JP2008525728A - 回転速度を制限する流体静力学的駆動装置 - Google Patents
回転速度を制限する流体静力学的駆動装置 Download PDFInfo
- Publication number
- JP2008525728A JP2008525728A JP2007547278A JP2007547278A JP2008525728A JP 2008525728 A JP2008525728 A JP 2008525728A JP 2007547278 A JP2007547278 A JP 2007547278A JP 2007547278 A JP2007547278 A JP 2007547278A JP 2008525728 A JP2008525728 A JP 2008525728A
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- Prior art keywords
- pressure
- line
- working
- valve
- supply
- 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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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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4008—Control of circuit pressure
- F16H61/4017—Control of high pressure, e.g. avoiding excess pressure by a relief valve
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
- F16H61/4139—Replenishing or scavenging pumps, e.g. auxiliary charge pumps
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/4157—Control of braking, e.g. preventing pump over-speeding when motor acts as a pump
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
- F16H61/46—Automatic regulation in accordance with output requirements
- F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H2059/6838—Sensing gearing status of hydrostatic transmissions
- F16H2059/6846—Sensing gearing status of hydrostatic transmissions the flow in hydrostatic transmissions circuits, e.g. high, low or differential pressures
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/68—Inputs being a function of gearing status
- F16H2059/6838—Sensing gearing status of hydrostatic transmissions
- F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
-
- 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
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/36—Inputs being a function of speed
- F16H59/38—Inputs being a function of speed of gearing elements
- F16H59/42—Input shaft speed
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Fluid Gearings (AREA)
- Adornments (AREA)
Abstract
【解決手段】本発明は、駆動機(2)により駆動され、かつ、少なくとも第1作用管路(4)に吐出する液圧ポンプ(3)と、駆動機(2)の回転速度によって決まる供給量が流れる圧力管路(18)とを有する流体静力学的駆動装置に関する。圧力管路(18)内の差圧制限値が超える場合に、圧力媒体は、第1作用管路(4)から除去されることを特徴とする。
【選択図】図1
Description
2 駆動機
3 液圧ポンプ
4 第1作用管路
5 第2作用管路
18 圧力管路
19 供給ポンプ
22 液圧モータ
31,31’ 高圧制限弁
38 差圧弁
Claims (9)
- 駆動機(2)により駆動され、かつ、少なくとも第1作用管路(4)に吐出する液圧ポンプ(3)と、前記駆動機(2)の回転速度によって決まる供給量が流れる圧力管路(18)とを有する流体静力学的駆動装置であって、
前記圧力管路(18)内の差圧制限値を超える場合に、圧力媒体が前記第1作用管路(4)から除去されることを特徴とする流体静力学的駆動装置。 - 前記第1作用管路(4)から圧力媒体を除去するために、前記第1作用管路(4)を過剰な作用圧力から保護する高圧制限弁(31)が開位置になる請求項1に記載の流体静力学的駆動装置。
- 回転速度によって決まる供給量をもたらすために、前記圧力管路(18)が、駆動機(2)により駆動される供給ポンプ(19)に接続される請求項1から2のいずれか1つに記載の流体静力学的駆動装置。
- 前記高圧制限弁(31)を開くために、前記高圧制限弁(31)が差圧弁(38)によって前記圧力管路(18)に接続される請求項1から3のいずれか1つに記載の流体静力学的駆動装置。
- 前記液圧ポンプ(3)が前記第1作用管路(4)及び第2作用管路(5)を介して液圧モータ(22)に接続される請求項1から4のいずれか1つに記載の流体静力学的駆動装置。
- 前記高圧制限弁(31)及び対応する前記第2作用管路(5)の高圧弁(31’)は、それぞれ前記第1作用管路(4)及び前記第2作用管路(5)を過剰圧力から保護する請求項5に記載の流体静力学的駆動装置。
- 前記圧力管路(18)内の差圧制限値を超える場合に、前記高圧制限弁(31)及び前記対応する高圧制限弁(31’)が開位置になる請求項6に記載の流体静力学的駆動装置。
