阅读说明：本技术 农业用小型播种机 (Agricultural small-sized seeder ) 是由 吴靖芸 覃莉莉 李娜 覃日娜 李婵 于 2019-11-29 设计创作，主要内容包括：本发明公开一种农业用小型播种机,包括壳体,所述壳体下方的前后端设有车轮架,所述车轮架的左右两端设有车轮,所述壳体上方设有进料斗,所述壳体内设有第一腔室和第二腔室,所述进料斗与第一腔室连通,所述第一腔室位于第二腔室的侧上方。本发明在第一腔室内设置了用于输送种子的绞龙,并且出料孔道设置在第一腔室的底板上,这样就有效的减少了种子滞留在腔室内的情况；再者,本发明通过电机带动绞龙转动,将第一腔室中的种子匀速地投入出料孔道中,并通过圆盘带动横杆左右来回移动,进而开闭挡板,几个种子聚成一团后洒落到土地中,这样播种种子的密度均匀,且几个种子种到一起,避免有种子不发芽而浪费。(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.)

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).

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.