JPH01108394U

JPH01108394U -

Info

Publication number: JPH01108394U
Application number: JP122388U
Authority: JP
Priority date: 1988-01-11
Filing date: 1988-01-11
Publication date: 1989-07-21

Description

[Brief explanation of drawings]

第１図はこの考案によるウオツシヤポンプのイ
ンペラとシヤフトの取付構造の一実施例を説明す
るウオツシヤポンプの縦断面側面図、第２図は第
１図に示したウオツシヤポンプにおけるポンプ室
部分の各部品の外観斜視図、第３図は第１図に示
したウオツシヤポンプにおけるインペラとシヤフ
トとの部分破断側面図、第４図は従来のウオツシ
ヤポンプのインペラとシヤフトの取付構造を説明
するウオツシヤポンプの縦断側面図、第５図は第
４図に示したウオツシヤポンプにおけるシヤフト
の断面図である。１……ウオツシヤポンプ、３……モータ部、６
……シヤフト（モータシヤフト）、６ａ……フラ
ツト部、６ｂ……インペラ嵌合部、６ｃ……ガイ
ド部、１２……ポンプ室、１４……インペラ、１
４ｄ……シヤフト嵌合孔（モータシヤフト嵌合孔
）。 Figure 1 is a vertical cross-sectional side view of a washer pump illustrating an embodiment of the impeller and shaft mounting structure of the washer pump according to this invention, and Figure 2 is a perspective view of the external appearance of each part of the pump chamber in the washer pump shown in Figure 1. 3 is a partially cutaway side view of the impeller and shaft in the washer pump shown in FIG. 1, FIG. 4 is a longitudinal sectional side view of the washer pump illustrating the mounting structure of the impeller and shaft of a conventional washer pump, and FIG. 5 5 is a sectional view of the shaft in the wash pump shown in FIG. 4. FIG. 1... Washer pump, 3... Motor section, 6
... Shaft (motor shaft), 6a ... Flat part, 6b ... Impeller fitting part, 6c ... Guide part, 12 ... Pump chamber, 14 ... Impeller, 1
4d...Shaft fitting hole (motor shaft fitting hole).

Claims

[Scope of utility model registration request]

In a washer pump, an impeller fixed to a shaft extending from a motor part and rotating together with the shaft is provided in a pump chamber, and a polygonal impeller fitting part with a plurality of flat parts is provided on the pump chamber side of the shaft. Also, a tapered guide part is provided at the end, and a shaft fitting hole is provided on the shaft side of the impeller, having a similar shape to the impeller fitting part and capable of fitting into the impeller fitting part. A mounting structure for the impeller and shaft of a wash pump.