- 前記第1作用管路(4)から圧力媒体を除去するために、流量調整器を備える請求項1に記載の流体静力学的駆動装置。
- 前記第1作用管路(4)から圧力媒体を除去するために、絞り弁を備える請求項1に記載の流体静力学的駆動装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004062388A DE102004062388B4 (de) | 2004-12-23 | 2004-12-23 | Hydrostatischer Antrieb mit Drehzahlbegrenzung |
PCT/EP2005/013436 WO2006069631A1 (de) | 2004-12-23 | 2005-12-14 | Hydrostatischer antrieb mit drehzahlbegrenzung |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008525728A true JP2008525728A (ja) | 2008-07-17 |
JP4677455B2 JP4677455B2 (ja) | 2011-04-27 |
Family
ID=36072236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007547278A Expired - Fee Related JP4677455B2 (ja) | 2004-12-23 | 2005-12-14 | 回転速度を制限する流体静力学的駆動装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7900446B2 (ja) |
EP (1) | EP1828642B1 (ja) |
JP (1) | JP4677455B2 (ja) |
CN (1) | CN101094999B (ja) |
AT (1) | ATE488721T1 (ja) |
DE (2) | DE102004062388B4 (ja) |
WO (1) | WO2006069631A1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007051185A1 (de) | 2007-10-25 | 2009-04-30 | Robert Bosch Gmbh | Hydrostatischer Antrieb |
US8261544B2 (en) * | 2008-08-28 | 2012-09-11 | Caterpillar Inc. | Control system and method for braking a hydrostatic drive machine |
DE102009034185A1 (de) | 2009-07-22 | 2011-02-03 | Uwe Hammer | Vorrichtung zur Steuerung der Fahrgeschwindigkeit einer mobilen Arbeitsmaschine mit hydrostatischem Fahrantrieb im offenen Kreis |
DE102009035571A1 (de) | 2009-07-31 | 2011-02-03 | Hydac System Gmbh | Hydrostatischer Antrieb |
JP5649177B2 (ja) * | 2011-03-24 | 2015-01-07 | カヤバ工業株式会社 | ミキサドラム駆動装置 |
JP5952599B2 (ja) * | 2011-03-24 | 2016-07-13 | Kyb株式会社 | ミキサドラム駆動装置 |
US8844279B2 (en) * | 2011-05-31 | 2014-09-30 | Caterpillar Inc. | Hydraulic fan circuit |
US8826654B2 (en) * | 2011-05-31 | 2014-09-09 | Caterpillar Inc. | Hydraulic fluid system |
DE102012004302A1 (de) | 2012-03-01 | 2013-09-05 | Robert Bosch Gmbh | Elektrohydraulisches System |
JP5825719B2 (ja) * | 2012-03-22 | 2015-12-02 | Kyb株式会社 | ミキサドラム駆動装置 |
US20150101322A1 (en) | 2013-10-14 | 2015-04-16 | Brian Riskas | System architecture for mobile hydraulic equipment |
DE102014109205B4 (de) | 2013-12-18 | 2023-09-21 | Linde Hydraulics Gmbh & Co. Kg | Hydrostatische Pumpe eines bedarfsstromgeregelten hydrostatischen Antriebssystems |
DE102014221594B4 (de) | 2014-10-23 | 2020-03-19 | Danfoss Power Solutions Gmbh & Co. Ohg | Hydrostatisches Bremskonzept |
DE102015209074B3 (de) | 2015-05-18 | 2016-08-25 | Danfoss Power Solutions Gmbh & Co. Ohg | Vorrichtung und verfahren zum steuern einer hydraulikmaschine |
US11104035B1 (en) | 2017-08-08 | 2021-08-31 | Oshkosh Corporation | Mixer drum drive with variable displacement motor |
DE102020106726A1 (de) | 2020-03-12 | 2021-09-16 | Liebherr-Werk Nenzing Gmbh | Hydraulisches Antriebssystem mit wenigstens einem hydraulischen Drehantrieb |
DE102022213955A1 (de) | 2022-12-20 | 2024-06-20 | Robert Bosch Gesellschaft mit beschränkter Haftung | Ventilanordnung und hydraulischer Kreislauf damit |
Citations (7)
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JPS62127563A (ja) * | 1985-11-27 | 1987-06-09 | Honda Motor Co Ltd | 車両用伝動装置 |
JPH023548A (ja) * | 1988-01-08 | 1990-01-09 | Linde Ag | 自動車の制動制御装置 |
JPH03219167A (ja) * | 1990-01-24 | 1991-09-26 | Hitachi Constr Mach Co Ltd | 建設機械の油圧閉回路 |
JPH05248537A (ja) * | 1992-03-06 | 1993-09-24 | Hitachi Constr Mach Co Ltd | 油圧駆動車両の油圧駆動装置 |
JPH06265013A (ja) * | 1993-03-08 | 1994-09-20 | Hitachi Constr Mach Co Ltd | Hst油圧走行駆動装置 |
JP2000071791A (ja) * | 1998-08-26 | 2000-03-07 | Shin Caterpillar Mitsubishi Ltd | 車両の走行停止制御方法およびその装置 |
JP2002054734A (ja) * | 2000-05-31 | 2002-02-20 | Honda Motor Co Ltd | 静油圧式無段変速機 |
Family Cites Families (10)
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US3996743A (en) * | 1975-02-20 | 1976-12-14 | Caterpillar Tractor Co. | Underspeed actuator with part throttle control |
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JPS5876853U (ja) * | 1981-11-19 | 1983-05-24 | 株式会社小松製作所 | 油圧駆動装置 |
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JP2002013636A (ja) * | 2000-06-30 | 2002-01-18 | Kayaba Ind Co Ltd | 流体圧伝動装置 |
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DE10250903B4 (de) * | 2002-10-31 | 2016-10-20 | Linde Material Handling Gmbh | Hydrostatisches Antriebssystem |
-
2004
- 2004-12-23 DE DE102004062388A patent/DE102004062388B4/de not_active Expired - Fee Related
-
2005
- 2005-12-14 US US11/793,856 patent/US7900446B2/en not_active Expired - Fee Related
- 2005-12-14 CN CN2005800397246A patent/CN101094999B/zh not_active Expired - Fee Related
- 2005-12-14 EP EP05818910A patent/EP1828642B1/de not_active Not-in-force
- 2005-12-14 DE DE502005010566T patent/DE502005010566D1/de active Active
- 2005-12-14 JP JP2007547278A patent/JP4677455B2/ja not_active Expired - Fee Related
- 2005-12-14 WO PCT/EP2005/013436 patent/WO2006069631A1/de active Application Filing
- 2005-12-14 AT AT05818910T patent/ATE488721T1/de not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS62127563A (ja) * | 1985-11-27 | 1987-06-09 | Honda Motor Co Ltd | 車両用伝動装置 |
JPH023548A (ja) * | 1988-01-08 | 1990-01-09 | Linde Ag | 自動車の制動制御装置 |
JPH03219167A (ja) * | 1990-01-24 | 1991-09-26 | Hitachi Constr Mach Co Ltd | 建設機械の油圧閉回路 |
JPH05248537A (ja) * | 1992-03-06 | 1993-09-24 | Hitachi Constr Mach Co Ltd | 油圧駆動車両の油圧駆動装置 |
JPH06265013A (ja) * | 1993-03-08 | 1994-09-20 | Hitachi Constr Mach Co Ltd | Hst油圧走行駆動装置 |
JP2000071791A (ja) * | 1998-08-26 | 2000-03-07 | Shin Caterpillar Mitsubishi Ltd | 車両の走行停止制御方法およびその装置 |
JP2002054734A (ja) * | 2000-05-31 | 2002-02-20 | Honda Motor Co Ltd | 静油圧式無段変速機 |
Also Published As
Publication number | Publication date |
---|---|
ATE488721T1 (de) | 2010-12-15 |
US20080134674A1 (en) | 2008-06-12 |
CN101094999A (zh) | 2007-12-26 |
JP4677455B2 (ja) | 2011-04-27 |
DE102004062388A1 (de) | 2006-07-06 |
EP1828642B1 (de) | 2010-11-17 |
EP1828642A1 (de) | 2007-09-05 |
CN101094999B (zh) | 2011-11-09 |
DE102004062388B4 (de) | 2006-10-19 |
US7900446B2 (en) | 2011-03-08 |
WO2006069631A1 (de) | 2006-07-06 |
DE502005010566D1 (de) | 2010-12-30 |
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