CN211557969U

CN211557969U - Replaceable seed sowing device

Info

Publication number: CN211557969U
Application number: CN201922349115.2U
Authority: CN
Inventors: 于江龙; 郝文超; 孟祥禹; 伍鑫; 杨慧超
Original assignee: Heilongjiang Fengwo Feifan Agricultural Technology Development Co ltd
Current assignee: Heilongjiang Fengwo Feifan Agricultural Technology Development Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-09-25
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses an alternative seed metering ware, the casing is provided with the chamber that holds of surface about running through, driving motor fixes on the casing, driving motor's output shaft has the hexagonal axle, the hexagonal axle is worn to be established on two vertical lateral walls that hold the chamber, the hexagonal hole has been seted up to the wheel, the hexagonal axle is pegged graft in the hexagonal hole of wheel, the wheel setting is holding the intracavity, be provided with a plurality of first race and a plurality of second race on the wheel, the axis annular array of other winding wheels is equallyd divide to a plurality of first race and a plurality of second race in the periphery side of wheel. Aim at solves the problem that the seed wheel of the seeding apparatus in the prior art has poor adaptability to different seed sizes. The technical effects achieved are as follows: the adaptation to the not equidimension seed has been realized to the removable of wheel, pegs graft in the wheel through the hexagonal axle, can drive the wheel and rotate, can be convenient for again the dismantlement of wheel, and this replacement formula seed metering ware need not to change whole seed metering ware, and the processing cost is low, and the maintenance is simple quick.

Description

Replaceable seed sowing device

Technical Field

The embodiment of the utility model provides a relate to drill machine accessory technical field, concretely relates to replacement formula seed metering ware.

Background

The seed metering ware is the core unit of seeder for carry out even equivalent distribution to the seed of seeder seed incasement, the quality of seeder seeding quality directly depends on the performance of seed metering ware good and bad, the seed metering ware of drilling machine among the prior art and seed metering ware formula as an organic whole, only can realize the regulation of volume of broadcasting size, can't be applicable to the seed of equidimension not, the seed of great granule and the seed of less granule often need change different seed metering ware and just can satisfy the user demand, and just can realize carrying out the seed metering ware that adapts to different seed sizes one kind less only to change the seed metering ware.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an alternative seed metering ware to seed metering ware kind wheel is to the poor problem of different seed size adaptability among the solution prior art.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

according to a first aspect of the embodiments of the present invention, an alternative seed sowing device comprises a shell, a seed wheel, a driving motor and a hexagonal shaft; the casing is provided with the chamber that holds that runs through upper and lower surface, driving motor fixes on the casing, driving motor's output shaft has the hexagonal axle, the hexagonal axle is worn to be established on two vertical lateral walls that hold the chamber, the hexagonal hole has been seted up to the wheel, the hexagonal axle is pegged graft at the hexagonal hole of wheel, the wheel setting is holding the intracavity, be provided with a plurality of first race and a plurality of second race on the wheel, the axis annular array of respectively around the wheel is equallyd divide to a plurality of first race and a plurality of second race in the periphery side of wheel.

Furthermore, the first wheel groove and the second wheel groove are grooves with the same shape, and the first wheel groove and the second wheel groove are arranged in a staggered mode in sequence.

Further, the seed sowing device comprises a seed tongue, a tensioning spring and an adjusting plate, wherein the seed tongue is rotatably connected to a shell, one side face of the seed tongue abuts against the outer cylindrical surface of the seed wheel, the adjusting plate is fixed at one end of a rotating shaft of the seed tongue, a spring pulling plate protrudes out of the side face of the shell, the spring pulling plate and the adjusting plate are located on the same side face of the shell, the spring pulling plate is located on the lower side of the adjusting plate, one end of the tensioning spring is connected with the adjusting plate, and the other end of the tensioning spring is connected with the spring pulling plate.

Further, the clamping device further comprises a holding plate, the holding plate is arranged on the surface, provided with the spring pulling plate, of the shell, the holding plate is located on the upper side of the adjusting plate, and an included angle is formed between the extending direction of the holding plate and the extending direction of the adjusting plate.

Further, still include the hybrid chamber, the hybrid chamber sets up in the uncovered department in the below of casing, is provided with air-supply line and seed metering pipe on the hybrid chamber, and air-supply line and the coaxial setting of seed metering pipe, the axis is parallel to each other with the axis of wheel jointly of air-supply line and seed metering pipe, and the air-supply line is used for and fan export intercommunication, and the seed metering pipe is used for and seed deconcentrator intercommunication.

Further, the wheel includes connector and runner, and the runner rotates to be connected at the connector middle part, and the diameter of runner is less than the diameter of connector, is provided with the baffle on the connector, and the baffle butt is provided with a plurality of first slots and a plurality of second slots at the periphery side of runner on the runner, and hexagonal hole has been seted up in runner center department, and the runner passes through the hexagonal hole and pegs graft on the hexagonal axle.

Further, still include the encoder, the encoder is fixed at the other end of driving motor output shaft, and the encoder is used for detecting the rotational speed of wheel.

Further, still include the apron, the casing is provided with the maintenance hole of having seted up on the surface of gripping the board, and the diameter in maintenance hole is greater than the external diameter of wheel, and the connection can be dismantled on the casing to the apron, and the apron will be maintained the hole and seal, offers the round hole that is used for the hexagonal axle to pass on the apron.

Further, still include the bearing frame, the bearing frame sets up between driving motor and casing, and driving motor passes through the bearing frame and connects on the casing.

Further, still include the connecting plate, the upper surface of casing is provided with two connecting plates, has seted up a plurality of connecting holes on two connecting plates respectively.

The utility model has the advantages of as follows: through the utility model discloses a wheel is removable, has realized the adaptation to not equidimension seed, pegs graft in the wheel through the hexagonal axle, can drive the rotation of wheel, can be convenient for again the dismantlement of wheel, and this replacement formula seed metering ware need not to change whole seed metering ware, and the processing cost is low, and the maintenance is simple quick.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a perspective view of an alternative seed sowing device according to some embodiments of the present invention.

Fig. 2 is a structural diagram of a large-displacement seed wheel of an alternative seed sowing device according to some embodiments of the present invention.

Fig. 3 is an exploded view of an alternative seed meter according to some embodiments of the present invention.

Fig. 4 is a front view of an alternative seed meter according to some embodiments of the present invention.

Fig. 5 is a top view of an alternative seed meter according to some embodiments of the present invention.

Fig. 6 is a right side view of an alternative seed meter according to some embodiments of the present invention.

Fig. 7 is a perspective view of an alternative seed sowing device according to another embodiment of the present invention.

Fig. 8 is a diagram of a small displacement wheel structure of an alternative seed metering device according to further embodiments of the present invention.

Fig. 9 is an exploded view of an alternative seed meter according to further embodiments of the present invention.

In the figure: 1. the device comprises a shell, 2, wheels, 3, a driving motor, 4, an encoder, 5, an air inlet pipe, 6, a mixing cavity, 7, a seed discharging pipe, 8, a spring pulling plate, 9, an adjusting plate, 10, a holding plate, 11, a first wheel groove, 12, a second wheel groove, 13, a hexagonal hole, 14, a connecting body, 15, a tensioning spring, 16, a seed tongue, 17, a hexagonal shaft, 18, a cover plate, 19, a bearing seat, 20 and a connecting plate.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

As shown in fig. 1 to 6, the alternative seed sowing device in the embodiment comprises a shell 1, a seed wheel 2, a driving motor 3 and a hexagonal shaft 17; the casing 1 is provided with a containing cavity penetrating through the upper surface and the lower surface, the driving motor 3 is fixed on the casing 1, an output shaft of the driving motor 3 is connected with a hexagonal shaft 17, the hexagonal shaft 17 is arranged on two vertical side walls of the containing cavity in a penetrating manner, the wheel 2 is provided with a hexagonal hole 13, the hexagonal shaft 17 is inserted in the hexagonal hole 13 of the wheel 2, the wheel 2 is arranged in the containing cavity, the wheel 2 is provided with a plurality of first wheel grooves 11 and a plurality of second wheel grooves 12, the plurality of first wheel grooves 11 and the plurality of second wheel grooves 12 are respectively arranged on the periphery side of the wheel 2 around the axis of the wheel 2 in an annular array manner, the driving motor 3 in the embodiment is a motor with a reduction gearbox, for example, the reduction gearbox is in the form of a worm gear; the plurality of first wheel grooves 11 and the plurality of second wheel grooves 12 are arranged in an equally spaced array.

In this embodiment, when needing to change wheel 2, pull down wheel 2 from hexagonal axle 17, change the wheel 2 of equidimension race not can, the size of first race 11 and second race 12 is confirmed according to seed size and discharge capacity, and the race that great granule seed corresponds is great, and the race that less granule seed corresponds is less.

The technical effect that this embodiment reaches does: through the removable of the wheel 2 of this embodiment, realized not equidimension seed adaptation, peg graft in wheel 2 through hexagonal axle 17, can drive wheel 2 and rotate, the dismantlement of wheel 2 of can being convenient for again, this replacement formula seed metering ware need not to change whole seed metering ware, and the processing cost is low, and the maintenance is simple quick.

Example 2

As shown in fig. 1 to 6, the alternative seed sowing device in this embodiment includes all the technical features of embodiment 1, except that the first wheel groove 11 and the second wheel groove 12 are grooves with the same shape, for example, elongated grooves with semicircular cross sections, and the first wheel groove 11 and the second wheel groove 12 are sequentially arranged in a staggered manner, as shown in fig. 2, where the staggered arrangement means that the extension line of the first wheel groove 11 and the extension line of the second wheel groove 12 are not on the same straight line, and the connection line of two adjacent first grooves and the connection line of two adjacent second grooves are parallel to each other but not on the same straight line; the seed sowing device is characterized by further comprising a seed tongue 16, a tensioning spring 15 and an adjusting plate 9, wherein the seed tongue 16 is rotatably connected to the shell 1, one side surface of the seed tongue 16 is provided with an arc surface and abuts against the outer cylindrical surface of the seed wheel 2, the adjusting plate 9 is fixed at one end of a rotating shaft of the seed tongue 16, a spring pull plate 8 protrudes from the side surface of the shell 1, the spring pull plate 8 and the adjusting plate 9 are located on the same side surface of the shell 1, the spring pull plate 8 is located on the lower side of the adjusting plate 9, one end of the tensioning spring 15 is connected with the adjusting plate 9, the other end of the tensioning spring 15 is connected with the spring pull plate 8, two holes for hanging springs are formed in the spring pull plate 8, and similarly, two holes for hanging springs; the clamping device further comprises a holding plate 10, the holding plate 10 is arranged on the surface, provided with the spring pull plate 8, of the shell 1, the holding plate 10 is located on the upper side of the adjusting plate 9, and an included angle is formed between the extending direction of the holding plate 10 and the extending direction of the adjusting plate 9; the spring pulling plate 8 and the holding plate 10 in the embodiment are both integrally cut and formed on the side surface of the shell 1.

The beneficial effects in this embodiment are: the first wheel grooves 11 and the second wheel grooves 12 are arranged in a staggered mode, so that the dropping uniformity of seeds in the seed sowing device is improved, and the phenomenon of seed sowing congestion caused by overlong wheel grooves is avoided; by arranging the tension spring 15, the elastic butt between the seed tongue 16 and the seed wheel 2 is realized, the contact force between the seed tongue 16 and the seed wheel 2 is enhanced, and the hard extrusion caused by the dislocation of the seed tongue 16 and the seed wheel 2 is avoided; through setting up the board 10 of gripping, for providing supplementary application of force position that grips when adjusting the position of adjusting plate 9, reduced the required dynamics of adjustment plate 9.

Example 3

As shown in fig. 1 to 6, the alternative seed sowing device in the present embodiment includes all the technical features of embodiment 2, in addition, it further includes a mixing chamber 6, the mixing chamber 6 is disposed at the lower opening of the casing 1, the mixing chamber 6 is provided with an air inlet pipe 5 and a seed sowing pipe 7, the air inlet pipe 5 and the seed sowing pipe 7 are coaxially disposed, the common axis of the air inlet pipe 5 and the seed sowing pipe 7 is parallel to the axis of the seed wheel 2, the air inlet pipe 5 is used for communicating with the outlet of the fan, the seed sowing pipe 7 is used for communicating with the seed disperser, in this embodiment, the upper end of the mixing chamber 6 is provided with an opening, the opening is communicated with the lower end opening end of the shell 1, the seeds enter the mixing cavity 6 after the seed wheel 2 rotates, the fan blows air from the air inlet pipe 5, the seeds falling to the mixing cavity 6 are discharged through the seed discharging pipe 7 under the action of the air force, and then the seeds are distributed to each seeding monomer through the seed disperser.

The beneficial effects in this embodiment are: through the arrangement of the mixing cavity 6, uniform seed flow is formed by the seeds after falling and wind discharged by the fan, the air tightness of the pneumatic central centralized-row type seed metering is improved, and an effective mixing space is provided for mixing the seeds and air flow.

Example 4

As shown in fig. 7 to 9, the alternative seed sowing device in the present embodiment includes all the technical features of embodiment 1, in addition, the seed wheel 2 includes a connecting body 14 and a rotating wheel, the rotating wheel is rotatably connected to a middle portion of the connecting body 14, a diameter of the rotating wheel is smaller than a diameter of the connecting body 14, a baffle is arranged on the connecting body 14, the baffle abuts against an outer circumferential side of the rotating wheel, a plurality of first wheel grooves 11 and a plurality of second wheel grooves 12 are arranged on the rotating wheel, a hexagonal hole 13 is arranged at a center of the rotating wheel, the rotating wheel is inserted into a hexagonal shaft 17 through the hexagonal hole 13, and two ends of the connecting body 14 are fixed on the casing 1.

The beneficial effects in this embodiment are: through setting up different baffle sizes, realized setting up the race of equidimension not on the different runners, adapted to the seed of different granule sizes, when the seed is less, need not to set up a lot of races on wheel 2, avoided the higher mould processing cost that the race is less but the great production of wheel 2.

Example 5

As shown in fig. 1 to 9, the alternative seed sowing device in this embodiment includes all the technical features of

embodiment

3 or 4, and in addition, further includes an encoder 4, the encoder 4 is fixed at the other end of the output shaft of the driving motor 3, and the encoder 4 is used for detecting the rotation speed of the seed wheel 2; the wheel hub is characterized by further comprising a cover plate 18, wherein the surface, provided with the holding plate 10, of the shell 1 is provided with a maintenance hole, the diameter of the maintenance hole is larger than the outer diameter of the wheel 2, the cover plate 18 is detachably connected to the shell 1 through a bolt, the maintenance hole is sealed through the cover plate 18, a round hole for the hexagonal shaft 17 to penetrate through is formed in the cover plate 18, the cover plate 18 only needs to be detached when the wheel 2 is replaced, and then the wheel 2 is taken down; the device also comprises a bearing seat 19, wherein the bearing seat 19 is arranged between the driving motor 3 and the shell 1, and the driving motor 3 is connected to the shell 1 through the bearing seat 19; the shell is characterized by further comprising two connecting plates 20, wherein the two connecting plates 20 are arranged on the upper surface of the shell 1, and a plurality of connecting holes are formed in the two connecting plates 20 respectively.

The beneficial effects in this embodiment are: the matching of the rotating speed of the seed wheel 2 and the advancing speed of the seeder is realized by arranging the encoder 4; by arranging the cover plate 18, a quick replacement position is provided for replacement of the wheel 2, and the difficulty of maintenance is reduced; the bearing seat 19 is arranged, so that the power transmission stability of the driving motor 3 is improved; by providing the connecting plate 20, a stable fixing position is provided for fixing the seed sowing device on the frame of the seed drill.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

Claims

1. An alternative seed sowing device is characterized by comprising a shell (1), a seed wheel (2), a driving motor (3) and a hexagonal shaft (17); casing (1) is provided with the chamber that holds that runs through upper and lower surface, driving motor (3) are fixed on casing (1), driving motor's (3) output shaft has hexagonal axle (17), hexagonal axle (17) wear to establish on two vertical lateral walls that hold the chamber, hexagonal hole (13) have been seted up in wheel (2), hexagonal axle (17) are pegged graft in hexagonal hole (13) of wheel (2), wheel (2) set up hold the intracavity, be provided with a plurality of first race (11) and a plurality of second race (12) on wheel (2), it is a plurality of first race (11) and a plurality of second race (12) are equallyd divide and do not wind axis annular array of wheel (2) is in the periphery side of wheel (2).

2. An alternative seed sowing device according to claim 1, wherein the first wheel groove (11) and the second wheel groove (12) are grooves with the same shape, and the first wheel groove (11) and the second wheel groove (12) are arranged in a staggered way in sequence.

3. The replaceable seed sowing device according to claim 2, further comprising a seed tongue (16), a tension spring (15) and an adjusting plate (9), wherein the seed tongue (16) is rotatably connected to the casing (1), one side surface of the seed tongue (16) abuts against the outer cylindrical surface of the seed wheel (2), one end of a rotating shaft of the seed tongue (16) is fixed with the adjusting plate (9), a spring pulling plate (8) protrudes from the side surface of the casing (1), the spring pulling plate (8) and the adjusting plate (9) are located on the same side surface of the casing (1), the spring pulling plate (8) is located on the lower side of the adjusting plate (9), one end of the tension spring (15) is connected with the adjusting plate (9), and the other end of the tension spring (15) is connected with the spring pulling plate (8).

4. An alternative seed sowing device according to claim 3, further comprising a holding plate (10), wherein the holding plate (10) is arranged on the surface of the casing (1) on which the spring pulling plate (8) is arranged, the holding plate (10) is arranged on the upper side of the adjusting plate (9), and an included angle is arranged between the extending direction of the holding plate (10) and the extending direction of the adjusting plate (9).

5. The replaceable seed sowing device according to claim 1, further comprising a mixing chamber (6), wherein the mixing chamber (6) is arranged at a lower opening of the casing (1), an air inlet pipe (5) and a seed sowing pipe (7) are arranged on the mixing chamber (6), the air inlet pipe (5) and the seed sowing pipe (7) are coaxially arranged, a common axis of the air inlet pipe (5) and the seed sowing pipe (7) is parallel to an axis of the seed wheel (2), the air inlet pipe (5) is used for communicating with a fan outlet, and the seed sowing pipe (7) is used for communicating with a seed disperser.

6. The replaceable seed sowing device according to claim 1, wherein the seed sowing wheel (2) comprises a connecting body (14) and a rotating wheel, the rotating wheel is rotatably connected to the middle part of the connecting body (14), the diameter of the rotating wheel is smaller than that of the connecting body (14), a baffle is arranged on the connecting body (14), the baffle abuts against the outer peripheral side of the rotating wheel, a plurality of first wheel grooves (11) and a plurality of second wheel grooves (12) are arranged on the rotating wheel, a hexagonal hole (13) is formed in the center of the rotating wheel, and the rotating wheel is inserted into the hexagonal shaft (17) through the hexagonal hole (13).

7. An alternative seed sowing device according to claim 1, further comprising an encoder (4), wherein the encoder (4) is fixed at the other end of the output shaft of the driving motor (3), and the encoder (4) is used for detecting the rotating speed of the seed wheel (2).

8. The replaceable seed sowing device according to claim 4, further comprising a cover plate (18), wherein the surface of the casing (1) provided with the holding plate (10) is provided with maintenance holes, the diameter of the maintenance holes is larger than the outer diameter of the seed wheel (2), the cover plate (18) is detachably connected to the casing (1), the maintenance holes are sealed by the cover plate (18), and the cover plate (18) is provided with a round hole for the hexagonal shaft (17) to pass through.

9. An alternative seed meter according to claim 1, characterized in that it further comprises a bearing seat (19), said bearing seat (19) being provided between said drive motor (3) and said housing (1), said drive motor (3) being connected to said housing (1) through said bearing seat (19).

10. The replaceable seed sowing device according to claim 1, further comprising a connecting plate (20), wherein two connecting plates (20) are arranged on the upper surface of the shell (1), and a plurality of connecting holes are respectively formed on the two connecting plates (20).