Crop breeding irrigation device and control method thereof

By designing a crop breeding irrigation device with a circular conveyor platform and irrigation box, combined with a spray plate and a vibrating motor, the problem of manual operation in breeding irrigation is solved, realizing automated irrigation and water resource recycling, and avoiding seedling drowning.

CN121730189APending Publication Date: 2026-03-27GUANGMEI AEROSPACE BREEDING R&D CENT OF AEROSPACE BIOTECHNOLOGY GRP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-25
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

In the current technology for irrigation of crop breeding, operators need to manually operate the sprinkler equipment, which increases the workload and makes it difficult to control the amount of water for each group of seedlings, which can easily lead to the seedlings drowning.

Method used

Design an irrigation device for crop breeding, which uses two sets of ring conveyor platforms and irrigation boxes, combined with a spray plate, a vibrating motor and a seepage mechanism, to achieve automated irrigation and water screening, and prevent seedlings from drowning.

Benefits of technology

It has enabled automated delivery and irrigation of crop seedlings, ensuring that the seedlings do not drown and that water resources are recycled, reducing the intensity of manual labor.

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Abstract

The invention belongs to crop breeding irrigation, and particularly relates to a crop breeding irrigation device and a control method thereof.The crop breeding irrigation device comprises two first conveying tables, and is characterized in that the two first conveying tables are arranged, second conveying tables are fixedly installed at the two ends of each first conveying table, and the two first conveying tables and the two second conveying tables are connected end to end; and an irrigation box is fixedly mounted on the first conveying table on one side. Through combination of the concentric-square-shaped irrigation screening mechanism and the water seepage mechanism, seeds in multiple sets of concentration boxes can be irrigated, the irrigated concentration boxes can be moved to the bottom of a transverse frame provided with a vibration motor, frequency vibration is conducted on the interiors of the concentration boxes in cooperation with the vibration motor, and redundant water in the concentration boxes can be drained out of drainage holes; it is effectively guaranteed that each set of concentration box is clean and dry, and crop seed drowning caused by excessive concentration of irrigation water in each set of concentration box is avoided.
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Description

Technical Field

[0001] This invention relates to the field of irrigation technology for crop breeding, specifically to an irrigation device for crop breeding and its control method. Background Technology

[0002] Currently, crops refer to all kinds of plants cultivated in agriculture. They include two main categories: food crops and cash crops (oilseed crops, vegetable crops, flowers, grasses, and trees). This reflects the relationship between humans and food. A balanced diet is essential for human health, and increasing crop yield is one of the important goals of crop breeding. With population growth and decreasing arable land, increasing yield per unit area has become an urgent task for agricultural production. Through breeding techniques, new varieties with strong resistance, vigorous growth, and high photosynthetic efficiency can be developed, thereby achieving higher yields on the same area of ​​land.

[0003] Enhancing crop resistance is another important objective of crop breeding. With global climate change and ecological degradation, crops face increasing threats from natural disasters and pests. Through breeding techniques, new varieties that are drought-resistant, cold-resistant, disease-resistant, and insect-resistant can be developed, improving the adaptability and survival ability of crops and ensuring the safety and stability of agricultural production. In summary, priority breeding of crops aims to increase crop yield, improve crop quality, and enhance crop resistance, thereby ensuring the safety and stability of agricultural production.

[0004] Irrigation is inevitable when breeding crops. However, most seedling irrigation in the market still involves operators using sprinklers to irrigate multiple seedling boxes. This not only increases the workload of operators but also makes it difficult to control the water level in each seedling box, which can easily cause the seedlings to drown. Therefore, a new technical solution needs to be designed to address this issue. Summary of the Invention

[0005] The purpose of this invention is to provide an irrigation device for crop breeding and its control method, which solves the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution: It includes a first conveyor platform, which is provided in two sets. A second conveyor platform is fixedly installed at both ends of each set of the first conveyor platforms. The two sets of first conveyor platforms and the two sets of second conveyor platforms are connected end-to-end and form a ring shape. An irrigation box is fixedly installed on one side of the first conveyor platform. A U-shaped irrigation sieving mechanism is fixedly installed at the top of the irrigation box. Because the crop seedlings are conveyed in a ring on the two sets of first and second conveyor platforms, a large number of crop seedlings can be automatically conveyed into the irrigation box for irrigation. After irrigating the crop seedlings, the irrigation device, in conjunction with the sieving device inside the U-shaped irrigation sieving mechanism, can vibrate the collection box containing the crop seedlings, causing excess water inside the collection box to be sieved out.

[0007] The first and second conveyor platforms are equipped with multiple sets of equidistant collection boxes. Each collection box is equipped with a seepage mechanism. When the crop seedlings inside the multiple collection boxes are transported into the irrigation tank, they will be irrigated by the irrigation device inside the U-shaped irrigation sieve mechanism. In conjunction with the seepage mechanism installed in each collection box, the water inside the collection box can be drained to prevent the crop seedlings inside the collection box from drowning.

[0008] In a preferred embodiment of the present invention, the U-shaped irrigation screening mechanism includes three sets of equidistantly distributed mounting frames fixedly installed on the top side inside the irrigation tank, a spray plate fixedly installed at the other end of the three sets of mounting frames, two adjacent sets of spray plates connected by a connecting pipe, a U-shaped frame fixedly installed on both sides of the first conveyor platform located on one side, a cross frame fixedly installed on the top of the two sets of U-shaped frames, and a vibration motor fixedly installed on the top of the cross frame. Both sets of U-shaped frames are located inside the irrigation tank, and multiple sets of equidistantly distributed spray heads are connected and installed at the bottom of the three sets of spray plates.

[0009] In a preferred embodiment of the present invention, the water infiltration mechanism includes multiple sets of equally spaced breeding tanks placed inside the collection box, a filter screen cover fixedly installed at the bottom of each set of breeding tanks, a filter pad fixedly installed at the bottom of the collection box, and multiple sets of equally spaced drainage holes opened at the bottom of the outer wall of the collection box. Each set of drainage holes is interconnected with the inner cavity of the collection box, and each set of breeding tanks contains crop seeds.

[0010] In a preferred embodiment of the present invention, a motor is fixedly installed on one side of each of the first and second conveyor platforms. The drive output ends of the four motors are respectively connected to the four transmission shafts. A rotating roller is fixedly installed on the other end of each of the four transmission shafts. A conveyor belt is drivenly installed on the outer wall of each rotating roller. Each conveyor belt is an iron filter belt. Multiple collection boxes are placed on the conveyor belt.

[0011] In a preferred embodiment of the present invention, a guide channel is provided in the middle of the first conveying platform on one side, the guide channel passing through the top and bottom of the first conveying platform respectively, and the guide channel is located inside the irrigation tank.

[0012] In a preferred embodiment of the present invention, magnetic blocks are fixedly installed on both sides of the bottom of each set of centralized boxes, and the multiple sets of magnetic blocks correspond to each other with four sets of conveyor belts.

[0013] In a preferred embodiment of the present invention, a collection box is fixedly installed on the bottom side inside the irrigation tank, and a circulation mechanism is installed inside the collection box.

[0014] In a preferred embodiment of the present invention, the circulation mechanism includes irrigation water placed inside the collection tank, a sieve screen fixedly installed on one side inside the collection tank, a circulation pump fixedly installed on one side of the sieve screen, a liquid level sensor fixedly installed on the other side inside the collection tank, and a water supply pipe connected to one end of the top of the collection tank.

[0015] In a preferred embodiment of the present invention, the outlet of the circulating pump is connected to a spray plate located on one side via a conduit, and a drain pipe is connected to one end of the bottom of the collection tank.

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0017] This invention utilizes two sets of first conveyor platforms and two sets of second conveyor platforms connected end-to-end in a ring shape. This allows the concentrated seed boxes to be continuously transported in a circular manner between the first and second conveyor platforms, avoiding the time-consuming and laborious manual handling of large quantities of crop seeds for irrigation. Furthermore, once the crop seeds are transported into the irrigation tank, they are irrigated using a spray plate, a vibrating motor, and drainage holes. After irrigation, the concentrated seed boxes are moved to the bottom of a crossbeam equipped with a vibrating motor. The vibrating motor then vibrates the inside of the concentrated seed boxes, draining excess water through the drainage holes. This effectively ensures that each concentrated seed box is clean and dry, preventing excessive water accumulation and seed drowning.

[0018] A collection box is fixedly installed on the bottom side of the irrigation tank, and a circulation mechanism is installed inside the collection box. After the driving vibration motor sieves out the excess water in each set of collection boxes, it will be discharged from the guide channel in the middle of the first conveyor. With the collection box fixedly installed on the bottom side of the irrigation tank, the irrigation water guided by the guide channel can be collected. With the circulation pump inside the collection box, the irrigation water in the collection box is guided back into the spray plate to achieve the effect of recycling. At the same time, when the liquid level in the collection box is lower than the liquid level sensor set value, a signal is sent to the controller to open the solenoid valve on the water source, so that the water source is continuously introduced from the water supply pipe, ensuring that the collection box can continuously irrigate the seeds in each set of collection boxes. Attached Figure Description

[0019] Other features, objects, and advantages of the present invention will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0020] Figure 1 This is a schematic diagram of the overall structure of a crop breeding irrigation device and its control method according to the present invention;

[0021] Figure 2 This is a schematic diagram of the internal structure of the irrigation box of a crop breeding irrigation device and its control method according to the present invention;

[0022] Figure 3 This is a schematic diagram of the distribution structure of the breeding tanks in a crop breeding irrigation device and its control method according to the present invention.

[0023] Figure 4 This is a schematic diagram of the centralized box structure of a crop breeding irrigation device and its control method according to the present invention;

[0024] Figure 5 This is a schematic diagram of the magnetic block distribution structure of a crop breeding irrigation device and its control method according to the present invention.

[0025] In the diagram: 1. First conveyor platform; 11. Second conveyor platform; 12. Conveyor belt; 13. Motor; 14. Guide channel; 2. Irrigation tank; 21. Mounting frame; 22. Sprayer tray; 23. Connecting pipe; 24. U-shaped frame; 25. Horizontal frame; 26. Vibration motor; 3. Collection box; 31. Breeding tank; 32. Filter screen cover; 33. Filter pad; 34. Drain hole; 35. Magnetic block; 4. Collection box; 41. Screening screen; 42. Circulating pump; 43. Liquid level sensor; 44. Drain pipe; 45. Water supply pipe. Detailed Implementation

[0026] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments.

[0027] In the description of this invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this invention.

[0028] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "setting" should be interpreted broadly. For example, they can refer to a fixed connection or setting, a detachable connection or setting, or an integral connection or setting. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances. The model numbers of the electrical appliances provided in this invention are for reference only, and different models of electrical appliances with the same function can be replaced according to actual usage.

[0029] Please see Figure 1-5 This invention provides a technical solution: a crop breeding irrigation device and its control method, comprising a first conveyor platform 1, of which two sets are arranged, and a second conveyor platform 11 is fixedly installed at both ends of each set of the first conveyor platform 1. The two sets of first conveyor platforms 1 and the two sets of second conveyor platforms 11 are connected end to end and form a ring shape. An irrigation box 2 is fixedly installed on one side of the first conveyor platform 1, and a U-shaped irrigation screening mechanism is fixedly installed at the top of the irrigation box 2. Because the crop seedlings are conveyed in a ring on the two sets of first conveyor platforms 1 and second conveyor platforms 11, a large number of crop seedlings can be automatically conveyed into the irrigation box 2 for irrigation. After irrigating the crop seedlings, the irrigation device, in conjunction with the U-shaped irrigation screening mechanism, [further details about the device and its control method are needed]. The screening device can vibrate the collection box 3 containing crop seedlings to screen out excess water inside the collection box 3. The U-shaped irrigation screening mechanism includes three sets of equidistantly distributed mounting frames 21 fixedly installed on the top side inside the irrigation tank 2, a spray plate 22 fixedly installed at the other end of the three sets of mounting frames 21, two adjacent sets of spray plates 22 connected by a connecting pipe 23, a U-shaped frame 24 fixedly installed on both sides of the first conveyor platform 1 on one side, a cross frame 25 fixedly installed on the top of the two sets of U-shaped frames 24, and a vibration motor 2613 fixedly installed on the top of the cross frame 25. The two sets of U-shaped frames 24 are located inside the irrigation tank 2, and multiple sets of equidistantly distributed spray heads are connected to the bottom of the three sets of spray plates 22.

[0030] Multiple sets of equidistantly distributed collection boxes 3 are placed on the two sets of first conveyor platforms 1 and second conveyor platforms 11. Each set of collection boxes 3 is equipped with a water seepage mechanism. When the crop seedlings inside the multiple sets of collection boxes 3 are transported into the irrigation box 2, they will be irrigated by the irrigation device inside the U-shaped irrigation sieve mechanism. In conjunction with the water seepage mechanism installed in each set of collection boxes 3, the water inside the collection boxes 3 can be drained to prevent the crop seedlings inside the collection boxes 3 from drowning. The water seepage mechanism includes multiple sets of equidistantly distributed breeding tanks 31 placed inside the collection box 3, filter screen covers 32 fixedly installed at the bottom of each set of breeding tanks 31, filter pads 33 fixedly installed at the bottom of the collection box 3, and multiple sets of equidistantly distributed drainage holes 34 opened at the bottom of the outer wall of the collection box 3. Each set of drainage holes 34 is interconnected with the inner cavity of the collection box 3. Each set of breeding tanks 31 contains crop seeds.

[0031] In this invention, a combined loop irrigation screening mechanism and a seepage mechanism are used. The operator places the crop seeds to be cultivated one by one into multiple sets of seed tanks 31, and then places the seed tanks 31 into a collection box 3. These boxes are then placed on two sets of first conveyor platforms 1 and second conveyor platforms 11 for transport. Since the two sets of first conveyor platforms 1 and two sets of second conveyor platforms 11 are connected end-to-end and form a ring, the collection box 3 can be continuously transported in a circular manner on the first and second conveyor platforms 11, avoiding the time-consuming and laborious manual handling of large quantities of crop seeds for irrigation. Simultaneously, after the crop seed tanks containing the seeds are transported into the irrigation box 2, the spray plate 22, vibrating motor 2613, and drainage hole 34 not only irrigate the seeds inside the multiple sets of collection boxes 3, but also move the irrigated collection boxes 3 to the bottom of the crossbeam 25 equipped with the vibrating motor 2613. The vibrating motor 2613 then vibrates the inside of the collection box 3 at a specific frequency, thus irrigating the collection box. Excess water inside the irrigation box 3 is drained through the drain hole 34, effectively ensuring that each set of collection boxes 3 is clean and dry, and also preventing excessive irrigation water from accumulating inside each set of collection boxes 3, which could drown the crop seeds. At the same time, a collection box 4 is fixedly installed on the bottom side of the irrigation box 2, and a circulation mechanism is installed inside the collection box 4. When the drive vibration motor 2613 screens out the excess water inside each set of collection boxes 3, it will be discharged from the guide channel 14 in the middle of the first conveyor table 1. With the collection box 4 fixedly installed on the bottom side of the irrigation box 2, the irrigation water guided by the guide channel 14 can be collected, and with the circulation pump 42 inside the collection box 4, the irrigation water inside the collection box 4 is guided back into the spray plate 22 to achieve the effect of recycling. At the same time, when the liquid level inside the collection box 4 is lower than the set value of the liquid level sensor 43, a signal will be sent to the controller to open the solenoid valve on the water source, so that the water source is continuously introduced from the water supply pipe 45, ensuring that the collection box 4 can continuously irrigate the seeds inside each set of collection boxes 3.

[0032] In an optional embodiment, a collection box 4 is fixedly installed on the bottom side inside the irrigation tank 2. A circulation mechanism is installed inside the collection box 4. The circulation mechanism includes irrigation water placed inside the collection box 4, a screening screen 41 fixedly installed on one side inside the collection box 4, a circulation pump 42 fixedly installed on one side of the screening screen 41, a liquid level sensor 43 fixedly installed on the other side inside the collection box 4, and a water supply pipe 45 connected to one end of the top of the collection box 4. A guide channel 14 is opened in the middle of the first conveying platform 1 on one side. The guide channel 14 passes through the top and bottom of the first conveying platform 1 respectively and is located inside the irrigation tank 2.

[0033] It should be noted that after the drive vibration motor 2613 sieves out the excess water inside each set of collection boxes 3, it will be discharged from the guide channel 14 in the middle of the first conveyor 1. In conjunction with the collection box 4 fixedly installed on the bottom side inside the irrigation box 2, the irrigation water guided by the guide channel 14 can be collected. With the circulation pump 42 inside the collection box 4, the irrigation water inside the collection box 4 is introduced into the spray plate 22 again to achieve the effect of recycling. At the same time, when the liquid level inside the collection box 4 is lower than the set value of the liquid level sensor 43, a signal will be sent to the controller to open the solenoid valve on the water source, so that the water source is continuously introduced from the water supply pipe 45, ensuring that the collection box 4 can continuously irrigate the seeds inside each set of collection boxes 3.

[0034] In an optional embodiment, the outlet of the circulating pump 42 is connected to the spray plate 22 located on one side via a conduit, and a drain pipe 44 is connected to one end of the bottom of the collection tank 4.

[0035] It should be noted that after the irrigation tank 2 has been used for a long time, the drain pipe 44 valve connected to the bottom of the collection tank 4 can be opened to completely drain the water and impurities inside the collection tank 4, so as to avoid excessive impurities inside the collection tank 4 and blockage of the circulation pump 42.

[0036] In an optional embodiment, each set of central boxes 3 has magnetic blocks 35 fixedly installed on both sides of the bottom, and multiple sets of magnetic blocks 35 correspond to four sets of conveyor belts 12.

[0037] It should be noted that when the collection box 3 containing the breeding tank 31 is placed on the conveyor belt 12, it can be magnetically attracted to the conveyor belt 12 by the magnetic blocks 35 on both sides of the bottom of the collection box 3, which greatly increases the firmness and stability of each collection box 3 on the conveyor belt 12 and prevents multiple collection boxes 3 from shifting during transportation.

[0038] In an optional embodiment, a motor 13 is fixedly installed on one side of each of the first conveyor table 1 and the second conveyor table 11. The drive output ends of the four motors 13 are respectively connected to the four transmission shafts. Rollers are fixedly installed on the other end of the four transmission shafts. A conveyor belt 12 is installed on the outer wall of each roller. Each conveyor belt 12 is an iron filter belt. Multiple collection boxes 3 are placed on the conveyor belt 12.

[0039] It should be noted that when the operator places the crop seeds to be cultivated one by one into the multiple sets of breeding tanks 31, and places the breeding tanks 31 containing the seeds into the collection box 3, the two sets of first conveyor table 1 and second conveyor table 11 motors 13 are driven synchronously to drive the four sets of conveyor belts 12, so that the collection box 3 placed on the conveyor belt 12 can be transported.

[0040] Furthermore, the components included in the crop breeding irrigation device and its control method of this invention are all general standard parts or parts known to those skilled in the art. Their structure and principle can be known to those skilled in the art through technical manuals or conventional experimental methods. In the idle part of this device, all the above-mentioned electrical components, which refer to power elements, electrical components, and the matching monitoring computer and power supply, are connected by wires. The specific connection method should refer to the working principle below, and the electrical connection between each electrical component is completed in the order of operation. The detailed connection method is a well-known technology in the field. The following mainly introduces the working principle and process, and does not describe the electrical control.

[0041] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above, and that the invention can be implemented in other specific forms without departing from its spirit or essential characteristics. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description. Thus, all variations falling within the meaning and scope of equivalents of the claims are intended to be included within the scope of the invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0042] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A crop breeding irrigation device and its control method, comprising a first conveyor platform (1), characterized in that: The first conveyor platform (1) is set in two sets. The two sets of first conveyor platforms (1) are fixedly installed at both ends of the two sets of first conveyor platforms (1). The two sets of first conveyor platforms (1) and the two sets of second conveyor platforms (11) are connected end to end and form a ring shape. An irrigation box (2) is fixedly installed on one side of the first conveyor platform (1). A spiral irrigation screening mechanism is fixedly installed at the top of the irrigation box (2). Since the crop seedlings are conveyed in a ring on the two sets of first conveyor platforms (1) and second conveyor platforms (11), a large number of crop seedlings can be automatically conveyed into the irrigation box (2) for irrigation. After the irrigation device irrigates the crop seedlings, it can cooperate with the screening device inside the spiral irrigation screening mechanism to vibrate the collection box (3) containing the crop seedlings, so that the excess water inside the collection box (3) is screened out. Multiple sets of equidistant collection boxes (3) are placed on the first conveyor platform (1) and the second conveyor platform (11). Each set of collection boxes (3) is equipped with a seepage mechanism. When the crop seedlings inside the multiple sets of collection boxes (3) are transported into the irrigation box (2), they will be irrigated by the irrigation device inside the loop irrigation sieve mechanism. With the seepage mechanism installed in each set of collection boxes (3), the water inside the collection box (3) can be drained to prevent the crop seedlings inside the collection box (3) from drowning.

2. The crop breeding irrigation device and its control method according to claim 1, characterized in that: The circular irrigation screening mechanism includes three sets of equally spaced mounting frames (21) fixedly installed on the top side inside the irrigation tank (2), a spray plate (22) fixedly installed at the other end of the three sets of mounting frames (21), a U-shaped frame (24) fixedly installed on both sides of the first conveyor platform (1) located on one side, a cross frame (25) fixedly installed on the top of the two sets of U-shaped frames (24), and a vibration motor (26)(13) fixedly installed on the top of the cross frame (25). The two sets of U-shaped frames (24) are located inside the irrigation tank (2), and multiple sets of equally spaced spray heads are connected and installed at the bottom of the three sets of spray plates (22).

3. The crop breeding irrigation device and its control method according to claim 2, characterized in that: The water infiltration mechanism includes multiple sets of equally spaced breeding tanks (31) placed inside the collection box (3), a filter screen cover (32) fixedly installed at the bottom of each set of breeding tanks (31), a filter pad (33) fixedly installed at the bottom of the collection box (3), and multiple sets of equally spaced drainage holes (34) opened at the bottom of the outer wall of the collection box (3). Each set of drainage holes (34) is interconnected with the inner cavity of the collection box (3), and each set of breeding tanks (31) contains crop seeds.

4. The crop breeding irrigation device and its control method according to claim 1, characterized in that: Each of the first conveyor platform (1) and the second conveyor platform (11) is fixedly equipped with a motor (13) on one side. The output ends of the four motors (13) are respectively connected to the four transmission shafts. The other ends of the four transmission shafts are respectively fixedly equipped with rollers. Each roller is equipped with a conveyor belt (12) on its outer wall. Each conveyor belt (12) is an iron filter belt. Multiple collection boxes (3) are placed on the conveyor belt (12).

5. The crop breeding irrigation device and its control method according to claim 1, characterized in that: A guide channel (14) is provided in the middle of the first conveyor platform (1) located on one side. The guide channel (14) passes through the top and bottom of the first conveyor platform (1) respectively. The guide channel (14) is located inside the irrigation tank (2).

6. The crop breeding irrigation device and its control method according to claim 4, characterized in that: Each set of the central box (3) has magnetic blocks (35) fixedly installed on both sides of the bottom, and the magnetic blocks (35) of multiple sets correspond to each other with four sets of conveyor belts (12).

7. The crop breeding irrigation device and its control method according to claim 1, characterized in that: A collection box (4) is fixedly installed on the bottom side inside the irrigation tank (2), and a circulation mechanism is installed inside the collection box (4).

8. The crop breeding irrigation device and its control method according to claim 7, characterized in that: The circulation mechanism includes irrigation water placed inside the collection tank (4), a sieve (41) fixedly installed on one side inside the collection tank (4), a circulation pump (42) fixedly installed on one side of the sieve (41), a liquid level sensor (43) fixedly installed on the other side inside the collection tank (4), and a water supply pipe (45) connected to one end of the top of the collection tank (4).

9. The crop breeding irrigation device and its control method according to claim 8, characterized in that: The outlet of the circulating pump (42) is connected to the spray plate (22) on one side via a conduit, and a drain pipe (44) is connected to one end of the bottom of the collection box (4).

10. The method for controlling irrigation in crop breeding, characterized in that: The repair steps are as follows: S1. First, place the crop seeds to be cultivated one by one into the multiple sets of breeding tanks (31), and place the breeding tanks (31) containing the seeds into the collection box (3), and place them on the two sets of first conveyor (1) and second conveyor (11). S2. By synchronously driving two sets of first conveyor (1) and second conveyor (11) motors (13), four sets of conveyor belts (12) can be driven to transport the collection boxes (3) placed on the conveyor belts (12) and transport multiple sets of collection boxes (3) into the irrigation tank (2). S3. Open the circulation pump (42) inside the collection box (4) to continuously introduce the irrigation water inside the collection box (4) into the three sets of spray plates (22), and irrigate the crop seeds inside the collection box (3) through the multiple sets of spray heads at the bottom of the three sets of spray plates (22). S4. Simultaneously drive the vibration motor (26)(13) on the cross frame (25) to vibrate the multiple sets of collection boxes (3) at the bottom of the cross frame (25) at a certain frequency, and discharge the excess water inside the collection box (3) from the drain hole (34). S5. Finally, when the liquid level inside the collection tank (4) is lower than the set value of the liquid level sensor (43), a signal will be sent to the controller to open the solenoid valve on the water source and allow the water source to be continuously introduced from the water supply pipe (45).