CN208119091U - A kind of Multifunctional relay control module - Google Patents
A kind of Multifunctional relay control module Download PDFInfo
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- CN208119091U CN208119091U CN201721693993.0U CN201721693993U CN208119091U CN 208119091 U CN208119091 U CN 208119091U CN 201721693993 U CN201721693993 U CN 201721693993U CN 208119091 U CN208119091 U CN 208119091U
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Abstract
A kind of Multifunctional relay control module, it is characterised in that：Including input unit, flasher control unit, Rear Fog Lamp control unit and wiper control unit, the flasher control unit, Rear Fog Lamp control unit and wiper control unit connect into a kind of Multifunctional relay control module by input unit；The utility model uses modularized design, three wiper control unit, flasher control unit and Rear Fog Lamp control unit modules are connected by input unit, both have the function of controlling wiper, flasher and Rear Fog Lamp, while each control module is independently, it is non-interference, the normal work of other control modules will not be influenced one of control module breaks down；The utility model does not need software design without single-chip microcontroller yet, can greatly reduce cost.Another wiper control unit includes washing delay circuit, and water spray motor can spray on enough cleaning solutions to glass for vehicle window, can avoid glass for vehicle window by xerotripsis and is likely to occur scratch.
Description
Technical field
The utility model relates to a kind of auto electronic equipments, more particularly to it is a kind of control simultaneously wiper, flasher and after
The Multifunctional relay control module of fog lamp.
Background technique
The control of current certain vehicles its wiper, flasher and Rear Fog Lamp is controlled using same module, also known as three-in-one
Controller, Three-in-one controller majority use single-chip microcontroller control program, the problem is that：
1. design cost is higher, other than the design of hardware circuit, it is also necessary to which software design increases design cost；
2. influencing the function of all modules when single-chip microcontroller breaks down.
Utility model content
The technical problems to be solved in the utility model is：A kind of Multifunctional relay control module is provided, it is existing to overcome
Above-mentioned deficiency present in technology.
The technical scheme adopted by the utility model is that：
A kind of Multifunctional relay control module, including input unit, flasher control unit, Rear Fog Lamp control unit and
Wiper control unit, the flasher control unit, Rear Fog Lamp control unit and wiper control unit pass through input unit
Connect into a kind of Multifunctional relay control module；
The flasher control unit includes two-way Flasher chip U2, relay K2, relay K3, resistance R1, resistance
R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R9*, resistance R10, resistance R11,
Capacitor C3, diode D1 and diode D3；
When the two-way flasher control chip is for controlling the flash frequency and bulb malfunction of left-hand rotation lamp and right-hand rotation lamp
Flash frequency；
Resistance R1 is left-hand rotation lamp control signal pull down resistor, and resistance R4 is left-hand rotation lamp control signal protective resistance, electricity
It hinders R1 and resistance R4 series winding composition left steering lamp and controls input circuit, resistance R4 mono- terminates 2 feet of two-way Flasher chip U2, electricity
Hinder one end ground connection of R1, the public termination left steering lamp switch input terminal A1 of resistance R1 and resistance R4；
Resistance R2 is right-hand rotation lamp control signal pull down resistor, and resistance R5 is right-hand rotation lamp control signal protective resistance, electricity
It hinders R2 and resistance R5 series winding composition right turn lamp and controls input circuit, resistance R5 mono- terminates 3 feet of two-way Flasher chip U2, electricity
Hinder one end ground connection of R2, the public termination right turn lamp switch input terminal A2 of resistance R2 and resistance R5；
Resistance R3 is the pull-up resistor of emergency warning lamp control signal, and resistance R6 is the protection electricity of emergency warning lamp control signal
Resistance, resistance R3 and resistance R6 series winding composition hazard warning light control input circuit, a termination two-way Flasher chip of resistance R6
4 feet of U2, resistance R3 mono- terminate 12V power supply, the public termination hazard warning light switch input terminal A5 of resistance R3 and resistance R6；
Resistance R7 is signal feedback end input resistance, and one terminates 6 feet of two-way Flasher chip U2, and the other end is succeeded
The fixed contact and right turn lamp output terminals A 3 of electric appliance K3 switch；
Resistance R8 is signal feedback end input resistance, and one terminates 7 feet of two-way Flasher chip U2, and the other end is succeeded
The fixed contact and left steering lamp output terminals A 4 of electric appliance K2 switch；
Resistance R9, resistance R9* and capacitor C3 series winding composition flash frequency circuit, the anode termination 12V power supply of capacitor C3, electricity
Hold 14 feet of the public termination two-way Flasher chip U2 of C3 and resistance R9, resistance R9 series resistor R9* is followed by two-way flasher
1 foot of chip U2；
Resistance R10 is loop protection resistance, and one terminates 10 feet of two-way Flasher chip U2, and other end ground connection is made
With being to prevent external voltage is excessively high from causing the electric current for flowing into two-way Flasher chip U2 excessive and damage to chip；
Resistance R11 is sampling resistor, and one terminates 12V power supply, another relay termination K2 switch and relay K3 switch
