223results about "Electrode carrying means" patented technology

An air filter for an air filter assembly in an air conditioner is provided, in particular for filtering out particles, preferably pollutants, from air. The air filter contains a filter element with an electrically conductive layer. The air filter also has a housing that partially encompasses a housing interior into which the filter element is inserted. The air filter also has a terminal on the housing that can be contacted from outside the housing interior, which is made of an electrically conductive material and is connected to the conductive layer of the filter element.

The present invention discloses an air hammer all-round vibration type electrostatic precipitator anode system, comprising an anode plate, a suspension beam and a clamping mechanism. The anode plate is suspended by the suspension beam in an electric field and arranged vertically to form an anode plate row. The anode plate row is clamped by the clamping mechanisms arranged horizontally from top to bottom and indirectly receives pneumatic vibration force from a pneumatic vibration device through the clamping mechanism. The anode plate can generate lateral displacement relative to the suspension beam along the pneumatic vibration direction during the pneumatic vibration, so the space utilization rate is large and the vibration cleaning effect is good.

The application relates to the technical field of electrostatic dust removal equipment, in particular to an electrostatic dust collecting device, an electrostatic dust removal system and an electrostatic dust collecting device design method. The electrostatic dust collecting device comprises a first metal plate, a second metal plate, a first support column, a second support column, a first positioning sleeve and a second positioning sleeve. The first metal plate and the second metal plate are parallel and arranged alternately along a first direction. The first support column and the second support column penetrate through the first metal plate and the second metal plate along the first direction. The first support column is electrically connected with the first metal plate, and the second support column is electrically connected with the second metal plate. The first positioning sleeve is arranged on the outer side of the first support column, and two adjacent first metal plates are supported through the first positioning sleeve. The second positioning sleeve is arranged on the outer side of the second support column, and two adjacent second metal plates are supported through the second positioning sleeve. According to the electrostatic dust collecting device, the machining precision of the support structure is improved, and the uniformity of the spacing between two adjacent conductive plates of the electrostatic dust collecting device is ensured.

The invention discloses a cathode wire, a cylindrical electric field and an installation method, and the cathode wire comprises a spring section, a linear section and a clamping section which are connected in sequence, and the spring section, the linear section and the clamping section are of an integrated structure. The linear section penetrates through the spring section, and the top of the linear section is fixedly connected with the top of the spring section; the spring section is used for being mounted on one side of the cathode frame; the clamping section is used for being installed on the other side of the cathode frame. According to the cathode wire, the cylindrical electric field and the installation method, the spring section, the linear section and the clamping section of the cathode wire are of an integrally-formed structure, installation accessories do not need to be additionally arranged, the installation process is greatly simplified, the clamping section and the spring section are both hidden in the cathode frame after installation is completed, only the linear section is exposed in the anode cylinder, and the installation efficiency is improved. The two ends, with complex structures, of the cathode wire can be prevented from making direct contact with lampblack, oil contamination adhesion is reduced, and the discharge effect of the cathode wire in long-term use and the purification effect of a cylindrical electric field are ensured.

The invention provides a novel flame-retardant conductive sulfuric acid corrosion-resistant electrostatic demister, and belongs to the technical field of environmental protection equipment. The problems of stress concentration of a tube bundle and a shell, difficulty in maintenance and high equipment failure rate caused by a hanging type structure of a traditional electrostatic demister are solved. The device comprises a supporting mechanism and a plurality of anode tube bundles, the anode tube bundles are arranged in the supporting mechanism in the vertical direction, a plurality of anode tube bundle fixing plates are sequentially arranged in the supporting mechanism in parallel in the vertical direction, and the anode tube bundles penetrate through the anode tube bundle fixing plates. The supporting mechanism comprises a top horizontal frame and a tube bundle supporting frame which are arranged in parallel, the top horizontal frame is arranged above the tube bundle supporting frame, and the top horizontal frame and the tube bundle supporting frame are connected through a plurality of connecting vertical beams. The anode tube bundle fixing plate located on the lower portion abuts against the tube bundle supporting frame and is matched with the tube bundle supporting frame. The device is mainly used for electrostatic demisting.

The invention relates to the technical field of building waste recovery, in particular to waste crushing treatment equipment for hydraulic engineering construction, which comprises a crushing cylinder and a dust removal cylinder, crushing teeth are arranged on the inner side surface of the crushing cylinder, a rotating mechanism is connected to one side of the crushing cylinder, a sieving mechanism is connected to the other side of the crushing cylinder, and a crushing mechanism is arranged in the sieving mechanism. A crushing hammer is arranged on the crushing mechanism, and the crushing hammer is arranged in the crushing cylinder and used for crushing construction waste; and the rotating mechanism comprises a rotating supporting column and a rotating positioning block, sealing plates which are symmetrically distributed are arranged on the rotating positioning block, the crushing cylinder is rotated through the rotating mechanism, and the construction waste is crushed. According to the construction waste crushing device, the crushing barrel rotates through the rotating mechanism, construction waste is crushed, small-particle construction waste is sieved through the sieve holes in the sieve plate, the construction waste is circularly crushed and sieved till being thoroughly crushed, dust is removed in the crushing process, energy consumption is low, new resource consumption is saved, and the construction waste crushing device is suitable for popularization and application. And the carbon emission is reduced.

The invention relates to the technical field of coated white board thickness detection, and discloses a thickness detection device on a coated white board production line, which comprises a rack, a thickness detection mechanism is arranged above the rack, a coated white board body is arranged on the thickness detection mechanism, and the coated white board body is arranged on the rack. And an electrostatic dust collection mechanism is arranged below the coated white board body. According to the thickness detection device on the coated white board production line, chippings can be generated when a coated white board body is subjected to thickness measurement through the thickness detection mechanism, the chippings can be conveniently adsorbed through an electrostatic dust collection mechanism, and the distance between white board clamping plates can be conveniently controlled by clamping supporting plates through cooperation of adjusting sliding holes and moving sliding blocks; the coated white board body can be conveniently and flexibly clamped by the white board clamping plate and can be conveniently changed according to the change of the winding and unwinding height of the coated white board body, the distance between the two sides of the coated white board body can be conveniently measured by the laser probe, the thickness of the coated white board body can be further obtained, and convenience and rapidness are achieved.

The utility model discloses a mounting mechanism for a cathode suspender of a wet-type electrostatic dust collector, which relates to the technical field of wet-type electrostatic dust collectors and comprises a cathode H-shaped girder and a suspender, a central column is fixedly arranged at the bottom end of the suspender, a clamping block is fixedly arranged at the bottom end of the central column and clamped in the middle of the upper end of the cathode H-shaped girder, and a supporting plate is fixedly arranged on the outer side of the central column. Sliding blocks are symmetrically arranged in the two ends of the supporting plate, connecting rods are fixedly arranged on the side faces of the sliding blocks, inserting plates are fixedly arranged at the ends, away from the sliding blocks, of the connecting rods, first springs wrap the outer sides of the connecting rods, symmetrical rectangular boxes are fixedly arranged on the two sides of the upper end of the cathode H-shaped girder, L-shaped plates are fixedly arranged at the upper ends of the sliding blocks, and stand columns are fixedly arranged at the ends, away from the sliding blocks, of the L-shaped plates; arc-shaped grooves are symmetrically formed in the two sides in the circular ring, and the stand columns are in contact connection with the inner sides of the arc-shaped grooves; according to the utility model, the suspender and the cathode H-shaped girder can be quickly and mutually mounted, the operation is simple, the efficiency is high, and the stability is good.

The utility model belongs to the field of ionization electrodes for separating dispersed particles from gas by using an electrostatic effect, and particularly relates to a discharge electrode for an electrostatic trap and the electrostatic trap. The discharge electrode for the electrostatic trap comprises an electrode body, one end of the electrode body is provided with a fixing structure used for being fixed to an electrode fixing pipe of the electrostatic trap, the electrode body comprises a cylindrical discharge section used for discharging, the periphery of the cylindrical discharge section is provided with external threads, and threads of the external threads form a continuous discharge tip. The cylindrical structure can increase the wall thickness of the discharge electrode, so that the discharge electrode is not easy to wear or deform, the service life is prolonged, and meanwhile, the thread of the external thread can form a discharge tip, so that discharge occurs at the spiral end, the charge density is improved, and the electric field distribution is more uniform.

A corona disinfection module, characterized in that the corona disinfection module comprises a negatively conductive perforated plate and a positively conductive grid plate arranged at a distance from each other, wherein: the negative conducting perforated plate is provided with a plurality of mounting holes, a metallic round tube is attached to each mounting hole, the opening of the metallic round tube on the side near the mounting hole serves as an air inlet, and the other opening of the metallic round tube serves as an air outlet; the positively conducting grid plate is provided with several discharge needles which are arranged in a clearly corresponding manner to the metallic round tubes, and the tip of each discharge needle extends through the associated air outlet of the metallic round tube into the metallic round tube; and the ratio between the distance between the tip of the discharge needle and the air inlet of the metallic round pipe and the length of the metallic round pipe is 1 / 6 to 1 / 5.

The invention discloses an electrostatic filter, air purification equipment and a ventilation system. The electrostatic filter comprises a plurality of electrode plates arranged in parallel in the first direction, the electrode plates comprise first electrode plates and second electrode plates which are alternately arranged in the first direction and serve as high-voltage electrode plates and low-voltage electrode plates respectively, and a high-voltage electrostatic field is formed between every two adjacent electrode plates. The first electrode plate comprises a first insulating base material and a first conducting layer arranged on one side of the first insulating base material, the second electrode plate comprises a second insulating base material and a second conducting layer arranged on one side of the second insulating base material, and the first conducting layer and the second conducting layer are only arranged on the surface of the same side of the corresponding insulating base material and are arranged in a staggered mode in the height direction. Through the structure, the conductive edges of the adjacent electrode plates are not directly opposite any more, and a potential creepage or discharge path needs to bypass along the surface of the insulating base material, so that local electric field concentration is reduced, the possibility of discharge is reduced, and the electrode plates are suitable for electrostatic filtration with small-interval arrangement of the electrode plates.

The utility model discloses an electric dust remover hanging collapse prevention device which comprises an electric dust remover shell, two supporting porcelain columns, a collapse prevention hanging frame and a cathode hanging component, and the cathode hanging component comprises cathode hanging supporting channel steel welded to the electric dust remover shell and a chassis assembly supported by the cathode hanging supporting channel steel. The protective sleeve is welded below the base plate assembly, the insulating sleeve is fixedly installed above the base plate assembly, and the axis of the insulating sleeve is consistent with that of the protective sleeve; the tubular heater is installed around the insulating sleeve; the upper plate assembly is fixed above the insulating sleeve; the hanging steel pipe penetrates through the upper plate assembly and then sequentially penetrates through the insulating sleeve, the base plate assembly and the protective sleeve; the gland is arranged at the upper end of the hanging steel pipe in a sleeving mode and embedded into the upper disc assembly, and the pressing nut is arranged at the upper end of the hanging steel pipe in a screwed mode and tightly presses the gland. The device solves the problems of easy collapse, sealing failure and poor shock resistance of a traditional electric dust remover hanging system, and realizes comprehensive improvement of safety, stability and service life.

The invention relates to the technical field of waste gas treatment, in particular to a metallurgical electric furnace waste gas treatment device which comprises a gas inlet chamber, a gas outlet chamber, purification pipes fixedly mounted between the gas inlet chamber and the gas outlet chamber and corona wires arranged in the purification pipes. A first spraying mechanism, a second spraying mechanism and a supporting frame are arranged in the air outlet chamber, the supporting frame is fixedly mounted in the air outlet chamber, a plurality of uniformly distributed mounting seats are fixedly mounted at the top of the supporting frame, and two flow guide plates and mounting brackets are arranged on the outer sides of the corona wires. An adjusting mechanism is arranged at one end of each mounting base, and a connecting mechanism and a pushing mechanism are arranged in each mounting support. The device has the beneficial effects that the problems that in the prior art, a spraying type spray head cannot effectively wash the corona wire, so that impurities outside the corona wire are gradually accumulated, discharge of the corona wire is inhibited, and the dust removal efficiency is reduced are solved.

The utility model discloses a lampblack electrostatic equipment wire electrode installation structure which comprises a frame, a wire electrode, an electric field tube, a fixing buckle, a supporting sleeve, a guide sleeve, a pull rod, a limiting nut, a gland and a spring. The electric field tube is fixedly installed on the wire electrode in a sleeved mode, and the upper end of the wire electrode is fixedly installed on the upper portion of the frame through the fixing buckle; the supporting sleeve is fixedly installed on the top of the second through hole in the lower portion of the frame, and a first through hole matched with the guide sleeve is formed in the upper portion of the supporting sleeve. Under the action of the elastic force of the spring, the electrode wire can be always in a tensioned state, the spring tensioning mechanism can be selectively arranged at any position up and down or left and right relative to a heavy punch traction tensioning mode, in addition, the pull rod is guided through the guide sleeve, and the problem that the pull rod swings due to external vibration force due to the fact that a through hole of the supporting sleeve is too large can be solved.

The invention relates to an air filter unit (100) for an air filter device (1) of an air conditioning system, in particular for separating particles, preferably dirt particles, from air (L). The air filter unit (100) comprises a filter element (101) with an electrically conductive layer (103). Furthermore, the air filter unit (100) comprises a housing (104) which partially surrounds an interior housing space (105) in which the filter element (101) is replaceably arranged. The air filter unit (100) also comprises a connection element (106) made of an electrically conductive material, arranged on the housing (104) and electrically contactable from outside the interior housing space (105), which is electrically connected to the electrically conductive layer (103) of the filter element (101).

The application discloses an electrostatic filter, an air purification device and a ventilation system. The electrostatic filter comprises a plurality of electrode sheets arranged in parallel along a first direction, the electrode sheets comprising first electrode sheets and second electrode sheets arranged alternately along the first direction, respectively serving as high-voltage electrode sheets and low-voltage electrode sheets, and a high-voltage electrostatic field being formed between adjacent electrode sheets. The first electrode sheet comprises a first insulating base material and a first conductive layer arranged on one side of the first insulating base material, and the second electrode sheet comprises a second insulating base material and a second conductive layer arranged on one side of the second insulating base material, wherein the first conductive layer and the second conductive layer are arranged on the same side surface of the corresponding insulating base material and are arranged in a staggered manner in the height direction. Through the above structure, the conductive edges of adjacent electrode sheets are no longer directly opposite, and the potential creeping or discharging path needs to be detoured along the surface of the insulating base material, thereby reducing the local electric field concentration and reducing the possibility of discharging, and the electrostatic filter is suitable for electrostatic filtering applications with small electrode sheet spacing.

The utility model relates to the technical field of electric dust removal, and discloses an electric dust remover anode plate limiting device which comprises a fixing frame, adjusting assemblies are arranged at the two ends of the fixing frame and used for flexibly adjusting a limiting interval, and two rapid clamping limiting assemblies are arranged on the inner sides of the lower ends of the adjusting assemblies. According to the limiting device for the anode plate of the electric dust remover, the rapid clamping limiting assembly is installed, outward overturning thrust can be provided for the overturning plate by arranging a torsional spring structure, the overturning plate pushes the supporting wheel to extend outwards under the action of a torsional spring, and during installation, the supporting wheel is tightly attached to the inner wall of a dust removal anode plate groove; and the supporting spring and the U-shaped bracket are matched, so that the dust removal anode plate can be tightly clamped at the two ends, the anode plate is limited, the mounting efficiency is effectively improved, and the mounting time is shortened.

The utility model relates to the technical field of electrostatic dust collectors, in particular to a mounting mechanism and an electrostatic dust collector. The mounting mechanism comprises a fixing assembly, the fixing assembly comprises a base, a lead screw and a clamping block, the lead screw is in rotating fit with the base, and the clamping block is in threaded fit with the lead screw; the adjusting assembly comprises at least one gear, a chain and a rocking handle, the gear is fixedly arranged at one end of the lead screw, the chain is matched with the gear, and the rocking handle is arranged on one side of the gear and fixedly connected with the lead screw. The electrostatic dust collector further comprises a cathode wire, connecting plates are fixedly arranged at the two ends of the cathode wire, and the connecting plates are arranged in the limiting grooves. The problem of tedious installation of the cathode wires is solved through cooperative use of the fixing assembly and the adjusting assembly, unified installation and fixation of the cathode wires are achieved, and the installation efficiency is improved.

A gas turbine engine combustor section (15) extends axially from a pre-diffuser (220) at a forward end to an aft end relative to an engine axis (A). The gas turbine engine combustor section (15) includes a combustor liner (232) defining a combustion chamber and a combustor dome (234) situated at a forward end of the combustor liner (232) and affixed thereto. The gas turbine engine combustor section (15) further includes an electrostatic particulate matter collector (250). The electrostatic particulate matter collector (250) includes a first charged flow guide (254) having an axially forward-most extent aligned with the pre-diffuser (220) and widens radially with respect to the engine axis (A) from the forward-most extent to the combustor dome (234). The electrostatic particulate matter collector (250) further includes a fuel nozzle (222) extending through the first charged flow guide (254) into the combustor dome (234). The electrostatic particulate matter collector (250) also includes a power supply (204) electrically coupled to positively charge the first charged flow guide (254).

The present disclosure relates to an electrostatic filtering device. The electrostatic filtering device includes a positive electrode plate group and a negative electrode plate group. The positive electrode plate group and the negative electrode plate group use different support components to connect the various electrode plates in the group. At least one first electrode plate or an insulating support plate connected to the first electrode plate is configured to participate in forming a sealed cavity that is a sealed structure at least relative to the windward surface. A second electrode plate with a polarity different from that of the first electrode plate and / or a second support component connected to the second electrode plate are provided in the sealed cavity. The second electrode plate or the second support component is connected to the sealed cavity or the first electrode plate or the first support component connected to the first electrode plate using an insulating material component inside the sealed cavity. The second electrode plate outside the sealed cavity, the second support component outside the sealed cavity, and the second support component when passing through the sealed cavity are not in contact with the sealed cavity. In this way, it is possible to prevent or reduce the contact of unpurified air with the insulating support structure between the positive and negative electrodes.

The utility model relates to the technical field of cathode wires, and discloses a cathode wire fixing frame which comprises a fixing plate, wire passing holes are formed in the outer surface of the fixing plate, a pulling plate is movably connected to the outer surface of the fixing plate, mounting holes are formed in the outer surface of the pulling plate, the number of the wire passing holes is multiple, and the wire passing holes are connected with the mounting holes. The multiple wire passing holes are distributed in the outer surface of the fixing plate in a linear array, and in daily use, the lower rhombic frame is scientifically and reasonably arranged. The fixing plates, the pulling plates and the threaded nails are used for stabilizing the lower frame of the equipment cathode system, after the cathode line fixing battens are installed, the periphery of the frame needs to be fixed through the pulling plates and the threaded nails and is limited again, the stability of the cathode system is effectively improved through the mode, and finally the purposes that the lower rhombic frame is easy to manufacture, convenient to install and low in cost are achieved. And the stability is good, the stability of the lower framework of the cathode system is improved, and the fault occurrence rate is greatly reduced.

The utility model relates to the technical field of electric dust removers, and discloses a cathode system assembly for an electric dust remover, which comprises a connecting plate and a cathode plate, a mounting mechanism is arranged between the connecting plate and the cathode plate, and a stabilizing mechanism is arranged on the mounting mechanism; the mounting mechanism comprises a connecting assembly and a limiting assembly, springs are fixedly connected to the outer sides of the front and rear sliding plates, hinge seats are hinged to the sides, close to the fixing blocks, of the sliding plates, fixing plates are hinged to the other sides of the hinge seats, and trapezoid inserting plates are fixedly connected to the other sides of the fixing plates. According to the cathode system assembly for the electric dust remover, a mounting mechanism and a fixing block are inserted into a square groove, a spring drives a sliding plate to slide, when the sliding plate moves, a fixing plate can be driven to move, the fixing plate drives a trapezoid inserting plate to be inserted into an inserting groove, a mounting plate is inserted into a long-strip-shaped groove, and a square block can also be inserted into the square groove; and the position of the sliding plate can be limited and fixed, so that the connecting plate and the cathode plate can be combined and mounted conveniently.

The disclosed air conditioner includes an electrostatic dust collector. The electrostatic dust collector comprises: multiple charging electrodes including a ground electrode and a discharge electrode; and multiple collecting electrodes including a collection electrode and a high-voltage electrode. The ground electrode, the discharge electrode, the collection electrode, and the high-voltage electrode are installed on approximately the same plane to face a direction approximately parallel to the direction of airflow. The high-voltage electrode and the collection electrode each have a conductive member surface-treated with a non-conductive member.

This utility model discloses a non-vibrating lifting electrostatic precipitator cleaning device, comprising several lifting units. Each lifting unit includes a cathode frame lifting transmission mechanism and an anode frame lifting transmission mechanism alternately arranged on an insulating mounting base, and a driving mechanism for driving the cathode frame lifting transmission mechanism and the anode frame lifting transmission mechanism. The cathode frame lifting transmission mechanism and the anode frame lifting transmission mechanism are fixedly connected to the corresponding cathode frame and anode frame, respectively. Compared with the prior art, it eliminates the need for a vibrating mechanism, thus eliminating the risk of the vibrating hammer falling. It is suitable for both newly installed electrostatic precipitators and the retrofitting of existing electrostatic precipitators, thereby improving the operational stability of the precipitator. Furthermore, the cathode frame and anode frame are lifted as a whole and then fall freely as a whole, stopping after reaching a certain limit, causing the dust on them to fall off due to inertia, thereby improving the cleaning effect.

The utility model relates to environmental engineering technical field, and disclose a kind of cathode anti-swing frame for wet-type electric dust collector, the cathode anti-swing frame for wet-type electric dust collector, including No. frame, the No. frame is pasted with No. frame, installation component is provided on the No. frame, the installation component includes installation groove.The cathode anti-swing frame for wet-type electric dust collector, in order to make the installation efficiency and stability of cathode system of this device, by being provided with installation component, the component is fixed in frame by installation groove by cathode tube, the rubber tube of its both ends is embedded in frame positioning hole, utilizes the elastic deformation compensation installation error of rubber, while enhancing anti-shock performance, after buckle plate is clamped into sliding slot, by fastener screw connection, make cathode tube and frame form rigid whole, while the cooperation of positioning ball and positioning hole provides guiding effect when installing, ensure that cathode tube is quickly aligned installation position, reduce artificial adjustment time.

The invention discloses an electric dust remover anode rapping method based on gravity sensing, which comprises the following steps: monitoring the weight of dust attached to an anode plate in real time through a gravity sensor arranged on the anode plate of an electric dust remover; according to the relation between the weight of dust attached to the anode plate and a weight threshold value, the vibration time is judged; when the vibration opportunity is met, vibration parameters of the vibration device are determined according to the weight of dust attached to the anode plate; after the rapping operation is executed, the rapping parameters of the rapping device are dynamically adjusted according to the weight, fed back by the gravity sensor in real time, of dust attached to the anode plate. According to the electric dust remover anode rapping method based on gravity sensing, the overall dust removal efficiency of the electric dust remover is improved, the energy consumption of the rapping device is reduced, the loss degree of rapping to equipment is reduced, and the service life of the electric dust remover is prolonged; under different working conditions of a unit, the electric dust remover can be fully vibrated, and the dust removal effect of the electric dust remover is more fully improved.

The utility model discloses a bidirectional composite charge module, and relates to the technical field of charge modules, the bidirectional composite charge module is characterized in that a plurality of electrifying rods are uniformly arranged in a frame body, and a plurality of tungsten needles are arranged on the end surfaces of the two ends of each electrifying rod; iron frames are arranged on the end faces of the two ends of the frame body, a plurality of ventilation holes are evenly formed in the iron frames, the ventilation holes in the two iron frames are the same in shape and size and correspond to each other in position, and a flow dividing frame is arranged in the ventilation hole in the iron frame on one side. According to the bidirectional composite charge module provided by the utility model, the shunting frame is arranged, so that the contact area with air is increased, the secondary adsorption effect is improved, and the air purification effect is improved.

Electrification device for an electric dust collector (1000) comprising an electrification module (1100, 3100) for generating ions in flowing air, wherein the electrification module (1100, 3100) comprises: a high-voltage peak (1130, 3130) having at least one discharge peak (1131) configured to emit the ions in a direction opposite to a flow direction of the air; a conductive plate (1120, 3120) arranged around the discharge tip (1131) and configured to generate an electrical potential difference to the discharge tip (1131) of the high voltage peak (1130, 3130); a lower frame (1140, 3140) that mounts the conductive plate (1120, 3120) and the high-voltage peak (1130, 3130); and an upper frame (1100, 3110) coupled to the lower frame (1140, 3140), wherein the upper frame (1100, 3110) covers the conductive plate (1120, 3120) and the high voltage peak (1130, 3130) so that the discharge peak (1131) is exposed to the outside; characterized by the fact that the upper frame (1100, 3110) has an upper outer frame (1111) which provides a lower frame coupling part for coupling with the lower frame (1140, 3140), and an upper inner frame (1112) which is arranged inside the upper outer frame (1111), wherein the lower frame (1140, 3140) provides a coupling hook (1141a) which corresponds to the lower frame coupling part.

The invention discloses an atmospheric dust treatment device for environmental protection, and belongs to the technical field of atmospheric treatment.The atmospheric dust treatment device comprises a base, a mounting seat is fixedly connected to the top of the base, a conductive seat is rotatably connected to the top of the mounting seat, and a treatment adjusting assembly is arranged in the mounting seat. According to the dust removal device, an external air draft device conveys atmospheric air and carried dust into a mounting base through an air inlet, at the moment, the flowing effect of the air can drive inclined blades, a connecting sleeve, a connecting shaft and a first gear to rotate, and under the effect of an incomplete fluted disc, the first gear can drive the connecting shaft and a reciprocating lead screw to rotate; the first lead screw sleeve drives the conical block to move, and the second gear drives the fixed shaft and the movable lead screw to rotate, so that the use distance between the cathode and the anode is reduced, the electric field intensity can be enhanced, the dust electrification and adsorption efficiency can be improved, and large-particle dust in gas is prevented from being discharged from the air outlet; the dust adsorption effect and the dust treatment effect of the device are improved.