Rapid installation structure of encoder

The utility model discloses an encoder rapid installation structure, which comprises a panel support and an assembly suite, the assembly suite comprises an encoder assembly and a fixing box, the encoder assembly comprises encoders and a circuit board, at least two encoders are welded on the front side of the circuit board, support edges are formed at the rear ends of upper and lower side plates of the fixing box, and the support edges are welded on the front side of the circuit board. Circuit board clasps are respectively formed on the outer sides of the upper side plate and the lower side plate, the front surface of the circuit board leans against the connecting support edge, the circuit board clasps are buckled at the edge part of the circuit board, a directional notch is formed at the upper end of the circuit board, an insertion sheet is formed in the upper part of the fixed box, the directional notch is connected with the insertion sheet in a matched manner, and the front plate leans against the panel bra