CN117292467B - High-reliability hidden intelligent door lock control system and control method - Google Patents
High-reliability hidden intelligent door lock control system and control method Download PDFInfo
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- CN117292467B CN117292467B CN202311439768.4A CN202311439768A CN117292467B CN 117292467 B CN117292467 B CN 117292467B CN 202311439768 A CN202311439768 A CN 202311439768A CN 117292467 B CN117292467 B CN 117292467B
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- 238000005070 sampling Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 230000009286 beneficial effect Effects 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 1
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—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
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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
- G07C9/00571—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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- Lock And Its Accessories (AREA)
Abstract
The invention aims to disclose a high-reliability hidden intelligent door lock control system and a control method, and relates to the technical field of intelligent door lock control, wherein the high-reliability hidden intelligent door lock control system comprises a cloud end, a safety door body, an intelligent door lock hidden in the safety door body and a user terminal; the intelligent door lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue and a driving motor; setting a two-dimensional code display screen in the transparent window; the user terminal initiates an unlocking request to the cloud through an APP or an applet; the cloud end is used for identifying the validity of the unlocking request of the user terminal, sending the legal unlocking request to the wireless end, lighting the two-dimension code display screen and displaying the dynamic two-dimension code; the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code, and the technical effect is that: the intelligent door lock is opened, remote identification is needed through the cloud, after the identification is an authorized user, the intelligent door lock is controlled to display a dynamic two-dimensional code through the cloud, and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code, so that safety is guaranteed.
Description
Technical Field
The invention relates to the technical field of intelligent door lock control, in particular to a high-reliability hidden intelligent door lock control system and a control method.
Background
At present, the intelligent door lock mainly comprises a lock body, a front panel, a front handle, a rear panel, a rear handle and the like, wherein the lock body is centered and is opened and closed through a linkage mechanism. For security gates in a scene with high security requirements, the following drawbacks exist: (1) The current door lock can enable people to see the position of the door lock at a glance, and physical protection measures are insufficient and are easily damaged by violence; (2) For the safety door, the control method of unlocking authority needs to be further improved; (3) The current door lock adopts battery power supply, has possible lack of electricity condition to when its driving motor was blocked, unable in time discover, had the potential safety hazard.
In view of the foregoing, there is a need for developing a high-reliability hidden intelligent door lock control system and control method to overcome the above-mentioned drawbacks.
Disclosure of Invention
In order to solve the technical problems, the invention aims to disclose a high-reliability hidden intelligent door lock control system and a control method for realizing the control of an intelligent door lock of a safety door.
The first object of the present invention is to provide a high-reliability hidden intelligent door lock control system.
The second invention aims to provide a high-reliability hidden intelligent door lock control method.
In order to achieve the first object, the present invention provides a high-reliability hidden intelligent door lock control system, which comprises a cloud end, a safety door body, an intelligent door lock hidden in the safety door body, and a user terminal;
The intelligent door lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit;
a transparent window is arranged on the safety door body, and a two-dimensional code display screen is arranged in the transparent window;
the user terminal initiates an unlocking request to the cloud through an APP or an applet;
The cloud end is used for identifying the validity of the unlocking request of the user terminal, sending the legal unlocking request to the wireless end, and the wireless end is used for lighting the two-dimension code display screen through the MUC controller and displaying the dynamic two-dimension code;
and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code.
Preferably, the two-dimensional code display screen is far away from the installation position of the intelligent door lock.
Preferably, the cloud pre-stores a physical address of the user terminal for opening the authority of the intelligent door lock.
Preferably, when the unlocking request for identifying the user terminal is legal, it is determined whether the physical address of the user terminal is consistent with the pre-stored physical address of the user terminal.
In order to achieve the first object, the invention further provides a high-reliability hidden intelligent door lock control system, which comprises a cloud end, a safety door body, an intelligent door lock hidden in the safety door body, a remote user terminal and an unlocking terminal;
The intelligent door lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit;
A two-dimensional code identification unit is arranged on the safety door body;
the remote user terminal initiates an unlocking request to the cloud through an APP or an applet;
The cloud end is used for identifying the validity of an unlocking request of the remote user terminal, sending the legal unlocking request to the wireless end, and simultaneously sending a dynamic two-dimensional code to an opening terminal, and the wireless end starts the two-dimensional code identification unit through the MUC controller;
and the unlocking terminal aligns the dynamic two-dimensional code with the two-dimensional code identification unit and unlocks the intelligent door lock.
