JPH0199998U - - Google Patents
Info
- Publication number
- JPH0199998U JPH0199998U JP19612287U JP19612287U JPH0199998U JP H0199998 U JPH0199998 U JP H0199998U JP 19612287 U JP19612287 U JP 19612287U JP 19612287 U JP19612287 U JP 19612287U JP H0199998 U JPH0199998 U JP H0199998U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- return chamber
- pump shaft
- shaft
- pumping sleeve
- 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
- 238000005086 pumping Methods 0.000 claims description 5
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案による軸封構造の実施例を示す
要部の縦断面図、第２図はポンピングスリーブの
実施例を示す拡大斜視図、第３図は従来のグラン
ドパツキン方式による軸封構造からなる竪型ポン
プを水平に倒した状態で示す縦断面図である。
Ａ……ポンプ本体、Ｂ……コラム、２３……ポ
ンプシヤフト、２４……吐水口、２６……スタフ
イングボツクス、Ｃ……潤滑液の戻り室、３３…
…潤滑液の戻り管、３４……ピツト、Ｄ……ポン
ピングスリーブ、Ｅ……スリンガー、２６ｃ……
受皿部、Ｆ……ドレン抜き配管。
Fig. 1 is a vertical sectional view of the main parts showing an embodiment of the shaft sealing structure according to the present invention, Fig. 2 is an enlarged perspective view showing an embodiment of the pumping sleeve, and Fig. 3 is a shaft sealing structure using the conventional gland packing method. FIG. 2 is a longitudinal cross-sectional view showing a vertical pump in a horizontally laid state. A... Pump body, B... Column, 23... Pump shaft, 24... Water outlet, 26... Stuffing box, C... Lubricating fluid return chamber, 33...
...Lubricant return pipe, 34...Pit, D...Pumping sleeve, E...Slinger, 26c...
Saucer part, F... Drain drain piping.
Claims (1)
アリングを介して支持するスタフイングボツクス
の内側に、ベアリング潤滑液の戻り室を設け、こ
の戻り室の底部に、潤滑液の戻り管の接続口を穿
設し、さらに戻り室の上部に位置するポンプシヤ
フトに、外周にスパイラル状の条溝を刻設したポ
ンピングスリーブを外装固定し、その上にさらに
スリンガーを外装したことを特徴とする竪型ポン
プの軸封部構造。 (2) ポンプシヤフトに外装固定したポンピング
スリーブの外周の条溝は、ポンプシヤフトの回転
にともなつて潤滑液を下向きに押し戻す作用をす
る方向に捩られたスパイラル状の条溝からなるこ
とを特徴とする実用新案登録請求の範囲第１項記
載の竪型ポンプの軸封部構造。[Claims for Utility Model Registration] (1) A return chamber for bearing lubricant is provided inside a stuffing box that supports the pump shaft of a vertical pump via a bearing, and a return chamber for bearing lubricant is provided at the bottom of this return chamber. A connection port for the return pipe is drilled, and a pumping sleeve with spiral grooves carved on the outer periphery is fixed to the pump shaft located at the top of the return chamber, and a slinger is further mounted on top of the pumping sleeve. The shaft seal structure of a vertical pump is characterized by: (2) The groove on the outer periphery of the pumping sleeve externally fixed to the pump shaft is characterized by a spiral groove twisted in a direction that pushes the lubricating fluid back downward as the pump shaft rotates. A shaft seal structure for a vertical pump according to claim 1 of the utility model registration claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19612287U JPH0199998U (en) | 1987-12-24 | 1987-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19612287U JPH0199998U (en) | 1987-12-24 | 1987-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0199998U true JPH0199998U (en) | 1989-07-05 |
Family
ID=31486757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19612287U Pending JPH0199998U (en) | 1987-12-24 | 1987-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0199998U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5240441A (en) * | 1975-09-26 | 1977-03-29 | Kanetsu Kogyo | Support member for plating lead switch |
| JPS5336701A (en) * | 1976-09-17 | 1978-04-05 | Kubota Ltd | Inundation preventing apparatus for submarine pump |
-
1987
- 1987-12-24 JP JP19612287U patent/JPH0199998U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5240441A (en) * | 1975-09-26 | 1977-03-29 | Kanetsu Kogyo | Support member for plating lead switch |
| JPS5336701A (en) * | 1976-09-17 | 1978-04-05 | Kubota Ltd | Inundation preventing apparatus for submarine pump |
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