JP2652122B2 - Pile driving machine - Google Patents
Pile driving machineInfo
- Publication number
- JP2652122B2 JP2652122B2 JP5082007A JP8200793A JP2652122B2 JP 2652122 B2 JP2652122 B2 JP 2652122B2 JP 5082007 A JP5082007 A JP 5082007A JP 8200793 A JP8200793 A JP 8200793A JP 2652122 B2 JP2652122 B2 JP 2652122B2
- Authority
- JP
- Japan
- Prior art keywords
- pile
- sheet
- steel
- driving machine
- pile driving
- 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 - Lifetime
Links
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、シートパイル等の矢板
用鋼材の打設を行う杭打設機に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pile driving machine for driving steel sheets for sheet piles such as sheet piles.
【０００２】[0002]
【従来の技術】矢板用鋼材を打ち込むには、振動杭打機
（バイブロパイルハンマー）が使用される。2. Description of the Related Art A vibratory pile hammer is used to drive steel for sheet pile.
【０００３】かかる振動杭打設機（バイブロパイルハン
マー）はくい（矢板用鋼材）に適当な振動（振幅と振動
数）を与え、くいの表面と土との摩擦抵抗を切り、ハン
マ自重とくい自重によりくいを地中に押し込む工法の機
械で、逆にくいの引き抜きにも用いることができるもの
である。[0003] Such a vibrating pile driving machine (vibro pile hammer) gives an appropriate vibration (amplitude and frequency) to a pile (steel material for sheet pile), cuts a frictional resistance between the surface of the pile and the soil, and removes the weight of the hammer by its own weight. It is a machine of a construction method that pushes a pile into the ground by its own weight, and can be used for pulling out hard to reverse.
【０００４】図４はその概要を示すもので、図中４はク
レーン等の重機で、そのブームの先端から吊り下げるも
のとして、上下にシャックルを有するスプリング装置を
利用したショックアブソーバ５の下に、打設駆動部とし
て、モーターで２個の偏心重錘を回転させてなる起振機
６と、この打設駆動部で振動駆動されるチャック装置７
とを設けてなる。[0004] Fig. 4 shows the outline thereof. In the figure, reference numeral 4 denotes a heavy machine such as a crane, which is suspended from the end of a boom thereof under a shock absorber 5 using a spring device having a shackle up and down. A vibrator 6 having two eccentric weights rotated by a motor as a driving unit for driving, and a chuck device 7 driven to vibrate by the driving unit for driving.
Is provided.
【０００５】そしてこのチャック装置７は、油圧ジャッ
キやベローズで駆動される可動歯とこれに向き合う固定
歯とからなる矢板用鋼材２の把持部７ａを１個備えてい
る。The chuck device 7 has one gripping portion 7a of the steel sheet pile 2 composed of movable teeth driven by hydraulic jacks and bellows and fixed teeth facing the movable teeth.
【０００６】一方、いわゆる地盤の液状化の対策工法と
して、構造物建設後に行う構造物の囲い込み工法があ
る。その例を図５、図６に示すと、図中１はタンクその
他の既設構造物であるが、この既設構造物１の基礎地盤
をシートパイル等の矢板用鋼材２をつなぎ合わせたリン
グ状の仕切り板３で囲撓する。On the other hand, as a so-called ground liquefaction countermeasure method, there is a structure enclosing method performed after the structure is constructed. FIGS. 5 and 6 show examples of such a structure. In FIG. 5, reference numeral 1 denotes a tank or other existing structure. The base ground of the existing structure 1 is a ring-shaped sheet material such as sheet pile or the like, which is connected to sheet piles 2. It is surrounded and bent by the partition plate 3.
【０００７】このような囲い込み工法の原理は、リング
状の仕切り板３で囲撓することにより、地盤の剛性を高
め、内部の土砂の地震による剪断ひずみを低下させて液
状化の発生を極力防ぐという考え方による。[0007] The principle of such an enclosing method is that the rigidity of the ground is enhanced by being bent by the ring-shaped partition plate 3, the shear strain due to the sediment inside is reduced, and the occurrence of liquefaction is minimized. According to the idea.
【０００８】かかる囲い込み工法での矢板用鋼材２の打
設に、前記図４に示す振動杭打設機が使用されることは
いうまでもない。Needless to say, the vibrating pile driving machine shown in FIG. 4 is used for driving the sheet pile steel material 2 by the enclosing method.
【０００９】このような囲い込み工法でより効果的にす
るため、図７、図８に示すように矢板用鋼材２を間隔を
存して並列させて打設し、リング状の仕切り板３を多重
のものとすることもある。In order to make the enclosing method more effective, steel sheet materials 2 for sheet piles are placed in parallel at intervals as shown in FIGS. 7 and 8, and the ring-shaped partition plates 3 are multiplexed. Sometimes it is.
【００１０】[0010]
【発明が解決しようとする課題】前記図７、図８に示す
ように矢板用鋼材２を間隔を存して並列させて打設する
のに、従来は各矢板用鋼材２を一枚ずつ杭打設機で打設
しており、面倒であるとともに矢板用鋼材２間や矢板用
鋼材２の継手位置にバラツキが生じてしまう。As shown in FIGS. 7 and 8, the steel sheets 2 for sheet piles are driven in parallel with a space therebetween, but conventionally, the steel sheets 2 for sheet piles are piled one by one. Since it is driven by a driving machine, it is troublesome, and a variation occurs between the steel sheets 2 for sheet piles and the joint positions of the steel sheets 2 for sheet piles.
【００１１】本発明の目的は前記従来例の不都合を解消
し、矢板用鋼材を複数同時に平行させて打設でき、その
結果として矢板用鋼材の間隔や継手位置を揃えることが
できる杭打設機を提供することにある。An object of the present invention is to solve the above-mentioned disadvantages of the prior art, and to pile a plurality of steel sheets for sheet pile simultaneously and, as a result, to make the interval between the steel sheets for pile sheets and the joint position uniform. Is to provide.
【００１２】[0012]
【課題を解決するための手段】本発明は前記目的を達成
するため、クレーン等の重機で吊り下げられるものとし
て、起振機による打設駆動部とこの駆動部で振動駆動さ
れる矢板用鋼材の把持部を備えた杭打設機において、該
矢板用鋼材の把持部は該矢板用鋼材の把持部は複数枚の
矢板用鋼材を把持するものとして、間隔を存して並列さ
せ、複数個を設けたことを要旨とするものである。In order to achieve the above object, the present invention provides a driving unit driven by a vibrator and a sheet material for sheet pile vibrated by the driving unit as being suspended by a heavy machine such as a crane. In a pile driving machine having a gripper, the gripper of the steel sheet pile is a plurality of grippers of the steel sheet pile.
The present invention is characterized in that a plurality of steel sheets for sheet piles are arranged side by side at intervals with a plurality of them being gripped .
【００１３】[0013]
【作用】本発明によれば、１台の杭打設機で、打設駆動
部で駆動される矢板用鋼材の把持部はこれが間隔を存し
て並列しているので、各把持部に把持される矢板用鋼材
も並列状態で同時に打設され、矢板用鋼材の間隔や継手
位置を揃えることができる。According to the present invention, in one pile driving machine, the gripping portions of the sheet pile steel driven by the driving drive unit are arranged side by side at intervals, so that the gripping portions are gripped by the gripping portions. Steel sheets for sheet piles to be formed are simultaneously driven in a side-by-side state, so that intervals between steel sheets for sheet piles and joint positions can be made uniform.
【００１４】[0014]
【実施例】以下、図面について本発明の実施例を詳細に
説明する。図１は本発明の杭打設機の１実施例を示す側
面図、図２は同上底面図、図３は矢板用鋼材の把持部の
内部機構を示す説明図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a side view showing an embodiment of a pile driving machine according to the present invention, FIG. 2 is a bottom view of the same, and FIG. 3 is an explanatory diagram showing an internal mechanism of a gripping portion of a steel sheet pile.
【００１５】本発明の杭打設機も全体の概要は図４で示
した従来例と同じであり、クレーン等の重機でそのブー
ムの先端からのワイヤーでショックアブソーバを介して
吊り下げるものとして、打設駆動部としての起振機６
と、この起振機６打設駆動部で振動駆動されるチャック
装置７とからなる。The overall outline of the pile driving machine of the present invention is also the same as that of the conventional example shown in FIG. 4, and it is assumed that a heavy machine such as a crane is suspended via a shock absorber with a wire from the end of the boom. Exciter 6 as casting drive
And a chuck device 7 that is driven to vibrate by the exciter 6 driving unit.
【００１６】本発明はこのチャック装置７において、矢
板用鋼材２の把持部７ａは間隔を存して複数個を並列さ
せて設けた。なお、図示の例では把持部７ａは２個とし
たが、これを３個、４個と並列させて設けることも可能
である。In the present invention, in the chuck device 7, a plurality of gripping portions 7a of the steel sheet pile 2 are provided in parallel at intervals. In the illustrated example, the number of the grips 7a is two, but it is also possible to provide three grips 7a in parallel with four grips.
【００１７】該把持部７ａは従来と同じく可動歯８ａと
これに向き合う固定歯８ｂとからなるが、図３にこの可
動歯８ａの駆動機構を示すと、油圧ジャッキ９で梃子式
のレバー10を介してこの可動歯８ａを固定歯８ｂの方向
に押出す。The gripping portion 7a comprises a movable tooth 8a and a fixed tooth 8b opposed thereto, as in the prior art. FIG. 3 shows a driving mechanism of the movable tooth 8a. The movable teeth 8a are extruded in the direction of the fixed teeth 8b.
【００１８】使用に際しては、並列する把持部７ａでそ
れぞれ矢板用鋼材２を挟み込み保持するようにすれば、
各把持部７ａに把持される矢板用鋼材２も並列状態で同
時に打設され、矢板用鋼材２の間隔や継手位置を揃える
ことができる。At the time of use, if the steel materials 2 for sheet piles are sandwiched and held by the parallel gripping portions 7a,
The sheet pile steel materials 2 to be gripped by the gripping portions 7a are also simultaneously driven in a side-by-side state, so that the intervals and joint positions of the sheet pile steel materials 2 can be aligned.
【００１９】[0019]
【発明の効果】以上述べたように本発明の杭打設機は、
クレーン等の重機で吊り下げられるものとして、起振機
による打設駆動部とこの駆動部で振動駆動される矢板用
鋼材の把持部を備えた杭打設機において、矢板用鋼材を
複数同時に平行させて打設でき、その結果として矢板用
鋼材の間隔や継手位置を揃えることができるものであ
る。As described above, the pile driving machine of the present invention
A pile driving machine equipped with a driving unit driven by a vibration exciter and a gripper for steel sheet pile driven by this driving unit as being suspended by a heavy machine such as a crane The sheet material for sheet piles and the joint positions can be made uniform as a result.
【図１】本発明の杭打設機の１実施例を示す側面図であ
る。FIG. 1 is a side view showing one embodiment of a pile driving machine of the present invention.
【図２】本発明の杭打設機の１実施例を示す底面図であ
る。FIG. 2 is a bottom view showing one embodiment of the pile driving machine of the present invention.
【図３】本発明の杭打設機の１実施例を示す矢板用鋼材
の把持部の内部機構を示す説明図である。FIG. 3 is an explanatory view showing an internal mechanism of a gripping portion of a steel sheet pile for use in a pile driving machine according to an embodiment of the present invention.
【図４】振動杭打設機の概要を示す側面図である。FIG. 4 is a side view showing an outline of a vibration pile driving machine.
【図５】地盤の液状化の対策工法の一例を示す平面図で
ある。FIG. 5 is a plan view showing an example of a countermeasure method for liquefaction of the ground.
【図６】地盤の液状化の対策工法の一例を示す縦断側面
図である。FIG. 6 is a longitudinal sectional side view showing an example of a method of countermeasures against liquefaction of the ground.
【図７】地盤の液状化の対策工法の他の一例を示す平面
図である。FIG. 7 is a plan view showing another example of a countermeasure method for liquefaction of the ground.
【図８】地盤の液状化の対策工法の他の一例を示す縦断
側面図である。FIG. 8 is a longitudinal sectional side view showing another example of a countermeasure method for liquefaction of the ground.
１…既設構造物 ２…矢板用鋼材 ３…リング状の仕切り板 ４…重機 ５…ショックアブソーバ ６…起振機 ７…チャック装置 ７ａ…把持部 ８ａ…可動歯 ８ｂ…固定歯 ９…油圧ジャッキ 10…レバー DESCRIPTION OF SYMBOLS 1 ... Existing structure 2 ... Steel for sheet pile 3 ... Ring-shaped partition plate 4 ... Heavy machinery 5 ... Shock absorber 6 ... Exciter 7 ... Chuck device 7a ... Gripping part 8a ... Movable teeth 8b ... Fixed teeth 9 ... Hydraulic jack 10 …lever
フロントページの続き (72)発明者 西 雅哉 神奈川県横浜市中区太田町四丁目51番地 鹿島建設株式会社 横浜支店内 (56)参考文献 特開 平３−267416（ＪＰ，Ａ)Continuation of front page (72) Inventor Masaya Nishi 4-51 Otacho, Naka-ku, Yokohama-shi, Kanagawa Prefecture Kashima Construction Co., Ltd. Yokohama Branch (56) References JP-A-3-267416 (JP, A)
Claims (1)
として、起振機による打設駆動部とこの駆動部で振動駆
動される矢板用鋼材の把持部を備えた杭打設機におい
て、該矢板用鋼材の把持部は複数枚の矢板用鋼材を把持
するものとして、間隔を存して並列させ、複数個を設け
たことを特徴とする杭打設機。As claimed in claim 1] which is suspended in heavy machinery such as a crane, in Kuida設機having a gripping portion of the sheet pile steel material is vibrated driven by the driving unit and the pouring driver according exciter, 該矢plate Steel sheet gripper holds multiple sheets of sheet steel
A pile driving machine characterized in that a plurality of pile driving machines are provided in parallel at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5082007A JP2652122B2 (en) | 1993-04-08 | 1993-04-08 | Pile driving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5082007A JP2652122B2 (en) | 1993-04-08 | 1993-04-08 | Pile driving machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06294125A JPH06294125A (en) | 1994-10-21 |
| JP2652122B2 true JP2652122B2 (en) | 1997-09-10 |
Family
ID=13762474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5082007A Expired - Lifetime JP2652122B2 (en) | 1993-04-08 | 1993-04-08 | Pile driving machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2652122B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2707227B2 (en) * | 1995-06-30 | 1998-01-28 | 調和工業株式会社 | Piling aid and pile driving method using the pile driving aid |
| KR100582533B1 (en) * | 2005-11-28 | 2006-05-22 | 주식회사 스틸코리아 | Various axis piling device and piling method using it |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2733494B2 (en) * | 1990-03-15 | 1998-03-30 | 調和工業株式会社 | Attachment structure of claw members to hold the pile |
-
1993
- 1993-04-08 JP JP5082007A patent/JP2652122B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH06294125A (en) | 1994-10-21 |
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