CN112144975A - Intelligent lock and intelligent door - Google Patents
Intelligent lock and intelligent door Download PDFInfo
- Publication number
- CN112144975A CN112144975A CN202011121212.7A CN202011121212A CN112144975A CN 112144975 A CN112144975 A CN 112144975A CN 202011121212 A CN202011121212 A CN 202011121212A CN 112144975 A CN112144975 A CN 112144975A
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- CN
- China
- Prior art keywords
- module
- vibration
- lock
- intelligent
- motor driving
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B45/00—Alarm locks
- E05B45/06—Electric alarm locks
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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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- 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
- E05B2047/005—Opening, closing of the circuit
- E05B2047/0056—Opening, closing of the circuit by sensing the presence of a person, e.g. body heat sensor
Abstract
The invention discloses an intelligent lock and an intelligent door, wherein the intelligent lock comprises: the device comprises an MCU controller, a vibration awakening module, a face recognition module, a motor driving module and a lock body motor; the control end of the MCU controller is respectively connected with the vibration awakening module, the face recognition module and the motor driving module; the vibration awakening module comprises a vibration sensor and a detection circuit; the vibration sensor is connected with the detection circuit; the output end of the detection circuit is connected with the MCU controller; the motor driving module comprises a motor driving chip, and the control end of the motor driving chip is connected with the lock body motor. According to the intelligent lock and the intelligent door provided by the embodiment of the invention, the vibration awakening module comprising the vibration sensor is arranged, so that the awakening function of the lock is realized, the structure is simple, the power consumption is low, the anti-interference capability of the intelligent lock is improved, and the cost of the intelligent lock is reduced.
Description
Technical Field
The invention relates to the technical field of intelligent home, in particular to an intelligent lock and an intelligent door.
Background
With the rapid development of the smart home industry, the smart door lock gradually goes deep into the daily life of people. The intelligent door lock is an improved lock which is different from the traditional mechanical lock and is more intelligent, simple and convenient in the aspects of user safety, identification and manageability. The system is widely applied to occasions such as banks, government departments, hotels, school dormitories, residential quarters, villas, hotels and the like by virtue of more excellent safety and convenience.
Present intelligent lock all is equipped with the face identification function, through combining the function of awakening up that human infrared induction module carries out the tool to lock, triggers the face identification function when human infrared induction module detects wake-up signal, carries out subsequent discernment and unblanks.
However, the inventor finds that, because the human body infrared sensing module of the intelligent lock needs to be provided with the infrared transmitting tube and the infrared receiving tube which are matched with each other, after the infrared signal sent by the infrared transmitting tube is reflected by a human body, the infrared signal is received by the infrared receiving tube, and then a corresponding wake-up signal is generated, in practical application, on one hand, because the infrared signal is easily interfered by the ambient temperature and light, the lock is woken up after the human body infrared sensing module receives the wrong infrared signal, the face recognition function is started by mistake, and the power consumption of the lock is improved; on the other hand, infrared transmitting tube and infrared receiving tube need two independent IO mouths to drive, and this standby power consumption that not only can promote control chip can make intelligent tool to lock's circuit topological structure become complicated moreover, has improved the manufacturing cost of product.
Disclosure of Invention
The invention provides an intelligent lock and an intelligent door, aiming at solving the technical problems of low anti-interference capability and high power consumption of the existing intelligent lock.
In order to solve the above technical problem, an embodiment of the present invention provides an intelligent lock, including: the device comprises an MCU controller, a vibration awakening module, a face recognition module, a motor driving module and a lock body motor;
the control end of the MCU controller is respectively connected with the vibration awakening module, the face recognition module and the motor driving module;
the vibration awakening module comprises a vibration sensor and a detection circuit; the vibration sensor is connected with the detection circuit; the output end of the detection circuit is connected with the MCU controller;
the motor driving module comprises a motor driving chip, and the control end of the motor driving chip is connected with the lock body motor.
