552results 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 utility model discloses a dust remover ash bucket heating-free anti-blocking device which comprises a dust remover ash bucket anti-blocking device and a vibration anti-blocking device, a working cavity is arranged in the dust remover ash bucket anti-blocking device, an inlet and an outlet are respectively arranged on two sides of the dust remover ash bucket anti-blocking device, an ion generator is fixed in the working cavity, and sulfuration wind enters through the inlet. The vibration anti-blocking device comprises a support detachably connected to the outer wall of the ash bucket and a vibration piece, a spring is fixed between the vibration piece and the support, the vibration piece is tightly pressed on the outer wall of the ash bucket through the spring, an arc-shaped rail is arranged on the outer wall of one end of the driving piece, and a notch is formed by the included angle between the highest point and the lowest point of the arc-shaped rail. And the highest point is perpendicular to the outer wall of the ash hopper, so that the vibrating piece is separated from the arc-shaped track and then mechanically vibrates the outer wall of the ash hopper under the action of spring force. The dust collector is simple in structure, and dust particles are negatively charged when colliding with negative ions by adding negative ion charges to fluidized air, so that repulsive force among dust is increased, dispersion is enhanced, and the dust is prevented from being bonded into blocks.

The invention discloses impurity removal equipment for lubricating oil production, and belongs to the technical direction of lubricating oil production, the impurity removal equipment comprises an impurity removal box and an air inlet box, one end of the air inlet box is detachably provided with an electric roller shutter door, the other end of the air inlet box is fixedly provided with a fixed seat, and one side of the fixed seat is detachably provided with a first bevel gear; a first bevel gear is detachably mounted on one side of the fixing seat, a second bevel gear is detachably mounted on the other side of the fixing seat, the first bevel gear is meshed with the second bevel gear, a first impurity removal brush cylinder is arranged on the first mounting seat, and a second mounting seat is fixedly mounted on one side of the impurity removal box. The air inlet amount can be changed according to different lubricating oil yields, when a small amount of lubricating oil is produced, the minimum air inlet speed is used, the air inlet amount is increased, external air slowly enters the impurity removal box, dust and sediment in a workshop are prevented from rising due to the too high air inlet speed, dust is prevented from entering the impurity removal box, and the impurity removal efficiency is improved.

The utility model provides an anti-blocking device for an ash bucket of an electric dust remover, which relates to the technical field of electric dust removers and comprises an ash bucket body and a motor, the ash bucket body is conical, the motor is arranged outside the ash bucket body, and the output end of the motor is fixedly provided with a rotating shaft. And the outer surface of the rotating shaft slidably penetrates through the outer surface of the ash bucket body and extends into the ash bucket body, a gear is fixedly installed on the outer surface of the rotating shaft, and a fixing ring is fixedly installed at the position, close to the top, of the inner wall of the ash bucket body. According to the dust hopper, the motor is started to drive the rotating shaft to rotate, the scraping plate rotates under the mutual cooperation of the gear and the face gear ring, and the surface of the scraping plate is attached to the inner wall of the dust hopper body and the inner wall of the discharging pipe at the same time; therefore, dust or cakes attached to the inner wall of the ash bucket body and the inner wall of the discharging pipe can be scraped or smashed, the phenomenon that dust is attached to the inner wall of the ash bucket for a long time to generate cakes is avoided, and the ash discharging effect of the ash bucket body is improved.

The utility model belongs to the technical field of environment-friendly engineering technology, and particularly relates to an environment-friendly intelligent stone sculpture carving environment dust removal system, which comprises a multi-stage composite dust removal structure, a dust removal structure, a dust removal structure, a dust removal structure and a dust removal structure, and is characterized in that the dust removal structure comprises a cyclone separator, a filter cartridge and a fine particle electrostatic trapping device; an air outlet is formed in the top of the cyclone separator, and the cyclone separator is used for preliminarily separating large-particle dust generated in the stone carving process; and the filter cartridge is connected with an air outlet of the cyclone separator and is used for further filtering fine dust and the like with the particle size smaller than that of the large-particle dust. The dust removal system is efficient and stable, the stone carving environment can be remarkably improved, the harm of dust to operators is reduced, the automation level of system operation is improved through the intelligent adjusting and cleaning function, the maintenance cost is reduced, the data storage and analysis module provides data support for system optimization, and the system is suitable for popularization and application. The progress of the environmental protection technology in the stone carving industry is promoted.

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 heavy-load large-displacement sliding support comprises a lower sliding seat, a metal sliding plate, an upper sliding seat and a sliding friction piece, a guide sliding groove is formed between the lower sliding seat and the upper sliding seat and matched with a sliding guide rail to form a first-stage guide limiting structure, the sliding contact area is effectively reduced, and the static friction force is reduced; meanwhile, a first oil storage hole and a second oil storage hole are correspondingly formed in the guide sliding groove and the lower surface of the upper sliding seat, lubricating grease is filled into the first oil storage hole and the second oil storage hole through the oil injection hole, sufficient lubrication between the guide sliding groove and the sliding guide rail and between the two sliding friction pieces and the two metal sliding plates is guaranteed, and the static friction force is further reduced; the transverse thrust and the bending moment generated by the friction effect on the shell supporting leg are effectively reduced, and the shell supporting leg is protected. The problem that in the prior art, due to the fact that the static friction coefficient of the upper portion and the lower portion of a common sliding support is large or a shell supporting leg is long, transverse thrust generates great bending moment on the shell supporting leg is solved.

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 utility model relates to the technical field of electrostatic dust collection, and provides hot galvanizing zinc niacin acid mist electrostatic trapping treatment equipment which comprises a device, one side of the device is fixedly communicated with an air inlet smoke box, one end of the air inlet smoke box is fixedly connected with an air inlet pipe, and a guide plate is arranged in the air inlet smoke box. The driving mechanism can utilize the power of smoke to drive the smoke expanding assembly to operate, the smoke expanding assembly can drive the guide plate to swing up and down in a reciprocating mode, the smoke can be dispersed to a wider area, the local concentration is reduced, the smoke is more evenly distributed in the device, and therefore zinc nicotinic acid mist is effectively guided and diffused, and the smoke diffusion efficiency is improved. The dust removal effect is maximized; the anti-blocking component is designed to be matched with the smoke expanding component, so that residual dust particles in the guide plate can be shaken off while the guide plate shunts guided smoke, the risk of blocking the guide plate is reduced, and the stability and the reliability of the device are improved.

The invention discloses the technical field of electric dust removers, and particularly relates to an ash bucket for electric dust removal, which comprises a main body mechanism, a dust removal mechanism, a dust removal mechanism, a dust removal mechanism and a dust removal mechanism, and the main body mechanism comprises an electric dust remover shell and an ash bucket arranged at the bottom end of the electric dust remover shell; the connecting mechanism comprises a first connecting piece arranged on the electric dust remover and a second connecting piece arranged on the dust hopper; the electric dust remover shell and the dust hopper are connected through the first connecting piece and the second connecting piece, the first connecting piece and the electric dust remover shell are integrally formed, and the second connecting piece and the inner wall of the dust hopper are integrally formed, so that the electric dust remover shell and the dust hopper can be further welded according to actual use conditions; after the electric dust remover shell and the dust hopper are welded, when a welding seam for welding the electric dust remover shell and the dust hopper is cracked due to too large tension, the first connecting piece and the second connecting piece are connected to serve as a second guarantee system for connecting the electric dust remover shell and the dust hopper.

The utility model discloses an electrostatic dust collection device for paperboard production, which belongs to the technical field of dust collection for paperboard production, and adopts the technical scheme that the electrostatic dust collection device comprises a lifting transmission mechanism, a clamping dust collection mechanism, a collection assembly, support legs, a base, a first support plate, a second support plate and a top plate, the lifting assembly can be connected with the conveying assembly, meanwhile, the lifting assembly can conduct lifting adjustment on the conveying assembly, and the conveying assembly can convey the supporting plate, so that paperboards can enter the bottom of the clamping dust removal mechanism for dust removal, and the conveying assembly is used in cooperation with the lifting assembly and can be adjusted according to the paperboards of different thicknesses; the clamping dust removal mechanism can remove dust on the surfaces of the paperboards, meanwhile, the clamping dust removal mechanism is used in cooperation with the lifting conveying mechanism, dust removal can be automatically conducted on the paperboards, the situation that the cleaned dust falls on the surfaces of the paperboards again is avoided, and the collecting assembly can collect the dust.

