JPH0714550Y2 - Aluminum temporary scaffolding stairs - Google Patents
Aluminum temporary scaffolding stairsInfo
- Publication number
- JPH0714550Y2 JPH0714550Y2 JP1988055277U JP5527788U JPH0714550Y2 JP H0714550 Y2 JPH0714550 Y2 JP H0714550Y2 JP 1988055277 U JP1988055277 U JP 1988055277U JP 5527788 U JP5527788 U JP 5527788U JP H0714550 Y2 JPH0714550 Y2 JP H0714550Y2
- Authority
- JP
- Japan
- Prior art keywords
- tread
- view
- temporary scaffolding
- aluminum
- stairs
- 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)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Description
【考案の詳細な説明】 ［産業上の利用分野］ 本考案は、ビル建設等の際に仮設される足場用の階段に
関するものである。[Detailed Description of the Invention] [Industrial field of application] The present invention relates to stairs for scaffolding temporarily installed in building construction and the like.
［従来の技術］ ビル建築等の際に仮設される足場用階段は、複数箇の踏
板が左右両側縁で１対の柱材に溶接あるいはボルト締め
等で連結される構造になっている。このような階段は、
収納や運搬時にはできるだけ嵩張らないよう、複数を積
み重ねて置かれるが、積み重ね高さが大きくならないよ
うに、踏板の幅を柱材の間隔より小さくすることが行わ
れる。[Prior Art] A stairway for scaffolding temporarily installed in building construction has a structure in which a plurality of treads are connected to a pair of pillars at left and right edges by welding or bolting. Stairs like this
A plurality of stacked treads are placed so that they are not as bulky as possible during storage and transportation, but the width of the treads is made smaller than the space between the pillars so that the stacking height does not become large.
第４図（ａ），（ｂ）は、実公昭58-12991号公報で提案
されている「仮設足場用階段」（以下、第１従来例とす
る）の正面図（ａ）と側面図（ｂ）であって、１は踏
板、２は柱材、３は踏板の左右両側縁、４は掛止具（フ
ック）、８は足場枠の横部材である。4 (a) and 4 (b) are a front view (a) and a side view of a "temporary scaffolding stairway" (hereinafter referred to as a first conventional example) proposed in Japanese Utility Model Publication No. 58-12991. In b), 1 is a tread, 2 is a pillar, 3 is both left and right edges of the tread, 4 is a hook (hook), and 8 is a lateral member of the scaffolding frame.
第５図（ａ），（ｂ）は、前記第１従来例の踏板１の平
面図（ａ）と側面図（ｂ）であって、５は滑り止め、６
は補強リブ、７はフランジ、Ｗは柱材２の取付け部分の
踏板１の幅、W1は踏板１の前後縁の幅である。5 (a) and 5 (b) are a plan view (a) and a side view (b) of the tread plate 1 of the first conventional example, 5 being a slip stopper, 6
Is a reinforcing rib, 7 is a flange, W is the width of the tread 1 on which the pillar 2 is attached, and W 1 is the width of the front and rear edges of the tread 1.
この階段では、踏板１の前後縁の幅W1は柱材２に取付け
部分の踏板１の幅Ｗに比して狭幅とされており、収納、
運搬時に踏板１を他の階段柱材２間に差し込んで積上げ
高さが大きくならないようにしている。In this staircase, the width W 1 of the front and rear edges of the step plate 1 is a narrow width than the width W of the tread plate 1 of the mounting portion to the column member 2, housing,
At the time of transportation, the tread 1 is inserted between the other stair pillars 2 to prevent the stacking height from increasing.
第６図は、別例のアルミ製仮設足場用階段（以下、第２
従来例とする）の踏板の断面図であって、９はワッシ
ャ、10はボルトナットである。FIG. 6 shows another example of aluminum stairs for temporary scaffolding (hereinafter referred to as the second
It is a cross-sectional view of a tread plate of a conventional example), 9 is a washer, 10 is a bolt nut.
このアルミ製仮設足場用階段は、踏板１の踏面形状を矩
形としながら、踏板１と柱材２との取付け部にワッシャ
９を間挿して柱材２間の間隔を踏板１の幅よりも大きく
することにより、密着重ね合わせを可能として収納運搬
時の積み重ねを高さを小さくするものである。In this staircase for temporary scaffolding made of aluminum, while the tread shape of the tread plate 1 is made rectangular, a washer 9 is inserted in the mounting portion between the tread plate 1 and the pillar member 2 so that the interval between the pillar members 2 is larger than the width of the tread plate 1. By doing so, close stacking is possible, and the stacking height during storage and transportation is reduced.
［解決しようとする課題］ しかしながら、上記の仮設階段には、製造上の若干の問
題がある。[Problems to be Solved] However, the temporary staircase described above has some manufacturing problems.
（１）第１従来例では、密着重ね合わせを可能とするた
め踏板をガス切断等によってテーパーカットするという
方法をとっているが、鋼製ではともかく、アルミニウム
押出形材製の踏板では、加工が難しい。(1) In the first conventional example, a method of tapering the tread plate by gas cutting or the like is used in order to allow close contact and superposition. difficult.
（２）第２従来例では、踏板１枚につき４箇のワッシャ
が必要であり、また組立時の作業が煩雑である。(2) In the second conventional example, four washers are required for each tread, and the assembling work is complicated.
本考案は、上記の問題を解決しようとするもので、煩雑
な作業なしに組立てができるアルミニウム製の仮設足場
用階段を得ることを目的とする。The present invention is intended to solve the above problems, and an object thereof is to obtain an aluminum stairway for temporary scaffolding that can be assembled without complicated work.
［課題を解決するための手段］ 本考案のアルミ製仮設足場用階段は、柱材に取付けられ
る側の側面を構成する板材に、外方への部分的な膨出部
分とこの膨出部分に設けられ前記ボルトが取付けられる
穴とが加工されていることを特徴とする。[Means for Solving the Problems] The stairs for temporary scaffolding made of aluminum according to the present invention include a plate member that constitutes a side surface of a side to be attached to a pillar member, and a partially bulged portion outward and this bulged portion. A hole provided and provided with the bolt is machined.
［作用］ アルミ合金材の溶断・溶接は、不活性ガスの使用等、複
雑、高価な設備を必要とし、従って、アルミ製品の製造
方法は鋼製品とは自ずと異なるものとなって、押出材の
機械切断、ボルト、リベット組立が主体となる。[Operation] Fusing and welding of aluminum alloy materials requires complicated and expensive equipment such as the use of inert gas. Therefore, the manufacturing method of aluminum products is different from that of steel products. Mainly machine cutting, bolt and rivet assembly.
本考案は、上記の事情に鑑みなされたもので、アルミ製
階段の製造にあたり、加工困難な踏板側縁斜辺部を作る
ことなしに、保管時積上げ高さが小となる階段とするた
めに、踏板の形状を、踏面の柱材取付け側の両縁が平行
な、概ね矩形とし、その踏板の、柱状とのボルト取付け
部を膨らませ加工して、ワッシャ等を使用しなくても、
組立後の柱材間隔が踏板幅より大きくなるようにしてい
る。The present invention has been made in view of the above circumstances, and in order to provide a staircase that has a small stacking height during storage without producing a difficult-to-process step plate side edge oblique part in manufacturing an aluminum staircase, The shape of the tread is roughly rectangular with both edges on the side of the tread on which the pillars are attached being parallel, and the bolt attachment part of the tread with the pillar is inflated and processed without using a washer or the like.
The distance between the pillars after assembly is set to be larger than the tread width.
［実施例］ 以下、本考案の一実施例を図面により詳細に説明する。
なお、既述の符号は同一の部分を示しており、説明を省
略する。[Embodiment] An embodiment of the present invention will be described in detail below with reference to the drawings.
The above-mentioned reference numerals indicate the same parts, and the description thereof will be omitted.
第１図（ａ），（ｂ）は、一実施例としてのアルミ製仮
設足場用階段の踏板の横断面図（ａ）と縦断面図（ｂ）
であり、11は踏板１の柱材２取付け側側面を構成する板
材としての踏板木口、12はバーリング加工され局部的に
外方に膨らんでいる踏板木口11の膨出部分である。1 (a) and 1 (b) are a horizontal sectional view (a) and a vertical sectional view (b) of a step plate of a stair for temporary scaffolding made of aluminum as an example.
Reference numeral 11 denotes a tread wood mouth as a plate material that constitutes a side surface of the tread 1 on which the pillar 2 is attached, and 12 denotes a bulging portion of the tread wood mouth 11 which is burred and locally bulges outward.
第２図（ａ），（ｂ）は、同実施例の階段の踏板の側板
の一部の正面図（ａ）と断面図（ｂ）であって、13は踏
板木口11に明けられた柱材２とのボルト取付け穴であ
る。2 (a) and 2 (b) are a front view (a) and a sectional view (b) of a part of the side plate of the tread of the staircase of the embodiment, and 13 is a pillar opened at the opening 11 of the tread. It is a bolt mounting hole for the material 2.
第３図（ａ），（ｂ），（ｃ）は、同実施例の階段の組
立正面図（ａ）と組立側面図（ｂ）と、階段多数を積み
上げたときの状況を示す側面図（ｃ）である。3 (a), (b) and (c) are an assembly front view (a) and an assembled side view (b) of the staircase of the embodiment, and a side view (showing a situation when a large number of stairs are stacked). c).
本実施例の階段は、アルミ中空押出形材の踏板１を必要
な長さに切断し、両端のコ字形の木口材11を介して柱材
２に片側２本のボルト10により取付ける。バーリング加
工された膨出部分12により柱材２の取付け位置は踏板１
側面より外側となり柱材２間の間隔が踏板１の幅よりも
大きくなる。柱材２の両端にフック４を取付け、仮設足
場のパイプにフック４により固定し、階段として供用す
る。In the staircase of this embodiment, a step plate 1 made of an aluminum hollow extruded shape is cut into a required length, and is attached to a pillar 2 with two bolts 10 on one side via U-shaped wood mouthpieces 11 at both ends. Due to the bulging portion 12 that has been burred, the mounting position of the pillar 2 is the tread 1
It becomes outside from the side surface, and the interval between the pillars 2 becomes larger than the width of the tread 1. Hooks 4 are attached to both ends of the pillar material 2, fixed to the pipe of the temporary scaffolding with the hooks 4, and used as stairs.
保管時、運搬時には、第３図（ｃ）に示すように、踏板
１を他の階段の柱材２の間に差し込んで、積み上げ高さ
が大きくならないようにする。At the time of storage and transportation, as shown in FIG. 3 (c), the tread 1 is inserted between the pillars 2 of the other stairs to prevent the stack height from increasing.
このようにして、本実施例の踏板製作時の簡単な加工
で、複数積み重ねるときの高さの小さい階段を構成させ
ることができ、ワッシャ等を使用しないので、組立容易
に低コストで製作することができる。In this way, it is possible to construct a staircase having a small height when stacking a plurality of steps by a simple process at the time of manufacturing the tread of this embodiment, and since a washer or the like is not used, it is easy to assemble and can be manufactured at low cost. You can
［考案の効果］ 本考案のアルミ製仮設足場用階段は、柱材取付け側側面
を構成する板材に加工された外方への部分的な膨出部分
と同膨出部分に生成されているボルト取付け穴とを有す
る踏板複数箇を備えており、組立時にワッシャを必要と
しないので、 （１）多数（各踏板×４）のワッシャを省略できる。[Advantages of the Invention] The stairs for temporary scaffolding made of aluminum of the present invention have a partial outward bulge formed on the plate material constituting the side surface on which the pillar is attached and a bolt formed on the bulge portion. Since a plurality of treads having mounting holes are provided and no washers are required for assembly, (1) a large number of washers (each tread x 4) can be omitted.
（２）多数のワッシャをはめる手間を省略して組立工数
の削減ができる。(2) The number of assembling steps can be reduced by omitting the work of fitting a large number of washers.
等、製造コストの低減に効果がある。Etc. are effective in reducing the manufacturing cost.
これにより、本願考案は、ワッシャを必要とすることな
く組み立てることができ、また、踏板をガス切断等によ
ってテーパーカットするような困難な加工をすることな
く、保管時の積上げ高さを小さくすることができる仮設
足場用アルミ製階段を得ることができるという優れた効
果を奏する。As a result, the invention of the present application can be assembled without the need for a washer, and the stacking height during storage can be reduced without performing difficult processing such as taper cutting the tread plate by gas cutting or the like. It has the excellent effect of being able to obtain an aluminum staircase for temporary scaffolding.
第１図（ａ），（ｂ）は一実施例としてのアルミ製仮設
足場用階段の踏板の横断面図と縦断面図、第２図
（ａ），（ｂ）は同実施例の階段の踏板の側板の一部の
正面図と断面図、第３図（ａ），（ｂ），（ｃ）は同実
施例の階段の組立正面図と組立側面図と積み上げ状況を
示す側面図、第４図（ａ），（ｂ）は第１従来例の仮設
足場用階段の正面図と側面図、第５図（ａ），（ｂ）は
同第１従来例の踏板の平面図と側面図、第６図は第２従
来例のアルミ製仮設足場用階段の踏板の断面図である。 １……踏板、２……柱材、４……フック、10……ボルト
ナット、11……柱材取付け側側面を構成する板材として
の踏板木口、12……膨出部分、13……ボルト取付け穴。1 (a) and 1 (b) are cross-sectional views and vertical cross-sectional views of a step plate of an aluminum temporary scaffolding staircase as an embodiment, and FIGS. 2 (a) and 2 (b) are staircases of the same embodiment. A front view and a sectional view of a part of the side plate of the tread, and FIGS. 3 (a), (b), and (c) are an assembly front view, an assembly side view, and a side view showing a stacking state of the staircase of the same embodiment, respectively. 4 (a) and 4 (b) are a front view and a side view of the stairs for temporary scaffolding of the first conventional example, and FIGS. 5 (a) and 5 (b) are a plan view and a side view of the tread plate of the first conventional example. FIG. 6 is a cross-sectional view of a step plate of the stairs for aluminum temporary scaffolding of the second conventional example. 1 ... Tread plate, 2 ... Pillar material, 4 ... Hook, 10 ... Bolt nut, 11 ... Tread plate as a plate material that constitutes the side surface on which the pillar material is mounted, 12 ... Swelling portion, 13 ... Bolt Mounting hole.
Claims (1)
なす複数個の踏板と左右１対の柱材をボルトにより連結
してなる仮設足場用階段において、前記踏板はその前記
柱材に取付けられる側の側面を構成する板材に、外方へ
の部分的な膨出部分とこの膨出部分に設けられ前記ボル
トが取付けられる穴とが加工されていることを特徴とす
るアルミ製仮設足場用階段。1. In a stairway for temporary scaffolding, wherein a plurality of treads having straight edges parallel to each other on the side where the treads are mounted and a pair of left and right column members are connected by bolts, the treads are the pillars. A plate material that constitutes a side surface on the side to be attached to the material is formed with an outward partial bulge portion and a hole provided in the bulge portion and into which the bolt is attached are machined. Stairs for temporary scaffolding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988055277U JPH0714550Y2 (en) | 1988-04-26 | 1988-04-26 | Aluminum temporary scaffolding stairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988055277U JPH0714550Y2 (en) | 1988-04-26 | 1988-04-26 | Aluminum temporary scaffolding stairs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01159056U JPH01159056U (en) | 1989-11-02 |
| JPH0714550Y2 true JPH0714550Y2 (en) | 1995-04-10 |
Family
ID=31281176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988055277U Expired - Lifetime JPH0714550Y2 (en) | 1988-04-26 | 1988-04-26 | Aluminum temporary scaffolding stairs |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0714550Y2 (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50155826U (en) * | 1974-06-11 | 1975-12-24 | ||
| JPS5157928A (en) * | 1974-11-16 | 1976-05-20 | Kajima Corp | |
| JPS5812991U (en) * | 1981-07-20 | 1983-01-27 | 松下電器産業株式会社 | printed wiring board equipment |
| JPH051529Y2 (en) * | 1987-04-07 | 1993-01-14 |
-
1988
- 1988-04-26 JP JP1988055277U patent/JPH0714550Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01159056U (en) | 1989-11-02 |
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