Tool for putting liquid medicament in oil pipe and using method

The invention discloses a tool for putting a liquid medicament in an oil pipe and a using method, and belongs to the field of oil and gas exploitation. The tool comprises an upper connecting part, a medicament containing barrel and a medicament releasing part; the upper end of the medicine containing barrel is connected with one end of the upper connecting part, the lower end of the medicine containing barrel is connected with the medicine releasing part, and the other end of the upper connecting part is connected with the dropping-fishing tool. The throwing tool disclosed by the invention is simple in throwing and convenient to use, and can be thrown to the position of a fixed anchor clamp; the problems that the agent loss rate is high, the dosage is large and the throwing point is not accurate can be solved, and the problem that gravel cannot be removed at the key position where the throttler and the oil pipe are clamped is effectively solved. 本发明公开了一种油管内液体药剂投放工具及使用方法，属于油气开采领域，包括上连接部、盛药筒和释放药剂部；盛药筒上端连接上连接部一端