CRUSHING BOWL WITH ROTATION BLOCKING Russian patent published in 2019 - IPC B02C2/00 

FIELD: disintegrators and crushing devices.

SUBSTANCE: group of inventions relates to the structural elements of a gyratory crusher. Crushing bowl is installed inside the upper bowl of the gyratory crusher. Bowl contains an annular wall extending around the longitudinal axis. Wall ends at the axial end with an annular rim. Bowl includes a plurality of fastening eyes protruding radially outward from the wall in the rim area. Each eye has the ability to attach to the annular rim of the upper bowl of the gyratory crusher. Bowl contains a blocking protrusion protruding from each eye for receiving inside the corresponding grooves in the annular rim of the upper bowl to block the crushing bowl on the upper bowl without the possibility of rotation. Node of the upper bowl of the gyratory crusher contains the upper bowl ending at the axial end with an annular rim. Assembly includes a crushing bowl, a plurality of fastening bolts passing through each eye, and an annular rim of the upper bowl to lock in the axial direction of the crushing bowl on the upper bowl. Assembly contains a plurality of slots provided in the annular rim of the upper bowl for receiving the corresponding protrusions. Gyratory crusher contains a top bowl assembly.

EFFECT: provides ease of installation and disassembly of the crushing bowl, preventing axial and rotational movement during use, without compromising the structural integrity of the upper and crushing bowls.

15 cl, 8 dwg