JPS60137278U

JPS60137278U - Ceramic valve

Info

Publication number: JPS60137278U
Application number: JP2533784U
Authority: JP
Inventors: 洋史小川; 園田　芳輝
Original assignee: 株式会社　フジキン
Priority date: 1984-02-23
Filing date: 1984-02-23
Publication date: 1985-09-11

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案の実施例を示す閉弁状態のセラミック製
バルブの一部切欠正面図、第２図は第１図の■−■線断
面図、第３図は従来のセラミック　・製バルブを示す閉
弁状態の縦断面図である。１はセラミック製バルブ、２は弁箱、３は弁体、４は弁
棒、５はグランドパツキン、６はアッパーカバー、７は
ボトムカバー、８はグランドナツト。１ゴ７７２一、−ｌ　　−、−−一１ユ　１６２【Fig. 1 is a partially cutaway front view of a ceramic valve in a closed state showing an embodiment of the present invention, Fig. 2 is a sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is a conventional ceramic valve. FIG. 2 is a longitudinal sectional view of the valve in a closed state. 1 is a ceramic valve, 2 is a valve box, 3 is a valve body, 4 is a valve stem, 5 is a gland packing, 6 is an upper cover, 7 is a bottom cover, and 8 is a gland nut. 1go772 1, -l -, --11yu 16 2 [

Claims

[Scope of utility model registration request]

A cylindrical portion 2a having a fluid passage, a flange portion 2c connected to the top and side of the cylindrical portion 2a via a neck portion 2b, and a valve stem insertion hole 2 formed in the flange portion 2c, the neck portion 2b, and the cylindrical portion 2a.
d and a gland packing insertion recess 2e formed inside the outer end of the valve stem insertion hole 2d; a ceramic valve body 3 capable of blocking and opening a fluid passage; a ceramic valve stem 4 supported in the valve stem insertion hole 2d of the valve box 2 and capable of rotating the valve body 3; a glide perakin 5 fitted in the gland packing insertion recess 2e;
It has a female screw hole 6a2 into which the valve stem 4 can be inserted, and the flange portion 2
a half-shaped bottom cover 7 attached to the upper cover 6 so as to sandwich the flange portion 2c between the upper cover 6; and an M screw hole 6a of the upper cover 6; A ceramic valve characterized by comprising a gland nut 8 which is screwed onto a gland nut 8 and which presses a gland packing 5.