CN210109893U - Intelligent door lock based on NB-IOT technology - Google Patents
Intelligent door lock based on NB-IOT technology Download PDFInfo
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- CN210109893U CN210109893U CN201920555223.2U CN201920555223U CN210109893U CN 210109893 U CN210109893 U CN 210109893U CN 201920555223 U CN201920555223 U CN 201920555223U CN 210109893 U CN210109893 U CN 210109893U
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Abstract
The utility model relates to an intelligence lock based on NB-IOT technique, it includes lock system, lock management server, customer end and cloud ware, the lock system includes intelligent monitoring ware and the electronic lock that the strange land was placed, the lock system is equipped with NB-IOT module, lock management server and customer end pass through respectively NB-IOT module with lock system internet access, lock management server and customer end are used for management, control lock system, cloud ware with lock system, lock management server and customer end are respectively through internet access and save lock status data, and convenient structure, simple to use support multiple mode of unblanking.
Description
Technical Field
The utility model relates to an electronic intelligence lock technical field, concretely relates to intelligence lock based on NB-IOT technique.
Background
The traditional door lock has no anti-prying alarm function, the lock body is easily damaged, a matched mechanical key is easily lost, the lock cylinder is easily locked after the lock is used for a long time, mechanical faults are more, and the intelligent lock is obviously superior to the traditional door lock in the aspect of safety performance. But there are a series of shortcomings in current intelligent lock: the crowd with fuzzy fingerprint lines is not suitable for unlocking by using the fingerprint, forgets that the unlocking password cannot be unlocked, and the intelligent lock cannot work in the low-power state, and can be normally used only by supplying power to the extra battery.
SUMMERY OF THE UTILITY MODEL
In view of this, it is necessary to provide an intelligent door lock based on NB-IOT technology, which is convenient in structure and simple in use, so that a user can unlock the door lock smoothly under special circumstances, and the use is safer and more reliable.
The utility model provides an intelligence lock based on NB-IOT technique, its includes lock system, lock management server, customer end and cloud ware, the lock system includes intelligent watch-dog and the electronic lock that strange land was placed, the lock system is equipped with the NB-IOT module, lock management server and customer end pass through respectively NB-IOT module with lock system internet access, lock management server and customer end are used for managing, control lock system, the cloud ware with lock system, lock management server and customer end pass through internet access respectively and save lock status data.
Preferably, the intelligent monitor adopts a line multiplexing technology, and uses a two-core cable as a communication line to supply power required by the electronic lock and receive data information sent by the electronic lock.
Preferably, the customer end includes PC customer end and mobile client, PC customer end and mobile client correspond through the download respectively the APP control of lock system, electronic lock still is equipped with face identification system and fingerprint identification system and unblanks and the bluetooth is connected the module and unblanks in order to realize the bluetooth with connecting the mobile phone bluetooth in order to realize the bluetooth in order to realize face identification unblank and fingerprint.
Preferably, the intelligent monitor comprises a communication module, a storage module, a monitoring module, an LCD display module and a buzzer, the communication module receives status information and alarm information sent by the electronic lock in a fixed format, and the storage module is used for storing the status information, comparing the status information with a historical status to obtain a change trend and predict a future status, and displaying the change trend and the predicted future status through the LCD display module; the LCD display module and the buzzer send out sound and light alarm information when receiving the alarm information; the monitoring module monitors the change of the power supply current flowing through the communication line in real time when the intelligent monitor is communicated with the electronic lock.
Preferably, the storage module comprises a storage unit and a comparison unit, the comparison unit sets a threshold value, the comparison unit compares the received data with the set threshold value after the storage unit receives one data, and if the received data is greater than the set threshold value, an overrun alarm is sent out; if the received data is smaller than the threshold value, comparing the data with the same type of data received on the current day and keeping the data larger so as to ensure that the data stored every day is the maximum value in the same type of data.
Preferably, the intelligent monitor is further provided with a clock module to automatically calibrate the clock and the cloud service module to send data to the cloud server.
Preferably, the electronic lock is provided with a communication system to complete data communication with the intelligent monitor, the data communication adopts a method of repeatedly sending data, the electronic lock repeatedly sends each group of data for multiple times, and the intelligent monitor repeatedly receives the data and adopts a law of large number decoding to correct errors so as to ensure the accuracy of data reception.
Preferably, the intelligent monitor is always in a receiving state, the data information includes a data block, the data block includes state information, a current value flowing through a coil of the electromagnetic actuator and a power supply current value of the communication line at the communication time, and the state information includes, but is not limited to, state information of the electronic lock, battery level information and an unlocking record.
Preferably, the electronic lock is provided with an LCD display system for displaying the state of the door lock.
Preferably, the electronic lock is further provided with a key system and a storage system for inputting and storing information, respectively.
Preferably, the storage system comprises an electronic lock storage unit and an electronic lock comparison unit, wherein the electronic lock storage unit stores an unlocking password, the password is input during unlocking, the electronic lock comparison unit compares the input password with the stored unlocking password, if the password is correct, the electromagnetic actuator is driven to unlock, if the password is wrong, the password is allowed to be input again, and the number of times of inputting the password is allowed to be not more than three times; and if the three times of unlocking are incorrect, the communication system gives an alarm to the intelligent monitor and sends the unlocking operation of each time and the driving current value of the electromagnetic actuator at the time as state information to the intelligent monitor.
In the intelligent door lock based on the NB-IOT technology, the intelligent monitor and the electronic lock are placed in different places and are in data communication with each other; the door lock system is provided with the NB-IOT module, is convenient to use and install, does not need to rearrange a gateway, and can be used in a networking way only by installing a lockset; the door lock management server and the client are respectively connected with the door lock system through a network, so that a user can monitor the state of a door lock in real time and remotely unlock the door lock when needed; the cloud server stores the door lock state data, and the safety of the user is strictly protected. The intelligent door lock is convenient to install, safe and reliable to use, cost-saving and wide in application prospect.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent door lock based on NB-IOT technology according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a door lock system structure module of the intelligent door lock based on NB-IOT technology according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an intelligent monitor module of an intelligent door lock based on NB-IOT technology according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of the intelligent door lock and the electronic lock module based on NB-IOT technology according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and drawings.
Please refer to fig. 1 and fig. 2, which illustrate an intelligent door lock 100 based on NB-IOT technology according to an embodiment of the present invention, including a door lock system 1, a door lock management server 2, a client and a cloud server 4, the door lock system 1 includes an intelligent monitor 11 and an electronic lock 12 placed in different places, the door lock system 1 is provided with an NB-IOT module 126, the door lock management server 2 and the client are respectively connected to the door lock system 1 through the NB-IOT module 126, the door lock management server 2 and the client are used for managing and controlling the door lock system 1, and the cloud server 4 and the door lock system 1, the door lock management server 2 and the client are respectively connected to and store door lock status data through a network.
Preferably, the intelligent monitor 11 uses a line multiplexing technology, shares a two-core cable as a communication line to supply power to the electronic lock 12 and receive data information sent by the electronic lock 12, so as to improve the reliability and safety of the system.
Preferably, the client includes a PC client 32 and a mobile phone client 31, and the PC client 32 and the mobile phone client 31 respectively control the door lock system 1 by downloading APPs corresponding to the door lock system 1.
Referring to fig. 3, the intelligent monitor 11 uses a 51-series single chip microcomputer as a core, and is provided with a communication module 111, a storage module 114, a monitoring module 113, an LCD display module 115, and a buzzer 116. Preferably, the communication module 111 receives the status information and the alarm information sent by the electronic lock 12 in a fixed format, and the storage module 114 is used for storing the status information and comparing the status information with the historical status to obtain a change trend and predict a future status so as to find out that there is a problem in time and display the problem through the LCD display module 115, thereby improving the reliability of the whole system; the LCD display module 115 and the buzzer 116 send out sound and light alarm information when receiving the alarm information. The monitoring module 114 monitors the change of the power supply current flowing through the communication line in real time when the intelligent monitor 11 communicates with the electronic lock 12, so as to prevent the communication line from being damaged manually or prevent the electromagnetic actuator from burning the coil due to the overlarge current flowing through the electromagnetic coil caused by some reason.
Further, the storage module 114 includes a storage unit and a comparison unit. Further, in order to save the memory, a preprocessing technology is adopted for the received data: the comparison unit sets a threshold value, compares the received data with the set threshold value after the storage unit receives one datum, and sends out an overrun alarm if the received data is larger than the set threshold value; if the received data is smaller than the threshold value, comparing the data with the same type of data received on the current day and keeping the data larger so as to ensure that the data stored every day is the maximum value in the same type of data.
Preferably, the smart monitor 11 is further provided with a clock module 117 to automatically calibrate a clock and cloud service module 118 to transmit data to the cloud server 4.
Preferably, the smart monitor 11 further includes a power module 112 to provide the required power to the electronic lock 12, and the power module 112 is provided with an external battery.
Referring to fig. 4, the electronic lock 12 uses a 51-series single chip microcomputer as a core, and is provided with a communication system 121 to complete data communication with the intelligent monitor 11. Preferably, the electronic lock 12 is further provided with a key system 122 and a storage system 123 for inputting and storing information, and completing the setting, storage and identification of the password. Further, the storage system 123 includes an electronic lock storage unit and an electronic lock comparison unit, where the electronic lock storage unit stores an unlocking password; when the electronic lock is unlocked, the electronic lock comparison unit compares the input password with the stored unlocking password, if the password is correct, the electromagnetic actuator is driven to unlock, if the password is wrong, the password is allowed to be input again, and the number of times of inputting the password is allowed to be not more than three times; if the current value is incorrect for three times, the communication system 121 gives an alarm to the intelligent monitor 11 and sends the unlocking operation of each time and the driving current value of the electromagnetic actuator at that time as state information to the intelligent monitor 11.
Preferably, the data communication adopts a method of repeatedly sending data: the electronic lock 12 repeatedly sends each group of data for 5 times, and the intelligent monitor 11 corrects the data by adopting a law of large number decoding after receiving the group of data, so that the accuracy of data receiving is ensured. Further, the intelligent monitor 11 is always in a receiving state, the data information includes a data block, the data block includes state information, a current value flowing through a coil of the electromagnetic actuator, and a power supply current value of the communication line at the communication time, and the state information includes, but is not limited to, state information of the electronic lock, battery level information, and an unlocking record.
Preferably, the electronic lock 12 is provided with an LCD display system 128 for displaying the door lock status.
Preferably, the electronic lock 12 is further provided with a face recognition system 124 and a fingerprint recognition system 125 to realize face recognition unlocking and fingerprint unlocking, and a bluetooth connection module 127 to connect with a mobile phone bluetooth and unlock through the mobile phone APP.
The chip is preferably an MCU STM8L chip, the NB-IoT module adopts a small-end N100 module, the core communication chip is a first-money NB-IoT Internet of things chip developed by Haisin Hua, the chip has the characteristics of high integration level and low cost, the N100 module is a patch type module, and the size is only 15mm x 15mm x 2.3 mm. Connection module 127 bluetooth BLE chip for realize with carry out data transmission and ibeacon function between the cell-phone APP. The BLE4.2 is adopted in the equipment, a dialog chip is used, and the power consumption of the chip is less than 1uA in the sleep mode. The chip data transmission and ibeacon functions are designed and verified, and can be used stably and reliably.
The smart monitor 11 and the electronic lock 12 are preferably programmed separately by smart combination lock software. Preferably, a modularized design method is adopted in the software design process, so that reading, debugging and improvement of programs are facilitated, the intelligent door lock fully utilizes software and hardware resources of a 51-system single chip microcomputer, an intelligent analysis function is introduced, and the reliability and safety of the system are improved.
In the intelligent door lock 100 based on the NB-IOT technology, hardware encryption and soft encryption for secure transmission are performed on a hardware end and a communication line at the same time, and all data is stored in a cloud end, so that the security of a user is strictly protected; the state information, the battery electric quantity and the door opening state of the door lock are automatically received, and the door lock is conveniently monitored by automatically acquiring unlocking records, automatically calibrating a clock and the like; the mobile phone APP unlocking, Bluetooth unlocking, fingerprint unlocking, face recognition unlocking, remote unlocking and other unlocking modes are supported, and the use is convenient; the intelligent lock is slightly changed in software and hardware, an intelligent distributed monitoring network can be formed, centralized monitoring management in a certain range is realized, and the intelligent lock has wide application prospects in the fields of finance, insurance, military and other safety precaution.
In addition, the current state strongly supports the scheme of the Internet of things, the cost of the NB-IOT module is greatly subsidized by operators, the cost of the module and the use cost are low, and the cost of the chip and the module is continuously reduced along with the popularization of the NB-IOT; and the public security increases the supervision force on places such as hotels, apartments and the like, so that the NB-IOT (Internet of things) door lock has more advantages. The NB-IOT door lock has a function of uploading data in real time; the function of a report form and a black and white list is provided; the door lock management system has the function of authority hierarchical management, flexible hierarchical management, rapid allocation or deletion of user roles and support of remote authorization of a mobile terminal to send a one-time password; the powerful management system greatly facilitates the work of managers and improves the working efficiency. And the intelligent lock required by the user can be customized according to the user requirement.
It should be noted that the present invention is not limited to the above embodiments, and other changes can be made by those skilled in the art according to the spirit of the present invention, and all the changes made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. The intelligent door lock based on the NB-IOT technology is characterized by comprising a door lock system, a door lock management server, a client and a cloud server, wherein the door lock system comprises an intelligent monitor and an electronic lock which are placed in different places, the door lock system is provided with an NB-IOT module, the door lock management server and the client are respectively connected with the door lock system through a network through the NB-IOT module, the door lock management server and the client are used for managing and controlling the door lock system, and the cloud server is respectively connected with the door lock system, the door lock management server and the client through the network and stores door lock state data.
2. The intelligent door lock based on the NB-IOT technology as claimed in claim 1, wherein the intelligent monitor employs a line multiplexing technology, and provides a communication line with a two-core cable to supply power required by the electronic lock and receive data information transmitted from the electronic lock.
3. The intelligent door lock based on the NB-IOT technology of claim 1, wherein the client comprises a PC client and a mobile phone client, and the PC client and the mobile phone client respectively control the door lock system by downloading APPs corresponding to the door lock system.
4. The intelligent door lock based on the NB-IOT technology as claimed in claim 1, wherein the intelligent monitor comprises a communication module, a storage module, a monitoring module, an LCD display module and a buzzer, the communication module receives status information and alarm information sent by the electronic lock in a fixed format, the storage module is used for storing the status information, comparing with historical status to obtain a change trend and predict future status, and displaying through the LCD display module; the LCD display module and the buzzer send out sound and light alarm information when receiving the alarm information; the monitoring module monitors the change of the power supply current flowing through the communication line in real time when the intelligent monitor is communicated with the electronic lock.
5. The intelligent door lock based on the NB-IOT technology of claim 4, wherein the storage module includes a storage unit and a comparison unit, the comparison unit sets a threshold, the comparison unit compares the received data with the set threshold after the storage unit receives one data, and if the received data is greater than the set threshold, an out-of-limit alarm is issued; if the received data is smaller than the threshold value, comparing the data with the same type of data received on the current day and keeping the data larger so as to ensure that the data stored every day is the maximum value in the same type of data.
6. The NB-IOT technology based smart door lock as claimed in claim 1, wherein the smart monitor is further provided with a clock module to automatically calibrate a clock and a cloud service module to send data to the cloud server.
7. The intelligent door lock based on the NB-IOT technology as claimed in claim 1, wherein the electronic lock is provided with a communication system to complete data communication with the intelligent monitor, the data communication is used for repeatedly sending data, the electronic lock repeatedly sends each group of data for multiple times, and the intelligent monitor is used for repeatedly receiving data and correcting errors by using law of large numbers to ensure accuracy of data reception.
8. The NB-IOT based intelligent door lock of claim 2, wherein the intelligent monitor is always in a receiving state, the data information comprises a data block, the data block comprises status information, a current value flowing through the electromagnetic actuator coil, and a current value of a power supply of the communication line at the communication time, and the status information comprises but is not limited to status information of the electronic lock, battery level information, and an unlocking record.
9. The intelligent door lock based on the NB-IOT technology as claimed in claim 7, wherein the electronic lock is provided with an LCD display system for displaying the state of the door lock, a key system and a storage system for inputting and storing information respectively, a face recognition system and a fingerprint recognition system for realizing face recognition unlocking and fingerprint unlocking, and a Bluetooth connection module for connecting a mobile phone Bluetooth for realizing Bluetooth unlocking.
10. The intelligent door lock based on the NB-IOT technology of claim 9, wherein the storage system includes an electronic lock storage unit and an electronic lock comparison unit, the electronic lock storage unit stores an unlocking password, the password is input when unlocking, the electronic lock comparison unit compares the input password with the stored unlocking password, if the password is correct, the electromagnetic actuator is driven to unlock, if the password is wrong, the password is allowed to be input again, and the number of times of inputting the password is allowed to be not more than three times; and if the three times of unlocking are incorrect, the communication system gives an alarm to the intelligent monitor and sends the unlocking operation of each time and the driving current value of the electromagnetic actuator at the time as state information to the intelligent monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920555223.2U CN210109893U (en) | 2019-04-22 | 2019-04-22 | Intelligent door lock based on NB-IOT technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920555223.2U CN210109893U (en) | 2019-04-22 | 2019-04-22 | Intelligent door lock based on NB-IOT technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210109893U true CN210109893U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920555223.2U Expired - Fee Related CN210109893U (en) | 2019-04-22 | 2019-04-22 | Intelligent door lock based on NB-IOT technology |
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| Country | Link |
|---|---|
| CN (1) | CN210109893U (en) |
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2019
- 2019-04-22 CN CN201920555223.2U patent/CN210109893U/en not_active Expired - Fee Related
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Granted publication date: 20200221 |