IMPACT CRUSHER Russian patent published in 2017 - IPC B02C13/04 

FIELD: mining.

SUBSTANCE: impact crusher contains the body 2 and the crusher parts in the form of strikers 13 hinged at the drive shaft. The lightweight crusher body 2 is made of steel sheet without the bottom and is rigidly fixed to the frame 1 for the controlled impact crushing of the brittle material by the flat strikers edges without "anvil" or stop. The inside of the body 2 is divided into two areas: for the crusher parts operation, where the hammers are made as the flat strikers, and the working chamber to crush the brittle material. The locking slotted grating 3 is embedded into the areas separation border, which according to its shape is the part of the lateral surface of the cylinder, the axis of which coincides with the axis of the rotor 10. The locking slotted grating 3 is fixed to the body 2 and allows the movement of the flat strikers 13 in the locking grating slots and their penetration through the slots into the working chamber. The working surfaces are protected by armour plates 6 inside the crusher.

EFFECT: crusher parts prevention from jamming.

2 dwg