Air tightness testing device for hollow glass

The utility model belongs to the technical field of glass detection. The utility model relates to a testing device, in particular to a hollow glass airtightness testing device. The device comprises abase, a water tank, brackets and heating plates, a storage battery is arranged in the middle of the top of the base; column legs are arranged on the two sides of the top of the base. A workbench is arranged at the tops of the column legs. A water tank is arranged in the middle of the top of the workbench. A water injection port is formed in the top of the left side of the water tank; a water outlet is formed in the bottom of the right side of the water tank; supports are arranged at the four corners of the top of the workbench. The structure is reasonable, clamping devices are uniformly arranged at the bottom of the mounting plate; glass with different thicknesses is clamped through the clamping device and the locking knob, the to-be-detected glass is conveniently put into the water tank and taken out of the water