What influence does the installation of fire shutter door have on the surrounding environment?

(1)剔凿作业应避免在夜间和风力超过4级的天气进行，剔凿时应进行局部围闭.以减少噪声和粉尘排放扰民。

(1) The chiseling operation should be avoided at night and in the weather with wind force over 4. Local enclosure should be carried out during chiseling to reduce noise and dust emission.

(2)防火门按设计要求，在门洞内弹出门框的位置线。弹线一定要准确，防止因位置不准而返工.造成人工和物料的浪费。

(2) According to the design requirements, the position line of the door frame shall be popped in the door opening. Line snapping must be accurate to prevent rework due to inaccurate position, resulting in waste of labor and materials.

(3)钢门框槽口内应灌注C20的细石混凝土。

(3) C20 fine aggregate concrete shall be poured into the slot of steel door frame.

(4)依照弹出的位置线，将钢门框放入洞口.用木楔临时固定。门框就位时.严禁使用铁锤敲击.以免损坏门框和噪声排放扰

(4) According to the pop-up position line, put the steel door frame into the hole and fix it temporarily with wooden wedge. When the door frame is in place, it is strictly forbidden to strike with a hammer to avoid damaging the door frame and noise emission

(5)调整门框的上下、前后、左右位置.确认到位后.用木楔塞紧，并用电焊将连接件与预埋件或凿出的钢筋焊牢。焊接应尽量避免夜间施工，焊工应使用专用防护罩。

(5) Adjust the upper and lower, front and rear, left and right positions of the door frame. After confirming the position, plug the door frame with wooden wedge, and weld the connector with embedded parts or chiseled reinforcement by electric welding. Construction at night shall be avoided as far as possible during welding, and special protective cover shall be used for welders.

(6)门框固定后，把合页固定在门扇的合页槽内，将门扇置入门框，合页的另一片放入门框的合页槽.调整就位，将螺钉全部拧紧。

(6) After the door frame is fixed, fix the hinge in the hinge slot of the door leaf, put the door leaf into the door frame, put the other part of the hinge into the hinge slot of the door frame, adjust it in place, and tighten all the screws.

(7)就位后的门扇应启闭自如，无阻滞、反弹。

(7) The door leaf in place should open and close freely without blocking and rebounding.

(8)门锁应能耐950℃高温，以确保在火灾情况下能够开启。

(8) The door lock shall be able to withstand a high temperature of 950 ℃ to ensure that it can be opened in case of fire.

(9)防火门安装后，将门框与洞口之间的缝隙用砂浆填死、抹灰，随后将建筑垃圾清理建筑垃圾池。

(9) After the fire door is installed, the gap between the door frame and the hole shall be filled with mortar and plastered, and the construction waste shall be cleaned up to the construction waste pool.