JP3341871B2 - Crop bucket hanging device retaining mechanism and method - Google Patents

Crop bucket hanging device retaining mechanism and method

Info

Publication number
JP3341871B2
JP3341871B2 JP08117195A JP8117195A JP3341871B2 JP 3341871 B2 JP3341871 B2 JP 3341871B2 JP 08117195 A JP08117195 A JP 08117195A JP 8117195 A JP8117195 A JP 8117195A JP 3341871 B2 JP3341871 B2 JP 3341871B2
Authority
JP
Japan
Prior art keywords
hook
bucket
crane
rod
shaped member
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 - Fee Related
Application number
JP08117195A
Other languages
Japanese (ja)
Other versions
JPH08277087A (en
Inventor
靖久 北原
紘一 末次
英樹 高橋
正雄 眞浦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mishima Kosan Co Ltd
Nippon Steel Corp
Takada Corp
Original Assignee
Mishima Kosan Co Ltd
Nippon Steel Corp
Takada Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mishima Kosan Co Ltd, Nippon Steel Corp, Takada Corp filed Critical Mishima Kosan Co Ltd
Priority to JP08117195A priority Critical patent/JP3341871B2/en
Publication of JPH08277087A publication Critical patent/JPH08277087A/en
Application granted granted Critical
Publication of JP3341871B2 publication Critical patent/JP3341871B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Load-Engaging Elements For Cranes (AREA)

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【産業上の利用分野】本発明は、クロップバケット吊具
へのフック掛け替え及び運搬においてクレーンフックが
吊具から離脱することを防止するための安全装置とその
方法に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a safety device and a method for preventing a crane hook from being detached from a hanging device during hook transfer to a hanging device of a crop bucket and transportation.

【0002】[0002]

【従来の技術】従来、熱延工場等におけるクロップバケ
ット搬入搬出取替の運搬作業は、図4に示すようなワイ
ヤ吊り方式のものが使用されていた。すなわち、図4は
従来のワイヤ吊り方式のバケット運搬作業を示す説明図
である。図4(A)に示すように、ワイヤ吊り方式のバ
ケット運搬作業はバケット1に取り付けている4本の吊
りピン2に4本のワイヤ4を掛け、各ワイヤ他端部をク
レーンフック3に掛けてバケット1を吊る方式である。
また、保管については、バケット1を所定の場所に置い
てワイヤ4を外し、バケット1は単独で平坦場所等に保
管される。
2. Description of the Related Art Conventionally, a wire hanging type as shown in FIG. 4 has been used for transporting a crop bucket in a hot rolling plant or the like for carrying in and out. That is, FIG. 4 is an explanatory diagram showing a conventional wire transporting bucket transporting operation. As shown in FIG. 4 (A), in the bucket transporting operation of the wire suspension method, four wires 4 are hung on four hanging pins 2 attached to the bucket 1, and the other end of each wire is hung on the crane hook 3. In this method, the bucket 1 is suspended.
As for storage, the bucket 1 is placed in a predetermined place, the wire 4 is removed, and the bucket 1 is stored alone in a flat place or the like.

【0003】また、図4(B)は吊りフック方式のクロ
ップバケット運搬を示すもので、バケット吊具5をクレ
ーンフック3に取り付ける。次に吊りフック7をバケッ
ト側の吊りピン2に掛けてバケット1を吊る方式であ
る。また、この方式でのバケット1及びバケット吊具5
の保管はバケット1を運搬して目的の所定場所に置く
と、吊りフック7を該吊りピン2から外して離脱させ、
各々を別々に保管する作業方法である。
FIG. 4 (B) shows a crop bucket transport of a hanging hook type, in which a bucket hanging tool 5 is attached to a crane hook 3. Next, the bucket 1 is hung by hanging the hanging hook 7 on the hanging pin 2 on the bucket side. In addition, the bucket 1 and the bucket hanger 5
When the bucket 1 is transported and placed in the intended predetermined place, the hanging hook 7 is detached from the hanging pin 2 and detached.
This is a work method of storing each separately.

【0004】このように、ワイヤ吊り方式のバケット運
搬作業や吊りフック方式のバケット運搬作業はいずれ
も、作業者が赤熱クロップ周辺に接近する作業で危険作
業範囲に立ち入ることになり危険作業が重なっている。
この危険作業を解消するには、下回りの作業者を必要と
しないクレーン運転者のみでバケット運搬作業を可能と
する必要から、クレーン運転者の作業を簡単なクレーン
フック3とバケット吊具5の装着作業に切り換える方法
が提案されている。その方法として専用吊具、専用バケ
ット、電動フック及び吊り作業確認用ITVが設置され
ている。これら装置が設置されることにより、吊具の着
脱作業が行われているのが実状である。
[0004] As described above, in both the wire transport type bucket transporting operation and the hanging hook type bucket transporting operation, the worker enters a dangerous work area in the work approaching the vicinity of the glowing crop, and the dangerous work is overlapped. I have.
In order to eliminate this dangerous work, it is necessary that only the crane operator who does not need a lower worker can carry the bucket, so that the crane operator can easily mount the crane hook 3 and the bucket hanging device 5. Methods for switching to work have been proposed. As the method, a dedicated hanging tool, a dedicated bucket, an electric hook, and an ITV for confirming a hanging operation are provided. The fact is that the installation and removal of the hanger is performed by installing these devices.

【0005】[0005]

【発明を解決しようとする課題】上述した、クレーン運
転者の作業を簡単なクレーンフックとバケット吊具の装
着作業によって、人手の介入無しのクレーン昇降、横行
操作のみでフック掛け替えを行う場合に、クレーン昇降
動作時にクレーンフックがバケット吊具から外れるとい
う問題が生じて来た。
In the above-described operation of the crane operator, by simply attaching the crane hook and the bucket hanging device, the hook can be changed only by lifting / lowering the cranes without manual intervention and traversing operation. A problem has arisen in that the crane hook comes off the bucket hanger during the crane lifting operation.

【0006】[0006]

【課題を解決するための手段】本発明は、前述した問題
を解消するため鋭意開発を進めたもので、その発明の要
旨とするところは、 (1)底板及び底板上に対向する一対の側板を設け、該
底板にほぼ平行に、かつ該底板からクレーンのフックの
高さより大きな距離で該一対の側板に棒状部材を貫通固
設せしめ、該棒状部材の一端部の厚み又は外径を縮小せ
しめ、該棒状部材の厚み又は外径を縮小せしめた領域に
フック外れ止め台を設け、厚み又は外径を縮小せしめた
領域の該棒状部材とフック外れ止め台の天板との距離が
クレーンのフックの高さより小さく、かつクレーンのフ
ックの厚みより大きいことを特徴とするクロップバケッ
ト吊具外れ止め機構。
SUMMARY OF THE INVENTION The present invention has been intensively developed in order to solve the above-mentioned problems. The gist of the invention is as follows. (1) A bottom plate and a pair of side plates opposed to the bottom plate. A rod-shaped member is fixedly inserted through the pair of side plates at a distance substantially parallel to the bottom plate and greater than the height of the hook of the crane from the bottom plate, and the thickness or outer diameter of one end of the rod-shaped member is reduced. A hook release stopper is provided in an area where the thickness or outer diameter of the rod-shaped member is reduced, and the distance between the bar-shaped member and the top plate of the hook release stopper in the area where the thickness or the outer diameter is reduced is the hook of the crane. A crop bucket hanging device detachment mechanism, wherein the height of the crop bucket hook is smaller than the height of the hook of the crane.

【0007】(2)(1)記載のクロップバケット吊具
外れ止め機構を用いて、クレーンのフックを棒状部材の
一端部の厚み又は外径を縮小させていない領域に移動
し、その後当接直前まで上昇させ、該棒状部材の一端部
の厚み又は外径の縮小領域の重心位置に移動させた後、
クロップバケット吊具外れ止め機構を吊り上げることを
特徴とするクロップバケット吊具外れ止め方法にある。
(2) The hook of the crane is moved to a region where the thickness or outer diameter of one end portion of the rod-shaped member is not reduced by using the crop bucket hanging device retaining mechanism described in (1), and then immediately before the contact. After moving to the center of gravity of the reduced area of the thickness or outer diameter of one end of the rod-shaped member,
A crop bucket hanging device retaining method is characterized in that a crop bucket hanging device retaining mechanism is lifted.

【0008】[0008]

【作用】以下、本発明について図面に従って詳細に説明
する。図1は本発明に係る吊具の着脱動作を説明する正
面図である。バケット吊具5とバケット1の装着作業を
図1の下降(A)、下降停止(B)、吊具装置(C)及
び吊り上げ(D)の順序によって行われる。バケット吊
具5は4個の脚6を吊りフックの下部に連結させて設け
られている。このバケット吊具5とバケット1の装着作
業は専用の置き台9上で行うもので、置き台9の高さを
吊りフック7の掛り寸法より大きい寸法に決めれば、下
降(A)及び下降停止(B)の順でバケット吊具5をバ
ケット1に装着できる。バケット1にバケット吊具5を
装着した後にクレーン(図示せず)を巻き上げて吊具装
置(C)及び吊り上げ(D)のようにバケット1を吊
り、バケット運搬作業に入る。また、バケット吊具5と
バケット1の切り放し作業についても、装置作業と同様
に逆の動作で切り放し作業が可能である。
Hereinafter, the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view for explaining the attaching / detaching operation of the hanging device according to the present invention. The work of mounting the bucket hanging tool 5 and the bucket 1 is performed in the order of lowering (A), lowering and stopping (B), the hoisting device (C), and hoisting (D) in FIG. The bucket hanging device 5 is provided by connecting four legs 6 to a lower portion of a hanging hook. The work of mounting the bucket hanging tool 5 and the bucket 1 is performed on a dedicated table 9. If the height of the table 9 is determined to be larger than the hanging dimension of the hanging hook 7, the lowering (A) and the lowering stop are performed. The bucket hanger 5 can be attached to the bucket 1 in the order of (B). After the bucket hanger 5 is attached to the bucket 1, a crane (not shown) is hoisted to suspend the bucket 1 like the hanger device (C) and the hoist (D), and the bucket transport operation is started. Also, as for the work of separating the bucket hanging tool 5 and the bucket 1, the separation operation can be performed by the reverse operation similarly to the device operation.

【0009】このような手順で吊具の着脱操作が行われ
るのであるが、バケット吊具5とバケット1の切り放し
作業において、バケットが平坦場所等に置いたときの衝
撃等で上部におけるクレーンフック3がバケット吊具5
から外れる場合が生ずることから、これらのクロップバ
ケット吊具外れ止め対策が必要とされて来た。
The operation of detaching the hanging tool is performed according to the above procedure. In the work of separating the bucket hanging tool 5 and the bucket 1, the crane hook 3 at the upper part due to an impact when the bucket is placed on a flat place or the like. Is bucket hanging equipment 5
Therefore, measures to prevent these crop bucket hanging devices from coming off have been required.

【0010】図2は本発明に係るクロップバケット吊具
外れ止め機構を示す斜視図である。図2に示すように、
底板10及び底板10上に対向するように一対の側板1
1を設け、この側板11にほぼ平行に、棒状部材8をク
レーンのフックの高さH1 より大きな距離、すなわち、
底板10から棒状部材8の距離H2 の位置にこの一対の
側板11に対して貫通固設させる。また、この棒状部材
8の一端部については厚み又は内径を縮小させる。そし
て、この棒状部材8の一端部の厚み又は内径を縮小せし
めた領域12の棒状部材8とフック外れ止め台13の天
板との距離H3をクレーンのフックの厚みH4 より大き
く、かつクレーンフックの高さH1 より小さくなるよう
に構成したクロップバケット吊具外れ止め機構にある。
なお、図2に示すフック外れ止め台13は板状のもので
あるが、この板状のものに限定されるものではなく、箱
状やT状板等クレーンフック3が底板に落ちないように
押さえの出来るものであればいずれでも良い。
FIG. 2 is a perspective view showing a mechanism for preventing a crop bucket hanging device from coming off according to the present invention. As shown in FIG.
A bottom plate 10 and a pair of side plates 1 facing the bottom plate 10.
1 and the bar 8 is moved parallel to the side plate 11 by a distance greater than the height H 1 of the crane hook, ie,
Pass through fixed against the pair of side plates 11 at a distance of H 2 from the bottom plate 10 rod member 8. The thickness or the inner diameter of one end of the rod-shaped member 8 is reduced. Then, greater than the thickness H 4 of the one end of the distance H 3 between the top plate of the rod-like member 8 in the region 12 which allowed reducing the thickness or internal diameter and hook the latch base 13 of the crane hook of the rod member 8, and cranes in crop bucket hanger detachment preventing mechanism is configured to be smaller than the height H 1 of the hook.
Although the hook release stopper 13 shown in FIG. 2 is plate-shaped, it is not limited to this plate-shaped one, and the crane hook 3 such as a box-shaped or T-shaped plate is not dropped on the bottom plate. Any material that can be held down may be used.

【0011】図3は本発明に係るクロップバケット吊具
外れ止め方法による作動工程を示す斜視図である。図3
(A)はクレーンフック3を棒状部材8に掛ける状態を
示している。すなわち、クレーンフック3を棒状部材8
の厚み又は外径を縮小させていない領域に先ず移動さ
せ、その後クレーンフック3を図3(B)に示すように
上昇させ、棒状部材8に掛けると同時に、図3(C)に
示すように棒状部材8の一端部の厚み又は外径を縮小さ
せた領域12に移動させた後クロップバケット吊具外れ
止め機構を有するクロップバケット吊具及びバケットの
全体を吊り上げるように構成されている。
FIG. 3 is a perspective view showing an operation process according to the crop bucket hanging device retaining method according to the present invention. FIG.
(A) shows a state where the crane hook 3 is hooked on the rod-shaped member 8. That is, the crane hook 3 is connected to the rod-shaped member 8.
First, the crane hook 3 is moved up to a region where the thickness or outer diameter of the crane has not been reduced, and then the crane hook 3 is raised as shown in FIG. After being moved to the region 12 in which the thickness or the outer diameter of the one end of the rod-shaped member 8 is reduced, the entire crop bucket hanging device having the crop bucket hanging device detachment preventing mechanism and the bucket are lifted.

【0012】このようにクロップバケット吊具外れ止め
機構を有することにより、クロップバケット吊具へのフ
ック掛け替え及び運搬において、クロップバケットが地
上に付くときの衝撃等のクレーン昇降動作時にクレーン
フック3は底板まで落ちることなく、クレーンフック3
はフック外れ止め台13上で押さえられて棒状部材8か
ら離脱してクロップバケットが落下することなく、極め
て安全に運搬することが可能となるものである。
By having the mechanism for preventing the crop bucket hanging device from coming off as described above, the crane hook 3 can be moved to the bottom plate when the crane goes up or down due to an impact or the like when the crop bucket hits the ground in the hook replacement or transportation to the crop bucket hanging device. Crane hook 3 without falling
Can be extremely safely transported without being held down on the hook release stopper 13 and detached from the rod-shaped member 8 to drop the crop bucket.

【0013】[0013]

【発明の効果】以上述べたように、本発明により、人手
の介入無しのクレーン昇降、横行操作のみでフック掛け
替えが可能となり、また、クレーン昇降動作時にフック
が吊具から外れることを防止し、バケット専用吊具への
フック掛け替え及び運搬において極めて安全作業が可能
となった。
As described above, according to the present invention, the hook can be changed only by lifting and lowering the crane without manual intervention and traversing operation, and the hook can be prevented from coming off from the lifting device during the lifting and lowering operation of the crane. Extremely safe work has been made possible in the replacement and transport of hooks to bucket-specific hanging tools.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明に係る吊具の着脱動作を説明する正面図
である。
FIG. 1 is a front view illustrating an attaching / detaching operation of a hanger according to the present invention.

【図2】本発明に係るクロップバケット吊具外れ止め方
法による作動工程を示す斜視図である。
FIG. 2 is a perspective view showing an operation process according to the crop bucket hanging device detachment prevention method according to the present invention.

【図3】本発明に係るクロップバケット吊具外れ止め機
構を示す斜視図である。
FIG. 3 is a perspective view showing a crop bucket hanging device retaining mechanism according to the present invention.

【図4】従来のワイヤ吊り方式のバケット運搬作業を示
す説明図である。
FIG. 4 is an explanatory view showing a conventional wire transporting bucket transporting operation.

【符号の説明】[Explanation of symbols]

1 バケット 2 吊りピン 3 クレーンフック 4 ワイヤ 5 バケット吊具 6 脚 7 吊りフック 8 棒状部材 9 置き台 10 底板 11 一対の側板 12 厚み又は外径を縮小せしめた領域 13 フック外れ止め台 H1 フックの高さ H2 底板から棒状部材の距離 H3 棒状部材とフック外れ止め台との距離 H4 フックの厚みDESCRIPTION OF SYMBOLS 1 Bucket 2 Hanging pin 3 Crane hook 4 Wire 5 Bucket hanging tool 6 Leg 7 Hanging hook 8 Bar-shaped member 9 Placement stand 10 Bottom plate 11 A pair of side plates 12 Area where thickness or outer diameter is reduced 13 Hook release stop H 1 Hook the thickness of the distance H 4 hooks from the height H 2 the bottom plate and stop block off distance H 3 rod-shaped member and the hook of the rod

───────────────────────────────────────────────────── フロントページの続き (72)発明者 末次 紘一 千葉県君津市人見1212番地 三島光産株 式会社 鉄鋼事業本部内 (72)発明者 高橋 英樹 千葉県君津市君津1番地 新日本製鐵株 式会社 君津製鐵所内 (72)発明者 眞浦 正雄 千葉県君津市君津1番地 株式会社高田 工業所 君津支社内 (56)参考文献 実開 昭56−13483(JP,U) 実開 昭57−74379(JP,U) 実開 昭51−95179(JP,U) (58)調査した分野(Int.Cl.7,DB名) B66C 1/34 B66C 1/36 B66C 1/66 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Koichi Suetsugu 1212 Hitomi, Kimitsu City, Chiba Prefecture Inside the Steel Business Division of Mishima Kosan Co., Ltd. (72) Hideki Takahashi 1 Kimitsu, Kimitsu City, Chiba Prefecture Nippon Steel Corporation Inside the Kimitsu Works (72) Inventor Masao Maura 1 Kimitsu, Kimitsu City, Chiba Pref. Takada Works, Ltd. Kimitsu Branch Office (56) References Shokai 56-13483 (JP, U) Shokai Sho57 −74379 (JP, U) Actually open 1979-95179 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) B66C 1/34 B66C 1/36 B66C 1/66

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】 底板及び底板上に対向する一対の側板を
設け、該底板にほぼ平行に、かつ該底板からクレーンの
フックの高さより大きな距離で該一対の側板に棒状部材
を貫通固設せしめ、該棒状部材の一端部の厚み又は外径
を縮小せしめ、該棒状部材の厚み又は外径を縮小せしめ
た領域にフック外れ止め台を設け、厚み又は内径を縮小
せしめた領域の該棒状部材とフック外れ止め台の天板と
の距離がクレーンのフックの高さより小さく、かつクレ
ーンのフックの厚みより大きいことを特徴とするクロッ
プバケット吊具外れ止め機構。
1. A bottom plate and a pair of side plates facing each other are provided on the bottom plate, and a bar-shaped member is fixedly mounted to the pair of side plates substantially parallel to the bottom plate and at a distance from the bottom plate larger than the height of a hook of a crane. Reducing the thickness or outer diameter of one end of the rod-shaped member, providing a hook release stopper in an area where the thickness or outer diameter of the rod-shaped member is reduced, and forming the rod-shaped member in an area where the thickness or inner diameter is reduced. A crop bucket hanging device retaining mechanism, wherein a distance between the hook releasing stopper and the top plate is smaller than a height of a hook of the crane and larger than a thickness of the hook of the crane.
【請求項2】 請求項1記載のクロップバケット吊具外
れ止め機構を用いて、クレーンのフックを棒状部材の一
端部の厚み又は外径を縮小させていない領域の重心位置
に移動し、その後当接直前まで上昇させ、該棒状部材の
一端部の厚み又は外径の縮小領域の重心位置に移動させ
た後、クロップバケット吊具外れ止め機構を吊り上げる
ことを特徴とするクロップバケット吊具外れ止め方法。
2. A crane hook according to claim 1, wherein the hook of the crane is moved to the center of gravity of a region where the thickness or outer diameter of one end of the rod-shaped member is not reduced. Crop bucket hanging device retaining method, comprising: raising the rod immediately before contact, moving the rod to the center of gravity of the reduced region of the thickness or outer diameter of one end of the rod-shaped member, and lifting the crop bucket lifting device retaining mechanism. .
JP08117195A 1995-04-06 1995-04-06 Crop bucket hanging device retaining mechanism and method Expired - Fee Related JP3341871B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP08117195A JP3341871B2 (en) 1995-04-06 1995-04-06 Crop bucket hanging device retaining mechanism and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP08117195A JP3341871B2 (en) 1995-04-06 1995-04-06 Crop bucket hanging device retaining mechanism and method

Publications (2)

Publication Number Publication Date
JPH08277087A JPH08277087A (en) 1996-10-22
JP3341871B2 true JP3341871B2 (en) 2002-11-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP08117195A Expired - Fee Related JP3341871B2 (en) 1995-04-06 1995-04-06 Crop bucket hanging device retaining mechanism and method

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JP (1) JP3341871B2 (en)

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Publication number Priority date Publication date Assignee Title
CN104627859B (en) * 2014-12-22 2016-04-27 徐州重型机械有限公司 For the box-structure, connection structure and the hoisting crane that support

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Publication number Publication date
JPH08277087A (en) 1996-10-22

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