Roller bearing structure, subassembly and device are pulled out to car windshield vacuum tube

The utility model provides a roller bearing structure is pulled out to car windshield vacuum tube, and it includes the roller bearing body, and the roller bearing body has conical head portion, and many helical groove have been seted up on the surface of conical head portion, and helical groove is revolved to the bottom of conical head portion by the top disc of conical head portion. The utility model also provides a roller bearing subassembly is pulled out to car windshield vacuum tube and the device is pulled out to a car windshield vacuum tube. The utility model discloses compare and to prevent in prior art that part and vacuum tube surface from skidding, pull out the vacuum tube fast to improve work efficiency effectively. 本实用新型提供了种汽车挡风玻璃真空管拔除滚轴结构，其包括滚轴本体，滚轴本体具有锥头部，锥头部的表面开设有多条螺旋沟槽，螺旋沟槽由锥头部的顶部盘旋至锥头部的底部。本实用新型还提供了种汽车挡风玻璃真空管拔除滚轴组件和种汽车挡风玻璃真空管拔除装置。本实用新型相较于现有技术可以防止部件与真空管表面打滑，快速将真空管拔除，从而有效地提高工作效率。