JPH0193214U - - Google Patents
Info
- Publication number
- JPH0193214U JPH0193214U JP18783887U JP18783887U JPH0193214U JP H0193214 U JPH0193214 U JP H0193214U JP 18783887 U JP18783887 U JP 18783887U JP 18783887 U JP18783887 U JP 18783887U JP H0193214 U JPH0193214 U JP H0193214U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- brush
- linear control
- load
- hydraulic circuit
- 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
- 241001417527 Pempheridae Species 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
Landscapes
- Cleaning Of Streets, Tracks, Or Beaches (AREA)
- Fluid-Pressure Circuits (AREA)
Description
第１図は既存の建設機械（この場合はシヨベル
ローダ）にロードスイーパを装着した場合の本考
案による油圧回路を示し、第２図、第３図は第１
図の一部詳細図、第４図はフローデイバイダを使
用した油圧回路図、第５図は既存の建設機械の油
圧回路図、第６図はシヨベルローダ車両本体にロ
ードスイーパを装着した全体側面図である。
符号の説明、１……車両本体、２……ロードス
イーパ、３……縦ブラシ、４……横ブラシ、５…
…リフトシリンダ、６……油圧ポンプ、７……コ
ントロールバルブ、７ａ，７ｂ……操作ハンドル
、８……ダンプシリンダ、９……バケツトシリン
ダ、１０……油圧ポンプ、１１……リニアコント
ロールバルブ、１１ａ……操作ハンドル、１１ｂ
……主プランジヤ位置、１１ｃ……圧力補償プラ
ンジヤ位置、１２……コントロールバルブ、１２
ａ，１２ｂ……操作ハンドル、１２ｃ，１２ｄ…
…プランジヤ位置、１３……油圧モータ、１５…
…油タンク、Ａ１，Ａ３，Ｂ１，Ｂ３，Ｃ１，Ｃ
３……ポート、Ｐ１，Ｐ２，Ｐ３……圧力ポート
、Ｔ１，Ｔ２，Ｔ３……タンクポート、Ｍ……エ
ンジン。
Figure 1 shows the hydraulic circuit according to the present invention when a load sweeper is attached to an existing construction machine (in this case, a shovel loader), and Figures 2 and 3 show the hydraulic circuit of the present invention.
Partial details of the diagram, Figure 4 is a hydraulic circuit diagram using a flow divider, Figure 5 is a hydraulic circuit diagram of an existing construction machine, and Figure 6 is an overall side view of a shovel loader vehicle with a load sweeper attached. It is. Explanation of symbols, 1...Vehicle body, 2...Road sweeper, 3...Vertical brush, 4...Horizontal brush, 5...
... Lift cylinder, 6 ... Hydraulic pump, 7 ... Control valve, 7a, 7b ... Operation handle, 8 ... Dump cylinder, 9 ... Bucket cylinder, 10 ... Hydraulic pump, 11 ... Linear control valve, 11a...operation handle, 11b
...Main plunger position, 11c...Pressure compensation plunger position, 12...Control valve, 12
a, 12b...operation handle, 12c, 12d...
...Plunger position, 13...Hydraulic motor, 15...
...Oil tank, A 1 , A 3 , B 1 , B 3 , C 1 , C
3 ...port, P1 , P2 , P3 ...pressure port, T1 , T2 , T3 ...tank port, M...engine.
Claims (1)
回転駆動させるためのロードスイーパの油圧回路
であつて、油圧ポンプと、縦ブラシ及び又は横ブ
ラシ回転駆動モータ用リニアコントロールバルブ
と、前記リニアコントロールバルブに連設された
作業装置操作シリンダ用コントロールバルブとを
含み、それによつて、負荷変動に無関係に前記リ
ニアコントロールバルブのプランジヤのストロー
ク量に比例した流量により無段階に前記縦ブラシ
及び又は横ブラシの回転速度が制御可能になつて
いることを特徴とするロードスイーパの油圧回路
。 A hydraulic circuit for a load sweeper for operating a working device and rotationally driving a vertical brush and a horizontal brush, the circuit comprising a hydraulic pump, a linear control valve for a vertical brush and/or horizontal brush rotational drive motor, and the linear control valve. and a control valve for a working equipment operating cylinder connected in series, thereby steplessly rotating the vertical brush and/or the horizontal brush with a flow rate proportional to the stroke amount of the plunger of the linear control valve, regardless of load fluctuations. A hydraulic circuit for a load sweeper characterized in that its speed is controllable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18783887U JPH0535139Y2 (en) | 1987-12-11 | 1987-12-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18783887U JPH0535139Y2 (en) | 1987-12-11 | 1987-12-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0193214U true JPH0193214U (en) | 1989-06-19 |
| JPH0535139Y2 JPH0535139Y2 (en) | 1993-09-07 |
Family
ID=31478968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18783887U Expired - Lifetime JPH0535139Y2 (en) | 1987-12-11 | 1987-12-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535139Y2 (en) |
-
1987
- 1987-12-11 JP JP18783887U patent/JPH0535139Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535139Y2 (en) | 1993-09-07 |
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