JPH01130094U - - Google Patents
Info
- Publication number
- JPH01130094U JPH01130094U JP2565688U JP2565688U JPH01130094U JP H01130094 U JPH01130094 U JP H01130094U JP 2565688 U JP2565688 U JP 2565688U JP 2565688 U JP2565688 U JP 2565688U JP H01130094 U JPH01130094 U JP H01130094U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- water level
- water
- impeller
- lubricating
- 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 15
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案による実施例の立軸ポンプを一
部を切り欠いて示した構成図、第２図は同じく他
の実施例の立軸ポンプを一部を切り欠いて示した
構成図、第３図は従来例の側面図、第４図は先行
技術の側面図である。
１…本体ポンプ、４，４′…潤滑水用ポンプ、
２０…羽根車、２１…主軸、３１，３２…主軸受
（すべり軸受）、７０，７０′…給水管、ＩＬ…
羽根車入口レベル、ＬＷＬ…最低水位レベル。
FIG. 1 is a partially cutaway block diagram of a vertical shaft pump according to an embodiment of the present invention, FIG. 2 is a partially cutaway block diagram of a vertical shaft pump of another embodiment, and FIG. The figure is a side view of a conventional example, and FIG. 4 is a side view of a prior art. 1... Main body pump, 4, 4'... Lubricating water pump,
20... Impeller, 21... Main shaft, 31, 32... Main bearing (sliding bearing), 70, 70'... Water supply pipe, IL...
Impeller inlet level, LWL...lowest water level.
Claims (1)
が設けられ、水位が羽根車入口レベル以下になつ
たとき、少なくとも前記最低水位レベル以下にな
る前に、羽根車入口レベルと最低水位レベルの間
からポンプ内に空気を導入して気中運転しうると
ともに、前記羽根車を取着した主軸がすべり軸受
で軸支された本体ポンプと、 吸込口が前記本体ポンプの最低水位レベルより
下方に設置された潤滑水用ポンプと、 この潤滑水用ポンプにより吸水された水を前記
本体ポンプのすべり軸受に潤滑水として供給する
給水管と を具備することを特徴とする立軸ポンプ。[Claim for Utility Model Registration] When an impeller is installed above the minimum water level specific to the pump and the water level falls below the impeller inlet level, at least before the water level falls below the minimum water level, The main body pump is capable of air operation by introducing air into the pump from between the lowest water level and the lowest water level, and the main shaft to which the impeller is attached is pivotally supported by a sliding bearing; A vertical shaft pump comprising: a lubricating water pump installed below the water level; and a water supply pipe supplying water sucked by the lubricating water pump to the sliding bearing of the main pump as lubricating water. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2565688U JPH0544555Y2 (en) | 1988-02-26 | 1988-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2565688U JPH0544555Y2 (en) | 1988-02-26 | 1988-02-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01130094U true JPH01130094U (en) | 1989-09-05 |
| JPH0544555Y2 JPH0544555Y2 (en) | 1993-11-11 |
Family
ID=31246583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2565688U Expired - Lifetime JPH0544555Y2 (en) | 1988-02-26 | 1988-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0544555Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007263124A (en) * | 2000-03-30 | 2007-10-11 | Ebara Corp | Pump |
-
1988
- 1988-02-26 JP JP2565688U patent/JPH0544555Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007263124A (en) * | 2000-03-30 | 2007-10-11 | Ebara Corp | Pump |
| JP4603021B2 (en) * | 2000-03-30 | 2010-12-22 | 株式会社荏原製作所 | pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0544555Y2 (en) | 1993-11-11 |
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