JPS59194595U

JPS59194595U - double pump

Info

Publication number: JPS59194595U
Application number: JP8976683U
Authority: JP
Inventors: 日出夫小林; 吉村　国政
Original assignee: トヨタ自動車株式会社
Priority date: 1983-06-10
Filing date: 1983-06-10
Publication date: 1984-12-24

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図は本出願人が先に提案した二連式ポンプの縦断面
図、第２図は本考案にかかる二連式ポンプの一実施例を
示す縦断面図、第３図は本考案にかかる二連式ポンプの
他の実施例を示す縦断面図である。９・・・第一のポンプハウジング、１０・・・第二のポ
ンプハウジング、９ａ、１０ａ・・・軸受ケース部、１
１・・・隔壁、１２・・・第一のポンプ室、１３・・・
第二のポンプ室、１４．１５・・・吸入口、１６．１７
・・・吐出口、１８，２３．２９・・・ボールベアリン
グ、１９・・・ポンプ軸、２０・・・プーリ、２１川第
−のポンプインペラ、２２・・・第二のポンプインペラ
、２４．２５，２６，２７，２Ｂ・・・シール。Fig. 1 is a vertical sectional view of a dual-barrel pump previously proposed by the present applicant, Fig. 2 is a longitudinal sectional view showing an embodiment of the dual-barrel pump according to the present invention, and Fig. 3 is a longitudinal sectional view of a dual-barrel pump according to the present invention. FIG. 3 is a longitudinal sectional view showing another embodiment of such a dual pump. 9... First pump housing, 10... Second pump housing, 9a, 10a... Bearing case portion, 1
1... Partition wall, 12... First pump chamber, 13...
Second pump chamber, 14.15... Suction port, 16.17
...Discharge port, 18, 23.29...Ball bearing, 19...Pump shaft, 20...Pulley, 21st river pump impeller, 22...Second pump impeller, 24. 25, 26, 27, 2B... Seal.

Claims

[Claims for Utility Model Registration] - (1) First and second pump housings defining concentric first and second centrifugal pump chambers separated in the axial direction by a common partition; - and second pump impellers respectively disposed within the first and second pump housings; one pump shaft extending through the bulkhead and supporting the first and second pump impellers; A double-barreled pump characterized by a plurality of girder bearings that support the pump shaft so that it can rotate freely. (2) The dual pump according to claim 1, which is a registered utility model, characterized in that the bearing is provided on the first pump housing and the partition wall on the pump shaft drive side. (3) The dual pump according to claim 1, wherein the bearings are provided in the first and second pump housings.