Pipeline conveying structure and micro-coal heat supply system applying same

• Main Authors: LI QINGLIAN, HUANG YANYONG, SUN YUNFENG
• Format: Patent
• Language: Chinese; English
• Published: 16.06.2020
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; FURNACES; FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; JOINTS OR FITTINGS FOR PIPES; KILNS; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; OPEN SINTERING OR LIKE APPARATUS; OVENS; PIPES; RETORTS; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model relates to the field of ceramic production machinery, in particular to a pipeline conveying structure and a micro-coal heat supply system applying the pipeline conveying structure, and the pipeline conveying structure comprises a hot air conveying pipeline and an air pipe; the hot air pipeline is of a tubular structure built by refractory bricks; the air pipe is of a tubular structure with one end blocked and the other end provided with an inlet end, and the pipe diameter of the air pipe is smaller than that of the hot air pipeline. The air pipe is nested in the hot air pipeline and is arranged close to the bottom of the hot air pipeline, and a powder scattering gap is formed between the outer wall of the bottom of the air pipe and the inner wall of the bottom of the hotair pipeline; a plurality of blast holes are formed in the bottom of the air pipe and face the powder scattering gaps; after the air pipe of the special structure is additionally arranged at the special position in the pipeli