CN110284607A - A kind of high density polyvinyl-chloride drain bar and preparation method thereof - Google Patents
A kind of high density polyvinyl-chloride drain bar and preparation method thereof Download PDFInfo
- Publication number
- CN110284607A CN110284607A CN201910027342.5A CN201910027342A CN110284607A CN 110284607 A CN110284607 A CN 110284607A CN 201910027342 A CN201910027342 A CN 201910027342A CN 110284607 A CN110284607 A CN 110284607A
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- Prior art keywords
- drain bar
- slot
- glass fiber
- parts
- high density
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- 229920000915 polyvinyl chloride Polymers 0.000 title abstract description 30
- 239000004800 polyvinyl chloride Substances 0.000 title abstract description 30
- 238000002360 preparation method Methods 0.000 title abstract description 14
- 239000000835 fiber Substances 0.000 abstract description 45
- 239000005357 flat glass Substances 0.000 abstract description 45
- 238000005520 cutting process Methods 0.000 abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 238000007789 sealing Methods 0.000 abstract description 14
- 239000000463 material Substances 0.000 abstract description 13
- 239000011521 glass Substances 0.000 abstract description 9
- 238000007906 compression Methods 0.000 abstract description 8
- 230000006835 compression Effects 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000009472 formulation Methods 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 description 23
- 239000003365 glass fiber Substances 0.000 description 21
- 238000000465 moulding Methods 0.000 description 17
- 239000006087 Silane Coupling Agent Substances 0.000 description 16
- 239000003063 flame retardant Substances 0.000 description 16
- 239000002994 raw material Substances 0.000 description 16
- 238000002156 mixing Methods 0.000 description 15
- 229910052757 nitrogen Inorganic materials 0.000 description 15
- 239000003963 antioxidant agent Substances 0.000 description 11
- 230000003078 antioxidant effect Effects 0.000 description 11
- 238000001816 cooling Methods 0.000 description 11
- -1 then Substances 0.000 description 11
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 11
- 239000004372 Polyvinyl alcohol Substances 0.000 description 10
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 description 10
- 229940068984 polyvinyl alcohol Drugs 0.000 description 10
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 10
- 239000007789 gas Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 239000000806 elastomer Substances 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 239000012745 toughening agent Substances 0.000 description 6
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 5
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010348 incorporation Methods 0.000 description 5
- 239000004615 ingredient Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 5
- VCAFTIGPOYBOIC-UHFFFAOYSA-N phenyl dihydrogen phosphite Chemical class OP(O)OC1=CC=CC=C1 VCAFTIGPOYBOIC-UHFFFAOYSA-N 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 5
- 229920002554 vinyl polymer Polymers 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- WGRZHLPEQDVPET-UHFFFAOYSA-N 2-methoxyethoxysilane Chemical group COCCO[SiH3] WGRZHLPEQDVPET-UHFFFAOYSA-N 0.000 description 4
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- DKCPKDPYUFEZCP-UHFFFAOYSA-N 2,6-di-tert-butylphenol Chemical class CC(C)(C)C1=CC=CC(C(C)(C)C)=C1O DKCPKDPYUFEZCP-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002706 hydrostatic effect Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000001291 vacuum drying Methods 0.000 description 2
- HUEXIBHQHMLELX-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)propane-1,3-diol;3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoic acid Chemical class OCC(CO)(CO)CO.CC(C)(C)C1=CC(CCC(O)=O)=CC(C(C)(C)C)=C1O HUEXIBHQHMLELX-UHFFFAOYSA-N 0.000 description 1
- HVECYHMPWPDALU-UHFFFAOYSA-N 2,6-ditert-butylphenol;propanoic acid Chemical compound CCC(O)=O.CC(C)(C)C1=CC=CC(C(C)(C)C)=C1O HVECYHMPWPDALU-UHFFFAOYSA-N 0.000 description 1
- WPMYUUITDBHVQZ-UHFFFAOYSA-N 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoic acid Chemical compound CC(C)(C)C1=CC(CCC(O)=O)=CC(C(C)(C)C)=C1O WPMYUUITDBHVQZ-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- YUYCVXFAYWRXLS-UHFFFAOYSA-N trimethoxysilane Chemical compound CO[SiH](OC)OC YUYCVXFAYWRXLS-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/665—Sheets or foils impervious to water and water vapor
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- 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
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of high density polyvinyl-chloride drain bars and preparation method thereof, more particularly to waterproof material technical field, including drain bar main body, the drain bar body side is provided with stud, drain bar main body one end is provided with slot and the other end is provided with cutting, and slot two sides inner wall is provided with guide groove, and the cutting two sides are correspondingly provided with conducting bar, embeded slot is provided on the outside of the top end face of the slot, the slot top cooperation is equipped with sealing plate.The present invention passes through the slot and cutting and guide groove and conducting bar using formula, it is greatly improved the convenience connected between adjacent drainage channel plate main body, and sealing plate is fixed in slot by clamping screw, so that being connected between two neighboring drain bar main body more stable, simultaneously, by adding flat glass fiber and glass flake into formulation material, it is greatly improved the compression strength of drain bar, reduces water absorption rate.
