CN104588227A - Fan-shaped atomizing electrostatic spray head - Google Patents
Fan-shaped atomizing electrostatic spray head Download PDFInfo
- Publication number
- CN104588227A CN104588227A CN201510096047.7A CN201510096047A CN104588227A CN 104588227 A CN104588227 A CN 104588227A CN 201510096047 A CN201510096047 A CN 201510096047A CN 104588227 A CN104588227 A CN 104588227A
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- China
- Prior art keywords
- fan
- electrode
- spray
- jet pipe
- supporting seat
- 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
Links
- 239000007921 spray Substances 0.000 title claims abstract description 59
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 230000003068 static effect Effects 0.000 claims description 18
- 238000000889 atomisation Methods 0.000 claims description 16
- 241000237509 Patinopecten sp. Species 0.000 claims description 4
- 235000020637 scallop Nutrition 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000003814 drug Substances 0.000 abstract description 4
- 230000006698 induction Effects 0.000 abstract description 4
- 230000005684 electric field Effects 0.000 abstract description 2
- 230000003044 adaptive effect Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 description 9
- 241000607479 Yersinia pestis Species 0.000 description 5
- 239000003595 mist Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000003905 agrochemical Substances 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- B05B5/053—Arrangements for supplying power, e.g. charging power
Abstract
The invention discloses a fan-shaped atomizing electrostatic spray head. A liquid medicine inlet is formed in the upper end of a spray head body, the lower end of the spray head body is connected with a spray tube through a swirling head, and a liquid flowing channel is formed in the middle of the spray head body; the spray tube is connected with the spray nozzle through threads; an electrode supporting base is fixed on the spray tube, and fan-shaped electrodes are connected on the bottom of the electrode supporting base; the two fan-shaped electrodes are distributed at front and rear sides of the spray nozzle; an open angle of 20 degrees is formed between the two fan-shaped electrodes which are integrally connected through a stainless steel electrode, each fan-shaped electrode is a fan-shaped hollow surface, and the fan-shaped open angle of the fan-shaped electrodes is 110 degrees. After being atomized, the liquid medicine is charged while passing through an induction electric field area in the front end of the spray nozzle and passes through the two fan-shaped electrodes which are provided with a 20-degree open angle and adaptive to atomizing flow, and droplets are conveyed to a target in an orientated manner along a power line track formed between the spray nozzle and the target, so that the penetrability, in the target, of the droplets can be improved through an airflow-assisted mode, possibility of contacting the droplets with the electrodes is reduced, and the charge effect of the droplets is guaranteed.
Description
Technical field
The present invention relates to a kind of static nozzle with fan-shaped induction electrode, particularly a kind of fan-shaped atomized device being applied to control of agricultural pest.Pesticide droplet can be fan pattern ejection by the nozzle of this static nozzle, and is brought point charge when leaving nozzle, improves the tack of droplet on crop target.
Background technology
The prevention and control of plant diseases, pest control is administrative section important in agricultural development always, along with techniques of pest control level improves constantly, it is also proposed more and more higher requirement to the atomising device being applied to the prevention and control of plant diseases, pest control.Fan spray head is spray patterns conventional in control of agricultural pest, be widely used on Portable spray device and spray bar type spraying machine, but the Fan spray head of routine belongs to hydraulic atomization mode, mist droplet particle size generally 150-450 μm of scope, belong to conventional spray, this development saving medicine with the water saving proposed in modern agriculture does not conform to.Need to invent a kind of low volume shower nozzle for fan spray pattern, reached the object of water saving joint medicine on the one hand by minimizing mist droplet particle size and spray amount, improve droplet deposition on crop target on the other hand.In addition existing static nozzle is all conical atomization patterns, by increasing a cylindrical electrode at spray nozzle front end, reach object charged after droplet is sprayed, but cylindrical spray is also not suitable for spray bar type spraying machine, columniform symmetrical Pcnten-1 yne-4 can cause manipulating object repeat spray, agricultural chemicals waste.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of fan-spray static nozzle be applied on agricultural spray bar type spraying machine, its objective is as agricultural air flow auxiliary spray bar formula spraying machine provides a new atomising device and method, droplet after atomization is charged through induction field region, being directed along the power line track formed between shower nozzle and crop target is transported on target, can increase the deposition of droplet on target plant surface than traditional spray pattern.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
Fan-spray static nozzle, is characterized in that, comprising:
Overflow valve, sprayer body, screw head, jet pipe, nozzle, electrode supporting seat, sector electrode;
Sprayer body upper end is the inlet of liquid, and lower end is connected with jet pipe through screwing head, and centre is the flow liquid passage being controlled break-make by overflow valve;
Jet pipe lower end is threaded connection nozzle;
Jet pipe is fixed with electrode supporting seat, bottom electrode supporting seat, connects sector electrode;
Described sector electrode is two panels, be distributed in the both sides, front and back of nozzle, the open-angle of 20 ° is formed between two panels sector electrode, adapt with the small diffusion tendency of fan-spray stream thickness direction, droplet is not easy to drench electrode on the one hand, guarantee that electrode voltage is stablized, make spray flow as far as possible near electrode on the other hand, be conducive to droplet fully charged;
Every sheet sector electrode is fan-shaped macaroni, an entirety is connected into by stainless steel electrode, the fan-shaped opening angle of sector electrode is 110 °, the spreading of spray formed with fan-spray stream matches, the electric sector region adapted with this region can be formed in fan-shaped atomized district, meet the requirement of droplet charging.
Described fan-spray static nozzle should with air flow auxiliary spray bar formula spraying machine with the use of, on the one hand secondary air improves the penetrability of droplet in target, reduces the possibility of droplet contact electrode on the other hand, ensure that the charged effect of droplet.
Flow liquid channel setting one spring structure in overflow valve, when atomisation pressure Compress Spring structure, make flow liquid passage through, liquid enters sprayer body.Only have when atomisation pressure is enough, just can back down spring and make liquid enter sprayer body, after spraying terminates, the restoring force of spring makes flow liquid pathway closure, and control has weeping.
Described spring structure is connected with the overflow valve gap be threaded on overflow valve valve body, by rotating the pretightning force of overflow valve gap regulating spring structure.Overflow valve gap adopts with valve body and is threaded, and can change the pretightning force of spring, thus can change atomisation pressure by rotating overflow valve gap, reaches the object of spray amount fine setting.
Described sprayer body and overflow valve injection molding integral, sprayer body upper end is connected with the horizontal spray boom of boom sprayer by screw thread, is the inlet of liquid, and lower end has projection can to match with the notch screwing head, and centre is flow liquid passage.
The described head that screws adopts quick connected mode general in the world, cleans shower nozzle and realize quick-detachment after changing different nozzles, dispenser.Screw head jet pipe is connected with sprayer body.
Described jet pipe is elongated cylindrical structure, the lower port that the cylinder table top of jet pipe upper end just in time screws head is in mating connection, wire casing is designed with around cylinder table top, prevent from jet pipe and screw between head skidding, the lower end of jet pipe is two stepped-styles, one of them ladder being positioned at top matches with electrode supporting seat, play positioning action, another be positioned at below ladder section and nozzle match, the bottom of jet pipe inside is three layers of cyclone structure, liquid is sheared atomization under pressure layer by layer through three layers of cyclone structure, forms droplet.
Described nozzle and jet pipe are threaded connection, nozzle has scallop hole, and its objective is that the droplet after atomization forms fan spray pattern after nozzle, scallop hole has sizes, nozzle model is corresponding with scallop hole size, meets the demand of different manipulating objects.
Described electrode supporting seat is hollow cuboid, is placed on jet pipe, matches with the ladder that jet pipe is arranged; Two panels sector electrode is connected on the long limit, bottom surface of the cuboid of electrode supporting seat.Supporting seat is rectangular parallelepiped form, and centre has shoulder hole and matches with the ladder on jet pipe, is connected by core by cross mode with surrounding pedestal, and object guarantees that air-flow passes through in supporting seat.Bottom is used for fixing sector electrode by fluting, and rectangular design adapts with the downward projection shape of two sector electrode, is easy to air-flow and passes, and electrode is fixed more convenient and firm simultaneously.
The material of above-mentioned electrostatic sector shower nozzle preferably adopts the firm import reworked material of match, and it has the characteristic of resist chemical, shock resistance, wear-resisting, not yielding, resistance to more than 350 DEG C high temperature, the advantage that insulation characterisitic is good, and electrode adopts the stainless steel material that 0.5mm is thick.
Above-mentioned electrostatic sector shower nozzle records mist droplet particle size 80-200 μm after test, and belong to low volume, airflow function decreases float of mist droplet, adds the bottom of crop target and the deposition of vacuum side of blade.
The beneficial effect that the present invention reaches:
Fan-shaped atomized static nozzle of the present invention can with air flow auxiliary spray bar formula spraying machine with the use of, droplet is formed after making medical liquid atomizing by this shower nozzle, charged when the induction field region of spray nozzle front end, the sector electrode of two panels flare up 20 ° of open-angles that warp and spray flow adapt, droplet is directed along the power line track formed between shower nozzle and crop target to be transported on target, air-flow supplementary mode not only can improve the penetrability of droplet in target, and reduce the possibility of droplet contact electrode, ensure that the charged effect of droplet.
Accompanying drawing explanation
Fig. 1 is the integrally-built front view of fan-shaped atomized shower nozzle of the present invention;
Fig. 2 is the integrally-built left view of fan-shaped atomized shower nozzle of the present invention;
Fig. 3 is the front view of sector electrode of the present invention and electrode supporting seat;
Fig. 4 is the top view of sector electrode of the present invention and electrode supporting seat;
Fig. 5 is boom structure figure of the present invention;
Fig. 6 is nozzle arrangements figure of the present invention;
Fig. 7 of the present inventionly screws header structure figure.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail.
As Fig. 1,2, shown in 3 and 4, fan-spray static nozzle of the present invention comprises overflow valve 1; Sprayer body 2; Screw 3; Jet pipe 4; Nozzle 5; Electrode supporting seat 6; Sector electrode 7; High-voltage conducting wires pin 8.
Shown in composition graphs 5,6 and 7, overflow valve 1 and sprayer body 2 are injection molded into one, and overflow valve 1 plays and regulates nozzle spray pressure and drip-proof effect.Sprayer body 2 lower end has a protruding notch with screwing 3 to match.Jet pipe 4 stretches out from the lower port screwing 3, the cylinder table top 9 of jet pipe 4 upper end just in time matches with the lower port screwing 3, cylinder table top 9 circle designs has wire casing, skid between preventing jet pipe 4 and screwing 3, the middle ladder 10 of jet pipe 4 matches with electrode supporting seat 6, positioning action is played to electrode supporting seat 6, the ladder section 11 of the bottom of jet pipe 4 and being threaded connection with the nozzle 5 of fan-shaped spray orifice.The inside at jet pipe 4 end is three layers of cyclone structure, and liquid is sheared atomization under pressure layer by layer through out-of-date, forms droplet.The entirety of electrode supporting seat 6 is hollow-core constructions, is connected by core by cross mode with surrounding pedestal, and object guarantees that air-flow passes through in supporting seat.Shown in composition graphs 2, Fig. 3, bottom is used for fixing bilateral macaroni sector electrode 7 by fluting, and sector electrode 7 is distributed in the both sides, front and back of shower nozzle, and fan angle is 110 °, forms the angle of release of 20 °, adapt with spray flow between two panels sector electrode 7.
During work, in order to make droplet respond to upper negative electricity, high-voltage conducting wires one end is connected with the high-voltage conducting wires pin 8 of sector electrode 7, and the other end is connected with the positive pole of high pressure generation power supply, the minus earth of high pressure generation power supply, opening power, sector electrode positively charged.Liquid enters from sprayer body 2 upper end, under enough atomisation pressure effects, overflow valve 1 is opened by (atomisation pressure is generally 0.1-0.7MPa), liquid enters sprayer body 2, screw 3 jet pipe 4 is connected with sprayer body 2, liquid is taken advantage of a situation and is entered in jet pipe 4 after screwing 3, three layers of cyclone structure under atomisation pressure effect bottom jet pipe 4, liquid is sheared atomization layer by layer, forms droplet.Pressure is larger, and mist droplet particle size is less.When droplet after atomization passes through the nozzle 5 with fan-shaped spray orifice, form fan spray pattern.Because there is sector electrode in the outside at nozzle, droplet is through the sensed upper negative electrical charge of electric field region, due to this shower nozzle and strength auxiliary spray bar formula spraying machine with the use of, secondary air from spraying machine passes electrode supporting seat 6 and sector electrode 7 region from shower nozzle upper end, assist charged droplets and to crop target motion, be conducive to the penetrability of droplet in crop on the one hand, holding electrode is dry on the other hand, be beneficial to electrode voltage to stablize, droplet is fully charged.
Claims (9)
1. a fan-spray static nozzle, is characterized in that, comprising: overflow valve, sprayer body, screw head, jet pipe, nozzle, electrode supporting seat, sector electrode;
Sprayer body upper end is the inlet of liquid, and lower end is connected with jet pipe through screwing head, and centre is the flow liquid passage being controlled break-make by overflow valve;
Jet pipe lower end is threaded connection nozzle;
Jet pipe is fixed with electrode supporting seat, bottom electrode supporting seat, connects sector electrode;
Described sector electrode is two panels, is distributed in the both sides, front and back of nozzle, forms the open-angle of 20 ° between two panels sector electrode;
Every sheet sector electrode is fan-shaped macaroni, connects into an entirety by stainless steel electrode, and the fan-shaped opening angle of sector electrode is 110 °.
2. fan-spray static nozzle according to claim 1, is characterized in that, flow liquid channel setting one spring structure in overflow valve, and when atomisation pressure Compress Spring structure, make flow liquid passage through, liquid enters sprayer body.
3. fan-spray static nozzle according to claim 2, is characterized in that, described spring structure is connected with the overflow valve gap be threaded on overflow valve valve body, by rotating the pretightning force of overflow valve gap regulating spring structure.
4. the fan-spray static nozzle according to Claims 2 or 3, it is characterized in that, described sprayer body and overflow valve injection molding integral, sprayer body upper end is connected with the horizontal spray boom of boom sprayer by screw thread, for the inlet of liquid, lower end has the projection matched with the notch screwing head.
5. fan-spray static nozzle according to claim 1, is characterized in that, described nozzle is provided with scallop hole.
6. fan-spray static nozzle according to claim 1, is characterized in that, described electrode supporting seat is hollow cuboid, is placed on jet pipe, matches with the ladder that jet pipe is arranged; Two panels sector electrode is connected on the long limit, bottom surface of the cuboid of electrode supporting seat.
7. fan-spray static nozzle according to claim 1, is characterized in that, described sector electrode is provided with the pin connecting high-voltage conducting wires, and high pressure generation power supply is powered to sector electrode by high-voltage conducting wires and pin.
8. fan-spray static nozzle according to claim 1, is characterized in that, described in screw head and adopt general quick connection to screw head.
9. fan-spray static nozzle according to claim 1, is characterized in that, described jet pipe is elongated cylindrical structure, and the cylinder table top of jet pipe upper end is in mating connection with the lower port screwing head, is designed with wire casing around cylinder table top; The lower end of jet pipe has two ladders, and one of them ladder being positioned at top matches with electrode supporting seat, positions electrode supporting seat, and another ladder being positioned at below matches with nozzle; The bottom of jet pipe inside has three layers of cyclone structure, and liquid is sheared atomization under pressure layer by layer through three layers of cyclone structure, forms droplet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096047.7A CN104588227B (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510096047.7A CN104588227B (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104588227A true CN104588227A (en) | 2015-05-06 |
| CN104588227B CN104588227B (en) | 2017-10-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510096047.7A Expired - Fee Related CN104588227B (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104588227B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107617516A (en) * | 2017-11-10 | 2018-01-23 | 中国农业大学 | The Fan spray head that a kind of bore automatically adjusts |
| CN108348935A (en) * | 2015-11-09 | 2018-07-31 | 阿耐思特岩田株式会社 | Electrostatic atomizer and electrostatic spraying method |
| CN109996610A (en) * | 2016-11-28 | 2019-07-09 | 阿耐思特岩田株式会社 | Electrostatic atomizer and electrostatic spraying method |
| CN110064533A (en) * | 2019-06-02 | 2019-07-30 | 黑龙江八一农垦大学 | The anti-drift spraying nozzle of taper wind field formula |
| CN111683757A (en) * | 2017-12-13 | 2020-09-18 | 巴西马奎纳斯工业技术有限公司 | Insulating electrostatic auxiliary spray expander |
| CN113414020A (en) * | 2021-05-19 | 2021-09-21 | 山东省农业机械科学研究院 | Gas-liquid two-phase high-voltage electrostatic spray head and spray device |
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2015
- 2015-03-04 CN CN201510096047.7A patent/CN104588227B/en not_active Expired - Fee Related
Patent Citations (4)
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108348935A (en) * | 2015-11-09 | 2018-07-31 | 阿耐思特岩田株式会社 | Electrostatic atomizer and electrostatic spraying method |
| CN108348935B (en) * | 2015-11-09 | 2021-05-18 | 阿耐思特岩田株式会社 | Electrostatic spraying device and electrostatic spraying method |
| CN109996610A (en) * | 2016-11-28 | 2019-07-09 | 阿耐思特岩田株式会社 | Electrostatic atomizer and electrostatic spraying method |
| CN107617516A (en) * | 2017-11-10 | 2018-01-23 | 中国农业大学 | The Fan spray head that a kind of bore automatically adjusts |
| CN107617516B (en) * | 2017-11-10 | 2023-10-24 | 中国农业大学 | Sector spray head with caliber automatically adjusted |
| CN111683757A (en) * | 2017-12-13 | 2020-09-18 | 巴西马奎纳斯工业技术有限公司 | Insulating electrostatic auxiliary spray expander |
| CN111683757B (en) * | 2017-12-13 | 2021-11-16 | 巴西马奎纳斯工业技术有限公司 | Insulating electrostatic auxiliary spray expander |
| CN110064533A (en) * | 2019-06-02 | 2019-07-30 | 黑龙江八一农垦大学 | The anti-drift spraying nozzle of taper wind field formula |
| CN110064533B (en) * | 2019-06-02 | 2024-03-01 | 黑龙江八一农垦大学 | Conical wind field type drift-proof spray nozzle |
| CN113414020A (en) * | 2021-05-19 | 2021-09-21 | 山东省农业机械科学研究院 | Gas-liquid two-phase high-voltage electrostatic spray head and spray device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104588227B (en) | 2017-10-17 |
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Application publication date: 20150506 Assignee: NANTONG GUANGYI MACHINERY AND ELECTRONIC Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: 2018320000357 Denomination of invention: Fan-shaped atomizing electrostatic spray head Granted publication date: 20171017 License type: Common License Record date: 20181128 |
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20150506 Assignee: Nantong Bolin Mechanical and Electrical Technology Co.,Ltd. Assignor: Nanjing Forestry University Contract record no.: X2019980000822 Denomination of invention: Fan-shaped atomizing electrostatic spray head Granted publication date: 20171017 License type: Common License Record date: 20191202 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
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Application publication date: 20150506 Assignee: Nanjing Shuangyi Aviation Technology Co.,Ltd. Assignor: NANJING FORESTRY University Contract record no.: X2021980013752 Denomination of invention: Fan spray electrostatic nozzle Granted publication date: 20171017 License type: Common License Record date: 20211206 |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171017 |