Fully modularized pyrolysis reactor with simultaneous multi-feed capabilities

A pyrolysis reactor, comprising:

• an upper vessel (1), the upper vessel (1) being provided with a gas collection pipeline (11);
• a middle vessel (2), the middle vessel (2) being detachably connected to the upper vessel (1), the middle vessel (2) being provided with at least two feeding units (21), each feeding unit (21) of the at least two feeding units (21) having a discharge pipe (211) positioned into an inside of the middle vessel (2), and a discharge port of each discharge pipe (211) being provided with a heat insulation valve (212) configured to be automatically closed under gravity;
• and
• a lower vessel (3), the lower vessel (3) being detachably connected to the middle vessel (2), an integrated grate (31) being rotatably provided inside the lower vessel (3), a top of the integrated grate (31) being provided with a rotatable distributor (32), the rotatable distributor (32) comprising a support tray (321) and having a material distribution tower (322) with a pointed top structure, the material distribution tower (322) being provided at a center of the support tray (321), materials falling from the discharge port first falling to the pointed top structure of the material distribution tower (322) for primary distribution, and the materials after primary distribution evenly falling to an outer circumference of the support tray (321) for secondary distribution, and then more evenly falling to a surface of the integrated grate (31);
• wherein the discharge port of each discharge pipe (211) is positioned above the rotatable distributor (32) and adjacent to the rotatable distributor (32), such that each discharge pipe (211) is inserted into a core feed zone and a reaction zone inside the pyrolysis reactor;
• wherein, for each discharge pipe (211), an end water-cooling pipeline (38) is arranged at an end portion of the discharge pipe (211) to cool the end portion of the discharge pipe (211), and a bottom of the end water-cooling pipeline (38) protrudes so that the heat insulation valve (212) is closed at the discharge port in an inclined closed state;
• wherein the heat insulation valve (212) is rotatably provided at the discharge port, and a hinge or pivot axis (213) of the heat insulation valve (212) is provided above the discharge port and above the end water-cooling pipeline (38);
• wherein a seat (33) fixedly connected to the lower vessel (3) is provided between the rotatable distributor (32) and the integrated grate (31), and a periphery of the seat (33) envelops the support tray (321) upward to form a dustproof cap (331);
• wherein the seat (33) is connected to a plurality of fastened water-cooling pipelines (34), one end of each water-cooling pipeline (34) is connected to the lower vessel (3), the other end thereof is connected to the seat (33), and each water-cooling pipeline (34) is arranged above the surface of the integrated grate (31) to agitate and stir materials on the surface of the integrated grate (31), and the water-cooling pipeline (34) is of a hollow structure with circulating cooling water circulating within the hollow structure;
• wherein the integrated grate (31) is integrated with an air inlet pipe (35), and an air inlet of the air inlet pipe (35) is introduced at a bottom of the integrated grate (31);
• wherein the pyrolysis reactor further comprises a modular ash/char discharge unit (4) detachably provided at a bottom of the lower vessel (3), a circular strip-shaped ash/char discharge port (36) being formed between the bottom of the surface of the integrated grate (31) and an inner wall of the lower vessel (3), and after reaction is completed, waste ash/char enters the ash/char discharge unit (4) through the ash/char discharge port (36);
• and
• wherein respective corresponding joins of the upper vessel (1), the middle vessel (2), the lower vessel (3), and the ash/char discharge unit (4) each are a ring fit, to horizontally implement modular assembly adjustable in any direction.