Seedling raising device for ecological restoration

By introducing a water circulation system and lifting mechanism, including a water storage tank, water pump, water extraction pipe, water outlet pipe, nozzle, drainage trough, and drainage pipe, into the seedling device, the problem of excess water waste is solved, and the recycling of water resources and the multi-purpose adaptability of the equipment are realized.

CN223830006UActive Publication Date: 2026-01-27BEIJING JINGCHEN OASIS LANDSCAPING CO LTD
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Patent Information

Application Number
CN202520388384.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-07
Publication Date
2026-01-27
Estimated Expiration
2035-03-07

AI Technical Summary

Technical Problem

Existing seedling raising devices for ecological restoration do not consider the collection of excess water after the soil has fully absorbed the water source, resulting in resource waste and reduced equipment practicality.

Method used

The design incorporates a water circulation system consisting of a water storage tank, water pump, pumping pipe, outlet pipe, nozzle, drainage trough, and drain pipe. Combined with a lifting mechanism and support structure, this system enables water recycling and equipment height adjustment.

Benefits of technology

It enables the recycling of water resources, improves the practicality of the equipment, adapts to the cultivation needs of different plant sizes, and reduces resource waste.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of ecological restoration, and discloses a seedling raising device for ecological restoration, which comprises a bottom plate, a water storage tank is fixedly connected to the middle of the bottom side of the bottom plate, a water pump is fixedly connected to the middle of the left side of the water storage tank, the front side of the water pump is communicated with a water pumping pipe, and the rear side of the water pump is communicated with a water outlet pipe. Spray heads are fixedly connected to the outer walls of the water outlet pipes, a top plate is fixedly connected to the tops of the outer walls of the water outlet pipes, a drainage groove is formed in the top of the bottom plate, a drainage hole is formed in the middle of the right side of the top of the bottom plate, the right side of the bottom of the bottom plate communicates with a drainage pipe, and the other end of the drainage pipe communicates with the right portion of the right side of the water storage tank. In the utility model, the water pump is started, water in the water storage tank is pumped out through the water pumping pipe by utilizing suction force and is sprayed to seedlings through the spray head, and then unabsorbed water flows back to the water storage tank through the drainage groove and the drainage pipe, so that water recycling is realized, and waste is avoided.
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Description

Technical Field

[0001] This utility model relates to the field of ecological restoration technology, and in particular to a seedling raising device for ecological restoration. Background Technology

[0002] The seedling cultivation device for ecological restoration is a specialized device for cultivating plant seedlings for ecological restoration projects. It aims to create a suitable environment for seedling growth, improve seedling survival rate and growth quality, and accelerate ecosystem restoration. By precisely controlling environmental conditions and providing suitable growth media, it creates an optimal growth environment for seedlings, significantly improving their survival rate. The optimized environmental conditions accelerate seedling growth and development, shorten the seedling cultivation cycle, and allow for specialized seedling cultivation of different rare or endangered plants, providing strong support for the protection and restoration of biodiversity. The seedling containers and cultivation media are made of environmentally friendly materials, avoiding the plastic pollution problems that may arise from traditional seedling cultivation methods.

[0003] A search revealed Chinese Patent Publication No. CN216650698U, which discloses a seedling raising device for ecological restoration. The device includes a box body, with a processor fixedly connected to the bottom left side of the inner wall of the box body. A seedling box is fixedly connected to the top of the box body, and humidity sensors are fixedly connected to both sides of the bottom inner wall of the seedling box. Support mechanisms are provided on both the front and back sides of the seedling box, each support mechanism including a support plate. The inner side of the support plate is fixedly connected to the outer side of the seedling box. This invention achieves the advantage of automatic watering of seedlings by coordinating the processor, humidity sensors, support mechanisms, fixed plates, a water tank, a water inlet pipe, a water outlet pipe, a water pump, an installation mechanism, a water outlet pipe, a horizontal pipe, a fixed mechanism, and a sprinkler head. This allows workers to automatically water the seedlings, saving time and effort, reducing workload, improving work efficiency, and facilitating use. However, this invention does not consider collecting excess water after the soil has fully absorbed the water source, resulting in resource waste and reducing the practicality of the equipment. Utility Model Content

