CN107096658A - A kind of tobacco charging electrostatic atomization nozzle - Google Patents
A kind of tobacco charging electrostatic atomization nozzle Download PDFInfo
- Publication number
- CN107096658A CN107096658A CN201710267566.4A CN201710267566A CN107096658A CN 107096658 A CN107096658 A CN 107096658A CN 201710267566 A CN201710267566 A CN 201710267566A CN 107096658 A CN107096658 A CN 107096658A
- Authority
- CN
- China
- Prior art keywords
- insulation
- outer shroud
- inner ring
- electrode
- shower nozzle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/043—Discharge apparatus, e.g. electrostatic spray guns using induction-charging
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/12—Steaming, curing, or flavouring tobacco
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/053—Arrangements for supplying power, e.g. charging power
- B05B5/0533—Electrodes specially adapted therefor; Arrangements of electrodes
Abstract
The present invention relates to a kind of tobacco charging electrostatic atomization nozzle, what is be connected including shower nozzle and with shower nozzle discharging opening goes out mist chamber, it is described go out mist chamber include insulation inner ring, electrode and insulation outer shroud, the insulation inner ring includes tapered channel, described small-bore one end of tapered channel is connected with shower nozzle discharging opening, the conical surface for the taper droplet that the tapered channel sprays with shower nozzle discharging opening agrees with, and the electrode is annular centrum, is sheathed on outside the tapered channel；The insulation outer shroud is cylindrical cavity, and insulation inner ring and electrode are inside insulation outer shroud, and insulation outer shroud and insulation inner ring wrap up electrode, and the insulation outer shroud side is provided with spray-head interface.The invention can ensure that droplet forms sufficient charge inducing, it is ensured that the electrostatic induction effect of spraying, coverage rate of the feed liquid in tobacco target surface is improved, leaky is effectively prevent, it is ensured that the safety of personnel.
Description
Technical field
The present invention relates to a kind of electrostatic atomization nozzle, especially a kind of tobacco charging electrostatic atomization nozzle.
Background technology
The charging perfuming of tobacco is one of important procedure during production of cigarettes, is to improve flavor quality of cigarette and holding
The important guarantee of cigarette style, and the performance for the perfuming equipment that feeds directly decides that physical property of the tobacco leaf during charging perfuming becomes
Change, tobacco leaf material feeding by liquid uniformity, and feed liquid service efficiency etc..
The structure of charger on the existing tobacco processing line of China, uses drum charging machine always in decades, rolling
Cylinder accumbency is in tilted layout, and feeding mouth is higher than discharging opening, and material is taken up to outlet by flight in rotating cylinder and does approximate helical fortune
It is dynamic, at the same porch nozzle to the smoked sheet spraying feed liquid constantly shaken off from roller eminence, in addition by from import to outlet
Following current circulating air increase trap of the smoked sheet to feed liquid.
Electrostatic Spraying technique makes fogdrop diameter reduction, the reduction of droplet spectral limit, the increase of the droplet uniformity because of it, improves feed liquid
Adhesion and deposition on target, improve the uniformity of tobacco leaf production charging perfuming, reduce production cost, improve material
The utilization rate of liquid, the purpose of cost efficiency can be reached well.
Current electrostatic Spraying technique applies more in agricultural plant protection field, but there is many defects, also there are no in tobacco
Application in production charging perfuming.
For example, current composite charging electrostatic spraying device, the problem of device is present is only in the appearance bread of electrode
Be wound with insulating barrier, and naked between electrode inner wall and spray, under spraying high humidity environment spray to obtain electrostatic induction and
It will not leak electricity again, the diameter of conical ring electrode is inevitable very big, and its induction charging effect is limited, and wants its needle-like corona charging
Electrode is had an effect, and the charging voltage that is bound to is very high, and this security in application scenario cannot be guaranteed.
In addition, the induction type electrostatic spray nozzles in field of being sprayed insecticide at present in mechanization of agriculture, although the nozzle is realized
Quick Release, technique is simplified, but its electrostatic induction electrode is still uninsulated annular electrode, the height between electrode and spray
Electrostatic induction effect is poor and unstable under wet environment.
Also current profiling electrode static nozzle, using outer layer air curtain and internal layer air curtain, it is ensured that the stability of spraying,
Agricultural plant protection field is applied well, but its structure is not suitable for the particular surroundings of the charging perfuming of tobacco leaf production still.
In a word, there is problems with above-mentioned prior art in actual applications：（1）Do not dealt carefully between electrode and spray
Substantially stabilized droplet charging effect is difficult to ensure that under good Insulation Problems, high humidity environment, charged effect is weakened, often occurs
Sprayed deposit effect and common spraying gap are little；（2）Because exterior static ring is easy to be adhered to by feed liquid when droplet is passed through, and
Cause short circuit or high-voltage breakdown, security is difficult to ensure that.Accordingly, it would be desirable to further improve and perfect.
The content of the invention
Instant invention overcomes shortcoming of the prior art stable gas-liquid two-phase flow field knot is resulted in there is provided a kind of
Structure, spray cone angle and atomization ability can be improved, preferable gas-liquid mixed effect and atomizing effect can be obtained, electrostatic efficiency is good, peace
The strong gas-liquid two-phase electrostatic atomization nozzle of full property.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：
A kind of tobacco charging electrostatic atomization nozzle, including shower nozzle and be connected with shower nozzle discharging opening go out mist chamber, it is described go out mist chamber
Including insulation inner ring, electrode and insulation outer shroud, the insulation inner ring include tapered channel, described small-bore one end of tapered channel with
Shower nozzle discharging opening is connected, and the conical surface for the taper droplet that the tapered channel sprays with shower nozzle discharging opening agrees with, and the electrode is arranged
Outside the tapered channel, close to shower nozzle discharging opening side；The insulation outer shroud is cylindrical cavity, and insulation inner ring and electrode are set
Inside insulation outer shroud, insulation outer shroud and insulation inner ring wrap up electrode, and the insulation outer shroud side is provided with spray-head interface.Sensing
Electrode is ring taper, while ensureing that its conical surface agrees with the droplet conical surface, convenience quick for installation；Induction electrode is wrapped in absolutely
Inside edge inner ring and insulation outer shroud, reliable insulation improves atomizing effect and security.
Further, annular carrier, tapered channel heavy caliber one are additionally provided with the outside of the tapered channel of the insulation inner ring
End stretches out to form buckle.
Further, the tapered channel is small-bore is provided with O-ring seal I with insulation outer shroud junction, and the annular is held
Load portion is provided with O-ring seal II with insulation outer shroud junction, it is ensured that the reliable sealing under high humidity environment.
Further, described insulation inner ring and insulation outer shroud connect for coaxial buckle-type.
Further, the insulation outer rim side wall is provided with electrostatic generator interface, the spray-head interface and the electrostatic
Generating means interface is vertical, and the electrostatic generator connects high-tension cable, and high-tension cable is installed on described by watertight connector
Insulate on the electrostatic generator interface of outer shroud, it is ensured that while installing reliable, with good sealing.
Further, the wire stylet of high-tension cable passes through watertight connector, is installed by wiring nose and screw II from side
In on the electrode.
Further, the shower nozzle is gas-liquid two-phase internal-mixing shower nozzle, including air inlet and charging aperture, and air inlet is with entering
Material mouth is vertical.
Further, it is equipped with outside the insulation and the groove being clasped in the insulation inner ring, convenient disassembly.
Further, the spray-head interface is hex nut shape, and is circumferentially diametrically provided with screwed hole, the spiral shell opened up
Pit quantity and face number are identical or different.
Further, the cone angle of tapered channel is 20 ° -40 °.
Compared with prior art, the invention has the advantages that：
The most prominent advantage that the electrostatic atomization nozzle that the present invention is designed has is：（1）Bored with the ring that open circles cone angle matches
Shape profiling electrode can make the droplet in spraying be in optimal induction charging state, keep hollow cone mist to have with electrode inner wall
Required charging gap, so as to ensure that droplet forms sufficient charge inducing.（2）By insulating outer shroud and insulation inner ring is set
Put, the contact of droplet and ring taper electrode can be prevented effectively from, it is to avoid more Charged Droplet is piled into globule influence to the quiet of spraying
Electric induction effect, it is ensured that the electrostatic induction effect of spraying, improves coverage rate of the feed liquid in tobacco target surface.（3）Pass through
Insulator is wrapped up in inside and outside ring taper electrode, leaky is effectively prevent, it is ensured that the safety of personnel.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the structural representation of tobacco charging electrostatic atomization nozzle of the present invention；
The structural representation that Fig. 2 is insulation inner ring, insulation outer shroud coordinates；
Wherein, 1- insulate inner ring, 2- insulation outer shroud, 3- electrodes, 4- spray-head interfaces, 5- shower nozzles, 6- screw I, 7-O type sealing rings I,
8-O type sealing ring II, 9- screw II, 10- wiring nose, 11- watertight connectors, 12- high-tension cables.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not paid
Embodiment, belongs to the scope of protection of the invention.
As shown in Figure 1-2, the tobacco charging of the present embodiment with electrostatic atomization nozzle by insulation inner ring 1, insulation outer shroud 2, electricity
Pole 3, spray-head interface 4, shower nozzle 5, screw I6, O-ring seal I7, O-ring seal II8, screw II9, wiring nose 10, watertight connect
First 11 and high-tension cable 12 constitute, insulation inner ring includes tapered channel, and the cone angle of tapered channel is 20 ° -40 °, and the taper is led to
The small-bore one end in road is connected with shower nozzle discharging opening, and the conical surface for the taper droplet that tapered channel sprays with shower nozzle discharging opening agrees with, electricity
Pole is sheathed on outside the tapered channel, close to shower nozzle discharging opening side；The overall inner ring that insulate 1 is in cone shape, its outside edge
Axis direction is the face of cylinder and a circular conical surface that three diameters are not waited, and is provided with one successively from left to right in the axial direction inside it
Individual small cylindrical hole and a big conical bore, the cylindrical hole and conical bore constitute the tapered channel for traversing the insulation inner ring 1.
Insulation outer shroud is cylindrical cavity, and insulation inner ring and electrode are inside insulation outer shroud, insulation outer shroud and insulation inner ring
Electrode is wrapped up, the insulation outer shroud side is provided with spray-head interface, and the insulation outer rim side wall is provided with electrostatic generator interface.
Induction electrode is ring taper.Annular carrier is additionally provided with the outside of the tapered channel for the inner ring that insulate, induction electrode side is surrounded, is bored
Shape passage heavy caliber one end stretches out to form buckle.Offered in the insulation outer shroud 2 on the face of cylinder of its right end face
On the groove being engaged with the buckle in the insulation inner ring 1, the axis of the big cylinder of the insulation outer shroud 2, open up successively
Have a mounting hole that one and spray-head interface 4 coordinate, one with the cylindrical hole of the right side face of cylinder cooperation of the insulation inner ring 1, one
The individual cylindrical hole coordinated with the insulation inner ring 1 middle part face of cylinder, the installation position that the insulation outer shroud 2 coordinates with the spray-head interface 4
Put on side face, offer several through holes, its position and quantity and the screw thread hole site that is opened up on the side face of spray-head interface 4 and
Quantity correspondence, spray-head interface is vertical with the electrostatic generator interface, be provided with electrostatic generator interface one with it is described
The screwed hole that watertight connector 11 is mutually installed, and the through hole that the wiring nose 10 is passed through is provided, described insulation inner ring 1 and absolutely
Edge outer shroud 2 is installed for coaxial buckle-type.Tapered channel is small-bore to be provided with O-ring seal I7, the ring with insulation outer shroud junction
Shape supporting part is provided with O-ring seal II8 with insulation outer shroud junction.
A threaded counter bore is offered on end face where the great circle of conical bore on the induction electrode 3.High-tension electricity
The wire stylet of cable 12 is with after the firm welding of wiring nose 10, through the mounting hole of the watertight connector 11, and using described
Screw II9 pass through the wiring nose 10 cylindrical hole, from side be installed on the threaded counter bore of the induction electrode 3.
The spray-head interface 4 is installed on the external screw thread cylinder on the right side of shower nozzle 5, and by the insulation outer shroud 2
Several screwed holes are offered along its diametric(al) on the nut mounting hole opened up, the outer peripheral face of the nut 4, by the insulation
Outer shroud 2 and its remaining parts of connection are arranged on the spray-head interface 4 by the screw I6, the spray-head interface 4
The spacing that a distance is a is stayed between left side and the right side cylinder of the shower nozzle 5, spacing a is used to install corresponding nozzle
Support（Not shown in figure）.Shower nozzle 5 is gas-liquid two-phase internal-mixing shower nozzle, and spray-head interface hangs down with the electrostatic generator interface
Directly.Spray-head interface is hex nut shape, and is circumferentially diametrically provided with screwed hole, and the screw thread hole number opened up is identical with face number
Or it is different.
The inner ring 1 that insulate can be high pressure resistant insulation material, the good high rigidity engineering plastic of such as insulating properties with insulation outer shroud 2
Such as Teflon, polyvinyl chloride, polypropylene, nylon are expected, to ensure the security of induction charging effect and nozzle.Induction electrode 3
It can be processed using copper material.
The course of work of electrostatic atomization nozzle：High-tension cable connects high-voltage electrostatic generator, feed liquid and gas respectively by
The gentle body end in feed liquid end of shower nozzle enters shower nozzle, after shower nozzle internal mix, and the atomized liquid of first time is sprayed by the nozzle on right side
Drop, the atomized drop of ejection is flown into after the electrostatic field of electrostatic component generation, charge inducing on atomized drop band, and Charged Droplet is flying
Secondary-atomizing process is completed during going out electrostatic field, final absorption completes charging perfuming process on target tobacco surface.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of tobacco charging electrostatic atomization nozzle, including shower nozzle and be connected with shower nozzle discharging opening go out mist chamber, its feature exists
In：It is described go out mist chamber include insulation inner ring, electrode and insulation outer shroud, the insulation inner ring include tapered channel, the taper lead to
The small-bore one end in road is connected with shower nozzle discharging opening, the conical surface contract for the taper droplet that the tapered channel sprays with shower nozzle discharging opening
Close, the electrode is annular centrum, is sheathed on outside the tapered channel；The insulation outer shroud is cylindrical cavity, and insulate inner ring
With electrode inside insulation outer shroud, insulation outer shroud and insulation inner ring wrap up electrode, and the insulation outer shroud side is provided with shower nozzle
Interface.
2. tobacco charging according to claim 1 electrostatic atomization nozzle, it is characterised in that：The taper of the insulation inner ring
Annular carrier is additionally provided with the outside of passage, tapered channel heavy caliber one end stretches out to form buckle.
3. tobacco charging according to claim 2 electrostatic atomization nozzle, it is characterised in that：The tapered channel is small-bore
O-ring seal I is provided with insulation outer shroud junction, the annular carrier is provided with O-ring seal II with insulation outer shroud junction.
4. tobacco charging according to claim 2 electrostatic atomization nozzle, it is characterised in that：Described insulation inner ring and absolutely
Edge outer shroud connects for coaxial buckle-type.
5. tobacco charging according to claim 1 electrostatic atomization nozzle, it is characterised in that：The insulation outer rim side wall is set
There is electrostatic generator interface, the spray-head interface is vertical with the electrostatic generator interface, the electrostatic generator connects
High-tension cable is connect, high-tension cable is installed on by watertight connector on the electrostatic generator interface of the insulation outer shroud.
6. tobacco charging according to claim 5 electrostatic atomization nozzle, it is characterised in that：The wire stylet of high-tension cable is worn
Watertight connector is crossed, is installed on by wiring nose and screw II from side on the electrode.
7. tobacco charging according to claim 1 electrostatic atomization nozzle, it is characterised in that：The shower nozzle is gas-liquid two-phase
Internal-mixing shower nozzle, including air inlet and charging aperture, and air inlet is vertical with charging aperture.
8. tobacco charging according to claim 2 electrostatic atomization nozzle, it is characterised in that：Be equipped with outside the insulation with
The groove being clasped in the insulation inner ring.
9. the electrostatic atomization nozzle of the tobacco charging according to one of claim 2-6, it is characterised in that：The spray-head interface
For hex nut shape, and it is circumferential be diametrically provided with screwed hole, the screw thread hole number and face number opened up is identical or different.
10. the electrostatic atomization nozzle of the tobacco charging according to one of claim 1-6, it is characterised in that：Tapered channel
Cone angle is 20 ° -40 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267566.4A CN107096658A (en) | 2017-04-21 | 2017-04-21 | A kind of tobacco charging electrostatic atomization nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710267566.4A CN107096658A (en) | 2017-04-21 | 2017-04-21 | A kind of tobacco charging electrostatic atomization nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107096658A true CN107096658A (en) | 2017-08-29 |
Family
ID=59656335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710267566.4A Pending CN107096658A (en) | 2017-04-21 | 2017-04-21 | A kind of tobacco charging electrostatic atomization nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107096658A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020154655A1 (en) * | 2019-01-25 | 2020-07-30 | Spraying Systems Co. | Induction device for electrostatic spray nozzle assembly |
| CN111940192A (en) * | 2020-07-17 | 2020-11-17 | 曹文宏 | Electrostatic atomization spray nozzle blockage clearing device |
| CN113907443A (en) * | 2021-09-30 | 2022-01-11 | 南方科技大学 | Electrostatic spraying device, electronic cigarette and electronic cigarette atomization method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020154655A1 (en) * | 2019-01-25 | 2020-07-30 | Spraying Systems Co. | Induction device for electrostatic spray nozzle assembly |
| CN111940192A (en) * | 2020-07-17 | 2020-11-17 | 曹文宏 | Electrostatic atomization spray nozzle blockage clearing device |
| CN113907443A (en) * | 2021-09-30 | 2022-01-11 | 南方科技大学 | Electrostatic spraying device, electronic cigarette and electronic cigarette atomization method |
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