Pitaya variety breeding and seedling raising device

Through the innovative design of the dragon fruit seedling cultivation device, the support frame for the fruit branches can be flexibly adjusted by using supporting poles and adjusting sleeves. This solves the problem of messy branch growth, improves photosynthetic efficiency and seedling quality, adapts to the support needs of different growth stages, and promotes the yield and quality of dragon fruit.

CN224124763UActive Publication Date: 2026-04-17INNER MONGOLIA XUANDATAI AGRI TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
INNER MONGOLIA XUANDATAI AGRI TECH CO LTD
Filing Date
2025-03-20
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

Existing dragon fruit seedling cultivation devices lack targeted guidance structures, resulting in disordered and intertwined branch growth, which affects photosynthetic efficiency and reduces seedling growth quality.

Method used

A dragon fruit variety selection and seedling raising device was designed. Through the combination of supporting poles, rotating supporting poles, fixed support poles, adjusting sleeves, rotating sleeves, adjusting screws and other structures, the fruit branch support frame can be flexibly adjusted, providing reasonable support and growth space, and ensuring sufficient light and ventilation.

Benefits of technology

It effectively prevents fruit branches from entangled, improves photosynthetic efficiency, enhances seedling growth quality, strengthens device stability, adapts to support needs at different growth stages, and promotes the increase in dragon fruit yield and quality.

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Abstract

The utility model belongs to the technical field of pitaya planting, particularly relates to a pitaya variety breeding and seedling raising device, and aims to solve the problems that an existing device lacks a targeted guide structure and cannot provide a reasonable supporting and growing space for pitaya branches, so that the branches grow disorderly and twine each other, the photosynthesis efficiency is affected, and the seedling raising efficiency is affected. According to the scheme, the device comprises a first supporting vertical rod, and the surface of the first supporting vertical rod is rotationally connected with a second supporting vertical rod through a rotating shaft; the fruit branch supporting frame has the advantages that the height and the distance of the fruit branch supporting frame can be flexibly adjusted, the fruit branch supporting requirements of pitaya in different growth stages are met, the position and the angle can be accurately adjusted according to changes of fruit branches, the fruit branches are prevented from being damaged, the yield and the quality are improved, space can be reasonably utilized, illumination and ventilation of the fruit branches are guaranteed, the overall structure is stable, and use is convenient. And moreover, part of components are designed in a standardized manner, so that scale expansion and replacement are facilitated.
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Description

Technical Field

[0001] This utility model relates to a seedling selection and breeding device, specifically a dragon fruit variety selection and breeding device, belonging to the field of dragon fruit planting technology. Background Technology

[0002] As a tropical and subtropical fruit, dragon fruit has become increasingly important in the context of the booming dragon fruit industry. Excellent dragon fruit varieties can not only improve the yield and quality of the fruit and enhance the plant's resistance to adverse conditions, but also adapt to different planting environments and market demands.

[0003] In existing technologies, such as the dragon fruit seedling cultivation rack disclosed in announcement number CN211960277U, the use of the cultivation rack ensures that the dragon fruit seedlings will not tip over during shallow planting, and provides more precise and standardized water and fertilizer management and maintenance in the later stages of seedling cultivation, while also facilitating transplanting and packaging. However, the above-mentioned existing technical solutions have the following shortcomings: Since dragon fruit branches will naturally grow along the trellis after reaching a certain length, the above-mentioned dragon fruit seedling cultivation rack lacks a targeted guiding and supporting structure, and cannot provide reasonable support and growth space for the dragon fruit branches, resulting in disordered and intertwined branch growth, affecting photosynthetic efficiency and reducing the growth quality of seedlings. Summary of the Invention

[0004] The purpose of this invention is to provide a dragon fruit variety selection and seedling raising device to solve the problem that the above-mentioned devices lack targeted guiding structures, cannot provide reasonable support and growth space for dragon fruit branches, resulting in disordered and intertwined branch growth, affecting photosynthetic efficiency and reducing the growth quality of seedlings.

[0005] This utility model achieves the above-mentioned objective through the following technical solution: A dragon fruit variety selection and seedling raising device includes a first support rod, a second support rod rotatably connected to the surface of the first support rod via a rotating shaft, the first and second support rods being arranged in a cross configuration, a fixed support rod installed on one side of both the first and second support rods, an adjusting sleeve slidably connected to the surface of the fixed support rod, a rotating sleeve rotatably connected to the surface of the adjusting sleeve, an adjusting screw threadedly connected to the inside of the rotating sleeve, a connecting sleeve fixedly connected to one end of the adjusting screw, a main support provided on one side of the connecting sleeve, a connecting bolt threadedly connected to the threaded hole on the surface of the connecting sleeve, and the connecting bolt threadedly connected to one end of the connecting sleeve and the inside of one end of the main support.

[0006] As a further improvement of this utility model: both the bottom ends of the first support pole and the second support pole are fixedly connected with ground nails, the ends of which are tapered, and both the bottom surfaces of the first support pole and the second support pole are fixedly connected with foot pedals, the surfaces of which are provided with anti-slip textures.

[0007] As a further embodiment of this utility model: a rotating reinforcing rod is rotatably connected to one side surface of the first supporting pole, and a plug-in part is fixedly connected to one side surface of the second supporting pole. A connecting rod is inserted into one end of the rotating reinforcing rod, and the other end of the rotating reinforcing rod is inserted into a through hole opened on the surface of the plug-in part.

[0008] As a further embodiment of this utility model: a transverse reinforcing rod is connected between two sets of adjacent support poles 1 and 2 in a cross shape, and a snap-fit ​​part is fixedly connected to the end of the transverse reinforcing rod. A snap-fit ​​groove adapted to the snap-fit ​​part is opened at the intersection of each set of adjacent support poles 1 and 2 in a cross shape.

[0009] As a further embodiment of this utility model: a hinged rod is connected to the surface of the transverse reinforcing rod, and the other end of the hinged rod is hinged to the surface of the rotating reinforcing rod.

[0010] As a further embodiment of this utility model: the surface of the main support is slidably connected with several adjusting sleeves, each adjusting sleeve is fixedly connected to a hinge frame, and the surface of the hinge frame is hinged to a fruit branch support frame, which is set with an inward concave structure.

[0011] As a further improvement of this utility model: an adjusting rod is inserted into the through hole on the surface of the adjusting sleeve, and multiple adjusting holes are equally spaced on the surface of the fixed support rod.

[0012] As a further embodiment of this utility model: the inner wall of the adjusting sleeve is fixedly connected with a sliding protrusion, and the surface of the main support is provided with a guide groove that matches the sliding protrusion. The adjusting sleeve is slidably connected to the surface of the main support through the sliding protrusion and the guide groove. The surface of the adjusting sleeve is threadedly connected with a positioning screw, one end of which passes through the adjusting sleeve and abuts against the surface of the main support.

[0013] The beneficial effects of this utility model are:

[0014] This utility model utilizes a combination of structures including a first support pole, a second support pole, a rotating reinforcing rod, a connecting rod, a fixed support pole, an adjusting sleeve, an adjusting rod, a rotating sleeve, a connecting sleeve, a main support frame, and a fruit branch support frame. By sliding the adjusting sleeve on the fixed support pole, rotating the rotating sleeve in conjunction with the adjusting screw, and inserting and removing the adjusting rod into the adjusting hole, the height of the main support frame can be flexibly adjusted in both horizontal and vertical directions. At the same time, the distance between adjacent adjusting sleeves can be adjusted, thereby flexibly adjusting the height and spacing of the fruit branch support frame to meet the support needs of dragon fruit branches at different growth stages.

[0015] The position of the fruit branch support frame can be changed by adjusting the sliding sleeve on the main support, and the angle can be flexibly adjusted by the hinge frame. It can be accurately positioned and adjusted according to the distribution, extension direction, length, quantity and weight of the fruit branches, so as to avoid fruit branch breakage or poor growth and improve fruit yield and quality.

[0016] Multiple adjustable sliding sleeves and fruit branch support frames can be reasonably adjusted according to the actual distribution of fruit branches, making full use of space, preventing fruit branches from squeezing or blocking each other, ensuring sufficient light and ventilation for each fruit branch, promoting photosynthesis, and benefiting fruit growth and development.

[0017] The device has a stable overall structure. Through the cooperation of components such as ground nails, rotating reinforcing rods, and horizontal reinforcing rods, the device's stability in actual use is enhanced. It can effectively resist the influence of external environmental factors and provide reliable support for dragon fruit seedling cultivation. The standardized design of the snap-fit ​​part and snap-fit ​​groove of the horizontal reinforcing rod makes it universal for different pole combinations, which is convenient for expanding the scale of seedling cultivation and replacing parts. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the ground nail, hinge rod, snap-fit ​​part and foot pedal in this utility model;

[0020] Figure 3 This is a schematic diagram of the fruit branch support frame and main support frame in this utility model;

[0021] Figure 4 This is a schematic diagram of the main support, fixed support rod, and adjusting sleeve in this utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the adjusting sliding sleeve and the fruit branch support frame in this utility model;

[0023] Figure 6 This is a schematic diagram of the structure of the hinge frame, sliding protrusion, and positioning screw in this utility model;

[0024] In the diagram: 1. Supporting pole one; 2. Supporting pole two; 3. Horizontal reinforcing rod; 4. Snap-fit ​​part; 5. Snap-fit ​​groove; 6. Rotating reinforcing rod; 7. Connecting rod; 8. Snap-fit ​​part; 9. Hinge rod; 10. Ground nail; 11. Foot pedal; 12. Fixed support rod; 13. Adjusting sleeve; 14. Adjusting rod; 15. Adjusting hole; 16. Rotating sleeve; 17. Adjusting screw; 18. Connecting sleeve; 19. Connecting bolt; 20. Main bracket; 21. Guide groove; 22. Adjusting sliding sleeve; 23. Sliding protrusion; 24. Positioning screw; 25. Hinge frame; 26. Fruit branch support frame. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. 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.

[0026] Example 1

[0027] like Figures 1 to 6 As shown, a dragon fruit variety selection and seedling raising device includes a support pole 1. A support pole 2 is rotatably connected to the surface of the support pole 1 via a rotating shaft. The support pole 1 and the support pole 2 are arranged in a cross configuration. A fixed support rod 12 is installed on one side of both the support pole 1 and the support pole 2. An adjusting sleeve 13 is slidably connected to the surface of the fixed support rod 12. A rotating sleeve 16 is rotatably connected to the surface of the adjusting sleeve 13. An adjusting screw 17 is threadedly connected to the inside of the rotating sleeve 16. A connecting sleeve 18 is fixedly connected to one end of the adjusting screw 17. A main support 20 is provided on one side of the connecting sleeve 18. A connecting bolt 19 is threadedly connected to the threaded hole on the surface of the connecting sleeve 18. The connecting bolt 19 passes through one end of the connecting sleeve 18 and is threadedly connected to one end of the main support 20.

[0028] Support pole 1 and support pole 2 are rotatably connected, providing a movable foundation for the overall structure. The adjusting sleeve 13 slides on the fixed support pole 12, allowing its relative position to the fixed support pole 12 to be changed within a certain range. The rotating sleeve 16 is threadedly connected to the adjusting screw 17, enabling the height of the main support 20 to be adjusted up and down when rotating the rotating sleeve 16. These components work together to flexibly adjust the position of the main support 20 in both horizontal and vertical directions to meet the needs of different growth stages of dragon fruit. By adjusting the height to adapt to the growth height of the fruit branches, or by fine-tuning the horizontal position to rationally arrange the fruit branches, the main support 20 can be flexibly adjusted to provide suitable support for dragon fruit at different growth stages, promoting healthy plant growth and improving seedling quality.

[0029] Furthermore, both the bottom ends of support pole 1 and support pole 2 are fixedly connected with ground nails 10, the ends of which are tapered. Additionally, both the bottom surfaces of support pole 1 and support pole 2 are fixedly connected with foot pedals 11, the surfaces of which are provided with anti-slip textures.

[0030] The ground nail 10 has a conical end for easy insertion into the soil. When the device is placed in the seedling nursery, workers can use the foot pedal 11 to forcefully press the ground nail 10 into the ground. The ground nail 10 penetrates deep into the soil, which is like laying the "foundation" for the support pole 1 and support pole 2, making the entire seedling device tightly connected to the ground. This effectively prevents the device from shaking or tipping over due to wind, collision or other external forces during the growth of dragon fruit, providing a stable support structure for the dragon fruit plant and ensuring that the dragon fruit branches can climb and grow in a stable environment. The anti-slip texture on the surface of the foot pedal 11 increases the friction between the sole of the foot and the foot pedal 11, preventing the foot from accidentally slipping during pressing. This allows workers to press the ground nail 10 into the soil more easily and forcefully, improving the efficiency of the installation device.

[0031] Furthermore, a rotating reinforcing rod 6 is rotatably connected to one side surface of the support pole 1, and a plug-in part 8 is fixedly connected to one side surface of the support pole 2. One end of the rotating reinforcing rod 6 is plugged into a connecting rod 7, and the other end of the rotating reinforcing rod 6 is plugged into a through hole opened on the surface of the plug-in part 8.

[0032] The support pole 1 and support pole 2 were originally arranged in a cross shape, but the combination of the rotating reinforcing rod 6, the plug part 8 and the connecting plug 7 creates an additional stable connection between them, ensuring the stability of the entire seedling device and providing solid and reliable support for the dragon fruit plant.

[0033] Furthermore, a transverse reinforcing rod 3 is connected between the two sets of adjacent support poles 1 and 2 in a cross-shaped manner. The end of the transverse reinforcing rod 3 is fixedly connected with a snap-fit ​​part 4. Each set of adjacent support poles 1 and 2 in a cross-shaped manner has a snap-fit ​​groove 5 that is compatible with the snap-fit ​​part 4 at the intersection.

[0034] The horizontal reinforcing rod 3 connects two adjacent sets of support poles 1 and 2, combining the originally relatively independent cross poles into a more stable overall frame. The matching snap-fit ​​method of the snap-fit ​​part 4 and the snap-fit ​​groove 5 can more firmly fix the horizontal reinforcing rod 3 compared to simple binding or connection, further enhancing the stability of the structure and providing a solid and reliable support foundation for the dragon fruit plants, ensuring their healthy growth. The standardized design of the snap-fit ​​part 4 and the snap-fit ​​groove 5 makes the horizontal reinforcing rod 3 universal between different pole combinations. Whether expanding the seedling area to increase the number of poles or replacing damaged horizontal reinforcing rods 3, installation and adjustment can be carried out quickly and conveniently. This versatility and scalability provides convenience for the scale adjustment and long-term use of the dragon fruit seedling device, adapting to the needs of different planting scales and site changes.

[0035] Example 2

[0036] Improvements based on Example 1:

[0037] Furthermore, the surface of the transverse reinforcing rod 3 is joined by a hinge rod 9, and the other end of the hinge rod 9 is hinged to the surface of the rotating reinforcing rod 6.

[0038] The transverse reinforcing rod 3 and the rotating reinforcing rod 6 are connected by the hinge rod 9, which can effectively transmit and disperse the force on the transverse reinforcing rod 3 and the rotating reinforcing rod 6, avoid excessive force on a single point, make the entire support structure more stable, reduce the risk of component damage, and ensure that the dragon fruit plant grows in a stable environment.

[0039] Furthermore, the surface of the main support 20 is slidably connected with several adjusting sleeves 22, and each adjusting sleeve 22 is fixedly connected with a hinge frame 25. The surface of the hinge frame 25 is hinged with a fruit branch support frame 26, which is set in a concave structure.

[0040] The adjusting sleeve 22 can slide on the surface of the main support 20. This design allows the position of the fruit branch support frame 26 to be flexibly changed. During the growth of dragon fruit, the distribution and extension direction of the fruit branches constantly change. By sliding the adjusting sleeve 22, the fruit branch support frame 26 can be adjusted to the most suitable position to support the fruit branches, ensuring that the fruit branches are effectively supported and preventing them from breaking or growing poorly due to lack of support, thereby improving the yield and quality of dragon fruit. As the dragon fruit plant grows, the length, number, and weight of the fruit branches will change. The hinged design of the hinge frame 25 and the fruit branch support frame 26 allows the angle of the fruit branch support frame 26 to be flexibly adjusted according to the actual situation of the fruit branches. In the early stage of fruit branch growth, the fruit branch support frame 26 can be adjusted to a lower position and a relatively gentle angle. As the fruit branches gradually lengthen and become heavier, the angle of the fruit branch support frame 26 can be adjusted. The branch support frame 26 can be adjusted in angle via the hinged frame 25 to better bear the weight of the fruit branches and adapt to the support needs of the fruit branches at different growth stages of dragon fruit. The setting of multiple adjustable sliding sleeves 22 and the branch support frame 26 can reasonably adjust the spacing between them according to the actual distribution of the fruit branches. This can make full use of space, avoid the fruit branches squeezing and blocking each other, ensure that each fruit branch can get sufficient light and ventilation, promote photosynthesis, and benefit the growth and development of dragon fruit. The branch support frame 26 has a concave structure, which fits the shape of the fruit branches better, provides a larger support area, effectively distributes the weight of the fruit branches, reduces the situation of excessive local stress on the fruit branches, makes the fruit branches more stable and evenly supported, reduces the risk of damage to the fruit branches, and ensures the normal growth of the dragon fruit plant.

