Anti-blocking deslagging structure of circulating fluidized bed boiler

• Main Author: LU ZHAODAN
• Format: Patent
• Language: Chinese; English
• Published: 03.05.2022
• Subjects: AIR; BLASTING; COMBUSTION APPARATUS; COMBUSTION PROCESSES; HEATING; LIGHTING; MECHANICAL ENGINEERING; METHODSOR APPARATUS FOR COMBUSTION USING FLUID FUELOR SOLID FUEL SUSPENDED IN; WEAPONS

The utility model relates to the technical field of circulating fluidized bed boilers, in particular to an anti-blocking deslagging structure of a circulating fluidized bed boiler, which can enable deslagging of the boiler to be smoother, prevent coking in operation of the boiler and reduce operation loss of bed materials, and comprises an air distribution plate, a slag outlet is formed in the center of the air distribution plate and connected with a slag falling pipe, and the air loosening device is characterized in that the slag falling pipe is a square slag falling pipe, the side wall of the slag falling pipe is connected with two loosening air branch pipes which are symmetrically arranged, and air outlets of the loosening air branch pipes are arranged upwards in an inclined mode. 本实用新型涉及循环流化床锅炉技术领域，具体为一种循环流化床锅炉防堵排渣结构，其能够使锅炉排渣更加通畅，防止锅炉运行结焦，减少床料运行损耗，其包括布风板，所述布风板上安装有带风帽的接管，所述布风板中心位置设置有出渣口，所述出渣口连接落渣管，其特征在于，所述落渣管为方形落渣管，所述落渣管的侧壁上连接两根对称布置的松动风支管，所述松动风支管的出风口倾斜向上布置。