Spring compensation device of cleaning box

The utility model discloses a cleaning box spring compensation device which comprises a fixing frame, mounting holes used for being connected to the two ends of a sweeper are formed in the fixing frame, longitudinal compensators perpendicular to the axis direction of the mounting holes are arranged on the two sides of the mounting holes, each longitudinal compensator comprises a connecting part and a buffering part, and the connecting parts are fixedly connected with a cleaning box; the longitudinal compensator is provided with a buffer part, the buffer part is connected with the fixing frame and enables the fixing frame to be buffered and reset on the longitudinal compensator, the fixing frame is further provided with a rotating compensator, the rotating compensator is arranged on one side of the mounting hole, and the rotating compensator is in interference fit with the end of the sweeper, so that the sweeper can elastically resist torsional stress; the longitudinal compensator can ensure that the sweeper i