CN202039676U

CN202039676U - Remote alarm intelligent lock

Info

Publication number: CN202039676U
Application number: CN2010201899163U
Authority: CN
Inventors: 林海; 谌康; 陶松垒
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-05-13
Filing date: 2010-05-13
Publication date: 2011-11-16
Anticipated expiration: 2020-05-13

Abstract

The utility model provides a remote alarm intelligent lock, mainly comprising a main body module and a remote alarm module, wherein the intelligent lock main body module mainly comprises: a numeric keyboard, a micro touch switch, a buzzer, an LED indicating lamp, an LED backlight lamp, a miniature motor, a power supply module, a motor driving module, an electric quantity detecting module, a door switch detecting module, a wireless radio frequency transmitting module, a microcontroller, etc.; the intelligent lock remote alarm module mainly comprises: a numeric keyboard, a miniature liquid crystal display screen, a wireless radio frequency receiving module, a telephone ring tone detecting module, a telephone off-hook module, a telephone line binding post, a dual-tone multifrequency transmit-receive module, a voice module, a power supply module, a microcontroller, etc., the intelligent lock is connected with a telephone network via a wireless radio frequency module, realizing functions of remote telephone alarm, remote door on-off state inquiry, etc., the remote alarm intelligent lock is characterized by convenient operation, good antitheft performance, as well as safety and reliability.

Description

Remote alarms intelligence lock

Technical field

The utility model relates to a kind of remote alarms intelligent electronic lock, belongs to the safety precaution field.

Background technology

Along with the raising of people's living standard and the reinforcement of awareness of safety, how to realize that this problem of home security also becomes particularly outstanding.In today of development in science and technology, the intelligence lock seems increasingly important as antitheft bodyguard's effect.Nowadays the intelligence on market lock is of a great variety, coded lock for example, Fingerprint Lock, magnetic card lock, IC card lock, remote control lock etc.But practical still button intelligence lock, this lock is to input one group of password by keyboard to finish the process of unblanking, and need not to carry metal key, has exempted people and has carried the worry of metal key, and appreciated by increasing people.

But owing to can stay fingerprint trace behind this button intelligence latching operation, and the figure place of its password is relatively limited, therefore when owner stays out, may have cankered people password is attempted, thus the potential safety hazard of causing.In addition, when we were away from home face and family no one, whether the door under wishing to confirm in the own home had been locked, if returning to check not only loses time for this reason, and may also can dally over one's work.

Summary of the invention

In order to address the above problem, the utility model provides a kind of remote alarms intelligence lock, and this intelligence lock links by wireless radio frequency modules and telephone network, realizes functions such as remote phone warning and long-range door opening and closing state inquiry.

The technical scheme that its technical problem that solves the utility model adopts is as follows:

Remote alarms intelligence lock mainly comprises main body module and remote alarms module, wherein intelligence lock main body module mainly comprises: numeric keypad, buzzer and indicator lamp, micromachine, power module, motor drive module, electric weight detection module, door switch detection module, less radio-frequency sending module, microcontroller etc., wherein electric weight detection module, door switch detection module, numeric keypad input to microcontroller by lead, and the data after microcontroller will be handled export buzzer and indicator lamp, motor drive module, less radio-frequency sending module to by lead; Intelligence lock remote alarms module mainly comprises: numeric keypad, small-sized LCDs, the less radio-frequency receiver module, telephone ringer sound detection module, phone off-hook module, the telephone line line terminals, the dual-tone multifrequency transceiver module, voice module, power module, microcontroller etc., numeric keypad wherein, the less radio-frequency receiver module, telephone ringer sound detection module, the dual-tone multifrequency transceiver module inputs to microcontroller by lead, and the data after microcontroller will be handled export small-sized LCDs to by lead, phone off-hook module, the dual-tone multifrequency transceiver module, voice module.

Main body module of the present utility model adopts the MSP430F1232 single-chip microcomputer as microcontroller, communicate by wireless radio frequency modules and remote alarms module, mainly be responsible for functions such as keyboard scan, password setting and judgement, micromachine control, door opening and closing state detection, alarm signal transmission; The remote alarms module then adopts the MSP430F413 single-chip microcomputer as microcontroller, links by telephone wire and telephone network, and main alarm signal, remote phone or mobile phone dialing, voice suggestion, the warning number of being responsible for receiving main body module such as is provided with at function.

Telephone number or phone number that the user dials when needing earlier in the remote alarms module to set a group alarm by keyboard, and a termination of telephone wire gone into telephone line line terminals in the remote alarms module, the other end inserts the wiring terminal of telephone network.The user imports unlocking cipher in main body module, SCM program judges by the data that comparison is stored among the inner FLASH whether the password of input is correct, if password is correct, then single-chip microcomputer reaches the purpose of opening the door by motor drive module driving micromachine; When if the user imports the password of 10 mistakes continuously in main body module, single-chip microcomputer will send alarm signal by wireless radio frequency modules, when the less radio-frequency receiver module of remote alarms module is received alarm signal, dial one group of phone or the phone number that had before set in order by the dual-tone multifrequency sending module, and play the voice suggestion of presetting, to reach the purpose of remote alarms.

When needs inquiry door opening and closing state, the user only need be by the phone of fixing base or mobile phone dialing family, the telephone ringer sound detection module of remote alarms module will detect ring signal, if continued for 10 seconds during the ring unanswered, single-chip microcomputer will pass through phone off-hook module automatically with closing of the circuit, and play the voice that preset, and the prompting user passes through fixedly base or mobile phone input operation password, if operator password is correct, the user can learn the door opening and closing state of family by voice suggestion.

Have easy to operate, theftproof performance good, safe and reliable characteristics, realizes the remote alarms and the intelligent anti-theft of family's door lock.

Description of drawings

Accompanying drawing 1 is the main body module circuit block diagram of present embodiment.(1) power module among the figure, (2) motor drive module, (3) micromachine, (4) door switch detection module, (5) buzzer and indicator lamp, (6) less radio-frequency sending module, (7) numeric keypad, (8) electric weight detection module, (9) microcontroller, (10) main body module.

Accompanying drawing 2 is remote alarms modular circuit functional-block diagrams of present embodiment.(11) power module among the figure, (12) small-sized LCDs, (13) less radio-frequency receiver module, (14) telephone ringer sound detection module, (15) phone off-hook module, (16) telephone line line terminals, (17) voice module, (18) dual-tone multifrequency transceiver module, (19) numeric keypad, (20) microcontroller, (21) remote alarms module, (22) telephone network.

Accompanying drawing 3 is main body module circuit diagrams of present embodiment.

Accompanying drawing 4 is remote alarms module circuit diagrams of present embodiment.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is further specified.

Accompanying drawing 1, accompanying drawing 2 is circuit block diagrams of present embodiment, described remote alarms intelligence lock circuit comprises main body module (10) and remote alarms module (21), electric weight detection module (8) in the described main body module (10), door switch detection module (4), numeric keypad (7) inputs to microcontroller (9) by lead, data after microcontroller (9) will be handled export buzzer and indicator lamp (5) to by lead, motor drive module (2), less radio-frequency sending module (6), wherein microcontroller (9) is responsible for peripheral circuit control and Digital Signal Processing, as keyboard scan, password setting and judgement, micromachine control etc., motor drive module (2) is responsible for the little electric current of the output of microcontroller (9) is amplified to the big electric current that is enough to drive micromachine (3), numeric keypad (7) is responsible for password input and function setting, door switch detection module (4) is responsible for detecting the on off state of detecting gate, indicator lamp and buzzer (5) are responsible for the feedback to user's operational circumstances, less radio-frequency sending module (6) is responsible in case of emergency sending wireless alarm signal to remote alarms module (21), and all chips that power module (1) is responsible in the circuit provide stable rated voltage.

In the described remote alarms module (21), numeric keypad (19), less radio-frequency receiver module (13), telephone ringer sound detection module (14), dual-tone multifrequency transceiver module (18) inputs to microcontroller (20) by lead, data after microcontroller (20) will be handled export small-sized LCDs (12) to by lead, phone off-hook module (15), dual-tone multifrequency transceiver module (18), voice module (17), wherein microcontroller (20) mainly is responsible for peripheral circuit control and Digital Signal Processing, control as liquid crystal display, telephone ringer tone signal detection etc., numeric keypad (19) is responsible for the warning number and is provided with and function setting, less radio-frequency receiver module (13) is responsible for receiving the wireless alarm signal that main body module (10) sends, dual-tone multifrequency transceiver module (18) is responsible for remote handset or the fixedly button detection and the dialing of base, voice module (17) is responsible for the audio signal that presets is converted to signal of telecommunication prompting operated from a distance user, bell sound detection module (14) is responsible for having judged whether that phone throws into, off-hook module (15) is responsible for closing of the circuit, all chips that power module (11) is responsible in the circuit provide stable rated voltage, and telephone line line terminals (16) is responsible for telephone network (22) signal is inserted in the remote alarms module (21).

