Fecha de publicación: 27/10/2020 Fuente: WIPO "circular economy" The utility model discloses an environment-friendly processing device for wheat straw fiberboard blocks. Straw feeder, a grass cutter is arranged at a discharging part at the rear end of the feeder; agrass washing evacuator is connected behind the grass cutter; after the straw washing disperser is used, crushed straw is loaded into a pot through a pot loading device for a digester arranged behindthe straw washing disperser; a discharge hole in the lower end of the digester is connected with a separator through a high-pressure pipe; a spraying opening of the separator is connected with a dehydration conveyor through a high-pressure pipe; a water tank water outlet of the dehydration conveyor is connected with a water injection pipe of the pot tank, an auger discharge port of the dehydration conveyor is connected with a high-concentration pulping machine through a conveyor, a dilution bin is arranged behind the high-concentration pulping machine, a medium-concentration pulping machine is arranged behind the dilution bin, and a fiber filter pressing dehydrator is arranged behind the medium-concentration pulping machine; the wheat straw processing fiber has the advantages of flow lineproduction, improvement of the operation efficiency, improvement of the productivity, compact connection of all processes, and no starvation phenomenon.