A cutting device for lowering the site and promoting the temperature of woody plants

CN224734293UActive Publication Date: 2026-09-11HEFEI BOTANICAL GARDEN (HEFEI INST OF LANDSCAPE SCI)
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Patent Information

Application Number
CN202522129743.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-09
Publication Date
2026-09-11
Estimated Expiration
2035-10-09

AI Technical Summary

Technical Problem

木本植物插穗生根阶段对基质湿度敏感,传统扦插多采用露天苗床或简易塑料棚,通过人工喷淋补水,若补水过量,基质长期处于高湿状态,易导致插穗基部缺氧腐烂;若补水不足,基质表层干燥快,插穗水分流失加速,成活率显著下降,尤其在南方多雨地区或梅雨季节,自然降水易造成苗床积水,加剧生根难度;

Benefits of technology

1、本实用新型通过不锈钢镂空隔板与尼龙纱网配合支撑过滤,可快速将育苗基质层多余水分滤入储水控温区,使基质湿度稳定维持在适宜范围,既避免传统人工浇水导致的“过湿烂根”,又防止“过干枯穗”,为插穗基部创造“润而不涝”的生根环境;同时储水控温区独立排水设计提升降渍效率:梅雨季节或基质积水时能快速排涝,避免渍水导致的病原菌滋生,尤其适配南方多雨地区使用;

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Abstract

The utility model discloses a kind of woody plant drop promotes cutting device of ground temperature, including seedbed;By stainless steel openwork partition and nylon screen cooperation support filtration, excess moisture of seedbed substrate layer can be filtered into water storage temperature control area quickly, make that substrate humidity stable maintain in suitable range, both avoid the " overwet rotten root " caused by traditional artificial watering, also prevent " over dry dry ear ", create " moist but not flood " rooting environment for cutting base;While water storage temperature control area independent drainage design promotes drop efficiency;Through the setting of temperature controller, heating pipe and temperature sensor, heating pipe cooperation temperature sensor can make ground temperature stable maintain in 25-35 ℃ interval, make ground temperature 3-5 ℃ higher than ambient temperature, solve the " ground temperature cannot be slightly higher than air temperature Problem existing in traditional greenhouse, avoid cutting " false live overgrowth ", the heat conduction characteristics of heating pipe collocation water storage water body, make that ground temperature difference in different regions in device is ≤2 ℃, ensure that all cutting is in consistent rooting temperature environment.
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Description

Technical Field

[0001] This utility model relates to the field of woody plant seedling technology, specifically a cutting propagation device for woody plants to reduce waterlogging and promote soil temperature. Background Technology

[0002] 1. Cutting propagation of woody plants is a key technology in seedling breeding, variety improvement, and large-scale planting, especially for some woody plants that are difficult to root (such as Japanese white pine and Dioscorea opposita). The core of this method lies in creating a suitable rooting environment through artificial intervention to improve the survival rate of cuttings. Traditional cutting techniques mostly rely on the natural environment or simple facilities, and have the following prominent problems; Woody plant cuttings are sensitive to substrate moisture during the rooting stage. Traditional cuttings are often propagated in open-air seedbeds or simple plastic sheds, with water replenished by artificial spraying. If water is added too much, the substrate will be in a high-humidity state for a long time, which can easily lead to oxygen deficiency and rotting at the base of the cuttings. If water is not added enough, the surface of the substrate dries quickly, the cuttings lose moisture faster, and the survival rate drops significantly. Especially in rainy areas in the south or during the plum rain season, natural rainfall can easily cause water accumulation in the seedbed, which exacerbates the difficulty of rooting. 2. Soil temperature (substrate temperature) is the core factor affecting the rooting of woody plant cuttings. Most woody plants are suitable for rooting at soil temperatures of 25-30℃, and this temperature needs to be kept stable (diurnal temperature difference ≤5℃). In the existing technology, soil temperature control methods have obvious limitations: open-air seedling cultivation relies on natural light to raise the temperature, which is greatly affected by the season and weather (such as low soil temperature in early spring and late autumn, with an average daily temperature of less than 20℃), resulting in a prolonged rooting cycle. Although greenhouse seedling cultivation can regulate air temperature, the ground temperature is not synchronized with the air temperature (when the air temperature reaches 28℃, the ground temperature may only be 22-24℃). In addition, traditional ground heating methods (such as laying underfloor heating lines) are energy-intensive and have uneven heat distribution (the temperature difference between the edge and the center can reach 5-8℃). Therefore, we need to propose a cutting propagation device for woody plants to reduce waterlogging and promote ground temperature. Utility Model Content

[0003] The purpose of this invention is to provide a cutting propagation device for woody plants that reduces waterlogging and promotes soil temperature, in order to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, this utility model provides the following technical solution: A cutting propagation device for woody plants to reduce waterlogging and promote soil temperature, including a seedbed; The support frame is fixedly installed on the inner wall of the seedling bed, which is divided into a water storage and temperature control area and a substrate planting area by the support frame; Heating pipes are fixedly installed on the lower part of the inner walls on both sides of the water storage temperature control area, and disinfection components are installed on the opposite ends of the inner walls on both sides. The substrate planting area is equipped with seedling support components. The supporting seedling component includes a stainless steel perforated partition, which is slidably installed on the top of the support frame. A fine mesh is installed on the top of the stainless steel perforated partition, and several sets of hollow and breathable partitions are provided above the fine mesh. The space between the hollow and breathable partitions is filled with a seedling substrate layer.

[0005] Preferably, the hollow air-permeable strip is made of rigid PVC hollow strip, with a width of 10mm and a height matching the thickness of the seedling substrate layer, and the surface of the hollow air-permeable strip has uniform air-permeable holes.

[0006] Preferably, the fine mesh is made of 80-100 nylon mesh, and the seedling substrate layer is made of sterile mixed substrate, which is made of vermiculite, perlite and fine sand.

[0007] Preferably, the disinfection component includes a low-pressure UV-C disinfection lamp, which is fixedly installed on the inner wall of the water storage temperature control zone via a waterproof lamp holder. A stainless steel protective net is installed on the waterproof lamp holder to protect the low-pressure UV-C disinfection lamp, and the stainless steel protective net maintains a -cm distance from the water in the water storage temperature control zone.

[0008] Preferably, a temperature sensor is fixedly installed at the center of the bottom of the water storage and temperature control zone, and a temperature controller is fixedly installed on one side wall of the seedling bed.

[0009] Preferably, the thermostat is electrically connected to the heating element and the temperature sensor via wires to control the water temperature in the water storage temperature control zone; the low-pressure UV-C disinfection lamp is connected to the power supply via an independent timer.

[0010] Preferably, one end of the seedling bed is provided with a water inlet that connects to the water storage and temperature control area, and both ends of the seedling bed are provided with a drain outlet that connects to the water storage and temperature control area. Both the water inlet and the drain outlet are fitted with sealing plugs.

[0011] Preferably, a first liquid level observation window is embedded in the center of one side of the seedling bed, and a second liquid level observation window is opened on the side of the seedling bed located at the water inlet. Both the first liquid level observation window and the second liquid level observation window are provided with water level scale lines on one side.

