Dust collection device

The utility model relates to a dust collecting device, which comprises a dust collecting pipeline, a dust collecting device, a dust collecting device and a dust collecting device, the dust collecting pipeline is provided with a conveying channel, a suction inlet and an output port, and the dust collecting pipeline is used for conveying garbage; the flow adjusting assembly is arranged on the dust collecting pipeline, and the flow adjusting assembly is used for adjusting the flow of gas flowing through the flow adjusting assembly; the dust collection part is provided with a dust collection cavity, the dust collection pipeline is connected with the dust collection part, and the conveying channel is communicated with the dust collection cavity through the output port; and the fan assembly is used for generating negative pressure in the dust collection cavity. According to the dust collecting device, the draught fan assembly generates negative pressure to suck garbage and recycle the garbage into the dust collecti