JPH0240070Y2 - - Google Patents
Info
- Publication number
- JPH0240070Y2 JPH0240070Y2 JP1039086U JP1039086U JPH0240070Y2 JP H0240070 Y2 JPH0240070 Y2 JP H0240070Y2 JP 1039086 U JP1039086 U JP 1039086U JP 1039086 U JP1039086 U JP 1039086U JP H0240070 Y2 JPH0240070 Y2 JP H0240070Y2
- Authority
- JP
- Japan
- Prior art keywords
- arm
- column
- workbench
- telescoping
- lifting
- 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.)
- Expired
Links
- 230000003028 elevating effect Effects 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Shovels (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
【考案の詳細な説明】
〔技術分野〕
本考案はローダ等の土木機械に着脱自在に支持
させて用いる新規な高所作業装置に関し、詳細に
は上下方向の支柱に、作業台を有する昇降部材を
摺動自在に支持させるとともに、作業台を支持す
るアームを任意の昇降位置で水平方向へ伸縮、施
回できるようにした高所作業装置に関する。[Detailed Description of the Invention] [Technical Field] The present invention relates to a new high-altitude working device that is detachably supported on a civil engineering machine such as a loader, and more specifically, it includes an elevating member that has a work platform on the vertical support. The present invention relates to an apparatus for working at high places, in which an arm supporting a workbench can be slidably supported, and an arm supporting a workbench can be horizontally expanded, contracted, and rotated at any vertical position.
土木建設工事や送電線工事などの高所作業には
一般に伸縮自在のテレスコピツクアームの先端に
ケージなどの作業台を設けた昇降装置が使用され
ている。この種の昇降装置は通常、高所作業専用
車に取付けられており、これを汎用の土木機械
（ローダ、パワーシヨベル等）に着脱自在のアタ
ツチメントとして使用するには種々の困難が伴
い、特に土木機械本体の油圧系統の改造に多額の
費用がかかる。
BACKGROUND ART For high-altitude work such as civil engineering construction work and power transmission line work, an elevating device that has a work platform such as a cage at the end of a telescoping arm is generally used. This type of lifting device is usually attached to vehicles dedicated to aerial work, and there are various difficulties in using it as a detachable attachment to general-purpose civil engineering machinery (loaders, power shovels, etc.). It costs a lot of money to modify the main body's hydraulic system.
また、テレスコピツクアームを用いる従来の装
置はアーム支点と作業台までの施回半径が大き
く、しかも昇降装置の操作レバーが車両側にある
ため、作業台を所望の位置に迅速且つ正確に移動
するのがきわめて困難であつた。 In addition, conventional equipment that uses a telescopic arm has a large radius of movement between the arm fulcrum and the work platform, and the control lever for the lifting device is located on the vehicle side, so the work platform can be moved quickly and accurately to the desired position. It was extremely difficult to do so.
本考案の目的は土木機械本体の油圧系統を改造
することなくアタツチメントとして着脱自在に支
持することができ、しかも作業台を所望位置に迅
速且つ正確に移動できる高所作業装置を提供する
ことにある。 The purpose of the present invention is to provide a high-altitude working device that can be detachably supported as an attachment without modifying the hydraulic system of the main body of the civil engineering machine, and that can move the workbench to a desired position quickly and accurately. .
本考案の高所作業装置はローダ、パワーシヨベ
ル等の土木機械本体への支持ブラケツトを有する
支柱に昇降フレームを上下摺動自在に取付け、こ
の昇降フレームに、作業台を支持する伸縮アーム
を水平方向へ施回可能に取付けるとともに、作業
台を位置制御する昇降用、伸縮用、施回用の各油
圧シリンダへの油圧供給装置を作業台もしくはそ
の周辺の伸縮アームに設けてなるものである。
The high-altitude working device of the present invention has an elevating frame slidably mounted up and down on a column that has a support bracket for the main body of a civil engineering machine such as a loader or power shovel, and a telescoping arm that supports a workbench is attached to the elevating frame in a horizontal direction. In addition to being attached so that it can be rotated, a hydraulic pressure supply device for each hydraulic cylinder for lifting, lowering, extending and contracting, and rotating to control the position of the workbench is provided on the workbench or a telescopic arm around the workbench.
以下に本考案の実施例を図面に基づいて説明す
る。第１図は本考案による高所作業装置の側面を
一部縦断面図で表示した図であり、１は上下方向
に配置される支柱である。図の実施例では支柱１
は軸方向にガイドレール１ａを有する左右一対の
細長い部材１′，１′の上部と下部をそれぞれ横材
１ｂで結合したフレームからなり、下部にローダ
等の土工機械（車両）ＡのアームA1やリンクA2
に連結して直立に支持させるための支持ブラケツ
ト１ｃを一体に設けてある。図の実施例では支持
ブラケツト１ｃを例えば土木機械のローダヒツチ
をワンタツチで連結できるようなフツク状の継手
で構成しているがこれに限定されるものではな
い。
Embodiments of the present invention will be described below based on the drawings. FIG. 1 is a partial vertical cross-sectional view of a side view of the apparatus for working at high places according to the present invention, and numeral 1 indicates columns arranged in the vertical direction. In the illustrated embodiment, column 1
consists of a frame in which the upper and lower parts of a pair of left and right elongated members 1', 1' each having a guide rail 1a in the axial direction are connected by a cross member 1b, and an arm A1 of an earth-moving machine (vehicle) A such as a loader is attached to the lower part. or link A 2
A support bracket 1c is integrally provided for connecting to and supporting upright. In the illustrated embodiment, the support bracket 1c is constituted by a hook-shaped joint that can connect, for example, a loader hitch of a civil engineering machine with a single touch, but the present invention is not limited to this.
支柱１にはガイドレール１ａに係合するガイド
ローラ２ａを取付けた昇降フレーム２が支柱１に
沿つて上下移動自在に嵌装されている。この昇降
フレーム２は、上下にガイドローラ２ａを有する
左右一対の側板２ｂを上下の横材２ｃで結合した
横長長方円の枠体に形成してある。 An elevating frame 2 equipped with a guide roller 2a that engages with a guide rail 1a is fitted to the support 1 so as to be vertically movable along the support 1. The elevating frame 2 is formed into a horizontally oblong rectangular frame body, which is formed by connecting a pair of left and right side plates 2b having upper and lower guide rollers 2a with upper and lower cross members 2c.
３は基体アーム３ａ内にスライドアーム３ｂを
摺動自在に嵌装したテレスコピツク式の伸縮アー
ムであつて、スライドアーム３ｂの先端には作業
ケージなどの作業台４が連結されている。該伸縮
アーム３は昇降フレーム２の枠内中央部に水平に
配設され、昇降フレーム２の横板２ｃに水平方向
へ施回自在に枢着されている。通常の場合伸縮ア
ーム３は基体アーム３ａのみを昇降フレーム２に
ピンで枢支するが、スライドアーム３ｂを貫通し
て枢着する場合はスライドアーム３ｂのピン通孔
を伸縮ストロークに対応する長さの軸方向の長溝
を形成し、スライドアーム３ｂの摺動を妨げない
ようにする必要がある。 Reference numeral 3 denotes a telescopic telescopic arm in which a slide arm 3b is slidably fitted into a base arm 3a, and a workbench 4 such as a work cage is connected to the tip of the slide arm 3b. The telescopic arm 3 is horizontally disposed at the center of the frame of the lifting frame 2, and is pivoted to the horizontal plate 2c of the lifting frame 2 so as to be freely rotatable in the horizontal direction. Normally, only the base arm 3a of the telescoping arm 3 is pivoted to the lifting frame 2 with a pin, but if it is pivoted through the slide arm 3b, the pin hole in the slide arm 3b should be adjusted to a length corresponding to the telescoping stroke. It is necessary to form a long groove in the axial direction so as not to hinder the sliding movement of the slide arm 3b.
伸縮アーム３の基体アーム３ａとスライドアー
ム３ｂ間には伸縮用油圧シリンダ５が架設されて
おり、該油圧シリンダ５の伸縮作動によりスライ
ドアーム３ｂ及びその先端の作業台４がそのスト
ローク分だけ水平方向に往復移動するようになつ
ている。 A telescoping hydraulic cylinder 5 is installed between the base arm 3a and the slide arm 3b of the telescoping arm 3, and the telescoping action of the hydraulic cylinder 5 moves the slide arm 3b and the workbench 4 at its tip horizontally by the stroke thereof. It has become common for people to travel back and forth.
また、伸縮アーム３の基体アーム３ａと昇降フ
レーム２の間には別の施回用油圧シリンダ６が架
設されており、該シリンダ６の伸縮作動により伸
縮アーム３及び作業台４を伸縮アーム３の枢支部
７を支点として施回できるようになつている。 Further, another hydraulic cylinder 6 for powering is installed between the base arm 3a of the telescoping arm 3 and the lifting frame 2, and the telescoping arm 3 and the workbench 4 are moved around the telescoping arm 3 by the telescoping operation of the cylinder 6. It can be rotated using the pivot point 7 as a fulcrum.
さらに支柱１には、一端（図ではシリンダ基
部）を支柱１の下部にブラケツト１ｄを介して取
付け、他方（図ではシリンダロツド）の自由端に
動滑車９を取付けた昇降用油圧シリンダ８が支柱
１の軸方向に沿つて設けられている。該シリンダ
８の動滑車９には、一端を昇降フレーム２に固定
し、支柱上部の固定滑車１０を通したワイヤ１１
が巻き返されており、該ワイヤ１１の他端は動滑
車９よりも上方の支持ブラケツト１ｅに固定され
ている。かくして、昇降用油圧シリンダ８とワイ
ヤ１１により、昇降フレーム２、伸縮アーム３及
び作業台４からなる昇降部材を支柱１に沿つて上
下方向に移動させるための移動手段１２が構成さ
れている。 Furthermore, a lifting hydraulic cylinder 8 is attached to the column 1, with one end (the cylinder base in the figure) attached to the lower part of the column 1 via a bracket 1d, and a movable pulley 9 attached to the other free end (the cylinder rod in the figure). It is provided along the axial direction. A movable pulley 9 of the cylinder 8 has a wire 11 fixed at one end to the lifting frame 2 and passed through a fixed pulley 10 on the upper part of the column.
The other end of the wire 11 is fixed to a support bracket 1e above the movable pulley 9. Thus, the lifting hydraulic cylinder 8 and the wire 11 constitute a moving means 12 for vertically moving the lifting member consisting of the lifting frame 2, the telescoping arm 3, and the workbench 4 along the column 1.
図の実施例ではシリンダ８の動滑車９に２段動
滑車を用いてワイヤ１１を４乗掛としているた
め、その上方の支持ブラケツト１ｆに固定滑車１
３を設け、ワイヤ１１を該固定滑車１３を介して
巻き返してある。 In the illustrated embodiment, a two-stage movable pulley is used as the movable pulley 9 of the cylinder 8, and the wire 11 is placed in a quadruple position.
3 is provided, and the wire 11 is wound back through the fixed pulley 13.
作業台４には油圧パイプ１４を介して前記の各
油圧シリンダ５，６，８に油圧を供給するための
エンジン及び油圧ポンプ１５ａ、油圧タンク１５
ｂ及び操作部１５ｃなどからなる油圧供給装置１
５が設置されている。 The workbench 4 is equipped with an engine, a hydraulic pump 15a, and a hydraulic tank 15 for supplying hydraulic pressure to each of the hydraulic cylinders 5, 6, and 8 through a hydraulic pipe 14.
Hydraulic pressure supply device 1 consisting of b, operating section 15c, etc.
5 is installed.
このように本考案の一つの特徴は高所作業装置
を操作するための油圧源を土工機械本体の油圧源
から独立させ、本体油圧源の改造を必要とした点
にあるが、これら油圧供給装置１５は必ずしも図
のように作業台４に設ける場合に限らず、その一
部または全部を伸縮アーム３などに設けて、荷重
バランスをとるようにしてもよい。 As described above, one of the features of the present invention is that the hydraulic power source for operating the high-altitude work equipment is made independent from the hydraulic power source of the earth-moving machine itself, requiring modification of the main body hydraulic power source. 15 is not necessarily provided on the workbench 4 as shown in the figure, but a part or all of it may be provided on the telescopic arm 3 or the like to balance the load.
作業台４は伸縮アーム３のスライドアーム３ｂ
先端に一体的に結合してもよいが好ましくは図の
ようにギヤ（図示略）を用いた手動または電動の
水平首振用減速機１６を介して連結し、作業台４
の水平方向への施回を微調整できるようにする。 The workbench 4 is a slide arm 3b of the telescopic arm 3.
