271results about "Electrostatic separation details" patented technology

The invention relates to the technical field of vehicle body treatment, in particular to an air shower for vehicle body dust removal treatment, which comprises an air shower room, a crane, an air curtain machine and a dust collection grid group. A sliding rail is arranged in the air shower room, the crane moves along the sliding rail through a sliding foot base, a guide strip is arranged on one side of the crane, a servo mechanical arm is slidably installed on one side of the crane, and a roller fan is installed at the tail end of the servo mechanical arm and used for conducting multi-angle blowing on different parts of a vehicle body. A plurality of air curtain machines are arranged on the other side of the crane, each air curtain machine comprises a motor, an axial flow rotary vane and an air opening structure with an adjusting brake, and the air curtain machines are used for forming a continuous linear air curtain to conduct large-area dust removal on the surface of the crane body. A dust collecting grid set is arranged in the air shower, and particulate matter in air is collected through a high-voltage electrostatic adsorption structure. The system can realize multi-dimensional dynamic blowing, accurate wind power control and efficient dust collection, improves the dust removal efficiency and the cleaning effect of the vehicle body, and is suitable for automatic cleaning scenes in the field of vehicle manufacturing and maintenance.

The invention discloses an oil smoke purifier and an oil discharge control method and an oil discharge structure thereof, and the oil discharge control method comprises the following steps: obtaining real-time liquid level information, when the real-time liquid level information is greater than or equal to a preset working liquid level threshold value, controlling a steam switch valve to be opened at a preset initial opening degree, and setting the duration as a preset first working duration; acquiring the real-time temperature of the oil stain and the real-time temperature of the introduced steam; adjusting the actual working opening degree of a steam switch valve based on the real-time oil stain temperature and the real-time steam temperature; and when the real-time liquid level information is smaller than or equal to the preset low liquid level threshold value, the steam switch valve is controlled to be closed by delaying the preset second working duration. According to the method disclosed by the invention, the heating time and process are accurately controlled, so that the oil discharge channel is effectively prevented from being frozen and blocked by oil stains, and unnecessary energy consumption is reduced.

The present invention discloses a dust suction device for transporting fine building materials through a pipeline, which comprises a bracket including a feeding port at the top and a discharging port at the bottom; a dust suction mechanism including a dust suction pipe, an elastic cord, a dust suction spherical shell, an elastic spherical balloon, rubber balls and fiber balls. The two ends of the dust suction pipe are respectively communicated with the feeding port and the discharging port. The dust suction spherical shell is suspended in the dust suction pipe by the elastic cord. The elastic spherical balloon is arranged in the dust suction spherical shell. The number of the rubber balls and the fiber balls is multiple and both are arranged in the elastic spherical balloon. In the present invention, the dust suction spherical shell is impacted by the fine building materials to cause it to vibrate. The rubber balls and the fiber balls in the elastic spherical balloon collide and rub against each other to generate heat and static electricity. After being heated and expanded, the elastic spherical balloon contacts the dust suction spherical shell and transfers the static charge to the dust suction spherical shell, so that the dust suction spherical shell can electrostatically adsorb the surrounding fine building materials to achieve the dust suction effect. The present invention relates to the field of transporting fine building materials.

The invention discloses a photovoltaic panel waterless cleaning system and a using method. The photovoltaic panel waterless cleaning system comprises a photovoltaic panel body, a transparent conductive film, a vibration assembly and a draught fan. The transparent conductive film is arranged on the surface of the photovoltaic panel body, and the edge of the transparent conductive film is provided with an electrode assembly; the electrode assembly is connected with a direct-current power supply assembly; the vibration assembly is arranged on the photovoltaic panel body, the draught fan is arranged close to the photovoltaic panel body, the cleaning system systematically solves the core pain points of water consumption, low efficiency, high cost and secondary pollution in a traditional cleaning technology through the multi-mode cooperative technology of electrostatic adsorption, vibration stripping and negative pressure collection and the intelligent adjustment design, and the cleaning effect is good. The system adopts a technical framework with no water, low energy consumption and long service life, and provides an efficient and reliable cleaning solution for an arid region and a distributed photovoltaic system.

