Seedling raising device for agronomy planting

Abstract

The utility model relates to the technical field of agricultural seedling culture, and provides a seedling culture device for agricultural planting, which comprises a box body with an opening at the top, lifting components arranged on opposite side walls at two ends of the inner side of the box body, rotating components arranged on the lifting components and used for driving the rotating components to lift and move, and rotating plates arranged on the rotating components. An upper seedling raising plate and a lower seedling raising plate are arranged on the rotating plate, and the rotating plate can rotate to change the positions of the upper seedling raising plate and the lower seedling raising plate relative to the box body; seedling raising boxes are movably arranged on the upper seedling raising plate and the lower seedling raising plate and are used for raising seedlings; irrigation assemblies are arranged on the upper seedling raising plate and the lower seedling raising plate and used for irrigating the seedling raising boxes. A light supplementing assembly is arranged on the upper seedling raising plate and used for supplementing light needed by seedling raising. According to the utility model, the sunlight on seedlings during seedling raising can be more uniform, the seedling raising efficiency and quality are improved, and the quality and safety during seeding and seedling transplanting are improved at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural seedling raising, in particular to a seedling raising device for agronomic planting. Background Technique

[0002] Agriculture is an industry that utilizes the growth and development laws of animals and plants to obtain products through artificial cultivation. Agriculture belongs to the primary industry, and the science that studies agriculture is agronomy. The labor object of agriculture is living animals and plants, and the products obtained are the animals and plants themselves. Agronomic seedling raising is an important link in agricultural science, which refers to the process of germinating and growing seeds into seedlings through artificial cultivation under suitable environmental conditions. The purpose of seedling raising is to improve the survival rate of crops, increase yields and improve crop quality, and at the same time facilitate the large-scale planting and management of crops.

[0003] The current seedling raising devices are generally simple seedling racks with multiple layers of seedling plates arranged on them. However, the utilization rate of sunlight of this kind of device is not high, and the seedlings in the lower layer may be blocked, resulting in uneven sunlight exposure of the seedlings and different growth trends, which is not conducive to overall management and observation; moreover, the current devices are not very convenient during sowing and the later transplantation of seedlings, and are likely to affect other surrounding seedlings, with poor practicability.

[0004] Therefore, in view of the above problems, a seedling raising device for agronomic planting is proposed to solve the above problems. Content of the Utility Model

[0005] In view of the deficiencies of the prior art, the utility model develops a seedling raising device for agronomic planting, which can make the sunlight received by the seedlings during seedling raising more uniform, improve the efficiency and quality of seedling raising, and at the same time improve the quality and safety during sowing and seedling transplantation.

[0006] To achieve the above object, the utility model is realized through the following technical solutions:

[0007] A seedling raising device for agronomic planting includes a box body with an open top. Lifting components are arranged on the opposite side walls at both ends inside the box body. A rotating component is arranged on the lifting components. The lifting components are used to drive the rotating component to move up and down. The rotating component includes a rotating plate. An upper seedling plate and a lower seedling plate are arranged on the rotating plate. The rotating plate can change the positions of the upper seedling plate and the lower seedling plate relative to the box body by rotation; Seedling boxes are movably arranged on both the upper seedling plate and the lower seedling plate, and the seedling boxes are used for raising seedlings; Irrigation components are arranged on both the upper seedling plate and the lower seedling plate for watering the seedling boxes; A supplementary lighting component is arranged on the upper seedling plate for supplementing the light required for seedling raising.

[0008] Preferably, sliding grooves are penetrated through both ends of the box body, and the length direction of the sliding grooves is perpendicular to the ground;

[0009] The lifting assembly includes a lead screw, a lifting block, and a guide rod. The lead screw is rotatably arranged in the sliding groove, and the axis of the lead screw is parallel to the length direction of the sliding groove. One end of the lead screw is connected to a lifting power component. The guide rod is arranged in the sliding groove, and the axis of the guide rod is parallel to the axis of the lead screw. The lifting block is threadedly connected to the lead screw and is slidably arranged on the guide rod, so as to enable the lifting block to move up and down along the length direction of the sliding groove.

[0010] Preferably, the lifting block includes a front lifting block and a rear lifting block, the rotating plate includes a front rotating plate and a rear rotating plate. The front rotating plate and the rear rotating plate rotate or move simultaneously. The central axis of the front rotating plate penetrates through the front lifting block, and a turning handle is arranged on the central axis of the front rotating plate. On the side of the front lifting block away from the front rotating plate, a first slot and a second slot are arranged. The length directions of the first slot and the second slot are set at 90°. By rotating the turning handle, the first slot or the second slot is selected for clamping, so as to make the relative positions of the upper seedling-raising plate and the lower seedling-raising plate be vertically arranged or horizontally arranged; the central axis of the rear rotating plate penetrates through the rear lifting block, and a baffle is arranged at the end of the central axis of the rear rotating plate. A spring is arranged between the baffle and the rear lifting block, so as to enable the turning handle to be clamped with the first slot or the second slot.

[0011] Preferably, the upper seedling-raising plate is rotatably arranged between the front rotating plate and the rear rotating plate through an upper rotating shaft, and the lower seedling-raising plate is rotatably arranged between the front rotating plate and the rear rotating plate through a lower rotating shaft. A plurality of seedling-raising holes are formed through both the upper seedling-raising plate and the lower seedling-raising plate, and the cross-sectional shape of the seedling-raising hole is a tapered shape with a wider upper part and a narrower lower part. A seedling-raising box is arranged in the seedling-raising hole. The cross-sectional shape of the seedling-raising box is consistent with the cross-sectional shape of the seedling-raising hole, and the area of the bottom end of the seedling-raising box is smaller than the area of the bottom end of the seedling-raising hole, and the area of the top end of the seedling-raising box is larger than the area of the bottom end of the seedling-raising hole and smaller than the area of the top end of the seedling-raising hole, so that the seedling-raising box falls into the seedling-raising hole.

[0012] Preferably, water storage grooves are arranged at the bottoms of both the upper seedling-raising plate and the lower seedling-raising plate, and water is stored in the water storage grooves; the irrigation assembly includes a water pump and a water pipe. The input end of the water pump is communicated with the inside of the water storage groove, the output end of the water pump is communicated with the water pipe, and the water pipe is connected to each seedling-raising hole in a tree shape, so as to supply water to the seedling-raising boxes in each seedling-raising hole.

[0013] Preferably, the supplementary lighting assembly includes a supplementary lighting frame, an upper supplementary light and a lower supplementary light. The supplementary lighting frame is arranged on the upper side of the upper seedling-raising plate, and the upper supplementary light is arranged on the supplementary lighting frame, so as to supplement light to the seedlings on the upper seedling-raising plate. The lower supplementary light is arranged at the bottom of the water storage groove below the upper seedling-raising plate, so as to supplement light to the seedlings on the lower seedling-raising plate.

[0014] Preferably, a light-shielding plate is further included, which is slidably arranged on the box body and can cover the upper seedling-raising plate and the lower seedling-raising plate, so as to block the light of the upper supplementary light and the lower supplementary light from diverging outside the box.

[0015] The effects provided in the utility model content are only the effects of the embodiments, rather than all the effects of the utility model. The above technical solutions have the following advantages:

[0016] By setting up the lifting component, the utility model can drive the upper seedling-raising plate and the lower seedling-raising plate to move up and down, which is convenient for the operator to take the seedling-raising box and observe the growth of the seedlings, avoiding excessive bending and other actions, reducing the labor intensity and improving the efficiency; by setting up the rotating component, the relative positions of the upper seedling-raising plate and the lower seedling-raising plate can be changed. When the seedlings are exposed to sunlight, the upper seedling-raising plate and the lower seedling-raising plate are at the same height, so that the seedlings on both the upper seedling-raising plate and the lower seedling-raising plate can receive sufficient sunlight. When sunlight is not required, the upper seedling-raising plate and the lower seedling-raising plate are in the upper and lower positions inside the box, reducing the occupied space and improving the practicability of the device; by setting up the seedling-raising box and the seedling-raising holes, and the seedling-raising holes and the seedling-raising box are in conical surface fit, when sowing and transplanting seedlings, only the seedling-raising box needs to be removed, which is convenient for sowing and transplanting, avoiding damage to the surrounding seedlings during seedling transplantation and improving the quality of seedling raising. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification. Together with the embodiments of the utility model, they are used to explain the utility model, and do not constitute a limitation to the utility model.

[0018] Figure 1 is the schematic diagram of the overall structure of the device according to the embodiment of the utility model Figure 1 ;

[0019] Figure 2 is the schematic diagram of the overall structure of the device according to the embodiment of the utility model Figure 2 ;

[0020] Figure 3 is the schematic diagram of the side structure of the device according to the embodiment of the utility model;

[0021] Figure 4 is the schematic diagram of the structure of the device with the light-shielding plate pulled up according to the embodiment of the utility model;

[0022] Figure 5 is the schematic diagram of the positions of the upper seedling-raising plate and the lower seedling-raising plate according to the embodiment of the utility model Figure 1 ;

[0023] Figure 6 is the schematic diagram of the positions of the upper seedling-raising plate and the lower seedling-raising plate according to the embodiment of the utility model Figure 2 ;

[0024] Figure 7 is the partial sectional structure schematic diagram of the upper seedling-raising plate according to the embodiment of the utility model.

[0025] In the figure, 1 is the box body; 2 is the lifting component; 3 is the rotating component; 4 is the upper seedling-raising plate; 5 is the lower seedling-raising plate; 6 is the seedling-raising box; 7 is the irrigation component; 8 is the supplementary lighting component; 9 is the seedling-raising hole; 10 is the light-shielding plate; 11 is the sliding groove; 21 is the lead screw; 22 is the front lifting block; 23 is the rear lifting block; 24 is the guide rod; 25 is the first clamping groove; 26 is the second clamping groove; 31 is the front rotating plate; 32 is the rear rotating plate; 33 is the rotating handle; 34 is the baffle; 35 is the spring; 71 is the water storage tank; 72 is the water pipe; 81 is the supplementary lighting frame; 82 is the upper supplementary light; 83 is the lower supplementary light. Detailed implementation manners

[0026] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0027] As Figures 1 - 7 shown, the present invention provides a technical solution:

[0028] A seedling-raising device for agricultural planting includes a box body 1 with an open top. Lifting components 2 are provided on the opposite side walls at both ends inside the box body 1. A rotating component 3 is provided on the lifting component 2. The lifting component 2 is used to drive the rotating component 3 to move up and down, so as to drive the seedlings to move up and down, facilitating operations such as observation by operators and reducing labor intensity. The rotating component 3 includes a rotating plate. An upper seedling-raising plate 4 and a lower seedling-raising plate 5 are provided on the rotating plate. The relative positions of the upper seedling-raising plate 4 and the lower seedling-raising plate 5 with respect to the box body 1 can be changed by rotation of the rotating plate, that is, the relative positions of the upper seedling-raising plate 4 and the lower seedling-raising plate 5. A number of seedling-raising boxes 6 are movably provided on both the upper seedling-raising plate 4 and the lower seedling-raising plate 5. The seedling-raising boxes 6 can all be removed, which has better practicability. The seedling-raising boxes 6 are used for raising seedlings. Irrigation components 7 are provided on both the upper seedling-raising plate 4 and the lower seedling-raising plate 5 for watering or irrigating nutrient solution into the seedling-raising boxes 6. A supplementary lighting component 8 is provided on the upper seedling-raising plate 4 for supplementing the light required for seedling raising when there is no sunlight irradiation, improving the efficiency of seedling raising.

[0029] In this embodiment, sliding grooves 11 are formed through both ends of the box body 1, and the length direction of the sliding grooves 11 is perpendicular to the ground; the lifting assembly 2 includes a lead screw 21, a lifting block, and a guide rod 24. The lead screw 21 is rotatably arranged in the sliding groove 11, and the axis of the lead screw 21 is parallel to the length direction of the sliding groove 11. One end of the lead screw 21 is connected to a lifting power member, and the lifting power member can be a small motor for driving the rotation of the lead screw 21. The guide rod 24 is arranged in the sliding groove 11, and the axis of the guide rod 24 is parallel to the axis of the lead screw 21. The lifting block is threadedly connected to the lead screw 21 and slidably arranged on the guide rod 24 for lifting the lifting block along the length direction of the sliding groove 11 to drive the upper seedling plate 4 and the lower seedling plate 5 to move up and down, and at the same time facilitating the change of the position states of the upper seedling plate 4 and the lower seedling plate 5, improving the efficiency and practicability of the device.

