CN203635379U - Multi-electrode charging electrostatic spray head - Google Patents
Multi-electrode charging electrostatic spray head Download PDFInfo
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- CN203635379U CN203635379U CN201320810343.5U CN201320810343U CN203635379U CN 203635379 U CN203635379 U CN 203635379U CN 201320810343 U CN201320810343 U CN 201320810343U CN 203635379 U CN203635379 U CN 203635379U
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Abstract
The utility model relates to a spray head, in particular to a multi-electrode charging electrostatic spray head applicable to devices for electrostatic spraying, electrostatic dust collection, electrostatic fuel oil mist spraying, electrostatic pesticide mist spraying and the like. The multi-electrode charging electrostatic spray head comprises a spray head body, a nozzle body and a spray hole piece, wherein the spray head body, the nozzle body and the spray hole piece are made of insulating materials. The outer side wall of the nozzle body is sleeved with an annular charging electrode which is in the shape of a cylindrical barrel, the length of the annular charging electrode is larger than that of the nozzle body, a net-shaped charging electrode is arranged on the end face, on the outer side of the end face of the end where a liquid outlet of the spray head body is located, of the annular charging electrode, a needle-shaped charging electrode is arranged on the periphery of the net-shaped charging electrode, and a socket is arranged on the annular charging electrode. The multi-electrode charging electrostatic spray head has the advantages that using is safe, the charging effect obtained by long charging time is ideal, the charge-to-mass ratio of fogdrops is high, the electric quantity of the fogdrops is large, the floating directionality of the fogdrops with the electric quantity is good, the penetrability of the fogdrops is good, atomization is even, and the covering rate is high.
Description
Technical field
The utility model relates to a kind of shower nozzle, relates in particular to a kind of static nozzle of the multi-electrode charging that is applicable to the equipment such as electrostatic spraying, electrostatic precipitation, static fuel spray, static pesticide spray.
Background technology
Electrostatic spray technology is that applying high voltage electrostatic technique makes liquid after nozzle atomization, uses diverse ways to make it to bring electric charge, the technology of Zhuan Cheng colony charged droplets.At present, electrostatic spray technology is being widely applied as fields such as electrostatic spraying, electrostatic precipitation, static fuel spray, static pesticide spray.Wherein, static pesticide spray technology has reduced the pollution of agricultural chemicals to environment, and has reduced the consumption of agricultural chemicals, the security that has improved food, and it is of far-reaching significance and great.Electrostatic atomization shower nozzle is one of critical component of electrostatic atomizer, Main Function is to realize medical liquid atomizing and droplet is charged, common static nozzle generally adopts single electrode charging, though atomizing effect and Spraying coverage increase, but charging effect is not ideal, the charge-mass ratio of droplet is low, and droplet carried charge is few, make the directionality that descends slowly and lightly of Charged Droplet poor, penetration of droplets ability and coverage rate are low.
Summary of the invention
The purpose of this utility model is exactly the static nozzle in order to solve existing single electrode charging, because the short charging effect producing of charging interval of droplet is not ideal, the charge-mass ratio of droplet is low, droplet carried charge is few, the directionality that descends slowly and lightly of Charged Droplet is poor, the problem that penetration of droplets ability and coverage rate are low, and provide one to there are multiple charging electrodes, can improve droplet charge-mass ratio, make the static nozzle of the multi-electrode charging that the taxis of Charged Droplet is good.
The technical solution adopted in the utility model is:
A kind of static nozzle of multi-electrode charging, comprise that internal cavity is conical sprayer body, be wrapped in the nozzle body of sprayer body outside, spray nozzle sheet on sprayer body between ejiction opening place end face and nozzle body, on nozzle body lateral wall, be set with the ring-type charging utmost point, described sprayer body, nozzle body and spray nozzle sheet are made by insulating materials, the very cylindrical tubular of described ring-type charging, the length of the ring-type charging utmost point is greater than the length of nozzle body, an end face of the ring-type charging utmost point is concordant with the end face of inlet place end on sprayer body, another end face is positioned at the end face outside of sprayer body upper liquid outlet place end, be positioned at the ring-type charging utmost point on the end face in end face outside of sprayer body upper liquid outlet place end and be provided with a netted charging utmost point, be provided with the needle-like charging utmost point at the circumferential edges of the netted charging utmost point, in described ring-type charging extremely, be provided with socket.
