Seeding device
By optimizing the seed box structure and seed cleaning wheel design of the sowing device, the problems of seed accumulation and damage on the seed conveyor belt were solved, achieving efficient seed transport in the seed hole and reducing damage, thereby improving sowing accuracy and crop yield.
Patent Information
- Application Number
- CN202423274400.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-27
AI Technical Summary
In existing seeding devices, seeds tend to accumulate on the seed conveyor belt, forming an arch structure that makes it difficult for seeds to enter the seed hole. Furthermore, the movement of the seed conveyor belt can easily damage the seeds, affecting seeding accuracy and crop yield.
A seeding device was designed, including components such as a frame, support frame, drive wheel, seed conveyor belt, seed box and seed cleaning wheel. By optimizing the seed box structure and setting a seed cleaning brush, the fluidity of seeds is increased and the accumulation and damage of seeds at the seed hole are reduced.
It increases the probability of seeds entering the seed hole, reduces seed accumulation at the seed outlet, reduces seed damage, and improves sowing accuracy and crop yield.
Smart Images
Figure CN223568074U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to agricultural machinery technical field especially, relate to a seeding device. BACKGROUND
[0002] Seeding process is an important link in crop production process, especially after precision seeding popularization, control of seed quantity puts forward higher requirement, and the agronomic requirement of many crops is to realize one hole one seed, and the accurate control of seed quantity directly influences the emergence rate and yield of crops. In the prior art, the seeds fall into the seed holes on the seed conveying belt from the bottom of the seed box, and the seeds are output through the seed conveying belt, but since the seed conveying belt is horizontally arranged, the seeds are prone to form an arch structure at the seed holes when the seeds are accumulated on the seed conveying belt, which causes the seeds not to enter the seed holes, and moreover, the seeds have poor flowability in the seed box and are prone to form an arch structure at the bottom of the seed box, which further causes the seeds not to enter the seed holes and form empty holes, and moreover, the seeds are prone to be clamped in the seed outlet under the action of the seed conveying belt, and the continuous movement of the seed conveying belt causes the seeds to be damaged, which further reduces the yield of crops and affects the economic benefits. SUMMARY
[0003] Therefore, the utility model provides a seeding device, and the main purpose is to increase the flowability of the seeds on the seed conveying belt, reduce the arch structure formed by the seeds at the seed holes, increase the probability of the seeds entering the seed holes, reduce the accumulation of the seeds at the seed outlet, and reduce the damage to the seeds.
[0004] To achieve the above purpose, the utility model mainly provides the following technical scheme:
[0005] The utility model discloses an embodiment provides a seeding device, which comprises a rack, a supporting frame, a driving wheel, a driven wheel, a seed conveying belt, a seed box, a detection mechanism, a seed cleaning wheel and a driving mechanism.
[0006] The rack is a frame structure, and a walking mechanism is arranged on the rack.
[0007] The supporting frame is pivotally arranged on the rack and can swing up and down within a predetermined range relative to the rack.
[0008] The supporting frame and the rack are provided with a limiting mechanism for locking the relative position of the supporting frame and the rack.
[0009] The driving wheel is rotatably arranged on the supporting frame.
[0010] The driven wheel is rotatably arranged on the supporting frame.
[0011] The seed conveying belt is arranged on the driving wheel and the driven wheel; the seed conveying belt has seed holes; the seed holes are multiple; the multiple seed holes are evenly spaced along the extension direction of the seed conveying belt; the seed hole is a groove with an opening at one end; the bottom of the groove has a through hole;
[0012] The seed box is fixedly arranged on the support frame;
[0013] The seed box comprises a seed box one, a seed box two and a seed box three;
[0014] The seed box one is located above the seed conveying belt; the upper part of the seed box one has an opening with a gradually increasing cross section from bottom to top; the lower part of the seed box one has a cavity with a gradually increasing cross section from top to bottom, used for accommodating seeds to be sown; the lower end opening of the cavity and the bearing surface of the seed conveying belt have a predetermined gap one;
[0015] The seed box two is a cavity structure with an opening at the lower end; the seed box two is arranged in close contact with the seed box one; the seed box two is located downstream of the seed box one in conveying; the lower end opening of the seed box two and the bearing surface of the seed conveying belt have a predetermined gap two; the seed box two and the seed box one have a gap passage one; the gap passage one is provided with a seed cleaning brush one;
[0016] The seed box three is a cavity structure with an opening at the lower end; the seed box three is arranged in close contact with the seed box two; the seed box three is located downstream of the seed box two in conveying; the lower end opening of the seed box three and the bearing surface of the seed conveying belt have a predetermined gap three; the seed box three and the seed box two have a gap passage two; the gap passage two is provided with a seed cleaning brush two; the outlet gap of the seed box three is provided with a seed cleaning brush three;
[0017] The lower end openings of the seed box one, the seed box two and the seed box three are distributed upwardly in sequence;
[0018] The detection mechanism is fixedly arranged on the support frame and is used for detecting whether there is a seed in the seed hole;
[0019] The driving mechanism is arranged on the rack and is in transmission connection with the driving wheel, and is used for driving the driving wheel to rotate;
[0020] The seed cleaning wheel is rotatably arranged on the support frame and is located above the seed conveying belt; the seed cleaning wheel has a rod-shaped protrusion; the rod-shaped protrusion can correspondingly extend into the through hole when the seed cleaning wheel rotates, so as to clean the seed hole.
[0021] Further, the width of the seed box two gradually increases from top to bottom.
[0022] Further, the width of the seed box three gradually increases from top to bottom.
[0023] Further, the predetermined gap one is 1-3mm;
[0024] The predetermined gap two is 1-3mm;
[0025] The predetermined gap three is 1-3mm.
[0026] Further, the predetermined gap one, the predetermined gap two and the predetermined gap three are of the same size.
[0027] By the above technical solution, the seeding device has at least the following advantages:
[0028] The flowability of the seeds on the seed conveying belt can be increased, the seeds can be prevented from arching at the seed holes, the probability of the seeds entering the seed holes can be increased, the seeds can be prevented from piling up at the seed outlet, and the damage to the seeds can be reduced.
[0029] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the content of the specification can be implemented, the following preferred embodiments of the utility model are described in detail with the help of the drawings. BRIEF DESCRIPTION OF DRAWINGS
[0030] Figure 1 A schematic view of a seeding device provided by the utility model embodiments.
[0031] The drawings show:
[0032] 1 is a rack, 2 is a support frame, 3 is a driving wheel, 4 is a driven wheel, 5 is a seed conveying belt, 6 is a seed box one, 7 is a seed box two, 8 is a seed box three, 9 is a limiting mechanism, 10 is a seed cleaning wheel, 11 is a detection mechanism, 12 is a seed cleaning brush one, 13 is a seed cleaning brush two, and 14 is a seed cleaning brush three. DETAILED DESCRIPTION
[0033] In order to further explain the technical means and effects adopted by the utility model to achieve the predetermined utility model purposes, the specific implementation, structure, features and effects according to the utility model application are described in detail below with the help of the drawings and the preferred embodiments. In the following description, different "an embodiment" or "embodiments" do not necessarily refer to the same embodiment. In addition, the specific features, structures or characteristics in one or more embodiments can be combined in any suitable form.
[0034] For example, Figure 1As shown, an embodiment of the utility model discloses a seeding device, include: frame 1, support frame 2, drive wheel 3, driven wheel 4, seed belt 5, seed tank, detection mechanism 11, clear seed wheel 10 and drive mechanism, frame 1 is the frame structure, be provided with walking mechanism on frame 1, for supporting frame 1 moves. Support frame 2 can pivotally be arranged on frame 1, can swing up and down in the predetermined range relative to frame 1. Limiting mechanism 9 between support frame 2 and frame 1 is used for locking the relative position of support frame 2 and frame 1, to select suitable inclination angle according to the seed type of crop. Drive wheel 3 can rotatably be arranged on support frame 2, for driving seed belt 5 movement, driven wheel 4 can rotatably be arranged on support frame 2, seed belt 5 is arranged on drive wheel 3 and driven wheel 4, seed belt 5 has seed hole on, seed hole is multiple, multiple seed holes are evenly spaced along the extension direction of seed belt 5, seed hole is the groove with the opening in one end, for accommodating seed, the bottom of groove has through -hole, for detecting whether there is seed in seed hole, and seed in groove can be pushed out through through -hole.
[0035] The seed box is fixedly arranged on the support frame 2; the seed box comprises a seed box one 6, a seed box two 7 and a seed box three 8; the seed box one 6 is located above the seed conveying belt 5 and is used for accommodating seeds to be sown; the upper part of the seed box one 6 has an opening with a gradually increasing cross section from bottom to top; the lower part of the seed box one 6 has a cavity with a gradually increasing cross section from top to bottom, preventing the seeds from forming an arch structure in the lower part of the seed box one 6; the lower end opening of the cavity has a predetermined gap one with the bearing surface of the seed conveying belt 5, avoiding friction and reducing seed passing. The seed box two 7 has a cavity structure with an opening at the lower end; the seed box two 7 is arranged in close contact with the seed box one 6; the seed box two 7 is located downstream of the seed conveying of the seed box one 6; the seed box two 7 is used for accommodating seeds passing through the gap passage one; the seeds in the seed box two 7 can continue to supplement the seed holes on the seed conveying belt 5, reducing the probability of empty holes. The lower end opening of the seed box two 7 has a predetermined gap two with the bearing surface of the seed conveying belt 5, avoiding friction and reducing seed passing; the seed box two 7 and the seed box one 6 have a gap passage one therebetween; a seed cleaning brush one 12 is arranged at the gap passage one, further reducing the seeds not in the seed holes from being conveyed by the seed conveying belt 5 from the seed box one 6 to the seed box two 7. The seed box three 8 has a cavity structure with an opening at the lower end; the seed box three 8 is arranged in close contact with the seed box two 7; the seed box three 8 is located downstream of the seed conveying of the seed box two 7; the seed box three 8 can collect seeds passing through the seed box two 7, the amount is small, reducing the probability of the seeds being stuck in the seed outlet, avoiding the accumulation at the seed outlet, reducing the damage to the seeds, and a small amount of seeds can continue to supplement the seed holes on the seed conveying belt 5, reducing the probability of empty holes. The lower end opening of the seed box three 8 has a predetermined gap three with the bearing surface of the seed conveying belt 5, avoiding friction and reducing seed passing. The seed box three 8 and the seed box two 7 have a gap passage two therebetween; a seed cleaning brush two 13 is arranged at the gap passage two, further reducing the probability of the seeds flowing from the seed box two 7 to the seed box three 8. A seed cleaning brush three 14 is arranged at the outlet gap of the seed box three 8, avoiding the seeds in the seed box three 8 from flowing out of the seed box three 8; the lower end opening of the seed box one 6, the lower end opening of the seed box two 7 and the lower end opening of the seed box three 8 are distributed upward in sequence, so that the seed outlet position of the seed box two 7 is higher and the seeds are less accumulated, the seed outlet position of the seed box three 8 is higher and the seeds are less accumulated, and the accumulation of the seeds at the seed outlet can be reduced. Of course, a seed collecting passage can be formed on one side of the seed box three 8; a screw conveyor mechanism is arranged in the seed box three 8 and close to the seed outlet; the seeds in the seed box three 8 are output and collected through the screw conveyor mechanism. The screw blade of the screw conveyor mechanism is of a flexible structure; preferably, the screw blade is of a brush structure. A seed collecting container can also be arranged on one side of the seed box three 8 and used for collecting the small amount of seeds output by the screw conveyor mechanism.
[0036] The detection mechanism 11 is fixedly arranged on the support frame 2 and is used for detecting whether there is a seed in the seed hole; the detection mechanism 11 can be an infrared pair of components. The detection mechanism 11 can be arranged at a proper position after the seed conveying belt 5 takes seeds. The driving mechanism is arranged on the frame 1 and is in transmission connection with the driving wheel 3 and is used for driving the driving wheel 3 to rotate; the driving mechanism is preferably a motor.
[0037] The seed cleaning wheel 10 is rotatably arranged on the support frame 2 and is located above the seed conveying belt; the seed cleaning wheel 10 is provided with a rod-shaped protrusion; the rod-shaped protrusion can correspondingly extend into the through hole when the seed cleaning wheel 10 rotates, so as to clean the seed hole; so as to prevent the through hole from being blocked or the seed from not separating from the seed hole, and keep the through hole unblocked.
[0038] An embodiment of the utility model provides a seeding device, can increase seed mobility on seed conveying belt 5, reduce seed in seed hole place arch, increase seed into seed hole probability, reduce seed in seed outlet accumulation, reduce seed damage.
[0039] Preferably, the width of the second seed tank 7 gradually widens from top to bottom, preventing the formation of an arch structure at the lower part of the second seed tank 7.
[0040] Preferably, the width of the third seed tank 8 gradually widens from top to bottom, preventing the formation of an arch structure at the lower part of the third seed tank 8.
[0041] Preferably, the predetermined gap one is 1-3mm; the predetermined gap two is 1-3mm; the predetermined gap three is 1-3mm, which can reduce seed passing and avoid friction between the first seed tank 6, the second seed tank 7, the third seed tank 8 and the seed conveying belt 5. Further preferably, the predetermined gap one, the predetermined gap two and the predetermined gap three have the same size to adapt to seeds of the same variety.
[0042] Further, although the terms first, second, etc. can be used herein to describe various elements, these terms are not intended to limit these elements. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.
[0043] In the description of the utility model, unless another definite provision and limitation, the term "mount", "link", "connect", "fix" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can pass through intermediate medium indirectly connect, can be two element internal communication or two element's mutual action relation. For ordinary skilled person in the art, the above-mentioned term can be understood in the utility model with the concrete meaning of the specific situation.
[0044] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.
[0045] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form, and any simple modification, equivalent change and modification of the above embodiment according to the technical essence of the utility model still belongs to the scope of the technical scheme of the utility model.
Claims
1. A seeding device, characterized in that, Includes: frame, support frame, drive wheel, driven wheel, seed conveyor belt, seed box, detection mechanism, seed cleaning wheel, and drive mechanism; The frame is a frame structure; a walking mechanism is provided on the frame; The support frame is pivotally mounted on the frame and can swing up and down relative to the frame within a predetermined range; A limiting mechanism is provided between the support frame and the frame to lock the relative position of the support frame and the frame; The drive wheel is rotatably mounted on the support frame; The driven wheel is rotatably mounted on the support frame; The seed conveyor belt is disposed on the drive wheel and the driven wheel; the seed conveyor belt has seed holes; there are multiple seed holes; the multiple seed holes are evenly spaced along the extension direction of the seed conveyor belt; each seed hole is a groove with an opening at one end; the bottom of the groove has a through hole; The seed box is fixedly mounted on the support frame; The seed boxes include: Seed Box 1, Seed Box 2, and Seed Box 3; The seed box is located above the seed conveyor belt; the upper part of the seed box has an opening with a cross-section that gradually increases from bottom to top; the lower part of the seed box has a cavity with a cross-section that gradually increases from top to bottom, for accommodating the seeds to be sown; there is a predetermined gap between the lower opening of the cavity and the bearing surface of the seed conveyor belt. The second seed box is a cavity structure with an opening at the lower end; the second seed box is fitted to the first seed box; the second seed box is located downstream of the first seed box in the conveying process; there is a predetermined gap two between the lower opening of the second seed box and the bearing surface of the seed conveyor belt; there is a gap channel one between the second seed box and the first seed box; a seed cleaning brush one is provided at one point of the gap channel; The seed box three is a cavity structure with an opening at the lower end; the seed box three is fitted to the seed box two; the seed box three is located downstream of the seed box two; there is a predetermined gap three between the lower opening of the seed box three and the bearing surface of the seed conveyor belt; there is a gap channel two between the seed box three and the seed box two; a seed cleaning brush two is provided at the gap channel two; a seed cleaning brush three is provided at the outlet gap of the seed box three; The lower openings of seed box one, seed box two, and seed box three are sequentially inclined upwards. The detection mechanism is fixedly mounted on the support frame and is used to detect whether there are seeds in the seed hole; The drive mechanism is mounted on the frame and is connected to the drive wheel for driving the drive wheel to rotate. The seed cleaning wheel is rotatably mounted on the support frame and located above the seed conveyor belt; the seed cleaning wheel has rod-shaped protrusions; when the seed cleaning wheel rotates, the rod-shaped protrusions can extend into the through hole to clean the seed hole.
2. The seeding device according to claim 1, characterized in that, The width of the second seed box gradually increases from top to bottom.
3. The seeding device according to claim 1, characterized in that, The width of the seed box three gradually increases from top to bottom.
4. The seeding device according to claim 1, characterized in that, The predetermined gap is 1-3 mm; The second predetermined gap is 1-3 mm; The predetermined gap is 1 to 3 mm.
5. The seeding device according to claim 4, characterized in that, The dimensions of the predetermined gap one, the predetermined gap two, and the predetermined gap three are the same.