JPS63139400U

JPS63139400U -

Info

Publication number: JPS63139400U
Application number: JP3303387U
Authority: JP
Priority date: 1987-03-05
Filing date: 1987-03-05
Publication date: 1988-09-13
Also published as: JPH0447515Y2

Description

[Brief explanation of the drawing]

第１図は本考案に係る排水トラツプが設けられ
たクリーンルームの断面図、第２図及び第３図は
本考案に係る排水トラツプの断面図、第４図は本
考案に係る排水トラツプの第２実施例を示す断面
図、第５図は従来の排水トラツプの断面図である
。５０……排水トラツプ、５２……本体、５２Ａ
……外筒、５２Ｂ……内筒、５６……閉栓部材、
５６Ａ……閉栓部材の下部、５６Ｂ……閉栓部材
の上部、５７……内筒の開口、６０……外筒の内
周面、６１……外筒の開口。 Fig. 1 is a cross-sectional view of a clean room equipped with a drain trap according to the present invention, Figs. 2 and 3 are cross-sectional views of a drain trap according to the present invention, and Fig. 4 is a cross-sectional view of a clean room equipped with a drain trap according to the present invention. FIG. 5 is a cross-sectional view of a conventional drainage trap. 50...Drainage trap, 52...Main body, 52A
...Outer cylinder, 52B...Inner cylinder, 56...Closing member,
56A... Lower part of the closure member, 56B... Upper part of the closure member, 57... Opening of the inner cylinder, 60... Inner peripheral surface of the outer cylinder, 61... Opening of the outer cylinder.

Claims

[Scope of utility model registration request]

Consisting of a double-structured cylinder body consisting of an inner cylinder and an outer cylinder, a first seating surface is formed on the outer cylinder, a second seating surface is formed on the upper end of the inner cylinder, and the lower end opening of the inner cylinder is on the drainage side. a main body connected to the inner cylinder, a lower part capable of closing a second seating surface of the inner cylinder, and a lower part that comes into contact with the first seating surface of the outer cylinder to seal the opening of the outer cylinder when the inner cylinder is closed. What is claimed is: 1. A drainage trap comprising: a closure member which can be floated by drainage retained in an outer cylinder;