JPH0650471Y2 - Hydraulically operated lifting device with foldable ground arm - Google Patents
Hydraulically operated lifting device with foldable ground armInfo
- Publication number
- JPH0650471Y2 JPH0650471Y2 JP2351389U JP2351389U JPH0650471Y2 JP H0650471 Y2 JPH0650471 Y2 JP H0650471Y2 JP 2351389 U JP2351389 U JP 2351389U JP 2351389 U JP2351389 U JP 2351389U JP H0650471 Y2 JPH0650471 Y2 JP H0650471Y2
- Authority
- JP
- Japan
- Prior art keywords
- arm
- grounding
- portions
- fluid pressure
- support
- 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
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- Tents Or Canopies (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Description
【考案の詳細な説明】 <産業上の利用分野> 本考案は、ガスボンベなどの流体圧供給器具を支持し
た、折り畳み可能な接地腕を有する気圧ホイストなどの
流体圧作動式昇降装置に関し、昇降装置の昇降操作時の
安定度を高めるとともに、流体圧供給器具の支持枠を接
地台に対して容易に着脱できるものを提供する。DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The present invention relates to a fluid pressure actuated lifting device such as a pneumatic hoist having a foldable grounding arm that supports a fluid pressure supply device such as a gas cylinder. Provided is one that enhances the stability at the time of lifting and lowering operation of and can easily attach and detach the support frame of the fluid pressure supply device to the ground base.
<従来技術> 本考案の対象とする折り畳み可能な接地腕を有する流体
圧作動式昇降装置の基本構造は、第1図又は第4図に示
すように、接地台Dの台本体1に3個以上の腕支持部2
を平面視で放射状に固着突設し、各腕支持部4の下部に
外向きに使用姿勢保持用係合部5を、また、その上部に
上向きに折り畳み姿勢保持用係合部6を夫々形成し、各
腕支持部4に各接地腕2を使用姿勢保持用係合部5に係
合した接地使用姿勢Aと、折り畳み姿勢保持用係合部6
に係合したはね上げ折り畳み姿勢Bとに切り換え可能に
設け、 台本体1に支持した昇降駆動用流体圧シリンダ3を流体
圧供給器具7からの圧力流体の給排で昇降駆動可能に
し、流体圧供給器具7の支持枠8を接地台Dに着脱可能
に支持させて構成した形式のものである。<Prior Art> The basic structure of the fluid-pressure-operated lifting device having a foldable grounding arm, which is the subject of the present invention, has three units on the base body 1 of the grounding base D as shown in FIG. 1 or FIG. Above arm support 2
Are fixedly projecting radially in a plan view, and an engaging portion 5 for holding the posture for use is formed on the lower portion of each arm support portion 4 and an engaging portion 6 for holding the posture for folding is formed on the upper portion thereof. Then, the grounding use posture A in which each grounding arm 2 is engaged with the use posture maintaining engagement portion 5 on each arm support portion 4, and the folding posture maintaining engagement portion 6 are used.
It is possible to switch to the flip-up folding posture B that is engaged with, and the fluid pressure cylinder 3 for raising and lowering drive supported on the stand body 1 can be driven up and down by supplying and discharging the pressure fluid from the fluid pressure supply device 7, thereby supplying the fluid pressure. The support frame 8 of the device 7 is detachably supported on the grounding base D and is constructed.
この形式の従来技術は、第4図に示すように、流体圧作
動式昇降装置が気圧作動式であって、上向きと横向きの
筒状支持部4・4を台本体1の外側面の4方向に各々設
け、 上向きの筒状腕支持部4の筒孔を上記折り畳み姿勢保持
用係合部6とし、横向きの筒状腕支持部4の筒孔を上記
使用姿勢保持用係合部5として、 4本の接地腕2を台本体1の横方向の腕支持部4の筒孔
5に係合し、台本体1にエアシリンダ3を組み付けると
ともに、 支持枠8を上記上向きの筒状腕支持部4の折り畳み姿勢
用筒孔6に嵌挿可能な4角棒状の案内部51と、案内部51
の上部に設けた帯状の容器保持部52とから構成し、 上記支持枠8を折り畳み姿勢用筒孔6に嵌挿固定し、ガ
スボンベ7の底面を所定の横向きの筒状腕支持部4に載
置し、ボンベ肩部を容器保持部52で緊締して、 接地使用姿勢Aに保持された接地腕2の上方空間でエア
シリンダ3に沿うようにガスボンベ7を支持させるよう
に構成したものがある。In the conventional technique of this type, as shown in FIG. 4, the fluid pressure actuating type lifting device is a pneumatic actuating type, and the upward and sideward cylindrical support portions 4 are provided in four directions on the outer surface of the base body 1. And the cylindrical hole of the upward cylindrical arm support portion 4 as the folding posture maintaining engagement portion 6, and the cylindrical hole of the lateral side cylindrical arm support portion 4 as the use posture maintaining engagement portion 5. The four grounding arms 2 are engaged with the cylindrical holes 5 of the lateral arm support portion 4 of the base body 1, the air cylinder 3 is assembled to the base body 1, and the support frame 8 is attached to the upward cylindrical arm support portion. 4 is a rectangular rod-shaped guide portion 51 that can be fitted into the folding posture cylinder hole 6, and the guide portion 51.
And a belt-shaped container holding portion 52 provided on the upper part of the above, the support frame 8 is fitted and fixed in the folding posture cylinder hole 6, and the bottom surface of the gas cylinder 7 is mounted on a predetermined sideways cylindrical arm support portion 4. There is a structure in which the gas cylinder 7 is supported along the air cylinder 3 in the space above the grounding arm 2 held in the grounding use posture A by holding the cylinder shoulder portion tightly with the container holding portion 52. .
<考案が解決しようとする課題> しかしながら、上記従来技術では、ガスボンベ7は腕支
持部4の上の高位置に配置されるため、ガスボンベと一
体になった気圧作動式昇降装置の重心は高くなってしま
う。<Problems to be Solved by the Invention> However, in the above-mentioned conventional technique, since the gas cylinder 7 is arranged at a high position above the arm support portion 4, the center of gravity of the pneumatically operated lifting device integrated with the gas cylinder becomes high. Will end up.
このため、気圧シリンダ3を高く進出させ過ぎると、昇
降装置全体が不安定になって倒れてしまう虞れがあるの
で、持ち上げ高さを低く制限せねばならない。For this reason, if the pneumatic cylinder 3 is advanced too high, the entire lifting device may become unstable and may fall over. Therefore, the lifting height must be limited to a low value.
また、棒状の案内部51の下部が一箇所だけはね上げ係合
筒孔6に嵌挿しているだけなので、特にガスボンベ7が
エアシリンダ3から離れる方向に前倒れになろうとした
場合、当該係合筒孔6が押し倒し力の集中により変形し
てしまう虞れがある。Further, since the lower portion of the rod-shaped guide portion 51 is only fitted and inserted into the flip-up engagement cylinder hole 6 at one place, especially when the gas cylinder 7 is going to fall forward in the direction away from the air cylinder 3, the engagement cylinder The hole 6 may be pushed down and deformed due to concentration of force.
逆に、強固に係合筒孔6を形成しようとすると、腕支持
部4の全体を大型にせねばならず、コストアップにもつ
ながる。On the contrary, if the engaging cylindrical hole 6 is to be strongly formed, the arm supporting portion 4 must be made large in size, which leads to an increase in cost.
さらに、ガスボンベ7を支持枠8に支持した場合、ガス
ボンベ7はその底面の背部寄りを腕支持部4に一点だけ
載せるだけの不安定な状態になるため、保持部52をボル
トで強く緊締して横倒れを防がねばならないので、実際
にボンベを取り外す際には、ボルトを緩める工具が必要
になり、作業が煩雑になる。Further, when the gas cylinder 7 is supported by the support frame 8, the gas cylinder 7 is in an unstable state in which only one point is placed on the bottom side of the bottom of the gas cylinder 7 on the arm support portion 4. Therefore, the holding portion 52 is strongly tightened with bolts. Since it is necessary to prevent it from falling sideways, when actually removing the cylinder, a tool for loosening the bolt is required, which complicates the work.
本考案は、昇降装置の昇降操作時の安定度を高め、流体
圧供給器具の支持による破損をなくすとともに、支持枠
を接地台に対して容易に着脱できるようにすることを技
術的課題とする。It is a technical object of the present invention to improve the stability of the lifting device during the lifting operation, eliminate the damage due to the support of the fluid pressure supply device, and allow the support frame to be easily attached to and detached from the ground base. .
<課題を解決するための手段> 上記課題を解消するための手段を、実施例に対応する図
面を用いて以下に説明する。<Means for Solving the Problems> Means for solving the above problems will be described below with reference to the drawings corresponding to the embodiments.
即ち、本考案は、前記基本構造の折り畳み可能な接地腕
を有する流体圧昇降装置において、 支持枠8を接地台Dの腕支持部4同士の挟角内空間Cに
配置可能に構成し、 支持枠8は、縦枠部10と、縦枠部10の下部から前向きに
固着延出させた載置部11と、縦枠部10の上部に設けた保
持部12とから構成され、 縦枠部10の中間高さ部から左右一対の下向きのフック14
を後方左右に向かって突設し、当該フック14を前記台本
体1の腕支持部4の折り畳み姿勢保持用係合部6に係脱
可能に構成し、 支持枠8を腕支持部4・4同士の狭角内空間Cに取り付
け配置した状態では、フック14が上記係合部6に上から
係合して支持されるとともに、支持枠8の下部背面の接
当面15が台本体1の受け面16に接当することを特徴とす
るものである。That is, according to the present invention, in the fluid pressure lifting device having the grounding arm having the above-mentioned foldable structure, the supporting frame 8 can be arranged in the inner space C between the arm supporting portions 4 of the grounding base D, The frame 8 includes a vertical frame portion 10, a mounting portion 11 that is fixedly extended from the lower portion of the vertical frame portion 10 in a forward direction, and a holding portion 12 provided on the upper portion of the vertical frame portion 10. A pair of left and right downward hooks 14 from the middle height of 10
Is provided so as to project rearward and leftward and rightward, and the hook 14 is configured to be engageable with and disengageable from the folding posture maintaining engagement portion 6 of the arm support portion 4 of the base body 1, and the support frame 8 is provided to the arm support portions 4 and 4. In the state where the hooks 14 are mounted and arranged in the narrow-angle inner spaces C, the hooks 14 are engaged with and supported by the engaging portions 6 from above, and the abutment surface 15 on the lower back surface of the support frame 8 is received by the base body 1. It is characterized in that it contacts the surface 16.
上記台本体1に支持する流体圧シリンダ3は、例えば、
エアなどのガスシリンダ、水、オイルなどの液圧シリン
ダなどをいう。The fluid pressure cylinder 3 supported on the base body 1 is, for example,
Refers to gas cylinders such as air and hydraulic cylinders such as water and oil.
また、支持枠8が支持する流体圧供給器具7とは、エア
シリンダの場合にはガスボンベ、液圧シリンダの場合に
は液収容タンクと圧送ポンプとの組み合わせなどを指
す。The fluid pressure supply device 7 supported by the support frame 8 refers to a gas cylinder in the case of an air cylinder, a combination of a liquid storage tank and a pressure pump in the case of a hydraulic cylinder, and the like.
<作用> 支持枠8に流体圧供給器具7を支持すると、支持枠8の
左右一対のフック14が腕支持部4の二箇所の折り畳み姿
勢保持用係合部6に係合し、支持枠8の下部の接当面15
が台本体1の受け面16に接当して、載置部11が接地面か
ら浮き上がった状態で支持枠8は接地台Dに安定して懸
架固定される。<Operation> When the fluid pressure supply instrument 7 is supported by the support frame 8, the pair of left and right hooks 14 of the support frame 8 engage with the two folding posture maintaining engagement parts 6 of the arm support part 4, and the support frame 8 Lower contact surface 15
Is abutted on the receiving surface 16 of the base body 1, and the supporting frame 8 is stably suspended and fixed to the grounding base D in a state where the placing portion 11 is lifted from the grounding surface.
この場合、フック14は縦枠部10の中間高さ部に設けられ
るため、支持枠8の載置部11は腕支持部4より下方に位
置するので、載置部11に載る流体圧供給器具7の底面は
接地腕2よりかなり低位になり、流体圧供給器具7の重
心は下がる。In this case, since the hook 14 is provided at the intermediate height portion of the vertical frame portion 10, the mounting portion 11 of the support frame 8 is located below the arm supporting portion 4, so that the fluid pressure supply device mounted on the mounting portion 11 is placed. The bottom surface of 7 is considerably lower than the grounding arm 2, and the center of gravity of the fluid pressure supply instrument 7 is lowered.
また、左右一対のフック14が係合部6・6に係合するの
で、流体圧供給器具7が前倒れになろうとしても、この
前倒れ力は二つの係合部6に分散して働き、前記従来技
術のように一箇所に集中しないので、腕支持部4が変形
する虞れは小さい。Further, since the pair of left and right hooks 14 engages with the engaging portions 6 and 6, even if the fluid pressure supply instrument 7 tries to fall forward, this forward falling force is distributed to the two engaging portions 6 and works. Since it is not concentrated in one place unlike the prior art, the possibility that the arm support portion 4 is deformed is small.
<考案の効果> (1)流体圧供給器具の支持重心を接地台に対して下
げ、流体圧シリンダを長く進出させる場合でも接地台を
安定化できるので、従来技術のように、足元が振らつい
たり、流体圧シリンダの送り出し高さを制限しなければ
ならないという問題はなくなる。<Effects of the Invention> (1) Since the grounding stand can be stabilized even when the center of gravity of the support of the fluid pressure supply device is lowered with respect to the grounding stand and the fluid pressure cylinder is extended for a long time, the feet fluctuate as in the prior art. The problem of having to limit the delivery height of the fluid pressure cylinder is eliminated.
(2)流体圧シリンダが前倒れになろうとする場合で
も、この前倒れ力は前記従来技術では一箇所に集中して
いたのに対して、本考案では2か所に分散されるので、
腕支持部が変形する虞れは小さくなり、腕支持部を強固
に大型化させずに安価に実施できる。(2) Even when the fluid pressure cylinder is about to tilt forward, this forward tilting force is concentrated at one location in the prior art, whereas it is dispersed at two locations in the present invention.
The risk that the arm support portion is deformed is reduced, and the arm support portion can be implemented inexpensively without increasing the size of the arm support portion.
(3)支持枠は腕支持部間の挟角内空間に配置される
ことから、流体圧供給器具を支持枠に支持すると、器具
は両脇の腕支持部でガイドされて横倒れする危険はない
ので、保持部を固く締める必要もなくなる、 支持枠の係脱に際しては、折り畳み姿勢保持用係合部
を利用してこれにフックを係合・取り外しすれば良いだ
けである、 ことにより、従来技術のように工具を必要とすることな
く、接地台に対する支持枠の係脱操作をきわめて簡便化
できるとともに、支持枠の支持構造を簡略にできる。(3) Since the support frame is arranged in the space between the arm support parts at the included angle, when the fluid pressure supply device is supported by the support frame, the device is guided by the arm support parts on both sides and there is no danger of falling sideways. Since there is no need to tighten the holding part firmly, when engaging and disengaging the support frame, it suffices to engage and disengage the hook with the engaging part for holding the folded position. It is possible to greatly simplify the engagement / disengagement operation of the support frame with respect to the grounding base and to simplify the support structure of the support frame without using a tool unlike the technique.
<実施例> 以下、本考案の実施例を図面に基づいて述べる。<Embodiment> An embodiment of the present invention will be described below with reference to the drawings.
第1図はガスボンベの支持枠の斜視図、第2図は腕支持
部に支持枠を支持した状態の俯瞰斜視図、第3図は支持
枠を支持した空気圧作動式昇降装置の斜視図であって、
空気圧作動式昇降装置は接地台Dと昇降駆動用エアシリ
ンダ3と支持枠8とから構成される。FIG. 1 is a perspective view of a supporting frame of a gas cylinder, FIG. 2 is a perspective view of a state in which the supporting frame is supported by an arm supporting portion, and FIG. 3 is a perspective view of a pneumatically operated lifting device supporting the supporting frame. hand,
The pneumatically operated lifting device comprises a grounding table D, a lifting driving air cylinder 3, and a support frame 8.
上記接地台Dは、台本体1と、台本体1に平面視で放射
状に固着突設した4個の腕支持部4と、各腕支持部4に
各々設けた接地腕2とから構成される。The grounding base D is composed of a base body 1, four arm supporting portions 4 radially and fixedly projectingly provided on the base body 1 in a plan view, and grounding arms 2 respectively provided on the arm supporting portions 4. .
上記腕支持部4を断面コ字状の板状体から形成して、腕
支持部4の下部に横外向きの使用姿勢保持用係合部5を
切り欠き、腕支持部4の上部に上向きU字状の折り畳み
姿勢保持用係合6を凹接する。The arm support portion 4 is formed from a plate-shaped body having a U-shaped cross section, and a laterally outward use posture holding engagement portion 5 is cut out at a lower portion of the arm support portion 4 and an upper portion of the arm support portion 4 is directed upward. The U-shaped folding posture holding engagement 6 is concavely contacted.
上記接地腕2に横外向きに係合ピン17を突出し、腕支持
部4に設けた係合部5・6に係合ピン17を係合可能に構
成し、各腕支持部4に各接地腕2を上向きのはね上げ折
り畳み姿勢と横外向きの接地使用姿勢Aとに切り換え駆
動可能に枢支する。The engaging pin 17 is laterally outwardly projected from the grounding arm 2 so that the engaging pin 17 can be engaged with the engaging portions 5 and 6 provided on the arm supporting portion 4, and each arm supporting portion 4 is grounded. The arm 2 is rotatably supported so as to be switchable between an upward flip-up folding posture and a lateral outward facing ground use posture A.
尚、上記接地腕2の先端にストッパ付き回動式キャスタ
18を取り付けて、昇降装置全体を全方向移動可能に構成
する。A rotary caster with a stopper is attached to the tip of the grounding arm 2.
18 is attached so that the entire lifting device can be moved in all directions.
上記台本体1に筒受け部19を形成し、円筒状のテレスコ
ープ形エアシリンダ3を筒受け部19に嵌挿固定するとと
もに、エアシリンダ3の上部に荷受け部20を形成して、
荷台などを載荷可能に構成する。A tube receiving portion 19 is formed on the base body 1, a telescopic air cylinder 3 having a cylindrical shape is fitted and fixed to the tube receiving portion 19, and a load receiving portion 20 is formed on an upper portion of the air cylinder 3.
It is configured to be able to load a platform etc.
上記支持枠8は、横に方向付けた4角筒状の載置部11
と、この載置部11の上面に縦向きに溶着した同じく4角
筒状の縦枠部10と、縦枠部10の上部に着脱自在に取り付
けた円形帯状のボンベ保持部12とから構成される。The support frame 8 has a rectangular tubular mounting portion 11 oriented horizontally.
