JP2754477B2 - Attachment structure for manhole footrest - Google Patents
Attachment structure for manhole footrestInfo
- Publication number
- JP2754477B2 JP2754477B2 JP8017030A JP1703096A JP2754477B2 JP 2754477 B2 JP2754477 B2 JP 2754477B2 JP 8017030 A JP8017030 A JP 8017030A JP 1703096 A JP1703096 A JP 1703096A JP 2754477 B2 JP2754477 B2 JP 2754477B2
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- base
- sludge
- footrest
- handrail member
- 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
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Description
【0001】[0001]
【発明の属する技術分野】この発明は、マンホ―ル内に
設置される足掛具の取付構造に関するものであって、特
に、既存のマンホ―ル内に設置されている足掛具を取り
替えるのに最適な足掛具の取付構造に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting structure for a footrest installed in a manhole, and more particularly to a method for replacing a footrest installed in an existing manhole. The present invention relates to an optimal mounting structure for a footrest.
【0002】[0002]
【従来の技術】従来,足踏部とその両側に位置する側部
とを有し、これら足踏部と側部とを芯金とそれを覆う合
成樹脂で形成し、該芯金をさらに延長して脚部を形成
し、該脚部をマンホ―ル壁に埋設するようにしたマンホ
―ル用足掛具は例えば実公平4ー4040号公報に示す
ように周知である。2. Description of the Related Art Conventionally, a foot portion and side portions located on both sides of the foot portion are conventionally formed, and the foot portion and the side portion are formed of a metal core and a synthetic resin covering the metal core, and the metal core is further extended. A footrest for a manhole in which a leg is formed by burying the leg in a manhole wall is well known, for example, as disclosed in Japanese Utility Model Publication No. 4-4040.
【0003】[0003]
【発明が解決しようとする課題】ところで、上記従来例
では、各足掛具の有する2本の脚部をマンホ―ル壁に埋
設するため、その作業が面倒である。特に、既存のマン
ホ―ルにおいて足掛具を取り替える場合に新しい足掛具
をマンホ―ルに取付けるのに狭い場所での取付作業が極
めて容易でないという問題がある。By the way, in the above-mentioned conventional example, since the two legs of each footrest are buried in the manhole wall, the operation is troublesome. In particular, there is a problem that when replacing a footrest in an existing manhole, it is not very easy to attach a new footrest to the manhole in a narrow place.
【0004】本発明は、従来の技術の有するこのような
問題点に鑑みてなされたものであり、その目的とすると
ころは、足掛具を複数の足踏板を備えたユニットとし、
該足掛具の基台を用い、該基台をボルトと接着剤により
マンホ―ル壁に固定することにより、またスラッジを再
利用することにより、取付け作業が容易で、強固で、錆
や腐食に強いマンホ―ル用足掛具の取付構造を提供しよ
うとするものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems of the prior art, and an object of the present invention is to provide a footrest as a unit having a plurality of footboards,
By using the footrest base and fixing the base to the manhole wall with bolts and adhesive, and by reusing sludge, installation work is easy, strong, rust and corrosion. It is an object of the present invention to provide a mounting structure for a manhole footrest that is highly resistant to manholes.
