CN102694257A - Beautified radome and preparation method thereof - Google Patents
Beautified radome and preparation method thereof Download PDFInfo
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- CN102694257A CN102694257A CN2012101281874A CN201210128187A CN102694257A CN 102694257 A CN102694257 A CN 102694257A CN 2012101281874 A CN2012101281874 A CN 2012101281874A CN 201210128187 A CN201210128187 A CN 201210128187A CN 102694257 A CN102694257 A CN 102694257A
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Abstract
The invention discloses a beautified radome and a preparation method thereof. The method comprises steps: stirring and mixing a thermosetting synthetic resin solution and a modified filling material to form a required slurry, wherein the mass of the filling material is 5% to 15% of that of the slurry; fully dipping reinforced fiber in the slurry after the reinforced fiber is braided in a plain, a twill, or a satin braiding mode; preparing a glass fiber composite layer, and coating the glass fiber composite layer on the reinforced fiber dipped with the slurry; introducing the reinforced fiber dipped with the slurry and covered with the glass fiber composite layer into a mold, and heating the mold to make the reinforced fiber solidified; and pulling out the solidified reinforced fiber from a mold outlet to be shaped, and assembling the shaped reinforced fiber. With the method of the invention, a pattern layer for beautifying the radome, and a radome body are integrally molded, a repeated painting beautification technology in a late stage is reduced, the resource is saved, and the defect of the present spraying technology is overcome.
Description
Technical field
The present invention relates to the radome technical field, relate in particular to a kind of embellished antenna cover and preparation method thereof.
Background technology
In recent years; Fast development along with domestic mobile communication; For higher-quality service is provided, the notion that move, telecommunications and three big operators of UNICOM has proposed comprehensive covering, seamless covering is in order to reach this target; Need set up antenna for base station in a large number, and a lot of antenna for base station need be arranged in residential quarter, the Administrative Area.
Rambling antenna for base station does not meet the requirement of city to environmental landscape, brings sense of insecurity to the resident simultaneously yet; Protect antenna for base station simultaneously in order to overcome the problems referred to above; Generally the embellished antenna cover is set in the antenna for base station outside; This radome pretends the appearance of radome and modifies to reach hidden and effect that beautify through various means under the prerequisite that does not increase loss.
Existing embellished antenna cover is that raw material is processed with fiberglass, and existing glass-reinforced plastic material is as reinforcing material, with a kind of composite material of synthetic resin as basis material with glass fiber and goods thereof.Have following problem when adopting such fiberglass to prepare the embellished antenna cover: (1) radome thickness is thicker, electric property, and for example ripple rate, standing-wave ratio etc. are not good thoroughly; Then can cause mechanical performance relatively poor like thickness thinning, can not satisfy the security performance requirement; (2) glass fiber reinforced plastic surface trachoma pore is more, when adopting spraying coating process in glass fiber reinforced plastic surface spraying camouflage pattern, can put to no little inconvenience to spraying process, causes the waste of resource.
Summary of the invention
Technical problem to be solved by this invention is, to the above-mentioned deficiency of prior art, proposes a kind of electric property and mechanical performance all good and pattern and the integrated embellished antenna cover of radome body and preparation method thereof.
The present invention solves the technical scheme that its technical problem adopts, and proposes a kind of preparation method of embellished antenna cover, and it comprises step:
S1: mix the required slurry of back formation with thermoset synthetic resin solution with through the filler that modification is handled, wherein said packing quality is 5% to 15% of a stock quality;
S2: with fully impregnated in the said slurry after the weaving manner braiding of fortifying fibre with plain weave, twill or satin weave;
S3: preparation glass fiber composite bed, and said glass fiber composite bed is covered on the said fortifying fibre that is impregnated with slurry; Said glass fiber composite bed comprises internal layer and skin, and said internal layer is processed by pure glass mat, and said skin is the surperficial felt of pattern that makes the hidden or camouflage of radome that is attached with according to applied environment design;
S4: import in the mould the above-mentioned fortifying fibre that is coated with the glass fiber composite bed and is impregnated with slurry and heating makes its curing molding;
S5: after mould outlet is pulled out moulding, assemble through draw-gear.
Further, said filler modified processing mode is that soda acid etch processes, coupling agent treatment or coating are handled.
