Visual analysis method and device for collision process of oil drops and heterogeneous particles

The invention discloses a visual analysis method and device for the collision process of oil drops and heterogeneous particles. The device comprises a transparent container for containing deionized water; the needle head is used for bonding particle media; the first multi-stage adjusting mechanism is used for adjusting the position and angle of the needle head; the micro-injection pump is used for pumping the oil outwards; the oil conveying pipe is connected to an outlet of the micro-injection device; the capillary tube is arranged at the end part of the oil conveying pipe, and an outlet of the capillary tube is positioned in the transparent container; the second multi-stage adjusting mechanism is used for adjusting the position and the angle of the capillary tube; the light source and the high-speed camera are arranged on the two sides of the transparent container respectively, and the third multi-stage adjusting mechanism is used for adjusting the position and the angle of the light source. The high-speed c