Quantitative seed seeder

Abstract

The utility model belongs to the technical field of seeders, and particularly relates to a seed quantitative seeder which comprises a rack, a seed box is mounted on the rack, traveling wheels are mounted at the bottom of the front end of the rack, a seed metering mechanism is mounted at the bottom in the seed box, and the bottom end of the seed metering mechanism is connected with a top inlet of a quantitative seeding structure mounted at the bottom of the seed box. An annular switch gate used for controlling seeds in a seed box to enter the quantitative sowing structure is installed in the seed discharging mechanism, and the two ends of the walking wheel are in transmission connection with a quantitative sowing disc in the quantitative sowing structure through a transmission structure. The seed metering mechanism discharges seeds from the seed box in order, the motor is used for controlling the opening and closing of the seed metering window, and the motor drives the stirring blades to rotate in the seed metering pipe, so that the seed metering pipe is prevented from being blocked due to accumulation of the seeds; the walking wheel drives the quantitative seeding disc to rotate in the shell through the transmission mechanism, so that seeds discharged by the seed discharging mechanism are quantitatively received, sequential quantitative seeding is performed through the seeding pipe, and the seeding uniformity and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to seeding tool technical field, concretely relates to a kind of seed quantitative seed sower. BACKGROUND

[0002] Seeding is the operation that seeding material is timely sowed in soil according to certain quantity and mode.Seeding appropriateness directly influences the growth and development and yield of crop.To improve seeding quality,seed treatment,as well as preparation of labor,animal power and seeding machine and the like should be done well before seeding in addition to fine land preparation.

[0003] In agricultural planting activity,seeds need to be sowed,after adding some intelligent control components to the existing seed sower,quantitative seeding can be realized,however,seed jamming or accumulation phenomenon is likely to occur in the process of seeding,which affects the uniformity and efficiency of seeding.

[0004] For this problem,seed quantitative seed sower is improved by the person skilled in the art. SUMMARY

[0005] To solve the problems presented in the above background art, the utility model provides a seed quantitative seed sower, which sequentially discharges seeds from a seed box through a seed discharge mechanism, controls the opening and closing of a seed discharge window by a motor, and rotates a stirring blade in the seed discharge pipe driven by the motor to prevent the seed discharge pipe from being blocked by the accumulation of seeds. The walking wheel drives the quantitative seed distribution disc to rotate in the shell through a transmission mechanism, which can quantitatively receive the seeds discharged by the seed discharge mechanism and sequentially quantitatively sow the seeds through the seed discharge pipe, thereby improving the uniformity and efficiency of seeding.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a seed quantitative seed sower, comprising a rack, a seed box installed on the rack, a walking wheel installed at the bottom of the front end of the rack, a seed discharge mechanism installed on the inner bottom of the seed box, a quantitative seed distribution structure connected to the top inlet of the seed discharge mechanism at the bottom of the seed box, an annular switch gate installed inside the seed discharge mechanism for opening and closing the seed discharge mechanism, and a quantitative seed distribution disc connected to the transmission structure at both ends of the walking wheel and inside the quantitative seed distribution structure.

[0007] As a preferred scheme, the seed discharge mechanism comprises a motor, an annular switch gate, and a stirring blade; the seed discharge mechanism is fixed on the inner bottom of the seed box, the motor is installed in the hollow cavity of the seed discharge mechanism, the motor drive shaft end is provided with the annular switch gate and the stirring blade; the seed discharge mechanism is provided with a seed discharge window at both sides on the inner bottom of the seed box, the annular switch gate is rotatably attached to the inner wall of the hollow cavity of the seed discharge mechanism for opening and closing the seed discharge window, and the annular switch gate is provided with a seed inlet; the bottom end of the seed discharge mechanism is connected to the quantitative seed distribution structure through a seed discharge pipe penetrating through the seed box; and the top of the seed discharge mechanism is provided with a cap.

[0008] As a preferred scheme, the quantitative seeding structure comprises a shell, the quantitative seeding disc is rotatably arranged in the shell, seed grooves are arranged on the middle part of the periphery of the quantitative seeding disc, the top inlet of the shell is connected with the seed discharge pipe at the bottom end of the seed discharge mechanism, and the seed discharge pipe is arranged at the seeding port at the bottom of the shell.

[0009] As a preferred scheme, the walking wheel is arranged at the bottom of the front end of the frame through a wheel shaft, the transmission structure comprises a driving gear, a driven gear and a gear transmission belt, the driving gear is arranged at the two ends of the wheel shaft, the driven gear is arranged at the two ends of a driven shaft penetrating through the quantitative seeding structure through a bearing, the driving gear and the driven gear are provided with the gear transmission belt, and the quantitative seeding disc is fixedly connected with the driven shaft.

[0010] As a preferred scheme, the handrail is arranged above the rear end of the frame, and the soil covering wheel is arranged at the bottom of the rear end of the frame.

[0011] Compared with the prior art, the quantitative seeding device has the beneficial effects that:

[0012] The seed is orderly discharged from the seed box through the seed discharge mechanism, the switch seed discharge window is controlled by the motor, the motor drives the stirring blade to rotate in the seed discharge pipe, and the seed accumulation in the seed discharge pipe is prevented, the walking wheel drives the quantitative seeding disc to rotate in the shell through the transmission mechanism, the seed discharged by the seed discharge mechanism can be quantitatively received, and the seeds are sequentially and quantitatively seeded through the seed discharge pipe, so that the uniformity and efficiency of seeding are improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the structure that the seed discharge mechanism is connected with the quantitative seeding structure in the utility model;

[0015] Figure 3 It is a schematic diagram of the longitudinal section structure in the utility model; Figure 2

[0016] Figure 4 It is a schematic diagram of the top view structure of the utility model;

[0017] Figure 5 It is a schematic diagram of the section structure of the A-A plane in the utility model; Figure 4

[0018] Figure 6 It is a schematic diagram of the internal structure of the seed discharge mechanism in the utility model;

[0019] Figure 7 It is a schematic diagram of the overall front view structure of the utility model.

[0020] EXPLANATION OF REFERENCE NUMBERS: ​​

[0021] 1, frame; 11, armrest; 12, earthing wheel;

[0022] 2, seed box;

[0023] 3, seed discharge mechanism; 31, seed discharge window; 32, motor; 33, cap; 34, drive shaft; 35, annular switch gate; 36, stirring blade; 37, seed discharge pipe; 38, seed inlet;

[0024] 4, metering seeding structure; 41, shell; 42, metering seeding disc; 43, seed groove; 44, seeding port;

[0025] 5, walking wheel; 51, wheel shaft;

[0026] 6, transmission structure; 61, transmission gear; 62, driven gear; 63, gear transmission belt; 64, driven shaft;

[0027] 7, seeding pipe. DETAILED DESCRIPTION

[0028] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0029] Embodiment 1

[0030] Please refer to Figures 1-7 The present application provides the following technical scheme: a seed metering seeder, comprising a frame 1, a seed box 2 is installed on the frame 1, a walking wheel 5 is installed at the bottom of the front end of the frame 1, a seed discharge mechanism 3 is installed on the inner bottom of the seed box 2, the bottom end of the seed discharge mechanism 3 is connected with the top inlet of a metering seeding structure 4 installed at the bottom of the seed box 2, an annular switch gate 35 is installed inside the seed discharge mechanism 3 for opening and closing control of the seed in the seed box 2 into the metering seeding structure 4, the walking wheel 5 is drivingly connected with a metering seeding disc 42 inside the metering seeding structure 4 through a transmission structure 6; in this embodiment, the seeds are orderly discharged from the seed box 2 through the seed discharge mechanism 3, the motor 32 is used to control the opening and closing of the seed discharge, the stirring blade 36 is driven to rotate in the seed discharge pipe 37 to prevent the seed from accumulating in the seed discharge pipe and causing the seed discharge to be blocked; the walking wheel 5 drives the metering seeding disc 42 to rotate in the shell 41 through the transmission mechanism 6, which can realize the metering receiving of the seeds discharged by the seed discharge mechanism 3, and the seeds are sequentially metered and seeded through the seeding pipe 7, thereby improving the uniformity and efficiency of the seeding.

[0031] In the embodiment, the seed dispensing mechanism 3 comprises a motor 32, an annular switch gate 35 and a stirring blade 36. The seed dispensing mechanism 3 is fixed on the bottom of the seed box 2. The motor 32 is installed in the hollow cavity of the seed dispensing mechanism 3. The annular switch gate 35 and the stirring blade 36 are installed on the end of the driving shaft 34 of the motor 32. The seed dispensing mechanism 3 is provided with a seed dispensing window 31 on the bottom of the seed box 2. The annular switch gate 35 is rotatably attached to the inner wall of the hollow cavity of the seed dispensing mechanism 3 to open and close the seed dispensing window 31. The annular switch gate 35 is provided with a seed inlet 38. The seed dispensing mechanism 3 is connected with the quantitative seeding structure 4 through the seed dispensing pipe 37. The top of the seed dispensing mechanism 3 is provided with a cap 33. The motor 32 in the seed dispensing mechanism 3 is started to drive the annular switch gate 35 to rotate. When the seed inlet 38 on the annular switch gate 35 is aligned with the seed dispensing window 31, the seeds in the seed box 2 enter the seed dispensing mechanism 3. The motor 32 drives the annular switch gate 35 to continue to rotate to close the seed dispensing window 31, and drives the stirring blade 36 below the seed dispensing mechanism 3 to stir the seeds in the seed dispensing pipe 37 to prevent the seeds from being accumulated in the seed dispensing pipe to cause the seed dispensing to be blocked.

[0032] In the embodiment, the quantitative seeding structure 4 comprises a shell 41 and a quantitative seeding disc 42 rotatably installed in the shell 41. The quantitative seeding disc 42 is provided with seed grooves 43 on the middle part of the periphery. The top inlet of the shell 41 is connected with the seed dispensing pipe 37 at the bottom end of the seed dispensing mechanism 3. The bottom seeding port 44 of the shell 41 is connected with the seeding pipe 7. The seeds fall along the seed dispensing pipe 37 into the seed grooves 43 on the quantitative seeding disc 42 in the quantitative seeding structure 4. The seed grooves 43 on the quantitative seeding disc 42 are all the same, so the amount of seeds received each time is also the same. During the forward movement of the walking wheel 5, the walking wheel 5 drives the quantitative seeding disc 42 to rotate in the shell 41 through the transmission mechanism 6 to realize the quantitative receiving of the seeds discharged by the seed dispensing mechanism 3 and sequentially quantitatively seed through the seeding pipe 7 to improve the uniformity and efficiency of seeding.

[0033] In the embodiment, the walking wheel 5 is installed on the front end bottom of the frame 1 through the wheel shaft 51. The transmission mechanism 6 comprises a transmission gear 61, a driven gear 62 and a gear transmission belt 63. The transmission gear 61 is installed on both ends of the wheel shaft 51. The driven gear 62 is installed on both ends of the driven shaft 64 penetrating through the quantitative seeding structure 4 through bearings. The transmission gear 61 and the driven gear 62 are provided with the gear transmission belt 63. The quantitative seeding disc 42 is fixedly connected with the driven shaft 64. The walking wheel 5 drives the wheel shaft 51 to rotate. The wheel shaft 51 drives the transmission gear 61 to rotate. The transmission gear 61 drives the driven shaft 64 to rotate through the gear transmission belt 63 and the driven gear 62 to drive the quantitative seeding disc 42 to rotate in the quantitative seeding structure 4.

[0034] In the embodiment, the handrail 11 is installed on the upper end of the rear end of the frame 1, and the soil covering wheel 12 is installed on the bottom of the rear end of the frame 1.

[0035] In addition, the electric control distribution box electrically connected with the motor 32 is installed on the frame 1.

