KR940002492A - Fuel injection pump of internal combustion engine - Google Patents

Fuel injection pump of internal combustion engine Download PDF

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Publication number
KR940002492A
KR940002492A KR1019930011370A KR930011370A KR940002492A KR 940002492 A KR940002492 A KR 940002492A KR 1019930011370 A KR1019930011370 A KR 1019930011370A KR 930011370 A KR930011370 A KR 930011370A KR 940002492 A KR940002492 A KR 940002492A
Authority
KR
South Korea
Prior art keywords
lever
fuel injection
injection pump
idling
internal combustion
Prior art date
Application number
KR1019930011370A
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Korean (ko)
Inventor
알바르쯔-아빌라 카를로스
샤르프 미셸
쉬바르쯔 만프레드
Original Assignee
랄프-홀거 베렌스
로베르트 보쉬 게엠베하
빌프리트 뵈어
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 랄프-홀거 베렌스, 로베르트 보쉬 게엠베하, 빌프리트 뵈어 filed Critical 랄프-홀거 베렌스
Publication of KR940002492A publication Critical patent/KR940002492A/en

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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
    • F02M39/00—Arrangements of fuel-injection apparatus with respect to engines; Pump drives adapted to such arrangements
    • 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
    • F02M59/447—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 means specially adapted to limit fuel delivery or to supply excess of fuel temporarily, e.g. for starting of the engine
    • 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
    • F02D1/04—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 mechanical means dependent on engine speed, e.g. using centrifugal governors
    • 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
    • F02D1/04—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 mechanical means dependent on engine speed, e.g. using centrifugal governors
    • F02D1/045—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 mechanical means dependent on engine speed, e.g. using centrifugal governors characterised by arrangement of springs or weights

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

내연기관의 연료분사 펌프에 있어서 한쪽에서 시동레버(15)에 걸려있는 인장 스프링이(20)이 다른쪽에서 선회가능토록 받쳐진 두팔 전향 레버(38)의 한쪽 레벨팔에 걸려 맞춰져 있고, 전향레버의 다른쪽 레버팔이 인장 스프링(20)의 작용하에서 아이들링 레버(41)의 조절모터(45)와는 반대편의 레버팔에 배치된 조절 경사면(39)를 향하여 잡아당겨지도록 되어 있고, 전향레버(38)가 전향레버(38)의 전회축(36)에 대하여 평행인 축(50)을 중심으로 하여 선회가능한 구성부분(51)에 편심적으로 받쳐져 있고 구성부분이 펌프케이싱의 바깥쪽에서 조절되도록 되어 있으며, 아이들링 분사량의 기준 조절이 아이들링 레버의 위치를 바꿈이 없이 그리고 또 직동 모터의 기준위치를 바꿀 필요없이 가능하다.In the fuel injection pump of the internal combustion engine, the tension spring 20, which is hung on the starting lever 15 on one side, is engaged on one level arm of the two-arm turning lever 38 supported so as to be pivotable on the other side. The other lever arm is pulled toward the control inclined surface 39 disposed on the lever arm opposite to the control motor 45 of the idling lever 41 under the action of the tension spring 20, and the forward lever 38 Is eccentrically supported by a pivotable component 51 about an axis 50 parallel to the pivot axis 36 of the reversing lever 38 and the component is adapted to be adjusted outside the pump casing. In addition, the reference adjustment of the idling injection amount is possible without changing the position of the idling lever and without changing the reference position of the linear motor.

Description

내연기관의 연료 분사 펌프Fuel injection pump of internal combustion engine

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 기초한 연료분사 펌프의 개략 종단면도.1 is a schematic longitudinal sectional view of a fuel injection pump based on the present invention;

Claims (8)

내연기관의 연료분사 펌프이며 연료량 조절기구(12)를 갖추고 있고 연료량 조절기구에, 조절스프링(24)의 힘으로 조속기(23)의 조절부재(21)에 지지되어 있고 축(18)에 선회 가능토록 받쳐진 시동레버(15) 및 상기 축(18)에 선회가능토록 받쳐진 텐숀레버(17)을 걸어 맞춰놓았고 텐숀레버가 최대 전부하 분자량을 제한하기 위하여 스톱퍼(35)에 맞대어질수 있으며 텐숀레버에 텐숀레버를 연료분자량의 증대방향으로 부하하는 조절스프링(24)이 걸려 있고 내연기관의 운전 파라미터에 관련하여 시동레버(15)의 위치를 제어하기 위한 제어장치(48)로 제어 가능한 조절모터 (45)를 갖추고 있고 두팔 아이들링 레버(41)를 갖추고 있고 아이들링 레버가 적어도 간접적으로 인장 스프링(20)을 통하여 시동레버(15)에 작용하고 있고 인장스프링이 시동레버를 조속기(23)의 조절부재(21)를 향하여 잡아당기고 있고 아이들링레버(41)가 조절모터(45)로 되돌림스프링(47)의 힘에 대항하여 연료분자량의 감소방향에서 최대 아이들링 분자량을 제한하기 위한 스톱퍼(48)로부터 떨어져 조절되도록 되어 있는 형식의 것에 있어서, 한편에서 시동레버(15)에 걸리는 인장스프링(20)이 다른편에서 선회가능토록 받쳐진 두팔 전향 레버(38)의 한쪽 레버팔에 걸려있고 전향 레버의 다른쪽 레버팔이 인장스프링(20)의 작용하에서 아이들링 레버(41)의 조절모터(45)와는 반대쪽 레버팔에 배치된 조절 경사면(39)을 향하여 잡아당겨지도록 되어 있으며 전향레버(38)가 전향레버(38)의 전회축(36)에 대하여 평행인 축(50)을 중심으로 하여 선회가능한 구성부분(51)에 중심을 떠나 한쪽으로 치우쳐서 받쳐져 있고 구성부분이 펌프케이싱의 바깥쪽에서 조절되도록 되어 있는 것을 특징으로 하는 내연기관의 연료분사 펌프.It is a fuel injection pump of an internal combustion engine, and has a fuel amount adjusting mechanism 12, which is supported by the adjusting member 21 of the governor 23 by the force of the adjusting spring 24 and can be pivoted on the shaft 18. The start lever 15 supported and the tension lever 17 pivotably supported on the shaft 18 are fitted and the tension lever can be fitted against the stopper 35 to limit the maximum full molecular weight. A regulating motor 24 is fitted to the tension lever 24 which loads the tension lever in the direction of increasing the fuel molecular weight, and is controlled by the controller 48 for controlling the position of the start lever 15 in relation to the operating parameters of the internal combustion engine ( 45) with a two-arm idling lever 41 and an idling lever at least indirectly acting on the start lever 15 via the tension spring 20 and the tension spring regulating the governor 23 by the start lever. Pulling towards the ash 21 and the idling lever 41 is retracted away from the stopper 48 to limit the maximum idling molecular weight in the direction of reducing the molecular weight of fuel against the force of the return spring 47 to the regulating motor 45. In a type adapted to be adjusted, the tension spring 20, which is caught on the starting lever 15 on the one hand, is hung on one lever arm of the two-arm turning lever 38, which is pivotably supported on the other side, and on the other side of the turning lever. Under the action of the tension spring 20, the lever arm is pulled toward the control inclined surface 39 disposed on the lever arm opposite to the control motor 45 of the idling lever 41, and the turning lever 38 is the turning lever ( 38. The pivotable component 51 is centered and supported on one side with a pivot 50 parallel to the pivot axis 36 of 38) so that the component is adjustable on the outside of the pump casing. Control the fuel injection pump of an internal combustion engine, characterized in that. 제1항에 있어서, 시동레버(15)가 연료분자량의 증대방향에서 소성 선회거리 뒤에 텐숀레버(17)에 배치된 스톱퍼(53)에 닿도록 되어 있으며 최대 전부하 분자량을 제한하기 위한 스톱퍼(35)가 전회가능토록 받쳐진 두팔 전부하레버(54)의 한쪽 레버 팔에 형성되어 있고 전부하 레버의 다른쪽 레버팔에 조절모터(45)가 걸려 있고 조절 모터로 전부하 레버(54)가 내연기관의 운전 파라미터와 관련하여 되돌림 스프링(56)의 힘에 대항하여 연료분자량의 증대 방향으로 조절되도록 되어 있는 것을 특징으로 하는 내연기관의 연료 분사 펌프.2. The stopper (35) according to claim 1, wherein the start lever (15) is brought into contact with the stopper (53) disposed on the tension lever (17) after the firing turning distance in the direction of increasing the molecular weight of the fuel (35). ) Is formed on one lever arm of the two arm full load lever 54 supported so as to be reversible, and the adjustment motor 45 is hung on the other lever arm of the full load lever, and the full load lever 54 is internally A fuel injection pump for an internal combustion engine, characterized in that it is adapted to adjust in the direction of increasing fuel molecular weight against the force of the return spring 56 in relation to the engine operating parameters. 제2항에 있어서, 아이들링 레버(41) 및 전부하 레버(54)가 공통축(42)에 선회가능토록 지지되어 있는 것을 특징으로 하는 내연기관의 연료분사 펌프.3. The fuel injection pump according to claim 2, wherein the idling lever (41) and the full load lever (54) are supported on the common shaft (42) so as to be pivotable. 제2항 또는 제3항에 있어서, 전부하 레버(54)에 최소 전부하 분자량을 규정하는 스톱퍼(60)가 배속되어 있고 이 스톱퍼(60) 및 아이들링 레버(41)의 스톱퍼(48)가 구성부분(62)의 상대측에 배치되어 있는 것을 특징으로 하는 내연기관의 연료 분사 펌프.The stopper 60 which defines the minimum full molecular weight is assigned to the full load lever 54, and the stopper 48 of this stopper 60 and the idling lever 41 is comprised. A fuel injection pump of an internal combustion engine, characterized in that it is disposed on the opposite side of the portion 62. 제4항에 있어서, 구성부분(62)이 펌프케이싱 안에 조절가능이고 잠금이 가능토록 받쳐진 편심제로서 구성되어 있는 것을 특징으로 하는 내연기관의 연료 분사 펌프.5. The fuel injection pump according to claim 4, wherein the component portion (62) is configured as an eccentric which is adjustable and lockable in the pump casing. 제3항 내지 제5항중의 어느 한 항에 있어서, 되돌림 스프링(56)이 전부하 레버(54)에 스프링 받이(59)를 통하여 걸려있고 스프링 받이를 통하여 전부하 레버(54)가 연료분자량의 증대 방향에서 연료분사 펌프 케이싱의 고정 구성부분에 낳도록 되어 있고 스프링 받이(59)의 두께가 최대 전부하 분자량을 규정하고 있는 것을 특징으로 하는 내연기관의 연료 분사 펌프.The return spring 56 is fastened to the full load lever 54 via the spring bearing 59, and the full load lever 54 is connected to the fuel molecular weight. A fuel injection pump for an internal combustion engine, characterized in that it is laid on a fixed component of a fuel injection pump casing in an increasing direction, and the thickness of the spring bearing 59 defines the maximum full molecular weight. 제6항에 있어서, 조절 모터(45)로 연료 분사 펌프의 새로운 각 시동시 전부하 레버(54)가 스프링 받이(59)를 통하여 케이싱에 고정된 부분의 접척위치로 이동되고 이로 인해 아이들링 레버(41) 및 또는 전부하 레버(54)를 조절하기 위하여 출발위치가 규정되도록 되어 있는 것을 특징으로 하는 내연기관의 연료 분사 펌프.The method according to claim 6, wherein in each new start-up of the fuel injection pump with the regulating motor 45, the full load lever 54 is moved through the spring bearing 59 to the close-up position of the part fixed to the casing, whereby the idling lever ( 41) and or a starting position for regulating the full load lever 54, the fuel injection pump of the internal combustion engine. 제1항 내지 제7항중의 어느 한 항에 있어서, 조절 스프링(24)이 조절레버(30)로 조절되도록 되어 있고 조절레버(30)에 제어장치(46)와 접속된 발신기(64)가 배속되어 있고 발신기로 조절레버(30)의 아이들링 위치 및 또는 전부하 위치가 검출되도록 되어 있는 연료 분사 펌프.The transmitter 64 according to any one of claims 1 to 7, wherein the control spring 24 is adapted to be adjusted by the control lever 30, and the transmitter 64 connected to the control device 46 to the control lever 30 is doubled. And an idling position and / or a full load position of the control lever 30 with the transmitter. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930011370A 1992-07-02 1993-06-22 Fuel injection pump of internal combustion engine KR940002492A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4221685.0 1992-07-02
DE4221685A DE4221685A1 (en) 1992-07-02 1992-07-02 Fuel injection pump for internal combustion engines

Publications (1)

Publication Number Publication Date
KR940002492A true KR940002492A (en) 1994-02-17

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Application Number Title Priority Date Filing Date
KR1019930011370A KR940002492A (en) 1992-07-02 1993-06-22 Fuel injection pump of internal combustion engine

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EP (1) EP0576873A1 (en)
JP (1) JPH06129265A (en)
KR (1) KR940002492A (en)
DE (1) DE4221685A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1022449B1 (en) * 1999-01-19 2007-03-14 Kubota Corporation Fuel supplying device for engine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3844452A1 (en) * 1988-12-31 1990-07-05 Bosch Gmbh Robert DISTRIBUTION FUEL INJECTION PUMP FOR INTERNAL COMBUSTION ENGINES
DE4122773C2 (en) * 1990-07-23 1999-12-09 Volkswagen Ag Fuel injection pump for an internal combustion engine, in particular a diesel engine

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DE4221685A1 (en) 1994-01-13
JPH06129265A (en) 1994-05-10
EP0576873A1 (en) 1994-01-05

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