CN107490407B - 具有简化结构的流量传感器 - Google Patents

具有简化结构的流量传感器 Download PDF

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Publication number
CN107490407B
CN107490407B CN201710291079.1A CN201710291079A CN107490407B CN 107490407 B CN107490407 B CN 107490407B CN 201710291079 A CN201710291079 A CN 201710291079A CN 107490407 B CN107490407 B CN 107490407B
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CN
China
Prior art keywords
pipe
airflow
extension pipe
flange
channel
Prior art date
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Active
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CN201710291079.1A
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English (en)
Chinese (zh)
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CN107490407A (zh
Inventor
熊道存
王旭祥
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.)
Ningbo Besmed Medical Equipment Corp
BESMED HEALTH BUSINESS CORP
Original Assignee
Ningbo Besmed Medical Equipment Corp
BESMED HEALTH BUSINESS 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.)
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Publication of CN107490407A publication Critical patent/CN107490407A/zh
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    • 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
    • G01F1/40—Details of construction of the flow constriction devices
    • 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
    • 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
    • G01F1/363—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 with electrical or electro-mechanical indication
    • 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
    • G01F1/50—Correcting or compensating means

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Measuring Volume Flow (AREA)
CN201710291079.1A 2017-04-14 2017-04-27 具有简化结构的流量传感器 Active CN107490407B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW106112506 2017-04-14
TW106112506A TWI621836B (zh) 2017-04-14 2017-04-14 具有簡化結構的流量感測器

Publications (2)

Publication Number Publication Date
CN107490407A CN107490407A (zh) 2017-12-19
CN107490407B true CN107490407B (zh) 2020-01-21

Family

ID=60643321

Family Applications (1)

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CN201710291079.1A Active CN107490407B (zh) 2017-04-14 2017-04-27 具有简化结构的流量传感器

Country Status (3)

Country Link
CN (1) CN107490407B (de)
DE (1) DE102017109725B4 (de)
TW (1) TWI621836B (de)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2326941Y (zh) * 1998-05-28 1999-06-30 温汉璋 插入式文丘利流量测量装置
CN2527973Y (zh) * 2002-03-28 2002-12-25 河北理工学院智能仪器厂 用于煤气测量的弯管传感器
CN204016337U (zh) * 2014-05-20 2014-12-17 夏云 一种便携式肺功能仪器
CN104970795A (zh) * 2014-04-01 2015-10-14 ndd医药技术股份有限公司 用于测量和分析多次呼吸氮气洗出过程的装置
CN105823517A (zh) * 2016-05-09 2016-08-03 西北工业大学 差压线性流量计
CN207979682U (zh) * 2017-04-14 2018-10-19 宁波贝斯美德医用器械有限公司 流量传感器的壳体结构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3557595B2 (ja) * 1996-10-22 2004-08-25 日本光電工業株式会社 フローセンサ
US5970801A (en) * 1997-12-30 1999-10-26 Bear Medical Systems, Inc. Variable orifice flow sensor
TWI255910B (en) * 2005-06-07 2006-06-01 Galemed Corp Device to indicate variation of air flow
DE102008063503A1 (de) * 2008-12-17 2010-08-05 Ganshorn Medizin Electronic Gmbh Lungendiagnosegerät mit vier Ultraschallelementen
DE102009010565B3 (de) * 2009-02-18 2010-09-02 Ing. Erich Pfeiffer Gmbh Austragvorrichtung
CH701755B1 (de) 2009-09-07 2014-03-14 Hamilton Medical Ag Durchflussmessfühler.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2326941Y (zh) * 1998-05-28 1999-06-30 温汉璋 插入式文丘利流量测量装置
CN2527973Y (zh) * 2002-03-28 2002-12-25 河北理工学院智能仪器厂 用于煤气测量的弯管传感器
CN104970795A (zh) * 2014-04-01 2015-10-14 ndd医药技术股份有限公司 用于测量和分析多次呼吸氮气洗出过程的装置
CN204016337U (zh) * 2014-05-20 2014-12-17 夏云 一种便携式肺功能仪器
CN105823517A (zh) * 2016-05-09 2016-08-03 西北工业大学 差压线性流量计
CN207979682U (zh) * 2017-04-14 2018-10-19 宁波贝斯美德医用器械有限公司 流量传感器的壳体结构

Also Published As

Publication number Publication date
DE102017109725B4 (de) 2024-04-04
CN107490407A (zh) 2017-12-19
TW201837429A (zh) 2018-10-16
DE102017109725A1 (de) 2018-10-18
TWI621836B (zh) 2018-04-21

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