514 results about "Cyclonic spray scrubber" patented technology

The invention relates to a feed coal preheating and drying and semicoke cooling coupled low-rank coal pyrolysis system and method. The low-rank coal pyrolysis system comprises a low-rank coal pyrolysis device, an air fan, an air secondary heat supplementing device and a cyclone dust collector, the low-rank coal pyrolysis device is sequentially provided with a coal direct drying section, a low-temperature pyrolysis section, a medium-high-temperature pyrolysis section and a semicoke indirect cooling section from top to bottom; the lower part of the semicoke indirect cooling section is provided with an air inlet, and the upper part is provided with a hot air outlet which is connected with the hot air inlet of the coal direct drying section through a hot air pipeline; and the hot air pipeline is provided with an air secondary heat supplementing device. In the feed coal drying and semicoke cooling process, air is adopted as carrier gas for heat exchange, sufficient recovery of semicoke heat is achieved, the recovered heat is used for drying and preheating the feed coal, and comprehensive utilization of the heat is achieved; the process characteristics of coal drying preheating, pyrolysis and semicoke cooling are fully considered, an economical and reasonable heat exchange form is adopted, the process is simple, the heat recovery efficiency is high, and the productivity of the pyrolysis device is high.

The utility model relates to an air supplement structure of a dry quenching primary cyclone dust collector, which comprises a primary dust collector and a central pipe, the central pipe is arranged at the center of the upper part of the primary dust collector, a circulating gas inlet of the primary dust collector is connected with a dry quenching furnace, and the bottom of the central pipe is communicated with an inner cavity of the primary dust collector; a circulating gas outlet in the upper end of the central pipe is connected with the waste heat boiler, a gas circulation channel is formed in the pipe wall of the central pipe, an air inlet is formed in the upper end of the gas circulation channel in the pipe wall of the central pipe, and an air outlet is formed in the lower end of the gas circulation channel in the pipe wall of the central pipe towards the interior of the central pipe. And the air leading-in outlet is an outlet which is vertically inward in the radial direction. According to the utility model, an air introduction mode is provided, burning loss of combustible gas components in circulating gas and a small amount (10%-20%) of residual fine coke powder in dust removal in the central pipe of the dust remover is realized, burning loss of most (80%-90%) removed coke powder is avoided, carbon burning loss in a carbon melting reaction is reduced, and carbon emission reduction is realized.

The invention discloses a steel slag treatment process and equipment, and relates to the technical field of steel slag treatment.The steel slag treatment equipment comprises a separation pipe arranged at an outlet of a cyclone dust collector, a pressurizing part is arranged between the separation pipe and the outlet of the cyclone dust collector, and the separation pipe is provided with a spherical dust removal net and a metal elastic piece; and after the dust removal net is blocked, the air pressure in the separation pipe is increased, so that dust on the dust removal net is shaken off by the metal elastic piece and the reverse bend, and a dust collection cavity is formed in the air inlet side, located on the dust removal net, of the separation pipe. Steel and iron materials in the steel slag are effectively separated from aggregate, the steel and iron materials are subsequently used for concrete or cement aggregate, waste utilization is effectively carried out, a dust removal net of the secondary dust remover can change the state of a metal elastic piece according to the change of air pressure, and therefore the dust removal net is adjusted, dust blocked on the dust removal net is cleaned away, and long-term use is facilitated.

