JPS6275285U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

図は、本考案の実施例を示す縦断正面図である
。 １……ボデイ、２……基部、３……筒状部、４
……内底部、５……弁座、６……通孔、７……通
孔、８……内向段部、９……おねじ、１０……ダ
イヤフラム、１１……受環、１２……孔、１３…
…押圧体、１４……突環、１５……溶接（部）、
１６……デイスク、１６ａ……シート、１７……
おねじ軸、１８……めねじ孔、１９……外向フラ
ンジ、２０……コイルばね、２１……ボンネツト
、２２……小径筒体、２３……大径筒体、２４…
…おねじ、２５……ユニオンナツト、２６……筒
部、２７……めねじ、２８……頂壁、２９……ス
テム、３０……段付係合部、３１……ハンドル、
３２……ロツクナツト。 The figure is a longitudinal sectional front view showing an embodiment of the present invention. 1...Body, 2...Base, 3...Cylindrical part, 4
...Inner bottom, 5...Valve seat, 6...Through hole, 7...Through hole, 8...Inward step, 9...Male thread, 10...Diaphragm, 11...Receiving ring, 12... Hole, 13...
... Pressing body, 14 ... Projection ring, 15 ... Welding (part),
16...disk, 16a...seat, 17...
Male threaded shaft, 18...Female threaded hole, 19...Outward flange, 20...Coil spring, 21...Bonnet, 22...Small diameter cylindrical body, 23...Large diameter cylindrical body, 24...
... Male thread, 25 ... Union nut, 26 ... Cylinder part, 27 ... Female thread, 28 ... Top wall, 29 ... Stem, 30 ... Stepped engagement part, 31 ... Handle,
32... Locknut.

Claims (1)

【実用新案登録請求の範囲】 (1) ばねによつて上昇力を付与されている押圧
体を、ステムをもつて、ばね力に抗して押し下げ
ることにより、押圧体の下面に取付けたデイスク
を、ボデイの内底部に設けた弁座に当接させて、
流路を遮断するようにし、かつデイスクとボデイ
の内面との間にダイヤフラムを張設することによ
り、流体通過部たるボデイの内底部と、その上方
におけるばね及び押圧体の収容部とを、液密に遮
断してなるダイヤフラムシールデイスクバルブ。 (2) ダイヤフラムの中央の孔の下方より、デイ
スクと一体をなすおねじ軸を挿入し、このおねじ
軸を、押圧体の下面より穿設しためねじ孔に螺合
することにより、デイスクと押圧体をもつて、ダ
イヤフラムの孔の周辺部を挾着してなる実用新案
新案登録請求の範囲第(1)項に記載のダイヤフラ
ムシールデイスクバルブ。 (3) ダイヤフラムとデイスクを溶接（ろう付け
を含む）してなる実用新案新案登録請求の範囲第
(2)項に記載のダイヤフラムシールデイスクバル
ブ。 (4) ダイヤフラムの周辺部を、ボデイに嵌入し
たボンネツトの下端面をもつてボデイにおける内
向段部に圧着してなる実用新案新案登録請求の範
囲第(1)項ないし第(3)項のいずれかに記載のダイ
ヤフラムシールデイスクバルブ。[Claims for Utility Model Registration] (1) A disk attached to the lower surface of the pressing body can be moved by pushing down the pressing body, which is given a rising force by a spring, using the stem against the spring force. , in contact with the valve seat provided at the inner bottom of the body,
By blocking the flow path and installing a diaphragm between the disk and the inner surface of the body, the inner bottom of the body, which is the fluid passage part, and the housing part for the spring and the pressing body above the bottom part are protected from liquid. A diaphragm seal disc valve with tight isolation. (2) Insert the male threaded shaft that is integral with the disk from below the hole in the center of the diaphragm, and screw this male threaded shaft into the female threaded hole drilled from the bottom surface of the pressing body to connect it to the disk. The diaphragm seal disc valve according to claim 1, which is a utility model, and has a pressing member that clamps the periphery of a hole in the diaphragm. (3) Scope of claim for registration of a utility model in which a diaphragm and a disk are welded (including brazing)
The diaphragm seal disc valve described in item (2). (4) Any of claims (1) to (3) for a utility model registration in which the peripheral part of the diaphragm is pressed against the inward stepped part of the body with the lower end surface of the bonnet fitted into the body. Diaphragm seal disc valve described above.