Test tube water bath heating equipment for laboratory

The utility model discloses test tube water bath heating equipment for a laboratory, which comprises a heat preservation cover, a motor is mounted on the heat preservation cover, an output rotor end of the motor is connected with a nesting rod, and a heating water bin is arranged on the lower side of the heat preservation cover; a grab handle is mounted at the edge of the heating water bin, a clamping groove is formed in the surface of the upper end of the grab handle, a clamping block is arranged in the clamping groove, a placement plate is connected to the clamping block, and an extension ring is mounted in the middle of the placement plate; a water bath adjusting mechanism is arranged on the extension ring, and a transmission gear is arranged on one side of the water bath adjusting mechanism. According to the test tube water bath heating equipment for the laboratory, through nesting of a nesting rod and a nesting groove, it can be guaranteed that a transmission gear can rotate synchronously, then the trans