Description
Technical field
The present invention relates to waterproof material technical fields, it is more particularly related to which a kind of high density polyvinyl-chloride is arranged
Water plate and preparation method thereof.
Background technique
Good drainage system plays an important role the construction period of civil engineering and the normal use of structures and service life,
And drain bar is in building construction process, the component part indispensable as drainage system, reasonable to apply, direct relation
To the personnel safety in construction quality and construction and use.
The patent of invention of 107828123 A of patent application publication CN discloses a kind of anti-viscous formula fire-resistant waterproof plate, anti-row
Water plate and preparation method thereof, in self-adhesive glue layer and separating film layer introduce can be reacted with concrete active nano silica,
Nano magnesia increases itself and concrete-lined interface cohesive force as filler, makes splash guard in the case where meeting water immersion and hydraulic pressure
The adhesive property with two lining concrete structures can still be maintained, bonding failure after preventing long-term water from impregnating improves waterproof effect.
But it is in actual use, still there is more disadvantage, the compression strength such as plate is lower, and water absorption rate is high, and
Installation is inconvenient.
Summary of the invention
In order to overcome the drawbacks described above of the prior art, the embodiment of the present invention provides a kind of high density polyvinyl-chloride drain bar
And preparation method thereof, by the slot and cutting and guide groove and conducting bar using formula, it is greatly improved adjacent drainage channel plate
The convenience connected between main body, and sealing plate is fixed in slot by clamping screw, so that two neighboring drain bar main body
Between connect it is more stable, meanwhile, by adding flat glass fiber and glass flake into formulation material, be greatly improved drain bar
Compression strength, reduce water absorption rate, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of high density polyvinyl-chloride drain bar, including row
Water plate main body, the drain bar body side are provided with stud, and drain bar main body one end is provided with slot and the other end
It is provided with cutting, slot two sides inner wall is provided with guide groove, and the cutting two sides are correspondingly provided with conducting bar, the slot
Top end face on the outside of be provided with embeded slot, the slot top cooperation is equipped with sealing plate, the sealing plate bottom be correspondingly provided with plate with
And top is run through equipped with the second locking hole, the cutting top end face runs through vertically equipped with the first locking hole, first locking hole
Extend on the bottom face of slot, first locking hole is equal with the aperture of the second locking hole, first locking hole and
Second locking hole peripheral side inner wall is provided with screw thread, and the second locking hole internal engagement is equipped with lock-screw, the locking
Screw end extends to the bottom end of the first locking hole.
In a preferred embodiment, the stud quantity is provided with multiple, and multiple studs are evenly distributed on
The outer surface of drain bar body side, and multiple studs are disposed as round table-like hollow structure.
In a preferred embodiment, the drain bar body side, which runs through, is equipped with multiple through-holes, multiple described logical
The stud of hole and multiple round table-like hollow structures corresponds, and through-hole is connected with the hollow area of stud.
In a preferred embodiment, the axial section shape of the guide groove and conducting bar is V-shaped, and quantity
It is provided with multiple, multiple guide grooves are arranged in a one-to-one correspondence with conducting bar, the cutting and slot and guide groove and conducting bar
Match.
