CN209934999U - Impact type contact electrified atomization spray head - Google Patents

Abstract

The utility model discloses an impact type contact electrified atomizer, it has realized the problem of impact type atomizing atomizer head area static, has that the droplet particle diameter is little, deposition efficiency is high, ecological environment obtains the beneficial effect who improves, and its scheme is as follows: impact type contact electrified atomizer, including the part of intaking that is used for carrying liquid, the part of intaking links to each other with the shower nozzle portion, the water column that the shower nozzle portion extruded can be beaten on the striking somatic part that links to each other with the shower nozzle portion, be equipped with high-pressure conductive electrode on the striking somatic part, can be atomized in the twinkling of an eye under the effect of striking when the liquid medicine water column meets the striking body, simultaneously the striking also can contact high-pressure conductive electrode in the twinkling of an eye, the droplet that the striking formed like this can take electric charge, according to the charge repulsion principle, the secondary atomization is realized to the droplet. The spray head has the characteristics of reasonable structure, simple processing and assembly, low production cost, wide application range, stable atomization effect and relative difficulty in blockage.

Description

Impact type contact electrified atomization spray head

Technical Field

The utility model relates to a plant protection machinery, especially striking formula contact electrified atomizer.

Background

The impact type atomizing spray head is generally applied to measures of crop growth and pest control at present, and compared with a pneumatic type atomizing spray head, a hydraulic type atomizing spray head and a centrifugal type atomizing spray head, the impact type atomizing spray head is simpler in structure and lower in manufacturing cost; however, only a small part of the pesticide sprayed after the liquid medicine is atomized is attached to the surface of the plant crown, and most of the liquid medicine or the medicinal powder is scattered or flows to the ground. Although the amount of the sprayed pesticide liquid is large, the pesticide effect can be exerted rarely, and the continuous low pesticide effect does not play a role in preventing and treating plant diseases and insect pests, but causes the plant diseases and insect pests to have enhanced pesticide resistance, the difficulty in preventing and treating the plant diseases and insect pests is increased, and the vicious circle of plant protection operation is caused. Therefore, the utility model discloses striking formula contact electrified atomizer has extremely important meaning to reduce cost (manpower, pesticide, energy, time), improve prevention and cure effect, reduce the medicine and run off (run off in ground) and reduce environmental pollution.

Disclosure of Invention

In order to overcome the not enough of prior art, the utility model provides an impact type contact electrified atomizer utilizes the impact type to make the broken atomizing of liquid, makes the droplet electrified with the high-pressure conductive electrode contact instant, meanwhile, according to the impactor (high-pressure conductive electrode) in the different apertures of atomizing droplet diameter size demand selectable, can make electrified droplet deposition efficiency improve, the droplet drift scatters and disappears and reduces, ecological environment improves.

The charged atomizer of striking formula contact's concrete scheme as follows, and the charged atomizer of striking formula contact includes: a water inlet part for conveying liquid, the liquid being ejected from the head part; the impact body is arranged outside the spray head and is connected with the spray head part through an impact body base bracket; the impact body is provided with a high-voltage conductive electrode, and the high-voltage conductive electrode can charge liquid drops at the moment of contact with a liquid column extruded by the spray head part so as to realize secondary atomization.

In the whole spray head, the water inlet part conveys liquid to the spray head part and the liquid is sprayed out from the spray opening, the sprayed liquid is in a water column state, the water column impacts on the impact body, and the liquid is atomized under the impact force; the impact body is provided with a high-voltage conductive electrode which is connected with a high-voltage power supply, so that the impact atomized liquid drops are electrified at the impact moment, and the fog drops are mutually repelled under the same electric charge, thereby realizing secondary atomization.

Furthermore, the water inlet part is in threaded connection with the nozzle part, a polytetrafluoroethylene sealing gasket is assembled on the contact surface, and the size of the polytetrafluoroethylene gasket is increased in a liquid soaking environment, so that the sealing performance is improved.

Furthermore, the nozzle part of the nozzle part is funnel-shaped, and the transition section of the funnel shape and the straight pipe is subjected to fillet treatment, so that energy loss is reduced mainly in the flowing process of liquid.

Further, the impactor base support and the nozzle portion of the impactor portion are integrally machined, and the impactor base support is also made of an insulating non-metallic material.

Furthermore, the impact body base of the impact body part and the impact body base support are processed into a whole, and the impact body base is tapped with threads to facilitate installation of the high-voltage conductive electrode.

Furthermore, the high-voltage conductive electrode is made of red copper material and has strong conductive performance, and is connected with a high-voltage power supply; the inner hole of the high-voltage conductive electrode is provided with a hexagon socket, so that the replacement is convenient; the bottom of the inner hexagon is a plane or a curved surface.

In order to overcome the defects of the prior art, the utility model also provides a contact electrification device, and an impact type contact electrification atomizing spray head is adopted.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the utility model discloses liquid extrudes in the form of liquid column from the orifice, and the liquid column is beaten and is realized atomizing on the striking body, and in the twinkling of an eye of striking, the droplet contacts with high-pressure conductive electrode, makes the droplet electrified, realizes further materialization, more can adapt to crops and spray the operation, the application of pesticides is more even; (2) the utility model sets an assembly mode which is convenient to replace aiming at the problem that the high-voltage conductive electrode is damaged by the continuous impact of liquid; (3) the utility model discloses a droplet obtains the electric charge in spout department, and when the charged droplet reachd the plant, the plant surface induction goes out the polarity electric charge opposite with the electrode, then shifts to the plant surface with droplet opposite electric charge, and the electric charge the same with the droplet area shifts to the plant root, makes the droplet firmly attach to the plant surface according to the principle that opposite sex was inhaled mutually, and droplet deposition efficiency improves, droplet drift scatters and disappears and reduces, ecological environment improves.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a three-dimensional view of the impact contact type electrified atomization nozzle of the utility model.

Fig. 2 is a schematic view of the impact contact type electrified atomization nozzle.

Fig. 3 is a schematic view of the water inlet portion of the impact contact type electrified atomization nozzle.

Fig. 4 is a schematic view of the nozzle part and the impact part of the impact-type contact electrified atomization nozzle of the present invention.

Fig. 5 is a schematic view of the high-voltage conductive electrode of the impact contact type electrified atomizing nozzle of the present invention.

Fig. 6 is an electrification schematic diagram of the impact-type contact electrification atomizing nozzle of the present invention.

Fig. 7 is a schematic view of the pneumatic conveying process of the impact contact type electrified atomization nozzle.

Wherein: 1. the device comprises an impact body base, 2 an impact body (high-voltage conductive electrode), 3 an impact body base support, 4 spray holes, 5 a funnel-shaped spray head body, 6 a four-fluoroplastic gasket, 7 a spray head main body part, 8 a water inlet part, 9 a lead, 10 an electrostatic generator, 11 a water tank, 12 a pump, 13 a throttle valve, 14 a pressure gauge, 15 a flow meter, 16 fan blades, 17 a liquid conveying pipe, 18 an axial flow air duct, 19 an impact type contact electrified atomization spray head, 20 fog drops, 21 plants, 22 soil, 23 a frequency converter.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As described in the background of the invention, the prior art is deficient in that the present application proposes an impact contact charged atomizer head in order to solve the above-mentioned technical problems.

In an exemplary embodiment of the present application, as shown in fig. 1-3, the impact contact type electric atomizer comprises a water inlet portion 8 for delivering liquid, a main body portion 7, a funnel-shaped head body 5, a nozzle hole 4, a ptfe gasket 6, an impact body base 1, a high voltage conductive electrode 2 mounted on the impact body base 1, and an impact body base support 3.

Fig. 6 is a schematic diagram of the impact contact type electrified atomizer of the present invention, wherein one end of the wire 9 is connected to one pole (positive or negative) of the electrostatic generator 10, and the other end is connected to the impact body (high voltage conductive electrode) 2; one end of another wire is connected with the other pole of the electrostatic generator 10, and the other end of the wire is grounded.

In the whole spray head, liquid is conveyed from the water inlet part 8 to the spray holes 4 of the spray head part, so that the liquid is extruded out from the spray holes 4 in a water column form, and the extruded water column is jetted on an impact body (a high-voltage conductive electrode) to break and atomize the water column so as to realize primary atomization; meanwhile, the droplets are charged at the moment of colliding with the collision body (high-voltage conductive electrode), so that secondary atomization is realized.

Wherein, in order to facilitate the replacement of the impact body (high-voltage conductive electrode), the impact body (high-voltage conductive electrode) is connected with the base of the spray head body through threads, and the inner hole is a hexagon socket. The reasons for replacement are mainly two reasons: firstly, the phenomenon of damage can appear in the impactor (high voltage conductive electrode) owing to the continuous striking under of liquid water column, and secondly, the atomizing in-process is required to different droplet sizes, and different diameter holes can be selected for adjustment.

Wherein, the material of the water inlet part 8 is tubular nonmetal, the water inlet section is connected with the water pipe through internal threads, and the upper half part of the water inlet part 8 is connected with the sprayer main body part 7 through threads.

The nozzle part consists of a nozzle main body part 7, a funnel-shaped nozzle body 5 and a nozzle hole 4, and is made of non-metal insulating materials. The main body part 7 of the spray head is connected with the water inlet part 8 through threads, and the PTFE gasket 6 mainly plays a role in sealing and leakage prevention at the contact part of the two parts.

The impactor part comprises an impactor base support 3, an impactor base 1 and an impactor (high-voltage conductive electrode) 2. The impact body base bracket 3 and the impact part are processed into a whole and made of non-metal insulating materials; the impactor base 1 and the impactor base bracket 3 are processed into a whole and are also made of non-metal insulating materials; the impact body (high-voltage conductive electrode) 2 is connected with the impact body base 1 through threads, an inner hexagonal hole is formed in an inner hole of the impact body (high-voltage conductive electrode) 2, and the bottom of the inner hexagonal hole is a plane or a curved surface.

Wherein, the impact body (high-voltage conductive electrode) 2 is connected with a high-voltage power supply through a lead to provide required contact high-voltage electricity for the spray head. Water columns in the nozzle are sprayed out from the fine spray holes 4 under the pressure of the high-pressure pump, water drops collide with the bottom surface of the impact body (high-voltage conductive electrode) 2 in a very short time to form secondary crushing, smaller atomized particles are achieved, and the atomized particles are in a hollow conical structure.

During spraying operation, pressure water is introduced into the water inlet part 8, the pressure water passes through the spray holes 4 on the spray head main body part 7, the pressure water is gathered into water columns with higher flow velocity under the convergence action of the caliber of the spray holes 4, the sprayed water columns directly impact the impact body (high-voltage conductive electrode) 2 on the impact body base 1, the water columns are impacted into fine fog, the fog drops contact the electric conductor during impact so as to charge the fog drops, and the fog drops are secondarily atomized according to the principle that the fog drops with the same type of electric charges are mutually repelled; then under the impact of the included angle between the impact body (high-voltage conductive electrode) 2 and the spray hole 4, the atomization degree and the atomization radius are further enlarged. Impact atomization has simple structure, low in manufacturing cost is honest and clean, the atomizing is stable, the liquid medium wide range of atomizing, the difficult advantage that blocks up of shower nozzle, and contact electrification possess compare the charged effect of modes such as induction charging, corona electrification the splendid effect, and the combination of the two makes the electrostatic atomization effect obtain the promotion.

Because the motion of the impacted fogdrops is in an irregular state, in order to solve the problem of the disordered motion state of the fogdrops, wind power conveying is added as the assistance of the impact type contact electrified atomizing nozzle on the basis of realizing atomization. The air flow generated by the fan is utilized to further atomize the fog drops and convey the fog drops to the target, the air flow carrying fine fog drops drives the blades to turn, disturbance among leaves is increased to a certain degree, the front and back surfaces of the blades can be used for applying the pesticide, the penetrating power of the fog drops and the coverage rate of the pesticide liquid are improved, and the pesticide application effect is improved. As shown in fig. 7, a hydraulic pump 12 draws liquid from a water tank 11 and delivers the liquid through a liquid delivery pipe 17 to an impact contact electrified atomization nozzle 19 through a throttle valve 13, a pressure gauge 14 and a flow meter 15; the fan blade 16 is controlled by a frequency converter 23 to generate wind power, and the wind power provides conveying force for the fog drops 20 generated by the impact type contact electrified atomizing spray nozzle 19 through the axial flow wind barrel 18, so that the fog drops 20 obtain a certain initial speed; the electrostatic generator 10 connects the generated high voltage with the impact type contact electrified atomizing nozzle 19 through the lead 9, so that the fog drops 20 are electrified, the conveying distance of the electrified fog drops 20 is greatly increased under the action of wind force, and the disordered state of the fog drops 20 is also avoided.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (8)

1. Impact type contact electrified atomizer, its characterized in that includes: a water inlet part for conveying liquid, the liquid being ejected from the head part; the impact body is arranged outside the spray head, the impact body part is connected with the spray head part through an impact body base support, a high-voltage conductive electrode is arranged in the impact body, and the high-voltage conductive electrode can charge liquid drops at the moment of contact with a liquid column extruded by the spray head part so as to realize secondary atomization.

2. The impingement contact electrostatic atomizer of claim 1 wherein said water inlet portion is formed from an insulative, non-metallic tubular material, with an external thread on the upper portion and an internal thread on the lower portion.

3. The impingement contact charged atomizing spray head of claim 1, wherein said spray head portion is an insulative, non-metallic material; the part close to the water jet is made into a funnel shape, and the lower half part is provided with internal threads.

4. The impact contact charged atomizing nozzle of claim 1, wherein said water inlet portion is threadedly engaged with said nozzle portion, and a teflon gasket is provided at the engagement portion, said teflon gasket serving to seal said connection member against leakage.

5. The impinging contact charged atomizing spray head of claim 1 wherein said impactor portion and impactor base support are non-metallic materials; the impact body part, the impact body bracket and the nozzle head part are injected and molded together, and an internal thread is tapped on the impact body base.

6. The impinging contact charged atomizing spray head of claim 1 wherein said impinger high voltage conductive electrode is a red copper material; external threads are tapped on the cylindrical curved surface of the high-voltage conductive electrode of the impact body, and a hexagon socket is arranged on the bottom surface of the cylindrical curved surface.

7. The impact contact charged atomizing spray head of claim 5, wherein said impact body base is threadably connected to said high voltage conductive electrode.

8. The impact type contact charged atomizing nozzle of claim 6, wherein the bottom surface is provided with an inner hexagonal hole to facilitate the replacement of the high-voltage conductive electrode, the high-voltage conductive electrode is also an impact body, different inner hole apertures are selected according to the requirement of the droplet size, and the impact surface at the bottom of the inner hole is a plane or a curved surface.

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