Double-layer heat preservation tank body of vertical livestock and poultry manure aerobic fermentation tank

• Main Authors: HU SHAOWEI, HU WENWEI, LI LIN, NIU XIUYANG, HU LONGHAI, ZHU AIGUO, SUN ZHONGHUA
• Format: Patent
• Language: Chinese; English
• Published: 31.12.2021
• Subjects: CHEMISTRY; FERTILISERS; MANUFACTURE THEREOF; METALLURGY; ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE

The utility model discloses a double-layer heat preservation tank body of a vertical livestock and poultry manure aerobic fermentation tank. A heat preservation layer supporting plate (6) and a supporting column (8) are welded to the two ends of a carbon steel middle-layer heat preservation plate (3), a stainless steel inner-layer heat preservation plate (1) is fixedly welded to the heat preservation layer supporting plate (6) on the inner side, polyurethane heat preservation polystyrene foam (2) is poured into a hollow inner cavity of the stainless steel inner-layer heat preservation plate (1) and a hollow inner cavity of the carbon steel middle-layer heat preservation plate (3), and a color steel outer-layer protection plate (5) is fixed to the heat preservation layer supporting plate (6) on the outer side through screws (7). And the hollow inner cavities of the color steel outer-layer protective plate (5) and the carbon steel middle-layer heat insulation plate (3) are filled with heat insulation cotton (4)