眾人都了解由于在外邊的火災發生時人們不可能唾手關門，故咱們的防火門一定自動合上，咱們就須設自動閉門器。方今，咱們的自動閉門器分為油壓式以及彈簧式兩類，用防火門者多為單向開啟的油壓式門頂彈簧及單管式彈簧合頁。

Everyone knows that it is impossible for people to close the door when a fire breaks out outside, so our fire doors must close automatically, so we must set automatic door closers. Today, our automatic door closers are divided into two types: oil pressure type and spring type. Most of those using fire doors are oil pressure type door top springs with one-way opening and single tube spring hinges.

在這里提示咱們需求關注的是，不要誤將咱們的這類自動閉門器裝在受火面的一邊，免得在火災時遭咱們的高溫毀壞。并且日常要包管自動閉門器生動有用，假如一旦破損要趕緊調換。

Here we are reminded to pay attention to the fact that we should not install this kind of automatic door closer on the side of the fire surface by mistake, so as to avoid being damaged by our high temperature in case of fire. And daily to ensure that the automatic door closer is vivid and useful, if it is damaged, it should be replaced immediately.

專作疏落的樓梯間防火門，日常為了防盜在運用中往往被鎖上。為了處理既防火又防盜的問題，此類防火門可采用電磁門鎖。

The fire doors in staircases, which are designed for scattering, are often locked in daily use to prevent theft. In order to solve the problem of both fire prevention and theft prevention, such fire doors can adopt electromagnetic door locks.

本樓職員有用鑰匙開啟進路，火災時由煙感器聯動或消防管制室遠距離管制而接通電路，鎖舌則在磁力作用下縮回，門便可被推開。也可設置方便的機械式推杠門鎖，每一時辰從內部只要一推門便可敞開，人出走后門便回彈合上，從外邊進路則要用鑰匙開啟，故可預防作案者進路樓內。

The staff of the building can use the key to open the route. In case of fire, the circuit will be connected through the linkage of smoke detectors or the remote control of the fire control room. The lock tongue will retract under the action of magnetic force, and the door can be pushed open. A convenient mechanical push bar door lock can also be set, which can be opened by pushing the door from the inside every hour, and the back door will rebound and close when people leave. The access road from the outside should be opened with a key, so the perpetrators can be prevented from entering the building.

濟南防火卷簾門安裝維修廠家認為假如防火門的門執手一定用手旋轉才調開啟，則可能在火災時因其被烤燙而不能開門。為此宜用推桿式門鎖，只需手推或形骸擠壓便可開啟防火門。日常處于開啟形態下的防火門，一定設不變裝置，以便于通暢。通常設有電磁開釋開關或易熔合金把門不變在雙側墻上，火災時斷電失磁或燒熔合金，門則在彈簧作用下自動合上。

Jinan fire shutter door installation and maintenance manufacturers believe that if the door handle of the fire door must be rotated by hand before it can be adjusted to open, it may not be able to open the door because it is burned during the fire. For this reason, the push rod type door lock should be used. The fire door can be opened only by pushing or squeezing. The fire door in the open state must be equipped with a constant device to facilitate the smoothness. Usually, an electromagnetic release switch or fusible alloy is set to keep the door on the two side walls. In case of fire, the door will automatically close under the action of spring.

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