Underground water diversion double-hole pipe culvert temporary water stop gate device for sea-land junction

The utility model discloses an underground water diversion double-hole pipe culvert temporary water stop gate device for a sea-land junction, which is characterized in that two guide pieces are arranged on two oppositely arranged side walls in a culvert in advance, the two guide pieces guide the up-down movement of a gate, and a driving component drives the gate to move up and down; the bottom component is arranged at the bottom in the culvert, a first water stop piece is arranged on the upper end face of the bottom component, the top component is arranged on the top of the culvert, a second water stop piece is arranged on the side face of the top component, and a third water stop piece is arranged on the bottom face of a guide groove of the guide piece. The gate can be repeatedly used at other places after being detached, the equipment cost is reduced, the gate is operated to move up and down to control and seal the water flow of the culvert, an underwater diver is not needed for operation, operation is easy