JPS63104447U - - Google Patents
Info
- Publication number
- JPS63104447U JPS63104447U JP20029586U JP20029586U JPS63104447U JP S63104447 U JPS63104447 U JP S63104447U JP 20029586 U JP20029586 U JP 20029586U JP 20029586 U JP20029586 U JP 20029586U JP S63104447 U JPS63104447 U JP S63104447U
- Authority
- JP
- Japan
- Prior art keywords
- dozer
- angle
- hydraulic cylinder
- valve
- swivel base
- 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
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Description
図面は本考案に係るアングルドーザ付バツクホ
ウの油圧操作部の実施例を示し、第１図は要部の
平面図、第２図は全体の油圧回路、第３図はバツ
クホウの全体側面図、第４図は従来の油圧回路で
ある。
１……走行装置、２……旋回台、３……バツク
ホウ装置、７……アングルドーザ、１１……ロー
タリージヨイント、１６……切換操作部材、Ｃ５
……ドーザ昇降用油圧シリンダ、Ｃ６……アング
ル調整用油圧シリンダ、Ｖ１０……アングルドー
ザ用操作弁、Ｖ１３……接続対象切換弁。
The drawings show an embodiment of the hydraulic operation section of a backhoe with an angle dozer according to the present invention, and FIG. 1 is a plan view of the main parts, FIG. 2 is an overall hydraulic circuit, and FIG. 3 is an overall side view of the backhoe. Figure 4 shows a conventional hydraulic circuit. 1...Traveling device, 2...Swivel base, 3...Backhoe device, 7...Angle dozer, 11...Rotary joint, 16...Switching operation member, C5
... Hydraulic cylinder for dozer elevation, C 6 ... Hydraulic cylinder for angle adjustment, V 10 ... Operation valve for angle dozer, V 13 ... Connection target switching valve.
Claims (1)
装置１に、バツクホウ装置３を備えた旋回台２を
取付け、前記アングルドーザ７の操作弁Ｖ１０を
前記旋回台２に設けると共に、前記アングルドー
ザ７を昇降するドーザ昇降用油圧シリンダＣ５と
、左右向き変更するアングル調整用油圧シリンダ
Ｃ６を前記走行装置１に設け、前記アングルドー
ザ用操作弁Ｖ１０に接続した油路に、前記旋回台
２の回動を許容するロータリジヨイント１１を介
在させたアングルドーザ付バツクホウにおいて、
１個の前記アングルドーザー用操作弁Ｖ１０に対
して前記ドーザ昇降用油圧シリンダＣ５とアング
ル調整用油圧シリンダＣ６を択一的に接続切換す
るための接続対象切換弁Ｖ１３を前記走行装置１
に設け、前記接続対象切換弁Ｖ１３の切換操作部
材１６を前記旋回台２に取付け、前記旋回台２を
左右いずれか一方に旋回させるに伴つて、前記ア
ングルドーザ用操作弁Ｖ１０を前記ドーザ昇降用
油圧シリンダＣ５と接続し、他方に旋回させるに
伴つて、前記アングルドーザ用操作弁Ｖ１０を前
記アングル調整用油圧シリンダＣ６と接続するよ
うに、前記接続対象切換弁Ｖ１３と切換操作部材
１６とを相対配置してあるアングルドーザ付バツ
クホウの油圧操作部。 A swivel base 2 equipped with a backhoe device 3 is attached to a traveling device 1 equipped with an angle dozer 7 that can be raised and lowered freely, an operating valve V 10 for the angle dozer 7 is provided on the swivel base 2, and the angle dozer 7 is A hydraulic cylinder C 5 for raising and lowering the dozer and a hydraulic cylinder C 6 for adjusting the angle for changing left and right directions are provided in the traveling device 1, and an oil path connected to the angle dozer operation valve V 10 is connected to the swivel base 2. In a backhoe with an angle dozer that has a rotary joint 11 that allows rotation,
The traveling device connects a switching valve V13 to be connected to selectively connect and switch the dozer lifting hydraulic cylinder C5 and the angle adjusting hydraulic cylinder C6 to one angle dozer operation valve V10 . 1
The switching operation member 16 of the switching valve V 13 to be connected is attached to the swivel base 2, and as the swivel base 2 is rotated to either the left or right, the angle dozer operation valve V 10 is connected to the dozer. Connecting it to the lifting hydraulic cylinder C5 , and switching it to the connection target switching valve V13 so as to connect the angle dozer operating valve V10 to the angle adjusting hydraulic cylinder C6 as it turns to the other side. A hydraulic operation section of a backhoe with an angle dozer in which an operation member 16 is disposed relative to the operation member 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20029586U JPS63104447U (en) | 1986-12-24 | 1986-12-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20029586U JPS63104447U (en) | 1986-12-24 | 1986-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63104447U true JPS63104447U (en) | 1988-07-06 |
Family
ID=31162669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20029586U Pending JPS63104447U (en) | 1986-12-24 | 1986-12-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63104447U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH039989U (en) * | 1989-06-16 | 1991-01-30 | ||
| WO1999050509A1 (en) * | 1998-03-30 | 1999-10-07 | Shin Caterpillar Mitsubishi Ltd. | Hydraulic shovel |
-
1986
- 1986-12-24 JP JP20029586U patent/JPS63104447U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH039989U (en) * | 1989-06-16 | 1991-01-30 | ||
| WO1999050509A1 (en) * | 1998-03-30 | 1999-10-07 | Shin Caterpillar Mitsubishi Ltd. | Hydraulic shovel |