CN111742910B

CN111742910B - Rotatory atomising head of membrane type in advance

Info

Publication number: CN111742910B
Application number: CN202010692313.3A
Authority: CN
Inventors: 洪士茂; 姚钟杰
Original assignee: Tangshan Huien Technology Co ltd
Current assignee: Tangshan Huien Technology Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-12-07
Anticipated expiration: 2040-07-17
Also published as: CN111742910A

Abstract

The invention discloses a rotary pre-filming type atomizing spray head, wherein an atomizing component is arranged on one side of a feed pipe, a pre-filming liquid sleeve is arranged on the inner side of the feed pipe, an autorotation pre-filming liquid shaft pipe is arranged on the inner side of the pre-filming liquid sleeve, a liquid inlet is arranged on one side of the autorotation pre-filming liquid shaft pipe, a film liquid foaming hole is arranged on one side of the autorotation pre-filming liquid shaft pipe, a shaft pipe exhaust hole is arranged on one end of the autorotation pre-filming liquid shaft pipe, a transit pipe is sleeved on one end of the feed pipe, a discharge pipe is sleeved on one end of the transit pipe, a biological pesticide oil agent is sprayed in a tangential direction, a pre-filming barrel spreads an oil film at a certain rotating speed, then high-pressure air blows off the oil film to form uniform fog drops, the blockage of a spray head can be effectively avoided, liquid drops containing living organisms are firstly dispersed through a pre-filming technology, then tiny liquid drops are obtained through bubbling and breaking the film, finally, uniform atomized liquid drops are obtained through a Venturi tube, so that the solid in a discharge hole is prevented from being blocked, thereby ensuring the stability of medicine discharge.

Description

Rotatory atomising head of membrane type in advance

Technical Field

The invention relates to the technical field of spray heads, in particular to a rotary prefilming spray head.

Background

The biopesticide often contains solid biological particles, such as insect viruses, insecticidal bacteria, insecticidal fungi and the like, and a spray head is easy to block in the specific liquid medicine releasing process, so that the application of the biopesticide is limited, so that the development of the biopesticide releasing spray head which is not easy to block is urgently needed, the spray head mainly comprises a pneumatic type spray head and a bubble type spray head, wherein the pneumatic type spray head has large damage to living organisms and is not generally used for biopesticide, the bubble type spray head is suitable for spraying biopesticide, but is easy to block, and the used spray head is an electric spray head in the traditional biopesticide spraying process.

The patent with application number 201320587896.9 mentions "inside autogyration atomizer", this patent utilizes rivers to promote whirl core autogyration, sprays back diffusion surface big simultaneously, the atomizing is even, dispersion degree is good, does not refine in advance in the liquid drop atomizing process, harm the live body biology, has influenced the drug effect of biological pesticide on certain stratification degree to biological pesticide's result of use has been reduced.

Disclosure of Invention

The invention provides a rotary pre-film type spray head which can effectively solve the problem that in the background technology, a pneumatic type spray head is used for spraying when spraying is carried out, cleaning of blockage of the spray head is avoided, but living organisms are damaged due to no pre-refining in a liquid drop atomization process, the pesticide effect of biopesticide is influenced to a certain degree, and the using effect of the biopesticide is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: a rotary prefilming spray head comprises a feed pipe, wherein an atomizing assembly is arranged on one side of the feed pipe;

the atomization assembly comprises a pre-filming liquid sleeve, a self-rotating pre-filming liquid shaft tube, a liquid inlet, a film liquid foaming hole, a shaft tube exhaust hole, a transit tube and a discharge tube;

a pre-filming liquid sleeve is embedded and mounted on the inner side of the feeding pipe, an autorotation pre-filming liquid shaft pipe is rotatably mounted on the inner side of the pre-filming liquid sleeve, a liquid inlet is formed in one side of the autorotation pre-filming liquid shaft pipe, close to the position of the pre-filming liquid sleeve, a plurality of filming liquid foaming holes are formed in one side of the autorotation pre-filming liquid shaft pipe, far away from the position of the liquid inlet, at equal intervals, and a shaft pipe exhaust hole is embedded and mounted at one end, close to the filming liquid foaming holes, of the autorotation pre-filming liquid shaft pipe;

a transfer pipe is sleeved at one end of the feeding pipe, and a discharging pipe is sleeved at one end, far away from the feeding pipe, of the transfer pipe.

Preferably, venturi is constituteed to inlet pipe, transit pipe and discharging pipe, discharging pipe external diameter and internal diameter all are greater than inlet pipe external diameter and internal diameter.

Preferably, one end of the autorotation prefilming liquid shaft tube is embedded and installed on the inner side of the transit tube, and the diameter of the autorotation prefilming liquid shaft tube is smaller than the inner diameter of the transit tube.

Preferably, the feeding pipe and the pre-filming liquid sleeve are matched to form the air inlet.

Preferably, the inner diameter of the pre-filming liquid sleeve is larger than that of the autorotation pre-filming liquid shaft, and one end of the pre-filming liquid sleeve is embedded and installed on the inner side of the transit tube.

Preferably, the pre-film liquid sleeve and the autorotation pre-film liquid shaft tube are matched to form a pre-film.

Compared with the prior art, the invention has the beneficial effects that: the invention has scientific and reasonable structure and safe and convenient use:

1. set up atomizing component, spout into the biopesticide finish through the tangential, the oil film is opened to the type bucket of prefilming under certain rotational speed, then form even droplet after high-pressure air blows off the oil film, can effectively avoid the shower nozzle to block up, the earlier dispersion contains the biological liquid drop of live body through the type of prefilming technique, then obtain tiny liquid drop through the broken membrane that foams, obtain the even liquid drop that atomizes through venturi at last, thereby the solid in the liquid medicine has been avoided blockking up the discharge gate, thereby the stability of going out the medicine has been guaranteed, spray through using the bubble type simultaneously, the injury to the live body is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

reference numbers in the figures: 1. a feed pipe;

2. an atomizing assembly; 201. pre-filming liquid casing pipe; 202. rotating the pre-film liquid shaft tube; 203. a liquid inlet; 204. foaming holes in the membrane liquid; 205. the shaft tube is provided with an exhaust hole; 206. a transit tube; 207. and (4) discharging the pipe.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1, the present invention provides a technical solution, a rotary prefilming type spray head, comprising a feed pipe 1, an atomizing assembly 2 mounted on one side of the feed pipe 1;

the atomization component 2 comprises a pre-filming liquid sleeve 201, a self-rotating pre-filming liquid shaft tube 202, a liquid inlet 203, a film liquid foaming hole 204, a shaft tube exhaust hole 205, a transfer tube 206 and a discharge tube 207;

the inner side of the feeding pipe 1 is embedded with a pre-filming liquid sleeve 201, the feeding pipe 1 and the pre-filming liquid sleeve 201 are matched to form an air inlet so as to facilitate air to enter, the inner side of the pre-filming liquid sleeve 201 is rotatably provided with an autorotation pre-filming liquid shaft pipe 202, the pre-filming liquid sleeve 201 and the autorotation pre-filming liquid shaft pipe 202 are matched to form a pre-filming, the speed and the effect of liquid film formation are ensured, a liquid inlet 203 is arranged at the position, close to the pre-filming liquid sleeve 201, of one side of the autorotation pre-filming liquid shaft pipe 202, a plurality of film liquid rising holes 204 are arranged at equal intervals at the position, far away from the liquid inlet 203, of one side of the autorotation pre-filming liquid shaft pipe 202, and one end, close to the film liquid rising holes 204, of the autorotation pre-filming liquid shaft pipe 202 is embedded with an air outlet hole 205;

transfer pipe 206 has been cup jointed to 1 one end of inlet pipe, rotation membrane liquid central siphon 202 one end embedding is installed in transfer pipe 206 inboardly, rotation membrane liquid central siphon 202 diameter is less than the transfer pipe 206 internal diameter in advance, thereby the broken position of liquid film has been guaranteed, make the atomizing that can be quick after the liquid film is broken, membrane liquid sleeve 201 internal diameter in advance is greater than rotation membrane liquid central siphon 202 internal diameter in advance, membrane liquid sleeve 201 one end embedding is installed in transfer pipe 206 inboardly, the removal of the liquid film of being convenient for when having guaranteed the size of liquid film, the one end that inlet pipe 1 was kept away from to transfer pipe 206 has been cup jointed discharging pipe 207, inlet pipe 1, venturi is constituteed to transfer pipe 206 and discharging pipe 207, discharging pipe 207 external diameter and internal diameter all are greater than inlet pipe 1 external diameter and internal diameter, thereby be convenient for atomize the liquid drop after the breakage, liquid drop atomizing and spun speed have been guaranteed.

