CN106934905A - A kind of access controller and management system based on LoRa technologies - Google Patents

The invention discloses a kind of access controller based on LoRa technologies and management system, including controller mainboard and background management system, controller mainboard connects background management system, controller mainboard side is provided with LoRa antennal interfaces, I/O interface, RJ45 network interfaces, opposite side is provided with identification equipment interface, go out push-button interface and door lock control interface, controller mainboard is provided with core processor, LoRa communication modules, flash storage and safety chip, simple structure of the present invention, intelligence degree is high, using LaRa wireless technologys, solve the problems, such as the Wireless Networking of gate control system, distance is remote, networking is simple, transmission stabilization；While management and control gate inhibition, substantial amounts of other sensor devices can be accessed, trunking is installed without front end, comprehensively solved the problems, such as safety custody and enter control；Centered on background service system, whole service logic is realized in center service, makes that the process of deployment, upgrading, personalization is unrelated with headend equipment, and clear logic, management and control is flexible.

A kind of access controller and management system based on LoRa technologies

Technical field

The present invention relates to gate control system technical field, specially a kind of access controller and management system based on LoRa technologies System.

Background technology

Current gate control system it is main by：Controller, card reader, door lock, managing main frame composition；Controller support it is online and from Two kinds of mode of operations of line, network mode is mainly based on IP network or RS485 networks.And this networking mode is required for carrying out cloth Line, workload is big, and later stage not easy care.For example：Change access point is required for rewiring.Upgrading gate control system, Majority of case also cannot be using original wiring, it is necessary to rewiring.

In addition, same domain also has a wireless access control system based on WiFi technology at present, but due to WIFI signal covering and The limitation of transmission range, it is impossible to spread.In entrance guard management and control system, traditional gate control system is due to being all Manage in a local network, to real-time, data safety, attack protection protection aspect is not all related to comprehensively.

The content of the invention

It is above-mentioned to solve it is an object of the invention to provide a kind of access controller based on LoRa technologies and management system The problem proposed in background technology.

To achieve the above object, the present invention provides following technical scheme：A kind of access controller based on LoRa technologies and Management system, including controller mainboard and background management system, the controller mainboard connect background management system, the control Device mainboard side is provided with LoRa antennal interfaces, I/O interface, RJ45 network interfaces, opposite side be provided with identification equipment interface, go out by Button interface and door lock control interface, the controller mainboard be provided with core processor, LoRa communication modules, flash storage, Safety chip, buzzer and indicator lamp, the core processor connect LoRa communication modules, flash storage, safe core respectively Piece, buzzer and indicator lamp；

The background management system includes concentrator group, and the concentrator group includes the first concentrator, the second concentrator, the Three concentrators, N concentrators, N are the integer more than 3；The concentrator group is by LoRaWAN network connection sensor groups, institute State concentrator group and central server is connected by IP network, the central server is described by IP network connecting management terminal Concentrator group also by LoRaWAN network connection access controller groups, the access controller group include the first access controller, Second access controller, the 3rd access controller, M access controllers, M are the integer more than 3.

Preferably, the sensor group includes door state detection sensor, lock status detection sensor, illegal invasion sensing Device, In vivo detection sensor, Temperature Humidity Sensor, gas detection sensor.

Preferably, the connection of access controller group identification apparatus and the electric lock.

Preferably, the access controller and sensor group access verification method and comprise the following steps：

Unified after A, access controller group and sensor group line to carry out access checking with central server, checking has differentiated Into after legal, into real-time Communication for Power pattern, data interaction is carried out；If checking differentiates illegal, 5 mistakes, then lock；

B, access controller group and sensor group are offline, need actively to send and recess request, are normally to exit state；Such as gate inhibition Controller group and sensor group time-out do not send pulse information, then it is assumed that improper to exit, and such as control needs line again, then need Again checking is accessed.

Compared with prior art, the beneficial effects of the invention are as follows：Simple structure of the present invention, intelligence degree are high, utilize LaRa wireless technologys, solve the problems, such as the Wireless Networking of gate control system, and distance is remote, and networking is simple, transmission stabilization；Management and control gate inhibition's Meanwhile, substantial amounts of other sensor devices can be accessed, trunking is installed without front end, comprehensively solve safety custody and entrance The problem of control；Centered on background service system, whole service logic is realized in center service, makes deployment, upgrading, personalization Process it is unrelated with headend equipment, clear logic, management and control is flexible；Wherein, concentrator as controller gateway, by controller with Central server is attached.Central server can simultaneously manage many concentrators, while concentrator can many controls of set associative simultaneously Device processed.Central server is connected networking with concentrator by IP network, and concentrator then passes through LoRaWan wireless networks with controller Connection networking, controller obtains identification information, the sampled data of sensor from identification equipment to be passed through by LoRaWan wireless networks Central server is sent to by concentrator gateway and is identified certification, authentication result returns to controller, is controlled by controller Logic judgment processed is performed.In whole system, all of service logic is all managed concentratedly by central server；By in the present invention Method realizes the short message communication protocol of control business and signal service, improves the execution efficiency and stability of networked door access control, together When can access further types of sensor, there is provided more protection modes；Communication data is realized by the method in the present invention Safeguard protection, it is anti-tamper, improve the security of whole networked system.

Brief description of the drawings

Fig. 1 is access controller structural representation of the present invention；

Fig. 2 is background management system control principle block diagram of the present invention；

Fig. 3 is that access controller of the invention and sensor group access verification method flow chart；

Fig. 4 is access controller of the invention and sensor group real-time communication method logical flow chart；

Fig. 5 is data protection of the invention and anti-tamper logical algorithm flow chart.

Specific embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.

Fig. 1-4 are referred to, the present invention provides a kind of technical scheme：A kind of access controller and management based on LoRa technologies System, including controller mainboard 1 and background management system, it is characterised in that：The connection back-stage management of controller mainboard 1 system System, the side of controller mainboard 1 is provided with LoRa antennal interfaces 2, I/O interface 3, RJ45 network interfaces 4, and opposite side is provided with identification Equipment interface 5, go out push-button interface 6 and door lock control interface 7, the controller mainboard 1 are provided with core processor 8, LoRa Communication module 9, flash storage 10, safety chip 11, buzzer 28 and indicator lamp 29, the core processor 8 are connected respectively LoRa communication modules 9, flash storage 10, safety chip 11, buzzer 28 and indicator lamp 29；Wherein, fortune in core processor Capable a whole set of management application program, for managing LoRa communications, data storage, safe computing is called, control logic etc.；LoRa Communication module completes LoRa radio communications, comprising underlying protocol stack；Identification equipment interface is that the identification of controller front end sets Standby, how middle recognition mode can be card reader, fingerprint instrument, and Quick Response Code identification equipment etc. passes through standard weigend with controller Interactive interfacing data.Access controller in the present invention, using LoRa wireless communication technologys, wireless group is carried out by concentrator Net, meanwhile, concentrator is interacted by cable network with central server.Controller and identification apparatus, electric lock connection, and hold Row control business logic.

Background management system includes concentrator group, and the concentrator group includes the first concentrator 12, the second concentrator 13, the Three concentrators 14, N concentrators, N is the integer more than 3；The concentrator group passes through LoRaWAN network connection sensor groups, The concentrator group connects central server 15 by IP network, and the central server 15 passes through IP network connecting management terminal 16, also by L oRaWAN network connection access controller groups, the access controller group includes first to the concentrator group Prohibit controller 17, the second access controller 18, the 3rd access controller 19, M access controllers, M is the integer more than 3；Door Prohibit controller group connection identification apparatus 26 and electric lock 27；Wherein, on central server include database purchase, web services, The service systems such as interface service, security service；Central server for whole system center, for manage substantial amounts of concentrator and Controller, and service logic is performed, application control is carried out to controller；Management terminal is used for the configuration management to system, awards Power management, machine operation monitoring, business datum monitoring；Concentrator as LoRa radio communications gateway, the multigroup control of set associative Device processed, realizes the data communication of central server and controller；System in the present invention, using LoRa wireless communication technologys, will Concentrator carries out wireless networking with controller, meanwhile, concentrator is interacted by cable network with central server.Controller and body Part identification equipment, electric lock connection, and perform control business logic.Concentrator as controller gateway, by controller and center Server is attached.Central server can simultaneously manage many concentrators, while concentrator can be while set associative many motors control device. Central server is connected networking with concentrator by IP network, and concentrator is then connected with controller by LoRaWan wireless networks Networking, it is all via collection by LoRaWan wireless networks that controller obtains identification information, the sampled data of sensor from identification equipment Middle device gateway is sent to central server and is identified certification, and authentication result returns to controller, is controlled by controller and patrolled Collect and judge to perform.In whole system, all of service logic is all managed concentratedly by central server.

In the present invention, access controller and sensor group access verification method and comprise the following steps：

Unified after A, access controller group and sensor group line to carry out access checking with central server, checking has differentiated Into after legal, into real-time Communication for Power pattern, data interaction is carried out；If checking differentiates illegal, 5 mistakes, then lock；

B, access controller group and sensor group are offline, need actively to send and recess request, are normally to exit state；Such as gate inhibition Controller group and sensor group time-out do not send pulse information, then it is assumed that improper to exit, and such as control needs line again, then need Again checking is accessed.

By above step, central management system unitizes to all of controller and sensor device, intelligent Management, further improves the association automation of the efficiency of management and equipment.

The data interaction pattern of present system：Data interaction uses short message form, and regular length solves the biography of LoRa Defeated less efficient problem；Data interaction actively sends pulse data bag for main moving pulse pattern, i.e. access controller, is there is industry In the case of business interaction data, pulse data bag includes business datum, while verified as heartbeat wrapping；Without business interaction data In the case of, pulse data bag is only verified as heartbeat and wrapped.

Data protection of the invention and anti-tamper logical algorithm are as follows：

The first step：Process key is distributed, and works as controller, after sensor checking is successfully accessed, by central server according to control The facility informations such as device mark processed, carry out random process key generation, and return to access controller, and this process data is close by transmitting Key is protected, and transmission cryptographic key protection pattern uses asymmetric arithmetic.Protection and signature as data transfer in this communication process Key, process key protected mode uses symmetry algorithm.The key of generation is different every time, not reproducible.Guarantee center and gate inhibition Communication security between controller.

Second step：Data encryption is completed by process key by symmetry algorithm, efficiency high.

3rd step：Data signature is completed by process key by symmetry algorithm.

4th step：Data group bag, including heading, data, message signature, message trailer group are carried out according to short message agreement Into.

Simple structure of the present invention, intelligence degree are high, and using LaRa wireless technologys, the Wireless Networking for solving gate control system is asked Topic, distance is remote, and networking is simple, transmission stabilization；While management and control gate inhibition, substantial amounts of other sensor devices can be accessed, without Trunking is installed in front end, comprehensively solves the problems, such as safety custody and enters control；Centered on background service system, entirely Service logic realization makes deployment, upgrading, personalized process unrelated with headend equipment in center service, clear logic, management and control spirit It is living；The short message communication protocol of control business and signal service is realized by the method in the present invention, holding for networked door access control is improved Line efficiency and stability, while can access further types of sensor, there is provided more protection modes；By in the present invention Method realizes the safeguard protection of communication data, anti-tamper, improves the security of whole networked system.

Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention And modification, the scope of the present invention be defined by the appended.