JPH0457527U - - Google Patents
Info
- Publication number
- JPH0457527U JPH0457527U JP9924990U JP9924990U JPH0457527U JP H0457527 U JPH0457527 U JP H0457527U JP 9924990 U JP9924990 U JP 9924990U JP 9924990 U JP9924990 U JP 9924990U JP H0457527 U JPH0457527 U JP H0457527U
- Authority
- JP
- Japan
- Prior art keywords
- space
- pile head
- head insertion
- claw
- suspended
- 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
- 210000000078 claw Anatomy 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第１図乃至第４図は本案チヤツク装置の実施例
を示すものであつて、第１図はチヤツク前の状態
を示す縦断面図、第２図は第１図中の−線に
おける横断面図、第３図は第１図中の−線に
おける横断面図、第４図は杭を引抜き上げている
途中を示す縦断面図である。第５図は従来の杭引
抜き工法を示す中間省略した縦断面図である。
１０……吊下げケーシング、２０……昇降操作
機、３０……ツメ、１１ａ……空間部、Ｓ……杭
頭部挿入空間、１１ｃ……傾斜案内面。
1 to 4 show an embodiment of the chuck device of the present invention, in which FIG. 1 is a longitudinal sectional view showing the state before the chuck, and FIG. 2 is a cross sectional view taken along the - line in FIG. 1. , FIG. 3 is a cross-sectional view along the - line in FIG. 1, and FIG. 4 is a vertical cross-sectional view showing the pile being pulled up. FIG. 5 is a vertical cross-sectional view with the middle omitted, showing the conventional pile pulling method. DESCRIPTION OF SYMBOLS 10... Hanging casing, 20... Lifting operation device, 30... Claw, 11a... Space part, S... Pile head insertion space, 11c... Inclined guide surface.
Claims (1)
シングと、この空間部内に配設した昇降操作機と
、この空間部の中央縦方向に形成した杭頭部挿入
空間を囲繞するようにこの空間部内に配置され且
つ昇降操作機に揺動自在吊下げられた複数のツメ
とを備え、前記吊下げケーシングは、各ツメが降
下するに伴ない各ツメを杭頭部挿入空間に向つて
押圧変位させる案内面を形成したことを特徴とす
る杭抜き用チヤツク装置。 A suspended casing with a space at the bottom opening formed inside, an elevator operating device disposed within this space, and a space inside this space surrounding a pile head insertion space formed in the vertical direction in the center of this space. and a plurality of claws disposed in and swingably suspended from the lifting operation device, and the hanging casing presses and displaces each claw toward the pile head insertion space as each claw descends. A chuck device for removing piles, characterized by forming a guide surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9924990U JPH0457527U (en) | 1990-09-22 | 1990-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9924990U JPH0457527U (en) | 1990-09-22 | 1990-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457527U true JPH0457527U (en) | 1992-05-18 |
Family
ID=31841038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9924990U Pending JPH0457527U (en) | 1990-09-22 | 1990-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457527U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008169618A (en) * | 2007-01-11 | 2008-07-24 | Nippon Steel Corp | Steel pipe or steel pipe pile gripping device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4918163A (en) * | 1972-06-10 | 1974-02-18 |
-
1990
- 1990-09-22 JP JP9924990U patent/JPH0457527U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4918163A (en) * | 1972-06-10 | 1974-02-18 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008169618A (en) * | 2007-01-11 | 2008-07-24 | Nippon Steel Corp | Steel pipe or steel pipe pile gripping device |
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