CN204367997U - The two power gain formula automobile lamp warning of a kind of safety-type - Google Patents
The two power gain formula automobile lamp warning of a kind of safety-type Download PDFInfo
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- CN204367997U CN204367997U CN201420732445.4U CN201420732445U CN204367997U CN 204367997 U CN204367997 U CN 204367997U CN 201420732445 U CN201420732445 U CN 201420732445U CN 204367997 U CN204367997 U CN 204367997U
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Abstract
The utility model discloses the two power gain formula automobile lamp warning of a kind of safety-type, primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, the trigger circuit be connected with this control circuit, and the photo resistor RL to be connected with trigger circuit forms, it is characterized in that, also be provided with the power amplification circuit be all connected with sound equipment HA, control circuit and trigger circuit respectively, and be serially connected in the virtual protection amplifying circuit between trigger circuit and power amplification circuit; Described power amplification circuit primarily of logical power amplifying circuit, the switch power amplifying circuit be connected with this logical power amplifying circuit, and the logic switching circuit be serially connected between logical power amplifying circuit and switch power amplifying circuit forms.The utility model 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.
Description
Technical field
The utility model relates to a kind of warning, specifically refers to the two power gain formula automobile lamp warning of a kind of safety-type.
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.
Utility model content
The purpose of this utility model be 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 two power gain formula automobile lamp warning of safety-type of headlight.
The purpose of this utility model is achieved through the following technical solutions: the two power gain formula automobile lamp warning of a kind of safety-type, primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, the trigger circuit be connected with this control circuit, and the photo resistor RL be connected with trigger circuit forms.Meanwhile, be also provided with the power amplification circuit be all connected with sound equipment HA, control circuit and trigger circuit respectively, and be serially connected in the virtual protection amplifying circuit between trigger circuit and power amplification circuit, described power amplification circuit primarily of logical power amplifying circuit, the switch power amplifying circuit be connected with this logical power amplifying circuit, and the logic switching circuit be serially connected between logical power amplifying circuit and switch power amplifying circuit forms, described virtual protection amplifying circuit is primarily of power amplifier P4, power amplifier P5, NAND gate IC5, NAND gate IC6, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the negative input of NAND gate IC6 after resistance R26, one end is connected with the negative input of NAND gate IC5, the resistance R23 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R24 between the negative input of power amplifier P4 and mouth, one end is connected with the mouth of NAND gate IC5, the resistance R25 that the other end is connected with the negative input of power amplifier P5, be serially connected in the polar capacitor C8 between the electrode input end of power amplifier P5 and mouth, positive pole is connected with the mouth of NAND gate IC6, negative pole is in turn through electric capacity C9 that zener diode D5 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, N pole is in turn through diode D6 that resistance R29 is connected with the point of connection of resistance R27 with zener diode D5 after resistance R28, and N pole is connected with the negative pole of electric capacity C9, the zener diode D7 that P pole is connected with the point of connection of resistance R29 with diode D6 forms, the electrode input end of described NAND gate IC5 is connected with the negative input of power amplifier P4, the electrode input end of the mouth NAND gate IC6 of power amplifier P5 is connected, and its electrode input end is then connected with the mouth of power amplifier P4, the positive pole of described polar capacitor C7 is connected with trigger circuit, and resistance R29 is then connected with power amplification circuit with the point of connection of resistance R28.
Further, described logical power amplifying circuit is by power amplifier P1, NAND gate IC1, NAND gate IC2, N pole is connected with the mouth of power amplifier P1, the diode D3 that P pole is connected with the negative input of NAND gate IC1 after resistance R10, one end is connected with the electrode input end of NAND gate IC1, the resistance R12 that the other end is connected with the mouth of NAND gate IC2 after electric capacity C2, one end is connected with the mouth of NAND gate IC1, the resistance R13 that the other end is connected with the point of connection of electric capacity C2 with resistance R12, and one end is connected with the negative input of power amplifier P1, the resistance R11 of other end ground connection forms, the mouth of described power amplifier P1 is connected with control circuit with switch power amplifying circuit, trigger circuit, and its electrode input end is also connected with trigger circuit, the mouth of NAND gate IC2 is then connected with logic switching circuit, and meanwhile, the mouth of NAND gate IC1 is also connected with the electrode input end of NAND gate IC2, and the negative input of NAND gate IC2 is then connected with trigger circuit, described resistance R29 is connected with the mouth of NAND gate IC2 with the point of connection of resistance R28.
Described switch power amplifying circuit is by power amplifier P2, power amplifier P3, be serially connected in the resistance R22 between the mouth of power amplifier P2 and negative input and electric capacity C3, base stage is connected with the mouth of power amplifier P2, the aerotron Q5 that collecting electrode is connected with the electrode input end of power amplifier P3 after resistance R21, base stage is connected with the emitter of aerotron Q5, the aerotron Q6 that collecting electrode is connected with the negative input of power amplifier P3 after resistance R20, positive pole is connected with the negative input of power amplifier P3, and negative pole is connected with the emitter of aerotron Q6 and the electric capacity C6 of ground connection, and N pole is connected with the collecting electrode of aerotron Q5, the diode D4 of the extremely external-4V voltage of P forms, the electrode input end of described power amplifier P2 is connected with the mouth of power amplifier P1, and the base stage of aerotron Q6 is also connected with logic switching circuit, and the mouth of power amplifier P3 is then connected with the negative pole of sound equipment HA.
Described logic switching circuit is by NAND gate IC3, NAND gate IC4, aerotron Q7, one end is connected with the mouth of NAND gate IC3, the resistance R14 that the other end is connected with the collecting electrode of aerotron Q7 after resistance R19, one end is connected with the mouth of NAND gate IC4, the resistance R15 that the other end is connected with the base stage of aerotron Q7 after resistance R16, the electric capacity C5 be in parallel with resistance R16, one end is connected with the base stage of aerotron Q7, the resistance R17 of the external-4V voltage of the other end, one end is connected with the emitter of aerotron Q7, the resistance R18 of the external-4V voltage of the other end, and form with the electric capacity C4 that resistance R18 is in parallel, the mouth of described NAND gate IC2 is then connected with the negative input of NAND gate IC4 with the electrode input end of NAND gate IC3 respectively, and the negative input of NAND gate IC3 is connected with the electrode input end of NAND gate IC4, the base stage of described aerotron Q6 is then connected with the point of connection of resistance R19 with resistance R14.
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 RC filter circuit between the collecting electrode of aerotron Q2 and the base stage of aerotron Q3, 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 electrode input end of power amplifier P1, one end is connected with the mouth of power amplifier P1, the resistance R8 that the other end is connected with the emitter of aerotron Q3 with the emitter of aerotron Q2 respectively, and one end is connected with the mouth of power amplifier P1, the resistance R7 that the other end is connected with the base stage of aerotron Q3 forms, described photo resistor RL is then serially connected between the base stage of aerotron Q1 and the electrode input end of power amplifier P1, and the negative input of NAND gate IC2 is then connected with the base stage of aerotron Q1, the positive pole of described polar capacitor C7 is connected with the base stage of aerotron Q1.
Described control circuit is by aerotron Q4, the diode D1 that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch and diode D2, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the electrode input end of power amplifier P2 after light-emitting diode VD1 forms; The positive pole of described sound equipment HA is directly 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.
The utility model comparatively prior art is compared, and has the following advantages and beneficial effect:
(1) the utility model integral structure is comparatively simple, and it makes and very easy to use.
(2) the utility model 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 utility model is without the need to self-powered, is directly powered by automotive battery, therefore its small volume, is convenient to install and carry.
(4) the utility model is provided with trigger circuit, therefore can guarantee the normal operation of control circuit, can guarantee stability and the reliability of system cloud gray model.
(5) the utility model is by the combined action of logical power amplifying circuit, switch power amplifying circuit and logic switching circuit, the multiple harmonic in energy actv. filter current and external electromagnetic interference, and then actv. improves the anti-electromagnetic interference function of sound equipment.
Accompanying drawing explanation
Fig. 1 is integral structure schematic diagram of the present utility model.
Fig. 2 is virtual protection amplification circuit structure schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment
As shown in Figure 1; automobile lamp of the present utility model is forgotten to close annunciator 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 photo resistor RL be connected with control circuit; the power amplification circuit be all connected with sound equipment HA, control circuit and trigger circuit respectively, and be serially connected in the virtual protection amplifying circuit composition between trigger circuit and power amplification circuit.In order to ensure the acoustical quality of sound equipment HA, this sound equipment HA preferentially adopts YMD-12095 type to carry source of sound minisize dc sound equipment and realizes.
Wherein, described power amplification circuit primarily of logical power amplifying circuit, the switch power amplifying circuit be connected with this logical power amplifying circuit, and the logic switching circuit be serially connected between logical power amplifying circuit and switch power amplifying circuit forms.
As shown in Figure 2, described virtual protection amplifying circuit is primarily of power amplifier P4, power amplifier P5, NAND gate IC5, NAND gate IC6, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the negative input of NAND gate IC6 after resistance R26, one end is connected with the negative input of NAND gate IC5, the resistance R23 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R24 between the negative input of power amplifier P4 and mouth, one end is connected with the mouth of NAND gate IC5, the resistance R25 that the other end is connected with the negative input of power amplifier P5, be serially connected in the polar capacitor C8 between the electrode input end of power amplifier P5 and mouth, positive pole is connected with the mouth of NAND gate IC6, negative pole is in turn through electric capacity C9 that zener diode D5 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, N pole is in turn through diode D6 that resistance R29 is connected with the point of connection of resistance R27 with zener diode D5 after resistance R28, and N pole is connected with the negative pole of electric capacity C9, the zener diode D7 that P pole is connected with the point of connection of resistance R29 with diode D6 forms.
Meanwhile, the electrode input end of described NAND gate IC5 is connected with the negative input of power amplifier P4; The electrode input end of the mouth NAND gate IC6 of power amplifier P5 is connected, and its electrode input end is then connected with the mouth of power amplifier P4; The positive pole of described polar capacitor C7 is connected with trigger circuit, and resistance R29 is then connected with power amplification circuit with the point of connection of resistance R28.
Described logical power amplifying circuit is by power amplifier P1, NAND gate IC1, NAND gate IC2, N pole is connected with the mouth of power amplifier P1, the diode D3 that P pole is connected with the negative input of NAND gate IC1 after resistance R10, one end is connected with the electrode input end of NAND gate IC1, the resistance R12 that the other end is connected with the mouth of NAND gate IC2 after electric capacity C2, one end is connected with the mouth of NAND gate IC1, the resistance R13 that the other end is connected with the point of connection of electric capacity C2 with resistance R12, and one end is connected with the negative input of power amplifier P1, the resistance R11 of other end ground connection forms.
The mouth of described power amplifier P1 is connected with control circuit with switch power amplifying circuit, trigger circuit, and its electrode input end is also connected with trigger circuit; The mouth of NAND gate IC2 is then connected with logic switching circuit, simultaneously, the mouth of NAND gate IC1 is also connected with the electrode input end of NAND gate IC2, the negative input of NAND gate IC2 is then connected with trigger circuit, and resistance R29 is then connected with the mouth of NAND gate IC2 with the point of connection of resistance R28.
Described switch power amplifying circuit is by power amplifier P2, power amplifier P3, be serially connected in the resistance R22 between the mouth of power amplifier P2 and negative input and electric capacity C3, base stage is connected with the mouth of power amplifier P2, the aerotron Q5 that collecting electrode is connected with the electrode input end of power amplifier P3 after resistance R21, base stage is connected with the emitter of aerotron Q5, the aerotron Q6 that collecting electrode is connected with the negative input of power amplifier P3 after resistance R20, positive pole is connected with the negative input of power amplifier P3, and negative pole is connected with the emitter of aerotron Q6 and the electric capacity C6 of ground connection, and N pole is connected with the collecting electrode of aerotron Q5, the diode D4 of the extremely external-4V voltage of P forms.During connection, the electrode input end of this power amplifier P2 is connected with the mouth of power amplifier P1, and the base stage of aerotron Q6 is also connected with logic switching circuit, and the mouth of power amplifier P3 is then connected with the negative pole of sound equipment HA.
Described logic switching circuit is by NAND gate IC3, NAND gate IC4, aerotron Q7, one end is connected with the mouth of NAND gate IC3, the resistance R14 that the other end is connected with the collecting electrode of aerotron Q7 after resistance R19, one end is connected with the mouth of NAND gate IC4, the resistance R15 that the other end is connected with the base stage of aerotron Q7 after resistance R16, the electric capacity C5 be in parallel with resistance R16, one end is connected with the base stage of aerotron Q7, the resistance R17 of the external-4V voltage of the other end, one end is connected with the emitter of aerotron Q7, the resistance R18 of the external-4V voltage of the other end, and form with the electric capacity C4 that resistance R18 is in parallel.
The mouth of this NAND gate IC2 then needs to be connected with the negative input of NAND gate IC4 with the electrode input end of NAND gate IC3 respectively, and the negative input of NAND gate IC3 is connected with the electrode input end of NAND gate IC4.The base stage of described aerotron Q6 is then connected with the point of connection of resistance R19 with resistance R14.
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 RC filter circuit between the collecting electrode of aerotron Q2 and the base stage of aerotron Q3, 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 electrode input end of power amplifier P1, one end is connected with the mouth of power amplifier P1, the resistance R8 that the other end is connected with the emitter of aerotron Q3 with the emitter of aerotron Q2 respectively, and one end is connected with the mouth of power amplifier P1, the resistance R7 that the other end is connected with the base stage of aerotron Q3 forms.Meanwhile, the positive pole of polar capacitor C7 will be connected with the base stage of aerotron Q1.
Described photo resistor RL is for responding to external illumination, and it is serially connected between the base stage of aerotron Q1 and the electrode input end of power amplifier P1.The negative input of NAND gate IC2 is then connected with the base stage of aerotron Q1.
Described control circuit is by aerotron Q4, the diode D1 that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch and diode D2, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the electrode input end of power amplifier P2 after light-emitting diode VD1.The positive pole of described sound equipment HA is directly 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.
As mentioned above, just the utility model can well be realized.
Claims (6)
1. the two power gain formula automobile lamp warning of safety-type, primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, the trigger circuit be connected with this control circuit, and the photo resistor RL to be connected with trigger circuit forms, it is characterized in that, also be provided with the power amplification circuit be all connected with sound equipment HA, control circuit and trigger circuit respectively, and be serially connected in the virtual protection amplifying circuit between trigger circuit and power amplification circuit, described power amplification circuit primarily of logical power amplifying circuit, the switch power amplifying circuit be connected with this logical power amplifying circuit, and the logic switching circuit be serially connected between logical power amplifying circuit and switch power amplifying circuit forms, described virtual protection amplifying circuit is primarily of power amplifier P4, power amplifier P5, NAND gate IC5, NAND gate IC6, negative pole is connected with the electrode input end of power amplifier P4, the polar capacitor C7 that positive pole is connected with the negative input of NAND gate IC6 after resistance R26, one end is connected with the negative input of NAND gate IC5, the resistance R23 that the other end is connected with the electrode input end of power amplifier P4, be serially connected in the resistance R24 between the negative input of power amplifier P4 and mouth, one end is connected with the mouth of NAND gate IC5, the resistance R25 that the other end is connected with the negative input of power amplifier P5, be serially connected in the polar capacitor C8 between the electrode input end of power amplifier P5 and mouth, positive pole is connected with the mouth of NAND gate IC6, negative pole is in turn through electric capacity C9 that zener diode D5 is connected with the mouth of power amplifier P4 after resistance R27, P pole is connected with the mouth of power amplifier P5, N pole is in turn through diode D6 that resistance R29 is connected with the point of connection of resistance R27 with zener diode D5 after resistance R28, and N pole is connected with the negative pole of electric capacity C9, the zener diode D7 that P pole is connected with the point of connection of resistance R29 with diode D6 forms, the electrode input end of described NAND gate IC5 is connected with the negative input of power amplifier P4, the electrode input end of the mouth NAND gate IC6 of power amplifier P5 is connected, and its electrode input end is then connected with the mouth of power amplifier P4, the positive pole of described polar capacitor C7 is connected with trigger circuit, and resistance R29 is then connected with power amplification circuit with the point of connection of resistance R28.
2. the two power gain formula automobile lamp warning of a kind of safety-type according to claim 1, it is characterized in that, described logical power amplifying circuit is by power amplifier P1, NAND gate IC1, NAND gate IC2, N pole is connected with the mouth of power amplifier P1, the diode D3 that P pole is connected with the negative input of NAND gate IC1 after resistance R10, one end is connected with the electrode input end of NAND gate IC1, the resistance R12 that the other end is connected with the mouth of NAND gate IC2 after electric capacity C2, one end is connected with the mouth of NAND gate IC1, the resistance R13 that the other end is connected with the point of connection of electric capacity C2 with resistance R12, and one end is connected with the negative input of power amplifier P1, the resistance R11 of other end ground connection forms, the mouth of described power amplifier P1 is connected with control circuit with switch power amplifying circuit, trigger circuit, and its electrode input end is also connected with trigger circuit, the mouth of NAND gate IC2 is then connected with logic switching circuit, and meanwhile, the mouth of NAND gate IC1 is also connected with the electrode input end of NAND gate IC2, and the negative input of NAND gate IC2 is then connected with trigger circuit, described resistance R29 is connected with the mouth of NAND gate IC2 with the point of connection of resistance R28.
3. the two power gain formula automobile lamp warning of a kind of safety-type according to claim 2, it is characterized in that, described switch power amplifying circuit is by power amplifier P2, power amplifier P3, be serially connected in the resistance R22 between the mouth of power amplifier P2 and negative input and electric capacity C3, base stage is connected with the mouth of power amplifier P2, the aerotron Q5 that collecting electrode is connected with the electrode input end of power amplifier P3 after resistance R21, base stage is connected with the emitter of aerotron Q5, the aerotron Q6 that collecting electrode is connected with the negative input of power amplifier P3 after resistance R20, positive pole is connected with the negative input of power amplifier P3, and negative pole is connected with the emitter of aerotron Q6 and the electric capacity C6 of ground connection, and N pole is connected with the collecting electrode of aerotron Q5, the diode D4 of the extremely external-4V voltage of P forms, the electrode input end of described power amplifier P2 is connected with the mouth of power amplifier P1, and the base stage of aerotron Q6 is also connected with logic switching circuit, and the mouth of power amplifier P3 is then connected with the negative pole of sound equipment HA.
4. the two power gain formula automobile lamp warning of a kind of safety-type according to claim 3, it is characterized in that, described logic switching circuit is by NAND gate IC3, NAND gate IC4, aerotron Q7, one end is connected with the mouth of NAND gate IC3, the resistance R14 that the other end is connected with the collecting electrode of aerotron Q7 after resistance R19, one end is connected with the mouth of NAND gate IC4, the resistance R15 that the other end is connected with the base stage of aerotron Q7 after resistance R16, the electric capacity C5 be in parallel with resistance R16, one end is connected with the base stage of aerotron Q7, the resistance R17 of the external-4V voltage of the other end, one end is connected with the emitter of aerotron Q7, the resistance R18 of the external-4V voltage of the other end, and form with the electric capacity C4 that resistance R18 is in parallel, the mouth of described NAND gate IC2 is then connected with the negative input of NAND gate IC4 with the electrode input end of NAND gate IC3 respectively, and the negative input of NAND gate IC3 is connected with the electrode input end of NAND gate IC4, the base stage of described aerotron Q6 is then connected with the point of connection of resistance R19 with resistance R14.
5. the two power gain formula automobile lamp warning of a kind of safety-type according to claim 4, 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 RC filter circuit between the collecting electrode of aerotron Q2 and the base stage of aerotron Q3, 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 electrode input end of power amplifier P1, one end is connected with the mouth of power amplifier P1, the resistance R8 that the other end is connected with the emitter of aerotron Q3 with the emitter of aerotron Q2 respectively, and one end is connected with the mouth of power amplifier P1, the resistance R7 that the other end is connected with the base stage of aerotron Q3 forms, described photo resistor RL is then serially connected between the base stage of aerotron Q1 and the electrode input end of power amplifier P1, and the negative input of NAND gate IC2 is then connected with the base stage of aerotron Q1, the positive pole of described polar capacitor C7 is connected with the base stage of aerotron Q1.
6. the two power gain formula automobile lamp warning of a kind of safety-type according to claim 5, it is characterized in that, described control circuit is by aerotron Q4, the diode D1 that one end is connected with the collecting electrode of aerotron Q4, the other end is connected with automobile lamp switch and diode D2, and the resistance R9 that one end is connected with the emitter of aerotron Q4, the other end is connected with the electrode input end of power amplifier P2 after light-emitting diode VD1 forms; The positive pole of described sound equipment HA is directly 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420732445.4U CN204367997U (en) | 2014-11-27 | 2014-11-27 | The two power gain formula automobile lamp warning of a kind of safety-type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420732445.4U CN204367997U (en) | 2014-11-27 | 2014-11-27 | The two power gain formula automobile lamp warning of a kind of safety-type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204367997U true CN204367997U (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420732445.4U Expired - Fee Related CN204367997U (en) | 2014-11-27 | 2014-11-27 | The two power gain formula automobile lamp warning of a kind of safety-type |
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| Country | Link |
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| CN (1) | CN204367997U (en) |
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