JPS58193221U

JPS58193221U - Positive displacement flowmeter

Info

Publication number: JPS58193221U
Application number: JP9140582U
Authority: JP
Inventors: 広明長谷川; 反後　暁
Original assignee: トキコ株式会社
Priority date: 1982-06-18
Filing date: 1982-06-18
Publication date: 1983-12-22
Also published as: JPS634974Y2

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) [Summary] 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図は従来技術による容積型流量計を示す縦断面歯、
第２図乃至第４図は本考案に係る容積型流量計を示し、
第２図は一方の回転子の縦断面図、第３図は第２図の■
−■矢示方向断面図、第４図は合成樹脂体と軸受の斜視
図である。１・・・ケーシング、３・・・計量室、４．５・・・回
転子、４Ａ、　　５Ａ・・・中心孔、９．１０・・・支
持軸、１２・・・回転伝達軸、１４・・・従動マグネッ
ト、２１・・・合成樹脂体、２１Ａ・・・溝、２２・・
・主動マグネット、２３．２４・・・軸受。Fig. 1 shows a longitudinal section of a positive displacement flowmeter according to the prior art;
2 to 4 show a positive displacement flowmeter according to the present invention,
Figure 2 is a vertical cross-sectional view of one rotor, and Figure 3 is the
4 is a perspective view of the synthetic resin body and the bearing. DESCRIPTION OF SYMBOLS 1... Casing, 3... Measuring chamber, 4.5... Rotor, 4A, 5A... Center hole, 9.10... Support shaft, 12... Rotation transmission shaft, 14... ... Driven magnet, 21 ... Synthetic resin body, 21A ... Groove, 22 ...
・Driver magnet, 23.24...Bearing.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

流入口と流出口との間に計量室を有するケーシングと、
該計量室内に設けられ被測流体の流量に比例して回転す
る一対の回転子と、該各回転子の中心孔に挿通され該各
回転子を回転可能に支持すべく前記ケーシングに設けら
れた２本の支持軸とからなる容積型流量計において、前
記一対の回転子のうち一方の回転子の中心孔には主動マ
グネットの全周をモールドしてなる円環状の合成樹脂体
を固着すると共に該合成樹脂体を挾んで一対の軸受を固
着し、また前記２本の支持軸のうち少くとも一方の支持
軸を中空軸により形成し、該中空軸に前記合成樹脂体お
よび軸受を挿通して一方の回転子を回転可能に支持し、
該中空軸内に配設された回転伝達軸には前記合成樹脂体
内に埋設された主動マグネットの回転に従って回転する
従動マグネットを設けてなる容積型流量計。a casing having a metering chamber between an inlet and an outlet;
a pair of rotors provided in the measurement chamber and rotating in proportion to the flow rate of the fluid to be measured; and a pair of rotors inserted into the center holes of each rotor and provided in the casing to rotatably support each rotor. In a positive displacement flowmeter consisting of two support shafts, a ring-shaped synthetic resin body formed by molding the entire circumference of a driving magnet is fixed to the center hole of one of the pair of rotors. A pair of bearings is fixed by sandwiching the synthetic resin body, and at least one of the two support shafts is formed by a hollow shaft, and the synthetic resin body and the bearing are inserted into the hollow shaft. One rotor is rotatably supported,
A positive displacement flowmeter, wherein a rotation transmission shaft disposed within the hollow shaft is provided with a driven magnet that rotates in accordance with rotation of a driving magnet embedded in the synthetic resin body.