CN114837107B - Resistance type deceleration strip and preparation method thereof - Google Patents
Resistance type deceleration strip and preparation method thereof Download PDFInfo
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- CN114837107B CN114837107B CN202110131789.4A CN202110131789A CN114837107B CN 114837107 B CN114837107 B CN 114837107B CN 202110131789 A CN202110131789 A CN 202110131789A CN 114837107 B CN114837107 B CN 114837107B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000012790 adhesive layer Substances 0.000 claims abstract description 18
- -1 polyethylene Polymers 0.000 claims abstract description 17
- 229920002994 synthetic fiber Polymers 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 7
- 239000004698 Polyethylene Substances 0.000 claims abstract description 6
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 229920000573 polyethylene Polymers 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims abstract description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- 239000000835 fiber Substances 0.000 claims description 19
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000004743 Polypropylene Substances 0.000 claims description 10
- 229920001155 polypropylene Polymers 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 9
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 9
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 9
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 9
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 9
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 9
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 9
- 239000011787 zinc oxide Substances 0.000 claims description 9
- 230000002194 synthesizing effect Effects 0.000 claims description 8
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims 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 claims description 6
- 238000003723 Smelting Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 239000003063 flame retardant Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 4
- 238000004073 vulcanization Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000003431 cross linking reagent Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000004088 foaming agent Substances 0.000 claims description 3
- 239000012760 heat stabilizer Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 3
- 238000007670 refining Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 9
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract 2
- 239000002390 adhesive tape Substances 0.000 description 6
- 206010039203 Road traffic accident Diseases 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000005389 magnetism Effects 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- CZBZUDVBLSSABA-UHFFFAOYSA-N butylated hydroxyanisole Chemical compound COC1=CC=C(O)C(C(C)(C)C)=C1.COC1=CC=C(O)C=C1C(C)(C)C CZBZUDVBLSSABA-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 229940008099 dimethicone Drugs 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/529—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users specially adapted for signalling by sound or vibrations, e.g. rumble strips; specially adapted for enforcing reduced speed, e.g. speed bumps
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Seal Device For Vehicle (AREA)
Abstract
The application relates to the field of road deceleration strips, and particularly provides a resistance type deceleration strip and a preparation method thereof, wherein the resistance type deceleration strip comprises a brush roller strip main body and a chassis, the brush roller strip main body is fixedly arranged on the chassis, the brush roller strip main body consists of a plurality of brush roller filaments, the brush roller filaments are made of high-resilience synthetic materials, a self-adhesive layer is arranged at the bottom of the chassis, one surface of the self-adhesive layer is connected with the chassis, and the other surface of the self-adhesive layer is covered with an oily cover; when the self-adhesive pavement is installed, the oily seal on the surface of the self-adhesive layer can be torn and stuck, and the deceleration strip is directly stuck on the pavement, so that the self-adhesive pavement is convenient and quick; when the novel high-resilience composite material is used, the chassis is formed by splicing and pressing polyethylene through the multi-layer metal grids, and the novel high-resilience composite material with the brush roller belt main body has high resilience, wear resistance and magnetic self-tightening and self-adsorption capacity, so that the resistance deceleration strip does not vibrate and sideslips when a vehicle passes through, the requirements of harmless installation and use are met, and the novel high-resilience composite material has good practical value.
Description
Technical Field
The application relates to the field of road deceleration strips, and particularly provides a resistance type deceleration strip and a preparation method thereof.
Background
The deceleration strip is also called a deceleration ridge, and is a traffic facility which is arranged on a road to decelerate passing vehicles. The shape is generally strip-shaped and also has punctiform; the material is mainly rubber and also metal; the yellow and black colors are generally used for attracting visual attention, so that the road surface is slightly arched for the purpose of decelerating the vehicle. The novel traffic safety device is generally arranged on road sections such as highway crossings, industrial and mining enterprises, schools, residential community population and the like which need vehicles to slow down and road sections which are easy to cause traffic accidents, and is a novel traffic special safety device for reducing the running speed of motor vehicles and non-motor vehicles.
The rubber deceleration strip adopted in the prior art is not harmless to install and use due to the nature of the rubber deceleration strip, and is difficult to avoid collateral damage and sound pollution caused by high-speed collision and damage to a road surface during installation, so that the defects of easy damage and difficult maintenance and incapability of repeated installation exist, the actual requirements can not be really and effectively guaranteed, and the balance between safety and comfort is solved.
Disclosure of Invention
In order to solve the problem that the prior art cannot realize the requirements of harmless installation, safety and comfort, the application provides the resistance type deceleration strip and the preparation method, which can effectively improve the protection capability to facilities and personnel, have no disadvantages of a hard deceleration strip, can select a resistance range with proper grade according to the needs, and greatly reduce the occurrence probability of traffic accidents and the damage degree of unexpected events.
The embodiment of the application provides a resistance type deceleration strip, which comprises a brush roll strip main body and a chassis, wherein the brush roll strip main body is fixedly arranged on the chassis, the brush roll strip main body consists of a plurality of brush roll filaments, the brush roll filaments are made of high-resilience synthetic materials, a self-adhesive layer is arranged at the bottom of the chassis, one surface of the self-adhesive layer is connected with the chassis, the other surface of the self-adhesive layer is covered with an oily cover, and the installation is convenient and fast by arranging the oily cover to tear.
Further, the chassis is formed by splicing and pressing polyethylene with multiple layers of metal grids, brush roller wires are distributed in an equidistant array mode and vertically pressed and buckled on the chassis, and the brush roller wires made of the foam chassis and the novel high-resilience synthetic material enable the deceleration strip not to vibrate when a vehicle passes through, sideslip and meet the requirements of harmless installation and use.
Further, the front end and the rear end of the chassis are trimmed to be downhill, the gradient is 30-45 degrees, and the chassis is produced in a modularized mode in a strip shape of 0.6-1 m, can be spliced to be the same width as a required pavement, and is convenient to be adhered to the ground in a whole.
Further, the elastic modulus of the brush roller silk is 15-350Mpa, the degaussing time is not less than 28000 hours, and the retroreflection coefficient is not less than 180cd/1x/m 2 Flame retardant rating V 0 The brush roller wire is made of novel high-resilience synthetic materials, has the characteristics of high density, flexibility and magnetic reflection, can adjust the density of the brush roller wire on a speed reducing belt according to the speed reducing demands of different road surfaces, controls the range of friction resistance values through the needle density and the magnetic quantity of different lengths, and can greatly reduce the occurrence probability of traffic accidents and the damage degree of accidents by selecting the speed reducing belt with the resistance range of a proper level according to different demands. .
As still another aspect of the present application, the present embodiment further provides a method for manufacturing a resistance-type deceleration strip, which specifically includes,
s1: preparing brush roller wires;
s2: preparing a chassis;
s3: vertically pressing and buckling brush roller wires on the top of the chassis;
s4: flattening and cutting brush roller wires by a shearing machine;
s5: and (3) testing a production line, packaging products meeting detection standards, and returning the products which do not reach the standards to a workshop for reworking.
Further, the specific preparation steps of S1 are as follows:
smelting roller: polypropylene, polyvinyl butyral, polyvinylpyrrolidone and heat stabilizer are put into an internal mixer;
primary mixing: sequentially adding silicon carbide, zinc oxide, a fiber synthesis agent, an iron powder core and a flame retardant, crushing, and then putting into an internal mixer, wherein the temperature of the internal mixer is controlled to be 130-145 ℃;
mixing: after primary mixing for 10-15 minutes, opening an internal mixer, adding a divinylbenzene, a DCP cross-linking agent, a vulcanizing agent, a foaming agent and a coloring agent, mixing for 6-8 minutes, adjusting the roll gap, discharging the lower piece, and obtaining a mixed rubber;
composite tabletting: placing the rubber compound into a die, controlling the pressure to be 15-20MPa, reacting at 165-175 ℃ for 12-15 minutes, discharging the rubber compound after refining, and extruding the rubber compound into sheets by an extruder;
and (3) vulcanizing a finished product: continuously feeding the extruded sheet into a hot air channel for vulcanization, wherein the hot air channel is provided with a microwave radiation vulcanizing device, the temperature is 150-170 ℃, and the extruded sheet is cooled by a water cooling tank and cut after being molded;
further, the brush roll comprises fluorescent color matching, and fluorescent color matching brush words are arranged on the tops of the brush roll wires and/or the chassis.
Preferably, the feeding mass ratio of the polypropylene, the polyvinyl butyral and the polyvinylpyrrolidone in the smelting roller step is 2-4:2-5:1-3.
Preferably, in the preliminary mixing step, the mass ratio of the silicon carbide, the zinc oxide, the fiber synthesizer and the iron powder core is 2-5:2-5:1-3:1-3, the fiber synthesizing agent is a mixture composed of a fiber treating agent, a fiber shaping agent and a spinning oil.
Preferably, in the process of cooling the vulcanized product by a water cooling tank after molding, one or both ends of the product to be cooled are applied with a stretching force, and the stretching length is 5-10%
The beneficial effects are that:
1. when the self-adhesive tape is installed, the self-adhesive layer is arranged at the bottom of the chassis, and the surface of the self-adhesive layer is covered with the oily cover, namely the self-adhesive tape is torn and adhered, so that the speed-reducing tape is directly adhered to a road surface, and the self-adhesive tape is convenient and quick to use; when the resistance deceleration strip is used, the chassis is formed by splicing and pressing polyethylene by adopting a plurality of layers of metal grids, so that the resistance deceleration strip does not vibrate and sideslip when a vehicle passes, and the requirements of harmless installation and use are met;
2. the brush roller area main part at chassis top comprises a plurality of brush roller silk, and the brush roller silk is made by novel high resilience synthetic material, has high density nature, flexibility, magnetism reflection of light's characteristic, can adjust the brush roller silk density on the deceleration strip according to the deceleration demand on different road surfaces, and the needle density and the magnetic quantity through different length control its scope that produces frictional resistance value, for example: the stability of the vehicle in and out is ensured by the front small and the rear large or the small-large-small resistance. The speed reducing belts with the resistance ranges of the proper grades are selected according to different requirements, so that the occurrence probability of traffic accidents and the damage degree of the accidents can be greatly reduced.
3. Because the novel high-resilience synthetic material of the brush roller belt main body has high rebound performance, wear resistance, magnetic self-tightening self-adsorption capacity and weather resistance, the effective service life of the product reaches more than three years, the service life is prolonged, and the brush roller belt has better practical value.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical scheme of the application is further described in detail through the drawings and the embodiments.
Description of the drawings:
the accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate the application and together with the embodiments of the application, serve to explain the application. In the drawings:
fig. 1 is a schematic structural diagram of a resistance-type deceleration strip according to an embodiment of the present application;
FIG. 2 is a top view of a resistive speed bump according to an embodiment of the present application;
fig. 3 is a flowchart of a manufacturing process of a resistance type deceleration strip according to an embodiment of the present application.
Description of the drawings: 1. brushing roller wires; 2. a chassis; 3. and a self-adhesive layer.
The specific embodiment is as follows:
in order to describe the technical contents, the achieved objects and effects of the present application in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
The drawings and the following description describe alternative embodiments of the application to teach those skilled in the art how to implement and reproduce the application. In order to teach the technical solution of the present application, some conventional aspects have been simplified or omitted. Those skilled in the art will appreciate variations or alternatives derived from these embodiments that fall within the scope of the application. Those skilled in the art will appreciate that the features described below can be combined in various ways to form multiple variations of the application. Thus, the application is not limited to the following alternative embodiments, but only by the claims and their equivalents.
In one embodiment, as shown in fig. 1-2, a resistance type deceleration strip is provided, which comprises a brush roll strip main body and a chassis 2, wherein the brush roll strip main body is fixedly arranged on the chassis 2, the brush roll strip main body is composed of a plurality of brush roll wires 1, the brush roll wires 1 are made of high-resilience synthetic materials, the chassis 2 is formed by splicing and pressing polyethylene with a plurality of layers of metal grids, the brush roll wires 1 are distributed in an equidistant array, and are vertically pressed and buckled on the chassis 2; front and rear ends of the chassis 2 are trimmed to be downhill, and the gradient is 30-45 degrees; the bottom of the chassis 2 is provided with a self-adhesive layer 3, one surface of the self-adhesive layer 3 is connected with the chassis, the other surface of the self-adhesive layer is covered with an oily cover, the chassis 2 adopts 0.6-1 m strip-shaped modularized production, can be mutually spliced to be as wide as the required pavement, and is convenient to be adhered to the ground in whole by arranging the oily cover to be torn and used; the installation is convenient.
In the embodiment, the elastic modulus of the brush roller wire 1 is 15-350Mpa, the degaussing time is not less than 28000 hours, and the retroreflection coefficient is not less than 180cd/1x/m 2 Flame retardant rating V 0 The level, have through high density nature, flexibility, magnetism reflection of light characteristic, through adopting the brush roller silk 1 that is prepared by novel high resilience synthetic material to constitute the brush roller area main part, utilize brush roller silk 1's reasonable modulus of elasticity and magnetism degree, adjust frictional resistance value. The stability of the vehicle entering and exiting is ensured through the resistance of the front small and the rear large (or small-large-small), and meanwhile, the effective service life of the resistance type deceleration strip reaches more than three years due to the high rebound performance, wear resistance, magnetic self-tightening self-adsorption capacity and weather resistance of the novel high-resilience synthetic material.
In one embodiment, a method for preparing a resistance type deceleration strip is provided, as shown in fig. 3, and the preparation method specifically includes the following steps:
s1: preparing brush roller wires;
s2: preparing a chassis;
s3: vertically pressing and buckling brush roller wires on the top of the chassis;
s4: flattening and cutting brush roller wires by a shearing machine;
s5: and (3) testing a production line, packaging products meeting detection standards, and returning the products which do not reach the standards to a workshop for reworking.
In one embodiment, the method of making the brush roll filaments comprises,
smelting roller: polypropylene, polyvinyl butyral, polyvinylpyrrolidone and heat stabilizer are put into an internal mixer;
primary mixing: sequentially adding silicon carbide, zinc oxide, a fiber synthesis agent, an iron powder core and a flame retardant, crushing, and then putting into an internal mixer, wherein the temperature of the internal mixer is controlled to be 130-145 ℃;
mixing: after primary mixing for 10-15 minutes, opening an internal mixer, adding a divinylbenzene, a DCP cross-linking agent, a vulcanizing agent, a foaming agent and a coloring agent, mixing for 6-8 minutes, adjusting the roll gap, discharging the lower piece, and obtaining a mixed rubber;
composite tabletting: placing the rubber compound into a die, controlling the pressure to be 15-20MPa, reacting at 165-175 ℃ for 12-15 minutes, discharging the rubber compound after refining, and extruding the rubber compound into sheets by an extruder;
and (3) vulcanizing a finished product: continuously feeding the extruded sheet into a hot air channel for vulcanization, wherein the hot air channel is provided with a microwave radiation vulcanizing device, the temperature is 150-170 ℃, and the extruded sheet is cooled by a water cooling tank and cut after being molded.
In one embodiment, the preparation method of the resistance type speed bump further comprises fluorescent color matching, wherein fluorescent color matching brush words can be arranged on brush roller wires and the top of a chassis, the significance of the speed bump is enhanced through fluorescent brush words, a driver can predict the position of the speed bump in advance, the speed is convenient to adjust, and the stability and safety of vehicle access are guaranteed.
