Liquid inlet anti-scour assembly and flash evaporation device

The embodiment of the utility model provides a liquid inlet anti-scour assembly and a flash evaporation device. The liquid inlet anti-scour assembly is used for the flash evaporation device. The flashevaporation device comprises an equipment cylinder and an ascending cylinder arranged in the equipment cylinder; wherein an annular cavity is formed between the equipment cylinder body and the ascending cylinder, a liquid inlet is formed in the equipment cylinder body, the liquid inlet anti-impact assembly comprises a first anti-impact baffle, a second anti-impact baffle, a third anti-impact baffle, a fourth anti-impact baffle, a fifth anti-impact baffle, a sixth anti-impact baffle, a seventh anti-impact baffle and an eighth anti-impact baffle, the second anti-scour baffle is located betweenthe equipment barrel and the ascending barrel and fixed to the outer wall of the ascending barrel, and the second anti-scour baffle is arranged on the side, away from the liquid inlet, of the first anti-scour baffle and used f