JP3004944B2 - Auxiliary handrail for crossing stairs of framework scaffold - Google Patents
Auxiliary handrail for crossing stairs of framework scaffoldInfo
- Publication number
- JP3004944B2 JP3004944B2 JP9139011A JP13901197A JP3004944B2 JP 3004944 B2 JP3004944 B2 JP 3004944B2 JP 9139011 A JP9139011 A JP 9139011A JP 13901197 A JP13901197 A JP 13901197A JP 3004944 B2 JP3004944 B2 JP 3004944B2
- Authority
- JP
- Japan
- Prior art keywords
- handrail
- hook
- shaped
- hooks
- auxiliary
- 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 - Fee Related
Links
Landscapes
- Steps, Ramps, And Handrails (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、枠組足場の縦枠間
に張架される一対の斜材からなる交差筋違に水平に架け
渡すようにした補助手摺りに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an auxiliary handrail which is horizontally laid over a cross bracing made of a pair of diagonal members stretched between vertical frames of a framed scaffold.
【０００２】[0002]
【従来の技術】建築現場に架設される枠組足場において
は、図８に示すように、足場板３の長手方向両サイドに
沿った縦枠１，１間に一対の斜材２ａ，２ａからなるＸ
形の交差筋違２が架け渡されているため、この交差筋違
２が安全柵となって、足場板３を渡る作業者の安全を図
ることができる。ところが、このような交差筋違２は、
同図から分かるように、その下部側が足場板３との間で
略三角形に開口された状態となっているため、作業者が
足場板３の上で中腰になって作業をするような場合に、
上記三角形の開口部から誤って墜落する危険性があっ
た。このような危険を防止するために、交差筋違２の下
部側三角形開口部を形成する斜材２ａ，２ａに補助手摺
り４を水平に架け渡すようにしている。2. Description of the Related Art As shown in FIG. 8, a frame scaffold installed on a construction site is composed of a pair of diagonal members 2a, 2a between vertical frames 1, 1 along both longitudinal sides of a scaffold plate 3. X
Since the cross braces 2 are bridged, the cross braces 2 serve as safety fences, and the safety of the worker crossing the scaffold plate 3 can be improved. However, such crossing 2 is
As can be seen from the figure, since the lower side is opened in a substantially triangular shape with the scaffold plate 3, when the worker works on the scaffold plate 3 while standing midway down, ,
There was a risk of accidentally falling from the triangular opening. In order to prevent such a danger, the auxiliary handrail 4 is horizontally hung over the diagonal members 2a, 2a forming the lower triangular opening of the cross bracing 2.
【０００３】[0003]
【発明が解決しようとする課題】従来使用されている補
助手摺りでは、交差筋違２に装着する部分の構造が複雑
で、装着操作に手間がかかると云う難点があった。そこ
で、本発明は、構造がきわめて簡単で交差筋違に対し簡
単容易に装着できる補助手摺りを提供することを課題と
する。The conventionally used auxiliary handrail has the disadvantage that the structure of the part to be mounted at the cross stitch 2 is complicated, and the mounting operation is troublesome. Accordingly, an object of the present invention is to provide an auxiliary handrail which has a very simple structure and can be easily and easily attached to a crossing.
【０００４】[0004]
【課題を解決するための手段】請求項１に係る発明は、
枠組足場の縦枠１，１間に張架される一対の斜材２ａ，
２ａからなる交差筋違２に水平に架け渡すようにした補
助手摺りにおいて、棒状手摺り本体１０の両端部にそれ
ぞれ、前記斜材２ａの上側面部に掛止される略下向きＵ
字形の第１フック１１，２１と、第１フック１１，２１
よりも外端寄りに位置して前記斜材２ａの下側面部に掛
止される略上向きＵ字形の第２フック１２，２２とが設
けられ、棒状手摺り本体１０の一端部側の両フック１
１，１２間には、手摺り本体１０が前記斜材２ａと平行
に位置した状態で両フック１１，１２が同時に前記斜材
２ａに嵌め込み可能な嵌め込み用開口部１４が形成さ
れ、棒状手摺り本体１０の他端部側の第２フック２２
は、その基軸部２２ａが棒状手摺り本体１０に回転可能
で上下方向移動可能に軸支されると共に、常時ばね１５
によって上向きに付勢されていることを特徴とする。The invention according to claim 1 is
A pair of diagonal members 2a stretched between the vertical frames 1 and 1 of the framework scaffold;
In the auxiliary handrail which is horizontally hung over the cross bracing 2 consisting of 2a, the bar-shaped handrail main body 10 has a substantially downward U which is hung on the upper surface of the diagonal member 2a at each end.