[0012] Compared with the prior art, the beneficial effects of this utility model are: 1. This utility model uses a combination of stainless steel perforated partition and nylon mesh for support and filtration, which can quickly filter excess water from the seedling substrate layer into the water storage and temperature control zone, keeping the substrate humidity stable within a suitable range. This avoids both "overwatering and root rot" caused by traditional manual watering and "overdrying and withering of cuttings," creating a "moist but not waterlogged" rooting environment for the base of the cuttings. At the same time, the independent drainage design of the water storage and temperature control zone improves the efficiency of waterlogging reduction: it can quickly drain water during the rainy season or when the substrate is waterlogged, avoiding the growth of pathogens caused by waterlogging, and is especially suitable for use in rainy areas in the south. 2. This utility model, through the setting of a thermostat, heating tube and temperature sensor, can keep the soil temperature stable in the range of 25-35℃, so that the soil temperature is 3-5℃ higher than the ambient temperature. This solves the problem of "soil temperature cannot be slightly higher than air temperature" in traditional greenhouses and avoids "false survival and excessive growth" of cuttings. The heating tube, combined with the heat conduction characteristics of the water storage body, makes the soil temperature difference in different areas of the device ≤2℃, ensuring that all cuttings are in a consistent rooting temperature environment. It has the advantage of shortening the rooting cycle of woody plants that are difficult to root (such as osmanthus and camellia). Attached Figure Description

[0013] Figure 1 This is a side view of the three-dimensional structure of the present invention; Figure 2 This is a cross-sectional structural diagram of the present invention; Figure 3 This is a schematic diagram of the exploded structure of this utility model; Figure 4 This is a schematic diagram of the structure of the disinfection component of this utility model.

[0014] In the diagram: 1. Seedling bed; 2. Support frame; 3. Water storage and temperature control area; 4. Substrate planting area; 5. Heating pipe; 6. Temperature sensor; 7. Disinfection component; 71. Low-pressure UV-C disinfection lamp; 72. Stainless steel protective net; 8. Supporting seedling component; 81. Stainless steel perforated partition; 82. Fine mesh; 83. Hollow breathable partition; 84. Seedling substrate layer; 9. Thermostat; 10. Water inlet; 11. Drain outlet; 12. Sealing plug; 13. First liquid level observation window; 14. Second liquid level observation window; 15. Water level scale. Detailed Implementation

[0015] 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.

[0016] Please see Figure 1-4 This utility model provides a technical solution: A cutting propagation device for woody plants to reduce waterlogging and promote soil temperature, comprising a seedbed 1; The support frame 2, made of 304 stainless steel, is fixedly installed on the inner wall of the seedling bed 1. The seedling bed 1 is divided by the support frame 2 to form a water storage and temperature control area 3 and a substrate planting area 4. Heating pipes 5 are fixedly installed on the lower part of the inner walls on both sides of the water storage temperature control zone 3, and disinfection components 7 are installed on opposite ends of the inner walls on both sides. Seedling bed 1 is preferably made of anti-corrosion pine wood or 304 stainless steel. Anti-corrosion pine wood undergoes high-temperature treatment with copper azole preservatives, making it resistant to humid environments and cost-effective, suitable for small to medium-sized seedling nurseries. 304 stainless steel is highly rust-resistant, resistant to acid and alkali corrosion, and has a service life of 5-8 years, suitable for large-scale nurseries. The standard dimensions of seedling bed 1 are 50cm wide, 40cm high, and 2m long. A 1m shorter version (for home gardening) or a 3m longer version (for mass seedling production) can be customized. It is ergonomically designed, allowing operators to reach the center from both sides, reducing labor intensity. The support frame 2 is fixed to the inner walls of seedling bed 1 by welding or screws (installation height 20cm from the bottom of seedling bed 1, ensuring 10-15cm of water storage space is reserved in the water storage and temperature control area 3). The planting area 4 can accommodate a 15-20cm thick substrate to meet the needs of root growth; the heating pipe 5 (using HST-1500 stainless steel heating pipe, power 1000-1500W, waterproof rating IPX7, suitable for underwater heating; during installation, the distance between the heating pipe 5 and the bottom of the water storage and temperature control area 3 is 5cm, and the heating pipes 5 on both sides are symmetrically distributed with a distance ≥60cm to ensure uniform heating of the water and avoid local temperature differences exceeding 2℃), the disinfection component 7 is installed 10-15cm away from the bottom of the water storage and temperature control area 3, away from the heating pipe 5 (distance ≥30cm), to avoid the high temperature of the heating pipe shortening the life of the disinfection component); the heating pipe 5 and the disinfection component 7 are installed in a staggered manner to avoid high temperature interference, while ensuring that the water heating and disinfection functions are independent and efficient.

[0017] The substrate planting area 4 is equipped with a seedling support component 8; In an optional embodiment: the supporting seedling component 8 includes a stainless steel perforated partition 81, which is slidably mounted on the top of the support frame 2. A fine mesh 82 is installed on the top of the stainless steel perforated partition 81, and several sets of hollow and breathable partition strips 83 are provided above the fine mesh 82. The space between the hollow and breathable partition strips 83 is filled with a seedling substrate layer 84.

[0018] It should be noted that the stainless steel perforated partition 81 (2-3mm thick, 5-8mm perforated hole diameter; holes that are too small are prone to clogging, while holes that are too large cannot support the substrate) is detachable for easy cleaning and disinfection. The fine mesh 82 (the edges of the mesh are fixed to the partition by pressure strips to prevent wrinkles and displacement) and several sets of hollow breathable partition strips 83 are placed parallel to each other along the length of the seedbed, with a spacing of 20cm, covering the entire substrate layer. The seedling substrate layer 84 is filled with a thickness of 15-20cm and gently compacted after filling to prevent excessive gaps from causing the cuttings to fall over. The hollow breathable partition strips 83 and the seedling substrate layer 84 work together to form a longitudinal breathable channel, solving the problem of traditional substrate layer compaction and improving breathability.

[0019] In an optional embodiment: the hollow air-permeable spacer 83 is made of rigid PVC hollow spacer with a width of 10mm and a height that matches the thickness of the seedling substrate layer 84, and the surface of the hollow air-permeable spacer 83 is provided with uniform air-permeable holes.

[0020] It should be noted that the hollow air-permeable spacer 83 is made of rigid PVC hollow spacer (made of food-grade PVC material, with strong corrosion resistance and a service life of 3-5 years; resistant to compression and not easily deformed). The width is 10mm and the height matches the thickness (15-20cm) of the seedling substrate layer 84 (the top of the spacer is flush with the surface of the substrate layer, so as not to block the light of the cuttings). The air vents on the surface of the hollow air-permeable spacer 83 have a diameter of 3mm, with one hole every centimeter, ensuring that air can circulate along the hollow cavity of the spacer and the air vents, reaching the deep layer of the substrate. This can significantly improve the air permeability of the substrate layer, reduce local water accumulation, and reduce the risk of mold growth and root rot of the cuttings.

[0021] In an optional embodiment: the fine mesh 82 is made of 80-100 mesh nylon mesh, and the seedling substrate layer 84 is made of sterile mixed substrate, which is made of vermiculite, perlite and fine sand mixed in a volume ratio of 2:1:1. Before mixing, it is sterilized by boiling water at 100°C for 30 minutes (to kill insect eggs and pathogens), and after cooling, it is mixed evenly with vermiculite and perlite.

[0022] It should be noted that the fine mesh 82 uses 80-100 mesh nylon mesh (resistant to acid and alkali corrosion, temperature range -20℃~80℃, service life 2-3 years; the mesh has high flatness and no damage, and can effectively filter fine debris (such as fine sand powder and vermiculite particles) in the substrate, preventing clogging of the holes of the stainless steel perforated partition 81). Vermiculite has strong water retention, perlite has good air permeability, and fine sand enhances the stability of the substrate. The ratio of the three can balance the needs of water retention and air permeability, and the bulk density is controlled at 0.3-0.4g / cm³, which is suitable for the root growth of woody plants.

[0023] In an optional embodiment: the disinfection component 7 includes a low-pressure UV-C disinfection lamp 71, which is fixedly installed on the inner wall of the water storage temperature control zone 3 by a waterproof lamp holder, and a stainless steel protective net 72 is installed on the waterproof lamp holder to protect the low-pressure UV-C disinfection lamp 71. The stainless steel protective net 72 is kept 2-3 cm away from the water in the water storage temperature control zone 3.

