CN216931583U

CN216931583U - Spraying equipment and agricultural machine

Info

Publication number: CN216931583U
Application number: CN202220601262.3U
Authority: CN
Inventors: 程广森; 方会敏
Original assignee: Yucheng Yatai Machinery Manufacturing Co ltd
Current assignee: Yucheng Yatai Machinery Manufacturing Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-12
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses spraying equipment and agricultural machinery, which comprise a support frame, a spraying assembly and one or more baffle plates, wherein the spray assembly comprises a spray pipe and a spray pipe; the baffle is connected with the support frame, the space in front of and/or behind the support frame is divided into two or more spraying areas by the baffle, the spraying areas are positioned on the left side or the right side of the baffle, and the spray heads of the spraying assembly are positioned in the spraying areas; the spraying device is characterized in that an angle adjusting device is arranged on the supporting frame, and the spraying assembly is connected with the supporting frame through the angle adjusting device. The one or more baffles are arranged, so that the space in front of and/or behind the support frame can be divided into two or more independent spraying areas, the influence and the damage of the drifting of the spraying agent on the adjacent operation space in the spraying process can be prevented, the spraying agent can be formed by water, fertilizer liquid, liquid medicine and the like, and the partition operation can be favorably realized.

Description

Spraying equipment and agricultural machine

Technical Field

The utility model belongs to the technical field of agricultural machinery, and particularly relates to spraying equipment and agricultural machinery.

Background

Spraying devices are used to spray aqueous solutions of liquid or powdered chemicals in the form of a mist onto a target, such as a spray machine, a sprinkler, etc., for use in a variety of work environments. In particular, in the agricultural production process, in order to ensure the high yield of crops, the crops must be fertilized and sprayed in a specific growth period so as to ensure the nutrients necessary for the growth of the crops and prevent plant diseases and insect pests. However, at present, the existing pesticide spraying machine has a fixed spraying angle and a single spraying direction, and cannot be simultaneously applied to working environments with different target crop heights.

In the operation environment of soybean-corn interplanting, because the soybean-corn interplanting includes gramineous crop corn and broad-leaf crop soybean, the heights of plants in a specific growth period (such as weeding period, insect repelling period, fertilizing period and the like) are not consistent, if the height of the spray head is adjusted to adapt to the plants with different heights, the landing width of corresponding spray is also changed (namely reduced or enlarged), and the defects that the spray cannot fully cover an operation area or the spray spraying area is too large, so that the spray is wasted exist. In addition, in the operation environment of corn and soybean compound planting, because the soybean and corn are different in applicable weeding and insect prevention agents, the phenomenon of drug drift cannot be avoided when operations such as drug application and weeding are carried out, and once the drug drift occurs, the consequences such as yield and drug residue are influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, according to one aspect of the present invention, there is provided a spraying apparatus comprising a support frame, a spraying assembly, one or more baffles;

the spray assembly comprises a support frame, a baffle plate, a spray assembly and a spray head, wherein the baffle plate is connected with the support frame, the baffle plate divides the space in front of and/or behind the support frame into two or more spray areas, the spray areas are positioned on the left side or the right side of the baffle plate, and the spray head of the spray assembly is positioned in the spray areas;

the spraying device is characterized in that an angle adjusting device is arranged on the supporting frame, and the spraying assembly is connected with the supporting frame through the angle adjusting device.

Compared with the prior art, the utility model has the beneficial effects that: the arrangement of one or more baffle plates is beneficial to dividing the space in front of and/or behind the support frame into two or more independent spraying areas, so that the influence and harm of the drift of a spraying agent on the adjacent operation space in the spraying process are prevented;

the spraying assembly is connected with the supporting frame through the angle adjusting device, the spraying angle and the spraying direction can be adjusted within a certain interval, the height from the spraying head to the ground is changed, the landing width of a spraying agent spraying surface can be changed by adjusting the included angle between the spraying assembly and the ground, the spraying equipment is suitable for various operation environments with different heights of target crops, is particularly suitable for the operation environment of soybean and corn interplanting, and the mechanical input cost and the labor intensity are effectively reduced.

Preferably, the angle adjusting device is used for adjusting the included angle between the spraying assembly and the ground.

The beneficial effect of this preferred scheme does: the angle between the spraying assembly and the ground is adjusted through the angle adjusting device, the spraying angle and the spraying direction can be adjusted, the height from the spray head to the ground is changed, and the landing width of the fan-shaped spraying plane of the liquid medicine can be adjusted.

Preferably, the support frame includes the mounting bracket, the mounting bracket is connected with the walking wheel support, be connected with the walking wheel on the walking wheel support.

The beneficial effect of this preferred scheme does: when spraying apparatus during operation, can avoid meeting the condition that ground undulation is uneven, have the barrier, the walking wheel can adapt to the undulation on ground, bears the imitative topography longitudinal movement of support frame to make the spraying subassembly that links to each other with the support frame also imitative topography and remove, when guaranteeing that the spraying subassembly sprays the pesticide to ground, the liquid medicine sprays the face and does not change with ground contained angle, can spray the liquid medicine on the appointed operation face uniformly.

Preferably, the supporting frame comprises an installation frame, and the installation frame is connected with a baffle bracket and a spraying bracket; the baffle is connected with the baffle bracket through a connecting piece; the spraying assembly is connected with the spraying bracket through an angle adjusting device.

The beneficial effect of this preferred scheme does: the baffle is connected with the mounting frame through the baffle bracket, so that the baffle bracket can be conveniently detached, and the distance between the baffles can be adjusted to adapt to crop environments with different row spacings; the spraying assembly is connected with the spraying bracket through the angle adjusting device, so that the landing width of the spraying surface of the spraying agent can be changed by adjusting the included angle between the spraying assembly and the ground.

Preferably, the baffle plate can move up and down relative to the support frame through a connecting piece, and the connecting piece deforms along with the up-and-down movement of the baffle plate;

and/or

The spray assembly is located at the bottom of the spray support. Further preferably, the height of the spraying assembly is close to the height of the circle center of the walking wheel.

The beneficial effect of this preferred scheme does: the baffle plate moves up and down relative to the support frame, the connecting piece can be selected independently according to actual operation requirements and operation environments, the height of the baffle plate can be adjusted flexibly to adapt to the height fluctuation of the ground, the obstacle crossing the ground and the like in the spraying operation process, the distance (gap) between the baffle plate and the ground can be controlled, the spray can be prevented from drifting from the gap between the baffle plate and the ground and entering other spraying areas, and further influences or hazards to adjacent areas, such as phytotoxicity caused by drifting when herbicide is sprayed, can be prevented from causing crop yield reduction or failure;

the spraying assembly is positioned at the bottom of the spraying support, so that the height of the spraying assembly can be reduced to be close to the height of the circle center of the travelling wheel, the spraying assembly can move in a terrain-imitating manner under the driving of the travelling wheel, and the stability of the spraying assembly is improved; meanwhile, the distance from the spray to a target crop can be shortened by reducing the height of the spraying assembly, and the spray is further prevented from drifting and causing harm to an adjacent operation area.

Preferably, the connecting piece is a first connecting piece, the first connecting piece comprises a first connecting seat, a first rod body and a second rod body, the first connecting seat is connected with the baffle support, the first rod body and the second rod body are arranged oppositely, two ends of the first rod body are respectively movably connected with the first connecting seat and the baffle, and two ends of the second rod body are respectively movably connected with the first connecting seat and the baffle. Baffle, first connecting seat, the first body of rod and the second body of rod have formed four connecting rod formula structures jointly, and the baffle can be under the drive of the first body of rod and the second body of rod, and nimble adjustment height is in order to adapt to the height fluctuation on ground, cross ground barrier etc. is favorable to controlling distance (gap) between baffle and the ground, prevents that the spray from taking place the drift from the gap between baffle and the ground, produces harm to other regions.

Or the connecting piece is a second connecting piece which comprises a second connecting seat and a plurality of elastic parts, the second connecting seat is connected with the baffle support, one end of each elastic part is connected with the second connecting seat, and the other end of each elastic part is connected with the baffle. Under the elastic action of the elastic component, the baffle can flexibly adjust the height to adapt to the height fluctuation of the ground, cross ground obstacles and the like, is favorable for controlling the distance between the baffle and the ground, and prevents the spray from drifting from the gap between the baffle and the ground.

Preferably, the baffle plates comprise at least two;

and/or

One end of the spraying component 3, which is far away from the support frame 1, is provided with a liquid outlet.

The beneficial effect of this preferred scheme does: the baffle plates are at least two and are positioned on the left side and the right side of the spraying assembly to form at least one spraying area, so that spraying agents are prevented from drifting towards the left side and the right side and harm or influence is generated to adjacent areas, and the spraying device is particularly suitable for herbicide spraying operation of crop interplanting;

the liquid outlet setting with the spraying subassembly is in the one end of keeping away from the support frame, makes the spraying direction of liquid outlet for by preceding back, is favorable to further avoiding the spray to take place to drift to the height of spraying subassembly has been reduced.

Preferably, the baffle comprises a first plate body, a second plate body is arranged between the first plate body and the support frame, and the second plate body is connected with the first plate body. Further preferably, a chamfer is arranged at one end, close to the support frame, of the second plate body.

The beneficial effect of this preferred scheme does: the second plate body is arranged, so that the baffle can be prevented from being deformed or worn in the advancing process, the gap between the first plate body and the support frame can be filled, and the spraying agent is prevented from drifting to an adjacent area from the gap between the first plate body and the support frame; the second plate body is designed to be a chamfer, and when the ground is uneven and has obstacles, the baffle can vertically and freely float.

Preferably, the angle adjusting device comprises a first mounting seat, a first limiting member and a first rotating member,

the first mounting base and the first limiting part are both connected with the spraying support, the first rotating part is movably connected with the first mounting base, the first rotating part extends from the first mounting base to the first limiting part and is in contact with the first limiting part, the first rotating part can rotate around the first limiting part or the first mounting base, and the spraying assembly is connected with the first rotating part. The implementation manner of the first rotating member being rotatable around the first mounting seat or the first limiting member is not limited, and for example, the implementation manner may be as follows: the top end of the first rotating piece is provided with a through hole, the adjusting bolt serves as a first mounting seat, a first limiting part is arranged below the adjusting bolt, the first rotating piece can be driven to rotate around the first limiting part by rotating the adjusting bolt, a sleeve can be further arranged on the first rotating piece, the first limiting part is U-shaped, and the first limiting part is rotatably connected with the sleeve through a pin shaft. The method can also be the second method: first mount pad and/or first locating part are scalable, at this moment, first mount pad and/or first locating part can be cylinder, hydro-cylinder, electric putter etc. make spraying assembly be connected with the support frame through first mount pad, first locating part and first rotating member, and when first mount pad or first locating part stretch out and draw back, first rotating member takes place to rotate and drives spraying assembly rotatory, and then adjusts spraying assembly's spraying angle and direction, is favorable to making this spraying apparatus be applicable to the multiple operational environment that the target crop height differs.

Or, the angle adjusting device comprises a second mounting seat and a second rotating part, the second mounting seat is connected with the support frame, the second rotating part is hinged to the second mounting seat, a plurality of clamping blocks are arranged on the surface of the second rotating part, and clamping grooves matched with the clamping blocks are formed in the second mounting seat. When the second rotating part drives the spraying assembly to rotate relative to the second mounting seat, the clamping block on the surface of the second rotating part can be clamped into the corresponding clamping groove, so that the second rotating part is limited.

Or, the angle adjusting device includes a third mounting seat and a second locating part, one end of the third mounting seat and one end of the second locating part are both hinged to the support frame, the other end of the third mounting seat is connected to the spraying assembly, the other end of the second locating part is hinged to the third mounting seat, the second locating part is a telescopic device, and the third mounting seat, the second locating part and the support frame form a triangular structure. Preferably, the second limiting part can be a cylinder, an oil cylinder or an electric push rod. Through the concertina movement of second locating part, drive the third mount pad and use its pin joint with the support frame as the base point and rotate, and then be favorable to driving the spraying subassembly and take place to rotate to adjustment spraying angle and direction.

Preferably, the first rotating member is arc-shaped, V-shaped or linear, the first limiting member is preferably located between the spraying assembly and the first mounting seat, one end of the first rotating member is connected with the first mounting seat, the other end of the first rotating member passes through the first limiting member and is connected with the spraying assembly, and preferably, the first mounting seat and the first limiting member are vertically arranged. Preferably, the first rotating member is V-shaped, and the included angle of the V-shape is greater than 90 °. The first rotating part can be a V-shaped rod, a V-shaped plate, an arc-shaped rod, an arc-shaped plate, a straight rod or a straight plate, and the like, the first rotating part is set to be arc-shaped or V-shaped, when the first rotating part rotates and is in contact with the first limiting part, compared with the linear type, if an arc-shaped opening or a V-shaped opening faces the supporting frame, the spraying range of the spraying assembly is favorably expanded; if the arc-shaped opening or the V-shaped opening is back to the support frame, the spraying range of the spraying assembly can be reduced.

The beneficial effect of this preferred scheme does: the lower the installation position of the angle adjusting device is, the shorter the time for the spray to reach the surface of the target crop is, so that the influence or harm to other spray areas caused by the drift of the spray into other spray areas can be reduced and prevented; meanwhile, the spray quickly reaches the surface of the target crop, and the spray equipment can be prevented from remaining in the air when the spray equipment moves to the next area, so that the medicine is left and drifts to other spray areas;

preferably, the baffle can horizontally rotate relative to the support frame through a connecting piece;

and/or

The first rod body or the second rod body can be contacted with the third limiting part when rotating downwards.

The beneficial effect of this preferred scheme does: the baffle can horizontally rotate relative to the support frame, so that the baffle can be driven to horizontally rotate by 90 degrees for folding, and the space is saved;

establish the third locating part on first connecting seat, be favorable to the baffle to reciprocate the time, third locating part and connecting portion or baffle contact carry on spacingly to the baffle, restriction baffle extreme low position prevents that the scope that the baffle reciprocated is too big.

Preferably, the first rod body is parallel to the second rod body, the first connecting seat comprises a sleeve and a third rod body sleeved in the sleeve, the first connecting seat is connected with the baffle bracket, and the baffle bracket is detachably connected with the mounting frame, so that the baffle is convenient to detach and replace;

the sleeve is stretched out and is connected with the support frame at the both ends of the third body of rod, the first body of rod and the second body of rod are articulated with the sleeve, perhaps the sleeve is stretched out at the both ends of the third body of rod, the first body of rod and the second body of rod are articulated with the third body of rod. Further preferably, a locking device is arranged on the sleeve.

The beneficial effect of this preferred scheme does: design into the third body of rod of the sleeve by the sleeve with first connecting seat and locate the sleeve and constitute, be favorable to the baffle to use the third body of rod to rotate as the rotation axis, rotation angle is 0 ~ 180, cooperatees with locking device again, can adjust and fixed stop's angle, when equipment stop work, can be with the rotatory folding of baffle, save space. For example, the baffle is driven to extend or retract 90 degrees by an external driving mechanism.

Preferably, the walking wheel support bottom is connected with the walking wheel, and spraying support bottom is connected with angle adjusting device, the baffle support is connected with the baffle through the connecting piece, the connecting piece is located angle adjusting device's top. Preferably, a certain gap is left between the baffle and the connecting piece.

The beneficial effect of this preferred scheme does: a certain gap is reserved between the baffle and the connecting piece, so that a certain moving space is reserved when the baffle moves up and down. The walking wheel bears the weight of the imitative topography longitudinal movement of support frame, and the control spraying subassembly is imitative the topography and is followed the removal.

According to another aspect of the utility model, there is provided an agricultural machine comprising a spraying apparatus as described in any one of the preceding claims.

Has the advantages that: the spraying equipment is applied to agricultural operation, meets the herbicide spraying operation of crop interplanting, and prevents the influence and harm of spray drift on the adjacent operation space in the spraying process.

Drawings

FIG. 1 is a side view of a spray apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a block diagram of a first connector in accordance with an embodiment of the present invention;

FIG. 5 is a block diagram of a second connector according to an embodiment of the present invention;

FIG. 6 is a first connection mode of the angle adjustment apparatus according to the embodiment of the present invention;

FIG. 7 is a second connection mode of the angle adjustment apparatus according to the embodiment of the present invention;

FIG. 8 is a third connection mode of the angle adjustment apparatus according to the embodiment of the present invention;

FIG. 9 is a top view of a spray apparatus according to an embodiment of the present invention;

FIG. 10 is an enlarged view at C of FIG. 9;

fig. 11 is a schematic view of the working environment of embodiment 2 of the present invention, with a spray zone between the baffles.

1-support frame, 1-1-mounting frame, 1-2-baffle plate support frame, 1-3-travelling wheel support frame, 1-4-spray support frame, 2-baffle plate, 3-spray component, 4-angle regulating device, 4-1-first mounting seat, 4-2-first limiting member, 4-3-first rotating member, 4-4-second mounting seat, 4-5-second rotating member, 4-6-clamping block, 4-7-clamping groove, 4-8-third mounting seat, 4-9-second limiting member, 5-first plate body, 6-second plate body, 7-travelling wheel, 8-first connecting member, 8-1-first connecting seat, 8-2-a first rod body, 8-3-a second rod body, 8-4-a sleeve, 8-5-a third rod body, 9-a second connecting piece, 9-1-a second connecting seat, 9-2-an elastic part and 10-a third limiting piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.

Example 1

The present embodiment provides a spraying apparatus, as shown in fig. 1-3, comprising a support frame 1, a spraying assembly 3, one or more baffles 2; preferably, a plurality of baffles 2 are selected, 3 to 5 baffles are selected in this embodiment, the baffles 2 are connected with the support frame 1, as shown in fig. 9, the baffles 2 divide the space in front of and/or behind the support frame 1 into two or more spray zones, the spray zones are located on the left side or the right side of the baffles 2, and according to the difference in the positions where the traction device is connected with the support frame 1, the baffles 2 located in front of the support frame 1 divide the space in front of the support frame 1 into two or more spray zones, or the baffles 2 located behind the support frame 1 divide the space behind the support frame 1 into two or more spray zones. The angle adjusting device 4 is arranged on the support frame 1, the spraying assembly 3 is connected with the support frame 1 through the angle adjusting device 4, and the angle adjusting device 4 is used for adjusting an included angle between the spraying assembly 3 and the ground so as to change the height from the spray head to the ground and be beneficial to adjusting the landing width of a fan-shaped spraying plane of the liquid medicine. The one end that support frame 1 was kept away from to spraying subassembly 3 sets up the liquid outlet, makes the spraying direction of liquid outlet for by preceding back, is favorable to further avoiding the spray to take place to drift to reduced spraying subassembly's height, preferred, the crossing contained angle that forms 0-90 about spraying subassembly's liquid outlet spun liquid ray and the ground.

As shown in fig. 9-10, the support frame 1 comprises a mounting frame 1-1, the mounting frame 1-1 is connected with a baffle bracket 1-2, a spray bracket 1-4 and a walking wheel bracket 1-3, and the baffle 2 is connected with the baffle bracket 1-2 through a connecting piece; the spraying assembly 3 is connected with spraying supports 1-4 through an angle adjusting device 4, and walking wheels 7 are connected to the walking wheel supports 1-3. The angle adjusting device 4 can be close to the circle center of the walking wheel 7, and when the spraying equipment walks, the shaking amplitude of the spraying assembly 3 is favorably reduced, so that the spraying assembly is kept in a stable state. The spraying assembly 3 is connected with the spraying brackets 1-4 through an angle adjusting device 4. The present embodiment provides the following three specific connection modes of the angle adjusting device 4:

the first method comprises the following steps: as shown in fig. 6, the angle adjusting device 4 includes a first mounting base 4-1, a first limiting member 4-2, and a first rotating member 4-3, the first mounting base 4-1 and the first limiting member 4-2 are both connected to the spray bracket 1-4, the first rotating member 4-3 is movably connected to the first mounting base 4-1, the first rotating member 4-3 extends from the first mounting base 4-1 to the first limiting member 4-2 and contacts with the first limiting member 4-2, the first rotating member 4-3 can rotate around the first limiting member 4-2 or the first mounting base 4-1, and the spray assembly 3 is connected to the first rotating member 4-3. Preferably, the first mounting seat 4-1 and the first limiting member 4-2 are arranged up and down, and the first limiting member 4-2 is close to the bottom end of the spraying bracket 1-4. In the preferred embodiment, the top end of the first rotating member 4-3 is provided with a through hole, the adjusting bolt is used as a first mounting seat 4-1, a first limiting member 4-2 is arranged below the adjusting bolt, the first rotating member 4-3 can be driven to rotate around the first limiting member 4-2 by rotating the adjusting bolt, a sleeve can be further arranged on the first rotating member 4-3, the first limiting member is U-shaped, the first limiting member 4-2 is rotatably connected with the sleeve through a pin shaft, the first rotating member 4-3 rotates and drives the spraying assembly 3 to rotate, the spraying angle and direction of the spraying assembly 3 are further adjusted, and the spraying device is suitable for the operation environment for interplanting soybean and corn; the angle between the spraying component and the ground is adjusted by the angle adjusting mechanism to meet the requirement of the landing width of the fan-shaped spraying plane of the liquid medicine, and the angle between the spraying component and the ground is 10-60 degrees. When the spraying device is used, the height of the spraying assembly can be determined firstly, the maximum height of the spraying assembly is 300mm, then the requirement of the landing width of the fan-shaped spraying plane of the liquid medicine is met by adjusting the angle, and the liquid medicine is uniformly sprayed on a designated operation surface.

The first rotating member 4-3 is arc-shaped, V-shaped or linear, preferably, the first limiting member 4-2 is located between the spraying assembly 3 and the first installation base 4-1, one end of the first rotating member 4-3 is connected with the first installation base 4-1, and the other end of the first rotating member passes through the first limiting member 4-2 to be connected with the spraying assembly 3, and the first installation base 4-1 and the first limiting member 4-2 are vertically arranged. Preferably, the first rotating member 4-3 is V-shaped, and the included angle of the V-shape is greater than 90 °. The specific first rotating part 4-3 can be a V-shaped rod, a V-shaped plate, an arc-shaped rod, an arc-shaped plate, a straight rod or a straight plate, and the like, the first rotating part 4-3 is designed into an arc shape or a V shape, and when the first rotating part 4-3 rotates and is in contact with the first limiting part 4-2, compared with a linear shape, if an arc-shaped opening or a V-shaped opening faces the spraying support 1-4, the spraying range of the spraying assembly 3 is favorably expanded; if the arc-shaped opening or the V-shaped opening faces away from the spray brackets 1 to 4, the spray range of the spray assembly 3 can be reduced. And the second method comprises the following steps: as shown in fig. 7, the angle adjusting device 4 includes a second mounting seat 4-4 and a second rotating member 4-5, the second mounting seat 4-4 is connected to the spray bracket 1-4, the second rotating member 4-5 is hinged to the second mounting seat 4-4, a plurality of clamping blocks 4-6 are arranged on the surface of the second rotating member 4-5, and clamping grooves 4-7 matched with the clamping blocks 4-6 are arranged on the second mounting seat 4-4; when the second rotating part 4-5 drives the spraying assembly 3 to rotate relative to the second mounting seat 4-4, the clamping block 4-6 on the surface of the second rotating part 4-5 can be clamped into the corresponding clamping groove 4-7, so that the second rotating part 4-5 is limited.

And the third is that: as shown in fig. 8, the angle adjusting device 4 includes a third mounting seat 4-8 and a second limiting member 4-9, one end of each of the third mounting seat 4-8 and the second limiting member 4-9 is hinged to the spray bracket 1-4, the other end of the third mounting seat 4-8 is connected to the spray assembly 3, the other end of the second limiting member 4-9 is hinged to the third mounting seat 4-8, and the second limiting member 4-9 is retractable; the third mounting seat 4-8, the second limiting piece 4-9 and the support frame 1 form a triangular structure. Preferably, the second limiting member 4-9 may be a cylinder, an oil cylinder, or an electric push rod. Through the telescopic motion of the second limiting part 4-9, the third mounting seat 4-8 is driven to rotate by taking a hinge point between the third mounting seat and the spraying bracket 1-4 as a base point, so that the spraying assembly 3 is driven to rotate to adjust the spraying angle and direction.

Baffle 2 includes two at least, divides the space in support frame 1 the place ahead and/or rear into spray zone more than 3, and is specific, baffle 2 includes first plate body 5, be equipped with second plate body 6 between first plate body 5 and the support frame 1, second plate body 6 is connected with first plate body 5. In this embodiment, preferably, a chamfer is provided at one end of the second plate 6 close to the support frame 1. The baffle 2 is connected with the support frame 1 through a connecting piece, and the concrete connection mode of the connecting piece comprises the following two types:

a first one; as shown in fig. 4, the connecting member is a first connecting member 8, the first connecting member 8 includes a first connecting seat 8-1, a first rod 8-2 and a second rod 8-3, the first connecting seat 8-1 is connected to the baffle bracket 1-2, the first rod 8-2 and the second rod 8-3 are oppositely disposed, two ends of the first rod 8-2 are respectively movably connected to the first connecting seat 8-1 and the baffle 2, and two ends of the second rod 8-3 are respectively movably connected to the first connecting seat 8-1 and the baffle 2; alternatively, the articulation may be a hinge, a swivel connection, or the like. The baffle 2, the first connecting seat 8-1, the first rod body 8-2 and the second rod body 8-3 jointly form a four-connecting-rod type structure, the baffle 2 can be driven by the first rod body 8-2 and the second rod body 8-3 to flexibly adjust the height to adapt to height fluctuation of the ground, crossing ground obstacles and the like, the distance (gap) between the baffle 2 and the ground can be controlled, and spray is prevented from drifting from the gap between the baffle 2 and the ground and damaging other areas; in this embodiment, preferably, the first connecting base 8-1 is provided with a third limiting member 10, and the third limiting member 10 is located below the first rod 8-2 or the second rod 8-3; when the baffle 2 moves up and down, the third limiting part 10 contacts with the first rod body 8-2 or the second rod body 8-3 or the baffle 2 to limit the baffle 2, so that the baffle 2 is prevented from being abraded due to overlarge moving range of the baffle 2.

The first rod body 8-2 is parallel to the second rod body 8-3, the first connecting seat 8-1 comprises a sleeve 8-4 and a third rod body 8-5 sleeved in the sleeve 8-4, two ends of the third rod body 8-5 extend out of the sleeve 8-4, and the first rod body 8-2 and the second rod body 8-3 are hinged with the third rod body 8-5 respectively; the locking device is arranged on the sleeve 8-4, the baffle plate support 1-2 is detachably connected with the mounting frame 1-1, the baffle plate 2 is convenient to detach and replace, and the detachable connection mode can be threaded connection, buckle connection and the like.

And the second method comprises the following steps: as shown in fig. 5, the connecting member is a second connecting member 9, and the second connecting member 9 includes a second connecting seat 9-1 and a plurality of elastic members 9-2, preferably, the elastic members are springs in this embodiment. The second connecting seat 9-1 is connected with the baffle plate bracket 1-2, one end of the elastic component 9-2 is connected with the second connecting seat 9-1, and the other end is connected with the baffle plate 2. Under the elastic action of the elastic component 9-2, the baffle 2 can flexibly adjust the height to adapt to the height fluctuation of the ground, the crossing of ground obstacles and the like, the distance between the baffle 2 and the ground is favorably controlled, and the spray is prevented from drifting from a gap between the baffle 2 and the ground. The connection mode of the baffle bracket 1-2 and the mounting bracket 1-1 is the same as the first one, so the description is omitted.

Example 2

In this embodiment, an agricultural insecticide sprayer is taken as an example to specifically explain according to the actual working environment of the spraying equipment, the spraying agent is herbicide, and as shown in fig. 11, the working environment is weeding in a soybean-corn interplanting environment:

as shown in fig. 1, the pesticide sprayer of the embodiment comprises a support frame 1, a spraying assembly 3 and one or more baffles 2, and the pesticide sprayer can be connected with an external traction device, such as a tractor head; the baffle 2 is connected with the support frame 1, the space behind the support frame 1 is divided into two or more spraying areas by the baffle 2, the spraying areas are located on the left side or the right side of the baffle 2, the spray heads 3-2 of the spraying assemblies 3 are located in the spraying areas, the embodiment is preferred, the whole spraying assemblies 3 are located in the spraying areas, the support frame 1 is provided with the angle adjusting device 4, the spraying assemblies 3 are connected with the support frame 1 through the angle adjusting device 4, and the angle adjusting device 4 is used for adjusting the included angles between the spraying assemblies 3 and the ground so as to change the height from the spray heads to the ground, and the landing width of a liquid medicine fan-shaped spraying plane can be adjusted. One end of the spraying component 3, which is far away from the support frame 1, is provided with a liquid outlet, so that the spraying direction of the liquid outlet is backward, the spraying agent can be prevented from drifting, and the height of the spraying component is reduced.

The supporting frame 1 comprises an installation frame 1-1, the installation frame 1-1 is connected with a baffle plate support 1-2, a spraying support 1-4 and a walking wheel support 1-3, and the baffle plate 2 is connected with the baffle plate support 1-2 through a connecting piece; the spraying assembly 3 is connected with spraying supports 1-4 through an angle adjusting device 4, and walking wheels 7 are connected to the walking wheel supports 1-3. The angle adjusting device 4 can be close to the circle center of the walking wheel 7, and when the spraying equipment walks, the shaking amplitude of the spraying assembly 3 is favorably reduced, so that the spraying assembly is kept in a stable state. The spraying assembly 3 is connected with the spraying brackets 1-4 through an angle adjusting device 4. The specific connection mode of the angle adjusting device 4 is as follows: as shown in fig. 6, the angle adjusting device 4 includes a first mounting base 4-1, a first limiting member 4-2, and a first rotating member 4-3, the first mounting base 4-1 and the first limiting member 4-2 are both connected to the spray bracket 1-4, the first rotating member 4-3 is movably connected to the first mounting base 4-1, the first rotating member 4-3 extends from the first mounting base 4-1 to the first limiting member 4-2 and contacts with the first limiting member 4-2, the first rotating member 4-3 can rotate around the first limiting member 4-2 or the first mounting base 4-1, and the spray assembly 3 is connected to the first rotating member 4-3. Preferably, the first mounting seat 4-1 and the first limiting member 4-2 are arranged up and down, and the first limiting member 4-2 is close to the bottom end of the spray bracket 1-4. In the preferred embodiment, the top end of the first rotating member 4-3 is provided with a through hole, the adjusting bolt is used as a first mounting seat 4-1, a first limiting member 4-2 is arranged below the adjusting bolt, the first rotating member 4-3 can be driven to rotate around the first limiting member 4-2 by rotating the adjusting bolt, a sleeve can be further arranged on the first rotating member 4-3, the first limiting member is U-shaped, the first limiting member 4-2 is rotatably connected with the sleeve through a pin shaft, the first rotating member 4-3 rotates and drives the spraying assembly 3 to rotate, the spraying angle and direction of the spraying assembly 3 are further adjusted, and the spraying device is suitable for the operation environment for interplanting soybean and corn; the spraying component angle adjusting mechanism achieves the requirement of the landing width of the fan-shaped spraying plane of the liquid medicine by adjusting the included angle between the spraying component and the ground, can firstly determine the height of the spraying component when in use, then achieves the requirement of the landing width of the fan-shaped spraying plane of the liquid medicine by adjusting the angle, and uniformly sprays the liquid medicine on a designated operation surface.

The first rotating member 4-3 is arc-shaped, V-shaped or linear, preferably, the first limiting member 4-2 is located between the spraying assembly 3 and the first installation base 4-1, one end of the first rotating member 4-3 is connected with the first installation base 4-1, and the other end of the first rotating member passes through the first limiting member 4-2 to be connected with the spraying assembly 3, and the first installation base 4-1 and the first limiting member 4-2 are vertically arranged. Preferably, the first rotating member 4-3 is V-shaped, and the included angle of the V-shape is greater than 90 °. The specific first rotating part 4-3 can be a V-shaped rod, a V-shaped plate, an arc-shaped rod, an arc-shaped plate, a straight rod or a straight plate, and the like, the first rotating part 4-3 is designed into an arc shape or a V shape, and when the first rotating part 4-3 rotates and is in contact with the first limiting part 4-2, compared with a linear shape, if an arc-shaped opening or a V-shaped opening faces the spraying support 1-4, the spraying range of the spraying assembly 3 is favorably expanded; if the arc-shaped opening or the V-shaped opening faces away from the spray brackets 1 to 4, the spray range of the spray assembly 3 can be reduced.

The baffle includes two at least, and baffle 2 includes first plate body 5, be equipped with second plate body 6 between first plate body 5 and the support frame 1, second plate body 6 is connected with first plate body 5. In this embodiment, preferably, a chamfer is provided at one end of the second plate 6 close to the support frame 1. Baffle 2 passes through the connecting piece to be connected with support frame 1, the concrete connected mode of connecting piece is: as shown in fig. 4, the connecting member is a first connecting member 8, the first connecting member 8 includes a first connecting seat 8-1, a first rod 8-2 and a second rod 8-3, the first connecting seat 8-1 is connected to the baffle bracket 1-2, the first rod 8-2 and the second rod 8-3 are oppositely disposed, two ends of the first rod 8-2 are respectively movably connected to the first connecting seat 8-1 and the baffle 2, and two ends of the second rod 8-3 are respectively movably connected to the first connecting seat 8-1 and the baffle 2; preferably, in this embodiment, the movable connection is a hinge. The baffle 2, the first connecting seat 8-1, the first rod body 8-2 and the second rod body 8-3 jointly form a four-connecting-rod type structure, the baffle 2 can be driven by the first rod body 8-2 and the second rod body 8-3 to flexibly adjust the height to adapt to height fluctuation of the ground, crossing ground obstacles and the like, the distance (gap) between the baffle 2 and the ground can be controlled, and spray is prevented from drifting from the gap between the baffle 2 and the ground and damaging other areas; in this embodiment, preferably, the first connecting base 8-1 is provided with a third limiting member 10, and the third limiting member 10 is located below the first rod 8-2 or the second rod 8-3; when the baffle 2 moves up and down, the third limiting part 10 contacts with the first rod body 8-2 or the second rod body 8-3 or the baffle 2 to limit the baffle 2, so that the baffle 2 is prevented from being abraded due to overlarge moving range of the baffle 2.

The first rod body 8-2 is parallel to the second rod body 8-3, the first connecting seat 8-1 comprises a sleeve 8-4 and a third rod body 8-5 sleeved in the sleeve 8-4, two ends of the third rod body 8-5 extend out of the sleeve 8-4, and the first rod body 8-2 and the second rod body 8-3 are hinged with the third rod body 8-5 respectively; the locking device is arranged on the sleeve 8-4, the baffle plate support 1-2 is detachably connected with the mounting frame 1-1, the baffle plate 2 is conveniently detached and replaced, and the detachable connection mode is a buckle connection mode.

The embodiment also discloses an agricultural machine which can be specifically designed to comprise the spraying equipment, and in practical application, the agricultural machine can further comprise a traction device and a connecting device, wherein the traction device and the spraying equipment are connected together through the connecting device, and the agricultural machine is used for weeding operation or other agricultural operation in a soybean and corn interplanting environment.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; all other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, shall fall within the scope of protection of the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A spraying device is characterized by comprising a support frame (1), a spraying assembly (3) and one or more baffle plates (2);

the baffle (2) is connected with the support frame (1), the space in front of and/or behind the support frame (1) is divided into two or more spray areas by the baffle (2), the spray areas are positioned on the left side or the right side of the baffle (2), and the spray head of the spray assembly (3) is positioned in the spray areas;

the spraying device is characterized in that an angle adjusting device (4) is arranged on the supporting frame (1), and the spraying assembly (3) is connected with the supporting frame (1) through the angle adjusting device (4).

2. A spraying device according to claim 1, characterized in that the angle-adjusting means (4) are adapted to adjust the angle of the spraying assembly (3) with respect to the ground.

3. A spraying device according to claim 1, characterized in that the support frame (1) comprises a mounting frame (1-1), a road wheel support (1-3) is connected to the mounting frame (1-1), and a road wheel (7) is connected to the road wheel support (1-3).

4. A spraying device according to claim 1, characterized in that the support frame (1) comprises a mounting frame (1-1), and a baffle bracket (1-2) and a spraying bracket (1-4) are connected to the mounting frame (1-1);

the baffle (2) is connected with the baffle bracket (1-2) through a connecting piece;

the spraying assembly (3) is connected with the spraying supports (1-4) through an angle adjusting device (4).

5. A spraying device according to claim 4, characterized in that the baffle (2) can move up and down relative to the support frame (1) through a connecting piece, and the connecting piece deforms along with the up and down movement of the baffle (2);

and/or

The spraying component (3) is positioned at the bottom of the spraying bracket (1-4).

6. A spraying device according to claim 4 or 5, characterized in that the connecting member is a first connecting member (8), the first connecting member (8) comprises a first connecting seat (8-1), a first rod body (8-2) and a second rod body (8-3), the first connecting seat (8-1) is connected with the baffle bracket (1-2), the first rod body (8-2) and the second rod body (8-3) are oppositely arranged, two ends of the first rod body (8-2) are respectively movably connected with the first connecting seat (8-1) and the baffle (2), and two ends of the second rod body (8-3) are respectively movably connected with the first connecting seat (8-1) and the baffle (2);

alternatively, the first and second electrodes may be,

the connecting piece is a second connecting piece (9), the second connecting piece (9) comprises a second connecting seat (9-1) and an elastic part (9-2), the second connecting seat (9-1) is connected with the baffle plate support (1-2), one end of the elastic part (9-2) is connected with the second connecting seat (9-1), and the other end of the elastic part is connected with the baffle plate (2).

7. A spraying device according to claim 1 or 2, wherein the number of baffles is at least two;

and/or the presence of a gas in the gas,

the baffle (2) comprises a first plate body (5), a second plate body (6) is arranged between the first plate body (5) and the support frame (1), and the second plate body (6) is connected with the first plate body (5);

and/or a liquid outlet is formed in one end, far away from the support frame (1), of the spraying assembly (3).

8. A spraying device according to claim 1 or 2, characterized in that the angle adjusting means (4) comprise a first mounting base (4-1), a first limiting member (4-2) and a first rotating member (4-3),

the first installation base (4-1) and the first limiting piece (4-2) are connected with the support frame (1), the first rotating piece (4-3) is movably connected with the first installation base (4-1), the first rotating piece (4-3) extends from the first installation base (4-1) to the first limiting piece (4-2) and is in contact with the first limiting piece (4-2), the first rotating piece (4-3) can rotate around the first limiting piece (4-2) or the first installation base (4-1), and the spraying assembly (3) is connected with the first rotating piece (4-3);

alternatively, the first and second electrodes may be,

the angle adjusting device (4) comprises a second mounting seat (4-4) and a second rotating part (4-5), the second mounting seat (4-4) is connected with the support frame (1), the second rotating part (4-5) is hinged with the second mounting seat (4-4), a plurality of clamping blocks (4-6) are arranged on the surface of the second rotating part (4-5), and clamping grooves (4-7) matched with the clamping blocks (4-6) are formed in the second mounting seat (4-4);

alternatively, the first and second electrodes may be,

the angle adjusting device (4) comprises a third mounting seat (4-8) and a second limiting part (4-9), one end of the third mounting seat (4-8) and one end of the second limiting part (4-9) are hinged to the supporting frame (1), the other end of the third mounting seat (4-8) is connected with the spraying assembly (3), the other end of the second limiting part (4-9) is hinged to the third mounting seat (4-8), and the second limiting part (4-9) is a telescopic device.

9. A spraying device according to claim 4 or 5, characterized in that the baffle (2) is horizontally rotatable relative to the support frame (1) by means of a connecting element;

and/or

The device is characterized by further comprising a third limiting part (10) located below the first rod body (8-2) or the second rod body (8-3), wherein the first rod body (8-2) or the second rod body (8-3) can be in contact with the third limiting part (10) when rotating downwards.

10. An agricultural machine comprising a spraying device according to any one of claims 1 to 9.