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JPS6075650U - internal combustion engine fuel injection pump - Google Patents

internal combustion engine fuel injection pump

Info

Publication number
JPS6075650U
JPS6075650U JP15234484U JP15234484U JPS6075650U JP S6075650 U JPS6075650 U JP S6075650U JP 15234484 U JP15234484 U JP 15234484U JP 15234484 U JP15234484 U JP 15234484U JP S6075650 U JPS6075650 U JP S6075650U
Authority
JP
Japan
Prior art keywords
adjusting
fuel injection
spring
lever
injection pump
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
JP15234484U
Other languages
Japanese (ja)
Other versions
JPH0543245Y2 (en
Inventor
イリヤ・ジヨルジエヴイク
フランツ・エーハイム
Original Assignee
ローベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング
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 ローベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング filed Critical ローベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング
Publication of JPS6075650U publication Critical patent/JPS6075650U/en
Application granted granted Critical
Publication of JPH0543245Y2 publication Critical patent/JPH0543245Y2/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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
    • F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
    • F02D1/025—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered by means dependent on engine working temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
    • F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
    • F02D1/08—Transmission of control impulse to pump control, e.g. with power drive or power assistance
    • F02D1/10—Transmission of control impulse to pump control, e.g. with power drive or power assistance mechanical
    • 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
    • F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
    • F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
    • F02M41/12—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor
    • F02M41/123—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor characterised by means for varying fuel delivery or injection timing
    • F02M41/125—Variably-timed valves controlling fuel passages
    • F02M41/126—Variably-timed valves controlling fuel passages valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/06—Fuel or fuel supply system parameters
    • F02D2200/0606—Fuel temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • High-Pressure Fuel Injection Pump Control (AREA)
  • Fuel-Injection Apparatus (AREA)

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図は燃料噴射ポンプの略示縦断面図、第２図、第３
図及び第４図はそれぞれ、第１、第２及び第３実施例に
よる、第１図の燃料噴射ポンプの燃料量調整のための調
整機構の・原理的構成図、第５図は異なる燃料温度にお
ける、第１図の燃料噴射ポンプの制御スライダの移動距
離と回転数との関係を示す線図である。 １０・・・・・・アクセルペダルレバー、１１・・・・
・・調整ばね、１２・・・・・・制御レバー、１３・・
・・・・ストッパ、　−１４・・・・・・スタートばね
、１５・・・・・・スタートレバー、１６・・・・・・
回転中心点、１７・・・・・・部分、１８・・・・・・
調節レバー、１９・・・・・・制御スライダ、２０・・
・・・・ポンプ兼分配ピストン、２１・・・・・・行程
円板、２２・・・・・・入口、２３・・・・・・出口、
２４・・・・・・戻し通路、２５・・・・・・シリンダ
ブツシュ、２６・・・・・・調整スリーブ、２７・・・
・・・調速機、２９・・・・・・フライウェイト、３０
・・・・・・圧縮ばね、３１・・・・・・調節ねじ、３
２・・・・・・調節部材、３３・・・・・・補償装置、
３４・・・・・・熱膨張材素子、３５・・・・・・移動
押し片、３６・・・・・・ケーシング、３７・・・・・
・熱膨張材、３８・・・・・・保持ばね、４゜・・・・
・・アイドリングばね、４３・・・・・・調節ピストン
、４４・・・・・・送出ポンプ、４５・・・・・・戻し
ばね、４６・・・・・・制御室。Figure 1 is a schematic vertical sectional view of the fuel injection pump, Figures 2 and 3 are
4 and 4 are fundamental configuration diagrams of the adjustment mechanism for adjusting the fuel amount of the fuel injection pump of FIG. 1 according to the first, second and third embodiments, respectively, and FIG. FIG. 2 is a diagram showing the relationship between the moving distance and rotation speed of the control slider of the fuel injection pump of FIG. 1 in FIG. 10... Accelerator pedal lever, 11...
...Adjustment spring, 12...Control lever, 13...
...Stopper, -14...Start spring, 15...Start lever, 16...
Rotation center point, 17... part, 18...
Adjustment lever, 19...Control slider, 20...
... Pump and distribution piston, 21 ... Stroke disk, 22 ... Inlet, 23 ... Outlet,
24...Return passage, 25...Cylinder bush, 26...Adjustment sleeve, 27...
... Speed governor, 29 ... Fly weight, 30
...Compression spring, 31 ...Adjustment screw, 3
2... Adjustment member, 33... Compensation device,
34... Thermal expansion material element, 35... Moving pusher piece, 36... Casing, 37...
・Thermal expansion material, 38... Holding spring, 4°...
... Idling spring, 43 ... Adjustment piston, 44 ... Delivery pump, 45 ... Return spring, 46 ... Control room.

