JPH0747433Y2 - Outrigger device - Google Patents
Outrigger deviceInfo
- Publication number
- JPH0747433Y2 JPH0747433Y2 JP14911989U JP14911989U JPH0747433Y2 JP H0747433 Y2 JPH0747433 Y2 JP H0747433Y2 JP 14911989 U JP14911989 U JP 14911989U JP 14911989 U JP14911989 U JP 14911989U JP H0747433 Y2 JPH0747433 Y2 JP H0747433Y2
- Authority
- JP
- Japan
- Prior art keywords
- rod
- guard member
- outrigger
- outrigger device
- landing
- 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 - Lifetime
Links
Landscapes
- Jib Cranes (AREA)
Description
【考案の詳細な説明】 ［産業上の利用分野］ 本考案は移動式クレーン等のアウトリガー装置に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to an outrigger device for a mobile crane or the like.
［従来の技術］ 従来のアウトリガー装置を第６図により説明すると、例
えば移動式クレーンのシャーシフレーム（図示せず）か
ら水平方向外側に張り出し得る複数（通常４個）のアウ
トリガービーム１の先端部に、油圧シリンダ２を、上端
が前記アウトリガービーム１の上方に突出する様垂直方
向に向けて取り付け、前記油圧シリンダ２の伸縮可能な
ロッド３の下端に、該ロッド３の伸長時に地面に着地し
得る着地用ペデスタル４を取り付けている。[Prior Art] A conventional outrigger device will be described with reference to FIG. 6. For example, a plurality of (usually four) outrigger beams 1 can be projected outward from a chassis frame (not shown) of a mobile crane in the horizontal direction. , The hydraulic cylinder 2 is attached in a vertical direction so that the upper end thereof projects above the outrigger beam 1, and the lower end of the extendable rod 3 of the hydraulic cylinder 2 can land on the ground when the rod 3 extends. A landing pedestal 4 is attached.
例えば移動式クレーン作業でアウトリガー装置を使用す
る場合、アウトリガービーム１を水平方向外側に張り出
し、ロッド３を伸長して着地用ペデスタル４を、第６図
の２点鎖線の位置から実線の位置に下降させ地面に対し
着地させることにより、上記移動式クレーン作業を行
う。For example, when the outrigger device is used in a mobile crane work, the outrigger beam 1 is projected outward in the horizontal direction, the rod 3 is extended, and the landing pedestal 4 is lowered from the position indicated by the two-dot chain line in FIG. 6 to the position indicated by the solid line. Then, the above mobile crane work is performed by landing on the ground.
［考案が解決しようとする課題］ しかしながら、上記従来のアウトリガー装置の場合、上
述の様に着地用ペデスタル４着地のためにロッド３を油
圧シリンダ２から伸長させた時に該ロッド３は外部に略
完全に露出した状態となり、このため、作業中に、特に
アウトリガー装置の外側から吊り荷や他の機材等の固い
物体がロッド３の露出面に当り、ロッド３の表面を傷つ
け、ロッド３伸縮時に油圧シリンダ２から油漏れが生ず
るという問題があった。[Problems to be Solved by the Invention] However, in the case of the above-mentioned conventional outrigger device, when the rod 3 is extended from the hydraulic cylinder 2 for landing the pedestal 4 for landing as described above, the rod 3 is substantially completely outside. Therefore, during work, a hard object such as a load or other equipment hits the exposed surface of the rod 3 from the outside of the outrigger device, damages the surface of the rod 3, and causes hydraulic pressure when the rod 3 expands and contracts. There was a problem that oil leaks from the cylinder 2.
本考案は、上記実情に鑑み、ロッド伸長時に該ロッドが
外部に露出した状態となってもロッドの表面を傷つけな
い様にしたアウトリガー装置を提供することを目的とし
てなしたものである。The present invention has been made in view of the above circumstances, and an object thereof is to provide an outrigger device in which the surface of the rod is not damaged even when the rod is exposed to the outside when the rod is extended.
［課題を解決するための手段］ 本考案は、アウトリガービームの先端部に、ロッドを介
し着地用ペデスタルが昇降し得る様油圧シリンダを取り
付けたアウトリガー装置において、前記アウトリガービ
ームに取り付けたガイド部材に、前記ロッド表面を防護
し且つロッドの昇降に伴って昇降し得る様ガード部材
を、該ガード部材に穿設された縦長の長孔を介して係合
させたことを特徴とするものである。[Means for Solving the Problems] The present invention provides an outrigger device in which a hydraulic cylinder is attached to a tip portion of an outrigger beam so that a landing pedestal can move up and down via a rod. In the guide member attached to the outrigger beam, A guard member for protecting the surface of the rod and capable of moving up and down as the rod moves up and down is engaged through a vertically elongated hole formed in the guard member.
［作用］ 着地用ペデスタル着地のために油圧シリンダからロッド
を下降させた時、ガード部材もその長孔を介してガイド
部材にガイドされてロッドと共に移動し、ロッド表面を
防護する。[Operation] When the rod is lowered from the hydraulic cylinder for landing the pedestal for landing, the guard member is also guided by the guide member through the elongated hole and moves together with the rod to protect the surface of the rod.
［実施例］ 以下、図面に基づいて本考案の実施例を説明する。[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.
第１図〜第５図は本考案の一実施例であり、図中第６図
と同一の符号を付した部分は同一物を表わしている。1 to 5 show an embodiment of the present invention, in which the same reference numerals as those in FIG. 6 represent the same parts.
アウトリガービーム１の外側面に、該アウトリガービー
ム１の一部を形成し且つ外面６が垂直方向に向く様、板
部材５を溶接等により固着し、該板部材５の外側面に、
複数（第１図では２つ）のねじ孔７を、垂直方向に間隔
をおいて穿設し、該ねじ孔７に、ねじ付軸部10とヘッド
部11を備えたガイド部材８を構成する頭付ボルト９のね
じ付軸部10を螺合し得るようにする。The plate member 5 is fixed to the outer surface of the outrigger beam 1 by welding or the like so that a part of the outrigger beam 1 is formed and the outer surface 6 faces in the vertical direction.
A plurality of (two in FIG. 1) screw holes 7 are formed at intervals in the vertical direction, and a guide member 8 having a threaded shaft portion 10 and a head portion 11 is formed in the screw holes 7. The threaded shaft portion 10 of the headed bolt 9 can be screwed.
前記板部材５の外面６に沿い、油圧シリンダ２のロッド
３の露出面をアウトリガー装置の張り出し方向及び前後
方向から覆い得る様、垂直方向に延びると共に横断面で
ロッド３側に開いたコの字状を成す前部14a、後部14b及
び側部15を備えた鋼製などのガード部材13を配設し、前
記前部14a、後部14bは、ガード部材13が垂直方向にガイ
ドされる様、アウトリガービーム１の前後面を挟んで位
置する。Along the outer surface 6 of the plate member 5, a U-shape that extends vertically and opens to the rod 3 side in a transverse section so that the exposed surface of the rod 3 of the hydraulic cylinder 2 can be covered from the overhang direction and the front-back direction of the outrigger device. A guard member 13 made of steel or the like having a front portion 14a, a rear portion 14b and a side portion 15 having a shape is arranged, and the front portion 14a and the rear portion 14b are outriggers so that the guard member 13 is vertically guided. It is located with the front and rear surfaces of the beam 1 in between.
前記ガード部材13の側部15に、前記頭付ボルト９が前記
ねじ孔７に螺合した時にねじ付軸部10に外嵌し且つ端部
が側部15よりも軸方向外側にわずかに突出するスペーサ
20が嵌入し得る様、垂直方向に延びる長孔16を穿設す
る。When the head bolt 9 is screwed into the screw hole 7, the side portion 15 of the guard member 13 is externally fitted to the threaded shaft portion 10 and the end portion slightly protrudes outward in the axial direction from the side portion 15. Spacer
A long hole 16 extending in the vertical direction is bored so that 20 can be fitted therein.
前記ガード部材13の下端に、ロッド３下面及び着地用ペ
デスタル４上面に当接し得る様ロッド３と着地用ペデス
タル４との接続部17に挿入される下部板18を固着する。A lower plate 18 inserted into a connecting portion 17 between the rod 3 and the landing pedestal 4 is fixed to the lower end of the guard member 13 so as to come into contact with the lower surface of the rod 3 and the upper surface of the landing pedestal 4.
ガード部材13の前記側部15の外側に、前記頭付ボルト９
のねじ付軸部10に対し孔23を介し外嵌し且つ内側面が前
記スペーサ20の外側面に当接し得るパッド21を配設し、
スペーサ20をガード部材13の長孔16へ内嵌させた状態で
頭付ボルト９をパッド21の孔23、スペーサ20を挿通させ
てねじ付軸部10を板部材５のねじ孔７に螺合させ、頭付
ボルト９を締めることによりガード部材13を板部材５の
外側面６に取り付ける。これにより、パッド21の内側面
はスペーサ20の外側面に当接し、スペーサ20の内側面は
板部材５に当接してスペーサ20及びパッド21は板部材５
に固定されるが、パッド21の内側面とガード部材13の側
部15との間には、ガード部材13が板部材５に対し垂直方
向に円滑に移動し得る様隙間12が形成される（第５図参
照）。On the outside of the side portion 15 of the guard member 13, the headed bolt 9
A pad (21) which is externally fitted to the threaded shaft portion (10) through a hole (23) and whose inner surface can contact the outer surface of the spacer (20)
With the spacer 20 fitted in the elongated hole 16 of the guard member 13, the headed bolt 9 is inserted through the hole 23 of the pad 21 and the spacer 20, and the screwed shaft portion 10 is screwed into the screw hole 7 of the plate member 5. Then, the head member bolt 9 is tightened to attach the guard member 13 to the outer surface 6 of the plate member 5. As a result, the inner side surface of the pad 21 abuts on the outer side surface of the spacer 20, the inner side surface of the spacer 20 abuts on the plate member 5, and the spacer 20 and the pad 21 come into contact with the plate member 5.
However, a gap 12 is formed between the inner surface of the pad 21 and the side portion 15 of the guard member 13 so that the guard member 13 can smoothly move in the vertical direction with respect to the plate member 5 ( (See FIG. 5).
又、前記ガード部材13の側部15のロッド３側と反対側の
表面に、前記長孔16を覆い得る様、垂直方向に延びると
共に横断面でコの字状を成す鋼製などの外側ガード部材
19を、コの字状部分の開口側がガード部材13に向くよう
固着する。Further, an outer guard made of steel or the like extending vertically and having a U-shaped cross section so that the elongated hole 16 can be covered on the surface of the side portion 15 of the guard member 13 opposite to the rod 3 side. Element
19 is fixed so that the opening side of the U-shaped portion faces the guard member 13.
なお、図中22は頭付ボルト９のヘッド部11とパッド21の
間に挟まれたスプリングワッシャである。Reference numeral 22 in the drawing denotes a spring washer sandwiched between the head portion 11 of the head bolt 9 and the pad 21.
アウトリガー装置を使用する場合、着地用ペデスタル４
を着地させるべくロッド３を第１図の矢印Ａの様に下方
に伸長させると、ガード部材13はアウトリガービーム１
の前後面及びガイド部材８にガイドされながら、外側ガ
ード部材19と共に、ロッド３と着地用ペデスタル４との
接続部17内に嵌入された下部板18を介して矢印Ｂの様に
下方に追従して移動する。Landing pedestal 4 when using outriggers
When the rod 3 is extended downward as shown by the arrow A in FIG.
While being guided by the front and rear surfaces of the and the guide member 8, the outer guard member 19 and the outer guard member 19 are followed downward through the lower plate 18 fitted in the connecting portion 17 between the rod 3 and the landing pedestal 4 as indicated by arrow B. To move.
着地用ペデスタル４が着地した時に、ロッド３は、油圧
シリンダ２から下方へ突出するが、ガード部材13の側部
15及び前後部14a,14bがロッド３表面を、アウトリガー
装置の張り出し方向外側及び前後方から覆い、作業中に
ロッド３の表面に固い物体が当るのを防護するため、ロ
ッド３表面に傷がつくのを防止することが出来る。When the landing pedestal 4 lands, the rod 3 projects downward from the hydraulic cylinder 2, but the side portion of the guard member 13
15 and the front and rear parts 14a, 14b cover the surface of the rod 3 from the outside in the projecting direction of the outrigger device and from the front and rear, and protect the surface of the rod 3 from being hit by a hard object during the work, so that the surface of the rod 3 is scratched. Can be prevented.
