JPS60119095U - Lifting and lowering equipment for heavy objects - Google Patents
Lifting and lowering equipment for heavy objectsInfo
- Publication number
- JPS60119095U JPS60119095U JP20452783U JP20452783U JPS60119095U JP S60119095 U JPS60119095 U JP S60119095U JP 20452783 U JP20452783 U JP 20452783U JP 20452783 U JP20452783 U JP 20452783U JP S60119095 U JPS60119095 U JP S60119095U
- Authority
- JP
- Japan
- Prior art keywords
- lifting
- chuck
- fixed
- roller
- heavy objects
- 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
- Bridges Or Land Bridges (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案装置の一実施例を示す断面正面図、第２
図は要部を拡大して示す断面正面図、第３図は第２図の
■−■線断面図、第４図は第２図のＩＶ−ＩＶ線断面図
、第５図乃至第１０図は装置の作動説明図である。
尚図中、Ａ・・・橋桁（重量物）、Ｂ・・・台枠、ａ・
・・フレーム、ｂ・・・昇降チャック、Ｃ・・・固定チ
ャック、ｂ□９ ”２ｙ Ｃ１９Ｃ２・・・挾持用ブロ
ック体、ｄ□９ ｄ２・・・昇降シリンダ、ｅｌ、 Ｃ
２，’ｔｔ ’２・・・チャックシリンダ、１・・・ロ
ーラチェーン、１ｂ・・・ローラ、２ａｔ ２ｂｔ ２
ｃｔ ２ｄ・・・切欠部。Fig. 1 is a cross-sectional front view showing one embodiment of the device of the present invention;
The figure is a cross-sectional front view showing an enlarged main part, Figure 3 is a cross-sectional view taken along the line ■-■ in Figure 2, Figure 4 is a cross-sectional view taken along the line IV--IV in Figure 2, and Figures 5 to 10. is an explanatory diagram of the operation of the device. In the diagram, A... Bridge girder (heavy object), B... Underframe, a.
... Frame, b... Lifting chuck, C... Fixed chuck, b□9''2y C19C2... Clamping block body, d□9 d2... Lifting cylinder, el, C
2, 'tt' 2...Chuck cylinder, 1...Roller chain, 1b...Roller, 2at 2bt 2
ct 2d... Notch.
Claims (1)
ローラチェーンを台枠上に設置したフレーム内へ導入し
、該フレーム内に、ローラチェーンの所定長さ区間に対
しそのローラの軸線と直交する両側方に配置され、ロー
ラに嵌め合う切欠部を有し且つ互いに近接及び離間する
方向へ移動してローラに係脱する一対の挾持用ブロック
体を備えた昇降チャックと固定チャックとを上下に間隔
をおいて設け、前記昇降チャックの挟持用ブロック体は
フレームに昇降シリンダを介して昇降可能に支持し、固
定チャレフの挾持用ブロック体はフレームに対し取付高
さ位置を固定した重量物の扛上降下装置。 ・A roller chain for suspending heavy objects that is connected to a heavy object and extends vertically upward is introduced into a frame installed on an underframe. An elevating chuck and a fixed chuck, each of which has a pair of clamping blocks disposed on perpendicular sides, each having a notch that fits into the roller, and which moves toward and away from each other to engage with and disengage from the roller, and a fixed chuck are moved up and down. The clamping block body of the lifting chuck is supported on the frame via a lifting cylinder so as to be able to rise and fall, and the clamping block body of the fixed Chalev is a heavy object whose mounting height position is fixed with respect to the frame. Lifting and lowering device.・
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20452783U JPS60119095U (en) | 1983-12-29 | 1983-12-29 | Lifting and lowering equipment for heavy objects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20452783U JPS60119095U (en) | 1983-12-29 | 1983-12-29 | Lifting and lowering equipment for heavy objects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60119095U true JPS60119095U (en) | 1985-08-12 |
Family
ID=30766920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20452783U Pending JPS60119095U (en) | 1983-12-29 | 1983-12-29 | Lifting and lowering equipment for heavy objects |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60119095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002255477A (en) * | 2001-03-01 | 2002-09-11 | Mitsui Eng & Shipbuild Co Ltd | Up-mounting device for crane upper structural unit |
-
1983
- 1983-12-29 JP JP20452783U patent/JPS60119095U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002255477A (en) * | 2001-03-01 | 2002-09-11 | Mitsui Eng & Shipbuild Co Ltd | Up-mounting device for crane upper structural unit |
| JP4523185B2 (en) * | 2001-03-01 | 2010-08-11 | 三井造船株式会社 | Crane superstructure lifting device |
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