119 results about "Fiberglass reinforced plastic grating" patented technology

A refractory paint for the grate made of glass fibre reinforced plastics contains component A and component B, which are proportionally mixed before used. Said component A is prepared from organosilicon resin modified organic resin, high-temp stable pigment and filler, flame retarding-smoke inhibiting agent, coupling agent, solidifying promoter, and UV absorbing or shielding assistant. Said component B is polyurethane solidifying agent containing NCO. Its advantages are high resistance to high temp (900 deg.C) and weatherability and low smoke density at high temp.

The invention belongs to the technical field of fiber reinforced plastic grating production equipment, and particularly discloses an automatic continuous production device for fiber reinforced plastic gratings. The device structurally comprises a laying mechanism, a solidification mechanism, a grating cutting mechanism, a carrying mechanism and a mold plate which are arranged sequentially, wherein the grating cutting mechanism is used after demolding of a mold; and the mold plate is arranged in a supporting bracket and driven to move by a power mechanism and comprises longitudinal slots and horizontal slots. By means of the device, continuous production of the fiber reinforced plastic gratings can be realized, and the production efficiency is improved; and longitudinal fiber reinforced plastic fiber in the prepared grating is long fiber with integral uniform specification, and mechanical laying, glue filling and compaction are adopted, so that the product quality of the gratings is remarkably improved.

The present invention relates to one kind of molded GRP grille and its production process, and features that the molded GRP grille is produced with resin as basic material, and through adding proper amount of promoter and curing agent and glass fiber as reinforcing material, molding and curing. The resin may be one of three kinds of resin, including vinyl resin, etc; the promoter is cobalt isozincate in 0.5-3 wt% of resin; and the curing agent is butanone peroxide in 0.5-3 wt% of resin. The molded GRP grille has high strength and easy edge trimming.

The invention discloses thermosetting rapid setting phenolic resin and a method for preparing the same. The phenolic resin composite comprises a phenol raw material containing resorcin, an aldehyde raw material and a catalyst containing bivalent zinc salt and an alkali catalyst, wherein the weight of the resorcin against the weight of the phenol raw material is between 5 and 30 percent. For the thermosetting phenolic resin, the exothermal peak temperature is 155 DEG C, the viscosity at the room temperature(25 DEG C) is between 3, 000 and 4, 000cps, the storage period is over 2 months, and the gel time at a temperature of 150 DEG C is between 120 and 200 seconds. By adopting the thermosetting phenolic resin prepared by the invention, glass steel gratings used for platforms, floors, trench covers and the like can be prepared by utilizing the rapid forming process such as the pulling-extrusion and the like; and the glass steel gratings can be used for offshore petroleum drilling platform, and the like.

The invention relates to the technical field of mechanical equipment, in particular to a numerical control automatic device for paving a fiber when a glass steel grid is produced. The invention aims at providing a numerical control automatic fiber paver which can complete liberate the expensive labor on a fiber paving link when the glass steel grid is produced, and is high in production efficiency, stable in product quality, and raw material-saving. The paver comprises a main frame, a fiber conduit, high-speed servo motors and a special numerical control system. The main frame comprises a Y-axis formed by two parallel guide rails and an X-axis formed by a gantry type guide rail, wherein the X-axis is further provided with a dolly which can slide along with the axial direction, and a fiber conduit is arranged on the dolly. A set of driving system is respectively arranged on the Y-axis and the X-axis. The main frame is fixed above a glass steel grid mould, and the two servo motors are connected with the special numerical control system. Only by inputting the relevant data such as the size and the like through the special numerical control system, the paver can be used for automatically paving the fiber, so that the production cost can be saved in many ways, and the product quality can be improved.

The invention discloses a method for manufacturing a corrosion-resistant and flame-retardant glass steel grid through a pultrusion profile production system. The method comprises the following steps: glass fiber filaments are leaded into a guide system; and unsaturated polyester resins, a flame retardant, an antiaging agent, a curing agent, an accelerant and a reduction inhibitor are formed to flame-retardant resin mixed liquid for filling in an impregnation device with the mass proportion of 100: 10-30: 3-5: 1-2: 2-3: 0.5-1.5, then enter a molding system for dipping, enter a heating curing device for curing, are cooled and demolded to enter a reciprocating traction device for towing, and enter a cutting device for cutting and finishing to obtain a product. The method can flexibly manufacture according to the production requirements, adopts a continuous production process to cut according to a specified dimension, and is high in production efficiency, stable, safe and reliable.

The invention discloses an anti-flaming anti-corrosion modified unsaturated polyester resin (UPR) glass fiber reinforced plastic grating which is prepared from, by weight, 50-150 parts of UPR, 20-60 parts of vinylite, 5-15 parts of epoxy resin, 2-5 parts of expandable graphite, 1-4 parts of aluminum hydroxide, 3-9 parts of magnesium hydrate, 2-6 parts of talcum powder, 1-4 parts of quartz powder, 2-5 parts of ceramic powder, 3-5 parts of glass fiber, 1-4 parts of benzotriazole, 1-6 parts of a BYK-W940 wetting dispersant, 2-8 parts of a BYK-W985 wetting dispersant, 1-4 parts of ammonium polyphosphate, 3-9 parts of a BYK-S6665 adding agent, 1-4 parts of a BYK-S740 adding agent, 1-5 parts of an KH-560 silane coupling agent, 2-5 parts of a curing agent and 3-6 parts of an accelerant. The anti-flaming anti-corrosion modified UPR glass fiber reinforced plastic grating has excellent anti-corrosion and anti-flaming properties.

The invention belongs to the technical field of plates for building containment, and specifically relates to a glass fiber reinforced plastic grating hollow plate and a production method of the glass fiber reinforced plastic grating hollow plate. The glass fiber reinforced plastic grating hollow plate comprises an outside plate, a grating and an inside plate, the grating comprises a longitudinal rib plate and a cross diaphragm plate in latticed structure. The production method comprises the steps of preparing the grating, preparing the inside plate and bonding the grating, preparing the outside plate and bonding the grating and the inside plate, and cutting. The technical problems that the existing glass fiber reinforced plastic hollow plate is easily subjected to the cross shearing strength damage parallel to a panel, the existing glass fiber reinforced plastic production method is low in production efficiency and bad in product stability, are solved. The glass fiber reinforced plastic grating hollow plate provided by the invention is stable in structure, secure in bonding and strong in cross anti-shearing ability. The production method provided by the invention is capable of adopting the intermittent production process to manufacture one by one, and adopting the continuous production process to cut according to the specified size, the production efficiency is high and the product is stable.

The invention discloses a high-temperature-resistant corrosion-resistant modified unsaturated polyester resin fiberglass-reinforced plastic grille. The fiberglass-reinforced plastic grille is prepared from the raw materials in parts by weight: 50-150 parts of modified unsaturated polyester resin, 20-60 parts of phenol-formaldehyde resin, 5-15 parts of acrylic acid modified alkyd resin, 2-5 parts of silicon carbide, 1-4 parts of aluminum hydroxide, 3-9 parts of magnesium hydroxide, 2-6 parts of talcum powder, 1-4 parts of paraffin, 2-5 parts of zinc oxide, 3-5 parts of fiberglass, 1-4 parts of hydroxy silicone oil, 1-6 parts of wetting dispersant BYK-W940, 2-8 parts of anti-aging agent D, 1-4 parts of ammonium polyphosphate, 2-5 parts of hydroxyethyl methacrylate, 1-5 parts of tin dibutyl dilaurate, 1-4 parts of dicumyl peroxide, 3-5 parts of propenyl ether glycol peroxide, 1-5 parts of silane coupling agent KH-570, 2-5 parts of methylethyl ketone peroxide and 3-6 parts of cobalt naphthenate. The fiberglass-reinforced plastic grille disclosed by the invention has excellent high-temperature resistance and corrosion resistance.

The invention discloses an assembled dedicated pedestrian street, a pavement method and a design method of the pedestrian street, and aims at solving the problem that historical sidewalks in towns and countries, especially streets in old towns, are seriously damaged. The assembled dedicated pedestrian street comprises a street body, matched equipment and a drainage system in an assembling manner, wherein inside a geosynclines, a glass fiber reinforced plastics grid plate bottom and glass fiber reinforced plastics square tube curbs at two sides form a bottom plate to form a bottom plate groove; a medium sand layer, a common permeable brick roadbed, a permeable rubber rick and a rubber blind road brick pavement are arranged inside the groove to form the street body; inner and outer outfalls are formed at two sides of each curb; an inner opening is attached to the pavement; an outer opening is connected with an underground glass fiber reinforced plastics drainage pipeline through a branch pipe to form the drainage system. Table and chair facilities can be manufactured into artware to be fixed on the bottom plate. The pedestrian street is not overhauled, change old parts with new parts, and broadened or dismantled according to the requirements, and all components can be recovered and processed to be recycled, so that the life cycle cost is low. The assembled dedicated pedestrian street can be arranged on the outer surfaces of residential and commercial buildings at the sides of urban and rural public transport roads and highways, streets, parks, fields and other pedestrian floors in a paving manner.

