Multifunctional needle washing groove

The utility model discloses a multifunctional needle washing groove which comprises a groove body, the groove body comprises at least one washing cavity, a main partition plate is arranged between the washing cavities, each washing cavity is divided into two washing areas in central symmetry through a secondary partition plate, and the washing areas are separated through the main partition plate and the secondary partition plate so as to reduce cross contamination. Liquid level detection devices are correspondingly arranged on the cleaning areas, the main partition plate comprises a high-position area and a low-position area, the longitudinal height of the high-position area is larger than that of the low-position area, and the projection of the secondary partition plate on the main partition plate and the projection of the secondary partition plate on the main partition plate are overlapped with the high-position area and the low-position area of the main partition plate. The liquid level detection device is