CN104772242B - Atomizer - Google Patents
Atomizer Download PDFInfo
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- CN104772242B CN104772242B CN201510202751.6A CN201510202751A CN104772242B CN 104772242 B CN104772242 B CN 104772242B CN 201510202751 A CN201510202751 A CN 201510202751A CN 104772242 B CN104772242 B CN 104772242B
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- venturi
- tracheae
- shower nozzle
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Abstract
The invention discloses a kind of atomizer, it includes：Nozzle body；Venturi tracheae, the venturi tracheae is arranged in nozzle body, and is provided with liquid phase inlet hole in the venturi section of the venturi tracheae；Air inlet, the air inlet is connected on nozzle body, and air inlet is connected with the import of venturi tracheae；Inlet, the inlet is also connected on nozzle body, and inlet is also connected with the liquid phase inlet hole of venturi tracheae；Shower nozzle, the front end of the shower nozzle is provided between diverging head, and the outlet of shower nozzle and diverging head and forms atomized spray passage, and the shower nozzle is connected on nozzle body, and shower nozzle is connected with the outlet of venturi tracheae, the front end of diverging head is provided with annular hot-wire coil.The present invention can be sufficiently mixed gas-liquid two-phase, while the uniformity of atomized particle size and Pcnten-1 yne-4 is substantially increased, simple in construction, low cost.
Description
Technical field
The present invention relates to a kind of atomizer, belong to spraying equipment technical field.
Background technology
At present, the dust of below the 10um particle diameters produced in industrial processes, it is difficult to which natural subsidence, not only has a strong impact on
Workman's is healthy, the dust explosion of danger is also resulted in, while being on the rise with air pollution, environmental protection problem
It is abnormal prominent, atomizer is in environmental protection, and the utilization in spray for dust suppression field is also more and more extensive.But due to technical conditions
Limitation, existing atomizer is not combined with electrostatic precipitator technology, and the drop after atomization adsorbs the effect of respirable dust
It is not good.
In order to solve the problem of prior art is present, people have carried out long-term exploration, it is proposed that miscellaneous solution
Scheme.For example, Chinese patent literature discloses a kind of liquid gas two-phase atomizer [application number：201220000554.8], including
Fluid chamber, air chamber, hybrid chamber and spray orifice, described fluid chamber and air chamber are communicated with hybrid chamber, described hybrid chamber with
Spray orifice is communicated, and liquid inlet and gas access is respectively equipped with fluid chamber and air chamber, described spray orifice outer end is provided with diffusion
Head, described diffusion tip is connected and communicated with spray orifice.
Such scheme improves prior art to a certain extent, can be sufficiently mixed gas and liquid, hits atomization effect
Fruit is also preferable.But, the liquid gas two-phase atomizer is not combined with existing electrostatic precipitator technology, hits the liquid after atomization
The effect of drop absorption respirable dust is poor, and atomizing effect is less desirable.
The content of the invention
The technical problems to be solved by the invention be the defect for overcoming prior art there is provided a kind of atomizer, it is not only
Can be sufficiently mixed gas-liquid two-phase, while the uniformity of atomized particle size and Pcnten-1 yne-4 is substantially increased, simple in construction, cost
It is low, and the drop fast live line after atomization can be made, dust removal ability is improved, so that dust removing effects are substantially improved.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of atomizer, it includes：
Nozzle body；
Venturi tracheae, the venturi tracheae is arranged in nozzle body, and the venturi section of the venturi tracheae
On be provided with liquid phase inlet hole；
Air inlet, the air inlet is connected on nozzle body, and air inlet is connected with the import of venturi tracheae；
Inlet, the inlet is also connected on nozzle body, and the liquid phase of inlet and venturi tracheae is sucked
Hole is also connected；
Shower nozzle, the front end of the shower nozzle, which is provided between diverging head, and the outlet of shower nozzle and diverging head, forms atomization spray
Passage is penetrated, the shower nozzle is connected on nozzle body, and shower nozzle is connected with the outlet of venturi tracheae, dissipates the front end of head
It is provided with annular hot-wire coil.
Further, annular hot-wire coil is powered source for high-voltage DC power supply.
Further, the coupling part on shower nozzle between the outlet of venturi tracheae and diverging head is Openworks shape, and should
Coupling part is gradually to the closing in shape in diverging head direction.
Further for avoiding causing severe Karman vortex street phenomenon, diverging head is frustum cone structure.
