JPS61190493U - - Google Patents
Info
- Publication number
- JPS61190493U JPS61190493U JP7508085U JP7508085U JPS61190493U JP S61190493 U JPS61190493 U JP S61190493U JP 7508085 U JP7508085 U JP 7508085U JP 7508085 U JP7508085 U JP 7508085U JP S61190493 U JPS61190493 U JP S61190493U
- Authority
- JP
- Japan
- Prior art keywords
- suction
- self
- priming centrifugal
- pump
- centrifugal pump
- 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
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例を示す横型自吸式遠
心ポンプの縦断面図、第２図は第１図の吸込ケー
シングを取替えて同一面間寸法にした汎用ポンプ
の縦断面図、第３図は従来の横型自吸式遠心ポン
プの縦断面図、第４Ａ図及び第４Ｂ図は第３図及
び第１図における吸込チエツキ弁の作動説明図で
ある。
２……吸込ケーシング、３……ポンプ軸、１１
……吸込チエツキ弁、１２……吸込通路、１５…
…ポンプ吸込口。
Fig. 1 is a longitudinal sectional view of a horizontal self-priming centrifugal pump showing an embodiment of the present invention; Fig. 2 is a longitudinal sectional view of a general-purpose pump in which the suction casing of Fig. 1 has been replaced to have the same surface-to-surface dimensions; FIG. 3 is a vertical sectional view of a conventional horizontal self-priming centrifugal pump, and FIGS. 4A and 4B are illustrations of the operation of the suction check valve in FIGS. 3 and 1. 2... Suction casing, 3... Pump shaft, 11
...Suction check valve, 12...Suction passage, 15...
...Pump suction port.
Claims (1)
込口部に取付けられる吸込チエツキ弁に対する弁
座を、吸込ケーシング内でポンプ軸に対し上向き
に設けた吸込通路の上端面に形成したことを特徴
とする自吸式遠心ポンプ。 ２ 前記吸込通路の上端面に形成した弁座を、ほ
ぼ水平向きに形成した実用新案登録請求の範囲第
１項記載の自吸式遠心ポンプ。 ３ 前記吸込チエツキ弁を、前記弁座上にほぼ水
平向きに自重で当接させた実用新案登録請求の範
囲第１項記載の自吸式遠心ポンプ。 ４ 前記吸込通路を、ポンプ軸中心線上に設けた
ポンプ吸込口より吸込ケーシング内をポンプ軸に
対し上向きに延長して設けた実用新案登録請求の
範囲第１項記載の自吸式遠心ポンプ。[Scope of Claim for Utility Model Registration] 1. In a horizontal self-priming centrifugal pump, the upper end surface of a suction passage in which a valve seat for a suction check valve attached to the suction port of the pump is provided in a suction casing facing upward with respect to the pump shaft. A self-priming centrifugal pump characterized by: 2. The self-priming centrifugal pump according to claim 1, wherein the valve seat formed on the upper end surface of the suction passage is oriented substantially horizontally. 3. The self-priming centrifugal pump according to claim 1, wherein the suction check valve is brought into contact with the valve seat in a substantially horizontal direction under its own weight. 4. The self-priming centrifugal pump according to claim 1, wherein the suction passage extends upwardly from the pump suction port provided on the center line of the pump shaft within the suction casing with respect to the pump shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7508085U JPS61190493U (en) | 1985-05-22 | 1985-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7508085U JPS61190493U (en) | 1985-05-22 | 1985-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61190493U true JPS61190493U (en) | 1986-11-27 |
Family
ID=30615966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7508085U Pending JPS61190493U (en) | 1985-05-22 | 1985-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61190493U (en) |
-
1985
- 1985-05-22 JP JP7508085U patent/JPS61190493U/ja active Pending