CN112514872A - Full plant protection water-spraying system of banded compound planting of maize soybean - Google Patents

Abstract

The invention discloses a full-plant protection spraying system for corn and soybean strip composite planting, which comprises a power machine and a spraying mechanism arranged at the front end of the power machine; the spraying mechanism comprises a parallelogram lifting adjusting mechanism, a cantilever swinging adjusting mechanism, a three-dimensional turnover mechanism, a middle pesticide spraying bracket, a curtain blocking mechanism and a spray head system; the spraying mechanism can be lifted or lowered by controlling the parallelogram lifting adjusting mechanism, and meanwhile, the spraying mechanism is not only suitable for applying pesticide to the short stalk, but also suitable for applying pesticide to the high stalk and the short stalk simultaneously; when spouting the operation in earlier stage to maize soybean interplanting, expand the cantilever, spray with both sides lower part shower nozzle group, when carrying out the spraying operation to maize soybean interplanting's later stage, fold the cantilever, three-dimensional tilting mechanism, the three-dimensional upset shower nozzle group in both sides is sprayed maize, utilizes middle part shower nozzle group to spray soybean, and cantilever and last horizontal pole are folded simultaneously and are perpendicular with the crane when transporting or walking.

Description

Full plant protection water-spraying system of banded compound planting of maize soybean

The technical field is as follows:

the invention belongs to the technical field of agricultural mechanical equipment, and particularly relates to a full-plant-protection spraying system for corn and soybean strip composite planting.

Background art:

the population is large, and the cultivated land is little. The improvement of living standard in recent years, soybean yield gap is increased, pure soybean production yield is low, corn and soybean strip composite planting increasingly becomes mainstream, corn-soybean strip composite planting is innovatively developed on the basis of traditional corn mixed soybeans and corn intercropped sweet potatoes, a wide-narrow row field arrangement mode is adopted, edge row advantages are fully utilized, 2 rows of corn and 2 rows of soybean strip intercropping and interplanting are realized, and a corn strip and a soybean strip alternate rotation between the years is realized, so that a one-season double-harvest planting mode which is suitable for mechanized operation and harmonious symbiosis of corn and soybean is achieved. The corn and soybean strip compound planting can not only increase the yield and income of farmers, but also accord with the sustainable development of agricultural crops.

As a new planting mode, although the yield can be improved as a whole, the corn in the middle and later periods is higher than the soybean, and different medicines are needed in the pesticide application operation, and the traditional spraying machine is simple in structure and single in function, so that the traditional spraying machine is not suitable for the interplanting mode, and particularly has the following defects:

firstly, the traditional high-clearance boom sprayer is difficult to enter the field for operation in the middle and later periods of relay intercropping planting between high-stem crops and low-stem crops;

secondly, during pesticide application operation, the pesticide application operation is usually carried out by lifting the spray rod, the distance between the spray head and the surface of the crop after lifting is long, the anti-drift capability is poor, and the efficiency and the quality of the field plant protection operation of intercropped crops are seriously influenced;

thirdly, the existing sprayer can not apply different medicines to different crops at the same time; due to the defects of the existing spraying machine, much trouble is brought to corn and soybean interplanting, people are forced to manually apply the pesticide to the corn and soybean interplanting, and although the corn and soybean interplanting can improve the yield, a large amount of manpower is required to be invested in the mode, so that the research on a corn and soybean strip-shaped composite planting full-plant protection spraying system is very necessary.

The invention content is as follows:

aiming at the defects and problems of the existing equipment, the invention provides a full-plant-protection spraying system for belt-shaped compound planting of corn and soybean, which effectively solves the problems that the existing spraying machine is not suitable for corn and soybean interplanting, so that the pesticide application of corn and soybean interplanting is difficult, the spraying is not uniform, and the spraying effect is poor.

