CN104732631A - Intelligent fingerprint password anti-theft lock system - Google Patents
Intelligent fingerprint password anti-theft lock system Download PDFInfo
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Abstract
The invention provides an intelligent fingerprint password anti-theft lock system comprising an intelligent monitor and an electronic lock set, which are interconnected, wherein the intelligent monitor provides necessary electric energy for the electronic lock set and receive real-time condition sent by the electronic lock set, the intelligent monitor comprises a singlechip, a keyboard, an LCD display, a memory, a demodulator, a circuit monitoring module, an analog-to-digital converter and a buzzer, and is used for achieving communication and intelligent analysis of the electronic lock set and monitoring the safety of the communication circuit; the electronic lock set comprises a lock set body and an electromagnetic actuator used for controlling the opening and closing of the lock set body, a fingerprint identification module, a password input module and an OLED liquid crystal display module are at least arranged on the lock set body, and the fingerprint identification module is a semiconductor module. The intelligent fingerprint password anti-theft lock system provided by the invention is simple structure, powerful in function and strong in practicability, and improves the safety level of the anti-theft lock, thereby being worthy of wide popularization and application.
Description
Technical field
The present invention relates to a kind of intelligent fingerprint puzzle theft-proof lock system, belong to intelligent anti-theft lock field.
Background technology
In safety technological guard field, the electronic password lock with anti-theft alarm function replaces traditional mechanical code lock, overcome that mechanical code lock number of password is few, the shortcoming of poor safety performance, make coded lock all greatly improve a step technically or in performance.Along with the development of large scale integrated circuit technology, the particularly appearance of single-chip microcomputer, there is the intelligent cipher lock being with microprocessor, it is except the function with electronic password lock, also introduce the function such as intelligent management, expert analyzing system, thus make coded lock have very high security, reliability, apply increasingly extensive.
In existing lockset industry, digital cipher lock is more common one lock, is widely used in the every field of society, and during unlatching digital cipher lock is a series of numeral.Existing intelligent digital coded lock is all safety to itself, confidentiality is improved, but attempts once generation stranger the situation opening lock, can not understand timely, can not grasp the state of digital cipher lock in real time, take action in time.Therefore real-time, an effective anti-theft lock system is lacked.
Summary of the invention
Technical matters to be solved by this invention, proposes a kind of intelligent fingerprint puzzle theft-proof lock system exactly, and this anti-theft lock system can monitor the state of coded lock in real time, effectively, takes action in time, avoids the loss causing property because lock is unlocked.
For solving the problems of the technologies described above, technology of the present invention by the following technical solutions:
A kind of intelligent fingerprint puzzle theft-proof lock system, comprise interconnective intelligent monitor and electric lockset, described intelligent monitor supplies the electric energy needed for described electric lockset and receives electric lockset and sends live state information, described intelligent monitor comprises single-chip microcomputer, keyboard, LCD display, memory, detuner, path monitoring module, analog to digital converter and hummer, for completing the safety monitoring of communication between electric lockset, intelligent analysis and communication line; Described electric lockset comprises lock body and the electromagnetic actuator for controlling described lock body opening and closing, described lock body is at least provided with fingerprint identification module, Password Input module and OLED LCD MODULE, described fingerprint identification module is semiconductor module.
Intelligent monitor is in accepting state all the time, the warning message sent with set form reception electric lockset and status information.For warning message, then send sound by LCD display and hummer at once, light is reported to the police; For status information, then stored in internal memory, and compare with the historic state of electric lockset, draw variation tendency, the state change that prediction is following, corresponding information is provided to operator on duty by LCD display, use for decision-making, while intelligent monitor and electric lockset establish a communications link, monitored the change of the supply current flowing through communication line in real time by circuit monitoring module and A/D converter, the destruction effectively preventing human factor from causing, ensure that the unimpeded of communication line.
