JPH041685U - - Google Patents
Info
- Publication number
- JPH041685U JPH041685U JP4158190U JP4158190U JPH041685U JP H041685 U JPH041685 U JP H041685U JP 4158190 U JP4158190 U JP 4158190U JP 4158190 U JP4158190 U JP 4158190U JP H041685 U JPH041685 U JP H041685U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- pump
- pump unit
- tandem
- shifted
- 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
- 238000010586 diagram Methods 0.000 description 1
- 230000035485 pulse pressure Effects 0.000 description 1
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案の一実施例を示すタンデムポン
プの断面図、第２図Ａ，Ｂはそれぞれ第１図の
Ａ−Ａ矢視側面図およびＢ−Ｂ矢視側面図
、第３図ＡおよびＢはロータと回転軸との関係を
示す側面図、第４図は脈圧レベルとポンプ回転数
との関係を示す線図、第５図ＡおよびＢそれぞれ
同一回転軸上に２基のポンプユニツトを縦列して
構成した従来のタンデムポンプの各ポンプユニツ
トのロータ部の構造を示す側面図である。
１１……回転軸、１２ａ，１２ｂ……ポンプユ
ニツト、１４ａ，１４ｂ……ロータ、１５ａ，１
５ｂ……ベーン、１８ａ，１８ｂ……カム面、１
９ａ，１９ｂ……カムリング。
FIG. 1 is a sectional view of a tandem pump showing an embodiment of the present invention, FIGS. 2A and B are a side view taken along arrows A-A and B-B in FIG. 1, and FIG. 3A and B are side views showing the relationship between the rotor and the rotation axis, Figure 4 is a diagram showing the relationship between the pulse pressure level and the pump rotation speed, and Figure 5 A and B are two pumps on the same rotation axis, respectively. FIG. 2 is a side view showing the structure of a rotor portion of each pump unit of a conventional tandem pump configured by arranging units in tandem. 11...Rotating shaft, 12a, 12b...Pump unit, 14a, 14b...Rotor, 15a, 1
5b... Vane, 18a, 18b... Cam surface, 1
9a, 19b...cam ring.
Claims (1)
に回転自在に収納されたロータと、ロータの外周
部に出没自在に取り付けたベーンとを備えたポン
プユニツトを同一回転軸上に負数基縦列して形成
したタンデムポンプにおいて、隣接する各ポンプ
ユニツトのうち一方のベーンが他方のポンプユニ
ツトの相隣り合うベーンの間に位置するよう一方
のポンプユニツトのロータに対して他方のポンプ
ユニツトのロータをずらして前記回転軸に嵌着し
たことを特徴とするタンデムポンプ。 A tandem pump unit formed by arranging a negative number of pump units in tandem on the same rotating shaft, which includes a cam ring having a cam surface, a rotor rotatably housed in the cam ring, and vanes retractably attached to the outer periphery of the rotor. In the pump, the rotor of one pump unit is shifted from the rotor of the other pump unit so that the vane of one of the adjacent pump units is located between the adjacent vanes of the other pump unit, and the rotor of the other pump unit is shifted from the rotor of the other pump unit. A tandem pump characterized by being fitted into a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4158190U JPH041685U (en) | 1990-04-20 | 1990-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4158190U JPH041685U (en) | 1990-04-20 | 1990-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041685U true JPH041685U (en) | 1992-01-08 |
Family
ID=31552370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4158190U Pending JPH041685U (en) | 1990-04-20 | 1990-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041685U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428999U (en) * | 1977-07-30 | 1979-02-26 | ||
| JPH0331454U (en) * | 1989-03-22 | 1991-03-27 |
-
1990
- 1990-04-20 JP JP4158190U patent/JPH041685U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428999U (en) * | 1977-07-30 | 1979-02-26 | ||
| JPS5633555Y2 (en) * | 1977-07-30 | 1981-08-08 | ||
| JPH0331454U (en) * | 1989-03-22 | 1991-03-27 |