844results 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.

Element (1) of damping layer (200) comprising a frame (2) which comprises a plurality of through openings (4), a plurality of support bodies (5) which protrude from the frame (2) and each arranged at a respective through opening (4), the support bodies bridging with structural continuity two attachment regions (6) belonging to the frame (2) and mutually opposite with respect to the respective through opening, wherein, in a vertical plane comprising the longitudinal direction (100), each support body (5) has between the two attachment regions (6) an arc development with concavity facing towards the frame, wherein each support body (5) comprises two end portions (13) each forming, in the vertical plane, together with a first face (3) of the frame at the respective attachment region (6), a respective attachment angle (20) facing towards the respective support body (5) and greater than or equal to 0° and less than or equal to 45°.

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.

A method of modifying the properties of an artificial turf includes applying a turf modifier compound over a top surface of the artificial turf. The artificial turf includes a carpet or an infill that forms the top surface, and the turf modifier compound alters a property of the artificial turf at the carpet or the infill, including at least one of water retention, water absorption, stiffness, friction, infill splash, reflectance, mechanical resilience, ultraviolet radiation resistance, heat emission, heat retention, heat reflection, and antimicrobial activity.

A ground surface treatment vehicle and systems and methods using the same. In some embodiments, the vehicle may be adapted to autonomously or semi-autonomously identify and optionally treat target areas such as divots on turf surfaces. The vehicle may identify the target area via onboard or remote sensors and autonomously treat the target area by providing a treating material such as infill, seed, particulate matter, and liquids.

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.

A shock-absorbing element (1) for floorings (101) is described comprising a frame (2) provided with a plurality of through openings (6) and a plurality of support bodies (5) arranged at a respective through opening (6) and defining a support plane (P) of the shock-absorbing element (1). Each support body (5) comprises a plurality of elastically deformable arms (8) extending from a frame portion (7) peripherally delimiting a respective through opening (6), and connected to each other at respective distal end portions (8b) by means of a junction portion (9). The elastically deformable arms (8) comprise a respective convex support portion (8c) defining the support plane (P) of the shock-absorbing element (1), and the junction portion (9) between the arms (8) is positioned between the frame (2) and the support plane (P) at a predetermined distance therefrom.

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 discloses a digital runway-based track and field training information acquisition and feedback system, which comprises hardware equipment and a software system, and is characterized in that the hardware equipment comprises a digital runway main body, a high-speed camera main body and an intelligent bracelet main body; the software system comprises a data acquisition module, a data transmission module, a data processing module, a data analysis module, a real-time feedback module and a training report generation module, the digital runway basic sensor, the high-speed camera and the intelligent bracelet are combined for data acquisition, and the pressure sensor, the speed sensor and the stride sensor can acquire athlete sports mechanics data; the high-speed camera can capture motion posture details, the intelligent bracelet monitors the physiological state, multi-source data fusion enables collected information to be more comprehensive, and limitation of a single data source is avoided; through comprehensive data acquisition and accurate feedback, the athletes can optimize technical actions, the coaches can reasonably arrange training content and intensity, and the athletic performance of the athletes is effectively improved.

The invention relates to the technical field of ball scene surface layers, in particular to a high-weather-resistance composite silicon PU ball scene surface layer and a construction method thereof. The high-weather-resistance composite silicon PU ball scene surface layer comprises a waterproof priming coat, a silicon PU material layer, an asparagi polyurea reinforcing layer and a water-based finishing coat layer which are sequentially arranged from bottom to top. The waterproof bottom coating is used as a bottom sealing material, the silicon PU material is used as the bottom layer, the asparagine polyurea material is used as the reinforcing layer, and the water-based finishing paint is used as the color layer, so that the novel ball field surface layer which is good in weather resistance, high in rebound rate, excellent in performance and ultra-long in service life is obtained, the service life of the novel ball field surface layer exceeds 10 years, meanwhile, excellent physical performance is kept, and the service life of the novel ball field surface layer is prolonged. The defects that a common court is short in service life, poor in resilience, poor in impact absorption, not resistant to abrasion, prone to pulverization, high in cost, complex in construction and the like are effectively overcome, and knee joint safety and body health of athletes are fully protected.

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 utility model discloses a plastic runway structure capable of rapidly draining water, which comprises an annular runway and a drainage channel, a sealing plate is arranged on the drainage channel, the bottom side of the annular runway is in contact with a concrete layer, the upper side of the concrete layer is uniformly provided with recesses, and the recesses incline from the outer side of the annular runway to one side of the drainage channel. Through holes are evenly formed in the baffle, the concrete layer is located in the pit and makes contact with a metal cushion plate, the metal cushion plate is provided with an anti-rust layer and fixedly connected with a cushion plate through bolts, the upper end of the cushion plate is fixedly connected with a support, and the support is fixedly connected with the baffle. The pit is arranged on the upper side of the concrete layer, the baffle is installed on the upper side of the pit to provide support, meanwhile, rainwater leaks out conveniently through the through holes and is guided to one side of the drainage channel, and the drainage channel is arranged in the pit. Therefore, the leakage problem of the plastic track can be solved.

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.

A mobile fitness training and testing device (MFD) may permit a rapid deployment of an exercise area The MFD may include a lane that is temporarily encapsulated within a containment unit during storage. During use, a team of users may grasp at least one handle of the containment unit and transport the MFD to a desired training location. The lane may be secured to a surface via a plurality of anchors. One or more lanes may be coupled vertically and / or horizontally to increase a size of the testing environment.

The present disclosure provides for a coated infill, an artificial turf that includes the coated infill and a method of making the coated infill of the present disclosure. The coated infill includes an infill granule, an exterior coating layer at least partially covering the infill granule, where the exterior coating layer includes a cured hydrophilic polyurethane, and an intermediate coating layer at least partially covering the infill granule, the intermediate coating layer comprising a cured polyurethane, where the cured polyurethane is different than the cured hydrophilic polyurethane and where the intermediate coating layer is positioned between the exterior coating layer and the infill granule, the exterior coating layer being an outermost layer of the coated infill.