Prevent weighing down well head

The utility model discloses a prevent weighing down well head, including earthing device, the last apron of installing of earthing device, earthing device includes the convex connecting seat, circular well head has been seted up on the convex connecting seat, install in the circular well head and prevent weighing down the board, prevent weighing down and seted up the second discharge sump on the board, install the apron on the circumference of circular well head, 4 discharge sumps have been seted up on the apron. The utility model has the advantages of simple structure, simple to operate, high-efficient drainage is guarded against theft and is prevented weighing down the function