CN216722841U

CN216722841U - Novel folding hydraulic pressure spray lance

Info

Publication number: CN216722841U
Application number: CN202220145441.0U
Authority: CN
Inventors: 于兴辉; 于新浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-14
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a novel folding hydraulic pressure spray lance belongs to agricultural machine technical field. Spout the hack lever including one section, spout hack lever tailstock, spout the hack lever hinge, two sections spout the hack lever, the hack lever is spouted to the three section, buffering formula adjusting cylinder, V type connecting rod, adjustable connecting rod, the single arm-tie, the pneumatic cylinder, fixed pipe of shower nozzle and medical kit frame, adopt many connecting rod folding mechanism, single pneumatic cylinder can drive, folding storage mode is simple, each pull rod after the expansion can play supplementary tensile effect, it spouts hack lever stress point to increase, avoid crooked, and the service life is prolonged, and is a second, the articulated department that the hack lever was spouted to the three section is equipped with buffering formula adjusting cylinder, through adjusting buffering formula adjusting cylinder, enable the second, the expansion angle that the hack lever was spouted to the three section is adjustable, can make to adjust to the optimum distance between shower nozzle and crop, improve and spout medicine efficiency, improve and spout the medicine effect.

Description

Novel folding hydraulic pressure spray lance

Technical Field

The utility model relates to a novel folding hydraulic pressure spray lance belongs to agricultural machine technical field.

Background

Spray lance on the agricultural spray lance formula medicine spraying machine can expand, and the spray lance size after the expansion generally all is more than 7 meters to make the laxative scope increase by a wide margin, laxative efficiency doubles and promotes. But the spray lance of most medicine spraying machines all can only keep the level after expanding, because the spray lance is longer, when spraying medicine machine both sides topography and distinguishing, the shower nozzle on the spray lance also changes with the distance between the crop on sloping ground or pot hole ground, the velocity of flow and the fan-shaped range of spraying that sets up when the level land is spouted, can't cover completely when spraying sloping ground crop, and the medicine material becomes not enough again when spraying the crop in pot hole ground area, lead to spouting the medicine effect and obviously descend, and the folding spray lance's on the market simple structure, and the volume, weight are great, folding mode atress is uneven, the spray lance takes place to buckle easily after using for a long time, articulated department breaks easily. The function of triangle push-and-pull wall has very rationally been utilized, makes the structure reinforcing increase pulling force, and the third, the second festival of spray lance, the third festival can be adjusted from top to bottom at will, can adjust the optimum distance between shower nozzle and the crop, has so both improved the efficiency of spouting the medicine, has more improved the effect of spouting the medicine greatly.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough of above-mentioned prior art existence, the utility model provides a novel folding hydraulic spray lance, folding storage mode is simple, increases and spouts the hack lever stress point, avoids crooked, improves life, and the articulated department that second, three section spout the hack lever is equipped with buffering formula and adjusts the jar, and the expansion angularly adjustable that second, three section spout the hack lever can make to adjust to the optimum distance between shower nozzle and crop, improves and spouts medicine efficiency, improves and spouts the medicine effect.

