Bone conduction hearing aid

The bone conduction hearing aid provided by the utility model comprises a head-mounted sleeve frame, a beam plate sleeve bin is installed in the middle of the head-mounted sleeve frame, the head-mounted sleeve frame and the beam plate sleeve bin are of an integrated structure, the left side and the right side of the head-mounted sleeve frame are respectively provided with a first guide rail groove, and the two sides of the inner wall of each first guide rail groove are respectively provided with a second guide rail groove. According to the bone conduction hearing aid provided by the utility model, the position of the bone conduction fitting sleeve can be changed by sliding up and down under the action of the embedded sleeve blocks slidably mounted in the first guide rail groove and the second guide rail groove of the head-mounted sleeve frame, and the position of the bone conduction fitting sleeve can be changed by utilizing the embedded corresponding relationship between the gear turntable embedded in the be