JPS61173565U - - Google Patents
Info
- Publication number
- JPS61173565U JPS61173565U JP5484585U JP5484585U JPS61173565U JP S61173565 U JPS61173565 U JP S61173565U JP 5484585 U JP5484585 U JP 5484585U JP 5484585 U JP5484585 U JP 5484585U JP S61173565 U JPS61173565 U JP S61173565U
- Authority
- JP
- Japan
- Prior art keywords
- ejector
- valve
- switched
- mechanical valve
- hydraulic switching
- 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
- 230000007935 neutral effect Effects 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Description
図面はこの考案の一実施例を示し、第１図は回
路図、第２図は操作レバの側面図、第３図はデテ
ント機構の断面図である。
１はエジエクタ、２は操作レバ、２′はエジエ
クタコントロールエアバルブ、７はエアシリンダ
、８は油圧切換え弁、９及び１４はメカニカルバ
ルブ。
The drawings show an embodiment of this invention, with FIG. 1 being a circuit diagram, FIG. 2 being a side view of the operating lever, and FIG. 3 being a sectional view of the detent mechanism. 1 is an ejector, 2 is an operating lever, 2' is an ejector control air valve, 7 is an air cylinder, 8 is a hydraulic switching valve, and 9 and 14 are mechanical valves.
Claims (1)
コントロールエアバルブ２′によりエアシリンダ
７へエアを供給して、エジエクタ１の油圧回路に
設けられた油圧切換弁８を上記エアシリンダ７に
より切換え制御することにより、エジエクタ１の
前後動を制御するものにおいて、エジエクタ１を
収容したボウル前部にエジエクタ１の前進位置で
切換えられるメカニカルバルブ１４を設けて、こ
のメカニカルバルブ１４によりエジエクタ１が後
退するよう油圧切換え弁８を切換え制御すると共
に、ボウルの後部にはエジエクタ１が後退位置に
なつたときに切換えられるメカニカルバルブ９を
設けて、このメカニカルバルブ９により操作レバ
２のデテント解除と油圧切換え弁８の中立復帰を
行うことを特徴とするスクレーバの排土装置。 By supplying air to the air cylinder 7 by the ejector control air valve 2' which is switched and controlled by the operating lever 2, and by controlling the hydraulic switching valve 8 provided in the hydraulic circuit of the ejector 1 by the air cylinder 7, In the device that controls the forward and backward movement of the ejector 1, a mechanical valve 14 that is switched in the forward position of the ejector 1 is provided at the front part of the bowl that houses the ejector 1, and a hydraulic switching valve 8 is provided so that the ejector 1 is moved backward by the mechanical valve 14. In addition, a mechanical valve 9 is provided at the rear of the bowl that is switched when the ejector 1 is in the retreat position, and this mechanical valve 9 releases the detent of the operating lever 2 and returns the hydraulic switching valve 8 to neutral. A scraper soil removal device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5484585U JPS61173565U (en) | 1985-04-15 | 1985-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5484585U JPS61173565U (en) | 1985-04-15 | 1985-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61173565U true JPS61173565U (en) | 1986-10-28 |
Family
ID=30576972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5484585U Pending JPS61173565U (en) | 1985-04-15 | 1985-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61173565U (en) |
-
1985
- 1985-04-15 JP JP5484585U patent/JPS61173565U/ja active Pending