JPS611694U

JPS611694U - centrifugal blower impeller

Info

Publication number: JPS611694U
Application number: JP8780284U
Authority: JP
Inventors: 昭則山口
Original assignee: 三菱電機株式会社
Priority date: 1984-06-11
Filing date: 1984-06-11
Publication date: 1986-01-08

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の遠心送風機の羽根車の縦断面図、第２図
は第１図の■一■線における断面図、第３図は第１図の
■一■線における断面図、第４図はこの考案の一実施例
による羽根車の縦断面図、第５図は第４図の■一■線に
おける断面図、第６図は第４図の■一■線における断面
図である。図中、１はケーシング、１ａはケーシングスパイラル部
、２′は吸込口、３は主板、４は側板、５は羽根、６は
羽根ライナー、７は側板ライナー、８，９は締付具、１
０は羽根車軸、１１は出ロダンパー、１２は耐摩耗片で
ある。なお、図中、同一符号は同一または相当部分を示す。Figure 1 is a longitudinal sectional view of the impeller of a conventional centrifugal blower, Figure 2 is a sectional view taken along the line The figure is a longitudinal sectional view of an impeller according to an embodiment of the invention, FIG. 5 is a sectional view taken along line 1-1 in FIG. 4, and FIG. 6 is a sectional view taken along line 1-1 in FIG. 4. In the figure, 1 is the casing, 1a is the casing spiral part, 2' is the suction port, 3 is the main plate, 4 is the side plate, 5 is the blade, 6 is the blade liner, 7 is the side plate liner, 8 and 9 are the fasteners, 1
0 is an impeller shaft, 11 is an output damper, and 12 is a wear-resistant piece. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A main plate fitted to the shaft, a side plate disposed on both sides of the main plate, a plurality of blades provided on this side and between the main plates, and a fastener fixed to the inner peripheral surface of the side plate. An impeller for a centrifugal blower equipped with a side plate liner, characterized in that a wear-resistant piece is fixed to the outer surface of the side plate to protect an exposed portion of the side plate liner fastener.