JPS58181980U - Internal combustion engine fuel injection system - Google Patents

Internal combustion engine fuel injection system

Info

Publication number
JPS58181980U
JPS58181980U JP5952983U JP5952983U JPS58181980U JP S58181980 U JPS58181980 U JP S58181980U JP 5952983 U JP5952983 U JP 5952983U JP 5952983 U JP5952983 U JP 5952983U JP S58181980 U JPS58181980 U JP S58181980U
Authority
JP
Japan
Prior art keywords
fuel injection
control
fuel
pump
plunger
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
Application number
JP5952983U
Other languages
Japanese (ja)
Other versions
JPH0433414Y2 (en
Inventor
ヨルダン・ゲンチエフ
Original Assignee
エム・ア−・エヌ・マシ−ネンフアブリ−ク・アウグスブルク−ニユルンベルク・アクチエンゲゼルシヤフト
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by エム・ア−・エヌ・マシ−ネンフアブリ−ク・アウグスブルク−ニユルンベルク・アクチエンゲゼルシヤフト filed Critical エム・ア−・エヌ・マシ−ネンフアブリ−ク・アウグスブルク−ニユルンベルク・アクチエンゲゼルシヤフト
Publication of JPS58181980U publication Critical patent/JPS58181980U/en
Application granted granted Critical
Publication of JPH0433414Y2 publication Critical patent/JPH0433414Y2/ja
Granted legal-status Critical Current

Links

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
    • 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
    • F02M59/20—Varying fuel delivery in quantity or timing
    • F02M59/36—Varying fuel delivery in quantity or timing by variably-timed valves controlling fuel passages to pumping elements or overflow passages
    • F02M59/361—Valves being actuated mechanically
    • 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
    • F02M59/08—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 two or more pumping elements with conjoint outlet or several pumping elements feeding one engine cylinder

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案による燃料噴射装置の１実施例を示す図
・第２図は燃門噴射ポア７′側で可能な燃料噴射開始時
点の変化を示す時間・圧力線図、第３図は燃料噴射過程
の終了時点に対する制御機構側の制御と噴、射しようと
する燃料量とを示す時間・圧力線図である。 １・・・燃料噴射ポンプ、２・・・供給導管、３・・・
燃料噴射弁、４・・・ポンプケーシング、５・・・ポン
プシリンダ、６・・・弁保持体、７・・・吐出弁、８・
・・ポンプ吐出孔、９・・・燃料制御カム、１０・・・
ポンププランジャ、１１・・・制御縁、１２・・−・流
入通路、１３・・・ポンプ室、１４・・・燃料貯め室、
１５・・・供給導管、１６・・・燃料タンク、１７・・
・燃料フィードポンプ、１８・・・押圧ピン、１９・・
・保持部材、２ｏ・・・押しばね、２１・・・フランジ
、２２川支持面、２３・・・タペット、２４・・・孔、
２５・・・ローラ、２６・・・歯、′セフ・・・制御棒
、２８・・・調整及び制御機構、２９・・・縦溝、３゜
・・・周溝、３１・・・圧力特性曲線、３２川点、３３
・・・制御導管、３４・・・制御機構、３５・・・制御
プランジャ、３６・・・制御縁、３７・・・放圧室、３
８・・・逃がし孔、３９・・・放圧、室、４０・・・ポ
ンプケーシング、４１・・・ポンプシリンダ、４２・・
・接続片、４３・・・孔、４４・・・端面、４５・・・
押圧ピン、４６川保持部材、４７・・・押しばね、４８
・・・フランジ、４９・・・支持面、５０・・・タペッ
ト、５１・・・孔、！２・・田−ラ、５３・・・制御カ
ム、５４・・・歯、５５・・・制御棒、５６・・・制御
及び調整機構、５７・・・周溝、５８・・・縦溝。Fig. 1 is a diagram showing one embodiment of the fuel injection device according to the present invention. Fig. 2 is a time/pressure diagram showing possible changes in the fuel injection start point on the fuel injection pore 7' side. FIG. 3 is a time/pressure diagram showing the control by the control mechanism and the amount of fuel to be injected with respect to the end point of the fuel injection process. 1... Fuel injection pump, 2... Supply conduit, 3...
Fuel injection valve, 4... pump casing, 5... pump cylinder, 6... valve holder, 7... discharge valve, 8...
...Pump discharge hole, 9...Fuel control cam, 10...
Pump plunger, 11... control edge, 12... inflow passage, 13... pump chamber, 14... fuel storage chamber,
15... Supply conduit, 16... Fuel tank, 17...
・Fuel feed pump, 18...Press pin, 19...
・Holding member, 2o... Pressing spring, 21... Flange, 22 River support surface, 23... Tappet, 24... Hole,
25... Roller, 26... Teeth, 'Cef... Control rod, 28... Adjustment and control mechanism, 29... Vertical groove, 3°... Circumferential groove, 31... Pressure characteristics Curve, 32 River point, 33
... Control conduit, 34... Control mechanism, 35... Control plunger, 36... Control edge, 37... Pressure relief chamber, 3
8... Relief hole, 39... Pressure release, chamber, 40... Pump casing, 41... Pump cylinder, 42...
・Connection piece, 43...hole, 44...end face, 45...
Pressing pin, 46 River holding member, 47... Pressing spring, 48
...flange, 49...support surface, 50...tappet, 51...hole,! 2...Tara, 53...Control cam, 54...Teeth, 55...Control rod, 56...Control and adjustment mechanism, 57...Peripheral groove, 58...Vertical groove.

Claims (1)

【実用新案登録請求の範囲】 １　内燃機関の燃料噴射装置であって、燃料噴射弁が供
給導管を介して燃料供給装置に接続されて′おり、この
燃料供給装置から燃料が供給仝れるようになっており、
変化する機関運転特性値に関連して燃料噴射過程を時期
的及び量的に制御する機！が設けられている形式のもの
において、　　　− 燃料供給装置がカム制御されたポンププランジャ１”０
を有する燃料噴射ポンプ１を備えており、このポンププ
ランジャ１０が燃料噴射開始゛、　　時点を決定する傾
斜した制御縁１１を有しかつ燃料噴射開始時点を変える
ためにこのポンププランジャ１０が回動させられるよう
になっており、 燃料噴射ポンプ１ゆく供給導管２を介して燃料噴射弁３
と接続されており、この供給導管２に制御導管３３が接
続されており、 こめ制御導管３３に制御プライジャ３５を有する制御機
構３４が組込まれており、この制御プランジャ３５が燃
料噴射ポンプ１の吐出過程と同期的に作動させられるよ
うになっていて、制御プランジャ３５の軸方向位置に応
じて制御導管３３を遮断または開放するようになってお
り、この制御プランジャ３５が回動可能でありてかつ傾
斜した制御縁３６を有していて、この制御縁３６で制御
プランジャ３５の回動位置に、　　応じて燃料噴射過程
め終了時点を早くしたり遅くしたりかつ（または）噴射
しようとする燃料量を変えることができるようになって
いることを特徴とする、内燃機関の燃料噴射装置。 ２　前記制御導管３３が燃料タンク１６に接続されてい
る、実用新案登録請求の範囲第１項記載の燃料噴射装置
。 ３　制御導管３３の横断面が少なくとも制御機構３４の
前の部分で熱料噴射弁３に通じる供給導管２の横断面よ
りも著しく小さくなっている、実用新案登録請求の範囲
第１項または第２項記４　前記制御機構３４が機能の変
換された、構造の僅かに変えられた燃料噴射ポンプによ
って構成されており、この燃料噴射ポンプが燃料噴射　
　□弁３に送られた燃料を目的に合わせて制御できるよ
うに機能変換されている、実用新案登録語　　　　　□
求の範囲第１項から第３項までのいずれか１つの項記載
の燃料噴射装置。　　゛ ５　前記制御機構３４を構成する燃料噴射ポンプが最高
の燃料圧を生ぜしめる燃料噴射ポンプ１よりも著しく小
さく構成されている、実用新案登録請求の範囲第１項か
ら第４項まであいずれか１つの項記載の燃料噴射装置。 ６　前記制御機構３４を構成する燃料噴射弁をポンプ室
が放圧室３７として機能変換されており、′この放圧室
３７に制御導管３３が内方の部分４３で開口しており、
吸込み孔が逃がし孔３Ｂとし′Ｃかつ吸込み室が放圧室
３９として機能変換されており、この放圧室３９から制
御導管３３が燃料タンク１６に接続されている、実用新
案登録請求の範囲第１項から第５項までのいずれか１つ
の項記載の燃料噴射装置。 ７　前記制御機構３４を構成する燃料噴射ポンプの制御
プランジャ３５にこれを作動させるための制御カム５３
または別の作動部材が設けられてのおり、この制御カム
５３または作動部材によって制御プランジャ３５が燃料
噴射ポンプ１′　　　の吐出過程と同期的に作動させら
れるようにな、　　　・　つている、実用新案登録請求
の範囲第１項から第６項までのいずれか１つの項記載の
燃料噴射８”ＴＵ’￥ＱｍＵ？！４＊ｔａ３４やｉ６ｉ
よ、７ケの制御プラン、ビヤ３シ、杯これを回動させる
ための回動機構５４．５５とこの回動機構５４゜、　　
　５５を作動させるための制御及び調整機構５６が設け
られているミ実用新案登録請求の範囲第１項から第７項
までのいずれか１つの項記載の燃料噴射装置。[Claims for Utility Model Registration] 1. A fuel injection device for an internal combustion engine, in which a fuel injection valve is connected to a fuel supply device via a supply conduit, and fuel is supplied from the fuel supply device. has become,
A machine that controls the fuel injection process both timing and quantity in relation to changing engine operating characteristic values! - the fuel supply device is equipped with a cam-controlled pump plunger 1”0;
The pump plunger 10 has an inclined control edge 11 which determines the time of the start of fuel injection, and the pump plunger 10 has an inclined control edge 11 which determines the time of the start of fuel injection. The fuel injection valve 3 is connected to the fuel injection pump 1 via the supply conduit 2.
A control conduit 33 is connected to this supply conduit 2, and a control mechanism 34 having a control plunger 35 is incorporated in the control conduit 33, and this control plunger 35 controls the discharge of the fuel injection pump 1. It is adapted to be actuated synchronously with the process and to shut off or open the control conduit 33 depending on the axial position of the control plunger 35, which control plunger 35 is rotatable and It has an inclined control edge 36 which, depending on the rotational position of the control plunger 35, can earlier or later terminate the fuel injection process and/or adjust the amount of fuel to be injected. A fuel injection device for an internal combustion engine, characterized in that the fuel injection device is capable of changing the temperature. 2. The fuel injection device according to claim 1, wherein the control conduit 33 is connected to the fuel tank 16. 3. Utility model registration claim 1 or 2, in which the cross section of the control conduit 33 is significantly smaller than the cross section of the supply conduit 2 leading to the heat injection valve 3 at least in the part before the control mechanism 34 Item 4: The control mechanism 34 is constituted by a fuel injection pump whose function has been converted and whose structure has been slightly changed, and this fuel injection pump is configured to perform fuel injection.
□Utility model registration term whose function has been converted so that the fuel sent to valve 3 can be controlled according to the purpose □
The fuel injection device according to any one of the first to third claims.゛5 Any one of claims 1 to 4 of the claims registered as a utility model, wherein the fuel injection pump constituting the control mechanism 34 is configured to be significantly smaller than the fuel injection pump 1 that produces the highest fuel pressure. Fuel injection device according to one item. 6. The pump chamber of the fuel injection valve constituting the control mechanism 34 is converted into a function as a pressure relief chamber 37, and the control conduit 33 opens into this pressure relief chamber 37 at an inner portion 43;
Utility model registration claim No. 1, in which the suction hole is a relief hole 3B and the function of the suction chamber is converted into a pressure relief chamber 39, and a control conduit 33 is connected from the pressure relief chamber 39 to the fuel tank 16. The fuel injection device according to any one of items 1 to 5. 7. A control cam 53 for operating the control plunger 35 of the fuel injection pump constituting the control mechanism 34.
Alternatively, another actuating member is provided, and the control plunger 35 is actuated synchronously with the discharge process of the fuel injection pump 1' by the control cam 53 or the actuating member. Fuel injection 8"TU'\QmU?!4*ta34 or i6i according to any one of claims 1 to 6
7 control plans, 3 bottles, a rotating mechanism 54.55 for rotating the cup, and this rotating mechanism 54°,
55. The fuel injection device according to any one of claims 1 to 7, which is provided with a control and adjustment mechanism 56 for operating the fuel injection device 55.
JP5952983U 1982-04-22 1983-04-22 Internal combustion engine fuel injection system Granted JPS58181980U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE32150474 1982-04-22
DE19823215047 DE3215047C2 (en) 1982-04-22 1982-04-22 Fuel injection system for an internal combustion engine

Publications (2)

Publication Number Publication Date
JPS58181980U true JPS58181980U (en) 1983-12-05
JPH0433414Y2 JPH0433414Y2 (en) 1992-08-11

Family

ID=6161681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5952983U Granted JPS58181980U (en) 1982-04-22 1983-04-22 Internal combustion engine fuel injection system

Country Status (2)

Country Link
JP (1) JPS58181980U (en)
DE (1) DE3215047C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3801929C2 (en) * 1987-01-30 1998-07-02 Volkswagen Ag Fuel injector
EP0284601B1 (en) * 1987-03-26 1992-05-13 Automotive Diesel Gesellschaft m.b.H. Injection device for a diesel engine
FI945679A0 (en) * 1994-12-01 1994-12-01 Waertsilae Nsd Oy Ab Foerbaettrat foerfarande Foer insprutning av ett tryckmedium i cylindern vid en foerbraenningsmotor samt arrangemang Foer tillaempning av foerfarandet

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5014028U (en) * 1973-05-31 1975-02-14
JPS5733269U (en) * 1980-08-05 1982-02-22

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE613373C (en) * 1932-08-16 1935-05-18 Robert Bosch Akt Ges Fuel injection pump for internal combustion engines
DE663908C (en) * 1936-05-31 1938-08-16 Bosch Gmbh Robert Injection pump system for internal combustion engines with speeds fluctuating within wide limits
DE1244469B (en) * 1963-01-24 1967-07-13 Bosch Gmbh Robert Fuel injection system for internal combustion engines, in particular diesel engines, with an adjusting device that changes the start of delivery of the injection pump
AT242439B (en) * 1963-08-05 1965-09-10 Friedmann & Maier Ag Injection pump for internal combustion engines
JPS5339528B1 (en) * 1971-03-06 1978-10-21
JPS5733269B2 (en) * 1974-04-22 1982-07-16

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5014028U (en) * 1973-05-31 1975-02-14
JPS5733269U (en) * 1980-08-05 1982-02-22

Also Published As

Publication number Publication date
DE3215047C2 (en) 1984-05-03
DE3215047A1 (en) 1983-11-03
JPH0433414Y2 (en) 1992-08-11

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