CN100595468C - Tube inner linking material for pipeline local repair and its producing method and use - Google Patents
Tube inner linking material for pipeline local repair and its producing method and use Download PDFInfo
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- CN100595468C CN100595468C CN200410025596A CN200410025596A CN100595468C CN 100595468 C CN100595468 C CN 100595468C CN 200410025596 A CN200410025596 A CN 200410025596A CN 200410025596 A CN200410025596 A CN 200410025596A CN 100595468 C CN100595468 C CN 100595468C
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Abstract
The pipe inner lining material includes resin absorbing pipe soaked with resin capable of being hardened, plastic film and non-woven fabric layer in the shape of pipe covering the outer surface of thepipe, and plastic film coating inside the pipe. When the pipe inner lining material is used and after the outside of the pipe material is coated with putty and pressure bad is inserted inside the pipe material, the pipe material is shifted to inside of the pipe to be repaired, the pressure bag is applied with fluid pressure to make the pipe material contact closely with the inner wall of the pipeto be repaired, and heat is applied to inside the pressure bag to harden the resin, so as to repair the pipe reliably and hermetically.
Description
Technical field
The present invention relates to the municipal drainage pipeline, the agricultural water pipeline, the industrial water pipeline, water supply pipe, the improvement invention of the local recovery technique of under ground pipings such as gas pipe line, particularly, the present invention relates to local reparation of a kind of under ground piping and use pipe-lining material, under ground piping is local to be repaired with pipe-lining material manufacture method and the local method of construction of repairing of under ground piping.
Background technique
In the past, for to the municipal drainage pipeline, the agricultural water pipeline, the industrial water pipeline, water supply pipe, the damage of under ground pipings such as gas pipe line is repaired, and often is the method that adopts whole section replacement.Described method is time-consuming, take the time, and cost is big.
For this reason, existing people has proposed the municipal drainage pipeline, the agricultural water pipeline, and the industrial water pipeline, water supply pipe, local method of repairing is carried out in the damage of under ground pipings such as gas pipe line.As shown in Figure 1, described method is the part reparation pipe-lining material that the tubular resin absorbent material that is impregnated with hardening resin is made into the about 500mm～1000mm of length, inserts pressure bag in the inside of this material, makes it to move to the damaged location in the pipeline.By the contention effect of pressure bag inner fluid, the above-mentioned part of pressurization bulging is repaired and is used pipe-lining material, to allow this material be pressed on the inner-walls of duct face.Under this state, in above-mentioned pressure bag, supply with heating agent, heat above-mentioned local the reparation and use pipe-lining material.Make after the above-mentioned hardening resin sclerosis, can in pipeline, implement local liner reparation.
But, according to said method, sclerosis contraction and sclerosis heating phenomenon can take place in hardening resin when the chemical reaction of sclerosis, though it is very small, but local the peeling off with pipe-lining material of repairing can take place in the inner-walls of duct face, between pipeline and the local liner material gap takes place, the problem that inner lining material departs from original position takes place during cleaning works in the pipeline afterwards.
Simultaneously, if when the damaged location of pipeline has underground water to take place, the hardening resin and the underground water that are immersed in the material mix, and the bad phenomenon of part sclerosis of inner lining material can take place.
As mentioned above, because sclerosis contraction and sclerosis heating can take place, therefore in the hardening resin that floods in the local lining material for repairing when sclerosis, need to solve part that the inner-walls of duct face takes place and repair with the peeling off of pipe-lining material, the material that the load that cleans etc. causes departs from the problem of original position.That is to say that the local pipe-lining material of repairing usefulness must be close to the inner-walls of duct face and fixed tightly after sclerosis.
Simultaneously, when the damaged location of implement repairing is exactly the immersion phenomenon of underground water etc., be necessary to guarantee that local the reparation avoid and phreatic mixing with pipe-lining material, make it not take place to harden bad phenomenon, the hardening resin of dipping is hardened fully.
