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

A 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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lock
dual
door lock
motor
driving 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

本发明涉及一种双电机双系统智能门锁，通孔设置第一驱动电机和第二驱动电机两个电机，再由处理器根据各驱动电机在对应预设时间段内工作时的平均转速，得到在执行开关锁时，锁芯在第一驱动电机驱动下所移动的第一动态距离以及在第二驱动电机驱动下所移动的第二动态距离，进而再根据操作该门锁的用户的指纹识别结果和面部图像识别结果，分别命令两个驱动电机驱动锁芯朝着锁扣或者背离锁扣方向移动对应的距离，进而实现了基于各驱动电机转速和用户身份识别结果，完成对门锁开关过程的智能化准确控制，避免了通过简单拷贝指纹就可以打开门锁的隐患问题。

Figure 202010541174

The invention relates to a dual-motor dual-system intelligent door lock. Two motors, a first driving motor and a second driving motor, are arranged in a through hole, and then a processor is used to determine the average rotational speed of each driving motor when it works within a corresponding preset time period. When the switch lock is executed, the first dynamic distance that the lock cylinder moves under the driving of the first driving motor and the second dynamic distance that the lock cylinder moves under the driving of the second driving motor is obtained, and then according to the fingerprint of the user who operates the door lock The recognition result and the facial image recognition result respectively command the two drive motors to drive the lock cylinder to move the corresponding distance toward the lock or away from the lock, thereby realizing the completion of the door lock switch process based on the rotational speed of each drive motor and the user identity recognition results. The intelligent and accurate control of the device avoids the hidden problem that the door lock can be opened by simply copying the fingerprint.

Figure 202010541174

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)

1.一种双电机双系统智能门锁，包括门锁本体，门锁本体具有中空腔室和锁孔，中空腔室内具有移入或移出锁孔的锁芯，中空腔室具有锁芯出入孔，其特征在于，还包括：1. A dual-motor dual-system intelligent door lock, comprising a door lock body, the door lock body has a hollow chamber and a lock hole, the hollow chamber has a lock cylinder that moves in or out of the lock hole, and the hollow chamber has a lock cylinder access hole, It is characterized in that it also includes: 第一驱动电机(1)，驱动锁芯在第一预设时间段内朝着锁孔的方向移动第一动态距离或者驱动锁芯远离锁孔的方向移动第一动态距离；其中，第一预设时间段标记为T1，T1>0，第一驱动电机在第一预设时间段T1内的平均转速标记为R1(T1)，锁芯在第一预设时间段T1内移动的第一动态距离标记为d1(T1)；A first driving motor (1), which drives the lock cylinder to move a first dynamic distance in the direction of the lock hole within a first preset time period or drives the lock cylinder to move away from the lock hole by a first dynamic distance; Let the time period be marked as T 1 , T 1 >0, the average rotational speed of the first drive motor in the first preset time period T 1 is marked as R 1 (T 1 ), and the lock cylinder is in the first preset time period T 1 The first dynamic distance of inner movement is marked as d 1 (T 1 ); 第二驱动电机(2)，与第一驱动电机(1)的驱动相对应，驱动锁芯朝着锁孔的方向移动第二动态距离或者驱动锁芯远离锁孔的方向移动第二动态距离；其中，第二预设时间段标记为T2，T2>0，第二驱动电机在第二预设时间段T2内的平均转速标记为R2(T2)，锁芯在第二预设时间段T2内移动的第二动态距离标记为d2(T2)；第一动态距离d1(T1)与第二动态距离d2(T2)之和为锁芯出入孔与锁孔之间的距离，锁芯出入孔与锁孔之间的距离标记为D，D＝d1(T1)+d2(T2)；The second driving motor (2), corresponding to the driving of the first driving motor (1), drives the lock cylinder to move the second dynamic distance in the direction of the lock hole or drives the lock cylinder to move the second dynamic distance in the direction away from the lock hole; Wherein, the second preset time period is marked as T 2 , T 2 >0, the average rotational speed of the second drive motor in the second preset time period T 2 is marked as R 2 (T 2 ), and the lock cylinder is in the second preset time period T 2 . The second dynamic distance moved in the time period T2 is marked as d2 ( T2 ) ; the sum of the first dynamic distance d1(T1) and the second dynamic distance d2 (T2) is the lock cylinder access hole and the The distance between the lock holes, the distance between the access hole of the lock cylinder and the lock hole is marked as D, D=d 1 (T 1 )+d 2 (T 2 ); 位移传感器(3)，设置在锁芯上，获取锁芯移动的距离；The displacement sensor (3) is arranged on the lock cylinder to obtain the moving distance of the lock cylinder; 无线通信装置(4)，设置在中空腔室内；a wireless communication device (4), arranged in the hollow chamber; 指纹识别装置(5)，设置在门锁本体的表面；a fingerprint identification device (5), arranged on the surface of the door lock body; 主摄像装置(6)，设置在门锁本体的正面；a main camera device (6), arranged on the front of the door lock body; 副摄像装置(7)，设置在门锁本体的背面；A secondary camera device (7), arranged on the back of the door lock body; 计时器(8)；timer(8); 存储器(9)，分别连接无线通信装置(4)、指纹识别装置(5)、主摄像装置(6)和副摄像装置(7)；a memory (9), respectively connected to a wireless communication device (4), a fingerprint identification device (5), a main camera device (6) and a secondary camera device (7); USB端口(10)，与存储器(9)连接，该USB端口(10)设置在门锁本体上；A USB port (10) is connected with the memory (9), and the USB port (10) is arranged on the door lock body; 触摸式显示屏(11)，设置在门锁本体的表面；a touch screen (11), arranged on the surface of the door lock body; 处理器(12)，分别连接第一驱动电机(1)、第二驱动电机(2)、位移传感器(3)、无线通信装置(4)、指纹识别装置(5)、主摄像装置(6)、副摄像装置(7)、计时器(8)、存储器(9)、USB端口(10)和触摸式显示屏(11)；其中，处理器根据(12)指纹识别装置的识别结果、主摄像装置和副摄像装置所采集图像数据分别控制第一驱动电机和第二驱动电机工作，驱动锁芯移入或移出锁孔，实现开关锁。The processor (12) is respectively connected to the first drive motor (1), the second drive motor (2), the displacement sensor (3), the wireless communication device (4), the fingerprint identification device (5), and the main camera device (6) , a secondary camera device (7), a timer (8), a memory (9), a USB port (10) and a touch screen (11); wherein, the processor according to (12) the identification result of the fingerprint identification device, the main camera The image data collected by the device and the sub-camera device respectively control the operation of the first driving motor and the second driving motor, and drive the lock cylinder to move into or out of the lock hole to realize the switch lock. 2.根据权利要求1所述的双电机双系统智能门锁，其特征在于，所述主摄像装置(6)和副摄像装置(7)均采用具有红外摄像功能的摄像机。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 ) both adopt cameras with infrared camera functions. 3 . 3.根据权利要求2所述的双电机双系统智能门锁，其特征在于，所述无线通信装置(4)至少含有蓝牙通信模块。3. The dual-motor dual-system intelligent door lock according to claim 2, wherein the wireless communication device (4) at least contains a Bluetooth communication module. 4.根据权利要求3所述的双电机双系统智能门锁，其特征在于，所述无线通信装置(4)还含有连接远端监控平台的LTE通信模块。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 to a remote monitoring platform. 5.根据权利要求1～4任一项所述的双电机双系统智能门锁，其特征在于，所述处理器按照如下方式分别控制第一驱动电机和第二驱动电机工作：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 as follows: 步骤1，所述处理器根据指纹识别装置的指纹识别结果做出处理：Step 1, the processor makes processing according to the fingerprint identification result of the fingerprint identification device: 当指纹结果为合法用户指纹时，处理器命令第一驱动电机驱动第一动态距离，转入步骤2；否则，处理器不予命令第一驱动电机和第二驱动电机工作；When the fingerprint result is a legitimate user fingerprint, the processor commands the first drive motor to drive the first dynamic distance, and proceeds to step 2; otherwise, the processor does not command the first drive motor and the second drive motor to work; 步骤2，所述处理器根据主摄像装置所采集的面部图像做出判断处理：Step 2, the processor makes judgment processing according to the facial image collected by the main camera: 当采集的面部图像为合法用户的面部图像时，处理器命令第一驱动电机停止工作，并命令第二驱动电机驱动第二动态距离；否则，处理器不予命令第一驱动电机和第二驱动电机工作。When the collected face image is the face image of a legitimate user, the processor commands the first drive motor to stop working, and commands the second drive motor to drive the second dynamic distance; otherwise, the processor does not command the first drive motor and the second drive motor to drive Motor works. 6.根据权利要求5所述的双电机双系统智能门锁，其特征在于，所述第一预设时间段T1∈(0s,5s]，所述第二预设时间段T2∈(1s,5s]。6 . The dual-motor dual-system intelligent door lock according to claim 5 , wherein the first preset time period T 1 ∈ (0s, 5s], the second preset time period T 2 ∈ ( 6 . 1s, 5s]. 7.根据权利要求5所述的双电机双系统智能门锁，其特征在于，所述第一动态距离与所述第二动态距离之间满足如下关系：7. The dual-motor dual-system intelligent door lock according to claim 5, wherein the first dynamic distance and the second dynamic distance satisfy the following relationship:
Figure FDA0003118977810000021
δ为常数。
Figure FDA0003118977810000021
δ is a constant.
CN202010541174.4A 2020-06-15 2020-06-15 A dual-motor dual-system intelligent door lock Active CN111911002B (en)

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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
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