CN205354166U - Novel intelligent access control system - Google Patents

Abstract

Translated fromChinese

本实用新型公开了一种新型智能门禁系统，包括中央控制计算机、通信模块、单片机系统、读卡模块、电控锁、门禁开关，所述中央控制计算机与所述通信模块双向相连接，所述通信模块与所述单片机系统双向相连接，所述单片机系统与读卡模块双向相连接，所述电控锁的输入端与所述单片机系统的输出端相连接，所述门禁开关的输入端与所述电控锁的输出端相连接。本实用新型通过对射频IC卡的识别，保证那些持有相应证件的人员能够自由进出，阻止外来人员或无法提供证件的人员进入，具有读写速度快，寿命长，可靠性高，低功耗，安全、用户使用方便、便于管理、成本低廉等优点，具有较广阔的发展空间。

The utility model discloses a novel intelligent access control system, which comprises a central control computer, a communication module, a single-chip microcomputer system, a card reading module, an electric control lock, and an access control switch. The central control computer is bidirectionally connected with the communication module. The communication module is bidirectionally connected with the single-chip microcomputer system, the single-chip microcomputer system is bidirectionally connected with the card reader module, the input terminal of the electric control lock is connected with the output terminal of the single-chip microcomputer system, and the input terminal of the access control switch is connected with the The output ends of the electric control locks are connected together. The utility model ensures that those who hold corresponding certificates can freely enter and exit through the identification of radio frequency IC cards, and prevents outsiders or those who cannot provide certificates from entering, and has the advantages of fast reading and writing speed, long life, high reliability and low power consumption. , safe, user-friendly, easy to manage, low cost and other advantages, has a broad space for development.

Description

Translated fromChinese

一种新型智能门禁系统A New Type of Intelligent Access Control System

技术领域technical field

本实用新型涉及一种新型的智能门禁安全管理系统，特别涉及一种基于单片机和RFID技术实现智能管理的门禁系统，属于安防装置技术领域。The utility model relates to a novel intelligent access control safety management system, in particular to an access control system which realizes intelligent management based on single-chip microcomputer and RFID technology, and belongs to the technical field of security devices.

背景技术Background technique

近年来，社会经济飞速发展的同时，许多安全隐患也随之产生。因经济原因引发的犯罪越来越多，商业情报的安全因激烈竞争越来越成为人们关注的焦点，对于进出一些重要的政府机关、档案馆、科研院所、以及一些事关公共安全的重要公用事业单位的控制中心、民航机场等单位的工作人员，给予进出授权控制已经成为必要。因安全问题越来越突出，人们对新型楼宇安保系统的要求也越来越高。由闭路电视、报警器，以及一些门锁、防盗窗、防盗门、保安人员等组成的传统的楼宇保安系统，已经远远不能满足人们的安全需求。智能门禁系统由此产生。In recent years, with the rapid development of social economy, many safety hazards have also emerged. There are more and more crimes caused by economic reasons, and the security of commercial intelligence has become the focus of people's attention due to fierce competition. It has become necessary for the staff of the control centers of public utilities, civil aviation airports and other units to give access authorization control. As safety issues become more and more prominent, people's requirements for new building security systems are also getting higher and higher. The traditional building security system consisting of closed-circuit television, alarms, door locks, anti-theft windows, anti-theft doors, security personnel, etc. has been far from meeting people's security needs. The intelligent access control system is thus produced.

发明内容Contents of the invention

本实用新型的目的在于提供一种智能门禁管理系统。该实用新型以读卡模块为核心，结合单片机系统设计硬件外围电路，实现对射频卡的控制以及和单片机之间的通信。The purpose of the utility model is to provide an intelligent access control management system. The utility model takes the card reading module as the core, and designs hardware peripheral circuits in combination with a single-chip microcomputer system to realize the control of the radio frequency card and the communication with the single-chip microcomputer.

本实用新型采用如下技术方案实现发明目的：The utility model adopts following technical scheme to realize the object of the invention:

一种新型智能门禁系统，包括中央控制计算机、通信模块、单片机系统、读卡模块、电控锁、门禁开关，所述中央控制计算机与所述通信模块双向相连接，所述通信模块与所述单片机系统双向相连接，所述单片机系统与读卡模块双向相连接，所述电控锁的输入端与所述单片机系统的输出端相连接，所述门禁开关的输入端与所述电控锁的输出端相连接。A new type of intelligent access control system, including a central control computer, a communication module, a single-chip microcomputer system, a card reading module, an electric control lock, and an access control switch. The central control computer is bidirectionally connected to the communication module, and the communication module is connected to the The single-chip microcomputer system is bidirectionally connected, the single-chip microcomputer system is bidirectionally connected with the card reader module, the input end of the electric control lock is connected with the output end of the single-chip microcomputer system, the input end of the access control switch is connected with the electric control lock The output terminal is connected.

一种新型智能门禁系统，所述单片机系统采用STC89C52单片机，所述读卡模块由非接触式射频卡Mifare1、读写芯片MFRC500、天线等组成。A new type of intelligent access control system, the single-chip microcomputer system adopts STC89C52 single-chip microcomputer, and the card reading module is composed of a non-contact radio frequency card Mifare1, a read-write chip MFRC500, an antenna and the like.

在本实用新型中，设计串口通信模块，微处理器的信号通过MAX485芯片经RS485总线传输，再通过RS485/RS232的转换头转换，最后由主控电脑的上位机接收。读卡器独立工作，计算机每隔一定时间访问读卡器，读取存储器内的读卡数据，并及时处理读卡器中的数据，从而实现职能门禁管理。该设计相比其他设计而言，结构更加简便、安全性高、使用方便，应用前景更加广阔。In the utility model, a serial port communication module is designed, and the signal of the microprocessor is transmitted through the RS485 bus through the MAX485 chip, then converted through the RS485/RS232 conversion head, and finally received by the host computer of the main control computer. The card reader works independently, and the computer accesses the card reader at regular intervals, reads the card reading data in the memory, and processes the data in the card reader in time, so as to realize functional access control management. Compared with other designs, this design has simpler structure, higher safety, convenient use and broader application prospects.

附图说明Description of drawings

图1是本实用新型的系统结构图。Fig. 1 is a system structure diagram of the utility model.

图2是本实用新型的总体控制工作流程图。Fig. 2 is the overall control work flowchart of the present utility model.

具体实施方式detailed description

下面结合附图和优选实施例对本实用新型作进一步的详细描述。Below in conjunction with accompanying drawing and preferred embodiment the utility model is described in further detail.

参见图1，一种新型智能门禁系统，系统结构包括中央控制计算机、通信模块、单片机系统、读卡模块、电控锁、门禁开关。所述中央控制计算机与所述通信模块双向相连接，所述通信模块与所述单片机双向相连接，所述单片机与读卡模块双向相连接，所述电控锁的输入端与所述单片机系统的输出端相连接，所述门禁开关的输入端与所述电控锁的输出端相连接。所述单片机系统采用STC89C52单片机，所述读卡模块由非接触式射频卡Mifare1、读写芯片MFRC500、天线等组成。Referring to Figure 1, a new type of intelligent access control system, the system structure includes a central control computer, a communication module, a single-chip microcomputer system, a card reader module, an electric lock, and an access control switch. The central control computer is bidirectionally connected to the communication module, the communication module is bidirectionally connected to the single-chip microcomputer, the single-chip microcomputer is bidirectionally connected to the card reading module, and the input terminal of the electric control lock is bidirectionally connected to the single-chip microcomputer system. The output end of the door is connected, and the input end of the access control switch is connected with the output end of the electric control lock. The single-chip microcomputer system adopts STC89C52 single-chip microcomputer, and the card reading module is composed of a non-contact radio frequency card Mifare1, a read-write chip MFRC500, and an antenna.

图2给出了本实用新型的总体控制工作流程图。读卡过程包括单片机和读卡芯片初始化、寻卡、防冲突、选卡、验证、写卡、卡挂起等部分。上电初始化后，读卡器处于寻卡状态，检测是否有射频卡进入射频天线的感应区。检测到卡片数据后，读卡程序就按顺序执行防冲突、选卡、验证操作，验证成功后启动卡片读写。通过以上步骤与流程，可实现门禁系统的智能管理功能。Fig. 2 has provided the overall control work flowchart of the present utility model. The card reading process includes the initialization of the single chip microcomputer and the card reading chip, card search, anti-collision, card selection, verification, card writing, card suspension and other parts. After power-on and initialization, the card reader is in the card-seeking state, and detects whether a radio-frequency card enters the sensing area of the radio-frequency antenna. After the card data is detected, the card reader program performs anti-collision, card selection, and verification operations in sequence, and starts card reading and writing after the verification is successful. Through the above steps and processes, the intelligent management function of the access control system can be realized.

Claims (3)

Translated fromChinese

1.一种新型智能门禁系统，其特征在于：包括中央控制计算机、通信模块、单片机系统、读卡模块、电控锁、门禁开关，所述中央控制计算机与所述通信模块双向相连接，所述通信模块与所述单片机系统双向相连接，所述单片机系统与读卡模块双向相连接，所述电控锁的输入端与所述单片机系统的输出端相连接，所述门禁开关的输入端与所述电控锁的输出端相连接。1. A novel intelligent access control system is characterized in that: it comprises a central control computer, a communication module, a single-chip microcomputer system, a card reader module, an electric lock, and an access control switch, and the central control computer is bidirectionally connected with the communication module, so that The communication module is bidirectionally connected with the single-chip microcomputer system, the single-chip microcomputer system is bidirectionally connected with the card reader module, the input terminal of the electric control lock is connected with the output terminal of the single-chip microcomputer system, and the input terminal of the access control switch It is connected with the output terminal of the electric control lock.2.根据权利要求1所述的一种新型智能门禁系统，其特征在于：所述单片机系统采用STC89C52单片机。2. A new type of intelligent access control system according to claim 1, characterized in that: said single-chip microcomputer system adopts STC89C52 single-chip microcomputer.3.根据权利要求1所述的一种新型智能门禁系统，其特征在于：所述读卡模块由非接触式射频卡Mifare1、读写芯片MFRC500、天线组成。3. A new type of intelligent access control system according to claim 1, characterized in that: the card reading module is composed of a non-contact radio frequency card Mifare1, a read-write chip MFRC500, and an antenna.