CN104477089A - Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp - Google Patents
Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp Download PDFInfo
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- CN104477089A CN104477089A CN201410710596.4A CN201410710596A CN104477089A CN 104477089 A CN104477089 A CN 104477089A CN 201410710596 A CN201410710596 A CN 201410710596A CN 104477089 A CN104477089 A CN 104477089A
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Abstract
The invention discloses a light beam excited logical-protecting emitter coupled type alarming device for an automobile lamp. The light beam excited logical-protecting emitter coupled type alarming device for the automobile lamp mainly comprises a sound box HA, a control circuit, a triggering circuit connected with the control circuit, a light-sensitive resistor RL connected with the triggering circuit, and a capacitance multiplying circuit connected with the triggering circuit. The light beam excited logical-protecting emitter coupled type alarming device for the automobile lamp is characterized in that a light beam excited logic amplifying circuit is connected in series between the light sensitive resistor RL and the control circuit; a low-pass adjustable filter circuit is connected in series be between the light beam excited logic amplifying circuit and the negative electrode of the sound box HA; a logic-protecting emitter coupling type amplifying circuit is connected in series between the control circuit and positive electrode of the sound box HA. The light beam excited logical-protecting emitter coupled type alarming device for the automobile lamp has the advantages that the alarm can be automatically generated in case that a driver forgets to turn off the automobile lamp, and therefore, the circumstance and a vehicle-mounted storage uses up can be effectively avoided, and as a result, the service lives of an automobile bulb and a storage battery can be prolonged to the maximum.
Description
Technical field
The present invention relates to a kind of warning, specifically refer to a kind of virtual protection emitter-base bandgap grading manifold type car light warning of beam excitation formula.
Background technology
Automobile is current the most widely used a kind of vehicle, but many automobilists forget after often stopping and turn off automobile headlamp, in time restarting automobile next time, the electric energy of Vehicular accumulator cell just approach exhaustion, cannot the situation of start the engine again.In addition, the vehicle of sometimes exercising, the daytime opens headlight, and driver is also entirely ignorant of, the service life of reduction car light that not only can be serious, and can shorten the service life of storage battery, is unfavorable for demand energy-conservation at present.
Summary of the invention
The object of the invention is to overcome also do not have on the market at present a kind of can automobilist forget turn off car light after and the defect of device of alarm; not only structure is simple to provide one, and driver can also be reminded in time to turn off the virtual protection emitter-base bandgap grading manifold type car light warning of a kind of beam excitation formula of headlight.
Object of the present invention is achieved through the following technical solutions: a kind of virtual protection emitter-base bandgap grading manifold type car light warning of beam excitation formula; primarily of sound equipment HA; control circuit; the trigger circuit be connected with this control circuit; the photo resistor RL be connected with trigger circuit, and the capacitance multiplier circuit be connected with trigger circuit forms.Simultaneously, beam excitation formula logic amplifying circuit is serially connected with between photo resistor RL and control circuit, between beam excitation formula logic amplifying circuit and the negative pole of sound equipment HA, be serially connected with low pass tunable filter circuit, between control circuit and the positive pole of sound equipment HA, be then also serially connected with virtual protection emitter-base bandgap grading manifold type amplifying circuit; Described capacitance multiplier circuit is by power amplifier P1, be serially connected in the electric capacity C1 between the end of oppisite phase of power amplifier P1 and mouth and resistance R4, the resistance R10 that one end is connected with the in-phase end of power amplifier P1, the other end is connected with the mouth of power amplifier P1 after resistance R11, and one end is connected with the in-phase end of power amplifier P1, the electric capacity C2 of other end ground connection forms, described resistance R10 is the mouth of capacitance multiplier circuit with the point of connection of resistance R11 and is connected with trigger circuit.
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P2, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P2, the polar capacitor C3 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C3, the resistance R12 of other end ground connection after diode D5, positive pole is connected with the point of connection of diode D5 with resistance R12, the polar capacitor C5 of negative earth, one end is connected with the negative input of NAND gate IC1, the resistance R13 that the other end is connected with the in-phase end of power amplifier P2, be serially connected in the resistance R14 between the end of oppisite phase of power amplifier P2 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R15 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C4 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C5, the resistance R16 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P2, and its mouth is connected with the electrode input end of NAND gate IC2, and the electrode input end of NAND gate IC3 is connected with the mouth of power amplifier P2, the mouth of NAND gate IC3 is connected with low pass tunable filter circuit, and the mouth of power amplifier P2 is also connected with control circuit, and the positive pole of polar capacitor C3 is then connected with trigger circuit, described low pass tunable filter circuit is then by power amplifier P3, one end is connected with the in-phase end of power amplifier P3, the other end is in turn through resistance R19 that potential device R18 is connected with the mouth of NAND gate IC3 after potential device R17, one end ground connection, the other end in turn through the resistance R20 that resistance R21 is connected with the point of connection of potential device R18 with potential device R17 after electric capacity C5, and form with the electric capacity C6 that electric capacity C5 is in parallel, the end of oppisite phase of described power amplifier P3 is then connected with the point of connection of resistance R21 with resistance R20, and its mouth is then connected with the point of connection of resistance R21 and the negative pole of sound equipment HA with electric capacity C5 respectively.
Described virtual protection emitter-base bandgap grading manifold type amplifying circuit is primarily of aerotron Q5, aerotron Q6, power amplifier P4, power amplifier P5, be serially connected in the resistance R23 between the end of oppisite phase of power amplifier P4 and mouth, be serially connected in the polar capacitor C9 between the in-phase end of power amplifier P5 and mouth, be serially connected in the resistance R22 between the in-phase end of power amplifier P4 and the collecting electrode of aerotron Q5, be serially connected in the resistance R24 between the collecting electrode of aerotron Q5 and the base stage of aerotron Q6, the electric capacity C8 be in parallel with resistance R24, negative pole is connected with the in-phase end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the emitter of aerotron Q5 after resistance R25, be serially connected in the resistance R26 between the base stage of aerotron Q6 and the positive pole of polar capacitor C7, positive pole is connected with the emitter of aerotron Q6, negative pole is in turn through electric capacity C10 that zener diode D6 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, the diode D7 that N pole is connected with the point of connection of resistance R27 with zener diode D6 after resistance R28 through resistance R29, and P pole is connected with the negative pole of electric capacity C10, the zener diode D8 that N pole is connected with the point of connection of resistance R29 with diode D7 forms, the base stage of described aerotron Q5 is connected with the positive pole of polar capacitor C7, and its emitter is connected with the emitter of aerotron Q6, and its collecting electrode is connected with the end of oppisite phase of power amplifier P4, the collecting electrode of aerotron Q6 is connected with the end of oppisite phase of power amplifier P5, and the in-phase end of power amplifier P5 is connected with the mouth of power amplifier P4, the positive pole of described polar capacitor C7 is connected with control circuit, and resistance R29 is then connected with the positive pole of sound equipment HA with the point of connection of resistance R28.
Described trigger circuit are by aerotron Q1, aerotron Q2, aerotron Q3, be serially connected in the resistance R3 between the collecting electrode of aerotron Q1 and the base stage of aerotron Q2, be serially connected in the resistance R2 between the collecting electrode of aerotron Q1 and the collecting electrode of aerotron Q2, be serially connected in the resistance R6 between the collecting electrode of aerotron Q3 and the collecting electrode of aerotron Q1, one end is connected with the base stage of aerotron Q1, the resistance R1 that the other end is connected with automotive engine switch, one end is connected with the emitter of aerotron Q1, the resistance R5 that the other end is connected with the positive pole of polar capacitor C3, one end is connected with the base stage of aerotron Q3, the resistance R7 that the other end is connected with the mouth of power amplifier P2, and one end is connected with the emitter of aerotron Q3, the resistance R8 that the other end is connected with the mouth of power amplifier P2 forms, the emitter of described aerotron Q2 is connected with the base stage of aerotron Q3, and one end of photo resistor RL is connected with the base stage of aerotron Q1, the other end is then connected with the positive pole of polar capacitor C3, described resistance R10 is then connected with the emitter of aerotron Q2 with the point of connection of resistance R11.
Described control circuit comprises: aerotron Q4, the diode array group that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the mouth of power amplifier P2 after diode D3 forms; The positive pole of described polar capacitor C7 is then connected with the emitter of aerotron Q4, and the base stage of aerotron Q4 is then connected with the collecting electrode of aerotron Q3, and the collecting electrode of aerotron Q4 is also connected with the collecting electrode of aerotron Q1.
Described diode array group is formed in parallel by diode D1 and diode D2, and diode D1 after parallel connection and diode D2 is formed with shared N pole and shared P pole jointly, described shared N pole is connected with the collecting electrode of aerotron Q4, shares P pole and is then connected with automobile lamp switch.
The present invention comparatively prior art compares, and has the following advantages and beneficial effect:
(1) integral structure of the present invention is comparatively simple, and it makes and very easy to use.
(2) the present invention can give the alarm automatically when driver forgets and turns off automobile lamp, thus effectively can stop the depleted situation generation of Vehicular accumulator cell, farthest extends the service life of automotive bulb and storage battery.
(3) annunciator of the present invention is without the need to self-powered, is directly powered by automotive battery, therefore its small volume, is convenient to install and carry.
(4) initiative of the present invention capacitance multiplier circuit, trigger circuit, beam excitation formula logic amplifying circuit and low pass tunable filter circuit are combined, the normal operation of control circuit can not only be guaranteed, stability and the reliability of system cloud gray model can be guaranteed, and the capacity of electric capacity can also be increased significantly, thus improve the power of power amplifier, sufficient failure-free power supply can be provided for the work of sound equipment.
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present invention.
Fig. 2 is the structural representation of virtual protection emitter-base bandgap grading manifold type amplifying circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1; the present invention is primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA; the trigger circuit be connected with control circuit; the capacitance multiplier circuit be connected with trigger circuit; the photo resistor RL be connected with control circuit; be serially connected in the beam excitation formula logic amplifying circuit between photo resistor RL and control circuit; be serially connected in the low pass tunable filter circuit between beam excitation formula logic amplifying circuit and sound equipment HA, and the virtual protection emitter-base bandgap grading manifold type amplifying circuit be serially connected between sound equipment HA and control circuit forms.For guaranteeing the acoustical quality of sound equipment, this sound equipment HA preferentially adopts YMD-12095 type to carry source of sound minisize dc sound equipment and realizes.
Capacitance multiplier circuit is used for for sound equipment HA promotes power, it is by power amplifier P1, be serially connected in the electric capacity C1 between the end of oppisite phase of power amplifier P1 and mouth, be serially connected in the resistance R4 between the end of oppisite phase of power amplifier P1 and mouth, the resistance R10 that one end is connected with the in-phase end of power amplifier P1, the other end is connected with the mouth of power amplifier P1 after resistance R11, and one end is connected with the in-phase end of power amplifier P1, the electric capacity C2 of other end ground connection forms.The point of connection of described resistance R10 and resistance R11 is the mouth of capacitance multiplier circuit, and it is for being connected with trigger circuit.
Described trigger circuit its by aerotron Q1, aerotron Q2, aerotron Q3, resistance R1, resistance R2, resistance R3, resistance R5, resistance R6, resistance R7 and resistance R8 form jointly.As shown in Figure 1, during connection, resistance R3 is serially connected between the collecting electrode of aerotron Q1 and the base stage of aerotron Q2, and resistance R2 is serially connected between the collecting electrode of aerotron Q1 and the collecting electrode of aerotron Q2.
Resistance R6 is serially connected between the collecting electrode of aerotron Q3 and the collecting electrode of aerotron Q1, and one end of resistance R1 is connected with the base stage of aerotron Q1, its other end is then connected with automotive engine switch.One end of resistance R7 is connected with the base stage of aerotron Q3, its other end is then connected with beam excitation formula logic amplifying circuit; One end of resistance R8 is connected with the emitter of aerotron Q3, and its other end is also connected with beam excitation formula logic amplifying circuit.The emitter of aerotron Q2 is connected with the base stage of aerotron Q3, and for guaranteeing result of use, the mouth of capacitance multiplier circuit, namely resistance R10 will be connected with the emitter of aerotron Q2 with the point of connection of resistance R11.
Described beam excitation formula logic amplifying circuit is then primarily of power amplifier P2, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P2, the polar capacitor C3 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C3, the resistance R12 of other end ground connection after diode D5, positive pole is connected with the point of connection of diode D5 with resistance R12, the polar capacitor C5 of negative earth, one end is connected with the negative input of NAND gate IC1, the resistance R13 that the other end is connected with the in-phase end of power amplifier P2, be serially connected in the resistance R14 between the end of oppisite phase of power amplifier P2 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R15 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C4 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C5, the resistance R16 that the other end is connected with the negative input of NAND gate IC2 forms.
Meanwhile, the electrode input end of NAND gate IC1 is connected with the end of oppisite phase of power amplifier P2, and its mouth is connected with the electrode input end of NAND gate IC2, and the electrode input end of NAND gate IC3 is connected with the mouth of power amplifier P2.The mouth of power amplifier P2 is then connected with the emitter of aerotron Q3 after resistance R8, is connected after resistance R7 with the base stage of aerotron Q3.The positive pole of polar capacitor C3 then with after resistance R5 is connected with the emitter of aerotron Q1.
Described low pass tunable filter circuit is then by power amplifier P3, one end is connected with the in-phase end of power amplifier P3, the other end is in turn through resistance R19 that potential device R18 is connected with the mouth of NAND gate IC3 after potential device R17, one end ground connection, the other end in turn through the resistance R20 that resistance R21 is connected with the point of connection of potential device R18 with potential device R17 after electric capacity C5, and form with the electric capacity C6 that electric capacity C5 is in parallel.
During connection, the end of oppisite phase of described power amplifier P3 is then connected with the point of connection of resistance R21 with resistance R20, and its mouth is then connected with the point of connection of resistance R21 and the negative pole of sound equipment HA with electric capacity C5 respectively.
Photo resistor RL is the photosensitive part in the application, and it preferentially adopts MG44-03 plastic resin-encapsulated photo resistor to realize.During connection, its one end is connected with the base stage of aerotron Q1, the other end is then connected with the positive pole of polar capacitor C3.
Control circuit is control part of the present invention, it comprises aerotron Q4, the diode array group that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the mouth of power amplifier P2 after diode D3 forms.Meanwhile, the base stage of aerotron Q4 is then connected with the collecting electrode of aerotron Q3, and the collecting electrode of aerotron Q4 is also connected with the collecting electrode of aerotron Q1.
Described diode array group is formed in parallel by diode D1 and diode D2, and diode D1 after parallel connection and diode D2 is formed with shared N pole and shared P pole jointly.So-called common N pole refers to that its N pole is fixed together by diode D1 and diode D2, to form a total N pole; In like manner, so-called common P pole then refers to that its P pole is fixed together by diode D1 and diode D2, to form a total P pole.Now, shared N pole of the present invention is connected with the collecting electrode of aerotron Q4, shares P pole and is then connected with automobile lamp switch.
The structure of described virtual protection emitter-base bandgap grading manifold type amplifying circuit as shown in Figure 2, it is primarily of aerotron Q5, aerotron Q6, power amplifier P4, power amplifier P5, be serially connected in the resistance R23 between the end of oppisite phase of power amplifier P4 and mouth, be serially connected in the polar capacitor C9 between the in-phase end of power amplifier P5 and mouth, be serially connected in the resistance R22 between the in-phase end of power amplifier P4 and the collecting electrode of aerotron Q5, be serially connected in the resistance R24 between the collecting electrode of aerotron Q5 and the base stage of aerotron Q6, the electric capacity C8 be in parallel with resistance R24, negative pole is connected with the in-phase end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the emitter of aerotron Q5 after resistance R25, be serially connected in the resistance R26 between the base stage of aerotron Q6 and the positive pole of polar capacitor C7, positive pole is connected with the emitter of aerotron Q6, negative pole is in turn through electric capacity C10 that zener diode D6 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, the diode D7 that N pole is connected with the point of connection of resistance R27 with zener diode D6 after resistance R28 through resistance R29, and P pole is connected with the negative pole of electric capacity C10, the zener diode D8 that N pole is connected with the point of connection of resistance R29 with diode D7 forms.
Meanwhile, the base stage of described aerotron Q5 is connected with the positive pole of polar capacitor C7, and its emitter is connected with the emitter of aerotron Q6, and its collecting electrode is connected with the end of oppisite phase of power amplifier P4; The collecting electrode of aerotron Q6 is connected with the end of oppisite phase of power amplifier P5, and the in-phase end of power amplifier P5 is connected with the mouth of power amplifier P4.
During connection, the positive pole of described polar capacitor C7 will be connected with the emitter of aerotron Q4, and resistance R29 is then connected with the positive pole of sound equipment HA with the point of connection of resistance R28.
Time by day, because photo resistor RL is subject to natural lighting to be low resistance state, aerotron Q1 ends because base stage is low level.Now, if open by mistake or forget to close car light, then car light both end voltage is loaded into sound equipment HA two ends after diode array resistance.Aerotron Q4 is high level and conducting because of base stage, and light-emitting diode VD1 obtains electroluminescence, and sound equipment HA just gives the alarm, and turns off car light to remind driver.
Time at night, photo resistor RL loses natural lighting and in high resistance state, aerotron Q1 because of base stage be high level and conducting.After opening car light, aerotron Q4 ends because base stage is low level, and now sound equipment HA just can not report to the police.If now turn off engine again, then aerotron Q4 turns off without bias current because of base stage, and aerotron Q3 conducting, now light-emitting diode VD1 and sound equipment HA just gives the alarm, and turns off car light to remind driver.
As mentioned above, just the present invention can well be realized.
Claims (4)
1. the virtual protection emitter-base bandgap grading manifold type car light warning of a beam excitation formula, primarily of sound equipment HA, control circuit, the trigger circuit be connected with this control circuit, the photo resistor RL be connected with trigger circuit, and the capacitance multiplier circuit to be connected with trigger circuit forms, it is characterized in that, beam excitation formula logic amplifying circuit is serially connected with between photo resistor RL and control circuit, low pass tunable filter circuit is serially connected with between beam excitation formula logic amplifying circuit and the negative pole of sound equipment HA, virtual protection emitter-base bandgap grading manifold type amplifying circuit is then also serially connected with between control circuit and the positive pole of sound equipment HA, described capacitance multiplier circuit is by power amplifier P1, be serially connected in the electric capacity C1 between the end of oppisite phase of power amplifier P1 and mouth and resistance R4, the resistance R10 that one end is connected with the in-phase end of power amplifier P1, the other end is connected with the mouth of power amplifier P1 after resistance R11, and one end is connected with the in-phase end of power amplifier P1, the electric capacity C2 of other end ground connection forms, described resistance R10 is the mouth of capacitance multiplier circuit with the point of connection of resistance R11 and is connected with trigger circuit, described beam excitation formula logic amplifying circuit is primarily of power amplifier P2, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P2, the polar capacitor C3 of positive pole ground connection after optical diode D4, one end is connected with the positive pole of polar capacitor C3, the resistance R12 of other end ground connection after diode D5, positive pole is connected with the point of connection of diode D5 with resistance R12, the polar capacitor C5 of negative earth, one end is connected with the negative input of NAND gate IC1, the resistance R13 that the other end is connected with the in-phase end of power amplifier P2, be serially connected in the resistance R14 between the end of oppisite phase of power amplifier P2 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R15 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C4 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C5, the resistance R16 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P2, and its mouth is connected with the electrode input end of NAND gate IC2, and the electrode input end of NAND gate IC3 is connected with the mouth of power amplifier P2, the mouth of NAND gate IC3 is connected with low pass tunable filter circuit, and the mouth of power amplifier P2 is also connected with control circuit, and the positive pole of polar capacitor C3 is then connected with trigger circuit, described low pass tunable filter circuit is then by power amplifier P3, one end is connected with the in-phase end of power amplifier P3, the other end is in turn through resistance R19 that potential device R18 is connected with the mouth of NAND gate IC3 after potential device R17, one end ground connection, the other end in turn through the resistance R20 that resistance R21 is connected with the point of connection of potential device R18 with potential device R17 after electric capacity C5, and form with the electric capacity C6 that electric capacity C5 is in parallel, the end of oppisite phase of described power amplifier P3 is then connected with the point of connection of resistance R21 with resistance R20, and its mouth is then connected with the point of connection of resistance R21 and the negative pole of sound equipment HA with electric capacity C5 respectively, described virtual protection emitter-base bandgap grading manifold type amplifying circuit is primarily of aerotron Q5, aerotron Q6, power amplifier P4, power amplifier P5, be serially connected in the resistance R23 between the end of oppisite phase of power amplifier P4 and mouth, be serially connected in the polar capacitor C9 between the in-phase end of power amplifier P5 and mouth, be serially connected in the resistance R22 between the in-phase end of power amplifier P4 and the collecting electrode of aerotron Q5, be serially connected in the resistance R24 between the collecting electrode of aerotron Q5 and the base stage of aerotron Q6, the electric capacity C8 be in parallel with resistance R24, negative pole is connected with the in-phase end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the emitter of aerotron Q5 after resistance R25, be serially connected in the resistance R26 between the base stage of aerotron Q6 and the positive pole of polar capacitor C7, positive pole is connected with the emitter of aerotron Q6, negative pole is in turn through electric capacity C10 that zener diode D6 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, the diode D7 that N pole is connected with the point of connection of resistance R27 with zener diode D6 after resistance R28 through resistance R29, and P pole is connected with the negative pole of electric capacity C10, the zener diode D8 that N pole is connected with the point of connection of resistance R29 with diode D7 forms, the base stage of described aerotron Q5 is connected with the positive pole of polar capacitor C7, and its emitter is connected with the emitter of aerotron Q6, and its collecting electrode is connected with the end of oppisite phase of power amplifier P4, the collecting electrode of aerotron Q6 is connected with the end of oppisite phase of power amplifier P5, and the in-phase end of power amplifier P5 is connected with the mouth of power amplifier P4, the positive pole of described polar capacitor C7 is connected with control circuit, and resistance R29 is then connected with the positive pole of sound equipment HA with the point of connection of resistance R28.
2. the virtual protection emitter-base bandgap grading manifold type car light warning of a kind of beam excitation formula according to claim 1, it is characterized in that, described trigger circuit are by aerotron Q1, aerotron Q2, aerotron Q3, be serially connected in the resistance R3 between the collecting electrode of aerotron Q1 and the base stage of aerotron Q2, be serially connected in the resistance R2 between the collecting electrode of aerotron Q1 and the collecting electrode of aerotron Q2, be serially connected in the resistance R6 between the collecting electrode of aerotron Q3 and the collecting electrode of aerotron Q1, one end is connected with the base stage of aerotron Q1, the resistance R1 that the other end is connected with automotive engine switch, one end is connected with the emitter of aerotron Q1, the resistance R5 that the other end is connected with the positive pole of polar capacitor C3, one end is connected with the base stage of aerotron Q3, the resistance R7 that the other end is connected with the mouth of power amplifier P2, and one end is connected with the emitter of aerotron Q3, the resistance R8 that the other end is connected with the mouth of power amplifier P2 forms, the emitter of described aerotron Q2 is connected with the base stage of aerotron Q3, and one end of photo resistor RL is connected with the base stage of aerotron Q1, the other end is then connected with the positive pole of polar capacitor C3, described resistance R10 is then connected with the emitter of aerotron Q2 with the point of connection of resistance R11.
3. the virtual protection emitter-base bandgap grading manifold type car light warning of a kind of beam excitation formula according to claim 2, it is characterized in that, described control circuit comprises: aerotron Q4, the diode array group that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the mouth of power amplifier P2 after diode D3 forms; The positive pole of described polar capacitor C7 is then connected with the emitter of aerotron Q4, and the base stage of aerotron Q4 is then connected with the collecting electrode of aerotron Q3, and the collecting electrode of aerotron Q4 is also connected with the collecting electrode of aerotron Q1.
4. the virtual protection emitter-base bandgap grading manifold type car light warning of a kind of beam excitation formula according to claim 3; it is characterized in that; described diode array group is formed in parallel by diode D1 and diode D2; and diode D1 after parallel connection and diode D2 is formed with shared N pole and shared P pole jointly; described shared N pole is connected with the collecting electrode of aerotron Q4, shares P pole and is then connected with automobile lamp switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410710596.4A CN104477089A (en) | 2014-11-28 | 2014-11-28 | Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp |
| CN201510323972.9A CN105007652A (en) | 2014-11-28 | 2015-06-12 | Light beam excitation logic protection emitter coupled double-filtering car light alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410710596.4A CN104477089A (en) | 2014-11-28 | 2014-11-28 | Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104477089A true CN104477089A (en) | 2015-04-01 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410710596.4A Pending CN104477089A (en) | 2014-11-28 | 2014-11-28 | Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp |
| CN201510323972.9A Pending CN105007652A (en) | 2014-11-28 | 2015-06-12 | Light beam excitation logic protection emitter coupled double-filtering car light alarm system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510323972.9A Pending CN105007652A (en) | 2014-11-28 | 2015-06-12 | Light beam excitation logic protection emitter coupled double-filtering car light alarm system |
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| CN105007652A (en) * | 2014-11-28 | 2015-10-28 | 成都雷克尔科技有限公司 | Light beam excitation logic protection emitter coupled double-filtering car light alarm system |
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| CN105258957A (en) * | 2015-11-21 | 2016-01-20 | 成都科瑞信科技有限责任公司 | Eddy current retarder test system on the basis of filtering adjustment and emitter-coupled amplification |
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| CN204031079U (en) * | 2014-08-07 | 2014-12-17 | 深圳供电局有限公司 | Signal amplification and power amplification circuit |
| CN104477089A (en) * | 2014-11-28 | 2015-04-01 | 成都措普科技有限公司 | Light beam excited logical-protecting emitter coupled type alarming device for automobile lamp |
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| CN105007652A (en) * | 2014-11-28 | 2015-10-28 | 成都雷克尔科技有限公司 | Light beam excitation logic protection emitter coupled double-filtering car light alarm system |
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Application publication date: 20150401 |