CN2174749Y

CN2174749Y - Multi-function anti-theft apparatus

Info

Publication number: CN2174749Y
Application number: CN 93224943
Authority: CN
Inventors: 崔金武
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-09-18
Filing date: 1993-09-18
Publication date: 1994-08-17
Anticipated expiration: 2003-09-18

Abstract

The utility model relates to a multi-function anti-theft apparatus. In the utility model, the output end of a sensor is connected with a functional converter which is respectively connected with a trigger delayer, an alarm, a radio, an illuminating apparatus, and a high voltage generator. The trigger delayer is respectively connected with a scrambler, the functional converter, the alarm and the high voltage generator. Because the volume is small, the utility model can be arranged on the purse, the suitcase, the safe, or the door of the storehouse. The utility model can proceed various alarms, such as the connecting line, the touch, the infrared induction. When the acoustooptical alarm is carried out, the high voltage electric shock can be sent out, which reliably prevents the behaviors of the theft the robbery. The utility model has the advantages of multifunction, wide application, and safe use.

Description

Multi-function anti-theft apparatus

The utility model relates to a kind of multifunctional burglary-resistant device.

At present, alarm is of a great variety, but deficiency is arranged more, as the alarm of forms such as light-operated, touch, induction, when sensitivity is low, has alert usually not send warning, and false alarm usually again when highly sensitive uses inconvenience.Existing alarm is only made warning usefulness mostly, and function singleness is easily separated newspaper or gone to pot, and when on-the-spot unmanned or user's counterforce was more weak, alarm can't stop theft or robbery behavior, uses inconvenience, and is unsuitable for the needs of modernization life.

The purpose of this utility model is to avoid above-mentioned weak point of the prior art, and a kind of warning of can sending is provided, and can stop criminal offence again, and function is many, and is widely applicable, safe in utilization, dependable performance, the multi-function robbery protection alarm that volume is little.

The purpose of this utility model can reach by following measure:

A kind of multifunctional burglary-resistant device, comprise power supply (1), sensor (3), alarm (6), its special character is: the output connection function converter (4) of described sensor (3), the output of described function translator (4) contacts respectively sends out chronotron (5), alarm (6), radio (7), lighting device (8) and high pressure generator (9), and described trigger delayer (5) connects scrambler (2), function translator (4), alarm (6) and high pressure generator (9) again respectively.

The utility model sensor (3) comprises the feeler that is made of metal sensing chip A1, A2; The infrared sensor that the amplifier that is made of the Fresnel Lenses f that is located at infrared eye IC1 front end, the triode BG1 that joins through capacitance C1 and infrared eye IC1, the operational amplifier IC2 that joins with the BG1 output terminal are constituted.

The utility model alarm (6) comprises music wafer IC4, its output is joined through triode BG2, BG3 and loudspeaker HL, or be connected to the two ends of output winding L1, L2 with piezoelectric chip HDT, the collector of the contact of coil L1, L2 and triode BG3 joins, and light emitting diode D1 is connected to the output terminal of triode BG2.

The utility model scrambler (2) comprises the keyswitch K5 of serial connection successively _～K8,14 pin of the head end of K5 and four Sheffer stroke gate ic chips 6 connect power Vcc, and the tail end of K8 meets 5 pin and 6 pin of IC6, charging capacitor C5 _～The common junction of C8 connects 7 pin of IC6, and its other end meets K5 respectively _～The tail end of K8; The keyswitch K9 of Xiang Binglian _～The two ends of K13 connect 7 pin of IC6 respectively and connect its 13 pin through diode D3; 12,13 pin of IC6 are communicated with, and its 10 pin through charging capacitor C9 and IC6 join.

The utility model high pressure generator (9) is base integrated package IC5 when comprising, it joins through triode BG4 and trigger delayer (5), and relay J 1 is connected to the collector of BG4; Ic chip 5 joins through the input end of triode BG5 and step-up transformer B1; Transformer B1 output terminal is connected to controllable silicon RST, and the anode of controllable silicon RST is connected to an end of step-up transformer B2 primary coil, the negative electrode of another termination controllable silicon RST of transformer B2 primary coil through capacitor C 4.

The accompanying drawing drawing is described as follows:

Fig. 1 is a theory diagram of the present utility model.

