Hole digger is pressed in pipeline instrument valve area

The utility model relates to a hole digger is pressed in pipeline instrument valve area. Its technical scheme is: valve adapter sleeve's one end is equipped with the connector, connects the side valve door in the outside of connector, is equipped with the internal thread at the inner chamber of connector, passes through threaded connection with pipeline welding's nipple joint, valve adapter sleeve's outside cover has the feed sleeve, be equipped with the drilling rod in the feed sleeve, the one end of drilling rod is equipped with the drill bit, and the other end is equipped with rotatory handle, and end cap sealing connection is passed through to rotatory grip. The beneficial effects are that: realized that incessantly the trompil is pressed in defeated area, the dangerous problem of pipeline trompil has thoroughly been solved in the development of this achievement, but also can avoid former oil leakage or injection that the trompil process caused. 本实用新型涉及种管线仪表阀门带压开孔器。其技术方案是：阀门连接套管的端设有连接头，在连接头的外侧连接侧阀门，在连接头的内