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CN105926498A - Protective fence with surface being coated with drainage layers and manufacturing method - Google Patents

Protective fence with surface being coated with drainage layers and manufacturing method Download PDF

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Publication number
CN105926498A
CN105926498A CN201610313579.6A CN201610313579A CN105926498A CN 105926498 A CN105926498 A CN 105926498A CN 201610313579 A CN201610313579 A CN 201610313579A CN 105926498 A CN105926498 A CN 105926498A
Authority
CN
China
Prior art keywords
hydrophobic layer
guard rail
layer
chrome
zinc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610313579.6A
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Chinese (zh)
Other versions
CN105926498B (en
Inventor
朱发海
朱青泽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU GUGEL ANSHAN PROTECTIVE EQUIPMENT Co Ltd
Original Assignee
JIANGSU GUGEL ANSHAN PROTECTIVE EQUIPMENT Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by JIANGSU GUGEL ANSHAN PROTECTIVE EQUIPMENT Co Ltd filed Critical JIANGSU GUGEL ANSHAN PROTECTIVE EQUIPMENT Co Ltd
Priority to CN201610313579.6A priority Critical patent/CN105926498B/en
Publication of CN105926498A publication Critical patent/CN105926498A/en
Application granted granted Critical
Publication of CN105926498B publication Critical patent/CN105926498B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00Processes for applying liquids or other fluent materials
    • B05D1/02Processes for applying liquids or other fluent materials performed by spraying
    • B05D1/04Processes for applying liquids or other fluent materials performed by spraying involving the use of an electrostatic field
    • B05D1/06Applying particulate materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/08Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention discloses a protective fence with the surface being coated with drainage layers and belongs to the field of protection facilities. The surface of the protective fence sequentially comprises an inorganic zinc-chrome layer, the first drainage layer and the second drainage layer from the inner layer to the outer layer. The first drainage layer is a tetradecanoic acid drainage layer. The second drainage layer is a graphene drainage layer. The corrosion resistance of the protective fence can be greatly improved through a zinc coating, and zinc-chrome liquid has very high permeability and adhesive quality, so that the stability of the coating is ensured. Through the internal and external cooperation of the tetradecanoic acid drainage layer and the graphene drainage layer, drainage is accelerated, and meanwhile water molecules are prevented from entering the coating; and thus the zinc coating is effectively protected, and the corrosion resistance of the protective fence is greatly improved. The invention further discloses a manufacturing method of the protective fence.

Description

Surface is covered with guard rail and the manufacture method of hydrophobic layer
Technical field
The present invention relates to a kind of guard rail, be especially a kind of surface and be covered with guard rail and the manufacture method of hydrophobic layer, belong to protective equipment field.
Background technology
Along with the development in city, road construction develops the most therewith as one of the face in city, and the development of road guard-rail therein also should not be underestimated.In the construction and maintenance of conventional guard rail, the subject matter run into is the Anticorrosion of guard rail, and it is to make an issue of in the coating of protective guard surface mostly that people solve problem, such as improve starvation ability or can the thickness that coating be improved etc., these can solve the problem that the corrosion-prone problem of guard rail to a certain extent, these are all to solve Anticorrosion by a round-about way, and such indirect antiseptical measure can not reach self-cleaning effect.But, go to solve etching problem for proposing measure actively, the surface of guard rail will be applied to by hydrophobic material, this is always the key point that people ignore, and hydrophobic material can accomplish self-cleaning effect, meanwhile, the corrosion of guard rail base material can also be suppressed on one's own initiative and slow down the Oxidation on surface, under the overall background that science and technology develops rapidly, such technology being applied to the of guard rail own, always this area can not be broken through.
Summary of the invention
The technical problem to be solved is to overcome prior art defect, it is provided that a kind of superficial residence that can effectively prevent hydrone guard rail, and the surface of the probability reducing corrosion is covered with guard rail and the manufacture method of hydrophobic layer.
In order to solve above-mentioned technical problem, the surface that the present invention provides is covered with the guard rail of hydrophobic layer, and described protective guard surface is followed successively by inorganic zinc layers of chrome, the first hydrophobic layer, the second hydrophobic layer from internal layer to outer layer;Described first hydrophobic layer is tetradecanoic acid hydrophobic layer, and described second hydrophobic layer is Graphene hydrophobic layer.
In the present invention, the tetradecanoic acid molar concentration in described tetradecanoic acid hydrophobic layer is 0.2mol/L, ethanol molar concentration is 0.2mol/L, hydrochloric acid molar concentration is 5mol/L.
In the present invention, described inorganic zinc layers of chrome is zinc chrome liquid, and described zinc chrome liquid is made up of the chromate of 25wt%, the zinc metal sheet of 35wt% and 40wt% aluminium flake.
The present invention also provides for the preparation method that above-mentioned surface is covered with the guard rail of hydrophobic layer, comprises the following steps:
1), guard rail is carried out ungrease treatment;
2), protective guard surface is carried out Shot Blasting;
3), the guard rail after Shot Blasting is immersed in zinc chrome liquid, after then drying, solidify and cooling down, forms inorganic zinc layers of chrome;
4), take tetradecanoic acid, hydrochloric acid, ethanol are configured to mixed solution, described tetradecanoic acid molar concentration is 0.2mol/L, and ethanol molar concentration is 0.2mol/L, and hydrochloric acid molar concentration is 5 mol/L;60h-80h in guard rail submergence mixed solution after step 3) being processed, forms the first hydrophobic layer at protective guard surface;
5), with electrostatic painting process at the protective guard surface graphite spraying alkene powder after step 4) process, the second hydrophobic layer is formed.
The present invention having the beneficial effects that compared to prior art: (1), the zinc coat formed by zinc chrome liquid, can be greatly improved guard rail corrosion resistance, and zinc chrome liquid has the highest permeability and tack, it is ensured that the stability of coating;Tetradecanoic acid hydrophobic layer can form the first hydrophobic protective to guard rail, forms uniform ground floor on surface by the method for dip-coating;Graphene the second hydrophobic layer afterwards protects further, utilizes the super hydrophobic performance of Graphene can accelerate the eliminating of protective guard surface moisture, and shortening hydrone is in the time of staying of protective guard surface, thus reduces the probability of corrosion;By tetradecanoic acid hydrophobic layer and the interior fit on of Graphene hydrophobic layer, while accelerating draining, stop hydrone to enter coating, thus be effectively protected zinc coat, use guard rail corrosion resistance to be greatly improved;Meanwhile, hydrophobic layer can also make protective guard surface keep cleaning to a certain extent;(2), present invention process simple, easy to make, it is easy to accomplish.
Detailed description of the invention
Being further elaborated technical scheme below in conjunction with specific embodiment, following embodiment is merely to illustrate rather than is limiting to the claimed invention.
Embodiment 1
Surface of the present invention is covered with the guard rail of hydrophobic layer, and the surface of guard rail is followed successively by inorganic zinc layers of chrome, tetradecanoic acid hydrophobic layer and Graphene hydrophobic layer from internal layer to outer layer, and its manufacturing process is:
1, guard rail being immersed in soak at room temperature 20min in alkali liquor, remove the greasy dirt of protective guard surface, the formula of its alkali liquor is sodium hydroxide, sodium carbonate, sodium silicate, water, and the mol ratio of sodium hydroxide, sodium carbonate, sodium silicate and water is 12:4:1:3;
2, make protective guard surface coarse by Shot Blasting technique, such adhesive force improving follow-up coating that processes, prolongation coating life;
3, the guard rail after Shot Blasting is immersed in 30min in zinc chrome liquid, then dries, hot setting cooling down, form inorganic zinc layers of chrome at protective guard surface;Zinc chrome liquid is made up of the chromate of 25wt%, the zinc metal sheet of 35wt% and 40wt% aluminium flake, and zinc metal sheet and aluminium flake obtain lamellar passivation protective guard surface under the effect of chromate.
4, take tetradecanoic acid, hydrochloric acid, ethanol are configured to mixed solution, tetradecanoic acid molar concentration therein is 0.2mol/L, and ethanol molar concentration is 0.2mol/L, and hydrochloric acid molar concentration is 5 mol/L, guard rail is immersed in dip-coating 60h in mixed solution, forms tetradecanoic acid hydrophobic layer at guard rail;
5, using molybdenum dioxide as high-temperature lubricant, with electrostatic painting process graphite spraying alkene powder, the temperature of electrostatic spraying is 150 DEG C, and spray pressure is-0.09 MPa, solidifies 20min, form Graphene hydrophobic layer at guard rail after spraying;Using electrostatic painting process, it utilizes the principle of electrostatic, so that graphene powder self is with electrostatic, strengthens the adhesive force of graphene powder, thus improves the stability of hydrophobic layer,
Embodiment 2
During guard rail is immersed in mixed solution in step 3, time of immersion is 80h;Spray pressure is-0.05 MPa in steps of 5;Remaining step is same as in Example 1.
Embodiment 3
During guard rail is immersed in mixed solution in step 3, time of immersion is 70h;Spray pressure is-0.07 MPa in steps of 5;Remaining step is same as in Example 1.
The technical scheme provided the embodiment of the present invention above is described in detail, principle and the embodiment of the embodiment of the present invention are set forth by specific case used herein, and the explanation of above example is only applicable to help to understand the principle of the embodiment of the present invention;Simultaneously for one of ordinary skill in the art, according to the embodiment of the present invention, all will change in detailed description of the invention and range of application, in sum, this specification content should not be construed as limitation of the present invention.

Claims (4)

1. a surface is covered with the guard rail of hydrophobic layer, it is characterised in that: described protective guard surface is followed successively by inorganic zinc layers of chrome, the first hydrophobic layer, the second hydrophobic layer from internal layer to outer layer;Described first hydrophobic layer is tetradecanoic acid hydrophobic layer, and described second hydrophobic layer is Graphene hydrophobic layer.
Surface the most according to claim 1 is covered with the guard rail of hydrophobic layer, it is characterised in that: the tetradecanoic acid molar concentration in described tetradecanoic acid hydrophobic layer is 0.2mol/L, ethanol molar concentration is 0.2mol/L, hydrochloric acid molar concentration is 5mol/L.
Surface the most according to claim 1 and 2 is covered with the guard rail of hydrophobic layer, it is characterised in that: described inorganic zinc layers of chrome is zinc chrome liquid, and described zinc chrome liquid is made up of the chromate of 25wt%, the zinc metal sheet of 35wt% and 40wt% aluminium flake.
4. surface described in claim 1 is covered with the preparation method of guard rail of hydrophobic layer, it is characterised in that comprise the following steps:
1), guard rail is carried out ungrease treatment;
2), protective guard surface is carried out Shot Blasting;
3), the guard rail after Shot Blasting is immersed in zinc chrome liquid, after then drying, solidify and cooling down, forms inorganic zinc layers of chrome;
4), take tetradecanoic acid, hydrochloric acid, ethanol are configured to mixed solution, described tetradecanoic acid molar concentration is 0.2mol/L, and ethanol molar concentration is 0.2mol/L, and hydrochloric acid molar concentration is 5 mol/L;60h-80h in guard rail submergence mixed solution after step 3) being processed, forms the first hydrophobic layer;
5), with electrostatic painting process at the protective guard surface graphite spraying alkene powder after step 4) process, the second hydrophobic layer is formed.
CN201610313579.6A 2016-05-12 2016-05-12 Surface is covered with the protective fence and production method of hydrophobic layer Active CN105926498B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332582A (en) * 2018-01-26 2018-07-27 南京新奥环保技术有限公司 A kind of white air temperature vaporizer of release
CN108325802A (en) * 2017-01-19 2018-07-27 毅铭兴源新钢科技(北京)有限公司 A kind of zinc steel railing, rail compression spring graphene surface aseptic technic
CN109403245A (en) * 2018-09-10 2019-03-01 天津大学 Road guard air cleaning unit
CN111410921A (en) * 2020-05-02 2020-07-14 冯亿生 Composite protective film

