Dehydrogenation reactor

The utility model discloses a dehydrogenation reactor, which relates to the technical field of dehydrogenation equipment and comprises an inner reaction tank, an anti-explosion outer tank body is arranged outside the inner reaction tank in a surrounding manner, and a cooling cavity for introducing cooling water is arranged between the anti-explosion outer tank body and the inner reaction tank. The top ends of the explosion-proof outer tank body and the inner reaction tank are fixedly covered with a sealing cover for sealing the explosion-proof outer tank body and the inner reaction tank, parallel spoilers located in the vertical direction are fixedly installed in the inner reaction tank, and a catalyst spray head is fixedly installed at the position, located at the center of the two spoilers, of the inner reaction tank; a nozzle is fixedly installed at the position, located at the tops of the two spoilers, of the inner reaction tank, a pressure pump is fixedly installed at the top end of the sealing cover, th