The large 5mm of length of the Length Ratio nozzle body of the described ring-type charging utmost point.
The described netted charging utmost point is that 120 object stainless (steel) wires are made by order number.
The head bending of the described needle-like charging utmost point, the needle-like charging utmost point is " L " type, its quantity is 6 ~ 10, be evenly distributed on the circumferential edges of the netted charging utmost point, the afterbody of the needle-like charging utmost point is all fixedly connected with the circumferential edges of the netted charging utmost point, and the head of the needle-like charging utmost point all points to the axial location of nozzle body.
The described ring-type charging utmost point, the netted charging utmost point, the needle-like charging utmost point are made by copper alloy or stainless steel material.
The lateral wall of the described ring-type charging utmost point, the circumferential edges outside of the netted charging utmost point and formed by the needle-like charging utmost point on the outside portion of tubular structure and be uniformly coated with the insulating barrier that one deck is made up of rubber or plastic material.
The beneficial effects of the utility model are:
One. the static nozzle of the multi-electrode charging that the utility model provides is rational in infrastructure, through the droplet of the ring-type charging utmost point, the netted charging utmost point and the charging of needle-like charging utmost point order, bring the electric charge identical with electrode, it is negative electrical charge, due to the repulsive interaction between droplet surface charge, be subject to the impact of Rayleigh limit, droplet continues division simultaneously, further refinement; Multi-electrode is equivalent to increase the droplet charging interval, has the effect of recharge, is conducive to improve the charge-mass ratio of droplet, and droplet carried charge obviously increases; ;
Two. the large 5mm of length of the Length Ratio nozzle of the ring-type charging utmost point, the ring-type charging utmost point is not contacted with liquid, during simultaneously by the netted charging utmost point, just the droplet of ejection has higher speed, can not produce depositional phenomenon, therefore can effectively prevent the generation of electrode back-ionization phenomenon, there is good security, the long meeting of prolongation of this section of ring-type charging utmost point causes droplet to touch ring-type filling electrode inner wall, droplet spray volume is reduced, the too short droplet charging effect herein that makes of prolongation of the ring-type charging utmost point is undesirable, be unfavorable for breaking of drop,
Three. the netted charging utmost point is that 120 object stainless (steel) wires are made by order number, charging effect and percent of pass while making droplet by the netted charging utmost point are balanced, if the charging effect when stainless (steel) wire that the extremely selected order number of netted charging is less can make droplet by the netted charging utmost point is undesirable, if percent of pass when the larger stainless (steel) wire of the extremely selected order number of netted charging can make droplet by the netted charging utmost point is too small;
Four. the needle-like charging utmost point is " L " type, the quantity of the needle-like charging utmost point is 6 ~ 10, be evenly distributed on the circumferential edges of the netted charging utmost point, if the quantity of the needle-like charging utmost point too much can cause the density of arranging of the needle-like charging utmost point excessive, increase the probability that droplet clashes into the needle-like charging utmost point, the directionality that Charged Droplet is descended slowly and lightly produces harmful effect;
Five. the ring-type charging utmost point, the netted charging utmost point, the needle-like charging utmost point are made by copper alloy or stainless steel material, make the static nozzle of the multi-electrode charging that the utility model provides there is good electric conductivity, and when the material that contains moisture in sprinkling, can there is not corrosion, can extend the service life of shower nozzle;
Six. the lateral wall of the ring-type charging utmost point, the circumferential edges of netted charging utmost point outside and formed by the needle-like charging utmost point on the outside portion of tubular structure and be uniformly coated with the insulating barrier that one deck is made up of rubber or plastic material, due to charging electrode, institute is with voltage too high, insulating barrier can be isolated from the outside charging electrode, avoids occurring electric shock accidents.
In a word, the coverage rate of the Charged Droplet that the static nozzle of the multi-electrode charging that the utility model provides produces provides approximately 30% than the coverage rate of the raw Charged Droplet of unipolar static nozzle fecund, the droplet producing is more tiny, droplet quantity is distributed between diameter 50～80mm more, atomization uniformity is better, there is use safety, charging interval is grown and the charging effect ideal of generation, the charge-mass ratio of droplet is high, droplet carried charge is many, the good directionality that descends slowly and lightly of Charged Droplet, penetration of droplets ability is strong, and atomization is the high advantage of even coverage rate all.
Accompanying drawing explanation
Fig. 1 is that the master of the static nozzle of the multi-electrode charging that provides of the utility model looks cross-sectional view.
Fig. 2 is the right TV structure schematic diagram of the static nozzle of the multi-electrode charging that provides of the utility model.
In figure: 1, sprayer body; 2, nozzle body; 3, inlet; 4, spray nozzle sheet; 5, the ring-type charging utmost point; 6, the netted charging utmost point; 7, the needle-like charging utmost point; 8, socket; 9, insulating barrier; 10, liquid outlet.
The specific embodiment
Core of the present utility model is to provide a kind of static nozzle of multi-electrode charging.
Below in conjunction with accompanying drawing, content of the present utility model is described further:
As shown in Figure 1 and Figure 2, a kind of static nozzle of multi-electrode charging, comprise that internal cavity is conical sprayer body 1, there is nozzle body 2 in sprayer body 1 outer wrap, on sprayer body 1, between ejiction opening 3 place end faces and nozzle body 2, be provided with spray nozzle sheet 4, sprayer body 1, nozzle body 2 and spray nozzle sheet 4 are made by the insulating materials such as rubber or plastics; On nozzle body 2 lateral walls, be set with the ring-type charging utmost point 5, the ring-type charging utmost point 5 is cylindrical tubular, the length of the ring-type charging utmost point 5 is greater than the length 5mm of nozzle body 2, install while fixing, an end face of the ring-type charging utmost point 5 is concordant with the end face of inlet 3 place ends on sprayer body 1, another end face is positioned at the end face outside of sprayer body 1 upper liquid outlet 10 place ends, on the ring-type charging utmost point 5, is provided with socket 8; Be positioned at the ring-type charging utmost point 5 on the end face in end face outside of sprayer body 1 upper liquid outlet 10 place ends and be provided with a netted charging utmost point 6, the netted charging utmost point 6 is that 120 object stainless (steel) wires are made by order number; Be provided with 8 head bendings at the circumferential edges of the netted charging utmost point 6, be the needle-like charging utmost point 7 of " L " type, be evenly distributed on the circumferential edges of the netted charging utmost point 6, the afterbody of the needle-like charging utmost point 7 is all fixedly connected with the circumferential edges of the netted charging utmost point 6, the head of the needle-like charging utmost point 7 all points to the axial location of nozzle body 2, outward-dipping when the afterbody of the needle-like charging utmost point 7 is connected with the netted charging utmost point 6, make to form tubular structure by the needle-like charging utmost point 7 and become toroidal; The ring-type charging utmost point 5, the netted charging utmost point 6, the needle-like charging utmost point 7 are made by copper alloy or stainless steel material, and between the ring-type charging utmost point 5 and the netted charging utmost point 6, the netted charging utmost point 6 and the needle-like annexation of charging between the utmost point 7 is electrical connection; In the circumferential edges outside of the lateral wall of the ring-type charging utmost point 5, the netted charging utmost point 6 with formed by the needle-like charging utmost point 7 on the outside portion of tubular structure and be uniformly coated with the insulating barrier 9 that one deck is made up of rubber or plastic material.
When concrete use, first on the socket 8 being positioned on the ring-type charging utmost point 5, connect electrostatic generator, after electrostatic generator work, the combined charging utmost point being connected to form by the ring-type charging utmost point 5, the netted charging utmost point 6, the needle-like charging utmost point 7 is negative high voltage; Fluid under pressure is entered by spray boom in the internal cavity of sprayer body 1, because the sectional area of infusion channel in sprayer body 1 cavity diminishes, flow velocity increases greatly, and the head of part changes velocity head into, simultaneously under the effect of the ring-type charging utmost point 5, the activity of liquid surface absorption increases, liquid meter surface layer produces and aligns significantly, causes surface tension to decline, and unstability increases, this is conducive to liquid and breaks, and droplet is tentatively charged at the end of the ring-type charging utmost point 5 extension sites.While ejection at a high speed from spray orifice, under the effect of liquid and air impact power poor at external and internal pressure, breaking is atomized into mist and drips; Droplet is during at a high speed by the netted charging utmost point 6, because droplet is conductor, add the effect of high direct voltage, the netted charging utmost point 6 and droplet form path, there is electric current to pass through, so the electric charge identical with the netted charging utmost point 6 polarity on droplet band, and because the netted charging utmost point 6 is to high speed droplet effect of impact, droplet further diminishes; Meanwhile, the needle-like charging utmost point 7 of " L " type is enough to generation to make the local highfield of surrounding air ionization, forms cation and anion, and the needle-like charging utmost point 7 of cation trend " L " type is neutralized, and the droplet stream that anion is passed is taken away.The droplet simultaneously charging through the needle-like charging utmost point 7 of the netted charging utmost point 6 and " L " type, brings the electric charge identical with electrode, i.e. negative electrical charge due to the repulsive interaction between droplet surface charge, is subject to the impact of Rayleigh limit simultaneously, and droplet continues division, further refinement.Due to the electrostatic field between nozzle and target, the descending slowly and lightly to crop target of charged fine mist, and there is obvious directionality.
