JP2003252568A - Hoisting accessory stopper device - Google Patents
Hoisting accessory stopper deviceInfo
- Publication number
- JP2003252568A JP2003252568A JP2002062215A JP2002062215A JP2003252568A JP 2003252568 A JP2003252568 A JP 2003252568A JP 2002062215 A JP2002062215 A JP 2002062215A JP 2002062215 A JP2002062215 A JP 2002062215A JP 2003252568 A JP2003252568 A JP 2003252568A
- Authority
- JP
- Japan
- Prior art keywords
- main
- hoisting
- pulley
- trolley
- sub
- 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
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は荷役設備に用いる吊
具振れ止め装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hanging device steady rest used in a cargo handling facility.
【0002】[0002]
【従来の技術】図8及び図9はコンテナクレーンの一例
を示すもので、このコンテナクレーンは、岸壁1上を自
走する走行体2と、該走行体2の上部に略水平に設けた
ガーダ3と、該ガーダ3の先端部に連なって海側へ突出
するブーム4と、ガーダ3及びブーム4に沿って横行可
能なトロリ5と、該トロリ5から昇降可能に吊り下げた
ヘッドブロック6と、該ヘッドブロック6に装着され且
つコンテナ7を係止可能なスプレッダ8と、ガーダ3上
に設けた機械室9とで構成されている。2. Description of the Related Art FIGS. 8 and 9 show an example of a container crane. This container crane comprises a traveling body 2 which is self-propelled on a quay 1, and a girder provided above the traveling body 2 substantially horizontally. 3, a boom 4 connected to the tip of the girder 3 and protruding to the sea side, a trolley 5 traversable along the girder 3 and the boom 4, and a head block 6 suspended from the trolley 5 so as to be lifted and lowered. A spreader 8 mounted on the head block 6 and capable of locking the container 7 and a machine room 9 provided on the girder 3.
【0003】機械室9には、トロリ5横行用のロープを
巻き付けたドラム、ヘッドブロック6昇降用の巻上索1
0,11を巻き付けたドラム12,13、及びこれらド
ラム12,13を駆動するモータなどの種々の装置が収
納されている。The machine room 9 has a drum around which a trolley 5 traverse rope is wound, a head block 6 and a hoisting rope 1 for raising and lowering the head block 6.
Various devices such as drums 12 and 13 around which 0 and 11 are wound, and motors driving these drums 12 and 13 are housed.
【0004】ヘッドブロック6の昇降機構は、前述した
巻上索10,11及びドラム12,13に加えて、トロ
リ5の陸側右寄り、海側右寄り、陸側左寄り、海側左寄
りの各位置に2つずつ枢支した巻上滑車14,15,1
6,17と、ヘッドブロック6の陸側右寄り、海側右寄
り、陸側左寄り、海側左寄りの各位置に枢支した昇降滑
車18,19,20,21と、ブーム4の海側端部に枢
支した右側の案内滑車22,23及び左側の案内滑車2
4,25と、右側の案内滑車22,23と左側の案内滑
車24,25の間に位置するようにブーム4の海側端部
に設けた右側の釣合滑車26及び左側の釣合滑車27
と、ガーダ3の陸側端部に設置した右側のアンチスナッ
グ機構28及び左側のアンチスナッグ機構29とを備え
ている。In addition to the hoisting ropes 10 and 11 and the drums 12 and 13 described above, the head block 6 is moved up and down at the respective positions of the trolley 5 to the right of the land side, to the right of the sea side, to the left of the land side, and to the left of the sea side. Hoisting pulleys 14, 15, 1 pivoted two by two
6, 17 and lifting blocks 18, 19, 20, 21 that are pivotally supported at positions on the land block right side, the sea side right side, the land side left side, and the sea side left side, and the sea side end of the boom 4. Pivoted right guide pulleys 22 and 23 and left guide pulley 2
4, 25, and the right balancing pulley 26 and the left balancing pulley 27 provided at the sea-side end of the boom 4 so as to be located between the right guiding pulleys 22, 23 and the left guiding pulleys 24, 25.
And an antisnag mechanism 28 on the right side and an antisnag mechanism 29 on the left side installed at the land side end of the girder 3.
【0005】アンチスナッグ機構28,29は、それぞ
れピストンロッド30,31が海側を向くようにガーダ
3に取り付けた液圧シリンダ32,33と、ピストンロ
ッド30,31の先端部に設けたブラケット34,35
と、各ブラケット34,35の2つずつ枢支した案内滑
車36,37とを有している。The anti-snag mechanisms 28 and 29 include hydraulic cylinders 32 and 33 attached to the girder 3 so that the piston rods 30 and 31 face the sea side, respectively, and a bracket 34 provided at the tip of the piston rods 30 and 31. , 35
And two guide sheaves 36 and 37 pivotally supporting two brackets 34 and 35, respectively.
【0006】各液圧シリンダ32,33のロッド側流体
室には、圧力設定弁(図示せず)を介して作動油タンク
が接続され、平常時においては、ピストンロッド30,
31が縮小してブラケット34,35が陸側へ後退した
状態となるように、ロッド側流体室に作動油が充填され
ている。A hydraulic oil tank is connected to the rod-side fluid chamber of each hydraulic cylinder 32, 33 via a pressure setting valve (not shown).
The rod-side fluid chamber is filled with hydraulic oil so that 31 is contracted and the brackets 34, 35 are retracted to the land side.
【0007】また、ヘッドブロック6を吊り下げる巻上
索10,11の両端部分は、ドラム12,13に巻き付
けられている。Both ends of the hoisting ropes 10 and 11 for suspending the head block 6 are wound around the drums 12 and 13.
【0008】右側の巻上索10の中間部分は、アンチス
ナッグ機構28を構成している一方の案内滑車36、ト
ロリ5陸側右寄りの一方の巻上滑車14、ヘッドブロッ
ク6陸側右寄りの昇降滑車18、トロリ5陸側右寄りの
他方の巻上滑車14、ブーム4海側端部の案内滑車2
2、釣合滑車26、案内滑車23、トロリ5海側右寄り
の一方の巻上滑車15、ヘッドブロック6海側右寄りの
昇降滑車19、トロリ5海側右寄りの他方の巻上滑車1
5、アンチスナッグ機構28を構成している他方の案内
滑車36に巻き掛けられており、右側のドラム12の回
動に応じて、巻上滑車14,15と昇降滑車18,19
の間の巻上索10の垂下長が増減する。The middle portion of the hoisting rope 10 on the right side is one guide pulley 36 which constitutes the anti-snag mechanism 28, one hoisting pulley 14 on the right side of the trolley 5 on the land side, and the head block 6 is lifted on the right side of the land side. Pulley 18, trolley 5, the other hoisting pulley 14 on the right of the land side, the boom 4 and the guide pulley 2 at the sea-side end
2, balancing pulley 26, guide pulley 23, one hoisting pulley 15 on the right side of the trolley 5 sea side, the head block 6, an elevating pulley 19 on the right side of the sea side, the other hoisting pulley 1 on the right side of the trolley 5 sea side.
5, it is wound around the other guide pulley 36 that constitutes the anti-snag mechanism 28, and in accordance with the rotation of the drum 12 on the right side, the hoisting pulleys 14 and 15 and the lifting pulleys 18 and 19
The drooping length of the hoisting rope 10 during the period increases or decreases.
【0009】左側の巻上索11の中間部分は、アンチス
ナッグ機構29を構成している一方の案内滑車37、ト
ロリ5陸側左寄りの一方の巻上滑車16、ヘッドブロッ
ク6陸側左寄りの昇降滑車20、トロリ5陸側左寄りの
他方の巻上滑車16、ブーム4海側端部の案内滑車2
4、釣合滑車27、案内滑車25、トロリ5海側左寄り
の一方の巻上滑車17、ヘッドブロック6海側左寄りの
昇降滑車21、トロリ5海側左寄りの他方の巻上滑車1
7、アンチスナッグ機構29を構成している他方の案内
滑車37に巻き掛けられており、左側のドラム13の回
動に応じて、巻上滑車16,17と昇降滑車20,21
の間の巻上索11の垂下長が増減する。The middle portion of the left hoisting rope 11 is one guide sheave 37 constituting the anti-snag mechanism 29, one hoisting sheave 16 on the trolley 5 left side on the land side, and the head block 6 elevating and lowering on the left side on the land side. Pulley 20, trolley 5, the other hoisting pulley 16 on the left side on the land side, the boom 4, the guide pulley 2 at the end on the sea side
4, counterbalance pulley 27, guide pulley 25, trolley 5 one hoisting pulley 17 on the left side of the sea side, head block 6 seaward hoisting pulley 21 on the left side of the sea, trolley 5 the other hoisting pulley 1 on the left side of the sea side
7. It is wound around the other guide pulley 37 that constitutes the anti-snag mechanism 29, and in accordance with the rotation of the left drum 13, the hoisting pulleys 16 and 17 and the lifting pulleys 20 and 21.
The hanging length of the hoisting cord 11 during the period increases or decreases.
【0010】すなわち、両ドラム12,13から巻上索
10,11を繰り出すと、トロリ5に対してヘッドブロ
ック6が下降し、両ドラム12,13に巻上索10,1
1を巻き取ると、トロリ5へ向かってヘッドブロック6
が上昇する。That is, when the hoisting ropes 10 and 11 are paid out from the drums 12 and 13, the head block 6 descends with respect to the trolley 5, and the hoisting ropes 10 and 1 are wound on the drums 12 and 13.
When 1 is wound up, head block 6 goes to trolley 5
Rises.
【0011】図8及び図9に示すコンテナクレーンにお
いては、走行体2の移動、トロリ5の横行、ヘッドブロ
ック6の昇降、及びスプレッダ8によるコンテナ7の係
止やその解除の各動作を組み合わせて、岸壁1に接岸中
の船舶(図示せず)から陸側へのコンテナ7の荷揚げ作
業、または陸側から船舶へのコンテナ7の積込み作業を
行なう。In the container crane shown in FIGS. 8 and 9, the movement of the traveling body 2, the traverse of the trolley 5, the raising and lowering of the head block 6, and the locking and unlocking of the container 7 by the spreader 8 are combined. , Unloading the container 7 from the ship (not shown) docking on the quay 1 to the land side, or loading the container 7 from the land side to the ship.
【0012】更に、近年の船舶の大型化に対応できるよ
うに、トロリ5の横行距離を長くし且つヘッドブロック
6の揚程を大きくすることや、ヘッドブロック6の昇降
速度の向上を図ることが検討されている。Further, in order to cope with the recent increase in the size of ships, it is considered to increase the traverse distance of the trolley 5 and increase the lift of the head block 6 and to improve the lifting speed of the head block 6. Has been done.
【0013】一方、ヘッドブロック6の揚程が大きくな
ると、当該ヘッドブロック6の下降に伴って、トロリ5
の陸側の巻上滑車14,16からヘッドブロック6の陸
側の昇降滑車18,20へ垂下する巻上索10,11
と、トロリ5の海側の巻上滑車15,17からヘッドブ
ロック6の海側の昇降滑車19,21へ垂下する巻上索
10,11とが、徐々に平行な状態に近付くため、ヘッ
ドブロック6が振り子状に揺動しやすくなる。On the other hand, when the lift of the head block 6 becomes large, the trolley 5 moves as the head block 6 descends.
The hoisting ropes 10 and 11 that hang down from the hoisting pulleys 14 and 16 on the land side of the head block 6 to the hoisting pulleys 18 and 20 on the land side of the head block 6.
And the hoisting ropes 10 and 11 that hang from the hoisting pulleys 15 and 17 on the sea side of the trolley 5 to the hoisting pulleys 19 and 21 on the sea side of the head block 6 gradually approach a parallel state, so that the head block 6 easily swings like a pendulum.
【0014】そこで、トロリ5からの巻上索10,11
の垂下長に基づきヘッドブロック6の振れ周期を想定し
たうえ、該振れ周期に応じてトロリ5の横行速度を調整
し、ヘッドブロック6の振れを抑止することが提案され
ている。Therefore, hoisting ropes 10 and 11 from the trolley 5
It is proposed that the shake cycle of the head block 6 is assumed based on the hanging length of the head block 6, and the traverse speed of the trolley 5 is adjusted according to the shake cycle to suppress the shake of the head block 6.
【0015】[0015]
【発明が解決しようとする課題】しかしながら、トロリ
5の横行速度の調整によってヘッドブロック6の振れを
抑止しようとすると、トロリ5の加速及び減速に要する
時間が長くなり、また、トロリ5の停止位置がヘッドブ
ロック6の振れ周期に応じて制約されるため、効率よく
荷役作業を行なうことができない。However, if an attempt is made to suppress the shake of the head block 6 by adjusting the traverse speed of the trolley 5, the time required for accelerating and decelerating the trolley 5 becomes long, and the stop position of the trolley 5 is reduced. Is restricted according to the swing cycle of the head block 6, so that the cargo handling work cannot be performed efficiently.
【0016】本発明は上述した実情に鑑みてなしたもの
で、荷役作業の効率を低下させない吊具振れ止め装置を
提供することを目的としている。The present invention has been made in view of the above situation, and an object of the present invention is to provide a hanging device steady rest which does not reduce the efficiency of cargo handling work.
【0017】[0017]
【課題を解決するための手段】上記目的を達成するた
め、本発明の請求項1に記載の吊具振れ止め装置では、
トロリに設けた台盤に枢支され且つトロリ横行方向に対
して略水平に直交する方向へ延びる主軸と、前記の台盤
に枢支され且つ主軸に平行な副軸と、主軸に嵌着され且
つ下端部に主クランクピンを設けた主クランクアーム
と、副軸に嵌着され且つ下端部に主クランクピンと旋回
半径が等しい副クランクピンを設けた副クランクアーム
と、上端部が主軸上方に位置するように上下方向中間部
分を主クランクピンに枢着した主傾動アームと、上端部
が副軸上方に位置し且つ上端部の旋回半径が主傾動アー
ムと等しくなるように上下方向中間部分を副クランクピ
ンに枢着した副傾動アームと、一端部を主傾動アームに
且つ他端部を副傾動アームにそれぞれ枢着した架構と、
該架構に枢支され且つ吊具昇降用の巻上索が巻き掛けら
れる巻上滑車と、先端部を主傾動アーム下端部に且つ基
端部を台盤にそれぞれ枢着した主揺動リンクと、先端部
を副傾動アーム下端部に且つ基端部を台盤にそれぞれ枢
着した副揺動リンクとを有する2組の滑車移動機構を備
え、当該滑車移動機構をトロリ横行方向に並べて間隔調
整ユニットを構成し、両滑車移動機構の主軸を互いに異
なる方向へ回動させる駆動機構をトロリに設置してい
る。In order to achieve the above-mentioned object, in the hanging device steady rest device according to claim 1 of the present invention,
A main shaft pivotally supported by a base provided on the trolley and extending in a direction substantially horizontal to the trolley traverse direction, a sub-axis pivotally supported by the base and parallel to the main shaft, and fitted to the main shaft. And a main crank arm having a main crank pin at the lower end, a sub crank arm having a sub crank pin fitted to the sub shaft and having a turning radius equal to that of the main crank pin at the lower end, and the upper end positioned above the main shaft. The main tilting arm pivotally attached to the main crank pin at the upper and lower ends of the main crank pin, and the upper and lower end of the main tilting arm so that the upper end is located above the auxiliary shaft and the turning radius of the upper end is equal to that of the main tilting arm. A sub-tilt arm pivotally attached to the crankpin, a frame in which one end is pivotally attached to the main tilt arm and the other end is pivotally attached to the sub-tilt arm, respectively.
A hoisting pulley pivotally supported by the frame and around which hoisting ropes for lifting and lowering the hoisting device are wound, and a main swinging link whose tip end is pivotally attached to the lower end of the main tilting arm and whose base end is pivotally attached to the base. , Two sets of pulley moving mechanisms having a tip end portion on the lower end portion of the auxiliary tilting arm and a base end portion on the base plate, respectively, and auxiliary swinging links, and the distance adjustment is performed by arranging the pulley moving mechanisms in the trolley traverse direction. A drive mechanism that constitutes the unit and rotates the main shafts of both pulley moving mechanisms in different directions is installed in the trolley.
【0018】また、本発明の請求項2に記載の吊具振れ
止め装置では、トロリの両側部分のそれぞれに間隔調整
ユニットを装備している。According to a second aspect of the present invention, in the hanging device steady rest device, a space adjusting unit is provided at each of both sides of the trolley.
【0019】更に、本発明の請求項3に記載の吊具振れ
止め装置では、各架構に複数の巻上滑車を枢支してい
る。Further, in the hoisting device steady rest according to claim 3 of the present invention, a plurality of hoisting pulleys are pivotally supported on each frame.
【0020】本発明の請求項1に記載の吊具振れ止め装
置においては、それぞれの滑車移動機構の主軸を、駆動
機構により異なる方向へ回動させ、主軸の回動を主クラ
ンクアームから主クランクピンに伝達し、各滑車移動機
構の主傾動アームの上下方向中間部分を互いに近接ある
いは離隔させて、主傾動アームをその下端部と主揺動リ
ンクとの枢着点を中心に回動させ、各主傾動アームの上
端部の変位に応じて、それぞれの滑車移動機構の架構に
枢支されている巻上滑車の間隔を拡縮する。In the hoisting device steady rest according to claim 1 of the present invention, the main shafts of the respective pulley moving mechanisms are rotated in different directions by the drive mechanism, and the main shafts are rotated from the main crank arm to the main crank. The main tilting arm of each pulley moving mechanism is moved toward or away from each other in the vertical direction, and the main tilting arm is rotated about the pivot point of its lower end and the main swing link. The distance between the hoisting pulleys pivotally supported by the frame of each pulley moving mechanism is increased or decreased according to the displacement of the upper end of each main tilting arm.
【0021】本発明の請求項2に記載の吊具振れ止め装
置においては、トロリ一側に設けた間隔調整ユニットの
各滑車移動機構に組み込まれている巻上滑車に、トロリ
から垂下すべき巻上索をそれぞれ巻き掛け、トロリ他側
に設けた間隔調整ユニットの各滑車移動機構に組み込ま
れている巻上滑車に、トロリから垂下すべき巻上索をそ
れぞれ巻き掛けて、吊具を4点で安定した状態で吊り下
げ支持する。In the hoisting device steady rest according to the second aspect of the present invention, the hoisting pulley to be suspended from the trolley is mounted on the hoisting pulleys incorporated in the respective pulley moving mechanisms of the interval adjusting unit provided on one side of the trolley. The hoisting ropes to be hung from the trolley are respectively wound on the hoisting pulleys incorporated in the respective pulley moving mechanisms of the interval adjusting unit provided on the other side of the trolley, and the four hoisting devices are attached. Suspend and support in a stable state.
【0022】本発明の請求項3に記載の吊具振れ止め装
置においては、複数の巻上滑車を、各滑車移動機構の架
構に枢支して、各吊下点で巻上索を複数条にする。In the hoisting device steady rest according to claim 3 of the present invention, a plurality of hoisting pulleys are pivotally supported by the frame of each sheave moving mechanism, and a plurality of hoisting ropes are provided at each suspension point. To
【0023】[0023]
【発明の実施の形態】以下、本発明の実施の形態を、図
示例とともに説明する。BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.
【0024】図1乃至図7は本発明の吊具振れ止め装置
の実施の形態の一例を示すもので、図中、図8及び図9
と同一の符号を付した部分は同一物を表わしている。FIGS. 1 to 7 show an example of an embodiment of a hanging device steady rest of the present invention, and FIGS. 8 and 9 are shown in the drawings.
The parts denoted by the same reference numerals as in FIG.
【0025】この吊具振れ止め装置は、陸側の滑車移動
機構41と海側の滑車移動機構42とで構成される間隔
調整ユニット43を、トロリ44の両側縁部分にトロリ
44横行方向に延びる仮想線Xを中心に左右対称に配置
し、間隔調整ユニット43の間に位置するように、トロ
リ44の中央部分に駆動機構45を設置している。In this lifting device steady rest device, a space adjusting unit 43 composed of a land-side pulley moving mechanism 41 and a sea-side pulley moving mechanism 42 is provided on both side edge portions of the trolley 44 and extends in the transverse direction of the trolley 44. A drive mechanism 45 is installed in the central portion of the trolley 44 so as to be arranged symmetrically about the imaginary line X and to be located between the space adjusting units 43.
