Traction hook

The utility model relates to a towing hook which comprises a bottom plate, a connecting piece connected with the bottom plate and a towing accessory connected with the connecting piece, a clamping block is arranged on the connecting piece, a clamping cavity is formed in the clamping block, and locking pieces extending into the clamping cavity are arranged on the two opposite sides of the clampingcavity. According to the utility model, the traction hook and the tooth surface are glued and fixed to provide bonding force, and the connection between the traction hook and the bracket also providesbonding force, so that the traction hook can be more stably fixed on the tooth surface. After the binding power between the towing hook and the surface of the tooth fails, the connecting structure between the towing hook and the bracket can still enable the towing hook to exist on the surface of the tooth. 本实用新型涉及一种牵引钩，包括底板、与底板连接的连接件、与连接件连接的牵引附件，所述连接件上设置有夹持块，所述夹持块上设置有夹持腔，所述夹持腔的相对两侧设置有伸入夹持腔的锁紧件。本实用新型具有不仅牵引钩与牙齿表面胶粘固定提供粘结力，牵