Built-in heat dissipation device of industrial automatic control equipment

The utility model discloses a built-in heat dissipation device of industrial automation control equipment. The control equipment comprises a shell, a control equipment body and a cavity between the shell and the control equipment body, a cavity is formed in the base, a metal shell is arranged in the cavity, a heat dissipation water pipe, a water tank and semiconductor chilling plates are arrangedin the metal shell, the heat dissipation water pipe is fixed to the metal shell, the semiconductor chilling plates are arranged at the two ends of the water tank, and the sides, absorbing heat, of thesemiconductor chilling plates face the water tank. Copper sheets are arranged on the two sides of a water tank; the copper sheet has a good heat conduction effect; semiconductor chilling plates are arranged on the two sides of the water tank; according to the water tank, the two sides of the water tank can be cooled through the semiconductor chilling plates, the copper sheets have good heat conduction performance, heat in