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 utility model discloses a hot air blowing device of a high-temperature electric dust remover. A fan is connected with a heating box, the heating box is fixed to the top of a dust remover shell, an outlet of the heating box is connected with a vertical pipeline, the vertical pipeline vertically downwards enters a dust remover top cover and becomes a transverse pipeline through a tee joint, and the transverse pipeline transversely penetrates through a first insulator chamber, a second insulator chamber and a third insulator chamber. The porcelain sleeve is fixed at the inner bottom of the heating box, the porcelain sleeve cover plate is arranged at the upper inner end of the porcelain sleeve, and small holes are formed in the porcelain sleeve cover plate to enable hot air to purge the inner wall of the porcelain sleeve to enable the temperature to rise to be dry and clean. As the fan adopts the porcelain sleeve to purge through hot air, the inner surface and the outer surface are ensured to be dry and clean, and water vapor or dust is prevented from being attached to the surface of the porcelain sleeve to cause dew formation and creepage phenomena. The surface temperature of the porcelain sleeve is continuously higher than the dew point temperature, and normal operation of the dust remover is guaranteed.

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 utility model relates to an electric precipitation ash bucket material level switch, which comprises a conveying ash bucket, the side of the conveying ash bucket is fixedly connected with a positioning plate, the top side of the positioning plate is provided with a rectangular hole, the four inner side walls of the rectangular hole are respectively provided with an inner groove, the four inner grooves are respectively and internally connected with a hollow rod through a piston, and the hollow rods are arranged in the rectangular hole. The end, away from the inner groove, of the hollow rod is in an arc shape, and a solid rod is fixedly installed in the hollow rod. The utility model relates to the technical field of electric precipitation hopper level gauges. According to the electric precipitation ash bucket material level switch, when the electric precipitation ash bucket material level switch is used, the non-contact material level indicator does not need to be installed in a conveying ash bucket, contact with pulverized coal dust is reduced, in addition, positioning can be conducted and the non-contact material level indicator can be adjusted by rotating the threaded rod when the electric precipitation ash bucket material level switch is installed, and therefore the non-contact material level indicator can be rapidly positioned and the height can be adjusted; and the effects of facilitating quick disassembly and maintenance and improving the maintenance and disassembly efficiency are achieved.

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 utility model discloses a protection device for an electric heater of an ash bucket of a dust remover. The protection device comprises an ash bucket body, an electric heater body is arranged on one side of the ash bucket body, and an air cylinder is arranged on one side of the electric heater body; a rotating wall is arranged on one side of the ash bucket body, a heat preservation bin is arranged on one side of the rotating wall, a mica high-temperature-resistant cable is arranged on one side of the heat preservation bin, galvanized angle steel is arranged on one side of the mica high-temperature-resistant cable, and an anti-explosion straight-through junction box is arranged on one side of the galvanized angle steel. Wherein a connecting frame is arranged on the other side of the rotating wall, the protection function on the ash bucket electric heater and a cable line thereof is achieved by arranging a mica high-temperature-resistant cable, galvanized angle steel, a monofilament head and an anti-explosion straight-through junction box, the occurrence of electrical fire hazards of the dust remover is reduced, and therefore the safety of the ash bucket is higher; and by arranging a supporting block, an air cylinder, a limiting block and a supporting frame, the inner wall of the dust hopper can be cleaned conveniently.

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 invention relates to the technical field of air purification equipment, in particular to an indoor floating particle purification device for medicine production, which improves dust collection efficiency and reduces the possibility of dust and other impurity particles escaping; the device comprises: an air guide module, comprising an air intake box and an air outlet box arranged at a relative interval, channels for gas to pass through are provided on the facing surfaces of the air intake box and the air outlet box, an air pump is installed on the outer side of the air intake box, and an air suction end of the air pump is connected with the air intake box; a purification module, comprising a purification barrel, a corona electrode and a dust collecting electrode arranged at an interval up and down are installed inside the purification barrel, an annular ultrasonic generator is installed between the corona electrode and the dust collecting electrode, an adsorption cylinder is sleeved on the outer side of the dust collecting electrode, the top of the purification barrel is connected with the air suction end of the air pump through a first conduit, and the bottom of the purification barrel is connected with the air outlet box through a second conduit.

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 invention provides a smoke pollutant near-zero-emission full-dry-method treatment system based on ultra-clean electric precipitation. The smoke pollutant near-zero-emission full-dry-method treatment system is composed of a smoke system, an activated carbon system and a desulfurization byproduct preparation system. The flue gas system comprises a flue system, an ultra-clean electric precipitation system, a heat exchange system and a nitrogen oxide circulating system; the activated carbon system comprises a desulfurization and denitrification system, an activated carbon desorption and regeneration system and an activated carbon transportation system. The flue gas is subjected to dust removal, desulfurization, denitration and other processes, so that near-zero emission of pollutants is achieved, and no secondary pollution is generated after the whole flue gas treatment process is finished; the desorbed desulfurization by-product can be prepared into commercial salt or sulfuric acid for sale according to requirements, and the desorbed nitric oxide returns to the hearth to inhibit the generation of new nitric oxide. The system integrates various flue gas pollutant treatment technologies such as ultra-clean electric precipitation, activated carbon low-temperature adsorption desulfurization and denitrification, activated carbon desorption regeneration and nitrogen oxide furnace returning, the flue gas pollutant treatment efficiency is improved, meanwhile, secondary pollutants are thoroughly eliminated, and full-dry-method near-zero emission of flue gas pollutants is achieved.

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 field of dust collector cleaning technology, in particular to a device convenient for cleaning dust in a dust collector dust hopper, which comprises a vibration motor, a fixed plate fixedly connected on the vibration motor, a U-shaped positioning frame fixedly connected on the outer wall of the dust collector dust hopper, the cross section of the positioning frame is L-shaped, the fixed plate is detachably inserted in the positioning frame, and the fixed plate is fixedly connected on the outer wall of the dust collector dust hopper. A positioning hole is formed in the end, close to the U-shaped opening, of the positioning frame, a positioning groove is formed in the other end, close to the U-shaped opening, of the positioning frame, and a baffle is detachably arranged in the positioning hole and the positioning groove in a penetrating mode. The vibration motor applies vibration to the dust hopper, so that dust attached to the interior of the dust hopper is removed, compared with an air hammer, air with more moisture does not need to be input from the outside, the problem of powder hardening is effectively solved, when the vibration motor needs to be maintained or replaced, the baffle is pulled out, the fixing plate and the vibration motor can be taken down from the positioning frame, and maintenance is convenient. And the operation of workers is very convenient.

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 utility model provides a positive pressure shielding system for a high-temperature electric dust collector, which comprises an air supply fan, a heating box is arranged at the side part of the air supply fan, the heating box and the air supply fan are communicated through a cold air conveying header pipe, a hot air conveying header pipe is arranged at the other side of the heating box, an insulating porcelain bushing heat preservation box is arranged at the side part of the hot air conveying header pipe, and the insulating porcelain bushing heat preservation box is communicated with the hot air conveying header pipe. The insulation porcelain sleeve heat preservation box and the insulation porcelain sleeve heat preservation box are communicated through a hot air conveying branch pipe, an insulation porcelain sleeve is arranged in the insulation porcelain sleeve heat preservation box, an air curtain ring pressure-bearing cover is arranged below the insulation porcelain sleeve, a positive pressure air curtain ring is arranged on the inner wall of the air curtain ring pressure-bearing cover, and a shielding cylinder is arranged at the bottom of the air curtain ring pressure-bearing cover. The positive-pressure hot air curtain is manufactured at the bottom of the insulating porcelain bushing of the electric dust collector, dust entering the insulating porcelain bushing is shielded, the cleanness, dryness and insulating performance of the insulating porcelain bushing are guaranteed, operation is easy, and practicability is high.

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).