[0036] The working principle and use process of the utility model are as follows: in use, the staff pushes to the seeding land through the handrail 11 and the walking wheel 5; the seeds are added into the seed box 2, the motor 32 in the seed metering mechanism 3 is started to drive the annular switch gate 35 to rotate, when the annular switch gate 35 rotates, the seed inlet 38 formed in the annular switch gate 35 is aligned with the seed metering window 31, the seeds in the seed box 2 enter the seed metering mechanism 3, the motor 32 drives the annular switch gate 35 to continue rotating to close the seed metering window 31, meanwhile, the stirring blade 36 below the seed metering mechanism 3 is driven to stir the seeds in the seed metering pipe 37, so as to prevent the seed metering pipe from being blocked by the accumulated seeds; after the seeds fall, the seeds enter the seed groove 43 on the quantitative seed sowing disc 42 in the quantitative seed sowing structure 4 along the seed metering pipe 37; the motor 32 drives the annular switch gate 35 to rotate half a circle to open the seed metering window 31 on both sides of the seed metering mechanism 3 to seed every time; then the seed quantity is kept relatively consistent every time, and the time of opening and closing the seed metering window 31 is set to ensure that the seed quantity discharged every time is equal to the seed quantity received by the seed groove 43 on the quantitative seed sowing disc 42. Moreover, the seed grooves 43 on the quantitative seed sowing disc 42 are all set identically, so the seed receiving quantity is also identical every time; in the forward movement process of the walking wheel 5, the walking wheel 5 drives the quantitative seed sowing disc 42 to rotate in the shell 41 through the transmission mechanism 6, so as to realize the quantitative receiving of the seeds discharged by the seed metering mechanism 3, and the seeds are sequentially sowed through the seed metering pipe 7, thereby improving the uniformity and efficiency of seeding.

[0037] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A seed metering planter, comprising a frame (1), a seed box (2) mounted on the frame (1), and wheels (5) mounted on the bottom front end of the frame (1), characterized in that: The seed box (2) is equipped with a seed metering mechanism (3) at the bottom. The bottom end of the seed metering mechanism (3) is connected to the top inlet of the quantitative sowing structure (4) installed at the bottom of the seed box (2). The seed metering mechanism (3) is equipped with a ring switch (35) for switching control of the seeds in the seed box (2) entering the quantitative sowing structure (4). The two ends of the walking wheel (5) are connected to the quantitative sowing disc (42) inside the quantitative sowing structure (4) through the transmission structure (6).

2. The seed metering planter according to claim 1, characterized in that: The seed metering mechanism (3) includes a motor (32), an annular switch (35), and a stirring blade (36). The seed metering mechanism (3) is fixed to the bottom of the seed box (2). The motor (32) is installed in the hollow cavity of the seed metering mechanism (3). The annular switch (35) and the stirring blade (36) are installed on the drive shaft end of the motor (32). Seed metering windows (31) are opened on both sides of the seed metering mechanism (3) at the bottom of the seed box (2). The annular switch (35) rotates and fits against the inner wall of the hollow cavity of the seed metering mechanism (3) to open and close the seed metering window (31). The annular switch (35) is provided with a seed inlet (38). The bottom end of the seed metering mechanism (3) passes through the seed box (2) and is connected to the quantitative sowing structure (4) through the seed metering pipe (37). The top of the seed metering mechanism (3) is provided with a cap (33).

3. The seed metering planter according to claim 1, characterized in that: The quantitative sowing structure (4) includes an outer shell (41), a quantitative sowing tray (42) is rotated and loaded inside the mutually compatible outer shell (41), a seed trough (43) is provided in the center of the perimeter of the quantitative sowing tray (42), the top inlet of the outer shell (41) is connected to the seed discharge pipe (37) at the bottom of the seed discharge mechanism (3), and the sowing port (44) at the bottom of the outer shell (41) is connected to the sowing pipe (7).

4. The seed metering planter according to claim 1, characterized in that: The walking wheel (5) is mounted on the bottom front end of the frame (1) via the wheel axle (51). The transmission structure (6) includes a transmission gear (61), a driven gear (62), and a gear transmission belt (63). The transmission gear (61) is mounted on both ends of the wheel axle (51), and the driven gear (62) is mounted on both ends of the driven shaft (64) that passes through the quantitative seeding structure (4) via bearings. The transmission gear (61) and the driven gear (62) are provided with a gear transmission belt (63). The quantitative seeding disc (42) is fixedly connected to the driven shaft (64).

5. The seed metering planter according to claim 1, characterized in that: A handrail (11) is installed above the rear end of the frame (1), and a soil-covering wheel (12) is installed at the bottom of the rear end of the frame (1).

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