CN206174673U

CN206174673U - Novel developments trick lock

Info

Publication number: CN206174673U
Application number: CN201620856027.5U
Authority: CN
Inventors: 龙允聪; 黄文辉; 陈展鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-12
Filing date: 2017-01-12
Publication date: 2017-05-17
Anticipated expiration: 2027-01-12

Abstract

The utility model provides a novel developments trick lock, including the electronic lock end that is used for generating and send dynamic password at random, receive the dynamic password end of the dynamic password that the electronic lock end generated, STC89C51 singlechip, LED display, matrix keyboard, EPPROM memory, a wireless transceiver module, GSM message sending module, the circuit of unblanking, mains supply circuit are drawn together to the electronic lock hand ladle, wireless key, agreement cell -phone are drawn together to developments password hand ladle, wireless key includes STC11F04E singlechip, OLED display screen, the 2nd wireless transceiver module, does the battery supply circuit. This practical novel developments trick lock is unblanked by static password and the combination of dynamic password, reaches the cubic at combination password input number of times and can get into the blocked state to the user is inforied to the agreement cell -phone to the transmitter data, and this kind of mode easy operation has improved the security simultaneously greatly.

Description

Novel dynamic passwords are locked

Technical field

This utility model is related to coded lock field, espespecially a kind of novel dynamic passwords lock.

Background technology

With the method cane of electronic technology, each electronic product is arisen at the historic moment, and electronic lock is exactly one of them, and it has automatically Folding, the advantages of easy to operate.The species of electronic lock is various, for example combination padlock, Fingerprint Lock, magnetic card lock, IC kaysers, biological lock etc.. Compare wide variety of or keying type electronic permutation lock at present.

Electronic password lock be it is a kind of by Password Input come control circuit or chip operation, so as to control machinery switch Open and close, complete unlocking, the product of locking task.Existing password is latched in that password is single, is easily stolen, and fixation is close The shortcomings of code easily passes into silence.With the development of society, the keeping of safe and reliable coded lock to property plays highly important work With single coded lock can not ensure its safety, and the unlocking mode of single coded lock or key cannot meet use The demand at family.

Utility model content

To solve the above problems, this utility model provides a kind of novel dynamic passwords lock simple to operate, safe.

For achieving the above object, the technical solution adopted in the utility model is：A kind of novel dynamic passwords lock, including for The electronics lock end of random dynamic puzzle is generated and sent, receiving the dynamic password end of the dynamic password of electronics lock end generation, it is described Electronics lock end include STC89C51 single-chip microcomputers, light-emitting diode display, matrix keyboard, EPPROM memorizeies, the first radio receiving transmitting module, GSM message sending module, unlocking circuit, mains circuit, the light-emitting diode display, matrix keyboard, EPPROM memorizeies, One radio receiving transmitting module, SMS transmission module, unlocking circuit, mains circuit are connected with STC89C51 single-chip microcomputers, described Dynamic password end includes wireless key, agreement mobile phone, the wireless key include STC11F04E single-chip microcomputers, OLED display screen, the Two radio receiving transmitting modules, dry battery power circuit, the OLED display screen, the second radio receiving transmitting module, dry battery power circuit It is connected with STC11F04E single-chip microcomputers.

Specifically, the light-emitting diode display is connected with the P0.0-P0.7 ends of STC89C51 single-chip microcomputers, the matrix keyboard with The P2.6-P2.7 ends of the P1.0-P1.6 ends connection of STC89C51 single-chip microcomputers, the EPPROM memorizeies and STC89C51 single-chip microcomputers Connection, first radio receiving transmitting module is connected with the P2.0-P2.5 ends of STC89C51 single-chip microcomputers, and the GSM message sends mould Block is connected with the P3.0-P3.1 ends of STC89C51 single-chip microcomputers, and the unlocking circuit is connected with the P3.3 ends of STC89C51 single-chip microcomputers, The mains circuit is connected with the VCC ends of STC89C51 single-chip microcomputers.

Specifically, the P17 ends of the STC89C51 single-chip microcomputers, P32 ends are connected to unlocking button switch S14, locking Button switch S15, RST end is connected with electrification reset circuit, and XTAL1-XTAL2 ends are connected with crystal oscillating circuit, P0.0-P0.7 ends It is also associated with pull-up resistor.

Specifically, the OLED display screen is connected with the P3.2-P3.5 ends of STC11F04E single-chip microcomputers, and described second is wireless Transceiver module is connected with the P0.0-P0.5 ends of STC11F04E single-chip microcomputers, the dry battery power circuit and STC11F04E monolithics The VCC ends connection of machine.

Specifically, the RST/VPP ends of the STC11F04E single-chip microcomputers are connected with electrification reset circuit, and P0.0-P0.5 ends are also It is connected with pull-up resistor.

Specifically, the electronics lock end also includes cue circuit, and the cue circuit includes resistance R5, NPN type triode Q2, speaker LS1, described R5 one end is connected with STC89C51 single-chip microcomputer P3.7 ends, and the other end is connected with the base stage of Q2, the Q2 Colelctor electrode connection 5V voltages, the emitter stage of the Q2 is connected with LS1.

Specifically, the mains circuit includes rectification circuit, the fixed 5V outputs with 7805 voltage stabilizing chips as core Mu balanced circuit, the input of the rectification circuit is electrically connected with city, outfan connects with the input of fixed 5V output voltage stabilizing circuits Connect, the electronic lock terminal also includes the fixed 3.3V output voltage stabilizing circuits with AMS1117 manostat as core, the 3.3V is defeated The input for going out mu balanced circuit is connected with the outfan of fixed 5V output voltage stabilizing circuits, and outfan and the first radio receiving transmitting module connect Connect.

Specifically, the wireless key also includes the 3.3V output voltage stabilizing circuits with AMS1117 manostat as core, described The input of 3.3V output voltage stabilizing circuits is connected with dry battery power circuit, and outfan is connected with the second radio receiving transmitting module.

Specifically, the unlocking circuit includes resistance R4, PNP type triode Q1, IN4007 diode, relay U4, institute State R4 one end to be connected with STC89C51 single-chip microcomputer P3.3 ends, the other end is connected with the base stage of Q1, the emitter stage connection of the Q1 5V voltages, colelctor electrode is connected with IN4007 diode cathodes, and the IN4007 diodes two ends are connected with relay U4, also wrap Electromagnetic lock is included, described electromagnetic lock one end is connected with relay, other end connection 5V voltages.

Specifically, the matrix keyboard is 3*4 matrix keyboards, first radio receiving transmitting module, the second wireless receiving and dispatching mould The master chip of block is NRF24L01 wireless transceiver chips.

The beneficial effects of the utility model are：This utility model dynamic puzzle-lock includes electronics lock end and dynamic password end Son, and dynamic password end is made up of wireless key and agreement mobile phone, sends pre- by the first radio receiving transmitting module by electronics lock end If identity code to detect wireless key, then by matrix keyboard be input into static password confirm after, STC89C51 single-chip microcomputers System produces and random dynamic puzzle occurs to wireless key according to the algorithm of design, while the dynamic password also is stored in In the RAM of STC89C51 single-chip microcomputers, electronics lock end is input into by matrix keyboard according to the dynamic password that wireless key is received, STC89C51 Single Chip Microcomputer (SCM) system judges whether to unlock according to the dynamic password of input with the Data Comparison of storage in RAM, works as password Errors number can enter blocked styate when reaching three times, and arranging mobile phone can fail to detect wireless key in electronics lock end When, random dynamic puzzle is received, while can also receive electronic lock suppressing information into blocked styate.This utility model dynamic is close Code lock is combined by static password with dynamic password is unlocked, and reaching three times in combination pin input number of times can enter block shape State, and send information to agreement mobile phone notify user, this kind of mode is simple to operate, while substantially increasing safety.

Description of the drawings

Fig. 1 is circuit block diagram of the present utility model.

Fig. 2 is the circuit theory diagrams of this utility model wireless key.

Fig. 3 is the circuit theory diagrams of this utility model electronics lock end.

Fig. 4 is the outdoor unlocking flow chart of this specific embodiment.

Fig. 5 is the indoor unlocking flow chart of this specific embodiment.

Fig. 6 is the unblock flow chart of this specific embodiment.

Specific embodiment

Refer to shown in Fig. 1-6, this utility model is locked with regard to a kind of novel dynamic passwords, including for generate and send with The electronics lock end of machine dynamic password, the dynamic password end for receiving the dynamic password that electronics lock end is generated, the electronics lock end includes STC89C51 single-chip microcomputers, light-emitting diode display, matrix keyboard, EPPROM memorizeies, the first radio receiving transmitting module, GSM message send mould Block, unlocking circuit, mains circuit, the light-emitting diode display, matrix keyboard, EPPROM memorizeies, the first wireless receiving and dispatching mould Block, SMS transmission module, unlocking circuit, mains circuit are connected with STC89C51 single-chip microcomputers, the dynamic password end bag Wireless key, agreement mobile phone are included, the wireless key includes STC11F04E single-chip microcomputers, OLED display screen, the second wireless receiving and dispatching mould Block, dry battery power circuit, the OLED display screen, the second radio receiving transmitting module, dry battery power circuit are and STC11F04E Single-chip microcomputer connects.

This utility model is described further below by specific embodiment.

This specific embodiment dynamic puzzle-lock system includes electronics lock end and dynamic password terminal, and dynamic password end is by nothing Line key and agreement mobile phone composition, electronics lock end can be controlled indoors unlocking or locking with outdoor, indoors can be straight Connected unlocking button or latch buttons were unlocked and lock-in control, and then needed to be input into by matrix keyboard in outdoor close Code carries out unlocking control, and the single-chip microcomputer in electronics lock end corresponding is made up of with being provided with the single-chip microcomputer of wireless key eight bit character Identity code, the timing of electronics lock end sends ID authentication request, when the close electronics lock end of wireless key and receives the identity During certification request, just its identity code is sent to into electronics lock end and confirms whether identity code is identical.

In outdoor unlocking, send default identity code to detect nothing by the first radio receiving transmitting module by electronics lock end Line key, user is input into after static password confirmation by matrix keyboard, and STC89C51 Single Chip Microcomputer (SCM) system is produced according to the algorithm of design Random dynamic puzzle is given birth to and occurred to wireless key, while the dynamic password also is stored in the RAM of STC89C51 single-chip microcomputers, is used Family is input into electronics lock end according to the dynamic password that wireless key is received by matrix keyboard, and STC89C51 Single Chip Microcomputer (SCM) system is according to defeated Whether correctly the Data Comparison stored in the dynamic password that enters and RAM judges password, and password is correctly then unlocked by unlocking circuit, Otherwise do not unlock, when the combination number of times mistake of static password and random dynamic puzzle is up to three times, electronic lock enters blocked styate, And photos and sending messages to agreement mobile phone notifies user, now can only be unlocked by indoor input unlocking pin.

Wherein, arrange mobile phone to fail to detect wireless key in electronics lock end, when only detecting agreement mobile phone, arrange mobile phone The random dynamic puzzle that electronics lock end sends can be received, so as to be controlled unlocking.Additionally, user can possess door lock During key, static password is only input into, just can be unlocked by key.Wireless key is recognized with agreement mobile phone by identity code With reception random dynamic puzzle, reaching three times in combination pin input number of times can enter blocked styate, and send information to about Determine mobile phone and notify user so that safety is higher.

Embodiment of above is only that preferred implementation of the present utility model is described, not to this utility model Scope be defined, on the premise of without departing from this utility model design spirit, this area ordinary skill technical staff to this Various modifications and improvement that the technical scheme of utility model is made, all should fall into the guarantor that claims of the present utility model determine In the range of shield.

Claims

1. a kind of novel dynamic passwords are locked, it is characterised in that：Including for generate and send random dynamic puzzle electronics lock end, The dynamic password end of the dynamic password that electronics lock end is generated is received, the electronics lock end includes that STC89C51 single-chip microcomputers, LED show Device, matrix keyboard, EPPROM memorizeies, the first radio receiving transmitting module, GSM message sending module, unlocking circuit, mains supply electricity Road, the light-emitting diode display, matrix keyboard, EPPROM memorizeies, the first radio receiving transmitting module, SMS transmission module, electricity of unlocking Road, mains circuit are connected with STC89C51 single-chip microcomputers, and the dynamic password end includes wireless key, agreement mobile phone, institute Wireless key is stated including STC11F04E single-chip microcomputers, OLED display screen, the second radio receiving transmitting module, dry battery power circuit, it is described OLED display screen, the second radio receiving transmitting module, dry battery power circuit are connected with STC11F04E single-chip microcomputers.

2. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The light-emitting diode display with The P0.0-P0.7 ends connection of STC89C51 single-chip microcomputers, the matrix keyboard connects with the P1.0-P1.6 ends of STC89C51 single-chip microcomputers Connect, the EPPROM memorizeies are connected with the P2.6-P2.7 ends of STC89C51 single-chip microcomputers, first radio receiving transmitting module with The P3.0- of the P2.0-P2.5 ends connection of STC89C51 single-chip microcomputers, the GSM message sending module and STC89C51 single-chip microcomputers P3.1 ends connect, and the unlocking circuit is connected with the P3.3 ends of STC89C51 single-chip microcomputers, the mains circuit and The VCC ends connection of STC89C51 single-chip microcomputers.

3. a kind of novel dynamic passwords according to claim 2 are locked, it is characterised in that：The STC89C51 single-chip microcomputers P17 ends, P32 ends are connected to unlocking button switch S14, latch buttons switch S15, and RST ends are connected with electrification reset electricity Road, XTAL1-XTAL2 ends are connected with crystal oscillating circuit, and P0.0-P0.7 ends are also associated with pull-up resistor.

4. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The OLED display screen with The P0.0- of the P3.2-P3.5 ends connection of STC11F04E single-chip microcomputers, second radio receiving transmitting module and STC11F04E single-chip microcomputers P0.5 ends connect, and the dry battery power circuit is connected with the VCC ends of STC11F04E single-chip microcomputers.

5. a kind of novel dynamic passwords according to claim 4 are locked, it is characterised in that：The STC11F04E single-chip microcomputers RST/VPP ends are connected with electrification reset circuit, and P0.0-P0.5 ends are also associated with pull-up resistor.

6. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The electronics lock end also includes prompting Circuit, the cue circuit includes resistance R5, NPN type triode Q2, speaker LS1, described R5 one end and STC89C51 monolithics Machine P3.7 ends connect, and the other end be connected with the base stage of Q2, and the colelctor electrode of the Q2 connects 5V voltages, the emitter stage of the Q2 and LS1 connects.

7. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The mains circuit includes whole Current circuit, the fixed 5V output voltage stabilizing circuits with 7805 voltage stabilizing chips as core, input and the city of the rectification circuit are electrically connected Connect, outfan is connected with the input of fixed 5V output voltage stabilizing circuits, the electronic lock terminal is also included with AMS1117 manostat For the fixed 3.3V output voltage stabilizing circuits of core, the input of the 3.3V output voltage stabilizing circuits and fixed 5V output voltage stabilizing circuits Outfan connection, outfan is connected with the first radio receiving transmitting module.

8. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The wireless key also include with AMS1117 manostat is the 3.3V output voltage stabilizing circuits of core, and the input of the 3.3V output voltage stabilizing circuits is electric with aneroid battery Source circuit connects, and outfan is connected with the second radio receiving transmitting module.

9. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The unlocking circuit includes resistance R4, PNP type triode Q1, IN4007 diode, relay U4, described R4 one end is connected with STC89C51 single-chip microcomputer P3.3 ends, The other end is connected with the base stage of Q1, and the emitter stage connection 5V voltages of the Q1, colelctor electrode is connected with IN4007 diode cathodes, institute State IN4007 diodes two ends to be connected with relay U4, also including electromagnetic lock, described electromagnetic lock one end is connected with relay, separately One end connects 5V voltages.

10. a kind of novel dynamic passwords according to claim 1 are locked, it is characterised in that：The matrix keyboard is 3*4 matrixes Keyboard, first radio receiving transmitting module, the master chip of the second radio receiving transmitting module are NRF24L01 wireless transceiver chips.