142results about How to "Use thoroughly" patented technology

The invention discloses a household garbage sorting process. The household garbage sorting process comprises the steps of sequentially carrying out household garbage large piece sorting, household garbage bag breaking treatment, garbage primary sorting, garbage fine sorting, organic matter fine sorting and the like. The invention further discloses a household garbage sorting system, wherein the household garbage sorting system comprises a large piece sorting table, a garbage storage pit, a bag breaking machine, a first manual sorting chamber, a first magnetic separation device, a second-stagerotary screen, a second manual sorting chamber, an organic matter fine sorting system and a plastic packaging machine which are sequentially connected through a conveying device. According to the process and the system disclosed by the invention, the household garbage is separated according to the respective differences through the combination of a screening device and the manual sorting, so thatthe effective separation of the whole components of the garbage is realized; and meanwhile, the sorted organic matters are further subjected to fine sorting, the obtained organic matter raw materialsare high in purity, the organic matter productivity is increased, the subsequent organic matter fermentation resource utilization is facilitated, and the recyclable resources in the waste can be fullyrecycled.

The invention discloses a magnesite carbonization method for producing magnesium hydroxide and a calcium carbonate product, and belongs to the technical field of inorganic chemical industry. The method comprises the following steps of: calcining and grinding magnesite, mixing with water, adding CaCl2 into pulp, introducing CO2 gas, and stirring and filtering to obtain a primary filter cake and primary filtrate; adding alkali into the filtrate, and stirring and filtering to obtain a secondary filter cake and secondary filtrate; performing spray drying on the secondary filter cake to obtain Mg(OH)2; drying the secondary filtrate to obtain NaCl; adding water into the primary filter cake, introducing CO2 gas, and stirring and filtering to obtain a third filter cake and third filtrate; performing spray drying on the third filtrate to obtain CaCO3; and filtering and drying the third filter cake to obtain a product serving as a raw material for producing glass for subsequent treatment. The CaCl2 is added in the carbonization reaction process, the carbonization efficiency is improved, high-purity magnesium hydroxide and calcium carbonate products are prepared, other useful components serve as raw materials for producing glass and is subsequently treated and utilized, the production process flow is simple, the equipment requirement is low, and after the treatment, other pollution is not generated.

The invention relates to a modified vegetable fat and its application in an erythromycin fermentation process. The modified vegetable fat is prepared by: mixing vegetable fat with water and lipase, with the water and the lipase respectively accounting for 20-50wt% and 0.1-0.5wt% of the vegetable fat, conducting heat preservation for 4-6 hours at PH of 5.5-8.5 and a temperature of 35-45DEG C, and carrying out standing and layering so as to obtain a fat layer, i.e. the modified vegetable fat, which has an enzymolysis rate of 30-60% and an acid value of 50-100mgKOH/g. In the invention, natural vegetable fat is modified, and lipase is utilized to make the fat in fermentation, the oil system is decomposed into mixed fat composed of free fatty acid, glycerol and monoglyceride or diglyceride andthe like, so that the fat residue in an erythromycin fermentation solution is reduced, the fat utilization speed is enhanced, and the oxygen consumption during fermentation is reduced, thus effectively improving the fermentation titer and reducing the fermentation cost.

The invention discloses a biological combined synergistic deodorization process and a device thereof. An odor source is humidified and sequentially subjected to microbial filler deodorization and soil deodorization by a two-stage deodorization process, and finally freely escape through the top of a soil deodorization system. The deodorization device comprises a deodorization box, an odor pipeline and a humidifying pipeline, one end of the odor pipeline is communicated with the odor source, the other end of the odor pipeline is connected to an air inlet of the deodorization box, a fan is arranged on the odor pipeline, the humidifying pipeline is parallelly connected onto a deodorization pipeline in front of the fan, connected with a humidifier and used for humidifying odor in the odor pipeline, an air distribution layer, a primary deodorization layer and a secondary deodorization layer are serially connected into the deodorization box, the air distribution layer is communicated with the air inlet, the primary deodorization layer is a microbial filler deodorization system, and the secondary deodorization layer is a soil deodorization system. The structure of a biological deodorization device is adjusted, biological deodorization process features are combined, the multi-stage deodorization system is used for synergistic deodorization, the treatment efficiency of the deodorization system is guaranteed, integration degree is high, and treatment effects are good.

The invention discloses a biological deodorization composition for odor removal and further discloses application of the biological deodorization composition as deodorization filler for deodorization of gas or mist containing odor substances. The composition comprises composted sludge, charcoal, cement and blast furnace slag. By synergistic cooperation of the composted sludge and the charcoal which serves as a controlled-release carrier of composted sludge nutritive elements, the composted sludge nutritive elements can be released sustainably and slowly to achieve an engineering application effect of freeness of additional nutritive elements. In addition, the composted sludge and the charcoal are high in microbial affinity and conducive to microbial film colonization, and accordingly efficient adsorption and deodorization can be realized by microorganisms under sustainable feeding of the composted sludge and the charcoal. Furthermore, thorough utilization of the nutritive elements and organic matters in the composted sludge is realized, and environment friendliness and freeness of pollution are realized as well.

The invention relates to a preparation method of a mesoporous potamogeton pectinatus adsorption material for heavy metal ions, and belongs to the field of adsorption material preparation. According to the invention, Potamogeton pectinatus stems are taken as raw materials, and soaked in water to enable deionized water enter into inner pores of the stems, and quickly frozen by liquid nitrogen to enable water in the pores of the stems frozen, inner apertures of the stems are widened to increase porosities by using an ice splitting effect, namely the principle that water freezes to increase volume, then adsorption sites of the stems are treated by methanol to be fully exposed, the number of active groups on the surfaces of the stems and in the inner pores is further increased through composite fermentation modification of hydroxycitric acid in a garcinia cambogia extracting solution and microorganisms in biogas liquid to increase the adsorption rate of the stems, finally freeze drying is carried out to obtain the adsorption material. The method disclosed by the invention not only changes surface properties of the potamogeton pectinatus stems, but also changes the internal structures of the stems to improve adsorption properties of the stems so as to facilitate more thorough adsorption, thus the adsorption material can be thoroughly utilized, and the utilization rate of the adsorption material is increased.

The invention discloses a multifunctional circulating cleaning system used for two-way cleaning of a part to be cleaned. The multifunctional circulating cleaning system comprises a gas source, a firstgas-liquid separator for storing cleaning agents, a second gas-liquid separator for storing the cleaning agents, a first exhaust pipeline, a second exhaust pipeline, a pressure detecting device, a plurality of pipelines for connecting the components, solenoid valves arranged on the pipelines and controllers arranged on the pipelines. The gas source is used as power, the multiple pipelines and thesolenoid valves are used in cooperation to realize the reciprocating cycle type automatic cleaning process, the operation is simple, thorough cleaning can be achieved, batch cleaning work can be done, the problem of recycling of the cleaning agents is solved, the cleaning cost is effectively reduced, and the free-liquid residual cleaning is truly achieved.

The invention discloses a disinfection device for surgical instruments in the general surgery department. The disinfection device comprises a support frame, a shell body, a liquid storage box, a wasteliquid box, a placement frame, a rotary shaft, a drive motor, a high-pressure water pump, an electromagnetic liquid inlet valve, an electromagnetic liquid outlet valve, an ultraviolet disinfection lamp and a PLC, wherein the shell body is of a cavity structure with an open top end, a cover body capable of opening and sealing the shell body is hinged to the top of the shell body, the shell body isarranged in the support frame, and the liquid storage box, the waste liquid box and the drive motor are arranged at the bottom of the support frame separately; the ultraviolet disinfection lamp is further arranged on the bottom surface of the cover body; and the high-pressure water pump, the electromagnetic liquid inlet valve, the electromagnetic liquid outlet valve, the drive motor and the ultraviolet disinfection lamp are electrically connected with the PLC arranged in the support frame separately. The disinfection device is simple in structure, convenient to use, capable of ensuring the safety of the surgical instruments and the thoroughness of disinfection, capable of lowering the labor intensity of medical personnel and increasing the working efficiency, and great in popularization and use values.

The invention discloses an energy-saving environment-friendly circulation type waste gas treatment method applied to a paint spraying and paint baking process. The method comprises the steps of paintspraying stage waste gas treatment, levelling stage waste gas treatment and drying stage waste gas treatment; during the drying stage waste gas treatment, after the levelling is completed, the operation enters the drying stage; waste gas in a drying chamber is taken away by gas exchange equipment; the taken waste gas is filtered and dried; the treated waste gas flows back into the drying chamber to form circulation airflow; when the concentration of organic volatile gas is high, and is lower than the lower explosive limit by 25 percent, a small part of high-concentration waste gas is extractedfrom the circulation airflow; heating and low-temperature catalytic oxidation are performed to form high-temperature combustion waste gas; after the high-temperature combustion waste gas and most circulation airflow are subjected to heat exchange, freeze drying and adsorption are performed; the waste gas is exhausted into atmosphere after reaching the standard. After the method is used, the wastegas can be thoroughly treated as much as possible; the discharging total quantity is reduced to the greatest degree; the resource utilization rate is improved; the effects of energy saving and environment protection are really achieved.

The invention relates to a comprehensive utilization method for low-grade magnesite, and belongs to the fields of mineral processing and environmental protection. The method comprises the following steps of: grinding MgO obtained by calcining the low-grade magnesite into powder, mixing with H2O, and filtering to obtain a primary filter cake and primary filtrate; adding alkali solution into the primary filtrate, and filtering to obtain a filter cake and filtrate; drying the filter cake to obtain Al2O3; adding NaOH solution into the filtrate and introducing CO2 gas to obtain a filter cake and filtrate; drying the filter cake to obtain CaCO3; heating and filtering the filtrate to obtain a filter cake and filtrate NaCl; calcining the filter cake to obtain the MgO; adding acid into the primary filter cake, filtering to obtain a filter cake and filtrate, and drying the filter cake to obtain SiO2; and adding the NaOH into the filtrate, filtering to obtain a filter cake and sexenary filtrate NaCl, and calcining the filter cake to obtain Fe2O3. Useful components in the magnesite are extracted and separated one by one, so that the zero emission of magnesite tailings is realized, the low-grade magnesite is more fully utilized, and the comprehensive utilization rate of mineral resources is improved.

The invention discloses a manual cane crusher and relates to the field of food machinery. The manual cane crusher comprises a main machine; the upper middle part of the main machine is provided with a feeding hole; the lower part of the main machine is provided with a juice outlet; the side face of the main machine is provided with a rocking device; a rocking bar is arranged on the rocking device; and the main machine is provided with two rotating gears. The manual cane crusher is easy to operate, small in size and convenient to move, and is provided with two rotating gears, a proper gear can be selected according to the thickness and the size of cane and the condition of an operator, the manual cane crusher is suitable for all kinds of people, and the two gears are alternately used, so that the cane is utilized thoroughly.

The invention discloses a medical trolley with a function of sterilizing. The medical trolley comprises a shell, a casing is fixedly connected to the right side of the shell, the top of the left side of the inner cavity of the casing is fixedly connected with an air collecting tube, a motor case is fixedly connected to the left side of the top of the casing and located in the inner cavity of the air collecting tube, the right side of the inner cavity of the motor case is fixedly connected with a motor, a rotating shaft of the motor penetrates the left side of the motor case and extends to the inner cavity of the air collecting tube, and fan blades sleeve one end, located in the inner cavity of the air collecting tube, of the rotating shaft of the motor. The medical trolley capable of sterilizing is provided with the motor, the fan blades and an ultraviolet radiator strip, wet medical instruments are placed on a tray, the air blown from an electric fan accelerates the drying of the medical instruments, an ultraviolet radiator sterilizes the medical instruments, a water receiving tray is arranged at the bottom of the tray, then the disinfectant dripping from the medical instrument drips into the water receiving tray, and the trolley is worthy of popularization.

The invention discloses a medical ultrasonic atomizer. The medical ultrasonic atomizer comprises a cup body (1), the top of the cup body (1) is provided with a cup cover (2), the bottom of the cup body (1) is provided with a base (3), the base (3) is internally provided with an ultrasonic generator (4), the ultrasonic generator (4) is connected with a crystal transducer (5), and the cup body (1) is connected with the base (3) through a sound transparent film (6); the side wall of the cup body (1) is connected with a nasal mask (8) through a connecting pipe (7), and the nasal mask (8) is movably connected with the connecting pipe (7); a plurality of layers of desiccants (9) are arranged in the connecting pipe (7), and filtering nets are movably arranged in the middle of each layer of desiccant and at the two ends of each layer of desiccant; a guide plate (10) is arranged in the cup body (1). According to the method, water removal efficiency of a liquid drug is high, and drying agents can be replaced, so that moisture can be avoided from entering the lung.

The invention relates to a novel alcohol-based liquid fuel with a high combustion heat value and no smoke and toxicity after combustion, which relates to the field of petrochemical fuels. The alcohol-based liquid fuel is composed of refined methanol, an igniting agent, a stabilizing agent, an anti-knock and a deodorant. The preparation method for the novel alcohol-based liquid fuel comprises the following steps: placing refined methanol in a container, adding the igniting agent and carrying out uniform mixing with stirring; then adding the deodorant and carrying out uniform mixing with stirring for 3 min; adding the anti-knock, carrying out uniform mixing with stirring for 5 min and then carrying out an immobility reaction for 10 min; adding the stabilizing agent and carrying out uniform mixing with stirring; and carrying out an immobility reaction in a storage tank for 24 h so as to prepare the novel alcohol-based liquid fuel. According to the invention, methanol used in the method can be converted from coal and the like, which provides a feasible approach for clean utilization of coal; production cost is low, and the method is simple and is favorable for large scale popularization and utilization; the fuel has a high heat value, as high as 25000 kJ/kg; and the fuel has the advantages of thorough gasification, full combustion, no smoke, no toxicity, no pollution to the environment, accordance with requirements of environmental protection, good anti-shock performance, safety in use and convenience in storage and transportation.

The invention provides a gas bearing supercharged turbo expander, including an intermediate shell body with a turbo volute being arranged on the left end of the intermediate shell body, a supercharger volute being arranged on the right end of the intermediate shell body, and a rotor being rotatably arranged inside the intermediate shell body, wherein an expansion wheel and a supercharging wheel are respectively arranged on both ends of the rotor, and two gas bearings sleeve on the rotor for supporting the expansion wheel and the supercharging wheel. The supercharged turbo expander provided in the invention has the advantages of simple structure, low shaft loss, low cost, high safety performance, reduced oil steam discharge in an oil bearing expander, and decreased environmental pollution, thereby establishing a milepost-type foundation for the development of the supercharged turbo expander.