BR112018069509A2 - compressor parafuso sem óleo - Google Patents
compressor parafuso sem óleoInfo
- Publication number
- BR112018069509A2 BR112018069509A2 BR112018069509A BR112018069509A BR112018069509A2 BR 112018069509 A2 BR112018069509 A2 BR 112018069509A2 BR 112018069509 A BR112018069509 A BR 112018069509A BR 112018069509 A BR112018069509 A BR 112018069509A BR 112018069509 A2 BR112018069509 A2 BR 112018069509A2
- Authority
- BR
- Brazil
- Prior art keywords
- shaft
- seal
- communication section
- seal device
- bearing
- Prior art date
Links
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 1
Classifications
-
- 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
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C19/00—Sealing arrangements in rotary-piston machines or engines
- F01C19/005—Structure and composition of sealing elements such as sealing strips, sealing rings and the like; Coating of these elements
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/005—Axial sealings for working fluid
-
- 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
- F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
- F04C27/008—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids for other than working fluid, i.e. the sealing arrangements are not between working chambers of the machine
- F04C27/009—Shaft sealings specially adapted for pumps
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/02—Arrangements of bearings
-
- 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
- F04C2240/00—Components
- F04C2240/50—Bearings
- F04C2240/52—Bearings for assemblies with supports on both sides
-
- 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
- F04C2240/00—Components
- F04C2240/60—Shafts
- F04C2240/601—Shaft flexion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Mechanical Sealing (AREA)
- Sealing Devices (AREA)
Abstract
o compressor parafuso sem óleo 10 inclui: um rotor de parafuso 14 incluindo um parafuso 14a e um eixo 14c; um mancal 26; o primeiro dispositivo de vedação de eixo 30 disposto entre o parafuso e o mancal, o primeiro dispositivo de vedação de eixo incluindo: uma primeira vedação 38a e uma primeira seção de comunicação 30a configurada para comunicar o lado de mancal com relação ao espaço entre o eixo e a primeira vedação, e uma face periférica por fora do primeiro dispositivo de vedação de eixo; um segundo dispositivo de vedação de eixo 32 disposto entre o primeiro dispositivo de vedação de eixo e o mancal, o segundo dispositivo de vedação de eixo incluindo: uma segunda vedação 32a e uma segunda seção de comunicação 32c configurada para comunicar o lado do parafuso com relação ao espaço entre o eixo e a segunda vedação, e uma face periférica por fora do segundo dispositivo de vedação de eixo; e um primeiro membro de vedação 50 incluindo uma vedação entre a primeira seção de comunicação e a segunda seção de comunicação. a carcaça 12 inclui uma seção de comunicação de atmosfera 12m configurada para comunicar a primeira seção de comunicação e a segunda seção de comunicação com uma atmosfera. uma área em corte na primeira seção de comunicação é maior que uma área em corte entre a vedação do primeiro membro de vedação e o eixo.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016061584A JP6710072B2 (ja) | 2016-03-25 | 2016-03-25 | オイルフリースクリュ圧縮機 |
PCT/JP2017/011140 WO2017164153A1 (ja) | 2016-03-25 | 2017-03-21 | オイルフリースクリュ圧縮機 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112018069509A2 true BR112018069509A2 (pt) | 2019-01-29 |
Family
ID=59899503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112018069509A BR112018069509A2 (pt) | 2016-03-25 | 2017-03-21 | compressor parafuso sem óleo |
Country Status (10)
Country | Link |
---|---|
US (1) | US10954941B2 (pt) |
EP (1) | EP3434903B1 (pt) |
JP (1) | JP6710072B2 (pt) |
KR (1) | KR102043764B1 (pt) |
CN (1) | CN108884834B (pt) |
BR (1) | BR112018069509A2 (pt) |
MY (1) | MY193265A (pt) |
SG (1) | SG11201808166XA (pt) |
TW (1) | TWI638106B (pt) |
WO (1) | WO2017164153A1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102072959B1 (ko) | 2018-08-27 | 2020-02-04 | 성균관대학교산학협력단 | pH 민감성 이중 블록 공중합체 및 이의 세포 배양 용도 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5951190A (ja) * | 1982-09-17 | 1984-03-24 | Hitachi Ltd | オイルフリ−スクリユ−圧縮機の油切り装置 |
JPS61104187A (ja) * | 1984-10-29 | 1986-05-22 | Hitachi Ltd | 真空ポンプ用軸封装置 |
JPH03550Y2 (pt) | 1985-02-27 | 1991-01-10 | ||
JPH02124289U (pt) * | 1989-03-24 | 1990-10-12 | ||
JPH03110138U (pt) * | 1990-02-26 | 1991-11-12 | ||
JP3535938B2 (ja) * | 1996-02-02 | 2004-06-07 | 株式会社神戸製鋼所 | 2段形スクリュ圧縮機 |
JP3742158B2 (ja) * | 1996-10-01 | 2006-02-01 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
KR20010108082A (ko) * | 1999-01-11 | 2001-12-07 | 메리 이. 보울러 | 스크루 압축기 |
JP4072811B2 (ja) * | 2001-03-19 | 2008-04-09 | 北越工業株式会社 | オイルフリースクリュ圧縮機の軸封装置 |
JP2005090371A (ja) * | 2003-09-18 | 2005-04-07 | Tokyo Electric Power Co Inc:The | モータ一体型の燃料ガス圧縮機 |
CN100516534C (zh) * | 2007-11-27 | 2009-07-22 | 无锡压缩机股份有限公司 | 干螺杆压缩机主机转子轴密封结构 |
JP2010053799A (ja) | 2008-08-29 | 2010-03-11 | Hitachi Plant Technologies Ltd | スクリュー圧縮機 |
US9068571B2 (en) * | 2009-04-03 | 2015-06-30 | Ergoseal, Inc. | Seal for oil-free rotary displacement compressor |
JP6190293B2 (ja) | 2014-03-10 | 2017-08-30 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
JP6469549B2 (ja) | 2014-09-29 | 2019-02-13 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
JP6284466B2 (ja) * | 2014-09-29 | 2018-02-28 | 株式会社神戸製鋼所 | オイルフリースクリュ圧縮機 |
-
2016
- 2016-03-25 JP JP2016061584A patent/JP6710072B2/ja active Active
-
2017
- 2017-03-21 MY MYPI2018703378A patent/MY193265A/en unknown
- 2017-03-21 CN CN201780019326.0A patent/CN108884834B/zh active Active
- 2017-03-21 EP EP17770195.0A patent/EP3434903B1/en active Active
- 2017-03-21 KR KR1020187026856A patent/KR102043764B1/ko active IP Right Grant
- 2017-03-21 US US16/087,510 patent/US10954941B2/en active Active
- 2017-03-21 WO PCT/JP2017/011140 patent/WO2017164153A1/ja active Application Filing
- 2017-03-21 SG SG11201808166XA patent/SG11201808166XA/en unknown
- 2017-03-21 BR BR112018069509A patent/BR112018069509A2/pt active Search and Examination
- 2017-03-24 TW TW106109997A patent/TWI638106B/zh active
Also Published As
Publication number | Publication date |
---|---|
TW201802379A (zh) | 2018-01-16 |
JP2017172531A (ja) | 2017-09-28 |
CN108884834A (zh) | 2018-11-23 |
MY193265A (en) | 2022-09-29 |
CN108884834B (zh) | 2020-03-03 |
SG11201808166XA (en) | 2018-10-30 |
EP3434903A4 (en) | 2019-12-11 |
TWI638106B (zh) | 2018-10-11 |
US20190107109A1 (en) | 2019-04-11 |
KR102043764B1 (ko) | 2019-11-12 |
KR20180112038A (ko) | 2018-10-11 |
JP6710072B2 (ja) | 2020-06-17 |
EP3434903A1 (en) | 2019-01-30 |
EP3434903B1 (en) | 2023-03-01 |
WO2017164153A1 (ja) | 2017-09-28 |
US10954941B2 (en) | 2021-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
B06W | Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette] | ||
B25A | Requested transfer of rights approved |
Owner name: KOBELCO COMPRESSORS CORPORATION (JP) |
|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] |