A device for uniform spraying and seeding of a fern spore solution

CN224891166UActive Publication Date: 2026-10-27江西省 中国科学院庐山植物园
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Patent Information

Application Number
CN202522615513.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-10
Publication Date
2026-10-27
Estimated Expiration
2035-12-10

AI Technical Summary

Technical Problem

[0003]目前,孢子液的喷播环节普遍采用人工操作的方式,即操作人员使用手持式喷雾器(喷雾头部分)或喷壶,在培养盘的基质上方进行手动喷施,该方式虽然简单、成本低廉,但喷播质量严重依赖于操作人员的个人技能与经验,在手动喷施过程中,操作人员的手臂难以长时间保持稳定,不可避免地产生晃动,导致喷头与基质表面的距离和角度持续变化,这种不稳定性使得孢子液雾滴的飘落轨迹和覆盖范围难以控制,极易造成培养盘内局部区域孢子液过量,而其他区域则覆盖不足甚至遗漏,出现喷播不均匀的现象,进而直接影响孢子萌发率与幼苗生长一致性

Benefits of technology

将待喷播的培养盘摆正置于喷播台的台面上,根据培养盘的长度选择性关闭非位于培养盘长度上方的出液管上的截止阀,即只有位于培养盘长度上方的雾化喷头进行喷雾动作,而后通过调高组件适应性调整导液管高度,即调整雾化喷头的喷播高度,接着通过移动组件驱使导液管沿喷播台走向移动,同时输液泵启动向导液管中泵送孢子液,导液管以恒定的高度横跨于培养盘上方匀速移动,通过雾化喷头将孢子液呈雾状喷向培养盘,从而实现蕨类植物孢子液均匀喷播,保证后续孢子萌发率与幼苗生长一致性。

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Abstract

The utility model relates to the field of pteridophyte breeding technology provides a kind of fern spore liquid uniform spray seeding device, including spray seeding table, liquid container cavity, liquid guide pipe and infusion pump, multiple liquid outlet pipes are equidistantly arranged on the liquid guide pipe, the atomizing nozzle is equipped in the end of liquid outlet pipe away from liquid guide pipe, stop valve is also equipped on the liquid outlet pipe, the spray seeding device further includes the moving assembly for driving liquid guide pipe to move along the trend of spray seeding table and the height-adjusting assembly for adjusting the height of liquid guide pipe;Only the atomizing nozzle located above the length of culture dish carries out spraying action, the liquid guide pipe is driven to move along the trend of spray seeding table by moving assembly, while infusion pump starts to pump spore liquid into liquid guide pipe, liquid guide pipe is moved at constant height across culture dish at uniform speed, spore liquid is atomized and sprayed to culture dish by atomizing nozzle, to realize fern spore liquid uniform spray seeding, ensure subsequent spore germination rate and seedling growth consistency.
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Description

Technical Field

[0001] This utility model relates to the field of fern propagation technology, specifically a device for uniformly spraying fern spore liquid. Background Technology

[0002] Ferns are an important type of ornamental plant and ecological restoration species. Their reproduction mainly relies on spores. The process includes: preparing spore solution from collected spores under sterile conditions, then spraying it onto the surface of sterilized culture tray substrate, and promoting spore germination under suitable light and humidity conditions to form new sporophyte plants.

[0003] Currently, the spraying of spore solution is generally done manually. Operators use handheld sprayers (spray head part) or spray bottles to manually spray above the substrate in the culture tray. Although this method is simple and inexpensive, the spraying quality is highly dependent on the operator's personal skills and experience. During manual spraying, it is difficult for the operator's arm to remain stable for a long time, and shaking is inevitable. This causes the distance and angle between the nozzle and the substrate surface to change continuously. This instability makes it difficult to control the trajectory and coverage of the spore solution droplets. It is very easy to cause excessive spore solution in some areas of the culture tray, while other areas are insufficiently covered or even missed, resulting in uneven spraying. This directly affects the spore germination rate and the uniformity of seedling growth.

[0004] Therefore, this utility model proposes a device for uniformly spraying fern spore liquid to solve the above problems. Utility Model Content

[0005] The purpose of this utility model is to provide a device for uniformly spraying fern spore liquid to solve the above-mentioned problems.

[0006] To achieve the above objectives, this utility model provides the following technical solution: A device for uniformly spraying fern spore liquid includes a spraying platform, a liquid-containing chamber disposed in the spraying platform for holding fern spore liquid, a liquid guide pipe spanning above the spraying platform, and a pump for pumping spore liquid into the liquid guide pipe. Multiple outlet pipes are arranged equidistantly on the liquid guide pipe, and an atomizing nozzle is provided at the end of each outlet pipe away from the liquid guide pipe. A shut-off valve is also provided on each outlet pipe. The spraying device further includes a moving component for driving the liquid guide pipe to move along the spraying platform and a height-adjusting component for adjusting the height of the liquid guide pipe.

[0007] In one alternative: the spraying table has an L-shaped reference member on its surface, one side of which runs in the same direction as the moving path of the liquid guide tube, and this side has a scale.

[0008] In one alternative: the moving component includes a slide seat slidably mounted on the spraying table, a lead screw threaded through the slide seat, and a drive component for driving the lead screw to rotate.

[0009] In one alternative: the height adjustment assembly includes a support rod that slides through the slide block, the support rod being fixedly connected to the liquid guide tube, the support rod having a square radial cross-section, and the slide block being provided with several fastening knobs for abutting and fixing the support rod.

[0010] In one alternative: the spraying station is further provided with a liquid dripping chamber, the table surface of the spraying station is a mesh plate that communicates with the liquid dripping chamber, and the liquid dripping chamber is also communicated with a liquid receiving chamber.

[0011] In one alternative: a transparent observation port is provided on the outward-facing side of the liquid-containing cavity for observing the remaining amount of spore liquid in the liquid-containing cavity.

[0012] Compared with the prior art, the beneficial effects of this utility model embodiment are as follows: Place the culture tray to be sprayed upright on the spraying platform. Selectively close the shut-off valve on the outlet pipe that is not located above the length of the culture tray, so that only the atomizing nozzle above the length of the culture tray sprays. Then, adjust the height of the liquid guide pipe by adjusting the height adjustment component, that is, adjust the spraying height of the atomizing nozzle. Next, move the liquid guide pipe along the direction of the spraying platform by moving the moving component. At the same time, start the infusion pump to pump the spore liquid into the liquid guide pipe. The liquid guide pipe moves at a constant height across the culture tray at a uniform speed. The spore liquid is sprayed into the culture tray in a mist form through the atomizing nozzle, thereby achieving uniform spraying of fern spore liquid and ensuring the consistency of subsequent spore germination rate and seedling growth.

[0013] It should be understood that the above general description and the following detailed description are exemplary and explanatory only, and do not limit this application. Attached Figure Description

[0014] The accompanying drawings, which are incorporated in and form part of this specification, illustrate embodiments consistent with this application and, together with the description, serve to explain the principles of this application. Furthermore, these drawings and textual descriptions are not intended to limit the scope of the concept in any way, but rather to illustrate the concepts of this application to those skilled in the art through reference to specific embodiments.

[0015] Figure 1 This is a structural schematic diagram of an embodiment of the present utility model.

[0016] Figure 2 for Figure 1 Enlarged view of point A in the middle.

[0017] Figure 3This is a top view of the spraying station and the reference component in an embodiment of this utility model.

[0018] Figure 4 for Figure 3 Enlarged view of section B in the middle.

[0019] Figure 5 for Figure 1 Enlarged view of point C in the middle.

[0020] Figure 6 This is a schematic diagram showing the arrangement between the spraying platform and the reference component in an embodiment of this utility model.

[0021] Figure label annotations: 1-Spraying platform, 2-Liquid chamber, 3-Infusion pump, 4-Liquid guide tube, 5-Moving component, 501-Slide seat, 502-Lead screw, 503-Drive component, 6-Height adjustment component, 601-Support rod, 602-Fastening knob, 7-Base component, 8-Cultivation tray, 9-Liquid outlet tube, 10-Stop valve, 11-Atomizing nozzle, 12-Scale, 13-Liquid drop chamber, 14-Mesh plate. Detailed Implementation

[0022] The present application will now be described in further detail with reference to the accompanying drawings. It should be noted that the following specific embodiments are only used to further illustrate the present application and should not be construed as limiting the scope of protection of the present application. Those skilled in the art can make some non-essential improvements and adjustments to the present application based on the above application content.

