公布人： 公布日期：2019-09-19 14:00:31
Steel fire-proof roll-curtain doors are now appearing in our vision in various forms, so what is its structure? What is the main impact? Next we will give you a detailed introduction, the following is our Xiangyang ideal door industry to you, hoping to give you some help.
This product has good smoke-proof, fire-proof and wind-pressure-resistant effects. It is mainly composed of curtain sheet, base, support plate, box body, transmission system and manual sliding system. It does not have the anti-theft function of ordinary doors. Of course, it can also be developed according to customer requirements. It can be controlled independently or connected with smoke and temperature sensing devices. The average lifting speed is 2.5-7 m/min and the refractory time is 240 min. When the smoke temperature sensor signal is received, the automatic closing window decreases. According to the control center, it can switch or stop at any position.
This is because the fire-proof rolling curtain door of class has such excellent characteristics that we can't reduce its maintenance work in general, because in order to ensure that it can play the greatest role at the critical moment, we need to note that some of his routine inspection work. And he usually needs to pay attention to some aspects of cleanliness, but also to keep it clean and tidy, in order to avoid dust, affecting his entire operation. He is generally in an open state to facilitate our access. In fact, his own fixtures also ensure that he is in an open state.
So we don't need to use some other things to resist it and prevent it from closing. If we use this method, it's easy to see that he can't automatically close when dangerous. So the correct steps to escape the shutter door are very bad.