KR890002533A - Fuel Injection Pumps for Internal Combustion Engines - Google Patents

Fuel Injection Pumps for Internal Combustion Engines Download PDF

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Publication number
KR890002533A
KR890002533A KR1019880008988A KR880008988A KR890002533A KR 890002533 A KR890002533 A KR 890002533A KR 1019880008988 A KR1019880008988 A KR 1019880008988A KR 880008988 A KR880008988 A KR 880008988A KR 890002533 A KR890002533 A KR 890002533A
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KR
South Korea
Prior art keywords
pump
fuel injection
sleeve
spring
injection pump
Prior art date
Application number
KR1019880008988A
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Korean (ko)
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KR960013105B1 (en
Inventor
에하임 프란쯔
Original Assignee
클라우스 포스,빌프리트 뵈르
로베르트 보쉬 게엠베하
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.)
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Publication date
Priority to DE3724519.8 priority Critical
Priority to DE19873724519 priority patent/DE3724519A1/en
Application filed by 클라우스 포스,빌프리트 뵈르, 로베르트 보쉬 게엠베하 filed Critical 클라우스 포스,빌프리트 뵈르
Publication of KR890002533A publication Critical patent/KR890002533A/en
Application granted granted Critical
Publication of KR960013105B1 publication Critical patent/KR960013105B1/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M41/00Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F02M41/08Fuel-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
    • F02M41/10Fuel-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
    • F02M41/12Fuel-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M41/00Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
    • F02M41/08Fuel-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
    • F02M41/10Fuel-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
    • F02M41/12Fuel-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
    • F02M41/123Fuel-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
    • F02M41/125Variably-timed valves controlling fuel passages
    • F02M41/126Variably-timed valves controlling fuel passages valves being mechanically or electrically adjustable sleeves slidably mounted on rotary piston

Abstract

내용 없음No content

Description

내연기관용 연료분사 펌프Fuel Injection Pumps for Internal Combustion Engines

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

제1도는 제어 슬리이브와 연결된 조정기구를 가지는 연료분사 펌프의 개략적 횡단면도.1 is a schematic cross sectional view of a fuel injection pump having an adjustment mechanism associated with a control sleeve;

제2도는 제어 슬리이브의 회전장치를 가지는 연료분사 펌프의 개략적 종단면도.2 is a schematic longitudinal sectional view of a fuel injection pump having a rotating device of a control sleeve.

제4도는 앵글러 스프링의 스프링 특성을 조절하기 위하여 장치를 가지는 조절 기구의 실시예를 도시한 종단면도.4 is a longitudinal sectional view of an embodiment of an adjustment mechanism having a device for adjusting the spring characteristic of the angler spring.

Claims (7)

내연기관용의 연료분사 펌프에 대하여 펌프 플런저내에서 주 왕복과 동시에 회전 운동하고 더구나 송출된 연료를 복수의 연료분사 개소에 배치하여 사용되는 펌프 플런저(11)를 구비하며, 이 펌프 플런저가 플런저 배럴(17)내에서 펌프 작업실(13)을 제한하며 더구나 펌프 플런저(11)에 의해 조속기 레버(27)를 끼워서 압력 제거실내의 연료 분사량 조속기에 의해 축방향으로 이동 가능한 제어 모서리를 가지는 제어 슬리이브(12)를 끼워서 펌프 플런저(11)내에서 배치되어 있는 펌프 작업실(13)으로부터 회전수에 관련하는 압력에 지지된 연료를 채워서 연료분사 펌프의 케이싱내에서 폐쇄된 압력 제거실로 통하는 압력 제어 통로(18)의 펌프 플런저 주위면에 대하여 출구의 개구를 제어하는 것에 의해 펌프 플런저로부터 송출되는 연료 분사량이 변화하도록 되어 있고, 더욱이 제어 슬리이브의 회전을 허락하고 제어 슬리이브(12)와 조속기 레버(27)의 사이의 제1의 연결장치와 제어 슬리이브의 이동을 축방향에서 허용하며 제어 슬리이브(12)와 상기 제어 슬리이브(12)의 회전을 내연기관의 운전 매개 변수에 관련하여 생기는 조정장치(35)의 사이의 제2의 연결장치를 구비한 형식의 것에 있어서, 상기 제1의 연결장치가 상상하여 연장하는 경사홈과 이 경사홈내에서 활동하는 제1의 연결부재에 의해 형성되어 있고 더욱이 상기 제2의 연결장치가 축 평행한 홈(40)과 이 홈내에서 활동하는 제2의 연결부재에 의해 형성되며 더욱이 제2의 연결부재가 내연기관의 회전수에 관련하여 펌프 플런저 축선에 대하여 직각으로 조절 가능하며, 더욱이 상기 조속기 레버가 제1의 연결부재에 의해 제어 슬리이브(12)에 대하여 경사홈(30)에 결합하고 또 제2의 연결부재가 압력 제거실내의 연료압을 일방의 단면에 부하된 조정 피스톤(37)과 결합되며, 더구나 귀환 스프링(43)의 힘에 대향하여 조절 가능한 조정 피스톤(37)과 결합되는 것을 특징으로 하는 내연기관용의 연료분사 펌프.The pump plunger 11 is used to rotate and simultaneously rotate the main reciprocating motion in the pump plunger with respect to the fuel injection pump for an internal combustion engine, and to dispose the discharged fuel at a plurality of fuel injection points. 17. A control sleeve 12 having a control edge which restricts the pump chamber 13 within the pump chamber 13 and furthermore, by inserting the governor lever 27 by the pump plunger 11 and axially movable by the fuel injection amount governor in the pressure relief chamber. Pressure control passage 18 which fills the fuel supported by the pressure related to the rotational speed from the pump work chamber 13 arranged in the pump plunger 11 to the closed pressure relief chamber in the casing of the fuel injection pump. The amount of fuel injected from the pump plunger is changed by controlling the opening of the outlet with respect to the circumferential surface of the pump plunger of And further permits rotation of the control sleeve and permits movement of the control sleeve and the first connecting device between the control sleeve 12 and the governor lever 27 in the axial direction. In the form of a second connecting device between the adjusting device 35 in which the rotation of the control sleeve 12 occurs in relation to the operating parameters of the internal combustion engine, the first connecting device imagines that Formed by an elongated inclined groove and a first connecting member acting in the inclined groove, and furthermore, the second connecting device is formed by an axially parallel groove 40 and a second connecting member acting in the groove. Furthermore, the second connecting member is adjustable at right angles to the pump plunger axis with respect to the rotational speed of the internal combustion engine, and furthermore, the governor lever is inclined with respect to the control sleeve 12 by the first connecting member. 3 0) and a second connecting member is coupled to an adjustment piston 37 loaded at one end of the fuel pressure in the pressure elimination chamber, and moreover, an adjustment piston which is adjustable against the force of the return spring 43 ( A fuel injection pump for an internal combustion engine, characterized in that coupled to 37). 제1항에 있어서, 조정 피스톤(37)의 분배형 분사펌프 케이싱(10)내에 꽃혀진 실린더(36)내에서 요동가능하게 배치되는 것을 특징으로 하는 내연기관용의 연료분사 펌프.2. A fuel injection pump according to claim 1, characterized in that it is slidably arranged in a cylinder (36) flowered in a dispensing injection pump casing (10) of an adjustment piston (37). 제2항에 있어서, 조정 피스톤(37)의 압력 제거실과는 반대 측에서 실린더(36)로부터 돌출하는 단부에 플랜지(42)를 구비하며, 이 플랜지에 작용 스프링(43)으로 하여 형성된 귀환 스프링이 고정되고, 이 귀환 스프링은 실린더의 연장부에 의해 형성된 스프링내에 수용되면 또 연료분사 펌프의 케이싱의 외측으로부터 실린더내에 꽂혀지는 조절장치(45)에 고정되어 있는 것을 특징으로 하는 연료분사 펌프.3. The return spring of claim 2, wherein a flange 42 is provided at an end projecting from the cylinder 36 on the side opposite to the pressure relief chamber of the adjustment piston 37, and the return spring formed as an action spring 43 is provided on the flange. And the feedback spring is fixed to an adjusting device (45) which is received in a spring formed by an extension of the cylinder and which is inserted into the cylinder from the outside of the casing of the fuel injection pump. 제3항에 있어서, 조절장치(45)가 멈춤 너트(48)에 의해 위치 고정되는 조절 슬리이브(46)로부터 이루어지는 것을 특징으로 하는 내연기관용의 연료분사 펌프.4. The fuel injection pump according to claim 3, wherein the regulating device (45) is made from an adjusting sleeve (46) which is fixed by a stop nut (48). 제1항에 있어서, 조절 슬리이브(46)를 통하여 동축으로 멈춤 나사(47)가 나사 결합되며, 이 멈춤 나사가 멈춤 너트(49)에 의해 조절 슬리이브(46)에 대하여 위치 고정되어 있는 것을 특징으로 하는 연료분사 펌프.2. The stop screw (47) is coaxially screwed through the adjust sleeve (46), the stop screw being positioned against the adjust sleeve (46) by the stop nut (49). A fuel injection pump characterized in that. 제1항에 있어서, 스프링실(44)로부터 귀환 펌프의 압력 제거된 흡입측을 위해 결합부재가 돌출되어 있는 것을 특징으로 하는 연료분사 펌프.2. The fuel injection pump according to claim 1, wherein the coupling member protrudes from the spring chamber (44) for the suction side from which the return pump is depressurized. 제6항에 있어서, 외측으로부터 조절가능한 조절 슬리이브(55)에 대하여 동축적으로 스프링실내에 돌입하고 바깥으로부터 자유로 회전하며 부시(53)가 배치되어 있고, 이 부시(53)에 스프링실(22)내에 위치하는 부분에 대하여 고유의 나사산이 설치되며 이 나사산에 스프링(43)이 나사 끼움되어 있고 또 나사산을 통하여 더욱이 조절 가능한 멈춤 나사(54)가 안내되며 또 멈춤 나사가 바깥으로부터 멈춤 너트(56)에 의해 조절 슬리이브(55)의 단면에 대하여 위치 고정되며 더욱이 작용 스프링의 나사산에 나사 결합된 부분의 단부가 구부러져 있고 또 나사산의 이동을 위하여 축 평행한 절결내에 안내되는 것을 특징으로 하는 연료분사 펌프.7. A bush (53) according to claim 6, wherein a bush (53) is disposed coaxially with respect to the adjustable sleeve (55) adjustable from the outside and rotates freely from the outside, wherein the bush (53) is arranged on the bush (53). 22. A unique thread is installed for the part located inside, and the spring 43 is screwed into this thread, and the adjustable stop screw 54 is further guided through the thread, and the stop screw stops from the outside. 56) a fuel which is fixed in position with respect to the cross section of the adjusting sleeve 55 and furthermore the end of the portion screwed to the thread of the acting spring is bent and guided in an axial parallel cutout for the movement of the thread. Injection pump. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880008988A 1987-07-24 1988-07-19 Fuel ejecting pump KR960013105B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE3724519.8 1987-07-24
DE19873724519 DE3724519A1 (en) 1987-07-24 1987-07-24 Fuel injection pump for internal combustion engines

Publications (2)

Publication Number Publication Date
KR890002533A true KR890002533A (en) 1989-04-10
KR960013105B1 KR960013105B1 (en) 1996-09-30

Family

ID=6332266

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880008988A KR960013105B1 (en) 1987-07-24 1988-07-19 Fuel ejecting pump

Country Status (3)

Country Link
JP (1) JPS6436968A (en)
KR (1) KR960013105B1 (en)
DE (1) DE3724519A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110072313A (en) * 2009-12-22 2011-06-29 엘지전자 주식회사 Rotary compressor

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10064333A1 (en) * 2000-12-21 2002-06-27 Degussa Multi-layer composite with an EVOH layer
US20210132009A1 (en) * 2017-09-12 2021-05-06 Shimadzu Corporation Plunger pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110072313A (en) * 2009-12-22 2011-06-29 엘지전자 주식회사 Rotary compressor

Also Published As

Publication number Publication date
DE3724519A1 (en) 1989-02-02
JPS6436968A (en) 1989-02-07
KR960013105B1 (en) 1996-09-30

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