JPS62136500U - - Google Patents
Info
- Publication number
- JPS62136500U JPS62136500U JP2545986U JP2545986U JPS62136500U JP S62136500 U JPS62136500 U JP S62136500U JP 2545986 U JP2545986 U JP 2545986U JP 2545986 U JP2545986 U JP 2545986U JP S62136500 U JPS62136500 U JP S62136500U
- Authority
- JP
- Japan
- Prior art keywords
- regulating device
- operation regulating
- work platform
- base
- piston
- 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.)
- Pending
Links
- 230000001105 regulatory effect Effects 0.000 claims description 13
- 230000003028 elevating effect Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
図面は本考案の実施例を例示するもので、第１
図は第１実施例の作動規制装置を備えた作業台昇
降装置の側面図、第２図はその後面図、第３図は
多段伸縮ブームの構造図、第４図は第１実施例の
作動規制装置を示す概略図、第５図は第２実施例
の作動規制装置を備えた作業台昇降装置を一部省
略して示す側面図、第６図は第３実施例の作動規
制装置を備えた作業台昇降装置の側面図、第７図
はその後面図、第８図ａ，ｂは第３実施例の作動
規制装置を示す概略図である。
１……基台、２……作業台、３，３ａ……多段
伸縮ブーム、５，５ａ……基端ブーム、６，６ａ
……第１中間ブーム、７，７ａ……第２中間ブー
ム、８，８ａ……先端ブーム、９……油圧シリン
ダ、１０，１３……シーブ、１１，１２，１４，
１５……索条。
The drawings illustrate the embodiments of the present invention.
The figure is a side view of the work platform lifting device equipped with the operation regulating device of the first embodiment, Figure 2 is a rear view, Figure 3 is a structural diagram of the multi-stage telescopic boom, and Figure 4 is the operation of the first embodiment. A schematic diagram showing a regulating device; FIG. 5 is a partially omitted side view of a work platform lifting device equipped with an operation regulating device according to a second embodiment; FIG. 6 is a schematic diagram showing a work platform lifting device equipped with an operating regulating device according to a third embodiment FIG. 7 is a rear view, and FIGS. 8a and 8b are schematic diagrams showing the operation regulating device of the third embodiment. 1...Base, 2...Workbench, 3, 3a...Multi-stage telescopic boom, 5, 5a...Base end boom, 6, 6a
...First intermediate boom, 7,7a...Second intermediate boom, 8,8a...Tip boom, 9...Hydraulic cylinder, 10,13...Sheave, 11,12,14,
15... cable.
Claims (1)
にＸ字形を形成するように一対の多段伸縮ブーム
を左右にそれぞれ配設した作業台昇降装置におい
て、前記一対の多段伸縮ブームを強制的に同調し
て回動させる作動規制装置を設けたことを特徴と
する、作業台昇降装置の作動規制装置。 (2) 前記作動規制装置は、前記多段伸縮ブーム
と基台との間にそれぞれ同一方向を指向して配設
された同一形状の平衡シリンダで構成され、各平
衡シリンダのピストンロツド側油室同志及びピス
トン背圧油室同志を配管接続してなる実用新案登
録請求の範囲第１項記載の作業台昇降装置の作動
規制装置。 (3) 前記作動規制装置は、前記多段伸縮ブーム
と基台との間にそれぞれＸ字状に配設された同一
形状の傾動シリンダで構成され、油圧源と傾動シ
リンダのピストンロツド側油室もしくはピストン
背圧側油室との間に流量制御装置を介して配管接
続してなる実用新案登録請求の範囲第１項記載の
作業台昇降装置の作動規制装置。 (4) 前記作動規制装置は、多段伸縮ブームと一
体に装設されたアームと、該アームが互いに反対
方向に回動するように前記アーム間を枢支連結し
たロツドとよりなる実用新案登録請求の範囲第１
項記載の作業台昇降装置の作動規制装置。[Scope of Claim for Utility Model Registration] (1) A work platform with a pair of multi-stage telescopic booms arranged on the left and right sides to form an X-shape between a base and a work platform placed on the base. An operation regulating device for a work platform elevating device, characterized in that the elevating device is provided with an operation regulating device for forcibly rotating the pair of multi-stage telescopic booms in synchronization. (2) The operation regulating device is composed of balance cylinders of the same shape that are arranged between the multi-stage telescopic boom and the base and facing the same direction, and the oil chambers on the piston rod side of each balance cylinder and An operation regulating device for a work platform elevating device as claimed in claim 1, which is comprised of piston back-pressure oil chambers connected to each other by piping. (3) The operation regulating device is composed of tilting cylinders of the same shape that are arranged in an X-shape between the multistage telescopic boom and the base, and the hydraulic pressure source and the oil chamber on the piston rod side of the tilting cylinder or the piston. An operation regulating device for a work platform elevating device according to claim 1, which is connected to a back pressure side oil chamber via a flow rate control device. (4) The above-mentioned operation regulating device is a utility model registration request consisting of an arm installed integrally with a multi-stage telescoping boom and a rod that pivotally connects the arms so that the arms rotate in opposite directions. range 1
Operation regulating device for the work platform lifting device described in Section 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2545986U JPS62136500U (en) | 1986-02-24 | 1986-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2545986U JPS62136500U (en) | 1986-02-24 | 1986-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62136500U true JPS62136500U (en) | 1987-08-27 |
Family
ID=30825632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2545986U Pending JPS62136500U (en) | 1986-02-24 | 1986-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62136500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001105964A (en) * | 1999-10-08 | 2001-04-17 | Kayaba Ind Co Ltd | Work vehicle for inspecting wall back face or the like |
-
1986
- 1986-02-24 JP JP2545986U patent/JPS62136500U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001105964A (en) * | 1999-10-08 | 2001-04-17 | Kayaba Ind Co Ltd | Work vehicle for inspecting wall back face or the like |
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