CN2452067Y - Intelligent antitheft alarmer - Google Patents
Intelligent antitheft alarmer Download PDFInfo
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- CN2452067Y CN2452067Y CN 00246257 CN00246257U CN2452067Y CN 2452067 Y CN2452067 Y CN 2452067Y CN 00246257 CN00246257 CN 00246257 CN 00246257 U CN00246257 U CN 00246257U CN 2452067 Y CN2452067 Y CN 2452067Y
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Abstract
The utility model belongs to an alarm device which adopts electronic technology. The utility model is suitable for indoor theft-proof alarm, such as families, etc. The utility model is mainly characterized in that the utility model is additionally provided with a keyboard and interrupt handling circuit, an interrupt clearing circuit, a dot pattern liquid crystal character display circuit, a door bell calling circuit, a telephone remote control circuit, a wireless receiving circuit, an interface circuit, etc., besides an adopted common electronic alarm circuit; the existing DTM sending and receiving circuit, the existing single-chip computer control circuit, the existing broken line detecting circuit, and the existing power supply circuit are improved. The utility model has the advantages of convenient operation for man-machine interfaces, display mode for multistage menu, high reliability, interference prevention, automatic prompt by the telephone, long-distance controllable performance, automatic theft protection, multi-section speech recording and reproducing, etc., so the performances of the utility model are obviously superior to the performances of the traditional technology.
Description
The utility model relates to a kind of warning device that adopts electronic technology, particularly a kind of home-use intelligent anti-theft alarm device.
At present, domestic product and patent about guard against theft and alarm system is quite a lot, and its performance and characteristics have nothing in common with each other.Though some guard against theft and alarm system function is a lot, still inconsiderate on practicality, the man-machine interface that for example is awkward causes many more being difficult to more of function to operate.In addition, that does on antitheft initiative is not enough, can only could start warning after the robber enters the defence area, and can not make the robber just cancel the thought of theft in the exploration stage.Also have bad that some guard against theft and alarm systems do on anti-interference, cause deadlock easily.In addition, along with the development of technology, can also absorb more new practical technique come in as guard against theft and alarm system based on telephone wire.
The purpose of this utility model is to avoid the weak point of above-mentioned prior art, and provide a kind of and utilize new components and parts to make that system is more reliable, circuit is simpler, cost is cheaper, and the intelligent anti-theft alarm device with new utility function.
For achieving the above object, the utility model is taked following technical measures:
Adopt lattice graphics lcd to realize that Chinese character shows (realizing that as foreign country's outlet then being adopted the dot character liquid crystal letter shows), make the operation interface close friend, be convenient to operation.On the display mode, adopt the similar multilevel menu that cell-phone function is set.Adopt outside Watchdog circuit, prevent system in case of system halt, increase system reliability.Adopt outside real-time clock, not only can show the time, can also set the telephone prompts function, put through owner's phone at preset time, which part thing this has done with voice suggestion.Utilize the doorbell call circuit, no one and when having the visitor to ring a doorbell, dial the phone that the user sets automatically at home so that the user directly talks with the visitor, makes in the family forever that the someone guards, and reaches the purpose of pre-theft protection.Adopt the remote telephone module, make people just can carry out switch control, the life that is convenient for people to by phone the electrical equipment in the family in the other places.Utilize single-chip microcomputer to produce music, make that alarm also is the music door-bell that music can be set simultaneously.
Technical scheme is as follows:
Adopt audio record circuit 3, DTMF (touch-tone signal, as follows) transmission circuit 1, monitoring circuit 4, receive decoding circuit 5, drive circuit of indicator 9, the empty system of dislodging machine circuit 10, multi-way switch circuit 14, photoelectricity is isolated and driving circuit 16, steal line detection circuit 11, ring detecting circuit 12, single chip machine controlling circuit 7, break detection circuit 17, power circuit 13, wireless receiving circuit 20, the invention is:
A, also the keyboard that is connected with single chip machine controlling circuit 7 respectively and Interrupt Process circuit 2, interrupt clear circuit 6, lattice graphics lcd Chinese character display circuit 8 are set, interrupt clear circuit 6 also connects break detection circuit 17 respectively, steals line detection circuit 11, keyboard and Interrupt Process circuit 2; The doorbell call circuit 15 that setting and keyboard are connected with Interrupt Process circuit 2; The remote telephone circuit 19 that is connected with photoelectricity isolation and driving circuit 16 is set; The wireless receiving circuit 20 that setting and reception decoding circuit 5 are connected.
