JPS6427479U - - Google Patents
Info
- Publication number
- JPS6427479U JPS6427479U JP12219387U JP12219387U JPS6427479U JP S6427479 U JPS6427479 U JP S6427479U JP 12219387 U JP12219387 U JP 12219387U JP 12219387 U JP12219387 U JP 12219387U JP S6427479 U JPS6427479 U JP S6427479U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- communication hole
- side plate
- plunger
- cam ring
- 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
- 230000007423 decrease Effects 0.000 claims 1
Landscapes
- Reciprocating Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Description
第1図は本考案のプランジヤポンプの実施例を
示す縦断面図、第2図は第1図の―線断面図
、第3図は第1図の―線断面図、第4図は第
1図の―線断面図である。
10……ポンプハウジング、11……カムリン
グ、12,13……サイドプレート、15……回
転軸、17……ロータ、18……プランジヤ、1
9……ポンプ室、20a……第1連通孔、20b
……第2連通孔、23a……第1吸入ポート、2
3b……第2吸入ポート、24a……第1吐出ポ
ート、24b……第2吐出ポート。
Fig. 1 is a longitudinal sectional view showing an embodiment of the plunger pump of the present invention, Fig. 2 is a sectional view taken along the line - - of Fig. 1, Fig. 3 is a sectional view taken along the line - - of Fig. 1, and Fig. 4 is a sectional view taken along the line - FIG. 10... Pump housing, 11... Cam ring, 12, 13... Side plate, 15... Rotating shaft, 17... Rotor, 18... Plunger, 1
9... Pump chamber, 20a... First communication hole, 20b
...Second communication hole, 23a...First suction port, 2
3b...second suction port, 24a...first discharge port, 24b...second discharge port.
Claims (1)
けられたカムリングと、このカムリングの内部で
かつ前記サイドプレートの前後摺接面に摺接した
状態で偏心回転するロータと、このロータに放射
状に設けられ前記カムリングのカム穴の形状に倣
つて半径方向に滑動するプランジヤと、このプラ
ンジヤとロータ間に形成され前記ロータの回転に
つれて容積が増減する複数のポンプ室とを有する
プランジヤポンプにおいて、前記ポンプ室より前
記ロータの前側面に開口する第1連通孔と、前記
ポンプ室より前記ロータの後側面に開口する第2
連通孔を前記ロータに形成し、この第1連通孔と
連通する第1吸入ポートならびに第1吐出ポート
を前記サイドプレートの前摺接面に形成し、前記
第2連通孔と連通する第2吸入ポートならびに第
2吐出ポートとを前記サイドプレートの後摺接面
に形成したことを特徴とするプランジヤポンプ。 a side plate, a cam ring provided between the side plates, a rotor that rotates eccentrically inside the cam ring and in sliding contact with the front and rear sliding surfaces of the side plate, and the cam ring provided radially around the rotor. A plunger pump that has a plunger that slides in the radial direction following the shape of a cam hole, and a plurality of pump chambers that are formed between the plunger and a rotor and whose volume increases and decreases as the rotor rotates. a first communication hole that opens on the front side of the rotor; and a second communication hole that opens on the rear side of the rotor from the pump chamber.
A communication hole is formed in the rotor, a first suction port and a first discharge port that communicate with the first communication hole are formed in the front sliding surface of the side plate, and a second suction port that communicates with the second communication hole. A plunger pump characterized in that a port and a second discharge port are formed on a rear sliding contact surface of the side plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12219387U JPS6427479U (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12219387U JPS6427479U (en) | 1987-08-10 | 1987-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6427479U true JPS6427479U (en) | 1989-02-16 |
Family
ID=31369891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12219387U Pending JPS6427479U (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6427479U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61123772A (en) * | 1984-11-19 | 1986-06-11 | Nippon Denso Co Ltd | Multiple rotary radial plunger pump |
-
1987
- 1987-08-10 JP JP12219387U patent/JPS6427479U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61123772A (en) * | 1984-11-19 | 1986-06-11 | Nippon Denso Co Ltd | Multiple rotary radial plunger pump |