47results about How to "Easy to adjust the ratio" patented technology

The invention discloses a two-component spraying system which comprises a first material conveying system, a second material conveying system and a spray gun, wherein the structure of the first material conveying system is identical to that of the second material conveying system; a discharge port of a first material conveying pump of the first material conveying system is communicated with a mixing device through a first material conveying pipe; a first gear pump and a first flow meter are sequentially arranged on the first material conveying pipe; the output end of the mixing device is connected with the spray gun; the output end of a programmable logic controller (PLC) is respectively connected with the control ends of the first gear pump and a second gear pump; and the output ends of the first flow meter and a second flow meter are respectively connected with the input end of the PLC. In the invention, the PLC and the flow meters are used for accurately controlling the flow and the ratio of two-component coatings, and the flow and the ratio are automatically regulated by utilizing programs; and the ratio regulation range of two components is wider.

The invention relates to the technical field of agricultural production, and discloses a fertilizer application apparatus for agricultural planting. The fertilizer application apparatus comprises a bottom plate, wherein the upper end of the bottom plate is fixedly provided with a box body, the inner bottom of the box body is fixedly provided with a transverse plate which is horizontally arranged,a vertical plate which is vertically arranged is also arranged inside the box body, the vertical plate is fixedly arranged between the transverse plate and the upper side wall of the box body, the boxbody is divided into a fertilizer cavity, a water cavity and a mixing cavity by virtue of the transverse plate and the vertical plate, the fertilizer cavity and the water cavity are located above themixing cavity, the lower side walls of the fertilizer cavity and water cavity are respectively provided with through holes communicated with the mixing cavity, an adjusting mechanism is respectivelyfixedly arranged inside the mixing cavity and water cavity, one end inside the mixing cavity is fixedly provided with a water pump, and an output end of the water pump is fixedly connected with a hose. By adopting the fertilizer application apparatus for the agricultural planting, the fertilizer can be automatically and uniformly applied to the crops on two sides, the concentration of the fertilizer in a mixed solution can be regulated, the fertilizer application efficiency can be improved, the fertilizer application manpower can be saved, and the use can be facilitated.

The invention discloses an integral positive / negative pressure protector composed of an outer cylinder, an inner cylinder, a pressure balancing pipe, an evacuating pipe, a liquidometer, and sealed liquid. The outer cylinder and the inner cylinder are connected through a flange. The evacuating pipe communicates with the inner cylinder. The pressure balancing pipe communicates with the outer cylinder. The sealed liquid is non-compressible. The sealed liquid is Newton fluid with a boiling point no lower than 80 DEG C and a melting point no higher than -40 DEG C. According to the invention, positive and negative pressure protecting functions are integrated, such that defects of traditional technologies of increased investment, tedious management and large land occupation caused by independent positive and negative pressure protectors are avoided. The protector provided by the invention is advantaged in stable operation. The protector can provide effective and reliable protections for containers.

The invention discloses a coating liquid with latex particle reflection deducting capability as well as a preparation method and application of the coating liquid in a dacron fabric. The preparation method comprises the following steps: fully mixing an emulsifying agent with a part of water so as to form an emulsifying agent aqueous solution; adding a core-forming monomer and a cross-linking agent into the emulsifying agent aqueous solution, introducing protective gas so as to deoxidize for 15-20min; heating to 70-80 DEG C, adding the initiator and residual water, and reacting for 2-3 hours, so as to obtain a core-structure emulsion of latex; dropwise adding a first shell monomer and a second shell monomer into the core-structure emulsion of the latex for 1-1.5 hours; and after finishing dropwise adding, further reacting for 2-3 hours, and performing heat preservation at 85-90 DEG C for 30-45 minutes, there by obtaining the coating liquid with latex particle reflection deducting capability. The coating liquid can form a nano rough surface with low refractive index on the surface of the dacron fabric, so that reflection deduction and densification of dacron are realized, and furthermore, the structure is adhered to the fibers by virtue of shell layers and thus is endowed with a durable tidying effect.

The invention discloses a process for liquefying rich methane gas such as natural gas, which comprises a pure component cooling circulating system of the separation of heavy hydrocarbon in the rich methane gas, the liquefaction and denitrification of the rich methane gas and the cold quantity supplying. The process flow has good reliability and strong adaptability to the change of material composition of the rich methane gas; according to the changes of material gas composition and flow rate, the flow rate and the blending ratio of refrigerant can be flexibly adjusted, the requirement on the necessary equipment is low, and higher efficiency and low investment are realized.

The invention relates to a method for increasing yield of BTX aromatics, and mainly solves the problem that in the prior art, the utilization value of heavy aromatics and non-aromatics is low. According to the invention, heavy components containing polycyclic aromatic compound or carbons higher than or equal to six containing are mixed with hydrogen, the mixture enters a fixed bed reactor containing a catalyst, so that dealkylation and alkyl shifting reactions are performed on heavy aromatics, isomerization reaction is performed on light aromatics, and hydrocracking and aromatisation reactions are performed on heavy non-aromatics; the obtained BTX-rich reaction products continuously pass through a vapour liquid separator, a stripping column, a benzene column, a toluene column, and a dimethyl benzene column; the products of liquefied gas, benzene, toluene, and dimethyl benzene are obtained. The technical scheme excellently solves the problem, and can be applied to the industrial production of aromatics.

The invention discloses a device and a method for removing hole bottom sediment of a pore-forming pouring pile. The device comprises an air supply mechanism, a liquid supply mechanism, a hose, a sediment discharging pipe and an inclined pipe; the sediment discharging pipe comprises a vertical sediment discharging pipe part and a horizontal sediment discharging pipe part; the vertical sediment discharging pipe part is communicated with the air supply mechanism through the hose, and comprises an upper pipe, a middle pipe and a lower pipe; the middle pipe comprises an outer pipe and an inner pipe of which the central axes are overlapped; the upper pipe is connected with the outer pipe or the inner pipe through screw threads; the lower pipe is also connected with the outer pipe or the inner pipe through screw threads; the inclined pipe penetrates through the inner pipe and the outer pipe downwards; an air outlet of the air supply mechanism is communicated with the inner pipe through the hose and the inclined pipe in sequence. By adoption of the structure, the sediment removal efficiency is improved effectively, but energy consumption is not increased obviously.

The invention discloses a grinding-aid dispersant of inorganic powder body of aqueous acrylic phosphinates and a preparation method thereof. The grinding-aid dispersant comprises the following raw materials in percentage by weight: 1-6% of sodium hypophosphite, 9-34% of acrylic monomers, 0.5-5% of free radical initiators and 60-80% of water. The preparation method comprises the following steps: stirring aqueous solution of the sodium hypophosphite and raising the temperature to 40-70 DEG C; adding the acrylic monomer solution with concentration of 25-75% in percentage by weight and the free radical initiator aqueous solution with concentration of 1-8% in percentage by weight and keeping uniform charging speed, then raising the temperature to 85-90 DEG C and reacting for 0.5-4 hours; and regulating the pH value of the obtained product to be 6-8 with sodium hydroxide solution and discharging the product after cooling the product to room temperature. The grinding-aid dispersant is applied to improving the grinding efficiency in grinding production of inorganic materials and simultaneously improving the mobility and dispersibility of the powder body.

The invention discloses an instant video display method and an electronic device and belongs to video field. The method comprises: acquiring a first display parameter input by a user, wherein the first display parameter is used for adjusting a display ratio of an instant video frame; displaying the instant video frame according to the first display parameter; acquiring a second display parameter if a screen is rotated, wherein the second display parameter is used for adjusting the display ratio of the instant video frame after screen is rotated; and displaying the instant video frame according to the second display parameter. The method adjusts the display ratio of the instant video frame according to the first display parameter or the second display parameter so as to increase the display modes and the effects of the instant video frame, satisfy a user requirement, and improve user experience.

The present invention discloses a CoM1M2-based hydrotalcite-like precursor mother liquor, a catalyst preparation method, and applications of the catalyst. According to the present invention, a catalyst precursor having a hydrotalcite-like layered structure is calcined to obtain the catalyst, a metal ion solution containing CoM1M2 and an alkali solution are subjected to a co-precipitation reaction to obtain the catalyst precursor, and the catalyst precursor is sequentially subjected to calcination and reduction treatment to obtain the highly dispersed CoM1M2 based catalyst; and the catalyst has characteristics of small particle size, large specific surface area, highly dispersed component, and strong interaction among every component, and provides high reaction activity and high alcohol selectivity for mixed alcohol preparation through catalytic conversion of synthesis gas.

The invention provides a novel hanging basket and particularly provides a novel hanging basket which is simple in structure and capable of keeping balance and improving working safety. The hanging basket comprises a body and a baseboard, wherein the baseboard comprises a pedal layer, a drainage layer and a balance weight mechanism; the pedal layer is arranged above the drainage layer; the body is internally provided with a plurality of antiskid units, each antiskid unit comprises at least two fiber ropes and a ferrule; one ends of the at least two fiber ropes are respectively connected to the inner side of the body, and the other ends of the at least two fiber ropes are respectively connected with the ferrule; the bottom of the baseboard is provided with a plurality of sliding rails; the balance weight mechanism is arranged in the sliding rails; the balance weight mechanism comprises slide blocks, connecting blocks and balance weight bodies, wherein the connecting blocks are connected between the slide blocks and the balance weight bodies, and the slide blocks are adaptively arranged in the sliding rails. According to the invention, the baseboard of the hanging basket is provided with the balance weight mechanism, so that the proportion of balance weights is conveniently regulated, the balance of the hanging basket is improved, and the safety of operating personnel is ensured.

The invention provides an electroreduction CO2 device. The electroreduction CO2 device comprises an electrochemical reaction unit and a cathode feeding unit, wherein the electrochemical reaction unitcomprises a cathode chamber, an anode chamber and a membrane electrode, and a diaphragm of the membrane electrode is an anion-exchange membrane; and the cathode feeding unit is connected with a feeding opening of the cathode chamber, and the cathode feeding unit inputs humidified gas containing CO2 to the cathode chamber. The invention further provides an electroreduction CO2 method. The electroreduction CO2 device and method have the advantages of simple and convenient technology, green and environmental protection, low equipment requirement, low manufacturing cost and the like, are very suitable for industrial synthesis gas production, and good economic benefits and social benefits can be achieved.

The invention discloses a mixing device for foundation raw materials for highway engineering. The mixing device comprises a vertical mixing barrel and a double-helical-ribbon agitator arranged in themixing barrel. The lower part of the mixing barrel is conical, the upper part of the mixing barrel is provided with at least two feeding ports, each feeding port is provided with a quantitative feeding unit, and the bottom of the mixing barrel is provided with a discharging port. The three raw materials of cement, sand and stones are separately conveyed into the mixing barrel in proportion by thequantitative feeding unit, stirred to be uniform by the double-helical-ribbon agitator and discharged from the discharging port in the bottom of the mixing barrel, the proportion of the three raw materials is guaranteed, and the problems that when the foundation raw materials for highway engineering are mixed, the randomness is high and the proportion is inaccurate are avoided. The double-helical-ribbon agitator has the advantages of high mixing efficiency, uniform mixing and energy saving and can effectively reduce accumulated materials on the wall of the mixing barrel.

The invention relates to a preparation method of S-adenosyl methionline p-toluenesulfonate sulfate. According to the method, S-adenosyl methionline in yeast cells is firstly released by the use of an oxalic acid solution and with the combination of high pressure homogenization; then, purification and salt-forming of S-adenosyl methionline are realized through two resins; and finally, a product is obtained through vacuum concentration and spray drying. The technology is simple; no organic solvent is used; and cost is low. The preparation method is easy for industrial production.

The invention discloses an oil-material separated hot pot soup base. The soup base is prepared from pure vegetable oil, is rich in unsaturated fatty acids, and is healthier. Through the blending of various seasonings, the hot pot soup base has rich mouth feel layers and a red bright soup color, can increase the appetite of people. In addition, no water is added to the soup base, so that the shelflife of the hot pot soup base is prolonged, and the taste of food materials within the shelf life is better guaranteed. At the same time, the invention discloses a preparation method of the oil-material separated hot pot soup base. Through the strict oil temperature control and reasonable raw material addition sequence, the taste value of the hot pot soup base is optimized. With the oil-material separation operation, the soup base not only is convenient for storage and transportation, but also is convenient for consumers to adjust the ratio according to own needs, and meets the needs of different diners.

The invention discloses a method for improving the photoluminescence intensity of CsPbCl3 perovskite. The method includes the following steps of: preparing Al@c plasmas; preparing a CsPbCl3 solution;and mixing the CsPbCl3 solution with the Al@c plasmas. The absorption resonance peak of the Al@c plasmas is close to the excitation light peak position of the CsPbCl3; a local electromagnetic field isenhanced through the LSPR characteristic of the Al@c plasmas; a method for carrying out fluorescence spectrum testing on the solution by using a disclosed fluorescence spectrophotometer is utilized to verify that the mixing of the CsPbCl3 solution and the Al@c plasmas can really improve the excitation efficiency of the CsPbCl3 and realize the enhancement of PL.

The invention provides a micro-flow plane sealing giant magnetostrictive proportional valve. The micro-flow plane sealing giant magnetostrictive proportional valve comprises a valve body, a magnetismisolating ring and a pole shoe which are fixedly connected in sequence from left to right, wherein the magnetism isolating ring is sleeved with a coil assembly; a valve seat is arranged in an inner hole of the pole shoe; a valve element is arranged on the left side of the valve seat; the face, opposite to the valve seat, of the valve element is a plane sealing face; a shoulder structure is arranged at the left end of the valve element; a reset component is arranged between the shoulder structure and the wall face of the valve body; the valve element is sleeved with a supporting sleeve and a giant magnetostrictive sleeve; and the supporting sleeve and the valve element are driven to move through stretching and retracting of the giant magnetostrictive sleeve. According to the micro-flow plane sealing giant magnetostrictive proportional valve, the fluid flow can be conveniently adjusted in proportion, and the adjusting range is large; micro opening control over the valve can be achieved,and the control precision is high; the output force is large, the sealing performance is good, and the service life is long; the valve is high in response speed, good in repeatability and high in reliability; and the valve element is controlled to move through a magnetic field, and safety is high.

The invention relates to an annular bin system of a large submerged arc furnace. The annular bin system comprises bins, a first-layer platform, a second-layer platform and material pipes in one-to-one correspondence with the bins, wherein all of the bins are distributed around the axis of the system and are equally divided into three groups; the bins are supported on the first-layer platform; the tops of the material pipes are connected with the bottoms of the bins; the material pipes are provided with rod valves, manual gate valves, support sections, vertical sections, oblique sections, transition short sections and vertical outlet sections from the top to the bottom; the material pipes are supported on the second-layer platform, and all of the material pipes are correspondingly divided into three groups with the bins; the material pipes located at the front end of the three groups of material pipes share one transition short section and one vertical outlet section, and the shared vertical outlet section is located at the axis of the system; an outlet of the vertical outlet section of each group of material pipes can form a circle; and the three circles formed by the three groups of material pipes are equal and are uniformly distributed around the axis of the system. The distribution of the material pipes of the system is reasonable, the arrangement of electrodes is facilitated, and the even heating of raw materials and the consumption balance of the raw materials are facilitated.

The invention relates to a yield increase method of BTX aromatic hydrocarbons, and mainly solves a problem of low utilization values of heavy aromatic hydrocarbons and non-aromatic hydrocarbons in the prior art. The method comprises the following steps: sending a mixture containing many aromatic rings or polycyclic C6 and above heavy components from a reforming, catalytic cracking and gasoline hydrogenation apparatus and hydrogen to a fixed bed reactor containing a molecular sieve catalyst in order to obtain a reaction product rich in BTX, and adjusting the circulating load of the reaction liquid phase product and C9 and above fractions to adjust the BTX composition of a product. The added values of raw materials are improved, the technical problem is solved, and the method can be used in industrial production of aromatic hydrocarbons.

The invention provides a preparation method of chromium oxide / graphene composite powder. Cr2O3 and graphene are respectively granulated, the proportion of Cr2O3 to graphene spherical powder is designed, so that the Cr2O3 and the graphene in the composite powder are spherical, the particle size distribution is 40-120 microns, compared with graphene powder directly added into Cr2O3 thermal spraying powder, the chromium oxide / graphene composite powder has better flowability and spraying performance, the chromium oxide / graphene composite powder for the dynamic friction sealing coating is obtained, according to the preparation method, the novel chromium oxide / graphene dynamic friction sealing coating is obtained by utilizing the composite powder through plasma spraying, and the coating has a dual-phase chemical composition, and is compact / loose in structure and multi-element coordinated in structure. The problem of cracking caused by overlarge stress in the preparation process of an existing chromium oxide coating is solved, meanwhile, the abrasion rate is reduced through the self-lubricating effect of the coating, and the requirement for dynamic sealing of the surface of a high-speed friction moving ring can be met.

An anti-aircraft gun modular combustion system includes a furnace end, a distributor seat, an inner fire cover, an outer fire cover, an air inlet seat and an air conditioning device; the furnace end includes a gas mixing seat, an inner ring air inlet connecting port, an outer ring air inlet connecting port, an inner ejector pipe and an outer ejector pipe, and an inner ring air outlet connecting port and an outer ring air outlet connecting port are arranged on a flange and separately communicate with the inner ejector pipe and the outer ejector pipe; the inner ring air outlet connecting port and the outer ring air outlet connecting port are separately connected with the inner ring air inlet connecting port and the outer ring air inlet connecting port on the gas mixing seat in an inserted mode; the air inlet seat is provided with an air inlet hole or an air inlet pipe which are connected with a gas source, an inner circular air outlet cavity and an outer circular air outlet cavity, and the inner circular air outlet cavity and the outer circular air outlet cavity communicate with the air inlet hole or an air inlet cavity; an air injecting hole is formed in the inner circular air outlet cavity and the outer circular air outlet cavity; and the air inlet seat, the air conditioning device and a ejector pipe module are sequentially arranged and connected to form a whole. Fuel gas and air are mixed evenly, the ratio of the air and the fuel gas is convenient to adjust, the fuel gas distribution is even, the combustion is full, and the energy efficiency is high; and the modular designand assembly are convenient.

The invention provides a red and blue light power-adjustable light combination laser plant light source. Blue light emitted by a blue light semiconductor laser unit and red light emitted by a red light semiconductor laser unit are combined into a beam of red and blue mixed light through a light combination plate in a basket body with a light emergent port, and the mixed light is emitted out from the light emergent port of the basket body. A 90-degree included angle is formed by the light emergent axes of the blue light semiconductor laser unit and the red light semiconductor laser unit. The included angles formed between the light combination plate and the light emergent axes of the two semiconductor laser units are both 45 degrees, and a laser speckle is located in the center of the lightcombination plate. The light combination plate is supported at the bottom surface of the basket body through a cushion block, and the light combination plate and the cushion block are fixed through cohesive glue. The red and blue light power-adjustable light combination laser plant light source has the advantages that the light combination laser plant light source is good in red and blue light monochromaticity and high in photoelectric conservation efficiency and facilitates proportional regulation of red and blue power. The laser light sources with red and blue mixed light with different powers are applied to different growing periods of different plants, plant growth can be promoted to the maximum extent, and the quality of the plants can be improved. The red and blue light power-adjustable light combination laser plant light source is simple in process, easy to implement, low in cost, free of pollution and suitable for industrial application and popularization.

The invention provides a controlled-release fertilizer for corn and a preparation method of the controlled-release fertilizer. The controlled-release fertilizer for corn comprises controlled-release urea, urea and 15-15-15 universal compound fertilizer. The controlled-release fertilizer for the corn provided by the invention only needs to be applied once, so that the labor cost is reduced, meanwhile, the corn yield is high, and the controlled-release fertilizer can be adjusted in time according to soil conditions in different regions and is good in flexibility.