JP2020125780A - 電磁緩衝器 - Google Patents
電磁緩衝器 Download PDFInfo
- Publication number
- JP2020125780A JP2020125780A JP2019017306A JP2019017306A JP2020125780A JP 2020125780 A JP2020125780 A JP 2020125780A JP 2019017306 A JP2019017306 A JP 2019017306A JP 2019017306 A JP2019017306 A JP 2019017306A JP 2020125780 A JP2020125780 A JP 2020125780A
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- JP
- Japan
- Prior art keywords
- shock absorber
- side chamber
- cylinder
- electromagnetic shock
- piston rod
- 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.)
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 96
- 230000035939 shock Effects 0.000 title claims abstract description 96
- 238000005192 partition Methods 0.000 claims abstract 2
- 238000013016 damping Methods 0.000 claims description 120
- 230000006835 compression Effects 0.000 claims description 41
- 238000007906 compression Methods 0.000 claims description 41
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 abstract 2
- 230000001595 contractor effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 30
- 230000008602 contraction Effects 0.000 description 10
- 230000004323 axial length Effects 0.000 description 8
- 230000009467 reduction Effects 0.000 description 8
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 230000006837 decompression Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
-
- 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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/03—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using magnetic or electromagnetic means
-
- 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
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Linear Motors (AREA)
- Vehicle Body Suspensions (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
Claims (6)
- 非磁性体のシリンダと、
前記シリンダの内周に移動自在に挿入されるピストンロッドと、
前記シリンダ内に摺動自在に挿入されるとともに前記ピストンロッドに設けられて前記シリンダ内を伸側室と圧側室とに区画するピストンと、
前記ピストンロッドに装着される筒状の可動子と前記シリンダの外周に設けられて前記可動子に対向する筒状の固定子とを有するリニアモータと、
前記伸側室と前記圧側室とに充填される作動気体と、
前記伸側室と前記圧側室とを連通する減衰通路と、
前記減衰通路を通過する作動気体の流れに抵抗を与える減衰バルブとを備えた
ことを特徴とする電磁緩衝器。 - 前記減衰通路を通過する流量をQとし、1より大きな任意の値をαとすると、前記減衰バルブが通過する流量に対して発生する圧力損失は、Qαに比例するように設定されている
ことを特徴とする請求項1に記載の電磁緩衝器。 - 前記固定子は、
前記シリンダの外周に軸方向に沿って積層されて装着される複数の環状の永久磁石を有する界磁と、
前記界磁の外周に嵌合される筒状のバックヨークとを有する
ことを特徴とする請求項1または2に記載の電磁緩衝器。 - 前記減衰通路は、前記ピストンロッド内を通して前記伸側室と前記圧側室とを連通し、
前記減衰バルブは、前記ピストンロッド内であって前記可動子の内周側に設けられている
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電磁緩衝器。 - 前記ピストンは、前記可動子と隙間を空けて前記ピストンロッドに設けられるとともに前記ピストンを軸方向に貫通する伸側孔と圧側孔とを有し、
前記減衰バルブは、前記ピストンの圧側室側に積層されて前記伸側孔を開閉する伸側リーフバルブと、前記ピストンの伸側室側に積層されて前記圧側孔を開閉する圧側リーフバルブとを有し、
前記減衰通路は、前記ピストンロッドに設けられて前記伸側室或いは前記圧側室と前記隙間とを連通する孔、前記伸側孔および前記圧側孔とで形成される
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電磁緩衝器。 - 前記シリンダの内周に摺接するとともに前記ピストンロッドに設けられるスライダを備え、
前記可動子を前記ピストンと前記スライダとの間に配置した
ことを特徴とする請求項1から5のいずれか一項に記載の電磁緩衝器。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019017306A JP7121672B2 (ja) | 2019-02-01 | 2019-02-01 | 電磁緩衝器 |
PCT/JP2020/003036 WO2020158754A1 (ja) | 2019-02-01 | 2020-01-28 | 電磁緩衝器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019017306A JP7121672B2 (ja) | 2019-02-01 | 2019-02-01 | 電磁緩衝器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020125780A true JP2020125780A (ja) | 2020-08-20 |
JP7121672B2 JP7121672B2 (ja) | 2022-08-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019017306A Active JP7121672B2 (ja) | 2019-02-01 | 2019-02-01 | 電磁緩衝器 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7121672B2 (ja) |
WO (1) | WO2020158754A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113081571B (zh) * | 2021-04-23 | 2023-03-14 | 王涛 | 一种带有耦合式立柱电机的可侧翻护理床 |
CN113266660A (zh) * | 2021-06-10 | 2021-08-17 | 浙江戈尔德智能悬架股份有限公司 | 一种新型内置cdc减振器 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6320206A (ja) * | 1986-07-14 | 1988-01-27 | ザ・フアイヤ−スト−ン・タイヤ・アンド・ラバ−・カンパニ− | 空気ばね懸架装置及び空気ばね |
JPS63287629A (ja) * | 1987-05-21 | 1988-11-24 | Daihatsu Motor Co Ltd | パワ−ユニットの大挙動抑制装置 |
JPH06235436A (ja) * | 1993-02-08 | 1994-08-23 | Kayaba Ind Co Ltd | 減衰バルブ |
JP2002257189A (ja) * | 2001-02-28 | 2002-09-11 | Tokico Ltd | 電磁サスペンション装置 |
JP2008286362A (ja) * | 2007-05-21 | 2008-11-27 | Aisin Seiki Co Ltd | サスペンション装置 |
-
2019
- 2019-02-01 JP JP2019017306A patent/JP7121672B2/ja active Active
-
2020
- 2020-01-28 WO PCT/JP2020/003036 patent/WO2020158754A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6320206A (ja) * | 1986-07-14 | 1988-01-27 | ザ・フアイヤ−スト−ン・タイヤ・アンド・ラバ−・カンパニ− | 空気ばね懸架装置及び空気ばね |
JPS63287629A (ja) * | 1987-05-21 | 1988-11-24 | Daihatsu Motor Co Ltd | パワ−ユニットの大挙動抑制装置 |
JPH06235436A (ja) * | 1993-02-08 | 1994-08-23 | Kayaba Ind Co Ltd | 減衰バルブ |
JP2002257189A (ja) * | 2001-02-28 | 2002-09-11 | Tokico Ltd | 電磁サスペンション装置 |
JP2008286362A (ja) * | 2007-05-21 | 2008-11-27 | Aisin Seiki Co Ltd | サスペンション装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2020158754A1 (ja) | 2020-08-06 |
JP7121672B2 (ja) | 2022-08-18 |
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