Portable notebook computer desk

The utility model relates to a portable notebook computer desk with a folding, desktop height and inclination degree-adjusting structure. The portable notebook computer desk is characterized by comprising a lower shell (1), a box cover (2), supporting legs (3), a radiating fan (4) and a mouse supporting plate (5), wherein the radiating fan (4) and the mouse supporting plate (5) are arranged in the lower shell (1); a rear panel of the lower shell (1) is hinged to the rear end of the box cover (2) through hinges (6); the box cover (2) rotates around the shafts of the hinges to form an openable-closeable box body structure; the radiating fan (4) is arranged at the left end in the lower shell (1); a long through hole (1-1) is formed in a right panel of the lower shell (1); the mouse supporting plate (5) with a withdrawing-type structure is arranged on the long through hole (1-1); a front pair of supporting legs (3) and a rear pair of supporting legs (3) are arranged on the lower end parts of the front panel and the rear panel of the lower shell (1); each pair of supporting legs (3) can rotate oppositely and are accommodated on the front panel and the rear panel of the lower shell (1). The portable notebook computer desk has the beneficial effects of simple structure, convenience in carrying and high use performance.