A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Negative stiffness vibration double-control damper with variable mass and variable damping characteristics
The invention belongs to the technical field of building vibration/shock reduction, and provides a negative stiffness vibration and shock double-control damper with variable mass and variable damping characteristics, which comprises a piston, and one side of the piston is fixedly connected with a piston rod; the viscous damper body comprises a piston cavity assembly, the piston cavity assembly is filled with viscous liquid, the piston is arranged in the piston cavity assembly in a sliding mode, and a first circulation piece is arranged on the piston cavity assembly; the inertial body comprises a second outer sleeve fixedly connected to one end of the piston cavity assembly, the piston rod slidably penetrates through the second outer sleeve, two flywheel assemblies are arranged on the piston rod, and a first driving piece and a second driving piece are arranged in the second outer sleeve; the negative stiffness body comprises a first outer sleeve, and the piston rod is connected with the first outer sleeve through an elastic piece. According to the invention, an excellent vibration reduction/shock absorption effect can be provided under the condition of large and small deformation.
本发明属于建筑减振/震技术领域，提供一种具有变质量、变阻尼特征的负刚度振震双控阻尼器，包括活塞，活塞的一侧固定连接有活塞杆；粘滞阻尼器主体，包括活塞腔组件，活塞腔组件中填充粘滞液体，活塞滑动设置在活塞腔组件内，活塞腔组件上设置有第一流通件；惯质主体，包括固定连接在活塞腔组件一端的第二外套筒，活塞杆滑动贯穿第二外套筒，活塞杆上设置有两组飞轮组件，第二外套筒内设置有第一驱动件和第二驱动件；负刚度主体，包括第一外套筒，活塞杆与第一外套筒之间通过弹性件连接。本发明可在大小变形条件下提供优良的减振/震效果。
Negative stiffness vibration double-control damper with variable mass and variable damping characteristics
The invention belongs to the technical field of building vibration/shock reduction, and provides a negative stiffness vibration and shock double-control damper with variable mass and variable damping characteristics, which comprises a piston, and one side of the piston is fixedly connected with a piston rod; the viscous damper body comprises a piston cavity assembly, the piston cavity assembly is filled with viscous liquid, the piston is arranged in the piston cavity assembly in a sliding mode, and a first circulation piece is arranged on the piston cavity assembly; the inertial body comprises a second outer sleeve fixedly connected to one end of the piston cavity assembly, the piston rod slidably penetrates through the second outer sleeve, two flywheel assemblies are arranged on the piston rod, and a first driving piece and a second driving piece are arranged in the second outer sleeve; the negative stiffness body comprises a first outer sleeve, and the piston rod is connected with the first outer sleeve through an elastic piece. According to the invention, an excellent vibration reduction/shock absorption effect can be provided under the condition of large and small deformation.
本发明属于建筑减振/震技术领域，提供一种具有变质量、变阻尼特征的负刚度振震双控阻尼器，包括活塞，活塞的一侧固定连接有活塞杆；粘滞阻尼器主体，包括活塞腔组件，活塞腔组件中填充粘滞液体，活塞滑动设置在活塞腔组件内，活塞腔组件上设置有第一流通件；惯质主体，包括固定连接在活塞腔组件一端的第二外套筒，活塞杆滑动贯穿第二外套筒，活塞杆上设置有两组飞轮组件，第二外套筒内设置有第一驱动件和第二驱动件；负刚度主体，包括第一外套筒，活塞杆与第一外套筒之间通过弹性件连接。本发明可在大小变形条件下提供优良的减振/震效果。
Negative stiffness vibration double-control damper with variable mass and variable damping characteristics
一种具有变质量、变阻尼特征的负刚度振震双控阻尼器
WU QIAOYUN (author) / CHEN SIYAO (author) / SUN JUBO (author) / WANG SIQI (author) / LI JIAJING (author) / ZHAO CHENG (author)
2024-11-12
Patent
Electronic Resource
Chinese
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