循环式气流粉碎机及其粉碎系统

Circulating type jet mill and milling system thereof

  • Inventors: JI WEI
  • Assignees: 计伟
  • Publication Date: December 26, 2012
  • Publication Number: CN-102836766-A

Abstract

The invention relates to a milling device and system, specifically relates to a circulating type jet mill with convenience in use, high classifying precision and good milling effect, and relates to a milling system matched with the circulating type jet mill. The circulating type jet mill provided by the invention comprises a frame (1), a milling chamber (2) and a compressing air reservoir (3), wherein the milling chamber (2) is arranged on the frame (1); the compressing air reservoir (3) is connected with the lower part of the milling chamber (2); the milling chamber (2) is of annular oval shape; a classifying device is arranged on the upper part of the milling chamber (2); a feeding port (4) and a plurality of milling nozzles (5) are arranged on the lower part of the milling chamber (2); air inlet ends of the milling nozzles (5) are communicated with the compressing air reservoir (3); and air outlet ends of the milling nozzles (5) are respectively in tangential connection with the circles on the lower part of the milling chamber (2). The milling system provided by the invention comprises any circulating type jet mill, a product separating device and an air compressor (14), wherein the product separating device is connected with the outlet end of the classifying device and the air compressor (14) is connected with the compressing air reservoir (3).
本发明涉及一种粉碎设备和系统,具体为一种使用方便,分级精度高,粉碎效果好的循环式气流粉碎机,以及一种与其相配合的粉碎系统。本发明循环式气流粉碎机,包括机架(1),设置在机架(1)上的粉碎腔室(2),连接设置在粉碎腔室(2)下部的压缩储气室(3),其中,粉碎腔室(2)呈环状长圆形,上部设置有分级装置,下部设置有进料口(4)和若干研磨喷嘴(5);研磨喷嘴(5)的进气端与压缩储气室(3)连通,出气端分别与粉碎腔室(2)下部圆环依次切向连接。本发明粉碎系统,包括以上所述的任意一种循环式气流粉碎机,其还包括与分级装置出口端连接的产品分离装置,以及连接在压缩储气室(3)上的空气压缩机(14)。

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