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The invention discloses a subway safety door capable of lifting vertically. The subway safety door comprises a door frame (1) formed by a left upright (11), a right upright (12) and a cross beam… Continue Reading
The utility model discloses a metro barrier door, comprising double doors including a sliding door (1) and a fixed door (2) cooperating with the sliding door (1), also a sealing device (2) fixed on a… Continue Reading
The invention discloses a ventilated curtain fire protection installation, comprising: the segregation barrier device that installed in the bone of curtain wall through the connection device and can… Continue Reading
The utility model relates to a push rod device used for an emergency door lock, which comprises a rod seat, a push rod, a parallel four rod structure which is connected between the rod seat and the… Continue Reading
The utility model discloses a vertically lifting subway safety door, which comprises a door frame (1), a moving door body (2) and a lifting rope (3). The door frame (1) is composed of a left vertical… Continue Reading