Push shovel mechanism

The utility model relates to the technical field of garbage compression, in particular to a push shovel mechanism which comprises a rack, a push rod and a push shovel. A plurality of guide rails are arranged on the rack; the first end of the push rod is connected with the rack; the push shovel is connected with the second end of the push rod; a plurality of bidirectional limiting assemblies and a plurality of roller assemblies are arranged on one side, facing the rack, of the push shovel; the two-way limiting assemblies are mutually independent and arranged at intervals, the two-way limiting assemblies are in sliding connection with the guide rail, and the two-way limiting assemblies can conduct limiting in the horizontal direction and the vertical direction; the multiple roller assemblies are independent of one another, are arranged at intervals and can be limited in the vertical direction. According to the push shovel device, the two-way limiting assembly replaces two sets of limiting idler wheels in the pr