67results about How to "Load method is simple" patented technology

The present invention includes interactive communication systems that incorporate several beneficial embodiments including an interactive tray system, an electronic presentation messaging system, an interactive podium, and a key drive system. The interactive tray system enables a single, transferable interactive unit to be fastened to a communication medium, turning into a fully interactive medium. The electronic presentation messaging system enables the e-mailing of presentations and notes to and from components of the interactive communication system. The interactive podium increases conventional podium mobility, enabling both the presenter, and podium, to move and be moved about the room without attention to wired connections. The key drive system replaces the conventional Y-connector of the key drive technology by effectively integrating the key drive in the device, thus only having one connector, and eliminating the need to change connectors from the key drive, to the USB connector, upon software driver loading.

The invention discloses a magnetic ferroferric oxide nano crystal loaded on an acid-modified carbon nano tube and a preparation method thereof and belongs to the field of nano crystals. The preparation method comprises the following steps of: carrying out ultrasonic modification treatment on the carbon nano tube in mixed acid composed of nitric acid and sulfuric acid; then dispersing the modified carbon nano tube in aqueous solution; under the condition of introducing inert gas and stirring, adding ferrous ions; and under the condition of hot-water bathing, adding a strongly-alkaline solution of nitrate, and growing the magnetic ferroferric oxide nano crystal with a regular structure directly on the carbon nano tube. The preparation method is simple and practicable, the conditions are easily controlled, roasting is not needed, the energy consumption is lower and industrial production can be achieved. The combination of the loaded ferroferric oxide crystal and the carrier carbon nano tube is compact, and the structure is stable. The prepared magnetic nano composite material is an excellent out-phase Fenton catalyst which has a function of absorbing organic pollutants and is convenient in separation, and simultaneously can be used for manufacturing chemical sensors and electromagnetic material devices.

The invention relates to an infrared detection method of a faulty soldered joint of a printing circuit board. The infrared detection method comprises the following steps: firstly using an impulse heat loading device to carry out thermal loading to a detected solder joint, simultaneously using an infrared thermal image system to carry out continuous collection to the surface temperature of the detected solder joint in the thermal loading process and obtaining a sequence thermal image; then determining an area heated by the thermal loading device on the detected solder joint in the obtained sequence thermal image; then extracting a variation curve diagram of a temperature field of the area heated by the thermal loading device on the detected solder joint on the sequence thermal image before and after thermal loading; and finally judging whether the solder joint is a faulty soldered joint on the variation curve of the temperature field according to the process of rise and decrease of the temperature curve before and after loading. The infrared detection method can complete the detection to the faulty soldered joint by finding corner in the process of rise and decrease of the temperature curve, and has simple operation, high reliability and strong popularity.

The invention discloses a path loading method used in the determination of rock triaxial strength after rock failure. The method comprises the following steps that: first, samples of engineering rock mass requiring testing are collected; the collected samples are prepared into cylindrical samples; upper and lower rigid loading terminals of the samples closely contact a pressure head of a testing machine; hydrostatic pressure is applied to the cylindrical sample, such that an initial confining pressure to the sample is loaded to a designed value; with the initial confining pressure maintained, axial load is then applied to the cylindrical sample, and the pressure to the sample is loaded to a control point after a peak value intensity, such that a rock failure sample is formed; hydrostatic pressure is then applied to the rock failure sample, such that final confining pressure to the sample is loaded to a higher value; with the final confining pressure maintained, axial load is then applied to the rock failure sample, such that a yielding failure is occurred to the rock sample. With the testing method, mechanical characteristics of rock re-failure after failure can be researched, triaxial strength characteristics of rocks after failures can be acquired, and corresponding technical measures can be provided for the problems in failed surrounding rock reinforcing in the field of deep underground engineering.

The invention provides a method for preparing a cerium dioxide / two-dimensional layered titanium carbide composite material through a hydrothermal process. The method comprises the following steps: high-energy ball milling and crystal grain refinement so as to obtain high-purity three-component layered Ti3AlC2 powder; preparation of two-dimensional layered nano-material MXene-Ti3C2 through hydrofluoric acid corrosion; and formation of CeO2 on the surface and interlayers of MXene-Ti3C2 through the hydrothermal process so as to allow CeO2 to be loaded with MX3ne-Ti3C2, thereby obtaining the CeO2 / MXene-Ti3C2 nanocomposite material. The method has the advantages of simple process, controllable technology and low cost; and the prepared nanocomposite material has the characteristics of uniform lamellas of the two-dimensional layered MXene-Ti3C2, uniform distribution of CeO2 and the like and the advantages of a large specific surface area, good conductivity and good photocatalysis performance, which facilitates application of the nanocomposite material in fields like photocatalysis, lithium ion batteries and supercapacitors.

The invention provides a self-starting serial boot program loading and reading system and method thereof. The system comprises a system chip and an exterior SPI interface storage, wherein the system chip comprises a CPU, an inner program storage, a self-starting serial boot program loading module, a two-way multiplexer and a standard SPI protocol interface. The self-starting serial boot program loading module is respectively connected with an input end I of the two-way multiplexer and the CPU and is connected with the exterior SPI interface storage by the standard SPI protocol interface; the input end I of the two-way multiplexer is connected with the CPU while the output end thereof is connected with a RAM; and the self-starting serial boot program loading module comprises a self-starting loading circuit, a work mode switch circuit and an SPI major mode circuit. After being electrified, the self-starting serial boot program loading module directly reads an algorithm routine in the exterior storage and rapidly loads in the inner program storage. The program loading method is simple, the system starting time is short and the loading and reading operations can be performed for many times.

The invention provides a method for preparing a cerium dioxide / two-dimensional layered titanium carbide composite material through a precipitation process. The method comprises the following steps: high-energy ball milling and crystal grain refinement so as to obtain high-purity three-component layered Ti3AlC2 powder; preparation of two-dimensional layered nano-material MXene-Ti3C2 through hydrofluoric acid corrosion; and formation of CeO2 on the surface and interlayers of MXene-Ti3C2 through the precipitation process so as to allow CeO2 to be loaded with MXene-Ti3C2, thereby obtaining the CeO2 / MXene-Ti3C2 nanocomposite material. The method has the advantages of simple process, controllable technology and low cost; and the prepared nanocomposite material has the characteristics of uniform lamellas of the two-dimensional layered MXene-Ti3C2, uniform distribution of CeO2 and the like and the advantages of a large specific surface area, good conductivity and good photocatalysis performance, which facilitates application of the nanocomposite material in fields like photocatalysis, lithium ion batteries and supercapacitors.

The invention provides a method for testing rock composite fracture toughness based on asymmetric three-point bending loading of an NDB sample, and the method comprises the steps: enabling a test piece body to be a rectangular deep beam (NDB) with a cutting groove, enabling the shape of the test piece body to be a cuboid, prefabricating a cutting groove with the height of a in the middle cross section of the body, extending towards the thickness direction of the body, and penetrating through the front and rear end faces in the body thickness direction; wherein the length L of the test piece body is twice the width W of the test piece body, and the thickness B is not less than 0.8 W. Based on the NDB sample, the invention provides a method for carrying out rock purity type I, rock purity type II and rock purity type I-II composite fracture toughness testing by using asymmetric three-point bending loading, and application of tension and shear load is realized through asymmetric loading.The NDB sample used in the invention has a simple structure and is easy to process by using rock blocks. A clamp used for loading is a common three-point bending clamp, only asymmetric arrangement ofthe supports is needed, experiment loading is quite convenient, and the pure I type, the pure II type and the I-II-type composite fracture toughness of the whole composite loading interval can be achieved.

The invention provides a fully-dissociable type polyethylene glycol-poly(L-glutamate-gamma-benzyl ester)-polyethyleneimine copolymer as well as a synthesizing method and application thereof. The method comprises the following steps: performing cystamine modification on terminated methoxy polyethylene glycol; initiating a ring-opening polymerization of gamma-benzyl ester-L-glutamate-N-carboxyanhydride by utilizing the terminated amine of the terminated methoxy polyethylene glycol; connecting the product in the ring-opening polymerization and polyethyleneimine by utilizing 2,2'-dithio-diethyl isocyanate by virtue of an addition reaction to obtain the target product. According to the method, the synthesized copolymer is amphipathic, can be self-assembled to form nano-particles; chemotherapeutic medicines and genetic medicines can be simultaneously loaded to the copolymer when the copolymer is used as a medical vector; the copolymer can be completely dissociated and disintegrated by responding glutathione and other reductive substances, so that the vector can escape from endosome to cytoplasm, medicines can be quickly released, and the treatment effect can be improved. The method can be used for controlling the molecular weight and length of each fragment in the segmented copolymer, is mild in reaction condition, and is suitable for more medicine types.

