CN2236420Y

CN2236420Y - Computer monitoring and braking unit for exhausted or inattentative driver

Info

Publication number: CN2236420Y
Application number: CN 95241629
Authority: CN
Inventors: 孟正权
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-05-23
Filing date: 1995-05-23
Publication date: 1996-10-02
Anticipated expiration: 2005-05-23

Abstract

The utility model relates to a computer monitoring and braking device for an exhausted or inattentive driver, which is composed of a computer monitoring device, a brake motor device, etc. The utility model is characterized in that the device is composed of two main parts which are a computer monitoring system and a brake motor device. The computer monitoring system is composed of a computer SCM and a relay switching circuit. The point brake system of the brake motor device is composed of a motor, a cam, and a drag rope. The device directly arranged in a motor car can initiatively and randomly monitor the reactive ability of a driver when the driver drives a motor car, and can effectively avoid the traffic accidents caused by the fatigue and the low reactive ability of the driver.

Description

Automobilist's fatigue, absent-minded driving computer monitoring brake equipment

The utility model relates to a kind of automobilist's fatigue, absent-minded driving computer monitoring brake equipment, mainly form by computer monitoring system and motor braking device, wherein computer monitoring system is installed on automobile cab, automobile one starts, computer is promptly started working, with monitoring driver's speed of response, judge its degree of fatigue, can continue to drive; The motor braking device is installed on the suitable position of car chassis brake system, is subjected to computer monitoring system control to make automobile brake, belongs to the land transport class.

" automobilist's fatigue, absent-minded driving electronic timing brake monitoring device " (Chinese patent 92220136.6) by my application, what adopt is the mode of electronic timing test driver speed of response, this periodic monitor mode is once time setting (as test in per three minutes once), just can not randomly changing, can not change test period according to the variation of driver's speed of response, therefore, in the practical operation, the driver since be alerted clear-headed after, capability of reaction recovers, and former timing period measuring is still pressed in Electronic Testing, thereby makes chaufeur feel too frequent; In addition, it is independently to be installed on the gauge panel that the electronics in this patented technology is replied button, and chaufeur need reach and press, and has increased driver's right hand departure direction dish and has reached the action that instrument carrier panel removes button; In addition, the braking device in this patented technology is made up of brake compressor, electromagnetic gas valve, tracheae etc., the defectives such as restriction that cost is higher, preponderance, volume are big, install the suspension chassis finite space.

The purpose of this utility model is to overcome above-mentioned defective, provide a kind of can be according to the variation of driver's speed of response and the full-computerized brake monitoring device of random variation test period, the driver replys the button of computer monitoring signal and the dynamic loud-speaker button on the vehicle steering unites two into one, automatically switch by computer, the normal use of not overslaugh dynamic loud-speaker, computer monitoring system control brake motor of the present utility model, the braking motor rotating cam produces flexible stroke, spur a brake cable pull, drag-line is connected with the brake pedal plate arm again, to reach the purpose of handling automobile automatic brake.

Feature of the present utility model is: the brake monitoring device is made up of computer monitoring control system and motor braking device two large divisions, the relay switch circuit bank be made up of Computer power sources switch, computer single chip microcomputer program integrated package and a plurality of relay of computer monitoring control system is wherein controlled acousto-optic respectively and is propped up that circuit, electric automobile horn bonding prop up circuit, a strong circuit and the braking motor of reporting to the police props up circuit.

Described Computer power sources switch is the one stroke switch, by its open and close of automobile hand brake torque arm Stroke Control.

Described computer single chip microcomputer program integrated package is selected IC8031 for use, can with required program (as accompanying drawing 1) input wherein control the relay switch circuit by it.

Four relays of described relay switch circuit bank are formed, and the direct control acousto-optic props up circuit, the electric automobile horn bonding props up circuit, a strong warning circuit and braking motor and props up circuit.

Described acousto-optic props up and is provided with microphone device and flash device in the circuit.

Described electric automobile horn bonding circuit, be that normally closed limit with the relay in the minus earth line of former car dynamic loud-speaker and this circuit is connected, the fixedly limit of this relay is connected with perverse the button grounding jumper of vehicle steering electricity, and the limit of often opening of this relay is connected with the integrated package interface.

Described strong warning is propped up circuit and is provided with a high loudness annunciator, in order to wake up with a start the driver of sleepy driving condition.

Described braking motor device is provided with the permanent magnet DC motor that automatically resets, and also is provided with a cam on the motor rotation axis, and cam is provided with a stone dead wire drag-line.

Described stone dead wire drag-line is provided with the stroke adjustment bolt, and in order to regulate the length of drag-line, this drag-line one end is connected with braking automobile stretcher arm, and the other end is connected with cam.

Be embodiment now, architectural feature of the present utility model and using method are described with the accompanying drawing.

Fig. 1 is this device computer program block scheme;

Fig. 2 implements figure for this device relay switch circuit;

Fig. 3 is the installation enforcement scheme drawing on automobile for this device braking motor and cam drag-line.

Fig. 1 as can be known, the working power of this device is used the automotive battery power supply, a RELEASE PARKINGBRAKE after the driver lights a fire, travel switch is opened, computer promptly gets electric work, the driver is after if driving surpasses half an hour continuously, computer begins to send acousto-optic monitor signal for the first time, the driver just can press the dynamic loud-speaker key (by answering) on the bearing circle one time if reaction is normal in signal sent for two seconds, this time dynamic loud-speaker does not ring, because of power supply is cut off by computer, so, computer then enters monitorings in per 15 minutes cyclic program once automatically, after driving a vehicle 15 minutes, just test driver's speed of response once more, if it is blunt that the driver reacts beginning at this moment, just presses the dynamic loud-speaker key on the bearing circle in five seconds, then computer enters kind monitorings in per two minutes cyclic program once automatically; If driving reaction time to computer monitoring signal regulation, tired driver surpasses five seconds and do not press that dynamic loud-speaker key responses (not according to answering) then computer is connected strong annunciator power supply, wake up with a start the driver, as waking up with a start (not according to answering) then launch computer braking motor, motor cam driven drag-line expanding-contracting action, pulling brake pedal plate arm realizes putting the parking of stopping.The number of times of above-mentioned computer test driver speed of response, decide according to driver's speed of response speed by computer fully, and can carry out tight and loose test change at random, it is fast more that its rule is that the driver reacts, computer test pitch time long more (15 minutes are once), react slow more, blunt more, computer test is short more (per 2 minutes once) at interval, once speed of response is slower than 5 second time limit, then alarm computer, brake, realized stoping tired driving, safe driving.

Among Fig. 2, by computer power travel switch XK, computer micro controller system ic chip 8031, acousto-optic prop up circuit SG, the electric automobile horn bonding props up circuit Y ₂, a strong circuit Y that reports to the police ₁, braking motor props up the relay switch monitor control system that circuit M forms, and uses the own battery feed E of automobile, when source switch XK closure, computer single chip microcomputer IC8031 works on power, by program (shown in Fig. 1 block diagram) the control J of input ₁Make acousto-optic prop up circuit SG and get electric work, control J simultaneously ₂Electric automobile horn minus earth end (J is cut off in paraphase ₂Normally closed limit is unsettled), with the grounding jumper (J of dynamic loud-speaker button FK ₂Fixing limit) be communicated with the micro controller system integrated package interface of often opening limit, if press bearing circle horn bar FK that powers in the computer specific time, give low level of computer interface microcontroller, then computer makes J ₁, J ₂Quit work, acousto-optic props up circuit and quits work, and electric horn circuit is resumed work, otherwise if do not meet dynamic loud-speaker key FK one time in the computer specific time, promptly the monolithic interface does not have low level, and then computer makes J ₃Work, strong annunciator Y ₁Report to the police, computer makes J simultaneously ₄Work, braking motor gets electric, and rotating cam drives the drag-line expanding-contracting action, the parking of stopping of pulling brake pedal plate arm point.

Fig. 3 is that scheme drawing is implemented in this device braking motor and the installation of cam drag-line on automobile.

Among the figure: 1 is that self-return magneto-electric machine, 2 is that cam, 3 is that stone dead wire drag-line, 4 is that stroke adjustment bolt, 5 is that drag-line cover, 6 is that operator's compartment base plate, 7 is that pedal brake pedal arm, 8 is that chassis, 9 is an electric machine support.During installation, electric machine support (9) is fixed on the other suitable position of chassis brake system, one end of drag-line (3) is connected with cam (2), the other end is connected with pedal brake pedal arm (7), sensitivity according to concrete vehicle condition is adjusted drag-line stroke adjustment bolt (4), and the drag-line range is less than or equal to the stroke and convenient adjusting of pedal brake pedal.

The utility model has the advantages that: not only initiatively reagency, the notes of test driver Meaning power and fatigue strength, and the time interval length in computer test cycle is fully according to driving Member's reaction speed and decide, when the driver reacted more fast, it is more loose that computer is then monitored, and drives The person of sailing reaction becomes more slow, and computer is then monitored more tightly, timely, once the driver is anti-Should be low, when impotentia continue to be driven, this device was understood self-braking, and had with The machine changeability can effectively prevent traffic accident and accident; Because reaction answering key and automobile steering Electric horn key complete two on the dish is one, and is therefore easy to operate, can not increase the driver and stretch Manually do, simultaneously, this device is installed more convenient, does not change primary car structure, does not affect former The car braking ability can be in the mode of repeatedly stopping, and makes the automobile of running at high speed also can be steady Stop, the situations such as seized, that the braking survey is sliding can not occur, guarantee running, system Moving safety.

Claims

1, a kind of automobilist's fatigue, absent-minded driving computer monitoring brake equipment, form by Computerized controller and braking motor etc., it is characterized in that: the brake monitoring device is made up of computer program control monitoring system and motor braking device two large divisions, the relay switch circuit is made up of Computer power sources switch, computer single chip microcomputer program integrated circuit and relay of computer program control monitoring system is wherein controlled acousto-optic respectively and is propped up that circuit, electric automobile horn bonding prop up circuit, the strong warning propped up circuit and motor props up circuit; Motor braking device part is propped up circuit direct control braking motor by motor, drives drag-line pulling braking footrest arm by the motor rotating cam again.

2, brake monitoring device as claimed in claim 1 is characterized in that: the Computer power sources switch in the described computer program control monitoring system is the one stroke switch, by its open and close of Stroke Control of automobile hand brake torque arm.

3, brake monitoring device as claimed in claim 1, it is characterized in that: the computer single chip microcomputer program integrated circuit in the described computer program control monitoring system, be provided with the extensive integrated package of IC8031, and prop up by the programming control acousto-optic of input with R/G that circuit, electric automobile horn bonding prop up circuit, a strong circuit and the motor of reporting to the police props up circuit.

4, as claim 1,3 described brake monitoring devices, it is characterized in that: described electric automobile horn bonding props up circuit, be provided with a relay, the minus earth line of dynamic loud-speaker in the former car is connected with the normally closed limit of this relay, the fixedly limit of this relay is connected with vehicle steering dynamic loud-speaker button grounding jumper, and the limit of often opening of this relay is connected with the integrated package interface.

5, as claim 1,3 described brake monitoring devices, it is characterized in that: described motor braking device partly is provided with self-return magneto-electric machine, cam, drag-line and stroke adjustment bolt; The motor cam rotation drives drag-line and produces flexible stroke.

6, brake monitoring device as claimed in claim 5 is characterized in that: described drag-line directly is connected with the automobile treadle brake control lever, drag-line expanding-contracting action, pulling automobile treadle brake pedal arm crawl.