CN105218946A - A kind of built-up type pasture fence - Google Patents
A kind of built-up type pasture fence Download PDFInfo
- Publication number
- CN105218946A CN105218946A CN201510701035.2A CN201510701035A CN105218946A CN 105218946 A CN105218946 A CN 105218946A CN 201510701035 A CN201510701035 A CN 201510701035A CN 105218946 A CN105218946 A CN 105218946A
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- Prior art keywords
- useless
- built
- protective board
- fence
- parts
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
Abstract
<b> the invention discloses a kind of built-up type pasture fence, comprise some fence units, each fence unit includes column and protective board, column comprises the column body for fixing with fixture, the side in column body thickness direction offers the draw-in groove for protective board clamping, protective board is made up of the raw material of following parts by weight: useless PP40 ~ 60 part, useless ABS25 ~ 45 part, 2 ~ 4 parts, carbon fiber, polyvinyl butyral acetal 3 ~ 5.5 parts, antioxidant 1 ~ 2.5 part, antiaging agent 1 ~ 2.5 part, fire retardant 1 ~ 2 part, UV light absorber 0.5 ~ 1.5 part, hindered amine light stabilizer 0.5 ~ 1.5 part, plastic anti-static agent 0.4 ~ 0.6 part.Fence of the present invention, its erection method is simple, can reuse, and in the raw material that this protective board adopts, useless PP and useless ABS derives from salvage station, its wide material sources, recovery cost is low, by adding carbon fiber, significantly reducing the usage quantity of useless PP, useless ABS, reducing cost, not only increase the physical strength of protective board, also improve the creep-resistant property of protective board simultaneously.</b>
Description
Technical field
the present invention relates to a kind of built-up type pasture fence.
Background technology
in prior art, for outdoor fences such as pastures, the mode that general employing makes on the spot realizes, and its fabrication cycle is long, and not reproducible utilization.The breast board of fence is generally adopt wood materials or ferrous material to make simultaneously, and the fence adopting wood materials to make has following shortcoming: be easily corroded after solar radiation, rainwater shower for a long time, and deformation affected by environment is large, and work-ing life is short.Adopt the oxidizable corrosion of fence that ferrous material is made, need in use procedure regularly to do anticorrosion, antirust treatment, maintenance cost is high.
at present, have also appeared the matrix material made for main raw material with waste and old ABS, useless PP, if application publication number is the matrix material mentioned in the patent document of CN104327446A, be prepared from for raw material with waste and old ABS, waste PP, bisoxazoline compound, styrol copolymer.Although this matrix material utilizes waste and scrap, cost is reduced relatively, but because its preparation process more complicated, in its raw material, the demand of useless ABS is larger, and useless ABS, useless PP material are mainly derived from waste and old electric equipment products, carry out source range narrower, cost recovery is high, therefore, generally speaking, the absolute cost of this matrix material is still higher, and the shock resistance of this matrix material, erosion resistance and creep resistance are undesirable.And be in open air for a long time because of the fence in pasture, the material of requirement breast board, column need have good shock resistance, erosion resistance and creep resistance, and the matrix material in above-mentioned patent document can not meet described requirement, be therefore not suitable for the breast board or the column that are processed into pasture fence.
Summary of the invention
the object of this invention is to provide a kind of built-up type pasture fence, it is easy to assembly, reusable, and the material that fence adopts not easily burn into creep resistance is strong, cheap, intensity is high, have good processing characteristics.
for achieving the above object, the technical solution used in the present invention is: a kind of built-up type pasture fence, described fence comprises some fence units, each described fence unit comprises column and protective board, described column includes the column body for fixing with fixture, the side in described column body thickness direction offers the draw-in groove for described protective board clamping, described protective board is made up of the raw material of following parts by weight: useless PP40 ~ 60 part, useless ABS25 ~ 45 part, 2 ~ 4 parts, carbon fiber, polyvinyl butyral acetal 3 ~ 5.5 parts, antioxidant 1 ~ 2.5 part, antiaging agent 1 ~ 2.5 part, fire retardant 1 ~ 2 part, UV light absorber 0.5 ~ 1.5 part, hindered amine light stabilizer 0.5 ~ 1.5 part, plastic anti-static agent 0.4 ~ 0.6 part.
preferably, described antioxidant is four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
preferably, described antiaging agent is 2,2'-methylene bis (4-methyl-6-tert-butylphenol).
preferably, described fire retardant is melamine polyphosphate.
preferably, described UV light absorber is UV light absorber uv-623.
preferably, described hindered amine light stabilizer is two (2,2,6,6-tetramethyl--4-piperidine alcohols) SA esters.
preferably, be all installed with multiple screw in the described draw-in groove on described column body, all described screws distribute along same vertical direction, the side of described protective board thickness direction offer the open holes matched with described screw.
preferably, described column body is made up of the raw material of following parts by weight: useless PP60 ~ 85 part, useless ABS10 ~ 20 part, 3 ~ 5 parts, carbon fiber, polyvinyl butyral acetal 4.5 ~ 7.5 parts, antioxidant 0.5 ~ 1 part, antiaging agent 0.5 ~ 1 part, fire retardant 1 ~ 2 part, UV light absorber 0.2 ~ 1 part, hindered amine light stabilizer 0.2 ~ 1 part, plastic anti-static agent 0.4 ~ 0.6 part.
here, described useless PP and useless ABS material derive from respectively PP content in salvage station reach 98% waste product and ABS content reach 98% waste product.
due to the utilization of technique scheme, the present invention compared with prior art has following advantages: built-up type pasture fence of the present invention, owing to the thickness side of column offering the draw-in groove established for guardrail board, make in fence installation process, only need protective board be fastened in draw-in groove, easy for installation.Screw is set in draw-in groove simultaneously, in protective board, offers open holes, make after finishing assembly, can not shake between protective board and column, ensure that the firmness of fence.And protective board of the present invention, which employs useless PP and useless ABS as raw material, its derive from PP content in salvage station reach 98% waste product and ABS content reach 98% waste product, it compared with prior art requires lower, selectable wider.And the creep resistance of material is not only increased by adding carbon fiber, also reduce the usage quantity of useless PP, useless ABS simultaneously, save cost.The protective board that fence of the present invention uses, its tensile strength can reach more than 42MPa, and MOR can reach more than 60MPa, and crack fracture resistence force can reach 46kN, and angularity is not more than 0.3% simultaneously.
Accompanying drawing explanation
accompanying drawing 1 is the three-dimensional structure diagram of built-up type pasture fence of the present invention;
accompanying drawing 2 is the left view of built-up type pasture fence of the present invention;
accompanying drawing 3 is the vertical view of built-up type pasture fence of the present invention;
wherein: 1, column; 11, column body; 12, draw-in groove; 13, screw; 2, protective board; 3, cap; 4, block a shot.
Embodiment
below in conjunction with drawings and the specific embodiments, technical scheme of the present invention is further elaborated.
in following examples relevant with position " on ", D score, "left", "right", all upright fence post is implanted fixture (as ground, parapet etc.) and defines later.
shown in Fig. 1, Fig. 2, Fig. 3, a kind of built-up type pasture fence, this fence comprises some fence units, and each fence unit includes column 1 and protective board 2.This column 1 comprises the column body 11 for fixing with fixture (as ground), this column body 11 vertically extends, the side of column body 11 thickness direction offer for protective board draw-in groove 12, all draw-in grooves 12 all stretch out along the radial direction of column body 11, and described protective board 2 is fastened on ordinatedly along its thickness direction in the draw-in groove 12 on column 1.Here, according to practical situation, the draw-in groove 12 on this column body 11 can be offered along arbitrarily angled.By arranging draw-in groove 12, in the assembled process of fence, only protective board 2 need be aimed at draw-in groove 12, protective board 2 and column 1 can be stitched together mutually, improve assembled efficiency.Simultaneously, in the present embodiment, multiple screw 3 is all installed with in upper arbitrary draw-in groove 12 of column 1, all screws 3 in each draw-in groove 12 distribute along same vertical direction, correspondingly, the side of protective board 2 thickness direction offer the open holes matched with screw 3, in the assembled process of fence, screw 3 in open holes in protective board 2 and column 1 draw-in groove 12 is aligned grafting, and effectively prevent fence and the situation that protective board 2 rocks in use occurs, fence splicing is more firm.
adopt the assembled fence of aforesaid way, its assembled efficiency high and dismantled and assembled after reuse, improve fence utilization ratio.Certainly, in order to attractive in appearance, in the upper end of upright fence post 1, also cap 3 can be set, install block 4 additional in the upper end of protective board 2.Be fixed on fixture for the ease of column body 11, here, the bottom of this column body 11 can be designed to conical surface, thus, when installing column 1, can not only easily column body 11 be arranged in fixture, also improve the firmness that column body 11 is installed simultaneously.
in this example, the protective board 2 of this fence have employed following raw material and is prepared from: useless PP, useless ABS, carbon fiber, polyvinyl butyral acetal, antioxidant 1010, antiaging agent MBP, fire-retartant agent MP P, UV light absorber uv-623, photostabilizer 770, plastic anti-static agent.
