CN203882931U - Automatic reclosing device of circuit breaker - Google Patents
Automatic reclosing device of circuit breaker Download PDFInfo
- Publication number
- CN203882931U CN203882931U CN201420185136.XU CN201420185136U CN203882931U CN 203882931 U CN203882931 U CN 203882931U CN 201420185136 U CN201420185136 U CN 201420185136U CN 203882931 U CN203882931 U CN 203882931U
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- CN
- China
- Prior art keywords
- spring
- housing
- circuit breaker
- gear
- slip lid
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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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to an automatic reclosing device of a circuit breaker, which comprises a shell, a transmission mechanism and an electronic control mechanism, wherein the transmission mechanism comprises a positive and negative rotating motor, a bevel gear, a micro switch, an energy storage operating mechanism, a shaft, a handle and a transmission arm, the handle is provided with a linkage check block at the side which is opposite to the clockwise direction of the transmission arm and forms a structure that the handle and the transmission arm are in linkage in the clockwise direction and in free fit in the anti-clockwise direction, the energy storage operating mechanism comprises a spring mechanism and a buckle, the buckle is provided with an energy storage check block matched with the spring mechanism, an output shaft of the positive and negative rotating motor is provided with a gear, the gear is provided with the bevel gear in a linkage mode, the bevel gear is rotatably fixed on a shell and provided with a matched second torsion spring at the fixed end, the bevel gear is connected to the lower end of the spring mechanism through a first connecting rod, and the upper end of the spring mechanism is connected to the transmission arm through a second connecting rod. The automatic reclosing device of the circuit breaker has the advantages of simple structure and stable operation.
Description
Technical field
The utility model is specifically related to a kind of auto recloser of circuit breaker.
Background technology
At present, along with the development of China's intelligent grid, requiring under the prerequisite of electric power netting safe running, more and more eager to realizing the intellectuality of control apparatus.In existing low-voltage distribution system, extensively adopt circuit breaker in order to protect the circuit in electric power system to be without prejudice; when there is the faults such as phase fault, power failure in short-term; circuit breaker will automatic trip; to realize the task of protection; although this technical scheme has the function of pair electric line and equipment protection thereof; but after Failure elimination, need user or staff's closing by hand power transmission; there is the defect of power transmission and waste of manpower in time in this circuit breaker, thereby can not adapt to the intelligentized growth requirement of electrical network.Yet, the existing circuit breaker with auto recloser is because its transmission mechanism design is unreasonable, and when circuit breaks down while needing circuit breaker fast trip, the transmission mechanism action of this circuit breaker is insensitive, thereby cause serious potential safety hazard, cannot guarantee user's Electrical Safety.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, a kind of simple in structure, working stability is provided, can effectively realizes automatic reclosing and can not affects the auto recloser of the circuit breaker of the normal divide-shut brake of circuit breaker.
For achieving the above object, the utility model adopts a kind of auto recloser of circuit breaker, comprise housing, be placed in transmission mechanism and electronic control mechanism in housing, described transmission mechanism comprises clockwise and anticlockwise motor, gear, bevel gear, be fixedly installed on the fine motion on housing, stored energy operating mechanism, axle, synchronize the handle being rotatably assorted with axle, the transmission arm being freely rotatably assorted with axle, described handle is provided with interlock block with respect to a clockwise side of transmission arm, and form handle and transmission arm links in up time direction, free fit structure in counter clockwise direction, described stored energy operating mechanism also comprises spring mechanism and is movably fixed to the snap close in housing, on described snap close, be provided with the energy storage block suitable with spring mechanism, and the stiff end place of this snap close is provided with the first suitable torsion spring, described gear is arranged on the output shaft of clockwise and anticlockwise motor, this gear-linked is provided with bevel gear, and this bevel-gear rotating is fixed on housing and stiff end place is provided with the second suitable torsion spring, described bevel gear is connected to the lower end of spring mechanism by first connecting rod, and the upper end of spring mechanism is connected on transmission arm by second connecting rod, described electronic control mechanism is controlled clockwise and anticlockwise motor forward, is reversed, stops action, drives the handle reclosing action on transmission mechanism.
