Abstract: A massage device includes a housing and a swing unit, the housing includes a surrounding wall forming a cylindrical structure and two opposite openings respectively passing through the surrounding wall on opposite sides of the housing, and the swing unit includes: a swing section having a first swing end and a second swing end protruding from the two openings to the outside of the housing respectively; a motor; and a driving mechanism coupled to the motor and converting a rotational motion of the motor into a swing motion of the swinging section; wherein the first swing end and the second swing end swing back and forth with respect to the housing along an extending direction of the housing, and the first swing end and the second swing end alternately swung. According to the present disclosure, a massage device capable of being miniaturized and having a compact structure can be provided.

Abstract: A plug-in massage structure and a plug-in massage device are provided. The plug-in massage structure includes a carrier having a cylindrical area and a recess area, and the carrier can be fully inserted into a hole-shaped part to be massaged; the cylindrical area is an approximately cylindrical structure matched with an inner cavity of the hole-shaped part to be massaged; the virtual cylinder is a virtual cylindrical structure formed by the cylindrical area maintaining its cylindrical end surface and extending to the recess area; a depth of the recess area is M, and M is a height of a tunnel center line of the tunnel-type recess structure; a massage assembly having massage elements disposed in the recess area; and the massage elements each has a degree of freedom A in the recess area.

Abstract: A plug-in massage structure and a plug-in massage device are provided. The plug-in massage structure includes a carrier having a cylindrical area and a recess area, and the carrier can be fully inserted into a hole-shaped part to be massaged; the cylindrical area is an approximately cylindrical structure matched with an inner cavity of the hole-shaped part to be massaged; the virtual cylinder is a virtual cylindrical structure formed by the cylindrical area maintaining its cylindrical end surface and extending to the recess area; a depth of the recess area is M, and M is a height of a tunnel center line of the tunnel-type recess structure; a massage assembly having massage elements disposed in the recess area; and the massage elements each has a degree of freedom A in the recess area.