Mixing device for producing dimethylolbutyric acid

The utility model relates to the technical field of dimethylolbutyric acid, and discloses a dimethylolbutyric acid production mixing device which comprises a reaction tank, a first stirring rod and a second stirring rod, the stirring parts of the first stirring rod and the second stirring rod are mutually staggered and are opposite in orientation, and the first stirring rod and the second stirring rod are arranged in the reaction tank. Connecting rods are fixedly connected to the ends, away from each other, of the first stirring rod and the second stirring rod, first fixing blocks are arranged on the two sides of the reaction tank, the bottoms of the first fixing blocks are fixedly connected to the top ends of the connecting rods, and a second gear and a fourth gear which are meshed with each other are arranged in each first fixing block; racks are additionally arranged on the two sides of the reaction tank. According to the reaction tank, raw materials in the reaction tank are transversely and repeatedly sti