JPH02129397U - - Google Patents
Info
- Publication number
- JPH02129397U JPH02129397U JP3805189U JP3805189U JPH02129397U JP H02129397 U JPH02129397 U JP H02129397U JP 3805189 U JP3805189 U JP 3805189U JP 3805189 U JP3805189 U JP 3805189U JP H02129397 U JPH02129397 U JP H02129397U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- radius
- detector
- angle
- rated
- 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
- 238000013500 data storage Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
- Jib Cranes (AREA)
Description
第１図は本考案に係る高所作業車に於けるブー
ム旋回規制装置を装備した高所作業車の一例を示
す斜視図、第２図はブーム旋回規制装置を説明す
るためのブロツク図である。
１……高所作業車、２……ブーム旋回規制装置
、２ａ……ブーム長さ検出器、２ｂ……ブーム起
伏角度検出器、２ｃ……ブーム旋回位置（角度）
検出器、２ｅ……データ記憶器、２ｆ……実半径
演算器、２ｇ……定格半径演算器、２ｈ……比較
器、３……ターンテーブル、４……ブーム、５…
…起伏シリンダー、６……伸縮シリンダー、７…
…アウトリガ、８ａ……右旋回規制バルブ、８ｂ
……左旋回規制バルブ。
Fig. 1 is a perspective view showing an example of an elevated work vehicle equipped with a boom rotation restriction device according to the present invention, and Fig. 2 is a block diagram for explaining the boom rotation restriction device. . 1... High-altitude work vehicle, 2... Boom rotation regulation device, 2a... Boom length detector, 2b... Boom hoisting angle detector, 2c... Boom rotation position (angle)
Detector, 2e...Data storage device, 2f...Actual radius calculator, 2g...Rated radius calculator, 2h...Comparator, 3...Turntable, 4...Boom, 5...
...Elevating cylinder, 6... Telescopic cylinder, 7...
...Outrigger, 8a...Right rotation regulation valve, 8b
...Left-hand rotation regulation valve.
Claims (1)
、ブーム旋回位置（角度）検出器と、ブームの旋
回位置毎に於けるブーム長及び起伏角度より求め
られる基準許容半径に対する補正係数データと前
記基準許容半径及び補正係数データから求められ
る旋回規制データとを予め記憶しておくデータ記
憶器と、前記ブーム長さ検出器及びブーム起伏角
度検出器で検出した検出信号より実際のブーム半
径を求める実半径演算器と、前記ブーム旋回位置
（角度）検出器で検出した検出信号と前記データ
記憶器から呼び出される当該旋回位置（角度）に
対応した補正係数データに基づき定格半径を演算
する定格半径演算器と、該定格半径演算器で求め
た定格半径と前記実半径演算器で求めた実半径と
を比較する比較器と、該比較器の出力信号により
制御される少なくともブームの左・右旋回規制バ
ルブとで構成したことを特徴とする高所作業車に
於けるブーム旋回規制装置。 A boom length detector, a boom hoisting angle detector, a boom rotation position (angle) detector, and correction coefficient data for the reference allowable radius determined from the boom length and hoisting angle at each boom rotation position, and the above-mentioned standard. a data storage device that stores in advance the allowable radius and turning restriction data determined from correction coefficient data; and an actual radius that determines the actual boom radius from the detection signals detected by the boom length detector and the boom heave angle detector. a rated radius calculator that calculates a rated radius based on a detection signal detected by the boom rotation position (angle) detector and correction coefficient data corresponding to the rotation position (angle) called from the data storage device; , a comparator for comparing the rated radius calculated by the rated radius calculator with the actual radius calculated by the actual radius calculator, and at least a boom left/right rotation restriction valve controlled by the output signal of the comparator. A boom rotation regulating device for an aerial work vehicle, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3805189U JPH0647904Y2 (en) | 1989-03-31 | 1989-03-31 | Boom turning control device for aerial work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3805189U JPH0647904Y2 (en) | 1989-03-31 | 1989-03-31 | Boom turning control device for aerial work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02129397U true JPH02129397U (en) | 1990-10-25 |
| JPH0647904Y2 JPH0647904Y2 (en) | 1994-12-07 |
Family
ID=31545708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3805189U Expired - Fee Related JPH0647904Y2 (en) | 1989-03-31 | 1989-03-31 | Boom turning control device for aerial work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647904Y2 (en) |
-
1989
- 1989-03-31 JP JP3805189U patent/JPH0647904Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0647904Y2 (en) | 1994-12-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |