2results about How to "Narrow space" patented technology

The present invention discloses a belt-transmission angle attachment head, including a housing, a power mechanism, a transmission mechanism and a spindle; the power mechanism and transmission mechanism are arranged in the housing; the power mechanism includes a servo motor and a reducer, the servo motor is connected to the reducer, and an input shaft of the reducer is vertically arranged with respect to an output shaft of the reducer; the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, and the driving wheel is mounted on the output shaft of the reducer; a side of the spindle is mounted on the housing via a rotating shaft, an end of the rotating shaft away from the spindle is mounted with the driven wheel, the driving wheel and the driven wheel are connected via the transmission belt, and the spindle and the power mechanism are located on the same side of the transmission mechanism. The angle attachment head has advantages such as small size, simple structure and suitable for deep cavity machining.

The utility model discloses an open type magnetic attraction ear clip earphone. The earphone includes function warehouse shell body, loudspeaker warehouse shell body, function warehouse magnet, loudspeaker warehouse magnet and U type connecting piece, function warehouse magnet is close to the inner wall of function warehouse shell body near loudspeaker warehouse shell body one side, loudspeaker warehouse magnet is close to the inner wall of loudspeaker warehouse shell body near loudspeaker warehouse shell body one side, U type connecting piece includes first straight section, arc section and second straight section that are integrally connected in proper order, and the end of first straight section is connected function warehouse shell body, and the end of second straight section is connected loudspeaker warehouse shell body, the length of second straight section is greater than the length of first straight section, and function warehouse magnet is away from first straight section, and loudspeaker warehouse magnet is close to second straight section, so that function warehouse magnet and loudspeaker warehouse magnet can be completely attached. The sound that the loudspeaker of the earphone can more centrally enter the ear canal, reduces the leakage, improves the sound transmission quality.