[0030] In this embodiment, the lifting block includes a front lifting block 22 and a rear lifting block 23, and the rotating plate includes a front rotating plate 31 and a rear rotating plate 32. The front rotating plate 31 and the rear rotating plate 32 can rotate or move simultaneously. The central axis of the front rotating plate 31 is movably arranged through the front lifting block 22, and a turning handle 33 is arranged on the side of the central axis of the front rotating plate 31 away from the box body 1. The turning handle 33 is used for rotating and pulling the rotating plate. A first slot 25 and a second slot 26 are arranged on the side of the front lifting block 22 away from the front rotating plate 31 for clamping with the turning handle 33 to limit the rotation of the rotating plate when the rotating plate is at this angle. Preferably, the length directions of the first slot 25 and the second slot 26 are arranged at 90°. By rotating the turning handle 33 to select the first slot 25 or the second slot 26 for clamping, the relative positions of the upper seedling plate 4 and the lower seedling plate 5 are arranged vertically or horizontally; the central axis of the rear rotating plate 32 is movably arranged through the rear lifting block 23, and a baffle 34 is arranged at the end of the central axis of the rear rotating plate 32. A spring 35 is arranged between the baffle 34 and the rear lifting block 23 for preventing the spring 35 from popping out. During use, by pulling the turning handle 33, the turning handle 33 is disengaged from the first slot 25 or the second slot 26, and then the turning handle 33 is rotated to drive the rotating plate to rotate 90°. Under the elastic action of the spring 35, the turning handle 33 is again clamped with the second slot 26 or the first slot 25, preventing the relative positions of the upper seedling plate 4 and the lower seedling plate 5 from changing too easily and improving the stability of the device.

[0031] In this embodiment, the upper seedling-raising plate 4 is rotatably arranged between the front rotating plate 31 and the rear rotating plate 32 through an upper rotating shaft, and the lower seedling-raising plate 5 is rotatably arranged between the front rotating plate 31 and the rear rotating plate 32 through a lower rotating shaft. The upper rotating shaft and the lower rotating shaft are used to connect the front rotating plate 31 and the rear rotating plate 32. A plurality of seedling-raising holes 9 are penetrated through both the upper seedling-raising plate 4 and the lower seedling-raising plate 5, and the cross-sectional shape of the seedling-raising hole 9 is a tapered shape with a wider upper part and a narrower lower part. Preferably, it is set as a conical shape. A seedling-raising box 6 is placed in the seedling-raising hole 9. The cross-sectional shape of the seedling-raising box 6 is the same as that of the seedling-raising hole 9, and the area of the bottom end of the seedling-raising box 6 is smaller than that of the bottom end of the seedling-raising hole 9, and the area of the top end of the seedling-raising box 6 is larger than that of the bottom end of the seedling-raising hole 9 and smaller than that of the top end of the seedling-raising hole 9, so that the upper end of the seedling-raising box 6 can be placed inside the seedling-raising hole 9, which is convenient for watering. When the seedling-raising box 6 needs to be taken out, just push up the bottom of the seedling-raising box 6 with your hand to take out the seedling-raising box 6, which improves the practicability of the device.

[0032] In this embodiment, water storage tanks 71 are arranged at the bottoms of both the upper seedling-raising plate 4 and the lower seedling-raising plate 5. Water is stored in the water storage tanks 71, and at the same time, it can receive the water that may flow down into the seedling-raising holes 9, avoiding excessive irrigation water flowing to the ground and wasting resources, thus improving the economy; the irrigation assembly 7 includes a water pump and a water pipe 72. The water pump can adopt a small silent water pump to reduce the vibration during use. The input end of the water pump is communicated with the inside of the water storage tank 71, and the output end of the water pump is communicated with the water pipe 72. The water pipe 72 is connected to one side of each seedling-raising hole 9 in a tree-like structure for supplying water to the seedling-raising box 6 in each seedling-raising hole 9; preferably, drip irrigation is adopted to save water resources. Accommodating grooves for placing the water pipe 72 are also opened on the upper sides of the upper seedling-raising plate 4 and the lower seedling-raising plate 5. The accommodating grooves are set in a tree-like structure corresponding to the structure of the water pipe 72, which improves the stability of the device.

[0033] In another embodiment, a filter screen is further included, which is arranged at the water inlet end of the water pump and is used to filter the possible impurities in the water storage tank 71 to avoid damaging the device and improve the safety and efficiency of the device.

[0034] In this embodiment, the supplementary lighting assembly 8 includes a supplementary lighting frame 81, an upper supplementary light 82 and a lower supplementary light. The upper supplementary light 82 and the lower supplementary light can both select common plant supplementary lights on the market. The supplementary lighting frame 81 is arranged on the upper side of the upper seedling-raising plate 4. Preferably, the supplementary lighting frame 81 is detachably arranged on the upper seedling-raising plate 4 and can be connected by tenon and mortise structure insertion or bolt connection, which is convenient for disassembly and avoids the shadow of the supplementary lighting frame 81 affecting the sunlight of the seedlings. The upper supplementary light 82 is arranged on the supplementary lighting frame 81 and is symmetrically arranged about the axis of the upper rotating shaft along the length direction of the upper seedling-raising plate 4 for supplementing light to the seedlings on the upper seedling-raising plate 4 when there is no sunlight. The lower supplementary light is symmetrically arranged at the bottom of the water storage tank 71 below the upper seedling-raising plate 4 for supplementing light to the seedlings on the lower seedling-raising plate 5, which improves the growth rate of the seedlings and the practicability of the device.

[0035] In another embodiment, it further includes a light-shielding plate 10, which is slidably arranged on the box body 1 and can cover the upper seedling-raising plate 4 and the lower seedling-raising plate 5 to block the light of the upper supplementary light 82 and the lower supplementary light from diverging outside the box body 1; preferably, the light-shielding plate 10 includes a left plate and a right plate, and the cross-sections of the left plate and the right plate are both set as a quarter circle, and they are symmetrically arranged on the outside of the upper seedling-raising plate 4 and the lower seedling-raising plate 5. During use, first adjust the upper seedling-raising plate 4 and the lower seedling-raising plate 5 to the upper and lower positions, then lower them into the box body 1 through the lifting assembly 2, and at the same time pull up the left plate and the right plate to block the upper seedling-raising plate 4 and the lower seedling-raising plate 5. Then turn on the upper supplementary light 82 and the lower supplementary light, which can avoid the adverse effects caused by the long-term irradiation of the light on the operator, and improve the practicability and safety of the device.

[0036] In another embodiment, moving wheels can be arranged at the bottom outside the box body 1 to facilitate the movement of the device, which is convenient for changing positions to enable the seedlings to receive sunlight, thus improving the practicability of the device; a battery can be arranged at the bottom inside the box body 1, and the battery is connected to a small motor and a water pump, which improves the use efficiency of the device.

[0037] Working principle: First, remove the seedling-raising box 6, sow seeds in the seedling-raising box 6, and then put the sown seedling-raising box 6 back into the seedling holes 9. Turn on the water pump to supply water to the seeds in each seedling-raising box 6; after the seeds grow into seedlings and need light, move the device to a well-lit position. First, raise the seedlings through the lifting assembly 2, and then rotate the upper seedling-raising plate 4 and the lower seedling-raising plate 5 in the upper and lower positions to the left and right positions through the rotating assembly 3, which is convenient for sunlight to evenly irradiate on the upper seedling-raising plate 4 and the lower seedling-raising plate 5 without any obstruction; since water storage grooves 71 are provided at the bottoms of the upper seedling-raising plate 4 and the lower seedling-raising plate 5, under the action of gravity, the plate surfaces of the upper seedling-raising plate 4 and the lower seedling-raising plate 5 can maintain a horizontal or slightly inclined state, but will not reverse or overturn; when supplementary lighting is needed due to insufficient sunlight, rotate the upper seedling-raising plate 4 and the lower seedling-raising plate 5 to the upper and lower positions, then lower them into the box body 1 through the lifting assembly 2, and at the same time pull up the light-shielding plate 10 and turn on the upper supplementary light 82 and the lower supplementary light, which improves the efficiency of raising seedlings. Those not detailed in the present utility model are all conventional technical means well known to those skilled in the art.

[0038] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0039] In addition, the terms "first" and "second" are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meaning of "a plurality of" is two or more, unless otherwise specifically defined.

[0040] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

[0041] Finally, it should be noted that the above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A seedling raising device for agricultural planting, comprising a box body (1) with an opening at the top, characterized in that: A lifting assembly (2) is arranged on opposite side walls of the box body (1), and a rotating assembly (3) is arranged on the lifting assembly (2). The lifting assembly (2) is used to drive the rotating assembly (3) to move up and down. The rotating assembly (3) comprises a rotating plate, and an upper seedling raising plate (4) and a lower seedling raising plate (5) are arranged on the rotating plate. The rotating plate changes the position of the upper seedling raising plate (4) and the lower seedling raising plate (5) relative to the box body (1) by rotating. A seedling raising box (6) is arranged on both the upper seedling raising plate (4) and the lower seedling raising plate (5), and the seedling raising box (6) is used for raising seedlings; The upper seedling raising plate (4) and the lower seedling raising plate (5) are both provided with irrigation components (7) for irrigating the seedling raising box (6); A supplementary light component (8) is arranged on the upper seedling raising plate (4) to supplement the light required for seedling raising.

