Water seal tank type slide rail dust collecting device for collecting raised dust

The utility model discloses a water seal tank type slide rail dust collection device for collecting raised dust, the water seal tank type slide rail dust collection device comprises a dust collection side suction cover, a cooling pipeline and a water seal tank, the dust collection side suction cover is installed on a cutting machine head and corresponds to a cutting gun in position, the cooling pipeline is U-shaped and is communicated with the dust collection side suction cover, and the water seal tank is communicated with the cooling pipeline. The cooling pipeline can be horizontally and movably arranged in the water seal tank, the lower side of the cooling pipeline is immersed in cooling water of the water seal tank, a cover body is arranged at the outlet end, matched with the cooling pipeline, of the water seal tank, and a dust collection channel extending in the moving direction of the cutting machine head is defined between the cover body and the liquid level of the cooling water. And the cover body is c