As one of the preferable schemes, the detection circuit comprises a first resistor, a second resistor and a first capacitor;
one end of the vibration sensor is connected with the first resistor; the other end of the vibration sensor is respectively connected with the second resistor and the first capacitor.
As one of the preferable schemes, the intelligent lock further comprises a power supply module, and the power supply module is respectively connected with the MCU controller, the vibration awakening module, the face recognition module, and the motor driving module, and the lock body motor.
As one of the preferable schemes, the face recognition module comprises a processor, an image acquisition device, a light supplement lamp and an image display device;
the processor is respectively connected with the image acquisition device and the image display device;
the light supplement lamp is arranged at the top of the image acquisition device, and the control end of the processor is connected with the light supplement lamp.
As one of the preferred schemes, the intelligent lock further comprises an alarm module, wherein the alarm module comprises a loudspeaker, and the loudspeaker is connected with the MCU controller.
Another embodiment of the present invention provides an intelligent door, including the intelligent lock as described above.
Compared with the prior art, the intelligent lock has the advantages that the intelligent lock is different from an infrared sensing module in that the MCU controller needs to be additionally provided with two IO ports, one IO port drives the infrared transmitting tube, and the other IO port is used for detecting signals of the infrared receiving tube.
Drawings
FIG. 1 is a schematic diagram of an intelligent lock according to an embodiment of the present invention;
FIG. 2 is a waveform diagram of an ineffective vibration signal 1 according to an embodiment of the present invention;
FIG. 3 is a waveform diagram of the effective vibration signal 2 according to an embodiment of the present invention;
FIG. 4 is a waveform diagram of the effective vibration signal 3 in one embodiment of the present invention;
FIG. 5 is a waveform diagram of the ineffective vibration signal 4 in one embodiment of the present invention;
FIG. 6 is a waveform diagram of the ineffective vibration signal 5 in one embodiment of the present invention;
FIG. 7 is a waveform diagram of the effective vibration signal 6 in one embodiment of the present invention;
FIG. 8 is a waveform diagram of the effective vibration signal 7 in one embodiment of the present invention;
FIG. 9 is a waveform diagram of the ineffective vibration signal 8 in one embodiment of the present invention;
FIG. 10 is a schematic structural diagram of a main control chip according to an embodiment of the present invention;
fig. 11 is a schematic circuit diagram of a vibration wake-up module according to an embodiment of the present invention.
Wherein, 1, MCU controller; 2. a vibration wake-up module; 3. a face recognition module; 4. a motor drive module; 5. a lock body motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, the terms "first", "second", "third", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, features defined as "first," "second," "third," etc. may explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In the description of the present application, it is to be noted that, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, as those skilled in the art will recognize the specific meaning of the terms used in the present application in a particular context.
An embodiment of the present invention provides an intelligent lock, and specifically, please refer to fig. 1, where fig. 1 is a schematic structural diagram of an intelligent lock in an embodiment of the present invention, where the intelligent lock includes: the lock comprises an MCU (microprogrammed control unit) controller 1, a vibration awakening module 2, a face recognition module 3, a motor driving module 4 and a lock body motor 5;
the control end of the MCU controller 1 is respectively connected with the vibration awakening module 2, the face recognition module 3 and the motor driving module 4;
the vibration awakening module 2 comprises a vibration sensor and a detection circuit; the vibration sensor is connected with the detection circuit; the output end of the detection circuit is connected with the MCU controller 1;
the motor driving module 4 comprises a motor driving chip, and the control end of the motor driving chip is connected with the lock body motor 5.
It should be noted that the vibration signal may be generated by a user kicking a door, or by a user knocking a door, for example, when the user lightly kicks a door with a foot, the vibration sensor senses a vibration and generates a series of signals, the amplitude of the vibration is different, and the waveform of the generated signals is also different. Specifically, please refer to fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, wherein fig. 2 illustrates a waveform diagram of the ineffective vibration signal 1 in one embodiment of the present invention, fig. 3 illustrates a waveform diagram of the effective vibration signal 2 in one embodiment of the present invention, fig. 4 illustrates a waveform diagram of the effective vibration signal 3 in one embodiment of the present invention, fig. 5 illustrates a waveform diagram of the ineffective vibration signal 4 in one embodiment of the present invention, fig. 6 illustrates a waveform diagram of the ineffective vibration signal 5 in one embodiment of the present invention, fig. 7 illustrates a waveform diagram of the effective vibration signal 6 in one embodiment of the present invention, fig. 8 illustrates a waveform diagram of the effective vibration signal 7 in one embodiment of the present invention, fig. 9 illustrates a waveform diagram of the ineffective vibration signal 8 in one embodiment of the present invention, the waveform of the vibration comprises a long wave and a short wave, and the long wave and the short wave are respectively divided into four signal waveforms, wherein the signal waveforms in the figures 3, 4, 7 and 8 comprise the state change of the vibration switch from open to close or from close to open, which is an effective kick signal; the signal waveforms in fig. 2, 5, 6 and 9 do not include the state change of the shock switch, either always on or always off, which is an invalid kick signal.
The vibration sensor is also called a vibration switch and is an electronic switch which is used for sensing the magnitude of vibration force, transmitting a sensing result to the circuit device and enabling the circuit to start working. In the embodiment of the invention, the vibration switch is used for triggering the detection circuit in the vibration awakening module, and has higher anti-interference capability compared with an infrared sensor, so that the working stability of the intelligent lock is ensured.
The MCU controller includes a main control chip, preferably, please refer to fig. 10, where fig. 10 is a schematic structural diagram of the main control chip in one embodiment of the present invention, and the main control chip is used as a "brain" of the intelligent lock, and is mainly used for receiving and processing data and issuing control instructions.
In the above embodiment, after detecting the signal generated by the vibration sensor (vibration switch), the MCU controller analyzes and processes the signal to determine whether it is an effective kick signal, and if it is an invalid signal, it does not wake up the lock; if the signal is an effective signal, the lockset is awakened, the face recognition module is started to work, after a user successfully verifies the face, the face recognition module returns a signal of successful verification to the MCU controller, the MCU controller sends a door opening signal to the motor driving module after receiving the signal of the face recognition module, and a motor driving chip in the motor driving module controls a lock body motor to rotate after receiving the door opening signal, so that the door opening is realized.
Preferably, in the above embodiment, the detection circuit includes a first resistor, a second resistor, and a first capacitor;
one end of the vibration sensor is connected with the first resistor; the other end of the vibration sensor is respectively connected with the second resistor and the first capacitor.
The vibration wake-up module is a key in the embodiment of the present invention, and is composed of a vibration switch, a capacitor and two resistors, specifically, please refer to fig. 11, fig. 11 shows a schematic circuit structure diagram of the vibration wake-up module in one embodiment of the present invention, the whole circuit is simple, the control circuit board is simplified compared with the conventional infrared detection module, and the material cost is reduced; in addition, the circuit of the vibration switch is adopted, the MCU controller only needs a single IO port to detect the input signal of the vibration switch, the infrared transmitting tube does not need to be driven by one IO port like an infrared detection module, and the other IO port detects the signal of the infrared receiving tube, so that the standby power consumption of the MCU controller is greatly reduced.
Furthermore, the intelligent lock further comprises a power supply module, wherein the power supply module is respectively connected with the MCU controller, the vibration awakening module, the face recognition module and the motor driving module, and the lock body motor. Of course, the intelligent lock can also be powered by an external power supply, and a related AC/DC conversion circuit can be arranged in the lock to realize the conversion of power supply signals.
Preferably, the face recognition module comprises a processor, an image acquisition device, a light supplement lamp and an image display device;
the processor is respectively connected with the image acquisition device and the image display device;
the light supplement lamp is arranged at the top of the image acquisition device, and the control end of the processor is connected with the light supplement lamp.
The image acquisition device is used for acquiring the face information of a user to realize the corresponding face recognition function, and the light supplement lamp is used for providing a light source for the environment and is opened when external light is insufficient, so that the definition of image acquisition is ensured.
Furthermore, the intelligent lock further comprises an alarm module, the alarm module comprises a loudspeaker, and the loudspeaker is connected with the MCU controller. The loudspeaker is arranged for sending early warning to the outside according to the alarm signal generated by the alarm module, for example, when the face recognition of the user fails for multiple times, the system judges that the intelligent lock is invaded illegally and sends early warning to the outside, so that the safety coefficient of the intelligent lock is improved.
Another embodiment of the present invention provides an intelligent door, including the intelligent lock as described above.
The intelligent lock and the intelligent door provided by the embodiment of the invention are different from an infrared sensing module which needs an MCU (micro control unit) controller to be additionally provided with two IO ports, wherein one IO port drives an infrared transmitting tube, and the other IO port is used for detecting signals of an infrared receiving tube.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (6)
1. An intelligent lock, comprising: the device comprises an MCU controller, a vibration awakening module, a face recognition module, a motor driving module and a lock body motor;
the control end of the MCU controller is respectively connected with the vibration awakening module, the face recognition module and the motor driving module;
the vibration awakening module comprises a vibration sensor and a detection circuit; the vibration sensor is connected with the detection circuit; the output end of the detection circuit is connected with the MCU controller;
the motor driving module comprises a motor driving chip, and the control end of the motor driving chip is connected with the lock body motor.
2. The smart lock of claim 1 wherein the detection circuit comprises a first resistor, a second resistor, and a first capacitor;
one end of the vibration sensor is connected with the first resistor; the other end of the vibration sensor is respectively connected with the second resistor and the first capacitor.
3. The intelligent lock according to claim 1, further comprising a power supply module, wherein the power supply module is respectively connected to the MCU controller, the vibration wake-up module, the face recognition module, and the motor driving module, and the lock body motor.
4. The intelligent lock according to claim 1, wherein the face recognition module comprises a processor, an image acquisition device, a fill-in light and an image display device;
the processor is respectively connected with the image acquisition device and the image display device;
the light supplement lamp is arranged at the top of the image acquisition device, and the control end of the processor is connected with the light supplement lamp.
5. The intelligent lock according to claim 1, further comprising an alarm module, wherein the alarm module comprises a speaker, and wherein the speaker is connected to the MCU controller.
6. An intelligent door, characterized in that, comprises the intelligent lock of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011121212.7A CN112144975A (en) | 2020-10-19 | 2020-10-19 | Intelligent lock and intelligent door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011121212.7A CN112144975A (en) | 2020-10-19 | 2020-10-19 | Intelligent lock and intelligent door |
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| Publication Number | Publication Date |
|---|---|
| CN112144975A true CN112144975A (en) | 2020-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011121212.7A Pending CN112144975A (en) | 2020-10-19 | 2020-10-19 | Intelligent lock and intelligent door |
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| Country | Link |
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| CN (1) | CN112144975A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113012321A (en) * | 2021-02-20 | 2021-06-22 | 深圳零匙科技有限公司 | Door state monitoring system and monitoring method thereof |
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| US20060028339A1 (en) * | 2004-08-06 | 2006-02-09 | Denso Corporation | Portable device for electronic key system and portable device search system |
| CN205063572U (en) * | 2015-09-16 | 2016-03-02 | 深圳市小威科技有限公司 | Energy -conserving electronic lock |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113012321B (en) * | 2021-02-20 | 2022-03-15 | 深圳零匙科技有限公司 | Door state monitoring system and monitoring method thereof |
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