CN209788260U - Folding spray lance and sprayer - Google Patents
Folding spray lance and sprayer Download PDFInfo
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- CN209788260U CN209788260U CN201822232250.4U CN201822232250U CN209788260U CN 209788260 U CN209788260 U CN 209788260U CN 201822232250 U CN201822232250 U CN 201822232250U CN 209788260 U CN209788260 U CN 209788260U
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Abstract
The utility model relates to the technical field of pesticide spraying equipment, and discloses a folding spray lance and a spraying machine, wherein the folding spray lance comprises a middle spray lance and two folding spray lance mechanisms; the folding spray rod mechanism comprises a first spray rod and a second spray rod, wherein the first spray rod is rotatably connected with the middle spray rod, and the second spray rod is rotatably connected with the first spray rod; a second spray rod folding assembly is further arranged between the first spray rod and the second spray rod and comprises a second spray rod folding oil cylinder, a first push rod and a second push rod; the cylinder body of the second spray rod folding oil cylinder is rotatably connected to the first spray rod, the output end of the second spray rod folding oil cylinder is rotatably connected to one end of the first push rod, and the other end of the first push rod is rotatably connected to the second spray rod; one end of the second push rod is rotatably connected to the first spray rod, and the other end of the second push rod is rotatably connected to the middle of the first push rod. The second spray rod folding assembly of the folding spray rod is simple in structure, and folding or unfolding of the second spray rod can be independently controlled through a hydraulic oil cylinder with a small size.
Description
Technical Field
The utility model relates to a spout medicine equipment technical field, especially relate to a folding spray lance and sprayer.
background
the plant protection is an important component of agriculture and forestry production, harmful organisms such as diseases, pests, weeds and the like are eliminated before the damage, the damage is avoided, and the plant protection is one of important measures for ensuring high yield and high harvest of agriculture and forestry. The prevention and control of diseases, pests and weeds in field management operation is very important operation content and is one of very labor-consuming and time-consuming working links. With the rapid development of agricultural mechanization degree, the boom sprayer as a high-efficiency and high-quality plant protection machine has become a main mechanical device for field plant protection operation.
at present, the large-scale wide spray rod widely applied has large spray width and relatively high operation efficiency, but the long spray rod has a lot of inconvenience in the field turning and road transportation process. Thus, a collapsible spray bar takes place. However, folding spray lance structure on the market generally adopts more complicated link mechanism, not only the installation is more complicated with the operation, wastes time and energy, and the correlation between the multistage spray lance, after first section spray lance expandes, the spray lance of follow-up correlation is whole expandes promptly, therefore "one opens the whole and opens, one receives and receives completely", can't adjust according to specific region of spraying of waiting during the in-service use, not only caused the waste and the loss of pesticide, still can increase the pesticide residue in the agricultural product, agricultural environment such as polluted soil and water body.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing a simple structure, the convenient folding spray lance of control to solve the unable segmentation of current folding spray lance and independently open and shut and the complicated problem of link mechanism.
Another object of the utility model is to provide an utilize the sprayer of above-mentioned folding spray lance to improve the pesticide spraying precision of sprayer.
(II) technical scheme
in order to solve the technical problem, the utility model provides a folding spray lance, which comprises a middle spray lance and two folding spray lance mechanisms respectively arranged at two sides of the middle spray lance; the folding spray rod mechanism comprises a first spray rod and a second spray rod, the first spray rod is rotatably connected with the middle spray rod, and the second spray rod is rotatably connected with the first spray rod; a second spray rod folding assembly used for driving the second spray rod to rotate is further arranged between the first spray rod and the second spray rod, and the second spray rod folding assembly comprises a second spray rod folding oil cylinder, a first push rod and a second push rod; the cylinder body of the second spray rod folding oil cylinder is rotatably connected to the middle part of the first spray rod, the output end of the second spray rod folding oil cylinder is rotatably connected to one end of the first push rod, and the other end of the first push rod is rotatably connected to the second spray rod; one end of the second push rod is rotatably connected to one end of the first spray rod connected with the second spray rod, and the other end of the second push rod is rotatably connected to the middle of the first push rod.
A first spray rod folding oil cylinder for driving the first spray rod to rotate is further arranged between the middle spray rod and the first spray rod; the cylinder body of the first spray rod folding oil cylinder is rotatably connected with the middle spray rod, and the output end of the first spray rod folding oil cylinder is rotatably connected with the first spray rod, so that the first spray rod rotates around the middle spray rod horizontally.
the folding spray rod mechanism further comprises a first spray rod swing oil cylinder, a cylinder body of the first spray rod swing oil cylinder is connected with one end, connected with the middle spray rod, of the first spray rod, and an output end of the first spray rod swing oil cylinder is connected with an arm rod of the first spray rod in a rotating mode, so that the first spray rod winds the middle spray rod to swing vertically.
The middle spray rod is connected with the first spray rod through a first connecting rod, and the middle spray rod is connected with the first spray rod through a second connecting rod; the output end of the first spray rod folding oil cylinder is rotatably connected to the first side face, the middle spray rod is rotatably connected to the second side face, and the cylinder bodies of the first spray rod and the first spray rod swing oil cylinder are rotatably connected to the fourth side face.
The spraying device comprises a spraying rod lifting mechanism, wherein one end of the spraying rod lifting mechanism is rotatably connected with the middle spraying rod, and the other end of the spraying rod lifting mechanism is fixedly connected with the spraying machine.
The spray rod lifting mechanism comprises at least one four-connecting-rod assembly, and the four-connecting-rod assembly comprises a spray rod lifting oil cylinder and a parallelogram connecting rod; the parallelogram connecting rods comprise a first connecting rod and a third connecting rod which are oppositely arranged and a second connecting rod and a fourth connecting rod which are oppositely arranged; the first connecting rod is fixedly connected to the spraying machine, and the third connecting rod is fixedly connected to the middle spray rod; the cylinder body of the spray rod lifting oil cylinder is rotatably connected with the first connecting rod, and the output end of the spray rod lifting oil cylinder is rotatably connected with the second connecting rod.
The first connecting piece comprises two first fixing plates which are oppositely arranged on two sides of the first spray rod and a first fixing rod arranged between the two first fixing plates; a second connecting piece is arranged at one end of the second spray rod connected with the first spray rod, and the second connecting piece comprises two second fixing plates which are oppositely arranged at two sides of the second spray rod; the first fixing plate is rotatably connected to the second fixing plate, and the second push rod is rotatably connected to the first fixing rod.
Wherein, all be equipped with a plurality of nozzles on middle spray lance, first spray lance and the second spray lance.
The utility model also provides an utilize the sprayer of above-mentioned folding spray lance, middle spray lance connect in the sprayer.
(III) advantageous effects
Compared with the prior art, the utility model has the advantages of it is following:
The utility model provides a pair of folding spray lance, including middle spray lance and two set up respectively in the folding spray lance mechanism of the both sides of middle spray lance, every folding spray lance mechanism all connects in the first spray lance of middle spray lance and rotates the second spray lance of connecting in first spray lance including rotating. The whole folding spray rod comprises five sections of spray rods, and the corresponding spray rods can be opened and closed according to the size of the area to be sprayed. Still be equipped with between first spray lance and the second spray lance and be used for driving second spray lance pivoted second spray lance folding assembly, second spray lance folding assembly includes second spray lance folding cylinder, first push rod and second push rod. When the output rod of the second spray rod folding oil cylinder extends out of the cylinder body, the second spray rod is in a folded state under the pushing action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 0 degree; when the output rod of the second spray rod folding oil cylinder is retracted into the cylinder body, the second spray rod is in an unfolded state under the pulling action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 180 degrees. This second spray lance folding assembly of folding spray lance simple structure can realize the folding or the expansion of independent control second spray lance through the hydraulic cylinder of less size, controls more accurately, can reduce the operation degree of difficulty, improves the field plant protection operating efficiency.
the utility model provides a pair of utilize sprayer of above-mentioned folding spray lance has the transportation and the turn that do benefit to the sprayer when whole folding states, realizes waiting to spray regional accurate spraying to the difference through launching different spray lances simultaneously, avoids the waste of pesticide and the excessive problem of pesticide application.
Drawings
Fig. 1 is a schematic view of a folding spray bar in an embodiment of the invention in a folded state;
FIG. 2 is a schematic view of the folding spray bar of FIG. 1 in an expanded state;
FIG. 3 is an enlarged schematic view of a second spray bar folding assembly in an embodiment of the present invention in a folded state;
FIG. 4 is an enlarged schematic view of the second spray bar folding assembly of FIG. 3 in an expanded state;
FIG. 5 is an enlarged schematic view of the first spray bar folding assembly in an embodiment of the present invention in a folded state;
FIG. 6 is an enlarged schematic view of the first spray bar folding assembly of FIG. 5 in an expanded state;
Description of reference numerals:
1: a middle spray rod; 2: a folding spray rod mechanism; 21: a first spray bar;
211: an arm of the first spray bar; 212: a rectangular parallelepiped frame; 22: a second spray bar;
3: a second spray bar folding assembly; 31: a second spray rod folding oil cylinder; 311: a second cylinder;
312: a second output rod; 32: a first push rod; 33: a second push rod;
4: a first spray rod folding oil cylinder; 41: a first cylinder; 42: a first output rod;
5: a first boom swing cylinder; 51: a third cylinder; 52: a third output rod;
6: a four-bar linkage assembly; 61: a parallelogram linkage; 611: a first link;
612: a second link; 613: a third link; 614: a fourth link;
62: a boom hoist cylinder; 621: a fourth cylinder; 622: a fourth output rod;
7: a first connecting member; 71: a first fixing plate; 72: a first fixing lever;
8: a second connecting member; 81: and a second fixing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following will clearly describe the technical solutions of the present invention with reference to the accompanying drawings and specific embodiments. It is to be understood that the embodiments described are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "first", "second", "third", "fourth", etc. are used for clearly indicating the numbering of the product parts and do not represent any substantial difference. The directions of the upper part, the lower part, the left part, the right part, the front part and the rear part are all based on the directions shown in the attached drawings. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It is to be understood that, unless otherwise expressly stated or limited, the term "coupled" is used in a generic sense as defined herein, e.g., fixedly attached or removably attached or integrally attached; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.
In the description of the present invention, the terms "plurality", and "plural" mean two or more unless otherwise specified.
fig. 1 is the folding state schematic diagram of a folding spray lance in the embodiment of the present invention, and fig. 2 is the unfolding state schematic diagram of the folding spray lance in fig. 1, as shown in fig. 1 and fig. 2, the embodiment of the present invention provides a folding spray lance, including middle spray lance 1 and two folding spray lance mechanisms 2 respectively arranged at the left and right sides of middle spray lance 1. The two folding boom mechanisms 2 are identical in composition and construction and are symmetrically arranged about the centre line of the middle boom 1. Middle spray lance 1 includes two horizontal poles and sets up two montants between two horizontal poles, and two horizontal poles are parallel to each other, and two montants are also parallel to each other, and montant perpendicular to horizontal pole, and whole is "II" shape. The folding boom mechanism 2 is described below as an example, which is located to the right of the middle boom 1.
The folding spray bar mechanism 2 includes a first spray bar 21 and a second spray bar 22, the first spray bar 21 being rotatably connected to the intermediate spray bar 1, the second spray bar 22 being rotatably connected to the first spray bar 21. The rotational movement between first spray bar 21 and intermediate spray bar 1 is independent of the rotational movement between second spray bar 22 and first spray bar 21. Specifically, first spray bar 21 is a trapezoidal truss structure, and second spray bar 22 is a triangular truss structure.
As shown in fig. 2, the entire folding spray bar includes five spray bars, from left to right, a left second spray bar 22, a left first spray bar 21, the middle spray bar 1, a right first spray bar 21, and a right second spray bar 22.
When first spray bar 21 and second spray bar 22 are fully folded, first spray bar 21 is perpendicular to intermediate spray bar 1 and second spray bar 22 is parallel to first spray bar 21. The width that can be sprayed by the folding spray bar is now at its smallest, which is equal to the length of the middle spray bar 1.
when the first spray bar 21 and the second spray bar 22 are fully deployed, the intermediate spray bar 1, the first spray bar 21, and the second spray bar 22 are located on the same plane. The maximum width that can be sprayed by this folding spray bar is then equal to the length of the middle spray bar 1 plus twice the length of the first spray bar 21 plus twice the length of the second spray bar 22.
The first spray bar 21 and/or the second spray bar 22 may be partially deployed if the width of the area to be sprayed is between the minimum width and the maximum width. When first spray bar 21 is deployed, second spray bar 22 may still be in a collapsed state; or first spray bar 21 remains folded when second spray bar 22 is deployed. The adjustable range of whole folding spray lance is wider, and control is more convenient.
Fig. 3 is an enlarged schematic view of a folded state of a second spray bar folding assembly in the embodiment of the present invention, fig. 4 is an enlarged schematic view of an unfolded state of the second spray bar folding assembly in fig. 3, as shown in fig. 3 and 4, a second spray bar folding assembly 3 for driving the second spray bar 22 to rotate is further provided between the first spray bar 21 and the second spray bar 22, and the second spray bar folding assembly 3 includes a second spray bar folding cylinder 31, a first push rod 32, and a second push rod 33.
The second spray rod folding oil cylinder 31 comprises a second cylinder body 311 and a second output rod 312, the bottom end of the second cylinder body 311 is hinged to a hinged seat in the middle of the first spray rod 21, the output end of the second output rod 312 is hinged to the left end of the first push rod 32, and the right end of the first push rod 32 is hinged to the second spray rod 22. The front end of the second push rod 33 is hinged to the right end of the first spray rod 21, and the rear end of the second push rod 33 is hinged to the middle of the first push rod 32.
As shown in fig. 3, when the second output rod 312 extends out of the second cylinder 311, the first push rod 32 rotates clockwise, and the second push rod 33 also rotates clockwise under the pushing of the first push rod 32, so as to drive the second spray rod 22 to rotate clockwise, so that the second spray rod 22 is in a folded state, and finally, an included angle between the second spray rod 22 and the first spray rod 21 may be 0 degree.
As shown in fig. 4, when the second output rod 312 is retracted into the second cylinder 311, the first push rod 32 rotates counterclockwise, and simultaneously the second push rod 33 rotates counterclockwise by being pulled by the first push rod 32, so as to drive the second spray rod 22 to rotate counterclockwise, so that the second spray rod 22 is in the deployed state, and finally, an included angle between the second spray rod 22 and the first spray rod 21 may be 180 degrees. Any fold angle between 0 degrees and 180 degrees may be formed between the second spray bar and the first spray bar by the second spray bar folding assembly.
The folding spray lance that this embodiment provided, including middle spray lance and two set up respectively in the folding spray lance mechanism of the both sides of middle spray lance, every folding spray lance mechanism all includes the first spray lance that rotates to be connected in middle spray lance and rotates the second spray lance of being connected in first spray lance. The whole folding spray rod comprises five sections of spray rods, and the corresponding spray rods can be opened and closed according to the size of the area to be sprayed. Still be equipped with between first spray lance and the second spray lance and be used for driving second spray lance pivoted second spray lance folding assembly, second spray lance folding assembly includes second spray lance folding cylinder, first push rod and second push rod. When the output rod of the second spray rod folding oil cylinder extends out of the cylinder body, the second spray rod is in a folded state under the pushing action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 0 degree; when the output rod of the second spray rod folding oil cylinder is retracted into the cylinder body, the second spray rod is in an unfolded state under the pulling action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 180 degrees. This second spray lance folding assembly of folding spray lance simple structure can realize the folding or the expansion of independent control second spray lance through the hydraulic cylinder of less size, controls more accurately, can reduce the operation degree of difficulty, improves the field plant protection operating efficiency.
Further, as shown in fig. 5 and 6, a first spray bar folding cylinder 4 for driving the first spray bar 21 to rotate is further provided between the intermediate spray bar 1 and the first spray bar 21. The first boom folding cylinder 4 includes a first cylinder 41 and a first output rod 42. The first cylinder 41 is rotatably connected to the intermediate spray bar 1, and the output end of the first output rod 42 is rotatably connected to the first spray bar 21, so that the first spray bar 21 rotates horizontally about the intermediate spray bar 1. Specifically, the cylinder bottom of the first cylinder 41 is hinged to the right end of the lower cross bar of the intermediate boom 1, and the axis of the first cylinder 41 is parallel to the axis of the cross bar, and the first output rod 42 can slide left and right in the direction of the axis of the first cylinder 41.
As shown in fig. 5, when first output rod 42 is retracted into first cylinder 41, first spray bar 21 is pulled and thereby rotated counterclockwise so that first spray bar 21 is in a folded state, and finally first spray bar 21 may be at an angle of 90 degrees to intermediate spray bar 1.
As shown in fig. 6, when the first output rod 42 extends out of the first cylinder 41, the first spray bar 21 is pushed and further rotated clockwise, so that the first spray bar 21 is in the expanded state, and finally the angle between the first spray bar 21 and the intermediate spray bar 1 may be 180 degrees.
The first spray rod can be conveniently controlled to be switched between the folded state and the unfolded state by arranging the first spray rod folding oil cylinder, so that any folding angle between 90 degrees and 180 degrees is formed between the first spray rod and the middle spray rod.
Further, as shown in fig. 1 and fig. 2, taking the folding spray bar mechanism 2 on the right side as an example, the folding spray bar mechanism 2 further includes a first spray bar swing cylinder 5, the first spray bar swing cylinder 5 includes a third cylinder 51 and a third output rod 52, the third cylinder 51 is rotatably connected to one end of the first spray bar 21 connected to the middle spray bar 1, that is, the third cylinder 51 is hinged to a hinge seat at the left end of the first spray bar 21, an output end of the third output rod 52 is rotatably hinged to the arm 211 of the first spray bar, an axis of the third cylinder 51 is parallel to an axis of the arm 211 of the first spray bar, and the third output rod 52 can slide left and right along an axial direction of the third cylinder 51, so that the first spray bar 21 vertically swings up and down around the middle spray bar 1.
When the third output rod 52 is retracted into the third cylinder 51, the arm 211 of the first spray rod is pulled, thereby lifting the first spray rod 21 upward. When the third output rod 52 extends out of the third cylinder 51, the arm 211 of the first spray rod is pushed, and the first spray rod 21 is caused to fall downward. The first spray rod can be conveniently controlled to swing up and down by arranging the first spray rod swing oil cylinder, and then the height swing adjustment of the two folding spray rod mechanisms is realized.
furthermore, a rectangular parallelepiped frame 212 is arranged at the joint of the middle spray bar 1 and the first spray bar 21, and the rectangular parallelepiped frame 212 includes a first side surface and a third side surface which are oppositely arranged, and a second side surface and a fourth side surface which are oppositely arranged, the first side surface is parallel to the third side surface, the second side surface is parallel to the fourth side surface, and the first side surface is perpendicular to the second side surface. To be specifically described with reference to the direction illustrated in fig. 1, the first side surface of the rectangular frame 212 is a left rectangular first riser, the second side surface is a front upper and lower first hinged seats, the third side surface is a right rectangular second riser, and the fourth side surface is a rear upper and lower second hinged seats.
The output end of the first output rod 42 is hinged to the lower portion of a first vertical plate of the first side face, the right ends of an upper cross rod and a lower cross rod of the middle spray rod 1 are respectively hinged to two first hinged seats of the second side face, the third cylinder body 51 is hinged to a second hinged seat above the fourth side face, the third output rod 52 is hinged to an arm rod 211 of the first spray rod at the top end, and the bottom rod at the bottom end of the first spray rod 21 is hinged to a second hinged seat below the fourth side face.
Further, as shown in fig. 1 and 2, the folding spray bar further comprises a spray bar lifting mechanism, one end of the spray bar lifting mechanism is rotatably connected to the middle spray bar 1, and the other end of the spray bar lifting mechanism is fixedly connected to the spraying machine.
Furthermore, the boom raising and lowering mechanism includes at least one four-bar linkage assembly 6, and in the embodiment, two four-bar linkage assemblies 6 are taken as an example for illustration, and the number of the four-bar linkage assemblies 6 may be other positive integers. The composition and the structure of each four-connecting-rod assembly 6 are the same, and the two four-connecting-rod assemblies 6 are arranged in parallel relatively.
As shown in fig. 2, the four-bar linkage assembly 6 includes a boom lift cylinder 62 and a parallelogram link 61. The boom lift cylinder 62 includes a fourth cylinder 621 and a fourth output rod 622, and the parallelogram link 61 includes a first link 611 and a third link 613 which are oppositely disposed and a second link 612 and a fourth link 614 which are oppositely disposed. The first connecting rod 611 is used for being fixedly connected to the spraying machine, the third connecting rod 613 is fixedly connected to the middle spray rod 1, the fourth cylinder 621 is hinged to the first connecting rod 611, and the output end of the fourth output rod 622 is hinged to the second connecting rod 612. Specifically, the left third connecting rod 613 is fixedly connected to the left vertical rod on the middle spray rod 1, the right third connecting rod 613 is fixedly connected to the right vertical rod on the middle spray rod 1, and a middle connecting rod is further arranged between the left first connecting rod 611 and the right first connecting rod 611 to ensure the synchronous motion of the two four-bar connecting rod assemblies.
The first connecting rod 611 is connected to the sprayer because the height of the first connecting rod 611 is not changed. When the fourth output rod 622 is retracted into the fourth cylinder 621, the second link 612 is pulled, which in turn lifts the second link 612 upward, causing the third link 613 and the intermediate boom 1 to move upward together. When the fourth output rod 622 extends out of the fourth cylinder 621, the second link 612 is pushed, so that the second link 612 falls downward, and the third link 613 and the intermediate boom 1 are moved downward together. The spray rod lifting oil cylinder and the parallelogram connecting rod are arranged, so that the upper and lower parallel movements of the middle spray rod can be conveniently controlled, and the height of the whole folding spray rod can be adjusted.
further, as shown in fig. 3 and 4, a first link 7 is provided at one end of the first spray bar 21 connected to the second spray bar 22, and the first link 7 includes two first fixing plates 71 oppositely disposed at both sides of the first spray bar 21 and a first fixing rod 72 disposed between the two first fixing plates 71. The first fixing plates 71 are perpendicular to the side surfaces of the first spray bars 21, the first fixing rods 72 are parallel to the side surfaces of the first spray bars 21, and the first fixing rods 72 connect ends of the two first fixing plates 71 away from the first spray bars 21, with a certain distance between the first fixing rods 72 and the side surfaces of the first spray bars 21.
The end of the second spray bar 22 connected with the first spray bar 21 is provided with a second connecting piece 8, the second connecting piece 8 comprises two second fixing plates 81 which are oppositely arranged at two sides of the second spray bar 22, and the second fixing plates 81 are perpendicular to the side surface of the second spray bar 22.
The two first fixing plates 71 are hinged to the corresponding second fixing plates 81, and the second push rod 33 is hinged to the first fixing rod 72. Through setting up first connecting piece and second connecting piece, simplified the overall structure who folds spray lance folding assembly.
Still further, in addition to providing the second spray bar folding assembly 3 on the side surfaces of the first spray bar 21 and the second spray bar 22 to achieve horizontal swivel folding of the second spray bar 22 as shown in fig. 1 and 2, the second spray bar folding assembly 3 may also be provided on the upper surfaces of the first spray bar 21 and the second spray bar 22 to achieve vertical swivel folding of the second spray bar 22.
further, a plurality of nozzles (not shown) are provided on each of the intermediate spray bar 1, the first spray bar 21, and the second spray bar 22. The pesticide is uniformly sprayed to the area to be sprayed through the nozzle.
The utility model also provides an utilize the sprayer of above-mentioned folding spray lance, middle spray lance 1 is connected in the sprayer.
Can see through above embodiment, the embodiment of the utility model provides a folding spray lance, including middle spray lance and two folding spray lance mechanisms that set up respectively in the both sides of middle spray lance, every folding spray lance mechanism all includes to rotate to connect in the first spray lance of middle spray lance and to rotate to connect in the second spray lance of first spray lance. The whole folding spray rod comprises five sections of spray rods, and the corresponding spray rods can be opened and closed according to the size of the area to be sprayed. Still be equipped with between first spray lance and the second spray lance and be used for driving second spray lance pivoted second spray lance folding assembly, second spray lance folding assembly includes second spray lance folding cylinder, first push rod and second push rod. When the output rod of the second spray rod folding oil cylinder extends out of the cylinder body, the second spray rod is in a folded state under the pushing action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 0 degree; when the output rod of the second spray rod folding oil cylinder is retracted into the cylinder body, the second spray rod is in an unfolded state under the pulling action of the first push rod and the second push rod, and finally the included angle between the second spray rod and the first spray rod is 180 degrees. This second spray lance folding assembly of folding spray lance simple structure can realize the folding or the expansion of independent control second spray lance through the hydraulic cylinder of less size, controls more accurately, can reduce the operation degree of difficulty, improves the field plant protection operating efficiency.
The utility model provides a pair of utilize sprayer of above-mentioned folding spray lance has the transportation and the turn that do benefit to the sprayer when whole folding states, realizes waiting to spray regional accurate spraying to the difference through launching different spray lances simultaneously, avoids the waste of pesticide and the excessive problem of pesticide application.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. A folding spray rod is characterized by comprising a middle spray rod and two folding spray rod mechanisms which are respectively arranged at two sides of the middle spray rod; the folding spray rod mechanism comprises a first spray rod and a second spray rod, the first spray rod is rotatably connected with the middle spray rod, and the second spray rod is rotatably connected with the first spray rod;
a second spray rod folding assembly used for driving the second spray rod to rotate is further arranged between the first spray rod and the second spray rod, and the second spray rod folding assembly comprises a second spray rod folding oil cylinder, a first push rod and a second push rod; the cylinder body of the second spray rod folding oil cylinder is rotatably connected to the middle part of the first spray rod, the output end of the second spray rod folding oil cylinder is rotatably connected to one end of the first push rod, and the other end of the first push rod is rotatably connected to the second spray rod; one end of the second push rod is rotatably connected to one end of the first spray rod connected with the second spray rod, and the other end of the second push rod is rotatably connected to the middle part of the first push rod; when the output end of the second spray rod folding oil cylinder extends out of the cylinder body of the second spray rod folding oil cylinder, the second spray rod is in a folding state.
2. The folding spray bar of claim 1 further including a first spray bar folding cylinder disposed between said intermediate spray bar and said first spray bar for driving said first spray bar to rotate; the cylinder body of the first spray rod folding oil cylinder is rotatably connected with the middle spray rod, and the output end of the first spray rod folding oil cylinder is rotatably connected with the first spray rod, so that the first spray rod rotates around the middle spray rod horizontally.
3. the folding spray bar of claim 2 wherein said folding spray bar mechanism further comprises a first spray bar swing cylinder, a cylinder body of said first spray bar swing cylinder being pivotally connected to an end of said first spray bar connected to said intermediate spray bar, an output end of said first spray bar swing cylinder being pivotally connected to an arm of said first spray bar to swing said first spray bar vertically about said intermediate spray bar.
4. The folding spray bar of claim 3 wherein a rectangular parallelepiped frame is provided at the junction of the intermediate spray bar and the first spray bar, the rectangular parallelepiped frame comprising oppositely disposed first and third sides and oppositely disposed second and fourth sides; the output end of the first spray rod folding oil cylinder is rotatably connected to the first side face, the middle spray rod is rotatably connected to the second side face, and the cylinder bodies of the first spray rod and the first spray rod swing oil cylinder are rotatably connected to the fourth side face.
5. The folding boom of claim 1, further comprising a boom lift mechanism, one end of the boom lift mechanism rotatably connected to the intermediate boom, the other end of the boom lift mechanism adapted to be fixedly connected to a sprayer.
6. the folding boom of claim 5, wherein the boom lift mechanism comprises at least one four-bar linkage assembly comprising a boom lift cylinder and a parallelogram link;
The parallelogram connecting rods comprise a first connecting rod and a third connecting rod which are oppositely arranged and a second connecting rod and a fourth connecting rod which are oppositely arranged; the first connecting rod is fixedly connected to the spraying machine, and the third connecting rod is fixedly connected to the middle spray rod; the cylinder body of the spray rod lifting oil cylinder is rotatably connected with the first connecting rod, and the output end of the spray rod lifting oil cylinder is rotatably connected with the second connecting rod.
7. The folding spray bar of claim 1 wherein a first link is provided at an end of the first spray bar connected to the second spray bar, the first link comprising two first fixed plates disposed opposite each other on either side of the first spray bar and a first fixed bar disposed between the two first fixed plates;
A second connecting piece is arranged at one end of the second spray rod connected with the first spray rod, and the second connecting piece comprises two second fixing plates which are oppositely arranged at two sides of the second spray rod;
The first fixing plate is rotatably connected to the second fixing plate, and the second push rod is rotatably connected to the first fixing rod.
8. The folding spray bar of any one of claims 1 to 7 wherein a plurality of nozzles are provided on each of the intermediate spray bar, the first spray bar and the second spray bar.
9. A sprayer utilizing a folding boom as claimed in any one of claims 1 to 8, wherein said intermediate boom is connected to said sprayer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232250.4U CN209788260U (en) | 2018-12-28 | 2018-12-28 | Folding spray lance and sprayer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822232250.4U CN209788260U (en) | 2018-12-28 | 2018-12-28 | Folding spray lance and sprayer |
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| CN209788260U true CN209788260U (en) | 2019-12-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111480408A (en) * | 2020-06-05 | 2020-08-04 | 埃森农机常州有限公司 | Crown opening pesticide spraying device |
| CN114403109A (en) * | 2020-10-28 | 2022-04-29 | 现代农装科技股份有限公司 | Spray lance is folding and keeps away barrier mechanism and have boom sprayer of this mechanism |
-
2018
- 2018-12-28 CN CN201822232250.4U patent/CN209788260U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111480408A (en) * | 2020-06-05 | 2020-08-04 | 埃森农机常州有限公司 | Crown opening pesticide spraying device |
| CN114403109A (en) * | 2020-10-28 | 2022-04-29 | 现代农装科技股份有限公司 | Spray lance is folding and keeps away barrier mechanism and have boom sprayer of this mechanism |
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