Portable multi-functional barbecue oven

The utility model pertains to a cooker and especially relates to a portable multi-functional barbecue oven. The portable multi-functional barbecue oven comprises an oven body, support legs, a partition plate and oven covers. The bottom of the oven body is provided with the support legs. The partition plate is arranged in the oven body, the top of which is provided with the oven covers. The support legs are connected with the oven body via hinges. Two working states where the support legs are propped and collected in the oven body along the hinge rotary shafts are achieved. A ventilative chimney and an air inlet are arranged on the oven body. An air inlet cover plate is arranged on the air inlet. The oven covers are divided into a barbecue oven cover, a teppanyaki oven cover and a water-heating oven cover. Three types of oven covers are respectively arranged at the top of the oven body so that working states of barbecue, teppanyaki and water-heating are achieved. An inserting strip and a buckle are arranged on