KR940009668A - Flow meter - Google Patents

Flow meter Download PDF

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Publication number
KR940009668A
KR940009668A KR1019930021365A KR930021365A KR940009668A KR 940009668 A KR940009668 A KR 940009668A KR 1019930021365 A KR1019930021365 A KR 1019930021365A KR 930021365 A KR930021365 A KR 930021365A KR 940009668 A KR940009668 A KR 940009668A
Authority
KR
South Korea
Prior art keywords
flow meter
conduit
plug
meter according
capsule
Prior art date
Application number
KR1019930021365A
Other languages
Korean (ko)
Other versions
KR0171633B1 (en
Inventor
큐. 카미카엘 리차드
Original Assignee
피터 안쏘니 스미스
스파이랙스-사코 리미티드
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Publication date
Application filed by 피터 안쏘니 스미스, 스파이랙스-사코 리미티드 filed Critical 피터 안쏘니 스미스
Publication of KR940009668A publication Critical patent/KR940009668A/en
Application granted granted Critical
Publication of KR0171633B1 publication Critical patent/KR0171633B1/en

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/38—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
    • G01F1/22—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters
    • G01F1/26—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by variable-area meters, e.g. rotameters of the valve type

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)

Abstract

본 발명은 유량계에 관한 것으로, 플러그(12)가 스프링(20)의 탄력에 대향하여 오리피스 플레이트(8)에 대해 이동할 수 있게 되고, 이 스프링(20)이 상기 플러그(12)를 지지구(26) 또는 캡슐(42)쪽으로 밀어부치며 상기 지지구(26)또는 캡슐(42)에 가해진 힘이 스트레인 게이지 프로우브(30) 또는 스트레인 게이지(44)에 의해 감지되며, 이 게이지에서 발생된 신호가 오리피스 플레이트(8)를 중심으로 발생하는 압력강화 또는 유량의 측정치로 제공되도록 된 것이다.The present invention relates to a flow meter, wherein the plug 12 can move relative to the orifice plate 8 against the elasticity of the spring 20, which spring 20 supports the plug 12. Or force applied to the support 26 or capsule 42 by the strain gauge probe 30 or the strain gauge 44 and the signal generated by the gauge is orifice. It is to be provided as a measure of the pressure increase or flow rate generated around the plate (8).

Description

유량계Flow meter

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의따른 유량계의 내부를 나타내는 계략도,1 is a schematic view showing the interior of the flow meter according to the present invention,

제2도는 제1도에 도시한 유량계의 변형실시예를 나타내는 개략도이다.2 is a schematic view showing a modified embodiment of the flow meter shown in FIG.

Claims (15)

플러그(12)가 안착된 오리피스 플레이트(8)를 갖춘 도관(2)으로 이루어지고, 상기 플러그는 오리피스 플레이트(8)의 앞·뒤쪽 압력차에 의해 탄력수단에 대항하여 축방향을 따라 이동할 수 있도록 설치되어 플레이트(8)의 유체통과 단면적을 가변시켜주며, 상기 탄성수단은 플러그(12)와 걸림 수단 사이에 설치되어 있는 한편, 상기 도관(2)에 감지수단이 구비된 유량계에 있어서, 상기 감지수단(28)이 걸림수단에 걸려져 있는 탄성수단에 의해 가해지는 힘에 따라 반응하는 도관(2) 내부를 따라 흐르는 유량을 나타내는 신호를 발생시키도록 된 것을 특징으로 하는 유량계.Consisting of a conduit (2) with an orifice plate (8) on which a plug (12) is seated, said plug being able to move along the axial direction against the resilient means by a pressure difference between the front and rear of the orifice plate (8). In the flow meter provided with a sensing means in the conduit (2) is installed, the fluid passage and the cross-sectional area of the plate (8) is variable, the elastic means is installed between the plug 12 and the locking means, A flowmeter, characterized in that the means (28) are adapted to generate a signal indicative of the flow rate flowing along the inside of the conduit (2) in response to the force exerted by the elastic means on the locking means. 제1항에 있어서, 상기 축방향을 따라 이동할 수 있도록 된 플러그(12)가 도관(2) 내부의 길이방향을 따라 뻗어있는 가로축(14)에 설치된 것을 특징으로 하는 유량계.A flow meter according to claim 1, characterized in that a plug (12) adapted to move along the axial direction is provided on a transverse axis (14) extending along the longitudinal direction inside the conduit (2). 제1항 또는 제2항에 있어서, 상기 탄성수단이 스프링(2)으로 된 것을 특징으로 하는 유량계.The flow meter according to claim 1 or 2, wherein the elastic means is made of a spring (2). 제1항에 있어서, 상기플러그(12)가 이 플러그(12)에 가해지는 힘과 도관(12)의 내부를 따라 흐르는 유량사이의 관계가 선형비례적으로 이루어지도록 한 형상으로 된 것을 특징으로 하는 유량계.The method of claim 1 wherein the plug 12 is shaped such that the relationship between the force applied to the plug 12 and the flow rate flowing along the interior of the conduit 12 is linearly proportional. Flow meter. 제1항에 있어서, 상기 걸림수단이 가로축(14)주위에 배치된 환형압력판(18)으로 이루어진 것을 특징으로 하는 유량계.2. A flow meter according to claim 1, wherein said locking means comprises an annular pressure plate (18) arranged around a horizontal axis (14). 제5항에 있어서, 상기 가로축(14)에 환형압력판(18)에 축방향 이동을 제한하기 위한 스톱퍼(22)가 설치된 것을 특징으로 하는 유량계.6. A flow meter according to claim 5, characterized in that a stopper (22) is provided on the transverse shaft (14) to limit the axial movement of the annular pressure plate (18). 제6항에 있어서, 상기 환형압력판(18)이 도관(2)의 벽에 형성된 구멍(28)을 관통하여 뻗어 있는 지지구 (26)에 의해 외부감지시스템(28)에 연결된 것을 특징으로 하는 유량계.Flow meter according to claim 6, characterized in that the annular pressure plate (18) is connected to the external sensing system (28) by a support (26) extending through the hole (28) formed in the wall of the conduit (2). . 제7항에 있어서, 상기 지지구(26)의 환형압력판(18)에서 부터의 원쪽에 위치하는 선단이 도관(2)에 대해 고정된 것을 특징으로 하는 유량계.8. A flow meter according to claim 7, characterized in that the tip located at the side from the annular pressure plate (18) of the support (26) is fixed to the conduit (2). 제1항에 있어서, 상기 외부가지시스템(28)이 도관(2)에 대한 지지구(26)의 변형에 따라 반영하도록 된 것을 특징으로 하는 유량계.Flowmeter according to claim 1, characterized in that the outer branch system (28) is adapted to reflect the deformation of the support (26) with respect to the conduit (2). 제9항에 있어서, 상기 외부가지시스템(28)이 지지구(26)의 반대족 측면에 배치된 다수개의 스트레인 프로우브(30)로 이루어진 스트레인 브리지로 구성된 것을 특징으로 하는 유량계.10. The flow meter according to claim 9, wherein the outer branch system (28) consists of a strain bridge consisting of a plurality of strain probes (30) arranged on opposite sides of the support (26). 제1항에 있어서, 상기 걸림수단이 공간부(43)를 갖춘 캡슐(42)로 이루어지고 이 공간부(43)속에 다수개의 측정요소가 배치된 것을 특징으로 하는 유량계.2. The flow meter according to claim 1, wherein the locking means comprises a capsule (42) having a space portion (43) and a plurality of measuring elements are arranged in the space portion (43). 제11항에 있어서, 상기 캡슐(42)이 가로축(14)에 설치된 환형원통하우징으로 구성되고, 상기 캡슐(42)의 선단벽을 형성하는 가요성 다이아프렘으로 이루어진 환형 압력판(18)에 탄성수단이 걸려지지되도록 된 것을 특징으로 하는 유량계.An elastic means for an annular pressure plate (18) according to claim 11, wherein said capsule (42) consists of an annular cylindrical housing provided on a horizontal axis (14), and is made of a flexible diaphragm forming a tip wall of said capsule (42). Flow meter characterized in that the hanging. 제11항에 있어서, 상기 측정요소가 다이아프렘의 변형에 따라 반응하는 스트레인 게이지로 이루어진 것을 특징으로 하는 유량계.12. The flow meter of claim 11, wherein the measuring element comprises a strain gauge that reacts with deformation of the diaphragm. 제13항에 있어서, 상기 측정요소가 내개의 고온 보상 스트레인 게이지로 이루어진 것을 특징으로 하는 유량계.14. A flow meter according to claim 13, wherein the measuring element consists of a high temperature compensated strain gauge. 제11항에 있어서, 상기 캡슐(42)에서 부터 도관(2)의 외부 튜브(48)가 연결설치되고, 이 튜브(48)속에 상기 측정요소로 부터 신호를 전달하기 위한 와이어(46)가 설치된 것을 특징으로 하는 유량계.12. The outer tube (48) of the conduit (2) is connected from the capsule (42), and a wire (46) is provided in the tube (48) for transmitting a signal from the measuring element. Flow meter, characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930021365A 1992-10-15 1993-10-14 Flow meter having a contoured plug and resilient means KR0171633B1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB929221669A GB9221669D0 (en) 1992-10-15 1992-10-15 Target meters
GB9221669.6 1992-10-15
GB9302433.9 1993-02-08
GB930433.9 1993-02-08
GB9302433A GB2271640A (en) 1992-10-15 1993-02-08 Fluid flow meter

Publications (2)

Publication Number Publication Date
KR940009668A true KR940009668A (en) 1994-05-20
KR0171633B1 KR0171633B1 (en) 1999-05-01

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Application Number Title Priority Date Filing Date
KR1019930021365A KR0171633B1 (en) 1992-10-15 1993-10-14 Flow meter having a contoured plug and resilient means

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KR (1) KR0171633B1 (en)
GB (2) GB9221669D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE514106C2 (en) * 1999-05-06 2001-01-08 Eletta Ab Flowmeter
GB9914500D0 (en) * 1999-06-22 1999-08-25 Axon Instr Limited Flow meter
CN104482969B (en) * 2014-12-22 2018-01-30 泉州日新流量仪器仪表有限公司 A kind of high temperature resistant sensor of flowmeter
KR102632048B1 (en) * 2023-07-14 2024-02-01 (주)유니콘 Pressure conversion type water level indicator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287971A (en) * 1964-06-10 1966-11-29 Weatherhead Co Flowmeter

Also Published As

Publication number Publication date
GB9221669D0 (en) 1992-11-25
KR0171633B1 (en) 1999-05-01
GB2271640A (en) 1994-04-20
GB9302433D0 (en) 1993-03-24

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