[0004] To overcome the above shortcomings, this utility model provides a seedling raising device for ecological restoration, which aims to improve the problem in the prior art that the excess water after the soil has fully absorbed the water source is not considered, resulting in resource waste and reduced equipment practicality.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a seedling raising device for ecological restoration, comprising a base plate, a water storage tank fixedly connected to the middle of the bottom side of the base plate, a water pump fixedly connected to the middle of the left side of the water storage tank, a water pump connected to the front side of the water pump, a water outlet pipe connected to the rear side of the water pump, nozzles fixedly connected to the outer wall of the water outlet pipe, a top plate fixedly connected to the top of the outer wall of the water outlet pipe, a drainage groove provided on the top of the base plate, a drainage hole provided on the middle of the right side of the top of the base plate, a drainage pipe connected to the right side of the bottom of the base plate, the other end of the drainage pipe connected to the right side of the water storage tank, and lifting mechanisms provided on the left and right sides of the base plate for raising and lowering the height of the device.

[0006] Through the above technical solution: the bottom outer wall of sliding block one is connected to the top of the base plate by a sliding connection, ensuring that sliding block one can move smoothly horizontally on the base plate. A cylinder is fixedly connected to the adjacent side of sliding block one, which can provide power so that sliding block one can move vertically. A rotatably connected push bar is set on the top of sliding block one. The push bar can rotate accordingly according to the movement of sliding block one. Sliding block two is rotatably connected to the top of the push bar. Sliding block two can also move according to the rotation of the push bar. Main telescopic rods are fixedly connected to the top four sides of the base plate. These main telescopic rods are slidably connected to secondary telescopic rods inside, so that the entire structure has a telescopic function in the vertical direction. The top of the secondary telescopic rods is fixedly connected to the bottom of the top plate, ensuring the stability and reliability of the entire device.

[0007] As a further description of the above technical solution:

[0008] The lifting mechanism includes a sliding block one, the bottom outer wall of which is slidably connected to the top of the base plate, a cylinder fixedly connected to an adjacent side of the sliding block one, a push bar rotatably connected to the top of the sliding block one, a sliding block two rotatably connected to the top of the push bar, a main telescopic rod fixedly connected to all four sides of the top of the base plate, a secondary telescopic rod slidably connected inside the main telescopic rod, and the top of the secondary telescopic rod fixedly connected to the bottom of the top plate.

[0009] The above technical solution features handles on both the left and right sides of the base plate for easy handling. These handles not only make it convenient for users to move the equipment, but also have anti-slip sleeves fixedly connected to the middle of the outer wall of the handles to ensure a more stable grip during handling and prevent slippage.

[0010] As a further description of the above technical solution:

[0011] A lifting handle is fixedly connected to both the left and right sides of the base plate, and an anti-slip sleeve is fixedly connected to the middle of the outer wall of the lifting handle.

[0012] Through the above technical solution: support legs are fixedly connected to the bottom left and right sides of the base plate. These support legs can provide stable support when the equipment is placed, preventing the base plate from tilting or becoming unstable. In order to enhance stability, anti-slip pads are also fixedly connected to the bottom of the support legs. These anti-slip pads can effectively prevent the equipment from moving or sliding on different ground surfaces, ensuring the safety and stability of the equipment.

[0013] As a further description of the above technical solution:

[0014] Support legs are fixedly connected to the bottom left and right sides of the base plate, and anti-slip pads are fixedly connected to the bottom of the support legs.

[0015] The above technical solution involves a battery fixedly connected to the rear right side of the water tank to provide necessary power support and ensure normal operation of the equipment. A controller is fixedly connected to the rear left side of the water tank, which can precisely control the operating status of the equipment, making the use of the equipment more intelligent and convenient.

[0016] As a further description of the above technical solution:

[0017] A battery is fixedly connected to the rear right side of the water storage tank, and a controller is fixedly connected to the rear left side of the water storage tank.

[0018] Through the above technical solution: the top of the top plate is designed to be fixedly connected with anti-smashing blocks. This design can effectively prevent damage to the top plate caused by heavy objects falling during use. The outer wall of the water outlet pipe is fixedly connected with fixing blocks. The top of these fixing blocks is fixedly connected to the bottom of the top plate. This design can ensure the stability of the water outlet pipe during use.

[0019] As a further description of the above technical solution:

[0020] The top of the top plate is fixedly connected to an anti-smashing block, and the outer wall of the water outlet pipe is fixedly connected to a fixing block. The top of the fixing block is fixedly connected to the bottom of the top plate.

[0021] The above technical solution involves sliding grooves on both the left and right sides of the bottom of the top plate. This design allows the top plate to be slidably adjusted when needed, increasing the flexibility of use. A support block is fixedly connected to the middle of the rear side of the water tank. This design can effectively support the water tank and prevent it from tilting or collapsing during use, thus protecting the equipment.

[0022] As a further description of the above technical solution:

[0023] The top plate has sliding grooves on both the left and right sides at the bottom, and a support block is fixedly connected to the middle of the rear side of the water storage tank.

[0024] Through the above technical solution: anti-collision pads are fixedly connected around the top plate. These anti-collision pads can effectively absorb collisions that may occur during use and protect the equipment from damage. On the rear left side of the base plate, we have fixed strips. This design can increase the stability of the base plate and prevent it from moving during use.

[0025] As a further description of the above technical solution:

[0026] The top plate is fixedly connected to anti-collision pads around its perimeter, and the bottom plate is fixedly connected to a fixing strip on its rear left side.

[0027] This utility model has the following beneficial effects:

[0028] 1. In this utility model, the water pump is started, and the water in the storage tank is drawn out through the water pipe by the suction force. The water is then sprayed onto the seedlings through the nozzle. Afterward, the unabsorbed water flows back to the storage tank through the drainage channel and the drainage pipe, realizing water recycling and avoiding waste.

[0029] 2. In this utility model, when cultivating plants of different sizes, the cylinder is activated to move the first sliding block, which in turn drives the strip to rotate and moves the second sliding block, thus raising the equipment. When lowering the equipment, the cylinder pushes the first sliding block to move in the opposite direction, improving the practicality of the equipment and meeting the needs of different plant cultivation. Attached Figure Description

[0030] Figure 1 This is a three-dimensional view of the base plate of a seedling raising device for ecological restoration proposed in this utility model;

[0031] Figure 2 This is a structural diagram of the push bar of a seedling raising device for ecological restoration proposed in this utility model;

[0032] Figure 3 This is a structural diagram of the water outlet pipe of a seedling raising device for ecological restoration proposed in this utility model;

[0033] Figure 4 This is a diagram illustrating the structure of a drainage trough for a seedling raising device for ecological restoration proposed in this utility model.

[0034] Figure 5 This is a schematic diagram of the support leg structure of a seedling raising device for ecological restoration proposed in this utility model.

[0035] Legend:

[0036] 1. Base plate; 2. Lifting mechanism; 201. Sliding block one; 202. Cylinder; 203. Push bar; 204. Sliding block two; 205. Main telescopic rod; 206. Spur telescopic rod; 3. Water tank; 4. Water pump; 5. Pumping pipe; 6. Outlet pipe; 7. Nozzle; 8. Top plate; 9. Drainage channel; 10. Drainage hole; 11. Drainage pipe; 12. Handle; 13. Anti-slip sleeve; 14. Support leg; 15. Anti-slip pad; 16. Battery; 17. Controller; 18. Anti-smashing block; 19. Fixing block; 20. Sliding channel; 21. Support block; 22. Anti-collision pad; 23. Fixing bar. Detailed Implementation

[0037] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0038] Please see the appendix Figure 1 - Appendix Figure 3 This utility model provides an embodiment of a seedling raising device for ecological restoration, comprising a base plate 1, a water storage tank 3 fixedly connected to the middle of the bottom side of the base plate 1 to ensure the stability of the entire system, a water pump 4 fixedly connected to the middle of the left side of the water storage tank 3, the water pump 4 being the core component responsible for pumping and supplying water in the entire system, a water pump pipe 5 connected to the front side of the water pump 4, and a water outlet pipe 6 connected to the rear side of the water pump 4, with nozzles 7 fixedly connected to the outer wall of the water outlet pipe 6, which can spray water evenly to a designated area, a top plate 8 fixedly connected to the top of the outer wall of the water outlet pipe 6, a drainage trough 9 opened on the top of the base plate 1, which is used to collect and guide excess water, a drainage hole 10 opened on the middle of the right side of the top of the base plate 1, which can drain the water in the drainage trough 9, a drainage pipe 11 connected to the bottom right side of the base plate 1, the other end of the drainage pipe 11 being connected to the right side of the water storage tank 3, and a lifting mechanism 2 provided on the left and right sides of the base plate 1, which is used to raise and lower the height of the device;

[0039] Specifically, a water storage tank 3 is fixedly connected to the center of the bottom side of the base plate 1. This water storage tank 3 is located at the center of the base plate 1 to ensure the stability of the entire system. A water pump 4 is fixedly connected to the center of the left side of the water storage tank 3. This water pump 4 is the core component of the entire system responsible for pumping and supplying water. A water pump pipe 5 is connected to the front of the water pump 4, which is responsible for pumping water from the water storage tank 3 into the water pump 4. A water outlet pipe 6 is connected to the rear of the water pump 4, which delivers the water from the water pump 4 to the required locations. Multiple nozzles 7 are evenly fixedly connected to the outer wall of the water outlet pipe 6. These nozzles 7 can spray water evenly to designated areas. A top plate 8 is fixedly connected to the top of the outer wall of the water outlet pipe 6. This top plate 8 can protect the water outlet pipe 6 and the nozzles 7 from the influence of the external environment. A drainage groove 9 is opened on the top of the base plate 1. This drainage groove 9 is used to collect and guide excess water. A drainage hole 10 is opened in the middle of the right side of the top of the base plate 1. This drainage hole 10 can drain the water in the drainage groove 9. A drainage pipe 11 is connected to the bottom right side of the base plate 1. The other end of this drainage pipe 11 is connected to the right side of the water storage tank 3, ensuring the water circulation and drainage function of the entire system.

[0040] Please see the appendix Figure 2 - Appendix Figure 3 The lifting mechanism 2 includes a sliding block 201. The bottom outer wall of the sliding block 201 is slidably connected to the top of the base plate 1, ensuring that the sliding block 201 can move smoothly horizontally on the base plate 1. A cylinder 202 is fixedly connected to the adjacent side of the sliding block 201. This cylinder 202 can provide power so that the sliding block 201 can move horizontally. A push bar 203 is rotatably connected to the top of the sliding block 201. The push bar 203 can rotate accordingly according to the movement of the sliding block 201. A sliding block 204 is rotatably connected to the top of the push bar 203. A main telescopic rod 205 is fixedly connected to the top of the base plate 1. A secondary telescopic rod 206 is slidably connected inside the main telescopic rod 205, so that the entire structure has a telescopic function in the vertical direction. The top of the secondary telescopic rod 206 is fixedly connected to the bottom of the top plate 8.

[0041] Specifically, the bottom outer wall of sliding block 201 is connected to the top of base plate 1 by a sliding connection, ensuring that sliding block 201 can move smoothly horizontally on base plate 1. A cylinder 202 is fixedly connected to the adjacent side of sliding block 201. This cylinder 202 can provide power so that sliding block 201 can move horizontally. A rotatably connected push bar 203 is set on the top of sliding block 201. The push bar 203 can rotate accordingly according to the movement of sliding block 201. Sliding block 204 is rotatably connected to the top of push bar 203. Sliding block 204 can also move according to the rotation of push bar 203. Main telescopic rods 205 are fixedly connected to the top four sides of base plate 1. These main telescopic rods 205 are slidably connected to secondary telescopic rods 206 inside, so that the entire structure has a telescopic function in the vertical direction. The top of the secondary telescopic rod 206 is fixedly connected to the bottom of top plate 8, ensuring the stability and reliability of the entire device.

[0042] Please see the appendix Figure 3 - Appendix Figure 4 Handles 12 are fixedly connected to both the left and right sides of the base plate 1. These handles 12 not only make it convenient for users to move the equipment, but also have anti-slip sleeves 13 fixedly connected to the middle of the outer wall of the handles 12 to ensure a more stable grip during handling and prevent slippage. Support legs 14 are fixedly connected to both the left and right sides of the bottom of the base plate 1. These support legs 14 can provide stable support when the equipment is placed to prevent the base plate 1 from tilting or becoming unstable. Anti-slip pads 15 are fixedly connected to the bottom of the support legs 14. These anti-slip pads 15 can effectively prevent the equipment from moving or sliding on different surfaces, ensuring the safety and stability of the equipment. A battery 16 is fixedly connected to the rear right side of the water tank 3 to provide necessary power support for the equipment and ensure its normal operation. A controller 17 is fixedly connected to the rear left side of the water tank 3, making the use of the equipment more intelligent and convenient.

[0043] Specifically, the base plate 1 has handles 12 on both the left and right sides for easy handling. These handles 12 not only make it convenient for users to move the equipment, but also have anti-slip sleeves 13 fixedly connected to the middle of the outer wall of the handles to ensure a more stable grip during handling and prevent slippage. Support legs 14 are fixedly connected to the bottom left and right sides of the base plate 1. These support legs 14 provide stable support when the equipment is placed to prevent the base plate 1 from tilting or becoming unstable. To enhance stability, anti-slip pads 15 are fixedly connected to the bottom of the support legs 14. These anti-slip pads 15 can effectively prevent the equipment from moving or sliding on different surfaces, ensuring the safety and stability of the equipment. In the design of the water tank 3, a battery 16 is fixedly connected to the rear right side to provide necessary power support for the equipment and ensure its normal operation. A controller 17 is fixedly connected to the rear left side of the water tank 3. The controller 17 can precisely control the operating status of the equipment, making the use of the equipment more intelligent and convenient.

[0044] Please see the appendix Figure 3 - Appendix Figure 5 The top of the top plate 8 is fixedly connected to an anti-smashing block 18. This design can effectively prevent damage to the top plate 8 caused by falling heavy objects during use. The outer wall of the water outlet pipe 6 is fixedly connected to a fixing block 19. The top of these fixing blocks 19 is fixedly connected to the bottom of the top plate 8. This design can ensure the stability of the water outlet pipe 6 during use. The top of the fixing block 19 is fixedly connected to the bottom of the top plate 8. Sliding grooves 20 are opened on the left and right sides of the bottom of the top plate 8. This design allows the top plate 8 to be slidably adjusted when needed, increasing the flexibility of use. The middle of the rear side of the water storage tank 3 is fixedly connected to a support block 21. This design can effectively support the water storage tank 3 and prevent it from tilting or collapsing during use. The top plate 8 is fixedly connected to anti-collision pads 22 around its perimeter. These anti-collision pads 22 can effectively absorb possible collisions during use and protect the equipment from damage. The left rear side of the bottom plate 1 is fixedly connected to a fixing strip 23. This design can increase the stability of the bottom plate 1 and prevent it from moving during use.

[0045] Specifically, the top of the top plate 8 is designed with a fixed anti-smashing block 18, which can effectively prevent damage to the top plate 8 caused by falling heavy objects during use. Fixed blocks 19 are fixedly connected to the outer wall of the water outlet pipe 6, and the tops of these fixed blocks 19 are fixedly connected to the bottom of the top plate 8. This design ensures the stability of the water outlet pipe 6 during use. Sliding grooves 20 are provided on both the left and right sides of the bottom of the top plate 8, allowing the top plate 8 to be slidably adjusted when needed, increasing its flexibility. A support block 21 is fixedly connected to the middle of the rear side of the water tank 3, which can effectively support the water tank 3 and prevent it from tilting or collapsing during use. To protect the equipment, anti-collision pads 22 are fixedly connected around the top plate 8. These anti-collision pads 22 can effectively absorb possible collisions during use, protecting the equipment from damage. A fixing strip 23 is fixedly connected to the rear left side of the bottom plate 1, which increases the stability of the bottom plate 1 and prevents it from moving during use.

[0046] Working principle: When it is necessary to spray water on the seedlings, the water pump 4 is started to generate suction, and the water stored in the water storage tank 3 is drawn out through the water pipe 5 and then into the water outlet pipe 6 and sprayed onto the seedlings through the nozzle 7. The water that is not absorbed flows through the drainage channel 9 opened at the top of the bottom plate 1 to the drainage hole 10 and then flows back into the water storage tank 3 through the drainage pipe 11 connected at the bottom, so as to realize the watering of the seedlings, the water is recycled and the resources are not wasted.

[0047] When different sizes of plants need to be cultivated, the equipment can be raised by activating cylinder 202 to move sliding block 201. The movement of sliding block 201 causes push bar 203 to rotate, which in turn moves sliding block 204, thus raising the equipment. When the equipment needs to be lowered, cylinder 202 pushes sliding block 201 to move in the opposite direction, thus lowering the equipment. This allows for the cultivation of different sizes of plants and improves the practicality of the equipment.

[0048] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is 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 make 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 should be included within the protection scope of the present utility model.

Claims

1. A seedling raising device for ecological restoration, comprising a base plate (1), characterized in that: A water tank (3) is fixedly connected to the middle of the bottom side of the base plate (1). A water pump (4) is fixedly connected to the middle of the left side of the water tank (3). A water pump (4) is connected to the front side of the water pump (4) and to the rear side of the water pump (4) and to the outlet pipe (6). A nozzle (7) is fixedly connected to the outer wall of the outlet pipe (6). A top plate (8) is fixedly connected to the top of the outer wall of the outlet pipe (6). A drainage groove (9) is provided on the top of the base plate (1). A drainage hole (10) is provided on the middle of the right side of the top of the base plate (1). A drainage pipe (11) is connected to the right side of the bottom of the base plate (1). The other end of the drainage pipe (11) is connected to the right side of the water tank (3). A lifting mechanism (2) is provided on the left and right sides of the base plate (1). The lifting mechanism (2) is used to raise and lower the height of the device.

2. The seedling raising device for ecological restoration according to claim 1, characterized in that: The lifting mechanism (2) includes a sliding block one (201), the bottom outer wall of the sliding block one (201) is slidably connected to the top of the base plate (1), a cylinder (202) is fixedly connected to the adjacent side of the sliding block one (201), a push bar (203) is rotatably connected to the top of the sliding block one (201), a sliding block two (204) is rotatably connected to the top of the push bar (203), a main telescopic rod (205) is fixedly connected to the top of the base plate (1) around all four sides, a secondary telescopic rod (206) is slidably connected inside the main telescopic rod (205), and the top of the secondary telescopic rod (206) is fixedly connected to the bottom of the top plate (8).

3. The seedling raising device for ecological restoration according to claim 1, characterized in that: The left and right sides of the base plate (1) are fixedly connected to a lifting handle (12), and the middle of the outer wall of the lifting handle (12) is fixedly connected to an anti-slip sleeve (13).

4. The seedling raising device for ecological restoration according to claim 1, characterized in that: The bottom left and right sides of the base plate (1) are fixedly connected to support legs (14), and the bottom of the support legs (14) is fixedly connected to anti-slip pads (15).

5. The seedling raising device for ecological restoration according to claim 1, characterized in that: A battery (16) is fixedly connected to the right rear part of the water tank (3), and a controller (17) is fixedly connected to the left rear part of the water tank (3).

6. The seedling raising device for ecological restoration according to claim 1, characterized in that: The top of the top plate (8) is fixedly connected to an anti-smashing block (18), and the outer wall of the water outlet pipe (6) is fixedly connected to a fixing block (19). The top of the fixing block (19) is fixedly connected to the bottom of the top plate (8).

7. The seedling raising device for ecological restoration according to claim 1, characterized in that: The top plate (8) has sliding grooves (20) on both the left and right sides at the bottom, and a support block (21) is fixedly connected to the middle of the rear side of the water storage tank (3).

8. The seedling raising device for ecological restoration according to claim 1, characterized in that: The top plate (8) is fixedly connected with anti-collision pads (22) around its perimeter, and the bottom plate (1) is fixedly connected with a fixing strip (23) on its rear left side.

Citation Information

Patent Citations

  • Seedling raising device for ecological restoration

    CN216650698U