The invention discloses a top outer side mechanical rapping type electric dust remover which comprises a dust collecting plate, a mechanical rapping mechanism, a rapping rod, a filling mechanism and a suspension mechanism, and the dust collecting plate can be arranged in an inlet end socket in a limited amplitude shaking mode through the suspension mechanism; one end of the rapping rod is mechanically rapped by the mechanical rapping mechanism outside the inlet seal head, the other end of the rapping rod extends into the inlet seal head and transmits mechanical rapping force to the dust collection plate, the packing mechanism is sealed between the inlet seal head and the rapping rod, the space utilization rate is high, the dust removal effect is good, the service life is long, and maintenance is convenient.

The invention relates to the technical field of air conditioning devices, and discloses a textile equipment air conditioning device which comprises a shell, an air inlet pipe for supplying air to textile equipment is arranged at the bottom of the shell, and a driving system is installed on the upper portion of the shell. An indexing frame capable of periodically rotating by 90 degrees and an inner gear ring capable of periodically rotating at variable speed and intermittently idling are connected to the driving system, and four air conditioning systems are arranged on the indexing frame. The air conditioning system comprises a main shaft, the main shaft is driven by an inner gear ring, and a multi-shaft composite motion module driven by the main shaft is arranged on the indexing frame. Through the electrostatic adsorption section, the activated carbon composite section, the antibacterial nano coating section and the porous ceramic fiber section which are arranged on the composite filter cloth, different pollutants such as dust, organic gas, microorganisms and high-temperature oil mist are adsorbed in a targeted manner, the filtering efficiency is improved, and the types of the pollutants are matched in real time in combination with an intelligent position adjusting system; the core problems that traditional equipment is single in function and low in purification efficiency are solved.

The invention relates to the technical field of dust remover ash buckets, in particular to a dust remover ash bucket heating-free anti-blocking device which comprises an ash bucket box, a dust charge quantity detection and control sensor is installed on the outer side face of the ash bucket box in a penetrating mode, and an accident unblocking mechanism for removing hardened materials in the ash bucket box is installed on the ash bucket box. A fluidizing air treatment mechanism for separating fluidizing air into negative ions is mounted in the ash bucket box in a penetrating manner, and an air blowing mechanism capable of movably blowing out the fluidizing air is mounted at one end, positioned in the ash bucket box, of the fluidizing air treatment mechanism. When the air blowing mechanism moves, fluidizing air can be blown into the ash bucket box from multiple moving directions, so that the fluidizing air can be mixed with materials of all parts, when the air conveying cylinders distributed at the four corners of the ash bucket box swing to spray air through the air outlet spray heads, air can be fully blown to the inner side part of the ash bucket box at certain angles, and the air blowing efficiency is improved. And fluidization wind with negative ions can be in full contact with internal materials.

The invention discloses an electrical tar precipitator liquid seal groove observation opening with an environmental protection effect and a using method, and relates to the technical field of electrical tar precipitators, the electrical tar precipitator liquid seal groove observation opening comprises an observation opening body, a fixed sealing part, sealing liquid and a movable sealing cover, the observation opening body comprises a transverse pipe and a vertical pipe, one end of the transverse pipe is connected and communicated with the middle of the side wall of the vertical pipe, and the other end of the transverse pipe is connected and communicated with the fixed sealing part; the other end of the vertical pipe is connected and communicated with the gas water seal overflow pipe through a connecting flange, the bottom end of the vertical pipe is connected and communicated with the gas condensate water collecting pipe through a connecting flange, and an observation opening is formed in the top end of the vertical pipe; the fixed sealing piece is fixedly arranged at the top of the vertical pipe in a sleeving manner, and a liquid storage ring groove is formed between the fixed sealing piece and the vertical pipe; the sealing liquid is stored in the liquid storage ring groove; the movable sealing cover is used for covering the observation opening, the edge of the bottom of the movable sealing cover extends into the liquid storage ring groove and is immersed in the sealing liquid, the structure is simple, use is convenient, harmful gas is effectively prevented from overflowing, then the field environmental sanitation is guaranteed, and equipment and pipelines are prevented from being corroded.

