CN1652428A - Multifunctional controller for rolling gate - Google Patents
Multifunctional controller for rolling gate Download PDFInfo
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- CN1652428A CN1652428A CN 200510016577 CN200510016577A CN1652428A CN 1652428 A CN1652428 A CN 1652428A CN 200510016577 CN200510016577 CN 200510016577 CN 200510016577 A CN200510016577 A CN 200510016577A CN 1652428 A CN1652428 A CN 1652428A
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Abstract
The multifunctional controller consists of wireless remote emitter, wireless remote receiving circuit, manual rise fall control circuit and power source circuit etc. When power is on, MPU system controls the charging and discharging control circuit to charge accumulator. When power is off, inverter circuit is controlled to convert DC voltage at accumulator side to AC voltage so as to guarantee movement of door no mater whether city electric supply is in on or in failure. Moreover, the disclosed controller also possesses functions of guarding against theft, alarming, linkage in subzone and delayed illumination etc. Advantages of the controller are: full functions, easy of implementation, reliable operation and high rate between performance and cost.
Description
Technical field
The present invention relates to a kind of multifunctional controller for rolling gate that shutter door rises, descends and stop of when mains failure, also can freely controlling, belong to the control device of shutter door.
Background technology
At present, along with popularizing of electric rolling gate door, the shutter door controller of various difference in functionalitys, remote controller are by widespread usage.Existing shutter door controller, remote controller mostly are based on rising, decline and hold function manual or remote control mode control shutter door, what have has also increased antitheft or function such as illumination, but in the area that energy scarcity is often rationed the power supply, in case the power failure all functions with total loss, particularly have a power failure suddenly in the way that shutter door rises or descends and more bring great inconvenience to the user.
Summary of the invention
The objective of the invention is provides a kind of multifunctional controller for rolling gate in order to overcome above-mentioned deficiency.This multifunctional controller for rolling gate, no matter having under electricity or the power-off condition all at civil power can wireless remote control or the rising of manual control mode control shutter door, descend and stop, and has simultaneously that anti-theft pick-proof is reported to the police, the sub-district interlock, meets functions such as barrier rises, time-delay illumination.
Realize that the technical scheme that the object of the invention adopted is:
This multifunctional controller for rolling gate, form by wireless remote control emitter, wireless remote control receiving circuit, manual landing control circuit, shutter door motor, static switch circuit, illuminating lamp, power transformer, power circuit etc., be characterized in that power circuit is electrically connected with storage battery through charge-discharge control circuit; Storage battery is electrically connected with the static switch circuit through inverter circuit; Power transformer is electrically connected with MPU central processing system, system wake-up circuit through the civil power observation circuit; Wireless remote control receiving circuit, manual landing control circuit are electrically connected with the MPU central processing system through the keying signal treatment circuit, and the MPU central processing system is electrically connected with charge-discharge control circuit, inverter circuit, static switch; Safety protection circuit is electrically connected with the MPU central processing system.
The MPU central processing system can also be electrically connected with system mode indicating circuit, sub-district interlock signal output apparatus, audible alarm circuit.
Wireless remote control emitter is a self-contained unit, and the high frequency radio wave that the wireless remote control receiving circuit on it and the multifunctional controller for rolling gate main frame is modulated by a kind of encoding and decoding rule of working out according to the KEELOQ hopping code carries out the information transmission.
Have under the electric situation at civil power, come from wireless remote control emitter rising, descend, stop and locking the high-frequency coding signal, receive and decoding by the wireless remote control receiving circuit, convert corresponding digital signal to through the keying signal treatment circuit again and be sent to the MPU central processing system; The rising, decline and the stop signal that come from manual landing control circuit also convert corresponding digital signal to by the keying signal treatment circuit and are sent to the MPU central processing system.Corresponding control signal is handled and sent to the MPU central processing system to these signals, and control shutter door motor rises, descends, shuts down, or the locking receiving system.In shutter door motor decline operation process, closure when the security protection switch that is installed in shutter door bottom runs into barrier, send signal through safety protection circuit to the MPU central processing system, control shutter door motor shut down immediately after the MPU central processing system detected this signal, rise to upper limit position then, drive acoustic alarm simultaneously and send audible alarm.Under the shutter door closed condition, force open the door by force if any the people, or adopt other illegal means to force open the door, the infrared security protection switch to injection device or bottom that then is installed in the shutter door both sides sends pulse signal to safety protection circuit, send signal through safety protection circuit to the MPU central processing system, the MPU central processing system detects this signal rear drive acoustic alarm and sends audible alarm, sends signal through sub-district interlock signal output apparatus to terminal monitory systems such as sub-district safety monitoring center or user's dwelling houses simultaneously.The MPU central processing system is also carried out Charge Management by charge-discharge control circuit to storage battery simultaneously, storage battery is had at civil power be in the electric weight saturation condition under the electric situation all the time, to guarantee that it is the whole system power supply that enough electric energy are arranged when having a power failure.In the shutter door operation process, the illuminating lamp drive circuit in the MPU central processing system control static switch circuit light illuminating lamp, and the time-delay certain hour extinguishes after running to the upper limit or lower limit.The civil power observation circuit is monitored city's electricity condition in real time by power transformer, in case the power failure phenomenon takes place, system's power supply circuit is transformed into the storage battery power supply mode, the civil power observation circuit sends signal to the MPU central processing system simultaneously, the MPU central processing system is kept at useful information among the EEPROM after receiving signal, then except that wireless remote control receiving circuit, manual landing control circuit, keying signal treatment circuit and system wake-up circuit, power supply all cuts off, to guarantee that the idle discharge loss of storage battery is minimum.Behind the city power recovery, the system wake-up circuit makes system's power supply circuit be transformed into the mains-supplied mode, and whole system returns to the civil power operating state.Under the mains failure situation, if the user presses the button or the manual key switch of landing control circuit on the wireless remote control emitter, then wireless remote control receiving circuit or manual landing control circuit are to the system wake-up circuit sending signal, system wake-up circuit control power supply circuit is connected to the storage battery power supply mode, the MPU central processing system is power-up initializing at first, read the control command information that the keying signal treatment circuit sends then immediately, and be kept in the internal RAM, send the level controling signal of a maintenance power supply supply power mode simultaneously, from EEPROM, read battery status and system status information again.If make accumulator voltage reach final discharging voltage because of repeatedly starting shutter door in same outage, then the MPU central processing system is sent the sound and light alarm signal by the system mode indicating circuit, with prompting user accumulator electric-quantity deficiency, can not finish the running task, cancel the level controling signal that keeps the power supply supply power mode then, cut off system's power supply circuit; If accumulator voltage is less than final discharging voltage, then the MPU central processing system starts inverter circuit, with the direct current of storage battery by with SG3525 being the inverter circuit that core is formed, convert the AC220V that is suitable for the shutter door motor, the alternating current of 50Hz to, by the static switch circuit, control shutter door motor is done to rise or descend running again.Close inverter circuit after shutter door runs to the upper limit or lower limit, MPU central processing system updating system information also is kept among the EEPROM, cancels the level controling signal that keeps the power supply supply power mode again, cuts off system's power supply circuit.In addition, the system mode indicating circuit, working state of system is indicated by the LED light-emitting diode, be provided with city's electricity condition indication (bright when electricity is arranged), battery state of charge indication (bright during charging), inverter mode indication (bright during inversion) and malfunction indication (bright when fault is arranged) and buzzer (cooperating indicator light work).
The invention has the beneficial effects as follows:
1, there is controller under the electricity condition that storage battery is taked the Charge Management scheme of quadravalence section at civil power, prolonged the useful life of storage battery greatly.
2, be provided with emergent inverter circuit, make under the mains failure situation, also can guarantee shutter door controller operate as normal.
3, be provided with the obstacle detection function, prevent from that shutter door from descending when touching barrier to be damaged or damage barrier by barrier.
4, be provided with warning functions such as anti-theft pick-proof, sub-district interlock,, improved the theftproof performance of shutter door so that when having people's malice to force open the door to swarm into, send audible alarm and send alarm signal to terminal monitory systems such as sub-district safety monitoring center or user's dwelling houses.
Controller of the present invention has unique, multiple functional, the easy enforcement of design, simple to operate, reliable operation, cost performance advantages of higher.
Description of drawings
Fig. 1 is the circuit block diagram of an embodiment of the present invention.
Fig. 2 is the wireless remote control emitter electric circuit diagram.
Fig. 3 is a wireless remote control receiving circuit electric circuit diagram.
Fig. 4 is manual landing control circuit electric circuit diagram.
Fig. 5 is a keying signal treatment circuit electric circuit diagram.
Fig. 6 is the safety protection circuit electric circuit diagram.
Fig. 7 is a system mode indicating circuit electric circuit diagram.
Fig. 8 is the audible alarm circuit electric circuit diagram.
Fig. 9 is a sub-district interlock signal output apparatus electric circuit diagram.
Figure 10 is a system wake-up circuit electric circuit diagram.
Figure 11 is a static switch circuit electric circuit diagram.
Figure 12 is a MPU central processing system electric circuit diagram.
Figure 13 is charge-discharge control circuit, power circuit and civil power observation circuit electric circuit diagram.
Figure 14 is the inverter circuit electric circuit diagram.
Among the figure: 1 wireless remote control emitter, 2 wireless remote control receiving circuits, 3 manual landing control circuits, 4 keying signal treatment circuits, 5 safety protection circuits, 6 system mode indicating circuits, 7 sub-districts interlock signal output apparatus, 8 audible alarm circuits, 9 system wake-up circuit, 10MPU central processing system, 11 storage batterys, 12 charge-discharge control circuits, 13 power circuits, 14 civil power observation circuits, 15 power transformers, 16 illuminating lamps, 17 shutter door motors, 18 static switch circuit, 19 inverter circuits.
Embodiment
The present invention is further described with the embodiment that provides below in conjunction with accompanying drawing.
The functional-block diagram of the multifunctional controller for rolling gate that present embodiment provides as shown in Figure 1.The controller main frame is made up of main control board, indicating circuit plate and relevant binding post thereof etc.At the main control board upper set MPU central processing system, wireless remote control receiving circuit, keying signal treatment circuit, system wake-up circuit, safety protection circuit, sub-district interlock signal output apparatus, audible alarm circuit, battery charge-discharge control circuit, civil power observation circuit, inverter circuit, static switch circuit and the power circuit of powering for whole system; At indicating circuit plate upper set manual landing control circuit and system mode indicating circuit.Mains supply, shutter door motor, illuminating lamp form with the static switch circuit by the binding post on the main control board and are electrically connected; The news of reporting to the police Chinese percussion instrument forms with audible alarm circuit by the binding post on the main control board and is electrically connected; Power transformer forms with civil power observation circuit and power circuit by the binding post on the main control board and is electrically connected; Storage battery power circuit, battery charge-discharge control circuit and inverter circuit formation direct by lead and on the main control board are electrically connected; Manual landing control circuit on the indicating circuit plate forms by keying signal treatment circuit on lead and binding post and the main control board and system wake-up circuit and is electrically connected; System mode indicating circuit on the indicating circuit plate forms by lead and binding post and MPU central processing system on the main control board and is electrically connected; The infrared rubber strip switch to injection device and bottom that is installed in the shutter door both sides forms by binding post and safety protection circuit on the main control board and is electrically connected; Sub-district interlock signal output apparatus on the main control board also forms the signal of telecommunication by binding post and terminal monitory systems such as sub-district safety monitoring center or user's dwelling house and is connected.
As follows to the composition division of each circuit below:
Wireless remote control emitter (1) as shown in Figure 2, with wireless remote control receiving circuit (2) as shown in Figure 3, be companion module.The encoding and decoding rule of wireless remote control adopts the KEELOQ hopping code, and therefore its code not repetition rate can have high confidentiality up to tens groups, also can't crack even malice is intercepted and captured, and has improved theftproof performance.Wireless remote control emitter (1) and wireless remote control receiving circuit (2) are all selected U.S. Microchip company special-purpose KEELOQ rolling code encoder for use, and its operating frequency is 433MHz, and effective propagation path is greater than 70 meters.Wireless remote control emitter (1) is furnished with four button YS1, YS2, YS3, YS4, respectively corresponding " rising ", " stopping ", " decline ", " setting " function.Wireless remote control receiving circuit (2) is output as the effective digital signal of high level, totally five the tunnel export YD0～YD3 and YVT, wherein YD0～YD3 distinguishes corresponding " rising ", " stopping ", " decline " and " setting " signal, be connected to keying signal treatment circuit (4), YVT is a triggering signal, its function aftermentioned.Manually landing control circuit (3) is made up of touch-switch S1～S3 and resistance R 16～R18, as shown in Figure 4 corresponding to " rising ", " stopping " and " decline " function.When a certain switch closure, corresponding output one high level signal.Manually landing control circuit (3) forms with keying signal treatment circuit (4) and system wake-up circuit (9) and is electrically connected.Keying signal treatment circuit (4) as shown in Figure 5, form by IC10, be to wireless remote control receiving circuit (2) and the manually merging and the level translation of the output signal of landing control circuit (3), export the effective digital signal of four tunnel low levels, be directly passed to MPU central processing system (10).
Safety protection circuit (5) is made up of two parts circuit as shown in Figure 6.Wherein in the circuit that a part is made up of safety switch S4, resistance R 35, R36, R55 and triode VT8, a kind of special rubber strip switch that is mounted in shutter door bottom that safety switch S4 selects for use, its inside is the wire of two parallel installations.When shutter door is in closed condition if there is the people to lever up shutter door by force, or in shutter door decline process, run into barrier, rubber strip is subjected to the external force effect to be out of shape two one metal wires and makes the safety switch closure in the connection of stressed place, so triode VT8 obtains biasing and saturation conduction by resistance R 35 and R55, collector electrode becomes electronegative potential.Both play antitheft effect at this this rubber strip switch, had the obstacle detection effect again.Be directly connected to MPU central processing system (10) from the signal of triode VT8 collector electrode output.Another part by infrared to injection device A3, in the circuit that resistance R 31, R54 and triode VT5 form, infrared infrared emission and the receiving system that injection device A3 is mounted in the inboard both sides of shutter door slideway.Under the normal condition, infrared light path is unimpeded infrared to injection device A3 output electronegative potential.Under the shutter door closed condition, when shutter door was subjected to external force deformation or other object to block light path, infrared light path was obstructed infrared to injection device A3 output high potential, provides biasing by resistance R 54 for triode VT5, the VT5 conducting infraredly also has antitheft effect to injection device A3 at this.The signal of triode VT5 collector electrode output also is directly connected to MPU central processing system (10).
System mode indicating circuit (6) is used for the indication to the various different operating states of system as shown in Figure 7.By light-emitting diode VE1～VE4, current-limiting resistance R6～R9, buzzer SP1, triode VT3 and resistance R 53 are formed.Light-emitting diode VE1～VE4 is 4 kinds of different operating states of indication mechanism respectively: correspond to city's electricity condition, charged state, inverter mode and malfunction.System is in the different operating state or when breaking down, will lights corresponding light-emitting diode.Buzzer SP1 is mainly used in system debug, button is confirmed and fault alarm.All control signals of system mode indicating circuit (6) are all from MPU central processing system (10).Audible alarm circuit (8) as shown in Figure 8, by resistance R 5, R12, R34, photoelectrical coupler IC4, triode VT9 and high-decibel news Chinese percussion instrument SP forms.Be connected to the 2nd pin of photoelectrical coupler IC4 from the control signal of MPU central processing system (10).This circuit is used for working state of system and confirms and burglar alarm.Signal output apparatus (7) is linked as shown in Figure 9 in the sub-district, and by resistance R 2, R30, photoelectrical coupler IC3 forms.When stolen incident takes place, system sends audible alarm by audible alarm circuit (8) on the one hand, to send the duty ratio that is spaced apart 500ms to terminal monitory systems such as sub-district safety monitoring center or user's dwelling houses be 50% pulse signal to the 3rd, 4 pin by photoelectrical coupler IC3 on the other hand, as the enabling signal of supervisory control system, so that in time handle theft alarm.
System wake-up circuit (9) as shown in figure 10, diode VD2～VD5 forms the OR circuit of 4 inputs, its input links to each other with the output of manual landing control circuit (3) and the YVT triggering signal output of wireless remote control receiving circuit (2) respectively, its output links to each other with the base stage of triode VT4 by resistance R 52, the base stage of triode VT4 links to each other with the anode of diode VD7 again, and the negative electrode of diode VD7 links to each other with the output of civil power observation circuit (14).When civil power had electricity, civil power observation circuit (14) was output as electronegative potential, by diode VD7 with the base stage pincers of triode VT4 to electronegative potential, triode VT4 is in cut-off state all the time; When mains failure, civil power observation circuit (14) is output as high potential, diode VD7 instead ends partially, if wireless remote control emitter (1) or manual landing control circuit (3) have any button to press, the output of the YVT triggering signal output of wireless remote control receiving circuit (2) or manual landing control circuit (3) all can be exported a high level signal, by the OR circuit of forming by diode VD2～VD5, provide forward bias, triode VT4 conducting for triode VT4 through resistance R 52.Photoelectrical coupler IC11 inside has encapsulated two photoelectricity coupling channels, the emission side of one of them passage is connected with triode VT4, another passage is connected with MPU central processing system (10), and sensitive side is connected in parallel and triode VT7 is connected into the Darlington form, as the driving stage of relay K 1.When triode VT4 conducting, the also conducting of the light-receiving tube of photoelectrical coupler IC11 causes triode VT7 conducting, and relay K 1 excitation is connected to power circuit (13) by its contact with storage battery (11), and system powers on.MPU central processing system (10) power-up initializing is sent 2nd pin of a low level signal to photoelectrical coupler IC11 then, to keep the conducting state of triode VT7.At this moment, no matter whether remote signal or manual control signal are withdrawn, relay K 1 all keeps excited state.When the user is handled and executed to MPU central processing system (10) by wireless remote control emitter (1) or after the instruction that manually landing control circuit (3) sends, withdraw the low level signal that is applied to photoelectrical coupler IC11 the 2nd pin, the light-receiving tube of photoelectrical coupler IC11 ends, cause triode VT7 to end, relay K 1 withdraws from excited state, its contact cuts off system's power down with storage battery (11) and power circuit (13) connecting circuit.The effect of this circuit is when mains failure, in order to make full use of the electric energy of storage battery, when system is in wait state, with system's power supply temporarily disconnected, the power supply state that only keeps wireless remote control receiving circuit (2), manual landing control circuit (3), keyed information treatment circuit (4) and system wake-up circuit (9), the reactive loss of reduction storage battery.
Static switch circuit (18) as shown in figure 11, its core is a group relay contact, is used for conversion and break-make control to the supply power mode of shutter door motor (17) and illuminating lamp (16).Relay K 3 has two groups of normally closed normally opened contacts, normally-closed contact links to each other with mains supply, normally opened contact links to each other with the output of inverter circuit, be connected to the common port of relay K 4, K5, K6, K7 behind current transformer A2 of one of them common port series connection, another common port links to each other with the neutral line of shutter door motor (17) with illuminating lamp (16).The normally opened contact of relay K 4, K5, K6 just changes (rising), counter-rotating (decline) and setting (only being applicable to the tube shaped electric machine that has the electronic limit set-up function) control line with shutter door motor (17) respectively and links to each other, and normally-closed contact is idle.The normally opened contact of relay K 7 links to each other with the phase line of illuminating lamp (16), and normally-closed contact is idle.The effect of current transformer A2 is to be used for judging whether shutter door motor (17) runs to the upper limit or lower position.After shutter door motor (17) runs to the upper limit or lower position, the bound bit switch has cut off the current supply circuit of motor, current transformer A2 is output as 0, and the output that makes voltage comparator ic 12B also is 0, puts in place with notice MPU central processing system (10) shutter door motor (17) operation.
MPU central processing system (10) as shown in figure 12, its core is made up of MCS-51 single-chip microcomputer IC8, and has been equipped with the Serial E of 2k position
2Prom memory is used for some important informations of saved system running.In order to narrate conveniently, list the drive circuit (being the drive circuit of the magnet exciting coil of relay group) of static switch (18) in MPU central processing system (10).The signal of control static switch (18) break-make that MPU central processing system (10) is sent is connected to the input of relay drive integrated circult IC6 through buffer IC1.
Battery charge-discharge control circuit (12), power circuit (13) and civil power observation circuit (14) are as shown in figure 13.The AC220V mains supply divides two-way after transformer (15) step-down: the one road is connected to the ac input end of the rectifier bridge VD24 of power circuit (13), and another road is connected to city's power detection circuit (14).City's power detection circuit (14) is with by the alternating voltage after transformer (15) step-down, after the current rectifying and wave filtering circuit conversion that VD18, C49, C22 form, is connected to the emission side of photoelectrical coupler IC5 through current-limiting resistance R14.The luminous tube of photoelectrical coupler IC5 was luminous when civil power had electricity, light-receiving tube conducting, output electronegative potential, otherwise output high potential.MPU central processing system (10) is judged the state of civil power by this level signal.Alternating voltage after transformer (15) step-down is transformed into direct voltage VCD again behind rectifier bridge VD24, capacitor C 47, C21 rectifying and wave-filtering, on the one hand the charging for storage battery provides the energy, on the other hand as the power supply of system.Direct voltage VCD becomes after three terminal integrated voltage stabilizer IC15 voltage stabilizing+the 5V direct voltage through leading up to diode VD14 after the three terminal integrated voltage stabilizer IC17 voltage stabilizing again, for wireless remote control receiving circuit (2), manually landing control circuit (3), keyed information treatment circuit (4) and system wake-up circuit (9) provide power supply; Another road is transformed into direct voltage VCC by three terminal integrated voltage stabilizer IC16 on the one hand through the normally-closed contact of power control relay K1, for MPU central processing system circuit supplies such as (10), provides power supply for the relay group on the other hand.The normally opened contact of power control relay K1 is connected to the positive pole of storage battery (11) through filtering inductance L 1.System is under the wait state situation when civil power has electricity or has a power failure, and storage battery (11) disconnects with the annexation of power circuit.When only system carries out user's operational order under power down mode, just provide power supply for system by power control relay K1.Diode VD15 is under power down mode, for wireless remote control receiving circuit (2), manual landing control circuit (3) and system wake-up circuit circuit such as (9) provide power path.Charge-discharge control circuit (12) is mainly by photoelectrical coupler IC2, diode VD1, and charging control switch pipe VT1 and VT2, charging current sample resistance R26, relay K 2, potential-divider network R20, R50 and R19, R51, and A/D converter IC9 forms.Relay K 2 is set up for reducing storage battery (11) self-discharge phenomenon.During discharge, after storage battery (11) terminal voltage is passed through potential-divider network R20, R50 dividing potential drop, convert serial digital signal to through A/D converter IC9 and send MPU central processing system (10) to,, avoid causing overdischarge and damage storage battery so that in time grasp the discharge condition of storage battery (11).Quadravalence section pulse current charge mode is adopted in the charging of storage battery (11).Recently dynamically adjust the size of charging voltage and charging current by the duty that changes the charging pulse control signal.
Inverter circuit (19) as shown in figure 14.Its operation principle is with low-voltage dc power supply, is transformed to required high-voltage ac power.Inverter circuit (19) is a core with two pwm pulse width control device SG3525.Wherein a slice pwm pulse width control device SG3525 (IC18) and power MOSFET field effect transistor VJ5～VJ8, high frequency transformer T1, rectifier bridge VD20～VD23, electrochemical capacitor C52 forms the DC-AC-DC translation circuit, and the 12V dc voltage conversion of storage battery (11) is become high-voltage dc voltage about 300V.The external Resistor-Capacitor Unit of the 5th, 6,7 pin of IC18 has determined that its operating frequency is about 70kHz; The 10th pin of IC18 is its internal oscillator closing control end, and when the level signal that is applied to this end was higher than 0.8V, internal oscillator failure of oscillation, this end directly were subjected to MPU central processing system (10) control; The 11st, 14 pin of IC18 are pwm pulse outputs.Power MOSFET field effect transistor VJ5 is in parallel with VJ6, VJ7 is in parallel with VJ8, become the symmetrical operation mode with the former edge joint of high frequency transformer T1 again, alternate conduction under pwm pulse control, by high frequency transformer T1 coupling boost output high-frequency ac voltage, the high-voltage dc voltage through about rectifier bridge VD20～VD23 rectification, electrochemical capacitor C52 filtering output 300V again; The 1st, 2 pin of IC18 are the internal error amplifier in.The 300V high direct voltage is connected to reverse input end the 1st pin of IC18 internal error amplifier after resistance R 81, R83, R42 dividing potential drop, this signal voltage and the reference voltage comparison of input the 2nd pin are in the same way exported an error amplification signal and are adjusted the purpose that the width of pwm pulse output reaches regulated output voltage.
Another sheet pwm pulse width control device SG3525 (IC13) and power MOSFET field effect transistor VJ1～VJ4 form the DC-AC converter.Power MOSFET field effect transistor VJ1～VJ4 presses bridge inverter main circuit and connects, the power MOSFET field effect transistor VJ3 of its low pressure brachium pontis end and VJ4 are driven by the pwm pulse output of IC13 directly, the power MOSFET field effect transistor VJ1 of high-voltage bridge arms end and VJ2 are through diode VD9, VD19, capacitor C 39, (opposite side is diode VD10, VD17 to triode VT10, capacitor C 40, triode VT11) the boostrap circuit rear drive of forming.The operating frequency of IC13 is 100Hz.The error signal of IC13 is also taken from 300V high direct voltage end.The 8th pin of IC13 is the soft start pin, and low level is effective.Resistance R 85 is an over-current detection resistance.When load current surpassed set point, load current converted voltage signal to by over-current detection resistance R 85, by a shutdown signal being provided for after resistance R 57, the R59 dividing potential drop IC13 the 10th pin, the output of IC13 was closed on the one hand; Again through making triode VT6 conducting after resistance R 63, the R65 dividing potential drop, provide a soft-start signal on the one hand, the output of IC18 is closed to IC18; Meanwhile an interrupt signal is provided for MPU central processing system (10) by voltage comparator ic 12A again, so that make MPU central processing system (10) make response.
Below in conjunction with the foregoing description the course of work of the present invention is further described.
1, have under the electric situation at civil power:
MPU central processing system (10) is at first discerned city's electricity condition for after electricity condition is arranged by civil power observation circuit (14), send control signal to static switch circuit (18), make two groups of normally-closed contacts of relay K 3 be connected to the mains supply end, promptly the electric mode is the mains-supplied mode; Send signal to system mode indicating circuit (6) again, light civil power status indicator lamp VE1; Control relay K2 excitation again makes the normally opened contact closure of self discharge control relay K2 in the charge-discharge control circuit (12), connects the Measurement Network of charge in batteries voltage and charging current; Enter the battery charging management program and detect in good time and have or not keying signal.
In order to prolong the useful life of storage battery, shorten the battery charge time, guarantee the charging effect of storage battery, the present invention adopts quadravalence section pulse current charge control mode to the charging of storage battery, and the storage battery that is adopted (11) is the 12V/10Ah maintenance-free lead accumulator.The charging pulse frequency is 200Hz, recently controls the size of charging voltage and charging current by the duty that changes charging pulse.This pulse is applied to the 2nd pin of photoelectrical coupler IC2 in the charge-discharge control circuit (12), and the size of charging voltage and charging current is controlled in the conducting by photoelectrical coupler IC2 control charge switch pipe VT2 and VT1 and ending.MPU central processing system (10) is to realize by the A/D converter IC9 in the charge-discharge control circuit (12) to the collection of charging voltage and charging current data.The charging phase I is adopted the constant-current pulse charging modes, promptly storage battery (11) charged with the constant pulse current of 1A, and in good time the detect storage battery terminal voltage of (11).When the terminal voltage arrival of storage battery (11) recycles the higher limit 14.5V of charging voltage, change the charging second stage over to.The charging second stage adopts constant voltage charging method, and the constant voltage of the higher limit 14.5V of charging voltage charges to storage battery (11) when promptly recycling with storage battery, detects charging current more in good time.When dropping to 20mA, charging current changes the charging phase III over to.The phase III is also adopted the constant current charge mode in charging, promptly storage battery (11) charged with the constant electric current of 20mA, and in good time the detect storage battery terminal voltage of (11).When the terminal voltage of storage battery (11) rises to 14.5V, stop charging, change charging quadravalence section over to.The quadravalence section of charging is the extension of charging phase III.After charging stopped, the terminal voltage of storage battery can be because of self discharge or the slowly decline of its inner chemical change.When the terminal voltage of storage battery drops to 13.2V, restart charging circuit, with the constant electric current of 20mA storage battery (11) is charged again.When rising to 13.8V, the terminal voltage of storage battery stops charging, so circulation.During charging, MPU central processing system (10) sends signal to system mode indicating circuit (6), lights charged state indicator light VE2, extinguishes charged state indicator light VE2 when stopping to charge.For showing effect to charge in batteries, adopt 6 group storage batteries to do the collimation test, 3 groups of conventional constant voltage charging methods that adopt storage battery producer to recommend wherein, other 3 groups are adopted quadravalence section charging modes of the present invention, do charge and discharge cycles test, the result is the storage battery of conventional constant voltage charging method, and the capacity of storage battery has dropped to 80% behind the cycle charge-discharge 480 times, and adopting the storage battery of quadravalence section charging modes of the present invention, the capacity of storage battery just drops to 80% behind the cycle charge-discharge 580 times.
When MPU central processing system (10) is carried out Charge Management to storage battery (11), also detect the state of keying signal treatment circuit (4) and the state of safety protection circuit (5) in good time.When the user presses " rising " on the wireless remote control emitter (1), " decline " or " stopping " button, wireless remote control receiving circuit (2) receives and decoding, converts corresponding digital signal to through keying signal treatment circuit (4) and is sent to MPU central processing system (10); When perhaps the user presses " rising " on the manual landing control circuit (3), " decline " or " stopping " button, also convert corresponding digital signal to and be sent to MPU central processing system (10) by keying signal treatment circuit (4).After MPU central processing system (10) reads the information of keying signal treatment circuit (4) transmission, move according to the middle corresponding relays of commands for controlling static switch circuit (18) that the user sends.Rise and turn round: MPU central processing system (10) is sent relay K 4, the K7 action in the control signal control static switch circuit (18), shutter door motor (17) is done the running of rising, illuminating lamp (16) is lighted, and MPU central processing system (10) internal timer picks up counting simultaneously.Rise in the way, if MPU central processing system (10) receives user's halt instruction, then control relay K4 moves, and shutter door motor (17) shuts down; If receive the instruction of rising or descend again, then control relay K4 and K5 action, shutter door motor (17) rises once more or descends running; If there is not other instruction, when shutter door rises to upper limit position upper limit position switch is disconnected, the current supply circuit of shutter door motor (17) is cut off, current transformer A2 in the static switch circuit (18) is output as 0, make voltage comparator ic 12B be output as 0, send an identification signal to MPU central processing system (10), perhaps when the shutter door rise time reaches the time of user's setting, MPU central processing system (10) is sent control command control relay K4 action, shutter door motor (17) shuts down, and illuminating lamp (16) will extinguish after will delaying time 3～5 minutes.Running descends: the control procedure of decline is basic identical with uphill process, different places be, in shutter door motor (17) decline operation process, closure when the rubber strip switch that is installed in shutter door bottom runs into barrier, send low level signal through safety protection circuit (5) to MPU central processing system (10), control shutter door motor (17) shut down immediately after MPU central processing system (10) detected this signal, rise to upper limit position then, drive audible alarm circuit (8) simultaneously and send audible alarm, remove barrier with the prompting user.
" setting " button combination " stopping " button on the wireless remote control emitter (1) is used for the setting to working state of system.Present embodiment has been set 4 kinds of working state of system: normal operating condition, lock-out state, alarm state and self study state.Under the normal operating condition, the user just can be by wireless remote control emitter (1) and manually " rising " on the landing control circuit (3), rising that " decline " or " stopping " button is controlled shutter door, descend or shut down.When system is in normal operating condition, and shutter door is closed under the situation, press time that wireless remote control emitter (1) goes up " setting " button during less than 2 seconds, system enters " lock-out state ", MPU central processing system (10) drives audible alarm circuit (8) and sends a short acoustic alarm simultaneously, to inform the user.Under this state, except that " stopping " button, all the other buttons are all invalid, and the function of safety protection of system is also invalid.Click " stopping " button, system removes " lock-out state " and enters normal operating condition and send a short acoustic alarm.When system is in normal operating condition, and shutter door is closed under the situation, press time that wireless remote control emitter (1) goes up " setting " button during greater than 2 seconds, system enters " alarm state ", MPU central processing system (10) drives audible alarm circuit (8) and sends two short acoustic alarms simultaneously, to inform the user.Under this state, except that " stopping " button, all the other buttons are all invalid, but system has function of safety protection.Click " stopping " button, system removes " alarm state " and enters normal operating condition and send a short acoustic alarm.
Present embodiment has been set up self-learning function in order to be used the tube shaped electric machine with electronics bound site set-up function.When system is in normal operating condition, and shutter door closes under the situation, presses time that wireless remote control emitter (1) goes up " stopping " button greater than 4 seconds, presses " setting " button then rapidly 2 seconds, and system promptly enters the self study state.After entering the self study state, if no any other button is pressed after 10 seconds, then system returns normal operating condition automatically.Press " rising " button, MPU central processing system (10) is sent relay K 4, the K6 action in the control signal control static switch circuit (18), rising operation control line and spacing setting control line and mains supply connection with shutter door motor (17), shutter door motor (17) is done the running of rising, and the internal timer of MPU central processing system (10) startup simultaneously picks up counting.When the user thinks that shutter door has risen to upper limit position, press " stopping " button, the rising operation control line of shutter door motor (17) and the annexation of spacing setting control line and mains supply are cut off in the control relay K4 of system, K6 action, shutter door motor (17) shuts down and preserves upper limit desired location point automatically, and MPU central processing system (10) stops internal timer and timing result is kept at E simultaneously
2Among the PROM, as upper limit position setting reference point in time.Equally, press " decline " button and can finish the setting of lower position.
Under alarm state, force open the door by force if any the people, or adopt other illegal means to force open the door, the infrared rubber strip switch to injection device or bottom that then is installed in the shutter door both sides sends signal by safety protection circuit (5) to MPU central processing system (10), MPU central processing system (10) detects this signal rear drive audible alarm circuit (8) and sends audible alarm, sends signal through sub-district interlock signal output apparatus (7) to terminal monitory systems such as sub-district safety monitoring center or user's dwelling houses simultaneously.
2, under the mains failure situation:
If just in process of rising or falling, have a power failure suddenly at shutter door, MPU central processing system (10) at first sends signal to power circuit (13) after detecting power cut signal by civil power observation circuit (14), control relay K1 action, the system power supply supply power mode switches to the storage battery power supply state, uninterrupted to keep system's power supply, inquire about the internal operation flag bit then, determine traffic direction, control static switch circuit (18) makes relay K 3 actions, the electric mode switches to by inner inverter circuit (19) supply power mode, make the relevant traffic direction actuating of relay again, send enabling signal to inverter circuit (19) then, start inverter circuit (19), with the direct current energy inversion of storage battery for being fit to the alternating current of loaded work piece.After shutter door motor (17) runs to the upper limit or lower limit, MPU central processing system (10) is cancelled the enabling signal to inverter circuit (19), close inverter circuit (19), terminal voltage data and other relevant data of then shutter door motor (17) being arrived the storage battery of gathering at last before the upper limit or the lower limit (11) are kept at E
2Among the PROM, send control signal to power circuit again, system's power supply is cut off in control relay K1 action, makes system enter little power consumption power-down state.
Under the mains failure state, if the user presses the button or the manual key switch of landing control circuit (3) on the wireless remote control emitter (1), then wireless remote control receiving circuit (2) or manual landing control circuit (3) send signal to system wake-up circuit (9), relay K 1 action of system wake-up circuit (9) control power circuit (13) is connected to the storage battery power supply mode with system power supply.MPU central processing system (10) is power-up initializing at first, read the control command information that keying signal treatment circuit (4) sends then immediately, and be kept in the internal RAM, send the level controling signal of a maintenance power supply supply power mode simultaneously, keep the state of relay K 1, from EEPROM, read battery status and system status information again.If make storage battery (11) terminal voltage reach final discharging voltage because of repeatedly starting shutter door in same outage, then MPU central processing system (10) is sent the sound and light alarm signal by system mode indicating circuit (6), with prompting user's storage battery (11) electric weight deficiency, can not finish the running task, cancel then and keep the power supply supply power mode, promptly keep the level controling signal of relay K 1 state, cut off system's power supply circuit, return little power consumption power-down state; If storage battery (11) terminal voltage is less than final discharging voltage, then MPU central processing system (10) starts inverter circuit (19) once more according to said process, and control shutter door motor is finished to rise or descend and turned round.
Under the power down mode, system automatically returns to normal operating condition.In addition, when MPU central processing system (10) starts inverter circuit (19), also send signal, light emergency rating indicator light VE3 to system mode indicating circuit (6).
Present embodiment also has fault self-diagnosis function.For load open circuit, short circuit, the storage battery open circuit, the charging circuit fault, battery discharging is to final voltage, and phenomenons such as life of storage battery termination are judged automatically, and sent signal to system mode indicating circuit (6), light malfunction indicator light VE4, drive buzzer SP1 simultaneously, send the different sounds, to show difference.
Claims (4)
1, a kind of multifunctional controller for rolling gate, form by wireless remote control emitter, wireless remote control receiving circuit, manual landing control circuit, shutter door motor, static switch circuit, illuminating lamp, power transformer, power circuit etc., it is characterized in that power circuit is electrically connected with storage battery through charge-discharge control circuit; Storage battery is electrically connected with the static switch circuit through inverter circuit; Power transformer is electrically connected with MPU central processing system, system wake-up circuit through the civil power observation circuit; Wireless remote control receiving circuit, manual landing control circuit are electrically connected with the MPU central processing system through the keying signal treatment circuit, and the MPU central processing system is electrically connected with charge-discharge control circuit, inverter circuit, static switch; Safety protection circuit is electrically connected with the MPU central processing system.
2, multifunctional controller for rolling gate according to claim 1 is characterized in that the MPU central processing system can also be electrically connected with system mode indicating circuit, sub-district interlock signal output apparatus, audible alarm circuit.
3, multifunctional controller for rolling gate according to claim 1, it is characterized in that charge-discharge control circuit is by photoelectrical coupler IC2, diode VD1, charging control switch pipe VT1 and VT2, charging current sample resistance R26, relay K 2, potential-divider network R20, R50 and R19, R51, and A/D converter IC9 forms, storage battery is adopted quadravalence section pulse current charge control mode, and the charging pulse frequency is 200Hz, and this pulse is applied to the 2nd pin of photoelectrical coupler IC2 in the charge-discharge control circuit, conducting by photoelectrical coupler IC2 control charge switch pipe VT2 and VT1 and ending, the duty that changes charging pulse is recently controlled the size of charging voltage and charging current.
4, multifunctional controller for rolling gate according to claim 1, it is characterized in that inverter circuit is a core with two pwm pulse width control device SG3525, wherein a slice pwm pulse width control device SG3525 and power MOSFET field effect transistor VJ5～VJ8, high frequency transformer T1, rectifier bridge VD20～VD23, electrochemical capacitor C52 forms the DC-AC-DC translation circuit, the 12V dc voltage conversion of storage battery is become the high-voltage dc voltage of 300V; Another sheet pwm pulse width control device SG3525 and power MOSFET field effect transistor VJ1～VJ4 forms the DC-AC converter, high-voltage dc voltage is transformed into the alternating voltage of 220V.
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|---|---|---|---|
| CN 200510016577 CN1652428A (en) | 2005-02-07 | 2005-02-07 | Multifunctional controller for rolling gate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200510016577 CN1652428A (en) | 2005-02-07 | 2005-02-07 | Multifunctional controller for rolling gate |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101373387B (en) * | 2008-09-18 | 2013-03-20 | 王金友 | Method for setting electric machine spacing, electric machine, rain shed and curtain using the same |
| CN106253454A (en) * | 2016-07-27 | 2016-12-21 | 合肥联信电源有限公司 | A kind of emergency power supply control circuit |
| CN107065694A (en) * | 2017-05-26 | 2017-08-18 | 杭州正电科技有限公司 | A kind of tubular motor intelligent control system |
| CN109577847A (en) * | 2018-12-14 | 2019-04-05 | 福建安麟智能科技股份有限公司 | A kind of the limit setting method and system of electric rolling door |
| CN112311046A (en) * | 2019-07-26 | 2021-02-02 | 百度（美国）有限责任公司 | Bidirectional multifunctional converter for standby battery unit |
| CN112327809A (en) * | 2020-11-16 | 2021-02-05 | 浙江嘉科电子有限公司 | Obstacle detection device and method for ship lock control system |
| CN118131679A (en) * | 2024-05-06 | 2024-06-04 | 成都觅瑞科技有限公司 | Garage door controller |
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2005
- 2005-02-07 CN CN 200510016577 patent/CN1652428A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101373387B (en) * | 2008-09-18 | 2013-03-20 | 王金友 | Method for setting electric machine spacing, electric machine, rain shed and curtain using the same |
| CN106253454A (en) * | 2016-07-27 | 2016-12-21 | 合肥联信电源有限公司 | A kind of emergency power supply control circuit |
| CN106253454B (en) * | 2016-07-27 | 2019-03-08 | 合肥联信电源有限公司 | A kind of emergency power supply control circuit |
| CN107065694A (en) * | 2017-05-26 | 2017-08-18 | 杭州正电科技有限公司 | A kind of tubular motor intelligent control system |
| CN109577847A (en) * | 2018-12-14 | 2019-04-05 | 福建安麟智能科技股份有限公司 | A kind of the limit setting method and system of electric rolling door |
| CN112311046A (en) * | 2019-07-26 | 2021-02-02 | 百度（美国）有限责任公司 | Bidirectional multifunctional converter for standby battery unit |
| CN112311046B (en) * | 2019-07-26 | 2024-06-21 | 百度（美国）有限责任公司 | Bidirectional multifunctional converter for standby battery unit |
| CN112327809A (en) * | 2020-11-16 | 2021-02-05 | 浙江嘉科电子有限公司 | Obstacle detection device and method for ship lock control system |
| CN118131679A (en) * | 2024-05-06 | 2024-06-04 | 成都觅瑞科技有限公司 | Garage door controller |
| CN118131679B (en) * | 2024-05-06 | 2024-07-02 | 成都觅瑞科技有限公司 | Garage door controller |
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