B, in DTM transmission circuit 1, be provided with and concentrate audio amplifier circuit IC5;
In single chip machine controlling circuit 7, be provided with the programmable address decoder IC3 of exportable E signal;
In power circuit 13, be provided with circuit for generating negative voltage;
Keyboard and Interrupt Process circuit 2 are provided with 4 * 4 keyboards that are made of latch IC8, driver IC 10, also be provided with and the function key that is connected with door IC17, each look-at-me through with door IC17 with after, deliver to the interruptive port of single-chip microcomputer IC1.
Interrupt clear circuit 6 is provided with D flip-flop IC13 and connects inverter ic 9A, IC9B respectively, and the clear signal of D flip-flop IC13 connects output port or the Extended Capabilities Port of single-chip microcomputer IC1 respectively.
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is a circuit structure block diagram of the present utility model;
Fig. 2 is DTMF transmitting-receiving, speech recording and reproducing, keyboard and Interrupt Process, monitoring, reception decoding circuit schematic diagram;
Fig. 3 is interrupt clear, Single-chip Controlling, the demonstration of lattice graphics lcd Chinese character, drive circuit of indicator schematic diagram;
Fig. 4 is ring, robber's line, burn out detection, multichannel switching, the control of dislodging machine, photoelectricity isolation and driving, interface circuit schematic diagram;
Fig. 5 is that power supply, doorbell are called out, the remote telephone circuit theory diagrams;
Fig. 6 is the circuit theory diagrams of high frequency wireless receiving circuit.
The utility model is described in further detail below in conjunction with accompanying drawing (embodiment):
With reference to Fig. 1, the utility model is by DTMF transmission circuit 1, keyboard and Interrupt Process circuit 2, audio record circuit 3, monitoring circuit 4, receive decoding circuit 5, interrupt clear circuit 6, single chip machine controlling circuit 7, lattice graphics lcd Chinese character display circuit 8, drive circuit of indicator 9, dislodging machine control circuit 10, steal line detection circuit 11, ring detecting circuit 12, power circuit 13, multi-way switch circuit 14, doorbell call circuit 15, photoelectricity is isolated and driving circuit 16, break detection circuit 17, interface circuit 18, remote telephone circuit 19, wireless receiving circuit 20, keyboard, loudspeaker, compositions such as shell.
With reference to Fig. 2-Fig. 6, dislodging machine control circuit 10 comprises diode D1-D4, relay J 1 and J2, voltage dependent resistor (VDR) VR, resistance R 8, capacitor C 1, coupling transformer TR1.Relay J 1 control off-hook and on-hook, the connection of relay J 2 control doorbell circuits with separate.Coupling transformer TR1 is the bridge between outside line and other internal circuit of alarm.
Keyboard and Interrupt Process circuit 2 comprise integrated circuit (IC) 8 (74HC373) and IC10 (74HC244) and IC17 (4068) and resistor chain RN4, RN6, capacitor C 56.2,5,6,9 pin of IC8 and 2,4,6,8 pin of IC10 constitute 4 * 4 keyboards.Be connected on 2,3,4,5 pin of IC17 is 4 independent function keys, each presses these 4 keys and can both make 1 pin of IC17 become low level, causes the interruption of CPU, has no progeny in the CPU response, 3,5,7,9 pin reading of data from IC10 are correspondingly processed according to different data then.
Interrupt clear circuit 6 comprise integrated circuit (IC) 13 (A, B, 74HC74), IC9 (A, B, E, 74HC14).1,13 pin of IC13 are connected on the high level, and 2,12 pin are connected on the low level, and 5 pin, 9 pin are linked respectively on 9 pin and 11 pin of IC17 of keyboard and Interrupt Process circuit 2.When having detected robber's line or broken string, 1 pin of IC9 or the level of 3 pin are low by hypermutation, and positive transition can appear in 2 pin or 4 pin at IC9 so, and this saltus step triggers IC13, make it 5 pin or 9 pin by high step-down, thereby make the interruption that causes single chip machine controlling circuit with 1 pin of door IC17 (4068).Because stealing line and broken string often is for a long time, as not removing, then can make single chip machine controlling circuit 7 be in interruption status, just system's cisco unity malfunction like this by stealing the look-at-me that line and broken string cause always.The utility model will be linked respectively on 4 pin and 10 pin of IC13 from the clear signal of 8,14 pin of IC1 (single-chip microcomputer), steal like this in line and the broken string initiation and have no progeny, 4 pin of monolithic function control IC13 or 10 pin become low level makes 5 pin of IC13 or 9 pin recover high level, interrupts thereby remove.
