CN107318819B

CN107318819B - Spraying device and cotton special pesticide applying machine applying same

Info

Publication number: CN107318819B
Application number: CN201710710779.XA
Authority: CN
Inventors: 解禄观; 解晓薇
Original assignee: Nantong Huanghai Chemical Machinery Co ltd
Current assignee: Nantong Huanghai Chemical Machinery Co ltd
Priority date: 2017-08-18
Filing date: 2017-08-18
Publication date: 2023-01-20
Anticipated expiration: 2037-08-18
Also published as: CN107318819A

Abstract

The invention provides a spraying device and a special cotton pesticide spraying machine using the same, wherein the spraying device comprises two upper tee joints, a lower tee joint, a spray head, an upper anti-drip valve body and a lower anti-drip valve body, the upper anti-drip valve body is arranged between the two upper tee joints, the lower anti-drip valve body is arranged between the upper tee joint and the lower tee joint which are close to the lower tee joint, anti-drip switch caps are respectively arranged on the upper anti-drip valve body and the lower anti-drip valve body, discs are arranged on the anti-drip switch caps, and the spray head is arranged on the upper tee joint and the lower tee joint; the spraying device is fixedly connected with the upper supporting plate through a tee suspension seat, the spraying device is fixedly connected with the lower supporting plate through a suspension base, the two upper tees are arranged at the upper edge and the lower edge of the air outlet of the guide plate, the lower tee is arranged at the lower edge of the lower supporting plate, the spray head is arranged at one side far away from the air supply device, and the pesticide pump is communicated with the tee suspension seat; the invention has the advantages of easy installation, convenient use, high-efficiency pesticide application, wide pesticide application area, simple and quick debugging operation, low cost and the like.

Description

Spraying device and cotton special pesticide application machine applying same

Technical Field

The invention relates to the technical field of agricultural machinery, in particular to a spraying device and a special cotton pesticide applying machine using the same.

Background

Cotton is an important economic crop in China, and for the pesticide application in cotton fields, a pure pressure atomizing sprayer is generally used for pesticide application in China, pesticide is sprayed downwards from the upper part of a cotton canopy, and pesticide liquid cannot penetrate through a dense cotton leaf canopy, so that the pesticide liquid deposition amount at the middle lower part of the canopy is very small, and the pest control effect is poor. In the production of cotton fields, in order to achieve full-automatic mechanization, defoliants need to be beaten before cotton is harvested, and because the defoliants are expensive, the dosage needs to be strictly controlled, the dosage of each mu of cotton fields is controlled to be 30-35 KG according to needs, while the dosage of the existing pure pressure atomization spraying pesticide application is difficult to achieve; the diluted liquid medicine is adopted to control the application amount per mu, the diluted defoliating agent seriously influences the defoliation effect, and finally, the defoliation is not clean, so that the cotton is more in impurities after being harvested, large-area cotton fields lose hundreds of millions of yuan in a year, and the cost is higher.

For example, application numbers are: chinese patent 201610722755.1 discloses a cotton special application machine, which comprises an application machine frame (1), and a fan (2), a medicine box (3), a fan power system, a medicine pump and a spraying mechanism (4) which are arranged on the application machine frame (1), wherein the fan power system drives the fan (2) to operate, the medicine box (3) is communicated with the medicine pump, and the medicine pump is communicated with the spraying mechanism (4) through a spraying pipeline, the cotton application machine is characterized in that the spraying mechanism (4) comprises an upper spraying mechanism (41) and a plurality of groups of lower spraying mechanisms (42), the upper spraying mechanism (41) is communicated with the medicine pump, the lower spraying mechanism (42) is communicated with the medicine pump and the fan (2), one side of each group of the lower spraying mechanisms (42) is provided with a line divider (5), and a hanging and spraying device (6) is connected between two adjacent groups of the lower spraying mechanisms (42); the special pesticide applying machine for cotton disclosed by the application adopts the multi-section type spraying cantilever which can be folded at two sides of the machine frame body, so that the occupied space is reduced, and the walking is convenient; however, the flexibility of the spraying cantilever in the technical scheme is not enough, and the spraying cantilever cannot be flexibly adjusted according to the environmental requirements when meeting the conditions of different cotton heights or uneven ground height, so that the technical scheme has certain limitation.

For another example, application No.: the chinese patent 201420767299.9 discloses a high-efficient cotton sprayer, including sprayer frame, medical kit (1), agitating unit, overflow arrangement, medical kit (1) input links to each other with agitating unit and overflow arrangement all, medical kit (1) output links to each other through the liquid medicine pipeline with sprayer frame (11), sprayer frame (11) articulate on the tractor through hydraulic pressure linkage, its characterized in that: the sprayer frame (11) comprises an air curtain (10), a spray rod (3) and a sprayer, wherein a fan (2) is arranged above the central axis of the air curtain (10), the air curtain (10) is provided with a plurality of air outlets, the air outlets are connected with the spray rod (3), and the sprayer is arranged inside the air outlets; this application sets up at corresponding position as required and draws the tuber pipe, be connected through the spray tube of drawing the tuber pipe with the sprayer, can not cause the waste of wind-force like this, draw the wind-force of tuber pipe output simultaneously balanced, pressure is enough, liquid medicine atomizing and effect of giving medicine to poor free of charge have been guaranteed, but this application adopts fan-shaped shower nozzle's air-assisted sprayer to supply air, the wind fog passageway is narrower, especially when the blade shelters from the passageway, must influence the even effect of giving medicine to poor free of charge of wind fog, thereby influence the effect of giving medicine to poor free of charge, and spraying cantilever flexibility ratio is not enough, when meetting the condition that cotton height varies or ground height is uneven, can not carry out nimble adjustment according to the environmental requirement, certain limitation has.

Disclosure of Invention

In order to solve the problems of high cost, narrow pesticide application area and low pesticide application efficiency in the prior art, the invention provides the spraying device with high pesticide application efficiency, low cost and wide pesticide application area and the special pesticide application machine for cotton using the spraying device.

The invention provides a spraying device which comprises two upper tee joints, a lower tee joint, a spray head, an upper anti-drip valve body and a lower anti-drip valve body, wherein the upper anti-drip valve body is arranged between the two upper tee joints, the lower anti-drip valve body is arranged between the upper tee joint and the lower tee joint which are close to the lower tee joint, anti-drip switch caps are arranged on the upper anti-drip valve body and the lower anti-drip valve body respectively, a circular piece is arranged on each anti-drip switch cap, and the spray head is arranged on the upper tee joint and the lower tee joint.

In some embodiments, a tee-joint suspension seat and a suspension base are further provided, the tee-joint suspension seat is communicated with the upper tee joint far away from the lower tee joint, and the suspension base is fixedly arranged on one side, far away from the spray head, of the lower tee joint.

In some embodiments, the three-way hanging seat and the upper three-way, the upper three-way and the upper anti-drip valve body, the upper three-way and the lower anti-drip valve body, the lower anti-drip valve body and the lower three-way, and the spray head and the upper three-way and the lower three-way are all in threaded connection and are communicated with each other.

The utility model provides an use special machine of giving medicine to cotton of sprinkler, includes frame main part, spraying cantilever, fan, medical kit, fan driving system, medicine pump and spraying mechanism, the fan with frame main part fixed connection, the drive of fan driving system the fan moves, the medical kit with the medicine pump intercommunication, the medicine pump with spraying mechanism passes through the spraying pipeline intercommunication, spraying mechanism includes atomizer, hangs the device and drags the device of spouting, atomizer with the medicine pump reaches the fan intercommunication, the fixed branch line ware that is equipped with in atomizer one side, atomizer includes air supply arrangement and sprinkler, air supply arrangement includes the dryer, joins in marriage dryer, guide plate, last backup pad and bottom suspension plate, sprinkler passes through go up the backup pad with bottom suspension plate with air supply arrangement fixed connection, sprinkler is fixed to be set up the air outlet of guide plate forms the secondary atomization, sprinkler pass through tee bend suspension seat with go up backup pad fixed connection, sprinkler pass through hang the base with air supply arrangement fixed connection, two go up the tee bend sets up the upper and lower extreme edge of guide plate, the tee bend sets up the lower extreme edge of tee bend and set up at the lower extreme edge of tee bend suspension plate and the shower nozzle is in one side of hanging seat, lower extreme of sprinkler communicates with the sprayer.

In some embodiments, the air duct conveys high-pressure airflow into the guide plate through the air distribution duct, the guide plate is connected with the air distribution duct through a support plate, an upper group of fixing blocks and a lower group of fixing blocks are arranged on the side wall of the air duct, the two groups of fixing blocks are parallel up and down, each group of fixing blocks comprises two fixing blocks, and the fixing blocks are provided with through holes.

In some embodiments, the upper supporting plate is fixedly connected with the lower fixing block through a spacer sleeve, the center of the spacer sleeve is provided with a through hole, the upper supporting plate is provided with a connecting hole corresponding to the through hole, and the through hole on the spacer sleeve is respectively fixedly connected with the connecting hole on the upper supporting plate and the through hole on the fixing block.

In some embodiments, the air supply devices are fixedly connected below the spraying cantilever through the quick-change lock, the number of the air supply devices is N, the N air supply devices are arranged below the spraying cantilever at equal intervals, the air supply devices are communicated with the fan through an air curtain, and the spraying devices are arranged in the opening direction of a circular arc-shaped excessive V-shaped cavity of the distributor.

In some embodiments, a connecting column with an arc-shaped lower part is arranged on one side, away from the guide plate, of the air duct, the upper part of a vertical section of one end, close to an air inlet of the air duct, of the connecting column is connected with the spraying cantilever, the joint of the vertical section of the connecting column and the arc-shaped section is fixedly connected with the separator 8, the air inlet on the upper part of the air duct is communicated with the air curtain, and an air outlet on the lower part of the air duct is communicated with the air inlet of the air distribution duct, so that high-pressure airflow is conducted.

In some embodiments, the spraying cantilever comprises a left cantilever and a right cantilever, both the left cantilever and the right cantilever are composed of three sections of foldable cantilevers, the left cantilever and the right cantilever are bilaterally symmetrical relative to the rack body, both the left cantilever and the right cantilever are fixedly connected to the rack body, and the spraying cantilever is controlled and moved by a control button.

In some embodiments, the hanging spraying device and the dragging spraying device are fixedly connected below the spraying cantilever between two adjacent spraying devices through the quick-change lock, and the spraying devices, the hanging spraying device and the dragging spraying device are respectively and independently used for different growth periods of cotton.

Compared with the prior art, the spraying device and the cotton special pesticide applying machine using the same have the advantages that:

1. according to the spraying device provided by the invention, the upper anti-drip valve body, the lower anti-drip valve body and the anti-drip switch are arranged, so that the residual liquid medicine in the sprayed medicine pipe can not drip from the nozzle at the moment when the spraying of the medicine is stopped, and the phenomenon of liquid medicine dripping of the low-position nozzle caused by the height of the nozzle and the height of the spray pipe can be effectively controlled.

2. The invention provides a special cotton pesticide spraying machine applying a spraying device, wherein the spraying device is fixedly connected to an air supply device through a tee suspension seat and a suspension base, and two upper tees are fixed on the upper edge and the lower edge of an air outlet of a guide plate, so that high-pressure airflow sent out from the air supply device and high-pressure atomized fog drops sprayed out from the spraying device are fully mixed at a nozzle to realize secondary atomization, the penetrating power of the spraying device on a leaf curtain layer is improved, and the pesticide spraying effect is improved.

3. According to the cotton special pesticide application machine applying the spraying device, all parts of the air supply device are connected in a mechanical mode, so that the cotton special pesticide application machine is convenient to disassemble and assemble, the parts are replaced, and the cost is reduced to the greatest extent.

4. The invention provides a special cotton pesticide applying machine applying a spraying device, which is characterized in that a pesticide applying effect of an all-dimensional space is formed by the design of a wind cylinder in the structural direction, so that the pesticide applying range is wider.

5. According to the cotton special pesticide applying machine applying the spraying device, the left cantilever and the right cantilever which are symmetrical left and right and can be extended and contracted are arranged, so that the spraying area of pesticide can be enlarged, and balance force can be generated on a running machine.

6. According to the cotton special pesticide applying machine with the spraying device, the control button for controlling the spraying cantilever to move is arranged, so that the stretching and the contraction of the left cantilever and the right cantilever can be adjusted, the spraying cantilever is lifted or lowered to adapt to the height of cotton seedlings to be sprayed, the left cantilever or the right cantilever can be lifted independently for balance adjustment, and the phenomenon that the machine is inclined due to unbalance of the machine on a sloping field or a rugged ground is prevented.

7. According to the cotton special pesticide application machine with the spraying device, the control button is set to be the inching button, so that the requirement that the spraying cantilever is pressed and stopped immediately when the spraying cantilever is controlled, the left cantilever and the right cantilever are slowly unfolded to the limit positions, and the spraying cantilever is prevented from being damaged due to overlarge unfolding force.

8. According to the special cotton pesticide applying machine with the spraying device, the hanging spraying device and the dragging spraying device are arranged on the spraying cantilever, so that pesticide application on cotton seedlings in different periods in a cotton field can be realized on one machine, the function of one machine for multiple purposes is realized, and the production cost is saved.

9. According to the special pesticide applying machine for cotton, which is provided by the invention, branches and leaves of a cotton field can be quickly applied from bottom to top through the distributor arranged on the pesticide spraying device, so that the pesticide applying range is wider and the efficiency is higher.

10. The cotton special pesticide applying machine applying the spraying device is easy to install and convenient to use, can be used for simultaneously applying pesticide to cotton seedlings in different periods, can sensitively change the length and height of the spraying cantilever, is quickly suitable for different pesticide applying areas, and has the advantages of high-efficiency pesticide application, wide pesticide applying area, simplicity and quickness in debugging and operation, low cost and the like.

Drawings

FIG. 1 is a schematic view of a cotton-specific application machine employing a spraying apparatus of the present invention;

FIG. 2 is a left side elevational view of the cotton-specific applicator of the present invention employing a spraying device;

FIG. 3 is a side elevational view of the cotton-specific applicator splitter employing the spraying apparatus of the present invention;

FIG. 4 is a right side view of the cotton-specific applicator sprayer of the present invention employing the sprayer;

FIG. 5 is a right rear side view of a cotton-specific applicator sprayer of the present invention employing the sprayer;

FIG. 6 is a front view of a cotton-specific applicator spacer of the present invention employing a spray device;

FIG. 7 is a top plan view of the cotton-specific applicator spacer of the present invention employing a spray device;

FIG. 8 is a side view of the spraying device of the present invention;

FIG. 9 is a front view of the sprinkler of the present invention;

figure 10 is a top view of the spraying device of the present invention.

In the figure: 1. a rack main body; 2. a fan; 3. a spraying device; 31. an air supply device; 3101. an air duct; 3102. an air distribution cylinder; 3103. a baffle; 3104. a fixed block; 3105. a support plate; 32. a spraying device; 3201. a tee suspension mount; 3202. feeding a tee joint; 3203. a lower tee joint; 3204. a wafer; 3205. an anti-dripping switch cap; 3206. an upper drip-proof valve body; 3207. a lower drip-proof valve body; 3208. suspending a base; 3209. a spray head; 4. a drug pump; 5. a right cantilever; 6. quickly replacing the lock; 7. a left cantilever; 8. a line divider; 9. a cantilever connecting seat; 10. a fan power system; 11. a medicine chest; 12. a connecting rod; 13. an upper support plate; 14. a lower support plate; 15. a spacer bush; 1501. and a through hole.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The invention discloses a spraying device, as shown in fig. 8 to 10, comprising two upper tee joints 3202, a lower tee joint 3203, a spray head 3209, an upper anti-drip valve body 3206 and a lower anti-drip valve body 3207, wherein the upper anti-drip valve body 3206 is arranged between the two upper tee joints 3202, the lower anti-drip valve body 3207 is arranged between the upper tee joint 3202 and the lower tee joint 3203 which are close to the lower tee joint 3203, anti-drip switch caps 3205 are respectively arranged on the upper anti-drip valve body 3206 and the lower anti-drip valve body 3207, a circular piece 3204 is arranged on each anti-drip switch cap 3205, and the spray head 3209 is arranged on the upper tee joint 3202 and the lower tee joint 3203; according to the invention, through the upper anti-dripping valve body 3206, the lower anti-dripping valve body 3207 and the anti-dripping switch cap 3205, the residual liquid medicine in the sprayed medicine pipe can be prevented from dripping from the nozzle 3209 at the moment of stopping spraying during medicine application, and the phenomenon that the liquid medicine flows and drips from the nozzle 3209 at the low position due to the height of the nozzle 3209 and the spray pipe is effectively controlled. Specifically, in this embodiment of the present invention, the nozzles 3209 are disposed on both the upper tee 3202 and the lower tee 3203, and further, the two nozzles with the nozzles 3209 are 90 ° apart from each other, so that the spraying area can be maximized while the pesticide application rate is ensured; the middle parts of the upper drip-proof valve body 3206 and the lower drip-proof valve body 3207 are both provided with a drip-proof switch cap 3205 close to one side of the spray head, and the wafer 3204 is arranged at the central position of the drip-proof switch cap 3205.

In this embodiment of the present invention, as shown in fig. 8 to 10, a three-way suspension seat 3201 and a suspension base 3208 are further provided, the three-way suspension seat 3201 is communicated with the upper three-way 3202 far away from the lower three-way 3203, and the suspension base 3208 is fixedly disposed on one side of the lower three-way 3203 far away from the spray head 3209; the three-way suspension seat 3201 and the upper three-way 3202, the upper three-way 3202 and the upper anti-dripping valve body 3206, the upper three-way 3202 and the lower anti-dripping valve body 3207, the lower anti-dripping valve body 3207 and the lower three-way 3203, and the spray head 3209 and the upper three-way 3202 and the lower three-way 3203 are in threaded connection and are communicated with each other.

Specifically, in this embodiment of the present invention, one end of the upper and lower ends of the upper tee 3202, which is far from the lower tee 3203, is in threaded connection with the lower end of the tee suspension base 3201, the other end of the upper tee 3202 is in threaded connection with the upper end of the upper drip-proof valve body 3206, the upper tee 3202, which is close to the lower tee 3203, has one end in threaded connection with the lower end of the upper drip-proof valve body 3206 and the other end in threaded connection with the upper end of the lower drip-proof valve body 3207, the lower end of the lower tee 3203 is a sealing end, and the upper end of the lower tee 3203 is in threaded connection with the lower end of the lower drip-proof valve body 3207.

The invention discloses a special cotton pesticide application machine applying a spraying device, which comprises a machine frame main body 1, a spraying cantilever, a fan 2, a pesticide box 11, a fan power system 10, a pesticide pump 4 and a spraying mechanism, wherein the fan is fixedly connected with the machine frame main body, the fan power system 10 drives the fan 2 to operate, the pesticide box 11 is communicated with the pesticide pump 4, the pesticide pump 4 is communicated with the spraying mechanism through a spraying pipeline, the spraying mechanism comprises a spraying device 3, a hanging spraying device and a dragging spraying device, the spraying device 3 is communicated with the pesticide pump 4 and the fan 2, a distributor 8 is fixedly arranged on one side of the spraying device 3, the spraying device 3 comprises an air supply device 31 and a spraying device 32, the air supply device 31 comprises an air duct 3101, an air distribution duct 3102, a guide plate 3103, an upper support plate 13 and a lower support plate 14, the spraying device 32 is fixedly connected with the air supply device 31 through the upper support plate 13 and the lower support plate 14, the spraying device 32 is fixedly arranged at an air outlet of the guide plate 3103 to form secondary atomization, the spraying device 32 is fixedly connected with the upper support plate 13 through a three-way suspension seat 3201, the spraying device 32 is fixedly connected with the lower support plate 14 through a suspension base 3208, the two upper three-way pipes 3202 are arranged at the upper edge and the lower edge of the air outlet of the guide plate 3103, the lower three-way pipes 3203 are arranged at the lower edge of the lower support plate 14, the spray head is arranged at the side far away from the air supply device 31, and the medicine pump 4 is communicated with the three-way suspension seat 3201; according to the invention, the spraying device 32 is fixedly connected to the air supply device 31 through the three-way suspension seat 3201 and the suspension seat 3208, and the two upper three-way joints 3202 are fixed on the upper edge and the lower edge of the air outlet of the guide plate 3103, so that high-pressure air flow sent out from the air supply device 31 and high-pressure atomized fog sprayed from the spraying device 32 drop at the opening of the spray head 3209, and are fully mixed to realize secondary atomization, thereby improving the penetrating power to a leaf curtain layer and improving the pesticide application effect.

Specifically, in this embodiment of the present invention, the air duct 3101, the air distribution duct 3102 and the guide plate 3103 form an air supply channel, which can convey the high-pressure air flow in the fan 2 to the air outlet of the guide plate 3101, and the upper and lower ends of the spraying device 32 are respectively fixedly connected to the central axes of the upper support plate 13 and the lower support plate 14, and the fog drops with strong impact force; the design can ensure that the high-pressure atomized fog drops in the spraying device 32 are secondarily atomized at high pressure through the high-pressure air flow sent out by the guide plate 3103, and the fog drops are fully mixed to form finer and more uniform fog drops.

In this embodiment of the present invention, as shown in fig. 4 to 7, the air duct 3101 conveys high-pressure air into the guide plate 3103 through the air distribution duct 3102, the guide plate 3103 is connected with the air distribution duct 3102 through a support plate 3105, an upper set of fixing blocks 3104 and a lower set of fixing blocks 3104 are arranged on the side wall of the air duct 3101, the two sets of fixing blocks 3104 are parallel up and down, each set of fixing blocks 3104 comprises two fixing blocks 3104, each fixing block 3104 is provided with a through hole, the upper support plate 13 is fixedly connected with the lower set of fixing blocks 3104 arranged on the air duct 3101 through a spacer 15, the center of the spacer 15 is provided with a through hole 1501, the upper support plate 13 is provided with a connection hole corresponding to the through hole 1501, and the through holes 1501 on the spacer 15 are respectively fixedly connected with the connection hole on the upper support plate 13 and the through holes on the fixing blocks 3104; the parts of the air supply device 31 are connected in a mechanical mode, so that the air supply device is convenient to disassemble and assemble, the parts are replaced, and the cost is reduced to the greatest extent.

Specifically, in this embodiment of the present invention, the upper support plate 13 is disposed above the guide plate 3103, the lower support plate 14 is disposed below the guide plate 3103, the upper support plate 13 is fixedly connected to the lower set of fixing blocks 3104 disposed on the air duct 3101 through the spacer 15, the lower support plate 14 is fixedly connected to the panel at the lower side of the air distribution duct 3102 away from the air outlet of the guide plate 3103, further preferably, the air outlet of the guide plate 3103, the upper support plate 13 and the lower support plate 14 are disposed in parallel, and the upper support plate 13 and the lower support plate 14 are disposed coaxially with the air outlet of the guide plate 3103, such design can maximize the ejection of the high-pressure air flow sent out from the guide plate 3103, and improve the utilization rate of the high-pressure air flow; the design of the wind barrel 3101 in the structural direction of the invention forms an omnibearing three-dimensional space pesticide application effect, so that the pesticide application range is wider.

In this embodiment of the present invention, as shown in fig. 1 to 5, the air supply device 31 is fixedly connected below the spray cantilever through the quick-change lock 6, N air supply devices 31 are provided, the N air supply devices 31 are arranged below the spray cantilever at equal intervals, the air supply device 31 is communicated with the fan 2 through an air curtain, the spray device 3 is arranged in the opening direction of a V-shaped cavity of the distributor 8 which is in an arc transition, a connecting column 12 with an arc-shaped lower part is arranged on the side of the air duct 3101 away from the guide plate 3103, the upper part of a vertical section of one end of the connecting column 12 close to the air inlet of the air duct 3101 is connected with the spray cantilever, and the joint of the vertical section and the arc-shaped section of the connecting column 12 is fixedly connected with the distributor 8; an air inlet at the upper part of the air duct 3101 is communicated with the air curtain, and an air outlet at the lower part of the air duct 3101 is communicated with an air inlet of the air distribution duct 3102, so that high-pressure air flow is communicated; according to the invention, the branch device 8 arranged on the spraying device 3 can quickly carry out the treatment of branches and leaves of the cotton field from bottom to top, so that the pesticide application range is wider and the efficiency is higher.

Specifically, in this embodiment of the present invention, the fan 2 sends a high-pressure airflow into the air supply device 31 through the air curtain, and after the high-pressure airflow is sent to the spraying device 32 through the air supply device 31, the high-pressure airflow further atomizes the liquid medicine sprayed from the spray head of the spraying device 32 through high-pressure liquefaction, so that the mist drops are finer and more uniform; in the atomization area, the air flow blows and turns over the blades, so that the front and back surfaces of the blades are uniformly coated with the pesticide, the pesticide application effect can be improved, the pesticide dosage is reduced, and the pesticide cost is saved; the spraying device 3 is fixedly connected with the spraying cantilever through a connecting column 12, a connecting groove matched with the connecting column 12 is arranged below the spraying cantilever, and the connecting column 12 is fixedly connected with the connecting groove through a quick-change lock 6.

In this embodiment of the present invention, as shown in fig. 1, the spray boom includes a left boom 7 and a right boom 5, the left boom 7 and the right boom 5 are both composed of three sections of foldable booms, the left boom 7 and the right boom 5 are bilaterally symmetric with respect to the rack body 1, both the left boom 7 and the right boom 5 are fixedly connected to the rack body 1, and the spray boom is controlled and movable by a control button.

Specifically, in this embodiment of the present invention, a cantilever connecting seat 9 is disposed between the left cantilever 7 and the right cantilever 5, the cantilever connecting seat 9 is fixedly connected to the rack body 1, the left cantilever 7 and the right cantilever 5 are fixedly connected to the cantilever connecting seat 9, the left cantilever 7 includes a first left cantilever, a second left cantilever and a third left cantilever, a first left oil cylinder is disposed between the first left cantilever and the second left cantilever, a second left oil cylinder is disposed between the second left cantilever and the third left cantilever, the right cantilever 5 includes a first right cantilever, a second right cantilever and a third right cantilever, a first right oil cylinder is disposed between the first right cantilever and the second right cantilever, a second right oil cylinder is disposed between the second right cantilever and the third right cantilever, and the first left cantilever and the first right cantilever are fixedly connected to the cantilever connecting seat 9; according to the invention, the left cantilever 7 and the right cantilever 5 which are symmetrical left and right and can be extended and contracted are arranged, so that the spraying area of pesticide can be enlarged, and balance force can be generated on a running machine.

Specifically, in this embodiment of the present invention, the first left suspension arm and the second left suspension arm on the left suspension arm 7 are extended and retracted by the first left oil cylinder, and the second left suspension arm and the third left suspension arm are extended and retracted by the second left oil cylinder; first right cantilever and the right cantilever of second on the right cantilever 5 realize extending and contracting through first right hydro-cylinder, extension and contraction are realized through the right hydro-cylinder of second to right cantilever of second and third, all be located the both sides of frame main part 1 after left cantilever 7 and the right cantilever 5 contract completely, make being in the minimum state of whole machine, left cantilever and right cantilever extend the both sides of back symmetric distribution frame main part 1 completely, and be the state of slight downward sloping, can be favorable to the balance at center. Further preferably, first left cantilever, second left cantilever and third left cantilever shape are the same, the size is that first left cantilever is greater than second right cantilever and is greater than third right cantilever in proper order, it is same, first right cantilever, second right cantilever and third right cantilever shape are the same, the size is that first right cantilever is greater than second right cantilever and is greater than third right cantilever in proper order, the left and right cantilever afterbody of this kind of design is lighter, can prevent that left and right cantilever is after expanding completely, because of keeping away from rack main body 1's third left cantilever and third right cantilever overweight, and lead to left cantilever and right cantilever to appear breaking the phenomenon easily.

Specifically, in this embodiment of the present invention, the control button is a jog button, the control button controls the left cantilever 7 and the right cantilever 5 to sequentially extend or retract from a side close to the cantilever connecting seat 9 to a side far away from the cantilever connecting seat 9, the control button controls the left cantilever 7 and the right cantilever 5 to ascend or descend, and the control button controls the left balance adjustment or the right balance adjustment of the left cantilever 7 and the right cantilever 5; according to the invention, by the control button for controlling the movement of the spraying cantilever, the extension and contraction of the left cantilever and the right cantilever can be adjusted, the spraying cantilever can be lifted or lowered to adapt to the height of cotton seedlings to be applied, and the left cantilever 7 or the right cantilever 5 can be lifted independently for balance adjustment, so that the phenomenon that the machine is inclined due to the imbalance of the machine on a sloping field or a rugged ground can be prevented.

Specifically, in this embodiment of the present invention, a large oil cylinder is disposed between the left cantilever 7 and the right cantilever 5 and the rack body 1, and in the implementation process, the large oil cylinder can be controlled by the control button to expand first, so as to drive the first left cantilever and the first right cantilever to expand, then control the first left oil cylinder to expand and the first right oil cylinder to expand, at this time drive the second left cantilever and the second right cantilever to expand, and finally drive the second left oil cylinder to expand and the second right oil cylinder to expand, at this time drive the third left cantilever and the third right cantilever to expand, and at the same time, the expanded left cantilever 7 and the expanded right cantilever 5 can be simultaneously raised or lowered by adjusting the control button as required, and the tilt angle of the left cantilever 7 or the right cantilever 5 can be adjusted by adjusting the control button, so that the machine can adapt to terrains with different tilt angles in the work engineering; furthermore, the control button adopts a click button, so that when the spraying cantilever is controlled, the control that the spraying cantilever is pressed and stopped immediately, namely loose and stopped immediately is realized, the left cantilever and the right cantilever are slowly unfolded to the limit positions, or the left cantilever and the right cantilever are slowly lifted, lowered and inclined, and the spraying cantilever is prevented from being damaged due to overlarge unfolding force.

In this embodiment of the present invention, as shown in fig. 1, the hanging spray device and the dragging spray device are fixedly connected below the spray cantilever between two adjacent spray devices 3 through the quick-change lock 6; the spraying device 3, the hanging spraying device and the dragging spraying device are respectively and independently used for different growth periods of cotton; according to the invention, the spraying device 3, the hanging spraying device and the dragging spraying device are arranged on the spraying cantilever, so that the cotton seedlings in different periods in a cotton field can be applied on one machine at the same time, the function of one machine for multiple purposes is realized, and the production cost is saved.

Specifically, in the embodiment of the invention, at the later stage of cotton seedling formation, a spraying device 3 is adopted to spray defoliant, a conveying conduit is arranged parallel to a spraying cantilever and above the spraying device 3 and is communicated with a pesticide pump 4, a plurality of sprayers communicated with the conveying conduit are arranged on the conveying conduit, the spray head of each sprayer inclines downwards, in the implementation process, the spraying device 3 sprays pesticide on lower branches and leaves and high-pressure gas flowing from bottom to top flows out to spray pesticide on upper branches and leaves from bottom to top, and when cotton branches are too high, the sprayers can be opened simultaneously to spray pesticide from top to bottom, so that all-around pesticide spraying is carried out on cotton; in the seedling stage of cotton, a dragging and spraying device can be adopted, and the angle of a spray head on the dragging and spraying device can be adjusted according to the height of cotton plants, so that the cotton plants are sprayed with liquid medicine in all directions; in the seedling stage of cotton, a hanging spraying device can be adopted to vertically spray the liquid medicine downwards to the cotton plants.

The spraying device and the special cotton pesticide applying machine using the same are easy to install and convenient to use, can be used for simultaneously applying pesticide to cotton plants in different periods, can sensitively change the length and height of the spraying cantilever, can be quickly adapted to different pesticide applying areas, and have the advantages of high-efficiency pesticide application, wide pesticide applying area, simplicity and quickness in debugging and operation, low cost and the like.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of inventive concept as described herein, commensurate with the above teachings or the skill or knowledge of the relevant art, and all changes and modifications that may be made by those skilled in the relevant art without departing from the spirit and scope of the invention, as defined in the appended claims.

Claims

1. The utility model provides an use special machine of applying medicine to cotton of sprinkler, includes frame main part (1), spraying cantilever, fan (2), medical kit (11), fan power system (10), medicine pump (4) and spraying mechanism, the fan with frame main part fixed connection, fan power system (10) drive fan (2) operation, medical kit (11) with medicine pump (4) intercommunication, medicine pump (4) with spraying mechanism passes through the spraying pipeline intercommunication, spraying mechanism includes atomizer (3), hangs and spouts the device and drags and spout the device, atomizer (3) with medicine pump (4) and fan (2) intercommunication, atomizer (3) one side is fixed and is equipped with branch ware (8), atomizer (3) include air supply arrangement (31) and sprinkler (32), atomizer (31) include dryer (3101), join in marriage air cylinder (3102), guide plate (3103), go up support plate (13) and lower support plate (14), sprinkler (32) pass through backup pad (13) and lower support plate (31) fixed air supply arrangement (3101) and spray arrangement (3103) and lower support plate (3103) fixed connection, the air outlet (3103) form its characterized in that atomizer (31032): the spraying device comprises two upper tee joints (3202), a lower tee joint (3203), a spray head (3209), an upper anti-drip valve body (3206) and a lower anti-drip valve body (3207), wherein the upper anti-drip valve body (3206) is arranged between the two upper tee joints (3202), the lower anti-drip valve body (3207) is arranged between the upper tee joint (3202) close to the lower tee joint (3203) and the lower tee joint (3203), anti-drip switch caps (3205) are respectively arranged on the upper anti-drip valve body (3206) and the lower anti-drip valve body (3207), wafers (3204) are arranged on the anti-drip switch caps (3205), and the spray head (3209) is arranged on the two upper tee joints (3202) and the lower tee joint (3203); the three-way suspension seat (3201) and the suspension base (3208) are further arranged, the three-way suspension seat (3201) is communicated with an upper three-way (3202) far away from the lower three-way (3203), and the suspension base (3208) is fixedly arranged on one side, far away from the spray head (3209), of the lower three-way (3203); the three-way suspension seat (3201) is in threaded connection with an upper three-way (3202) far away from the lower three-way (3203), the two upper three-way (3202) is in threaded connection with the upper anti-dripping valve body (3206), the upper three-way (3202) close to the lower three-way is in threaded connection with the lower anti-dripping valve body (3207), the lower anti-dripping valve body (3207) is in threaded connection with the lower three-way (3203), and the spray head (3209) is in threaded connection with the two upper three-way (3202) and the spray head (3209) is in threaded connection with the lower three-way (3203) and communicated with each other; the spraying device (32) is fixedly connected with the upper supporting plate (13) through the three-way suspension seat (3201), the spraying device (32) is fixedly connected with the lower supporting plate (14) through the suspension base (3208), two upper three-way pipes (3202) are arranged at the upper edge and the lower edge of the air outlet of the guide plate (3103), the lower three-way pipes (3203) are arranged at the lower edge of the lower supporting plate (14), the spray head is arranged at one side far away from the air supply device (31), and the medicine pump (4) is communicated with the three-way suspension seat (3201); the air duct (3101) conveys high-pressure airflow into the guide plate (3103) through the air distribution duct (3102), the guide plate (3103) is connected with the air distribution duct (3102) through a support plate (3105), an upper group of fixing blocks (3104) and a lower group of fixing blocks (3104) are arranged on the side wall of the air duct (3101), the two groups of fixing blocks (3104) are parallel up and down, each group of fixing blocks (3104) comprises two fixing blocks (3104), and the fixing blocks (3104) are provided with through holes; the upper supporting plate (13) is fixedly connected with a lower group of fixing blocks (3104) arranged on the air duct (3101) through a spacer bush (15), a through hole (1501) is formed in the center of the spacer bush (15), the upper supporting plate (13) is provided with connecting holes corresponding to the through hole (1501), and the through hole (1501) in the spacer bush (15) is respectively and fixedly connected with the connecting hole in the upper supporting plate (13) and the through hole in the lower group of fixing blocks (3104); dryer (3101) keep away from guide plate (3103) one side is equipped with spliced pole (12) that the lower part is the arcuation, spliced pole (12) be close to the upper portion of dryer (3101) air intake one end vertical section with the spraying cantilever is connected, spliced department of spliced pole (12) vertical section and arcuation section with branch ware (8) fixed connection, the air intake and the air curtain intercommunication on the upper portion of dryer (3101), the air outlet of the lower part of dryer (3101) with join in marriage the air intake intercommunication of dryer (3102), realize switching on of high-pressure draught.

2. A cotton-specific applicator according to claim 1, wherein: air supply arrangement (31) are through quick change lock (6) fixed connection in spraying cantilever below, and air supply arrangement (31) are equipped with N, and N air supply arrangement (31) equidistant setting is in the below of spraying cantilever, and air supply arrangement (31) and fan (2) are through the air curtain intercommunication, and atomizer (3) set up the V "shape chamber opening direction that is convex transition in branch line ware (8).

3. A cotton-specific applicator according to claim 2, wherein: the spraying cantilever comprises a left cantilever (7) and a right cantilever (5), the left cantilever (7) and the right cantilever (5) are formed by three sections of foldable cantilevers, the left cantilever (7) and the right cantilever (5) are in bilateral symmetry relative to the rack main body (1), the left cantilever (7) and the right cantilever (5) are fixedly connected to the rack main body (1), and the spraying cantilever is controlled and moves through a control button.

4. A cotton-specific applicator according to claim 3, wherein: the hanging spraying device and the dragging spraying device are fixedly connected below a spraying cantilever between two adjacent spraying devices (3) through a quick-change lock (6), and the spraying devices (3), the hanging spraying device and the dragging spraying device are respectively and independently used and are used for different growth periods of cotton.