Especially, described spring mechanism comprises spring base, spring, pull bar, spring cup, and described spring and pull bar are all arranged in the spring cup of spring base.
Especially, described pull bar is T-shaped structure, and the lower end of pull bar is connected on one end of first connecting rod, and this first connecting rod can drive described pull bar Compress Spring to realize the stored energy operation of spring mechanism.
Especially, described housing upper end is provided with switch slip lid, this switch slip lid can reciprocatingly slide in the chute of housing, and fine motion place in switch slip lid corresponding housing is provided with corresponding boss, this boss can with switch slip lid slide promote fine motion contact realize fine motion minute, disconnected.
Especially, on described switch slip lid, be provided with location hole, on described housing, the location hole place on inductive switch slip lid be provided with to suitable clamp.
Operation principle of the present utility model is: by said structure, arrange, described clockwise and anticlockwise motor forward, gear drive bevel gear on clockwise and anticlockwise motor output shaft, and then drive spring mechanism drop-down, and then drive transmission arm to clockwise rotate, and then band fixed handle clockwise rotates, realize the reclosing operation of circuit breaker, when the spring base of spring mechanism is drop-down while being stopped by the energy storage block on snap close, spring base stops action, and spring starts compressed energy-storage, until snap close is backed down, spring energy-storage discharges, and spring base is drop-down fast, thereby reaches the object of rapid closing.After breaker closing, clockwise and anticlockwise motor reversion, gear drive bevel-gear rotating on clockwise and anticlockwise motor output shaft, and then spring mechanism is upwards pushed away, drive transmission arm rotates counterclockwise, and because transmission arm and handle are to be freely rotatably assorted, so transmission arm can not rotate with handle, when bevel gear is got back to original position, clockwise and anticlockwise motor stops operating.The beneficial effects of the utility model are: simple in structure, working stability, can effectively realize automatic reclosing and can not affect normal minute, feed motion of circuit breaker.And on the housing of this circuit breaker, be provided with switch slip lid, when Drawing switch slip lid, fine motion is closed, thereby the power connection of clockwise and anticlockwise motor, circuit breaker has reclosing function, when pushing switch slip lid open, fine motion disconnects, and the power supply of clockwise and anticlockwise motor disconnects, and circuit breaker does not now possess reclosing function, and this switch slip lid also has dustproof function, and the location hole on the clamp on housing and switch slip lid can play the effect of location.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment internal structure schematic diagram.
Fig. 2 is the utility model handle and the schematic diagram that coordinates of transmission arm.
Fig. 3 is the utility model housing and the schematic diagram that coordinates of switch slip lid.
Fig. 4 is the utility model embodiment right view.
Fig. 5-1 to Fig. 5-5 are the utility model embodiment operating state flow chart.
Embodiment
As shown in Figure 1,2,3, 4, the utility model embodiment is a kind of auto recloser of circuit breaker, comprise housing 10, be placed in transmission mechanism and electronic control mechanism in housing 10, the transmission arm 25 that described transmission mechanism comprises clockwise and anticlockwise motor 20, gear 201, bevel gear 21, be fixedly installed on fine motion 22, stored energy operating mechanism, axle 23 on housing 10, synchronize the handle 24 that is rotatably assorted, be freely rotatably assorted with axle 23 with axle 23.As shown in Figure 2, described handle 24 is provided with interlock block 241 with respect to the clockwise side of transmission arm 25, and form that handle 24 links in up time direction with transmission arm 25, free fit structure in counter clockwise direction.Described stored energy operating mechanism also comprises spring mechanism 26 and is movably fixed to the snap close 27 in housing 10, and on described snap close 27, be provided with the energy storage block 271 suitable with described spring mechanism 26, and the stiff end place of this snap close 27 is provided with the first suitable torsion spring 28, described gear 201 is arranged on the output shaft of clockwise and anticlockwise motor 20, this gear 20 is linkedly set with bevel gear 21, and these bevel gear 21 rotations are fixed on housing 10 and stiff end place is provided with the second adaptive torsion spring 29, the first described torsion spring 28, the second torsion spring 29 is and is hingedly fixed on housing 10.Described bevel gear 21 is connected to the lower end of spring mechanism 26 by first connecting rod 31, and the upper end of spring mechanism 26 is connected on transmission arm 25 by second connecting rod 30; Described electronic control mechanism is controlled clockwise and anticlockwise motor 20 forwards, is reversed, stops action, drives the handle 24 on transmission mechanism to realize reclosing action.Described spring mechanism 26 comprises spring base 261, spring 264, pull bar 263, spring cup 262, the quantity of described spring 264 is two and is separately positioned on the both sides of T-shaped pull bar 263, and described spring 264 is all arranged in the spring cup 262 of spring base 261 with pull bar 263.Described pull bar 263 is T-shaped structure, and the lower end of pull bar 263 is connected on one end of first connecting rod 31, and this first connecting rod 31 can drive described pull bar 263 Compress Springs 264 to realize the stored energy operation of spring mechanism 26.
