45 results about "Dust control" patented technology

A dust control hood assembly for use with a cutting machine including a hood and a lifting device. The hood includes a front end having a first set of wheels, a rear end having a second set of wheels and a handle attached to the front end thereof. The lifting device includes a fixed arm having a connecting end for fixing with a dust collector and a suspended end, and a set of pivotal arms each having a first end installed to the suspended end of the fixed arm and a second end installed to the hood. A workpiece is adapted to impose a momentum to the hood so that the hood is adapted to be lifted upward by the workpiece, and the hood is adapted to be pivoted with respect to the fixed arm.

The present invention provides a dust-free workshop, the workshop is provided with a first dust-free room, a second dust-free room, a third dust-free room, a buffer room, a controller and a test board, a dust removal water treatment system is arranged below the floor of the workshop, and a lifting-type local environment detection device is arranged on the top of workshop and can be moved from the first workshop to the third workshop. The dust-free workshop is additionally provided with the dust removal water treatment system and the lifting-type local environment detection device on the basis of an original dust removal system, dust-free levels of in different working rooms in the workshop can be greatly improved, the design is reasonable, the operation cost is low, and the dust-free workshop is safe and reliable, and is a powerful dust-free guarantee of a precision workshop.

The invention discloses flattening and shaping equipment for flocked cloth and a flattening method. The flattening and shaping equipment comprises a flattening and shaping equipment body, wherein the flattening and shaping equipment body mainly comprises a box body, a dust removal mechanism and a flattening mechanism, the dust removal mechanism and the flattening mechanism are arranged in the box body, and a feeding opening and a discharging opening are sequentially formed in the left side wall and the right side wall of the box body; feeding rollers are arranged on the feeding opening, and a discharging roller is arranged on the discharging opening; a heating device used for heating the flocked cloth to improve the flattening effect is arranged in the flattening mechanism, an air extracting pump is arranged on the side, close to the discharging opening, of the flattening mechanism through an air extracting pipeline, and the air extracting pump is used for extracting hot air in the box body to prevent the temperature in the box body from being too high; and infrared sensors are respectively arranged on the side walls of the feeding opening and the discharging opening of the box body, the infrared sensors are in data connection with a control system through a data processing module, and when neither the infrared sensors of the feeding opening and the discharging opening detect that flocked cloth passes through, the control system controls the dust removal mechanism and the flattening mechanism to stop working.

The invention discloses an energy-saving environment-friendly low-noise desulfurization, denitrification and dust removal device and a treatment method. According to the invention, a fixed frame is arranged in and fixedly connected with a furnace body, and the top of the furnace body is connected with a flue gas drainage pipe and a return pipe; the fixed frame is connected with a spraying circularring body; a urea solution injector is connected with a urea solution distribution pipe; the urea solution distribution pipe is connected with the spraying circular ring body; a lime slurry injectoris connected with a lime slurry injection pipe; a sodium hydroxide injector and an activated carbon injector are respectively connected with an injector head I and an injector head II; a second connecting pipe is coated with a sound insulation material; the inner wall of an SCR reaction tower is coated with a catalyst, the right side wall of the SCR reaction tower is provided with a discharge pipe, a liquid ammonia ejector is arranged outside the SCR reaction tower and connected with a liquid ammonia ejector head; the flue gas drainage pipe is coated with a sound insulation material, the otherend of the flue gas drainage pipe is connected with a flue gas injection pipe, and the flue gas injection pipe is connected with a heating pipe; and the heating pipe is connected with the return pipe. According to the invention, noise pollution can be reduced while a purification effect is achieved. The device and the method of the invention are suitable for being widely applied to flue gas treatment.