concrete preparation process is as follows:
1) PP and the 70g that given up by the 100g ABS that gives up is respectively broken, and both is mixed, and obtains major ingredient, by this major ingredient through the molten mass that the first single screw extrusion machine compresses, melting obtains major ingredient, is provided with duplex forced feed mechanism in the hopper of this first screw extrusion press;
2) 6g carbon fiber, 9g polyvinyl butyral acetal, 3.6g antioxidant, 3.6g antiaging agent, 3g fire retardant, 2g UV light absorber, 2g hindered amine light stabilizer, 1g plastic anti-static agent are mixed, obtain auxiliary material, compress this auxiliary material through the second single screw extrusion machine, obtain after melting the molten mass of auxiliary material, be provided with vibrating motor in the hopper of this second screw extrusion press, thus make mixing evenly;
3) by step 1) and step 2) molten mass of major ingredient that obtains is placed in mixing mould with the molten mass of auxiliary material simultaneously and mixes, and be placed in forming mould, when pressure in mould to be formed reaches 20MPa, open cooling system, pressurize cooling 20 ~ 40min, finished product is taken out in form removal, then arranges finished product, packs, cases.
here, in order to improve Blending Efficiency of Blending, in this example, step 1) and step 2) in all have employed speed control by frequency variation method major ingredient and auxiliary material are mixed respectively, concrete, first tentatively mix under 1000 ~ 1500r/min rotating speed, then rotating speed is down to 200 ~ 500r/min, mixes further.In order to mix, aforesaid operations can be repeated.
here, in order to ensure in useless PP and useless ABS melting process can melting complete, can not burn again, this melt temperature controls at 185 ~ 230 DEG C simultaneously.
in the present embodiment, with reference to GB/T24508-2009; GB/T24137-2009, detect obtain the physical index of fence breast board and mechanical strength as follows: density is 0.92g/cm
3
; Tensile strength is 42MPa; MOR is 62MPa; Angularity≤0.3%; 50 years surface no-pollutions or evidence of corrosion can be guaranteed.
in addition, fracture resistence force detects: occur crack when 46kN; Rupture during 57kN.
in this example, the column body 11 of this fence is prepared from by following raw material: give up PP, 15g of 85g gives up ABS, carbon fiber 5g, polyvinyl butyral acetal 7g, antioxidant 1010 0.7g, antiaging agent MBP0.7g, fire-retartant agent MP P1.5g, UV light absorber uv-6231g, photostabilizer 7700.8g, plastic anti-static agent 0.5g.Its preparation method is identical with the preparation method of protective board 2.
in the present embodiment, with reference to GB/T24508-2009; GB/T24137-2009, detect obtain the physical index of column body 11 and mechanical strength as follows: density is 0.92g/cm
3
; Tensile strength is 47MPa; MOR is 67.5MPa; Angularity≤0.3%; 50 years surface no-pollutions or evidence of corrosion can be guaranteed.
in addition, fracture resistence force detects: occur crack when 51kN; Rupture during 63kN.
the feature such as because of carbon fiber, there is high, lightweight, the outstanding thermotolerance of tensile strength, corrosion-resistant, antifatigue, creep resistance, bending toughness and elongation strain ability is strong, thermal expansivity is low, in this example, no matter be all cross in the raw materials of protective board 2 or column body 11 to the addition of carbon fiber, not only increase the tensile strength of material, creep-resistant property, also reduce the usage quantity of useless PP, useless ABS simultaneously, reduce cost of manufacture.
polyvinyl butyral acetal, be a kind of conventional upholder, it has good bonding force, high optical clarity, here, by adding polyvinyl butyral acetal, each component in material is carried out boning, mixing in fusion process.
in the present embodiment, no matter be in the raw materials of protective board 2 or column body 11, all have employed chemistry four [methyl-β-(3 by name, 5-di-tert-butyl-hydroxy phenyl) propionic ester] antioxidant 1010 of pentaerythritol ester, it is macromole type oxidation inhibitor, nontoxic, pollution-free, not painted, volatility is little, water-extraction resistance good, water insoluble, not burn into odorless, nonflammable, has excellent heat resistanceheat resistant oxygen performance.
here, the antiaging agent MBP of the chemistry of employing 2,2'-methylene bis (4-methyl-6-tert-butylphenol) by name, it is pollution-free to goods, nontoxic, not painted, has fabulous protective effect to heat, oxygen, aging cracking; Being usually used in, in white or the rubber of gorgeous look, plastics, especially serving maximum protective benefits to the rubber item under daylight is aging, on sulfuration and plasticity number all without affecting, easily disperseing in water, easy to use.
here, the fire-retartant agent MP P of the chemical name melamine pyrophosphate of employing is a kind of nitrogenous and phosphorous fire retardant, nontoxic, thermostability is high, consistency good, durable, fast light, non-hygroscopic, smokiness is little, water insoluble.
here, the chemistry of employing by name two (2,2,6,6-tetramethyl--4-piperidine alcohols) photostabilizer 770 of SA ester, it is dissolved in the organic solvents such as benzene, chloroform, methyl alcohol, ethanol, ether, water insoluble, fusing point is 81 ~ 85 DEG C, its light stabilising effect is better than at present conventional photostabilizer, itself and oxidation inhibitor use, can improve thermotolerance, with ultraviolet absorbers also with also having synergy, light stabilising effect can be improved further.
here; the UV light absorber uv-623 adopted; effectively can absorb the ultraviolet within the scope of 220 ~ 340mm; have that look shallow is, nontoxic, compatibility is good, volatility is little, be easy to the features such as processing; it has provide protection to polymkeric substance; and contribute to minimizing and fade, delay yellowing and retardance loss of physical properties simultaneously.
here, by adding plastic anti-static agent, it can form conductive layer at material surface, reduce resistance formation conductive network and make charge transfer, charge retention so just can be avoided to form electrostatic at material surface, on the other hand, static inhibitor is Castor Oil material surface, reduction frictional coefficient also, thus suppresses and reduce the generation of static charge.
adopt above-mentioned materials make column 1, its creep resistance of protective board 2 is strong, intensity is high, there is good processing characteristics, and its antiseptic property, ageing resistance are strong, long service life, the useless PP used and useless ABS derive from respectively PP content in salvage station reach 98% waste product and ABS content reach 98% waste product, wide material sources, recovery cost is low, is suitable for industrialization scale operation.And all add without the need to passing through the intensity that the compound modified ABS of bisoxazoline can improve finished product in this column 1 and the raw material of protective board 2.
above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to spirit of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (8)
1. a built-up type pasture fence, described fence comprises some fence units, each described fence unit includes column and protective board, it is characterized in that, described column comprises the column body for fixing with fixture, the side in described column body thickness direction offers the draw-in groove for described protective board clamping, described protective board is made up of the raw material of following parts by weight: useless PP40 ~ 60 part, useless ABS25 ~ 45 part, 2 ~ 4 parts, carbon fiber, polyvinyl butyral acetal 3 ~ 5.5 parts, antioxidant 1 ~ 2.5 part, antiaging agent 1 ~ 2.5 part, fire retardant 1 ~ 2 part, UV light absorber 0.5 ~ 1.5 part, hindered amine light stabilizer 0.5 ~ 1.5 part, plastic anti-static agent 0.4 ~ 0.6 part.
2. built-up type pasture fence according to claim 1, is characterized in that: described antioxidant is four [methyl-β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester.
3. built-up type pasture fence according to claim 1, is characterized in that: described antiaging agent is 2,2'-methylene bis (4-methyl-6-tert-butylphenol).
4. built-up type pasture fence according to claim 1, is characterized in that: described fire retardant is melamine polyphosphate.
5. built-up type pasture fence according to claim 1, is characterized in that: described UV light absorber is UV light absorber uv-623.
6. built-up type pasture fence according to claim 1, is characterized in that: described hindered amine light stabilizer is two (2,2,6,6-tetramethyl--4-piperidine alcohols) SA ester.
7. built-up type pasture fence according to claim 1, it is characterized in that: in the described draw-in groove on described column body, be all installed with multiple screw, all described screws distribute along same vertical direction, the side of described protective board thickness direction offer the open holes matched with described screw.
8. the built-up type pasture fence according to claim 1 or 7, it is characterized in that, described column body is made up of the raw material of following parts by weight: useless PP60 ~ 85 part, useless ABS10 ~ 20 part, 3 ~ 5 parts, carbon fiber, polyvinyl butyral acetal 4.5 ~ 7.5 parts, antioxidant 0.5 ~ 1 part, antiaging agent 0.5 ~ 1 part, fire retardant 1 ~ 2 part, UV light absorber 0.2 ~ 1 part, hindered amine light stabilizer 0.2 ~ 1 part, plastic anti-static agent 0.4 ~ 0.6 part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510701035.2A CN105218946A (en) | 2015-10-26 | 2015-10-26 | A kind of built-up type pasture fence |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510701035.2A CN105218946A (en) | 2015-10-26 | 2015-10-26 | A kind of built-up type pasture fence |
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| CN105218946A true CN105218946A (en) | 2016-01-06 |
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| CN201510701035.2A Pending CN105218946A (en) | 2015-10-26 | 2015-10-26 | A kind of built-up type pasture fence |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337025A (en) * | 2021-06-18 | 2021-09-03 | 江苏通全球工程管业有限公司 | Combined ecological modified plastic enclosing wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113337025A (en) * | 2021-06-18 | 2021-09-03 | 江苏通全球工程管业有限公司 | Combined ecological modified plastic enclosing wall |
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