34results about How to "Improve ecology" patented technology

According to the seawall ecological slope protection structure and the construction method thereof, the seawall ecological slope protection structure comprises a seawall body, the seawall body is filled with mud filling pipe bags, a wave wall is arranged at the top of the seawall body, a bagged gravel layer is laid on the slope surface of the seawall body, a polyurethane gravel protection slope is laid on the bagged gravel layer, and a wave dissipation platform is arranged on the slope surface; according to the seawall, the structural porosity of the seawall can be effectively improved, energy transportation and material exchange between the ocean and the land can be continued, meanwhile, the wave dissipation effect is good, and the structure is resistant to corrosion; the method is simple in form and high in universality, the construction step of cast-in-place concrete of a traditional seawall concrete slope protection structure is basically avoided, the site construction period and maintenance period are greatly shortened, the porosity of the polyurethane gravel slope protection is high, plant growth is facilitated, and the ecological property of the seawall structure is improved; and a good ecological effect can be created.

The invention discloses a glycolipid hair-growing liquid and a preparation method thereof. The hair-growing liquid is prepared from the following raw materials: biological glycolipid, radix polygoni multiflori, caulis polygoni multiflori, cacumen biotae, herba ecliptae, rhizoma dioscoreae colletii, cortex phellodendri, radix scutellariae, cortex cinnamomi, cassia twig, herba menthae, storax, herba lycopi, semen sesami nigrum, turmeric root powder and water. The invention also provides a preparation method of the glycolipid hair-growing liquid. The method comprises the following steps: weighing the raw materials in proportion, washing the cleanable raw materials with water, grinding and crushing, uniformly mixing the raw materials except for the bioglycolipid, adding water, decocting, extracting a liquid medicine, cooling, mixing and stirring the obtained liquid medicine and the bioglycolipid, homogenizing, and finally sub-packaging and sealing for later use. The glycolipid hair-growing liquid is scientific in formula and proportion, safe, free of toxic and side effects, capable of effectively promoting hair growth and preventing hair loss, controlling oil, maintaining scalp water-oil balance and protecting scalp health, and suitable for mass crowds with hair growing, hair strengthening and hair loss preventing requirements such as sparse hair and oily scalp.

The invention relates to the technical field of small-plant carbon fiber grass laying, and discloses a carbon fiber grass water surface laying device and method.The carbon fiber grass water surface laying device comprises two supporting plates arranged in parallel and a plurality of long rods arranged in parallel, buoyancy mounting bases are mounted on the two supporting plates, and a plurality of connecting holes with the same diameter as the long rods are formed in the surfaces of the buoyancy mounting bases; and the inner wall of the connecting hole is connected with the surface of the long rod. According to the carbon fiber grass water surface laying device and method, the long rods, the buoyancy assemblies and the hook ropes are arranged, the detachable long rods and the buoyancy base bottom plates are used, emergent aquatic plants on each buoyancy base bottom plate are also independently planted through the planting bases, and after the emergent aquatic plants are used for a period of time, the long rods and the buoyancy base bottom plates can be detached for replacement; meanwhile, a plurality of grading hooks are used as hanging main bodies of the small-plant carbon fiber grass of the ecological floating bed, so that single damaged small-plant carbon fiber grass can be replaced at any time, and the water purification function is kept.

The present invention relates to the field of earth observation technology, and provides a method for synchronous observation and real-time monitoring of water, heat, carbon and radiation fluxes of unmanned aerial vehicles. The method is applied to a system for synchronous observation and real-time monitoring of water, heat, carbon and radiation fluxes of unmanned aerial vehicles, and the system includes an airborne observation system and a ground real-time monitoring system. The ground real-time monitoring system is used to store preset user parameters, receive and process in real time a variety of observation data collected by the airborne observation system, and display water, heat, carbon and radiation flux observation results in real time. The method includes: obtaining corresponding observation data based on preset user parameters, and calculating water vapor flux, heat flux, carbon flux, four components of surface radiation and photosynthetically active radiation flux based on the observation data. The method can realize the synchronous observation of water vapor flux, heat flux, carbon flux and four components of surface radiation and regional values ​​of photosynthetically active radiation flux of ecosystems, and provide basic observation conditions for the study of the coupling process of water cycle, carbon cycle and energy cycle of ecosystems.

The utility model relates to the technical field of slope protection, in particular to a reinforced microphone pad ecological protection slope which comprises a sealing layer, a backfill soil layer, an anchor net layer, a planting soil layer and a reinforced microphone pad which are sequentially laid from inside to outside along the slope surface of a medium-weathered rock or strong-weathered rock slope, a plurality of grouting anchor rods are arranged along the slope in an array mode, and a plurality of anchor nails are arranged in an array mode. A plurality of drainage pipes are embedded in the side slope and penetrate through a sealing layer, a backfill soil layer, an anchor net layer, a planting soil layer and a reinforced microphone pad from the interior of a side slope soil body, the sealing layer comprises concrete and a reinforcing mesh, the reinforcing mesh is embedded in the concrete, the reinforcing mesh, the anchor net layer and the reinforced microphone pad are connected with grouting anchor rods respectively, and the reinforced microphone pad is connected with anchor nails. The slope is sealed and isolated, rainwater is prevented from entering the rock mass, and slope instability is avoided; water in the side slope is discharged by arranging the drainage pipe, and the backfill soil layer, the anchor net layer, the planting soil layer and the reinforced microphone pad are sequentially laid on the sealing layer, so that green plants can be planted on the side slope, and an ecological protection slope is formed.

The invention discloses a solid-waste-based marine engineering cementing material, a preparation method thereof and an offshore wind power grouting material, and relates to the technical field of concrete materials, the solid-waste-based marine engineering cementing material comprises 200-400 parts of modified tailings, 50-100 parts of ceramic polishing mud, 50-100 parts of fluorgypsum, 100-150 parts of red mud, and 10-30 parts of an activator, the modified tailings are obtained by acidizing tailings powder, mixing the acidized tailings powder with carbide slag, grinding the mixture and activating the mixture at the high temperature of 600 DEG C or above, and the exciting agent comprises a stabilizing component and an exciting component. The solid waste-based cementing material is prepared by using the gold tailing powder with a huge stockpiling amount as a main material and cooperatively utilizing solid wastes such as the ceramic polishing mud, the fluorgypsum and the red mud, and the offshore wind power grouting material with excellent workability, mechanical property and durability is further prepared from the solid waste-based cementing material, the tunnel hole slag machine-made sand and various additives.

The invention relates to the technical field of sewage treatment, and discloses a subsurface wetland system and a method for relieving wetland blockage. According to the subsurface wetland system provided by the invention, the wetland unit blockage monitoring system is additionally arranged, and the water inlet and outlet operation conditions of the blockage unit are automatically controlled, so that when the blockage unit operates at a low position, the degradation of organic matters among fillers is accelerated, the endogenous respiration of microorganisms is promoted to consume extracellular polymers or intracellular components, and blockages are dispersed when the water level rises; oxygen exchange and circulation of nutrient substances in the wetland are facilitated, a better environment is provided for growth of microorganisms, the activity of the microorganisms is conveniently improved, the purification capacity of the wetland is correspondingly enhanced, and pollutants in water can be better removed; blockages are dispersed by water flow, so that the wetland can be prevented from being degraded due to blockage, and the ecological health and sustainability of the wetland are kept; and as the wetland blockage is relieved, the service life of the wetland filler is prolonged, and the requirement of manual cleaning can be reduced to a certain extent, so that the maintenance cost is reduced.

The utility model discloses a baffling type modularized river channel inter-gravel purification zone structure which is arranged at the bottom of a river channel protection slope and comprises an inter-gravel purification zone module and a water distribution channel module. The water distribution channel module is fixed at the top of the river retaining wall, and river water firstly enters the water distribution channel module and then overflows into the inter-gravel purification zone module; the inter-gravel purification belt module comprises a shell, and the inner space of the shell is sequentially divided into a horizontal flow unit, a downward flow unit and an upward flow unit; each treatment unit is filled with a water treatment filter material; and the anti-scouring protection layer is fixed at the top end of the shell and is used for protecting the filter material in the whole inter-gravel purification zone module from being directly impacted by flood. The purification belt structure can provide a fixed living space for microorganisms, integrates multiple functions of filtration, adsorption, contact oxidation, biodegradation and the like at the same time, and is good in treatment effect, high in adaptability, easy and convenient to operate and maintain, small in sludge amount and short in modular construction period.

