CN106272947A - A kind of manufacturing process of anti-corrosion and high strength pipeline - Google Patents
A kind of manufacturing process of anti-corrosion and high strength pipeline Download PDFInfo
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- CN106272947A CN106272947A CN201610931383.3A CN201610931383A CN106272947A CN 106272947 A CN106272947 A CN 106272947A CN 201610931383 A CN201610931383 A CN 201610931383A CN 106272947 A CN106272947 A CN 106272947A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/02—Methods or machines specially adapted for the production of tubular articles by casting into moulds
- B28B21/10—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means
- B28B21/14—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means vibrating, e.g. the surface of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/02—Methods or machines specially adapted for the production of tubular articles by casting into moulds
- B28B21/10—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/76—Moulds
- B28B21/82—Moulds built-up from several parts; Multiple moulds; Moulds with adjustable parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/92—Methods or apparatus for treating or reshaping
- B28B21/96—Methods or apparatus for treating or reshaping for smoothing, roughening, corrugating or for removing burr
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/36—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing sulfur, sulfides or selenium
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Sewage (AREA)
Abstract
The invention provides the manufacturing process of a kind of anti-corrosion and high strength pipeline, this technique is: one, use aggregate and modified sulfur to prepare thermoplasticity concrete；Two, releasing agent is sprayed to metallic conduit mould；Three, determine whether pipeline has reinforcing bar, have, preheat reinforcing bar；Four, in metallic conduit mould, thermoplasticity concrete is poured into a mould；Five, hot pressing shaping, obtains the pipeline of anti-corrosion and high strength after the demoulding to be cooled；Present invention comprcssive strength of the thermoplasticity concrete of preparation during manufacturing anti-corrosion and high strength pipeline is not less than 30MPa, acidproof rate is not less than 95%, thus illustrate, the intensity of the pipeline that the present invention manufactures is big, corrosion-resistant, and manufacturing process of the present invention is simple, the comprcssive strength of the pipeline manufactured is more than C30 coagulation pipeline soil, and also there is anticorrosive, freeze thawing resistance, do not seep water and the advantage such as through-current capability is strong, service life is long, take into account plastic conduit and the advantage of cement steel concrete pipe, scrapped rear pipeline and can completely reclaim and pour into a mould new pipeline again.
Description
Technical field
The invention belongs to pipeline manufacturing technology field, be specifically related to the manufacturing process of a kind of anti-corrosion and high strength pipeline.
Background technology
For a long time, the commonly used cast iron pipe of China's drainage pipeline, cement steel concrete pipe and plastic conduit.Cast-iron pipe
Comprcssive strength is high, is used for upper water, but its cost is high, the most corrosion-resistant, uses seldom in draining field.Cement steel concrete pipe
Price is relatively low, and intensity is high, is main product in current drainage pipeline；But due to the water penetration of cement itself, cause seepage；Its
Resistance to water-flow is big, and through-current capability is little, is easily corroded when sewage effluent, is typically designed the life-span and only has 30 years；Product rejection simultaneously
Become industrial refuse, pollute environment.Plastic conduit is corrosion-resistant, and through-current capability is more than cement steel concrete product, is used for building row
Water, the region that buried depth is shallower.The shortcoming of its maximum is that comprcssive strength is not enough, relatively deep at buried depth and have the field of bearing requirements, its
Use is restricted.
Summary of the invention
The technical problem to be solved is for above-mentioned the deficiencies in the prior art, it is provided that a kind of corrosion-resistant height
The manufacturing process of intensity pipeline.This manufacturing process is simple, the pipe that the comprcssive strength of the pipeline of manufacture is poured into a mould more than C30 concrete
Road；The advantages such as the pipeline of manufacture the most of the present invention also has anticorrosive, freeze thawing resistance, do not seep water and through-current capability is strong, and use
Life-span is long, has taken into account plastic conduit and the advantage of cement steel concrete pipe, and the product simultaneously scrapped can recycle.
