CN215988633U - Intelligent miniature circuit breaker control system - Google Patents
Intelligent miniature circuit breaker control system Download PDFInfo
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- CN215988633U CN215988633U CN202122678392.5U CN202122678392U CN215988633U CN 215988633 U CN215988633 U CN 215988633U CN 202122678392 U CN202122678392 U CN 202122678392U CN 215988633 U CN215988633 U CN 215988633U
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Abstract
The utility model provides an intelligent miniature circuit breaker control system, which comprises a processor, an instruction input terminal, an I/O module, a driving module and a position monitoring module, wherein the instruction input terminal is used for inputting an instruction; the processor is in communication connection with the instruction input terminal; the I/O module is connected between the processor and the driving module; the driving module is arranged in the circuit breaker and is used for driving the circuit breaker to perform position switching; the position monitoring module is electrically connected with the processor and is used for monitoring the position of the circuit breaker; when the processor does not receive an authorization signal sent by the instruction input terminal, the I/O module sends a driving instruction, the driving module is controlled to operate, the circuit breaker is driven to be switched to a tripping position, and the circuit breaker is in a tripping locking state when being switched off, so that the circuit breaker cannot be manually switched off or switched on. The utility model has compact structure, simple installation, high intelligent degree, strong single machine function, stable and reliable action, can not be used in an unauthorized state, and can automatically detect the position of the breaker.
Description
Technical Field
The utility model belongs to the technical field of low-voltage electric appliances, and particularly relates to an intelligent miniature circuit breaker control system.
Background
The 5G communication is a strategic industry which is mainly supported and developed by the country, and 5G network construction is popular. The current common miniature plug-in circuit breakers in the power distribution industry have the following problems: the existing circuit breaker can not realize the automatic control and position detection of a single machine; but also cannot realize the anti-theft function. Based on the defects, the existing miniature plug-in circuit breaker cannot meet the requirements of miniaturization, intellectualization and anti-theft of a 5G communication cabinet, so that the miniature circuit breaker product specially meeting the 5G requirement is urgently needed to be designed in a customized mode.
SUMMERY OF THE UTILITY MODEL
To solve the above problems, an object of the present invention is to provide an intelligent micro circuit breaker which is compact in structure, highly intelligent, and unusable in an unauthorized state.
The purpose of the utility model is realized by the following technical scheme:
an intelligent miniature circuit breaker control system comprises a processor, an instruction input terminal, an I/O module, a driving module and a position monitoring module; the processor is in communication connection with the instruction input terminal; the I/O module is connected between the processor and the driving module; the driving module is arranged in the circuit breaker and is used for driving the circuit breaker to perform position switching; the position monitoring module is electrically connected with the processor and is used for monitoring the position of the circuit breaker; the breaker position comprises a switch-on position, a free position, a trip position and a switch-off position;
the processor is used for sending a driving instruction through the I/O module after receiving an authorization signal sent by the instruction input terminal, controlling the driving module to operate and driving the circuit breaker to perform position switching;
the processor is also used for sending a driving instruction through the I/O module when an authorization signal sent by the instruction input terminal is not received, controlling the driving module to operate and driving the circuit breaker to be switched to a tripping position, and at the moment, the circuit breaker is in a tripping locking state and cannot be manually switched on or switched off;
and the processor is also used for sending a stop instruction through the I/O module when receiving a signal sent by the position monitoring module that the circuit breaker reaches the target position, and controlling the driving module to stop running.
Further, when the processor receives an authorization signal sent by the instruction input terminal, the processor sends a driving instruction through the I/O module, so that the driving module operates and drives the circuit breaker to stop after being switched to a free position, and at the moment, the circuit breaker can be manually or automatically switched on and off.
Further, when the processor receives an authorization signal sent by an instruction input terminal, the breaker is in a switching-on position, and the breaker is switched on; when the circuit breaker is in a tripping position, the circuit breaker is tripped and is switched off; when the breaker is in the opening position, the breaker is opened; the free position is a transition state of the circuit breaker in the switching process between a switching-on position and a tripping position or between the switching-on position and the switching-off position, and the circuit breaker is still in the switching-on state or the switching-off state or the tripping state in the transition state.
