Vehicle -mounted screen revolution mechanic

The utility model relates to a vehicle display technical field, in particular to vehicle -mounted screen revolution mechanic, including screen, base, CD -ROM drive motor, rotation axis and transmission shaft, the CD -ROM drive motor sets up on the base respectively with the rotation axis, the transmission shaft passes through CD -ROM drive motor area driven rotating shaft and rotates, L type draw-in groove has been seted up on the lateral surface of rotation axis, be provided with the screen briquetting in the rotation axis, be provided with the energy storage part on the screen briquetting,be provided with the ring flange at the screen back, axle sleeve and interior axle sleeve outside being provided with on the ring flange, outer axle sleeve is used for installing the outside at the rotation axis, and interior axle sleeve is used for installing in the rotation axis, be provided with on the inner wall of axle sleeve outside with rotatory epaxial L type draw -in groove matched with fixture block. Use this tec