The invention is applicable to the technical field of stamping, and provides annealing equipment for invisible protective net steel wire rope machining, the annealing equipment comprises a box body and an annealing unit, an annealing cavity and a cooling cavity which are adjacent to each other are arranged in the box body, and the annealing unit comprises a heating rod, a first worm, a driving gear, a driven gear, an inner gear ring and a driving mechanism; and an adjusting mechanism is arranged in the cooling cavity and comprises a second motor, a rotating disc, a cylinder body, a connecting rod and a mounting rod, a dust removal cavity is further included, a dust removal assembly is mounted in the dust removal cavity and comprises a dust removal sleeve and a power mechanism, an exhaust unit is further included and comprises a nitrogen box, a gas outlet pipeline and a protrusion, and the annealing unit is arranged. The heating rod revolves around a steel wire rope, so that heating is more uniform, and annealing quality is improved; a plurality of guide wheels and the adjusting mechanism are arranged, so that the cooling time is adjusted; the dust removal assembly is arranged, so that the dust removal range is larger, the effect is better, and dust in the dust removal sleeve can be quickly discharged; and the exhaust unit is arranged, so that air is exhausted more quickly and fully.

The invention discloses a preparation process and system for producing a high-grade titanium-rich material by utilizing ilmenite, and belongs to the field of chemical engineering and metallurgy. The preparation process comprises the following steps: putting ilmenite concentrate into a first rotary kiln, and then adding a reducing agent and a desulfurizing agent for primary reduction, so as to obtain a reduced material I; enabling tail gas to pass through high-temperature cyclone dust removal equipment, an oil-gas separator, a Roots blower and a gas holder in sequence, and finally, conveying reducing gas to a second rotary kiln; cooling the reduced material I, and then removing impurities through a screening machine and a magnetic separating machine, so as to obtain a pure uniform-particle-size ferrotitanium inlay; feeding the ferrotitanium inlay to the second rotary kiln for secondary reduction, so as to obtain a reduced material II; and cooling the reduced material II, and performingthe grinding-separating operation and the magnetic separating operation in sequence, so as to obtain an iron product and the titanium-rich material. The preparation process has no restriction on the selection of raw materials; the equipment failure rate is low; the treatment of tail gas is simple; the environment-friendly and energy-saving properties are achieved; the metallization rate of the obtained iron product reaches 98% or higher; the content of titanium dioxide in the titanium-rich material is higher than 90%; and the number of particle meshes and the density meet the product requirements.

The invention discloses non-contact dust removal equipment, system and method, and relates to the technical field of battery pole piece dust removal. The non-contact dust removal equipment comprises a fan, an air blowing pipe, a dust removal tool, an air suction pipe, a dust collection system and an air inlet pipe. The output end of the fan is connected with the air inlet end of the dust removal tool through the air blowing pipe. The air suction end of the dust removal tool is connected with the input end of the dust collection system through the air suction pipe, and the output end of the dust collection system is connected with the input end of the fan through the air inlet pipe. The equipment has the advantages that secondary pollution of a workshop caused by negative pressure dust collection is avoided, the structure is simple, the size is small, occupied space is reduced, and the equipment can be directly placed beside original process equipment of the workshop.

The invention provides a biomass gasification Stirling power generation system, and belongs to the technical field of Stirling power generation. The biomass gasification Stirling power generation system is characterized in that a biomass gasification system, a Stirling power generation system and waste heat are combined, fuel gas generated by the biomass gasification system is conveyed to the Stirling power generation system through a pressurizing device, the fuel gas and combustion-supporting air are mixed according to a ratio of 1:3 in a combustor, the fuel gas is ignited through the spark plug of the combustor, a Stirling power generator is heated to generate power, high-temperature residual smoke generated by power generation can heat the combustion-supporting air through a heat exchange device and finally enters a waste heat utilization system for heat supply and refrigeration, and generated smoke tail gas is subjected to desulfurization, denitrification and dust removal treatmentthrough a tail gas treatment device and then is discharged after reaching the standard.

