81results about How to "Idea science" patented technology

The composite rotating fixed-wing aircraft consists of the coaxial counter-paddle, reverse gear, engine output shaft, engine with a starter-generator, wings, tail blades, landing device, culvert, steering gear, fairing, fuselage, motor, motor drive shaft, wing control unit of small angle of attack, aileron rudder surface, and tailplane rudder surface. Co-axial counter-blade is located in the upper part of the aircraft, which connects with the engine output shaft; the reverse gear is installed between the co-axial counter-propellers; the motor connects with motor drive shaft powered by the starter-generator of the engine; the wings are located on both sides of aircraft and connect with the fuselage; the tail blades are located at the aircraft tail, which are installed behinde motor drive shaft; the landing device is located under the lower part of the fuselage and fixed with it; the culvert connects with the landing device; the fairing is installed in the culvert and connects with the steering gear; the wing control unit of small angle of attack is installed on the wing. The aircraft design method has six steps with strict scientific idea; this invention has a wide range of practical value and application prospect.

The invention discloses a terbulent washing type gas processing device including washing tower, liquid collecting slot, foam eliminating device and washing blow head, the foam eliminating device is set above the liquid collecting slot, the washing tower connects with the liquid collecting slot and foam eliminating device through corrugated pipe. On top of the tower there sets an overflow barrage; there sets a dynamic balance exchanging border of smoke and washing detergent under the overflow barrage. The invention has a high efficiency.

The invention relates to a fresh-keeping method for aquatic products, specifically to a composite fresh-keeping method for large yellow croaker. The fresh-keeping method mainly comprises a step of modified atmosphere packaging of cultured large yellow croaker with tea polyphenol, nisin and chitosan as biological fresh-keeping agents after sterilization with ozone water. The method comprises the following concrete steps: freezing fresh and alive cultured large yellow croaker to death with crushed ice; treating the frozen cultured large yellow croaker with ozone water for 1 to 8 min; soaking the treated large yellow croaker in a solution for 20 to 40 min, wherein the solution is prepared by fully dissolving tea polyphenol and nisin in sterile water; taking the soaked large yellow croaker in a chitosan (dissolved with 1% acetic acid) solution for 30 s; and carrying out draining and film forming and then successively carrying out modified atmosphere packaging and refrigeration at a temperature of 0 to 4 DEG C. The composite fresh-keeping method has a scientific conception, poses no influence to sensory quality of the cultured large yellow croaker, is safe and harmless to human health, can substantially prolong the shelf life of the cultured large yellow croaker under refrigeration conditions, improves eating quality of large yellow croaker and broadens the marketing range of large yellow croaker.

The invention discloses a control method of an intelligent clothing suspension system. According to the control method, the readable-writable IC card data technology is adopted, and the readable-writable IC card data technology is matched with other software / hardware control technologies to realize automatic control on circulation of clothes hangers of the intelligent clothing suspension system between various steps. The method is characterized in that the IC card information of the clothes hangers and a push rod are classified into different types, the information is collected and written in through a come-into-station read head and a come-out-of-station read head, and the circulation of the clothes hangers between a main track and each workstation is realized according to requirements under the combined action of a controller, a terminal and a data acquisition program. The control method of the intelligent clothing suspension system is high in adaptability and intellectualization degree; the complexity of the system is effectively reduced by virtue of the readable-writable technology; the system is high in safety, and the work of the whole system cannot be affected by the fault of one workstation.

The present invention discloses an integration method of large-scale coastal newly reclaimed beach agricultural land ecologicalization exploitation, and belongs to the field of agricultural land ecological exploitation. The integration method mainly comprises four links including the space planning technology, the land consolidation technology, the soil improvement technology and the ecological management and protection technology of coastal beach agricultural land exploitation, and the four links commonly form the comprehensive control integration technology (system) of coastal large-scale newly reclaimed beach agricultural land ecologicalization exploitation. By adoption of the integration technology, the coastal soil salinization problem can be expected to be radically solved in 3-5 years. On the basis of coastal beach space planning and land consolidation, the target of coastal saline land improvement can be rapidly achieved by utilization of the modes including natural desalination, irrigation and loosening desalination and green manure back to field, and requirements of agricultural land exploitation are satisfied.

