Safety protection device for comprehensive pipe gallery foundation pit

The utility model relates to the technical field of protection devices, in particular to a safety protection device for a utility tunnel foundation pit, which comprises a mounting plate, one side of the mounting plate is fixedly connected with a hydraulic support column, one side of the mounting plate is provided with a protection component, the protection component comprises a protection frame, one side of the protection frame is provided with a through hole, and the through hole is communicated with the hydraulic support column. And one side of the protective frame is fixedly connected with a motor. Compared with the prior art, the protective device has the advantages that through matched arrangement of the mounting plate, the supporting column, the protective frame, the motor, the threaded rod, the bottom plate, the extension frame and the sliding support, after the protective device is fixed, the motor is started to generate corresponding torque, and the threaded rod is driven to rotate under the action o