The invention discloses a ceramic tile production equipment facilitating dust removal. The ceramic tile production equipment comprises a production equipment body and a dust removal mechanism, the production equipment body comprises a box body, a conveying belt is arranged inside the box body, three rotating shafts are arranged inside the conveying belt, one side of the middle rotating shaft of the three rotating shafts is sleeved with a rotating belt, and a driving motor is arranged on one side of the bottom end of the rotating belt. According to the ceramic tile production equipment facilitating dust removal, dust diffused in the box body is adsorbed into a dust collection box for storage through a dust suction pipe by arranging a box body exhaust fan, and if the dust is too large, watermist can be sprayed into the box body through a water tank arranged at the top of the box body and a spray head, so that the effect of inhibiting the dust is achieved; and the ceramic tile productionequipment is simple in structure and low in cost, dust generated in the pressing process can be stored and restrained, the production efficiency cannot be affected, and unnecessary losses cannot be caused.

The invention discloses a split type corrugated board adsorption paper feeder which comprises a paper delivery part, a paper feeding part and a support seat. The paper delivery part comprises a delivery and adsorption tank, a delivery and adsorption tank installation frame and a delivery roller; the delivery and adsorption tank is arranged on the delivery and adsorption tank installation frame; the paper feeding part comprises a transfer and adsorption tank, a transfer and adsorption tank installation frame, an extending and adsorption tank, an extending and adsorption tank installation frameand a transfer roller; and the delivery and adsorption tank and the extending and adsorption tank are arranged at two ends of the transfer and adsorption tank. According to the split type corrugated board adsorption paper feeder provided by the invention, in the conveying process of the paper delivery part and the paper feeding part, corrugated boards can be dedusted; in addition, the paper feeding part is not provided with a paper drawing roller or other auxiliary rollers, so that the occurrence of the phenomenon that corrugated shapes of the paperboards are crushed and collapsed by the traction and occlusion pressure of the rubber rollers is completely eliminated, and the strength of cartons is improved; and meanwhile, the delivery and adsorption tank, the extending and adsorption tank and the transfer and adsorption tank can slide along the support seat, so that the cleaning, maintaining and overhauling work can be conveniently carried out by working personnel.

The invention relates to automatic chamfering and shank riveting integrated equipment for a nozzle and a chamfering and shank riveting process, and belongs to the field of dust removal equipment machining. A plurality of sets of nozzles are sequentially placed on a nozzle feeder assembly. A nozzle chamfering station is arranged in the middle of the nozzle feeder assembly, a shank riveting station is arranged at an outlet in the tail end of the nozzle feeder assembly, a chamfering assembly and a chamfer clamping assembly are correspondingly arranged at the nozzle chamfering station, and a riveting part and a shank riveting clamping assembly matched with the riveting part are arranged at the shank riveting station in a matched mode. The riveting part is further provided with a copper core feeding assembly in a matched mode. A discharge hole is formed in position, matched with the outlet of the tail end of the nozzle feeder assembly, of a placing workbench. According to the equipment, multi-station automatic operation can be realized, the working efficiency is improved, and meanwhile, the cost is reduced; Meanwhile, the invention provides a process, and by means of the process, the working process is optimized, the machining precision of the equipment is improved, manual intervention is avoided, and rapid production of automatic feeding and automatic clamping is achieved.

The invention discloses a dust removal structure of an air conditioner and a dust removal method thereof. The dust removal structure comprises a dust removal opening capable of being opened or closed,a filter net, a driving device connected with the filter net and a dust suction device communicating with the dust removal opening, the filter net is electrically connected with an electrostatic generator, the driving device comprises a motor and a spring, the spring is connected with the filter net, the dust suction device comprises a dust collection box, a dust suction device and a dust storagebox, the dust removal method of the air conditioner comprises the steps of driving the filter net to move to the dust removal opening, starting the dust suction device and the dust removal opening tocarry out dust removal on the filter net, and starting the air conditioner after dust removal is finished; and after the air conditioner is shut down, opening the dust removal opening, driving the filter net to move to the dust removal opening for dust removal, and after dust removal is finished, driving the filter net to move to a closed air opening. The dust removal structure of the air conditioner is simple, dust flying is prevented, the dust removal portability and efficiency can be greatly improved, air quality is greatly improved, and power consumption is reduced.

The invention relates to a tobacco leaf packaging and prepressing system and method and a tobacco leaf packaging and prepressing machine.The tobacco leaf packaging and prepressing system comprises a tobacco box (10), a sleeve box (20), a dust removal device (30) and an air speed adjusting device (40), the tobacco box (10) is used for collecting and storing tobacco leaves, the sleeve box (20) is arranged above the tobacco box (10) and communicates with the tobacco box (10) so that the tobacco leaves can fall into the tobacco box (10) through the sleeve box (20), and the dust removal device (30) is arranged on the tobacco box (10). The dust removal device (30) is communicated with the sleeve box (20) and used for removing hemp threads and dust generated in the tobacco leaf falling process, and the air speed adjusting device (40) is used for adjusting the air speed in the sleeve box (20). The tobacco leaf packaging pre-pressing machine comprises a tobacco leaf packaging pre-pressing system. The tobacco leaf packing and pre-pressing device can reduce loss of tobacco leaves in the packing and pre-pressing process and achieve removal of dust and hemp threads.

The invention relates to a ground-connected movable molten iron casting ladle dust collection device which is characterized in that the device comprises a moving trolley, a sleeve, a sleeve telescopic mechanism, a dust collection cover and a smoke exhaust main pipeline which is pre-buried below the ground surface and communicated with dust removal equipment; the sleeve telescopic mechanism comprises a telescopic sleeve and lifting hydraulic oil cylinders, the sleeve is fixed to the moving trolley, telescopic sleeves in sliding fit with the sleeve are arranged on the upper portion and the lower portion in the sleeve respectively, the plurality of lifting hydraulic oil cylinders are arranged on the moving trolley and located on the periphery of the sleeve, and pistons of the lifting hydraulic oil cylinders are fixedly connected with the telescopic sleeves; the dust collection cover is communicated with the top of the telescopic sleeve at the upper end; and when the moving trolley moves and is positioned above the smoke exhaust main pipeline, the telescopic sleeve at the lower end can be communicated with the smoke exhaust main pipeline. Synchronous follow-up flue gas is captured in real time for different molten iron discharging stations, flue gas diffusion is prevented from polluting the environment, and the safety of the surrounding equipment environment is improved.

The invention discloses a high-cleanliness desulfurization and denitrification dust removal device with a circulating synergistic function, and relates to the technical field of desulfurization and denitrification, the high-cleanliness desulfurization and denitrification dust removal device comprises a dust removal assembly, a cooling assembly, a denitrification tower, a bag-type dust remover and a desulfurization tower, the dust removal assembly, the denitrification tower, the bag-type dust remover and the desulfurization tower are fixedly connected with the ground, and the dust removal assembly is connected with the cooling assembly through a pipeline. The end, away from the dust removal assembly, of the cooling assembly is fixedly connected with the denitration tower through a pipeline, the end, away from the cooling assembly, of the denitration tower is connected with the bag-type dust collector through a pipeline, and the end, away from the denitration tower, of the bag-type dust collector is communicated with the desulfurization tower through a pipeline. Separation of the heavy metal impurities is achieved through the electric conduction difference between the heavy metal impurities and conventional impurities, collection and removal circulation is achieved in the whole separation process, and the dust removal rate is increased to a great extent. Independent separation of the heavy metal impurities simplifies subsequent impurity classification treatment steps on one hand, and also provides a basis for secondary recycling on the other hand.

The invention discloses an energy-saving and environment-friendly degreasing and brazing flux spraying drying device. The energy-saving and environment-friendly degreasing and brazing flux spraying drying device comprises an automatic brazing flux coating system, a drying system, an air cooling system and a workpiece discharging system which are sequentially arranged in a brazing flux spraying chamber along the horizontal line, wherein a spraying purification exhaust fan, a degreasing cooling exhaust filter, a cooling exhaust fan and a drying cooling exhaust filter are sequentially arranged at the upper end of the brazing flux spraying chamber along the horizontal direction. The energy-saving and environment-friendly degreasing and brazing flux spraying drying device is used for spraying brazing flux on the surface of a degreased hot workpiece. Calculated according to a constant pre-sprayed brazing flux, the heat of the workpiece can quickly concentrate and stabilize the brazing flux, and the phenomena of flowing and lace are avoided; conditions are provided for reducing the energy consumption of a drying furnace; micro-negative pressure airflow control is carried out at an inlet and an outlet of the spraying chamber, so that the overflow of aerial fog is prevented; and an aerial fog cover is connected with the spraying chamber by adopting a quick hasp and is connected with a dust removal device, so that the disassembly is convenient.

The invention discloses a system and method for preparing sulfuric acid by recycling waste crude ferric sulfate salt in iron and steel industry through pickling. In the preparation system, a rotary kiln, a bag-type dust collector, a filler absorption tower and an induced draft fan are sequentially connected through a connecting pipeline, and the induced draft fan provides suction force for the system, so the system runs in a negative pressure state. The waste crude ferric sulfate salt in iron and steel industry recycled through pickling is subjected to the following steps: (1) drying crude ferric sulfate salt crystals; (2) heating and decomposing the ferric sulfate crystal powder to obtain sulfur trioxide, sulfur dioxide and ferric oxide, wherein the ferric oxide can be used as a raw material for steelmaking and can also be used as a raw material for producing iron oxide red; (3) conducting gas filtration and dust removal; and (4) performing gas absorption, wherein sulfur trioxide is dissolved in water to directly generate sulfuric acid, sulfur dioxide is dissolved in water to generate sulfurous acid, and sulfurous acid is in the absorption liquid is oxidized into sulfuric acid by hydrogen peroxide. The system for preparing sulfuric acid from ferric sulfate has the advantages of adjustable scale, low investment, quick effect, high acceptable degree and strong applicability.

The invention belongs to the technical field of casting dust removal equipment, and particularly relates to dust removal equipment and a use method thereof. The dust removal equipment comprises a dustremoval chamber, an air gouging machine, a dust removal fan, a PLC control system, a dust remover and a dust removal pipeline; a gouging machine is arranged in the dust removal chamber, the dust removal chamber is communicated with the dust remover through a dust removal pipeline, and the dust removal fan is communicated with the dust remover; a current transformer is installed on the gouging machine and connected with a current transmitter, the current transmitter is connected with a PLC control system, the PLC control system is connected with a frequency converter, and the frequency converter is connected with a dust removal fan. According to the equipment, the gouging work can be effectively improved with small investment, small improvement and high return.

The invention provides an ICU bedside medical nursing vehicle, and relates to the field of medical auxiliary devices. The ICU bedside medical nursing vehicle comprises a main body and a top plate, wherein a plurality of stand columns are fixedly connected to the top of the main body; a cavity is formed in the position, close to the bottom, of the interior of the main body; a first fixing block anda second fixing block are arranged on the positions, close to the two sides, of the interior of the cavity respectively; the first fixing block and the second fixing block are fixedly connected withthe inner side wall of the cavity through telescopic rods; an air inlet pipe is arranged in the first fixing block; an air outlet pipe is arranged in the second fixing block; a pump body, a dust removal mechanism and a purification mechanism are fixedly connected to the inner bottom of the cavity; and an electric push rod is fixedly connected to the inner top of the cavity. Through the design of the multifunctional structure of the nursing vehicle, the nursing vehicle has a strong storage function when in use, and can sterilize and disinfect the air around a sickbed, so that a healthy rehabilitation environment is provided for a patient.