Efficient heat dissipation industrial tablet computer

The utility model provides an efficient heat dissipation industrial tablet personal computer, which relates to the technical field of industrial computers and comprises a display screen, a protective shell is sleeved on the periphery of the display screen, a mainboard shell is arranged on the back of the display screen, and a water filling nozzle is arranged on the left side of the mainboard shell close to the top end. A water cooling pipe is arranged at the position, extending into the mainboard shell, of the water injection opening, a water outlet is formed in the position, extending to the right side of the mainboard shell, of the end, away from the water injection opening, of the water cooling pipe, a plurality of heat dissipation holes are formed in the back face of the mainboard shell at equal intervals in a penetrating mode, and a mainboard is arranged at the position, close to the front face, of the interior of the mainboard shell. A heat conducting sheet is arranged between the water cooling pipe and