JPS58108667U - proportional control valve - Google Patents

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

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

第１図は従来の比例制御弁の縦断面図、第２図は本考案
比例制御弁の縦断面図、第３図は第２図の弁座［相］部
の拡大図。 ■＝弁本体、■、［相］＝弁座、■＝針状弁、■＝弁軸
、■＝おねじ、■＝モータの回転子、■＝めねじ、■＝
軸軸受■＝軸軸受さえ、［相］＝ケース、０＝モータの
固定フィル、＠ｔ＠＝流体の出入口、１０＝弁座穴。FIG. 1 is a longitudinal sectional view of a conventional proportional control valve, FIG. 2 is a longitudinal sectional view of the proportional control valve of the present invention, and FIG. 3 is an enlarged view of the valve seat [phase] portion of FIG. 2. ■=valve body, ■, [phase]=valve seat, ■=needle valve, ■=valve stem, ■=male thread, ■=motor rotor, ■=female thread, ■=
Shaft bearing ■ = Shaft bearing even, [phase] = case, 0 = motor fixed filter, @t@ = fluid inlet/outlet, 10 = valve seat hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 弁本体■の弁座穴に弁座［相］を半径方向に遊動的に設
け、針状弁■の偏心に対し弁座の中心をその偏心量に応
じて追随させることにより、流量制御する比例制御弁。A proportional valve that controls the flow rate by installing a valve seat [phase] freely in the valve seat hole of the valve body ■ in the radial direction, and making the center of the valve seat follow the eccentricity of the needle valve ■ according to the amount of eccentricity. control valve.