JP2015094365A - 緩衝装置 - Google Patents
緩衝装置 Download PDFInfo
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- JP2015094365A JP2015094365A JP2013231894A JP2013231894A JP2015094365A JP 2015094365 A JP2015094365 A JP 2015094365A JP 2013231894 A JP2013231894 A JP 2013231894A JP 2013231894 A JP2013231894 A JP 2013231894A JP 2015094365 A JP2015094365 A JP 2015094365A
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- 230000035939 shock Effects 0.000 title claims abstract description 83
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 82
- 230000007935 neutral effect Effects 0.000 claims abstract description 21
- 238000006073 displacement reaction Methods 0.000 claims abstract description 9
- 238000013016 damping Methods 0.000 claims description 169
- 230000006835 compression Effects 0.000 claims description 76
- 238000007906 compression Methods 0.000 claims description 76
- 239000007788 liquid Substances 0.000 claims description 59
- 230000008859 change Effects 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 2
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 230000008602 contraction Effects 0.000 description 9
- 230000003139 buffering effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G17/00—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load
- B60G17/06—Characteristics of dampers, e.g. mechanical dampers
- B60G17/08—Characteristics of fluid dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/02—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally
- B60G13/06—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type
- B60G13/08—Resilient suspensions characterised by arrangement, location or type of vibration dampers having dampers dissipating energy, e.g. frictionally of fluid type hydraulic
-
- 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
- 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
- F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
- F16F9/46—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction allowing control from a distance, i.e. location of means for control input being remote from site of valves, e.g. on damper external wall
- F16F9/466—Throttling control, i.e. regulation of flow passage geometry
- F16F9/469—Valves incorporated in the 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
- F16F9/50—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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
- B60G2202/20—Type of damper
- B60G2202/24—Fluid damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
- B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
- B60G2206/40—Constructional features of dampers and/or springs
- B60G2206/41—Dampers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2500/00—Indexing codes relating to the regulated action or device
- B60G2500/10—Damping action or damper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
- B60G2800/16—Running
- B60G2800/162—Reducing road induced vibrations
-
- 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
- F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
- F16F2228/06—Stiffness
- F16F2228/066—Variable stiffness
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Damping Devices (AREA)
Abstract
【解決手段】本発明における課題解決手段は、シリンダ1と、シリンダ1内に摺動自在に挿入されシリンダ1内を伸側室R1と圧側室R2に区画するピストン2と、伸側室R1と圧側室R2とを連通する減衰通路3と、伸側室R1と圧側室R2に連通される圧力室R3と、圧力室R3内に移動自在に挿入されて圧力室R3内を伸側室R1に連通される伸側圧力室7と圧側室R2に連通される圧側圧力室8とに区画するフリーピストン9と、フリーピストン9を圧力室R3に対して中立位置に位置決めするとともにフリーピストン9の中立位置からの変位を抑制する附勢力を発揮するばね要素10と、減衰通路3に設けられて通過する液体の流れに与える抵抗を変更可能な減衰力調整部4とを備えた。
【選択図】図1
Description
2,22,61 ピストン
3,55,65 減衰通路
3a 伸側減衰通路
3b 圧側減衰通路
4,56 減衰力調整部
7 伸側圧力室
8 圧側圧力室
9 フリーピストン
10 ばね要素
51 伸側逆止弁
52 伸側絞り
53 圧側逆止弁
54 圧側絞り
56a,66 弁体
56d 押圧装置
57 伸側サブバルブ
58 圧側サブバルブ
BC 圧側バイパス路
BE 伸側バイパス路
CV 圧側減衰力調整バルブ
D1,D2,D3,D4 緩衝装置
EV 伸側減衰力調整バルブ
R1 伸側室
R2 圧側室
R3 圧力室
Claims (5)
- シリンダと、
当該シリンダ内に摺動自在に挿入され当該シリンダ内を伸側室と圧側室に区画するピストンと、
上記伸側室と上記圧側室とを連通する減衰通路と、
上記伸側室と上記圧側室に連通される圧力室と、
上記圧力室内に移動自在に挿入されて当該圧力室内を上記伸側室に連通される伸側圧力室と上記圧側室に連通される圧側圧力室とに区画するフリーピストンと、
上記フリーピストンを上記圧力室に対して中立位置に位置決めするとともに当該フリーピストンの中立位置からの変位を抑制する附勢力を発揮するばね要素と、
上記減衰通路に設けられて通過する液体の流れに与える抵抗を変更可能な減衰力調整部とを備えた
ことを特徴とする緩衝装置。 - 上記減衰通路は、上記伸側室と上記圧側室とを並列して連通する伸側減衰通路と圧側減衰通路とを備え、
上記減衰力調整部は、上記伸側減衰通路に設けられて上記伸側室から上記圧側室へ向かう液体の流れに与える抵抗を変更可能な伸側減衰力調整バルブと、上記圧側減衰通路に設けられて上記圧側室から上記伸側室へ向かう液体の流れに与える抵抗を変更可能な圧側減衰力調整バルブとを備えた
ことを特徴とする請求項1に記載の緩衝装装置。 - 上記減衰力調整部は、上記減衰通路に設けた弁体と、上記弁体に押圧力を与える押圧装置とを備え、
上記弁体で上記伸側室から上記圧側室へ向かう液体の流れに与える抵抗と上記記圧側室から上記伸側室へ向かう液体の流れに与える抵抗を変更を行う
ことを特徴とする請求項1に記載の緩衝装置。 - 上記減衰通路に並列する伸側バイパス路を設け、
当該伸側バイパス路に上記伸側室から上記圧側室へ向かう液体の流れのみを許容する伸側逆止弁と当該液体の流れに抵抗を与える伸側絞りを設け、
上記減衰通路に並列する圧側バイパス路を設け、
当該圧側バイパス路に上記圧側室から上記伸側室へ向かう液体の流れのみを許容する圧側逆止弁と当該液体の流れに抵抗を与える圧側絞りを設けた
ことを特徴とする請求項1から3のいずれか一項に記載の緩衝装置。 - 上記減衰通路に上記減衰力調整部に直列に、上記伸側室から上記圧側室へ向かう液体の流れのみを許容するとともに当該流れに抵抗を与える伸側サブバルブと、上記伸側サブバルブに並列されて上記圧側室から上記伸側室へ向かう液体の流れのみを許容するとともに当該流れに抵抗を与える圧側サブバルブとを設けた
ことを特徴とする請求項1から4のいずれか一項に記載の緩衝装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013231894A JP6285693B2 (ja) | 2013-11-08 | 2013-11-08 | 緩衝装置 |
CN201480058994.0A CN105683611A (zh) | 2013-11-08 | 2014-11-05 | 缓冲装置 |
KR1020167010592A KR20160060709A (ko) | 2013-11-08 | 2014-11-05 | 완충 장치 |
EP14859911.1A EP3067585A4 (en) | 2013-11-08 | 2014-11-05 | Shock absorber device |
US15/032,420 US20160263960A1 (en) | 2013-11-08 | 2014-11-05 | Shock absorber |
PCT/JP2014/079295 WO2015068711A1 (ja) | 2013-11-08 | 2014-11-05 | 緩衝装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013231894A JP6285693B2 (ja) | 2013-11-08 | 2013-11-08 | 緩衝装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015094365A true JP2015094365A (ja) | 2015-05-18 |
JP6285693B2 JP6285693B2 (ja) | 2018-02-28 |
Family
ID=53041488
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013231894A Active JP6285693B2 (ja) | 2013-11-08 | 2013-11-08 | 緩衝装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160263960A1 (ja) |
