CN203592936U - Safe driving voice prompting system for female novice driver - Google Patents

Safe driving voice prompting system for female novice driver Download PDF

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Publication number
CN203592936U
CN203592936U CN201320793240.2U CN201320793240U CN203592936U CN 203592936 U CN203592936 U CN 203592936U CN 201320793240 U CN201320793240 U CN 201320793240U CN 203592936 U CN203592936 U CN 203592936U
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China
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switch triode
circuit
power
pin
npn
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Expired - Fee Related
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CN201320793240.2U
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Chinese (zh)
Inventor
杨利艳
钟婷婷
李强
聂宝
王芹芹
张晶莹
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Jilin University
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Jilin University
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Abstract

The utility model relates to a safe driving voice prompting system for a female novice driver. The safe driving voice prompting system is mainly composed of an accelerator and brake prompting time delay switch circuit, a brake pedal position sensor, an accelerator pedal position sensor, a voice chip IC, a power amplifier circuit and an automobile ECU. Voice prompting content can be set through a CPU in the automobile ECU according to the requirement, triggering time intervals of pieces of prompting voice can be set, a corresponding voice prompt is given to the driver when a touch key M is pressed, it is detected that an accelerator pedal is trodden, and it is detected that a brake pedal is trodden in a delay time of the voice delay switch circuit, so that the tension and anxiety of the female novice driver in the severe driving environment are relieved, and therefore damage caused by the fact that the driver treads the accelerator by mistake is avoided. After the relay time of the voice relay switch circuit, the CPU controls a power circuit to stop supplying power to the voice chip IC and the power amplifying circuit and a power source is saved.