Preferably, the two-dimensional code recognition unit is far away from the installation position of the intelligent door lock.
Preferably, the motor control circuit comprises a motor driving chip and a plurality of pin feet, the MCU controller is connected with a first pin foot, a second pin foot and a third pin foot, a fourth pin foot of the motor driving chip is a current input end, and a fifth pin foot, a sixth pin foot, a seventh pin foot and an eighth pin foot of the motor driving chip control the driving motor to rotate positively or reversely;
the third pin is grounded through a first resistor.
Preferably, the fifth pin is connected in parallel with the sixth pin, and the seventh pin is connected in parallel with the eighth pin;
and the MCU control acquires the current of the third pin through the ADC sampling circuit, if the current exceeds 1A, the MCU controller inputs low level to the first pin and the second pin respectively, and the driving motor stops rotating.
Preferably, the MCU controller inputs a low level to the first pin, and inputs a high level to the second pin, and the driving motor rotates forward;
The MCU controller inputs high level to the first pin, the MCU controller inputs low level to the second pin, and the driving motor rotates reversely.
Based on the same inventive principle, in order to achieve the second object, the invention provides a high-reliability hidden intelligent door lock control method, which comprises a cloud end, an insurance door body, an intelligent door lock hidden in the insurance door body and a user terminal, wherein the cloud end is pre-stored with a physical address of the user terminal for opening the authority of the intelligent door lock, and the insurance door is provided with a two-dimensional code display screen;
The method comprises the following steps:
The user terminal initiates an unlocking request to the cloud through an APP or an applet;
the cloud end is used for identifying the validity of the unlocking request of the user terminal and sending the legal unlocking request to the wireless end;
The wireless terminal lights the two-dimensional code display screen through the MUC controller and displays dynamic two-dimensional codes;
and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code.
Compared with the prior art, the invention has the following technical effects:
(1) The intelligent door lock is hidden in the door body, the exact position of the intelligent door lock cannot be found from the outer surface, and the possibility of violent damage is reduced.
(2) The intelligent door lock is opened, remote identification is needed through the cloud, after the identification is an authorized user, the intelligent door lock is controlled to display the dynamic two-dimensional code through the cloud, and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code, so that safety is guaranteed.
(3) The intelligent door lock is opened, remote identification is needed through the cloud, after the intelligent door lock is identified as a authorized user, the dynamic two-dimensional code is sent to the opening terminal through the cloud, the opening terminal displays the dynamic two-dimensional code to the two-dimensional code identification unit, and the intelligent door lock is opened, so that safety is guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a system block diagram of embodiment 1 of the present invention.
Fig. 2 is a system block diagram of embodiment 2 of the present invention.
Fig. 3 is a control block diagram of the intelligent door lock of the present invention.
Fig. 4 is a schematic diagram of the operation of the intelligent door lock of the present invention.
FIG. 5 is a schematic view of the intelligent door lock hidden in the door body
Fig. 6 is a schematic diagram of the motor control circuit of the present invention.
Fig. 7 is a control flow chart of embodiment 1 of the present invention.
Fig. 8 is a control flow chart of embodiment 2 of the present invention.
Wherein, 1, the door body; 2. an intelligent door lock; 21. a square tongue; 3. and a motor driving chip.
Description of the embodiments
The present invention will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present invention, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present invention by those skilled in the art.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Examples
Referring to fig. 1, 3 to 5, this embodiment discloses a specific implementation of a high-reliability hidden intelligent door lock control system.
The high-reliability hidden intelligent door lock control system is shown in fig. 1 and 3-5, and comprises a cloud end, an insurance door body 1, an intelligent door lock 2 hidden in the insurance door body 1 and a user terminal; the intelligent door 2 lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue 21, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit, wherein the charging circuit aims to supply power to the standby power supply through the mains supply and ensure that the standby power supply is in a full power state when the mains supply is accessed to the mains supply access end, and the switching circuit aims to start the standby power supply at any time under the condition that the mains supply is suddenly disconnected to ensure the real-time operation of the emergency door; a transparent window is arranged on the safety door body 1, and a two-dimensional code display screen is arranged in the transparent window 1; the user terminal initiates an unlocking request to the cloud through an APP or an applet; the cloud end is used for identifying the validity of the unlocking request of the user terminal, sending the legal unlocking request to the wireless end, and the wireless end is used for lighting the two-dimension code display screen through the MUC controller and displaying the dynamic two-dimension code; and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code.