The present invention does for addressing the above problem, the objective of the invention is to, it is the local method for repairing and constructing of pipeline of feature with pipe-lining material, the local reparation of pipeline with pipe-lining material with the manufacture method of pipe-lining material and with the local reparation of above-mentioned pipeline that the local reparation of a sharp pipeline is provided.Use local reparation of pipeline of the present invention to use pipe-lining material, and the local reparation of pipeline is the local method for repairing and constructing of pipeline of feature with the manufacture method of pipe-lining material and with local the reparation with pipe-lining material of above-mentioned pipeline, can be in the local method for repairing and constructing of pipeline, after the local pipe-lining material of repairing usefulness of described pipeline is hardened, be close to the inner-walls of duct face and fixed tightly, when the damaged location of implement repairing is exactly the immersion phenomenon of underground water etc., also can avoid and phreatic mixing, make it not take place the bad phenomenon of hardening, the hardening resin of dipping is hardened fully.
Summary of the invention
The invention provides local reparation of a kind of like this pipeline and use pipe-lining material, it is characterized in that, the local reparation with pipe-lining material of described pipeline ties up to the unhardened pipe outside perimembranous that is impregnated with the tubular resin absorbent material of hardening resin, partly or entirely by coated with plastic pellicle two and be pasted with the tube two side nonwovens plastic pellicle of nonwovens, have the plastic pellicle coating at the pipe inner surface of described tubular resin absorbent material.
Use pipe-lining material according to local reparation of pipeline provided by the invention, be preferably, in described inner lining material, the described unhardened tubular resin absorbent material that is impregnated with hardening resin has 2 layers.
Use pipe-lining material according to local reparation of pipeline provided by the invention, be preferably, described inner lining material ties up to that the described pipeline of technological scheme 1 is local to be repaired with in the pipe-lining material, have at least 2 groups above above-mentioned, be pasted with the structure that the plastic pellicle coating of the described tubular resin tube of absorbent material inner surface of the tube two side nonwovens plastic pellicle-tubular resin absorbent material of nonwovens-be positioned at is formed in proper order by the two sides of the plastic pellicle of the pipe outside perimembranous that is partly or entirely overlayed on the tubular resin absorbent material.
The invention provides the local manufacture method of repairing of a kind of like this pipeline with pipe-lining material, it is characterized in that, in the unhardened pipe outside perimembranous that is impregnated with the tubular resin absorbent material of hardening resin, the tube two side that partly or entirely is pasted with nonwovens coated with the two sides in plastic envelope is pasted the nonwovens plastic pellicle, at the pipe inner surface of described tubular resin absorbent material by coated with plastic pellicle.
According to the local manufacture method of repairing of pipeline provided by the invention with pipe-lining material, be preferably, in described inner lining material, the described unhardened tubular resin absorbent material that is impregnated with hardening resin is provided with 2 layers.
According to the local manufacture method of repairing of pipeline provided by the invention with pipe-lining material, be preferably, described manufacture method ties up to that above-mentioned pipeline is local to be repaired with in the manufacturing of pipe-lining material, forms 2 groups at least and above is pasted with the structure that the plastic pellicle coating of the described tubular resin tube of absorbent material inner surface of the tube two side nonwovens plastic pellicle-tubular resin absorbent material of nonwovens-be positioned at is formed in proper order by the two sides of plastic pellicle above-mentioned, that partly or entirely overlayed on the pipe outside perimembranous of tubular resin absorbent material.
The present invention provides local reparation of a kind of pipeline to use the application of pipe-lining material in the local method for repairing and constructing of pipeline again, it is characterized in that, on the local perimembranous surface, the pipe outside of repairing of pipeline, adhere to the two sides and paste the radially-outer surface coating putty that the tube two side of nonwovens is pasted the nonwovens plastic pellicle with pipe-lining material; In the local pipe of repairing with pipe-lining material of described pipeline, insert pressure bag, the local reparation of described pipeline moved to position to be repaired in the pipeline with pipe-lining material; Pressure bag is imposed the fluid contention effect, carry out the bulging pressurization, thus, make local the reparation be pressed on the local internal face that band is repaired in the described pipeline with pipe-lining material so that above-mentioned part is repaired with pipe-lining material; Simultaneously,, thus, above-mentioned local the reparation heated with pipe-lining material, make the hardening resin sclerosis in the above-mentioned tubular resin absorbent material that is impregnated with hardening resin supplying with heating agent in the above-mentioned pressure bag.