The present invention relates to the technical field of electrostatic precipitators, and in particular to an auxiliary steam heating and draining circulation system for an electrostatic precipitator hopper and a heating device. The auxiliary steam heating and draining circulation system for the electrostatic precipitator hopper comprises a heating module, an electrostatic precipitator hopper body, a side wall of the electrostatic precipitator hopper body being provided with a steam heating device, a first insulating door being installed at the end of the electrostatic precipitator hopper body, and the end of the first insulating door being connected to the electrostatic precipitator hopper body through a pipeline. By connecting the auxiliary steam heating and draining pipeline of the electrostatic precipitator hopper to the front of the electric steam inlet door of the WGGH auxiliary steam heater, the draining heat is exchanged to the WGGH circulating water for recycling, thereby reducing the auxiliary steam consumption of the unit, thereby reducing coal consumption and improving the economy of the unit. In addition, by designing a reasonably designed sealing component, the installation and disassembly process is made more convenient.

The utility model relates to the technical field of electric dust collectors, in particular to a water accumulation prevention structure of an electric dust collector, which comprises an electrostatic dust collection chamber, an equipment chamber fixedly connected to the top of the electrostatic dust collection chamber, an electric drying plate fixedly connected to the inner bottom wall of the equipment chamber, and a fixing plate fixedly connected to the interior of the equipment chamber and arranged at the top of the electric drying plate. A round hole is formed in the fixing plate, the top of the fixing plate is fixedly connected with a first sponge mat and a second sponge mat, and the first sponge mat and the second sponge mat are distributed in a W shape; through cooperative use of an electric drying plate, a fixing plate, a first sponge mat, a second sponge mat, a round hole and a humidity sensor, water vapor and moisture can be adsorbed through the first sponge mat and the second sponge mat, and meanwhile, due to the fact that the first sponge mat and the second sponge mat are distributed in a W shape, the water absorption and waterproof performance of the interior of the equipment room can be improved; and meanwhile, the equipment body can be dried through an electric drying plate, and the drying effect of the equipment is further improved.

The invention relates to a compressed air distribution device and a tail end wastewater bypass flue evaporation system. The compressed air distribution device comprises a spray gun group, a control valve group and an air path distributor, one end of the air path distributor is connected with compressed air input equipment, a flow guide plate and a pressure balance cavity are arranged in the air path distributor, the flow guide plate is used for conducting angle optimization on input compressed air, and the pressure balance cavity is used for distributing the compressed air optimized by the flow guide plate into all the cavities in a balanced mode. The hoses are connected with the spray guns in the spray gun group in a one-to-one correspondence manner; one end of the waterway distributor is connected with a desulfurization wastewater pipeline and is connected with the corresponding spray gun through a pipeline; and the control valve group is distributed in a hose connected with the gas path distributor and a pipeline connected with the water path distributor. Compared with the prior art, the system has the advantages that the stability is improved, the energy consumption is reduced, and equipment protection and automatic control are realized.

The invention discloses a cooling tower fog drop trapping device and method based on corona discharge, belongs to the field of manufacturing and application of electric trapping devices, and aims to achieve the purposes of efficiently trapping fog drops and recycling water mist of a cooling tower of a thermal power plant in an energy-saving manner, an insulating shell is formed into a cavity with a narrow upper part and a wide lower part, and an opening of the cavity is formed in an upper shell; the trapping net is arranged in the cavity close to the opening; the atomizing device is arranged at the lower part in the cavity to form mist; the needle electrode is arranged in the cavity between the trapping net and the atomization device; and the water storage area is arranged at the bottom of the cavity, so that the fogdrop trapping area of the trapping net is increased, and the trapping efficiency is improved.

This utility model discloses a labyrinth-type pre-dust removal electrostatic precipitator, including a housing. The housing contains a pre-dust removal chamber and several electric fields arranged sequentially from front to back behind the pre-dust removal chamber. The pre-dust removal chamber contains several grooved plates arranged in two rows, front and back, with the grooved plates in the two rows staggered. The grooved plates in the back row face forward, and the grooved plates in the front row face backward. Each grooved plate is composed of a flat plate and groove walls formed by folding the two ends of the flat plate in the same direction by 90 degrees. Compared with the prior art, this device can improve dust removal efficiency and effect while reducing space occupation.

The utility model relates to the technical field of electrostatic purification, in particular to an electrostatic purification device which comprises a device shell and an electrostatic field area, and the electrostatic field area is installed in the device shell. A handle drives a connecting column, a connecting plate and a clamping block to move upwards, so that the clamping block leaves a clamping groove, the connecting plate extrudes a first compression spring upwards, then a dust collection grid plate is pulled outwards, the lower portion of the dust collection grid plate leaves a limiting frame, then the dust collection grid plate can be integrally taken out to be cleaned, and installation can be conducted through reverse operation after cleaning is completed. According to the device, the dust collection grid plate is easy to disassemble and assemble, workers do not need to disassemble all screws through tools to take down the screws for cleaning, time is effectively saved, the device can be used in time subsequently, and the situation that follow-up installation is difficult due to the fact that the screws are lost does not exist.

The invention relates to an electrostatic air filter device (6), in particular for a motor vehicle (1), with a flow channel (7) for guiding an airflow (5), with an ionization device (9) for ionizing particles carried in the airflow (5), which has at least one spray electrode (10) and at least one counter electrode (11) in the flow channel (7), and with a filter element (8) for filtering out the particles from the airflow (5), which is arranged in the flow channel (7) downstream of the ionization device (9) and which has a multi-layered filter body (13) with at least one particle filter layer (14) and at least one electrically conductive layer (15). The separation efficiency of the air filter device (9) can be improved, especially in the long term, by electrically connecting the at least one electrically conductive layer (15) to the at least one counter electrode (11) via an electrical resistor (16).

The utility model belongs to the technical field of air purification, and particularly relates to a high-voltage electrostatic improved air purification device which comprises a shell frame, a coarse filtering piece, a high-voltage electrostatic device and a coupling catalysis piece are detachably connected in the shell frame in sequence, and the coarse filtering piece is located on one side of an air inlet of the shell frame. A supporting plate is slidably connected to the upper portion of the shell frame, a connecting mechanism is arranged at the bottom end of the supporting plate, the supporting plate is connected with the high-voltage electrostatic device through the connecting mechanism, a high-voltage direct-current power supply device is arranged at the top end of the supporting plate, and the high-voltage direct-current power supply device is electrically connected with the high-voltage electrostatic device. All the components are detachably connected, maintenance and replacement are convenient, particles are adsorbed through the high-voltage electrostatic device, redundant ozone generated by high-voltage static electricity is converted into oxygen through the coupling catalysis part, and the purification efficiency is improved.

The application provides a kind of corrosion-resistant high-efficiency electrostatic dust absorption device, relating to environmental protection machinery field, including: absorption support, absorption main body, air inlet pipeline, cleaning shield, lifting slider, discharge outlet, blocking baffle, cleaning lifting mechanism and discharge switch mechanism;The absorption main body is fixedly connected to the absorption support;The air inlet pipeline is fixedly connected to the left end surface of the absorption main body;The cleaning shield is fixedly connected to the lower end surface of the absorption main body;The lifting slider is slidingly connected inside the cleaning shield;The discharge outlet is located on the lower side of the cleaning shield;The blocking baffle is slidingly connected inside the lifting slider;The cleaning lifting mechanism is arranged inside the cleaning shield;The discharge switch mechanism is arranged inside the lifting slider.By using cleaning lifting mechanism, the dust of impurity discharge is reduced, and by using discharge switch mechanism, the operation of personnel is saved.The problem that the existing pipeline end and the collection article inlet cannot form reliable sealing is solved.

This air conditioner may comprise: a main body; a blower fan which is disposed inside the main body and which moves air; and an electric dust collection device which is disposed inside the main body and which filters the air. The electric dust collection device can include: a first assembly for electrifying aerosol in the air suctioned through a suction port; and a second assembly coupled to the first assembly so as to be separable therefrom. The first assembly includes a first holding part, and the second assembly can include a second holding part that corresponds to the first holding part so as to be holdable together with the first holding part.

The utility model relates to the technical field of steel smelting and discloses a steelmaking waste gas treatment device which comprises a waste gas conveying pipeline, an electrostatic dust collector is connected to the tail end of the waste gas conveying pipeline, and a water-cooling heat dissipation assembly connected to the ground is arranged on the outer side of the front end of the waste gas conveying pipeline. The exhaust gas conveying pipeline is provided with a dehumidification assembly at the tail end of the water-cooling heat dissipation assembly. The water-cooling heat dissipation assembly is arranged on the outer side of the waste gas conveying pipeline, waste gas in the pipeline can be cooled, in this way, the waste gas cannot erode the heat dissipation assembly, the service life of the assembly is prolonged, and meanwhile the heat dissipation effect is guaranteed; and by arranging the dehumidification assembly, moisture in the waste gas can be adsorbed out and discharged from the waste water pipe under the action of gravity, so that the working condition of the electrostatic dust collector is improved, and the risk of equipment corrosion can be reduced.

The utility model discloses industrial electrostatic oil mist purification equipment which comprises a base support, an equipment body is fixedly installed at the upper end of the base support, an air outlet is formed in the middle of the upper top end of the equipment body in a penetrating mode, and an exhaust fan is fixedly installed in the air outlet. A filter element, an electrostatic dust collection area and a stainless steel wire net are fixedly installed in the equipment body from top to bottom in sequence, an air inlet is formed in the front side of the lower end of the equipment body, and a collection cover used for collecting dust-containing oil mist gas is fixedly installed at the front end of the air inlet. A split magnetic sealing door is hinged to the rear side of the middle part of the equipment main body; a liquid accumulation groove is movably connected to the bottom in the equipment body in an attached mode, and a maintenance opening is formed in the rear side of the lower end of the equipment body. According to the dust-containing oil mist gas purification device, multiple purification of dust-containing oil mist gas is achieved, and meanwhile the interior of the device body is convenient to maintain and clean.

The invention discloses a collaborative optimization system and method for the material level and ash conveying pressure of an electric precipitation ash hopper, and the system comprises a sensing layer which is used for collecting the related data of the electric precipitation ash hopper and transmitting the data to a control layer; the control layer is used for receiving related data, generating a material level and ash conveying pressure control instruction through an intelligent algorithm after data fusion is carried out on the related data, and transmitting the material level and ash conveying pressure control instruction to the execution layer and the interaction layer; the execution layer is used for executing corresponding actions through an electric control valve and a bin pump control device according to the material level and the ash conveying pressure control instruction; and the interaction layer is used for adjusting and displaying parameters of the electric precipitation ash bucket. According to the invention, the problem of lagging of traditional monitoring is solved by realizing continuous and accurate measurement of the material level of the ash hopper and full-flow dynamic sensing of the ash conveying pressure; and real-time adaptation of ash conveying parameters, the ash amount and the working condition is achieved, the ash-gas ratio is stabilized at a target value, the pipe blocking rate is reduced, compressed air consumption is reduced, and the non-planned shutdown rate and the manual intervention rate are reduced.

The utility model discloses a self-cleaning device for an electrical tar precipitator, which relates to the technical field of electrical tar precipitators and comprises an electrical tar precipitator main body, a liquid discharge pipe is arranged on the side edge of the electrical tar precipitator main body, and supporting legs are fixedly connected to the bottom of the electrical tar precipitator main body. A vibration cleaning assembly and a resistance reducing device are arranged on the electrical tar precipitator main body; the vibration cleaning assembly comprises a motor, the top of the motor rotates and is electrically connected with an electric rotating rod, through the vibration cleaning assembly, when the electrical tar precipitator body is cleaned, the motor is started, the motor drives the electric rotating rod and the cleaning plate to rotate, the cleaning plate can clean the inner wall of the electrical tar precipitator body, and therefore the electrical tar precipitator body is cleaned. And an electric rotating rod can drive a connecting rod, an elastic telescopic rod and a knocking head to rotate, the knocking head can knock a protruding block after rotating to a fixed position, vibration is generated, the cleaning effect is enhanced, and practicability is high.

The application relates to the technical field of filtration, and discloses a dynamic polarization filtering device, which comprises an electric field generating device, a filtering module and a voltage source; the electric field generating device is suitable for forming an electric field; the filtering module is arranged in the electric field; the voltage source is electrically connected with the electric field generating device, is suitable for loading voltage for the electric field generating device, and controls the electric field generating device to periodically change the direction of the electric field around the outer periphery of the filtering module, the dynamic change of the electric field direction with time is realized by the electric field, the change of the direction of the electric field force on the particulate matters is regulated, the captured particles can be uniformly deposited on the filtering module, the particulate matter capturing area and the particulate matter capturing amount are increased, and the captured particles can be more closely accumulated on the filtering module.

The invention relates to the technical field of printers, in particular to a high-speed printing heat dissipation and dust suppression method for a printer, which comprises the following specific steps: firstly, collecting temperature and dust concentration data of multiple positions in equipment, then predicting hot dust distribution and pre-judging a printing head track based on printing task parameters, and then fusing the data to calculate an area processing priority; and planning a path of the movable electrostatic processing unit and generating a dynamic background airflow instruction, then driving the unit to move and switching modes as required, executing a composite sweeping program on a high-temperature and high-dust area, and finally comparing the processed data with predicted data, correcting a model and calibrating track pre-judgment of a printing head. According to the method, deep linkage of all links is achieved through full-process closed-loop design, high-speed printing dynamic working conditions are adapted, motion interference between a processing unit and a printing head is avoided, the precision and adaptability of heat dissipation and dust removal work are improved, the model precision is improved through feedback optimization, and stable operation and printing precision of high-speed printing equipment are guaranteed.

The invention discloses a particle separation method which comprises the following steps: 1) arranging a vacuum chamber, and horizontally arranging two polar plates, namely an upper polar plate and a lower polar plate, in the vacuum chamber; wherein the upper polar plate is grounded, and the lower polar plate is connected with a direct-current power supply; 2) arranging a particle separation channel on the lower polar plate; (3) two to-be-separated particles with different sizes are placed in an initial groove of the particle separation channel; (4) firstly, vacuumizing the vacuum chamber, and then filling argon into the vacuum chamber to enable the interior of the vacuum chamber to reach a high-purity argon environment state; and 5) outside the vacuum chamber, by adjusting the direct-current discharge voltage and the air pressure in the vacuum chamber, two kinds of particles with different sizes are charged when passing through the charged particles in the sheath layer, and then different motion states are formed in the particle separation channel, so that particle separation is realized. The device is easy and convenient to operate and high in efficiency, and a solution is provided for rapid separation of particles.

The utility model discloses an electric dust removal steam air heater, which relates to the technical field of electric dust removers of thermal power plants, and comprises a steam main pipe, an air inlet of the steam main pipe is connected with a cold reheat steam source of the thermal power plant, the steam main pipe is connected with a plurality of steam branch pipes, and each steam branch pipe is connected with a steam heater; a drain pipe of the steam heater is connected into a soot blower of a selective catalytic reduction reaction area of the thermal power plant; the device further comprises a blowing air main pipe, one end of the blowing air main pipe is connected with the draught fan, the blowing air main pipe is connected with a plurality of blowing air branch pipes, and each blowing air branch pipe is connected with an air inlet of one steam heater. And a plurality of porcelain bushing heating air pipes are arranged at an air outlet of the steam heater, are connected into a dust removal chamber of the electric dust remover and are used for blowing insulating porcelain bushings of all electric fields in the dust removal chamber with hot air. According to the utility model, the technical problems of insufficient capacity, unstable electric field operation and high maintenance cost in the prior art are solved.

The invention discloses a traction assembly and a heating device for an ash hopper of a dust remover, and the traction assembly comprises a bracket which comprises a sliding chamber; the movable platform is connected with the sliding cavity in a sliding manner; the first pulley mechanism is connected to the mounting surface of the bottom of the bracket; the second pulley mechanism is connected to a mounting block at the bottom of the movable platform; a traction rope used for control is arranged between the first pulley mechanism and the second pulley mechanism. The heating device for the ash bucket of the dust remover is provided with a traction assembly, a lifting block, a movable platform, a sliding block and other structures, so that the position of a coil pipe can be accurately adjusted, welding is reliable, multi-point steam monitoring devices are introduced on the basis of a traditional steam heating coil pipe and are arranged at equal intervals along the coil pipe, and by monitoring the distribution change of steam temperature in the coil pipe, the heating efficiency is improved. Whether heat transfer of the wall surface of the ash bucket is abnormal or not can be indirectly reflected, so that whether the inner wall of the ash bucket is coked or not is judged, and the function extension of the coil pipe from'only heating 'to'heating and auxiliary detection' is realized.

The utility model provides a plasma machine metal particle adsorption control device, and belongs to the technical field of adsorption control devices. Comprising an operation box, rotating wheels rotationally installed at the bottom of the operation box, heat dissipation holes formed in the side surface of the operation box, an air inlet formed in the end of the operation box, a connecting shell fixedly connected to the side wall of the operation box, an operation panel fixedly installed on the surface of the connecting shell and a processing assembly fixedly installed in an inner cavity of the operation box. The metal particle capturing efficiency is remarkably improved through the detachable treatment barrel and the multi-stage adsorption structure, the adsorption effect on micron-sized particles is better, meanwhile, the airflow path design is optimized, efficient filtering is achieved through communication of the transmission pump and the air outlet in cooperation with the metal adsorption layer, it is ensured that airflow is evenly distributed, local overheating is avoided, and the service life of the air purifier is prolonged. In addition, the combined structure of the baffle and the limiting plate enables the installation and replacement of the treatment barrel to be more convenient, and the maintenance cost and the time cost are greatly reduced.

This utility model relates to the field of dust collector technology, specifically disclosing a dust collector with an automatic ash unloading structure. It includes a dust collector body and a cleaning device mounted on the dust collector body. A connecting pipe is provided on the pipe of the cleaning device. A conveying pipe is provided at the bottom of the dust collector body. A spiral blade is rotatably mounted inside the conveying pipe. A drive pipe is fixedly installed at one end of the conveying pipe. The bottom end of the connecting pipe is connected to the drive pipe. Both the drive pipe and the conveying pipe have evenly distributed and interconnected openings at their ends. A crossbar is rotatably mounted in the middle of the drive pipe. The shaft end of the crossbar is fixedly installed to the shaft end of the spiral blade. Evenly distributed drive blades are fixedly mounted on the crossbar. This dust collector has automated ash unloading and conveying functions, enabling automatic ash unloading and conveying during the ash cleaning process. The ash cleaning and unloading / conveying are seamlessly connected, facilitating continuous and efficient operation of the dust collector and making it highly practical.

The application discloses a filtering device for plastic powder production and a working method thereof, and relates to the technical field of air filtration.The filtering device comprises a filtering box, a plurality of air inlet bins and a plurality of filtering bins are arranged in the filtering box, and one set of air inlet bins and one set of filtering bins are communicated; an equipment box is arranged on the upper side of the filtering box, a working unit is arranged in the equipment box, each working unit is communicated with one set of air inlet bins, and a separation assembly is arranged at the communication position of the working unit and the air inlet bin; a plurality of electrostatic modules are arranged in the working unit through one set of stroke assemblies; and a plurality of ventilation bases are arranged in each filtering bin. The filtering device is provided with a plurality of filtering bins which work independently, the filter screen in each filtering bin can be cleaned independently during subsequent self-cleaning, the work of the remaining filtering bins is not affected, and the filtered air of the remaining filtering bins can provide gas for the self-cleaning filtering bin.