606results about "Ground pavings" patented technology

The invention discloses a highly permeable lawn and a preparation method thereof, the highly permeable lawn comprises artificial grass yarns, gum and a base layer, the artificial grass yarns are woven on the base layer, the gum is arranged on the bottom surface of the base layer, the artificial grass yarns and the base layer are fixed, the gum comprises latex, a calcium carbonate filler, a foaming agent and a cross-linking agent, the glass transition temperature Tg of the latex is 10-40 DEG C, the foaming agent is a foaming agent, and the cross-linking agent is a cross-linking agent. The latex comprises carboxylic butadiene-styrene latex and ethylene-vinyl acetate copolymer latex; the latex comprises the following components in parts by mass: 60-90 parts of carboxylic butadiene-styrene latex and 10-40 parts of ethylene-vinyl acetate copolymer latex. The base layer in the artificial turf is improved, the porous breathable gum is prepared, it is ensured that the mechanical property of the artificial turf meets the requirement, and the high water permeability of the artificial turf is achieved under the condition that drainage holes are not punched.

The invention discloses a recyclable lawn and a preparation method thereof, and belongs to the technical field of artificial turfs. The lawn sequentially comprises artificial grass yarns, a base cloth layer and a back glue layer from top to bottom, the artificial grass yarns and the base cloth layer are made of polyolefin; the back adhesive layer is prepared from the following components in parts by weight: 4 to 8 parts of polyolefin elastomer, 10 to 20 parts of olefin block copolymer, 20 to 30 parts of hydrogenated styrene-butadiene copolymer, 8 to 12 parts of styrene-isoprene copolymer, 10 to 12 parts of butadiene-styrene rubber, 2 to 6 parts of ethylene-acrylic acid copolymer, 15 to 30 parts of plasticizer, 0.1 to 0.4 part of antioxidant, 3 to 6 parts of compatilizer and 2 to 4 parts of modified filler; according to the lawn, the artificial grass yarns, the base cloth layer and the gum layer are similar in component, so that the lawn can be conveniently and integrally recycled subsequently, the utilization rate of the lawn gum is increased, and resource waste is reduced.

The invention relates to the technical field of preparation of polyurethane plastic materials, in particular to an environment-friendly high-elasticity foaming material as well as a preparation method and application thereof. The preparation method of the foaming material comprises the following steps: perfluorooctyl sulfonyl fluoride and diaminopropyl polydimethylsiloxane are subjected to a reaction, and fluorine-containing polydimethylsiloxane is obtained; the preparation method comprises the following steps: reacting 3-(3, 5-di-tert-butyl-4-hydroxyphenyl) propanohydrazide with terephthalic diisothiocyanate to obtain isothiocyanate modified hindered phenol; the isothiocyanate modified hindered phenol reacts with primary amine at the terminal position of a fluorine-containing polydimethylsiloxane molecule through an isothiocyanate group to obtain an intermediate, and the intermediate is subjected to a desulfurization reaction to obtain a modifier; the preparation method comprises the following steps: reacting diisocyanate with polyether polyol, polyester polyol and natural polyol to obtain a component A, and stirring and mixing polyether polyol, a bio-based chain extender, a modifier, a catalyst and a foaming agent to obtain a component B; stirring and mixing the component A and the component B, and foaming to obtain the environment-friendly high-elasticity foaming material.

A deck board system for integrating artificial turf and drainage features includes a plurality of deck board panels, each with an extruded or pultruded panel body featuring an internal screw boss, an internal reinforcement strip, an overhang, a ledge, drainage openings on the topside, and underside openings. The system further comprises a finishing feature and an artificial turf layer. The overhang engages with adjacent panels, while the finishing feature straddles at least two panels and engages with the overhang. The artificial turf layer covers one or more deck board panels, providing a seamless and functional deck surface with integrated drainage capabilities.

The invention discloses a rubber particle preparation method based on recycled tennis balls, an environment-friendly runway construction method and an environment-friendly runway, and belongs to the field of runway construction.The method comprises the following steps that Sa1, the recycled tennis balls with impurities removed are put into a smashing machine at a constant speed, and surface felt and a rubber inner core are smashed and separated through the smashing machine; sa2, disinfection and washing are carried out; sa3, separating the fibers from the rubber particles; sa4, naturally air-drying the fibers and the rubber particles; sa5, classifying and screening; and Sa6, classifying, sealing and storing. By the adoption of the rubber particle preparation method based on the recycled tennis balls, the environment-friendly runway construction method and the environment-friendly runway, vulcanized rubber resources in the waste tennis balls can be efficiently recycled, meanwhile, high-valued application of the resources is achieved through the following environment-friendly runway construction steps, and a complete technical closed loop of recycling, preparation and application is formed.

The utility model discloses an annular plastic runway wind and rain playground complex building device. Comprising an annular plastic track windstorm playground building device module, an underground building device module, a curve outer side ground multi-layer building device module and a straightway outer side ground multi-layer building device module which are arranged and combined, and a sports facility intelligent product and system. The utility model particularly relates to an annular plastic runway wind and rain playground complex building device which can be used for shading and preventing rain and snow on sunny days and rainy and snowy days to carry out track and field sports and various recreational and sports activities on sports runways and fields.

Provided is a method for manufacturing an artificial turf, including: providing a base cloth; providing artificial turf yarns; tufting the artificial turf yarns on the base cloth, and applying an adhesive; and blowing air to the base cloth having the adhesive applied thereto to obtain the artificial turf. According to the manufactured artificial turf, when passing air through the air blowing device, water permeable holes are formed in the bonding layer applied on the base cloth. The water seepage rate of the artificial turf is increased by means of water seepage through the water permeable holes. Moreover, there is no need to pierce the adhesive applied surface of the base cloth during production, thereby avoiding damage to the structure of the artificial turf by piercing. This effectively prevents the artificial turf yarns from loosening and falling off and prolongs the service life of the artificial turf.

A synthetic turf cover system for covering various types of sloping ground includes synthetic grass blades tufted into and through a composite backing, with the composite backing including a non-woven synthetic textile lower layer and a woven textile upper layer positioned above and adjacent the non-woven synthetic textile lower layer. The non-woven synthetic textile lower layer provides good interface shear strength with the ground or a ground-covering membrane, while the woven textile upper lawyer provides good strength. The synthetic turf cover system provides good cushioning to help protect the geomembrane against damage from vehicles driving on the synthetic turf cover system.

The invention belongs to the technical field of polymer compositions, and particularly relates to a high-weather-resistance artificial turf and a preparation method thereof. The high-weather-resistance artificial turf is prepared from the following components in parts by mass: 125 to 160 parts of matrix resin, 8 to 12 parts of coloring master batch, 6 to 8.5 parts of microcapsule compound, 5.8 to 10 parts of functional additive and 3 to 7 parts of lubricant, wherein the microcapsule is prepared by compounding a shell material obtained by reacting diisocyanate with polyamine and a core material which is a phase change material. The preparation method comprises the following steps: premixing matrix resin, coloring master batch, a microcapsule compound, a functional additive and a lubricant, and carrying out melt extrusion, wire drawing and shaping to obtain the artificial grass. And implanting the artificial grass into the base cloth, and carrying out gum coating, cutting and rolling to obtain the high-weather-resistance artificial turf. The microcapsules and the hydroxypropyl methyl cellulose are doped in the matrix resin, so that the artificial turf still has stable elasticity, strength and wear resistance in complex temperature and humidity environments.

To provide an artificial turf that can stably fix a photocatalytic substance to the surface of the artificial turf and exhibit an environmental purification function for a long period of time. [Solution] The artificial turf (1) according to the present invention is structured with grass blades (10) made of resin and a base layer (20) that supports the grass blades. A photocatalytic layer (10a) made of spear-shaped titanium dioxide particles derived from a peroxotitanium-based coating agent is formed on the surface of the grass blades (10). The high aspect ratio structure of the spear-shaped titanium dioxide particles creates an anchoring effect on the grass blade surface, significantly improving the mechanical adhesion and abrasion resistance of the photocatalytic layer (10a).

