自动门工作原理 |
添加时间:2017/12/20 16:00:23 浏览次数: |
自动门的系统配置是指根据使用要求而配备的,与自动门控制器相连的外围辅助控制装置,如开门信号源、门禁系统、安全装置、集中控制等。必须根据建筑物的使用特点。通过人员的组成,楼宇自控的系统要求等合理配备辅助控制装置。
The automatic door system configuration is a peripheral auxiliary control device connected with the automatic door controller, which is equipped with the automatic door controller, such as the open door signal source, access control system, safety device, centralized control and so on. It must be based on the characteristics of the use of the building. Through the composition of the personnel, the system requirements of the building self-control and so on, the auxiliary control device is properly equipped.
自动门原理
Principle of automatic gate
1、开门信号
1. Signal to open the door
自动门的开门信号是触点信号,微波雷达和红外传感器是常用的两种信号源:
The opening signal of the automatic door is the contact signal. The microwave radar and the infrared sensor are the two commonly used signal sources:
微波雷达是对物体的位移反应,因而反应速度快,适用于行走速度正常的人员通过的场所,它的特点是一旦在门附近的人员不想出门而静止不动后,雷达便不再反应,自动门就会关闭,对门机有一定的保护作用。
Microwave radar is the displacement response of the object, and reaction speed, suitable for normal walking speed through the site, it is once in a door near the staff do not want to go out and motionless, the radar will no longer response, the door will automatically shut down, this machine has certain protective effect.
红外传感器对物体存在进行反应,不管人员移动与否,只要处于传感器的扫描范围内,它都会反应即传出触点信号。缺点是红外传感器的反应速度较慢,适用于有行动迟缓的人员出入的场所。
Infrared sensor reacts on the existence of objects. No matter whether the person moves or not, as long as it is in the scanning range of the sensor, it will react, namely the outgoing contact signal. The disadvantage is that the reaction speed of the infrared sensor is slow, and it is suitable for the place where people with slow action are going in and out.
另外,如果自动门接受触点信号时间过长,控制器会认为信号输入系统出现障碍。而且自动平移门如果保持开启时间过长,也会对电气部件产生损害。由于微波雷达和红外传感器并不了解接近自动门的人是否真要进门,所以有些场合更愿意使用按键开关。
In addition, if the automatic door accepts the contact signal for too long time, the controller will consider the signal input system to have an obstacle. And the automatic translation door will damage the electrical components if the opening time is too long. As microwave radar and infrared sensors do not understand whether people close to automatic doors are really going to enter the door, some occasions are more willing to use key switches.
按键开关可以是一个触点式的按钮,更方便的是所谓肘触开关。肘触开关很耐用,特别是它可以用胳膊肘来操作。避免了手的接触。
Key switch can be a contact button, more convenient is the so-called elbow switch. The elbow switch is very durable, especially if it can be operated on the elbow. Avoid hand contact.
还有脚踏开关,功能一样,但对防水的要求较高,而且脚踏的力量很大,容易使脚踏开关失效。还有一种带触点开关的拉手,当拉手被推(或在反方向拉)到位时,向门机提供触点信号。
And the pedal switch, the function is the same, but the demand for waterproof is higher, and the foot is very strong, easy to make the foot switch failure. There is also a hand with a contact switch, when the hand is pushed (or pulled in the opposite direction) in place, the contact signal is provided to the door machine.
现在的楼宇自控有时会提出特殊的要求,例如使用电话的某一分线控制开门。要达到这个要求,只要保证信号是无源的触点信号即可。有些情况下,人们会提出天线遥控的要求。用一个无线接受器与自动门进行触点式连接,再配一个无线发射器,就可以达到要求。不过,现在的无线电波源太多,容易导致偶然开门是一个麻烦的问题。
Current building automation sometimes poses special requirements, such as the use of a telephone line to open the door. To achieve this requirement, as long as the signal is a passive contact signal, the signal is guaranteed. In some cases, the requirements of the antenna remote control are put forward. With a wireless receiver and automatic door contact connection, and then a wireless transmitter, you can meet the requirements. However, the current radio wave source is too many, easy to lead to accidental opening is a troublesome problem.
定时器可以自动控制门的状态,其原理是将时钟与特定的开关电路相连,可预设定时间将自动门处于自动开启或锁门状态。
The timer can automatically control the state of the door. The principle is to connect the clock to a specific switch circuit, and preset time to automatically open or lock the door.
2、自动门解锁
2. Automatic door unlock
自动门解锁动作与开门动作之间的协调,应用于自动平移门的电子锁有锁皮带的电磁锁和锁门体吊挂件的电动锁,锁电机的三种。后者用于重型自动平移门,自动平开门的电子锁有电磁门吸,电子插销锁和电子开门器,电子开门的作用力方向不影响门的开启动作,不易发生误操作。还有一种带触点开关的机械锁,使锁与开关结合,锁不处于开锁状态,触点就不能接触,不可能发生误操作。
The coordination between automatic door unlocking action and opening operation is applied to the electronic locks of automatic translation doors, the electromagnetic locks with lock belts, the electric locks with locks, the hanging bodies of locks, and the three kinds of lock motors. The latter for heavy duty automatic sliding door, automatic door electronic lock electromagnetic door stopper, electronic plug lock and electronic door opener, the opening action does not affect the force direction of electronic door door, not prone to misuse. There is also a mechanical lock with a contact switch, which combines the lock with the switch, the lock is not in the unlocked state, the contact can not be touched, and the misoperation can not occur. |
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