CN2478835Y - Monitor for drining after drinking wine - Google Patents

Abstract

The utility model relates to a drunk driving detector, wherein a piezoelectric ceramic sensor sample circuit receives a signal, an amplifying rectifier amplifies and rectifies the signal to be input into a phase-locking double frequency circuit, to input a pulse signal into a decode counting circuit to drive a display circuit to input the signal into an emitting circuit to emit signal when the display valve of a digit display device is over normal value, and a receive control circuit receives the signal to supply low voltage to an adsorption winding of a replay. The utility model can display the blood state of people at any time, and display the over value in detected drunk driving, and seal the ignition switch. The utility model has stable property, continuous working, small volume, low weight and simple installment.

Description

The monitor of driving when intoxicated

The utility model belongs to a kind of monitor-control apparatus, particularly a kind of monitor of driving when intoxicated.

The traffic accident generation repeatedly at home and abroad of driving when intoxicated and causing because of the automobilist as everyone knows, it has all brought great harm and loss for society, family.At present, the gas monitor of employing is to utilize gas that automobile driver breathed out after drinking as monitoring objective, makes monitor work.It is low that this product is monitored accuracy rate for gas.It is not only to the alcohol gas sensitivity, and also very sensitive to gases such as methyl alcohol, carbonic oxides, so mistake is surveyed easily.

The purpose of this utility model provides a kind of high monitor of driving when intoxicated of accuracy rate height, precision of beating and monitoring at human pulse, to overcome the deficiency of prior art.

The purpose of this utility model is to realize like this, it is by sampling, amplify shaping, phase-locked, frequency multiplier circuit, decoding, counting, gate, display circuit, transmission circuit and reception control circuit are formed, its characteristics are that described sampling element adopts piezoceramic transducer, sample circuit is received signal, by amplification and rectification circuit signal is amplified, be input to phase-locked after the shaping, frequency multiplier circuit, phase-locked, frequency multiplier circuit inputs to counting circuit with its impulse singla again, after counting circuit is received incoming signal, be about to signal and input to counting machine, counting machine is input to decoding to signal respectively, driving circuit is handled, gate circuit also is input to counting machine with its signal simultaneously, number implement shows digital value, when digital value exceeds the normal value counting machine signal is input to transmission circuit, transmission circuit sends signal, reception control circuit received signal number implement simultaneously also demonstrates numerical value, and reception control circuit also sends the bonded assembly primary cable that signal is supplied with relay on-off control actuator suction bag.

Advantage of the present utility model is can show human body blood vessels situation owing to adopt piezoceramic maybe can adopt photodiode at any time when this device fixedly being additional to the relevant position of human body.When monitoring chaufeur when driving when intoxicated, this device demonstrates overproof numerical value immediately, and ignition lock is sealed in reception control circuit action simultaneously can't start or automatic train stop car; This device performance is stable in addition can continually repeat work, and volume is little, in light weight, it is simple to install.This device codified is realized one yard in a car in addition.

Be described in further detail below in conjunction with the embodiment accompanying drawing:

Fig. 1 the utility model fundamental diagram

One of Fig. 2 the utility model embodiment interconnecting wiring diagram

Two of Fig. 3 the utility model embodiment interconnecting wiring diagram

Three of Fig. 4 the utility model embodiment interconnecting wiring diagram

Four of Fig. 5 the utility model embodiment interconnecting wiring diagram

Five of Fig. 6 the utility model embodiment interconnecting wiring diagram

As shown in Figure 1, after collecting signal by human body, the sampling sensing circuit is sent to amplification and rectification circuit, signal is sent to the phase locking frequency multiplying circuit again after amplifying shaping, signal after the phase locking frequency multiplying circuit will be handled again is sent to the decoding counting circuit, the decoding counting circuit also delivered to control signal by gate circuit simultaneously, signal conveys after this circuit will be handled behind the treated counting is to driving display circuit, drive display circuit and show numeral through charactron on the one hand, when this numeral is above standard numerical value, then transmit energizing signal to radio transmitter simultaneously; Unexpectedly processing signals is imported low tension promptly to the relay power supply of a decision automobile ignition switch switching to relay suction envelope curve circle after wireless receiving circuit is received this energizing signal.

As shown in Figure 2, piezoceramic 1 receives pulse signal by human body after the sampling amplifying circuit that is made of CD4069 integrated circuit and resistance R 1, R2, R3, R4, capacitor C 1, C2, C3, C4 and diode is handled the back by A end output signal, and wherein R1=1M, R2=10K, R3=100K, R4=10K, C1=1000P, C2=1000P, C3=0.47 μ F, C4=1000P, D1 are light-emitting diode.In addition, sample circuit also can adopt photodiode as sampling element.As shown in Figure 3, receive the blood flow signal by photodiode 2 sampling by human body after, with signal be input to MC3403 with signal amplify, shaping, the impulse singla after handling is like this exported by the B end.This circuit is made of photodiode 2, four LM324, resistance R 5-R19, capacitor C 5-C10.Wherein R5=51K, R6=200 Ω, R7=510K, R8=51K, R9=5.1K, R10=22K, R1 1=22K, R12=51K, R13=22K, R14=R15=5.1K, R16=510K, R17=51K, R18=5K, R19=510K, capacitor C 5=0.47 μ F, C6=0.1 μ F, C7=4.7 μ F, C8=1000P, C9=10 μ F, C10=4.7 μ F.As shown in Figure 4, be input to phase-locked, the frequency multiplier circuit that constitutes by CD4046, CD4018 integrated circuit and resistance R 20-R23, capacitor C 11, C12 through the C end by the signal of above-mentioned A end or the output of B end, after again by D end output signal.Wherein R20=100K, R21=100K, R22=1M, R23=200K, C11=0.047 μ F, C12=2.2 μ F.As shown in Figure 5, the gate circuit that constitutes by CD40106 and resistance R 24-R26, capacitor C 13-C15, its control gate signal then is input to CD4553, and be input to CD4553 through the E end by the signal of above-mentioned D end output, by CD4553, CD4511, resistance R 32-R41, capacitor C 19, charactron and three decoding, counting, driving circuits that aerotron BG1-3 constitutes, incoming signal is deciphered, driven and shows; The numerical value that shows when charactron exceeds normal value, and counting, decoding, driving circuit then are input to the radio transmitter that is made of VD5026, resistance R 27-R31, capacitor C 16-C18, aerotron BG4 and coil L to signal, and this circuit then sends a signal.Wherein resistance R 27=33K, R28=27 Ω, R29=470 Ω, R30=33K, R31=100K, R32=47K, R33-R38 are that 47K, R39=1K, R40=1K, R41=1K, capacitor C 13=1000P, C14=1000P, C15=0.1 μ F, C19=1000P, aerotron BG1, BG2, BG3, BG4 are BG9015.As shown in Figure 6, the turnable resonator acceptor circuit of forming by inductance coil L1, L2, capacitor C 27, VD5027 decoding chip, aerotron BG5, BG6 and stabilivolt DW, resistance R 42-R51, capacitor C 20-C26 and LM358 reception amplifying circuit of forming and the control circuit of forming by aerotron BG7-BG9, diode D2-D3, light-emitting diode D4, relay J, resistance R 52-R61, capacitor C 28-C32 and button switch K.Wherein BG5, BG6 are BG9018, and BG7-BG9 is BG9014; Resistance R 42=100K, R43=22K, R44=1M, R45=15K, R46=15K, R47=100K, R48=27K, R49=150K, R50=100K, R51-R53=10K, R54=2K, R55=1.5K, R56=8.2K, R57=15K, R58=1.5K, R59=33K, R60=33K, R61=15K, capacitor C 20=10 μ F, C21=152 μ F, C22=2.2 μ F, C23=33P, C24=100P, C25=3300P, C26=5.1P, C27=310P, C28-C30=10 μ F, C31=103 μ F, C32=4.7 μ F.The turnable resonator acceptor circuit of forming by inductance coil L1, L2, capacitor C 27 receive above-mentioned transmission circuit emission signal after filtering get rid of disturb, again through LM358 amplify input VD5027 14 pin, export to BG7 and control circuit through its 17 pin.Control circuit makes the relay J action connect primary cable to the actuator suction bag of automobile ignition switch.

Vdd terminal among Fig. 2,3,4,5,6 is the power connection positive pole in addition.And sample mode of the present utility model is to adopt this device is made the wrist-watch pattern, and band is on driver's wrist; Or the sampling section of this device made the ring form, band is on driver's finger.

Claims (2)

1. monitor of driving when intoxicated, it is by sampling, amplify shaping, phase-locked, frequency multiplier circuit, decoding, counting, gate, display circuit, transmission circuit and reception control circuit are formed, it is characterized in that described sampling element adopts piezoceramic transducer, sample circuit is received signal, by amplification and rectification circuit signal is amplified, be input to phase-locked after the shaping, frequency multiplier circuit, phase-locked, frequency multiplier circuit inputs to counting circuit with its impulse singla again, after counting circuit is received incoming signal, be about to signal and input to counting machine, counting machine is input to decoding to signal respectively, driving circuit is handled, gate circuit also is input to counting machine with its signal simultaneously, number implement shows digital value, when digital value exceeds the normal value counting machine signal is input to transmission circuit, transmission circuit sends signal, reception control circuit received signal number implement simultaneously also demonstrates numerical value, and reception control circuit also sends the bonded assembly primary cable that signal is supplied with relay on-off control actuator suction bag.

2. the monitor of driving when intoxicated according to claim 1 is characterized in that described sampling element is to adopt photodiode.

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