Further, when the processor receives an authorization signal sent by the instruction input terminal, after the circuit breaker is switched to other circuit breaker positions from the free position, the position monitoring module sends the detected circuit breaker position signal to the processor, and the processor controls the driving module to run reversely and drives the circuit breaker to be switched to the free position and then stops.
Furthermore, when the processor receives an authorization signal sent by the instruction input terminal, the circuit breaker can be switched between tripping, closing and opening positions in a two-way mode.
Furthermore, the circuit breaker comprises an operating mechanism for controlling the opening and closing of the circuit breaker and a button structure capable of moving left and right in the circuit breaker, and the driving module comprises a motor assembly, an inner handle, a gear and a swing rod; the motor assembly is electrically connected with the processor and can rotate under the control of the processor; the inner handle is rotatably arranged in the circuit breaker, and two ends of the inner handle are respectively connected with the operating mechanism and the button structure through pull rods and can drive the operating mechanism to switch on and off through rotation; the gear is arranged in the circuit breaker and can rotate under the driving of the motor assembly, and when the gear rotates, the gear can push the inner handle to rotate so as to drive the operating mechanism to switch on; the swing rod is arranged between the gear and the circuit breaker operating mechanism and can strike the operating mechanism under the driving of the gear to enable the operating mechanism to be tripped and to be switched off.
Furthermore, the position monitoring module comprises a first Hall element for monitoring a tripping position, a micro-break switch for monitoring a free position, a second Hall element for monitoring a switching-on position, a third Hall element for monitoring a switching-off position, a first magnet which is arranged on the button mechanism and corresponds to the second Hall element and the third Hall element in position, and a second magnet which is arranged on the gear and corresponds to the first Hall element in position; when the first magnet is over against the second Hall element, the breaker is in a switching-on position; when the first magnet is over against the third Hall element, the breaker is in a switching-on position; when the second magnet is opposite to the first Hall element, the circuit breaker is in a tripping position; when the gear toggles the micro-break switch, the circuit breaker is in a free position.
The tripping position refers to the position state of the circuit breaker when the switching-off of the moving contact and the static contact is realized by the fact that the button mechanism pulls the inner handle to rotate anticlockwise and drives the operating mechanism to rotate clockwise through the tripping pull rod under the manual operation; or under automatic operation, the motor component drives the gear to rotate anticlockwise, the convex rib on the gear rotates anticlockwise along with the gear and pushes the swing rod to swing leftwards and strike the operating mechanism, the operating mechanism is tripped and then further pushes the inner handle to rotate anticlockwise for abdication, and the operating mechanism realizes the opening and closing of the moving contact and the static contact under the action of the main tension spring of the operating mechanism, so that the position state of the circuit breaker is realized;
the switching-on position refers to the position state of the circuit breaker when the inner handle is pushed to rotate by the button mechanism and the operating mechanism is driven to rotate by the tripping pull rod to realize the switching-on of the moving contact and the static contact under the manual operation; or under automatic operation, the motor assembly driving gear rotates clockwise for a certain angle and then pushes the inner handle to rotate clockwise, the inner handle rotates and pushes the operating mechanism to rotate anticlockwise through the tripping pull rod to realize the switching-on of the moving contact and the static contact, and the position state of the circuit breaker is realized;
the opening of the moving contact and the static contact is realized;
the tripping position is as follows: under automatic operation, the motor assembly drives the gear to rotate anticlockwise, the convex rib on the gear rotates anticlockwise along with the gear and pushes the swing rod to swing leftwards and strike the operating mechanism, and after the operating mechanism is tripped, the motor assembly stops, and the circuit breaker is in a state;
the brake opening position, the brake closing position and the tripping position can be switched in two directions;
the free position is: the switching-off position is a transition position of the circuit breaker in the process of switching between two switching-off positions, switching-on positions and tripping positions, the transition position can be switched to one of the switching-off positions, the switching-on positions and the tripping positions from the transition position, and the circuit breaker can be manually operated only under the free position.
