Gantry type orchard spray mechanism

Abstract

The invention discloses a gantry type orchard spray mechanism, which belongs to the technical field of agricultural machinery. It solves the defect that the conventional orchard spray mechanism in the prior art is not suitable for terrace spraying. Its main structure includes a frame, a rotating mechanism is provided on the frame, a leveling mechanism and a spray rod fixing arm are provided on the rotating mechanism, the spray rod fixing arm is connected to the spray rod through a spray rod connecting arm and a spray rod anti-collision mechanism, and a spray rod support mechanism is provided at the spray rod connecting arm and the lower end of the spray rod. The invention is mainly used for plant protection spraying operations in orchards.

Description

Technical field:

[0001] The invention belongs to the technical field of agricultural machinery, and in particular relates to a gantry type orchard spraying mechanism. Background technology:

[0002] The existing orchard spray mechanism is mainly a fan-shaped air-supplied spray mechanism, which mainly includes a semicircular air-supplied spray mechanism, an axial flow fan, an air guide plate, a conical nozzle, a spray control valve and other mechanisms. Because the spray form is fixed, it is not suitable for the operation of fruit trees in terraced orchards in hilly and mountainous areas. Most of the orchards in southern my country are planted on terraced fields in hilly and mountainous areas. Therefore, to adapt to the plant protection spray operation mode of this type of orchard, a new spray mechanism needs to be redesigned, which wastes a lot of manpower and material resources. Summary of the invention:

[0003] The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a gantry type orchard spray mechanism, which solves the problem of uneven spraying operation in terraced fields. At the same time, a rotatable spray rod support mechanism can better adapt to the operation mode of terraced fields, making it more adaptable to fruit tree plant protection operations on terraced fields in hilly and mountainous areas.

[0004] In order to achieve the above object, the present invention is implemented by adopting the following technical solutions:

[0005] A gantry type orchard spray mechanism comprises a frame, a rotating mechanism is arranged on the frame, a leveling mechanism and a spray rod fixing arm are arranged on the rotating mechanism, the spray rod fixing arm is connected to the spray rod through a spray rod connecting arm and a spray rod anti-collision mechanism, and a spray rod support mechanism is arranged on the spray rod connecting arm and the lower end of the spray rod.

[0006] Preferably, the rotating mechanism includes a rotating shaft, an electric push rod B, a rack, an upper fixed plate, a lower fixed plate and a support tube. The support tube is installed on the frame and between the upper fixed plate and the lower fixed plate. The upper fixed plate is provided with a rotating shaft fixing tube. The rotating shaft passes through the rotating shaft fixing tube, the upper fixed plate, the support tube and the lower fixed plate from top to bottom in sequence. A gear is installed at the lower end of the rotating shaft. One end of the electric push rod B is installed and fixed on the frame, and the other end is connected to the rack. The rack is meshed and transmitted with the gear.

[0007] Preferably, the spray boom anti-collision mechanism includes a fixed U-shaped plate, a rotating U-shaped plate, a fixed pin and a compression spring, one side of the fixed U-shaped plate is connected to the spray boom connecting arm, and one side of the rotating U-shaped plate is connected to the spray boom; a return spring is welded at the lower end of the fixed U-shaped plate, and a fixed round tube is welded on the rotating U-shaped plate, the fixed pin passes through the fixed U-shaped plate, the rotating U-shaped plate, the return spring and the fixed round tube in sequence, and the compression spring is installed on the fixed pin and the compression spring is installed between the fixed U-shaped plate and the rotating U-shaped plate.

[0008] Preferably, the spray rod support mechanism comprises a right lower end spray rod support, a right upper end spray rod support and a left end spray rod support, a nozzle one is provided on the right lower end spray rod support, a nozzle two is provided between the right upper end spray rod support and the spray rod, a nozzle five is provided between the spray rod and the spray rod connecting arm, a nozzle three is provided between the spray rod connecting arm and the left end spray rod support, a nozzle four is provided on the left end spray rod support, and each of the nozzles one, two, five, three and four is provided with one or more adjustable nozzles.

[0009] Preferably, the spray boom fixing arm and the spray boom connecting arm are connected by a pin shaft B, and an electric push rod A is also provided at the lower end of the spray boom fixing arm, one end of the electric push rod A is connected to the spray boom fixing arm, and the other end is connected to the spray boom connecting arm. A bracket is also provided on the rotating shaft, and the bracket is also connected to the spray boom fixing arm.

[0010] Preferably, the leveling mechanism includes pull wire 1, pull wire 2, an adjustment rod and a fixed seat, the fixed seat is installed at the upper end of the rotating shaft, pull wire 1, pull wire 2 and one end of the adjustment rod are all connected to the fixed seat, the other end of pull wire 1 is installed on the spray rod through a slider, the other end of pull wire 2 is installed and fixed on the spray rod connecting arm, and the other end of the adjustment rod is installed on the bracket through a counterweight.

