CN112789978A

CN112789978A - Self-propelled membrane radish precision planter

Info

Publication number: CN112789978A
Application number: CN202110264069.5A
Authority: CN
Inventors: 闫建伟; 张万萍; 魏松; 祖贵东
Original assignee: Guizhou University
Current assignee: Guizhou University
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-05-14

Abstract

The invention discloses a self-propelled membrane radish precision seeder, which comprises: a frame; at least two bolt rods are arranged on the rack at intervals; the rotating main shaft is rotatably arranged between the two bolt rods; the seeding wheel is fixedly arranged on the rotating main shaft; the driving device is arranged on the rack and used for providing power; the transmission device is arranged between the driving device and the rotating main shaft; the driving device can transmit the rotating torque to the rotating main shaft through the transmission device so as to drive the seeding wheel to walk, and then a worker can seed only by mastering the rolling direction of the seeding wheel, so that the labor intensity can be greatly reduced.

Description

Self-propelled membrane radish precision planter

Technical Field

The invention relates to a self-propelled membrane radish precision seeder, and belongs to the technical field of seeding of small-particle seed crops on farmland membrane covering and ridging soil.

Background

According to the agricultural requirements of radish planting, most radish varieties adopt a ridge film covering planting technology. However, because radish seeds have small and different particles and are irregular spheres, the application of precision seeding machinery to planting on radish membranes is not mature. For radish planting, at present, a plurality of farmers form ridges firstly when planting, and then manually dibble seeding or simply sowing machines of hand-push type are adopted to sow on the ridges. However, this method requires manual effort to push the seeding machine, and has the problems of high labor intensity and low efficiency.

Disclosure of Invention

Based on the above, the invention provides a self-propelled membrane radish precision planter, which aims to solve the problems of high labor intensity and low efficiency of planting in the existing radish planting technology.

The technical scheme of the invention is as follows: a self-propelled membrane radish precision planter, wherein the planter comprises:

a frame;

at least two bolt rods are arranged on the rack at intervals;

the rotating main shaft is rotatably arranged between the two bolt rods;

the seeding wheel is fixedly arranged on the rotating main shaft;

the driving device is arranged on the rack and used for providing power;

the transmission device is arranged between the driving device and the rotating main shaft;

the driving device can transmit the rotating torque to the rotating main shaft through the transmission device so as to drive the seeding wheel to walk.

In one example, the number of the sowing wheels is at least one.

In one example, when the number of the sowing wheels is more than 2, the distance between the adjacent sowing wheels is consistent with the requirement of the row spacing of the radishes sowed on the adjacent ridge bodies, and the adjacent spindle shafts of the rotating shaft for mounting the sowing wheels are connected through a coupler.

In one example, the driving device is an electric motor or a gasoline engine, the transmission device is a transmission belt, one end of the transmission belt is sleeved on an output shaft of the electric motor or the gasoline engine, and the other end of the transmission belt is sleeved on the rotating main shaft.

In one example, the sowing wheel comprises:

the seeding wheel body is provided with an annular space, a seed throwing port is arranged on the side surface of the seeding wheel body, and the seed throwing port is connected with the annular space;

the duckbill mechanism comprises a seeding duckbill fixed nozzle, a seeding duckbill movable nozzle, a shifting rod and an elastic element, wherein the seeding duckbill fixed nozzle and the seeding duckbill movable nozzle are arranged on the outer annular surface of the seeding wheel body, an inner space formed by the seeding duckbill fixed nozzle and the seeding duckbill movable nozzle is communicated with the annular space, the shifting rod is connected with the seeding duckbill movable nozzle, and the shifting rod is arranged on the seeding wheel body through the elastic element;

the rack support mechanism comprises a bolt plate, a rack support and a thumb wheel, the bolt plate is rotatably sleeved on the rotating main shaft, the rack support is connected to one end of the bolt plate, a bolt rod is inserted into the other end of the bolt plate, and the thumb wheel is arranged on the rack support;

the elastic element enables the seeding duckbill moving nozzle to be attached to the seeding duckbill fixed nozzle in a natural state, and a closed duckbill is formed; along with the roll of seeding wheel body, a plurality of the inner of driving lever in proper order with the contact extrusion of thumb wheel makes seeding duckbilled move the mouth with seeding duckbilled is decided the mouth and is separated, forms the duckbilled of opening.

