Multi-layer three-dimensional seed cultivation tray for agricultural seedling culture

Abstract

The invention discloses a multi-layer three-dimensional agricultural seedling seed cultivation tray, and relates to the field of seed cultivation trays, the multi-layer three-dimensional agricultural seedling seed cultivation tray comprises a box body and a cover plate arranged at the upper end of the box body, an adjusting plate is arranged in the box body, a storage cultivation tray is mounted in the adjusting plate, and seed bins are uniformly arranged in the storage cultivation tray; and an atomizing spray pipe is mounted at the upper end of the box body. When the multi-layer three-dimensional seed cultivation tray for agricultural seedling culture is used, an atomizing spray pipe is positioned through a positioning partition plate and embedded into a groove in the upper end of a box body, after the atomizing spray pipe is embedded, a locking inclined block is extruded, and due to the fact that the locking inclined block is inclined and convenient to clamp, when water needs to be supplemented, a water suction pump is started, and when the water suction pump is started, the atomizing spray pipe is fixed to the box body. According to the device, the connecting corrugated pipeline can feed culture liquid into the atomizing spray pipe at the upper end under the assistance of the water pumping pipe and the filtration of the filter screen, water supplementing at the upper end can be conveniently carried out, operation is easy, and water supplementing is convenient.

Description

Technical Field

[0001] The invention relates to the technical field of seed cultivation trays, in particular to a multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation. Background Art

[0002] Multi-layer stereoscopic seed cultivation tray for agricultural seedlings is a multi-layer structure container used for seedling cultivation. It is designed with a three-dimensional, multi-layer layout. The seed cultivation tray for agricultural seedlings refers to a container specially used for seed seedling cultivation. It is usually a small plate with a flat or multi-grid design. It is used to support sowing and seedling cultivation to ensure that the seeds have a good environment when they germinate.

[0003] In the prior art, when raising agricultural seedlings in a seed cultivation tray, it is relatively cumbersome to take out and place the seeds and seedlings. When placing and cultivating the seeds and seedlings, it is inconvenient to put your hands inside to operate.

[0004] In order to overcome the above-mentioned shortcomings, a Chinese patent of the prior art (publication number CN216796048U) discloses a seed cultivation tray for agricultural seedling cultivation, comprising a water storage tank, a waterproof hydraulic rod is provided inside the water storage tank, and a connecting block is connected above the waterproof hydraulic rod, a support rod is fixed on the top of the connecting block, and a carrying plate is fixed above the support rod, a placement groove is provided on the top of the carrying plate, and a cultivation tray body is embedded in the inner wall of the placement groove, by setting a water source inside the water storage tank, the support rod is welded to the carrying plate, and the waterproof hydraulic rod is started, the waterproof hydraulic rod pushes the connecting block to move up and down, the carrying plate is connected to the connecting block through the support rod, the connecting block and the support rod disperse the pushing force of the waterproof hydraulic rod, so that the carrying plate has stability, and the carrying plate drives the cultivation tray body to move up and down, and when the waterproof hydraulic rod contracts, the cultivation tray body is in the water source, and the seeds inside the cultivation container are soaked, which is convenient for later growth.

[0005] In order to overcome the above-mentioned shortcomings, a Chinese patent of the prior art (publication number CN216392518U) discloses a new seed cultivation tray for agricultural seedling cultivation, comprising a base and a liquid storage tank, the liquid storage tank being installed above the base, a cultivation tray being installed inside the liquid storage tank, a box cover being installed on the top of the liquid storage tank, the cultivation tray being supported by support rods and support grids, the cultivation tray being taken in and out of the liquid storage tank by a lifting plate, and convenient disassembly and installation, moreover, after the seeds are placed inside the cultivation cup, they are placed in the cultivation tray for cultivation, and the seeds are taken in and out through the cultivation cup to avoid seeds spilling, which is conducive to seed cultivation, and a lighting lamp is arranged above the cultivation tray through the box cover to provide light to the seeds on the cultivation tray, and through the ventilation holes and the exhaust fan, the air inside the box cover and the liquid storage tank is fully circulated, so that the environment for seed cultivation is well lit and ventilated.

[0006] Although the existing technology can overcome the above-mentioned shortcomings, there are still other problems in its operation process, such as: when agricultural seedlings are raised, when water is sprayed on the upper end of the seedlings, the spraying range is relatively limited, which can easily affect the cultivation of agricultural seedlings, is not conducive to seed cultivation, and affects later growth. Summary of the Invention

[0007] The purpose of the present invention is to provide a multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation, so as to solve the problem raised in the above background technology that when water is sprayed on the upper end of the seedlings during agricultural seedling cultivation, the spraying range is relatively limited, which easily affects the cultivation of agricultural seedlings, is not conducive to the cultivation of seeds, and affects the later growth.

[0008] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation, comprising a box body and a cover plate arranged at the upper end of the box body, and a circular plate is arranged inside the box body, and a cultivation tray is installed inside the circular plate, and seed bins are evenly arranged inside the cultivation tray; an atomizing nozzle is installed at the upper end of the box body, and an auxiliary humidification mechanism is arranged on the outside of the atomizing nozzle; a servo motor is installed on the right side of the box body, and an adjustment plate is installed at the output end of the servo motor, and an auxiliary angle adjustment mechanism is arranged at the upper end of the adjustment plate; a transmission rod is installed on the inner side of the adjustment plate, and an auxiliary communication mechanism is arranged on the inner side of the transmission rod.

[0009] Furthermore, an electric telescopic rod is fixedly installed on the outer side of the box, and a lifting and pulling plate is fixedly installed on the output end of the electric telescopic rod, and the shape of the lifting and pulling plate is "L"-shaped, the middle of the circular plate is hollow, and the front and rear ends of the circular plate are slidingly connected to the inner wall of the box, and the front and rear end surfaces of the circular plate are fixedly installed on the lower end of the lifting and pulling plate, and auxiliary pulling plates are fixedly installed on the left and right sides of the storage and cultivation tray.

[0010] Furthermore, a lighting lamp is fixedly installed inside the cover plate, and the lower end of the lighting lamp is aligned with the surface of the seed bin. When the box body is closed and the lighting lamp is set, sufficient lighting effect is achieved, and it is easy to use.

[0011] Furthermore, the auxiliary humidification mechanism is provided with a positioning partition, and the positioning partition is arranged on the surface of the atomizing nozzle. The interior of the box is slidably connected with a locking bevel, and the locking bevel is located above the atomizing nozzle, and an auxiliary spring is provided between the locking bevel and the interior of the box.

[0012] Furthermore, a shift block is fixedly installed on the outer side of the locking bevel block, and the shift block is slidably connected to the box body, and a limiting rod is installed through the inside of the shift block, and the inner side of the limiting rod is fixedly installed on the surface of the box body.

[0013] Furthermore, a water suction pipe is installed through the lower end of the box, and a filter is fixedly installed on the inner wall of the right end of the water suction pipe, and the outer side of the water suction pipe is connected to a connecting corrugated pipe, and the upper end of the connecting corrugated pipe is connected to the inside of the atomizing nozzle through a threaded knob. A water suction pump is provided at the middle end of the connecting corrugated pipe, and the right side of the water suction pump is installed on the surface of the box. Under the filtration of the filter, the culture liquid is sent into the interior of the atomizing nozzle at the upper end, which can conveniently replenish water at the upper end, is simple to operate, and convenient water replenishment.

[0014] Furthermore, the auxiliary humidification mechanism is provided with a moving rod, and the lower end of the moving rod is rotatably connected to the right side of the adjustment plate, and the upper end of the moving rod is rotatably installed with a lifting punch rod, and the upper end of the lifting punch rod is penetrated by a positioning plate, and the inner side of the positioning plate is fixedly installed on the outer side of the box.

[0015] Furthermore, a return spring is provided on the surface of the lifting plunger, and the upper end of the return spring is installed on the lower end of the positioning plate. A contact plate is correspondingly provided on the upper end of the lifting plunger, and the inner side of the contact plate is fixedly installed on the surface of the atomizing nozzle, and the front and rear lifting plungers are staggered in height, so that the range of water spraying becomes wider, water replenishment is achieved more evenly, and the water replenishment effect is further improved.

[0016] Furthermore, the auxiliary communication mechanism is provided with a movable block, and the right side of the movable block is fixedly mounted on the left end of the transmission rod, and the middle end of the transmission rod is rotatably mounted on the inner wall of the box through a limiting sleeve.

[0017] Furthermore, a cleaning brush is slidably connected to the inner side of the movable block, and a pressure spring is installed between the cleaning brush and the inner wall of the movable block. The left side of the cleaning brush contacts the surface of the filter, and the swing of the movable block can achieve the effect of cleaning the filter, which can automatically unclog the filter and further ensure the water replenishment effect.

[0018] Compared with the prior art, the present invention has the following beneficial effects: 1. When in use, position the atomizing nozzle through the positioning baffle and insert the atomizing nozzle into the groove at the upper end of the box. After the atomizing nozzle is inserted, squeeze the locking bevel. Due to the inclined shape of the locking bevel itself, it is easy to engage. When water needs to be replenished, start the water pump. When the water pump is started, the connected corrugated pipe can be assisted by the water pipe and filtered by the filter to send the culture liquid into the upper end of the atomizing nozzle, which can easily replenish water at the upper end. The operation is simple and the water replenishment is convenient. Furthermore, when in use, the seeds for seedling cultivation are placed inside the seed bin, the seed bin is placed on the storage and cultivation tray, and the storage and cultivation tray is placed on the adjustment plate. The adjustment plate can be driven to be raised and lowered under the action of the electric telescopic rod and the lifting and pulling plate. The operation is simple and convenient. With the setting of the cover plate and the sealing strip, the box body is closed, and with the setting of the lighting lamp, the effect of sufficient lighting is achieved, and it is easy to use.

[0019] 2. When replenishing water, by starting the servo motor, the start of the servo motor can drive the adjustment plate to swing left and right. When the adjustment plate swings left and right, it can drive the moving rods connected at both ends to rotate. When the moving rods are driven, they can drive the lifting punch rod at the upper end to push the contact plate on the outside of the atomizing nozzle. The contact plate can be pushed back and forth to make the atomizing nozzle swing and adjust the angle. In this way, the angle is self-adjusted when spraying water, so that the range of water spraying becomes wider, the water replenishment is achieved more evenly, and the water replenishment effect is further improved.

[0020] 3. As the servo motor starts, the servo motor drives the adjustment plate to swing back and forth, and the adjustment plate swings back and forth to drive the transmission rod to rotate back and forth. The reciprocating transmission rod is limited by the limit sleeve, which enables the cleaning brush to fit the filter tightly. With the swing of the movable block, the filter can be cleaned and automatically unblocked, further ensuring the water replenishment effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention.

[0022] Figure 2 It is a schematic side view of the three-dimensional structure of the present invention.

[0023] Figure 3 It is a bottom-up three-dimensional structural schematic diagram of the present invention.

[0024] Figure 4 This is a schematic diagram of the three-dimensional structure of the lighting lamp of the present invention when viewed from above.

[0025] Figure 5 This is a schematic diagram of the three-dimensional structure of the cultivation tray according to the present invention in a side cross-sectional view.

[0026] Figure 6 This is a schematic diagram of the front sectional three-dimensional structure of the atomizing nozzle of the present invention.

[0027] Figure 7 It is a schematic diagram of the three-dimensional structure of the pressure spring of the present invention in a top cross-sectional view.

[0028] Figure 8 It is a schematic diagram of the front sectional three-dimensional structure of the transmission rod of the present invention.

[0029] Figure 9 It is a schematic side view of the three-dimensional structure of the adjustment plate of the present invention.

[0030] Figure 10 For the present invention Figure 8 Enlarged structural diagram at point A in the middle.

[0031] In the figure: 1. Box body; 2. Cover plate; 3. Sealing strip; 4. Lighting lamp; 5. Electric telescopic rod; 6. Lifting plate; 7. Circular plate; 8. Cultivation tray; 9. Seed bin; 10. Auxiliary pull plate; 11. Atomizing nozzle; 12. Positioning partition; 13. Auxiliary spring; 14. Locking bevel; 15. Limit rod; 16. Dial block; 17. Suction pipe; 18. Filter; 19. Connecting corrugated pipe; 20. Suction pump; 21. Servo motor; 22. Adjustment plate; 23. Moving rod; 24. Lifting punch rod; 25. Positioning plate; 26. Contact plate; 27. Return spring; 28. Transmission rod; 29. Movable block; 30. Cleaning brush; 31. Pressure spring. DETAILED DESCRIPTION

[0032] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0033] Example 1: Figures 1-8The technical solution shown is a multi-layer three-dimensional seed cultivation tray for agricultural seedlings. In order to solve the problem of inconvenient spraying operation, the following is disclosed: a box body 1 and a cover plate 2 arranged at the upper end of the box body 1, and a circular plate 7 is arranged inside the box body 1, and a cultivation tray 8 is installed inside the circular plate 7, and a seed bin 9 is evenly arranged inside the cultivation tray 8; an atomizing nozzle 11 is installed at the upper end of the box body 1, and an auxiliary humidifying mechanism is arranged on the outside of the atomizing nozzle 11, an electric telescopic rod 5 is fixedly installed on the outside of the box body 1, and a lifting and pulling plate 6 is fixedly installed on the output end of the electric telescopic rod 5, and the shape of the lifting and pulling plate 6 is "L" shaped, the middle of the circular plate 7 is hollow, and the front and rear ends of the circular plate 7 are slidably connected to the inner wall of the box body 1, and the front and rear end surfaces of the circular plate 7 are fixedly installed with the lower end of the lifting and pulling plate 6, and auxiliary pulling plates 10 are fixedly installed on the left and right sides of the cultivation tray 8, and a lighting lamp 4 is fixedly installed inside the cover plate 2, and the lighting lamp 4 The lower end is aligned with the surface of the seed bin 9, the auxiliary humidifying mechanism is provided with a positioning partition 12, and the positioning partition 12 is provided on the surface of the atomizing nozzle 11, the interior of the box body 1 is slidably connected with a locking bevel 14, and the locking bevel 14 is located above the atomizing nozzle 11, and an auxiliary spring 13 is provided between the locking bevel 14 and the interior of the box body 1, the outer side of the locking bevel 14 is fixedly installed with a shift block 16, and the shift block 16 is slidably connected to the box body 1, and the interior of the shift block 16 is penetrated and installed A limiting rod 15 is provided, and the inner side of the limiting rod 15 is fixedly mounted on the surface of the box body 1. A water suction pipe 17 is installed through the lower end of the box body 1, and a filter screen 18 is fixedly mounted on the inner wall of the right end of the water suction pipe 17. The outer side of the water suction pipe 17 is connected to a connecting bellows 19, and the upper end of the connecting bellows 19 is connected to the inside of the atomizing nozzle 11 through a threaded knob. A water pump 20 is provided at the middle end of the connecting bellows 19, and the right side of the water pump 20 is installed on the surface of the box body 1.

[0034] When in use, the seeds for seedling cultivation are placed inside the seed bin 9, the seed bin 9 is placed on the cultivation tray 8, and the cultivation tray 8 is placed on the circular plate 7. The circular plate 7 can be driven to be raised and lowered under the action of the electric telescopic rod 5 and the lifting and pulling plate 6, so that the seeds for agricultural seedling cultivation fall into the culture solution inside the box body 1, so that cultivation can be carried out conveniently. Through the multi-layer components, the seeds are cultivated in a three-dimensional manner. On the contrary, after the lifting and pulling plate 6 rises, the cultivation tray 8 can be pulled out by pulling the auxiliary pulling plate 10. The operation is simple and convenient, and under the setting of the cover plate 2 and the sealing strip 3, the box body 1 is closed, and the setting of the lighting lamp 4 is combined to achieve the effect of sufficient lighting. It is simple to use. At the same time, when in use, the atomizing nozzle 11 is positioned through the positioning partition 12 to atomize The nozzle 11 is embedded in the groove at the upper end of the box body 1. After the atomizing nozzle 11 is embedded, the locking bevel 14 is squeezed. Due to the inclination of the locking bevel 14 itself, the locking bevel 14 is squeezed and compressed by the pressure spring 31, so that the shifting block 16 at the front end of the locking bevel 14 slides along the limit rod 15 until the atomizing nozzle 11 is in place. The locking bevel 14 automatically locks the atomizing nozzle 11 through the auxiliary spring 13, which is convenient for the engagement of the atomizing nozzle 11. The operation is simple and convenient. When water replenishment is needed, the water pump 20 is started. When the water pump 20 is started, the culture liquid can be sent into the interior of the atomizing nozzle 11 at the upper end with the assistance of the water pump 17 and the filtration of the filter 18, so that the upper end can be replenished with water conveniently. The operation is simple and convenient.

[0035] Example 2: Figures 1-9 The technical solution shown, based on Example 1, in order to solve the problem of inconvenience in adjusting the seed water replenishment angle, discloses: a servo motor 21 is installed on the right side of the box body 1, and an adjusting plate 22 is installed at the output end of the servo motor 21, and an auxiliary angle adjustment mechanism is provided at the upper end of the adjusting plate 22, and the auxiliary humidifying mechanism is provided with a moving rod 23, and the lower end of the moving rod 23 is rotatably connected to the right side of the adjusting plate 22, and the upper end of the moving rod 23 is rotatably installed with a lifting punch rod 24, and the upper end of the lifting punch rod 24 is penetrated and installed with a positioning plate 25, the inner side of the positioning plate 25 is fixedly installed on the outer side of the box body 1, the surface of the lifting punch rod 24 is sleeved with a return spring 27, and the upper end of the return spring 27 is installed at the lower end of the positioning plate 25, the upper end of the lifting punch rod 24 is correspondingly provided with a contact plate 26, and the inner side of the contact plate 26 is fixedly installed on the surface of the atomizing nozzle 11, and the front and rear lifting punch rods 24 are staggered in height.

[0036] When replenishing water, by starting the servo motor 21, the start of the servo motor 21 can drive the adjustment plate 22 to swing left and right. When the adjustment plate 22 swings left and right, it can drive the moving rod 23 connected to the rotation at both ends. When the moving rod 23 is driven, it can drive the lifting plunger 24 at the upper end. The lifting plunger 24 slides along the positioning plate 25, and the staggered arrangement of the front and rear lifting plungers 24 can push the contact plate 26 on the outside of the atomizing nozzle 11 under the action of the return spring 27. The contact plate 26 can be pushed back and forth to make the atomizing nozzle 11 swing and adjust the angle, so that the angle is self-adjusted when spraying water, so that the range of water spraying is widened, water replenishment is achieved more evenly, and the effect of water replenishment is further improved.

[0037] Example 3: Figures 1-10 The technical solution shown is based on Example 2 and, in order to solve the problem that the water supply port is easily blocked, discloses that: a transmission rod 28 is installed on the inner side of the adjustment plate 22, and an auxiliary connecting mechanism is provided on the inner side of the transmission rod 28, the auxiliary connecting mechanism is provided with a movable block 29, and the right side of the movable block 29 is fixedly installed on the left end of the transmission rod 28, and the middle end of the transmission rod 28 is rotatably installed on the inner wall of the box body 1 through a limit sleeve, a cleaning brush 30 is slidably connected to the inner side of the movable block 29, and a pressure spring 31 is provided between the cleaning brush 30 and the inner wall of the movable block 29, and the left side of the cleaning brush 30 is in contact with the surface of the filter screen 18.

[0038] As the servo motor 21 is started, the servo motor 21 drives the adjustment plate 22 to swing back and forth. The swinging back and forth of the adjustment plate 22 drives the transmission rod 28 to rotate back and forth. The reciprocating transmission rod 28 is limited by the limit sleeve, so that the transmission rod 28 drives the movable block 29 to swing back and forth. The swinging back and forth of the movable block 29 causes the cleaning brush 30 to swing on the surface of the filter 18. In conjunction with the setting of the pressure spring 31, the cleaning brush 30 can be closely attached to the filter 18. In conjunction with the swinging of the movable block 29, the effect of cleaning the filter 18 is achieved, and it can be automatically unblocked, further ensuring the effect of water replenishment.

[0039] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation, comprising a box body (1) and a cover plate (2) arranged at the upper end of the box body (1), wherein a circular plate (7) is arranged inside the box body (1), and a cultivation tray (8) is installed inside the circular plate (7), and seed bins (9) are evenly arranged inside the cultivation tray (8); Its characteristics are: An atomizing nozzle (11) is installed at the upper end of the box (1), and an auxiliary humidifying mechanism is provided on the outer side of the atomizing nozzle (11); A servo motor (21) is installed on the right side of the box (1), and an adjustment plate (22) is installed on the output end of the servo motor (21), and an auxiliary angle adjustment mechanism is provided on the upper end of the adjustment plate (22); A transmission rod (28) is installed on the inner side of the adjustment plate (22), and an auxiliary communication mechanism is provided on the inner side of the transmission rod (28).

2. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 1, characterized in that: An electric telescopic rod (5) is fixedly installed on the outer side of the box body (1), and a lifting and pulling plate (6) is fixedly installed on the output end of the electric telescopic rod (5), and the lifting and pulling plate (6) is in an "L" shape. The middle of the circular plate (7) is hollow, and the front and rear ends of the circular plate (7) are slidably connected to the inner wall of the box body (1), and the front and rear end surfaces of the circular plate (7) are fixedly installed with the lower end of the lifting and pulling plate (6), and auxiliary pulling plates (10) are fixedly installed on the left and right sides of the storage and cultivation tray (8).

3. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 2, characterized in that: A lighting lamp (4) is fixedly mounted inside the cover plate (2), and the lower end of the lighting lamp (4) is aligned with the surface of the seed bin (9).

4. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 1, characterized in that: The auxiliary humidifying mechanism is provided with a positioning baffle (12), and the positioning baffle (12) is arranged on the surface of the atomizing nozzle (11); a locking bevel (14) is slidably connected to the interior of the box (1), and the locking bevel (14) is located above the atomizing nozzle (11); and an auxiliary spring (13) is provided between the locking bevel (14) and the interior of the box (1).

5. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 4, characterized in that: A shift block (16) is fixedly mounted on the outer side of the locking bevel block (14), and the shift block (16) is slidably connected to the box body (1), and a limiting rod (15) is installed through the interior of the shift block (16), and the inner side of the limiting rod (15) is fixedly mounted on the surface of the box body (1).

6. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 5, characterized in that: A water pump (17) is installed through the lower end of the box (1), and a filter (18) is fixedly installed on the inner wall of the right end of the water pump (17). The outer side of the water pump (17) is connected to a connecting corrugated pipe (19), and the upper end of the connecting corrugated pipe (19) is connected to the inside of the atomizing nozzle (11) through a threaded knob. A water pump (20) is provided at the middle end of the connecting corrugated pipe (19), and the right side of the water pump (20) is installed on the surface of the box (1).

7. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 1, characterized in that: The auxiliary humidifying mechanism is provided with a moving rod (23), and the lower end of the moving rod (23) is rotatably connected to the right side of the adjustment plate (22), and the upper end of the moving rod (23) is rotatably mounted with a lifting punch rod (24), and the upper end of the lifting punch rod (24) is penetrated by a positioning plate (25), and the inner side of the positioning plate (25) is fixedly mounted on the outer side of the box body (1).

8. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 7, characterized in that: The surface of the lifting punch (24) is sleeved with a return spring (27), and the upper end of the return spring (27) is mounted on the lower end of the positioning plate (25). The upper end of the lifting punch (24) is correspondingly provided with a contact plate (26), and the inner side of the contact plate (26) is fixedly mounted on the surface of the atomizing nozzle (11), and the front and rear lifting punches (24) are staggered in height.

9. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 1, characterized in that: The auxiliary communication mechanism is provided with a movable block (29), and the right side of the movable block (29) is fixedly mounted on the left end of the transmission rod (28), and the middle end of the transmission rod (28) is rotatably mounted on the inner wall of the box body (1) through a limiting sleeve.

10. The multi-layer three-dimensional seed cultivation tray for agricultural seedling cultivation according to claim 9, characterized in that: A cleaning brush (30) is slidably connected to the inner side of the movable block (29), and a pressure spring (31) is provided between the cleaning brush (30) and the inner wall of the movable block (29), and the left side of the cleaning brush (30) is in contact with the surface of the filter screen (18).

Images