JPH01143890U

JPH01143890U -

Info

Publication number: JPH01143890U
Application number: JP3154988U
Authority: JP
Priority date: 1988-03-11
Filing date: 1988-03-11
Publication date: 1989-10-03

Description

[Brief explanation of the drawing]

第１図は本考案に係るドアのシール装置の断面
図、第２図はエアシヤワー装置の横断面図、第３
図は同縦断面図、第４図はシール装置を作動する
ための気体供給排出経路図、第５図は第１のドア
本体の構造を示す図、第６図はドアの蝶番部分の
拡大図、第７図は本考案の他の実施例を示すシー
ル装置の断面図、第８図は従来のエアシヤワー装
置の横断面図、第９図は同縦断面図、第１０図は
従来のドア部分の斜視図、第１１図は従来のエア
シヤワー装置のシール装置、第１２図は同床面の
状態図である。１０１……第１のドア、１０２……第２のドア
、１２０……第２の配管、１２１……気密性保持
用材料、１２３……凹溝、１２５……床面、１２
６……密閉空間。 Fig. 1 is a cross-sectional view of a door sealing device according to the present invention, Fig. 2 is a cross-sectional view of an air shower device, and Fig. 3 is a cross-sectional view of a door sealing device according to the present invention.
The figure is a longitudinal sectional view of the same, Figure 4 is a gas supply/exhaust route diagram for operating the sealing device, Figure 5 is a diagram showing the structure of the first door body, and Figure 6 is an enlarged view of the hinge part of the door. , FIG. 7 is a sectional view of a sealing device showing another embodiment of the present invention, FIG. 8 is a cross-sectional view of a conventional air shower device, FIG. 9 is a vertical sectional view thereof, and FIG. 10 is a conventional door portion. FIG. 11 is a perspective view of a conventional air shower device, and FIG. 12 is a state diagram of the same floor surface. 101...First door, 102...Second door, 120...Second piping, 121...Airtightness maintaining material, 123...Ditch, 125...Floor surface, 12
6... Closed space.

Claims

[Claim for Utility Model Registration] In a door in which a sealing device is provided on the four outer edges of the door body, at least the sealing device on the bottom edge has a concave groove formed toward the outer circumference on the floor-facing surface of the door body, and the concave groove. An airtightness maintaining material that forms a sealed space together with the groove and that comes into contact with and away from the floor surface, a pipe that penetrates the door body and communicates with the sealed space, and a means for supplying and discharging gas to and from the pipe. A door seal structure comprising: