JPS6213127U - - Google Patents
Info
- Publication number
- JPS6213127U JPS6213127U JP10584585U JP10584585U JPS6213127U JP S6213127 U JPS6213127 U JP S6213127U JP 10584585 U JP10584585 U JP 10584585U JP 10584585 U JP10584585 U JP 10584585U JP S6213127 U JPS6213127 U JP S6213127U
- Authority
- JP
- Japan
- Prior art keywords
- accumulator
- hydraulic circuit
- reaping
- valve
- hydraulic cylinder
- 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
- 230000003028 elevating effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007781 pre-processing Methods 0.000 description 2
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
- Harvester Elements (AREA)
Description
図面は本考案に係る刈取収穫機の刈取前処理部
昇降装置の実施例を示し、第１図は昇降装置の系
統図、第２図は別実施例を示す昇降装置の系統図
、第３図は従来例を示す昇降装置の系統図、第４
図は刈取収穫機の全体側面図である。
Ａ……刈取前処理部、１０……昇降用油圧シリ
ンダ、１１……切換バルブ、１２……油圧回路、
１３……アキユムレータ、１７……開閉バルブ、
１８……チエツクバルブ、１９……リリーフバル
ブ。
The drawings show an embodiment of the elevating device for the reaping pre-processing section of the reaping harvester according to the present invention, FIG. 1 is a system diagram of the elevating device, FIG. 2 is a system diagram of the elevating device showing another embodiment, and FIG. 3 is a system diagram of the elevating device. 4 is a system diagram of a lifting device showing a conventional example.
The figure is an overall side view of the reaping harvester. A... Reaping pre-processing section, 10... Lifting hydraulic cylinder, 11... Switching valve, 12... Hydraulic circuit,
13... Accumulator, 17... Opening/closing valve,
18...Check valve, 19...Relief valve.
Claims (1)
昇降用油圧シリンダ１０とこの昇降用油圧シリン
ダ１０を操作する切換バルブ１１とをつなぐ油圧
回路１２の途中箇所にアキユムレータ１３を接続
してある刈取収穫機の刈取前処理部昇降装置にお
いて、前記油圧回路１２と前記アキユムレータ１
３との間に亘つて、油圧回路１２とアキユムレー
タ１３とを連通する状態と遮断する状態とに切換
自在な開閉バルブ１７と、アキユムレータ１３か
ら油圧回路１２への圧油供給を許容するチエツク
バルブ１８とを並列に接続するとともに、前記油
圧回路１２に接続したリリーフバルブ１９の二次
側ポートを前記アキユムレータ１３に接続してあ
ることを特徴とする刈取収穫機の刈取前処理部昇
降装置。 For reaping, an accumulator 13 is connected to a midway point of a hydraulic circuit 12 that connects a lifting hydraulic cylinder 10 that drives the reaping pretreatment section A up and down with respect to this machine and a switching valve 11 that operates this lifting hydraulic cylinder 10. In the pre-reaping processing section elevating device of a harvester, the hydraulic circuit 12 and the accumulator 1
3, an on-off valve 17 that can freely switch between communicating and disconnecting the hydraulic circuit 12 and the accumulator 13, and a check valve 18 that allows pressure oil to be supplied from the accumulator 13 to the hydraulic circuit 12. are connected in parallel, and a secondary side port of a relief valve 19 connected to the hydraulic circuit 12 is connected to the accumulator 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10584585U JPH044500Y2 (en) | 1985-07-11 | 1985-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10584585U JPH044500Y2 (en) | 1985-07-11 | 1985-07-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6213127U true JPS6213127U (en) | 1987-01-27 |
| JPH044500Y2 JPH044500Y2 (en) | 1992-02-10 |
Family
ID=30980657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10584585U Expired JPH044500Y2 (en) | 1985-07-11 | 1985-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH044500Y2 (en) |
-
1985
- 1985-07-11 JP JP10584585U patent/JPH044500Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH044500Y2 (en) | 1992-02-10 |