JPH0318859U

JPH0318859U -

Info

Publication number: JPH0318859U
Application number: JP8050489U
Authority: JP
Priority date: 1989-07-07
Filing date: 1989-07-07
Publication date: 1991-02-25

Description

[Brief explanation of the drawing]

図面はこの考案の一実施例に係り、第１図は撓
み調整機構を備えた防煙スクリーンの省略正面図
、第２図は第１図−線断面図である。図面の
第３図および第４図は従来例に係り、第３図は従
来の防煙スクリーンを示す側面断面図、第４図は
同防煙スクリーンの正面図である。Ａ…防煙スクリーン（可動式スクリーン）、Ｂ
…撓み調整機構、１…ケーシング、２…巻取シヤ
フト、３…座板、４…スクリーン、１０…ローラ
取付部材、１１…支持ローラ、１１′…規制ロー
ラ、１２…高さ調整部材、１２ａ…長ネジ、１２
ｂ…ナツト。 The drawings relate to an embodiment of this invention, in which FIG. 1 is an abbreviated front view of a smoke-proof screen equipped with a deflection adjustment mechanism, and FIG. 2 is a sectional view taken along the line of FIG. 1. 3 and 4 of the drawings relate to a conventional example. FIG. 3 is a side sectional view showing a conventional smoke prevention screen, and FIG. 4 is a front view of the same smoke prevention screen. A...Smoke screen (movable screen), B
...Deflection adjustment mechanism, 1...Casing, 2...Take-up shaft, 3...Seat plate, 4...Screen, 10...Roller mounting member, 11...Support roller, 11'...Regulation roller, 12...Height adjustment member, 12a... Long screw, 12
b...Natsuto.

Claims

[Scope of claim for utility model registration] A movable screen consisting of a rotatable take-up shaft housed in the ceiling, and a screen that is attached to the take-up shaft and can be taken up and retracted from the ceiling surface. , a deflection adjustment mechanism is provided that includes a plurality of support rollers that support the winding shaft from below, a roller mounting member that pivotally supports these support rollers, and a height adjustment member that allows the roller mounting member to move up and down. A mechanism for adjusting the deflection of a take-up shaft in a movable screen.