JPS62115582U - - Google Patents
Info
- Publication number
- JPS62115582U JPS62115582U JP264086U JP264086U JPS62115582U JP S62115582 U JPS62115582 U JP S62115582U JP 264086 U JP264086 U JP 264086U JP 264086 U JP264086 U JP 264086U JP S62115582 U JPS62115582 U JP S62115582U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- plunger
- oil chamber
- oil passage
- proportional solenoid
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
Landscapes
- Magnetically Actuated Valves (AREA)
- Control Of Fluid Pressure (AREA)
Description
第1図はこの考案の一実施例を示すポペツト弁
を用いた電磁比例圧力制御弁の縦断面図、第2図
はこの考案の他の実施例の弁本体のみを示す縦断
面図、第3図はこの考案のさらに他の実施例の要
部のみを示す縦断面図、第4図及び第5図はそれ
ぞれ従来の電磁比例圧力制御弁の異なる例を示す
縦断面図である。
20,20′…弁本体、21,21′…スリー
ブ、21c…第3の油路、21d…第1の油路、
21e…オリフイス、22…油室、23…ポペツ
ト弁、24…シート、26,26′…プランジヤ
、26a…第1の油路、26b…第2の油路、2
7,28…スプリング、29…オリフイス、30
…比例ソレノイド、32…ソレノイドコイル、3
3…固定鉄心、35…可動鉄心、36…プツシユ
ロツド、40…調整部、41…カバー、45…最
低圧力調整軸、46…スプリング、47,47′
…エア抜きプラグ。
Fig. 1 is a longitudinal sectional view of an electromagnetic proportional pressure control valve using a poppet valve showing one embodiment of this invention, Fig. 2 is a longitudinal sectional view showing only the valve body of another embodiment of this invention, and Fig. 3 is a longitudinal sectional view showing only the valve body of another embodiment of this invention. The figure is a vertical cross-sectional view showing only the essential parts of yet another embodiment of the invention, and FIGS. 4 and 5 are vertical cross-sectional views showing different examples of conventional electromagnetic proportional pressure control valves, respectively. 20, 20'... Valve body, 21, 21'... Sleeve, 21c... Third oil passage, 21d... First oil passage,
21e... Orifice, 22... Oil chamber, 23... Poppet valve, 24... Seat, 26, 26'... Plunger, 26a... First oil passage, 26b... Second oil passage, 2
7, 28... Spring, 29... Orifice, 30
...Proportional solenoid, 32...Solenoid coil, 3
3... Fixed iron core, 35... Movable iron core, 36... Push rod, 40... Adjustment part, 41... Cover, 45... Minimum pressure adjustment shaft, 46... Spring, 47, 47'
...Air bleed plug.
Claims (1)
ト弁又はフラツパ弁を押圧して油圧力を制御する
電磁比例圧力制御弁において、 前記ポペツト弁又はフラツパ弁と前記比例ソレ
ノイドのプツシユロツドとの間に、該ポペツト弁
又はフラツパ弁を収納する弁本体の油室内を摺動
するプランジヤを設けると共に、該プランジヤで
仕切られる弁側油室と比例ソレノイド側油室をオ
リフイスを介して常時連通する第1の油路を設け
、前記プランジヤに、前記ソレノイド側油室から
前記弁本体固定部との摺動面に開口する第2の油
路を設け、前記固定部に、前記比例ソレノイドが
非励磁の時に前記第2の油路の開口と一致する位
置に一端を開口し、他端を常時前記弁側油室に開
口する第3の油路を設けたことを特徴とする電磁
比例圧力制御弁。[Scope of Claim for Utility Model Registration] In an electromagnetic proportional pressure control valve that controls hydraulic pressure by pressing a poppet valve or flapper valve using electromagnetic force generated by a proportional solenoid, the poppet valve or flapper valve and the push rod of the proportional solenoid and A plunger that slides within the oil chamber of the valve body housing the poppet valve or flapper valve is provided between the valve body and the valve side oil chamber and the proportional solenoid side oil chamber, which are partitioned by the plunger, are constantly communicated via an orifice. a first oil passage is provided in the plunger, a second oil passage that opens from the solenoid-side oil chamber to a sliding surface with the valve body fixing part is provided in the plunger, and the proportional solenoid is de-energized in the fixing part. An electromagnetic proportional pressure control valve characterized in that a third oil passage is provided, one end of which opens at a position that coincides with the opening of the second oil passage, and the other end of which is always open to the valve side oil chamber. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP264086U JPS62115582U (en) | 1986-01-14 | 1986-01-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP264086U JPS62115582U (en) | 1986-01-14 | 1986-01-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62115582U true JPS62115582U (en) | 1987-07-22 |
Family
ID=30781666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP264086U Pending JPS62115582U (en) | 1986-01-14 | 1986-01-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62115582U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012098627A1 (en) * | 2011-01-19 | 2012-07-26 | 川崎重工業株式会社 | Oil immersed solenoid |
-
1986
- 1986-01-14 JP JP264086U patent/JPS62115582U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012098627A1 (en) * | 2011-01-19 | 2012-07-26 | 川崎重工業株式会社 | Oil immersed solenoid |
JP2012151300A (en) * | 2011-01-19 | 2012-08-09 | Kawasaki Heavy Ind Ltd | Oil-immersed solenoid |
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