[0024] It should be noted that the low-pressure UV-C disinfection lamp 71 (using a UVC-10 type low-pressure mercury lamp, wavelength 254nm, power 10-15W, sterilization efficiency up to 99%, can kill microorganisms such as Pythium and bacteria in the stored water; the lamp body is made of quartz glass with a light transmittance ≥85%) has a waterproof lamp holder with an IP68 protection rating to prevent water vapor from seeping in and causing short circuits. The stainless steel protective mesh 72 is made of 304 stainless steel with a 5mm aperture and a mesh thickness of 0.8mm. It does not block the UV-C light and can prevent accidental contact with the lamp tube when cleaning the water storage area. It also prevents impurities from hitting the lamp body. The stainless steel protective mesh 72 maintains a 2-3cm distance from the water in the water storage temperature control area 3 to prevent water from directly contacting the lamp holder wiring, further improving safety. It is worth noting that, reference Figure 2 Two sets of low-pressure UV-C disinfection lamps 71 are located on the upper side walls at both ends of the water storage and temperature control zone 3, respectively, and the low-pressure UV-C disinfection lamps 71 are kept away from direct contact with the water in the water storage and temperature control zone 3.

[0025] In an optional embodiment: a temperature sensor 6 is fixedly installed at the center of the bottom of the water storage and temperature control zone 3. The temperature sensor 6 is covered with a stainless steel protective sleeve with a length of 5cm. Several water-permeable holes are opened in the sleeve wall. The distance between the temperature sensor 6 and the heating pipes 5 on both sides is not less than 30cm. A thermostat 9 is fixedly installed on one side wall of the seedling bed 1.

[0026] It should be noted that the temperature sensor 6 (a PT1000-B type platinum resistance temperature sensor with a measurement range of -50℃ to 150℃ and an accuracy of ±0.5℃, suitable for the temperature control requirements of 28-35℃ in the water storage area) has a 5cm long stainless steel protective sleeve with several 2mm diameter water-permeable holes in the tube wall to ensure that the water can contact the sensor and prevent impurities from impacting the sensor. The distance between the temperature sensor 6 and the heating tubes 5 on both sides is not less than 30cm (to avoid local high temperature of the heating tubes causing temperature measurement deviation and to ensure that the measured water temperature is the average temperature of the water storage area). The temperature controller 9 (an STC-8080 type intelligent temperature controller with an LCD display screen can display the water temperature in real time, with a temperature control accuracy of ±1℃ and supports manual setting of temperature threshold and heating time).

[0027] In an optional embodiment: the thermostat 9 is electrically connected to the heating tube 5 and the temperature sensor 6 via wires to control the water temperature in the water storage temperature control zone 3; the low-pressure UV-C disinfection lamp 71 is connected to the power supply via an independent timer, which is fixedly installed on the outside of the seedling bed 1 (not shown in the figure), and can be set to a daily disinfection duration (30-60 minutes). The timer is linked with the thermostat 9 and automatically turns off the heating tube 5 during disinfection.

[0028] It should be noted that the thermostat 9 (STC-8080 type) is electrically connected to the heating element 5 (HST-1500 type) and the temperature sensor 6 (PT1000-B type) via wires to control the water temperature in the water storage temperature control zone 3 (when the water temperature is lower than the set value, the thermostat triggers the heating element to start; when the set value is reached, the heating element turns off, achieving constant temperature control); the low-pressure UV-C disinfection lamp 71 (UVC-10 type) uses an independent timer (using a KG316T type microcomputer time control switch, 220V power supply, can set 16 daily working periods, timing accuracy ±1 second). Connected to a power source, a timer is fixedly installed on the outside of the seedling bed 1 (not shown in the figure). The daily disinfection duration can be set (30-60 minutes; it is recommended to disinfect at a fixed time each day after cuttings, such as 6 PM). The timer and thermostat 9 are linked via a relay (during the disinfection period, the timer outputs a signal to cut off the power to the heating element to prevent water circulation and reduce disinfection efficiency; after disinfection, the heating element automatically resumes operation). The linkage relay is an HH52P electromagnetic relay (DC12V power supply, contact capacity AC220V / 5A, enabling linkage control between the timer and the thermostat). In an optional embodiment: a water inlet 10 is provided at one end of the seedling bed 1, which is connected to the water storage and temperature control zone 3; and drain outlets 11 are provided at the bottom of both ends of the seedling bed 1, which are connected to the water storage and temperature control zone 3. A sealing plug 12 is inserted into the inside of both the water inlet 10 and the drain outlet 11. The water inlet 10 has an inner diameter of 30 mm and an external thread on its inner wall. The sealing plug 12 is made of food-grade silicone and has an internal thread cap on its top that is compatible with the thread of the water inlet 10.

[0029] It should be noted that the drain outlet 11 has a diameter of 25mm and is symmetrically distributed, which can realize rapid drainage of the water storage area. The sealing plug 12 corresponding to the water inlet 10 is made of food-grade silicone material (temperature resistance range -40℃~200℃, compression rate 30%, good sealing performance, no leakage after repeated use for more than 500 times). The top is equipped with an internal thread cap that matches the thread of the water inlet 10 (the top of the cap has anti-slip texture, which is easy to unscrew manually). The sealing plug 12 corresponding to the drain outlet 11 is made of the same material as above and is adapted to the 25mm diameter of the drain outlet 11.

[0030] In an optional embodiment: a first liquid level observation window 13 is embedded in the center of one side of the seedling bed 1, and a second liquid level observation window 14 is opened on one side of the water inlet 10 of the seedling bed 1. Water level scale lines 15 are provided on one side of both the first liquid level observation window 13 and the second liquid level observation window 14.

[0031] It should be noted that the first liquid level observation window 13 (made of 3mm thick transparent acrylic sheet, with a light transmittance of ≥90%, impact resistant and not easily broken; the observation window size is 5cm×15cm, covering the water level range (0-15cm) of the water storage temperature control zone 3), the second liquid level observation window 14 (size is 5cm×5cm, the observation range focuses on the 12-15cm water level range, which is convenient for precise control of the maximum water level when adding water), and the water level scale line 15 are made of laser engraving technology, which is wear-resistant and not easy to fade, and marked with "Minimum water level (3cm, to prevent the heating tube from dry burning)", "Suitable water level (10-12cm, to balance heating efficiency and water storage)" and "Maximum water level (15cm, to avoid water overflow)").

[0032] Working principle: When this utility model is in use, the seedling bed 1 is divided into a water storage and temperature control zone 3 (lower layer) and a substrate planting zone 4 (upper layer) by the support frame 2. The water storage and temperature control zone 3 stores warm water to provide a stable heat source for the device. The stainless steel hollow partition 81 in the substrate planting zone 4, together with the fine mesh 82, filters excess water in the seedling substrate layer 84 and supports the substrate and cuttings. The seedling substrate layer 84 is for the cuttings to be inserted and fixed, and the built-in hollow breathable partition strip ensures the substrate is breathable. The heating pipe 5 in the water storage and temperature control zone 3, together with the temperature sensor 6 and the thermostat 9, stabilizes the water temperature at 28-35℃. Through heat conduction in the water, the temperature of the seedling substrate layer 84 (soil temperature) in the substrate planting zone 4 is 3-5℃ higher than the ambient temperature, which meets the rooting temperature requirements of the cuttings. Excess water in the seedling substrate layer 84 is filtered through a fine mesh 82 and then flows into the water storage and temperature control zone 3 to prevent the substrate from becoming too wet and causing root rot. The dual liquid level observation window monitors the water level in real time, and water is added through the water inlet 10 and drained through the drain outlet 11 to maintain the substrate humidity at 60%-70%. The hollow air-permeable strips 83 form a longitudinal air-permeable channel in the seedling substrate layer 84, which, together with the hollow structure of the stainless steel hollow partition 81, accelerates the air circulation of the substrate and prevents compaction that could lead to root hypoxia. The low-pressure UV-C disinfection lamp 71 in the water storage temperature control zone 3 disinfects the stored water daily through a timer to kill germs; and the heating tube 5 is turned off during disinfection to avoid water circulation, which reduces the disinfection efficiency and blocks the spread of diseases.

[0033] The control circuit of the thermostat in this application can be implemented by a person skilled in the art through simple programming, and is common knowledge in the field. Furthermore, this application is mainly used to protect the structure, shape and their combination, so the control method and circuit connection will not be explained in detail in this application.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A cutting propagation device for woody plants to reduce waterlogging and promote soil temperature, characterized in that, Including seedling beds (1); The support frame (2) is fixedly installed on the inner wall of the seedling bed (1). The seedling bed (1) is divided by the support frame (2) to form a water storage and temperature control area (3) and a substrate planting area (4). Heating pipes (5) are fixedly installed on the lower part of the inner walls on both sides of the water storage temperature control area (3), and disinfection components (7) are installed on the opposite ends of the inner walls on both sides. The substrate planting area (4) is equipped with a seedling support component (8); The supporting seedling component (8) includes a stainless steel hollow partition (81), which is slidably installed on the top of the support frame (2). A fine mesh (82) is installed on the top of the stainless steel hollow partition (81), and several sets of hollow and breathable partitions (83) are provided above the fine mesh (82). The seedling substrate layer (84) is filled between the hollow and breathable partitions (83).

2. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 1, characterized in that: The hollow air-permeable partition (83) is made of rigid PVC hollow partition, with a width of 10mm and a height that matches the thickness of the seedling substrate layer (84). The surface of the hollow air-permeable partition (83) is provided with uniform air-permeable holes.

3. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 1, characterized in that: The fine mesh (82) is made of 80-100 mesh nylon mesh, and the seedling substrate layer (84) is made of sterile mixed substrate, which is made of vermiculite, perlite and fine sand.

4. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 1, characterized in that: The disinfection component (7) includes a low-pressure UV-C disinfection lamp (71). The low-pressure UV-C disinfection lamp (71) is fixedly installed on the inner wall of the water storage temperature control area (3) by a waterproof lamp holder. A stainless steel protective net (72) is installed on the waterproof lamp holder to protect the low-pressure UV-C disinfection lamp (71). The stainless steel protective net (72) is kept 2-3 cm away from the water in the water storage temperature control area (3).

5. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 4, characterized in that: A temperature sensor (6) is fixedly installed at the center of the bottom of the water storage and temperature control zone (3), and a temperature controller (9) is fixedly installed on one side wall of the seedling bed (1).

6. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 5, characterized in that: The thermostat (9) is electrically connected to the heating tube (5) and the temperature sensor (6) respectively via wires to control the water temperature of the water storage temperature control zone (3); the low-pressure UV-C disinfection lamp (71) is connected to the power supply via an independent timer.

7. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 1, characterized in that: One end of the seedling bed (1) is provided with a water inlet (10) that connects to the water storage and temperature control zone (3). Both ends of the seedling bed (1) are provided with a drain outlet (11) that connects to the water storage and temperature control zone (3). Both the water inlet (10) and the drain outlet (11) are fitted with sealing plugs (12).

8. The cutting propagation device for reducing waterlogging and promoting soil temperature in woody plants according to claim 1, characterized in that: A first liquid level observation window (13) is installed in the center of one side of the seedling bed (1), and a second liquid level observation window (14) is opened on the side of the water inlet (10) of the seedling bed (1). Water level scale lines (15) are provided on one side of both the first liquid level observation window (13) and the second liquid level observation window (14).