JP5831833B2 - ロータリダンパ - Google Patents
ロータリダンパ Download PDFInfo
- Publication number
- JP5831833B2 JP5831833B2 JP2012047679A JP2012047679A JP5831833B2 JP 5831833 B2 JP5831833 B2 JP 5831833B2 JP 2012047679 A JP2012047679 A JP 2012047679A JP 2012047679 A JP2012047679 A JP 2012047679A JP 5831833 B2 JP5831833 B2 JP 5831833B2
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- shaft
- valve
- liquid
- partition
- 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
- 239000007788 liquid Substances 0.000 claims description 127
- 238000013016 damping Methods 0.000 claims description 105
- 238000005192 partition Methods 0.000 claims description 82
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 description 14
- 230000037431 insertion Effects 0.000 description 14
- 230000008859 change Effects 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 239000000428 dust Substances 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000000725 suspension Substances 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
- F16F9/32—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
- F16F9/52—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 in case of change of temperature
-
- 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
- F16F9/12—Devices with one or more rotary vanes turning in the fluid any throttling effect being immaterial, i.e. damping by viscous shear effect only
-
- 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
- F16F9/145—Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect involving only rotary movement of the effective parts
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Description
1a 中空部
2,3 サイドパネル
3d 液体注入口
4 ケース
5 ベーン
33 第一隔壁
33a 一方側ポート
34 第二隔壁
34a 他方側ポート
35 一方側減衰バルブ
36 他方側減衰バルブ
37 ロッド
38 仕切部材
39 ホルダ部材
39a 環状部
39b 嵌合部
40 外周螺子ナット
A 一方側バルブ室
B 他方側バルブ室
D ロータリダンパ
G 加圧手段としての気室
L 液室
L2 第二液室
Ls 副液室
R 作動室
R1 一方室
R2 他方室
V 減衰バルブ
Claims (6)
- シャフトと、上記シャフトを周方向への回転を許容しつつ軸支する一対のサイドパネルと、これらのサイドパネル間に設けられて内部に作動室を形成するケースと、上記シャフトに設けられて先端が上記ケースの内周に摺接して上記作動室を一方室と他方室とに区画するベーンとを備えたロータリダンパにおいて、液室と、液室を加圧する加圧手段と、上記シャフトに設けた中空部と、当該中空部内に収容される第一隔壁および第二隔壁と、上記中空部内であって上記第一隔壁と上記第二隔壁の間に設けられて上記液室に連通される第二液室と、上記中空部内であって上記第一隔壁によって画成される上記一方室に連通される一方側バルブ室と、上記中空部内であって上記第二隔壁によって画成される上記他方室に連通される他方側バルブ室と、上記第一隔壁に設けた上記一方側バルブ室と上記第二液室とを連通する一方側ポートと、上記第二隔壁に設けた上記他方側バルブ室と上記第二液室とを連通する他方側ポートと、上記一方側ポートを開閉する一方側減衰バルブと、上記他方側ポートを開閉する他方側減衰バルブとを備えたことを特徴とするロータリダンパ。
- 上記シャフト内に上記液室と上記加圧手段を設けたことを特徴とする請求項1に記載のロータリダンパ。
- 上記一方側減衰バルブおよび上記他方側減衰バルブは環状のリーフバルブであって、上記第一隔壁および第二隔壁を貫くロッドの外周に装着されて当該第一隔壁および第二隔壁に固定されることを特徴とする請求項1または2に記載のロータリダンパ。
- 上記ロッドの基端に設けられ上記中空部内に嵌合されて上記液室と上記一方側バルブ室とを仕切る仕切部材と、上記ロッドを保持するとともに上記中空部に固定されて上記他方側バルブ室を閉塞するホルダ部材とを備え、当該ホルダ部材は、環状であって上記ロッドの外周に装着される環状部と当該環状部の外周に設けた上記中空部内に嵌合される嵌合部とを備え、上記中空部の内周に段部を設け、上記ホルダ部材を上記段部と上記中空部の内周に螺着される外周螺子ナットで挟持して上記ホルダ部材を上記シャフト内に固定したことを特徴とする請求項3に記載のロータリダンパ。
- 上記中空部は上記シャフトの少なくとも一端へ開口し、一方のサイドパネルで上記シャフトの一端側を覆って上記ホルダ部材と上記サイドパネルとの間に上記液室に通じる副液室を形成したことを特徴とする請求項4に記載のロータリダンパ。
- 上記ロッドを筒状とし、上記の一方のサイドパネルに副液室に連通される液体注入口を設け、当該液体注入口から上記液室、上記第二液室、上記一方室および上記他方室へ液体の注入を可能としたことを特徴とする請求項5に記載のロータリダンパ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012047679A JP5831833B2 (ja) | 2012-03-05 | 2012-03-05 | ロータリダンパ |
PCT/JP2013/055641 WO2013133155A1 (ja) | 2012-03-05 | 2013-03-01 | ロータリダンパ |
CN201380012821.0A CN104160173B (zh) | 2012-03-05 | 2013-03-01 | 旋转减震器 |
EP13758134.4A EP2824358A4 (en) | 2012-03-05 | 2013-03-01 | ROTARY DAMPER |
US14/382,790 US9702425B2 (en) | 2012-03-05 | 2013-03-01 | Rotary damper |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012047679A JP5831833B2 (ja) | 2012-03-05 | 2012-03-05 | ロータリダンパ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013181641A JP2013181641A (ja) | 2013-09-12 |
JP5831833B2 true JP5831833B2 (ja) | 2015-12-09 |
Family
ID=49116635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012047679A Active JP5831833B2 (ja) | 2012-03-05 | 2012-03-05 | ロータリダンパ |
Country Status (4)
Country | Link |
---|---|
US (1) | US9702425B2 (ja) |
EP (1) | EP2824358A4 (ja) |
JP (1) | JP5831833B2 (ja) |
WO (1) | WO2013133155A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017198270A (ja) * | 2016-04-27 | 2017-11-02 | 日本電産サンキョー株式会社 | 流体ダンパ装置、ダンパ付き機器および洋式トイレユニット |
JP2017198271A (ja) * | 2016-04-27 | 2017-11-02 | 日本電産サンキョー株式会社 | 流体ダンパ装置、ダンパ付き機器および洋式トイレユニット |
JP6283404B1 (ja) * | 2016-11-24 | 2018-02-21 | 株式会社ソミック石川 | ロータリダンパ |
DE102021119021A1 (de) * | 2021-07-22 | 2023-01-26 | Werner Hartmann GmbH & Co. KG | Hydraulischer Rotationsdämpfer für eine Armatur |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3038561A (en) * | 1959-11-12 | 1962-06-12 | Houdille Ind Inc | Rotary flutter damper |
JP2766263B2 (ja) | 1987-07-06 | 1998-06-18 | 株式会社ショーワ | 車両のロータリダンパー |
JPH049461Y2 (ja) | 1987-07-21 | 1992-03-10 | ||
JPH02102035U (ja) | 1989-01-31 | 1990-08-14 | ||
JPH02102036U (ja) | 1989-01-31 | 1990-08-14 | ||
JPH109329A (ja) * | 1996-06-20 | 1998-01-13 | Tokico Ltd | 電気粘性流体を用いたロータリダンパ |
JPH1030671A (ja) * | 1996-07-16 | 1998-02-03 | Tokico Ltd | 電気粘性流体を用いたロータリダンパ |
JP3778668B2 (ja) | 1997-09-08 | 2006-05-24 | カヤバ工業株式会社 | ロータリダンパ |
JPH11101293A (ja) | 1997-09-26 | 1999-04-13 | Tokico Ltd | 電気粘性流体を用いたダンパ |
JPH11344066A (ja) | 1998-06-03 | 1999-12-14 | Unisia Jecs Corp | ロータリダンパ |
DE102004026043B3 (de) * | 2004-05-27 | 2005-12-15 | Zf Friedrichshafen Ag | Drehschwingungsdämpfer |
DE102008042664B4 (de) * | 2008-10-08 | 2015-03-19 | Zf Friedrichshafen Ag | Drehschwingungsdämpfer |
-
2012
- 2012-03-05 JP JP2012047679A patent/JP5831833B2/ja active Active
-
2013
- 2013-03-01 WO PCT/JP2013/055641 patent/WO2013133155A1/ja active Application Filing
- 2013-03-01 EP EP13758134.4A patent/EP2824358A4/en not_active Withdrawn
- 2013-03-01 US US14/382,790 patent/US9702425B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2013133155A1 (ja) | 2013-09-12 |
JP2013181641A (ja) | 2013-09-12 |
CN104160173A (zh) | 2014-11-19 |
EP2824358A1 (en) | 2015-01-14 |
US20150014105A1 (en) | 2015-01-15 |
US9702425B2 (en) | 2017-07-11 |
EP2824358A4 (en) | 2015-12-02 |
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