Further for being conducive to reaching making a concerted effort for maximum in injection so that without too high when this atomizer works
Pressure can just reach higher jet velocity and atomizing effect, air inlet, nozzle body, shower nozzle, venturi tracheae and diverging
The longitudinal center line of head is on same straight line.
Further make nozzle body that there is very strong yield strength and preferable wearability, nozzle body is stainless by SUS303
Steel is made.
Further for enabling shower nozzle high temperature resistant, and with higher wearability, shower nozzle is made up of carbofrax material.
Further, the inner passage of inlet and/or air inlet is cylindrical channel.
Employ after above-mentioned technical proposal, the intermediate gas flow path of nozzle body is designed as venturi tracheae, when gas warp
When crossing venturi section, gas flow rate reaches maximum, and static pressure is minimum, a pressure difference can be now produced at venturi, this pressure difference conduct
The external suction of venturi upper liquid, venturi tracheae is sucked by it by liquid phase inlet hole, and now liquid is mixed with Vigorous gas
Close, liquid crushing, sprayed in the outlet of venturi tracheae, because gas has very high annular velocity, liquid velocity is relatively low,
Larger speed difference, the huge friction of gas-liquid generation and shear action are formed, liquid is drawn as the elongated silk of a rule, at these
The relatively thin place of silk is broken and formed quickly the droplet smiled, and liquid is by primary atomization；Broken line droplet as air-flow is along spray
The air flue of mouth main body is accelerated to spray outlet, forms minute bubbles, and when bubble reaches exit, external pressure is reduced suddenly,
A large amount of air bubble expansion ruptures, produce cavitation phenomenon, and it continues to destroy tear, liquid secondary-atomizing to droplet around；Secondary-atomizing
After diverging head at gas-liquid impingement afterwards to shower nozzle, droplet hits atomization again, realizes three atomizations of liquid, thus can
Enough it is sufficiently mixed gas-liquid two-phase, while the uniformity of atomized particle size and Pcnten-1 yne-4 is substantially increased, simple in construction, cost
It is low；In addition, the drop after atomization is caused by being connected with after the annular hot-wire coil of high-voltage DC power supply by induc- tion charging mode
Certain electricity on droplet band, so that droplet pick-up performance is substantially improved, allows the rapid flocking settling of respiration dust；Furthermore, while can be with
By changing the size of high-voltage DC power supply voltage, between annular hot-wire coil size, and annular hot-wire coil and diverging head
Distance, so as to change the charge-mass ratio of water smoke, improve the dust removing effects of droplet.
Brief description of the drawings
Fig. 1 is the sectional view of the atomizer of the present invention；
Fig. 2 is the structural representation of the forward end of the diverging head of the present invention.
Embodiment
In order that present disclosure is easier to be clearly understood, it is right below according to specific embodiment and with reference to accompanying drawing
The present invention is described in further detail.
As shown in Figure 1, 2, a kind of atomizer, it includes：
Nozzle body 2；
Venturi tracheae 6, venturi tracheae 6 is arranged in nozzle body 2, and the venturi Duan Shangkai of venturi tracheae 6
There is liquid phase inlet hole 61；Sealing ring 3 is provided between venturi tracheae 6 and the inner chamber of nozzle body 2；
Air inlet 1, air inlet 1 is connected on nozzle body 2, and air inlet 1 is connected with the import of venturi tracheae 6
It is logical；
Inlet 4, inlet 4 is also connected on nozzle body 2, and the liquid phase of inlet 4 and venturi tracheae 6 is sucked
Hole 61 is connected；
Shower nozzle 5, the front end of shower nozzle 5, which is provided between diverging first 7, and the outlet and diverging first 7 of shower nozzle 8, forms atomization spray
Passage is penetrated, the shower nozzle 5 is connected on nozzle body 2, and shower nozzle 5 is connected with the outlet of venturi tracheae 6, diverging first 7
Front end be provided with annular hot-wire coil 8.First 7 front portion of diverging can be lengthened to increase its intrinsic frequency, to prevent during spraying
Undue vibration.
Annular 8 energization sources of hot-wire coil are high-voltage DC power supply.
As shown in figure 1, the coupling part on shower nozzle 5 between the outlet and diverging first 7 of venturi tracheae 6 is Openworks shape,
And the coupling part is gradually to the closing in shape for dissipating first 7 direction.
As shown in figure 1, diverging first 7 is frustum cone structure.
As shown in figure 1, air inlet 1, nozzle body 2, shower nozzle 5, venturi tracheae 6 and the longitudinal center line of diverging first 7 exist
On same straight line.
Nozzle body 2 is made up of SUS303 stainless steels.
Shower nozzle 5 is made up of carbofrax material.
As shown in figure 1, the inner passage of inlet 4 and/or air inlet 1 is cylindrical channel.Here air inlet 1 and enter
Liquid mouthful 4 can take the shape and structure of a variety of various kinds, as long as being easy to liquids and gases to rapidly enter the mixing of venturi tracheae 6 i.e.
Can.
The operation principle of the present invention is as follows：
The intermediate gas flow path of nozzle body 2 is designed as venturi tracheae 6, when gas is by venturi section, gas flow rate
Reach maximum, static pressure is minimum, can now produce a pressure difference at venturi, this pressure difference as venturi upper liquid external suction
Power, sucks venturi tracheae 6, now liquid is mixed with Vigorous gas, liquid crushing, in Wen Qiu by it by liquid phase inlet hole 61
In tracheae 6 outlet injection, because gas has very high annular velocity, liquid velocity is relatively low, forms larger speed difference,
The huge friction of gas-liquid generation and shear action, liquid are drawn as the elongated silk of a rule, break quickly at these relatively thin place
The droplet of smile is split and is formed, liquid is by primary atomization；Broken line droplet as air flue of the air-flow along nozzle body 2 is to spray
Head outlet is accelerated, and forms minute bubbles, and when bubble reaches exit, external pressure is reduced suddenly, a large amount of air bubble expansion ruptures,
Cavitation phenomenon is produced, it continues to destroy tear, liquid secondary-atomizing to droplet around；Gas-liquid impingement after secondary-atomizing is to shower nozzle
After diverging head at 5, droplet hits atomization again, realizes three atomizations of liquid, this makes it possible to make gas-liquid two-phase abundant
Mixing, while the uniformity of atomized particle size and Pcnten-1 yne-4 is substantially increased, simple in construction, low cost；In addition, the liquid after atomization
Drop causes certain electricity on droplet band by being connected with after the annular hot-wire coil 8 of high-voltage DC power supply by induc- tion charging mode,
So that droplet pick-up performance is substantially improved, the rapid flocking settling of respiration dust is allowed；Furthermore, while can be by changing high voltage direct current
The size of source voltage, annular hot-wire coil size, and annular hot-wire coil 8 and diverging first the distance between 7, so as to change water
The charge-mass ratio of mist, improves the dust removing effects of droplet.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effect carry out
It is further described, should be understood that the specific embodiment that the foregoing is only the present invention, is not limited to this
Invention, within the spirit and principles of the invention, any modifications, equivalent substitutions and improvements done etc. should be included in this hair
Within bright protection domain.
Claims (5)
1. a kind of atomizer, it is characterised in that it includes：
Nozzle body (2)；
Venturi tracheae (6), the venturi tracheae (6) is arranged in nozzle body (2), and the venturi tracheae (6)
Venturi section on be provided with liquid phase inlet hole (61)；
Air inlet (1), the air inlet (1) is connected on nozzle body (2), and air inlet (1) and venturi tracheae (6)
Import is connected；
Inlet (4), the inlet (4) is also connected on nozzle body (2), and inlet (4) and venturi tracheae (6)
Liquid phase inlet hole (61) be connected；
Shower nozzle (5), the front end of the shower nozzle (5) is provided with diverging head (7), and shower nozzle (5) outlet and diverging head (7) it
Between form atomized spray passage, the shower nozzle (5) is connected on nozzle body (2), and shower nozzle (5) and venturi tracheae (6)
Outlet be connected, diverging head (7) front end be provided with annular hot-wire coil (8), described annular hot-wire coil (8) is powered
Source is high-voltage DC power supply, and the size of the voltage by changing high-voltage DC power supply, annular hot-wire coil size and annular are logical
Electric coil (8) is with dissipating the distance between head (7), so as to change the charge-mass ratio of water smoke, improves the dust removing effects of droplet；
Coupling part on described shower nozzle (5) between the outlet of venturi tracheae (6) and diverging head (7) is Openworks shape, and
And the coupling part is gradually to the closing in shape in diverging head (7) direction；
Described diverging head (7) is frustum cone structure.
2. atomizer according to claim 1, it is characterised in that：Described air inlet (1), nozzle body (2), shower nozzle
(5), the longitudinal center line of venturi tracheae (6) and diverging head (7) is on same straight line.
3. atomizer according to claim 1 or 2, it is characterised in that：The nozzle body (2) is by SUS303 stainless steels
It is made.
4. atomizer according to claim 1 or 2, it is characterised in that：Described shower nozzle (5) is by carbofrax material system
Into.
5. atomizer according to claim 1 or 2, it is characterised in that：Described inlet (4) and/or air inlet (1)
Inner passage be cylindrical channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510202751.6A CN104772242B (en) | 2015-04-24 | 2015-04-24 | Atomizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510202751.6A CN104772242B (en) | 2015-04-24 | 2015-04-24 | Atomizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104772242A CN104772242A (en) | 2015-07-15 |
| CN104772242B true CN104772242B (en) | 2017-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510202751.6A Active CN104772242B (en) | 2015-04-24 | 2015-04-24 | Atomizer |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215579A (en) * | 2016-07-19 | 2016-12-14 | 孟祥雷 | A kind of air cleaner |
| CN106861475B (en) * | 2017-01-22 | 2022-10-21 | 杭州中泰深冷技术股份有限公司 | Gas-liquid mixed injection structure and method thereof |
| CN107409958B (en) * | 2017-07-31 | 2020-02-21 | 江苏大学 | Water-medicine integrated gas-liquid two-phase atomizing nozzle |
| CN107413543B (en) * | 2017-08-24 | 2023-07-21 | 农业部南京农业机械化研究所 | Induction type electrostatic spray head |
| CN111162023B (en) * | 2018-11-08 | 2023-03-21 | 北京北方华创微电子装备有限公司 | Spray device and cleaning equipment |
| CN109594511A (en) * | 2018-11-16 | 2019-04-09 | 常州信息职业技术学院 | A kind of blowing device with infrared detection |
| CN110629261B (en) * | 2019-09-23 | 2021-06-22 | 江苏维仪工业科技有限公司 | High corrosion resistance zinc-iron alloy electroplater of car connecting rod based on operation is simplified |
| US20230027492A1 (en) * | 2019-12-20 | 2023-01-26 | 2327100 Alberta Inc. | Diffuser and method of diffusing |
| CN111358993A (en) * | 2020-03-12 | 2020-07-03 | 安徽麒麟正大饲料有限公司 | Deodorization system for live pig farm |
| CN111742910B (en) * | 2020-07-17 | 2021-12-07 | 唐山市会恩科技有限公司 | Rotatory atomising head of membrane type in advance |
| CN112317152A (en) * | 2020-11-10 | 2021-02-05 | 长安大学 | Adjustable cone ring curtain presses down dirt shower nozzle |
| CN113230788B (en) * | 2021-04-15 | 2023-04-25 | 西安石油大学 | Fine dust spraying and dust falling system and intelligent atomization and dust falling method thereof |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2859650B1 (en) * | 2003-09-12 | 2006-02-24 | Gloster Sante Europ | APPARATUS FOR BRUSTING A LIQUID COMPOSITION |
| CN2877882Y (en) * | 2006-01-26 | 2007-03-14 | 上海交通大学 | Eddy flow steam-liquid atomization injector |
| CN200970564Y (en) * | 2006-11-18 | 2007-11-07 | 陈盾 | Venturi atomizer |
| CN201350429Y (en) * | 2008-12-24 | 2009-11-25 | 高立刚 | High-efficiency environmentally and friendly electrostatic atomizer of air blasting belt |
| FR2940923B1 (en) * | 2009-01-13 | 2012-02-24 | Gloster Europe | MIXING APPARATUS WITH A FRACTIONING INJECTOR |
| FR2964887B1 (en) * | 2010-09-22 | 2014-01-24 | Xeda International | LIQUID THERMONEBULIZING DEVICE AND ASSOCIATED METHOD |
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2015
- 2015-04-24 CN CN201510202751.6A patent/CN104772242B/en active Active
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Effective date of registration: 20210207 Address after: 518000 No.6 Qinglong Road, Qinglong Road, Qinghua community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Pengbo Information Technology Co.,Ltd. Address before: 213022, No. 200, Jinling North Road, Xinbei District, Jiangsu, Changzhou Patentee before: CHANGZHOU CAMPUS OF HOHAI University Effective date of registration: 20210207 Address after: 225000 Dinghuo Industrial Park, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: YANGZHOU BOTAI METALLURGY EQUIPMENT MANUFACTURE Co.,Ltd. Address before: 518000 No.6 Qinglong Road, Qinglong Road, Qinghua community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Pengbo Information Technology Co.,Ltd. |