CN217308244U - Seed metering subassembly, maize seed metering ware and seeding equipment - Google Patents

Abstract

The utility model relates to a seed metering subassembly, maize seed metering ware and seeding equipment belongs to the agricultural production field. A seed metering assembly comprising: a seed metering assembly comprising: the spoon wheel extends outwards along the circumferential direction to form a seed guide tooth with a seed poking notch; the seed guide wheel is coaxially arranged with the spoon wheel at a distance and can synchronously rotate; a seed guide groove which is matched with the seed guide teeth for use is arranged on one side surface of the spoon wheel and is used for receiving seeds; the seed passing plate is coaxially and fixedly arranged between the spoon wheel and the seed guide wheel, and one side surface of the seed passing plate facing the spoon wheel is provided with an annular material slideway which can allow seeds to slide in and corresponds to the seed poking notch on the seed guide tooth; the seed passing plate is provided with a material passing notch along the circumferential direction, so that seeds can fall into the corresponding seed guiding groove through the material notch under the driving of the seed guiding teeth along the material slide way. The utility model relates to a seed metering subassembly can realize the planting mode of four plants in two dibble or six plants in two dibble, is favorable to the growth of maize most, promotes maize output furthest.

Description

Seed metering subassembly, maize seed metering ware and seeding equipment

Technical Field

The utility model relates to an agricultural production field, specifically speaking relates to a seed metering subassembly, maize seed metering ware and seeding equipment.

Background

As a traditional agricultural big country, agricultural production is always the central focus of national development, and along with the development of scientific technology, the agricultural production also goes to modernization and mechanization. For crops such as corn and wheat, manual sowing in the past has been changed to mechanical automatic sowing through a sowing period, and in order to achieve high yield of crops, the structure of a sowing device is continuously improved to achieve an optimal sowing mode. Aiming at corn planting, the traditional planting mode of one hole and one strain is easily influenced by the climate environment, the survival rate of corn seeds is low, according to actual production planting data, a dibble multi-strain technology can stimulate the root system of a plant to grow underground, the lodging resistance is enhanced, and the growth of corn is facilitated.

For example, a patent with publication number CN202435819U was found through search, which discloses a seed sowing device with one dibble with multiple corn plants, and the relative quantity ratio of the seed taking pits and the seed sowing pits is mainly adjusted to make each seed sowing pit capable of receiving multiple seeds, thereby realizing sowing with one dibble with multiple plants. The device realizes the planting of a plurality of plants in one dibble, but when a larger interval exists between two adjacent holes, the device is not beneficial to concentrating the fertility, improving the utilization rate of the fertilizer and also not beneficial to concentrating moisture of the corn root system; when the reduced interval exists between two adjacent holes, the good illumination condition is not provided for the growth of the corns, and in conclusion, the defect of the planting mode influences the final yield of the corns.

SUMMERY OF THE UTILITY MODEL

1. Problems to be solved

Aiming at the problem that the seeding mode is not beneficial to the growth of corns in the prior art, the utility model provides a seed discharging assembly, which can realize the planting mode of one hole with multiple plants and one group with multiple holes, can better adjust the planting distance of corns, is beneficial to better centralizing fertility and absorbing moisture, and can carry out sufficient photosynthesis to improve the yield of corns; in addition, a corn seed metering device and corn seeding equipment are also provided.

2. Technical scheme

In order to solve the problem, the utility model adopts the following technical proposal.

A seed metering assembly comprising:

the spoon wheel extends outwards along the circumferential direction to form a seed guide tooth with a seed poking notch;

the seed guide wheel is coaxially arranged with the spoon wheel at a distance and can synchronously rotate; a seed guide groove which is matched with the seed guide teeth for use is arranged on one side surface of the spoon wheel and is used for receiving seeds;

the seed passing plate is coaxially and fixedly arranged between the spoon wheel and the seed guide wheel, and an annular material slideway which can be used for seeds to slide in and corresponds to the seed poking notch on the seed guide tooth is arranged on one side surface of the seed passing plate facing the spoon wheel; the seed passing plate is provided with a material passing notch along the circumferential direction, so that seeds can fall into the corresponding seed guiding grooves through the material notch under the driving of the seed guiding teeth along the material slide way;

the seed guide teeth are divided into a plurality of groups and are distributed at intervals along the circumferential direction of the spoon wheel, and the circumferential distance of two adjacent groups of seed guide teeth at the position of the seed poking notch is d 2; each group of seed guiding teeth comprises N seed guiding teeth, wherein N is a natural number of 2-6, and the circumferential distance of two adjacent seed guiding teeth in each group at the position of the seed poking notch is d 1; the circumferential spacing d2 is greater than the circumferential spacing d 1; each group of seed guiding teeth on the scoop wheel correspond to at least two seed guiding grooves on the seed guiding wheel.

