104results about How to "Recycle and save" patented technology

The invention relates to a novel functional flexible clamp and an application method thereof. The clamp is characterized in that the clamp comprises a positioning and clamping groove which is used for positioning and clamping parts, a cleaning and recycling groove which is used for cleaning cutting dust and recycling magneto-rheological liquid and a clamp base; the clamp base is used for fixedly installing the positioning and clamping groove and the cleaning and recycling groove, fixed connections between the clamp and all types of machine tool platforms are achieved, and the clamp base comprises a connection baseplate, electromagnets and permanent magnets; the connection baseplate is of a tabular structure which has a flat bottom surface and a protrusion on the middle of the upper surface, U-shaped grooves which are used for achieving the fixed connections between the clamp and all types of the machine tool platforms of are symmetrically formed in the left side and the right side of the connection baseplate, and a plurality of connection through holes which are used for fixing the positioning and clamping groove and the cleaning and recycling groove are formed in the middle of the connection baseplate; a plurality of grooves are evenly formed in the protrusion on the middle of the upper surface of the connection baseplate in the length and width directions of the connection baseplate, and communication grooves which are used for arranging electromagnet cables are formed among the grooves.

The invention provides a renewable energy coupled energy storage and temperature regulation wall body system and a using method thereof. The renewable energy coupled energy storage and temperature regulation wall body system is characterized by comprising a temperature regulation wall body, a solar energy device and a shallow soil heat exchange tube; the solar energy device is arranged on a roof of a room; the shallow soil heat exchange tube is buried in the ground; the temperature regulation wall body is connected with the solar energy device and the shallow soil heat exchange tube; one end of the shallow soil heat exchange tube is connected with a water supply pipeline three-way reversing valve, a heat exchange tube water pump and a heat exchange tube flow meter; the other end of the shallow soil heat exchange tube is connected with a water return pipeline three-way reversing valve through a pipeline; the temperature regulation wall body comprises an inner wall plastering layer, a phase change energy storage plate, binding mortar, an inner wall body and an outer wall plastering layer in turn along the direction from interior to exterior; small pipe diameter of coiled pipes are uniformly embedded in the phase change energy storage plate along the direction of the height of the wall body; a water inlet end and a water outlet end of the small pipe diameter of coiled pipes re located at the bottom of the temperature regulation wall body. The using method is divided into three working condition modes of the winter working condition mode, the summer working condition mode and the transition season working condition mode.

The invention discloses a method for preparing lithium carbonate through salt lake brine. The method comprises the following steps of firstly adsorbing the salt lake brine through a high-property lithium extraction adsorbent, then performing nanofiltration for removing magnesium, performing forward osmosis and preliminary concentration, performing deep magnesium removal, performing multiple-effect evaporation, and performing sedimentation so as to obtain the battery-grade lithium carbonate. According to the method disclosed by the invention, an adsorption method, a membrane method and an evaporation method are organically combined together, so that the energy consumption is greatly reduced, and the cost is reduced; and besides, the lithium carbonate prepared by the method disclosed by the invention is high in purity and stable in quality. The method disclosed by the invention has the advantages of being simple and convenient to operate, low in energy consumption, stable in effects and the like.

The invention relates to preparation and application of a lignin or an aminolignin-modified magnetic nano-adsorbent. The magnetic nano-adsorbent is obtained by a one-step conversion of lignin and a raw material iron salt by a modified chemical coprecipitation method. The main method is to prepare surface-modified magnetic nanoparticles by dissolving lignin or amino-modified lignin in an alkaline precipitant and using the alkaline precipitant for coprecipitation. The synthesized magnetic nano-adsorbent has adsorption capacity for both anionic dyes and cationic dyes. Compared with other lignin-based adsorbents, the adsorption capacity is increased by about 2 to 5 times. At the same time, desorption can be achieved by adjusting of the pH, so that the adsorbent is recycled, and the dyes can berecovered. Lignin raw materials used in the adsorbent are industrial and agricultural waste materials, the materials are rich and low in price, the synthesis method is simple and efficient, and the adsorbent is economical and environmentally friendly, and has good application prospects.

The invention relates to a RFID indoor positioning method based on a deep belief network, belonging to the technical field of indoor positioning. The method comprises the following steps: establishinga RFID signal indoor propagation model; acquiring received signal intensity values of a reference tag at difference readers, and establishing a finger-printing database; performing feature extractionfor finger-printing data through DBN, wherein the extracted deep features are in one-to-one correspondence with position coordinates to form a new finger-printing database; extracting features for the received signal intensity values of a to-be-positioned tag at different readers through DBN, and performing similarity comparison with the features in the finger-printing database, thereby realizingposition estimation for the to-be-positioned tag. The method has the advantages that RFID indoor positioning is more accurate through similarity comparison between the features of the RFID to-be-positioned tag and the features in the finger-printing database, and for acquisition of the finger-printing data, the reference tag can be reused, and compared with a real-time positioning system, validity of the positioning system can be guaranteed all the time, and the system is enabled to have stability.

A circulating system of car-washing wastewater is provided. The circulating system comprises a lane guiding device, a converging and standing system, a primary water purification filtration system, a secondary water purification filtration system, a final purified water production system and a backwater circulating system in order. The circulating system achieves purification and reutilization of the wastewater through deposition and three levels of filtration. Filtration steps and purification methods are designed aiming at the car-washing wastewater, thus achieving water treatment more accurately. Water treatment equipment can be achieved behind backstage and is small in occupied space. The utilization rate of the wastewater is high. Reduction of environment pollution and cyclic utilization of the water resource can be achieved to the utmost.

A copper-indium-gallium-selenium flexible thin film solar battery recycling method comprises the steps: 1, packaging removal treatment; 2, primary cleaning; 3, acid dipping; 4, secondary cleaning; 5, a reduction reaction; and 6, a selenizing reaction. The method concretely comprises the following steps: removing an EVA outer packaging material, a TCO window layer and a CdS buffer layer through packaging removal and acid dipping, carrying out hydrogen reduction at a high temperature to reduce a copper-indium-gallium-selenium compound into a copper-indium-gallium metal layer, and returning the copper-indium-gallium metal layer to a selenizing annealing process as a precursor for producing a CIGS (copper-indium-gallium-selenium) thin film in order to afresh produce a CIGS battery. Compared with present CIGS thin film recycling methods, the method disclosed in the invention can effectively recover copper, indium and gallium, and has the advantages of simple process, low requirements on an apparatus, obvious separation effect, realization of raw material recycling, and easy large-scale popularization in production.

A method for mining hydrate based on multilateral wells is provided. The method includes the following steps: deploying a vertical well in a target measure area and two horizontal multilateral wells in a natural gas hydrate reservoir, wherein one of the horizontal multilateral wells is deployed at the upper third of the natural gas hydrate reservoir, and the other horizontal multilateral well is deployed at the lower third of the gas hydrate reservoir; installing a gas-water separation device and a pump at the junction of the vertical well and the lower third horizontal well; deploying the vertical well to the top of a high-temperature and high-pressure water-bearing gas reservoir; performing perforation to open the high-temperature and high-pressure water-bearing gas reservoir and the hydrate reservoir; separating the mined mixture into natural gas and high-temperature water by the gas-water separation device, wherein separated natural gas enters an oil pipe and the high-temperature water is pumped into a hydrate reservoir by the gas-water separation device; at the same time, mining the hydrate reservoir in horizontal wells located at the upper third of the natural gas hydrate reservoir, and mining horizontal well groups of the hydrate reservoir by injecting high-temperature water under the formation of the natural gas hydrate reservoir. According to the present invention, thenatural gas hydrate reservoir is mined by heating and depressurizing, thereby achieving the cyclic utilization of formation energy.

The invention discloses an automatic packaging process for corrugated paper boxes. The automatic packaging process comprises the following steps that materials are loaded into a paper box by a loading mechanism; a conveying mechanism receives the paper box and conveys the paper box to a rotating mechanism, the rotating mechanism operates and pulls the paper box to synchronously rotate by 90 degrees, so that a short cover plate of the paper box faces a packaging mechanism; a power component operates and enables the two packaging sprayers to move close to each other, the packaging spray heads move and make contact with the short cover plate of the paper box and pushes the short cover plate of the paper box to be overturned so as to be horizontally arranged, then the power component is reversely operated and enables the two packaging sprayers to move away from each other, and a glue pumps operates and paints a layer of glue to the short cover plate of the paper box through a connecting pipe and the packaging spray heads; and the rotating mechanism continues to operates and pulls the paper box continuously to rotate by ninety degrees, so that a long cover plate of the paper box is aligned to the packaging mechanism, the packaging mechanism continues to operates and enables the long cover plate of the paper box to be overturned so as to be horizontally arranged, the long cover plate and the short cover plate are tightly adhered through the glue, and sealing and packaging of the paper box are finished.

The invention relates to a numerical control lathe. The numerical control lathe comprises a base, a first machine box, a second machine box, a continuously variable transmission, a lathe head box, a control device and a cooling liquid recovery device. The first machine box and the second machine box are arranged on the two sides of the upper end surface of the base respectively, the continuously variable transmission is arranged at the lower portion inside the first machine box, the lathe head box is arranged at the upper end of the continuously variable transmission in the first machine box, and the control device is arranged above the lathe head box. A rotary main shaft is arranged at the end, close to the second machine box, of the lathe head box and sleeved with a sliding table capable of sliding in the axial direction of the main shaft, and the sliding table is provided with a turning tool. A waste liquid pool opened upwards is formed in the base, one end of the cooling liquid recovery device is arranged at the upper end of the sliding table, and the other end of the cooling liquid recovery device is arranged in the waste liquid pool. Compared with the prior art, the numerical control lathe has the advantages that the machining noise is low, the machining efficiency is high, cooling liquid can be recycled, and the machining cost can be lowered.

The invention discloses a method for producing alcohol through liquor fermentation. The method comprises the steps of performing solid-liquid separation on liquefied starchy raw materials to obtain liquor and solid residues, and adding glucoamylase and yeast to the liquor for alcohol fermentation; adding water to the solid residues for saccharification processing, performing solid-liquid separation again to obtain sugary washing water and waste residues, wherein the sugary washing water can be used for preparation or cultivation and fermentation of the yeast, and the waste residues can be produced into fertilizers and feeds or used for biogas fermentation. According to the method, the alcohol content of prepared fermented mature mash exceeds 15.2% (v/v), the residual total sugar can be lower than 1.03%, the content of residues and starch is lower than 2.91%, and the utilization rate of starch can reach above 96.5%; the liquor obtained through mash liquidation is not easy to contaminate and does not produce high glucose suppression in a fermentation process, fermentation by-products are reduced, equipment wear can be reduced obviously, and the utilization rate and the distillation efficiency of fermentation equipment can be improved.

The invention relates to a closed cyclic processing method for low-concentration acid wastewater during industrial production, which comprises the following steps of: allowing the low-concentration acid wastewater containing heavy metals to flow into an aeration tank and then throwing into a pH value adjusting pool after aeration treatment; adding a saturated sodium hydroxide solution or industrial solid sodium hydroxide into the pH value adjusting pool, adjusting a pH value of the solution to be 3-4, allowing a lower-layer turbid liquid containing precipitants to enter into a reaction tank I after filtering and deposition, allowing a supernatant clear solution to enter into an electrodialysis reactor for electrodialysis, and concentrated water dialyzed from the electrodialysis reactor to enter into the reaction tank I; adding waste acid into the reaction tank I, and feeding the fully-reacted liquid in the reaction tank I into a reaction tank II; adding lauryl sodium sulfate serving as a surfactant into the reaction tank II for reaction, and filtering off a lower-layer substance containing iron; and feeding the supernatant liquid into an electrolysis reaction tank to recover zinc through electrolysis, placing the recovered zinc into the reaction tank II to continuously perform the reaction to recover the iron, and recovering an electrolysis residual liquid to prepare sodium slat crystals. By the method disclosed by the invention, valuable metals in precipitation residues can be recovered, and the content of heavy metal ions in processed discharge water is low.

The invention discloses a Bacillus velezensis strain and application thereof. The Fb strain is obtained by enrichment culture, primary screening, secondary screening and the like, belongs to the Bacillus velezensis and is gram-positive. The strain is characterized in that: the strain is rod-shaped, 0.4-0.6 microns * 0.9-4.0 microns, and is arranged singly or in pairs; and spores are nearly circular, near-end and cyst is expanded. Through detection, the Bacillus velezensis Fb can resist high temperature of 55 DEG C, the optimal growth temperature is 45 DEG C, and the optimal growth pH value is3.0-7.6. The strain can efficiently degrade tea residues, improve the protein, amino acid and the like of the tea residues and reduce the moisture, cellulose and the like of the tea residues, and thefermented tea residues can be used as a feed raw material; and the strain can realize smokeless, odorless and sewage-free discharge and can realize the cyclic utilization of organic wastes so as to reduce the pollution of the tea residues to the environment, and is a technology which accords with the environmental protection.

The invention relates to a beneficiation wastewater treatment method circularly used for a ceramic filter, which comprises the following steps: evenly mixing beneficiation wastewater, and adjusting the pH value of the wastewater; adding sodium carbonate to generate sediments of calcium and magnesium ions; adding aluminum sulfate and an anionic flocculant to remove solid particles and ion sediments of heavy metals of copper, lead, zinc and the like in the wastewater through chemical coagulation reaction; adding sodium hypochlorite to kill algae and microorganisms in the wastewater; and performing concentration-precipitation, sand leach and ultrafiltration to finally obtain treatment reuse water which is clean and unblocks pores of the ceramic filter. The water obtained after the treatment of the beneficiation wastewater of a mine by using the method has good water quality, and has the effect that the pores of the ceramic filter are not calcified and blocked and the filter effect is normal after the water is reused by the ceramic filter; and the water after the treatment is applicable to ceramic filters with high water quality requirement and can be used as other production water in the mine, and is particularly applicable to mines using the ceramic filters. The method has obvious effect of achieving wastewater complete utilization and zero discharge and reducing fresh water consumption for concentration plants.

The invention discloses a preparation method for battery negative electrode material calcium zincate, which comprises the following steps: adding ZnO and Ca (OH) 2 in a seal chamber with NaOH solution according to the molar ratio of 2:1; switching on a blower; continuously stirring reactant at 55 to 95 DEG C for 10 to 16 hours; directly pumping the products after reaction for filtration, washing the products after pumping filtration using anhydrous alcohol, then performing the pumping filtration again, and drying the calcium zincate after the second pumping filtration in a vacuum drying box at 20 to 100 DEG C for 2 to 10 hours; recovering the filtrate of the first pumping filtration as the reaction medium for recycle utilization, recovering the anhydrous alcohol in filtrate of the second pumping filtration for recycle utilization after fractionation. The preparation method of the battery negative electrode material calcium zincate has the advantages of recyclability of mother liquor and alkali liquor, applicability to industrial mass production, low cost, environmental friendliness, and ability to effectively prevent acidization of products during the preparation of calcium zincate due to a sealing device.

The invention discloses a directly-heated type heat pump water heater used for heating bath water and comprising an evaporator, a condenser, a compressor, a throttling device, air exhausting device, a water side channel pipe and a controlling valve. The compressor and the throttling device communicate with the evaporator and the two ends of the condenser correspondingly; the air exhausting device is used for extracting water vapor in a bathroom into the evaporator; the water side channel pipe is arranged on the condenser, and the controller valve is arranged on the water side channel pipe. According to the provided directly-heated type heat pump water heater, water vapor latent heat is absorbed to heat the bath water, and accordingly heat energy circulation is achieved better.

The invention relates to a big data integrated machine, in particular to a placement table of the big data integrated machine. The placement table, which is good in heat dissipation effect and fast in heat dissipation speed and is environmental-friendly, of the big data integrated machine is provided. In order to solve the abovementioned technical problems, the invention provides such the placement table of the big data integrated machine. The placement table comprises a placement bench and the like, wherein a fixed plate is welded with a right side of the placement bench, a temperature reduction box is welded on the fixed plate and internally comprises an air outlet pipe, a collection box, an air pump, a placement box, a filtering mesh, a water outlet pipe, an air inlet pipe, a baffle plate and a screw, the collection box is welded with a left side of the bottom of the temperature reduction box, the air pump is welded with a right side of the bottom of the temperature reduction box, the placement box is welded with a left wall of the temperature reduction box, and the filtering mesh is welded with the bottom of the placement box. Heat emitted from the big data integrated machine is dissipated by circulated air, and the temperature of air is reduced by a low temperature of ice.

The invention relates to a high-purity barium hydroxide production wastewater recycling technology and equipment. The equipment is characterized in that an outlet of a barium hydroxide reactor is connected with a separator; the wastewater outlet of the separator is connected with a barium chloride reactor through a pipeline; a discharge pipe of the barium chloride reactor is connected with a filter; a liquid outlet pipe of the filter is connected with an alkaline liquor reactor; the discharge pipe of the alkaline liquor reactor is connected with a centrifugal machine; the centrifugal machine is provided with a finished product discharge pipe and a mother liquid discharge pipe; and the mother liquid discharge pipe is connected with the separator, wherein an acid inlet, a barium carbonate inlet, a barium carbonate inlet and a tap water inlet are also formed in the barium chloride reactor, an exhaust gas outlet is also formed in the top end of the barium chloride reactor and is connected with a wastewater outlet pipeline of the separator through an elbow. By utilizing the technology, barium ions in the wastewater can be fully recycled and are utilized to re-prepare high-purity barium hydroxide, so that resource recycling is realized, the environmental pollution is greatly reduced, resource consumption is reduced, the production cost is lowered, and the technology has a better economic benefit and a better environmental benefit.

The invention provides an extraction device. The extraction device comprises a spray extraction layer and a distillation layer in communication with a liquid outlet of the spray extraction layer; thespray extraction layer comprises a plurality of upper driving rollers at the top, a plurality of lower driving rollers at the bottom, an extraction agent spraying port between the upper driving rollers and the lower driving rollers, a liquid outlet at the bottom, and a film inlet and a film outlet at the top; the distillation layer comprises a heating device at the bottom, an air exhaust port at the top and a liquid discharge port at the bottom. The extraction device has the advantages that spray extraction and instant evaporation methods are applied to extract to-be-treated films; through spray extraction, cross contamination can be avoided, and the stable extraction effect can be achieved; through high-temperature distillation, the liquid storage volume of an extraction tank can be reduced, and the safety can be improved; dichloromethane can be recycled to achieve cyclic utilization, and the consumption of the dichloromethane can be decreased; the extraction device is of a double-layer structure, and accordingly, production/equipment abnormities are handled conveniently.

The invention provides a muddy water and earth pressure double-mode shield system and a control method. The muddy water and earth pressure double-mode shield system comprises a shield part, a slurry separation trolley and a bentonite slurry preparation trolley, wherein the slurry separation trolley and the bentonite slurry preparation trolley follow the shield part; a shield cutter head is arranged at the front end of the shield part; a soil bin is arranged behind the shield cutter head; an inlet of a spiral conveyor is connected into the lower section of the soil bin; a lubricating slurry inlet pipe connected to the shield cutter head and a pressure slurry inlet pipe connected to the soil bin are also arranged; the spiral conveyor is connected with a slurry discharge device; the slurry discharge device is connected with a first circulating pipe; and the first circulating pipe is connected with the lubricating slurry inlet pipe and the pressure slurry inlet pipe. According to the muddywater and earth pressure double-mode shield system and the control method, the spiral conveyor is adopted as a single slurry outlet of the soil bin, so that the installation space is reduced, the seamless switching of a muddy water balance shield mode and an earth pressure balance shield mode is realized, the construction efficiency is improved, and the labor intensity of field construction is greatly reduced.

The invention discloses a bis-diol monoalkyl ether formaldehyde preparation method. The bis-diol monoalkyl ether formaldehyde can be prepared by the steps: utilizing methylene diethyl ether and diolmonoalkyl ether as raw materials and performing transacetalation under the catalysis of phosphotungstic acid. According to the preparation method disclosed by the invention, the bis-diol monoalkyl ether formal is synthesized from a phosphotungstic acid catalyst; the catalyst has the advantages of small use amount, high catalytic activity, small corrosion to equipment and easiness in being separated from products; recycling the catalyst is achieved; the preparation method is a high-efficiency, green and environment-friendly production method. The methylene diethyl ether is utilized to replace formaldehyde as the raw material, so that pollution of the formaldehyde to the environment and harm of the formaldehyde to the human body are greatly reduced; wastewater emission is reduced, product quality is improved, and a green chemistry idea is met.