1009 results about "Plasma generator" patented technology

The invention discloses a multi-flame powder combustion eruption device. The multi-flame powder combustion eruption device is characterized in that a quantitative blanking powder bin is communicated with an eruption pipe through a pneumatic pipeline; the spraying pipe is provided with a spraying guide cavity, the plasma generator discharges gas in the spraying guide cavity to form a plasma arc area, and the plasma arc area and the cavity wall of the spraying guide cavity have a distance which enables the plasma arc area and the cavity wall of the spraying guide cavity not to make contact. The plasma arc region is a free arc region or a compressed arc region; powder in the powder bin is quantitatively discharged into the pneumatic pipeline, the pneumatic pipeline conveys the powder into the eruption guide cavity, and airflow drives the powder to pass through the plasma arc area and then is sprayed out of an eruption opening of the eruption guide cavity. The plasma generator controls the working temperature of the plasma arc area according to the material and particle size of the powder. And the firework effect of various flame colors can be displayed. The energy loss is effectively reduced, the heating speed is high, the temperature uniformity is good, and the energy consumption is low; the device has the advantages of simple structure, safety and reliability.

The invention relates to the technical field of plasma generators, and particularly discloses a self-adaptive control system and method of a plasma generator, and the method comprises the steps: carrying out the feature extraction of a voltage time sequence data set, a current time sequence data set and a plasma density time sequence data set through employing a data analysis and coding technology based on deep learning, meanwhile, time sequence feature extraction is carried out on curves of voltage, current and plasma density which correspond to each control mode and change along with time; therefore, the optimal control mode of the target plasma generator is intelligently screened out according to the fast scanning semantic query representation between the multivariable time sequence implicit cooperation feature of the plasma generator and the multivariable time sequence implicit coding feature of each control mode. By means of the mode, the future parameter change trend can be predicted more accurately, the optimal control mode can be intelligently screened out, and compared with a traditional threshold value judgment method, early warning can be carried out in advance before the parameters are close to but do not exceed the safety range.

The invention relates to the technical field of plasma generator protection, and discloses a plasma generator protection device which comprises a plasma generator provided with a mounting seat and a spray gun extending into a combustion chamber; the sleeve sleeves the spray gun and is used for replacing the spray gun to bear the scouring of primary air pulverized coal airflow in the combustion chamber; the powder slag cleaning part comprises a scraping plate, the length direction of the scraping plate is consistent with the length direction of the spray gun, and the scraping plate is attached to the periphery of the sleeve; the scraping plate is driven by an annular driving mechanism to rotate along the circumferential track of the outer surface of the sleeve, the movement path of the scraping plate is tightly attached to the outer circumferential face of the sleeve, and the rotation axis of the scraping plate coincides with the geometric axis of the sleeve, so that powder slag generated after hot melting of the surface of the sleeve is removed. Pulverized coal airflow scouring is blocked through the sleeve, powder slag is cleaned in combination with the annular driving scraper, the heat dissipation performance of the spray gun is guaranteed, the service life of the spray gun is remarkably prolonged, the maintenance cost is reduced, and the operation stability and economical efficiency of equipment are improved.

According to the plasma aquaculture water purification method and system, a cold plasma directional screening technology is used as a core to construct a cold plasma water treatment module, a nanosecond pulse plasma generator is used for exciting a gas medium to form cold plasma, active particles are screened in situ through a directional screening assembly, and the cold plasma water treatment module is used for purifying aquaculture water. The method comprises the following steps: introducing ammonia nitrogen into a water body, guiding < 1 > O2 to be quickly injected into the water body, instantaneously completing a primary purification reaction in a gas-liquid intersection chamber, further, in order to fully utilize residual active particles, directionally converting a reaction precursor O3 of < 1 > O2 into < 1 > O2 through a catalytic dissociation module, and completing a secondary purification reaction between the < 1 > O2 and the ammonia nitrogen. Ammonia nitrogen is directionally converted into nitrogen by utilizing a 1O2-dominated non-free radical reaction path, the content of ammonia nitrogen and total inorganic nitrogen in a water body is reduced, and after purification is completed, oxidizing components in the water body and tail gas are respectively removed by adopting a by-product removal assembly, so that the use safety is guaranteed.

The invention belongs to the technical field of medical treatment, and discloses a blood product virus inactivation system based on a synergistic effect of nano-catalysis photochemical inactivation and low-temperature plasma, the system comprises: a nano-photocatalysis inactivation module adopting titanium dioxide TiO2 and graphite phase carbon nitride g-C3N4 nano-materials as photocatalysts; the low-temperature plasma inactivation module adopts a low-temperature plasma generator to generate plasma cloud above the blood product and release active particles; the dynamic fluid stirring module is used for enabling the blood product to uniformly receive photocatalysis and plasma inactivation effects through a microfluid mixing technology so as to ensure the uniformity of virus inactivation; the sensing monitoring and intelligent feedback module is used for monitoring the residual quantity of viral nucleic acid and the activity of protein in the blood in real time by adopting a spectrum sensor and a biochemical sensor. The method can be widely applied to the fields of clinical blood transfusion, blood product manufacturing, blood disease treatment and the like, promotes the progress of a blood safety guarantee technology, reduces the virus infection risk and improves the patient safety.

The invention relates to the technical field of intelligent fire extinguishing control of energy storage power stations, in particular to a method and system for plasma protection of thermal runaway of an air-cooled energy storage power station. The method comprises the following steps: processing real-time data acquired by a multi-source sensor through a dynamic risk assessment model to obtain a risk level and an early warning level; an initial control instruction for the plasma generator and the air cooling and refrigerating system is formed according to the risk level and the early warning level; the initial control instruction is processed to form a driving control signal; a control signal is subjected to cooperative execution processing to obtain a high-energy active particle jet flow, a forced airflow and a refrigeration effect. The system comprises an air cooling box body, a battery, a fan, a plasma generator, an ejector, an intelligent controller, a compressor, a gas-liquid separator, a heat exchanger, an electronic expansion valve, a drying filter, a gas sensor and a pressure sensor valve. The safety and reliability of the energy storage power station are improved.

The invention discloses a frequency modulation matching microwave plasma generator, which is characterized in that a circulator is connected between a microwave source and a plasma resonant cavity, microwaves are input from a port 1 of the circulator, and are output to the plasma resonant cavity from a port 2, so that the reflected microwaves are output from a port 3. Meanwhile, a matched load and a power meter are connected to a port 3 of the circulator, microwaves output by the port 3 of the circulator are absorbed by the matched load, most returned microwaves are absorbed by the matched load, a small part of the microwaves are reflected back to the port 3, the microwaves input by the port 3 are output at a port 1, the microwave power borne by the microwave source is reduced, and the stability and the service life of the microwave source are improved. The control system adjusts the output frequency of the microwave source according to the measured power, so that the output frequency of the microwave source is improved, and the output impedance of the microwave source is matched with the working impedance of the plasma resonant cavity again, so that the back-and-forth reflection loss of microwaves is avoided; and the impedance matching adjustment speed is greatly improved.

A substrate processing system using plasma would be presented. The system may comprise a plurality of reaction chambers disposed on a platform, each of them being configured to process substrates; a plasma generator or generator coupled to the plurality of reaction chambers individually and configured to generate plasma or plasma power with a certain frequency and a certain phase, and further configured to provide the generated plasma or plasma power to the plurality of reaction chambers; and a control circuit connected to the plasma generator or generator and configured to adjust the phase of the plasma or plasma power generated by the plasma generator or generator; wherein, the control circuit is further configured to shift the phase of the generated plasma or plasma power provided to the plurality of reaction chambers independently.

The present invention discloses a plasma generating device and an electrical device, which relate to the field of plasma technology, wherein the plasma generating device comprises a dielectric structure, a first electrode and a second electrode, the dielectric structure covers the second electrode, a part of the dielectric structure is arranged as a planar dielectric layer, and the first electrode is arranged on a side of the planar dielectric layer away from the second electrode. The technical solution of the present application can avoid the plasma generating device from being too large in size under the condition of safe use of the plasma generating device.

The invention discloses a DBD plasma disinfection and sterilization treatment system which comprises a base, conveying rollers are rotationally arranged on the base through a first support and a first connecting shaft, a conveying belt is arranged between the two conveying rollers, and a disinfection and sterilization machine shell is further arranged on the upper portion of the base through a second support. A DBD plasma generator is arranged at the top of a disinfection chamber in the disinfection and sterilization machine shell, a disinfection and cleaning pool is arranged on the base, and the lower end of the conveying belt is guided by a guide roller to pass through the lower portion in the disinfection and cleaning pool. The conveying belt is used for horizontally conveying articles to be disinfected, the DBD plasma generator is used for generating DBD plasma for disinfection and sterilization treatment when the articles pass through the disinfection chamber of the disinfection and sterilization machine shell, the articles are discharged from one end of the conveying belt after disinfection is completed, the disinfection and sterilization effect is good, continuity is high, and the continuous disinfection and sterilization efficiency of the multiple articles can be improved.

The invention relates to the technical field of plasma arc welding, in particular to a plasma arc welding machine for fan steel plate machining. Comprising a machining table, an electric sliding table used for transversely adjusting the welding position is fixedly connected to the machining table, and the output end of the electric sliding table is in transmission connection with a plasma generating mechanism used for welding the fan steel plate; the distance between the mounting block and the second annular block is monitored through a distance measuring infrared receiver and a distance measuring infrared transmitter, data are fed back to a controller, and the controller controls a third motor to adjust the distance between the mounting block and the second annular block. Therefore, the distance between the welding end of the plasma arc welding gun and the surface of the fan steel plate reaches a preset value, and through self-adaptive adjustment of the distance between the welding end of the plasma arc welding gun and the surface of the fan steel plate, the plasma arc welding gun can achieve the optimal welding effect when the fan steel plates with different thickness values are welded.

The invention discloses a plasma hydrodynamic cavitation aeration coupled piezoelectric catalysis organic wastewater treatment system and method. The system comprises a wastewater tank, a water pump, a Venturi tube hydrodynamic cavitator, a catalytic oxidation reactor, a piezoelectric particle separator, a piezoelectric catalytic particle bin, a low-temperature plasma generator and an air pump. By coupling piezoelectric catalysis, pressure pulsation mechanical energy generated by hydrodynamic cavitation is converted into chemical energy for driving the piezoelectric effect, on one hand, pollutants are directly oxidized, and on the other hand, plasma by-product H2O2 is efficiently converted into. OH with strong oxidizing property, so that cooperation with plasma advanced oxidation is formed, and the pollutant removal efficiency is improved. The pollutant degradation energy efficiency and the energy utilization rate of the system are greatly improved. Meanwhile, the system realizes efficient recovery and cyclic utilization of the magnetic piezoelectric catalytic particles through the magnetic separation type piezoelectric particle separator, so that secondary pollution of the catalyst is fundamentally avoided.

The utility model discloses an electric flame stove capable of independently supplying power to a single plasma generator. The electric flame stove comprises a shell, a burner arranged on the shell, a plurality of plasma generators arranged on the burner and a plurality of groups of high-voltage rectifying devices, the high-voltage rectifying devices are arranged in parallel, and each high-voltage rectifying device is composed of a transformer and a rectifying unit; the rectification unit is electrically connected with a corresponding plasma generator and outputs direct-current high voltage to the corresponding plasma generator. According to the utility model, the rectification circuit and the transformer are made into an integral modularized high-voltage rectification device, and the single high-voltage rectification device independently supplies power to the corresponding plasma generator, so that in the experience process of a user, even if one or more of the high-voltage rectification devices are abnormal, the high-voltage rectification device can be replaced. And the normal work of other high-voltage rectifying devices or electric flame stoves cannot be influenced.

A deposition apparatus including: a processing chamber; a rotary table provided in the processing chamber; a first processing region provided at a predetermined position in a circumferential direction of the rotary table; a second processing region provided downstream of the first processing region in the circumferential direction of the rotary table; a third processing region provided downstream of the second processing region in the circumferential direction of the rotary table; a first heater provided above the rotary table in the second processing region; and a plasma generator. The plasma generator includes: a protrusion having a longitudinally elongated shape in a planar view extending along a radius of the rotary table in a portion of an upper surface of the processing chamber, and protruding upward from the upper surface; and a coil wound along a side surface of the protrusion and has a longitudinally elongated shape in a planar view.

The invention belongs to the technical field of electric heating, and particularly relates to a waste heat utilization ejector coupled with a plasma generator, the waste heat utilization ejector comprises the plasma generator, a nozzle and a Laval pipe structure, the rear end of the nozzle is provided with a working fluid inlet, and the Laval pipe structure sequentially comprises a receiving chamber, a mixing chamber, a throat pipe structure and a diffuser from back to front. A front end opening of the diffuser is a mixed fluid outlet, the nozzle is located in the receiving chamber, an anode structure of the plasma generator penetrates through the rear end of the receiving chamber and is communicated with an inner cavity of the nozzle through a working fluid inlet, a driving fluid inlet is formed in the side face of the receiving chamber, and a front end opening of the nozzle faces the throat pipe structure. The diffuser is conical, and the size of the mixed fluid outlet is larger than that of the rear end inlet of the diffuser. According to the invention, the waste heat utilization efficiency can be improved while the heating area of the plasma is obviously increased.

