Control system of electrically-driven air-suction seeder

Abstract

The utility model discloses an electric drive air suction seeder control system which comprises a seeding rack, a traction frame connected with a tractor is installed in the middle of the seeding rack, two fertilizer boxes are fixedly installed at the top of the seeding rack, and a plurality of fertilizer outlets are formed in the bottoms of the fertilizer boxes. According to the utility model, the ditching discs are arranged in pairs to form grooves in pairs, the paired seed-metering devices are matched for seeding, and the distance between adjacent seeds in each row of grooves can be determined by controlling the speed of the speed reducing motor, so that the seeding efficiency is improved, and the seeding efficiency is improved. By adjusting the gear motors of the two paired seed sowing devices and staggering the seed sowing time, the seeds in the two paired rows of grooves can be sown in a staggered manner, more control is reserved for the seeds, subsequent growth of the seeds is facilitated, the seed sowing regulation and control are more convenient, and the seed sowing is more reasonable and efficient.

Description

Technical Field

[0001] The utility model relates to the technical field of seed drills, in particular to a control system for an electric-driven air-suction seed drill. Background Art

[0002] In large-scale agricultural planting, people usually need to use agricultural machinery to complete it. Common agricultural machinery includes rotary tillers, seeders and harvesters. The electric drive pneumatic seeder is an advanced sowing equipment. It combines electric drive technology and the principle of pneumatic sowing to achieve high-speed precision sowing. The structure of the seeder includes an electric drive system, a seeder, etc. The electric drive system adopts an electric drive system, which is not limited by the ground wheel transmission, and automatically adjusts the sowing according to the operating speed, achieving fast and accurate sowing.

[0003] However, the air-suction seeders currently used in agricultural sowing can only uniformly control the spacing between seeds, and the distribution of seeds is not reasonable, resulting in limited space for subsequent plant growth. Utility Model Content

[0004] The utility model provides an electric-driven pneumatic seeder control system, which can effectively solve the problem in the above-mentioned background technology that the air suction seeder currently used for agricultural sowing can often only control the spacing between seeds uniformly, the distribution of seeds is not reasonable, and the subsequent plant growth space is limited.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electric-driven pneumatic seeder control system, comprising a seeder frame, a traction frame connected to a traction vehicle is installed in the middle of the seeder frame, two fertilizer boxes are fixedly installed on the top of the seeder frame, a plurality of fertilizer outlets are arranged at the bottom of the fertilizer box, an extension frame is symmetrically installed on one side of the seeder frame, a moving wheel is installed at the bottom of the extension frame, a plurality of pairs of mounting frames are installed on one side of the seeder frame, a furrowing disc is installed at the bottom of the mounting frame, an electric-driven exhauster is installed in the middle of the seeder frame, a plurality of pairs of positioning frames are installed on the other side of the seeder frame, a seed box is installed on the top of the positioning frame, a seed meter is installed at the position of the bottom of the positioning frame corresponding to the seed box, a limited depth wheel is installed at the bottom of the positioning frame, and a pressing wheel is installed at the bottom of the positioning frame;

[0006] The seed metering device comprises an external shell, a feed port, a seed metering disc, a reduction motor, an air suction pipe and a seed metering pipe;

[0007] An external shell is installed in the middle of the positioning frame, a feed port is installed on one side of the external shell, a seeding disk is installed inside the external shell, a reduction motor is installed outside the external shell, an air suction pipe is installed on the other side of the external shell, and a seeding pipe is installed at the bottom of the external shell.

[0008] Preferably, the mounting frames are arranged in pairs, and the mounting frames are installed at positions corresponding to the fertilizer outlets on one side of the seed drill frame.

[0009] Preferably, the positioning frames are arranged in pairs, and the positioning frames are installed at positions corresponding to the mounting frames on the other side of the seed drill frame.

[0010] Preferably, the seed box outlet is connected to the feed port, and the bottom of the outer shell is vertically aligned with the top of the seed discharge tube.

[0011] Preferably, the output end of the air suction pipe is connected to the input end of the electric drive exhaust fan through a hose, and the other end of the air suction pipe is connected to the inner side of the external shell.

[0012] Preferably, the output end of the reduction motor is connected to the seeding disc, and the reduction motor drives the seeding disc to rotate;

[0013] The input end of the reduction motor is connected to an external controller.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a scientific and reasonable structure and is safe and convenient to use:

[0015] Furrows are opened in pairs by using paired furrowing disks, and then sowing is carried out in pairs by using paired seeding devices. The distance between adjacent seeds in each row of grooves can be determined by controlling the speed of the reduction motor. The seeding time can be staggered by adjusting the reduction motors of the two paired seeding devices, so that the seeds in the two paired rows of grooves can be sown at different times, leaving more control between the seeds, facilitating the subsequent growth of the seeds, making sowing more convenient to control, and making sowing more reasonable and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0017] In the attached picture:

[0018] Figure 1 It is a structural schematic diagram of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the ditching disc of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the pressing wheel of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the air suction tube of the utility model;

[0022] Figure 5It is a structural schematic diagram of the utility model reduction motor;

[0023] Numbers in the figure: 1, seed drill frame; 2, traction frame; 3, fertilizer box; 4, fertilizer outlet; 5, extension frame; 6, moving wheel; 7, mounting frame; 8, furrowing disc; 9, electric drive exhaust fan; 10, positioning frame; 11, seed box;

[0024] 12. Seed meter; 1201. External shell; 1202. Feed port; 1203. Seed plate; 1204. Speed ​​reducer motor; 1205. Air suction pipe; 1206. Seed tube;

[0025] 13. Depth limiting wheel; 14. Suppression wheel. DETAILED DESCRIPTION

[0026] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0027] Example: Figure 1-5 As shown, the utility model provides a technical solution, a control system of an electric-driven pneumatic seeder, comprising a seeder frame 1, a traction frame 2 connected to a traction vehicle is installed in the middle of the seeder frame 1, two fertilizer boxes 3 are fixedly installed on the top of the seeder frame 1, and a plurality of fertilizer outlets 4 are arranged at the bottom of the fertilizer box 3, an extension frame 5 is symmetrically installed on one side of the seeder frame 1, and a moving wheel 6 is installed at the bottom of the extension frame 5, and a plurality of pairs of mounting frames 7 are installed on one side of the seeder frame 1, and the mounting frames 7 are arranged in pairs, and the mounting frames 7 are installed at the position corresponding to the fertilizer outlet 4 on one side of the seeder frame 1, so as to facilitate the simultaneous opening of the fertilizer outlets 4. Two rows of grooves are used for sowing. A furrowing disc 8 is installed at the bottom of the mounting frame 7. An electric drive exhaust fan 9 is installed in the middle of the seeding machine frame 1. Several pairs of positioning frames 10 are installed on the other side of the seeding machine frame 1. The positioning frames 10 are arranged in pairs. The positioning frames 10 are installed at the position corresponding to the mounting frame 7 on the other side of the seeding machine frame 1, which is convenient for controlling the sowing of two rows of grooves at the same time. A seed box 11 is installed on the top of the positioning frame 10, and a seed meter 12 is installed at the position corresponding to the seed box 11 at the bottom of the positioning frame 10. A limited depth wheel 13 is installed at the bottom of the positioning frame 10, and a pressing wheel 14 is installed at the bottom of the positioning frame 10;

[0028] The seeding device 12 includes an external shell 1201, a feed port 1202, a seeding disc 1203, a reduction motor 1204, an air suction pipe 1205 and a seeding pipe 1206;

[0029] An external shell 1201 is installed in the middle of the positioning frame 10, a feed port 1202 is installed on one side of the external shell 1201, a seeding disk 1203 is installed inside the external shell 1201, a reduction motor 1204 is installed outside the external shell 1201, the input end of the reduction motor 1204 is connected to the external controller, and the output end of the reduction motor 1204 is connected to the seeding disk 1203, the reduction motor 1204 drives the seeding disk 1203 to rotate, so that the seeding disk 1203 rotates to sow, and the external shell An air suction pipe 1205 is installed on the other side of 1201, and the output end of the air suction pipe 1205 is connected to the input end of the electric drive exhaust fan 9 through a hose, and the other end of the air suction pipe 1205 is connected to the inner side of the external shell 1201, which helps to form negative pressure inside the external shell 1201 to suck up seeds. A seed discharge tube 1206 is installed at the bottom of the external shell 1201, and the outlet of the seed box 11 is connected to the feed port 1202. The bottom of the external shell 1201 is vertically aligned with the top of the seed discharge tube 1206 to help discharge seeds.

[0030] The working principle and use process of the utility model are as follows: before sowing, fertilizer is placed in the fertilizer box 3, seeds are placed in the seed box 11, the traction frame 2 is fixed to the tractor by bolts, the tractor drives the seeder to move in the field, and the furrowing disc 8 opens a furrow in the field, wherein every two rows of furrows form a pair;

[0031] Then, the fertilizer is discharged from the fertilizer box 3 through the fertilizer outlet 4 into the groove, and the electrically driven exhauster 9 takes in air and exhausts air, and the gas inside the outer shell 1201 is extracted through the air suction pipe 1205, forming a negative pressure inside the outer shell 1201, and the seeds in the seed box 11 fall into the feed port 1202 and enter the seeding disk 1203. The reduction motor 1204 drives the seeding disk 1203 to rotate, and the seeds are sucked on the seeding disk 1203 and rotate until they are sent into the seeding tube 1206 and finally discharged into the groove, completing the sowing;

[0032] The rotation speed of the reduction motor 1204 is adjusted by an external controller to control the sowing spacing in each row of grooves. The sowing time of the two pairs of seeders 12 can also be controlled separately, so that the sowing time can be staggered. The seeds in the two pairs of grooves can be discharged alternately, thereby increasing the sowing spacing between the two rows of grooves, providing more space for the subsequent growth of plants, and being able to sow reasonably according to the growth needs of plants.

[0033] Finally, it should be noted that the above description is only a preferred example of the present utility model and is not intended to limit the present utility model. Although the present utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. An electric driven pneumatic seeder control system, comprising a seeder frame (1), characterized in that: A traction frame (2) connected to a traction vehicle is installed in the middle of the seed drill frame (1); two fertilizer boxes (3) are fixedly installed on the top of the seed drill frame (1); a plurality of fertilizer outlets (4) are arranged at the bottom of the fertilizer box (3); an extension frame (5) is symmetrically installed on one side of the seed drill frame (1); a moving wheel (6) is installed at the bottom of the extension frame (5); a plurality of pairs of mounting frames (7) are installed on one side of the seed drill frame (1); and a plurality of pairs of mounting frames (7) are installed at the bottom of the mounting frames (7). A furrowing plate (8), an electric drive exhauster (9) is installed in the middle of the seeding machine frame (1), a plurality of pairs of positioning frames (10) are installed on the other side of the seeding machine frame (1), a seed box (11) is installed on the top of the positioning frame (10), a seed meter (12) is installed at the position of the bottom of the positioning frame (10) corresponding to the seed box (11), a limited depth wheel (13) is installed at the bottom of the positioning frame (10), and a pressing wheel (14) is installed at the bottom of the positioning frame (10); The seed metering device (12) comprises an external shell (1201), a feed port (1202), a seed metering disc (1203), a reduction motor (1204), an air suction pipe (1205) and a seed metering pipe (1206); An external shell (1201) is installed in the middle of the positioning frame (10), a feed port (1202) is installed on one side of the external shell (1201), a seeding disk (1203) is installed inside the external shell (1201), a reduction motor (1204) is installed on the outside of the external shell (1201), an air suction pipe (1205) is installed on the other side of the external shell (1201), and a seeding pipe (1206) is installed at the bottom of the external shell (1201).

2. The control system of an electric drive air suction seeder according to claim 1, characterized in that: The mounting frames (7) are arranged in pairs, and the mounting frames (7) are installed at a position corresponding to the fertilizer outlet (4) on one side of the seed drill frame (1).

3. The control system of an electric drive air suction seeder according to claim 1, characterized in that: The positioning frames (10) are arranged in pairs, and the positioning frames (10) are installed at the position corresponding to the mounting frame (7) on the other side of the seed drill frame (1).

4. The control system of an electric drive air suction seeder according to claim 1, characterized in that: The outlet of the seed box (11) is connected to the feed port (1202), and the bottom of the outer shell (1201) is vertically aligned with the top of the seed discharging tube (1206).

5. The control system of an electric drive air suction seeder according to claim 1, characterized in that: The output end of the air suction pipe (1205) is connected to the input end of the electric drive exhaust fan (9) through a hose, and the other end of the air suction pipe (1205) is connected to the inner side of the external shell (1201).

6. The control system of an electric driven air suction seeder according to claim 1, characterized in that: The output end of the reduction motor (1204) is connected to the seeding disk (1203), and the reduction motor (1204) drives the seeding disk (1203) to rotate; The input end of the reduction motor (1204) is connected to an external controller.

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