Preferably, three groups of seed guiding teeth are uniformly distributed on the circumference of the spoon wheel.

Preferably, each group of the seed guiding teeth is provided with 4 seed guiding teeth, two adjacent seed guiding teeth in each group form a pair, and each pair of the seed guiding teeth corresponds to one seed guiding groove on the seed guiding wheel.

Preferably, the width of the material passing notch on the seed passing plate in the circumferential direction is not greater than the width between two adjacent sets of seed guiding teeth.

Preferably, the width of the material passing notch on the seed passing plate in the circumferential direction is not more than the width of one seed guiding groove on the seed guiding wheel.

Preferably, the blank passing notch is a circular groove formed by the blank passing plate surface in a concave manner towards the side of the seed guide wheel, and the cross section of the circular groove is V-shaped or U-shaped.

A corn seed sowing device comprises a frame, a seed sowing shell and the seed sowing assembly; the seed discharging shell is connected with the frame, one side surface of the seed discharging shell is provided with a circular seed discharging groove capable of accommodating the seed discharging assembly, and a seed passing plate of the seed discharging assembly is fixed to cover the opening of the seed discharging groove; the seeding shell is sleeved outside the seed discharging shell, and a plurality of groups of seeding duckbills are arranged on the peripheral surface of the seeding shell at intervals corresponding to the seed guide grooves; the seeding shell is circumferentially inwards positioned between the seed discharging shell and the seeding duckbill and is provided with a seed receiving box corresponding to the seeding duckbill; the seed discharging shell is provided with a feed inlet for feeding to the seed guiding teeth of the seed guiding wheel and a discharge outlet which can be communicated with the seed discharging groove and the seed receiving box; the seed sowing shell and the seed sowing component are coaxially arranged on a rotating shaft, and the rotating shaft is rotatably arranged on the rack.

Preferably, the circumferential seeding distance between two adjacent groups of seeding duckbills on the seeding seed shell corresponding to the seed guide groove is 30-70 cm.

Preferably, the circumferential seeding distance between two adjacent groups of seeding duckbilled parts on the seeding seed shell corresponding to the seed guide grooves is 45-60 cm.

A corn seeding device comprises a host and the corn seed sowing device; the corn seed metering device is installed on the host machine, and the host machine can drive the rotating shaft of the corn seed metering device.

3. Advantageous effects

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model relates to a seed metering subassembly, at first can realize a cave many plants through the cooperation of multiunit seed guide tooth and seed guide groove, the planting mode in a set of many caves, and keep suitable distance between the adjacent two sets of seeds of final seeding department through the circumference interval of adjacent two sets of seed guide intertooth space on the adjustment spoon wheel, both can avoid a cave one plant of the plant technique survival rate low, the problem that leads to maize output to reduce, can avoid again in the many plants in a cave of prior art technique, two adjacent cave intervals are less hour, maize illumination condition is poor, photosynthesis is not enough, when the interval is great, fertility and the insufficient problem of moisture absorption.

(2) The utility model relates to a seed metering subassembly can realize the planting mode of a set of two caves, a cave two trunk or a set of two caves, a cave three trunk, is favorable to the growth of maize most, promotes maize output furthest.

(3) The utility model relates to a maize seed metering ware, the seeding of the cooperation adjustment maize seed through seed metering subassembly and seeding duckbilled is crossed kind, realizes the planting mode of a set of many caves, the many trunk in a cave, promotes maize output.

Drawings

FIG. 1 is a perspective view of a seed metering assembly of the present invention;

FIG. 2 is a perspective view of the scoop wheel of the present invention;

FIG. 3 is a front view of the scoop wheel of the present invention;

fig. 4 is a perspective view of the seed guiding wheel of the present invention;

FIG. 5 is a perspective view of the corn husking apparatus of the present invention;

FIG. 6 is a perspective view of the corn husking apparatus of the present invention;

FIG. 7 is a perspective view of the corn seeder of the present invention;

FIG. 8 is a front view of the corn seeder of the present invention;

fig. 9 is a sectional view taken in the direction B-B in fig. 8.

