CN113074206B - 液压阻尼器 - Google Patents
液压阻尼器 Download PDFInfo
- Publication number
- CN113074206B CN113074206B CN202110388034.2A CN202110388034A CN113074206B CN 113074206 B CN113074206 B CN 113074206B CN 202110388034 A CN202110388034 A CN 202110388034A CN 113074206 B CN113074206 B CN 113074206B
- Authority
- CN
- China
- Prior art keywords
- valve
- sleeve
- blow
- piston assembly
- chamber
- 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
- 230000006835 compression Effects 0.000 claims abstract description 35
- 238000007906 compression Methods 0.000 claims abstract description 35
- 239000012530 fluid Substances 0.000 claims description 13
- 230000000712 assembly Effects 0.000 description 8
- 238000000429 assembly Methods 0.000 description 8
- 125000006850 spacer group Chemical group 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000000725 suspension Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000036316 preload Effects 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005192 partition Methods 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
- F16F9/10—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
- F16F9/185—Bitubular units
-
- 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
-
- 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
- F16F9/10—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
-
- 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
- F16F9/3228—Constructional features of connections between pistons and piston rods
-
- 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
-
- 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
- F16F9/34—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
- F16F9/3488—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 intended to affect valve bias or pre-stress
-
- 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
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/368—Sealings in 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
- F16F9/50—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
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 (13)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110388034.2A CN113074206B (zh) | 2021-04-12 | 2021-04-12 | 液压阻尼器 |
US17/670,456 US11898620B2 (en) | 2021-04-12 | 2022-02-12 | Hydraulic damper with piston assembly having blow-off valves |
EP22167580.4A EP4075012A1 (en) | 2021-04-12 | 2022-04-11 | Hydraulic damper with piston assembly having blow-off valves |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110388034.2A CN113074206B (zh) | 2021-04-12 | 2021-04-12 | 液压阻尼器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113074206A CN113074206A (zh) | 2021-07-06 |
CN113074206B true CN113074206B (zh) | 2022-03-22 |
Family
ID=76617312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110388034.2A Active CN113074206B (zh) | 2021-04-12 | 2021-04-12 | 液压阻尼器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11898620B2 (zh) |
CN (1) | CN113074206B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6318523B1 (en) * | 2000-02-25 | 2001-11-20 | Delphi Technologies, Inc. | Flexible monotube valve with digressive performance and independent low speed orifice |
EP1754909A1 (en) * | 2005-08-18 | 2007-02-21 | Specialized Bicycle Components, Inc. | Position sensitive shock absorber |
EP2128484A1 (en) * | 2008-05-28 | 2009-12-02 | Delphi Technologies, Inc. | A hydraulic damper with an additional chamber assembly and a method of adjusting a damping characteristic of such a damper |
CN104246285A (zh) * | 2012-04-23 | 2014-12-24 | 北京京西重工有限公司 | 具有浮动盘形阀的液压悬挂阻尼器 |
CN108180240A (zh) * | 2017-01-24 | 2018-06-19 | 北京京西重工有限公司 | 具有减振装置的双管液压阻尼器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4321903A1 (de) | 1993-07-01 | 1995-01-12 | Bilstein August Gmbh Co Kg | Kolben für einen hydraulischen Schwingungsdämpfer |
GB2314602B (en) | 1996-06-28 | 2000-09-20 | Delphi Espana Automotive Sys | Suspension strut |
US5823306A (en) | 1996-11-12 | 1998-10-20 | Tenneco Automotive Inc. | Stroke dependent damping |
FR2811730B1 (fr) | 2000-07-13 | 2003-03-14 | Peugeot Citroen Automobiles Sa | Dispositif d'amortissement a structure simplifiee |
US6655512B2 (en) | 2000-12-19 | 2003-12-02 | Delphi Technologies, Inc. | Variable area low speed orifice in a vehicle damper |
US7097016B2 (en) | 2003-09-05 | 2006-08-29 | Tenneco Automotive Operating Company Inc. | Fulcrum blow off valve for use in a shock absorber |
ATE421050T1 (de) | 2004-02-23 | 2009-01-15 | Delphi Tech Inc | Hydraulischer aufhängungsdämpfer |
DE102005040283A1 (de) | 2005-08-24 | 2007-03-08 | Zf Friedrichshafen Ag | Schwingungsdämpfer |
US20070074198A1 (en) | 2005-08-31 | 2007-03-29 | Computer Associates Think, Inc. | Deciding redistribution servers by hop count |
ATE544970T1 (de) | 2009-03-23 | 2012-02-15 | Bwi Co Ltd Sa | Hydraulischer radaufhängungsdämpfer |
FR2959289B1 (fr) | 2010-04-26 | 2012-05-25 | Peugeot Citroen Automobiles Sa | Dispositif d'amortissement, en particulier pour suspension de vehicule automobile |
KR101374877B1 (ko) | 2012-06-13 | 2014-03-18 | 주식회사 만도 | 쇽업소버의 피스톤 어셈블리 |
NL2010038C2 (en) | 2012-12-21 | 2014-06-24 | Koni Bv | Shock absorber. |
KR20180083721A (ko) | 2017-01-13 | 2018-07-23 | 주식회사 만도 | 쇽업소버의 밸브구조 |
US10393211B2 (en) * | 2017-02-08 | 2019-08-27 | Beijingwest Industries Co., Ltd. | Hydraulic damper with a hydraulic stop arrangement |
US10563721B2 (en) * | 2017-04-24 | 2020-02-18 | Beijingwest Industries Co., Ltd | Hydraulic damper having a high frequency valve assembly |
-
2021
- 2021-04-12 CN CN202110388034.2A patent/CN113074206B/zh active Active
-
2022
- 2022-02-12 US US17/670,456 patent/US11898620B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6318523B1 (en) * | 2000-02-25 | 2001-11-20 | Delphi Technologies, Inc. | Flexible monotube valve with digressive performance and independent low speed orifice |
EP1754909A1 (en) * | 2005-08-18 | 2007-02-21 | Specialized Bicycle Components, Inc. | Position sensitive shock absorber |
EP2128484A1 (en) * | 2008-05-28 | 2009-12-02 | Delphi Technologies, Inc. | A hydraulic damper with an additional chamber assembly and a method of adjusting a damping characteristic of such a damper |
CN104246285A (zh) * | 2012-04-23 | 2014-12-24 | 北京京西重工有限公司 | 具有浮动盘形阀的液压悬挂阻尼器 |
CN108180240A (zh) * | 2017-01-24 | 2018-06-19 | 北京京西重工有限公司 | 具有减振装置的双管液压阻尼器 |
Also Published As
Publication number | Publication date |
---|---|
US11898620B2 (en) | 2024-02-13 |
CN113074206A (zh) | 2021-07-06 |
US20220325773A1 (en) | 2022-10-13 |
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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 |
Denomination of invention: Hydraulic damper Effective date of registration: 20230517 Granted publication date: 20220322 Pledgee: Jingxi Zhixing Zhangjiakou Automotive Electronics Co.,Ltd. Pledgor: BEIJINGWEST INDUSTRIES Co.,Ltd. Registration number: Y2023990000256 |
|
PE01 | Entry into force 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: 20220322 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 |