CN112204368B - 具有切换阀和缓冲腔的嗅探检漏仪 - Google Patents

具有切换阀和缓冲腔的嗅探检漏仪 Download PDF

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Publication number
CN112204368B
CN112204368B CN201980028871.5A CN201980028871A CN112204368B CN 112204368 B CN112204368 B CN 112204368B CN 201980028871 A CN201980028871 A CN 201980028871A CN 112204368 B CN112204368 B CN 112204368B
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Prior art keywords
gas
gas inlet
buffer chamber
inlet
leak detector
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CN201980028871.5A
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Chinese (zh)
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CN112204368A (zh
Inventor
丹尼尔·维茨格
马塞尔·鲁特
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Inficon GmbH Deutschland
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Inficon GmbH Deutschland
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • G01M3/205—Accessories or associated equipment; Pump constructions
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/24—Suction devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0026—General constructional details of gas analysers, e.g. portable test equipment using an alternating circulation of another gas

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Examining Or Testing Airtightness (AREA)
CN201980028871.5A 2018-05-07 2019-05-06 具有切换阀和缓冲腔的嗅探检漏仪 Active CN112204368B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18171080.7 2018-05-07
EP18171080.7A EP3567356B1 (en) 2018-05-07 2018-05-07 Sniffing leak detector with switching valve and buffer chamber
PCT/EP2019/061540 WO2019215080A1 (en) 2018-05-07 2019-05-06 Sniffing leak detector with switching valve and buffer chamber

Publications (2)

Publication Number Publication Date
CN112204368A CN112204368A (zh) 2021-01-08
CN112204368B true CN112204368B (zh) 2023-05-23

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CN201980028871.5A Active CN112204368B (zh) 2018-05-07 2019-05-06 具有切换阀和缓冲腔的嗅探检漏仪

Country Status (6)

Country Link
US (2) US11852562B2 (https=)
EP (1) EP3567356B1 (https=)
JP (1) JP7280283B2 (https=)
CN (1) CN112204368B (https=)
MX (1) MX2020009974A (https=)
WO (1) WO2019215080A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3865843A1 (en) * 2020-02-11 2021-08-18 Inficon GmbH Sniffing gas leak detector with hand probe
IT202300014853A1 (it) * 2023-07-14 2025-01-14 Piovan Spa Dispositivo e metodo per il monitoraggio di gas

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DE10316332A1 (de) * 2003-04-10 2004-11-04 Universität des Saarlandes Verfahren und Vorrichtung zur Dichtheitsprüfung
CN101939628A (zh) * 2008-02-08 2011-01-05 因菲康有限公司 根据参考测量原理的嗅吸检漏器
CN104884923A (zh) * 2012-11-09 2015-09-02 英福康有限责任公司 泄漏检测器

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US5297419A (en) * 1992-07-16 1994-03-29 Thermco Instrument Corporation Linearizing gas analyzer
US6085576A (en) * 1998-03-20 2000-07-11 Cyrano Sciences, Inc. Handheld sensing apparatus
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DE19911260A1 (de) * 1999-03-13 2000-09-14 Leybold Vakuum Gmbh Infrarot-Gasanalysator und Verfahren zum Betrieb dieses Analysators
DE10062126A1 (de) 2000-12-13 2002-06-20 Inficon Gmbh Verfahren zur Feststellung eines Gases mit Hilfe eines Infrarot-Gasanlaysators sowie für die Durchführung dieser Verfahren geigneter Gasanalysator
US8826723B2 (en) * 2012-03-15 2014-09-09 Nutech Ventures Assessing odors
JP3882612B2 (ja) * 2001-12-26 2007-02-21 日産自動車株式会社 赤外線ガス分析装置
US6618128B2 (en) * 2002-01-23 2003-09-09 Csi Technology, Inc. Optical speed sensing system
JP4567454B2 (ja) * 2002-09-26 2010-10-20 インフィコン ゲゼルシャフト ミット ベシュレンクテル ハフツング スニフティング漏れ探査器のための試験漏れ装置
US7051577B2 (en) * 2003-12-12 2006-05-30 Radiaulics, Inc. Multi-functional leak detection instrument along with sensor mounting assembly and methodology utilizing the same
DE102004029637A1 (de) * 2004-06-18 2006-01-05 Inficon Gmbh Lecksuchgerät mit Schnüffelsonde
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DE102007057944A1 (de) * 2007-12-01 2009-06-04 Inficon Gmbh Verfahren und Vorrichtung zur Dichtheitsprüfung
US8555701B1 (en) * 2011-08-05 2013-10-15 Cps Products, Inc. Enhanced metal oxide gas sensor
JP5757837B2 (ja) * 2011-10-11 2015-08-05 ジーエルサイエンス株式会社 ガスリ−クディテクタ−
JP2013160594A (ja) * 2012-02-03 2013-08-19 Horiba Ltd 元素分析装置
EP2994736B1 (de) * 2013-05-07 2019-07-10 Lüdolph Management GmbH Dichtheitsprüfanordnung und dichtheitsprüfverfahren
DE102013218506A1 (de) * 2013-09-16 2015-03-19 Inficon Gmbh Schnüffellecksucher mit mehrstufiger Membranpumpe
DE102013219464A1 (de) * 2013-09-26 2015-03-26 Inficon Gmbh Evakuierung einer Folienkammer
EP3199098B1 (en) * 2014-09-23 2024-02-07 Shenzhen Seekya Bio-Sci & Tech Co., Ltd. Method and apparatus for measuring endogenous co concentration in alveolar air
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EP3163290B1 (en) * 2015-10-29 2018-08-29 Inficon GmbH Infrared gas detector with secondary sensor
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Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10133567A1 (de) * 2001-07-13 2003-01-30 Inficon Gmbh Schnüffellecksucher und Verfahren zu seinem Betrieb
DE10316332A1 (de) * 2003-04-10 2004-11-04 Universität des Saarlandes Verfahren und Vorrichtung zur Dichtheitsprüfung
CN101939628A (zh) * 2008-02-08 2011-01-05 因菲康有限公司 根据参考测量原理的嗅吸检漏器
CN104884923A (zh) * 2012-11-09 2015-09-02 英福康有限责任公司 泄漏检测器

Non-Patent Citations (1)

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Title
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Also Published As

Publication number Publication date
US20240125667A1 (en) 2024-04-18
CN112204368A (zh) 2021-01-08
EP3567356A1 (en) 2019-11-13
EP3567356B1 (en) 2021-02-24
BR112020021287A2 (pt) 2021-01-26
US20210231517A1 (en) 2021-07-29
MX2020009974A (es) 2021-02-26
US11852562B2 (en) 2023-12-26
JP2021523362A (ja) 2021-09-02
WO2019215080A1 (en) 2019-11-14
JP7280283B2 (ja) 2023-05-23

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