Summary of the invention
It is an object of the invention to provide a kind of energy storage type reclosing breaker and its control circuits and control method, realize
The energy storage in separating brake, when combined floodgate release can effect, reach and reduce motor and its driving circuit specification, reduce the purpose of cost.
In order to solve the problems existing in the prior art, the present invention provides a kind of energy storage type reclosing driving device, including shell,
And it is set to the intracorporal control circuit of shell, motor, gear drive, spring and combined floodgate driving handle, the control circuit
It is connected to motor, the output shaft of the motor is connect with gear drive, the gear drive and combined floodgate driving handle
Connection;One end of the spring is fixedly connected with the casing, and the other end of spring is fixedly connected with gear drive;
Wherein, motor drives gear drive to rotate along combined floodgate direction under the control of the control circuit when combined floodgate, spring
The energy of storage is discharged by way of discharging driving force to gear drive at this moment;
After the completion of combined floodgate, motor is under the control of the control circuit along the opposite direction idle running closed a floodgate, and gear drive is in electricity
Spring energy-storage is compressed under the driving of machine;
When separating brake, motor continues to rotate along combined floodgate opposite direction under the control of the control circuit, and gear drive is in motor
Driving under further compressed spring energy storage.
Preferably, the gear drive includes the driving gear engaged with motor output shaft, is engaged with driving gear
The first driven gear, the second driven gear engaged with the first driven gear, the second driven gear and combined floodgate driving handle connect
It connects.
Correspondingly, the present invention also provides a kind of control circuit of energy storage type reclosing breaker, which includes: expense
Signal receiving circuit is controlled, takes control signal from electric energy meter for receiving;
Microcontroller circuit, first input end are connect with expense control signal receiving circuit, control signal at one's own expense for receiving
The arrearage signal or the signal that continues to pay dues, the second input terminal for receiving circuit are connect with position detecting switch, for being opened according to position detection
The current opening and closing state of the on off operating mode detection breaker of pass;
Position detecting switch, input terminal are connect with gear drive, and the second of output end and microcontroller circuit is defeated
Enter end connection, for detecting the operating position of breaker, and will test information and be transmitted to microcontroller circuit;
The output end of motor-drive circuit, input terminal and microcontroller circuit connects, for according to from microcontroller
The control signal drive motor of circuit.
Preferably, the position detecting switch includes 3 microswitches, and 3 microswitches are arranged in PCB circuit board
On, and on a circumference, the triggering handle of each microswitch is directed toward center of circle direction, the position of 3 microswitches respectively with
The closing position of breaker, pre- open position and open position are corresponding.
Correspondingly, the control method includes such as the present invention also provides a kind of control method of energy storage type reclosing breaker
Lower step:
S1, expense control signal receiving circuit read the monitoring arrearage signal or signal that continues to pay dues, and by arrearage signal or the signal that continues to pay dues
It is sent to microcontroller circuit;
The current opening and closing state of breaker is sent to microcontroller circuit by S2, position detecting switch;
S3, microcontroller circuit according to controlling the signal of signal receiving circuit and the signal of position detecting switch at one's own expense, to
Motor-drive circuit sends corresponding control signal;
S4, motor driving gear drive under the control of microcontroller circuit control signal divide in closing position, in advance
It is rotated between gate position and open position;
Wherein, when closing a floodgate, spring discharges the energy of storage in a manner of discharging driving force to gear drive;From
When closing position turns to pre- open position, gear drive compressed spring energy storage under the drive of the motor;From pre- open position
To open position, gear drive further compressed spring energy storage under the drive of the motor.
Preferably, the step S3 includes:
During breaker closing, microcontroller circuit monitors the microswitch state of corresponding closing position in real time,
After microcontroller circuit, which detects, has arrived at closing position, microcontroller circuit sends reversion letter to motor-drive circuit
Number, motor-drive circuit controls motor reversal, motor driven gear transmission mechanism counter motion, gear drive and biography of closing a floodgate
Fixed handle separation, combined floodgate driving handle keep closing position constant, and gear drive is with motor counter motion;
Microcontroller circuit monitors the microswitch state of pre- open position in real time, when gear drive reaches pre- separating brake
When position, microcontroller circuit sends stopping signal to motor-drive circuit;
When microcontroller circuit monitors effective arrearage signal, microcontroller circuit sends electricity to motor-drive circuit
Machine reverse signal, the reversion of motor-drive circuit driving motor, motor driven gear transmission mechanism, gear drive triggering open circuit
The tripping mechanism separating brake of device.
The reclosing breaker of the invention motor when closing a floodgate drives gear drive edge under the control of the control circuit
Combined floodgate direction rotates, and spring discharges the energy of storage by way of discharging driving force to gear drive at this moment, closes a floodgate
After the completion, motor under the control of the control circuit along the opposite direction idle running closed a floodgate, press under the drive of the motor by gear drive
Contracting spring energy-storage;When separating brake, motor continues to rotate along combined floodgate opposite direction under the control of the control circuit, and gear drive is in electricity
Further compressed spring energy storage under the driving of machine.Reach and reduce motor and its driving circuit specification, reduces the purpose of cost.
Specific embodiment
It is described in detail with reference to the accompanying drawing.
With reference to shown in Fig. 1-2, which includes shell 1, and the combined floodgate driving handle being set in shell 1
2, gear drive 3, motor 4, spring 5 and control circuit (not shown);Control circuit is connect with motor 4, motor 4
Output shaft is connect with gear drive 3, and gear drive 3 is connect with combined floodgate driving handle 2;One end of spring 5 and shell 1
It is fixedly connected, the other end of spring 5 is fixedly connected with gear drive.
Spring is compressed and is discharged according to gear drive turned position.Specifically, control circuit drives when closing a floodgate
Motor is rotated along combined floodgate direction, and the output shaft of motor drives gear drive, combined floodgate driving handle to complete breaker closing, phase
Between, spring releases energy, and completes feed motion with motor resultant force.
After the completion of combined floodgate, motor, along the opposite direction rotation closed a floodgate, drives gear drive machine under the driving of control circuit
Structure is back to pre- separating brake designated position and stop is awaited orders, and during which gear drive compressed spring carries out energy storage.Fig. 3 is closing position
Schematic diagram is set, after the completion of Fig. 4 shows combined floodgate, driving handle keeps in situ motionless, the push rod 34 and combined floodgate of gear drive
The separation of 2 phase of driving handle, return.Position at this time is pre- separating brake designated position.Position is being formulated from closing position to separating brake
For the process of spring energy-storage.
When separating brake, as shown in figure 5, instruction of the motor according to control circuit, is continued to rotate by the opposite direction of combined floodgate, gear is passed
The tripping mechanism of motivation structure triggering reclosing breaker, reclosing breaker separating brake, meanwhile, the further compressed spring of gear mechanism
Energy storage, motor stalls after the completion of separating brake, and gear drive stops gate-dividing state and awaits orders.Therefore from pre- open position to sub-gate position
The process set is also the process of spring energy-storage.
It can be seen that spring is from closing position to pre- open position and from pre- open position to the process of open position
In all in storage energy;It is the process to release energy in the process of combined floodgate, i.e., gives gear drive during combined floodgate
One driving force, the driving force that this spring is given achieve the purpose that combined floodgate together with the driving force of motor.To reduce pair
The requirement of motor driven power;In addition, being improved using being spring stores energy from the process to dally to pre- separating brake motor of closing a floodgate
The utilization rate of energy reduces the waste of the energy.
Gear drive 3, including the driving shaft 31 engaged with motor output shaft, the first driven shaft engaged with driving shaft
32, the second driven shaft 33 engaged with first driven shaft, second driven shaft 33 is connect with combined floodgate driving handle 2.
Control circuit and control method of the invention are illustrated below.
Control circuit includes: position detecting switch 11, motor-drive circuit 12, expense control signal receiving circuit 13 and microcontroller
Device circuit 14.
Take control signal receiving circuit 13 to connect with electric energy meter, takes control signal from electric energy meter for receiving;
Microcontroller circuit 14, first input end are connect with expense control signal receiving circuit, receive electricity by taking control signal
Arrearage signal or the signal that continues to pay dues are supervised in road, and (rising edge or failing edge are effective, if arrearage is failing edge, continue to pay dues as rising edge, such as
Fruit arrearage is rising edge, then continues to pay dues as failing edge);Its second input terminal is connect with position detecting switch, is opened by position detection
The on off operating mode of 3 microswitches closed detects in circuit-breaker switching on-off control process, current opening and closing state.
When microcontroller circuit 14, detects and effectively continue to pay dues signal and breaker be in gate-dividing state, microcontroller is electric
Road sends the positive rotaring signal of motor, by motor-drive circuit, controls motor and rotates forward, motor driven gear transmission mechanism, gear passes
Motivation structure drive combined floodgate driving handle, combined floodgate driving handle rotation driving circuit breaker operating handle mutually close a floodgate direction movement.Period,
Stored energy mechanism releases energy drives transmission mechanism to move along motor forward rotation direction together with motor.
Energy storage during separating brake:
During breaker closing, microcontroller circuit monitors the microswitch state of corresponding closing position in real time,
After microcontroller circuit, which detects, has arrived at closing position, microcontroller circuit sends motor reversal signal, passes through motor
Driving circuit controls motor reversal, gear drive counter motion, and gear drive is separated with combined floodgate driving handle, closes a floodgate
Driving handle keeps closing position constant, and gear drive is with motor counter motion.
When microcontroller circuit detects effective arrearage signal, microcontroller circuit sends the signal of motor reversal,
And by motor-drive circuit, motor reversal, motor driven gear transmission mechanism are controlled, gear drive triggers breaker
Tripping mechanism realizes breaker open operation.
During breaker open operation, motor light running, stored energy mechanism realizes energy storage by compressed spring.
Position detecting switch generally selects microswitch, and quantity is 3, and 3 microswitches are arranged in PCB circuit board,
And on a circumference, the triggering handle of microswitch is directed toward center of circle direction.3 microswitch positions are breaking with completion respectively
Device divide-shut brake acts corresponding closing position, pre- open position and separating brake and corresponds.
It is provided with the trigger device for pressing microswitch triggering handle on the gear of gear drive, completes to break
During the gear rotation of road device divide-shut brake movement, trigger device can reach closing position, pre- separating brake specific bit and separating brake
When position, microswitch is pressed, the state for making microswitch get an electric shock changes, i.e., becomes being closed from normally opened, or by normally closed change
To disconnect.
Microcontroller circuit grasps the complete of entire control process by monitoring the on-off of corresponding 3 position detecting switch
At progress and current state.
Illustrate the control method of energy storage type reclosing breaker of the present invention below, this method comprises the following steps:
S1, expense control signal receiving circuit read the monitoring arrearage signal or signal that continues to pay dues, and by arrearage signal or the signal that continues to pay dues
It is sent to microcontroller circuit;
The current opening and closing state of breaker is sent to microcontroller circuit by S2, position detecting switch;
S3, microcontroller circuit according to controlling the signal of signal receiving circuit and the signal of position detecting switch at one's own expense, to
Motor-drive circuit sends corresponding control signal;
S4, motor driving gear drive under the control of microcontroller circuit control signal divide in closing position, in advance
It is rotated between gate position and open position;
Wherein, when closing a floodgate, spring discharges the energy of storage in a manner of discharging driving force to gear drive;From
When closing position turns to pre- open position, gear drive compressed spring energy storage under the drive of the motor;From pre- open position
To open position, gear drive further compressed spring energy storage under the drive of the motor.
When specific implementation, step S3 includes:
During breaker closing, microcontroller circuit monitors the microswitch state of corresponding closing position in real time,
After microcontroller circuit, which detects, has arrived at closing position, microcontroller circuit sends reversion letter to motor-drive circuit
Number, motor-drive circuit controls motor reversal, motor driven gear transmission mechanism counter motion, gear drive and biography of closing a floodgate
Fixed handle separation, combined floodgate driving handle keep closing position constant, and gear drive is with motor counter motion;
Microcontroller circuit monitors the microswitch state of pre- open position in real time, when gear drive reaches pre- separating brake
When position, microcontroller circuit sends stopping signal to motor-drive circuit;
When microcontroller circuit monitors effective arrearage signal, microcontroller circuit sends electricity to motor-drive circuit
Machine reverse signal, the reversion of motor-drive circuit driving motor, motor driven gear transmission mechanism, gear drive triggering open circuit
The tripping mechanism separating brake of device.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.