A plasma processing apparatus includes a chamber, a substrate support in the chamber, a plasma generator, a bias power supply, an edge ring, a lifter, a switch, and a controller. At least one of the bias power supply or a radio-frequency power supply in the plasma generator is electrically coupled to a base in the substrate support. The lifter includes a conductive ring, a rod, an actuator, and a connector. The lifter raises and lowers the edge ring supported on the conductive ring. The connector electrically couples the conductive ring and the base. The switch changes between a first state in which the edge ring and the base are electrically coupled to each other and a second state in which the edge ring and the base are electrically disconnected from each other. The controller controls the switch.

A plasma processing apparatus, comprising a plasma processing chamber; a plasma generator to generate a plasma from a processing gas in the plasma processing chamber; and a substrate support disposed in the plasma processing chamber, is provided. The substrate support includes a base; an electrostatic chuck disposed above the base; a first annular member to surround a substrate on the substrate support; a second annular member disposed below the first annular member and having a plurality of through holes; a plurality of lift pins disposed to correspond to the respective through holes, each lift pin having an upper portion to support the first annular member through the corresponding through hole and a lower portion; at least one spacer fixed to at least one of the lift pins, disposed on the lower portion so as to surround the upper portion and support the second annular member; and at least one actuator to vertically move the lift pins.

The invention relates to the technical field of purifiers, and particularly discloses a multifunctional ceiling type gas disinfection, deodorization and purification device which comprises a purification pipeline, an ultraviolet sterilization lamp is arranged on the top wall of the purification pipeline, and a tubular plasma generator is arranged on the bottom wall of the purification pipeline. An activated carbon plate is slidably mounted on one side of the purification pipeline in a penetrating manner, and a positive and negative rotation fan is arranged in the purification pipeline; the pre-storage box is arranged on the side wall of the purification pipeline, one end of the pre-storage box and the side, close to the purification pipeline, of the pre-storage box are open, a door plate is arranged at an opening in the end of the pre-storage box, and two limiting rails are arranged on the inner wall of the side, away from the purification pipeline, of the pre-storage box. The device has the function of purifying various types of air, improves the gas purification effect, has the function of automatically replacing the activated carbon plate, has the function of automatically cleaning an air filtering opening in the device, and reduces the labor cost.

A plasma generator protection device is provided. The plasma generator (1) has a mounting base (11) and a spray gun (12) extending into the combustion chamber. A sleeve (2) is fitted to the outside of the spray gun and serves to withstand the flushing of the primary air flow of pulverized coal in the combustion chamber instead of the spray gun. A powder slag cleaning unit including a scraper is attached to the sleeve, with the length of the scraper aligned with the length of the spray gun. The scraper is driven by an annular drive mechanism and rotates along a circumferential path on the outer surface of the sleeve. Its movement path is closely attached to the outer circumferential surface of the sleeve, and its rotation axis overlaps the geometric axis of the sleeve, so that it can clean the powder slag that has adhered to the sleeve at high temperatures. The sleeve blocks the brushing of the pulverized coal flow, and the annular drive scraper cleans the powder slag, thereby ensuring the heat dissipation performance of the spray gun, significantly extending the service life of the spray gun, reducing maintenance costs, and improving the operational stability and economy of the device.

The invention discloses a rotary suspension double-cylinder plasma catalytic reactor, and relates to the technical field of catalytic reaction equipment, the rotary suspension double-cylinder plasma catalytic reactor comprises a combined cylinder and a plasma generating device, and the plasma generating device is mounted on the combined cylinder; the combined sleeve comprises an outer sleeve body and an inner sleeve body, the inner sleeve body is rotationally connected into the outer sleeve body, a catalyst storage cavity is formed in the inner sleeve body, a catalyst is placed in the catalyst storage cavity, a plurality of fan blades are further fixed in the inner sleeve body, the fan blades are located below the catalyst storage cavity, and an air inlet cavity is fixed to the bottom of the outer sleeve body. The air inlet cavity is communicated with the bottom of the inner cylinder, the air inlet cavity is connected with a plurality of air inlet pipes, a space between the outer cylinder and the inner cylinder is a gas flowing cavity, an upper opening of the inner cylinder is communicated with the gas flowing cavity, and the outer cylinder is connected with a plurality of air outlet pipes; and the plasma generating device is used for discharging in the combined sleeve. The heat distribution is uniform.

The present invention discloses a portable plasma therapy instrument with a motor fan, comprising a plasma generator (1), a motor fan (2), an instrument housing (3), a power system (4), a handle (5) and a wire protection sleeve (6), wherein the power system (4) is connected to the plasma generator (1), the motor fan (2) and the instrument housing (3), the plasma generator (1), the motor fan (2) and the handle (5) are connected to the instrument housing (3), and the wire protection sleeve (6) is connected to the power system (4) and the handle (5). The present invention solves the drawbacks of the plasma generator in the past that the working medium gas is provided by an air compressor, an air pump, a gas cylinder, etc., reduces the equipment space, simplifies the equipment structure, eliminates the hazards caused by the high-pressure container, improves the safety, and is convenient for application in homes, hospitals and other places.

The invention discloses a low-temperature plasma-based portable joint inflammation accurate therapeutic apparatus, and relates to the technical field of arthritis treatment, the low-temperature plasma-based portable joint inflammation accurate therapeutic apparatus comprises a shell, the lower end of the shell is fixedly connected with a first magnetic type interface, the interior of the shell is fixedly connected with a graphene heat-conducting fin, the front end of the graphene heat-conducting fin is fixedly connected with a circuit board, and the circuit board is fixedly connected with a power supply. A plasma generator, a battery, an ozone neutralization module, a communication module and a control chip are fixedly installed at the front end of the circuit board, through a magnetic attraction structure of the first magnetic attraction type interface and the second magnetic attraction type interface, in cooperation with mechanical positioning of the positioning block and the butt joint groove, rapid replacement of the treatment probe is achieved, and by replacing probes of different forms, the treatment efficiency is improved. The probe can adapt to complex joint contours, a miniature ultrasonic transducer is integrated in the probe, tissue gaps can be temporarily expanded by means of the cavitation effect of ultrasonic waves, the penetration depth of plasma active particles is increased, and the probe effectively acts on deep synovial tissues.

Plasma generators and methods for reforming hydrocarbon feedstocks are disclosed. A hydrocarbon feedstock is fed into the reactor. An electrode and a microwave generator form and sustain a plasma in a first reaction zone. The plasma is propagated to a second, downstream, reaction zone where it reforms the feedstock into a hydrogen product and a carbonaceous byproduct. The carbonaceous byproduct is entrained or otherwise directed by flow elements of the reactor toward the electrode. A second microwave generator directs microwaves to the entrained carbonaceous byproduct, heating the byproduct and in turn the feedstock. Selectively heating the feedstock before reforming in the second reaction zone improves efficiency, performance, and yield of the reactor.

The invention relates to the technical field of medical instruments, and provides a sinus tract treatment tube assembly and a sinus tract treatment device.The sinus tract treatment tube assembly comprises a tube body and a plasma generator; the catheter body comprises a catheter body and a treatment end which are connected with each other, and the treatment end is suitable for being inserted into the sinus tract; the plasma generator is arranged at the treatment end and suitable for being connected with the power module; the plasma generator comprises a negative electrode layer, a dielectric barrier layer and a positive electrode layer which are arranged in a stacked mode, or the plasma generator comprises a positive electrode and a negative electrode which are arranged in a coplanar mode. The sinus tract treatment tube assembly provided by the invention not only has drainage and flushing functions, but also has a plasma treatment function, can play a powerful bactericidal role, and promotes wound healing of a wound surface.

The invention provides a pollution gas treatment device for polyurethane waterproof coating production and a treatment method thereof, and relates to the technical field of gas treatment.The pollution gas treatment device comprises a dry adsorption spray tower, the dry adsorption spray tower is provided with a treatment mechanism facilitating multi-stage treatment of gas, and the dry adsorption spray tower is provided with a gas inlet and a gas outlet. The treatment mechanism comprises a spiral diffusion plate, an adsorbent ejector, an interception chamber, a plasma generator and a wet-type adsorption spray tower, the spiral diffusion plate and the adsorbent ejector are both located on the inner side wall of the dry-type adsorption spray tower, and the interception chamber is located at the side end of the dry-type adsorption spray tower. According to the device, the plasma generator is arranged, after residual pollutants, such as free isocyanate, amine intermediates, free radicals and the like, of the dry adsorption spray tower enter the plasma generator, the plasma can decompose precursors in a short time aiming at pollutants difficult to degrade and the specific easy polymerization characteristic of polyurethane waste gas in the process, and therefore the degradation rate of the waste gas is improved. And the risk of secondary polymerization after entering the wet tower is blocked.