Specifically, the safety door body 1 has no door outer handle, no fingerprint and password input control panel, is difficult to discern the concrete position of intelligent lock from the outward appearance, and the two-dimensional code display screen is kept away from the mounted position of intelligent lock, is difficult to judge the mounted position of intelligent lock from the two-dimensional code display screen promptly to the possibility of violent tearing open the lock has been reduced. In order to further ensure the management of unlocking authority, the cloud end pre-stores the physical address of the user terminal for unlocking the intelligent door lock authority, limits the user authority and the identity, and can initiate the unlocking request after fingerprint verification when the user terminal initiates the unlocking request to the cloud end through the APP or the applet in order to prevent other people from using the user terminal; after receiving the unlocking request, the cloud end is used for identifying the validity of the unlocking request of the user terminal, specifically, judging whether the physical address of the user terminal is consistent with the pre-stored physical address of the user terminal, judging whether the user terminal has unlocking authority if the user terminal is consistent with the pre-stored physical address of the user terminal, judging that the user terminal does not have unlocking authority if the user terminal is inconsistent with the pre-stored physical address of the user terminal, and remotely notifying a manager.
Because the intelligent door lock 2 is completely unlocked and locked by the driving motor, once the driving motor is blocked, the intelligent door lock 2 cannot work normally, the safety door body 1 cannot be used normally, and the driving motor can be burnt out for a long time without human management, therefore, referring to fig. 6, the motor control circuit comprises a motor driving chip 3 and a plurality of pin feet, the MCU controller is connected with a first pin foot INF, a second pin foot INR and a third pin foot GND, a fourth pin foot VCC of the motor driving chip is a current input end, and a fifth pin foot OUTF1, a sixth pin foot OUTF, a seventh pin foot OUTR1 and an eighth pin foot OUTR of the motor driving chip 3 control the driving motor to rotate positively or reversely; the third pin GND is grounded through a first resistor R21, and the first resistor R21 is a sampling resistor of 0.05Ω. The MCU controller collects the current of the third pin GND through the ADC sampling circuit, if the current exceeds 1A, the MCU controller respectively inputs low level to the first pin INF and the second pin INR, and the driving motor stops rotating, namely, the driving motor is braked, so that the driving motor is prevented from being burnt out; when the intelligent door lock 2 works normally, the fifth pin OUTF1 and the sixth pin OUTF are connected in parallel, and the seventh pin OUTR1 and the eighth pin OUTR are connected in parallel, so that the parallel connection is beneficial to improving the working current of the driving motor; the MCU controller inputs a low level to the first pin INF, the MCU controller inputs a high level to the second pin INR, and the driving motor rotates positively; the MCU controller inputs high level to the first pin INF, the MCU controller inputs low level to the second pin INR, the driving motor rotates reversely, and the square tongue 21 is driven to stretch and retract through forward rotation and reverse rotation of the driving motor, so that unlocking or locking is realized.
Referring to fig. 7, the high-reliability hidden intelligent door lock control method includes the following steps:
Step S1: the user terminal initiates an unlocking request to the cloud through an APP or an applet; specifically, the cloud pre-stores the physical address of the user terminal for unlocking the intelligent door lock authority, limits the user authority and the identity, initiates an unlocking request through the APP or the applet, and can ensure the unlocking authority of the user terminal.
Step S2: the cloud end is used for identifying the validity of the unlocking request of the user terminal and sending the legal unlocking request to the wireless end; after receiving the unlocking request, the cloud end judges whether the physical address of the user terminal is consistent with the pre-stored physical address of the user terminal, if so, judges that the user terminal has unlocking authority, sends a legal unlocking request to the wireless end, if not, judges that the user terminal does not have unlocking authority, and remotely informs a manager.
Step S3: the wireless terminal lights the two-dimensional code display screen through the MUC controller and displays dynamic two-dimensional codes; and the wireless end sends a legal unlocking request to the MUC controller, and the MUC controller sends out an instruction and lights the two-dimensional code display screen and displays the dynamic two-dimensional code.
