JPH0250085U - - Google Patents
Info
- Publication number
- JPH0250085U JPH0250085U JP12656088U JP12656088U JPH0250085U JP H0250085 U JPH0250085 U JP H0250085U JP 12656088 U JP12656088 U JP 12656088U JP 12656088 U JP12656088 U JP 12656088U JP H0250085 U JPH0250085 U JP H0250085U
- Authority
- JP
- Japan
- Prior art keywords
- bypass passage
- pump
- flow rate
- passage
- fluid
- 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
- 239000012530 fluid Substances 0.000 claims 5
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Details And Applications Of Rotary Liquid Pumps (AREA)
Description
第１図は本考案に従つた流量制御弁付ポンプの
断面図、第２図は第１図におけるＡ―Ａ断面図、
第３図は第１図におけるＢ―Ｂ断面図、第４図は
本考案の変形例を示す一部断面図である。
１０…第１ハウジング、１１…第２ハウジング
、１２…カムリング、１３…プレツシヤプレート
、１５…スラストプレート、１８…ドライブシヤ
フト、１９…ロータ、２２…低圧油路、２３…バ
イパス通路、２４…高圧油路、２５…オリフイス
、２７…流量調整弁、２９…スプリング、３０…
スプール、３２…オイル供給通路、３３…円筒部
材、３３ａ…傾斜部。
FIG. 1 is a sectional view of a pump with a flow control valve according to the present invention, FIG. 2 is a sectional view taken along line AA in FIG. 1,
FIG. 3 is a sectional view taken along line BB in FIG. 1, and FIG. 4 is a partial sectional view showing a modification of the present invention. DESCRIPTION OF SYMBOLS 10... First housing, 11... Second housing, 12... Cam ring, 13... Pressure plate, 15... Thrust plate, 18... Drive shaft, 19... Rotor, 22... Low pressure oil passage, 23... Bypass passage, 24... High pressure oil path, 25... Orifice, 27... Flow rate adjustment valve, 29... Spring, 30...
Spool, 32... Oil supply passage, 33... Cylindrical member, 33a... Inclined part.
Claims (1)
より調圧して流体圧作動機器に供給すると共に、
余剰流体をポンプ吸入口にバイパス通路を介して
バイパスし、該バイパス通路にリザーバからの供
給通路の一端を開口させて前記バイパス通路内の
余剰流体により前記供給通路内の作動流体を前記
バイパス通路内に吸い込ませてなる流量調整弁付
ポンプにおいて、前記供給通路に先端部が前記バ
イパス通路内に突出する円筒部材を嵌挿し、該円
筒部材の先端部に前記バイパス通路の軸心と平行
な開口面を有する傾斜部を形成したことを特徴と
する流量調整弁付ポンプ。 The pressure of the working fluid discharged from the pump is regulated by a flow rate regulating valve and supplied to fluid pressure operated equipment,
Excess fluid is bypassed to the pump suction port via a bypass passage, and one end of a supply passage from a reservoir is opened in the bypass passage, and the working fluid in the supply passage is diverted into the bypass passage by the surplus fluid in the bypass passage. In the pump with a flow rate adjustment valve, a cylindrical member whose tip protrudes into the bypass passage is fitted into the supply passage, and the tip of the cylindrical member has an opening surface parallel to the axis of the bypass passage. 1. A pump with a flow rate adjustment valve, characterized in that a sloped portion is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12656088U JPH0250085U (en) | 1988-09-28 | 1988-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12656088U JPH0250085U (en) | 1988-09-28 | 1988-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0250085U true JPH0250085U (en) | 1990-04-06 |
Family
ID=31378196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12656088U Pending JPH0250085U (en) | 1988-09-28 | 1988-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0250085U (en) |
-
1988
- 1988-09-28 JP JP12656088U patent/JPH0250085U/ja active Pending
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