JPH0231398U - - Google Patents
Info
- Publication number
- JPH0231398U JPH0231398U JP10957088U JP10957088U JPH0231398U JP H0231398 U JPH0231398 U JP H0231398U JP 10957088 U JP10957088 U JP 10957088U JP 10957088 U JP10957088 U JP 10957088U JP H0231398 U JPH0231398 U JP H0231398U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- self
- suction
- bearing
- shaft
- 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
- 239000000919 ceramic Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000005461 lubrication Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Sliding-Contact Bearings (AREA)
Description
第１図は本考案の一実施例を示す軸受装置を備
えた両吸込渦巻ポンプの縦断面図、第２図は第１
図の要部拡大断面図、第３図は羽根車の要部作用
説明図、第４図は従来例を示す縦断面図である。
１……羽根車、２……ポンプケーシング、３…
…ポンプ主軸、１２，１３……球面嵌合面を持つ
部材、１６……軸受摺動体、１７……軸スリーブ
、２１，２２……軸受摺動体、２５，２６……球
面嵌合面を持つ部材、Ａ，Ｂ……ラジアル軸受、
Ｃ……スラスト軸受。
Fig. 1 is a vertical sectional view of a double suction centrifugal pump equipped with a bearing device showing an embodiment of the present invention, and Fig.
FIG. 3 is an enlarged sectional view of the main part of the figure, FIG. 3 is an explanatory diagram of the function of the main part of the impeller, and FIG. 4 is a longitudinal sectional view showing a conventional example. 1... Impeller, 2... Pump casing, 3...
...Pump main shaft, 12, 13...Member with spherical fitting surface, 16...Bearing sliding body, 17...Shaft sleeve, 21, 22...Bearing sliding body, 25, 26...Having spherical fitting surface Components, A, B...Radial bearing,
C...Thrust bearing.
Claims (1)
巻ポンプにおいて、自己液潤滑可能なセラミツク
ス又は超硬合金又はそれらの組合せ材料によつて
軸受摺動体を構成した自動調心機能付液中ラジア
ル軸受を、両吸込渦巻ポンプケーシングの両軸端
部に取付け、また羽根車のライナリング部に段差
を設けて、該羽根車にかかるスラスト荷重を一定
方向にし、該一定方向のスラスト荷重を、軸継手
側の軸貫通部に設けた自己液潤滑可能な動圧溝付
スラスト軸受によつて受けるようにし、且つ該ス
ラスト軸受で軸封装置を兼用させるようにしたこ
とを特徴とする両吸込渦巻ポンプ。 A submerged radial bearing with a self-aligning function in which the bearing sliding body is made of self-lubricated ceramics, cemented carbide, or a combination thereof in a dual-suction centrifugal pump equipped with an impeller with suction ports on both sides. are attached to both shaft ends of the double suction volute pump casing, and a step is provided in the liner ring of the impeller to make the thrust load applied to the impeller in a fixed direction, and the thrust load in the fixed direction is transferred to the shaft coupling. A double-suction centrifugal pump characterized in that it is received by a dynamic pressure grooved thrust bearing capable of self-hydrodynamic lubrication provided in a side shaft penetrating portion, and the thrust bearing also serves as a shaft sealing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10957088U JPH0521676Y2 (en) | 1988-08-23 | 1988-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10957088U JPH0521676Y2 (en) | 1988-08-23 | 1988-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0231398U true JPH0231398U (en) | 1990-02-27 |
| JPH0521676Y2 JPH0521676Y2 (en) | 1993-06-03 |
Family
ID=31345935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10957088U Expired - Lifetime JPH0521676Y2 (en) | 1988-08-23 | 1988-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0521676Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011220291A (en) * | 2010-04-14 | 2011-11-04 | Torishima Pump Mfg Co Ltd | Horizontal double suction pump |
| JP2011226310A (en) * | 2010-04-15 | 2011-11-10 | Torishima Pump Mfg Co Ltd | Horizontal shaft pump |
| JP2012197795A (en) * | 2012-06-14 | 2012-10-18 | Torishima Pump Mfg Co Ltd | Horizontal shaft pump |
-
1988
- 1988-08-23 JP JP10957088U patent/JPH0521676Y2/ja not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011220291A (en) * | 2010-04-14 | 2011-11-04 | Torishima Pump Mfg Co Ltd | Horizontal double suction pump |
| JP2011226310A (en) * | 2010-04-15 | 2011-11-10 | Torishima Pump Mfg Co Ltd | Horizontal shaft pump |
| JP2012197795A (en) * | 2012-06-14 | 2012-10-18 | Torishima Pump Mfg Co Ltd | Horizontal shaft pump |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0521676Y2 (en) | 1993-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0231398U (en) | ||
| JPS6163495U (en) | ||
| JPS62158192U (en) | ||
| JPS61161499U (en) | ||
| JPS61105793U (en) | ||
| JPS6018331U (en) | Turbocharger thrust bearing | |
| JPS6195902U (en) | ||
| JPS63126582U (en) | ||
| JPS6314894U (en) | ||
| JPS5973594U (en) | double suction centrifugal pump | |
| JPS6169494U (en) | ||
| JPH0365890U (en) | ||
| JPS6176196U (en) | ||
| JPS63183497U (en) | ||
| JPS60114296U (en) | Pump main shaft support structure | |
| JPH0363792U (en) | ||
| JPS6363066U (en) | ||
| JPS6278394U (en) | ||
| JPS6157139U (en) | ||
| JPS6226597U (en) | ||
| JPS63182324U (en) | ||
| JPS632894U (en) | ||
| JPS6444399U (en) | ||
| JPH02137599U (en) | ||
| JPH0267098U (en) |