CN102700461A - Audible and visual alarm method of full electric vehicle when driver leaves position - Google Patents

Abstract

The invention provides an audible and visual alarm method of a full electric vehicle when driver leaves position. After the driver starts a car, the entire vehicular controller collects signals transmitted by a driver side vehicular door switch signal detector, a gear signal sensor, an accelerator signal sensor, a brake signal sensor and a key signal sensor, and judges; and then the entire vehicular controller drives and controls a double-flash driving circuit and a loudspeaker driving circuit to alarm the driver; and therefore, the driver can know the entire vehicular state well after leaving the seat.

Description

A kind of pure electric automobile chaufeur sound and light alarm method that disseats

[technical field]

The present invention relates to the pure electric automobile field, relate in particular to a kind of pure electric automobile chaufeur sound and light alarm method that disseats.

[background technology]

The automobile industry rapid technological improvement, under the development tendency of energy-conserving and environment-protective, pure electric vehicle will be the emphasis of future development.From the drive controlling aspect, the pure electric automobile system compares with the conventional gasoline car has very big change; Wherein, entire car controller VCU (Vehicle Control Unit) is the core control part of whole automobile, and it gathers the signal of many parts in the automobile; And after making corresponding judgement; The action of each Parts Controller of control lower floor drives automobile normal running, for improving the safety of battery-driven car; Need the monitoring whole vehicle state, and light and sound prompting are provided to chaufeur.Prior art can't satisfy chaufeur and disseat the back to the judgement of the whole vehicle state demand of warning reminding in addition again.

[summary of the invention]

The technical matters that the present invention will solve is to provide a kind of pure electric automobile chaufeur sound and light alarm method that disseats, and through simple system architecture and entire car controller the signal of gathering is made a decision, and lets chaufeur can after disseating, be able to judge the state of car load.

The present invention is achieved in that a kind of pure electric automobile chaufeur sound and light alarm method that disseats, and the present invention specifically comprises the steps:

After step 10, chaufeur start automobile, after key signal transducer affirmation key insertion startup, send the key actuation signal and give the carload controller; When key was closed, said key signal transducer sent the key closing signal and gives said entire car controller;

Through an operator seat door contact interrupter signal detector operator seat door contact interrupter is detected,, then send and close gate signal to said entire car controller if the operator seat car door is a closed condition; If the operator seat car door is closed condition not, then send enabling signal to said entire car controller;

Through a shift signal sensor automobile shift is detected, judge which kind of gear automobile is at present, judged result is formed shift signal send to said entire car controller;

Trample throttle through a throttle signal sensor judge, judged result is formed throttle signal send to said entire car controller;

Trample brake through a brake signal sensor judge, judged result is formed brake signal send to said entire car controller;

Said entire car controller judges whether to drive two flashing light driving circuits and drive circuit of loudspeaker to the signal that comes from said operator seat door contact interrupter signal detector, shift signal sensor, throttle signal sensor, brake signal sensor and the collection of key signal transducer;

Step 20, detect said enabling signal, key signal when said entire car controller; Simultaneously; When shift signal is expressed as three signals of non-neutral state; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, through the flicker of light and the tweeting sound of loudspeaker chaufeur is played the warning effect; Carry out step 30 or step 40 then;

Step 30, when said entire car controller detects key actuation signal in the step 20 and is transformed into key closing signal or shift signal and is expressed as the neutral state; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, closes two flashing lights and loudspeaker;

Step 40, the enabling signal that detects in the step 20 when said entire car controller are transformed into the pass gate signal; Simultaneously; When detecting the brake signal that throttle signal that said throttle signal sensor sent or brake signal sensor sent; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, closes two flashing lights and loudspeaker.

The present invention has following advantage: a kind of pure electric automobile chaufeur of the present invention sound and light alarm method that disseats is implemented on the existing pure electric vehicle easily; Receive signal through entire car controller from operator seat door contact interrupter signal detector, shift signal sensor, throttle signal sensor, brake signal sensor and key signal transducer; And make judgement; Drive according to judged result by entire car controller again and two flashing light driving circuits of control and drive circuit of loudspeaker, and then the warning function when realizing that chaufeur disseats.

[description of drawings]

Combine embodiment that the present invention is further described with reference to the accompanying drawings.

