Mouse scroll wheel mechanism

Abstract

A mouse scroll wheel mechanism is provided, including: a wheel base and a wheel body, wherein the wheel base is provided with an axial hole, and a plurality of bearings are arranged at different positions in the axial hole; a rotating shaft extending outward is arranged at the center of the wheel body, and the rotating shaft is arranged in a plurality of the bearings, so that the wheel body can rotate outside the wheel base, and the rotating shaft can also move in the bearing in an axial direction over a short distance so that the wheel body can move to a first position and a second position; the first position is a flywheel mode wherein the wheel body can rotate freely, and the second position is a toggle mode wherein the wheel body rotates intermittently. The switching to different operation modes is achieved by moving the wheel body.

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