Orchard fertilizer applicator

Abstract

The invention relates to the field of agricultural machinery, and particularly discloses an orchard fertilizer applicator which comprises a rack, a walking device; the hole drilling device is used for digging the land of the orchard; the fertilizing device is used for spreading a fertilizer into the dug soil pit; the soil covering device is used for filling the soil pit; the pesticide spraying device is used for spraying pesticides on the back surfaces of leaves of fruit trees in the orchard; the hole drilling device comprises a hole drilling mechanism and a first driving mechanism; the first driving mechanism comprises a first connecting plate for mounting the hole drilling mechanism; the number of the hole drilling mechanisms is at least two, each hole drilling mechanism comprises a connecting arm rotationally arranged on the first connecting plate, a drill bit installed at one end of the connecting arm, a first motor used for driving the drill bit to rotate and a control piece used for driving the connecting arm to rotate, and the control piece drives the connecting arm to rotate so as to change the distance between the two drill bits. The orchard digging and fertilizing device can improve orchard digging and fertilizing efficiency.

Description

Technical Field

[0001] This application relates to the field of agricultural machinery, and particularly to an orchard fertilizer applicator. Background Art

[0002] At present, with the continuous development of the rural economy, the planting areas of various orchards are also continuously expanding. The past manual fertilization method for small orchards can no longer meet the needs of fruit farmers. Due to the limitations of the growth conditions of fruit trees, large fertilization machinery cannot enter the orchard. Currently, people still use the method of digging pits with shovels to fertilize fruit trees in the orchard, and the efficiency is very low. Summary of the Invention

[0003] In order to solve the problem of improving the orchard excavation and fertilization efficiency, this application provides an orchard fertilizer applicator.

[0004] The orchard fertilizer applicator provided by this application adopts the following technical solutions:

[0005] Including:

[0006] Frame;

[0007] Traveling device;

[0008] Drilling device, used for excavating the land in the orchard;

[0009] Fertilizing device, used for spreading fertilizers into the dug pits;

[0010] Covering device, used for filling the pits;

[0011] Pesticide spraying device, used for spraying pesticides on the back of the leaves of orchard fruit trees;

[0012] The drilling device includes a drilling mechanism and a first driving mechanism; the first driving mechanism includes a first connecting plate for installing the drilling mechanism;

[0013] There are at least two drilling mechanisms. The drilling mechanism includes a connecting arm rotatably arranged on the first connecting plate, a drill bit installed at one end of the connecting arm, a first motor for driving the drill bit to rotate, and a control member for driving the connecting arm to rotate. The control member drives the connecting arm to rotate to change the distance between the two drill bits.

[0014] By adopting the above technical solutions, under the action of the control member, the distance between the two drill bits is adjusted and the opening and closing angles of the two drill bits are adjusted, so that the soil can be effectively drilled according to requirements or terrain problems, ensuring the hole digging effect.

[0015] In a possible implementation, the hole drilling mechanism further includes two first fixing plates fixedly arranged on the first connecting plate, a first rotating shaft rotatably arranged between the two first fixing plates, and a first connecting piece fixedly arranged on the first rotating shaft; the connecting arm is fixedly connected to the first connecting piece.

[0016] In a possible implementation, the first driving mechanism includes a first connecting frame installed on the frame, a second air cylinder hinged to the first connecting frame, a second connecting frame hinged to the second air cylinder, a third air cylinder installed on the second connecting frame, a third connecting frame connected to the piston rod of the third air cylinder, a first support plate fixedly arranged on the frame, a first pin shaft rotatably arranged on the first support plate, and a second support plate fixedly arranged on the second connecting frame; the first connecting plate is fixedly arranged on the third connecting frame, and the second support plate is fixedly arranged on the first pin shaft.

[0017] In a possible implementation, the first driving mechanism further includes a third support plate fixedly arranged on the first connecting plate and a guiding member rotatably arranged on the third support plate, with one end of the guiding member frictionally abutting against the second connecting frame.

[0018] In a possible implementation, there are several guiding members, which respectively abut against end faces of different directions of the second connecting frame. The guiding member includes a second pin shaft rotatably arranged on the third support plate and a roller fixedly arranged on the second pin shaft.

[0019] In a possible implementation, the fertilizing device includes:

[0020] A fertilizer box;

[0021] Fertilizing pipes, symmetrically arranged at both ends of the fertilizer box and communicating with the inner wall of the fertilizer box;

[0022] A conveying mechanism for conveying the fertilizer in the fertilizer box into the fertilizing pipes;

[0023] The conveying mechanism includes a first connecting pipe with both ends respectively communicating with the fertilizing pipe and the fertilizer box, a conveying rod rotatably arranged in the first connecting pipe, and a starting member for driving the conveying rod to rotate. The conveying rod is provided with a conveying piece spirally wound thereon.

[0024] In a possible implementation, a first feed port is provided at the upper end of the fertilizer box, first discharge ports are opened at both ends of the bottom of the fertilizer box, an opening communicating with the first discharge port is provided on the first connecting pipe, an inserting pipe is provided at one end of the first connecting pipe, the inserting pipe communicates with the first connecting pipe, and one end of the inserting pipe is inserted into the fertilizing pipe.

[0025] In a possible implementation, the conveying mechanism further includes a fourth support plate for fixing the starting member;

[0026] The starting member includes:

[0027] The second motor is installed on the fourth support plate;

[0028] The first gear is connected to the output end of the second motor through a coupling;

[0029] The second gear is rotatably arranged on the outer wall of the housing, and one end of the conveying rod extends to the second gear and is fixedly connected to the second gear;

[0030] The transmission belt is sleeved on the first gear and the second gear.

[0031] In a possible implementation manner, the soil covering device includes:

[0032] A base;

[0033] The soil covering mechanism is rotatably arranged on the base;

[0034] The second driving mechanism is used to drive the soil covering mechanism to rotate;

[0035] The second driving mechanism includes two fourth cylinders hinged on the base, two bearing seats fixed on the base, and a second rotating shaft rotatably penetrating through the two bearing seats;

[0036] The soil covering mechanism includes a second support frame fixed on the second rotating shaft, a first soil lifting shovel arranged on the second support frame, a second soil lifting shovel arranged on the second support frame, a first thrust component for driving the first soil lifting shovel to move horizontally, a second thrust component for driving the second soil lifting shovel to move horizontally, and a first adjusting component symmetrically installed on the second support frame. The first adjusting component is used to drive the first soil lifting shovel and the second soil lifting shovel to flip, and one end of the second support frame is hinged to the fourth cylinder.

[0037] In a possible implementation manner, the second support frame includes:

[0038] A fifth support plate;

[0039] Sixth support plates symmetrically fixed on the fifth support plate;

[0040] A seventh support plate fixed on the sixth support plate;

[0041] One end of the sixth support plate is fixedly sleeved on the second rotating shaft, one end of the seventh support plate is hinged to the fourth cylinder, a second reinforcing plate is arranged between the two sixth support plates, and the fifth support plate is arranged in an "L" shape;

[0042] The first thrust component includes:

[0043] The first hydraulic cylinder is installed on the second support frame;

[0044] The first push plate is arranged on the piston rod of the first hydraulic cylinder;

[0045] The first connecting rod is fixedly arranged on the first push plate;

[0046] The second connecting plate is fixed on the first connecting rod;

[0047] The first limiting block is fixedly arranged on the second support frame;

[0048] The first earth-removing shovel is installed on the second connecting plate, and the first connecting rod rotates through the first limiting block.

[0049] In summary, the present application includes the following beneficial technical effects:

[0050] 1. Under the action of the control member, the distance between the two drill bits is adjusted and the opening and closing angles of the two drill bits are adjusted, so that the soil can be effectively drilled according to the requirements or terrain problems, ensuring the hole-digging effect;

[0051] 2. When fertilization is required, the conveying rod is driven to rotate by the starting member, so that the fertilizer enters the fertilization pipe and is then sprayed through the fertilization pipe. Thus, the stability of fertilization is ensured, while manual operation is reduced and costs are saved;

[0052] 3. During actual use, the base is connected to the frame. After the frame completes the hole application operation on the fruit tree, the hole application position information is transmitted to the hole application soil covering device. The first hydraulic cylinder and the second hydraulic cylinder push the first earth-removing shovel and the second earth-removing shovel to the corresponding positions respectively. At this time, the fourth cylinder pushes the second support frame to turn downwards, so that the first earth-removing shovel and the second earth-removing shovel are in close contact with the ground. At this time, the frame moves to bring the soil into the hole application hole. After the soil covering operation is completed, each executing component returns to the original state. The first earth-removing shovel and the second earth-removing shovel are used to realize the form of bilateral earth-digging buckets, which can be automatically adjusted according to the position of the hole application hole, ensuring the accuracy of the soil covering operation;

[0053] 4. The cold fog machine generates high pressure to convert the liquid into a mist state, and then the atomized drug is ejected through the ejecting member; under the action of the adjusting assembly, the angle of the ejecting member is adjusted, so as to expand the spraying range and make the spraying more uniform. Description of the Drawings

[0054] Figure 1 is the overall schematic diagram according to the embodiment of the present application;

[0055] Figure 2 is the structural schematic diagram of a part of the embodiment, mainly showing the hole-drilling device;

[0056] Figure 3 is Figure 2 the enlarged schematic diagram of part A of

[0057] Figure 4 is Figure 2Schematic diagram of the structure of a part, mainly showing the first driving mechanism;

[0058] Figure 5 is Figure 4 Enlarged schematic diagram of part B of

[0059] Figure 6 is Figure 4 Enlarged schematic diagram of part C of

[0060] Figure 7 Schematic diagram of the structure of a part of the embodiment, mainly showing the fertilizing device;

[0061] Figure 8 is Figure 7 Cross-sectional schematic diagram of , mainly showing the first deflector and the second deflector;

[0062] Figure 9 is Figure 7 Cross-sectional schematic diagram of , mainly showing the conveying mechanism;

[0063] Figure 10 is Figure 7 Enlarged schematic diagram of part D of

[0064] Figure 11 Schematic diagram of the structure of a part of the embodiment, mainly showing the soil covering device;

[0065] Figure 12 is Figure 11 Schematic diagram of the structure of a part of , mainly showing the second driving mechanism and the soil covering mechanism;

[0066] Figure 13 is Figure 11 Enlarged schematic diagram of part E of

[0067] Figure 14 is Figure 11 Enlarged schematic diagram of part F of

[0068] Figure 15 is Figure 11 Enlarged schematic diagram of part G of

[0069] Figure 16 is Figure 12 Enlarged schematic diagram of part H of

[0070] Figure 17 Schematic diagram of the structure of a part of the embodiment, mainly showing the spraying device;

[0071] Figure 18 is Figure 17 Enlarged schematic diagram of part I of

[0072] Figure 19 isFigure 17 Enlarged schematic view of part J;

[0073] Figure 20 is Figure 17 Enlarged schematic view of part K;

[0074] Figure 21 is Figure 17 Schematic view of the structure from different perspectives;

[0075] Figure 22 is Figure 17 Enlarged schematic view of a partially sectioned view, mainly showing the structure of the swing member.

[0076] Reference numerals:

[0077] 100, frame;

[0078] 200, traveling device;

[0079] 300, hole drilling device; 301, hole drilling mechanism; 302, first driving mechanism; 304, first connecting plate; 305, connecting arm; 306, drill bit; 307, first motor; 308, first cylinder; 309, first fixing plate; 310, first rotating shaft; 311, first connecting piece; 312, reinforcing rib; 313, first connecting frame; 314, second cylinder; 315, second connecting frame; 316, third cylinder; 317, third connecting frame; 318, chain; 319, first support plate; 320, first pin shaft; 321, second support plate; 322, third support plate; 323, second pin shaft; 324, roller;

[0080] 400, fertilizing device; 401, fertilizing box; 402, fertilizing pipe; 403, conveying mechanism; 404, first support frame; 405, first feed port; 406, first discharge port; 407, housing; 408, first connecting pipe; 409, conveying rod; 410, fourth support plate; 411, insertion connecting pipe; 412, opening; 413, conveying piece; 414, first reinforcing plate; 415, second motor; 416, first gear; 417, second gear; 418, transmission belt; 419, first deflector; 420, second deflector; 421, first inclined portion; 422, second inclined portion;

[0081] 500. Soil covering device; 501. Base; 502. Fourth cylinder; 503. Bearing seat; 504. Second rotating shaft; 505. Second support frame; 506. First soil lifting shovel; 507. Second soil lifting shovel; 508. First thrust assembly; 509. Second thrust assembly; 510. First adjustment assembly; 511. Insertion plate; 512. Fifth support plate; 513. Sixth support plate; 514. Seventh support plate; 515. Second reinforcement plate; 516. First hydraulic cylinder; 517. First push plate; 518. First connecting rod; 519. Second connecting plate; 520. First limit block; 521. Second hydraulic cylinder; 522. Second push plate; 523. Second connecting rod; 524. Third connecting plate; 525. Second limit block; 526. First fixing seat; 527. Second fixing seat; 528. Pull rod; 529. Damping spring; 530. Adjusting nut; 531. Notch; 532. Guide rod;

[0082] 600. Spraying device; 601. Medicine storage tank; 602. Atomization tank; 603. Second feed inlet; 604. Drainage port; 605. Third support frame; 606. Spraying part; 607. Air pump; 608. Fuel tank; 609. Second discharge port; 610. Third discharge port; 611. First pipeline; 612. Second pipeline; 613. Third pipeline; 614. Cold fog machine; 615. Spray head; 616. Second connecting pipe; 617. Third connecting pipe; 618. Third motor; 619. Third rotating shaft; 620. Swing part; 621. Second connecting piece; 622. Fourth connecting plate; 623. Fifth connecting plate; 624. Connecting rod; 625. First connecting shaft; 626. Sixth connecting plate; 627. Second connecting shaft; 628. Connecting sleeve rod; 629. First plug pin; 630. First limit groove; 631. First baffle; 632. Second baffle; 633. Second fixing plate; 634. Rotating plate; 635. Eighth support plate; 636. Second plug pin; 637. Angle hole; 638. Screw; 639. Limit rod; 640. Second limit groove. Detailed implementation manners

[0083] The following is further detailed description of this application in conjunction with the attached Figure 1-22 to further elaborate on this application.

[0084] First of all, those skilled in the art should understand that these implementation manners are only used to explain the technical principles of the embodiments of this application, and are not intended to limit the protection scope of the embodiments of this application. Those skilled in the art can make adjustments according to needs to adapt to specific application scenarios.

[0085] In the description of the embodiments of the present application, it should be noted that unless otherwise clearly specified or limited, the terms "connected" and "coupled" should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0086] In the embodiments of the present application, unless otherwise clearly specified or limited, the first feature being "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are indirectly in contact through an intermediate medium. Moreover, the first feature being "above", "over" and "on top of" the second feature may be that the first feature is directly above or obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "below" and "beneath" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0087] Refer to Figure 1-22, An orchard fertilizer applicator, comprising a frame 100, a traveling device 200, a hole drilling device 300, a fertilizer application device 400, a soil covering device 500, and a pesticide spraying device 600; the traveling device 200, the hole drilling device 300, the fertilizer application device 400, the soil covering device 500, and the pesticide spraying device 600 are respectively installed on the frame 100. Among them, the traveling device 200 travels on the ground of the orchard in a crawler manner. The traveling device 200 is a prior art and will not be elaborated here. The hole drilling device 300 is used to excavate the land in the orchard, the fertilizer application device 400 is used to spread fertilizers into the dug pits, the soil covering device 500 is used to fill the pits, and the pesticide spraying device 600 is used to spray pesticides on the back of the leaves of the fruit trees in the orchard. Specifically, the hole drilling device 300 includes a hole drilling mechanism 301 and a first driving mechanism 302; the hole drilling mechanism 301 has at least two, symmetrically arranged on the first driving mechanism 302 respectively. The first driving mechanism 302 is installed on the frame 100, and a driving device is used to control the flipping and lifting of the hole drilling mechanism 301. The first driving mechanism 302 includes a first connecting plate 304 for installing the hole drilling mechanism 301, and the first connecting plate 304 is installed on the frame 100; the hole drilling mechanism 301 includes a connecting arm 305, a drill bit 306, a first motor 307, and a first adjusting component 510; the connecting arm 305 is rotatably arranged on the first connecting plate 304, the drill bit 306 is installed at one end of the connecting arm 305, the first motor 307 is installed on the connecting arm 305 and is used to drive the drill bit 306 to rotate, and the first adjusting component 510 is used to drive the connecting arm 305 to rotate. The first adjusting component 510 includes or is a first cylinder 308. One end of the first cylinder 308 is hinged to the first connecting plate 304, and the other end is hinged to the connecting arm 305. Under the action of the first adjusting component 510, the distance between the two drill bits 306 and the opening and closing angle of the two drill bits 306 are adjusted, so that the soil can be effectively drilled according to requirements or terrain problems, ensuring the hole digging effect.

[0088] The hole drilling mechanism 301 further includes a first fixing plate 309, a first rotating shaft 310, and a first connecting piece 311; there are two first fixing plates 309, which are fixedly arranged on the first connecting plate 304. The first rotating shaft 310 is rotatably arranged between the two first fixing plates 309, the first connecting piece 311 is fixedly arranged on the first rotating shaft 310, and the connecting arm 305 is fixedly connected to the first connecting piece 311. Among them, a reinforcing rib 312 is provided between the first rotating shaft 310 and the connecting arm 305. Ensure that the connecting arm 305 can stably drive the drill bit 306 to dig holes.

[0089] The first driving mechanism 302 includes a first connecting frame 313, a second air cylinder 314, a second connecting frame 315, a third air cylinder 316, a third connecting frame 317, and a chain 318; the first connecting frame 313 is fixedly installed on the frame 100, the second air cylinder 314 is hingedly connected to the first connecting frame 313, the second connecting frame 315 is hingedly connected to the piston rod of the second air cylinder 314, the third air cylinder 316 is installed on the second connecting frame 315, the third connecting frame 317 is connected to the piston rod of the third air cylinder 316, the chain 318 is arranged between the first connecting frame 313 and the first connecting plate 304, and the first connecting plate 304 is fixedly arranged on the third connecting frame 317. Under the action of the second air cylinder 314, it is convenient to turn the whole device up from the frame 100, or when not in use, it can be placed on the frame 100. Under the action of the third air cylinder 316, it is convenient to lift the drilling mechanism 301, so as to ensure that the drilling depth is consistent and accurately controlled.

[0090] The first driving mechanism 302 further includes a first support plate 319, a first pin shaft 320, and a second support plate 321; the first support plate 319 is fixedly arranged on the frame 100, the first pin shaft 320 is rotatably arranged on the first support plate 319, the second support plate 321 is fixedly arranged on the second connecting frame 315, and the second support plate 321 is fixedly arranged on the first pin shaft 320.

[0091] The first driving mechanism 302 further includes a third support plate 322 and a guiding member; the third support plate 322 is fixedly arranged on the first connecting plate 304, the guiding member is rotatably arranged on the third support plate 322, and one end of the guiding member is in frictional contact with the second connecting frame 315. Among them, there are several guiding members, which are respectively in contact with the end faces of different directions of the second connecting frame 315. The guiding member includes a second pin shaft 323 and a roller 324; the second pin shaft 323 is rotatably arranged on the third support plate 322, the roller 324 is fixedly arranged on the second pin shaft 323, and the roller 324 is in frictional cooperation with the second connecting frame 315. Thus, when the first connecting plate 304 is lifted or lowered, stability is provided for the first connecting plate 304.

[0092] The fertilizer application device 400 includes a fertilizer box 401, a fertilizer pipe 402, a conveying mechanism 403, and a first support frame 404; the fertilizer box 401 is installed on the frame 100, a first feed port 405 is provided at the upper end of the fertilizer box 401, and first discharge ports 406 are opened at both ends of the bottom of the fertilizer box 401. There are at least two fertilizer pipes 402, conveying mechanisms 403, and first support frames 404. The conveying mechanism 403 is used to convey the fertilizer in the fertilizer box 401 into the fertilizer pipe 402. One end of the first support frame 404 is installed on the conveying fertilizer pipe 402, and the other end is connected to the frame 100, and the first support frame 404 supports the fertilizer pipe 402. Specifically, the conveying mechanism 403 includes a housing 407, a first connecting pipe 408, a conveying rod 409, a fourth support plate 410, a starting member, and an inserting connecting pipe 411; the housing 407 is fixedly provided on the fertilizer box 401, the first connecting pipe 408 is installed in the housing 407, the conveying rod 409 is rotatably arranged in the housing 407, the fourth support plate 410 is fixedly connected to the equipment machine, the starting member is installed on the fourth support plate 410 and is drivingly connected to the conveying rod 409; wherein, an opening 412 communicating with the first discharge port 406 is provided on the first connecting pipe 408, an inserting connecting pipe 411 is provided at one end of the first connecting pipe 408, the inserting connecting pipe 411 is communicated with the first connecting pipe 408, and one end of the inserting connecting pipe 411 is inserted into the fertilizer pipe 402. When fertilization is required, the conveying rod 409 is driven to rotate by the starting member, so that the fertilizer enters the fertilizer pipe 402, and then is sprayed through the fertilizer pipe 402. Thus, the stability of fertilization is ensured, while manual operation is reduced and costs are saved.

[0093] The fertilizer pipe 402 gradually slopes downward from one end to the other end to facilitate the feeding of materials.

[0094] The conveying rod 409 is provided with a conveying sheet 413 spirally wound thereon.

[0095] A first reinforcing plate 414 is provided between the housing 407 and the fertilizer box 401.

[0096] The starting member includes a second motor 415, a first gear 416, a second gear 417, and a transmission belt 418; the second motor 415 is installed on the fourth support plate 410, the first gear 416 is connected to the output end of the second motor 415 through a coupling, the second gear 417 is rotatably arranged on the outer wall of the housing 407, and one end of the conveying rod 409 extends to the second gear 417 and is fixedly connected to the second gear 417, and the transmission belt 418 is sleeved on the first gear 416 and the second gear 417.

[0097] The fertilizer box 401 is provided with a first deflector 419 and a second deflector 420, and the first deflector 419 and the second deflector 420 are arranged relatively obliquely. Among them, a first inclined portion 421 that cooperates with the first deflector 419 is formed on the inner wall of the fertilizer box 401, and a second inclined portion 422 that cooperates with the second deflector 420 is formed on the inner wall of the fertilizer box 401. Under the action of the first deflector 419 and the second deflector 420, it is convenient to divert the fertilizer in the fertilizer box 401, so as to flow out from the first discharge ports 406 at both ends. Through the cooperation of the first inclined portion 421 and the second inclined portion 422, it is convenient to guide the fertilizer feeding.

[0098] The soil covering device 500 includes a base 501, a soil covering mechanism, and a second driving mechanism; the base 501 is installed on the frame 100, the soil covering mechanism is rotatably arranged on the base 501 through the second driving mechanism, and the second driving mechanism includes a fourth air cylinder 502, a bearing seat 503, and a second rotating shaft 504; there are two fourth air cylinders 502, and they are respectively hinged on the base 501, there are two bearing seats 503 and they are respectively symmetrically fixed on the base 501, and the second rotating shaft 504 rotatably penetrates through the two bearing seats 503. The soil covering mechanism includes a second support frame 505, a first soil lifting shovel 506, a second soil lifting shovel 507, a first thrust assembly 508, a second thrust assembly 509, and a first adjustment assembly 510; the second support frame 505 is fixed on the second rotating shaft 504, the first soil lifting shovel 506 and the second soil lifting shovel 507 are respectively arranged on the second support frame 505, the first thrust assembly 508 is arranged on the second support frame 505 and is used to drive the first soil lifting shovel 506 to move horizontally, the second thrust assembly 509 is arranged on the second support frame 505 and is used to drive the second soil lifting shovel 507 to move horizontally, there are two first adjustment assemblies 510 and they are respectively symmetrically installed on the second support frame 505, and the first adjustment assembly 510 is used to drive the first soil lifting shovel 506 and the second soil lifting shovel 507 to flip, and one end of the second support frame 505 is hinged to the fourth air cylinder 502. Among them, the bearing seat 503 and the fourth air cylinder 502 are arranged in a staggered manner, and the bearing seat 503 is always rotatably connected to the second rotating shaft 504, so that the second support frame 505 takes the second rotating shaft 504 as the rotation fulcrum and can be flipped under the action of the fourth air cylinder 502. Under the action of the first thrust assembly 508 and the second thrust assembly 509, the first soil lifting shovel 506 and the second soil lifting shovel 507 can move left and right respectively, or move in the same direction, so as to adjust the distance between the first soil lifting shovel 506 and the second soil lifting shovel 507, so that the soil covering mechanism can be flipped at different horizontal positions to achieve better soil excavation and soil covering.

[0099] The first earth-removing shovel 506 and the second earth-removing shovel 507 are both provided with inserting plates 511 which are convenient for inserting into the soil. The cross-section of the inserting plate 511 gradually decreases from one end to the other end. Thus, it is convenient to insert the first earth-removing shovel 506 and the second earth-removing shovel 507 into the soil.

[0100] The second support frame 505 includes a fifth support plate 512, a sixth support plate 513, and a seventh support plate 514; the sixth support plate 513 is symmetrically fixed on the fifth support plate 512, the seventh support plate 514 is fixed on the sixth support plate 513, the sixth support plate 513 and the seventh support plate 514 are vertically arranged, and one end of the sixth support plate 513 is fixedly sleeved on the second rotating shaft 504, and one end of the seventh support plate 514 is hingedly connected to the fourth cylinder 502. Among them, the fifth support plate 512 is arranged in an "L" shape, and a second reinforcing plate 515 is provided between the two sixth support plates 513.

[0101] The first thrust assembly 508 includes a first hydraulic cylinder 516, a first push plate 517, a first connecting rod 518, a second connecting plate 519, and a first limiting block 520; the first hydraulic cylinder 516 is installed on the fifth support plate 512, the first push plate 517 is arranged on the piston rod of the first hydraulic cylinder 516, the first connecting rod 518 is fixedly arranged on the first push plate 517, the second connecting plate 519 is fixed on the first connecting rod 518, the first limiting block 520 is fixedly arranged on the fifth support plate 512, the first earth-removing shovel 506 is installed on the second connecting plate 519, and the first connecting rod 518 rotatably penetrates through the first limiting block 520.

[0102] The second thrust assembly 509 includes a second hydraulic cylinder 521, a second push plate 522, a second connecting rod 523, a third connecting plate 524, and a second limiting block 525; the second hydraulic cylinder 521 is installed on the fifth support plate 512, the second push plate 522 is arranged on the piston rod of the second hydraulic cylinder 521, the second connecting rod 523 is fixedly arranged on the second push plate 522, the third connecting plate 524 is fixed on the second connecting rod 523, the second limiting block 525 is fixedly arranged on the fifth support plate 512, the second earth-removing shovel 507 is installed on the third connecting plate 524, and the second connecting rod 523 rotatably penetrates through the second limiting block 525.

[0103] There are two first adjusting components 510, which are respectively arranged on the first soil-lifting shovel 506 and the second soil-lifting shovel 507. Specifically, the first adjusting component 510 includes a first fixed seat 526, a second fixed seat 527, a pull rod 528, a damping spring 529, and an adjusting nut 530. The first fixed seat 526 is fixedly arranged on the second connecting plate 519, the second fixed seat 527 is fixedly arranged on the first soil-lifting shovel 506, one end of the pull rod 528 is rotatably arranged on the first fixed seat 526, and the other end is rotatably arranged on the second fixed seat 527. The damping spring 529 is sleeved on the pull rod 528, and an adjusting nut 530 for pressing the damping spring 529 is arranged on the pull rod 528. A threaded section for threaded connection with the adjusting nut 530 is formed at one end of the pull rod 528, and a notch 531 facilitating the installation of the pull rod 528 is opened on the first fixed seat 526. The pressing amount of the damping spring 529 is adjusted by adjusting the position of the adjusting nut 530. Among them, guide rods 532 are respectively arranged on the first soil-lifting shovel 506 and the second soil-lifting shovel 507, and both ends of the guide rod 532 are rotatably arranged on the second connecting plate 519 or the third connecting plate 524. When encountering a stone or a harder substance, the first soil-lifting shovel 506 or the second soil-lifting shovel 507 will flip under the action of the damping spring 529, so as to effectively avoid the stone or the harder substance, and further reduce the loss of the first soil-lifting shovel 506 or the second soil-lifting shovel 507.

[0104] During the actual use process, the base 501 is connected to the frame 100. After the fertilizer applicator completes the hole-fertilizing operation on the fruit trees, the hole-fertilizing position information is transmitted to the soil-covering device 500 (or manually operated). The first hydraulic cylinder 516 and the second hydraulic cylinder 521 push the first soil-lifting shovel 506 and the second soil-lifting shovel 507 to the corresponding positions respectively. At this time, the fourth cylinder 502 pushes the second support frame 505 to turn downwards, so that the first soil-lifting shovel 506 and the second soil-lifting shovel 507 are in close contact with the ground. At this time, the fertilizer applicator moves to bring the soil into the hole-fertilizing holes. After the soil-covering operation is completed, each executing component returns to the original state. The first soil-lifting shovel 506 and the second soil-lifting shovel 507 are used to realize the form of double-sided earth-digging buckets, which can be automatically adjusted according to the position of the hole-fertilizing holes to ensure the accuracy of the soil-covering operation. Moreover, during the soil-covering operation, the pressing amount of the damping spring 529 can be adjusted by the adjusting nut 530 according to the soil hardness and the like to ensure the soil-scraping force during the soil-covering process. When carried on the fertilizer applicator for accurate soil covering, the manual input in orchard management is reduced, and the production cost is further reduced.

[0105] The spraying device 600 includes a medicine storage tank 601, an atomization tank 602, and a spraying mechanism; both the upper ends of the medicine storage tank 601 and the atomization tank 602 are provided with a second feed port 603, and both the lower ends are provided with a discharge port 604; the medicine storage tank 601, the atomization tank 602, and the spraying mechanism are respectively arranged on the frame 100. Specifically, the spraying mechanism includes a third support frame 605, a spraying member 606, an air pump 607, a fuel tank 608, and a second adjustment assembly; the third support frame 605 is installed on the frame 100, there are two spraying members 606 which are symmetrically arranged on the third support frame 605 through the second adjustment assembly, and the second adjustment assembly is used to drive the spraying member 606 to rotate the angle. A second discharge port 609 and a third discharge port 610 are respectively arranged on the medicine storage tank 601 and the atomization tank 602. The air pump 607 is installed on the frame 100, and a first pipe 611 and a second pipe 612 which are communicated with the second discharge port 609 and the third discharge port 610 through a hose (not shown in the drawings) are arranged on the air pump 607. A third pipe 613 is also arranged on the air pump 607, and the third pipe 613 is communicated with the liquid outlet of the fuel tank 608 through a hose. The fuel tank 608 is installed on the frame 100, and gasoline energy is stored in the fuel tank 608. A cold fog machine 614 is arranged on the spraying member 606. The cold fog machine 614 is a prior art and will not be described in detail. The air pump 607 transports gasoline into the cold fog machine 614 to provide power energy for the cold fog machine 614.

[0106] The spraying member 606 includes a spray head 615, a second connecting pipe 616, and a third connecting pipe 617; the spray head 615 is arranged at the outlet end of the cold fog machine 614, one end of the second connecting pipe 616 is connected to the spray head 615, and the other end is connected to the first pipe 611 of the air pump 607. One end of the third connecting pipe 617 is connected to the cold fog machine 614, and the other end is connected to the second pipe 612 of the air pump 607. The air pump 607 respectively transports gasoline into the cold fog machine 614, transports medicine into the spray head 615, and transports atomized liquid into the cold fog machine 614. Then the cold fog machine 614 generates high pressure to convert the liquid into a mist state, and then sprays it out through the spray head 615.

[0107] The second adjustment assembly includes a third motor 618, a third rotating shaft 619, and a swinging member 620; the third motor 618 is installed on the third support frame 605, the third rotating shaft 619 is arranged at the output end of the third motor 618, the swinging member 620 is arranged on the third rotating shaft 619, and two spraying members 606 are installed at both ends of the swinging member 620, so that the swinging member 620 drives the spraying members 606 on both sides to swing relatively. The swinging range of the spraying member 606 is 0 - 30°.

[0108] The swing member 620 includes a second connecting piece 621, a fourth connecting plate 622, a fifth connecting plate 623, a connecting rod 624, a first connecting shaft 625, a sixth connecting plate 626, a second connecting shaft 627, and a connecting sleeve rod 628; the second connecting piece 621 is fixedly arranged on the third rotating shaft 619, and the fourth connecting plate 622 is arranged on the second connecting piece 621. Among them, a first pin 629 is arranged at one end of the second connecting piece 621 away from the third rotating shaft 619, and the first pin 629 is eccentrically arranged with respect to the central axis of the third rotating shaft 619. A first limiting groove 630 for inserting the first pin 629 is formed on the fourth connecting plate 622, and the first pin 629 is movably located in the first limiting groove 630. A first baffle 631 and a second baffle 632 are arranged on the third support frame 605, and the first baffle 631 and the second baffle 632 are respectively located at both ends of the fourth connecting plate 622; the fifth connecting plate 623 is connected to the fourth connecting plate 622 through a second fixing plate 633, the connecting rod 624 is fixedly arranged on the fifth connecting plate 623, the first connecting shaft 625 is fixedly arranged on the fifth connecting plate 623 at one end away from the connecting rod 624, and one end of the first connecting shaft 625 is rotatably installed on the third support frame 605. The sixth connecting plates 626 are symmetrically fixedly arranged at both ends of the connecting rod 624. There are two second connecting shafts 627, which are respectively fixedly arranged on the two sixth connecting plates 626, and one ends of the two second connecting shafts 627 are respectively rotatably installed on the third support frame 605. There are two connecting sleeve rods 628, which are respectively fixedly connected to one end of the second connecting shaft 627, and the spraying member 606 is installed on the connecting sleeve rod 628. The third rotating shaft 619 is driven to rotate by the third motor 618, the third rotating shaft 619 drives the second connecting piece 621 to rotate, and the second connecting piece 621 drives the fourth connecting plate 622 through the first pin 629. Due to the action of the first limiting groove 630, the first baffle 631 and the second baffle 632, the first pin 629 slides in the first limiting groove 630, and the fourth connecting plate 622 can only move horizontally. At the same time, under the action of the first connecting shaft 625, one end of the fifth connecting plate 623 can only rotate, and the other end is in a swinging state. Since the fourth connecting plate 622 is fixedly connected to the fifth connecting plate 623 through the second fixing plate 633, the fourth connecting plate 622 swings around the first connecting shaft 625 (like the swing of a clock), then the connecting rod 624 can be driven to move left and right and swing. One end of the connecting rod 624 is rotatably arranged on the third support frame 605 through the sixth connecting plate 626 and the second connecting shaft 627, then the second connecting shaft 627 can be driven to rotate on the third support frame 605, and the rotation of the second connecting shaft 627 drives the connecting sleeve rod 628 to rotate, so as to realize the rotation and swing of the spraying member 606 to spray pesticides, so as to better spray pesticides on the back of the leaves of the fruit trees in the orchard and ensure that the back of the leaves can be evenly sprayed with pesticides.

[0109] The swing member 620 further includes a rotating plate 634 and an eighth support plate 635. The rotating plate 634 is fixedly arranged on the connecting sleeve rod 628. One end of the eighth support plate 635 is fixed to the rotating plate 634 through a second pin 636, and the spraying member 606 is installed on the eighth support plate 635. Among them, a plurality of angle holes 637 are formed on the rotating plate 634. A screw rod 638 is arranged on the eighth support plate 635. One end of the screw rod 638 is inserted into the angle hole 637. A limiting rod 639 is arranged on the connecting sleeve rod 628. One end of the limiting rod 639 penetrates through the rotating plate 634 and the eighth support plate 635. A second limiting groove 640 is formed on the eighth support plate 635. One end of the limiting rod 639 is located in the second limiting groove 640. Under the action of the angle hole 637 and the screw rod 638, the angle at which the eighth support plate 635 is installed on the rotating plate 634 is adjusted, so as to adjust the installation angle of the spraying member 606 and enhance the spraying range of the spraying member 606.

[0110] In the description of the embodiments of the present application, it should be noted that in the description of the present application, the terms "inner", "outer", etc. indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or component must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present application.

[0111] In the description of the present application, the description with reference to terms such as "one embodiment", "some embodiments", "in this embodiment", "specific examples", or "some examples" means that the specific features, mechanisms, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials, or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0112] The above is only the specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by those skilled in the art within the technical scope disclosed by the present application should be covered by the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An orchard fertilizing machine, comprising: a frame (100); a traveling device (200); Characterized in that: The orchard fertilizing machine further comprises: a hole drilling device (300) for excavating the land in the orchard; a fertilizing device (400) for spreading fertilizers into the dug pits; a soil covering device (500) for covering the pits; a pesticide spraying device (600) for spraying pesticides on the back of the leaves of the fruit trees in the orchard; The hole drilling device (300) includes a hole drilling mechanism (301) and a first driving mechanism (302); the first driving mechanism (302) includes a first connecting plate (304) for mounting the hole drilling mechanism (301); There are at least two hole drilling mechanisms (301), and the hole drilling mechanism (301) includes a connecting arm (305) rotatably arranged on the first connecting plate (304), a drill bit (306) installed at one end of the connecting arm (305), a first motor (307) for driving the drill bit (306) to rotate, and a control member for driving the connecting arm (305) to rotate, and the connecting arm (305) is driven by the control member to rotate to change the distance between the two drill bits (306).

2. The orchard fertilizing machine according to claim 1, characterized in that: The hole drilling mechanism (301) further includes two first fixing plates (309) fixedly arranged on the first connecting plate (304), a first rotating shaft (310) rotatably arranged between the two first fixing plates (309), and a first connecting piece (311) fixedly arranged on the first rotating shaft (310); the connecting arm (305) is fixedly connected to the first connecting piece (311).

3. The orchard fertilizing machine according to claim 1, characterized in that: The first driving mechanism (302) includes a first connecting frame (313) installed on the frame (100), a second cylinder (314) hingedly connected to the first connecting frame (313), a second connecting frame (315) hingedly connected to the second cylinder (314), a third cylinder (316) installed on the second connecting frame (315), a third connecting frame (317) connected to the piston rod of the third cylinder (316), a first support plate (319) fixedly arranged on the frame (100), a first pin shaft (320) rotatably arranged on the first support plate (319), and a second support plate (321) fixedly arranged on the second connecting frame (315); the first connecting plate (304) is fixedly arranged on the third connecting frame (317), and the second support plate (321) is fixedly arranged on the first pin shaft (320).

4. The orchard fertilizing machine according to claim 3, characterized in that: The first driving mechanism (302) further includes a third support plate (322) fixedly arranged on the first connecting plate (304), and a guiding member rotatably arranged on the third support plate (322), and one end of the guiding member is in frictional contact with the second connecting frame (315).

5. The orchard fertilizer applicator according to claim 4, wherein: The guiding members are several, and respectively abut against end faces in different directions of the second connecting frame (315). The guiding members include a second pin shaft (323) rotatably arranged on the third support plate (322), and a roller (324) fixedly arranged on the second pin shaft (323).

6. The orchard fertilizer applicator according to claim 1, wherein: The fertilizer application device (400) includes: A fertilizer box (401); Fertilizer pipes (402), symmetrically arranged at two ends of the fertilizer box (401) and communicating with the inner wall of the fertilizer box (401); A conveying mechanism (403) for conveying the fertilizer in the fertilizer box (401) into the fertilizer pipes (402); The conveying mechanism (403) includes a first connecting pipe (408) with two ends respectively communicating with the fertilizer pipes (402) and the fertilizer box (401), a conveying rod (409) rotatably arranged in the first connecting pipe (408), a starting member for driving the conveying rod (409) to rotate, and a conveying sheet (413) spirally wound on the conveying rod (409).

7. The orchard fertilizer applicator according to claim 6, wherein: The upper end of the fertilizer box (401) is provided with a first feed port (405), two ends of the bottom of the fertilizer box (401) are provided with first discharge ports (406), the first connecting pipe (408) is provided with an opening (412) communicating with the first discharge port (406), one end of the first connecting pipe (408) is provided with an insertion pipe (411), the insertion pipe (411) communicates with the first connecting pipe (408), and one end of the insertion pipe (411) is inserted into the fertilizer pipe (402).

8. The orchard fertilizer applicator according to claim 7, wherein: The conveying mechanism (403) further includes a fourth support plate (410) for fixing the starting member; The starting member includes: A second motor (415) installed on the fourth support plate (410); A first gear (416) connected to the output end of the second motor (415) through a coupling; A second gear (417) rotatably arranged on the outer wall of the housing (407), and one end of the conveying rod (409) extends to the second gear (417) and is fixedly connected to the second gear (417); A transmission belt (418) sleeved on the first gear (416) and the second gear (417).

9. The orchard fertilizer applicator according to claim 1, wherein: The soil covering device (500) includes: A base (501); A soil covering mechanism rotatably arranged on the base (501); A second driving mechanism for driving the soil covering mechanism to rotate; The second driving mechanism includes two fourth cylinders (502) hinged on the base (501), two bearing seats (503) fixedly arranged on the base (501), and a second rotating shaft (504) rotatably penetrating through the two bearing seats (503); The soil covering mechanism includes a second support frame (505) fixedly arranged on the second rotating shaft (504), a first soil lifting shovel (506) arranged on the second support frame (505), a second soil lifting shovel (507) arranged on the second support frame (505), a first thrust assembly (508) for driving the first soil lifting shovel (506) to move horizontally, a second thrust assembly (509) for driving the second soil lifting shovel (507) to move horizontally, and a first adjusting assembly (510) symmetrically installed on the second support frame (505). The first adjusting assembly (510) is used to drive the first soil lifting shovel (506) and the second soil lifting shovel (507) to flip. One end of the second support frame (505) is hinged to the fourth cylinder (502).

10. The orchard fertilizer applicator according to claim 9, wherein: The second support frame (505) includes: A fifth support plate (512); A sixth support plate (513), symmetrically and fixedly arranged on the fifth support plate (512); A seventh support plate (514), fixedly arranged on the sixth support plate (513); One end of the sixth support plate (513) is fixedly sleeved on the second rotating shaft (504), one end of the seventh support plate (514) is hinged to the fourth cylinder (502), a second reinforcing plate (515) is arranged between the two sixth support plates (513), and the fifth support plate (512) is arranged in an "L" shape; The first thrust assembly (508) includes: A first hydraulic cylinder (516), installed on the second support frame (505); A first push plate (517), arranged on the piston rod of the first hydraulic cylinder (516); A first connecting rod (518), fixedly arranged on the first push plate (517); A second connecting plate (519), fixed on the first connecting rod (518); A first limiting block (520), fixedly arranged on the second support frame (505); The first soil lifting shovel (506) is installed on the second connecting plate (519), and the first connecting rod (518) rotatably penetrates through the first limiting block (520).

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