[0041] Furthermore, an adjustment rod 14 is inserted into the through hole on the surface of the adjustment sleeve 13, and multiple adjustment holes 15 are equally spaced on the surface of the fixed support rod 12.

[0042] The surface of the adjusting sleeve 13 has a through hole. By inserting the adjusting rod 14 into the through hole, it can be used in conjunction with multiple adjusting holes 15 evenly distributed on the surface of the fixed support rod 12. During the growth of dragon fruit, multiple main supports 20 can be added to the surface of the fixed support rod 12 according to actual needs to support the fruit branches at the same time. At this time, the distance between two adjusting sleeves 13 can be adjusted. By inserting the adjusting rod 14 into the appropriate adjusting hole 15, the added adjusting sleeve 13 can be fixed. Moreover, the distance between adjacent adjusting sleeves 13 can be flexibly adjusted to ensure that the layout and support effect of the main support 20 are more in line with the growth conditions of the dragon fruit branches.

[0043] Furthermore, the inner wall of the adjusting sleeve 22 is fixedly connected with a sliding protrusion 23, and the surface of the main support 20 is provided with a guide groove 21 that matches the sliding protrusion 23. The adjusting sleeve 22 is slidably connected to the surface of the main support 20 through the sliding protrusion 23 and the guide groove 21. The surface of the adjusting sleeve 22 is threadedly connected with a positioning screw 24. One end of the positioning screw 24 passes through the adjusting sleeve 22 and abuts against the surface of the main support 20.

[0044] The cooperation between the sliding protrusion 23 and the guide groove 21 allows the adjusting sleeve 22 to slide smoothly on the main support 20. It can quickly adjust the position of the support point according to the actual growth of the dragon fruit branches. The positioning screw 24 can firmly lock the adjusting sleeve 22 after it reaches the appropriate position. By tightening the positioning screw 24, it is made to abut against the surface of the main support 20, preventing the adjusting sleeve 22 from sliding randomly due to external forces during the growth of the fruit branches. This ensures that the fruit branch support frame 26 is always in a precise support position, ensuring the stable growth of the fruit branches. By flexibly adjusting the position of the adjusting sleeve 22, it can be adjusted according to the density and growth direction of the fruit branches. This helps to make full use of space, avoid the fruit branches from blocking each other's sunlight and competing for space, so that each fruit branch can get sufficient light and growth space, promote photosynthesis, and improve the yield and quality of dragon fruit.

[0045] Working principle: When it is necessary to support and adjust the distance of dragon fruit branches, the operator first connects support pole 1 and support pole 2 by rotating them together and sets them in a cross shape. Then, the ground nails 10 at the bottom of both are stepped into the ground by foot pedal 11. The foot pedal 11 has anti-slip texture, which makes it easy for the operator to step the ground nails 10 into the ground and fix the device, providing a stable support foundation for the entire device. The bottom end of support pole 1 and support pole 2 is equipped with ground nails 10. The end of the ground nails 10 is conical, which makes it easy to insert into the ground and enhances the stability of the device.

[0046] Based on the initial height of the fruit branch growth, the adjusting rod 14 is inserted into the appropriate adjusting hole 15 on the fixed support rod 12 to initially adjust the position of the main support 20. Then, by rotating the rotating sleeve 16, the height of the main support 20 is finely adjusted using the threaded transmission so that the fruit branch support frame 26 is at a suitable height.

[0047] As the fruit branches grow, if it is necessary to adjust the distance between the fruit branch support frames 26, loosen the positioning screw 24, slide the adjusting sleeve 22 along the guide groove 21 of the main support 20, and after adjusting to a suitable distance, tighten the positioning screw 24 to fix it. The concave structure of the fruit branch support frame 26 can effectively support the fruit branches, and it is hinged on the hinge frame 25, which can adapt to different growth angles of the fruit branches.

[0048] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0049] 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 dragon fruit variety selection and seedling raising device, characterized in that: It includes a support pole one (1), and a support pole two (2) is rotatably connected to the surface of the support pole one (1) via a rotating shaft. The support pole one (1) and the support pole two (2) are arranged in a cross shape. A fixed support rod (12) is installed on one side of both the first support rod (1) and the second support rod (2). An adjusting sleeve (13) is slidably connected to the surface of the fixed support rod (12). A rotating sleeve (16) is rotatably connected to the surface of the adjusting sleeve (13). An adjusting screw (17) is threadedly connected inside the rotating sleeve (16). A connecting sleeve (18) is fixedly connected to one end of the adjusting screw (17). A main bracket (20) is provided on one side of the connecting sleeve (18). A connecting bolt (19) is threadedly connected to the threaded hole on the surface of the connecting sleeve (18). The connecting bolt (19) passes through one end of the connecting sleeve (18) and is threadedly connected to one end of the main bracket (20).

2. Pitaya variety selection and breeding device according to claim 1, characterized in that: The bottom ends of both the first support pole (1) and the second support pole (2) are fixedly connected with ground nails (10). The ends of the ground nails (10) are tapered. The bottom surfaces of both the first support pole (1) and the second support pole (2) are fixedly connected with foot pedals (11). The surface of the foot pedals (11) is provided with anti-slip texture.

3. Pitaya variety selection and breeding device according to claim 1, characterized in that: A rotating reinforcing rod (6) is rotatably connected to one side surface of the first support rod (1), and a plug-in part (8) is fixedly connected to one side surface of the second support rod (2). A connecting rod (7) is inserted into one end of the rotating reinforcing rod (6), and the other end of the rotating reinforcing rod (6) is inserted into a through hole opened on the surface of the plug-in part (8).

4. The pitaya variety selection and breeding device according to claim 3, characterized in that: A transverse reinforcing rod (3) is connected between two sets of adjacent support poles 1 (1) and 2 (2) in a cross shape. The end of the transverse reinforcing rod (3) is fixedly connected to a snap-fit ​​part (4). Each set of adjacent support poles 1 (1) and 2 (2) in a cross shape has a snap-fit ​​groove (5) that matches the snap-fit ​​part (4).

5. The pitaya variety selection and breeding device according to claim 4, characterized in that: The surface of the transverse reinforcing rod (3) is connected to a hinge rod (9), and the other end of the hinge rod (9) is hinged to the surface of the rotating reinforcing rod (6).

6. The pitaya variety selection and breeding device according to claim 1, characterized in that: The surface of the main support (20) is slidably connected with several adjusting sleeves (22), and each adjusting sleeve (22) is fixedly connected with a hinge frame (25). The surface of the hinge frame (25) is hinged with a fruit branch support frame (26), and the fruit branch support frame (26) is set with a concave structure.

7. The pitaya variety selection and breeding device according to claim 1, characterized in that: An adjusting rod (14) is inserted into the through hole on the surface of the adjusting sleeve (13), and multiple adjusting holes (15) are equally spaced on the surface of the fixed support rod (12).

8. The pitaya variety selection and breeding device according to claim 6, characterized in that: The inner wall of the adjusting sleeve (22) is fixedly connected with a sliding protrusion (23). The surface of the main support (20) is provided with a guide groove (21) that matches the sliding protrusion (23). The adjusting sleeve (22) is slidably connected to the surface of the main support (20) through the sliding protrusion (23) and the guide groove (21). The surface of the adjusting sleeve (22) is threadedly connected with a positioning screw (24). One end of the positioning screw (24) passes through the adjusting sleeve (22) and abuts against the surface of the main support (20).

Citation Information

Patent Citations

  • Pitaya seedling raising frame

    CN211960277U