Connector of mask fixing band

The utility model discloses a connector of a mask fixing band. A substrate is provided with two groups of fixing band assemblies which are distributed in parallel up and down; each fixing band assembly comprises a tooth-shaped clamping groove, a sliding seat, a movable clamp and a fixing clamp, wherein the neck of the sliding seat is clamped and embedded in the tooth-shaped clamping groove and canmove and be positioned along the tooth-shaped clamping groove, and the movable clamp is fixedly installed on a panel of the sliding seat. A fixed clamp arranged corresponding to the movable clamp isfixedly arranged on the base plate; and the handle parts of the fixed clamp and the movable clamp are oppositely arranged, and the clamp parts of the fixed clamp and the movable clamp face the outer side of the substrate. Pressure damage to the skin behind ears caused by wearing the ear-hanging type mask is completely eradicated, and the sealing performance of the mask and the face is fully guaranteed; when the lacing type