JPH03125956U

JPH03125956U -

Info

Publication number: JPH03125956U
Application number: JP3518690U
Authority: JP
Priority date: 1990-03-31
Filing date: 1990-03-31
Publication date: 1991-12-19

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の断面図、第２図は
弁体３１とその付近の断面図、第３図はハンドル
４５付近の断面図、第４図は支持部材４８の一部
の断面図、第５図は基部４９付近の断面図、第６
図は本考案に従う三方弁１４ａ，１４ｂを用いた
都市ガスの配管経路の一部を示す図、第７図は先
行技術の配管系統図である。１４，１４ａ，１４ｂ……三方弁、１５……本
体、１６……第１接続口、１７……第２接続口、
１８……第３接続口、１９，２０，２１……通路
、２２，２３，２４……隔壁、２５……第１弁孔
、２６……第２弁孔、２７……第１弁座、２８…
…第２弁座、２９……一直線、３２……駆動手段
、４０……弁棒。 1 is a sectional view of an embodiment of the present invention, FIG. 2 is a sectional view of the valve body 31 and its vicinity, FIG. 3 is a sectional view of the vicinity of the handle 45, and FIG. A cross-sectional view, FIG. 5 is a cross-sectional view of the vicinity of the base 49, and FIG.
The figure shows a part of a city gas piping route using the three-way valves 14a and 14b according to the present invention, and FIG. 7 is a piping system diagram of the prior art. 14, 14a, 14b... three-way valve, 15... main body, 16... first connection port, 17... second connection port,
18... Third connection port, 19, 20, 21... Passage, 22, 23, 24... Partition wall, 25... First valve hole, 26... Second valve hole, 27... First valve seat, 28...
...second valve seat, 29...straight line, 32...driving means, 40...valve stem.

Claims

[Claims for Utility Model Registration] It has a first, second, and third connection port, and a passage that communicates each connection port, and each passage is partitioned by a partition wall, and the partition wall has a first, second, and third connection port. A first valve hole that communicates the passage of the first connection port with the passage of the second connection port, and a second valve hole that communicates the passage of the first connection port with the passage of the third connection port.
a main body in which a valve hole is formed; first and second valve seats that are formed opposite to each other in the first and second valve holes and have respective axes in a straight line; A three-way valve characterized by comprising: a valve body that is interposed in a space between the valve seats and that comes into contact with and separates from a first or second valve seat; and a drive means that drives the valve body to move along the straight line. .