The ecological filter dam comprises a purification system, an aquatic plant system and a river channel, the lower end of the river channel is a river bottom, the purification system comprises a filtering interception area and a deep purification area, and the filtering interception area comprises a plurality of gabion cages arranged in the water flow direction of the river channel; the lower ends of the gabion cages are provided with expansion bolts and are fixed through the expansion bolts, gravels and zeolite are filled between the gabion cages, and a plurality of fixing anchor rods are arranged at the left end and the right end of the filtering and intercepting area respectively, and a double-dam-body structure of the filtering and intercepting area and the deep purification area is adopted, so that the pollutant reduction effect can be improved, and a water body is fully purified; by means of interval piling and arrangement of filter materials in the filter interception area, blockage caused by the fact that large-particle floating objects or suspended solids enter the ecological filter dam can be effectively reduced, further, the zeolite filler layer is filled with fine holes and channels, the porosity is high, the specific surface area is large, and according to the porous characteristic of zeolite, the zeolite has good adsorbability, so that the ecological filter dam is more environment-friendly. The content of suspended matters and phosphorus in river water can be effectively reduced.

The invention discloses high-compactness low-resilience shotcrete and a preparation method thereof, and relates to the field of shotcrete, the preparation method comprises the following steps: (1) respectively stacking a cementing material, a fine aggregate and a coarse aggregate by adopting an MAA model to obtain a design ratio of each internal raw material; and (2) fully mixing the cementing material, the fine aggregate, the coarse aggregate and the elasticity reducing agent which are obtained according to the design ratio in the step (1), adding water and a water reducing agent for mixing, and doping an accelerator in a manner of mixing with pressurized air to obtain the high-compactness low-resilience sprayed concrete. The early-strength elasticity reducing agent is adopted, pumpability of the sprayed concrete is improved, early hydration of the concrete is accelerated, under the combined action of the early-strength elasticity reducing agent and the alkali-free accelerator, the early mechanical property of the sprayed concrete is rapidly improved, and the construction efficiency of the sprayed concrete is improved. And by adopting multi-section close packing, close filling structures are respectively formed in the cementing material, the fine aggregate and the coarse aggregate, so that the plastic viscosity of the slurry and the compactness of the concrete are effectively improved.

The utility model provides a restrictive channel wave dissipation ecological bank protection structure, which belongs to the technical field of ecological bank protection structures and comprises an ecological bank protection slope and a water-facing wave dissipation structure constructed on one side of the ecological bank protection slope close to a channel, and aquatic plants are arranged on one side of the ecological bank protection slope close to the water-facing wave dissipation structure. A slope is arranged on the side, away from the near-water wave dissipation structure, of the ecological bank protection slope, and slope fixing turf is arranged on the slope. The near-water wave dissipation structure comprises a step-shaped grouted rubble retaining wall connected with the ecological bank protection slope, a prefabricated concrete retaining wall is arranged on the side, close to the channel, of the step-shaped grouted rubble retaining wall, and a fish nest brick set, wave dissipation stones and a slidable arc retaining wall are sequentially arranged on the step, close to the channel, of the step-shaped grouted rubble retaining wall upwards. The structure maintains the stability of the channel revetment, provides a living space for aquatic animals and plants, and improves the ecologicalization of the channel; the wave-guiding buffering device has double buffering effects, has a guiding effect on waves, changes the impact direction of the waves, and counteracts partial impact of the waves.

The utility model provides an ecological frame and a dike dam, which comprise an arc-shaped frame body and a permeable structure, the arc-shaped frame body comprises a front panel, a rear panel and a side plate; the water permeable structure is a water permeable cavity, the front panel and the rear panel are arc-shaped curved surfaces, the curvature of the front panel and the curvature of the rear panel are the same or the front panel and the rear panel are concentric arcs, and the arc length of the front panel is larger than that of the rear panel; the side plates are arranged between the front panel and the rear panel, longitudinal through grooves are formed in the side plates in the height direction of the ecological frames, the arc-shaped front panel and the arc-shaped rear panel are arranged, the outer vertical face of the dike dam formed by splicing the ecological frames is in a wavy shape, and the scouring effect of water flow and waves on the dike dam can be reduced; the dike dam formed by combining forward continuous splicing and reverse continuous splicing of the ecological frames adapts to various shoreline change conditions, the single ecological frame can meet the construction requirements of diversified ecological dike dams, and by arranging the holes and the permeable concrete pieces matched with the holes, it is guaranteed that the soil leakage prevention characteristic and the water permeability of the ecological frames are coordinated, so that the water permeability of the dike dam is improved. The overall ecological performance of the dike dam is improved.

The invention provides a low-carbon deep denitrification treatment process for high-ammonia-nitrogen wastewater, and relates to the field of wastewater treatment. The treatment process comprises the following steps that high-ammonia-nitrogen wastewater serves as wastewater to be treated, an airlift reflux integrated sewage treatment device is selected, the device comprises an aerobic reaction chamber and an anaerobic reaction chamber, the aerobic reaction chamber is an ammonia oxidizing bacteria area, the anaerobic reaction chamber is an anaerobic ammonia oxidizing bacteria area, ammonia oxidizing bacteria and anaerobic ammonia oxidizing bacteria are subjected to partitioned culture, and the ammonia oxidizing bacteria and the anaerobic ammonia oxidizing bacteria are separated; inoculating strain sludge, and treating the anaerobic ammonia oxidation granular sludge with an external electric field, wherein the intensity of the electric field is 50-100V / m; the carbon-nitrogen ratio is controlled to be 1: (2-3); the initial hydraulic retention time is 90-120 min, the water inlet flow is 6-10 m < 3 > / h, and the reflux ratio is controlled to be 190%-210%; after one week of operation, the hydraulic retention time is adjusted to be 30-60 min, the water inlet flow is 5-8 m < 3 > / h, and the reflux ratio is controlled to be 250%-300%. The high-ammonia-nitrogen animal husbandry wastewater is treated by adopting the process disclosed by the invention, the removal rate is high, green low-carbon treatment is realized, a high-ammonia-nitrogen wastewater cooperative treatment system is constructed, and the limitation of a traditional nitrification and denitrification nitrogen removal technology is broken through.

The invention discloses a livestock breeding sewage ecological treatment system based on glass pumice, and relates to the technical field of livestock breeding sewage treatment.The livestock breeding sewage ecological treatment system comprises a livestock breeding farm, a sewage outlet of the livestock breeding farm is sequentially connected with a dry-wet separation pond, a sedimentation pond, a filter pond, a glass pumice filter tank and a water storage pond, and the filter pond comprises a pond body; a ceramsite filter material layer, a quartz sand filter material layer and a cobblestone supporting layer are sequentially arranged in the pond body from top to bottom, a water outlet in the top of the sedimentation pond is connected to the upper portion of the pond body through a pipeline, a water collecting pipe is arranged in the pond body and located in the cobblestone supporting layer, and outlet water of the water collecting pipe is connected into a water flowing groove outside the filter pond. The gutter channel is connected to a glass pumice filter tank, the glass pumice filter tank comprises a tank body, and the tank body is filled with glass pumice. The method is good in breeding sewage treatment effect, ecological, environmentally friendly and low in cost.

The application discloses a kind of high density low rebound shotcrete and preparation method thereof, it is related to shotcrete field, and preparation method includes: (1), respectively to cementitious material, fine aggregate, coarse aggregate is using MAA model to be packed and the design ratio of each raw material in interior is obtained;(2), cementitious material, fine aggregate, coarse aggregate and the rebounding agent of design ratio obtained according to step (1) are fully mixed, water, water reducing agent is mixed, then by the way of mixing with pressurized air, incorporate accelerator, obtain high density low rebound shotcrete.The application uses early strength rebounding agent, improves the pumpability of shotcrete, accelerates the early hydration of concrete, under the joint action of alkali-free accelerator, rapidly improves the early mechanical properties of shotcrete, improves shotcrete construction efficiency.Multiple close packing is used, and cementitious material, fine aggregate, coarse aggregate respectively form close packing structure, effectively improve the plastic viscosity of paste and the compactness of concrete.

