Hand-held carbon brush for RSO test of generator rotor

The invention relates to the technical field of generator rotor test equipment, in particular to a hand-held carbon brush for a generator rotor RSO test, which comprises a hand-held assembly comprising a hand-held rod, a fixed seat arranged on the hand-held rod, a carbon brush connected to the fixed seat, and a constant force spring arranged on the carbon brush, the lead is connected to the carbon brush, and the fixing assembly comprises an installation ring, a sliding block arranged on the installation ring, an installation column arranged on the installation ring, a pushing piece arranged on the installation column, a buffering piece fixed to the installation column and a holding piece connected to the pushing piece. According to the clamping device, the first clamping plate and the second clamping plate are fixed on the clamping piece, the connecting piece is arranged on the clamping piece, the constant-force spring abuts against the carbon brush, in the test process, the carbon brush can make tight contac