As shown in Figure 3, described housing 10 upper ends are provided with switch slip lid 32, this switch slip lid 32 can reciprocatingly slide in the chute 101 of housing 10, and fine motion 22 places in switch slip lid 32 corresponding housing 10 are provided with corresponding boss 321, this boss can 321 with switch slip lid 32 slide promote fine motion contacts 221 realize fine motion 22 minute, disconnected.As shown in Figure 4, on described switch slip lid 32, be provided with location hole 322, on described housing 10, location hole 322 places on inductive switch slip lid 32 be provided with to suitable clamp 102.
Operation principle of the present utility model is: referring to Fig. 5-1, and the clockwise and anticlockwise motor forward on this circuit breaker auto recloser, and then the gear drive bevel gear on clockwise and anticlockwise motor output shaft; Referring to Fig. 5-2, bevel gear drives spring mechanism drop-down, and then drives transmission arm to clockwise rotate, and when the spring base of spring mechanism is drop-down while being stopped by the energy storage block on snap close, spring base stops action; Referring to Fig. 5-3 and Fig. 5-4, bevel gear drives the pull bar on spring mechanism to realize drop-down action, pull bar Compress Spring, spring mechanism starts energy storage, until snap close is backed down, spring energy-storage discharges, spring base is drop-down fast, and transmission arm is with fixed handle to rotate fast, thereby reaches the object of rapid closing.
After breaker closing, referring to Fig. 5-5, clockwise and anticlockwise motor reversion, gear drive bevel-gear rotating on clockwise and anticlockwise motor output shaft, and then spring mechanism is upwards pushed away, drive transmission arm to rotate counterclockwise, because transmission arm and handle are to be freely rotatably assorted, therefore transmission arm can not rotate with handle, and when bevel gear is got back to original position, clockwise and anticlockwise motor stops operating.The beneficial effects of the utility model are: simple in structure, working stability, can effectively realize automatic reclosing and can not affect normal minute, feed motion of circuit breaker.And on the housing of this circuit breaker, be provided with switch slip lid, when Drawing switch slip lid, fine motion is closed, thereby the power connection of clockwise and anticlockwise motor, circuit breaker has reclosing function, when pushing switch slip lid open, fine motion disconnects, and the power supply of clockwise and anticlockwise motor disconnects, and circuit breaker does not now possess reclosing function, and this switch slip lid also has dustproof function, and the location hole on the clamp on housing and switch slip lid can play the effect of location.
Claims (5)
1. the auto recloser of a circuit breaker, comprise housing, be placed in transmission mechanism and electronic control mechanism in housing, it is characterized in that: described transmission mechanism comprises clockwise and anticlockwise motor, gear, bevel gear, be fixedly installed on the fine motion on housing, stored energy operating mechanism, axle, synchronize the handle being rotatably assorted with axle, the transmission arm being freely rotatably assorted with axle, described handle is provided with interlock block with respect to a clockwise side of transmission arm, and form handle and transmission arm links in up time direction, free fit structure in counter clockwise direction, described stored energy operating mechanism also comprises spring mechanism and is movably fixed to the snap close in housing, on described snap close, be provided with the energy storage block suitable with spring mechanism, the stiff end place of this snap close is provided with the first suitable torsion spring, described gear is arranged on the output shaft of clockwise and anticlockwise motor, and this gear-linked is provided with bevel gear, and this bevel-gear rotating is fixed on housing and stiff end place is provided with the second suitable torsion spring, described bevel gear is connected to the lower end of spring mechanism by first connecting rod, and the upper end of spring mechanism is connected on transmission arm by second connecting rod, described electronic control mechanism is controlled clockwise and anticlockwise motor forward, is reversed, stops action, drives the handle on transmission mechanism to realize reclosing action.
2. the auto recloser of circuit breaker according to claim 1, is characterized in that: described spring mechanism comprises spring base, spring, pull bar, spring cup, and described spring and pull bar are all arranged in the spring cup of spring base.
3. the auto recloser of circuit breaker according to claim 2, it is characterized in that: described pull bar is T-shaped structure, the lower end of pull bar is connected on one end of first connecting rod, and this first connecting rod can drive described pull bar Compress Spring to realize the stored energy operation of spring mechanism.
4. according to the auto recloser of the circuit breaker described in claim 1 or 2 or 3, it is characterized in that: described housing upper end is provided with switch slip lid, this switch slip lid can reciprocatingly slide in the chute of housing, and fine motion place in switch slip lid corresponding housing is provided with corresponding boss, this boss can promote fine motion contact with the slip of switch slip lid and realize dividing, breaking of fine motion.
5. the auto recloser of circuit breaker according to claim 4, is characterized in that: on described switch slip lid, be provided with location hole, on described housing, the location hole place on inductive switch slip lid be provided with to suitable clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185136.XU CN203882931U (en) | 2014-04-04 | 2014-04-04 | Automatic reclosing device of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420185136.XU CN203882931U (en) | 2014-04-04 | 2014-04-04 | Automatic reclosing device of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203882931U true CN203882931U (en) | 2014-10-15 |
Family
ID=51683405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420185136.XU Withdrawn - After Issue CN203882931U (en) | 2014-04-04 | 2014-04-04 | Automatic reclosing device of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203882931U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943429A (en) * | 2014-04-04 | 2014-07-23 | 环宇集团有限公司 | Automatic reclosing device of circuit breaker |
| CN104681364A (en) * | 2015-03-17 | 2015-06-03 | 上海电科电器科技有限公司 | Circuit breaker and closing drive device thereof |
| CN107230593A (en) * | 2016-04-29 | 2017-10-03 | 上海良信电器股份有限公司 | A kind of elastic energy storage transmission mechanism |
| CN110349819A (en) * | 2019-05-31 | 2019-10-18 | 厦门莱能科技有限公司 | A kind of auto-manual switching device |
-
2014
- 2014-04-04 CN CN201420185136.XU patent/CN203882931U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943429A (en) * | 2014-04-04 | 2014-07-23 | 环宇集团有限公司 | Automatic reclosing device of circuit breaker |
| CN103943429B (en) * | 2014-04-04 | 2016-06-01 | 环宇集团浙江高科有限公司 | The automatic reclosing brake gear of isolating switch |
| CN104681364A (en) * | 2015-03-17 | 2015-06-03 | 上海电科电器科技有限公司 | Circuit breaker and closing drive device thereof |
| CN107230593A (en) * | 2016-04-29 | 2017-10-03 | 上海良信电器股份有限公司 | A kind of elastic energy storage transmission mechanism |
| CN110349819A (en) * | 2019-05-31 | 2019-10-18 | 厦门莱能科技有限公司 | A kind of auto-manual switching device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160506 Address after: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Patentee after: HUANYU GROUP ZHEJIANG HIGH-TECH CO., LTD. Address before: 325604 Yueqing City, Zhejiang Province North elephant White Bridge Industrial Zone, Wenzhou Patentee before: Huyu Group Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141015 Effective date of abandoning: 20160601 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |