JPS5862180U - Manual hydraulic pump release valve device - Google Patents
Manual hydraulic pump release valve deviceInfo
- Publication number
- JPS5862180U JPS5862180U JP15668481U JP15668481U JPS5862180U JP S5862180 U JPS5862180 U JP S5862180U JP 15668481 U JP15668481 U JP 15668481U JP 15668481 U JP15668481 U JP 15668481U JP S5862180 U JPS5862180 U JP S5862180U
- Authority
- JP
- Japan
- Prior art keywords
- valve device
- release valve
- handle
- hydraulic pump
- manual hydraulic
- 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
- Reciprocating Pumps (AREA)
- Details Of Reciprocating 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図ｉｔ本考案装置を有する油圧ポンプの一実施例の
上面図、第２図は第１図Ａ−Ａ線の開弁時における要部
の拡大断面図、第３図は第２図Ｂ−Ｂ線における閉弁時
の断面図、第４図は第３図に同じ断面で示したカムの作
動説明図である。
１・・・ポンプ本体、２・・・油槽、６・・・ハンドル
、１０・・・油圧シリンダ、１２・・・弁座口部、１４
・・・ボール弁体、１７・・・通孔、１８・・・作動杆
、１８ａ・・・上部軸杆、１８ｂ・・・下部軸杆、２１
・・・流通孔、２２・・・カム、２２ａ・・・隆起面、
２５・・・ネジリバネ。“−千−２
１６１′３Fig. 1 is a top view of an embodiment of a hydraulic pump having the device of the present invention, Fig. 2 is an enlarged cross-sectional view of the main parts taken along line A-A in Fig. 1 when the valve is opened, and Fig. 3 is Fig. 2 B. FIG. 4 is a cross-sectional view taken along the line -B when the valve is closed, and is an explanatory view of the operation of the cam shown in the same cross-section as FIG. 3. DESCRIPTION OF SYMBOLS 1...Pump body, 2...Oil tank, 6...Handle, 10...Hydraulic cylinder, 12...Valve seat opening, 14
...Ball valve body, 17...Through hole, 18...Operating rod, 18a...Upper shaft rod, 18b...Lower shaft rod, 21
... Communication hole, 22 ... Cam, 22a ... Raised surface,
25... Torsion spring. “-1000-2 161'3
Claims (1)
油圧室に連通されたボール弁室と、下部−杆の収納室が
油槽内部に連通される該軸杆が若へ 千の隙間を
有して弁座口部に挿通されてボール弁体に当接し、上部
軸杆を本体上部に突出させた上下動可能な作動杆とをポ
ンプ本体の上下に対設し、回動可能なハンド２しの基部
にカムを固着して常時はハンドルに軸装したバネにより
カムの隆起面をハンドル側部に位置させ、該ハンドルの
最低位置において回動時に前記作動杆上端に当接してこ
れを押下するようにしたことを特徴とする手動油圧ポン
プのレリーズ弁装置。The ball valve chamber, which is fired and constantly closes the valve seat opening, and which communicates with the hydraulic chamber of the hydraulic cylinder, and the shaft rod, which communicates the storage chamber of the lower rod with the inside of the oil tank, is retracted. A vertically movable operating rod, which is inserted into the valve seat opening and comes into contact with the ball valve body, and whose upper shaft rod protrudes from the top of the pump body, is installed opposite to the top and bottom of the pump body, and is rotatable. A cam is fixed to the base of the hand 2, and the raised surface of the cam is normally positioned on the side of the handle by a spring mounted on the handle, and when the handle is rotated at its lowest position, it comes into contact with the upper end of the operating rod. A release valve device for a manual hydraulic pump, characterized in that the release valve device is adapted to be pressed down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15668481U JPS5862180U (en) | 1981-10-20 | 1981-10-20 | Manual hydraulic pump release valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15668481U JPS5862180U (en) | 1981-10-20 | 1981-10-20 | Manual hydraulic pump release valve device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5862180U true JPS5862180U (en) | 1983-04-26 |
| JPS6242124Y2 JPS6242124Y2 (en) | 1987-10-28 |
Family
ID=29949220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15668481U Granted JPS5862180U (en) | 1981-10-20 | 1981-10-20 | Manual hydraulic pump release valve device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5862180U (en) |
-
1981
- 1981-10-20 JP JP15668481U patent/JPS5862180U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6242124Y2 (en) | 1987-10-28 |
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