In a preferred embodiment, the present invention also provides a kind of preparation sides of high density polyvinyl-chloride drain bar
Method specifically includes following operating procedure:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: 20-100 parts of high density polyvinyl-chloride,
5-40 parts of low density polyvinyl-chloride, 0.5-2.0 parts of antioxidant, 5-10 parts of toughener, 1-3 parts of silane coupling agent, elastomer POE
10-35 parts, 5-15 parts of halogen-free flame retardants, 10-25 parts of glass flake, 15-30 parts of flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and will
The feeding section of single screw extrusion machine, melt zone, metering section temperature are controlled respectively for 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10
℃；
Step 4: by the material after extrusion after the filtering of draping filter, melting charge molding: is pumped to molding by pumping
It is formed in machine；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
In a preferred embodiment, the antioxidant included four (3,5- di-t-butyl -4- hydroxyl) benzenpropanoic acid seasons
Doutrate, three (2,4- di-t-butyl) phenyl-phosphites, N, N '-bis--(3- (3,5- di-tert-butyl-hydroxy phenyl) propionyl
Base) hexamethylene diamine, the silane coupling agent is that silane coupling agent is selected from (2- methoxy ethoxy) silane of vinyl three and vinyl
One or both of trimethoxy silane, the halogen-free flame retardants are nitrogen phosphorus compound flame retardant, the flat glass fiber packet
Long glass fibres and short glass fiber are included, and the diameter of long glass fibres and short glass fiber is 8-15 μm.
In a preferred embodiment, the flat glass fiber is using flat glass fiber, pass through by
It is nitrogen that flat glass fiber, which is placed in working gas, operating pressure 10-20Pa, low temperature etc. that discharge power is 80-110W from
100-120s is handled in daughter device, obtains pretreatment flat glass fiber, then, polyethylene alcohol and water is pressed into solid-to-liquid ratio (2-
6) g:100mL is mixed, and is stirred 20-40min at 80-90 DEG C with 200-400r/min, is obtained poly-vinyl alcohol solution, then pre-process flat
Flat glass fibre and poly-vinyl alcohol solution are mixed by solid-to-liquid ratio (8-12) g:100mL, are stirred at 80-90 DEG C with 200-400r/min
40-60min, obtained solid is in 80-90 DEG C of vacuum drying 12-18h, to obtain modified flat glass fiber.
Technical effect and advantage of the invention:
1, the present invention is by being provided with slot in drain bar main body one end and the other end is provided with cutting, in slot two sides
Wall is provided with guide groove, and cutting two sides are correspondingly provided with conducting bar, are provided with embeded slot, slot top on the outside of the top end face of slot
Cooperation is equipped with sealing plate, and sealing plate bottom is correspondingly provided with plate and top is run through equipped with the second locking hole, and cutting top end face correspondence is set
There is the first locking hole, the first locking hole is equal with the aperture of the second locking hole, the first locking hole and the second locking hole peripheral side
Inner wall is provided with screw thread, and the second locking hole internal engagement is equipped with lock-screw, and lock-screw end extends to the first locking hole
Bottom end, be conducive to the top that sealing plate is fixed on to slot by lock-screw, and it is made to be fixedly linked with cutting, can avoid insert
Separated between item and slot and cause to connect between two neighboring drain bar main body it is unstable, simultaneously as stud be circle
The hollow structure of mesa-shaped can quickly and effectively export rainwater, greatly reduce the hydrostatic pressing for even being eliminated waterproof layer, pass through this master
Dynamic water guide principle can achieve the effect of active waterproof, and drain bar body side, which runs through, is equipped with multiple through-holes, multiple through-holes and more
The stud of a round table-like hollow structure corresponds, and through-hole is connected with the hollow area of stud, is conducive to by into stud
Filler is filled in portion, to improve the compression strength of drain bar, meanwhile, be conducive to wind drain bar, be readily transported, reduces non-
The space accounting of use state, and the axial section shape of guide groove and conducting bar is V-shaped, and quantity be provided with it is multiple,
Multiple guide grooves are arranged in a one-to-one correspondence with conducting bar, and cutting matches with slot and guide groove with conducting bar, are greatly improved phase
The leakproofness docked between adjacent two drain bar main bodys；
2, the present invention is by substituting conventional circular glass fibre using flat glass fiber, since flat glass fiber is inclined to
It is rolled in being flowed in plane lamina, helps to provide more isotropism dispersions, and this can be significantly improved
Component is molded because of product warpage caused by ununiform shrinkage between flow direction and lateral flow direction, meanwhile, by using
Glass flake is conducive to the barrier property of reinforcing material, and material is made to have resistance to precipitation, the characteristic of anti-migration, to expand material
Application under hot and humid environment keeps excellent performance for a long time.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is drain bar main body top view of the invention.