The invention relates to a one-dimensional metallic oxide loaded titanium-based electro-catalysis film, a preparing method and catalytic application and belongs to the field of film preparing and organic electrochemical synthesis. A micropore electric conduction film serves as a base film; a hydrothermal method is firstly adopted for conducting in-situ growth of a one-dimensional metallic oxide nanowire precursor structure on the surface of the base film; then an in-situ loaded one-dimensional metallic oxide nanowire structure is obtained on the surface of the titanium-based film through high-temperature roasting treatment, and a three-dimensional porous metal film electrode is prepared; and the three-dimensional porous metal film electrode serves as an anode assembly electro-catalysis reactor, and good catalytic performance is shown in the aspects of alcohol electrochemical oxidization synthesis for aldehyde preparing or acid organic electrochemical synthesis and water treatment. The method is simple and effectively, the cost is low, regulation of the catalyst feature is controllably achieved, the electrochemical performance and the catalytic performance of the obtained film electrode are good, and the problems that the feature, the size and other characteristics of catalyst particles are hard to control, the action force of the catalyst particles on the base film is weak, and stability and current efficiency of the film electrode are poor are solved effectively.

A testing method for measuring the unloading strength of a fractured rock comprises the following steps that firstly, core boring sampling is performed on a rock mass, a deformation measurement device is installed on a test piece, and the test piece is placed in a tri-axial test cylinder; secondly, the axial displacement of the test piece keeps unchanged, confining pressure is exerted to reach a design value, afterwards, the confining pressure keeps unchanged, axial pressure is exerted to reach a design value; thirdly, the axial displacement of the test piece keeps unchanged, the confining pressure is decreased gradually according to a design unloading rate until the confining pressure reaches an axial pressure sudden-change control point, and the axial pressure and the confining pressure, corresponding to the sudden-change control point, of the test piece are recorded; fourthly, the axial displacement of the test piece keeps unchanged, the confining pressure is restored to an initial design value according to a design loading rate, afterwards, the confining pressure keeps unchanged again, and the axial displacement of the test piece is increased to the next design value according to the design loading rate; fifthly, the processes of unloading fracture, confining pressure restoration and axial pressure increase are repeated, the unloading fracture strengths of the axial pressure sudden-change point, corresponding to different confining pressures, of the test piece are obtained; sixthly, the mechanical parameters of the unloading facture strengths are obtained through data fitting.

The invention discloses a preparation method of a carbon gel-loaded sulfur positive electrode material for a lithium-sulfur battery. The method comprises the steps of putting sulfur into a piston to seal the bottom of an air cylinder, stacking a carbon gel material at the upper part and enclosing the carbon gel material into the piston; exhausting air in the air cylinder and the carbon gel material and introducing an inert gas through an outlet of the air cylinder; sealing the outlet of the air cylinder, quickly pushing the piston, heating the inert gas in the air cylinder for heated sublimation of the sulfur due to sudden compression and entering channels of an aerogel material under the pressure of the piston; quickly drawing the piston to the initial length of the aerogel material, cooling the inert gas due to volume expansion, condensing a gas-phase easy-to-sublimate material along with drop in the temperature to form nanoscale particles and uniformly dispersing the nanoscale particles into the channels of the aerogel material; and obtaining the carbon gel material with high sulfur loads and then carrying out slicing and performing to obtain the positive electrode material. The preparation method is simple; and the obtained positive electrode material is high in sulfur loads and uniform in elemental sulfur distribution, and has excellent electrochemical properties.

The invention relates to a pH / reduction dual sensitive hydrophilic copolymer drug carrier as well as a synthesis method and application thereof. S,S'-bis(alpha, alpha'-dimethyl-alpha''-acetic acid) trithiocarbonate is taken as a chain transfer agent, RAFT (reversible additive fragment transfer) polymerization is carried out on N-t-butyloxycarboryl propylene hydrazine, N-(3-dimethylamine propyl) methacrylamide and N-hydroxymethyl acrylamide in two steps, reaction is carried out on hydroxyl on N-hydroxymethyl acrylamide and methoxyl polyethylene glycol at an isocyanic acid esterification end, polyethylene glycol is connected by virtue of a disulfide bond, and the target product, namely pH / reduction dual sensitive hydrophilic copolymer drug carrier, is obtained after a protecting group is removed. The pH / reduction dual sensitive hydrophilic copolymer drug carrier can load adriamycin and a gene drug at the same time; meanwhile, a hydrophilic polyethylene glycol shell can protect gene substance, long circulation is realized, a disulfide bond connected with polyethylene glycol is beneficial to escape of endosome of drug-carrier, the copolymer after being loaded with a drug can be self assembled into nanomicelle in water, bioavailability of the drug can be improved, and toxic and side effects can be reduced. The copolymer synthesis method provided by the invention has the advantages that molecular weight of each segment and quantity of polyethylene glycol segments can be flexibly adjusted and reaction conditions are mild.

