CN112879478A - 液压阻尼器 - Google Patents
液压阻尼器 Download PDFInfo
- Publication number
- CN112879478A CN112879478A CN202110018285.1A CN202110018285A CN112879478A CN 112879478 A CN112879478 A CN 112879478A CN 202110018285 A CN202110018285 A CN 202110018285A CN 112879478 A CN112879478 A CN 112879478A
- Authority
- CN
- China
- Prior art keywords
- ring
- tube
- ring guide
- hydraulic damper
- piston assembly
- 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.)
- Granted
Links
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- 239000012530 fluid Substances 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Images
Classifications
-
- 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
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
- F16F9/49—Stops limiting fluid passage, e.g. hydraulic stops or elastomeric elements inside the cylinder which contribute to changes in fluid damping
-
- 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
- F16F9/22—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 one or more cylinders each having a single working space closed by a piston or plunger
- F16F9/26—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 one or more cylinders each having a single working space closed by a piston or plunger with two cylinders in line and with the two pistons or plungers connected together
-
- 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
-
- 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
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
-
- 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
- F16F2226/00—Manufacturing; Treatments
- F16F2226/04—Assembly or fixing methods; methods to form or fashion parts
- F16F2226/041—Clipping
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
Description
Claims (8)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110018285.1A CN112879478B (zh) | 2021-01-07 | 2021-01-07 | 液压阻尼器 |
US17/485,459 US11543000B2 (en) | 2021-01-07 | 2021-09-26 | Hydraulic suspension damper with a hydraulic stroke stop arrangement |
KR1020210144696A KR102573771B1 (ko) | 2021-01-07 | 2021-10-27 | 유압식 스트로크 정지 장치가 있는 유압식 서스펜션 댐퍼 |
EP21211733.7A EP4027036A1 (en) | 2021-01-07 | 2021-12-01 | Hydraulic suspension damper with a hydraulic stroke stop arrangement |
JP2021208162A JP7198337B2 (ja) | 2021-01-07 | 2021-12-22 | 油圧ストロークストップ構造を備える油圧サスペンションダンパ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110018285.1A CN112879478B (zh) | 2021-01-07 | 2021-01-07 | 液压阻尼器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112879478A true CN112879478A (zh) | 2021-06-01 |
CN112879478B CN112879478B (zh) | 2022-06-28 |
Family
ID=76047030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110018285.1A Active CN112879478B (zh) | 2021-01-07 | 2021-01-07 | 液压阻尼器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11543000B2 (zh) |
CN (1) | CN112879478B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114517819A (zh) * | 2022-02-08 | 2022-05-20 | 北京京西重工有限公司 | 单管阻尼器组件和用于其的液压回弹止动组件 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115516227A (zh) * | 2020-06-02 | 2022-12-23 | 株式会社松美可管理控股公司 | 直动阻尼器以及转向装置 |
DE102021203895A1 (de) * | 2021-04-20 | 2022-10-20 | Zf Friedrichshafen Ag | Schwingungsdämpfer mit einem hydraulischen Druckanschlag |
US12025205B2 (en) * | 2021-04-22 | 2024-07-02 | DRiV Automotive Inc. | Hydraulic rebound stop pressure relief system |
US11892056B2 (en) * | 2021-10-08 | 2024-02-06 | DRiV Automotive Inc. | Hydraulic damper having a pressure tube and a ring |
DE102023100833A1 (de) | 2023-01-16 | 2024-07-18 | Thyssenkrupp Ag | Schwingungsdämpfer für ein Kraftfahrzeug |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB661348A (en) * | 1947-01-08 | 1951-11-21 | Houdaille Hershey Corp | Improvements in or relating to a direct acting hydraulic shock absorber |
CN105370789A (zh) * | 2015-12-02 | 2016-03-02 | 北京京西重工有限公司 | 具有液压机械冲程止挡装置的液压悬挂阻尼器 |
EP3153738A1 (en) * | 2015-10-05 | 2017-04-12 | BeijingWest Industries Co., Ltd. | A shock absorber with hydraulic rebound system |
CN108050195A (zh) * | 2017-02-08 | 2018-05-18 | 北京京西重工有限公司 | 具有液压止动装置的液压阻尼器 |
US20180195574A1 (en) * | 2015-06-30 | 2018-07-12 | Hitachi Automotive Systems, Ltd. | Cylinder device |
WO2018155339A1 (ja) * | 2017-02-22 | 2018-08-30 | Kyb株式会社 | 緩衝器 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011089140B3 (de) * | 2011-12-20 | 2013-03-28 | Zf Friedrichshafen Ag | Schwingungsdämpfer mit einem hydraulischen Endanschlag |
BR112015007907B1 (pt) * | 2013-04-10 | 2023-04-25 | Magneti Marelli Cofap Fabricadora De Peças Ltda | Amortecedor hidráulico para suspensão e respectivo batente hidráulico aperfeiçoado |
JP2015068428A (ja) * | 2013-09-30 | 2015-04-13 | 日立オートモティブシステムズ株式会社 | シリンダ装置及びその製造方法 |
JP6179424B2 (ja) * | 2014-02-28 | 2017-08-16 | 日立オートモティブシステムズ株式会社 | シリンダ装置 |
CN103953676B (zh) * | 2014-05-14 | 2015-10-21 | 北京京西重工有限公司 | 具有液压止挡结构的液压阻尼器及其制造方法 |
DE102016224353A1 (de) | 2016-12-07 | 2018-06-07 | Zf Friedrichshafen Ag | Hydraulischer Endanschlag für einen Schwingungsdämpfer |
US10830303B2 (en) * | 2017-11-22 | 2020-11-10 | Beijingwest Industries Co., Ltd. | Shock absorber assembly including hydraulic stop mechanism with stabilizer pins |
DE102018201297B4 (de) * | 2018-01-29 | 2022-07-07 | Bayerische Motoren Werke Aktiengesellschaft | Schwingungsdämpfer für ein Fahrzeug |
IT201800003215A1 (it) * | 2018-03-02 | 2019-09-02 | Sistemi Sospensioni Spa | Ammortizzatore idraulico, particolarmente per sospensione di veicolo, con doppia valvola di compressione. |
US10989268B2 (en) * | 2019-07-12 | 2021-04-27 | Tenneco Automotive Operating Company Inc. | Damper with hydraulic end stop |
US11187298B2 (en) * | 2019-11-01 | 2021-11-30 | DRiV Automotive Inc. | Extension assembly for damper |
-
2021
- 2021-01-07 CN CN202110018285.1A patent/CN112879478B/zh active Active
- 2021-09-26 US US17/485,459 patent/US11543000B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB661348A (en) * | 1947-01-08 | 1951-11-21 | Houdaille Hershey Corp | Improvements in or relating to a direct acting hydraulic shock absorber |
US20180195574A1 (en) * | 2015-06-30 | 2018-07-12 | Hitachi Automotive Systems, Ltd. | Cylinder device |
EP3153738A1 (en) * | 2015-10-05 | 2017-04-12 | BeijingWest Industries Co., Ltd. | A shock absorber with hydraulic rebound system |
CN105370789A (zh) * | 2015-12-02 | 2016-03-02 | 北京京西重工有限公司 | 具有液压机械冲程止挡装置的液压悬挂阻尼器 |
CN108050195A (zh) * | 2017-02-08 | 2018-05-18 | 北京京西重工有限公司 | 具有液压止动装置的液压阻尼器 |
WO2018155339A1 (ja) * | 2017-02-22 | 2018-08-30 | Kyb株式会社 | 緩衝器 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114517819A (zh) * | 2022-02-08 | 2022-05-20 | 北京京西重工有限公司 | 单管阻尼器组件和用于其的液压回弹止动组件 |
US20230250858A1 (en) * | 2022-02-08 | 2023-08-10 | Beijingwest Industries Co., Ltd. | Hydraulic rebound stop for monotube damper |
US12078223B2 (en) * | 2022-02-08 | 2024-09-03 | Beijingwest Industries Co., Ltd. | Hydraulic rebound stop for monotube damper |
Also Published As
Publication number | Publication date |
---|---|
CN112879478B (zh) | 2022-06-28 |
US11543000B2 (en) | 2023-01-03 |
US20220213946A1 (en) | 2022-07-07 |
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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 damper Effective date of registration: 20230517 Granted publication date: 20220628 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: 20220628 Pledgee: Jingxi Zhixing Zhangjiakou Automotive Electronics Co.,Ltd. Pledgor: BEIJINGWEST INDUSTRIES Co.,Ltd. Registration number: Y2023990000256 |