134results about How to "In line with the concept of green development" patented technology

The invention belongs to the waste battery recycling technology field, and discloses a waste power lithium battery all-component cleaning and recycling method. The method comprises the following stepsof (1) under inert gas protection and an unclosed state, disassembling and crushing to obtain crushed battery materials; and (2) separating and recycling an electrolyte from the crushed waste power lithium battery materials by adopting a forced extraction method; (3) extracting and recycling a binder; (4) drying the crushed battery materials; and (5) sorting and screening the dried crushed battery materials, and separating and recycling an electrode powder and copper-aluminum particles. The method has advantages that through an extraction method, the electrode powder, the binder and an organic solvent are completely separated from each other, and the electrolyte, the binder and the electrode powder in the waste power lithium ion battery are efficiently recycled. A whole process has zero emission of three wastes and is environment-friendly.

The invention provides a method for preparing a graphite-reinforced anti-attrition heat and electricity conduction coating layer by supersonic laser deposition. The method is to synchronously introduce a laser beam in the cold spraying process; and through a radiation effect of the laser, powder particles are softened without being molten, so that the critical deposition speed of powder is lowered, the deposition efficiency of the powder is improved, the bonding force of the coating layer is increased, multiple defects of the coating layer prepared by single cold spraying are solved, the comprehensive performance of a composite coating layer is greatly improved, both economy and environmental protection are achieved, and the idea of green development is quite met.

The invention discloses a preparation method of an environment-friendly, low-viscosity and high-strength epoxy grouting material. The preparation method includes the following steps that 1, 50-80 parts of epoxy resin and 20-50 parts of crosslinking diluent are mixed to obtain liquid A; 2, 5-10 parts of curing agent and 1-5 parts of accelerant are mixed to obtain liquid B; 3, 1-10 parts of initiator independently forms a component C; 4, during use, firstly, the liquid A and the liquid B are mixed and stirred to be uniform, the component C is added, and the environment-friendly, low-viscosity and high-strength epoxy grouting material is obtained after the materials are stirred to be uniform. The components of the grouting material are free of toxins and friendly to the human body and the environment; the initial slurry is low in viscosity and excellent in grouting performance, has water drainage performance, and can be cured in water; the shrinkage rate of the slurry is low during gelatinization curing, the curing volume is stable, and the mechanical performance of cured products is excellent; the slurry matching is simple and easy to grasp, and the raw materials are easy to purchase; the grouting material can be applied to strengthening reinforcement of board or beam or column structure concrete cracks and seepage-proofing reinforcement of hydraulic concrete cracks.

The invention relates to the technical field of water quality detection, in particular to a distributed water source monitoring system which is composed of a water quality detection device, a floatingobject monitoring device, a communication device, a power supply device and a display device. The water quality detection device comprises a turbidity sensor, a PH value sensor, a temperature sensor,a TDS sensor and a core controller; the floating object monitoring device comprises a camera and a raspberry pi; the communication device comprises Zigbee serial port communication and Nb-IoT Internet of Things communication. The power supply device comprises a solar cell panel and a storage battery; and the display device comprises an upper computer display and a remote webpage display. The invention provides a remote monitoring concept of combining sub-regions with sub-nodes, and water quality information and floating object information of a large-area water area or a longer riverway can beacquired at the same time, so that the accuracy and the real-time performance of the system are improved.

The invention provides a method for preparing an aluminum oxide reinforced copper-based wear-resistant, heat-conducting and electric-conducting coating through laser-assisted low-pressure cold spraying. The method comprises the following steps that a laser beam is synchronously introduced in a low-pressure cold spraying process, powder particles are softened but not melted under the irradiation action of laser, a matrix is heated at the same time, the critical deposition velocity of powder is reduced, the deposition efficiency of the powder is improved, the binding force of the coating is improved, and the porosity of the coating is reduced; and irregular aluminum oxide particles are added into the copper powder to enhance the wear resistance of the coating, so that the content of aluminum oxide in the coating is low, the mechanical performance is good, many problems of the copper coating prepared through single low-pressure cold spraying are solved, the wear resistance is greatly improved while the heat conduction and electric conduction performance is kept, the comprehensive performance of the composite coating is good, the resource utilization rate is high, and the green development concept is met.

