Title:
AGITATION DEVICE
Document Type and Number:
Japanese Patent JP2021142478
Kind Code:
A
Abstract:
To improve the sealability of an agitation device and the abrasion resistance of a seal.SOLUTION: An agitation device includes: an agitation tank defining an agitation chamber SR; a plurality of agitation blades arranged in the agitation chamber SR; a shearing blade driving shaft 132 extending from the lower side of the agitation tank into the agitation chamber SR for driving rotation of at least one shearing blade 106 among the plurality of agitation blades; a fixing ring 158 and a rotary ring 170 arranged on an outer side of a radial direction of the shearing blade driving shaft 132 and sealing between the agitation tank and the shearing blade driving shaft 132. A sealing surface SS of a mechanical seal structure is formed at the same height as a lowest part of the agitation chamber SR.SELECTED DRAWING: Figure 4
Inventors:
SOGABE HIROSHI
KANEMORI YORIYUKI
KANEMORI YORIYUKI
Application Number:
JP2020042862A
Publication Date:
September 24, 2021
Filing Date:
March 12, 2020
Export Citation:
Assignee:
SUMITOMO HEAVY IND PROCESS EQUIPMENT CO LTD
International Classes:
B01F27/91
Attorney, Agent or Firm:
Sakaki Morishita
Tomisho Teruo
Tomisho Teruo