Removable formula U type soldering iron

The utility model provides a removable formula U type soldering iron, include the whole that becomes by two sections cylinders in front and back and middle changeover portion cylinder boss shape U type groove has been seted up along axle core direction to soldering iron front end cylinder tip, and soldering iron rear end cylinder tip is equipped with the joint groove for soldering iron handheld part is connected with being supporting, the U profile both sides of following U type groove on the front end cylinder are equipped with the scarf and the perpendicular to axle core direction that favour cylinder axis core direction cutting formation respectively and cut the only position mouth that forms, the scarf on the edge that links up with U type tank bottom portion be equipped with the soldering tin mouth that forms by the arc recess of indent, gathering xi shui when the soldering tin mouth is used for welding to ensure to weld off -the -shelf uniformity. The utility model discloses simple structure, convenient