In one example, the thumb wheel is positioned so that the duckbill nozzle rotated to the bottom of the seed wheel body is in an open position.

In one example, the dial wheels are 2 and are arranged adjacently.

In one example, the inner ends of the shifting rods are bent ends, so that when the sowing wheel body rolls forwards, the bent ends are pressed by the contact of the shifting wheels.

In one example, the sowing wheel further comprises:

the seed guide pipe is arranged in the annular space, and one end of the seed guide pipe is connected with the duckbill;

the seed spoon is arranged at the other end of the seed guide pipe;

wherein, the kind spoon has kind of a chamber of collection and advances kind of a mouth, kind of a chamber of collection forms the one end of kind spoon, and with the seed guide pipe links to each other, it sets up to advance kind of a mouth the tip of kind spoon is inboard, the seed guide pipe with kind spoon is the obtuse angle setting.

In one example, the sowing wheel further comprises:

the limiting sleeve is arranged on the outer ring surface of the seeding wheel body and is close to the fixed mouth side of the seeding duckbill;

wherein, through changing the stop collar of different thickness, change the depth of penetrating into the soil of duckbilled.

The invention has the beneficial effects that: during seeding, the driving device in the device can transmit the rotating torque to the rotating main shaft through the transmission device so as to drive the synchronous walking of the plurality of seeding wheels, and then the workers can sow only by mastering the rolling direction of the seeding wheels, thereby greatly reducing the labor intensity. Moreover, the device can synchronously sow a plurality of ridge bodies at a time, and the working efficiency can be greatly improved. In addition, because each seeding wheel follows the synchronous rotation of rotation main shaft, consequently can make the seeding position on each ridge body more accurate, more even, avoid the position error that the seeding wheel slides and leads to.

Drawings

FIG. 1 is a schematic structural diagram of a self-propelled membrane radish precision planter;

FIG. 2 is a front view of the sowing wheel;

FIG. 3 is a side view of the sowing wheel;

figure 4 is a front view of the duckbill mechanism;

figure 5 is a top plan view of the duckbill mechanism;

figure 6 is a side view of the duckbill mechanism;

figure 7 is an open state view of the duckbill mechanism;

FIG. 8 is a view showing the structure of a seed guiding tube and a seed spoon;

FIG. 9 is a view showing the construction of the thumb wheel and the stand support;

fig. 10 is a structural view of the latch plate;

description of reference numerals:

1, a frame;

2, a bolt rod;

3, rotating the main shaft;

4, sowing wheels;

41 sowing wheel body

411 seed throwing port;

42 duckbill mechanism

421 seeding duckbill fixed mouth, 422 seeding duckbill movable mouth, 423 deflector rod, 424 elastic element;

43 frame support mechanism

431 a rack support, 432 a thumb wheel and 433 a bolt plate;

44 seed guiding tube

45 kinds of spoons are arranged on the spoon,

451 a seed inlet;

46 a limit sleeve;

5 a drive device;

6 a transmission device.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 10, a self-propelled membrane radish precision planter according to an embodiment of the present invention includes a frame 1, a latch rod 2, a rotating spindle 3, a sowing wheel 4, a driving device 5, and a transmission device 6.

The machine frame 1 plays a supporting role and is mainly used for installing parts such as a bolt rod 2, a sowing wheel 4, a driving device 5, a transmission device 6 and the like. In one example, the frame 1 is a frame structure. At least two bolt rods 2 are arranged on the frame 1 at intervals. In one example, several latch levers 2 are arranged at intervals. The rotating spindle 3 is rotatably arranged between the two latch levers 2. The sowing wheel 4 is fixedly arranged on the rotating main shaft 3, and the sowing wheel 4 can synchronously rotate along with the rotating main shaft 3. The driving device 5 is mounted on the frame 1 for providing power. A transmission 6 is mounted between the drive 5 and the rotating spindle 3. During sowing, the driving device 5 can transmit the rotating torque to the rotating main shaft 3 through the transmission device 6 so as to drive the sowing wheel 4 to walk.

Furthermore, in the device, at least one sowing wheel 4 is arranged. When the number of the sowing wheels 4 is more than 2, the distance between the adjacent sowing wheels 4 is consistent with the requirement of the row spacing of the radish sowed on the adjacent ridges, and the adjacent rotating shaft main shafts for mounting the sowing wheels 4 are connected through a coupler. Particularly, this kind of structure makes this device can once sow in step a plurality of ridge bodies, improvement work efficiency that can be very big. Simultaneously, because each seeding wheel 4 rotates along with rotation main shaft 3 synchronous rotation, consequently can make the seeding position on each ridge body more accurate, more even, avoid the position error that seeding wheel 4 slides and lead to.

Furthermore, in the device, the driving device 5 is a motor or a gasoline engine, the transmission device 6 is a transmission belt, one end of the transmission belt is sleeved on an output shaft of the motor or the gasoline engine, and the other end of the transmission belt is sleeved on the rotating main shaft 3. During sowing, the rotation of the output shaft of the motor or the gasoline engine is transmitted to the rotating main shaft 3 through the transmission belt so as to drive the plurality of sowing wheels 4 to synchronously rotate and walk.

Further, in the device, the sowing wheel 4 comprises a sowing wheel body 41, a rotating main shaft 3, a duckbill mechanism 42 and a frame support mechanism 43.

The sowing wheel body 41 is provided with an annular space, a seed throwing opening 411 is arranged on the side surface of the sowing wheel body 41, and the seed throwing opening 411 is connected with the annular space. The rotating main shaft 3 is installed on the seeding wheel body 41, and the seeding wheel body 41 can rotate synchronously with the rotating main shaft 3 or rotate by taking the rotating main shaft 3 as a center. Duckbilled mechanism 42, the mainly used releases the turnip seed of keeping in the annular space away, realize the seeding promptly, duckbilled mechanism 42 is including seeding duckbilled fixed tip 421, seeding duckbilled moves tip 422, driving lever 423 and elastic element 424, seeding duckbilled fixed tip 421 and seeding duckbilled move tip 422 and all set up on the outer anchor ring of seeding wheel body 41, and, seeding duckbilled fixed tip 421 and the interior space and the annular space intercommunication that seeding duckbilled moved tip 422 formation, driving lever 423 moves tip 422 with the seeding duckbilled and is connected, and driving lever 423 sets up on seeding wheel body 41 through elastic element 424. The rack support mechanism 43 comprises a latch plate 433, a rack support 431 and a thumb wheel 432, the latch plate 433 is rotatably sleeved on the rotating spindle 3, the rack support 431 is connected to one end of the latch plate 433, a latch rod 2 is inserted into the other end of the latch plate 433, and the thumb wheel 432 is arranged on the rack support 431. In a natural state, the elastic element 424 enables the seeding duckbill moving nozzle 422 to be attached to the seeding duckbill fixed nozzle 421 to form a closed duckbill; along with the rolling of the seeding wheel body 41, the inner ends of the plurality of shift levers 423 are sequentially contacted and extruded with the shift wheel 432, so that the seeding duckbill movable nozzle 422 is separated from the seeding duckbill fixed nozzle 421, and an opened duckbill is formed.

In this device, bolt board 433 can rotate main shaft 3 relatively, and when rotating main shaft 3 and rotating, bolt board 433 can keep current position motionless to guarantee that duckbilled mechanism 42 just opens when rotating the bottom of sowing wheel body 41.

During sowing, radish seeds can be placed into the annular space through the seed throwing port 411 for storage, and under the action of gravity, the radish seeds are always positioned in the partial annular space at the bottom of the sowing wheel body 41. When sowing wheel body 41 rotates, rotate when driving lever 423 to with the contact extrusion of thumb wheel 432, driving lever 423 drives the seeding duckbilled and moves mouth 422 and rotate and open for seeding duckbilled moves mouth 422 and separates with seeding duckbilled fixed mouth 421, forms the duckbilled of opening, and the radish seed in the duckbilled this moment falls into soil, realizes the seeding. Owing to adopt duckbilled mechanism 42, when the seeding wheel 41 walks, duckbilled mechanism 42 of bottom is when the planting of burying, seeding duckbilled fixed nozzle 421 (fixed sword duckbilled) one side is downward perpendicularly, seeding duckbilled moves mouth 422 (moves sword duckbilled) side under the effect of driving lever 423, seeding duckbilled moves mouth 422 side and slowly opens and cuts open the film, because seeding duckbilled moves mouth 422 side and has certain inclination, the seeding is accomplished in turnip seed whereabouts after opening certain space, and outside soil has not yet reached to get into the duckbilled and accomplishes the seeding this moment, seeding duckbilled moves mouth 422 and closes under elastic element 424's effect afterwards. Furthermore, the invention can solve the problem that the prior art can not sow on the film, and the invention can not scrape the film and the soil can not block the duckbill when sowing on the ridge surface of the film covering, thus easily realizing the sowing.

Further, in the present device, the dial wheel 432 is positioned so that the duckbill 422 rotated to the bottom of the sowing wheel body 41 is in an open state. Specifically, the position of the thumb wheel 432 can be set to incline slightly forward, and when the duckbill mechanism 42 is about to enter the bottom of the sowing wheel body 41, the sowing duckbill moving nozzle 422 starts to be opened, so that the sowing can be just completed when the duckbill mechanism 42 rotates to the bottom of the sowing wheel body 41, and due to the good sowing depth, the soil around after the sowing can be covered on the radish seeds, and the sowing quality can be improved. The invention can select duckbill mechanisms 42 with different lengths according to actual sowing requirements.

Further, in the present apparatus, 2 dials 432 are provided and arranged adjacently. Specifically, two thumb wheels 432 are provided tangentially to realize that the duckbill moving nozzle 422 for seeding is in a continuously open state immediately after entering the seeding wheel body 41 and entering the bottom of the seeding wheel body 41, so as to facilitate seeding.

Further, in the present device, the inner ends of the shift lever 423 are both bent ends, so that when the sowing wheel body 41 rolls forward, the shift wheel 432 contacts and presses the bent ends. Specifically, the bent end of the shift lever 423 is attached to the shift wheel 432 in an orientation of 10-15 degrees to ensure the opening angle of the duckbilled seeding nozzle 422, so that seeds can smoothly and accurately fall into the soil. In addition, the shift lever 423 prevents the seeding wheel 41 from being reversed, i.e., the duckbill mechanism 42 is not seeded.

Further, this device still includes seed guide 44 and kind spoon 45, and seed guide 44 sets up in the annular space to the one end and the duckbilled of seed guide 44 are connected, and kind spoon 45 installs in the other end of seed guide 44, and seed guide 44 is the obtuse angle setting with kind spoon 45. Specifically, since the seed guide 44 and the seed spoon 45 are structured, when the sowing wheel body 41 is rotated, the number of seeds entering the seed spoon 45 and the seed guide 44 is constant, and thus relatively precise sowing can be achieved. Especially, be the obtuse angle between seed guide pipe 44 and kind spoon 45, and the inboard of this obtuse angle is opposite with the direction of rolling of sowing wheel body 41, when duckbilled mechanism 42 rotates behind the bottom of sowing wheel body 41 and continues upwards to rotate, enter into the turnip seed in kind spoon 45, under the effect of gravity, can enter into seed guide pipe 44 gradually, and after duckbilled mechanism 42 crossed the central water flat line of sowing wheel body 41, the obtuse angle between seed guide pipe 44 and kind spoon 45 can hinder the falling out of turnip seed to a certain extent, guarantee the seeding of relative precision.

Further, in the device, the seed spoon 45 is detachably mounted on the seed guiding pipe 44, and the seed spoon 45 with the corresponding length can be selected according to requirements. Specifically, a flange may be provided at each of the joints between the seed scoop 45 and the seed guide tube 44, and the two may be connected by bolts.

Further, in the present apparatus, the seed spoon 45 has a seed collecting cavity formed at one end of the seed spoon 45 and connected to the seed introduction tube 44, and a seed inlet 451 provided inside the end of the seed spoon 45. Specifically, the seed inlet mouth 451 is arranged at the inner side of the obtuse angle, and when the duckbill mechanism 42 rotates past the bottom of the sowing wheel body 41 and continues to rotate upward, part of the seeds can enter the seed spoon 45 through the seed inlet mouth 451.

Further, in the present device, the elastic element 424 is a torsion spring, and the torsion spring is mounted on the outer annular surface of the sowing wheel body 41. In a natural state, the elastic element 424 enables the seeding duckbill moving nozzle 422 to be attached to the seeding duckbill fixed nozzle 421 to form a closed duckbill.

Further, the device also comprises a limiting sleeve 46, wherein the limiting sleeve 46 is arranged on the outer annular surface of the sowing wheel body 41 and is close to the duckbill sowing mouth 421; wherein the depth of penetration of the duckbill is changed by replacing stop collar 46 of different thickness. Particularly, through the stop collar 46 of changing different thickness dimension to conveniently control the degree of depth of duckbilled soil that buries, conveniently be adapted to the seeding of different crops, improve the performance of seeder, the seeding scope is more extensive.

Before seeding, firstly, a rotating main shaft 3 is movably connected to a seeding wheel 4, the rotating main shaft 3 is fixed on a bolt rod 2, the other end of the bolt rod 2 is fixedly arranged on a rack 1, and a transmission device 6 is arranged between the rotating main shaft 3 and a driving device 5. During the seeding, at first put into the annular space with the turnip seed through throwing kind of a mouthful 411 and store, when seeding wheel body 41 rotated, thereby seeding duckbilled movable nozzle 422 of the minimum in the seeding wheel body 41 outside was laminated with driving lever 423 through fixing the thumb wheel 432 in the seeding wheel body 41 outside and is opened, and then the seed in the annular space falls into soil from the duckbilled. During duckbilled buried seeding, seeding duckbilled moves mouth 422 one side perpendicularly downwards, seeding duckbilled is decided mouth 421 sides under the effect of driving lever 423, seeding duckbilled moves mouth 422 side and slowly opens and carves out the film, because seeding duckbilled moves mouth 422 side has certain inclination, radish seed whereabouts completion seeding after opening certain space, and outside soil has not yet reached to get into the duckbilled and accomplish the seeding promptly this moment, the duckbilled is closed under elastic element 424's effect afterwards. The duckbill mechanism 42 performs the above-described actions in sequence, thereby achieving the rolling seeding.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A self-propelled membrane radish precision planter, wherein the planter comprises:

a frame (1);

the bolt rods (2), at least two bolt rods (2) are arranged on the frame (1) at intervals;

the rotating main shaft (3) is rotatably arranged between the two bolt rods (2);

the sowing wheel (4) is fixedly arranged on the rotating main shaft (3);

the driving device (5) is arranged on the rack (1) and used for providing power;

a transmission device (6) mounted between the drive device (5) and the rotating spindle (3);

the driving device (5) can transmit the rotating torque to the rotating main shaft (3) through the transmission device (6) so as to drive the sowing wheel (4) to walk.

2. The self-propelled membrane radish precision planter as claimed in claim 1, wherein said planting wheel (4) is at least one.

3. The self-propelled membrane radish precision planter as claimed in claim 2, wherein when the number of the sowing wheels (4) is more than 2, the distance between the adjacent sowing wheels (4) is consistent with the requirement of the row spacing of the radish sowed on the ridge body, and the adjacent spindle shafts for mounting the sowing wheels (4) are connected through a coupling.

4. The self-propelled membrane radish precision planter as claimed in claim 1, wherein the driving device (5) is an electric motor or a gasoline engine, the transmission device (6) is a transmission belt, one end of the transmission belt is sleeved on an output shaft of the electric motor or the gasoline engine, and the other end of the transmission belt is sleeved on the rotating main shaft (3).

5. The self-propelled radish precision planter on film according to claim 1, wherein the planting wheel (4) comprises:

the seeding wheel body (41) is provided with an annular space, a seed throwing port (411) is arranged on the side surface of the seeding wheel body (41), and the seed throwing port (411) is connected with the annular space;

the duckbill mechanism (42) comprises a seeding duckbill fixed nozzle (421), a seeding duckbill movable nozzle (422), a shifting rod (423) and an elastic element (424), wherein the seeding duckbill fixed nozzle (421) and the seeding duckbill movable nozzle (422) are arranged on the outer annular surface of the seeding wheel body (41), an inner space formed by the seeding duckbill fixed nozzle (421) and the seeding duckbill movable nozzle (422) is communicated with the annular space, the shifting rod (423) is connected with the seeding duckbill movable nozzle (422), and the shifting rod (423) is arranged on the seeding wheel body (41) through the elastic element (424);

the rack support mechanism (43) comprises a latch plate (433), a rack support (431) and a thumb wheel (432), the latch plate (433) is rotatably sleeved on the rotating spindle (3), the rack support (431) is connected to one end of the latch plate (433), a latch rod (2) is inserted into the other end of the latch plate (433), and the thumb wheel (432) is arranged on the rack support (431);

wherein, under the natural state, the elastic element (424) enables the seeding duckbill moving mouth (422) to be attached to the seeding duckbill fixed mouth (421) to form a closed duckbill; along with the rolling of the seeding wheel body (41), the inner ends of the plurality of shifting rods (423) are sequentially in contact with the shifting wheel (432) for extrusion, so that the seeding duckbilled movable nozzle (422) is separated from the seeding duckbilled fixed nozzle (421), and an opened duckbilled is formed.

6. The self-propelled membrane radish precision planter as claimed in claim 5, wherein said thumb wheel (432) is positioned so that said duckbill seeding nozzle (422) turned to the bottom of said planting wheel body (41) is in an open position.

7. The self-propelled radish precision planter on film as claimed in claim 6, wherein said thumb wheels (432) are 2 and are adjacently disposed.

8. The self-propelled membrane radish precision planter as claimed in claim 5, wherein the inner ends of said deflector rods (423) are both bent ends, such that when said planting wheel body (41) rolls forward, the bent ends are pressed by the contact of said deflector wheels (432).

9. The self-propelled radish precision planter on film according to claim 5, wherein the planting wheel (4) further comprises:

a seed guide tube (44) disposed in the annular space, and one end of the seed guide tube (44) is connected to the duckbill;

a seed spoon (45) mounted on the other end of the seed guide pipe (44);

wherein, the seed spoon (45) is provided with a seed collecting cavity and a seed inlet (451), the seed collecting cavity is formed at one end of the seed spoon (45) and is connected with the seed guide pipe (44), the seed inlet (451) is arranged at the inner side of the end part of the seed spoon (45), and the seed guide pipe (44) and the seed spoon (45) are arranged in an obtuse angle.

10. The self-propelled radish precision planter on film according to claim 5, wherein the planting wheel (4) further comprises:

the limiting sleeve (46) is arranged on the outer annular surface of the seeding wheel body (41) and is close to the seeding duckbill fixed nozzle (421);

wherein the penetration depth of the duckbill is changed by replacing the stop collar (46) with a different thickness.