GB2584005B - Vacuum pump exhaust reed valve with pressure bleed - Google Patents

Vacuum pump exhaust reed valve with pressure bleed Download PDF

Info

Publication number
GB2584005B
GB2584005B GB2003376.7A GB202003376A GB2584005B GB 2584005 B GB2584005 B GB 2584005B GB 202003376 A GB202003376 A GB 202003376A GB 2584005 B GB2584005 B GB 2584005B
Authority
GB
United Kingdom
Prior art keywords
vacuum pump
reed valve
pressure bleed
pump exhaust
exhaust reed
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.)
Active
Application number
GB2003376.7A
Other versions
GB202003376D0 (en
GB2584005A (en
Inventor
A Dods James
Andrew Leggott Paul
Tooley Simon
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.)
Cummins Inc
Original Assignee
Cummins Inc
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 Cummins Inc filed Critical Cummins Inc
Priority to CN202010176929.5A priority Critical patent/CN111720581B/en
Publication of GB202003376D0 publication Critical patent/GB202003376D0/en
Publication of GB2584005A publication Critical patent/GB2584005A/en
Application granted granted Critical
Publication of GB2584005B publication Critical patent/GB2584005B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/10—Adaptations or arrangements of distribution members
    • F04B39/1073—Adaptations or arrangements of distribution members the members being reed valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/18—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with diaphragm secured at one side only, e.g. to be laid on the seat by rolling action
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
    • F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
    • F04C18/344—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C25/00—Adaptations of pumps for special use of pumps for elastic fluids
    • F04C25/02—Adaptations of pumps for special use of pumps for elastic fluids for producing high vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/24—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
    • F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
    • F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
    • F04C29/128—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type of the elastic type, e.g. reed valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/16—Check valves with flexible valve members with tongue-shaped laminae
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K39/00—Devices for relieving the pressure on the sealing faces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
    • F16K51/02—Other details not peculiar to particular types of valves or cut-off apparatus specially adapted for high-vacuum installations
GB2003376.7A 2019-03-22 2020-03-09 Vacuum pump exhaust reed valve with pressure bleed Active GB2584005B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010176929.5A CN111720581B (en) 2019-03-22 2020-03-13 Vacuum pump exhaust reed valve with pressure relief

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201962822330P 2019-03-22 2019-03-22

Publications (3)

Publication Number Publication Date
GB202003376D0 GB202003376D0 (en) 2020-04-22
GB2584005A GB2584005A (en) 2020-11-18
GB2584005B true GB2584005B (en) 2022-11-23

Family

ID=70278319

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2003376.7A Active GB2584005B (en) 2019-03-22 2020-03-09 Vacuum pump exhaust reed valve with pressure bleed

Country Status (2)

Country Link
CN (1) CN111720581B (en)
GB (1) GB2584005B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5380176A (en) * 1992-09-21 1995-01-10 Sanden Corporation Valved discharge mechanism in a refrigerant compressor
US20020119059A1 (en) * 2001-02-14 2002-08-29 Sanyo Electric Co. Ltd. Refrigerant compressor
JP2002349458A (en) * 2001-05-22 2002-12-04 Matsushita Electric Ind Co Ltd Hermetically closed type scroll compressor
WO2014008835A1 (en) * 2012-07-10 2014-01-16 艾默生环境优化技术(苏州)有限公司 Pressure control valve and scroll compressor
CN206377002U (en) * 2016-11-30 2017-08-04 合肥安信瑞德精密制造有限公司 Compressor blowdown limiter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5586874A (en) * 1994-11-15 1996-12-24 Sanden Corporation Reed valve arrangement for a reciprocating compressor
BR9900229A (en) * 1999-01-11 2000-07-11 Stumpp & Schuele Do Brasil Ind Process improvement for the manufacture of a membrane valve for the transfer of fluids / gases in hermetic and / or semi-hermetic compressors
GB0310615D0 (en) * 2003-05-08 2003-06-11 Boc Group Plc Improvements in seal assemblies
JP4875501B2 (en) * 2007-01-15 2012-02-15 三菱重工業株式会社 Scroll type fluid machinery
CN201221627Y (en) * 2008-07-04 2009-04-15 厦门信源环保科技有限公司 One-way ventilating leaf valve
GB0907607D0 (en) * 2009-05-01 2009-06-10 Wabco Automotive Uk Ltd Vacuum pump
CA2918392C (en) * 2013-07-26 2021-11-09 Barnes Group Inc. Multiple parts reed valve and method of manufacturing
JP2015102074A (en) * 2013-11-27 2015-06-04 大豊工業株式会社 Vacuum pump
JP2015140709A (en) * 2014-01-28 2015-08-03 トヨタ自動車株式会社 vane type vacuum pump
CN204403466U (en) * 2015-01-16 2015-06-17 刘远征 Low pressure check valve
JP6859818B2 (en) * 2017-04-10 2021-04-14 スズキ株式会社 Secondary air injection device
CN207740142U (en) * 2018-05-09 2018-08-17 华意压缩机股份有限公司 A kind of reciprocating compressor and its valve group component

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5380176A (en) * 1992-09-21 1995-01-10 Sanden Corporation Valved discharge mechanism in a refrigerant compressor
US20020119059A1 (en) * 2001-02-14 2002-08-29 Sanyo Electric Co. Ltd. Refrigerant compressor
JP2002349458A (en) * 2001-05-22 2002-12-04 Matsushita Electric Ind Co Ltd Hermetically closed type scroll compressor
WO2014008835A1 (en) * 2012-07-10 2014-01-16 艾默生环境优化技术(苏州)有限公司 Pressure control valve and scroll compressor
CN206377002U (en) * 2016-11-30 2017-08-04 合肥安信瑞德精密制造有限公司 Compressor blowdown limiter

Also Published As

Publication number Publication date
GB202003376D0 (en) 2020-04-22
CN111720581A (en) 2020-09-29
GB2584005A (en) 2020-11-18
CN111720581B (en) 2022-06-10

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