481results about "Electrodes cleaning" patented technology

The invention discloses a hot air blowing device for a porcelain bushing, and relates to the technical field of electric precipitators, the hot air blowing device comprises an inner top, a heat preservation box with a heat preservation cavity, a suspender, an insulating porcelain bushing and a porcelain bushing cover plate, the heat preservation box is fixed above the inner top, the insulating porcelain bushing is arranged in the heat preservation cavity and fixed above the inner top, and the porcelain bushing cover plate is installed at the top end of the insulating porcelain bushing; the upper end of the hanging rod is connected with a porcelain bushing cover plate, the porcelain bushing cover plate is provided with a plurality of communicating holes used for guiding hot air in the heat preservation cavity into the insulating porcelain bushing, the heat preservation box is provided with an air inlet, the porcelain bushing cover plate is provided with a blowing assembly, and the blowing assembly comprises a plurality of air guide blades and an adjusting assembly used for adjusting the inclination direction of the air guide blades. The air guide blades correspond to the communicating holes and are used for guiding hot air guided in by the communicating holes to the surface of the inner wall of the insulating porcelain sleeve. According to the scheme, the hot air blowing path can be changed by adjusting the angles of the air guide blades, local dust accumulation is avoided, it is guaranteed that the inner wall is evenly cleaned, the cleaning effect is improved, and the equipment operation period is prolonged.

The embodiment of the invention discloses a multi-mode-based back corona dedusting rapping control method and system, a storage medium and electronic equipment, and the method comprises the steps: obtaining real-time acoustic, electrical and optical monitoring data of high-voltage equipment, and extracting an acoustic feature sequence, an electrical distortion feature vector and an optical form feature vector after space-time calibration; inputting the three types of features into a cross-modal attention fusion network to obtain a first recognition result of a back corona state, and combining electrical and optical features to obtain a second recognition result through a back corona mechanism model; and determining a target back corona state based on the two types of results, generating a cooperative control parameter of a rapping parameter and a voltage regulating variable, and driving an execution mechanism to realize online control. The method solves the problems that in the prior art, multi-mode data are not synchronous, a single recognition mechanism is prone to misjudgment, and a control strategy lacks dynamic cooperation, accurate recognition and efficient intervention of back corona are achieved, the dust removal efficiency is improved, and energy consumption is reduced.

The utility model relates to the technical field of coal gas purification equipment, in particular to an electrical tar precipitator insulating device without introducing nitrogen. Comprising a body, an upper hanging bracket, a hanging rod, an umbrella-shaped cover, a cylinder body, a spraying pipe, a connecting cylinder and an insulating box, the connecting cylinder is fixedly connected to the top of the body, and the bottom extends into the body; the barrel is fixedly connected to the bottom of the connecting barrel; the umbrella-shaped cover is fixedly connected to the bottom of the barrel; the top end of the suspender is fixedly connected into the insulation box, and the bottom end of the suspender extends out of the umbrella-shaped cover; the umbrella-shaped cover and the cylinder body are made of insulating polytetrafluoroethylene, the surfaces of the umbrella-shaped cover and the cylinder body are modified into oleophobic structures or oleophobic coatings, and the umbrella-shaped cover and the cylinder body are used for sealing the lower portion of the insulating device so that coal gas cannot enter the insulating device and are insulated so that the insulating device does not need to be filled with nitrogen. Nitrogen is not introduced into an insulation box, so that energy is saved, gas purity is guaranteed, and stable operation of equipment is guaranteed.

The invention discloses an easy-to-clean electric catching oil remover, and particularly relates to the technical field of rubber additive product industrial waste gas treatment, the easy-to-clean electric catching oil remover comprises an electric catching oil remover support, a cleaning water tank support, a low-pressure nitrogen end, an oil-containing waste gas end, a low-pressure steam end, a water source end, a waste water end and a purified waste gas treatment device; in the cleaning stage, steam is introduced into the low-pressure steam end to heat water in the cleaning water tank main body, and meanwhile, the water source end conveys a water source to form cleaning liquid; cleaning liquid uniformly washes accumulated oil on the surface of a honeycomb electrode tube through a washing spraying opening which is made of a stainless steel material and has a nozzle aperture of 1mm and a spraying angle of 120 degrees downwards in a rotary spraying manner, and the uniform and powerful spraying manner can thoroughly remove oil stains on the surface of an electrode, so that electrode blockage caused by oil stain residues is avoided, and the service life of the electrode tube is prolonged. And the whole cleaning process does not need to be stopped, so that the accumulated oil of the honeycomb electrode can be cleaned on line without stopping, the continuous and efficient operation of the electric capturing oil remover is ensured, and the production efficiency is improved.

The invention belongs to the technical field of air purification devices, and particularly relates to an energy storage electric field purification device which comprises a shell, the outer surface of the shell is communicated with an air outlet nozzle, and the surface of one side of the shell is fixedly connected with a filter screen. In the embodiment, the motor transmits kinetic energy to the fried dough twist stick through the driving wheel, the driven wheel, the first belt, the supporting column, the transmission gear, the driven gear, the connecting plate, the second belt and the force guiding wheel, the fried dough twist stick rotates after being stressed, a groove in the outer surface is matched with a guiding block, so that a connecting rod drives a sliding block to reciprocate on the outer surface of a sliding rail, and the sliding block drives a fixing plate to move; dust adsorbed on the outer surface of the dust collecting plate is pushed by the cleaning brush to enter the dust collecting bag through the two feeding frames and the two connecting frames, the dust is prevented from being accumulated on the outer surface of the dust collecting plate, the outer surface of the dust collecting plate is automatically cleaned, manual operation is not needed, and the use experience is improved.

The application relates to the technical field of dust collectors, and particularly discloses a comprehensive and efficient cleaning electrostatic dust collector which comprises a dust removal box body and a dust collecting hopper which are arranged in communication with each other, a plurality of anode plates are arranged in the dust removal box body, an electrode rod is arranged between two adjacent anode plates, an anode plate cleaning mechanism which moves up and down is arranged in the dust removal box body, the anode plate cleaning mechanism comprises a lifting frame and a lifting driving assembly, a hollow strip plate which is located directly below the gap between the two adjacent anode plates is arranged in the lifting frame, a row of impact strips are arranged in the hollow strip plate, a turntable protection shell which is used for extending into the other end of the anode plate is arranged on the hollow strip plate, a turntable is arranged in the turntable protection shell, and a guide groove which is used for being matched with the end guiding column of the impact strip is arranged on the turntable. The electrostatic dust collector disclosed by the application can cover the whole anode plate through the impact and vibration, the dust attached to the surface of the whole anode plate can be shaken off, and the dust removal effect of the electrostatic dust collector during long-term use is effectively ensured.

The utility model provides a wet-type electrostatic dust collector connected through bolts, and relates to the field of wet-type electrostatic dust collectors. The wet-type electrostatic dust collector connected through the bolts comprises an inner chamber structure, the inner chamber structure comprises an upper air chamber, a dust collection chamber, a lower air chamber and an air inlet chamber which are sequentially communicated, the interior of the dust collection chamber is of a vertical honeycomb tubular structure, the honeycomb structure in the dust collection chamber is an anode, a cathode beam frame is installed in the upper air chamber, and a cathode wire is installed on the cathode beam frame; according to the bolted connection wet-type electrostatic dust collector, the external frame is in bolted connection, the whole wet-type electrostatic dust collector is manufactured in a field, only bolts need to be connected in the field, equipment installation is flexible, the requirement for the field during construction is greatly lowered, the construction progress is accelerated, and through the arrangement of the spraying device, sprayed water flushes the cathode wires and the honeycomb-shaped anodes and is matched with rotating work, the dust collection efficiency is improved. Therefore, the purpose of enlarging the water spraying range is achieved, the purpose of evenly spraying water is achieved, and finally the valve is opened to discharge water.