[0023] Please see Figure 1 and Figure 2 A device for uniformly spraying fern spore liquid includes a spraying platform 1, a liquid-containing chamber 2 disposed in the spraying platform 1 for holding fern spore liquid, a liquid-guiding pipe 4 spanning above the spraying platform 1 (the liquid-guiding pipe 4 is closed at both ends), and a pump 3 for pumping spore liquid into the liquid-guiding pipe 4 (the output end of the pump 3 is connected to the liquid-guiding pipe 4 via a flexible tube). Multiple outlet pipes 9 are arranged equidistantly on the liquid-guiding pipe 4, and an atomizing nozzle 11 is provided at the end of each outlet pipe 9 away from the liquid-guiding pipe 4. The liquid outlet pipe 9 is also equipped with a shut-off valve 10. The spraying device also includes a moving component 5 for driving the liquid guide pipe 4 to move along the spraying platform 1 and a height adjustment component 6 for adjusting the height of the liquid guide pipe 4. The purpose of setting the height adjustment component 6 is that the height of different culture trays and the substrate depth in the culture trays are different. By setting the height adjustment component 6, the height of the liquid guide pipe 4 can be adjusted, so that the spraying height of the atomizing nozzle 11 can be adaptively adjusted according to the height of the culture tray to be sprayed and the substrate depth in the culture tray.

[0024] Place the culture tray to be sprayed upright on the surface of the spraying platform 1. Selectively close the shut-off valve 10 on the liquid outlet pipe 9 that is not located above the length of the culture tray, according to the length (or width, here we take a rectangular culture tray as an example, for example, the diameter of a circular culture tray). That is, only the atomizing nozzle 11 located above the length of the culture tray will spray. Then, adjust the height of the liquid guide pipe 4 by adjusting the height component 6, that is, adjust the spraying height of the atomizing nozzle 11. Then, drive the liquid guide pipe 4 along the direction of the spraying platform 1 by moving component 5 (that is, move along the width direction of the culture tray, and the moving distance matches the actual width of the culture tray). At the same time, the infusion pump 3 is started to pump the spore liquid into the liquid guide pipe 4. The liquid guide pipe 4 moves at a constant height across the culture tray at a uniform speed. The spore liquid is sprayed into the culture tray in a mist form through the atomizing nozzle 11, thereby achieving uniform spraying of fern spore liquid and ensuring the consistency of subsequent spore germination rate and seedling growth.

[0025] Furthermore, the spraying station 1 is also equipped with a control panel (not shown in the figure) for controlling the operation of the spraying device.

[0026] Furthermore, a transparent observation port (not shown in the figure) is provided on the outward-facing side of the liquid-containing cavity 2 for observing the remaining amount of spore liquid in the liquid-containing cavity 2.

[0027] Please see Figure 1 , Figure 3 and Figure 4 In one embodiment of this utility model, the surface of the spraying table 1 is provided with an L-shaped reference member 7. One side of the reference member 7 runs in the same direction as the moving path of the liquid guide tube 4, and this side is provided with a scale 12. Taking a rectangular culture tray as an example, when placing the culture tray, any two adjacent sides of the culture tray are placed in contact with the two sides of the reference member 7 respectively. The reference member 7 is used as the reference for placing the culture tray (for example, for the placement of a circular culture tray, any two adjacent quadrant points of the circular culture tray are in contact with the two sides of the reference member 7 respectively). The width (or length) value of the culture tray is read through the scale 12, and then the driving distance of the moving component 5 is adjusted through the control panel according to the read value. If the read value is input into the control panel, the control system of the spraying device will automatically adjust the driving distance of the moving component 5 to the corresponding value. The corresponding control technology is existing technology and will not be described in detail here. Of course, other adjustment methods are also possible, and this embodiment does not limit them.

[0028] Please see Figure 1In one embodiment of this utility model, the moving component 5 includes a slide block 501 slidably disposed on the spraying table 1, a lead screw 502 threaded through the slide block 501, and a driving component 503 for driving the lead screw 502 to rotate (the driving component 503 is a servo motor, geared motor, etc. in the prior art). The driving component 502 drives the lead screw 502 to rotate, thereby moving the slide block 501, and then driving the liquid guide tube 4 to move accordingly. After the spraying is completed, the driving component 502 drives the liquid guide tube 4 to reset. It should be noted that in this embodiment, the slide block 501 is slidably disposed on the spraying table 1 by setting a sliding groove, sliding rail, or sliding track, etc., which is not limited in this embodiment.

[0029] Please see Figure 1 In one embodiment of this utility model, the height adjustment component 6 includes a support rod 601 that slides through the slide block 501. The support rod 601 is fixedly connected to the liquid guide tube 4. The radial cross section of the support rod 601 is square (so that the liquid guide tube 4 will not deflect). The slide block 501 is provided with several fastening knobs 602 for pressing and fixing the support rod 601. When adjusting the height of the liquid guide tube 4, the support rod 601 is first loosened by turning several fastening knobs 602 to make it lose its positioning function. Then, the support rod 601 moves up and down to drive the height of the liquid guide tube 4 to be adjusted accordingly. After the adjustment is in place, the fastening knobs 602 are tightened in sequence.

[0030] Please see Figure 1 , Figure 3 , Figure 5 and Figure 6 In one embodiment of this utility model, the spraying platform 1 is further provided with a liquid dripping chamber 13, and the platform surface of the spraying platform 1 is a mesh plate 14 that communicates with the liquid dripping chamber 13. The liquid dripping chamber 13 is also connected to the liquid receiving chamber 2. When spraying spore liquid, some atomized spore liquid will inevitably fall onto the outer edge of the culture tray. By setting the mesh plate 14, the spore liquid that falls onto the outer edge of the culture tray can drip into the liquid dripping chamber 13 and then enter the liquid receiving chamber 2, thereby realizing the recovery of spore liquid and avoiding waste.

[0031] Furthermore, in this embodiment, the bottom side of the liquid-falling cavity 13 can be set to be inclined toward the part communicating with the liquid-containing cavity 2 (not shown in the figure), that is, similar to a funnel shape, thereby improving the efficiency of the collected spore liquid returning to the liquid-containing cavity 2.

[0032] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A device for uniformly spraying fern spore liquid, characterized in that, The device includes a hydroseeding platform (1), a liquid-containing chamber (2) in the hydroseeding platform (1) for holding fern spore liquid, a liquid guide pipe (4) spanning above the hydroseeding platform (1), and a pump (3) for pumping spore liquid into the liquid guide pipe (4). Multiple outlet pipes (9) are arranged at equal intervals on the liquid guide pipe (4). An atomizing nozzle (11) is provided at the end of the outlet pipe (9) away from the liquid guide pipe (4). A shut-off valve (10) is also provided on the outlet pipe (9). The hydroseeding device also includes a moving component (5) for driving the liquid guide pipe (4) to move along the direction of the hydroseeding platform (1) and a height adjustment component (6) for adjusting the height of the liquid guide pipe (4).

2. The fern spore liquid uniform spraying device according to claim 1, characterized in that, The spraying table (1) has an L-shaped reference piece (7) on its surface. One side of the reference piece (7) is aligned with the moving path of the liquid guide tube (4), and this side is marked with a scale (12).

3. The fern spore liquid uniform spraying device according to claim 1, characterized in that, The moving component (5) includes a slide (501) slidably mounted on the spraying table (1), a lead screw (502) passing through the slide (501) in the form of a threaded engagement, and a drive component (503) for driving the lead screw (502) to rotate.

4. The fern spore liquid uniform spraying device according to claim 3, characterized in that, The height adjustment component (6) includes a support rod (601) that slides through the slide block (501). The support rod (601) is fixedly connected to the liquid guide tube (4). The radial cross section of the support rod (601) is square, and the slide block (501) is provided with several fastening knobs (602) for pressing and fixing the support rod (601).

5. The fern spore liquid uniform spraying device according to claim 1, characterized in that, The spraying station (1) is also provided with a liquid drop chamber (13). The table surface of the spraying station (1) is a mesh plate (14) that is connected to the liquid drop chamber (13). The liquid drop chamber (13) is also connected to the liquid receiving chamber (2).

6. The fern spore liquid uniform spraying device according to claim 1, characterized in that, The liquid-containing cavity (2) is provided with a transparent observation port on the outward side for observing the remaining amount of spore liquid in the liquid-containing cavity (2).