JPS6186595U - - Google Patents
Info
- Publication number
- JPS6186595U JPS6186595U JP17192184U JP17192184U JPS6186595U JP S6186595 U JPS6186595 U JP S6186595U JP 17192184 U JP17192184 U JP 17192184U JP 17192184 U JP17192184 U JP 17192184U JP S6186595 U JPS6186595 U JP S6186595U
- Authority
- JP
- Japan
- Prior art keywords
- impeller
- bearing
- shaft portion
- pump
- diameter 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Sliding-Contact Bearings (AREA)
Description
第１図は本考案実施例のポンプの軸受部構造を
示す縦断面図、第２図は第１図の−断面図、
第３図は実施例構造の要部拡大図、第４図は先行
技術のポンプの軸受部構造を示す縦断面図、第５
図は第４図の−断面図である。
１…ポンプケーシング、１２…支軸、１５…ラ
ジアル軸受、１６…回転摺動部、１７…スラスト
軸受、１８…スラスト軸受、２１…大径軸部、２
２…段差端面、２３…段差端面、２４…外周面、
２５…対向面、２６…対向面。
FIG. 1 is a vertical cross-sectional view showing the bearing structure of a pump according to an embodiment of the present invention, FIG. 2 is a cross-sectional view taken from FIG.
Fig. 3 is an enlarged view of the main part of the structure of the embodiment, Fig. 4 is a longitudinal sectional view showing the bearing structure of the pump of the prior art, and Fig. 5
The figure is a - sectional view of FIG. DESCRIPTION OF SYMBOLS 1... Pump casing, 12... Support shaft, 15... Radial bearing, 16... Rotating sliding part, 17... Thrust bearing, 18... Thrust bearing, 21... Large diameter shaft part, 2
2...Step end face, 23...Step end face, 24...Outer peripheral surface,
25... Opposing surface, 26... Opposing surface.
Claims (1)
たインペラと、該インペラの回転中心軸位置に設
けられた支軸と、該支軸と前記インペラとの回転
摺動部に設けられ、インペラの回転支持をするラ
ジアル軸受と、該ラジアル軸受と前記ポンプケー
シングとの間の軸方向位置に設けられ、インペラ
の軸方向移動の規制をするスラスト軸受と、を備
えたポンプの軸受部構造において、前記支軸の中
央部に上下部の径より大径とした大径軸部を形成
し、該大径軸部の段差端面に上下に対向させてス
ラスト軸受を設け、かつ前記大径軸部の外周面と
スラスト軸受の対向面に囲まれた部分に配置され
るラジアル軸受の厚みを前記大径軸部の厚みより
若干小さく設定したことを特徴とするポンプの軸
受部構造。 An impeller rotatably supported inside the pump casing, a support shaft provided at the rotational center axis of the impeller, and an impeller provided at a rotating sliding portion between the support shaft and the impeller to rotationally support the impeller. A bearing structure for a pump comprising: a radial bearing, which is disposed between the radial bearing and the pump casing, and a thrust bearing, which is provided at an axial position between the radial bearing and the pump casing, and which regulates axial movement of the impeller; A large-diameter shaft portion having a diameter larger than that of the upper and lower portions is formed in the center portion, and thrust bearings are provided vertically facing each other on the stepped end surfaces of the large-diameter shaft portion, and the outer circumferential surface of the large-diameter shaft portion and the thrust bearing A bearing structure for a pump, characterized in that the thickness of a radial bearing disposed in a portion surrounded by opposing surfaces of the bearing is set to be slightly smaller than the thickness of the large diameter shaft portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17192184U JPS6186595U (en) | 1984-11-13 | 1984-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17192184U JPS6186595U (en) | 1984-11-13 | 1984-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6186595U true JPS6186595U (en) | 1986-06-06 |
Family
ID=30729597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17192184U Pending JPS6186595U (en) | 1984-11-13 | 1984-11-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6186595U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0835519A (en) * | 1993-10-28 | 1996-02-06 | Renk Ag | Combined plain bearing |
| CN107532856A (en) * | 2015-03-17 | 2018-01-02 | 亿康先达国际集团股份有限公司 | For the exchanger element of passenger accommodation and the passenger accommodation equipped with this exchanger element |
-
1984
- 1984-11-13 JP JP17192184U patent/JPS6186595U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0835519A (en) * | 1993-10-28 | 1996-02-06 | Renk Ag | Combined plain bearing |
| CN107532856A (en) * | 2015-03-17 | 2018-01-02 | 亿康先达国际集团股份有限公司 | For the exchanger element of passenger accommodation and the passenger accommodation equipped with this exchanger element |
| CN107532856B (en) * | 2015-03-17 | 2020-12-11 | 亿康先达国际集团股份有限公司 | Exchanger element for passenger compartment and passenger compartment equipped with the same |
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