Anti -seismic bridge bearing
The utility model provides an anti -seismic bridge bearing, includes bridge board and pier, the lower surface of bridge board is equipped with arch and recess with the upper surface of pier, the slope shape is set to the recess internal surface, connect with the ball between arch and the recess, the...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model provides an anti -seismic bridge bearing, includes bridge board and pier, the lower surface of bridge board is equipped with arch and recess with the upper surface of pier, the slope shape is set to the recess internal surface, connect with the ball between arch and the recess, the avris is equipped with the folding rod in the recess, the folding rod supports the ball. The angle of inclination on slope is 30 degrees. The ball is made with anti extrusion material. The utility model has the advantages of it is following: the utility model discloses can meet the earthquake more than great, vertical power extrusion ball that bridge board and pier produced through the earthquake, the folding rod is bent to the ball, and ball landing to one side in the arch falls into the recess, can make the further fixed of bridge board and pier, reduces the bridge board and removes the displacement because of the earthquake causes about, does all can through the uninstallation that the ball formed, can effectually alleviate the impact force of bridge board and pier. |
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