A spherical tuned mass damper vibration reduction control device
A technology for tuning mass damping and control devices, applied in bridge parts, building components, bridges, etc., to achieve the effect of reducing friction coefficient, scientific design and compact structure
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Embodiment 1
[0037] Example one, such as Figure 1 ~ Figure 2 , A spherical tuned mass damper vibration damping control device, comprising a bottom plate component and a mass component slidingly matched with the mass component, the mass component weight is m, the top of the bottom plate component has a concave spherical surface, the The bottom of the mass component is provided with a convex spherical surface that is slidingly fitted with the concave spherical surface of the bottom plate. The convex spherical surface and the concave spherical surface have the same radius R. A sliding friction pair is provided between the convex spherical surface and the concave spherical surface. The friction pair is composed of a stainless steel plate and a polytetrafluoroethylene plate, the stainless steel plate is connected with the concave spherical surface of the bottom plate component by compact welding, and the PTFE plate and the convex spherical surface of the mass component are compacted and connected ...
Embodiment 2
[0044] Such as Figure 3 ~ Figure 4 , A spherical tuned mass damper vibration damping control device, comprising a bottom plate component and a mass component slidingly matched with the mass component, the mass component weight is m, the top of the bottom plate component has a concave spherical surface, the The bottom of the mass component is provided with a convex spherical surface that is slidingly fitted with the concave spherical surface of the bottom plate. The convex spherical surface and the concave spherical surface have the same radius R. A sliding friction pair is provided between the convex spherical surface and the concave spherical surface. The pair is composed of a stainless steel plate and a ball bearing. The stainless steel plate and the concave spherical surface of the bottom plate are connected by welding. The ball bearing is connected to the convex spherical surface of the mass component by bolts or grooves.
[0045] Four damping devices 2 are arranged between t...
Embodiment 3
[0047] Such as Figure 5 ~ Figure 6 , A spherical tuned mass damper vibration damping control device, comprising a bottom plate component and a mass component slidingly matched with the mass component, the weight of the mass component is m, the top of the bottom plate component is provided with two concave spherical surfaces, the The bottom of the mass component is provided with two convex spherical surfaces that are slidingly fitted with the concave spherical surface of the bottom plate. The convex spherical surface and the concave spherical surface have the same radius R. A sliding friction pair is provided between the convex spherical surface and the concave spherical surface. The pair is composed of a stainless steel plate and a ball bearing. The stainless steel plate and the concave spherical surface of the bottom plate are connected by welding. The ball bearing is connected to the convex spherical surface of the mass component by bolts or grooves.
[0048] Two damping device...
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