Liquid level detection device for infusion bottle and infusion bag

The utility model discloses a liquid level detection device for an infusion bottle and an infusion bag, which belongs to the technical field of infusion auxiliary devices and comprises a connecting column mounted on the outer side of an infusion bottle and an infusion bag body in a holding manner through a holding part, and a supporting plate arranged at the lower end of the connecting column and horizontally extending towards the infusion bottle and the infusion bag, the support plate is provided with a clamp for clamping the opening parts of an infusion bottle and an infusion bag; the upper end of the telescopic column is exposed out of the connecting column and is provided with a non-contact liquid level sensor; and the locking part is used for limiting the sliding of the telescopic column in the connecting column. The non-contact liquid level sensor can adjust the longitudinal height of the non-contact liquid level sensor and the opening part of an infusion bottle and an infusion bag, so that the liquid l