JPH0480970U - - Google Patents
Info
- Publication number
- JPH0480970U JPH0480970U JP12299990U JP12299990U JPH0480970U JP H0480970 U JPH0480970 U JP H0480970U JP 12299990 U JP12299990 U JP 12299990U JP 12299990 U JP12299990 U JP 12299990U JP H0480970 U JPH0480970 U JP H0480970U
- Authority
- JP
- Japan
- Prior art keywords
- holder
- seal ring
- annular
- floating
- press
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000000919 ceramic Substances 0.000 claims 1
Description
第１図は本考案の一実施例を示すウオータポン
プ全体の概略断面図、第２図は第１図におけるユ
ニツトシール３４の拡大断面図である。
１０……ウオータポンプ、１２……ポンプケー
シング、１４……インペラ、２４……ポンプ軸、
３２……環状取付座、３４……ユニツトシール、
４０……第１ホルダ、４６……第２ホルダ、５０
……フローテイングシート、５２……シールリン
グ、５６……スプリング。
FIG. 1 is a schematic sectional view of the entire water pump showing one embodiment of the present invention, and FIG. 2 is an enlarged sectional view of the unit seal 34 in FIG. 1. 10... Water pump, 12... Pump casing, 14... Impeller, 24... Pump shaft,
32...Annular mounting seat, 34...Unit seal,
40...first holder, 46...second holder, 50
...Floating seat, 52...Seal ring, 56...Spring.
Claims (1)
一端に半径方向外方に延在して形成されたフラン
ジ部とを具えた第１のホルダ、上記ポンプ軸を半
径方向の空隙を存して囲繞するポンプケーシング
の環状取付座に圧入固着されたフランジ部と上記
第１ホルダの筒状部を半径方向の空隙を存して囲
繞する管状部とを具えた第２のホルダ、上記第１
ホルダのフランジ部に支持された環状のフローテ
イングシート、上記第２ホルダの管状部に外嵌さ
れたシールリング、及び同シールリングを上記フ
ローテイングシートに向つて軸線方向に押圧する
スプリングとを具えてなるものにおいて、上記フ
ローテイングシート及びシールリングの少くとも
一方が、半径方向に分割されたカーボン製の第１
環状部材とセラミツクス製の第２環状部材とから
構成されていることを特徴とするウオータポンプ
のユニツトシール。 a first holder comprising a cylindrical part press-fitted onto the pump shaft and a flange part formed at one end of the cylindrical part extending radially outward; a second holder comprising: a flange portion press-fitted and fixed to an annular mounting seat of a pump casing surrounding the first holder; and a tubular portion surrounding the cylindrical portion of the first holder with a radial gap; 1st
An annular floating seat supported by a flange portion of the holder, a seal ring fitted onto the tubular portion of the second holder, and a spring that presses the seal ring in the axial direction toward the floating seat. in which at least one of the floating sheet and the seal ring has a carbon first part divided in the radial direction.
A unit seal for a water pump comprising an annular member and a second annular member made of ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12299990U JPH0480970U (en) | 1990-11-22 | 1990-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12299990U JPH0480970U (en) | 1990-11-22 | 1990-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0480970U true JPH0480970U (en) | 1992-07-14 |
Family
ID=31870731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12299990U Pending JPH0480970U (en) | 1990-11-22 | 1990-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0480970U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61124727A (en) * | 1984-11-20 | 1986-06-12 | Eagle Ind Co Ltd | Sliding material and its manufacture |
-
1990
- 1990-11-22 JP JP12299990U patent/JPH0480970U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61124727A (en) * | 1984-11-20 | 1986-06-12 | Eagle Ind Co Ltd | Sliding material and its manufacture |