CN1884890A - Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof - Google Patents
Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof Download PDFInfo
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- CN1884890A CN1884890A CN 200610012772 CN200610012772A CN1884890A CN 1884890 A CN1884890 A CN 1884890A CN 200610012772 CN200610012772 CN 200610012772 CN 200610012772 A CN200610012772 A CN 200610012772A CN 1884890 A CN1884890 A CN 1884890A
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- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 63
- 239000011152 fibreglass Substances 0.000 title claims description 61
- 238000002360 preparation method Methods 0.000 title claims description 56
- 239000000835 fiber Substances 0.000 claims abstract description 96
- 229920005989 resin Polymers 0.000 claims abstract description 56
- 239000011347 resin Substances 0.000 claims abstract description 56
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- 239000003365 glass fiber Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 12
- 239000003082 abrasive agent Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 6
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 239000007921 spray Substances 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract 3
- 239000011521 glass Substances 0.000 abstract 3
- 229920000728 polyester Polymers 0.000 abstract 2
- 239000000084 colloidal system Substances 0.000 description 81
- 239000004593 Epoxy Substances 0.000 description 24
- 230000004048 modification Effects 0.000 description 24
- 238000012986 modification Methods 0.000 description 24
- 229920001567 vinyl ester resin Polymers 0.000 description 24
- 238000003756 stirring Methods 0.000 description 16
- 238000004804 winding Methods 0.000 description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 12
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000009966 trimming Methods 0.000 description 8
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000010431 corundum Substances 0.000 description 4
- 229910052593 corundum Inorganic materials 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 235000013312 flour Nutrition 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000010721 machine oil Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000023556 desulfurization Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The invention relates to a pulp glass steel spray tube used in the desulfurizing tower of power plant, which comprises: the invention plates demould agent on the mould tube; the mould tube is coiled with polyester fiber with resin to form inner anti-abrasion layer; the molded inner anti-abrasion layer is coiled with the fiber with resin to form glass steel liner tube; the molded glass steel liner layer is coiled with polyester fiber with resin to form outer anti-abrasion layer; then solidifying. The invention has long service life, with high temperature resistance.
Description
Technical field
The invention belongs to the pipe technology field, disclose a kind of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof specifically.
Background technique
Desulfurization is one main program in the thermal power plant toxic emission flow process, and its principle is to utilize sulphur, sulfur dioxide in lime water and the high-temp waste gas to react, and it eliminating is prevented its emptying.The equipment of this operation is mainly, and is provided with multilayer by the lime water pipeline that supporting frame supports in the desulfurization tower body, is connected with arm on this lime water pipeline, and the nearly 10 kilograms lime water shower nozzle of some weight is housed on this arm or lime water pipeline.During work, lime water from shower nozzle, spray with high-temp waste gas in sulphur, sulfur dioxide react.
At present, employed lime water pipeline has three kinds in desulfuration absorbing tower: a kind of PP of being plastic tube, this plastic tube in use, when in case the pressure of lime water reduces to spray deficiency, its ambient temperature can raise moment, this PP plastic tube is because its heat resistance missionary society bending deflection causes whole desulfurizer paralysis; Second kind is the steel-lined rubber pipeline, although its mechanics of this pipeline and heat resistance are better, but the rubber layer that is served as a contrast on the steel pipe inwall is easy to peel off and comes off, and the decay resistance of steel pipe is relatively poor, therefore shorter its working life for projected life at the desulfuration absorbing tower more than 30 years, can not satisfy the demand; The third is a fiber reinforced plastic pipe, and the decay resistance extreme difference of this pipeline mostly is about 1 year working life.In addition, in the spray process, wash away because high pressure lime water produces the inner and outer wall of pipeline, above-mentioned three kinds of pipelines are the wear-resisting performance of tool not all, therefore needs often maintenance and changes, and can cause the proper functioning of power station to seriously influence.
Summary of the invention
Purpose of the present invention just provides a kind of corrosion-resistant, anti abrasive glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Another object of the present invention just provides the preparation method of above-mentioned glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
The technological scheme that realizes the object of the invention is: glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant, comprise the frp liner pipe that constitutes by long fibre and resin, and be provided with the innner and outer wearing layer in the both sides of this frp liner pipe and constitute.
In addition: described innner and outer wearing layer is made of the polyster fibre of 20-40 weight portion, the high-abrasive material of 10-20 weight portion and the resin of 40-50 weight portion; The thickness of described innner and outer wearing layer is between 1.5-5 centimetre; The thickness of described frp liner pipe is between 3-8 centimetre; Described long fibre is glass fibre or polyster fibre.
The preparation method who realizes glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant proposed by the invention includes following operation:
The preparation of first step mould
Mould tube placed roll on the frame, and spraying releasing agent on the mould tube;
The preparation of wearing layer in second step
Rotate mould tube, and twine by resin that is mixed with high-abrasive material and the polyster fibre that hangs with this resin, to the thickness of regulation at this mould tube;
The preparation of the 3rd step frp liner pipe
Rotate mould tube, and twine the preparation moulding in twine again on the wearing layer by being mixed with resin and hanging with the fiber of this resin, to the thickness of regulation;
The preparation of the 4th step outer wear layer
Rotate mould tube, on the frp liner pipe that twines the preparation moulding, twine by resin that is mixed with high-abrasive material and the polyster fibre that hangs with this resin, to the thickness of regulation;
The 5th step solidifying
Rotate mould tube, make the glass fibre reinforced plastics spraying tube pipe of moulding solidify.
Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant provided by the present invention and preparation method thereof, compared with prior art, because the structural bone rack-layer of this glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant is a frp layer, has construction layer corrosion-resistant and the antiscour friction in the setting of the both sides of framework layer, can reach working life more than 30 years after testing, make that the projected life of working life of this glass fiber reinforced plastic sprinkling tube for desulfurizing tower and desulfurizing tower of electric power plant is suitable, therefore, need not to change and can guarantee the normal operation of desulfurizer in the using process; After testing this glass fiber reinforced plastic sprinkling tube under 180-200 ℃ ambient temperature, be 5 hours indeformable, therefore have resistant to elevated temperatures characteristics, can satisfy the requirement of desulfurizing tower of electric power plant ordinary accident.
Description of drawings
As shown be the structural representation of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment
Below in conjunction with accompanying drawing glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant provided by the invention and preparation method thereof is described in further detail:
As shown be the structural representation of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.Its structure comprises the frp liner pipe 1 that is made of long fibre and resin, and wearing layer 2 and outer wear layer 3 constitute in the about both sides of this frp liner pipe are provided with.
The technological method for preparing above-mentioned glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant is:
Embodiment 1
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent in the top layer of mould tube spraying last layer solid wax;
The preparation of wearing layer in second step
The configuration of resin: the Atlc382 that gets 40 kilograms is the epoxy vinyl ester of modification, and adds 20 kilograms silicon carbide therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 5 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The DOW470 that gets 45 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 5 cm thicks in the mould tube of wearing layer, make need the glass fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the glass fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 8 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
For easy to process, make this outer wear layer consistent with the preparation method of lining wearing layer, promptly get the epoxy vinyl ester of 40 kilograms Atlc382 modification, and add 20 kilograms silicon carbide therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 5 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent at the top layer of mould tube spraying last layer machine oil;
The preparation of wearing layer in second step
The configuration of resin: the Atlc430 that gets 50 kilograms is the epoxy vinyl ester of modification, and adds 10 kilograms aluminium oxide therein and do wear-resisting part, stirs and forms colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.2 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 4 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The Atlc382 that gets 50 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 4 cm thicks in the mould tube of wearing layer, make need the polyster fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the polyster fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 3 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
For easy to process, make this outer wear layer consistent with the preparation method of lining wearing layer, promptly get the epoxy vinyl ester of 50 kilograms Atlc430 modification, and add 10 kilograms aluminium oxide therein and do wear-resisting part, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.2 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 2 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent at the top layer of mould tube spraying last layer edible fat;
The preparation of wearing layer in second step
The configuration of resin: the DOW411 that gets 45 kilograms is the epoxy vinyl ester of modification, and adds 15 kilograms quartz flour therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 3 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The Atlc430 that gets 42 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 3 cm thicks in the mould tube of wearing layer, make need the glass fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the glass fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 5 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
For easy to process, make this outer wear layer with above-mentioned in the preparation method of wearing layer consistent, promptly get the epoxy vinyl ester of 45 kilograms DOW411 modification, and add 15 kilograms quartz flour therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 3 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment 4
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent at the top layer of mould tube spraying last layer machine oil;
The preparation of wearing layer in second step
The configuration of resin: the DOW470 that gets 42 kilograms is the epoxy vinyl ester of modification, and adds 18 kilograms quartz flour therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 2.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 2 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The DOW411 that gets 45 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 2 cm thicks in the mould tube of wearing layer, make need the polyster fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the polyster fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 4 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
For easy to process, make this outer wear layer consistent with the preparation method of lining wearing layer, promptly get the epoxy vinyl ester of 42 kilograms DOW470 modification, and add 18 kilograms aluminium oxide therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 2.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 2 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment 5
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent at the top layer of mould tube spraying last layer edible fat;
The preparation of wearing layer in second step
The configuration of resin: the Atlc382 that gets 50 kilograms is the epoxy vinyl ester of modification, and adds 15 kilograms aluminium oxide therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 2.0 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 1.5 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The DOW470 that gets 40 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 1.5 cm thicks in the mould tube of wearing layer, make need the glass fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the glass fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 6 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
The configuration of resin: get the epoxy vinyl ester of 48 kilograms DOW470 modification, and add 15 kilograms quartz flour therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 4 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment 6
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent in the top layer of mould tube spraying last layer solid wax;
The preparation of wearing layer in second step
The configuration of resin: the DOW411 that gets 40 kilograms is the epoxy vinyl ester of modification, and adds 16 kilograms brown corundum therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.8 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 5 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The Atlc430 that gets 50 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 5 cm thicks in the mould tube of wearing layer, make need the polyster fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the polyster fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 5 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
The configuration of resin: get the epoxy vinyl ester of 50 kilograms Atlc430 modification, and add 16 kilograms brown corundum therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 3 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment 7
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent in the top layer of mould tube spraying last layer solid wax;
The preparation of wearing layer in second step
The configuration of resin: the Atlc430 that gets 48 kilograms is the epoxy vinyl ester of modification, and adds 20 kilograms brown corundum therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 3 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The DOW411 that gets 48 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 3 cm thicks in the mould tube of wearing layer, make need the glass fibre that twines by and hang up Resin Wound on the wearing layer of lining; Thickness in the glass fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 4 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
The configuration of resin: get the epoxy vinyl ester of 45 kilograms DOW411 modification, and add 16 kilograms silicon carbide therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.8 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 2 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
With the pipe demoulding after solidifying, and trimming can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Embodiment 8
The preparation of first step mould
Mould tube placed roll on the frame, and make releasing agent at the top layer of mould tube spraying last layer machine oil;
The preparation of wearing layer in second step
The configuration of resin: the DOW470 that gets 48 kilograms is the epoxy vinyl ester of modification, and adds 10 kilograms silicon carbide therein and do anti-wear agent, stirs to form colloid; Start power, rotate mould tube, make need the polyster fibre that twines by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 1.5 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 2 centimetres, wearing layer in the formation glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 3rd step frp liner pipe
The DOW411 that gets 48 kilograms is that the epoxy vinyl ester of modification is put into container, starts power, rotate be wound with 2 cm thicks in the mould tube of wearing layer, make need the glass fibre that twines by and hang up Resin Wound on the wearing layer of lining; The amount of the colloid hung of control glass fibre makes it to be controlled at 1: 1 ratio; Thickness in the glass fibre of the resin of hanging that control power makes is wound on the wearing layer reaches 3 centimetres to be ended, and forms the frp liner pipe of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The preparation of the 4th step outer wear layer
The configuration of resin: get the epoxy vinyl ester of 40 kilograms Atlc382 modification, and add 10 kilograms brown corundum therein and do anti-wear agent, stir and form colloid; Start power, rotate mould tube, make the polyster fibre that will twine by and hang up colloid and be wrapped on the mould tube; The amount of the colloid that the control polyster fibre is hung, feasible employed polyster fibre consumption of winding and the employed amount of colloid are controlled at 1: 2.0 ratio; The thickness that the polyster fibre of the colloid of the extension that control power makes is wound on the mould tube only reaches 3 centimetres, forms the outer wear layer of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant;
The 5th step solidifying
Rotation is wound with the blank of the glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant on the mould tube, makes the pipe that is made of resin and fiber solidify;
The 6th step solidifying
Pipe demoulding trimming after solidifying can be prepared glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant.
Claims (6)
1, glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant is characterized in that, comprises the frp liner pipe that is made of long fibre and resin, is provided with the innner and outer wearing layer in the both sides of this frp liner pipe and constitutes.
2, glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant as claimed in claim 1 is characterized in that: described innner and outer wearing layer is made of the polyster fibre of 20-40 weight portion, the high-abrasive material of 10-20 weight portion and the resin of 40-50 weight portion.
3, glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant as claimed in claim 1 is characterized in that: the thickness of described innner and outer wearing layer is between 1.5-5 centimetre.
4, glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant as claimed in claim 1 is characterized in that: the thickness of described frp liner pipe is between 3-8 centimetre.
5, glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant as claimed in claim 1 is characterized in that: described long fibre is glass fibre or polyster fibre.
6, the preparation method of glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant includes following operation:
The preparation of first step mould
Mould tube placed roll on the frame, and spraying releasing agent on the mould tube;
The preparation of wearing layer in second step
Rotate mould tube, and twine by resin that is mixed with high-abrasive material and the polyster fibre that hangs with this resin, to the thickness of regulation at this mould tube;
The preparation of the 3rd step frp liner pipe
Rotate mould tube, and twine the preparation moulding in twine again on the wearing layer by being mixed with resin and hanging with the fiber of this resin, to the thickness of regulation;
The preparation of the 4th step outer wear layer
Rotate mould tube, on the frp liner pipe that twines the preparation moulding, twine by resin that is mixed with high-abrasive material and the polyster fibre that hangs with this resin, to the thickness of regulation;
The 5th step solidifying
Rotate mould tube, make the glass fibre reinforced plastics spraying tube pipe of moulding solidify.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100127722A CN100392306C (en) | 2006-05-30 | 2006-05-30 | Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100127722A CN100392306C (en) | 2006-05-30 | 2006-05-30 | Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN1884890A true CN1884890A (en) | 2006-12-27 |
| CN100392306C CN100392306C (en) | 2008-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100127722A Expired - Fee Related CN100392306C (en) | 2006-05-30 | 2006-05-30 | Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof |
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| CN (1) | CN100392306C (en) |
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| CN102343697A (en) * | 2011-10-12 | 2012-02-08 | 成都龙泉防腐工程有限公司 | Anticorrosive and wear-resistant material for spraying zones of desulfurization towers |
| CN103407221A (en) * | 2013-02-04 | 2013-11-27 | 四川泸天化股份有限公司 | Anti-corrosion and anti-abrasion lining, preparation method and application thereof |
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| CN2035034U (en) * | 1988-02-11 | 1989-03-29 | 广东省建筑科研设计所 | Conveyer pipe made of sandwich fibre reinforced plastic |
| CN1032387C (en) * | 1993-12-25 | 1996-07-24 | 刘雄亚 | Inorganic compound material pressure pipe and forming technology |
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| CN111512080A (en) * | 2017-12-20 | 2020-08-07 | 三菱日立电力系统株式会社 | Spray pipe, desulfurization device provided with same, and method for inspecting desulfurization device |
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Assignee: Hebei KNT FRP Co., Ltd. Assignor: Li Xiaofeng|Gao Donghe Contract record no.: 2011130000121 Denomination of invention: Glass fiber reinforced plastic sprinkling tube for desulfurizing tower of electric power plant and preparation method thereof Granted publication date: 20080604 License type: Exclusive License Open date: 20061227 Record date: 20110819 |
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Owner name: JISHUI KNT (HEBEI) ENVIRONMENTAL TECHNOLOGY CO., L Free format text: FORMER OWNER: LI XIAOFENG Effective date: 20130709 Free format text: FORMER OWNER: GAO DONGHE Effective date: 20130709 |
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Effective date of registration: 20130709 Address after: 053200 No. 1198, Southern China Avenue, Jizhou, Hebei Patentee after: Water clight (Hebei) Environmental Technology Co. Ltd. Address before: Jizhou City, Hebei Province, 053200 Jinji Street No. 124 Hebei KNT FRP Co. Patentee before: Li Xiaofeng Patentee before: Gao Donghe |
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