PL439699A1 - Zespół mostka zaworowego o zmiennej wysokości z poprzecznym tłokiem swobodnym - Google Patents
Zespół mostka zaworowego o zmiennej wysokości z poprzecznym tłokiem swobodnymInfo
- Publication number
- PL439699A1 PL439699A1 PL439699A PL43969920A PL439699A1 PL 439699 A1 PL439699 A1 PL 439699A1 PL 439699 A PL439699 A PL 439699A PL 43969920 A PL43969920 A PL 43969920A PL 439699 A1 PL439699 A1 PL 439699A1
- Authority
- PL
- Poland
- Prior art keywords
- piston
- valve bridge
- valve
- rocker arm
- bridge assembly
- Prior art date
Links
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
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/2422—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means or a hydraulic adjusting device located between the push rod and rocker arm
-
- 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
- F01L1/26—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder
- F01L1/267—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of two or more valves operated simultaneously by same transmitting-gear; peculiar to machines or engines with more than two lift-valves per cylinder with means for varying the timing or the lift of the valves
-
- 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
- F01L1/20—Adjusting or compensating clearance
- F01L1/22—Adjusting or compensating clearance automatically, e.g. mechanically
- F01L1/24—Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically
- F01L1/245—Hydraulic tappets
-
- 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
- F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
-
- 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
- F01L13/0031—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 by modification of tappet or pushrod length
-
- 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
- F01L13/00—Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations
- F01L2013/10—Auxiliary actuators for variable valve timing
- F01L2013/105—Hydraulic motors
-
- 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
- F01L2820/00—Details on specific features characterising valve gear arrangements
- F01L2820/02—Formulas
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Valve Device For Special Equipments (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Abstract
Przedmiotem zgłoszenia jest zespół mostka zaworowego o zmiennej wysokości z poprzecznym tłokiem swobodnym, który jest umieszczony między ramieniem (1) wahacza a zaworem (2), przy czym środek ramienia (1) wahacza jest zaopatrzony w wał wahacza, jeden koniec ramienia (1) wahacza jest zaopatrzony w rolkę (3) wahacza, drugi koniec ramienia (1) wahacza jest zaopatrzony w śrubę regulującą (4), a rolka (3) wahacza jest w bliskim styku z krzywką (5), zespół mostka zaworowego zawiera ponadto mostek zaworowy (6), przy czym mostek zaworowy stanowi tuleję dla tłoka, tłok jest połączony ściśle ze śrubą regulującą (4), mostek zaworowy (6) jest zaopatrzony w rowek zaworu, a jeden koniec zaworu jest umieszczony w rowku zaworu; mostek zaworowy (6) jest zaopatrzony w pionowy cylinder tłoka i poprzeczny cylinder tłoka swobodnego, przy czym tłok jest umieszczony w pionowym cylindrze tłoka, sprężyna tłoka jest umieszczona między tłokiem a pionowym cylindrem tłoka jeden koniec tłoka jest zaopatrzony ponadto w tłoczysko, sprężyna tłoka jest nasunięta na tłoczysko, a dół pionowego cylindra tłoka jest zaopatrzony w otwór przelotowy tłoka.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010334819.7 | 2020-04-24 | ||
CN202010334819.7A CN111502791A (zh) | 2020-04-24 | 2020-04-24 | 一种横置柱塞式可变高度的气门桥总成 |
PCT/CN2020/099813 WO2021212663A1 (zh) | 2020-04-24 | 2020-07-02 | 一种横置柱塞式可变高度气门桥总成 |
Publications (2)
Publication Number | Publication Date |
---|---|
PL439699A1 true PL439699A1 (pl) | 2022-06-06 |
PL242174B1 PL242174B1 (pl) | 2023-01-23 |
Family
ID=71871333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL439699A PL242174B1 (pl) | 2020-04-24 | 2020-07-02 | Zespół mostka zaworowego o zmiennej wysokości z poprzecznym tłokiem swobodnym |
Country Status (5)
Country | Link |
---|---|
CN (1) | CN111502791A (pl) |
DE (1) | DE112020001855T5 (pl) |
PL (1) | PL242174B1 (pl) |
WO (1) | WO2021212663A1 (pl) |
ZA (1) | ZA202108372B (pl) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112177703B (zh) * | 2020-12-02 | 2021-02-12 | 江苏卓联精密机械有限公司 | 推杆发动机用自复位单气门主副活塞液压驱动装置及方法 |
CN113898439A (zh) * | 2021-08-30 | 2022-01-07 | 东风商用车有限公司 | 可改变气门运动的气门桥 |
CN113931712B (zh) * | 2021-09-30 | 2023-06-02 | 东风商用车有限公司 | 一种可变气门升程的摇臂总成 |
CN115949483B (zh) * | 2023-03-10 | 2023-06-13 | 龙口中宇热管理系统科技有限公司 | 一种发动机缸内制动机构及工作方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6691674B2 (en) * | 2001-06-13 | 2004-02-17 | Diesel Engine Retarders, Inc. | Latched reset mechanism for engine brake |
CN102003240B (zh) * | 2009-08-31 | 2013-01-16 | 上海尤顺汽车部件有限公司 | 一种发动机制动装置的改进结构 |
WO2013014490A1 (en) * | 2011-07-22 | 2013-01-31 | Renault Trucks | Valve actuation mechanism and automotive vehicle comprising such a valve actuation mechanism |
CN110486114B (zh) * | 2019-08-26 | 2020-10-02 | 东风商用车有限公司 | 集成式发动机制动执行活塞 |
CN212318107U (zh) * | 2020-04-24 | 2021-01-08 | 东风商用车有限公司 | 一种横置柱塞式可变高度的气门桥总成 |
-
2020
- 2020-04-24 CN CN202010334819.7A patent/CN111502791A/zh active Pending
- 2020-07-02 DE DE112020001855.5T patent/DE112020001855T5/de active Pending
- 2020-07-02 WO PCT/CN2020/099813 patent/WO2021212663A1/zh active Application Filing
- 2020-07-02 PL PL439699A patent/PL242174B1/pl unknown
-
2021
- 2021-10-28 ZA ZA2021/08372A patent/ZA202108372B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE112020001855T5 (de) | 2022-01-13 |
ZA202108372B (en) | 2022-09-28 |
CN111502791A (zh) | 2020-08-07 |
PL242174B1 (pl) | 2023-01-23 |
WO2021212663A1 (zh) | 2021-10-28 |
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