2. The seedling raising device for agricultural planting according to claim 1, wherein: Sliding grooves (11) are formed through both ends of the box body (1), and the length direction of the sliding grooves (11) is perpendicular to the ground; The lifting assembly (2) comprises a screw rod (21), a lifting block and a guide rod (24); the screw rod (21) is rotatably arranged in the sliding groove (11), and the axis of the screw rod (21) is parallel to the length direction of the sliding groove (11); one end of the screw rod (21) is connected to the lifting power member; the guide rod (24) is arranged in the sliding groove (11), and the axis of the guide rod (24) is parallel to the axis of the screw rod (21); the screw rod (21) is threadedly connected to the lifting block, and the lifting block is slidably arranged on the guide rod (24) to enable the lifting block to move up and down along the length direction of the sliding groove (11).

3. The seedling raising device for agricultural planting according to claim 2, wherein: The lifting block comprises a front lifting block (22) and a rear lifting block (23), the rotating plate comprises a front rotating plate (31) and a rear rotating plate (32), the front rotating plate (31) and the rear rotating plate (32) rotate or move simultaneously, the central axis of the front rotating plate (31) is arranged on the front lifting block (22), and a rotating handle (33) is arranged on the central axis of the front rotating plate (31), a first clamping groove (25) and a second clamping groove (26) are arranged on one side of the front lifting block (22) away from the front rotating plate (31), and the length direction of the first clamping groove (25) and the second clamping groove (26) are in the shape of The rear rotating plate (32) is arranged at an angle of 90°, and the first clamping slot (25) or the second clamping slot (26) is selected for clamping by rotating the rotating handle (33), so that the relative position of the upper seedling raising plate (4) and the lower seedling raising plate (5) is arranged vertically or horizontally; the middle axis of the rear rotating plate (32) is arranged on the rear lifting block (23), and a baffle (34) is arranged at the end of the middle axis of the rear rotating plate (32), and a spring (35) is arranged between the baffle (34) and the rear lifting block (23), so as to make the rotating handle (33) be clamped with the first clamping slot (25) or the second clamping slot (26).

4. An agricultural planting seedling raising device according to claim 3, characterized in that: The upper seedling-raising plate (4) is rotatably arranged between the front rotating plate (31) and the rear rotating plate (32) through an upper rotating shaft, and the lower seedling-raising plate (5) is rotatably arranged between the front rotating plate (31) and the rear rotating plate (32) through a lower rotating shaft. A plurality of seedling-raising holes (9) are penetrated through both the upper seedling-raising plate (4) and the lower seedling-raising plate (5), and the cross-sectional shape of the seedling-raising hole (9) is a cone with a wider upper part and a narrower lower part. A seedling-raising box (6) is arranged in the seedling-raising hole (9), and the cross-sectional shape of the seedling-raising box (6) is the same as that of the seedling-raising hole (9).

5. The seedling raising device for agricultural planting according to claim 4, characterized in that: Water storage tanks (71) are arranged at the bottoms of both the upper seedling-raising plate (4) and the lower seedling-raising plate (5), and water is stored in the water storage tanks (71). The irrigation assembly (7) includes a water pump and a water pipe (72). The input end of the water pump is communicated with the inside of the water storage tank (71), the output end of the water pump is communicated with the water pipe (72), and the water pipe (72) is communicated to each seedling-raising hole (9) in a tree-like shape for supplying water to the seedling-raising box (6) in each seedling-raising hole (9).

6. The seedling raising device for agricultural planting according to claim 5, characterized in that: The supplementary lighting assembly (8) includes a supplementary lighting frame (81), an upper supplementary light lamp (82) and a lower supplementary light lamp. The supplementary lighting frame (81) is arranged on the upper side of the upper seedling-raising plate (4), the upper supplementary light lamp (82) is arranged on the supplementary lighting frame (81) for supplementary lighting of the seedlings on the upper seedling-raising plate (4), and the lower supplementary light lamp is arranged at the bottom of the water storage tank (71) below the upper seedling-raising plate (4) for supplementary lighting of the seedlings on the lower seedling-raising plate (5).

7. An agricultural planting seedling raising device according to claim 6, characterized in that: It further includes a light-shielding plate (10) which is slidably arranged on the box body (1) and can cover the upper seedling-raising plate (4) and the lower seedling-raising plate (5) for blocking the light of the upper supplementary light lamp (82) and the lower supplementary light lamp from diverging outside the box body (1).

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