Although it may be integrally connected to the tip, it is preferably connected via a manual or electric horizontal oscillation reducer 16 using gears (not shown) as shown in the figure.
Allows fine adjustment of the horizontal direction of rotation.
次に本考案の作用を説明する。 Next, the operation of the present invention will be explained.
先ず、ローダ等の土木機械本体の連結装置を支
柱１の支持ブラケツト１ｃに係着し、高所作業装
置を垂直に支持して所望の作業位置に配設する。 First, the connecting device of the main body of the civil engineering machine, such as a loader, is engaged with the support bracket 1c of the support column 1, and the high-altitude working device is vertically supported and placed at a desired working position.
作業台４上で油圧供給装置を操作して昇降用シ
リンダを伸長位置から短縮位置に作動させると、
ワイヤ１１に支持されている昇降アーム２及びこ
れに連結されている伸縮アーム３と作業台４はー
体の昇降部材として支柱１に沿つて下方から上方
へ引き上げられ、逆に、シリンダ８を伸長する
と、これら昇降部材はその自重で降下する。かく
して昇降部材はシリンダ８の操作で上下に移動で
き、且つ任意の位置で停止することができる。 When the hydraulic supply device is operated on the workbench 4 to operate the lifting cylinder from the extended position to the shortened position,
The lifting arm 2 supported by the wire 11, the telescopic arm 3 and the workbench 4 connected thereto are lifted up and down along the column 1 as lifting members, and conversely, the cylinder 8 is extended. Then, these elevating members descend under their own weight. In this way, the elevating member can be moved up and down by operating the cylinder 8, and can be stopped at any desired position.
次に伸縮用シリンダ５を操作してスライドアー
ムを摺動させると作業台は例えば第２図仮想線ａ
で示すように水平方向へ直線状に往復移動する。
また、施回用シリンダ６を操作すると作業台は第
２図の仮想線ｂ，b′のように水平方向へ施回す
る。 Next, when the telescoping cylinder 5 is operated and the slide arm is slid, the workbench is moved, for example, as shown in the imaginary line a in Fig. 2.
It moves back and forth in a straight line in the horizontal direction as shown in .
Further, when the rotation cylinder 6 is operated, the work table is rotated in the horizontal direction as shown by imaginary lines b and b' in FIG.
スライドアーム３ｂと作業台４を首振減速機１
６を介して連結した場合は、さらに、仮想線ｃ，
c′，ｄ，d′のように作業台４だけを独立に回動で
きる。 The slide arm 3b and workbench 4 are connected to the swing reducer 1.
6, the virtual lines c,
Only the workbench 4 can be rotated independently like c', d, and d'.
以上のように本考案の装置は作業台の昇降、伸
縮、施回をそれぞれ独立に操作できるので作業台
を所望位置に迅速且つ正確に移動できるとともに
昇降、伸縮はたて、よこの直線運動となり、また
施回はその可動半径が小さいので周囲に送電線な
どの障害物があつてもこれを避けて使用すること
ができる。
As described above, the device of the present invention can independently operate the lifting/lowering, extension/contraction, and rotation of the workbench, allowing the workbench to be quickly and accurately moved to the desired position, and the lifting/lowering, extension/retraction can be performed in vertical and horizontal linear motion. Also, since the movable radius of the loop is small, even if there are obstacles such as power lines in the surrounding area, it can be used while avoiding them.
また、本考案の装置は各油圧シリンダへの油圧
供給装置が土工機械本体の油圧源から独立してい
るので本体油圧系の改造がまつたく不要となり、
且つ各種の土工機械にアタツチメントとして連結
できるのできわめて経済的である。さらに、操作
部が作業台上に設置されることになるので操作が
正確且つ安全であり、人件費の節約にも貢献でき
る In addition, in the device of this invention, the hydraulic pressure supply device to each hydraulic cylinder is independent from the hydraulic power source of the earthmoving machine body, so there is no need to modify the main body hydraulic system.
Moreover, it is extremely economical because it can be connected to various earthmoving machines as an attachment. Furthermore, since the control unit is installed on the workbench, operation is accurate and safe, which also contributes to saving on labor costs.
第１図は本考案による高所作業装置の側面図、
第２図は同装置の機能説明図を含む平面図であ
る。
１……支柱、２……昇降フレーム、３……伸縮
アーム、３ａ……基体アーム、３ｂ……スライド
アーム、４……作業台、５……伸縮用油圧シリン
ダ、６……施回用油圧シリンダ、８……昇降用油
圧シリンダ、９……動滑車、１０……固定滑車、
１１……ワイヤ、１５……油圧供給装置、１６…
…首振用減速機。
Figure 1 is a side view of the device for working at high places according to the present invention;
FIG. 2 is a plan view including a functional explanatory diagram of the device. 1... Strut, 2... Elevating frame, 3... Telescopic arm, 3a... Base arm, 3b... Slide arm, 4... Workbench, 5... Telescopic hydraulic cylinder, 6... Exercising hydraulic pressure Cylinder, 8... Hydraulic cylinder for lifting, 9... Moving pulley, 10... Fixed pulley,
11... Wire, 15... Hydraulic supply device, 16...
...Reducer for swinging head.
Claims (1)
を有する支柱１と、 該支柱１に沿つて上下動自在に係合させた昇
降フレーム２に、先端に作業台４を設けた伸縮
アーム３を水平方向に旋回自在に枢着してなる
昇降部材と、 支柱１の下部に固定した昇降用油圧シリンダ
８のシリンダロツド先端に動滑車９を取付け、
前記昇降フレーム２に一端を固定したワイヤ１
１を支柱１上部の固定滑車１０と昇降用油圧シ
リンダ８の動滑車９を通してその他端を支柱上
部ブラケツト１ｅに固定してなる昇降手段と、 前記伸縮アーム３の基体アーム３ａとスライ
ドアーム３ｂの間に架設された伸縮用油圧シリ
ンダ５と、 昇降フレーム２と伸縮アーム３の基体アーム
３ａ間に架設された旋回用油圧シリンダ６とを
有し、前記各油圧シリンダ８，５，６への油圧
供給装置１５を昇降部材に設置したことを特徴
とする高所作業装置。 (2) 伸縮アーム３のスライドアーム３ｂと作業台
４の結合部を首振用減速機１６を介して連結し
たことを特徴とする実用新案登録請求の範囲第
１項記載の高所作業装置。[Scope of claims for utility model registration] (1) Support bracket 1c connected to the earthmoving machine body
An elevating member comprising a column 1 having a structure, and an elevating frame 2 engaged with the column 1 so as to be movable up and down, and a telescoping arm 3 having a workbench 4 at its tip pivoted horizontally so as to be pivotable in the horizontal direction. Then, a movable pulley 9 is attached to the tip of the cylinder rod of the lifting hydraulic cylinder 8 fixed to the bottom of the column 1.
A wire 1 having one end fixed to the lifting frame 2
1 is passed through a fixed pulley 10 on the upper part of the column 1 and a movable pulley 9 of the lifting hydraulic cylinder 8, and the other end is fixed to the column upper bracket 1e, and between the base arm 3a and the slide arm 3b of the telescopic arm 3. It has a telescoping hydraulic cylinder 5 installed between the elevating frame 2 and the base arm 3a of the telescoping arm 3, and a swinging hydraulic cylinder 6 installed between the lifting frame 2 and the base arm 3a of the telescoping arm 3, and supplies hydraulic pressure to each of the hydraulic cylinders 8, 5, and 6. A high-place work device characterized in that a device 15 is installed on an elevating member. (2) The high-altitude working device according to claim 1, wherein the sliding arm 3b of the telescoping arm 3 and the workbench 4 are connected via a swing reducer 16.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1039086U JPH0240070Y2 (en) | 1986-01-29 | 1986-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1039086U JPH0240070Y2 (en) | 1986-01-29 | 1986-01-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62124998U JPS62124998U (en) | 1987-08-08 |
| JPH0240070Y2 true JPH0240070Y2 (en) | 1990-10-25 |
Family
ID=30796633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1039086U Expired JPH0240070Y2 (en) | 1986-01-29 | 1986-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0240070Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637273B2 (en) * | 1987-06-17 | 1994-05-18 | 株式会社関電工 | Aerial work equipment |
-
1986
- 1986-01-29 JP JP1039086U patent/JPH0240070Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62124998U (en) | 1987-08-08 |
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