CN110495289B - Multifunctional integrated seeder - Google Patents

Abstract

The invention discloses a multifunctional integrated seeder, which comprises a ditching device for forming a planting ditch on the ground, a front wheel, a rear wheel, a seed storage chamber for storing seeds, a fertilizer storage chamber for storing fertilizer, a first sliding plate for controlling the opening and closing of a first upper discharge port arranged at the bottom of the seed storage chamber, a first linkage device connected with the front wheel and the first sliding plate, a second sliding plate for controlling the opening and closing of a second upper discharge port arranged at the bottom of the fertilizer storage chamber, a second linkage device connected with the front wheel and the second sliding plate, a conveying pipe positioned below the first sliding plate and the second sliding plate and used for receiving the fertilizer from the fertilizer storage chamber and the seeds from the seed storage chamber, and a discharge control plate for controlling the opening and closing of a first lower discharge port and a second lower discharge port arranged at the bottom of the conveying pipe, can sow and fertilize simultaneously, improve seeding operating efficiency.

Description

Multifunctional integrated seeder

Technical Field

The invention belongs to the technical field of agricultural machinery, and particularly relates to a multifunctional integrated seeder.

Background

At present, agricultural seeding is mainly sowed by manpower, and is intensive in labor, time-consuming and labor-consuming, low in seeding operation efficiency, uneven in distance between seeds and capable of influencing the seeding effect.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a multifunctional integrated seeder, and aims to improve the seeding operation efficiency.

In order to achieve the purpose, the invention adopts the technical scheme that: a multifunctional integrated seeder comprises a machine body, a ditching device arranged on the machine body and used for forming a planting ditch on the ground, a front wheel and a rear wheel which are rotatably arranged on the machine body, a seed storage chamber arranged on the machine body and used for storing seeds, a fertilizer storage chamber arranged on the machine body and used for storing fertilizer, a first sliding plate movably arranged on the machine body and used for controlling the opening and closing of a first upper discharge port arranged at the bottom of the seed storage chamber, a first linkage device connected with the front wheel and the first sliding plate, a second sliding plate movably arranged on the machine body and used for controlling the opening and closing of a second upper discharge port arranged at the bottom of the fertilizer storage chamber, a second linkage device connected with the front wheel and the second sliding plate, a conveying pipe positioned below the first sliding plate and the second sliding plate and used for receiving the fertilizer from the fertilizer storage chamber and the seeds from the seed storage chamber, a first guide rail and a second guide rail arranged below the first rail, a second rail arranged below the second rail, a second rail arranged below the conveying pipe arranged below the second rail, a second rail arranged below the second rail, a second rail arranged below the second rail, a second rail, The third linkage device is rotatably arranged below the conveying pipe and used for controlling the opening and closing of the first lower discharge hole and the second lower discharge hole which are arranged at the bottom of the conveying pipe and connected with the discharge control board and used for controlling the discharge control board to rotate.

The conveyer pipe has the first ejection of compact chamber under that is used for holding the seed and holds fertilizer's the second ejection of compact chamber, first ejection of compact mouth and second discharge opening setting are on the bottom surface of conveyer pipe under first, and first discharge opening is located the below in first ejection of compact chamber, and the discharge opening is located the below in second discharge chamber under the second, and first discharge chamber is located the below of first slide, second discharge chamber is located the below of second slide.

The first linkage device is configured to control the first sliding plate to switch between a closed position and an open position, and when the first sliding plate is in the closed position, the first sliding plate closes the first upper discharge hole; when the first sliding plate is at the opening position, the first upper discharge hole is opened and is communicated with the first lower discharge cavity below; the second linkage device is configured to control the second sliding plate to switch between a closed position and an open position, and when the second sliding plate is in the closed position, the second sliding plate closes the second upper discharge hole; when the second slide is in the open position, the second top discharge mouth is opened, and the second top discharge mouth is connected with the second lower discharge cavity below.

The first linkage device comprises a first right connecting rod and a second right connecting rod, the first right connecting rod is connected with the front wheels and rotates synchronously, the second right connecting rod is connected with the first right connecting rod and the first sliding plate in a rotating mode, the second linkage device comprises a first left connecting rod and a second left connecting rod, the first left connecting rod and the first right connecting rod are connected with the front wheels and rotate synchronously, the second left connecting rod is connected with the first left connecting rod and the second sliding plate in a rotating mode, the first left connecting rod and the first right connecting rod are parallel, the first left connecting rod and the first right connecting rod are located on two opposite sides of the front wheels, and the second left connecting rod and the second right connecting rod are parallel.

The ditching device comprises a ditching rod, a front limiting pipe arranged on the machine body and sleeved on the ditching rod, and a ditcher connected with the ditching rod.

The ditching device is characterized in that a front positioning block is arranged on the ditching rod, the front limiting pipe is provided with a first front positioning groove and a second front positioning groove, the front positioning groove is embedded in the front positioning block, the height of the first front positioning groove is smaller than that of the second front positioning groove, and the front limiting pipe is positioned between a front wheel and the first sliding plate.

The third linkage device comprises a rack which is movably arranged on the machine body and is used for receiving thrust exerted by the first sliding plate and/or the second sliding plate, a first gear which is rotatably arranged on the machine body and is meshed with the rack, and a second gear which is meshed with the first gear and is positioned below the first gear, wherein the discharging control plate is connected with the second gear, and the discharging control plate and the second gear synchronously rotate.

The third linkage device also comprises a limiting seat arranged on the machine body and a return spring arranged between the limiting seat and the rack.

The first gear and the second gear are both cylindrical gears.

The seeder still including set up in earthing device on the organism, earthing device includes the earthing support, can rotate set up the pinch roller on the earthing support and set up the earthing plate on the earthing support, the earthing plate sets up two and two earthing plates and is the V-arrangement, the pinch roller is located between two earthing plates.

The multifunctional integrated seeder can be used for seeding and fertilizing at the same time, and the seeding operation efficiency is improved.

Drawings

The description includes the following figures, the contents shown are respectively:

FIG. 1 is a schematic structural view of the multifunctional integrated seeding machine of the invention;

FIG. 2 is a schematic view of the bottom structure of the multifunctional integrated seeding machine of the present invention;

FIG. 3 is a plan view of the multifunctional integrated seeding machine of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is a schematic structural view of a front confinement tube;

FIG. 6 is a schematic structural view of the rear stopper tube;

FIG. 7 is a schematic view of the occluding device;

FIG. 8 is a schematic view of the pull rod and the body;

labeled as: 1. a front wheel; 2. a rear wheel; 3. a body; 4. a first slide plate; 5. a second slide plate; 6. a delivery pipe; 7. a first lower discharge port; 8. a second lower discharge hole; 9. a discharging control plate; 10. a seed storage chamber; 11. a fertilizer storage chamber; 12. a first right link; 13. a second right link; 14. a first left link; 15. a second left link; 16. a first lower discharge chamber; 17. a second lower discharge cavity; 18. a front limit tube; 19. a trenching rod; 20. a furrow opener; 21. a first upper discharge port; 22. a second upper discharge hole; 23. a rack; 24. a first gear; 25. a second gear; 26. a limiting seat; 27. a return spring; 28. a soil covering bracket; 29. a pinch roller; 30. a soil covering plate; 31. a rear limit pipe; 32. a first front positioning slot; 33. a second front positioning groove; 34. a first rear positioning slot; 35. a second rear positioning slot; 36. a front positioning block; 37. a rear positioning block; 38. a pull rod; 39. a first plug; 40. a second plug; 41. a guide bar; 42. a limiting groove.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.

It should be noted that, in the following embodiments, the terms "first", "second" and "third" do not denote absolute differences in structure and/or function, nor do they denote a sequential order of execution, but rather are used for convenience of description.

As shown in fig. 1 to 8, the present invention provides a multifunctional integrated seeder, comprising a body 3, a ditching device provided on the body 3 for forming a planting furrow on the ground, front and rear wheels 1 and 2 rotatably provided on the body 3, a seed storage chamber 10 provided on the body 3 for storing seeds, a fertilizer storage chamber 11 provided on the body 3 for storing fertilizer, a first slide plate 4 movably provided on the body 3 for controlling the opening and closing of a first upper discharge port 21 provided at the bottom of the seed storage chamber 10, a first linkage device connected to the front wheel 1 and the first slide plate 4, a second slide plate 5 movably provided on the body 3 for controlling the opening and closing of a second upper discharge port 22 provided at the bottom of the fertilizer storage chamber 11, a second linkage device connected to the front wheel 1 and the second slide plate 5, a second linkage device provided below the first slide plate 4 and the second slide plate 5 for receiving fertilizer from the fertilizer storage chamber 11 and fertilizer from the fertilizer storage chamber 11 The seed conveying device comprises a conveying pipe 6 for seeds in a seed storage chamber 10, a discharge control plate 9 which is rotatably arranged below the conveying pipe 6 and used for controlling the opening and closing of a first lower discharge hole 7 and a second lower discharge hole 8 which are arranged at the bottom of the conveying pipe 6, and a third linkage device which is connected with the discharge control plate 9 and used for controlling the discharge control plate 9 to rotate.

Specifically, as shown in fig. 1 to 4, the body 3 has a certain length and width, the length direction of the body 3 is parallel to a first direction, the width direction of the body 3 is parallel to a second direction, both the first direction and the second direction are horizontal and the first direction and the second direction are perpendicular, one front wheel 1 is provided, two rear wheels 2 are provided, the front wheel 1 and the rear wheel 2 are in contact with the ground, the front wheel 1 and the rear wheel 2 support the body 3, the axes of the front wheel 1 and the rear wheel 2 are parallel to the second direction, the front wheel 1 is rotatably disposed at a middle position in the width direction of the body 3, the front wheel 1 is located at the front end of the vehicle body, the two rear wheels 2 are disposed at the rear end of the body 3, the two rear wheels 2 are coaxially disposed, and the body 3 is located between the two rear wheels 2. The seed storage chamber 10 and the fertilizer storage chamber 11 are fixedly arranged on the machine body 3, the seed storage chamber 10 and the fertilizer storage chamber 11 are positioned on the same straight line parallel to the second direction, and the seed storage chamber 10 and the fertilizer storage chamber 11 are positioned between the front wheel 1 and the rear wheel 2. Seed apotheca 10 has the first upper discharge chamber that holds the seed, the inclined plane that the bottom surface in first upper discharge chamber set up for the slope, the contained angle has between the bottom surface in first upper discharge chamber and the first direction and this contained angle is the acute angle, also have contained angle and this contained angle also is the acute angle between the bottom surface in first upper discharge chamber and the second direction, first upper discharge gate 21 is for running through the through-hole that sets up on the lateral wall in seed apotheca 10, first upper discharge gate 21 is linked together and first upper discharge chamber 21 is located the highly minimum position department of the bottom surface in first upper discharge chamber, the seed in first upper discharge chamber can roll to first upper discharge gate 21 department along the bottom surface in first upper discharge chamber like this, be convenient for unload. The fertilizer apotheca 11 has the second that holds fertilizer and goes up the material chamber, the inclined plane that the bottom surface in material chamber set up for the slope on the second, the bottom surface in material chamber and the first direction have between the second contained angle and this contained angle is the acute angle, also have the contained angle between the bottom surface in material chamber and the second direction on the second and this contained angle also is the acute angle, second top discharge mouth 22 is for running through the through-hole that sets up on the lateral wall of fertilizer apotheca 11, second top discharge mouth 22 is linked together with second top discharge chamber and second top discharge mouth 22 is located the highly minimum position department in the bottom surface in material chamber on the second, fertilizer in the material chamber can roll to second top discharge mouth 22 department along the bottom surface in material chamber on the second like this, be convenient for unload. The first upper discharge hole 21 and the second upper discharge hole 22 are located on the same straight line parallel to the second direction, and the first upper discharge hole 21 and the second upper discharge hole 22 are located at the same height.

As shown in fig. 1 to 4, the conveying pipe 6 is disposed at the bottom of the machine body 3, the conveying pipe 6 extends out of the lower portion of the machine body 3 along the vertical direction, the conveying pipe 6 is provided with a first lower discharging cavity 16 for accommodating seeds and a second lower discharging cavity 17 for accommodating fertilizers, the first lower discharging hole 7 and the second lower discharging hole 8 are disposed on the bottom surface of the conveying pipe 6, the first lower discharging hole 7 is disposed below the first lower discharging cavity 16 and communicated with the first lower discharging cavity 16, the second lower discharging hole 8 is disposed below the second lower discharging cavity 17 and communicated with the second lower discharging cavity 17, the first lower discharging cavity 16 is disposed below the first sliding plate 4, and the second lower discharging cavity 17 is disposed below the second sliding plate 5. The first lower discharging cavity 16 is located below the first upper discharging hole 21, the second lower discharging cavity 17 is located below the second upper discharging hole 22, the first lower discharging cavity 16 and the second lower discharging cavity 17 are located on the same straight line parallel to the second direction, the first lower discharging cavity 16 and the second lower discharging cavity 17 both have a certain length, and the length directions of the first lower discharging cavity 16 and the second lower discharging cavity 17 are parallel to the first direction. Conveyer pipe 6 and ditching device are in on the collinear with the first direction parallels, and conveyer pipe 6 is located ditching device's rear, and conveyer pipe 6 all has opening and inside hollow structure for top and bottom, and first unloading chamber 16 and second unloading chamber 17 form the opening of a rectangle respectively on the top surface of conveyer pipe 6 down. After the first sliding plate 4 is removed from the first upper discharge hole 21, the first upper discharge hole 21 is opened, and the seeds in the seed storage chamber 10 are discharged through the first upper discharge hole 21 and fall into the first lower discharge cavity 16 below; similarly, after the second sliding plate 5 is removed from the second upper discharge hole 22, the second upper discharge hole 22 is opened, and the fertilizer in the fertilizer storage chamber 11 is discharged through the second upper discharge hole 22 and falls into the second lower discharge chamber 17 below. Along with the seeder gos forward along ground, ditching device opens the soil, subaerial formation one plants the ditch, ejection of compact control panel 9 is opened the first bottom discharge gate 7 and the second bottom discharge gate 8 of conveyer pipe 6 bottom, the seed in the first bottom discharge gate 7 drops downwards to the planting ditch of below in, fertilizer in the second bottom discharge gate 8 drops downwards to the planting ditch of below in, certain distance has between first bottom discharge gate 7 and the second bottom discharge gate 8, guide respectively through conveyer pipe 6 with fertilizer and seed and drop to planting ditch in, certain distance has between fertilizer and the seed in the planting ditch, avoid fertilizer and seed to mix and influence the germination of seed.

As shown in fig. 1 to 4, the first linkage is configured to control the first sliding plate 4 to switch between the closed position and the open position, the moving direction of the first sliding plate 4 is parallel to the first direction, when the first sliding plate 4 is in the closed position, the first sliding plate 4 closes the first upper discharge opening 21, and the first sliding plate 4 and the first upper discharge opening 21 are at the same height; when the first sliding plate 4 is in the open position, the first upper discharge hole 21 is opened, and the first upper discharge hole 21 is communicated with the lower first lower discharge cavity 16. The first linkage device comprises a first right connecting rod 12 and a second right connecting rod 13, wherein the first right connecting rod 12 is connected with the front wheel 1 and rotates synchronously, the second right connecting rod 13 is rotatably connected with the first right connecting rod 12 and the first sliding plate 4, the first right connecting rod 12 and the second right connecting rod 13 both have certain lengths, the length directions of the first right connecting rod 12 and the second right connecting rod 13 are perpendicular to the second direction, one end of the first right connecting rod 12 in the length direction is highly connected with the front wheel 1 at the center of the front wheel 1, the other end of the first right connecting rod 12 in the length direction is rotatably connected with one end of the second right connecting rod 13 in the length direction, and the other end of the second right connecting rod 13 in the length direction is rotatably connected with one end of the first sliding plate 4. Along with the seeder advances along ground, frictional force has between front wheel 1 and the ground, and when front wheel 1 rotated, drive first right connecting rod 12 synchronous rotation, first right connecting rod 12 passed through second right connecting rod 13 and drives first slide 4 and do linear reciprocating motion along first direction, makes first slide 4 switch between closed position and open position, and then realizes the open and close control of first upper discharge gate 21.

As shown in fig. 1 to 4, the second linkage is configured to control the second sliding plate 5 to switch between a closed position and an open position, the moving direction of the second sliding plate 5 is parallel to the first direction, when the second sliding plate 5 is in the closed position, the second sliding plate 5 closes the second upper discharge hole 22, and the second sliding plate 5 and the second upper discharge hole 22 are at the same height; when the second sliding plate 5 is in the open position, the second upper discharge hole 22 is opened, and the second upper discharge hole 22 is communicated with the second lower discharge cavity 17 below. The second linkage device comprises a first left connecting rod 14 which is connected with the front wheel 1 and rotates synchronously and a second left connecting rod 15 which is rotationally connected with the first left connecting rod 14 and the second sliding plate 5, the first left connecting rod 14 is parallel to the first right connecting rod 12, the first left connecting rod 14 and the first right connecting rod 12 are positioned at two opposite sides of the front wheel 1, and the second left connecting rod 15 is parallel to the second right connecting rod 13. The length of the first right connecting rod 12 is the same as that of the first left connecting rod 14, the length of the second right connecting rod 13 is the same as that of the second left connecting rod 15, one end of the first left connecting rod 14 in the length direction is in high connection with the front wheel 1 at the center of the front wheel 1, the other end of the first left connecting rod 14 in the length direction is in rotary connection with one end of the second left connecting rod 15 in the length direction, and the other end of the second left connecting rod 15 in the length direction is in rotary connection with one end of the second sliding plate 5. Along with the seeder advances along ground, have frictional force between front wheel 1 and the ground, when front wheel 1 rotated, drive first left connecting rod 14 synchronous rotation, first left connecting rod 14 passes through second left connecting rod 15 and drives first slide 4 and do linear reciprocating motion along first direction, makes second slide 5 switch between closed position and open position, and then realizes the open and close control of second upper discharge gate 22.

The first linkage and the second linkage of above-mentioned structure cooperate with preceding wheel 1, realize the control of first slide 4 and the switching of second slide 5 position, along with the travel of seeder, produce rolling friction between preceding wheel 1 and the ground, preceding wheel 1 rolls along the friction surface, first linkage and second linkage transmit first slide 4 and second slide 5 along the revolving force that is about to preceding wheel 1 production, make first slide 4 and second slide 5 can be on organism 3 rectilinear movement, this kind of mode need not to set up the motor and provides power, moreover, the steam generator is simple in structure, and is low in cost, increase the continuous operating time of seeder.

As shown in fig. 1 to 5, the ditching device includes a ditching rod 19, a front limiting tube 18 disposed on the machine body 3 and sleeved on the ditching rod 19 and a ditcher 20 connected with the ditching rod 19, the ditching rod 19 is a vertically arranged cylindrical rod body, an axis of the ditching rod 19 is a vertical line, the front limiting tube 18 is vertically arranged, the front limiting tube 18 is a round tube with two open ends and a hollow interior, the front limiting tube 18 and the ditching rod 19 are coaxially arranged, the front limiting tube 18 is fixedly connected with the machine body 3, the front limiting tube 18 and the front wheel 1 are located on the same straight line parallel to the first direction, the front limiting tube 18 is located between the front wheel 1 and the first skateboard 4, the front wheel 1 is located in front of the front limiting tube 18, and the first skateboard 4 and the second skateboard 5 are located behind the front limiting tube 18. The furrow opener 20 is positioned below the machine body 3, the lower end of the furrow opening rod 19 downwards penetrates through the front limiting pipe 18, the furrow opener 20 is fixedly connected with the lower end of the furrow opening rod 19, and the furrow opener 20 is used for turning the soil open so as to form a planting furrow on the ground. The furrow opener 20 is arranged to be switched between a furrowing position and a retracted position, the retracted position is located above the furrowing position, when the furrow opener 20 is located at the furrowing position, the furrow opener 20 is located at the position with the lowest height, the furrow opener 20 can contact the ground below, and then a planting furrow can be dug on the ground; when the furrow opener 20 is in the retracted position, the furrow opener 20 is at the position with the highest height, and a certain distance is reserved between the furrow opener 20 and the ground below, so that the furrow opener 20 cannot contact the ground below and dig a planting ditch on the ground; when the seeder is seeding on the ground, the furrow opener 20 needs to be switched from the retracted position to the furrowing position.

As shown in fig. 1 to 5, a front positioning block 36 is disposed on the trenching rod 19, the front limiting pipe 18 has a first front positioning slot 32 and a second front positioning slot 33 for the front positioning block 36 to be inserted into, the height of the first front positioning slot 32 is smaller than that of the second front positioning slot 33, and the front limiting pipe 18 is disposed between the front wheel 1 and the first skateboard 4. The first front positioning groove 32 is a groove formed in the circular side wall of the front limiting tube 18, the first front positioning groove 32 extends downwards from the top surface of the front limiting tube 18 by a certain distance, and the length of the first front positioning groove 32 is smaller than that of the front limiting tube 18. The second front positioning groove 33 is a groove formed in the circular side wall of the front limiting tube 18, the second front positioning groove 33 extends downwards for a certain distance from the top surface of the front limiting tube 18, the length of the second front positioning groove 33 is smaller than that of the front limiting tube 18 and smaller than that of the first front positioning groove 32, and the height of the bottom surface of the first front positioning groove 32 is smaller than that of the bottom surface of the second front positioning groove 33. Preceding locating piece 36 is fixed to be set up in the upper end of ditching pole 19 and preceding locating piece 36 stretches out along ditching pole 19's the radial outside towards ditching pole 19, preceding locating piece 36 sets up two and two preceding locating pieces 36 and is the circumference evenly distributed along ditching pole 19 on ditching pole 19, it is corresponding, first preceding constant head tank 32 and second preceding constant head tank 33 all set up two, first preceding constant head tank 32 is the circumference evenly distributed along preceding spacing pipe 18 in the front on spacing pipe 18, constant head tank 33 is the circumference evenly distributed along preceding spacing pipe 18 in the front on spacing pipe 18 before the second, each second preceding constant head tank 33 is located between two first preceding constant head tanks 32. When the furrow opener 20 is in a furrowing position, the two front positioning blocks 36 are respectively arranged in the two first front positioning grooves 32, the front positioning blocks 36 are in contact with the bottom surfaces of the first front positioning grooves 32, the front positioning blocks 36 are at the positions with the lowest height, and the front limiting pipe 18 has a limiting effect on the front positioning blocks 36, so that the furrow opener 20 is kept at the furrowing position; when the furrow opener 20 needs to be switched from the furrowing position to the retracting position, the furrowing rod 19 is lifted upwards to enable the front positioning block 36 to move out of the first front positioning groove 32, then the two front positioning blocks 36 are respectively arranged in the two second front positioning grooves 33, the front positioning block 36 is in contact with the bottom surfaces of the second front positioning grooves 33, the front positioning block 36 is located at the position with the highest height, the front limiting pipe 18 has a limiting effect on the front positioning block 36, the furrow opener 20 is further kept at the retracting position, and the push-pull seeding machine cannot automatically seed at the moment.

As shown in fig. 1 to 4, the furrow opener 20, the conveying pipe 6 and the front wheel 1 are located on the same straight line parallel to the first direction, the furrow opener 20 is located between the conveying pipe 6 and the front wheel 1, the front wheel 1 is located in front of the furrow opener 20, the conveying pipe 6 is located behind the furrow opener 20, the discharging control plate 9 is located below the conveying pipe 6, the third linkage device is used for controlling the discharging control plate 9 to do reciprocating rotation motion, so that the opening and closing control of the first discharging hole 7 and the second discharging hole 8 is realized, and the rotation center line of the discharging control plate 9 is parallel to the second direction. The third linkage device comprises a rack 23 movably arranged on the machine body 3 and used for receiving thrust exerted by the first sliding plate 4 and the second sliding plate 5, a first gear 24 rotatably arranged on the machine body 3 and meshed with the rack 23, and a second gear 25 meshed with the first gear 24 and positioned below the first gear 24, wherein the discharging control plate 9 is connected with the second gear 25, the discharging control plate 9 and the second gear 25 rotate synchronously, the discharging control plate 9 has a certain length, the length direction of the discharging control plate 9 is perpendicular to the second direction, one end of the discharging control plate 9 in the length direction is fixedly connected with the second gear 25 at the center of the second gear 25, and the axis of the second gear 25 is also the rotation center line of the discharging control plate 9. The length direction of the rack 23 is parallel to the first direction, and in the second direction, the rack 23 is located between the seed storage chamber 10 and the fertilizer storage chamber 11. In the first direction, the first sliding plate 4 and the second sliding plate 5 are positioned between the ditching device and the rack 23, the rack 23 is in sliding connection with the machine body 3, and the machine body 3 plays a role in guiding the rack 23. When the first sliding plate 4 and the second sliding plate 5 move to the closed position, the first sliding plate 4 closes the first upper discharge hole 21, the second sliding plate 5 closes the second upper discharge hole 22, at this time, the first sliding plate 4 and the second sliding plate 5 contact with the rack 23, and the first sliding plate 4 and the second sliding plate 5 push the rack 23 to move along the first direction toward the position far away from the front wheel 1, the rack 23 drives the first gear 24 to rotate, the first gear 24 drives the second gear 25 to rotate, the second gear 25 drives the discharge control plate 9 to synchronously rotate and the discharge control plate 9 rotates downwards, the discharge control plate 9 opens the first lower discharge hole 7 and the second lower discharge hole 8, at this time, the discharge control plate 9 cannot close the first lower discharge hole 7 and the second lower discharge hole 8, then the seeds in the first lower discharge cavity 16 of the conveying pipe 6, the seeds in the second lower discharge cavity 17 and the first gear 24 can simultaneously fall downwards into the planting furrows below, and seeding is realized.

As shown in fig. 1 to 4, the third linkage device further includes a limit seat 26 disposed on the machine body 3, and a return spring 27 disposed between the limit seat 26 and the rack 23, the return spring 27 being configured to apply a force to the rack 23 to move the rack 23 toward a position close to the front wheel 1. Spacing seat 26 is fixed to be set up on organism 3, and spacing seat 26 is located in the middle of seed apotheca 10 and fertilizer apotheca 11, and reset spring 27 presss from both sides between spacing seat 26 and rack 23, and reset spring 27 is cylindrical helical spring and is compression spring, and reset spring 27 is used for realizing the reseing of rack 23. When the first sliding plate 4 and the second sliding plate 5 move from the closed position to the open position, the reset spring 27 pushes the rack 23 to move towards the position close to the front wheel 1, the rack 23 drives the first gear 24 to rotate, the first gear 24 drives the second gear 25 to rotate, the second gear 25 drives the discharging control plate 9 to synchronously rotate and the discharging control plate 9 rotates upwards, the final discharging control plate 9 rotates to the horizontal state, the discharging control plate 9 is attached to the bottom surface of the conveying pipe 6, the discharging control plate 9 closes the first lower discharging hole 7 and the second lower discharging hole 8, at the moment, the seeds and the fertilizer in the conveying pipe 6 cannot fall into the planting ditch below, the seeds in the seed storage chamber 10 can enter the first lower discharging cavity 16 below, the fertilizer in the fertilizer storage chamber 11 can enter the second lower discharging cavity 17 below, the seeds and the fertilizer are supplemented into the conveying pipe 6, waiting for the next sowing, thereby realizing the intermittent sowing of the seeds.

As shown in fig. 1 to 4, the first gear 24 and the second gear 25 are both cylindrical gears, the axes of the first gear 24 and the second gear 25 are parallel to the second direction, and the first gear 24 is located between the rack 23 and the second gear 25.

The third linkage device can work with the first sliding plate 4 and the second sliding plate 5 in a matched mode, seeding of seeds and fertilizers is achieved, the structure is simple and compact, the occupied space is small, arrangement and implementation are easy, the cost is low, and the reliability is good.

As shown in fig. 1 to 4 and 6, the sowing machine of the present invention further includes a soil covering device provided on the body 3, and after the seeds and fertilizer are sprinkled into the planting furrows by the delivery pipe 6, the soil surrounding the planting furrows is pushed into the planting furrows by the soil covering device to bury the seeds and fertilizer and compact the soil. The earthing device is positioned behind the discharging control panel 9, the earthing device and the conveying pipe 6 are positioned on the same straight line parallel to the first direction, and the earthing device is positioned in the middle of the two rear wheels 2. The earthing device includes spacing pipe 31 in back, earthing support 28, rotatable pinch roller 29 that sets up on earthing support 28 and set up earthing plate 30 on earthing support 28, earthing plate 30 sets up two and two earthing plate 30 and is the V-arrangement, pinch roller 29 is located between two earthing plate 30, pinch roller 29 is the cylinder and pinch roller 29's axis (also be the rotation center line of pinch roller 29) and second direction parallel, pinch roller 29 is used for contacting ground and is arranged in the soil compaction of the cover on seed and fertilizer in planting the ditch. Two earthing plates 30 are in on the same straight line that parallels with the second direction, earthing plate 30 has certain length and earthing plate 30 and sets up for the level, it has contained angle and this contained angle to have between the length direction of earthing plate 30 and the first direction is the acute angle, earthing plate 30 stretches out towards the place ahead of earthing support 28, distance between the front end of two earthing plates 30 is greater than the distance between the rear end of two earthing plates 30, the rear end and the earthing support 28 fixed connection of earthing plate 30, two earthing supports 28 cooperate, be arranged in pushing into planting the ditch with the soil around planting the ditch, cover seed and fertilizer.

As shown in fig. 1 to 4 and 6, the rear limiting pipe 31 is vertically arranged, the rear limiting pipe 31 is a circular pipe with two open ends and hollow inside, the rear limiting pipe 31 is fixedly connected with the machine body 3, the rear limiting pipe 31 and the front limiting pipe 18 are positioned on the same straight line parallel to the first direction, and the rear limiting pipe 31 is positioned behind the third linkage device. The lower end of the soil covering support 28 downwards passes through the rear limiting pipe 31, the lower end of the soil covering support 28 is located below the machine body 3, the pressure is rotatably connected with the lower end of the soil covering support 28, and the upper end of the soil covering support 28 is inserted into the rear limiting pipe 31. The pressing wheel 29 is arranged to be capable of switching between a working position and a retracting position, the retracting position is located above the working position, when the pressing wheel 29 is located at the working position, the pressing wheel 29 is located at the position with the lowest height, and the pressing wheel 29 can contact the ground below, so that the soil can be compacted; when the pressing wheel 29 is at the retracting position, the pressing wheel 29 is at the position with the highest height, a certain distance is reserved between the pressing wheel 29 and the ground below, and the pressing wheel 29 cannot contact the ground below; when the seeder is used for seeding on the ground, the pressing wheel 29 needs to be switched from the retracting position to the working position.

As shown in fig. 1 to 4 and 6, the casing support 28 is provided with a rear positioning block 37, the rear limiting pipe 31 has a first rear positioning groove 34 and a second rear positioning groove 35 for the rear positioning block 37 to be inserted into, and the height of the first rear positioning groove 34 is smaller than that of the second rear positioning groove 35. The first rear positioning groove 34 is a groove formed in the circular side wall of the rear limiting tube 31, the first rear positioning groove 34 extends downwards from the top surface of the rear limiting tube 31 by a certain distance, and the length of the first rear positioning groove 34 is smaller than that of the rear limiting tube 31. The constant head tank 35 is behind the second for the recess that sets up on the ring shape lateral wall of spacing pipe 31 behind and constant head tank 35 is for starting one section distance formation of downwardly extending from the top surface of spacing pipe 31 behind the second, and the length of constant head tank 35 behind the second is less than the length of spacing pipe 31 behind and is less than the length of first back constant head tank 34, and the height of the bottom surface of constant head tank 35 behind the first back constant head tank 34 is less than the height of the bottom surface of second. Rear locating piece 37 is fixed to be set up and stretches out in the radial outside towards earthing support 28 of upper end and rear locating piece 37 of earthing support 28, rear locating piece 37 sets up two and two rear locating pieces 37 and is the circumference evenly distributed along earthing support 28 on earthing support 28, it is corresponding, first rear positioning groove 34 and second rear positioning groove 35 all set up two, first rear positioning groove 34 is the circumference evenly distributed along rear spacing pipe 31 on rear spacing pipe 31, second rear positioning groove 35 is the circumference evenly distributed along rear spacing pipe 31 on rear spacing pipe 31, each second rear positioning groove 35 is located between two first rear positioning grooves 34. When the pinch roller 29 is at the working position, the two rear positioning blocks 37 are respectively arranged in the two first rear positioning grooves 34, the rear positioning blocks 37 are in contact with the bottom surfaces of the first rear positioning grooves 34, the rear positioning blocks 37 are at the position with the lowest height, and the rear limiting pipe 31 has a limiting effect on the rear positioning blocks 37, so that the pinch roller 29 is kept at the working position; when the pressing wheel 29 needs to be switched from the working position to the retracting position, the soil covering support 28 is lifted upwards, the rear positioning blocks 37 are moved out of the first rear positioning grooves 34, then the two rear positioning blocks 37 are respectively arranged in the two second rear positioning grooves 35, the rear positioning blocks 37 are in contact with the bottom surfaces of the second rear positioning grooves 35, the rear positioning blocks 37 are located at the positions with the highest height, the rear limiting pipes 31 limit the rear positioning blocks 37, the pressing wheel 29 is further kept at the retracting position, and the push-pull seeding machine cannot automatically seed at the moment.

As shown in fig. 1 to 4, 7 and 8, the sowing machine of the present invention further includes a blocking device for blocking the first and second top discharge ports 21 and 22, and when the sowing machine is not required to perform sowing on the ground, the blocking device is used to block the first and second top discharge ports 21 and 22 so that the seeds in the seed storage chamber 10 cannot enter the first lower discharge chamber 16 and the fertilizer in the fertilizer storage chamber 11 cannot enter the second lower discharge chamber 17. The blocking device is located between the seed storage chamber 10 and the fertilizer storage chamber 11, and comprises a first plug 39, a second plug 40, a guide rod 41 and a pull rod 38, wherein the guide rod 41 is located between the first plug 39 and the second plug 40 and fixedly connected with the first plug 39 and the second plug 40, the pull rod 38 is rotatably connected with the guide rod 41, the first plug 39 is in contact with the side wall of the seed storage chamber 10, the first plug 39 is used for closing the first upper discharge port 21, the second plug 40 is in contact with the side wall of the fertilizer storage chamber 11, the second plug 40 is used for closing the second upper discharge port 22, the guide rod 41 is vertically arranged, the guide rod 41 is located at the middle position between the seed storage chamber 10 and the fertilizer storage chamber 11, the guide rod 41 can move in the vertical direction, the machine body 3 plays a guide role in guiding the guide rod 41, and the machine body 3 is provided with a guide groove for the guide rod 41 to be embedded in. The pull rod 38 is rotatably connected with the upper end of the guide rod 41, the pull rod 38 can rotate relative to the guide rod 41, the rotation center line of the pull rod 38 is a vertical line, and the machine body 3 is provided with a limit groove 42 for the pull rod 38 to be embedded in. When the seeder is used for seeding on the ground, the first upper discharge hole 21 and the second upper discharge hole 22 need to be opened, the pull rod 38 is lifted upwards, the pull rod 38 drives the first plug 39 and the second plug 40 to move upwards through the guide rod 41, so that the first plug 39 and the second plug 40 are separated from the first upper discharge hole 21 and the second upper discharge hole 22 respectively, the first upper discharge hole 21 and the second upper discharge hole 22 can be opened, then the pull rod 38 is rotated by 180 degrees, the pull rod 38 is embedded into the limiting groove 42 on the machine body 3, the machine body 3 has a limiting effect on the pull rod 38, the first plug 39 and the second plug 40 cannot fall downwards, and the first plug 39 and the second plug 40 are located above the first upper discharge hole 21 and the second upper discharge hole 22 respectively; when the seeding machine finishes seeding work, the first upper discharge hole 21 and the second upper discharge hole 22 need to be closed, the pull rod 38 is moved out of the limiting groove 42 of the machine body 3 by lifting the pull rod 38 upwards, then the pull rod 38 is rotated by 180 degrees, the machine body 3 cannot limit the pull rod 38, then the first plug 39 and the second plug 40 can be moved downwards, and finally the first plug 39 and the second plug 40 respectively close the first upper discharge hole 21 and the second upper discharge hole 22. The plugging device is simple in structure, convenient to operate and low in cost.

The invention is described above with reference to the accompanying drawings. It is to be understood that the specific implementations of the invention are not limited in this respect. Various insubstantial improvements are made by adopting the method conception and the technical scheme of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.

Claims (7)

1. Multi-functional integrative seeder, its characterized in that: including the organism, set up on the organism and be used for forming the ditching device of planting the ditch subaerial, rotatable preceding wheel and the rear wheel that sets up on the organism, set up on the organism and be used for storing the seed apotheca, set up on the organism and be used for storing the fertilizer apotheca of fertilizer, mobilizable set up on the organism and be used for controlling the first slide of the switching of the first top discharge mouth of bottom setting of seed apotheca, first aggregate unit of being connected with preceding wheel and first slide, mobilizable set up on the organism and be used for controlling the second top discharge mouth of bottom setting of fertilizer apotheca's second slide of switching, the second aggregate unit of being connected with preceding wheel and second slide, be located first slide and second slide below and be used for receiving the fertilizer that comes from the fertilizer apotheca and the conveyer pipe of seed apotheca from, rotatable set up in the below of conveyer pipe and be used for controlling under first discharge mouth and the second that the bottom set up of conveyer pipe sets up The third linkage device is connected with the discharge control panel and is used for controlling the discharge control panel to rotate;

the third linkage device comprises a rack which is movably arranged on the machine body and is used for receiving thrust exerted by the first sliding plate and the second sliding plate, a first gear which is rotatably arranged on the machine body and is meshed with the rack, and a second gear which is meshed with the first gear and is positioned below the first gear, the discharging control plate is connected with the second gear, and the discharging control plate and the second gear rotate synchronously;

in the second direction, the rack is positioned between the seed storage chamber and the fertilizer storage chamber; in the first direction, the first sliding plate and the second sliding plate are positioned between the ditching device and the rack, the rack is in sliding connection with the machine body, and the machine body plays a role in guiding the rack; when the first sliding plate and the second sliding plate move to the closed positions, the first sliding plate closes the first upper discharge port, the second sliding plate closes the second upper discharge port, at the moment, the first sliding plate and the second sliding plate are in contact with the rack, the first sliding plate and the second sliding plate push the rack to move towards the position far away from the front wheel along the first direction, the rack drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the discharge control panel to synchronously rotate and downwards rotate, the discharge control panel opens the first lower discharge port and the second lower discharge port, at the moment, the discharge control panel cannot close the first lower discharge port and the second lower discharge port, and then seeds in the first lower discharge cavity of the conveying pipe and fertilizer in the second lower discharge cavity can simultaneously downwards fall into a planting ditch below to realize seeding;

the third linkage device also comprises a limiting seat arranged on the machine body and a return spring arranged between the limiting seat and the rack, wherein the return spring is used for applying acting force to the rack to enable the rack to move towards a position close to the front wheel; the limiting seat is fixedly arranged on the machine body, the limiting seat is positioned between the seed storage chamber and the fertilizer storage chamber, the reset spring is clamped between the limiting seat and the rack, the reset spring is a cylindrical helical spring and a compression spring, and the reset spring is used for resetting the rack; when the first sliding plate and the second sliding plate move from the closed position to the open position, the reset spring pushes the rack to move towards the position close to the front wheel, the rack drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the discharging control plate to synchronously rotate and the discharging control plate rotates upwards, finally the discharging control plate rotates to the horizontal state, the discharging control plate is attached to the bottom surface of the conveying pipe, the discharging control plate closes the first lower discharging hole and the second lower discharging hole, seeds and fertilizers in the conveying pipe cannot fall into a planting ditch below at the moment, the seeds in the seed storage chamber can enter the first lower discharging cavity below, the fertilizers in the fertilizer storage chamber can enter the second lower discharging cavity below, the conveying pipe is supplemented with the seeds and fertilizers, the next sowing is waited, and the intermittent sowing of the seeds is realized;

the seeder also comprises an earthing device arranged on the machine body, the earthing device comprises a rear limiting pipe, an earthing support, two rotatable pressing wheels arranged on the earthing support and earthing plates arranged on the earthing support, the two earthing plates are arranged in a V shape, the pressing wheels are positioned between the two earthing plates, the pressing wheels are cylindrical, the axes of the pressing wheels are parallel to a second direction, and the pressing wheels are used for contacting the ground and compacting soil covered on seeds and fertilizers in the planting furrows; the two soil covering plates are positioned on the same straight line parallel to the second direction, the soil covering plates are horizontally arranged, an included angle is formed between the length direction of each soil covering plate and the first direction, the included angle is an acute angle, the soil covering plates extend out towards the front of the soil covering support, the distance between the front ends of the two soil covering plates is larger than the distance between the rear ends of the two soil covering plates, the rear ends of the soil covering plates are fixedly connected with the soil covering support, and the two soil covering supports are matched and used for pushing soil around the planting furrows into the planting furrows to cover seeds and fertilizers;

the rear limiting pipe is a circular pipe with two open ends and a hollow interior, the rear limiting pipe is fixedly connected with the machine body, the rear limiting pipe and the front limiting pipe are positioned on the same straight line parallel to the first direction, and the rear limiting pipe is positioned behind the third linkage device; the lower end of the earthing bracket downwards passes through the rear limiting pipe, the lower end of the earthing bracket is positioned below the machine body, the pressing wheel is rotatably connected with the lower end of the earthing bracket, and the upper end of the earthing bracket is inserted into the rear limiting pipe; the pressing wheel is arranged to be capable of switching between a working position and a retracting position, the retracting position is located above the working position, when the pressing wheel is located at the working position, the pressing wheel is located at the position with the lowest height, and the pressing wheel can contact the ground below, so that the soil can be compacted; when the pressing wheel is in the retracting position, the pressing wheel is in the position with the highest height, a certain distance is reserved between the pressing wheel and the ground below, and the pressing wheel cannot contact the ground below; when the seeder sows on the ground, the pressing wheel needs to be switched from the retracting position to the working position;

the earthing bracket is provided with a rear positioning block, the rear limiting pipe is provided with a first rear positioning groove and a second rear positioning groove, the first rear positioning groove is embedded in the rear positioning block, and the height of the first rear positioning groove is smaller than that of the second rear positioning groove; the first rear positioning groove is a groove formed in the circular side wall of the rear limiting pipe and extends downwards for a certain distance from the top surface of the rear limiting pipe, and the length of the first rear positioning groove is smaller than that of the rear limiting pipe; the second rear positioning groove is a groove formed in the circular side wall of the rear limiting pipe and extends downwards for a certain distance from the top surface of the rear limiting pipe, the length of the second rear positioning groove is smaller than that of the rear limiting pipe and smaller than that of the first rear positioning groove, and the height of the bottom surface of the first rear positioning groove is smaller than that of the bottom surface of the second rear positioning groove; the rear positioning blocks are fixedly arranged at the upper end of the soil covering support and extend out of the soil covering support along the radial direction of the soil covering support, the rear positioning blocks are provided with two rear positioning blocks which are uniformly distributed on the soil covering support along the circumferential direction of the soil covering support, correspondingly, the first rear positioning grooves and the second rear positioning grooves are respectively provided with two rear positioning grooves, the first rear positioning grooves are uniformly distributed on the rear limiting pipe along the circumferential direction of the rear limiting pipe, the second rear positioning grooves are uniformly distributed on the rear limiting pipe along the circumferential direction of the rear limiting pipe, and each second rear positioning groove is positioned between the two first rear positioning grooves; when the pinch roller is positioned at the working position, the two rear positioning blocks are respectively arranged in the two first rear positioning grooves and are in contact with the bottom surfaces of the first rear positioning grooves, the rear positioning blocks are positioned at the position with the lowest height, and the rear limiting pipe plays a limiting role on the rear positioning blocks so as to keep the pinch roller at the working position; when the pinch roller needs to be switched to the retracting position from the working position, the covering soil support is lifted upwards, the rear positioning blocks are moved out from the first rear positioning grooves, then the two rear positioning blocks are respectively arranged in the two second rear positioning grooves, the rear positioning blocks are in contact with the bottom surfaces of the second rear positioning grooves, the rear positioning blocks are located at the positions with the highest heights, the rear limiting pipes play a limiting role in the rear positioning blocks, the pinch roller is kept in the retracting position, and the push-pull seeding machine cannot automatically seed at the moment.

2. The multifunctional integrated seeding machine according to claim 1, characterized in that: the conveyer pipe has the first ejection of compact chamber under that is used for holding the seed and holds fertilizer's the second ejection of compact chamber, first ejection of compact mouth and second discharge opening setting are on the bottom surface of conveyer pipe under first, and first discharge opening is located the below in first ejection of compact chamber, and the discharge opening is located the below in second discharge chamber under the second, and first discharge chamber is located the below of first slide, second discharge chamber is located the below of second slide.

3. The multifunctional integrated seeding machine according to claim 2, characterized in that: the first linkage device is configured to control the first sliding plate to switch between a closed position and an open position, and when the first sliding plate is in the closed position, the first sliding plate closes the first upper discharge hole; when the first sliding plate is at the opening position, the first upper discharge hole is opened and is communicated with the first lower discharge cavity below; the second linkage device is configured to control the second sliding plate to switch between a closed position and an open position, and when the second sliding plate is in the closed position, the second sliding plate closes the second upper discharge hole; when the second slide is in the open position, the second top discharge mouth is opened, and the second top discharge mouth is connected with the second lower discharge cavity below.

4. The multifunctional integrated seeding machine according to claim 3, characterized in that: the first linkage device comprises a first right connecting rod and a second right connecting rod, the first right connecting rod is connected with the front wheels and rotates synchronously, the second right connecting rod is connected with the first right connecting rod and the first sliding plate in a rotating mode, the second linkage device comprises a first left connecting rod and a second left connecting rod, the first left connecting rod and the first right connecting rod are connected with the front wheels and rotate synchronously, the second left connecting rod is connected with the first left connecting rod and the second sliding plate in a rotating mode, the first left connecting rod and the first right connecting rod are parallel, the first left connecting rod and the first right connecting rod are located on two opposite sides of the front wheels, and the second left connecting rod and the second right connecting rod are parallel.

5. The multifunctional integrated seeding machine according to any one of claims 1 to 4, wherein: the ditching device comprises a ditching rod, a front limiting pipe arranged on the machine body and sleeved on the ditching rod, and a ditcher connected with the ditching rod.

6. The multifunctional integrated seeding machine according to claim 5, characterized in that: the ditching device is characterized in that a front positioning block is arranged on the ditching rod, the front limiting pipe is provided with a first front positioning groove and a second front positioning groove, the front positioning groove is embedded in the front positioning block, the height of the first front positioning groove is smaller than that of the second front positioning groove, and the front limiting pipe is positioned between a front wheel and the first sliding plate.

7. The seeding machine according to any one of claims 1 to 4, wherein: the first gear and the second gear are both cylindrical gears.

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