The invention discloses an adsorption dust-extraction device for textile equipment. The adsorption dust-extraction device comprises a rack, an exhaust inlet, an air inlet duct, an air draft motor, a filter bellows, an exhaust outlet, an electrostatic dust-absorbing plate, a hair brush conveying belt, a dust-extraction brushing trough, cleaning brushing rollers, a filtering and drying case, a smudginess detector, a drain pipe, a drain solenoid valve, a filter case, a water storage case, a water-delivery pump and a water-delivery pipe. The adsorption dust-extraction device for textile equipment has the beneficial effects that the dust-extraction device can conduct active adsorption and collection on the dust produced in the textile process, the collected dust is subjected to synchronous processing, dust-extraction effect is good, device operation continuity is strong, dust-extraction efficiency is high, faults such as dust accumulation is not liable to occur, and the adsorption dust-extraction device for textile equipment is beneficial to application and popularization in production.