Kochetov's swirl atomiser

IPC classes for russian patent Kochetov's swirl atomiser (RU 2532864):

F23D11/04 - the spraying action being obtained by centrifugal action

B05B1/26 - SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES (spray-mixers with nozzles B01F0005200000; processes for applying liquids or other fluent materials to surfaces by spraying B05D)

Another patents in same IPC classes:

Kochetov centrifugal atomiser with opposite swirl flows of vzp type / 2532168

Centrifugal atomiser with opposite swirl flows of the VZP type includes a housing with vortex chambers and a nozzle; the housing is made in the form of a connection pipe with a hole for liquid supply from the main pipeline and a cylindrical coaxial sleeve with an external thread, which is rigidly attached to it; in the above sleeve there in series located are conical and cylindrical cavities coaxial to the liquid supply hole, and coaxially to the housing, in its lower part, there connected is a nozzle made in the form of a two-stage centrifugal cylindrical swirler connected to an outlet conical chamber of the nozzle and separated from the liquid supply hole with a perforated partition wall fixed on the end surface of the swirler housing and facing to the liquid supply side; with that, the first stage of the swirler is located in its upper part and includes a cylindrical chamber, with a stock arranged coaxially in it, and with a screw plate fixed on it; besides, the stock is fixed in the centre of the perforated partition wall, and the second stage of the swirler is located coaxially to the first one and formed with the annular cylindrical chamber connected in series with the cylindrical chamber of the first stage of the swirler and equipped with tangential inlets for liquid supply through the cylindrical annular cavity formed with the swirler housing and the cylindrical cavity of the sleeve, and on the conical surface of the outlet conical chamber of the nozzle there is a screw thread with the flow swirling direction opposite to the direction of the two-stage centrifugal cylindrical swirler.

Kochetov's nozzle with perforated spraying disc / 2527812

Nozzle comprises a cylindrical casing with damper rigidly connected to the casing and coaxially located at the top part of the casing and having cylindrical hole for fluid supply connected to diffuser axiosymmetrical to the casing and damper, at the bottom part of the casing via, at least, three needles a sprayer is attached, which is located perpendicular to casing axis and made in a form of perforated disc, and in a cylindrical hole for fluid supply inn line to it the flow twisting element is located, which is fixed by lock washers and is made as a helical cylindrical spring, the coils of which have rectangular section, and the larger side of the rectangle is located perpendicularly to the hole axis.

Kochetov's swirl atomiser / 2527805

Swirl atomiser comprises housing with auger, located inline in the housing bottom, and located in the top of the housing the choke with a cylindrical hole for fluid supply, connected with a diffuser, axisymmetric to housing and choke, the auger is pressed-in into the housing with formation of the conical camera located above the auger inline with the diffuser and connected with it in series, and the auger is made solid, composed from rigidly connected and coaxial to each other two parts made as solids of revolutions: The top located in the housing, is made in the form cylinder, and the bottom protruding out of the face surface of the housing bottom is made in the form of cone, while on external surfaces of an auger the screw-shaped groove with right or left-hand thread is made, at least, singe, and the cone top is axisymmetrically connected with atomising disk, located perpendicularly to the housing axis and protruding out of the end surface of the housing bottom, and the surface of atomising disk protruding out of the end surface of the housing bottom, is made deflected towards the housing bottom and has on the peripheral part the radial cuts alternating with the solid part of the surface of the atomising disk.

Kochetov vortex nozzle / 2526471

Vortex nozzle comprises a body, a cover with a tap for feeding liquid featuring a central hole, a vortex chamber and an atomiser, a body being made in the form of a sleeve with an atomiser attached to a bottom thereof and with, at least, three through peripheral holes and one axisymmetric central hole provided in the bottom thereof, while the vortex chamber is arranged inside the body and is made in the form of an axisymmetric sleeve featuring a truncated-cone profile with a coarse-pitch screw thread provided at the sleeve inner surface, while its lower base is attached to the sleeve bottom surface and the upper base is arranged with its truncation on the surface of truncation in a central hole of a liquid-feeding tap. A cross-section of the central hole is divided by the sleeve into two passages for liquid flowing: the first passage from the tap to the sleeve, while the second passage from the tap to the sleeve external surface and inside the body. The atomiser consists of at least three tubes with the upper ends thereof connected rigidly to the body bottom axisymmetric to its peripheral holes, while the lower ends are rigidly linked with a kick plate featuring an axisymmetric central hole of truncated-cone profile with its upper base directed towards a body bottom side. The tubes have at least two rows of orifice holes, which axes are perpendicular to the axes of tubes and directed towards the axis of the central hole provided in the body bottom.