The utility model discloses a waste gas treatment system for removing oil and organic matters, which relates to the technical field of waste gas treatment and comprises a bottom plate, an electrostatic oil removal device fixedly arranged on the bottom plate, a wire mesh demister fixedly arranged on the bottom plate, an activated carbon adsorption box fixedly arranged on the bottom plate and a fan fixedly arranged on the bottom plate. And connecting pipelines are fixedly arranged among the electrostatic oil removal equipment, the wire mesh demister, the activated carbon adsorption box and the fan respectively. According to the utility model, most oil mist is firstly removed by the electrostatic oil removal equipment, then dehumidified by the wire mesh demister and then enters the activated carbon adsorption box to remove most organic pollutants, and the purified waste gas is finally discharged up to the standard through the chimney. The activated carbon is not easy to block, the waste gas treatment effect is good, and the requirements of industrial production are met.

To provide an air cleaner which can automatically activate an electric precipitation part 10 at the appropriate time to efficiently perform internal clean operation with ozone without deteriorating use feeling of a user, and which can prevent ozone concentration from exceeding an allowable range.SOLUTION: An air cleaner includes an automated internal clean operation control mechanism which performs internal clean operation with ozone generated by automatically activating an electric precipitation part 10 in an energization control part that activates the electric precipitation part 10 according to a detection status of a dust sensor with conditions of the internal clean operation for activation that a vehicle is in operation, cumulative operation time is a prescribed time or more, and a prescribed time or more passes after operating an operation start switch or an operation mode changeover switch.SELECTED DRAWING: Figure 2

The invention discloses air purification equipment and an air purification method, and belongs to the field of environmental governance. The disclosed air purification equipment comprises a main body frame, a particle adsorption part, a movable handle, a sliding part, a support and a power bin. At least one part of the main body frame is of a ventilation structure, and the particle adsorption part and the bracket are fixedly connected with the inner wall of the main body frame; the support is provided with a sliding groove, and the sliding component is arranged in the sliding groove of the support. The movable handle is movably connected with the sliding component and the support, and one end of the movable handle is arranged at the position capable of making contact with the particle adsorption component. A dust falling hole is formed in the main body frame; the arrangement position of the dust falling hole of the main body frame is matched with the falling direction of particles adsorbed by the particle adsorption part; the power bin is used for driving the sliding component to move along the sliding groove. The sliding component is used for driving the movable handle to move; the movable handle is used for knocking the particle adsorption part, so that particles adsorbed by the particle adsorption part fall into the dust falling hole. The air purifier is used for air purification.

The purification unit comprises a plurality of first electrodes and a plurality of second electrodes, the first electrodes and the second electrodes are hollow tubes with different diameters, the first electrodes and the second electrodes are coaxially sleeved, and the first electrodes and the second electrodes are sequentially and alternately arranged in the direction from the axis to the periphery, the purification unit further comprises an upper connecting support and a lower connecting support, and the upper connecting support is arranged at one end of each first electrode and electrically connects and fixes the multiple first electrodes together. The lower connecting bracket is arranged at one end part of each second electrode and is used for electrically connecting and fixing the plurality of second electrodes together, a first opening is formed between the other end parts of the adjacent first electrodes, and a second opening is formed between the other end parts of the adjacent second electrodes; the plurality of first electrodes connected together are inserted between the plurality of second electrodes connected together from the second openings, and the plurality of second electrodes connected together are inserted between the plurality of first electrodes connected together from the first openings. And the first electrodes and the second electrodes are alternately arranged in sequence.

The invention relates to the field of electrostatic dust collection, and discloses an electrostatic adsorption type dust collection device for a painting workshop, the electrostatic adsorption type dust collection device comprises a box body, and an exhaust hopper and an air inlet hopper which are fixedly connected to two sides of the box body, the bottom of the box body is fixedly connected with an ash hopper, a dust collection plate is arranged in the box body, and the front end of the dust collection plate is movably connected with a corona electrode through a connecting frame; a plate cleaning assembly for cleaning dust on the surface of the dust collecting plate is arranged inside and outside the box body; the plate cleaning assembly comprises a push rod slidably connected to the interior of the box body, the dust collecting plate is fixedly connected to the exterior of the push rod, a sliding rod is fixedly connected to the interior of the box body, the dust collecting plate is movably connected to the exterior of the sliding rod, and a cleaning and scraping unit is arranged outside the sliding rod; dust attached to the surface of the dust collecting plate is cleaned through the cleaning rod, and the dust is separated from the dust collecting plate and falls into the dust hopper in cooperation with swinging of the dust collecting plate.

The utility model relates to textile setting machine tail gas treatment technical field, and disclose a kind of tail gas treatment equipment of textile setting machine, including filter box, the inside of the filter box is equipped with two chute, the inside sliding connection of chute has first filter mechanism.The tail gas treatment equipment of textile setting machine, by the setting of first filter mechanism and second filter mechanism, when carrying out pretreatment to tail gas, tail gas first enters filter box interior and carries out first filtration, by filter screen and activated carbon layer in filter box, impurity in tail gas is filtered and adsorbed, then part of small impurities will be transported to the processing box of side by pipeline, the high voltage power supply of both sides on the surface of processing box is started, high voltage power supply makes the electrostatic precipitator plate of side produce electric field, and the small impurities of surrounding electrification are adsorbed on its surface, to realize the effect of depth treatment to tail gas, improve the quality of tail gas treatment, avoid impurity to cause blockage and damage to subsequent processing equipment.

The utility model provides an anti-clogging exhaust gas flow dust remover nozzle, which relates to the technical field of dust removers, and comprises an installation barrel, the lower end of the installation barrel is rotatably connected with a spray head, the interior of the installation barrel is fixedly provided with a clogging cleaning assembly, and the clogging cleaning assembly comprises a telescopic cylinder body, a clogging cleaning piston, a piston ejector rod and a rotating assembly. The rotating assembly comprises an I-shaped ring and a supporting ring rotationally connected to the I-shaped ring, a plurality of guide rods are fixed to the outer wall of the supporting ring, a plurality of spiral grooves formed at equal intervals are formed in the inner wall of the mounting barrel, the guide rods slidably abut against the interiors of the spiral grooves, and a guide beam is fixed to the upper side of the spray head. The supporting ring is slidably arranged on the guide beam in a sleeving mode, and a plurality of communicating holes are formed in the upper end of the side wall of the telescopic cylinder body. When the spray head is blocked, water pressure in the mounting cylinder can push the piston ejector rod to move downwards to push hardened dust blocked in the spray head out, and the anti-blocking purpose is achieved.

The utility model relates to a mixing type efficient spraying flushing system which comprises a supporting frame, a flushing device and a moving part, the flushing device comprises two flushing pipes and flushing nozzles, and the two flushing pipes are both arranged on the inner side of the supporting frame; the multiple flushing nozzles are connected to the flushing pipe, and the multiple flushing nozzles can be used for flushing the anode module to be flushed; the moving part is connected to the supporting frame, the moving part can drive the flushing device to move from one end of the supporting frame to the other end of the supporting frame, the moving part comprises a middle connecting block, one side of the middle connecting block is connected with one flushing pipe, and the other side of the middle connecting block is connected with the other flushing pipe. The technical scheme has the beneficial effects that two rows of nozzles are adopted for translational motion, the number of the nozzles is reduced, the number of electric valves is reduced, and more flushing water is saved. Therefore, the problems of too many nozzles and too high dust removal cost in the prior art are solved.

The utility model discloses a sound wave soot blower for electrostatic precipitator, it includes the casing, one end fixed mounting of casing has compressed gas source, one side of compressed gas source is provided with main gas pipe, be provided with a plurality of different length's branch gas pipe on main gas pipe, one end of a plurality of branch gas pipe all is fixedly installed with intelligent control valve all to the shell and is all downward, the lower end fixed mounting of intelligent control valve has variable frequency formula resonant cavity sound wave generator, the lower end fixed connection of variable frequency formula resonant cavity sound wave generator has directional sound wave sound signal horn, directional sound wave sound signal horn is located the top of dust collecting electrode, through the branch gas pipe of different length to directional sound wave sound signal horn and variable frequency formula resonant cavity sound wave generator form asymmetric interval distribution, effectively reduced the sound wave interference between each electric field.

The utility model relates to the technical field of waste gas purification, in particular to a wet-type electric dust remover which comprises a dust removal box main body, a plurality of electrode plates are installed in the dust removal box main body, a spraying assembly used for cleaning the electrode plates is arranged on the top of the inner wall of the dust removal box main body, and sweeping assemblies are further arranged on the electrode plates. And the cleaning assembly assists the spraying assembly in comprehensively cleaning the electrode plate. The device is provided with a self-cleaning system, after dust removal work is finished, water can be sprayed to the electrode plate through the water inlet pipe, dust attached to the electrode plate is washed off, meanwhile, the servo motor drives the cleaning plate to slide along the surface of the electrode plate, the electrode plate is further cleaned, and long-term stable operation of the dust remover is ensured; falling dust can be collected through the filtering assembly, water filtering holes are formed in the filtering plate, water drops falling together with the dust can be filtered out, effective separation of the dust and water is achieved, and the maintenance cost is reduced.

The utility model belongs to the technical field of dust removal devices, and particularly discloses a workshop dust removal system for putty powder production, which comprises a dust removal box, a main fan and a plurality of dust collectors, the dust collectors are arranged below the side wall of a workshop, the dust inlet surfaces of the dust collectors are obliquely arranged, and an electrostatic dust removal plate is fixedly connected in the dust removal box. Electric modules are fixedly connected to the top of the dust removal box on the two sides of the electrostatic dust removal plate, cleaning motors are fixedly connected to moving terminals of the electric modules, cleaning rolling brushes are fixedly connected to rotating shafts of the cleaning motors, an air inlet end and an air outlet end are arranged at the left end and the right end of the dust removal box respectively, a discharging pipe is arranged at the bottom of the dust removal box, and the bottom of the discharging pipe communicates with a collecting box. The inclined dust collector is arranged on the lower portion of the workshop and is suitable for collecting dust in the workshop, the electrostatic dust collection plate is arranged in the dust collection box, the dust can be well collected and treated, the cleaning rolling brush is arranged, and the dust adsorbed on the electrostatic dust collection plate can be collected through the rolling brush.

The application relates to the technical field of purifiers, and discloses an electrostatic oil fume purifier and a working method thereof, which comprise a box body, a cleaning mechanism is arranged at the top of the box body, a guide mechanism is arranged on the inner wall of the box body, a transmission mechanism is arranged at the rear of the box body, an ionization plate is connected to the inner wall of the box body through bolts, the ionization plate is located at the rear of the guide mechanism, an inclined block is fixedly installed on the bottom wall in the box body, a filter plate is clamped to the inner wall of the box body and located at the rear of the ionization plate, the oil adsorbed by the cleaning mechanism can be scraped off, so that the collected oil on the dust collecting column is prevented from being too much, the dust collecting column cannot continue to adsorb oil, the oil fume cannot be purified, the practicability of the device is reduced, workers do not need to clean the dust collecting column frequently, the labor intensity of the workers is reduced, the suction range of the oil fume is increased through the guide mechanism, and the oil fume purification efficiency of the device is increased.

The application discloses a kind of respiratory dust separation devices based on electrocoagulation, including horizontal pipeline and detection pipeline, detection pipeline is installed in horizontal pipeline right end pipe orifice position, electrocoagulation flow guide separation structure is installed in horizontal pipeline, detection pipeline is installed with detection separation circulation structure, the dust leakage opening of the lower wall surface of the connection of horizontal pipeline and detection pipeline is opened, bag filter structure is installed below dust leakage opening;The application relates to the field of respiratory dust separation technology, solves the accumulation of the existing respiratory dust separation equipment with the increase of working time, needs to be cleaned frequently, the persistence is poor, needs to be maintained by staff to its separation structure, the efficiency is lower, and operation is more complicated.

This application relates to the field of workshop dust removal technology and discloses an environmentally friendly dust removal system for a concrete production workshop. The system includes a dust collection box installed on the workshop ceiling. An electrically energized anode plate and cathode plate are disposed on the bottom of the dust collection box. The anode plate is rotatable into the dust collection box. A filter assembly is installed inside the dust collection box. This application effectively reduces the amount of settling dust inhaled by workers, thereby minimizing harm to their health.

The utility model discloses a noise reduction type electrostatic dust collection structure, which relates to the technical field of air purification and comprises a metal cabin body, an air inlet is arranged at the front end of the metal cabin body, an air outlet is arranged at the rear end of the metal cabin body, and a plurality of cathode electrode plates are arranged in the metal cabin body close to the air inlet. An anode electrode plate is arranged between every two cathode electrode plates, first cams are arranged at the front ends of the plurality of cathode electrode plates, second cams are arranged at the rear ends of the plurality of cathode electrode plates, and the convex surfaces of the first cams and the convex surfaces of the second cams are in alternate contact with the two ends of the cathode electrode plates; middle shafts are arranged in the middle positions of the first cams and the second cams in a penetrating mode, one ends of the two middle shafts extend out of one side of the metal cabin, and belt wheels are installed at the extending ends of the two middle shafts. According to the utility model, a series of structures are arranged to replace a rapping mechanism, so that the noise generated during the operation of the electrostatic dust collection structure is reduced.

The utility model discloses an insulator purging system of an electric dust remover, which comprises a box body, a first air outlet pipe, a second air outlet pipe, a fan and a return pipe, and the second air outlet pipe is communicated with an air inlet pipe through the return pipe; the box body is arranged in a flue gas flowing channel in the electric dust remover, and the box body is communicated with outside air through an air inlet pipe; the box body is communicated with an air inlet of a fan through a first air outlet pipe, and an air outlet of the fan is communicated with a cathode insulation box in the electric dust remover through a second air outlet pipe. According to the insulator purging system of the electric dust remover, the problems of high electric heating power and high energy consumption of the conventional electric heating purging system at present are solved.

The invention relates to a wet-type electrostatic dust collector anode plate self-cleaning device which comprises a wet-type electrostatic dust collector body, a self-cleaning auxiliary mechanism is arranged in the wet-type electrostatic dust collector body, and a detection reminding mechanism is arranged at the bottom of the wet-type electrostatic dust collector body. According to the self-cleaning device, the self-cleaning auxiliary mechanism is arranged, the lead screw transmission mechanism driven by the motor is arranged, the sliding support is driven to move along the anode plate body, meanwhile, the gear meshing mechanism is combined to drive the cleaning brush to rotate, and the capacity of removing pollutants attached to the surface of the anode plate body is effectively improved; a hydraulic spraying system composed of a water feeding tank, a spray head and a transmission extrusion assembly is matched, a transmission rod is extruded through a ball in the moving process of a sliding support, water in a sleeve is extruded by one end of the transmission rod, water pressure pumping is completed, and therefore synchronous spraying of high-pressure water flow for cleaning is achieved, and a combined cleaning mode of brushing and flushing is formed.

This utility model discloses a vibratory dust removal device for an electrostatic precipitator, comprising an electrode plate, several striking mechanisms, and a toggle mechanism. The striking mechanism includes a support base fixed to the electrode plate by bolts, an L-shaped striking hammer hinged to the support base, a striking post located below the L-shaped striking hammer and fixed to the electrode plate by bolts, and a return spring connected at one end to the L-shaped striking hammer and at the other end to the striking post. The toggle mechanism includes a reduction gearbox fixedly installed to the internal frame of the electrostatic precipitator, a drive motor mounted on the reduction gearbox and connected to the reduction gearbox at its output end, a drive shaft extending from the output end of the drive motor, a lever fixedly connected to and parallel to the drive shaft, a driven shaft fixedly installed at the other end of the lever and aligned with the drive shaft, and a driven shaft mounting seat with a built-in bearing housing fixedly installed to the internal frame of the electrostatic precipitator. This device, through the cooperation of the striking mechanism and the toggle mechanism, effectively removes dust from inside the electrostatic precipitator.

The invention relates to the technical field of distribution boxes, and particularly discloses a waterproof comprehensive distribution box special for a smart power grid, which comprises a main box body, a cable chamber is fixedly connected to the bottom of the inner wall of the main box body, a sealing gasket is fixedly connected to the side surface of the main box body, a box door is rotatably connected to the side surface of the main box body, and a connecting groove is formed in the side surface of the box door. The sealing gasket is matched with the connecting groove in shape and size, an inclined rain baffle is fixedly connected to the top of the main box body, an air treatment box is fixedly connected to the part, located in the inclined rain baffle, of the top of the main box body, a drying device is fixedly connected to the top of the air treatment box, and a temperature adjusting chamber is fixedly connected to the top of the inner wall of the main box body; according to the comprehensive distribution box special for the waterproof intelligent power grid, damage caused by frosting of electrical components in winter can be avoided through the arrangement of the temperature adjusting chamber, air entering the distribution box can be dried through the arrangement of the drying device, and the electrical components in the distribution box are prevented from being damaged by moisture in the air.

The invention discloses a wide-load coal-fired unit furnace rear dust removal system which comprises a main smoke inlet flue, a plurality of branch smoke inlet flues, an electric dust remover set, a plurality of branch smoke outlet flues and a main smoke outlet flue which are sequentially arranged, the electric dust remover set is composed of a plurality of electric dust removers, and each electric dust remover is internally provided with a plurality of dust removal chambers. Each dust chamber is provided with a dust inlet and a dust outlet, the dust inlets are connected with the main inlet flue through branch inlet flues, the dust outlets are connected with the main outlet flue through branch outlet flues, electric air adjusting doors are arranged in the branch inlet flues and the branch outlet flues, and flue gas temperature changing devices are mounted between the branch inlet flues and the dust inlets; the electric dust remover is divided into the independent electric dust removal chambers through the partition walls, and the corresponding electric dust removal chambers are closed and started in cooperation with the automatic control system, so that when an existing coal-fired unit is in a low load, the dust outlet concentration can be accurately controlled, energy consumption is reduced, and the device adapts to the low load with reduced flue gas amount; and the corrosion problem caused by too low local flow velocity in the electric dust remover is avoided.

The invention discloses an oil fume ionization device, a control method thereof and a range hood. The oil fume ionization device comprises a bracket; the electrode plate group comprises a positive plate and a negative plate which are oppositely arranged, the positive plate and the negative plate are rotatably mounted on the bracket, an overcurrent gap is formed between the positive plate and the negative plate, and an ionization region is formed between the edge of the positive plate and the edge of the negative plate; an output shaft of the driving device is connected with the electrode plate group, and the driving device is used for driving the electrode plate group to rotate; the support is provided with an air inlet, an air outlet and an overflowing channel communicating the air inlet with the air outlet, the electrode plate set is installed in the overflowing channel, and the ionization area is close to the air inlet. According to the technical scheme, the purification efficiency of the lampblack ionization device is improved, and meanwhile, the washing convenience of the electrode plate group is improved.

The utility model relates to wet electric dust removal equipment technical field, propose a kind of high sulphur flue gas processing with wet electric dust removal equipment with self-cleaning function, including dust removal equipment ontology, dust collection plate is installed in dust removal equipment ontology, further include connecting frame, spray washing subassembly and placing cover, connecting frame is provided with two, two connecting frames are all set in the side of dust removal equipment ontology by lifting assembly, spray washing subassembly is set on connecting frame, for spray washing to dust collection plate, the top of dust removal equipment ontology is provided with two through slots, and two placing covers are detachably installed at two through slots. Through the above technical scheme, the position of the spray nozzle is difficult to adjust when the dust collection plate is sprayed and cleaned in the prior art, thereby the problem of incomplete cleaning is solved.

The utility model discloses a dust collecting device for premixed concrete powder, and relates to the technical field of concrete production equipment. Comprising a rack, a dust removal mechanism is fixed to the inner wall of the rack, a dust collection mechanism is fixed to the inner wall of the rack, the dust removal mechanism is located at the top of the dust collection mechanism and communicates with the dust collection mechanism, the dust removal mechanism comprises a shell, and an electrostatic generator is fixed to the outer wall of the shell. According to the concrete powder collection device, the dust collection mechanism is arranged, the dust collection plate and the scraper blade are additionally arranged in the dust collection mechanism, and when concrete powder is collected, the dust collection plate can generate static electricity under the action of the electrostatic generator, so that the powder drifting away in the device can be well adsorbed by the dust collection plate; and therefore, the scraping plate can clean and collect dust on the dust collection plate, and the dust collection efficiency of the device is improved.