For solving above-mentioned technical problem, the technical solution used in the present invention is: the manufacture of a kind of anti-corrosion and high strength pipeline
Technique, it is characterised in that this technique comprises the following steps:
Step one, 125 DEG C～the aggregate of 148 DEG C will be preheated to and be heated to the modified sulfur of molten condition and all pour stirring into
In container, stir under 125 DEG C～146 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is
The 10%～26% of described thermoplasticity volume of concrete；The comprcssive strength of described thermoplasticity concrete is not less than 30MPa, acidproof rate
Not less than 95%；
Step 2, preheated metallic pipe mould temperature to 125 DEG C～148 DEG C, then to preheating after metallic conduit mould
Tool spraying releasing agent；
If the inside no-reinforcing-bar of the anti-corrosion and high strength pipeline of step 3 preparation, then enter step 4；Otherwise, by reinforcing bar
Put into rapidly after being heated to 140 DEG C～160 DEG C in the cast chamber of the metallic conduit mould after spraying releasing agent in step 2, then enter
Enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal tube in casting process
Thermoplasticity vibratory concrete compacting in road mould, until casting complete；
Step 5, the steel plate being preheated to 125 DEG C～148 DEG C is placed on the metallic conduit mould of casting complete in step 4
Top, described steel plate carries out hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, treats that metallic conduit mould cools down
The burr produced except cast are also repaiied in the rear demoulding, the pipeline of anti-corrosion and high strength.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described in step one, aggregate includes
Coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate is the 25%～46% of described thermoplasticity volume of concrete, institute
Stating volume is described thermoplasticity volume of concrete the 18%～46% of fine aggregate, the volume of described powder filler is described thermoplastic
Property volume of concrete 8%～15%, the volume ratio of described fine aggregate and coarse aggregate is (0.42～1): 1；Described modified sulfur
It is (0.8～2.3) with the volume ratio of powder filler: 1.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described in step one in aggregate also
Including fiber, the volume of described fiber is the 0.01%～5% of described thermoplasticity volume of concrete.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described fiber is carbon fiber, steel fibre
Dimension, hdpe fiber or glass fibre.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described coarse aggregate is by volumes below
The raw material of part is made: the first coarse aggregate 50～99 parts by volume, the second coarse aggregate 1～40 parts by volume, the 3rd coarse aggregate 0～49 volume
Part；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is 8mm ＜ D2≤15mm, the 3rd
The particle diameter D3 of coarse aggregate is 5mm ＜ D3≤8mm.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described fine aggregate is by volumes below
The raw material of part is made: the first fine aggregate 20～49.5 parts by volume, the second fine aggregate 50～79.5 parts by volume, the 3rd fine aggregate 0.5
～30 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, the particle diameter d2 of the second fine aggregate be 0.5mm ＜ d2≤
2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that the particle diameter M of described powder filler is
0.001mm≤M≤0.3mm。
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that described coarse aggregate may select resistance to compression
Intensity is at more than 60MPa limestone particle, diabase granule, granite granules, basalt granule, slag or counterweight iron ore；Institute
State fine aggregate may select comprcssive strength the natural river sand of more than 55MPa, quartz sand, slag, counterweight iron ore, limestone particle,
Diabase granule, granite granules or basalt granule；Described powder filler may select flyash, cement, molybdenum ore slag, slag
Powder, quartz sand, silicon dioxide, limestone particle, diabase granule, granite granules or basalt granule.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that metallic conduit described in step 2
Mould includes mold base and the interior mould being fixed on mold base and external mold, is formed and be used between described interior mould and described external mold
The cast chamber of cast thermoplasticity concrete, described external mold is formed by the semi-circular tube docking that two shapes are identical, two described semicircles
The junction of pipe is provided with connecting plate, described connecting plate offers fixing hole, described fixing hole is provided with for fixing
The bolt of two described semi-circular tubes, the junction of two described semi-circular tubes is provided with high temperature resistant adhesive tape.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that offer on described mold base
In fixing mould centering inner hole and with the annular boss of described centering inner hole concentric, described external mold is installed on described annular
The outside of boss.
The manufacturing process of above-mentioned a kind of anti-corrosion and high strength pipeline, it is characterised in that vibration platen described in step 4
Including base with for installing the installing plate of described metallic conduit mould, and the spring being arranged between base and installing plate,
The bottom of described installing plate is provided with vibrating motor, and the top of described installing plate is provided with the location being positioned at directly over vibrating motor
Circular cone, described positioning cone matches with the hole, location offered bottom mold base, described installing plate is provided with cylinder pedestal,
The bottom week side of described mold base is evenly arranged with multiple pressure-bearing platform, and described pressure-bearing platform has a pressure-bearing inclined-plane, described
The cylinder of oil cylinder is fixed on described cylinder pedestal, and the piston rod end of described oil cylinder is pressed on the pressure-bearing inclined-plane of described pressure-bearing platform
On.
The present invention compared with prior art has the advantage that
1, present invention thermoplasticity concrete of preparation during manufacturing anti-corrosion and high strength pipeline, its cast
The comprcssive strength of standard specimen is not less than 30MPa, and acidproof rate is not less than 95%, the anti-corrosion and high strength pipe prepared due to the present invention
Road is to be formed by thermoplasticity concreting, and uses the intensity of concrete to represent pipe for concrete duct in national standard
The intensity in road, the present invention uses for reference this method for expressing, uses the comprcssive strength of thermoplasticity concrete and acidproof rate to represent system of the present invention
The comprcssive strength of the pipeline made and acidproof rate, it follows that the anti-corrosion and high strength pipeline that the present invention manufactures can meet country's mark
The accurate mechanical property for pipeline uses requirement, and its antiseptic property is also above conventional concrete duct.
2, the present invention selects to have good corrosion resistance and thermoplastic in the pipeline of the anti-corrosion and high strength manufactured
Modified sulfur is as bonding agent, and it can be coated with aggregate, and uses vibration platen in metallic conduit mould in casting process
Thermoplasticity vibratory concrete is tamped, and makes the structure of pipeline finally manufactured tightr, and this is conducive to the pressure resistance of the pipeline increased
Degree and corrosion resistance, it is contemplated that the service life of this pipeline, up to 60 years, is more than 2 times of traditional cements pipeline life.
3, to have comprcssive strength high for the pipeline of manufacture of the present invention, the corrosion of resistance to strong acid, weak base and salt, service life overlength etc.
Advantage, and the inside of pipeline do not seeps water, and pipeline is the most recyclable.
4, the anti-corrosion and high strength pipeline of manufacture of the present invention is in addition to can meeting daily draining, for have acid, salt, hydrogen sulfide and
The sewage discharge of weak base uses the feature that more can play its corrosion-resistant high life.
5, the present invention uses modified sulfur and aggregate mix and blend to be prepared for thermoplasticity concrete, and the aggregate used is
Through design, this aggregate includes coarse aggregate, fine aggregate and powder filler, and defines the volume ratio of fine aggregate and coarse aggregate
With the volume ratio of modified sulfur Yu powder filler, the thermoplasticity concrete of formation is made to have more excellent performance, cast
The intensity of pipeline is bigger, and more resistant to the corrosion of strong acid, the pipeline therefore prepared has wider array of application prospect.
6, the manufacturing process of the present invention can be provided with reinforcing bar and the pipeline of anti-corrosion and high strength without reinforcing bar in preparing, and two
Plant pipeline and all meet use standard.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Fig. 1 is the metallic conduit mould of present invention mounting structure schematic diagram on vibration platen.
Fig. 2 is the structural representation of the metallic conduit mould of the present invention.
Fig. 3 is the A-A sectional view of Fig. 2.
Fig. 4 is the structural representation of vibration platen of the present invention.
Description of reference numerals:
1 mold base；Mould in 2；3-1 semi-circular tube；
3-2 connecting plate；3-3 bolt；4 cast chambeies；
5 pressure-bearing platforms；6 oil cylinders；7-installing plate；
8 bases；9 springs；10-vibrating motor；
11-positioning cone；12 cylinder pedestals.
Detailed description of the invention
Embodiment 1
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 135 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 135 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 15%；
Described aggregate includes that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity coagulation
The soil body long-pending 35%, the volume of described fine aggregate is the 35% of described thermoplasticity volume of concrete, the volume of described powder filler
For the 15% of described thermoplasticity volume of concrete, described fine aggregate is 1:1 with the volume ratio of coarse aggregate；Described modified sulfur and powder
The volume ratio of end filler is 1:1；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 75 parts by volume, the second coarse aggregate 20 volume
Part, the 3rd coarse aggregate 25 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 35 parts by volume, the second fine aggregate 65 volume
Part, the 3rd fine aggregate 15 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 135 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；Need during pouring thermoplasticity coagulation to control
Poring rate, too fast and mistake all can cause pipeline strength to decline slowly；
Step 5, the steel plate being preheated to 135 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 2
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 125 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 125 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 26%；
Described aggregate includes that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity coagulation
The soil body long-pending 42.8%, the volume of described fine aggregate is the 18% of described thermoplasticity volume of concrete, the body of described powder filler
Amassing 13.2% for described thermoplasticity volume of concrete, described fine aggregate is 0.42:1 with the volume ratio of coarse aggregate；Described modification
Sulfur is 1.97:1 with the volume ratio of powder filler；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 50 parts by volume, the second coarse aggregate 1 volume
Part, the 3rd coarse aggregate 20 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 49.5 parts by volume, the second fine aggregate 79.5
Parts by volume, the 3rd fine aggregate 30 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, the particle diameter d2 of the second fine aggregate
It is 0.3mm ＜ d3≤0.5mm for 0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 125 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 125 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 3
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 148 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 146 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 10%；
Described aggregate includes that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity coagulation
The soil body long-pending 46%, the volume of described fine aggregate is the 36% of described thermoplasticity volume of concrete, the volume of described powder filler
For the 8% of described thermoplasticity volume of concrete, described fine aggregate is 0.78:1 with the volume ratio of coarse aggregate；Described modified sulfur with
The volume ratio of powder filler is 1.25:1；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 99 parts by volume, the second coarse aggregate 40 volume
Part, the 3rd coarse aggregate 49 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 20 parts by volume, the second fine aggregate 50 volume
Part, the 3rd fine aggregate 0.5 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 148 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 148 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 4
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 140 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 140 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 26%；
Described aggregate includes that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity coagulation
The soil body long-pending 40%, the volume of described fine aggregate is the 22.7% of described thermoplasticity volume of concrete, the body of described powder filler
Amassing 11.3% for described thermoplasticity volume of concrete, described fine aggregate is 0.57:1 with the volume ratio of coarse aggregate；Described modification
Sulfur is 2.3:1 with the volume ratio of powder filler；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 55 parts by volume, the second coarse aggregate 5 volume
Part, the 3rd coarse aggregate 0 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 40 parts by volume, the second fine aggregate 75 volume
Part, the 3rd fine aggregate 25 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 140 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, reinforcing bar is heated to 160 DEG C after put into rapidly step 2 spray the metallic conduit mould after releasing agent
Cast chamber 4 in, enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 140 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 5
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 130 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 130 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 10%；
Described aggregate includes that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity coagulation
The soil body long-pending 45.5%, the volume of described fine aggregate is the 32% of described thermoplasticity volume of concrete, the body of described powder filler
Amassing 12.5% for described thermoplasticity volume of concrete, described fine aggregate is 0.7:1 with the volume ratio of coarse aggregate；Described modified sulphur
Sulphur is 0.8:1 with the volume ratio of powder filler；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 90 parts by volume, the second coarse aggregate 30 volume
Part, the 3rd coarse aggregate 35 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 45 parts by volume, the second fine aggregate 70 volume
Part, the 3rd fine aggregate 0.5 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 130 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, reinforcing bar is heated to 140 DEG C after put into rapidly step 2 spray the metallic conduit mould after releasing agent
Cast chamber 4 in, enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 130 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 6
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 148 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 146 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 11.49%；
Described aggregate includes that coarse aggregate, fine aggregate, powder filler and carbon fiber, the volume of described coarse aggregate are described thermoplastic
The 43% of property volume of concrete, the volume of described fine aggregate is the 37% of described thermoplasticity volume of concrete, described powder filler
Volume is described thermoplasticity volume of concrete 8.5%, the volume of described carbon fiber is described thermoplasticity volume of concrete
0.01%；Described fine aggregate is 0.86:1 with the volume ratio of coarse aggregate；Described modified sulfur with the volume ratio of powder filler is
1.35:1；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 80 parts by volume, the second coarse aggregate 40 volume
Part, the 3rd coarse aggregate 49 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 25 parts by volume, the second fine aggregate 60 volume
Part, the 3rd fine aggregate 10 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 148 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 148 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 7
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 135 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 135 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 26%；
Described aggregate includes that coarse aggregate, fine aggregate, powder filler and steel fibre, the volume of described coarse aggregate are described thermoplastic
The 27% of property volume of concrete, the volume of described fine aggregate is the 27% of described thermoplasticity volume of concrete, described powder filler
Volume is described thermoplasticity volume of concrete 15%, the volume of described steel fibre is described thermoplasticity volume of concrete
5%；Described fine aggregate is 1:1 with the volume ratio of coarse aggregate；Described modified sulfur is 1.73:1 with the volume ratio of powder filler；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 50 parts by volume, the second coarse aggregate 1 volume
Part, the 3rd coarse aggregate 0 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 49.5 parts by volume, the second fine aggregate 75 body
Long-pending part, the 3rd fine aggregate 30 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 135 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 135 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 8
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 125 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 125 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 23%；
Described aggregate includes that coarse aggregate, fine aggregate, powder filler and carbon fiber, the volume of described coarse aggregate are described thermoplastic
The 36% of property volume of concrete, the volume of described fine aggregate is the 30% of described thermoplasticity volume of concrete, described powder filler
Volume is described thermoplasticity volume of concrete 10%, the volume of described carbon fiber is described thermoplasticity volume of concrete
1%；Described fine aggregate is 0.83:1 with the volume ratio of coarse aggregate；Described modified sulfur is 2.3:1 with the volume ratio of powder filler；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 55 parts by volume, the second coarse aggregate 10 volume
Part, the 3rd coarse aggregate 5 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 40 parts by volume, the second fine aggregate 70 volume
Part, the 3rd fine aggregate 25 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 125 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, the inside no-reinforcing-bar of anti-corrosion and high strength pipeline of preparation, then be directly entered step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 125 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 9
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 130 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 130 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 20.5%；
Described aggregate includes that coarse aggregate, fine aggregate, powder filler and glass fibre, the volume of described coarse aggregate are described heat
The 46% of plastic concrete volume, the volume of described fine aggregate is the 19.5% of described thermoplasticity volume of concrete, described powder
The volume of filler is the 12% of described thermoplasticity volume of concrete, and the volume of described glass fibre is described thermoplasticity concrete bodies
Long-pending 2%；Described fine aggregate is 0.42:1 with the volume ratio of coarse aggregate；Described modified sulfur with the volume ratio of powder filler is
1.71:1；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 80 parts by volume, the second coarse aggregate 30 volume
Part, the 3rd coarse aggregate 49 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 45 parts by volume, the second fine aggregate 79.5 body
Long-pending part, the 3rd fine aggregate 20 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 130 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, reinforcing bar is heated to 150 DEG C after put into rapidly step 2 spray the metallic conduit mould after releasing agent
Cast chamber 4 in, enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 130 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
Embodiment 10
The present embodiment manufactures the technique of anti-corrosion and high strength pipeline and comprises the following steps:
Step one, the aggregate of 140 DEG C will be preheated to and is heated to the modified sulfur of molten condition and all pours in stirring container,
Stir under 140 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described thermoplasticity coagulation
The soil body long-pending 13%；
Described aggregate includes that coarse aggregate, fine aggregate, powder filler and steel fibre, the volume of described coarse aggregate are described thermoplastic
The 38% of property volume of concrete, the volume of described fine aggregate is the 34% of described thermoplasticity volume of concrete, described powder filler
Volume is described thermoplasticity volume of concrete 11%, the volume of described steel fibre is described thermoplasticity volume of concrete
4%；Described fine aggregate is 0.89:1 with the volume ratio of coarse aggregate；Described modified sulfur is 1.18 with the volume ratio of powder filler:
1；
Described coarse aggregate is made up of the raw material of volumes below part: the first coarse aggregate 99 parts by volume, the second coarse aggregate 20 volume
Part, the 3rd coarse aggregate 30 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is
8mm ＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm；
Described fine aggregate is made up of the raw material of volumes below part: the first fine aggregate 20 parts by volume, the second fine aggregate 60 volume
Part, the 3rd fine aggregate 0.5 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm；
The particle diameter M of described powder filler is 0.001mm≤M≤0.3mm；
Step 2, preheated metallic pipe mould temperature to 140 DEG C, then the metallic conduit mould spraying after preheating is de-
Mould agent；
Step 3, reinforcing bar is heated to 160 DEG C after put into rapidly step 2 spray the metallic conduit mould after releasing agent
Cast chamber 4 in, enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit
In the cast chamber 4 of mould, and employing is positioned at the vibration platen of described metallic conduit mould bottom to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, until casting complete；
Step 5, the steel plate being preheated to 140 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4,
Described steel plate has the effect of hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, after metallic conduit mould cools down
The burr produced except cast are also repaiied in the demoulding, the pipeline of anti-corrosion and high strength.
In the present embodiment, described first coarse aggregate, the second coarse aggregate, the 3rd coarse aggregate and the first fine aggregate are limestone
Granule；Second fine aggregate and the 3rd fine aggregate are natural river sand；Powder filler is flyash.
In the present embodiment, the mode of described metallic conduit mould cooling is to first pass through the air cooling of 30min, then through 15 minutes
Water-cooled, treat that core is cooled to less than 60 DEG C, get final product the demoulding.
In the present embodiment, described modified sulfur is to be heated to the sulfur of molten condition and modifying agent mixes at 130 DEG C and stirs
Mixing generation chemical reaction and generate, described modifying agent is dicyclopentadiene；The mass ratio of described sulfur and modifying agent is 20:1.
In the present embodiment, using modified sulfur to prepare the purpose of thermoplasticity concrete is to produce when phase transformation to eliminate sulfur
Raw internal stress, increases the plasticity of concrete.
After also needing to place the pipeline prepared in the present embodiment 20 hours in actual production process, test its intensity,
Meet design to require just can come into operation.
As shown in Figures 2 and 3, in the embodiment of the present invention 1～10, metallic conduit mould described in step 2 includes at the bottom of mould
Seat 1 and the interior mould 2 being fixed on mold base 1 and external mold, formed between described interior mould 2 and described external mold and be used for pouring into a mould thermoplasticity
The cast chamber 4 of concrete, described external mold is formed by the semi-circular tube 3-1 docking that two shapes are identical, two described semi-circular tube 3-1's
Junction is provided with connecting plate 3-2, and described connecting plate 3-2 offers fixing hole, described fixing hole is provided with for solid
The bolt 3-3 of fixed two described semi-circular tube 3-1, the junction of two described semi-circular tube 3-1 is provided with high temperature resistant adhesive tape.
In the embodiment of the present invention 1～10, described fixing hole is half waist-shaped hole, and described bolt 3-3 is quick bolt.
In the embodiment of the present invention 1～10, described mold base 1 offers mould 2 in fixing centering inner hole and with
The annular boss of described centering inner hole concentric, described external mold is installed on the outside of described annular boss.
As shown in Figure 1 and Figure 4, in the embodiment of the present invention 1～10, described vibration platen includes base 8 and for installing
State the installing plate 7 of metallic conduit mould, and the spring 9 being arranged between base 8 and installing plate 7, the bottom of described installing plate 7
Being provided with vibrating motor 10, the top of described installing plate 7 is provided with the positioning cone 11 being positioned at directly over vibrating motor 10, described
Positioning cone 11 matches with the hole, location offered bottom mold base 1, and described installing plate 7 is provided with cylinder pedestal 12, institute
The bottom week side stating mold base 1 is evenly arranged with multiple pressure-bearing platform 5, and described pressure-bearing platform 5 has a pressure-bearing inclined-plane, described
The cylinder of oil cylinder 6 is fixed on described cylinder pedestal 12, and the piston rod end of described oil cylinder 6 is pressed on holding of described pressure-bearing platform 5
On pressure inclined-plane.
The thermoplasticity concrete cast that the embodiment of the present invention 1～10 is prepared in the pipe process prepare anti-corrosion and high strength
Become the standard specimen of 100mm × 100mm × 100mm, this standard specimen is carried out comprcssive strength and the experiment of acidproof rate, experimental result
As shown in table 1.
The thermoplasticity concrete that table 1 utilizes the embodiment of the present invention 1～10 to prepare in process for making is poured into a mould
The comprcssive strength of standard specimen and acidproof rate experimental result
As shown in Table 1, the thermoplasticity concrete cast of preparation in the process for making of the embodiment of the present invention 1～10 is used
Standard specimen, its comprcssive strength be not less than 30MPa, acidproof rate be not less than 95%.It follows that the embodiment of the present invention 1
～10 the anti-corrosion and high strength pipeline manufactured can meet national standard requirement, and its anticorrosion are used for the mechanical property of pipeline
Performance is also above conventional concrete duct.The present invention selects have good corrosion resistance in the pipeline prepare anti-corrosion and high strength
Can be with thermoplastic modified sulfur as bonding agent, it can be coated with aggregate, and uses vibration platen to metal in casting process
Thermoplasticity vibratory concrete compacting in pipe mould, makes the structure of pipeline finally manufactured tightr, and this is conducive to increasing
The comprcssive strength of pipeline and corrosion resistance, it is contemplated that the service life of the pipeline that the present invention manufactures, up to 60 years, is traditional cements pipe
More than 2 times of road life-span.
The above, be only presently preferred embodiments of the present invention, not impose any restrictions the present invention.Every according to invention skill
Any simple modification, change and the equivalence change that above example is made by art essence, all still falls within technical solution of the present invention
Protection domain in.
Claims (10)
1. the manufacturing process of an anti-corrosion and high strength pipeline, it is characterised in that this technique comprises the following steps:
Step one, 125 DEG C～the aggregate of 148 DEG C will be preheated to and be heated to the modified sulfur of molten condition and all pour stirring container into
In, stir under 125 DEG C～146 DEG C of constant temperatures, form thermoplasticity concrete；The volume of described modified sulfur is described
The 10%～26% of thermoplasticity volume of concrete；The comprcssive strength of described thermoplasticity concrete is not less than 30MPa, and acidproof rate is the least
In 95%；
Step 2, preheated metallic pipe mould temperature to 125 DEG C～148 DEG C, then to preheating after metallic conduit mould spray
Coating release agent；
If the inside no-reinforcing-bar of the anti-corrosion and high strength pipeline of step 3 preparation, then enter step 4；Otherwise, reinforcing bar is heated
Put into rapidly to 140 DEG C～160 DEG C in the cast chamber (4) of the metallic conduit mould after spraying releasing agent in step 2, then enter
Enter step 4；
Step 4, thermoplasticity concrete described in step one is cast in step 2 spraying releasing agent after metallic conduit mould
Cast chamber (4) in, and in casting process use be positioned at the vibration platen of described metallic conduit mould bottom to metal tube
Thermoplasticity vibratory concrete compacting in road mould, until casting complete；
Step 5, the steel plate being preheated to 125 DEG C～148 DEG C is placed on the top of the metallic conduit mould of casting complete in step 4
Portion, described steel plate carries out hot pressing shaping to the thermoplasticity concrete in metallic conduit mould, de-after metallic conduit mould cools down
Mould also repaiies the burr produced except cast, i.e. obtains the pipeline of anti-corrosion and high strength.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 1, it is characterised in that institute in step one
State aggregate and include that coarse aggregate, fine aggregate and powder filler, the volume of described coarse aggregate are described thermoplasticity volume of concrete
25%～46%, the volume of described fine aggregate is the 18%～46% of described thermoplasticity volume of concrete, described powder filler
Volume is the 8%～15% of described thermoplasticity volume of concrete, and described fine aggregate is (0.42～1) with the volume ratio of coarse aggregate:
1；Described modified sulfur is (0.8～2.3) with the volume ratio of powder filler: 1.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 2, it is characterised in that in described aggregate
Also include that fiber, the volume of described fiber are described thermoplasticity volume of concrete 0.01%～5%.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 3, it is characterised in that described fiber is
Carbon fiber, steel fibre or glass fibre.
5. according to the manufacturing process of a kind of anti-corrosion and high strength pipeline described in Claims 2 or 3, it is characterised in that described slightly
Aggregate is made up of the raw material of volumes below part: the first coarse aggregate 50～99 parts by volume, the second coarse aggregate 1～40 parts by volume, and the 3rd
Coarse aggregate 0～49 parts by volume；The particle diameter D1 of the first coarse aggregate is 15mm ＜ D1≤25mm, and the particle diameter D2 of the second coarse aggregate is 8mm
＜ D2≤15mm, the particle diameter D3 of the 3rd coarse aggregate are 5mm ＜ D3≤8mm.
6. according to the manufacturing process of a kind of anti-corrosion and high strength pipeline described in Claims 2 or 3, it is characterised in that described carefully
Aggregate is made up of the raw material of volumes below part: the first fine aggregate 20～49.5 parts by volume, the second fine aggregate 50～79.5 parts by volume,
3rd fine aggregate 0.5～30 parts by volume；The particle diameter d1 of the first fine aggregate is 2mm ＜ d1≤5mm, and the particle diameter d2 of the second fine aggregate is
0.5mm ＜ d2≤2mm, the particle diameter d3 of the 3rd fine aggregate are 0.3mm ＜ d3≤0.5mm.
7. according to the manufacturing process of a kind of anti-corrosion and high strength pipeline described in Claims 2 or 3, it is characterised in that described powder
The particle diameter M of end filler is 0.001mm≤M≤0.3mm.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 1, it is characterised in that institute in step 2
State metallic conduit mould and include mold base (1) and the interior mould (2) being fixed on mold base (1) and external mold, described interior mould (2)
And formed for pouring into a mould the cast chamber (4) of thermoplasticity concrete between described external mold, described external mold by two shapes identical half
Pipe (3-1) docking forms, and the junction of two described semi-circular tubes (3-1) is provided with connecting plate (3-2), described connecting plate
(3-2) offer fixing hole on, described fixing hole be provided with the bolt (3-3) for fixing two described semi-circular tubes (3-1),
The junction of two described semi-circular tubes (3-1) is provided with high temperature resistant adhesive tape.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 8, it is characterised in that at the bottom of described mould
Offer on seat (1) mould (2) in fixing centering inner hole and with the annular boss of described centering inner hole concentric, described outside
Mould (3) is installed on the outside of described annular boss.
The manufacturing process of a kind of anti-corrosion and high strength pipeline the most according to claim 8, it is characterised in that described vibration
Platform includes base (8) and for installing the installing plate (7) of described metallic conduit mould, and is arranged on base (8) and installs
Spring (9) between plate (7), the bottom of described installing plate (7) is provided with vibrating motor (10), the top of described installing plate (7)
It is provided with the positioning cone (11) being positioned at directly over vibrating motor (10), described positioning cone (11) and mold base (1) bottom
Matching in the hole, location offered, described installing plate (7) is provided with cylinder pedestal (12), the bottom week of described mold base (1)
Side is evenly arranged with multiple pressure-bearing platform (5), and described pressure-bearing platform (5) has a pressure-bearing inclined-plane, and the cylinder of described oil cylinder (6) is solid
Being scheduled on described cylinder pedestal (12), the piston rod end of described oil cylinder (6) is pressed on the pressure-bearing inclined-plane of described pressure-bearing platform (5)
On.
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| CN110027107A (en) * | 2019-05-17 | 2019-07-19 | 广西中久电力科技有限责任公司 | A kind of production of electric pole is with pouring device |
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| CN110774522A (en) * | 2019-06-28 | 2020-02-11 | 东莞科威医疗器械有限公司 | Enhanced medical cannula and forming method thereof |
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