【0026】滑車移動機構41,42は、トロリ44横
行方向へ略水平に延びる台盤46の一端部分に立設した
左右一対の支持板47,48と、台盤46の他端部分に
立設した左右一対の支持板49,50と、支持板47に
枢支され且つトロリ44横行方向に対して略水平に直交
する方向へ延びる主軸51と、支持板48に主軸51と
同軸に枢支した主軸52と、支持板49に主軸51と平
行に枢支した副軸53と、支持板50に副軸53と同軸
に枢支した副軸54と、主軸51,52に嵌着され且つ
下側へ突出する主クランクアーム55,56と、副軸5
3,54に嵌着され且つ下側へ突出する副クランクアー
ム57,58と、主軸51,52上方に上端部が位置し
且つ上下方向中間部分を主クランクピン59によって主
クランクアーム55,56下端部に枢着した主傾動アー
ム60と、副軸53,54上方に上端部が位置し且つ上
下方向中間部分を副クランクピン61によって副クラン
クアーム57,58下端部に枢着した副傾動アーム62
と、一端部を主傾動アーム60上端部に且つ他端部を副
傾動アーム62上端部にそれぞれ連結軸63,64を介
して枢着した架構65と、先端部を前記の主傾動アーム
60下端部に連結軸66を介して枢着した主揺動リンク
67と、先端部を前記の副傾動アーム62の下端部に連
結軸68を介して枢着した副揺動リンク69と、両揺動
リンク67,69の基端部を前記の台盤46の一端部分
に枢着する連結軸70とを備えている。The pulley moving mechanisms 41, 42 are provided on a pair of left and right support plates 47, 48 which are erected on one end of a base 46 extending substantially horizontally in the transverse direction of the trolley 44, and on the other end of the base 46. A pair of left and right support plates 49 and 50, a main shaft 51 pivotally supported by the support plate 47 and extending in a direction substantially orthogonal to the transverse direction of the trolley 44, and a support plate 48 coaxially supported by the main shaft 51. A main shaft 52, a sub shaft 53 pivotally supported on the support plate 49 in parallel with the main shaft 51, a sub shaft 54 pivotally supported on the support plate 50 coaxially with the sub shaft 53, and fitted to the main shafts 51, 52 and on the lower side. Main crank arms 55 and 56 protruding toward the auxiliary shaft 5
Sub crank arms 57 and 58 fitted to the shafts 3 and 54 and projecting downward, and an upper end portion above the main shafts 51 and 52 and an intermediate portion in the up-down direction by a main crank pin 59 to lower ends of the main crank arms 55 and 56. Main tilting arm 60 pivotally attached to the lower part, and an upper tilting arm 62 having an upper end located above the auxiliary shafts 53 and 54 and an intermediate part in the vertical direction being pivotally attached to the lower ends of the auxiliary crank arms 57 and 58 by auxiliary crank pins 61.
A frame 65 pivotally attached to the upper end of the main tilting arm 60 at one end and to the upper end of the sub tilting arm 62 at the other end via connecting shafts 63 and 64, and the tip end to the lower end of the main tilting arm 60. A main swing link 67 pivotally attached to the above portion via a connecting shaft 66, a sub swing link 69 whose tip end is pivotally attached to the lower end of the sub tilting arm 62 via a connecting shaft 68, and both swings. The connecting shaft 70 pivotally attaches the base ends of the links 67 and 69 to one end of the base 46.
【0027】陸側の滑車移動機構41と海側の滑車移動
機構42は、トロリ44左右方向に延びる仮想線Yを中
心とする前後対称の形状で、それぞれの台盤46の一端
部を突き合わせて、間隔調整ユニット43を構成してい
る。The land-side sheave moving mechanism 41 and the sea-side sheave moving mechanism 42 are symmetrical with respect to the imaginary line Y extending in the left-right direction of the trolley 44, and one end of each base 46 is butted. , The interval adjustment unit 43 is configured.
【0028】更に、各滑車移動機構41,42は、支持
板47,49がトロリ44内方寄りに位置し且つ支持板
48,50がトロリ44側縁寄りに位置している。Further, in each pulley moving mechanism 41, 42, the support plates 47, 49 are located closer to the inside of the trolley 44, and the support plates 48, 50 are located closer to the side edge of the trolley 44.
【0029】支持板47,48,49,50は、台盤4
6に対する主軸51,52及び副軸53,54の枢着中
心の位置が等しくなるように形成されている。The support plates 47, 48, 49 and 50 are the base 4
The positions of the pivotal centers of the main shafts 51, 52 and the auxiliary shafts 53, 54 with respect to 6 are formed to be equal.
【0030】主クランクアーム55,56及び副クラン
クアーム57,58は、両クランクピン59,61の旋
回半径が等しくなるように、主軸51,52及び副軸5
3,54の中心からクランクピン59,61の中心まで
の距離が設定されている。The main crank arms 55, 56 and the sub crank arms 57, 58 have main shafts 51, 52 and a sub shaft 5 such that both crank pins 59, 61 have equal turning radii.
The distance from the center of 3, 54 to the center of the crank pins 59, 61 is set.
【0031】主傾動アーム60及び副傾動アーム62
は、クランクピン59,61を中心とする連結軸63,
64の旋回半径が等しくなるように、クランクピン5
9,61の中心から連結軸63,64の中心までの距離
が設定されている。Main tilting arm 60 and sub tilting arm 62
Is a connecting shaft 63 with the crank pins 59 and 61 as the center,
Crank pin 5 so that the turning radii of 64 are equal
The distance from the center of 9, 61 to the center of the connecting shafts 63, 64 is set.
【0032】主揺動リンク67及び副揺動リンク69
は、台盤46に対して架構65が常に略平行な状態を保
つように、連結軸70の中心から連結軸66,68の中
心までの距離が設定されている。Main swing link 67 and sub swing link 69
The distance from the center of the connecting shaft 70 to the center of the connecting shafts 66 and 68 is set so that the frame 65 is always substantially parallel to the base 46.
【0033】トロリ44右側縁部の滑車移動機構41の
架構65には、それぞれトロリ44横行方向に対して略
水平に直交する方向へ延びる支持軸71によって2つの
巻上滑車14が枢支され、トロリ44右側縁部の滑車移
動機構42の架構65には、それぞれ支持軸71と平行
な支持軸72によって2つの巻上滑車15が枢支されて
いる。Two hoisting sheaves 14 are pivotally supported on the frame 65 of the sheave moving mechanism 41 on the right edge of the trolley 44 by support shafts 71 extending in a direction substantially orthogonal to the transverse direction of the trolley 44. Two hoisting sheaves 15 are pivotally supported on a frame 65 of the sheave moving mechanism 42 at the right edge of the trolley 44 by a support shaft 72 parallel to the support shaft 71.
【0034】トロリ44左側縁部の滑車移動機構41の
架構65には、それぞれトロリ44横行方向に対して略
水平に直交する方向へ延びる支持軸73によって2つの
巻上滑車16が枢支され、トロリ44左側縁部の滑車移
動機構42の架構65には、それぞれ支持軸73と平行
な支持軸74によって2つの巻上滑車17が枢支されて
いる。Two hoisting sheaves 16 are pivotally supported on the frame 65 of the sheave moving mechanism 41 at the left edge of the trolley 44 by a support shaft 73 extending in a direction substantially horizontally orthogonal to the transverse direction of the trolley 44. Two hoisting pulleys 17 are pivotally supported on a frame 65 of the pulley moving mechanism 42 at the left edge of the trolley 44 by a support shaft 74 that is parallel to the support shaft 73.
【0035】巻上滑車14,15には、図9に示す昇降
機構と同様に、右側のドラム12に巻き付けた巻上索1
0の中間部分が巻き掛けられており、前後の各巻上滑車
14から垂下する2条の巻上索10は、ヘッドブロック
6の昇降滑車18に巻き掛けられ、前後の各巻上滑車1
5から垂下する2条の巻上索10は、ヘッドブロック6
の昇降滑車19に巻き掛けられている。As with the lifting mechanism shown in FIG. 9, the hoisting pulleys 14 and 15 have hoisting ropes 1 wound around the right drum 12.
The middle portion of 0 is wound around, and the two hoisting ropes 10 hanging from the front and rear hoisting pulleys 14 are wound around the hoisting pulleys 18 of the head block 6, and the front and rear hoisting pulleys 1
The two winding hoisting ropes 10 hanging from the head block 6
It is wound around the elevator pulley 19 of.
【0036】巻上滑車16,17には、図9に示す昇降
機構と同様に、左側のドラム13に巻き付けた巻上索1
1の中間部分が巻き掛けられており、前後の各巻上滑車
16から垂下する2条の巻上索11は、ヘッドブロック
6の昇降滑車20に巻き掛けられ、前後の各巻上滑車1
7から垂下する2条の巻上索11は、ヘッドブロック6
の昇降滑車21に巻き掛けられている。Like the lifting mechanism shown in FIG. 9, the hoisting pulleys 16 and 17 have hoisting ropes 1 wound around the drum 13 on the left side.
The two winding hoisting ropes 11 suspended from the front and rear hoisting pulleys 16 are wound around the elevating and lowering pulleys 20 of the head block 6, and the front and rear hoisting pulleys 1 are wound.
Two winding hoisting cords 11 hanging from the head block 6
It is wound around the lifting pulley 21 of.
【0037】従って、両ドラム12,13から巻上索1
0,11を繰り出すと、トロリ44に対してヘッドブロ
ック6が下降し、両ドラム12,13に巻上索10,1
1を巻き取ると、トロリ44へ向かってヘッドブロック
6が上昇することになる。Therefore, the hoisting rope 1 is wound from both drums 12 and 13.
When 0 and 11 are fed out, the head block 6 descends with respect to the trolley 44, and the hoisting ropes 10 and 1 are wound around the drums 12 and 13.
When 1 is wound up, the head block 6 rises toward the trolley 44.
【0038】駆動機構45は、仮想線X上に配置したモ
ータ75と、該モータ75の出力軸の回転を左右の中間
軸76へ伝達する減速機77と、各中間軸76の回転を
前後へ振り分ける動力分配手段78と、該動力分配手段
78の出力軸の回転を各滑車移動機構41,42の主軸
51のそれぞれに伝達する減速機79とを有し、陸側の
滑車移動機構41の主軸51の回転に対して、海側の滑
車移動機構42の主軸51の回転が逆向きになるように
構成されている。The drive mechanism 45 includes a motor 75 arranged on the imaginary line X, a speed reducer 77 for transmitting the rotation of the output shaft of the motor 75 to the left and right intermediate shafts 76, and the rotation of each intermediate shaft 76 back and forth. The main shaft of the pulley moving mechanism 41 on the land side includes a power distributing unit 78 for distributing and a reduction gear 79 for transmitting the rotation of the output shaft of the power distributing unit 78 to each of the main shafts 51 of the respective pulley moving mechanisms 41, 42. The rotation of the main shaft 51 of the pulley movement mechanism 42 on the sea side is opposite to the rotation of 51.
【0039】図1乃至図7に示す吊具振れ止め装置で
は、モータ75を作動させると、その回転が、減速機7
7、中間軸76、動力分配手段78、減速機79、各滑
車移動機構41,42の主軸51を経て主クランクアー
ム55,56に伝達される。In the lifting device steady rest shown in FIGS. 1 to 7, when the motor 75 is operated, the rotation thereof causes the speed reducer 7 to rotate.
7, the intermediate shaft 76, the power distribution means 78, the speed reducer 79, and the main shaft 51 of each pulley moving mechanism 41, 42 to transmit to the main crank arms 55, 56.
【0040】図1に示す状態から、滑車移動機構41の
主クランクアーム55,56が時計回りに回動し且つ滑
車移動機構42の主クランクアーム55,56が反時計
回りに回動すると、滑車移動機構41,42の主傾動ア
ーム60の上下方向中間部分を枢支している主クランク
ピン59が、互いに離隔する方向へ移動する。When the main crank arms 55, 56 of the pulley moving mechanism 41 rotate clockwise and the main crank arms 55, 56 of the pulley moving mechanism 42 rotate counterclockwise from the state shown in FIG. The main crank pins 59, which pivotally support the vertical middle portion of the main tilting arms 60 of the moving mechanisms 41 and 42, move in the directions in which they are separated from each other.
【0041】更に、主クランクピン59の離隔に応じて
各主傾動アーム60が、その下端部を主揺動リンク67
に枢着している連結軸66を中心に回動し、陸側の滑車
移動機構41の主傾動アーム60上端部に枢着されてい
る架構65が陸側へ移動するとともに、海側の滑車移動
機構42の主傾動アーム60上端部に枢着されている架
構65が海側へ移動する。Furthermore, each main tilting arm 60 has a lower end portion of the main tilting arm 60 depending on the distance between the main crank pins 59.
The frame 65 pivotally mounted on the upper end portion of the main tilting arm 60 of the land-side pulley moving mechanism 41 moves to the land side while rotating around the connecting shaft 66 pivotally attached to the sea-side pulley. The frame 65 pivotally attached to the upper end of the main tilting arm 60 of the moving mechanism 42 moves to the sea side.
【0042】また、架構65の移動によって各滑車移動
機構41,42の副傾動アーム62が、その下端部を副
揺動リンク69に枢着している連結軸68を中心に回動
し、各副傾動アーム62の上下方向中間部分を枢支して
いる副クランクピン61が、副軸53,54を中心とし
て副クランクアーム57,58を回動させ、台盤46に
対して架構65を常に略平行な状態に保つ。Further, the sub-tilting arm 62 of each of the pulley moving mechanisms 41, 42 is rotated by the movement of the frame 65 about the connecting shaft 68 whose lower end portion is pivotally attached to the sub-oscillation link 69. The sub crank pin 61 pivotally supporting the intermediate portion of the sub tilting arm 62 in the vertical direction rotates the sub crank arms 57 and 58 about the sub shafts 53 and 54, so that the frame 65 is always attached to the base 46. Keep in a substantially parallel state.
【0043】これにより、トロリ44右側縁部分の間隔
調整ユニット43では、滑車移動機構41の架構65に
枢支した巻上滑車14と滑車移動機構42の架構65に
枢支した巻上滑車15との間隔が拡がり、トロリ44左
側縁部分の間隔調整ユニット43では、滑車移動機構4
1の架構65に枢支した巻上滑車16と滑車移動機構4
2の架構65に枢支した巻上滑車17との間隔が拡が
る。As a result, in the space adjusting unit 43 on the right edge portion of the trolley 44, the hoisting pulley 14 pivotally supported by the frame 65 of the pulley moving mechanism 41 and the hoisting pulley 15 pivotally supported by the frame 65 of the pulley moving mechanism 42. Of the pulley moving mechanism 4 in the interval adjusting unit 43 on the left side edge of the trolley 44.
