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Lead core cladding vibration isolating rubber bearing

A technology of rubber bearing and vibration isolation bearing, which is applied in building components, earthquake-proof, construction, etc., can solve the problems of high rigidity, increase vibration intensity, etc., and achieve improved seismic isolation performance, smaller initial stiffness, and simple and reasonable structure. Effect

Inactive Publication Date: 2010-04-14
WUXI FUYO TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

It can be seen that the initial rigidity of the lead-core rubber shock-isolation bearing with this structure is too high when it deforms in the horizontal direction, resulting in the characteristic of increasing the vibration intensity

Method used

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  • Lead core cladding vibration isolating rubber bearing
  • Lead core cladding vibration isolating rubber bearing
  • Lead core cladding vibration isolating rubber bearing

Examples

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Embodiment Construction

[0014] The present invention will be further described below in conjunction with specific drawings and embodiments.

[0015] Such as figure 1 , figure 2 As shown, the present invention is mainly composed of a vibration-isolation support body 1, a lead core 4 and an elastic cylinder 5. The vibration-isolation support body 1 is formed by alternately overlapping and bonding and fixing rubber plates 2 and steel plates 3. The rubber plates 2 And the center of the steel plate 3 is provided with a lead core hole, the lead core 4 is contained in the lead core hole, the lead core 4 is tightly covered with an elastic tube 5, and the outer wall of the elastic tube 5 is in close contact with the lead core hole inner wall. The elastic cylinder 5 can be completed together with the shock-isolation support body 1 when the shock-isolation support body 1 is manufactured, or can be pressed in after the shock-isolation support body 1 is manufactured. The lead core 4 can be pre-set when the sho...

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Abstract

The invention belongs to the technical field of building vibration resistance, and relates to a lead core cladding vibration isolating rubber bearing which comprises a vibration isolating bearing body and a lead core, wherein a lead core hole is arranged at the center of the vibration isolating bearing body, and the lead core is arranged in the lead core hole. The lead core cladding vibration isolating rubber bearing is characterized in that an elastic cylinder is tightly cladded around the lead core, and the outer wall of the elastic cylinder is tightly contacted with the inner wall of the lead core hole. The invention has simple and reasonable structure, and enables the lead core not to directly contact with a steel plate through cladding the elastic cylinder around the lead core; and the initial rigidity of the bearing is reduced, the vibration isolating property is greatly improved, the production is convenient and the cost can not be greatly increased.

Description

technical field [0001] The invention belongs to the technical field of building anti-seismic technology, and relates to a shock-isolation device used for buildings or civil structures, in particular to a lead core-coated vibration-isolation rubber bearing. Background technique [0002] The most basic feature of an isolated building is the reduction of strain acceleration during an earthquake. The lower the strain acceleration, the smaller the damage to the building. The rubber seismic isolation bearing has the necessary functions of the three isolation components of support, resilience and energy dissipation, and is widely used in isolation components of buildings or civil structures (such as bridges and roads). The traditional rubber shock-isolating bearing is a component that is alternately bonded and overlapped by rubber plates and steel plates. It is hard in the vertical direction, soft in the horizontal direction and can deform smoothly. [0003] In order to optimize t...

Claims

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Application Information

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IPC IPC(8): E04B1/36E04B1/98
Inventor 王惠强陈禧耘
Owner WUXI FUYO TECH
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