CN105507738A - Multifunctional high-precision wireless transmission intelligent anti-theft system - Google Patents
Multifunctional high-precision wireless transmission intelligent anti-theft system Download PDFInfo
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- CN105507738A CN105507738A CN201510971157.3A CN201510971157A CN105507738A CN 105507738 A CN105507738 A CN 105507738A CN 201510971157 A CN201510971157 A CN 201510971157A CN 105507738 A CN105507738 A CN 105507738A
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05G—SAFES OR STRONG-ROOMS FOR VALUABLES; BANK PROTECTION DEVICES; SAFETY TRANSACTION PARTITIONS
- E05G1/00—Safes or strong-rooms for valuables
- E05G1/10—Safes or strong-rooms for valuables with alarm, signal or indicator
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Abstract
The invention discloses a multifunctional high-precision wireless transmission intelligent anti-theft system which is characterized in that the intelligent anti-theft system mainly consists of a central processing unit, a first wireless signal transmission module, a second wireless signal transmission module, a PC (Personal Computer), an image collector, a vibration sensor, a data memory, a sound collector, a power supply, an alarm, a signal filtering amplification circuit connected between the vibration sensor and the central processing unit in series, a bandpass filtering amplification circuit connected between the sound collector and the central processing unit in series, a voltage stabilization driving circuit connected between the central processing unit and the alarm in series, and an image signal automatic gain circuit connected between the image collector and the central processing unit in series, wherein the vibration sensor, the data memory, the sound collector, the power supply and the alarm are connected with the central processing unit. The intelligent anti-theft system can precisely record images and sounds in a pilfered process, and can precisely and effectively transmit pilfered information to a user or public security in first time, so as to ensure that no property loss of the user occurs.
Description
Technical field
The present invention relates to the technical field of electronic equipment, specifically refer to a kind of intelligent anti-theft system of multi-functional high precision wireless transmission.
Background technology
Existing safety cabinet is only limitted to sound and light alarm, does not well monitor for surrounding environment, when the stolen situation of generation safety cabinet, cannot record stolen process, and cannot obtain stolen information in the very first time, affect recovering and solving a case of safety cabinet.The warning function of present safety cabinet is only limitted to report to the police at acousto-optic-electric, and little to the warning message of user, user can not understand the situation at safety cabinet scene well, and the effect of warning is little, and the potential safety hazard of safety cabinet is still very large.
Summary of the invention
The burglary-resisting system that the object of the invention is to overcome safety cabinet of the prior art cannot record the defect of stolen process, the invention provides a kind of intelligent anti-theft system of multi-functional high precision wireless transmission.
The present invention is achieved through the following technical solutions: a kind of intelligent anti-theft system of multi-functional high precision wireless transmission, primarily of central processing unit, first wireless signal transmission module, second wireless signal transmission module, PC, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the signal filtering amplifying circuit between vibrating sensor and central processing unit, be serially connected in the bandpass filtering amplifying circuit between sound collector and central processing unit, be serially connected in the integrated voltage-stabilized drive circuit between central processing unit and alarm, and the picture signal auto-gain circuit composition be serially connected between image acquisition device and central processing unit.
Described signal filtering amplifying circuit is by amplifier P3, amplifier P4, triode VT6, triode VT7, negative pole is connected with the colelctor electrode of triode VT6, positive pole is as the input of signal filtering amplifying circuit and the polar capacitor C14 be connected with vibrating sensor, N pole is connected with the base stage of triode VT6, the diode D12 that P pole is connected with the positive pole of polar capacitor C14 after resistance R31, negative pole is connected with the positive pole of amplifier P3, the polar capacitor C15 that positive pole is connected with the positive pole of polar capacitor C14 after resistance R32, positive pole is connected with the output of amplifier P4 after resistance R37, the polar capacitor C17 that negative pole is connected with the base stage of triode VT6 after resistance R33, one end is connected with the emitter stage of triode VT6, the resistance R34 that the other end is connected with the positive pole of amplifier P4, P pole is connected with the output of amplifier P3, the diode D13 that N pole is connected with the emitter stage of triode VT7 after resistance R36, positive pole is connected with the negative pole of amplifier P4, the polar capacitor C16 that negative pole is connected with the N pole of diode D13, and P pole is connected with the N pole of diode D13 after resistance R35, the diode D14 that N pole is connected with the emitter stage of triode VT7 after polar capacitor C18 forms, the minus earth of described amplifier P3, the output of described amplifier P4 is connected with the base stage of triode VT7, the output of this amplifier P4 as signal filtering amplifying circuit output and be connected with central processing unit, the grounded collector of described triode VT7.
Described bandpass filtering amplifying circuit is by amplifier P1, amplifier P2, triode VT5, P pole is connected with the negative pole of amplifier P1 after resistance R21, N pole is in turn through diode D9 that resistance R23 is connected with the colelctor electrode of triode VT5 after resistance R24, positive pole is connected with the P pole of diode D9 after resistance R22, the polar capacitor C10 that negative pole is connected with the output of amplifier P1 after resistance R25, negative pole is connected with the positive pole of amplifier P2 after resistance R27, the polar capacitor C11 that positive pole is connected with the output of amplifier P1, N pole is connected with the negative pole of polar capacitor C11, the diode D10 that P pole is connected with the base stage of triode VT5, negative pole is connected with the negative pole of amplifier P2, the polar capacitor C12 that positive pole is connected with the N pole of diode D10, negative pole is connected with the output of amplifier P2 after resistance R29, the polar capacitor C13 that positive pole is connected with the negative pole of polar capacitor C11 after resistance R28, and P pole is connected with the emitter stage of triode VT5 after resistance R26, the diode D11 that N pole is connected with the output of amplifier P2 after resistance R30 forms, the positive pole of described amplifier P1 as bandpass filtering amplifying circuit input and be connected with sound collector, the output of described amplifier P2 as bandpass filtering amplifying circuit output and be connected with central processing unit.
Described integrated voltage-stabilized drive circuit is by voltage stabilizing chip U2, triode VT4, diode D7, P pole is connected with the N pole of diode D7 after resistance R13, the diode D6 that N pole is connected with the CLK pin of voltage stabilizing chip U2 after resistance R15, positive pole is connected with the N pole of diode D7, the polar capacitor C6 that negative pole is connected with the IN pin of voltage stabilizing chip U2 after resistance R14, positive pole is connected with the N pole of diode D6, the polar capacitor C7 that negative pole is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R17, P pole is connected with the base stage of triode VT4 after adjustable resistance R20, the diode D8 that N pole is connected with the AL pin of voltage stabilizing chip U2 after resistance R16, positive pole is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R18, the polar capacitor C8 that negative pole is connected with the emitter stage of triode VT4, and positive pole is connected with the OUT pin of voltage stabilizing chip U2 after resistance R19, negative pole and the P of diode D8 extremely jointly form the output of integrated voltage-stabilized drive circuit and the polar capacitor C9 be connected with alarm forms, the described CLK pin of voltage stabilizing chip U2 is connected with the P pole of diode D7, and GND pin ground connection, its SW pin of this voltage stabilizing chip U2 are connected with the positive pole of polar capacitor C8, the N pole of described diode D7 jointly forms the input of integrated voltage-stabilized drive circuit with the IN pin of voltage stabilizing chip U2 and is connected with central processing unit.
Described picture signal auto-gain circuit is then by the image signal conversion circuits be connected with image acquisition device, and the variable gain circuit be connected with image signal conversion circuits forms; The output of described variable gain circuit is then connected with central processing unit.
Described image signal conversion circuits is by conversion chip U1, triode VT1, P pole is connected with the SOU pin of conversion chip U1 after resistance R2 through resistance R3 in turn, the diode D2 that N pole is connected with the DA pin of conversion chip U1 after resistance R6, positive pole is connected with the LN pin of conversion chip U1, the polar capacitor C1 that negative pole is connected as the input of image signal conversion circuits and with image acquisition device after resistance R1, P pole is connected with the negative pole of polar capacitor C1, the diode D1 that N pole is connected with the base stage of triode VT1, positive pole is connected with the CS pin of conversion chip U1, negative pole is in turn through polar capacitor C2 that resistance R4 is connected with the CN pin of conversion chip U1 after resistance R5, and positive pole is connected with the SW pin of conversion chip U1, negative pole and the N of diode D2 extremely jointly form the output of image signal conversion circuits and the polar capacitor C3 be connected with variable gain circuit forms, the DR pin of described conversion chip U1 is connected with the P pole of diode D2, the GND pin ground connection of this conversion chip U1, the negative pole of described polar capacitor C2 is connected with the emitter stage of triode VT1.
Described variable gain circuit is by triode VT2, triode VT3, FET MOS, P pole is connected with the N pole of diode D2 after resistance R7, the diode D4 that N pole is connected with the emitter stage of triode VT3 after resistance R12, positive pole is connected with the P pole of diode D4 after resistance R11, the polar capacitor C5 that negative pole is connected with the base stage of triode VT3, P pole is connected with the drain electrode of FET MOS after adjustable resistance R8, the diode D3 that N pole is connected with the base stage of triode VT2, one end is connected with the base stage of triode VT2, the resistance R9 that the other end is connected with the grid of FET MOS, positive pole is connected with the emitter stage of triode VT2, the polar capacitor C4 that negative pole is connected with the source electrode of FET MOS, and P pole is connected with the emitter stage of triode VT3, the diode D5 that N pole is connected with the source electrode of FET MOS after resistance R10 forms, the base stage of described triode VT2 is connected with the negative pole of polar capacitor C3, its grounded collector, the N pole of described diode D4 is connected with the drain electrode of FET MOS, the grounded collector of triode VT3, the N pole of described diode D5 as variable gain circuit output and be connected with central processing unit.
For guaranteeing practical effect of the present invention, described image acquisition device preferentially adopts TR350 type infrared pick-up head to realize; And vibrating sensor preferentially adopts BM7008 type vibrating sensor to realize; Sound collector then preferentially adopts VCA-1008 type sound collector to realize simultaneously; Described conversion chip U1 preferentially adopts AX2002 integrated chip to realize; Voltage stabilizing chip U2 then preferentially adopts MAX291 integrated chip to realize.
The present invention compared with prior art has the following advantages and beneficial effect:
(1) the audio disturbances signal in the bandpass filtering amplifying circuit of the present invention voice signal that sound collector can be exported carries out suppressing or eliminating, noise elimination can also be carried out to the audio signal after process, export after signal after noise elimination process being amplified simultaneously, thus ensure that the intelligent anti-theft system of wireless transmission of the present invention collects the property accurately of the acoustic information of effective range.
(2) driving voltage of integrated voltage-stabilized drive circuit energy stable output of the present invention and electric current, guarantee alarm when reporting to the police can continous-stable send chimes of doom, thus the intelligent anti-theft system of wireless transmission of the present invention can better send alarm signal.
(3) signal filtering amplifying circuit of the present invention can suppress the interfering signal in the vibration signal of vibrating sensor output or eliminate, and carried out amplifying rear output by the vibration signal after process, thus ensure that the vibration signal that vibrating sensor exports can accurately be transferred to central processing unit.
(4) picture signal auto-gain circuit of the present invention can carry out anti-interference process to the image analoging signal collected that image acquisition device exports, eliminate the noise signal in this image analoging signal, image analoging signal is converted to viewdata signal simultaneously, gain can also be carried out to the low frequency signal in viewdata signal, guarantee that the frequency of the viewdata signal exported is consistent, thus ensure that the accuracy of intelligent anti-theft system to IMAQ of wireless transmission of the present invention.
(5) present invention employs vibrating sensor, the stable performance of this vibrating sensor, highly sensitive, the advantages such as low price.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is the electrical block diagram of picture signal auto-gain circuit of the present invention.
Fig. 3 is the electrical block diagram of integrated voltage-stabilized drive circuit of the present invention.
Fig. 4 is the electrical block diagram of bandpass filtering amplifying circuit of the present invention.
Fig. 5 is the electrical block diagram of signal filtering amplifying circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, the present invention is primarily of central processing unit, first wireless signal transmission module, second wireless signal transmission module, PC, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the signal filtering amplifying circuit between vibrating sensor and central processing unit, be serially connected in the bandpass filtering amplifying circuit between sound collector and central processing unit, be serially connected in the integrated voltage-stabilized drive circuit between central processing unit and alarm, and the picture signal auto-gain circuit composition be serially connected between image acquisition device and central processing unit.Wherein, as shown in Figure 2, it is by the image signal conversion circuits be connected with image acquisition device for described picture signal auto-gain circuit, and the variable gain circuit be connected with image signal conversion circuits forms.
For guaranteeing reliability service of the present invention, described first wireless signal transmission module and the second wireless signal transmission module all preferentially adopt PTR2000 type wireless signal transmission module to realize.Described central processing unit preferentially adopts QX9910M integrated chip, and the BST pin of this QX9910M integrated chip is connected with data storage, and RT pin is connected with the DI pin of the first wireless transport module, and VC pin is connected with power supply.Described power supply is 6V DC voltage, and this 6V DC voltage is that central processing unit is powered.
As shown in Figure 2, described image signal conversion circuits by conversion chip U1, triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, polar capacitor C1, polar capacitor C2, polar capacitor C3, diode D1, and diode D2 forms.
During connection, the P pole of diode D2 is connected with the SOU pin of conversion chip U1 after resistance R2 through resistance R3 in turn, N pole is connected with the DA pin of conversion chip U1 after resistance R6.The positive pole of polar capacitor C1 is connected with the LN pin of conversion chip U1, negative pole is connected with image acquisition device as the input of image signal conversion circuits after resistance R1.The P pole of diode D1 is connected with the negative pole of polar capacitor C1, N pole is connected with the base stage of triode VT1.The positive pole of polar capacitor C2 is connected with the CS pin of conversion chip U1, negative pole is connected with the CN pin of conversion chip U1 after resistance R5 through resistance R4 in turn.The positive pole of polar capacitor C3 is connected with the SW pin of conversion chip U1, negative pole extremely jointly forms the output of image signal conversion circuits with the N of diode D2 and is connected with variable gain circuit.The DR pin of described conversion chip U1 is connected with the P pole of diode D2, the GND pin ground connection of this conversion chip U1; The negative pole of described polar capacitor C2 is connected with the emitter stage of triode VT1.
Further, described variable gain circuit by triode VT2, triode VT3, FET MOS, resistance R7, adjustable resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, polar capacitor C4, polar capacitor C5, diode D3, and diode D4 forms.
During connection, the P pole of diode D4 is connected with the N pole of diode D2 after resistance R7, N pole is connected with the emitter stage of triode VT3 after resistance R12.The positive pole of polar capacitor C5 is connected with the P pole of diode D4 after resistance R11, negative pole is connected with the base stage of triode VT3.The P pole of diode D3 is connected with the drain electrode of FET MOS after adjustable resistance R8, N pole is connected with the base stage of triode VT2.Resistance R9 one end is connected with the base stage of triode VT2, the other end is connected with the grid of FET MOS.The positive pole of polar capacitor C4 is connected with the emitter stage of triode VT2, negative pole is connected with the source electrode of FET MOS.The P pole of diode D5 is connected with the emitter stage of triode VT3, N pole is connected with the source electrode of FET MOS after resistance R10.
The base stage of described triode VT2 is connected with the negative pole of polar capacitor C3, its grounded collector; The N pole of described diode D4 is connected with the drain electrode of FET MOS; The grounded collector of triode VT3; The N pole of described diode D5 as variable gain circuit output and be connected with the IN pin of QX9910M integrated chip.
The present invention operationally, picture signal auto-gain circuit can carry out anti-interference process to the image analoging signal collected that image acquisition device exports, eliminate the noise signal in this image analoging signal, image analoging signal is converted to viewdata signal by conversion chip U1 simultaneously.This viewdata signal carries out gain by the variable gain circuit arranged in this circuit to the low frequency signal in signal, guarantees that the frequency of the viewdata signal exported is consistent, thus ensure that the accuracy of intelligent anti-theft system of the present invention to IMAQ.For better implementing the present invention, described conversion chip U1 then preferentially adopts AX2002 integrated chip to realize.
As shown in Figure 3, it is by voltage stabilizing chip U2, triode VT4 for described integrated voltage-stabilized drive circuit, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, adjustable resistance R20, polar capacitor C6, polar capacitor C7, polar capacitor C8, polar capacitor C9, diode D6, diode D7, and diode D8 forms.
During connection, the P pole of diode D6 is connected with the N pole of diode D7 after resistance R13, N pole is connected with the CLK pin of voltage stabilizing chip U2 after resistance R15.The positive pole of polar capacitor C6 is connected with the N pole of diode D7, negative pole is connected with the IN pin of voltage stabilizing chip U2 after resistance R14.The positive pole of polar capacitor C7 is connected with the N pole of diode D6, negative pole is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R17.
The P pole of described diode D8 is connected with the base stage of triode VT4 after adjustable resistance R20, N pole is connected with the AL pin of voltage stabilizing chip U2 after resistance R16.The positive pole of polar capacitor C8 is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R18, negative pole is connected with the emitter stage of triode VT4.The positive pole of property electric capacity C9 is connected with the OUT pin of voltage stabilizing chip U2 after resistance R19, negative pole extremely jointly forms the output of integrated voltage-stabilized drive circuit with the P of diode D8 and is connected with alarm.
The described CLK pin of voltage stabilizing chip U2 is connected with the P pole of diode D7, and GND pin ground connection, its SW pin of this voltage stabilizing chip U2 are connected with the positive pole of polar capacitor C8; The N pole of described diode D7 is connected with the NC pin of QX9910M integrated chip; The described IN pin of voltage stabilizing chip U2 is connected with PWM pin with the NC pin of QX9910M integrated chip.
Operationally, the control voltage that central processing unit can transmit by integrated voltage-stabilized drive circuit and electric current carry out driving voltage and the electric current of stable output after voltage stabilizing, current stabilization in the present invention, guarantee alarm when reporting to the police can continous-stable send chimes of doom.For better implementing the present invention, described voltage stabilizing chip U2 then preferentially adopts MAX291 integrated chip to realize.
As shown in Figure 4, it is by amplifier P1, amplifier P2, triode VT5 for described bandpass filtering amplifying circuit, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, resistance R28, resistance R29, resistance R30, polar capacitor C10, polar capacitor C11, polar capacitor C12, polar capacitor C13, diode D9, diode D10, and diode D11 forms.
During connection, the P pole of diode D9 is connected with the negative pole of amplifier P1 after resistance R21, N pole is connected with the colelctor electrode of triode VT5 after resistance R24 through resistance R23 in turn.The positive pole of polar capacitor C10 is connected with the P pole of diode D9 after resistance R22, negative pole is connected with the output of amplifier P1 after resistance R25.The negative pole of polar capacitor C11 is connected with the positive pole of amplifier P2 after resistance R27, positive pole is connected with the output of amplifier P1.
The N pole of described diode D10 is connected with the negative pole of polar capacitor C11, P pole is connected with the base stage of triode VT5.The negative pole of polar capacitor C12 is connected with the negative pole of amplifier P2, positive pole is connected with the N pole of diode D10.The negative pole of polar capacitor C13 is connected with the output of amplifier P2 after resistance R29, positive pole is connected with the negative pole of polar capacitor C11 after resistance R28.The P pole of diode D11 is connected with the emitter stage of triode VT5 after resistance R26, N pole is connected with the output of amplifier P2 after resistance R30.
The positive pole of described amplifier P1 as bandpass filtering amplifying circuit input and be connected with sound collector; The output of described amplifier P2 as bandpass filtering amplifying circuit output and be connected with the SET pin of QX9910M integrated chip.
The present invention operationally, audio disturbances signal in the voice signal that bandpass filtering amplifying circuit can export sound collector suppresses or eliminates, and noise elimination can be carried out to the audio signal after process, signal after noise elimination process is undertaken amplifying rear output by amplifier P2 simultaneously, thus ensure that the intelligent anti-theft system of wireless transmission of the present invention collects the property accurately of the acoustic information of effective range.
As shown in Figure 5, it is by amplifier P3, amplifier P4, triode VT6 for described signal filtering amplifying circuit, triode VT7, resistance R31, resistance R32, resistance R33, resistance R34, resistance R35, resistance R36, resistance R37, polar capacitor C14, polar capacitor C15, polar capacitor C16, polar capacitor C17, polar capacitor C18, diode D12, diode D13, and diode D14 forms.
During connection, the negative pole of polar capacitor C14 is connected with the colelctor electrode of triode VT6, positive pole as signal filtering amplifying circuit input and be connected with vibrating sensor.The N pole of diode D12 is connected with the base stage of triode VT6, P pole is connected with the positive pole of polar capacitor C14 after resistance R31.The negative pole of polar capacitor C15 is connected with the positive pole of amplifier P3, positive pole is connected with the positive pole of polar capacitor C14 after resistance R32.
The positive pole of described polar capacitor C17 is connected with the output of amplifier P4 after resistance R37, negative pole is connected with the base stage of triode VT6 after resistance R33.One end of resistance R34 is connected with the emitter stage of triode VT6, the other end is connected with the positive pole of amplifier P4.The P pole of diode D13 is connected with the output of amplifier P3, N pole is connected with the emitter stage of triode VT7 after resistance R36.The positive pole of polar capacitor C16 is connected with the negative pole of amplifier P4, negative pole is connected with the N pole of diode D13.The P pole of diode D14 is connected with the N pole of diode D13 after resistance R35, N pole is connected with the emitter stage of triode VT7 after polar capacitor C18.
The minus earth of described amplifier P3; The output of described amplifier P4 is connected with the base stage of triode VT7, the output of this amplifier P4 as signal filtering amplifying circuit output and be connected with the EN pin of QX9910M integrated chip; The grounded collector of described triode VT7.
The present invention operationally, interfering signal in the vibration signal that signal filtering amplifying circuit can export vibrating sensor suppresses or eliminates, and undertaken amplifying rear output by amplifier P4 by the vibration signal after process, thus ensure that the vibration signal that vibrating sensor exports can accurately be transferred to central processing unit.
During operation, knock when there being people or moving silver cabinet time, the vibration signal of collection is transferred to central processing unit by described vibrating sensor after signal filtering amplifying circuit filter and amplification, described central processing unit then exports and controls electric current to image acquisition device, described image acquisition device then preferentially adopts TR350 type infrared pick-up head to realize, this image acquisition device starts to gather image information after the control electric current obtaining central processing unit transmission, and gathered image information is carried out through picture signal auto-gain circuit the viewdata signal that generates after signal conversion processes, and be transferred to central processing unit after gain is carried out to the low frequency signal in this viewdata signal, central processing unit stores being transferred to data storage after viewdata signal analysis identification.
Now, described sound collector is for gathering all acoustic informations of safety cabinet peripheral extent, and by gathered acoustic information by being transferred to central processing unit after bandpass filtering amplifying circuit filter and amplification, central processing unit then stores being transferred to data storage after this acoustic information system.Described central processing unit exports and controls electric current to alarm while image acquisition device and sound collector are opened, and alarm starts to send chimes of doom.Viewdata signal and voice signal are transferred to the second wireless transport module by the first wireless transport module by described central processing unit simultaneously, this second wireless transport module then by receive pickup electrode data line transfer to PC.
For guaranteeing practical effect of the present invention, described and vibrating sensor preferentially adopts BM7008 type vibrating sensor to realize; Sound collector then preferentially adopts VCA-1008 type sound collector to realize simultaneously.
As mentioned above, just the present invention can well be realized.
Claims (10)
1. the intelligent anti-theft system of a multi-functional high precision wireless transmission, it is characterized in that, primarily of central processing unit, first wireless signal transmission module, second wireless signal transmission module, PC, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the signal filtering amplifying circuit between vibrating sensor and central processing unit, be serially connected in the bandpass filtering amplifying circuit between sound collector and central processing unit, be serially connected in the integrated voltage-stabilized drive circuit between central processing unit and alarm, and the picture signal auto-gain circuit composition be serially connected between image acquisition device and central processing unit.
2. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 1, it is characterized in that, described signal filtering amplifying circuit is by amplifier P3, amplifier P4, triode VT6, triode VT7, negative pole is connected with the colelctor electrode of triode VT6, positive pole is as the input of signal filtering amplifying circuit and the polar capacitor C14 be connected with vibrating sensor, N pole is connected with the base stage of triode VT6, the diode D12 that P pole is connected with the positive pole of polar capacitor C14 after resistance R31, negative pole is connected with the positive pole of amplifier P3, the polar capacitor C15 that positive pole is connected with the positive pole of polar capacitor C14 after resistance R32, positive pole is connected with the output of amplifier P4 after resistance R37, the polar capacitor C17 that negative pole is connected with the base stage of triode VT6 after resistance R33, one end is connected with the emitter stage of triode VT6, the resistance R34 that the other end is connected with the positive pole of amplifier P4, P pole is connected with the output of amplifier P3, the diode D13 that N pole is connected with the emitter stage of triode VT7 after resistance R36, positive pole is connected with the negative pole of amplifier P4, the polar capacitor C16 that negative pole is connected with the N pole of diode D13, and P pole is connected with the N pole of diode D13 after resistance R35, the diode D14 that N pole is connected with the emitter stage of triode VT7 after polar capacitor C18 forms, the minus earth of described amplifier P3, the output of described amplifier P4 is connected with the base stage of triode VT7, the output of this amplifier P4 as signal filtering amplifying circuit output and be connected with central processing unit, the grounded collector of described triode VT7.
3. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 2, it is characterized in that, described bandpass filtering amplifying circuit is by amplifier P1, amplifier P2, triode VT5, P pole is connected with the negative pole of amplifier P1 after resistance R21, N pole is in turn through diode D9 that resistance R23 is connected with the colelctor electrode of triode VT5 after resistance R24, positive pole is connected with the P pole of diode D9 after resistance R22, the polar capacitor C10 that negative pole is connected with the output of amplifier P1 after resistance R25, negative pole is connected with the positive pole of amplifier P2 after resistance R27, the polar capacitor C11 that positive pole is connected with the output of amplifier P1, N pole is connected with the negative pole of polar capacitor C11, the diode D10 that P pole is connected with the base stage of triode VT5, negative pole is connected with the negative pole of amplifier P2, the polar capacitor C12 that positive pole is connected with the N pole of diode D10, negative pole is connected with the output of amplifier P2 after resistance R29, the polar capacitor C13 that positive pole is connected with the negative pole of polar capacitor C11 after resistance R28, and P pole is connected with the emitter stage of triode VT5 after resistance R26, the diode D11 that N pole is connected with the output of amplifier P2 after resistance R30 forms, the positive pole of described amplifier P1 as bandpass filtering amplifying circuit input and be connected with sound collector, the output of described amplifier P2 as bandpass filtering amplifying circuit output and be connected with central processing unit.
4. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 3, it is characterized in that, described integrated voltage-stabilized drive circuit is by voltage stabilizing chip U2, triode VT4, diode D7, P pole is connected with the N pole of diode D7 after resistance R13, the diode D6 that N pole is connected with the CLK pin of voltage stabilizing chip U2 after resistance R15, positive pole is connected with the N pole of diode D7, the polar capacitor C6 that negative pole is connected with the IN pin of voltage stabilizing chip U2 after resistance R14, positive pole is connected with the N pole of diode D6, the polar capacitor C7 that negative pole is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R17, P pole is connected with the base stage of triode VT4 after adjustable resistance R20, the diode D8 that N pole is connected with the AL pin of voltage stabilizing chip U2 after resistance R16, positive pole is connected with the OPIN pin of voltage stabilizing chip U2 after resistance R18, the polar capacitor C8 that negative pole is connected with the emitter stage of triode VT4, and positive pole is connected with the OUT pin of voltage stabilizing chip U2 after resistance R19, negative pole and the P of diode D8 extremely jointly form the output of integrated voltage-stabilized drive circuit and the polar capacitor C9 be connected with alarm forms, the described CLK pin of voltage stabilizing chip U2 is connected with the P pole of diode D7, and GND pin ground connection, its SW pin of this voltage stabilizing chip U2 are connected with the positive pole of polar capacitor C8, the N pole of described diode D7 jointly forms the input of integrated voltage-stabilized drive circuit with the IN pin of voltage stabilizing chip U2 and is connected with central processing unit.
5. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 4, it is characterized in that, described picture signal auto-gain circuit is then by the image signal conversion circuits be connected with image acquisition device, and the variable gain circuit be connected with image signal conversion circuits forms; The output of described variable gain circuit is then connected with central processing unit.
6. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 5, it is characterized in that, described image signal conversion circuits is by conversion chip U1, triode VT1, P pole is connected with the SOU pin of conversion chip U1 after resistance R2 through resistance R3 in turn, the diode D2 that N pole is connected with the DA pin of conversion chip U1 after resistance R6, positive pole is connected with the LN pin of conversion chip U1, the polar capacitor C1 that negative pole is connected as the input of image signal conversion circuits and with image acquisition device after resistance R1, P pole is connected with the negative pole of polar capacitor C1, the diode D1 that N pole is connected with the base stage of triode VT1, positive pole is connected with the CS pin of conversion chip U1, negative pole is in turn through polar capacitor C2 that resistance R4 is connected with the CN pin of conversion chip U1 after resistance R5, and positive pole is connected with the SW pin of conversion chip U1, negative pole and the N of diode D2 extremely jointly form the output of image signal conversion circuits and the polar capacitor C3 be connected with variable gain circuit forms, the DR pin of described conversion chip U1 is connected with the P pole of diode D2, the GND pin ground connection of this conversion chip U1, the negative pole of described polar capacitor C2 is connected with the emitter stage of triode VT1.
7. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 6, it is characterized in that, described variable gain circuit is by triode VT2, triode VT3, FET MOS, P pole is connected with the N pole of diode D2 after resistance R7, the diode D4 that N pole is connected with the emitter stage of triode VT3 after resistance R12, positive pole is connected with the P pole of diode D4 after resistance R11, the polar capacitor C5 that negative pole is connected with the base stage of triode VT3, P pole is connected with the drain electrode of FET MOS after adjustable resistance R8, the diode D3 that N pole is connected with the base stage of triode VT2, one end is connected with the base stage of triode VT2, the resistance R9 that the other end is connected with the grid of FET MOS, positive pole is connected with the emitter stage of triode VT2, the polar capacitor C4 that negative pole is connected with the source electrode of FET MOS, and P pole is connected with the emitter stage of triode VT3, the diode D5 that N pole is connected with the source electrode of FET MOS after resistance R10 forms, the base stage of described triode VT2 is connected with the negative pole of polar capacitor C3, its grounded collector, the N pole of described diode D4 is connected with the drain electrode of FET MOS, the grounded collector of triode VT3, the N pole of described diode D5 as variable gain circuit output and be connected with central processing unit.
8. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 7, it is characterized in that, described image acquisition device is infrared pick-up head is TR350 type infrared pick-up head.
9. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 8, it is characterized in that, described vibrating sensor is BM7008 type vibrating sensor; Described sound collector is VCA-1008 type sound collector.
10. the intelligent anti-theft system of a kind of multi-functional high precision wireless transmission according to claim 9, it is characterized in that, described conversion chip U1 is AX2002 integrated chip; Described voltage stabilizing chip U2 is MAX291 integrated chip.
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