Quick-fitting stool

A quick-fitting stool, comprising:

• a main plate, at least three side plates, and corner protectors, wherein a number of the corner protectors is a same number as a number of the side plates;
• wherein each of the side plates and each of the corner protectors are alternately arranged, and are enclosed to form a circumferentially closed side wall;
• the corner protectors extend in a height direction, and each of the corner protectors comprises a first mounting surface and a second mounting surface spliced to two adjacent side plates, respectively;
• the first mounting surface of each of the corner protectors and the second mounting surface of each of the corner protectors are detachably connected to the two adjacent side plates, and an outer side surface of the corner protectors is flush with an outer side surface of the side plates;
• the main plate is horizontally placed on an upper side surface of each of the side plates, the side plates support the main plate, and the main plate is connected with an upper side edge of at least one of the side plates;
• wherein first lock holes and first location holes are arranged on a side of each of the side plates spliced to one adjacent corner protector;
• both of the first mounting surface and the second mounting surface of each of the corner protectors comprise protruding lock heads and first location posts;
• wherein the quick-fitting stool further comprises a bottom plate arranged on an inner side of the circumferentially closed side wall;
• rollers are arranged on a lower side surface of the bottom plate;
• the bottom plate is connected with the circumferentially closed side wall;
• a lower end of the circumferentially closed side wall is lower than the bottom plate to define a storage cavity;
• the storage cavity is configured to receive the rollers;
• a plurality of second location posts are arranged on two sides of the bottom plate;
• a plurality of second location holes are arranged on the inner side of the circumferentially closed side wall, and each of the second location posts is inserted into each of the second location holes to fix the bottom plate to the side plates.