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    • 2. 发明申请
    • A MAGNETORHEOLOGICAL FLUID-BASED MOUNT APPARATUS INCLUDING RATE DIP TRACK PASSAGE
    • 基于磁流变流体的装置包括速度DIP跟踪通道
    • WO2013007204A1
    • 2013-01-17
    • PCT/CN2012/078558
    • 2012-07-12
    • BEIJINGWEST INDUSTRIES CO., LTD.SCHUMANN, Eric LouisBARTA, David JohnFOURMAN, Brent WadeSETTY, Stephen Lewis
    • SCHUMANN, Eric LouisBARTA, David JohnFOURMAN, Brent WadeSETTY, Stephen Lewis
    • F16F9/34F16F9/46F16F9/512F16F9/53
    • F16F9/537F16F9/466F16F9/5126F16F13/305
    • A magnetorheological fluid-based hydraulic mount apparatus (20, 220) for supporting a vibration source on a base is disclosed. A main fluid passage (104, 304) extends between pumping chamber (64, 264) and receiving chamber (66, 266) for passing the fluid therebetween. Electromagnet coil (98, 298) variably generates a magnetic flux across the main fluid passage to variably change the damping stiffness of the mount. A rate dip track passage (120, 320) extends between the pumping chamber (64, 264) and receiving chamber (66, 266) for oscillating the magnetorheological fluid (68, 268) therethrough to decrease the dynamic stiffness of the mount apparatus (20, 220) at predetermined frequencies. A controller (108) applies a current through the electromagnet coils (98, 298) at the predetermined frequencies and frequencies relatively close to and above the predetermined frequencies for substantially preventing the magnetorheological fluid (68, 268) from flowing through the main fluid passage (104, 304) to force the magnetorheological fluid (68, 268) to flow substantially only through the rate dip track passage (120, 320) for preventing a sharp increase in the dynamic stiffness of the hydraulic mount apparatus (20, 220) from occurring at these frequencies.
    • 公开了一种用于在基座上支撑振动源的基于磁流变液体的液压安装装置(20,220)。 主流体通道(104,304)在泵送室(64,264)和接收室(66,266)之间延伸,用于使流体在其间通过。 电磁线圈(98,298)可变地产生穿过主流体通道的磁通量,以可变地改变底座的阻尼刚度。 速率倾斜轨道通道(120,320)在泵送室(64,264)和接收室(66,266)之间延伸,用于使磁流变流体(68,268)振动,从而降低安装装置(20)的动态刚度 ,220)。 控制器(108)以相对接近预定频率和高于预定频率的预定频率和频率施加电流通过电磁线圈(98,298),用于基本上防止磁流变流体(68,268)流过主流体通道 104,304)以迫使磁流变流体(68,268)基本上仅通过速率倾斜轨道通道(120,320)流动,以防止液压安装装置(20,220)的动态刚度的急剧增加不发生 在这些频率。
    • 3. 发明申请
    • A DOUBLE PUMPER MAGNETO-RHEOLOGICAL HYDRAULIC TIE BAR ASSEMBLY
    • 双泵泵磁流变液压液压缸总成
    • WO2013007138A1
    • 2013-01-17
    • PCT/CN2012/076439
    • 2012-06-04
    • BEIJINGWEST INDUSTRIES CO., LTD.SETTY, Stephen LewisBARTA, David JohnFOURMAN, Brent WadeSCHUMANN, Eric LouisPYLE, Steven E
    • SETTY, Stephen LewisBARTA, David JohnFOURMAN, Brent WadeSCHUMANN, Eric LouisPYLE, Steven E
    • F16F9/53
    • F16F13/305F16F2224/045
    • A tie bar assembly (20) comprises a front unit (40) and a rear unit (28), each including an inner insert (32) interconnected with an outer insert (30) with webs (34, 42) of elastomeric material. A pole sub-assembly (52) is disposed between the units. The pole sub-assembly (52) and the units (28, 40) define front and rear fluid chambers (54, 56) containing magneto-rheological fluid (58). Fluid orifices (76) are disposed through the pole sub-assembly (52) for flow of the magneto-rheological fluid (58) between fluid chambers (54, 56). An electromagnet coil (84) generates an electromagnetic field to affect viscosity of the magneto-rheological fluid (58). A connecting rod (92) connects the inner insert (32) and the outer insert (30), and is slidably disposed through the pole sub-assembly (52) for causing movement of the magneto-rheological fluid (58) between fluid chambers (54, 56). A displacement sensor detects movement to generate a signal to the electromagnet coil (84). A front travel cushion (98) and a rear travel cushion (100) are respectively disposed on the inner insert (32) for limiting the movement of the inner insert (32) toward the pole sub-assembly (52).
    • 连杆组件(20)包括前单元(40)和后单元(28),每个包括与外插件(30)互连的内嵌件(32),所述内嵌件具有弹性体材料的腹板(34,42)。 极子组件(52)设置在各单元之间。 杆子组件(52)和单元(28,40)限定包含磁流变流体(58)的前和后流体室(54,56)。 流体孔口(76)通过极子组件(52)设置,用于流体室(54,56)之间的磁流变流体(58)的流动。 电磁线圈(84)产生电磁场以影响磁流变流体(58)的粘度。 连接杆(92)连接内部插入件(32)和外部插入件(30),并且可滑动地设置穿过极子组件(52),用于使磁流变流体(58)在流体室 54,56)。 位移传感器检测运动以向电磁线圈(84)产生信号。 在内插件(32)上分别设有前行程垫(98)和后履带(100),用于限制内插件(32)向极子组件(52)的移动。
    • 4. 发明申请
    • A MOUNT APPARATUS
    • 安装设备
    • WO2014026495A1
    • 2014-02-20
    • PCT/CN2013/076265
    • 2013-05-27
    • BEIJINGWEST INDUSTRIES CO., LTD.
    • FARJOUD, AlirezaBARTA, David JohnFOURMAN, Brent WadeMICHAEL, ChadSCHUMANN, Eric Louis
    • F16F13/00B60K5/12F16F15/00F16F13/26
    • B60K5/12F16F13/26F16F13/264
    • A mount apparatus (20) for supporting a vibration source on a base is provided. The mount apparatus (20) includes a moving member (134) that is partially disposed in a pumping chamber (64) for moving within the pumping chamber (64) along a first axis (A) to create a volume change in the pumping chamber (64) to maintain the volume of the pumping chamber (64) to prevent a pressure increase in the pumping chamber (64) during the deformation of a flexible body (46) in response to an external excitation to effectively cancel the external excitation. The moving member (134) includes a moveable wall (144) of a flexible material, having a generally hour glass-shape in steady state, and extending between moving member upper and lower ends (140, 142). The moveable wall (144) flexes radially outwardly and inwardly relative to the first axis (A) in response to relative axial movement between the moving member upper and lower ends (140, 142), to amplify the volume change in the pumping chamber (64).
    • 提供了用于在基座上支撑振动源的安装装置(20)。 安装装置(20)包括移动构件(134),该移动构件部分地设置在泵送室(64)中,用于沿着第一轴线(A)在泵送室(64)内移动,以在泵送室中产生体积变化 以便在柔性体(46)响应于外部激励而变形期间保持泵送室(64)的体积以防止泵送室(64)中的压力增加,以有效地消除外部激励。 移动构件(134)包括柔性材料的可移动壁(144),其在稳定状态下具有大致小时的玻璃形状并且在移动构件上端和下端(140,142)之间延伸。 响应于移动构件上端和下端(140,142)之间的相对轴向运动,可移动壁(144)相对于第一轴线(A)径向向外和向内弯曲,以放大泵送室(64)中的体积变化 )。
    • 9. 发明公开
    • A MAGNETORHEOLOGICAL FLUID-BASED MOUNT APPARATUS INCLUDING RATE DIP TRACK PASSAGE
    • 一种基于磁流变液的安装装置,包括速度快速通道通道
    • EP2732181A1
    • 2014-05-21
    • EP12811047.5
    • 2012-07-12
    • BeijingWest Industries Co. Ltd.
    • SCHUMANN, Eric LouisBARTA, David JohnFOURMAN, Brent WadeSETTY, Stephen Lewis
    • F16F9/34F16F9/46F16F9/512F16F9/53
    • F16F9/537F16F9/466F16F9/5126F16F13/305
    • A magnetorheological fluid-based hydraulic mount apparatus (20, 220) for supporting a vibration source on a base is disclosed. A main fluid passage (104, 304) extends between pumping chamber (64, 264) and receiving chamber (66, 266) for passing the fluid therebetween. Electromagnet coil (98, 298) variably generates a magnetic flux across the main fluid passage to variably change the damping stiffness of the mount. A rate dip track passage (120, 320) extends between the pumping chamber (64, 264) and receiving chamber (66, 266) for oscillating the magnetorheological fluid (68, 268) therethrough to decrease the dynamic stiffness of the mount apparatus (20, 220) at predetermined frequencies. A controller (108) applies a current through the electromagnet coils (98, 298) at the predetermined frequencies and frequencies relatively close to and above the predetermined frequencies for substantially preventing the magnetorheological fluid (68, 268) from flowing through the main fluid passage (104, 304) to force the magnetorheological fluid (68, 268) to flow substantially only through the rate dip track passage (120, 320) for preventing a sharp increase in the dynamic stiffness of the hydraulic mount apparatus (20, 220) from occurring at these frequencies.
    • 公开了一种用于将振动源支撑在基座上的基于磁流变流体的液压安装设备(20,220)。 主流体通道(104,304)在泵送腔室(64,264)和接收腔室(66,266)之间延伸,以使流体在其间通过。 电磁线圈(98,298)可变地产生穿过主流体通道的磁通量以可变地改变安装座的阻尼刚度。 一个速率下降轨迹通道(120,320)在泵送室(64,264)和容纳室(66,266)之间延伸,用于使磁流变流体(68,268)振荡穿过其中,以降低安装装置(20)的动态刚度 ,220)以预定频率。 控制器(108)以相对接近并高于预定频率的预定频率和频率施加电流通过电磁线圈(98,298),用于基本上防止磁流变流体(68,268)流过主流体通道 以迫使所述磁流变流体(68,268)基本上仅流过所述速率梯度轨道通道(120,320)以防止所述液压安装装置(20,220)的动态刚度发生急剧增加而不发生 在这些频率。