Description

A kind of new hand women's driver safety driving speech prompting system
Technical field
The utility model relates to a kind of driving speech prompting system, especially can be severe at driving environment, and chaufeur energy is not while concentrating, gives the safe driving speech prompting system of the crucial voice message of chaufeur throttle, brake aspect.
Technical field
Background technology
At present, autoist is all partial to use automatic catch automobile.For new hand's chaufeur, especially women's chaufeur, the extraordinary circumstances such as the severe driving environment that, car many people is many and starting, arrow path tune, parking warehouse-in, or chaufeur energy is not while concentrating, is prone to chaotic brake and throttle, causes the phenomenon of serious tragedy.And the suggestion device about throttle, brake not on more existing automobiles, and with respect to the display reminding of instrument, voice message has more effective suggesting effect.
Background technology
Summary of the invention
For fear of new hand women car owner, in severe driving environment and tragedy phenomenon that in particular cases mis-accelerator pressing causes, the utility model provides the speech prompting system of a kind of throttle, brake.
The utility model solves the technical scheme that its technical matters adopts: a kind of new hand women's driver safety driving speech prompting system, can be many people, the many severe driving environment of car and parking, reversing, starting etc. in particular cases, and chaufeur energy concentrate time, answer driver personal needs, give the voice message of chaufeur throttle, brake aspect.This system comprises accelerator and brake prompting delay switch circuit, brake pedal position sensor, accelerator pedal position sensor, speech chip IC, power amplifier, automobile ECU.
Described accelerator and brake prompting delay switch circuit, its touch key-press M is arranged on bearing circle, inner NPN switch triode VT 1emitter and NPN switch triode VT 2base stage connect, divider resistance R 5be connected across NPN switch triode VT 1, NPN switch triode VT 2emitter between, NPN switch triode VT 1base stage by current-limiting resistance R 1m is connected with touch key-press, NPN switch triode VT 2collecting electrode by divider resistance R 3be connected filter capacitor C with power interface 1be connected across divider resistance R 3two ends, PNP switch triode VT 3base stage by current-limiting resistance R 4with filter capacitor C 1lower end connect PNP switch triode VT 3emitter connect power interface, PNP switch triode VT 3collecting electrode by divider resistance R 6the shell that picks, time-delay switch terminals are by divider resistance R 6lower end draw and connect the keyboard input circuit of automobile ECU, control the each work-hours of native system, delay time can be by regulating filter capacitor C 1, divider resistance R 3, current-limiting resistance R 4size change.
Described automobile ECU is vehicle electronic control unit, is made up of keyboard input circuit, traffic pilot, analog input circuit, central processor CPU, output processing circuit, power circuit;
Described accelerator pedal position sensor is arranged in Das Gaspedal inside, detects accelerator pedal position signal, is converted to the scale modeling voltage that central processor CPU can read;
Described brake pedal position sensor is arranged in brake pedal inside, detects brake pedal position signal, is converted to the scale modeling voltage that corresponding central processor CPU can read;
Described speech chip IC is converted into numeral by required voice signal by sampling, is stored in the ROM in chip, then by circuit, the numeral in ROM is reduced to voice signal;
Described power amplifier, power amplifier power interface is connected with the power circuit of automobile ECU, and speech chip terminals are connected with speech chip IC, NPN switch triode VT 4collecting electrode and NPN switch triode VT 5base stage, PNP switch triode VT 6base stage connect, NPN switch triode VT 4emitter by current-limiting resistance R 11be connected with casing, NPN switch triode VT 5collecting electrode by current-limiting resistance R 7with NPN switch triode VT 4collecting electrode connect, at NPN switch triode VT 5collecting electrode and current-limiting resistance R 7upper end between draw power amplifier power interface, PNP switch triode VT 6grounded collector, NPN switch triode VT 4base stage and coupling capacitance C 2connect coupling capacitance C 2left end is drawn wire by current-limiting resistance R 10with coupling capacitance C 3right-hand member connect, NPN switch triode VT 5, PNP switch triode VT 6emitter respectively by divider resistance R 8, divider resistance R 9with coupling capacitance C 3connect loud speaker one end and coupling capacitance C 3connect an endmatcher shell.
The utility model is the advantage of prior art relatively:
1, severe at driving environment, and chaufeur energy is not while concentrating, needs according to chaufeur, gives the voice message of chaufeur " left foot brake, right crus of diaphragm throttle ".
2, severe at driving environment, and chaufeur energy concentrate time, according to chaufeur need, detect accelerator pedal position, give the voice message of chaufeur " your step on is Das Gaspedal ".
3, severe at driving environment, and chaufeur energy concentrate time, according to chaufeur need, detect brake pedal position, give the voice message of chaufeur " your step on is brake pedal ".
4, native system adopts a kind of accelerator and brake prompting delay switch circuit, the filter capacitor C in regulating circuit 1, divider resistance R 3, current-limiting resistance R 4size, can change the delay time of this switch circuit, in the time reaching delay time, central processor CPU is just controlled power circuit, stops, to speech chip IC, power amplifier power supply, saving power supply.
Summary of the invention
Accompanying drawing explanation
Fig. 1 is the control graph of a relation of a kind of new hand women's driver safety driving of the utility model speech prompting system.
Fig. 2 is accelerator and brake prompting delay switch circuit figure.
Fig. 3 is the power amplifier figure that the utility model adopts.
In Fig. 1: 1. accelerator and brake prompting delay switch circuit; 2. brake pedal position sensor; 3. accelerator pedal position sensor; 4. simulated measurement input circuit; 5. power circuit; 6. central processor CPU; 7. output processing circuit; 8. speech chip IC; 9. power amplifier; 10. divider resistance R 0; 11. traffic pilots; 12. automobile ECUs; 13. keyboard input circuits.
In Fig. 2: 14. touch key-press M; 15. current-limiting resistance R 1; 16.NPN switch triode VT 1; 17. divider resistance R 2; 18. divider resistance R 3; 19. filter capacitor C 1; 20. current-limiting resistance R 4; 21. power interfaces; 22.PNP switch triode VT 3; 23. divider resistance R 6; 24. time-delay switch terminals; 25.NPN switch triode VT 2; 26. divider resistance R 5.
In Fig. 3: 27. speech chip terminals; 28. coupling capacitance C 2; 29.NPN switch triode VT 4; 30. current-limiting resistance R 7; 31. power amplifier power interface 32.NPN switch triode VT 5; 33. divider resistance R 8; 34. coupling capacitance C 3; 35. loud speakers; 36. divider resistance R 9; 37. current-limiting resistance R 10; 38.PNP switch triode VT 6; 39. current-limiting resistance R 11.
Accompanying drawing explanation
The specific embodiment
Below in conjunction with embodiment accompanying drawing, the utility model is described further.
As shown in Figure 1, a kind of new hand women's driver safety driving speech prompting system described in the utility model comprises: accelerator and brake prompting delay switch circuit 1, brake pedal position sensor 2, accelerator pedal position sensor 3, speech chip IC8, power amplifier 9, automobile ECU 12.
In Fig. 1, accelerator and brake prompting delay switch circuit 1 left end is connected with the power circuit 5 in automobile ECU 12 through wire, the other end is connected with the keyboard input circuit 13 in automobile ECU 12, touch signal is passed to the pin 4 of central processor CPU 6 through traffic pilot 11.Brake pedal position sensor 2, accelerator pedal position sensor 3 pass to through wire the pedal position signal detecting in simulated measurement input circuit 4, carry out signal conversion, then in wire is input to central processor CPU 6.Speech chip IC8 is connected with the power circuit 5 in automobile ECU 12 through its pin 4, is connected through output processing circuit 7 by its pin 1 to 3 with the central processor CPU 6 in automobile ECU 12, is subject to the control of central processor CPU 12, simultaneously by pin 5 through divider resistance R 010 shells that pick.Power amplifier 9 is connected with speech chip IC8 through speech chip IC terminals 27, is connected with the power circuit 5 in automobile ECU 12 through power amplifier power interface 31, realizes amplification and reduction to voice messaging.
In Fig. 2, NPN switch triode VT 116 emitter and NPN switch triode VT 225 base stage connects, and resistance is connected across NPN switch triode VT 116, NPN switch triode VT 2between 25 emitter, NPN switch triode VT 116 base stage is by current-limiting resistance R 115 are connected with touch key-press M14, NPN switch triode VT 225 collecting electrode is by divider resistance R 318 are connected with power supply, filter capacitor C 119 are connected across divider resistance R 318 two ends, PNP switch triode VT 322 base stage is by current-limiting resistance R 420 with filter capacitor C 119 lower end connects, PNP switch triode VT 322 emitter connects power supply, PNP switch triode VT 322 collecting electrode is by divider resistance R 623 shells that pick, time-delay switch terminals 24 are by divider resistance R 6the keyboard input circuit 13 that connects automobile ECU 12 is drawn in 23 lower end, and delay time can be by regulating filter capacitor C 119, divider resistance R 318, current-limiting resistance R 420 size changes.
