门禁系统中锁门的执行部件。用户应根据门的材料、出门要求等需求选取不同的锁具。主要有以下几种类型：
The executive part of the door lock in the access control system. Users should select different locks according to the door materials, door requirements and other needs. There are mainly the following types:
(1)电磁锁：电磁锁断电后是开门的，符合消防要求。并配备多种安装架以供顾客使用。这种锁具适于单向的木门、玻璃门、防火门、对开的电动门。
(1) electromagnetic lock: after the electromagnetic lock is powered off, it is open to the door, meeting the fire protection requirements. And equipped with a variety of mounting frame for customers to use. This kind of lock is suitable for one-way wooden door, glass door, fire door and electric door.
(2) 阳极锁：阳极锁是断电开扭王块模具 高铁遮板模具 阶梯护坡模具 拱形护坡模具 卵形槽模具 保定室内设计培训 保定平面设计培训门型，符合消防要求。它安装在门 框的上部。与电磁锁不同的是阳极锁适用于双向的木门、玻璃门、防火门，而且它本身 带有门磁检测器，可随时检测门的安全状态。
(2) anode lock: the anode lock is a power-off door opening type, which meets the fire protection requirements. It is mounted on the upper part of the door frame. Different from the electromagnetic lock, the anode lock is suitable for two-way wooden doors, glass doors and fire doors, and it has a magnetic detector, which can detect the safety status of the door at any time.
(3) 阴极锁：一般的阴极锁为通电开门型。适用单向木门。安装阴极锁一定要配备UPS电源。因为停电时阴锁是锁门的。
(3) cathode lock: the general cathode lock is the door opening type with power on. Applicable to one-way wooden door. The installation of cathode lock must be equipped with UPS power supply. Because the door is locked when the power is cut off.