CN210906599U - Boom sprayer and fan-shaped spraying electrostatic nozzle - Google Patents
Boom sprayer and fan-shaped spraying electrostatic nozzle Download PDFInfo
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- CN210906599U CN210906599U CN201921450175.7U CN201921450175U CN210906599U CN 210906599 U CN210906599 U CN 210906599U CN 201921450175 U CN201921450175 U CN 201921450175U CN 210906599 U CN210906599 U CN 210906599U
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Abstract
The utility model relates to a boom sprayer technical field, in particular to boom sprayer and fan-shaped spraying electrostatic nozzle, this fan-shaped spraying electrostatic nozzle adopts the electrified mode of induction type, can effectively avoid the contact of droplet and cyclic annular electrode, it piles up the electrostatic induction effect of pearl influence to the spraying to have avoided more electrified droplet, and this fan-shaped spraying electrostatic nozzle electrode covers the insulator outward, the support adopts the plastic forming technology about the fan-shaped electrostatic plate, electric leakage phenomenon has effectively been avoided, guarantee operating personnel's personal safety, and ensured the electrostatic induction effect of spraying, the liquid medicine has been improved and is spraying the coverage at target surface and the target back.
Description
Technical Field
The utility model relates to a boom sprayer technical field particularly, relates to a boom sprayer and fan-shaped spraying electrostatic nozzle.
Background
The current pesticide application technology in China is mainly a large-capacity and large-fog-drop spraying technology, only a small part of sprayed pesticide is attached to the surface of a plant crown, the phenomena of running, overflowing, dropping and leaking of most spraying machines are serious, most of liquid medicine flows or is scattered on the ground, and pollution and waste are caused. Therefore, an electrostatic spray head of a boom sprayer, which has the advantages of simple structure, low design and manufacturing cost, convenience in installation and reliability and stability in operation, is urgently needed.
The utility model discloses a utility model patent of "induction type electrostatic spraying nozzle" is disclosed in CN202447217U, and it includes quick detach base, quick detach gland, baffle, insulating protective sheath, nozzle, static circle and power connection, and the quick detach base is connected with quick detach gland rotation type, and the baffle passes the axle center of insulating protective sheath, and the baffle passes through the external screw thread to be connected with the nozzle and fixes on insulating protective sheath. Although the nozzle is quick to detach and simplified in process, the electrostatic induction electrode is an uninsulated annular electrode, the electrostatic induction effect is poor and unstable in a high-temperature environment between the electrode and the fog flow, the spray head has no anti-dripping function, and the spraying phenomenon still occurs after the machine stops operating.
The invention discloses a patent of 'a profiling electrode electrostatic nozzle' in CN103769319A, which comprises a hollow conical fog nozzle component arranged at the end part of a liquid inlet pipe, wherein the front end of the nozzle component is provided with a profiling electrode electrically connected with a high-voltage electrostatic source, the profiling electrode is in a horn shape with a taper angle matched with the taper angle of the hollow conical fog, the profiling electrode comprises an insulating layer, an air inlet pipe is sleeved outside the nozzle component and the profiling electrode, an annular air flow channel is formed between the nozzle component and the air inlet pipe, the air flow channel leads to a space between the profiling electrode and the air inlet pipe to form an outer layer air curtain channel and an inner layer air curtain channel in the profiling electrode, an outer layer air curtain formed by the outer layer air curtain channel can obviously reduce the influence of an external air field on the stability of spraying, the inner layer air curtain channel forms an attached wall air curtain in the profiling electrode during spraying, and not only can keep the required charging gap between the hollow conical fog and the inner wall of the, therefore, the fog drops form sufficient induction charges, the wall-attached air curtain can effectively avoid the adhesion of the fog drops, and the electrostatic induction effect on spraying is prevented from being influenced by water drops formed by adsorbing and accumulating charged dew drops on the electrode wall. However, the structure is too complex, the design and manufacturing cost is high, the effect of the air curtain, particularly the wall-attached air curtain, cannot be ensured even if the air curtain is manufactured or installed slightly, the reliable stability of the performance cannot be ensured easily in the using effect, the spray head has no anti-dripping effect, and the spraying phenomenon still occurs after the machine stops operating.
Disclosure of Invention
The utility model discloses an aim includes, for example, provide a fan-shaped spraying electrostatic spray head, it can produce the static droplet, obviously improves the liquid medicine at the adhesive force at plant surface, the back, can ensure again can not produce the electric leakage and hinder people's phenomenon when spouting the medicine, has antidrip device moreover, simultaneously, simple structure, design low in manufacturing cost, simple to operate, the reliable operation is stable.
The utility model discloses an aim still includes, provides a boom sprayer, and it includes foretell fan-shaped spraying electrostatic spray head, and it has this fan-shaped spraying electrostatic spray head's whole functions.
The utility model discloses an embodiment is realized like this:
the utility model adopts the technical proposal that:
a fan-shaped spraying electrostatic nozzle comprises a spray rod fixing clamp 1, an anti-drip filter screen 2, a screw cap 3, a connector 4, a nozzle body 5, a positioning block 6, a fan-shaped electrostatic plate left support 7, a fan-shaped electrostatic plate right support 8, a nozzle 9, a fan-shaped nozzle positioning body 10, a fan-shaped electrostatic plate 11, a nozzle screw cap 13 and an O-shaped ring 14, wherein the inner layer of the fan-shaped electrostatic plate 11 is a stainless steel electrode plate, and the surface of the fan-shaped electrostatic plate is covered with a high-voltage insulating material; the anti-drip filter screen 2 comprises a steel ball 17, a spring 18 and a filter screen 19.
Optionally, when the pressure of the liquid medicine at the anti-drip filter screen 2 is more than or equal to 0.07MPa, the steel ball 17 compresses the spring 18, the water way of the anti-drip filter screen 2 is opened, and the liquid medicine passes through the filter screen 19; when the pressure of the liquid medicine at the anti-drip filter screen 2 is less than 0.07MPa, the spring 18 jacks up the steel ball 17, and the filter screen 19 is sealed for preventing drip.
Optionally, the left fan-shaped electrostatic plate support 7 and the right fan-shaped electrostatic plate support 8 are made of plastic.
The embodiment of the utility model discloses an embodiment still provides a boom sprayer, and it includes the fan-shaped spraying electrostatic spray head that the aforesaid mentioned, and it has fan-shaped spraying electrostatic spray head's whole functions.
The beneficial effects of the utility model are that, wrap up the insulator outward through fan-shaped plate electrode, both sides form the electric field and are electrified to the droplet response, have effectively avoided electric leakage phenomenon, ensure personnel's safety. The electrostatic induction effect of the spraying is ensured, and the coverage rate of the liquid medicine on the surface and the back of the sprayed target is improved. The built-in drip-proof filter screen prevents the dripping phenomenon after the spraying is finished.
Drawings
Figure 1 is an axonometric view of the electrostatic spray rod spraying system and the fan-shaped spraying electrostatic nozzle of the utility model
Figure 2 is an axonometric view of the left and right supports of the fan-shaped electrostatic plate of the utility model
FIG. 3 is an axonometric view of the fan-shaped electrode plate of the present invention
FIG. 4 is a perspective view of the fan-shaped spray electrostatic nozzle positioning body of the present invention
FIG. 5 is a cross-sectional view of a drip resistant screen
FIG. 6 is a partial enlarged view of the nozzle body, the positioning block and the nozzle
FIG. 7 is a schematic view of the fan-shaped electrostatic spray head
The numbering in the drawings illustrates:
1. a nozzle fixing clamp; 2. a drip-proof filter screen; 3. a nut; 4. a connector; 5. a spray head body; 6. positioning blocks; 7. a left bracket of the fan-shaped electrostatic plate; 8. a fan-shaped electrostatic plate right bracket; 9. a nozzle; 10. a fan-shaped spray head positioning body; 11. a fan-shaped electrostatic plate; 12. a high voltage electrostatic wire harness; 13. a nozzle nut; 14. an O-shaped ring; 15. a spray rod; 16. an electrostatic generator; 17. steel balls; 18. a spring; 19. and (5) filtering by using a filter screen.
Detailed Description
As shown in fig. 1-7, an electrostatic generator 16 is provided at the boom support of the boom sprayer (the electrostatic generator can apply an electrostatic voltage to each fan-shaped spray electrostatic nozzle), and the electrostatic generator 16 is connected with each fan-shaped spray electrostatic nozzle through a high-voltage electrostatic harness 12. The positive and negative poles of the static generator 16 are connected with a storage battery of the machine; the O line is grounded.
Spray lance fixation clamp 1 carries out the location through reference column and spray lance 15 and is connected among the fan-shaped spraying electrostatic sprayer, liquid medicine passes through spray lance fixation clamp 1 and gets into fan-shaped spraying electrostatic sprayer in spray lance 15, spray lance fixation clamp 1 is connected with connector 4 through nut 3, be equipped with antidrip filter screen 2 in the middle of spray lance fixation clamp 1 and the nut 3, when antidrip filter screen 2 upper portion liquid medicine pressure is greater than or equal to 0.07MPa, water pressure oppresses antidrip filter screen's steel ball 17, extrude spring 18 below, open the spraying passageway, the liquid medicine passes through filter screen 19 through steel ball 17 upper end, reach nozzle 9 from spring 18 intermediate aperture, thereby the blowout liquid medicine. When the pressure of the liquid medicine on the upper part of the anti-drip filter screen 2 is less than 0.07MPa, the spring 18 bounces the steel ball 17, and the water way is closed, thereby playing the role of anti-drip.
The spray head body 5 is connected with the connector 4 through threads, and an O-shaped ring 14 is arranged in the middle for sealing; the left fan-shaped electrostatic plate support 7 and the right fan-shaped electrostatic plate support 8 are fastened on the spray head body 5 through bolts, and the left fan-shaped electrostatic plate support 7 and the right fan-shaped electrostatic plate support 8 are made of plastic so as to play a role in isolating electrostatic voltage; the fan-shaped electrostatic plate 11 is fixed at the end parts of the left and right brackets of the fan-shaped electrostatic plate through plastic screws, and the fan-shaped electrostatic plate 11 consists of an inner layer stainless steel electrode plate and a high-voltage insulating material covered on the surface.
The nozzle 9 is positioned by the fan-shaped spray head positioning body 10 and the clamping groove of the spray head body 5, so that the spray surface is parallel to the fan-shaped electrostatic plate 11. The sealing surface of the nozzle 9 is sealed with the spray head body 5 through the positioning block 6 and is fastened on the spray head body 5 through the spray head screw cap 13. During operation, pressure liquid medicine conveyed by the pump enters the fan-shaped electrostatic sprayer from the spray rod 15 and then is sprayed out from the nozzle of the electrostatic sprayer, atomized water mist induces charges when passing through the middle gap of the fan-shaped electrostatic plate, and the charged liquid medicine covers the surface and the back of a sprayed target.
The beneficial effects are that: the utility model discloses a spray lance sprayer and fan-shaped fog electrostatic spray head, adopt the electrified mode of induction type can effectively avoid the contact of droplet with cyclic annular electrode, avoid more electrified droplet to pile up into the electrostatic induction effect of water droplet influence to the spraying, wrap up in the insulator outward through cyclic annular electrode, and fan-shaped electrostatic plate left and right sides support plastic forming technology has effectively avoided electric leakage phenomenon, cyclic annular electrode and water route contact have been avoided, electric leakage phenomenon has been avoided, operating personnel's safety is ensured, the electrostatic induction effect of spraying has been ensured, the liquid medicine is in the coverage rate who sprays target surface and target back has been improved.
Claims (4)
1. The utility model provides a fan-shaped spraying electrostatic sprayer, includes spray lance fixation clamp (1), antidrip filter screen (2), nut (3), connector (4), sprinkler body (5), locating piece (6), fan-shaped electrostatic board left socle (7), fan-shaped electrostatic board right branch frame (8), nozzle (9), fan-shaped shower nozzle location body (10), fan-shaped electrostatic board (11), shower nozzle nut (13), O type circle (14), its characterized in that:
the inner layer of the fan-shaped electrostatic plate (11) is a stainless steel electrode plate, and the surface of the fan-shaped electrostatic plate is covered with a high-voltage insulating material;
the anti-leakage filter screen (2) comprises a steel ball (17), a spring (18) and a filter screen (19).
2. The electrostatic spray sector of claim 1, wherein: when the pressure of the liquid medicine at the anti-drip filter screen (2) is more than or equal to 0.07MPa, the steel balls (17) compress the spring (18), the water way of the anti-drip filter screen (2) is opened, and the liquid medicine passes through the filter screen (19); when the pressure of the liquid medicine at the anti-leakage filter screen (2) is less than 0.07MPa, the spring (18) jacks up the steel ball (17) to seal the filter screen (19).
3. The electrostatic spray sector of claim 1, wherein: the fan-shaped electrostatic plate left support (7) and the fan-shaped electrostatic plate right support (8) are made of plastics.
4. A boom sprayer which is characterized in that: comprising the fan spray electrostatic spray head of any of the preceding claims 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450175.7U CN210906599U (en) | 2019-09-03 | 2019-09-03 | Boom sprayer and fan-shaped spraying electrostatic nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921450175.7U CN210906599U (en) | 2019-09-03 | 2019-09-03 | Boom sprayer and fan-shaped spraying electrostatic nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210906599U true CN210906599U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921450175.7U Active CN210906599U (en) | 2019-09-03 | 2019-09-03 | Boom sprayer and fan-shaped spraying electrostatic nozzle |
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| Country | Link |
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| CN (1) | CN210906599U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114226089A (en) * | 2021-12-13 | 2022-03-25 | 华南农业大学 | Profiling grid induction type electrostatic nozzle device and spraying device |
| CN114589021A (en) * | 2022-03-21 | 2022-06-07 | 湖南大学 | Method and device for preparing photo-thermal curing electrostatic spray film |
-
2019
- 2019-09-03 CN CN201921450175.7U patent/CN210906599U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN114226089A (en) * | 2021-12-13 | 2022-03-25 | 华南农业大学 | Profiling grid induction type electrostatic nozzle device and spraying device |
| CN114589021A (en) * | 2022-03-21 | 2022-06-07 | 湖南大学 | Method and device for preparing photo-thermal curing electrostatic spray film |
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