The invention discloses a dust removal and safety guarantee integrated system for coal mine underground drilling. Comprising a mining multi-parameter sensor, an electromagnetic pneumatic valve controller, a cyclone dust collector, a dry bag-type dust collector, a gas drainage pipeline, a dust extraction pipeline, a hole sealing dust extraction cover, a compressed air conveying pipe, an electromagnetic pneumatic valve, a front-stage air ejector, a rear-stage air ejector and an air extraction air ejector. The hole sealing dust extraction cover captures drilling dust, the drilling dust enters the cyclone dust collector through the dust extraction pipeline to separate large particles, and air outlet of the drilling dust is divided into two ways: the first way is connected with the gas drainage pipeline through the air extraction air ejector to convey harmful gas, and the second way is connected with the dry bag-type dust collector to filter fine particles. The mining multi-parameter sensor monitors the concentration, the pressure difference, the temperature and the humidity of CH4, CO and CO2, the electromagnetic pneumatic valve controller dynamically switches gas circuits based on data, dust collection, gas drainage, water isolation and fire prevention and control are achieved, the drilling operation safety and the environment quality are remarkably improved, and the device is suitable for a high-gas mine.

The invention discloses a liquefied natural gas factory heat-conducting oil furnace tail gas safety treatment device which comprises a cooling assembly, a cyclone dust collector and a purification tower, the cyclone dust collector is sleeved with a cooling sleeve, and the cooling assembly is connected with the cyclone dust collector through a first conveying pipe; the cyclone dust collector is connected with the purification tower through a second conveying pipe, the cooling assembly comprises a tank body, a heat exchange coil pipe is arranged in the tank body, the heat exchange coil pipe comprises an outer pipe body and an inner pipe body, the inner pipe body is sleeved with the outer pipe body, and an interlayer flow channel is formed between the inner pipe body and the outer pipe body. According to the technical key points, tail gas is cooled through the cooling assembly and heat is recycled, most of dust particle impurities in the tail gas are removed through the cyclone dust collector, the tail gas is secondarily cooled through the cooling sleeve and heat is recycled, the dedusted gas enters the purification tower, harmful substances are removed, and the dedusted gas is cooled again. And the purified tail gas reaches the standard at low temperature and is discharged.

The invention relates to the technical field of waste mulching film treatment, in particular to waste mulching film treatment heavy residue separation equipment which comprises a separation box, a conveyor is installed at the front end of the separation box, a feeding hopper is fixedly connected to the front end of the top of the separation box, and a material distribution square box is fixedly connected to the outer side of the separation box. A cyclone dust collector is installed at the rear end of the separation box, the top of the material separation square box is fixedly connected with the cyclone dust collector through a connecting pipe, a centrifugal fan is fixedly installed at the top of the cyclone dust collector, multiple functions of iron removal, smashing, screening, centrifuging, flapping, winnowing, dust removal and the like are integrated, the occupied area of the equipment and the material transfer link are reduced, and the production efficiency is improved. A complete, efficient, automatic and environment-friendly waste mulching film recycling solution is provided, the core innovation point is the composite motion design of the separation assembly and the automatic discharging design of the magnet assembly, the overall practicability is high, and very high market application value is achieved.

The invention discloses a small multifunctional integrated drying device, and relates to the technical field of industrial drying experiment equipment. The small multifunctional integrated drying device comprises a bottom plate, a vertical supporting plate is fixedly connected to the middle of the upper surface of the bottom plate, a fluidized bed drying chamber, a spray drying chamber, a main controller, a shared centrifugal fan and a shared electric heater are fixedly installed on the front face of the vertical supporting plate, and an air filter and an induced draft fan are fixedly installed on the upper surface of the bottom plate; a cyclone dust collector is fixedly installed on the back face of the vertical supporting plate, a three-way pipe is fixedly connected to the top of the shared electric heater, a fluidized bed feeder is fixedly installed on one side of the top of the fluidized bed drying chamber, and a supporting ring, an annular base, a motor, a fixing plate and an air pressure sensor are fixedly installed on the lower portion of the inner wall of the fluidized bed drying chamber. The system can integrate the fluidized bed function and the spray drying function, and energy-saving and efficient operation is achieved through the shared air path, the heat energy recovery system and the self-cleaning distribution plate.

The invention provides a cement dust collecting device, which belongs to the technical field of cement production and comprises a cyclone dust collector, a filtering mechanism, a cleaning mechanism, an adjusting mechanism, a control mechanism and a driving mechanism. Wherein the cyclone dust collector comprises an air inlet and an air outlet; the filtering mechanism is assembled on the cyclone dust collector and comprises a filtering bag, and the filtering bag is arranged in the cyclone dust collector by adopting a rotatable unfolding structure and is used for separating large-particle-size particles in the cement dust; the cleaning mechanism is fixedly arranged on one side of the inner wall of the cyclone dust collector, and the cleaning end of the cleaning mechanism is attached to the outer side of the cloth bag and is matched with the rotation of the filter bag to realize all-directional dead-corner-free suction; the two adjusting mechanisms are symmetrically arranged on the two sides of the suction opening of the cleaning mechanism and used for adjusting the opening and closing degree of the suction opening. The device adopts the grading design of cyclone centrifugal coarse separation and filter bag fine filtration, and dust is continuously and dynamically removed from the filter bag, so that the dust recovery efficiency is improved.

The utility model discloses a limestone calcination waste gas filtering and purifying device which comprises a base, a cyclone dust collector, an electrostatic dust collection box and a plate heat exchanger, and the cyclone dust collector, the electrostatic dust collection box and the plate heat exchanger are sequentially and fixedly arranged on the upper end face of the base. An air outlet in the upper end of the cyclone dust collector communicates with the electrostatic dust collection box through a pipeline, a vertical partition plate is fixedly arranged on the bottom face in the electrostatic dust collection box, and an anode plate is fixedly arranged on the side, facing an air inlet of the electrostatic dust collection box, of the vertical partition plate; a channel for waste gas to pass through is arranged above the vertical partition plate, an outlet of the electrostatic dust collection box is communicated with the plate heat exchanger, and a gas outlet of the plate heat exchanger is communicated with the purification and adsorption assembly. The cyclone dust collector is combined with the electrostatic dust collection box, so that the dust collection efficiency is improved.

This invention relates to the technical field of poultry manure treatment equipment, and discloses a livestock and poultry manure drying and treatment mechanism, including a preheating furnace and a drying furnace. Both the preheating furnace and the drying furnace have stirring components installed in their inner cavities. The preheating furnace has a jacket on its outer wall. The inner cavity of the drying furnace communicates with the jacket, and a cyclone dust collector is installed between the inner cavity of the drying furnace and the jacket. One end of the cyclone dust collector's air inlet communicates with the inner cavity of the drying furnace, and one end of the cyclone dust collector's air outlet communicates with the air inlet of the jacket. This livestock and poultry manure drying and treatment mechanism achieves highly efficient dehydration: by installing a unique stirring component inside the drying furnace, especially an inclined trowel, the fluid livestock and poultry manure can be continuously and evenly spread onto the inner wall of the drying furnace and scraped, greatly increasing the contact area between the manure and hot air, accelerating the evaporation rate of moisture, and achieving rapid dehydration. Compared with traditional treatment methods, the dehydration efficiency is significantly improved.

The invention relates to the technical field of environmental protection equipment, in particular to a double-chamber lime kiln tail gas dust multi-stage synergistic trapping device which comprises a cyclone dust collector, a condensation dehumidification unit and a graded filtering unit which are sequentially connected through a pipeline. The condensation dehumidification unit comprises a condensation dehumidification box, a refrigeration coil arranged in a snake shape is arranged in the condensation dehumidification box in the horizontal transverse direction, and the water inlet end and the water outlet end of the refrigeration coil penetrate through the side wall of the condensation dehumidification box and extend to the outer side; the graded filtering unit comprises a filtering box, a first filtering net, a second filtering net, a third filtering net and a fourth filtering net are transversely and sequentially arranged in the filtering box in the tail gas flowing direction, and a gas outlet pipe is arranged at the position, close to the fourth filtering net, of the filtering box; the problems of hardening, corrosion and the like of the filter bag caused by high humidity are solved, the stable proceeding of the subsequent filtering process is ensured, the service life of a filtering part is prolonged, and the maintenance cost and the replacement frequency of equipment are reduced.

The invention relates to the technical field of dust treatment, and discloses a dust recovery device for a grinding miller, which comprises a recovery tank, an air inlet pipe, an exhaust pipe and a slag discharge pipe, the air inlet pipe and the exhaust pipe are communicated and mounted on the side wall of the recovery tank, the slag discharge pipe is mounted at the bottom of the recovery tank, a check valve is mounted on the slag discharge pipe, and the air inlet pipe is connected with a cyclone dust collector. The rotating disc is rotationally connected in the recycling tank, the partition plate is fixedly arranged on the recycling tank, the partition plate and the rotating disc are both located between the air inlet pipe and the exhaust pipe, the partition plate is located below the rotating disc, and a third rotating assembly used for driving the rotating disc to rotate is arranged on the recycling tank; by arranging the movable semicircular plate, a closed cylindrical space is formed during dust removal, a to-be-cleaned cloth bag is isolated from the surrounding environment, dust shaken off by pulse jet is limited in the closed space and directly falls into the bottom of a recovery tank through a round hole, and the risk that the dust suspends and diffuses in the box body and is adsorbed by an adjacent cloth bag is avoided; and secondary pollution is completely eradicated from the source.

The invention belongs to the technical field of converter gas treatment, and relates to a converter high-temperature vaporization flue boiler outlet gas treatment device, which comprises a first conveying pipeline, a second conveying pipeline, a cyclone dust collector and a tempering dust collector, an inlet of the first conveying pipeline is used for being connected with a coal gas outlet of a converter vaporization flue boiler, an outlet of the first conveying pipeline is connected with an inlet of the cyclone dust collector, an inlet of the second conveying pipeline is connected with an outlet of the cyclone dust collector, and an outlet of the second conveying pipeline is connected with an inlet of the tempering dust collector. An outlet of the tempering dust remover is connected with an electrostatic dust remover; the first conveying pipeline is provided with fire extinguishing equipment used for extinguishing sparks in the pipe section, and the second conveying pipeline is provided with at least one fire pipe evaporator arranged in the flowing direction of coal gas. The problem that the fire tube is blocked due to zinc liquid drops, high-temperature molten ash and the like condensed by zinc steam in the coal gas heat and mass recovery process through the fire tube evaporator is solved.

The present application aims to provide a fluidized bed, comprising: a cylinder, a centrifugal fan and a silo; the cylinder is a cylindrical container structure with a closed upper end and an open lower end; a baffle is arranged at the lower end of the cylinder, and the baffle has a first air port and a second air port; wherein the first air port is distributed close to the center of the baffle, and the second air port is distributed along the periphery of the baffle; the cylinder is connected with the upper end of the silo through the baffle; the centrifugal fan is located inside the cylinder and close to the upper end of the cylinder; an exhaust port is provided at the upper end of the cylinder; the lower end of the silo is connected with an air inlet; by using the centrifugal fan as a driving method and then arranging a baffle used in conjunction with the centrifugal fan, an internal and external spiral airflow can be formed in the cylinder, so that the dust can be naturally refluxed under the action of the internal and external spiral airflows, which can overcome the shortcomings of filtering dust removal and cyclone dust removal.

The invention discloses a wet-type and dry-type combined dust removal system of a rotary drilling machine and an operation method of the dust removal system, and relates to the technical field of mining machinery. Comprising a wet-type dust removal system and a dry-type dust removal system, wherein the wet-type dust removal system comprises a water tank with a heat preservation layer, a flow regulating valve, a one-way valve, a heat preservation water pipe, a quick exhaust valve, an air inlet pipe, a water return pipe, a second rubber pipe connector and a main air pipe; the dry dust removal system comprises a pulse valve body, a throttling device, a valve cover, a valve, a spring, a mechanical pulse controller, a cloth bag dust removal box, a cyclone dust collector, a small air bag and a blowing pipe. In the aspect of dust removal, a wet system and a dry system cooperate, an orifice settling box assists, efficient dust falling is achieved, the working environment is improved, and personnel health is protected; the device has good performance in terms of environmental adaptability, flow control, connection, cloth bag dust removal, accumulated dust treatment and system maintenance.

The invention discloses a novel carrier gas circulation dehumidification drying process system which comprises a carrier gas heater, a drying machine, a cyclone dust collector, a bag-type dust collector, a film dehumidifier, an adsorption dehumidifier and a regeneration heater, and the carrier gas heater is communicated with the drying machine; the top of the drying machine is sequentially connected with the cyclone dust collector and the bag-type dust collector; the bag-type dust collector is connected with the membrane dehumidifier; the membrane dehumidifier is connected with the adsorption dehumidifier; and the adsorption dehumidifier is connected with the regeneration heater. According to the novel carrier gas circulation dehumidification drying process system, the membrane dehumidifier and the adsorption dehumidifier are combined to remove humidity in circulation carrier gas, cooling is not needed in the dehumidification process, the energy utilization rate of the circulation carrier gas is increased to 85% or above, meanwhile, waste gas emission is reduced to 15% or below, more energy is saved, low carbon is achieved, and environment friendliness is achieved. The method can be widely applied to the carrier gas circulation drying field.

The utility model discloses an electrolytic bath pneumatic chute dust collector which comprises a dust collection main machine, the bottom of the dust collection main machine is fixedly connected with a moving assembly, the two sides of the dust collection main machine are fixedly connected with fixing shafts, the outer sides of the fixing shafts are movably connected with moving handrails, and the front face of the dust collection main machine is fixedly connected with a control mechanism. The top of the dust collection main machine is fixedly connected with a connecting flange, the top of the connecting flange is fixedly connected with a telescopic hose, one end of the telescopic hose is fixedly connected with an operation assembly, the back of the dust collection main machine is fixedly connected with a dismounting plate, and an exhaust hole is formed in the position, away from the lower portion of the dismounting plate, of the back of the dust collection main machine. The top of each mounting plate is fixedly connected with a negative pressure generator, a main cyclone dust collector and an auxiliary cyclone dust collector, the device is simple in structure and convenient to mount, materials such as aluminum oxide in an electrolytic workshop can be efficiently recycled, the dust control problem is solved, and secondary pollution caused by dust disturbance is avoided.

The utility model belongs to the field of blast furnace equipment, and relates to a blast furnace gas heating system which comprises a valve of a blast furnace gas pipeline, a cyclone dust collector, a flowmeter, a thermometer, a valve of a flue gas pipeline and a heat exchanger, and a heating gas source is taken from flue gas of a hot blast stove. The system is arranged between a blast furnace gravity dust collector and dry dust collection and serves as a bypass of a normal gas pipeline. When the blast furnace gas is low in temperature and needs to be heated, the flue gas adjusting valve on the hot blast stove flue gas pipeline is opened, high-temperature hot blast stove flue gas enters the heat exchanger, meanwhile, the gas adjusting valve on the heating system pipeline is opened, and the blast furnace gas flows through the heated heat exchanger after passing through the cyclone dust collector, so that the blast furnace gas is heated and then flows to the dry dedusting system. Heated hot-blast stove smoke flows back to the hot-blast stove waste gas pipeline and is discharged through a chimney. Blast furnace gas is heated through hot blast stove flue gas, low-temperature gas is prevented from directly entering a dry-method system, cloth bag hardening is prevented, normal work of the dry-method system is ensured, and the operation stability of a blast furnace system is improved.

The utility model belongs to hot -blast circulating device technical field discloses hot -blast circulating device. This hot -blast circulating device includes heater, circulating fan, first air pipe, second air pipe, cylinder, third air pipe, cyclone dust collector and fourth air pipe, and the air outlet of heater is communicated with the first end of first air pipe, and can output heating air, the second end of first air pipe is communicated with the air inlet of circulating fan, the first end of second air pipe is communicated with the air outlet of circulating fan, the material of waiting for heating can be placed in the cylinder, the air inlet of cylinder is communicated with the second end of second air pipe, the air outlet of cylinder is communicated with the first end of third air pipe, the second end of third air pipe is communicated with the air inlet of cyclone dust collector, and cyclone dust collector is configured as removing the sundries in the third air pipe, and the both ends of fourth air pipe are communicated with the air outlet of cyclone dust collector and the air inlet of circulating fan, this hot -blast circulating device avoids sundries to adhere to heater, and heating air circulation is unobstructed, reduces cleaning workload.

The invention discloses photovoltaic new energy straw mulching film garbage combustion environment-friendly equipment which comprises combustion equipment, a dust collection cover, a cyclone dust collector, a chimney and a photovoltaic panel. The dust collection cover is integrally mounted at the upper end of the combustion equipment, a smoke outlet pipe at the upper end of the dust collection cover is communicated with the induced draft fan and is communicated with the cyclone dust collector through the induced draft fan, and the cyclone dust collector is communicated with the chimney; the photovoltaic panel is connected with a corresponding photovoltaic power generation system to realize photovoltaic power supply for the combustion environment-friendly equipment; a combustion cavity in which a large amount of air participates twice is formed in the combustion equipment. When the equipment works, straw and mulching film garbage are fed from the material inlet and ignited, sufficient air blown in by the air blower participates in and is combusted for the first time on the lower layer of the combustion equipment, and gas which is not fully combusted is fully combusted again on the upper layer of the combustion equipment; through two times of combustion in which a large amount of air participates, toxic and harmful smoke dust generated by combustion treatment of straw and mulching film garbage can be completely reacted into nontoxic and harmless smoke dust basically.

The application discloses a tail gas purification equipment for a cremator, which comprises the cremator provided with a flue gas pipe, a processor comprising a shell, a desulfurization and deacidification device, a dust removal device, a backflushing device and a sealing device, wherein the shell comprises a dust collecting hopper and a cavity, the inside of the cavity is provided with a treatment zone, a transition zone and a flue gas discharging zone; the desulfurization and deacidification device comprises a plurality of reaction plates; the dust removal device comprises a plurality of ceramic filter elements provided with a filter part and an exhaust part communicated with the filter part; the backflushing device comprises a gas pocket provided with a gas inlet end and a pulse valve; and the sealing device comprises a sealing cylinder and a sealing plate. Compared with the prior art, the tail gas purification equipment of the application omits the heat exchanger, the spark intercepting device and the double cyclone dust collector in the traditional process, and significantly reduces the labor cost, material cost, transportation cost and installation cost.

The utility model relates to the technical field of agricultural machinery equipment, in particular to a compound cleaning machine which comprises a machine frame, an elevator, a cyclone dust collector, a first screening machine, a vibrating feeder and a second screening machine are sequentially installed on the machine frame from front to back, and a power motor and an axial flow fan are installed on the machine frame and located below the vibrating feeder. The elevator, the cyclone dust collector, the first screening machine, the vibrating feeder and the second screening machine are integrated on the same rack, so that a complete multi-stage grain selection production line is formed, and the automation degree and the overall efficiency of grain selection are effectively improved; by arranging the cyclone dust collector, light impurities in the grains are effectively removed, and the screening precision of the subsequent screening machine is improved; the power motor simultaneously drives the feeder power shaft and the fan power shaft through the belt transmission system so as to drive the cyclone dust collector, the vibrating feeder and the axial flow fan, so that efficient utilization of energy and compact layout of equipment are realized.