Swirl atomiser / 2514862

Swirl atomiser comprises case with swirling chamber and nozzle. Said case is composed of feed union with central bore and cylindrical sleeve with inner thread jointed and aligned therewith and expansion surface aligned with case. Note here the nozzle is screwed coaxially with case bottom barrel. Said nozzle represents a turned-up barrel with its bottom accommodating turbulent-flow swirler with at least two cylindrical inlets inclined to nozzle axis. Central cylindrical orifice is also made on nozzle end surface and communicated with nozzle mixing chamber communicated in its turn with diffuser outlet chamber. Said diffuser outlet chamber accommodates splitter composed of at least three spokes. Every said spoke has its one end secured to chamber outer surface perpendicular to its generatrix while opposite end is composed by the body of revolution, for example a ball. Ball axis is aligned with that of diffuser outlet chamber. Note also that said ball is located at lower part, behind the diffuser outlet chamber edge.

Air conditioner / 2509960

In an air conditioner containing a section of receiving heat-insulated valves, connection sections, the first heating section consisting of heating elements, valves and a bypass channel, the first recirculation section, a spraying chamber, in which injectors and drop catches are installed; besides, a filter tray is located under the spraying chamber, and after the spraying chamber there located is the second recirculation section and a section of filters, which is connected to the second heating section consisting of heating elements and connected to a ventilation unit; drop catchers are made in the form of a pack of partition walls, one of which is a baffle element with a through hole, and the other ones are perforated and have perforation coefficient of 0.5, and at least three rows of plates, which follow them and have an inclination from upper plane to the lower one, and in the cross section perpendicular to length - a wedge-shaped streamlined shape, and the housing is installed on elastic elements, and a suction branch pipe of the fan is connected to the housing by means of an elastic link; besides, the baffle element with the through hole of the pack of partition walls is installed in the pack at the last point, and ratio of its height "b" to height of the through hole "c" is at optimum interval of values: b/c=2…5, and a gap between the partition walls of the pack is 0.01…0.1 of their height.

Kochetov's rotary sprayer / 2499634

Invention relates to fluid sprayers and may be used in machine building, chemical and food industries. proposed sprayer comprises casing with auger inserted therein and fluid feed union. Said casing consists of two aligned cylindrical sleeves, i.e. larger-diameter and smaller-diameter sleeves. Note here that smaller-diameter sleeve houses auger fitted therein and aligned therewith and rigidly coupled with its inner surface. Note also that auger inner surface represents a helical groove while two rows of through holes concentric with circumferences are made there inside. Note that every row has at least three holes while holes diameters decrease from auger axis to peripheral holes. Larger-diameter sleeve houses union is aligned therewith and secured thereto by, for example, a threaded joint via gasket. Cylindrical bore is made inside said union changing into axially symmetric diffuser connected with cylindrical chamber composed by smaller-diameter sleeve inner surface and auger end surface. Rod is secured inside said auger with one end arranged flush with its end surface facing the union, while opposite free end has at least two discs perpendicular to rod axis arranged regularly over the disc rod length, diameters of said discs increasing towards rod free end.

Centrifugal wide-fan sprayer / 2497043

Sprayer comprises case with swirling chamber and nozzle insert. Note here that said case has inlet pipe with bore. It includes also inlet cylindrical chamber, swirling chamber aligned with inlet chamber and composed of cylindrical barrel, its side surface being provided with three tangential holes. Axe of said holes are located tangentially to swirling chamber, that is, there is a multichannel tangential inlet. Nozzle insert OD D₁ is arranged coaxially with swirling chamber. Three calibrated orifices are arranged aligned with swirling chamber cylindrical surface and with each other: taper orifice with bottom base diameter D, central cylindrical orifice with d₂ and outlet taper orifice with loser base diameter d₃ of truncated cone. Note here that diameter d₂ of central cylindrical orifice of nozzle insert equal that of truncated cone upper base and to that of upper base of outlet taper orifice truncated cone.

Vortex nozzle / 2489648

Vortex nozzle comprises a vessel with an auger, coaxially installed in the lower part of the body, and a socket piece arranged in the upper part of the vessel with a cylindrical hole for liquid supply connected with a diffuser, which is axisymmetric to the vessel and the socket piece, the auger is pressed into the vessel to form a conical chamber arranged above the auger, in alignment with the diffuser, and connected to it in series, besides, the auger is made as solid, and the outer surface of the auger represents at least a single-stage helical groove with the right or left thread. The end surface of the auger either matches with the end surface of the lower part of the vessel or protrudes beyond the end surface of the lower part of the vessel. The nozzle auger is made up of solid materials: tungsten carbide, ruby or sapphire.

Swirler with active sprayer / 2488038

Proposed swirler comprises case with auger fitted therein and fluid feed pipe. Note here that auger outer surface represents a helical groove. Threaded opening is made inside auger. Cylindrical bore is made inside the union extending in axisymmetric diffuser connected with cylindrical chamber. Said case consists of two aligned interconnected cylindrical larger- and smaller-diameters sleeves.Note also that said auger is arranged inside smaller-diameter sleeve, aligned therewith and inserted in its inner surface. Note that union is arranged inside larger-diameter sleeve , aligned therewith and screwed thereon via seal gasket. Cylindrical chamber is composed by smaller-diameter sleeve inner surface and auger end surface. At least, two inclined rods are secured to smaller-diameter sleeve end surface to support sprayers composed of, for example, vanes resting on thrusts secured perpendicular to rods. Note also that said rods are inclined from nozzle axis, i.e. along conical surface, surface vertex being directed toward larger-diameter sleeve.

Method of fire-fighting and device for its implementation / 2532812

Invention relates to the field of fire-fighting equipment, is designed for fire-fighting with automatic stationary or mobile units by fine spraying of fire-extinguishing liquid, and can be used on objects of equipment or munition demilitarisation. The device for fire-fighting consists of a cylinder with fire-extinguishing liquid, locking-trigger assembly for supplying fire-extinguishing liquid to the sprayers, fire alarms and power drive of the locking-trigger assembly. The fire-extinguishing liquid is in the cylinder under pressure of the compressed gas. The cylinder with the fire-extinguishing liquid has two flanges and is located vertically. The lower flange is attached to the cassette with liquid carbon dioxide, which has fluid communication with the cavity of the cylinder. On the other cylinder flange the intake of fire-extinguishing liquid in the form of a tube is secured. The inlet of the tube is situated near the lower flange of the cylinder. To prevent the liquid carbon dioxide enter into the intake its inlet is located in the cavity of the reflecting screen, made in the form of a cup. The cylinder and the cassette with liquid carbon dioxide are located in a thermostatic container. Displacement of the fire-extinguishing liquid is carried out under the constant pressure of carbon dioxide above the mirror of the liquid through the locking-trigger assembly mounted on the intake, into the distribution main pipe-line. At the outlet of the main pipe-line the multitiered chain of multi-nozzle heads is located with centrifugal nozzles. To start the unit in operation the locking-trigger assembly has a power drive, which is started in operation by the signals from the sensors of fire.

Deluge fire-extinguishing system / 2532806

In the deluge fire-extinguishing system consisting of a network of main and distribution pipelines, constantly filled with liquid extinguishing agent with the drenchers, it comprises a source of water supply, which is a water tank and a water intake system with a filter and a pump, two automatic water-feeders, and in the main feeding pipeline a signal turbine is mounted, and each of the drenchers comprises a hollow housing with a nozzle and the central core, and the housing is formed with a channel for supplying liquid and comprises a coaxial sleeve rigidly connected with it, with a nozzle fixed at its lower part, made in the form of a cylindrical two-step sleeve, the upper cylindrical step of which is connected through the threaded connection to the central core consisting of a cylindrical part and a conical funnel coaxial to it, mounted with an annular gap relative to the inner surface of the cylindrical sleeve, and the annular gap is connected with at least three radial channels made in a two-step sleeve connecting it to the annular cavity formed by the inner surface of the sleeve and the outer surface of the upper cylindrical step, and the annular cavity is connected to the channel of the housing for supplying liquid, and the conical funnel in its lower part is rigidly attached to a socket in the form of the end circular plate with at least seven radial lobes which are bent towards the annular gap between the nozzle and the funnel, and on the lateral surface of the funnel at least two rows of cylindrical orifices are made with axes lying in planes perpendicular to the axis of the funnel, and in each row there are at least three openings, and in the end circular plate there are at least three conical orifices with an angle at the cone apex lying in the range of up to from 45° to 90°, and on the inner surfaces of the cylindrical orifices formed on the lateral surface of the funnel, there are helical grooves.

Kochetov centrifugal atomiser with opposite swirl flows of vzp type / 2532168

Hydraulic pulse generator / 2531932

Invention relates to generators of fluid jet pulses and can be used at hydraulic cleaning of various materials. Hydraulic pulse generator comprises case with fluid feed pipes, cover with discharge nozzles, drive shaft disc-like clipper with circular cut-outs. Nozzle inner surface is provided with lengthwise ribbing with cross-section shaped to equal sectors of circle with central angle of 60 degrees with truncated vertices.

Improved nozzles for equipment intended for decoking by fluid jet / 2531395

Invention is related to equipment intended for tank decoking and may be used for treatment of oil and oil products. The equipment intended for decoking by fluid jets comprises a mechanism for delivery of decoking fluid, a nozzle unit, a cover, at least one cutting nozzle, at least one drilling nozzle and at least one deflector plate for selective orientation of fluid to one of the drilling and cutting nozzles. The fluid delivery mechanism is configured for receipt of pressurized fluid for decoking from the source. There's at least one pipeline for decoking fluid in the cover. The cutting nozzle is made so that selective fluid communication with the pipeline may be created. At least one cutting nozzle is protruded in lateral direction beyond the external dimension set by the cover. Beyond at least one cutting nozzle the major part is not protruded in lateral direction beyond the external dimension set by the cover. The drilling nozzle is made so that selective fluid communication with the pipeline may be created. At least one of cutting nozzles and one of drilling nozzles comprise an inner channel formed between the input and output. The inner channel sets curved conical shape, which is converged along the axial length from input towards output. Upon passage through the fluid flow the flow pattern of decoking fluid at the output from the cutting nozzle and drilling nozzle will be mainly coherent. Radius of the channel cross-section at the input, radius of the channel cross-section at the output and axial length are selected in order to minimize radial velocity and inhomogeneous axial velocity through the minimized axial length.

Shower head / 2531288

Invention relates to sanitary engineering devices, in particular - to shower heads for sanitary shower and is intended for usage, mainly, in domestic bathrooms for conductance of .hydromassage procedures and obtainment of water acupuncture effect on different regions of human body. In the shower head, each jet-forming net is designed in the form of a set of individual jet-forming nozzles of corresponding output diameter, the number of such jet-forming nozzles in the corresponding jet-forming net being from 1 to 61. The output diameter of the jet-forming nozzles of the jet-forming net is selected to be 0.6 - 2.8 mm. The height of the jet-forming nozzles of the jet-forming net is selected to be 15- 25 diameters of such jet-forming nozzles.

Hydraulic pulsator / 2531286

In hydraulic pulsator at the cover there is a row of discharge nozzles with idle gears rotating in opposite to each other thus creating pulsed fluid jets swirled along longitudinal axis with maximum impact energy developed in tangential direction, which are driven by a hydraulic motor through drive and intermediate gear.

Apparatus for purifying waste water / 2530123

Apparatus for purifying waste water comprises an aeration tank-clarifier 1 with pipes for inlet 3 of waste water and outlet 4 of clarified liquid and a bioreactor 9. The aeration tank-clarifier 1 is in the form of an open-top cylindrical vessel with a bottom 2, consisting of an aeration chamber 5 with a device for feeding compressed air and a clarification chamber 6. The bioreactor 9 is integrated with the aeration chamber and is a hollow cylinder mounted on legs 10, resting on the flat bottom 2 of the aeration tank-clarifier. Inside the bioreactor 9 there are layers of alternating tilted surfaces in the form of cups 11 with a hollow bottom and cones 12. The device for feeding compressed air is located under the lower layer of cups 11 and is in the form of a socket 8 with a porous ceramic ferrule. The clarification chamber 6 is located in the annular cavity of the aeration tank-clarifier and has in the lower part a self-contained air source. The purification mechanism, which is in form of annular tubes 15, is equipped with liquid sprayers.

Device for dispersing liquid / 2530117

Invention can be used in heat-power engineering, in a jet steam control unit; in water supply when removing ferrous iron; in aeration of household waste water or waste water of similar composition; in industrial air conditioning for moisture-saturation of treated air; in industrial recycling water supply systems equipped with coolers. The apparatus for dispersing liquid is further equipped with a collector ring (6) with a connection pipe (7). The collector ring (6) is placed on the outer surface of a mouthpiece (4). An annular vacuum area is formed by the outer surface of a confusor (2) and a nozzle (3), and also by the inner surface of the cylindrical mouthpiece (4). The mouthpiece (4) has a perforation (5) which links the annular vacuum area with the space of the collector ring. A vacuum is created by an external device connected by the connection pipe (7) to the ring collector (6). The upper section of the mouthpiece (4) rises above the upper section of nozzle (3), which provides a contact boundary for the liquid and the vacuum area.

Fluid supply device / 2529526

Invention refers to fluid supply, particularly in the form of drops, and can be used in pharmaceutics, e.g. for eye or ear drop supply. The fluid supply device comprises a supplied fluid storage container, a dispenser tip mounted on the container and provided with a support and a fluid distribution valve. The valve can be configured to block and to release a fluid by a reaction to the support. The device also comprises a flow reduction unit containing a fluid inclination retainer limiting a flow reduction canal. The flow reduction unit is a component separate from the support and valve. The support comprises a sealing portion, a carrying surface of the valve for blocking a fluid passage if configured to block. The sealing portion has a cylindrical container. A support surface is arranged on a distal end of the cylindrical container of the sealing portion. The valve comprises a substantially cylindrical container and a limiting a fluid flow canal with the cylindrical container; the canal is formed at an outlet of the flow reduction canal. A batch of two devices has one valve and one support of the same shape, and the flow reduction unit of various shapes.

Jet end piece for hydraulic sand jet perforator / 2247227

In end piece, flow conic slit-like channel of variable section is made screwed with rotation of longitudinal axis for angle 20-60°. Section at output is decreased in comparison to input in 1.5-3 times.

FIELD: process engineering.

SUBSTANCE: invention relates to fluid sprayers and may be used in machine building, chemical and food industries. Swirl atomiser comprises case with screw aligned in the case bottom section. Case top part union has cylindrical fluid feed hole. The latter communicates with diffuser axially symmetric with case and union. Screw is inserted into case to make cylindrical chamber above said screw and aligned with diffuser and communicated therewith. Solid screw outer surface is composed of two connected surfaces. One of said surfaces represents, at least, single-thread helical groove with LH or RH thread located inside said casing. Second surface is smooth and composed of the body of revolution connected in axial symmetry with sprayer disc arranged perpendicular to housing axis. Besides, it extends beyond the housing bottom. Both straight line and n-order curve may make a generating line of said surface. Sprayer disc surface extending beyond housing bottom end surface is bent towards housing bottom. It has radial cut-outs ate peripheral part to alternate with solid surface of sprayer disc.

EFFECT: higher efficiency of spraying.

2 dwg

The invention relates to the atomization of liquids and solutions.

The closest technical solution to the declared object is the nozzle on the patent of Russian Federation №2480295, F02C 7/24, comprising a housing with screw, coaxially located in the lower part of the housing, and located in the upper part of the body of the fitting with a cylindrical bore for the supply of fluid connected to the diffuser, the axisymmetric body and fitting (prototype).

A disadvantage of the known nozzle is relatively low degree of dispersion and the complexity of the design.

The technical result - improving the efficiency of atomization of the liquid.

This is achieved by the fact that in the vortex nozzle, comprising a housing with screw, coaxially located in the lower part of the housing, and located in the upper part of the body of the fitting with a cylindrical bore for the supply of fluid connected to the diffuser, the axisymmetric body and the fitting, the screw is pressed into the housing with the formation of the conical chamber located above the screw, the cone coaxially and connected with it consistently, and the screw is made solid, and the outer surface of the auger consists of two serial connected surfaces, one of which represents at least a single helical groove on the right or left cutting located inside the housing, and the which the surface is made smooth in the form of a body of rotation, asymmetrically connected with the spray disk, located perpendicular to the axis of the housing, and supports the end surface of the lower shell, and as the lines forming this surface may be either a straight line and a curve of n-th order, and the surface of the spray disk extending beyond the end surface of the lower shell made deflected towards the bottom of the housing and has a peripheral part of the radial cut-outs, striped with a solid part of the surface of the spray disk.

In Fig.1 shows a General view of the nozzle of Fig.2 is a variant of the nozzle is extended beyond the end of the body by a screw having two different outer surface.

The swirl nozzle (Fig.1) includes a housing 1 with a screw 7, coaxially located in the lower part of the housing, and located in the upper part of the body fitting 2 with a cylindrical bore 3 for the supply of fluid connected to the diffuser 4, axisymmetric body 1 and the nozzle 2. For a tight connection of the housing 1 with the fitting 2 is provided gasket 5. The screw 7 is pressed into the housing with the formation of the conical chamber 6 above the screw 7, the coaxial cone 4, which is connected with it consistently. The screw 7 is made solid, and the outer surface of the screw 7 represents two connected in series behavior of the displacement, one of them represents at least a single helical groove 8 on the left or right cuts and is located inside the housing 1, and the second surface 10 is made smooth in the form of a body of rotation, asymmetrically connected with the spray disk 11, which is located perpendicular to the axis of the housing, and supports the end surface of the lower shell, and as the lines forming this surface may be either a straight line and a curve of n-th order, for example spherical, elliptical, parabolic, and others (Fig.2). The screw 7 in this case can be fixed in the housing additionally by means of screws 9. Auger 7 nozzles are made of solid materials: tungsten carbide, ruby, sapphire.

The surface of the spray disk 11 extending beyond the end surface of the lower shell 1 made deflected towards the bottom of the housing and has a peripheral part of the radial openings (not shown), alternating with a solid part of the surface of the spray disk 11.

Vortex nozzle for atomization of liquids is as follows.

Liquid is supplied along the cylindrical hole 3 in the diffuser 4, and into the conical chamber 6, from which is supplied under pressure screw in the external cavity of the screw 7. The rotating fluid flow in an external screw Polo is ti auger forms a whirl, when this occurs, additional fragmentation of liquid droplets due to turbulence in the flow at the outlet and rotating fine stream exits the nozzle with a wide rotating torch spraying liquid (solution) and meets on its way to the surface of the spray disk 11, which has a peripheral part, deflected towards the bottom of the housing, a radial cut-outs, striped with solid part of the surface of the spray disk 11, which allows to increase the surface of the atomization fluid with simultaneous additional fragmentation of liquid droplets.

Vortex nozzle, comprising a housing with screw, coaxially located in the lower part of the housing, and located in the upper part of the body of the fitting with a cylindrical bore for the supply of fluid connected to the diffuser, the axisymmetric body and the fitting, the screw is pressed into the housing with the formation of the conical chamber located above the screw, the cone coaxially and connected with it consistently, and the screw is made solid, and the outer surface of the auger consists of two serial connected surfaces, one of which represents at least a single helical groove on the left or right cuts and is located inside the housing, and the second surface is made smooth in the form of a body of rotation about Asimmetrico United with the spray disk, located perpendicular to the axis of the housing, and supports the end surface of the lower shell, and as the lines forming this surface may be either a straight line and a curve of n-th order, characterized in that the surface of the spray disk extending beyond the end surface of the lower shell made deflected towards the bottom of the housing and has a peripheral part of the radial cut-outs, striped with solid part of the surface of the spray disk.