In Fig. 3, power amplifier power interface 31 is connected with the power circuit 5 of automobile ECU 12, and speech chip terminals 27 are connected with speech chip IC8, NPN switch triode VT 429 collecting electrode and NPN switch triode VT 532 base stage, PNP switch triode VT 638 base stage connects, NPN switch triode VT 429 emitter is by current-limiting resistance R 1139 are connected with casing, NPN switch triode VT 532 collecting electrode is by current-limiting resistance R 730 with NPN switch triode VT 429 collecting electrode connects, at NPN switch triode VT 532 collecting electrode and current-limiting resistance R 7between 30 upper end, draw power amplifier power interface 31, PNP switch triode VT 638 grounded collector, NPN switch triode VT 429 base stage and coupling capacitance C 228 connect, coupling capacitance C 228 left ends are drawn wire by current-limiting resistance R 1037 with coupling capacitance C 334 right-hand member connects, NPN switch triode VT 532, PNP switch triode VT 638 emitter is respectively by divider resistance R 833, divider resistance R 936 with coupling capacitance C 334 connect, loud speaker 35 one end and coupling capacitance C 334 connect, an endmatcher shell.
The specific works method of above-mentioned a kind of new hand women's driver safety driving speech prompting system is as follows:
In vehicle traveling process, in new hand's driver drives vehicle, run into people many, when car severe driving environment how, if there is fear, when nervous state, can press the touch key-press M14 of the accelerator and brake prompting delay switch circuit 1 being arranged on bearing circle, push button signalling is by keyboard input circuit 13, traffic pilot 11 is received by automobile ECU 12 pins 4 after processing, automobile ECU 12 is controlled power circuit 5 by pin 0 and is powered to speech chip IC8 through speech chip IC8 pin 4, power to power amplifier through power amplifier power interface 31 simultaneously, now central processor CPU 6 sends energizing signal control speech chip IC8 by its pin 1, speech chip IC8 exports " left foot brake by pin 5 after receiving instruction, right crus of diaphragm throttle " sound signal, power amplifier 9 is reduced into sound by loud speaker 35 after the sound signal of speech chip IC8 is amplified.This voice message only occurs once in delay time.
In delay time, brake pedal position sensor 2, moment is detected Das Gaspedal to accelerator pedal position sensor 3 respectively, the position of brake pedal, the position signal collecting is converted into by simulated measurement input circuit 4 voltage signal that central processor CPU 6 can read, central processor CPU 6 judges relatively receiving information, if the scale modeling voltage being obtained by accelerator pedal position sensor 3 is greater than 0, central processor CPU 6 sends energizing signal by its pin 2, control speech chip IC8 through output processing circuit (7), speech chip IC8 exports the sound signal of " your step on is Das Gaspedal " by pin 5 after receiving instruction by its pin 2, power amplifier 9 is reduced into sound by loud speaker 35 after the sound signal of speech chip IC8 is amplified, if the scale modeling voltage being obtained by brake pedal position sensor 2 is greater than 0, central processor CPU 6 sends energizing signal by its pin 3, control speech chip IC8 through output processing circuit 7, speech chip IC8 exports the sound signal of " your step on is brake pedal " by pin 5 after receiving instruction by its pin 3, and power amplifier 9 is reduced into sound by loud speaker 35 after the sound signal of speech chip IC8 is amplified.
Reach after the time of time delay circuit setting, time delay circuit disconnects, and central processor CPU 6 sends energizing signal to be stopped powering to speech chip IC8, power amplifier 9.The activation time interval of can software programming realizing these two voice messages.
One, application patent of invention or utility model patent should be submitted specification sheets to, same form portion.
Two, specification sheets should typewrite or print, and writing should be neatly clear, is black, meets ctp request, must not alter, and word is high between 3.5 millimeters to 4.5 millimeters, and line-spacing is between 2.5 millimeters to 3.5 millimeters.This page for specification sheets homepage, continuous page can use the onesize blank sheet of paper suitable with quality.Paper should longitudinally use, and only limit is used front, and surrounding should leave margin: each 25 millimeters of left side and top, each 15 millimeters of right side and bottom.
Three, specification sheets first page the first row should be write invention and created name exactly, and this title should be consistent with the title in the requisition, and left and right is placed in the middle.Should empty a line between invention and created name and specification sheets text.On specification sheets form, should comprise following five parts, and before every part, write title exactly:
The specific embodiment
Specification sheets is without accompanying drawing, and specification sheets word segment do not comprise accompanying drawing explanation and corresponding title thereof.Specification sheets word segment can have chemical formula, mathematical expression or form, but must not have illustration.
Four, relate to nucleotide or amino acid whose application, a unitary part that should be using this sequence table as specification sheets, and write separately the page number.Applicant should submit CD or the floppy disk consistent with this sequence table in application, and this CD or floppy disk should meet the relevant regulations of State Intellectual Property Office.
Five, specification sheets should be write the page number every page of lower frame line middle position order.

Claims (3)

1. a new hand women's driver safety driving speech prompting system, comprises accelerator and brake prompting delay switch circuit (1), brake pedal position sensor (2), accelerator pedal position sensor (3), speech chip IC(8), power amplifier (9), automobile ECU (12), divider resistance R 0(10), it is characterized in that: described automobile ECU (12) is by simulated measurement input circuit (4), power circuit (5), central processor CPU (6), output processing circuit (7), traffic pilot (11), keyboard input circuit (13) composition, the mouth of simulated measurement input circuit (4) connects central processor CPU (6), power circuit (5) input end is connected with the pin 0 of central processor CPU (6), keyboard input circuit (13) is connected with the pin 4 of central processor CPU (6) through traffic pilot (11), the pin 1 of the input end of output processing circuit (7) and central processor CPU (6), pin 2, pin 3 is connected, described accelerator and brake prompting delay switch circuit (1) one end power circuit (5) inner with automobile ECU (12) is connected, and one end keyboard input circuit (13) inner with automobile ECU (12) is connected, described brake pedal position sensor (2), accelerator pedal position sensor (3) homogeneous end ground connection, one end simulated measurement input circuit (4) inner with automobile ECU (12) is connected, described speech chip IC(8) be connected with the power circuit (5) in automobile ECU (12) through its pin 4, be connected to the mouth of the inner output processing circuit (7) of pin 3 and automobile ECU (12) by its pin 1, the while by pin 5 through resistance R 0(10) shell picks, the input end of described power amplifier (9) and speech chip IC(8) pin 5 be connected, simultaneously its inner power amplifier power interface (31) is connected with the power circuit (5) of automobile ECU (12).
2. a kind of new hand women's driver safety driving speech prompting system according to claim 1, is characterized in that: described accelerator and brake prompting delay switch circuit (1), its touch key-press M(14) be arranged on bearing circle inner NPN switch triode VT 1(16) emitter and NPN switch triode VT 2(25) base stage connects, divider resistance R 5(26) be connected across NPN switch triode VT 1(16), NPN switch triode VT 2(25) between emitter, NPN switch triode VT 1(16) base stage is by current-limiting resistance R 1(15) with touch key-press M(14) be connected NPN switch triode VT 2(25) collecting electrode is by divider resistance R 3(18) be connected filter capacitor C with power interface (21) 1(19) be connected across divider resistance R 3(18) two ends, PNP switch triode VT 3(22) base stage is by current-limiting resistance R 4(20) with filter capacitor C 1(19) lower end connects, PNP switch triode VT 3(22) emitter connects power supply, PNP switch triode VT 3(22) collecting electrode is by divider resistance R 6(23) shell that picks, time-delay switch terminals (24) are by divider resistance R 6(23) the keyboard input circuit (13) that connects automobile ECU (12) is drawn in lower end, controls the each work-hours of native system, and delay time can be by regulating filter capacitor C 1(19), divider resistance R 3(18), current-limiting resistance R 4(20) size changes.
3. a kind of new hand women's driver safety driving speech prompting system according to claim 1, it is characterized in that: described power amplifier (9), power amplifier power interface (31) is connected with the power circuit (5) of automobile ECU (12), speech chip terminals (27) and speech chip IC(8) be connected, NPN switch triode VT 4(29) collecting electrode and NPN switch triode VT 5(32) base stage, PNP switch triode VT 6(38) base stage connects, NPN switch triode VT 4(29) emitter is by current-limiting resistance R 11(39) be connected with casing, NPN switch triode VT5(32) collecting electrode by current-limiting resistance R 7(30) with NPN switch triode VT 4(29) collecting electrode connects, at NPN switch triode VT 5(32) collecting electrode and current-limiting resistance R 7(30) between upper end, draw power amplifier power interface (31), PNP switch triode VT 6(38) grounded collector, NPN switch triode VT 4(29) base stage and coupling capacitance C 2(28) connect coupling capacitance C 2(28) left end is drawn wire by current-limiting resistance R 10(37) with coupling capacitance C 3(34) right-hand member connects, NPN switch triode VT 5(32), PNP switch triode VT 6(38) emitter is respectively by divider resistance R 8(33), divider resistance R 9(36) with coupling capacitance C 3(34) connect loud speaker (35) one end and coupling capacitance C 3(34) connect an endmatcher shell.
CN201320793240.2U 2013-12-04 2013-12-04 Safe driving voice prompting system for female novice driver Expired - Fee Related CN203592936U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104477163A (en) * 2014-11-25 2015-04-01 浙江吉利汽车研究院有限公司 Control method and control system for preventing mistaken operation of fresh driver
CN104760535A (en) * 2015-03-30 2015-07-08 徐天宇 Sound prompt device for automobile accelerator pedal stepping
CN111376719A (en) * 2018-12-29 2020-07-07 安波福电子(苏州)有限公司 Driving assistance system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104477163A (en) * 2014-11-25 2015-04-01 浙江吉利汽车研究院有限公司 Control method and control system for preventing mistaken operation of fresh driver
CN104760535A (en) * 2015-03-30 2015-07-08 徐天宇 Sound prompt device for automobile accelerator pedal stepping
CN111376719A (en) * 2018-12-29 2020-07-07 安波福电子(苏州)有限公司 Driving assistance system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140514

Termination date: 20141204

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