Infusion apparatus flow velocity detection device

The utility model provides a speed measuring device of an infusion apparatus, which comprises a measuring seat sleeve, a measuring cylinder, a sheath, an inductor, a timer and a control switch, and the side wall of the measuring cylinder is a transparent wall body; a sheath is convexly arranged on the measuring cylinder upwards, and is sleeved on an injection needle head of the infusion apparatus;the measuring cylinder can be sleeved in the measuring seat sleeve; the measuring base sleeve is provided with an inductor, after the measuring cylinder is sleeved with the measuring base sleeve, theinductor can monitor the liquid level of liquid medicine entering the measuring cylinder, and the timer is used for timing the arrival time of each liquid level of the liquid medicine entering the measuring cylinder; the control switch is used for controlling on-off of a pipeline, located below the flow speed regulator, of an infusion tube of the infusion apparatus. The protective sleeve can protect the syringe needle of