Fig. 2 is the utility model power supply 1, sensor 3, function translator 4, trigger delayer 5, alarm 6, lighting device 8 circuit theory diagrams of totally six parts.

Fig. 3 is the utility model scrambler 2, high pressure generator 9 two-part circuit theory diagrams.

Fig. 4 is the circuit theory diagrams of the utility model radio 7.

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1 is a theory diagram of the present utility model.Under normal circumstances, the utility model is in alert status.When sensor 3 detects steamed sandwich, forces open the door, when infrared ray etc. is committed theft signal, it is sent into trigger delayer 5 through function translator 4 delay time, amplify.Function translator 4 can be connected with alarm 6, radio 7, lighting device 8 or high pressure generator 9 respectively, be used for the start and stop of conversion work kind, control high pressure generator 9 sends high-voltage electric shock, control alarm 6 sends sound and light alarm, or making radio 7, lighting device 8 work, scrambler 2 can make alarm 6 or high pressure generator 9 quit work.

Fig. 2 is the circuit theory diagrams of parts such as the utility model power supply 1, sensor 3, function translator 4, trigger delayer 5, alarm 6 and lighting device 8.Power supply 1 can adopt the 6V direct current; Sensor 3 is mainly by metal sensing chip A1 _～A2, Fresnel Lenses f, infrared detection sensor IC1, operational amplifier IC2 and triode BG1 constitute; Three-position switch K1 and K switch 2 that function translator 4 is made of K1-1, K1-2 _～K4 constitutes; Trigger delayer 5 mainly is made of time base integrated package IC3 and charging capacitor C2; Alarm 6 is mainly by music wafer IC4, triode BG2 _～BG3, light emitting diode D1, output winding L1 _～L2, loudspeaker HL and piezoelectric chip HDT constitute.When three-position switch K1 places position " 2 ", the utility model is in line warning duties such as steamed sandwich, sledge door, cabinet, and K1-1 and resistance R 1 are connected, and K1-2 and resistance R 2 are connected, make 2 pin of ic chip 3 obtain fixed bias voltage greater than 2/3Vcc, the 3 pin output low levels of IC3.As the metal device steamed sandwich or when forcing open the door cabinet, sensing chip A1, the A2 of original insulation mutually are communicated with, the 2 pin voltages of IC3 are forced zero volt, the 3 pin output high level of IC3, trigger music wafer IC4 work, triode BG2, BG3 drive loudspeaker HL work, and output winding L1, L2 make piezoelectric chip HDT send acoustic alarm, make luminotron D1 send light and report to the police.After the metal device of committing theft leaves, charge greater than 2/3Vcc in capacitor C 2 two ends, and 3 pin of time base integrated package IC3 become low level from high level, and sound and light alarm stops.Sensing chip A1, A2 can hiddenly be formed in the antitheft object in advance, A1, A2 mutually insulated, but parallel, the area size of sensing chip A1, A2 does not exert an influence to circuit function; The line that K switch 1-1 and resistance R are 1 can be formed in the band or handle of wallet, case and bag etc. in advance, when this line is broken, 2 pin of IC3 lie prostrate through resistance R 2 ground connection vanishing, the 3 pin output high level of IC3, alarm 6 sends sound and light alarm, just stops to report to the police when scrambler 2 actions or normally closed some CY disconnection.CY can adopt φ 3.5 sockets, and it is normally closed point, and available plug disconnects it.When K1 places set, the utility model works in human body touch induction alarm state, 2 pin of IC3 are unsettled, as the human body touch induced signal when 2 pin of IC3 are sent into, the 3 pin output high level of IC3, alarm 6 sends sound and light alarm, and touch signal leaves, after trigger delayer 5 time-delays, alarm 6 quits work.When K switch 1 places position " 3 ", K1-1, K1-2 connect the positive-negative power of infrared sensor IC1 respectively, the utility model works in the infrared induction alarm condition, when the infrared signal of human body enters investigative range, the infrared signal that moves converges through Fresnel Lenses, convergent point moves between blind spot and sensitive volume, and producing a frequency is 0.3 _～The weak AC signal of 10Hz is sent into BG1 through capacitance C1 and amplified, and is anti-phase through operational amplifier IC2 again, amplify 2 pin that IC3 is imported in the back, reach triggering level after, IC3 exports high level, alarm 6 sends sound and light alarm.K switch 4 in the Operational Conversion Unit 4 can make bulb DX energized and luminous, and it constitutes lighting device 8.

Fig. 3 is the circuit theory diagrams of the utility model scrambler 2 and high pressure generator 9.High pressure generator 9 is mainly by triode BG4 _～BG5, relay J 1, the time base integrated package IC5, step-up transformer B1 _～B2 and controllable silicon RST constitute; Scrambler 2 is mainly by keyswitch K5 _～K14, four Sheffer stroke gate ic chips 6 and capacitor C 5 _～Formations such as C9.When 2 closures of the K switch among Fig. 2, high pressure generator 9 energized, when human body enters investigative range, after trigger delayer 5 and alarm 6 work, the 3 pin output high level of IC3, for 8 pin of time base integrated package IC5 provide power supply, through resistance R 3, the capacitor C 3 charging time-delay several seconds are when the 4 pin preset voltages of IC5 during greater than 1V, IC5 begins multi-harmonic-oscillations, its 3 pin promotes BG5 work, and transformer B1's is secondary through diode D2 rectification output 300V DC voltage, gives capacitor C 4 chargings, when the voltage on the C4 rises to voltage on the R4 greater than the trigger voltage of controllable silicon RST, the RST conducting, C4 is through the elementary rapid discharge of step-up transformer B2, B2 level produce ten thousand surplus the volt high pressure.The C4 discharge off, RST ends, and C4 repeats above-mentioned charge and discharge process, and transformer B2 just output is interrupted high-voltage electric shock.The voltage range of this high-voltage electric shock is 1 _～20,000 volts, shock current is 5 _～8mA meets specified standard among the public security PGN40-88 " the alert electric shock device of using " fully, can not produce harm to human body.The high level of the 3 pin output of IC3 can make the BG4 conducting simultaneously, and then relay J 1 adhesive with two sensing chip A1 of sensor 3, the secondary two ends that A2 is forwarded to transformer B2, when the robber touches, will be subjected to high-voltage electric shock.After human-induced signal or touch signal leave, the 3 pin output low levels of IC3, IC5 stops multi-harmonic-oscillations, BG5 ends, high pressure generator 9 and alarm 6 quit work, at this moment, and relay J 1 dead electricity, its two groups of normally closed contact J1-1, J1-2 connect sensing chip A1, A2 and trigger delayer 5 again, can prevent effectively that high-tension electricity from causing other device of the utility model breakdown.If push button K5 at short notice in proper order _～K8, capacitor C 5 both end voltage can be defeated by capacitor C 6 in succession _～C8, the high level at C8 two ends make four with the door ic chip 64 pin output low levels, 4 pin of IC6 link to each other with 8 pin, make 10 pin of IC6 also export high level, give capacitor C 9 chargings, in the process that recharges here, 12,13 pin of IC6 are high level, and its 11 pin is output as low level, and 4 pin that make the IC3 of trigger delayer 5 are low level, force the 3 pin output low levels of IC3, then alarm 6 and high pressure generator 9 all can not be worked.When capacitor C 8 through resistance R 5 discharge offs, 4 pin of IC6 become high level, 8,9 pin become high level simultaneously, 10 pin output low levels, capacitor C 9 discharge is for task is ready down.9,11 pin of IC6 are exported high level at ordinary times, and 4 pin of IC3 then are high level, and trigger delayer 5 can operate as normal.If the wrong K9 that presses _～The K14 button then all can make the 2 pin vanishing of IC3 lie prostrate, trigger delayer 5 work, and alarm 6 sends warning.It is low level that diode D3 makes 12,13 pin of IC6, forces 11 pin output high level, is high level with 4 pin that guarantee IC3, for trigger delayer 5 provides condition of work.

Fig. 4 is the circuit theory diagrams of the utility model radio 7.After 3 closures of the K switch among Fig. 2, the power connection of radio 7, aerial signal is by the 1 pin input of amplitude modulation monolithic ic chip 7, external capacitive C10 _～C11, magnetic rod antenna F3 constitute frequency selection circuit, capacitor C 10 _～C12, middle all T2 form local oscillation circuit, 3 pin of IC7 are sent in its output, 4 pin output intermediate-freuqncy signal from IC7, after the intermediate-frequency filter filtering of forming via ceramic filter Z and middle all T1, capacitor C 13,6 pin input by IC7, in IC7, carry out preposition amplification and power amplifier, by the 13 pin output of IC7, deliver to loudspeaker HL again through capacitor C 15.Capacitor C 16 is a decoupling capacitor, and C14 is the high-frequency circuit power filtering capacitor; W is a volume control potentiometer; 7 pin of IC7 are tuning output, its indication light emitting diode D1; 8 pin of IC7 are automatic gain control, 14 pin energized Vcc.

