JP2739400B2 - Working scaffold for deep foundation - Google Patents
Working scaffold for deep foundationInfo
- Publication number
- JP2739400B2 JP2739400B2 JP9001492A JP9001492A JP2739400B2 JP 2739400 B2 JP2739400 B2 JP 2739400B2 JP 9001492 A JP9001492 A JP 9001492A JP 9001492 A JP9001492 A JP 9001492A JP 2739400 B2 JP2739400 B2 JP 2739400B2
- Authority
- JP
- Japan
- Prior art keywords
- scaffold
- deep foundation
- handrail
- underframe
- liner plate
- 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
- Movable Scaffolding (AREA)
Description
【0001】[0001]
【産業上の利用分野】本願は主に、送電線鉄塔の主柱基
礎工事の際に使用する作業足場に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates mainly to a work scaffold used for foundation work of a main pole of a transmission line tower.
【0002】[0002]
【従来の技術】従来より送電線鉄塔の主柱基礎工事は、
ライナプレートを組み合せて円柱状にした土止め枠を継
ぎ足すのにライナプレートを吊り降ろしたり、掘削機械
や発破用穴明機械を上げ降ろしたりする場合、地上に突
出したライナプレートの土止め枠外より、吊下げロープ
・ワイヤを支持し、取扱っていた。2. Description of the Related Art Conventionally, foundation work for a main pillar of a transmission line tower has been performed as follows.
When suspending or lowering the liner plate to add a cylindrical retaining frame by combining the liner plate, or lifting or lowering a drilling machine or blasting drilling machine, from outside the retaining frame of the liner plate protruding above the ground , Supporting and handling hanging ropes and wires.
【0003】[0003]
【発明が解決しようとする課題】上記した様な方法で
は、機材を思い通りの位置に降ろすのにライナプレート
の土止め枠内に乗り出して穴底を見ながらの作業であ
り、作業性が悪いものであった。又あやまって穴に落ち
る危険性があった。In the above-described method, the operation is performed while leaning into the retaining frame of the liner plate and looking at the bottom of the hole to lower the equipment at a desired position. Met. There was also a risk of accidentally falling into the hole.
【0004】[0004]
【課題を解決するための手段】上記した作業方法では、
作業性,安全性に問題があり、この様な欠点を除去する
ために専用の足場を提供するものである。According to the working method described above,
There is a problem in workability and safety, and a dedicated scaffold is provided to eliminate such disadvantages.
【0005】この専用の足場は、円柱状の土止め枠上に
橋渡しするもので、その取付は、円柱状のライナプレー
ト8 の取付穴に取付金具を設けて足場を固定するもので
ある。[0005] This dedicated scaffold bridges on a columnar retaining frame, and is mounted by mounting fittings in mounting holes of a columnar liner plate 8 to fix the scaffold.
【0006】[0006]
【実施例】本願の実施例を詳記すると、図に示すよう
に、台枠3 ,踏板4 ,手摺5 ,取付金具7 とから成り、
台枠3 は、両端に穴を設けた長尺角パイプ1 を平行に配
し、角パイプ1 の両端同志を、両端に穴を設けた短尺ア
ングル2 で橋絡し、ボルト・ナットにより軸着固定し、
長方形状に組み立て、片方の角パイプ1 に手摺5 取付用
の基台を溶着したものである。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail. As shown in the drawing, it comprises an underframe 3, a tread 4, a handrail 5, and a mounting bracket 7,
The underframe 3 has long rectangular pipes 1 with holes at both ends arranged in parallel, bridging both ends of the square pipe 1 with a short angle 2 with holes at both ends, and attaching it with bolts and nuts. Fixed,
It is assembled in a rectangular shape, and a base for attaching a handrail 5 is welded to one square pipe 1.
【0007】踏板4 は、アルミ製アングル材を用いて、
梯子状に配し、角パイプ1 と手摺5の基台部分を切欠
し、それぞれ溶着して踏板台を形成し、その台上にアル
ミ製縞板を鋲着又はボルト・ナットにより締着したもの
である。The tread plate 4 is made of an aluminum angle material,
Arranged in a ladder shape, cut off the base of square pipe 1 and handrail 5 and welded each to form a tread board, and aluminum strips are fastened with studs or bolts and nuts on the board It is.
【0008】手摺5 は、鋼管を曲げ加工して製作したも
ので、台枠3 を形成する角パイプ1の外側に溶着した基
台に、下端を挿入して取付けるものである。The handrail 5 is manufactured by bending a steel pipe, and is attached by inserting its lower end to a base welded to the outside of the square pipe 1 forming the underframe 3.
【0009】取付金具7 は、フラットバーを用いて近似
Z字状に曲げ加工し、先端に押部を設け、基端部に長穴
を設け、基端側に補強板を設けたものである。The mounting bracket 7 is formed by bending into an approximate Z-shape using a flat bar, providing a pressing portion at the distal end, providing an elongated hole at the proximal end, and providing a reinforcing plate at the proximal end. .
