CN105459893A - Touch-type car parking and door opening reminder - Google Patents
Touch-type car parking and door opening reminder Download PDFInfo
- Publication number
- CN105459893A CN105459893A CN201610048578.3A CN201610048578A CN105459893A CN 105459893 A CN105459893 A CN 105459893A CN 201610048578 A CN201610048578 A CN 201610048578A CN 105459893 A CN105459893 A CN 105459893A
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- circuit
- pin
- time base
- touch
- car
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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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/525—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
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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
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
- B60Q5/005—Arrangement or adaptation of acoustic signal devices automatically actuated
- B60Q5/006—Arrangement or adaptation of acoustic signal devices automatically actuated indicating risk of collision between vehicles or with pedestrians
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention relates to a touch-type car parking and door opening reminder. The touch-type car parking and door opening reminder is characterized in that a 12-V direct-current power source, a touch electrode input circuit, a mono-stable timing circuit, an acousto-optic driving circuit and a working state indicating circuit are included; the type that a time-base circuit IC1 in the mono-stable timing circuit selects is NE555. Due to the fact that car door opening is caught off guard, accident injuries caused by car door opening are mostly serious. Particularly, the occurrence probability of this kind of the accidents is further increased in recent years due to the facts that the number of electric bicycles is increased at full speed and the speed of the bicycles is generally too high. The touch-type car parking and door opening reminder is manufactured with a few of electronic components through an electronic technique means, reminds a passenger to pay attention to observing the running conditions of the electric bicycles closely following a car when the passenger opens a car door and simultaneously reminds follow-up riders to pay attention to avoiding the car through blue tail lights arranged on the back portion of the car.
Description
Technical field
The invention belongs to technical field of automotive electronics, is about a kind of touch-type parking of automobile door-opening prompter.
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 about 30%, the accident ratio that automobile door opening causes is about about 60%, and the accident that other types opening door of vehicle causes is about 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, result causes passenger's door opening pedestrian accidents to happen 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 when people of battery-driven car of riding in the passenger that rides or road and pedestrian will note parking of automobile.
Touch-type parking of automobile door-opening prompter 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 touch-type parking of automobile door-opening prompter 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.Touch-type parking of automobile door-opening prompter 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: touch-type parking of automobile door-opening prompter employs a time base circuit IC1, its model is NE555, and time base circuit IC1 is connected into mono-stable timing circuit by the present invention.At ordinary times because 4 touch electrode CM1 ~ CM4 in parallel are without human body induced voltage, timing capacitor C5 is by the 7th pin discharge off of time base circuit IC1, so the 3rd pin output low level of time base circuit IC1, the acousto-optic be made up of high loudness piezoelectric buzzer HA, blue LED LED2 ~ LED3 drives and time delay circuit does not work without electricity, only has status indicator lamp LED1 to be lit.
When lay a finger on hand 4 touch electrode CM1 ~ CM4 in parallel one of them time, the noise signal voltage of human body sensing is added to the 2nd pin trigger end of time base circuit IC1 by electric capacity C1 ~ C4 wherein one by touch electrode, the mouth of time base circuit IC1 is made to become high level by low level, by high loudness piezoelectric buzzer HA, the acousto-optic driving circuit that blue LED LED2 ~ LED3 forms obtains electric starting working, the 7th pin inside cut-off of time base circuit IC1 simultaneously, 12V direct supply is charged to timing capacitor C5 by resistance R1 and linearity potentiometer RP, at this moment timing circuit starts timing, acousto-optic driving circuit maintenance work about 4 ~ 8 second.
When the voltage rise on timing capacitor C5 to 12V direct current power source voltage 2/3 time, 7th pin of time base circuit IC1 is discharged by timing capacitor C5, the 3rd pin mouth of time base circuit IC1 is made to become low level from high level, the acousto-optic driving circuit be made up of high loudness piezoelectric buzzer HA, blue LED LED2 ~ LED3 quits work, status indicator lamp LED1 lights, and mono-stable timing circuit timing process terminates.
Technical characteristic: touch-type parking of automobile door-opening prompter, it comprises 12V direct supply, touch electrode input circuit, mono-stable timing circuit, acousto-optic driving circuit, working state indicating circuit, it is characterized in that:
Touch electrode input circuit: it is made up of a 4 touch electrode CM1 ~ CM4 and 4 input capacitance C1 ~ C4,4 touch electrode CM1 ~ CM4 connect the 2nd pin of time base circuit IC1 respectively by 4 input capacitance C1 ~ C4;
Mono-stable timing circuit: it is by time base circuit IC1, timing capacitor C5, linearity potentiometer RP and resistance R1 forms, the model that time base circuit IC1 selects is NE555, 4th pin of time base circuit IC1 and the 8th pin connection circuit positive pole VCC, 6th pin of time base circuit IC1 and the positive pole of the 7th pin and timing capacitor C5 connect one end of linearity potentiometer RP by resistance R1, the other end of linearity potentiometer RP and movable end connection circuit positive pole VCC thereof, 1st pin of time base circuit IC1 and the negative pole connection circuit ground GND of timing capacitor C5, 3rd pin of time base circuit IC1 connects acousto-optic driving circuit and working state indicating circuit,
Acousto-optic driving circuit: it is made up of high loudness piezoelectric buzzer HA, blue LED LED2 ~ LED3, resistance R3 and resistance R4,3rd pin of time base circuit IC1 connects the positive pole of the high positive pole of loudness piezoelectric buzzer HA and the positive pole of blue LED LED2 and blue LED LED3, the negative pole connection circuit ground GND of high loudness piezoelectric buzzer HA, the negative pole of blue LED LED2 passes through resistance R4 connection circuit ground GND by the negative pole of resistance R3 connection circuit ground GND, blue LED LED3;
Working state indicating circuit: it is made up of red light emitting diodes LED1 and dropping resistor R2, the 3rd pin of time base circuit IC1 connects the negative pole of red light emitting diodes LED1, and the positive pole of red light emitting diodes LED1 is by dropping resistor R2 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 touch-type parking of automobile door-opening prompter provided by the invention embodiment circuit working schematic diagram.
Detailed description of the invention
According to the touch-type parking of automobile door-opening prompter 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
IC1 is time base circuit, and model is: NE555 or select KA555 type time base circuit; Time base circuit IC1 is that 8 pin dual inline type DIP encapsulate, and each pin function is: the 1st pin is circuit ground GND; 2nd pin is trigger end; 3rd pin mouth; 4th pin preset end; 5th pin is control voltage; 6th pin thresholding (threshold value); 7th pin is discharge end; 8th pin meets DC power anode VCC;
The resistance of linearity potentiometer RP is 510K Ω, and optional power is 1/2W solid wire potential device;
Resistance R1 selects the carbon resister of 1/4W, and its resistance is 620K Ω; Dropping resistor R2 selects the carbon resister of 1/4W, and its resistance is 1K Ω; Resistance R3 ~ R4 selects the carbon resister of 1/4W, and its resistance is 820 Ω;
C1 ~ C4 is input capacitance, and the capacitance of electric capacity C1 ~ C4 is 0.01 μ F/40V; C5 is timing capacitor, and select withstand voltage to be the aluminum hull chemical capacitor of 25V, its capacity is 47 μ F/25V;
LED1 is red light emitting diodes, selects the common red light emitting diodes of diameter ￠ 5; LED2 ~ LED3 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 touch electrode CM1 ~ CM4: touch electrode can use the epoxy resin copper foil plate being of a size of 10mm × 10mm to scribe, or uses copper sheetmetal to make;
Because the circuit structure of touch-type parking of automobile door-opening prompter is fairly simple, as long as the electronic devices and components performance selected is intact, and the components and parts annexation to specifications in accompanying drawing is welded, physical connection line and welding quality are through carefully checking correctly, and circuit of the present invention only needs to carry out simple debugging and can normally work;
The length of timing is determined jointly by resistance R2 and the resistance of linearity potentiometer RP, the capacity of timing capacitor C5, and T=1.1 (RP+R2) × C5, by the component values of recommending in embodiment, the timing of timing circuit was about for 4 ~ 8 seconds most.
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 touch-type parking of automobile door-opening prompter, it comprises 12V direct supply, touch electrode input circuit, mono-stable timing circuit, acousto-optic driving circuit, working state indicating circuit, it is characterized in that:
Described touch electrode input circuit: it is made up of a 4 touch electrode CM1 ~ CM4 and 4 input capacitance C1 ~ C4,4 touch electrode CM1 ~ CM4 connect the 2nd pin of time base circuit IC1 respectively by 4 input capacitance C1 ~ C4;
Described mono-stable timing circuit is by time base circuit IC1, timing capacitor C5, linearity potentiometer RP and resistance R1 forms, the model that time base circuit IC1 selects is NE555, 4th pin of time base circuit IC1 and the 8th pin connection circuit positive pole VCC, 6th pin of time base circuit IC1 and the positive pole of the 7th pin and timing capacitor C5 connect one end of linearity potentiometer RP by resistance R1, the other end of linearity potentiometer RP and movable end connection circuit positive pole VCC thereof, 1st pin of time base circuit IC1 and the negative pole connection circuit ground GND of timing capacitor C5, 3rd pin of time base circuit IC1 connects acousto-optic driving circuit and working state indicating circuit,
Described acousto-optic driving circuit is made up of high loudness piezoelectric buzzer HA, blue LED LED2 ~ LED3, resistance R3 and resistance R4,3rd pin of time base circuit IC1 connects the positive pole of the high positive pole of loudness piezoelectric buzzer HA and the positive pole of blue LED LED2 and blue LED LED3, the negative pole connection circuit ground GND of high loudness piezoelectric buzzer HA, the negative pole of blue LED LED2 passes through resistance R4 connection circuit ground GND by the negative pole of resistance R3 connection circuit ground GND, blue LED LED3;
Described working state indicating circuit is made up of red light emitting diodes LED1 and dropping resistor R2, and the 3rd pin of time base circuit IC1 connects the negative pole of red light emitting diodes LED1, and the positive pole of red light emitting diodes LED1 is by dropping resistor R2 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 |
|---|---|---|---|
| CN201610048578.3A CN105459893A (en) | 2016-01-22 | 2016-01-22 | Touch-type car parking and door opening reminder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610048578.3A CN105459893A (en) | 2016-01-22 | 2016-01-22 | Touch-type car parking and door opening reminder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105459893A true CN105459893A (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610048578.3A Pending CN105459893A (en) | 2016-01-22 | 2016-01-22 | Touch-type car parking and door opening reminder |
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| CN (1) | CN105459893A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974781A (en) * | 2016-06-24 | 2016-09-28 | 黄月华 | Electronic kitchen timer |
| WO2019085972A1 (en) * | 2017-11-02 | 2019-05-09 | Wu Ming Zong | Automotive vehicle with an anti-crash apparatus |
| CN109900063A (en) * | 2019-04-04 | 2019-06-18 | 吴建堂 | Touch refrigerator is not closed the door alarm device |
-
2016
- 2016-01-22 CN CN201610048578.3A patent/CN105459893A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105974781A (en) * | 2016-06-24 | 2016-09-28 | 黄月华 | Electronic kitchen timer |
| WO2019085972A1 (en) * | 2017-11-02 | 2019-05-09 | Wu Ming Zong | Automotive vehicle with an anti-crash apparatus |
| CN109900063A (en) * | 2019-04-04 | 2019-06-18 | 吴建堂 | Touch refrigerator is not closed the door alarm device |
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Application publication date: 20160406 |