CN114220714A

CN114220714A - Dual-mode intelligent circuit breaker

Info

Publication number: CN114220714A
Application number: CN202111555368.0A
Authority: CN
Inventors: 陈志广; 关欣; 刘晓民; 王振举; 徐明明; 王佳豪; 边红旗; 张海峰
Original assignee: Lianqiao Technology Co ltd
Current assignee: Lianqiao Technology Co ltd
Priority date: 2021-12-18
Filing date: 2021-12-18
Publication date: 2022-03-22

Abstract

The invention relates to the technical field of circuit breakers, solves the problem that the traditional circuit breaker is inconvenient to manually and automatically control the on-off of the circuit breaker, reduces the using effect of the circuit breaker, or after the circuit breaker is communicated, the internal structure is inconvenient to automatically reset, the circuit breaker is inconvenient to automatically protect the circuit breaker next time, and the circuit breaker does not have the function of self-locking, and particularly discloses a dual-mode intelligent circuit breaker, which comprises a shell, wherein the inner wall of the bottom of the shell is fixedly connected with a first fixed rod, the lower end of the outer wall of the first fixed rod is fixedly connected with a first bearing, the outer wall of the outer ring of the first bearing is fixedly connected with a gear, the device is convenient for manually controlling and automatically controlling the communication effect of the circuit breaker, is convenient for a worker to use, is convenient for automatically resetting the internal structure after the circuit breaker is manually or automatically communicated, so that the circuit breaker next time can carry out circuit breaking protection, and has the function of self-locking, and prevents the circuit breaker from automatically resetting, and the potential safety hazard is reduced.

Description

Dual-mode intelligent circuit breaker

Technical Field

The invention relates to the technical field of circuit breakers, in particular to a dual-mode intelligent circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The circuit breaker divide into high voltage circuit breaker and low voltage circuit breaker according to its application range, and high-low pressure boundary line divides the comparison fuzzy, generally with the high-voltage apparatus of being called more than 3kV, but traditional circuit breaker is not convenient for manual and automatic control circuit breaker's break-make, reduces the result of use of circuit breaker, or after the circuit breaker intercommunication, inner structure is not convenient for automatic re-setting, and inconvenient circuit breaker carries out automatic circuit breaking protection next time, does not possess the function of auto-lock.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the dual-mode intelligent circuit breaker, which has the effects of facilitating manual control and automatic control of circuit breaker communication and facilitating the use of workers, is convenient for the automatic reset of the internal structure after the circuit breaker is manually or automatically communicated so as to facilitate the next circuit breaker to implement circuit breaking protection, has the self-locking function, prevents the automatic reset of the circuit breaker and reduces the potential safety hazard, and solves the problems that the traditional circuit breaker is inconvenient for manually and automatically controlling the on-off of the circuit breaker, reduces the use effect of the circuit breaker, or is inconvenient for automatic reset of the internal structure after the circuit breaker is communicated, is inconvenient for the next circuit breaker to automatically perform circuit breaking protection and does not have the self-locking function.

(II) technical scheme

In order to realize the effect of facilitating the communication of the manual control and the automatic control circuit breaker and facilitate the use of workers, after the circuit breaker is communicated manually or automatically, the internal structure is convenient to reset automatically so as to facilitate the next circuit breaker to implement circuit breaking protection, and the circuit breaker has a self-locking function, thereby preventing the automatic reset of the circuit breaker and reducing the potential safety hazard, the invention provides the following technical scheme: double mode intelligence circuit breaker, which comprises a housin, the first dead lever of bottom inner wall fixedly connected with of casing, the first bearing of outer wall lower extreme fixedly connected with of first dead lever, the outer lane outer wall fixedly connected with gear of first bearing, the first spring of outer lane top fixedly connected with of first bearing, the outer wall fixedly connected with driving lever of first spring, the one end of driving lever extends outside the casing, the driving lever is located the one end fixedly connected with movable contact of casing, the bottom inner wall of casing just is located the gear right side and is provided with the automatic control subassembly, the bottom inner wall of casing just is located the oblique below fixedly connected with second dead lever of gear, the outer wall upper end fixedly connected with second clockwork spring of second dead lever.

Preferably, the automatic control subassembly includes servo motor, servo motor's output fixedly connected with threaded rod, the one end outer wall threaded connection who keeps away from servo motor of threaded rod has the screwed pipe, the threaded rod is close to servo motor's the fixed cover of one end outer wall and is equipped with first belt pulley, the threaded rod is close to servo motor's one end outer wall fixedly connected with second bearing, the bottom of second bearing and the bottom inner wall fixed connection of casing.

Preferably, the outer wall of the second clockwork spring is fixedly connected with a first limiting plate, one side of the first limiting plate, which is far away from the clockwork spring, is fixedly connected with a second limiting plate, the second limiting plate is supported by elastic metal, and the second limiting plate is designed in an arc shape.

Preferably, the gear is kept away from to the second limiting plate one side first hasp of fixedly connected with and second hasp, the equal fixedly connected with rope in one side of second limiting plate is kept away from to first hasp and second hasp, the bull stick is connected in the outer wall rotation of casing, the one end of bull stick extends to in the casing, the one end outer wall fixedly connected with second belt pulley of bull stick position in the casing, the one end of first hasp and the outer wall fixed connection of first belt pulley are kept away from to the rope, the one end and the second belt pulley fixed connection of second hasp are kept away from to the rope.

Preferably, the fixed cover of one end outer wall that the bull stick is located the casing outside is equipped with the handle, the first through-hole of placing the bull stick is seted up to the outer wall of casing, the inner wall fixedly connected with third clockwork spring of first through-hole, the inner wall of third clockwork spring and the outer wall fixed connection of bull stick.

Preferably, the bottom inner wall of casing just is located servo motor's top fixedly connected with mount, the inboard fixedly connected with conductor bar of mount, the outer wall cover of conductor bar is equipped with solenoid, the outside of mount and the one side fixedly connected with that is close to the driving lever run through the third dead lever of driving lever, the one end fixedly connected with fixed block of mount is kept away from to the third dead lever.

Preferably, one side of the driving lever close to the fixing frame is provided with a second through hole for placing a third fixing rod, the outer wall of one side of the third fixing rod close to the fixing frame is fixedly sleeved with a conductive ring, the outer wall of the conductive ring is fixedly connected with a first conductive copper plate, and one side of the first conductive copper plate far away from the conductive ring is fixedly connected with a second conductive copper plate.

Preferably, one side of the shifting lever, which is far away from the gear, is fixedly connected with a first binding post, one side of the first binding post, which is far away from the shifting lever, is fixedly connected with a wire, and the other end of the wire is connected with the electromagnetic coil.

Preferably, the both sides of casing are fixedly connected with first binding post and second binding post respectively, the equal fixedly connected with stationary contact of two inboard walls of casing, the stationary contact is connected with first binding post and second binding post respectively.

Preferably, the outer wall of the shell is provided with a through groove used for the shifting rod to move, the inner wall of the bottom of the shell is fixedly connected with an arc extinguish chamber, the top of the shell is fixedly connected with a shell cover, and the output end of the servo motor is electrically connected with the controller.

(III) advantageous effects

Compared with the prior art, the invention provides the dual-mode intelligent circuit breaker, which has the following beneficial effects:

the device has simple structure and novel design, the gear and the end of the second limiting plate far away from the first limiting plate are clamped, so that the driving lever has self-locking function, the driving lever is prevented from resetting, the servo motor drives the threaded pipe to move and the first belt pulley to rotate, the second limiting plate is separated from the teeth of the gear, so that the threaded pipe pushes the driving lever to rotate towards the stationary contact, the movable contact is in contact with the stationary contact, namely, the circuit is communicated, so that automatic control is realized, or the handle is rotated to drive the rotating rod to rotate, so that the second limiting plate is separated from the teeth of the gear, then the driving lever is stirred, the driving lever drives the movable contact to be in contact with the stationary contact, namely, the circuit is communicated, so that manual control is realized, after the communication circuit is completed, the spring controller starts the servo motor, so that the threaded pipe and the second limiting plate are reset, or the spring rotating rod and the second limiting plate are automatically reset under the reverse action of the second spring and the third spring, the next circuit breaking protection is convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of a dual-mode intelligent circuit breaker according to the present invention;

fig. 2 is a schematic view of the internal structure of the case of the dual mode intelligent circuit breaker of the present invention;

fig. 3 is a schematic sectional front view of a housing of the dual mode smart circuit breaker of the present invention;

fig. 4 is a schematic cross-sectional side view of the housing of the dual mode smart circuit breaker of the present invention;

fig. 5 is a structural view illustrating a first fixing lever, a gear and a first spring bar of the dual mode intelligent circuit breaker according to the present invention;

fig. 6 is a schematic diagram of a structure of a second clockwork spring and a first limiting plate of the dual-mode intelligent circuit breaker according to the present invention;

fig. 7 is an enlarged structural view of a in fig. 1 of the dual mode intelligent circuit breaker of the present invention;

fig. 8 is an enlarged structural view of B in fig. 2 of the dual mode intelligent circuit breaker of the present invention;

fig. 9 is an enlarged structural view of C in fig. 4 of the dual mode intelligent circuit breaker according to the present invention.

In the figure: 1. a housing; 2. a shell cover; 3. a second connection terminal; 4. a first connection terminal; 5. a deflector rod; 6. a fixed mount; 7. a stationary contact; 8. a second conductive copper plate; 9. an arc extinguishing chamber; 10. a first conductive copper plate; 11. a third fixing bar; 12. a fixed block; 13. a conductive ring; 15. a conductor bar; 16. an electromagnetic coil; 17. a movable contact; 18. a wire; 19. a second power spring; 20. a first connection terminal; 21. a gear; 22. a first fixing lever; 23. a first bearing; 24. a first spring; 26. a second lock catch; 27. a first lock catch; 28. a first limit plate; 29. a grip; 30. a third power spring; 31. a second limiting plate; B. an automatic control assembly; b01, a servo motor; b02, a threaded rod; b03, a second bearing; b04, ropes; b05, a threaded pipe; b06, a first belt pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment;

referring to fig. 1-9, the dual-mode intelligent circuit breaker includes a housing 1, a fixing frame 6 is fixedly connected to an inner wall of a bottom of the housing 1 and located at a top of a servo motor B01 for fixing a conductive rod 15 and a second conductive copper plate 8, a conductive rod 15 is fixedly connected to an inner side of the fixing frame 6, an electromagnetic coil 16 is sleeved on an outer wall of the conductive rod 15 to generate magnetic attraction force for driving a shift lever 5 to rotate, a third fixing rod 11 penetrating through the shift lever 5 is fixedly connected to an outer side of the fixing frame 6 and close to the shift lever 5 for limiting the shift lever 5, a fixing block 12 is fixedly connected to an end of the third fixing rod 11 far from the fixing frame 6, a second through hole for placing the third fixing rod 11 is formed in a side of the shift lever 5 close to the fixing frame 6, a conductive ring 13 is fixedly installed on an outer wall of the third fixing rod 11 close to the fixing frame 6, and a first conductive copper plate 10 is fixedly connected to an outer wall of the conductive ring 13, first electrically conductive copper 10 keeps away from electrically conductive one side fixedly connected with second electrically conductive copper 8 of circle 13, the both sides difference fixedly connected with first binding post 4 and second binding post 3 of casing 1, the equal fixedly connected with stationary contact 7 of two inboard walls of casing 1, stationary contact 7 is connected with first binding post 4 and second binding post 3 respectively, when circuit breaker instantaneous current is too big emergence circuit break protection, under the magnetic attraction effect that solenoid 16 produced, drive driving lever 5 and rotate to explosion chamber 9 along third dead lever 11, and then drive movable contact 17 and stationary contact 7 break away from, realize circuit break protection.

Example two;

referring to fig. 1-9, a first fixing rod 22 is fixedly connected to an inner wall of a bottom of the housing 1 for facilitating rotation of the shift lever 5, such that the shift lever 5 rotates around the first fixing rod 22, a first bearing 23 is fixedly connected to a lower end of an outer wall of the first fixing rod 22 for ensuring normal rotation of the shift lever 5, the shift lever 5 is prevented from rotating and simultaneously drives the first fixing rod 22 to rotate, a gear 21 is fixedly connected to an outer wall of an outer ring of the first bearing 23, a first spring 24 is fixedly connected to a top of an outer ring of the first bearing 23, the first spring 24 provides torque to the shift lever 5, the shift lever 5 is fixedly connected to an outer wall of the first spring 24, one end of the shift lever 5 extends out of the housing 1, a movable contact 17 is fixedly connected to an end of the shift lever 5 located in the housing 1, a through groove for movement of the shift lever 5 is formed in an outer wall of the housing 1, and an arc extinguishing chamber 9 is fixedly connected to an inner wall of the bottom of the housing 1, the top fixedly connected with cap 2 of casing 1, driving lever 5 compress first spring 24 in the pivoted, and driving lever 5 drives gear 21 simultaneously and rotates, because second limiting plate 31 is the arc design, makes gear 21 extrusion second limiting plate 31 rotate, after movable contact 17 and explosion chamber 9 contact, because gear 21 blocks with the one end that first limiting plate 28 was kept away from to second limiting plate 31, and then plays the effect of auto-lock to driving lever 5, prevents that driving lever 5 from reseing.

