CN114155633A - Fingerprint anti-theft coded lock - Google Patents
Fingerprint anti-theft coded lock Download PDFInfo
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- CN114155633A CN114155633A CN202111457585.6A CN202111457585A CN114155633A CN 114155633 A CN114155633 A CN 114155633A CN 202111457585 A CN202111457585 A CN 202111457585A CN 114155633 A CN114155633 A CN 114155633A
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- 238000004891 communication Methods 0.000 claims abstract description 35
- 238000003491 array Methods 0.000 claims description 3
- 210000003811 finger Anatomy 0.000 description 54
- 210000004932 little finger Anatomy 0.000 description 7
- 230000002354 daily effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005224 forefinger Anatomy 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME 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
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically 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
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME 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
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00817—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys where the code of the lock can be programmed
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a fingerprint anti-theft coded lock, which comprises an intelligent fingerprint lock, an intelligent touch screen, a display screen, a fingerprint input and record device, a plurality of fingerprint identifiers, a microprocessor, a local area network communication module, a user group, a random number generation module and a plurality of fingerprint input and record groups in one-to-one correspondence with the fingerprint identifiers, wherein the intelligent touch screen is connected with the fingerprint input and record device through the microprocessor; the microprocessor is electrically connected with the intelligent touch screen, the display screen, the fingerprint input and record device, the plurality of fingerprint identifiers, the local area network communication module and the user group; the microprocessor establishes communication connection with a user mobile phone through a local area network communication module; the user group comprises a random number generation module and a plurality of fingerprint input and record groups. The probability of the theft of the fingerprint anti-theft coded lock is inversely proportional to the number of the fingerprint identifier and the fingerprint input and output group, the number of the finger fingerprints of the user is defined as n (n is more than or equal to 1 and less than or equal to 5), and even if lawbreakers steal all the fingerprints of the user, the probability of the theft-proof coded lock being opened by the lawbreakers is
Greatly reduce the quiltThe probability of being stolen improves the anti-theft performance.
Description
Technical Field
The invention relates to the technical field of anti-theft door locks, in particular to a fingerprint anti-theft coded lock.
Background
The door lock is the first safety barrier of family, is the equipment that can all use in the family nearly every day, generally is to install the tool to lock on the door body and realize the effect of locking the door, but present mechanical lock is owing to have the lockhole, just need only be equipped with a small amount of instruments and a little unlocking skill to the people who has bad thinking and just easily pry the mechanical lock or the not damaged is opened, has the problem that the security is bad, especially under the condition of not locking down the safety catch, the mechanical lock just is opened by "second" very easily. Therefore, fingerprint security door locks appear on the market.
The patent (application No. 202021258381.0) discloses a fingerprint lock with high anti-theft performance, which comprises an anti-theft electromagnetic lock body, wherein a central processing unit and an electromagnetic driving mechanism are arranged inside the anti-theft electromagnetic lock body, a mounting groove is arranged on the front side wall of the anti-theft electromagnetic lock body, a protective cover is movably mounted on one side of the front side of the anti-theft electromagnetic lock body in the mounting groove, a setting groove is arranged in the mounting groove, a cleaning fingerprint pad is arranged in the setting groove, a fingerprint acquisition device and a touch password screen are arranged in the mounting groove, the input end of the central processing unit is electrically connected with a fingerprint acquisition contrast module and a power supply module, the input end of the fingerprint acquisition contrast module is electrically connected with the output end of the fingerprint acquisition device, and the output end of the central processing unit is electrically connected with the input end of the electromagnetic driving mechanism, the utility model discloses a theftproof electromagnetic lock, including central processing unit, central processing unit's input electric connection has the password contrast module, the password contrast module the input with the output electric connection of touch-sensitive password screen, the vertical draw-in groove that is equipped with in middle part of touch-sensitive password screen, central processing unit's input electric connection has plug-in card information contrast module, plug-in card information contrast module input with the output electric connection of draw-in groove, central processing unit's output electric connection has wireless signal transmission module, wireless signal transmission module signal connection has monitor terminal, camera device is installed at the front side top of theftproof electromagnetic lock body, central processing unit's input electric connection has the contrast module of making a video recording, the input of the contrast module of making a video recording with camera device output electric connection.
In the above-mentioned scheme, the user can manually take out the remaining fingerprint of clearance fingerprint pad clearance after unblanking, nevertheless can cause the fingerprint to reveal owing to forget the clearance sometimes, has increased stolen risk.
Disclosure of Invention
The invention aims to overcome the technical defects and provide a fingerprint anti-theft coded lock, which solves the technical problem that in the prior art, a user forgets to clean the residual fingerprint, so that the risk of theft is increased.
In order to achieve the technical purpose, the technical scheme of the invention provides a fingerprint anti-theft coded lock, which comprises: an intelligent fingerprint lock, an intelligent touch screen and display screen, a fingerprint input and record device, a plurality of fingerprint identifiers, a microprocessor, a local area network communication module, a user group, a random number generation module, a plurality of fingerprint input and record groups which are in one-to-one correspondence with the fingerprint identifiers,
the intelligent touch screen and display screen, the fingerprint input and recording device and the fingerprint identifiers are fixedly arranged on the front end surface of the intelligent fingerprint lock;
the microprocessor, the local area network communication module and the user group are fixedly arranged in the intelligent fingerprint lock; the microprocessor is electrically connected with the intelligent touch screen, the display screen, the fingerprint input and record device, the plurality of fingerprint identifiers, the local area network communication module and the user group; the microprocessor establishes communication connection with a user mobile phone through the local area network communication module;
the user group comprises the random number generation module and a plurality of fingerprint input and record groups;
a user creates a user group in advance through the intelligent touch screen and the display screen, then the user selects fingerprints of a plurality of fingers through the fingerprint input and record device to be sequentially input and stored in a plurality of fingerprint input and record groups in the user group, and the user self memorizes the corresponding sequence of the input fingerprint fingers and the plurality of fingerprint input and record groups;
when the user unlocks the lock in daily life, when the user enters the area range set by the local area network communication module, the local area network communication module automatically establishes communication connection with a user mobile phone, the random number generation module starts to randomly generate a natural number arrangement group, the array is transmitted to the mobile phone of the user through the local area network communication module, the user can select the fingers corresponding to the digital sequence in the array to be attached to the corresponding fingerprint identifier according to the sequence of the input fingerprint fingers corresponding to a plurality of fingerprint input and input arrays and the digital sequence in the array, after the fingerprint identifier identifies the fingerprint, the microprocessor is used for sequentially calling the fingerprints input and recorded in a plurality of fingerprint input and recording groups for comparison, when the fingerprints of the plurality of fingers are correct and correct, the microprocessor controls the intelligent fingerprint lock to be unlocked.
Furthermore, the number of the fingerprint identifiers, the number of the fingerprint input and record groups and the number of the natural number array groups generated by the random number generation module are all equal and are not more than 5.
Further, each element in the natural number array generated by the random number generation module is limited to be between 1 and 5 positive integers.
Further, fingerprint identification ware with the defeated group of recording of fingerprint all is provided with 4, and the one-to-one setting, 4 fingerprint identification ware sets up side by side according to the order from top to bottom the positive terminal surface of intelligent fingerprint lock, user's forefinger, middle finger, ring finger and little finger respectively with 4 from top to bottom fingerprint identification ware one-to-one.
Further, the fingerprint anti-theft coded lock further comprises:
the wiping device is movably arranged on the front end face of the intelligent fingerprint lock;
the driving device is fixedly arranged at the bottom of the intelligent fingerprint lock, and the output end of the driving device is fixedly connected with the wiping device;
the sensing element is electrically connected with the microprocessor;
the sensing element is used for sensing the opening and closing state information of the intelligent fingerprint lock and transmitting the opening and closing state information to the microprocessor, and the microprocessor transmits a start and stop signal to the driving device according to the opening and closing state information so as to drive the wiping device to erase the residual fingerprint on the intelligent fingerprint lock.
Furthermore, wiping arrangement is including the cover body and clean the pad, cover body activity cover is located the positive terminal surface of intelligence fingerprint lock, clean the fixed setting of pad and be in the inner wall of the cover body to hug closely the positive terminal surface setting of intelligence fingerprint lock.
Further, the wiping pad is a sponge wiping pad.
Further, the driving device includes:
the fixing frame is fixedly arranged on the door body and surrounds the periphery of the intelligent fingerprint lock inside the fixing frame;
the two screws are respectively and rotatably arranged on two sides of the fixed frame, threaded holes matched with the screws are formed in two sides of the cover body, and the top ends of the screws are in threaded connection with the cover body;
the two motors are respectively fixed at the bottoms of the two sides of the fixing frame, and the output ends of the motors are fixedly connected with the bottom ends of the corresponding screw rods.
Furthermore, the sensing element is a photoelectric sensor fixedly installed between the intelligent fingerprint lock and the door frame and used for sensing the opening and closing state of the lock cylinder of the intelligent fingerprint lock.
Compared with the prior art, the invention has the beneficial effects that:
the probability of the theft of the fingerprint anti-theft coded lock is inversely proportional to the number of the fingerprint recognizer and the fingerprint input and record group, the number of the finger fingerprints of the user is defined as n (n is more than or equal to 1 and less than or equal to 5), and even after lawbreakers steal all the fingerprints of the user, the probability of the theft-proof coded lock being opened by the lawbreakers is 1/Ann is the same as the formula (I). Generally, the fingers used by the user are 4 fingers including an index finger, a middle finger, a ring finger and a little finger, and under the condition that a lawbreaker steals the fingerprints of the 4 fingers of the user, the probability of being stolen is 1/24, so that the probability of being stolen is greatly reduced, and the anti-theft performance is improved.
Drawings
FIG. 1 is a front view of a fingerprint anti-theft combination lock provided by the present invention;
FIG. 2 is a schematic block diagram of a fingerprint anti-theft combination lock provided by the present invention;
FIG. 3 is a schematic block diagram of a user group in the embodiment;
fig. 4 is a left side view of a fingerprint anti-theft coded lock provided by the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides a fingerprint anti-theft coded lock, the structure of which is shown in figures 1-3, and the coded lock comprises an intelligent fingerprint lock 1, an intelligent touch screen and display screen 2, a fingerprint input and record device 3, a plurality of fingerprint identifiers 4, a microprocessor 5, a local area network communication module 6, a user group 7, a random number generation module 8, a plurality of fingerprint input and record groups 9 which are in one-to-one correspondence with the fingerprint identifiers 4,
the intelligent touch screen and display screen 2, the fingerprint input and recording device 3 and the fingerprint identifiers 4 are fixedly arranged on the positive end face of the intelligent fingerprint lock 1;
the microprocessor 5, the local area network communication module 6 and the user group 7 are fixedly arranged inside the intelligent fingerprint lock 1; the microprocessor 5 is electrically connected with the intelligent touch screen and display screen 2, the fingerprint input and record device 3, the plurality of fingerprint identifiers 4, the local area network communication module 6 and the user group 7; the microprocessor 5 establishes communication connection with a user mobile phone through the local area network communication module 6;
the user group 7 comprises the random number generation module 8 and a plurality of fingerprint input and record groups 9;
a user can create a user group 7 belonging to the user in advance through the intelligent touch screen and the display screen 2, then the user selects fingerprints of a plurality of fingers through the fingerprint input and record device 3 to be sequentially input and stored in a plurality of fingerprint input and record groups 9 in the user group 7, and the user memorizes the corresponding sequence of the input and recorded fingerprint fingers and the plurality of fingerprint input and record groups 9;
when the user unlocks the lock in daily life, when the user enters the area range set by the local area network communication module 6, the local area network communication module 6 automatically establishes communication connection with a user mobile phone, the random number generation module 8 starts to randomly generate a natural number arrangement group, and the array is transmitted to the mobile phone of the user through the local area network communication module 6, the user can select the fingers corresponding to the digital sequence in the array to be attached to the corresponding fingerprint identifier 4 according to the sequence of the input fingerprint fingers corresponding to a plurality of fingerprint input and output arrays 9 and the digital sequence in the array, after the fingerprint identifier 4 identifies the fingerprint, the microprocessor 5 is used for sequentially calling the fingerprints input and recorded in a plurality of fingerprint input and recording groups 9 for comparison, when the fingerprints of the plurality of fingers are correct and correct, the microprocessor 5 controls the intelligent fingerprint lock 1 to be unlocked.
The probability of the theft of the fingerprint anti-theft coded lock is inversely proportional to the number of the fingerprint recognizer 4 and the fingerprint input and record group 9, the number of the finger fingerprints of the user is defined as n (n is more than or equal to 1 and less than or equal to 5), and even after lawbreakers steal all the fingerprints of the user, the probability of the theft-proof coded lock being opened by the lawbreakers is
Generally, the fingers used by the user are 4 fingers including an index finger, a middle finger, a ring finger and a little finger, and under the condition that a lawbreaker steals the fingerprints of the 4 fingers of the user, the probability of being stolen is 1/24, so that the probability of being stolen is greatly reduced, and the anti-theft performance is improved.
In a preferred embodiment, the number of the fingerprint identifiers 4, the number of the fingerprint input groups 9, and the number of the natural number array generated by the random number generation module 8 are all equal to each other and are not more than 5.
In a preferred embodiment, each element in the natural number array generated by the random number generation module 8 is defined between 1 and 5 positive integers.
As a specific embodiment, the fingerprint identification device 4 and the fingerprint input and output group 9 are respectively provided with 4 sets, and are arranged in a one-to-one correspondence manner, 4 the fingerprint identification device 4 is arranged side by side according to the sequence from top to bottom on the positive end surface of the intelligent fingerprint lock 1, and the index finger, the middle finger, the ring finger and the little finger of the user are respectively in a one-to-one correspondence relationship with the 4 fingerprint identification devices from top to bottom.
As a specific embodiment, the user may change the corresponding relationship between 4 fingers and 4 fingerprint identifiers 4 by changing the sequence of the 4 fingers when the fingerprint input device 3 inputs the fingerprint.
As a preferred embodiment, please continue to refer to fig. 1 and 4, the fingerprint anti-theft combination lock further includes a wiping device 11, a driving device 12 and a sensing element 13, wherein the wiping device 11 is movably disposed on a positive end surface of the intelligent fingerprint lock 1; the driving device 12 is fixedly arranged at the bottom of the intelligent fingerprint lock 1, and the output end of the driving device 12 is fixedly connected with the wiping device 11; the sensing element 13 is electrically connected with the microprocessor 5 and used for sensing the opening and closing state information of the intelligent fingerprint lock 1 and transmitting the opening and closing state information to the microprocessor 5, and the microprocessor 5 transmits a start and stop signal to the driving device 12 according to the opening and closing state information so as to drive the wiping device 11 to wipe off the residual fingerprint on the intelligent fingerprint lock 1.
In a preferred embodiment, the wiping device 11 includes a cover 111 and a wiping pad 112, the cover 111 is movably covered on the front end face of the intelligent fingerprint lock 1, and the wiping pad 112 is fixedly disposed on the inner wall of the cover 111 and is tightly attached to the front end face of the intelligent fingerprint lock 1. As a specific example, the wiping pad 112 is a sponge wiping pad.
As a preferred embodiment, the driving device 12 includes a fixing frame 121, two screws 122 and two motors 123, wherein the fixing frame 121 is fixedly disposed on the door body and surrounds the periphery of the smart fingerprint lock 1 inside the door body; the two screws 122 are respectively rotatably arranged on two sides of the fixed frame 121, threaded holes matched with the screws 122 are respectively formed in two sides of the cover body 111, and the top ends of the screws 122 are in threaded connection with the cover body 111; the two motors 123 are respectively fixed at the bottoms of the two sides of the fixing frame 121, and the output ends of the motors 123 are fixedly connected with the bottom ends of the corresponding screw rods 122.
As a preferred embodiment, referring to fig. 4, the sensing element 13 is a photoelectric sensor fixedly installed between the intelligent fingerprint lock 1 and the door frame, and is configured to sense an opening and closing state of the lock cylinder of the intelligent fingerprint lock 1. The side wall of the door body is provided with a groove, and the photoelectric sensor is fixedly arranged in the groove.
To facilitate an understanding of the invention, the working principle of the invention is illustrated below with reference to fig. 1-4:
in this embodiment, the fingerprint identifier 4 and the fingerprint input and record group 9 are respectively provided with 4 fingerprint identifiers, and are arranged in a one-to-one correspondence manner. Before use, a user creates a user group 7 belonging to the user through the intelligent touch screen and the display screen 2, then the user selects fingerprints of 4 fingers through the fingerprint input and record device 3 to be sequentially input and stored in 4 corresponding fingerprint input and record groups 9, and the user memorizes the corresponding sequence of the input and recorded fingerprint fingers and a plurality of fingerprint input and record groups 9; in the default state, the index finger, the middle finger, the ring finger and the little finger of the user respectively correspond to the 4 fingerprint identifiers 4 from top to bottom one by one.
When a daily user unlocks the lock, when the user enters the area range set by the local area network communication module 6, the local area network communication module 6 automatically establishes communication connection with the mobile phone of the user, the random number generation module 8 starts to randomly generate a 4-digit natural number array group with random arrangement of natural numbers 1-4, and transmits the array group to the mobile phone of the user through the local area network communication module 6, the user can sequentially select fingers with corresponding digital sequences in the array group to be attached to the corresponding fingerprint identifiers 4 according to the sequence of the input fingerprint fingers corresponding to a plurality of fingerprint input groups 9 and the digital sequences in the array group, for example, when the array received by the user is 3124, firstly attach a ring finger to the 3 rd fingerprint identifier 4, then attach a forefinger finger to the 1 st fingerprint identifier 4, then the middle finger is attached to the 2 nd fingerprint identification device 4, the little finger is attached to the 4 th fingerprint identification device 4 at last, after the fingerprint identification device 4 identified the fingerprint, through microprocessor 5 calls the fingerprint of the corresponding input in the fingerprint input group 9 in proper order and contrasts, and when 4 finger fingerprints were all correct, microprocessor 5 controlled 1 unblanks of intelligent fingerprint lock.
After intelligence fingerprint lock 1 unblanked, inductive element 13 senses the signal of unblanking to the transmission signal of unblanking extremely microprocessor 5, microprocessor 5 output to the signal of opening extremely drive arrangement 12, motor 123 drives screw rod 122 rotates, makes the cover body 111 with clean pad 112 and hug closely the positive terminal surface reciprocating motion of intelligence fingerprint lock 1, thereby will remaining fingerprint is erased on the positive terminal surface of intelligence fingerprint lock 1 to prevent that the fingerprint is stolen.
It should be noted that, in the unlocking process, the index finger, the middle finger, the ring finger and the small finger of the user respectively correspond to the 4 fingerprint identifiers 4 from top to bottom one by one, and the user can also change the corresponding relationship between the 4 fingers and the 4 fingerprint identifiers 4 by changing the sequence of the 4 fingers in the fingerprint input and recording device 3, wherein the corresponding relationship only exists in the memory of the user and cannot be obtained by other people, and the probability that the fingerprint anti-theft coded lock is stolen is 0.
The fingerprint anti-theft coded lock provided by the invention has the following beneficial effects:
(1) the probability of the theft of the fingerprint anti-theft coded lock is inversely proportional to the number of the fingerprint identifier 4 and the fingerprint input and record group 9, the number of the finger fingerprints of the user is defined as n (n is more than or equal to 1 and less than or equal to 5), and even after lawbreakers steal all the fingerprints of the user, the probability of the theft-proof coded lock being opened by the lawbreakers is 1/An n. Generally, the fingers used by the user are 4 fingers including an index finger, a middle finger, a ring finger and a little finger, and under the condition that a lawbreaker steals the fingerprints of the 4 fingers of the user, the probability of being stolen is 1/24, so that the probability of being stolen is greatly reduced, and the anti-theft performance is improved;
(2) the sensing element 13 can sense the opening and closing state information of the intelligent fingerprint lock 1, and transmit the opening and closing state information to the microprocessor 5, the microprocessor 5 transmits a start and stop signal to the driving device 12 according to the opening and closing state information to drive the wiping device 11 to erase the residual fingerprint on the intelligent fingerprint lock 1, so that the fingerprint leakage of a user can be avoided, and the fingerprint anti-theft coded lock is prevented from being stolen by a lawbreaker.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A fingerprint anti-theft coded lock is characterized by comprising: an intelligent fingerprint lock, an intelligent touch screen and display screen, a fingerprint input and record device, a plurality of fingerprint identifiers, a microprocessor, a local area network communication module, a user group, a random number generation module, a plurality of fingerprint input and record groups which are in one-to-one correspondence with the fingerprint identifiers,
the intelligent touch screen and display screen, the fingerprint input and recording device and the fingerprint identifiers are fixedly arranged on the front end surface of the intelligent fingerprint lock;
the microprocessor, the local area network communication module and the user group are fixedly arranged in the intelligent fingerprint lock; the microprocessor is electrically connected with the intelligent touch screen, the display screen, the fingerprint input and record device, the plurality of fingerprint identifiers, the local area network communication module and the user group; the microprocessor establishes communication connection with a user mobile phone through the local area network communication module;
the user group comprises the random number generation module and a plurality of fingerprint input and record groups;
a user creates a user group in advance through the intelligent touch screen and the display screen, then the user selects fingerprints of a plurality of fingers through the fingerprint input and record device to be sequentially input and stored in a plurality of fingerprint input and record groups in the user group, and the user self memorizes the corresponding sequence of the input fingerprint fingers and the plurality of fingerprint input and record groups;
when the user unlocks the lock in daily life, when the user enters the area range set by the local area network communication module, the local area network communication module automatically establishes communication connection with a user mobile phone, the random number generation module starts to randomly generate a natural number arrangement group, the array is transmitted to the mobile phone of the user through the local area network communication module, the user can select the fingers corresponding to the digital sequence in the array to be attached to the corresponding fingerprint identifier according to the sequence of the input fingerprint fingers corresponding to a plurality of fingerprint input and input arrays and the digital sequence in the array, after the fingerprint identifier identifies the fingerprint, the microprocessor is used for sequentially calling the fingerprints input and recorded in a plurality of fingerprint input and recording groups for comparison, when the fingerprints of the plurality of fingers are correct and correct, the microprocessor controls the intelligent fingerprint lock to be unlocked.
2. The fingerprint anti-theft coded lock according to claim 1, wherein the number of the fingerprint identifiers, the number of the fingerprint input groups and the number of the natural number array groups generated by the random number generation module are all equal to each other and do not exceed each other.
3. The fingerprint theft-proof coded lock according to claim 1, wherein each element in the natural number array generated by the random number generation module is defined between 1 and 5 positive integers.
4. The fingerprint anti-theft coded lock according to claim 1, wherein 4 fingerprint identifiers and 4 fingerprint input and output groups are arranged in a one-to-one correspondence manner, the 4 fingerprint identifiers are arranged on the positive end face of the intelligent fingerprint lock side by side in the sequence from top to bottom, and the index finger, the middle finger, the ring finger and the small finger of a user are respectively in one-to-one correspondence with the 4 fingerprint identifiers from top to bottom.
5. The fingerprint theft-proof coded lock according to claim 1, characterized in that, the user changes the corresponding relationship between 4 fingers and 4 fingerprint identifiers by changing the sequence of 4 fingers in the fingerprint inputting device.
6. The fingerprint theft protection combination lock of claim 1, further comprising:
the wiping device is movably arranged on the front end face of the intelligent fingerprint lock;
the driving device is fixedly arranged at the bottom of the intelligent fingerprint lock, and the output end of the driving device is fixedly connected with the wiping device;
the sensing element is electrically connected with the microprocessor;
the sensing element is used for sensing the opening and closing state information of the intelligent fingerprint lock and transmitting the opening and closing state information to the microprocessor, and the microprocessor transmits a start and stop signal to the driving device according to the opening and closing state information so as to drive the wiping device to erase the residual fingerprint on the intelligent fingerprint lock.
7. The fingerprint anti-theft coded lock according to claim 6, wherein the wiping device comprises a cover body and a wiping pad, the cover body is movably covered on the front end face of the intelligent fingerprint lock, and the wiping pad is fixedly arranged on the inner wall of the cover body and clings to the front end face of the intelligent fingerprint lock.
8. The fingerprint theft-proof coded lock of claim 7, wherein the wiping pad is a sponge wiping pad.
9. The fingerprint theft-proof combination lock of claim 7, wherein said driving means comprises:
the fixing frame is fixedly arranged on the door body and surrounds the periphery of the intelligent fingerprint lock inside the fixing frame;
the two screws are respectively and rotatably arranged on two sides of the fixed frame, threaded holes matched with the screws are formed in two sides of the cover body, and the top ends of the screws are in threaded connection with the cover body;
the two motors are respectively fixed at the bottoms of the two sides of the fixing frame, and the output ends of the motors are fixedly connected with the bottom ends of the corresponding screw rods.
10. The fingerprint anti-theft coded lock according to claim 9, wherein the sensing element is a photoelectric sensor fixedly installed between the intelligent fingerprint lock and a door frame, and is used for sensing the opening and closing state of the intelligent fingerprint lock core.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111457585.6A CN114155633A (en) | 2021-12-01 | 2021-12-01 | Fingerprint anti-theft coded lock |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111457585.6A CN114155633A (en) | 2021-12-01 | 2021-12-01 | Fingerprint anti-theft coded lock |
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| CN114155633A true CN114155633A (en) | 2022-03-08 |
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| 张燕红;王丽雪;童晨科;葛倍倍;: "基于单片机的指纹识别密码锁的设计", 工业控制计算机, no. 12, 25 December 2016 (2016-12-25) * |
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