Stone removing chain mounting and fixing device and mining dump truck

The utility model discloses a stone removing chain installing and fixing device and a mining dump truck. The stone removing chain installing and fixing device comprises a transition support, a connecting part and a detachable part. One end of the transition support is installed on a cargo compartment stone removing device fixing seat through the connecting component. And one end of the stone removing chain is mounted at the other end of the transition bracket through the detachable component. The calculus removing device is mounted by adopting the calculus removing chain mounting and fixing device, so that a user can switch two calculus removing device structures conveniently, and the user does not need to replace a calculus removing device fixing seat and does not need to customize a non-standard calculus removing chain; the structure is simple and operation is easy. The installation requirements of the mining dump truck stone discharging device are met, and the installation requirements of various mining du