Accompanying drawing 3 is main body module circuit diagrams of present embodiment, and described main body module adopts MPS430F1232 single-chip microcomputer U1 as microcontroller, adopts No. 5 powered battery of 4 joints.

Described power module is mainly by diode D1; D2; D3; D4; D9; low pressure difference linearity voltage stabilizing chip U2; U3; ceramic disc capacitor C3; C5; C9; C11; electrochemical capacitor C4; C6; C10; C12 constitutes; D1 wherein; D2; D3 is the protection diode; diode is in cut-off state under the anti-situation to connect at battery polar; the circuit of protection back; wherein low pressure difference linearity voltage stabilizing chip U2 is responsible for 4.5V is arrived the voltage stabilizing of 9V voltage to 3.3V; low pressure difference linearity voltage stabilizing chip U3 is responsible for the voltage stabilizing of 9V voltage to 5V; wherein 3.3V is a microcontroller; power supplies such as motor driver, 5V powers to the micromachine power supply with to the less radio-frequency sending module by motor drive ic.

Described electric weight detection module mainly is made of resistance R 10, R11, R12, R18 and triode Q5, Q6, wherein Q5 is NPN type 8050 triodes, Q6 is positive-negative-positive 8550 triodes, the Q5 colelctor electrode links to each other with resistance R 10, R11, the Q5 grounded emitter, the Q5 base stage is connected to the P1.0 pin of single-chip microcomputer U1, the colelctor electrode of Q6 links to each other with resistance R 12, the Q6 base stage links to each other with the Q5 colelctor electrode by resistance R 11, the Q6 colelctor electrode is connected to VI with resistance R 10, R12 and R18 constitute a resistor voltage divider circuit, and its common point is connected to the P3.7 pin of single-chip microcomputer U1.

Described less radio-frequency sending module mainly is made of inductance L 1, capacitor C 1, C2, surface acoustic wave oscillator Q2, resistance R 1, R2, triode Q1, study sign indicating number coding chip Y2.Wherein learn the K0 of sign indicating number coding chip Y2, P1.4, the P1.5 pin that the K1 pin is connected to single-chip microcomputer U1 respectively.When being 11,10,01, K0, K1 represent to send alarm signal, enabling signal and pass gate signal respectively.

Described motor drive module has a motor drive ic U4 to constitute, and model is BD6211F, and its chip pin VDD, VREF are connected to the VCCM end, and FIN, RIN are connected to P1.2, the P1.3 pin of single-chip microcomputer U1 respectively.When being respectively 10,01, FIN, RIN can control the micromachine forward or reverse.

Described door opening and closing state detection module mainly is made up of Hall element J4 and magnet steel, wherein the 3rd pin of Hall element J4 is connected to the P2.5 of single-chip microcomputer U1, magnet steel is installed on the doorframe, when door is in respectively when closing with open mode, P2.5 is in low level and high level state respectively, comes the on off state of detecting gate with this.

Accompanying drawing 4 is remote alarms module circuit diagrams of present embodiment, and described remote alarms module adopts MPS430F413 single-chip microcomputer U103 as microcontroller, adopts No. 5 powered battery of 3 joints.

Described less radio-frequency receiver module mainly is made of inductance L 101, L102, resistance R 104, R105, R106, capacitor C 104, C105, C106, C107, C108, C122, C123, triode Q101, antenna E101, wherein RFIN holds the P1.0 pin that is connected to single-chip microcomputer U103 as radio frequency signal input, and received radio signal is carried out software decode by single-chip microcomputer.

Described dual-tone multifrequency transceiver module is mainly by dual-tone multifrequency receiving chip IC101, dual-tone multifrequency sends chip IC 102, resistance R 101, R102, R103, R112, capacitor C 101, C102, C103, C116, C117, C118, crystal oscillator Y1 constitutes, wherein the model of IC101 chip is HT9170D, the model of IC102 chip is HT9200A, the DV of IC101, D3, D2, D1, D0, OE, PWDN is connected to the P4.4 of single-chip microcomputer U103 respectively, P4.3, P4.2, P4.1, P4.0, the P1.4 pin, the DATA of IC102, CLK, CE is connected to the P2.6 of single-chip microcomputer U103 respectively, P2.7, the P2.5 pin.

Described telephone ringer sound detection module mainly is made of optocoupler U102, resistance R 113, R114, capacitor C 121, diode D102, and wherein the model of optocoupler U102 is TLP521, and SIGNWAKE is connected to the P1.1 pin of single-chip microcomputer U103.

Described phone off-hook module mainly is made of piezo-resistance VR101, inductance L 103, L104, capacitor C 124, C125, bridge heap BR101, triode Q103, Q104, Q105, resistance R 116, R117, R118, R115, R119, R120, wherein the colelctor electrode of triode Q103 is connected to the base stage of triode Q104 by resistance R 118, the grounded emitter of triode Q103, the base stage of triode Q103 is connected to the P1.2 pin of single-chip microcomputer U103 by resistance R 115, and the colelctor electrode of triode Q104 is by resistance R 119 ground connection.

Described voice module mainly is made of disposable speech chip U101, resistance R 109, R110, R111, capacitor C 115, C119, C120, the SBT of wherein disposable speech chip U101, S4, S3, S2, S1, OUT1 are connected to P6.4, P6.3, P6.2, P6.1, P6.0, the P6.5 pin of single-chip microcomputer U103 respectively, and the model of speech chip U101 is aP89042.

Working method of the present utility model is:

Described single-chip microcomputer U1 generally is in resting state, triggers the keyboard scan program with outside interrupt mode.

Described main body module is compared the password of input with the data that are stored among the FLASH, if password is correct, FIN, the RIN pin of then controlling motor drive ic are respectively high level and low level, and this moment, micromachine just changeed, and door is opened; Wait for after 5 seconds that FIN, the RIN pin of single-chip microcomputer U1 control motor drive ic U4 are respectively low level and high level, micromachine counter-rotating this moment, door is closed.

In addition, when main body module was consecutively detected 10 bad passwords, single-chip microcomputer U1 was a high level by K0, the K1 end of P1.4, P1.5 pin control Y2 chip, and this moment, wireless radio frequency modules sent out the remote alarms signal.Single-chip microcomputer U103 obtains alarm signal by the output RFIN decoding of less radio-frequency receiver module in the remote alarms module, and is high level by controlling the SIGNHOLD end, makes triode Q103, Q104 from transfer conducting state to by state, finishes the off-hook process; Single-chip microcomputer U103 control dual-tone multifrequency sends DATA, CLK, the CE pin of chip IC 102 and finishes dialing procedure, and play the voice suggestion of presetting by SBT, S4, S3, S2, S1, the OUT1 pin of control speech chip U101, to reach the purpose of remote alarms.

When the phone of user by fixing base or mobile phone dialing family, single-chip microcomputer U103 will detect ring signal SIGNWAKE by telephone ringer sound detection module in the remote alarms module, if when continuing that 10 seconds, SIGNWAKE did not also disappear, single-chip microcomputer U103 will be high level by control phone off-hook module SIGNHOLD end, finish the closing of the circuit process, and by controlling the SBT of speech chip U101, S4, S3, S2, S1, the OUT1 pin is play the voice suggestion of presetting, the prompting user passes through fixedly base or mobile phone input operation password, and this moment, dual-tone multifrequency receiving chip IC101 was demodulated into P4.0～P4.4 pin that data signal is input to single-chip microcomputer U103 with the audio signal of long-range modulation.If operator password is correct, the user can learn the door opening and closing state of family by voice suggestion, thereby has reached the purpose of long-range door opening and closing state inquiry.

