85 results about "Green engineering" patented technology

The invention discloses a preparation method of an environment-friendly plant-growing matrix. Polyurethane foam is used as a framework structure of the matrix; meanwhile, a water-retaining agent and nutrient substances needed by plant growth are added to prepare the environment-friendly plant-growing matrix for the plant growth; the strength, water permeability and porosity of the matrix can be adjusted according to a raw material ratio and syntactic foam. The matrix has the characteristics of light weight, degradability, slow release of nutrients, water preservation and the like, can be used in a plurality of environments and is used for engineering including roof greening, vertical greening, edge slope repairing, lawn planting, indoor greening and the like; the matrix can be used for effectively supporting the plant growth and has a good plant fixing effect; plants are not easy to fall; the matrix contains rich nutrient components and has a relatively high water-retaining capability; the soil-imitated sponge matrix has the advantages of an inorganic matrix and an organic matrix and can meet the requirements of stereo greening engineering; the soil-imitated sponge matrix can be processed into a plurality of forms and meets different plant growth requirements in the vertical greening, and the landscape effect is improved.

The invention relates to the fields of garden greening and ecological environment protection, and particularly relates to a high-efficiency environmental-protection type water-retaining agent for garden greening and a preparation method thereof. The water-retaining agent is composed of the following substances in parts by weight: carboxymethyl cellulose, industrial-grade acrylic acid, a neutralizing agent, a nutritional additive, an initiator, and a cross-linking agent. The preparation method of the water-retaining agent comprises the steps: adopting acrylic acid as a monomer and an alkali liquor as the neutralizing agent, adopting an aqueous solution polymerization method, taking carboxymethyl cellulose and the nutritional additive as raw materials, adding the cross-linking agent and the initiator, under a nitrogen atmosphere protection, cross-linking, carrying out a polymerization reaction, drying, and smashing to obtain the product. The water-retaining agent has the advantages of simple production process, low cost, high water absorption, nutritional type, degradability, environmental protection, no toxicity and the like, has significant effects on drought resistance, soil moisture conservation, soil improvement, tree planting, grass planting and the like, and can be widely applied to garden nursery production, greening engineering construction, green space maintenance and many other garden greening fields.

The invention provides a degradable quick-forming PET/PBS alloy which is prepared from the following materials in parts by weight: 100 parts of PET, 20-40 parts of PBS, 3-5 parts of nucleating agent, 2-3 parts of toughener, 15-30 parts of glass fiber and 0.5-1 part of processing assistant. The invention also provides a preparation method of the PET/PBS alloy. The PBS is added by an alloying process to improve the crystallinity of the PET and enhance the activity of the PET molecular chain; the obtained alloy has the advantages of favorable mechanical properties and short forming cycle; the PBS is all-biodegradable plastics; the PBS material is extended to the field of engineering plastics by the PET/PBS alloying process, thereby implementing biodegradability of the engineering plastics; and the development of green engineering plastics has important practical meanings for sustainable development.

The invention belongs to the technical field of tree transplanting, and discloses a transplanting and survival-promoting method of the bare root of a large stump of Bougainvillea glabra Choisy and theplanted large stump of Bougainvillea glabra Choisy. The transplanting and survival-promoting method of the bare root of the large stump of Bougainvillea glabra Choisy comprises the steps of lifting atree in spring and autumn, and uniformly spraying rooting agent and sterilizing agent to the root of the big tree; during transplanting, using a mixed medium mixed with 0.5% water-retaining agent foruniformly filling and tamping hierarchically; spraying the water-retaining agent into a transplanting container, then using a layer of thin soil for covering, and watering enough field-planting water; using tree-covering cloth to be spirally wound around a main trunk; spraying leaf fertilizer on leaves 30 days after transplanting, and spraying water and fertilizer 40 days after transplanting. Bymeans of the transplanting and survival-promoting method of the bare root of the large stump of Bougainvillea glabra Choisy, the transplanting survival rate of the large stump of Bougainvillea glabraChoisy can be effectively increased, the maintenance period is shortened, the requirement for urban garden greening engineering is quickly met, and popularization of varieties of Bougainvillea glabraChoisy, promoting of the garden quality and protection of large-stump old trees are facilitated; the transplanting and survival-promoting method is convenient to operate and low in transplanting cost.

