Material discharge valve of pneumatic conveying system

The material discharge valve of the pneumatic conveying system is compact in structure, good in sealing performance and capable of preventing materials from being blocked. The pneumatic conveying valve comprises a valve body, an air inlet connecting pipe and a sealing mechanism, the valve body is provided with a feeding port and a discharging port, the acting end of the sealing mechanism is matched with the feeding port, the air inlet connecting pipe is arranged on the valve body and connected with pneumatic conveying equipment, and the sealing mechanism is arranged on the valve body. The air inlet connecting pipe, the feeding port and the discharging port are communicated with one another. The drain valve is applied to the technical field of drain valves. 本实用新型旨在提供一种结构紧凑，密封性好，并且能够避免物料发生卡顿的气力输送系统的物料排放阀。本实用新型包括阀体、进气连接管以及密封机构，所述阀体上设有进料口和出料口，所述密封机构的作用端和所述进料口相适配，所述进气连接管设置在所述阀体上，所述进气连接管与气力输送设备相连接，所述进气连接管、所述进料口以及所述出料口相互连通。本实用新型应用于排放阀技术领域。