Adjustable roller shutter device of ceiling screen

The utility model discloses an adjustable roller shutter device of a ceiling screen. The adjustable roller shutter device comprises a fixing plate, a roller shutter mechanism and an auxiliary stretching mechanism. The lower end of the fixing plate is fixedly connected with a sealing roller shutter table, and the left side and the right side of the lower end of the sealing roller shutter table are fixedly connected with auxiliary supporting tables; the roller shutter mechanism is arranged in the sealed roller shutter table; the auxiliary stretching mechanism is arranged between the two auxiliary supporting tables, the upper end of the auxiliary stretching mechanism is fixedly connected with the lower end of the roller shutter mechanism, and according to the adjustable roller shutter device of the ceiling screen, the smoke blocking device can descend to block smoke or rotate to be recycled through mechanical driving rotation; and in the smoke blocking or recycling process, the smoke blocking device is more stab