50 results about "Microwave - action" patented technology

The invention discloses an all-series recovery process for waste lithium ion batteries, which belongs to the field of lithium battery regeneration and comprises the main process steps of pretreatment of the waste lithium ion batteries, electrolyte recovery through microwave baking, obtaining of positive plates and negative plates through eddy current separation and separation of positive and negative black powder and metal foil through infrared irradiation. Wherein the electrolyte is recovered through microwave baking, so that the electrolyte can be quickly vaporized and then condensed and recovered under the action of microwaves by utilizing the strong polarity of the electrolyte, and therefore, the electrolyte can be efficiently separated, the removal effect is more thorough, and the problem of electrolyte pollution cannot be generated in the process. According to the infrared irradiation separation process, the absorption capacity of different adhesives to different infrared wavelengths can be utilized, and the molecular chains of the adhesives are broken and the positive and negative electrode powder and the metal foil can be automatically stripped by adjusting the irradiation infrared band and generating resonance vibration, so that the residues of the adhesives are greatly reduced; the recovery rate of the waste lithium ion battery and the purity of the recovered material are improved.

The invention discloses a vehicle head lamp ice film removing device which comprises a lamp assembly, and the ice film removing device is arranged in a shell of the lamp assembly. The ice film removing device comprises a microwave generator and a wave guide tube; the microwave generator generates and outputs a microwave; the waveguide guides the microwaves output by the microwave generator out of the reflecting cover of the lamp assembly and transmits the microwaves to the lens of the lamp assembly. The microwaves act on the ice film on the outer surface of the lens, and the ice film starts to loosen in a solid and hard state, so that the ice film is easy to separate from the lens.

The invention discloses a depletion mode GaN HEMT device reliability simulation method under a high-power microwave stress condition. The method comprises the following steps: establishing a two-dimensional device structure initial model of a depletion mode GaN HEMT device; performing model parameter correction on the two-dimensional device structure initial model to obtain a two-dimensional device structure calibration model; performing high-power microwave stress applying condition simulation on the two-dimensional device structure calibration model to obtain a temperature change condition and electric field distribution of the two-dimensional device structure calibration model after the high-power microwave pulse is applied; and based on the temperature change condition and the electric field distribution, analyzing the reliability mechanism of the device under the high-power microwave stress condition. By applying the high-power microwave pulse to the two-dimensional device structure calibration model, the instantaneous change conditions of parameters such as temperature, electric field and current of the device in the process can be obtained, and the problem that the temperature and the electric field of the device in the high-power microwave action period are difficult to detect through an experimental method is solved.

The present application provides a kind of microwave rock volume change measurement system and method thereof, including test cavity, microwave control device, strain measurement device, measurement circuit and resistance strain gauge;Test cavity is sealed cavity structure, and rock test piece is placed in test cavity;Microwave control device is set to the inside of test cavity;Strain measurement device includes hoop strain gauge and axial strain gauge, and strain measurement device is attached to rock test piece surface;Measurement circuit is connected with multiple strain measurement devices by lead, and resistance strain gauge is connected with measurement circuit.In the microwave emitted by microwave control device acts on rock test piece, data acquisition is carried out to rock test piece by multiple hoop strain gauges and axial strain gauges attached to rock test piece surface, and the volume change of rock test piece can be obtained by combining measurement circuit and resistance strain gauge, so as to exclude the volume change of liquid or gas caused by temperature change, and more accurately measure the size of the influence of microwave on rock volume.

This invention relates to the field of microwave detection technology, specifically to a broadband microwave rapid detection method based on atomic level electric field tuning, which mainly solves the problem of detection limitations in traditional Rydberg atom-based microwave information detection. The broadband microwave rapid detection method based on atomic level electric field tuning includes the following steps: 1) First, a probe light and a coupling light are applied sequentially to a Rydberg atom gas cell, and then the microwave to be measured is applied to the Rydberg atom gas cell; 2) A spatial gradient radio frequency electric field is applied within the Rydberg atom gas cell; 3) The spot of the probe light is projected into an optical camera to form an image set, the pixel signals within the image set are merged, and the splitting response of the EIT-AT spectrum is observed. The electric field strength and frequency of the microwave to be measured are calculated. This invention's detection method achieves the requirement for rapid detection of random microwave signals over a wide frequency range.

An apparatus for real-time monitoring of evolution of cracks caused by microwaves, comprising a microwave power supply, a microwave generator, a connecting waveguide, a multi-cavity mold, a bearing component, a cutoff waveguide (4), and an image acquisition assembly. The microwave generator is connected to the multi-cavity mold by means of the connecting waveguide; the bearing component is arranged in the multi-cavity mold; the bearing component is used for placing a sample; the bearing component can transmit microwaves; the cutoff waveguide (4) is mounted on the multi-cavity mold; the image acquisition assembly is arranged at an outlet of the cutoff waveguide (4); and the image acquisition assembly is aligned with the sample to acquire an image of the sample. Microwaves are generated by means of the microwave generator and act on a rock sample, such that the rock sample is heated to generate cracks, and the rock sample is photographed in real time by means of the image acquisition assembly, such that the evolution of the cracks of rock during the action of the microwaves can be monitored and recorded in real time, the development and evolution law of the cracks of the rock can be observed in real time, and the volume expansion of minerals can be quantitatively evaluated.

The invention discloses an external field response absorbent and application thereof, and belongs to the technical field of gas purification and separation. The external field response absorbent provided by the invention is prepared from the following raw materials: a main absorbent, an activating agent, a conditioning agent and an absorption enhancer in a mass ratio of (5-20): (5-20): (5-20): 1. The external field response absorbent provided by the invention has the advantages of high regeneration rate and high cycle capacity under the action of light waves, sound waves or microwaves, and the CO2 capture cost is remarkably reduced; the regeneration performance is improved by 50-80% compared with that under the traditional heat treatment condition; and the regeneration temperature is 95-105 DEG C, which is reduced by 5-35 DEG C compared with the regeneration temperature of 110-130 DEG C of the traditional industrial absorbent, and the industrial absorbent has significant advantages in energy consumption and operation cost.

The present application relates to the field of oil and gaseous hydrocarbon preparation by microwave-driven polyolefin pyrolysis reforming. More particularly, it relates to a process method of microwave-driven catalytic polyolefin pyrolysis reforming. The polyolefin pyrolysis reforming is carried out by using a microwave reaction device with a PLC control unit, a carrier gas adjusting unit and a reaction unit; the polyolefin raw material is located at the bottom of the reaction unit, the catalyst is stacked on the polyolefin raw material to form a catalyst bed, and the bottom of the catalyst bed is in contact with the polyolefin raw material to form a horizontal material contact surface; the process method comprises: under the action of microwave, the polyolefin raw material undergoes a pyrolysis reaction at the material contact surface to generate primary pyrolysis products; as the polyolefin raw material is consumed, the catalyst sinks under gravity and maintains the horizontal material contact surface; the primary pyrolysis products pass through the catalyst bed from bottom to top and are gradually pyrolyzed into oil components and / or gaseous hydrocarbon components, thereby realizing the catalytic reforming of the polyolefin raw material.

The present invention belongs to the field of rock mass crack research experiments. Provided is a test system for real-time permeability enhancement based on microwaves. The test system comprises: a microwave generator, a straight waveguide, an omnidirectional-irradiation coaxial antenna mechanism and a permeability test mechanism, wherein an output end of the microwave generator is connected to the straight waveguide, and an output end of the straight waveguide is provided with the omnidirectional-irradiation coaxial antenna mechanism; each annular assembly comprises a ceramic inner ring and a metal outer ring; and a microwave irradiation opening is formed between two adjacent annular assemblies, such that microwaves irradiate outwards via the microwave irradiation opening. By means of the present invention, diffused microwaves are formed inside a specimen, and the microwaves are uniformly distributed in all directions inside the specimen via the microwave irradiation opening, thereby expanding the microwave action range; and during the process, flow rate changes are recorded in real time, so as to comprehensively reflect the permeability of the specimen, thereby simulating the real-time evolution characteristics of permeability during the in-situ microwave modification of a reservoir.

The present invention provides a method for preparing asphalt concrete that can rapidly heat up and self-heal under the action of microwaves. The microwave self-healing asphalt concrete is prepared from steel slag aggregate, steel slag powder, and microwave-absorbing modified asphalt, with the proportions ranging from 83.8% to 89.6% by weight, steel slag powder from 2.3% to 7.9% by weight, and microwave-absorbing modified asphalt from 2.8% to 12.8% by weight. The coarse and fine steel slag aggregates, steel slag powder, and microwave-absorbing asphalt are mixed to form the asphalt concrete. The asphalt concrete's loss factor is improved under microwaves. When microwaves act on a damaged pavement surface of the microwave self-healing asphalt concrete, the steel slag aggregate, steel slag powder, and microwave-absorbing modified asphalt experience dielectric and magnetic losses. The asphalt concrete converts the microwave electromagnetic energy into thermal energy, and by heating for a certain period of time, the asphalt concrete is rapidly and evenly heated to 45°C to 85°C. The thermal repair effect of the asphalt is utilized to achieve rapid self-healing of the asphalt concrete.

The application discloses a preparation method and application of a microwave-regulated MXene-based in-situ oxidation composite gas-sensitive material, and belongs to the technical field of gas sensing materials and functional nanomaterials. The method comprises the following steps: placing MXene in a microwave tube furnace device, and performing sintering treatment under the action of microwaves to obtain the MXene-based in-situ oxidation composite gas-sensitive material; wherein the microwave action conditions are as follows: the microwave frequency is 2.45 GHz, the microwave power is 1000-1800 W, and the treatment time is 10-40 minutes; and the sintering treatment temperature is 300-600 DEG C. The method has the advantages of simple process, short cycle and strong controllability, and is suitable for controllable preparation and performance optimization of the MXene-based gas-sensitive material.

The utility model relates to the technical field of food detection, in particular to a solid food heavy metal microwave digestion device, which enables the action of a solid food sample and microwaves to be more uniform and improves the digestion efficiency by enabling the moving track of a digestion tank to be more complex. Comprising a box body and a controller, a horizontal partition plate is installed at the bottom of the box body, the rotary table is rotatably installed on the horizontal partition plate, an output shaft of the speed reduction motor is connected with the center of the lower end face of the rotary table, the multiple rotary seats are rotatably installed on the rotary table, and the multiple rotary seats are rotatably installed on the rotary table; the plurality of rotating seats are circumferentially and uniformly arranged around the circle center of the rotating disc, outer gear rings I are concentrically mounted on the outer walls of the plurality of rotating seats, inner gear rings I are mounted on the horizontal partition plate, the inner gear rings I are meshed with the plurality of outer gear rings I, loading mechanisms are mounted in the plurality of rotating seats, and the plurality of digestion tanks are detachably mounted on the plurality of loading mechanisms respectively.

The invention provides a microwave controlled-release asphalt self-healing capsule and a preparation method thereof, and the preparation method comprises the following steps: firstly, adding nano ferroferric oxide into a sodium alginate solution, and carrying out resonance dispersion to form a uniform and stable suspension; adding a low-viscosity asphalt regenerant and an emulsifier into the turbid liquid, and carrying out resonance emulsification to form a uniform emulsion; dropwise adding the emulsion into a calcium chloride solution, and curing and cross-linking to form a wet capsule; finally, the wet capsule is filtered out, washed and dried, and the multi-cavity calcium alginate / ferroferric oxide asphalt self-healing capsule is obtained. Microwave action targets are built on the capsule shell and the wall of the inner cavity, a release diffusion channel is formed through the microwave effect of nano ferroferric oxide, active quantitative release of the asphalt regenerant in the capsule cavity is achieved, the capsule can rapidly release the inner regenerant through excitation of external microwaves in the low-temperature service environment, and the service life of the capsule is prolonged. The crack healing in a low-temperature environment is promoted; the regeneration of the aged asphalt is realized.

A method for evaluating error codes of a PSK data transmission system of an unmanned aerial vehicle under the action of high-power microwaves comprises the following steps of: performing mathematical modeling analysis on narrow-band high-power microwave interference existing in a working environment of the unmanned aerial vehicle and an internal demodulator model, and performing mathematical description on an internal link of a target system demodulator applied by NHPM; according to the method, the bit error rate analytical expression under the normal working condition and the NHPM interference condition can be obtained, and the mathematical expected value of the bit error rate generated under the specific environment can be described by substituting the data transmission system parameters and the interference parameters into the analytical expression, so that an effective means is provided for evaluating the bit error rate of the unmanned aerial vehicle data transmission system with known high-power microwave interference parameters.

The invention discloses a deep hard rock microwave-assisted rock breaking drilling system, which relates to the technical field of rock breaking and comprises a ground control and energy supply system, a flange plate main body and a microwave generator. The overall structure of the system adopts modular design, the system is formed by sequentially connecting the ground control and energy supply system, the microwave generator, the microwave transmission assembly, the microwave drill bit assembly and the cooling and sealing system, and in the using process, microwaves output by the microwave generator are transmitted to the end of a drill bit through the waveguide transmission assembly; meanwhile, the mechanical drilling driving device drives the drill bit to achieve conventional drilling operation, so that a microwave pre-splitting and mechanical crushing cooperative rock breaking mode is formed, a microwave transmission assembly in the system is arranged in a drill column, stable transmission is achieved through a sealing protection structure, and the mechanical crushing effect is achieved. The cooling system is used for reducing system temperature and guaranteeing structural safety.

This invention provides a microwave roasting equipment and process flow for iron extraction from red mud, relating to the field of red mud iron extraction technology. It includes a fixed base frame with a rotary kiln mounted on top. The rotary kiln comprises a furnace shell, furnace tubes, a discharge end pipe, a feeding assembly, a preheating assembly, a retention assembly, and a drive assembly. By incorporating the preheating and retention assemblies, this invention achieves effective preheating of the red mud particles, reducing the energy consumption required for roasting. Simultaneously, the retention assembly ensures uniform microwave action on the red mud particles, effectively improving the heating and roasting efficiency. The combined effect significantly reduces energy consumption during red mud roasting, and through this novel red mud iron extraction process, the iron grade of the obtained iron concentrate is greatly improved.

A strength measurement system for rock specimen under microwave effect includes a supporting device, a testing cabin, a strength test device, a hydraulic loading device and a microwave transmitting device. Testing cabin is arranged on supporting device; strength test device is arranged in testing cabin, and a rock specimen is arranged on strength test device; a fixed end of hydraulic loading device is arranged on supporting device, and a movable end of hydraulic loading device acts on rock specimen; microwave transmitting device is arranged on testing cabin, and microwave transmitting device acts on rock specimen. Testing cabin has isolation function and limits microwave within testing cabin. By loading microwave on rock specimen by means of microwave transmitting device, effect of microwave on rock strength is learnt, and correlation between power and duration of microwave on rock specimen and rock strength is studied in targeted manner.

The invention relates to the technical field of smart kitchens, in particular to a control method and device of cooking equipment, electronic equipment and a storage medium, the method is applied to a control unit in the cooking equipment with a microwave cooking assisting function, and the cooking equipment further comprises a microwave generator, a steam generator and a heating element. The microwave generator, the steam generator and the heating element are respectively connected with the control unit; the method comprises the following steps: in response to a microwave-assisted cooking instruction, obtaining microwave power and an intervention stage in the microwave-assisted cooking instruction; the microwave power and the intervention stage are obtained by responding to the microwave cooking assisting instruction, the microwave effect is accurately controlled, the problem of uncontrollability in a traditional mode is solved, and cooking flexibility and precision are improved; the target duration is calculated through an algorithm, intelligent time management is achieved, the cooking time is shortened, and the taste and nutrition of food are reserved; microwave, steam and baking functions are cooperated to work efficiently, personalized requirements are met, and user operation experience is optimized.

The invention discloses a method for automatically identifying pi pulse time of a mercury ion microwave clock, which comprises the following steps of: setting a time sequence: performing on-off operation by external equipment according to a specified time sequence; fluorescence signals are collected, and the single-chip microcomputer is used for collecting the fluorescence signals; performing transition probability scanning, setting microwave source dot frequency, microwave action starting time, microwave action stopping time and microwave action time stepping, and performing transition probability scanning in a Rabi mode by using an external reference source as a reference signal to obtain a transition probability scanning curve; and based on the transition probability spectral line, carrying out nonlinear fitting on the data, drawing a new transition probability function curve, solving a new transition probability function derivative, further confirming a pi pulse range, and identifying the pi pulse. The method provided by the invention has the advantages of full-automatic operation, high intelligent identification precision and good system flexibility, the experiment efficiency is improved, and the experiment error is reduced.

The invention belongs to the technical field of polymer functional composite materials, and particularly relates to a microwave foamed epoxy resin-based porous composite material and a preparation method thereof. The epoxy resin-based porous composite material is prepared from the following raw materials: an epoxy resin matrix, a foaming agent and a plurality of surface modified glass beads, and the epoxy resin matrix and the foaming agent are foamed and cured under the action of microwaves to form a three-dimensional interpenetrating porous structure with mutually communicated foam holes; the plurality of surface modified glass beads are uniformly dispersed in the three-dimensional interpenetrating porous structure. According to the invention, water is used as a green foaming agent, and efficient and uniform foaming of epoxy resin is realized by combining the heating characteristic of a microwave body; the surface modified glass beads are used as heterogeneous nucleation points, so that the cell size and distribution of the composite material are precisely regulated and controlled, and an ideal porous acoustic structure is formed; the interface strengthening effect mediated by the silane coupling agent remarkably improves the binding force of the filler and the matrix, and the mechanical property of the material is guaranteed while the lightweight of the material is realized.

A vehicle headlight deicing film device includes a lamp assembly and a deicing film device is arranged in a housing of the lamp assembly. The deicing film device includes a microwave generator and a waveguide tube. The microwave generator generates and outputs a microwave. The waveguide tube guides the microwave output by the microwave generator out of a reflector of the lamp assembly and transmits the microwave to a lens of the lamp assembly. The microwave acts on the ice film on the outer surface of the lens, and the solid and hard state of the ice film begins to loosen, making it easy to separate from the lens.

The application provides a method for catalytic microwave activation of persulfate for degradation of organic wastewater, in which, lanthanide metal and eighth group transition metal oxide or composite oxide are used as catalysts, persulfate is catalytically activated under the action of microwaves, and organic pollutants in the organic wastewater are catalytically oxidized. The absorption rate of microwaves is improved, the catalytic activity of persulfate is synergistically enhanced by microwaves, the degradation effect on antibiotics and the like is further enhanced, and the treatment demand of people for the organic wastewater is met.

The utility model belongs to the technical field of tail gas treatment, and particularly relates to a system for treating nitrogen oxide through microwave induction, which is characterized in that a microwave generator is arranged in a nitrogen oxide generator, and the nitrogen oxide generator is connected with a nitrogen dioxide absorber in series; nitrogen oxide molecules and oxygen molecules collide with each other under the action of microwaves in the nitrogen oxide generator to generate a chemical reaction to generate nitrogen dioxide; nitrogen dioxide is introduced into a nitrogen dioxide absorber with a spraying device for spraying, so that nitrogen dioxide reacts with water to generate nitric acid and nitric oxide; and finally, introducing the nitric oxide back into the nitric oxide generator for reaction or introducing the nitric oxide into the nitric oxide absorber for absorption. The system for microwave-induced treatment of nitrogen oxides disclosed by the utility model is simple in structure and good in treatment effect, and can convert nitrogen oxide waste gas into nitric acid for recycling.

This invention belongs to the field of rock mass crack research experiments and provides a microwave real-time permeability enhancement test system, including: a microwave generator, a straight waveguide, a full-area illumination coaxial antenna mechanism, and a permeability detection mechanism; the output end of the microwave generator is connected to the straight waveguide, and the full-area illumination coaxial antenna mechanism is installed at the output end of the straight waveguide; the annular assembly includes a ceramic inner ring and a metal outer ring; a microwave illumination port is formed between two adjacent annular assemblies for microwave irradiation outward from within the microwave illumination port; this invention improves the microwave action range by forming diffused microwaves inside the sample and uniformly dispersing the microwaves to various directions inside the sample through the microwave illumination port, and records the flow rate changes in real time during this process to comprehensively reflect the permeability of the sample, simulating the real-time evolution characteristics of permeability during in-situ reservoir microwave stimulation.

This invention discloses a microwave-absorbing and heating coating for metal cookware used in microwave ovens and its preparation method. The microwave-absorbing and heating coating is prepared from layered Mxenes powder, magnetic iron tetroxide powder or γ-iron oxide powder, tungsten carbide powder, polyvinylidene fluoride powder, aluminosilicate powder, and a high-temperature resistant glass adhesive. This invention uses the microwave-absorbing and heating coating material as a heat source, utilizing the heat generated by the absorbing material under microwave action, which can solve the problem that metal cookware cannot heat the food inside the cavity in a microwave oven.

The invention discloses an aerosol generating device, an aerosol generating system and an aerosol generating product thereof. The aerosol generating device comprises a microwave generator and an atomizing cavity connected with the microwave generator, the microwave generator comprises a microwave generation circuit used for generating a microwave signal; the microwave transmitting antenna is connected with the microwave generating circuit and is used for guiding the microwave signal into the atomization cavity; and the connector is connected with the microwave transmitting antenna and is used for being matched with the microwave transmitting antenna to lead the microwave signal into the atomization cavity. The aerosol generating device has the beneficial effects that the aerosol generating device introduces a microwave signal into the atomization cavity through the connector and the microwave transmitting antenna, so that a microwave field is formed in the atomization cavity, heat is generated by utilizing intermolecular vibration under the action of microwaves, aerosol is generated on the basis that an aerosol product does not make contact with the microwave transmitting antenna, and the atomization effect is improved. And the use safety is improved.

The embodiment of the present application provides an internal heating type thermal conversion device, which comprises a spiral feeding system, a microwave generating system and a heating ball and the like. The raw material is fully mixed with the heating ball under the agitation and pushing of the spiral blade, and is heated and continuously passes through different reaction sections under the microwave action, and sequentially occurs dehydration, pyrolysis and gasification reactions at the most suitable temperature; a large amount of gas generated sharply automatically passes through the gas permeable partition under the self expansion pressure and is discharged through the corresponding guide system; the water vapor generated by the dehydration of the raw material further participates in the gasification reaction, eliminates harmful components and produces high value gasification gas, and the pyrolysis gas is separated and condensed to obtain high value liquid phase products. The device has the advantages of concentrated heating, fast response to control, puffing raw material, automatic exhaust, clean discharge, high space utilization rate, and can realize efficient pyrolysis and gasification process through precise temperature control. The embodiment of the present application also provides a thermal conversion method beneficial to the internal heating type thermal conversion device.

The embodiment of the invention provides a transformer oil temperature measuring method and device based on a quantum sensing technology, and the method comprises the steps: exciting a diamond nitrogen-vacancy color center through laser, and achieving the spin initialization of the diamond nitrogen-vacancy color center; while the laser is applied, sweep frequency microwaves are applied to the diamond nitrogen-vacancy color center so as to regulate and control the spinning state of the diamond nitrogen-vacancy color center; detecting a fluorescence signal emitted by the diamond nitrogen-vacancy color center under the action of laser and sweep frequency microwaves; generating an optical detection magnetic resonance curve based on the fluorescence signal, wherein the optical detection magnetic resonance curve represents the change of the fluorescence intensity along with the microwave frequency; extracting a zero field splitting value from the optical detection magnetic resonance curve; according to the extracted zero field splitting value, the corresponding transformer oil temperature is obtained based on the function relation between the preset zero field splitting value and the temperature. According to the technical scheme provided by the invention, high-precision and high-stability transformer oil temperature measurement can be realized.

The present application belongs to the technical field of shale oil heating modification, and particularly relates to a shale oil heating modification reaction device, which comprises a heating tank body, two microwave generators, a resonance cavity installed on the inner side of the heating tank body, a driving motor installed on the lower end of the heating tank body, a threaded rod fixedly connected to the upper end of a rotating shaft, a plurality of sliding grooves formed on the inner wall of the heating tank body, a plurality of sliding blocks slidably connected to the sliding grooves, a ring groove formed in the heating tank body, a placing basket fixedly connected to the sliding blocks, an insulating empty barrel fixedly connected to the center of the placing basket, a limiting block fixedly connected to the lower end of the insulating empty barrel, a driving block fixedly connected to the side surface of the rotating shaft, a threaded ring fixedly connected to the lower side of the insulating empty barrel, a sealing cover installed on the upper end of the heating tank body, and a water outlet hole formed through the lower end of the heating tank body. The present application can uniformly make the microwave act on the shale oil rock sample, and then uniformly heat the sample to improve the heating effect.

A conveying device for continuous heating and microwave sterilization and insect killing belongs to the technical field of conveying equipment and comprises a conveying pipe, a transmission shaft, a spiral blade, an electric spiral conveyor of a motor speed reducing mechanism, microwave sterilization equipment, an electric heating fan, voltage adjusting equipment and a fixing cylinder. The microwave sterilization equipment, the electric heating fan, the fixed cylinder and the electric screw conveyor are mounted together, and the power output end of the voltage regulation equipment is electrically connected with the power input end of the electric screw conveyor. Under the combined action of related structures, multiple functions of conveying, electric heating, microwave sterilization and insect killing are integrated, the equipment is relatively compact and convenient to use, and a hot air machine can output hot air to act on conveyed materials through a fixed cylinder and an air outlet hole of a transmission shaft while conveying the materials through a rotating shaft; meanwhile, microwaves are generated by multiple sets of microwave sterilization equipment to act on the materials, so that the continuous sterilization and insect killing effects are achieved, the working efficiency is improved, and the production cost is saved.