JPH0359496U - - Google Patents

Info

Publication number
JPH0359496U
JPH0359496U JP5813990U JP5813990U JPH0359496U JP H0359496 U JPH0359496 U JP H0359496U JP 5813990 U JP5813990 U JP 5813990U JP 5813990 U JP5813990 U JP 5813990U JP H0359496 U JPH0359496 U JP H0359496U
Authority
JP
Japan
Prior art keywords
impeller
pump
hollow part
water pump
dust cover
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP5813990U
Other languages
Japanese (ja)
Other versions
JP2512721Y2 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1990058139U priority Critical patent/JP2512721Y2/en
Publication of JPH0359496U publication Critical patent/JPH0359496U/ja
Application granted granted Critical
Publication of JP2512721Y2 publication Critical patent/JP2512721Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Mechanical Sealing (AREA)

Description

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

第１図は本考案の一実施例を示すウオータポン
プの全体構成の断面図、第２図乃至第７図は本考
案によるウオータポンプの他の実施例を示すもの
で、第２図乃至第４図は要部の断面図、第５図乃
至第７図は第１図と同じ断面図、第８図は従来の
ウオータポンプの全体構成の断面図である。 １１……ポンプ軸、１２……インペラ、１３…
…ポンプハウジング、１５……中空部、１６……
蒸気孔、１７……ドレン孔、３０，３１，３２，
３３，３４，３５，３６……ダストカバー、４０
，４４，４５，４６……メカニカルシール装置、
４０ａ，４４ａ，４５ａ，４６ａ……シールハウ
ジング。 FIG. 1 is a cross-sectional view of the overall structure of a water pump showing one embodiment of the present invention, and FIGS. 2 to 7 show other embodiments of the water pump according to the present invention. The figure is a cross-sectional view of the main parts, FIGS. 5 to 7 are the same cross-sectional views as FIG. 1, and FIG. 8 is a cross-sectional view of the overall structure of a conventional water pump. 11... Pump shaft, 12... Impeller, 13...
...Pump housing, 15...Hollow part, 16...
Steam hole, 17...Drain hole, 30, 31, 32,
33, 34, 35, 36...Dust cover, 40
, 44, 45, 46... mechanical seal device,
40a, 44a, 45a, 46a...Seal housing.

Claims (1)

【実用新案登録請求の範囲】 (1) ポンプハウジングに軸受を介して枢着した
ポンプ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装置を設け、且つ前
記ポンプハウジングの前記インペラの背側にポン
プ軸を囲繞する中空部を設け、このポンプハウジ
ングに前記中空部が大気に連通する蒸気孔および
／またはドレン孔を穿設したウオータポンプであ
つて、該蒸気孔および／またはドレン孔に対向す
るようにダストカバーを前記中空部内に設置した
ことを特徴とするウオータポンプ。 (2) ダストカバーをメカニカルシール装置のシ
ールハウジングを延長して構成したことを特徴と
するウオータポンプ。[Claims for Utility Model Registration] (1) An impeller is fixed to one end of a pump shaft pivotally connected to the pump housing via a bearing, a mechanical seal device is provided between the impeller and the bearing, and A water pump is provided with a hollow part surrounding a pump shaft on the back side of an impeller, and a steam hole and/or a drain hole are bored in the pump housing so that the hollow part communicates with the atmosphere, and A water pump characterized in that a dust cover is installed in the hollow part so as to face the drain hole. (2) A water pump characterized in that the dust cover is constructed by extending the seal housing of a mechanical seal device.
JP1990058139U 1989-06-02 1990-06-01 Water pump Expired - Lifetime JP2512721Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990058139U JP2512721Y2 (en) 1989-06-02 1990-06-01 Water pump

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6506589 1989-06-02
JP1-65065 1989-06-02
JP1990058139U JP2512721Y2 (en) 1989-06-02 1990-06-01 Water pump

Publications (2)

Publication Number Publication Date
JPH0359496U true JPH0359496U (en) 1991-06-12
JP2512721Y2 JP2512721Y2 (en) 1996-10-02

Family

ID=31718188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990058139U Expired - Lifetime JP2512721Y2 (en) 1989-06-02 1990-06-01 Water pump

Country Status (1)

Country Link
JP (1) JP2512721Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008101431A (en) * 2006-10-20 2008-05-01 Alpha Corp Cylinder lock

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5886498U (en) * 1981-12-07 1983-06-11 東京部品工業株式会社 Dust cover with seal for engine cooling water pump
JPS61113997U (en) * 1984-12-27 1986-07-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5886498U (en) * 1981-12-07 1983-06-11 東京部品工業株式会社 Dust cover with seal for engine cooling water pump
JPS61113997U (en) * 1984-12-27 1986-07-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008101431A (en) * 2006-10-20 2008-05-01 Alpha Corp Cylinder lock

Also Published As

Publication number Publication date
JP2512721Y2 (en) 1996-10-02

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