JPH0482397U - - Google Patents
Info
- Publication number
- JPH0482397U JPH0482397U JP12538090U JP12538090U JPH0482397U JP H0482397 U JPH0482397 U JP H0482397U JP 12538090 U JP12538090 U JP 12538090U JP 12538090 U JP12538090 U JP 12538090U JP H0482397 U JPH0482397 U JP H0482397U
- Authority
- JP
- Japan
- Prior art keywords
- seal ring
- impeller
- outer cylinder
- pump
- seal
- 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 4
- 238000012856 packing Methods 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 2
- 239000000498 cooling water Substances 0.000 claims 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は、本考案のウオータポンプの断面拡大
図を示す。第２図は、従来技術のウオータポンプ
の主要部断面拡大図を示す。
１……ポンプケーシング、４，２４……インペ
ラ、７，３１……パツキン、８，２８……シール
リング、１０，２９……スプリング、１１ａ……
インペラのボス部の当接面、１１ｂ……インペラ
の背面、１２……メカニカルシート。
FIG. 1 shows an enlarged sectional view of the water pump of the present invention. FIG. 2 shows an enlarged sectional view of the main parts of a conventional water pump. 1... Pump casing, 4, 24... Impeller, 7, 31... Packing, 8, 28... Seal ring, 10, 29... Spring, 11a...
Contact surface of the boss portion of the impeller, 11b...back surface of the impeller, 12...mechanical sheet.
Claims (1)
に遊嵌されたシールリングと、該シールリングを
パツキングを介して付勢するスプリングとを有す
るメカニカルシールと、 前記インペラ背面の前記シールリングと当接す
る面をセラミツクコーテイングすることを特徴と
するウオータポンプ。 (2) 冷却水を強制循環させるインペラと、 ポンプケーシングに固定された外筒と、該外筒
に遊嵌されたシールリングと、該シールリングを
パツキングを介して付勢するスプリングとを有す
るメカニカルシールと、 前記インペラ背面をセラミツクコーテイングす
ることを特徴とするウオータポンプ。[Claims for Utility Model Registration] (1) An impeller that forcibly circulates cooling water, an outer cylinder fixed to the pump casing, a seal ring loosely fitted to the outer cylinder, and the seal ring connected through packing. A water pump comprising: a mechanical seal having a biasing spring; and a surface of the back surface of the impeller that contacts the seal ring is coated with ceramic. (2) A mechanical pump that has an impeller that forcibly circulates cooling water, an outer cylinder fixed to the pump casing, a seal ring that is loosely fitted to the outer cylinder, and a spring that biases the seal ring through packing. A water pump characterized in that a seal and a back surface of the impeller are coated with ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12538090U JPH0482397U (en) | 1990-11-27 | 1990-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12538090U JPH0482397U (en) | 1990-11-27 | 1990-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0482397U true JPH0482397U (en) | 1992-07-17 |
Family
ID=31872980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12538090U Pending JPH0482397U (en) | 1990-11-27 | 1990-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0482397U (en) |
-
1990
- 1990-11-27 JP JP12538090U patent/JPH0482397U/ja active Pending