Detection device for electric vehicle reinforced corrosion test

The invention discloses a detection device for an electric vehicle reinforced corrosion test. The detection device comprises a light shield, a light source and a camera. The light source is arranged at the top in the light shield; a shading plate is arranged below the light source; the shading plate is provided with a light through hole; a sliding plate which is connected with the light shield inan up-and-down sliding manner is arranged below the light through hole; the sliding plate is provided with a convex lens, the camera is arranged below the convex lens, light emitted by the light source sequentially penetrates through the light through hole and the convex lens and then is projected to the surface of the vehicle body, the surface of the vehicle body reflects the light into the camera to be collected, and the camera is in signal connection with the display device. According to the detection device for the electric vehicle reinforced corrosion test, the same area of the vehicle body is only subjected to l