又、上記ロッド３の表面の中、長孔16によりガード部材
13で覆われない部分は、外側ガード部材19で覆うことに
より防護することが出来る。Also, in the surface of the rod 3, a long hole 16 is used to form a guard member.
The part not covered with 13 can be protected by covering with the outer guard member 19.
アウトリガー装置使用後、ロッド３を第１図の矢印Ａ′
の様に短縮させると、ガード部材13は、下部板18を介し
て外側ガード部材19と共に矢印Ｂ′の様に上方に追従し
て移動する。After using the outrigger device, attach the rod 3 to the arrow A'in FIG.
When the guard member 13 is shortened, the guard member 13 moves upward along the outer guard member 19 via the lower plate 18 as shown by the arrow B '.
なお、本考案は、上記実施例ではガイド部材８に頭付ボ
ルト９を用いたが、ガード部材13を垂直方向にガイド出
来るものであればコッター付ピン、かぎ形ブラケット等
を用いても良く、本考案の要旨を逸脱しない範囲内で種
々変更を加え得ることは勿論である。Although the present invention uses the headed bolt 9 for the guide member 8 in the above embodiment, a pin with a cotter, a hook-shaped bracket or the like may be used as long as it can guide the guard member 13 in the vertical direction. It goes without saying that various modifications can be made without departing from the scope of the present invention.
［考案の効果］ 以上説明した様に本考案によれば、アウトリガー装置使
用中ロッドが油圧シリンダから下方へ突出した状態とな
ってもロッド表面が防護されるので、ロッド表面が傷つ
いて油圧シリンダから油が漏洩するのを防止することが
出来る等の優れた効果を奏し得る。[Advantages of the Invention] As described above, according to the present invention, the rod surface is protected even when the rod is protruding downward from the hydraulic cylinder during use of the outrigger device, so that the rod surface is damaged and the hydraulic cylinder is protected. It is possible to obtain excellent effects such as preventing oil from leaking.
第１図は本考案の一実施例の側面断面図、第２図は第１
図のII-II矢視図、第３図は第１図のIII-III矢視図、第
４図は第１図のIV-IV矢視図、第５図は第１図イ部拡大
断面図、第６図は従来例の側面図である。 図中１はアウトリガービーム、２は油圧シリンダ、３は
ロッド、４は着地用ペデスタル、８はガイド部材、13は
ガード部材、16は長孔を示す。FIG. 1 is a side sectional view of an embodiment of the present invention, and FIG.
II-II arrow view of the figure, FIG. 3 is a III-III arrow view of FIG. 1, FIG. 4 is a IV-IV arrow view of FIG. 1, and FIG. FIG. 6 and FIG. 6 are side views of a conventional example. In the figure, 1 is an outrigger beam, 2 is a hydraulic cylinder, 3 is a rod, 4 is a landing pedestal, 8 is a guide member, 13 is a guard member, and 16 is an elongated hole.
Claims (1)
介し着地用ペデスタルが昇降し得る様油圧シリンダを取
り付けたアウトリガー装置において、前記アウトリガー
ビームに取り付けたガイド部材に、前記ロッド表面を防
護し且つロッドの昇降に伴って昇降し得る様ガード部材
を、該ガード部材に穿設された縦長の長孔を介して係合
させたことを特徴とするアウトリガー装置。1. An outrigger device in which a hydraulic cylinder is attached to a tip portion of an outrigger beam so that a landing pedestal can move up and down through a rod, wherein a guide member attached to the outrigger beam protects the rod surface and a rod. An outrigger device characterized in that a guard member that can be moved up and down as it is moved is engaged through a vertically elongated hole formed in the guard member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14911989U JPH0747433Y2 (en) | 1989-12-25 | 1989-12-25 | Outrigger device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14911989U JPH0747433Y2 (en) | 1989-12-25 | 1989-12-25 | Outrigger device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0389086U JPH0389086U (en) | 1991-09-11 |
| JPH0747433Y2 true JPH0747433Y2 (en) | 1995-11-01 |
Family
ID=31695538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14911989U Expired - Lifetime JPH0747433Y2 (en) | 1989-12-25 | 1989-12-25 | Outrigger device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0747433Y2 (en) |
-
1989
- 1989-12-25 JP JP14911989U patent/JPH0747433Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0389086U (en) | 1991-09-11 |
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