Further, said thermoset synthetic resin solution is made up of in unsaturated polyester resin, epoxy resin, phenolic resins, furane resins, the vinyl ester resin one or more.
Further, said filler comprises one or more in glass microballoon, polystyrene microsphere, magnetic microsphere, aerosil micro mist, airsetting rubber powder, polyethylene micropowder, ceramic, the PTFE micro mist.
Further, the particle size range of said glass microballoon is the 10-180 micron, and bulk density is every cubic centimetre of a 0.1-0.28 gram.
Further, said filler also comprises look female powder.
Further, said fortifying fibre is glass fiber, carbon fiber, superhigh molecular weight polyethylene fibers, aramid fiber or quartz fibre.
Further, said fortifying fibre also comprises the surface modification treatment step before dipping.
Further, said pattern is ceramic tile candy strip, rock patterns, tree line pattern or minute surface pattern.
The present invention also provides a kind of embellished antenna cover, and it is made by above-mentioned preparation method.
The present invention is through with patterned layer and this body by integral forming of radome of embellished antenna cover, reduced the technology that the later stage repeats to spray paint and beautifies, and the saving resource has also overcome the defective of existing spraying coating process.In addition, adopt filler and the fortifying fibre of special formulation to make the mechanical strength of radome body of the present invention and electrical strength all good.
Description of drawings
Fig. 1 is preparation method's process chart of embellished antenna cover of the present invention.
Embodiment
Fig. 1 is the preparation method's of embellished antenna cover of the present invention process chart.Embellished antenna cover of the present invention prepares through following method:
Step S1: mix the required slurry of back formation with thermoset synthetic resin solution with through the filler that modification is handled, wherein packing quality is 5% to 15% of a stock quality;
Thermoset synthetic resin solution can comprise in unsaturated polyester resin, epoxy resin, phenolic resins, furane resins, the vinyl ester resin any one or multiple.Thermoset synthetic resin solution is looked concrete condition can add other auxiliary material such as initator, promoter, fire retardant, solvent.
Different resinous type and consumption can be selected different curing systems for use.In the present embodiment, said thermoset synthetic resin solution is to be preparation of raw material with the unsaturated polyester resin, can adopt imidazoles curing system or amine curing system.
The method that mixes said thermoset synthetic resin and filler can be churned mechanically mode, for example utilizes the mixer that does not produce whirlpool, also can adopt the mode of manual stirring, as long as make filler and thermoset synthetic resin mix.
Filler can comprise one or more in glass microballoon, polystyrene microsphere, magnetic microsphere, aerosil micro mist, airsetting rubber powder, polyethylene micropowder, ceramic, PTFE (polytetrafluoroethylene, the Poly tetra fluoro ethylene) micro mist.Glass microballoon is the hollow glass spheroid of a kind of size small (typical particle size range is the 10-180 micron) and lightweight (bulk density is every cubic centimetre of a 0.1-0.28 gram); Mainly form, have excellent properties such as low heat conduction, sound insulation, high dispersive, electrical insulating property and Heat stability is good by silicon dioxide and alundum (Al etc.Glass microballoon is cellular after adding said thermoset synthetic resin solution; Thereby improved the porosity of said thermoset synthetic resin solution, its dielectric constant and loss angle tangent have been reduced and the rigidity and the hardness raising of the feasible fiberglass that finally prepares simultaneously.
Certainly, except above-mentioned filler, can increase colouring agent, for example the female powder of look etc. according to needs.
For the interface binding power that improves filler and interlaminar resin and the dispersiveness of filler, strengthen the adhesion between resin and the filler, need carry out modification to filler and handle, processing mode can be that soda acid etch processes, coupling agent treatment or coating are handled.
Step S2: with fully impregnated in the said slurry after the weaving manner braiding of fortifying fibre with plain weave, twill or satin weave.
Preferably, in order to strengthen the adhesion of fortifying fibre and slurry, also can in advance fortifying fibre be carried out surface modification treatment, processing mode can be that soda acid etch processes, coupling agent treatment or coating are handled.
Fortifying fibre can adopt glass fiber, carbon fiber, superhigh molecular weight polyethylene fibers, aramid fiber or quartz fibre etc.
Step S3: preparation glass fiber composite bed, and this glass fiber composite bed is covered on the said fortifying fibre that is impregnated with slurry; Said glass fiber composite bed comprises internal layer and skin, and said internal layer is processed by pure glass mat, and said skin is the surperficial felt of pattern that makes the hidden or camouflage of radome that is attached with according to applied environment design.
The corrosion resistance and the weatherability of the surface smoothness that the surface felt can improve fortifying fibre and anti-permeability, raising radome.
The pattern that adheres on the felt of surface can be ceramic tile candy strip, rock patterns, tree line pattern, minute surface pattern etc.
Step S4: the above-mentioned fortifying fibre that is coated with the glass fiber composite bed and is impregnated with slurry is imported in the mould, and heating makes its curing molding; Heating-up temperature is 130 to 150 degrees centigrade, is preferably 140 degrees centigrade.
Step S5: after mould outlet is pulled out moulding, assemble through draw-gear.
The present invention is through with patterned layer and this body by integral forming of radome of embellished antenna cover, reduced the technology that the later stage repeats to spray paint and beautifies, and the saving resource has also overcome the defective of existing spraying coating process.
The electric property and the mechanical performance of the embellished antenna cover that test the present invention makes when adopting the filler of different quality ratio, its result such as following table:
Can find out that from above result when packing quality accounted for stock quality percentage and is 5%-15%, its mechanical performance and electric property were all better.Be preferred version of the present invention when wherein packing quality accounts for stock quality percentage for 8%-10%.
Combine accompanying drawing that embodiments of the invention are described above; But the present invention is not limited to above-mentioned embodiment, and above-mentioned embodiment only is schematically, rather than restrictive; Those of ordinary skill in the art is under enlightenment of the present invention; Not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. the preparation method of an embellished antenna cover is characterized in that: comprise step:
S1: mix the required slurry of back formation with thermoset synthetic resin solution with through the filler that modification is handled, wherein said packing quality is 5% to 15% of a stock quality;
S2: with fully impregnated in the said slurry after the weaving manner braiding of fortifying fibre with plain weave, twill or satin weave;
S3: preparation glass fiber composite bed, and said glass fiber composite bed is covered on the said fortifying fibre that is impregnated with slurry; Said glass fiber composite bed comprises internal layer and skin, and said internal layer is processed by pure glass mat, and said skin is the surperficial felt of pattern that makes the hidden or camouflage of radome that is attached with according to applied environment design;
S4: import in the mould the above-mentioned fortifying fibre that is coated with the glass fiber composite bed and is impregnated with slurry and heating makes its curing molding;
S5: after mould outlet is pulled out moulding, assemble through draw-gear.
2. the preparation method of embellished antenna cover as claimed in claim 1 is characterized in that: said filler modified processing mode is that soda acid etch processes, coupling agent treatment or coating are handled.
3. the preparation method of embellished antenna cover as claimed in claim 1 is characterized in that: said thermoset synthetic resin solution is made up of in unsaturated polyester resin, epoxy resin, phenolic resins, furane resins, the vinyl ester resin one or more.
4. the preparation method of embellished antenna cover as claimed in claim 3 is characterized in that: said filler comprises one or more in glass microballoon, polystyrene microsphere, magnetic microsphere, aerosil micro mist, airsetting rubber powder, polyethylene micropowder, ceramic, the PTFE micro mist.
5. the preparation method of embellished antenna cover as claimed in claim 4 is characterized in that: the particle size range of said glass microballoon is the 10-180 micron, and bulk density is every cubic centimetre of a 0.1-0.28 gram.
6. the preparation method of embellished antenna cover as claimed in claim 1 is characterized in that: said filler also comprises look female powder.
7. the preparation method of embellished antenna cover as claimed in claim 1 is characterized in that: said fortifying fibre is glass fiber, carbon fiber, superhigh molecular weight polyethylene fibers, aramid fiber or quartz fibre.
8. the preparation method of embellished antenna cover as claimed in claim 7 is characterized in that: said fortifying fibre also comprises the surface modification treatment step before dipping.
9. the preparation method of embellished antenna cover as claimed in claim 1 is characterized in that: said pattern is ceramic tile candy strip, rock patterns, tree line pattern or minute surface pattern.
10. embellished antenna cover, it is characterized in that: each said preparation method makes by claim 1 to claim 9.
