CN105539283A - Car-parking door opening hand-touching-type acousto-optic reminder - Google Patents
Car-parking door opening hand-touching-type acousto-optic reminder Download PDFInfo
- Publication number
- CN105539283A CN105539283A CN201610056945.4A CN201610056945A CN105539283A CN 105539283 A CN105539283 A CN 105539283A CN 201610056945 A CN201610056945 A CN 201610056945A CN 105539283 A CN105539283 A CN 105539283A
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- China
- Prior art keywords
- npn type
- type triode
- circuit
- resistance
- acousto
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/002—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for parking purposes, e.g. for warning the driver that his vehicle has contacted or is about to contact an obstacle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
Abstract
The invention provides a car-parking door opening hand-touching-type acousto-optic reminder. The hand-touching-type acousto-optic reminder is characterized by comprising a 12-V direct-current power source, an interdigital touch electrode bleeder circuit and a Darlington tube amplification and acousto-optic reminding circuit. As automobile door opening is caught off guard, most injuries caused by accidents generated by automobile door opening are quite serious. Particularly, as the number of electric bicycles is rapidly increased in recent years, and the automobile speed is generally over high, the occurrence probability of the kind of accidents is further increased. The car-parking door opening hand-touching-type acousto-optic reminder is manufactured by a small quantity of electronic components through the electronic technological means, a taking person is reminded to pay attention to observing the running condition of electric bicycles closely following an automobile when opening an automobile door, and meanwhile back bicycle riding persons are reminded to pay attention and perform avoiding through blue tail lamps at the back of the automobile.
Description
Technical field
The invention belongs to technical field of automotive electronics, is about a kind of parking car enabling hand touch acousto-optic reminiscences.
Background technology
Because of the accident that automobile door opening causes, the injury majority caused is all very serious, because door opening is taken by surprise.Particularly in recent years along with Electrical Bicycle rapidly increases, the speed of a motor vehicle generally too fast probability of occurrence of this type of accident that also allows increases further.Incomplete statistics according to traffic: in this kind of accident, relate to ratio that Electrical Bicycle and taxicar have an accident about 30%, the accident ratio that automobile door opening causes is about 60%, and the accident that other types opening door of vehicle causes is about 10%.
The traffic police processing this type of traffic accident explain, this is because most of taxi driver is for racing against time, inadequate specification when often stopping, sometimes forget again and necessary prompting is carried out to passenger, neglected during passenger's door opening and first car door should have been opened a crack and observe, the accident that result causes passenger's door opening to be thrusted into happens occasionally.In the accident that taxicar and small passenger car cause, mostly opened by passenger that car door causes, and the accident caused by driver's door opening also occupies certain proportion.
" door opening " how at utmost is avoided to have an accident? the heaviest is to choose parking of automobile position, first opens a crack during door opening! Car with the door open before reply pedestrian, below Vehicular behavior below conscientiously observe and judge, can get off by door opening greatly after confirming safety, especially taxicar is driven the person of making and should be reminded in time rider before door opening; Except chaufeur, personnel get off from car right side as far as possible by bus.As the participant of traffic, be automobile driver, the safety of the people of battery-driven car of riding in the passenger that rides or road and pedestrian door opening when all will note parking of automobile.
Parking car enabling hand touch acousto-optic reminiscences of the present invention utilizes electronic technology means, a small amount of electronic devices and components are used to make, the present invention reminds personnel by bus to note observing the battery-driven car running condition after following car closely when opening car door, reminds cyclist below to note dodging by the blue taillight after automobile simultaneously.
Below describe that parking car enabling hand touch acousto-optic reminiscences of the present invention is involved necessary in implementation process, guardian technique content in detail.
Summary of the invention
Goal of the invention and beneficial effect: the accident caused because of automobile door opening, the injury majority caused is all very serious, because door opening is taken by surprise.Particularly in recent years along with Electrical Bicycle rapidly increases, the speed of a motor vehicle generally too fast probability of occurrence of this type of accident that also allows increases further.Parking car enabling hand touch acousto-optic reminiscences of the present invention utilizes electronic technology means, a small amount of electronic devices and components are used to make, the present invention reminds personnel by bus to note observing the battery-driven car running condition after following car closely when opening car door, reminds cyclist below to note dodging by the blue taillight after automobile simultaneously.
Circuit working principle: its core circuit of parking car enabling hand touch acousto-optic reminiscences uses Darlington transistor amplifying circuit, when hold the interdigital touch electrode CM1 ~ CM4 on car door internal handle wherein any one time, namely in the moment of car door opening, 1 equivalent resistance in parallel is equivalent between the electrode of interdigital touch electrode, its resistance is generally less than 0.5M Ω, this changes causing the voltage distribution of bleeder circuit, the base stage of NPN type triode VT1 is made to become high potential by active potential, after the collecting electrode making NPN type triode VT1 and its emitter conducting, also the base stage of NPN type triode VT2 and NPN type triode VT3 is made to become high potential by active potential, make collecting electrode and the also conducting of its emitter of NPN type triode VT3, finally promote acousto-optic warning circuit and obtain electric starting working.Chemical capacitor C1, for maintaining the base stage high potential of VT1, enables acousto-optic warning circuit maintenance work 3 ~ 8 second.
Technical scheme: parking car enabling hand touch acousto-optic reminiscences, it comprises 12V direct supply, interdigital touch electrode bleeder circuit, Darlington transistor amplification and acousto-optic warning circuit, it is characterized in that:
Interdigital touch electrode bleeder circuit: it is made up of 4 interdigital touch electrode CM1 ~ CM4, resistance R1 in parallel, linearity potentiometer RP1, the base stage of 4 one end of interdigital touch electrode CM1 ~ CM4 in parallel and a termination NPN type triode VT1 of resistance R1,4 other ends of interdigital touch electrode CM1 ~ CM4 in parallel are connected with circuit anode VCC with the other end of resistance R1, the base stage of the one termination NPN type triode VT1 of linearity potentiometer RP1, the other end of linearity potentiometer RP1 and movable end connection circuit ground GND thereof;
Darlington transistor amplifies and acousto-optic warning circuit: it is by chemical capacitor C1, NPN type triode VT1, NPN type triode VT2, NPN type triode VT3, potential device RP2 and high loudness piezoelectric buzzer HA, blue LED LED1 ~ LED2, resistance R2 and resistance R3 forms, the positive pole of chemical capacitor C1 connects the base stage of NPN type triode VT1, the negative pole connection circuit ground GND of chemical capacitor C1, the emitter of NPN type triode VT1 connects the base stage of NPN type triode VT2, the emitter of NPN type triode VT2 connects the base stage of NPN type triode VT3 and one end of potential device RP2, the emitter connection circuit ground GND of the other end of potential device RP2 and movable end and NPN type triode VT3, the collecting electrode of the collecting electrode of NPN type triode VT1 and the collecting electrode of NPN type triode VT2 and NPN type triode VT3 connects the negative pole of the high negative pole of loudness piezoelectric buzzer HA and the negative pole of blue LED LED1 and blue LED LED2, the positive pole connection circuit positive pole VCC of high loudness piezoelectric buzzer HA, the positive pole of blue LED LED1 is by resistance R2 connection circuit positive pole VCC, the positive pole of blue LED LED2 is by resistance R3 connection circuit positive pole VCC,
12V DC power anode is connected with circuit anode VCC, and 12V DC power cathode is connected with circuit ground GND.
Accompanying drawing explanation
Accompanying drawing 1 is the embodiment circuit working schematic diagram that the invention provides a parking car enabling hand touch acousto-optic reminiscences.
Detailed description of the invention
According to the parking car enabling hand touch acousto-optic reminiscences circuit working schematic diagram shown in accompanying drawing 1 and accompanying drawing explanation, and according to annexation between components and parts in each several part circuit described in summary of the invention, and components and parts technical parameter described in embodiment requires and circuit production main points are carried out enforcement and can be realized the present invention, is further described correlation technique of the present invention below in conjunction with embodiment.
The technical parameter of components and parts and selection requirement thereof
NPN type triode VT1, NPN type triode VT2 all select 2SC9014 or 3DG6, and NPN type triode VT3 selects 2SC8050 or 3DGl2, are lock-out circuit working stability, require that β value controls 80 ~ 100;
RP1 is linearity potentiometer, and its resistance is 360K Ω; RP2 is potential device, and power is 1/2W solid potentiometer, and its resistance is 2.2K Ω;
Resistance all uses metal film resistor, and power is 1/4W, and the resistance that resistance R1 selects is 560K Ω; The resistance that resistance R2 selects is 780 Ω; The resistance that resistance R3 selects is 780 Ω;
C1 is chemical capacitor, and its capacity is 330 μ F/16V, and its capacity is determined according to delay time;
LED1 ~ LED2 is blue LED, selects high-power and high-luminance blue LED;
HA is high loudness piezoelectric buzzer, and operating voltage is 9 ~ 15V.
Circuit production main points, circuit debugging and using method
The making of interdigital touch electrode CM1 ~ CM4: interdigital touch electrode can use the epoxy resin copper foil plate being of a size of 12mm × 12mm to scribe;
Because the circuit structure of parking car enabling hand touch acousto-optic reminiscences is fairly simple, as long as the electronic devices and components performance generally selected is intact, and the components and parts annexation to specifications in accompanying drawing 1 is welded, physical connection line and welding quality are through carefully checking correctly, and circuit of the present invention does not substantially need to carry out debugging and can normally work;
Resistance R1 holds touch sensitivity for what regulate interdigital touch electrode bleeder circuit;
After circuit ON 12 direct supply, the base tension of NPN type triode VT1 should be 4V, hold the interdigital touch electrode CM1 ~ CM4 on car door internal handle wherein any one time, make the base tension of NPN type triode VT1 be greater than 6V;
Chemical capacitor C1 is used for the base stage high potential of NPN type triode VT1, enables acousto-optic warning circuit maintenance work 3 ~ 8 second.
Circuit components layout of the present invention, circuit structure design, its shape and size etc. of outward appearance are not all gordian techniquies of the present invention; neither application claims protection guardian technique content; because not affecting specific implementation process of the present invention, therefore do not illustrate one by one in the description.
Claims (1)
1. a parking car enabling hand touch acousto-optic reminiscences, it comprises it and comprises 12V direct supply, interdigital touch electrode bleeder circuit, Darlington transistor amplification and acousto-optic warning circuit, it is characterized in that:
Described interdigital touch electrode bleeder circuit is made up of 4 interdigital touch electrode CM1 ~ CM4, resistance R1 in parallel, linearity potentiometer RP1, the base stage of 4 one end of interdigital touch electrode CM1 ~ CM4 in parallel and a termination NPN type triode VT1 of resistance R1,4 other ends of interdigital touch electrode CM1 ~ CM4 in parallel are connected with circuit anode VCC with the other end of resistance R1, the base stage of the one termination NPN type triode VT1 of linearity potentiometer RP1, the other end of linearity potentiometer RP1 and movable end connection circuit ground GND thereof;
Described Darlington transistor amplification and acousto-optic warning circuit are by chemical capacitor C1, NPN type triode VT1, NPN type triode VT2, NPN type triode VT3, potential device RP2 and high loudness piezoelectric buzzer HA, blue LED LED1 ~ LED2, resistance R2 and resistance R3 forms, the positive pole of chemical capacitor C1 connects the base stage of NPN type triode VT1, the negative pole connection circuit ground GND of chemical capacitor C1, the emitter of NPN type triode VT1 connects the base stage of NPN type triode VT2, the emitter of NPN type triode VT2 connects the base stage of NPN type triode VT3 and one end of potential device RP2, the emitter connection circuit ground GND of the other end of potential device RP2 and movable end and NPN type triode VT3, the collecting electrode of the collecting electrode of NPN type triode VT1 and the collecting electrode of NPN type triode VT2 and NPN type triode VT3 connects the negative pole of the high negative pole of loudness piezoelectric buzzer HA and the negative pole of blue LED LED1 and blue LED LED2, the positive pole connection circuit positive pole VCC of high loudness piezoelectric buzzer HA, the positive pole of blue LED LED1 is by resistance R2 connection circuit positive pole VCC, the positive pole of blue LED LED2 is by resistance R3 connection circuit positive pole VCC,
Described 12V DC power anode is connected with circuit anode VCC, and 12V DC power cathode is connected with circuit ground GND.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610056945.4A CN105539283A (en) | 2016-01-26 | 2016-01-26 | Car-parking door opening hand-touching-type acousto-optic reminder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610056945.4A CN105539283A (en) | 2016-01-26 | 2016-01-26 | Car-parking door opening hand-touching-type acousto-optic reminder |
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| Publication Number | Publication Date |
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| CN105539283A true CN105539283A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610056945.4A Pending CN105539283A (en) | 2016-01-26 | 2016-01-26 | Car-parking door opening hand-touching-type acousto-optic reminder |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857175A (en) * | 2016-06-01 | 2016-08-17 | 漳浦县圆周率工业设计有限公司 | Pre-alarm structure for safely opening vehicle door |
| CN105966306A (en) * | 2016-06-01 | 2016-09-28 | 漳浦县圆周率工业设计有限公司 | Warning device for safe opening of car door |
| WO2021109145A1 (en) * | 2019-12-06 | 2021-06-10 | 辉芒微电子（深圳）有限公司 | Darlington transistor driving circuit, method, and constant current switch power supply |
Citations (7)
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| CN201712535U (en) * | 2010-06-24 | 2011-01-19 | 上海市浦东新区龚路中心小学 | Anticollision-prompting device used during vehicle parking and door opening |
| CN202053897U (en) * | 2011-04-23 | 2011-11-30 | 中通客车控股股份有限公司 | Passenger vehicle door opening and closing prompting device |
| CN202053945U (en) * | 2011-05-13 | 2011-11-30 | 河南省电力公司驻马店供电公司 | Crashproof prompt device of car door |
| CN102358365A (en) * | 2011-08-24 | 2012-02-22 | 何林 | Antitheft alarm manufactured by using time-base circuit for motorcycle or battery car |
| CN102700460A (en) * | 2012-06-28 | 2012-10-03 | 周俊祺 | Safety device for opening car door |
| US20140297173A1 (en) * | 2014-06-18 | 2014-10-02 | Ming-Chih Li | System for alerting automobile driver when opening door |
| CN104149686A (en) * | 2014-07-21 | 2014-11-19 | 刘举柱 | Acousto-optic door opening reminder for minicar to pull over to drop off passengers |
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2016
- 2016-01-26 CN CN201610056945.4A patent/CN105539283A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201712535U (en) * | 2010-06-24 | 2011-01-19 | 上海市浦东新区龚路中心小学 | Anticollision-prompting device used during vehicle parking and door opening |
| CN202053897U (en) * | 2011-04-23 | 2011-11-30 | 中通客车控股股份有限公司 | Passenger vehicle door opening and closing prompting device |
| CN202053945U (en) * | 2011-05-13 | 2011-11-30 | 河南省电力公司驻马店供电公司 | Crashproof prompt device of car door |
| CN102358365A (en) * | 2011-08-24 | 2012-02-22 | 何林 | Antitheft alarm manufactured by using time-base circuit for motorcycle or battery car |
| CN102700460A (en) * | 2012-06-28 | 2012-10-03 | 周俊祺 | Safety device for opening car door |
| US20140297173A1 (en) * | 2014-06-18 | 2014-10-02 | Ming-Chih Li | System for alerting automobile driver when opening door |
| CN104149686A (en) * | 2014-07-21 | 2014-11-19 | 刘举柱 | Acousto-optic door opening reminder for minicar to pull over to drop off passengers |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105857175A (en) * | 2016-06-01 | 2016-08-17 | 漳浦县圆周率工业设计有限公司 | Pre-alarm structure for safely opening vehicle door |
| CN105966306A (en) * | 2016-06-01 | 2016-09-28 | 漳浦县圆周率工业设计有限公司 | Warning device for safe opening of car door |
| WO2021109145A1 (en) * | 2019-12-06 | 2021-06-10 | 辉芒微电子（深圳）有限公司 | Darlington transistor driving circuit, method, and constant current switch power supply |
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Application publication date: 20160504 |
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| WD01 | Invention patent application deemed withdrawn after publication |