Further, described fingerprint identification module is dark background light path design, be particularly suitable for dry finger, the good use of old man and 3 years old child can be ensured, the prism on fingerprint sensor surface adopts glass prism, fingerprint sensor surface oxidation-resistant, anticorrosive, external force resistance destruction, and fingerprint sensor adopts body capacitance induction to power in addition, respond to skin corium by vivo identification, have and gather the good feature of image consistency; Fingerprint sensor adopts the TCS2 sensor of the Authentec producer of American apple corporate buyout, simply more convenient to operate in use.The algorithm comparison speed of this fingerprint identification module is fast, and with self-learning function, and what can learn that fingerprint occurs because of season gradually changes, and can not produce the phenomenon of door of not opening, such fingerprint is exactly getting easier and easier to use.
Further, excessive and burn coil in order to prevent the artificial destruction of communication line and electromagnetic actuator to flow through the electric current of solenoid because other reasons causes, the present invention is also provided with current monitor on the connection line of intelligent monitor and electric lockset, the current/voltage-converted chip MAX471 that described electric current monitor adopts MAXIM company to produce, measured current I can be changed into output voltage U over the ground by this chip, and have that measurement range is large, precision is high, feature that output voltage U and measured current I are directly proportional.
Further, intelligent monitor of the present invention and electric lockset adopt line sharing technology, electric energy is supplied and the shared twin core cable of information transmission, improve reliability and the security of system, all be provided with pulse transformer at data-signal transmitting terminal and receiving end simultaneously, for by data-signal grow/die down, at transmitting terminal, described electric lockset is sent after being boosted by the data-signal modulated by described pulse transformer; At receiving end, described pulse transformer send detuner by after the data-signal step-down received, to reduce the loss of carrier signal in transmitting procedure.
Further, in order to reduce the mutual interference between communication and power supply, to consider the selection of choking coil L, coupling capacitance C, if carrier frequency fo=400kHz, in order to ensure that most signal Energy Transfer is to receiving end, get L=33.7 μ H, C1=0.047 μ F.
Further, described single-chip microcomputer is 51 series monolithics (AT89051), complete the setting of password, storage, identification and display, driving electromagnetic actuator detect its driving current value, alerting signal that receiving sensor is sent here, send the functions such as data, described password be set to mess code design, namely user can with being intended to add numeral before and after proper password when inputing password, the numeral that only need input comprises the numerical order with proper password, can avoid preventing from being spied on by other people, safety and reliability, described Password Input module is touch-screen load module.
Single-chip microcomputer receives the code keyed in, and compares with the password be stored in EEPROM, if password is correct, then drives electromagnetic actuator to unblank; If password bad, then allow operating personnel to re-enter password, three times can be inputted at most; If three times all incorrect, then single-chip microcomputer is reported to the police to intelligent monitor by communication line.The driving current value of each unlock operation and now electromagnetic actuator is sent to intelligent monitor as status information by single-chip microcomputer, the warning message received from sensor interface is also sent to intelligent monitor, as the foundation of intelligent analysis simultaneously.
The status information (unlatching, closedown, for the first time password mistake, for the second time password mistake, for the third time password mistake etc. comprising lockset) that intelligent monitor reception lockset is sent, the current value flowing through electromagnetic actuator coil, and read the power supply current value of this moment communication line, triplicity is got up formation data block, wherein mode of operation accounts for 1 byte, supply current accounts for 2 bytes, and coil current accounts for 2 bytes.
Further, in order to improve communication reliability, the mode repeating to send is adopted in communication protocol between described intelligent monitor and electric lockset, electric lockset sends 5 times to each group Data duplication, after intelligent monitor receives these group data, adopt the error correction of large number decoding law, ensure that the accuracy of data receiver, in addition in order to save internal memory to the data acquisition preconditioning technique received, namely after often receiving data, first the threshold value that these data and single-chip microcomputer set is compared, if be greater than threshold value, then send overload alarm; If be less than threshold value, then the homogeneous data that these data and the same day receive is compared, retain the greater.
Intelligent cipher lock software adopts 51 series monolithic assembly language to programme respectively to intelligent monitor and electric lockset.Intelligent monitor software comprises the module such as keyboard scan and LCD display routine, hummer driver, clock amendment and fetch program, data communication and preprocessor, intelligent analysis program and path monitoring program.Electric lockset software comprises keyboard scan and translator, LCD display routine, signal procedure, electromagnetic actuator and the module such as trace routine, sensor interface program.Adopt modular design method in software design procedure, be convenient to the reading of program, debugging and improvement.
Further, described electric lockset reserves wireless security protection warning function, sends short messages and talk with prompting to multiple user.
Further, at least reserved intelligent home network interface of described intelligent monitor and wireless remote control interface; Adopt high frequency M 1 to block, described lock body reserves all-purpose card interface, and can master cellular phone remote setting visiting person's I.D. or Mobile phone card to prescribe a time limit open function.
Further, described single-chip microcomputer is also preset with by the unblank mode of another finger print as anti-abduction finger print, and be furnished with shooting and sound pick-up outfit, for the anti-abduction finger print opening door lock that abnormal condition is arranged, can note be sent to the related personnel that sets before by mobile phone and make a phone call to report to the police while opening door lock, and the hidden shooting of all turnover personnel is recorded.
Once collect image, numerical information will be transferred to digital signal processor to generate coupling.Namely the first step of matching process regulates the fingerprint of scanning, and complete finger print is seldom used for identifying by finger-printer reader, but DSP (digital signal processing) uses algorithm to extract the characteristic sum pattern of each fingerprint, to generate unique digital code.Second step in software flow reads the code that generates from the image of scanning, then compared by the potential occurrence of itself and database.The finger print information that comparison step will need in system access networking data storehouse or nonvolatile memory.
In addition, OLED LCD MODULE of the present invention adopts highlighted captions to point out, and man-machine interface is user-friendly, and is provided with voice operating guiding, and high-decibel is voice message clearly, shows man-machine conversation, operates simpler; When the batteries are low, system can change battery by automatically prompting user in time, and low in energy consumption, stand-by power consumption is less than 40 uA, four batteries under normal use more than 1 year.
Compared with prior art, the beneficial effect that the present invention has is:
The present invention adopts fingerprint recognition and Password Input identity verification, and fingerprint sensor goes for dry finger user, and in addition, fingerprint sensor is vivo identification, induction skin corium, and finger top layer mill skin etc. can not cause the phenomenon of door of not opening; Password Input designs for mess code, can play fascination effect to lawless person; Intelligence degree is high, and it is convenient to control, and being provided with normal fingerprints and unblanking and improper fingerprint is unblanked two kinds of modes of unblanking, making intelligent monitor send different instructions by receiving different finger print information; Be provided with warning device, run into circuit damage that is artificial or other situations and can send warning message, in addition, the radio safety protection alarm device be provided with, send information reminding and audio alert can to the telephone number of setting, structure of the present invention is simple, powerful, practical, improve the level of security of theftproof lock, should be widely promoted application.
Embodiment
For the understanding the present invention making those skilled in the art more clear and intuitive, below the present invention is further illustrated.
A kind of intelligent fingerprint puzzle theft-proof lock system, comprise interconnective intelligent monitor and electric lockset, described intelligent monitor supplies the electric energy needed for described electric lockset and receives electric lockset and sends live state information, described intelligent monitor comprises single-chip microcomputer, keyboard, LCD display, memory, detuner, path monitoring module, analog to digital converter and hummer, for completing the safety monitoring of communication between electric lockset, intelligent analysis and communication line, described electric lockset comprises lock body and the electromagnetic actuator for controlling described lock body opening and closing, described lock body is provided with fingerprint identification module, Password Input module and OLED LCD MODULE, described fingerprint identification module is semiconductor module, wherein, described fingerprint identification module is dark background light path design, be particularly suitable for dry finger, the good use of old man and 3 years old child can be ensured, the prism on fingerprint sensor surface adopts glass prism, fingerprint sensor surface oxidation-resistant, anticorrosive, external force resistance destroys, fingerprint sensor adopts body capacitance induction to power in addition, skin corium is responded to by vivo identification, have and gather the good feature of image consistency, fingerprint sensor adopts the TCS2 sensor of the Authentec producer of American apple corporate buyout, simply more convenient to operate in use.The algorithm comparison speed of this fingerprint identification module is fast, and with self-learning function, and what can learn that fingerprint occurs because of season gradually changes, and can not produce the phenomenon of door of not opening, such fingerprint is exactly getting easier and easier to use.
Intelligent monitor is in accepting state all the time, the warning message sent with set form reception electric lockset and status information.For warning message, then send sound by LCD display and hummer at once, light is reported to the police; For status information, then stored in internal memory, and compare with the historic state of electric lockset, draw variation tendency, the state change that prediction is following, corresponding information is provided to operator on duty by LCD display, use for decision-making, while intelligent monitor and electric lockset establish a communications link, monitored the change of the supply current flowing through communication line in real time by circuit monitoring module and A/D converter, the destruction effectively preventing human factor from causing, ensure that the unimpeded of communication line.
On the connection line of intelligent monitor and electric lockset, also current monitor is provided with in the present embodiment, can prevent the artificial destruction of communication line and electromagnetic actuator from flowing through the electric current of solenoid because other reasons causes excessive and burn coil, the current/voltage-converted chip MAX471 that described electric current monitor adopts MAXIM company to produce, measured current I can be changed into output voltage U over the ground by this chip, and have that measurement range is large, precision is high, feature that output voltage U and measured current I are directly proportional.
Described intelligent monitor and electric lockset adopt line sharing technology, electric energy is supplied and the shared twin core cable of information transmission, improve reliability and the security of system, all be provided with pulse transformer at data-signal transmitting terminal and receiving end simultaneously, for by data-signal grow/die down, at transmitting terminal, described electric lockset is sent after being boosted by the data-signal modulated by described pulse transformer; At receiving end, described pulse transformer send detuner by after the data-signal step-down received, to reduce the loss of carrier signal in transmitting procedure.
Further, in order to reduce the mutual interference between communication and power supply, to consider the selection of choking coil L, coupling capacitance C, if carrier frequency fo=400kHz, in order to ensure that most signal Energy Transfer is to receiving end, get L=33.7 μ H, C1=0.047 μ F.
Described single-chip microcomputer is 51 series monolithics (AT89051), complete the setting of password, storage, identification and display, driving electromagnetic actuator detect its driving current value, alerting signal that receiving sensor is sent here, send the functions such as data, described password be set to mess code design, namely user can with being intended to add numeral before and after proper password when inputing password, the numeral that only need input comprises the numerical order with proper password, can avoid preventing from being spied on by other people, safety and reliability, described Password Input module is touch-screen load module.
Single-chip microcomputer receives the code keyed in, and compares with the password be stored in EEPROM, if password is correct, then drives electromagnetic actuator to unblank; If password bad, then allow operating personnel to re-enter password, three times can be inputted at most; If three times all incorrect, then single-chip microcomputer is reported to the police to intelligent monitor by communication line.The driving current value of each unlock operation and now electromagnetic actuator is sent to intelligent monitor as status information by single-chip microcomputer, the warning message received from sensor interface is also sent to intelligent monitor, as the foundation of intelligent analysis simultaneously.
The status information (unlatching, closedown, for the first time password mistake, for the second time password mistake, for the third time password mistake etc. comprising lockset) that intelligent monitor reception lockset is sent, the current value flowing through electromagnetic actuator coil, and read the power supply current value of this moment communication line, triplicity is got up formation data block, wherein mode of operation accounts for 1 byte, supply current accounts for 2 bytes, and coil current accounts for 2 bytes.