The technical scheme adopted by the invention for solving the technical problems is as follows: a full plant protection spraying system for corn and soybean strip composite planting comprises a power machine and a spraying mechanism arranged at the front end of the power machine; the spraying mechanism comprises a parallelogram lifting adjusting mechanism, a cantilever swinging adjusting mechanism, a three-dimensional turnover mechanism, a middle pesticide spraying bracket, a curtain blocking mechanism and a spray head system; the parallelogram lifting adjusting mechanism comprises a fixed rod, a lower swing rod, an upper swing rod, a lifting frame and a lifting hydraulic cylinder, the rear ends of the lower swing rod and the upper swing rod are respectively hinged to the upper end and the lower end of the fixed rod through an upper rear pin shaft and a lower rear pin shaft, the front ends of the lower swing rod and the upper swing rod are respectively hinged to the upper end and the lower end of the lifting frame through an upper front pin shaft and a lower front pin shaft, and the two ends of the lifting hydraulic cylinder are respectively hinged to the upper part of the lifting frame and the middle part of the lower swing rod through a lifting; the cantilever swing adjusting mechanism comprises a fixed seat, a movable seat, a rotating shaft, a cantilever and a side-push hydraulic cylinder, the fixed seat is fixed on two sides of the lifting frame, the movable seat is hinged on the fixed seat through the rotating shaft, the transversely arranged cantilever is fixed on the outer side of the movable seat, a root support is fixed on one side of the lifting frame, a tail end support is fixed on one side of the movable seat, and the side-push hydraulic cylinder is hinged between the root support and the tail end support; the three-dimensional turnover mechanism comprises a main vertical rod, an auxiliary vertical rod, an upper cross rod and a fixed rotating sleeve, wherein the fixed rotating sleeve is vertically fixed on the lifting frame, the lower end of the main vertical rod is sleeved in the fixed rotating sleeve, a locking wire is radially and inwardly arranged on the side wall of the fixed rotating sleeve and used for locking the main vertical rod, the auxiliary vertical rod is parallelly fixed on the outer side of the main vertical rod, and the upper cross rod is transversely fixed or sleeved on the upper sides of the main vertical rod and the auxiliary vertical rod; the middle pesticide spraying support comprises a plurality of lifting rods arranged below the lifting frame, and a middle cross rod is fixed below each lifting rod; the curtain blocking mechanism comprises a fixed sleeve sleeved on the upper side of the lifting frame or the cantilever, a fixed fork rod, a vertical sliding sleeve, an inner turning plate, an outer turning plate, a central vertical rod and auxiliary wing rods, wherein the lower end of the fixed sleeve is connected with the fixed fork rod, the central vertical rod is fixed at the lower end of the center of the fixed fork rod, the vertical sliding sleeve is sleeved outside the central vertical rod, the inner turning plates are respectively connected with two sides of the vertical sliding sleeve through pin shafts, the outer turning plates are respectively hinged to two sides of the fixed fork rod through the pin shafts, the auxiliary wing rods are fixed on the outer sides of the outer turning plates, and the central vertical rod; the shower nozzle system includes middle part shower nozzle group, both sides lower part shower nozzle group and the three-dimensional upset shower nozzle group in both sides, wherein, middle part shower nozzle group equipartition is fixed on well horizontal pole, and both sides lower part shower nozzle group equipartition is fixed on the cantilever, and the three-dimensional upset shower nozzle group in both sides includes vertical shower nozzle group and the horizontal shower nozzle group in upper portion, and wherein vertical shower nozzle group equipartition is fixed in assisting the pole, and horizontal shower nozzle group equipartition is fixed on last horizontal pole, and each shower nozzle group establishes ties independent confession pencil respectively, and wherein the confession pencil of middle part shower nozzle group passes through pump one and first intercommunication of medical kit, and the confession pencil of other each shower nozzle group passes through pump two and second intercommunication of medical.

Furthermore, the upper cross rod is matched with the upper portion of the main upright rod and the auxiliary upright rod through the sliding sleeve, and the sliding sleeve can be locked by the top threads on the side face of the sliding sleeve.

Furthermore, the jib is the telescopic, including sleeve pipe and loop bar, and the loop bar suit is intraductal at the sleeve, and sheathed tube side is provided with the lock silk that is used for locking the loop bar.

Furthermore, the fixed sleeve is sleeved on the lifting frame or the cantilever in a sliding mode and can be locked.

Furthermore, a spring is arranged between the vertical sliding sleeve and the fixed sleeve.

Further, the maximum turning amplitude of the side-pushing hydraulic cylinder is 90 degrees.

Furthermore, a cross beam is arranged in the middle of the lower swing rod, and the second lifting hinge seat is arranged in the middle of the cross beam.

The invention has the beneficial effects that: the invention sets up the parallelogram lifting adjustment mechanism in the front end of the power machinery, can promote or lower the crane through controlling the parallelogram lifting adjustment mechanism, the invention is not merely suitable for carrying on the operation of applying pesticide to the short pole at the same time, also suitable for carrying on the operation of applying pesticide to high pole and short pole at the same time; when spouting the operation in earlier stage to maize soybean interplanting, expand the cantilever, spray with both sides lower part shower nozzle group, when carrying out the spraying operation to the later stage of maize soybean interplanting, fold the cantilever, three-dimensional tilting mechanism, the three-dimensional upset shower nozzle group in both sides is sprayed the maize, utilizes middle part shower nozzle group to spray the soybean, and cantilever and last horizontal pole are folded simultaneously when transporting or walking and are perpendicular with the crane, convenient to use, and the function is many.

Keep off curtain mechanism and divide into the spraying unit of difference with the spraying region, to maize soybean interplanting, different spraying units correspond different crops, and the shower nozzle in the different spraying units is connected with different medical chests, it can block on the medicine flows and drifts to adjacent crop to keep off the medicine curtain, it is convenient to execute medicine, the efficiency of executing medicine is improved, and the shower nozzle slidable, go up and down, can adjust the shower nozzle according to the seedling stage for the height of crop, the spraying is even, prevent that the too high medicine that makes of shower nozzle from flowing everywhere, make the medicine commodity circulation lose, fall on adjacent crop simultaneously.

The corn-soybean interplanting mode has the advantages that the structure is novel, the functions are multiple, the corn-soybean interplanting mode can be completely suitable for the corn-soybean interplanting mode, the pesticide application difficulty under the corn-soybean interplanting mode is reduced, the spraying is uniform, the corresponding pesticide can be applied to different crops simultaneously, the use is convenient, the mechanization level under the corn-soybean interplanting mode is improved, the planting difficulty is reduced, the popularization of the corn-soybean interplanting mode is facilitated, and the corn-soybean interplanting mode has great economic and social benefits.

Description of the drawings:

fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of fig. 1.

Fig. 3 is a side view of fig. 1.

Fig. 4 is a top view of fig. 1.

Fig. 5 is a schematic view of another structure according to the present invention.

Fig. 6 is a schematic view of the structure of the curtain.

FIG. 7 is a front view of the screen.

FIG. 8 is a side view of the screen.

Fig. 9 is another structural schematic diagram of the stent.

Fig. 10 is an enlarged view of a point a shown in fig. 2.

Fig. 11 is a schematic structural view of a first drug delivery system.

Fig. 12 is a schematic structural view of a second drug delivery system.

Fig. 13 is a general view of a spray system.

The reference numbers in the figures are: the lifting device comprises a lifting adjusting mechanism 1, a fixed rod 11, a lower swing rod 12, an upper swing rod 13, a lifting frame 14, an upper rear pin shaft 15, a lower rear pin shaft 16, an upper front pin shaft 17, a lower front pin shaft 18, a lifting hydraulic cylinder 19, a lifting hinge seat I191 and a lifting hinge seat II 192, wherein the lifting hinge seat I is arranged on the lifting hinge seat II; 2, a cantilever swing adjusting mechanism, 21, a fixed seat, 22, a movable seat, 23, a rotating shaft, 24, a cantilever, 25, a side-push hydraulic cylinder, 26, a root support, 27, a tail end support, 3, a three-dimensional turnover mechanism, 31, a main upright rod, 32, an auxiliary upright rod, 33, an upper cross rod, 34, a fixed rotating sleeve and 35, wherein the cantilever swing adjusting mechanism is a fixed seat, the movable seat, the rotating shaft, the cantilever and the auxiliary upright rod are arranged on the; 4, a middle pesticide spraying bracket, 41, a suspender and 42, wherein the middle cross bar is arranged on the bracket; 5 is a curtain blocking mechanism, 51 is a fixed sleeve, 52 is a fixed fork rod, 53 is a vertical sliding sleeve, 54 is an inward turning plate, 55 is an outward turning plate, 56 is a central vertical rod, and 57 is an auxiliary wing rod; 6, a spray head system, 61, 62, 63, 631, 632 and 632 are respectively a middle spray head group, a lower spray head group, a three-dimensional turnover spray head group, a vertical spray head group and a transverse upper spray head group; the first medicine box 71 is a first medicine box, the second medicine box 72 is a second medicine box, the 8 is a medicine supply pipe, the 9 is a three-way valve, the 10 is a pump, and the 101 is a spray head.

The specific implementation mode is as follows:

the invention is further illustrated with reference to the following figures and examples.

Example 1: the invention provides a novel spraying mechanism which can be suitable for a corn and soybean interplanting mode, and the spraying mechanism comprises a power machine and a spraying mechanism arranged at the front end or the rear end of the power machine, wherein the power machine (a tractor and the like) is used as power to support the spraying mechanism to walk in the field, and sprays in the moving process, so that the spraying mechanism is a common spraying means at present, and the novel spraying mechanism is provided on the basis of the spraying means.

The spraying mechanism comprises a parallelogram lifting adjusting mechanism 1, a cantilever swinging adjusting mechanism 2, a three-dimensional turnover mechanism 3, a middle spraying bracket 4, a curtain blocking mechanism 5 and a spray head system 6.

The parallelogram lifting adjusting mechanism 1 comprises a fixed rod 11, a lower swing rod 12, an upper swing rod 13, a lifting frame 14 and a lifting hydraulic cylinder 19, wherein the rear ends of the lower swing rod 12 and the upper swing rod 13 are respectively hinged on the fixed rod 11 through an upper rear pin shaft 15 and a lower rear pin shaft 16, the front ends of the lower swing rod 12 and the upper swing rod 13 are respectively hinged on the lifting frame 14 through an upper front pin shaft 17 and a lower front pin shaft 18, and two ends of the lifting hydraulic cylinder 19 are respectively hinged on the upper part of the lifting frame 14 and the middle part of the lower swing rod 12 through a first lifting hinged seat 191 and a second lifting hinged seat 192. The parallelogram lifting adjusting mechanism controls the lifting frame 14 to ascend or descend, controls the height of the lifting frame relative to crops, adjusts the corresponding height of the spray head relative to the crops in different seedling stages, and avoids medicine waste caused by the fact that the spray head is too far away from the crops.

The cantilever swinging adjusting mechanism 2 comprises a fixed seat 21, a movable seat 22, a rotating shaft 23, a cantilever 24 and a side-push hydraulic cylinder 25, wherein the fixed seat 21 is fixed at two sides of the lifting frame 14, the movable seat 22 is hinged on the fixed seat 21 through the rotating shaft 23, the transversely arranged cantilever 24 is fixed at the outer side of the movable seat 22, a root support 26 is fixed at one side of the lifting frame 14, a tail end support 27 is fixed at one side of the movable seat 22, and the side-push hydraulic cylinder 25 is hinged between the root support 26 and the tail end support 27; the cantilever 24 can rotate around the end part of the lifting frame 14 along the vertical rotating shaft 23; a tail end support 27 is arranged at the rear side of the cantilever 24, wherein a root support 26 is vertically arranged at the rear side surface of the lifting frame 14, the cylinder bottom of the side pushing hydraulic cylinder 25 is rotatably arranged on the tail end support 27, the tail end of a piston rod of the side pushing hydraulic cylinder 25 is connected with a rotating pair of the tail end support 27, the longitudinal length of the root support 26 is greater than that of the tail end support 27, the distance from the cylinder bottom of the side pushing hydraulic cylinder 25 to the lifting frame 14 is greater than that from the piston rod of the side pushing hydraulic cylinder 25 to the cantilever 24, the central axis of the side pushing hydraulic cylinder 25 is not parallel to the cantilever 24, so that the side pushing hydraulic cylinder 25 can stretch to drive the cantilever 24 to rotate around the end part of the lifting frame 14, when the side pushing hydraulic cylinder 25 contracts, the piston rod has backward component force on the cantilever 24, the cantilever 24 rotates backwards around the end part of the, even though the piston rod and the cantilever 24 are parallel to each other, under the action of the inertia force of the cantilever 24, the parallel state is broken instantly, so that the cantilever 24 continues to rotate backwards until the piston rod stops contracting, the cantilever 24 stops at two sides of the frame, the retraction action of the cantilever 24 is completed, the expansion action of the cantilever 24 utilizes the side-pushing hydraulic cylinder to extend the piston rod, and the principle is the same as the principle and is not repeated; when in operation, the cantilever 24 is unfolded, and when the cantilever 24 is retracted during walking on the road, the operation is convenient and simple.

Three-dimensional tilting mechanism includes main pole setting 31, assist pole setting 32, go up horizontal pole 33 and fixed commentaries on classics cover 34, fixed commentaries on classics cover 34 is vertical to be fixed on crane 14, the lower extreme suit of main pole setting 31 is in fixed commentaries on classics cover 34, fixed commentaries on classics cover 34 lateral wall is along radially inwards installing lock silk 35, be used for locking main pole setting 31, assist pole setting 32 parallel fixation in the outside of main pole setting 31, horizontal pole 33 is transversely fixed or the cover is equipped with at main pole setting 31 and assistance pole setting 32 upside simultaneously, thereby side and the top at the maize correspond the shower nozzle respectively, vertical shower nozzle corresponds the side of maize promptly, the top of maize is corresponded to horizontal shower nozzle, three-dimensional application of medicine, the wide application range, the application of medicine is even, completely, three-dimensional tilting mechanism can overturn foldingly when not using simultaneously, occupation space is not.

The middle pesticide spraying support comprises a plurality of hanging rods 41 arranged below the lifting frame 14, a middle cross rod 42 is fixed below each hanging rod, as shown in figures 1-5, the middle cross rod 42 is arranged parallel to the lifting frame 14, 2-3 middle spray heads are arranged on the middle cross rod 42, and two ends of the middle cross rod 42 are provided with curtain blocking mechanisms, so that the lower part of the middle cross rod 42 is used as a spraying unit and is kept on the same horizontal line with the power machine, and the middle pesticide spraying support is suitable for short-rod (soybean) operation.

The curtain blocking mechanism 5 comprises a fixed sleeve 51, a fixed fork rod 52, a vertical sliding sleeve 53, an inward turning plate 54, an outward turning plate 55, a central vertical rod 56 and auxiliary wing rods 57, the lower end of the fixed sleeve 51 is connected with the fixed fork rod 52, the central vertical rod 56 is fixed at the lower end of the center of the fixed fork rod 52, the vertical sliding sleeve 53 is sleeved outside the central vertical rod 56, the inward turning plate 54 is respectively connected with two sides of the vertical sliding sleeve 53 through pin shafts, the outward turning plate 55 is respectively hinged with two sides of the fixed fork rod 52 through pin shafts, the auxiliary wing rods 57 are fixed outside the outward turning plate 55, and the central vertical rod 56 and the auxiliary wing rods 57 on the two sides are sleeved with medicine; the middle cross rod 42 and the cantilever 24 are respectively provided with a curtain blocking mechanism for separating different crops, the two ends of the middle cross rod 42 are respectively provided with the curtain blocking mechanisms 6, the middle cross rod 42 is separated from the cantilever 24, the cross rod 42 is correspondingly provided with a spray head as a spray unit to operate on soybeans (short stems), the cantilevers 24 on the two sides are provided with the two curtain blocking mechanisms 6, so that the spray units on the two sides are formed, the spray heads are correspondingly arranged to perform pesticide application operation on the corns (short stems), and further, the pesticide application operation is performed on the corns and the soybeans in the early stage of corn-soybean interplanting.

Different crops are isolated by the barrier cloth to form different spraying units, and different numbers and different positions of spray heads can be selected according to the requirements of the crops in each spraying unit, so that the application range is wide, and the pertinence is strong.

And a spring is arranged between the vertical sliding sleeve and the fixed sleeve, so that the vertical sliding sleeve and the fixed sleeve are kept in an unfolded state, and the auxiliary wing rod 57 can be folded as required and is bound and fixed through a binding wire.

The sprayer system comprises a middle sprayer group 61, two side lower sprayer groups 62 and two side three-dimensional turnover sprayer groups 63, wherein the middle sprayer group 61 is uniformly distributed and fixed on the middle cross rod 42, and two sides of the middle cross rod 42 are provided with the curtain blocking mechanisms 5, so that the middle cross rod 42 forms an independent spraying unit and correspondingly performs pesticide application operation on soybeans; the lower spray head groups 62 on the two sides are uniformly distributed and fixed on the cantilever 24, at least one group of curtain blocking mechanisms are arranged on the cantilever 24, so that a plurality of groups of spray units are formed on the cantilever, the lower spray head groups 62 on the two sides are arranged in the plurality of groups of spray units, wherein the innermost group is a corn pesticide application area, and because the plant height of corn and soybean is not high in the early stage, a plurality of groups of spray units can be arranged on the cantilever for simultaneous pesticide application operation of the soybean and the corn; the two-side three-dimensional turnover spray head group 63 comprises a vertical spray head group 631 and an upper transverse spray head group 632, wherein the vertical spray head group 631 is uniformly fixed on the auxiliary vertical rod 32, the transverse spray head group 632 is uniformly fixed on the upper cross rod 33, each spray head group is respectively connected with independent medicine supply pipes 8 in series, the medicine supply pipes of the middle spray head group 61 are communicated with the first medicine box 71 through the first pump to form a first medicine application system, and the medicine supply pipes of other spray head groups are communicated with the second medicine box 72 through the second pump to form a second medicine application system.

As shown in fig. 11 to 13, there are two or two sets of medicine boxes, and the curtain blocking mechanisms 5 are arranged at intervals to form different spraying units; different spray units connect different medical kits respectively, and liquid medicine in the medical kit passes through pump 10 and enters into three-way valve 9 in, reaches the cooperation relation of each shower nozzle through three-way valve 9's switching, and unnecessary liquid medicine can flow back to the medical kit through the wet return, including earlier stage spraying system and later stage spraying system among the spraying system, and both mutually independent, mutually noninterfere.

The two pesticide boxes are respectively a soybean pesticide box and a corn pesticide box, and the first pesticide applying system and the second pesticide applying system are respectively a soybean pesticide applying loop and a corn pesticide applying loop which are independent of each other; specifically, referring to fig. 11-13, the middle nozzle group 61 (soybean nozzles) on the middle cross bar 42 is connected to the soybean medicine box through the medicine supply pipe 8 and is controlled by the three-way valve in flow rate and opening and closing, and the nozzles (lower nozzle groups on both sides) on the cantilever beam 24 and the nozzles (middle nozzle group) on the middle cross bar 42 correspond to the corn early stage nozzles and the corn later stage nozzles respectively and are correspondingly connected to the corn medicine box and are switched by the three-way valve to be selected for use according to different periods.

The medicine can be different in two medical chests to the crop of difference, provide the operation of giving medicine to the poor free of charge, and shelter from through sheltering from the unit between the different crop, make different crops be in different spaces, can not mutual interference, can correspond to different crops simultaneously and apply different medicines, can apply maize medicine and soybean medicine respectively to maize and soybean simultaneously promptly, still can make the liquid medicine spray on adjacent different crops simultaneously, make it subtract the yield even absolutely to accept.

Therefore, the invention can carry out pesticide application operation in the whole corn and soybean interplanting period, can adjust the height of the spray head from the crops according to different periods, and carry out corresponding and different pesticide application operations according to different crops without mutual interference, thereby greatly improving the mechanization degree of the corn and soybean interplanting mode, reducing the planting difficulty, saving the labor force, having great economic and social benefits, having low cost and being convenient for popularization.

Example 2: this example is substantially the same as example 1, except that: the embodiment further defines the parallelogram lift adjustment mechanism.

The lifting mechanism comprises a lower swing rod 12 and an upper swing rod 13 which are parallel to each other, a cross beam is arranged in the middle of the lower swing rod, and a lifting hinge seat II is arranged in the middle of the cross beam

As shown in fig. 5, the lower swing rod 12 and the upper swing rod 13 are formed by combining and splicing a plurality of high-strength square tubes, two ends of the lower swing rod 12 and two ends of the upper swing rod 13 are hinged together to form a parallelogram mechanism, the middle part of the lower swing rod 12 is a rectangular hole, a cross beam is arranged in the middle part of the lower swing rod, a lifting hinge seat I191 is arranged on the lifting frame 14, the lifting hinge seat I191 and the inner end of the upper swing rod 13 are at the same height, so that a lifting hinge seat II 192 and the lifting hinge seat I191 are not at the same level, a cylinder body of the lifting hydraulic cylinder 19 is hinged on the lifting hinge seat II 192, a piston rod of the lifting hydraulic cylinder is hinged on the lifting hinge seat I191, and the lifting hydraulic cylinder 19; the parallelogram lifting mechanism 1 is made of a high-strength square tube, the interior of the parallelogram lifting mechanism is of a hollow structure, the whole weight is light, the power required by lifting is small, and the energy consumption is low.

Example 3: this example is substantially the same as example 1, except that: the embodiment further defines the three-dimensional overturning mechanism.

As shown in fig. 9, the upper cross bar 33 is simultaneously sleeved on the upper portions of the main upright rod 31 and the auxiliary upright rod 32 in a matching manner through a sliding sleeve and can slide along the main upright rod and the auxiliary upright rod, the sliding sleeve can be locked by a top thread on the side surface of the sliding sleeve, so that the vertical height of the upper cross bar 33 can be adjusted, namely, the height of the upper transverse nozzle group 632 relative to the upper end of the corn is adjusted, so that the upper transverse nozzle group is suitable for the heights of the corns in different periods, the heights of the middle cross bar 42 relative to the soybeans are adjusted through the parallelogram lifting adjusting mechanism, the lifting adjustment and the parallelogram lifting adjusting mechanism are matched for use, the nozzles are located at the optimal distance on the surfaces of the crops in the.

Example 4: this embodiment is further supplemented by embodiment 3, wherein the boom is telescopic.

The jib includes sleeve pipe and loop bar, and the loop bar suit is in the sleeve pipe, and the sheathed tube side is provided with and is used for locking the dead lock silk of loop bar to can adjust the height of middle part shower nozzle group for the crop, make and the interval between the both sides lower part shower nozzle group adjustable, be applicable to the earlier stage that maize soybean planted more.

The pesticide application operation in the middle and later periods of corn and soybean can be completed by matching the embodiment with the embodiment 3, and the telescopic adjustment of the suspender, the lifting of the upper cross rod 42 and the adjustment of the parallelogram lifting mechanism are jointly carried out; namely, the suspender can stretch and contract to adjust the height of the middle sprayer group 61 relative to the soybean, and the lifting of the upper transverse beam 42 can correspondingly adjust the height of the upper transverse sprayer group 632 from the corn; the parallelogram adjusting structure correspondingly adjusts the overall height of the spraying mechanism; the invention can meet the requirement of corn and soybean interplanting at any time.

Claims (7)

1. A full plant protection spraying system for corn and soybean strip composite planting comprises a power machine and a spraying mechanism arranged at the front end of the power machine; the method is characterized in that: the spraying mechanism comprises a parallelogram lifting adjusting mechanism, a cantilever swinging adjusting mechanism, a three-dimensional turnover mechanism, a middle pesticide spraying bracket, a curtain blocking mechanism and a spray head system; the parallelogram lifting adjusting mechanism comprises a fixed rod, a lower swing rod, an upper swing rod, a lifting frame and a lifting hydraulic cylinder, the rear ends of the lower swing rod and the upper swing rod are respectively hinged to the upper end and the lower end of the fixed rod through an upper rear pin shaft and a lower rear pin shaft, the front ends of the lower swing rod and the upper swing rod are respectively hinged to the upper end and the lower end of the lifting frame through an upper front pin shaft and a lower front pin shaft, and the two ends of the lifting hydraulic cylinder are respectively hinged to the upper part of the lifting frame and the middle part of the lower swing rod through a lifting; the cantilever swing adjusting mechanism comprises a fixed seat, a movable seat, a rotating shaft, a cantilever and a side-push hydraulic cylinder, the fixed seat is fixed on two sides of the lifting frame, the movable seat is hinged on the fixed seat through the rotating shaft, the transversely arranged cantilever is fixed on the outer side of the movable seat, a root support is fixed on one side of the lifting frame, a tail end support is fixed on one side of the movable seat, and the side-push hydraulic cylinder is hinged between the root support and the tail end support; the three-dimensional turnover mechanism comprises a main vertical rod, an auxiliary vertical rod, an upper cross rod and a fixed rotating sleeve, wherein the fixed rotating sleeve is vertically fixed on the lifting frame, the lower end of the main vertical rod is sleeved in the fixed rotating sleeve, a locking wire is radially and inwardly arranged on the side wall of the fixed rotating sleeve and used for locking the main vertical rod, the auxiliary vertical rod is parallelly fixed on the outer side of the main vertical rod, and the upper cross rod is transversely fixed or sleeved on the upper sides of the main vertical rod and the auxiliary vertical rod; the middle pesticide spraying support comprises a plurality of lifting rods arranged below the lifting frame, and a middle cross rod is fixed below each lifting rod; the curtain blocking mechanism comprises a fixed sleeve sleeved on the upper side of the lifting frame or the cantilever, a fixed fork rod, a vertical sliding sleeve, an inner turning plate, an outer turning plate, a central vertical rod and auxiliary wing rods, wherein the lower end of the fixed sleeve is connected with the fixed fork rod, the central vertical rod is fixed at the lower end of the center of the fixed fork rod, the vertical sliding sleeve is sleeved outside the central vertical rod, the inner turning plates are respectively connected with two sides of the vertical sliding sleeve through pin shafts, the outer turning plates are respectively hinged to two sides of the fixed fork rod through the pin shafts, the auxiliary wing rods are fixed on the outer sides of the outer turning plates, and the central vertical rod; the shower nozzle system includes middle part shower nozzle group, both sides lower part shower nozzle group and the three-dimensional upset shower nozzle group in both sides, wherein, middle part shower nozzle group equipartition is fixed on well horizontal pole, and both sides lower part shower nozzle group equipartition is fixed on the cantilever, and the three-dimensional upset shower nozzle group in both sides includes vertical shower nozzle group and the horizontal shower nozzle group in upper portion, and wherein vertical shower nozzle group equipartition is fixed in assisting the pole, and horizontal shower nozzle group equipartition is fixed on last horizontal pole, and each shower nozzle group establishes ties independent confession pencil respectively, and wherein the confession pencil of middle part shower nozzle group passes through pump one and first intercommunication of medical kit, and the confession pencil of other each shower nozzle group passes through pump two and second intercommunication of medical.

2. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: the upper cross rod is simultaneously matched and sleeved on the upper portions of the main upright rod and the auxiliary upright rod through the sliding sleeve, and the sliding sleeve can be locked by the top threads on the side face of the sliding sleeve.

3. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: the suspender is telescopic and comprises a sleeve and a loop bar, the loop bar is sleeved in the sleeve, and a locking wire used for locking the loop bar is arranged on the side surface of the sleeve.

4. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: the fixed sleeve is slidably sleeved on the lifting frame or the cantilever and can be locked.

5. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: and a spring is arranged between the vertical sliding sleeve and the fixed sleeve.

6. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: the maximum overturning amplitude of the side-push hydraulic cylinder is 90 degrees.

7. The corn soybean ribbon composite planting full-plant protection spraying system as claimed in claim 1, wherein: the middle part of the lower swing rod is provided with a cross beam, and the second lifting hinge seat is arranged in the middle of the cross beam.

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