JPS648598U - - Google Patents
Info
- Publication number
- JPS648598U JPS648598U JP10407787U JP10407787U JPS648598U JP S648598 U JPS648598 U JP S648598U JP 10407787 U JP10407787 U JP 10407787U JP 10407787 U JP10407787 U JP 10407787U JP S648598 U JPS648598 U JP S648598U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- water pump
- pump device
- outer peripheral
- back surface
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000005452 bending Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
図面はこの考案の一実施例を示し、第１図はエ
ンジンのウオータポンプ装置を示す断面図、第２
図は鉄板インペラの説明図、第３図は回転数に対
する圧力の関係を示す特性図、第４図は従来のウ
オータポンプ装置の断面図である。
３……ポンプボデイ、１３……鉄板インペラ、
１５……平状背面部、１７……インペラ開口部、
１８……圧力遮断壁、ｇ……微少クリアランス。
The drawings show one embodiment of this invention, with Fig. 1 being a sectional view showing the water pump device of the engine, and Fig. 2 being a sectional view showing an engine water pump device.
FIG. 3 is an explanatory diagram of an iron plate impeller, FIG. 3 is a characteristic diagram showing the relationship between pressure and rotation speed, and FIG. 4 is a sectional view of a conventional water pump device. 3...Pump body, 13...Iron plate impeller,
15... flat back part, 17... impeller opening,
18...Pressure cutoff wall, g...minor clearance.
Claims (1)
するエンジンのウオータポンプ装置であつて、 上記インペラの平状背面部と対向するポンプボ
デイの内面に、上記平状背面部の外周端からイン
ペラ開口部の最内端に至る環状の圧力遮断壁を形
成し、 該圧力遮断壁を微少クリアランスを介して上記
平状背面部に近接させ、該微少クリアランスはイ
ンペラの平状背面部の外周端ほど小さいことを特
徴とする エンジンのウオータポンプ装置。[Claims for Utility Model Registration] A water pump device for an engine having an impeller formed by bending a single metal plate, wherein the flat back surface of the impeller is provided with a An annular pressure blocking wall is formed from the outer peripheral end of the impeller to the innermost end of the impeller opening, and the pressure blocking wall is brought close to the flat back surface through a slight clearance, and the slight clearance is formed in the flat shape of the impeller. An engine water pump device characterized by being smaller toward the outer peripheral edge of the rear portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987104077U JPH068318Y2 (en) | 1987-07-06 | 1987-07-06 | Engine water pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987104077U JPH068318Y2 (en) | 1987-07-06 | 1987-07-06 | Engine water pump device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS648598U true JPS648598U (en) | 1989-01-18 |
| JPH068318Y2 JPH068318Y2 (en) | 1994-03-02 |
Family
ID=31335475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987104077U Expired - Lifetime JPH068318Y2 (en) | 1987-07-06 | 1987-07-06 | Engine water pump device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH068318Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6278394U (en) * | 1985-11-06 | 1987-05-19 |
-
1987
- 1987-07-06 JP JP1987104077U patent/JPH068318Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6278394U (en) * | 1985-11-06 | 1987-05-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH068318Y2 (en) | 1994-03-02 |