Adjustable and detachable cloth bag trolley with swivel casters

An adjustable and detachable cloth bag trolley with swivel casters, comprising:

• a base brace (1), support braces (2) and roller assemblies (3), wherein the base brace (1) comprises a rotary pedestal (11) and bottom support rods (12), one end of each of the bottom support rods (12) being rotatably arranged on the rotary pedestal (11), and an other end being rotatably connected with the support brace (2);
• the support braces (2) each comprise a first support rod (21) and a second support rod (22) that are rotatably connected, the first support rod (21) comprising a fixed rod (211) and an adjusting rod (212), the adjusting rod (212) being slidably arranged in the fixed rod (211) and provided with a plurality of adjusting holes (2121) at a lower end thereof, an upper end of the fixed rod (211) being provided with a through-type locking hole (2111), and a locking bolt (213) being inserted into the locking hole (2111);
• and the roller assemblies (3) each comprise a mounting sleeve (31) and a swivel caster (32), the mounting sleeve (31) being inserted into a lower end of the support brace (2), and the swivel caster (32) being rotatably arranged at a lower end of the mounting sleeve (31).