Water-cooling circulating air compressor for ink production

The utility model discloses a water-cooling circulation air compressor for printing ink production, which comprises an air compressor, a ventilation cover, two fixed blocks, two grooves and two insertion holes, the ventilation cover is movably connected to the front side of the air compressor, one sides of the two fixed blocks close to the air compressor are fixedly connected with the surface of the air compressor, and the two grooves are arranged in the air compressor. The two grooves are formed in the left side and the right side of the top of the ventilation cover. The air compressor, the ventilation cover, the fixing block, the groove, the inserting hole, the placing cavity, the positioning mechanism and the adjusting mechanism are arranged and used in cooperation, the adjusting mechanism is pulled to drive the positioning mechanism to enter the placing cavity, and at the moment, the ventilation cover can be detached; the problems that when the water-cooling circulation air compressor is used, heat genera