【0010】本願を使用するには、足場6 を組立てるの
であるが、この方法は地上で組立てて土止め枠上に上げ
てもよいし、土止め枠上で組立ててもよく、ライナプレ
ート8 上に乗った足場6 と、取付金具7 で4箇所締着固
定すればよい。In order to use the present application, the scaffold 6 is assembled. This method may be assembled on the ground and raised on a retaining frame, may be assembled on the retaining frame, and may be assembled on the liner plate 8. What is necessary is just to fasten and fix four places with the scaffold 6 on which was mounted, and the mounting bracket 7.
【0011】以上の様に取付けられた足場に、作業者は
上がり、腰部に装着した安全帯のロープを手摺に掛けて
作業をするものである。The worker climbs on the scaffold attached as described above, and works by hanging the rope of the safety belt attached to the waist on the handrail.
【0012】以上、本願は手摺5 を片方の角パイプ1 に
設けているが、両方の角パイプ1 に設けることも可能で
あり、作業者のより安全性を確保するものである。As described above, in the present application, the handrail 5 is provided on one of the square pipes 1. However, it is also possible to provide the handrail 5 on both of the square pipes 1, thereby ensuring the safety of the worker.
【0013】[0013]
【発明の効果】本願の足場6 を使用することにより、足
場上を自由に移動することができ、不自然な姿勢で作業
していたのとは違い、穴のほぼ中央で穴底を見ることが
できるので、作業がしやすく、能率が上がる。又手摺5
を設けているので作業者に安心感を与える。又本願は、
構造,組立てが簡単で、運搬もしやすく作業者に負担を
掛けない。By using the scaffold 6 of the present invention, it is possible to move freely on the scaffold and, unlike working in an unnatural posture, see the hole bottom almost at the center of the hole. Work is easier and work efficiency is improved. Handrail 5
To give the worker a sense of security. This application also
The structure and assembly are simple, easy to carry, and do not burden the operator.
【図1】本願の作業足場の正面図。FIG. 1 is a front view of a work scaffold of the present application.
【図2】本願の作業足場の右側面図。FIG. 2 is a right side view of the work scaffold of the present application.
【図3】本願の作業足場端部の斜視図。FIG. 3 is a perspective view of an end of a work scaffold of the present application.
【図4】本願の作業足場使用状態斜視図。FIG. 4 is a perspective view of a working scaffold used in the present application.
1 角パイプ 2 アングル 3 台 枠 4 踏 板 5 手 摺 6 足 場 7 取付金具 8 ライナプレート 1 Square pipe 2 Angle 3 units Frame 4 Treads 5 Handrail 6 Scaffolding 7 Mounting bracket 8 Liner plate
Claims (1)
に配し、該角パイプ1 の両端同志を短尺アングル2 で橋
絡し、長方形の台枠3 を形成し、該台枠3 の両角パイプ
1 間に踏板4 を敷設すると共に、台枠3 の片方又は両方
の角パイプ1側部に手摺5 を立設して成る足場6 を、取
付金具7 で、ライナプレート8 を組み合せて円柱状にし
た深礎用土止め枠上に取付けることを特徴とする深礎用
作業足場。1. A long rectangular pipe 1 having holes at both ends is arranged in parallel, and both ends of the rectangular pipe 1 are bridged by a short angle 2 to form a rectangular underframe 3. 3, double-ended pipe
A tread plate 4 is laid between them, and a scaffold 6 made up of a handrail 5 on one or both sides of one of the square pipes 1 of the underframe 3 is combined with a liner plate 8 with a mounting bracket 7 to form a columnar shape. A working footing for a deep foundation, which is mounted on a ground retaining frame for a deep foundation.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9001492A JP2739400B2 (en) | 1992-03-11 | 1992-03-11 | Working scaffold for deep foundation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9001492A JP2739400B2 (en) | 1992-03-11 | 1992-03-11 | Working scaffold for deep foundation |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH05256019A JPH05256019A (en) | 1993-10-05 |
JP2739400B2 true JP2739400B2 (en) | 1998-04-15 |
Family
ID=13986839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9001492A Expired - Lifetime JP2739400B2 (en) | 1992-03-11 | 1992-03-11 | Working scaffold for deep foundation |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2739400B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107313786B (en) * | 2017-06-30 | 2019-03-08 | 云南公投建设集团隧道工程有限公司 | Trolley trailer system |
CN109973130B (en) * | 2019-04-26 | 2023-09-08 | 四川路桥华东建设有限责任公司 | Construction system and method for realizing one-time traction of extra-long tunnel anchor narrow space by main cable strand |
-
1992
- 1992-03-11 JP JP9001492A patent/JP2739400B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH05256019A (en) | 1993-10-05 |
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