Crowd machinery guard for mining shovel

摘要

A crowd machinery guard system for a mining shovel is provided. The crowd machinery guard system includes a mounting bracket assembly coupled to the front of the mining shovel frame. The crowd machinery guard system also includes at least one support leg rotatably coupled to the mounting bracket assembly, and an impact plate assembly coupled to the support leg. The impact plate assembly includes an impact plate configured to receive dipper impacts, at least one support leg bracket coupled to the impact plate, and at least one cushion subassembly including a dampening portion. The crowd machinery guard system is configured to absorb and distribute the force of dipper impacts.

主权项

1. A crowd machinery guard system for a mining shovel, comprising:
a mounting bracket assembly coupled to the front of the mining shovel frame; at least one support leg rotatably coupled to the mounting bracket assembly; an impact plate assembly coupled to the support leg and disposed adjacent to the crowd machinery, the impact plate assembly comprising:
an impact plate configured to receive impacts from a dipper assembly;at least one support leg bracket coupled to the impact plate and configured to receive the support leg;at least one cushion subassembly coupled to the impact plate, the cushion subassembly including a dampening portion; and wherein the crowd machinery guard system is configured to move between a first position and a second position, receiving an impact in the first position, moving to a second position upon impact, and absorbing and distributing the force of the impact in the second position.