JPS625187U - - Google Patents

Info

Publication number
JPS625187U
JPS625187U JP9698085U JP9698085U JPS625187U JP S625187 U JPS625187 U JP S625187U JP 9698085 U JP9698085 U JP 9698085U JP 9698085 U JP9698085 U JP 9698085U JP S625187 U JPS625187 U JP S625187U
Authority
JP
Japan
Prior art keywords
boom
sheave
tip
idler sheave
idler
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.)
Granted
Application number
JP9698085U
Other languages
Japanese (ja)
Other versions
JPH0240066Y2 (en
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 filed Critical
Priority to JP1985096980U priority Critical patent/JPH0240066Y2/ja
Publication of JPS625187U publication Critical patent/JPS625187U/ja
Application granted granted Critical
Publication of JPH0240066Y2 publication Critical patent/JPH0240066Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の実施例を示す縦断側面図、第
２図はアイドラシーブ格納状態の第１図相当図、
第３図は第１図―線に沿う断面図、第４図は
平面図、第５図はクレーンの一般的構成を示す概
略側面図、第６図は従来構造を示す側面図、第７
図は第６図―線に沿う拡大断面図である。 Ａ……ベースマシン、Ｂ……ブーム、１……ブ
ーム本体、２……ブームポイントメインシーブ、
３……ブームポイントアイドラシーブ、５……ア
イドラシーブブラケツト、６……アイドラシーブ
取付フレーム、６１……アイドラシーブ取付部、
７，７……シーブブラケツト取付ピン、８，８…
…シーブブラケツト受け。 Fig. 1 is a vertical sectional side view showing an embodiment of the present invention, Fig. 2 is a view corresponding to Fig. 1 in the idler sheave retracted state,
Figure 3 is a sectional view along the line of Figure 1, Figure 4 is a plan view, Figure 5 is a schematic side view showing the general structure of the crane, Figure 6 is a side view showing the conventional structure, Figure 7
The figure is an enlarged sectional view taken along the line of FIG. A...Base machine, B...Boom, 1...Boom body, 2...Boom point main sheave,
3... Boom point idler sheave, 5... Idler sheave bracket, 6... Idler sheave mounting frame, 61... Idler sheave mounting part,
7, 7... Sheave bracket mounting pin, 8, 8...
...Sheave bracket receiver.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ブーム本体の先端部前面にブームポイントメイ
ンシーブ、先端部背面にブームポイントアイドラ
シーブがそれぞれ設けられてブームが構成され、
ベースマシンから引出された吊荷用ワイヤロープ
が、上記ブームポイントアイドラシーブによつて
ブーム本体背面と所定の間隔を保つた状態で上記
ブームポイントメインシーブに掛け通されるクレ
ーンにおいて、上記ブーム本体の先端部にアイド
ラシーブ取付部が設けられ、このアイドラシーブ
取付部に、上記ブームポイントアイドラシーブが
回転自在に設けられたアイドラシーブブラケツト
が脱着可能にピン着され、かつ、上記ブーム本体
の先端部内方に、上記アイドラシーブ取付部から
取外された中記アイドラシーブブラケツトをブー
ム先端部内方の格納位置に保持しうるシーブブラ
ケツト受けが設けられてなることを特徴とするク
レーンのブーム先端部構造。 The boom consists of a boom point main sheave on the front of the tip of the boom body and a boom point idler sheave on the back of the tip.
In a crane, a wire rope for lifting a load pulled out from a base machine is passed through the boom point main sheave while maintaining a predetermined distance from the rear of the boom body by the boom point idler sheave. An idler sheave mounting part is provided at the tip, and an idler sheave bracket, on which the boom point idler sheave is rotatably provided, is removably pinned to the idler sheave mounting part, and the boom point is attached to the inside of the tip of the boom body. A boom tip structure for a crane, characterized in that a sheave bracket receiver is provided for holding the idler sheave bracket removed from the idler sheave mounting portion in a storage position inside the boom tip.
JP1985096980U 1985-06-25 1985-06-25 Expired JPH0240066Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985096980U JPH0240066Y2 (en) 1985-06-25 1985-06-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985096980U JPH0240066Y2 (en) 1985-06-25 1985-06-25

Publications (2)

Publication Number Publication Date
JPS625187U true JPS625187U (en) 1987-01-13
JPH0240066Y2 JPH0240066Y2 (en) 1990-10-25

Family

ID=30963399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985096980U Expired JPH0240066Y2 (en) 1985-06-25 1985-06-25

Country Status (1)

Country Link
JP (1) JPH0240066Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021031283A (en) * 2019-08-29 2021-03-01 コベルコ建機株式会社 crane

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852190A (en) * 1981-08-17 1983-03-28 株式会社神戸製鋼所 Housing system of auxiliary winding wire rope in self-travelling type crane with expansion boom
JPS5983888U (en) * 1982-11-27 1984-06-06 株式会社多田野鉄工所 Crane auxiliary sheave device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852190A (en) * 1981-08-17 1983-03-28 株式会社神戸製鋼所 Housing system of auxiliary winding wire rope in self-travelling type crane with expansion boom
JPS5983888U (en) * 1982-11-27 1984-06-06 株式会社多田野鉄工所 Crane auxiliary sheave device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021031283A (en) * 2019-08-29 2021-03-01 コベルコ建機株式会社 crane

Also Published As

Publication number Publication date
JPH0240066Y2 (en) 1990-10-25

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