CN102986636A - Air-assisted spraying test bed - Google Patents
Air-assisted spraying test bed Download PDFInfo
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- CN102986636A CN102986636A CN2012105704543A CN201210570454A CN102986636A CN 102986636 A CN102986636 A CN 102986636A CN 2012105704543 A CN2012105704543 A CN 2012105704543A CN 201210570454 A CN201210570454 A CN 201210570454A CN 102986636 A CN102986636 A CN 102986636A
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- deflector
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- shower nozzle
- medicine
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Abstract
An air-assisted spraying test bed comprises an upper working platform and a lower working platform with travelling wheels at the bottom, wherein the upper working platform is provided with a drug kit which is divided into multiple ways in a water spraying total box and connected to a plurality of nozzles, a plurality of guide plates are arranged in a fan box, each guide plate is arranged on a corresponding guide plate rotary shaft, one end of the guide plate rotary shaft penetrates through a first hollow groove arranged on one side of the fan box and is placed in an outer slider on the outer side wall of the same side of the fan box, and the other end penetrates through an inner slider arranged on the inner side wall of the opposite side of the fan box and is placed in a second hollow groove of the same side to achieve vertical motion of the guide plate rotary shaft. The guide plate rotary shafts are connected with a stepper motor to achieve the angle adjustment of the guide plates, and the guide plate rotary shafts are perpendicular to the spraying directions of the nozzles and parallel with the air feeding direction of an impeller of the fan. According to the test bed, the stepper motor and the sliders are used to achieve adjustable angles and positions of the guide plates, knobs are used to achieve adjustable angles of the nozzles, and the integrative testing performance of the test bed is improved.
Description
Technical field
The invention belongs to the agricultural plant protection field of mechanical technique, relate to spraying apparatus, be specifically related to a kind of air-assisted spraying testing stand.
Background technology
In plant growing process, disease pest and weed is the one of the main reasons that causes the yield reducation of crops.For this reason, objectively need to prevent and treat disease pest and weed.And chemical pesticide to spray be the Main Means of disease pest and weed control, be one of Important Action of stabilizing and increasing Agricultural Output.In the situation wide at China's disease pest and weed generation area, that the agricultural chemicals usage amount is high, how effectively to use agricultural chemicals to become the problem that people pay close attention to and pay attention to.But the dispenser machinery that China falls behind has caused the unreasonable use of agricultural chemicals and the low inferior phenomenon of utilization rate to occur to a certain extent.Cause the bad phenomenon such as " evaporating, emitting, dripping or leaking of liquid or gas ", pesticide application inequality, drift, evaporation, pollution and operator poisoning to occur such as the dispenser facility are defective.
Improving the effective rate of utilization of agricultural chemicals, reduce agricultural chemicals to the pollution of environment, is an important goal of modern agriculture engineering development, and researching and developing a kind of air-assisted spraying pesticide applicator is the important means of realizing this goal.In the R﹠D process of air-assisted spraying pesticide applicator, the air-assisted spraying testing stand has vital effect, utilizes the air-assisted spraying testing stand to carry out the test job in early stage, optimizes the design of sprayer, guarantees for follow-up R﹠D process provides theoretical foundation and parameter.Current air-assisted spraying testboard is simple in structure, and the non-adjustable or pure manual adjustments of blower fan deflector position angle and nozzle angle are non-adjustable, and the integrated automation degree is lower.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of air-assisted spraying testing stand, blower fan deflector position and nozzle angle are easy to adjust, have significantly improved the agricultural chemicals availability, have the automaticity height, the intelligentized characteristics of dispenser process.
To achieve these goals, the technical solution used in the present invention is:
A kind of air-assisted spraying testing stand, comprise that the bottom is with the lower workbench 23 of road wheel 21 and the upper workbench 14 that is positioned at lower workbench 23 tops, be provided with medicine-chest 13 at upper workbench 14, the medicine spraying tube road 7 of medicine-chest 13 connects the water spray header tank 4 that is positioned on the lower workbench 23, in water spray header tank 4, be divided into multichannel and be connected to a plurality of shower nozzles 28, several deflectors 34 are arranged in the air box 2, each deflector 34 is installed on the corresponding deflector rotating shaft 33, one end of deflector rotating shaft 33 passes the hollow slots 1 that is arranged at air box 2 one sides, place the outer slide 32 on the lateral wall of air box 2 these sides, another end is passed the inner slide 36 on the madial wall that is arranged at air box 2 relative sides, place the hollow slots 2 48 of this side, to realize that deflector rotating shaft 33 is in the movement of upright position, deflector rotating shaft 33 connects the angular adjustment that stepper motor 40 is realized deflector 34 by little shaft coupling 41, wherein, deflector rotating shaft 33 is parallel to the air supply direction of draught fan impeller 1 perpendicular to the injection direction of shower nozzle 28.
Described shower nozzle 28 is fixed on the shower nozzle runing rest 35, and screw-casing 44 is installed on air box 2 sidewalls, and shower nozzle runing rest 35 is connected with screw-casing 44 by screw pair 2 46, to realize the angular adjustment of shower nozzle 28.
At air box 2 lateral walls dial 45 is installed, to realize the angular adjustment control of shower nozzle 28.
Be fixed with sliding tray 29 by sliding tray hold-down screw 31 on described air box 2 sidewalls, outer slide 32 places described sliding tray 29 to carry out the slip of vertical position at sliding tray 29 grooves, and by slide block limit screw 30 fixed positions.
Described inner slide 36 is connected with nut 38 by screw pair 1, and stepper motor 40 is fixed on the nut 38 by stepper motor flange hold-down screw 39, between nut 38 and air box 2 lateral walls rule 37 is installed, with the vertical position of control deflector 34.
All there is a deflector 34 the up and down both sides of described each shower nozzle 28, and namely each shower nozzle 28 all is clipped between two deflectors 34.
The area of described outer slide 32 is greater than the area of hollow slots 1, and the area of described inner slide 36 is greater than the area of hollow slots 2 48, thereby so that draught fan impeller 1 guarantees do not have wind to spill from air box 2 in the course of the work.
Described medicine-chest 13 is by drug-feeding tube road 19 water pumps, 20 entrances with filter 17, water pump 20 exits arrange overflow valve 18 makes the pipeline of outlet be divided into two-way, one the tunnel for directly returning the overflow passage 22 of medicine-chest 13, and another road is the main line 16 of access water spray header tank 4.
Described main line 16 ends are divided into two-way, and one the tunnel is the return line 11 that contains electrical ball valve 12, and another road is the medicine spraying tube road 7 of containing pressure sensor 8, and the medicine spraying tube road finally enters water spray header tank 4.
Motor 24 is settled at middle part at lower workbench 23, by large shaft coupling 25 power is passed to belt wheel power shaft 27, make power finally pass to draught fan impeller 1 through belt wheel output shaft 3 again, workbench 14 is provided with motor control assembly 9 and spraying detection control apparatus 10 on described, motor control assembly 9 connects the angle of stepper motor 40 control deflectors 34, and in LCD display, show the predetermined angle value of shower nozzle, spraying detection control apparatus 10 controlled pressure sensors 8 and electrical ball valve 12 are regulated pipeline capacity of returns size.
The present invention compared with prior art, utilize stepper motor and slide block to realize that angle and the position of deflector are adjustable, the angle that realizes shower nozzle by screw pair is adjustable, thereby improve the integration test performance of testing stand, be convenient to the research and development of air-assisted sprayer, thereby improved the availability of agricultural chemicals, reduced the harm of chemical pesticide to people and livestock, reduced the pollution of agricultural chemicals to environment.
Description of drawings
Fig. 1 is schematic diagram front view of the present invention.
Fig. 2 is air box schematic diagram front view of the present invention.
Fig. 3 is outer slide front view of the present invention.
Fig. 4 is inner slide front view of the present invention.
Fig. 5 is stepping motor control apparatus schematic diagram of the present invention.
Fig. 6 is the surface chart of the LCD display of stepping motor control apparatus of the present invention.
Fig. 7 is the surface chart of the LCD display of stepping motor control apparatus of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further details.
As shown in Figure 1, a kind of concrete structure for air-assisted spraying testing stand of the present invention, comprise workbench 14, lower workbench 23, road wheel 21 and handrail 15, be connected and fixed by vertical supports between upper workbench 14 and the lower workbench 23, road wheel 21 is positioned on the lower workbench 23, and handrail 15 is positioned on the workbench 14.
Be placed with medicine-chest 13, spraying detection control apparatus 10 and motor control assembly 9 at upper workbench 14.Under the effect of water pump 20; liquid in the medicine-chest 13 drug-feeding tube road 19 of flowing through under the filtration of filter 17 enters in the water pump 20; in the exit of water pump 20 overflow valve 18 is set; thereby make pipeline be divided into two-way; one the tunnel for directly returning the overflow passage 22 of medicine-chest 13; play the effect of overcurrent protection; thereby unnecessary liquid is returned in the medicine-chest 13 through overflow valve 18; another road is main line 16; end at main line 16 is divided into two-way, and one the tunnel is the return line 11 that contains electrical ball valve 12, and another road is the medicine spraying tube road 7 of containing pressure sensor 8; the medicine spraying tube road finally enters water spray header tank 4, through entering into along separate routes each shower nozzle 28.Motor 24 is settled at middle part at the lower workbench 14 of testing stand, motor 24 is by the belt wheel power shaft 27 of large shaft coupling 25 tape splicings wheel transmission case 6, be connected by belt wheel 26 between belt wheel power shaft 27 and the belt wheel output shaft 3, air box 2 is fixed on the belt wheel transmission case 6 by flange 5, and by belt wheel output shaft 3 with transmission of power fan impeller 1.
As shown in Figure 2, be the fundamental diagram of deflector 34 in the air box among the present invention 2 and shower nozzle 28.The deflector rotating shaft 33 of deflector 34, one end of deflector rotating shaft 33 passes hollow slots 1 shown in Figure 3, be riveted in the outer slide 32 and can in outer slide 32, rotate, the other end places inner slide 36, passing hollow slots 2 48 shown in Figure 4 links to each other with the output shaft of stepper motor 40 by little shaft coupling 41, stepper motor 40 is fixed on the nut 38 by stepper motor flange hold-down screw 39, and in rotation, drive deflector rotating shaft 33 and rotate, thus the angle of regulating deflector 34.Outer slide 32 places sliding tray 29, can in sliding tray 29, carry out the slip of vertical position, and by slide block limit screw 30 fixed positions, sliding tray 29 is fixed on the sidewall of air box 2 by sliding tray hold-down screw 31, inner slide 36 is connected with nut 38 by screw pair 1, and the position of inner slide 36 is fixed.Driving deflector rotating shaft 33 by outer slide 32 and inner slide 36 moves at vertical direction in hollow slots 47 and hollow slots 48, thereby change the vertical position of deflector 34, and by above-mentioned fixing means the position of outer slide 32 and inner slide 36 is fixed, thereby the position of deflector 34 is fixed, at air box 2 sidewalls rule 37 is installed, thereby make deflector 34 be fixed to desired position, the area of outer slide 32 is greater than the area of hollow slots 1, the area of described inner slide 36 is greater than the area of hollow slots 2 48, thereby so that draught fan impeller 1 guarantees do not have wind to spill from air box 2 in the course of the work.Shower nozzle 28 is fixed on the shower nozzle runing rest 35, screw-casing 44 is installed on air box 2 sidewalls, shower nozzle runing rest 35 is connected with screw-casing 44 by screw pair 2 46, and shower nozzle runing rest 35 ends arrange knob 43, realizes the angular adjustment of shower nozzle 28 by adjusting knob 43.At air box 2 lateral walls dial 45 is installed, can regulates as required the angle of shower nozzle 28.
Wherein, shower nozzle 28 has six, arranges from top to bottom, and deflector 34 also has six, also is to arrange from top to bottom.Two middle shower nozzles 28 are between middle two deflectors 34, and all there is a deflector 34 remaining shower nozzle 28 both sides.Each deflector 34 all has independent deflector rotating shaft 33, and each deflector rotating shaft 33 all connects an independent stepper motor 40, amounts to six stepper motors 40.
As shown in Figure 5, be the schematic diagram of motor control assembly 9 of the present invention.Motor control assembly 9 is connected to keyboard and LCD display take single-chip microcomputer as core.Working alone of its output control signal control step group of motors can be inputted by keyboard the anglec of rotation of required deflector 34, and by presetting the angle value of deflector 34 in the LCD display.
As shown in Figure 6 and Figure 7, be the working interface of the LCD display of motor control assembly 9 of the present invention.Button by the keyboard in the motor control assembly 9 arranges as required to the parameter in the LCD display, thereby obtains the angle value of required deflector 34.
The course of work of the present invention is as follows:
By motor control assembly 9 required deflector 34 angle values are set, by knob 43 and dial 45 control shower nozzles 28 angle values.Open water pump 20, spray medicine, open motor 24, drive draught fan impeller 1 and rotate, under the effect of deflector 34, the medicine that shower nozzle 28 is sprayed leads, to reach best spray effect.Can continue in the spray medicine process deflector 34 positions and angle value and shower nozzle 28 angle values are adjusted, to adapt to new spray medicine demand, the angle of each deflector 34 can independently be controlled.
Claims (10)
1. air-assisted spraying testing stand, comprise that the bottom is with the lower workbench (23) of road wheel (21) and the upper workbench (14) that is positioned at lower workbench (23) top, be provided with medicine-chest (13) at upper workbench (14), it is characterized in that, the medicine spraying tube road (7) of medicine-chest (13) connects the water spray header tank (4) that is positioned on the lower workbench (23), in water spray header tank (4), be divided into multichannel and be connected to a plurality of shower nozzles (28), several deflectors (34) are arranged in the air box (2), each deflector (34) is installed on the corresponding deflector rotating shaft (33), one end of deflector rotating shaft (33) passes the hollow slots one (47) that is arranged at air box (2) one sides, place the outer slide (32) on the lateral wall of this side of air box (2), another end is passed the inner slide (36) on the madial wall that is arranged at the relative side of air box (2), place the hollow slots two (48) of this side, to realize that deflector rotating shaft (33) is in the movement of upright position, deflector rotating shaft (33) connects the angular adjustment that stepper motor (40) is realized deflector (34) by little shaft coupling (41), wherein, deflector rotating shaft (33) is parallel to the air supply direction of draught fan impeller (1) perpendicular to the injection direction of shower nozzle (28).
2. described air-assisted spraying testing stand according to claim 1, it is characterized in that, described shower nozzle (28) is fixed on the shower nozzle runing rest (35), on air box (2) sidewall screw-casing (44) is installed, shower nozzle runing rest (35) is connected with screw-casing (44) by screw pair two (46), to realize the angular adjustment of shower nozzle (28).
3. described air-assisted spraying testing stand according to claim 2 is characterized in that, on air box (2) lateral wall dial (45) is installed, to realize the angular adjustment control of shower nozzle (28).
4. described air-assisted spraying testing stand according to claim 1, it is characterized in that, pass through fixedly sliding tray (29) of sliding tray hold-down screw (31) on described air box (2) sidewall, outer slide (32) places described sliding tray (29) and can carry out the slip of vertical position at sliding tray (29) groove, and by slide block limit screw (30) fixed position.
5. according to claim 1 or 4 described air-assisted spraying testing stands, it is characterized in that, described inner slide (36) is connected with nut (38) by screw pair one (42), stepper motor (40) is fixed on the nut (38) by stepper motor flange hold-down screw (39), between nut (38) and air box (2) lateral wall rule (37) is installed, with the vertical position of control deflector (34).
6. according to claim 1 or 4 described air-assisted spraying testing stands, it is characterized in that all there is a deflector (34) the up and down both sides of described each shower nozzle (28), namely each shower nozzle (28) all is clipped between two deflectors (34).
7. described air-assisted spraying testing stand according to claim 1, it is characterized in that, the area of described outer slide (32) is greater than the area of hollow slots one (47), the area of described inner slide (36) is greater than the area of hollow slots two (48), thereby so that draught fan impeller (1) guarantees do not have wind to spill from air box (2) in the course of the work.
8. described air-assisted spraying testing stand according to claim 1, it is characterized in that, described medicine-chest (13) is by drug-feeding tube road (19) water pump (20) entrance with filter (17), water pump (20) exit arranges overflow valve (18) makes the pipeline of outlet be divided into two-way, one the tunnel for directly returning the overflow passage (22) of medicine-chest (13), and another road is the main line (16) of access water spray header tank (4).
9. described air-assisted spraying testing stand according to claim 8, it is characterized in that, described main line (16) end is divided into two-way, one the tunnel is the return line (11) that contains electrical ball valve (12), another road is the medicine spraying tube road (7) of containing pressure sensor (8), and the medicine spraying tube road finally enters water spray header tank (4).
10. described air-assisted spraying testing stand according to claim 1, it is characterized in that, motor (24) is settled at middle part at lower workbench (23), by large shaft coupling (25) power is passed to belt wheel power shaft (27), make power finally pass to draught fan impeller (1) through belt wheel output shaft (3) again, workbench (14) is provided with motor control assembly (9) and spraying detection control apparatus (10) on described, motor control assembly (9) connects stepper motor (40), the angle of control deflector (34), and in LCD display, show the predetermined angle value of shower nozzle, spraying detection control apparatus (10) controlled pressure sensor (8) and electrical ball valve (12), the size of adjusting pipeline capacity of returns.
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CN201210570454.3A CN102986636B (en) | 2012-12-25 | 2012-12-25 | Air-assisted spraying test bed |
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CN201210570454.3A CN102986636B (en) | 2012-12-25 | 2012-12-25 | Air-assisted spraying test bed |
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CN102986636A true CN102986636A (en) | 2013-03-27 |
CN102986636B CN102986636B (en) | 2014-08-06 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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RU195296U1 (en) * | 2019-11-05 | 2020-01-22 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Брянский государственный аграрный университет" | STAND FOR TESTING THE WORKING BODIES OF SPRAYERS |
RU196468U1 (en) * | 2019-11-05 | 2020-03-02 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Брянский государственный аграрный университет" | STAND FOR TESTING THE WORKING BODIES OF SPRAYERS |
CN113223390A (en) * | 2021-04-27 | 2021-08-06 | 山东三牛机械集团股份有限公司 | Meteorological simulation equipment for torch research and development and meteorological simulation method |
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RU195296U1 (en) * | 2019-11-05 | 2020-01-22 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Брянский государственный аграрный университет" | STAND FOR TESTING THE WORKING BODIES OF SPRAYERS |
RU196468U1 (en) * | 2019-11-05 | 2020-03-02 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Брянский государственный аграрный университет" | STAND FOR TESTING THE WORKING BODIES OF SPRAYERS |
CN113223390A (en) * | 2021-04-27 | 2021-08-06 | 山东三牛机械集团股份有限公司 | Meteorological simulation equipment for torch research and development and meteorological simulation method |
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