【0005】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明におけるマンホ―ル用足掛具の取付構造は、
複数の足踏板とその両端部で上下方向に延びる手摺部材
と該手摺部材の両端の固定部とからなる足掛具主体と、
前記固定部を挿入する孔を有しマンホ―ルの壁面に沿っ
た開口を有する上下方向に細長く延びたボックス状の合
成樹脂製の基台と、からなるマンホ―ル用足掛具であっ
て、前記手摺部材に複数個の足踏板を取付け、前記手摺
部材の固定部を基台内において固定し且つ該基台内に焼
成した粒状のスラッジを収納して接着剤により基台とス
ラッジを一体化してユニットを構成し、該ユニットを、
前記基台に設けた脚部をボルトによりマンホ―ル壁に固
定すると共に該脚部と前記スラッジとを接着剤によって
もマンホ―ル壁に固定するようにしたものである。SUMMARY OF THE INVENTION In order to achieve the above object, a mounting structure for a foothold for a manhole according to the present invention comprises:
A foothold component mainly comprising a plurality of footboards and handrail members extending vertically at both end portions thereof and fixed portions at both ends of the handrail members,
A manhole footrest comprising a box-shaped synthetic resin base extending in the vertical direction and having an opening along the wall surface of the manhole and having a hole for inserting the fixing portion; Attaching a plurality of footboards to the handrail member, fixing the fixing portion of the handrail member in the base, storing the fired granular sludge in the base, and integrating the base and the sludge with an adhesive. Into a unit, and the unit is
The leg provided on the base is fixed to the manhole wall with a bolt, and the leg and the sludge are fixed to the manhole wall with an adhesive.
【0006】また、前記手摺部材を分割型とし、該分割
型の途中に複数の足踏板を取付けるようにしたことを特
徴とするものである。[0006] Further, the handrail member is of a split type, and a plurality of foot plates are attached in the middle of the split type.
【0007】さらに、前記足踏板を幅広のハニカム構造
に形成したことを特徴とするものである。Further, the foot plate is formed in a wide honeycomb structure.
【0008】[0008]
【発明の実施の形態】図1ないし図5は本発明の実施例
に関するものであり、図1は本発明に係る足掛具をマン
ホ―ルに取付けた側面概略図、図2はその正面図、図3
は本発明に係る足掛具の分解説明図、図4はマンホ―ル
上部に取付けられるユニットの側面図、図5はマンホ―
ル下部に取付けられるユニットの側面図である。1 to 5 relate to an embodiment of the present invention. FIG. 1 is a schematic side view of a foothold according to the present invention mounted on a manhole, and FIG. 2 is a front view thereof. , FIG.
FIG. 4 is an exploded view of the footrest according to the present invention, FIG. 4 is a side view of a unit mounted on the upper part of the manhole, and FIG.
FIG. 6 is a side view of a unit attached to a lower part of the unit.
【0009】図において、1はマンホ―ルの全体を示す
ものであり、該マンホ―ル1には、足掛具ユニット2,
2…がマンホ―ル1内に上下方向に連設されるようにな
っている。In the drawing, reference numeral 1 denotes an entire manhole. The manhole 1 includes a footrest unit 2,
Are arranged in the manhole 1 in the vertical direction.
【0010】前記足掛具ユニット2は、2枚の足踏板
3,3とその両端部で上下方向に延びる手摺部材4と該
手摺部材4の両端の固定部5とからなる足掛具主体6
と、前記固定部5を挿入する孔7を有しマンホ―ル1の
壁面に沿った開口8を有する上下方向に細長く延びたボ
ックス状の合成樹脂製の基台9と、から構成されてい
る。The foot-holding unit 2 comprises a foot-holding tool main body 6 comprising two foot treads 3, 3 and a handrail member 4 extending vertically at both ends thereof and fixing portions 5 at both ends of the handrail member 4.
And a box-shaped synthetic resin base 9 elongated in the vertical direction and having an opening 8 extending along the wall surface of the manhole 1 and having a hole 7 into which the fixing portion 5 is inserted. .
【0011】そして、前記足掛具主体6は、その固定部
5,5が基台9の上下位置に穿設された孔7,7に挿入
されて、該基台9内においてナット10によって固定さ
れるのである。また、基台9内には焼成された粒状(約
1ないし2ミリ径)のスラッジ11(砂及び汚泥)が収
納されるようになっており、前記足掛具主体6が基台9
に固定された後、該基台9内にエポキシ系またはポリエ
ステル系のような強力接着剤を塗布した前記スラッジ1
1が充填されて、前記固定部5を保護すると共に該接着
剤により基台9とスラッジ11を一体化するようになっ
ている。なお、12は前記基台9に一体に形成した脚部
である。The footrest body 6 has its fixing portions 5 and 5 inserted into holes 7 and 7 formed in upper and lower positions of the base 9, and is fixed in the base 9 by nuts 10. It is done. In the base 9, fired granular (about 1 to 2 mm diameter) sludge 11 (sand and sludge) is stored.
