CN105234017A - Double-air-duct charge spraying device - Google Patents
Double-air-duct charge spraying device Download PDFInfo
- Publication number
- CN105234017A CN105234017A CN201510707336.6A CN201510707336A CN105234017A CN 105234017 A CN105234017 A CN 105234017A CN 201510707336 A CN201510707336 A CN 201510707336A CN 105234017 A CN105234017 A CN 105234017A
- Authority
- CN
- China
- Prior art keywords
- cylindrical outer
- air channel
- outer tube
- spray device
- pipeline section
- 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.)
- Granted
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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
- B05B5/03—Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/18—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area using fluids, e.g. gas streams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
Abstract
The invention provides a double-air-duct charge spraying device which comprises an outer air duct and an inner air duct. The outer air duct comprises a cylindrical outer pipe segment and an outer draught fan. The outer draught fan is fixedly arranged at the tail end of the cylindrical outer pipe segment. The inner air duct comprises a reducing inner pipe segment, an electrode, a nozzle, a water delivery pipe and an inner draught fan. The reducing inner pipe segment is coaxially and fixedly arranged in the cylindrical outer pipe segment. The electrode is fixedly arranged at the front end of the reducing inner pipe segment. The inner draught fan is fixedly arranged at the tail end of the reducing inner pipe segment. The nozzle is arranged in the reducing inner pipe segment and connected with the water delivery pipe through a quick connector. According to the double-air-duct charge spraying device, through structural design of the outer air duct and the inner air duct, charge water mist entrainment can be solved, and the requirements for hygiene and disease control, agricultural plant protection, cooling, dedusting and the like of different occasions can be met, an electrode ring is kept dry, the charge stability of the spraying device is improved, chemical waste is reduced, and the spraying distance is increased.
Description
Technical field
The invention belongs to electrostatic charged spray field, be specifically related to a kind of two air channels electrostatic charged spray device.
Background technology
Induc-tion charging spray technique is a kind of method utilizing the motion of electrostatic interaction control droplet to improve spray characteristics, and this technology has been widely used in the fields such as electrostatic spraying, film preparation, reaction-injection moulding, Electrostatic, pesticide spraying.In the method, droplet carries the electric charge contrary with electrode, and the fine mist that kinetic energy is less under electric field force effect oppositely can be entrainmented along electric field line to injection.Conventional axial flow wind feed technique shows on large-scale sprayer still can, but for small-sized or hand-held atomizer, the restriction of power of fan and volume can be amplified entrainmenting the harm brought, such as, droplet entrainments to electrode and deposits, when voltage raises there is corona discharge in hydrops position, causes spraying electric current to reduce; Secondly, the coverage of entrainmenting often is greater than the discharge area in gradual shrinkage air channel, causes the droplet refluxed to form hydrops on the outer wall of air channel, not only wastes liquid, affect the Consumer's Experience of product simultaneously.
Therefore necessary development one can solve charged water mists and entrainments, and can meet again two air channels sprayer of different occasion spraying distance requirement.
Summary of the invention
The object of the invention is to solve deficiency of the prior art, and a kind of two air channels electrostatic charged spray device is provided, solve the problem that charged water mists entrainments, improve the charged stability of sprayer, reduce liquid waste, improve spraying distance by the structure optimization of whole device, the requirement of the different occasions such as health and epidemic prevention, agricultural plant protection, cooling dedusting to spraying distance can be met, thus overcome induc-tion charging spray technique technical barrier in actual applications.
Technical scheme of the present invention is: a kind of two air channels electrostatic charged spray device, comprises outer air duct and interior air channel;
Described outer air duct comprises cylindrical outer tube section and outer blower fan, and described outer blower fan is fixedly mounted on the end of described cylindrical outer tube section;
Described interior air channel comprises pipeline section in gradual shrinkage, electrode, nozzle, water-supply-pipe and inner blower; In described gradual shrinkage, pipeline section is coaxially fixedly mounted in described cylindrical outer tube section, and described electrode is fixedly installed on the front end of pipeline section in described gradual shrinkage, and described inner blower is fixedly mounted on the end of pipeline section in described gradual shrinkage; Described nozzle to be arranged in described gradual shrinkage in pipeline section and between described electrode and described inner blower, described nozzle is connected by snap joint with described water-supply-pipe.
In such scheme, in described gradual shrinkage, pipeline section comprises converging transition, and described converging transition adopts the pungent think of base curves in Vito, and the front end of described converging transition connects the first straight length, rear end connects the second straight length, and the diameter of described first straight length is less than the diameter of described second straight length.
In such scheme, the end of described cylindrical outer tube section is also installed with current collector.
In such scheme, the Front-end Design of described cylindrical outer tube section is extension mouth, and described extension mouth is circular arc.
In such scheme, also comprise torpedo-shaped baffle, described torpedo-shaped baffle is coaxially fixed in described gradual shrinkage in pipeline section, and it is inner that described nozzle and described snap joint are arranged on described torpedo-shaped baffle.
In such scheme, also comprise tabular baffle, the side of described tabular baffle is fixedly connected with the rear end of pipeline section in described gradual shrinkage, opposite side is fixedly connected with the front end of described cylindrical outer tube section, the quantity of described tabular baffle is 4, and 4 described tabular baffles to be evenly distributed in described gradual shrinkage between pipeline section and described cylindrical outer tube section.
In such scheme, the shape of described electrode is annular.
Further, the plane of described electrode and the outlet distance of described nozzle are 6-10 millimeter.
In such scheme, also comprise hand-held lever, described hand-held lever is fixedly installed on the shell of described cylindrical outer tube section, and described hand-held lever and described cylindrical outer tube section are for tilt to install, and tilt angle alpha is 30-45 degree.
In such scheme, in described cylindrical outer tube section and described gradual shrinkage, pipeline section is made up of insulating materials.
The present invention compared with prior art has following beneficial effect:
1, the present invention is by the structural design in outer air duct and interior air channel, the axial flow blower installing different air quantity at the afterbody in described outer air duct and described interior air channel respectively forms series connection, described exogenous wind owner will provide a ring shape air curtain, carry out Secondary Air to the fine mist of entrainmenting backflow to send, prevent it to be deposited on described interior air channel; Described inner blower mainly provides droplet group transmitting power forward, and keeps the drying of described electrode.
2, extension mouth of the present invention can increase airflow function scope; Described current collector can improve the intake of described outer blower fan.
3, torpedo-shaped water conservancy diversion physical efficiency of the present invention effectively reduces the windage of described nozzle and the formation of snap joint step surface.
4, between outer air duct of the present invention and described interior air channel, tabular baffle is set, effectively can promotes annular air curtain air-out speed and uniformity.
5, hand-held lever of the present invention and described cylindrical outer tube section 1 are for tilt to install, and ensure that sprayer is convenient to the certain angle that raises up in use, are conducive to improving spraying distance.
Accompanying drawing explanation
Fig. 1 is two air channels electrostatic charged spray apparatus structure schematic diagram of one embodiment of the invention;
Fig. 2 is that two air channel electrostatic charged spray device E of one embodiment of the invention are to partial schematic diagram.
In figure, 1, cylindrical outer tube section; 2, pipeline section in gradual shrinkage; 3, outer blower fan; 4, electrode; 5, nozzle; 6, water-supply-pipe; 7, inner blower; 8, snap joint; 9, converging transition; 10, current collector; 11, extension mouth; 12, torpedo-shaped baffle; 13, tabular baffle; 14, hand-held lever; 15, insulating support; 16, screw; 17, the first straight length; 18, the second straight length.
Detailed description of the invention
Below in conjunction with accompanying drawing detailed description of the invention, the present invention is described in further detail, but protection scope of the present invention is not limited to this.
Figure 1 shows that a kind of embodiment of of the present invention pair of air channel electrostatic charged spray device, the air channel of described pair of air channel electrostatic charged spray device is divided into inside and outside two-layer, comprise outer air duct and interior air channel, the afterbody in described outer air duct and described interior air channel installs the axial flow blower formation series connection of different air quantity respectively, wherein the outer fan delivery of outer air duct is greater than the inner blower air quantity in interior air channel, when described pair of air channel electrostatic charged spray device work, two blower fans run simultaneously, acting in conjunction, overcomes induc-tion charging spray technique technical barrier in actual applications.
Described outer air duct comprises cylindrical outer tube section 1, outer blower fan 3 and hand-held lever 14, and described outer blower fan 3 is fixedly mounted on the end of described cylindrical outer tube section 1; Described outer blower fan 3 mainly provides a ring shape air curtain, carries out Secondary Air send the fine mist of entrainmenting backflow, prevents it to be deposited on described interior air channel.
The Front-end Design of described cylindrical outer tube section 1 is extension mouth 11, and described extension mouth 11 is circular arc, increases airflow function scope.The end of described cylindrical outer tube section 1 is installed with current collector 10, and the outside that described current collector 10 is positioned at described outer blower fan 3 is used for improving the intake of described outer blower fan 3.
Described hand-held lever 14 is fixedly installed on the shell of described cylindrical outer tube section 1, described hand-held lever 14 is with described cylindrical outer tube section 1 for tilt to install, and preferably, tilt angle alpha is 30-45 degree, ensure that sprayer is convenient to the certain angle that raises up in use, be conducive to improving spraying distance.
Described interior air channel comprises pipeline section 2 in gradual shrinkage, electrode 4, nozzle 5, water-supply-pipe 6, inner blower 7 and torpedo-shaped baffle 12.In described gradual shrinkage, pipeline section 2 is coaxially fixedly mounted in described cylindrical outer tube section 1, in described gradual shrinkage, pipeline section 2 comprises converging transition 9, described converging transition 9 adopts the pungent think of base curves in Vito, the front end of described converging transition 9 connects the first straight length 17, rear end connects the second straight length 18, and the diameter of described first straight length 17 is less than the diameter of described second straight length 18.
The shape of described electrode 4 is annular, and described electrode 4 is fixedly installed on the exit of the front end of pipeline section 2 in described gradual shrinkage by several insulating supports 15.Preferably, the number of described insulating support 15 is 3, and 3 described insulating supports 15 are evenly arranged on described interior air channel, and described insulating support 15 one end is fixedly connected with described electrode 4, and the other end is fixedly connected with the inwall of pipeline section 2 in described gradual shrinkage.
Described inner blower 7 is fixedly mounted on the end of pipeline section 2 in described gradual shrinkage, and described inner blower 7 mainly provides droplet group transmitting power forward, and keeps the drying of described electrode 4.Described nozzle 5 to be arranged in described gradual shrinkage in pipeline section 2 and between described electrode 4 and described inner blower 7, described nozzle 5 is connected by snap joint 8 with one end of described water-supply-pipe 6, gap below described inner blower 7 of the other end of described water-supply-pipe 6 also passes from the side of described cylindrical outer tube section 1, and spraying liquid is transported to described nozzle 5 place by described water-supply-pipe 6.The plane of described electrode 4 and the outlet distance of described nozzle 5 are 6-10 millimeter, and preferably, the plane of described electrode 4 and the outlet distance of described nozzle 5 are 7 millimeters.
Described torpedo-shaped baffle 12 is coaxially fixed in described gradual shrinkage in pipeline section 2, and preferably, described torpedo-shaped baffle 12 to be fixedly connected in described gradual shrinkage on pipeline section 2 by screw 16; It is inner that described nozzle 5 and described snap joint 8 are arranged on described torpedo-shaped baffle 12, effectively can reduce the windage of described nozzle 5 and the formation of snap joint 8 step surface.
The port of export distance of described interior air channel and described outer air duct is formulated by actual demand.
Between described outer air duct and described interior air channel, tabular baffle 13 is set, effectively can promotes annular air curtain air-out speed and uniformity.An internal diameter is had to be the hole of 4 millimeters in the middle of every block institute tabular baffle 13, in order to connect described outer air duct and described interior air channel through screw.The side of described tabular baffle 13 is fixedly connected with the rear end of pipeline section 2 in described gradual shrinkage, opposite side is fixedly connected with the front end of described cylindrical outer tube section 1, the quantity of described tabular baffle 13 is 4, and 4 described tabular baffles 13 to be evenly distributed in described gradual shrinkage between pipeline section 2 and described cylindrical outer tube section 1.
In described cylindrical outer tube section and described gradual shrinkage, pipeline section is made up of insulating materials.
During concrete use, such as carry out disinfection medicine liquid spray, liquid feeding pipeline is connected described water-supply-pipe 6, described electrode 4 is by high-voltage output line connecting electrode high pressure generator, open described inner blower 7, described outer blower fan 3, supplying valve and current switch successively, arm naturally droops holds described hand-held lever 14, makes sprayer raise up at an angle, sprays towards needing the object of sterilization.When closing operation, close current switch, supplying valve, described outer blower fan 3 and described inner blower 7, so far operate end successively.
According to above-mentioned occupation mode, this pair of air-duct apparatus is also used in the sprinkling of agricultural chemicals and other chemical agents, broad range of applicability.
Described embodiment is preferred embodiment of the present invention; but the present invention is not limited to above-mentioned embodiment; when not deviating from flesh and blood of the present invention, any apparent improvement that those skilled in the art can make, replacement or modification all belong to protection scope of the present invention.
Claims (10)
1. two air channels electrostatic charged spray device, is characterized in that, comprise outer air duct and interior air channel;
Described outer air duct comprises cylindrical outer tube section (1) and outer blower fan (3), and described outer blower fan (3) is fixedly mounted on the end of described cylindrical outer tube section (1);
Described interior air channel comprises pipeline section in gradual shrinkage (2), electrode (4), nozzle (5), water-supply-pipe (6) and inner blower (7); In described gradual shrinkage, pipeline section (2) is coaxially fixedly mounted in described cylindrical outer tube section (1), described electrode (4) is fixedly installed on the front end of pipeline section (2) in described gradual shrinkage, and described inner blower (7) is fixedly mounted on the end of pipeline section (2) in described gradual shrinkage; Described nozzle (5) to be arranged in described gradual shrinkage in pipeline section (2) and to be positioned between described electrode (4) and described inner blower (7), and described nozzle (5) is connected by snap joint (8) with described water-supply-pipe (6).
2. according to claim 1 pair of air channel electrostatic charged spray device, it is characterized in that, in described gradual shrinkage, pipeline section (2) comprises converging transition (9), described converging transition (9) adopts the pungent think of base curves in Vito, the front end of described converging transition (9) connects the first straight length (17), rear end connects the second straight length (18), and the diameter of described first straight length (17) is less than the diameter of described second straight length (18).
3. according to claim 1 pair of air channel electrostatic charged spray device, is characterized in that, the end of described cylindrical outer tube section (1) is also installed with current collector (10).
4. according to claim 1 pair of air channel electrostatic charged spray device, is characterized in that, the Front-end Design of described cylindrical outer tube section (1) is extension mouth (11), and described extension mouth (11) is circular arc.
5. according to claim 1 pair of air channel electrostatic charged spray device, it is characterized in that, also comprise torpedo-shaped baffle (12), described torpedo-shaped baffle (12) is coaxially fixed in described gradual shrinkage in pipeline section (2), and it is inner that described nozzle (5) and described snap joint (8) are arranged on described torpedo-shaped baffle (12).
6. according to claim 1 pair of air channel electrostatic charged spray device, it is characterized in that, also comprise tabular baffle (13), the side of described tabular baffle (13) is fixedly connected with the rear end of pipeline section (2) in described gradual shrinkage, opposite side is fixedly connected with the front end of described cylindrical outer tube section (1), the quantity of described tabular baffle (13) is 4, and 4 described tabular baffles (13) to be evenly distributed in described gradual shrinkage between pipeline section (2) and described cylindrical outer tube section (1).
7. according to claim 1 pair of air channel electrostatic charged spray device, is characterized in that, the shape of described electrode (4) is annular.
8. according to claim 7 pair of air channel electrostatic charged spray device, is characterized in that, the plane of described electrode (4) and the outlet distance of described nozzle (5) are 6-10 millimeter.
9. according to claim 1 pair of air channel electrostatic charged spray device, it is characterized in that, also comprise hand-held lever (14), described hand-held lever (14) is fixedly installed on the shell of described cylindrical outer tube section (1), described hand-held lever (14) and described cylindrical outer tube section (1) are for tilt to install, and tilt angle alpha is 30-45 degree.
10. according to claim 1 pair of air channel electrostatic charged spray device, is characterized in that, in described cylindrical outer tube section (1) and described gradual shrinkage, pipeline section (2) is made up of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707336.6A CN105234017B (en) | 2015-10-27 | 2015-10-27 | A kind of double air channel electrostatic charged spray devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510707336.6A CN105234017B (en) | 2015-10-27 | 2015-10-27 | A kind of double air channel electrostatic charged spray devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105234017A true CN105234017A (en) | 2016-01-13 |
| CN105234017B CN105234017B (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510707336.6A Expired - Fee Related CN105234017B (en) | 2015-10-27 | 2015-10-27 | A kind of double air channel electrostatic charged spray devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234017B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159459A (en) * | 2017-06-19 | 2017-09-15 | 华北电力大学（保定） | Building site of the one kind based on " charged water spray " integrates dust suppression system |
| CN112387437A (en) * | 2020-10-13 | 2021-02-23 | 江苏大学 | Antidrip ultramicro lotus electric spray device |
| WO2022266030A1 (en) * | 2021-06-17 | 2022-12-22 | Gojo Industries, Inc. | Sprayers having increased fine droplet transfer efficiency |
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2015
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Non-Patent Citations (1)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107159459A (en) * | 2017-06-19 | 2017-09-15 | 华北电力大学（保定） | Building site of the one kind based on " charged water spray " integrates dust suppression system |
| CN107159459B (en) * | 2017-06-19 | 2019-05-03 | 华北电力大学（保定） | The comprehensive dust suppression system in building site of the one kind based on " charged water spray " |
| CN112387437A (en) * | 2020-10-13 | 2021-02-23 | 江苏大学 | Antidrip ultramicro lotus electric spray device |
| WO2022266030A1 (en) * | 2021-06-17 | 2022-12-22 | Gojo Industries, Inc. | Sprayers having increased fine droplet transfer efficiency |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105234017B (en) | 2017-12-29 |
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| CB03 | Change of inventor or designer information |
Inventor after: Wang Junfeng Inventor after: Gu Weijie Inventor after: Huang Ying Inventor after: Liang Xiaohui Inventor after: Chu Jinjing Inventor before: Wang Junfeng Inventor before: Gu Weijie Inventor before: Liang Xiaohui Inventor before: Chu Jinjing |
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Effective date of registration: 20170207 Address after: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Applicant after: Jiangsu University Applicant after: Experimental Instrument Factory of Academy of Military Medical Sciences of PLA Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Applicant before: Jiangsu University |
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Granted publication date: 20171229 Termination date: 20191027 |