Computer shell locking device

The invention discloses a computer shell locking device. The device comprises a base, a cover plate and a locking structure, wherein the cover plate is arranged on the base; the locking structure is used for locking the cover plate; the base is provided with a retaining groove and a stop block; the cover plate is provided with an inverted hook which is matched with the retaining groove; the locking structure comprises a fixing part, an operating part and an elastic component; the fixing part is movably arranged at the bottom of the cover plate; the operating part is arranged on the top of the cover plate and penetrates through the cover plate so as to be connected with the fixing part; and the elastic component is pressed between the fixing part and the cover plate. In the computer shell locking device, only the operating part is required to be operated to press or separate the fixing part of the locking structure on or from the stop block on the base, so the cover plate and the base can be locked or opened; and the device is easy to operate and convenient to use.