JPS6439400U - - Google Patents
Info
- Publication number
- JPS6439400U JPS6439400U JP13314287U JP13314287U JPS6439400U JP S6439400 U JPS6439400 U JP S6439400U JP 13314287 U JP13314287 U JP 13314287U JP 13314287 U JP13314287 U JP 13314287U JP S6439400 U JPS6439400 U JP S6439400U
- Authority
- JP
- Japan
- Prior art keywords
- work
- workbench
- interference
- boom
- winch
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係る作業台とウインチの干渉
防止装置を搭載した高所作業車の斜視図、第２図
は同干渉防止装置の要部拡大平面図、第３図ａは
リミツトスイツチの作動状態を示す説明図、同図
ｂは作業台とウインチの近接状態を検知し、作業
台の旋回を制御するための制御回路図である。
１……高所作業車、２……ターンテーブル、３
……伸縮ブーム、３ａ……第１の枢軸、３ａ′…
…第２の枢軸、４……起伏シリンダー、５……伸
縮シリンダー、６……作業台、７……上部操作装
置、８……ウインチ、９……取付アーム、１０，
１１……操作レバー、１２……ロツド、１３……
リンク装置、１３ａ，１３ａ……リンク子、１３
ｂ……連結バー、１４ａ……突起、１７，１８…
…油圧バルブ、１９……切換弁、２０……検知手
段、２１ａ，２１ａ……リミツトスイツチ、２２
，２３……リレー、２２ａ，２２ｂ，２３ａ，２
３ｂ……接点、２４……ウインチ右旋回操作スイ
ツチ、２５……作業台左旋回操作スイツチ、２６
……ウインチ左旋回操作スイツチ、２７……作業
台右旋回操作スイツチ、Ｅ……電源。
Fig. 1 is a perspective view of an aerial work vehicle equipped with a device for preventing interference between a workbench and a winch according to the present invention, Fig. 2 is an enlarged plan view of the main parts of the interference preventing device, and Fig. 3a is an operation of a limit switch. Figure b is a control circuit diagram for detecting the proximity of the workbench to the winch and controlling the rotation of the workbench. 1...Aerial work vehicle, 2...Turntable, 3
...Telescopic boom, 3a...First pivot, 3a'...
... Second pivot, 4 ... Lifting cylinder, 5 ... Telescopic cylinder, 6 ... Workbench, 7 ... Upper operating device, 8 ... Winch, 9 ... Mounting arm, 10,
11...operation lever, 12...rod, 13...
Link device, 13a, 13a... Link child, 13
b... Connection bar, 14a... Protrusion, 17, 18...
...Hydraulic valve, 19...Switching valve, 20...Detection means, 21a, 21a...Limit switch, 22
, 23...Relay, 22a, 22b, 23a, 2
3b...Contact, 24...Winch right rotation operation switch, 25...Work platform left rotation operation switch, 26
...Winch left rotation operation switch, 27...Work platform right rotation operation switch, E...Power supply.
Claims (1)
かつ旋回自在なブームを取り付け、該ブームの先
端に作業台とウインチ等の作業機とを同軸状に夫
々揺動可能に備えた高所作業車に於いて、前記作
業台には作業台と作業機を首振、旋回させる操作
手段と、該操作手段と連係して作業台と作業機が
近接したことを検知させる検知手段と、該検知手
段によつて与えられた条件に従つて作業台の作業
機への干渉方向への旋回作動を停止する干渉防止
手段とを設けたことを特徴とする高所作業車に於
ける作業台と作業機との干渉防止装置。 An aerial work vehicle is equipped with a boom that can be raised, extended, and rotated on a turntable mounted on a cart, etc., and a work platform and a work machine such as a winch are coaxially swingable at the tip of the boom. The workbench includes an operation means for swinging and rotating the workbench and the work implement, a detection means linked to the operation means to detect the proximity of the workbench and the work implement, and a detection means for detecting proximity of the workbench and the work implement. Interference prevention means for stopping the swinging operation of the work platform in the direction of interference with the work machine according to conditions given by the work platform in the aerial work vehicle. Anti-interference device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13314287U JPH045520Y2 (en) | 1987-08-31 | 1987-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13314287U JPH045520Y2 (en) | 1987-08-31 | 1987-08-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6439400U true JPS6439400U (en) | 1989-03-09 |
| JPH045520Y2 JPH045520Y2 (en) | 1992-02-17 |
Family
ID=31390742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13314287U Expired JPH045520Y2 (en) | 1987-08-31 | 1987-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045520Y2 (en) |
-
1987
- 1987-08-31 JP JP13314287U patent/JPH045520Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH045520Y2 (en) | 1992-02-17 |
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