CN110043126B - Intelligent door lock with anti-trailing function and anti-trailing control method - Google Patents
Intelligent door lock with anti-trailing function and anti-trailing control method Download PDFInfo
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- CN110043126B CN110043126B CN201910408067.1A CN201910408067A CN110043126B CN 110043126 B CN110043126 B CN 110043126B CN 201910408067 A CN201910408067 A CN 201910408067A CN 110043126 B CN110043126 B CN 110043126B
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- handle
- mcu controller
- lock
- detection circuit
- circuit module
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B43/00—Time locks
- E05B43/005—Timer devices controlling electrically operated locks
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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
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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
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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
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0067—Monitoring
Abstract
The invention discloses an intelligent door lock with a trailing prevention function. Relates to a lockset, in particular to an improvement of an intelligent door lock. The intelligent door lock with the anti-trailing function can effectively prevent the situation that the door is opened in a trailing mode, and is high in safety performance. The lock comprises a lock body, a handle assembly, a detection circuit module, an MCU controller and a power module, wherein the power module supplies power to the detection circuit module and the MCU controller, and the MCU controller drives the lock body to be opened or closed by receiving signals of the handle assembly. The invention also discloses an anti-trailing control method of the intelligent door lock with the anti-trailing function. The magnetic steel is arranged in the handle assembly and rotates along with the handle assembly, so that the handle position detection function is increased, once a user opens the door successfully, the handle immediately links the lock body to enter a locking state, the occurrence of the following door opening condition is completely eradicated, and the safety performance is greatly improved.
Description
Technical Field
The invention relates to a lockset, in particular to an improved intelligent door lock and a trailing prevention control method.
Background
With the continuous improvement of the living standard of people, the common door lock can not meet the requirements of people, and the intelligent door lock has great advantages in safety performance and user experience sense and has great development prospect. However, most intelligent door locks on the market at present are set to lock after a certain time is required after the user is authenticated to unlock in order to avoid that the user is authenticated to succeed and the unlocking is not performed later, that is, if someone exists outside the door in the period of time, the door can be directly unlocked from the outside without authentication, so that if a bad person is caught, after the user is unlocked, the bad person can directly unlock the door to enter the user's home, and the lives and properties of the user are threatened.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide an intelligent door lock with a trailing-preventing function, which can effectively prevent the trailing-door opening condition and has high safety performance.
One of the purposes of the invention is realized by adopting the following technical scheme: the utility model provides an intelligent door lock with prevent trailing function, includes lock body, handle subassembly, detection circuit module, MCU controller and power module, power module give detection circuit module and MCU controller power supply, the MCU controller is opened or is closed through the signal drive lock body of receiving the handle subassembly.
Preferably, the handle assembly is internally provided with magnetic steel, the magnetic steel rotates along with the handle assembly, and the detection circuit module detects the position of the magnetic steel and transmits detection signals to the MCU controller.
Preferably, the handle assembly comprises a handle base, a handle body and a handle reversing disc are arranged on the base, the handle body and the handle reversing disc are respectively arranged on two sides of the base, the handle drives the handle reversing disc to rotate, the magnetic steel is fixed on the outer wall of the reversing disc and coaxially rotates with the reversing disc, the detection circuit module is fixed on one side of the base, provided with the handle reversing disc, and the detection circuit module is arranged right above the initial position of the magnetic steel.
Preferably, the detection circuit module comprises a Hall sensor and a filter circuit, and a signal output end of the Hall sensor is connected with the filter circuit and then is connected with the MCU controller.
Preferably, the filter circuit is an RC filter circuit formed by a resistor R1 and a capacitor C1.
Preferably, the MCU controller is R5F51303ADFK, and the signal output end of the Hall sensor is connected with the P26 port of the MCU controller.
The second purpose of the invention is realized by adopting the following technical scheme:
the anti-tailing control method of the intelligent door lock with the anti-tailing function comprises the following steps:
the handle reversing disc and the handle body coaxially rotate;
if the detection circuit module detects the magnetic steel deviation, a high-level signal is sent to the MCU controller;
the MCU controller starts timing after obtaining the high-level signal, and continuously receives the high-level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock;
if the detection circuit module detects that the magnetic steel is close, a low-level signal is sent to the MCU controller, and the MCU controller does not receive the change of the level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock.
Compared with the prior art, the invention has the beneficial effects that: when a user presses down the handle body, the handle reversing disc and the handle body coaxially rotate, the detection circuit module detects the magnetic steel deviation and sends a high-level signal to the MCU controller, the MCU controller starts timing, and continuously receives the high-level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock; when the user does not pull down the door handle, the handle position detection circuit module detects that the magnetic steel is close to, and sends a low-level signal to the MCU controller, and in a certain set period of time, no level signal change occurs, and the MCU controller sends a signal to control the lock body to lock. The handle position detection function is added, once a user opens the door successfully, the handle immediately links the lock body to enter a locking state, the occurrence of the following door opening condition is completely eradicated, and the safety performance is greatly improved.
