#$%^&*AU2020102239A420201029.pdf#####A b s t r a c t A test tube rack for chemical experiments comprises a test tube rack body, a storage plate and a bottom plate, wherein the storage plate and the bottom plate are movably connected to the test tube rack body; the test tube rack body comprises two side plates which are arranged opposite to each other, a plurality of storage 5 plate mounting grooves and bottom plate mounting grooves are formed in the inner sides, facing each other, of the two side plates, and the bottom plate mounting grooves are located below the storage plate mounting grooves; test tube holes for storing test tubes are formed in the storage plate, and locking pieces for locking the test tubes are mounted in the test tube holes; a plurality of blind holes matched o with the bottoms of the test tubes are formed in the bottom plate; and step pillars are arranged at the upper end of the test tube rack body, step grooves matched with the step pillars are formed in the lower end of the test tube rack body, and two test tube rack bodies are vertically connected by means of the step pillars and the step grooves. The test tube rack is suitable for storing test tubes with different lengths 5 and different diameters, and multiple test tube rack bodies can be vertically stacked to save the storage space.
展开▼