Fig. 1 is the disseat system architecture scheme drawing of sound and light alarm method of a kind of pure electric automobile chaufeur of the present invention.

Fig. 2 is the disseat flowchart of sound and light alarm method of a kind of pure electric automobile chaufeur of the present invention.

[specific embodiment]

See also shown in Figure 1; A kind of pure electric automobile chaufeur of the present invention sound and light alarm method that disseats is connected entire car controller (being VCU) 11 respectively at first earlier with operator seat door contact interrupter signal detector 12, shift signal sensor 13, throttle signal sensor 14, brake signal sensor 15, key signal transducer 16, two flashing light driving circuit 17 and drive circuit of loudspeaker 18;

Shown in Fig. 1-2, specifically comprise the steps:

After step 10, chaufeur start automobile, after a key signal transducer 16 affirmation keys insertion startups, send the key actuation signal and give carload controller 11; When key was closed, said key signal transducer 16 sent the key closing signal and gives said entire car controller 11;

Detect through 12 pairs of operator seat door contact interrupters of an operator seat door contact interrupter signal detector,, then send and close gate signal to said entire car controller 11 if the operator seat car door is a closed condition; If the operator seat car door is closed condition not, then send enabling signal to said entire car controller 11;

Detect through 13 pairs of automobile shifts of a shift signal sensor, judge which kind of gear automobile is at present, judged result is formed shift signal send to said entire car controller 11;

Judged whether to trample throttle through a throttle signal sensor 14, judged result has been formed throttle signal send to said entire car controller 11;

Judged whether to trample brake through a brake signal sensor 15, judged result has been formed brake signal send to said entire car controller 11;

11 pairs of said entire car controllers are gathered the signal that comes from said operator seat door contact interrupter signal detector 12, shift signal sensor 13, throttle signal sensor 14, brake signal sensor 15 and key signal transducer 16 and are judged whether to drive two flashing light driving circuits 17 and drive circuit of loudspeaker 18;

The result that said operator seat door contact interrupter signal detector 12 and each said sensor (being shift signal sensor 13, throttle signal sensor 14, brake signal sensor 15, key signal transducer 16) will detect sends to said entire car controller 11, and said pair of flashing light driving circuit 17 and drive circuit of loudspeaker 18 are given in the instruction that is judged whether to send driving by this entire car controller 11.

Step 20, detect said door switch signal, key actuation signal when said entire car controller 11; Simultaneously; When shift signal is expressed as three signals of non-neutral state; 11 pairs of said pair of flashing light driving circuits 17 of said entire car controller and drive circuit of loudspeaker 18 provide instruction, through the flicker of light and the tweeting sound of loudspeaker chaufeur are played the warning effect; Carry out step 30 or step 40 then; Said enabling signal is done detection by 12 pairs of operator seat door contact interrupters of operator seat door contact interrupter signal detector; If the operator seat car door sends enabling signal and gives said entire car controller 11 when not closing; 13 pairs of automobile shifts of said shift signal sensor detect; When detecting non-neutral (comprising R, D, B shift signal) state, to send non-neutral signal and give said entire car controller 11, said key actuation signal is done detection by 16 pairs of key starting states of key signal transducer; If key sends the key actuation signal and gives said entire car controller 11 when being in starting state; After this entire car controller 11 collects said enabling signal, key actuation signal and non-neutral signal, send instruction and give two flashing light driving circuits 17 and drive circuit of loudspeaker 18, and then drive two flashing lights and loudspeaker; This situation is illustrated in automobile and is in and starts under the state, after steerman leaves operator seat, operator seat closing of the door and automobile shift neither be on the neutral, and this moment, automobile was reminded steerman with glimmer two flashing lights and loudspeaker tweeting sound, played the warning effect.

Step 30, when said entire car controller 11 detects key actuation signal in the step 20 and is transformed into key closing signal (closing situation like key) or shift signal and is expressed as neutral (being the N retaining) state; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, closes two flashing lights and loudspeaker; After report to the police starting, key signal transducer 16 detects key close after, send the key closing signal; When said entire car controller 11 detects the key closing signal, send instruction immediately and give said pair of flashing light driving circuit 17 and drive circuit of loudspeaker 18, close two flashing lights and loudspeaker in the warning; Perhaps; Get into neutral (being the N gear) when shift signal sensor 13 detects automobile shift, send the neutral signal and give said entire car controller 11, this entire car controller 11; Send instruction immediately and give said pair of flashing light driving circuit 17 and drive circuit of loudspeaker 18; Close two flashing lights and loudspeaker in the warning, the expression steerman is located at the neutral state with automobile flameout or with automobile, removes immediately and reports to the police.

Step 40, the enabling signal that detects in the step 20 when said entire car controller 11 are transformed into the pass gate signal; Simultaneously; When detecting the brake signal that throttle signal that said throttle signal sensor 14 sent or brake signal sensor 15 sent; 11 pairs of said pair of flashing light driving circuits 17 of said entire car controller and drive circuit of loudspeaker 18 provide instruction, close two flashing lights and loudspeaker.Report to the police after the startup, operator seat door contact interrupter signal detector 12 detects the operator seat car door and after door opening state is transformed into closed condition, sends the pass gate signal, simultaneously; Throttle signal sensor 14 detects and sends throttle signal after throttle starts, at this moment, and when said entire car controller 11 detects said pass gate signal and throttle signal; Said entire car controller 11 sends instruction and gives said pair of flashing light driving circuit 17 and drive circuit of loudspeaker 18, closes two flashing lights and loudspeaker in the warning, perhaps; After the operator seat car door is transformed into closed condition from door opening state; And brake signal sensor inspection 15 measures the brake signal that is sent after steerman touches on the brake, and after said entire car controller 11 detects said pass gate signal and brake signal, sends instruction immediately and gives said pair of flashing light driving circuit 17 and drive circuit of loudspeaker 18; Close two flashing lights and loudspeaker in the warning; The expression steerman with closing of the door after, the step on the accelerator parking of setting out or touch on the brake should be removed warning immediately.

Though more than described the specific embodiment of the present invention; But the technical personnel of being familiar with the present technique field is to be understood that; We described concrete embodiment is illustrative; Rather than being used for qualification to scope of the present invention, those of ordinary skill in the art are in the modification and the variation of the equivalence of doing according to spirit of the present invention, all should be encompassed in the scope that claim of the present invention protects.

Claims (1)

1. pure electric automobile chaufeur sound and light alarm method that disseats is characterized in that: specifically comprise the steps:

After step 10, chaufeur start automobile, after key signal transducer affirmation key insertion startup, send the key actuation signal and give the carload controller; When key was closed, said key signal transducer sent the key closing signal and gives said entire car controller;

Through an operator seat door contact interrupter signal detector operator seat door contact interrupter is detected,, then send and close gate signal to said entire car controller if the operator seat car door is a closed condition; If the operator seat car door is closed condition not, then send enabling signal to said entire car controller;

Through a shift signal sensor automobile shift is detected, judge which kind of gear automobile is at present, judged result is formed shift signal send to said entire car controller;

Trample throttle through a throttle signal sensor judge, judged result is formed throttle signal send to said entire car controller;

Trample brake through a brake signal sensor judge, judged result is formed brake signal send to said entire car controller;

Said entire car controller judges whether to drive two flashing light driving circuits and drive circuit of loudspeaker to the signal that comes from said operator seat door contact interrupter signal detector, shift signal sensor, throttle signal sensor, brake signal sensor and the collection of key signal transducer;

Step 20, detect said enabling signal, key actuation signal when said entire car controller; Simultaneously; When shift signal is expressed as three signals of non-neutral state; Said entire car controller provides instruction to two flashing light driving circuits and drive circuit of loudspeaker, through the flicker of light and the tweeting sound of loudspeaker chaufeur is played the warning effect; Carry out step 30 or step 40 then;

Step 30, when said entire car controller detects key actuation signal in the step 20 and is transformed into key closing signal or shift signal and is expressed as the neutral state; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, closes two flashing lights and loudspeaker;

Step 40, the enabling signal that detects in the step 20 when said entire car controller are transformed into the pass gate signal; Simultaneously; When detecting the brake signal that throttle signal that said throttle signal sensor sent or brake signal sensor sent; Said entire car controller provides instruction to said pair of flashing light driving circuit and drive circuit of loudspeaker, closes two flashing lights and loudspeaker.

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