The invention discloses a water-saving-type washing circulating system, and relates to the technical field of washing boxes. The problem that a traditional washing device wastes water resources is solved. According to the technical scheme, the system is characterized by comprising a washing mechanism, the washing mechanism comprises a plurality of washing boxes sequentially arranged stage by stage, the water outlet side of each washing box is provided with an overflowing box, each overflowing box comprises an isolation plate arranged inside the corresponding washing box, each isolation plate is provided with an overflowing opening through which water passes, each isolation plate is provided with a regulating assembly for regulating the height of the corresponding overflowing opening, a filter assembly is arranged inside each overflowing box, a feeding mechanism is arranged at the front end of each washing box, each feeding mechanism comprises a rack and a sink arranged on the rack, anauxiliary device is arranged inside each sink, a circulating mechanism is arranged at one side of each washing box, each circulating mechanism comprises a sewage treatment box connected to the corresponding washing box, and a filter mechanism is arranged inside each sewage treatment box. The water-saving-type washing circulating system has the advantages of saving water and recycling water.

The invention provides a supersonic laser deposition micro shot peening method. The supersonic laser deposition micro shot peening method comprises the following steps that the surface of a to-be-repaired part is pretreated; a mixed spraying material is manufactured, then a laser beam is introduced in the cold spraying process, supersonic laser deposition micro shot peening is carried out on the pretreated to-be-repaired part, then aftertreatment is carried out on a workpiece repairing layer, and a qualified repaired part can be obtained. The invention further comprises a spraying device which comprises cold spraying equipment, laser equipment, carrier gas supply equipment and moving equipment, a mechanical arm of the moving equipment is suspended above the workbench, and the cold spraying equipment comprises a powder feeder, a gas heater, a cold spraying gun and a power source; the laser equipment comprises a laser head and an infrared detector; the carrier gas supply equipment comprises a gas cylinder group, a gas conveying pipeline and a control valve. The method has the beneficial effects that due to the introduction of the laser beam, the deposition efficiency and the bonding strength of the soft metal material are greatly improved compared with single cold spraying, and the defect that the porosity in a repairing layer is high is overcome.

The invention belongs to the technical field of waste battery recovery, and discloses a method for separating and recovering electrolyte in waste power lithium batteries by means of ultrasonic enhanced extraction. The method is characterized by comprising the following steps: (1) disassembling and crushing waste power lithium batteries under the protection of inert gas and in a closed state to obtain crushed waste batteries; (2) feeding the crushed waste lithium batteries into extraction equipment, and carrying out ultrasonic enhanced extraction to realize extraction separation of the electrolyte; and (3) separating and recovering the extracted electrolyte, a main extraction agent and an auxiliary extraction agent through evaporation and condensation, and recycling the recovered electrolyte, the recovered main extraction agent and the recovered auxiliary extraction agent in the extraction process. The method has the beneficial effects: the method has a wide range of applications; and the electrolyte in power lithium ion batteries is efficiently extracted and separated, and the main extraction agent and the auxiliary extraction agent are recycled after being evaporated and condensed, no polluting gas, liquid or solid waste is generated in the whole process, zero emission of three wastes is truly realized, the method is environment-friendly, and large-scale industrial applicationis easy to realize.

The invention discloses a pond tylorrhynchus heterochaetus, grass carp and goose three-dimensional ecological integrated culture system, and particularly relates to the field of three-dimensional culture systems. The system comprises a pond, a goose house is arranged on one side of the pond, a floating column is arranged on one side of the goose house, a guide plate is arranged at the bottom of the floating column, a silting layer is laid at the bottom of the pond, a first fence is arranged in the middle of the pond, a second fence is arranged on one side, far away from the goose house, of thepond, and the pond is divided into three interactive spaces by the first fence and the second fence. As the pond is divided into the three interactive spaces for culturing geese, grass carps and tylorrhynchus heterochaetus to form mutually independent and interdependent three-dimensional culture modes, space is reasonably used, resource use efficiency is greatly improved, management is facilitated, diseases are decreased, the geese and the tylorrhynchus heterochaetus take activities on a water surface and underwater, oxygen is naturally produced, water is activated, organic feed is provided for fishes, cost is saved for farmers, and culture benefits are greatly improved.

The invention discloses an environment-friendly express box with compression-resisting and shock-absorbing functions. The express box comprises a box body and an upper cover, wherein a layer of honeycomb paperboard is arranged at the inner top of the upper cover; a plurality of square shock-absorbing columns are closely arranged inside the box body; each shock-absorbing column comprises a hollow external column, a hollow internal column and a spring buckle; the upper and lower ends of each hollow external column are both open; the lower end of each hollow external column is fixed at the inner bottom of the box body; the lower end of each hollow internal column is open; the upper end of each hollow internal column is enclosed; each spring buckle is arranged in the corresponding hollow internal column; each hollow internal column is arranged together with the corresponding spring buckle in the corresponding hollow external column; and the upper end of each spring buckle is propped against the inner top of the corresponding hollow internal column. The express box provided by the invention is relatively low in cost, adopts the design that the spring buckles are integrated with the honeycomb paperboard, has the excellent compression-resisting and shock-absorbing effects, and can be used for packaging and protecting irregular fragile objects. The above advantages mean that the express box has a relatively good market. The express box accords with the concept of environment-friendly development because all the components except the spring buckles are made of paper.

The invention provides a method for one-step synthesis of a ZSM-5 molecular sieve in a solid phase system, which is characterized by comprising the following steps: uniformly mixing a silicon source,an aluminum source, a mineralizing agent, an alkali source and a template agent, crystallizing the mixture at the crystallization temperature of 100 DEG C and 180 DEG C for 6-48h, and washing and drying the obtained product to obtain the ZSM-5 molecular sieve. The preparation process only relates to grinding and mixing of the raw materials, the steps of stirring, aging and the like required in thehydrothermal synthesis process are not needed, no solvent is added, a sample can be obtained by directly grinding and mixing at a certain temperature for a certain period of time, the utilization rate of the raw materials and the product yield are greatly improved, seed crystals do not need to be added to induce crystallization in the crystal forming process, the product crystallization rate is high, and the crystal form is good.

The invention belongs to the technical field of building materials, and particularly relates to a noise-reduction heat-insulation wall material, a preparation method thereof, a noise-reduction heat-insulation building block and a manufacturing method thereof. The method comprises the following steps: 1) preparing raw materials; 2) mixing aggregates, graphene oxide, cement and silica fume to obtaina mixture A; 3) successively adding a water reducing agent, a binder, an activating agent and water of which the mass is 30-40% of the mass of the cement in the mixture A, and stirring and mixing toobtain mixed slurry B; 4) processing crop straws into a straw frame; 5) pouring the mixed slurry B in a mold and carrying out pouring, placing the straw frame obtained in step 4) in the mold in the pouring process, demolding and then maintaining to obtain the final product. Main raw materials of the noise-reduction heat-insulation wall material are construction wastes, the problem that the construction wastes are difficult to treat is solved, and resourceful utilization of wastes is realized. By gap structures between the straws and the aggregates, a sound wave transmitting distance is lengthened, repeated refraction is carried out, energy of sound wave is weakened, and a noise-reduction effect is good.

The invention discloses a vegetable meat meal replacement bar with satiety and meal replacement effects. The vegetable meat meal replacement bar comprises the following raw materials: purified water,a vegetable tissue protein, vegetable protein powder, konjaku flour, carrageenan, carboxymethyl cellulose, chitosan oligosaccharide, mulberry leaf powder, salt and mixed spices. The invention furtherdiscloses a preparation method which comprises: firstly, soaking the dried vegetable tissue protein with water until the dried vegetable tissue protein is soft, and then carrying out filamentization processing; then uniformly mixing the raw material obtained after filamentization processing, adding the purified water, the plant protein powder, the konjaku flour, the carrageenan, the carboxymethylcellulose, the chitosan oligosaccharide, the mulberry leaf powder, the salt and the mixed spices to carry out mixing stirring processing; and finally, carrying out film pressing, bagging, vacuumizingand sealing on the materials after mixing stirring processing, and finally, carrying out sterilization processing. The vegetable meat meal replacement bar with the satiety and meal replacement effects, which is disclosed by the invention, is balanced in nutrition, has an obvious effect in the aspect of satiety, has a meat flavor and taste, and meets demands of people for meat foods.