The invention relates to a method for sealing a PHC pipe pile orifice through an air bag. The method comprises the specific steps that the air bag is placed into the pipe pile orifice at first, then, air is injected into the air bag with an inflator so that the air bag is expanded and closely attached to the pipe wall of a pipe pile, thus the pipe pile orifice is sealed, and water and soil are prevented from flowing into the pipe pile orifice; and before a core is filled with concrete, the air bag is deflated and recycled. According to the method for sealing the PHC pipe pile orifice through the air bag, the blocking and sealing performance of the air bag is good, the water and soil preventing effect is good, the follow-up workload for cleaning the orifice is decreased, the orifice cleaning difficulty is lowered, and the engineering cost is saved; the air bag is inflated during sealing and deflated before orifice cleaning, the operation difficulty is low, the speed is high, and the engineering progress is accelerated; and in addition, the air bag is sufficient in apparent availability, low in cost, resistant to corrosion relative to steel plates, sponges and other materials and capable of being recycled and reused and is an ideal green engineering material.

The invention provides an ecological recovery method with combination application of vegetation concrete and high-molecular aggregates, and is applied to fields of riverway slope protection engineering, ecological recovery engineering, garden greening engineering and the like. The ecological recovery method comprises the following steps: first, vegetation concrete is prepared; second, high-molecular aggregates are prepared; third, a riverway or a slope is cleaned to meet construction requirements, a layer of nutrition earthwork cloth is laid on a construction surface first, then the vegetation concrete and high-molecular aggregates are mixed and stirred for half hour completely, and then subjected to pouring on the earthwork cloth, and the pouring thickness is 10-15 cm; fourth, after the vegetation concrete is poured for 4h, watering curing is started, according to local climate change, the curing state with water every day is kept until plants sprout, and then curing is continued for half month to a month. The problems that plants cannot survive because of too high dosage of vegetation concrete cement and the anti-scouring property of vegetation concrete is not enough because of too low dosage of cement are solved.

The invention belongs to the field of forests, greening and ecological restoration and relates to a greening method for improving the urban rainwater interception function. The method includes the steps of surveying of the current situation and history of urban or regional nature indigenous plant communities; evaluating and selecting of the nature indigenous plant communities; optimizing of the selected nature plant communities; seedling breeding of indigenous plants; greening engineering application of the simulated nature indigenous plant communities and following optimizing and evaluating of the simulated nature indigenous plant communities and engineering. The multi-level, multi-structure and multi-function multi-layer plant community characteristics of the nature indigenous plant communities are utilized, close-to-nature plant communities which can fully utilize space resources, adapt to local environments and form stable and long-term coexistence are established, the green quantity in unit space is high, ecological benefits are good, ecological functions are strong, biodiversity of urban green land can be remarkably improved, landscape functions are improved, regional features are shown, and maintenance cost is reduced.

The invention relates to a frost-resistant habitat base material for alpine region and a preparation method thereof, which are applied to the fields of slope ecological protective engineering, landscape greening engineering and the like. The method comprises the following steps: firstly, evenly mixing nanometer Al2O3, nanometer SiO2, jute fiber, palm leaf sheath fibers and a powdery air entraining agent, to obtain a mineral and vegetable fiber mixture; then evenly mixing the mineral and vegetable fiber mixture with concrete greening additive, organic matters and cement to obtain an admixture; and finally, mixing the admixture with dry soil, evenly stirring to obtain the frost-resistant habitat base material for the alpine region, and spraying the frost-resistant habitat base material to slopes by utilizing an air compressor. In the habitat base material, pore distribution is finer and more uniform, the fiber reinforcement network develops better, the capability of ecological protective engineering on resisting the frost damage can be effectively enhanced, and the frost-resistant habitat base material for alpine region has significant meaning to the popularization and application of the ecological protection technology in the alpine regions.

