CN111911002B - Dual-motor dual-system intelligent door lock - Google Patents

Dual-motor dual-system intelligent door lock Download PDF

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Publication number
CN111911002B
CN111911002B CN202010541174.4A CN202010541174A CN111911002B CN 111911002 B CN111911002 B CN 111911002B CN 202010541174 A CN202010541174 A CN 202010541174A CN 111911002 B CN111911002 B CN 111911002B
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driving motor
lock
dual
door lock
motor
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CN111911002A (en
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郑紫微
丁石磊
陈梓嘉
赵婷
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Ningbo University
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Ningbo University
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    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
    • 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
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • 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
    • 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
    • G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention relates to a double-motor double-system intelligent door lock, wherein a first driving motor and a second driving motor are arranged in a through hole, a processor obtains a first dynamic distance moved by a lock cylinder under the driving of the first driving motor and a second dynamic distance moved by the second driving motor when executing locking and unlocking according to the average rotating speed of each driving motor during working in a corresponding preset time period, and then the two driving motors are respectively commanded to drive the lock cylinder to move corresponding distances towards a lock catch or away from the lock catch according to a fingerprint identification result and a face image identification result of a user operating the door lock, so that the intelligent and accurate control of the opening and closing process of the door lock is completed based on the rotating speed of each driving motor and the identification result of the user, and the hidden danger problem that the door lock can be opened by simply copying fingerprints is avoided.

