CN213423751U - Safety controller based on circuit breaker electric operating mechanism - Google Patents
Safety controller based on circuit breaker electric operating mechanism Download PDFInfo
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- CN213423751U CN213423751U CN202022900953.7U CN202022900953U CN213423751U CN 213423751 U CN213423751 U CN 213423751U CN 202022900953 U CN202022900953 U CN 202022900953U CN 213423751 U CN213423751 U CN 213423751U
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Abstract
The utility model discloses a safety controller based on circuit breaker electric operating mechanism, including DC power supply, controller, combined floodgate relay, separating brake relay, ABC three-phase voltage detecting element, circuit breaker state detecting element, expense accuse ammeter control signal detecting element, buzzer siren, the power wiring end of controller is connected with DC power supply's wiring end electricity, the 1 st wiring end of controller is connected with circuit breaker state detecting element's one end terminal electricity, the 2 nd wiring end of controller is connected with ABC three-phase voltage detecting element's one end electricity, the 3 rd wiring end of controller is connected with expense accuse ammeter control signal detecting element's one end terminal electricity. The utility model discloses realize that the decompression separating brake power supply recloses, lacks looks separating brake, automatic reclosing, the unsuccessful warning of combined floodgate.
Description
The technical field is as follows:
the utility model relates to an outer accuse electric operating mechanism's an intelligent control circuit technical field especially relates to a safety control ware based on circuit breaker electric operating mechanism.
Background art:
in the prior art, the circuit breaker can be electrically controlled only in situ through an electric operating mechanism, the phase loss can not be automatically identified, the charge control ammeter can not be connected, the trip and the counting time can not be carried out, the reclosing can not be carried out, and the alarm can not be given.
The utility model has the following contents:
the utility model aims at solving the technical problem, a safety controller based on circuit breaker electric operating mechanism is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a safety controller based on an electric operating mechanism of a circuit breaker comprises a direct-current power supply, a controller, a closing relay, an opening relay, an ABC three-phase voltage detection unit, a circuit breaker state detection unit, a charge control ammeter control signal detection unit and a buzzer alarm, the power supply terminal of the controller is electrically connected with the terminal of the direct current power supply, the 1 st terminal of the controller is electrically connected with the terminal at one end of the circuit breaker state detection unit, the terminal at the other end of the breaker state detection unit is electrically connected with the terminal C2, the 2 nd terminal of the controller is electrically connected with one end of the ABC three-phase voltage detection unit, the other end of the ABC three-phase voltage detection unit is electrically connected with the terminal C, the 3 rd wiring terminal of the controller is electrically connected with the terminal at one end of the charge control ammeter control signal detection unit, and the other end of the charge control ammeter control signal detection unit is electrically connected with the terminal B; the 4 th wiring terminal of the controller is electrically connected with a reset signal lamp, the other end of the reset signal lamp is electrically connected with a power supply negative electrode, the 5 th wiring terminal of the controller is electrically connected with a charge control signal lamp, and the other end of the charge control signal lamp is electrically connected with the power supply negative electrode; the 6 th wiring terminal of the controller is electrically connected with one end of a closing relay, and the other end of the closing relay is electrically connected with the positive electrode of the direct-current power supply; the 7 th wiring end of controller is connected with the one end electricity of separating brake relay, the other end and DC power supply's anodal electricity of separating brake relay are connected, the 7 th wiring end of controller still is connected with signal lamp R electricity, the 8 th wiring end and the signal lamp G electricity of controller are connected, the 9 th wiring end and signal lamp Y and the buzzer siren electricity of controller are connected, signal lamp R, signal lamp G, signal lamp Y, the other end and the anodal electricity of DC power supply of buzzer siren are connected.
Furthermore, the safety controller also comprises a voltage-loss tripping control power supply which is respectively and electrically connected with the wiring terminal A and the wiring terminal N.
Further, the controller adopts an RT9302 safety controller.
Further, the safety controller is used for controlling automatic switch-on of the incoming call of the voltage-loss switching-off, when the A phase of the power supply side has no voltage, the breaker is opened by the action of the tripping device when the breaker is installed with the voltage-loss tripping device, and when the incoming call of the power supply side occurs, the 9302 safety controller outputs a switch-on instruction by detecting the state and the cost control input state of the J1 breaker to enable the breaker to be switched on again; phase-lacking switching-off, namely, when any one of the sensors J2 and J3 detects that no voltage exists, a switching-off instruction is output, and when the voltage is normal, a switching-on instruction is output; switching on and switching off the charge control electric meter, outputting a switching-off instruction when the central processing unit detects that a signal of a charge control output end is abnormal, and outputting a switching-on instruction when the signal is normal; automatic reclosing, namely analyzing whether reclosing is needed or not by detecting the state of the J1 breaker; j1 is a breaker state detection module, when power is on, the breaker is in a closing state, when power is off, the breaker is in an opening state, the central control unit is a trip time detection unit for preparing automatic reclosing and remote control output, the central control unit is a logic analysis processor, the central control unit analyzes and judges output instructions according to input signals and sends the output instructions to the electric operating mechanism, and various states are displayed in an acousto-optic mode.
Furthermore, the safety controller is used for controlling the breaker to automatically switch on after losing voltage and switching off through the safety controller; the open phase can control the breaker to open and close after the three phases are normal; two kinds of fee-control electric meters are available on the market, one is that the fee-control direct-current electric meter can cut off or connect the current below 80A; the other type is a mutual inductance type charge control ammeter, if the mutual inductance type charge control ammeter cannot cut off the electric equipment under the condition of arrearage, the safety controller can cut off the electric equipment through an electric operating mechanism; automatic reclosing can be realized; the alarm can be given after the brake is continuously opened for three times within 10 minutes.
Further, the safety controller is used for controlling in an automatic mode operation state, if the mutual inductance type charge control ammeter charges to enable the circuit breaker to be arranged at a corresponding position through the central control unit, the circuit breaker state detection unit detects whether the circuit breaker is at a switching-on position or a switching-off position, if the circuit breaker is at the switching-on position, an instruction is not output, and if the circuit breaker is at the switching-off position, a switching-on command is output; and if the mutual inductance type ammeter arrears, a brake-opening instruction is output through the safety controller.
The utility model provides a pair of safety controller based on circuit breaker electric operating mechanism has following beneficial effect: the phase-lack opening function of the safety controller can ensure that unattended power equipment cannot run in a phase-lack manner and the equipment is not burnt out by phase-lack (such as a water pump in a rural area where water is poured); the mutual inductance type charge control electric meter can not directly switch on and switch off the current of more than 100A, the safety controller can control the switch on and switch off of the circuit breaker of more than 100A through the mutual inductance type electric meter, so that the workload of charging the electricity charge by hastening the electricity charge is greatly reduced, and the safety controller can also be connected with the remote control or remote control of the Internet of things, power carrier control and the like; the safety controller has an automatic reclosing function, if the breaker trips due to lightning strike or severe environment weather, the safety controller has automatic reclosing for 2 times within 10 minutes (the function can be withdrawn or put into use), and if the number of brake opening times within 10 minutes reaches 3 times, an alarm is given to prompt that manual operation is needed (for example, a rural distance needs to travel a distance of dozens of kilometers or even hundreds of kilometers when the breaker is manually closed once); the under-voltage release is additionally arranged, so that the breaker can be instantaneously switched off when the power supply side has power failure, and the controlled breaker can be automatically switched on again if the power supply side has power, so that personal safety accidents or power grid property loss caused by reverse power transmission can be avoided; the alarm of reclosing, open-phase opening, automatic reclosing and unsuccessful closing is realized when the voltage is lost and the opening is carried out, the unexecuted program can be memorized, and the quitted or input program can be memorized.
Description of the drawings:
the following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings:
fig. 1 is the utility model provides a pair of safety controller's connection schematic diagram based on circuit breaker electric operating mechanism.
The reference numbers in the figures illustrate: a1, a direct current power supply; a2, a controller; k1, a closing relay; k2, opening relay; j2 and ABC three-phase voltage detection units; j1, breaker state detection unit; j3, a control signal detection unit of the fee-control ammeter; a3, and a buzzer alarm.
The specific implementation mode is as follows:
it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up-down-left-right-front-back … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings) -motion situation, etc., and if the specific posture is changed, the directional indicator is changed accordingly, and the connection may be a direct connection or an indirect connection.
As shown in FIG. 1, a safety controller based on an electric operating mechanism of a circuit breaker comprises a direct current power supply A1, a controller A2, a closing relay K1, a breaking relay K2, an ABC three-phase voltage detection unit J2, a circuit breaker state detection unit J1, a charge control ammeter control signal detection unit J3 and a buzzer alarm A3, wherein a power supply terminal of a controller A2 is electrically connected with a terminal of the direct current power supply A1, a1 st terminal of the controller A2 is electrically connected with a terminal at one end of a circuit breaker state detection unit J1, a terminal at the other end of the circuit breaker state detection unit J1 is electrically connected with a terminal C2, a2 nd terminal of the controller A2 is electrically connected with one end of an ABC three-phase voltage detection unit J2, the other end of the ABC three-phase voltage detection unit J2 is electrically connected with a terminal C, A3 rd terminal of a controller A2 is electrically connected with a terminal at one end of a charge control ammeter control signal detection unit J3, the other end of the control signal detection unit J3 of the fee-control ammeter is electrically connected with the terminal B of the binding post; the 4 th terminal of the controller A2 is electrically connected with a reset signal lamp, the other end of the reset signal lamp is electrically connected with a negative pole of a power supply, the 5 th terminal of the controller A2 is electrically connected with a charge control signal lamp, and the other end of the charge control signal lamp is electrically connected with the negative pole of the power supply; the 6 th terminal of the controller A2 is electrically connected with one end of a closing relay K1, and the other end of the closing relay K1 is electrically connected with the positive electrode of a direct-current power supply A1; the 7 th wiring end of controller A2 is connected with separating brake relay K2's one end electricity, separating brake relay K2's the other end and DC power supply A1's positive pole electric connection, controller A2's 7 th wiring end still is connected with signal lamp R electricity, controller A2's 8 th wiring end is connected with signal lamp G electricity, controller A2's 9 th wiring end and signal lamp Y and buzzer siren A3 electricity are connected, signal lamp R, signal lamp G, signal lamp Y, buzzer siren A3's the other end and DC power supply A1's positive pole electricity are connected.
Furthermore, the safety controller also comprises a voltage-loss tripping control power supply which is respectively and electrically connected with the wiring terminal A and the wiring terminal N.
Further, the controller a2 adopts an RT9302 safety controller.
Further, the safety controller is used for controlling automatic switch-on of the incoming call of the voltage-loss switching-off, when the A phase of the power supply side has no voltage, the breaker is opened by the action of the tripping device when the breaker is installed with the voltage-loss tripping device, and when the incoming call of the power supply side occurs, the 9302 safety controller outputs a switch-on instruction by detecting the state and the cost control input state of the J1 breaker to enable the breaker to be switched on again; phase-lacking switching-off, namely, when any one of the sensors J2 and J3 detects that no voltage exists, a switching-off instruction is output, and when the voltage is normal, a switching-on instruction is output; switching on and switching off the charge control electric meter, outputting a switching-off instruction when the central processing unit detects that a signal of a charge control output end is abnormal, and outputting a switching-on instruction when the signal is normal; automatic reclosing, namely analyzing whether reclosing is needed or not by detecting the state of the J1 breaker; j1 is a breaker state detection module, when power is on, the breaker is in a closing state, when power is off, the breaker is in an opening state, the central control unit is a trip time detection unit for preparing automatic reclosing and remote control output, the central control unit is a logic analysis processor, the central control unit analyzes and judges output instructions according to input signals and sends the output instructions to the electric operating mechanism, and various states are displayed in an acousto-optic mode.
Furthermore, the safety controller is used for controlling the breaker to automatically switch on after losing voltage and switching off through the safety controller; the open phase can control the breaker to open and close after the three phases are normal; two kinds of fee-control electric meters are available on the market, one is that the fee-control direct-current electric meter can cut off or connect the current below 80A; the other type is a mutual inductance type charge control ammeter, if the mutual inductance type charge control ammeter cannot cut off the electric equipment under the condition of arrearage, the safety controller can cut off the electric equipment through an electric operating mechanism; automatic reclosing can be realized; the alarm can be given after the brake is continuously opened for three times within 10 minutes.
Further, the safety controller is configured to control in an automatic mode operation state, if the mutual inductance type fee-controlled electricity meter charges to place the circuit breaker at a corresponding position through the central control unit, detect whether the circuit breaker is at a closing position or an opening position through the circuit breaker state detection unit J1, if the circuit breaker is at the closing position, not output a command, and if the circuit breaker is at the opening position, output a closing command; and if the mutual inductance type ammeter arrears, a brake-opening instruction is output through the safety controller.
The foregoing shows and describes the general principles, essential features, and features of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description of the above embodiments and the description is only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are all within the scope of the present invention as claimed. The scope of the invention is to be protected by the following claims and their equivalents.
Claims (3)
1. The utility model provides a safety controller based on circuit breaker electric operating mechanism which characterized in that: including DC power supply (A1), controller (A2), closing relay (K1), separating brake relay (K2), ABC three phase voltage detecting element (J2), circuit breaker state detecting element (J1), expense accuse ammeter control signal detecting element (J3), buzzer siren (A3), the power terminal of controller (A2) is connected with DC power supply (A1)'s wiring end electricity, the 1 st wiring end of controller (A2) is connected with the one end terminal electricity of circuit breaker state detecting element (J1), the other end terminal and the terminal C2 end electricity of circuit breaker state detecting element (J1) are connected, the 2 nd wiring end of controller (A2) is connected with the one end electricity of ABC three phase voltage detecting element (J2), the other end and the terminal C terminal electricity of ABC three phase voltage detecting element (J2) are connected, the 3 rd wiring end of controller (A2) is connected with the terminal electricity of expense accuse ammeter control signal detecting element (J3), the other end of the control signal detection unit (J3) of the fee-control ammeter is electrically connected with the terminal B of the binding post; the 4 th terminal of the controller (A2) is electrically connected with a reset signal lamp, the other end of the reset signal lamp is electrically connected with a negative power supply, the 5 th terminal of the controller (A2) is electrically connected with a charge control signal lamp, and the other end of the charge control signal lamp is electrically connected with the negative power supply; the 6 th terminal of the controller (A2) is electrically connected with one end of a closing relay (K1), and the other end of the closing relay (K1) is electrically connected with the positive electrode of a direct-current power supply (A1); the 7 th wiring end of controller (A2) is connected with the one end electricity of separating brake relay (K2), the other end of separating brake relay (K2) and DC power supply (A1) the positive pole electric connection, the 7 th wiring end of controller (A2) still is connected with signal lamp R electricity, the 8 th wiring end and the signal lamp G electricity of controller (A2) are connected, the 9 th wiring end and signal lamp Y and buzzer siren (A3) electricity of controller (A2) are connected, the other end and the positive pole electric connection of DC power supply (A1) of signal lamp R, signal lamp G, signal lamp Y, buzzer siren (A3).
2. A circuit breaker electric operating mechanism based safety controller as claimed in claim 1, wherein: the safety controller also comprises a voltage-loss tripping control power supply which is respectively and electrically connected with the wiring terminal A and the wiring terminal N.
3. A circuit breaker electric operating mechanism based safety controller as claimed in claim 1, wherein: the controller (A2) adopts an RT9302 safety controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022900953.7U CN213423751U (en) | 2020-12-03 | 2020-12-03 | Safety controller based on circuit breaker electric operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022900953.7U CN213423751U (en) | 2020-12-03 | 2020-12-03 | Safety controller based on circuit breaker electric operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN213423751U true CN213423751U (en) | 2021-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022900953.7U Active CN213423751U (en) | 2020-12-03 | 2020-12-03 | Safety controller based on circuit breaker electric operating mechanism |
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| CN (1) | CN213423751U (en) |
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- 2020-12-03 CN CN202022900953.7U patent/CN213423751U/en active Active
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