The invention discloses a fiberglass-reinforced plastic grid forming method and a special forming mold thereof. The process comprises the following steps of: carrying out manual dry winding on fiberglass yarn bundles under certain conditions, injecting resin to the mold cavity of a mold, and forming. The process is realized by adopting the special forming mold. The special mold mainly comprises an upper mold and a lower mold, wherein a core mold is arranged in the lower mold, a resin inflow hole is arranged on the sidewall of the lower mold, a sealing ring is arranged at a demolding top hole, a vacuumizing hole is arranged at the highest point of the lower mold, the vacuumizing hole is in diagonal arrangement with a resin suction port, and a vibration motor is arranged at the bottom of the mold holder of the lower mold. According to the invention, a method combing vacuumizing with vibrating is adopted, thus the formed grid has good compact effect and the service life of the grid is prolonged; the process adopts a sealed manner, does not discharge volatile substances and is environmentally friendly; and as compared with an opened mold manner for manufacturing the grid, the process has the advantages of greatly saving manpower and reducing labor intensity.

The invention relates to a colorized conductive glass-fiber reinforced plastic grille and a manufacturing method thereof. The colorized conductive glass-fiber reinforced plastic grille is characterized by comprising a glass-fiber reinforced plastic grille and an upper-surface conductive layer which is integrated with the glass-fiber reinforced plastic grille and leads the grille to obtain a certain capability of conducting current and dissipating electrostatic charge. The upper-surface conductive layer of the grille can be in concave type or sanding type. The conductive glue in the conductive layer is condensate of resin and right amount of metal powders, accelerant, firming agent and pigment paste; as a right amount of metal powders are added in the resin, by using the conductive property of metal powders, the produced glass-fiber reinforced plastic grille can achieve better conductive performance and static-free effective; meanwhile, by using the properties and different colors of resin and metal, the glass-fiber reinforced plastic grille can be produced to match different surroundings; and the integration of resin and metal widens the application scope of the glass-fiber reinforced plastic grille.

The invention provides a drop-aeration water treatment system which comprises a microorganism filter pool and a drop dam. The microorganism filter pool comprises multiple stages of microorganism filter beds which are connected in series and provided with water inlet pipes at water inlets. The microorganism filter bed at the head end is connected with a water inlet pump. The microorganism filter bed at the tail end is connected with the drop dam. Each microorganism filter bed comprises carrier filler, an upper tempered glass grating plate covering the carrier filler, a floating bed arranged on a water body above the upper tempered glass grating plate, aeration nozzles laid blow the carrier filler, and a lower tempered glass grating plate arranged below the aeration nozzles. The system integrates biological and ecological processing, reoxygenation and the landscape effect, and is good in treatment effect and suitable for river channel water bodies.

The invention discloses a retractable ditch trestle bridge, and relates to the technical field of bridges. The retractable ditch trestle bridge structurally comprises two steel beams, through holes Aare formed in both ends of the steel beams, the two steel beams are connected through a casing pipe, through holes B are formed in the casing pipe, the steel beams and the casing pipe are fixed through the through holes A and through holes B with limit bolts, and the length of the steel beams can be adjusted through the casing pipe and the limit bolts; and limited angle steel is fixed to the steelbeams, the steel beams are fixed to a bridge deck through the limit angle steel, inserting openings are separately formed in both sides of the bridge deck, vertical railings are separately inserted into the inserting openings, and horizontal railings are fixed to the vertical railings. The retractable ditch trestle bridge has the beneficial effects that finished glass fiber reinforced plastic products are adopted for on-site assembly, the installation work efficiency of the ditch trestle bridge is improved, inspection is convenient, and the defects of time consumption, labor consumption, difficult movement, non-durability and the like in the installation of a steel trestle bridge on a current construction site can be effectively overcome; and glass fiber reinforced plastic grilles are adopted for the bridge deck, and the glass steel grilles have the advantages of corrosion resistance, light weight, high strength, aging resistance, flame retardance, better comprehensive economic benefits, low installation cost and the like.

The invention relates to a quick surface cleaning device for secondary use of a fibre reinforced plastic grille composite plate. The cleaning device comprises a bottom plate, a roller type conveying device which is arranged on the bottom plate and is used for conveying a plate, a reciprocating lifting mechanism arranged on the bottom plate and a cleaning mechanism arranged on the reciprocating lifting mechanism; the cleaning mechanism is positioned above the roller type conveying device; and the cleaning device provided by the invention can perform secondary use quick cleaning on the fibre reinforced plastic grille composite plate, can realize automatic quick cleaning, can greatly reduce the amount of cleaning water, and meets the requirements on cleaning different models of fibre reinforced plastic grille plates.