Drawings
FIG. 1 is a block diagram of the structure of the present invention;
FIG. 2 is a control flow diagram of an embodiment of the present invention;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a schematic circuit diagram of a detection circuit module of the present invention;
FIG. 5 is a schematic circuit diagram of the MCU controller of the present invention;
in the figure: 1. a handle body; 2. a handle reversing disc; 3. magnetic steel; 4. a detection circuit module; 5. and an MCU controller.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
1-5, the intelligent door lock with the anti-trailing function comprises a lock body, a handle assembly, a detection circuit module 4, an MCU controller 5 and a power supply module, wherein the power supply module supplies power to the detection circuit module 4 and the MCU controller 5, and the handle assembly is used for controlling the lock body to be closed or opened;
the handle assembly is internally provided with magnetic steel 3, the magnetic steel 3 rotates along with the handle assembly, and the detection circuit module 4 detects the position of the magnetic steel 3 and transmits detection signals to the MCU controller 5. When a user presses down the handle body 1, the handle reversing disc 2 and the handle body 1 coaxially rotate, the detection circuit module 4 detects that the magnetic steel 3 deviates, a high-level signal is sent to the MCU controller 5, the MCU controller 5 starts timing, the high-level signal is continuously received within a set period of short time, and the MCU controller 5 sends a signal to control the lock body to lock; when the user does not pull down the door handle, the detection circuit module 4 detects that the magnetic steel 3 is close to, sends a low-level signal to the MCU controller 5, does not change the level signal within a set period of time, and the MCU controller 5 sends a signal to control the lock body to lock.
The handle assembly comprises a handle base, a handle body 1 and a handle reversing disc 2 are arranged on the base, the handle body 1 and the handle reversing disc 2 are respectively arranged on two sides of the base, the handle drives the handle reversing disc 2 to rotate, the magnetic steel 3 is fixed on the outer wall of the handle reversing disc 2 and coaxially rotates with the handle reversing disc 2, the detection circuit module 4 is fixed on one side of the base provided with the handle reversing disc 2, and the detection circuit module 4 is arranged right above the initial position of the magnetic steel 3.
The detection circuit module 4 comprises a Hall sensor and a filter circuit, and the signal output end of the Hall sensor is connected with the filter circuit and then connected with the MCU controller 5. The filter circuit is an RC filter circuit formed by a resistor R1 and a capacitor C1. The Hall sensor is an integrated chip and has a full-magnetic-pole (i.e. not dividing an S pole or an N pole) magnetic field excitation function; when the magnet approaches the Hall sensor, the signal output end of the Hall sensor outputs a low level; when the magnet is far away from the Hall sensor, the signal output end of the Hall sensor outputs a high level, and the stable return difference ensures the stability of the switch state of the sensor. The resistor R1 and the capacitor C1 function to filter and ensure that the signal is not distorted by external interference.
The chip model of the MCU controller 5 adopts R5F51303ADFK, and the signal output end of the Hall sensor is connected with the P26 port of the MCU controller 5. When a user wakes up the intelligent door lock and inputs fingerprint/card/password verification, the MCU controller 5 sends a signal to the P41, the P42 port transmits the signal to the circuit module driving the lock body to work through the MOTOR_In1 and the MOTOR_In2 to control the lock body to be IN an open state, when the user presses down the handle to open the door, the handle body 1 drives the handle reversing disc 2 assembly to coaxially rotate, the magnetic steel 3 on the magnetic steel 3 fixing piece also rotates along with the rotation, the Hall sensor on the detection circuit module 4 detects the deviation of the magnetic steel 3, the Hall sensor signal output end outputs a high level, a high level signal is transmitted to the port P26 of the MCU controller 5 through the HELL_J, the MCU controller 5 starts timing after receiving the high level signal, the high level signal is continuously received IN 700ms (the time can be set), the MCU controller 5 sends signals to the ports P41 and P42, and the ports P42 control the lock body to enter a locking state through the MOTOR_In1 and MOTOR_In2, otherwise, when a user does not press the handle body 1 to open a door, the Hall sensor on the detection circuit module 4 detects that the magnetic steel 3 is close, the signal output end of the Hall sensor keeps outputting low level, the low level signals are sent to the port P26 of the MCU controller 5 through the HELL_J, the MCU controller 5 detects that the level signals IN the 5S (which can be set at the time) are unchanged, and the MCU controller 5 sends signals to the ports P41 and P42, and the ports P42 control the lock body to enter the locking state through the MOTOR_In1 and MOTOR_In2. In the specific embodiment, the position of the handle can be detected, and once a user opens the door successfully, the handle is immediately linked with the lock body to lock. Therefore, the defect of the intelligent door lock in the prior art is overcome, the handle position detection function is added, once a user opens the door successfully, the handle immediately links the lock body to enter a locking state, the occurrence of the following door opening condition is completely avoided, and the safety performance is greatly improved.
