CN202796803U - Automatic closing device of circuit breaker - Google Patents
Automatic closing device of circuit breaker Download PDFInfo
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- CN202796803U CN202796803U CN 201220388468 CN201220388468U CN202796803U CN 202796803 U CN202796803 U CN 202796803U CN 201220388468 CN201220388468 CN 201220388468 CN 201220388468 U CN201220388468 U CN 201220388468U CN 202796803 U CN202796803 U CN 202796803U
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- driver blade
- circuit breaker
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- clockwise
- sensitive switch
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Abstract
The utility model discloses an automatic closing device of a circuit breaker, which comprises a shell body, and a transmission mechanism and an electronic control mechanism which are arranged in the shell body, wherein the transmission mechanism comprises a forward and backward rotating motor, a transmission central shaft, a transmission gear, and a driving gear which is used for driving the handle linkage of the circuit breaker; a first transmission sheet is arranged on the transmission central shaft in a manner of freely rotating; in relation to a position below the first transmission sheet, a second transmission sheet which is fixedly linked with the transmission central shaft is arranged on the transmission central shaft; in relation to one side of the first transmission sheet in an anticlockwise rotating direction, a linkage baffle block is arranged on the second transmission sheet, thereby forming a matching structure that the first transmission sheet and the second transmission sheet are linked in an anticlockwise direction and are mutually free in a clockwise direction; and the electronic control mechanism is used for controlling the forward rotation, backward rotation and stopping actions of the forward and backward rotating motor, to realize rotary closing of the driving gear and then disengagement action of the driving gear from the forward and backward rotating motor. The automatic closing device of the circuit breaker has the advantages of being automatic in closing, free from influence on a normal opening action of the circuit breaker, good in safety and the like.
Description
Technical field
The utility model relates to a kind of counterpart of circuit breaker, specifically refers to a kind of automatic switching-on device of circuit breaker.
Background technology
Along with the development of China's intelligent grid, requiring under the prerequisite of safe operation of electric network, need in a hurry control apparatus intelligent.For example, being used of prepayment meter and prepayment small-sized circuit breaker (such as MM7S and the MM10S series of products of Zhejiang Mike's power Electric Applicance Co., Ltd production) can make electricity consumer automatic cut-off power when prepayment electric expense is used up.So greatly facilitate power supply unit to the distribution control of electric energy.But after the user continued to pay dues, user's circuit breaker is automatic closing in time, also needed user or powered operation personnel manual operation, made troubles to the user, can not adapt to the needs of electrical network intelligent development.
By retrieval, the Chinese patent application publication number is that 101707169A discloses " a kind of motor-operating mechanism of realizing automatic switching-on function of miniature circuit breaker ", its technical scheme is to rotate by motor-driven screw thread drive link, then drive the thread bush slippage, thereby driving and shift fork and handle swing back and forth, and realize automatic switching-in function.Although this structure has realized the function of automatic closing, but but there is following defective: after the user continues to pay dues, thread bush slides, shift fork and handle carry out feed motion, the handle of the handle of this operating-controlling mechanism and then driving circuit breaker clockwise rotates and closes a floodgate, but for the precharging circuit device, when subscriber arrearage or during fault, its meeting automatic trip, the handle of circuit breaker can reset counterclockwise, yet the control handle of the motor-operating mechanism of above-mentioned documents (101707169A) is but always spacing at the rear of circuit breaker handle, causes circuit breaker handle can't rotate tripping operation.Therefore, for the handle capable of being that ensures circuit breaker normally trips, this motor-operating mechanism also needs to drive simultaneously thread bush and resets, could so that the tripping operation of the handle of circuit breaker reset.But known, the motor-driven screw thread drive link of this documents (101707169A) and then drive thread bush spent time of action are longer than the tripping operation drop-away time of circuit breaker far away, in case circuit breaks down, need the circuit breaker fast trip, yet the handle of circuit breaker but is subject to the control handle of this motor-operating mechanism and can not returns fast, for the user, be exactly very serious potential safety hazard, can't ensure user's Electrical Safety.
Summary of the invention
The purpose of this utility model is the shortcoming and defect that exists in order to overcome prior art, and a kind of automatic switching-on device that can realize automatic closing and can not affect the circuit breaker of the normal separating brake action of circuit breaker is provided.
For achieving the above object, the technical solution of the utility model is to include housing and be arranged at housing interior transmission mechanism and electronic control mechanism,
Described transmission mechanism includes clockwise and anticlockwise motor, the transmission central shaft, travelling gear, and the driven wheel that is used for the handle interlock of driving circuit breaker, described driven wheel rotates and is arranged in the housing, described travelling gear coaxial linkage is arranged on the transmission central shaft, and this travelling gear and driven wheel engaged transmission cooperate, be linkedly set with bevel gear on the power output shaft of described clockwise and anticlockwise motor, freely rotate on the described transmission central shaft and be provided with the first driver blade, the below of relative the first driver blade is provided with and fixing the second driver blade that links of transmission central shaft on the described transmission central shaft, this second driver blade rotates and is arranged in the housing, and the rotary centerline of this second driver blade and transmission spigot shaft coaxle, be provided with the arc-shaped gear that cooperates with the bevel gear engaged transmission on described the first driver blade, the side that relative the first driver blade rotates counterclockwise direction on this second driver blade is provided with the interlock block, consists of the first driver blade and the second driver blade links in the counterclockwise direction, clockwise direction is fit structure freely mutually;
Described electronic control mechanism control clockwise and anticlockwise motor main story, counter-rotating and shutdown action realize that driven wheel rotates to close a floodgate, the action that then is separated with clockwise and anticlockwise motor.
Operation principle of the present utility model is: by above-mentioned setting, (1) clockwise and anticlockwise motor forward, drive bevel-gear rotating, and then drive the first driver blade and rotate counterclockwise, the first driver blade rotates, promote the interlock block, rotate together counterclockwise thereby promote the second driver blade, the second driver blade rotates and drives the rotation of transmission central shaft, and then the travelling gear of drive and the interlock of transmission spigot shaft coaxle rotates, and then drive the driven wheel rotation, realize the automatic closing operation to circuit breaker;
(2) behind the breaker closing; the clockwise and anticlockwise motor counter-rotating; drive bevel-gear rotating; and then drive the first driver blade and clockwise rotate; because the interlock block does not have and the first driver blade effect in the clockwise direction; therefore; this process; only having the first driver blade to clockwise rotate resets; and first driver blade and transmission central shaft be freely to be rotatably assorted; therefore, the first driver blade clockwise rotates can not be with nutating gear to rotate yet, when the first driver blade is got back to initial position; the clockwise and anticlockwise motor counter-rotating is shut down; can ensure that circuit breaker hinders for some reason or the arrearage tripping operation in case the first driver blade resetted, can pass through again electric machine rotation, just can realize circuit breaker trip; the driving handle correspondence rotates counterclockwise; the driving travelling gear rotates; and then driving transmission central shaft; the second driver blade rotates the quick interlocking action (being above-mentioned " being separated with clockwise and anticlockwise motor ") such as reset, and therefore can realize fast trip, has ensured Electrical Safety.
Further arranging is that described electronic control mechanism includes power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) and often drives sensitive switch (K3), described power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) parallel with one another and often drive sensitive switch (K3) and clockwise and anticlockwise motor consists of the closed-loop path, the positive and negative change over switch of described fine motion (K1), normally closed sensitive switch (K2) and often drive sensitive switch (K3) and be arranged in the housing, and its position arranges and meets the following conditions:
Described the second driver blade rotates counterclockwise and corresponding driven wheel is under the "on" position, and this second driver blade cooperates with the contact touching of the positive and negative change over switch of fine motion (K1); Described the first driver blade clockwise rotates under the initial condition, and this first driver blade cooperates with the contact touching of normally closed sensitive switch (K2); Circuit breaker trip drives driven wheel and is under the tripped condition, and the second driver blade resets clockwise and rotates and cooperate with the contact touching of often driving sensitive switch (K3).