Claims (1)

【実用新案登録請求の範囲】 １　内燃機関の燃料噴射ポンプであって、ポンプ兼分配
ピストンに沿って摺動する、燃料噴射量調整用の制御ス
ライダと、制御スライダを移動させるための調整機構と
、燃料温度に関連して制御スライダの位置を制御するた
めの、ポンプ室内において燃料温度にさらされる熱応動
動作性の調節部材とを有する形式のものにおいて、熱応
動動作性の調節部材３２に補償装置３３が連結されてお
り、該補償装置３３は温度変化によって生せしめられた
調節部材３２の調節運動を、低回転数範囲においては完
全に、制御スライダ１９の軸方向移動に変換し、高回転
数範囲においてはたんに部分的に制御スライダ１９の軸
方向移動に変換することを特徴とする、内燃機関の燃料
噴射ポンプ。 ２　調整機構が、制御スライダを軸方向に移動させるた
めに該制御スライダに作用する、１つの回転中心点を中
心にして旋回可能の双腕のスタートレバーと、スタート
レバーの回転中心点を中心にして旋回可能であってかつ
該スタートレバーに連結可能な制御レバーとを有してお
り、上記スタートレバーの、制御スライダとは反対側の
レバーアームに、回転調速機の軸方向で移動可能な調整
スリーブが係合しており、かつ上記制御レバーに調整ば
ねを介して回転数調整レバーが係合しており、かつ熱応
動動作性の調節部材３２が、ケーシング３６内に受容さ
れた熱膨張材３７及び該熱膨張材３７により操作される
移動押し片３５を有する熱膨張材素子３４として製作さ
れており、かつ補償装置３３が、移動押し片と直列に配
置されたプレロードを有する保持ばね３８として製作さ
れており、かつ熱膨張材素子３４及び保持ばね３８が、
調整ばね１１及び、調速機２７の調整スリーブ２６の間
の力伝達経路中に接続されており、この場合保持ばね３
８は調整スリーブ力が小さいときにはほとんど圧縮され
ず、調整スリーブ力が大きい。 ときにはじめて圧縮される、実用新案登録請求の範囲第
１項記載の燃料噴射ポンプ。 ３　熱膨張材素子３４のケーシング３６が制御レバー１
２に取付けられており、プレロードを有する保持ばね３
８がスタートレバー１５に取付けられており、かつ保持
ばね３８が移動押し片３５の移動方向で該移動押し片に
゛当接している、実用新案登録請求の範囲第２項記載の
燃料噴射ポンプ。 ４　燃料をポンプ内室内へ送出する送出ポンプと戻しば
ねを有する旋回可能に支承された調節レバーとを備えて
おり、上記調節レバーに、スタートレバー及び制御レバ
ーの共通の回転中心点が配置されており、かつ補償装置
３３が、送出ポンプ４４の吸込圧を負荷される調節ピス
トン４３を有しており、かつ熱応動動作性の調節部材３
２が調節ピストン４３内に配置されていて調節レバー１
８にその戻しばね３０の力に抗して負荷を与えており、
かつ調節ピストン４３が、送出ポンプ４４の吸込圧Ｐｓ
の増大に伴って、熱応動動作性の調節部材３２の調節運
動とは逆向きに移動するように構成されている、実用新
案登録請求の範囲第１項記載の燃料噴射ポンプ。 ５　熱応動動作性の調節部材３２が調節ピストン４３内
に受容された熱膨張材３７及び該熱膨張材により負荷を
与えられる移動押し片３５を有しており、該移動押し片
は調節レバー１８に当接しており、かつ調節ピストン４
３の、移動押し片３５とは反対側のピストン面が、送出
ポンプ４４に接続した制御室４６を制限している、実用
新案登録請求の範囲第４項記載の燃料噴射ポンプ。 ６　調節ピストン戻しばね４５が制御室４６内に配置さ
れている、実用新案登録請求の範囲第５項記載の燃料噴
射ポンプ。 ７　制御レバーと調整ばねとの間に接続されたアイドリ
ングばねを有し、かつ保持ばね３８がアイドリングばね
４０によって形成されており、かつ熱膨張材素子３４が
調整ばね１１に取付けられており、この場合移動押し片
３５の移動運動がアイドリングはね４０を圧縮する方向
に向けられる、実用新案登録請求の範囲第２項記載の燃
料噴射ポンプ。[Claims for Utility Model Registration] 1. A fuel injection pump for an internal combustion engine, comprising a control slider for adjusting the amount of fuel injection that slides along a pump/distribution piston, and an adjustment mechanism for moving the control slider. , a thermally responsive adjusting member exposed to the fuel temperature in the pump chamber for controlling the position of the control slider in relation to the fuel temperature, the thermally responsive adjusting member 32 being compensated. A compensating device 33 is connected, which converts the adjusting movement of the adjusting member 32 caused by temperature changes completely into an axial movement of the control slide 19 in the low speed range and in the high speed range. Fuel injection pump for an internal combustion engine, characterized in that, in a few ranges, it only partially translates into an axial movement of the control slide 19. 2. The adjustment mechanism comprises a double-armed start lever pivotable about one rotational center point, acting on the control slider to axially move the control slider; and a control lever that can be rotated and connected to the start lever, and a lever arm of the start lever opposite to the control slider is provided with a control lever that is movable in the axial direction of the rotary governor. an adjusting sleeve is engaged, a rotational speed adjusting lever is engaged with said control lever via an adjusting spring, and a thermally actuable adjusting member 32 is adapted to adjust the thermal expansion received in the casing 36. A retaining spring 38 is constructed as a thermally expandable material element 34 with a material 37 and a movable pusher piece 35 actuated by the thermally expandable material 37, and the compensation device 33 has a preload arranged in series with the movable pusher piece. The thermal expansion material element 34 and the retaining spring 38 are manufactured as follows.
It is connected in the force transmission path between the adjusting spring 11 and the adjusting sleeve 26 of the speed governor 27, in this case the holding spring 3
8 is hardly compressed when the adjustment sleeve force is small, and the adjustment sleeve force is large. The fuel injection pump according to claim 1, wherein the fuel injection pump is compressed only when the fuel injection pump is compressed. 3 The casing 36 of the thermal expansion material element 34 is connected to the control lever 1
a retaining spring 3 attached to 2 and having a preload;
8 is attached to the start lever 15, and the holding spring 38 is in contact with the movable push piece 35 in the direction of movement of the movable push piece 35. 4 comprising a delivery pump for delivering fuel into the pump interior and a pivotably supported adjustment lever having a return spring, in which a common center of rotation of the start lever and the control lever is arranged; and the compensating device 33 has an adjusting piston 43 which is loaded with the suction pressure of the delivery pump 44 and has a thermally actuated adjusting member 3.
2 is arranged in the adjustment piston 43 and the adjustment lever 1
8 is applied with a load against the force of the return spring 30,
And the adjustment piston 43 adjusts the suction pressure Ps of the delivery pump 44
2. The fuel injection pump according to claim 1, wherein the fuel injection pump is configured to move in a direction opposite to the adjusting movement of the thermally actuated adjusting member 32 as the temperature increases. 5 A thermally actuated adjusting member 32 has a thermally expandable material 37 received in an adjusting piston 43 and a movable push piece 35 loaded by the thermally expandable material, which movable push piece 35 pushes against the adjusting lever 18. and is in contact with the adjusting piston 4
4. The fuel injection pump according to claim 4, wherein the piston surface of No. 3 on the side opposite to the movable pushing piece 35 limits a control chamber 46 connected to a delivery pump 44. 6. Fuel injection pump according to claim 5, in which the adjusting piston return spring 45 is arranged in the control chamber 46. 7 with an idling spring connected between the control lever and the adjusting spring, and in which the retaining spring 38 is formed by the idling spring 40 and a thermally expandable material element 34 is attached to the adjusting spring 11; 3. The fuel injection pump according to claim 2, wherein the moving movement of the movable pushing piece 35 is directed in the direction of compressing the idling spring 40.
JP15234484U 1983-10-11 1984-10-11 internal combustion engine fuel injection pump Granted JPS6075650U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19833336923 DE3336923A1 (en) 1983-10-11 1983-10-11 Fuel injection pump for internal combustion engines
DE3336923.2 1983-10-11

Publications (2)

Publication Number Publication Date
JPS6075650U true JPS6075650U (en) 1985-05-27
JPH0543245Y2 JPH0543245Y2 (en) 1993-10-29

Family

ID=6211527

Family Applications (2)

Application Number Title Priority Date Filing Date
JP15234484U Granted JPS6075650U (en) 1983-10-11 1984-10-11 internal combustion engine fuel injection pump
JP1992069833U Expired - Lifetime JP2525090Y2 (en) 1983-10-11 1992-10-07 Fuel injection pump for internal combustion engine

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP1992069833U Expired - Lifetime JP2525090Y2 (en) 1983-10-11 1992-10-07 Fuel injection pump for internal combustion engine

Country Status (2)

Country Link
JP (2) JPS6075650U (en)
DE (1) DE3336923A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3521348A1 (en) * 1985-06-14 1986-12-18 Klöckner-Humboldt-Deutz AG, 5000 Köln Injection pump with adjustable full load stop
CN102562323B (en) * 2012-02-22 2014-12-31 潍柴动力股份有限公司 Engine torque limiting device and engine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5559146U (en) * 1978-10-16 1980-04-22
JPS55177033U (en) * 1979-06-07 1980-12-19

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564460U (en) * 1978-10-27 1980-05-02

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5559146U (en) * 1978-10-16 1980-04-22
JPS55177033U (en) * 1979-06-07 1980-12-19

Also Published As

Publication number Publication date
JP2525090Y2 (en) 1997-02-05
JPH0543245Y2 (en) 1993-10-29
DE3336923A1 (en) 1985-04-18
JPH0569340U (en) 1993-09-21
DE3336923C2 (en) 1990-12-13

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