CN215924847U - Anti-aging easy-to-clean protective film for concrete isolation pier - Google Patents
Anti-aging easy-to-clean protective film for concrete isolation pier Download PDFInfo
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- CN215924847U CN215924847U CN202122581602.9U CN202122581602U CN215924847U CN 215924847 U CN215924847 U CN 215924847U CN 202122581602 U CN202122581602 U CN 202122581602U CN 215924847 U CN215924847 U CN 215924847U
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Abstract
The utility model belongs to the technical field of protective films, and provides an anti-aging easy-cleaning protective film for a concrete isolation pier, which comprises a PVDF fluorine-containing film aging resistant layer, a transition layer, a functional layer, a bonding layer and a release film layer which are sequentially arranged from top to bottom, wherein the functional layer comprises a PP film, a plurality of small glass beads are arranged in the PP film, the release film layer is used for protecting the bonding layer before bonding, and the bonding layer is used for bonding with the surface of the concrete isolation pier. The anti-aging easy-to-clean protective film for the concrete isolation pier has the advantages of good application performance, aging resistance, stain resistance and easiness in cleaning, can be quickly constructed, is favorable for ensuring the quality of the isolation pier and prolonging the actual service life of the isolation pier, and is suitable for large-scale popularization.
Description
Technical Field
The utility model belongs to the technical field of protective films, relates to traffic isolation pier protection, and particularly relates to an anti-aging easy-to-clean protective film for a concrete isolation pier.
Background
The isolation pier is called as a water horse and can be divided into a cement isolation pier, a glass fiber reinforced plastic isolation pier and a plastic isolation pier. The hard shoulder belongs to the main one of traffic facilities, and this piece of mainly used traffic facilities can effectively eliminate the vehicle and occupy the problem of pavement, fire control passageway, also can manage the random access of vehicle, and simple structure is pasted with the reflective membrane usually.
The existing isolation pier is lack of reasonable protection measures on the whole, particularly the problem that the concrete isolation pier is easy to age and difficult to clean and maintain is solved, the actual service life of the whole isolation pier is influenced, and the beneficial influence of the concrete isolation pier on the aspect of traffic is obviously reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems of the isolation pier, the utility model provides the anti-aging easy-to-clean protective film for the concrete isolation pier, which has reasonable design and simple structure, is favorable for ensuring the quality of the isolation pier and prolonging the actual service life of the isolation pier.
In order to achieve the purpose, the technical scheme includes that the anti-aging easy-to-clean protective film for the concrete isolation pier comprises a PVDF fluorine-containing film aging resistant layer, a transition layer, a functional layer, a bonding layer and a release film layer which are sequentially arranged from top to bottom, wherein the functional layer comprises a PP film, a plurality of small glass beads are arranged in the PP film to provide a night light reflection warning effect, the release film layer is used for protecting the bonding layer before bonding, and the bonding layer is used for bonding with the surface of the concrete isolation pier.
Preferably, the thickness of the PVDF fluorine-containing film aging-resistant layer is 50-150 micrometers.
Preferably, the transition layer is a reactive gas modified PVDF membrane. The transition layer is formed by introducing activated gas into a plasma processor to modify the PVDF film. The activating gas adopted by the transition layer is O2、CO2、H2Or NH3The activation time is 5-8min, the pressure is 30-100Pa, and the power is 50-150W.
Preferably, the thickness of the functional layer is 200 to 1000 micrometers.
Preferably, the tack coat is coated with an epoxy modified asphalt.
Preferably, the peel strength of the protective film for the anti-aging easy-to-clean concrete hard shoulder is 0.15-0.025N/mm.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. the protective film for the anti-aging easy-to-clean concrete isolation pier provided by the utility model has the advantages of aging resistance, stain resistance and easiness in cleaning, the application performance of the protective film is effectively improved by adopting the PVDF fluorine-containing film aging-resistant layer, the transition layer and the functional layer, the functional layer endows the protective film with a night light-reflecting warning effect, and the design of the bonding layer and the release film layer is adopted, so that the protective film is convenient for quick construction, reasonable in design and simple in structure, is favorable for ensuring the quality of the isolation pier and prolonging the actual service life of the isolation pier, and is suitable for large-scale popularization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a sectional view of a protective film for an anti-aging easy-to-clean concrete hard shoulder provided by an embodiment;
in each of the above figures, 1, a PVDF fluorine-containing film aging resistant layer; 2. a transition layer; 3. a functional layer; 4. a bonding layer; 5. and a release film layer.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" used herein refer to the same directions as the drawings, and do not limit the structure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.
In an embodiment, as shown in fig. 1, the protective film for an aging-resistant and easy-to-clean concrete isolation pier provided by the utility model comprises a PVDF fluorine-containing film aging-resistant layer 1, a transition layer 2, a functional layer 3, a bonding layer 4 and a release film layer 5 which are sequentially arranged from top to bottom, wherein the functional layer 3 comprises a PP film, a plurality of small glass beads are arranged in the PP film, the release film layer 5 is used for protecting the bonding layer 4 before bonding, and the bonding layer 4 is used for bonding with the surface of the concrete isolation pier. Wherein PVDF mainly refers to vinylidene fluoride homopolymer or copolymer of vinylidene fluoride and other small amount of fluorine-containing vinyl monomers, the appearance is semitransparent or white powder or particles, the molecular chains are arranged tightly, and the PVDF has strong hydrogen bonds, the oxygen index is 46 percent, the PVDF is non-combustible, the crystallinity is 65 to 78 percent, and the density is 1.77 to 1.80g/cm3The melting point is 172 ℃, the thermal deformation temperature is 112-145 ℃, and the long-term use temperature is-40-150 ℃. The PVDF fluorine-containing film aging-resistant layer 1 has the characteristics of both fluororesin and general-purpose resin, and has good chemical resistance,The material has the special properties of high temperature resistance, oxidation resistance, weather resistance, ray radiation resistance, piezoelectricity, dielectricity, pyroelectricity and the like. The transition layer 2 is formed by introducing activated gas into a plasma processor to modify the PVDF film. The activating gas adopted by the transition layer is O2、CO2、H2Or NH3The activation time is 5-8min, the pressure is 30-100Pa, the power is 50-150W, and the function of transitionally connecting the PVDF fluorine-containing film aging-resistant layer 1 and the functional layer 3 is achieved, so that the three layers form a structure with stronger integrity. The functional layer 3 is formed by adding small glass beads into a PP film for modification, the PP is polypropylene and is a polymer formed by propylene addition polymerization, the functional layer 3 has the characteristics of light weight and transparency as a base layer, and after the small glass beads are compounded, the functional layer 3 obtains higher pressure resistance and structural toughness, so that the application performance of the whole protective film is favorably improved, the actual service life of the protective film is prolonged, meanwhile, the functional layer has better light reflection characteristics due to the addition of the glass beads, the functional layer has the functions of marking and warning, and the vehicle safety trip is guaranteed. Simultaneously, this protection film adopts tie coat 4 as the structure of direct bonding hard shoulder, and just can paste this protection film on the hard shoulder surface after tearing from tie coat 5 from tie coat 4, is convenient for construct fast, reasonable in design, simple structure, and the practicality is stronger, and the utilization ratio is higher.
Furthermore, the thickness of the PVDF fluorine-containing film aging-resistant layer 1 provided by the utility model is 50-150 microns, and the PVDF fluorine-containing film aging-resistant layer 1 in the thickness range not only can keep reasonable transparency, but also has better wear resistance and oxidation resistance, so that the protective film has longer actual service life.
In order to improve the transitional connection performance of the PVDF fluorine-containing film aging-resistant layer 1 and the functional layer 3, the transitional layer 2 provided by the utility model is formed by introducing active gas into an ion treatment instrument to modify a PVDF film, so that the PVDF film is modified by the active gas. The transition layer 2 has good bonding capability between the film layers, and the modified film layer has strong wear resistance and impact resistance, and is particularly suitable for outdoor conditions.
In order to fully ensure the pressure resistance and the structural toughness of the functional layer 3, the thickness of the functional layer 3 provided by the utility model is 200-1000 microns, the functional layer 3 in the thickness interval is convenient to manufacture, and the outdoor physical impact resistance and chemical corrosion resistance of the functional layer can be fully exerted, so that the protective effect on the hard shoulder is stronger. Meanwhile, the functional layer is endowed with better light-reflecting characteristics due to the addition of the glass beads, has marking and warning functions, and provides guarantee for safe traveling of vehicles.
Considering that the service scenes of the hard shoulder are basically outdoors, in order to improve the bonding strength of the bonding layer 4, the bonding layer 4 provided by the utility model is coated with the epoxy modified asphalt, so that the bonding layer 4 can be suitable for relatively complicated outdoor attachment foundations, and the bonding strength of the protective film is effectively improved.
In order to improve the durability of the protective film and prolong the actual service life of the protective film, the peel strength of the protective film for the aging-resistant easy-to-clean concrete hard shoulder provided by the utility model is 0.15-0.025N/mm.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (6)
1. The utility model provides an easy clean protection film for concrete hard shoulder of ageing-resistant, its characterized in that, includes PVDF fluorine-containing film ageing resistant layer, transition layer, functional layer, tie coat and from the type rete that from top to bottom sets gradually, the functional layer includes the PP membrane, be provided with a plurality of little glass pearls in the PP membrane, it is used for gluing preceding protection to the tie coat to leave the type rete, the tie coat is used for bonding with the surface of concrete hard shoulder.
2. The protective film for the aging-resistant and easy-to-clean concrete hard shoulder as claimed in claim 1, wherein the thickness of the PVDF fluorine-containing film aging-resistant layer is 50-150 microns.
3. The protective film for the aging-resistant and easy-to-clean concrete hard shoulder as claimed in claim 1, wherein the transition layer is a reactive gas modified PVDF film.
4. The protective film for the aging-resistant and easy-to-clean concrete hard shoulder as claimed in claim 1, wherein the thickness of the functional layer is 200-1000 μm.
5. The protective film for an aging-resistant easy-to-clean concrete hard shoulder as claimed in claim 1, wherein said adhesive layer is coated with epoxy modified asphalt.
6. The protective film for the aging-resistant and easy-to-clean concrete hard shoulder as claimed in claim 1, wherein the peel strength of the protective film for the aging-resistant and easy-to-clean concrete hard shoulder is 0.15-0.025N/mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122581602.9U CN215924847U (en) | 2021-10-26 | 2021-10-26 | Anti-aging easy-to-clean protective film for concrete isolation pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122581602.9U CN215924847U (en) | 2021-10-26 | 2021-10-26 | Anti-aging easy-to-clean protective film for concrete isolation pier |
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| Publication Number | Publication Date |
|---|---|
| CN215924847U true CN215924847U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122581602.9U Active CN215924847U (en) | 2021-10-26 | 2021-10-26 | Anti-aging easy-to-clean protective film for concrete isolation pier |
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| CN (1) | CN215924847U (en) |
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2021
- 2021-10-26 CN CN202122581602.9U patent/CN215924847U/en active Active
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