In the figure:

1. a spoon wheel;

2. seed guiding teeth; 21. a seed poking notch;

3. a seed guide wheel; 31. a seed guiding groove;

4. passing the seed plate; 41. a material chute;

5. passing notch

6. Discharging the seed shells; 61. a feeding port; 62. a discharge port;

7. sowing seed shells;

8. seeding duckbilled.

Detailed Description

In order to make the utility model realize that the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to be understood, the utility model is further explained by combining the embodiment.

Example 1

In the traditional corn planting process, a one-hole one-strain planting mode is generally adopted, the planting mode can obtain better yield under the condition of better environment, but under the condition of worse environment, the one-hole one-strain planting mode can cause a large amount of holes to be generated due to higher death rate of corn seedlings, and finally the corn yield is influenced; therefore, a planting mode with one hole and multiple plants is developed, the planting mode can ensure that each hole has survived seedlings, but other problems also exist: in the planting mode of multiple plants in one hole, when a larger interval is left between two adjacent holes, the concentration of fertility and the sufficient absorption of moisture are not facilitated, and when a smaller interval is left between two adjacent holes, the illumination condition for the growth of corn is influenced, so that the plants cannot be subjected to sufficient photosynthesis; this device improves above-mentioned seeding mode for this reason, realizes the planting mode of a cave many plants, a set of many caves, all leaves suitable clearance between two adjacent caves of adjustment and two adjacent sets of seeds, so both guaranteed that fertility and moisture can concentrate and absorb, also can guarantee that every group seed seedling can both have good illumination condition. In summary, in order to achieve the above-mentioned excellent seeding method, the present apparatus provides a structure as follows:

as shown in figures 1 to 4, a seed metering assembly mainly comprises a spoon wheel 1, a seed guide wheel 3 and a seed passing plate 4.

The seed guiding teeth 2 extend outwards from the spoon wheel 1 along the circumferential direction, and the spoon wheel 1 rotates to stir seeds to move through the seed guiding teeth 2; further in order to prevent that the seed from leading the gap slip between kind tooth 2 at adjacent two, influencing the discharge of seed, set up in the tooth tip of leading kind tooth 2 and dial kind notch 21, dial the shape phase-match of kind notch 21 and maize, so stir the seed through dialling kind notch 21, can play certain limiting displacement.

The seed guide wheel 3 is arranged on one side of the spoon wheel 1, is coaxially arranged with the spoon wheel 1 at a distance, and can synchronously rotate with the spoon wheel 1, wherein the seed guide wheel 3 can be connected with the seed guide wheel 3 through a rotating shaft or other connecting structures, or can be fixedly connected together in an integrated forming mode, and the synchronous rotation of the seed guide wheel 3 and the spoon wheel 1 can be realized; and one side surface of the seed guiding wheel 3 facing the spoon wheel 1 is provided with a seed guiding groove 31 matched with the seed guiding tooth 2 for use, and the seed guiding groove 31 is used for receiving seeds pushed by the seed poking notch 21 on the seed guiding tooth 2.

In order to ensure that seeds stirred by the seed guiding teeth 2 can smoothly enter the corresponding seed guiding grooves 31, the seed passing plate 4 is arranged between the spoon wheel 1 and the seed guiding wheel 3, and one side surface of the seed passing plate 4 facing the spoon wheel 1 is provided with an annular material slide way 41 which can be used for the seeds to slide in and corresponds to the seed stirring notch 21 on the seed guiding teeth 2, so that the seeds can conveniently move on the surface of the seed passing plate 4, and the influence of the vertical movement of the seeds on the further transfer of the seeds is avoided; in order to enable seeds stirred by the seed guide teeth 2 to smoothly enter the seed guide grooves 31, the seed passing plate 4 is provided with a material passing notch 5 along the circumferential direction, the material passing notch 5 is matched with the seed guide teeth 2 and the seed guide grooves 31 and is an annular groove formed by the plate surface of the seed passing plate 4 sinking towards the side of the seed guide wheel 3, the section of the annular groove is V-shaped or U-shaped, the seeds can fall into the corresponding seed guide grooves 31 through the material passing notch 5 under the driving of the seed guide teeth 2 along the material slide rail 41, in order to further prevent the seeds from flowing backwards to the spoon wheel 1 in the seed guide grooves, the width of the material passing notch 5 on the seed passing plate 4 in the circumferential direction is not more than the width between two adjacent groups of the seed guide teeth 2, namely the material passing notch 5 can only pass through the seeds conveyed by one group of the seed guide teeth 2 at most at a time; further, the width of the material passing gap 5 in the circumferential direction is not larger than the width of one seed guiding groove 31 on the seed guiding wheel 3, that is, at most, seeds can pass through one seed guiding groove 31 at the same time.

In order to realize the planting mode of one-hole multi-plant and one-group multi-hole, the seed guiding teeth 2 are divided into a plurality of groups and are distributed at intervals along the circumferential direction of the spoon wheel 1, each group of seed guiding teeth comprises N seed guiding teeth 2, wherein N is a natural number of 2-6, the circumferential distance between every two adjacent seed guiding teeth 2 in each group at the position of the seed poking notch 21 is set as d1, the circumferential distance between every two adjacent groups of seed guiding teeth 2 at the position of the seed poking notch 21 is set as d2, and the circumferential distance d2 is greater than the circumferential distance d1, so that the distance between every two adjacent groups of seeds can be kept in a proper numerical range; and each group of seed guiding teeth 2 on the spoon wheel 1 correspond to at least two seed guiding grooves 31 on the seed guiding wheel 3, so that a group of multiple holes can be ensured.

The best structure mode is that three groups of seed guiding teeth 2 are uniformly distributed on the circumference of the spoon wheel 1, each group of seed guiding teeth 2 is provided with 4 seed guiding teeth 2, two adjacent seed guiding teeth 2 in each group are a pair, each pair of seed guiding teeth 2 corresponds to two seed guiding grooves 31 on the seed guiding wheel 3, so that the planting mode of two plants in one hole and two holes in one group can be realized, and the growth of corn is facilitated.

Example 2

As shown in figures 5 to 9, a corn seed metering device mainly comprises a frame, a seed metering shell 6, a seed metering shell 7 and a seed metering assembly in the embodiment 1.

Wherein the seed discharging shell 6 is connected with the frame, one side surface of the seed discharging shell is provided with a circular seed discharging groove which can accommodate the seed discharging component, and the seed passing plate 4 in the seed discharging component is fixed to cover the opening of the seed discharging groove; the seed discharging shell 6 is also provided with a feeding port 61 and a discharging port 62 for feeding materials to the seed guiding teeth 2 of the seed guiding wheel 3.

The seeding shell 7 and the seed discharging assembly are coaxially arranged on the rotating shaft, the rotating shaft is rotatably arranged on the rack, the seeding shell 7 is sleeved outside the seed discharging shell 6, a plurality of groups of seeding duckbills 8 are arranged on the peripheral surface of the seeding shell at intervals corresponding to the seed guide grooves 31, the seeding duckbills 8 are butted with seeds conveyed by the corresponding seed guide grooves 31 and are in contact with the ground to realize the planting process of digging holes and discharging seeds; the inner side of the circumferential direction of the seed sowing shell 7 is positioned between the seed discharging shell 6 and the seeding duckbill 8 and is provided with a seed receiving box corresponding to the seeding duckbill 8, and the seed receiving box is communicated with the discharge port 62 and the seed discharging groove and used for guiding seeds discharged from the discharge port 62 to enter the seeding duckbill 8.

Wherein the seeding duckbilled 8 can be arranged corresponding to the seed guide groove 31 one by one, namely, the seeding shell 7 provided with the seeding duckbilled 8 rotates synchronously with the seed guide wheel 3 and the spoon wheel 1 to realize corresponding seeding; the seeding duckbilled 8 can also be arranged in a certain quantity proportion with the seed guide groove 31, and the seeding duckbilled receives and broadcasts seeds in the seed guide groove 31 by adjusting the rotating speed ratio between the seeding shell 7 and the seed guide wheel 3 and the spoon wheel 1.

In another possible embodiment, the circumferential seeding distance between two adjacent groups of seeding duckbills 8 on the seeding shell 7 corresponding to the seed guide grooves 31 is 30-70cm, so that the distance between two adjacent groups of finally seeded seeds is 30-70 cm.

In another possible embodiment, the circumferential sowing distance between two adjacent groups of sowing duck-bills 8 on the sowing shell 7 corresponding to the seed guide grooves 31 is 45-60cm, so that the distance between two adjacent groups of finally sown seeds is 45-60 cm.

Example 3

A corn seeding device mainly comprises a host and a corn seed metering device in the embodiment 2. The corn seed metering device is arranged on the host machine, and the host machine can drive the rotating shaft of the corn seed metering device.

In the description of this patent, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "front", "back", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the patent.

In this patent, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather that the principles of the invention are described in the above embodiments and the description, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications are intended to be included within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. A seed metering assembly characterized by: the method comprises the following steps:

the seed guide teeth (2) with seed poking notches (21) extend outwards along the circumferential direction of the spoon wheel (1);

the guide wheel (3) is coaxially arranged with the spoon wheel (1) at a distance and can synchronously rotate; a seed guide groove (31) which is matched with the seed guide teeth (2) for use is arranged on one side surface of the spoon wheel (1) and is used for receiving seeds;

the seed passing plate (4) is coaxially and fixedly arranged between the spoon wheel (1) and the seed guide wheel (3), and one side surface of the seed passing plate facing the spoon wheel (1) is provided with an annular material slide way (41) which can allow seeds to slide in and corresponds to the seed poking notch (21) on the seed guide tooth (2); the seed passing plate (4) is provided with a material passing notch (5) along the circumferential direction, so that seeds can fall into the corresponding seed guiding groove (31) through the material passing notch (5) under the driving of the seed guiding teeth (2) along the material slide way (41);

the seed guiding teeth (2) are divided into a plurality of groups and are distributed at intervals along the circumferential direction of the spoon wheel (1), and the circumferential distance between two adjacent groups of seed guiding teeth (2) at the position of the seed poking notch (21) is d 2; each group of seed guiding teeth (2) comprises N seed guiding teeth (2), wherein N is a natural number of 2-6, and the circumferential distance between every two adjacent seed guiding teeth (2) in each group at the position of the seed poking notch (21) is d 1; the circumferential spacing d2 is greater than the circumferential spacing d 1; each group of seed guiding teeth (2) on the spoon wheel (1) corresponds to at least one seed guiding groove (31) on the seed guiding wheel (3).

2. A seed metering assembly as set forth in claim 1 wherein: three groups of seed guiding teeth (2) are uniformly distributed on the circumference of the spoon wheel (1).

3. A seed metering assembly as set forth in claim 1 wherein: each group of seed guiding teeth (2) is provided with 4 seed guiding teeth (2), two adjacent seed guiding teeth (2) in each group form a pair, and each pair of seed guiding teeth (2) corresponds to two seed guiding grooves (31) on the seed guiding wheel (3).

4. A seed metering assembly as set forth in claim 1 wherein: the width of the material passing gap (5) on the seed passing plate (4) in the circumferential direction is not more than the width between two adjacent groups of seed guiding teeth (2).

5. A seed metering assembly as set forth in claim 4 wherein: the width of the material passing notch (5) on the seed passing plate (4) in the circumferential direction is not more than the width of one seed guiding groove (31) on the seed guiding wheel (3).

6. A seed metering assembly as set forth in claim 5 wherein: and the material passing notch (5) on the seed passing plate (4) faces the annular groove formed by the side recess of the seed guiding wheel (3) for passing the seed plate (4), and the section of the annular groove is V-shaped or U-shaped.

7. A corn seed metering device is characterized in that: comprising a frame, a seed housing (6), a seed housing (7) and a seed assembly according to any one of claims 1 to 6; the seed discharging shell (6) is connected with the frame, one side surface of the seed discharging shell is provided with a circular seed discharging groove capable of accommodating the seed discharging component, and a seed passing plate (4) of the seed discharging component is fixed to cover the opening of the seed discharging groove; the sowing seed shell (7) is sleeved at the outer side of the seed discharging seed shell (6), and a plurality of groups of sowing duckbills (8) are arranged on the peripheral surface of the sowing seed shell at intervals corresponding to the seed guide grooves (31); the inner circumferential side of the sowing seed shell (7) is positioned between the seed discharging shell (6) and the sowing duckbill (8) and is provided with a seed receiving box corresponding to the sowing duckbill (8); a feed inlet (61) for feeding to the seed guide teeth (2) of the seed guide wheel (3) and a discharge outlet (62) capable of communicating the seed discharging groove with the seed receiving box are formed in the seed discharging shell (6); the seed sowing shell (7) and the seed sowing component are coaxially arranged on a rotating shaft, and the rotating shaft is rotatably arranged on the rack.

8. The corn seed meter of claim 7, wherein: the circumferential seeding distance between two adjacent groups of seeding duckbills (8) on the seeding shell (7) corresponding to the seed guide groove (31) is 30-70 cm.

9. A corn seed meter as claimed in claim 7, wherein: the circumferential seeding distance between two adjacent groups of seeding duckbills (8) on the seeding shell (7) corresponding to the seed guide groove (31) is 45-60 cm.

10. The utility model provides a maize seeding equipment which characterized in that: comprising a host and the corn seed meter of any one of claims 7-9; the corn seed metering device is arranged on the host machine, and the host machine can drive a rotating shaft of the corn seed metering device.

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