2136results about How to "Not easy to pollute" patented technology

The invention relates to a comprehensive treatment method for garbage leachate. The comprehensive treatment method for the garbage leachate comprises the following steps: (1) performing foam separation pretreatment; (2) performing coagulation sedimentation pretreatment; (3) performing microfiltration and ultrafiltration treatment; (4) performing gaseous film separation treatment; and (5) performing biochemical treatment. The garbage leachate is subjected to coagulation sedimentation and foam separation pretreatment, so that most of metal ions, floating oil, surfactants and part of organic matters are removed from the garbage leachate and the chemical oxygen demand (COD) and the chromaticity of the garbage leachate are reduced; suspended matters, macromolecular matters and the like are removed from the leachate through the microfiltration and ultrafiltration after pretreatment, so the liquid is clear, the gaseous film is difficult to block and pollute, and long-term operating stabilityof the gaseous film in the subsequence process is guaranteed; and ammonia nitrogen is efficiently removed from the leachate in the gaseous film stabilizing process and the ammonia nitrogen removal rate can be adjusted as required, so that the waste water has the best nitrogen carbon ratio and the successful operation of the subsequence biochemical system is guaranteed.

The invention relates to a hydraulic system of a hybrid power full-hydraulic excavator based on a CPR network, which belongs to the hydraulic system of excavators and solves the problems of low energy recovery and poor energy saving effect of the traditional fuel-electricity hybrid power system. A constant pressure variable output pump and a fixed displacement pump are connected with an output shaft of an engine and form a constant pressure fuel source together with a high pressure accumulator and a safety valve, and a central controller controls the engine to intermittently work in the best fuel saving region. Three double-way variable hydraulic pumps/motors and a hydraulic transformer are connected to the constant pressure fuel source and directly drive a working mechanism, and the central controller respectively controls the steering direction and the output volume of each hydraulic pump/motor and the transformer ratio of the hydraulic transformer through control assemblies. The system is suitable for the excavator; and only by retrofitting and transforming the traditional excavator, the fuel saving property of vehicles can be obviously increased, the emission of tail gases is reduced, the power performance of the vehicles is enhanced, and the service life of the engine and a brake device is prolonged.

The invention discloses a high-temperature glaze coating, a preparation method thereof, a binder and a using method of the coating, and aims at solving the problems of poor high-temperature resistance, low emissivity and absorptivity in a high-temperature zone, instability, and easiness of attenuation of the existing far-infrared energy-saving coating. The high-temperature glaze coating has the characteristics of good radiation heat transfer effect, high external blackness (the emissivity is greater than 0.95) and the like, and has the advantages of stable emissivity and absorptivity, non-attenuation performance and long service life in a long-term use process. Meanwhile, the coating can be tightly combined with a basal body by matching with the binder disclosed by the invention; the adhesive force is increased; a glazed ceramic polymer can be formed on the basal body after high-temperature sintering; the high-temperature glaze coating has the advantages of hardness, abrasive resistance, and long service life, and does not fall off; and the coating disclosed by the invention can also evenly coat the surface which cannot be covered by general coatings.

The invention discloses perfluoropolyether silane, a preparation method of the perfluoropolyether silane and application of the perfluoropolyether silane. The perfluoropolyether silane has a structural general formula shown as a formula I. Compared with a common perfluoropolyether material, the perfluoropolyether silane has the advantages that no trifluoromethyl branch chain exists; the perfluoropolyether material shown as the formula I provided by the invention can be more regularly arranged on the surface of a substrate, so that lower surface energy can be realized on the surface; further, the surface of the substrate has a better anti-fingerprint and easy-to-clean effect. Therefore compared with the prior art, the perfluoropolyether silane has better anti-fingerprint performance.

The invention relates to a fish and shrimp compound feed, in particular to a tilapia and litopenaeus vannamei polyculture compound feed, and belongs to the fields of compound feeds and processing thereof. The fish and shrimp polyculture compound feed is prepared from the following raw materials in percentage by mass: 7 to 12 percent of directly heated fish meal, 15 to 30 percent of soybean meal, 15 to 30 percent of rapeseed meal, 1 to 2 percent of liquid phospholipid, 5 to 15 percent of wheat short, 15 to 30 percent of corn, 8 to 20 percent of strong flour, 0.5 to 1 percent of calcium dihydrogen phosphate, 0.05 to 0.1 percent of compound vitamin, 0.5 to 1 percent of compound mineral, 0.02 to 0.3 percent of immune potentiator and 0.5 to 1 percent of fish oil. The fish and shrimp polyculture compound feed has the advantages of low feed coefficient, promotion of the fast growth of the tilapia and the litopenaeus vannamei, difficulty in polluting culture water quality, low cost and the like.

