Low-noise swivel chair

A low-noise swivel chair, comprising:

• a seat rotation unit, and the seat rotation unit comprises a fixing base configured to connect with a support base and a fixing column configured to connect with a seat,
• wherein the fixing column passes through the fixing base in an axial direction and is rotatably connected to the fixing base through a rotating component,
• wherein the rotating component comprises:
• a first rotating part, which is provided between an inner wall of the fixing base and an outer wall of the fixing column and is configured to withstand a radial force of the fixing column;
• a second rotating part, which is sleeved on an outer circumference of the fixing column and provided above the fixing base;
• the fixing column is provided with a support portion that is radially outward extending, and the support portion is supported on the second rotating part, a lower end of the second rotating part is supported on the fixing base to withstand an axial force of the fixing column.