An agricultural dust collector, comprising a spray pipe (1), a handle (2), fixing screws (3), a switch (4), a carbon brush cap (5), heat dissipation holes (6), a motor housing (7), a blower housing (8), and a connecting block (9). The spray pipe (1) is disposed at the front end of the blower housing (8)； the blower housing (8) is movably connected to the spray pipe (1)； the spray pipe (1) consists of a water pipe joint (101), a sealing valve (102), a sealing ring (103), a pipe body (104), a water spray opening (105), a wind flowing opening (106), and a partition (107)； the water pipe joint (101) is disposed on the pipe body (104)； the pipe body (104) and the water pipe joint (101) are an integral structure； the sealing ring (103) is disposed inside the water pipe joint (101)； the sealing ring (103) is connected to the water pipe joint (101)； the water spray opening (105) is disposed at the top end of the pipe body (104)； the pipe body (104) and the water spray opening (105) are an integral structure； the partition (107) is disposed at the right side of the water spray opening (105)； the water spray opening (105) is connected to the partition (107)； the partition (107) is disposed at the right side of the wind flowing opening (106)； the wind flowing opening (106) is connected to the water spray opening (105) by means of the partition (107)； the pipe body (104) is fixedly connected to the motor housing (7). The spray pipe (1) is provided, and therefore, cleaning can be performed with water when wind has no effect, dust can be processed better, and heavy dust can also be cleaned.L'invention concerne un collecteur de poussière agricole qui comprend un tuyau de pulvérisation (1), une poignée (2), des vis de fixation (3), un commutateur (4), un capuchon de balai de carbone (5), des trous de dissipation de chaleur (6), un boîtier de moteur (7), un boîtier de soufflante (8), et un bloc de connexion (9). Le tuyau de pulvérisation (1) est disposé à l'extrémité avant du boîtie
