Cleaning device for off-wall ditch of subway station

The utility model relates to the technical field of metro station cleaning, in particular to a metro station off-wall ditch cleaning device, and aims to solve the problems that in traditional off-wall ditch cleaning operation, enamelled steel plates and fiber plates need to be dismantled, manpower is seriously wasted, and the cleaning efficiency is low. The utility model provides a cleaning device for an off-wall ditch of a subway station. The cleaning device comprises a moving assembly, a dust and water suction device and a tool box assembly. The moving assembly is provided with a first groove with an upward opening and a second groove with an upward opening. The bottom of the dust and water suction device is inserted into the first groove and connected with the moving assembly. The dust and water suction device is used for sucking dust-containing sundries and accumulated water; the tool box assembly comprises a box body and a clamping part; the box body is inserted into the second groove and connected with