Plant transplanting trench making device

CN224891160UActive Publication Date: 2026-10-27GUIZHOU TOBACCO CO LTD QIANDONGNAN AUTONOMOUS PREFECTURE BRANCH
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Patent Information

Application Number
CN202522636269.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-12-12
Publication Date
2026-10-27
Estimated Expiration
2035-12-12

AI Technical Summary

Technical Problem

[0002]烤烟种植过程中,在没有地膜覆盖的土壤上需要先制作移栽沟,再进行植物移栽;这是常规生产必须经历的环节,目前农业生产中所使用的植物移栽沟制作装置存在体积过于庞大,同时由于设计不合理导致使用不便,而制作出来的植物移栽沟也存在时宽时窄,时深时浅的情况,无法满足植物移栽质量需求

Benefits of technology

[0013]1、本实用新型将传统笨重的整体式开沟器转化为由两个侧板拼接而成的流线型破土结构;此结构能有效将土壤向两侧平顺分开,显著减小行进阻力,避免了传统装置因受力不均而产生的时宽时窄、时深时浅的问题;配合底板的滑动引导,能够持续稳定地制作出深度均匀、宽度一致、沟底平直的标准化移栽沟,为烟苗等作物提供了理想的生长空间,有效防止栽后泥土淹没或形成高脚苗,从而直接提升移栽成活率;

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Abstract

The utility model discloses a plant transplanting ditch manufacturing device belongs to agricultural implement device technical field, it includes the vertical rod for connecting power source, the bottom plate is installed in the lower part of vertical rod, a pair of side plates is arranged between bottom plate and vertical rod, the structure of two side plates is same, all are the curved surface board component with three edges, and two edges are arc edge, two side plates are connected at the same arc edge, and two side plates splice into the angle component with one end protruding forward, one end side of bottom plate is connected to set up on the back of two side plates, the utility model can promote the manufacturing quality of plant transplanting ditch, and then increase the survival rate of plant transplanting, and reduce the work and the cost for tobacco farmer.
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Description

Technical Field

[0001] This utility model relates to the field of agricultural machinery and equipment technology, specifically to a plant transplanting trench making device. Background Technology

[0002] In the process of flue-cured tobacco cultivation, transplanting trenches need to be constructed on soil without plastic film mulch before transplanting the plants; this is a necessary step in conventional production. Currently, the equipment used for constructing transplanting trenches in agricultural production is often too bulky and inconvenient to use due to unreasonable design. Furthermore, the width and depth of the constructed trenches vary, failing to meet the quality requirements for plant transplanting. This is the main problem currently faced. Utility Model Content

[0003] The technical problem to be solved by this utility model is to provide a plant transplanting trench making device to improve the quality of plant transplanting trench making, thereby increasing the survival rate of transplanted plants and reducing labor and costs for tobacco farmers.

[0004] To solve the above problems, this utility model provides the following technical solution:

[0005] A plant transplanting trench fabrication device includes a pole for connecting to a power source; a base plate is installed at the lower part of the pole; a pair of side plates are provided between the base plate and the pole; the two side plates have the same structure, both being curved panel components with three sides, two of which are arc-shaped; the two side plates are connected at the same arc-shaped side, and the two side plates are spliced ​​together to form an angular component with one end extending forward; one end of the base plate is connected to the back of the two side plates.

[0006] Preferably, the upright includes a straight rod perpendicular to the base plate, and an arc-shaped curved rod is provided on the lower side of the straight rod; the radius of curvature of the top of the curved rod is consistent with the radius of curvature of the corresponding arc edge on the two side plates, and the curved rod is set at the junction of the two side plates.

[0007] Furthermore, the straight rod is a long, plate-like component; there is at least one straight rod, and several positioning holes are opened on the straight rod; the straight rod is detachably mounted on the power source at the positioning holes by bolt assemblies.

[0008] Preferably, the front end of the base plate is a strip member with a folded angle, and the two sides of the front end are respectively attached to the back of the side plate.

[0009] Preferably, the mounting height of the base plate on the side plate is higher than the pointed corners of the protruding ends of the two side plates.

[0010] Preferably, the remaining edge of the side panel is a straight edge; when two side panels are joined, the corresponding two straight edges are perpendicular to each other.

[0011] Preferably, the uprights, base plate, and side plates are all made of steel, and are fixedly connected to each other by welding.

[0012] The beneficial effects of this utility model are reflected in the following aspects:

[0013] 1. This utility model transforms the traditional bulky integral trencher into a streamlined soil-breaking structure composed of two side plates. This structure can effectively and smoothly separate the soil to both sides, significantly reducing the resistance to movement and avoiding the problems of inconsistent width and depth caused by uneven force in traditional devices. With the sliding guidance of the bottom plate, it can continuously and stably produce standardized transplanting trenches with uniform depth, consistent width, and straight bottom, providing ideal growth space for crops such as tobacco seedlings, effectively preventing soil immersion after planting or the formation of tall seedlings, thereby directly improving the transplant survival rate.

[0014] 2. Multiple positioning holes are designed on the upright pole, which can be easily adjusted by changing the connection position with the power source such as a hand tractor or a micro tiller to change the soil depth and meet the different needs of different soil textures and crop varieties for the depth of the transplanting trench. This modular and adjustable design allows one set of equipment to adapt to a variety of agronomic requirements and power models, improving the versatility and utilization of the equipment.

[0015] 3. The device has a simple overall structure, with the main components welded from steel plates, achieving lightweight while ensuring sufficient structural strength. Compared with bulky and cumbersome traditional ditching equipment, this device is easier to install, carry, and store, making it particularly suitable for operations in small plots, terraced fields, or greenhouses. Its efficient and stable ditching capabilities reduce the extra labor required for rework and replanting, saving farmers labor and time costs throughout the entire process from ditch preparation to ensuring transplanting quality, effectively achieving the practical goals of reducing labor costs, improving quality, and increasing efficiency. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of the present invention in an embodiment;

[0017] Figure 2 This is a schematic diagram of the two side panels after being spliced ​​together in this embodiment;

[0018] Figure 3 yes Figure 2 A schematic diagram of the device from another perspective;

[0019] Explanation of reference numerals in the attached diagram: 1. Upright pole; 2. Base plate; 3. Side plate; 11. Straight pole; 12. Bent pole. Detailed Implementation

[0020] The present invention will be further described below with reference to the accompanying drawings and specific embodiments:

[0021] Example:

[0022] Reference Figure 1 This embodiment provides a plant transplanting trench construction device; it includes a pole 1 for connecting to a power source; a base plate 2 is installed at the lower part of the pole 1; a pair of side plates 3 are arranged between the base plate 2 and the pole 1; the two side plates 3 have the same structure, both being curved panel components with three sides, two of which are arc-shaped; the two side plates 3 are connected at the same arc-shaped side, and the two side plates 3 are spliced ​​to form an angled component with one end extending forward; one end of the base plate 2 is connected to the back of the two side plates 3. The angled structure formed by the splicing of the two side plates 3 serves as the force-applying end for breaking the soil and constructing the transplanting trench, which can more efficiently separate the soil to both sides, reduce the forward resistance of the plant transplanting trench construction device, and control the depth of the transplanting trench to 16 cm and the width to 18 cm, keeping the overall shape of the transplanting trench straight and uniform. The main function of base plate 2 is to fix the two side plates and allow the entire plant transplanting trench construction device to slide at the bottom of the trench, ensuring that the device does not move up and down erratically and that the trench bottom is straight and standardized. The pointed end of the angular component allows for low-resistance soil entry, while its gradually widening curved surface at the rear smoothly supports the soil and forms a smooth trench wall, effectively preventing the trench wall from collapsing and causing soil to fall back, thus ensuring a smooth trenching process and the long-term stability of the trench shape.

[0023] The upright 1 includes a straight rod 11 perpendicular to the base plate 2, and an arc-shaped curved rod 12 is provided on the lower side of the straight rod 11. The radius of curvature of the top of the curved rod 12 is consistent with the radius of curvature of the corresponding arc edges on the two side plates 3, and the curved rod 12 is set at the junction of the two side plates 3. In this application, the upright 12, which is spliced ​​from the straight rod and the curved rod, is 45 cm long, 3.6 cm wide, and 1.2 cm thick, and its structure is similar to a conventional deep tillage hoe with a J-shape. The curved rod 12 not only serves as a connecting support, but its arc-shaped structure can also transmit the traction force more evenly to the junction of the two side plates 3, enhancing the ability of the entire angular component to resist lateral soil pressure and improving the structural reliability of the device.

[0024] The straight rod 11 is a long, strip-shaped plate-like component; there is at least one straight rod 11, and a total of eight positioning holes are opened on the straight rod 11; the straight rod 11 is detachably mounted to the power source at the positioning holes by bolt assemblies. Multiple straight rods can be connected and installed at the positioning holes by bolt assemblies, thereby adjusting the maximum length of the straight rod. The power source used in this embodiment is an agricultural power machine such as a walk-behind diesel engine with ear plates, which can be installed with the upright rod using the through holes opened on the ear plates. By selecting different positioning holes for fixing, the angle between the device and the ground can be precisely adjusted, thereby flexibly controlling the furrowing depth within the range of 5 cm to 20 cm to adapt to the furrow depth requirements of different tobacco transplanting periods or different crops.