The present invention relates to safety monitoring system, and is flexibility monitoring method for large span bridge structure. Whole bridge pressure field is first established with water tanks set in the unchanged location, water pipes set horizontally and city water supply system to lead water pressure to deformation location of the bridge; and the pressure transducer is fixed to the measured part. The pressure change is converted into flexibility change and monitored with the computerized monitoring system, which consists of water tank, water pipes, pressure transducer, A/D converter, computer, etc. The present invention has high measurement stability, great measurement range, low measurement cost and high practical value.

The invention relates to the field of graphene materials, particularly relates to preparation methods for graphene micro-sheets and particularly relates to a method for preparing the graphene micro-sheets by using a counter-jet jet mill. According to the method, the graphene sheets are obtained through enabling melted ferric chloride and potassium chloride to enter an interlayer of graphite, enabling the powder materials to be in collision through high-speed airflow in the counter-jet jet mill by using the characteristic of brittleness of ferric chloride and potassium chloride crystal grains and the characteristics of good fluidity and difficulty in agglomeration of talcum powder, delaminating the graphite and the talcum powder by generated impact force, shearing force and frictional force, carrying out further separation by a grading room, refluxing unqualified powder material to a crushing chamber, and yielding delaminated graphite and talcum powder as well as gas together. The continuous and large-scale production of the graphene micro-sheets, which are uniform in layer number dispersion and good in fluidity and are not prone to agglomeration, is achieved, the yield is high, the cost is low, no pollution is caused, and the layer thickness meets the requirements of use in the fields of rubber reinforcing, plastic reinforcing, coating material anticorrosion, lubrication and sewage treatment, so that the promotion of the large-scale application of graphene is facilitated.

The invention provides a hybrid power full hydraulic loading machine hydraulic system based on a pressure common rail system. The system is used for solving the problems that an existing hybrid power system is low in transmission efficiency, low in energy recycling rate and low in reusing rate. In the process of braking, a walking hydraulic pump or a motor works in a pump operating condition, braking kinetic energy of a loading machine is recycled and stored in a high-pressure hydraulic accumulator. In a working condition of descending of a movable arm cylinder, the pressure is changed through a hydraulic transformer, and hydraulic energy is stored in the high-pressure hydraulic accumulator. In the process of starting of a vehicle and lifting of the movable arm cylinder, the recycled hydraulic energy can supply power for the vehicle. An active stamping function of the hydraulic pump plays the role of adjusting operating conditions of an engine so that the engine works in the optimum economic zone, and meanwhile the defect that the high-pressure hydraulic accumulator is small in energy density is recovered. The hybrid power full hydraulic loading machine hydraulic system has the advantages of being low in complexity, good in sealing performance, compact in structure, light, low in manufacturing cost and not prone to be polluted.

An electronic cigarette comprises a first shell and a second shell, wherein a cigarette cartridge tube and an atomizer are contained in the first shell, the cigarette cartridge tube comprises a cigarette cartridge tube carrier used for storing cigarette liquid and a sealing part which is sealed at the end, facing the atomizer, of the cigarette cartridge tube carrier, the atomizer comprises a heating element, a puncture part and an atomizer fixing seat used for bearing the heating element and the puncture part, the second shell is connected with the first shell in a screwed mode, a pushing ejecting portion is fixed in the second shell, the pushing ejecting portion can push the atomizer fixing seat when the first shell is connected with the second shell in the screwed mode to enable the puncture part to puncture the sealing part of the cigarette cartridge tube, and therefore the cigarette liquid is educed. As the cigarette liquid is fed into the cigarette cartridge tube during production and sealed through the sealing part, the cigarette liquid can enter the heating element only by puncturing the sealing part through the puncture tube in the use process, the problem that traditional storing or placing of the cigarette liquid is inappropriate does not exist, and the cigarette liquid is not prone to being polluted.

The invention discloses a waterborne two-component light-color in-tank electrostatic conduction anticorrosive paint, which is prepared from the following components by weight percent: 8-20% of running water, 30-45% of waterborne epoxy emulsion, 7-15% of waterborne epoxy curing agent, 8-20% of anti-rust pigment, 1-7% of white pigment, 1-7% of white filler, 8-18% of light color conductive filler, 0.1-0.3% of anti-settling agent, 0.1-0.4% of wetting dispersant A, 0.1-0.3% of wetting dispersant B, 0.8-2% of coalescing agents, 0.2-0.6% of defoamer, 0.1-0.3% of flatting agent, 0.1-0.6% of antirust agent, and 0.5-2% of thickener. The two-component waterborne epoxy resin and waterborne curing agent are taken as main film-forming matters, so that the condition that the coating has high crosslinking density and barrier property is ensured by chemical crosslinking reaction of two components.

The invention relates to a thermal insulation compound wall body of a dry hanging keel decoration plate and a construction method, wherein a prefabricated thermal insulation keel is mounted on a basal layer wall body through a mechanical anchor firmware, and then a negative angle column and a positive angle column are mounted, heat-insulating material is filled between the positive angle column and the negative angle column, both lateral sides of the invention are respectively equipped with two thermal insulation keels, and J-shaped slotted plates are respectively mounted on the two thermal insulation keels, and a prefabricated door-window insulating sleeve hole is mounted on a door-window opening, the periphery of a sash is filled and infused with foaming polyurethanes, a heat-insulating board is filled between the thermal insulation keels, and the thermal insulation keels are fixed by an anchor firmware with a round plate, and the foaming polyurethanes are infused in gaps, at last a cladding decoration panel is fixedly mounted on the outer side of the thermal insulation keels by self-threading screws. The thermal insulation property of the thermal insulation compound wall body is excellent, and the thermal insulation compound wall body achieves an integral dry construction, the architectural exterior facing is rich and colorful, the cubic effect is strong, the invention is not easy to be polluted, which can be widely applied to civilian constructions which are newly constructed, enlarged, and rebuilt and needs thermal insulation and heat insulation, in particular to villas whose heights of eaves are less than 20m and floors are less than 3 to 4, and outer-eaves decoration of middle grade and high grade constructions.

The invention provides an automatic pointing glue injection machine of single-component glue. The automatic pointing glue injection machine comprises a base, a guide driving wheel and a guide pulley, a vibration-absorption anti-sliding rail, a variable frequency motor, a pneumatic piston cylinder and a glue charging barrel, wherein the guide driving wheel and the guide pulley are mounted under the base, the vibration-absorption anti-sliding rail is used for bearing the guide driving wheel and the guide pulley, the variable frequency motor is mounted on the base and is used for driving the guide driving wheel and the guide pulley, the pneumatic piston cylinder is mounted on the base, the glue charging barrel protective jacket is located in front of the pneumatic piston cylinder, and the glue charging barrel is arranged in the glue charging barrel protective jacket. The glue injection machine is simple in structure and convenient to operate; the machine is driven by the variable frequency motor on the vibration-absorption rail to linearly move front and back; an air cylinder is used for pushing and extruding glue so that the single-component glue in the cylinder is used for automatically carrying out pointing glue injection work on gaps; the widths of a pointing glue injection strip straight line and a pointing glue strip are uniform; the disadvantages that manual pointing glue injection is zigzag and the width is not equal are overcome; and the pointing labor intensity of constructors is greatly alleviated, and the construction efficiency and the construction quality are improved.

The invention discloses a detection kit for quickly identifying donkey skin, horse skin and mule skin, which is used for accurately identifying donkeys, horses, mules and jennets by creatively applying 16SrRNA genes of CKM (creatine kinase) karyogene (nDNA) and mitochondrial genome DNA (mtDNA) at the same time from genetic background of the horses, the donkeys and the mules. The kit adopts an molecular beacon probe (MB) method to carry out a quintuple multicolor fluorescence quantitative PCR (polymerase chain reaction) detection technology, and also can detect donkey, horse, mule and jennet components; and moreover, the kit is added with exogenous internal reference as an interior label, can detect and avoid false negative results produced by PCR inhibitor contained in a sample. The quintuple multicolor fluorescence quantitative PCR is used for detecting in the same tube without opening a cover, so that the detection kit is not easy to pollute, and is accurate and stable, simple to operate, extremely high in sensitivity, strong in specificity, and the like, and therefore, a novel way is explored for identifying the donkey skin, horse skin and mule skin.