Summary of the invention
In order to overcome the above-mentioned deficiency of existing battery-driven car anti-theft controller, the utility model provides a prevention and control device that has voice speech function.(below, electric vehicle and bicycle abbreviates battery-driven car as; The Electrical Bicycle anti-theft controller that has " voice speech " function abbreviates voice prevention and control device as).
The utility model is by adopting following technical scheme to realize: the utility model is made up of voice control circuit and circuit for controlling motor, it comprises that signal receives frequency-selecting lc circuit, shaping amplification circuit, alarm control program chip, vibrations acquisition sensor, signal amplification and level shifting circuit, to managing output circuit etc., voice control circuit is connected with circuit for controlling motor with power supply, voice loudspeaker, electric door lock feeder ear, motor program control chip, power to sign indicating number decoding chip, audio alert program chip, motor control chip.Described prevention and control device signal receives the frequency-selecting lc circuit and is electrically connected shaping amplification circuit, shaping amplification circuit is electrically connected the sign indicating number decoding chip, the vibrations acquisition sensor is electrically connected signal and amplifies and level shifting circuit, to the sign indicating number decoding chip, signal amplifies and level shifting circuit is electrically connected the alarm control program chip, the alarm control program chip is electrically connected the voice program chip, the voice program chip is electrically connected with the voice loudspeaker, the alarm control program chip is electrically connected with the motor program control chip through lock motor command signal circuit, the motor program control chip is electrically connected with the motor program control chip with power supply and electric door lock feeder ear, and the motor program control chip is electrically connected the pipe output circuit with power.
The utility model can be divided into integral type voice prevention and control device or two kinds of patterns of split type voice prevention and control device: integral type voice prevention and control device is that voice control circuit and circuit for controlling motor are installed on the same circuit card; The voice control circuit of split type voice prevention and control device and circuit for controlling motor are not mounted on the same circuit card, but be installed in respectively separately independently on the circuit card, respectively be control part independently, can independently separately sell, can be electrically connected by lead between the two.
Compared with prior art, the utility model has not only solved maloperation, and has increased " voice speech " function on existing anti-theft controller, has designed voice reminder, informs the current antitheft present mode of operation of vehicle; And the design of the alert program hommization voice in the voice program chip can arbitrarily be edited and recorded by the different demands of producer.When vehicle was touched by the people or thing touches firmly, voice prevention and control device began to report to the police, and locked immediately motor, allows vehicle cannot move, and allowed stealer can't carry out theft, and with voice-sound call prompting and chimes of doom, allowed stealer be caught unprepared.The utility model is adapted to the motor specific core core function unit of Electrical Bicycle 24V vehicle to 48V vehicle different capacity, makes Electrical Bicycle hommization more, intellectuality.
Description of drawings
Fig. 1: the antitheft control part schematic circuit diagram of voice prevention and control device audio alert of the present utility model.
Fig. 2: the antitheft control part schematic circuit diagram of voice prevention and control device motor of the present utility model.
Numeral explanation among the figure:
The 1--signal receives the frequency-selecting lc circuit, 2--shaping amplification circuit LM324,
3--alarm control program chip PIC16F57,4--shakes acquisition sensor,
The 5--signal amplifies and level shifting circuit LM324, and 6--is to sign indicating number decoding chip HS2272,
7--audio alert program chip API 8921,8--motor program control chip power supply,
9--lock motor command signal circuit, the special-purpose loudspeaker of 10--voice, 11-electric door lock feeder ear,
12--motor program control chip CYBC2443A, 13--power is to the pipe output circuit
The specific embodiment
Below specific embodiment by accompanying drawing, the utility model is further specified.
As shown in Figure 1, 2, the utility model is made up of voice control circuit and circuit for controlling motor, and voice control circuit is connected with circuit for controlling motor; Comprising signal receive frequency-selecting lc circuit 1, shaping amplification circuit 2, alarm control program chip 3, vibrations acquisition sensor 4, signal amplifies and level shifting circuit 5, to sign indicating number decoding chip 6, voice program chip 7, motor control chip with power supply 8, lock motor command signal circuit 9, voice loudspeaker 10, electric door lock feeder ear 11, motor program control chip 12, power to pipe output circuit 13 etc.Described prevention and control device signal receives frequency-selecting lc circuit 1 and is electrically connected shaping amplification circuit 2, shaping amplification circuit 2 is electrically connected sign indicating number decoding chip 6, vibrations acquisition sensor 4 is electrically connected signal and amplifies and level shifting circuit 5, to sign indicating number decoding chip 6, signal amplifies and level shifting circuit 5 is electrically connected alarm control program chip 3, alarm control program chip 3 is electrically connected voice program chip 7, voice program chip 7 is electrically connected with voice loudspeaker 10, the alarm control program chip is electrically connected with motor program control chip 12 through lock motor command signal circuit 9, the motor program control chip is electrically connected with motor program control chip 12 with power supply 8 and electric door lock feeder ear 11, and motor program control chip 12 is electrically connected pipe output circuit 13 with power.
In the present embodiment voice prevention and control device, it is 315M ± 0.15 hertz that signal receives frequency-selecting lc circuit frequency-selecting frequency, shaping amplification circuit adopts LM324, the alarm control program chip adopts PIC16F57, signal amplifies and level shifting circuit adopts LM324, the sign indicating number decoding chip is adopted HS2272, and the audio alert program chip adopts API8921, and the motor program control chip adopts CYBC2443A.
Voice prevention and control device can receive the modulation signal of remote controller: LC frequency selection circuit frequency-selecting frequency is 315M ± 0.15 hertz in the present embodiment, after the prevention and control device receives 315M ± 0.15 hertz frequency pulse through modulate emission, through frequency-selecting of LC frequency selection circuit and the conversion of LM324 shaping amplification level, recover code signal and send into decoding chip HS2272, demodulate independently address control instruction signal of correspondence, send into alarm control program chip PIC16F/57 and carry out logic operation control, the level command signal of output difference in functionality, control speech chip API8921 circuit working, enter last utmost point power amplifier output, promote hommization voice and chimes of doom that the voice loudspeaker send.
Voice prevention and control device also can receive the electric signal that the vibrations acquisition sensor sends: when voice prevention and control device is set in anti-theft state, if vehicle is when being touched by people or hard thing, the vibrations acquisition sensor changes inductance value and is converted into electric signal, finishing signal through LM324 shaping amplification level change-over circuit amplifies and level conversion, send into alarm control program chip PIC16F/57 circuit and carry out logic operation control, alarm control program chip PIC16F/57 circuit is electric machine control program chip CY8C2443A circuit output power supply and alarm level command signal immediately, after the electric machine control program chip obtains the alarm level instruction, just can the current present mode of operation of self check motor commutation element Hall, driving mutual cooresponding horsepower output plumber does, for motor is carried electric current and voltage, force motor to block (locked), cause vehicle to cannot move, described prevention and control device will send hommization voice reminder and chimes of doom simultaneously, reach antitheft purpose with this.
That is to say, described prevention and control device receives after remote controller launches single independently code signal, or the electric signal of vibration-sensing, this signal is caught and received to warning, demodulate the corresponding address control signal again, send into alarm control program PIC16F/57 circuit, after alarm control program PIC16F/57 obtains different control command signal, export different level command signals, make control motor program chip CY8C2443A circuit working and the work of alarm voice chip circuit, output and promotion voice loudspeaker send during warning hommization voice and chimes of doom.
Voice control circuit described in the utility model is characterized in that: through decoding chip HS2272 circuit, after demodulating corresponding single independently address control instruction signal, and send into alert program chip PIC16F/57 circuit and carry out logic operation control, the level command signal of output difference in functionality, control voice program chip API8921 circuit, power amplifier promotes the hommization voice and the chimes of doom of 120 decibels of voice loudspeaker outputs.
In Fig. 1,2, the modulation signal that remote controller sends receives frequency-selecting lc circuit 1 through signal and selects the 315M hertz frequency, through LM324 shaping amplification level change-over circuit 2, send into decoding chip HS2272, demodulate correspondence code, and send into alert program chip PIC16F5 7 and carry out logic operation control, export different instructions, control voice program chip AP18921, power amplifier promote the different voice of voice loudspeaker 10 outputs.And work as set vehicle in anti-theft state, if touched by artificial or hard thing, vibrations acquisition sensor 4 changes inductance value, be converted into electric signal, amplify and level shifting circuit 5, send into alarm control program chip PIC16F57 through the LM324 signal, carry out logic operation control, for motor program control chip CYBC2443A carries warning power supply 8, motor level control command signal 9 is locked in output simultaneously, and driving power is motor output voltage 13 electric currents stuck (locked) motor to pipe.
The utility model is installed and is divided into integral type voice prevention and control device or two kinds of patterns of split type voice prevention and control device: integral type voice prevention and control device is that voice control circuit and circuit for controlling motor are installed on the same circuit card, split type voice prevention and control device is: voice control circuit and circuit for controlling motor are not mounted on the same circuit card, but be installed in respectively separately independently on the circuit card, it respectively is an independently control part, can independently separately sell, can rely on lead to connect each other and cooperate.
The assembled embodiment of integral type voice prevention and control device: voice control circuit and circuit for controlling motor is integrated, the voice control circuit chip is installed in the motor control component, among the described embodiment, be installed in the cubic aluminum hull, install check screw, be assembled into voice prevention and control device, the outside connection, port output pilot is at the miniature dedicated remote control of configuration, connect the special-purpose loudspeaker of voice, be assembled into integral type voice prevention and control device.Described integral type voice prevention and control device, the formula that becomes one voice prevention and control device is finished in programmed instruction transmission control simultaneously on same wiring board.Integral type voice prevention and control device advantage is to install simple, easier to be antitheft.
The assembled embodiment of split type voice prevention and control device:, voice control circuit and circuit for controlling motor are installed separately separately independently on the circuit card, the voice control circuit mainboard is installed in the small-sized plastic-shell, install check screw, annunciator signal control transfer wire and voice loudspeaker connect, dispose miniature remote controlled device and form split, outer clearance line is connected with circuit for controlling motor, is assembled into split voice prevention and control device.Described split type voice prevention and control device, advantage is to be convenient to various battery-driven car vehicles install, its voice alarm circuit also can be independently as the antitheft use of vehicle audio alert, also can be used as special place voice anti-theft alarm uses, its electric machine controller circuit, be installed among the square aluminum hull, by self stored programme, control the motor normal operation by electric machine controller chip CY8C2443A.
Voice prevention and control device described in the utility model contains voice speech prompting, and its hommization voice can allow Electrical Bicycle manufacturer arbitrarily edit and record according to different demands, are preset in the API8921 voice program chip, make its hommization language.Be being meant to have and presetting the voice program chip of editing and recording voice of Electrical Bicycle anti-theft controller of described having " voice speech ".