A bridge seamless telescopic device and its construction method
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- XIAN HIGHWAY INST
- Publication Date
- 2016-04-13
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of bridge expansion joint construction, and in particular relates to a bridge seamless expansion device and a construction method thereof. Background technique
[0002] The bridge expansion device is a device installed at the expansion joint of the bridge deck in order to make the vehicle pass through the bridge deck smoothly and meet the needs of the bridge deck deformation. The expansion device is the weakest link in the bridge structure. Since the expansion device directly bears the impact of repeated loads on the wheels, even if there is a small unevenness, it will be subjected to a large impact under the load of the vehicle, so it is also The most vulnerable to damage and need repair replacement. Slight defects and deficiencies in design or construction will lead to early damage, which not only directly makes bridge passers-by feel uncomfortable and lacks a sense of security, but sometimes also affects...