A modularized dust collector system, comprising an air inlet guide device, a filtering device, a dust removal device, an air outlet device and a dust collecting device; wherein the air inlet guide device is communicated with the filtering device, the air inlet guide device is of a box structure, and includes a smoke dust inlet channel, a smoke dust guide plate and an air flow distribution plate, and the smoke dust guide plate and the air flow distribution plate are arranged in the smoke dust inlet channel; and the filtering device comprises a dust collector dust gas box, and a dust filter bag arranged inside the dust collector dust gas box; the filtering device is an integrated drawer-type push-pull structure as a whole; and the air outlet device is in communication with the filtering device, and the air outlet device includes a dust collector clean air box, and an air outlet channel arranged inside the dust collector clean air box; and the dust removal device is arranged in the dust collector clean air box, and the dust removal device comprises a blowback structure and a blow pipe connected to the blowback structure; and the dust collecting device is in communication with the filtering device, and the dust collecting device is of a box structure; a dust hopper is provided in an upper area of the box structure, and a dust conveying mechanism is provided in a lower area of the box structure, characterized in that the blowback structure is connected with the sliding track in a sliding way, and a driving mechanism is arranged, and the driving mechanism is used for driving the blowback structure to move along the sliding track, the driving mechanism comprises a motor, a lead screw and a moving block; the lead screw is arranged in the sliding track, the motor is connected with one end of the lead screw through a coupling, another end of the lead screw is rotationally connected with a baffle in the length direction of the sliding track through a bearing, a screw hole is arranged in the moving block for being cooperated and connected with the lead screw, and the moving block is also connected with a connecting part of the blowback structure, the motor drives the lead screw to rotate through the coupling to make the moving block move linearly, and the moving block drives the blow pipe to move through the connecting part, so that the blow pipe blows the dust filter bag in sequence. wherein the air inlet guide device is communicated with the filtering device, the air inlet guide device is of a box structure, and includes a smoke dust inlet channel, a smoke dust guide plate and an air flow distribution plate, and the smoke dust guide plate and the air flow distribution plate are arranged in the smoke dust inlet channel; and the filtering device comprises a dust collector dust gas box, and a dust filter bag arranged inside the dust collector dust gas box; the filtering device is an integrated drawer-type push-pull structure as a whole; and the air outlet device is in communication with the filtering device, and the air outlet device includes a dust collector clean air box, and an air outlet channel arranged inside the dust collector clean air box; and the dust removal device is arranged in the dust collector clean air box, and the dust removal device comprises a blowback structure and a blow pipe connected to the blowback structure; and the dust collecting device is in communication with the filtering device, and the dust collecting device is of a box structure; a dust hopper is provided in an upper area of the box structure, and a dust conveying mechanism is provided in a lower area of the box structure, characterized in that the blowback structure is connected with the sliding track in a sliding way, and a driving mechanism is arranged, and the driving mechanism is used for driving the blowback structure to move along the sliding track, the driving mechanism comprises a motor, a lead screw and a moving block; the lead screw is arranged in the sliding track, the motor is connected with one end of the lead screw through a coupling, another end of the lead screw is rotationally connected with a baffle in the length direction of the sliding track through a bearing, a screw hole is arranged in the moving block for being cooperated and connected with the lead screw, and the moving block is also connected with a connecting part of the blowback structure, the motor drives the lead screw to rotate through the coupling to make the moving block move linearly, and the moving block drives the blow pipe to move through the connecting part, so that the blow pipe blows the dust filter bag in sequence.