A hoisting pulley 16 and a pulley moving mechanism 4 pivotally supported by a frame 65 of No. 1
The space between the hoisting pulley 17 pivotally supported by the second frame 65 is increased.
【0044】すなわち、巻上索10,11を繰り出して
ヘッドブロック6を下降させるときに、当該ヘッドブロ
ック6の下降量に基づき海側の巻上滑車15,17と陸
側の巻上滑車14,16の間隔を拡げて、トロリ44海
側寄り部分から垂下している2条の巻上索10,11の
ベクトルとトロリ44陸側寄り部分から垂下している2
条の巻上索10,11のベクトルの交点が、ヘッドブロ
ック6及びスプレッダ8、またはそれにコンテナ7(図
8参照)が加わった状態での重心Wに一致するように、
海側寄り巻上索10,11と陸側寄り巻上索10,11
との幾何学的な力の釣り合いを常時保持すれば、トロリ
44の横行に起因したヘッドブロック6の振れを抑止す
ることができる。That is, when the hoisting ropes 10 and 11 are fed out and the head block 6 is lowered, the hoisting pulleys 15 and 17 on the sea side and the hoisting pulleys 14 and 17 on the land side are determined based on the descending amount of the head block 6. The trolley 44 is extended from the sea side portion and the vector of the two winding hoisting ropes 10 and 11 and the trolley 44 is hung from the land side portion 2 with 16 intervals widened.
In order that the intersection of the vectors of the winding hoisting ropes 10 and 11 may coincide with the center of gravity W of the head block 6 and the spreader 8 or the container 7 (see FIG. 8) added thereto,
Sea-side winding ropes 10 and 11 and land-side winding ropes 10 and 11
If the geometrical force balance with is constantly maintained, the shake of the head block 6 due to the traverse of the trolley 44 can be suppressed.
【0045】各滑車移動機構41,42の架構65の間
隔を拡げた状態から、滑車移動機構42の主クランクア
ーム55,56が時計回りに回動し且つ滑車移動機構4
1の主クランクアーム55,56が反時計回りに回動す
ると、滑車移動機構41,42の主傾動アーム60の上
下方向中間部分を枢支している主クランクピン59が、
互いに近接する方向へ移動する。The main crank arms 55, 56 of the pulley moving mechanism 42 rotate clockwise and the pulley moving mechanism 4 from the state in which the gap between the frame structures 65 of the respective pulley moving mechanisms 41, 42 is expanded.
When the main crank arms 55 and 56 of 1 rotate counterclockwise, the main crank pin 59 that pivotally supports the vertical intermediate portion of the main tilting arm 60 of the pulley moving mechanisms 41 and 42,
Move toward each other.
【0046】更に、主クランクピン59の近接に応じて
各主傾動アーム60が、その下端部を主揺動リンク67
に枢着している連結軸66を中心に回動し、陸側の滑車
移動機構41の主傾動アーム60上端部に枢着されてい
る架構65が海側へ移動するとともに、海側の滑車移動
機構42の主傾動アーム60上端部に枢着されている架
構65が陸側へ移動する。Further, each main tilting arm 60 has a lower end portion of the main swinging arm 67 depending on the proximity of the main crank pin 59.
The frame 65 pivotally mounted on the upper end of the main tilting arm 60 of the land-side pulley movement mechanism 41 moves to the sea side while rotating around the connecting shaft 66 pivotally attached to the sea-side pulley. The frame 65 pivotally attached to the upper end of the main tilting arm 60 of the moving mechanism 42 moves to the land side.
【0047】これにより、トロリ44右側縁部分の間隔
調整ユニット43では、滑車移動機構41の架構65に
枢支した巻上滑車14と滑車移動機構42の架構65に
枢支した巻上滑車15との間隔が狭まり、トロリ44左
側縁部分の間隔調整ユニット43では、滑車移動機構4
1の架構65に枢支した巻上滑車16と滑車移動機構4
2の架構65に枢支した巻上滑車17との間隔が狭ま
る。As a result, in the space adjusting unit 43 on the right side edge portion of the trolley 44, the hoisting pulley 14 pivotally supported by the frame 65 of the pulley moving mechanism 41 and the hoisting pulley 15 pivotally supported by the frame 65 of the pulley moving mechanism 42. Of the pulley moving mechanism 4 in the interval adjusting unit 43 on the left side edge of the trolley 44.
A hoisting pulley 16 and a pulley moving mechanism 4 pivotally supported by a frame 65 of No. 1
The space between the hoisting pulley 17 pivotally supported by the second frame 65 is narrowed.
【0048】すなわち、巻上索10,11を繰り出して
ヘッドブロック6を上昇させるときに、当該ヘッドブロ
ック6の下降量に基づき海側の巻上滑車15,17と陸
側の巻上滑車14,16の間隔を狭めて、トロリ44海
側寄り部分から垂下している2条の巻上索10,11の
ベクトルとトロリ44陸側寄り部分から垂下している2
条の巻上索10,11のベクトルの交点が、ヘッドブロ
ック6及びスプレッダ8、またはそれにコンテナ7(図
8参照)が加わった状態での重心Wに一致するように、
海側寄り巻上索10,11と陸側寄り巻上索10,11
との幾何学的な力の釣り合いを常時保持すれば、トロリ
44の横行に起因したヘッドブロック6の振れを抑止す
ることができる。That is, when the hoisting ropes 10 and 11 are paid out to raise the head block 6, the hoisting pulleys 15 and 17 on the sea side and the hoisting pulleys 14 on the land side are determined based on the descending amount of the head block 6. Trolley 44 is narrowed and the vector of two hoisting ropes 10 and 11 hanging from the sea side portion of the trolley 44 and the trolley 44 hanging from the land side portion 2
In order that the intersection of the vectors of the winding hoisting ropes 10 and 11 may coincide with the center of gravity W of the head block 6 and the spreader 8 or the container 7 (see FIG. 8) added thereto,
Sea-side winding ropes 10 and 11 and land-side winding ropes 10 and 11
If the geometrical force balance with is constantly maintained, the shake of the head block 6 due to the traverse of the trolley 44 can be suppressed.
【0049】これに加えて、上述した吊具振れ止め装置
では、各主傾動アーム60の下端部を、主軸51,52
及び主クランクピン59の下方に位置する主揺動リンク
67に枢着し、主軸51の回動を、主クランクアーム5
5,56及び主クランクピン59により主傾動アーム6
0の上下方向中間部分へ伝達して、隣接する架構65を
相互に近接離隔させ、更にまた、各副傾動アーム62の
下端部を、副軸53,54及び副クランクピン61の下
方に位置する副揺動リンク69に枢着し、当該主傾動ア
ーム60及び副傾動アーム62の上端部に枢着すべき架
構65を、台盤46に対して常に略平行な状態に保つの
で、陸側の巻上滑車14,16と海側の巻上滑車15,
17の間隔を拡縮するときに、各架構の上下方向への変
位を抑制でき、主軸51を回動させるモータ75の出力
を小さくすることが可能になる。In addition to this, in the above-described hanging device steady rest, the lower end portion of each main tilting arm 60 is connected to the main shafts 51, 52.
