JPS5857714U - electromagnetic flow meter - Google Patents

electromagnetic flow meter

Info

Publication number
JPS5857714U
JPS5857714U JP14812181U JP14812181U JPS5857714U JP S5857714 U JPS5857714 U JP S5857714U JP 14812181 U JP14812181 U JP 14812181U JP 14812181 U JP14812181 U JP 14812181U JP S5857714 U JPS5857714 U JP S5857714U
Authority
JP
Japan
Prior art keywords
pair
cylindrical body
diameter
axis
bosses
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP14812181U
Other languages
Japanese (ja)
Other versions
JPS6316977Y2 (en
Inventor
一郎 和田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP14812181U priority Critical patent/JPS5857714U/en
Priority to US06/394,304 priority patent/US4470309A/en
Priority to GB08219345A priority patent/GB2103370B/en
Priority to DE19823225226 priority patent/DE3225226A1/en
Priority to FR8211854A priority patent/FR2509043B1/en
Publication of JPS5857714U publication Critical patent/JPS5857714U/en
Application granted granted Critical
Publication of JPS6316977Y2 publication Critical patent/JPS6316977Y2/ja
Granted legal-status Critical Current

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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ａ、　　ｂは本考案−実施例の電磁流量計を示す
もので、第１図ａは横断面図、第１図すは１部を切欠し
て示す側面図、第２図ａ、　ｂは本考案の他の実施例の
電磁流量計を示すもので、第２図ａは横断面図、第２図
すは１部を切欠して示す側面図、第３図は電磁流量計の
測定管の電極を含む断面における重み関数の分布を示す
図、第４図は本考案による電磁流量計の測定管の電極を
含む断面における磁束密度を説明するための図、第５図
ａ”ｅはそれぞれ本考案による電磁流量計の励磁コイル
のヨークの先端形状の種々の態様を示す要部断面図であ
る。 １・・・本体ケーシング７．２・：・励磁コイル装着用
ボス、３・・・電極収納用ボス、“４・・・測定管、５
・・・ライニング、６・・・励磁コイル、６ａ・・・コ
イル、６ｂ・・・ヨーク１．６Ｃ・・・キャップ、７・
・・電極、８・・・蓋体、９・・・エツジ部、１１・・
・締付ボルト挿通用溝。 （（１） （０）Figures 1a and 1b show an electromagnetic flowmeter according to an embodiment of the present invention, in which Figure 1a is a cross-sectional view, Figure 1 is a partially cutaway side view, Figure 2a, 2b shows an electromagnetic flowmeter according to another embodiment of the present invention, FIG. 2a is a cross-sectional view, FIG. 2 is a side view with a part cut away, and FIG. FIG. 4 is a diagram showing the distribution of the weighting function in a cross section including the electrodes of the measuring tube. FIG. 4 is a diagram for explaining the magnetic flux density in the cross section including the electrodes of the measuring tube of the electromagnetic flowmeter according to the present invention. FIG. 1 and 2 are cross-sectional views of essential parts showing various aspects of the tip shape of the yoke of the excitation coil of the electromagnetic flowmeter according to the present invention. 1... Main body casing 7.2: Boss for attaching the excitation coil, 3...・Boss for electrode storage, "4... Measuring tube, 5
... Lining, 6... Excitation coil, 6a... Coil, 6b... Yoke 1.6C... Cap, 7.
...electrode, 8...lid body, 9...edge part, 11...
- Groove for inserting tightening bolts. ((1) (0)

