26 results about "Bamboo culm" patented technology

The utility model discloses a bamboo pole capable of being spliced freely and a splicing device used for splicing the bamboo pole, and belongs to the technical field of simulation bamboo poles, the technical scheme is that the bamboo pole comprises a simulation bamboo pole body, two ends of the simulation bamboo pole body are respectively provided with a butt joint and a butt joint hole, the butt joint and the simulation bamboo pole body are integrally formed, and the butt joint hole is formed in the simulation bamboo pole body. A plurality of grooves are formed in the end part of the butt joint, the grooves are formed in the end part of the butt joint in a surrounding manner, an annular convex block is arranged at the end part of the butt joint, the outer diameter of the annular convex block is larger than that of the butt joint, a chamfer is arranged at the end part of the annular convex block, an annular groove and a splicing device are arranged in the butt joint hole, and the annular convex block can be placed in the annular groove. Comprising a rack, a positioning device and a pushing device and has the advantages of being easy to install, firm in connection and high in installation efficiency.

This invention discloses a highly efficient propagation method for clump-forming bamboo based on pre-cultivated bamboo, relating to the field of clump-forming bamboo propagation technology. The method includes the following steps: selecting a nursery site, applying well-rotted farmyard manure as base fertilizer, drying it, then digging planting holes, spraying a bud-promoting agent solution onto the buds at the base of the mother bamboo culm, planting the mother bamboo seedlings with the culm petioles facing downwards, the shoots arranged on both sides, and the bamboo stumps placed obliquely in the planting holes, covering with soil in layers and compacting, watering, and managing the seedlings after planting; during the shoot growth period, diluting the bud-promoting agent solution and applying it along a circular trench around the mother clump, then covering with fallen leaves and keeping the soil moist, pruning the tops after new culms emerge; the following year, digging up the seedlings, leaving weaker seedlings, retaining part of the mother clump's bamboo stump, re-covering with soil, and allowing the mother clump to continue growing. The highly efficient propagation method for clump-forming bamboo provided in this application can improve propagation efficiency, shorten the seedling cycle, and effectively solve the problems of low propagation coefficient, unsustainable mother clump utilization, high seedling costs, and unstable seedling quality in existing technologies.

The method for promoting formation of melanin on the skin of the black bamboo poles comprises the following steps that 1, black bamboos with the consistent growth vigor are selected, floating ash on the surfaces of the black bamboos is wiped away for use, and gauze and a plurality of materials for wrapping are prepared; 2) preparing a H2O2 solution with a certain concentration on site; (3) the H2O2 solution is smeared on the surface of the green rod of the black bamboo through gauze, the smeared part is wrapped with a wrapping material, the wrapping material is taken down after acting for a period of time, and the wrapping material is naturally aired; 4, the operation in the step 3 is repeated until the skin of the black bamboo stalk is turned into purple black.According to the method, the green black bamboo stalk is treated with the 1% H2O2 solution, formation of melanin on the skin of the black bamboo stalk can be accelerated, the black bamboo stalk color forming time is shortened to about 40 days from original about 120 days, the ornamental period of the black bamboo can be advanced, and the industrial value of the black bamboo can be increased.

The application discloses a novel connecting structure for large-span steel-bamboo buildings, and belongs to the technical field of large-span buildings. The connecting structure comprises a supporting body which is formed by mutually splicing a plurality of connecting units, long steel-bamboo poles are connected to the periphery of the supporting body, a central lifting point is arranged directly above the supporting body, and a plurality of lifting pieces are connected between the supporting body and the central lifting point. The connecting unit comprises a plurality of short steel-bamboo poles which are in equal-angle radial distribution and are connected at the ends, and the ends of the short steel-bamboo poles are fixed through connecting nodes. Two adjacent connecting units are connected through the connecting nodes or through a shared short steel-bamboo pole. The novel connecting structure for large-span steel-bamboo buildings fully utilizes the initial vertical form of natural steel bamboo, and combines the novel connecting node to form a novel building structure system, which is characterized by low cost, structural safety and building aesthetics, and can be used for large-span steel-bamboo buildings.

This invention discloses a bamboo structure splicing joint using a plastic cup sleeve and a PVC liner, and its manufacturing method. The splicing joint includes: two round bamboo culms, the splicing ends of which define two round bamboo tubes, each tube containing an internal cavity; a plastic cup sleeve, the inner and outer surfaces of which are uniformly coated with resin as a structural adhesive and placed within the internal cavity of the two bamboo tubes, the cup sleeve also containing an internal cavity; a PVC liner tube, which contains an internal cavity within the plastic cup sleeve; and metal connectors, which can be screws or bolts, arranged crosswise and penetrating the PVC liner tube, the plastic cup sleeve, and the bamboo tubes. The bamboo tube splicing joint using a plastic cup sleeve and a PVC liner effectively inhibits crack propagation in the bamboo during stress, while significantly improving the load-bearing capacity, bending resistance, and torsional resistance of the bamboo tubes, making the structure more stable under stress.

A Phyllostachys edulis-derived PheXTH2 protein for regulating a culm cell wall thickness of a plant, and an encoding gene and use thereof are provided. Through Agrobacterium-mediated transformation of wild-type Arabidopsis thaliana with a gene expression vector, overexpression of a PheXTH2 gene is found to increase cell wall thickness in interfascicular fibers. This result demonstrates that the gene exhibits a regulatory function in the culm cell wall thickness of a plant. Therefore, PheXTH2 serves as a potential molecular breeding tool for improving bamboo culm wood properties to enhance lumber yield and ecological benefits, indicating broad application prospects.

The present application relates to the technical field of multilayer composite fabric, in particular to a waterproof and antibacterial polyester multilayer composite fabric and a preparation process thereof.The waterproof and antibacterial polyester multilayer composite fabric comprises a core layer fabric and a waterproof and antibacterial fiber layer on the front and back surfaces of the core layer fabric.In the present application, alkaloids in bamboo culms are separated, combined with polyamide amine PAMAM-G3-NH2 through a reaction to obtain a PAMAM-alkaloid compound, and then combined with vanillin amine hydrochloride and bamboo cellulose nanocrystal through a Schiff base reaction, which significantly improves the bonding strength of natural alkaloids and the fiber base, and the prepared composite antibacterial agent is spun together with a polyurethane polymer solution, so that the composite antibacterial agent can be uniformly dispersed and stably embedded in the waterproof and antibacterial fiber layer, thereby effectively avoiding the shedding of the antibacterial components in the daily rubbing, folding and repeated washing processes, and ensuring the stability of the long-acting antibacterial performance.

The preparation method comprises the following steps that S1, materials are prepared, specifically, poplar, basswood, small-diameter bamboo rods and middle and root wiredrawing round bars of moso bamboos of specific specifications are selected, and sawing, drying and re-cutting treatment are carried out on the poplar, the basswood, the small-diameter bamboo rods and the middle and root wiredrawing round bars of the moso bamboos; s2, performing high-temperature and high-humidity carbonization and primary straightening: performing high-temperature and high-pressure treatment on the bamboo round bars, and then putting the bamboo round bars into a straightening grinding tool device for straightening; and S3, anti-mildew, anti-cracking and softening treatment, wherein the bamboo / wood round bars are subjected to anti-cracking composite solution dipping, air drying, paraffin treatment and drying. Dependence on wood during pencil manufacturing can be reduced, wood resource pressure is relieved, meanwhile, the resource utilization rate is increased, resource waste is reduced, in addition, the production process is simplified, the labor cost is reduced, automatic production is easier to achieve, production smoothness and stability are improved, and meanwhile better performance and appearance are achieved; the diversified requirements of consumers are met, and the development of the pencil industry is promoted.

The application provides a method for removing bamboo culm stump of moso bamboo, and specifically comprises the following steps: step one, drilling a plurality of holes in the vertical direction on the surface of the bamboo wall, and then spraying a pretreatment liquid on the surface of the bamboo culm stump; step two, filling a composite bacterial solution in the holes, and then spraying a nutrient solution; after 20-25 days, filling a rotting catalyst in the holes until the bamboo culm stump is rotten; and step three, after the bamboo culm stump is rotten, returning the bamboo culm stump to the field in situ, and applying a modifier to the soil around the bamboo culm stump. Compared with the prior art, the application can significantly reduce the rotting period of the bamboo culm stump, significantly improve the degradation rate of bamboo fiber and the content of soil organic matter, and balance ecological safety and economic benefits.

The utility model provides a communication pole which comprises a vertically arranged pole body and an outer layer wrapped on the outer surface of the pole body in a mould pressing or hand pasting mode, the pole body is made of a bamboo pole or a wood pole, a central through hole is formed in the pole body, and the outer layer is made of composite materials. According to the communication pole, the bamboo pole or the wood pole is adopted as the main body of the communication pole, and the outer layer made of the composite material is wrapped on the outer surface of the main body, so that compared with an existing communication pole completely made of the composite material, the communication pole is low in cost and convenient to manufacture; compared with a traditional communication pole made of metal or poured through cement, the communication pole is light in weight, convenient to transport, resistant to corrosion, longer in service life and higher in strength compared with a traditional communication pole made of a wood pole.

The utility model discloses an insulation isolation protection mechanism for an external electric line of a construction site. The insulation isolation protection mechanism comprises a concrete foundation and a frame body which is arranged on the concrete foundation and surrounds a telegraph pole. Each face of the frame body comprises a single-row long vertical frame, a single-row short vertical frame, a diagonal bracing bamboo pole and a ground supporting batten, the single-row short vertical frame is located on the side, facing a telegraph pole, of the single-row long vertical frame, the diagonal bracing bamboo pole and the ground supporting batten are located on the side, back to the telegraph pole, of the single-row long vertical frame, and the single-row long vertical frame and the single-row short vertical frame are formed by splicing vertical bamboo poles and transverse battens. The vertical bamboo poles and the ground supporting battens penetrate through a concrete foundation to be inserted into a soil body, the single-row long vertical frames and the single-row short vertical frames are connected through the connecting battens and form a double-row vertical frame within the height range of the single-row short vertical frames, the upper ends of the inclined supporting bamboo poles are connected with the transverse battens of the single-row long vertical frames, and the lower ends of the inclined supporting bamboo poles are supported on the ground and connected with the ground supporting battens. The mechanism does not need to additionally lay an insulating plate, the construction cost is low, the structural stability can be ensured without arranging multiple rows of vertical frames, and the construction amount is small.

The utility model discloses a double-sided broom, which belongs to the field of cleaning tools and comprises a handle, a hard broom head and a soft broom head. The handle part is of a rod-shaped structure formed by bundling bamboo rods of bamboos; the hard broom head is located at the tail end of the handle part and is of a fan-shaped structure formed by rolling bamboo poles of bamboos. The soft broom head is of a fan-shaped structure formed by weaving a plastic dust suppression net and is matched with the hard broom head in shape. Wherein the soft broom head and the hard broom head are arranged in parallel, and the soft broom head and the hard broom head are fixedly connected through a connecting piece. The broom has the advantages that the hard broom head is used for sweeping large-particle stones, the soft broom head is used for sweeping dust, the soft broom head and the hard broom head are matched in shape and are arranged side by side, when the broom is used, the face where the soft broom head is located is matched with a road surface with much dust to sweep the road surface, and the service life of the broom is prolonged. And for a road surface with more large-particle stones, the surface where the hard broom head is located is matched to sweep the road surface, so that the efficiency is higher.

The invention discloses a bathroom cabinet and aims to provide a bathroom cabinet made of bamboo materials and a processing method of the bathroom cabinet. The bathroom cabinet is easy to process, large in raw material obtaining amount, low in production cost and good in waterproof performance of finished products, and the bathroom cabinet is characterized in that baffles are provided with three layers of composite materials, so that the comprehensive performance of the bathroom cabinet is improved; a plurality of bamboo poles are spliced to form an internal foundation structure of the baffle, bamboo is firm in overall structure and high in toughness, a firm structural foundation is provided for the bathroom cabinet, bamboo resources are rich, the growth period is short, the cost of raw materials is greatly reduced, after the bamboo is spliced, the splicing positions of the bamboo poles are filled with sealing layers, and the service life of the baffle is prolonged. Inevitable recesses and gaps appearing at the upper and lower ends of the spliced bamboo poles can be effectively filled, a tight waterproof barrier can be formed on the surface, moisture is prevented from permeating into the main material, and the waterproof bamboo pole is suitable for the technical field of household production in bathrooms.

The utility model relates to a bamboo-wrapped wood flute, which comprises a tube body, a blowing hole, a film hole, a finger hole, a fundamental tone hole and a sound outlet hole are arranged on the tube body, and a flute film is adhered to the film hole, and is characterized in that the tube body comprises an outer tube and an inner tube, the outer tube is made of bamboo pole materials, the inner tube is made of dalbergia huangshanensis wood, an axial cylindrical through hole is arranged in the outer tube, and the outer tube is provided with a through hole. The inner pipe is a cylindrical inner pipe, the outer diameter of the inner pipe is matched with the inner diameter of the cylindrical through hole in the outer pipe, the inner pipe is sleeved with the outer pipe, the outer pipe is fixedly connected with the inner pipe in a bonding mode through glue, and a conical hole is formed in the inner pipe in the axial direction. The bamboo-wrapped wood flute provided by the utility model has high timbre and intonation, and the sounding quality of the flute is improved.

The invention discloses a simple bamboo stalk runoff and penetration rainfall monitoring device, relates to the technical field of bamboo forest rainfall monitoring, and solves the problems of high cost, complex operation and poor power supply and data acquisition stability of a self-recording rain gauge system in the prior art. Comprising a collecting box, and a partition plate is arranged in the collecting box and divides the collecting box into a first water collecting cavity and a second water collecting cavity; a first cover plate is arranged at the position, corresponding to the first water collecting cavity, of the collecting box, and a second cover plate is arranged at the position, corresponding to the second water collecting cavity, of the collecting box. The penetrating rainfall collection unit is used for collecting penetrating rainfall; the bamboo stalk runoff collecting unit is used for collecting bamboo stalk runoff rainfall; through the design of combining a pure mechanical structure and simple electrical assistance, low-cost, easy-to-operate and high-stability monitoring of bamboo forest penetration rainfall and bamboo stalk runoff is realized, a complex power supply and data acquisition system is not needed on the whole, and the device is suitable for long-term field arrangement.

The invention discloses a method for multi-dimensional comprehensive utilization of all bamboo of bamboo reed, and belongs to the field of comprehensive utilization of biomass resources. According to the method, all components of the bamboo reed are separated through raw material pretreatment, multi-industry conversion of bamboo stalks, bamboo leaves, bamboo sheaths and bamboo roots is achieved through the processes of steam explosion, extraction, modification and the like, and by-products are subjected to biogas fermentation to form closed-loop utilization. Optimized process parameters are adopted, the resource utilization rate exceeds 95%, seven industries are covered, remarkable ecological and economic benefits are achieved, the process is mature and controllable, industrial popularization is easy, the problems of waste, low additional value and the like in the prior art are solved, and a support is provided for efficient utilization of the bamboo reed.

The application discloses a kind of for non-destructive fast evaluation of bamboo physical mechanics property prediction model construction method, mainly including collecting the growth information of target bamboo and the positioning information of the sample site where it is located;The bamboo culm of target bamboo is determined for physical mechanics property, and the measured physical mechanics property data is obtained;Correlation analysis is carried out on growth information, positioning information and measured physical mechanics property data, and the index significantly related to physical mechanics property is selected as model input variable;Based on model input variable and measured physical mechanics property data, the prediction model for predicting the physical mechanics property of bamboo is constructed.The application introduces regional grouping effect and spatial autocorrelation structure when establishing the correlation model of bamboo culm growth character and bamboo physical mechanics property, so that the final prediction model can non-destructively determine the growth character of bamboo, quickly evaluate the physical performance of bamboo, and then greatly improve the grading utilization and high-value processing efficiency of different quality bamboo resources.

The utility model relates to the technical field of bamboo pole processing, and discloses high-speed drilling equipment for bamboo poles, which comprises a rack, a first cylinder is mounted on the left side in the rack, the output end of the first cylinder is fixedly connected with a clamping plate, a cover plate is mounted on the left side of the top end of the rack, and a collecting box is placed on the left side of the bottom end in the rack. A power supply assembly is installed on the right side of the bottom end in the rack, a control box is placed on the rack at the front end of the power supply assembly, and a limiting rod is fixedly connected to the right side in the rack. According to the high-speed drilling equipment for the bamboo pole, a clamping plate is pushed through a first air cylinder to clamp and limit the bamboo pole, five sets of drilling motors on a movable seat drill the bamboo pole at the same time, after drilling is completed, a high-speed motor drives a supporting shaft to rotate reversely so that a placing plate can be inclined downwards, the bamboo pole can directly fall off, the overall machining time of the structure is short, and the machining efficiency is high; and the function of high-speed and efficient drilling is achieved, and the problem of low drilling efficiency is solved.

The present invention discloses a round bamboo flagpole and a method for manufacturing the round bamboo pole, which belongs to the field of bamboo material processing technology. The round bamboo flagpole includes a plurality of round bamboo poles and a connector connecting the round bamboo poles. The connector includes a male head and a female head. The female head is installed on the inner diameter side of one round bamboo pole. The male head includes a fixed section, an extension section, and a threaded section arranged in sequence. The fixed section is installed on the inner diameter side of another round bamboo pole. The extension section and the threaded section are used to penetrate into the inner diameter side of one round bamboo pole. There is a gap between the outer diameter of the extension section and the inner diameter of the female head. The threaded section is used to be threadedly connected with the female head. The present invention connects the round bamboo poles by using a connector, and the male head of the connector is provided with an extension section and penetrates into the female head. This can increase the depth of the male head penetrating into the round bamboo pole. Therefore, when connecting two round bamboo poles, the connector can be used to improve the bending resistance at the connection position of the round bamboo poles, and effectively avoid cracking of the ends of the round bamboo poles when subjected to bending moment, thereby improving the connection stability of the round bamboo poles and ensuring the connection strength.

The present disclosure relates to a structural fiberboard (1), characterized in that the structural fiberboard (1) comprises two structural layers (3, 4) arranged opposite each other with respect to a core layer (2). The structural layers (3, 4) comprise bamboo flakes (7) produced from bamboo culms (9), wherein the bamboo flakes (7) have a specific length L, produced by a chopping process, and a specific width W, produced by a cutting process.

The invention relates to the technical field of ground laser radar point cloud data processing, in particular to a ground laser radar point cloud normalization processing method applied to a moso bamboo forest after a snow disaster. The method mainly solves the technical problems that when moso bamboo points with form variation such as bending, breaking and lodging caused by snow disasters are processed through an existing normalization technology, due to incomplete ground point extraction and bamboo pole form mutation, seriously discontinuous points such as sawteeth and faults occur in normalized point clouds. The method comprises the following steps: firstly, calculating an initial relative elevation by constructing an elevation reference model; carrying out local elevation correction on the point cloud by using an overlapped window along the elevation direction by adopting a layered sliding window median smoothing technology; for missing points which are not covered by the window, carrying out bottom-carrying processing through global K-nearest neighbor median smoothing; and finally, a result is fused based on the smoothing times, translation return-to-zero is carried out, and normalized point cloud is output.

This invention discloses a bamboo fiber, its preparation method, and a bamboo fiber wound hydrogen storage tank. The preparation method of the bamboo fiber includes the following steps: cutting natural bamboo into equal-length bamboo poles and pretreating them by soaking them in boiling water to remove water-soluble organic matter; mixing hydrogen peroxide, organic acid, and H2SO4 in a certain proportion to prepare a peroxyacid solution, wherein the concentration of hydrogen peroxide in the peroxyacid solution is 7-24 wt%, the concentration of organic acid is 15-55 wt%, and the concentration of H2SO4 is 0.5-3 wt%; soaking the pretreated bamboo poles in the peroxyacid solution at 50-60℃ for 12-20 hours to obtain bamboo fiber; then soaking the bamboo fiber in an alkaline solution for neutralization, and washing it after neutralization; vacuum drying the washed bamboo fiber and twisting it to extend its length to obtain long fiber; and applying microwave irradiation to the long fiber to obtain the final product.

The utility model relates to bamboo floor splicing technical field discloses a multi -section bamboo floor splicing fixed structure, including first bamboo floor and second bamboo floor, its characterized in that the middle part of first bamboo floor and second bamboo floor one end is equipped with the slot, first bamboo floor and second bamboo floor away from the one end of slot integrative mould has the plug -in block. The utility model inserts the plug -in block of second bamboo floor one end into the slot of first bamboo floor one end, and the plug -in block can promote the other end of bamboo pole to remove first connecting groove, then penetrates the second connecting groove of adjacent first bamboo floor outside setting, finally inserts into the fixed groove of adjacent plug -in block outside setting, thereby realizes the fixed connection of adjacent first bamboo floor and adjacent second bamboo floor, simultaneously, bamboo pole can realize the spacing fixation between two groups of first bamboo floor, avoids the misplacement of two groups of first bamboo floor and second bamboo floor.

The utility model relates to the technical field of bamboo structure connection, in particular to a bamboo structure connecting fastener which comprises connecting pieces and a transverse positioning piece, the connecting pieces can be attached to the outer walls of two mutually-connected bamboo poles respectively, and the two connecting pieces are movably connected and can be synchronously adjusted according to the installation angle between the two bamboo poles. The transverse positioning piece is used for positioning the mounting angle between the two bamboo poles in advance, and the transverse positioning piece can penetrate through the two connecting pieces and the two bamboo poles, so that a stable connecting structure is jointly formed between the two mutually connected bamboo poles and the transverse positioning piece; two bamboo poles needing to be connected are positioned in advance through the two connecting pieces which are movably connected, so that the angle between the two bamboo poles is kept stable, and then the connecting pieces and the bamboo poles are connected in a penetrating mode through the transverse positioning pieces, so that a stable triangular structure is formed.

This invention provides a lung-moistening lotion and its application in the preparation of products for preventing lung injury caused by environmental pollutants. The invention uses loquat leaf extract and bamboo culm extract as active ingredients, employing a low-temperature treatment and mild water extraction process, and compounding them in a specific ratio. The synergistic effect of these two ingredients significantly reduces intracellular reactive oxygen species levels, restores antioxidant defense capabilities, inhibits abnormal expression of inflammatory factors, and improves lung function-related indicators. The product of this invention has high safety, is suitable for long-term consumption, and can be used to prepare functional foods, health foods, or respiratory care products. It also shows promising application prospects in the prevention of lung injury related to nanoplastics.