CN108036122A - Flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology - Google Patents
Flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology Download PDFInfo
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- CN108036122A CN108036122A CN201711481082.6A CN201711481082A CN108036122A CN 108036122 A CN108036122 A CN 108036122A CN 201711481082 A CN201711481082 A CN 201711481082A CN 108036122 A CN108036122 A CN 108036122A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a kind of flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including glass reinforced plastic pipe matrix, framework of steel reinforcement, concrete layer and protective layer, framework of steel reinforcement is set with glass reinforced plastic pipe matrix periphery, glass reinforced plastic pipe matrix outer circumferential surface is with being set with framework of steel reinforcement 5-40mm of interval and putting on steel mold, the concrete being stirred is injected in the steel mold propped up by injection port, open the vibration motor in steel mold, just concrete edge vibrations are injected, ensure the mobility and density of concrete, then protective layer is uniformly sprayed on the fiberglass composite high-strength corrosion-resistant pipe surface poured, after the completion of injection, after layer spontaneous curing to be protected, numbering storage.Present invention process design is reasonable, technique is simple, highly practical.The flexible spigot-and-socket fiberglass composite high-strength corrosion-resistant pipe produced by present invention process, it has the advantages that high good airproof performance, corrosion-resistant, inner wall smooth, ring stiffness, indeformable, install convenient, does not excavate and can construct.
Description
Technical field
The present invention relates to a kind of drainpipe production technology, and in particular to a kind of flexibility socket joint fiberglass composite high-strength is corrosion-resistant
Pipe production technology.
Background technology
With the increasing of national environmental protection dynamics, miscellaneous drainage pipe comes into being, and market is most commonly that cement
Pipe, cast iron pipe, plastic tube etc..Pipe of cement is big intolerant to burn into internal resistance with the shortcomings that cast iron pipe, is easily blocked over time, modeling
The shortcomings that expects pipe is：Ring stiffness is poor, yielding, of high cost.
The content of the invention
The purpose of the present invention is aiming at defect existing in the prior art, there is provided a kind of flexibility socket joint fiberglass composite high-strength
Corrosion-resistant pipe production technology.
Its technical solution is：Flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including glass reinforced plastic pipe matrix,
Framework of steel reinforcement, concrete layer and protective layer, glass reinforced plastic pipe matrix periphery be set with framework of steel reinforcement, glass reinforced plastic pipe matrix outer circumferential surface with
Suit framework of steel reinforcement 5-40mm of interval simultaneously puts on steel mold, the punching block that the concrete being stirred has been propped up by injection port injection
In tool, the vibration motor in steel mold is opened, just injects concrete edge vibrations, ensures the mobility and density of concrete, so
Protective layer is uniformly sprayed on the fiberglass composite high-strength corrosion-resistant pipe surface poured afterwards, after the completion of injection, layer to be protected is natural
After curing, numbering storage.
The raw material of the following mass component of glass steel pipe matrix：10-120 parts of polyester resin, 3-40 parts of talcum powder, accelerating agent
0.025-0.3 parts, 0.4-4 parts of curing agent, 15-180 parts of alkali-free Non-twisting glass fibre silk, 2-30 parts of 0.4 alkali-free glass fiber cloth；
Manufacturing process：First polyester resin is injected in agitator, talcum powder is then added and stirs evenly, it is equal to add accelerating agent stirring
It is even, it is eventually adding curing agent and stirs evenly, pours into and resin basestocks are made in the hopper of wrapping machine；By glass reinforced plastic pipe base body die
Tool is placed on wrapping machine, then covers one layer of 300 × 0.025mm high density low pressure polyester in the shape of a spiral in die surface flared end
Film, is blocked and fracture is bonding to mould tail end；Alkali-free glass fiber cloth is twined in the shape of a spiral since the flared end of mould
Around one layer, blocked to mould tail end；Again by alkali-free Non-twisting glass fibre silk share split by equipped with resin basestocks hopper, then will
The first circumferential direction of flared end for being soaked with alkali-free Non-twisting glass fibre from the mould of resin basestocks winds one layer to mould tail end, Ran Houzai
Cross winding is thick to 3mm-15mm, good glass reinforced plastic pipe matrix to be wound under field conditions (factors) curing and demolding up to glass steel pipe base
Body.
The polyester resin is 191 unsaturated polyester resins；The talcum powder is 1250 mesh talcum powder.
The framework of steel reinforcement includes stirrup and main reinforcement, bows out circular stirrup, stirrup according to produced tubing caliber first
Internal diameter size is bigger 10-80mm than glass reinforced plastic pipe matrix outer diameter, since the flared end of glass reinforced plastic pipe matrix, at interval of
10cm puts one, is placed into the bell end of glass reinforced plastic pipe matrix, and main reinforcement iron wire is bound on stirrup at interval of 10cm is circumferential,
Silk is tied up during binding diagonally to be bound, it is ensured that framework of steel reinforcement it is firm.
The stirrup uses the screw-thread steel of Ф 8, φ 10 or φ 14；Main ribs use the screw thread of Ф 12, φ 18 or Ф 22
Steel.
The proportion by weight of the concrete layer raw material：87.5-262.5 parts of water, 230-691.5 parts of cement, 256-
Sand, 626-1878 parts of stones, 3.5-10.5 parts of MNC-A type early strength water-reducing agents in 768 parts；Cement, middle sand are first added into stirring
Stirred in machine 2-6 minutes, then stone is added in mixer and is stirred 1-5 minutes, add water stirring 2-6 minutes, finally
Add MNC-A types early strength water-reducing agents stir 4-10 minutes it is to be mixed uniformly after be put into dumper.
The proportion by weight of the protective layer raw material：50-150 parts of E44 epoxy resin, 7.5-22.5 parts of curing agent, 10-30
Part toughener, 25-75 parts of portland cements, 20-45 parts of diluents；First E44 epoxy resin, curing agent are poured into agitator and stirred
Mix uniformly, then add toughener and stir evenly, add portland cement and stir evenly, finally added according to the viscosity of slurry
Enter suitable diluent to stir evenly.
The curing agent is ethylenediamine；The toughener is dibutyl phthalate；The diluent is dimethylbenzene.
Compared with prior art, design is reasonable, technique is simple, highly practical by the present invention.By present invention process production
Flexible spigot-and-socket fiberglass composite high-strength corrosion-resistant pipe, it is high, constant with good airproof performance, corrosion-resistant, inner wall smooth, ring stiffness
Shape, install convenient, do not excavate the advantages that can constructing.
Brief description of the drawings
Fig. 1 is the structure diagram of an embodiment of the present invention；
Fig. 2 is the structure diagram of framework of steel reinforcement in the present invention.
Embodiment
1-Fig. 2 referring to the drawings, a kind of flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including fiberglass
Pipe matrix, framework of steel reinforcement, concrete layer and protective layer, framework of steel reinforcement, glass reinforced plastic pipe matrix are set with glass reinforced plastic pipe matrix periphery
Outer circumferential surface passes through injection port with being set with framework of steel reinforcement 5-40mm of interval and putting on steel mold, by the concrete being stirred and injects branch
In good steel mold, the vibration motor in steel mold is opened, just injects concrete edge vibrations, ensures the mobility of concrete and close
Reality, after the complete 4-10h initial sets of concreting, dismantles mould, puts on plastic cloth sealing, is put into maintenance 6-8 in thermostatic chamber
My god, after on the fiberglass composite high-strength corrosion-resistant pipe surface poured uniformly spray protective layer, after the completion of injection, layer to be protected from
After so curing, numbering storage.
The raw material of the following mass component of glass steel pipe matrix：10-120 parts of polyester resin, 3-40 parts of talcum powder, accelerating agent
0.025-0.3 parts, 0.4-4 parts of curing agent, 15-180 parts of alkali-free Non-twisting glass fibre silk, 2-30 parts of 0.4 alkali-free glass fiber cloth；
Manufacturing process：First polyester resin is injected in agitator, talcum powder is then added and stirs evenly, it is equal to add accelerating agent stirring
It is even, it is eventually adding curing agent and stirs evenly, pours into and resin basestocks are made in the hopper of wrapping machine；By glass reinforced plastic pipe base body die
Tool is placed on wrapping machine, then covers one layer of 300 × 0.025mm high density low pressure polyester in the shape of a spiral in die surface flared end
Film, is blocked and fracture is bonding to mould tail end；Alkali-free glass fiber cloth is twined in the shape of a spiral since the flared end of mould
Around one layer, blocked to mould tail end；Again by alkali-free Non-twisting glass fibre silk share split by equipped with resin basestocks hopper, then will
The first circumferential direction of flared end for being soaked with alkali-free Non-twisting glass fibre from the mould of resin basestocks winds one layer to mould tail end, Ran Houzai
Cross winding is thick to 3mm-15mm, good glass reinforced plastic pipe matrix to be wound under field conditions (factors) curing and demolding up to glass steel pipe base
Body.The polyester resin is 191 unsaturated polyester resins；The talcum powder is 1250 mesh talcum powder.
The framework of steel reinforcement includes stirrup and main reinforcement, bows out circular stirrup, stirrup according to produced tubing caliber first
Internal diameter size is bigger 10-80mm than glass reinforced plastic pipe matrix outer diameter since the flared end of glass reinforced plastic pipe matrix, at interval of
10cm puts one, is placed into the bell end of glass reinforced plastic pipe matrix, and main reinforcement iron wire is bound on stirrup at interval of 10cm is circumferential,
Silk is tied up during binding diagonally to be bound, it is ensured that framework of steel reinforcement it is firm.The stirrup uses the screw thread of Ф 8, φ 10 or φ 14
Steel；Main ribs use the screw-thread steel of Ф 12, φ 18 or Ф 22.
The proportion by weight of the concrete layer raw material：87.5-262.5 parts of water, 230-691.5 parts of cement, 256-
Sand, 626-1878 parts of stones, 3.5-10.5 parts of MNC-A type early strength water-reducing agents in 768 parts；Cement, middle sand are first added into stirring
Stirred in machine 2-6 minutes, then stone is added in mixer and is stirred 1-5 minutes, add water stirring 2-6 minutes, finally
Add MNC-A types early strength water-reducing agents stir 4-10 minutes it is to be mixed uniformly after be put into dumper.
The proportion by weight of the protective layer raw material：50-150 parts of E44 epoxy resin, 7.5-22.5 parts of curing agent, 10-30
Part toughener, 25-75 parts of portland cements, 20-45 parts of diluents；First E44 epoxy resin, curing agent are poured into agitator and stirred
Mix uniformly, then add toughener and stir evenly, add portland cement and stir evenly, finally added according to the viscosity of slurry
Enter suitable diluent to stir evenly.The curing agent is ethylenediamine；The toughener is dibutyl phthalate；Institute
It is dimethylbenzene to state diluent.
Embodiment one：
A kind of flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including glass reinforced plastic pipe matrix, framework of steel reinforcement, coagulation
Soil layer and protective layer, making step mainly divide the following steps：Glass reinforced plastic pipe matrix --- assembling reinforcement skeleton --- is made to pour
Concrete layer --- spraying protective layer.
1st, the making of glass reinforced plastic pipe matrix：
（1）Component：191 10 parts of unsaturated polyester resins, 1,250 3 parts of mesh talcum powder, 0.025 part of accelerating agent, 0.4 part of curing agent,
15 parts of alkali-free Non-twisting glass fibre silk, 0.4 2 parts of alkali-free glass fiber cloth；
（2）Make resin basestocks：First 191 unsaturated polyester resins are injected in agitator, then add 1250 mesh talcum powder
Stir evenly, add accelerating agent and stir evenly, be eventually adding curing agent and stir evenly, pour into the hopper of wrapping machine；
（3）Overlay film：Glass reinforced plastic pipe matrix mould is placed on wrapping machine, then covers one in the shape of a spiral in die surface flared end
Layer 300*0.025mm high density low pressure polyester films, are blocked and fracture is bonding to mould tail end（The film plays the demoulding）；
（4）For cloth：2 part of 0.4 alkali-free glass fiber cloth is first wound one layer in the shape of a spiral since the flared end of mould, to mould
Tail end blocks.
（5）For yarn：First by 15 parts of alkali-free Non-twisting glass fibre silk share splits by equipped with resin basestocks hopper, ensureing per share
Alkali-free Non-twisting glass fibre is all uniformly stained with resin basestocks, then will be soaked with the alkali-free Non-twisting glass fibres of resin basestocks from
First circumferential one layer of winding is to mould tail end for the flared end of mould, and then cross winding is thick to 3mm again；
（6）The demoulding：After good glass reinforced plastic pipe matrix to be wound cures under field conditions (factors), the demoulding is spare.
2nd, assembling reinforcement skeleton
（1）The selection of reinforcing bar model：During caliber DN200≤DN400, main reinforcement uses 12 screw-thread steels of Ф, and stirrup uses 8 screw threads of Ф
Steel；During caliber DN500≤800, main reinforcement uses 18 screw-thread steels of φ, and stirrup uses 10 screw-thread steels of φ；Caliber DN900≤1500
When, main reinforcement uses 22 screw-thread steel of diameter, and stirrup uses 14 screw-thread steels of φ；
（2）The making of framework of steel reinforcement：The size of interior stirrup is bowed out according to tubing caliber, stirrup internal diameter size is than glass reinforced plastic pipe matrix
The big 10mm of outer diameter, since the flared end of glass reinforced plastic pipe matrix, puts one at interval of 100mm, is placed into fiberglass
The bell end of pipe matrix.Main reinforcement with 22# tie wires at interval of the circumferential bindings of 100mm on stirrup, it is diagonal that when binding, ties up silk
Binding, it is ensured that the fastness of framework of steel reinforcement.
3rd, casting concrete layer：
（1）Concrete proportioning：87.5 parts of water, 230 parts of cement, the early strong diminishing of sand, 626 parts of stones, 3.5 parts of MNC-A types in 256 parts
Agent；
（2）Formwork：First ready-made glass reinforced plastic pipe matrix pier is put on stent, and in one layer of water of glass reinforced plastic pipe matrix surface brushing
Soluble epoxy glue, then puts on the framework of steel reinforcement bound, 5mm is spaced between framework of steel reinforcement and glass reinforced plastic pipe matrix, most
Steel mold is covered outside framework of steel reinforcement afterwards；
（3）Ready-mixed concrete：First cement, middle sand are added in mixer and stirred 3 minutes, then stone is added in mixer and is stirred
Mix 2 minutes, add water stir 3 minutes, be eventually adding MNC-A types early strength water-reducing agent stir 5 minutes it is to be mixed uniformly after be put into
In dumper；
（4）Pour and vibrate：The concrete being stirred is injected in the mould propped up by injection port, opens the vibrations electricity on mould
Machine, just injects concrete edge vibrations, ensures the mobility and density of concrete；
（5）Form removal conserves：After the complete 6h initial sets of concreting, mould is dismantled, plastic cloth sealing is put on, is put into thermostatic chamber and supports
Shield 7 days.
4th, water-soluble epoxy resin protective layer is sprayed：
（1）Component：50 parts of E44 epoxy resin, 7.5 parts of ethylenediamines, 10 parts of dibutyl phthalates, 25-75 parts of silicate cements
Mud, 20 parts of dimethylbenzene；
（2）Stirring：First E44 epoxy resin, ethylenediamine are poured into agitator and stirred evenly, then adds two fourth of phthalic acid
Ester stirs evenly, and adds portland cement and stirs evenly, and finally adding suitable dimethylbenzene according to the viscosity of slurry stirs
Uniformly；
（3）Injection：The epoxy resin slurry that will be stirred, injects in air compressor injector, then in the glass poured
The corrosion-resistant draining pipe surface of steel composite high-strength is uniformly sprayed, and is not easy between jet thickness 0.5mm-2mm blocked up.
（4）Storage：After the completion of injection, after epoxy resin slurry spontaneous curing, numbering is put in storage up to this product.
Embodiment two：
A kind of flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including glass reinforced plastic pipe matrix, framework of steel reinforcement, coagulation
Soil layer and protective layer, making step mainly divide the following steps：Glass reinforced plastic pipe matrix --- assembling reinforcement skeleton --- is made to pour
Concrete layer --- spraying protective layer.
1st, the making of glass reinforced plastic pipe matrix：
（1）Component：191 120 parts of unsaturated polyester resins, 1,250 40 parts of mesh talcum powder, 0.3 part of accelerating agent, 4 parts of curing agent, nothing
180 parts of alkali Non-twisting glass fibre silk, 0.4 30 parts of alkali-free glass fiber cloth；
（2）Make resin basestocks：First 191 unsaturated polyester resins are injected in agitator, then add 1250 mesh talcum powder
Stir evenly, add accelerating agent and stir evenly, be eventually adding curing agent and stir evenly, pour into the hopper of wrapping machine；
（3）Overlay film：Glass reinforced plastic pipe matrix mould is placed on wrapping machine, then covers one in the shape of a spiral in die surface flared end
Layer 300*0.025mm high density low pressure polyester films, are blocked and fracture is bonding to mould tail end（The film plays the demoulding）；
（4）For cloth：30 part of 0.4 alkali-free glass fiber cloth is first wound one layer in the shape of a spiral since the flared end of mould, to mould
Tool tail end blocks.
（5）For yarn：First by 180 parts of alkali-free Non-twisting glass fibre silk share splits by equipped with resin basestocks hopper, ensureing every
Stock alkali-free Non-twisting glass fibre is all uniformly stained with resin basestocks, then will be soaked with the alkali-free Non-twisting glass fibre of resin basestocks
From the flared end of mould, first circumferential one layer of winding is to mould tail end, and then cross winding is thick to 15mm again；
（6）The demoulding：After good glass reinforced plastic pipe matrix to be wound cures under field conditions (factors), the demoulding is spare.
2nd, assembling reinforcement skeleton
（1）The selection of reinforcing bar model：During caliber DN200≤DN400, main reinforcement uses 12 screw-thread steels of Ф, and stirrup uses 8 screw threads of Ф
Steel；During caliber DN500≤800, main reinforcement uses 18 screw-thread steels of φ, and stirrup uses 10 screw-thread steels of φ；Caliber DN900≤1500
When, main reinforcement uses 22 screw-thread steel of diameter, and stirrup uses 14 screw-thread steels of φ；
（2）The making of framework of steel reinforcement：The size of interior stirrup is bowed out according to tubing caliber, stirrup internal diameter size is than glass reinforced plastic pipe matrix
The big 80mm of outer diameter, since the flared end of glass reinforced plastic pipe matrix, puts one at interval of 100mm, is placed into fiberglass
The bell end of pipe matrix.Main reinforcement with 22# tie wires at interval of the circumferential bindings of 100mm on stirrup, it is diagonal that when binding, ties up silk
Binding, it is ensured that the fastness of framework of steel reinforcement.
3rd, casting concrete layer：
（1）Concrete proportioning：262.5 parts of water, 691.5 parts of cement, sand, 1878 parts of stones, 10.5 parts of MNC-A types are early in 768 parts
Strength water-reducing agent；
（2）Formwork：First ready-made glass reinforced plastic pipe matrix pier is put on stent, and in one layer of water of glass reinforced plastic pipe matrix surface brushing
Soluble epoxy glue, then puts on the framework of steel reinforcement bound, 40mm is spaced between framework of steel reinforcement and glass reinforced plastic pipe matrix, most
Steel mold is covered outside framework of steel reinforcement afterwards；
（3）Ready-mixed concrete：First cement, middle sand are added in mixer and stirred 3 minutes, then stone is added in mixer and is stirred
Mix 2 minutes, add water stir 3 minutes, be eventually adding MNC-A types early strength water-reducing agent stir 5 minutes it is to be mixed uniformly after be put into
In dumper；
（4）Pour and vibrate：The concrete being stirred is injected in the mould propped up by injection port, opens the vibrations electricity on mould
Machine, just injects concrete edge vibrations, ensures the mobility and density of concrete；
（5）Form removal conserves：After the complete 6h initial sets of concreting, mould is dismantled, plastic cloth sealing is put on, is put into thermostatic chamber and supports
Shield 7 days.
4th, water-soluble epoxy resin protective layer is sprayed：
（1）Component：150 parts of E44 epoxy resin, 22.5 parts of ethylenediamines, 30 parts of dibutyl phthalates, 75 parts of silicate cements
Mud, 45 parts of dimethylbenzene；
（2）Stirring：First E44 epoxy resin, ethylenediamine are poured into agitator and stirred evenly, then adds two fourth of phthalic acid
Ester stirs evenly, and adds portland cement and stirs evenly, and finally adding suitable dimethylbenzene according to the viscosity of slurry stirs
Uniformly；
（3）Injection：The epoxy resin slurry that will be stirred, injects in air compressor injector, then in the glass poured
The corrosion-resistant draining pipe surface of steel composite high-strength is uniformly sprayed, and is not easy between jet thickness 0.5mm-2mm blocked up.
（4）Storage：After the completion of injection, after epoxy resin slurry spontaneous curing, numbering is put in storage up to this product.
Embodiment three：
A kind of flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, including glass reinforced plastic pipe matrix, framework of steel reinforcement, coagulation
Soil layer and protective layer, making step mainly divide the following steps：Glass reinforced plastic pipe matrix --- assembling reinforcement skeleton --- is made to pour
Concrete layer --- spraying protective layer.
1st, the making of glass reinforced plastic pipe matrix：
（1）Component：191 80 parts of unsaturated polyester resins, 1,250 20 parts of mesh talcum powder, 0.1 part of accelerating agent, 1 part of curing agent, alkali-free
160 parts of Non-twisting glass fibre silk, 0.4 18 parts of alkali-free glass fiber cloth；
（2）Make resin basestocks：First 191 unsaturated polyester resins are injected in agitator, then add 1250 mesh talcum powder
Stir evenly, add accelerating agent and stir evenly, be eventually adding curing agent and stir evenly, pour into the hopper of wrapping machine；
（3）Overlay film：Glass reinforced plastic pipe matrix mould is placed on wrapping machine, then covers one in the shape of a spiral in die surface flared end
Layer 300*0.025mm high density low pressure polyester films, are blocked and fracture is bonding to mould tail end（The film plays the demoulding）；
（4）For cloth：18 part of 0.4 alkali-free glass fiber cloth is first wound one layer in the shape of a spiral since the flared end of mould, to mould
Tool tail end blocks.
（5）For yarn：First by 160 parts of alkali-free Non-twisting glass fibre silk share splits by equipped with resin basestocks hopper, ensureing every
Stock alkali-free Non-twisting glass fibre is all uniformly stained with resin basestocks, then will be soaked with the alkali-free Non-twisting glass fibre of resin basestocks
From the flared end of mould, first circumferential one layer of winding is to mould tail end, and then cross winding is thick to 15mm again；
（6）The demoulding：After good glass reinforced plastic pipe matrix to be wound cures under field conditions (factors), the demoulding is spare.
2nd, assembling reinforcement skeleton
（1）The selection of reinforcing bar model：During caliber DN200≤DN400, main reinforcement uses 12 screw-thread steels of Ф, and stirrup uses 8 screw threads of Ф
Steel；During caliber DN500≤800, main reinforcement uses 18 screw-thread steels of φ, and stirrup uses 10 screw-thread steels of φ；Caliber DN900≤1500
When, main reinforcement uses 22 screw-thread steel of diameter, and stirrup uses 14 screw-thread steels of φ；
（2）The making of framework of steel reinforcement：The size of interior stirrup is bowed out according to tubing caliber, stirrup internal diameter size is than glass reinforced plastic pipe matrix
The big 80mm of outer diameter, since the flared end of glass reinforced plastic pipe matrix, puts one at interval of 100mm, is placed into fiberglass
The bell end of pipe matrix.Main reinforcement with 22# tie wires at interval of the circumferential bindings of 100mm on stirrup, it is diagonal that when binding, ties up silk
Binding, it is ensured that the fastness of framework of steel reinforcement.