The working principle and the using process of the invention are as follows: when spraying biological agent, the liquid enters the feed pipe 1, enters the self-rotation pre-filming liquid shaft pipe 202 through the liquid inlet 203 in the feed pipe 1, under the rotation of the autorotation film pre-filming liquid shaft tube 202, a liquid film is formed between the film pre-filming liquid sleeve 201 and the autorotation film pre-filming liquid shaft tube 202 and gradually moves to the bottom, gas enters the feeding pipe 1 from the gas inlet, thereby facilitating the film-forming holes 204 of the film liquid to blow up the liquid film, the liquid film is evenly crushed, the gas is discharged through the shaft tube exhaust holes 205, the crushed liquid film flies out of the feed pipe 1 and enters the transit pipe 206, in the transfer pipe 206, the venturi effect is applied, and because the pressure difference between the feeding pipe 1, the transfer pipe 206 and the discharging pipe 207 is different, the gas flow velocity is different, so that the broken liquid film is further broken in the transit pipe 206 to form atomized liquid drops which are sprayed out from the discharge pipe 207, and all the parts are arranged on the inner side of the electric spray head;

liquid drops containing living organisms are uniformly distributed through the pre-film, fine liquid drops are obtained through the foaming and breaking film, the liquid drops are further refined to form atomized liquid drops by utilizing the Venturi effect, so that the living organisms are not damaged when the liquid drops are atomized, the activity of the living organisms is guaranteed when the medicament does not block a discharge hole, and the effect of the medicament is further guaranteed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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. A spray head of the rotary prefilming type, comprising a feed pipe (1), characterized in that: an atomization assembly (2) is arranged on one side of the feeding pipe (1);

the atomization assembly (2) comprises a pre-filming liquid sleeve (201), a self-rotation pre-filming liquid shaft tube (202), a liquid inlet (203), a filming liquid foaming hole (204), a shaft tube exhaust hole (205), a transfer tube (206) and a discharge tube (207);

a pre-membrane liquid sleeve (201) is embedded into the inner side of the feeding pipe (1), an autorotation pre-membrane liquid shaft pipe (202) is rotatably installed on the inner side of the pre-membrane liquid sleeve (201), a liquid inlet (203) is formed in the position, close to the pre-membrane liquid sleeve (201), of one side of the autorotation pre-membrane liquid shaft pipe (202), a plurality of membrane liquid foaming holes (204) are formed in the position, far away from the liquid inlet (203), of one side of the autorotation pre-membrane liquid shaft pipe (202) at equal intervals, and vent holes (205) are embedded into one end, close to the membrane liquid foaming holes (204), of the autorotation pre-membrane liquid shaft pipe (202);

the improved feeding device is characterized in that one end of the feeding pipe (1) is sleeved with a transit pipe (206), and one end, far away from the feeding pipe (1), of the transit pipe (206) is sleeved with a discharging pipe (207).

2. A sprayhead of the rotating prefilming type according to claim 1, characterized in that the feed pipe (1), the transit pipe (206) and the discharge pipe (207) constitute a venturi tube, the discharge pipe (207) having an external diameter and an internal diameter greater than the external diameter and the internal diameter of the feed pipe (1).

3. The spray head of claim 1, wherein one end of the self-rotating prefilming liquid-axis tube (202) is inserted into the inner side of the transit tube (206), and the diameter of the self-rotating prefilming liquid-axis tube (202) is smaller than the inner diameter of the transit tube (206).

4. A sprayhead of the rotary prefilming type according to claim 1, characterized in that the feed pipe (1) and the prefilming liquid sleeve (201) cooperate to form the air inlet.

5. The spray head of rotary prefilming type according to claim 1, characterized in that the inner diameter of the prefilming liquid thimble (201) is greater than the inner diameter of the self-rotating prefilming liquid-axis tube (202), one end of the prefilming liquid thimble (201) is inserted and mounted inside the transit tube (206).

6. A spray head according to claim 1, characterised in that the prefilming liquid thimble (201) and the spinning prefilming liquid-jet tube (202) cooperate to form a prefilming.