Multidirectional displacement comb plate expansion joint

• Main Author: LIU QUANXIAN
• Format: Patent
• Language: Chinese; English
• Published: 21.06.2024
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model relates to the technical field of bridge construction, and discloses a multidirectional displacement comb plate expansion joint which is characterized in that a first expansion joint mounting notch is formed in the upper end of a beam frame of a first bridge body, and a second expansion joint mounting notch is formed in the upper end of a beam frame of a second bridge body; a fixed toothed plate mechanism is mounted at the upper end of the support of the first expansion joint mounting notch, and a movable toothed plate mechanism is arranged at the upper end of the support of the second expansion joint mounting notch. When the device is used, the sliding bearing carrier block and the sliding shaft are connected in a rotating and sliding mode, on one hand, the sliding shaft can transversely slide in the rail groove of the sliding bearing carrier block to achieve large transverse displacement, and on the other hand, the sliding shaft can rotate along the center of the rail groove of the sliding