Contaminated site sampling robot, and intelligent sampling method

A contaminated site sampling robot, comprising a robot body (1), wherein the robot body (1) comprises a walking mechanism (11), a vision sensing system (12), a drilling mechanism (13), and a negative-pressure suction mechanism (14);

• the walking mechanism (11) comprises a mounting platform (111), two servo motors (112) are fixedly mounted at two ends inside the mounting platform (111), a track wheel (113) is mounted at an output end of each of the servo motors (112), and a walking track (114) is sleeved on two track wheels (113) located on a same side;
• the vision sensing system (12) comprises a supporting frame (121) mounted at the top of one end of the mounting platform (111), and a vision sensing camera (122) and a radar sensor (123) are arranged on one side of the top of the supporting frame (121);
• the drilling mechanism (13) comprises a U-shaped base (131) mounted at the top of the mounting platform (111), an interior of one end of the U-shaped base (131) is hinged with a first supporting arm (132), the top of the first supporting arm (132) is hinged with a second supporting arm (133), a telescopic arm (134) is sleeved inside the second supporting arm (133), a rotating base (1341) is rotatably mounted at one end of the telescopic arm (134), and a drilling machine (135) is mounted on one side of the rotating base (1341);
• and the negative-pressure suction mechanism (14) comprises a U-shaped box (141) mounted at a top end of a middle part of the mounting platform (111), a vacuum cleaner (142) is mounted inside the U-shaped box (141), a dust outlet of the vacuum cleaner (142) is connected to a sample collecting box (143), and a feeding port of the vacuum cleaner (142) is connected to a sample collecting pipe (145) through a pipeline (144).