CN201519631U

CN201519631U - Electrostatic spraying device

Info

Publication number: CN201519631U
Application number: CN2009202699015U
Authority: CN
Inventors: 魏建健; 张瑞明
Original assignee: BEIJING TAIBAI YANGGUANG TECHNOLOGY Co Ltd
Current assignee: BEIJING TAIBAI YANGGUANG TECHNOLOGY Co Ltd
Priority date: 2009-10-30
Filing date: 2009-10-30
Publication date: 2010-07-07
Anticipated expiration: 2019-10-30

Abstract

The utility model provides an electrostatic spraying device, which comprises a liquid delivery device, an atomizing device and an electrostatic generating device, wherein the liquid delivery device transmits liquid to the atomizing device, the liquid from the liquid delivery device is atomized into drops by the atomizing device, direct current voltage between an anode and a cathode of the electrostatic generating device is higher than 30,000 volts, drops are electrified after passing through the electrostatic spraying device, the electrostatic generating device comprises an integrally mounted storage battery holding cavity, and storage batteries provide power to the electrostatic generating device so as to generate direct current high voltage power. The electrostatic spraying device is provided with a direct current high voltage power supply which is portable, reliable and small, and is convenient to be gripped by users due to the structural design thereof.

Description

Electrostatic atomizer

Technical field

The utility model relates to a kind of electrostatic atomizer, especially a kind of agricultural electrostatic atomizer.

Background technology

In agricultural production, often use sprayer unit to spray insecticide and fertilizer etc.The drop of conventional sprayer unit ejection is bigger than normal, makes most of drop be lost in air and the soil, and contaminated environment; Drop is bigger than normal also difficult attached to plant surface simultaneously, and its spray effect is reduced greatly.The electrostatic spray technology can be improved drop fogging degree and flow field transport property thereof, improves and sprays uniformity, deposition and the utilization rate of thing at plant surface, reduces environmental pollution.In addition, for agricultural sprayer unit, groundwork is the farmland in the open air, therefore simple to operate, portable reliable, volume is little also is very important.

A kind of electrostatic atomizer is disclosed in Chinese invention patent application 200710177716.9, this device is by the combination of atomising device and electrostatic generator, can make the atomizing after drop particle diameter of a size suitable and electric charge, thereby make drop directionally be uniformly distributed in plant surface.

The utility model content

The purpose of this utility model is to provide a kind of electrostatic atomizer, and its DC high-voltage power supply has portable reliable, advantage that volume is little, thus the operation of this electrostatic atomizer of being more convenient for; Simultaneously, structural design of the present utility model also makes the operator be convenient to grip this electrostatic atomizer.

Particularly, the utility model provides a kind of electrostatic atomizer, comprising:

A liquid transporting apparatus is transferred to atomising device with liquid;

An atomising device will change into drop from the liquid mist of liquid transporting apparatus;

An electrostatic generator, the DC voltage between its positive pole and the negative pole are higher than 30,000 volts, therefore and charged pass and for described drop,

Wherein, described electrostatic generator comprises the battery cavity volume of an integrated installation, and described battery is used to the electrostatic generator power supply to produce dc high-voltage.

Description of drawings

Below with reference to accompanying drawings specific embodiments of the present utility model is carried out explained in detail, in the accompanying drawing:

Fig. 1 has schematically shown the schematic diagram of electrostatic atomizer of the present utility model;

Fig. 2 has schematically shown the side view of the electrostatic generator of this electrostatic atomizer;

Fig. 3 has schematically shown the stereogram of the charging electrode layout of this electrostatic generator.

The specific embodiment

Fig. 1 is the principle schematic of electrostatic atomizer of the present utility model.As shown in the figure, the liquid that is stored in the container 5 is transported in the atomising device 2 by liquid transporting apparatus 1.Liquid transporting apparatus can be any device that liquid can be delivered to atomising device, such as pump, head tank etc.Atomising device can be that any can atomizing forms the device that is not more than 60 microns liquid-drop diameters.Disclose two kinds of embodiments of atomising device in the Chinese invention patent application 200710177716.9: a kind of atomising device comprises an air-supply arrangement and a fog-spray nozzle that comprises motor and rotating disk, the liquid mist that wherein is delivered to atomising device 2 changes into drop, and leaves the outlet 24 of atomising device under the air-flow effect that air-supply arrangement 4 produces; Another kind of atomising device comprises a whirlwind generator, comprises air-supply arrangement and has the ajutage of gas guide board, and the liquid that is transported to the whirlwind center of atomising device 2 forms drop and flows out the outlet 24 of atomising device under the whirlwind effect.Electrostatic generator 3 is arranged near atomising device 2, makes the drop that passes this electrostatic generator have negative electrical charge.

Fig. 2 has schematically shown the side view of the electrostatic generator of electrostatic atomizer of the present utility model.As shown in the figure, described electrostatic generator comprises housing 37, charging electrode 34, battery cavity volume 31, wiring board 32 and high-pressure modular 33.Described housing 37 is fixed on the top of atomising device 2 (not shown) housings, and battery cavity volume 31, wiring board 32 and high-pressure modular 33 are installed wherein integratedly.

Battery cavity volume 31 is powered to produce dc high-voltage for this electrostatic generator, and it is installed in the bar-like regions on housing 37 tops.In a preferred embodiment, described battery cavity volume can hold one or more replaceable batteries.In this case, the housing of described electrostatic atomizer is provided with the opening and closing device, is used for installing expediently or changing battery.Described opening and closing device can be that slip lid, screw-top, buckle closure and other similarly make things convenient for the device of opening and closing.Alternately, described battery cavity volume also can hold one or more rechargeable batteries.In this case, the housing of described electrostatic atomizer is provided with a socket, and it is used for to the charging of described rechargeable battery, when not charging, described socket by a cover closure in housing.In a preferred embodiment of the present utility model, the rated voltage of described battery is 12 volts, and rated current is 700 milliamperes, and certainly, the portable battery of any other suitable size that those skilled in the art expect easily all is available.Described wiring board 32 is electrically connected with the output of battery cavity volume, and the voltage and current that provides high-pressure modular required is provided.In a preferred embodiment, described wiring board 32 also is installed in the bar-like regions on housing 37 tops.The bar-like regions on described housing 37 tops is preferably so cylindrical, makes it form the handle that the operator grips easily.Described housing preferably adopts insulating materials to make, and more preferably adopts the insulating materials of lightweight to make.Thus, electrostatic atomizer of the present utility model has portable light and handy DC high-voltage power supply, and through such structural design, and the user grips easily and is convenient to long working.

Be understandable that " battery " described in the utility model can replace for the power supply source that external power source any other form, that need not other is supported.As long as can provide enough power supplys for electrostatic generator, the then any battery or the body of similarly powering all can use.

Described high-pressure modular 33 is installed in the lower area of housing 37, it receives electric current and voltage from wiring board, and connection charging electrode 34, be used for the DC voltage between positive pole and the negative pole is increased to and be higher than 30,000 volt, thus the atomized drop of the atomising device of its below outlet 24 ejections can be charged when passing through.Preferably, described high-pressure modular 33 is increased to 50 with the DC voltage between positive pole and the negative pole, and 000-100, more preferably, is increased to 60 with described DC voltage, 000-80,000 volt by 000 volt.Charging electrode can be electrodes such as ring-type, needle-like, taper, column, tabular.As shown in Figure 3, charging electrode 34 of the present utility model is combined electrodes, comprises a ring electrode 34a and at least one needle electrode.For the least possible gathering of the atomized drop that makes ejection, described ring electrode is preferably supported by the electrode suppor 35 that at least one support bar is connected with needle electrode.Described support bar is provided with like this, makes electrode suppor keep under the situation of sufficient intensity, support bar as far as possible carefully.Preferably, have at least three

needle electrode

34b, 34c, 34d on the ring electrode 34a, described at least three needle electrodes are evenly arranged around annulus.In the embodiment shown in fig. 3, three support bars are used to support described charging electrode, yet are understandable that, the quantity of support bar is independent of the quantity of needle electrode, therefore also can use one or arbitrarily the support bar of other quantity support described charging electrode.

Preferably, described electrostatic generator 3 is provided with a control module, is used to regulate the voltage of electrostatic generator, thereby adapts with the electric conductivity that sprays thing; Also be provided with an earthing or grounding means, the electric charge that is deposited on the housing is released.

Claims

1. electrostatic atomizer comprises:

A liquid transporting apparatus is transferred to atomising device with liquid;

It is characterized in that,

Described electrostatic generator comprises a battery cavity volume that is installed in its housing, and described battery is used to the electrostatic generator power supply to produce dc high-voltage.

2. electrostatic atomizer according to claim 1, the housing of wherein said electrostatic generator is fixed on the housing of described atomising device, described battery cavity volume is installed in the bar-like regions on electrostatic generator top, bar-like regions is so cylindrical, makes it form the handle that the operator grips easily.

3. electrostatic atomizer according to claim 1 and 2, wherein said housing is made by the insulating materials of lightweight.

4. electrostatic atomizer according to claim 1, wherein said electrostatic generator also comprise a high-pressure modular, and it is used for the DC voltage between described positive pole and the negative pole is increased to and is higher than 30,000 volts; A wiring board that is electrically connected with battery cavity volume output, the voltage and current that provides described high-pressure modular required is provided for it.

5. electrostatic atomizer according to claim 1, wherein said electrostatic generator also comprise a ring electrode and at least one needle electrode, and described electrode is supported by the electrode suppor that at least one support bar connects.

6. electrostatic atomizer according to claim 1, wherein said electrostatic generator make DC voltage between positive pole and the negative pole between 50,000 volts to 100,000 volts.

7. electrostatic atomizer according to claim 1, wherein said battery cavity volume can hold one or more replaceable batteries.

8. electrostatic atomizer according to claim 7, the housing of wherein said electrostatic atomizer is provided with the opening and closing device, and it is used for installing or changing battery.

9. electrostatic atomizer according to claim 1, wherein said battery cavity volume can hold one or more rechargeable batteries.

10. electrostatic atomizer according to claim 9, the housing of wherein said electrostatic atomizer are provided with a socket, and it is used for to described rechargeable battery charging.