JPS58111399U

JPS58111399U - water pump

Info

Publication number: JPS58111399U
Application number: JP919482U
Authority: JP
Inventors: 田島　真幸
Original assignee: 日野自動車株式会社
Priority date: 1982-01-26
Filing date: 1982-01-26
Publication date: 1983-07-29

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 the drawing]

第１図は自動車の内燃機関における冷却系統として使用
されたこの考案のウォータ・ポンプの具体例を示す部分
縦断面図、第２図は第１図に示したウォータ・ポンプに
おけるディスクの部分斜視図、第３図はこの考案のウォ
ータ・ポンプにおけるディスクの変形例を示す部分斜視
図である。１０・・・ウォータ・ポンプ、１１・・・ポンプ・ケー
シング、１２・・・ポンプΦシャフト、１３・・・ベー
ン、１４・・・オイル会シール、１５・・・ウォータ争
シール、１６・・・ディスク溝、１７・・・ドレーン通
路、１８゜２Ｂ・・・ディスク、１９・・・ベアリング
。Figure 1 is a partial vertical sectional view showing a specific example of the water pump of this invention used as a cooling system in an internal combustion engine of an automobile, and Figure 2 is a partial perspective view of a disk in the water pump shown in Figure 1. , FIG. 3 is a partial perspective view showing a modification of the disk in the water pump of this invention. DESCRIPTION OF SYMBOLS 10...Water pump, 11...Pump casing, 12...Pump Φ shaft, 13...Vane, 14...Oil seal, 15...Water seal, 16... Disc groove, 17...Drain passage, 18°2B...Disc, 19...Bearing.

Claims

[Scope of Claim for Utility Model Registration] A pump casing having a suction port and a discharge port, a pump shaft rotatably supported by the pump casing via a bearing, and a pump shaft for directing coolant from the suction port to the discharge port side. a vane disposed within the pump casing and attached to the pump shaft so as to convey the pump to the pump; a vane disposed between the vane and the bearing on the bearing side; An oil seal that seals between the pump φ shaft and a water seal that is installed on the vane side between the vane and the bearing and seals between the pump casing and the pump shaft. , a disc groove formed in the pump casing between the oil seal and the water seal, and a drain passage communicating with the disc groove at one end and outside the pump casing at the other end; a disc mounted on the pump shaft for rotation within the disc groove.