To provide a construction method of a high-quality outdoor ground or outdoor coat allowing the deformation of an ascon layer expanded or contracted caused by the different thermal expansion coefficients of the ascon layer composed of asphalt or the like and a surface layer.SOLUTION: An outdoor ground or an outdoor coat 1 is constructed by forming a surface layer 5 including rubber chips or a hard coat on an ascon layer 3 for preventing the protrusion and crack of the ascon layer 3 composed of asphalt or concrete. A slit 30 having a different thermal expansion coefficient between the ascon layer 3 and the surface layer 5 and having a gap capable of deforming the ascon layer 3 expanded or contracted caused by warming is formed on an upper surface 31 of the ascon layer 3, and the surface layer 5 is formed on the ascon layer 3 formed with the slit 30 through an insulating sheet.SELECTED DRAWING: Figure 5

The invention discloses a construction method of a sports field adopting ultra-light odorless particles, and relates to the technical field of high polymer material processing.The construction method comprises the steps that raw materials are pretreated, and polyether polyol, a foaming agent, an amine catalyst, a tin catalyst and a foam stabilizer are mixed and stirred to prepare a foaming precursor; foaming and forming, namely pouring the precursor into a mold at high pressure, preserving heat and pressure, and foaming into a block material; crushing and granulating, namely crushing blocks, grading and screening to obtain particles of 1-10mm; mixing on site, and stirring and coating the glue and the particles according to the ratio of 1: 2.5; paving and compacting: paving the base layer with the material, and compacting to form an elastic base layer; surface layer spraying, wherein fine particles and waterproof color paste are mixed according to the ratio of 1: 1, sprayed and dried to form a wear-resistant surface layer; and marking and delivering, namely marking after the surface layer is dried, and delivering if the detection is qualified. The particles prepared by the method are super easy to process, and after construction, the field structure is compact, the performance is stable, the environmental protection property reaches the standard, the service life is long, the process controllability is high, large-scale production can be realized, and the construction requirements of various sports fields such as campuses, communities and professional venues are met.

The utility model relates to the technical field of artificial turfs, and discloses a moisture absorption anti-skidding type artificial turf which comprises a wear-resisting layer and artificial grass roots, a plurality of fixing pipes are arranged on the inner wall of the wear-resisting layer and distributed on the inner wall of the wear-resisting layer in a linear array shape, water accumulation grooves are formed in the inner walls of the fixing pipes, and the water accumulation grooves are communicated with the wear-resisting layer. A gasket is arranged on the inner wall of the fixing pipe, a placement column layer is arranged on the inner wall of the gasket, and a plurality of artificial grass leaves are arranged on the outer wall of the placement column layer. According to the moisture-absorption anti-skid artificial turf, due to the fact that the arrangement column layer is mainly made of sponge materials with the water absorption effect, water can flow into the water accumulation groove to be stored through the arrangement column layer in rainy and foggy weather, and due to the particularity of materials of the artificial grass leaves, the water stored in the water accumulation groove can flow into the water accumulation groove to be stored in the water accumulation groove in drought weather. The artificial grass leaves can be directly guided into the artificial grass leaves through the arrangement column layers, so that the ornamental effect of the lawn is better, and the practicability of the lawn is further improved.

An edging interface (120) for a golf course bunker (100) includes a strip of backing (122) divided longitudinally into a first portion (128) and a second portion (130). The strip of backing is also laterally divided into a plurality of adjacent sections by a plurality of cuts, where each adjacent section is joined together at the first portion, and artificial turf (124) is secured to the first portion. The second portion of each section is configured to be anchored between the golf course bunker and a grass edge (144) of the golf course. The edging interface can be rolled up for handling and shipping, and unrolled in place for installation. The artificial turf comprises straight and curly yarn and has a color to match natural turf stacked bunker edges. In addition, the first portion and the second portion longitudinally divide the strip of backing into substantially equal portions.

Disclosed is an artificial turf fiber (204, 502-510, 804, 902-906, 1500, 1602-1618) comprising a longitudinal cross-sectional profile, the artificial turf fiber being under internal stress that causes the artificial turf fiber, upon receiving heat treatment, to assume a helical shape, wherein the core of the fiber consists of or predominantly comprises a core polymer, and wherein the periphery of the fiber consists of or predominantly comprises a cladding polymer, wherein the core polymer and the cladding polymer are different polymer materials, and wherein the core and cladding polymers are selected such that the core polymer undergoes greater shrinkage than the cladding polymer when subjected to the heat treatment.

The utility model is applicable to the field of artificial ski fields, and provides an artificial ski field based on a box body structure and a control system thereof, the artificial ski field comprises a frame structure formed by a plurality of bottom ribs and stand columns, and the frame structure is fixedly connected with a heat preservation top plate and a plurality of heat preservation vertical plates; the bottom ribs, the stand columns, the heat-preservation top plate and the multiple heat-preservation vertical plates jointly form a box body structure. A skiing blanket device with the inclination angle capable of being adjusted in an electric control mode is installed in the box structure, a first display unit is installed in front of the running direction of the skiing blanket device, and a detector is installed in the box structure. Therefore, the device can be conveniently disassembled and assembled, the construction period is shortened, and the device can be moved, adjusted and optimized according to needs. And the area of the ski field is expanded by increasing the box body. And the construction cost is relatively low, the device can be repeatedly used, and the long-term operation cost is greatly reduced.

Use of a spreading granulate as infill granulate for grass and artificial turf pitches, wherein the infill granulate comprises a polymer matrix with a proportion of between 10 wt.% and 100 wt.% of at least one biodegradable polymer and at least one filler from the group of natural fillers embedded in the polymer matrix with the at least one biodegradable polymer, characterized in that the infill granulate comprises at least one filler from the group of crushed fruit kernels with a higher hardness than that of the polymer matrix.

A tufted article (e.g., an artificial turf panel) having a backing and a plurality of tufts extending through the backing. The plurality of tufts are distributed among a plurality of patterned regions. Each patterned region has at least one tuft of the plurality of tufts. The tufts of each patterned region differ from the tufts of at least one other patterned region of the tufted article in at least one of color, pile height, yarn type, or yarn density. At least one patterned region creates a longitudinal discontinuity in the color pattern of the tufted article. The tufted article does not have a seam. Complementary side edges of the tufted articles can be secured together to form at least a portion of the surface covering without the need for cutting or the use of inlay components.

The present application relates to a kind of seamless connection sports ground and its construction method.The ground includes PVC roll material and field draw coating solidified acrylic surface layer, the PVC roll material includes high-density PVC layer at bottom and dense structure PVC layer compound on its upper portion.The whole seamless connection of sports ground is realized by the process of double-layer PVC roll material-surface layer seamless draw coating.The ground has excellent impact absorption, ball rebound and anti-skid performance, and good durability, low maintenance cost, suitable for various professional and public sports venues.

The utility model relates to the technical field of multifunctional sports ground anti-skid rubber floors, in particular to a multifunctional sports ground anti-skid rubber floor which comprises a rubber floor body, and an anti-skid mechanism convenient to disassemble and assemble is installed at the top of the rubber floor body. An anti-skid mechanism is installed on the rubber floor, an anti-skid plate capable of enabling the rubber floor to flow downwards to avoid accumulation is installed on the anti-skid mechanism, and an anti-skid sleeve hole used for improving the anti-skid performance of the surface of the rubber floor is formed in the anti-skid plate, so that the anti-skid performance of the surface of the rubber floor is improved through the anti-skid sleeve hole, and meanwhile the anti-skid plate can be detached from the rubber floor; after the surface of the anti-skid plate is excessively abraded for a long time, the single anti-skid plate can be directly replaced without replacing the whole rubber floor, so that the maintenance cost is effectively reduced, meanwhile, the center of the top of the anti-skid plate slightly protrudes, collected water sprayed on the floor can flow downwards, collected water accumulation is avoided, and the service life of the anti-skid plate is prolonged. The anti-skid performance of the floor is ensured.

The invention relates to the field of skiing lawns, in particular to an impact-resistant and crack-resistant skiing lawn and a preparation method thereof, and aims at solving the problems that an existing indoor skiing field is high in manufacturing cost and large in cost, and an artificial skiing lawn is poor in impact resistance, low in tearing strength and the like. According to the skiing lawn, polypropylene and epoxy resin containing a flexible side chain are blended to serve as artificial grass, a-B-O-bond is introduced into ethylene propylene diene monomer to serve as a rubber buffer layer, the impact resistance and tearing strength of the skiing lawn are jointly improved, the skiing lawn is used indoors at low temperature, and the service life of the skiing lawn is prolonged. The impact resistance of the composite polypropylene serving as the artificial grass yarn at low temperature is higher than that of common polypropylene, the composite polypropylene can be better suitable for a ski field, the polypropylene is low in cost, and the manufacturing cost of the artificial ski lawn can be reduced.

A method for forming an extruded geomembrane with a plurality of angularly bent projections extending from a surface of the extruded geomembrane sheet and the geomembrane sheet moving relative to an elongated member orientated at an oblique angle with a lower end vertically spaced from the geomembrane sheet intermediate the surface and a height of the respective tapered projection, whereby the tapered projections impacting the elongated member bend on a line at an oblique angle relative to the geomembrane sheet. An apparatus has an elongated member positioned intermediate the surface and the height of the respective projection for bending the projections at an oblique angle relative to the geomembrane sheet moving in sliding contact with the elongated member.

A granule for use as an infill for an artificial turf system, wherein said granule comprises substantially amorphous polyhydroxy alkanoate (PHA) and a pigment or pigment masterbatch.

The utility model relates to the technical field of artificial turfs, in particular to an outdoor artificial turf special for a kindergarten. Comprising a lawn layer and a buffer seat, the buffer seat is of a double-layer clamping plate structure, a plurality of connecting teeth are embedded between the buffer seat and the lawn layer, springs are arranged at the four corners of the buffer seat, damping columns are arranged in the springs, a damping soft pad is fixedly connected to the interior of the buffer seat, and a buffer isolation pad is attached to the top of the damping soft pad. The technical problems that a traditional artificial turf is large in hardness, poor in elasticity and incapable of effectively buffering impact force generated when a child falls down are solved.

A system for manufacturing synthetic turf is disclosed that includes an indexing system configured to affix an indexing device to a backing material, a tufting machine configured to receive the backing material and yarn and to fabricate the synthetic turf by tufting the yarn in the backing material and a controller configured to read the indexing device and to post process the synthetic turf as a function of the indexing device.

The invention relates to a combined drainage and irrigation device (6) comprising: - a drainage layer (7) provided with an absorption sheet (70), with a filtration sheet (71) covering the absorption sheet (70), at least two drains (72) positioned between the absorption sheet (70) and the filtration sheet (71), - a duct (73) for channelling the water from the absorption sheet (70), at least one end of the drains (72) being connected to the duct (73), characterised in that the device comprises a drip irrigation system (8) provided with at least one array of tubes (80); the array being located between the sheets (70, 71) and positioned between the two drains (72), the sheets (70, 71) being between the drains (72) and the tubes (80). The invention further relates to a green roof (1) for covering a building, or an arena (12) for horses (13), the roof or arena being equipped with a device (6) according to the invention.

The present application provides a hybrid runway article comprising from top to bottom: (I) a topcoat layer made from a first composition comprising an externally emulsified polyurethane dispersion and rubber particles, wherein the externally emulsified polyurethane dispersion is derived from: (Ai) an isocyanate component comprising one or more compounds having at least two isocyanate groups, (Bi) an isocyanate-reactive component comprising one or more compounds having at least two isocyanate-reactive groups, (Ci) an optional catalyst, (Di) an external emulsifier, (Ei) a chain extender, and (Fi) water, and (II) a bottom layer made from a second composition comprising a 1K solventless polyurethane binder and rubber particles.

The invention relates to a heat preservation construction method for a space double-curved-surface shell structure. The heat preservation construction method is suitable for complex three-dimensional curved-surface structures such as snowmobile and sleigh racing tracks. The method adopts a composite process of mainly spraying polyurethane and assisting local polyurethane plates, and comprises the following steps: firstly, pre-installing polyurethane plates in corner angle areas such as a special-shaped support and a cornice, and then carrying out multi-layer polyurethane on-site spraying on double-curved-surface shell subareas of space at the back and the bottom of a racing track, with the thickness of each layer being less than or equal to 20mm; in the spraying process, the thickness is measured in real time through a probe and dynamically adjusted till the total thickness reaches the design value and the error is smaller than or equal to + / -10 mm; and finally, trimming and cutting the surface and edges and corners, leveling and constructing a protective layer. According to the method, the thermal insulation layer which is integrally continuous, free of cold seams, accurate in thickness and clear in local corner angle is formed at a time, the problems that a complex curved-surface thermal insulation layer cannot be spliced and cannot be measured accurately, and a cold bridge exists are thoroughly solved, refrigeration energy consumption is remarkably reduced, the ice surface quality is improved, and the method is successfully applied to the snowmobile sleigh center of Beijing winter America.