EP (1) | EP3067585A4 (ja) |
JP (1) | JP6285693B2 (ja) |
KR (1) | KR20160060709A (ja) |
CN (1) | CN105683611A (ja) |
WO (1) | WO2015068711A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017002988A (ja) * | 2015-06-10 | 2017-01-05 | Kyb株式会社 | 緩衝器 |
JP2017172682A (ja) * | 2016-03-23 | 2017-09-28 | Kyb株式会社 | ショックアブソーバ |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104930106B (zh) * | 2015-06-18 | 2017-03-01 | 奉化市瞬力液压缓冲器有限公司 | 一种连体副油箱结构及使用其的油压缓冲器 |
JP6514608B2 (ja) * | 2015-09-02 | 2019-05-15 | Kyb株式会社 | 緩衝装置 |
US10570935B2 (en) * | 2016-05-02 | 2020-02-25 | Itt Manufacturing Enterprises Llc | Actuator rate control with energy absorbing pressure relief system |
CN108562419B (zh) * | 2017-12-19 | 2020-05-12 | 中国航天空气动力技术研究院 | 一种自由活塞缓冲机构 |
JP7104530B2 (ja) * | 2018-03-13 | 2022-07-21 | Kyb株式会社 | ソレノイド、電磁弁、及び緩衝器 |
CN108331876B (zh) * | 2018-03-29 | 2019-12-31 | 江苏大学 | 一种减振器阻尼调节阀 |
JP7212552B2 (ja) * | 2019-03-04 | 2023-01-25 | Kyb株式会社 | 緩衝器 |
TWI722441B (zh) * | 2019-05-27 | 2021-03-21 | 陳旺松 | 組合式鉸鏈及液壓裝置 |
GB2621053A (en) * | 2021-04-12 | 2024-01-31 | The Dynamic Eng Solution Pty Ltd | Hydraulic damper |
DE102023107020B3 (de) | 2023-03-21 | 2023-12-28 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Dämpfungssystem und Kraftfahrzeug |
CN116658564B (zh) * | 2023-07-26 | 2023-10-10 | 山西新环精密制造股份有限公司 | 一种减震液压油缸 |
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-
2013
- 2013-11-08 JP JP2013231894A patent/JP6285693B2/ja active Active
-
2014
- 2014-11-05 WO PCT/JP2014/079295 patent/WO2015068711A1/ja active Application Filing
- 2014-11-05 US US15/032,420 patent/US20160263960A1/en not_active Abandoned
- 2014-11-05 EP EP14859911.1A patent/EP3067585A4/en not_active Withdrawn
- 2014-11-05 KR KR1020167010592A patent/KR20160060709A/ko not_active Application Discontinuation
- 2014-11-05 CN CN201480058994.0A patent/CN105683611A/zh active Pending
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JP2004136806A (ja) * | 2002-08-20 | 2004-05-13 | Kayaba Ind Co Ltd | ロックシリンダおよびスタビライザ機能調節装置 |
JP2007255434A (ja) * | 2006-03-20 | 2007-10-04 | Kayaba Ind Co Ltd | 緩衝器の制御装置 |
JP2009156418A (ja) * | 2007-12-27 | 2009-07-16 | Showa Corp | 油圧緩衝器の減衰力調整構造 |
JP2012149763A (ja) * | 2010-12-28 | 2012-08-09 | Hitachi Automotive Systems Ltd | 緩衝器 |
JP2012148734A (ja) * | 2011-01-21 | 2012-08-09 | Kyb Co Ltd | サスペンション装置 |
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JP2017172682A (ja) * | 2016-03-23 | 2017-09-28 | Kyb株式会社 | ショックアブソーバ |
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US20160263960A1 (en) | 2016-09-15 |
CN105683611A (zh) | 2016-06-15 |
WO2015068711A1 (ja) | 2015-05-14 |
EP3067585A1 (en) | 2016-09-14 |
KR20160060709A (ko) | 2016-05-30 |
JP6285693B2 (ja) | 2018-02-28 |
EP3067585A4 (en) | 2017-08-16 |
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