In one embodiment, the mass ratio of polypropylene, polyvinyl butyral and polyvinylpyrrolidone in the smelting roller step is 2-4:2-5:1-3, specific implementation ratios are as follows: the feeding mass ratio of the polypropylene to the polyvinyl butyral to the polyvinylpyrrolidone is 2:2:1, a step of; another example is: the feeding mass ratio of the polypropylene to the polyvinyl butyral to the polyvinylpyrrolidone is 4:5:3, a step of; for another example, the mass ratio of polypropylene, polyvinyl butyral and polyvinylpyrrolidone is 3:3:2.
in one embodiment, the mass ratio of the silicon carbide, the zinc oxide, the fiber synthesizing agent and the iron powder core in the initial mixing step is 2-5:2-5:1-3:1-3, wherein the fiber synthesizing agent is a mixture composed of a fiber treating agent, a fiber shaping agent and a spinning oil agent, and the specific implementation ratio is as follows: the mass ratio of the silicon carbide, the zinc oxide, the fiber synthesizing agent and the iron powder core is 2:2:1:1, a step of; another example is: the mass ratio of the silicon carbide, the zinc oxide, the fiber synthesizing agent and the iron powder core is 5:5:3:3, a step of; another example is: the mass ratio of the silicon carbide, the zinc oxide, the fiber synthesizing agent and the iron powder core is 3:3:2:2. the fiber synthesizer is formed by mixing hyperbranched quaternary ammonium salt, a surfactant, a lubricant, an emulsifier, a softener and an antioxidant, and specifically comprises the following components: hyperbranched quaternary ammonium salt: acetylenic diol surfactant: polypropylene wax lubricant: dimethicone emulsifier: polypropylene glycol double fatty acid ester softener: the feeding mass ratio of the butyl hydroxy anisole antioxidant is 2:1:1:0.5:1:0.5, wherein the selection of each component is not repeated, but the selection and combination of various materials should be included in the protection scope of the present application.
In one embodiment, in the cooling process of the water cooling tank after the vulcanization finished product is molded, one end or two ends of the product to be cooled are applied with a stretching force, the stretching length is 5% -10%, the stretching length of the product to be cooled is 5% -10% by presetting one end or two ends in the cooling tank and by cooling stretching, the polymer chains in the product are stretched to a certain extent, the inside of the material is arranged in order, the mechanical property of the material is improved, and the strength of the material is ensured.
The working principle of the resistance type deceleration strip of the application is as follows: when the self-adhesive tape is installed, the self-adhesive layer is arranged at the bottom of the chassis, and the surface of the self-adhesive layer is covered with the oily cover, namely the self-adhesive tape is torn and adhered, so that the speed-reducing tape is directly adhered to a road surface, and the self-adhesive tape is convenient and quick to use; when the resistance deceleration strip is used, the chassis is formed by splicing and pressing polyethylene by adopting a plurality of layers of metal grids, so that the resistance deceleration strip does not vibrate and sideslip when a vehicle passes, and the requirements of harmless installation and use are met; meanwhile, the brush roller belt main body at the top of the chassis consists of a plurality of brush roller wires, the brush roller wires are made of novel high-resilience synthetic materials, the novel high-resilience synthetic materials have the characteristics of high density, flexibility and magnetic reflection, the density of the brush roller wires on a speed reducing belt can be adjusted according to the speed reducing requirements of different road surfaces, and the range of friction resistance values can be controlled by the needle density and the magnetic quantity of different lengths, for example: the stability of the vehicle in and out is ensured by the front small and the rear large or the small-large-small resistance. The speed reducing belts with the resistance ranges of the proper grades are selected according to different requirements, so that the occurrence probability of traffic accidents and the damage degree of the accidents can be greatly reduced.
Further, the novel high-resilience synthetic material of the brush roller belt main body has high resilience performance, wear resistance, magnetic self-tightening self-adsorption capacity and weather resistance, so that the effective service life of the product reaches more than three years, the service life of the speed reducing belt is prolonged, and the brush roller belt has good practical value.
It should be appreciated that in the above description of exemplary embodiments of the application, various features of the application are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the method of the application should not be interpreted as reflecting the intention: i.e., the claimed application requires more features than are expressly recited in each claim. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this application.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.
Claims (8)
1. A preparation method of a resistance type deceleration strip is characterized by comprising the following steps of,
s1: preparing brush roller wires;
s2: preparing a chassis;
s3: vertically pressing and buckling brush roller wires on the top of the chassis;
s4: flattening and cutting brush roller wires by a shearing machine;
s5: testing a production line, packaging products meeting detection standards, and returning the products which do not reach the standards to a workshop for reworking;
the speed reducing belt comprises a brush roller belt main body and a chassis, wherein the brush roller belt main body is fixedly arranged on the chassis, the brush roller belt main body consists of a plurality of brush roller wires, the brush roller wires are made of high-resilience synthetic materials, a self-adhesive layer is arranged at the bottom of the chassis, one surface of the self-adhesive layer is connected with the chassis, and an oily cover is covered on the other surface of the self-adhesive layer;
the specific preparation steps of the S1 are as follows: smelting roller: polypropylene, polyvinyl butyral, polyvinylpyrrolidone and heat stabilizer are put into an internal mixer;
primary mixing: sequentially adding silicon carbide, zinc oxide, a fiber synthesis agent, an iron powder core and a flame retardant, crushing, and then putting into an internal mixer, wherein the temperature of the internal mixer is controlled to be 130-145 ℃;
mixing: after primary mixing for 10-15 minutes, opening an internal mixer, adding a divinylbenzene, a DCP cross-linking agent, a vulcanizing agent, a foaming agent and a coloring agent, mixing for 6-8 minutes, adjusting the roll gap, discharging the lower piece, and obtaining a mixed rubber;
composite tabletting: placing the rubber compound into a die, controlling the pressure to be 15-20MPa, reacting at 165-175 ℃ for 12-15 minutes, discharging the rubber compound after refining, and extruding the rubber compound into sheets by an extruder;
and (3) vulcanizing a finished product: continuously feeding the extruded sheet into a hot air channel for vulcanization, wherein the hot air channel is provided with a microwave radiation vulcanizing device, the temperature is 150-170 ℃, and the extruded sheet is cooled by a water cooling tank and cut after being molded.
2. The method for manufacturing a resistance type deceleration strip according to claim 1, wherein the chassis is formed by splicing and pressing polyethylene with a plurality of layers of metal grids, and brush roller wires are distributed in an equidistant array and vertically pressed and buckled on the chassis.
3. The method for manufacturing a resistance type deceleration strip according to claim 1 or 2, wherein the front and rear ends of the chassis are trimmed to be of a downhill type, and the gradient is 30 ° -45 °.
4. The method for manufacturing a resistive deceleration strip according to claim 3, wherein the elastic modulus of the brush roller filaments is 15-350Mpa, the degaussing time is no less than 28000 hours, and the retroreflection coefficient is no less than 180cd/1x/m 2 Flame retardant rating V 0 A stage.
5. The method for preparing a resistance type deceleration strip according to claim 1, further comprising S2' fluorescent color mixing, wherein the fluorescent color mixing brush character is arranged on the top of a brush roller wire and/or a chassis.
6. The method for preparing a resistance type deceleration strip according to claim 5, wherein the feeding mass ratio of polypropylene, polyvinyl butyral and polyvinylpyrrolidone in the smelting roller step is 2-4:2-5:1-3.
7. The method for preparing a resistance type deceleration strip according to claim 6, wherein in the preliminary mixing step, the mass ratio of silicon carbide, zinc oxide, fiber synthesizing agent and iron powder core is 2-5:2-5:1-3:1-3, wherein the fiber synthesizing agent is a mixture composed of a fiber treating agent, a fiber shaping agent and a spinning oil.
8. The method for manufacturing a drag type deceleration strip according to claim 6, wherein the stretching force is applied to one or both ends of the article to be cooled in the cooling process of the water cooling tank after the molding in the vulcanizing finished product step, and the stretching length is 5% -10%.
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| CN210561809U (en) * | 2019-07-23 | 2020-05-19 | 龚容 | Resistance adjustable road surface deceleration strip |
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| JP2009285174A (en) * | 2008-05-29 | 2009-12-10 | M & F:Kk | Block for guiding visually-challenged person and mat structure |
| CN103882817A (en) * | 2012-12-24 | 2014-06-25 | 陆洪兴 | Self-adhesive plastic deceleration strip |
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