JP2008183874A - ケーブル布設済管路ライニング方法 - Google Patents
ケーブル布設済管路ライニング方法 Download PDFInfo
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- JP2008183874A JP2008183874A JP2007021673A JP2007021673A JP2008183874A JP 2008183874 A JP2008183874 A JP 2008183874A JP 2007021673 A JP2007021673 A JP 2007021673A JP 2007021673 A JP2007021673 A JP 2007021673A JP 2008183874 A JP2008183874 A JP 2008183874A
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- pipe
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- rehabilitation
- existing pipe
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- 238000007789 sealing Methods 0.000 claims abstract description 55
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000008929 regeneration Effects 0.000 abstract 6
- 238000011069 regeneration method Methods 0.000 abstract 6
- 238000010438 heat treatment Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 240000008528 Hevea brasiliensis Species 0.000 description 3
- 229920000459 Nitrile rubber Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- BZHJMEDXRYGGRV-UHFFFAOYSA-N vinyl chloride Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 229920002456 HOTAIR Polymers 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials 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Images
Abstract
【解決手段】長手方向の全長に亘ってスリット11を有し既設管Kより断面積が小さくされた熱可塑性樹脂製の更生管10、及び、スリット11を封止する封止部材20を既設管の一方の開口端K1から供給し、一方の開口端K1において、ケーブルCをスリット11から更生管10内へと挿入しつつ更生管10のケーブルCを挿入し終えた箇所から順にスリット11を封止部材20で封止するとともに、更生管10を既設管の他方の開口端K2へと移動させ、既設管の両開口端K1,K2間の全域に亘って更正管10を配置した後、更生管10を拡径させ、既設管K内面に更生管10及び封止部材20を密着状態で内設させることを特徴とするものである。
【選択図】 図5
Description
まず、この既設管Kの内面に生じた錆、汚れなどを除去するために事前処理を行う。事前処理の方法は、ケーブルCを既設管Kに挿通したままできるものであれば、特に限定するものではなく、例えば、水による洗浄や砂吹き付けなどを行うことができる。
図5は、既設管K内に更生管10を挿入する工程を示す概略図である。
その後、発進側マンホールM1内で更生管10を所定の長さに切断し、発進側マンホールM1側に更生管10の開口端が形成される。そして、更生管10の両開口端のみを蒸気などの加熱媒体によって加熱し、これら両開口端のみを部分的に円筒形に形状を回復させ、これら両開口端に密閉治具40をそれぞれ取り付ける(図8参照)。
更生管10の冷却が終了したら、更生管10の両開口端から密閉治具40をそれぞれ取り外し、地面に配設された加熱・加圧器50などを撤去する。そして、更生管10の両開口端を既設管の両開口端K1,K2に揃えて切断し、また、必要があればモルタルなどで既設管の両開口端K1,K2の表面が平滑になるように仕上げる。
11 スリット
12,12 更生管のスリットを形成する両端部
20 封止部材
K 既設管
K1 既設管の一方の開口端
K2 既設管の他方の開口端
M1,M2 マンホール
C ケーブル
Claims (3)
- 内部にケーブルが布設されている既設管を更生するケーブル布設済管路ライニング方法において、
長手方向の全長に亘ってスリットを有し既設管より断面積が小さくされた熱可塑性樹脂製の更生管、及び、前記スリットを封止する封止部材を既設管の一方の開口端から供給し、
前記一方の開口端において、前記ケーブルを前記スリットから前記更生管内へと挿入しつつ更生管のケーブルを挿入し終えた箇所から順に前記スリットを前記封止部材で封止するとともに、前記更生管を既設管の他方の開口端へと移動させ、既設管の両開口端間の全域に亘って前記更正管を配置した後、
前記更生管を内部から加熱及び加圧して拡径させ、既設管内面に前記更生管及び封止部材を密着状態で内設させることを特徴とするケーブル布設済管路ライニング方法。 - 前記封止部材が、前記更生管のスリットを形成する両端部をそれぞれ挟持可能な形状とされたことを特徴とする請求項1に記載のケーブル布設済管路ライニング方法。
- 前記封止部材が、接着剤によって前記更生管に接着されたことを特徴とする請求項1または2に記載のケーブル布設済管路ライニング方法。
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