The invention provides a heat and vibration combined aging device for residual stress homogenization. The device consists of a vibration aging system (A) and a heat aging system (B), wherein most of the vibration aging system (A) is accommodated in bottom supports (11), an outer cover (12) and heat-insulating boards (13) of the heat aging system (B), bottoms of the three bottom supports (11) are contacted with the upper surface of a bottom fender (8) of the vibration aging system (A), the vibration aging system (A) and the heat aging system (B) are relatively positioned through adjustment of equal distances between the three bottom supports (11) and limiting rods of the bottom fender (8), gaps of combined parts of the two systems can be filled with heat-insulation cotton or heat-insulation felt for heat insulation. The device realizes residual stress homogenization by mainly using the heat and vibration combined action, and heat aging, vibration aging as well as heat and vibration combined experiments can be finished separately to a certain extent. The device has important application values for residual stress homogenization technologies in scientific research and actual production.

A portable eco-hydrological experiment and monitoring system integrates five main functional modules: (1) a dynamic acquisition device and system for vegetation coverage degree realizes photo collection of a quadrat and real-time, dynamic, batch acquisition of vegetation coverage degree information; (2) a portable photosynthesis measurement system realizes measurement of a plurality of plant physiological indexes, such as plant photosynthesis, plant and soil respiration, transpiration, and fluorescence; (3) a portable artificial rainfall simulation device realizes variable raininess simulation on a quadrat of 1 m<2>; (4) a soil water movement monitoring device achieves real-time dynamic monitoring of soil volumetric water content; nd (5) a runoff / soil water sampling device realizes slope runoff and soil water sample collection. The five functional modules are independent and form an interrelated organic whole; and the system is applicable to development of a large number of simulation experiments and monitoring work in the field, and plays the role of technical support for the research on eco-hydrological process.

The invention relates to a thermal / vibratory combined stress homogenizing device which is composed of a vibratory stress relief system (A) and a thermal stress relief system (B), wherein most of the vibratory stress relief system (A) is contained in an outer cover (13) of the thermal stress relief system (B); an internal bladder (12) of the thermal stress relief system (B) is covered on a vibratory platform (4) of the vibratory stress relief system (A); the bottom of the internal bladder (12) is in contact with the ground; and the relative positions of the internal bladder (12) and the vibratory platform (4) are positioned by regulating three internal walls among four side walls until the distances between the three internal walls and the contour of the vibratory platform (4) are equal. Traditional natural stress relief prolongs the production cycle of spare parts and also influences the quality of the product. According to the invention, the production efficiency can be effectively improved, the research and development cycle of the product can be shortened, and the quality of the product can be enhanced. Thus, the thermal / vibratory combined stress homogenizing device plays a very important role in actual industrial production.

The invention relates to a quantificational weighing and conveying device special for a chrysanthemum flower tea bag packaging machine. At present, a quantificational weighing and conveying device of the tea bag packaging machine is unreasonable in design. The quantificational weighing and conveying device comprises a chain and is characterized by further comprising a left discharging control switch, a right discharging control switch, a left discharging nozzle, a right discharging nozzle, two quantificational weighing mechanisms, a plurality of left feeding conveying hoppers and a plurality of right feeding conveying hoppers. Each left feeding conveying hopper comprises a left feeding conveying hopper body, wherein a left discharging control ejector piece is fixed to the top of a left feeding left side plate; each left feeding conveying hopper is fixed to a section of the chain through a conveying hopper fixing piece, the left feeding conveying hoppers and the right feeding conveying hoppers are alternately arrayed, the left discharging control switch and the right discharging control switch are located at the two sides of the chain respectively, left feeding conveying hopper ejector strips are matched with the left discharging control ejector pieces, the left discharging nozzle and the right discharging nozzle are matched with the left feeding conveying hoppers and the right feeding conveying hoppers respectively, and the two quantificational weighing mechanisms are matched with the left discharging nozzle and the right discharging nozzle respectively. The quantificational weighing and conveying device is reasonable in structure.

The invention relates to a quantitative weighing and conveying device special for a chrysanthemum tea bag packing machine. A quantitative weighing and conveying device of a current tea bag packing machine is unreasonable in design. The quantitative weighing and conveying device comprises a chain, and is characterized by further comprising a left discharging control switch, a right discharging control switch, a left discharging nozzle, a right discharging nozzle, two quantitative weighing mechanisms, a plurality of conveying hopper fixing sheets, a plurality of left feeding conveying hoppers and a plurality of right feeding conveying hoppers. The left feeding conveying hoppers comprise left feeding conveying hopper bodies and left discharging control ejector sheets, one left feeding conveying hopper is fixed to one chain link through one corresponding conveying hopper fixing sheet, and the left feeding conveying hoppers and the right feeding conveying hopers are arranged alternately. The left discharging control switch and the right discharging control switch are located on the two sides of the chain respectively, left feeding conveying ejector strips and right feeding conveying ejector strips are matched with the left discharging control ejector sheets and the right discharging control ejector sheets respectively, the left discharging nozzle and the right discharging nozzle are matched with the left feeding conveying hoppers and the right feeding conveying hoppers respectively, and the two quantitative weighing mechanisms are matched with the left discharging nozzle and the right discharging nozzle respectively. The quantitative weighing and conveying device is reasonable in design.

Provided is a method for rapid evaluation of the health risk of the population related to PM2.5 pollution. The method includes five steps: step 1, determining an estimation region and an estimation period; step 2, inputting risk evaluation parameters of the evaluation region, including the annual death rate, the coefficient of the exposure-response relation, and the population; step 3, inputting an evaluation baseline; step 4, inputting PM2.5 daily average concentration data of the evaluation region in the evaluation period; and step 5, outputting a health risk evaluation result and temporal-spatial distribution. According to the method, the conception is scientific, the calculation is simple, the operability and the universality are high, good practical values are provided in the technical field of health influence evaluation for the population suffering in air pollution, and the application prospect in the promotion of practical work of public health and environmental health is tangible.

An measuring system for measuring ultra-thick oil underground temperature and pressure two-parameter (multi-point) dynamic, applied in the art of temperature and pressure measuring technology, consists of a flat valve, a well shutting device, an upper flange, a continuous oil-pipe seal, a cross joint, a connector, an armoured thermocouple, a capillary, a continuous oil pipe and a continuous oil-pipe suspending device. The present invention is characterized in that the upper part of the cross joint is provided with the upper flange and the left part of the cross joint is provided with the flat valve; the upper part of the upper flange is provided with the well shutting device; the right shoulder of the upper part of the upper flange is provided with the continuous oil-pipe suspending device and the continuous oil-pipe seal; the left part of the well shutting device is provided with the flat valve; the continuous oil-pipe suspending device is provided with the continuous oil pipe and the connector; the connector is provided with the armoured thermocouple and the capillary. The system with novel and scientific design can achieve the collecting, displaying, storing and transferring of system pressure and temperature.

The invention discloses a blade active and inactive chlorophyll fluorescence long-time-series cooperative observation system. The system consists of a synchronous observation frame, a spectrum collecting device, an active fluorescence collecting device, a photosynthetically active radiation collecting device and a host machine, wherein the spectrum collecting device, the active fluorescence collecting device and the photosynthetically active radiation collecting device are installed on the synchronous observation frame; the spectrum collecting device, the active fluorescence collecting device, the photosynthetically active radiation collecting device and the synchronous observation frame are connected with the host machine by data lines, and through the host machine, spectra, fluorescence kinetic parameters and photosynthetically active radiation data are collected and a motor on the synchronous observation frame is controlled. The blade active and inactive chlorophyll fluorescence long-time-series cooperative observation system is scientific in concept, simple in structure, convenient to carry and high in stability, effectively guarantees the consistency of measurement objects and a measurement environment during active and inactive fluorescence measurement, and can develop cooperative observation of long time series.

The invention discloses a universal-type wide energy rotary jetting engine. The universal-type wide energy rotary jetting engine is a power device adopting a brand new rotary jetting driving technology which is completely different from the current common piston and turbine driving principle. The universal-type wide-energy rotary jetting engine is mainly composed of a main shaft, an annular combustor, a charging turbine, a spraying ring, a power wheel and the like. Fuel and air which is pressed into the annular combustor through the charging turbine mixedly burns to generate high-pressure fuelgas, the high-pressure gas enters the spraying ring and then is sprayed out from the spraying ring at a high speed so as to drive the power wheel to rotate, and the rotating power wheel drives the main shaft to rotate so as to drive the charging turbine to rotate for air inlet and power generation. The universal-type wide-energy rotary jetting engine adopts the brand new, ingenious and scientificdriving principle and exquisite and reasonable design, and thus the universal-type wide-energy rotary jetting engine has the ultra-high heat transfer efficiency, meanwhile has the characteristics ofbeing simple in structure, ultra-low in manufacturing cost, small in size, easy to maintain and repair, free of vibration, small in noise, stable in operation, wide in application energy and the like,can be universally applicable to all aspects such as aviation, vehicles and ships, and really is the revolutionary engine.

The invention relates to a portable plant coverage measuring instrument which includes a support bar, a main bar, a camera platform and a digital camera; wherein the support bar is a fork form member with an upper section of a steel pipe and a lower section of two spines, and is arranged on ground; the main bar is also a steel pipe, is used for lifting the camera platform to a certain height, and is connected with the support bar through a pin; the camera platform includes a downward semicircular ring, a horizontal circular ring and a horizontal square frame; and one end of the main bar is controlled by a surveyor, the other end is connected with the camera platform, and the camera platform can fast help the camera to recover horizon through the force of gravity. The camera platform is a key member of the present invention, is designed based on principle of holder, and can make the digital camera, which is shook arbitrarily, fixed on the square frame recover horizontal state once the digital camera is in horizontal state. The measuring instrument has advantages of scientific conception, simple structure and easy manufacture.

The invention discloses a sewage treatment device, which is formed by combining the following seven parallel and communicated tank units: an adjustment tank, a No.1 biochemical tank, a No.2 biochemical tank, a No.3 biochemical tank, a No.4 biochemical tank, a return tank and a discharge tank. Microbes, wood biological carriers and aeration pipes with aeration micropores on the surface and with certain distance from the tank bottom are placed into the seven tank units respectively; the wood biological carriers are matched with directional aeration flow fields to form accumulations of different areas in the tank so that simulated natural environment areas in which the same natural microbes can coexist are formed in the tanks, namely an anaerobic area, an anoxic area and an aerobic area. Therefore, organic substances in the sewage are quickly decomposed; the residual organic sludge phenomenon is thoroughly eliminated; full fermentation, decomposition and digestion for the organic substances are effectively performed; and the whole treatment device does not produce bad smell, does not grow flies, purifies the sewage to form odorless and tasteless purified water, and thoroughly achieves the effect of protecting the ecological environment. The device has the advantages of scientific design and reasonable structure, and is suitable for popularization.

A low-floor rail (light rail) trolley-bus with an U-shaped structure frame, which comprises automobile body, U-shaped frame and air spring. The air spring is located on the U-shaped car shelf, and the automobile body is installed on the air spring; the U-shaped frame includes wheel, speed-change gear, axletree, and wheel is linked with the speed-change gear to made the frame be U-shaped, vehicle traveling power transmits to the wheel by the change gear installed around the wheel. The design of this device is scientific, process is simple, which is convenient for manufacture, the U-shaped car frame is employed without steering shelf, two shafts are connected with the automobile body through the air spring, wheel is linked with the speed-change gear to made the frame be U-shaped, the vehicle traveling power transmits to the wheel by the change gear installed around the wheel, which realizes 100 percent of low-floor structure for passenger area.

The invention relates to the production process of cooling pipe for vehicles, starting with cutting aluminum bar with Phi100 into length of 380+- 5mm, heating it till 500-530deg.C, putting it to extrusion machine with special mold to compress the bar material with certain cross section, calibrating the extruded aluminum material, and cutting based on the required length, deburring and cleaning the residue inside and outside, with the product formed by tubes and oblique support barricades and up and below the tube being horizontal structures, both ends in arc structure, jointing part using arc transition. It is simplified in production process, good in molding plasticization, with finer molecule, reduced processes and dregs.

The invention relates to a radio frequency identification (RFID) intelligent clothes hanger entrance and exit control method for an intelligent clothing production hanging equipment control system. Intelligent control over the whole clothing production process is realized by adopting an RFID data acquisition technology in fit with other software and hardware control technologies. Specifically, inthe method, RFID chips are arranged on clothes hangers, each RFID chip has a unique ID number, information about the chips on the clothes hangers is read by card readers distributed on equipment, andexecution mechanisms are controlled by a control center program to realize the identification, control and real-time tracking of machining objects to make the clothes hangers run on main rails and branch rails according to requirements. By the control method, production management can be effectively simplified, and the production efficiency can be greatly improved; and the system adopts advanced technologies, and is scientifically conceived, rationally structured and applied to the alteration of conventional hanging equipment and the adoption of novel hanging equipment.

The invention relates to a sterilization process method for bottle-planted needle mushroom factory production applied to the technical field of edible mushroom factory production processes. In the bottle-planted needle mushroom factory production, after composts are adopted to be bottled, operation is carried out in a special sterilization device according to a special sterilization process flow. The method comprises the following steps: preheating: preheating a sterilization kettle in winter in advance, and discharging cold air in the sterilization kettle to avoid the inner part of the sterilization kettle being undercooled to cause excessive condensed water formation; starting the sterilization kettle; continuously vacuumizing for two times; heating sterilization: after heating to 100 DEG C, stopping to sterilize for 30 minutes, and then after heating to 122 DEG C again, stopping to sterilize for 60 minutes; dewatering: beginning from the second time of vacuumizing being finished and pressure being recovered to positive pressure, and ending until a sterilization schedule being over; sealed manufacturing: closing a drain valve for sealed manufacturing; exhausting: dropping the pressure in the sterilization kettle to zero; and cooling the sterilization kettle in a cooling chamber. The method is scientific in concept and simple in technique, can better meet the requirement of sterilization on the bottle-planted needle mushroom factory production, and improves the product yield.

The invention relates to a quantitative conveying device special for a chrysanthemum teabag packaging machine. The traditional normally-used quantitative conveying device for a teabag packaging machine is not reasonable in structural design. The quantitative conveying device comprises a rack, chains, a driving gear and a driven gear, and is characterized by further comprising a plurality of conveyor hopper fixing pieces, left feeding conveyor hoppers and right feeding conveyor hoppers, wherein each left feeding conveyor hopper comprises a left feeding conveyor hopper body, a left discharge control jacking piece and a left feeding conveyor hopper connecting piece; each left feeding conveyor hopper body is composed of a left feeding left-side plate, a left feeding right-side plate, a left feeding bottom plate and a left feeding rear plate; each left discharge control jacking piece is fixed at the top of the corresponding left feeding left-side plate; one left feeding conveyor hopper is fixed on one chain through one conveyor hopper fixing piece; one right feeding conveyor hopper is fixed on one chain through one conveyor hopper fixing piece; the left feeding conveyor hoppers and the right feeding conveyor hoppers are arranged alternately. The quantitative conveying device is reasonable in structural design, scientific in layout and convenient to use.

The invention discloses a mobile oil tank, which comprises a low-temperature tank body (3) and a high-temperature tank body (2) provided with an upper cover (5), and is characterized in that: the bottom of the high-temperature tank body (2) is provided with an internal heating discharge pipe (7); an external heating discharge pipe (1) is arranged between the high-temperature tank body (2) and the low-temperature tank body (3); tank walls of the low-temperature tank body (3) and the high-temperature tank body (2) are spliced by a plurality of wall plates (4) through bolts; a floating oil pumping pipe (6) is arranged inside the high-temperature tank body (2); and the lower end of the floating oil pumping pipe (6) is communicated with an asphalt oil outlet pipe. The mobile oil tank can be convenient and flexible to detach and can be repeatedly assembled on a new construction site. The mobile oil tank also solves the problems that the whole asphalt storage tank is needed to be heated in the process of discharging the asphalt, energy is wasted and the engineering quality is influenced in the traditional asphalt storage tank. The amount of the oil or asphalt to be heated is based on the use amount of the oil or asphalt, the working efficiency is improved, and the engineering cost is reduced.

A pipe-threading machine pertains to the technical field of mechanical processing, comprising a rear chuck, a main spindle box, a front chuck, a horizontal sliding plate, a vertical sliding plate, a tube expander, a pipe block, a knife tool, a motor and a bed piece; the main spindle box is arranged at the left upper part of the bed piece; the main spindle box is arranged on the combining surface, which inclines for 45 degrees at the left part of the bed piece; the rear left part of the bed piece is provided with a motor which drives the main shaft to rotate by a tooth-shaped belt and a gear; the two ends of the main shaft in the main spindle box are respectively provided with the front chuck and the rear chuck; the tube expander is arranged on the beam of the main spindle box; the bed piece is provided with a vertical sliding plate which moves vertically along a guide rail; the two guide rails on the vertical sliding plate are provided with two horizontal sliding plates and the two horizontal sliding plates are respectively provided with knife tools. The device of the pipe-threading machine is rationally designed; the main shaft and the chucks are split structures; the hilt system can synchronously process two knives or four knives; geometric accuracy of the machine tool is better due to a heavy-duty linear guide rail; and reliability of the hydraulic piece, the front chuck and the rear chuck is enhanced.

The invention discloses a durable switch box capable of changing a buckle conveniently, comprising a shell (1), a buckle box (2), a plug tongue (7) and a spring sheet (12); the two inner sides of the shell (1) are integrated to form a groove; the groove is internally provided with the buckle box (2) in a concave way and is positioned by a box card (11) clamped by by sheets (10) at the two ends; the two inner sides of the buckle box (2) are assembled into latches (4); the outer sections of the latches (4) at the two sides are sleeved with springs (3) which are actively inserted into fixed holes and flat holes of a positioning frame; the middle sections of the latches (4) at the two sides are provided with latch jacks (5); a button (15) is arranged between the latches (4) at the two sides; the latches (4) at the two sides are opened by after pressing the plug tongue (7) so as to plug a pin on a semi-circle for straining and locking. The aim of the technology design is to realize repeat disassembling and mounting; and the switch box is durable and safe. The conceive of the technology is scientific; the buckle box can be changed conveniently; and the technology cost and investment cost are low.

The invention provides a keyless drill chuck, belongs to the technical field of machinery, and solves the problem of easy looseness of a drill after the conventional keyless drill chuck is installed. The keyless drill chuck comprises a drill body and a front sleeve and a rear sleeve which are sleeved on the outer side of the drill body in turn and are barrel-shaped, wherein a cavity is formed among the front sleeve, the rear sleeve and the drill body; an annular spiral ring of which the upper part is provided with a groove is arranged in the cavity; the drill body is provided with three equant inclined holes; a clamping jaw of which the outer side is provided with an external thread is arranged in each inclined hole respectively; the spiral ring is in threaded connection with the clampingjaws; and an adjustment structure is arranged on the upper side of the spiral ring in the cavity and can drive the spiral ring to rotate when the front sleeve is rotated. The keyless drill chuck has the advantages of realizing bidirectional self locking and the like.

The invention discloses a control method of an intelligent clothing suspension system. According to the control method, the readable-writable IC card data technology is adopted, and the readable-writable IC card data technology is matched with other software / hardware control technologies to realize automatic control on circulation of clothes hangers of the intelligent clothing suspension system between various steps. The method is characterized in that the IC card information of the clothes hangers and a push rod are classified into different types, the information is collected and written in through a come-into-station read head and a come-out-of-station read head, and the circulation of the clothes hangers between a main track and each workstation is realized according to requirements under the combined action of a controller, a terminal and a data acquisition program. The control method of the intelligent clothing suspension system is high in adaptability and intellectualization degree; the complexity of the system is effectively reduced by virtue of the readable-writable technology; the system is high in safety, and the work of the whole system cannot be affected by the fault of one workstation.

The present invention provides a cleaning method of health data for atmospheric pollution health risk assessment. The cleaning method comprises five steps: 1, extracting a few samples in health data, determining whether patients are local permanent residents or people who temporarily come here and seek treatment through manpower according to patients' registered residences and present address information registered in the samples; 2, designing six rules, and constructing a decision tree; 3, processing a data set of the samples based on the six rules, and obtaining the training data set of the decision tree through the combination of the manual mark results in the step 1; 4 constructing the decision tree according to the training data set; and 5, performing the determination of the six rules in the steps to the cleaning data in turn, inputting six results into the decision tree trained in the step 4, and obtaining a final determination result. The cleaning method of health data for atmospheric pollution health risk assessment has scientific conception, simple calculation and high universality, has good practical values in the health data cleaning for atmospheric pollution health risk assessment, and has practical application prospects in the popularization of the real work of public health and environmental health.

The invention relates to a sweet potato primary pulp fermented beverage and a technological method. The technological method comprises the following steps of (1) thoroughly cleaning sweet potatoes, and soaking the cleaned sweet potatoes with a sodium hypochlorite disinfecting solution for disinfection for 20 minutes; (2) preparing a multi-functional compound solution; (3) breaking the treated sweet potatoes for the first time, adding the multi-functional compound solution, and performing filtration with a 90-120-mesh pressurized sieve so as to realize residue-pulp separation; (4) conveying sweet potato starch pulp into a standing thin layer of a clean precipitating tank, and performing natural quick precipitation on starch for 30 minutes; and (5) according to the operation, repeatedly utilizing natural precipitation or centrifuging to take primary pulp broken sweet potatoes after starch is obtained, and completing a group of processing cycles. According to the sweet potato primary pulpfermented beverage and a technological method disclosed by the invention, discharge solutions during production of sweet potato starch are in efficient bioconversion through a fermentation technique,protein and massive micro nutrients are enriched, a fresh yam primary pulp purely natural instant solid beverage is made according to a conventional beverage processing procedure, waste is turned into wealth, zero discharge of waste water during traditional starch production is realized, and economic, social and ecological benefits are considered at the same time.

The invention relates to the field of pressure casting, in particular to a powder injection argon blowing pressure casting technology. According to the powder injection argon blowing pressure casting technology, a large number of non-spontaneous nucleation cores scattered and distributed can be formed through powder injection, and the nucleation conditions of a metal melt are changed; meanwhile, growing conditions of crystal nucleuses after the crystal nucleuses are formed are changed through the impact disturbance function of solid powder to dendritic crystals in the melt and strong relative movement between sold particles and the melt, and accordingly grains can be better refined. Argon blowing aims at protecting the alloy liquid against oxidization or hydrogen absorption in the turbulence or disturbance. The technology system is scientific in concept, the structure is convenient to achieve, operation is flexible, and the comprehensive mechanical performance of a die casting can be greatly improved while the technical parameters of the die casting are reasonably set.

A cassia seed gruel for building up body, decreasing blood pressure and blood fat, improving vision, etc is prepared from cassia seeds, round-grained non-glutinous rice and crystal sugar. Its cooking method is also disclosed.