Computer power source fixing device

A computer power source fixing device comprises a display base. The display base is connected with a brace. The brace is connected with a display body. An oval ring groove is formed in the display base and connected with a left arc inserting plate and a right arc inserting plate. The upper portion of the left arc inserting plate and the upper portion of the right arc inserting plate are connected with U-shaped clamping pieces. The U-shaped clamping pieces support the left side and the right side of the display body respectively. Transverse T-shaped front inserting grooves are formed in the front end of the left arc inserting plate and the front end of the right arc inserting plate, transverse T-shaped rear inserting grooves are formed in the rear end of the left arc inserting plate and the rear end of the right arc inserting plate, the transverse T-shaped front inserting grooves and the transverse T-shaped rear inserting grooves are connected with transverse T-shaped inserting blocks which are connected with a front arc inserting plate and a rear arc inserting plate, a brace sleeve is connected with a positioning ring, the positioning ring is connected with a set of power line combining fixing plates by one circumference, and a set of inverted U-shaped wire inlets are formed in the rear arc inserting plate. The computer power source fixing device is suitable for a computer power source.