80results about How to "Improve slope protection effect" patented technology

The invention relates to an ecological protection method for a high steep side slope. The method mainly comprises the steps of slope surface treatment, concrete shotcrete and rock bolt support, vegetating hole arrangement, net spreading, spray material preparation, granule spray sowing, maintenance, management, and the like. In the method, guest soil materials such as humus loam rich in organic matters and clay are utilized to undergo a granule reaction after mixed with a granule agent at the moment of spray sowing so as to form a greening template which has the same high order granule structure as natural soil and strong erosion resistance and can suppress water and soil loss. After a diversified mature plant community which is in harmony with surrounding vegetation environment is formed, the slope surface can be protected, which can effectively resist diseases and insect pests and maintain the ecological balance. Post maintenance management and expenses can be saved. All used materials can be naturally degraded, have no pollution to the environment and can purify air and beautify the environment. Equipment of the method does not need to be hung on the slope surface for construction, and spray sowing operations are carried out only below the slope surface, thus the method has high construction speed and safety. The method is suitable for slope surfaces which are difficult to green, and the like, such as various high steep and unstable slope surfaces, bare slope surfaces having high greening expected values, and the like.

The invention discloses a slope protection pile pouring and cable bolting construction method for a deep foundation pit. The method comprises the following steps of: 1, making preparations before construction; 2, pouring a slope protection pile, namely measuring, paying off, molding and constructing the poured slope protection pile, punching holes on the poured slope protection pile, binding and hoisting a steel reinforcement cage for molding the slope protection pile, pouring concrete into the poured slope protection pile and constructing a crown beam at the top end of the pile; and 3, excavating a foundation in a layered form and constructing anchor ropes on different rows, namely excavating a first-layer foundation, arranging a first row of anchor ropes, arranging a steel waist rail, arranging anchor heads of the anchor ropes, tensioning the anchor ropes and finishing excavating processes of different layers of foundations and arranging different rows of anchor ropes. The method has a reasonable design, simple construction steps, low investment cost, large support depth and good using effect, and solves the problems of complicated construction steps, high construction cost, inconvenience in control, easy damage to surrounding pipelines, roads, buildings and the like, large construction space and the like existing in the conventional double-row pile supporting method can be solved.

The invention relates to a geo-cell type ecological ditch. The cross section of the ditch is ladder-shaped; a layer of plastic plated wire mesh (1) is respectively covered on the side slopes of the ditch; reticular cells (2) are covered on the plastic plated wire meshes (1); slope protection plants (3) are planted in the reticular cells (2); and hygrophytes (4) are planted at the bottom of the ditch. The ecological ditch provided by the invention is used for decreasing the water and soil loss, controlling the agricultural non-point source pollution, keeping the ecological diversity of the farmlands and the habitats of the animals and plants, beautifying the peripheral landscape environment, providing a growth platform for the plants and purifying the water quality and has the advantages of being convenient in construction, rapid in installation and simple and convenient in maintenance.

The invention discloses a rainwater collection and irrigation integrated karst region slope protection method and structure. The method includes: arranging horizontal ditches in the slope surface needing to be cared in a karst region at intervals, and placing a strip-shaped rainwater collection bag in each ditch, wherein a bag opening at one end of each rainwater collection bag is arranged in a slope surface rainwater flowing and gathering area, and a bag opening at the other end of each rainwater collection bag is connected with a drip irrigation water inflowing pipe lower than the altitude thereof; arranging vegetation devices in a drip irrigation arranging area, spraying and seeding artificial soil containing seeds on the vegetation devices or packing a vegetation bag in each vegetation device, wherein each vegetation bag is filled with soil and seeds. Therefore, in seasons with less rainfall, control valves can be turned on to supplement water to the whole slope surface needing to be cared by drip irrigation, and moisture needed for growth is guaranteed.

The invention relates to a novel process for highway slope protection. The process comprises the following steps of (1) forming a first mounting hole in an unstable area slope surface, forming a second mounting hole and a third mounting hole in a stable area slope surface, and enabling the second mounting hole to correspond to and communicate with the first mounting hole; (2) arranging a supporting assembly between a stable area and a non-stable area, wherein the supporting assembly comprises a pile column arranged in the first mounting hole and connected with the second mounting hole in an inserted manner and a drill bit fixed to the end of the pile column; (3) forming a columnar through hole in the pile column, rotatably mounting a threaded rod on the drill bit, and arranging a reinforcing assembly connected with the stable area slope surface on the threaded rod; and (4) laying a planting net on the unstable area slope surface, wherein the pile column penetrates through the plantingnet and is fixed with the planting net. In the application, the threaded rod in the pile column is connected with the stable area slope surface through the reinforcing assembly, so that the stabilityof the pile column in the using process is enhanced, the pile column can still play a good slope protection role in areas with soft soil, and the probability of water and soil loss is reduced.

The invention discloses a novel guniting material for inhibiting spontaneous combustion of a gangue dump and an application method thereof, and belongs to the field of spontaneous combustion extinguishment of the gangue dump. The raw material of the guniting material is mainly coal-based solid waste, which comprises power plant by-product fly ash and desulfurized gypsum taking coal as fuel; the guniting material further includes by-product calcium carbide slurry of a PVC plant, by-product silica fume powder of a silicon iron smelting plant and a composite additive. The guniting material is sprayed on the surface of a gangue dump by using a guniting machine to form a solidified layer, so that the effects of preventing wind, stopping leakage and isolating air are achieved, air is prevented from entering a fire source in the gangue dump, and spontaneous combustion of the gangue dump is inhibited.

The invention relates to a plant fiber blanket for ecological protection of a side slope of a road and a preparation method of the plant fiber blanket. The plant fiber blanket comprises a lower sizingscreen, a mixed fiber layer, a carrying membrane layer, a plant growth layer, a fiber covering layer and an upper sizing screen which are successively arranged from bottom to top; the carrying membrane layer is prepared by cutting off dry wheat straws, soaking the wheat straws in water, taking the wheat straws out to dehydrate for steam explosion to obtain a steam explosion fiber material, and lapping the steam explosion fiber material and thermally pressing the same to prepare the carrying membrane layer, the thickness of which is 0.10-0.20 mm and the gram weight of which is 10-30 g/m<2>. The plant growth layer comprises plant seeds, decomposed mushroom residues, a water retainer and a compound fertilizer. The plant growth layer carrying the plant seeds moves upward integrally. The degrading rate of the carrying layer is matched with plant germination and planting time. The plant grow layer is light in weight and full in nutrient, the rate of emergence of plants is high and seedlingsare emergent uniformly, so that the fiber blanket is prevented from being jacked up and swelled. The covering speed of grass and bush plants on the slope to form level ground is high and the slope protecting effect is good.

The invention relates to a constructing method of aerating water penetration ecology concrete side slope. It sets an aerating water penetration ecology concrete layer constructed by graininess aggregate, concrete and the continuous clearance on the water storing side slope piling up by earth material. It has good reverse filtering effect and could effectively decrease the margin height of the water storing side slope.

The invention relates to a method for growing plants on a slope, which comprises the following steps: (1) tidying the slope to be treated, removing weed and miscellaneous trees, and hydraulically jetting grass seeds on the whole slope; (2) constructing a plurality of plate slots on the steep slope, keeping the distance between the upper plate slot and the lower plate slot so that the upper plate slot casts shadow at the inmost side of the lower plate slot and the plant cover in each plate slot can be irradiated by sunshine, growing undershrubs and vines in the plate slots, and growing the vines on the side near the slope; (3) growing high arbors and shrubs at the staircase at the foot of slope, and artificially maintaining until seasonal aspect landscape variations of flowers, fruits and leaves appear; and (4) growing undershrubs and vines on the slope with a thick soil layer, and growing the vines on the side near the slope. The invention can grow different plants according to requirements of different slope shapes, changes the single plant cover slope in the past, and develops from artificial community to natural community. Thus, the invention has the advantages of short maintenance time and obvious slope protection effect, reduces the cost and beautifies the environment.

The invention provides a greening slope protection bag, and relates to the technical field of slope ecological protection. A composite fabric is processed to form the greening slope protection bag, and the fabric comprises an eyelet fabric, a nonwoven fabric, grass seeds and a natural nonwoven fabric from outside to inside. According to the greening slope protection bag, the strength of the greening slope protection bag can be greatly improved by means of the characteristic of large tensile strength of the eyelet fabric, the nonwoven fabric which is relatively thin and has a large hole diameter can be selected to prevent the grass seeds from leaking, the large hole diameter facilitates germination of plants, and therefore the bud ratio is improved. The natural nonwoven fabric which can be degraded is arranged in the nonwoven fabric, the natural nonwoven fabric can serve as not only carriers of the seeds of the plants, but also nutrition sources required by growth of the plants, the survival rate of the plants in the greening slope protection bag is greatly improved, and the slope protection effect of the greening slope protection bag is further improved. The greening slope protection bag has the advantages of being convenient to construct, good in greening effect, resistant to wash and the like.

The invention discloses a concrete slope protection building block with drainage and greening functions and a construction method thereof. The concrete slope protection building block comprises a building block body, a vegetation growth through groove is formed in the middle of the building block body, third drainage grooves are formed in the periphery of the vegetation growth through groove, twoT-shaped mortises and two T-shaped tenons are arranged on the four side faces of the building block body in total, at least one T-shaped mortise or one T-shaped tenon is arranged on each side face, and a second drainage groove and a first drainage groove which are communicated with the third drainage grooves are sequentially formed in the middle of the surface of each T-shaped mortise and the middle of the surface of each T-shaped tenon. The construction method comprises the following steps of excavating or filling a side slope; slope surface cleaning; paving a gravel cushion layer; paving concrete slope protection building blocks; planting green vegetation; and building a drainage facility connected between the slope bottom concrete blocks and the side ditches. The concrete block has theadvantages of being good in fastening degree, high in adaptability, capable of allowing differential settlement or frost heaving deformation of a slope foundation within a certain range, free of instability damage, small in structural material consumption, attractive, economical and the like.

The invention discloses an arched slope protection device for preventing soil erosion, comprising a slope protection device body, the slope protection device body is spliced ​​by a plurality of arched slope protection frames, and the arched slope protection frame on the top horizontal line of the slope protection device body Both are connected with the water supply main pipe through the water supply branch pipe. The arched slope protection frame is poured with a ring-shaped connecting frame. The two sides of the arched slope protection frame are symmetrically provided with diversion grooves. The bottom of the arched slope protection frame is poured with arc-shaped connecting feet. , the arched drip irrigation pipe is embedded inside the arched slope protection frame. In the present invention, at first, by being provided with an arch drip irrigation water pipe and an arc drip irrigation water pipe, the plants inside the arch slope protection device for preventing water and soil loss can be drip-irrigated, so that the plants inside the arch slope protection device for preventing water and soil erosion can It is more convenient to irrigate, and at the same time, it can save water and prevent soil erosion caused by excessive irrigation water.

The invention belongs to the technical field of water conservancy, and particularly relates to an ecological water conservancy protection slope. The ecological water conservancy protection slope comprises an upper slope body and a lower slop body, wherein the junction of the upper slope body and the lower slope body is provided with a transition platform; the top of the upper slope body and the surface of the transition platform are independently fixedly provided with a first water collection tank and a second water collection tank; the surface of the first water collection tank and the surface of the second water collection tank are independently fixedly connected with a filtering plate; a water discharging pipe is arranged in the upper slope body and the lower slope body; and one end ofthe water discharging pipe penetrates through and extends to the surface of the lower slope body. According to the ecological water conservancy protection slope, in practical utilization, since the upper slope body and the lower slope body have different gradients, water loss situations are different, a first humidity sensor and a second humidity sensor are independently arranged so that the humidity of the upper slope body and the humidity of the lower slope body can be effectively detected, a first electromagnetic directional valve and a second electromagnetic directional valve can be accurately controlled to change directions to irrigate a vegetable layer, plants on the vegetable layer can be guaranteed to normally grow, and a better slope protection effect is achieved.

The invention relates to the technical field of slope protection, and discloses a slope ecological protection device which comprises a plurality of slope protection units arranged on a slope. The slope protection units comprise water diversion mechanisms and protection grids, water feeding mechanisms for supplying water to the water diversion mechanisms are arranged in a river channel, each waterdiversion mechanism comprises a water delivery pipe and a water distribution pipe, and the water feeding mechanisms are arranged at the water inlet ends of the water delivery pipes, each water delivery pipe is connected with the corresponding water distribution pipe after being inclined upwards along a side slope until reaching the upper part of the corresponding protection grid, the water distribution pipes are flexible plastic water pipes, the water distribution pipes are inclined downwards towards the extending direction of the water distribution pipes, a plurality of water outlet slits areformed in the water distribution pipes in the length direction of the water distribution pipes, and the water outlet slits are aligned to the protection grids below the water distribution pipes. According to the slope ecological protection device provided by the invention, the water flow in the river channel can be conveyed to the upper part of the slope through a pipeline, watering for slope protection plants on a larger area on the slope can be better cared, the growth requirement of the slope protection plants is guaranteed, and thus a better slope protection effect is achieved.

The invention relates to the technical field of environmental greening, in particular to an ecological slope protection and vertical greening process. The process can conveniently repair a slope, improve the slope repair effect, reduce water and soil loss and improve the slope surface stability. The process comprises the following steps: S1, soil loosening; S2, foreign soil preparation: taking thecrushed hay and humus as raw materials, adding a biological bacterial fertilizer, an organic fertilizer, a soil conditioner, a water-retaining agent and an adhesive into the raw materials, performinguniform mixing, adding a small amount of water, and performing stirring to obtain thick muddy foreign soil; S3, soil recombination; S4, preparation of a grass seed spray-seeding liquid: adding a compound fertilizer, an adhesive, a soil conditioner, grass seeds and crushed hay powder into water, performing stirring and uniform mixing to obtain the grass seed spray-seeding liquid; S5, hydraulic spray-seeding grass planting revetment; S6, planting of climbing plants; S7, drainage tube arrangement; S8, re-planting; and S9, regular complementary planting: checking the slope preparation and cultivation conditions regularly, and performing complementary replanting on gaps.

The invention discloses a pocket type protection net and a slope protection method, and belongs to the technical field of slope protection. According to the technical scheme, the pocket type protection net comprises a protection net and a net pocket arranged on the protection net, both the protection net and the net pocket are provided with net holes, the net pocket is filled with soil and plants,and the sizes of the net holes in the protection net and the net pocket allow root systems of the plants to penetrate therein. The slope protection method comprises the steps that the protection netis fixed to a slope, and the net pocket is filled with soil and plants. The pocket type protection net is used for protecting the slope, the effects of preventing dust temporarily, conserving water sources and preventing the slope and exposed soil from being rushed away by rainwater are achieved, and the plant survival rate is improved; meanwhile, the root systems of plants are rooted to soil of the slope, impact resistance, permeability and shearing strength of the slope soil are enhanced, and the slope protection effect is high.

The invention provides a slope protection structure applied to a hillside area and a method. The structure and the method have the advantages of being high in operability, low in manufacturing cost, capable of reducing damage to soil, good in slope protection effect and the like, a metal net, a vegetation layer and vegetation are adopted, the metal net is laid on the slope surface of a hillside through several anchor rods, the vegetation layer is laid on the metal net, the vegetation is planted on the vegetation layer to form a protective layer, the vegetation layer is arranged to reduce the pore water pressure of a slope body, the metal net has a certain slope protection effect, and the metal net, the anchor rods and the vegetation layer are effectively combined for use, so that rainfallcan be intercepted, water and soil loss can be controlled, the anti-scouring capacity of a hillside soil body can be improved, the vegetation can beautify a road, and various dust pollution in the field can be reduced through the vegetation, so that harmonious development of people and nature is achieved.

The invention provides slurry covering flame-retardant slurry for fire extinguishing of a gangue dump and application thereof. The flame-retardant slurry is prepared from the following raw materials in parts by mass: 60 to 80 parts of fly ash, 20 to 40 parts of desulfurized gypsum, 25 to 45 parts of lime powder, 20 to 30 parts of carbide slag, 10 to 15 parts of a flame retardant and 110 to 270 parts of water. The flame-retardant slurry has a good fire extinguishing effect and can achieve the purpose of rapidly extinguishing fire and cooling a gangue dump, and a cured layer formed after the flame-retardant slurry is cured has good strength and good water resistance.

The invention discloses a pre-applied force anchoring system for a slope protection device and a construction method thereof. The pre-applied force anchoring system comprises a threaded rod (1), concrete bamboo joint blocks (2), connection discs (3), a spring (4) and a nut (5). The concrete bamboo joint blocks (2), the connection discs (3) and the threaded rod (1) form an integrated anchoring body (6), and the concrete bamboo joint blocks (2) and the connection discs (3) are arranged at intervals. The anchoring body (6) is placed into an anchor hole (7), and the gap between the anchoring body (6) and the anchor hole (7) is filled with concrete mortar. The nut (5) is screwed on the threaded rod (1) in a matched mode. The nut (5) tightly presses the slope protection structure and the concrete bamboo joint blocks (2) through the spring (4). The construction method is characterized in that all the concrete bamboo joint blocks (2), all the connection discs (3) and the threaded rod (1) form the integrated anchoring body (6), the anchoring body (6) is placed into the anchor hole (7), and the gap between the anchoring body (6) and the anchor hole (7) is filled with the concrete mortar. According to the pre-applied force anchoring system for the slope protection device and the construction method thereof, the construction speed can be increased, site construction is convenient and quick, the anti-drawing strength and the shearing strength are both ideal, and the constraint effect on soil bodies is good.

The invention relates to a concrete protection pillar. Multiple prestress steel rods are arranged in a pile body in the vertical direction of the pile body. Steel wire nets are arranged on the prestress steel rods and the two ends of each prestress steel rod are provided with steel rebar anchoring nuts respectively. One end of the pillar body is provided with a U-shaped bellmouth and the other end of the pillar body is provided with an insertion part which is matched with the U-shaped bellmouth. A flexible rubber sleeve is fixed to the insertion part by means of covering of a countersunk head crab-shell-shaped bolt. By means of the technical scheme, the concrete protection pillar is reasonable in structural design. A flexible bell and spigot structure is adopted, adjacent two concrete protection pillars are tightly connected, the sealing effect is good, thus a concrete protection wall formed by the concrete protection piles in this way can stop water and mud, the slope protection effect is good, water and soil losses are avoided, the dam protecting effect is good, leakage, piercing and the like of the dam are avoided and safety of the dam is ensured.

The present invention relates to the technical field of slopes, in particular to a reinforcement device for slopes, which includes a slope, a plurality of connecting rods are evenly inserted on the surface of the slope, and the end of the connecting rods away from the first fixing block is provided with a A fixed rod, the upper end of the fixed rod is provided with a second fixed block, the upper end of the second fixed block is symmetrically threaded with two bolts, and the outer wall of the second fixed block is sleeved with a splint matching the bolts, Nuts are arranged on the outer wall of the bolt, a metal mesh is arranged between the splint and the second fixed block, a concrete layer is arranged on the surface of the slope, a long rod is arranged on the front bottom of the slope, and the The side wall of the long rod is provided with an arc-shaped plate, and the upper end of the arc-shaped plate is screwed with a threaded nail. The invention can avoid the occurrence of falling off of the metal mesh, improve the slope surface protection ability of the slope, avoid the phenomenon of falling blocks and rocks, and reduce the risk.