JPS6229498U - - Google Patents
Info
- Publication number
- JPS6229498U JPS6229498U JP12502886U JP12502886U JPS6229498U JP S6229498 U JPS6229498 U JP S6229498U JP 12502886 U JP12502886 U JP 12502886U JP 12502886 U JP12502886 U JP 12502886U JP S6229498 U JPS6229498 U JP S6229498U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- main plate
- hole
- blade portion
- corrosion
- 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
- 230000007797 corrosion Effects 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 7
- 239000011247 coating layer Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図Ａは耐蝕性被覆を施した従来のポンプ用
インペラの要部を示す断面図、第１図Ｂは第１図
Ａにおいて線―に沿つて切断した時の部分断
面図、第２図Ａは本考案に基づき耐蝕性被覆を施
したポンプ用インペラの一実施例の要部を示す断
面図、第２図Ｂは第２図Ａにおいて線―に沿
つて切断した時の部分断面図、第２図Ｃは第２図
Ａにおいて線―に沿つて切断した時の部分拡
大図、第２図Ｄは本考案に基づき耐蝕性被覆を施
したポンプ用インペラの被覆層の一部を断面とし
た平面図、第２図Ｅは同インペラの羽根部と基板
との関係を示す斜視図である。
１……インペラ、２……金属性インペラ体、３
……耐蝕性被覆層、４……インペラ羽根部、５…
…インペラ主板、６……アリ溝、７……羽根つけ
根コーナー部、８……空隙、９……金属性インペ
ラ体、１０……インペラ主板、１１……インペラ
羽根部、１２……主板の貫通孔、１３……切欠、
１４，１４ａ，１４ｂ，１４ｃ……耐蝕性樹脂被
覆層、１５……基板の裏面、１６，１７……基板
の表面。
Figure 1A is a sectional view showing the main parts of a conventional pump impeller coated with a corrosion-resistant coating, Figure 1B is a partial sectional view taken along the line - in Figure 1A, and Figure 2 A is a sectional view showing a main part of an embodiment of a pump impeller coated with a corrosion-resistant coating based on the present invention, FIG. 2B is a partial sectional view taken along the line - in FIG. 2A, Figure 2C is a partially enlarged view taken along the line - in Figure 2A, and Figure 2D is a cross section of a part of the coating layer of a pump impeller coated with a corrosion-resistant coating based on the present invention. FIG. 2E is a perspective view showing the relationship between the blades of the impeller and the substrate. 1... Impeller, 2... Metallic impeller body, 3
... Corrosion-resistant coating layer, 4... Impeller blade portion, 5...
...Impeller main plate, 6...Dovetail groove, 7...Blade root corner, 8...Gap, 9...Metallic impeller body, 10...Impeller main plate, 11...Impeller blade part, 12...Penetration of main plate Hole, 13...notch,
14, 14a, 14b, 14c... Corrosion-resistant resin coating layer, 15... Back surface of substrate, 16, 17... Surface of substrate.
Claims (1)
ペラ羽根部１１とをもつたポンプ用インペラ９に
おいて、 前記インペラ主板１０に該羽根部１１の厚みｄ
より大きい直径Ｄの孔をインペラ羽根部１１の基
部に向けて前記インペラ主板１０を貫通して設け
た孔１２と、該孔１２の直上で羽根部１１を貫通
しかつ主板を貫通する孔１２と連通しかつ、羽根
部１１の頂部にまで達するよう設けた切欠１３と
、 前記孔１２及び切欠１３とを連通して前記イン
ペラ羽根部１１の両側１６ａ，１６ｂ及び前記イ
ンペラ主板１０の表裏１７，１５が耐蝕性被覆層
１４により一体的に連結して被覆されていること
を特徴とする耐蝕性ポンプ用インペラ。[Claims for Utility Model Registration] In a pump impeller 9 having an impeller main plate 10 and an impeller blade portion 11 protruding from the surface thereof, the impeller main plate 10 has a thickness d of the blade portion 11.
A hole 12 having a larger diameter D and extending through the impeller main plate 10 toward the base of the impeller blade part 11, and a hole 12 that penetrates the blade part 11 and the main plate directly above the hole 12. A notch 13 provided to communicate and reach the top of the blade portion 11 communicates with the hole 12 and the notch 13 to connect both sides 16a, 16b of the impeller blade portion 11 and the front and back surfaces 17, 15 of the impeller main plate 10. A corrosion-resistant impeller for a pump, characterized in that the impellers are integrally connected and covered with a corrosion-resistant coating layer 14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12502886U JPS6229498U (en) | 1986-08-16 | 1986-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12502886U JPS6229498U (en) | 1986-08-16 | 1986-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229498U true JPS6229498U (en) | 1987-02-23 |
Family
ID=31017569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12502886U Pending JPS6229498U (en) | 1986-08-16 | 1986-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229498U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50501B1 (en) * | 1970-07-23 | 1975-01-09 |
-
1986
- 1986-08-16 JP JP12502886U patent/JPS6229498U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50501B1 (en) * | 1970-07-23 | 1975-01-09 |
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