Claims

1. a remote alarms intelligence is locked, comprise main body module (10) and remote alarms module (21), it is characterized in that: described main body module (10) is by numeric keypad (7), buzzer and indicator lamp (5), micromachine (3), power module (1), motor drive module (2), electric weight detection module (8), door switch detection module (4), less radio-frequency sending module (6), microcontroller (9) constitutes, electric weight detection module (8) wherein, door switch detection module (4), numeric keypad (7) inputs to microcontroller (9) by lead, and the data after microcontroller (9) will be handled export buzzer and indicator lamp (5) to by lead, motor drive module (2), less radio-frequency sending module (6); Described remote alarms module (21) is by numeric keypad (19), small-sized LCDs (12), less radio-frequency receiver module (13), telephone ringer sound detection module (14), phone off-hook module (15), telephone line line terminals (16), dual-tone multifrequency transceiver module (18), voice module (17), power module (11), microcontroller (20) constitutes, numeric keypad (19) wherein, less radio-frequency receiver module (13), telephone ringer sound detection module (14), dual-tone multifrequency transceiver module (18) inputs to microcontroller (20) by lead, and the data after microcontroller (20) will be handled export small-sized LCDs (12) to by lead, phone off-hook module (15), dual-tone multifrequency transceiver module (18), voice module (17).

2. remote alarms intelligence lock according to claim 1, it is characterized in that: described electric weight detection module (8) is by resistance (R10), (R11), (R12), (R18) and triode (Q5), (Q6) constitute, wherein triode (Q5) is a NPN type 8050, triode (Q6) is a positive-negative-positive 8550, triode (Q5) colelctor electrode and resistance (R10), resistance (R11) links to each other, triode (Q5) grounded emitter, triode (Q5) base stage is connected to the P1.0 pin of single-chip microcomputer (U1), the colelctor electrode of triode (Q6) links to each other with resistance (R12), triode (Q6) base stage links to each other with triode (Q5) colelctor electrode by resistance (R11), triode (Q6) colelctor electrode is connected to power supply (VI) with resistance (R10), resistance (R12) and resistance (R18) constitute a resistor voltage divider circuit, and its common point is connected to the P3.7 pin of single-chip microcomputer (U1).

3. remote alarms intelligence lock according to claim 1, it is characterized in that, described motor drive module (2) is made of motor drive ic (U4), its model is BD6211F, described motor drive ic (U4) pin VDD, VREF are connected to power supply (VCCM) end, and FIN, RIN pin are connected to P1.2, the P1.3 pin of single-chip microcomputer (U1) respectively.

4. remote alarms intelligence lock according to claim 1, it is characterized in that: described phone off-hook module (15) is by piezo-resistance (VR101), inductance (L103), (L104), electric capacity (C124), (C125), bridge heap (BR101), triode (Q103), (Q104), (Q105), resistance (R116), (R117), (R118), (R115), (R119), (R120) constitute, wherein the colelctor electrode of triode (Q103) is connected to the base stage of triode (Q104) by resistance (R118), the grounded emitter of triode (Q103), the base stage of triode (Q103) is connected to the P1.2 pin of single-chip microcomputer (U103) by resistance (R115), and the colelctor electrode of triode (Q104) is by a resistance (R119) ground connection.

5. remote alarms intelligence lock according to claim 1, it is characterized in that: described voice module (17) is made of speech chip (U101), resistance (R109), (R110), (R111), electric capacity (C115), (C119), (C120), wherein SBT, the S4 of speech chip (U101), S3, S2, S1, OUT1 pin are connected to P6.4, P6.3, P6.2, P6.1, P6.0, the P6.5 pin of single-chip microcomputer (U103) respectively, and the model of speech chip (U101) is aP89042.

6. remote alarms intelligence lock according to claim 1, it is characterized in that: described dual-tone multifrequency transceiver module (18) is by dual-tone multifrequency receiving chip (IC101), dual-tone multifrequency sends chip (IC102), resistance (R101), (R102), (R103), (R112), electric capacity (C101), (C102), (C103), (C116), (C117), (C118), crystal oscillator (Y1) constitutes, wherein dual-tone multifrequency receiving chip (IC101) model is HT9170D, it is HT9200A that dual-tone multifrequency sends chip (IC102) model, the DV of dual-tone multifrequency receiving chip (IC101), D3, D2, D1, D0, OE, the PWDN pin is connected to the P4.4 of single-chip microcomputer (U103) respectively, P4.3, P4.2, P4.1, P4.0, the P1.4 pin, dual-tone multifrequency sends the DATA of chip (IC102), CLK, the CE pin is connected to the P2.6 of single-chip microcomputer (U103) respectively, P2.7, the P2.5 pin.