[0025] The upright 1 can also be designed as an L-shaped structure; a connecting plate is provided at the bend of the L-shaped structure, and the side of the connecting plate facing the side plate 3 has an arc-shaped edge corresponding to the side plate 3; the bottom edge of the L-shaped structure is welded and fixed to the base plate, and the arc-shaped plate of the connecting plate is welded and fixed to the two side plates 3. This one-piece molded L-shaped structure, as another implementation method, can also provide stable support and reduces welding points, which may be more advantageous in mass production.

[0026] The front end of the base plate 2 is a folded strip component, 20 cm long and 6.5 cm wide, with its two sides attached to the back of the side plate 3. The folded shape of the base plate 2 allows it to fit tightly against the back of the side plate 3, resulting in a large welding area and a strong connection. Its width is slightly smaller than the designed trench width, ensuring that the device will not scrape the trench wall when sliding at the bottom of the trench, while also providing stable support for the entire front end structure.

[0027] The installation height of the base plate 2 on the side plates 3 is higher than the pointed ends of the two side plates 3. This ensures that during operation, the pointed ends of the side plates 3 break the soil and open the trench first, and then the base plate 2 contacts and slides on the leveled trench bottom, playing the role of "scraping" and "deep setting", avoiding the base plate directly hitting the unleveled soil, which would cause a surge in resistance or loss of depth control.

[0028] The remaining edge of side panel 3 is a straight edge; when two side panels 3 are joined, the corresponding two straight edges are perpendicular to each other. The lengths of the three sides of the side panels are 12 cm, 19.5 cm, and 25 cm, respectively; the 25 cm long side is an outward-facing arc-shaped edge with a central angle of 165°; the 19.5 cm long side is a concave arc-shaped edge where the two side panels meet; and the 12 cm long side is a right-angled edge. The precisely designed edge and corner dimensions together determine the cross-sectional shape of the trench. The specific arc length and central angle guide the soil along a smooth curve to both sides, reducing soil compression and disturbance, which helps maintain the soil aggregate structure and creates favorable conditions for the root growth of transplanted crops.

[0029] The upright 1, base plate 2, and side plates 3 are all made of steel and are fixedly connected in pairs by welding. All welded parts are required to have full and firm welds, and can be sprayed with anti-rust paint or other anti-rust treatments before use to extend the service life of the device in humid agricultural environments.

[0030] This invention enables the rapid fabrication of plant transplanting trenches, improving transplanting speed and quality, ensuring transplant survival rates, increasing yields, and saving farmers labor costs, thus achieving the goal of reducing labor and expenses. In practical applications, the device's dimensions can be finely adjusted according to the agronomic practices of different regions. For example, in sandy soil areas, the curvature of the side plates can be appropriately reduced to decrease resistance; in heavy clay soil areas, thicker steel plates can be used to make the side plates to enhance their rigidity. Furthermore, to accommodate furrowing operations on ridges, the height of the uprights can be appropriately increased. After use, the adhering soil should be cleaned promptly, the welds checked for cracks, and the moving parts lubricated to maintain optimal working condition.

Claims

1. A device for making a plant transplanting trench, characterized in that: It includes a pole (1) for connecting a power source; a base plate (2) is installed at the bottom of the pole (1); a pair of side plates (3) are provided between the base plate (2) and the pole (1); the two side plates (3) have the same structure, both being curved panel components with three sides, two of which are arc-shaped sides; the two side plates (3) are connected at the same arc-shaped side, and the two side plates (3) are spliced ​​together to form an angled component with one end extending forward; one end of the base plate (2) is connected to the back of the two side plates (3).

2. The plant transplanting trench making device according to claim 1, characterized in that: The upright (1) includes a straight rod (11) perpendicular to the base plate (2), and a curved rod (12) in the shape of an arc is provided on the lower side of the straight rod (11); the radius of curvature of the top of the curved rod (12) is consistent with the radius of curvature of the corresponding arc edge on the two side plates (3), and the curved rod (12) is set at the junction of the two side plates (3).

3. The plant transplanting trench making device according to claim 2, characterized in that: The straight rod (11) is a long strip plate-shaped component; there is at least one straight rod (11), and several positioning holes are opened on the straight rod (11); the straight rod (11) is detachably installed on the power source at the positioning holes by bolt assembly.

4. The plant transplanting trench making device according to claim 1, characterized in that: The front end of the base plate (2) is a strip member with a folded angle, and the two sides of the front end are respectively attached to the back of the side plate (3).

5. The plant transplanting trench making device according to claim 1, characterized in that: The mounting height of the base plate (2) on the side plate (3) is higher than the pointed corners of the protruding ends of the two side plates (3).

6. The plant transplanting trench making device according to claim 1, characterized in that: The remaining edge of the side plate (3) is a straight edge; when two side plates (3) are connected, the corresponding two straight edges are perpendicular to each other.

7. The plant transplanting trench making device according to claim 1, characterized in that: The uprights (1), base plate (2) and side plates (3) are all made of steel and are fixedly connected to each other by welding.