Resistance-reducing smoke and air pipeline of kiln tail boiler

• Main Authors: ZHANG PENGFEI, GUO WU, LIU RUXUAN, ZHOU ZHIQUAN, LI SHENGBAO, FENG HAO, BAI QIANGQIANG, LIU YINHAI, GUO GENG
• Format: Patent
• Language: Chinese; English
• Published: 31.01.2023
• Subjects: BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS,IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KINDOF FURNACE; FLUES; FURNACES; HEATING; KILNS; LIGHTING; MECHANICAL ENGINEERING; OVENS; REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTIONRESIDUES; RETORTS; WEAPONS

The utility model discloses a resistance-reducing smoke and air pipeline of a kiln tail boiler, which comprises a bent pipe, a straight pipe and an expansion joint, the bent pipe is connected with the expansion joint, the expansion joint is connected with the straight pipe, a venturi tube is arranged in the straight pipe, a negative pressure detector and a temperature detector are arranged on the venturi tube, and sealing rings are sleeved at two ends of the venturi tube. A connecting body is arranged at the position, close to the center, of the side portion of the Venturi tube, a linear guide groove is formed in the position, corresponding to the connecting body, of the side portion of the straight tube, the connecting body penetrates through the linear guide groove, and a driving device is arranged at the position, corresponding to the linear guide groove, of the side portion of the straight tube and comprises a motor, a lead screw, a moving seat and a bearing seat. The lead screw is installed on the straig