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6325107B1 (en) * 1994-12-29 2001-12-04 Usui Kokusai Sangyo Kaisha Limited Metal pipeline having a protective coating layer for an automobile
CN2746039Y (en) * 2004-10-27 2005-12-14 王震宇 Guard rail having anticorrosion layer
CN200988950Y (en) * 2006-08-16 2007-12-12 徐州正菱涂装有限公司 High way railing with reinforced zinc base composite coating layer system
CN101205704A (en) * 2006-12-22 2008-06-25 徐州正菱涂装有限公司 Reforming technique for old coated express-way guard-rail plates
CN101250861A (en) * 2008-03-12 2008-08-27 张家港市亚东高频焊接型钢制造有限公司 Nano antisepsis protection fence upright
CN101942654A (en) * 2010-10-27 2011-01-12 东南大学 Method for immersing superhydrophobic surface of aluminum alloy in one step
CN102643967A (en) * 2012-05-01 2012-08-22 中国石油大学(华东) Preparation method of steel bionic multiscale dewatering function surface
CN204451380U (en) * 2015-01-29 2015-07-08 贵州电网公司输电运行检修分公司 A kind of super-hydrophobic band rust coating structure being suitable for wet weather metal rust preventing

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Publication number Priority date Publication date Assignee Title
US6325107B1 (en) * 1994-12-29 2001-12-04 Usui Kokusai Sangyo Kaisha Limited Metal pipeline having a protective coating layer for an automobile
CN2746039Y (en) * 2004-10-27 2005-12-14 王震宇 Guard rail having anticorrosion layer
CN200988950Y (en) * 2006-08-16 2007-12-12 徐州正菱涂装有限公司 High way railing with reinforced zinc base composite coating layer system
CN101205704A (en) * 2006-12-22 2008-06-25 徐州正菱涂装有限公司 Reforming technique for old coated express-way guard-rail plates
CN101250861A (en) * 2008-03-12 2008-08-27 张家港市亚东高频焊接型钢制造有限公司 Nano antisepsis protection fence upright
CN101942654A (en) * 2010-10-27 2011-01-12 东南大学 Method for immersing superhydrophobic surface of aluminum alloy in one step
CN102643967A (en) * 2012-05-01 2012-08-22 中国石油大学(华东) Preparation method of steel bionic multiscale dewatering function surface
CN204451380U (en) * 2015-01-29 2015-07-08 贵州电网公司输电运行检修分公司 A kind of super-hydrophobic band rust coating structure being suitable for wet weather metal rust preventing

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108325802A (en) * 2017-01-19 2018-07-27 毅铭兴源新钢科技(北京)有限公司 A kind of zinc steel railing, rail compression spring graphene surface aseptic technic
CN108332582A (en) * 2018-01-26 2018-07-27 南京新奥环保技术有限公司 A kind of white air temperature vaporizer of release
CN109403245A (en) * 2018-09-10 2019-03-01 天津大学 Road guard air cleaning unit
CN111410921A (en) * 2020-05-02 2020-07-14 冯亿生 Composite protective film

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Denomination of invention: Protective fence with hydrophobic layer on the surface and its production method

Granted publication date: 20190222

Pledgee: Jiangsu Jurong Rural Commercial Bank Co.,Ltd. New Century Branch

Pledgor: JIANGSU GUGELANSHAN PROTECTIVE FACILITIES CO.,LTD.

Registration number: Y2024980006523