Example three;

referring to fig. 2-9, a second fixing rod is fixedly connected to the inner wall of the bottom of the housing 1 and located obliquely below the gear 21, a second spiral spring 19 is fixedly connected to the upper end of the outer wall of the second fixing rod, the second spiral spring 19 provides torque to a second limiting plate 31, a first limiting plate 28 is fixedly connected to the outer wall of the second spiral spring 19, a second limiting plate 31 is fixedly connected to a side of the first limiting plate 28 away from the spiral spring, the second limiting plate 31 is supported by elastic metal, the second limiting plate 31 is designed in an arc shape, so as to limit the gear 21 and ensure that the shift lever 5 drives the gear 21 to rotate when the circuit breaker is broken, a first latch 27 and a second latch 26 are fixedly connected to a side of the second limiting plate 31 away from the gear 21, so as to fix the rope B04, and a rope B04 is fixedly connected to both sides of the first latch 27 and the second latch 26 away from the second limiting plate 31, the outer wall of the shell 1 is rotatably connected with a rotating rod, one end of the rotating rod extends into the shell 1, the outer wall of the end of the rotating rod, which is positioned in the shell 1, is fixedly connected with a second belt pulley, one end of a rope B04, which is far away from the first lock catch 27, is fixedly connected with the outer wall of a first belt pulley B06, one end of a rope B04, which is far away from the second lock catch 26, is fixedly connected with the second belt pulley, the rope B04 is convenient to wind through the first belt pulley B06 and the second belt pulley, the rotating rod is driven to rotate by rotating the grip 29, the rotating rod drives the second belt pulley to rotate, the second belt pulley drives the rope B04 to wind at the concave surface of the second belt pulley, the rope B04 drives the first limit plate 28 to rotate through the second lock catch 26, the first limit plate 28 drives the second limit plate 31 to rotate, so that the second limit plate 31 is separated from the teeth of the gear 21, then, the shift lever 5 is shifted, and the shift lever 5 drives the movable contact 17 to contact with the fixed contact 7, namely, the circuit is connected.

Example four;

referring to fig. 8-9, an automatic control assembly B is disposed on the inner wall of the bottom of the housing 1 and located on the right side of the gear 21, the automatic control assembly B includes a servo motor B01, a threaded rod B02 is fixedly connected to an output end of the servo motor B01, the threaded rod B02 is driven to rotate by the output end of the servo motor B01, a threaded rod B02 drives a threaded pipe B05 to move, a threaded pipe B05 is connected to an outer wall of one end of the threaded rod B02 far away from the servo motor B01, a first belt pulley B06 is fixedly sleeved on an outer wall of one end of the threaded rod B02 near the servo motor B01, a second bearing B03 is fixedly connected to an outer wall of one end of the threaded rod B02 near the servo motor B01, a bottom of the second bearing B03 is fixedly connected to the inner wall of the bottom of the housing 1, the output end of the servo motor B01 is electrically connected to the controller, the threaded pipe B05 is driven to move and the first belt pulley B06 to rotate by the servo motor B01, and the second limit plate 31 is disengaged from the teeth of the gear 21, further, the threaded pipe B05 pushes the shift lever 5 to rotate toward the stationary contact 7, so that the movable contact 17 contacts with the stationary contact 7, that is, the circuit is connected, and automatic control is realized.

Example five;

referring to fig. 1-9, a grip 29 is fixedly sleeved on an outer wall of one end of the rotating rod, which is located outside the casing 1, a first through hole for placing the rotating rod is formed in the outer wall of the casing 1, a third spiral spring 30 is fixedly connected to an inner wall of the first through hole, an inner wall of the third spiral spring 30 is fixedly connected to an outer wall of the rotating rod, after the communication circuit is completed, the controller starts a servo motor B01, the servo motor B01 drives the threaded pipe B05 and the first belt pulley B06 to rotate reversely through a threaded rod B02, so that the threaded pipe B05 and the second limiting plate 31 are reset, or the rotating rod and the second limiting plate 31 are automatically reset under the reverse action of the second spiral spring 19 and the third spiral spring 30, so as to facilitate next circuit breaking protection.

The working principle is as follows: when the circuit breaker has an excessive instantaneous current and has circuit breaking protection, under the action of magnetic attraction generated by the electromagnetic coil 16, the shift lever 5 is driven to rotate towards the arc extinguish chamber 9 along the third fixed rod 11, and further the movable contact 17 is driven to be separated from the stationary contact 7, so that the circuit breaking protection is realized, the shift lever 5 compresses the first spring 24 while rotating, meanwhile, the shift lever 5 drives the gear 21 to rotate, because the second limiting plate 31 is in an arc design, the gear 21 extrudes the second limiting plate 31 to rotate, after the movable contact 17 is contacted with the arc extinguish chamber 9, because the gear 21 and one end of the second limiting plate 31 far away from the first limiting plate 28 are clamped, the shift lever 5 is self-locked, the shift lever 5 is prevented from resetting, when the circuit maintenance is finished and the circuit needs to be connected, the servo motor B01 can be started through the controller, the output end of the servo motor B01 drives the threaded rod B02 to rotate, the threaded rod B02 drives the threaded pipe B05 to move, meanwhile, the threaded rod B02 drives the first belt pulley B06 to rotate, the first belt pulley B06 drives the rope B04 to be wound on the concave surface of the first belt pulley B06, the rope B04 drives the first limiting plate 28 to rotate through the first lock catch 27, the first limiting plate 28 drives the second limiting plate 31 to move, the second limiting plate 31 is separated from the teeth of the gear 21, the threaded pipe B05 is further used for pushing the shift lever 5 to rotate towards the stationary contact 7, the movable contact 17 is contacted with the stationary contact 7, even if the circuit is communicated.

Or the rotating rod is driven to rotate by rotating the grip 29, the rotating rod drives the second belt pulley to rotate, the second belt pulley drives the rope B04 to be wound on the concave surface of the second belt pulley, the rope B04 drives the first limiting plate 28 to rotate through the second lock catch 26, the first limiting plate 28 drives the second limiting plate 31 to rotate, the second limiting plate 31 is separated from the teeth of the gear 21, then the shifting lever 5 is shifted, and the shifting lever 5 drives the movable contact 17 to be in contact with the stationary contact 7, namely, the circuit is communicated.

After the communication circuit is completed, the controller starts the servo motor B01, the servo motor B01 drives the threaded pipe B05 and the first belt pulley B06 to rotate reversely through the threaded rod B02, and then the threaded pipe B05 and the second limiting plate 31 are reset, or under the reverse action of the second spiral spring 19 and the third spiral spring 30, the rotating rod and the second limiting plate 31 are automatically reset, and the next disconnection protection is facilitated.

In conclusion, the device has simple structure and novel design, the gear and one end of the second limiting plate far away from the first limiting plate are clamped, so that the shifting lever has a self-locking function, the shifting lever is prevented from resetting, the threaded pipe is driven by the servo motor to move and the first belt pulley rotates, the tooth of the second limiting plate is separated from the tooth of the gear, so that the threaded pipe pushes the shifting lever to rotate towards the stationary contact, the movable contact is in contact with the stationary contact, namely the circuit is communicated, so that automatic control is realized, or the rotating rod is driven by rotating the handle to rotate, so that the tooth of the second limiting plate is separated from the tooth of the gear, then the shifting lever is shifted, the shifting lever drives the movable contact to be in contact with the stationary contact, namely the circuit is communicated, so that manual control is realized, after the communication circuit is completed, the controller starts the servo motor, so that the threaded pipe and the second limiting plate are reset, or under the reverse action of the second spring and the third spring, the rotating rod and the second limiting plate are automatically reset, and the next circuit breaking protection is facilitated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Dual mode intelligent circuit breaker, including casing (1), its characterized in that: a first fixed rod (22) is fixedly connected with the inner wall of the bottom of the shell (1), a first bearing (23) is fixedly connected with the lower end of the outer wall of the first fixed rod (22), the outer wall of the outer ring of the first bearing (23) is fixedly connected with a gear (21), the top of the outer ring of the first bearing (23) is fixedly connected with a first spring (24), the outer wall of the first spring (24) is fixedly connected with a deflector rod (5), one end of the deflector rod (5) extends out of the shell (1), one end of the deflector rod (5) positioned in the shell (1) is fixedly connected with a movable contact (17), an automatic control component (B) is arranged on the inner wall of the bottom of the shell (1) and positioned on the right side of the gear (21), a second fixed rod is fixedly connected to the inner wall of the bottom of the shell (1) and is positioned obliquely below the gear (21), and the upper end of the outer wall of the second fixed rod is fixedly connected with a second clockwork spring (19).

2. A dual-mode smart circuit breaker as defined in claim 1, wherein: automatic control subassembly (B) includes servo motor (B01), the output fixedly connected with threaded rod (B02) of servo motor (B01), the one end outer wall threaded connection who keeps away from servo motor (B01) of threaded rod (B02) has screwed pipe (B05), the fixed cover of one end outer wall that threaded rod (B02) is close to servo motor (B01) is equipped with first belt pulley (B06), one end outer wall fixedly connected with second bearing (B03) that threaded rod (B02) is close to servo motor (B01), the bottom of second bearing (B03) and the bottom inner wall fixed connection of casing (1).

3. A dual-mode smart circuit breaker as defined in claim 1, wherein: the outer wall fixedly connected with first limiting plate (28) of second clockwork spring (19), one side fixedly connected with second limiting plate (31) of clockwork spring is kept away from in first limiting plate (28), second limiting plate (31) adopt elastic metal to support, second limiting plate (31) are the arc design.

4. A dual-mode smart circuit breaker as defined in any of claims 1-3, wherein: the first hasp of one side fixedly connected with (27) and second hasp (26) of gear (21) are kept away from to second limiting plate (31), the equal fixedly connected with rope (B04) in one side of second limiting plate (31) is kept away from to first hasp (27) and second hasp (26), the bull stick is connected in the outer wall rotation of casing (1), the one end of bull stick extends to in casing (1), the bull stick is located the one end outer wall fixedly connected with second belt pulley of casing (1), the outer wall fixed connection of the one end of keeping away from first hasp (27) and first belt pulley (B06) is kept away from to rope (B04), the one end and the second belt pulley fixed connection of second hasp (26) are kept away from to rope (B04).

5. A dual-mode smart circuit breaker as defined in claim 1 or 4, wherein: the fixed cover of one end outer wall that the bull stick is located casing (1) is equipped with handle (29), the first through-hole of placing the bull stick is seted up to the outer wall of casing (1), the inner wall fixedly connected with third clockwork spring (30) of first through-hole, the inner wall of third clockwork spring (30) and the outer wall fixed connection of bull stick.

6. A dual-mode smart circuit breaker as defined in claim 1, wherein: the utility model discloses a shift lever, including casing (1), the bottom inner wall of casing (1) and the top fixedly connected with mount (6) that are located servo motor (B01), the inboard fixedly connected with conductor bar (15) of mount (6), the outer wall cover of conductor bar (15) is equipped with solenoid (16), the outside of mount (6) and one side fixedly connected with that is close to shift lever (5) run through third dead lever (11) of shift lever (5), the one end fixedly connected with fixed block (12) of mount (6) are kept away from in third dead lever (11).

7. A dual mode smart circuit breaker as defined in claim 6, wherein: one side that driving lever (5) are close to mount (6) is seted up the second through-hole of placing third dead lever (11), one side outer wall that third dead lever (11) are close to mount (6) is fixed to be equipped with and is led electrical ring (13), the first electrically conductive copper (10) of outer wall fixedly connected with of electrically conductive ring (13), one side fixedly connected with second electrically conductive copper (8) of electrically conductive ring (13) are kept away from in first electrically conductive copper (10).

8. A dual mode smart circuit breaker as defined in claim 6, wherein: one side of the shifting lever (5) far away from the gear (21) is fixedly connected with a first binding post (20), one side of the first binding post (20) far away from the shifting lever (5) is fixedly connected with a lead (18), and the other end of the lead (18) is connected with the electromagnetic coil (16).

9. A dual-mode smart circuit breaker as defined in claim 1, wherein: the improved connector is characterized in that the two sides of the shell (1) are respectively fixedly connected with a first connecting terminal (4) and a second connecting terminal (3), the two inner side walls of the shell (1) are respectively fixedly connected with a stationary contact (7), and the stationary contact (7) is respectively connected with the first connecting terminal (4) and the second connecting terminal (3).

10. A dual-mode smart circuit breaker as defined in claim 1 or 2, wherein: the outer wall of casing (1) is seted up and is used for logical groove that driving lever (5) removed, the bottom inner wall fixedly connected with explosion chamber (9) of casing (1), the top fixedly connected with cap (2) of casing (1), the output and the controller electric connection of servo motor (B01).