Detachable door and window pulley

The utility model provides a detachable door and window pulley, and relates to the field of doors and windows. A detachable door and window pulley comprises a mounting base, the mounting base is provided with a pulley assembly which telescopically slides with the mounting base, a groove is formed in the side edge of the mounting base, a containing groove is formed in the position, opposite to the mounting base, of the pulley assembly, and a wear-resisting piece is arranged in the containing groove. A fastening screw used for fastening the pulley assembly is detachably arranged in the groove, and a stud of the fastening screw penetrates through the installation base to abut against the abrasion-resistant piece. The utility model aims to provide a detachable door and window pulley which can increase the locking force on a height-adjustable pulley and prolong the service life of the door and window pulley. 本实用新型提出了一种可拆卸门窗滑轮，涉及门窗领域。一种可拆卸门窗滑轮，包括安装座，上述安装座设置有与其伸缩滑动的滑轮组件，上述安装座的侧边开设有凹槽，上述滑轮组件相对上述安装座处设有放置槽，上述放置槽内设置有耐磨片