Can be found out by the above specific embodiment, the static nozzle of the multi-electrode charging that the utility model provides has use safety, charging interval is grown and the charging effect ideal of generation, the charge-mass ratio of droplet is high, droplet carried charge is many, the good directionality that descends slowly and lightly of Charged Droplet, penetration of droplets ability is strong, and atomization is the high advantage of even coverage rate all.
Claims (6)
1. the static nozzle of a multi-electrode charging, comprise that internal cavity is conical sprayer body (1), be wrapped in the outside nozzle body (2) of sprayer body (1), be positioned at the spray nozzle sheet (4) between upper ejiction opening (3) the place end face of sprayer body (1) and nozzle body (2), on nozzle body (2) lateral wall, be set with the ring-type charging utmost point (5), described sprayer body (1), nozzle body (2) and spray nozzle sheet (4) are made by insulating materials, it is characterized in that: the described ring-type charging utmost point (5) is cylindrical tubular, the length of the ring-type charging utmost point is greater than the length of nozzle body (2), an end face of the ring-type charging utmost point (5) is concordant with the end face of the upper inlet (3) of sprayer body (1) place end, another end face is positioned at the end face outside of sprayer body (1) upper liquid outlet (10) place end, be positioned at the ring-type charging utmost point (5) on the end face in end face outside of sprayer body (1) upper liquid outlet (10) place end and be provided with a netted charging utmost point (6), be provided with the needle-like charging utmost point (7) at the circumferential edges of the netted charging utmost point (6), on the described ring-type charging utmost point (5), be provided with socket (8).
2. the static nozzle of multi-electrode charging according to claim 1, is characterized in that: the large 5mm of length of the Length Ratio nozzle body (2) of the described ring-type charging utmost point (5).
3. the static nozzle of multi-electrode charging according to claim 2, is characterized in that: the described netted charging utmost point (6) is that 120 object stainless (steel) wires are made by order number.
4. the static nozzle of multi-electrode charging according to claim 3, it is characterized in that: the head bending of the described needle-like charging utmost point (7), the needle-like charging utmost point (7) is " L " type, its quantity is 6 ~ 10, be evenly distributed on the circumferential edges of the netted charging utmost point (6), the afterbody of the needle-like charging utmost point (7) is all fixedly connected with the circumferential edges of the netted charging utmost point (6), and the head of the needle-like charging utmost point (7) all points to the axial location of nozzle body (2).
5. the static nozzle of multi-electrode charging according to claim 4, is characterized in that: described the ring-type charging utmost point (5), the netted charging utmost point (6), the needle-like charging utmost point (7) are made by copper alloy or stainless steel material.
6. the static nozzle of multi-electrode according to claim 5 charging, is characterized in that: the lateral wall of the described ring-type charging utmost point (5), the circumferential edges of the netted charging utmost point (6) outside and be made up of the needle-like charging utmost point (7) on the outside portion of tubular structure and be uniformly coated with the insulating barrier (9) that one deck is made up of rubber or plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320810343.5U CN203635379U (en) | 2013-12-11 | 2013-12-11 | Multi-electrode charging electrostatic spray head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320810343.5U CN203635379U (en) | 2013-12-11 | 2013-12-11 | Multi-electrode charging electrostatic spray head |
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| Publication Number | Publication Date |
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| CN203635379U true CN203635379U (en) | 2014-06-11 |
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| CN201320810343.5U Expired - Fee Related CN203635379U (en) | 2013-12-11 | 2013-12-11 | Multi-electrode charging electrostatic spray head |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028381A (en) * | 2014-06-12 | 2014-09-10 | 秦皇岛云立方环保工程有限公司 | Electrical charged fog gun for effectively eliminating raising dust and haze pollution in city |
| CN104549814A (en) * | 2015-01-29 | 2015-04-29 | 苏州创恩机械设备有限公司 | Aluminum foil oiling device and oiling method thereof |
| CN104789750A (en) * | 2015-05-12 | 2015-07-22 | 中冶南方(武汉)威仕工业炉有限公司 | Net electrode for cooling heat treatment of metal belt |
| CN104846186A (en) * | 2015-06-04 | 2015-08-19 | 中冶南方(武汉)威仕工业炉有限公司 | Cooling device for heat treatment of metal belts |
| CN106733263A (en) * | 2017-01-16 | 2017-05-31 | 西北农林科技大学 | A kind of bubble charging electrode static nozzle |
| CN108554663A (en) * | 2018-06-27 | 2018-09-21 | 湖北金稽山机械科技有限公司 | A kind of thickening powder body material molding machine |
| CN109530116A (en) * | 2019-01-22 | 2019-03-29 | 济南大学 | Impacting type contact electrification atomizer |
| CN111068093A (en) * | 2020-02-27 | 2020-04-28 | 东华理工大学 | High-voltage electrostatic atomization air sterilization and purification device and method |
| CN112275468A (en) * | 2020-09-09 | 2021-01-29 | 江苏大学 | Charge device for polarization of nonpolar or weak-polarity liquid |
| CN113678807A (en) * | 2021-06-28 | 2021-11-23 | 浙江普莱得电器股份有限公司 | Pump body formula electrostatic atomization ware |
| CN114751657A (en) * | 2022-05-26 | 2022-07-15 | 武汉市汉泓福玻璃有限公司 | Coated toughened glass and production process thereof |
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2013
- 2013-12-11 CN CN201320810343.5U patent/CN203635379U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104028381A (en) * | 2014-06-12 | 2014-09-10 | 秦皇岛云立方环保工程有限公司 | Electrical charged fog gun for effectively eliminating raising dust and haze pollution in city |
| CN104549814A (en) * | 2015-01-29 | 2015-04-29 | 苏州创恩机械设备有限公司 | Aluminum foil oiling device and oiling method thereof |
| CN104789750B (en) * | 2015-05-12 | 2018-01-12 | 中冶南方(武汉)威仕工业炉有限公司 | A kind of net electrode for metal tape heat treatment cooling |
| CN104789750A (en) * | 2015-05-12 | 2015-07-22 | 中冶南方(武汉)威仕工业炉有限公司 | Net electrode for cooling heat treatment of metal belt |
| CN104846186A (en) * | 2015-06-04 | 2015-08-19 | 中冶南方(武汉)威仕工业炉有限公司 | Cooling device for heat treatment of metal belts |
| CN104846186B (en) * | 2015-06-04 | 2017-10-24 | 中冶南方(武汉)威仕工业炉有限公司 | A kind of cooling device being heat-treated for metal tape |
| CN106733263A (en) * | 2017-01-16 | 2017-05-31 | 西北农林科技大学 | A kind of bubble charging electrode static nozzle |
| CN108554663A (en) * | 2018-06-27 | 2018-09-21 | 湖北金稽山机械科技有限公司 | A kind of thickening powder body material molding machine |
| CN109530116A (en) * | 2019-01-22 | 2019-03-29 | 济南大学 | Impacting type contact electrification atomizer |
| CN111068093A (en) * | 2020-02-27 | 2020-04-28 | 东华理工大学 | High-voltage electrostatic atomization air sterilization and purification device and method |
| CN112275468A (en) * | 2020-09-09 | 2021-01-29 | 江苏大学 | Charge device for polarization of nonpolar or weak-polarity liquid |
| CN112275468B (en) * | 2020-09-09 | 2021-09-10 | 江苏大学 | Charge device for polarization of nonpolar or weak-polarity liquid |
| CN113678807A (en) * | 2021-06-28 | 2021-11-23 | 浙江普莱得电器股份有限公司 | Pump body formula electrostatic atomization ware |
| CN114751657A (en) * | 2022-05-26 | 2022-07-15 | 武汉市汉泓福玻璃有限公司 | Coated toughened glass and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20141211 |
|
| EXPY | Termination of patent right or utility model |