Portable hard disk box

The utility model belongs to the technical field of electronic product accessory technique and specifically relates to a portable hard disk box, including hard disk cartridge and heat dissipation box, heat dissipation box disposed on hard disk cartridge below, the hard disk cartridge left end is equipped with the hard disk mounting groove, is equipped with the USB interface on the hard disk mounting groove, is equipped with the connecting seat between hard disk cartridge and the heat dissipation box, and the connecting seat upper end is equipped with the screw terminal, and the hard disk cartridge bottom is equipped with the installation pipe, and the screw terminal is just in time screwed intraductally in the installation, and installation pipe both sides are equipped with the cushion rubber pad, and the hard disk cartridge right -hand member is equipped with the spring board, is equipped with the fan in the heat dissipation box, and heat dissipation box upper end is equipped with the heat sink strip, and installation pipe upper end is equipped with the rubber kicking block. This device can furthest the protection hard disk do not receive the influence of vibrations, safe and reliable uses convenient to carry.