First hooks 11 and 21 having a character shape, and first hooks 11 and 21
And a substantially upward U-shaped second hook 12, 22 which is located closer to the outer end and is hooked on the lower side surface of the diagonal member 2a, and both hooks on one end side of the rod-shaped handrail main body 10 are provided. 1
Between the hooks 1 and 12, there is formed a fitting opening 14 in which both hooks 11 and 12 can be fitted into the slant 2a simultaneously with the handrail main body 10 positioned parallel to the slant 2a. Second hook 22 on the other end side of main body 10
The base shaft portion 22a is rotatably supported by the rod-shaped handrail main body 10 so as to be movable in the vertical direction.
Characterized by being biased upward by
【０００５】請求項２は、請求項１に記載の枠組足場の
交差筋違用補助手摺りにおいて、前記手摺り本体１０の
他端部側の第２フック２２は、その先端部２２ａが、手
摺り本体１０の下側面部に設けられた係合穴２０に係合
可能となっていることを特徴とする。According to a second aspect of the present invention, in the auxiliary handrail for crossing streaks of a framework scaffold according to the first aspect, the second hook 22 at the other end of the handrail main body 10 has a tip end 22a formed by a hand. It is characterized in that it can be engaged with an engagement hole 20 provided in the lower side surface portion of the sliding body 10.
【０００６】[0006]
【発明の実施の形態】図１は、本発明に係る交差筋違用
補助手摺り４の全体を示し、図２の（Ａ）、（Ｂ）、及
び図３の（Ａ）〜（Ｃ）は、同補助手摺り４の各部分の
詳細構造を示し、また同補助手摺り４の取付状態を図７
及び図８に示している。この補助手摺り４は、例えば金
属製の角筒材によって所定の長さに形成された棒状手摺
り本体２からなり、またこの助手摺り４が取り付けられ
る交差筋違２は、Ｘ形に交差される一対の斜材２ａ，２
ａからなるもので、各斜材２ａの両端部が枠組足場の縦
枠１に枢着される。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows an entire handrail 4 for assisting crossing braiding according to the present invention, and is shown in FIGS. 2 (A) and 2 (B) and FIGS. 3 (A) to 3 (C). 7 shows the detailed structure of each part of the auxiliary handrail 4 and FIG.
And FIG. This auxiliary handrail 4 is made of, for example, gold.
A cross-bar 2 formed of a bar-shaped handrail main body 2 formed to a predetermined length by a metal-made square tubular member, and to which the assistant handrail 4 is attached, has a pair of diagonal members 2a, 2 crossed in an X-shape.
a, and both ends of each diagonal member 2a are pivotally attached to the vertical frame 1 of the framed scaffold.
【０００７】図１及び図２に示されるように、棒状手摺
り本体１０の一端部には、交差筋違２を形成する斜材２
ａの上側面部に掛止される略下向きＵ字形の第１フック
１１と、この第１フック１１よりも手摺り本体１０の外
端寄りに位置して前記斜材２ａの下側面部に掛止される
略上向きＵ字形の第２フック１２とが一体的に設けら
れ、そして第１フック１１と第２フック１２との間に、
手摺り本体１０が前記斜材２ａに対し平行に位置した状
態で両フック１１，１２が同時に前記斜材２ａに嵌め込
み可能な嵌め込み用開口部１４が形成される。各フック
１１，１２は、その基軸部１１ａ，１２ａが手摺り本体
１０の側壁１０ａに溶接によって固着されている（図５
参照）。[0007] As shown in FIGS. 1 and 2, at one end of a bar-shaped handrail main body 10, a diagonal member 2 forming a cross streak 2 is provided.
a first hook 11 having a substantially downward U-shape to be hooked on the upper side of the handrail body 10 and being positioned closer to the outer end of the handrail body 10 than the first hook 11 and hooking on the lower side of the diagonal member 2a. A substantially upward U-shaped second hook 12 to be stopped is provided integrally, and between the first hook 11 and the second hook 12,
With the handrail body 10 positioned parallel to the diagonal member 2a, a fitting opening 14 is formed in which both hooks 11 and 12 can be simultaneously inserted into the diagonal member 2a. The hooks 11 and 12 have their base shaft portions 11a and 12a fixed to the side wall 10a of the handrail body 10 by welding (FIG. 5).
reference).
【０００８】また図１及び図３に示されるように、手摺
り本体１０の他端部には、前記斜材２ａの上側面部に掛
止される略下向きＵ字形の第１フック２１と、この第２
フック１１よりも手摺り本体１０の外端寄りに位置して
前記斜材２ａの下側面部に掛止される略上向きＵ字形の
第２フック２２とが設けられており、そして第１フック
２１は、前記第１フック１１と同様に基軸部２１ａが手
摺り本体１０の側面１０ａに溶接によって固着されてい
るが、第２フック２２は、その基軸部２２ａが手摺り本
体１０に回動可能で且つ上下方向に移動可能に軸支され
ていると共に、常時コイルばね１５によって上向きに付
勢されている。As shown in FIGS. 1 and 3, at the other end of the handrail main body 10, a substantially downward U-shaped first hook 21 which is hooked on the upper side surface of the diagonal member 2a, This second
A substantially upward U-shaped second hook 22 which is located closer to the outer end of the handrail body 10 than the hook 11 and is hooked on the lower surface of the diagonal member 2a is provided. As in the case of the first hook 11, the base shaft portion 21a is fixed to the side surface 10a of the handrail main body 10 by welding, but the second hook 22 has its base shaft portion 22a rotatable with respect to the handrail main body 10. Further, it is supported so as to be movable in the vertical direction, and is constantly urged upward by the coil spring 15.
【０００９】即ち、第２フック２２は、図３及び図６を
見ると分かるように、その基軸部２２ａが、角筒状手摺
り本体１０の上下両側壁１０ｂ，１０ｃを貫通する孔１
６，１７に回転可能で且つ上下スライド可能に挿通され
ていて、上側壁１０ｂから上方へ突出した基軸部２２ａ
の部分に挿通されたワッシャー１８と、この基軸部２２
ａの上端部に螺着されたナット１９との間に圧縮コイル
ばね１５が介装され、このコイルばね１５の付勢力によ
って、第２フック２２は常時上向きに付勢されている。
コイルばね１５の付勢力はナット１９を回すことによっ
て調整可能である。また、第２フック２２の先端部２２
ｂは、図３の（Ａ）に示されるように、手摺り本体１０
の下側壁１０ｃに設けられた係合穴２０に係合できるよ
うになっている。尚、第１フック１１，２１及び第２フ
ック１２、２２は、例えば鋼製の棒材をプレス加工して
形成される。That is, as can be seen from FIGS. 3 and 6, the second hook 22 has a base shaft portion 22a having a hole 1 through the upper and lower side walls 10b and 10c of the rectangular tubular handrail body 10.
A base shaft portion 22a rotatably and vertically slidably inserted through the upper and lower walls 6, 17 and protruding upward from the upper side wall 10b.
And the base shaft portion 22
A compression coil spring 15 is interposed between the nut 19 and the nut 19 screwed to the upper end of the coil a. The second hook 22 is constantly urged upward by the urging force of the coil spring 15.
The urging force of the coil spring 15 can be adjusted by turning the nut 19. Also, the tip 22 of the second hook 22
b is the handrail main body 10 as shown in FIG.
It can be engaged with an engagement hole 20 provided in the lower side wall 10c. The first hooks 11 and 21 and the second hooks 12 and 22 are formed by, for example, pressing a steel bar.
【００１０】上述のように構成される交差筋違用補助手
摺り４は、図７、図８に示すように、枠組足場の縦枠
１，１間に張架された交差筋違２の斜材２ａ，２ａに装
着されるわけであるが、この補助手摺り４の装着方法に
ついて以下に説明する。尚、この補助手摺り４は、交差
筋違２への装着前には、第２フック２２を斜材２ａに対
して非嵌め込み位置にセットしておく、つまり図３の
（Ａ）〜（Ｃ）に示すように第２フック２２の先端部２
２ａを手摺り本体１０の下側壁１０ｃに設けた係合穴２
０に係合して手摺り本体１０内に収納した状態としてお
く。[0010] As shown in FIGS. 7 and 8, the cross bracing auxiliary railing 4 constructed as described above has a cross bracing 2 inclined between vertical frames 1 and 1 of a framed scaffold. The auxiliary handrails 4 are mounted on the members 2a, 2a. A method of mounting the auxiliary handrails 4 will be described below. Before the auxiliary handrails 4 are attached to the cross braces 2, the second hooks 22 are set at the non-fitting positions with respect to the diagonal members 2a, that is, (A) to (C) of FIG. ), The tip 2 of the second hook 22
2a is provided in the lower side wall 10c of the handrail body 10 in the engagement hole 2
0 and housed in the handrail body 10.
【００１１】この補助手摺り４を斜材２ａ，２ａに装着
するにあたって、先ず、棒状手摺り本体１０を、交差筋
違２のいずれか一方の斜材２ａに添わせてそれと平行と
位置させた状態とする。このとき、フック１１，１２の
設けられた側の手摺り本体１０の一端部が上記斜材２ａ
の下手側に位置するようにする。こうして斜材２ａの下
手側に位置する手摺り本体１０一端部側の第１フック１
１及び第２フック１２を、両フック１１，１２間に形成
された嵌め込み用開口部１４から当該斜材２ａに同時に
嵌め込んだ後、この手摺り本体１０を、斜材２ａと平行
な傾斜姿勢から水平姿勢に倒して、上記両フック１１，
１２を図５に示すように斜材２ａに掛止させると共に、
手摺り本体１０の他端部側の第１フック２１を、他方の
斜材２ａに嵌め込んで掛止させるようにする。When attaching the auxiliary handrail 4 to the diagonal members 2a, 2a, first, the rod-shaped handrail main body 10 is placed parallel to any one of the cross braces 2 along the diagonal member 2a. State. At this time, one end of the handrail body 10 on the side where the hooks 11 and 12 are provided is connected to the diagonal member 2a.
So that it is located on the lower side of. Thus, the first hook 1 at one end of the handrail body 10 located on the lower side of the diagonal member 2a
After the first and second hooks 12 are simultaneously fitted into the diagonal members 2a from the fitting openings 14 formed between the hooks 11, 12, the handrail main body 10 is tilted in a posture parallel to the diagonal members 2a. From above to the horizontal position,
12 is hooked on the diagonal member 2a as shown in FIG.
The first hook 21 on the other end side of the handrail main body 10 is fitted into the other diagonal member 2a and locked.
【００１２】この他端部側の第１フック２１を他方の斜
材２ａに嵌め込む際には、手摺り本体１０の一端部側の
両フック１１，１２を斜材２ａに沿って適宜スライドさ
せながら手摺り本体１０を傾斜姿勢から水平姿勢に倒す
ようにすれば、この他端部側の第１フック２１を他方の
斜材２ａに容易に掛止させることができる。When the first hook 21 on the other end is fitted into the other diagonal member 2a, the hooks 11 and 12 on one end of the handrail body 10 are slid appropriately along the diagonal member 2a. If the handrail body 10 is tilted from the inclined posture to the horizontal posture, the first hook 21 on the other end side can be easily hooked on the other diagonal member 2a.
【００１３】上記のように、手摺り本体１０を水平姿勢
にしてその一端部側の第１フック１１及び第２フック１
２を一方の斜材２ａに掛止させ且つ他端部側の第１フッ
ク２１を他方の斜材２ａに掛止させた後、手摺り本体１
０の他端部側の第２フック２２を図３の実線図示状態か
らコイルばね１５の付勢力に抗し押し下げて、その先端
部２２ｂを手摺り本体１０の係合孔２０から抜き出し、
そしてこの第２フック２２を基軸部２２ａを中心に９０
度回転させた状態から上記押力を開放すれば、この第２
フック２２は、図４の（Ａ）及び（Ｂ）に示すように斜
材２ａの下側面部に掛止される。これによって、棒状手
摺り本体１０は、図７に示すように、両端部の第１フッ
ク１１，２２及び第２フック１２，２２が両方の斜材２
ａ，２ａにそれぞれ掛止された状態で水平姿勢に保持さ
れる。As described above, with the handrail body 10 in a horizontal position, the first hook 11 and the second hook 1
2 is hooked on one of the diagonal members 2a and the first hook 21 on the other end is hooked on the other diagonal member 2a.
3 is pushed down from the state shown by the solid line in FIG. 3 against the urging force of the coil spring 15, and its tip 22b is pulled out from the engagement hole 20 of the handrail main body 10.
Then, the second hook 22 is moved 90 degrees around the base shaft portion 22a.
If the pressing force is released from the state where the
The hook 22 is hooked on the lower surface of the diagonal member 2a as shown in FIGS. As a result, as shown in FIG. 7, the first hooks 11 and 22 and the second hooks 12 and 22 at both ends of the bar-shaped handrail main body 10 are both inclined members 2.
a and 2a are held in a horizontal posture in a state of being hooked respectively.
【００１４】このように棒状手摺り本体１０が両斜材２
ａ，２ａに水平姿勢に保持された状態において、手摺り
本体１０の他端部側では第２フック２２にコイルばね１
５による上向きの付勢力が作用しているため、この第２
フック２２と第１フック２１とによって手摺り本体１０
の他端部側が斜材２ａに対し強く固定され、これによっ
て棒状手摺り本体１０の全体が斜材２ａ，２ａに確実に
固定保持される。As described above, the bar-shaped handrail main body 10 is provided with the two oblique members 2.
a, 2a, the second hook 22 is attached to the second hook 22 at the other end of the handrail main body 10.
5 due to the upward biasing force of
The handrail body 10 is formed by the hook 22 and the first hook 21.
Is strongly fixed to the diagonal member 2a, whereby the entire bar-shaped handrail main body 10 is securely fixed and held to the diagonal members 2a, 2a.
【００１５】上記のようにして交差筋違２に装着された
補助手摺り４を取り外す場合には、手摺り本体１０の他
端部側の第２フック２２をコイルばね１５に抗して若干
押し下げた状態から回転させて、そのフック先端部２２
ｂを一方の斜材２ａから離脱させた後、この手摺り本体
１０の他端部側を持ち上げてもう一方の斜材２ａと平行
に位置させることによって、補助手摺り４を交差筋違２
の斜材２ａ，２ａから簡単に取り外すことができる。When removing the auxiliary handrail 4 mounted on the cross braces 2 as described above, the second hook 22 at the other end of the handrail body 10 is slightly pressed down against the coil spring 15. The hook tip 22
b is separated from one of the slanted members 2a, and then the other handrail body 10 is lifted up so as to be positioned parallel to the other slanted member 2a, so that the auxiliary handrail 4 is crossed with the cross bar 2b.
Can be easily removed from the diagonal members 2a, 2a.
【００１６】補助手摺り４を交差筋違２から取り外し後
は、手摺り本体１０の他端部側の第２フック２２の先端
部２２ａを手摺り本体１０の係合孔２０に係合させるこ
とによって、この第２フック２２を手摺り本体１０内に
収納した状態に固定することができる。このように第２
フック２２の先端部２２ａを手摺り本体１０の係合孔２
０に係合させておけば、この第２フック２２は、補助手
摺り４の搬送時等にガタついて耳障りな金属音を発生す
ると云うような不都合がなくなる。After the auxiliary handrail 4 has been removed from the cross strut 2, the tip 22a of the second hook 22 on the other end of the handrail body 10 is engaged with the engagement hole 20 of the handrail body 10. Thereby, the second hook 22 can be fixed in a state of being housed in the handrail main body 10. Thus the second
The tip 22 a of the hook 22 is engaged with the engagement hole 2 of the handrail body 10.
If the second hook 22 is engaged with the auxiliary handrail 4, the inconvenience such as generating an unpleasant and unpleasant metallic sound when the auxiliary handrail 4 is conveyed is eliminated.
【００１７】[0017]
【発明の効果】請求項１に係る発明は、手摺り本体の一
端部に、第１フックと第２フックを設けると共に、両フ
ック間に、手摺り本体が斜材と平行に位置した状態で両
フックが同時に斜材に嵌め込み可能な開口部を形成し、
手摺り本体の他端部に、第１フックと、基軸部を中心に
回転可能にして上下移動可能で常時ばねにより上向きに
付勢される第２フックとを設けた簡単な構造の交差筋違
用補助手摺りであって、交差筋違に装着するには、フッ
ク間に嵌め込み用開口部が形成される手摺り本体の一端
部側を一方の斜材の下手側に位置させた状態で手摺り本
体をその斜材に添わせながら平行に位置させて、この一
端部側の第１フックと第２フックとを一方の斜材に嵌め
込んだ後、手摺り本体を水平にして、この手摺り本体の
他端部側の第１フックを他方の斜材に嵌め込むと共に、
その第２フックを押し下げつつ回転させて他方の斜材に
嵌め込めばよいから、交差筋違に対して簡単容易に装着
することができる。According to the first aspect of the present invention, the first and second hooks are provided at one end of the handrail body, and the handrail body is positioned between the hooks in parallel with the diagonal member. Both hooks form an opening that can be fitted into the diagonal at the same time,
A cross hook having a simple structure in which a first hook and a second hook rotatable around a base shaft and vertically movable and constantly urged upward by a spring are provided at the other end of the handrail body. A handrail is an auxiliary handrail for use with a cross stitch, and the handrail is provided with one end of the handrail body having an opening for fitting formed between hooks positioned below one diagonal member. The main body of the handrail is positioned in parallel with the oblique material, and the first hook and the second hook on one end side are fitted into one of the oblique materials. The first hook on the other end of the sliding body is fitted into the other diagonal member,
Since the second hook may be rotated while being pressed down and fitted into the other oblique member, the second hook can be easily and easily attached to the crossing.
【００１８】請求項２によれば、手摺り本体の他端部側
の第２フックは、補助手摺りの非使用時に、その先端部
を手摺り本体の係合穴に係合させることによって、手摺
り本体内に収納した状態に固定しておくことができ、そ
れにより補助手摺りの搬送時等に上記第２フックがガタ
ついて耳障りな金属音を発生すると云うような不都合が
なくなる。According to the second aspect, the second hook on the other end side of the handrail body has its tip engaged with the engagement hole of the handrail body when the auxiliary handrail is not used. It can be fixed in a state of being housed in the handrail main body, thereby eliminating the inconvenience that the second hook rattles and generates annoying metal sounds when the auxiliary handrail is conveyed.
【図１】 本発明に係る交差筋違用補助手摺りを示す正
面図である。FIG. 1 is a front view showing an auxiliary handrail for intersecting streaks according to the present invention.
【図２】 手摺り本体の一端部側の構造を示すもので、
（Ａ）は図１の矢示Ｘの円で囲まれた部分の拡大正面
図、（Ｂ）は同部分の拡大側面図である。FIG. 2 shows the structure of one end of the handrail body.
(A) is an enlarged front view of a portion surrounded by a circle indicated by an arrow X in FIG. 1, and (B) is an enlarged side view of the same portion.
【図３】 交差筋違への装着前における手摺り本体の他
端部側を示すもので、（Ａ）は図１の矢示Ｙの円で囲ま
れた部分の一部断面拡大正面図、（Ｂ）は同部分の拡大
側面図、（Ｃ）は同部分の拡大平面図である。FIG. 3 shows the other end side of the handrail main body before being attached to a cross braid, and FIG. 3 (A) is a partially cross-sectional enlarged front view of a portion surrounded by a circle indicated by an arrow Y in FIG. 1; (B) is an enlarged side view of the same portion, and (C) is an enlarged plan view of the same portion.
【図４】 交差筋違に装着された状態での手摺り本体の
他端部側を示すもので、（Ａ）は図３の（Ａ）に対応す
る正面図、（Ｂ）は図３の（Ｂ）に対応する側面図であ
る。4A and 4B show the other end side of the handrail main body in a state where the handrails are mounted at cross braces, where FIG. 4A is a front view corresponding to FIG. 3A and FIG. It is a side view corresponding to (B).
【図５】 手摺り本体の一端部側が交差筋違の一方の斜
材に装着された状態を示す概略斜視図である。FIG. 5 is a schematic perspective view showing a state in which one end side of the handrail main body is attached to one of the diagonal members having crossing braces.
【図６】 手摺り本体の他端部側が交差筋違の他方の斜
材に装着された状態を示す概略斜視図である。FIG. 6 is a schematic perspective view showing a state in which the other end side of the handrail main body is attached to the other diagonal member having a cross stitch.
【図７】 交差筋違への補助手摺りの装着状態を示す概
略正面図である。FIG. 7 is a schematic front view showing a state in which an auxiliary handrail is attached to an intersection.
【図８】 交差筋違への補助手摺りの装着状態を示す概
略斜視図である。FIG. 8 is a schematic perspective view showing a state in which an auxiliary handrail is attached to an intersection.
１ 枠組足場の縦枠 ２ 交差筋違 ２ａ 斜材 ３ 足場板 ４ 補助手摺り １０ 棒状手摺り本体 １１ 手摺り本体の一端部側の第１フック １２ 手摺り本体の一端部側の第２フック １４ フック間の嵌め込み用開口部 １５ コイルばね ２０ 係合孔 ２１ 手摺り本体の他端部側の第１フック ２２ 手摺り本体の他端部側の第２フック ２２ａ フックの基軸部 DESCRIPTION OF SYMBOLS 1 Vertical frame of framed scaffold 2 Cross bracing 2a Diagonal material 3 Scaffolding board 4 Auxiliary handrail 10 Bar-shaped handrail body 11 First hook on one end side of handrail body 12 Second hook on one end side of handrail body 14 Opening for fitting between hooks 15 Coil spring 20 Engagement hole 21 First hook at the other end of handrail body 22 Second hook at the other end of handrail body 22a Base shaft of hook
Claims (2)
材からなる交差筋違に水平に架け渡すようにした補助手
摺りにおいて、棒状手摺り本体の両端部にそれぞれ、前
記斜材の上側面部に掛止される略下向きＵ字形の第１フ
ックと、第１フックよりも外端寄りに位置して前記斜材
の下側面部に掛止される略上向きＵ字形の第２フックと
が設けられ、棒状手摺り本体の一端部側の両フック間に
は、手摺り本体が前記斜材と平行に位置した状態で両フ
ックが同時に前記斜材に嵌め込み可能な嵌め込み用開口
部が形成され、棒状手摺り本体の他端部側の第２フック
は、その基軸部が棒状手摺り本体に回転可能で上下方向
移動可能に軸支されると共に、常時ばねによって上向き
に付勢されていることを特徴とする枠組足場の交差筋違
用補助手摺り。1. An auxiliary handrail which is horizontally hung across a cross bracing made of a pair of diagonal members stretched between vertical frames of a framed scaffold, wherein the slanted handrail body is provided at both ends of a bar-shaped handrail body. A substantially downward U-shaped first hook that is hooked on the upper surface of the material, and a substantially upward U-shaped first hook that is located closer to the outer end than the first hook and is hooked on the lower surface of the diagonal material Two hooks are provided, and between the two hooks on one end side of the rod-shaped handrail body, a fitting opening that allows both hooks to be simultaneously fitted into the diagonal member while the handrail body is positioned parallel to the diagonal member. The second hook on the other end side of the bar-shaped handrail main body has its base shaft rotatably supported by the bar-shaped handrail main body so as to be vertically movable, and is always urged upward by a spring. An auxiliary handrail for crossing stairs on a framed scaffold.
は、その先端部が、手摺り本体の下側面部に設けられた
係合穴に係合可能となっていることを特徴とする請求項
１に記載の枠組足場の交差筋違用補助手摺り。2. A second hook on the other end side of the handrail body, the tip of which can be engaged with an engagement hole provided on a lower side surface of the handrail body. The auxiliary handrail for crossing stairs crossing of a framework scaffold according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9139011A JP3004944B2 (en) | 1997-05-28 | 1997-05-28 | Auxiliary handrail for crossing stairs of framework scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9139011A JP3004944B2 (en) | 1997-05-28 | 1997-05-28 | Auxiliary handrail for crossing stairs of framework scaffold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH10331413A JPH10331413A (en) | 1998-12-15 |
| JP3004944B2 true JP3004944B2 (en) | 2000-01-31 |
Family
ID=15235404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9139011A Expired - Fee Related JP3004944B2 (en) | 1997-05-28 | 1997-05-28 | Auxiliary handrail for crossing stairs of framework scaffold |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3004944B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007002594A (en) * | 2005-06-27 | 2007-01-11 | Alinco Inc | Auxiliary handrail for cross bracing of scaffold framework |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5156216B2 (en) * | 2006-10-23 | 2013-03-06 | 日工株式会社 | Scaffolding board |
| JP4937226B2 (en) * | 2008-10-06 | 2012-05-23 | アルインコ株式会社 | Opening device for stepladder |
| JP5576063B2 (en) * | 2009-06-10 | 2014-08-20 | アルインコ株式会社 | Auxiliary handrail for cross-strike misuse of frame scaffold |
| ES2677793B1 (en) * | 2017-02-06 | 2019-03-22 | Sist Tecnicos De Encofrados Sa | HEAD FOR BEAM ENCOUNTERS |
-
1997
- 1997-05-28 JP JP9139011A patent/JP3004944B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007002594A (en) * | 2005-06-27 | 2007-01-11 | Alinco Inc | Auxiliary handrail for cross bracing of scaffold framework |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH10331413A (en) | 1998-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP3004944B2 (en) | Auxiliary handrail for crossing stairs of framework scaffold | |
| JP3331458B2 (en) | Stand bracket | |
| JP5275881B2 (en) | Auxiliary handrail mounting bracket | |
| JP5576063B2 (en) | Auxiliary handrail for cross-strike misuse of frame scaffold | |
| JP2504400Y2 (en) | Bracket for fixing scaffold skirting boards | |
| JP2008106437A (en) | Baseboard for scaffolding | |
| JPH10273970A (en) | Bridge device for surmounting veranda or the like | |
| JP2899864B2 (en) | Ladder attachment | |
| JP2007177452A (en) | Tripod step ladder | |
| JP2000328774A (en) | Handrail for crossing diagonal brace of prefabricated scaffold | |
| JP4176094B2 (en) | Auxiliary handrails for misuse of crossed frames in frame scaffolding | |
| JP4206493B2 (en) | Tubing material and tubular material joining apparatus using the same | |
| JPH06100021B2 (en) | Temporary handrail device for stairs | |
| JPH0813967A (en) | Ladder fixing metal | |
| JP2006112149A (en) | Safety balustrade | |
| JP3864096B2 (en) | Fittings for horizontal members of frame scaffolds, horizontal members, and horizontal member attachment devices | |
| JP2854844B2 (en) | Roof ladder | |
| KR102365076B1 (en) | Ladder device | |
| JP2003027739A (en) | Auxiliary balustrade for cross bracing of prefabricated scaffolding | |
| JPS58747Y2 (en) | Handrails for scaffold openings | |
| JPH10331412A (en) | Auxiliary handrail for cross bracing of prefabricated scaffolding | |
| JPH034694Y2 (en) | ||
| JP2004068435A (en) | Frame body and framework scaffold structure using it | |
| JP3926611B2 (en) | Handrail mounting device | |
| JP3126586U (en) | Stepladder stepladder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19991019 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081119 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20081119 Year of fee payment: 9 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20091119 Year of fee payment: 10 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101119 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20101119 Year of fee payment: 11 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20111119 Year of fee payment: 12 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121119 Year of fee payment: 13 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121119 Year of fee payment: 13 |
|
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131119 Year of fee payment: 14 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |