JP5898530B2 - 圧縮機のシール構造 - Google Patents
圧縮機のシール構造 Download PDFInfo
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- JP5898530B2 JP5898530B2 JP2012046370A JP2012046370A JP5898530B2 JP 5898530 B2 JP5898530 B2 JP 5898530B2 JP 2012046370 A JP2012046370 A JP 2012046370A JP 2012046370 A JP2012046370 A JP 2012046370A JP 5898530 B2 JP5898530 B2 JP 5898530B2
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Classifications
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- 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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
- F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
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- 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
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
-
- 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
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
-
- 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
Description
構4を収容する有底筒状のハウジング2と、前記ハウジング2の開口側を閉塞するヘッダ3と、を備え、前記ヘッダ3が取り付けられるハウジング2開口側のハウジング側端面17には、Oリング5が装着されるOリング溝19が形成され、前記ハウジング2と前記ヘッダ3とを締結する締結部材7によって前記ハウジング2と前記ヘッダ3との間で前記Oリング5を狭持して前記ハウジング2内をシールする圧縮機1のシール構造において、前記Oリング溝(19)を挟んで形成される外周側端面(21)と内周側端面(23)との間に、前記締結部材と前記ヘッダとの間に前記Oリングを加圧するための隙間を形成するように前記ヘッダ(3)側に突出する方向に段差が設けられていることを特徴とする。
図1〜図4を用いて実施例1に係る圧縮機1のシール構造を説明する。
2 ハウジング
3 ヘッダ
4 圧縮機構
5 Oリング
7 締結部材
17 ハウジング側端面
19 Oリング溝
Claims (4)
- 一側が開口され、内部に圧縮機構(4)を収容する有底筒状のハウジング(2)と、前記ハウジング(2)の開口側を閉塞するヘッダ(3)と、を備え、
前記ヘッダ(3)が取り付けられるハウジング(2)側のハウジング側端面(17)には、Oリング(5)が装着されるOリング溝(19)が形成され、前記ハウジング(2)と前記ヘッダ(3)とを締結する締結部材(7)によって前記ハウジング(2)と前記ヘッダ(3)との間で前記Oリング(5)を狭持して前記ハウジング(2)内をシールする圧縮機(1)のシール構造において、
前記Oリング溝(19)を挟んで形成される外周側端面(21)と内周側端面(23)との間に、前記締結部材と前記ヘッダとの間に前記Oリングを加圧するための隙間を形成するように前記ヘッダ(3)側に突出する方向に段差が設けられていることを特徴とする圧縮機のシール構造。 - 請求項1記載の圧縮機のシール構造であって、
前記ハウジング(2)の前記締結部材(7)を有する一方側の端面を、他方側の端面よりも前記ヘッダ(3)側に突出することを特徴とする圧縮機のシール構造。 - 請求項1又は請求項2記載の圧縮機のシール構造であって、
前記Oリング溝(19)の外周側端面(21)と前記ヘッダ(3)とを前記締結部材(7)により締結し、前記Oリング溝(19)より外周側端面(21)のヘッダ(3)側への突出高さを、内周側端面(23)のヘッダ(3)側への突出高さよりも高くすることを特徴とする圧縮機のシール構造。 - 請求項1〜3のいずれか一項に記載の圧縮機(1)のシール構造であって、
前記ハウジング(2)には、冷媒が前記ハウジング(2)内に吸入又は吐出される冷媒吸入口(15)又は吐出口が開口(6)に隣接して設けられ、前記Oリング(5)には、
外周の一部から突設され、前記冷媒吸入口(15)又は吐出口の周囲をシールするシール部(13)が一体に設けられていることを特徴とする圧縮機(1)のシール構造。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012046370A JP5898530B2 (ja) | 2012-03-02 | 2012-03-02 | 圧縮機のシール構造 |
US13/743,620 US20130228982A1 (en) | 2012-03-02 | 2013-01-17 | Sealing structure for compressor |
CN201310036302XA CN103291621A (zh) | 2012-03-02 | 2013-01-30 | 用于压缩机的密封结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012046370A JP5898530B2 (ja) | 2012-03-02 | 2012-03-02 | 圧縮機のシール構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013181474A JP2013181474A (ja) | 2013-09-12 |
JP5898530B2 true JP5898530B2 (ja) | 2016-04-06 |
Family
ID=49042397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012046370A Active JP5898530B2 (ja) | 2012-03-02 | 2012-03-02 | 圧縮機のシール構造 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20130228982A1 (ja) |
JP (1) | JP5898530B2 (ja) |
CN (1) | CN103291621A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106930944A (zh) * | 2015-12-31 | 2017-07-07 | 华域三电汽车空调有限公司 | 密封结构及其制造方法 |
JP7033101B2 (ja) * | 2019-03-26 | 2022-03-09 | Kyb株式会社 | 液圧回転機、及びシール構造の製造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5823987Y2 (ja) * | 1978-04-28 | 1983-05-23 | 三輪精機株式会社 | コンプレツサ |
US4625978A (en) * | 1985-05-20 | 1986-12-02 | Parker Hannifin Corporation | Low temperature seal |
GB2314593B (en) * | 1996-06-28 | 1999-11-10 | Thomas Industries Inc | Two-cylinder air compressor |
US6126410A (en) * | 1998-02-12 | 2000-10-03 | Gast Manufacturing Corporation | Head cover assembly for reciprocating compressor |
WO2000065260A1 (fr) * | 1999-04-23 | 2000-11-02 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Joint mécanique pour compresseur |
JP2002317764A (ja) * | 2001-04-20 | 2002-10-31 | Toyota Industries Corp | 圧縮機のシール構造及び圧縮機 |
JP4498661B2 (ja) * | 2001-07-11 | 2010-07-07 | 株式会社バックス・エスイーブイ | 真空装置用金属製ガスケット及びその製造方法 |
US7804921B2 (en) * | 2006-05-30 | 2010-09-28 | Fujitsu Limited | System and method for decoupling multiple control loops |
US8246327B2 (en) * | 2006-06-01 | 2012-08-21 | Gast Manufacturing, Inc. | Dual-cylinder rocking piston compressor |
CN201225255Y (zh) * | 2008-05-16 | 2009-04-22 | 牡丹江富通汽车空调有限公司 | 斜盘式电动压缩机 |
CN106968950B (zh) * | 2010-03-31 | 2020-02-07 | 纳博特斯克汽车零部件有限公司 | 真空泵 |
-
2012
- 2012-03-02 JP JP2012046370A patent/JP5898530B2/ja active Active
-
2013
- 2013-01-17 US US13/743,620 patent/US20130228982A1/en not_active Abandoned
- 2013-01-30 CN CN201310036302XA patent/CN103291621A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
CN103291621A (zh) | 2013-09-11 |
US20130228982A1 (en) | 2013-09-05 |
JP2013181474A (ja) | 2013-09-12 |
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