Step S4: and the user terminal opens the intelligent door lock by scanning the dynamic two-dimensional code. The user terminal scans the dynamic two-dimensional code through the user terminal, scans the dynamic two-dimensional code to identify the identity, and confirms that the user terminal is the user terminal with the authority.
Examples
Referring to fig. 2 to 5, this embodiment discloses a specific implementation of a high-reliability hidden intelligent door lock control system.
The high-reliability hidden intelligent door lock control system is shown in fig. 2 to 5, and comprises a cloud end, an insurance door body 1, an intelligent door lock 2 hidden in the insurance door body 1, a remote user terminal and an opening terminal; the intelligent door 2 lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue 21, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit, wherein the charging circuit aims to supply power to the standby power supply through the mains supply and ensure that the standby power supply is in a full power state when the mains supply is accessed to the mains supply access end, and the switching circuit aims to start the standby power supply at any time under the condition that the mains supply is suddenly disconnected to ensure the real-time operation of the emergency door; a two-dimensional code identification unit is arranged on the safety door body; the remote user terminal initiates an unlocking request to the cloud through an APP or an applet; the cloud end is used for identifying the validity of an unlocking request of the remote user terminal, sending the legal unlocking request to the wireless end, and simultaneously sending a dynamic two-dimensional code to an opening terminal, and the wireless end starts the two-dimensional code identification unit through the MUC controller; and the unlocking terminal aligns the dynamic two-dimensional code with the two-dimensional code identification unit and unlocks the intelligent door lock.
Specifically, the safety door body 1 has no door outer handle, no fingerprint and password input control panel, is difficult to discern the concrete position of intelligent lock from the outward appearance, and the two-dimensional code identification unit is kept away from the mounted position of intelligent lock, is difficult to judge the mounted position of intelligent lock from two-dimensional code identification unit promptly to the possibility of violent tearing open the lock has been reduced. In order to further ensure the management of unlocking authority, the cloud end pre-stores the physical address of the remote user terminal for unlocking the intelligent door lock authority, limits the user authority and the identity, and in order to prevent other people from masquerading the remote user terminal, the remote user terminal can initiate the unlocking request after fingerprint verification when initiating the unlocking request to the cloud end through an APP or an applet; the cloud end is used for identifying the validity of the unlocking request of the remote user terminal after receiving the unlocking request, specifically, judging whether the physical address of the remote user terminal is consistent with the pre-stored physical address of the user terminal, judging whether the remote user terminal has unlocking authority if the physical address is consistent with the pre-stored physical address of the user terminal, judging that the remote user terminal does not have the unlocking authority if the physical address is inconsistent with the pre-stored physical address of the user terminal, and remotely notifying a manager.
Because the intelligent door lock 2 is completely unlocked and locked by the driving motor, once the driving motor is blocked, the intelligent door lock 2 cannot work normally, the safety door body 1 cannot be used normally, and the driving motor can be burnt out for a long time without human management, therefore, referring to fig. 6, the motor control circuit comprises a motor driving chip 3 and a plurality of pin feet, the MCU controller is connected with a first pin foot INF, a second pin foot INR and a third pin foot GND, a fourth pin foot VCC of the motor driving chip is a current input end, and a fifth pin foot OUTF1, a sixth pin foot OUTF, a seventh pin foot OUTR1 and an eighth pin foot OUTR of the motor driving chip 3 control the driving motor to rotate positively or reversely; the third pin GND is grounded through a first resistor R21, and the first resistor R21 is a sampling resistor of 0.05Ω. The MCU controller collects the current of the third pin GND through the ADC sampling circuit, if the current exceeds 1A, the MCU controller respectively inputs low level to the first pin INF and the second pin INR, and the driving motor stops rotating, namely, the driving motor is braked, so that the driving motor is prevented from being burnt out; when the intelligent door lock 2 works normally, the fifth pin OUTF1 and the sixth pin OUTF are connected in parallel, and the seventh pin OUTR1 and the eighth pin OUTR are connected in parallel, so that the parallel connection is beneficial to improving the working current of the driving motor; the MCU controller inputs a low level to the first pin INF, the MCU controller inputs a high level to the second pin INR, and the driving motor rotates positively; the MCU controller inputs high level to the first pin INF, the MCU controller inputs low level to the second pin INR, the driving motor rotates reversely, and the square tongue 21 is driven to stretch and retract through forward rotation and reverse rotation of the driving motor, so that unlocking or locking is realized.
Referring to fig. 8, the high-reliability hidden intelligent door lock control method includes the following steps:
Step A1: the remote user terminal initiates an unlocking request to the cloud through an APP or an applet; specifically, the cloud pre-stores the physical address of the remote user terminal for unlocking the intelligent door lock permission, limits the user permission and the identity, initiates an unlocking request through the APP or the applet, and can ensure the unlocking permission of the user terminal.
Step A2: the cloud end is used for identifying the validity of the unlocking request of the remote user terminal and sending the legal unlocking request to the wireless end; after receiving the unlocking request, the cloud end judges whether the physical address of the remote user terminal is consistent with the pre-stored physical address of the remote user terminal, if so, the cloud end judges that the remote user terminal has unlocking authority, sends a legal unlocking request to the wireless end, if not, the cloud end judges that the remote user terminal does not have unlocking authority, and remotely informs a manager.
Step A3: the cloud sends the dynamic two-dimensional code to an opening terminal; the unlocking terminal is close to the intelligent door lock and authorized by the remote user terminal, and the cloud end sends the dynamic two-dimensional code to the unlocking terminal so as to start temporary and disposable access permission of the unlocking terminal.
Step A4: and the wireless end starts the two-dimensional code identification unit through the MUC controller.
Step A5: the unlocking terminal aligns the dynamic two-dimension code with the two-dimension code identification unit, the intelligent door lock is unlocked, the cloud end sends the dynamic two-dimension code to the temporary unlocking terminal appointed by the remote user terminal after identifying the legal identity of the remote user terminal, and meanwhile, the two-dimension code identification unit is started through the wireless terminal and the MCU controller, so that the safety of opening the security door is ensured.
Claims (3)
1. The high-reliability hidden intelligent door lock control system is characterized by comprising a cloud, an insurance door body, an intelligent door lock hidden in the insurance door body and a user terminal, wherein the position of the intelligent door lock cannot be found from the appearance, and the physical address of the user terminal for unlocking the authority of the intelligent door lock is prestored in the cloud to limit the authority and the identity of the user;
The intelligent door lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit, wherein the standby power supply is powered by the mains supply and is in a full-power state by the charging circuit;
a transparent window is arranged on the safety door body, a two-dimensional code display screen is arranged in the transparent window, the safety door body has no door outer handle, and no fingerprint and password input control panel;
in order to prevent other people from using the user terminal by imposition, after fingerprint verification, the user terminal initiates an unlocking request to the cloud through an APP or an applet, judges whether the physical address of the user terminal is consistent with the pre-stored physical address of the user terminal, if so, judges that the user terminal has unlocking authority, if not, judges that the user terminal does not have unlocking authority, and remotely informs a manager;
the cloud end is used for identifying the validity of the unlocking request of the user terminal, sending the legal unlocking request to the wireless end, and the wireless end is used for lighting the two-dimension code display screen through the MCU controller and displaying the dynamic two-dimension code;
the user terminal opens the intelligent door lock by scanning a dynamic two-dimensional code;
the two-dimensional code display screen is far away from the installation position of the intelligent door lock, and the installation position of the intelligent door lock is difficult to judge from the two-dimensional code display screen;
The motor control circuit comprises a motor driving chip and a plurality of pin feet, the MCU controller is connected with a first pin foot, a second pin foot and a third pin foot, a fourth pin foot of the motor driving chip is a current input end, and a fifth pin foot, a sixth pin foot, a seventh pin foot and an eighth pin foot of the motor driving chip control the driving motor to rotate forwards or reversely;
The third pin is grounded through a first resistor, and the first resistor is a sampling resistor of 0.05Ω;
The fifth pin is connected in parallel with the sixth pin, and the seventh pin is connected in parallel with the eighth pin;
The MCU control collects the current of the third pin through the ADC sampling circuit, if the current exceeds 1A, the MCU controller inputs low level to the first pin and the second pin respectively, the driving motor stops rotating, namely, the driving motor is braked, and the driving motor is prevented from being burnt out;
The MCU controller inputs a low level to the first pin, the MCU controller inputs a high level to the second pin, and the driving motor rotates positively;
The MCU controller inputs high level to the first pin, the MCU controller inputs low level to the second pin, and the driving motor reverses;
When the intelligent door lock works normally, the fifth pin and the sixth pin are connected in parallel, and the seventh pin and the eighth pin are connected in parallel, so that the parallel connection is beneficial to improving the working current of the driving motor.
2. The high-reliability hidden intelligent door lock control system is characterized by comprising a cloud, an insurance door body, an intelligent door lock hidden in the insurance door body, a remote user terminal and an unlocking terminal, wherein the intelligent door lock position cannot be found from the appearance, and the physical address of the remote user terminal for unlocking the intelligent door lock authority is pre-stored in the cloud to limit the user authority and the identity;
The intelligent door lock comprises an MCU controller, a Bluetooth module, a wireless end, a square tongue, a driving motor, a mains supply access end, a standby power supply, a motor control circuit, a switching circuit and a charging circuit, wherein the standby power supply is powered by the mains supply and is in a full-power state by the charging circuit;
the safety door body is provided with a two-dimensional code identification unit, and is free of an outer handle and a fingerprint and password input control panel;
In order to prevent other people from using the remote user terminal by imposition, after fingerprint verification, the remote user terminal initiates an unlocking request to the cloud through an APP or an applet, judges whether the physical address of the remote user terminal is consistent with the pre-stored physical address of the user terminal, if so, judges that the remote user terminal has unlocking authority, if not, judges that the remote user terminal does not have unlocking authority, and remotely informs a manager; the cloud end is used for identifying the validity of an unlocking request of the remote user terminal, sending the legal unlocking request to the wireless end, and simultaneously sending a dynamic two-dimensional code to an opening terminal, and the wireless end starts the two-dimensional code identification unit through the MCU controller;
The unlocking terminal aligns the dynamic two-dimensional code with the two-dimensional code identification unit and unlocks the intelligent door lock; the two-dimensional code identification unit is far away from the installation position of the intelligent door lock, and the installation position of the intelligent door lock is difficult to judge from the two-dimensional code identification unit;
The motor control circuit comprises a motor driving chip and a plurality of pin feet, the MCU controller is connected with a first pin foot, a second pin foot and a third pin foot, a fourth pin foot of the motor driving chip is a current input end, and a fifth pin foot, a sixth pin foot, a seventh pin foot and an eighth pin foot of the motor driving chip control the driving motor to rotate forwards or reversely;
The third pin is grounded through a first resistor, and the first resistor is a sampling resistor of 0.05Ω;
The fifth pin is connected in parallel with the sixth pin, and the seventh pin is connected in parallel with the eighth pin;
The MCU control collects the current of the third pin through the ADC sampling circuit, if the current exceeds 1A, the MCU controller inputs low level to the first pin and the second pin respectively, the driving motor stops rotating, namely, the driving motor is braked, and the driving motor is prevented from being burnt out;
The MCU controller inputs a low level to the first pin, the MCU controller inputs a high level to the second pin, and the driving motor rotates positively;
The MCU controller inputs high level to the first pin, the MCU controller inputs low level to the second pin, and the driving motor reverses;
When the intelligent door lock works normally, the fifth pin and the sixth pin are connected in parallel, and the seventh pin and the eighth pin are connected in parallel, so that the parallel connection is beneficial to improving the working current of the driving motor.
3. The high-reliability hidden intelligent door lock control method is characterized in that, use of the high reliability concealed intelligent door lock control system of claim 1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311439768.4A CN117292467B (en) | 2023-11-01 | 2023-11-01 | High-reliability hidden intelligent door lock control system and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311439768.4A CN117292467B (en) | 2023-11-01 | 2023-11-01 | High-reliability hidden intelligent door lock control system and control method |
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| CN117292467A CN117292467A (en) | 2023-12-26 |
| CN117292467B true CN117292467B (en) | 2024-08-02 |
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| CN107437285A (en) * | 2017-08-01 | 2017-12-05 | 黎志瀛 | A kind of cloud hotel management and control system |
| CN110500010A (en) * | 2018-05-17 | 2019-11-26 | 武邑鑫瑞金属制品有限公司 | A kind of cashbox door that no lockhole is automatically opened |
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