The utility model relates to
bone conduction hearing aid technical field discloses a kind of
bone conduction hearing aid's dialing
assembly, including shell, inner shell, hardware push twist, waterproof
silica gel and card, the hardware push twist is installed in the recess of shell and inner shell opening, the hardware push twist fork arm is passed through shell and inner shell and is clamped with sliding switch, the waterproof
silica gel is embedded in the recess in hardware push twist inside, the card is inserted in the limiting groove of hardware push twist fork arm, and card makes waterproof
silica gel and inner shell
interference fit, the fork arm of the hardware push twist is 'U' type structure, and hardware push twist is passed through shell and inner shell after and is clamped with sliding switch, the waterproof silica gel is filled between recess in hardware push twist inside and inner shell, forms sealed structure to prevent
water vapor into shell interior, the utility model improves the operation stability, waterproof reliability and
assembly efficiency of
bone conduction hearing aid dialing
assembly.