The utility model discloses a construction unit which is used for constructing a tidal pond, the construction unit is a quadrangular block body, a vertically extending accommodating hole is formed in the top surface of the construction unit, a texture component is distributed in the accommodating hole, a plurality of vertically penetrating holes are formed in the texture component, and the top surface of the texture component is flush with the top surface of the block body. According to the structural unit, the containing hole is formed in the top of the structural unit, and the frame unit is arranged in the containing hole, so that the structural unit has good wave reducing and dissipating effects. The utility model further discloses a tidal pond formed by the construction units, and the pond wall and the pond bottom of the tidal pond can be composed of the construction units with different heights, so that the pond wall of the tidal pond has a good wave dissipation and reduction effect. In addition, the wave dissipation effect of the tidal pool can be further improved by throwing gravels at the top of the pool wall and arranging the gravels in the tidal pool.

The present application belongs to the technical field of multifunctional textiles, and provides a biomass-based multifunctional flame-retardant textile and a preparation method thereof.Cotton fabric is dipped in a folic acid aqueous solution and dried, the folic acid-treated cotton fabric is dipped in an egg yolk aqueous solution and dried; the cotton fabric is alternately dipped in the folic acid aqueous solution and the egg yolk aqueous solution to obtain pretreated cotton fabric; the pretreated cotton fabric is dipped in a phytic acid aqueous solution and dried to obtain a biomass-based colored antibacterial and ultraviolet-resistant multifunctional flame-retardant textile.The present application uses a layer-by-layer self-assembly method to construct a folic acid / egg yolk / phytic acid coating on the surface of the cotton fabric, successfully prepares an antibacterial and ultraviolet-resistant multifunctional flame-retardant textile with good coloring effect, improves the added value of the textile, expands the application field of the textile, and has important practical application value and social significance.

The utility model relates to a coastal inner bay upstream face structure, the coastal inner bay upstream face structure comprises a seawall, a first groove body and a grating piece, a plurality of convex parts are arranged on one side of the upstream face of the seawall, at least parts of the convex parts extend in the height direction of the seawall in the length direction, and the convex parts are arranged at intervals in the length direction of the seawall; a groove which is concaved in the convex parts is formed between every two adjacent convex parts; the first groove is located on the side, close to the bottom, of the seawall upstream face, and an opening is formed in the top of the first groove. The grid piece comprises a first grid and at least two second grids, the first grid extends in the length direction of the seawall and is arranged among the multiple convex parts, and a preset gap is formed between the first grid and the inner wall of the groove; the second grids extend in the thickness direction of the seawall and are arranged on the two sides of the first grids. The coastal inner bay upstream face structure can provide inhabiting and refuge spaces for fishes and other coastal aquatic organisms, and protection and recovery of marine organisms are promoted.

The present invention relates to the field of revetment construction in water source protection areas, and in particular to an ecological revetment in a water source protection area and a construction method thereof. The ecological revetment includes a primary revetment arranged below the beach elevation, a secondary revetment arranged above the beach elevation, and an ecological sewage interception and grass-planting ditch arranged between the primary revetment and the secondary revetment. The ecological sewage interception and grass-planting ditch is in the shape of a U-shaped groove and is arranged on one side of the second foundation close to the primary revetment. Compared with other reinforcement methods, the ecological revetment of the present invention has the advantages of short construction time, large reinforcement depth, good reinforcement quality, and significant economic benefits. In particular, the ecological sewage interception and grass-planting ditch specially arranged in the present invention not only improves the functional effects of the revetment in retaining soil, filtering, and draining, but also improves the ecological and cultural landscape of the revetment.

The invention provides a spraying device for ecological restoration and management of desertified grasslands, which relates to the technical field of ecological restoration and comprises: a mobile water tank, wherein an assembly compartment is integrally arranged in the middle of the bottom rear side of the mobile water tank, and a slide valve frame is integrally arranged in the bottom of the front side of the assembly compartment; a driving channel, wherein the driving channel is fixedly connected to the bottom rear side of the assembly compartment, and the main body of the driving channel is a U-shaped structure; an air transmission channel is arranged, and a repair function of automatically replenishing grass seeds during the spraying process is provided, and the air transmission channel ...

The present invention provides a potato seedling cutting, harvesting and collecting integrated machine, which is used to solve the problems of incomplete potato-soil separation, easy potato damage and leakage, and separation of seedling cutting and harvesting in the prior art. The machine comprises: a walking collection device, a seedling cutting device, a digging device and a conveying and separating device. The walking collection device comprises a frame, a lifting and collecting mechanism arranged at the rear end of the mechanism; the seedling cutting device is arranged in front of the walking collection device; the digging device is located below the seedling cutting device; the conveying and separating device comprises two first support arms symmetrically installed on the frame and inclined at an angle to the ground, two second support arms symmetrically installed on the frame and arranged horizontally, a rotating conveying module for conveying a potato-soil mixture, and an ultrasonic potato-soil separation mechanism, wherein one end of the first support arm is fixedly connected to one end of the second support arm. The machine can not only complete the potato-soil cutting, harvesting and collecting in one body, thereby improving the harvesting efficiency, but also realize the thorough separation of potato and soil and solve the problems of potato damage and leakage.

The utility model relates to the technical field of building structures, in particular to a defective large pipeline recycling building structure. Which comprises a pipeline main body and is characterized in that concrete walls are arranged on the two sides of the pipeline main body, a ground layer is arranged at the bottom of the pipeline main body, three to six pedestrian pedals are arranged in the center of the ground layer and arranged at equal intervals in an array mode, a water guide groove is formed in the surface of the top of the ground layer, and a reinforcing assembly is arranged on the top of the pipeline main body. The structure is simple, environmental pollution and resource waste are reduced by reusing defective large pipelines, space utilization is optimized, urban ecology is improved by forming the planting holes in the top of the pipeline body and greening the top, the stability and safety of the structure are improved by arranging the reinforcing assembly, and the service life of the pipeline body is prolonged. The crossed arrangement of the ladder-shaped water guide grooves and the pedestrian pedals provides an effective water drainage and pedestrian passing solution, and the safety and attractiveness at night are enhanced through the arrangement of the LED lamp strips.

The utility model discloses a kind of six-prong block solid stone slope protection structures, including multiple six-prong blocks, multiple six-prong blocks inside are provided with up and down through grass planting cavity;Multiple six-prong blocks are provided with at least 6 through holes at height direction 1 / 3 along horizontal direction through;Multiple through hole is through with steel wire A and steel wire B reinforcement fixed;Multiple six-prong blocks are laid along box culvert boundary boundary line and cut-off flood drainage channel top boundary line respectively, six-prong block inside located in edge area is filled with concrete by concrete filling cavity, to form boundary reinforcement area.The six-prong block solid stone slope protection structure of the utility model not only improves the structural stability and ecological performance of slope protection, also has the advantages such as convenient construction, cost benefit is high, durability is strong and water permeability is good.

The utility model discloses a tree grate, which relates to the technical field of landscapes and comprises two tree plates, a plurality of square tubes and a plurality of embedded parts. The two tree plates are spliced into a square plate, the arc-shaped grooves in the inner walls of the two tree plates are spliced into a circular tree hole, and a plurality of leaf-shaped hollows are formed in the tree plates; a plurality of square tubes are fixedly arranged on the bottom surface of the tree board to form a keel; the multiple embedded parts are arranged in the tree pool in advance, and the top faces of the embedded parts are used for supporting the square pipes. According to the scheme, the tree grate can be quickly, simply and conveniently installed, the installation difficulty and cost are reduced, and the problem that a traditional tree grate is inconvenient to install is solved; and the requirements for diversification, attractiveness and ventilation are met.

The invention provides a polder area integrated intelligent canal head system and a drought and flood water ecological cooperative regulation and control method, and the system comprises an integrated canal head main body unit which is provided with a main river channel main water gate in the middle, and is provided with a flood drainage pump station and a water diversion pump station at two sides; the wet chamber management room is internally provided with water inlet and outlet runners and impellers of the drainage pump station and the diversion pump station, and is provided with electromechanical equipment and a local intelligent management and control terminal; the sensing control unit comprises a water level, flow and water quality detection monitor and a sensing control module; and the intelligent management and control unit is connected with the channel head node and the monitoring and sensing network through a communication network to realize data summarization, global decision and instruction distribution. Through a highly integrated technical scheme and an intelligent collaborative decision-making system, the problems that the construction cost of a large-pattern polder-irrigation integrated area is high, operation management and protection are difficult, and flood control and drainage-irrigation water supply-water ecology are integrated are solved, and technical support is provided for polder area modernization transformation.

The utility model belongs to the technical field of port and coast engineering, and discloses an ecological accropode armor block, and rut-shaped ecological grooves are formed in the surfaces of an upper cross rod and a lower cross rod of the block. On the basis of the accropode block structure, durability and safety are guaranteed; the ecological grooves are adopted, the block body surface area is increased, the block peripheral hydrodynamic environment is changed, the flow velocity of boundary layers in the grooves is reduced, and marine organism attachment and nutrition exchange are facilitated; aquatic organism protection type concrete is used as a material, the characteristics of high strength, high toughness, strong durability and the like are achieved, and the purpose of improving the durability and the ecological property of a protective surface block is achieved. The ecological breakwater has durability, safety and ecotype, effectively reduces waves, provides space for survival of marine organisms, improves the ecological environment around the breakwater, and provides technical support for green and environment-friendly port and coast engineering.

The utility model provides pavement maintenance milling equipment, which relates to the technical field of pavement milling equipment and comprises a milling mechanism, and a dust falling mechanism is fixedly mounted at the top of the milling mechanism and comprises a water tank. According to the utility model, under the cooperation of the dust falling mechanism and the milling mechanism, the height of the milling barrel is adjusted through a universal wheel moving device and a hydraulic cylinder, then the milling barrel is operated by a motor to rotate, and a valve is opened at the same time, so that water flow can flow out from a spray head; the device has the advantages of environmental protection, improvement of working conditions, improvement of equipment efficiency, improvement of working quality, meeting of regulatory requirements and the like, dust and raised dust generated in the milling process can be effectively reduced, the surrounding environment and ecology can be protected, diffusion of the dust can be reduced, the working conditions of operators are improved, and the working efficiency of the operators is improved. And the health is protected.

The utility model relates to the technical field of fish and vegetable symbiosis, and discloses a vegetable planting groove for fish and vegetable symbiosis, which comprises a groove body, a planting box is arranged in the groove body, one end of the groove body is connected with a water inlet pipe, the other end of the groove body is connected with a water outlet pipe, a reciprocating assembly is arranged in the groove body below the planting box, and a cleaning assembly is arranged at the bottom of the reciprocating assembly. A sewage outlet is formed in one side of the tank body, a water stirring assembly is arranged on the reciprocating assembly, a driving assembly is connected to the outside of the water stirring assembly, an oxygen supply machine is installed on the outer wall of the tank body, an oxygen supply pipe is connected to the oxygen supply machine, and the end, away from the oxygen supply machine, of the oxygen supply pipe is fixed to the water stirring assembly. The problems that an existing planting groove oxygenation device is not uniform in oxygenation range, the effect is poor, vegetable roots are prone to rot, rotten substances are prone to accumulation at the bottom of a planting groove, and cleaning is not easy are solved.

The utility model provides a vegetation porous ecological concrete frame type slope protection. The vegetation porous ecological concrete frame type slope protection comprises side slope foundation soil, and a concrete coping, a concrete frame and a concrete foot which are arranged on the side slope foundation soil from top to bottom. A nutritional type composite non-woven fabric layer, a porous ecological concrete base layer and a mixed organic fertilizer cultivation soil layer are sequentially arranged in the concrete lattice from bottom to top; green plants are planted in the mixed organic fertilizer cultivation soil layer. According to the utility model, both safety and ecology are considered, the safety is ensured, the ecology of the two banks of the riverway can be improved, the balance of the ecological system of the riverway can be recovered, and the device is suitable for various riverways which need to be provided with protection slopes to increase the protection performance, and is particularly suitable for riverway slopes with the slope ratio of 1: 2.0-1: 3.0.

The present invention proposes a fish cave, comprising a horizontally placed cylinder, the cylinder being provided with a front cover and a rear cover for closing the cylinder openings at the front and rear ends, the upper portion of the front cover being provided with an inlet; at least one first partition and at least one second partition being provided in the cylinder, the first partition being provided with a first notch, the second partition being provided with a second notch, the first notch and the second notch not overlapping. The present invention also proposes a fish cave environment system, comprising a plurality of the above-mentioned fish caves arranged in parallel and connecting pipes, the rear cover being provided with through holes, the through holes of the fish caves being connected through connecting pipes. The fish cave of the present invention can be set at the bottom of both sides of a river channel for aquatic organisms in the river channel to inhabit. When the river channel is flooded, it can be used for fish to take shelter and avoid being washed away by the flood.