This miniature circuit breaker exist can not power transmission and waste of manpower in time defect, thus nor the adaptation intelligentized development of electrical network
Demand.Although occurring in that the miniature circuit breaker with reclosing function currently on the market, the reclosing of this miniature circuit breaker
The drive mechanism structure design of device is more complicated, and there is production cost height, the defect of unstable properties, when circuit breaks down
When needing miniature circuit breaker fast trip, the drive mechanism action of this chopper is insensitive, thus causing serious potential safety hazard,
The Electrical Safety of user cannot be ensured.
Content of the invention
It is an object of the invention to overcoming the defect of prior art, provide that a kind of structure is simple, stable performance, production cost
Automatic reclosing dress that is low, can effectively realizing automatic reclosing and not interfere with the miniature circuit breaker of the normal divide-shut brake of chopper
Put.
For achieving the above object, the present invention adopt a kind of auto recloser of miniature circuit breaker, including base, on
Lid, the drive mechanism being arranged on base, the tripping mechanism being arranged at corresponding drive mechanism side on base, Electronic Control dress
Put, described drive mechanism includes clockwise and anticlockwise motor, the bevel gear and the bevel gear phase that are arranged in the rotating shaft of clockwise and anticlockwise motor is nibbled
Arrange at the other end close bevel gear, corresponding to the bevel gear end combined floodgate microswitch being arranged on base, correspond to bevel gear
Separating brake microswitch on base, the described lower surface of bevel gear is provided with universal driving shaft, one end of this universal driving shaft passes through
Installing hole on base is connected in the operation handle of miniature circuit breaker, and described base is provided with handss at corresponding bevel gear
Dynamic/mechanism for automatically switching, described tripping mechanism includes iron core, the coil being arranged on iron core, the arc being arranged on base
Set at the dropout part of the trip shaft of in the hole, the end of correspondence arcuate socket and iron core linkage setting, the other end of corresponding arcuate socket
Put photo-sensitive cell on base, one end of described trip shaft is arranged on arc in the hole, and the other end in this trip shaft is connected to
On the moving contact rack of miniature circuit breaker, described electronic-controlled installation controls clockwise and anticlockwise motor to rotate forward, inverts, stopping action,
And drive bevel gear action to realize the automatic reclosing action of miniature circuit breaker.
The beneficial effect of said structure is：The auto recloser of this miniature circuit breaker has that structure is simple, performance is steady
Fixed, low production cost, can effectively realize automatic reclosing and the advantage not interfering with the normal divide-shut brake of chopper.When small-sized open circuit
Device is threaded off when finishing, and moving contact is disconnected with static contact, and now, the trip shaft being connected with the moving contact rack of miniature circuit breaker is located at
In photo-sensitive cell, trip shaft triggers photo-sensitive cell, and this reclosing device obtains signal, and clockwise and anticlockwise motor starts to rotate forward, rotating
Bevel gear driving bevel gear in the rotating shaft of motor rotates clockwise, and bevel gear drives universal driving shaft to rotate clockwise, universal driving shaft band
The operation handle of dynamic miniature circuit breaker realizes reclosing action, when bevel gear touches combined floodgate microswitch, clockwise and anticlockwise motor
Stop operating, that is, this miniature circuit breaker reclosing finishes；When reclosing device obtains the trip signal of miniature circuit breaker, thread off
The coil electricity of mechanism, thus iron core drives de- fasteners action, dropout part drives trip shaft action, when trip shaft move to photosensitive
When in the induction range of element, clockwise and anticlockwise motor starts, and clockwise and anticlockwise motor starts to rotate backward, in the rotating shaft of clockwise and anticlockwise motor
Bevel gear driving bevel gear rotates counterclockwise, thus the universal driving shaft on bevel gear drives the operation handle of miniature circuit breaker to realize dividing
Lock action, when bevel gear touches separating brake microswitch, clockwise and anticlockwise motor stops operating, and that is, this miniature circuit breaker separating brake is complete
Finish.Adopt photo-sensitive cell on this tripping mechanism, enable non-contact type Trigger Function, thus can guarantee that the weight of this miniature circuit breaker
The sensitivity of closing device action.
The button in chute and button linkage setting that described manual/auto switching mechanism includes being arranged on base
Keeper, the end of corresponding keeper be arranged on boss on base, back-moving spring, described one end of keeper sets
It is equipped with conflict spacer on the upper surface of boss, described keeper is provided with the positioning for being sleeved on universal driving shaft
Hole, the described upper surface of bevel gear is provided with locating shaft, one end card of described back-moving spring turns on locating shaft, this bullet
The other end of spring is conflicted on the inwall of upper lid.It is provided with manual/auto switching mechanism by bevel gear corresponding on base,
Can achieve manually and automatically translation function, when button is pushed to manual gear, button drives keeper action, on keeper
Spacer rotate to boss lower section when, now, bevel gear loses the restraint of keeper, and back-moving spring promotes bevel gear
Downward actuation, bevel gear is separated with bevel gear, thus the operation handle of miniature circuit breaker loses the restraint of bevel gear, that is, grasps
Make personnel and can stir operation handle to realize miniature circuit breaker manual divide-shut brake；When button is pushed to automatic gear, on keeper
Spacer turn on the upper surface of boss, thus keeper promotes bevel gear action upwards, now, bevel gear and bevel gear
It is meshed, that is, realizes automatic divide-shut brake function, now the operation handle of miniature circuit breaker is restricted it is impossible to be grasped manually
Make.
Described keeper is provided with projection near one end of button, and the described lower surface of button is provided with for pacifying
Fill the draw-in groove of described projection.By keeper and the button of this structure setting, consequently facilitating keeper and the assembling of button, improve
The work efficiency of assembly crewman.
Brief description
Fig. 1 is embodiment of the present invention axonometric chart.
Fig. 2 is embodiment of the present invention decomposing schematic representation.
Fig. 3 is embodiment of the present invention gate-dividing state structural representation.
Fig. 4 is embodiment of the present invention "on" position structural representation.
Fig. 5 is the assembling schematic diagram of embodiment of the present invention button and keeper.
Specific embodiment
As shown in Fig. 1,2,3,4,5, the embodiment of the present invention is a kind of auto recloser of miniature circuit breaker, the bottom of including
Seat 10, upper lid 11, the drive mechanism that is arranged on base 10, the dropout machine being arranged on base 10 at corresponding drive mechanism side
Structure, electronic-controlled installation.Described drive mechanism includes clockwise and anticlockwise motor 20, is arranged in the rotating shaft 201 of clockwise and anticlockwise motor 20
Bevel gear 21 and bevel gear 21 combined floodgate that bevel gear 22, corresponding bevel gear 22 end be arranged on base 10 that is meshed micro-
It is arranged on the separating brake microswitch 24 on base 10, described bevel gear 22 at dynamic switch 23, the other end of corresponding bevel gear 22
Lower surface on be provided with universal driving shaft 221, one end of this universal driving shaft 221 passes through the installing hole on base 10 to be connected to small-sized open circuit
In the operation handle of device.It is provided with manual/auto switching mechanism at corresponding bevel gear 22 on described base 10.Described dropout
Mechanism include iron core 31, the coil 30 being arranged on iron core 31, the trip shaft 33 in the arcuate socket 101 that is arranged on base 10,
Correspond to and be arranged at the end of arcuate socket 101 and the dropout part 32 of iron core 31 linkage setting, the other end of corresponding arcuate socket 101
Photo-sensitive cell 34 on base 10, one end of described trip shaft 33 is arranged in arcuate socket 101, the other end in this trip shaft 33
It is connected on the moving contact rack of miniature circuit breaker, described electronic-controlled installation controls clockwise and anticlockwise motor 10 to rotate forward, invert, stop
Stop is made, and drives bevel gear 22 action to realize the automatic reclosing action of miniature circuit breaker.
The auto recloser of this miniature circuit breaker has that structure is simple, stable performance, low production cost, can be effectively real
Existing automatic reclosing and the advantage not interfering with the normal divide-shut brake of chopper.When small size breaker finishes, moving contact with
Static contact disconnects, and now, the trip shaft being connected with the moving contact rack of miniature circuit breaker is located in photo-sensitive cell, and trip shaft triggers
Photo-sensitive cell, this reclosing device obtains signal, and clockwise and anticlockwise motor starts to rotate forward, and the bevel gear in the rotating shaft of clockwise and anticlockwise motor drives
Dynamic bevel gear rotates clockwise, and bevel gear drives universal driving shaft to rotate clockwise, and universal driving shaft drives the operation handle of miniature circuit breaker
Realize reclosing action, when bevel gear touches combined floodgate microswitch, clockwise and anticlockwise motor stops operating, i.e. this miniature circuit breaker
Reclosing finishes；When reclosing device obtains the trip signal of miniature circuit breaker, the coil electricity of tripping mechanism, thus iron core
Drive de- fasteners action, dropout part drives trip shaft action, when trip shaft moves in the induction range of photo-sensitive cell, positive and negative
Rotating motor starts, and clockwise and anticlockwise motor starts to rotate backward, and the bevel gear driving bevel gear in the rotating shaft of clockwise and anticlockwise motor is counterclockwise
Rotate, thus the universal driving shaft on bevel gear drives the operation handle of miniature circuit breaker to realize separating brake action, when bevel gear touches
During separating brake microswitch, clockwise and anticlockwise motor stops operating, and that is, this miniature circuit breaker separating brake finishes.Adopt photosensitive on this tripping mechanism
Element, enables non-contact type Trigger Function, thus can guarantee that the sensitivity of the reclosing device action of this miniature circuit breaker.
In conjunction with Fig. 2 and Fig. 3, in the chute 102 that described manual/auto switching mechanism includes being arranged on base 10 by
Boss 42 that the keeper 41 of button 40 and button 40 linkage setting, the end of corresponding keeper 41 are arranged on base 10, answer
Position spring 43, described one end of keeper 41 is provided with conflict spacer 412 on the upper surface of boss 42, described determines
Location hole 411 for being sleeved on universal driving shaft 221 is provided with the part 41 of position, the described upper surface of bevel gear 22 is provided with
Locating shaft 222, one end card of described back-moving spring 43 turns on locating shaft 222, and the other end of this spring 43 is conflicted in Shang Gai
On 11 inwall.As shown in figure 5, described keeper 41 is provided with projection 413 near one end of button 40, described button 40
Lower surface on be provided with draw-in groove 401 for installing described projection 413.By keeper and the button of this structure setting, from
And it is easy to the assembling of keeper and button, improve the work efficiency of staff.Set by bevel gear corresponding on base
It is equipped with manual/auto switching mechanism, you can realize manually and automatically translation function, when button is pushed to manual gear, button
Drive keeper action, when the spacer on keeper rotates to the lower section of boss, now, bevel gear loses the limit of keeper
Power processed, back-moving spring promotes bevel gear downward actuation, and bevel gear is separated with bevel gear, thus the operation handle of miniature circuit breaker is lost
Go the restraint of bevel gear, that is, operator can stir operation handle and realize miniature circuit breaker manual divide-shut brake；When button pushes away
When moving automatic gear, the spacer on keeper turns on the upper surface of boss, thus keeper promotes bevel gear upwards
Action, now, bevel gear is meshed with bevel gear, that is, realize automatic divide-shut brake function, now the operation handle of miniature circuit breaker
It is restricted it is impossible to be operated manually.
Claims (2)
1. a kind of auto recloser of miniature circuit breaker, including base, Shang Gai, the drive mechanism being arranged on base, right
Answer the tripping mechanism being arranged on base at drive mechanism side, electronic-controlled installation it is characterised in that：Described drive mechanism
Including clockwise and anticlockwise motor, the bevel gear and the bevel gear that are arranged in the rotating shaft of clockwise and anticlockwise motor be meshed bevel gear, corresponding umbrella tooth
The separating brake fine motion being arranged on base at the wheel end combined floodgate microswitch being arranged on base, the other end corresponding to bevel gear
Switch, the described lower surface of bevel gear is provided with universal driving shaft, and one end of this universal driving shaft passes through the installing hole on base to connect
In the operation handle of miniature circuit breaker, described base is provided with manual/auto switching mechanism at corresponding bevel gear, described
Tripping mechanism include iron core, the coil being arranged on iron core, the trip shaft of arc in the hole being arranged on base, corresponding arc
It is arranged on photo-sensitive cell on base, institute at the dropout part of the end in hole and iron core linkage setting, the other end of corresponding arcuate socket
The one end of the trip shaft stated is arranged on arc in the hole, and the other end in this trip shaft is connected to the moving contact rack of miniature circuit breaker
On, described electronic-controlled installation controls clockwise and anticlockwise motor to rotate forward, inverts, stopping action, and it is little to drive bevel gear action to realize
The automatic reclosing action of type chopper, in the chute that described manual/auto switching mechanism includes being arranged on base by
The keeper of button and button linkage setting, the end of corresponding keeper are arranged on boss on base, back-moving spring, described
One end of keeper on be provided with the spacer on the upper surface of boss of conflicting, described keeper is provided with for covering
It is contained in the location hole on universal driving shaft, the described upper surface of bevel gear is provided with locating shaft, one end of described back-moving spring
Card turns on locating shaft, and the other end of this spring is conflicted on the inwall of upper lid.
2. miniature circuit breaker according to claim 1 auto recloser it is characterised in that：Described keeper leans on
One end of nearly button is provided with projection, and the described lower surface of button is provided with the draw-in groove for installing described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038286.7A CN104576235B (en) | 2015-01-23 | 2015-01-23 | Automatic reclosing lock device of miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510038286.7A CN104576235B (en) | 2015-01-23 | 2015-01-23 | Automatic reclosing lock device of miniature circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104576235A CN104576235A (en) | 2015-04-29 |
| CN104576235B true CN104576235B (en) | 2017-02-22 |
Family
ID=53092041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510038286.7A Active CN104576235B (en) | 2015-01-23 | 2015-01-23 | Automatic reclosing lock device of miniature circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104576235B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104795286B (en) * | 2015-04-30 | 2017-09-22 | 浙江天正电气股份有限公司 | A kind of breaker |
| CN104795287B (en) * | 2015-04-30 | 2017-11-03 | 浙江天正电气股份有限公司 | A kind of breaker of flexible energy storage component |
| CN105070608B (en) * | 2015-08-12 | 2017-08-29 | 宏秀电气有限公司 | A kind of method of work of automatic divide-shut brake miniature circuit breaker |
| CN106057600B (en) * | 2016-08-05 | 2023-09-19 | 上海永继电气股份有限公司 | Circuit breaker reclosing device |
| CN106653502B (en) * | 2016-12-30 | 2019-02-22 | 浙江天正电气股份有限公司 | A kind of electrically operated device of remote controlled miniature circuit breaker on/off switch |
| CN107845513B (en) * | 2017-12-07 | 2020-01-31 | 西门子中压开关技术（无锡）有限公司 | Electric operating mechanism and switch device |
| CN108155069B (en) * | 2018-02-09 | 2023-11-17 | 浙江德菱科技股份有限公司 | Reclosing miniature circuit breaker |
| CN109346387B (en) * | 2018-09-25 | 2019-11-29 | 浙江正泰电器股份有限公司 | A kind of energy storage type reclosing breaker and its control circuit and control method |
| KR102285035B1 (en) * | 2019-11-13 | 2021-08-02 | 엘에스일렉트릭(주) | Circuit breaker |
| CN111180273A (en) * | 2020-01-20 | 2020-05-19 | 厦门大恒科技有限公司 | Internet of things miniature circuit breaker with reclosing function |
| CN113451083A (en) * | 2021-06-28 | 2021-09-28 | 温州商学院 | Intelligent automatic reclosing device of molded case circuit breaker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5838219A (en) * | 1997-05-29 | 1998-11-17 | Eaton Corporation | Electrical circuit breaker with manual and remote actuators |
| CN102800538A (en) * | 2012-08-07 | 2012-11-28 | 浙江麦克力电气有限公司 | Automatic switching-on device of circuit breaker |
| CN103887123A (en) * | 2014-03-11 | 2014-06-25 | 温州圣普电气有限公司 | Intelligent switch-on and switch-off device of miniature circuit breaker |
-
2015
- 2015-01-23 CN CN201510038286.7A patent/CN104576235B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5838219A (en) * | 1997-05-29 | 1998-11-17 | Eaton Corporation | Electrical circuit breaker with manual and remote actuators |
| CN102800538A (en) * | 2012-08-07 | 2012-11-28 | 浙江麦克力电气有限公司 | Automatic switching-on device of circuit breaker |
| CN103887123A (en) * | 2014-03-11 | 2014-06-25 | 温州圣普电气有限公司 | Intelligent switch-on and switch-off device of miniature circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104576235A (en) | 2015-04-29 |
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Effective date of registration: 20160523 Address after: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Applicant after: HUANYU GROUP ZHEJIANG HIGH-TECH CO., LTD. Address before: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Applicant before: Huyu Group Co., Ltd. |
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Address after: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Patentee after: Huanyu Group Zhejiang hi tech Limited by Share Ltd Address before: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Patentee before: HUANYU GROUP ZHEJIANG HIGH-TECH CO., LTD. |
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Address after: 325600 Wenzhou Daqiao Industrial Zone, Yueqing City, Zhejiang Province Patentee after: Huanyu Hi Tech Co.,Ltd. Address before: 325604 Zhejiang North Yueqing white elephant Wenzhou Bridge Industrial Zone Patentee before: HUANYU GROUP ZHEJIANG HIGH-TECH Co.,Ltd. |
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Address after: 325600 Wenzhou Daqiao Industrial Park, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Huanyu Hi Tech Co.,Ltd. Address before: 325600 Wenzhou Daqiao Industrial Zone, Yueqing City, Zhejiang Province Patentee before: Huanyu Hi Tech Co.,Ltd. |