The invention discloses ecological porous concrete, which comprises, by weight, 1-30 parts of a low-alkalinity cementing material, 1-10 parts of water, 0.1-5 parts of a macromolecule polymer, 0.1-3 parts of a water reducing agent, and 65-90 parts of stone. The invention further discloses a preparation method and applications of the ecological porous concrete. According to the present invention, the ecological porous concrete has characteristics of high mechanical property, high porosity and high durability; the pH value of the solution in the pores of the concrete is low after the hydration ofthe low-alkalinity cementing material; the comprehensive utilization of industrial waste can be achieved, and the production cost of ecological porous concrete can be reduced; the preparation methodis simple and easy to operate; and the ecological porous concrete can be used in ecological slope protection, slope greening, isolation belt greening and mine greening engineering.

Disclosed is a novel method for constructing an ecological slope protection substrate, which pertains to the field of slope protection engineering, ecological restoration engineering and greening engineering. The construction process of the method of the invention is: first, leveling the slope surface needing restoring, excavating mouth-shaped pits on the slope surface, filling the mouth-shaped pits with multi-functional soil and finishing the construction of the slope protection substrate. The method for constructing the ecological slope protection substrate provided by the invention, by arranging the mouth-shaped pits on the slope surface, not only can change the status of soil impoverishment and the growth environment of vegetations, and provide essential fertilizers and nutrient substances for the sustainable growth of plants, but also can greatly increase the cohesive force between the guest soil layer and the fraction excavated, and increase the integral stability of the guest soil layer so as to effectively prevent the slope surface from integral damage by the continuous effect of rain. The method of the invention changes the mechanical characteristics and construction modes of the substrate and improves the present statuses of the poor stability and soil impoverishment of the substrate in the ecological slope protection.

The invention provides a method for biofiltration processing of soot exhaust gas on basis of roofing greening nutritive soil, comprising the following steps: taking roofing greening vegetation and the nutritive soil thereof as biological filler; arranging a supporting layer and a gas distribution device below the biological filler; spraying nutrient solution onto the biological filler; and when liquid phase pH is 6.0-7.5 and temperature is 20-35 DEG C, processing soot exhaust gas. The method of the invention has the advantages of large biomass, high mass transfer efficiency, small possibility of blocking, easy operation and control and the like; the invention expands the application of the roofing greening engineering, combines roofing greening with the processing of soot exhaust gas with a biological method and saves operation cost and floor space.

The process of producing fire retardant honeycomb corrugated paper engineering material includes adhering and compounding several layers of corrugated paper to form one composite body, soaking the composite body with fire retardant, stoving, and cutting to required size in the direction perpendicular to the honeycomb. The production process is simple and has high production efficiency. The fire retardant honeycomb corrugated paper engineering material as one new kind of green engineering may be produced in large scale and used widely.

The invention relates to the technical field of greening engineering, in particular to a greening device used at a roof of an urban building. The greening device comprises a U-shaped case, wherein a cultivation box is clamped in a groove cavity in the middle of the U-shaped case; two water seepage pipes are arranged at the left side and the right side at the bottom of the cultivation box, a soil bottom-layer cavity board is arranged at the bottom in the cultivation box, partition boards are correspondingly arranged on the left side and the right side on the soil bottom-layer cavity board, and the partition boards are vertical to the soil bottom-layer cavity board; rainwater collection boxes are correspondingly arranged at the left side and the right side of the top of the U-shaped case, water outlets are both arranged in the bottoms of the inner lateral surfaces of the rainwater collection boxes, each water outlet is connected to a water pipe, and the two water pipes are respectively arranged on the left lateral surface and the right lateral surface in the cultivation box; a plurality of permeation holes are formed in each water pipe. The greening device has the advantages of simple structure, low cost and capability of collecting rainwater to meet daily water supply requirement for greening plants at the roof of the building.

