KR860001284A - Specially shaped piston with piston ring - Google Patents

Specially shaped piston with piston ring Download PDF

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Publication number
KR860001284A
KR860001284A KR1019850005403A KR850005403A KR860001284A KR 860001284 A KR860001284 A KR 860001284A KR 1019850005403 A KR1019850005403 A KR 1019850005403A KR 850005403 A KR850005403 A KR 850005403A KR 860001284 A KR860001284 A KR 860001284A
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KR
South Korea
Prior art keywords
piston
ring
compression ring
running surface
compression
Prior art date
Application number
KR1019850005403A
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Korean (ko)
Inventor
겐트 셰프 요르단 (외 1)
Original Assignee
한스 가벨레·한스-아돌프 폰 헨
엠. 아. 엔. -베 운트 웨 디젤 게엠베하
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Publication date
Application filed by 한스 가벨레·한스-아돌프 폰 헨, 엠. 아. 엔. -베 운트 웨 디젤 게엠베하 filed Critical 한스 가벨레·한스-아돌프 폰 헨
Publication of KR860001284A publication Critical patent/KR860001284A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F5/00—Piston rings, e.g. associated with piston crown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/20—Rings with special cross-section; Oil-scraping rings

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

내용 없음No content

Description

피스톤 링을 구비한 특수형상의 피스톤Specially shaped piston with piston ring

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 3개의 압축링을 갖는 본 발명에 의한 피스톤의 부분 단면도.1 is a partial sectional view of a piston according to the invention with three compression rings.

제2도는 4개의 압축링을 갖는 본 발명에 의한 피스톤의 부분단면도.2 is a partial sectional view of a piston according to the invention with four compression rings.

*도면의 주요 부분에 대한 부호의 설명* Explanation of symbols for the main parts of the drawings

1:실린더 주행면 2:실린더 슬라이브 3:피스톤 4:피스톤외면 5,7,9,11,29:환상홈 6,8,10,12: 압축링 13,15,17:웨브 14,16,18:외면 19,23:외측 모떼기부 20,28:주행면 21:이행부 22,27:주행면 구분 24:중공흠 25:절결 26:저부 30:오일 스크랩링DESCRIPTION OF SYMBOLS 1 Cylinder running surface 2: Cylinder slide 3: Piston 4: Outside piston 5, 7, 9, 11, 29: Annular groove 6, 8, 10, 12: Compression ring 13, 15, 17: Web 14, 16, 18 : Outside 19,23: Outside chamfer 20, 28: Running surface 21: Traveling part 22, 27: Running surface division 24: Hollow spot 25: Notch 26: Bottom 30: Oil scraping

Claims (7)

중유로 가동하는 내연기관의 피스톤으로서, 환상흠내에 삽착된 적어도 3개의 압축링을 갖고 있는 형식의 것에 있어서, 가동장치실로 향해서 가장 아래의 압축링(8)만이 기밀한 맞닿음부를 갖고, 다른 압축링은 작은 외측모떼기부(19)와 0.5°내지 2°의 테이퍼 각(α)을 갖는 테이퍼링으로 형성되어 있으며, 또한 연소실에 가장 가까운 압축링(6)이, 링 하면으로 향하는 둥근 이행면(21)을 구비해 비대칭적으로 각이진 형상이거나 또는 구면형으로 형성된 주행면(20)과 기밀하게 형성되어 있지 않은 맞닿음 부를 갖고 있으며, 전동장치실에 대해서 아래에서 2번째의 압축링(10)이, 비기밀성의 맞닿음부와 0.5° 내지 2°의 테이퍼각도(β)와 원통형의 짧은 주행면구분(22)을 갖는 테이퍼링에 의해 형성되어 있으며, 상기한 원통형의 짧은 주행면 구분의 하측에, 외측 모떼기부(23) 또는 중공흠(24)이 링 높이의 40%까지의 높이로 접속되어 있으며, 또 가장 위의 압축링(6)과 아래서 2번째의 압축링(10)사이에 위치하는 웨브(13) 또는 (17)의 외면(14) 또는 18)의, 실린더 주행면(1)에 대한 거리(X1,X2/2)가 , 피스톤 외면(4)과 실린더 주행면(1) 사이에 피스톤 유격을 형성시키는 거리(X0)와 같거나 또는 약간 커져 있으며, 아래에서 2번째의 압축링(10)과 가장아래의 압축링(8) 사이에 배치된 웨브(15)의 외면(16)과 실린더 주행면(1) 사이의 거리(X2,X2/1)가, 피스톤 외면(4)과 실린더 주행면(1) 사이의 거리(X0)의 거의 2배의 값에 상당하며, 또 가장아래의 압축링(8)을 수용하는 환상흠(7)에, 피스톤(3)의 주면에 형성된 절결(25)이 직접 접속되어있고, 이 절결(25)의 저부(26)가, 피스톤 외면(4)과 실린더 주행면(1) 사이에 형성된 거리(X0)의 약 3배 내지 4배에 상당하는 값(X3)을 갖고 실린더 주행면(1)에서 거리를 두고 위치하고 있으며, 또 다시 아래서 2번째의 압축링(10)과 이 압축링(10)의 하나 위에 위치하는 압축링(6,12) 사이에 형성되는 가스 수용용적(V2또는 V2/1)가, 가장 위의 압축링(6)의 환상흠(5) 내에서 이 압축링(6)을 감싸 형성되는 가스 수용용적(V1)의 약 2배의 값임을 특징으로 하는 피스톤 링을 구비한 특수형상의 피스톤.A piston of an internal combustion engine running on heavy oil, having a type of at least three compression rings inserted into an annular flaw, in which only the compression ring 8 at the bottom toward the movable device chamber has a hermetic contact portion, and the other compression ring is small. It is formed by a tapering ring having an outer chamfer portion 19 and a taper angle α of 0.5 ° to 2 °, and the compression ring 6 closest to the combustion chamber is provided with a round transition surface 21 facing the lower surface of the ring. It has an abutment which is not formed to be airtight with the running surface 20 formed asymmetrically angular or spherical, and the second compression ring 10 from the bottom of the transmission unit is fitted with a non-confidential fit. It is formed by a tapering ring having a contact portion, a taper angle β of 0.5 ° to 2 °, and a cylindrical short running surface segment 22. The base 13 or the hollow flaw 24 is connected to a height up to 40% of the ring height and is located between the top compression ring 6 and the second compression ring 10 below. 17, piston clearance between the outer surface 14 or 18), the distance (X 1, X 2/2 ) for a cylinder running surface (1), the piston outer surface (4) and the cylinder running surface (1) of The outer surface 16 of the web 15 and the cylinder running surface, which are equal to or slightly larger than the distance X 0 to be formed, and are arranged between the second compression ring 10 and the lowest compression ring 8 below. 1) the distance between the (X 2, X 2/1), the piston outer surface (4) and the cylinder running surface (1) corresponds to approximately the value of twice the distance (X 0) between, and the apchukring below The notch 25 formed in the main surface of the piston 3 is directly connected to the annular flap 7 which accommodates (8), and the bottom part 26 of this notch 25 is a piston outer surface 4 and a cylinder. about 3 of the running surface (1) the distance (X 0) formed between To 4 times apchukring (6 has the value (X 3) which is located at a distance from the cylinder running surface (1) and, again, under which is located 2 over a second of apchukring 10 and the apchukring 10 corresponds to , 12), the gas receiving volume formed between the (V 2 or V 2/1) is cyclic in apchukring (6) above the defect 5 gas accommodating formed wrapped around the apchukring (6) in the volume (V A specially shaped piston with a piston ring, characterized by about twice the value of 1 ). 제1항에 있어서, 기재피스톤의 가장 아래쪽의 압축링(8)에 있어서 외측모떼부가(19)의 높이가 링 높이의 약 5%에서 30%의 값인 것을 특징으로 하는 피스톤 링을 구비한 특수행상의 피스톤.2. A special row with a piston ring according to claim 1, characterized in that the height of the outer chamfers 19 in the compression ring 8 at the bottom of the base piston is a value of about 5% to 30% of the ring height. piston. 제1항 또는 제2항에 있어서, 피스톤의 가장 아래의 압축링(8)및 아래서 2번째의 압축링(10)이 원통형의 짧은 주행면구분(27)을 갖고 있는 것을 특징으로 하는 피스톤 링을 구비한 특수형상의 피스톤.3. The piston ring according to claim 1 or 2, characterized in that the lowermost compression ring (8) and the lower compression ring (10) of the piston have a cylindrical short running surface segment (27). Specially shaped piston. 제1항 내지 제3항중 어느 하나에 있어서, 3개 이상의 압축링이 배치되어 있는 경우, 가장 위의 압축링(6)과, 전동장치실로 향해서 끝에서 2번째의 압축링(10) 사이에 배치된 각각의압축링(12)이, 기밀하지 않은 맞닿음부와 임의로 형성된 주행면(28)을 갖고 있는 것을 특징으로 하는 피스톤 링을 구비한 특수형상의 피스톤.The method according to any one of claims 1 to 3, wherein, when three or more compression rings are arranged, each of them disposed between the uppermost compression ring (6) and the second compression ring (10) from the end toward the transmission gear room. A specially shaped piston with a piston ring, characterized in that the compression ring 12 has an unsealed contact portion and an arbitrarily formed running surface 28. 제1항에 있어서,외측 모떼기부(23) 대신에 중공흠(24)이 형성되어 있으며, 이 중공홈(24)이 凹형의 벽면을 갖거나 또는, 서로 직각 또는 둔각으로 위치하는 복수의 환상면으로 구성되어 있는 것을 특징으로하는 피스톤 링을 구비한 특수형상의 피스톤.The hollow flaw 24 is formed instead of the outer chamfer 23, The hollow groove 24 has a wedge-shaped wall surface, or it is a plurality of annular shape located at right angles or obtuse angles. A specially shaped piston with a piston ring, characterized by being composed of faces. 제1항에 있어서, 가장 아래의 압축링(8) 아래쪽에 배치된 노치(25)의 범위내에서, 피스톤(3)내에 환상홈(29)이 선삭 형성되어 있으며, 이 환상홈(29) 내에, 실린더 주행면(1)에 압착된 오일 스크랩링(30)이 삽착되어 있는 것을 특징으로 하는 피스톤 링을 구비한 특수형상의 피스톤.2. The annular groove 29 is turned in the piston 3 in the range of the notch 25 disposed below the lowermost compression ring 8, and in this annular groove 29, A specially shaped piston with a piston ring, characterized in that the oil scraping ring (30) pressed against the cylinder running surface (1) is inserted. 제1항에 있어서, 가장 아래의 압축링(8)과 아래서 2번째의 압축링(10) 사이에 형성되는 가스 수용용적(V3)에, 가장 위의 압축링(6)을 위한 환형홈(5) 내에서 이 압축링(6)을 감싸 형성되는 가스 수용용적(V1)보다 약간 적거나 또는 같거나 또한 약간 큰 것을 특징으로 하는 피스톤 링을 구비한 특수형상의 피스톤.2. The annular groove (5) according to claim 1, wherein in the gas receiving volume (V 3 ) formed between the lowermost compression ring (8) and the lower compression ring (10), the uppermost compression ring (6). Specially shaped piston with a piston ring, characterized in that slightly less than, equal to or slightly larger than the gas receiving volume (V 1 ) formed to surround the compression ring (6). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850005403A 1984-07-28 1985-07-27 Specially shaped piston with piston ring KR860001284A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3428007.3 1984-07-28
DE19843428007 DE3428007A1 (en) 1984-07-28 1984-07-28 Piston with special design form and piston ring fitting

Publications (1)

Publication Number Publication Date
KR860001284A true KR860001284A (en) 1986-02-24

Family

ID=6241898

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850005403A KR860001284A (en) 1984-07-28 1985-07-27 Specially shaped piston with piston ring

Country Status (5)

Country Link
JP (1) JPS6140448A (en)
KR (1) KR860001284A (en)
DE (1) DE3428007A1 (en)
FI (1) FI78769C (en)
FR (1) FR2568313B1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4749043A (en) * 1986-06-25 1988-06-07 Otis Engineering Corp. Subsurface safety valves and seals
DE4011535A1 (en) * 1990-04-10 1991-10-17 Man B & W Diesel Ag Piston for IC engine - has several compression ring below which is oil scraper ring with pressure unloading holes leading from its groove to piston interior
JP2579840Y2 (en) * 1992-06-22 1998-09-03 株式会社リケン High top ring piston
DE4331324C2 (en) * 1993-09-15 1998-04-02 Man B & W Diesel Ag Piston ring system
DE10340313A1 (en) 2003-09-02 2005-05-19 Mahle Gmbh Oil scraper ring groove arrangement for pistons of internal combustion engines
DE102004021662A1 (en) * 2004-05-03 2005-12-01 Man B & W Diesel Ag Piston with piston ring grooves
JP5106376B2 (en) * 2008-12-25 2012-12-26 Ｔｐｒ株式会社 Piston device for internal combustion engine
DE102012000241B4 (en) * 2011-05-10 2016-12-08 Federal-Mogul Burscheid Gmbh Piston ring for 2-stroke engines
DE102015009587B4 (en) 2015-07-24 2018-11-22 Federal-Mogul Burscheid Gmbh Compression piston ring
CN105673451A (en) * 2016-04-01 2016-06-15 奉化市鼎联汽车空压机厂 Novel oil carry-over preventing piston structure
DE102017105952A1 (en) * 2017-03-20 2018-09-20 Federal-Mogul Burscheid Gmbh Flutter-suppression piston ring
EP4206498A4 (en) 2021-07-30 2023-10-11 Tpr Co., Ltd. Combination of piston rings and combined structure of piston and piston rings

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1667548A (en) * 1928-04-24 hanch
GB502695A (en) * 1937-09-29 1939-03-23 Vauxhall Motors Ltd Improved piston rings for internal combustion engines
JPS55146252A (en) * 1979-04-28 1980-11-14 Yamaha Motor Co Ltd Piston ring for two-cycle engine

Also Published As

Publication number Publication date
DE3428007C2 (en) 1987-07-30
FI78769C (en) 1989-09-11
FR2568313A1 (en) 1986-01-31
FR2568313B1 (en) 1989-12-15
FI852889A0 (en) 1985-07-24
FI78769B (en) 1989-05-31
JPH0525024B2 (en) 1993-04-09
JPS6140448A (en) 1986-02-26
DE3428007A1 (en) 1986-02-06
FI852889L (en) 1986-01-29

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