JP6453451B2 - 燃料、好ましくはディーゼル油を内燃機関に供給するためのポンプユニット - Google Patents
燃料、好ましくはディーゼル油を内燃機関に供給するためのポンプユニット Download PDFInfo
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- JP6453451B2 JP6453451B2 JP2017515689A JP2017515689A JP6453451B2 JP 6453451 B2 JP6453451 B2 JP 6453451B2 JP 2017515689 A JP2017515689 A JP 2017515689A JP 2017515689 A JP2017515689 A JP 2017515689A JP 6453451 B2 JP6453451 B2 JP 6453451B2
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- pump unit
- cylinder
- head
- cover
- pump
- Prior art date
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- Expired - Fee Related
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Classifications
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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
- 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
- F02M59/04—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps
- F02M59/06—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps with cylinders arranged radially to driving shaft, e.g. in V or star arrangement
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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
- 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
- F02M59/025—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 a single piston
- F02M59/027—Unit-pumps, i.e. single piston and cylinder pump-units, e.g. for cooperating with a camshaft
-
- 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
- F02M59/102—Mechanical drive, e.g. tappets or cams
-
- 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
- F02M59/105—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 hydraulic drive
-
- 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
- F02M59/46—Valves
- F02M59/464—Inlet valves of the check valve type
-
- 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
- F02M59/48—Assembling; Disassembling; Replacing
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- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/0404—Details or component parts
- F04B1/0421—Cylinders
-
- 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
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/06—Control
- F04B1/063—Control by using a valve in a system with several pumping chambers wherein the flow-path through the chambers can be changed, e.g. between series and parallel flow
-
- 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
- F04B53/007—Cylinder heads
-
- 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
-
- 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
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
- F04B23/08—Combinations of two or more pumps the pumps being of different types
- F04B23/10—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type
- F04B23/103—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type being a radial piston pump
-
- 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
- F04B53/166—Cylinder liners
- F04B53/168—Mounting of cylinder liners in cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
- Details Of Reciprocating Pumps (AREA)
Description
分配マニホルド37は、この場合、ポンプ本体4を通って形成された第1の部分38と、カバー33を通って形成された第2の部分39とを含む。
2つのヘッド9を用いず、その代わりに、両方のシリンダ10を含む単一のヘッドを用いる、
分配マニホルド37を用いず、その代わりに、カバー33全体を通って形成された分配マニホルドを用いる、
カバー33がその内部に、シリンダ10に供給される燃料の流量を調整するための少なくとも1つの流量調節弁を収容する。
2 ピストンポンプ
3 ギヤポンプ
4 ポンプ本体
5 中央孔
6 中央孔の長手方向軸
7 横孔
8 横孔の長手方向軸
9 ヘッド
10 シリンダ
11 拡幅部分
12 自由端面
13 ピストン
14 可変容積チャンバ
15 吸入弁
16 弁本体
17 シャッタ部材
18 ばね
19 送出弁
20 駆動装置
21 スリーブ
22 環状フランジ
23 円筒状部
24 円筒状部
25 カムフォロア
26 カップリングブロック
27 カムフォロアローラ
29 環状プレート
30 円筒状ばね
31 カム
32 伝動シャフト
33 カバー
34 油圧回路
35 クロージャプレート
36 センタリングシャンク
37 分配マニホルド
40 供給導管
Claims (12)
- 内燃機関に、燃料を供給するためのポンプユニットであって、当該ポンプユニットが、前記燃料を前記内燃機関に供給するための高圧ポンプ(2)と、前記燃料を前記高圧ポンプ(2)に供給するための前供給ポンプ(3)とを備え、前記高圧ポンプ(2)が、互いに平行なそれぞれの長手方向軸(8)を有する少なくとも2つのシリンダ(10)と、各シリンダ(10)内で摺動的に係合しているピストン(13)と、少なくとも1つのヘッド(9)とを含み、各ヘッド(9)が、対応する前記長手方向軸(8)と同軸状の少なくとも1つの通し孔を有し、且つ、対応する前記シリンダ(10)を形成している第1の部分、及び、前記シリンダ(10)の燃料入口(11)を形成している第2の部分を含み、各シリンダ(10)のために、それぞれの吸入弁(15)が、前記シリンダ(10)と、当該シリンダに対応する入口(11)との間に、前記シリンダへの燃料供給を選択的に制御するために介在されており、各吸入弁(15)が、弁本体(16)と、当該弁本体(16)内で前記吸入弁(15)の開放位置と閉鎖位置との間を移動可能なシャッタ部材(17)とを含むポンプユニットにおいて、
各吸入弁(15)の前記弁本体(16)が、前記少なくとも1つのヘッド(9)と一体的に形成されており、且つ、前記入口(11)が全て、前記少なくとも1つのヘッド(9)に固定された単一のカバー(33)により閉鎖されていて、
前記対応するシリンダ(10)の前記長手方向軸(8)の周囲に延在する管形状の2つの前記ヘッド(9)を含み、当該ヘッド(9)が、互いに面一で且つ長手方向軸(8)に対して垂直なそれぞれの端面(12)を有しており、前記カバー(33)が、前記端面(12)に接触して配置されたクロージャプレート(35)と、当該クロージャプレート(35)から前記長手方向軸(8)に平行に突出し、且つ前記2つのヘッド(9)間に係合されているセンタリングシャンク(36)とを含む
ことを特徴とするポンプユニット。 - 前記燃料がディーゼル油である
請求項1に記載のポンプユニット。 - 前記シリンダ(10)と等しい個数の複数の管状ヘッド(9)を含み、各シリンダ(10)が、対応するヘッド(9)内に形成されている
請求項1又は2に記載のポンプユニット。 - 前記入口(11)が前記少なくとも1つのヘッド(9)の端面(12)にて軸方向外側に開放されており、前記カバー(33)が、前記端面(12)に接触して取り付けられている
請求項1〜3のいずれかに記載のポンプユニット。 - さらに、前記燃料を前記シリンダ(10)の前記入口(11)に供給するための油圧回路(34)を含み、当該油圧回路(34)が、前記少なくとも1つのヘッド(9)の完全に外側に形成されている
請求項1〜4のいずれかに記載のポンプユニット。 - 前記油圧回路(34)の全体がカバー(33)を通って形成されている
請求項5に記載のポンプユニット。 - さらに、前記少なくとも1つのヘッド(9)を受け入れ且つ保持するように構成されたポンプ本体(4)を備え、前記油圧回路(34)が部分的に前記ポンプ本体(4)を通って形成され、且つ、部分的に前記カバー(33)を通って形成されている
請求項5に記載のポンプユニット。 - 前記油圧回路(34)が、前記入口(11)に供給される燃料の流量を選択的に制御するための少なくとも1つの制御弁を含み、前記制御弁が前記カバー(33)に取り付けられている
請求項5〜7のいずれかに記載のポンプユニット。 - 前記油圧回路(34)が、前記カバー(33)を少なくとも部分的に通って形成された分配マニホルド(37)を含み、且つ、各入口(11)のために、前記分配マニホルド(37)と前記入口(11)との間に延在するそれぞれの供給導管(40)を含み、当該供給導管(40)の全体がカバー(33)を通って形成されている
請求項5〜8のいずれかに記載のポンプユニット。 - 前記内燃機関への燃料供給を選択的に制御するために、各シリンダ(10)のために前記少なくとも1つのヘッド(9)内に取り付けられたそれぞれの送出弁(19)をさらに備える
請求項1〜9のいずれかに記載のポンプユニット。 - 前記ピストン(13)を、対応するシリンダ(10)に沿った往復直線運動により移動させるための駆動装置(20)をさらに備え、当該駆動装置(20)が、前記シリンダ(10)の前記長手方向軸(8)に対して垂直な回転軸(6)を中心に回転するように取り付けられた伝動シャフト(32)を含む
請求項1〜10のいずれかに記載のポンプユニット。 - 前記カバー(33)がアルミニウム又はプラスチック材料からつくられる
請求項1〜11のいずれかに記載のポンプユニット。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI20141771 | 2014-10-09 | ||
ITMI2014A001771 | 2014-10-09 | ||
PCT/EP2015/072249 WO2016055294A1 (en) | 2014-10-09 | 2015-09-28 | Pump unit for supplying fuel, preferably diesel oil, to an internal combustion engine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017529487A JP2017529487A (ja) | 2017-10-05 |
JP6453451B2 true JP6453451B2 (ja) | 2019-01-16 |
Family
ID=51871184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017515689A Expired - Fee Related JP6453451B2 (ja) | 2014-10-09 | 2015-09-28 | 燃料、好ましくはディーゼル油を内燃機関に供給するためのポンプユニット |
Country Status (6)
Country | Link |
---|---|
US (1) | US10107244B2 (ja) |
EP (1) | EP3204642B1 (ja) |
JP (1) | JP6453451B2 (ja) |
KR (1) | KR20170066560A (ja) |
CN (1) | CN106795844A (ja) |
WO (1) | WO2016055294A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201600121599A1 (it) * | 2016-11-30 | 2018-05-30 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, ad un motore a combustione interna |
IT201600132423A1 (it) * | 2016-12-29 | 2018-06-29 | Bosch Gmbh Robert | Sistema di propulsione ibrido per veicoli |
US10557446B2 (en) * | 2017-04-24 | 2020-02-11 | Caterpillar Inc. | Liquid pump with cavitation mitigation |
IT201800003229A1 (it) * | 2018-03-02 | 2019-09-02 | Bosch Gmbh Robert | Gruppo di pompaggio per veicoli, in particolare per alimentare combustibile, preferibilmente gasolio, ad un motore a combustione interna |
IT201800004282A1 (it) * | 2018-04-06 | 2019-10-06 | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, ad un motore a combustione interna |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5227301Y2 (ja) * | 1972-09-29 | 1977-06-21 | ||
IT1217254B (it) * | 1987-08-25 | 1990-03-22 | Weber Srl | Pompa in linea per impianti di iniezione del combustibile con iniettori comandati per motori a ciclo diesel |
MX9403372A (es) * | 1993-05-06 | 1995-01-31 | Cummins Engine Co Inc | Bomba de alta presion de desplazamiento variable para sistemas deinyeccion de combustible a deposito comun. |
US5775203A (en) * | 1997-01-28 | 1998-07-07 | Cummins Engine Company, Inc. | High pressure fuel pump assembly |
US7513756B2 (en) * | 2002-10-29 | 2009-04-07 | Bosch Automotive Systems Corporation | Fuel supply pump and tappet structure body |
WO2008086011A2 (en) * | 2007-01-10 | 2008-07-17 | Stanadyne Corporation | Load ring mounting of pumping plunger |
JP5039507B2 (ja) * | 2007-10-31 | 2012-10-03 | 日立オートモティブシステムズ株式会社 | 高圧燃料供給ポンプおよびその製造方法 |
US8287256B2 (en) * | 2007-11-01 | 2012-10-16 | Caterpillar Inc. | Valve assembly |
US7819107B2 (en) * | 2007-12-21 | 2010-10-26 | Caterpillar Inc | Pumping element for a fluid pump and method |
US8308450B2 (en) * | 2009-03-05 | 2012-11-13 | Cummins Intellectual Properties, Inc. | High pressure fuel pump with parallel cooling fuel flow |
ITMI20091948A1 (it) * | 2009-11-06 | 2011-05-07 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, ad un motore a combustione interna |
DE102010030498A1 (de) * | 2010-06-24 | 2011-12-29 | Robert Bosch Gmbh | Pumpe, insbesondere Kraftstoffhochdruckpumpe |
IT1401914B1 (it) * | 2010-09-01 | 2013-08-28 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, ad un motore a combustione interna e relativo metodo di assemblaggio |
IT1403264B1 (it) * | 2010-12-16 | 2013-10-17 | Bosch Gmbh Robert | Gruppo di pompaggio per alimentare combustibile, preferibilmente gasolio, da un serbatoio di contenimento ad un motore a combustione interna |
EP2535553B1 (en) * | 2011-06-15 | 2014-04-16 | Delphi International Operations Luxembourg S.à r.l. | Inlet Valve Arrangement for a Fuel Pump |
EP2620633A1 (en) | 2012-01-30 | 2013-07-31 | Delphi Technologies Holding S.à.r.l. | Pump head for a fuel pump |
US8960159B2 (en) * | 2012-07-31 | 2015-02-24 | Caterpillar Inc. | Drain for fuel pump |
US9464631B2 (en) * | 2013-01-08 | 2016-10-11 | Cummins Inc. | Fuel pump for an internal combustion engine |
-
2015
- 2015-09-28 WO PCT/EP2015/072249 patent/WO2016055294A1/en active Application Filing
- 2015-09-28 JP JP2017515689A patent/JP6453451B2/ja not_active Expired - Fee Related
- 2015-09-28 CN CN201580054351.3A patent/CN106795844A/zh active Pending
- 2015-09-28 US US15/517,943 patent/US10107244B2/en not_active Expired - Fee Related
- 2015-09-28 KR KR1020177012089A patent/KR20170066560A/ko unknown
- 2015-09-28 EP EP15770537.7A patent/EP3204642B1/en not_active Not-in-force
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WO2016055294A1 (en) | 2016-04-14 |
EP3204642B1 (en) | 2019-06-19 |
KR20170066560A (ko) | 2017-06-14 |
EP3204642A1 (en) | 2017-08-16 |
US20170306910A1 (en) | 2017-10-26 |
CN106795844A (zh) | 2017-05-31 |
JP2017529487A (ja) | 2017-10-05 |
US10107244B2 (en) | 2018-10-23 |
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