JP6225258B2 - 内燃機関用エンジンブレーキ装置 - Google Patents
内燃機関用エンジンブレーキ装置 Download PDFInfo
- Publication number
- JP6225258B2 JP6225258B2 JP2016531044A JP2016531044A JP6225258B2 JP 6225258 B2 JP6225258 B2 JP 6225258B2 JP 2016531044 A JP2016531044 A JP 2016531044A JP 2016531044 A JP2016531044 A JP 2016531044A JP 6225258 B2 JP6225258 B2 JP 6225258B2
- Authority
- JP
- Japan
- Prior art keywords
- switching
- cam
- camshaft
- rocker arm
- locking
- 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.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims description 80
- 230000033001 locomotion Effects 0.000 claims description 28
- 230000006837 decompression Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 241000217377 Amblema plicata Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L1/053—Camshafts overhead type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/08—Shape of cams
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/14—Tappets; Push rods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/12—Transmitting gear between valve drive and valve
- F01L1/18—Rocking arms or levers
- F01L1/181—Centre pivot rocking arms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/36—Valve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines of specific type other than four-stroke cycle
- F01L1/38—Valve-gear or valve arrangements, e.g. lift-valve gear peculiar to machines or engines of specific type other than four-stroke cycle for engines with other than four-stroke cycle, e.g. with two-stroke cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/06—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
- F01L13/065—Compression release engine retarders of the "Jacobs Manufacturing" type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/02—Valve drive
- F01L1/04—Valve drive by means of cams, camshafts, cam discs, eccentrics or the like
- F01L1/047—Camshafts
- F01L2001/0476—Camshaft bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L13/0015—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque
- F01L13/0036—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction
- F01L2013/0052—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for optimising engine performances by modifying valve lift according to various working parameters, e.g. rotational speed, load, torque the valves being driven by two or more cams with different shape, size or timing or a single cam profiled in axial and radial direction with cams provided on an axially slidable sleeve
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
Description
Claims (7)
- 少なくとも1つのカムシャフト(10)備え、該カムシャフトが少なくとも1つの燃焼カム(11)と少なくとも1つのブレーキカム(12)とを有する少なくとも1つのカムグループを備え、前記燃焼カム(11)に割り当てられ、燃焼動作中に少なくとも1つのガス交換バルブ(15、16)を操作するために備えられた少なくとも1つのカムフォロワ(13)を備え、前記ブレーキカム(12)に割り当てられ、ブレーキ動作中に前記少なくとも1つのガス交換バルブ(15、16)を操作するために備えられたカムフォロワ(14)を備え、燃焼動作とブレーキ動作との間を切り替えるための切替え装置(17)を備えた、エンジンブレーキ装置であって、
前記切替え装置(17)が、カムシャフト(10)のトルクを燃焼動作とブレーキ動作との間の切替え力に変換するために備えられ、前記切替え装置(17)がロッカーアームベアリング(23)を有しており、該ロッカーアームベアリングが燃焼動作に割り当てられた第一の終端位置とブレーキ動作に割り当てられた第二の終端位置とを有しており、及び前記ロッカーアームベアリング(23)が前記カムシャフト(10)のトルクによって2つの終端位置の間で切り替えられるために備えられ、
前記切替え装置(17)が、共回転するが、軸方向にスライド可能に前記カムシャフト(10)と接続されている少なくとも1つの連結リンク要素(18)を有し、該連結リンク要素が少なくとも1つのリンクゲート(19、20)を備えており、該リンクゲートが前記カムシャフト(10)の回転運動を前記連結リンク要素(18)の直線の切替え運動に変換するために備えられている
ことを特徴とする、エンジンブレーキ装置。 - 前記連結リンク要素(18)に対して固定されて配置されてたアクチュエータであって、前記少なくとも1つのリンクゲート(19、20)にはまり込み、及び前記カムシャフト(10)の回転運動を前記連結リンク要素(18)の直線の切替え運動に変換するために備えられた少なくとも1つの切替えピン(22)を備えたアクチュエータ(21)を有することを特徴とする、請求項1に記載のエンジンブレーキ装置。
- それぞれ前記カムフォロワ(13、14)の1つを有する少なくとも2つのロッカーアーム(24、25)が、前記少なくとも1つのガス交換バルブ(15、16)を操作するために、前記ロッカーアームベアリング(23)によって固定されたそれぞれ1つのロッカーアーム軸(30、31)の周りを旋回自在であることを特徴とする、請求項1または2に記載のエンジンブレーキ装置。
- 前記切替え装置(17)がバネ力がかけられた少なくとも1つのロックかみ合い要素(26、26')を有し、該ロックかみ合い要素は前記ロッカーアームベアリング(23)を2つの終端位置に固定するように形成されることを特徴とする、請求項1〜請求項3のいずれか一項に記載のエンジンブレーキ装置。
