Biochemical analyzer capable of improving detection efficiency

The biochemical analyzer capable of improving the detection efficiency comprises a body, a reaction disc and a test tube disc are mounted at the inner bottom of a rectangular groove, a liquid suction needle is fixedly connected to the upper bottom of a movable frame, and a photoelectric detection mechanism is movably connected to the inner bottom of the rectangular groove; a torsion spring is fixedly connected to the inner side wall of the circular groove, a limiting frame is fixedly connected to the inner side wall of the fixing frame, a limiting hole is formed in the limiting frame, a water pipe is fixedly connected to the interior of the body, and an adapter is fixedly connected to the end, located in the mounting groove, of the water pipe. And the side surface of the adapter is fixedly connected with a nozzle. According to the test tube cleaning device, by arranging the water pipe, the limiting frame and the limiting hole, the inner side wall of a test tube can be rapidly flushed, then the convenience of