Single chip machine controlling circuit 7 comprises IC1 (8031 compatible CPU), IC16 (74HC373), IC20 (27C256), IC3 (GAL16V8 or PAL16R8), IC2 (24C021), IC18 (PCF8563), crystal oscillator CR2, diode D25-D27, resistance R 76, R77 etc.Present embodiment adopts the 80C31+74HC373+27C256 single chip computer architecture, can certainly substitute with 51 compatible single-chip microcomputers of self tape program storer, as the P89C54 of Dutch PHILPS 8, the GMS97C54 of Korea S LG 68, the W78E54 of Taiwan WINBOND 8 etc.Here, IC3 is programmable GAL or PAL device, and it has two effects: the one, as address decoder; The 2nd, produce the required two-way E signal (the dot character liquid crystal is a tunnel) of lattice graphics lcd Chinese character display circuit 8.For producing the E signal, the WR of single-chip microcomputer needs to link to each other with the input pin of IC3 with the RD pin, and through the programming to IC3, IC3 can produce required E signal.IC2 adopts CAT24C021 in the present embodiment, and it is the chip that integrates three kinds of functions of eeprom memory, reset controller and WatchDog Timer (Watchdog).Its EEPROM is used for the data of saved system.Reset controller and WatchDog Timer can be given reset signal of CPU when system breaks down, guarantee system's reliability service.IC18 is PCF8563, and it is the CMOS real-time clock/calendar chip of low-power consumption.IC2 and IC18 are the I2C bus.
Lattice graphics lcd Chinese character display circuit 8 comprises potentiometer P1 and lattice graphics lcd module CLCD (MGLS-12032 compatibility), and one termination of P1-10V voltage is used for regulating liquid crystal contrast of display degree.This lattice graphics lcd module can show two row Chinese characters, and every row can show 7.5 Chinese characters.
Drive circuit of indicator 9 comprises integrated circuit (IC) 11 (74HC373), resistor chain RN5, eight light emitting diodes.Single chip machine controlling circuit can be controlled the switch of each light emitting diode by data bus.
Steal line detection circuit 11 and comprise triode Q2-Q4, diode D9-D13, D15, D16, stabilivolt D17, light lotus root IC29 (A, B), resistance R 23, R24 etc.When not having the line of robber, telephone line voltage punctures voltage stabilizing D17, the Q3 conducting, and Q4 ends, and Q2 ends, and light lotus root IC29.A (TLP251-4) ends, and STL is a high level.When the line of robber was arranged, owing to be reduced to the voltage breakdown of D17 under the voltage, Q3 ended, the Q4 conducting, and the Q2 conducting, light lotus root IC29.A conducting, STL is caused CPU and is interrupted by high step-down.When the own off-hook of user, though be reduced to the voltage breakdown of D17 under the voltage Q3 is ended, the lotus root IC29.B conducting of this time causes Q4 to end, and Q2 ends, and light lotus root IC29.A ends, and STL keeps high level.
Photoelectricity is isolated and driving circuit 16 comprises Darlington chip for driving IC23 (MC1413), light lotus root chip IC 21, JC22 (TLP521-4), resistor chain RN1, RN2 etc.IC23 directly drives relay J 1, J2, J3, controls the switch of IC26 simultaneously.Light lotus root IC21, IC22 isolate in week digitally and simulation ground, are used for reducing the interference of system.Interface PORTB is used for linking to each other with wireless receiving circuit 20.
The utility model compared with prior art has following advantage:
1, adopt Lattice graphics LCD module to realize that Chinese character shows (as dot character liquid is then adopted in foreign country's outlet Brilliant realization letter shows), make the operation interface close friend, convenient operation. On the display mode, adopt the similar mobile phone that arranges The multilevel menu of function;
2, adopt outside Watchdog circuit, prevent system in case of system halt, increase system reliability;
3, adopt outside real-time clock, not only can displaying time, can also set the telephone prompts function, predetermined Time put through owner's phone, which part thing this has done with the voice suggestion that records in advance;
4, utilize the doorbell call circuit, at home no one and when having the visitor to ring a doorbell, automatically dial the user and establish Fixed phone so that the user directly talks with the visitor, makes in the family forever that the someone guards, and reaches the order of pre-theft protection . And when the people being arranged at home, this alarm has just become music door-bell, and the music of doorbell can be liked according to the user Good optional from 25 kinds of music;
5, adopt the remote telephone module, make people just can carry out switch to the electrical equipment in the family in the other places by phone Control is convenient for people to life;
6, adopt the playback of multistage Speech Record, can be according to different alerts (theft alarm, fire after putting through owner's phone Police, gas leakage, doorbell are called out) the different alarm voice of broadcast.