According to the low-temperature plasma activated water preparation system, the preparation method and the application, a direct-current voltage-driven air jet plasma generation device which is small and convenient and does not need a complex gas circuit is utilized in the preparation system, and air is adopted as working gas to treat an aqueous solution; an aqueous solution rich in active oxygen, active nitrogen and other active ingredients is efficiently generated, and the active ingredients have high oxidation-reduction potential and can effectively degrade PhSMe. The concentration of active particles in PAW is improved by optimizing the discharge voltage, the discharge time and the concentration of the sodium molybdate solution, so that the degradation effect of PhSMe is improved. An auxiliary agent sodium molybdate is introduced in the degradation process, and the degradation effect is two times higher than the pure PAW treatment effect.

The invention discloses a plasma generating device and electrical equipment, and relates to the technical field of plasmas, the plasma generating device comprises a reaction module and a display structure, the reaction module comprises a first electrode and a second electrode, and the first electrode and the second electrode are arranged at an interval; the display structure comprises at least one of a temperature-sensitive color changing structure, an ultraviolet color developing structure and a rare gas light emitting structure, and the display structure has a first display state and a second display state; wherein the display structure can be in a first display state in response to physical radiation generated when the plasma is generated, and the display structure is in a second display state when the plasma generating device does not work. According to the technical scheme, the working state of the plasma generating device is visualized.

The invention discloses a high-power cascade arc plasma generator, which belongs to the technical field of plasmas and structurally comprises a cathode structure, a cascade structure and an anode structure according to the plasma generation and injection direction. The cathode structure is composed of two cathode assemblies and a cathode seat, wherein the two cathode assemblies and the cathode seat are in a positioning type. The cascading structure is formed by stacking a plurality of cascading sheets and gaskets, and each cascading sheet is provided with a snakelike water cooling channel and an air inlet channel; the anode structure is composed of a step-shaped flange. According to the device, the air inlet channel and the snakelike cooling water channel are arranged in the cascade sheet, so that ablation of plasma to the discharge channel in the discharge process is reduced, and the discharge power reaches the MW level.

The present application relates to the field of plasma generators and discloses a plasma generator and electronic device based on a single emitter head. The plasma generator includes: a power input terminal configured to receive an external power supply; a resonant trigger circuit coupled to the power input terminal, the resonant trigger circuit including a bidirectional trigger switch and an energy storage capacitor; a transformer, the primary winding of the transformer being connected in series with the bidirectional trigger switch and the energy storage capacitor in the resonant trigger circuit to form a primary loop, the transformer being used to generate resonance under the action of charging and discharging the energy storage capacitor and outputting a resonant peak through a secondary winding; a emitter head coupled to one end of the secondary winding via a coupler, the resonant peak being used to generate positive and negative ions through the emitter head; and an isolation device coupled between the primary and secondary windings of the transformer. The present application realizes the generation of positive and negative ions using a single emitter head, has a simple circuit structure, and effectively solves the problem of difficult assembly of dual emitters in traditional solutions.

The utility model provides a plasma cleaning machine which comprises a cleaning machine body, a support is fixed to an inner cavity of the cleaning machine body, two oppositely-arranged rollers are arranged in the support and used for containing particle powder to be cleaned, and a control assembly for controlling the two rollers to rotate so as to improve the cleaning efficiency is arranged on the support. Each roller is correspondingly provided with an electrode assembly, each electrode assembly penetrates into the inner cavity of the cleaning machine body and enters the corresponding roller, the electrode assemblies receive voltage conducted by the plasma generator, gas in the inner cavities of the rollers is excited to be in a plasma state, and the plasma cleaning machine and the electrode assemblies receive the voltage conducted by the plasma generator. Gas in the inner cavities of the rollers is excited to be in a plasma state, vacuum plasma cleaning is conducted on particle powder, the particle powder is driven to turn over through the control assembly, the possibility that plasma cleaning is affected by mutual accumulation of the particle powder is reduced, the plasma cleaning quality is improved, and the particle powder cleaning efficiency is improved by arranging the two rollers.