3rd, casting concrete layer：
（1）Concrete proportioning：200 parts of water, 500 parts of cement, the early strong diminishing of sand, 1100 parts of stones, 8 parts of MNC-A types in 560 parts
Agent；
（2）Formwork：First ready-made glass reinforced plastic pipe matrix pier is put on stent, and in one layer of water of glass reinforced plastic pipe matrix surface brushing
Soluble epoxy glue, then puts on the framework of steel reinforcement bound, 40mm is spaced between framework of steel reinforcement and glass reinforced plastic pipe matrix, most
Steel mold is covered outside framework of steel reinforcement afterwards；
（3）Ready-mixed concrete：First cement, middle sand are added in mixer and stirred 3 minutes, then stone is added in mixer and is stirred
Mix 2 minutes, add water stir 3 minutes, be eventually adding MNC-A types early strength water-reducing agent stir 5 minutes it is to be mixed uniformly after be put into
In dumper；
（4）Pour and vibrate：The concrete being stirred is injected in the mould propped up by injection port, opens the vibrations electricity on mould
Machine, just injects concrete edge vibrations, ensures the mobility and density of concrete；
（5）Form removal conserves：After the complete 6h initial sets of concreting, mould is dismantled, plastic cloth sealing is put on, is put into thermostatic chamber and supports
Shield 7 days.
4th, water-soluble epoxy resin protective layer is sprayed：
（1）Component：120 parts of E44 epoxy resin, 20 parts of ethylenediamines, 22 parts of dibutyl phthalates, 50 parts of portland cements,
32 parts of dimethylbenzene；
（2）Stirring：First E44 epoxy resin, ethylenediamine are poured into agitator and stirred evenly, then adds two fourth of phthalic acid
Ester stirs evenly, and adds portland cement and stirs evenly, and finally adding suitable dimethylbenzene according to the viscosity of slurry stirs
Uniformly；
（3）Injection：The epoxy resin slurry that will be stirred, injects in air compressor injector, then in the glass poured
The corrosion-resistant draining pipe surface of steel composite high-strength is uniformly sprayed, and is not easy between jet thickness 0.5mm-2mm blocked up.
（4）Storage：After the completion of injection, after epoxy resin slurry spontaneous curing, numbering is put in storage up to this product.
Present invention process design is reasonable, technique is simple, highly practical.The flexible spigot-and-socket glass produced by present invention process
Steel composite high-strength corrosion-resistant pipe, it is with good airproof performance, corrosion-resistant, inner wall smooth, ring stiffness are high, indeformable, install convenient, no
The advantages that excavation can construct.
Claims (8)
1. flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology, it is characterised in that：Including glass reinforced plastic pipe matrix, reinforcing bar
Skeleton, concrete layer and protective layer, framework of steel reinforcement, glass reinforced plastic pipe matrix outer circumferential surface and suit are set with glass reinforced plastic pipe matrix periphery
5-40mm of framework of steel reinforcement interval simultaneously puts on steel mold, and the concrete being stirred is injected in the steel mold propped up by injection port,
The vibration motor in steel mold is opened, concrete edge vibrations is just injected, ensures the mobility and density of concrete, then pouring
Protective layer is uniformly sprayed on the fiberglass composite high-strength corrosion-resistant pipe surface built, after the completion of injection, layer spontaneous curing to be protected with
Afterwards, numbering storage.
2. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 1, it is characterised in that：Institute
State the raw material of the following mass component of glass steel pipe matrix：10-120 parts of polyester resin, 3-40 parts of talcum powder, accelerating agent 0.025-0.3
Part, 0.4-4 parts of curing agent, 15-180 parts of alkali-free Non-twisting glass fibre silk, 2-30 parts of 0.4 alkali-free glass fiber cloth；Manufacturing process：
First polyester resin is injected in agitator, talcum powder is then added and stirs evenly, add accelerating agent and stir evenly, be eventually adding
Curing agent stirs evenly, and pours into and resin basestocks are made in the hopper of wrapping machine；Glass reinforced plastic pipe matrix mould is placed in and is twined
On machine, one layer of 300 × 0.025mm high density low pressure polyester film is then covered in the shape of a spiral in die surface flared end, to mould
Tail end blocks simultaneously that fracture is bonding；Alkali-free glass fiber cloth is wound one layer in the shape of a spiral since the flared end of mould, extremely
Mould tail end blocks；Again by alkali-free Non-twisting glass fibre silk share split by the way that equipped with resin basestocks hopper, resin then will be soaked with
The alkali-free Non-twisting glass fibre of basestocks is from one layer of the flared end of mould first circumferential winding to mould tail end, then cross winding again
It is thick to 3mm-15mm, good glass reinforced plastic pipe matrix to be wound under field conditions (factors) curing and demolding up to glass steel pipe matrix.
3. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 2, it is characterised in that：Institute
It is 191 unsaturated polyester resins to state polyester resin；The talcum powder is 1250 mesh talcum powder.
4. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 1, it is characterised in that：Institute
Stating framework of steel reinforcement includes stirrup and main reinforcement, bows out circular stirrup, stirrup internal diameter size ratio according to produced tubing caliber first
Big 10-the 80mm of glass reinforced plastic pipe matrix outer diameter, since the flared end of glass reinforced plastic pipe matrix, one is put at interval of 10cm
It is a, it is placed into the bell end of glass reinforced plastic pipe matrix, for main reinforcement iron wire at interval of the circumferential bindings of 10cm on stirrup, when binding ties up silk
Diagonally to bind, it is ensured that framework of steel reinforcement it is firm.
5. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 4, it is characterised in that：Institute
State the screw-thread steel that stirrup uses Ф 8, φ 10 or φ 14；Main ribs use the screw-thread steel of Ф 12, φ 18 or Ф 22.
6. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 1, it is characterised in that：Institute
State the proportion by weight of concrete layer raw material：87.5-262.5 parts of water, 230-691.5 parts of cement, sand in 256-768 parts,
626-1878 parts of stones, 3.5-10.5 parts of MNC-A type early strength water-reducing agents；First will cement, middle sand add mixer in stirring 2-
6 minutes, then stone is added in mixer and is stirred 1-5 minutes, added water and stir 2-6 minutes, be eventually adding MNC-A types
Early strength water-reducing agent stir 4-10 minutes it is to be mixed uniformly after be put into dumper.
7. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 1, it is characterised in that：Institute
State the proportion by weight of protective layer raw material：50-150 parts of E44 epoxy resin, 7.5-22.5 parts of curing agent, 10-30 parts of toughener,
25-75 parts of portland cements, 20-45 parts of diluents；First E44 epoxy resin, curing agent are poured into agitator and stirred evenly, so
Toughener is added afterwards to stir evenly, portland cement is added and stirs evenly, and is finally added according to the viscosity of slurry suitable
Diluent stirs evenly.
8. flexibility socket joint fiberglass composite high-strength corrosion-resistant pipe production technology according to claim 7, it is characterised in that：Institute
It is ethylenediamine to state curing agent；The toughener is dibutyl phthalate；The diluent is dimethylbenzene.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711481082.6A CN108036122A (en) | 2017-12-29 | 2017-12-29 | Flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711481082.6A CN108036122A (en) | 2017-12-29 | 2017-12-29 | Flexible socket joint fiberglass composite high-strength corrosion-resistant pipe production technology |
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| CN108036122A true CN108036122A (en) | 2018-05-15 |
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| CN113461385A (en) * | 2021-07-21 | 2021-10-01 | 广东联博新型建材有限公司 | Resin composite concrete pipe and preparation method thereof |
| CN115322713A (en) * | 2022-07-25 | 2022-11-11 | 烟台恒邦泵业有限公司 | Bonded iron-silicon-iron and preparation process thereof |
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