CN203459195U - Internal mix type atomizing nozzle device - Google Patents
Internal mix type atomizing nozzle device Download PDFInfo
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- CN203459195U CN203459195U CN201320483989.7U CN201320483989U CN203459195U CN 203459195 U CN203459195 U CN 203459195U CN 201320483989 U CN201320483989 U CN 201320483989U CN 203459195 U CN203459195 U CN 203459195U
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Abstract
The utility model provides an internal mix type atomizing nozzle device which comprises a mixing cavity. Air inlet pipes are arranged on the side walls of the mixing cavity; a jet pipe is arranged at an outlet of the mixing cavity, and an airflow cover is sleeved on the outside of the jet pipe. The internal mix type atomizing nozzle device has the advantages that the nozzle device can realize double airflow atomizing and impacting effects, materials can be blown about and atomized by high-speed airflow, and formed airflow mixed fog rotates in the cavity at a high speed, is impacted and collided by the high-speed airflow again and is smashed to form mist; the internal mix type atomizing nozzle device has an ultrasonic airflow atomizing function, so that the airflow atomizing effect can be effectively improved, and compressed air can be saved; the internal mix type atomizing nozzle device has an outlet droplet atomizing function, and the air and material mixed fog can perform secondary airflow atomizing on coagulated mass which is discharged along the wall; the internal mix type atomizing nozzle device is simple in structure and is provided with large material through holes, so that blockage can be prevented; fluidic materials which are poor in fluidity and high in solid content and viscosity and even contain granular or fibrous impurities can be effectively atomized by the aid of the internal mix type atomizing nozzle device.
Description
Technical field
The utility model relates to the atomising device of flow-like material, for the internal mixing type atomizer device of a plurality of applications such as fire-fighting, environmental protection, dry, burning, spraying.
Background technology
Atomization technique is widely used in the fields such as fire-fighting, environmental protection, dry, burning, powder metallurgy, metal forming.
Chinese patent application CN 102357336 A disclose " a kind of atomizing nozzle with double-layered structure for adjustable Venturi tube ".This spray nozzle device forms " gas-in-liquid " by the pressure air that is atomized slurries and Venturi tube ejection in taper spray chamber, and breaking, pulverize at a high speed and under differential pressure action, by nozzle, is sprayed, and forms atomization.
Chinese patent application CN 103115359 A disclose " a kind of gas assisted atomization nozzle of atomization highly viscous fluid ".This spray nozzle device adopts a plurality of reducing nozzle structures, in jet pipe hybrid chamber, pressure air is mixed with slurries, and from reducing, accelerates ejection under pressure, forms atomization.
Chinese patent ZL200420047866.X discloses a kind of " high concentration slurry atomizing spray nozzle ".This spray nozzle device mixes with pressure air slurries in once-through type atomization chamber, and from reducing type nozzle, accelerates ejection under pressure, forms atomization.
Chinese patent ZL98202154.2 discloses a kind of " lengthening two venturi internal-mixing pneumatic nozzles ".This spray nozzle device is connected in series two convergent-divergent channels with long straight tube, at tube connector place access slurries, the high-speed gas mixed aerosol with entering from first order convergent-divergent channel, is subject to thermal evaporation, then accelerates ejection from second level convergent-divergent channel, forms atomization.
Chinese patent ZL200920115526.9 discloses a kind of " airflow type ultrasonic atomizing nozzle ".This spray nozzle device is throat's vertical connection of outlet of the outlet of a convergent-divergent channel and another convergent-divergent channel, form T-shaped, at meet formation hybrid chamber." one " word pipe feeding liquid wherein, " I " word pipe enters pressure air, after mixing, from the outlet of " one " word pipe, accelerates ejection, forms atomization.
Above-mentioned various atomization technique has adopted different, but the jet pipe combining structure all with convergent-divergent channel feature, by gas material, mix and pressure acceleration generation atomizing effect, the atomization that is suitable for the material that mobility is better, impurity content is lower is processed, as the atomization of the materials such as various liquid, emulsion or heavy oil is processed.But cannot poor, the high solid content of flow, high viscosity; the flow-like material that even contains particle or fibrous impurity carries out atomization processing; as municipal dewatered sludge and industrial dewatered sludge, nano material, pharmacy residue, dregs of beans etc., affected the application of atomization technique.
Summary of the invention
For the problem existing in above-mentioned technology; the purpose of this utility model is to provide a kind of internal mixing type atomizer device; the atomising device that is applicable to various flow-like materials; particularly poor, the high solid content of flow, high viscosity, the flow-like material that even contains particle or fibrous impurity carries out atomization processing.
For achieving the above object, the utility model provides a kind of internal mixing type atomizer device, wherein: this spray nozzle device includes hybrid chamber, at the sidewall of hybrid chamber, is provided with air inlet pipe; Exit at hybrid chamber is provided with playpipe, and the outer cover of playpipe is equipped with air bell.
Effect of the present utility model is:
1, there is aerodynamic atomization and clash into double action: material enters after hybrid chamber, and the high velocity air not only being entered by air inlet pipe dispels atomization, and forming air-flow mixing fog body High Rotation Speed in chamber, and by high velocity air, being impacted, collide again and again, pulverizing mist formation;
2, there is centrifugal sieving actoion: gas material mixing fog body High Rotation Speed in hybrid chamber, under centrifugal action, bulky grain rotates near cavity periphery, and molecule is gradually near the cavity center of circle, and under cavity pressure effect, enter the accelerated ejection of playpipe, realize the centrifugal screening of different-grain diameter particle, only fine particle is ejected;
3, there is supersonic airstream atomizing: air inlet pipe can produce supersonic airstream while adopting convergent-divergent channel, effectively strengthen aerodynamic atomization effect and save compressed air; There is the effect of supersonic speed secondary-atomizing: when playpipe adopts convergent-divergent channel, can spray gas material mixing fog pressurization speedup to supersonic speed, further be atomized with air impact; There is outlet drop atomizing: when gas material mixing fog body sprays from outlet, wherein adherent droplet inevitably can be agglomerating in tube wall regelation.Adopt after the air flow chamber input compressed-air of air bell and playpipe formation, can re-start aerodynamic atomization to coagulated agglomerate adherent and that go out;
4, simple in structure, material through hole is large, prevents from stopping up.
Accompanying drawing explanation
Fig. 1 is nozzle device structure schematic diagram of the present utility model.
In figure:
1, hybrid chamber 2, playpipe 3, air bell 4, air inlet pipe
The specific embodiment
By reference to the accompanying drawings and embodiment the structure of internal mixing type atomizer device of the present utility model is illustrated.
The structure of internal mixing type atomizer device of the present utility model is: this spray nozzle device includes hybrid chamber 1, at the sidewall of hybrid chamber 1, is provided with air inlet pipe 4; In the exit of hybrid chamber 1, be provided with playpipe 2, the outer cover of playpipe 2 is equipped with air bell 3.Described playpipe 2 outer surfaces and air bell 3 inner surfaces form a high velocity air chamber, air bell 3 outlets exceed the outlet of playpipe 2 in the same way and slightly with playpipe 2 outlets, to center, annular airflow chamber, shrink, the other end of described air bell 3 is provided with entrance, connects compressed air.The tangential direction that air bell 3 airintake directions are contrary with air inlet pipe 4 enters, but is not limited to this, can be also other mode of entrance.
Described hybrid chamber 1 is column cavity body structure, and radial dimension is greater than axial dimension, and axial cross section is column shape or rhombus or spindle or dumb-bell shape, can be also the combination with same structure feature.At hybrid chamber 1 Yi Ce center, be provided with outlet, opposite side is provided with material inlet.
Described playpipe 2 is tubular structure, and its inner surface is latus rectum straight tube or the reducer pipe with convergent-divergent channel feature.
Described air inlet pipe 4 inner surfaces are latus rectum straight tube or the reducer pipe with convergent-divergent channel feature, and the sidewall circumference of the interior side outlet of air inlet pipe 4 and hybrid chamber 1 is tangentially and is less than 90 ° of angles.Air inlet pipe 4 entrances connect compressed air.
4 at least 2 circular rows of described air inlet pipe are laid in the surrounding of hybrid chamber 1.
Internal mixing type atomizer apparatus function of the present utility model is achieved in that
Internal mixing type atomizer device of the present utility model is treated material from hybrid chamber 1 entrance access, from air inlet pipe 4 access compressed air, forms high velocity air and enters hybrid chamber 1.High velocity air and chamber wall tangential direction are and are less than 90 ° of angles and dispel the material entering, and form the high-speed rotational that gas material mixes.In rotary course, material particles is subject to impact, the collision of high velocity air again and again, atomized.
Under centrifugal action, gas material mixes droplet particle larger in high-speed rotational near the rotation of cavity periphery, and small droplet particle is gradually near the cavity center of circle, and under cavity pressure effect, enter playpipe 2, accelerated ejection, with air impact, is further atomized.
At droplet when the playpipe 2, adherent droplet can be in tube wall regelation agglomerating.These coagulated agglomerates are impacted by air bell 3 and the high velocity air of the air flow chamber of playpipe 2 formations in exit, re-start aerodynamic atomization.
Claims (6)
1. an internal mixing type atomizer device, is characterized in that: this spray nozzle device includes hybrid chamber (1), at the sidewall of hybrid chamber (1), is provided with air inlet pipe (4); In the exit of hybrid chamber (1), be provided with playpipe (2), the outer cover of playpipe (2) is equipped with air bell (3).
2. internal mixing type atomizer device according to claim 1, it is characterized in that: described hybrid chamber (1) is column cavity body structure, and radial dimension is greater than axial dimension, axial cross section is column shape or rhombus or spindle or dumb-bell shape, at hybrid chamber (1) Yi Ce center, be provided with outlet, opposite side is provided with material inlet.
3. internal mixing type atomizer device according to claim 1, is characterized in that: described playpipe (2) is tubular structure, and inner surface is latus rectum straight tube or the reducer pipe with convergent-divergent channel feature.
4. internal mixing type atomizer device according to claim 1, it is characterized in that: described air inlet pipe (4) inner surface is latus rectum straight tube or the reducer pipe with convergent-divergent channel feature, the sidewall circumference of the interior side outlet of air inlet pipe (4) and hybrid chamber (1) is tangentially and is less than 90 ° of angles.
5. internal mixing type atomizer device according to claim 1, is characterized in that: (4) at least 2 circular rows of described air inlet pipe are laid in the surrounding of hybrid chamber (1).
6. internal mixing type atomizer device according to claim 1, is characterized in that: described air bell (3) is provided with the compressed-air actuated entrance of access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483989.7U CN203459195U (en) | 2013-08-08 | 2013-08-08 | Internal mix type atomizing nozzle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483989.7U CN203459195U (en) | 2013-08-08 | 2013-08-08 | Internal mix type atomizing nozzle device |
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| Publication Number | Publication Date |
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| CN203459195U true CN203459195U (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320483989.7U Expired - Lifetime CN203459195U (en) | 2013-08-08 | 2013-08-08 | Internal mix type atomizing nozzle device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381398A (en) * | 2013-08-08 | 2013-11-06 | 天津市美好生活科技有限公司 | Inside-mixing atomizing nozzle device |
| CN104923505A (en) * | 2014-12-12 | 2015-09-23 | 天津市通洁高压泵制造有限公司 | Vacuum type high-pressure water jetting device |
| CN105154614A (en) * | 2015-09-29 | 2015-12-16 | 华北理工大学 | Double-medium atomizing nozzle capable of achieving atomizing under assistance of ultrasonic waves |
| CN106000227A (en) * | 2016-07-13 | 2016-10-12 | 张启辉 | System for preparing powder with gas phase and liquid phase |
| CN109253518A (en) * | 2017-07-14 | 2019-01-22 | 天津职业技术师范大学 | A kind of fountain atomising device |
| CN112246463A (en) * | 2020-12-21 | 2021-01-22 | 季华实验室 | Multi-fluid atomization device |
-
2013
- 2013-08-08 CN CN201320483989.7U patent/CN203459195U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381398A (en) * | 2013-08-08 | 2013-11-06 | 天津市美好生活科技有限公司 | Inside-mixing atomizing nozzle device |
| CN104923505A (en) * | 2014-12-12 | 2015-09-23 | 天津市通洁高压泵制造有限公司 | Vacuum type high-pressure water jetting device |
| CN105154614A (en) * | 2015-09-29 | 2015-12-16 | 华北理工大学 | Double-medium atomizing nozzle capable of achieving atomizing under assistance of ultrasonic waves |
| CN106000227A (en) * | 2016-07-13 | 2016-10-12 | 张启辉 | System for preparing powder with gas phase and liquid phase |
| CN106000227B (en) * | 2016-07-13 | 2019-01-25 | 深圳市航盛新材料技术有限公司 | Gas-liquid biphase system for powder system |
| CN109253518A (en) * | 2017-07-14 | 2019-01-22 | 天津职业技术师范大学 | A kind of fountain atomising device |
| CN112246463A (en) * | 2020-12-21 | 2021-01-22 | 季华实验室 | Multi-fluid atomization device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 300192 Tianjin Binhai New Area Huayuan Industrial Zone Haitai Development Six Road No. 6 Haitai Green Industrial Base G-301-32 Patentee after: XINGHE SPACEFLIGHT TECHNOLOGY (TIANJIN) Co.,Ltd. Address before: 300384 Haitai Green Industrial Base G-301-322, No. 6 Haitai Development Six Road, Huayuan Industrial Zone, Nankai District, Tianjin Patentee before: TIANJIN TENOVIE TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140305 |
|
| CX01 | Expiry of patent term |