- 前記切替え装置(17)が、可動に支承された少なくとも1つのロック輪郭要素(27、27')を有し、該ロック輪郭要素に対して前記ロッカーアームベアリング(23)の前記少なくとも1つのロックかみ合い要素(26、26')が支持されることを特徴とする、請求項4に記載のエンジンブレーキ装置。
- 前記ロック輪郭要素(27、27')が、少なくとも2つの係合位置を有し、及び前記連結リンク要素(18)が、前記少なくとも1つのロック輪郭要素(27、27')を係合位置から前記少なくとも2つの係合位置の間の少なくとも1つの中間位置へ旋回するために備えられていることを特徴とする、請求項5に記載のエンジンブレーキ装置。
- 前記連結リンク要素(18)が2つの切替え位置と少なくとも1つの作動ピン(28、28')とを有し、該作動ピンが前記第一の切替え位置で前記少なくとも1つのロック輪郭要素(27)を第一の係合位置から前記中間位置へ、及び第二の切替え位置で第二の係合位置から前記中間位置へ切り替えるために備えられていることを特徴とする、請求項6に記載のエンジンブレーキ装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201310019000 DE102013019000A1 (de) | 2013-11-13 | 2013-11-13 | Motorbremsvorrichtung für eine Brennkraftmaschine |
DE102013019000.2 | 2013-11-13 | ||
PCT/EP2014/002884 WO2015070949A1 (de) | 2013-11-13 | 2014-10-25 | Motorbremsvorrichtung für eine brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016537556A JP2016537556A (ja) | 2016-12-01 |
JP6225258B2 true JP6225258B2 (ja) | 2017-11-01 |
Family
ID=51844666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016531044A Active JP6225258B2 (ja) | 2013-11-13 | 2014-10-25 | 内燃機関用エンジンブレーキ装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9874123B2 (ja) |
EP (1) | EP3068982B1 (ja) |
JP (1) | JP6225258B2 (ja) |
CN (1) | CN105723055B (ja) |
DE (1) | DE102013019000A1 (ja) |
WO (1) | WO2015070949A1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3105427B1 (en) * | 2014-02-14 | 2019-05-29 | Eaton Intelligent Power Limited | Rocker arm assembly for engine braking |
DE102014008378A1 (de) * | 2014-06-05 | 2015-12-17 | Daimler Ag | Motorbremsvorrichtung für eine Brennkraftmaschine |
DE102015009877A1 (de) * | 2015-07-29 | 2017-02-02 | Daimler Ag | Ventiltriebvorrichtung, Brennkraftmaschine mit einer Ventiltriebvorrichtung und Verfahren zum Betrieb einer Ventiltriebvorrichtung |
SE539832C2 (en) * | 2016-04-28 | 2017-12-12 | Scania Cv Ab | A valve drive for an internal combustion engine with variable control of valves |
DE102016009343A1 (de) | 2016-08-02 | 2017-02-09 | Daimler Ag | Verfahren zum Starten einer Verbrennungskraftmaschine eines Kraftfahrzeugs, insbesondere eines Kraftwagens |
DE102017009541A1 (de) | 2017-10-13 | 2019-04-18 | Daimler Ag | Ventiltrieb für eine Brennkraftmaschine eines Kraftfahrzeugs |
DE102017009535A1 (de) | 2017-10-13 | 2019-04-18 | Daimler Ag | Ventiltrieb für eine Brennkraftmaschine eines Kraftfahrzeugs |
DE102017011855A1 (de) | 2017-12-21 | 2019-06-27 | Daimler Ag | Ventiltrieb für eine Verbrennungskraftmaschine, insbesondere eines Kraftfahrzeugs |
CN108457714A (zh) * | 2018-03-17 | 2018-08-28 | 潍柴重机股份有限公司 | 一种摇臂安装结构 |
DE102018008235B4 (de) * | 2018-10-18 | 2020-11-26 | Daimler Ag | Ventiltrieb für eine Verbrennungskraftmaschine eines Kraftfahrzeugs, sowie Verfahren zum Betreiben eines solchen Ventiltriebs |
DE102018132857A1 (de) * | 2018-12-19 | 2020-06-25 | Man Truck & Bus Se | Schaltbare Betätigungsvorrichtung für ein Hubventil einer Brennkraftmaschine, Brennkraftmaschine und Kraftfahrzeug |
GB2593916A (en) * | 2020-04-09 | 2021-10-13 | Daimler Ag | Engine brake device for an engine of a vehicle |
WO2022152581A1 (en) * | 2021-01-15 | 2022-07-21 | Eaton Intelligent Power Limited | Roller shifter, shift bar assembly, shift roller assembly, and shift roller for variable valve actuation in a valvetrain |
CN113187578B (zh) * | 2021-05-31 | 2022-05-13 | 宁波东方动力部件有限公司 | 一种内燃机缸内制动装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3809033A (en) * | 1972-07-11 | 1974-05-07 | Jacobs Mfg Co | Rocker arm engine brake system |
AU611323B2 (en) * | 1986-05-21 | 1991-06-06 | Coherent Automotive Technology Pty. Ltd. | Improvements in engines for use with gaseous fuels |
EP0267244A4 (en) * | 1986-05-21 | 1989-06-21 | Bennett Automotive Technology | ENGINES INTENDED FOR USE WITH GASEOUS FUELS. |
IT1255447B (it) * | 1991-11-08 | 1995-10-31 | Iveco Fiat | Motore provvisto di un dispositivo di frenatura continua, particolarmente per un veicolo industriale. |
JP3764595B2 (ja) * | 1998-12-24 | 2006-04-12 | 株式会社日立製作所 | エンジン補助ブレーキ装置 |
US6213091B1 (en) * | 2000-03-21 | 2001-04-10 | Deere & Company | Engine compression brake system |
GB2443419A (en) * | 2006-11-06 | 2008-05-07 | Mechadyne Plc | Internal combustion engine valve mechanism allowing variable phase compression braking |
JP2008303765A (ja) * | 2007-06-06 | 2008-12-18 | Honda Motor Co Ltd | 内燃機関の可変動弁装置 |
EP2025888A1 (en) | 2007-08-06 | 2009-02-18 | Iveco S.p.A. | Device for actuating the decompression engine brake in an internal combustion engine provided with hydraulic tappets |
DE102007048915A1 (de) * | 2007-10-12 | 2009-04-16 | Daimler Ag | Ventiltriebvorrichtungen |
EP2386729A1 (en) * | 2010-05-10 | 2011-11-16 | Fiat Powertrain Technologies S.p.A. | Multi-cylinder internal combustion engine with variable actuation of the engine valves |
AT510527B1 (de) * | 2010-09-23 | 2012-09-15 | Avl List Gmbh | Viertakt-brennkraftmaschine mit einer motorbremse |
DE102014014600B3 (de) * | 2014-10-07 | 2016-03-03 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Vorrichtung für einen Ventiltrieb zum Umschalten des Hubs von Gaswechselventilen einer Brennkraftmaschine |
-
2013
- 2013-11-13 DE DE201310019000 patent/DE102013019000A1/de not_active Withdrawn
-
2014
- 2014-10-25 US US15/036,377 patent/US9874123B2/en active Active
- 2014-10-25 EP EP14792393.2A patent/EP3068982B1/de active Active
- 2014-10-25 WO PCT/EP2014/002884 patent/WO2015070949A1/de active Application Filing
- 2014-10-25 JP JP2016531044A patent/JP6225258B2/ja active Active
- 2014-10-25 CN CN201480061663.2A patent/CN105723055B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP3068982A1 (de) | 2016-09-21 |
EP3068982B1 (de) | 2017-05-03 |
CN105723055B (zh) | 2018-06-29 |
US9874123B2 (en) | 2018-01-23 |
WO2015070949A1 (de) | 2015-05-21 |
JP2016537556A (ja) | 2016-12-01 |
DE102013019000A1 (de) | 2015-05-13 |
US20160298508A1 (en) | 2016-10-13 |
CN105723055A (zh) | 2016-06-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6225258B2 (ja) | 内燃機関用エンジンブレーキ装置 | |
US10731526B2 (en) | Engine brake device for an internal combustion engine | |
US10907514B2 (en) | Valve train assembly | |
JP6495946B2 (ja) | 内燃エンジン内の補助モーション源と主モーション負荷経路との間のリンク機構 | |
EP3669058B1 (en) | Integrated engine brake configuration | |
EP2867482B1 (en) | Valve bridge | |
US7565887B2 (en) | Valve actuation device of internal combustion engine | |
US7201125B2 (en) | Valve train for an internal combustion engine | |
JP5438679B2 (ja) | 油圧タペットを備えた内燃エンジンにてデコンプレッションエンジンブレーキを作用させる装置 | |
JP2018518628A (ja) | デコンプレッションエンジンブレーキを有するディーゼルエンジン用の弁列 | |
KR20130108362A (ko) | 엔진 브레이크를 포함하는 4행정 내연 기관 | |
WO2017060496A1 (en) | Rocker arm assembly for an internal combustion engine | |
CN108729969B (zh) | 可变的阀动装置 | |
US11391186B2 (en) | Valve train assembly | |
US20100031907A1 (en) | Valve drive for an internal combustion engine, in particular with a decompression brake | |
US7182054B2 (en) | Valve drive including a rocker lever with hydraulically actuated driver | |
JP7317713B2 (ja) | 機械式弁操作装置 | |
JP2002303109A (ja) | 内燃機関の高、低速域切換式動弁機構 | |
JP2024506693A (ja) | 弁作動装置 | |
JPH10220210A (ja) | エンジンの可変動弁機構 | |
EP3061927B1 (en) | Valve actuation system of an internal combustion engine | |
CN111201371B (zh) | 用于配气机构总成的致动装置 | |
GB2593916A (en) | Engine brake device for an engine of a vehicle | |
JP2023539469A (ja) | バルブ作動装置 | |
JP2010007506A (ja) | エンジン用動弁装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160711 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170525 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170530 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170718 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20171003 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20171006 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6225258 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |