JPS6069378U - vane pump - Google Patents
vane pumpInfo
- Publication number
- JPS6069378U JPS6069378U JP16156783U JP16156783U JPS6069378U JP S6069378 U JPS6069378 U JP S6069378U JP 16156783 U JP16156783 U JP 16156783U JP 16156783 U JP16156783 U JP 16156783U JP S6069378 U JPS6069378 U JP S6069378U
- Authority
- JP
- Japan
- Prior art keywords
- side plate
- ring
- pump housing
- cam ring
- cam
- 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
- Rotary Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の実施例を示すもので、第1図はベーンポ
ンプの断面図、第2図は第1図の■−■線に沿って矢視
したサイドプレートの背面図である。
10・・・・・・ポンプハウジング、12・・・・・・
エンドカバー、14・・・・・・カムリング、15.1
6・・・・・・サイトフレート、21・・・・・・ベー
ン、22・・・・・・ロータ、25.26・・・・・・
吸入ポート、27.28・・・・・・吐出ポート、37
.38・・・・・・圧力溝、41.42・・・・・・リ
ング溝、43・・・・・・ぬすみ、45,46・・・・
・・0リング、47・・・・・・圧力作用室、48・・
・・・・圧力導入孔、49・・・・・・逃がし孔。
□1The drawings show an embodiment of the present invention, and FIG. 1 is a sectional view of a vane pump, and FIG. 2 is a rear view of the side plate taken along the line ■-■ in FIG. 10...Pump housing, 12...
End cover, 14...Cam ring, 15.1
6... Sight plate, 21... Vane, 22... Rotor, 25.26...
Suction port, 27.28...Discharge port, 37
.. 38... Pressure groove, 41.42... Ring groove, 43... Thread, 45, 46...
...0 ring, 47...pressure action chamber, 48...
...Pressure introduction hole, 49...Relief hole. □1
Claims (1)
れたカムリングと、このカムリングの両側に配置されカ
ムリングに対接する面に吸入ポートおよび吐出ポートを
それぞれ形成した一対のサイドプレートと、前記カムリ
ングのカム面に摺接する複数のベーンを円周上に保持し
たロータと、前記一方のサイドプレートの背面に対接す
る受承面を有し前記ポンプハウジングの一端に固着され
たエンドカバーとを備えてなり、前記一方のサイドプレ
ートの背面に2つのリング溝をサイドプレートと同心的
に形成し、これら2つのリング溝によって囲まれた部分
に一定量のぬすみを形成し、前記各リング溝にそれぞれ
Oリングを挿着して前記サイドプレートとエンドカバー
との間に作用面積を制限された圧力作用室を形成し、こ
の圧力作用室に吐出流体を導入する圧力導入孔を前記サ
イドプレートに形成し、また前記サイドプレートの中央
部に逃がし孔を軸線方向に貫通させてなるベーンポンプ
。A pump housing, a cam ring housed in the pump housing, a pair of side plates arranged on both sides of the cam ring and each having a suction port and a discharge port formed on the surfaces facing the cam ring, and a pair of side plates that slide on the cam surface of the cam ring. A rotor that holds a plurality of contacting vanes on its circumference, and an end cover that has a receiving surface that contacts the back surface of the one side plate and is fixed to one end of the pump housing, Two ring grooves are formed on the back surface of the side plate concentrically with the side plate, a certain amount of clearance is formed in the area surrounded by these two ring grooves, and an O-ring is inserted into each of the ring grooves. A pressure acting chamber with a limited acting area is formed between the side plate and the end cover, and a pressure introduction hole for introducing discharge fluid into the pressure acting chamber is formed in the side plate. A vane pump with a relief hole running through the center in the axial direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16156783U JPS6069378U (en) | 1983-10-19 | 1983-10-19 | vane pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16156783U JPS6069378U (en) | 1983-10-19 | 1983-10-19 | vane pump |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6069378U true JPS6069378U (en) | 1985-05-16 |
Family
ID=30355035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16156783U Pending JPS6069378U (en) | 1983-10-19 | 1983-10-19 | vane pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6069378U (en) |
-
1983
- 1983-10-19 JP JP16156783U patent/JPS6069378U/en active Pending
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