High-temperature-resistant test tube rack device

The utility model discloses a high-temperature-resistant test tube rack device which comprises a placing box, the placing box is made of a glass material, a moving plate is arranged at the upper partin the placing box, a plurality of round holes are formed in the moving plate, test tubes penetrate through the round holes and are inserted into the placing box, and a plurality of limiting holes which are uniformly distributed are formed in the left side and the right side of the placing box. When in use, the device disclosed by the utility model is used, test tubes with different lengths can beplaced by moving the height of the moving plate; meanwhile, fireproof cotton and a heat insulation plate in the test tube rack can prevent the test tubes from shaking in the placing process and prevent the test tubes from scalding the device, the use of a fan can accelerate the normal temperature recovery speed of the test tubes, the waiting time of workers is shortened, the structure is simple,and the outer-layer glass c