JPH0193237U - - Google Patents
Info
- Publication number
- JPH0193237U JPH0193237U JP18904687U JP18904687U JPH0193237U JP H0193237 U JPH0193237 U JP H0193237U JP 18904687 U JP18904687 U JP 18904687U JP 18904687 U JP18904687 U JP 18904687U JP H0193237 U JPH0193237 U JP H0193237U
- Authority
- JP
- Japan
- Prior art keywords
- outer diameter
- approximately equal
- thick part
- leader
- inner cylinder
- 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
Links
- 125000006850 spacer group Chemical group 0.000 claims description 3
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第１図は本考案のリーダーを用いた杭打ち機全
体の概要を示す側面図、第２図は本考案のリーダ
ーを示す概略断面図、第３図は本考案のリーダー
の具体例を示す見取り図、第４図は従来の杭打ち
機の概要を示す側面図である。
Ａ……杭打ち機、ａ……リーダー、ｂ……ブー
ム、１，２……上ユニツト、１……上太部、２…
…内筒部、３，４……中ユニツト、３……筒状体
、４……固定スペーサー、５，６……下ユニツト
、５……下太部、６……心棒部、７……ガイドレ
ール、８……突起、９……脚部、１０……油圧ポ
ンプ、１１……滑車、１２―１，１２―２……ワ
イヤ、１３―１，１３―２……調整ボルト。
Figure 1 is a side view showing an overview of the entire pile driver using the leader of the present invention, Figure 2 is a schematic sectional view of the leader of the present invention, and Figure 3 is a floor plan showing a specific example of the leader of the present invention. , FIG. 4 is a side view showing an outline of a conventional pile driver. A... Pile driver, a... Leader, b... Boom, 1, 2... Upper unit, 1... Upper thick part, 2...
... Inner cylinder part, 3, 4 ... Middle unit, 3 ... Cylindrical body, 4 ... Fixed spacer, 5, 6 ... Lower unit, 5 ... Lower thick part, 6 ... Mandrel part, 7 ... Guide rail, 8...protrusion, 9...leg, 10...hydraulic pump, 11...pulley, 12-1, 12-2...wire, 13-1, 13-2...adjustment bolt.
Claims (1)
るリーダーに於いて、互いに滑動可能に連結され
た上、中、下の３ユニツトによりこれを構成する
と共に、上ユニツトはブームに取り付ける上太部
とそれより細く下方に伸びる内筒部より成り、中
ユニツトは外径が該上太部に、内径が該内筒部の
外径に略等しい筒状体であつてその下方内壁に固
定スペーサーを有し、下ユニツトは該上太部に外
径が略等しい下太部とそれより上方に伸び該内筒
部及び該固定スペーサーの内径に外径が略等しい
心棒部より成り、かつこれらの外側に同一軌道と
なるガイドレールを形成したことを特徴とする杭
打ち機用伸縮リーダー。 The leader attached to a hammer drop type pile driver consists of three units, upper, middle, and lower, which are slidably connected to each other, and the upper unit has an upper thick part attached to the boom and a narrower lower part. The middle unit is a cylindrical body whose outer diameter is approximately equal to the outer diameter of the inner cylinder part, and has a fixed spacer on its lower inner wall. consists of a lower thick part having an outer diameter approximately equal to the upper thick part, a shaft part extending upward from the lower thick part and having an outer diameter approximately equal to the inner diameter of the inner cylinder part and the fixed spacer, and having the same orbit on the outside thereof. A telescopic leader for pile drivers, characterized by a guide rail formed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18904687U JPH0640666Y2 (en) | 1987-12-11 | 1987-12-11 | Telescopic leader for pile driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18904687U JPH0640666Y2 (en) | 1987-12-11 | 1987-12-11 | Telescopic leader for pile driver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0193237U true JPH0193237U (en) | 1989-06-19 |
| JPH0640666Y2 JPH0640666Y2 (en) | 1994-10-26 |
Family
ID=31480103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18904687U Expired - Lifetime JPH0640666Y2 (en) | 1987-12-11 | 1987-12-11 | Telescopic leader for pile driver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0640666Y2 (en) |
-
1987
- 1987-12-11 JP JP18904687U patent/JPH0640666Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0640666Y2 (en) | 1994-10-26 |