Fan module mounting device and server

A server, comprising a fan module mounting device,

• wherein the fan module mounting device comprises a positioning and connection base and a rotary mounting cylinder;
• wherein the positioning and connection base is fixed inside a case, a bottom surface of a connecting end of the rotary mounting cylinder is hinged to the positioning and connection base, the rotary mounting cylinder can pivot around a rotating shaft parallel to the positioning and connection base, and two pivoting extreme positions of the rotary mounting cylinder respectively correspond to a working state and a maintenance state;
• a pick-and-place end of the rotary mounting cylinder away from the rotating shaft is provided with a passage for a fan to enter and exit;
• the positioning and connection base is provided with a blocking and locking snap;
• and in the working state, the blocking and locking snap is snap-fitted with and limits the pick-and-place end of the rotary mounting cylinder, and blocks and limits the fan.