The anti-tailing control method of the intelligent door lock with the anti-tailing function comprises the following steps:
the handle reversing disc and the handle body coaxially rotate;
if the detection circuit module detects the magnetic steel deviation, a high-level signal is sent to the MCU controller;
the MCU controller starts timing after obtaining the high-level signal, and continuously receives the high-level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock;
if the detection circuit module detects that the magnetic steel is close, a low-level signal is sent to the MCU controller, and the MCU controller does not receive the change of the level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (6)
1. The intelligent door lock with the anti-trailing function comprises a lock body, a handle assembly, a detection circuit module, an MCU controller and a power supply module, wherein the power supply module supplies power to the detection circuit module and the MCU controller, and the handle assembly is used for controlling the lock body to be closed or opened;
the method is characterized in that: the handle assembly is internally provided with magnetic steel, the magnetic steel rotates along with the handle assembly, and the detection circuit module detects the position of the magnetic steel and transmits detection signals to the MCU controller;
the handle assembly comprises a handle base, a handle body and a handle reversing disc are arranged on the base, the magnetic steel is fixed on the outer wall of the handle reversing disc and coaxially rotates with the reversing disc, and the detection circuit module is arranged right above the initial position of the magnetic steel;
the handle reversing disc and the handle body rotate coaxially;
if the detection circuit module detects the magnetic steel deviation, a high-level signal is sent to the MCU controller;
the MCU controller starts timing after obtaining the high-level signal, and continuously receives the high-level signal within a set period of time, and the controller sends a signal to control the lock body to lock;
if the detection circuit module detects that the magnetic steel is close, a low-level signal is sent to the MCU controller, and the MCU controller does not receive the change of the level signal within a set period of time, and the MCU controller sends a signal to control the lock body to lock.
2. The intelligent door lock with anti-tailing function according to claim 1, wherein: the handle body and the handle reversing disc are respectively arranged on two sides of the base, the handle drives the handle reversing disc to rotate, and the detection circuit module is fixed on one side of the base, provided with the handle reversing disc.
3. The intelligent door lock with anti-tailing function according to claim 1, wherein: the detection circuit module comprises a Hall sensor and a filter circuit, and the signal output end of the Hall sensor is connected with the filter circuit and then connected with the MCU controller.
4. An intelligent door lock with anti-trailing function as claimed in claim 3, wherein: the filter circuit is an RC filter circuit formed by a resistor R1 and a capacitor C1.
5. An intelligent door lock with anti-trailing function as claimed in claim 3, wherein: the MCU controller is R5F51303ADFK, and the signal output end of the Hall sensor is connected with the P26 port of the MCU controller.
6. The intelligent door lock with anti-tailing function according to claim 1, wherein: the MCU controller drives the lock body to be opened or closed by receiving signals of the handle assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910408067.1A CN110043126B (en) | 2019-05-15 | 2019-05-15 | Intelligent door lock with anti-trailing function and anti-trailing control method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910408067.1A CN110043126B (en) | 2019-05-15 | 2019-05-15 | Intelligent door lock with anti-trailing function and anti-trailing control method |
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| Publication Number | Publication Date |
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| CN110043126A CN110043126A (en) | 2019-07-23 |
| CN110043126B true CN110043126B (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910408067.1A Active CN110043126B (en) | 2019-05-15 | 2019-05-15 | Intelligent door lock with anti-trailing function and anti-trailing control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111340994B (en) * | 2020-02-14 | 2021-11-30 | 邳州市鑫盛创业投资有限公司 | Anti-trailing multifunctional access control device |
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| CN210217394U (en) * | 2019-05-15 | 2020-03-31 | 广东科徕尼智能科技有限公司 | Intelligent door lock with anti-trailing function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102011013730B4 (en) * | 2011-03-12 | 2013-11-28 | Heike Bedoian | Device for changing a locking state |
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| CN105220941A (en) * | 2015-10-20 | 2016-01-06 | 北京艾科斯玛特自动化控制技术有限公司 | A kind of device by handle Inductive door/window state |
| CN105569455A (en) * | 2016-03-07 | 2016-05-11 | 苏州硅果电子有限公司 | Intelligent filter detection type double-antitheft lock |
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| CN110043126A (en) | 2019-07-23 |
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Address after: 511434 No.1 and No.2, Shihua Road, Hualong Town, Panyu District, Guangzhou City, Guangdong Province Applicant after: Guangdong haomadame smart home Co.,Ltd. Address before: No.1, No.2 highway, No.2, Panyu, Guangzhou Applicant before: GUANGDONG KELAINI INTELLIGENT TECHNOLOGY Co.,Ltd. |
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