Further, in order to improve communication reliability, adopt the mode repeating to send in communication protocol between described intelligent monitor and electric lockset, after intelligent monitor receives these group data, adopt the error correction of large number decoding law, ensure that the accuracy of data receiver, in addition in order to save internal memory to the data acquisition preconditioning technique received, after namely often receiving data, first these data are compared with the threshold value of setting, if be greater than threshold value, then send overload alarm; If be less than threshold value, then the homogeneous data that these data and the same day receive is compared, retain the greater.
Intelligent cipher lock software adopts 51 series monolithic assembly language to programme respectively to intelligent monitor and electric lockset.Intelligent monitor software comprises the module such as keyboard scan and LCD display routine, hummer driver, clock amendment and fetch program, data communication and preprocessor, intelligent analysis program and path monitoring program.Electric lockset software comprises keyboard scan and translator, LCD display routine, signal procedure, electromagnetic actuator and the module such as trace routine, sensor interface program.Adopt modular design method in software design procedure, be convenient to the reading of program, debugging and improvement.
Further, described electric lockset reserves wireless security protection warning function, send short messages and talk with prompting to multiple user, and at least reserved intelligent home network interface of described intelligent monitor and wireless remote control interface, adopt high frequency M 1 to block simultaneously, lock body reserves all-purpose card interface, and can master cellular phone remote setting visiting person's I.D. or Mobile phone card to prescribe a time limit open function.
In addition, described single-chip microcomputer is also preset with by the unblank mode of another finger print as anti-abduction finger print, and be furnished with shooting and sound pick-up outfit, for the anti-abduction finger print opening door lock that abnormal condition is arranged, can note be sent to the related personnel that sets before by mobile phone and make a phone call to report to the police while opening door lock, and the hidden shooting of all turnover personnel is recorded.
Once collect image, numerical information will be transferred to digital signal processor to generate coupling.Namely the first step of matching process regulates the fingerprint of scanning, and complete finger print is seldom used for identifying by finger-printer reader, but DSP (digital signal processing) uses algorithm to extract the characteristic sum pattern of each fingerprint, to generate unique digital code.Second step in software flow reads the code that generates from the image of scanning, then compared by the potential occurrence of itself and database.The finger print information that comparison step will need in system access networking data storehouse or nonvolatile memory.
OLED LCD MODULE of the present invention adopts highlighted captions to point out, and man-machine interface is user-friendly, and is provided with voice operating guiding, and high-decibel is voice message clearly, shows man-machine conversation, operates simpler; When the batteries are low, system can change battery by automatically prompting user in time, and low in energy consumption, stand-by power consumption is less than 40 uA, four batteries under normal use more than 1 year.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an intelligent fingerprint puzzle theft-proof lock system, comprise interconnective intelligent monitor and electric lockset, described intelligent monitor supplies the electric energy needed for described electric lockset and receives electric lockset and sends live state information, it is characterized in that: described intelligent monitor comprises single-chip microcomputer, keyboard, LCD display, memory, detuner, path monitoring module, analog to digital converter and hummer, for completing the safety monitoring of communication between electric lockset, intelligent analysis and communication line; Described electric lockset comprises lock body and the electromagnetic actuator for controlling described lock body opening and closing, described lock body is at least provided with fingerprint identification module, Password Input module and OLED LCD MODULE, described fingerprint identification module is semiconductor module.
2. intelligent fingerprint puzzle theft-proof lock system according to claim 1, is characterized in that: described fingerprint identification module is dark background light path design, and the prism on fingerprint sensor surface adopts glass prism; Fingerprint sensor adopts body capacitance induction to power in addition, responds to skin corium by vivo identification.
3. intelligent fingerprint puzzle theft-proof lock system according to claim 1 and 2, is characterized in that: on the connection line of intelligent monitor and electric lockset, be also provided with current monitor.
4. intelligent fingerprint puzzle theft-proof lock system according to claim 3, it is characterized in that: described intelligent monitor and electric lockset adopt line sharing technology, electric energy is supplied and the shared twin core cable of information transmission, all be provided with pulse transformer at data-signal transmitting terminal and receiving end simultaneously, for by data-signal grow/die down, at transmitting terminal, described electric lockset is sent after being boosted by the data-signal modulated by described pulse transformer; At receiving end, described pulse transformer send detuner by after the data-signal step-down received, to reduce the loss of carrier signal in transmitting procedure.
5. intelligent fingerprint puzzle theft-proof lock system according to claim 4, it is characterized in that: to the selection of choking coil L, coupling capacitance C, if carrier frequency fo=400kHz, in order to ensure that most signal Energy Transfer is to receiving end, get L=33.7 μ H, C1=0.047 μ F.
6. the intelligent fingerprint puzzle theft-proof lock system according to claim 4 or 5, it is characterized in that: described single-chip microcomputer is 51 series monolithics, described password be set to mess code design, namely user can with being intended to add numeral before and after proper password when inputing password, and the numeral that only need input comprises the numerical order with proper password.
7. intelligent fingerprint puzzle theft-proof lock system according to claim 6, it is characterized in that: in the communication protocol between described intelligent monitor and electric lockset, adopt the mode repeating to send, electric lockset sends 5 times to each group Data duplication, intelligent monitor connects and adopts the error correction of large number decoding law, in addition to the data acquisition preconditioning technique received, namely after often receiving data, first the threshold value that these data and single-chip microcomputer set is compared, if be greater than threshold value, then send overload alarm; If be less than threshold value, then the homogeneous data that these data and the same day receive is compared, retain the greater.
8. intelligent fingerprint puzzle theft-proof lock system according to claim 7, is characterized in that: described electric lockset reserves wireless security protection warning function.
9. the intelligent fingerprint puzzle theft-proof lock system according to claim 7 or 8, is characterized in that: at least reserved intelligent home network interface of described intelligent monitor and wireless remote control interface; Adopt high frequency M 1 to block, described lock body reserves all-purpose card interface, and can master cellular phone remote setting visiting person's I.D. or Mobile phone card to prescribe a time limit open function.
10. intelligent fingerprint puzzle theft-proof lock system according to claim 9, it is characterized in that: described single-chip microcomputer is also preset with by the unblank mode of another finger print as anti-abduction finger print, and be furnished with shooting and sound pick-up outfit, for the anti-abduction finger print opening door lock that abnormal condition is arranged, can note be sent to the related personnel that sets before by mobile phone and make a phone call to report to the police while opening door lock, and the hidden shooting of all turnover personnel is recorded.
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| CN108961636A (en) * | 2018-06-07 | 2018-12-07 | 深圳市小石安防科技有限公司 | Smart lock alarm method and device |
| US11417159B2 (en) | 2019-08-02 | 2022-08-16 | Yunding Network Technology (Beijing) Co., Ltd. | Methods and systems for controlling a smart lock |
| US11928904B2 (en) | 2019-08-02 | 2024-03-12 | Yunding Network Technology (Beijing) Co., Ltd. | Methods and systems for controlling a smart lock |
| CN112446982A (en) * | 2019-08-10 | 2021-03-05 | 云丁网络技术(北京)有限公司 | Method, device, computer readable medium and equipment for controlling intelligent lock |
| CN111210552A (en) * | 2020-01-14 | 2020-05-29 | 中山市坚荣锁业有限公司 | Multiple safe intelligent lock |
| CN116030558A (en) * | 2023-03-27 | 2023-04-28 | 长沙鑫特科技有限公司 | Four kinds of business libraries of bank based on face identification and dynamic trick lock |
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