Movable contact and two-way Flasher chip U2 8 feet；
Relay K2 is left-hand rotation lamp output relay, and coil one terminates 13 feet of two-way Flasher chip U2, the other end
Ground connection, relay K2 coil both ends simultaneously meet freewheeling diode D1, prevent relay K2 coil inverse electromotive force to two-way flasher
Chip U2 is damaged；
Relay K3 is right-hand rotation lamp output relay, and coil one terminates 11 feet of two-way Flasher chip U2, the other end
Ground connection, relay K3 coil both ends simultaneously meet freewheeling diode D3, prevent K3 coil inverse electromotive force to two-way Flasher chip U2
It damages；The fixed contact of the switch of relay K3 connects right-hand rotation lamp；
The Rear Fog Lamp control unit includes Rear Fog Lamp control chip U3, resistance R18, resistance R21, resistance R22, electrolysis electricity
Hold C5, electrolytic capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, triode Q1, relay
K4 and diode D4；
The Rear Fog Lamp control chip U3 is used for Rear Fog Lamp logical process and control；
Diode D4 negative terminal meets rear fog lamp switch input terminal A7, positive 1 foot for terminating Rear Fog Lamp control chip U3, for preventing
Rear fog lamp switch input terminal has backward voltage to cause wafer damage to Rear Fog Lamp control chip U3 impact；
The start-oscillation circuit of resistance R21 and capacitor C12 series winding composition Rear Fog Lamp control chip U3 internal oscillator, resistance R21
A termination Rear Fog Lamp control chip U3 2 feet, one end ground connection of capacitor C12, the 8 of public termination Rear Fog Lamp control chip U3
Foot；
The both ends of relay K4 coil connect 3 feet and 4 feet of Rear Fog Lamp control chip U3, switch one end of relay K4 respectively
Connect 12V power supply, another termination Rear Fog Lamp output terminals A 8；
Resistance R18 and triode Q1 composition saturation amplifying circuit, resistance R18 mono- terminate 4 feet of Rear Fog Lamp control chip U3,
Another termination triode Q1 base stage of resistance R18, triode Q1 collector connect 6 feet of Rear Fog Lamp control chip U3, triode Q1's
Emitter connects Rear Fog Lamp and enables 2 input terminal A10.
The Rear Fog Lamp control unit further includes by the electrolytic capacitor C6 and resistance R22 energy storage constituted and being released back into
Road, electrolytic capacitor C6 negative pole end is grounded after electrolytic capacitor C6 is in parallel with resistance R22, and electrolytic capacitor C6 anode terminates Rear Fog Lamp control
7 feet and Rear Fog Lamp of chip U3 enable 1 input terminal A9, influence when for preventing the input voltage of Rear Fog Lamp enabled 1 to fluctuate
Overall logic relationship；
The wiper control unit includes wiper main control chip U1, resistance R14, resistance R15, resistance R16, resistance
R17, resistance R19, resistance R20, electrolytic capacitor C1, electrolytic capacitor C2, relay K1 and sustained diode 2；
The wiper main control chip U1 is responsible for the control of wiper movement；
Resistance R14 is intermittency signal input resistance, and one terminates 2 feet of wiper main control chip U1, another termination interval
Signal input part B1；
Resistance R16 is return signal input resistance, and one terminates 6 feet of wiper main control chip U1, and the other end takes back position
Signal input part B3；
Resistance R17 is washing signal input resistance, and one terminates 5 feet of wiper main control chip U1, another termination washing
Signal input part B2；
Resistance R20 is loop protection resistance, for preventing external voltage is excessively high from causing to flow into wiper main control chip U1's
Electric current is excessive to damage chip, one end ground connection, 1 foot of another termination wiper main control chip U1；
Resistance R15 is wiping action time resistance after water spray, and one terminates 4 feet of wiper main control chip U1, the other end
Connect 1 foot of wiper main control chip U1；
Electrolytic capacitor C1 is time capacitor, and one terminates 3 feet of wiper main control chip U1, another termination wiper master control
The size of 1 foot of chip U1, electrolytic capacitor C1 capacitance and resistance R15 resistance value determines that intermittent time and wiping action continue
Time；
Electrolytic capacitor C2 is filter capacitor, and for filtering the ripple and burr of supply voltage, cathode terminates wiper master
Control 1 foot of chip U1, anode termination 12V power supply；
Relay K1 is output relay, one end ground connection, 7 feet of another termination wiper main control chip U1, by windscreen wiper
Device main control chip U1 controls its output driving rain shaving electrical machine, and the switch movable contact point 1 of relay K1 meets wiper output signal end B4,
Fixed contact 3 connects 12V power supply, and fixed contact 3 takes back a signal input part B3；
Relay K1 coil both ends parallel connection sustained diode 2, for preventing relay K1 coil inverse electromotive force to windscreen wiper
Device main control chip U1 is damaged；
The input unit 101 includes that include action input circuit, Rear Fog Lamp enabled 1 defeated for left and right turning indicator control circuit, rain
Enter circuit, Rear Fog Lamp enables 2 input circuits and external connector；
The left steering lamp switching circuit includes triode Q2 and resistance R12, and triode Q2 emitter connects 12V power supply, collection
Electrode meets the left steering lamp switch input terminal A1 of flasher control unit, and base stage series resistor R12 is followed by the 2 of external connector
Foot；
The right turn light switch circuit includes triode Q3 and resistance R13, and triode Q3 emitter connects 12V power supply, collection
Right turn the lamp switch input terminal A2, base stage series resistor R13 that electrode connects flasher control unit are followed by the 3 of external connector
Foot；
It includes intermittency signal input and washing signal input that rain, which includes action input circuit, and intermittency signal is inputted by diode D5
It constitutes, the interval signal input part B1 of the cathode termination wiper control unit of diode D5, the 5 of anode termination external connector
Foot, washing signal input are made of diode D6, the washing signal input of the cathode termination wiper control unit of diode D6
Hold B2, positive 6 feet for terminating external connector；
Rear Fog Lamp enables 2 input circuits and is made of diode D7, the cathode of diode D7 termination Rear Fog Lamp control unit it
Rear Fog Lamp enables 2 input terminal A10,7 feet of anode termination external connector, Rear Fog Lamp enable 1 input circuit by diode D8 and
Diode D9 is constituted, and the Rear Fog Lamp of the cathode termination Rear Fog Lamp control unit of diode D8 and diode D9 enables 1 input terminal A9,
Diode D8 anode terminates 8 feet of external connector, and diode D9 anode terminates 9 feet of external connector；
10 feet of external connector connect the positive terminal of diode D10, and the cathode of diode D10 terminates 12V power supply；
12 feet of external connector are grounded, and 11 feet connect 12V power supply；
1 foot of external connector meets the hazard warning light switch input terminal A5 of flasher control unit,
4 feet of external connector meet the rear fog lamp switch input terminal A7 of Rear Fog Lamp control unit,
17 feet of external connector connect the Rear Fog Lamp output terminals A 8 of Rear Fog Lamp control unit,
16 feet of external connector meet the wiper output signal end B4 of wiper control unit,
15 feet of external connector meet the return signal input part B3 of wiper control unit,
14 feet of external connector connect the right turn lamp output terminals A 3 of flasher control unit,
13 feet of external connector connect the left steering lamp output terminals A 4 of flasher control unit.
Its further technical solution is：The Rear Fog Lamp control unit further includes Rear Fog Lamp triggering filter circuit and relay
Device filter circuit；
The Rear Fog Lamp triggering filter circuit includes capacitor C7, capacitor C9 and electrolytic capacitor C5, electrolytic capacitor C5 positive terminal
Connect 2 feet of Rear Fog Lamp control chip U3, negative pole end ground connection, the line of the 2 foot output voltages for reducing Rear Fog Lamp control chip U3
Wave and filtering burr voltage；
Capacitor C7 and capacitor C9 are connected in parallel between rear fog lamp switch input terminal A7 and earth polar, for filtering rear fog lamp switch end
Burr voltage；
Relay filter circuit includes the capacitor C8, capacitor C10 and capacitor C11 being connected in parallel, capacitor C8, capacitor C10 and
Capacitor C11 latter end ground connection in parallel, 3 feet and Rear Fog Lamp of another termination Rear Fog Lamp control chip U3 enable 2 input terminal A10, use
In the normal work for the 3 foot voltage jumps influence relay K4 for preventing Rear Fog Lamp control chip U3.
Further：The wiper control unit further includes being delayed by the washing that resistance R19 and electrolytic capacitor C4 are formed
Circuit, resistance R19 are connected in parallel with electrolytic capacitor C4, and electrolytic capacitor C4 anode terminates 5 feet of wiper main control chip U1, cathode
1 foot for terminating wiper main control chip U1, when there is washing signal input, capacitor C4 charging, wiping action can charge in C4
Start after finishing, delay time is about 0.8 second.
Further：The two-way Flasher chip U2 uses GED2044B chip, and the Rear Fog Lamp control chip U3 is adopted
With GED3505 chip, the wiper main control chip U1 uses GED642B chip；The triode Q1, triode Q2 and three poles
Pipe Q3 uses BC857A.
Due to the adoption of the above technical scheme, compared with prior art, a kind of Multifunctional relay control of the utility model
Module has the advantages that：
1. the utility model uses modularized design, a kind of non-single-chip microcontroller control program is provided, by input unit by rain
Three curette control unit, flasher control unit and Rear Fog Lamp control unit modules are connected, both have control wiper,
The function of flasher and Rear Fog Lamp, while each control module is independently, it is non-interference, even if one of control module is sent out
Raw failure will not influence the normal work of other control modules；
2. since Rear Fog Lamp control unit includes Rear Fog Lamp triggering filter circuit and relay filter circuit, after can both reducing
Fog lamp controls the ripple and filtering burr voltage of the 2 foot output voltages of chip U3, filters the burr voltage at rear fog lamp switch end,
It can prevent the 3 foot voltage jumps of Rear Fog Lamp control chip U3 from influencing the normal work of relay K4 again；
3. since Rear Fog Lamp control unit includes by the electrolytic capacitor C6 and resistance R22 energy storage constituted and being released back into
Road influences overall logic relationship when the input voltage of Rear Fog Lamp enabled 1 can be effectively prevent to fluctuate；
4. since wiper control unit includes the washing delay circuit being made of resistance R19 and electrolytic capacitor C4, when having
Wash signal input when, since capacitor C4 needs to charge, wiping action can C4 charge finish after start, can delay time about
It is 0.8 second, water spray motor can spray on enough cleaning solutions to the glass for vehicle window that will be wiped, and avoid glass for vehicle window by xerotripsis
It is likely to occur scratch；
4. also not needing software design since the control module is without single-chip microcontroller, cost can be greatly reduced.
With reference to the accompanying drawings and embodiments to a kind of technical characteristic of Multifunctional relay control module of the utility model
It is further described.
Detailed description of the invention
Fig. 1 is a kind of Multifunctional relay control module functional block diagram of the utility model；
Fig. 2 is that input unit connects circuit diagram；
Fig. 3 is flasher control unit circuit diagram；
Fig. 4 is Rear Fog Lamp control unit circuit diagram；
Fig. 5 is wiper control unit circuit diagram.
In figure：
100-vehicle power supplies, 101-input units, 102-flasher control units, 103-Rear Fog Lamp control units,
1031-Rear Fog Lamps triggering filter circuit, 1032-relay filter circuits, 1033-energy storages and Releasing loop, 104-
Wiper control unit, 1041-washing delay circuits；XJ1- external connector.
Specific embodiment
A kind of Multifunctional relay control module, including the control of input unit 101, flasher control unit 102, Rear Fog Lamp
Unit 103 and wiper control unit 104, the flasher control unit, Rear Fog Lamp control unit and wiper control unit
A kind of Multifunctional relay control module is connected by input unit；
The flasher control unit includes two-way Flasher chip U2, relay K2, relay K3, resistance R1, resistance
R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R9*, resistance R10, resistance R11,
Capacitor C3, diode D1 and diode D3；
The two-way flasher control chip U2 is used to control the flash frequency and bulb malfunction of left-hand rotation lamp and right-hand rotation lamp
When flash frequency；
Resistance R1 is left-hand rotation lamp control signal pull down resistor, and resistance R4 is left-hand rotation lamp control signal protective resistance, electricity
It hinders R1 and resistance R4 series winding composition left steering lamp and controls input circuit, resistance R4 mono- terminates 2 feet of two-way Flasher chip U2, electricity
Hinder one end ground connection of R1, the public termination left steering lamp switch input terminal A1 of resistance R1 and resistance R4；
Resistance R2 is right-hand rotation lamp control signal pull down resistor, and resistance R5 is right-hand rotation lamp control signal protective resistance, electricity
It hinders R2 and resistance R5 series winding composition right turn lamp and controls input circuit, resistance R5 mono- terminates 3 feet of two-way Flasher chip U2, electricity
Hinder one end ground connection of R2, the public termination right turn lamp switch input terminal A2 of resistance R2 and resistance R5；
Resistance R3 is the pull-up resistor of emergency warning lamp control signal, and resistance R6 is the protection electricity of emergency warning lamp control signal
Resistance, resistance R3 and resistance R6 series winding composition hazard warning light control input circuit, a termination two-way Flasher chip of resistance R6
4 feet of U2, resistance R3 mono- terminate 12V power supply, the public termination hazard warning light switch input terminal A5 of resistance R3 and resistance R6；
Resistance R7 is signal feedback end input resistance, and one terminates 6 feet of two-way Flasher chip U2, and the other end is succeeded
The fixed contact and right turn lamp output terminals A 3 of electric appliance K3 switch；
Resistance R8 is signal feedback end input resistance, and one terminates 7 feet of two-way Flasher chip U2, and the other end is succeeded
The fixed contact and left steering lamp output terminals A 4 of electric appliance K2 switch；
Resistance R9, resistance R9* and capacitor C3 series winding composition flash frequency circuit, the anode termination 12V power supply of capacitor C3, electricity
Hold 14 feet of the public termination two-way Flasher chip U2 of C3 and resistance R9, resistance R9 series resistor R9* is followed by two-way flasher
Flash frequency is adjusted in the resistance value of 1 foot of chip U2, adjustment resistance R9*；
Resistance R10 is loop protection resistance, and one terminates 10 feet of two-way Flasher chip U2, and other end ground connection is made
With being to prevent external voltage is excessively high from causing the electric current for flowing into two-way Flasher chip U2 excessive and damage to chip；
Resistance R11 is sampling resistor, and one terminates 12V power supply, another relay termination K2 switch and relay K3 switch
Movable contact and two-way Flasher chip U2 8 feet；
Relay K2 is left-hand rotation lamp output relay, and coil one terminates 13 feet of two-way Flasher chip U2, the other end
Ground connection, relay K2 coil both ends simultaneously meet freewheeling diode D1, prevent relay K2 coil inverse electromotive force to two-way flasher
Chip U2 is damaged；
Relay K3 is right-hand rotation lamp output relay, and coil one terminates 11 feet of two-way Flasher chip U2, the other end
Ground connection, relay K3 coil both ends simultaneously meet freewheeling diode D3, prevent K3 coil inverse electromotive force to two-way Flasher chip U2
It damages；The fixed contact of the switch of relay K3 connects right-hand rotation lamp；
The Rear Fog Lamp control unit includes Rear Fog Lamp control chip U3, resistance R18, resistance R21, resistance R22, electrolysis electricity
Hold C5, electrolytic capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, triode Q1, relay
K4 and diode D4；
The Rear Fog Lamp control chip U3 is used for Rear Fog Lamp logical process and control；
Diode D4 negative terminal meets rear fog lamp switch input terminal A7, positive 1 foot for terminating Rear Fog Lamp control chip U3, for preventing
Rear fog lamp switch input terminal has backward voltage to cause wafer damage to Rear Fog Lamp control chip U3 impact；
The start-oscillation circuit of resistance R21 and capacitor C12 series winding composition Rear Fog Lamp control chip U3 internal oscillator, resistance R21
A termination Rear Fog Lamp control chip U3 2 feet, one end ground connection of capacitor C12, the 8 of public termination Rear Fog Lamp control chip U3
Foot；
The both ends of relay K4 coil connect 3 feet and 4 feet of Rear Fog Lamp control chip U3, switch one end of relay K4 respectively
Connect 12V power supply, another termination Rear Fog Lamp output terminals A 8；
Resistance R18 and triode Q1 composition saturation amplifying circuit, resistance R18 mono- terminate 4 feet of Rear Fog Lamp control chip U3,
Another termination triode Q1 base stage of resistance R18, triode Q1 collector connect 6 feet of Rear Fog Lamp control chip U3, triode Q1's
Emitter connects Rear Fog Lamp and enables 2 input terminal A10.
The wiper control unit includes wiper main control chip U1, resistance R14, resistance R15, resistance R16, resistance
R17, resistance R19, resistance R20, electrolytic capacitor C1, electrolytic capacitor C2, relay K1 and sustained diode 2；
The Rear Fog Lamp control unit further includes the energy storage and Releasing loop being made of electrolytic capacitor C6 and resistance R22
1033, electrolytic capacitor C6 negative pole end is grounded after electrolytic capacitor C6 is in parallel with resistance R22, and electrolytic capacitor C6 anode terminates Rear Fog Lamp control
7 feet and Rear Fog Lamp of coremaking piece U3 enable 1 input terminal A9, shadow when for preventing the input voltage of Rear Fog Lamp enabled 1 to fluctuate
Ring overall logic relationship；
The wiper main control chip U1 is responsible for the control of wiper movement；
Resistance R14 is intermittency signal input resistance, and one terminates 2 feet of wiper main control chip U1, another termination interval
Signal input part B1；
Resistance R16 is return signal input resistance, and one terminates 6 feet of wiper main control chip U1, and the other end takes back position
Signal input part B3；
Resistance R17 is washing signal input resistance, and one terminates 5 feet of wiper main control chip U1, another termination washing
Signal input part B2；
Resistance R20 is loop protection resistance, for preventing external voltage is excessively high from causing to flow into wiper main control chip U1's
Electric current is excessive to damage chip, one end ground connection, 1 foot of another termination wiper main control chip U1；
Resistance R15 is wiping action time resistance after water spray, and one terminates 4 feet of wiper main control chip U1, the other end
Connect 1 foot of wiper main control chip U1；
Electrolytic capacitor C1 is time capacitor, and one terminates 3 feet of wiper main control chip U1, another termination wiper master control
The size of 1 foot of chip U1, electrolytic capacitor C1 capacitance and resistance R15 resistance value determines that intermittent time and wiping action continue
Time；
Electrolytic capacitor C2 is filter capacitor, and for filtering the ripple and burr of supply voltage, cathode terminates wiper master
Control 1 foot of chip U1, anode termination 12V power supply；
Relay K1 is output relay, one end ground connection, 7 feet of another termination wiper main control chip U1, by windscreen wiper
Device main control chip U1 controls its output driving rain shaving electrical machine, and the switch movable contact point 1 of relay K1 meets wiper output signal end B4,
Fixed contact 3 connects 12V power supply, and fixed contact 3 takes back a signal input part B3；
Relay K1 coil both ends parallel connection sustained diode 2, for preventing relay K1 coil inverse electromotive force to windscreen wiper
Device main control chip U1 is damaged；
The input unit 101 includes that include action input circuit, Rear Fog Lamp enabled 1 defeated for left and right turning indicator control circuit, rain
Enter circuit, Rear Fog Lamp enables 2 input circuits and external connector XJ1；
The left steering lamp switching circuit includes triode Q2 and resistance R12, and triode Q2 emitter connects 12V power supply, collection
Electrode meets the left steering lamp switch input terminal A1 of flasher control unit, and base stage series resistor R12 is followed by the 2 of external connector
Foot；
The right turn light switch circuit includes triode Q3 and resistance R13, and triode Q3 emitter connects 12V power supply, collection
Right turn the lamp switch input terminal A2, base stage series resistor R13 that electrode connects flasher control unit are followed by the 3 of external connector
Foot；
It includes intermittency signal input and washing signal input that rain, which includes action input circuit, and intermittency signal is inputted by diode D5
It constitutes, the interval signal input part B1 of the cathode termination wiper control unit of diode D5, the 5 of anode termination external connector
Foot, washing signal input are made of diode D6, the washing signal input of the cathode termination wiper control unit of diode D6
Hold B2, positive 6 feet for terminating external connector；
Rear Fog Lamp enables 2 input circuits and is made of diode D7, the cathode of diode D7 termination Rear Fog Lamp control unit it
Rear Fog Lamp enables 2 input terminal A10,7 feet of anode termination external connector, Rear Fog Lamp enable 1 input circuit by diode D8 and
Diode D9 is constituted, and the Rear Fog Lamp of the cathode termination Rear Fog Lamp control unit of diode D8 and diode D9 enables 1 input terminal A9,
Diode D8 anode terminates 8 feet of external connector, and diode D9 anode terminates 9 feet of external connector；
10 feet of external connector connect the positive terminal of diode D10, and the cathode of diode D10 terminates 12V power supply；
12 feet of external connector are grounded, and 11 feet connect 12V power supply；
1 foot of external connector meets the hazard warning light switch input terminal A5 of flasher control unit,
4 feet of external connector meet the rear fog lamp switch input terminal A7 of Rear Fog Lamp control unit,
17 feet of external connector connect the Rear Fog Lamp output terminals A 8 of Rear Fog Lamp control unit,
16 feet of external connector meet the wiper output signal end B4 of wiper control unit,
15 feet of external connector meet the return signal input part B3 of wiper control unit,
14 feet of external connector connect the right turn lamp output terminals A 3 of flasher control unit,
13 feet of external connector connect the left steering lamp output terminals A 4 of flasher control unit.
The Rear Fog Lamp control unit further includes Rear Fog Lamp triggering filter circuit 1031 and relay filter circuit 1032；
The Rear Fog Lamp triggering filter circuit includes capacitor C7, capacitor C9 and electrolytic capacitor C5, electrolytic capacitor C5 positive terminal
Connect 2 feet of Rear Fog Lamp control chip U3, negative pole end ground connection, the line of the 2 foot output voltages for reducing Rear Fog Lamp control chip U3
Wave and filtering burr voltage；
Capacitor C7 and capacitor C9 are connected in parallel between rear fog lamp switch input terminal A7 and earth polar, for filtering rear fog lamp switch end
Burr voltage；
Relay filter circuit includes the capacitor C8, capacitor C10 and capacitor C11 being connected in parallel, capacitor C8, capacitor C10 and
Capacitor C11 latter end ground connection in parallel, 3 feet and Rear Fog Lamp of another termination Rear Fog Lamp control chip U3 enable 2 input terminal A10, use
In the normal work for the 3 foot voltage jumps influence relay K4 for preventing Rear Fog Lamp control chip U3.
The wiper control unit further includes the washing delay circuit 1041 being made of resistance R19 and electrolytic capacitor C4,
Resistance R19 is connected in parallel with electrolytic capacitor C4, and electrolytic capacitor C4 anode terminates 5 feet of wiper main control chip U1, cathode termination
1 foot of wiper main control chip U1, when there is washing signal input, capacitor C4 charging, wiping action can charge in C4 and finish it
After start, delay time is about 0.8 second.
The two-way Flasher chip U2 uses GED2044B chip, and the Rear Fog Lamp control chip U3 uses GED3505
Chip, the wiper main control chip U1 use GED642B chip.
Claims (4)
1. a kind of Multifunctional relay control module, it is characterised in that：Including input unit（101）, flasher control unit
（102）, Rear Fog Lamp control unit（103）With wiper control unit（104）, the flasher control unit, Rear Fog Lamp control
Unit and wiper control unit connect into a kind of Multifunctional relay control module by input unit；
The flasher control unit includes two-way Flasher chip U2, relay K2, relay K3, resistance R1, resistance R2, electricity
Hinder R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8, resistance R9, resistance R9*, resistance R10, resistance R11, capacitor
C3, diode D1 and diode D3；
When two-way flasher control chip U2 is used to control the flash frequency and bulb malfunction of left-hand rotation lamp and right-hand rotation lamp
Flash frequency；
Resistance R1 is left-hand rotation lamp control signal pull down resistor, and resistance R4 is left-hand rotation lamp control signal protective resistance, resistance R1
It contacts with resistance R4 and forms left steering lamp control input circuit, resistance R4 mono- terminates 2 feet of two-way Flasher chip U2, resistance R1
One end ground connection, the public termination left steering lamp switch input terminal A1 of resistance R1 and resistance R4；
Resistance R2 is right-hand rotation lamp control signal pull down resistor, and resistance R5 is right-hand rotation lamp control signal protective resistance, resistance R2
It contacts with resistance R5 and forms right turn lamp control input circuit, resistance R5 mono- terminates 3 feet of two-way Flasher chip U2, resistance R2
One end ground connection, the public termination right turn lamp switch input terminal A2 of resistance R2 and resistance R5；
Resistance R3 is the pull-up resistor of emergency warning lamp control signal, and resistance R6 is the protective resistance of emergency warning lamp control signal, electricity
Resistance R3 and resistance R6 series winding composition hazard warning light controls input circuit, and the one of resistance R6 terminates the 4 of two-way Flasher chip U2
Foot, resistance R3 mono- terminate 12V power supply, the public termination hazard warning light switch input terminal A5 of resistance R3 and resistance R6；
Resistance R7 is signal feedback end input resistance, and one terminates 6 feet of two-way Flasher chip U2, another relay termination
The fixed contact and right turn lamp output terminals A 3 of K3 switch；
Resistance R8 is signal feedback end input resistance, and one terminates 7 feet of two-way Flasher chip U2, another relay termination
The fixed contact and left steering lamp output terminals A 4 of K2 switch；
Resistance R9, resistance R9* and capacitor C3 series winding composition flash frequency circuit, the anode termination 12V power supply of capacitor C3, capacitor C3
With 14 feet of the public termination two-way Flasher chip U2 of resistance R9, resistance R9 series resistor R9* is followed by two-way Flasher chip
1 foot of U2；
Resistance R10 is loop protection resistance, and one terminates 10 feet of two-way Flasher chip U2, other end ground connection, and effect is
Prevent external voltage is excessively high from causing the electric current for flowing into two-way Flasher chip U2 excessive and damaging to chip；
Resistance R11 is sampling resistor, and one terminates 12V power supply, and another relay termination K2 switch and relay K3 switch dynamic
8 feet of contact and two-way Flasher chip U2；
Relay K2 is left-hand rotation lamp output relay, and coil one terminates 13 feet of two-way Flasher chip U2, and the other end is grounded,
Relay K2 coil both ends simultaneously meet freewheeling diode D1, prevent relay K2 coil inverse electromotive force to two-way Flasher chip U2
It damages；
Relay K3 is right-hand rotation lamp output relay, and coil one terminates 11 feet of two-way Flasher chip U2, and the other end is grounded,
Relay K3 coil both ends simultaneously meet freewheeling diode D3, prevent K3 coil inverse electromotive force from causing to damage to two-way Flasher chip
It is bad；The fixed contact of the switch of relay K3 connects right-hand rotation lamp；
The Rear Fog Lamp control unit includes Rear Fog Lamp control chip U3, resistance R18, resistance R21, resistance R22, electrolytic capacitor
C5, electrolytic capacitor C6, capacitor C7, capacitor C8, capacitor C9, capacitor C10, capacitor C11, capacitor C12, triode Q1, relay K4
With diode D4；
The Rear Fog Lamp control chip is used for Rear Fog Lamp logical process and control；
Diode D4 negative terminal meets rear fog lamp switch input terminal A7, positive 1 foot for terminating Rear Fog Lamp control chip U3, for preventing rear mist
Lamp switch input terminal has backward voltage to cause wafer damage to Rear Fog Lamp control chip U3 impact；
The start-oscillation circuit of resistance R21 and capacitor C12 series winding composition Rear Fog Lamp control chip U3 internal oscillator, the one of resistance R21
Terminate 2 feet of Rear Fog Lamp control chip U3, one end ground connection of capacitor C12,8 feet of public termination Rear Fog Lamp control chip U3；
The both ends of relay K4 coil connect 3 feet and 4 feet of Rear Fog Lamp control chip U3 respectively, and the switch one of relay K4 terminates
12V power supply, another termination Rear Fog Lamp output terminals A 8；
Resistance R18 and triode Q1 composition saturation amplifying circuit, resistance R18 mono- terminate 4 feet of Rear Fog Lamp control chip U3, resistance
Another termination triode Q1 base stage of R18, triode Q1 collector connect 6 feet of Rear Fog Lamp control chip U3, the transmitting of triode Q1
Pole connects Rear Fog Lamp and enables 2 input terminal A10；
The Rear Fog Lamp control unit further includes the energy storage and Releasing loop being made of electrolytic capacitor C6 and resistance R22
（1033）, electrolytic capacitor C6 negative pole end is grounded after electrolytic capacitor C6 is in parallel with resistance R22, and electrolytic capacitor C6 anode terminates Rear Fog Lamp
7 feet and Rear Fog Lamp for controlling chip enable 1 input terminal A9, shadow when for preventing the input voltage of Rear Fog Lamp enabled 1 to fluctuate
Ring overall logic relationship；
The wiper control unit includes wiper main control chip U1, resistance R14, resistance R15, resistance R16, resistance R17, electricity
Hinder R19, resistance R20, electrolytic capacitor C1, electrolytic capacitor C2, relay K1 and sustained diode 2；
The wiper main control chip is responsible for the control of wiper movement；
Resistance R14 is intermittency signal input resistance, and one terminates 2 feet of wiper main control chip U1, another termination intermittency signal
Input terminal B1；
Resistance R16 is return signal input resistance, and one terminates 6 feet of wiper main control chip U1, and the other end takes back a signal
Input terminal B3；
Resistance R17 is washing signal input resistance, and one terminates 5 feet of wiper main control chip U1, and another termination washs signal
Input terminal B2；
Resistance R20 is loop protection resistance, for preventing the excessively high electric current for causing to flow into wiper main control chip U1 of external voltage
It is excessive that chip is damaged, one end ground connection, 1 foot of another termination wiper main control chip U1；
Resistance R15 is wiping action time resistance after water spray, and one terminates 4 feet of wiper main control chip U1, another termination rain
1 foot of curette main control chip U1；
Electrolytic capacitor C1 is time capacitor, and one terminates 3 feet of wiper main control chip U1, another termination wiper main control chip
When the size of 1 foot of U1, electrolytic capacitor C1 capacitance and resistance R15 resistance value determines that intermittent time and wiping action continue
Between；
Electrolytic capacitor C2 is filter capacitor, and for filtering the ripple and burr of supply voltage, cathode terminates wiper master control core
1 foot of piece U1, anode termination 12V power supply；
Relay K1 is output relay, one end ground connection, 7 feet of another termination wiper main control chip U1, by wiper master
Control chip U1 controls its output driving rain shaving electrical machine, and the switch movable contact point 1 of relay K1 meets wiper output signal end B4, fixed to touch
Point 3 connects 12V power supply, and fixed contact 3 takes back a signal input part B3；
Relay K1 coil both ends parallel connection sustained diode 2, for preventing relay K1 coil inverse electromotive force to wiper master
Control chip damages；
The input unit（101）Enabled 1 input of action input circuit, Rear Fog Lamp is included including left and right turning indicator control circuit, rain
Circuit, Rear Fog Lamp enable 2 input circuits and external connector（XJ1）；
The left steering lamp switching circuit includes triode Q2 and resistance R12, and triode Q2 emitter connects 12V power supply, collector
The left steering lamp switch input terminal A1 of flasher control unit is met, base stage series resistor R12 is followed by 2 feet of external connector；
The right turn light switch circuit includes triode Q3 and resistance R13, and triode Q3 emitter connects 12V power supply, collector
Right turn the lamp switch input terminal A2, base stage series resistor R13 for connecing flasher control unit are followed by 3 feet of external connector；
It includes intermittency signal input and washing signal input that rain, which includes action input circuit, and intermittency signal is inputted by diode D5 structure
At, the interval signal input part B1 of the cathode termination wiper control unit of diode D5, the 5 of anode termination external connector
Foot, washing signal input are made of diode D6, the washing signal input of the cathode termination wiper control unit of diode D6
Hold B2, positive 6 feet for terminating external connector；
Rear Fog Lamp enables 2 input circuits and is made of diode D7, mist after the cathode termination Rear Fog Lamp control unit of diode D7
Lamp enables 2 input terminal A10,7 feet of anode termination external connector, and Rear Fog Lamp enables 1 input circuit by diode D8 and two poles
Pipe D9 is constituted, and the Rear Fog Lamp of the cathode termination Rear Fog Lamp control unit of diode D8 and diode D9 enables 1 input terminal A9, two poles
Pipe D8 anode terminates 8 feet of external connector, and diode D9 anode terminates 9 feet of external connector；
10 feet of external connector connect the positive terminal of diode D10, and the cathode of diode D10 terminates 12V power supply；
12 feet of external connector are grounded, and 11 feet connect 12V power supply；
1 foot of external connector meets the hazard warning light switch input terminal A5 of flasher control unit,
4 feet of external connector meet the rear fog lamp switch input terminal A7 of Rear Fog Lamp control unit,
17 feet of external connector connect the Rear Fog Lamp output terminals A 8 of Rear Fog Lamp control unit,
16 feet of external connector meet the wiper output signal end B4 of wiper control unit,
15 feet of external connector meet the return signal input part B3 of wiper control unit,
14 feet of external connector connect the right turn lamp output terminals A 3 of flasher control unit,
13 feet of external connector connect the left steering lamp output terminals A 4 of flasher control unit.
2. Multifunctional relay control module according to claim 1, it is characterised in that：The Rear Fog Lamp control unit is also
Filter circuit is triggered including Rear Fog Lamp（1031）With relay filter circuit（1032）；
The Rear Fog Lamp triggering filter circuit includes capacitor C7, capacitor C9 and electrolytic capacitor C5, after electrolytic capacitor C5 anode terminates
Fog lamp control chip U3 2 feet, negative pole end ground connection, for reduce Rear Fog Lamp control chip U3 2 foot output voltages ripple with
And filtering burr voltage；
Capacitor C7 and capacitor C9 are connected in parallel between rear fog lamp switch input terminal A7 and earth polar, for filtering the hair at rear fog lamp switch end
Pierce voltage；
Relay filter circuit includes the capacitor C8, capacitor C10 and capacitor C11 being connected in parallel, capacitor C8, capacitor C10 and capacitor
C11 latter end ground connection in parallel, 3 feet and Rear Fog Lamp of another termination Rear Fog Lamp control chip U3 enable 2 input terminal A10, for preventing
Only the 3 foot voltage jumps of Rear Fog Lamp control chip U3 influence the normal work of relay K4.
3. Multifunctional relay control module according to claim 1 or 2, it is characterised in that：The wiper control is single
Member further includes the washing delay circuit being made of resistance R19 and electrolytic capacitor C4（1041）, resistance R19 is in parallel with electrolytic capacitor C4
Connection, electrolytic capacitor C4 anode terminate 5 feet of wiper main control chip U1, and cathode terminates 1 foot of wiper main control chip U1.
4. Multifunctional relay control module according to claim 3, it is characterised in that：The two-way Flasher chip U2
Using GED2044B chip, the Rear Fog Lamp control chip U3 uses GED3505 chip, and the wiper main control chip U1 is used
GED642B chip；The triode Q1, triode Q2 and triode Q3 use BC857A.
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| CN201721693993.0U CN208119091U (en) | 2017-12-07 | 2017-12-07 | A kind of Multifunctional relay control module |
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| CN107804253A (en) * | 2017-12-07 | 2018-03-16 | 柳州市美源科技股份有限公司 | A kind of Multifunctional relay control module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107804253A (en) * | 2017-12-07 | 2018-03-16 | 柳州市美源科技股份有限公司 | A kind of Multifunctional relay control module |
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