A device for cultivating potato original seeds with adjustable soil thickness

CN224722399UActive Publication Date: 2026-09-08定西市农业科学研究院
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Patent Information

Application Number
CN202522139168.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-10
Publication Date
2026-09-08
Estimated Expiration
2035-10-10

AI Technical Summary

Technical Problem

[0003]现有的马铃薯原原种栽培装置在铺设太土后,大多依赖人工手动调节太土厚度,不仅操作效率低下且难以保证覆土均匀性,工作人员需进行松土和刮平的工序,既增加了劳动强度又易因人为误差导致土层深浅不一,从而影响脱毒苗根系发育环境

Benefits of technology

本装置利用拨动组件中的气缸对松土耙和刮板在垂直方向上的高度调节,使得松土耙和刮土板插入土层中,电机驱动单向螺杆转动,使得龙门架横向移动,松土耙和刮土板将一定厚度的土层拨动至排出口排出,从而实现对太土厚度的自动调节,减轻了工作人员的工作量,并且松土耙和刮土板移动过程中,松土耙和刮土板可以往复横向移动,既增强松土耙的松土效果又促进刮土板刮动土层顺利排出,显著提升太土厚度调节效率。

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Abstract

The utility model relates to agricultural planting equipment technical field discloses a kind of original potato original seed cultivation devices of adjustable formula of too soil thickness laying, including the pedestal for supporting and the cultivation box for planting, the cultivation box is fixedly connected on the upper end of pedestal, the cultivation box upper end is equipped with the stirring subassembly for adjusting the thickness of too soil. The utility model utilizes stirring subassembly to loosen soil after a certain thickness of soil layer and stir to discharge outlet discharge, to realize the automatic regulation of too soil thickness, reduce the workload of staff, and stirring subassembly can reciprocating transverse movement during moving process, both enhance loosening effect and promote scraping soil layer to discharge smoothly, significantly improve too soil thickness regulation efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of agricultural planting equipment technology, specifically to a potato seed cultivation device with adjustable soil thickness. Background Technology

[0002] "Taitu" is a new type of substrate specifically designed for the efficient propagation of virus-free potato seed stock. Through compounding and basal fertilizer addition techniques, it significantly improves the tuber setting rate and tuber uniformity of virus-free seedlings. Adjusting the thickness of the "Taitu" substrate is a key technical step in the efficient propagation of virus-free potato seed stock. By precisely controlling the soil covering depth, it is possible to avoid both shallow covering, which would cause tubers to develop poorly due to temperature differences on the ground surface, and excessive covering, which would hinder normal root respiration. This ensures that virus-free seedlings form uniform tubers in the optimal growth environment, significantly improving tuber setting rate and disease resistance.

[0003] Existing potato seed cultivation devices mostly rely on manual adjustment of the soil thickness after laying the soil layer. This is not only inefficient but also makes it difficult to ensure uniform soil coverage. Workers need to loosen and level the soil, which increases labor intensity and is prone to uneven soil depth due to human error, thus affecting the root development environment of virus-free seedlings. Therefore, those skilled in the art provide an adjustable soil thickness potato seed cultivation device to solve the problems mentioned in the background art. Utility Model Content

[0004] The purpose of this utility model is to provide an adjustable soil thickness potato seed cultivation device to solve the problems mentioned in the background art above.

[0005] This utility model provides the following technical solution: an adjustable soil thickness potato seed cultivation device, including a base for support and a cultivation box for planting, wherein the cultivation box is fixedly connected to the upper end of the base, and an actuation component for adjusting the soil thickness is installed on the upper end of the cultivation box.

[0006] As a preferred embodiment of the above technical solution, the actuating component includes two fixed rods. The two fixed rods are fixedly connected to the upper sides of both sides of the cultivation box. Each of the two fixed rods has a movable groove on the side away from the cultivation box. A gantry frame is slidably connected in both movable grooves. A one-way screw is rotatably connected to the inner wall of one of the movable grooves. The one-way screw passes through the gantry frame, and the gantry frame and the one-way screw are externally threaded together. A motor is fixedly connected to one end of the fixed rod with the one-way screw. The output end of the motor passes through the fixed rod and is fixedly connected to one end of the one-way screw.

[0007] As a preferred embodiment of the above technical solution, a cylinder is fixedly connected to the middle of the upper end of the gantry frame. The output end of the cylinder passes through the gantry frame and is fixedly connected to a support plate. Two sliding grooves are opened at the lower end of the support plate. Sliding blocks are slidably connected in both sliding grooves. An installation plate is fixedly connected to the lower end of the two sliding blocks. A soil loosening rake and a soil scraper are fixedly connected to the lower end of the installation plate.

[0008] As a preferred embodiment of the above technical solution, racks are fixedly connected to the upper ends of both fixed rods, and the two racks are symmetrically arranged. Two symmetrically arranged rotating rods are rotatably connected to the top of the inner wall of the gantry frame. Spur gears are fixedly connected to the lower ends of both rotating rods, and the two spur gears mesh with the two racks respectively.

[0009] As a preferred embodiment of the above technical solution, the lower end of the support plate is fixedly connected to two symmetrically arranged connecting plates, and the lower outer part of each of the two rotating rods is fixedly fitted with an elliptical plate. The two elliptical plates are respectively attached to the lower part of the two connecting plates on the side away from the loosening rake, and the two elliptical plates are staggered. The upper end of the mounting plate is fixedly connected to two symmetrically arranged connecting blocks, and the side of each of the two connecting blocks near the elliptical plate is fixedly connected with a spring. The front ends of the two springs are respectively fixedly connected to one side of the two sliding blocks.

[0010] As a preferred embodiment of the above technical solution, a drain outlet is provided on one side of the cultivation box, a limiting strip is fixedly connected to one side of the cultivation box, a baffle is slidably provided between the limiting strip and the cultivation box, two bolts pass through the side of the limiting strip away from the cultivation box, and the limiting strip and the two bolts are externally threaded, with one end of the two bolts located on one side of the baffle.

[0011] Compared with the prior art, the beneficial effects of this utility model are: This device utilizes a cylinder in the actuation assembly to adjust the vertical height of the loosening rake and scraper, allowing them to insert into the soil layer. A motor drives a one-way screw to rotate, causing the gantry frame to move laterally. The loosening rake and scraper then move a soil layer of a certain thickness to the discharge outlet, thus achieving automatic adjustment of soil thickness. This reduces the workload of workers. Furthermore, during the movement of the loosening rake and scraper, they can reciprocate laterally, enhancing the loosening effect of the rake and facilitating the smooth discharge of the soil layer by the scraper, significantly improving the efficiency of soil thickness adjustment. Attached Figure Description

[0012] Figure 1 A schematic diagram of the main structure of an adjustable potato seed cultivation device with a thick soil layer. Figure 2 A schematic diagram from another perspective of the main structure of an adjustable potato seed cultivation device with a thick soil layer. Figure 3 A structural breakdown diagram of the actuating component of an adjustable potato seed cultivation device with a thick soil layer. Figure 4 A cross-sectional view of a gantry structure for an adjustable potato seed cultivation device with a thick soil layer; Figure 5 A schematic diagram of the scraper structure for an adjustable potato seed cultivation device with a thick soil layer.

[0013] Legend: 1. Base; 2. Cultivation box; 3. Actuating assembly; 301. Fixed rod; 302. Moving groove; 303. Gantry frame; 304. One-way screw; 305. Motor; 306. Cylinder; 307. Support plate; 308. Sliding groove; 309. Sliding block; 310. Mounting plate; 311. Loosening rake; 312. Scraper blade; 313. Rack; 314. Rotating rod; 315. Spur gear; 316. Connecting plate; 317. Elliptical plate; 318. Connecting block; 319. Spring; 4. Limiting strip; 5. Baffle; 6. Bolt. Detailed Implementation

[0014] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0015] Please see Figures 1-5 As shown, this utility model provides a technical solution: an adjustable soil thickness potato seed cultivation device, including a base 1 for support and a cultivation box 2 for planting. The cultivation box 2 is fixedly connected to the upper end of the base 1, and an actuating component 3 for adjusting the soil thickness is installed on the upper end of the cultivation box 2.

[0016] Furthermore, this device uses the agitator 3 to loosen a soil layer of a certain thickness and then agitate it to one side of the cultivation box 2 for discharge, thereby achieving automatic adjustment of the soil thickness, reducing the workload of the staff. In addition, during the movement of the agitator 3, the agitator 3 can move back and forth laterally, which not only enhances the soil loosening effect but also promotes the smooth discharge of the scraped soil layer, significantly improving the soil thickness adjustment efficiency.

[0017] As one implementation method in this embodiment, please refer to Figures 3-5As shown, the actuating component 3 includes two fixed rods 301. The two fixed rods 301 are fixedly connected to the upper sides of the cultivation box 2. Each of the two fixed rods 301 has a moving groove 302 on the side away from the cultivation box 2. A gantry frame 303 is slidably connected in the two moving grooves 302. A one-way screw 304 is rotatably connected to the inner wall of one of the moving grooves 302. The one-way screw 304 passes through the gantry frame 303, and the gantry frame 303 and the one-way screw 304 are externally threaded. A motor 305 is fixedly connected to one end of the fixed rod 301 with the one-way screw 304. The output end of the motor 305 passes through the fixed rod 301 and is fixedly connected to one end of the one-way screw 304. A cylinder 306 is fixedly connected to the middle of the upper end of the gantry frame 303. The output end of the cylinder 306 passes through the gantry frame 303 and is fixedly connected to a support plate 307. Two sliding grooves 308 are opened at the lower end of the support plate 307. Sliding blocks 309 are slidably connected in both sliding grooves 308. The lower ends of the two sliding blocks 309 are fixedly connected to an installation plate 310. A loosening rake 311 and a scraper 312 are fixedly connected to the lower end of the installation plate 310.

[0018] Furthermore, cylinder 306 pushes support plate 307 to move vertically, causing loosening rake 311 and scraper 312 to insert into the soil layer. Subsequently, motor 305 drives one-way screw 304 to rotate, which drives gantry frame 303 to move laterally along moving groove 302 through threaded transmission. Loosening rake 311 and scraper 312 can move a soil layer of a certain thickness to the discharge outlet, thereby realizing automatic adjustment of soil thickness and reducing the workload of workers. In addition, two symmetrically arranged guide rods are fixedly connected to the upper end of support plate 307. The guide rods are used to guide support plate 307, so that support plate 307 can be raised and lowered stably.

[0019] As one implementation method in this embodiment, please refer to Figures 3-4 As shown, racks 313 are fixedly connected to the upper ends of the two fixed rods 301. The two racks 313 are symmetrically arranged. Two symmetrically arranged rotating rods 314 are rotatably connected to the top of the inner wall of the gantry frame 303. Spur gears 315 are fixedly connected to the lower ends of the two rotating rods 314. The two spur gears 315 mesh with the two racks 313 respectively. The lower end of the support plate 307 is fixedly connected to two symmetrically arranged connecting plates 316. The lower outer part of the two rotating rods 314 is fixedly fitted with elliptical plates 317. The two elliptical plates 317 are respectively attached to the lower part of the two connecting plates 316 away from the loosening rake 311. The two elliptical plates 317 are staggered. The upper end of the mounting plate 310 is fixedly connected to two symmetrically arranged connecting blocks 318. The side of the two connecting blocks 318 near the elliptical plates 317 is fixedly connected to a spring 319. The front end of the two springs 319 is fixedly connected to one side of the two sliding blocks 309.

[0020] Furthermore, due to the meshing design of the spur gear 315 and the rack 313, the rotating rods 314 on both sides rotate synchronously when the gantry 303 moves laterally. The elliptical plate 317 rotates with the rotating rods 314, generating periodic pressure. Since the elliptical plate 317 is staggered, the staggered elliptical plate 317 can generate alternating forces during rotation, such as... Figure 3 As shown, with the extension and retraction of the spring 319, the sliding block 309 slides back and forth in the sliding groove 308, and the mounting plate 310 can move back and forth during the movement. The loosening rake 311 and the scraper 312 can move back and forth laterally, which not only enhances the loosening effect of the loosening rake 311, but also promotes the smooth discharge of the soil layer by the scraper 312, significantly improving the soil thickness adjustment efficiency.

[0021] As one implementation method in this embodiment, please refer to Figures 1-3 As shown, a drain outlet is provided on one side of the cultivation box 2, and a limit strip 4 is fixedly connected to one side of the cultivation box 2. A baffle 5 is slidably provided between the limit strip 4 and the cultivation box 2. Two bolts 6 pass through the side of the limit strip 4 away from the cultivation box 2, and the limit strip 4 and the two bolts 6 are externally threaded. One end of the two bolts 6 is located on one side of the baffle 5.

[0022] Furthermore, when it is necessary to adjust the soil thickness inside the cultivation box 2, the height of the baffle 5 blocking the outlet is adjusted according to the required soil thickness so that the upper height of the baffle 5 is the same as the required soil layer height. The height can be measured and adjusted using a measuring tape. The bolt 6 is used to fix the baffle 5. By tightening the bolt 6, one end of the bolt 6 can be pressed against the side wall of the baffle 5 and fixed by friction.

[0023] Working principle: When it is necessary to adjust the soil thickness in the cultivation box 2, firstly, according to the required soil thickness, adjust the height of the baffle 5 blocking the outlet. The cylinder 306 pushes the support plate 307 to move vertically, driving the loosening rake 311 and the scraper 312 to insert into the soil layer. Then, the motor 305 drives the one-way screw 304 to rotate, driving the gantry 303 to move laterally along the moving groove 302 through the threaded transmission. The loosening rake 311 and the scraper 312 can move a certain thickness of soil layer to the outlet for discharge, thereby realizing the automatic adjustment of the soil thickness and reducing the workload of the staff. Due to the spur gear 315 and the rack 3 The 13-meshing design allows the rotating rod 314 to rotate synchronously when the gantry 303 moves laterally. The elliptical plate 317 rotates with the rotating rod 314, generating periodic pressure. The elliptical plate 317 is staggered, and the staggered elliptical plate 317 generates alternating forces. Combined with the extension and retraction of the spring 319, the sliding block 309 slides back and forth in the sliding groove 308. The mounting plate 310 can then move back and forth during the movement. The loosening rake 311 and the scraper 312 can move laterally back and forth, which not only enhances the loosening effect of the loosening rake 311 but also promotes the smooth discharge of the soil layer scraped by the scraper 312, significantly improving the efficiency of soil thickness adjustment.

[0024] The above embodiments are only used to illustrate the technical solution of this utility model, and are not intended to limit it.

Claims

1. An adjustable soil thickness potato seed cultivation device, comprising a base (1) for support and a cultivation box (2) for planting, characterized in that: The cultivation box (2) is fixedly connected to the upper end of the base (1), and the upper end of the cultivation box (2) is equipped with a toggle component (3) for adjusting the soil thickness.

2. The adjustable soil thickness potato seed cultivation device according to claim 1, characterized in that: The actuating component (3) includes a fixed rod (301), and there are two fixed rods (301). The two fixed rods (301) are fixedly connected to the upper sides of the cultivation box (2). The two fixed rods (301) are provided with a moving groove (302) on the side away from the cultivation box (2). A gantry frame (303) is slidably connected in the two moving grooves (302). A one-way screw (304) is rotatably connected to the inner wall of one of the moving grooves (302). The one-way screw (304) passes through the gantry frame (303), and the gantry frame (303) and the one-way screw (304) are externally threaded. A motor (305) is fixedly connected to one end of the fixed rod (301) with the one-way screw (304). The output end of the motor (305) passes through the fixed rod (301) and is fixedly connected to one end of the one-way screw (304).

3. The adjustable soil thickness potato seed cultivation device according to claim 2, characterized in that: A cylinder (306) is fixedly connected to the middle of the upper end of the gantry frame (303). The output end of the cylinder (306) passes through the gantry frame (303) and is fixedly connected to a support plate (307). Two sliding grooves (308) are opened at the lower end of the support plate (307). Sliding blocks (309) are slidably connected in both sliding grooves (308). The lower ends of the two sliding blocks (309) are fixedly connected to an installation plate (310). A soil loosening rake (311) and a soil scraper (312) are fixedly connected to the lower end of the installation plate (310).

4. The adjustable soil thickness potato seed cultivation device according to claim 3, characterized in that: The upper ends of the two fixed rods (301) are fixedly connected to racks (313), and the two racks (313) are symmetrically arranged. The top of the inner wall of the gantry frame (303) is rotatably connected to two symmetrically arranged rotating rods (314), and the lower ends of the two rotating rods (314) are fixedly connected to spur gears (315). The two spur gears (315) mesh with the two racks (313) respectively.

5. The adjustable soil thickness potato seed cultivation device according to claim 4, characterized in that: The lower end of the support plate (307) is fixedly connected to two symmetrically arranged connecting plates (316). The two rotating rods (314) are both fixedly fitted with elliptical plates (317) at their lower outer sides. The two elliptical plates (317) are respectively attached to the lower side of the two connecting plates (316) away from the loosening rake (311). The two elliptical plates (317) are staggered. The upper end of the mounting plate (310) is fixedly connected to two symmetrically arranged connecting blocks (318). The side of the two connecting blocks (318) near the elliptical plates (317) is fixedly connected to a spring (319). The front ends of the two springs (319) are respectively fixedly connected to one side of the two sliding blocks (309).

6. The adjustable soil thickness potato seed cultivation device according to claim 1, characterized in that: The cultivation box (2) has an outlet on one side, and a limiting strip (4) is fixedly connected to one side of the cultivation box (2). A baffle (5) is slidably arranged between the limiting strip (4) and the cultivation box (2). Two bolts (6) pass through the side of the limiting strip (4) away from the cultivation box (2), and the limiting strip (4) and the two bolts (6) are externally threaded. One end of the two bolts (6) is located on one side of the baffle (5).