After the sludge 1 is fixed to the base 9, a strong adhesive such as an epoxy-based or polyester-based adhesive is applied to the base 9.
1, the base 9 and the sludge 11 are integrated by the adhesive while protecting the fixing portion 5. Reference numeral 12 denotes a leg formed integrally with the base 9.
【0012】以上のような構成からなるマンホ―ル用足
掛具であるので、足掛具主体6を基台9に固定し且つ基
台9内にスラッジ11を収納した足掛具ユニット2は、
その脚部12及びスラッジ11のマンホ―ル1の壁と当
接する面に前記接着剤を更に塗布し且つマンホ―ル1の
壁に埋込まれたアンカ―ボルトを脚部12のボルト孔1
3に通してナットを締付けることによりマンホ―ルに取
付けられるのである。この際、基台9内にはスラッジ1
1が封入されているので、該スラッジ11により足掛具
主体6の手摺部材4の固定部5はマンホ―ル1内の湿気
等に触れることなく保護される。Since the footrest for a manhole is constructed as described above, the footrest unit 2 in which the footrest main body 6 is fixed to the base 9 and the sludge 11 is stored in the base 9 is provided. ,
The adhesive is further applied to the surface of the leg 12 and the sludge 11 which comes into contact with the wall of the manhole 1, and the anchor bolt embedded in the wall of the manhole 1 is inserted into the bolt hole 1 of the leg 12.
It is attached to the manhole by tightening the nut through 3. At this time, the sludge 1
Since the slug 11 is sealed, the sludge 11 protects the fixing portion 5 of the handrail member 4 of the leg holder 6 without touching moisture or the like in the manhole 1.
【0013】このようにして、足掛具ユニット2は足掛
具主体6と基台9で構成され、複数の足踏板3,3を有
する足掛具ユニット2のマンホ―ル1の壁への取付けが
基台9の脚部12のボルト止めと脚部12とスラッジ1
1の接着剤による固定で行われるので、作業性がよく、
基台9内には焼成された粒状のスラッジ11が収納され
るので、スラッジ11の再利用ができ且つスラッジ11
による足掛具ユニット2の補強が可能となり、さらには
足掛具主体6の手摺部材4の固定部5の錆や腐食がスラ
ッジ11によって防止され得るものである。In this manner, the footwear unit 2 is composed of the footwear main body 6 and the base 9, and the footwear unit 2 having the plurality of footboards 3, 3 is mounted on the wall of the manhole 1. Mounting is performed by bolting the legs 12 of the base 9 and the legs 12 and the sludge 1.
As it is performed by fixing with 1 adhesive, workability is good,
Since the fired granular sludge 11 is stored in the base 9, the sludge 11 can be reused and the sludge 11 can be reused.
This makes it possible to reinforce the footwear unit 2, and furthermore, the sludge 11 can prevent rust and corrosion of the fixing portion 5 of the handrail member 4 of the footwear main body 6.
【0014】そして、図3に詳細に示すように、手摺部
材4を、基台9の上部位置に穿設された孔7に挿入され
る固定部5と上部足踏板3を貫通する貫通部15を有す
るエルボ41と、両足踏板3,3間の管42と、基台9
の下部位置に穿設された孔7に挿入される固定部5と下
部足踏板3を貫通する貫通部16を有するエルボ43
と、で構成し、前記貫通部15,16の端部を管42に
挿入するようにして組立てると、手摺部材4と足踏板3
の組立てがきわめて容易にできる。As shown in detail in FIG. 3, the handrail member 4 is fixed to a fixing portion 5 inserted into a hole 7 formed at an upper position of the base 9 and a penetrating portion 15 penetrating the upper foot plate 3. , A tube 42 between both foot plates 3, 3,
An elbow 43 having a fixing portion 5 inserted into a hole 7 formed at a lower position of the base plate and a penetrating portion 16 penetrating the lower foot plate 3.
