Portable multifunctional engineering geological flat shovel

The utility model discloses a portable multifunctional engineering geological flat spade which comprises a spade head and a spade handle in threaded connection with the spade head. The shovel handle comprises a first rod piece and a second rod piece, one end of the first rod piece is connected with the shovel head, and the other end of the first rod piece is connected with the second rod piece through a connecting part. The shovel head and the shovel handle are of a detachable structure, and the shovel head can be replaced according to actual needs; the fastening rod piece and the second rod piece are connected through the tooth edge type connector, the length of the handle can be adjusted according to survey requirements, and the stability of connection between the first rod piece and thesecond rod piece is guaranteed; the stiffening rib is arranged in the middle of the shovel head, the stability of the shovel head is improved, the drilling shovel performance is improved, and the application range is widened