Environment-friendly pavement crushing device

The environment-friendly road surface smashing device aims at solving the problem that a large amount of smoke dust can be generated when a road surface is smashed in the prior art, the environment-friendly road surface smashing device comprises an impact pickaxe assembly and further comprises an isolation sleeve and a vacuumizing device, and the isolation sleeve is arranged outside a pickaxe drill rod of the impact pickaxe assembly in a sleeving mode and is in sliding connection with a drill rod connecting base in the length direction of the pickaxe drill rod; a pressing elastic piece is arranged between the isolation sleeve and the outer sleeve, the telescopic direction of the pressing elastic piece is parallel to the length direction of the pickaxe drill rod, an air suction hole is formed in the sleeve wall of the isolation sleeve, an air inlet of the vacuumizing device is communicated with the air suction hole, and a dust filtering box is arranged at an air outlet of the vacuumizing device. By the adoptio