JP2011058561A - 減衰バルブ - Google Patents
減衰バルブ Download PDFInfo
- Publication number
- JP2011058561A JP2011058561A JP2009208865A JP2009208865A JP2011058561A JP 2011058561 A JP2011058561 A JP 2011058561A JP 2009208865 A JP2009208865 A JP 2009208865A JP 2009208865 A JP2009208865 A JP 2009208865A JP 2011058561 A JP2011058561 A JP 2011058561A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- chamber
- damping valve
- shock absorber
- piston
- 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
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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
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
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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
- F16F9/182—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 comprising a hollow piston rod
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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
- F16F9/516—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
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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
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/08—Inertia
-
- 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
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/10—Vibration-dampers; Shock-absorbers using inertia effect
- F16F7/1034—Vibration-dampers; Shock-absorbers using inertia effect of movement of a liquid
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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
- F16F9/3207—Constructional features
- F16F9/3221—Constructional features of 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
- F16F9/3207—Constructional features
- F16F9/3235—Constructional features of cylinders
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
【解決手段】緩衝器D内の一方室R1と他方室R2とを連通するとともに流体の流れに抵抗を与える減衰バルブ1において、筒状のハウジング2と、ハウジング2内に挿入されてハウジング2との間に環状隙間4を形成するとともに環状隙間4と内部とを連通させたパイプ3とを備え、環状隙間4の一端が一方室R1に連通されるとともにパイプ3の一端が他方室R2に連通され、流体がパイプ3内と環状隙間4を通過する際に流体の流れに抵抗を与えることを特徴とする。
【選択図】図1
Description
2 ハウジングとしてのピストンロッド
2a ピストンロッドの先端
2b ピストンロッドの螺子溝
2c ピストンロッドの閉塞部
3 パイプ
3a パイプの一端
4 環状隙間
5 シリンダ
6 ロッドガイド
7 キャップ
8 ピストン
8a バイパス流路としてのポート
9 フリーピストン
10 シール部材
11 パイプホルダ
12 ホルダ本体
13 ホルダ本体の基端
14 透孔
15 ホルダ本体の先端
16 嵌合部
16a テーパ部
17 ホルダ本体の段部
18 螺子部
19 鍔
20 間座
21 開閉バルブとしてのリーフバルブ
22 袋ナット
22a 袋ナットの底部
22b 袋ナットの通孔
23 クッション
D 緩衝器
G 気室
L 液室
R1 一方室
R2 他方室
Claims (7)
- 緩衝器内の一方室と他方室とを連通するとともに流体の流れに抵抗を与える減衰バルブにおいて、筒状のハウジングと、ハウジング内に挿入されてハウジングとの間に環状隙間を形成するとともに環状隙間と内部とを連通させたパイプとを備え、環状隙間の一端が一方室に連通されるとともにパイプの一端が他方室に連通され、流体がパイプ内と環状隙間を通過する際に流体の流れに抵抗を与えることを特徴とする減衰バルブ。
- ハウジングの先端に筒状のパイプホルダを設け、パイプの一端がパイプホルダ内に遊嵌されて保持されることを特徴とする請求項1に記載の減衰バルブ。
- ハウジングが緩衝器のシリンダ内に移動自在に挿入されたピストンロッドであることを特徴とする請求項1または2に記載の減衰バルブ。
- パイプホルダは、筒状であって基端がピストンロッドの先端に螺着されるホルダ本体と、ホルダ本体を貫いてピストンロッド内と一方室とを連通する透孔と、ホルダ本体の先端内周に設けたパイプが遊嵌される嵌合部とを備え、パイプホルダの外周であって透孔よりも他方室側にシリンダに内に摺動自在に挿入される環状のピストンが装着されることを特徴とする請求項3に記載の減衰バルブ。
- パイプの一端を拡径し、有底筒状の袋ナットをパイプホルダの先端外周に螺着して、パイプのパイプホルダからの脱落を防止するとともに、パイプホルダの外周に装着されるピストンをパイプホルダに固定し、袋ナットの底部に設けたパイプの一端より小径な通孔を介して他方室とパイプ内とを連通したことを特徴とする請求項4に記載の減衰バルブ。
- パイプにおける線膨張係数は、ハウジングの線膨張係数より大きいことを特徴する請求項1から5のいずれかに記載の減衰バルブ。
- パイプ内および環状隙間を迂回して緩衝器の一方室と他方室とを連通するバイパス流路と、緩衝器の圧縮行程時にバイパス流路を開放する開閉バルブを備えたことを特徴とする請求項1から6のいずれかに記載の減衰バルブ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009208865A JP5368917B2 (ja) | 2009-09-10 | 2009-09-10 | 減衰バルブ |
DE102010040226.5A DE102010040226B4 (de) | 2009-09-10 | 2010-09-03 | Fluiddruckstoßdämpfer |
US12/923,194 US8590676B2 (en) | 2009-09-10 | 2010-09-08 | Fluid pressure shock absorber |
CN201010282483.0A CN102022470B (zh) | 2009-09-10 | 2010-09-10 | 流体压减振器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009208865A JP5368917B2 (ja) | 2009-09-10 | 2009-09-10 | 減衰バルブ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011058561A true JP2011058561A (ja) | 2011-03-24 |
JP5368917B2 JP5368917B2 (ja) | 2013-12-18 |
Family
ID=43646832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009208865A Expired - Fee Related JP5368917B2 (ja) | 2009-09-10 | 2009-09-10 | 減衰バルブ |
Country Status (4)
Country | Link |
---|---|
US (1) | US8590676B2 (ja) |
JP (1) | JP5368917B2 (ja) |
CN (1) | CN102022470B (ja) |
DE (1) | DE102010040226B4 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2977833B1 (fr) * | 2011-07-11 | 2014-02-28 | Bianchi Mauro Sa | Procede de suspension et ensemble amortisseur destine a un vehicule automobile |
US8826993B2 (en) * | 2011-07-22 | 2014-09-09 | Baker Hughes Incorporated | Damping assembly for downhole tool deployment and method thereof |
JP5713462B2 (ja) * | 2012-06-27 | 2015-05-07 | カヤバ工業株式会社 | 減衰バルブ |
GB2513848A (en) * | 2013-05-03 | 2014-11-12 | Lama D D Dekani | Improvements in damper assemblies |
CN108488293A (zh) * | 2018-04-26 | 2018-09-04 | 常州市达文电动车辆配件厂 | 一种减震器阻尼机构及应用其的液压-气压组合阻尼减震器 |
FR3090781B1 (fr) * | 2018-12-20 | 2021-04-16 | Psa Automobiles Sa | Amortisseur hydraulique à désactivation temporaire d’inertie |
CN109944895B (zh) * | 2019-02-13 | 2021-06-25 | 李惠英 | 轻质活塞杆 |
CN109973584B (zh) * | 2019-04-28 | 2021-08-24 | 无锡琼琚机械科技有限公司 | 一种重卡驾驶室减震器的温控设计方法 |
FR3139032A1 (fr) * | 2022-08-25 | 2024-03-01 | Psa Automobiles Sa | Suspension inertielle à conduits externes compacts. |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001248679A (ja) * | 2000-03-06 | 2001-09-14 | Kayaba Ind Co Ltd | 油圧緩衝器 |
JP2001263408A (ja) * | 2000-03-15 | 2001-09-26 | Showa Corp | 油圧緩衝器 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2909248A (en) * | 1957-04-12 | 1959-10-20 | Houdaille Industries Inc | Linear damper |
DE1943922A1 (de) * | 1969-08-29 | 1971-03-11 | Gaebler Gustav Adolf Dr Ing | Schwingungsdaempfer |
DE2232282C3 (de) * | 1972-06-30 | 1981-08-13 | Maremont Corp., Chicago, Ill. | Verfahren zum Einbau eines temperaturgesteuerten Droselelementes in einen hydraulischen Stoßdämpfer |
US3960251A (en) * | 1973-08-20 | 1976-06-01 | Itt Industries, Inc. | Hydraulic telescopic shock absorber providing a damping effect which is dependent upon the position of the piston in the cylinder |
DE3309042A1 (de) * | 1983-03-14 | 1984-09-20 | Volkswagenwerk Ag, 3180 Wolfsburg | Hydropneumatischer einrohr-teleskopstossdaempfer fuer kraftfahrzeuge |
US4616812A (en) * | 1984-11-13 | 1986-10-14 | Tornero Lino E | Hydropneumatic spring cylinder and method of filling the same |
JPS6283522A (ja) * | 1985-10-09 | 1987-04-17 | Atsugi Motor Parts Co Ltd | 減衰力可変型液圧緩衝器 |
NL8800882A (nl) * | 1988-04-06 | 1989-11-01 | Koni Bv | Tweepijpsschokdemper. |
DE3827538A1 (de) * | 1988-08-13 | 1990-02-15 | Bosch Gmbh Robert | Vorrichtung zur daempfung federnder rad-aufhaengungssysteme bei fahrzeugen |
US5139119A (en) * | 1988-08-13 | 1992-08-18 | Robert Bosch Gmbh | Apparatus for damping resilient vehicle wheel suspension systems |
US5152379A (en) * | 1990-04-16 | 1992-10-06 | Monroe Auto Equipment Company | Adjustable shock absorber assembly |
JPH0434237A (ja) * | 1990-05-28 | 1992-02-05 | Kayaba Ind Co Ltd | 油圧緩衝器の減衰力調整装置 |
CN2195001Y (zh) * | 1993-01-29 | 1995-04-19 | 胡浩 | 汽车悬架液压减振器 |
US5775677A (en) * | 1995-02-07 | 1998-07-07 | Englund; Arlo C. | Air or gas sprung and dampened shock absorber |
US6085877A (en) * | 1998-06-26 | 2000-07-11 | General Motors Corporation | Bi-Directional Multiple State Suspension Damper |
US6220409B1 (en) * | 1999-05-06 | 2001-04-24 | Tenneco Automotive Inc. | Stroke dependent bypass |
US6659240B2 (en) * | 1999-08-10 | 2003-12-09 | Lars Dernebo | Arrangement for a piston and cylinder device |
JP2001165224A (ja) * | 1999-09-30 | 2001-06-19 | Kayaba Ind Co Ltd | 油圧緩衝器の減衰力発生構造 |
DE10360140A1 (de) * | 2003-12-20 | 2005-07-21 | Daimlerchrysler Ag | Dämpfungsvorrichtung für ein Kraftfahrzeug |
JP4987283B2 (ja) * | 2005-11-09 | 2012-07-25 | カヤバ工業株式会社 | 緩衝器のバルブ構造および緩衝器 |
CN201125980Y (zh) * | 2007-12-12 | 2008-10-01 | 大庆高新区飞驰减振器制造有限公司 | 可调阻尼液压减振器 |
JP2009208865A (ja) | 2008-03-03 | 2009-09-17 | Kobelco Cranes Co Ltd | カウンタウエイト着脱構造 |
-
2009
- 2009-09-10 JP JP2009208865A patent/JP5368917B2/ja not_active Expired - Fee Related
-
2010
- 2010-09-03 DE DE102010040226.5A patent/DE102010040226B4/de not_active Expired - Fee Related
- 2010-09-08 US US12/923,194 patent/US8590676B2/en not_active Expired - Fee Related
- 2010-09-10 CN CN201010282483.0A patent/CN102022470B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001248679A (ja) * | 2000-03-06 | 2001-09-14 | Kayaba Ind Co Ltd | 油圧緩衝器 |
JP2001263408A (ja) * | 2000-03-15 | 2001-09-26 | Showa Corp | 油圧緩衝器 |
Also Published As
Publication number | Publication date |
---|---|
CN102022470A (zh) | 2011-04-20 |
JP5368917B2 (ja) | 2013-12-18 |
US20110056781A1 (en) | 2011-03-10 |
US8590676B2 (en) | 2013-11-26 |
DE102010040226A1 (de) | 2011-04-14 |
DE102010040226B4 (de) | 2016-02-18 |
CN102022470B (zh) | 2014-01-01 |
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