JP4158042B2 - 高圧ポンプシール - Google Patents
高圧ポンプシール Download PDFInfo
- Publication number
- JP4158042B2 JP4158042B2 JP2004141041A JP2004141041A JP4158042B2 JP 4158042 B2 JP4158042 B2 JP 4158042B2 JP 2004141041 A JP2004141041 A JP 2004141041A JP 2004141041 A JP2004141041 A JP 2004141041A JP 4158042 B2 JP4158042 B2 JP 4158042B2
- Authority
- JP
- Japan
- Prior art keywords
- seal
- pressure pump
- pressure
- resin
- rubber
- 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.)
- Expired - Lifetime
Links
- 239000011347 resin Substances 0.000 claims description 39
- 229920005989 resin Polymers 0.000 claims description 39
- 238000007789 sealing Methods 0.000 claims description 35
- 239000000446 fuel Substances 0.000 claims description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000002347 injection Methods 0.000 description 11
- 239000007924 injection Substances 0.000 description 11
- 239000003921 oil Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
Images
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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/02—Packing the free space between cylinders and pistons
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/143—Sealing provided on the piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/442—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston means preventing fuel leakage around pump plunger, e.g. fluid barriers
-
- 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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
- F04B53/162—Adaptations of cylinders
- F04B53/164—Stoffing boxes
-
- 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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
-
- 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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
- F16J15/3216—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip supported in a direction parallel to the surfaces
-
- 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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
- F16J15/3276—Mounting of sealing rings with additional static sealing between the sealing, or its casing or support, and the surface on which it is mounted
-
- 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
- F16J15/56—Other sealings for reciprocating rods
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Gasket Seals (AREA)
- Sealing Devices (AREA)
Description
図1は、本発明の実施例1に係る高圧ポンプシール1を高圧燃料噴射ポンプ内で往復動する軸2とハウジング3とで形成された環状空間に装着した状態を示した断面図である。
図2は、本発明の実施例2に係る高圧ポンプシール1の要部断面図である。
2 軸
3 ハウジング
4 補強環
4a,4c 円筒部
4b フランジ部
4d 突起部
5 フィンガースプリング
5a 先端部
6 ガータスプリング
11 ゴムシール
12,22 シール固定部
13,23 リップ部
14,15,16,24,25 シールリップ
21 樹脂シール
A 密封対象側
B 反密封対象側
Claims (2)
- 高圧ポンプ内で相対動する軸とハウジング間の環状空間に設けられ密封対象である高圧燃料をシールするとともに大気側のオイルをシールする高圧ポンプシールにおいて、
前記ハウジングと嵌合している補強環に加硫接着し前記軸と密接に摺動するゴムシールと、前記補強環と嵌合し軸方向に可動するとともに前記軸と密接に摺動する樹脂シールと、前記補強環と前記樹脂シールとの間に装着される弾性部材とが一体化されていることを特徴とする高圧ポンプシール。 - 前記ゴムシールが密封対象側に位置する場合であって、前記樹脂シールの中の密封対象側に延びるシールリップが前記ゴムシールを支持することを特徴とする請求項1記載の高圧ポンプシール。
Priority Applications (19)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004117548A JP2005299808A (ja) | 2004-04-13 | 2004-04-13 | ポンプ用シール |
JP2004121249A JP4273330B2 (ja) | 2004-04-13 | 2004-04-16 | ポンプ用プランジャシール |
JP2004141041A JP4158042B2 (ja) | 2004-04-13 | 2004-05-11 | 高圧ポンプシール |
KR1020127008028A KR101215016B1 (ko) | 2004-04-13 | 2005-03-22 | 펌프용 플런저 시일 |
KR1020127008026A KR20120040752A (ko) | 2004-04-13 | 2005-03-22 | 펌프용 플런저 시일 |
US11/578,365 US7513506B2 (en) | 2004-04-13 | 2005-03-22 | Plunger seal for pump |
PCT/JP2005/005084 WO2005100794A1 (ja) | 2004-04-13 | 2005-03-22 | ポンプ用プランジャシール |
CN2005800155730A CN1954149B (zh) | 2004-04-13 | 2005-03-22 | 泵用活塞密封件 |
DE602005018976T DE602005018976D1 (de) | 2004-04-13 | 2005-03-22 | Kolbendichtung für Pumpe |
DE602005015265T DE602005015265D1 (de) | 2004-04-13 | 2005-03-22 | Kolbendichtung für Pumpe |
DE602005011779T DE602005011779D1 (de) | 2004-04-13 | 2005-03-22 | Kolbendichtung für pumpe |
EP05721234A EP1739305B1 (en) | 2004-04-13 | 2005-03-22 | Plunger seal for pump |
EP08157061A EP1956243B1 (en) | 2004-04-13 | 2005-03-22 | Plunger seal for pump |
DE602005020077T DE602005020077D1 (de) | 2004-04-13 | 2005-03-22 | Kolbendichtung für eine Pumpe |
KR1020067023478A KR101186967B1 (ko) | 2004-04-13 | 2005-03-22 | 펌프용 플런저 시일 |
EP08171832A EP2067996B1 (en) | 2004-04-13 | 2005-03-22 | Plunger seal for pump |
EP08157062A EP1959142B1 (en) | 2004-04-13 | 2005-03-22 | Plunger seal for pump |
US12/379,404 US7753376B2 (en) | 2004-04-13 | 2009-02-20 | Plunger seal for pump |
US12/379,403 US7717432B2 (en) | 2004-04-13 | 2009-02-20 | Plunger seal for pump |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004117548A JP2005299808A (ja) | 2004-04-13 | 2004-04-13 | ポンプ用シール |
JP2004121249A JP4273330B2 (ja) | 2004-04-13 | 2004-04-16 | ポンプ用プランジャシール |
JP2004141041A JP4158042B2 (ja) | 2004-04-13 | 2004-05-11 | 高圧ポンプシール |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005320935A JP2005320935A (ja) | 2005-11-17 |
JP4158042B2 true JP4158042B2 (ja) | 2008-10-01 |
Family
ID=35150064
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004117548A Pending JP2005299808A (ja) | 2004-04-13 | 2004-04-13 | ポンプ用シール |
JP2004121249A Expired - Fee Related JP4273330B2 (ja) | 2004-04-13 | 2004-04-16 | ポンプ用プランジャシール |
JP2004141041A Expired - Lifetime JP4158042B2 (ja) | 2004-04-13 | 2004-05-11 | 高圧ポンプシール |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004117548A Pending JP2005299808A (ja) | 2004-04-13 | 2004-04-13 | ポンプ用シール |
JP2004121249A Expired - Fee Related JP4273330B2 (ja) | 2004-04-13 | 2004-04-16 | ポンプ用プランジャシール |
Country Status (7)
Country | Link |
---|---|
US (3) | US7513506B2 (ja) |
EP (4) | EP1956243B1 (ja) |
JP (3) | JP2005299808A (ja) |
KR (3) | KR101215016B1 (ja) |
CN (1) | CN1954149B (ja) |
DE (4) | DE602005015265D1 (ja) |
WO (1) | WO2005100794A1 (ja) |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005299808A (ja) | 2004-04-13 | 2005-10-27 | Nok Corp | ポンプ用シール |
JP4877460B2 (ja) * | 2005-06-14 | 2012-02-15 | Nok株式会社 | リップタイプシール |
JP5045869B2 (ja) | 2005-12-08 | 2012-10-10 | Nok株式会社 | リップタイプシール |
JP5045870B2 (ja) * | 2005-12-08 | 2012-10-10 | Nok株式会社 | 密封装置 |
EP1969261A1 (en) * | 2006-01-05 | 2008-09-17 | Saint-Gobain Performance Plastics Corporation | Annular seal and pump including same |
DE102006055298A1 (de) | 2006-11-23 | 2008-06-05 | Elringklinger Ag | Dichtungsanordnung |
JP4365853B2 (ja) * | 2006-12-04 | 2009-11-18 | 株式会社丸山製作所 | 往復動ポンプ |
DE102006059397B4 (de) * | 2006-12-08 | 2017-02-09 | Kaco Gmbh + Co. Kg | Dichtung |
EP1998089B1 (de) * | 2007-05-30 | 2009-08-26 | Carl Freudenberg KG | Dichtungsanordnung, Dichtring und deren Verwendung |
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- 2005-03-22 KR KR1020127008028A patent/KR101215016B1/ko active IP Right Grant
- 2005-03-22 WO PCT/JP2005/005084 patent/WO2005100794A1/ja active Application Filing
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KR20120040752A (ko) | 2012-04-27 |
US20090166982A1 (en) | 2009-07-02 |
US7717432B2 (en) | 2010-05-18 |
CN1954149A (zh) | 2007-04-25 |
JP2005299808A (ja) | 2005-10-27 |
DE602005015265D1 (de) | 2009-08-13 |
EP1739305A4 (en) | 2007-07-18 |
US20090166981A1 (en) | 2009-07-02 |
EP1956243B1 (en) | 2010-01-13 |
JP4273330B2 (ja) | 2009-06-03 |
KR101186967B1 (ko) | 2012-09-28 |
EP1739305B1 (en) | 2008-12-17 |
DE602005011779D1 (de) | 2009-01-29 |
KR20060135948A (ko) | 2006-12-29 |
DE602005020077D1 (de) | 2010-04-29 |
EP2067996A1 (en) | 2009-06-10 |
EP1956243A1 (en) | 2008-08-13 |
JP2005320935A (ja) | 2005-11-17 |
EP1739305A1 (en) | 2007-01-03 |
EP2067996B1 (en) | 2010-03-17 |
KR101215016B1 (ko) | 2012-12-24 |
DE602005018976D1 (de) | 2010-03-04 |
US7753376B2 (en) | 2010-07-13 |
US20070222157A1 (en) | 2007-09-27 |
CN1954149B (zh) | 2010-11-03 |
EP1959142B1 (en) | 2009-07-01 |
JP2005299619A (ja) | 2005-10-27 |
WO2005100794A1 (ja) | 2005-10-27 |
KR20120040753A (ko) | 2012-04-27 |
US7513506B2 (en) | 2009-04-07 |
EP1959142A1 (en) | 2008-08-20 |
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