CN112360913B - 液压阻尼器和用于液压阻尼器组件的活塞 - Google Patents
液压阻尼器和用于液压阻尼器组件的活塞 Download PDFInfo
- Publication number
- CN112360913B CN112360913B CN202011116638.3A CN202011116638A CN112360913B CN 112360913 B CN112360913 B CN 112360913B CN 202011116638 A CN202011116638 A CN 202011116638A CN 112360913 B CN112360913 B CN 112360913B
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- China
- Prior art keywords
- compression
- piston
- rebound
- passage
- additional
- 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.)
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Links
- 230000006835 compression Effects 0.000 claims abstract description 165
- 238000007906 compression Methods 0.000 claims abstract description 165
- 239000012530 fluid Substances 0.000 claims abstract description 65
- 238000013016 damping Methods 0.000 claims description 15
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000036461 convulsion Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
Images
Classifications
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- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
- F16F9/5126—Piston, or piston-like valve elements
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/512—Means responsive to load action, i.e. static load on the damper or dynamic fluid pressure changes in the damper, e.g. due to changes in velocity
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/14—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
- F16F9/16—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts
- F16F9/18—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein
- F16F9/19—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only straight-line movement of the effective parts with a closed cylinder and a piston separating two or more working spaces therein with a single cylinder and of single-tube type
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/3405—Throttling passages in or on piston body, e.g. slots
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
- F16F9/3481—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by shape or construction of throttling passages in piston
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
- F16F9/3482—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body the annular discs being incorporated within the valve or piston body
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
- F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
- F16F9/3484—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body characterised by features of the annular discs per se, singularly or in combination
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
- F16F9/516—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics resulting in the damping effects during contraction being different from the damping effects during extension, i.e. responsive to the direction of movement
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Description
Claims (18)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/105,496 US11686367B2 (en) | 2019-11-29 | 2020-11-25 | Hydraulic damper and a piston for the hydraulic damper assembly |
EP20209768.9A EP3828435A1 (en) | 2019-11-29 | 2020-11-25 | Hydraulic damper and a piston for the hydraulic damper assembly |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962942055P | 2019-11-29 | 2019-11-29 | |
US62/942,055 | 2019-11-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112360913A CN112360913A (zh) | 2021-02-12 |
CN112360913B true CN112360913B (zh) | 2022-04-19 |
Family
ID=74506863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202011116638.3A Active CN112360913B (zh) | 2019-11-29 | 2020-10-19 | 液压阻尼器和用于液压阻尼器组件的活塞 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11686367B2 (zh) |
EP (1) | EP3828435A1 (zh) |
CN (1) | CN112360913B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113983106B (zh) * | 2021-11-25 | 2022-05-24 | 宁波瑞丰汽车零部件有限公司 | 低速流量可调的减震器活塞 |
EP4421348A1 (en) * | 2023-02-27 | 2024-08-28 | BeijingWest Industries Co. Ltd. | Damper assembly with clamped frequency dependent valve |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53132673A (en) | 1977-04-23 | 1978-11-18 | Honda Motor Co Ltd | Shock absorber for motorcar |
JPS6110135A (ja) | 1984-11-22 | 1986-01-17 | Tatsuya Takagi | オイルダンパ−の弁構造 |
US5148897A (en) * | 1991-07-18 | 1992-09-22 | Monroe Auto Equipment Company | Piston valving for shock absorbers |
DE4321903A1 (de) * | 1993-07-01 | 1995-01-12 | Bilstein August Gmbh Co Kg | Kolben für einen hydraulischen Schwingungsdämpfer |
US6460664B1 (en) | 2000-05-22 | 2002-10-08 | Tenneco Automotive Inc. | Independently tunable variable bleed orifice |
DE102006028745A1 (de) * | 2005-06-21 | 2007-05-03 | Tenneco Automotive Operating Company Inc., Lake Forest | Vierteiliger Kolben |
US8069964B2 (en) | 2007-06-21 | 2011-12-06 | Tenneco Automotive Operating Company Inc. | Junction bleed |
US8083039B2 (en) * | 2007-08-29 | 2011-12-27 | Tenneco Automotive Operating Company, Inc. | Disc spring intake |
US8297418B2 (en) * | 2008-06-05 | 2012-10-30 | Tenneco Automotive Operating Company Inc. | Nested check high speed valve |
CN202023876U (zh) * | 2010-09-28 | 2011-11-02 | 京西重工股份有限公司 | 液压减震器 |
KR101374877B1 (ko) * | 2012-06-13 | 2014-03-18 | 주식회사 만도 | 쇽업소버의 피스톤 어셈블리 |
US9067471B2 (en) * | 2013-03-15 | 2015-06-30 | Tenneco Automotive Operating Company Inc. | Piston assembly with open bleed |
JP6209680B2 (ja) * | 2013-11-26 | 2017-10-04 | ベイジンウェスト・インダストリーズ・カンパニー・リミテッドBeijingwest Industries Co., Ltd. | 制御可能なダンパの作動機構 |
DE102018220654B4 (de) * | 2018-11-30 | 2021-01-14 | Zf Friedrichshafen Ag | Dämpfventilanordnung, insbesondere für einen Schwingungsdämpfer |
-
2020
- 2020-10-19 CN CN202011116638.3A patent/CN112360913B/zh active Active
- 2020-11-25 EP EP20209768.9A patent/EP3828435A1/en active Pending
- 2020-11-25 US US17/105,496 patent/US11686367B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11686367B2 (en) | 2023-06-27 |
CN112360913A (zh) | 2021-02-12 |
US20210164534A1 (en) | 2021-06-03 |
EP3828435A1 (en) | 2021-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Hydraulic dampers and pistons for hydraulic damper components Effective date of registration: 20230517 Granted publication date: 20220419 Pledgee: Jingxi Zhixing Zhangjiakou Automotive Electronics Co.,Ltd. Pledgor: BEIJINGWEST INDUSTRIES Co.,Ltd. Registration number: Y2023990000256 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220419 Pledgee: Jingxi Zhixing Zhangjiakou Automotive Electronics Co.,Ltd. Pledgor: BEIJINGWEST INDUSTRIES Co.,Ltd. Registration number: Y2023990000256 |