JP2019132215A - 燃料ポンプ駆動構造 - Google Patents
燃料ポンプ駆動構造 Download PDFInfo
- Publication number
- JP2019132215A JP2019132215A JP2018015902A JP2018015902A JP2019132215A JP 2019132215 A JP2019132215 A JP 2019132215A JP 2018015902 A JP2018015902 A JP 2018015902A JP 2018015902 A JP2018015902 A JP 2018015902A JP 2019132215 A JP2019132215 A JP 2019132215A
- Authority
- JP
- Japan
- Prior art keywords
- pump
- drive cam
- camshaft
- valve
- fuel
- 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.)
- Granted
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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
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/06—Feeding by means of driven pumps mechanically driven
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- 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
- F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
- F02M39/02—Arrangements of fuel-injection apparatus to facilitate the driving of pumps; Arrangements of fuel-injection pumps; Pump drives
-
- 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
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
Description
2:燃焼室
6:吸気弁(バルブ)
11:フィードポンプ(燃料ポンプ)
12:サプライポンプ(燃料ポンプ)
13:カムシャフト
15:プッシュロッド
16:吸気弁駆動カム(弁駆動カム)
17:排気弁駆動カム(弁駆動カム)
18:フィードポンプ駆動カム(ポンプ駆動カム)
19:サプライポンプ駆動カム(ポンプ駆動カム)
CL1:クランクシャフトの回転軸
CL2:カムシャフトの回転軸
CL3:エンジンのシリンダ軸
CL4:プッシュロッドのロッド軸
CL5:サプライポンプのポンプ軸
CL6:フィードポンプのポンプ軸
Claims (2)
- プッシュロッドの往復によってバルブが開閉して燃焼室への吸気又は排気が行われるエンジンの燃料ポンプ駆動構造であって、
弁駆動カムとポンプ駆動カムとを有するカムシャフトと、
前記燃焼室側へ燃料を供給する燃料ポンプと、を備え、
前記プッシュロッドは、前記カムシャフトの回転に伴って回転する前記弁駆動カムによって往復して前記バルブを開閉し、
前記燃料ポンプは、前記カムシャフトの回転に伴って回転する前記ポンプ駆動カムによって駆動され、
前記燃料ポンプのポンプ軸は、前記プッシュロッドのロッド軸に対して傾斜する
ことを特徴とする燃料ポンプ駆動構造。 - 請求項1に記載の燃料ポンプ駆動構造であって、
前記燃料ポンプの前記ポンプ軸は、前記エンジンのシリンダ軸に対して傾斜する
ことを特徴とする燃料ポンプ駆動構造。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018015902A JP7153208B2 (ja) | 2018-01-31 | 2018-01-31 | 燃料ポンプ駆動構造 |
PCT/JP2019/001784 WO2019151035A1 (ja) | 2018-01-31 | 2019-01-22 | 燃料ポンプ駆動構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018015902A JP7153208B2 (ja) | 2018-01-31 | 2018-01-31 | 燃料ポンプ駆動構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019132215A true JP2019132215A (ja) | 2019-08-08 |
JP7153208B2 JP7153208B2 (ja) | 2022-10-14 |
Family
ID=67478283
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018015902A Active JP7153208B2 (ja) | 2018-01-31 | 2018-01-31 | 燃料ポンプ駆動構造 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7153208B2 (ja) |
WO (1) | WO2019151035A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01193074A (ja) * | 1988-01-28 | 1989-08-03 | Honda Motor Co Ltd | 直噴式エンジン |
JP2005133581A (ja) * | 2003-10-28 | 2005-05-26 | Yanmar Co Ltd | ディーゼルエンジンの逆回転防止機構 |
JP2009275599A (ja) * | 2008-05-14 | 2009-11-26 | Yanmar Co Ltd | 燃料供給装置 |
JP2011064073A (ja) * | 2009-09-15 | 2011-03-31 | Kubota Corp | 多気筒ディーゼルエンジン |
WO2017057252A1 (ja) * | 2015-09-30 | 2017-04-06 | ヤンマー株式会社 | ディーゼルエンジン |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2677142B1 (en) * | 2012-06-22 | 2015-02-25 | Caterpillar Motoren GmbH & Co. KG | Method and device for controlling the operation of dual-fuel engine |
-
2018
- 2018-01-31 JP JP2018015902A patent/JP7153208B2/ja active Active
-
2019
- 2019-01-22 WO PCT/JP2019/001784 patent/WO2019151035A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01193074A (ja) * | 1988-01-28 | 1989-08-03 | Honda Motor Co Ltd | 直噴式エンジン |
JP2005133581A (ja) * | 2003-10-28 | 2005-05-26 | Yanmar Co Ltd | ディーゼルエンジンの逆回転防止機構 |
JP2009275599A (ja) * | 2008-05-14 | 2009-11-26 | Yanmar Co Ltd | 燃料供給装置 |
JP2011064073A (ja) * | 2009-09-15 | 2011-03-31 | Kubota Corp | 多気筒ディーゼルエンジン |
WO2017057252A1 (ja) * | 2015-09-30 | 2017-04-06 | ヤンマー株式会社 | ディーゼルエンジン |
Also Published As
Publication number | Publication date |
---|---|
JP7153208B2 (ja) | 2022-10-14 |
WO2019151035A1 (ja) | 2019-08-08 |
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