Bridge deck slab joint reinforcing device

The utility model discloses a bridge deck slab node reinforcing device which comprises a bridge deck slab body, five groups of longitudinal ribs are fixedly installed in the middle of the lower surface of the bridge deck slab body, two groups of transverse ribs are fixedly installed on the lower surface of the bridge deck slab body and close to the front portion and the rear portion, and two groups of transverse ribs are fixedly installed on the lower surface of the bridge deck slab body and close to the front portion and the rear portion. Reinforcing structures are fixedly connected to the positions, close to the two sides, between the bridge deck slab body and the transverse ribs, the number of the reinforcing structures is two, fixing structures are embedded in the surfaces of the longitudinal ribs, the longitudinal ribs comprise slab bodies and first fixing holes, the first fixing holes are formed in the positions, close to the middles, of the surfaces of one sides of the slab bodies, and the second fixin