The invention discloses a high-performance glass-fiber-reinforced plastic grid which comprises the following components in parts by weight: 10-30 parts of glass fiber, 2-4 parts of titanium dioxide, 5-10 parts of unsaturated polyester resin, 20-25 parts of epoxy resin, 1-2 parts of antistatic agent, 5-10 parts of filler, 2-5 parts of mica, 1-4 parts of talcum powder and 2-5 parts of thickener. The grid has the advantage of scientific and reasonable formula; the added mica, asbestos and glass fiber can effectively enhance the wear-resistant effect of the grid; and the added titanium dioxide can effectively enhance the stability of the grid, and prolongs the service life of the grid due to the high strength.

The invention discloses a production method of a flame-retardant high-strength fiberglass-reinforced-plastic grid. The production method comprises: mixing an unsaturated resin, expandable graphite, aluminium hydroxide, a curing agent and a promoter to prepare a flame-retardant resin mixed liquor; coating a mold lubricant on a mold; performing molding with the flame-retardant resin mixed liquor; performing heat-curing on the mold after molding; and cooling and demolding after curing to obtain a product. By using expandable graphite with excellent flame retardancy, the production method of the fiberglass-reinforced-plastic grid helps to reduce smog and harmful gases generated by combustion of the conventional fiberglass reinforced plastics, and improving flame retardation of the fiberglass reinforced plastic; by raising the processing temperature of the flame-retardant material, the production method helps to guarantee the original mechanical properties; and also the performances of heat insulation, anticorrosion and weatherability are improved.

The invention discloses a high hardness and ultraviolet resistant modified unsaturated polyester resin fiber reinforced plastic grid. The raw materials include: modified unsaturated polyester resin, diphenylmethane bismaleimide, hydroquinone type liquid crystal bismaleimide, styrene, carbon nanotube, nano calcium carbonate, nano alumina, organic modified montmorillonite, ceramic powder, glass fiber, benzotriazole, a BYK-W940 wetting dispersant, methyl ethyl ketone peroxide, poly nano titanium dioxide ammonium, cobalt naphthenate, a BYK-S740 assistant, a silane coupling agent KH-560, a curing agent and an accelerator. The fiber reinforced plastic grid provided by the invention has high hardness and strong ultraviolet resistance.

The invention provides a molding mold for a glass fiber reinforced plastic grate, which comprises a molding template, a temperature control chamber, a warming pipeline, a heat preservation layer and other parts, wherein the temperature control chamber is arranged below or on the lower portion of the molding template, the warming pipeline and the heat preservation layer are arranged in the temperature control chamber, the heat preservation layer is wrapped on the left side, the right side and the lower side of the warming pipeline, and the heat preservation layer is made of inflaming retarding plastics or noncombustible mineral wool. Outlets and inlets of the warming pipeline are arranged below the temperature control chamber, and all the inlets are connected with the same bus pipe which is connected with a temperature measurement instrument. A heat source device is a solar energy device and a conventional coal furnace or oil furnace device which are connected in parallel and respectively connected with a valve A and a valve B. The temperature measurement instrument is connected with a control system through a signal line, and the control system is respectively connected with the two valves and controls opening and closing of the two valves through a control line. The molding mold for the glass fiber reinforced plastic grate adopts a pipeline, heat preservation layer and template integrated design and is compact in structure, good in heat preservation effect and small in energy consumption. In addition, the molding mold can adopt a self-control system and is high in automation degree and production efficiency and low in labor intensity.

The invention discloses a high-strength glass fiber reinforced plastic grating material. The glass fiber reinforced plastic grating material is prepared from the following components in parts by weight: 10 to 20 parts of phenolic resin, 5 to 10 parts of unsaturated polyester resin, 10 to 15 parts of vinyl resin, 2 to 8 parts of calcium carbonate, 2 to 8 parts of aluminum hydroxide, 1 to 5 parts of glass beads, 2 to 6 parts of ceramic powder, 5 to 10 parts of BYK-W985 wetting dispersant, 3 to 10 parts of silica powder, 5 to 15 parts of macromolecule toughening agent and 3 to 10 parts of fire retardant. A preparation technology disclosed by the invention is simple and has the advantages of environmental friendliness and no pollution in a preparation process; the prepared glass fiber reinforced plastic grating material has excellent flame retardance, corrosion resistance, wear resistance and high temperature resistance and meanwhile has the characteristics of high strength, high toughness and long service life.

The invention relates to a load testing machine which comprises a luggage carrier and a testing frame. The testing frame is matched with the luggage carrier. A moving component and two moving bracketsare arranged on the luggage carrier, the two moving brackets are separately positioned at two ends of the luggage carrier; the moving component controls the two moving brackets to move in the opposite directions at the same time; a lifting component, a pressure sensor and a pressing shovel are arranged on the testing frame, the pressure sensor is positioned between the lifting component and the pressing shovel, the lifting component is matched with the pressing shovel, the pressing shovel is matched with a sample on each moving bracket. The load testing machine adopting the scheme is mainly used for detecting the mechanical properties of linear load test and uniformly distributed load test of composite products such as a plastic glass steel grating, a glass steel grating cover plate, a glass steel grating plate, a pultrusion glass steel grating, a pultrusion glass steel profile and acrylic artificial marbles, meets production requirements, and prevents substandard composite products from flowing into markets.

The invention discloses an anticorrosive flame-retardant treatment process for a glass fiber reinforced plastic grid. The anticorrosive flame-retardant treatment process comprises the following steps: mixing unsaturated resin, a curing agent, a plasticizer, a diluent and a modifier to prepare resin mixed liquor, injecting the resin mixed liquor into a liquor storage tank, transmitting glass fiber filaments into the unsaturated resin storage tank by a guide mechanism for being sufficiently soaked, heating and curing the soaked glass fiber filaments, and taking out the glass fiber filaments after de-molding the glass fiber filaments; placing a glass fiber reinforced plastic semi-finished product on a workbench, then coating a layer of unsaturated polyester resin on the surface of the glass fiber reinforced plastic semi-finished product, immediately coating a layer of melamine resin cover on the unsaturated polyester resin and then coating a silicon dioxide wear-resisting layer on the melamine resin cover; placing the glass fiber reinforced plastic semi-finished product, upper and lower surfaces of which are adhered, into a hot press to carry out hot-pressing; and cutting and trimming glass fiber reinforced plastics subjected to the hot-pressing, and checking and warehousing a finished product. The anticorrosive flame-retardant treatment process is high in production efficiency, fireproof and flame-retardant, wear-resisting and efficient, advanced in production process and capable of resisting ageing and prolonging the service life.

The invention discloses a heliport which is installed on a top of a building and comprises fiberglass grating plates, a fixing plate, a supporting device and an air inducing device. The plurality of fiberglass grating plates are fixedly connected with the fixing plate through buckling pieces, and a heliport body is formed. The heliport body is rectangular or square. The surface of the heliport body is basically flat. A plurality of water and air discharging holes are evenly distributed in the heliport body. The supporting device is fixedly connected with the lower portion of the fixing plate, the air inducing device is fixedly connected with the fixing plate arranged in the middle of the heliport body, the supporting device penetrates through the air inducing device and then is fixedly connected with a roof, and the air inducing device is used for inducing air generated in the landing process of a helicopter to the outer side of the heliport body. The heliport is good in antiskid performance, high in corrosion resistance, attractive in appearance, convenient to install, low in cost, firm in fixation and stable in landing.

The invention discloses a finish machining treatment machine for producing and manufacturing a glass fiber reinforced plastic grating plate in the technical field of glass fiber reinforced plastic grating plate production. The machine comprises a base and a treatment adjusting assembly. Clamp main bodies with the same structure are symmetrically arranged at the tops of two sets of supporting columns. The treatment adjusting assembly comprises longitudinal sliding rails fixed to the left side and the right side of the top of the base, connecting rotating shafts are movably arranged at the topsof two sets of sliding blocks through bearings correspondingly, and spiral grooves with the heads and the tails closed are symmetrically formed in the outer walls of two sets of rotating columns. According to the finish machining treatment machine for producing and manufacturing the glass fiber reinforced plastic grating plate, the treatment adjusting assembly is arranged, a burr removing assemblyis arranged in the treatment adjusting assembly, a dry ice granulator is started, in the vertical reciprocating motion process, dry ice particles are sprayed out through spray heads on the peripheryto spray and polish the inner walls of rectangular grids on the glass fiber reinforced plastic grating plate, the burr removing effect is achieved by means of the characteristic of dry ice heat transfer, the surfaces of the inner walls of the rectangular grids in the glass fiber reinforced plastic grating plate are prevented from being scratched and rubbed while the glass fiber reinforced plasticgrating plate is not likely to be damaged, and the machining quality of the glass fiber reinforced plastic grating plate is improved.