Fig. 3 is closing plate structure schematic diagram of the invention.
Appended drawing reference are as follows: 1 drain bar main body, 2 studs, 3 slots, 4 cuttings, 5 guide grooves, 6 conducting bars, 7 embeded slots, 8 sealing plates,
9 first locking holes, 10 plates, 11 second locking holes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of high density polyvinyl-chloride drain bar as shown in Figs. 1-3, including drain bar main body 1, institutes
State 1 side of drain bar main body and be provided with stud 2, described 1 one end of drain bar main body is provided with slot 3 and the other end be provided with it is slotting
Item 4, the 3 two sides inner wall of slot are provided with guide groove 5, and 6 two sides of cutting are correspondingly provided with conducting bar 6, the slot 3
Embeded slot 7 is provided on the outside of top end face, 3 top of the slot cooperation is equipped with sealing plate 8, and 8 bottom of sealing plate is correspondingly provided with plate
10 and top run through and be equipped with the second locking hole 11,4 top end face of cutting runs through vertically equipped with the first locking hole 9, described the
One locking hole 9 extends on the bottom face of slot 3, and first locking hole 9 is equal with the aperture of the second locking hole 11, and described
One locking hole 9 and 11 peripheral side inner wall of the second locking hole are provided with screw thread, and 11 internal engagement of the second locking hole is equipped with
Lock-screw, the lock-screw end extend to the bottom end of the first locking hole 9, are conducive to consolidate sealing plate 8 by lock-screw
It is scheduled on the top of slot 3, and it is made to be fixedly linked with cutting 4, can avoid separating between cutting 4 and slot 3 and leading to phase
It is connected between adjacent two drain bar main bodys 1 unstable.
Further, 2 quantity of stud is provided with multiple, and multiple studs 2 are evenly distributed on drain bar main body 1 one
The outer surface of side, and multiple studs 2 are disposed as round table-like hollow structure, can quickly and effectively export rainwater, greatly reduce
It even is eliminated the hydrostatic pressing of waterproof layer, can achieve the effect of active waterproof by this active water guide principle.
Further, 1 side of drain bar main body run through be equipped with multiple through-holes, multiple through-holes with it is multiple round table-like
The stud 2 of hollow structure corresponds, and through-hole is connected with the hollow area of stud 2, is conducive to by filling inside stud 2
Filler, to improve the compression strength of drain bar, meanwhile, be conducive to wind drain bar, be readily transported, reduction is non-to use shape
The space accounting of state.
Further, the axial section shape of the guide groove 5 and conducting bar 6 is V-shaped, and quantity be provided with it is more
A, multiple guide grooves 5 are arranged in a one-to-one correspondence with conducting bar 6, and the cutting 4 and slot 3 and guide groove 5 and conducting bar 6 are homogeneous
Matching, is greatly improved the leakproofness docked between two neighboring drain bar main body 1.
The present invention also provides a kind of preparation method of high density polyvinyl-chloride drain bar, following operation step is specifically included
It is rapid:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: 20-100 parts of high density polyvinyl-chloride,
5-40 parts of low density polyvinyl-chloride, 0.5-2.0 parts of antioxidant, 5-10 parts of toughener, 1-3 parts of silane coupling agent, elastomer POE
10-35 parts, 5-15 parts of halogen-free flame retardants, 10-25 parts of glass flake, 15-30 parts of flat glass fiber, wherein the antioxidant
Including four (3,5- di-t-butyl -4- hydroxyl) benzenpropanoic acid pentaerythritol esters, three (2,4- di-t-butyl) phenyl-phosphites, N, N ' -
Double-(3- (3,5- di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine, the silane coupling agent are that silane coupling agent is selected from second
Alkenyl three (2- methoxy ethoxy) one or both of silane and vinyltrimethoxysilane, the halogen-free flame retardants are
Nitrogen phosphorus compound flame retardant, the flat glass fiber include long glass fibres and short glass fiber, and long glass fibres and short
The diameter of glass fibre is 8-15 μm, meanwhile, for the flat glass fiber using flat glass fiber, passing through will be flat
It is nitrogen that flat glass fibre, which is placed in working gas, and operating pressure 10-20Pa, discharge power is the low-temperature plasma of 80-110W
100-120s is handled in body device, obtains pretreatment flat glass fiber, then, polyethylene alcohol and water is pressed into solid-to-liquid ratio (2-6)
G:100mL mixing stirs 20-40min at 80-90 DEG C with 200-400r/min, obtains poly-vinyl alcohol solution, then pre-process flat
Glass fibre and poly-vinyl alcohol solution are mixed by solid-to-liquid ratio (8-12) g:100mL, are stirred at 80-90 DEG C with 200-400r/min
40-60min, obtained solid is in 80-90 DEG C of vacuum drying 12-18h, to obtain modified flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and will
The feeding section of single screw extrusion machine, melt zone, metering section temperature are controlled respectively for 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10
℃；
Step 4: by the material after extrusion after the filtering of draping filter, melting charge molding: is pumped to molding by pumping
It is formed in machine；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
The preparation method of middle-high density polyvinyl chloride drain bar based on the above-mentioned technical proposal, with the following Examples to this hair
It is bright to be described further:
Embodiment 1
The preparation method for present embodiments providing a kind of high density polyvinyl-chloride drain bar specifically includes following operation step
It is rapid:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: is 20 parts of high density polyvinyl-chloride, low close
Spend 5 parts of polyvinyl chloride, 0.5 part of antioxidant, 5 parts of toughener, 1 part of silane coupling agent, 10 parts of elastomer POE, halogen-free flame retardants 5
Part, 10 parts of glass flake, 15 parts of flat glass fiber, wherein the antioxidant includes four (3,5- di-t-butyl -4- hydroxyl) benzene
Propionate, three (2,4- di-t-butyl) phenyl-phosphites, N, N '-bis--(3- (3,5- di-t-butyl -4- hydroxy benzenes
Base) propiono) hexamethylene diamine, the silane coupling agent be silane coupling agent be selected from (2- methoxy ethoxy) silane of vinyl three and
One or both of vinyltrimethoxysilane, the halogen-free flame retardants are nitrogen phosphorus compound flame retardant, the flat glass
Fiber includes long glass fibres and short glass fiber, and the diameter of long glass fibres and short glass fiber is 8-15 μm, together
When, the flat glass fiber is nitrogen by the way that flat glass fiber is placed in working gas using flat glass fiber
Gas, operating pressure 10-20Pa, discharge power obtain pre- to handle 100-120s in the low-temperature plasma device of 80-110W
Flat glass fiber is handled, then, polyethylene alcohol and water is mixed by solid-to-liquid ratio (2-6) g:100mL, at 80-90 DEG C with 200-
400r/min stirs 20-40min, obtains poly-vinyl alcohol solution, then pre-processes flat glass fiber and poly-vinyl alcohol solution by solid
Liquor ratio (8-12) g:100mL mixing stirs 40-60min at 80-90 DEG C with 200-400r/min, and obtained solid is at 80-90 DEG C
It is dried in vacuo 12-18h, to obtain modified flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and will
The feeding section of single screw extrusion machine, melt zone, metering section temperature are controlled respectively for 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10
℃；
Step 4: by the material after extrusion after the filtering of draping filter, melting charge molding: is pumped to molding by pumping
It is formed in machine；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
Embodiment 2
The preparation method for present embodiments providing a kind of high density polyvinyl-chloride drain bar specifically includes following operation step
It is rapid:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: is 60 parts of high density polyvinyl-chloride, low close
Spend 15 parts of polyvinyl chloride, 1.5 parts of antioxidant, 8 parts of toughener, 2 parts of silane coupling agent, 25 parts of elastomer POE, halogen-free flame retardants
