Visual braking performance testing device and method for electric bicycle

The invention provides a visual braking performance test device and method for an electric bicycle. The test device comprises a control module; the distance measuring mechanism is connected with the control module, detachably arranged on the electric bicycle and used for detecting the running speed and the braking distance of the electric bicycle; the force measuring mechanism is connected with the control module, is detachably arranged on a brake handle of the electric bicycle and is used for detecting the braking force during braking; the water spraying mechanism is connected with the control module, detachably arranged on the electric bicycle and used for spraying water to a front brake disc and a rear brake disc of the electric bicycle; and the display module is connected with the control module, is detachably mounted on the electric bicycle and is used for displaying corresponding parameters or curves in real time. According to the invention, the brake performance of the electric bicycle can be tested in