A geotechnical engineering shaking table test overburden pressure loading method includes the following steps of Step 10, arranging a soil mass in a model box; Step 20, arranging an air bag connected to an air supply outside the model box through a line above the soil mass; Step 30, arranging a pressure cover at an opening of the model box to cover the opening of the model box and fixedly connecting the pressure cover with the model box; Step 40, opening the air supply to load air pressure to the air bag and regulating the air bag pressure as needed through a pressure regulating valve to obtain the required loading pressure. The geotechnical engineering shaking table test overburden pressure loading method can effectively extend the depth of the foundation soil mass to be researched of an existing shaking table test, thereby providing technical support for in-depth study of the dynamic characteristics of the deep soil mass.

The invention provides a model-based method for electro-hydraulic proportional loading and belongs to the technical field of hydraulic loading technology and automation. The method comprises the following steps: pre-establishing conversion relations between the control current and the pressure of a hydraulic proportion valve at different flow rates, namely models; and selecting a corresponding model according to the actual flow rate to complete the pressure control of the proportion valve. As the different models are adopted under different conditions, the control accuracy is improved greatly. As the established models possibly have certain errors, a feedback compensation process is adopted to eliminate the errors in the models. As a result, the pressure control accuracy of the electro-hydraulic proportional valve is improved, the response time is reduced, and the requirements on pressure, force or torque loading are met.

The invention relates to a novel vacuum preloading soft foundation combined stacking system. The novel vacuum preloading soft foundation combined stacking system comprises a soft foundation, plastic drainage plates, water absorbing pipelines, sand cushions, geotechnical cloth, a sealing membrane and sealing water bags. A plurality of the plastic drainage plates are inserted into the soft foundation; the sand cushions are tiled on the ground surface of the soft foundation; the water absorbing pipelines are embedded into the sand cushions; the sand cushions are covered with the geotechnical cloth; the sealing membrane is paved on the upper surface of the geotechnical cloth; and the sealing water bags which are filled with water are stacked on the upper part of the sealing membrane in a combined manner. A first construction method of the novel vacuum preloading soft foundation combined stacking system comprises the following steps: stacking the plurality of the sealing water bags on the upper part of the sealing membrane in sequence, and injecting water into the water bags through pipelines to form pre-load pressure on the upper part of the soft foundation; a second construction method comprises the following steps: stacking the plurality of the sealing water bags on the periphery of a set range of the ground surface of the soft foundation, injecting the water into the water bagsto form a cofferdam through the pipelines, and then feeding the water into the cofferdam to form the pre-load pressure on the upper part of the ground surface of the soft foundation. The water is directly discharged after a project is ended; and the sealing water bags can be reused. The construction method disclosed by the invention is simple in method and is low in project cost.

The invention provides a limit gravity center loading method of a helicopter, belongs to a helicopter weight design technology and relates to a design method of achieving maximal rotational inertia value by virtue of rapid loading based on priority sequence. The method is characterized in that the limit gravity center of the helicopter means that the helicopter is in a limit take-off weight and limit gravity center state and simultaneously achieves the maximal rotational inertia value; the rotational inertia value is determined by the weight of each loading point and the distances between the coordinates of each loading point and limit coordinates; priority sequencing is performed on the loading points by virtue of the distances of the loading points and weight loading is rapidly performed on the loading points by use of the priority sequence. By utilizing a priority sequence method, not only can the rotational inertia calculated value of the loading scheme in a loading direction be maximal, but also the advantages of rapidness and convenience are achieved, the diversity of loading schemes is avoided, and an optimal technical scheme can be provided for helicopter pneumatic calculation, structure and landing chassis strength design and flight verification processes.

The invention disclosed a cationic surfactant reinforced metal reduction method for dechlorination of organic chlorides. Said method includes impregnating the metal reductant in the cationic surfactant solution at least one hour, and then adding the metal reductant and organic chlorides-bearing water to be treated into a reactor and carrying out a reaction, wherein the cationic surfactant concentration is the critical micelle concentration. The invention method uses zero-valent metal as the reductant, which is cheap and easy to get, and has no secondary pollution or heavy-metal contamination, and no adverse effect to wastewater treatment. The method has the advantages of simplicity and low cost, and can be operated at room temperature and atmospheric pressure. The conditions for wastewater treatment process are mild. The treating device is simple, easy, and stable.

The invention discloses a static loading device and method for an anti-slip test of an inclined supporting joint. A ground beam is horizontally and fixedly arranged on a test bed, counterforce beams are arranged on the upper part of the ground beam in parallel, and a first side column and a second side column are arranged between the counterforce beams and the ground beam in parallel; the upper end of the first side column is hinged to one end of the counterforce beams, the lower end of the second side column is fixedly connected with the other end of the ground beam, a pressure gauge is arranged between the second side column and a jack, and the upper end of the jack tightly abuts against the other end of the counterforce beams; the lower part of an inclined supporting joint test piece isconnected with the ground beam, and the upper part of the inclined supporting joint test piece is hinged to the counterforce beams; a hinged rotation center between the inclined supporting joint testpiece and the counterforce beams, a hinged rotation center between the first side column and the counterforce beams and the top surface position of the jack are arranged in line. The static loading device is low in manufacturing cost, high in reliability, simple to install, capable of achieving self-balance, simple in operation method in the static loading process, and low in test condition requirement.

The invention relates to a method for preparing high-performance fuel oil by adopting mesoporous alkaline carbon materials to carry out catalytic cracking on grease. The method comprises the following steps of: synthesizing a mesoporous carbon carrier by virtue of a hard template method, and loading hydroxide of alkali or carbonate accounting for 1%-15% of the mass of the mesoporous carbon carrier on the surface of the mesoporous carbon carrier to obtain an alkaline mesoporous carbon catalyst; and weighing triglyceride and the catalyst according to a mass ratio of m triglyceride to m alkaline mesoporous carbon catalyst equal to 100: (1-10), putting the triglyceride and the catalyst into a reaction kettle, heating the reaction kettle to 350-500 DEG C, and collecting generated fraction to obtain a dark brown liquid, namely the product. The carbon material is an inert material and can well keep an original mesoporous structure after being loaded. As the alkaline catalyst and the mesoporous material carrier are matched with each other, not only can low-acid-value catalytic cracking liquid fuel oil with less content of carboxyl be obtained, but also the molecular weight distribution of split products can be controlled so as to obtain diesel fractions (C14-C22) in a directional way.

The invention relates to the field of heterogeneous catalysis, specifically to a catalyst for conversion of fructose to 5-hydroxymethylfurfural, a preparation method of the catalyst and a method for converting fructose to 5-hydroxymethylfurfural by the use of the catalyst. The catalyst provided by the invention is prepared from a sulfonic functionalized ionic liquid and methyltrichlorosilane. The prepared catalyst has advantages of high catalytic activity, mild reaction condition and reusability.

The invention relates to a pure torque loading device and method based on the lever principle, can be used for constant-value pure torque stable loading of columnar objects, and aims to solve the problem that the torque analysis result is affected due to the fact that mechanical values such as stretching, compressing and bending are inevitably introduced into an existing torque applying device. The device comprises a force arm supporting assembly and a twisted workpiece mounting assembly, the force arm is fixed to the force arm supporting assembly, one end of a twisted workpiece is installed in a hole with a force arm spreading function, the other end of the twisted workpiece is installed on a positioning block of the twisted workpiece mounting assembly, and the xyz-direction position of the positioning block is adjustable. The pure torque loading device based on the lever principle can apply a pure torque value to a pipeline and a part, other mechanical indexes such as stretching, compression and bending are not brought in, the quantitative and stable torque loading and maintaining functions are achieved, a new torque loading thought can be provided for most objects needing torqueloading, and reliable technical guarantee is provided for product development.

The invention discloses an auxiliary device facilitating communication cabinet loading, further discloses a loading method of the auxiliary device facilitating communication cabinet loading and relates to the technical field of communication equipment. The auxiliary device comprises an oblique plane table, a plane table is connected to the right side of the oblique plane table, and a first installation cavity with an upward opening is formed in the plane table and is internally provided with an electric lifting platform; a supporting plate is arranged at the top end of the electric lifting platform and is internally provided with a second installation cavity with the upper portion and the right side each being of an open structure, and the second installation cavity is internally provided with a moving plate with the top surface being flush with the top surface of the supporting plate; the moving plate is internally provided with a third installation cavity with an upward opening, and the interior of the third installation cavity is rotatably connected with a roller; and the roller protrudes out of the moving plate, and the axis of the roller is parallel to the right side surface of the moving plate. According to the auxiliary device and the loading method, communication cabinets can be loaded into a carriage in a time-and-labor-saving mode.

A method for preparing a palladium catalyst supported by chitosan-carboxymethyl cellulose composite nanoparticles is disclosed. The method includes mixing chitosan with absolute alcohol to obtain a solution A; mixing carboxymethyl cellulose with an alkaline solution to obtain a solution B; adding the solution A dropwise into the solution B; reacting the mixture at room temperature under stirring;performing filtration and then absolute alcohol washing to obtain chitosan-carboxymethyl cellulose composite nanoparticles; adding the nanoparticles into absolute alcohol, then adding a palladium saltsolution, and reacting the liquid mixture at room temperature under magnetic stirring; performing filtration and washing with absolute alcohol, and vacuum drying to obtain the palladium catalyst supported by chitosan-carboxymethyl cellulose composite nanoparticles. The catalyst has good catalytic effects, a simple preparation process, a high catalytic efficiency, convenient separation and a low cost and has a good application prospect.

Belonging to the technical field of machinery, the invention relates to an electromagnetic slope loading test device and a loading method. An electromagnetic force loading apparatus is placed in the cavity of an outer shell, a slope model box is placed in the cavity of the electromagnetic force loading apparatus, a horizontal clamping apparatus is placed in the cavity of the slope model box, an inner threaded hole is located at the center of the slope model box's front panel, a horizontal clamping bolt is connected to the inner threaded hole through a thread and passes through the inner threaded hole, the thread end of the horizontal clamping bolt and the inner threaded hole of a connection block are in fixed connection. A clamping plate is connected to the cavity of the slope model box, the connection block is located between the front panel and the clamping plate, the right panel of the slope model box is connected to the front panel through a first hinge and a second hinge. And theright panel of the slope model box and a rear panel are connected together through a first fixed bolt. The electromagnetic slope loading test device provided by the invention has the characteristics of simple structure and convenient use, and can accurately simulate the stability condition of slope under the action of self weight or other external load.

A tie down apparatus for a carrier having a storage compartment to carry a recreational vehicle comprises a cross bar, ends of the cross bar being supported by upstanding legs. The cross bar has one or more members extending therefrom that create a space to receive a portion of the recreational vehicle. One or more eyelets are mounted to the cross bar in association with one or more of the space-creating members. Each eyelet serves as an attachment point for a chain, rope, belt or the like to further secure the recreational vehicle in place on the trailer.

The invention discloses a method for loading a display card BIOS, which comprises the following steps of: starting a DOS operating system and executing a loading program; acquiring an interval range occupied by the primary display card BIOS; storing an extra program code to a register; setting an execution interval of the display card BIOS in a readable-writable state; storing to-be-loaded data of the display card BIOS into the execution interval of the display card BIOS; executing an initialization program of the display card BIOS; acquiring an interval range occupied by a to-be-loaded display card BIOS; judging whether the interval range occupied by the to-be-loaded display card BIOS is greater than the interval range occupied by the primary display card BIOS; if so, displaying prompt information through a display; otherwise, rewriting the extra program code and a setting the execution interval of the display card BIOS in a read-only state. The method for loading the display card BIOS can conveniently and quickly load the new display card BIOS.

The invention discloses a water wave type binning method. According to the method, the rotation speed of a chute is improved or reduced stepwise, different cast distances are formed by centrifugal force generated by grain during the rotation of the chute, and the rotation speed level and time of a motor are controlled, so that a plurality of cast circular rings which are concentric are generated on the same horizontal height. According to the water wave type binning method, a binning mode is similar to water waves; and the method is unique, high in flexibility and good in binning effect, can be realized only by controlling the rotation speed level of the motor and is suitable for automated grain distribution, and a control method is simple, so that the degree of labor participation is reduced, labor is reduced, and the cost is saved.

The invention discloses an auxiliary device for facilitating the loading of communication cabinets, which relates to the technical field of communication equipment, and includes an inclined platform. There is an electric lifting platform in the cavity, and a support plate is provided on the top of the electric lifting platform. There is a second installation cavity with an open structure on the upper side and the right side in the support plate. The moving plate is neat, and the moving plate is provided with a third installation cavity with an opening upward, and a roller is connected in rotation in the third installation cavity, and the roller protrudes from the moving plate and its axis is parallel to the right side of the moving plate; the invention also discloses A method for loading an auxiliary device that facilitates the loading of a communication cabinet; the invention can save time and labor for loading the communication cabinet into a vehicle compartment.