12 parts, 20 parts of glass flake, 25 parts of flat glass fiber, wherein the antioxidant includes four (3,5- di-t-butyl -4- hydroxyl)
Benzenpropanoic acid pentaerythritol ester, three (2,4- di-t-butyl) phenyl-phosphites, N, N '-bis--(3- (3,5- di-t-butyl -4- hydroxy benzenes
Base) propiono) hexamethylene diamine, the silane coupling agent be silane coupling agent be selected from (2- methoxy ethoxy) silane of vinyl three and
One or both of vinyltrimethoxysilane, the halogen-free flame retardants are nitrogen phosphorus compound flame retardant, the flat glass
Fiber includes long glass fibres and short glass fiber, and the diameter of long glass fibres and short glass fiber is 8-15 μm, together
When, the flat glass fiber is nitrogen by the way that flat glass fiber is placed in working gas using flat glass fiber
Gas, operating pressure 10-20Pa, discharge power obtain pre- to handle 100-120s in the low-temperature plasma device of 80-110W
Flat glass fiber is handled, then, polyethylene alcohol and water is mixed by solid-to-liquid ratio (2-6) g:100mL, at 80-90 DEG C with 200-
400r/min stirs 20-40min, obtains poly-vinyl alcohol solution, then pre-processes flat glass fiber and poly-vinyl alcohol solution by solid
Liquor ratio (8-12) g:100mL mixing stirs 40-60min at 80-90 DEG C with 200-400r/min, and obtained solid is at 80-90 DEG C
It is dried in vacuo 12-18h, to obtain modified flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and will
The feeding section of single screw extrusion machine, melt zone, metering section temperature are controlled respectively for 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10
℃；
Step 4: by the material after extrusion after the filtering of draping filter, melting charge molding: is pumped to molding by pumping
It is formed in machine；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
Embodiment 3
The preparation method for present embodiments providing a kind of high density polyvinyl-chloride drain bar specifically includes following operation step
It is rapid:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: is 100 parts of high density polyvinyl-chloride, low close
Spend 40 parts of polyvinyl chloride, 2.0 parts of antioxidant, 10 parts of toughener, 3 parts of silane coupling agent, 35 parts of elastomer POE, halogen-free flame retardants
15 parts, 25 parts of glass flake, 30 parts of flat glass fiber, wherein the antioxidant includes four (3,5- di-t-butyl -4- hydroxyl)
Benzenpropanoic acid pentaerythritol ester, three (2,4- di-t-butyl) phenyl-phosphites, N, N '-bis--(3- (3,5- di-t-butyl -4- hydroxy benzenes
Base) propiono) hexamethylene diamine, the silane coupling agent be silane coupling agent be selected from (2- methoxy ethoxy) silane of vinyl three and
One or both of vinyltrimethoxysilane, the halogen-free flame retardants are nitrogen phosphorus compound flame retardant, the flat glass
Fiber includes long glass fibres and short glass fiber, and the diameter of long glass fibres and short glass fiber is 8-15 μm, together
When, the flat glass fiber is nitrogen by the way that flat glass fiber is placed in working gas using flat glass fiber
Gas, operating pressure 10-20Pa, discharge power obtain pre- to handle 100-120s in the low-temperature plasma device of 80-110W
Flat glass fiber is handled, then, polyethylene alcohol and water is mixed by solid-to-liquid ratio (2-6) g:100mL, at 80-90 DEG C with 200-
400r/min stirs 20-40min, obtains poly-vinyl alcohol solution, then pre-processes flat glass fiber and poly-vinyl alcohol solution by solid
Liquor ratio (8-12) g:100mL mixing stirs 40-60min at 80-90 DEG C with 200-400r/min, and obtained solid is at 80-90 DEG C
It is dried in vacuo 12-18h, to obtain modified flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and will
The feeding section of single screw extrusion machine, melt zone, metering section temperature are controlled respectively for 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10
℃；
Step 4: by the material after extrusion after the filtering of draping filter, melting charge molding: is pumped to molding by pumping
It is formed in machine；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
The performance parameter of the embodiment 1-3 high density polyvinyl-chloride drain bar being prepared is detected respectively, and with
Existing common high density polyvinyl-chloride drain bar comparison, test result is as follows shown in table:
By data comparison data in table it is found that the apparent property of the high density polyvinyl-chloride drain bar prepared by recipe ratio
The indexs such as energy, compression strength and water absorption rate are substantially better than existing common high density polyvinyl-chloride drain bar on the market, especially
60 parts of high density polyvinyl-chloride, 15 parts of low density polyvinyl-chloride, 1.5 parts of antioxidant, 8 parts of toughener, 2 parts of silane coupling agent,
When 25 parts of elastomer POE, 12 parts of halogen-free flame retardants, 20 parts of glass flake, 25 parts of flat glass fiber, the prepared height come out
The indexs such as apparent property, compression strength and the water absorption rate of density PVC drain bar can be optimal value.
Working principle of the present invention:
Referring to Figure of description 1-3, during producing drain bar, preparation first is weighed according to a certain amount of component proportion
Raw material, and be added into high-speed mixer and mixed well, then the material after mixing is placed in single screw extrusion machine
Melting extrusion, then by the material after extrusion through draping filter filtering after, by pump by melting charge be pumped in molding machine at
Type, it is finally cooling through air to drain bar after molding, and it is wound by winder, when in use, due to draining
1 one end of plate main body is provided with slot 3 and the other end is provided with cutting 4, and 3 two sides inner wall of slot is provided with guide groove 5, cutting
6 two sides are correspondingly provided with conducting bar 6, and embeded slot 7 is provided on the outside of the top end face of slot 3, and the cooperation of 3 top of slot is equipped with sealing plate 8, envelope
8 bottom of plate is correspondingly provided with plate 10 and top is run through equipped with the second locking hole 11, and 4 top end face of cutting is correspondingly provided with the first locking
Hole 9, the first locking hole 9 is equal with the aperture of the second locking hole 11,11 peripheral side inner wall of the first locking hole 9 and the second locking hole
It is provided with screw thread, 11 internal engagement of the second locking hole is equipped with lock-screw, and lock-screw end extends to the first locking hole 9
Bottom end is conducive to the top that sealing plate 8 is fixed on to slot 3 by lock-screw, and it is made to be fixedly linked with cutting 4, can avoid
Separated between cutting 4 and slot 3 and cause to connect between two neighboring drain bar main body 1 it is unstable, simultaneously as stud
2 be round table-like hollow structure, can quickly and effectively export rainwater, greatly reduce the hydrostatic pressing for even being eliminated waterproof layer, pass through
This active water guide principle can achieve the effect of active waterproof, and 1 side of drain bar main body, which is run through, is equipped with multiple through-holes, Duo Getong
The stud 2 of hole and multiple round table-like hollow structures corresponds, and through-hole is connected with the hollow area of stud 2, is conducive to pass through
Filler is filled inside to stud 2, to improve the compression strength of drain bar, meanwhile, be conducive to wind drain bar, convenient for fortune
It is defeated, the space accounting of non-working condition is reduced, and the axial section shape of guide groove 5 and conducting bar 6 is V-shaped, and quantity is equal
It is provided with multiple, multiple guide grooves 5 are arranged in a one-to-one correspondence with conducting bar 6, and cutting 4 and slot 3 and guide groove 5 and conducting bar 6 are homogeneous
Matching, is greatly improved the leakproofness docked between two neighboring drain bar main body 1.
The several points that should finally illustrate are: firstly, in the description of the present application, it should be noted that unless otherwise prescribed and
It limits, term " installation ", " connected ", " connection " shall be understood in a broad sense, can be mechanical connection or electrical connection, be also possible to two
Connection inside element, can be directly connected, and "upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when
The absolute position for being described object changes, then relative positional relationship may change；
Secondly: the present invention discloses in embodiment attached drawing, relates only to the structure being related to the embodiment of the present disclosure, other knots
Structure, which can refer to, to be commonly designed, and under not conflict situations, the same embodiment of the present invention and different embodiments be can be combined with each other；
Last: the foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, all in the present invention
Spirit and principle within, any modification, equivalent replacement, improvement and so on, should be included in protection scope of the present invention it
It is interior.
Claims (7)
1. a kind of high density polyvinyl-chloride drain bar, including drain bar main body (1), it is characterised in that: the drain bar main body (1)
Side is provided with stud (2), and described drain bar main body (1) one end is provided with slot (3) and the other end is provided with cutting (4),
Slot (3) two sides inner wall is provided with guide groove (5), and cutting (6) two sides are correspondingly provided with conducting bar (6), described to insert
It is provided with embeded slot (7) on the outside of the top end face of slot (3), slot (3) the top cooperation is equipped with sealing plate (8), sealing plate (8) bottom
Portion is correspondingly provided with plate (10) and top is run through equipped with the second locking hole (11), and cutting (4) top end face runs through vertically to be set
Have the first locking hole (9), first locking hole (9) extends on the bottom face of slot (3), first locking hole (9) with
The aperture of second locking hole (11) is equal, and first locking hole (9) and the second locking hole (11) peripheral side inner wall are respectively provided with
There is screw thread, the second locking hole (11) internal engagement is equipped with lock-screw, and the lock-screw end extends to the first locking
The bottom end in hole (9).
2. a kind of high density polyvinyl-chloride drain bar according to claim 1, it is characterised in that: stud (2) quantity
It is provided with multiple, multiple studs (2) are evenly distributed on the outer surface of drain bar main body (1) side, and multiple studs (2) are equal
It is set as round table-like hollow structure.
3. a kind of high density polyvinyl-chloride drain bar according to claim 2, it is characterised in that: the drain bar main body
(1) side, which is run through, is equipped with multiple through-holes, and the stud (2) of multiple through-holes and multiple round table-like hollow structures corresponds, and
Through-hole is connected with the hollow area of stud (2).
4. a kind of high density polyvinyl-chloride drain bar according to claim 1, it is characterised in that: the guide groove (5) with
And the axial section shape of conducting bar (6) is V-shaped, and quantity is provided with multiple, multiple guide grooves (5) and conducting bar (6)
It is arranged in a one-to-one correspondence, the cutting (4) matches with slot (3) and guide groove (5) with conducting bar (6).
5. a kind of preparation method of high density polyvinyl-chloride drain bar, specifically includes following operating procedure:
Step 1: it ingredient: is weighed respectively according to following component proportions and prepares raw material: is 20-100 parts of high density polyvinyl-chloride, low close
Spend polyvinyl chloride 5-40 parts, 0.5-2.0 parts of antioxidant, 5-10 parts of toughener, 1-3 parts of silane coupling agent, elastomer POE 10-35
Part, 5-15 parts of halogen-free flame retardants, 10-25 parts of glass flake, 15-30 parts of flat glass fiber；
Step 2: mixing: adding raw materials into high-speed mixer, and temperature is 70-90 DEG C, incorporation time 8-20min；
Step 3: blending extrusion: the raw material for preparing being uniformly mixed in step 2 is added in single screw extrusion machine, and by single spiral shell
It is being 155 ± 10 DEG C, 185 ± 10 DEG C, 225 ± 10 DEG C that the feeding section of bar extruder, melt zone, metering section temperature control respectively；
Step 4: molding: by the material after extrusion after the filtering of draping filter, melting charge is pumped in molding machine by pumping
Molding；
Step 5: cooling winding: by drain bar after molding after air is cooling, it is wound by winder.
6. a kind of preparation method of high density polyvinyl-chloride drain bar according to claim 5, it is characterised in that: described anti-
Oxygen agent include four (3,5- di-t-butyl -4- hydroxyl) benzenpropanoic acid pentaerythritol esters, three (2,4- di-t-butyl) phenyl-phosphites, N,
N '-is bis--(3- (3,5- di-tert-butyl-hydroxy phenyl) propiono) hexamethylene diamine, the silane coupling agent is silane coupling agent choosing
From vinyl three (2- methoxy ethoxy) one or both of silane and vinyltrimethoxysilane, the halogen-free flameproof
Agent is nitrogen phosphorus compound flame retardant, and the flat glass fiber includes long glass fibres and short glass fiber, and long glass fibres with
And the diameter of short glass fiber is 8-15 μm.
7. a kind of preparation method of high density polyvinyl-chloride drain bar according to claim 5, it is characterised in that: described flat
Flat glass fibre is nitrogen, work pressure by the way that flat glass fiber is placed in working gas using flat glass fiber
By force it is 10-20Pa, handles 100-120s in the low-temperature plasma device that discharge power is 80-110W, obtain pre-processing flat
Then glass fibre is mixed polyethylene alcohol and water by solid-to-liquid ratio (2-6) g:100mL, at 80-90 DEG C with 200-400r/min
20-40min is stirred, obtains poly-vinyl alcohol solution, then pre-process flat glass fiber and poly-vinyl alcohol solution by solid-to-liquid ratio (8-
12) g:100mL is mixed, and stirs 40-60min at 80-90 DEG C with 200-400r/min, obtained solid is dry in 80-90 DEG C of vacuum
Dry 12-18h, to obtain modified flat glass fiber.
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