CN204523315U - Fan-spray static nozzle - Google Patents
Fan-spray static nozzle Download PDFInfo
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- CN204523315U CN204523315U CN201520126393.0U CN201520126393U CN204523315U CN 204523315 U CN204523315 U CN 204523315U CN 201520126393 U CN201520126393 U CN 201520126393U CN 204523315 U CN204523315 U CN 204523315U
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- nozzle
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Abstract
The utility model discloses a kind of fan-spray static nozzle, sprayer body upper end is the inlet of liquid, and lower end is connected with jet pipe through screwing head, and centre is flow liquid passage; Jet pipe is threaded connection nozzle; Jet pipe is fixed with electrode supporting seat, bottom electrode supporting seat, connects sector electrode; 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, is connected by stainless steel electrode, and the fan-shaped opening angle of sector electrode is 110 °.Charged when the induction field region of spray nozzle front end after medical liquid atomizing, 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 and is 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.
Description
Technical field
The utility model 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, for a kind of low volume shower nozzle of fan spray pattern utility model, to be 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.
Utility model content
The technical problems to be solved in the utility model 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 adopted in the utility model 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 utility model reaches:
Fan-shaped atomized static nozzle of the present utility model 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 utility model;
Fig. 2 is the integrally-built left view of fan-shaped atomized shower nozzle of the present utility model;
Fig. 3 is the front view of sector electrode of the present utility model and electrode supporting seat;
Fig. 4 is the top view of sector electrode of the present utility model and electrode supporting seat;
Fig. 5 is boom structure figure of the present utility model;
Fig. 6 is nozzle arrangements figure of the present utility model;
Fig. 7 of the present utility modelly screws header structure figure.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
As Fig. 1,2, shown in 3 and 4, the utility model fan-spray static nozzle 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 |
|---|---|---|---|
| CN201520126393.0U CN204523315U (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126393.0U CN204523315U (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204523315U true CN204523315U (en) | 2015-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520126393.0U Expired - Fee Related CN204523315U (en) | 2015-03-04 | 2015-03-04 | Fan-spray static nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204523315U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588227A (en) * | 2015-03-04 | 2015-05-06 | 南京林业大学 | Fan-shaped atomizing electrostatic spray head |
| CN109731704A (en) * | 2019-01-15 | 2019-05-10 | 苏州极目机器人科技有限公司 | A kind of electric discharge device, spray appliance and aerial spraying device |
-
2015
- 2015-03-04 CN CN201520126393.0U patent/CN204523315U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588227A (en) * | 2015-03-04 | 2015-05-06 | 南京林业大学 | Fan-shaped atomizing electrostatic spray head |
| CN109731704A (en) * | 2019-01-15 | 2019-05-10 | 苏州极目机器人科技有限公司 | A kind of electric discharge device, spray appliance and aerial spraying device |
| CN109731704B (en) * | 2019-01-15 | 2024-04-19 | 苏州极目机器人科技有限公司 | Discharge device, spraying equipment and aerial sprinkler |
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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: 20150805 Termination date: 20170304 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |