Magnetic attraction pen

The utility model discloses a magnetic attraction pen which comprises a shell and at least one magnetic rotating assembly, and a containing cavity is formed in the shell. The at least one magnetic rotating assembly is arranged in the containing cavity and comprises a magnetic assembly, and the magnetic assembly is rotationally connected to the shell. The magnetic attraction pen can automatically rotate to adjust the polarity of the magnetic field and automatically stretch to adjust the position of the magnetic rotating assembly, and then the magnetic attraction pen rack structure with different magnetic field distributions is compatible. 本申请公开了一种磁吸笔，包括壳体以及至少一个磁性旋转组件，壳体形成有容置腔；至少一个磁性旋转组件设置于容置腔，磁性旋转组件包括及磁性组件，磁性组件旋转连接于壳体。本申请磁吸笔能够自主旋转调节磁场极性、自主伸缩调节磁性旋转组件位置，进而兼容不同磁场分布的磁吸笔架结构。