CN212439496U

CN212439496U - Electrostatic aerosol spray disinfection machine

Info

Publication number: CN212439496U
Application number: CN202021460967.5U
Authority: CN
Inventors: 李金钟
Original assignee: Qingdao Chanshan Environmental Protection Technology Co ltd
Current assignee: Qingdao Chanshan Environmental Protection Technology Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-02-02
Anticipated expiration: 2030-07-22

Abstract

The utility model provides an electrostatic aerosol spray disinfection machine, which belongs to the technical field of spray disinfection machines and comprises a shell and two spray head components, wherein the two shells are fixedly connected through bolts, a water tank is arranged inside the shell, a direct current fan is arranged on one side of the water tank, and a rubber sleeve is arranged on one side of the direct current fan; the shower nozzle subassembly includes radome fairing, shower nozzle cover, electrostatic spray head cover and static ring, the radome fairing passes through bolt and two casing fixed connection, simultaneously under this negative pressure, the air is inhaled electrostatic spray head from the rear end aperture of electrostatic spray head cover to the parcel aerosol liquid drop can make the spraying reduce and cover the lateral wall contact with electrostatic spray head, thereby has avoided the droplet to adsorb in electrostatic spray head cover inner wall and has leaded to the drip. Further causing short circuit of the high voltage electric field and losing the spray charging ability.

Description

Electrostatic aerosol spray disinfection machine

Technical Field

The utility model belongs to the technical field of the spray disinfection machine, particularly, relate to an electrostatic aerosol spray disinfection machine.

Background

The electrostatic spraying technology is characterized in that high-voltage static electricity is applied to establish an electrostatic field between a spray head and a spraying target, pesticide fluid is charged through different charging methods after being atomized by the spray head to form charged fog drops, then the fog drops move directionally and are adsorbed to each part of the target under the combined action of electrostatic field force and other external forces, good performances of high deposition efficiency, less fog drop drifting loss, ecological environment improvement and the like are achieved, and how to charge the fog drops is a more key problem.

In the prior art, there are three main methods for droplet charging: (1) a corona charging method; (2) a contact charging method; (3) the inductive charging method is characterized in that an inductive electrode is arranged outside a nozzle outlet, so that at the moment when liquid forms water mist at the nozzle outlet, the sprayed mist drops are charged with charges with opposite polarity to an external electric field according to an electrostatic induction principle, and the method is safer compared with the two methods.

SUMMERY OF THE UTILITY MODEL

In order to make up for above not enough, the utility model provides an electrostatic aerosol spraying sterilizing machine aims at solving current electrostatic spray because outside electric field has certain appeal to electrostatic spray, and the less droplet of partial kinetic energy can adsorb in electrostatic spray hood's inner wall, drips from the nozzle department, causes the problem of extravagant and to the pollution of environment.

The utility model discloses a realize like this:

an electrostatic aerosol spray sterilizer comprising:

the water tank is arranged in the shell, the direct current fan is arranged on one side of the water tank, and the rubber sleeve is arranged on one side of the direct current fan;

the spray head component comprises a fairing, a spray head sleeve, an electrostatic spray head sleeve and an electrostatic ring, wherein a fan pressing plate is arranged in the fairing, a high-voltage generator module is arranged on the right side of the fan pressing plate, a fixing sleeve is fixedly connected in the fairing, a butt joint nozzle is connected in the fixing sleeve through a hose, one end of the butt joint nozzle is communicated with the water tank through a connecting pipe, the spray head sleeve is in threaded connection with one end of the fairing, one end of the spray head sleeve is in threaded connection with the electrostatic spray head, an impeller is arranged in the electrostatic spray head, one side of the impeller is fixedly connected with a valve, a nozzle is arranged on the other side of the impeller, the other end of the butt joint nozzle is communicated with the input end of the valve through a connecting pipe, and the electrostatic spray head sleeve is in threaded, the electrostatic ring is arranged on the inner side of the electrostatic spray head cover.

In an embodiment of the present invention, a liquid feeding filter screen is disposed above the water tank.

In an embodiment of the present invention, two handles are formed on the upper surface of the housing.

In an embodiment of the present invention, two the base is fixedly connected between the shells, and is located at two lower surfaces of the shells.

In an embodiment of the present invention, a circuit sheath is disposed on one side of the housing.

In an embodiment of the present invention, the electrostatic spraying head cover has a plurality of air inlets formed on an outer surface thereof.

In an embodiment of the present invention, the inner side of the electrostatic ring is provided with an internal thread.

In an embodiment of the present invention, the valve, the nozzle, and the electrostatic ring are made of titanium.

In an embodiment of the present invention, the airflow inside the electrostatic nozzle cover is 360 ° rotational airflow or parallel airflow.

Compared with the prior art, the beneficial effects of the utility model are that: during the working process of the equipment, high-pressure airflow generated by the direct current fan is accelerated and released through a narrow part between the impeller and the nozzle, negative pressure is formed around the nozzle according to the Venturi effect, liquid in the water tank is pumped out under the action of the negative pressure and is shredded under the action of violent high-pressure vortex airflow at the nozzle, and fine mist aerosol is formed. Meanwhile, under the action of the negative pressure, air is sucked into the electrostatic nozzle from the small holes at the rear end of the electrostatic nozzle cover and wraps aerosol liquid drops, so that the spray is reduced to contact with the side wall of the electrostatic nozzle cover, and the phenomenon that the aerosol drops are adsorbed on the inner wall of the electrostatic nozzle cover to cause dripping is avoided. Further causing short circuit of the high voltage electric field and losing the spray charging ability.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a perspective view of an electrostatic aerosol spray sterilizer provided in an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of an electrostatic aerosol spray sterilizer provided in the embodiments of the present invention;

fig. 3 is an exploded view of a nozzle assembly of an electrostatic aerosol spray sterilizer provided by an embodiment of the present invention;

fig. 4 is a side view of an embodiment of an electrostatic aerosol spray sterilizer provided in accordance with an embodiment of the present invention.

FIG. 5 is a perspective view of a third embodiment of an electrostatic aerosol spray sterilizer disclosed herein;

fig. 6 is a cross-sectional view taken at a-a in fig. 5.

Description of reference numerals: 100-shell, 111-liquid adding filter screen, 110-water tank, 120-DC fan, 121-rubber sleeve, 130-handle, 140-base, 150-line sheath, 200-spray head component, 210-fairing, 211-fan pressure plate, 212-high voltage generator module, 213-fixed sleeve, 2131-butt joint nozzle, 220-spray head sleeve, 230-electrostatic spray head, 231-impeller, 232-valve, 233-nozzle, 234-through hole, 240-electrostatic spray head sleeve, 241-air supplement port and 250-electrostatic ring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example one

Referring to the attached drawings 1-6, the utility model provides a technical scheme: an electrostatic aerosol spray sterilizer includes a housing 100 and a spray head assembly 200.

Referring to fig. 1 to 3, the number of the shells 100 is two, the two shells 100 are fixedly connected by bolts, a water tank 110 is arranged inside the shell 100, a direct current fan 120 is arranged on one side of the water tank 110, and a rubber sleeve 121 is arranged on one side of the direct current fan 120; the spray head assembly 200 comprises a fairing 210, a spray head sleeve 220, an electrostatic spray head 230, an electrostatic spray head sleeve 240 and an electrostatic ring 250, wherein the fairing 210 is fixedly connected with the two shells 100 through bolts, a fan pressing plate 211 is arranged inside the fairing 210, a high-voltage generator module 212 is installed on the right side of the fan pressing plate 211, a fixing sleeve 213 is fixedly connected inside the fairing 210, the inside of the fixing sleeve 213 is connected with a butt joint 2131 through a hose, one end of the butt joint 2131 is communicated with the water tank 110 through a connecting pipe, the spray head sleeve 220 is in threaded connection with one end of the fairing 210, one end of the spray head sleeve 220 is in threaded connection with the electrostatic spray head 230, a through hole 234 is formed in one side of the outer surface of the electrostatic spray head 230, an impeller 231 is arranged inside the electrostatic spray head 230, a valve 232 is fixedly connected to one side of the impeller 231, and a nozzle 233, the other end of the docking nozzle 2131 is communicated with the input end of the valve 232 through a connecting pipe, the electrostatic spray cap 240 is connected to one end of the electrostatic spray head 230 in a threaded manner, and the electrostatic ring 250 is arranged on the inner side of the electrostatic spray cap 240.

In this embodiment, when spraying, the direct current fan 120 is electrically connected to the high voltage generator module 212, and the direct current fan 120 is powered on to input high voltage airflow into the fairing 210 and the electrostatic spray head 230, and the high voltage airflow encounters the impeller 231 to generate high voltage vortex airflow, so that a negative pressure region is generated around the nozzle 233 according to the venturi effect principle, and the liquid in the water tank 110 is pumped out under the negative pressure effect and is torn up under the action of the violent high voltage vortex airflow at the nozzle 233 to form fine mist aerosol; according to the electrostatic induction principle, in the process, the electrostatic nozzle 230 with the charge generates secondary atomization when the fog drops are sprayed out, the charging time of the fog drops is increased due to the two-time charging, the charge-to-mass ratio of the fog drops is improved, the adhesion of the fog drops is increased, and the utilization rate of spraying can be effectively improved; meanwhile, under the action of negative pressure generated inside the electrostatic spray head 230, air is sucked into the electrostatic spray head 230 from the air supply port 241 of the electrostatic spray head cover 240 and the through hole 234 at the rear end of the electrostatic spray head 230, and aerosol droplets inside the electrostatic spray head 230 can be wrapped to form a protective layer, so that the contact between the mist spray and the side wall of the electrostatic spray head cover 240 is reduced, and the phenomenon that the droplets are adsorbed on the inner wall of the electrostatic spray head cover 240 to cause dripping and further cause short circuit of a high-voltage electric field to lose the mist spray electrification capacity is avoided.

As an embodiment of the present invention, further, a liquid adding filter screen 111 is disposed above the water tank 110; impurities in water or liquid medicine can be effectively filtered, so that the nozzle 233 is prevented from being blocked by the impurities, and the fluency of the nozzle 233 is further enhanced.

As an embodiment of the present invention, further, a handle 130 is integrally formed on the upper surface of each of the two housings 100; the handle 130 can be used to facilitate use of the device by a user.

As an embodiment of the present invention, further, a base 140 is fixedly connected between the two shells 100 and is located on the lower surfaces of the two shells 100; in the spraying process, as the water tank 110 is filled with water mist to generate a certain weight, a user can drag the base 140 by hands, so that potential safety hazards caused by equipment falling are avoided; meanwhile, the equipment can be placed on the ground through the base 140 when in use, so that the equipment is effectively prevented from being damaged due to the inclination of the equipment.

As an embodiment of the present invention, further, a circuit sheath 150 is disposed on one side of the housing 100; when a user injects water and chemical into the water tank 110, the water and chemical may leak to the outside, and the power line is protected by the line sheath 150, thereby preventing a short circuit of the power line.

As an embodiment of the present invention, further, the outer surface of the electrostatic spray head cover 240 is provided with a plurality of air supplement ports 241; after the high-pressure vortex air flow flows into the electrostatic spray head cover 240, according to the wall attachment effect principle, the hole wall of the air supplementing port 241 is 45 degrees, which is beneficial for the high-pressure vortex air flow to form a protective layer capable of rotating air flow along the same direction in the electrostatic spray head cover 240.

As an embodiment of the present invention, further, an inner thread is formed on an inner side of the electrostatic ring 250; the matching of the internal thread and the homeotropic vortex air flow enables the ejected mist droplets to maintain a linear state and improve the ejection distance, thereby enhancing the reliability of the electrostatic ring 250.

As an embodiment of the present invention, further, the material of the valve 232, the nozzle 233, and the electrostatic ring 250 is titanium metal; the titanium metal has a strong corrosion resistance property, so that the purpose of reducing the corrosion of the medicine to the valve 232, the nozzle 233 and the electrostatic ring 250 is achieved, and the service life of the electrostatic ring 250 is prolonged.

As an embodiment of the present invention, further, the airflow inside the electrostatic nozzle cover 240 is 360 ° rotating airflow or parallel airflow.

Example two

Referring to fig. 4, the air supply opening 241 is an elliptical hole, which is beneficial for the high-pressure vortex airflow to form a protective layer capable of rotating airflow in a following manner inside the electrostatic nozzle cover 240, so that the universality of the electrostatic nozzle cover 240 is enhanced.

EXAMPLE III

Referring to fig. 5-6, the air flow inside the electrostatic spray cap 240 is a 360 ° rotating air flow. The air supplementing port 241 is a rectangular hole rotating along the same direction, and the direction of the rectangular hole rotating along the same direction is the same as the spiral direction of the impeller in the electrostatic nozzle 230, a part of high-pressure vortex air flow in the electrostatic nozzle 230 is sprayed out of 360-degree rotating air flow from the through hole, and enters the electrostatic nozzle cover from the air supplementing port 241 opened along the same direction as the air flow rotating through 360-degree to form a 360-degree rotating air flow protective layer, and meanwhile, the protective air flow can be blown out along the same rotating direction as the spraying air flow, so that the fog drops can be guaranteed to be in the electrostatic ring 240 and restrained by the kinetic energy of the protective air flow, and the air flow protective layer can not collide with the electrostatic ring, and the distance

Specifically, this electrostatic aerosol spraying sterilizing machine's theory of operation: when the device is used, a user injects water and liquid medicine into the water tank 110, the device is lifted by the lifting handle 130 for spraying operation, and the base 140 can be supported by hands under the condition that the weight of the water tank 110 is heavy, so that the device is effectively prevented from falling; the direct current fan 120 is electrically connected with the high-voltage generator module 212, the direct current fan 120 is electrified to input high-voltage airflow into the fairing 210 and the electrostatic spray head 230, the high-voltage airflow meets the impeller 231 to generate high-voltage vortex airflow, a negative pressure area can be generated around the nozzle 233 according to the venturi effect principle, liquid in the water tank 110 is pumped out under the negative pressure effect, and is shredded under the action of violent high-voltage vortex airflow at the nozzle 233 to form fine mist aerosol; according to the electrostatic induction principle, in the process, the electrostatic nozzle 230 with the charge generates secondary atomization when the fog drops are sprayed out, the charging time of the fog drops is increased due to the two-time charging, the charge-to-mass ratio of the fog drops is improved, the adhesion of the fog drops is increased, and the utilization rate of spraying can be effectively improved; meanwhile, under the action of negative pressure generated inside the electrostatic spray head 230, air is sucked into the electrostatic spray head 230 from the air supplementing port 241 of the electrostatic spray head cover 240 and the through hole 234 at the rear end of the electrostatic spray head 230, and aerosol droplets inside the electrostatic spray head 230 can be wrapped to form a protective layer, so that the spray is reduced to contact with the side wall of the electrostatic spray head cover 240, and the phenomenon that the droplets are adsorbed on the inner wall of the electrostatic spray head cover 240 to cause dripping is avoided, the waste of the droplets is reduced, the utilization rate of the droplets is improved, and further, a high-voltage electric field is further caused to be short-circuited, and the spray electrification capacity.

It should be noted that the specific model specifications of the dc fan 120 and the high voltage generator module 212 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed descriptions are omitted.

The power supply of the dc fan 120 and the high voltage generator module 212 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

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

Claims

1. An electrostatic aerosol spray sterilizer, comprising:

the fan comprises two shells (100), wherein the two shells (100) are fixedly connected through bolts, a water tank (110) is arranged inside the shell (100), a direct current fan (120) is arranged on one side of the water tank (110), and a rubber sleeve (121) is arranged on one side of the direct current fan (120);

the spray head assembly (200) comprises a fairing (210), a spray head sleeve (220), an electrostatic spray head (230), an electrostatic spray head cover (240) and an electrostatic ring (250), wherein the fairing (210) is fixedly connected with the two shells (100) through bolts, a fan pressing plate (211) is arranged inside the fairing (210), a high-voltage generator module (212) is installed on the right side of the fan pressing plate (211), a fixing sleeve (213) is fixedly connected inside the fairing (210), a butt joint nozzle (2131) is connected inside the fixing sleeve (213) through a hose, one end of the butt joint nozzle (2131) is communicated with the water tank (110) through a connecting pipe, the spray head sleeve (220) is in threaded connection with one end of the fairing (210), one end of the spray head sleeve (220) is in threaded connection with the electrostatic spray head (230), and a through hole (234) is formed in one side of the outer surface of the electrostatic spray head (230), an impeller (231) is arranged in the electrostatic spray head (230), a valve (232) is fixedly connected to one side of the impeller (231), a nozzle (233) is installed on the other side of the impeller (231), the other end of the butt joint nozzle (2131) is communicated with the input end of the valve (232) through a connecting pipe, the electrostatic spray head cover (240) is connected to one end of the electrostatic spray head (230) in a threaded mode, and the electrostatic ring (250) is arranged on the inner side of the electrostatic spray head cover (240).

2. An electrostatic aerosol spray steriliser as claimed in claim 1, wherein a priming filter screen (111) is provided above the water tank (110).

3. An electrostatic aerosol spray steriliser according to claim 1, wherein the handles (130) are integrally formed on the upper surface of both housings (100).

4. An electrostatic aerosol spray steriliser according to claim 1, wherein a base (140) is fixedly attached between the two housings (100) and is located on a lower surface of the two housings (100).

5. An electrostatic aerosol spray steriliser according to claim 1, wherein a line cover (150) is provided to one side of the housing (100).

6. An electrostatic aerosol spray sterilizer as claimed in claim 1, wherein the electrostatic spray hood (240) has a plurality of air supply ports (241) formed on its outer surface.

7. An electrostatic aerosol spray steriliser according to claim 1, wherein the electrostatic ring (250) is internally threaded.

8. An electrostatic aerosol spray steriliser as claimed in claim 1, wherein the valve (232), the nozzle (233) and the electrostatic ring (250) are of titanium metal.

9. An electrostatic aerosol spray steriliser according to claim 1, wherein the airflow inside the electrostatic spray cap (240) is 360 ° of rotational airflow or parallel airflow.