CN204354912U - A kind of beam excitation formula automobile lamp is forgotten to close annunciator - Google Patents
A kind of beam excitation formula automobile lamp is forgotten to close annunciator Download PDFInfo
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- CN204354912U CN204354912U CN201420717015.5U CN201420717015U CN204354912U CN 204354912 U CN204354912 U CN 204354912U CN 201420717015 U CN201420717015 U CN 201420717015U CN 204354912 U CN204354912 U CN 204354912U
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- aerotron
- resistance
- nand gate
- diode
- sound equipment
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Abstract
The utility model discloses a kind of beam excitation formula automobile lamp to forget to close annunciator, primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, and the photo resistor RL be connected with control circuit forms; Wherein, described control circuit comprises: aerotron VT1, aerotron VT2, one end is connected with the base stage of aerotron VT1, the resistance R1 of other end external automobile motor switch, the resistance R2 that one end is connected with the collecting electrode of aerotron VT1, the other end is connected with automobile lamp switch through diode array group, the compositions such as the resistance R3 that one end is connected with the emitter of aerotron VT1, the other end is connected with the negative pole of sound equipment HA.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 annunciator, specifically refers to that a kind of beam excitation formula automobile lamp is forgotten to close annunciator.
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 the beam excitation formula automobile lamp that driver can also be reminded in time to turn off headlight is forgotten to close annunciator.
The purpose of this utility model is achieved through the following technical solutions: a kind of beam excitation formula automobile lamp is forgotten to close annunciator, and primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, and the photo resistor RL be connected with control circuit forms; Wherein, described control circuit comprises: aerotron VT1, aerotron VT2, one end is connected with the base stage of aerotron VT1, the resistance R1 of other end external automobile motor switch, the resistance R2 that one end is connected with the collecting electrode of aerotron VT1, the other end is connected with automobile lamp switch through diode array group, the resistance R3 that one end is connected with the emitter of aerotron VT1, the other end is connected with the negative pole of sound equipment HA; The base stage of aerotron VT2 is connected with the collecting electrode of aerotron VT1, and the collecting electrode of aerotron VT2 is connected with diode array group, and the emitter of aerotron VT2 is then connected with the positive pole of sound equipment HA; Meanwhile, the emitter of aerotron VT2 is also connected with the negative pole of sound equipment HA after light-emitting diode VD1 through resistance R4 in turn; Photo resistor RL is then serially connected between the base stage of aerotron VT1 and the negative pole of sound equipment HA.Meanwhile, the utility model is also provided with the beam excitation formula logic amplifying circuit be connected with the base stage of aerotron VT1, this beam excitation formula logic amplifying circuit is primarily of power amplifier P3, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P3, the polar capacitor C1 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C1, the resistance R5 of other end ground connection after diode D4, positive pole is connected with the point of connection of diode D4 with resistance R5, the polar capacitor C3 of negative earth, one end is connected with second input end of NAND gate IC1, the resistance R6 that the other end is connected with the in-phase end of power amplifier P3, be serially connected in the resistance R7 between the end of oppisite phase of power amplifier P3 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R8 that the other end is connected with second input end of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C2 that negative pole is connected with second input end of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C3, the resistance R9 that the other end is connected with second input end of NAND gate IC2 forms, the first input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P3, its mouth is connected with the first input end of NAND gate IC2, the first input end of NAND gate IC3 is connected with the mouth of power amplifier P3, and the mouth of NAND gate IC3 is then connected with the base stage of aerotron VT1.
Further, 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 VT2, shares P pole and is then connected with automobile lamp switch.
In order to ensure result of use, described sound equipment HA is that YMD-12095 type carries source of sound minisize dc sound equipment, and described photo resistor RL is MG44-03 plastic resin-encapsulated photo resistor.
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 beam excitation formula logic amplifying circuit, therefore can guarantee overall result of use of the present utility model.
Accompanying drawing explanation
Fig. 1 is integral 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 photo resistor RL be connected with control circuit, and the beam excitation formula logic amplifying circuit be connected with control circuit forms.Wherein, sound equipment HA preferentially adopts YMD-12095 type to carry source of sound minisize dc sound equipment and realizes, and photo resistor RL then preferentially adopts MG44-03 plastic resin-encapsulated photo resistor to realize.
Control circuit is core point of the present utility model, and it includes aerotron VT1, aerotron VT2, resistance R1, resistance R2, resistance R3, resistance R4 and diode array group.Wherein, the resistance of resistance R1 is 70K Ω, and its one end is connected with the base stage of aerotron VT1, and its other end is external automobile motor switch then; The resistance of resistance R2 is 1 K Ω, and its one end is connected with the collecting electrode of aerotron VT1, and its other end is connected with automobile lamp switch through diode array group; The resistance of resistance R3 is 100 Ω, and its one end is connected with the emitter of aerotron VT1, the other end is connected with the negative pole of sound equipment HA.
The base stage of aerotron VT2 is connected with the collecting electrode of aerotron VT1, and the collecting electrode of aerotron VT2 is then connected with diode array group, and the emitter of aerotron VT2 is then connected with the positive pole of sound equipment HA.Meanwhile, the emitter of aerotron VT2 is also connected with the negative pole of sound equipment HA after light-emitting diode VD1 through resistance R4 in turn; Photo resistor RL is then serially connected between the base stage of aerotron VT1 and the negative pole of sound equipment HA, and now, the resistance of resistance R4 is 2 K Ω.
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P3, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P3, the polar capacitor C1 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C1, the resistance R5 of other end ground connection after diode D4, positive pole is connected with the point of connection of diode D4 with resistance R5, the polar capacitor C3 of negative earth, one end is connected with second input end of NAND gate IC1, the resistance R6 that the other end is connected with the in-phase end of power amplifier P3, be serially connected in the resistance R7 between the end of oppisite phase of power amplifier P3 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R8 that the other end is connected with second input end of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C2 that negative pole is connected with second input end of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C3, the resistance R9 that the other end is connected with second input end of NAND gate IC2 forms.
The first input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P3, its mouth is connected with the first input end of NAND gate IC2, the first input end of NAND gate IC3 is connected with the mouth of power amplifier P3, and the mouth of NAND gate IC3 is then connected with the base stage of aerotron VT1.
In order to ensure result of use, this 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 utility model is connected with the collecting electrode of aerotron VT2, shares P pole and is then connected with automobile lamp switch.
Time by day, because photo resistor RL is subject to natural lighting to be low resistance state, aerotron VT1 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 VT2 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 VT1 because of base stage be high level and conducting.After opening car light, aerotron VT2 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 VT1 turns off without bias current because of base stage, and aerotron VT2 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 utility model can well be realized.
Claims (4)
1. beam excitation formula automobile lamp is forgotten to close an annunciator, and primarily of sound equipment HA, the control circuit that is connected with this sound equipment HA, and the photo resistor RL be connected with control circuit forms, wherein, described control circuit comprises: aerotron VT1, aerotron VT2, one end is connected with the base stage of aerotron VT1, the resistance R1 of other end external automobile motor switch, the resistance R2 that one end is connected with the collecting electrode of aerotron VT1, the other end is connected with automobile lamp switch through diode array group, the resistance R3 that one end is connected with the emitter of aerotron VT1, the other end is connected with the negative pole of sound equipment HA, the base stage of aerotron VT2 is connected with the collecting electrode of aerotron VT1, and the collecting electrode of aerotron VT2 is connected with diode array group, and the emitter of aerotron VT2 is then connected with the positive pole of sound equipment HA, meanwhile, the emitter of aerotron VT2 is also connected with the negative pole of sound equipment HA after light-emitting diode VD1 through resistance R4 in turn, photo resistor RL is then serially connected between the base stage of aerotron VT1 and the negative pole of sound equipment HA, it is characterized in that, is also provided with the beam excitation formula logic amplifying circuit be connected with the base stage of aerotron VT1, this beam excitation formula logic amplifying circuit is primarily of power amplifier P3, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P3, the polar capacitor C1 of positive pole ground connection after optical diode D3, one end is connected with the positive pole of polar capacitor C1, the resistance R5 of other end ground connection after diode D4, positive pole is connected with the point of connection of diode D4 with resistance R5, the polar capacitor C3 of negative earth, one end is connected with second input end of NAND gate IC1, the resistance R6 that the other end is connected with the in-phase end of power amplifier P3, be serially connected in the resistance R7 between the end of oppisite phase of power amplifier P3 and mouth, one end is connected with the mouth of NAND gate IC1, the resistance R8 that the other end is connected with second input end of NAND gate IC3, positive pole is connected with the mouth of NAND gate IC2, the electric capacity C2 that negative pole is connected with second input end of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C3, the resistance R9 that the other end is connected with second input end of NAND gate IC2 forms, the first input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P3, its mouth is connected with the first input end of NAND gate IC2, the first input end of NAND gate IC3 is connected with the mouth of power amplifier P3, and the mouth of NAND gate IC3 is then connected with the base stage of aerotron VT1.
2. a kind of beam excitation formula automobile lamp according to claim 1 is forgotten to close annunciator, 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 VT2, shares P pole and is then connected with automobile lamp switch.
3. a kind of beam excitation formula automobile lamp according to claim 2 is forgotten to close annunciator, and it is characterized in that, described sound equipment HA is that YMD-12095 type carries source of sound minisize dc sound equipment.
4. a kind of beam excitation formula automobile lamp according to claim 3 is forgotten to close annunciator, and it is characterized in that, described photo resistor RL is MG44-03 plastic resin-encapsulated photo resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420717015.5U CN204354912U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula automobile lamp is forgotten to close annunciator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420717015.5U CN204354912U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula automobile lamp is forgotten to close annunciator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204354912U true CN204354912U (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420717015.5U Expired - Fee Related CN204354912U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula automobile lamp is forgotten to close annunciator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204354912U (en) |
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2014
- 2014-11-25 CN CN201420717015.5U patent/CN204354912U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20151125 |