Ground anchor device for gantry crane installation

The utility model discloses a ground anchor device for gantry crane installation, and belongs to the technical field of building bridges. The device comprises a concrete block and a ground anchor body, a steel reinforcement cage is arranged in the concrete block, the ground anchor body is located in the steel reinforcement cage and connected with the steel reinforcement cage, and the middle of theground anchor body extends out of the concrete block. The placement position of the ground anchor device can be moved or adjusted by using a crane according to the installation requirement of the high-support gantry crane, and is slightly limited by geographical conditions and environments; the ground anchor device can be prefabricated in advance and can also be made of local materials in an engineering site, construction is easy, cost is low, the ground anchor device can be repeatedly used, and material waste is avoided. The ground anchor device is good in structural strength, and the structural strength of the whol