And a vertically rectangular cylindrical vertical frame portion 10 vertically welded to the upper surface of the mounting portion 11, and a circular strip-shaped cylinder holding portion 12 detachably attached to the upper portion of the vertical frame portion 10. It
上記縦枠部10の左右側面に複数段に透孔21を空け、当該
透孔21にボンベ保持部12を固定具22で適正高さ位置に締
結し、ガスボンベ7の胴部を保持部12で外嵌状に挟持
し、保持部12の先端部23を対面させて固定具24で閉じ合
わせる。Through holes 21 are formed in a plurality of steps on the left and right side surfaces of the vertical frame portion 10, the cylinder holding portion 12 is fastened to the through hole 21 at an appropriate height position with a fixture 22, and the body portion of the gas cylinder 7 is held by the holding portion 12. It is sandwiched in the form of an external fitting, the tip end portion 23 of the holding portion 12 is faced, and the fixture 24 closes them.
また、上記縦枠部10の背面10aの中間高さ部に左右一対
の二股状のフック14を下向きに溶着し、隣接する二つの
前記腕支持部4・4の折り畳み姿勢保持用係合部6・6
に二股状フック14を係脱可能に構成する。Further, a pair of left and right forked hooks 14 are downwardly welded to an intermediate height portion of the back surface 10a of the vertical frame portion 10 so that the two adjacent arm supporting portions 4 and 4 are engaged with each other to hold the folding posture.・ 6
The bifurcated hook 14 is configured to be detachable.
以下に、本昇降装置の機能を説明する。The function of the lifting device will be described below.
台本体1の筒受け部19にテレスコープ形エアシリンダ3
を嵌挿保持させるとともに、上記載置部11に底面を載
せ、ボンベ保持部12で胴部を緊締して、支持枠8にガス
ボンベ7を固定したうえで、フック14を折り畳み姿勢保
持用係合部6・6に係合して、ガスボンベ7と一体にな
った支持枠8を接地台Dに支持固定する。Telescope type air cylinder 3 in the cylinder receiving part 19 of the base body 1.
While inserting and holding, the bottom surface is placed on the placing portion 11, the cylinder portion is tightened by the cylinder holding portion 12, the gas cylinder 7 is fixed to the support frame 8, and then the hook 14 is engaged for holding the folded posture. The support frame 8 integrated with the gas cylinder 7 by being engaged with the portions 6 and 6 is supported and fixed to the grounding base D.
そして、ガスボンベ7を手元操作レバー(図示省略)を
介してエアシリンダ3の下部の通気孔にエアホースで接
続する。Then, the gas cylinder 7 is connected to the ventilation hole in the lower part of the air cylinder 3 by an air hose via a hand operation lever (not shown).
この場合、上記支持枠8の載置部11の背面側の接当面15
は、台本体1の筒受け部19の下部外面に設けた受け面16
に接当するので、フック14の係合効果と合わせて、ガス
ボンベ7は接地面から浮き上がった状態で、接地台Dの
腕支持部4・4同士の挟角内空間Cに安定長く位置決め
固定される。In this case, the contact surface 15 on the back side of the mounting portion 11 of the support frame 8
Is the receiving surface 16 provided on the lower outer surface of the tube receiving portion 19 of the base body 1.
Since the gas cylinder 7 is in contact with the hook 14, the gas cylinder 7 is stably positioned and fixed in the space C between the arm supporting portions 4 of the grounding base D while being lifted from the grounding surface. It
従って、支持枠8の載置部11は接地腕2より低く配位し
て、この載置部11に載るガスボンベ7、ひいてはこれと
一体の昇降装置全体の重心が低くなるので、テレスコー
プ形エアシリンダ3を長く進出した場合でも、昇降装置
はガタつくことなく安定良く接地面に支持される。Therefore, the placing portion 11 of the support frame 8 is arranged lower than the grounding arm 2, and the center of gravity of the gas cylinder 7 placed on the placing portion 11 and by extension, the whole lifting device integrated therewith is lowered, so that the telescope type air Even when the cylinder 3 is extended for a long time, the lifting device is stably supported on the ground surface without rattling.
また、二股状のフック14は係合部6・6に2点支持され
ることから、ガスボンベ7が接地台Dに対して面倒れに
なろうとしても、ガスボンベ7の重心はフック14を介し
て左右の係合部6に分散されるので、前記従来技術のよ
うに一点に変形力が集中して係合部6が破損する虞れは
ない。Further, since the bifurcated hook 14 is supported by the engaging portions 6 at two points, the center of gravity of the gas cylinder 7 is mediated by the hook 14 even if the gas cylinder 7 tends to fall over the grounding base D. Since the engaging portions 6 are distributed to the left and right engaging portions 6, there is no possibility that the engaging portion 6 will be damaged due to the deformation force concentrated on one point as in the prior art.
上記実施例では、空気圧作動式昇降装置を述べたが、本
考案は、例えば油圧作動式昇降装置に適用しても良い。In the above embodiment, the pneumatically operated lifting device is described, but the present invention may be applied to, for example, a hydraulically operated lifting device.
そして、この場合には、流体圧供給器具7は、筒状のオ
イルタンクとこれに一体にセットされた油圧ポンプとの
組み合わせをいう。In this case, the fluid pressure supply device 7 is a combination of a tubular oil tank and a hydraulic pump integrally set with the oil tank.
また、本考案は、支持枠8の係脱に腕支持部の折り畳み
保持用係合部6を利用したことを特徴とするので、例え
ば、第4図の縦向きの折り畳み保持用係合筒孔6にフッ
ク14を係合しても良く、従って、従来技術の昇降装置に
本考案を適用することもできる。Further, the present invention is characterized in that the folding holding engaging portion 6 of the arm supporting portion is used for engaging and disengaging the support frame 8. Therefore, for example, the vertical folding holding engaging cylindrical hole shown in FIG. The hook 14 may be engaged with 6 and thus the present invention is applicable to prior art lifting devices.
第1図〜第3図は本考案の実施例を示し、第1図はガス
ボンベの支持枠の斜視図、第2図は腕支持部に支持枠を
支持した状態の俯瞰斜視図、第3図は支持枠を支持した
空気圧作動式昇降装置の斜視図、第4図は従来技術を示
す第3図相当図である。 1…台本体、2…腕支持部、3…昇降駆動用流体圧シリ
ンダ、4…腕支持部、5…使用姿勢保持用係合部、6…
折り畳み姿勢保持用係合部、7…流体圧供給器具、8…
支持枠、10…縦枠部、11…載置部、12…保持部、14…フ
ック、15…接当面、16…受け面、A…接地使用姿勢、C
…挟角内空間、D…接地台。1 to 3 show an embodiment of the present invention, FIG. 1 is a perspective view of a supporting frame of a gas cylinder, FIG. 2 is an overhead perspective view of a state where the supporting frame is supported by an arm supporting portion, and FIG. Is a perspective view of a pneumatically operated lifting device supporting a support frame, and FIG. 4 is a view corresponding to FIG. 3 showing a conventional technique. DESCRIPTION OF SYMBOLS 1 ... Stand body, 2 ... Arm support part, 3 ... Fluid pressure cylinder for raising / lowering drive, 4 ... Arm support part, 5 ... Use position holding engagement part, 6 ...
Engagement portion for maintaining folding posture, 7 ... Fluid pressure supply device, 8 ...
Support frame, 10 ... Vertical frame part, 11 ... Mounting part, 12 ... Holding part, 14 ... Hook, 15 ... Contact surface, 16 ... Receiving surface, A ... Grounding use posture, C
… Inside space, D… Grounding stand.
Claims (1)
2を平面視で放射状に固着突設し、各腕支持部4の下部
に外向きに使用姿勢保持用係合部5を、また、その上部
に上向きに折り畳み姿勢保持用係合部6を夫々形成し、
各腕支持部4に各接地腕2を使用姿勢保持用係合部5に
係合した接地使用姿勢Aと、折り畳み姿勢保持用係合部
6に係合したはね上げ折り畳み姿勢とに切り換え可能に
設け、 台本体1に支持した昇降駆動用流体圧シリンダ3を流体
圧供給器具7からの圧力流体の給排で昇降駆動可能に
し、流体圧供給器具7の支持枠8を接地台Dに着脱可能
に支持させて構成した折り畳み可能な接地腕を有する流
体圧作動式昇降装置において、 支持枠8を接地台Dの腕支持部4同士の挟角内空間Cに
配置可能に構成し、 支持枠8は、縦枠部10と、縦枠部10の下部から前向きに
固着延出させた載置部11と、縦枠部10の上部に設けた保
持部12とから構成され、 縦枠部10の中間高さ部から左右一対の下向きのフック14
を後方左右に向かって突設し、当該フック14を前記台本
体1の腕支持部4の折り畳み姿勢保持用係合部6に係脱
可能に構成し、 支持枠8を腕支持部4・4同士の挟角内空間Cに取り付
け配置した状態では、フック14が上記係合部6に上から
係合して支持されるとともに、支持枠8の下部背面の接
当面15が台本体1の受け面16に接当することを特徴とす
る折り畳み可能な接地腕を有する流体圧作動式昇降装置1. A ground body D of a grounding base D is provided with three or more arm supporting portions 2 which are fixed and protruded radially in a plan view, and the arm supporting portions 4 are outwardly engaged with the lower portions of the arm supporting portions 4 for use posture holding. 5, and upwardly folding posture holding engaging portions 6 are formed respectively,
Each ground support arm 4 is provided so as to be switchable between a grounding use posture A in which each grounding arm 2 is engaged with a use posture maintaining engagement portion 5 and a flip-up folding posture engaged with a folding posture maintaining engagement portion 6. The hydraulic cylinder 3 for raising and lowering drive supported on the base body 1 can be moved up and down by supplying and discharging the pressure fluid from the fluid pressure supply instrument 7, and the support frame 8 of the fluid pressure supply instrument 7 can be attached to and detached from the ground table D. In a fluid pressure actuated lifting device having a foldable grounding arm configured to be supported, a supporting frame 8 can be arranged in an inner space C between the arm supporting portions 4 of the grounding base D, and the supporting frame 8 is The vertical frame portion 10, a mounting portion 11 that is fixedly extended from the lower portion of the vertical frame portion 10 in a forward direction, and a holding portion 12 provided on the upper portion of the vertical frame portion 10, and the middle portion of the vertical frame portion 10. A pair of left and right hooks 14 from the height
Is provided so as to project rearward and leftward and rightward, and the hook 14 is configured to be engageable with and disengageable from the folding posture maintaining engagement portion 6 of the arm support portion 4 of the base body 1, and the support frame 8 is provided to the arm support portions 4 and 4. In the state where the hooks 14 are mounted and arranged in the space C between the corners, the hooks 14 are engaged with and supported by the engaging portions 6 from above, and the abutment surface 15 on the lower back surface of the support frame 8 is received by the base body 1. Hydraulically actuated lifting device with foldable grounding arm characterized by abutting against surface 16
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2351389U JPH0650471Y2 (en) | 1989-02-28 | 1989-02-28 | Hydraulically operated lifting device with foldable ground arm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2351389U JPH0650471Y2 (en) | 1989-02-28 | 1989-02-28 | Hydraulically operated lifting device with foldable ground arm |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02115387U JPH02115387U (en) | 1990-09-14 |
JPH0650471Y2 true JPH0650471Y2 (en) | 1994-12-21 |
Family
ID=31242565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2351389U Expired - Lifetime JPH0650471Y2 (en) | 1989-02-28 | 1989-02-28 | Hydraulically operated lifting device with foldable ground arm |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0650471Y2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200475380Y1 (en) * | 2013-02-27 | 2014-11-28 | 삼성중공업 주식회사 | Power Support Carrier |
CN114229737B (en) * | 2021-12-28 | 2024-06-11 | 昆山紫东智能科技有限公司 | Material lifting rack |
-
1989
- 1989-02-28 JP JP2351389U patent/JPH0650471Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02115387U (en) | 1990-09-14 |
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