JPS623863U - - Google Patents
Info
- Publication number
- JPS623863U JPS623863U JP9212585U JP9212585U JPS623863U JP S623863 U JPS623863 U JP S623863U JP 9212585 U JP9212585 U JP 9212585U JP 9212585 U JP9212585 U JP 9212585U JP S623863 U JPS623863 U JP S623863U
- Authority
- JP
- Japan
- Prior art keywords
- dozer
- cylinder
- traveling device
- oil passages
- angle
- 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
- 239000003921 oil Substances 0.000 claims 3
- 239000010727 cylinder oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
Description
図面は本考案に係るドーザ付バツクホウのドー
ザ操作部の実施例を示し、第１図は概略油圧回路
図、第２図はバツクホウ作業車の全体側面図、第
３図はロータリージヨイントの一部断面図である
。
１……走行装置、２……旋回台、４……バツク
ホウ装置、５……搭乗運転部、８……ドーザ、１
０……油路、１１……油路、１２……切換バルブ
、Ｃ４……アングルシリンダ、Ｃ５……ドーザシ
リンダ、Ｖ１０……操作バルブ。
The drawings show an embodiment of the dozer operating section of a backhoe with a dozer according to the present invention, with FIG. 1 being a schematic hydraulic circuit diagram, FIG. 2 being an overall side view of the backhoe work vehicle, and FIG. 3 being a part of the rotary joint. FIG. 1... Travel device, 2... Swivel base, 4... Backhoe device, 5... Boarding operation section, 8... Dozer, 1
0...Oil passage, 11...Oil passage, 12...Switching valve, C4 ...Angle cylinder, C5 ...Dozer cylinder, V10 ...Operation valve.
Claims (1)
作自在に走行装置１に設け、前記ドーザ８を昇降
させるドーザシリンダＣ５に対する油圧ポンプＰ
３と操作バルブＶ１０を、バツクホウ装置４及び
搭乗運転部５を備えた旋回台２に設けたドーザ付
バツクホウにおいて、前記ドーザ８に左右向き変
更操作用のアングルシリンダＣ４を設け、前記操
作バルブＶ１０とドーザシリンダＣ５を接続する
一対の油路１０，１０のうち一方に、前記アング
ルシリンダＣ４に対する一対の油路１１，１１の
一方を前記走行装置１側で接続すると共に、前記
ドーザシリンダ用油路１０，１０の他方に、前記
ドーザシリンダＣ５への接続状態と前記アングル
シリンダＣ４用油路１１の他方への接続状態とに
切換える電磁操作式切換バルブ１２を、前記走行
装置１側に配置してかつ前記搭乗運転部５で操作
自在に設けてあるドーザ付バツクホウのドーザ操
作部。 A dozer cylinder C5 for raising and lowering the dozer 8, which is provided on the traveling device 1 so that the dozer 8 can be freely raised and lowered and can be freely changed in left and right directions;
In the dozer - equipped backhoe, the dozer 8 is provided with an angle cylinder C4 for left-right direction change operation, and the dozer 8 is provided with an angle cylinder C4 for left-right direction change operation, One of the pair of oil passages 11, 11 for the angle cylinder C4 is connected on the traveling device 1 side to one of the pair of oil passages 10, 10 connecting the dozer cylinder C5 and the dozer cylinder C5. An electromagnetically operated switching valve 12 for switching between the connection state to the dozer cylinder C5 and the connection state to the other side of the angle cylinder C4 oil path 11 is attached to the other of the cylinder oil passages 10, 10, and the traveling device A dozer operating section of a backhoe equipped with a dozer, which is disposed on one side and is operable by the boarding/operating section 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9212585U JPH0415810Y2 (en) | 1985-06-18 | 1985-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9212585U JPH0415810Y2 (en) | 1985-06-18 | 1985-06-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS623863U true JPS623863U (en) | 1987-01-10 |
| JPH0415810Y2 JPH0415810Y2 (en) | 1992-04-09 |
Family
ID=30648637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9212585U Expired JPH0415810Y2 (en) | 1985-06-18 | 1985-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0415810Y2 (en) |
-
1985
- 1985-06-18 JP JP9212585U patent/JPH0415810Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0415810Y2 (en) | 1992-04-09 |
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