The utility model can be installed in the wallet, suitcase, safety cabinet, warehouse door or the like as required, carries out function with function switch 4 and chooses.Sensing chip A1, A2 in the foregoing description can adopt sheet metal, metal forming or wire nettings such as copper, aluminium, iron; Infrared detection sensor IC1 adopts SD02; Amplifier IC2 adopts 8FC3; IC3 and IC5 all adopt NE555; IC4 can adopt KD9562 music wafer; DX can adopt the 3V spotlight; IC6 can adopt CD4011, and IC7 adopts monolithic amplitude modulation integrated package CXA11033P.

The utility model compared with prior art has following advantage:

1, function is many, and volume is little, and is in light weight;

2, can prevent wrong report, warning accuracy rate height;

3, can adopt as required high-voltage electric shock, successfully stop the robber to commit theft, plunder;

4, after sensing chip goes to pot, need not to repair, can continue to use;

5, dependable performance, widely applicable, with low cost.

Claims

1, a kind of multifunctional burglary-resistant device, comprise power supply (1), sensor (3), alarm (6), it is characterized in that: the output connection function converter (4) of described sensor (3), the output of described function translator (4) contacts respectively sends out chronotron (5), alarm (6), radio (7), lighting device (8) and high pressure generator (9), and described trigger delayer (5) connects scrambler (2), function translator (4), alarm (6) and high pressure generator (9) again respectively.

2, multifunctional burglary-resistant device as claimed in claim 1 is characterized in that: described sensor (3) comprises the feeler that is made of metal sensing chip A1, A2; The infrared sensor that the amplifier that is made of the Fresnel Lenses f that is located at infrared eye IC1 front end, the triode BG1 that joins through capacitance C1 and infrared eye IC1, the operational amplifier IC2 that joins with the BG1 output terminal are constituted.

3, multifunctional burglary-resistant device as claimed in claim 1, it is characterized in that: described alarm (6) comprises music wafer IC4, its output is joined through triode BG2, BG3 and loudspeaker HL, the collector of the contact of coil L1, L2 and triode BG3 joins, and light emitting diode D1 is connected to the output terminal of triode BG2.

4, multifunctional burglary-resistant device as claimed in claim 1, it is characterized in that: described alarm (6) comprises music wafer IC4, its output is connected to the two ends of output winding L1, L2 through triode BG2, BG3 and piezoelectric chip HDT, the collector of the contact of coil L1, L2 and triode BG3 joins, and light emitting diode D1 is connected to the output terminal of triode BG2.

5, as claim 1 or 2 or 3 or 4 described multifunctional burglary-resistant devices, it is characterized in that: described scrambler (2) comprises the keyswitch K5 of serial connection successively _～K8,14 pin of the head end of K5 and four Sheffer stroke gate ic chips 6 connect power Vcc, and the tail end of K8 meets 5 pin and 6 pin of IC6, charging capacitor C5 _～The common junction of C8 connects 7 pin of IC6, and its other end meets K5 respectively _～The tail end of K8; The keyswitch K9 of Xiang Binglian _～The two ends of K13 connect 7 pin of IC6 respectively and connect its 13 pin through diode D3, and 12,13 pin of IC6 are communicated with, and its 10 pin through charging capacitor C9 and IC6 join.

6, multifunctional burglary-resistant device as claimed in claim 4 is characterized in that: described high pressure generator (9) is base integrated package IC5 when comprising, it joins through triode BG4 and trigger delayer (5), and relay J 1 is connected to the collector of BG4; Ic chip 5 joins through the input end of triode BG5 and step-up transformer B1; Transformer B1 output terminal is connected to controllable silicon RST, and the anode of controllable silicon RST is connected to an end of step-up transformer B2 primary coil, the negative electrode of another termination controllable silicon RST of transformer B2 primary coil through capacitor C 4.