[0011] Preferably, the right lower end spray rod bracket and the right upper end spray rod bracket are connected through a lower swing shock-absorbing column, the upper end of the lower swing shock-absorbing column is connected to the right upper end spray rod bracket through bolts, and the lower end is connected to the right lower end spray rod bracket through bolts.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The present invention adopts a semi-enclosed gantry-type spray mechanism, which solves the problem of uneven terrace spraying operation. At the same time, the rotatable spray rod support mechanism better adapts to the terrace operation mode, making it more adaptable to fruit tree plant protection operations on terraces in hilly and mountainous areas. Description of the drawings:

[0014] Figure 1 It is a front view of the present invention;

[0015] Figure 2 It is a right side view of the present invention;

[0016] Figure 3 It is a structural schematic diagram of the present invention in the working state;

[0017] Figure 4 It is a three-dimensional diagram of the present invention (without the vehicle body);

[0018] Figure 5 for Figure 4 A partial enlarged view of the Y position in the middle;

[0019] Figure 6 for Figure 4 A partial enlarged view of the H in the middle;

[0020] Figure 7 It is a structural schematic diagram of the rotating mechanism in the present invention;

[0021] Figure 8 It is a connection diagram of the electric push rod B in the present invention;

[0022] Fig. 9 It is a structural schematic diagram of the spray boom anti-collision mechanism in the present invention.

[0023] In the figure: 1. right lower end spray rod bracket; 2. nozzle 1; 3. adjustable nozzle; 4. lower swing shock-absorbing column; 5. right upper end spray rod bracket; 6. nozzle 2; 7. spray rod; 8. pull wire 1; 9. pull wire 2; 10. electric push rod A; 11. rotating shaft; 12. adjustment rod; 13. left end spray rod bracket; 14. frame; 15. vehicle body; 16. slider; 17. nozzle 3; 18. nozzle 4; 19. nozzle 5; 20. spray rod connecting arm; 21 , spray boom fixing arm; 22, spray boom anti-collision mechanism; 23, return spring; 24, fixed U-shaped plate; 25, fixed round tube; 26, rotating U-shaped plate; 27, fixed pin shaft; 28, pin shaft A; 29, compression spring; 30, pin shaft B; 31, electric push rod B; 32, rack; 33, shaft fixing tube; 34, upper fixing plate; 35, lower fixing plate; 36, support tube; 37, fixed seat; 38, bracket; 39, gear; 40, counterweight. Specific implementation method:

[0024] The present invention will be further described below through specific embodiments in conjunction with the accompanying drawings.

[0025] Embodiment 1:

[0026] like Figure 1 As shown, a gantry type orchard spray mechanism includes a frame 14, on which a rotating mechanism is provided, on which a leveling mechanism and a spray rod fixing arm 21 are provided, the spray rod fixing arm 21 is connected to the spray rod 7 through a spray rod connecting arm 20 and a spray rod anti-collision mechanism 22, and a spray rod support mechanism is provided at the lower end of the spray rod connecting arm 20 and the spray rod 7.

[0027] Embodiment 2:

[0028] A gantry type orchard spray mechanism, the rotating mechanism includes a rotating shaft 11, an electric push rod B31, a rack 32, an upper fixed plate 34, a lower fixed plate 35 and a support tube 36, the support tube 36 is installed on a frame 14, and the support tube 36 is installed between the upper fixed plate 34 and the lower fixed plate 35, the upper fixed plate 34 and the lower fixed plate 35 are connected by bolts, a rotating shaft fixing tube 33 is provided on the upper fixed plate 34, the rotating shaft 11 passes through the rotating shaft fixing tube 33, the upper fixed plate 34, the support tube 36 and the lower fixed plate 35 from top to bottom, a gear 39 is installed at the lower end of the rotating shaft 11, one end of the electric push rod B31 is fixedly installed on the frame 14, and the other end is connected to the rack 32, and the rack 32 is meshed and driven with the gear 39.

[0029] The spray rod anti-collision mechanism 22 includes a fixed U-shaped plate 24, a rotating U-shaped plate 26, a fixed pin shaft 27 and a compression spring 29. One side of the fixed U-shaped plate 24 is connected to the spray rod connecting arm 20, and one side of the rotating U-shaped plate 26 is connected to the spray rod 7; a return spring 23 is welded at the lower end of the fixed U-shaped plate 24, and a fixed circular tube 25 is welded on the rotating U-shaped plate 26. The fixed pin shaft 27 passes through the fixed U-shaped plate 24, the rotating U-shaped plate 26, the return spring 23 and the fixed circular tube 25 in sequence, and the compression spring 29 is installed on the fixed pin shaft 27 and the compression spring 29 is installed between the fixed U-shaped plate 24 and the rotating U-shaped plate 26. The spray rod anti-collision mechanism 22 plays the role of connection and shock absorption and anti-collision. The compression spring 29 locks the upper part through the pin A28, and the entire spray rod anti-collision mechanism 22 can be connected together. Under the action of the compression spring 29, the return spring 23 and the fixed circular tube 25 are limited, and the two parts can maintain a straight line connection. The spray rod 7 can generate a rebound force to maintain a straight line state when subjected to external force.

[0030] The spray rod support mechanism includes a right lower end spray rod support 1, a right upper end spray rod support 5 and a left end spray rod support 13 (with the vehicle traveling direction as the front, the right side corresponding to the right side of the vehicle and the left side as the left side), a nozzle 1 2 is provided on the right lower end spray rod support 1, a nozzle 2 6 is provided between the right upper end spray rod support 5 and the spray rod 7, a nozzle 5 19 is provided between the spray rod 7 and the spray rod connecting arm 20, a nozzle 3 17 is provided between the spray rod connecting arm 20 and the left end spray rod support 13, and a nozzle 4 18 is provided on the left end spray rod support 13, and each of the nozzle 1 2, nozzle 2 6, nozzle 5 19, nozzle 3 17 and nozzle 4 18 is provided with one or more adjustable nozzles 3. The right lower end spray rod bracket 1, the right upper end spray rod bracket 5, the spray rod 7, the spray rod connecting arm 20 and the left end spray rod bracket 13 form a gantry spray structure, in which the nozzle 1 2, the nozzle 2 6 and the nozzle 3 17 and the nozzle 4 18 are symmetrically distributed on both sides of the nozzle 5 19 in the middle of the gantry, forming a tree-shaped spray area, which can perform surrounding spray operations on fruit trees during operation.

[0031] The adjustable nozzle 3 is an adjustable angle double nozzle with two spray modes, large and small, which meets the needs of fruit trees for drug spraying at different times.

[0032] The spray rod fixed arm 21 is connected to the spray rod connecting arm 20 via a pin shaft B30, and an electric push rod A10 is also provided at the lower end of the spray rod fixed arm 21, one end of the electric push rod A10 is connected to the spray rod fixed arm 21, and the other end is connected to the spray rod connecting arm 20. A bracket 38 is also provided on the rotating shaft 11, and the bracket 38 is also connected to the spray rod fixed arm 21. The spray rod fixed arm 21 and the spray rod connecting arm 20 can rotate via the pin shaft B30.

[0033] The leveling mechanism includes a pull wire 1 8, a pull wire 2 9, an adjustment rod 12 and a fixed seat 37, wherein the fixed seat 37 is mounted on the upper end of the rotating shaft 11, and one end of the pull wire 1 8, the pull wire 2 9 and the adjustment rod 12 are all connected to the fixed seat 37, and the other end of the pull wire 8 is mounted on the spray rod 7 through a slider 16, and the slider 16 is fixed to the spray rod 7 through a fastening screw, and the position of the slider 16 can be moved left and right and the horizontal angle of the spray rod 7 can be adjusted. By adjusting the length of the adjustment rod 12, the counterweight mechanism and the spray operation end spray frame can be adjusted to remain level with the ground, the other end of the pull wire 2 9 is fixed on the spray rod connecting arm 20, and the other end of the adjustment rod 12 is mounted on the bracket 38 through a counterweight 40.

[0034] The right lower end spray rod bracket 1 is connected to the right upper end spray rod bracket 5 through the lower swing shock absorbing column 4, the upper end of the lower swing shock absorbing column 4 is connected to the right upper end spray rod bracket 5 through bolts, and the lower end is connected to the right lower end spray rod bracket 1 through bolts, and the lower swing shock absorbing column 4 is a rubber column. Other parts are the same as those in Example 1.

[0035] The spray boom anti-collision mechanism 22 and the lower swing shock-absorbing column 4 act together on the end of the spray boom support mechanism away from the vehicle body 15, protecting the fruit trees from being scratched by the spray boom support mechanism when the spray boom support mechanism collides with the fruit trees, and also protecting the structure of the spray boom support mechanism itself from being damaged.

[0036] The present invention is connected through a frame 14 and a vehicle body 15, and can rotate 180 degrees around the vehicle body 15 through a rotating shaft 11, thereby realizing a left-right alternating operation, which is convenient for terraced field operations in hilly and mountainous areas.

[0037] The rotating shaft 11 is the rotation center of the present invention. The gantry spray frame can rotate 180 degrees around the rotating shaft 11 and pass the rear end of the vehicle to achieve spraying on the other side. When the electric push rod A10 is unfolded, the spray rod 7, the spray rod connecting arm 20 and the spray rod support mechanism are retracted to the right side of the vehicle body for transfer and transportation.

Claims

1. A gantry type orchard spraying mechanism, comprising a frame (14), characterized in that: The frame (14) is provided with a rotating mechanism, the rotating mechanism is provided with a leveling mechanism and a spray rod fixing arm (21), the spray rod fixing arm (21) is connected to the spray rod (7) via a spray rod connecting arm (20) and a spray rod anti-collision mechanism (22), and a spray rod support mechanism is provided at the lower ends of the spray rod connecting arm (20) and the spray rod (7); The spray bar anti-collision mechanism (22) comprises a fixed U-shaped plate (24), a rotating U-shaped plate (26), a fixed pin shaft (27) and a compression spring (29); one side of the fixed U-shaped plate (24) is connected to the spray bar connecting arm (20), and one side of the rotating U-shaped plate (26) is connected to the spray bar (7); a return spring (23) is welded to the lower end of the fixed U-shaped plate (24), a fixed round tube (25) is welded to the rotating U-shaped plate (26), the fixed pin shaft (27) passes through the fixed U-shaped plate (24), the rotating U-shaped plate (26), the return spring (23) and the fixed round tube (25) in sequence, and the compression spring (29) is installed on the fixed pin shaft (27) and the compression spring (29) is installed between the fixed U-shaped plate (24) and the rotating U-shaped plate (26); The spray rod support mechanism comprises a right lower end spray rod support (1), a right upper end spray rod support (5) and a left end spray rod support (13); a nozzle 1 (2) is arranged on the right lower end spray rod support (1); a nozzle 2 (6) is arranged between the right upper end spray rod support (5) and the spray rod (7); a nozzle 5 (19) is arranged between the spray rod (7) and the spray rod connecting arm (20); a nozzle 3 (17) is arranged between the spray rod connecting arm (20) and the left end spray rod support (13); a nozzle 4 (18) is arranged on the left end spray rod support (13); each of the nozzle 1 (2), nozzle 2 (6), nozzle 5 (19), nozzle 3 (17) and nozzle 4 (18) is provided with one or more adjustable nozzles (3); the right lower end spray rod support (1), the right upper end spray rod support (5), the spray rod (7), the spray rod connecting arm (20) and the left end spray rod support (13) form a gantry spray structure; The leveling mechanism comprises a pull wire 1 (8), a pull wire 2 (9), an adjustment rod (12) and a fixing seat (37), wherein the fixing seat (37) is mounted on the upper end of the rotating shaft (11), one end of the pull wire 1 (8), the pull wire 2 (9) and the adjustment rod (12) are all connected to the fixing seat (37), the other end of the pull wire 1 (8) is mounted on the spray rod (7) via a slider (16), the other end of the pull wire 2 (9) is mounted and fixed on the spray rod connecting arm (20), and the other end of the adjustment rod (12) is mounted on the bracket (38) via a counterweight (40).

2. The gantry type orchard spray mechanism according to claim 1, characterized in that: The rotating mechanism comprises a rotating shaft (11), an electric push rod B (31), a rack (32), an upper fixing plate (34), a lower fixing plate (35) and a support tube (36); the support tube (36) is mounted on a frame (14), and the support tube (36) is mounted between the upper fixing plate (34) and the lower fixing plate (35); a rotating shaft fixing tube (33) is provided on the upper fixing plate (34); the rotating shaft (11) passes through the rotating shaft fixing tube (33), the upper fixing plate (34), the support tube (36) and the lower fixing plate (35) in sequence from top to bottom; a gear (39) is mounted on the lower end of the rotating shaft (11); one end of the electric push rod B (31) is mounted and fixed on the frame (14), and the other end is connected to the rack (32); the rack (32) is meshed and transmission-connected with the gear (39).

3. The gantry type orchard spray mechanism according to claim 2, characterized in that: The spray boom fixing arm (21) is connected to the spray boom connecting arm (20) via a pin shaft B (30); an electric push rod A (10) is also provided at the lower end of the spray boom fixing arm (21); one end of the electric push rod A (10) is connected to the spray boom fixing arm (21), and the other end is connected to the spray boom connecting arm (20); a bracket (38) is also provided on the rotating shaft (11); and the bracket (38) is also connected to the spray boom fixing arm (21).

4. The gantry type orchard spray mechanism according to claim 3, characterized in that: The right lower end spray bar bracket (1) and the right upper end spray bar bracket (5) are connected via a lower swing shock absorbing column (4); the upper end of the lower swing shock absorbing column (4) is connected to the right upper end spray bar bracket (5) via bolts, and the lower end is connected to the right lower end spray bar bracket (1) via bolts.

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