On -vehicle memory hard disk protection device

The utility model provides an on -vehicle memory hard disk protection device, including pull box subassembly, quick -witted case subassembly and quick -witted case bracket assembly, the pull box subassembly includes pull box base and pull box upper cover, be provided with the damping energy absorber in pull box base and the pull box upper cover, the pull box base passes through the bumper shock absorber and connects the hard disk, machine case subassembly includes the anticreep double -screw bolt and is used for the installation the mainframe box of pull box subassembly, machine case bracket assembly includes shock attenuation bracket, shock attenuation part fixing device and silica gel shock attenuation part, the shock attenuation bracket passes through the anticreep double -screw bolt is connected the mainframe box. The utility model provides an on -vehicle memory hard disk protection device can carry out 360 degrees all -round three -dimensional triple shock attenuations protections to on -vehicle memory hard disk, simple structure, and the practicality is strong.