JPH082185Y2 - Manhole concrete driving equipment - Google Patents
Manhole concrete driving equipmentInfo
- Publication number
- JPH082185Y2 JPH082185Y2 JP4072890U JP4072890U JPH082185Y2 JP H082185 Y2 JPH082185 Y2 JP H082185Y2 JP 4072890 U JP4072890 U JP 4072890U JP 4072890 U JP4072890 U JP 4072890U JP H082185 Y2 JPH082185 Y2 JP H082185Y2
- Authority
- JP
- Japan
- Prior art keywords
- metal fitting
- mounting
- manhole
- driving metal
- 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 - Fee Related
Links
Landscapes
- Moulds, Cores, Or Mandrels (AREA)
Description
【考案の詳細な説明】 ［産業上の利用分野］ 本考案は、マンホールの構築に使用されるコンクリー
ト打込施工装置に関する。[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a concrete driving device used for constructing a manhole.
［従来技術］ 従来のマンホールの構築手段を第５図について説明す
る。[Prior Art] A conventional manhole building means will be described with reference to FIG.
まず、水平支持枠ａ上にマンホールｘの内径よりも大
きな外径の段付型枠ｂを乗載し、該型枠ｂの周囲に基礎
面となるスラブコンクリートｃを所定レベルで打込ん
で、凝固するまで放置する（第５図イ）。First, a stepped form b having an outer diameter larger than the inner diameter of the manhole x is mounted on the horizontal support frame a, and a slab concrete c serving as a foundation surface is driven around the form b at a predetermined level. Let stand until it solidifies (Fig. 5A).
次に、コンクリートｃの凝固後に支持枠ａと、型枠ｂ
を除去する。そして、型枠ｂの除去後に生じた段付孔ｄ
の段上に、レベル調整用のモルタルｅを介してマンホー
ル蓋の受枠ｆを乗載し、その高さを調整する（第５図
ロ）。然る後に、段付孔ｄの内面に、マンホールｘの内
周面となる仕上モルタルｇを塗り込み、さらに受枠ｆ
と、コンクリートｃ間にも仕上モルタルｈを埋め込む
（第５図ハ）。Next, after solidification of the concrete c, the supporting frame a and the form b
Is removed. Then, the stepped hole d formed after the removal of the form b
The receiving frame f of the manhole lid is mounted on the step of the through the level adjusting mortar e, and the height thereof is adjusted (FIG. 5B). After that, the inner surface of the stepped hole d is coated with a finishing mortar g which becomes the inner peripheral surface of the manhole x, and the receiving frame f
Then, the finishing mortar h is also embedded between the concrete c (FIG. 5C).
ところで、上述の施工手段にあっては、スラブコンク
リートｃの凝固後（凝固は通常１週間以上）に受枠を配
置し、さらにモルタルe,g,hの凝固により完成するもの
であるから、工期が長くなり、モルタルｅにより受枠ｆ
のレベル調整をするものであるから、そのレベル出しが
原始的なため面倒であり、しかも必ずしも水平に調整で
きない。さらにはマンホールｘの内面を仕上モルタルｇ
の塗り込みによって施すものであるから、施工に手間が
かかり、熟練を要する。By the way, in the above-mentioned construction means, the receiving frame is arranged after the slab concrete c is solidified (solidification is usually for 1 week or more), and the mortar e, g, h is further solidified, so that the construction period is Longer, receiving frame f due to mortar
Since it is to adjust the level of, it is troublesome because the level setting is primitive, and moreover, it cannot always be adjusted horizontally. Furthermore, the inner surface of the manhole x is finished with mortar g
Since it is applied by coating, it requires time and effort and requires skill.
［考案が解決しようとする問題点］ そこで、かかる従来構成の問題点を除去するものとし
て、第６図に示すようにコンクリートの水平支持枠ａ上
に固定されるマンホールの入口内周面となる筒状の下部
打込金具ｎと、上縁に乗載片ｑが周設され、下部打込金
具ｎの上縁に嵌着して昇降可能に支持される環状の上部
打込金具ｒとからなるものが提案された。[Problems to be Solved by the Invention] Therefore, in order to eliminate the problems of the conventional configuration, as shown in FIG. 6, the inner peripheral surface of the inlet of the manhole is fixed on the horizontal support frame a of concrete. A cylindrical lower driving metal fitting n and an annular upper driving metal fitting r, which is provided around the upper edge thereof and is fitted around the upper edge of the lower driving metal fitting n so as to be lifted and lowered. Was proposed.
かかる構成にあっては、コンクリートの水平支持枠ａ
上に下部打込金具ｎを乗載し、その下縁に形成した取付
座ｍを水平支持枠ａに固着しておき、乗載片ｑに受枠ｐ
をあらかじめ固定しておいた上部打込金具ｒを下部打込
金具ｎの上縁に嵌着し、その高さを調整して径方向から
ボルトｓで螺合緊締して保持した後に、上部打込金具ｒ
と、下部打込金具ｎの連結体の周囲に、スラブコンクリ
ートを所定レベルで打込むことにより、マンホールが構
築されるものである。In such a structure, the concrete horizontal support frame a
The lower driving metal fitting n is mounted on the upper part, the mounting seat m formed on the lower edge thereof is fixed to the horizontal support frame a, and the mounting frame q is mounted on the mounting piece q
The upper driving metal fitting r, which has been fixed in advance, is fitted to the upper edge of the lower driving metal fitting n, and its height is adjusted and screwed tightly with bolts s from the radial direction to hold it. Metal fitting r
And, a manhole is constructed by driving slab concrete around a connected body of the lower driving metal fittings n at a predetermined level.
ところで、この構成にあっては、下部打込金具ｎと、
上部打込金具ｒとを径方向からボルトｓで保持するもの
であるために、そのマンホール内面にボルトｓの頭が露
出し、該マンホールの出入りの際に、荷物等がボルト頭
に引っ掛かる等の恐れがある。By the way, in this structure, the lower driving metal fitting n,
Since the upper driving tool r is held by the bolt s from the radial direction, the head of the bolt s is exposed on the inner surface of the manhole, and when the manhole moves in and out, luggage or the like is caught on the bolt head. There is a fear.
本考案は、上述の構成を改良して、マンホール内面を
整一とすることを目的とするものである。An object of the present invention is to improve the above-mentioned configuration so as to make the inner surface of the manhole uniform.
［問題点を解決するための手段］ 本考案のコンクリート打込施工装置は、 下縁にコンクリートの水平支持枠上に固定される取付
座を備え、上縁に外方へ突出する連係鍔片を備えた筒状
の下部打込金具と、 マンホール蓋の受枠が固定される乗載片を備え、前記
下部打込金具の上縁に昇降可能に嵌装して昇降可能に支
持される筒状の上部打込金具と、 上端部をマンホール蓋の受枠に周設される乗載鍔に形
成された連結孔と上部打込金具の乗載片とに固定し、下
端部を下部打込金具の連係鍔片と固定して両打込金具の
外方で上下に差し渡される連結螺子杆 とからなるものである。[Means for Solving Problems] The concrete driving construction apparatus of the present invention is provided with a mounting seat fixed on a concrete horizontal support frame at a lower edge, and a linking collar piece protruding outward at an upper edge. A cylindrical lower driving metal fitting provided with a mounting piece to which the receiving frame of the manhole lid is fixed, and a cylindrical shape which is fitted to the upper edge of the lower driving metal fitting so as to be able to move up and down and supported. The upper driving metal fitting, the upper end is fixed to the connecting hole formed on the mounting collar surrounding the receiving frame of the manhole lid, and the mounting piece of the upper driving metal fitting, and the lower end is linked to the lower driving metal fitting. It is composed of a connecting screw rod that is fixed to the collar piece and is vertically extended outside the both metal fittings.
［作用］ 上述のコンクリート打込施工装置を用いることによ
り、次の順序でマンホールが構築される。[Operation] The manhole is constructed in the following order by using the above-mentioned concrete driving construction device.
コンクリートの水平支持枠上に下部打込金具を乗載
し、取付座を水平支持枠に固着する。Mount the lower driving tool on the concrete horizontal support frame and fix the mounting seat to the horizontal support frame.
あらかじめ連結螺子杆の上端部で上部打込金具の乗載
片に受枠を固定しておいてから、上部打込金具を下部打
込金具の上縁に嵌着し、その高さを調整して連結螺子杆
の下端を下部打込金具の連係鍔片に固定する。After fixing the receiving frame to the mounting piece of the upper driving tool at the upper end of the connecting screw rod in advance, fit the upper driving tool to the upper edge of the lower driving tool and adjust the height. Fix the lower end of the connecting screw rod to the linking flange of the lower driving tool.
上部打込金具と、下部打込金具の連結体の周囲に、ス
ラブコンクリートを所定レベルで打込む。The slab concrete is driven at a predetermined level around the connected body of the upper driving metal fitting and the lower driving metal fitting.
スラブコンクリートの凝固後に、水平支持枠を除去す
る。After solidification of the slab concrete, the horizontal support frame is removed.
［実施例］ 第１〜４図について本考案の一実施例を説明する。[Embodiment] An embodiment of the present invention will be described with reference to FIGS.
第１図中、１は下部打込金具であって、短円筒状をし
ていて、その下縁に、釘孔３が形成された取付座２が等
角度間隔で四箇所、外方突成されている。この取付座２
は、下部打込金具１の下縁全周に形成しても良い。さら
にはこの取付座２にはコンクリート充填時に下部打込金
具１に圧力がかかって変形するのを防止するために補強
材４が必要に応じて溶接される。In FIG. 1, reference numeral 1 denotes a lower driving metal fitting, which has a short cylindrical shape, and at its lower edge, mounting seats 2 having nail holes 3 are formed at four positions at equal angular intervals and projecting outward. Has been done. This mounting seat 2
May be formed around the entire lower edge of the lower driving member 1. Further, a reinforcing material 4 is welded to the mounting seat 2 as needed in order to prevent the lower driving metal fitting 1 from being deformed due to pressure when it is filled with concrete.
また、前記下部打込金具１の上縁には、外方へ突出す
る取付孔６を形成した連係鍔片５が等角度間隔で四箇所
突成されている。この連係鍔片５は、下部打込金具１の
上縁全周に形成しても良い。Further, on the upper edge of the lower driving member 1, four linking collar pieces 5 having mounting holes 6 projecting outward are formed at equal angular intervals. The linkage collar piece 5 may be formed around the entire upper edge of the lower driving tool 1.
前記下部打込金具１の上縁には、上部打込金具７が昇
降可能に内嵌される。該上部打込金具７は短円筒状をし
ており、その上端に等角度間隔で乗載片８が四箇所突成
され、各乗載片８には連結孔９が形成されている。前記
乗載片８は上部打込金具７の上縁全周に突成することも
できる。また前記上部打込金具７の内面には、後記する
ようにマンホール蓋30の持ち出しを防止するための鎖31
を掛けるための透孔が形成された鎖掛け片32を固着して
も良い。On the upper edge of the lower driving metal fitting 1, an upper driving metal fitting 7 is fitted so as to be vertically movable. The upper driving metal fitting 7 has a short cylindrical shape, and four mounting pieces 8 project from the upper end thereof at equal angular intervals, and a connecting hole 9 is formed in each mounting piece 8. The mounting piece 8 may be formed so as to project over the entire upper edge of the upper driving member 7. Further, a chain 31 for preventing the manhole cover 30 from being taken out is provided on the inner surface of the upper driving member 7 as described later.
A chain hooking piece 32 having a through hole for hanging may be fixed.
この下部打込金具１、上部打込金具７を用いた、マン
ホールｘの施工手順を第２〜４図について説明する。The procedure for constructing the manhole x using the lower driving tool 1 and the upper driving tool 7 will be described with reference to FIGS.
まず、第２図に示すように水平支持枠10を差渡し、該
水平支持枠10上のマンホールｘを形成すべき位置に下部
打込金具１を配置し、各取付座２の釘孔３から水平支持
枠10に釘11を打込み、仮固定する。First, as shown in FIG. 2, the horizontal supporting frame 10 is passed over, the lower driving metal fitting 1 is arranged at a position on the horizontal supporting frame 10 where the manhole x should be formed, and from the nail hole 3 of each mounting seat 2. A nail 11 is driven into the horizontal support frame 10 and temporarily fixed.
次に、第３図に示すように、あらかじめ上部打込金具
７の乗載片８上縁に、マンホール蓋30の受枠15を乗載
し、該受枠15の周縁に突成されている乗載鍔16に形成し
た連結孔17と、前記乗載片８の連結孔７を合致させて、
連結螺子杆18を上方から挿通し、締付ナット19を下方か
ら螺着緊締することにより、上部打込金具７と受枠15と
を連結螺子杆18の頭部と、締付ナット19とで挟持して連
結しておく。さらには連結螺子杆18にはあらかじめ位置
決めナット20を螺合しておく。Next, as shown in FIG. 3, the receiving frame 15 of the manhole cover 30 is mounted on the upper edge of the mounting piece 8 of the upper driving member 7 in advance, and the mounting frame 15 is projected on the peripheral edge of the receiving frame 15. Align the connecting hole 17 formed in the collar 16 with the connecting hole 7 of the mounting piece 8,
By inserting the connecting screw rod 18 from above and screwing and tightening the tightening nut 19 from below, the upper hammer 7 and the receiving frame 15 are clamped between the head of the connecting screw rod 18 and the tightening nut 19. And connect them. Further, a positioning nut 20 is previously screwed onto the connecting screw rod 18.
そして、受枠15を連結した上部打込金具７を下部打込
金具１の上縁に内嵌し、下部打込金具１の連係鍔片５に
形成した取付孔６に連結螺子杆18の下端を挿入し、位置
決めナット20を取付孔６の周囲に係合し、その位置決め
ナット20の位置により、受枠15の高さが所定位置となる
ようにレベル調整する。そして高さ位置を決定したら連
結螺子杆18の挿入端から固定ナット21を螺合し、これを
緊締して受枠15及び上部打込金具７を下部打込金具１上
に固定する。Then, the upper driving metal fitting 7 to which the receiving frame 15 is connected is fitted into the upper edge of the lower driving metal fitting 1, and the lower end of the connecting screw rod 18 is fitted into the mounting hole 6 formed in the linking collar piece 5 of the lower driving metal fitting 1. After the insertion, the positioning nut 20 is engaged around the mounting hole 6, and the level of the positioning nut 20 is adjusted so that the height of the receiving frame 15 is at a predetermined position. When the height position is determined, a fixing nut 21 is screwed from the insertion end of the connecting screw rod 18 and tightened to fix the receiving frame 15 and the upper driving metal fitting 7 on the lower driving metal fitting 1.
その後に、打込金具1,7の周囲で受枠15の上縁までス
ラブコンクリート22を打込む。After that, the slab concrete 22 is driven to the upper edge of the receiving frame 15 around the driving fittings 1 and 7.
そして最後に、スラブコンクリート２の凝固後に水平
支持枠10を除去する。And finally, after solidification of the slab concrete 2, the horizontal support frame 10 is removed.
而して、第４図に示すように前記打込金具1,7により
マンホールｘの内面が形成されると共に、その上縁に受
枠15が配置され、施工が完了する。この受枠15にはマン
ホール蓋30が被着され、鎖31が上部打込金具７に形成さ
れた鎖掛け片32に掛けられて、その持ち出しを防止され
る。Then, as shown in FIG. 4, the inner surface of the manhole x is formed by the driving fittings 1 and 7, and the receiving frame 15 is arranged at the upper edge thereof, and the construction is completed. A manhole cover 30 is attached to the receiving frame 15, and a chain 31 is hung on a chain-hanging piece 32 formed on the upper driving member 7 to prevent the chain 31 from being taken out.
上述したように、マンホールｘは前記打込金具1,7に
より入口内周面を形成される。しかも打込金具1,7の連
結をその円筒部の外方で連結螺子杆18により行なってい
るから、該マンホールｘの内面に螺子頭等が露出するこ
とはない。このため、マンホールｘの出入りに邪魔とな
る突起物がなく、良好なマンホール内面を形成できるこ
ととなる。As described above, the manhole x has the inlet inner peripheral surface formed by the driving fittings 1 and 7. Moreover, since the driving metal fittings 1 and 7 are connected to each other outside the cylindrical portion by the connecting screw rod 18, the screw head and the like are not exposed on the inner surface of the manhole x. Therefore, there is no protrusion that hinders the entry and exit of the manhole x, and a good manhole inner surface can be formed.
さらには上部打込金具７に支持された受枠15は、下部
打込金具１に対して上部打込金具７を摺動させ、連結螺
子杆18に螺合した位置決めナット20を調整することによ
り、簡易に任意高さに設定できる。Further, the receiving frame 15 supported by the upper driving metal fitting 7 slides the upper driving metal fitting 7 with respect to the lower driving metal fitting 1 and adjusts the positioning nut 20 screwed to the connecting screw rod 18, Can be easily set to any height.
前記連結螺子杆18の上下端での打込金具1,7との固定
は、その雄螺子を用いることにより種々の手段が提案さ
れる。Various means are proposed for fixing the upper and lower ends of the connecting screw rod 18 to the driving fittings 1, 7 by using the male screw.
［考案の効果］ 本考案は、上述のように下部打込金具１上に上部打込
金具７を嵌装し、上部打込金具７に固定した受枠15を高
さ調整自在に保持し、かつ打込金具1,7を円筒部の外方
で連結螺子杆18により連結して、該打込金具1,7により
マンホールｘの内面を生じさせるようにしたから、 イ）打込金具1,7の組み付けと、スラブコンクリート22
の打込みで基本施工は完了し、スラブコンクリート22の
凝固後には、水平支持枠10を除去するのみで良いから、
工事が効率的で、しかも短期間ですむ。[Advantage of the Invention] According to the present invention, the upper driving metal fitting 7 is fitted on the lower driving metal fitting 1 as described above, and the receiving frame 15 fixed to the upper driving metal fitting 7 is held in a height adjustable manner, and Since the driving metal fittings 1 and 7 are connected to the outside of the cylindrical portion by the connecting screw rod 18 so that the inner surface of the manhole x is generated by the driving metal fittings 1 and 7, a) Driving metal fittings 1 and 7 Assembling and slab concrete 22
The basic construction is completed by driving in, and after the solidification of the slab concrete 22, it is only necessary to remove the horizontal support frame 10,
The construction is efficient and can be done in a short period of time.
ロ）連結螺子杆18との螺合位置を変えて、下部打込金具
１に対する上部打込金具７を高さを調整するだけで、受
枠15のレベル調整ができ、簡易に最適な位置に受枠15を
施工できる。B) The level of the receiving frame 15 can be adjusted simply by changing the screwing position with the connecting screw rod 18 and adjusting the height of the upper driving metal 7 with respect to the lower driving metal 1, and the receiving frame can be easily received at the optimum position. 15 can be installed.
ハ）モルタルによる仕上工程を要せず、工程が簡易であ
る。C) The finishing process using mortar is not required and the process is simple.
ニ）マンホール内面を仕上モルタルの塗り込みによって
施すものでなく、下部打込金具１の内面がそのままマン
ホール内面となるから、仕上が美麗であり、かつ地震等
に対しても耐久性がある。D) The inner surface of the manhole is not applied by coating with finishing mortar, but the inner surface of the lower driving tool 1 becomes the inner surface of the manhole as it is, so that the finishing is beautiful and it is durable against an earthquake or the like.
ホ）マンホールｘの内面に螺子頭等が露出することはな
く、このため、マンホールｘの出入りが安全かつ容易と
なる。E) The screw head or the like is not exposed on the inner surface of the manhole x, and therefore the manhole x can be safely and easily moved in and out.
等の優れた効果がある。And so on.
第１図は本考案に係る下部打込金具１、上部打込金具７
の分離斜視図、第2,3図は施工過程を示す一部の縦断側
面図、第４図は完成状態を示す縦断側面図である。また
第５図は従来の施工順序を示す縦断側面図、第６図は他
の従来構成の施工を示す縦断側面図である。 １…下部打込金具 ２…取付座 ５…連係鍔片 ６…取付孔 ７…上部打込金具 ８…乗載片 ９…連結孔 10…水平支持枠 15…受枠 16…乗載鍔 17…連結孔 18…連結螺子杆 19…締付ナット 20…位置決めナット 21…固定ナット ｘ…マンホールFIG. 1 shows a lower driving tool 1 and an upper driving tool 7 according to the present invention.
Fig. 2 is a partial side elevational view showing the construction process, and Fig. 4 is a side elevational view showing the completed state. Further, FIG. 5 is a vertical sectional side view showing a conventional construction sequence, and FIG. 6 is a vertical sectional side view showing another conventional construction. 1 ... Lower driving metal fitting 2 ... Mounting seat 5 ... Coupling collar piece 6 ... Mounting hole 7 ... Upper driving metal fitting 8 ... Mounting piece 9 ... Connecting hole 10 ... Horizontal support frame 15 ... Receiving frame 16 ... Mounting collar 17 ... Connection Hole 18 ... Connection screw rod 19 ... Tightening nut 20 ... Positioning nut 21 ... Fixed nut x ... Manhole
Claims (1)
される取付座を備え、上縁に外方へ突出する連係鍔片を
備えた筒状の下部打込金具と、 マンホール蓋の受枠が固定される乗載片を備え、前記下
部打込金具の上縁に昇降可能に嵌装して昇降可能に支持
される筒状の上部打込金具と、 上端部をマンホール蓋の受枠に周設される乗載鍔に形成
された連結孔と上部打込金具の乗載片とに固定し、下端
部を下部打込金具の連係鍔片と固定して両打込金具の外
方で上下に差し渡される連結螺子杆と を備えてなるマンホールのコンクリート打込施工装置。1. A cylindrical lower driving metal fitting having a mounting seat fixed on a concrete horizontal support frame at a lower edge and a linking brim projecting outward at an upper edge, and a manhole cover receiving frame. A top mounting metal fitting, which is fixed to the upper mounting edge of the lower mounting metal fitting and is supported by the upper edge of the lower mounting metal fitting so that it can be raised and lowered. It is fixed to the connecting hole formed in the mounting collar to be installed and the mounting piece of the upper driving metal fitting, and the lower end is fixed to the linking collar piece of the lower driving metal fitting to raise and lower outside of both driving metal fittings. A manhole concrete placing machine equipped with a connecting screw rod that is passed over to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4072890U JPH082185Y2 (en) | 1990-04-16 | 1990-04-16 | Manhole concrete driving equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4072890U JPH082185Y2 (en) | 1990-04-16 | 1990-04-16 | Manhole concrete driving equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH041242U JPH041242U (en) | 1992-01-08 |
| JPH082185Y2 true JPH082185Y2 (en) | 1996-01-24 |
Family
ID=31550767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4072890U Expired - Fee Related JPH082185Y2 (en) | 1990-04-16 | 1990-04-16 | Manhole concrete driving equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082185Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2670740B2 (en) * | 1993-04-19 | 1997-10-29 | 鹿島建設株式会社 | Framework scaffolding |
| JP4712057B2 (en) * | 2008-02-20 | 2011-06-29 | カネソウ株式会社 | Manhole storage device |
-
1990
- 1990-04-16 JP JP4072890U patent/JPH082185Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH041242U (en) | 1992-01-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |