Disclosed in the present invention are an outdoor high-weather-resistance bamboo scrimber, and a manufacturing method therefor. The manufacturing method comprises sequentially subjecting a bamboo wood unit to a high-temperature steam sterilization treatment, a biological pretreatment, a primary cooking treatment, a saturated steam carbonizing treatment and a secondary cooking treatment to obtain a mildew-proof and rot-proof bamboo wood unit; and then subjecting same to a gum dipping treatment, a drying and balancing treatment, assembling, hot-pressing forming and post-treatment to obtain an outdoor high-weather-resistance bamboo scrimber. The outdoor high-weather-resistance bamboo scrimber prepared in the present invention has the advantages of high weather resistance, a high strength, being close to the original color of bamboo wood, etc., can satisfy the requirements for producing and manufacturing outdoor bamboo engineering materials and engineering members, and can be widely used in the field of modern bamboo wood structure building engineering.
Buildings, not of metal; prefabricated houses
[ready-to-assemble], not of metal; arbours [structures], not
of metal; building materials, not of metal; windows, not of
metal; floors, not of metal; balustrades, not of metal;
wainscotting, not of metal; joists, not of metal.
3.
RECONSTITUTED BAMBOO BOARD INTEGRATING EMBOSSED TEXTURE DECORATION AND PROTECTIVE FUNCTIONS
The present invention discloses a reconstituted bamboo board integrating an embossed texture decoration and protective functions, comprising a reconstituted bamboo layer and a heat-pressed and cured film layer with an embossed texture decoration located on a surface of the reconstituted bamboo layer.
A recombined bamboo board integrating concave-convex wood grain decoration and a protection function. The recombined bamboo board comprises a recombined bamboo layer (1), and a hot-pressing cured thin film layer (2) having concave-convex wood grain decoration and located on the surface of the recombined bamboo layer (1). The recombined bamboo board has both decorative property of wood grain texture and anti-corrosion, mildew-proof and weather resistance, and can reduce the material cost, simplify the processing technology, and improve the molding efficiency; moreover, the hot-pressing cured thin film can be used as a compact protective layer, subsequent planing, sanding, painting and other reprocessing are not required during outdoor applications, and a protection effect and durability are better than a paint effect of a common recombined bamboo board.
A recombined bamboo board integrating concave-convex wood grain decoration and a protection function. The recombined bamboo board comprises a recombined bamboo layer (1), and a hot-pressing cured thin film layer (2) having concave-convex wood grain decoration and located on the surface of the recombined bamboo layer (1). The recombined bamboo board has both decorative property of wood grain texture and anti-corrosion, mildew-proof and weather resistance, and can reduce the material cost, simplify the processing technology, and improve the molding efficiency; moreover, the hot-pressing cured thin film can be used as a compact protective layer, subsequent planing, sanding, painting and other reprocessing are not required during outdoor applications, and a protection effect and durability are better than a paint effect of a common recombined bamboo board.
The present invention discloses an assembled bamboo sleeper, which is obtained by using a bamboo unit as a raw material, dried and modified at the temperature of 110-180° C., undergone coating treatment using a dopamine solution, adhesive dipping, curing and solidifying, assembling and gluing, further solidifying, further treatment using a dopamine solution, and anti-mildew and/or anti-corrosion and/or anti-insect treatment, and then fastened. The present invention further provides a preparation method for the foregoing bamboo sleeper. The bamboo sleeper prepared in the present invention is green and environmentally friendly, and applicable for ballasted tracks of railways and urban rail transit systems.
B27K 9/00 - Chemical or physical treatment of reed, straw, or similar material
E01B 3/26 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from steel combined with inserts of wood, artificial stone, or other material
E01B 3/42 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone combined with inserts of wood or other material
E01B 3/44 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from other materials only if the material is essential
E01B 3/46 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from different materials
3. The present invention further provides a preparation method for the foregoing bamboo sleeper. The bamboo sleeper prepared in the present invention has a suitable elastic modulus, and applicable for ballasted tracks of railways and urban rail transit systems.
B27K 9/00 - Chemical or physical treatment of reed, straw, or similar material
E01B 3/26 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from steel combined with inserts of wood, artificial stone, or other material
E01B 3/42 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from concrete or from natural or artificial stone combined with inserts of wood or other material
E01B 3/44 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from other materials only if the material is essential
E01B 3/46 - Transverse or longitudinal sleepersOther means resting directly on the ballastway for supporting rails made from different materials
Provided is a method for manufacturing a large-breadth, high-strength, weather-resistant bamboo-wood composite material, the method comprising the following steps: placing dried bamboo curtain units and dried wood veneers in a high-pressure impregnation treatment tank; adding a treatment liquid for impregnation treatment, with the treatment liquid comprising a phenolic resin adhesive and a mildew-proof preservative; drying and balancing the impregnated bamboo curtain units and the impregnated wood veneers, and then placing same on a conveyor belt for continuous splicing in length and blank assembling treatment to obtain an inside structure of a plate blank having longitudinally arranged bamboo and transversely arranged wood and having an upper layer and a lower layer which are staggered in an overlapped manner, and performing cutting when a preset thickness and a preset length are reached so as to obtain plate blanks; and sequentially performing hot-press molding and post-treatment on the plate blanks to obtain the large-breadth, high-strength, weather-resistant bamboo-wood composite material. The bamboo-wood composite material manufactured by means of this method can be spliced in length without limit in the lengthwise direction, and has a large transverse binding force and high mildew-proof and corrosion-proof capability.
B27D 1/04 - Joining wood veneer with any materialForming articles therebyPreparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefromPlywood sheets
B27D 1/06 - Manufacture of central layersForm of central layers
B27K 3/50 - Mixtures of different organic impregnating agents
The invention discloses a bamboo chip integrated material. The bamboo chip integrated material is formed by a plurality of lengthened bamboo chips which are glued and overlaid; each lengthened bamboo chip is formed by a plurality of bamboo chip units which sequentially and continuously mesh and are butted; sharp teeth and grooves are formed in the two ends in the length direction of the bamboo chip units, wherein the sharp tooth of each bamboo chip unit and the groove of the corresponding bamboo sheet unit are matched to form a meshing butt-joint part, and the meshing butt-joint parts of the adjacent lengthened bamboo chips are arranged in a staggered mode; and each bamboo chip unit has a thickness of 4-12 mm and a width of 15-50 mm.
B27D 1/04 - Joining wood veneer with any materialForming articles therebyPreparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefromPlywood sheets
B27D 1/10 - Butting blanks of veneerJointing same along edgesPreparatory processing of edges, e.g. cutting
B27N 3/02 - Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
B27N 3/20 - Moulding or pressing characterised by using platen-presses
Provided is glue-laminated bamboo having an infinite random length, the glue-laminated bamboo being formed by means of gluing and laminating a plurality of pieces of extended bamboo. Each piece of extended bamboo is formed by means of continuously butting a plurality of bamboo units (3) in an engaging manner in sequence, wherein two ends in the length direction of each bamboo unit are provided with tines (31) and grooves (32); the tines of one bamboo unit and the grooves of another bamboo unit are fitted with each other to form an engaging butt-joint portion; and the engaging butt-joint portions of adjacent pieces of extended bamboo are arranged to be staggered. Further provided is a method for manufacturing glue-laminated bamboo, the method comprising the steps of preparation, butt-joint engagement, hot-press gluing, etc., of pieces of bamboo. The glue-laminated bamboo has the advantages of a small interface and a uniform mechanical strength, and is applicable to structural materials, such as a floor of a van truck.
B27D 1/04 - Joining wood veneer with any materialForming articles therebyPreparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefromPlywood sheets
B27D 1/10 - Butting blanks of veneerJointing same along edgesPreparatory processing of edges, e.g. cutting
11.
INTEGRALLY-FORMED BAMBOO SLEEPER AND PREPARATION METHOD THEREOF
A bamboo railroad sleeper integrally formed by means of one-step molding. The bamboo railroad sleeper uses bamboo as a raw material, and is obtained by means of the following processes: using superheated steam at a temperature of 110-180 degrees to dry and modify the bamboo; glue dipping; glue spinning; curing; dopamine solution treatment; mold prevention, antiseptic, and/or pest prevention treatment; and fastening and securing. The bamboo railroad sleeper has a density of 0.9-1.5 g/cm3. Further disclosed is a preparation method of said bamboo railroad sleeper. The bamboo railroad sleeper has an elastic modulus suitable for ballasted tracks in railroads and urban rail transit.
A bamboo railroad sleeper integrally formed by means of one-step molding. The bamboo railroad sleeper uses bamboo as a raw material, and is obtained by means of the following processes: using superheated steam at a temperature of 110-180 degrees to dry and modify the bamboo; glue dipping; glue spinning; curing; dopamine solution treatment; mold prevention, antiseptic, and/or pest prevention treatment; and fastening and securing. The bamboo railroad sleeper has a density of 0.9-1.5 g/cm3. Further disclosed is a preparation method of said bamboo railroad sleeper. The bamboo railroad sleeper has an elastic modulus suitable for ballasted tracks in railroads and urban rail transit.
An assembled bamboo sleeper obtained in the modes that a bamboo unit is taken as a raw material, dried and modified at 110-180°C, subjected to cladding treatment with a dopamine solution, impregnated, cured, assembled and glued, cured again, retreated with the dopamine solution, subjected to anti-mildew and/or anti-corrosion and/or insect-proof treatment, and tightened. Also provided is a method for preparing the assembled bamboo sleeper. The bamboo sleeper is environmentally friendly and suitable for ballast tracks of railway and urban rail transit.
An assembled bamboo sleeper obtained in the modes that a bamboo unit is taken as a raw material, dried and modified at 110-180°C, subjected to cladding treatment with a dopamine solution, impregnated, cured, assembled and glued, cured again, retreated with the dopamine solution, subjected to anti-mildew and/or anti-corrosion and/or insect-proof treatment, and tightened. Also provided is a method for preparing the assembled bamboo sleeper. The bamboo sleeper is environmentally friendly and suitable for ballast tracks of railway and urban rail transit.
A preparation method for a light-induced mildew-proof bamboo product, comprising the following steps: S1, soaking or coating a raw bamboo in or with a dopamine solution, and drying the raw bamboo to obtain a bamboo A; S2, soaking or coating the bamboo A in or with a titanyl sulfate solution, and drying the bamboo A to obtain a bamboo B; S3, soaking or coating the bamboo B in or with a silver nitrate solution and drying the bamboo B to obtain a bamboo C; and S4, performing post-treatment on the bamboo C to obtain a light-induced mildew-proof bamboo product. The preparation method is simple and easy to operate, can be used for industrial production, and has a good mildew-proof effect.
A silver/titanium dioxide in-situ loaded biomass material based on polydopamine modification and a preparation method therefor. The method comprises the following steps: impregnating a pretreated biomass material in a dopamine solution, adjusting a pH value to be 8-10 and performing stirring reaction to obtain a polydopamine modified biomass material; first impregnating the polydopamine modified biomass material in a titanyl sulfate solution and then performing hydrolysis reaction in an alkaline solution having the pH value of 7-10 to obtain a titanium dioxide in-situ loaded biomass material; impregnating the obtained titanium dioxide in-situ loaded biomass material in a silver nitrate solution, performing reduction reaction, and drying the material to obtain the silver/titanium dioxide in-situ loaded biomass material. The method has the advantages that the method is simple, industrialization is easily implemented, a mildew-proof effect is good, and the like.