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）測定管が内嵌される内径を有する円筒体の軸線方
向中央部でこの軸線と直交する直径軸線と同心に励磁子
イルが挿入される貫通孔を有する１対のボスが円筒体に
突設されるとともに前記円筒体の軸線および１対のボス
の軸線にそれぞれ直交する直径軸線と同心に前記円筒体
内径より小なる径の貫通孔を有する１対の電極収納用ボ
スが円筒体に突設された強磁性体製の本体ケーシングと
、この本体ケーシングの円筒体に内嵌された非磁性材料
製の測定管と、前記１対のボスにそれぞれ挿入固定され
前記測定管の接液部内径にほぼ等しいかまたはやや小な
る直径に形成され且つコイルが巻回されたヨークが測定
管の外面近傍まで延在するとともにヨークのキャップで
ボスの開口端を閉塞した１対の励磁コイルと、前記１対
の電極収納用ボスの貫通孔内でそれぞれこの孔と同心に
前記測定管に絶縁して取着され頭部を管内に露呈して接
液する１対の電極と、この電極収納用ボスの開口端を閉
塞した強磁性体製の蓋体とを具備してなる電磁流量計。(1) A pair of bosses each having a through hole into which an exciter coil is inserted concentrically with a diameter axis perpendicular to this axis at the axial center of a cylinder having an inner diameter into which a measuring tube is fitted. A pair of electrode housing bosses are provided on the cylindrical body and have a through hole having a diameter smaller than the diameter of the cylindrical body concentrically with a diameter axis that is perpendicular to the axis of the cylindrical body and the axis of the pair of bosses, respectively. A protruding main body casing made of a ferromagnetic material, a measuring tube made of a non-magnetic material fitted inside the cylindrical body of the main body casing, and a liquid contact portion of the measuring tube inserted and fixed into the pair of bosses, respectively. a pair of excitation coils, a yoke having a diameter approximately equal to or slightly smaller than the inner diameter and around which the coil is wound extends close to the outer surface of the measurement tube, and the opening end of the boss is closed with a cap of the yoke; a pair of electrodes that are insulated and attached to the measuring tube concentrically with the through holes of the pair of electrode housing bosses, and whose heads are exposed inside the tube and come into contact with the liquid; An electromagnetic flowmeter comprising a lid made of ferromagnetic material that closes the open end of a boss. （２）本体ケーシングをはさんで保持する１対の相手フ
ランジ間を締結する締付ボルトの内側に本体ケーシング
の円筒体がおさまるように本体ケーシングの円筒体の外
径を定めたことを特徴とする実用新案登録請求の範囲第
１項記載の電磁流量計。(2) The outer diameter of the cylindrical body of the main body casing is determined so that the cylindrical body of the main body casing fits inside the tightening bolt that fastens between a pair of mating flanges that hold the main body casing on both sides. An electromagnetic flowmeter according to claim 1 of the utility model registration claim. （３）　　本体ケーシングをはさんで保持する１対の相
手フランジ間を締結する締付ボルトを挿通させる締付ボ
ルト挿通用溝が円筒体の軸線と平行して本体ケーシング
の円筒体外面に形成されたことを特徴とする宋用新案登
録請求の範囲第１項記載の電磁流量計。(3) A tightening bolt insertion groove is formed on the outer surface of the cylindrical body of the main casing in parallel with the axis of the cylindrical body, into which a tightening bolt is inserted between a pair of mating flanges that hold the main casing on both sides. An electromagnetic flowmeter according to claim 1 of the Song Dynasty patent registration claim.
JP14812181U 1981-07-06 1981-10-07 electromagnetic flow meter Granted JPS5857714U (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP14812181U JPS5857714U (en) 1981-10-07 1981-10-07 electromagnetic flow meter
US06/394,304 US4470309A (en) 1981-07-06 1982-07-01 Electromagnetic flowmeter
GB08219345A GB2103370B (en) 1981-07-06 1982-07-05 Electromagnetic flowmeter
DE19823225226 DE3225226A1 (en) 1981-07-06 1982-07-06 ELECTROMAGNETIC FLOW METER
FR8211854A FR2509043B1 (en) 1981-07-06 1982-07-06 ELECTROMAGNETIC FLOW METER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14812181U JPS5857714U (en) 1981-10-07 1981-10-07 electromagnetic flow meter

Publications (2)

Publication Number Publication Date
JPS5857714U true JPS5857714U (en) 1983-04-19
JPS6316977Y2 JPS6316977Y2 (en) 1988-05-13

Family

ID=29940945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14812181U Granted JPS5857714U (en) 1981-07-06 1981-10-07 electromagnetic flow meter

Country Status (1)

Country Link
JP (1) JPS5857714U (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036566U (en) * 1973-07-26 1975-04-17
JPS5627620U (en) * 1979-08-08 1981-03-14
JPS5696219A (en) * 1979-09-12 1981-08-04 Fischer & Porter Co Electromagnetic flow meter
JPS56104430A (en) * 1980-01-23 1981-08-20 Hitachi Ltd Method of controlling capacity of capacitor
JPS57186116A (en) * 1981-05-13 1982-11-16 Yokogawa Hokushin Electric Corp Electromagnetic flow meter transmitter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5036566U (en) * 1973-07-26 1975-04-17
JPS5627620U (en) * 1979-08-08 1981-03-14
JPS5696219A (en) * 1979-09-12 1981-08-04 Fischer & Porter Co Electromagnetic flow meter
JPS56104430A (en) * 1980-01-23 1981-08-20 Hitachi Ltd Method of controlling capacity of capacitor
JPS57186116A (en) * 1981-05-13 1982-11-16 Yokogawa Hokushin Electric Corp Electromagnetic flow meter transmitter

Also Published As

Publication number Publication date
JPS6316977Y2 (en) 1988-05-13

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