Owing to be pasted with the tube two side nonwovens plastic pellicle of nonwovens coated with its two sides, thus, can smear the toril oil ash on the nonwovens of outer surface becoming in the pipe of tubular resin absorbent material outside perimembranous (surface).
By the stronger putty of nonwovens outer surface coating cohesive force at the tube two side nonwovens plastic pellicle of the pipe outside perimembranous (surface) that is coated on the tubular resin absorbent material, make local the reparation use pipe-lining material and inner-walls of duct face tight bond, the nonwovens of the pipe inner surface of tube two side nonwovens plastic pellicle and the tubular resin absorbent material fluid-tight engagement that is impregnated with hardening resin, the sclerosis back forms one.Promptly, the putty that inner tube wall is had powerful bonding, with external force and load are had hardening thing anti-load carrying capacity, that be made of hardening resin, though distinguish by plastic pellicle, but, because bonded nonwovens is being bonded to each other together, the local reparation is bonded in the pipeline inner face with pipe-lining material solidly.
Moreover, owing to can then when the sclerous reaction of hardening resin, both make to be attended by to shrink and take place putty as binding material with rubber elasticity, have spring function, contractile putty corresponding stretching also can be taken place, and the phenomenon that cohesive force descends can not take place.
Simultaneously, if when the place of need repairing has underground water to immerse, the putty that can have stagnant water effect by selecting to use, cohesiveencess is high thus, both can stop phreatic immersion, also can obtain cohesive force.And because the existence of plastic pellicle is arranged, this plastic pellicle makes hardening resin and outside the differentiation, and the phenomenon that underground water and hardening resin mix can not take place.
Again, have, can do multilayer build-up to thin resin absorbent material, be processed into the tubular resin absorbent material of multi-ply construction, after having flooded hardening resin, become lining material for repairing pipelines according to need.
Description of drawings
Fig. 1 is a pipe-lining material sectional view in the past.
Fig. 2 is the local sectional view of repairing with pipe-lining material of the pipeline of one embodiment of the present of invention.
Fig. 3 is used in the local sectional view that is pasted with the tube two side nonwovens plastic pellicle of nonwovens with its two sides in the pipe-lining material of repairing of pipeline of the present invention.
Fig. 4 use pipe-lining material for using local reparation of pipeline of the present invention, the operating mode schematic representation when carrying out local reparation in the pipeline.
Fig. 5 is when carrying out reparation shown in Figure 4, overturns in the pipe-lining material again and inserts the schematic representation of inner tube inner lining material.
Fig. 6 uses pipe-lining material for using local reparation of pipeline of the present invention, after carrying out the part reparation in the pipeline, and the transverse sectional view of the local repair place of pipeline.
Fig. 7 is the manufacture method schematic representation that the tube two side stickup nonwovens plastic pellicle of nonwovens is pasted on two sides of the present invention.
Fig. 8 is the local sectional view of repairing with pipe-lining material of the pipeline of an alternative embodiment of the invention.Among the figure, 1 is that pipeline of the present invention is local repairs that to use pipe-lining material, 2a be resin absorbent material, the inner layer resin absorbent material of 2b for using among the present invention, 3 is plastic pellicle, the 4 tube two side stickup nonwovens plastic pellicles for its two sides stickup nonwovens, 5 is putty, and 7 is nonwovens, and 8 is plastic pellicle, 9 is old pipeline, and 10 is the pipeline damaged location, and 11 is pressure bag, 12 is the pressure bag end socket, 13a, 13b is respectively warm water and send water, waste pipe, 14 is video inspection vehicle, 15 are shooting detection cable, 16 is air duct, B is a boiler, and P is a warm water pump, and 17 is warm water bath, 18 is valve, 19 is pressure gauge, and 20 is rubber cylinder, and C is an air compressor.
Embodiment
Embodiment 1
Use pipe-lining material as local reparation of the pipeline of one embodiment of the invention, as shown in Figure 8, form as described below: the unhardened pipe outside perimembranous of using with pipe-lining material in conduct reparation in the past that is impregnated with the tubular resin absorbent material 2a of hardening resin, partly or entirely be pasted with the tube two side nonwovens plastic pellicle 4 of nonwovens, had plastic pellicle coating 3 at the pipe inner surface of described tubular resin absorbent material 2a coated with two sides at plastic pellicle.
The above-mentioned pipe outside perimembranous that is positioned at tubular resin absorbent material 2a, partly or entirely be pasted with the tube two side nonwovens plastic pellicle 4 of nonwovens coated with two sides at plastic pellicle, shown in Fig. 3,7, tie up on the film band 8, form towards the closely connected adhesive tape dress nonwovens 7 of its two side surface by cylinder 20 pressurizations.
Above-mentioned operation ties up to that plastic pellicle is manufactured come out after, implement in the time of also for soft condition.
Can make the plastic pellicle that banded two sides is pasted with nonwovens with above method.Banded two-sided nonwovens plastic pellicle is cut into length arbitrarily, and connecting two ends becomes tubular body, shown in the 3rd figure.This time, node sealed with paster.Extract out by the air of the tubular resin absorbent material inside of two-sided nonwovens plastic pellicle lining with vacuum pump, make in aqueous hardening resin is impregnated into, be made into pipe-lining material from an end.
The nonwovens of the plastic optical fibre of above-mentioned resin absorbent material polyester fibre, vinylon fiber, polypropylene fiber, acrylic acid fiber etc., or the nonwovens of glass fibre or textile cloth, or the formations such as mixture of the nonwovens of plastic optical fibre and glass fibre and textile cloth.Absorb material and cut into length arbitrarily being processed to banded resin, two ends are made or pasted the back connect, be processed into tubulose.
The plastic pellicle 4 that described two sides is pasted with nonwovens is 50g/m by the substance of polyester fibre, vinylon fiber or polypropylene fiber
2～300g/m
2The surface of banded nonwovens on, thickness be the polyethylene of 0.10mm～1.00mm or polyacrylic film in the roll extrusion mode, when plastic pellicle is made, almost side by side nonwovens 7 is placed on two pressurizations of plastic pellicle and forms.
Embodiment 2
Use pipe-lining material as local reparation of another embodiment's of the present invention pipeline, as shown in Figure 2, except as repairing the unhardened inboard perimembranous of using with pipe-lining material of pipe that is impregnated with the tubular resin absorbent material 2a of hardening resin, partly or entirely by coated with unhardened equally, as to be impregnated with hardening resin tubular resin absorbent material 2b, pipe inner surface at described tubular resin absorbent material 2b has outside the plastic pellicle coating 3 again, and other are as embodiment 1.The described encaseing method that is impregnated with the tubular resin absorbent material 2b of hardening resin, can adopt as shown in Figure 5 in turn over method.
Application process
State the local lining material for repairing 1 of pipeline in the use, carry out before the local reparation of pipeline, shown in Fig. 2,8, coating putty 5 on the appearance nonwovens of the local lining material for repairing of pipeline.The main material of putty 5 is to constitute by adding additive in the thermosetting resin of epoxy resin, silicone resin, polyester etc., local time reparation has underground water to immerse, use can with the putty of water generation chemical reaction.For this reason, select to contain the thermosetting resin of the polyester, propylene etc. of carbimide.
After the outer surface of the local lining material for repairing 1 of pipeline is coated putty 5, at the local lining material for repairing 1 inner pressure bag 11 that inserts of pipeline, insert make it to move in the pipeline 9 the fixed need place 10 of repairing, make pressure bag 11 pressurizations, the part reparation is close to the inner-walls of duct face with liner material 1, supply with heating agent in the pressure bag 11, the hardening resin of dipping is hardened.In pipeline 9, form the hardening thing of ring-type, implement the part of pipeline and repair, as Fig. 2, Fig. 4, Fig. 6, shown in Figure 8.
For ease of using the local lining material for repairing of above-mentioned pipeline to carry out the pipeline maintenance, when carrying out that described pipeline is local to be repaired, the local reparation with liner material of pipe adopted shoot and monitor car 14, make material move to fixed place be provided with.The pressurization means of pressure bag 11 are air pressure, and the heating agent of supply is a warm water.