Description

Dual-motor dual-system intelligent door lock
Technical Field
The invention relates to the field of door locks, in particular to a double-motor double-system intelligent door lock.
Background
Currently, the lock is the requisite equipment in the entrance guard field. With the development of intelligence, various intelligent door locks are gradually pushed to the market. The existing intelligent door lock generally has an identity recognition function for a user, and the door lock can be opened and enters the room as long as the user passes through the user recognition of the intelligent door lock.
Although the existing intelligent door lock is convenient, the problems also exist: most of the existing intelligent door locks are realized based on a fingerprint identification technology, namely, as long as the fingerprint acquired by the door lock is identified as the fingerprint of a legal user with the authority to open the door lock, the intelligent door lock can not be further verified, but directly opens the door lock. Once a person tries to open the current intelligent door lock through the simple fingerprint backrest technology, the fingerprint identification function of the door lock can be broken through very easily in identification, and then illegal behaviors are implemented, so that the existing intelligent door lock has great potential safety hazards.
Disclosure of Invention
The invention aims to solve the technical problem of providing a double-motor double-system intelligent door lock aiming at the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a two motor dual system intelligence locks, includes the lock body, the lock body has well cavity and lockhole, has the lock core that shifts into or shift out the lockhole in the cavity, and well cavity has lock core access hole, its characterized in that still includes:
the first driving motor drives the lock cylinder to move a first dynamic distance towards the lock hole within a first preset time period or drives the lock cylinder to move a first dynamic distance away from the lock hole; wherein the first preset time period is marked as T1，T1>0, the first driving motor is in the first preset time period T1Inner average speed of rotation is marked R1(T1) The lock cylinder is in a first preset time period T1The first dynamic distance of movement is marked d1(T1)；
The second driving motor corresponds to the driving of the first driving motor and drives the lock core to move a second dynamic distance towards the lock hole or drives the lock core to move a second dynamic distance away from the lock hole; wherein the second preset time period is marked as T2，T2>0, the second driving motor is in the second preset time period T2Inner average speed of rotation is marked R2(T2) The lock cylinder is in a second preset time period T2The second dynamic distance of movement is marked d2(T2) (ii) a First dynamic distance d1(T1) A second dynamic distance d2(T2) The sum of the distance between the lock cylinder access hole and the lock hole is marked as D, and D is equal to D1(T1)+d2(T2)；
The displacement sensor is arranged on the lock cylinder and used for acquiring the moving distance of the lock cylinder;
the wireless communication device is arranged in the hollow cavity;
the fingerprint identification device is arranged on the surface of the door lock body;
the main camera device is arranged on the front side of the door lock body;
the auxiliary camera device is arranged on the back of the door lock body;
a timer;
the memory is respectively connected with the wireless communication device, the fingerprint identification device, the main camera device and the auxiliary camera device;
the USB port is connected with the memory and arranged on the door lock body;
the touch display screen is arranged on the surface of the door lock body;
the processor is respectively connected with the first driving motor, the second driving motor, the displacement sensor, the wireless communication device, the fingerprint identification device, the main camera device, the auxiliary camera device, the timer, the memory, the USB port and the touch display screen; the processor respectively controls the first driving motor and the second driving motor to work according to the identification result of the fingerprint identification device and the image data collected by the main camera device and the auxiliary camera device, and drives the lock cylinder to move into or out of the lock hole, so that the lock is opened and closed.
In the dual-motor dual-system intelligent door lock, the main camera device and the auxiliary camera device both adopt cameras with infrared camera functions.
Further, in the dual-motor dual-system intelligent door lock, the wireless communication device at least comprises a Bluetooth communication module.
Still further, in the dual-motor dual-system intelligent door lock, the wireless communication device further comprises an LTE communication module connected with a remote monitoring platform.
Further, in the dual-motor dual-system intelligent door lock, the processor controls the first driving motor and the second driving motor to work respectively according to the following modes:
step 1, the processor processes according to the fingerprint identification result of the fingerprint identification device:
when the fingerprint result is a legal user fingerprint, the processor commands the first driving motor to drive the first dynamic distance, and the step 2 is carried out; otherwise, the processor does not command the first driving motor and the second driving motor to work;
step 2, the processor makes judgment processing according to the face image collected by the main camera device:
when the collected facial image is the facial image of a legal user, the processor commands the first driving motor to stop working and commands the second driving motor to drive a second dynamic distance; otherwise, the processor does not command the first drive motor and the second drive motor to operate.
In the dual-motor dual-system intelligent door lock, the first preset time period T is set1∈(0s,5s]The second preset time period T2∈(1s,5s]。
Preferably, in the dual-motor dual-system intelligent door lock, the following relationship is satisfied between the first dynamic distance and the second dynamic distance:
Figure GDA0003118977820000031
δ>0 and delta are constants.
Compared with the prior art, the invention has the advantages that: according to the intelligent door lock, the through hole is provided with the first driving motor and the second driving motor, then the processor obtains a first dynamic distance moved by the lock core under the driving of the first driving motor and a second dynamic distance moved by the second driving motor when the lock is opened and closed according to the average rotating speed of each driving motor during working in a corresponding preset time period, and then the two driving motors are respectively commanded to drive the lock core to move towards the lock catch or away from the lock catch according to the fingerprint identification result and the face image identification result of a user operating the door lock, so that the intelligent and accurate control of the opening and closing process of the door lock is completed based on the rotating speed of each driving motor and the identification result of the user identity, and the hidden danger problem that the door lock can be opened by simply copying the fingerprint is avoided.
Drawings
Fig. 1 is a schematic connection diagram of main components in a dual-motor dual-system intelligent door lock in the embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Referring to fig. 1, the present embodiment provides a dual-motor dual-system intelligent door lock, including:
a door lock body (not shown in the figure) which is provided with a hollow cavity chamber and a lock hole, wherein the hollow cavity chamber is internally provided with a lock cylinder which moves into or out of the lock hole, and the hollow cavity chamber is provided with a lock cylinder access hole;
the first driving motor 1 is used for driving the lock cylinder to move a first dynamic distance towards the lock hole in a first preset time period or driving the lock cylinder to move a first dynamic distance away from the lock hole; wherein the first preset time period is marked as T1，T1>0, first preset time period T1∈(0s,5s]The first driving motor is in a first preset time period T1Inner average speed of rotation is marked R1(T1) The lock cylinder is in a first preset time period T1The first dynamic distance of movement is marked d1(T1)；
The second driving motor 2 corresponds to the driving of the first driving motor (1) and drives the lock core to move a second dynamic distance towards the lock hole or drives the lock core to move a second dynamic distance away from the lock hole; wherein the second preset time period is marked as T2，T2>0, second preset time period T2∈(1s,5s]The second driving motor is in a second preset time period T2Inner average speed of rotation is marked R2(T2) The lock cylinder is in a second preset time period T2The second dynamic distance of movement is marked d2(T2) (ii) a First dynamic distance d1(T1) A second dynamic distance d2(T2) The sum of the distance between the lock cylinder access hole and the lock hole is marked as D, and D is equal to D1(T1)+d2(T2)；
The displacement sensor 3 is arranged on the lock cylinder and used for acquiring the moving distance of the lock cylinder;
a wireless communication device 4 arranged in the hollow chamber; the wireless communication device 4 at least comprises a Bluetooth communication module and an LTE communication module connected with a remote monitoring platform;
the fingerprint identification device 5 is arranged on the surface of the door lock body;
the main camera device 6 is arranged on the front side of the door lock body; the main camera device 6 is responsible for collecting face images of the legal identity of the user identified by the user;
a sub-camera 7 arranged on the back of the door lock body; the main camera device 6 and the auxiliary camera device 7 both adopt cameras with infrared camera functions; the auxiliary camera device 7 is used for collecting images of a user and storing the images;
a timer 8;
a memory 9 connected to the wireless communication device 4, the fingerprint recognition device 5, the main imaging device 6 and the sub imaging device 7, respectively;
a USB port 10 connected with the memory 9, wherein the USB port 10 is arranged on the door lock body;
the touch display screen 11 is arranged on the surface of the door lock body;
the processor 12 is respectively connected with the first driving motor 1, the second driving motor 2, the displacement sensor 3, the wireless communication device 4, the fingerprint identification device 5, the main camera device 6, the auxiliary camera device 7, the timer 8, the memory 9, the USB port 10 and the touch display screen 11; the processor 12 controls the first driving motor and the second driving motor to work respectively according to the identification result of the fingerprint identification device and the image data collected by the main camera device and the auxiliary camera device, and drives the lock cylinder to move into or out of the lock hole, so that the lock is opened and closed. Specifically, the processor 12 in this embodiment controls the first driving motor and the second driving motor to operate respectively as follows:
step 1, the processor 12 performs processing according to the fingerprint identification result of the fingerprint identification device 5:
when the fingerprint result is a legal user fingerprint, the processor 12 commands the first driving motor 1 to drive the first dynamic distance d1(T1) Turning to the step 2; otherwise, the processor 12 does not command the first driving motor 1 and the second driving motor 2 to work;
step 2, the processor 12 makes judgment processing according to the face image collected by the main camera device 6:
when the captured facial image is that of a legitimate user, the processor 12 commands the first driveThe motor 1 stops working and commands the second drive motor 2 to drive the second dynamic distance d2(T2) (ii) a Otherwise, the processor 12 does not command the first drive motor 1 and the second drive motor 2 to operate. Wherein, the second dynamic distance and the first dynamic distance satisfy the following relation:
Figure GDA0003118977820000041
δ>0 and delta are constants.
According to the intelligent door lock, the through hole is provided with the first driving motor and the second driving motor, then the processor obtains a first dynamic distance moved by the lock core under the driving of the first driving motor and a second dynamic distance moved by the second driving motor when the lock is opened and closed according to the average rotating speed of each driving motor during working in a corresponding preset time period, and then the two driving motors are respectively commanded to drive the lock core to move towards the lock catch or away from the lock catch according to the fingerprint identification result and the face image identification result of a user operating the door lock, so that the intelligent and accurate control of the opening and closing process of the door lock is completed based on the rotating speed of each driving motor and the identification result of the user identity, and the problem of hidden danger that the door lock can be opened by simply copying the fingerprint is avoided.

Claims (7)

1. The utility model provides a two motor dual system intelligence locks, includes the lock body, the lock body has well cavity and lockhole, has the lock core that shifts into or shift out the lockhole in the cavity, and well cavity has lock core access hole, its characterized in that still includes:
the first driving motor (1) drives the lock core to move a first dynamic distance towards the lock hole within a first preset time period or drives the lock core to move a first dynamic distance away from the lock hole; wherein the first preset time period is marked as T1，T1>0, the first driving motor is in the first preset time period T1Inner average speed of rotation is marked R1(T1) The lock cylinder is in a first preset time period T1Moving first dynamic distance markerIs d1(T1)；
The second driving motor (2) corresponds to the driving of the first driving motor (1) and drives the lock core to move a second dynamic distance towards the lock hole or a second dynamic distance away from the lock hole; wherein the second preset time period is marked as T2，T2>0, the second driving motor is in the second preset time period T2Inner average speed of rotation is marked R2(T2) The lock cylinder is in a second preset time period T2The second dynamic distance of movement is marked d2(T2) (ii) a First dynamic distance d1(T1) A second dynamic distance d2(T2) The sum of the distance between the lock cylinder access hole and the lock hole is marked as D, and D is equal to D1(T1)+d2(T2)；
The displacement sensor (3) is arranged on the lock cylinder and used for acquiring the moving distance of the lock cylinder;
a wireless communication device (4) arranged in the hollow cavity;
the fingerprint identification device (5) is arranged on the surface of the door lock body;
the main camera device (6) is arranged on the front surface of the door lock body;
a sub-camera device (7) arranged on the back of the door lock body;
a timer (8);
a memory (9) which is respectively connected with the wireless communication device (4), the fingerprint identification device (5), the main camera device (6) and the auxiliary camera device (7);
a USB port (10) connected with the memory (9), wherein the USB port (10) is arranged on the door lock body;
the touch display screen (11) is arranged on the surface of the door lock body;
the processor (12) is respectively connected with the first driving motor (1), the second driving motor (2), the displacement sensor (3), the wireless communication device (4), the fingerprint identification device (5), the main camera device (6), the auxiliary camera device (7), the timer (8), the memory (9), the USB port (10) and the touch display screen (11); and the processor respectively controls the first driving motor and the second driving motor to work according to the identification result of the fingerprint identification device and the image data collected by the main camera device and the auxiliary camera device (12), and drives the lock cylinder to move into or out of the lock hole to realize locking and unlocking.
2. The dual-motor dual-system intelligent door lock according to claim 1, wherein the main camera device (6) and the auxiliary camera device (7) are both cameras with infrared camera function.
3. The dual-motor dual-system intelligent door lock according to claim 2, wherein the wireless communication device (4) at least comprises a Bluetooth communication module.
4. The dual-motor dual-system intelligent door lock according to claim 3, wherein the wireless communication device (4) further comprises an LTE communication module connected with a remote monitoring platform.
5. The dual-motor dual-system intelligent door lock according to any one of claims 1 to 4, wherein the processor controls the first driving motor and the second driving motor to work respectively according to the following modes:
step 1, the processor processes according to the fingerprint identification result of the fingerprint identification device:
when the fingerprint result is a legal user fingerprint, the processor commands the first driving motor to drive the first dynamic distance, and the step 2 is carried out; otherwise, the processor does not command the first driving motor and the second driving motor to work;
step 2, the processor makes judgment processing according to the face image collected by the main camera device:
when the collected facial image is the facial image of a legal user, the processor commands the first driving motor to stop working and commands the second driving motor to drive a second dynamic distance; otherwise, the processor does not command the first drive motor and the second drive motor to operate.
6. Dual motor dual according to claim 5The system intelligent door lock is characterized in that the first preset time period T1∈(0s,5s]The second preset time period T2∈(1s,5s]。
7. The dual-motor dual-system intelligent door lock of claim 5, wherein the following relationship is satisfied between the first dynamic distance and the second dynamic distance:
Figure FDA0003118977810000021
δ is a constant.
CN202010541174.4A 2020-06-15 2020-06-15 Dual-motor dual-system intelligent door lock Active CN111911002B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN202010541174.4A CN111911002B (en) 2020-06-15 2020-06-15 Dual-motor dual-system intelligent door lock

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CN111911002A CN111911002A (en) 2020-11-10
CN111911002B true CN111911002B (en) 2021-09-24

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5528914A (en) * 1994-09-27 1996-06-25 Sensormatic Electronics Corporation Security tag and complemental deactivation apparatus
CN204343822U (en) * 2014-12-11 2015-05-20 东莞市德曼木业有限公司 A kind of electronic lock of bi-motor structure
CN208430892U (en) * 2018-07-19 2019-01-25 佛山市奇点安防科技有限公司 Lockset and door-plate system
CN108979342B (en) * 2018-08-02 2020-06-16 南通福特德尔智能科技有限公司 Fingerprint password lock body
CN110700730A (en) * 2019-09-11 2020-01-17 安徽云涛智能科技有限公司 Full-automatic burglary-resisting door of multi-functional face identification

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