JP6730089B2 - 燃料分配装置 - Google Patents
燃料分配装置 Download PDFInfo
- Publication number
- JP6730089B2 JP6730089B2 JP2016100604A JP2016100604A JP6730089B2 JP 6730089 B2 JP6730089 B2 JP 6730089B2 JP 2016100604 A JP2016100604 A JP 2016100604A JP 2016100604 A JP2016100604 A JP 2016100604A JP 6730089 B2 JP6730089 B2 JP 6730089B2
- Authority
- JP
- Japan
- Prior art keywords
- curved surface
- fuel
- pipe
- fuel distribution
- concave curved
- 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
Links
Images
Classifications
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/004—Joints; Sealings
- F02M55/005—Joints; Sealings for high pressure conduits, e.g. connected to pump outlet or to injector inlet
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/004—Joints; Sealings
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
-
- 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
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
-
- 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
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
-
- 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
- F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
- F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
- F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
- F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/04—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection
- F16L19/05—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts using additional rigid rings, sealing directly on at least one pipe end, which is flared either before or during the making of the connection with a rigid pressure ring between the screwed member and the exterior of the flared pipe end
Description
Claims (4)
- 燃料を複数の燃料噴射装置に分配供給する燃料分配管と、前記燃料分配管に接続される燃料配管と、前記燃料分配管と前記燃料配管とを接続する接続部材と、を備える燃料分配装置であって、
前記燃料分配管は、外周面に前記燃料配管側の先端に向かって凸曲面状に縮径される第一凸曲面が形成された座部を有し、
前記燃料配管は、内周面に前記燃料分配管側の先端に向かって凹曲面状に拡径されて前記第一凸曲面が当接される第二凹曲面が形成されるとともに、外周面に前記第二凹曲面に対応する第二凸曲面が形成されたシール部を有し、
前記接続部材は、前記燃料分配管の反対側から前記シール部を前記座部に押圧し、
前記第二凹曲面の曲率半径は、第一凸曲面の曲率半径よりも大きく、
前記第一凸曲面は、球面状に形成されており、
前記第二凹曲面は、非球面状に形成されており、
前記第二凹曲面上の点と当該点における前記第二凹曲面の曲率中心とを結ぶ直線は、前記第一凸曲面の曲率中心を通り、
前記第二凹曲面の曲率中心は、前記第二凹曲面上の前記点の位置によって変わる、
燃料分配装置。 - 前記接続部材は、
前記燃料分配管の反対側から前記第二凸曲面に係止される係止内周面と、
前記燃料分配管の外周面に螺合されて前記接続部材を前記燃料分配管側に移動させる螺合部と、を有し、
前記係止内周面は、円錐状に形成されている、
請求項1に記載の燃料分配装置。 - 前記第二凹曲面の曲率半径は、前記第一凸曲面の曲率半径の1.01倍以上である、
請求項1又は2に記載の燃料分配装置。 - 前記第二凹曲面の曲率半径は、前記第一凸曲面の曲率半径の2.00倍以下である、
請求項1〜3の何れか一項に記載の燃料分配装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016100604A JP6730089B2 (ja) | 2016-05-19 | 2016-05-19 | 燃料分配装置 |
PCT/JP2017/001540 WO2017199466A1 (ja) | 2016-05-19 | 2017-01-18 | 燃料分配装置 |
US16/302,515 US11022082B2 (en) | 2016-05-19 | 2017-01-18 | Fuel distribution device |
CN201780030110.4A CN109154263B (zh) | 2016-05-19 | 2017-01-18 | 燃料分配装置 |
DE112017002558.3T DE112017002558T5 (de) | 2016-05-19 | 2017-01-18 | Kraftstoff-Verteilungsvorrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016100604A JP6730089B2 (ja) | 2016-05-19 | 2016-05-19 | 燃料分配装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017207018A JP2017207018A (ja) | 2017-11-24 |
JP6730089B2 true JP6730089B2 (ja) | 2020-07-29 |
Family
ID=60325791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016100604A Active JP6730089B2 (ja) | 2016-05-19 | 2016-05-19 | 燃料分配装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11022082B2 (ja) |
JP (1) | JP6730089B2 (ja) |
CN (1) | CN109154263B (ja) |
DE (1) | DE112017002558T5 (ja) |
WO (1) | WO2017199466A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6734179B2 (ja) * | 2016-10-31 | 2020-08-05 | 三桜工業株式会社 | 燃料配管 |
KR102258649B1 (ko) * | 2019-12-24 | 2021-06-01 | 주식회사 현대케피코 | 연료 레일 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1326970A (en) * | 1917-03-14 | 1920-01-06 | American Marine Equipment Corp | Coupling and the like |
US1977241A (en) * | 1933-04-29 | 1934-10-16 | Arthur L Parker | Tube coupling |
JP2898384B2 (ja) * | 1989-09-27 | 1999-05-31 | 臼井国際産業株式会社 | 高圧燃料レールにおける分岐接続体の接続構造 |
US5172939A (en) * | 1989-10-14 | 1992-12-22 | Usui Kokusai Sangyo Kaisha Ltd. | Connection structure for branch pipe in high-pressure fuel rail |
JP2915099B2 (ja) * | 1990-06-30 | 1999-07-05 | 臼井国際産業株式会社 | 高圧燃料多岐管における分岐接続体の接続構造 |
JP3656283B2 (ja) * | 1994-06-28 | 2005-06-08 | 臼井国際産業株式会社 | 高圧燃料レールにおける分岐接続体の接続構造 |
DE19523287C2 (de) * | 1994-06-28 | 1998-07-02 | Usui Kokusai Sangyo Kk | Anordnung zum Verbinden eines Kraftstoff-Abzweigelementes mit einer Kraftstoff-Sammelschiene |
JP2002039456A (ja) * | 2000-07-28 | 2002-02-06 | Yanagisawa Seiki Mfg Co Ltd | 継手部材 |
US6729659B2 (en) * | 2001-09-11 | 2004-05-04 | Visteon Global Technologies, Inc. | Flare fitting assembly with metal-to-metal line seal |
FR2837260B1 (fr) * | 2002-03-15 | 2004-05-28 | Renault | Dispositif de montage d'un tuyau pression et une rame commune d'alimentation en carburant |
JP4433306B2 (ja) * | 2004-06-17 | 2010-03-17 | 臼井国際産業株式会社 | 内燃機関用燃料レールにおける分岐枝管の継手構造と分岐枝管およびその分岐枝管の製造方法 |
DE102004053658A1 (de) * | 2004-11-03 | 2006-05-04 | Benteler Automobiltechnik Gmbh | Verbindungsanordnung |
ATE498068T1 (de) * | 2006-03-14 | 2011-02-15 | Usui Kokusai Sangyo Kk | Struktur zum anschliessen eines kopfteils einer hochdruckkraftstoffeinspritzleitung |
JP2009299717A (ja) * | 2008-06-10 | 2009-12-24 | Advics Co Ltd | 管継手 |
US20100301601A1 (en) * | 2009-06-01 | 2010-12-02 | Hitachi Automotive Products (Usa), Inc. | Fluid coupling for a direct injection engine |
DE102010064115A1 (de) * | 2010-12-23 | 2012-06-28 | Robert Bosch Gmbh | Injektoranordnung, die vorzugsweise für Erdgas dient |
JP2013199884A (ja) | 2012-03-26 | 2013-10-03 | Otics Corp | 燃料分配管 |
DE102012206887A1 (de) * | 2012-04-26 | 2013-10-31 | Robert Bosch Gmbh | Anordnung mit einem Brennstoffverteiler und mehreren Brennstoffeinspritzventilen |
-
2016
- 2016-05-19 JP JP2016100604A patent/JP6730089B2/ja active Active
-
2017
- 2017-01-18 DE DE112017002558.3T patent/DE112017002558T5/de active Pending
- 2017-01-18 CN CN201780030110.4A patent/CN109154263B/zh active Active
- 2017-01-18 WO PCT/JP2017/001540 patent/WO2017199466A1/ja active Application Filing
- 2017-01-18 US US16/302,515 patent/US11022082B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11022082B2 (en) | 2021-06-01 |
JP2017207018A (ja) | 2017-11-24 |
US20190293214A1 (en) | 2019-09-26 |
CN109154263B (zh) | 2021-08-10 |
WO2017199466A1 (ja) | 2017-11-23 |
CN109154263A (zh) | 2019-01-04 |
DE112017002558T5 (de) | 2019-02-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105209810B (zh) | 管连接装置 | |
US3649050A (en) | Tube fitting connection | |
JP6730089B2 (ja) | 燃料分配装置 | |
JP6221951B2 (ja) | 配管接続構造 | |
KR20160025499A (ko) | 관 접속 장치 | |
US20180094614A1 (en) | Fuel pipe connecting head and fuel pipe | |
US10352485B2 (en) | Pipe connecting device | |
JP6649677B2 (ja) | ガソリン直噴エンジン用燃料レール | |
KR20170024091A (ko) | 가솔린 직분사 엔진용 연료 레일의 단말 시일 구조 | |
JP2011163533A (ja) | 管継手 | |
CN109844301B (zh) | 燃料配管 | |
JP2010216431A (ja) | コモンレール | |
KR101960201B1 (ko) | 가솔린 직분사 엔진용 연료 레일의 단말 시일 구조 | |
JP7358423B2 (ja) | 継手構造体 | |
CN101517302A (zh) | 用于管道固定联结的可分离的法兰和对接法兰装置 | |
KR102450073B1 (ko) | 조인트 | |
JP2016223480A (ja) | 流体圧シリンダ | |
JP6300067B2 (ja) | 管継手 | |
JP2008121665A (ja) | 大形ディーゼルエンジンの燃料供給装置と高圧燃料配管 | |
JP2016526633A (ja) | 高圧流体接続 | |
JP7053046B2 (ja) | ホース金具 | |
CN105387295A (zh) | 利用夹紧环的流体管道连接 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190301 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20200324 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200513 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20200630 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20200702 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6730089 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |