Multifunctional tablet computer support

The utility model discloses a multifunctional tablet personal computer support which comprises a main body support, first positioning pin shafts are arranged on the two sides of the main body support, second positioning pin shafts are arranged on the tops of the two sides of a keyboard, the keyboard is rotationally connected with the main body support through a connecting rod, the keyboard can be put down or put away, and a Bluetooth connecting device and a built-in battery are arranged in the keyboard. A protective sleeve is arranged on the back face of the main body support, a mounting plate of the protective sleeve is fixed to the top of the back face of the main body support, the inclination angle of a supporting plate can be adjusted during use to achieve different supporting effects on the main body support, and a protective panel is used for protecting keyboard keys from being extruded and collided by external force when folded; according to the multifunctional tablet personal computer support, the fun