CN106968511B - A kind of smart home door lock - Google Patents

A kind of smart home door lock Download PDF

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Publication number
CN106968511B
CN106968511B CN201710394144.3A CN201710394144A CN106968511B CN 106968511 B CN106968511 B CN 106968511B CN 201710394144 A CN201710394144 A CN 201710394144A CN 106968511 B CN106968511 B CN 106968511B
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CN
China
Prior art keywords
finger
lock
pressure
print
print cipher
Prior art date
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Active
Application number
CN201710394144.3A
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Chinese (zh)
Other versions
CN106968511A (en
Inventor
曹文涛
陈勇
黄厚文
曹彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Royalstar Electronic Appliance Group Co Ltd
Original Assignee
Hefei Victor Wong Intelligent Lock Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Hefei Victor Wong Intelligent Lock Technology Co Ltd filed Critical Hefei Victor Wong Intelligent Lock Technology Co Ltd
Priority to CN201710394144.3A priority Critical patent/CN106968511B/en
Publication of CN106968511A publication Critical patent/CN106968511A/en
Application granted granted Critical
Publication of CN106968511B publication Critical patent/CN106968511B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/14Closures or guards for keyholes
    • E05B17/145Closures or guards for keyholes with combination lock
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B49/00Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00944Details of construction or manufacture

Abstract

The invention discloses a kind of smart home door locks, include the lock body in door body, the outer panels mounted on door body outside and the inner panel mounted on door body indoor;Oblique lock tongue and the electric mortise lock with Square lock bolt are installed in lock body;The outer handle for driving oblique lock tongue unlock is rotatablely equipped in outer panels, there are one finger-print cipher input units for outer handle outer end integrally connected, the rear end of finger-print cipher input unit is fixedly connected there are one cover, and an opening is formed between finger-print cipher input unit and cover and stretches into chamber away from the finger of the L-shaped of cover;The position opposite with cover is equipped with finger-print cipher input module in finger-print cipher input unit;Finger-print cipher input module Password Input module board including there are one, 4 pressure sensors of Password Input module board are connected to along outer handle length direction, are respectively fixedly connected with 4 finger print acquisition modules on each pressure sensor;The safe class of door lock of the present invention is high, and password will not be revealed.

Description

A kind of smart home door lock
Technical field
The invention belongs to door lock fields, and in particular to a kind of smart home door lock of high security.
Background technology
The common unlocking verification mode of existing smart lock is swiped the card, input numerical ciphers, fingerprint or two kinds of verification modes It is combined, but these unlocking verification modes are all there are some potential safety problems, for example card and fingerprint exist to be stolen or replicate Situation, password then there is a situation where to be spied upon, and the more demanding user of corresponding safe class, existing cipher mode is difficult to full Its demand of foot.
The Chinese patent application that document number is CN104594732A discloses the door lock that a kind of password is opened with fingerprint combination, The door lock used on door can be mounted on, the password key and fingerprint that opening door lock is provided with outside its lock body are inputted by mould.Make Thus used time can allow door lock to have better anti-theft function, together by ability opening door lock after password key and fingerprint input When can exempt turning the key in the lock and must carry the trouble of key.--- in the scheme of the patent application publication, although using The verification mode of password, fingerprint combination, but the safety defect of both password, fingerprint still has.
Document number is that the Chinese patent application of CN106372481A discloses a kind of fingerprint permutation and combination password, including fingerprint Permutation and combination method, fingerprint permutation and combination password merging integrated chip enter computer, mobile phone, identity card, bank card, various door locks Deng, and the program authorization and identification of computer (mobile phone) are carried out, method is:By the fingerprint that left hand refers to by thumb to little finger of toe point Biao Ji not be, 2,3,4,5 that the right hand is then labeled as 6,7,8,9,0, these fingerprints are arranged in various combination forms fingerprint row Row combination pin.According to this method, fingerprint, which can rearrange, is combined into new finger-print cipher, is not afraid of fingerprint and is stolen, fingerprint row Row combination pin can be used alone.Under the triple protection for needing fingerprint combination password authorization in fingerprint, fingerprint combination and software, Fingerprint permutation and combination password is not easy to crack.--- in the scheme of the patent application publication, further improved compared to a upper scheme Safe class improves the difficulty of decryption, but it is single consider from hardware aspect, still without solving Password Input sequence and refer to Line is stolen the problem of usurping.
Invention content
The technical problems to be solved by the invention are:In view of the deficienciess of the prior art, provide a kind of cryptosecurity etc. Grade is high, and password is avoided to be spied upon the smart home door lock that encrypted message is caused to be revealed.
Purpose to realize the present invention, is achieved using following technical scheme:A kind of smart home door lock, includes peace Lock body in door body, the outer panels mounted on door body outside and the inner panel mounted on door body indoor;The lock There are one oblique lock tongue and the more than one electric mortise locks with Square lock bolt for installation in vivo;Driving is rotatablely equipped in the outer panels The outer handle of oblique lock tongue unlock is rotatablely equipped with the Internal handle for driving oblique lock tongue unlock on the inner panel;
There are one finger-print cipher input units for the outer handle outer end integrally connected, and the rear end of finger-print cipher input unit, which is fixed, to be connected It connects there are one cover, an opening is formed between the finger-print cipher input unit and cover and is stretched into away from the finger of the L-shaped of cover Chamber;The position opposite with cover is equipped with finger-print cipher input module in the finger-print cipher input unit;
The finger-print cipher input module includes, there are one Password Input module board, connecting along outer handle length direction In 4 pressure sensors of Password Input module board, it is respectively fixedly connected with 4 on each pressure sensor fingerprints and adopts Collect module;
The outer handle outer wall is located at finger and stretches into confirmation button, the outer panels top installation there are one installations on the left of chamber There are one display screens;
The electric mortise lock, display screen, each pressure sensor, finger print acquisition module and confirm button respectively with peace Control circuit board electrical connection in externally manifolded plate or inner panel;
When inputting finger-print cipher by finger-print cipher input module, index finger, middle finger, ring finger and little finger are corresponding respectively to press On four finger print acquisition modules along the arrangement of outer handle left and right directions, each finger presses each fingerprint according to password order and adopts Collection module makes the pressure suffered by the pressure sensor of corresponding position reach default value, the pressure suffered by the pressure sensor Power numerical value real-time display on the display screen, 4 row double figures of real-time display number on the display screen, 4 column of figure are right respectively The pressure value of four pressure sensors that should be arranged from left to right, and when the pressure sensor value that is under pressure of corresponding position is zero When, the respective column Dynamic Announce pseudo random number on display screen;When pressure sensor in each position is pressed into default value, make The confirmation button is pressed with thumb, is pressed after confirming button, the finger print acquisition module of control circuit board extraction corresponding position obtains The finger print information got forms four according to the fingerprint sequence with different pressures value while sequential arrangement, control circuit board The fingerprint sequence information comparison that fingerprint sequence and user are independently set, if fingerprint sequence information is consistent, judges Password Input Correctly, control circuit board control electric mortise lock performs unlocking step, if fingerprint sequence information is inconsistent, judges Password Input mistake Accidentally, user is prompted to re-enter password by display screen.
Preferably:The default value of the pressure is fixed numbers, when pressing the pressure sensor, when real-time Pressure value and setting fixed numbers between difference be less than 0.2 Newtonian time, it is believed that real-time pressure value is equal to default Numerical value;The precision of shown real-time pressure numerical value is 0.1 newton on the display screen.
Preferably:The outer panels top is located at display screen lower position and is equipped with bell button, the inner face Doorbell loudspeaker are installed, the bell button, doorbell loudspeaker are electrically connected respectively with control circuit board in plate.
Preferably:Position in the outer panels between bell button and outer handle is equipped with number key Disk, the numeric keypad are electrically connected with control circuit board, can not for inputting the Toe Transplantation for Segmental Finger of finger-print cipher injury in user During normal input complete finger print password, user first inputs the password of one group of 6 bit digital on numeric keypad, and then user will eat Any one above finger in finger, middle finger, the third finger, little finger of toe is pressed on finger print acquisition module at an arbitrary position, control circuit Plate extracts the finger print information that at least one finger print acquisition module is got, and the finger print information independently set with user is compared Right, after matching user identity, control circuit board sends dynamic verification code, user to the mobile terminal of corresponding user identity binding Second group of password is obtained plus a setting number, user inputs the on numeric keypad on the basis of the numerical value of dynamic verification code After two groups of passwords, control circuit board control electric mortise lock performs unlocking step.
Compared with prior art, the beneficial effects of the invention are as follows:The present invention is close by the fingerprint being mounted in outer handle Code input module is unlocked, and pulling outer handle downwards after unlocking makes oblique lock tongue unlock that can open the door, easy to operate.Into one Step, when finger-print cipher input module is used to input finger-print cipher.Even if user fingerprints are maliciously got, but in addition to user Nobody can know the input order of finger-print cipher outside.It is difficult to find input sequence even if under other people intentionally observation.Even if portion Input sequence is divided to be known, the specific number that other people can not also know the cipher, and user is also without as using ordinary password device Password is the same is deliberately blocked for input, and safety is very high.
Description of the drawings
Fig. 1, Fig. 2 are the structure diagrams of the present invention.
Fig. 3 is the structure diagram of fingerprint Password Input module.
1st, inner panel;2nd, lock body;21st, oblique lock tongue;22nd, Square lock bolt;3rd, outer panels;31st, numeric keypad;32nd, bell button; 33rd, display screen;4th, outer handle;41st, finger-print cipher input unit;411st, finger stretches into chamber;412nd, confirm button;42nd, cover;43、 Finger-print cipher input module;431st, finger print acquisition module;432nd, pressure sensor;433rd, Password Input module board;5th, it is interior Handle.
Specific embodiment
Embodiment 1
According to Fig. 1 to Fig. 3, the present embodiment is a kind of smart home door lock, includes the lock body in door body 2, the outer panels 3 mounted on door body outside and the inner panel 1 mounted on door body indoor;One is equipped in the lock body A oblique lock tongue 21 and the more than one electric mortise lock with Square lock bolt 22;The oblique lock tongue solution of driving is rotatablely equipped in the outer panels The outer handle 4 of lock is rotatablely equipped with the Internal handle 5 for driving oblique lock tongue unlock on the inner panel.
The oblique lock tongue links with Internal handle, outer handle;The Square lock bolt of the electric mortise lock is driven by electromagnet or motor.
There are one finger-print cipher input units 41 for the 4 outer end integrally connected of outer handle, and the rear end of finger-print cipher input unit is consolidated There are one covers 42 for fixed connection, and hand of the opening away from the L-shaped of cover is formed between the finger-print cipher input unit and cover Finger stretches into chamber 411;The position opposite with cover is equipped with finger-print cipher input module 43 in the finger-print cipher input unit.
The finger-print cipher input module is included there are one Password Input module board 433, along outer handle length direction It is connected to 4 pressure sensors 432 of Password Input module board, 4 be respectively fixedly connected on each pressure sensor A finger print acquisition module 431.
The outer handle outer wall is located at finger and stretches into confirmation button 412 there are one the installations of chamber left side, the outer panels top There are one display screens 33 for installation.
The electric mortise lock, display screen, each pressure sensor, finger print acquisition module and confirm button respectively with peace Control circuit board electrical connection in externally manifolded plate or inner panel.
When inputting finger-print cipher by finger-print cipher input module, index finger, middle finger, ring finger and little finger are corresponding respectively to press On four finger print acquisition modules along the arrangement of outer handle left and right directions, each finger presses each fingerprint according to password order and adopts Collection module makes the pressure suffered by the pressure sensor of corresponding position reach default value, the pressure suffered by the pressure sensor Power numerical value real-time display on the display screen, 4 row double figures of real-time display number on the display screen, 4 column of figure are right respectively The pressure value of four pressure sensors that should be arranged from left to right, and when the pressure sensor value that is under pressure of corresponding position is zero When, the respective column Dynamic Announce pseudo random number on display screen;When pressure sensor in each position is pressed into default value, make The confirmation button is pressed with thumb, is pressed after confirming button, the finger print acquisition module of control circuit board extraction corresponding position obtains The finger print information got forms four according to the fingerprint sequence with different pressures value while sequential arrangement, control circuit board The fingerprint sequence information comparison that fingerprint sequence and user are independently set, if fingerprint sequence information is consistent, judges Password Input Correctly, control circuit board control electric mortise lock performs unlocking step, if fingerprint sequence information is inconsistent, judges Password Input mistake Accidentally, user is prompted to re-enter password by display screen.
The real-time pressure value precision of the display screen display is multiplied by 10 and is scaled integer and show for 0.1 newton, such as pressure Force value is 0.2 Newtonian time, shows screen display 2(Value shown on display screen is hereafter denoted as pressing force).
The default value of the pressure be fixed numbers, when pressing the pressure sensor, when real-time pressure value with Difference between the fixed numbers of setting is less than 0.2 Newtonian time, it is believed that real-time pressure value is equal to default value;The display The precision of shown real-time pressure numerical value is 0.1 newton on screen.
In order to more directly understand the key of finger-print cipher input module, citing below further illustrates:Such as forefinger, in Finger, nameless and little finger of toe correspond to 1,2,3 and 4 respectively, if setting code is 2143, set pressing force as 8765(Pressure may be selected Numerical value is 1-8), then middle finger is pressed successively, makes to press confirmation button when secondary series is shown in the range of 6 to 10 on display screen, then Forefinger is pressed, makes to press confirmation button when first row is shown in the range of 5 to 9 on display screen, then presses little finger of toe, make on display screen Confirmation button is pressed when in the range of the 4th row display 4 to 8, finally presses the third finger, third row on display screen is made to show 3 to 7 models Confirmation button is pressed when enclosing interior.
Certainly, password can also be set as common 6 bit digital, for example setting code is 232421, set pressing force as 876567, then middle finger is pressed successively(Secondary series pressure shows 6 to 10), it is nameless(Third row pressure shows 5 to 9), middle finger(The Two row pressure show 4 to 8), little finger of toe(4th row pressure shows 3 to 7), middle finger(Secondary series pressure shows 4 to 8), forefinger(First Row pressure shows 5 to 9).
When the pressure sensor of corresponding position be under pressure value be zero when, the respective column Dynamic Announce pseudorandom on display screen Number.The pseudo random number can carry out calculating acquisition, such as a position according to the real-time pressing force of the pressure sensor being under pressure The pressure sensor put is under pressure value as N(N is 1-8)When, the pressure of other three positions is shown as(N+2)、(N+3)With (N-1).
By above-mentioned technological means, since four column of figure are closer on display screen, only user oneself knows see The number of which row, even if other people look at display screen, observation user is operated, and can not also know the password that user specifically inputs.
The outer panels top is located at display screen lower position and is equipped with bell button 32, and door is equipped in the inner panel Bell loudspeaker, the bell button, doorbell loudspeaker are electrically connected respectively with control circuit board.When pressing bell button, control circuit board The work of doorbell loudspeaker is controlled to prompt indoor user.
Embodiment 2
The present embodiment makes following improvement on the basis of embodiment 1:It is located at bell button and outer grip in the outer panels Position between hand is equipped with numeric keypad 31, and the numeric keypad is electrically connected with control circuit board, refers in user for inputting The Toe Transplantation for Segmental Finger of line password is injured and when can not normally input complete finger print password, user first inputs one group 6 on numeric keypad The password of bit digital, then user by any one above finger in index finger, middle finger, ring finger and little finger by an arbitrary position Finger print acquisition module on, control circuit board extracts the finger print information that at least one finger print acquisition module is got, and and user The finger print information independently set is compared, and after matching user identity, control circuit board is to the shifting with corresponding user identity binding Dynamic terminal sends dynamic verification code, user on the basis of the numerical value of dynamic verification code plus a setting number obtain second group it is close Code, after user inputs second group of password on numeric keypad, control circuit board control electric mortise lock performs unlocking step.
For example dynamic password is 756452, setting number is 123, then second inputted group password is 756575.

Claims (3)

1. a kind of smart home door lock, includes the lock body in door body, mounted on door body outside outer panels and Inner panel mounted on door body indoor;There are one oblique lock tongue and the more than one electricity with Square lock bolt for installation in the lock body Mortise lock;The outer handle for driving oblique lock tongue unlock is rotatablely equipped in the outer panels, driving is rotatablely equipped on the inner panel The Internal handle of oblique lock tongue unlock,
It is characterized in that:
There are one finger-print cipher input units for the outer handle outer end integrally connected, and the rear end of finger-print cipher input unit is fixedly connected with One cover forms an opening and stretches into chamber away from the finger of the L-shaped of cover between the finger-print cipher input unit and cover;Institute It states the position opposite with cover in finger-print cipher input unit and finger-print cipher input module is installed;
Finger-print cipher input module Password Input module board including there are one, is connected to close along outer handle length direction 4 pressure sensors of code input module circuit board, are respectively fixedly connected with 4 fingerprint collecting moulds on each pressure sensor Block;
The outer handle outer wall is located at finger and stretches into the installation of chamber left side there are one button is confirmed, the outer panels top is equipped with one A display screen;
The electric mortise lock, display screen, each pressure sensor, finger print acquisition module and confirm button respectively with mounted on Control circuit board electrical connection in outer panels or inner panel;
When inputting finger-print cipher by finger-print cipher input module, index finger, middle finger, ring finger and little finger respectively it is corresponding press along On four finger print acquisition modules of outer handle left and right directions arrangement, each finger presses each fingerprint collecting mould according to password order Block makes the pressure suffered by the pressure sensor of corresponding position reach default value, the number pressure suffered by the pressure sensor It is worth real-time display on the display screen, 4 row double figures of real-time display is digital on the display screen, and 4 column of figure correspond to certainly respectively From left to right arrangement four pressure sensors pressure value, and when the pressure sensor of corresponding position be under pressure value be zero when, Respective column Dynamic Announce pseudo random number on display screen;When pressure sensor in each position is pressed into default value, use Thumb presses the confirmation button, presses after confirming button, and the finger print acquisition module of control circuit board extraction corresponding position obtains The finger print information arrived forms four according to the fingerprint sequence with different pressures value while sequential arrangement, and control circuit board will The fingerprint sequence information comparison that fingerprint sequence is independently set with user, if fingerprint sequence information is consistent, judges Password Input just Really, control circuit board control electric mortise lock performs unlocking step, if fingerprint sequence information is inconsistent, judges Password Input mistake, User is prompted to re-enter password by display screen.
2. a kind of smart home door lock as described in claim 1, it is characterised in that:The default value of the pressure is fixed number Value, when pressing the pressure sensor, when the difference between real-time pressure value and the fixed numbers of setting is less than 0.2 newton When, it is believed that real-time pressure value is equal to default value;The precision of shown real-time pressure numerical value is 0.1 on the display screen Newton.
3. a kind of smart home door lock as described in claim 1, it is characterised in that:The outer panels top is located under display screen Orientation, which is put, is equipped with bell button, is equipped with doorbell loudspeaker in the inner panel, the bell button, doorbell loudspeaker respectively with control Circuit board electrical connection processed.
CN201710394144.3A 2017-05-28 2017-05-28 A kind of smart home door lock Active CN106968511B (en)

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CN201711441340.8A CN108179929B (en) 2017-05-28 2017-05-28 Intelligent household door lock
CN201711441215.7A CN108179928B (en) 2017-05-28 2017-05-28 Intelligent household door lock
CN201710394144.3A CN106968511B (en) 2017-05-28 2017-05-28 A kind of smart home door lock

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CN201711441215.7A Division CN108179928B (en) 2017-05-28 2017-05-28 Intelligent household door lock

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CN108179929B (en) 2020-07-17
CN108179928A (en) 2018-06-19
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CN108179928B (en) 2020-07-17
CN106968511A (en) 2017-07-21

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