JPS6252228U

JPS6252228U -

Info

Publication number: JPS6252228U
Application number: JP14338185U
Authority: JP
Priority date: 1985-09-19
Filing date: 1985-09-19
Publication date: 1987-04-01

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案に従つたウオータポンプの第
１実施例を示す図面図、第２図は、第１図に於け
るウオータポンプの作動状態を示す断面図、第３
図は本考案の第２図実施例を示す断面図、第４図
は、本考案の従来装置を示す断面図である。１……ポンプボデイ、３……回転軸、４……ポ
ンプインペラ、４ｃ……インペラ部、６……リン
グ、６ａ……内輪、６ｂ……外輪、７……スプリ
ング、８……圧力室、９……圧力導入孔、１０…
…過巻室、１１……ソレノイド。 1 is a drawing showing a first embodiment of the water pump according to the present invention, FIG. 2 is a sectional view showing the operating state of the water pump in FIG. 1, and FIG.
The figures are a cross-sectional view showing the embodiment of the present invention shown in FIG. 2, and FIG. 4 is a cross-sectional view showing a conventional device of the present invention. DESCRIPTION OF SYMBOLS 1... Pump body, 3... Rotating shaft, 4... Pump impeller, 4c... Impeller part, 6... Ring, 6a... Inner ring, 6b... Outer ring, 7... Spring, 8... Pressure chamber, 9 ...Pressure introduction hole, 10...
...Overwinding chamber, 11...Solenoid.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

ポンプボデイと、該ポンプボデイ内に配設され
エンジン出力の駆動力により回転する回転軸と、
該回転軸上に固定された冷却水を強制的に供給す
るポンプインペラとを備えたウオータポンプに於
いて、軸方向に移動可能なリングを前記ポンプボ
デイにより支持し、前記ポンプインペラの内周及
び外周を包囲可能な内輪及び外輪を前記リングに
形成し、エンジンの運転状態を感知して前記リン
グを移動させ前記ポンプインペラの作動範囲を変
化させる駆動手段を配設した、ウオータポンプ。 a pump body; a rotating shaft disposed within the pump body and rotated by the driving force of the engine output;
In a water pump equipped with a pump impeller fixed on the rotating shaft for forcibly supplying cooling water, an axially movable ring is supported by the pump body, and the inner and outer peripheries of the pump impeller are supported by the pump body. 2. A water pump, wherein said ring has an inner ring and an outer ring that can surround said ring, and is provided with driving means that senses the operating state of an engine and moves said ring to change the operating range of said pump impeller.