The invention relates to an A60-level single-leaf steel door. The single-leaf steel door comprises a door frame, a door plate, an A60-level fireproof window and a detachable threshold; the door plate is composed of an upper door plate and a lower door plate, and the A60-level fireproof window is mounted on the upper door plate; the door plate and the door frame are rotationally connected through a hinge device located on one side of the door frame, and the detachable threshold is fixed to the bottom of the door frame; a surrounding plate is welded in the circumferential direction of the door plate, an inner sealing plate is mounted on the inner side of the door plate, a handle device is mounted on the door plate, and the handle device is connected with a linkage pressing device; and two claw nut locking devices are arranged on the lower door plate. The requirements of a single-leaf steel door with the fire resistance grade of A60, the limited outdoor space, the maximum utilization requirement of the outdoor space and the threshold-free use requirement of a special area are met, and the structural form is an embedded zero threshold.
本发明涉及一种A60级单扇钢质门,所述单扇钢质门包括门框、门板、A60级防火窗和可拆门槛;门板中由上门板和下门板构成,其中在上门板上安装A60级防火窗;门板和门框通过位于门框一侧的铰链装置转动连接,在门框的底部固定可拆门槛;沿所述门板的周向焊接围板,在所述门板的内侧安装内封板,在所述门板上安装把手装置,把手装置和联动压紧装置连接;在所述下门板上安装两个羊角螺母锁紧装置。满足耐火等级为A60级单扇钢质门,满足室外侧空间有限、室外侧空间要求利用最大化,满足特殊区域无门槛使用要求,结构形式为埋入式“零门槛”。
A60-level single-leaf steel door
一种A60级单扇钢质门
2021-05-04
Patent
Elektronische Ressource
Chinesisch
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |
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