By this setting, can realize the clockwise and anticlockwise motor forward, driven wheel closes a floodgate; The clockwise and anticlockwise motor counter-rotating, the first driver blade resets, and driven wheel and clockwise and anticlockwise motor break away from; Circuit breaker trip, the driven wheel separating brake, the second driver blade resets to initial condition, and this setting realizes above-mentioned functions and action, the marketing that is conducive to improve product with very economical simple control mode.
Advancing one, to arrange also can be that described electronic control mechanism includes power supply, single-chip microcomputer, motor drive module, often opens sensitive switch (K4), normally closed sensitive switch (K5) and the signal source that continues to pay dues; described sensitive switch (K4), normally closed sensitive switch (K5) and the signal source that continues to pay dues often opened all inputted and is connected in the single-chip microcomputer; single-chip microcomputer is according to the signal control motor driver module of often opening sensitive switch (K4), normally closed sensitive switch (K5) and the signal source that continues to pay dues, and then driving clockwise and anticlockwise motor main story, counter-rotating and shutdown action.By this setting; utilize single-chip microcomputer according to the signal of often opening sensitive switch (K4), normally closed sensitive switch (K5) and the signal source that continues to pay dues; control motor main story, counter-rotating and shutdown; this electronic control mechanism is provided with single-chip microcomputer; can be on this single-chip microcomputer basis; increase easily communication interface etc., realize network remote control or power line carrier control and infrared quiet apart from remote control, so that the function of product is abundanter.
Further arranging is that described the first driver blade and the second driver blade are sector structure, and described transmission central shaft is positioned at the center of circle of the two.
Further arranging is the home position that described transmission central shaft is fixedly installed on the second driver blade, be provided with the transmission back shaft with transmission spigot shaft coaxle line on the described inner walls, described the second driver blade rotates by this transmission back shaft and is arranged in the housing, described travelling gear interlock is arranged on the transmission central shaft, and described the first driver blade freely rotates and is arranged on this transmission central shaft.
Further arranging is to rotate on the described transmission central shaft to be provided with packing ring between the first driver blade and travelling gear.
Further arranging is the curved edge position that described arc-shaped gear is arranged at its first driver blade.
Further arranging is that described clockwise and anticlockwise motor is the rotating reducing motor, and described bevel gear is set on the power output shaft of clockwise and anticlockwise motor by the fixing interlock of flat key.
Wheel rim one end that further setting is described driven wheel is fixedly installed and exposes to the outer handle of housing.
Further arranging is that described housing is spliced by loam cake and bottom.
The utility model has the advantages that:
(1) can realize the automatic closing of circuit breaker handle is driven, and can not affect the response time of the normal tripping operation of circuit breaker, ensure user power utilization safety.
(2) the utility model can be serial with general both at home and abroad C45, and each series small circuit breaker (MCB) and electric leakage (ELCB) assembly unit.And this utility model can be expanded to use in the breaker of plastic casing (MCCB).
(3) structure setting of the present utility model can realize that the volume-diminished of housing arrives the dimensions of splicing with general miniature circuit breaker (a modulus 18mm), and the assembly unit of being convenient to prepayment small-sized circuit breaker is used.
Below in conjunction with specification drawings and specific embodiments the utility model is done further introduction.
Description of drawings
Fig. 1 is general miniature circuit breaker (DZ47) structure chart in the market;
The structural representation of Fig. 2 the utility model embodiment 1;
The structure explosive view of Fig. 3 the utility model embodiment 1;
The control principle drawing of the electronic control mechanism of Fig. 4 the utility model embodiment 1;
Fig. 5-1 is the operating state flow chart of the utility model embodiment 1 to Fig. 5-3;
The control principle drawing of the electronic control mechanism of Fig. 6 the utility model embodiment 2;
Fig. 7-1 is the operating state flow chart of the utility model embodiment 2 to Fig. 7-3;
Fig. 8 the utility model is applied to single-phase electricity consumption winding diagram;
Fig. 9 the utility model is applied to three-phase electricity consumption winding diagram.
Embodiment
Below by embodiment the utility model is carried out concrete description; only be used for the utility model is further specified; can not be interpreted as the restriction to the utility model protection range, the technician in this field can make some nonessential improvement and adjustment to the utility model according to the content of above-mentioned utility model.
[embodiment 1]
Embodiment of the present utility model 1 shown in Fig. 2,3,4,5 includes housing 1 and the transmission mechanism and the electronic control mechanism that are arranged in the housing 1, and this housing 1 housing of present embodiment is spliced by loam cake 11 and bottom 12.The described transmission mechanism of present embodiment includes clockwise and anticlockwise motor 21, transmission central shaft 22, travelling gear 23, and the driven wheel 24 that is used for the handle interlock of driving circuit breaker, described driven wheel 24, wheel rim one end of this driven wheel 24 is fixedly installed and exposes to the outer handle 241 of housing, driven wheel as the handle interlock that drives circuit breaker, it can be by the handle interlock of handle 241 with circuit breaker, synchroswitching or separating brake, also can arrange by the center of rotation of its driven wheel 24 kinematic link with the interlock of the handle of circuit breaker, synchroswitching or separating brake, thereby with circuit breaker amalgamation operation, these concrete modes of using may be used to actual use the of the present utility model.
The described driven wheel 24 of present embodiment rotates and is arranged in the housing, described travelling gear 23 coaxial linkages are arranged on the transmission central shaft 22, and this travelling gear 23 and driven wheel 24 engaged transmission cooperate, be linkedly set with bevel gear 212 on the power output shaft 211 of described clockwise and anticlockwise motor 21, present embodiment particularly this clockwise and anticlockwise motor 21 is the rotating reducing motor, described bevel gear 212 is set on the power output shaft 211 of clockwise and anticlockwise motor 21 by flat key 213 fixing interlocks, freely rotate on the described transmission central shaft 22 and be provided with the first driver blade 25, the below of relative the first driver blade 25 is provided with and fixing the second driver blade 26 that links of transmission central shaft on the described transmission central shaft 22, this second driver blade 26 rotates and is arranged in the housing 1, and the rotary centerline of this second driver blade 26 is coaxial with transmission central shaft 22, be provided with the arc-shaped gear 251 that cooperates with bevel gear 212 engaged transmission on described the first driver blade 25, the side that relative the first driver blade rotates counterclockwise direction on this second driver blade 26 is provided with interlock block 261, consist of the first driver blade 25 and the second driver blade 26 links in the counterclockwise direction, clockwise direction is fit structure freely mutually, described the first driver blade 25 of present embodiment and the second driver blade 26 are sector structure, wherein, arc-shaped gear 251 is arranged at the curved edge position of its first driver blade 25, described transmission central shaft 22 is positioned at the center of circle of the two, in addition, the described transmission central shaft 22 of present embodiment is fixedly installed on the home position of the second driver blade 26, be provided with the transmission back shaft 13 with transmission spigot shaft coaxle line on described housing 1 inwall, described the second driver blade 26 rotates by this transmission back shaft 13 and is arranged in the housing 1, described travelling gear 23 interlocks are arranged on the transmission central shaft 22, described the first driver blade 25 freely rotates and is arranged on this transmission central shaft 22, in addition, between the first driver blade 25 and travelling gear 23, rotate on the described transmission central shaft 22 and be provided with packing ring 27.
The electronic control mechanism of present embodiment is shown in Figure 4 and 5, and it is used for control clockwise and anticlockwise motor main story, counter-rotating and shutdown action, realizes that driven wheel rotates to close a floodgate the action that then is separated with clockwise and anticlockwise motor.
The described electronic control mechanism of present embodiment as shown in Figure 4, include power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) and often drive sensitive switch (K3), described power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) parallel with one another and often drive sensitive switch (K3) and clockwise and anticlockwise motor consists of the closed-loop path, the positive and negative change over switch of described fine motion (K1), normally closed sensitive switch (K2) and often drive sensitive switch (K3) and be arranged in the housing, and its position arranges and meets the following conditions:
Described the second driver blade 26 rotates counterclockwise and corresponding driven wheel 24 is under the "on" position, and this second driver blade 26 cooperates with the contact touching of the positive and negative change over switch of fine motion (K1); After the contact of the positive and negative change over switch of fine motion (K1) is touched, can change the both positive and negative polarity output of power supply, thereby realize the counter-rotating of clockwise and anticlockwise motor 21, described the first driver blade 25 clockwise rotates under the initial condition, and this first driver blade 25 cooperates with the contact touching of normally closed sensitive switch K2; Circuit breaker trip drives driven wheel 24 and is under the tripped condition, and the second driver blade 26 resets clockwise and rotates and cooperate with the contact touching of often driving sensitive switch (K3).
As shown in Figure 5, the electronic control mechanism workflow of present embodiment 1 is:
(1) initial condition of present embodiment such as Fig. 5-1, when this mechanism obtains continuing to pay dues signal (actual can be the signal of telecommunication in the electrical network), clockwise and anticlockwise motor 21(M) forward is by bevel gear 212, the first driver blade 25 promotes the second driver blade 26 and counterclockwise rotates, the second driver blade 26 band nutating gears 23, driven wheel 24 close a floodgate simultaneously, simultaneously normally closed sensitive switch K2 recovers normally off, often opens sensitive switch K3 recovery normally open, such as Fig. 5-2.
(2) when combined floodgate puts in place, the second driver blade 26 touches the sense of current that the positive and negative change over switch K1 of fine motion changes clockwise and anticlockwise motor 21, clockwise and anticlockwise motor 21 counter-rotating and drive the first driver blade 25 and clockwise rotate, after rotateing in place, touch normally closed sensitive switch K2, normally closed sensitive switch K2 disconnects, and power cutoff and stop clockwise and anticlockwise motor 21 is such as Fig. 5-3.At this moment, the tripping operation of the handle of circuit breaker breaks away from fully with clockwise and anticlockwise motor 21, therefore can not change the tripping operation response time of circuit breaker.，
(3) in case when circuit breaker trip or subscriber arrearage trip, again with reference to figure 5-3, circuit breaker trip and drive the second driver blade 26 and turn clockwise synchronously, the positive and negative change over switch K1 of fine motion restPoses, often opening sensitive switch K3 is closed by 26 shake-up of the second driver blade, but because stop without paying the fees signal, get back to initial state such as Fig. 5-1.
[embodiment 2]
Referring to Fig. 6 and Fig. 7; present embodiment 2 is with the difference of embodiment 1: described electronic control mechanism includes power supply E, single-chip microcomputer 28, motor drive module U, often opens sensitive switch K4, normally closed sensitive switch K5 and the signal source Q that continues to pay dues; described sensitive switch K4, normally closed sensitive switch K5 and the signal source that continues to pay dues often opened all inputted and is connected in the single-chip microcomputer; single-chip microcomputer is according to the signal control motor driver module U that often opens sensitive switch K4, normally closed sensitive switch K5 and the signal source Q that continues to pay dues, and then driving clockwise and anticlockwise motor 21 main storys, counter-rotating and shutdown action.Utilize single-chip microcomputer according to the signal of often opening sensitive switch K4, normally closed sensitive switch K5 and the signal source that continues to pay dues; control motor main story, counter-rotating and shutdown; this electronic control mechanism is provided with single-chip microcomputer; can be on this single-chip microcomputer basis; increase easily communication interface etc.; realize network remote control or power line carrier control and infrared quiet apart from remote control, so that the function of product is abundanter.
As shown in Figure 7, the electronic control mechanism workflow of present embodiment 2 is:
(1) initial condition of the present utility model such as Fig. 7-1, the single-chip microcomputer signal source Q that obtains continuing to pay dues is 0, often opens that sensitive switch K4 closure is 0, normally closed sensitive switch K5 turn-offs to be at 1 o'clock, clockwise and anticlockwise motor 21 forwards are by bevel gear 212, the first driver blade 25 promotes the second driver blade 26 and counterclockwise rotates, rotate in place is to touch normally closed sensitive switch K5 to turn-off and stop, such as Fig. 7-2, simultaneously, the second driver blade 26 band nutating gears 23, driven wheel 24 close a floodgate.
(2) obtain when processor: the signal Q that continues to pay dues is 0, often open sensitive switch K4 to turn-off be 1, when normally closed sensitive switch K5 closure is 0: clockwise and anticlockwise motor 21 counter-rotatings drive the first driver blade 25 and clockwise rotate, rotateing in place is to touch that often to open sensitive switch K4 closed and stop, such as Fig. 7-3.When arrearage: the signal source that continues to pay dues Q is 1, and (such as the shunted exciter tripping circuit breaker trip that cooperates) second driver blade 26 resets rear static, such as Fig. 7-1.When the user continued to pay dues, this mechanism such as last time circulated.
The state of each control signal of present embodiment and clockwise and anticlockwise motor is as shown in table 1,
Table 1:
The utility model installation and application: single-phase and three-phase electricity consumption winding diagram such as Fig. 8 and 9: certain using method of the present utility model is not limited to this, and user or electric power system can arrange according to actual needs.
Among Fig. 8 and 9, Kwh: electric energy meter; DZ: miniature circuit breaker; DK: shunted exciter tripping circuit breaker;
DM: the utility model; X: electric energy meter is paid the fees, the arrearage holding wire
(DZ+DK): the MM7 S or the MM10 S product that are combined into arrearage dropout circuit breaker such as Mike's power company.
Claims (10)
1. the automatic switching-on device of a circuit breaker includes housing and is arranged at housing interior transmission mechanism and electronic control mechanism, it is characterized in that:
Described transmission mechanism includes clockwise and anticlockwise motor, the transmission central shaft, travelling gear, and the driven wheel that is used for the handle interlock of driving circuit breaker, described driven wheel rotates and is arranged in the housing, described travelling gear coaxial linkage is arranged on the transmission central shaft, and this travelling gear and driven wheel engaged transmission cooperate, be linkedly set with bevel gear on the power output shaft of described clockwise and anticlockwise motor, freely rotate on the described transmission central shaft and be provided with the first driver blade, the below of relative the first driver blade is provided with and fixing the second driver blade that links of transmission central shaft on the described transmission central shaft, this second driver blade rotates and is arranged in the housing, and the rotary centerline of this second driver blade and transmission spigot shaft coaxle, be provided with the arc-shaped gear that cooperates with the bevel gear engaged transmission on described the first driver blade, the side that relative the first driver blade rotates counterclockwise direction on this second driver blade is provided with the interlock block, consists of the first driver blade and the second driver blade links in the counterclockwise direction, clockwise direction is fit structure freely mutually;
Described electronic control mechanism control clockwise and anticlockwise motor main story, counter-rotating and shutdown action realize that driven wheel rotates to close a floodgate, the action that then is separated with clockwise and anticlockwise motor.
2. the automatic switching-on device of a kind of circuit breaker according to claim 1, it is characterized in that: described electronic control mechanism includes power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) and often drive sensitive switch (K3), described power supply (E), the positive and negative change over switch of fine motion (K1), normally closed sensitive switch (K2) parallel with one another and often drive sensitive switch (K3) and clockwise and anticlockwise motor consists of the closed-loop path, the positive and negative change over switch of described fine motion (K1), normally closed sensitive switch (K2) and often drive sensitive switch (K3) and be arranged in the housing, and its position arranges and meets the following conditions:
Described the second driver blade rotates counterclockwise and corresponding driven wheel is under the "on" position, and this second driver blade cooperates with the contact touching of the positive and negative change over switch of fine motion (K1); Described the first driver blade clockwise rotates under the initial condition, and this first driver blade cooperates with the contact touching of normally closed sensitive switch (K2); Circuit breaker trip drives driven wheel and is under the tripped condition, and the second driver blade resets clockwise and rotates and cooperate with the contact touching of often driving sensitive switch (K3).
3. the automatic switching-on device of a kind of circuit breaker according to claim 1; it is characterized in that: described electronic control mechanism includes power supply; single-chip microcomputer; motor drive module; often drive sensitive switch (K4); normally closed sensitive switch (K5) and the signal source that continues to pay dues (Q); the described sensitive switch (K4) of often opening; normally closed sensitive switch (K5) and the signal source that continues to pay dues (Q) are all inputted and are connected in the single-chip microcomputer; single-chip microcomputer is according to often driving sensitive switch (K4); the signal control motor driver module of normally closed sensitive switch (K5) and the signal source that continues to pay dues, and then drive the clockwise and anticlockwise motor main story; counter-rotating and shutdown action.
4. the automatic switching-on device of described a kind of circuit breaker one of according to claim 1-3, it is characterized in that: described the first driver blade and the second driver blade are sector structure, and described transmission central shaft is positioned at the center of circle of the two.
5. the automatic switching-on device of a kind of circuit breaker according to claim 4, it is characterized in that: described transmission central shaft is fixedly installed on the home position of the second driver blade, be provided with the transmission back shaft with transmission spigot shaft coaxle line on the described inner walls, described the second driver blade rotates by this transmission back shaft and is arranged in the housing, described travelling gear interlock is arranged on the transmission central shaft, and described the first driver blade freely rotates and is arranged on this transmission central shaft.
6. the automatic switching-on device of a kind of circuit breaker according to claim 5 is characterized in that: rotate between the first driver blade and travelling gear on the described transmission central shaft and be provided with packing ring.
7. the automatic switching-on device of a kind of circuit breaker according to claim 6, it is characterized in that: described arc-shaped gear is arranged at the curved edge position of its first driver blade.
8. the automatic switching-on device of described a kind of circuit breaker one of according to claim 1-3, it is characterized in that: described clockwise and anticlockwise motor is the rotating reducing motor, described bevel gear is set on the power output shaft of clockwise and anticlockwise motor by the fixing interlock of flat key.
9. the automatic switching-on device of described a kind of circuit breaker one of according to claim 1-3, it is characterized in that: wheel rim one end of described driven wheel is fixedly installed and exposes to the outer handle of housing.
10. the automatic switching-on device of described a kind of circuit breaker one of according to claim 1-3, it is characterized in that: described housing is spliced by loam cake and bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220388468 CN202796803U (en) | 2012-08-07 | 2012-08-07 | Automatic closing device of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220388468 CN202796803U (en) | 2012-08-07 | 2012-08-07 | Automatic closing device of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202796803U true CN202796803U (en) | 2013-03-13 |
Family
ID=47824007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220388468 Withdrawn - After Issue CN202796803U (en) | 2012-08-07 | 2012-08-07 | Automatic closing device of circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202796803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104008935A (en) * | 2014-06-12 | 2014-08-27 | 温州圣普电气有限公司 | Reclosing device of prepayment breaker |
| CN105374647A (en) * | 2014-08-26 | 2016-03-02 | 华威博奥电力设备有限公司 | Automatic closing circuit breaker |
-
2012
- 2012-08-07 CN CN 201220388468 patent/CN202796803U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103887123B (en) * | 2014-03-11 | 2016-03-30 | 温州圣普电气有限公司 | A kind of intelligence of miniature circuit breaker is divided, closing device |
| CN104008935A (en) * | 2014-06-12 | 2014-08-27 | 温州圣普电气有限公司 | Reclosing device of prepayment breaker |
| CN105374647A (en) * | 2014-08-26 | 2016-03-02 | 华威博奥电力设备有限公司 | Automatic closing circuit breaker |
| CN105374647B (en) * | 2014-08-26 | 2017-10-13 | 华威博奥电力设备有限公司 | A kind of automatic closing breaker |
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Granted publication date: 20130313 Effective date of abandoning: 20141105 |
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