By the stronger putty 5 of nonwovens outer surface coating cohesive force at the tube two side nonwovens plastic pellicle of the pipe outside perimembranous (surface) that is coated on the tubular resin absorbent material, make the part repair internal face tight bond with the damaged location 10 in pipe-lining material 1 and the pipeline 9, the nonwovens 7 of the pipe inner surface of tube two side nonwovens plastic pellicle and the tubular resin absorbent material 2a fluid-tight engagement that is impregnated with hardening resin, the sclerosis back forms one.Promptly, the putty 5 that inner tube wall is had powerful bonding, with external force and load are had hardening thing anti-load carrying capacity, that be made of hardening resin, though distinguish by plastic pellicle, but, because bonded nonwovens is being bonded to each other together, the local reparation is bonded in pipeline 10 inner faces with pipe-lining material solidly.
Moreover, owing to can then when the sclerous reaction of hardening resin, both make to be attended by to shrink and take place putty 5 as binding material with rubber elasticity, have spring function, contractile putty corresponding stretching also can be taken place, and the phenomenon that cohesive force descends can not take place.
Simultaneously, if when the place of need repairing has underground water to immerse, the putty that can have stagnant water effect by selecting to use, cohesiveencess is high thus, both can stop phreatic immersion, also can obtain cohesive force.And because the existence of plastic pellicle is arranged, this plastic pellicle makes hardening resin and outside the differentiation, and the phenomenon that underground water and hardening resin mix can not take place.
Claims (7)
1. local reparation of pipeline used pipe-lining material, it is characterized in that, the local pipe outside perimembranous that ties up to unhardened, as to be impregnated with hardening resin tubular resin absorbent material with pipe-lining material of repairing of described pipeline, partly or entirely be pasted with the tube two side nonwovens plastic pellicle of nonwovens coated with two sides at plastic pellicle
Described tube two side nonwovens plastic pellicle is 50g/m by the substance of polyester fibre, vinylon fiber or polypropylene fiber
2～300g/m
2The surface of banded nonwovens on, thickness be the polyethylene of 0.10mm～1.00mm or polyacrylic film in the roll extrusion mode, when plastic pellicle is made, almost side by side nonwovens is placed on two pressurizations of plastic pellicle and forms,
Pipe inner surface at described tubular resin absorbent material has the plastic pellicle coating.
2. local reparation of pipeline as claimed in claim 1 used pipe-lining material, it is characterized in that described tubular resin absorbent material unhardened, that be impregnated with hardening resin is provided with two layers.
3. local reparation of pipeline as claimed in claim 1 used pipe-lining material, it is characterized in that described inner lining material has 2 groups of structures above, that be made up of in proper order the plastic pellicle coating of the described tubular resin tube of absorbent material inner surface of above-mentioned tube two side nonwovens plastic pellicle-tubular resin absorbent material-be positioned at.
4. the manufacture method of using pipe-lining material is repaired in a pipeline part, it is characterized in that, in the pipe outside of unhardened, as to be impregnated with hardening resin tubular resin absorbent material perimembranous, partly or entirely be pasted with the tube two side nonwovens plastic pellicle of nonwovens coated with two sides at plastic pellicle
Described tube two side nonwovens plastic pellicle is 50g/m by the substance of polyester fibre, vinylon fiber or polypropylene fiber
2～300g/m
2The surface of banded nonwovens on, thickness be the polyethylene of 0.10mm～1.00mm or polyacrylic film in the roll extrusion mode, when plastic pellicle is made, almost side by side nonwovens is placed on two pressurizations of plastic pellicle and forms,
At the pipe inner surface of described tubular resin absorbent material by coated with the plastic pellicle coating.
5. the local manufacture method of repairing with pipe-lining material of pipeline as claimed in claim 4 is characterized in that described tubular resin absorbent material unhardened, that be impregnated with hardening resin is provided with two layers.
6. the local manufacture method of repairing of pipeline as claimed in claim 4 with pipe-lining material, it is characterized in that, form 2 groups of structures above, that form in proper order by the plastic pellicle coating of the described tubular resin tube of absorbent material inner surface of described tube two side nonwovens plastic pellicle-tubular resin absorbent material-be positioned at.
7. local the reparation with the application of pipe-lining material in the local method for repairing and constructing of pipeline of pipeline is characterized in that,
On the local perimembranous surface, the pipe outside of repairing of each described pipeline of claim 1-3, be stained with the radially-outer surface coating putty of tube two side nonwovens plastic pellicle with pipe-lining material,
In the local pipe of repairing with pipe-lining material of described pipeline, insert pressure bag, the local reparation of described pipeline moved to reparation position in the pipeline with pipe-lining material,
Above-mentioned pressure bag is imposed the fluid contention effect, carry out the bulging pressurization, thus, make local the reparation be pressed on the local internal face at the reparation position in the described pipeline with pipe-lining material so that above-mentioned part is repaired with pipe-lining material, simultaneously,
To supplying with heating agent in the above-mentioned pressure bag, thus, above-mentioned local the reparation heated with pipe-lining material, make the hardening resin sclerosis in the above-mentioned tubular resin absorbent material that is impregnated with hardening resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200410025596A CN100595468C (en) | 2004-06-30 | 2004-06-30 | Tube inner linking material for pipeline local repair and its producing method and use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200410025596A CN100595468C (en) | 2004-06-30 | 2004-06-30 | Tube inner linking material for pipeline local repair and its producing method and use |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1715727A CN1715727A (en) | 2006-01-04 |
| CN100595468C true CN100595468C (en) | 2010-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200410025596A Expired - Fee Related CN100595468C (en) | 2004-06-30 | 2004-06-30 | Tube inner linking material for pipeline local repair and its producing method and use |
Country Status (1)
| Country | Link |
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| CN (1) | CN100595468C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010149285A (en) * | 2008-12-24 | 2010-07-08 | Shonan Plastic Mfg Co Ltd | Pipe-lining material and pipe-lining method |
| CN101907213A (en) * | 2010-07-23 | 2010-12-08 | 管丽环境技术(上海)有限公司 | Trenchless repairing method of underground pipeline with drawing-type liner pipe |
| EP2551109A1 (en) * | 2011-07-25 | 2013-01-30 | Basell Poliolefine Italia S.r.l. | Pipe lining with heterophasic polyolefin compositions and thermosetting resin |
| CN102807736B (en) * | 2012-08-27 | 2014-05-21 | 中国人民解放军空军勤务学院 | Static conductive lining for repairing product oil pipeline and manufacturing method thereof |
| CN103437417B (en) * | 2013-08-24 | 2014-10-22 | 无锡市政设计研究院有限公司 | Part repair structure for steel lining of drainage pipeline |
| CN108690313A (en) * | 2017-04-07 | 2018-10-23 | 健管（厦门）环境科技有限公司 | A kind of tube inner linking material for pipeline local repair and its manufacturing method and application |
| CN110242822A (en) * | 2019-05-05 | 2019-09-17 | 上海信立生态环境工程有限公司 | A kind of pipe repairing method |
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| WO1999019659A1 (en) * | 1997-10-10 | 1999-04-22 | Texon Uk Limited | Multi-layered renovative pipeliner |
| US6360780B1 (en) * | 2000-08-30 | 2002-03-26 | Owens Corning Fiberglas Technology, Inc. | Liner for reinforcing a pipe and method of making the same |
| CN1437675A (en) * | 2000-05-16 | 2003-08-20 | 索德科技有限公司 | Apparatus for and method of lining passageways |
| CN1470797A (en) * | 2002-07-23 | 2004-01-28 | 株式会社湘南合成树脂制作所 | Pipe lining construction method |
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2004
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|---|---|---|---|---|
| WO1999019659A1 (en) * | 1997-10-10 | 1999-04-22 | Texon Uk Limited | Multi-layered renovative pipeliner |
| CN1437675A (en) * | 2000-05-16 | 2003-08-20 | 索德科技有限公司 | Apparatus for and method of lining passageways |
| US6360780B1 (en) * | 2000-08-30 | 2002-03-26 | Owens Corning Fiberglas Technology, Inc. | Liner for reinforcing a pipe and method of making the same |
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| 聚乙烯丙纶复合型防水卷材的使用. 李建宏.山西建筑，第29卷第13期. 2003 |
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| CN1715727A (en) | 2006-01-04 |
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