The utility model has compact structure, simple installation, high intelligent degree, strong single machine function, stable and reliable action, can not be used in an unauthorized state, and can automatically detect the position of the breaker.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the connection of the intelligent miniature circuit breaker control system of the present invention;
FIG. 2 is a control flow chart of the intelligent miniature circuit breaker control system of the present invention;
FIG. 3 is a block diagram of a circuit breaker in the intelligent miniature circuit breaker control system of the present invention;
fig. 4 is a structural diagram of a circuit breaker in a tripping state in the intelligent miniature circuit breaker control system according to the present invention;
FIG. 5 is a structural diagram of the circuit breaker in the intelligent miniature circuit breaker control system of the present invention in a free position in a tripping state;
fig. 6 is a structural diagram of a circuit breaker in a free position in a closing state in the intelligent miniature circuit breaker control system according to the present invention;
FIG. 7 is a structural diagram of a circuit breaker in a closing state in the intelligent miniature circuit breaker control system according to the present invention;
fig. 8 is a schematic structural view of a gear in a driving module of the intelligent miniature circuit breaker control system according to the present invention;
shown in the figure: 1-button, 2-short pull rod, 3-magnet I, 4-slide block, 5-long pull rod, 6-motor component, 7-inner handle, 8-operating mechanism, 9-swing rod, 10-magnet II, 11-gear, 12-PCB control board, 121-Hall element I, 122-micro-switch, 123-Hall element II, 124-Hall element III, 13-base, 14-trip pull rod, 15-moving contact.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1, the intelligent miniature circuit breaker control system of the present invention includes a processor, an instruction input terminal, an I/O module, a driving module, and a position monitoring module.
The processor is in communication connection with the instruction input terminal. The Processor is a general Processor such as a Programmable Logic Controller (PLC), a Central Processing Unit (CPU), a Network Processor (NP), and the like.
The I/O module is connected between the processor and the drive module.
The driving module is installed in the circuit breaker and used for driving the circuit breaker to perform position switching.
The position monitoring module is electrically connected with the processor and is used for monitoring the position of the circuit breaker; the breaker position comprises a switch-on position, a free position, a trip position and a switch-off position.
The processor is used for sending a driving instruction through the I/O module after receiving an authorization signal sent by the instruction input terminal, controlling the driving module to operate and driving the circuit breaker to carry out position switching.
The processor is also used for sending a driving instruction through the I/O module when an authorization signal sent by the instruction input terminal is not received, controlling the driving module to operate and driving the circuit breaker to be switched to a tripping position, and at the moment, the circuit breaker is in a tripping locking state and cannot be manually switched on or switched off.
And the processor is also used for sending a stop instruction through the I/O module when receiving a signal sent by the position monitoring module that the circuit breaker reaches the target position, and controlling the driving module to stop running.
Further, when the processor receives an authorization signal sent by the instruction input terminal, the processor sends a driving instruction through the I/O module, so that the driving module operates and drives the circuit breaker to stop after being switched to a free position, and at the moment, the circuit breaker can be manually or automatically switched on and off.
Further, when the processor receives an authorization signal sent by an instruction input terminal, the breaker is in a switching-on position, and the breaker is switched on; when the circuit breaker is in a tripping position, the circuit breaker is tripped and is switched off; when the breaker is in the opening position, the breaker is opened; the free position is a transition state of the circuit breaker in the switching process between a switching-on position and a tripping position or between the switching-on position and the switching-off position, and the circuit breaker is still in the switching-on state or the switching-off state or the tripping state in the transition state.
Further, when the processor receives an authorization signal sent by the instruction input terminal, after the circuit breaker is switched to other circuit breaker positions from the free position, the position monitoring module sends the detected circuit breaker position signal to the processor, and the processor controls the driving module to run reversely and drives the circuit breaker to be switched to the free position and then stops.
Furthermore, when the processor receives an authorization signal sent by the instruction input terminal, the circuit breaker can be switched between tripping, closing and opening positions in a two-way mode.
As shown in fig. 2 to 8, the breaker structure to which the present invention is applied is as follows:
the circuit breaker comprises a base 13, an operating mechanism 8 for opening or closing the circuit breaker, a driving module, a button mechanism and a PCB control board 12 (a processor, an I/O module and a position monitoring module are all arranged on the PCB control board 12) for controlling the operation of the motor assembly 6, wherein the operating mechanism 8, the driving module and the button mechanism are respectively arranged in the base 133. The circuit breaker comprises a fixed contact, a movable contact 15, an overload protection mechanism, a short-circuit protection mechanism, a current sampling device, an arc extinguishing system, an incoming line terminal, an outgoing line terminal and the like which are conventional structures except the conventional structures, and therefore, the structures are not described in detail. The operating mechanism 8 is also a structure used by the existing circuit breaker and mainly comprises a contact pedestal, a moving contact 15, a lock catch, a trip buckle, a lock catch torsion spring and a main tension spring.
The driving module specifically comprises an inner handle 7, a gear 11, a swing rod 9, a torsion spring, a return tension spring and a motor assembly 6.
The inner handle 7 is rotatably arranged in the base 13, after the inner handle 7 rotates, the inner handle 7 can drive the operating mechanism 8 to rotate through the trip buckle pull rod 14 so as to enable the breaker to be switched off or switched on and is linked with the button mechanism through the long pull rod 5 (one end of the trip buckle pull rod 14 is connected to the trip buckle, the other end of the trip buckle pull rod is connected to the inner handle 7, the inner handle 7 can drive the operating mechanism 8 to rotate so as to enable the movable contact 15 to be separated from or attached to the static contact, and therefore the breaker is switched off or switched on; a V-shaped clearance groove is arranged on the side surface of the inner handle 7.
The gear 11 is rotatably sleeved outside the inner handle 7, the gear 11 can push the swing rod 9 to strike the latch of the operating mechanism 8 under the driving of the motor assembly 6 (rotating) so as to enable the operating mechanism 8 to be tripped (the gear 11 rotates anticlockwise, the swing rod 9 is pushed to strike the latch of the moving contact operating machine 8, the latch and the trip buckle are separated and tripped, the moving contact 15 rotates under the driving of the main tension spring and is far away from the static contact), and the gear 11 can also push the inner handle 7 to rotate under the driving of the motor assembly 6 so as to enable the operating mechanism 8 to be provided to enable the circuit breaker to be switched off or switched on. A first convex rib 1101 which extends into the clearance groove 701 and is used for pushing the inner handle 7 to rotate is arranged at the front side surface of the gear 11 corresponding to the clearance groove 701; a second convex rib 1102 positioned at the rear side of the first convex rib 1101 is arranged on the side wall of the gear 11, the second convex rib 1102 can rotate anticlockwise by a certain angle along with the gear 11 and then can strike the swing rod 9, the swing rod 9 swings leftwards under the striking of the second convex rib 1102 and then strikes the operating mechanism 8, so that the operating mechanism is tripped, at the moment, the second magnet 10 is over against the first hall element 121, and the gear 11 is positioned at a tripping position; a convex rib third 1103 which is positioned right behind the convex rib first 1101 and positioned on the lower side of the convex rib second 1102 is arranged on the side wall of the gear 11; the third convex rib 1103 can rotate along with the gear 11 (clockwise) and stop rotating after the micro-break switch 122 is toggled, and the gear 11 is in a free position at the moment.
The swing link 9 is installed between the gear 11 and the operating mechanism 8 (specifically, between the gear 11 and the latch) in a manner of swinging left and right. The swing rod 9 corresponds to the position of the lock catch of the operating mechanism 8, the swing rod 9 swings towards the lock catch direction under the impact of the second convex rib 1102 and impacts on a preset cylinder on the lock catch, then the lock catch is pushed to rotate, the lock catch and the trip buckle are released and unlocked, and then the movable contact 15 rotates clockwise under the pulling of the main tension spring and is far away from the static contact, so that the breaker is opened.
One end of the torsion spring is installed at the rear part of the inner handle 7, and the other end of the torsion spring is installed in a preset installation groove in the base 13. The torsion spring is used for assisting to push the inner handle 7 to rotate anticlockwise after automatic brake opening or tripping, and further pushes the sliding block 4 and the button 1 to slide outwards (slide rightwards), so that the button 1 extends out of the circuit breaker.
The return spring is arranged between the swing rod 9 and the base 13 in a pulling mode and can enable the swing rod 9 after swinging to be reset (the reset of the swing rod 9 can be realized only after the gear 11 returns to a free position). And after the second convex rib 1102 rotates clockwise along with the gear 11 to be not contacted with the swing rod 9, the return spring can pull the swing rod 9 to return.
The motor assembly 6 comprises a motor and a worm mounted on a rotating shaft of the motor; the motor assembly 6 is electrically connected with the processor and can rotate under the control of the processor; the worm meshes with the gear 11.
The position monitoring module comprises a first Hall element 121 for monitoring a tripping position, a micro-switch-off switch 122 for monitoring a free position, a second Hall element 123 for monitoring a switching-on position, a third Hall element 124 for monitoring a switching-off position, a first magnet 3 which is arranged on a sliding block 4 of the button mechanism and corresponds to the second Hall element 123 and the third Hall element 124, and a second magnet 10 which is arranged on a gear 11 and corresponds to the first Hall element 121; when the first magnet 3 is opposite to the second Hall element 123, the circuit breaker is in a switching-on position; when the first magnet 3 is opposite to the third Hall element 124, the circuit breaker is in a switching-on position; when the second magnet 10 is opposite to the first Hall element 121, the circuit breaker is in a tripping position; when (rib three 1103 of) gear 11 toggles micro-breaker 122, the circuit breaker is in the free position.
The first magnet 3 is detachably mounted on the sliding block 4 of the button mechanism, can move left and right along with the sliding block 4 of the button mechanism and can respectively move right above the second Hall element 123 and the third Hall element 124. When the breaker is switched on, the first magnet 3 is over against the second Hall element 123, namely the sliding block 4 is at the switching-on position; when the breaker is opened, the first magnet 3 is opposite to the third hall element 124, namely, the sliding block 4 is in the opening position at the moment.
The second magnet 10 is mounted on the gear 11 and can rotate along with the gear 11, the position of the second magnet corresponds to that of the first hall element 121, and the second magnet 10 is detachably mounted on the front side wall of the gear 11 and located between the second convex rib 1102 and the third convex rib 1103. When the operating mechanism 8 is tripped, the second magnet 10 is opposite to the first hall element 121, and the gear 11 is in a tripping position.
The first hall element 121, the micro-break switch 122, the second hall element 123 and the third hall element 124 are sequentially welded on the PCB control board 12 from left to right and are electrically connected with the processors on the PCB control board 12 respectively, and the collected electric signals are transmitted to the processors. The first Hall element 121 is positioned above the left side of the gear 11 (the second magnet 10 is arranged on the outer side of the gear 11 and can be opposite to the first Hall element 121 after rotating along with the gear 11); the micro-break switch 122 is located at the upper right of the gear 11. The second Hall element 123 is positioned above the left end of the base groove 13; the Hall element three 124 is above the right end of the base groove 131.
The button mechanism comprises a button 1 movably arranged at the right lower end of a base 13, a slide block 4 which can slide left and right and is arranged between the button 1 and a motor component 6, and a short pull rod 2 with two ends rotatably connected on the slide block 4 and the button 1.
The PCB control board 12 is also a common control board for the existing low-voltage circuit breaker (the processor, the I/O module, and the position monitoring module are all mounted on the PCB control board 12), and is configured to control the start and stop of the motor assembly 6, and simultaneously, is configured to receive and process signals sent by the first hall element 121, the second micro-switch 122, the second hall element 123, and the third hall element 124, and then control the start and stop of the motor assembly 6. Conventional computer components such as signal receivers, controllers, memories, displays, etc. may also be provided thereon.
The control principle of the intelligent miniature circuit breaker control system is as follows:
(1) the processor judges whether the instruction input terminal sends an authorization signal or not;
(2) if the processor receives an authorization signal sent by the instruction input terminal:
a. the processor sends a driving instruction through the I/O module, controls the motor assembly 6 in the driving module to rotate and drives the gear 11 to rotate, so that the gear 11 rotates from the tripping position to the free position, the gear 11 dials the micro-break switch 122 in the position monitoring module, the micro-break switch 122 feeds a signal back to the processor, the processor sends an instruction to control the motor assembly 6 to stop running, and the circuit breaker reaches the free position;
b. then, the circuit breaker can manually push and pull the button mechanism, and the button mechanism drives the inner handle 7 to rotate and drives the operating mechanism to switch on and off; or an instruction is sent to the processor through the instruction input terminal, the processor controls the motor assembly 6 of the driving module to operate, so that the gear 11 and the inner handle 7 rotate and drive the operating mechanism, the circuit breaker automatically performs switching-off or switching-on, after the Hall element II 123 or the Hall element III 124 detects the magnet I3, a signal is fed back to the processor, the processor sends an instruction to control the motor assembly 6 to stop operating, and the circuit breaker reaches a switching-on position or a switching-off position;
c. after the circuit breaker reaches a switching-on position or a switching-off position, the processor sends an instruction to control the motor assembly 6 to run reversely, so that the gear 11 rotates reversely until the gear 11 dials the micro-break switch 122 in the position monitoring module, the micro-break switch 122 feeds a signal back to the processor, the processor sends an instruction to control the motor assembly 6 to stop running, and the circuit breaker reaches a free position;
(3) if the processor does not receive an authorization signal sent by the instruction input terminal, the processor automatically sends a driving instruction through the I/O module, the motor assembly 6 in the driving module is controlled to operate, the gear 11 rotates until the oscillating rod 9 is pushed to hit the operating mechanism, the operating mechanism is tripped and is switched off, after the Hall element I121 detects the magnet II 10, the signal is fed back to the processor, the processor sends an instruction to control the motor assembly 6 to stop operating (the motor assembly 6 cannot be restarted to enable the gear 11 to return to a free position), the circuit breaker reaches a tripping position, and at the moment, the circuit breaker is switched off and is in a tripping and locking state, and manual switching-off or switching-on of the circuit breaker cannot be carried out.
It is to be noted that 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.
The scope of the present invention is not limited to the technical solutions disclosed in the embodiments, and any modifications, equivalent substitutions, improvements, etc. made to the above embodiments according to the technical spirit of the present invention fall within the scope of the present invention.
Claims (7)
1. The utility model provides an intelligent miniature circuit breaker control system which characterized in that: the system comprises a processor, an instruction input terminal, an I/O module, a driving module and a position monitoring module; the processor is in communication connection with the instruction input terminal; the I/O module is connected between the processor and the driving module; the driving module is arranged in the circuit breaker and is used for driving the circuit breaker to perform position switching; the position monitoring module is electrically connected with the processor and is used for monitoring the position of the circuit breaker; the breaker position comprises a switch-on position, a free position, a trip position and a switch-off position;
the processor is used for sending a driving instruction through the I/O module after receiving an authorization signal sent by the instruction input terminal, controlling the driving module to operate and driving the circuit breaker to perform position switching;
the processor is also used for sending a driving instruction through the I/O module when an authorization signal sent by the instruction input terminal is not received, controlling the driving module to operate and driving the circuit breaker to be switched to a tripping position and then stopping the driving module, and at the moment, the circuit breaker is in a tripping and locking state and cannot be manually switched on or switched off;
and the processor is also used for sending a stop instruction through the I/O module when receiving a signal sent by the position monitoring module that the circuit breaker reaches the target position, and controlling the driving module to stop running.
2. The intelligent miniature circuit breaker control system of claim 1 wherein: when the processor receives an authorization signal sent by the instruction input terminal, the processor sends a driving instruction through the I/O module, so that the driving module operates and drives the circuit breaker to stop after being switched to a free position, and at the moment, the circuit breaker can be switched on and off manually or automatically.
3. The intelligent miniature circuit breaker control system of claim 2 wherein: when the breaker is at the switching-on position, the breaker is switched on; when the circuit breaker is in a tripping position, the circuit breaker is tripped and is switched off; when the breaker is in the opening position, the breaker is opened; the free position is a transition state of the circuit breaker in the switching process between a switching-on position and a tripping position or between the switching-on position and the switching-off position, and the circuit breaker is still in the switching-on state or the switching-off state or the tripping state in the transition state.
4. The intelligent miniature circuit breaker control system of claim 3 wherein: after the circuit breaker is switched to other circuit breaker positions from the free position, the position monitoring module sends the detected circuit breaker position signal to the processor, and the processor controls the driving module to run reversely and drives the circuit breaker to stop after being switched to the free position.
5. The intelligent miniature circuit breaker control system of claim 3 wherein: the circuit breaker can be switched in two directions among tripping, closing and opening positions.
6. The intelligent miniature circuit breaker control system of any one of claims 1-5, wherein the circuit breaker comprises an operating mechanism for controlling the opening and closing of the circuit breaker and a button structure capable of moving left and right in the circuit breaker, and the circuit breaker control system is characterized in that: the driving module comprises a motor assembly, an inner handle, a gear and a swing rod; the motor assembly is electrically connected with the processor and can rotate under the control of the processor; the inner handle is rotatably arranged in the circuit breaker, and two ends of the inner handle are respectively connected with the operating mechanism and the button structure through pull rods and can drive the operating mechanism to switch on and off through rotation; the gear is arranged in the circuit breaker and can rotate under the driving of the motor assembly, and when the gear rotates, the gear can push the inner handle to rotate so as to drive the operating mechanism to switch on; the swing rod is arranged between the gear and the circuit breaker operating mechanism and can strike the operating mechanism under the driving of the gear to enable the operating mechanism to be tripped and to be switched off.
7. The intelligent miniature circuit breaker control system of claim 6 wherein: the position monitoring module comprises a first Hall element for monitoring a tripping position, a micro-break switch for monitoring a free position, a second Hall element for monitoring a switching-on position, a third Hall element for monitoring a switching-off position, a first magnet which is arranged on the button mechanism and corresponds to the second Hall element and the third Hall element in position, and a second magnet which is arranged on the gear and corresponds to the first Hall element in position; when the first magnet is over against the second Hall element, the breaker is in a switching-on position; when the first magnet is over against the third Hall element, the breaker is in a switching-on position; when the second magnet is opposite to the first Hall element, the circuit breaker is in a tripping position; when the gear toggles the micro-break switch, the circuit breaker is in a free position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122678392.5U CN215988633U (en) | 2021-11-04 | 2021-11-04 | Intelligent miniature circuit breaker control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122678392.5U CN215988633U (en) | 2021-11-04 | 2021-11-04 | Intelligent miniature circuit breaker control system |
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| Publication Number | Publication Date |
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| CN215988633U true CN215988633U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122678392.5U Active CN215988633U (en) | 2021-11-04 | 2021-11-04 | Intelligent miniature circuit breaker control system |
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2021
- 2021-11-04 CN CN202122678392.5U patent/CN215988633U/en active Active
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