Centrifugal wide-flare sprayer

FIELD: machine building.

SUBSTANCE: centrifugal wide-flare sprayer comprises a casing with a vortex chamber and a sprayer insert, at that the casing is made with an inlet pipe having a hole, with an inlet cylindrical chamber coaxial to the pipe, a vortex chamber installed coaxially with the inlet chamber and made in the form of a cylindrical cup provided with at least three tangentially located holes on the side surface, their axes are tangential to the vortex chamber, i.e. there is a multi-channel tangential input; the sprayer insert with the outer diameter D1 is installed coaxially with the vortex chamber, inside the insert there are three calibrated holes located in series and coaxial to each other and to the cylindrical surface of the vortex chamber: a conical hole with the diameter D of the bottom base of truncated cone, a central cylindrical hole with the diameter d2 and an output conical hole with the diameter d3 of the bottom base of the truncated cone, at that diameter d2 of the central cylindrical hole of the sprayer insert is equal to the diameter of top base of the truncated cone of the conical hole and to the diameter of the top base of the truncated cone of the output conical hole. It is additionally equipped by a filter to clean water from mechanical impurities which is made as a ring and set coaxially to the cylindrical surface of the vortex chamber and adjoins its outer cylindrical surface without gaps closing the holes provided tangentially in the vortex chamber. The filter can be fastened by a yoke or the filter is made as a cup put-on on the outer surface of the vortex chamber without gaps.

EFFECT: higher efficiency of spraying.

2 dwg

 

The invention relates to the atomization of liquids, solutions.

The closest technical solution to the claimed object is a fuel injector according to the patent of Russian Federation №2497043, F02 7/24, comprising a housing with a chamber of the swirl nozzle and liner (prototype).

The disadvantage of this nozzle is that it does not provide a wide spray due to the insufficient degree of twist of the input fluid stream.

The technical result - improving the efficiency of spraying by increasing the spray.

This is achieved in that in shirokoekrannoi centrifugal nozzle, comprising a housing with a chamber of the swirl nozzle and the liner, wherein the housing is formed with an inlet nozzle having a hole coaxial with the inlet of the cylindrical chamber, the chamber turbulence, located coaxially relative to the input chamber and arranged in the form of a cylindrical Cup having a lateral surface, at least three tangentially spaced openings, the axes of which are arranged tangentially with respect to the camera swirls, i.e. multi tangential input, a coaxial chamber turbulence is the nozzle liner with an outer diameter of D1inside liner is made sequentially arranged and aligned with each other and the cylindrical surface of the camera swirling�I three calibrated holes: tapered bore diameter D of the lower base of the truncated cone, the Central cylindrical hole with a diameter of d2and output conical hole with a diameter of d3the lower base of the truncated cone, the diameter d2the Central cylindrical hole of the nozzle liner is equal to the diameter of the upper base of the truncated cone of the conical hole and the diameter of the upper base of the truncated cone of the output conical holes, it is additionally provided with filter water purification from mechanical impurities, which is made in the form of a ring and disposed coaxially of the cylindrical chamber surface turbulence and is contiguous with no gaps to its external cylindrical surface, overlapping tangentially positioned in the camera swirls hole, wherein the fastening of the filter can be carried out by means of a clamp or the filter is shaped as a Cup, wearing no gaps on the exterior surface of the camera swirls.

Fig.1 is a perspective view of the nozzle for the atomization of liquids, Fig.2 - cross section of the camera swirls on a tangential multichannel input.

Centrifugal shirokopalyj injection valve consists of a housing 1 with an inlet pipe 4 having a hole 3, coaxial with the input cylindrical chamber 9, the camera swirls 11 located coaxially relative to the input chamber 9 and is formed as a cylindrical with�akan 2, having a lateral surface, at least three tangentially spaced openings 10, the axes of which are arranged tangentially with respect to the camera swirls 2, i.e. there is mohogany tangential entry.

Coaxially to the chamber of the swirl nozzle 11 is the liner 5 with an outer diameter of D1made of hard materials such as tungsten carbide, ruby, sapphire. Inside liner is made sequentially arranged and aligned with each other and the cylindrical surface of the camera swirls 11 three calibrated holes: tapered bore 6, the diameter D of the lower base of the truncated cone, a Central cylindrical hole 7 with a diameter of d2and output conical hole 8 with a diameter of d3the lower base of the truncated cone. When the diameter d2the Central cylindrical hole 7 of the nozzle liner 5 is equal to the diameter of the upper base of the truncated cone tapered holes 6, and the diameter d2the Central cylindrical hole of the nozzle liner is equal to the diameter of the upper base of the truncated cone tapered holes 6 and the diameter of the upper base of the truncated cone of the output conical hole 8.

Inside liner 5 are sequentially arranged and aligned with each other and the cylindrical surface of the camera Xavi�rhenium three calibrated holes: tapered bore diameter D of the lower base of the truncated cone, the Central cylindrical hole 7 with a diameter of d2and output conical hole 8 with a diameter of d3the lower base of the truncated cone, the diameter d2the Central cylindrical hole of the nozzle liner is equal to the diameter of the upper base of the truncated cone tapered holes 6 and the diameter of the upper base of the truncated cone of the output conical hole 8.

For jets in the optimal mode provides the following ratio of its parameters:

the ratio of the diameter d3the output conical nozzle hole 8 of the liner 5 to the diameter d2the Central cylindrical hole 7 is in the optimal range of values: d3/d2=1,5÷2,5;

the ratio of the outside diameter D1the nozzle liner 5 to the diameter D of the lower base of the truncated cone tapered holes 6 of the insert 5 is in the optimal range of values: D1/D=1,2÷1,8.

The nozzle is further provided with a filter 12 water purification from mechanical impurities, which is made in the form of a ring (not shown) and disposed coaxially of the cylindrical chamber surface turbulence 11 and is contiguous with no gaps to its external cylindrical surface, overlapping tangentially positioned in the camera swirls 11 of the hole 10.

In this case, the fastening of the filter 12 is�confusion by means of a clamp (not shown) or the filter is shaped as a Cup, wearing no gaps on the exterior surface of the camera swirls 11.

Centrifugal shirokopalyj atomizer for atomization of liquids is as follows.

Liquid is supplied through the inlet opening 3, then passes the input cylindrical chamber 9 and flows through multichannel tangential to enter through the holes 10 in the camera swirls 11 made in the form of a cylindrical Cup 2. A rotating flow of fluid from the chamber swirls 11 passes through a calibrated tapered bore nozzle 6 of the insert 5, a Central cylindrical hole 7 and the output conical nozzle hole 8 of the liner 5, resulting in a torch atomized liquid, the root angle of which is determined by the magnitude of the angle at the apex of the cone output conical nozzle hole 8 of the liner 5.

The proposed design shirokoekrannoi nozzle with the diameter of the Central cylindrical hole 7 of 9 mm, for working pressures of the fluid 150...·250 kPa provides the opening angle of a water torch to 150° and preserves the stability of the torch when the fluid pressure before the nozzle 40 kPa and above, while the output of the nozzle depends on the fluid pressure at the inlet of the inlet.

Centrifugal shirokopalyj spray nozzle, comprising a housing with a chamber of the swirl nozzle and VC�Adis, the body is made from inlet pipe having a hole coaxial with the inlet of the cylindrical chamber, the chamber turbulence, located coaxially relative to the input chamber and arranged in the form of a cylindrical Cup having a lateral surface, at least three tangentially spaced openings, the axes of which are arranged tangentially with respect to the camera swirls, i.e. mohamadali tangential input and coaxial chamber turbulence is the nozzle liner with an outer diameter of D1inside liner is made sequentially arranged and aligned with each other and the cylindrical surface of the camera swirls three calibrated holes: tapered bore diameter D of the lower base of the truncated cone, a Central cylindrical hole with a diameter of d2and output conical hole with a diameter of d3the lower base of the truncated cone, the diameter d2the Central cylindrical hole of the nozzle liner is equal to the diameter of the upper base of the truncated cone of the conical hole and the diameter of the upper base of the truncated cone of the output conical holes, characterized in that it is additionally equipped with filter water purification from mechanical impurities, which is made in the form of a ring and is coaxi�flax cylindrical chamber surface turbulence and is contiguous with no gaps to its external cylindrical surface, overlapping tangentially positioned in the camera swirls hole, wherein the fastening of the filter can be carried out by means of a clamp or the filter is shaped as a Cup, wearing no gaps on the exterior surface of the camera swirls.



 

Same patents:

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Kochetov's drencher // 2543862

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FIELD: process engineering.

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2 dwg

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18 cl, 6 dwg

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3 dwg

Dropper-sprinkler // 2543171

FIELD: agriculture.

SUBSTANCE: dropper-sprinkler is mounted on a flexible irrigation pipeline using the clamps covering the irrigation pipeline, connected of two half-rings by the bolts. At the lower part of the clamp a threaded pipe is secured to mount the dropper housing, in which the water-conducting channels are made. In the inner cavity the guide piston is mounted, held by a compression spring and connected with a conical valve. The valve seat is connected to the inner cavity of the probe in the side walls of which the water-conducting channels are made. In the upper part of the clamp the threaded nozzle is attached for the sprinkler. In the nozzle the bearing washer is mounted with a calibration orifice for the ball valve located in the housing, mounted by thread in the threaded nozzle. The ball valve is fixed by a compression spring between the thrust and bearing washers. The housing in the upper part is made cylindrical and has the ribbed inner walls. On the cylindrical part of the housing the corrugated water-conducting pipeline is mounted, connected to the nozzle having the output windows and fixed to the deflector in the form of a paraboloid of revolution.

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1 dwg

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EFFECT: higher efficiency.

3 dwg

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