And a main swing link 67 located below the main crank pin 59, and pivots the main shaft 51 to rotate the main crank arm 5
5, 56 and main crank pin 59 for main tilting arm 6
0 to the intermediate portion in the vertical direction to cause adjacent frames 65 to approach and separate from each other, and the lower ends of the sub tilting arms 62 are positioned below the sub shafts 53 and 54 and the sub crank pin 61. Since the frame 65 to be pivotally attached to the auxiliary swing link 69 and to be pivotally attached to the upper end portions of the main tilting arm 60 and the sub tilting arm 62 is kept substantially parallel to the base 46, Hoisting pulleys 14, 16 and sea-side hoisting pulleys 15,
When the space of 17 is expanded or contracted, the displacement of each frame in the vertical direction can be suppressed, and the output of the motor 75 for rotating the main shaft 51 can be reduced.
【0050】なお、本発明の吊具振れ止め装置は、上述
の実施の形態のみに限定されるものではなく、本発明の
要旨を逸脱しない範囲において変更を加え得ることは勿
論である。The suspension steadying device of the present invention is not limited to the above-described embodiment, and it goes without saying that changes can be made without departing from the scope of the present invention.
【0051】[0051]
【発明の効果】以上述べたように、本発明の吊具振れ止
め装置によれば、下記のような種々の優れた効果を奏し
得る。As described above, according to the lifting device steady rest of the present invention, various excellent effects as described below can be obtained.
【0052】(1)本発明の請求項1に記載の吊具振れ
止め装置では、それぞれの滑車移動機構の主軸を、駆動
機構により異なる方向へ回動させ、主軸の回動を主クラ
ンクアームから主クランクピンに伝達し、各滑車移動機
構の主傾動アームの上下方向中間部分を互いに近接ある
いは離隔させて、主傾動アームをその下端部と主揺動リ
ンクとの枢着点を中心に回動させ、各主傾動アームの上
端部の変位に応じて、それぞれの滑車移動機構の架構に
枢支されている巻上滑車の間隔を拡縮するので、巻上索
の垂下長に応じて、各巻上滑車に巻き掛けられている巻
上索のベクトルの交点が、吊具と貨物の重心に一致する
ように巻上索の幾何学的な力の釣り合いを保持すること
ができる。(1) In the lifting device steady rest according to claim 1 of the present invention, the main shaft of each pulley moving mechanism is rotated in different directions by the drive mechanism, and the main shaft is rotated from the main crank arm. Transmitted to the main crank pin to move the main tilting arm of each pulley moving mechanism close to or apart from each other in the vertical direction, and pivot the main tilting arm around the pivot point between the lower end of the main tilting arm and the main swing link. Then, according to the displacement of the upper end of each main tilting arm, the space between the hoisting pulleys pivotally supported by the frame of each pulley moving mechanism is expanded or contracted. The geometrical force balance of the hoisting rope can be maintained so that the intersection of the vectors of the hoisting rope wrapped around the pulley matches the center of gravity of the hanger and the cargo.
【0053】(2)よって、トロリの横行速度を調整せ
ずに、吊具と貨物の振れを抑制することが可能になり、
荷役作業を効率よく行なうことができる。(2) As a result, it becomes possible to suppress the swinging of the hanger and the cargo without adjusting the traverse speed of the trolley.
Cargo handling can be performed efficiently.
【0054】(3)各主傾動アームの下端部を、主軸及
び主クランクピンの下方に位置する主揺動リンクに枢着
し、主軸の回動を、主クランクアーム及び主クランクピ
ンにより主傾動アームの上下方向中間部分へ伝達して、
各滑車移動機構の架構を相互に近接離隔させ、また、各
副傾動アームの下端部を、副軸及び副クランクピンの下
方に位置する副揺動リンクに枢着し、主傾動アーム及び
副傾動アームの上端部に枢着すべき架構を、台盤に対し
て常に略平行な状態に保つので、一方の架構に枢支した
巻上滑車と他方の架構に枢支した巻上滑車の間隔を拡縮
するときに、各架構の上下方向への変位を抑制でき、主
軸を回動させる駆動機構の出力を小さくすることが可能
になる。(3) The lower end of each main tilting arm is pivotally attached to the main swinging link located below the main shaft and the main crank pin, and the main shaft is pivoted by the main crank arm and the main crank pin. By transmitting to the vertical middle part of the arm,
The frame of each pulley moving mechanism is separated from each other, and the lower end of each sub-tilt arm is pivotally attached to the sub-oscillation link located below the sub-shaft and the sub-crank pin, so that the main-tilt arm and the sub-tilt are tilted. Since the frame to be pivotally attached to the upper end of the arm is always kept substantially parallel to the base, the distance between the hoisting pulley pivotally supported on one frame and the hoisting pulley pivotally supported on the other frame is maintained. When expanding or contracting, the vertical displacement of each frame can be suppressed, and the output of the drive mechanism for rotating the main shaft can be reduced.
【0055】(4)本発明の請求項2に記載の吊具振れ
止め装置においては、トロリ一側に設けた間隔調整ユニ
ットの各滑車移動機構の巻上滑車に、トロリから垂下す
べき巻上索をそれぞれ巻き掛け、トロリ他側に設けた間
隔調整ユニットの各滑車移動機構の巻上滑車に、トロリ
から垂下すべき巻上索をそれぞれ巻き掛けているので、
吊具を4点で安定した状態で吊り下げ支持することがで
きる。(4) In the lifting device steadying device according to the second aspect of the present invention, the hoist to be suspended from the trolley on the hoisting sheaves of the respective sheave moving mechanisms of the interval adjusting unit provided on one side of the trolley. Since the ropes are respectively wound around the hoisting pulleys of the pulley moving mechanisms of the interval adjusting unit provided on the other side of the trolley, the hoisting ropes to be hung from the trolley are wound respectively.
It is possible to suspend and support the suspending tool at four points in a stable state.
【0056】(5)本発明の請求項3に記載の吊具振れ
止め装置においては、それぞれの滑車移動機構の架構
に、複数の巻上滑車を枢支するので、各吊下点で巻上索
が複数条になり、揚重能力の向上を図ることができる。(5) In the hoisting device steady rest according to claim 3 of the present invention, since a plurality of hoisting pulleys are pivotally supported by the frame of each pulley moving mechanism, hoisting is performed at each hanging point. The number of ropes becomes multiple, and the lifting capacity can be improved.
【図面の簡単な説明】[Brief description of drawings]
【図1】本発明の吊具振れ止め装置の実施の形態の一例
を示す縦断面図である。FIG. 1 is a vertical cross-sectional view showing an example of an embodiment of a hanging device steady rest of the present invention.
【図2】図1のII−II矢視概略配置図である。FIG. 2 is a schematic layout view taken along the line II-II of FIG.
【図3】図1のIII−III矢視図である。FIG. 3 is a view on arrow III-III in FIG. 1.
【図4】図1のIV−IV矢視図である。FIG. 4 is a view taken along the line IV-IV in FIG.
【図5】図1における陸側の滑車移動機構の主傾動アー
ムが変位している状態を示す図である。5 is a view showing a state in which a main tilting arm of the land-side pulley moving mechanism in FIG. 1 is displaced.
【図6】図1における陸側の滑車移動機構の主傾動アー
ムの変位が完了した状態を示す図である。6 is a diagram showing a state in which displacement of a main tilting arm of the land-side pulley moving mechanism in FIG. 1 is completed.
【図7】本発明の吊具振れ止め装置の実施の形態の一例
を示す右側面図である。FIG. 7 is a right side view showing an example of an embodiment of a hanging device steady rest of the present invention.
【図8】コンテナクレーンの一例を示す概念図である。FIG. 8 is a conceptual diagram showing an example of a container crane.
【図9】図8に関連するヘッドブロックの昇降機構を示
す概念図である。9 is a conceptual diagram showing a lifting mechanism of a head block related to FIG. 8;
10 巻上索 11 巻上索 14 巻上滑車 15 巻上滑車 16 巻上滑車 17 巻上滑車 41 滑車移動機構 42 滑車移動機構 43 間隔調整ユニット 44 トロリ 45 駆動機構 46 台盤 51 主軸 53 副軸 55 主クランクアーム 57 副クランクアーム 59 主クランクピン 60 主傾動アーム 61 副クランクピン 62 副傾動アーム 65 架構 67 主揺動アーム 69 副揺動アーム 10 winding up 11 winding rope 14 winding pulley 15 winding pulley 16 winding pulley 17 winding pulley 41 Pulley movement mechanism 42 Pulley movement mechanism 43 Interval adjustment unit 44 Trolley 45 Drive mechanism 46 base 51 spindle 53 Secondary axis 55 Main crank arm 57 Sub crank arm 59 Main crank pin 60 Main tilting arm 61 Secondary crank pin 62 Sub tilt arm 65 frame 67 Main swing arm 69 Sub swing arm
───────────────────────────────────────────────────── フロントページの続き (72)発明者 新井 克己 東京都江東区毛利一丁目19番10号 石川島 播磨重工業株式会社江東事務所内 (72)発明者 山田 哲也 東京都江東区毛利一丁目19番10号 石川島 播磨重工業株式会社江東事務所内 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Katsumi Arai 1-19-10 Mori, Koto-ku, Tokyo Ishikawajima Harima Heavy Industries Ltd. Koto Office (72) Inventor Tetsuya Yamada 1-19-10 Mori, Koto-ku, Tokyo Ishikawajima Harima Heavy Industries Ltd. Koto Office
Claims (3)
リ横行方向に対して略水平に直交する方向へ延びる主軸
と、前記の台盤に枢支され且つ主軸に平行な副軸と、主
軸に嵌着され且つ下端部に主クランクピンを設けた主ク
ランクアームと、副軸に嵌着され且つ下端部に主クラン
クピンと旋回半径が等しい副クランクピンを設けた副ク
ランクアームと、上端部が主軸上方に位置するように上
下方向中間部分を主クランクピンに枢着した主傾動アー
ムと、上端部が副軸上方に位置し且つ上端部の旋回半径
が主傾動アームと等しくなるように上下方向中間部分を
副クランクピンに枢着した副傾動アームと、一端部を主
傾動アームに且つ他端部を副傾動アームにそれぞれ枢着
した架構と、該架構に枢支され且つ吊具昇降用の巻上索
が巻き掛けられる巻上滑車と、先端部を主傾動アーム下
端部に且つ基端部を台盤にそれぞれ枢着した主揺動リン
クと、先端部を副傾動アーム下端部に且つ基端部を台盤
にそれぞれ枢着した副揺動リンクとを有する2組の滑車
移動機構を備え、当該滑車移動機構をトロリ横行方向に
並べて間隔調整ユニットを構成し、両滑車移動機構の主
軸を互いに異なる方向へ回動させる駆動機構をトロリに
設置したことを特徴とする吊具振れ止め装置。1. A main shaft pivotally supported by a base provided on the trolley and extending in a direction substantially orthogonal to the trolley traverse direction, and a sub-axis pivotally supported by the base and parallel to the main shaft. A main crank arm fitted to the main shaft and provided with a main crank pin at the lower end, a sub crank arm fitted to the sub shaft and provided with a sub crank pin having a turning radius equal to that of the main crank pin at the lower end, and an upper end The main tilting arm pivotally attached to the main crankpin at the intermediate portion in the vertical direction so that the upper part is located above the main shaft, and the upper and lower parts so that the upper end is located above the sub shaft and the turning radius of the upper end is equal to the main tilting arm. A sub-tilting arm having a middle portion in the direction pivoted to a sub-crank pin, a frame having one end pivotally connected to the main tilting arm and the other end pivotally connected to the sub-tilting arm, and a hoisting tool for pivoting the hoisting device. The winding on which the rope is wound An upper pulley, a main swinging link whose tip is pivotally attached to the lower end of the main tilting arm, and a base end of which is pivotally attached to the base, and a tip end of which is pivoted to the lower end of the auxiliary tilting arm and a base end of which is pivotally attached to the base. A drive for rotating the main shafts of both pulley moving mechanisms in mutually different directions, comprising two sets of pulley moving mechanisms having attached sub-oscillation links, and arranging the pulley moving mechanisms in the trolley traverse direction to configure a gap adjusting unit. Lifting device steady rest device characterized in that the mechanism is installed in a trolley.
ユニットを装備した請求項1に記載の吊具振れ止め装
置。2. The suspension steadying device according to claim 1, wherein a space adjusting unit is provided on each of both side portions of the trolley.
項1または請求項2のいずれかに記載の吊具振れ止め装
置。3. The lifting device steady rest device according to claim 1, wherein a plurality of hoisting pulleys are pivotally supported on each frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002062215A JP2003252568A (en) | 2002-03-07 | 2002-03-07 | Hoisting accessory stopper device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002062215A JP2003252568A (en) | 2002-03-07 | 2002-03-07 | Hoisting accessory stopper device |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2003252568A true JP2003252568A (en) | 2003-09-10 |
Family
ID=28670565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002062215A Pending JP2003252568A (en) | 2002-03-07 | 2002-03-07 | Hoisting accessory stopper device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2003252568A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2008959A1 (en) * | 2007-06-27 | 2008-12-31 | Kalmar Industries B.V. | Hoisting frame and container crane comprising such hoisting frame. |
KR101566913B1 (en) | 2015-06-22 | 2015-11-09 | 제이엠스테이지(주) | Apparatus for elevating stage equipment comprising function correcting flowed angle of wire-rope and function changing angle of driving equipment |
-
2002
- 2002-03-07 JP JP2002062215A patent/JP2003252568A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2008959A1 (en) * | 2007-06-27 | 2008-12-31 | Kalmar Industries B.V. | Hoisting frame and container crane comprising such hoisting frame. |
KR101566913B1 (en) | 2015-06-22 | 2015-11-09 | 제이엠스테이지(주) | Apparatus for elevating stage equipment comprising function correcting flowed angle of wire-rope and function changing angle of driving equipment |
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