JPS63190594U - - Google Patents

Description

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

第１図及び第２図は夫々本考案の第１、第２実
施例を示すウオータポンプの側断面図、第３図は
従来のウオータポンプの１例を示す側断面図であ
る。 図の主要部分の説明、１１……ボデイ、１２…
…シリンダブロツク、１３……軸受、１４……回
転軸、１５……駆動プーリ、１７……インペラ、
１８……メカニカルシール、１９……空間、２０
……隙間、２１，２１′……ベーパ排出口、２１
ａ，２１ａ′……水平部、２２，２２′……ドレ
ン排出口、２２ａ，２２ａ′……水平部。 1 and 2 are side sectional views of water pumps showing first and second embodiments of the present invention, respectively, and FIG. 3 is a side sectional view showing an example of a conventional water pump. Explanation of the main parts of the figure, 11...Body, 12...
... Cylinder block, 13 ... Bearing, 14 ... Rotating shaft, 15 ... Drive pulley, 17 ... Impeller,
18... Mechanical seal, 19... Space, 20
...Gap, 21, 21'...Vapor outlet, 21
a, 21a'...Horizontal part, 22, 22'...Drain outlet, 22a, 22a'...Horizontal part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ボデイに軸受を介して支持された回転軸の一端
にインペラを固設し、該インペラと軸受間にメカ
ニカルシールを設け、外部動力により回転軸を回
転させてエンジンに冷却水を循環するウオータポ
ンプにおいて、前記メカニカルシールと軸受間の
空間に該メカニカルシール部を経てベーパ状で侵
入した水滴を、ベーパ状で排出するベーパ排出口
を設け、該排出口は前記空間から前記駆動プーリ
の内方閉塞部に向け斜め上方に向かう通路と、該
通路に連通し回転軸の軸心に平行して該プーリ内
の閉塞部に向けて設けられた端部開口の水平部と
よりなることを特徴とするウオータポンプ。 In a water pump, an impeller is fixed to one end of a rotating shaft supported by a bearing through a body, a mechanical seal is provided between the impeller and the bearing, and the rotating shaft is rotated by external power to circulate cooling water to the engine. , a vapor outlet is provided for discharging water droplets that have entered the space between the mechanical seal and the bearing in the form of vapor through the mechanical seal portion, and the outlet is connected to the inner closed portion of the drive pulley from the space. A water filter comprising: a passageway extending diagonally upward toward the water; and a horizontal portion of an end opening communicating with the passageway and extending parallel to the axis of the rotating shaft and facing the closed part within the pulley. pump.