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103289327A (en) * | 2013-05-22 | 2013-09-11 | 吴江市德佐日用化学品有限公司 | Glass fiber reinforced composite material |
CN104403262A (en) * | 2014-11-06 | 2015-03-11 | 上海复合材料科技有限公司 | High-dielectric low-loss phenolic glass fiber composite material and preparation method thereof |
WO2017140121A1 (en) * | 2016-02-19 | 2017-08-24 | 苏州振瑞昌材料科技有限公司 | Bakelite corrugated board made of pre-woven member with flow guide layer and manufacturing method therefor |
WO2017140120A1 (en) * | 2016-02-19 | 2017-08-24 | 苏州振瑞昌材料科技有限公司 | Bakelite purlin manufactured by pre-fabricated member having flow guide layer, and manufacturing method therefor |
WO2018191941A1 (en) * | 2017-04-21 | 2018-10-25 | 杨志祥 | Fiber composite material manufacturing method |
CN109291470A (en) * | 2017-07-24 | 2019-02-01 | 洛阳双瑞橡塑科技有限公司 | A kind of production technology of plank road plate |
CN110218382A (en) * | 2019-06-24 | 2019-09-10 | 西安安聚德纳米科技有限公司 | A kind of radome material and preparation method thereof |
CN113895121A (en) * | 2021-10-20 | 2022-01-07 | 中科威禾科技(肇庆)有限公司 | Low-dielectric low-loss laminated insulating board for 5G communication |
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CN1385296A (en) * | 2002-06-07 | 2002-12-18 | 柳惠平 | Technological method for pultrusion of glass fibre reinforced plastics pipe and die thereof |
CN201080023Y (en) * | 2007-07-23 | 2008-07-02 | 张宝华 | Wood grain glass reinforced plastics |
CN101609928A (en) * | 2009-07-16 | 2009-12-23 | 南京华格电汽塑业有限公司 | A kind of fiberglass radome of using the glass microballoon modification and preparation method thereof |
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CN1385296A (en) * | 2002-06-07 | 2002-12-18 | 柳惠平 | Technological method for pultrusion of glass fibre reinforced plastics pipe and die thereof |
CN201080023Y (en) * | 2007-07-23 | 2008-07-02 | 张宝华 | Wood grain glass reinforced plastics |
CN101609928A (en) * | 2009-07-16 | 2009-12-23 | 南京华格电汽塑业有限公司 | A kind of fiberglass radome of using the glass microballoon modification and preparation method thereof |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103289327A (en) * | 2013-05-22 | 2013-09-11 | 吴江市德佐日用化学品有限公司 | Glass fiber reinforced composite material |
CN104403262A (en) * | 2014-11-06 | 2015-03-11 | 上海复合材料科技有限公司 | High-dielectric low-loss phenolic glass fiber composite material and preparation method thereof |
WO2017140121A1 (en) * | 2016-02-19 | 2017-08-24 | 苏州振瑞昌材料科技有限公司 | Bakelite corrugated board made of pre-woven member with flow guide layer and manufacturing method therefor |
WO2017140120A1 (en) * | 2016-02-19 | 2017-08-24 | 苏州振瑞昌材料科技有限公司 | Bakelite purlin manufactured by pre-fabricated member having flow guide layer, and manufacturing method therefor |
WO2018191941A1 (en) * | 2017-04-21 | 2018-10-25 | 杨志祥 | Fiber composite material manufacturing method |
CN109291470A (en) * | 2017-07-24 | 2019-02-01 | 洛阳双瑞橡塑科技有限公司 | A kind of production technology of plank road plate |
CN110218382A (en) * | 2019-06-24 | 2019-09-10 | 西安安聚德纳米科技有限公司 | A kind of radome material and preparation method thereof |
CN110218382B (en) * | 2019-06-24 | 2022-03-11 | 西安安聚德纳米科技有限公司 | Antenna housing material |
CN113895121A (en) * | 2021-10-20 | 2022-01-07 | 中科威禾科技(肇庆)有限公司 | Low-dielectric low-loss laminated insulating board for 5G communication |
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Effective date of registration: 20210514 Address after: 2 / F, software building, No.9, Gaoxin Zhongyi Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: KUANG-CHI INSTITUTE OF ADVANCED TECHNOLOGY Address before: 18B, building a, CIC international business center, 1061 Xiangmei Road, Futian District, Shenzhen, Guangdong 518034 Patentee before: KUANG-CHI INNOVATIVE TECHNOLOGY Ltd. |