Hole opening part lifting three-legged support

The utility model provides a three-legged support for hoisting an orifice part, which comprises three supports made of round steel tubes, and the upper ends of the supports are flattened and perforated to form flat heads; the device further comprises a screw rod, two fixing nuts, two adjusting nuts and two sleeves, after the screw rod penetrates through the three flat heads and the two sleeves among the flat heads, the two sides of the screw rod penetrate through the fixing nuts and the adjusting nuts, and the fixing nuts are located on the outer sides of the adjusting nuts. According to the utility model, the problem that heavy objects are difficult to lift only by manpower is solved, local materials can be used for manufacturing on a construction site, the foot bracket is convenient and fast to mount and carry, the hoisting work at a hole opening part is greatly facilitated, and the lifting device can also be used for hoisting a well opening or a pit slot part. 本实用新型提供一种孔口部位起吊三脚支架，包括三根用圆钢管制成的支架，且支架的上端压扁穿孔后形