The invention discloses a heat exchange and dust removal integrated cyclone dust removal device which comprises a shell, a spiral pipe is arranged on the outer wall of the shell, a dusty gas inlet is formed in the upper portion of the shell and located above the spiral pipe, a purified gas outlet is formed in the top of the shell, a water tank is arranged on the outer wall of the purified gas outlet, and a plurality of heat pipes are arranged in the water tank. An ash discharge port is formed in the bottom of the shell. A heat exchange function is integrated in the cyclone dust removal device, high-temperature dust-containing gas enters the shell to achieve solid-gas separation, meanwhile, the high-temperature gas flows in the shell at a high speed, heat is concentrated towards the pipe wall under high-speed spiral motion, then heat exchange is conducted through the pipe wall and a heat exchange medium of the spiral pipe, a fluid flowing boundary layer is effectively thinned, and the heat exchange efficiency is improved. The heat resistance is reduced, the heat exchange efficiency is improved, and the problem of waste heat loss caused by separate treatment is avoided. And the heat of the smoke can be transferred into the water tank through the heat pipe, so that the heat exchange efficiency is further improved, and the waste of the heat is avoided.

The utility model relates to a vertical fluidized bed furnace with more sufficient combustion, which is characterized by comprising a feeding machine and a vertical combustion furnace, the discharge end of the feeding machine is provided with a first conveying belt, the discharge end of the first conveying belt is provided with a lifting conveying belt, the discharge end of the lifting conveying belt is provided with a roller screen, the discharge end of the roller screen is provided with a lifting machine, and the discharge end of the lifting conveying belt is provided with a second conveying belt. The discharging end of the elevator is provided with a transfer bin, the discharging end of the transfer bin is connected with a feeding port of the vertical combustion furnace, the bottom of the vertical combustion furnace is connected with a centrifugal fan, the top of the vertical combustion furnace is connected with a cyclone dust collector, and the discharging end of the cyclone dust collector is connected with a drying tower. The combustion main furnace is arranged to be of a vertical structure, rotating airflow is added to the bottom of the combustion main furnace, large-particle coal particles are blown up to be combusted repeatedly, and the coal particles are combusted more sufficiently.

This invention discloses a wet multi-stage cyclone dust collector, comprising a primary volute and a secondary volute connected vertically, with a partition between them. The primary volute's sidewall is connected to an inlet chamber, and its bottom is connected to a dust hopper. A water pipe and a fish-scale atomizing plate are installed in the inlet chamber. A primary separation cylinder is vertically installed inside the primary volute, passing through the partition and connecting to the secondary volute. The dust-laden airflow enters the secondary volute through the primary separation cylinder, achieving the first separation of water vapor and dust particles from the airflow. A secondary separation cylinder is horizontally installed inside the secondary volute, with one end positioned at the tail of the secondary volute and the other end connected to a centrifugal fan. Under centrifugal force, water vapor and dust particles are separated from the airflow a second time, and the final airflow is discharged from the centrifugal fan in compliance with emission standards. This invention realizes the application of wet methods in cyclone dust collectors, improving the dust removal efficiency of cyclone dust collectors, enhancing the ability to treat dust particles with a diameter below 10μm, while solving the problem of large size in multi-stage cyclone dust collectors, increasing equipment adaptability, and extending service life.

The assembled cyclone dust collector comprises a hollow cyclone section, a conical section and a cylindrical section which are sequentially connected from top to bottom, the cyclone section, the conical section and the cylindrical section are coaxial; the cyclone section is cylindrical, a sealing plate is connected to the top surface of the cyclone section, an opening is formed in the sealing plate, an exhaust pipe penetrates into the opening, and the exhaust pipe and the cyclone section are coaxial; a rectangular air inlet is formed in the side face of the upper portion of the cyclone section and connected with an air inlet pipe, and an outer side plate of the air inlet pipe is tangent to the side wall of the cyclone section. The cylindrical section forms a base of the cyclone dust collector, and a foundation embedded part is connected below the cylindrical section; the interior of the hollow cylindrical section also serves as an ash hopper of the cyclone dust collector, and an openable and closable ash removal opening is formed in the side surface of the cylindrical section; the cyclone section, the conical section, the cylindrical section, the sealing plate, the air inlet pipe and the exhaust pipe are made of galvanized steel sheets; the cyclone section, the conical section and the cylindrical section and the parts among the cyclone section, the conical section and the cylindrical section are assembled structures; and the cyclone section, the conical section and the cylindrical section are respectively formed by assembling a plurality of single plates.

The utility model provides a deep purification system for waste gas containing tobacco shred particles in a rolling and packaging dust removal room, which comprises a cyclone dust collector, a first centrifugal purification device and a second centrifugal purification device which are used for purifying the waste gas step by step, each of the first centrifugal purification device and the second centrifugal purification device comprises a water throwing nozzle for atomizing a liquid medium and a centrifugal impeller for gas-liquid separation, and the first centrifugal purification device is used for mixing waste gas with the atomized water medium and then performing gas-liquid separation to remove particles; and the second centrifugal purification device is used for mixing the waste gas with the atomized odor removal medium and then carrying out gas-liquid separation to remove odor. By means of the cyclone dust collector, the first centrifugal purification device and the second centrifugal purification device which are used for purifying waste gas step by step, step-by-step purification of particulate matter / dust and peculiar smell molecular substances in the waste gas is achieved, the waste gas can be efficiently purified, peculiar smell removing media can be saved, and the separated substances can be effectively classified and recycled.

The invention provides a shot blasting machine and sand blasting machine grading dust removal anti-explosion cooperative control method dynamically adaptive to working conditions. According to the method, working condition parameters such as material hardness and loading capacity of a workpiece are collected in real time, a mapping model is established, and parameters such as the air inlet angle of a cyclone dust collector and the atomization pressure of a Venturi wet dust collector of the grading dust removal system are dynamically adjusted. And after graded dust removal, explosion-proof cooperative control is realized through a sensor arranged at the air inlet end of the Venturi dust remover, and two-stage control logic is executed. Meanwhile, the air volume transmitter is used for dynamically distributing the air volume of multiple devices, and the air speed and negative pressure are stable. In addition, a parameter self-correction mechanism is provided. According to the method, the working condition adaptability is deeply optimized, and the dust removal efficiency and energy consumption are balanced; a dedusting-explosion-proof collaborative closed loop is realized, and the safety risk is reduced; the multi-device cooperation efficiency is improved, and the operation and maintenance cost is reduced; and the system stability is continuously optimized, and the problem of dust treatment in combined operation of the shot blasting machine and the sand blasting machine in the prior art is effectively solved.

The remote control crawler-type road cutting machine with the dustproof effect comprises a road cutting machine body and a dustproof vehicle, lifting arms are arranged on the front side of the road cutting machine body, a cutting groove is formed between the lifting arms, a first dust suction opening is formed in the top of the cutting groove, a cyclone dust collector is fixedly arranged on the dustproof vehicle, and a second dust suction opening is formed in the lower portion of the cyclone dust collector. The second dust suction port is connected with the first dust suction port through a pipeline, and a first air compressor is arranged on one side of the dustproof vehicle and connected with the first dust suction port. According to the dust-proof road cutting machine, the road cutting machine is matched with the dust-proof vehicle to work together, the effective dust-proof function is achieved, dust generated during cutting of the cutting blade is covered with the cutting groove and prevented from overflowing and drifting away, the dust is sucked into the cyclone dust collector from the cutting groove through the first air compressor, the dust is removed through the cyclone dust collector, and practicability is high; the cyclone dust collector can be matched with the road cutting machine for long-time long-distance operation; the dust removal device is novel in structure, good in dust removal effect and suitable for popularization.

The invention discloses a real-time ash discharge wear-resistant cyclone separator which comprises a cyclone cylinder, a guide blade and an air guide pipe, and a plurality of ash discharge through grooves are formed in the cylinder wall of the cyclone cylinder. The invention further discloses a cyclone separator comprising a plurality of the abrasion-resistant cyclone separators capable of discharging ash in real time. Abrasion of the cyclone barrel can be reduced, and the service life of the cyclone barrel can be prolonged.