The invention discloses a medium formula for garden ground cover plant seedling raising. The formula comprises grain stillage, peat, vermiculite, perlite, rice hull ash and pine barks by a volume ratio of (8-10):(3-5):(2-3):(2-3):(1-2):(1-2). The medium formula disclosed by the invention has the advantages of small volumetric weight, high porosity, water conservation, air permeability, balanced nutrient and the like, and can be widely used for seedling raising of various ground cover plants; moreover, the soil can be improved and activated, the organic matter content of the soil is improved, the growing environment of the plants can be improved by using the formula in greening engineering, the normal growth after transplantation is guaranteed and the growth is vigorous.

The invention belongs to the technique field of town ecological greening engineering. The employed straw seed for lawn is the mixture of perennial cold-season straw seed of high grade: Lingzhi fescue, Jiaozhan fescue and Gaodijianguying, and the warm-season straw seed: normal hybrid Gouyagen with a certain proportion, producing the greensward reel without soil and screening; the ability of over-winter and over-summer of the reel is good and the green period is as long as 10 months; the time for reel production is about 40 days, the breeding speed is high and the production cycle is short. The principle that the method based is the technology of cultivation without soil: applying the rice husk deserted in the countryside as lawn-forming base material, applying the farm manure-pig fecal as fertilizer, not screening, covering with saw powder; employing the lawn straw with strong root-growing potential as main body for the lawn establishment, curing for a short period and producing greensward reel rapidly which is facilitating for transportation and bed-planting.

The invention discloses a modular green planting device adaptive to multiple curved surfaces and a three-dimensional green method. The modular green planting device comprises at least one planting carrier and at least one partition plate. The planting carriers are used for accommodating planted green plants, the partition plates are used for supporting the planting carriers, each planting carrier comprises a planting cup capable of accommodating planting soil, at least one sleeve hole is formed in each partition plate, the sleeve holes are used for being clamped with the planting cups, the planting cups are clamped into the sleeve holes so as to be connected with the partition plates, and the partition plates are bendable elastic partition plates. The modular green planting device and the three-dimensional green method have the advantages that the partition plates are clamped with the planting cups and are quickly connected with one another, so that the purpose of implementing simple, convenient and speedy three-dimensional green engineering for the multiple curved surfaces can be achieved; shortcomings of the traditional simple three-dimensional green figure and difficulty in replacement are overcome, figures of the multiple curved surfaces can be quickly and three-dimensionally greened and set by the modular green planting device adaptive to the multiple curved surfaces, the optimal display effect can be guaranteed, the construction period is short, the cost is low, replacement can be easily implemented, and the modular green planting device and the three-dimensional green method have an excellent market prospect.

The present invention is plant cultivating belt with composite netted layer and slope greening engineering structure with the plant cultivating belt. The plant cultivating belt with composite netted layer has washable non-woven fabric with embedded nylon net as bottom layer, non-woven paper fabric as facing layer, and middle layer with weed and shrub seed, water maintaining agent and composite fertilizer. The plant cultivating belt is made mechanically. When the plant cultivating belt is used in greening slope, the bottom layer is made to contact with slope closely.

The invention relates to the technical field of landscaping engineering, in particular to a planting soil layer suitable for green planting on the roof of an underground garage, and also relates to a foundation suitable for green planting on the roof of an underground garage. The planting soil layer includes, from bottom to top, a lower planting soil layer, a humus generating layer and a topsoil layer. Without increasing the roof load of the underground garage, the invention improves the water-holding capacity of the planting soil layer, reduces the maintenance water, effectively retains the rainwater and improves the water quality of the rainwater discharged, and can also improve the plant growth conditions, and can also make the agriculturally generated Organic waste is utilized.

The invention discloses an ecological restoration method for a rocky slope. The ecological restoration method comprises the steps of construction of a rocky slope main body structure, reinforcing construction of a rocky slope body, reinforcing construction of a gentle slope platform, and ecological planting. According to the ecological restoration method for the rocky slope, through matching of ground beam frame structures which are arranged in a criss-cross mode and anchor rods, the firm rocky slope body is formed; expansion supporting frames are utilized to be vertically inserted and mountedon the gentle slope platform, so that the firm gentle slope platform is formed; the rocky slope body and the gentle slope platform are combined to form the firm rocky slope main body structure, soilfixation is effectively conducted, an objective environment suitable for plant growth is provided, and the purposes of shallow reinforcement and greening comprehensive treatment of the rocky slope areachieved; and the ecological restoration method for the rocky slope is suitable for protection and greening engineering of the rocky slopes of highways, railways, hydropower and municipal engineering.

The present invention relates to the field of greening engineering technology, in the concrete, it relates to a side slope straw rope curtain adopts the following processes: binding several straw ropes to obtain straw rope bundle, inserting water-retaining agent and composite fertilizer bag into the straw rope bundle, series-connecting the straw rope bundles by means of load-bearing bar so as to obtain straw rope curtain; embedding anchor rods on the side slope, between anchor rods using side stope bearing net to connect them along the horizontal transverse direction so as to fix the side slope straw rope curtain onto the bearing net, and the gap between straw rope bundles is filled up with culture medium.

The invention provides a combined greening engineering hole-drilling planting device. The device comprises a hole drilling rod structure, an adjusting fixing frame structure, a movable base structure, a protective plate structure, a mixing pipe structure, a push plate structure and a slotting plate structure, and the hole drilling rod structure is fixed to the upper left portion of the adjusting fixing frame structure; the adjusting fixing frame structure is installed on the left side of the upper surface of the hole drilling rod structure through bolts; the protective plate structure is welded to the left end of the movable base structure; the mixing pipe structure is welded to the upper portion of the left end of the adjusting fixing frame structure. The combined greening engineering hole-drilling planting device has the advantages that through the arrangement of the hole drilling rod structure, holes in different width and depths are drilled conveniently, and meanwhile plants with different sizes are planted conveniently; through the arrangement of the adjusting fixing frame structure, the width of the greening engineering hole-drilling planting device is conveniently shortened, and meanwhile the greening engineering hole-drilling planting device is used in an extremely narrow place conveniently.

The invention discloses a preparation method of organic mulch. The method comprises: step 1, collecting greening plant waste which is generated in greening engineering and a greening maintenance process or wood processing waste materials for later use; step 2, breaking the greening plant waste or wood processing waste materials obtained from the step 1 to wood fragments with appropriate length, width and thickness; and step 3, stacking the wood fragments obtained from the step 2, and performing fermentation to obtain the organic mulch. The prepared organic mulch is reasonable in dimension andratio, and is excellent in function of water storage, fertilizer maintenance, ventilating and heat accumulation. The organic mulch can optimize and improve the soil, satisfies plant growth, has a water conservation function for green areas, and has excellent sponge performance for urban plants. The preparation method is available in raw materials, is eco-friendly, is simple to operate, and allowsindustrial large-scale production to be easily achieved.

The invention relates to the technical field of pruning devices, in particular to a pruning device for greening engineering, which includes two handles, the two handles are movably connected by a first pin shaft, and one end of the two handles is provided with a position corresponding The other ends of the two handles are movably connected to connecting rods through the second pin shaft, and the ends of the two connecting rods away from the handles are connected to a telescopic device through a movable mechanism, and the telescopic device includes a third pipe. The opening of the bottom end of the third pipe is equipped with a first fixed plate, the upper surface of the first fixed plate is equipped with a telescopic rod, the top of the third pipe is mated with a second pipe, and the third pipe is It is connected with the second pipe through multiple fixing mechanisms. The utility model has the advantages of simple structure and convenient use, which not only trims the branches and leaves of trees raised, but also facilitates the opening and closing of the scissors.