Forest seedling cultivation device and use method thereof

Abstract

The invention discloses a forest seedling cultivation device and a use method thereof, and relates to the technical field of forest seedling cultivation. The device comprises a rack; the rotary drum is rotatably arranged on the rack, a cavity and a water outlet which are communicated with each other are constructed in the rotary drum, a plurality of layers of connecting frames are arranged on the rotary drum, a plurality of placing holes and flow guide grooves are constructed on the connecting frames, cultivation cups are movably arranged in the placing holes, and the flow guide grooves are communicated with the cavity; the water tank, the driving mechanism, the conveying mechanism and the fixing pipe are all arranged on the rack, the driving mechanism drives the rotary drum to rotate intermittently, the fixing pipe is communicated with a plurality of transverse pipes, the transverse pipes are communicated with a plurality of branch pipes, and water in the water tank is conveyed into the fixing pipe through the conveying mechanism. When the device is used, it can be guaranteed that each tree seed is evenly irrigated, complex pipelines do not need to be arranged, operation is convenient, meanwhile, the root rotting phenomenon caused by excessive irrigation can be avoided, and therefore the device is more practical.

Description

Technical Field

[0001] The present application relates to the technical field of forest seedling cultivation, and in particular to a forest seedling cultivation device and a method of using the same. Background Art

[0002] Seedling cultivation refers to the stage in which various plants undergo artificial care when they are young until they can survive independently. Seedling cultivation can be divided into forest, garden, agriculture, etc. according to their uses. Forest seedling cultivation is mainly used to cultivate seedlings that can be planted in forests. Currently, the most widely used method is to cultivate seedlings in cultivation cups. Nutrient soil is filled into the cultivation cups, and the soaked tree seeds are sown in the cultivation cups. After watering and light, the tree seeds germinate and grow into seedlings. In the prior art, seedling cups are usually placed in a concentrated manner on the seedbed. When watering, if it is to be ensured that each tree species is evenly watered, complex pipes must be arranged, and the operation is relatively troublesome. Therefore, a forest seedling cultivation device and a method of using the same are proposed. Summary of the invention

[0003] The purpose of the present application is to solve the technical problem that seedling cups are usually placed in a centralized manner on the seedbed, and when watering, in order to ensure that each tree species is watered evenly, complex pipelines must be arranged, and the operation is relatively troublesome. The present application provides a forest seedling cultivation device and a method of use thereof.

[0004] In order to achieve the above-mentioned purpose, this application specifically adopts the following technical solutions:

[0005] A forest seedling cultivation device, comprising:

[0006] frame;

[0007] A rotating drum is rotatably arranged on a frame, wherein a connected cavity and a water outlet are constructed in the rotating drum, wherein a multi-layer connecting frame is arranged on the rotating drum, wherein each layer has a plurality of connecting frames, wherein a plurality of placement holes and guide grooves are constructed on the connecting frame, wherein a cultivation cup is movably arranged in the placement hole, and the guide groove is connected with the cavity;

[0008] The water tank, driving mechanism, conveying mechanism and fixed pipe are all arranged on the frame. The driving mechanism drives the drum to rotate intermittently. The fixed pipe is connected with a plurality of transverse pipes, and the transverse pipe is connected with a plurality of branch pipes. The water in the water tank is conveyed to the fixed pipe through the conveying mechanism.

[0009] Furthermore, the driving mechanism includes a sliding frame slidably arranged on the frame, a cylinder push rod with a movable end connected to the sliding frame is arranged on the frame, a slider is slidably arranged on the sliding frame and a return spring is arranged between the two, a driving rack and a protrusion are arranged on the slider, a fixed gear meshing with the driving rack is arranged on the rotating drum, a trapezoidal groove is opened on the frame, and the protrusion slides in cooperation with the trapezoidal groove.

[0010] Furthermore, the conveying mechanism includes a fixed cylinder arranged on the frame, a piston rod is slidably arranged in the fixed cylinder, a water inlet pipe and a water outlet pipe are connected to the fixed cylinder, both the water inlet pipe and the water outlet pipe are provided with a one-way valve and the conduction directions of the two are opposite, the free end of the water inlet pipe is connected to the water tank, and the free end of the water outlet pipe is connected to the fixed pipe.

[0011] Furthermore, a fixing rod is provided on the sliding frame, and a free end of the fixing rod is connected to the piston rod.

[0012] Furthermore, the inner diameters of the plurality of branch pipes increase successively along the length direction of the transverse pipe.

[0013] Furthermore, an annular groove is constructed on the frame, and a plurality of balls that are movably embedded in the rotating drum and are all rollingly matched with the annular groove.

[0014] Furthermore, the water outlet corresponds to a water tank, and a filter screen is movably provided on the water tank.

[0015] Furthermore, the cultivation cup includes a cup body plugged into the placement hole, a plurality of water outlet holes are provided at the bottom of the cup body, a filter pad is provided in the cup body, and an annular convex edge is constructed on the cup body to abut and overlap with the connecting frame.

[0016] Furthermore, a rotating frame is rotatably arranged in the cavity, a motor whose output shaft is connected to the rotating frame is arranged on the rotating drum, and a plurality of through slots are constructed on the rotating drum, each layer of through slots has a plurality of through slots, wherein the multi-layer connecting frames are fixed frames and are all arranged on the rotating drum, and the remaining multi-layer connecting frames are movable frames and are all arranged on the rotating frame, and the movable frames are in contact with and overlap the through slots.

[0017] The method for using the forest seedling cultivation device, including the above-mentioned forest seedling cultivation device, comprises the following steps:

[0018] S1: put nutrient soil into the cup body, sow the soaked tree seeds in the cup body, place the cup body in the placement hole, make the annular convex edge contact and overlap with the connecting frame, and add water into the water tank;

[0019] S2: The movable end of the cylinder push rod is repeatedly retracted and extended, driving the sliding frame to repeatedly slide forward and backward, the protrusion slides back and forth in the trapezoidal groove, the slider slides back and forth on the sliding frame and drives the driving rack and the fixed rod to move together, and the reset spring is repeatedly squeezed and reset. When the sliding frame slides forward, the rotating drum is driven to rotate through the meshing action of the driving rack and the fixed gear. The cup body is located below the branch pipe, and the piston rod is driven to slide through the fixed rod. The fixed cylinder presents a negative pressure state, and the water in the water tank enters the fixed cylinder through the water inlet pipe. When the sliding frame slides backward, the piston rod is driven to slide through the fixed rod to transport the water in the fixed cylinder to the water outlet pipe. The water in the water outlet pipe enters the fixed pipe and is diverted to multiple horizontal pipes. The water in the horizontal pipe flows out from multiple branch pipes to evenly irrigate multiple tree species. The excess water from irrigation passes through the filter pad and the water outlet hole in turn and flows into the diversion groove. The water in the diversion groove flows into the cavity and flows back to the water tank through the water outlet. The impurities in the water are filtered through the filter screen.

[0020] The beneficial effects of the present application are as follows: when in use, the present application can ensure that each tree species is watered evenly, and there is no need to arrange complicated pipelines, and the operation is convenient. At the same time, it can avoid root rot caused by excessive watering, so it is more practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional diagram of the structure of this application;

[0022] Figure 2 It is a three-dimensional diagram of the rack structure of this application;

[0023] Figure 3 This application Figure 2 The enlarged view of point A in the middle;

[0024] Figure 4 It is a three-dimensional diagram of the structure of part of this application;

[0025] Figure 5 This application Figure 4 A three-dimensional cross-sectional view of

[0026] Figure 6 This application Figure 5 The enlarged view of point B in the middle;

[0027] Figure 7 It is a three-dimensional diagram of the structure of the rotating drum and the fixed frame of the present application;

[0028] Figure 8 This application Figure 7 A three-dimensional cross-sectional view of

[0029] Fig. 9 This application Figure 8 Enlarged view of point C in the middle;

[0030] Fig.10 This application Figure 8 The enlarged view of point D in the middle;

[0031] Fig.11 It is a three-dimensional diagram of the movable frame structure of this application.

[0032] 1. Frame; 2. Drum; 3. Cavity; 4. Water outlet; 5. Placement hole; 6. Guide groove; 7. Water tank; 8. Fixed pipe; 9. Horizontal pipe; 10. Branch pipe; 11. Sliding frame; 12. Cylinder push rod; 13. Sliding block; 14. Return spring; 15. Driving rack; 16. Bump; 17. Fixed gear; 18. Trapezoidal groove; 19. Fixed cylinder; 20. Piston rod; 21. Water inlet pipe; 22. Water outlet pipe; 23. One-way valve; 24. Fixed rod; 25. Annular groove; 26. Ball; 27. Filter screen; 28. Cup body; 29. ​​Water outlet hole; 30. Filter pad; 31. Annular convex edge; 32. Rotating frame; 33. Motor; 34. Through groove; 35. Fixed frame; 36. Movable frame. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0034] like Figure 1-Figure 10 As shown, a forest seedling cultivation device proposed in one embodiment of the present application includes:

[0035] Rack 1;

[0036] The rotating drum 2 is rotatably arranged on the frame 1, the rotating drum 2 is in a vertical direction, a connected cavity 3 and a water outlet 4 are constructed in the rotating drum 2, a multi-layer connecting frame is arranged on the rotating drum 2, the multi-layer connecting frames are evenly distributed from top to bottom, the number of connecting frames on each layer is multiple, the connecting frame is in a horizontal direction, a plurality of placement holes 5 and guide grooves 6 are constructed on the connecting frame, the plurality of placement holes 5 are arranged in an array along the horizontal direction, a cultivation cup is movably arranged in the placement hole 5, the cultivation cup is in a vertical direction, the guide groove 6 is connected with the cavity 3, the guide groove 6 is in an inclined direction and the lower part faces the cavity 3;

[0037] The water tank 7, the driving mechanism, the conveying mechanism and the fixed pipe 8 are all arranged on the frame 1. The water tank 7 and the fixed pipe 8 are fixedly arranged on the frame 1. The driving mechanism drives the rotating drum 2 to rotate intermittently. The intermittent rotation here means that each time it rotates a fixed angle, it will stop for a period of time and then continue to rotate. The fixed pipe 8 is connected with a plurality of transverse pipes 9. The plurality of transverse pipes 9 are all horizontal and evenly distributed from top to bottom. The number of transverse pipes 9 is the same as the number of layers of the connecting frame. The transverse pipe 9 is connected with a plurality of branch pipes 10. The branch pipes 10 are vertical. The number of branch pipes 10 on the transverse pipe 9 is the same as the number of culture cups on the connecting frame. The water in the water tank 7 is conveyed to the fixed pipe 8 through the conveying mechanism.

[0038] When in use, nutrient soil is loaded into the cultivation cup, the soaked tree species are sown in the cultivation cup, the cultivation cup is placed in the placement hole 5, water is added to the water tank 7, and the driving mechanism drives the rotating drum 2 to rotate intermittently. When the rotating drum 2 rotates a fixed angle and stops, the multiple connecting frames are respectively located under the multiple transverse tubes 9, and the multiple branch pipes 10 on the transverse tubes 9 correspond to the multiple cultivation cups on the connecting frames. At this time, the water in the water tank 7 is transported to the fixed tube 8 through the conveying mechanism, and the water in the fixed tube 8 enters the multiple transverse tubes 9. The water in the transverse tube 9 flows out from the multiple branch pipes 10, so that the multiple tree species are evenly irrigated, and the excess water flows into the cavity 3 through the guide groove 6 and is discharged from the water outlet 4. Then the operation is repeated to achieve uniform watering of each tree species.

[0039] In summary, when used, the present application can ensure that each tree species is watered evenly without the need to arrange complicated pipelines, and is easy to operate. At the same time, it can avoid root rot caused by excessive watering, and is therefore more practical.

[0040] like Figure 3-Figure 7 As shown, in some embodiments, the driving mechanism includes a sliding frame 11 slidably arranged on the frame 1, the sliding frame 11 slides in the horizontal direction, the frame 1 is provided with a cylinder push rod 12 whose movable end is connected to the sliding frame 11, the cylinder push rod 12 is in the horizontal direction and fixed on the frame 1, a slider 13 is slidably arranged on the sliding frame 11, and a reset spring 14 is arranged between the two, the slider 13 slides in the horizontal direction, the sliding direction of the slider 13 is perpendicular to the sliding direction of the sliding frame 11, the reset spring 14 is in the horizontal direction, and the two ends are respectively connected to the sliding frame 11 and the slider 13 is fixedly connected, a driving rack 15 and a protrusion 16 are arranged on the slider 13, the driving rack 15 is in a horizontal direction and fixed on the slider 13, the protrusion 16 is in a vertical direction and fixed on the slider 13, a fixed gear 17 meshing with the driving rack 15 is arranged on the rotating drum 2, the fixed gear 17 is in a vertical direction and fixed on the rotating drum 2, a trapezoidal groove 18 is opened on the frame 1, the trapezoidal groove 18 is in a horizontal direction, the trapezoidal groove 18 includes a first oblique groove, a first straight groove, a second oblique groove and a second straight groove connected end to end, and the protrusion 16 is slidably matched with the trapezoidal groove 18;

[0041] Referring to the above, in the initial state, the movable end of the cylinder push rod 12 extends out, the sliding frame 11, the slider 13 and the driving rack 15 are all in the initial position, the reset spring 14 is in a squeezed state, and the protrusion 16 is located at the connection between the first inclined groove and the second straight groove. When in use, the movable end of the cylinder push rod 12 is retracted to drive the sliding frame 11 to slide to the limit position. During this process, the reset spring 14 is first reset to the natural state, the slider 13 slides to the limit position, the protrusion 16 slides to the connection between the first inclined groove and the first straight groove, and the driving rack 15 moves to the limit position, and then the reset spring 14, the slider 13 and the driving rack 15 all maintain the current position, the protrusion 16 slides to the connection between the first straight groove and the second inclined groove, the driving rack 15 and the fixed gear 17 are engaged, thereby driving the drum 2 to rotate, and then the protrusion 16 slides to the connection between the second inclined groove and the second straight groove, the slider 13 slides to the initial position, the return spring 14 is squeezed, and the driving rack 15 moves to the initial position. When the movable end of the cylinder push rod 12 extends, it drives the sliding frame 11 to slide to the initial position, the protrusion 16 slides to the connection between the first inclined groove and the second straight groove, the return spring 14, the slider 13 and the driving rack 15 all maintain the current position, so as to realize driving the drum 2 to rotate intermittently.

[0042] like Figure 4-Figure 6 As shown, in some embodiments, the conveying mechanism includes a fixed cylinder 19 arranged on the frame 1, the fixed cylinder 19 is horizontally oriented and fixed on the frame 1, a piston rod 20 is slidably arranged in the fixed cylinder 19, the piston rod 20 slides in the horizontal direction, a water inlet pipe 21 and a water outlet pipe 22 are connected to the fixed cylinder 19, a one-way valve 23 is arranged on the water inlet pipe 21 and the water outlet pipe 22, and the conducting directions of the two are opposite, the free end of the water inlet pipe 21 is connected to the water tank 7, and the free end of the water outlet pipe 22 is connected to the fixed pipe 8, the water in the water tank 7 can only enter the fixed cylinder 19 through the water inlet pipe 21, and the water in the fixed cylinder 19 can only enter the water outlet pipe 22;

[0043] Referring to the above, in the initial state, the piston rod 20 is located at the initial position. When in use, the piston rod 20 is first driven to slide to the extreme position, and a negative pressure state is present in the fixed cylinder 19. The water in the water tank 7 enters the fixed cylinder 19 through the water inlet pipe 21, and then the piston rod 20 is driven to slide to the initial position to transport the water in the fixed cylinder 19 to the fixed pipe 8.

[0044] like Figure 6 As shown, in some embodiments, a fixing rod 24 is provided on the sliding frame 11, and the free end of the fixing rod 24 is connected to the piston rod 20. The fixing rod 24 is fixed on the sliding frame 11 and the free end is fixedly connected to the piston rod 20;

[0045] Referring to the above, in the initial state, the sliding frame 11, the fixed rod 24 and the piston rod 20 are all in the initial position. When the sliding frame 11 slides to the extreme position, the fixed rod 24 drives the piston rod 20 to move to the extreme position. Conversely, when the sliding frame 11 slides to the initial position, the fixed rod 24 drives the piston rod 20 to move to the initial position, thereby realizing automatic watering of the tree species when the rotating drum 2 stops, which is more convenient to use.

[0046] like Figure 4 As shown, in some embodiments, the inner diameters of the plurality of branch pipes 10 are increased in sequence along the length direction of the transverse pipe 9, where the length direction refers to the direction in which the transverse pipe 9 is away from the fixed pipe 8;

[0047] Referring to the above, when the water in the horizontal pipe 9 flows out from a plurality of branch pipes 10, the amount of water flowing out of each branch pipe 10 can be made substantially the same by setting the inner diameters to increase successively, thereby improving the uniformity of irrigation.

[0048] like Figure 3-Figure 9 As shown, in some embodiments, the frame 1 is configured with an annular groove 25, the annular groove 25 is in a horizontal direction, a plurality of balls 26 are movably embedded on the drum 2 and are all rollingly matched with the annular groove 25, and a plurality of embedding grooves are configured on the drum 2, the balls 26 are movably embedded in the embedding grooves and cannot be separated from the embedding grooves;

[0049] As mentioned above, when the drum 2 rotates, the plurality of balls 26 roll together in the annular groove 25 , which not only supports the drum 2 and improves the stability of use, but also does not affect the smoothness of the rotation of the drum 2 .

[0050] like Figure 4 As shown, in some embodiments, the water outlet 4 corresponds to the water tank 7, and a filter screen plate 27 is movably provided on the water tank 7. The filter screen plate 27 is in a horizontal direction, and a first surface and a second surface that are vertically distributed and connected are constructed on the filter screen plate 27. The first surface is plugged and matched with the inner wall of the water tank 7, and the second surface is overlapped with the top surface of the water tank 7;

[0051] Referring to the above, in the initial state, the filter screen plate 27 is installed on the water tank 7, that is, the first surface is plugged into the inner wall of the water tank 7, and the second surface is in contact with and overlaps the top surface of the water tank 7. When in use, excess water from irrigation flows back into the water tank 7 through the water outlet 4, and impurities in the water are filtered through the filter screen plate 27 to achieve water recycling. The filter screen plate 27 can be disassembled by moving it upward away from the water tank 7, that is, the first surface is away from the inner wall of the water tank 7, and the second surface is away from the top surface of the water tank 7, so as to facilitate the cleaning of impurities.

[0052] like Fig.10As shown, in some embodiments, the cultivation cup includes a cup body 28 plugged into the placement hole 5, a plurality of water outlet holes 29 are provided at the bottom of the cup body 28, a filter pad 30 is provided in the cup body 28, and an annular convex edge 31 is constructed on the cup body 28 to abut against and overlap the connecting frame;

[0053] Referring to the above, when in use, nutrient soil is loaded into the cup body 28, the tree seeds after the foaming treatment are sown in the cup body 28, the cup body 28 is placed in the placement hole 5, the annular convex edge 31 is in contact with the connecting frame and overlapped. When watering, the excess water passes through the filter pad 30 and the water outlet 29 in turn and flows into the guide groove 6. The loss of nutrient soil can be avoided through the filter pad 30.

[0054] like Figure 7-Figure 11 As shown, in some embodiments, a rotating frame 32 is rotatably arranged in the cavity 3, the rotating frame 32 is in a vertical direction, a motor 33 whose output shaft is connected to the rotating frame 32 is arranged on the rotating drum 2, the motor 33 is fixed on the rotating drum 2 and the output shaft is in a vertical direction, and a plurality of through slots 34 are constructed on the rotating drum 2, and the number of through slots 34 on each layer is multiple, wherein the multi-layer connecting frames are fixed frames 35 and are all arranged on the rotating drum 2, and the remaining multi-layer connecting frames are movable frames 36 and are all arranged on the rotating frame 32, and the movable frames 36 are in contact with and overlap the through slots 34;

[0055] Referring to the above, in the initial state, the fixed frame 35 and the movable frame 36 correspond to each other up and down to facilitate watering. After the watering is completed, the motor 33 can be driven to work, and the output shaft can rotate, driving the rotating frame 32 and multiple movable frames 36 to rotate together, so that the fixed frame 35 and the movable frame 36 are staggered up and down, so that the tree species can get sufficient light, which is conducive to germination and growth.

[0056] The method for using the forest seedling cultivation device, including the above-mentioned forest seedling cultivation device, comprises the following steps:

[0057] S1: put the nutrient soil into the cup body 28, sow the soaked tree seeds in the cup body 28, place the cup body 28 in the placement hole 5, the annular convex edge 31 abuts against and overlaps the connecting frame, and add water into the water tank 7;

[0058] S2: The movable end of the cylinder push rod 12 is repeatedly retracted and extended, driving the sliding frame 11 to repeatedly slide forward and reverse, the protrusion 16 slides back and forth in the trapezoidal groove 18, the slider 13 slides back and forth on the sliding frame 11 and drives the driving rack 15 and the fixed rod 24 to move together, and the reset spring 14 is repeatedly squeezed and reset. When the sliding frame 11 slides forward, the driving rack 15 and the fixed gear 17 mesh together to drive the rotating drum 2 to rotate. The cup body 28 is located below the branch pipe 10, and the piston rod 20 is driven to slide through the fixed rod 24. The fixed cylinder 19 is in a negative pressure state, and the water tank The water in 7 enters the fixed cylinder 19 through the water inlet pipe 21. When the sliding frame 11 slides in the opposite direction, the piston rod 20 is driven to slide through the fixed rod 24, and the water in the fixed cylinder 19 is transported to the water outlet pipe 22. The water in the water outlet pipe 22 enters the fixed pipe 8 and is divided into multiple transverse pipes 9. The water in the transverse pipe 9 flows out from multiple branch pipes 10 to evenly irrigate multiple tree species. The excess water from irrigation passes through the filter pad 30 and the water outlet hole 29 in turn and flows into the guide groove 6. The water in the guide groove 6 flows into the cavity 3 and flows back to the water tank 7 through the water outlet 4. Impurities in the water are filtered through the filter screen plate 27.

[0059] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A forest seedling cultivation device and a method of using the same, characterized in that: include: Rack (1); A rotating drum (2) is rotatably arranged on a frame (1), wherein a cavity (3) and a water outlet (4) are connected to each other in the rotating drum (2), and a multi-layer connecting frame is arranged on the rotating drum (2), wherein each layer of connecting frames has a plurality of connecting frames, and the connecting frame has a plurality of placement holes (5) and guide grooves (6), wherein a cultivation cup is movably arranged in the placement hole (5), and the guide groove (6) is connected to the cavity (3); A water tank (7), a driving mechanism, a conveying mechanism and a fixed pipe (8) are all arranged on a frame (1). The driving mechanism drives the rotating drum (2) to rotate intermittently. The fixed pipe (8) is connected to a plurality of transverse pipes (9), and the transverse pipe (9) is connected to a plurality of branch pipes (10). The water in the water tank (7) is conveyed to the fixed pipe (8) by the conveying mechanism.

2. The forest seedling cultivation device according to claim 1, characterized in that: The driving mechanism comprises a sliding frame (11) slidably arranged on a frame (1); a cylinder push rod (12) whose movable end is connected to the sliding frame (11) is arranged on the frame (1); a slider (13) is slidably arranged on the sliding frame (11) and a return spring (14) is arranged between the two; a driving rack (15) and a protrusion (16) are arranged on the slider (13); a fixed gear (17) meshing with the driving rack (15) is arranged on the rotating drum (2); a trapezoidal groove (18) is opened on the frame (1); and the protrusion (16) is slidably matched with the trapezoidal groove (18).

3. The forest seedling cultivation device according to claim 2, characterized in that: The conveying mechanism comprises a fixed cylinder (19) arranged on a frame (1), a piston rod (20) being slidably arranged in the fixed cylinder (19), a water inlet pipe (21) and a water outlet pipe (22) being connected to the fixed cylinder (19), both the water inlet pipe (21) and the water outlet pipe (22) being provided with a one-way valve (23) and the conducting directions of the two are opposite, the free end of the water inlet pipe (21) is connected to a water tank (7), and the free end of the water outlet pipe (22) is connected to the fixed pipe (8).

4. The forest seedling cultivation device according to claim 3, characterized in that: The sliding frame (11) is provided with a fixing rod (24), and the free end of the fixing rod (24) is connected to the piston rod (20).

5. The forest seedling cultivation device according to claim 1, characterized in that: The inner diameters of the plurality of branch pipes (10) increase in sequence along the length direction of the transverse pipe (9).

6. The forest seedling cultivation device according to claim 1, characterized in that: The frame (1) is provided with an annular groove (25), and the rotating drum (2) is movably embedded with a plurality of balls (26) that are all rollingly matched with the annular groove (25).

7. The forest seedling cultivation device according to claim 1, characterized in that: The water outlet (4) corresponds to a water tank (7), and a filter screen plate (27) is movably provided on the water tank (7).

8. The forest seedling cultivation device according to claim 1, characterized in that: The cultivation cup comprises a cup body (28) plugged into the placement hole (5), a plurality of water outlet holes (29) are provided at the bottom of the cup body (28), a filter pad (30) is provided in the cup body (28), and an annular convex edge (31) is constructed on the cup body (28) to abut and overlap with the connecting frame.

9. The forest seedling cultivation device according to claim 1, characterized in that: A rotating frame (32) is rotatably arranged in the cavity (3), a motor (33) whose output shaft is connected to the rotating frame (32) is arranged on the rotating drum (2), and a plurality of through slots (34) are constructed on the rotating drum (2), wherein each layer of through slots (34) has a plurality of through slots, wherein the plurality of multi-layer connecting frames are fixed frames (35) and are all arranged on the rotating drum (2), and the remaining plurality of multi-layer connecting frames are movable frames (36) and are all arranged on the rotating frame (32), and the movable frames (36) are in contact with and overlap the through slots (34).

10. A method for using a forest seedling cultivation device, comprising the forest seedling cultivation device according to any one of claims 1 to 9, characterized in that: The following steps are involved: S1: Fill the cup body (28) with nutrient soil, sow the soaked tree seeds in the cup body (28), place the cup body (28) in the placement hole (5), make the annular convex edge (31) contact and overlap with the connecting frame, and add water into the water tank (7); S2: The movable end of the cylinder push rod (12) is repeatedly retracted and extended, driving the sliding frame (11) to repeatedly slide in the forward and reverse directions, the protrusion (16) slides back and forth in the trapezoidal groove (18), the slider (13) slides back and forth on the sliding frame (11) and drives the driving rack (15) and the fixed rod (24) to move together, and the reset spring (14) is repeatedly squeezed and reset. When the sliding frame (11) slides in the forward direction, the driving rack (15) and the fixed gear (17) are meshed to drive the rotating drum (2) to rotate. The cup body (28) is located below the branch pipe (10) and drives the piston rod (20) to slide through the fixed rod (24). The fixed cylinder (19) presents a negative pressure state, and the water tank (7) The water in the fixed cylinder (19) enters the fixed cylinder (19) through the water inlet pipe (21). When the sliding frame (11) slides in the opposite direction, the fixed rod (24) drives the piston rod (20) to slide, and the water in the fixed cylinder (19) is transported to the water outlet pipe (22). The water in the water outlet pipe (22) enters the fixed pipe (8) and is branched to a plurality of transverse pipes (9). The water in the transverse pipe (9) flows out through a plurality of branch pipes (10) to evenly irrigate a plurality of tree species. The excess water from the irrigation passes through the filter pad (30) and the water outlet hole (29) in turn and flows into the guide groove (6). The water in the guide groove (6) flows into the cavity (3) and flows back into the water tank (7) through the water outlet (4). Impurities in the water are filtered through the filter screen plate (27).

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