When the end portions of the penetrating portions 15 and 16 are inserted into the pipe 42 and assembled, the handrail member 4 and the foot plate 3
Can be assembled very easily.
【0015】また、前記足踏板3を図6に示すように、
従来の足踏部に比して幅広にすることにより、昇降時の
足の安定性が増し、また、板の構成をハニカム構造17
とすることにより、軽量で強固な足踏板3とすることが
できる。[0015] Further, as shown in FIG.
By making the width wider than that of the conventional foot step portion, the stability of the foot when ascending and descending is increased, and the configuration of the plate is changed to the honeycomb structure 17.
By doing so, the lightweight and strong footboard 3 can be obtained.
【0016】[0016]
【発明の効果】本発明に係るマンホ―ル用足掛具の取付
構造によれば、複数の足踏板を備えた足掛具ユニットが
足掛具主体と基台で構成され、足掛具ユニットのマンホ
―ルの壁への取付けが基台の脚部のボルト止めと脚部と
スラッジの接着剤による固定で行われるので、足掛具の
マンホ―ル壁への取付けが従来例に比して格別に簡略さ
れ、しかもボルトは小径のもので済み且つ作業性がよ
く、基台内には焼成された粒状のスラッジが収納される
ので、スラッジの再利用ができ且つスラッジによる足掛
具ユニットの補強が可能となり、さらには足掛具主体の
手摺部材の固定部の錆や腐食がスラッジによって防止さ
れ得るものであり、取付け作業が容易で、強固で、錆や
腐食に強く、特に既存のマンホ―ル内に設置されている
足掛具を取り替えるのに最適なマンホ―ル用足掛具の取
付構造となる。According to the mounting structure for a foothold for a manhole according to the present invention, the footwear unit provided with a plurality of footboards is composed of a footrest main body and a base. The mounting of the footrest to the wall of the manhole is carried out by bolting the legs of the base and fixing the legs and sludge with adhesive, as compared with the conventional case. The bolts are small in diameter and workability is good, and fired granular sludge is stored in the base, so that sludge can be reused and the foothold unit is made of sludge. Can be reinforced, and furthermore, the rust and corrosion of the fixed part of the handrail member mainly composed of footholding equipment can be prevented by sludge, and the installation work is easy, strong, strong against rust and corrosion, especially the existing Replace the footrest installed in the manhole The mounting structure of the Le for footrests instrument - optimum sailing on.
【0017】また、前記手摺部材を分割型とし、該分割
型の途中に複数の足踏板を取付けるようにした場合に
は、足掛具主体の手摺部材と足踏板との組立てがきわめ
て容易にできるマンホ―ル用足掛具の取付構造となる。In the case where the handrail member is of a split type and a plurality of footboards are mounted in the middle of the split type, assembly of the handrail member mainly composed of a footrest and the footboard can be extremely easily performed. Mounting structure for manhole footrest.
【0018】さらに、前記足踏板を幅広のハニカム構造
に形成した場合には、昇降時の足の安定性が増し、且つ
軽量で強固な足踏板を有するマンホ―ル用足掛具の取付
構造となる。Further, when the footboard is formed in a wide honeycomb structure, the stability of the foot when ascending and descending is increased, and the mounting structure of the foothold for a manhole having a lightweight and strong footboard is provided. Become.
【図1】図1は本発明の実施例に係る足掛具をマンホ―
ルに取付けた側面概略図である。FIG. 1 is a perspective view of a footrest according to an embodiment of the present invention;
FIG.
【図2】図2はその正面図である。FIG. 2 is a front view of the same.
【図3】図3は本発明に係る足掛具の分解説明図であ
る。FIG. 3 is an exploded view of the footwear according to the present invention.
【図4】図4はマンホ―ル上部に取付けられるユニット
の側面図である。FIG. 4 is a side view of a unit mounted on the upper part of the manhole.
【図5】図5はマンホ―ル下部に取付けられるユニット
の側面図である。FIG. 5 is a side view of a unit attached to a lower portion of the manhole.
【図6】図6は本発明に係る足掛具における足踏板の平
面図である。FIG. 6 is a plan view of a foot plate in the footwear according to the present invention.
1 マンホ―ル 2 足掛具ユニット 3 足踏板 4 手摺部材 5 固定部 6 足掛具主体 7 固定部を挿入する孔 8 開口 9 基台 11 スラッジ 12 脚部 17 ハニカム構造 41,42,43 手摺の分割部材 DESCRIPTION OF SYMBOLS 1 Manhole 2 Footrest unit 3 Footstep board 4 Handrail member 5 Fixed part 6 Footrest main body 7 Hole for inserting fixed part 8 Opening 9 Base 11 Sludge 12 Leg 17 Honeycomb structure 41, 42, 43 Split member
Claims (3)
延びる手摺部材と該手摺部材の両端の固定部とからなる
足掛具主体と、前記固定部を挿入する孔を有しマンホ―
ルの壁面に沿った開口を有する上下方向に細長く延びた
ボックス状の合成樹脂製の基台と、からなるマンホ―ル
用足掛具であって、前記手摺部材に複数個の足踏板を取
付け、前記手摺部材の固定部を基台内において固定し且
つ該基台内に焼成した粒状のスラッジを収納して接着剤
により基台とスラッジを一体化してユニットを構成し、
該ユニットを、前記基台に設けた脚部をボルトによりマ
ンホ―ル壁に固定すると共に該脚部と前記スラッジとを
接着剤によってもマンホ―ル壁に固定するようにしたマ
ンホ―ル用足掛具の取付構造。1. A footrest comprising a plurality of footboards, a handrail member extending vertically at both ends thereof, and fixing portions at both ends of the handrail member, and a manhole having a hole for inserting the fixing portion.
And a box-shaped synthetic resin base elongated in the vertical direction and having an opening along the wall of the manhole, and a plurality of footboards attached to the handrail member. A fixed unit of the handrail member is fixed in the base, and the baked granular sludge is stored in the base, and the base and the sludge are integrated with an adhesive to constitute a unit,
In this unit, the leg provided on the base is fixed to the manhole wall with a bolt, and the leg and the sludge are also fixed to the manhole wall with an adhesive. Mounting structure for hooks.
途中に複数の足踏板を取付けるようにしたことを特徴と
する請求項1記載のマンホ―ル用足掛具の取付構造。2. The mounting structure according to claim 1, wherein the handrail member is of a split type, and a plurality of footboards are mounted in the middle of the split type.
したことを特徴とする請求項1又は請求項2記載のマン
ホ―ル用足掛具の取付構造。3. The mounting structure according to claim 1, wherein the foot plate is formed in a wide honeycomb structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8017030A JP2754477B2 (en) | 1996-01-08 | 1996-01-08 | Attachment structure for manhole footrest |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8017030A JP2754477B2 (en) | 1996-01-08 | 1996-01-08 | Attachment structure for manhole footrest |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09184151A JPH09184151A (en) | 1997-07-15 |
JP2754477B2 true JP2754477B2 (en) | 1998-05-20 |
Family
ID=11932612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8017030A Expired - Fee Related JP2754477B2 (en) | 1996-01-08 | 1996-01-08 | Attachment structure for manhole footrest |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2754477B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001258337A (en) * | 2000-03-21 | 2001-09-25 | Iseki & Co Ltd | Mobile agricultural machine |
-
1996
- 1996-01-08 JP JP8017030A patent/JP2754477B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH09184151A (en) | 1997-07-15 |
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Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |