31results about How to "Help recycle" patented technology

The invention relates to the field of photocatalysis, and specifically relates to a preparation method of a graphite-type carbon nitride composite nickel ferrite magnetic photocatalytic material. According to the invention, magnetic nickel ferrite is combined to graphite-type carbon nitride with a chemisorption method, wherein the mass ratio of graphite-type carbon nitride to nickel ferrite is 1:5-1:25. The synthesis method comprises the following steps: carbon nitride and nickel ferrite with a certain mass ratio are added into anhydrous ethanol, and are dispersed and stirred for a certain period of time; and heat treatment is carried out under a certain temperature. The catalyst provided by the invention has good magnetism, good dispersion and good stability. After 5 photo-degradation cyclic experiment, the catalyst can still maintain relatively high catalytic activity. Under visible light, the g-C3N4/NiFe2O4 can be excited to produce light-induced electrons and holes, and can be subjected to a light Fenton reaction with hydrogen peroxide, such that methylene blue high-efficiency degradation can be realized.

The invention discloses a sidewalk pavement structure for water permeation, water storage and water discharging. The sidewalk pavement structure comprises a sidewalk, a roadway and a rainwater port communicated with a municipal water discharging system and further comprises a transverse water permeation pipe, the sidewalk comprises a water-permeable surface layer, a water-permeable leveling layer, a water-permeable base layer and an inverse filtering cushion which are arranged sequentially from top to bottom, a groove paved with a filling material is formed in the bottom of the inner side of the inverse filtering cushion, and waterproof geotechnical cloth is arranged at the bottom of the inverse filtering cushion, on the left and right sides of the groove and at the bottom of the groove; first kerbs are arranged on two sides of the sidewalk, and the transverse water permeation pipe communicates the groove with the rainwater port. The sidewalk pavement structure has good water permeating, storing and discharging functions, can effectively prevent water accumulation on the surface of the sidewalk and can relieve pressure of the municipal water discharging system under extreme raining conditions to certain extent; rainwater is avoided permeating into roadbeds, so that long-time stability of the roadbeds is guaranteed; water permeability and air permeability of the sidewalk pavement structure can be improved, and urban 'heat island effect' is relieved to certain content.

The invention discloses a magnetorheological damper piston assembly with a sedimentation active dispersing device. The magnetorheological damper piston assembly comprises a working cylinder, a pistonrod and a piston assembly; the working cylinder is internally provided with magnetorheological fluid; the upper end of the piston rod penetrates into the working cylinder, and the part, penetrating out of the working cylinder, of the lower end of the piston rod is provided with an oil seal; the piston assembly includes a rotor, a stator, a top cover and a bottom cover; the outer circumferential wall of the rotor is provided with spiral ribs; the rotor is arranged on the piston rod in a loose sleeving manner and is located inside the working cylinder; the stator is arranged on the rotor in a sleeving manner and is located inside the working cylinder; a damping gap is formed between the stator and the rotor; the top cover is installed on the piston rod in a sleeving manner and is located inthe working cylinder; and the bottom cover is located in the working cylinder. The spiral ribs on the rotor rotate to make the magnetorheological fluid flow in the working cylinder through the dampinggap to do rotating flow and axial flow, redispersion after sedimentation of the magnetorheological fluid is achieved, and energy recovery when a magnetorheological damper normally runs is facilitated.

The invention discloses a bottom channel magneto-rheological damper with a settling and active-dispersing device. The bottom channel magneto-rheological damper comprises a liquid barrel, a bottom cover, a positioning column, a rotor, a stator, a top cover, a working cylinder, a piston assembly and a piston rod, wherein the upper end of the bottom cover is mounted in an opening in the lower end ofthe liquid barrel; a spiral rib is arranged on the outer peripheral wall of the rotor; the rotor is positioned in the liquid barrel; the stator comprises an outer barrel and an inner barrel; a plurality of magnetic poles are arranged between the inner barrel and the outer barrel; the stator is arranged on the rotor in a sleeving manner, and is positioned in the liquid barrel; an inner channel is formed between the stator and the rotor; an outer channel is formed between the stator and the liquid barrel; the top cover is mounted at the upper end of the stator; the working cylinder is positionedin the liquid barrel, and is filled with magneto-rheological liquid; the piston assembly is positioned in the working cylinder; and the piston rod is mounted on the piston assembly. The bottom channel magneto-rheological damper realizes re-dispersion after magneto-rheological liquid is settled, and is beneficial for energy recycling when the magneto-rheological damper normally works.

The invention discloses an environment-friendly cleaning platform, which comprises a cleaning tank and a cleaning platform. The inside of the cleaning platform is provided with a cleaning tank, and the bottom of the cleaning tank is provided with a screw rod, and one side of the screw rod is provided with an impurity collection bin. , the bottom of the screw rod is provided with a filter screen, and the bottom of the filter screen is provided with two water pipes, the inside of the two water pipes at the bottom of the filter screen are all provided with electromagnetic valves, and a water pipe at the bottom of the filter screen One side of the filter is provided with a filter, and one side of the filter is provided with a water collection box, and one side of the water collection box is provided with a water pump. In the present invention, the bottom of the cleaning tank is provided with a screw rod, and one side of the screw rod is provided with an impurity collection bin, and the bottom of the screw rod is provided with a filter screen, so that the screw rod can separate sewage from impurities, and the impurity collection bin can Impurities are collected, so such a setting will not cause impurities to block the water delivery pipe, which is conducive to water recycling.

The invention provides an intelligent garbage sorting system. The intelligent garbage sorting system comprises a base, a box body, a control cabinet, a garbage classification cabinet, a grabbing and classifying device, an image collecting device, a feeding port and a garbage recognition and classification module, wherein the box body is arranged on the base, the control cabinet is arranged on one side in the box body, the garbage classification cabinet is arranged in the box body and adjacent to the control cabinet, the grabbing and classifying device is arranged at the upper part of the garbage classification cabinet in the box body, the image collecting device is arranged below the grabbing and classifying device, the feeding port is formed in the top of the box body, and the garbage recognition and classification module is used for recognizing garbage. According to the intelligent garbage sorting system, the image collection device is arranged below the grabbing and classifying device, an image of the garbage is collected when the garbage is grabbed, and the image is transmitted to the garbage recognition and classification module through a controller to be recognized; and meanwhile, according to garbage information fed back by the garbage recognition and classification module, the controller controls the grabbing and classifying device to grab and move the garbage into sub garbage cans of the corresponding types, so that the garbage is classified and treated, the sorting precision is improved, the labor amount of garbage classification is reduced, the pollution of the garbage to the environment is reduced, and meanwhile, the recycling and cyclic utilization of resources are facilitated.

The invention discloses a cultivation method for edible mushrooms. The cultivation method includes the following steps that a, by weight, 30-40% of kudzu vine powder, 10-20% of shell powder, 40-50% ofwood bits and 0-10% of cotton seed hulls are taken and mixed uniformly to be sterilized, and then edible mushroom sticks are prepared; b, edible mushroom strains are inoculated into the edible mushroom sticks; c, after culture, fruiting is conducted. The invention further discloses a culture medium for the edible mushrooms. In the cultivation method for the edible mushrooms, the edible mushroom sticks contains a lot of glycitin active components which are used as main raw materials to cultivate the edible mushrooms, in this way, the usage quantity of the wood bits can be decreased remarkably,and the cultivation cost for the edible mushrooms is lowered greatly. In addition, no pesticide residues exist in the kudzu vine raw material, and the edible safety of the cultivated edible mushroomsis higher.

The invention discloses a method for testing voltage-withstanding insulation of a total anode of a lithium battery module to a shell. According to the method, a low-voltage insulation test system is used for testing before BusBar welding is carried out on a lithium battery module; the method specifically comprises the following steps: modifying and optimizing a relay circuit board of a low-voltageinsulation test system; changing a circuit for connecting the positive electrode and the negative electrode of each battery cell through switching of a relay, and simulating the series-parallel connection state of the battery cells after BusBar welding of a lithium battery module by utilizing a probe, a high-voltage silica gel wire and a printed circuit in a relay board; connecting a positive electrode of a withstand voltage tester of the low-voltage insulation test system with a simulated total positive electrode, and connecting a negative electrode of the withstand voltage tester with a lithium battery module shell, so that a required test loop is formed, an insulation value and a withstand voltage value of the total positive electrode to the shell are measured, and a BusBar-imitated insulation and withstand voltage test before BusBar welding is realized. According to the invention, the overall test efficiency is improved, and the production cost is reduced to a certain extent.

The invention provides a bus shelter seat capable of saving the use space. The bus shelter seat comprises a base. A trash can is fixedly installed on the top of the base through distortion springs. Atrash cover is fixedly installed on the top of the trash can through distortion springs. A trash opening is formed in the upper side of the trash can through distortion springs. Supporting columns arefixedly installed on the two sides of the trash can through distortion springs respectively. A connecting rod is fixedly installed at the top end of each supporting column through a distortion spring. A seat plate is hinged to the right sides of the supporting columns through distortion springs. A pull ring is fixedly installed at the right end of the seat plate through distortion springs. According to the bus shelter seat, by hinging the distortion springs to the lower side of the seat plate, the seat plate can automatically turn upwards when no people sit on the seat plate, and the space occupied in a shelter is reduced; by installing buffering cushions on the two sides of the trash can, when people sitting on the seat stand up, a buffering and strike eliminating effect is realized whenthe seat plate springs back, the seat plate can be protected, the damage to the seat plate can be reduced, and the service life of the seat plate can be prolonged.

The invention provides a method for removing a conductive layer containing a carbon conductive material from a Ti-made fuel battery separation plate while inhibit loss of a substrate that is Ti material. The Ti-made fuel battery separation plate of the invention comprises: a conductive layer which contains the carbon conductive material and is formed on the substrate made of pure titanium or titanium alloys, and an intermediate layer which contains titanium carbide and is formed between substrate and the conductive layer; and the method is used for removing the conductive layer from the Ti-made fuel battery separation plate. The method is characterized by dipping the Ti-made fuel battery separation plate in a water solution containing any one of nitric acid and hydrogen peroxide, or in a water solution containing both of nitric acid and hydrogen peroxide.

The invention discloses an air purification device applied to a construction site. The air purification device comprises a collection part, a dust collection part, a purification part and an exhausting part, wherein the collection part is internally provided with a flared collection opening; a large-power air pump is arranged under the flared collection opening; a plurality of layers of dust collection bags are arranged in the dust collection part; the purification part is internally provided with a spraying system; the spraying system is internally provided with a spraying device; a circulating water cabin is arranged under the purification part; the cyclic utilization of water resources is realized between the circulating water cabin and the spraying device; and a gas spraying hole is formed in the exhausting part. The air purification device is simple in structure, convenient to use, simple to operate and capable of collecting dust; and air is humidified and purified by utilizing circulating water, so that the air quality of the construction site is improved and body health is protected.

The invention discloses a method for preparing fishing net threads by using waste paperboards, and belongs to the technical field of fishing net processing. The method comprises the following steps of(1) preparing fillers; (2) performing melt spinning; and (3) carrying out stretching and shaping. According to the method for preparing the fishing net threads from the waste paperboards, the waste paperboards are used for fishing net processing, the waste paperboards are fully utilized, cyclic utilization of resources is facilitated, the mechanical property and the anti-aging property of the fishing net are enhanced and improved, the service life of the fishing net is prolonged, the resources are saved to a certain extent, and the market popularization and application values are high.

The invention discloses a method for preparing a filler for fishing net processing by using waste paperboards, and belongs to the technical field of fishing net processing. the method comprises the following steps: (1)crushing treatment; (2)carbonizing treatment; (3)cold plasma treatment; (4)high-temperature and high-pressure treatment; and (5)freezing treatment. According to the method for preparing the filler for fishing net processing from the waste paperboards, the waste paperboards are used for fishing net processing, cyclic utilization of resources is facilitated, the mechanical propertyand the ageing resistance of a fishing net are enhanced and improved, the service life of the fishing net is prolonged, the resources are saved to a certain extent, and market popularization and application values are high.

The invention relates to the field of disease and pest control, in particular to a sweet potato planting method capable of preventing diseases and pests. The method includes: leveling soil; preparinga Chinese herbal medicine pesticide; using the pesticide to prepare a pesticidal solution, and soaking sweet potato vines with the pesticidal solution; using a cuttage method to plant the sweet potatovines in a sweet potato field; fertilizing and weeding, and using the Chinese herbal medicine pesticide to spray the sweet potato plants during sweet potato growth. The method has the advantages thatthe Chinese herbal medicine pesticide is used to kill pests such as insects in soil and on sweet potato plants, a good pesticidal effect is achieved, environment pollution is avoided, and sweet potato yield and quality are increased; in addition, by applying organic fertilizer, safety and reliability are achieved, problems of soil pollution and soil hardening generated by chemical agent use in the prior art can be avoided, and soil recycling can be facilitated.