Roll-free variable-stiffness vibration damping bearing

A technology of variable stiffness and support strength, applied to climate change adaptation, roads, tracks, etc., can solve the problems of unsatisfactory vibration and noise reduction, poor elastic performance, and high price, so as to avoid direct erosion, low cost, The effect of prolonging the service life

Inactive Publication Date: 2016-04-27
BEIJING BOYUAN TIANHENG TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, with the rapid development of urban rail transit and more and more construction mileage, the backing plate supporting the track must have certain elastic properties to reduce the impact, vibration and noise generated when the train is running, while the track backing plate in the prior art , either the elastic performance is poor, the effect of vibration and noise reduction is not ideal, or the price is expensive and the cost is too high, so the track backing plate urgently needs to further improve its elastic performance and reduce the cost of vibration-damping support

Method used

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  • Roll-free variable-stiffness vibration damping bearing
  • Roll-free variable-stiffness vibration damping bearing
  • Roll-free variable-stiffness vibration damping bearing

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Example Embodiment

[0022] Please refer to Figure 1 to Figure 5 As shown, the non-rolling variable stiffness damping support of the present invention includes: a bottom basin 6 having an upwardly facing opening, and a rectangular or cylindrical accommodating space inside the accommodating space The rubber plate body 5, the lining plate body 2, the backing plate body 1, the stainless steel plate body 4, and the anti-friction guide plate body 3 are sequentially housed from bottom to top. The rubber plate body 5 is used to maintain a certain support strength and maintain a good Elastic properties. The damping support structure of the present invention has simple structure and low manufacturing cost.

[0023] Wherein, the lower surface of the lining board body 2 is in contact and connection with the upper surface of the rubber board body 5, and the upper surface of the lining board body 5 is in contact and connection with the lower surface of the backing board body 1. The rubber plate body 5 is provided

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Abstract

The invention discloses a roll-free variable-stiffness vibration damping bearing. The roll-free variable-stiffness vibration damping bearing comprises a lower basin, a rubber plate body, a liner plate body and a backing plate body, wherein the rubber plate body is arranged in at bottom of the inner side of the lower basin; the lower surface of the liner plate body is in contact connection with the upper surface of the rubber plate body; the upper surface of the liner plate body is in contact connection with the lower surface of the backing plate body. Grooves are respectively formed in the upper surface or / and the lower surface of the rubber plate body of the roll-free variable-stiffness vibration damping bearing disclosed by the invention, so that the grooves can provide space for the compression deformation of the rubber plate body; the area proportion of the different grooves is adjusted, the rubber plate body with different elastic properties can be obtained; the rubber plate body is relatively closed in the inner space by the lower basin of the roll-free variable-stiffness vibration damping bearing; the conditions that the rubber plate body is exposed in air and directly radiated the ultraviolet rays, and is directly eroded by poor weather conditions are avoided; the service life of the vibration damping bearing disclosed by the invention is prolonged.

Description

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Claims

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Application Information

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Owner BEIJING BOYUAN TIANHENG TECH CO LTD
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