Claims (5)
1, a kind of intelligent anti-theft alarm device, comprise: audio record circuit (3), DTMF (touch-tone signal, as follows) transmission circuit (1), monitoring circuit (4), receive decoding circuit (5), drive circuit of indicator (9), dislodging machine control circuit (10), multi-way switch circuit (14), photoelectricity is isolated and driving circuit (16), steal line detection circuit (11), ring detecting circuit (12), single chip machine controlling circuit (7), break detection circuit (17), power circuit (13), it is characterized in that:
A, also the keyboard that is connected with single chip machine controlling circuit (7) respectively and Interrupt Process circuit (2), interrupt clear circuit (6), lattice graphics lcd Chinese character display circuit (8) are set, interrupt clear circuit (6) also connects break detection circuit (17) respectively, steals line detection circuit (11), keyboard and Interrupt Process circuit (2); The doorbell call circuit (15) that setting and keyboard are connected with Interrupt Process circuit (2); The remote telephone circuit (19) that is connected with photoelectricity isolation and driving circuit (16) is set; The wireless receiving circuit (20) that setting and reception decoding circuit (5) are connected;
B, in DTM transmission circuit (1), be provided with concentrated audio amplifier circuit (IC5);
In single chip machine controlling circuit (7), be provided with the programmable address decoder (IC3) of exportable E signal;
In power circuit (13), be provided with circuit for generating negative voltage;
Break detection circuit (17) is provided with voltage comparator, follower connects step by step.
2, intelligent anti-theft alarm device according to claim 1, it is characterized in that: keyboard and Interrupt Process circuit (2) are provided with 4 * 4 keyboards of latch (IC8), driver (IC10) formation, also be provided with and the function key that is connected with door (IC17), each look-at-me is passed through and door (IC17) Xiang Yuhou, delivers to the interruptive port of single-chip microcomputer (IC1).
3, intelligent anti-theft alarm device according to claim 1, it is characterized in that: interrupt clear circuit (6) is provided with D flip-flop (IC13) and connects phase inverter (IC9A, IC9B) respectively, and the clear signal of D flip-flop (IC13) connects the output port or the Extended Capabilities Port of single-chip microcomputer (IC1) respectively.
4, intelligent anti-theft alarm device according to claim 1, it is characterized in that: doorbell call circuit (15) is provided with acoustic control hands-free phone circuit (IC27), low-power audio amplifier (IC25), the pin 1 of the pin 3 of circuit (IC27), amplifier (1C25) all link to each other with the control pin (ML) of the relay (J2) of dislodging machine control circuit 10;
Remote telephone circuit (19) is provided with relay (J3), and the field coil of this relay is isolated with photoelectricity and the Darlington chip for driving (IC23) of driving circuit (16) is connected, and the contact of this relay is serially connected in socket, the plug loop.
5, intelligent anti-theft alarm device according to claim 1 is characterized in that: wireless receiving circuit (20) is connected and composed than shaping amplification circuit (III) step by step by selective frequency amplifier circuit (I), Armstrong circuit (II), voltage ratio.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00246257 CN2452067Y (en) | 2000-08-02 | 2000-08-02 | Intelligent antitheft alarmer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 00246257 CN2452067Y (en) | 2000-08-02 | 2000-08-02 | Intelligent antitheft alarmer |
Publications (1)
Publication Number | Publication Date |
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CN2452067Y true CN2452067Y (en) | 2001-10-03 |
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CN 00246257 Expired - Fee Related CN2452067Y (en) | 2000-08-02 | 2000-08-02 | Intelligent antitheft alarmer |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110907863A (en) * | 2019-12-10 | 2020-03-24 | 湖南优利泰克自动化系统有限公司 | Analog input channel wiring state detection method and system |
-
2000
- 2000-08-02 CN CN 00246257 patent/CN2452067Y/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110907863A (en) * | 2019-12-10 | 2020-03-24 | 湖南优利泰克自动化系统有限公司 | Analog input channel wiring state detection method and system |
CN110907863B (en) * | 2019-12-10 | 2022-01-07 | 湖南优利泰克自动化系统有限公司 | Analog input channel wiring state detection method and system |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |