EPB wire harness structure

The utility model discloses an EPB wire harness structure which comprises a motor body, a heat dissipation shell, a bottom plate and first filter cotton, the motor body is fixed at the top of a pneumatic block, an output shaft of the motor body is connected with the input end of a compressor, and the motor body is sleeved with the heat dissipation shell. A gap is formed between the inner wall of the heat dissipation shell and the outer wall of the motor body to form an air chamber, a first vent hole communicated with the air chamber is formed in the top of the heat dissipation shell, first filter cotton is arranged on the first vent hole, and the bottom plate is arranged between the heat dissipation shell and the pneumatic block and extends into the air chamber; and a second vent hole communicated with the air chamber is formed in the bottom plate extending into the air chamber. Compared with the prior art, the utility model has the advantages that: the utility model can avoid the problem of excessive glue in