JPS6085672U - Bypass relief control valve for hydraulic oil in dump trucks - Google Patents
Bypass relief control valve for hydraulic oil in dump trucksInfo
- Publication number
- JPS6085672U JPS6085672U JP17660883U JP17660883U JPS6085672U JP S6085672 U JPS6085672 U JP S6085672U JP 17660883 U JP17660883 U JP 17660883U JP 17660883 U JP17660883 U JP 17660883U JP S6085672 U JPS6085672 U JP S6085672U
- Authority
- JP
- Japan
- Prior art keywords
- port
- poppet
- rod
- control valve
- hydraulic oil
- 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.)
- Granted
Links
Landscapes
- Safety Valves (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
第１図はダンプカーに本考案を使用した全体図、第２図
は第１図の部分拡大図、第３図は油圧回路図、第４図は
本考案の全体断面図、第５図は作動状態図である。
４はバイパスリリーフ弁、１０は第１ポート、１１は第
２ポート、１３は第３ポート、１５は連通口、１７はポ
ペット、１８はロッド、１９は孔、２０は押圧棒。
「 ん」−７
１−一−４Ｋ−２
７−
−
Ｉ２／／ＬＬ１７
８
、 °看１
ｊ ／ｌ Ｉ
／’ ＋’ｗ ＸFigure 1 is an overall view of the present invention used in a dump truck, Figure 2 is a partially enlarged view of Figure 1, Figure 3 is a hydraulic circuit diagram, Figure 4 is an overall sectional view of the present invention, and Figure 5 is the operation. FIG. 4 is a bypass relief valve, 10 is a first port, 11 is a second port, 13 is a third port, 15 is a communication port, 17 is a poppet, 18 is a rod, 19 is a hole, and 20 is a press rod. "N" -7 1-1-4K-2 7- - I2//LL17 8, °view1 j /l I /'+'w X
Claims (1)
とを設けるとともに、ケーシング内の室に連通しうる第
３ポートを設け、前記室には室を第１ポートに連通させ
る連通口を設けるとともに、前記連通口を閉鎖するため
閉鎖方向にスプリングにて付勢されたポペットを設け、
前記ポペットには連通口より小径でポペットの中心線上
に延びたロッドを一体的に設け、前記ロッドの自由端を
、連通口に対向した位置に開口された孔に挿通支持させ
るとともにケーシングより一部突出させた押圧棒の一端
を当接させ、前記ポペットを第１ポートにおける設定圧
以上の内圧にて開くことができるとともに押圧棒を押す
外力にても開くことができるようにしたことを特徴とす
るバイパスリリーフバルブ。 ゛The casing is provided with a first port and a second port that can communicate at all times, and a third port that can communicate with a chamber in the casing, and the chamber is provided with a communication port that communicates the chamber with the first port. , providing a poppet biased by a spring in the closing direction to close the communication port;
The poppet is integrally provided with a rod having a smaller diameter than the communication port and extending on the center line of the poppet, and the free end of the rod is inserted and supported through a hole opened at a position opposite to the communication port, and a portion of the rod is inserted from the casing. One end of the protruding press rod is brought into contact with the poppet, and the poppet can be opened by an internal pressure equal to or higher than the set pressure at the first port, and can also be opened by an external force that pushes the press rod. bypass relief valve.゛
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17660883U JPS6085672U (en) | 1983-11-14 | 1983-11-14 | Bypass relief control valve for hydraulic oil in dump trucks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17660883U JPS6085672U (en) | 1983-11-14 | 1983-11-14 | Bypass relief control valve for hydraulic oil in dump trucks |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6085672U true JPS6085672U (en) | 1985-06-13 |
| JPH0417886Y2 JPH0417886Y2 (en) | 1992-04-21 |
Family
ID=30383929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17660883U Granted JPS6085672U (en) | 1983-11-14 | 1983-11-14 | Bypass relief control valve for hydraulic oil in dump trucks |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6085672U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48106527U (en) * | 1972-03-11 | 1973-12-11 | ||
| JPS5796855U (en) * | 1980-12-04 | 1982-06-14 | ||
| JPS6052508U (en) * | 1983-09-19 | 1985-04-13 | 兼工業株式会社 | Pressure reducing valve |
-
1983
- 1983-11-14 JP JP17660883U patent/JPS6085672U/en active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48106527U (en) * | 1972-03-11 | 1973-12-11 | ||
| JPS5796855U (en) * | 1980-12-04 | 1982-06-14 | ||
| JPS6052508U (en) * | 1983-09-19 | 1985-04-13 | 兼工業株式会社 | Pressure reducing valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0417886Y2 (en) | 1992-04-21 |
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