The utility model provides a technical scheme that its technical problem adopted is: a novel folding hydraulic spray rod comprises a spray rod, two spray rod rods, three spray rod rods, a spray head fixing pipe and a spray rod frame, wherein the spray rod is fixedly connected with the rear end of the spray rod frame of a spray rod type pesticide spraying machine, two spray rod rods are hinged on two sides of the spray rod, three spray rod rods are hinged on the end parts of the two spray rod rods, the spray head fixing pipes parallel to the spray rod rods are combined on the side walls of the spray rod rods, the spray heads of the spray rod type pesticide spraying machine are fixed on the spray head fixing pipe, the novel folding hydraulic spray rod further comprises a spray rod tailstock, a spray rod hinge joint, a buffer type adjusting cylinder, a V-shaped connecting rod, an adjustable connecting rod, a draw arm connecting rod and a hydraulic cylinder, the spray rod, the spray rod tailstock, the spray rod tailstock, the spray rod and the three spray rod rods are arranged on the same straight line, the spray rod rods are fixed on two ends of the spray rod rods, and the spray rod hinge joints are arranged on the two spray rod rods and the three spray rod rods, the tail seat of the spraying frame rod is arranged at the root of the two-section spraying frame rod, the tail seats of the spraying frame rods at two ends of one-section spraying frame rod are hinged with the hinge joint of the two-section spraying frame rod through hinge shafts, the tail seat of the spraying frame rod of the two-section spraying frame rod is hinged with the hinge joint of the spraying frame rod of the three-section spraying frame rod through hinge shafts, a V-shaped connecting rod is formed by hinging the end parts of two connecting rods, the V-shaped connecting rod is positioned above the tail seat of the spraying frame rod of the two-section spraying frame rod, the root parts of the two connecting rods of the V-shaped connecting rod are respectively hinged with the side walls of the two-section spraying frame rod and the three-section spraying frame rod to form a small quadrilateral link mechanism, the hinged ends of the two connecting rods of the V-shaped connecting rod are hinged with an adjustable connecting rod, the other end of the adjustable connecting rod is hinged with a pull arm connecting rod, the other end of the pull arm connecting rod is hinged with the tail seat of the spraying frame rod on one-section spraying frame rod, the two-section spraying frame rod is hinged with one side connecting rod, the adjustable connecting rod and the pull arm connecting rod to form a large quadrilateral link mechanism, a pair of hydraulic cylinder is hinged with the middle part of one-section spraying frame rod, the cylinder rod end portion of pneumatic cylinder is articulated in the middle part of the single arm-drag connecting rod of both sides respectively, the pneumatic cylinder is connected with the hydraulic system of medicine machine is spouted to the spray lance pole, be equipped with the buffering formula and adjust the jar bottom spouting hack lever tailstock, the buffering formula is adjusted the jar and is supported and spout the hack lever hinge with spouting hack lever tailstock articulated, adjust the support angle that spouts the hack lever hinge through the buffering formula, thereby realize the angle modulation to two sections of hack levers and three sections of spouting the hack lever, the compression terminal surface rear of buffering formula regulation jar is equipped with buffer spring, under the road surface of jolting, play the cushioning effect for spouting the hinge impact, reduce the load of its hinge.

Furthermore, the length of the adjustable connecting rod can be adjusted, a threaded rod is arranged at the end of the adjustable connecting rod, a movable hinged seat is screwed into the threaded rod in a threaded manner, the movable hinged seat is hinged with the pull arm connecting rod through a hinged shaft, and the length of the adjustable connecting rod is adjusted by adjusting the position of the movable hinged seat on the threaded rod.

Further, the buffering formula adjust the jar by the cylinder body, the slider, spring and adjusting screw constitute, the cylinder body lateral wall with spout hack lever tailstock fixed connection, the cylinder body tip does not have the closing cap, be equipped with the slider that can slide in the cylinder body, be equipped with the spring between cylinder body rear end inner wall and slider, cylinder body rear end screw in has the adjusting screw of roof pressure spring, the lower half of spout hack lever hinge stretches out from its fixed spout hack lever below, stretch out on the terminal surface that the end lateral wall withstood the slider, the cylinder body lateral wall is seted up the opening of stepping down of the extension board of spout hack lever hinge, through the size of adjusting screw in, make its angle that passes through spring and slider jack-up spout hack lever hinge, thereby realize the angle modulation to two sections spout hack levers and three sections and spout the hack lever.

The utility model provides a novel folding action principle of folding hydraulic spray lance: the cylinder rod of the hydraulic cylinder contracts, a draw arm connecting rod in the large quadrilateral connecting rod mechanism swings inwards by taking a hinged shaft at the end part as a circle center, and pulls an adjustable pull rod hinged at the end part, the adjustable pull rod pulls the end point of a V-shaped connecting rod, when the end point of the V-shaped connecting rod is pulled, the connecting rod of the V-shaped connecting rod hinged with the two spray frame rods in the small quadrilateral connecting rod mechanism swings inwards, and pulls the three spray frame rods by using a connecting rod at the other side of the V-shaped connecting rod, so that the three spray frame rods start to be driven inwards by taking the hinged shaft of the hinged joint of the spray frame rods as an axis, and the folding is realized; the cylinder rod of the hydraulic cylinder continues to contract, the included angle between the adjustable pull rod and the V-shaped connecting rod in the large quadrilateral connecting rod mechanism gradually approaches 180 degrees, when the adjustable pull rod and the inner pull rod of the V-shaped connecting rod are on the same straight line, the three spray frame rods in the small quadrilateral connecting rod mechanism are completely folded, and under the condition that the draw arm connecting rod continues to swing inwards, the two spray frame rods can be pulled through the pull rod formed by the adjustable pull rod and the V-shaped connecting rod, and the two spray frame rods start to drive inwards by taking the hinge shaft of the hinge joint of the spray frame rods as the axis, so that the folding is realized; when the two spray frame rods swing inwards to be vertical to the one spray frame rod, the spray frame is folded and stored. Adopt many connecting rods folding mechanism, folding storage mode is simple, and each pull rod after the expansion can play supplementary tensile effect, increases spray mast pole stress point, avoids crooked, improves life.

The utility model provides a novel angle modulation principle of folding hydraulic pressure spray lance: when the spray rod type pesticide spraying machine sprays pesticide on uneven land or soil body edge, the ground on two sides of the unfolded spray rod sometimes has gradient difference, the distance between the spray head on the spray rod and crops on the sloping land or hollow land also changes, the flow rate and the fan-shaped spraying range set when the flat pesticide is sprayed cannot be completely covered when spraying the crops on the sloping land, and the pesticide becomes insufficient when spraying the crops in the hollow region, so that the pesticide spraying effect is obviously reduced, when the device passes through the uneven land, the size of the screw thread screwing in of the screw rod can be adjusted, the angle of the hinge joint of the spray rod is jacked up through the spring and the sliding block, thereby realizing the angle adjustment of the two-section spray rod and the three-section spray rod, the distance between the spray head on the spray rod and the crops on the sloping land or the hollow land is kept consistent, and when the spray rod type pesticide spraying machine walks on the flat land, the side hydraulic cylinder can be started, the spraying frame rod is continuously swung downwards through the connecting rod, the spring in the buffering type adjusting cylinder is compressed to the limit, the spraying frame rod is kept horizontal, quick adjustment is realized, and effective spraying operation is continuously performed on the sloping field; on the contrary, the cylinder is adjusted to buffering formula, and each spray frame pole keeps the horizontality during, when meetting hollow topography, can continue to start this side pneumatic cylinder, makes it continue to make the spray frame pole lower hem through the connecting rod, adjusts the spring limit compression in the cylinder with the buffering formula, makes its spray frame pole become down inclined state fast, realizes quick adjustment, continues to carry out effectual medicine operation of spouting to hollow area. The angle adjustment of the spray frame rod is very simple, and the angle can be quickly adjusted by directly turning a knob adjusting screw rod through an electric hand drill, a wrench and the like; the angle that makes under the extreme compression of spring spray the hack lever and keep uses under emergency state, or uses under the spraying of minizone, and the majority is for leveling ground promptly, and on the land that the minority exists the slope, can realize the angle modulation of spraying the hack lever fast under the condition of not driving. Through adjusting buffering formula and adjusting the jar, the expansion angle that enables second, three section and spout the hack lever is adjustable, can make to adjust to the optimum distance between shower nozzle and crop, improves and spouts medicine efficiency, improves and spouts the medicine effect, and when the spring of buffering formula adjustment jar was not in extreme compression state, this part can play the buffering effect of moving away to avoid possible earthquakes for spouting the hack lever simultaneously.

The utility model has the advantages that: the problem of current spout the pole-type medicine machine life is low, spout the medicine effect poor is solved, a novel folding hydraulic spray lance is provided, adopt many connecting rods folding mechanism, single pneumatic cylinder can drive, it is simple to fold the mode of accomodating, each pull rod after the expansion can play the auxiliary stretching effect, increase and spout hack lever stress point, avoid the bending, service life is prolonged, the second, the articulated department that the hack lever was spouted to the three section is equipped with the buffer type and adjusts the jar, adjust the jar through adjusting the buffer type, enable the second, the expansion angle of hack lever is spouted to the three section is adjustable, can make to adjust to the optimum distance between shower nozzle and crop, the efficiency of spouting is improved, the medicine effect is spouted in the improvement.

Drawings

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the expansion structure of the side spray frame rod of the present invention after adjusting the angle.

Fig. 3 is a schematic view of a part of the structure of the side spray frame rod of the present invention after adjusting the angle.

Fig. 4 is a schematic view of an expanded structure of a side spray frame rod of the present invention.

Fig. 5 is a schematic structural view of the side spray frame rod of the present invention during preliminary storage.

Fig. 6 is a schematic view of the folded part of the structure of the spray frame rod of the present invention.

Fig. 7 is a schematic structural view of the folded spray frame rod of the present invention.

Fig. 8 is a partial schematic structural diagram of the present invention.

Fig. 9 is a partial schematic structural diagram of the present invention.

Fig. 10 is a schematic diagram of the initial folding action of the three-segment spray frame rod of the present invention.

Fig. 11 is a schematic diagram of the folding action of the three-segment spray frame rod of the present invention.

Fig. 12 is a schematic diagram of the folding action of the two-section spray frame rod of the present invention.

Reference numbers in the figures:

1. one section spouts the hack lever, 2, spouts hack lever tailstock, 3, spouts hack lever hinge, 4, two sections spout the hack lever, 5, three sections spout the hack lever, 6, buffer type adjusting cylinder, 7, V type connecting rod, 8, adjustable connecting rod, 9, single arm-drag connecting rod, 10, pneumatic cylinder, 11, the fixed pipe of shower nozzle, 12, medical kit frame, 61, slider, 62, spring, 63, adjusting screw, 81, the articulated seat of activity.

Detailed Description

As shown in fig. 1-12, a novel folding hydraulic spray rod comprises a spray rod 1, two spray rod rods 4, three spray rod rods 5, a spray head fixing tube 11 and a medicine box frame 12, wherein the spray rod 1 is fixedly connected with the rear end of the medicine box frame 12 of a spray rod type medicine spraying machine, two spray rod rods 4 are hinged on two sides of the spray rod 1, three spray rod rods 5 are hinged on the end parts of the two spray rod rods 4, the spray head fixing tube 11 parallel to the spray rod 1, the two spray rod rods 4 and the three spray rod rods 5 is combined on the side wall of the spray rod 1, the spray head of the spray rod type medicine spraying machine is fixed on the spray head fixing tube 11, wherein the spray rod tail seat comprises a spray rod tail seat 2, a spray rod hinge 3, a buffer type adjusting cylinder 6, a V-shaped connecting rod 7, an adjustable connecting rod 8, a pull arm connecting rod 9 and a hydraulic cylinder 10, the spray rod 1, the two spray rod rods 4 and the three spray rod rods 5 are on the same straight line, the two ends of a first spray frame rod 1 are respectively fixed with a spray frame rod tailstock 2, the end parts of a second spray frame rod 4 and a third spray frame rod 5 are respectively provided with a spray frame rod hinge joint 3, the root parts of the second spray frame rod 4 are provided with the spray frame rod tailstock 2, the spray frame rod tailstocks 2 at the two ends of the first spray frame rod 1 are respectively hinged with the spray frame rod hinge joints 3 of the second spray frame rod 4 through hinge shafts, the spray frame rod tailstock 2 of the second spray frame rod 4 is hinged with the spray frame rod hinge joints 3 of the third spray frame rod 5 through hinge shafts, a V-shaped connecting rod 7 is formed by hinging the end parts of two connecting rods, the V-shaped connecting rod 7 is positioned above the spray frame rod tailstock 2 of the second spray frame rod 4, the root parts of the two connecting rods of the V-shaped connecting rod 7 are respectively hinged with the side walls of the two spray frame rods 4 and the three spray frame rod 5 to form a small quadrilateral connecting rod mechanism, the two connecting rods of the V-shaped connecting rod 7 are hinged with adjustable connecting rods 8, the other end parts of the adjustable connecting rod 8 are hinged with a draw arm connecting rod 9, the other end of the draw arm connecting rod 9 is hinged with a spray rod tailstock 2 on one spray rod 1, the two spray rod rods 4, a side connecting rod of a V-shaped connecting rod 7, an adjustable connecting rod 8 and the draw arm connecting rod 9 form a large quadrilateral linkage mechanism, the middle of the one spray rod 1 is hinged with a pair of hydraulic cylinders 10, the rod end parts of the hydraulic cylinders 10 are hinged with the middle parts of the draw arm connecting rods 9 on two sides respectively, the hydraulic cylinders 10 are connected with a hydraulic system of the spray rod type pesticide sprayer, the bottom of the spray rod tailstock 2 is provided with a buffer type adjusting cylinder 6, the buffer type adjusting cylinder 6 supports a spray rod hinge joint 3 hinged with the spray rod tailstock 2, the support angle of the spray rod hinge joint 3 is adjusted through the buffer type adjusting cylinder 6, so that the angle adjustment of the two spray rod rods 4 and the three spray rod rods 5 is realized, a buffer spring is arranged behind the compression end surface of the buffer type adjusting cylinder 6, and plays a buffer role in impacting the spray rod hinge joint 3 under a bumpy road surface, reducing the load of the hinge shaft.

Furthermore, the length of the adjustable connecting rod 8 is adjustable, a threaded rod is arranged at the end of the adjustable connecting rod 8, a movable hinge seat 81 is screwed into the threaded rod, the movable hinge seat 81 is hinged with the pull arm connecting rod 9 through a hinge shaft, and the length of the adjustable connecting rod 8 is adjusted by adjusting the position of the movable hinge seat 81 on the threaded rod.

Further, the buffering type adjusting cylinder 6 comprises a cylinder body, a sliding block 61, a spring 62 and an adjusting screw 63, the side wall of the cylinder body is fixedly connected with the tail seat 2 of the spray frame rod, the end part of the cylinder body is not provided with a sealing cover, the sliding block 61 capable of sliding is arranged in the cylinder body, the spring 62 is arranged between the inner wall of the rear end of the cylinder body and the sliding block 61, the adjusting screw 63 jacking the spring 62 is screwed into the thread of the rear end of the cylinder body, the lower half part of the spray frame rod hinge joint 3 extends out of the lower part of the spray frame rod fixed by the lower half part of the spray frame rod hinge joint 3, the side wall of the extending end props against the end face of the sliding block 61, the side wall of the cylinder body is provided with a abdicating notch of an extending plate of the spray frame rod hinge joint 3, and the size of the thread screwing of the adjusting screw 63 is used for jacking the spray frame rod hinge joint 3 through the spring 62 and the sliding block 61, and therefore the angle adjustment of the two-section spray frame rods 4 and the three-section spray frame rods 5 is realized.

The utility model provides a novel folding action principle of folding hydraulic spray lance:

as shown in fig. 10-12, the cylinder rod of the hydraulic cylinder 10 is contracted, the arm-pulling connecting rod 9 in the large quadrilateral linkage mechanism swings inwards with the end hinged shaft as the center of circle, and pulls the adjustable pull rod 8 with the hinged end, the adjustable pull rod 8 pulls the end point of the V-shaped connecting rod 7, when the end point of the V-shaped connecting rod 7 is pulled, the connecting rod of the V-shaped connecting rod 7 hinged with the two spray frame rods 4 in the small quadrilateral linkage mechanism swings inwards, and pulls the three spray frame rods 5 with the other side connecting rod of the V-shaped connecting rod 7, so that the three spray frame rods 5 start to be driven inwards with the hinged shaft of the spray frame rod hinge 3 as the axis, and the folding is realized.

The cylinder rod of the hydraulic cylinder 10 continuously contracts, the included angle between the adjustable pull rod 8 and the V-shaped connecting rod 7 in the large quadrilateral connecting rod mechanism gradually approaches 180 degrees, when the adjustable pull rod 8 and the inner pull rod of the V-shaped connecting rod 7 are on the same straight line, the three spray frame rods 5 in the small quadrilateral connecting rod mechanism are completely folded, and under the condition that the pull arm connecting rod 9 continuously swings inwards, the two spray frame rods 4 are pulled through the pull rod formed by the adjustable pull rod 8 and the V-shaped connecting rod 7, and the two spray frame rods 4 start to be driven inwards by taking the hinge shaft of the spray frame rod hinge joint 3 as the axis, so that the folding is realized; when the two spray frame rods 4 swing inwards to be vertical to the one spray frame rod 1, the spray frame is folded and stored. Adopt many connecting rods folding mechanism, folding storage mode is simple, and each pull rod after the expansion can play supplementary tensile effect, increases spray mast pole stress point, avoids crooked, improves life.

The utility model provides a novel angle modulation principle of folding hydraulic pressure spray lance:

when the spray rod type pesticide spraying machine sprays pesticide on uneven land or the edge of soil body, the ground on two sides of the unfolded spray rod sometimes has gradient difference, the distance between the spray head on the spray rod and crops on the sloping land or the hollow land also changes, the flow rate and the fan-shaped spraying range set when spraying pesticide on the flat land can not be completely covered when spraying the crops on the sloping land, and the pesticide becomes insufficient when spraying the crops in the hollow region, so that the pesticide spraying effect is obviously reduced, as shown in figure 2-3, when the device passes through the uneven land, the size of the threaded screwing-in of the screw 63 can be adjusted, so that the device jacks up the angle of the spray rod hinge joint 3 through the spring 62 and the sliding block 61, thereby realizing the angle adjustment of the two-section spray rod 4 and the three-section spray rod 5, keeping the distance between the spray head on the spray rod and the crops on the sloping land or the hollow land consistent, and when the spray rod type pesticide spraying machine walks on the even land, the hydraulic cylinder 10 at the side can be started, the spraying frame rod can continuously swing downwards through the connecting rod, as shown in fig. 4, the spring 62 in the buffer type adjusting cylinder 6 is compressed to the utmost extent, the spraying frame rod is kept horizontal, the quick adjustment is realized, and the effective spraying operation on the sloping field is continuously carried out; on the contrary, the buffering type adjusting cylinder 62 is adjusted, each spray rod is kept in a horizontal state, when the hollow terrain is met, the hydraulic cylinder 10 on the side can be continuously started, the spray rods can continuously swing downwards through the connecting rods, the springs 62 in the buffering type adjusting cylinder 6 are compressed to the limit, the spray rods are enabled to be rapidly changed into a downward inclined state, quick adjustment is achieved, and effective spraying operation is continuously carried out on the hollow terrain. The angle adjustment of the spray frame rod is very simple, and the angle can be quickly adjusted by directly turning the adjusting screw 63 by an electric hand drill, a wrench and the like; the angle that makes spray frame pole keep under the extreme compression of spring 62 uses under emergency state, or uses under the spraying of minizone, and the majority is level ground promptly, and on the soil that the minority exists the slope, can realize the angle modulation of spray frame pole under the condition of not driving fast. Through adjusting buffering formula adjusting cylinder, the expansion angle that enables second, three section and spout the hack lever is adjustable, can make to adjust to the optimum distance between shower nozzle and crop, improves and spouts medicine efficiency, improves and spouts the medicine effect, and when spring 62 at buffering formula adjusting cylinder 6 was not in the extreme compression state, this part can play buffering effect of moving away to avoid possible earthquakes for spouting the hack lever simultaneously.

Claims

1. The utility model provides a novel folding hydraulic spray lance, including a lesson spray lance pole (1), two lesson spray lance poles (4), three-section spray lance pole (5), fixed pipe of shower nozzle (11) and medical kit frame (12), a lesson spray lance pole (1) and spray lance pole medicine box frame (12) rear end fixed connection of machine, a lesson spray lance pole (1) both sides all articulate there are two lessons spray lance pole (4), two lessons spray lance pole (4) tip all articulates there is three-section spray lance pole (5), a lesson spray lance pole (1), on the lateral wall of two lessons spray lance pole (4) and three-section spray lance pole (5) to closing rather than parallel shower nozzle fixed pipe (11), spray lance machine's shower nozzle is fixed on shower nozzle fixed pipe (11), its characterized in that: the spraying device is characterized by further comprising a spraying frame rod tailstock (2), spraying frame rod hinges (3), a buffering type adjusting cylinder (6), a V-shaped connecting rod (7), an adjustable connecting rod (8), a draw arm connecting rod (9) and a hydraulic cylinder (10), wherein a first section of spraying frame rod (1), a second section of spraying frame rod (4) and a third section of spraying frame rod (5) are arranged on the same straight line, the spraying frame rod tailstock (2) is fixed at both ends of the first section of spraying frame rod (1), the spraying frame rod hinges (3) are arranged at both ends of the second section of spraying frame rod (4) and the third section of spraying frame rod (5), the spraying frame rod tailstock (2) is arranged at the root of the second section of spraying frame rod (4), the spraying frame rod tailstocks (2) at both ends of the first section of spraying frame rod (1) are hinged with the spraying frame rod hinges (3) of the second section of spraying frame rod (4) through hinge shafts, the V-shaped connecting rod (7) is formed by hinging the end parts of two connecting rods, the V-shaped connecting rod (7) is positioned above a spray frame rod tailstock (2) of two spray frame rods (4), the root parts of the two connecting rods of the V-shaped connecting rod (7) are respectively hinged with the rod body side walls of the two spray frame rods (4) and the three spray frame rods (5) to form a small quadrilateral connecting rod mechanism, the hinged ends of the two connecting rods of the V-shaped connecting rod (7) are hinged with adjustable connecting rods (8), the other end of each adjustable connecting rod (8) is hinged with a draw arm connecting rod (9), the other end of a draw arm connecting rod (9) is hinged with the spray frame rod tailstock (2) on one spray frame rod (1), the two spray frame rods (4) are hinged with one side connecting rod of the V-shaped connecting rod (7), the adjustable connecting rods (8) and the draw arm connecting rod (9) to form a large quadrilateral connecting rod mechanism, the middle part of one spray frame rod (1) is hinged with a pair of hydraulic cylinders (10), and the cylinder rod end parts of the hydraulic cylinders (10) are respectively hinged with the middle parts of the draw arm connecting rods (9) on the two sides, pneumatic cylinder (10) are connected with the hydraulic system that the medicine machine was spouted to the spray lance pole tailstock (2) bottom is equipped with buffering formula and adjusts jar (6), and buffering formula is adjusted jar (6) and is supported and spout hack lever tailstock (2) articulated hack lever hinge (3) of spouting, adjusts the angle that spouts hack lever hinge (3) through buffering formula and adjusts jar (6), and buffering formula is adjusted jar (6) and is strikeed and play the cushioning effect for spouting hack lever hinge (3).

2. The novel folding hydraulic spray bar of claim 1, characterized in that: the length of the adjustable connecting rod (8) is adjustable, a threaded rod is arranged at the end of the adjustable connecting rod (8), a movable hinged seat (81) is screwed into the threaded rod, the movable hinged seat (81) is hinged to the pull arm connecting rod (9) through a hinged shaft, and the length of the adjustable connecting rod (8) is adjusted by adjusting the position of the movable hinged seat (81) on the threaded rod.

3. The novel folding hydraulic spray bar of claim 1, characterized in that: the buffer type adjusting cylinder (6) consists of a cylinder body, a sliding block (61), a spring (62) and an adjusting screw rod (63), the side wall of the cylinder body is fixedly connected with the tail seat (2) of the spray frame rod, the end part of the cylinder body is not provided with a sealing cover, the sliding block (61) capable of sliding is arranged in the cylinder body, the spring (62) is arranged between the inner wall of the rear end of the cylinder body and the sliding block (61), the adjusting screw rod (63) jacking the spring (62) is screwed in the rear end of the cylinder body through threads, the lower half part of the spray frame rod hinge joint (3) extends out from the lower part of the spray frame rod fixed by the lower half part, the side wall of the extending end props against the end surface of the sliding block (61), the side wall of the cylinder body is provided with an abdicating notch of the extending plate of the spray frame rod hinge joint (3), the screwing size of the screw thread of the screw rod (63) is adjusted to jack up the angle of the spray frame rod hinge joint (3) through the spring (62) and the slide block (61), thereby realizing the angle adjustment of the two-section spray frame rod (4) and the three-section spray frame rod (5).