WO2022236899A1

WO2022236899A1 - Electrostatic sprayer

Info

Publication number: WO2022236899A1
Application number: PCT/CN2021/098429
Authority: WO
Inventors: 杨伟明
Original assignee: 浙江普莱得电器股份有限公司
Priority date: 2021-05-13
Filing date: 2021-06-04
Publication date: 2022-11-17
Also published as: CN215997147U

Abstract

An electrostatic sprayer, sequentially comprising, along the flowing direction of a liquid: a liquid storage container (1), a liquid inlet pipe (2), a conveying pump (3) and a liquid outlet pipe (4), and a spraying nozzle (5). The liquid inlet pipe (2), the conveying pump (3) and the liquid outlet pipe (4), and the spraying nozzle (5) are mounted on a housing (6); a high voltage generator (7) is further mounted in the housing (6), and one electrode of the high voltage generator (7) is in contact with the liquid to charge the liquid; a metal mount (20) is provided between the liquid outlet pipe (4) and the spraying nozzle (5), and the spraying nozzle (5) is detachably mounted on the metal mount (20). According to the electrostatic sprayer, the high voltage generator (7) is in contact with the liquid to charge the liquid, and the charged liquid passes through the spraying nozzle (5) to form electrostatic sprays, thereby improving the spray utilization rate and the spraying effect.

Description

An electrostatic atomizer

technical field

The utility model relates to the technical field of atomizers, in particular to an electrostatic atomizer.

Background technique

my country is a large agricultural country, but the technology for using pesticides is relatively backward. On the one hand, the pesticides used are not used by crops, and less than 30% of the pesticides sprayed are sprayed on the crops, and the rest of the pesticides enter the farmland soil, The air and water cause serious environmental pollution, while the utilization rate of pesticides in developed countries is as high as 60-70%. human health. Therefore, the utilization rate and coverage of the atomized droplets obtained by the existing atomizer are not good, the spraying is uneven, the spraying is not easy to stick to the object to be sprayed, and the spraying effect is not ideal.

Utility model content

The purpose of the utility model is to provide an electrostatic atomizer. The utility model charges the liquid through the contact of the high-voltage generator with the liquid, and the charged liquid forms an electrostatic spray through the atomizing nozzle, so as to improve the utilization rate of the droplet and the spray effect.

In order to solve this technical problem, the technical solution of the utility model is: an electrostatic atomizer, which sequentially includes a liquid storage container, a liquid inlet pipe, a delivery pump, a liquid outlet pipe and an atomizing nozzle along the flow direction of the liquid;

The liquid inlet pipe, delivery pump, liquid outlet pipe and atomizing nozzle are installed in the casing;

A high-voltage generator is also installed in the housing, and one pole of the high-voltage generator is in contact with the liquid to charge the liquid.

As a further improvement, the housing has a handle. The casing of the utility model is provided with a hand-held part, which is convenient for the portable use of the small electric tool and flexible in use.

As a further improvement, the high-voltage generator is also provided with an independent switch, and the starting point of the independent switch is located above the housing. According to the actual use environment, the utility model can open or close the high-voltage generator through an independent switch, that is, the utility model can flexibly choose whether to use the electrostatic atomization function.

As a further improvement, a metal mounting seat is provided between the liquid outlet pipe and the atomizing nozzle, and the atomizing nozzle is detachably mounted on the metal mounting seat. On the one hand, the atomizing nozzle in the utility model can ensure the atomization effect of the liquid, and at the same time, it can be detachably installed on the metal mounting seat to facilitate the replacement of different types of atomizing nozzles according to different scenarios of use.

As a further improvement, one pole of the high-voltage generator is connected to a metal mount for liquid contact charging. The utility model charges the liquid to be atomized by contacting an electrode of the high-voltage generator with the metal mounting seat. The utility model has a compact structure, and because of the protection of the casing, the utility model has good insulation, safety and convenience.

As a further improvement, a metal ring is provided coaxially in the spraying direction of the atomizing nozzle. The utility model strengthens the guiding property of the spray through the metal ring, and improves the spray effect.

As a further improvement, the other pole of the high voltage generator is connected to the metal ring or grounded in contact with the user. When the other electrode of the high-voltage generator in the utility model is connected to the metal ring, the whole structure is well integrated, and the utility model is small in size and convenient to use; when the other pole of the high-voltage generator in the utility model is in contact with the user and grounded , effectively utilize the use process and streamline the structure.

As a further improvement, an installation hole is provided on the top of the liquid storage container, and the liquid outlet pipe extends into the liquid storage container through the installation hole. The liquid storage container of the utility model can be connected to the housing, and can also be set as a liquid storage container with a large volume to be carried by the user or equipped with a cart separately.

As a further improvement, one pole of the high-voltage generator extends into the liquid storage container to charge the liquid by contact. An electrode in the medium and high voltage generator of the utility model directly contacts and charges the liquid in the liquid storage container, which effectively ensures the effective charging of the liquid, is beneficial to obtain electrostatic spraying, and improves the atomization effect.

By adopting the above-mentioned technical scheme, the beneficial effects of the utility model are:

The high-voltage generator in the housing of the utility model is contacted with the liquid to be atomized for contact charging, and the charged liquid passes through the atomizing nozzle to form a charged droplet. Due to the principle of electrostatic induction, the target surface induces an opposite charge; in the space electric field, The moving droplets do directional movement under the dual action of their own gravity and electric field force and are adsorbed on the target; electrostatic spraying improves the penetration of the droplets, improves the coverage of the target surface, especially the reverse side, and improves the droplet penetration. The utilization rate greatly improves the spray effect;

The utility model has compact structure and is convenient to use.

Thereby realize above-mentioned purpose of the utility model.

Description of drawings

Fig. 1 is a perspective view of an electrostatic atomizer related to the utility model;

Fig. 2 is the front view of the utility model.

In the picture:

Liquid storage container 1; installation hole 11; liquid inlet pipe 2; delivery pump 3; liquid outlet pipe 4; atomizing nozzle 5; housing 6; hand-held part 61; high voltage generator 7; battery pack 8; metal mounting base 20; metal ring 30.

Detailed ways

In order to further explain the technical solution of the utility model, the utility model is described in detail through specific examples below.

The utility model discloses an electrostatic atomizer, as shown in Figure 1 and Figure 2, which sequentially includes a liquid storage container 1, a liquid inlet pipe 2, a delivery pump 3, a liquid outlet pipe 4 and an atomizing nozzle along the flow direction of the liquid 5; the liquid inlet pipe 2, the delivery pump 3, the liquid outlet pipe 4 and the atomizing nozzle 5 are installed in the housing 6; a high-pressure generator 7 is also installed in the housing 6, and one pole of the high-pressure generator 7 is connected to the liquid Contact charges the liquid. The high-voltage generator 7 in the housing 6 of the utility model is in contact with the liquid to be atomized for contact charging. The charged liquid passes through the atomizing nozzle 5 to form charged droplets. Due to the principle of electrostatic induction, the opposite charge is induced on the surface of the target; Space electric field, the moving droplets do directional movement under the dual action of their own gravity and electric field force and are adsorbed on the target; electrostatic spraying improves the utilization rate and adhesion of the droplets, improves the surface coverage of the target, and greatly improves The spray effect is improved; the utility model has a compact structure and is convenient to use.

In this embodiment, the housing 6 has a handle 61 . The housing 6 of the utility model is provided with a hand-held part 61, which is convenient for the portable use of the small electric tool and is flexible to use.

In this embodiment, the high voltage generator 7 is also provided with an independent switch, and the starting point of the independent switch is located above the housing 6 . According to the actual use environment, the utility model can open or close the high-voltage generator 7 through an independent switch, that is, the utility model can flexibly choose whether to use the electrostatic atomization function.

In this embodiment, a metal mounting seat 20 is provided between the liquid outlet pipe 4 and the atomizing nozzle 5 , and the atomizing nozzle 5 is detachably mounted on the metal mounting seat 20 . The atomizing nozzle 5 in the utility model can ensure the atomization effect of the liquid on the one hand, and at the same time, the atomizing nozzle 5 detachably installed on the metal mounting seat 20 is convenient for replacing different types of atomizing nozzles 5 according to different scenarios of use.

In this embodiment, one pole of the high voltage generator 7 is connected to the metal mounting base 20 for liquid contact charging. The utility model charges the liquid to be atomized by contacting one electrode of the high-voltage generator 7 with the metal mounting base 20. The utility model has a compact structure, and due to the protection of the casing 6, the utility model has good insulation and safety. convenient.

In this embodiment, a metal ring 30 is provided coaxially with the spraying direction of the atomizing nozzle 5 . The utility model strengthens the guiding property of the spray through the metal ring 30 and improves the spray effect.

In this embodiment, the other pole of the high voltage generator 7 is connected to the metal ring 30 or grounded in contact with the user. When the other electrode of the high-voltage generator 7 in the utility model is connected to the metal ring 30, the whole structure has good integration, and the utility model is small in size and convenient to use; when the other pole of the high-voltage generator 7 in the utility model is used When the operator is in contact with grounding, the use process is effectively utilized and the structure is simplified.

In this embodiment, the top of the liquid storage container 1 is provided with an installation hole 11 , and the liquid outlet pipe 4 extends into the liquid storage container 1 through the installation hole 11 . The liquid storage container 1 of the present utility model can be connected to the housing 6, and can also be set as a liquid storage container 1 with a larger volume to be carried by the user or separately equipped with mobile equipment such as a cart.

In this embodiment, one pole of the high-voltage generator 7 extends into the liquid storage container 1 to charge the liquid by contact. An electrode in the medium and high voltage generator 7 of the utility model directly contacts and charges the liquid in the liquid storage container 1, which effectively ensures that the liquid is effectively charged, is beneficial to obtain electrostatic spraying, and improves the atomization effect.

In this embodiment, a battery pack 8 is used for power supply.

The above-mentioned embodiments and drawings do not limit the product form and style of the present utility model, and any appropriate changes or modifications made by those skilled in the art should be considered as not departing from the patent scope of the present utility model.

Claims

An electrostatic atomizer, characterized in that: along the flow direction of the liquid, it sequentially includes a liquid storage container, a liquid inlet pipe, a delivery pump, a liquid outlet pipe, and an atomizing nozzle;

The liquid inlet pipe, delivery pump, liquid outlet pipe and atomizing nozzle are installed in the casing;

A high-voltage generator is also installed in the housing, and one pole of the high-voltage generator is in contact with the liquid to charge the liquid.
An electrostatic atomizer according to claim 1, wherein the housing has a handle.
The electrostatic atomizer according to claim 1, characterized in that: the high voltage generator is also provided with an independent switch, and the starting point of the independent switch is located above the housing.
The electrostatic atomizer according to claim 1, wherein a metal mounting seat is provided between the liquid outlet pipe and the atomizing nozzle, and the atomizing nozzle is detachably mounted on the metal mounting seat.
An electrostatic atomizer according to claim 4, characterized in that: one pole of the high voltage generator is connected to a metal mount for liquid contact charging.
An electrostatic atomizer according to claim 1, wherein a metal ring is coaxially arranged in the spraying direction of the atomizing nozzle.
An electrostatic atomizer according to claim 6, wherein the other pole of the high voltage generator is connected to a metal ring or grounded in contact with a user.
The electrostatic atomizer according to claim 1, wherein a mounting hole is provided on the top of the liquid storage container, and the liquid outlet pipe extends into the liquid storage container through the mounting hole.
An electrostatic atomizer according to claim 1, wherein one pole of the high voltage generator extends into the liquid storage container to charge the liquid by contact.