Multifunctional collapsible stool

A multi-functional collapsible stool, comprising:

• a collapsible stool body having a circular upper end and a circular lower end, the circular upper end comprising a circular upper seat and the circular lower end comprising a circular lower seat, wherein the collapsible stool body comprises a cavity,
• a circular upper cover configured to cover and uncover the cavity and mounted on the circular upper seat;
• a plurality of cylinders nested in sequence and disposed between the circular upper seat and the circular lower seat;
• wherein each of the plurality of cylinders comprises a top, waved edge;
• the plurality of cylinders are provided with a plurality of locking mechanisms;
• each of the plurality of locking mechanisms comprises an opening having a vertical portion, and a horizontal portion disposed on a right side of the vertical portion;
• the plurality of cylinders are configured to be locked or unlocked by the plurality of locking mechanisms;
• the plurality of cylinders comprises at least a first cylinder connected to the circular upper seat and a second cylinder connected to the circular lower seat;
• a strap wound on an outer side of the circular upper seat of the collapsible stool body;
• a first handle disposed at a center of a top of the circular upper end and a second handle disposed at a center of a bottom of the circular lower end, wherein the first handle and the second handle each comprise a first semicircular component and a second semicircular component opposite to the first semicircular component, wherein the first semicircular component and the second semicircular component each comprise two hinges;
• locking hooks mounted to the circular upper seat;
• and
• locking rings fitted with the locking hooks and mounted to the circular lower seat;
• wherein the numbers of the locking hooks and the locking rings are three;
• the three locking hooks are equally distributed on a bottom of the circular upper seat;
• the three locking rings are equally distributed on a top of the circular lower seat;
• and when the multifunctional collapsible stool is in a collapsed state, the locking hooks are fitted into the locking rings to maintain the folded state;
• wherein
• to facilitate opening the circular upper cover and a circular backup ring, a rear end of the circular upper cover is rotatably connected to the rear end of the circular upper seat, the rear end of the circular upper seat includes a connection seat with which a rear end of the circular backup ring and the rear end of the circular upper cover are both hinged;
• when the circular upper cover is in a closed state, the circular upper seat, the circular backup ring and the circular upper cover are distributed sequentially from bottom to top;
• a front end of the circular upper cover is connected to the circular upper seat via two buckles;
• and
• the front end of the circular upper cover is provided with the two buckles, and two buckling blocks configured to be mated with the two buckles are disposed on an outer side wall of a front end of the circular upper seat.