Assembly type tobacco tar testing device

The utility model discloses an assembly type tobacco tar testing device, which relates to the technical field of fire-fighting function testing tools and comprises a shell, a vent hole and a clamping groove are arranged on the outer surface of the shell, a smoke gathering cover is clamped in the clamping groove, a fan is arranged at the center of the bottom of the shell, a battery is arranged at the bottom of the shell, and a limiting groove is arranged at the top of the shell. A fixing cylinder is installed in the limiting groove, a ventilation net is installed at the bottom of the fixing cylinder, a supporting column is installed in the center of the bottom of the inner wall of the fixing cylinder, and the supporting column is sequentially sleeved with a charcoal containing table and a tobacco tar containing table from bottom to top; the smoke exhaust device has the advantages that after charcoal in the charcoal containing table is ignited, high temperature can be generated to heat tobacco tar in the tobacc