500 results about "Whirlwind" patented technology

The invention discloses a chargeable hand-held vacuum aspirator, which is characterized by the following: possessing mounting or dismounting dust cup section; setting the dust cup as two parallel cyclones and two collecting dust chamber; connecting the collecting dust chamber to the cyclone body; using smaller cyclone because of two parallel cyclones; realizing better dust separating property; setting the cyclone body without filter and collecting dust chamber; increasing cyclone action efficiency with the two parallel cyclones; needing very simple filter; protecting blade wheel in the aspirator. This invention does not appear gradually clogging situation.

A cyclone dust-separating apparatus including a cyclone body having a cyclone chamber and a dirt-collecting chamber enclosing an outer circumference of the cyclone chamber, an upper cover disposed on an upper end of the cyclone body to form a connection passage between the cyclone chamber and the dirt-collecting chamber, and a backflow prevention protrusion formed on an inner wall of the upper cover, for preventing dirt collected in the dirt-collecting chamber from flowing back to the cyclone chamber.

Disclosed is a cyclone dust collection apparatus. The cyclone apparatus comprises a cyclone body having a first cyclone section and a plurality of cyclone cones arranged around a lower part of the first cyclone, each cyclone cone having a conical shape whose diameter is reduced as approaching the top end thereof; a top cover joined to the top end of the cyclone body and formed with a helical air inflow duct for introducing ambient air into the first cyclone section; an inflow / outflow guide cover joined to the lower end of the cyclone body so as to communicate the first cyclone section and the plurality of cyclone cones; and a discharge cover joined to the lower part of the inflow / outflow guide cover so as to collect the air discharged through the inflow / outflow guide cover and discharge the collected air to the outside of the cyclone dust collection apparatus.

An apparatus to perform a process to remove water and minerals from a bitumen froth output of a oil sands hot water extraction process comprises: (i) a cyclone body having an elongated conical inner surface defining a cyclone cavity extending from an upper inlet region with a diameter DC to a lower apex outlet with a diameter DU; (ii) an inlet means forming an inlet channel extending into the upper inlet region of the cyclone cavity; and (iii) a vortex finder forming an overflow outlet of a diameter (DO) extending into the upper inlet region of the cyclone cavity toward the lower apex outlet and having a lower end extending an excursion distance below the inlet channel; wherein a fluid composition entering the inlet channel into the cyclone cavity is urged by force of gravity and velocity pressure downward toward the lower apex and variations in density of the constituent components of the fluid composition cause the lighter component materials to be directed toward the overflow outlet of the vortex finder.

A latching mechanism for the dust cup assembly on a bottom exit cyclone-separator vacuum cleaner, including a non-rotating annular seal member supporting the dust cup assembly above a discharge outlet, and a U-shaped slide lock member movable in and out underneath the dust cup assembly to raise and lower the seal member, thus raising and lower the dust cup assembly into and out of engagement with a cyclone separator chamber.

The invention discloses a multi-staged cyclone separating device, which consists of one-grade upstream cyclone separator and two-grade downstream cyclone separator, wherein the inlet hole is set on the one-grade cyclone separator; the bottom of one-grade cyclone separator is one-grade dust-collecting chamber; the bottom of two-grade cyclone separator is two-grade dust-collecting chamber; the hole of one-grade and two-grade dust-collecting chambers possess bottom lids of one-grade and two-grade dust barrel; when the dust is collecting, the dust barrel bottom lid closes and vice versa; the bottom lids of one-grade and two-grade barrels are opened individually to pour ash, which opens lids of one-grade dust bottom and two-grade dust bottom sequently.

An air-guiding assembly for reducing the wind drag is provided at a tail end of a vehicle body and has a hollow frame. The frame is constituted of a plurality of air-guiding plates. These air-guiding plates are each formed into a curved shape. An airflow path is formed between the air-guiding plates. The front end surface of the frame is formed with an intake port, and the rear end surface thereof is formed with an exhaust port. The intake port and the exhaust port are in fluid communication with the airflow path. The area of the intake port is larger than that of the exhaust port, so that the exhaust port acts as a nozzle. When the airflow generated in driving is compulsively guided into the intake port of the frame to pass through the airflow path and then is guided out via the exhaust port, an invisible wind wall is formed in the rear of the vehicle, thereby reducing a whirlwind region in the rear of the vehicle. Therefore, the airflow is smoother and thus the driving efficiency is improved.

A tailpipe of automotive vehicle comprises a front tube coupled to a muffler, the front tube including two flared ends and a neck having a plurality of apertures, a rear tube having a flared end, an outer venturi tube surrounded a rear portion of the front tube and the whole rear tube, the outer tube including a flared front end, a cylindrical section, an enlarged section, and a rear section having an inward extending rim at an opening thereof, and a plurality of twisted blades equally spaced apart around the rear tube and connected to the front, the rear, and the outer tubes, each blade having a plurality of apertures. Stream of exhaust from the muffler entering into the neck is divided into a number of components prior to forming whirlwind after leaving the tailpipe.

A multi-cyclone dust collector for a vacuum cleaner includes a first cyclone unit forcing contaminants-laden air to form an upwardly whirling air current so as to centrifugally separate contaminants from the contaminants-laden air, the first cyclone unit having an air communicating member; a second cyclone unit being disposed under the first cyclone unit, the second cyclone unit forcing partially cleaned air discharged through the air communicating member to be sucked into a lower portion of the second cyclone unit and to form a second upwardly whirling air current so as to centrifugally separate fine contaminants from the partially cleaned air, the second cyclone unit having a plurality of second cyclones; and a contaminants discharging member being disposed over the second cyclone unit inside the air communicating member for discharging the fine contaminants separated in the second cyclone unit to an upper side of the air communicating member.

The invention discloses an air fryer heated by a heat cycle formed by a cyclone, which comprises: a windshield, the windshield is open at the lower part, and has a small hole in the center of the upper part; a motor assembly, the motor assembly is installed on the The upper part of the windshield, and includes a motor transmission shaft, the motor transmission shaft passes through the small hole in the upper center of the windshield; an exhaust fan, the exhaust fan is installed in the windshield, and is connected to the windshield The motor transmission shafts are connected; the rotating air duct unit is installed in the windshield, and is located below the exhaust fan, and is connected and fixed with the windshield through a connecting column. The upper part of the channel unit is provided with a ventilation opening, and the lower part is open, wherein the rotating air channel unit can make the wind going vertically downward through the joint action of the exhaust fan and the windshield rotate and go downward at a certain angle, forming whirlwind. The air fryer heats through the cyclone to form a heat cycle so that the hot air can bake the food more evenly.

The invention discloses a preposing cyclone pre-dedusting SCR flue gas denitration technique. The flue gas extracted from a boiler economizer (12) primarily passes through a high temperature resistant cyclone separator (6), then passes through a flue gas current equalizer (7) and a static mixer (2) to unify the flow direction of the flue gas evenly; meanwhile, the flue gas after being mixed evenly with ammonia is preprocessed before reacting with a catalyst of an SCR reactor (3); finally, the flue gas is output after the temperature is reduced through an air preheater (4) and the flue gas is dedusted through an electrical precipitator (5). The invention reduces the volume of the catalyst and the SCR reactor, reduces the requirements of the support, eliminates an SCR bypass and greatly reduces engineering cost of the SCR; meanwhile, the invention also prolongs the service life of the catalyst and the cleaning period of the air preheater without installing a soot blower or prolonging the period of sootblowing.

A multi cyclone dust separating apparatus including a first cyclone and a second cyclone having a plurality of cyclones formed on an outer side of the first cyclone. The first cyclone includes a first cyclone chamber centrifugally separating dust from air, a chamber outer wall, a first inlet and a first outlet forming the first cyclone chamber. The second cyclone unit includes a plurality of cyclones arranged along an outer circumference of the first chamber outer wall, and having a second cyclone chamber centrifugally separating minute dusts from air drawn in from the first cyclone unit, a second chamber outer wall forming the second cyclone chamber, second inlet, and a second outlet. The second inlet of each second cyclone of the second cyclone unit is lower than the first inlet of the first cyclone unit and freely settable.

A cyclone dust-separating apparatus including a cyclone body having a cyclone chamber and a dirt-collecting chamber enclosing an outer circumference of the cyclone chamber, an upper cover disposed on an upper end of the cyclone body to form a connection passage between the cyclone chamber and the dirt-collecting chamber, and a backflow prevention protrusion formed on an inner wall of the upper cover, for preventing dirt collected in the dirt-collecting chamber from flowing back to the cyclone chamber.

The invention relates to a horizontal type circulating fluidized bed boiler with a horizontal cyclone separator, belonging to combustion equipment of inferior fuels such as inferior coal, solid waste, sludge or biomass and the like, and the horizontal type circulating fluidized bed boiler is particularly suitable for fluidized combustion of a biomass boiler with less ash content. The horizontal type circulating fluidized bed boiler consists of a main combustion chamber, a secondary combustion chamber, a burnout chamber and a tail gas flue, and a horizontal cyclone separator is arranged in the burnout chamber. The horizontal type circulating fluidized bed boiler in the invention changes a single-stage vertical circulating structure of a vertical circulating fluidized bed, can effectively reduce the height of a boiler and reduce the requirement for building height of a factory, meanwhile, the horizontal cyclone separator is integrated in the burnout chamber, the structure is more compact, thereby being beneficial to miniaturization of a circulating bed boiler and reducing the cost effectively. The horizontal type circulating fluidized bed boiler has all the advantages of a circulating fluidized bed and can combust fuels such as inferior coal, solid waste, municipal and industrial sludge, biomass and the like, has wide fuel adaptability and is high-efficiency combustion equipment with clean combustion, a compact structure and long service life.

A film crushing washing line comprises, in a working procedure order, a conveyer belt, a crusher for crushing a film conveyed by the conveyer belt, a cleaning machine for cleaning the film and detaching the film from impurities on the film, a washing rinsing machine for thoroughly separating the film from the impurities on the film, a dewaterer for dewatering the cleaned film, a drying system forfurther drying the dewatered film, and a whirlwind storage hopper for bagging. The drying system comprises a heater, a drying pipe, and a blower disposed between the heater and the drying pipe for allowing the film to enter the pipe. With the invention, not only bad production environment for original manual washing is got rid of and human-oriented enterprise idea is embodied; but also productionautomation is realized with greatly improved yield and increased factory benefits; and the recovery and the utilization of waste and old films reduce the dependence on petroleum and the pressure to the environment.

Disclosed is a cyclone dust collection apparatus. The cyclone apparatus comprises a cyclone body having a first cyclone section and a plurality of cyclone cones arranged around a lower part of the first cyclone, each cyclone cone having a conical shape whose diameter is reduced as approaching the top end thereof; a top cover joined to the top end of the cyclone body and formed with a helical air inflow duct for introducing ambient air into the first cyclone section; an inflow / outflow guide cover joined to the lower end of the cyclone body so as to communicate the first cyclone section and the plurality of cyclone cones; and a discharge cover joined to the lower part of the inflow / outflow guide cover so as to collect the air discharged through the inflow / outflow guide cover and discharge the collected air to the outside of the cyclone dust collection apparatus.

A multi-cyclone sediment filter having a sediment bowl with a hemispherical bottom and a sump for collecting sediment, a cylindrical cyclone housing disposed above and sealingly connected to the sediment bowl, a removable and replaceable cyclone cartridge inserted into the cyclone housing, a diffuser plate sealingly connected to the cyclone cartridge and cyclone housing, a fluid inlet for introducing fluid into the cyclone housing, and a fluid outlet for discharging fluid from the cyclone housing. The cyclone cartridge inserted in the cyclone housing includes a plurality of vertically disposed inverted cone-shaped fluid cyclones, each having a small opening at a lower end and larger opening at an upper end. The cartridge has a plurality of fluid flow paths that direct fluid to the cyclones where a vortex is induced in the moving fluid. As sediment is removed from the fluid in each cyclone, it is separated out and delivered down into the sediment bowl sump, while fluid is directed upwardly and out to the fluid outlet.

A compressor includes a deswirl assembly to improve aerodynamic coupling with the combustor. The assembly includes an annular housing and a plurality of vanes. The annular housing includes an inner and an outer annular wall disposed concentric to each other, and a flowpath defined therebetween. The plurality of vanes is disposed in the flowpath in a substantially annular pattern. Each vane has a leading edge, a trailing edge, a convex surface, and concave surface, and each of the convex and concave surfaces extends between the leading and trailing edges. Additionally, each vane extends between and is angled relative to the inner and the outer annular walls such that the concave surface faces the outer annular wall and the convex surface faces the inner annular wall. The vanes preferably have a uniform axial cross section for ease of manufacturing.

The invention discloses an air flow full-seal-type smoke exhaust hood. Outdoor air is respectively sent to a first air flow adjustment static pressure tank and a second air flow adjustment static pressure tank by a first air supply fan and a second air supply fan; after the air flow is mixed uniformly in the air flow adjustment static pressure tanks, the air flow is sent out by two side seam air outlets at the diagonal positions of the smoke exhaust hood and two bottom seam air outlets positioned at the bottom part of the air flow adjustment static pressure tanks, thus a full-seal-type air curtain is formed; oil and smoke pollutants are isolated completely from an operator, moreover, under the mixing effect of the shearing force of air supply along an adjustment baffle at the two side seam air outlets at the diagonal positions and the separating force of a smoke exhaust fan, artificial whirlwind is formed, thus the discharging efficiency of the pollutants is improved; and simultaneously, the air supply of the bottom seam air outlets at the bottom part of the air flow adjustment static pressure tanks supplies air required by the combustion of the fuel, thus the fuel is combusted fully, and the aims of energy conservation and emission reduction are achieved.

The invention relates to a dry inner-outer dual cycle fluidized bed desulphurization device and a method. The device comprises a flue gas intake mounted at the bottom of the inner cycle fluidized bed reaction tower, a desulfurizer nozzle, a diector nozzle and an air nozzle mounted at the bottom of inner wall; a cyclone is mounted between passing conduit for connecting the flue gas outlet and the dust collector conduit, the solid outlet of the cyclone is connect to a separating tank, of which the outlet on the top is connected to the inlet of the dust collector via the transport conduit, the cleanout door at the bottom of the dust collector is connected to the ash cellar, and the clear gas outlet of the dust collector is connected to the chimney. The flue gas with SO2 enter from the bottom of the thionizer, at the same time, powdery desulfurizer, air and water are sprayed form the bottom of the thionizer respectively, and they moves upwards together in the thionizer, when the SO2 reacts with desulfurizer to deprive the SO2 in the flue gas.

Systems and methods for separating contaminants in a contaminated airstream are described. In one embodiment, a contaminated airstream is received and a vortex is created that separates the contaminated airstream into a clean airstream used in the system and contaminants (e.g., debris and particles).

A cyclone dust collecting apparatus according to an embodiment of the present invention, comprises a housing centrifugally separating and collecting dust from drawn-in air and discharging cleaned air, a housing cover connected to an upper part of the housing, a discharge cover openably connected to a lower part of the housing, and a filter assembly. The housing includes an air inlet, a cyclone unit centrifugally separating dust from external air drawn in through the air inlet, an inflow guide pipe having a substantially curved shape and guiding the whole air drawn in through the air inlet to the cyclone unit, a dust collection unit formed at one side of the cyclone unit to collect the separated dust, and an air outlet where the dust-separated air is discharged.

The cyclonic barrel for dust collector includes barrel body with air inlet and guide tube inside the barrel body, and one dust separating chamber is formed between the guide tube and the barrel body and is provided with top cover and bottom cover. The guide tube includes inlet meshed cover, and upper skirt over the inlet meshed cover and with outer edge radially expanded to cover the periphery of the inlet meshed cover. Under the action of the upper skirt, the inside cyclonic airflow moves towards the inner wall of the barrel body to converge with the outside cyclonic airflow and the converted airflow further moves downwards to reach the aim of separating dust.

An upright vacuum cleaner includes an upright housing section and a nozzle section. A cyclonic airflow dirt and dust separating chamber is defined in said upright housing section. A suction source pulls air and entrained dirt, dust, and other contaminants through a main suction opening formed in the underside of the nozzle and into the cyclonic airflow chamber. The cyclonic airflow chamber causes the suction airstream to travel in a cyclonic path such that the entrained contaminants are separated therefrom and deposited into a dirt container that defines the chamber. A main filter element filters residual contaminants from the suction airstream between the chamber and the suction source. The main filter element is preferably made from high-density polyethylene porous filter media. A final filter assembly filters the suction airstream discharged by the suction source to ensure that the air discharged into the atmosphere is contaminant free, including those contaminants introduced into the airstream by the suction source itself.

The invention relates to a down-discharge cyclone gas-solid separator, which comprises inlet tube (1), divert rod (2), cylinder (3), discharge tube (4) and incline ash hopper (5). Wherein, said discharge tube is inserted into the cylinder for D0 length, while the inserted section has small hole (6) that distributed in triangle and at 5-10mm diameter; the area sum of all small holes are equal to the inlet area of discharge tube; the inner diameter of cylinder is D0, while the width of inlet is 0.22D0-0.35D0 and the height is 0.44D0-0.75D0; the diameters of divert rod and the discharge tube both are 0.5D0, while the distance between their tops is 0.5-1D0; the incline angle of incline ash hopper is 50-75degree; therefore, the flow file of diverter is more reasonable, to reduce the secondary transmission of fly ash, improve the separating efficiency and reduce the resistance. The invention can be used to separate the fly ash in the tail smoke of boiler, etc.

An upright vacuum cleaner. (A) includes an upright housing section (B) and a nozzle section (C). A cyclonic airflow dirt and dust separating chamber (54) is defined in said upright housing section. A suction source (E) pulls air and entrained dirt, dust, and other contaminants through a main suction opening (26) formed in the underside (24) of the nozzle and into the cyclonic airflow chamber (54). The cyclonic airflow chamber causes the suction airstream to travel in a cyclonic path such that the entrained contaminants are separated therefrom and deposited into a dirt container (52) that defines the chamber (54). A main filter element (K) filters residual contaminants from the suction airstream between the chamber and the suction source. The main filter element is preferably made from high-density polyethylene porous filter media. A final filter assembly (F) filters the suction airstream discharged by the suction source to ensure that the air discharged into the atmosphere is contaminant free, including those contaminants introduced into the airstream by the suction source itself.