JPH02127795U - - Google Patents
Info
- Publication number
- JPH02127795U JPH02127795U JP3713089U JP3713089U JPH02127795U JP H02127795 U JPH02127795 U JP H02127795U JP 3713089 U JP3713089 U JP 3713089U JP 3713089 U JP3713089 U JP 3713089U JP H02127795 U JPH02127795 U JP H02127795U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- discharge port
- suction port
- submersible pump
- impeller
- 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
- 239000012530 fluid Substances 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
Description
第１図はこの考案の一実施例である水中ポンプ
を示す断面図、第２図はその上面図、第３図は同
じくその下面図、第４図は第１図の−線断面
図、第５図はその一実施例に適用された逆止弁を
示す断面図、第６図は第５図の−線断面図、
第７図は従来の水中ポンプを示す断面図、第８図
は他の従来の水中ポンプを示す断面図である。
１０１……外ケーシング、１０１ａ……吐出口
、１０５……回転駆動軸、１２３……底蓋、１２
３ａ……貫通穴、１７０……逆止弁、１８０……
ポンプケーシング、１８０ａ……貫通穴、１９０
……ストレーナ、１９０ａ……貫通穴、Ｃ……水
中ポンプ。
Fig. 1 is a sectional view showing a submersible pump which is an embodiment of this invention, Fig. 2 is a top view thereof, Fig. 3 is a bottom view thereof, and Fig. 4 is a sectional view taken along the - line in Fig. 1. FIG. 5 is a cross-sectional view showing a check valve applied to one embodiment, FIG. 6 is a cross-sectional view taken along the - line in FIG.
FIG. 7 is a sectional view showing a conventional submersible pump, and FIG. 8 is a sectional view showing another conventional submersible pump. 101...Outer casing, 101a...Discharge port, 105...Rotation drive shaft, 123...Bottom cover, 12
3a...Through hole, 170...Check valve, 180...
Pump casing, 180a...Through hole, 190
...Strainer, 190a...Through hole, C...Submersible pump.
Claims (1)
に、上部に吐出口が設けられる一方、鉛直方向に
沿つて配置された回転駆動軸の下端に羽根車が取
付けられ、その羽根車が前記吸込口に対向するよ
うに前記ケーシング内に配置されて、前記吸込口
より吸込まれた流体が前記ケーシング内を通つて
前記吐出口より吐出されるようにした水中ポンプ
において、 前記羽根車を前記吸込口に近接させるとともに
、前記吐出口側にその吐出口から前記ケーシング
内への前記流体の流動を規制する逆止弁が取付け
られたことを特徴とする水中ポンプ。[Claim for Utility Model Registration] A suction port is provided at the bottom end of the casing, and a discharge port is provided at the top.An impeller is attached to the bottom end of a rotary drive shaft arranged along the vertical direction, and the impeller is attached to the bottom end of the rotating drive shaft arranged along the vertical direction. In the submersible pump, the impeller is arranged in the casing so that the wheel faces the suction port, and the fluid sucked from the suction port passes through the casing and is discharged from the discharge port. A submersible pump, characterized in that the submersible pump is located close to the suction port, and a check valve is attached to the discharge port side for regulating the flow of the fluid from the discharge port into the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3713089U JPH02127795U (en) | 1989-03-29 | 1989-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3713089U JPH02127795U (en) | 1989-03-29 | 1989-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02127795U true JPH02127795U (en) | 1990-10-22 |
Family
ID=31543964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3713089U Pending JPH02127795U (en) | 1989-03-29 | 1989-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02127795U (en) |
-
1989
- 1989-03-29 JP JP3713089U patent/JPH02127795U/ja active Pending