CN110832973A

CN110832973A - Agricultural small-sized seeder

Info

Publication number: CN110832973A
Application number: CN201911199187.1A
Authority: CN
Inventors: 吴靖芸; 覃莉莉; 李娜; 覃日娜; 李婵
Original assignee: Liuzhou Railway Vocational Technical College
Current assignee: Liuzhou Railway Vocational Technical College
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-02-25

Abstract

The invention discloses an agricultural small seeder, which comprises a shell, wherein wheel frames are arranged at the front end and the rear end below the shell, wheels are arranged at the left end and the right end of each wheel frame, a feed hopper is arranged above the shell, a first cavity and a second cavity are arranged in the shell, the feed hopper is communicated with the first cavity, and the first cavity is positioned above the second cavity. According to the invention, the auger for conveying seeds is arranged in the first chamber, and the discharge hole is arranged on the bottom plate of the first chamber, so that the situation that the seeds are retained in the chamber is effectively reduced; in addition, the auger is driven by the motor to rotate, the seeds in the first cavity are thrown into the discharge hole channel at a constant speed, the cross rod is driven by the disc to move left and right, the baffle is opened and closed, and a plurality of seeds are gathered into a group and then are scattered into the land, so that the density of the sowed seeds is uniform, the seeds are sowed together, and the waste caused by the fact that the seeds do not sprout is avoided.

Description

Agricultural small-sized seeder

Technical Field

The invention belongs to the field of agricultural equipment, and particularly relates to a small-sized seeder for agriculture.

Background

Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants. Agriculture belongs to the first industry, and the science for researching agriculture is agriculture. The agricultural working object is living animals and plants, and the obtained products are the animals and plants. Agriculture is a fundamental industry for supporting national economic construction and development.

In agricultural production, seeding is a very important work, and in the actual planting process, directly put into the storage bucket with the seed, rely on the gravity of seed to slide down along the lateral wall of hopper and fall into the hole, the density of planting the seed is inhomogeneous like this, and then influences the growth of crop, and for this reason, agricultural derives with small-size seeder and solves above-mentioned problem, and the seeder that we looked into at present has: application No.: 201711226873.4, patent name of invention: a seeding device for tobacco planting comprises a bottom plate and the like; the bottom plate bottom is equipped with the wheel, and the bottom plate right-hand member is equipped with the pushing hands, and open on the left of the bottom plate has the through-hole, and bottom plate top left side is equipped with the left socle, and bottom plate top right side is equipped with the right branch frame, and the right branch frame left side is equipped with actuating mechanism, and the middle part is equipped with between left socle and the right branch frame and spills. The seed sowing device disclosed by the invention can drive the seed sowing mechanism to sow seeds through the work of the driving mechanism, the seed sowing is uniform, and the effects of high sowing efficiency and convenience in sowing are achieved. However, the blanking mechanism of the device is closed, so that the feeding is inconvenient to carry out at any time, the seeds are blanked from the side by the self-gravity, the seeds in the box body are detained, the seeds fall onto the screen plate and are distributed unevenly, and finally the distribution of the seeds is not uniform enough.

Disclosure of Invention

The invention aims to solve the technical problems and provides the agricultural small-sized seeder which is simple in structure, convenient to feed, uniform in seed spreading and capable of reducing the workload of a user.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a small-sized seeder for agriculture comprises a shell, wherein wheel frames are arranged at the front end and the rear end below the shell, wheels are arranged at the left end and the right end of each wheel frame, a feed hopper is arranged above the shell, a first cavity and a second cavity are arranged in the shell, the feed hopper is communicated with the first cavity, and the first cavity is positioned above the second cavity; the packing auger is horizontally arranged in the first cavity, a discharge hole is formed in the bottom plate of the first cavity, the top end of the discharge hole is communicated with the first cavity, the bottom end of the discharge hole penetrates through the lower part of the shell and is communicated with the outside, and a material blocking mechanism capable of opening and closing the discharge hole is arranged at the upper part of the discharge hole; the second chamber is communicated with the upper part of the discharging hole channel, a motor, a transmission shaft, a first bevel gear, a rotating rod, a second bevel gear, a disc, a connecting mechanism and a cross rod are arranged in the second chamber, the motor is horizontally arranged on the side wall of the second chamber, the output shaft of the motor is connected with a transmission shaft, the first bevel gear is sleeved on the transmission shaft, the transmission shaft penetrates through the baffle wall between the first chamber and the second chamber and is connected with one end of the packing auger, the other end of the packing auger is rotationally connected with the side wall of the first chamber, the rotating rod is rotationally connected between the top plate and the bottom plate of the second chamber, the upper part of the rotating rod is sleeved with a second bevel gear, the second bevel gear is meshed with the first bevel gear, the lower part of the rotating rod is sleeved with a disc, the side wall of the disc is connected with a cross rod in a sliding mode through a connecting mechanism, and one end, far away from the disc, of the cross rod is connected with a material blocking mechanism; a plowshare is further arranged below the shell and located in front of the discharging hole.

As a further technical scheme, the connecting mechanism comprises a connecting rod and a sliding block, an annular sliding groove matched with the sliding block is formed in the side wall of the disc, the sliding block is clamped in the annular sliding groove, one end of the connecting rod is connected with the sliding block, and the other end of the connecting rod is connected with the transverse rod.

As a further technical scheme, a horizontal sliding groove in the left-right direction is formed in the lower portion of one end, away from the disc, of the cross rod, a supporting rod is arranged at a position corresponding to the horizontal sliding groove, the upper end of the supporting rod is connected with the horizontal sliding groove in a sliding mode, and the lower end of the supporting rod is fixedly connected to a bottom plate of the second cavity.

As a further technical scheme, the material blocking mechanism comprises a swinging rod, a baffle, a first rotating shaft, a second rotating shaft and a third rotating shaft, when the supporting rod is positioned at the left end of the horizontal sliding chute, the baffle horizontally shields the discharge hole channel 5, one end of the baffle is rotatably connected to a bottom plate of the first chamber through the first rotating shaft, and a certain included angle is formed between the swinging rod and the horizontal plane to abut against the lower side of the other end of the baffle; the upper end of the swing rod is hinged with the other end of the baffle through a second rotating shaft, and the lower end of the swing rod is hinged with one end, far away from the disc, of the cross rod through a third rotating shaft.

As a further technical scheme, the swinging rod is abutted against a horizontal plane at a certain included angle of 30-60 degrees.

As a further technical scheme, the side wall of the rear end of the shell is fixedly connected with a handle, and the handle is wrapped with a rubber pad.

As a further technical solution, the above-mentioned modulus ratio of the first bevel gear and the second bevel gear is 3.5: 4.

as a further technical scheme, the lower end of the plowshare is lower than the wheels.

As a further technical scheme, the aperture of the discharging pore channel is 1-1.5 mm.

As a further technical scheme, the top end of the feed hopper is also provided with a cover plate matched with the feed hopper.

Compared with the prior art, the invention has the beneficial effects that:

the invention has the beneficial effects that:

1. the invention has convenient material feeding. The feeding hopper is arranged outside, so that the feeding can be carried out only by being placed from the feeding hopper without multiple operations such as opening the shell and the box body in sequence, and the feeding is convenient and direct; if the rain-proof case is prevented, only one cover plate needs to be additionally arranged on the feed hopper, and the rain-proof case is more convenient to feed than the case from the inside.

2. The invention has even seed spreading and can reduce the workload of a user. According to the invention, the auger for conveying seeds is arranged in the first chamber, and the discharge hole is arranged on the bottom plate of the first chamber, so that the situation that the seeds are retained in the chamber is effectively reduced; moreover, the auger is driven by the motor to rotate, the seeds in the first cavity are thrown into the discharge hole channel at a constant speed, the cross rod is driven by the disc to move left and right, the baffle is opened and closed, and a plurality of seeds are gathered into a group and then are scattered into the land, so that the density of the sowed seeds is uniform, and the seeds are sowed together, thereby avoiding the waste caused by the fact that the seeds do not sprout; in addition, only one discharging hole channel is arranged, so that the seeding number can be effectively controlled.

3. The invention has simple structure and lower cost. The invention only uses conventional parts such as a simple feed hopper, an auger, a motor, a bevel gear and the like, the auger and a material blocking mechanism are simultaneously controlled by one motor, and the transverse and vertical mechanical movement speeds are effectively controlled through the specific ratio of the modulus of the first bevel gear to the modulus of the second bevel gear, so that the seeding number and the seeding interval of seeds are effectively controlled, the aim of uniform seeding is achieved, the mechanical installation is firm, the integral stress is balanced, the service life is long, the price is low, and the invention is suitable for popularization.

4. The push handle is pushed to enable the wheels to rotate, so that the position of the shell is convenient to move, and further the cultivation on the land is convenient.

Drawings

FIG. 1 is a schematic structural view of a small agricultural seeder according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

fig. 4 is an enlarged view at C in fig. 1.

Reference numerals: 1-shell, 2-feed hopper, 3-motor, 4-auger, 5-discharge hole channel, 6-first bevel gear, 7-rotating rod, 8-second bevel gear, 9-disc, 10-connecting mechanism, 1001-connecting rod, 1002-sliding block, 11-cross rod, 12-material stopping mechanism, 1201-oscillating rod, 1202-baffle, 1203-first rotating shaft, 1204-second rotating shaft, 1205-third rotating shaft, 13-ploughshare, 14-wheel frame, 15-wheel, 16-supporting rod, 17-handle, 18-first chamber, 19-second chamber, 20-annular chute, 21-horizontal chute and 22-transmission shaft.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited to the scope of the examples.

Example 1:

as shown in fig. 1-4, a small-sized seeder for agriculture comprises a shell 1, wheel frames are arranged at the front end and the rear end below the shell 1, wheels 15 are arranged at the left end and the right end of each wheel frame 14, a feed hopper 2 is arranged above the shell 1, a first cavity 18 and a second cavity 19 are arranged in the shell 1, the feed hopper 2 is communicated with the first cavity 18, and the first cavity 18 is positioned above the second cavity 19; an auger 4 is horizontally arranged in the first cavity, a discharge hole channel 5 is formed in the bottom plate of the first cavity 18, the top end of the discharge hole channel 5 is communicated with the first cavity 18, the bottom end of the discharge hole channel 5 penetrates through the lower part of the shell 1 to be communicated with the outside, and a material blocking mechanism 12 capable of opening and closing the discharge hole channel 5 is arranged at the upper part of the discharge hole channel 5; the second chamber 19 is communicated with the upper part of the discharging hole passage 5, a motor 3, a transmission shaft 22, a first bevel gear 6 and a rotating rod 7 are arranged in the second chamber 19, the device comprises a second bevel gear 8, a disc 9, a connecting mechanism 10 and a cross rod 11, wherein the motor 3 is horizontally arranged on the side wall of a second chamber 19, a transmission shaft 22 is connected onto an output shaft of the motor 3, a first bevel gear 6 is sleeved on the transmission shaft 22, the transmission shaft 22 penetrates through a blocking wall between the first chamber 18 and the second chamber 19 to be connected with one end of an auger 4, the other end of the auger 4 is rotatably connected with the side wall of the first chamber 18, a rotating rod 7 is rotatably connected between a top plate and a bottom plate of the second chamber 19, the upper part of the rotating rod 7 is sleeved with the second bevel gear 8, the second bevel gear 8 is meshed with the first bevel gear 6, the lower part of the rotating rod 7 is sleeved with the disc 9, the side wall of the disc 9 is slidably connected with the cross rod 11 through the connecting mechanism; a plowshare 13 is arranged below the shell 1, and the plowshare 13 is positioned in front of the discharging hole 5. The connecting mechanism 10 comprises a connecting rod 1001 and a sliding block 1002, an annular sliding groove 20 matched with the sliding block 1002 is formed in the side wall of the disc 9, the sliding block 1002 is clamped in the annular sliding groove 20, one end of the connecting rod 1001 is connected with the sliding block 1002, and the other end of the connecting rod 1001 is connected with the cross rod 11. The lower part of one end of the cross rod 11, which is far away from the disc 9, is provided with a horizontal sliding groove 21 in the left-right direction, a support rod 16 is arranged at a position corresponding to the horizontal sliding groove 21, the upper end of the support rod 16 is connected with the horizontal sliding groove 21 in a sliding manner, and the lower end of the support rod 16 is fixedly connected to the bottom plate of the second chamber 19. The material blocking mechanism 12 comprises a swing rod 1201, a baffle 1202, a first rotating shaft 1203, a second rotating shaft 1204 and a third rotating shaft 1205, when the support rod 16 is positioned at the left end of the horizontal sliding chute 21, the baffle 1202 horizontally blocks the discharge hole 5, one end of the baffle 1202 is rotatably connected to the bottom plate of the first chamber 18 through the first rotating shaft 1203, and the swing rod 1201 forms a certain included angle with the horizontal plane to abut against the lower side of the other end of the baffle 1202; the upper end of the swing rod 1201 is hinged to the other end of the baffle 1202 through a second rotating shaft 1204, and the lower end of the swing rod 1201 is hinged to one end of the cross rod 11 far away from the disc 9 through a third rotating shaft 1205. The swing rod 1201 abuts against the horizontal plane at a certain included angle of 30 °. The side wall of the rear end of the shell 1 is fixedly connected with a handle 17, and the handle 17 is wrapped with a rubber pad. The modulus ratio of the first bevel gear 6 to the second bevel gear 8 is 3.5: 4. the lower end of the plowshare 13 is lower than the wheels 15. The aperture of the discharge duct 5 is 1 mm. The top end of the feed hopper 2 is also provided with a cover plate matched with the feed hopper 2.

In the invention, the angle of the oscillating rod can also be 40 degrees and 60 degrees; the aperture of the discharge duct 5 can also be 1.5 mm.

When planting seeds, the invention pushes the shell 1 to roll the wheels 15, thereby rapidly moving the shell 1, when the shell 1 moves, the plowshare 13 scrapes a pit on a farmland, the motor 3 is opened, the motor 3 drives the packing auger 4 to rotate, the packing auger 4 can uniformly send the seeds in the first chamber 18 to the discharge hole 5, simultaneously the motor 3 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 8 and the rotating rod 7 to rotate, the disc 9 rotates along with the rotating rod 7, the disc 9 pulls the cross rod 11 to move through the connecting rod 1001 and the sliding block 1002 when rotating, under the limit of the supporting rod 16, the cross rod 11 only transversely moves, the cross rod 11 drives the oscillating rod 1201 to move, the oscillating rod 1201 pulls the baffle 1202 to oscillate, thus the seeds falling on the baffle 1202 fall into the pit dug by the plowshare 13 from the discharge hole 5 when oscillating, thereby completing the planting of the seeds, and the planting density is uniform, and several seeds are dropped into a pit through the baffle 1202 to ensure that seeds germinate in the pit.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for 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 thus, should not be construed as limiting the scope of the present invention. It is also to be understood that, unless expressly stated or limited otherwise, the terms "connected" and "coupled" are intended to be open-ended, i.e., may be fixedly connected; can be a detachable connection; or may be a point connection; may be a direct connection; may be indirectly connected through an intermediate medium, may communicate between the two elements, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.

The connection of the devices, which is not described in detail in the present invention, is understood in the conventional manner in the art.

Finally, it should be pointed out that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a small-size seeder is used to agricultural, includes casing (1), the front and back end of casing (1) below is equipped with wheel frame (14), both ends are equipped with wheel (15), its characterized in that about wheel frame (14): a feed hopper (2) is arranged above the shell (1), a first cavity (18) and a second cavity (19) are arranged in the shell (1), the feed hopper (2) is communicated with the first cavity (18), and the first cavity (18) is positioned above the side of the second cavity (19); a packing auger (4) is horizontally arranged in the first cavity, a discharge hole (5) is formed in the bottom plate of the first cavity (18), the top end of the discharge hole (5) is communicated with the first cavity (18), the bottom end of the discharge hole penetrates through the lower part of the shell (1) and is communicated with the outside, and a material blocking mechanism (12) capable of opening and closing the discharge hole (5) is arranged at the upper part of the discharge hole (5); the second cavity (19) is communicated with the upper part of the discharge hole channel (5), a motor (3), a transmission shaft (22), a first bevel gear (6), a rotating rod (7), a second bevel gear (8), a disc (9), a connecting mechanism (10) and a cross rod (11) are arranged in the second cavity (19), the motor (3) is horizontally arranged on the side wall of the second cavity (19), the output shaft of the motor (3) is connected with the transmission shaft (22), the first bevel gear (6) is sleeved on the transmission shaft (22), the transmission shaft (22) penetrates through a blocking wall between the first cavity (18) and the second cavity (19) and is connected with one end of an auger (4), the other end of the auger (4) is rotatably connected with the side wall of the first cavity (18), the rotating rod (7) is rotatably connected between the top plate and the bottom plate of the second cavity (19), the upper part of the rotating rod (7) is sleeved with the second bevel gear (8), the second bevel gear (8) is meshed with the first bevel gear (6), the lower part of the rotating rod (7) is sleeved with a disc (9), the side wall of the disc (9) is connected with a cross rod (11) in a sliding mode through a connecting mechanism (10), and one end, far away from the disc (9), of the cross rod (11) is connected with a material blocking mechanism (12); a plowshare (13) is further arranged below the shell (1), and the plowshare (13) is located in front of the discharging hole (5).

2. The agricultural small seed planter according to claim 1, wherein: connecting mechanism (10) include connecting rod (1001) and slider (1002), annular spout (20) that match with slider (1002) are seted up to the lateral wall of disc (9), slider (1002) joint is in annular spout (20), connecting rod (1001) one end link block (1002), horizontal pole (11) are connected to the other end.

3. The agricultural small seed planter according to claim 2, wherein: horizontal sliding grooves (21) in the left-right direction are formed in the lower portion of one end, far away from the disc (9), of the cross rod (11), a supporting rod (16) is arranged at a position corresponding to the horizontal sliding grooves (21), the upper end of the supporting rod (16) is connected with the horizontal sliding grooves (21) in a sliding mode, and the lower end of the supporting rod (16) is fixedly connected to a bottom plate of the second cavity (19).

4. The agricultural small seed planter according to claim 3, wherein: the material blocking mechanism (12) comprises a swing rod (1201), a baffle (1202), a first rotating shaft (1203), a second rotating shaft (1204) and a third rotating shaft (1205), when the supporting rod (16) is positioned at the left end of the horizontal sliding chute (21), the baffle (1202) horizontally shields the discharge hole channel (5), one end of the baffle (1202) is rotatably connected to a bottom plate of the first chamber (18) through the first rotating shaft (1203), and a certain included angle is formed between the swing rod (1201) and the horizontal plane to abut against the lower side of the other end of the baffle (1202); the upper end of the swing rod (1201) is hinged to the other end of the baffle (1202) through a second rotating shaft (1204), and the lower end of the swing rod (1201) is hinged to one end, far away from the disc (9), of the cross rod (11) through a third rotating shaft (1205).

5. The agricultural small seed planter according to claim 4, wherein: the swinging rod (1201) is abutted with the horizontal plane at a certain included angle of 30-60 degrees.

6. The agricultural small seed planter according to claim 1, wherein: the side wall of the rear end of the shell (1) is fixedly connected with a handle (17), and the handle (17) is wrapped with a rubber pad.

7. The agricultural small seed planter according to claim 1, wherein: the modulus ratio of the first bevel gear (6) to the second bevel gear (8) is 3.5: 4.

8. the agricultural small seed planter according to claim 1, wherein: the lower end of the plowshare (13) is lower than the wheels (15).

9. The agricultural small seed planter according to claim 1, wherein: the aperture of the discharging pore channel (5) is 1-1.5 mm.

10. The agricultural small seed planter according to claim 1, wherein: the top end of the feed hopper (2) is also provided with a cover plate matched with the feed hopper (2).