Seeding equipment for wheat and corn interplanting

Abstract

The utility model relates to the technical field of agricultural sowing machinery, and provides sowing equipment for wheat and corn interplanting, which comprises two sowing units, each sowing unit comprises a rotatably arranged sowing disc, the two sowing units are oppositely arranged, and the two sowing discs are positioned between two feeding pipes; the two seeding trays are arranged on the main shaft; the main shaft is arranged between the two connecting frames; a plurality of blocking pieces are sequentially connected along a ring shape to form an annular closed cover, the closed cover is arranged on the two seeding trays in a sleeving mode, the two sides of the blocking pieces in the axis direction abut against the circumferential side faces of the outer ring edges of the seeding trays on the two sides respectively and are used for covering the interval between the two seeding trays, and the middle portions of the blocking pieces are concaved inwards to form U-shaped supporting parts. And the supporting part is positioned in a gap between the two outer ring edges. According to the technical scheme, the problems that existing mechanical seeding equipment is large in seeding row spacing and cannot meet the requirement of 8000 plant spacing of wheat interplanting corn in the prior art are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural seeding mechanical technical field especially, it is a kind of seeding equipment for wheat corn interplanting. BACKGROUND

[0002] In the field of agricultural planting, to improve land utilization and crop yield, some areas have adopted the planting mode of wheat corn interplanting, effectively utilizing light and heat conditions, realizing one-year double cropping, increasing the total grain output, and it is worth widely popularizing and applying.

[0003] At present, small seeding appliances operated manually can be conveniently interplanted in field, but the seeding efficiency is very low, not suitable for large-area popularization and mechanized operation. The existing mechanical seeding mode is to realize multi-row rapid seeding on the land between wheat in the direction of travel by the mechanical automatic seeding of multiple large-interval arranged seeding units. The seeding unit generally includes a seed storage tank, the seed storage tank transports seeds to the seeding disc through the feeding pipe, the seeding disc plants seeds into soil through its own structure, the feeding pipe is located on one side of the seeding disc, and the minimum distance between two seeding discs is affected by the space of the feeding pipe and the seed storage tank. The minimum distance between the two is still larger, much larger than ten centimeters (i.e. the seeding row distance is greater than ten centimeters), which cannot meet the requirement of 8000 plants of wheat interplanting corn. SUMMARY

[0004] The utility model provides a kind of seeding equipment for wheat corn interplanting to solve the technical problems existing in the above, which solves the problem that the existing mechanical seeding equipment has large seeding row distance and cannot meet the requirement of 8000 plants of wheat interplanting corn.

[0005] The technical scheme adopted by the utility model is to provide a kind of seeding equipment for wheat corn interplanting, including two seeding units, the seeding unit includes rotationally arranged seeding disc, the seeding disc has outer ring, the seeding disc is provided with seed storage tank above, the seed storage tank is communicated with the feeding side of the seeding disc by feeding pipe;Characterized in that, two seeding units are oppositely arranged, and two seeding discs are located between two feeding pipes, and the outer ring between two seeding discs has interval;Further comprising:

[0006] Main shaft, two seeding discs are arranged on the main shaft;

[0007] Connecting frame, two, the main shaft is arranged between two connecting frames;

[0008] The baffle is arc-shaped, and a plurality of the baffles are sequentially connected along a ring to form a ring-shaped closed cover, the closed cover is sleeved on the two seeding discs, and the baffle is abutted on the circumferential side surface of the outer ring of the seeding disc on the two sides in the axial direction of the baffle, so as to cover the interval between the two seeding discs.

[0009] Further optimization of the technical scheme, the baffle has two, two said baffle through detachable connecting piece connection, the connecting piece is located in the support part.

[0010] Further optimization of the technical scheme, one end of the baffle has a connecting plate, the connecting plate is located inside the support part, the middle part of the connecting plate has a through hole, the other end of the baffle has a fixing groove, the fixing groove is used for placing a connecting nut, the connecting piece is a bolt, the bolt passes through the through hole and is connected with the connecting nut.

[0011] Further optimization of the technical scheme, the baffle is abutted on the outer ring on the two sides.

[0012] Further optimization of the technical scheme, the main shaft has a threaded portion at both ends, the seeding disc and the connecting frame are slidably arranged on the main shaft between the two threaded portions, and the utility model further comprises:

[0013] The locking nut has two, and the two locking nuts are threadedly connected on the two threaded portions, respectively;

[0014] The first positioning tube is arranged at one end of the locking nut and is sleeved on the main shaft, and one end of the first positioning tube is used for abutting on the connecting frame.

[0015] Further optimization of the technical scheme, the utility model further comprises:

[0016] The second positioning tube is arranged at the other end of the locking nut and is sleeved on the main shaft, one end of the first positioning tube or one end of the second positioning tube is used for abutting on the connecting frame, and the length of the second positioning tube is less than the length of the first positioning tube.

[0017] Further optimization of the technical scheme, the utility model further comprises:

[0018] The end cap is sleeved in the first positioning tube or is sleeved in the second positioning tube and is sleeved outside the threaded portion.

[0019] The utility model discloses the beneficial effect lies in:

[0020] 1. Two seeding trays are set up side by side facing each other, with the feeding pipe and storage box placed on the outside of the two seeding trays. This greatly reduces the distance between the two seeding trays and the spacing between seeding rows, which can meet the existing seeding needs. Moreover, it requires little modification to the existing seeding unit and has low modification costs.

[0021] 2. The enclosed cover is placed over the two seeding trays to block the gap between them, which can prevent too much soil or stones from getting stuck between the two seeding trays and causing rotational obstruction, so that the two adjacent seeding trays can rotate and sow smoothly.

[0022] 3. The support part is located between the two outer ring edges, which can limit the distance between the two seeding trays and maintain the set minimum row spacing.

[0023] 4. After the cover is placed over the two seeding trays, the two seeding trays can be fixed relative to each other so that they can rotate synchronously and maintain the seeding method. Attached Figure Description

[0024] Figure 1 This is a schematic diagram of the structure of this utility model;

[0025] Figure 2 This is a front view structural diagram of the present invention;

[0026] Figure 3 For the present utility model Figure 2 Schematic diagram of the cross-sectional structure at position AA;

[0027] Figure 4 For the present utility model Figure 3 A magnified schematic diagram of the structure at point a in the middle;

[0028] Figure 5 For the present utility model Figure 3 A magnified schematic diagram of the structure at point b in the middle;

[0029] Figure 6 This is a schematic diagram of the baffle structure of this utility model;

[0030] Figure 7 For the present utility model Figure 6 A magnified schematic diagram of the structure at point c (one end of the baffle);

[0031] Figure 8 This is a schematic diagram of the other end of the baffle of this utility model;

[0032] Figure 9 This is a schematic diagram of the connection structure of the enclosed cover of this utility model;

[0033] Marked description: 1, seeding disc; 101, outer ring side; 102, storage tank; 103, feeding pipe; 2, main shaft; 201, threaded part; 3, connecting frame; 4, closed cover; 401, baffle; 4011, support part; 4012, connecting plate; 4013, fixed groove; 501, connecting nut; 502, bolt; 6, locking nut; 601, first positioning pipe; 602, second positioning pipe; 7, end cap. DETAILED DESCRIPTION

[0034] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0035] In order to make the drawing simple, only the parts related to the utility model are shown in each drawing, which does not represent the actual structure of the product. In addition, in order to make the drawing simple and easy to understand, in some drawings, only one of the parts with the same structure or function is shown, or only one of them is marked. In this article, "one" not only means "only one", but also means "more than one", and "several" includes "two" and "more than two".

[0036] In this article, it is necessary to point out that, unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integral connection; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0037] In addition, in the description of the present application, the terms "first", "second" and the like are only used for distinguishing description, and cannot be understood as indicating or implying relative importance.

[0038] As Figures 1-9As shown, a wheat corn interplanting seeding device includes two seeding units, the seeding unit includes a rotatingly arranged seeding disc 1, the seeding disc 1 has an outer ring edge 101, a storage tank 102 is arranged above the seeding disc 1, the storage tank 102 is communicated with the feeding side of the seeding disc 1 through a feeding pipe 103; the two seeding units are oppositely arranged, and the two seeding discs 1 are located between the two feeding pipes 103, and the two outer ring edges 101 of the two seeding discs 1 have a spacing; further comprising: a main shaft 2, the two seeding discs 1 are arranged on the main shaft 2; two connecting frames 3, the main shaft 2 is arranged between the two connecting frames 3; a baffle 401, which is arc-shaped, has a plurality of baffle 401s, the plurality of baffle 401s are sequentially connected along the ring to form a ring-shaped closed cover 4, the closed cover 4 is sleeved on the two seeding discs 1, and the two sides of the baffle 401 in the axial direction are respectively abutted on the circumferential side of the outer ring edge 101 of the two seeding discs 1 on the two sides, for covering the spacing between the two seeding discs 1, and the middle part of the baffle 401 is recessed inward to form a U-shaped support part 4011, and the support part 4011 is located in the spacing between the two outer ring edges 101.

[0039] In use, the two seeding units are opposite and arranged on the main shaft 2, the processing box is located above the seeding disc 1 and deviates to the side where the feeding pipe 103 is located, the feeding pipe 103 is located outside the two seeding discs 1, the two seeding discs 1 are close to each other, and the spacing between the two outer ring edges 101 still has a certain spacing. When the selected seeding disc 1 of the seeding unit is a whole rotating structure, the seeding disc 1 is rotatingly arranged on the main shaft 2, and generally the selected seeding disc 1 is a whole rotating structure, and the middle part is fixed, and the outer ring-shaped seeding structure rotates, and the middle part of the seeding disc 1 can be fixedly arranged on the main shaft 2.

[0040] The baffle 401 forms a ring-shaped closed cover 4 along the ring, and the closed cover 4 is arranged between the two seeding discs 1, covers the spacing between the two adjacent outer ring edges 101, avoids that too much soil and stones are squeezed into the two seeding discs 1 with small spacing when the seeding disc 1 rotates to seed, and if the soil is squeezed into the inside to cause excessive internal pressure, the seeding disc 1 is axially extruded to form a rotating resistance, which causes poor rotation or cannot rotate.

[0041] The baffle 401 can be prepared in multiple specifications, the width of the middle support part 4011 limits the spacing between the two seeding discs 1, and the seeding row spacing is set, and in the case that the minimum row spacing can be achieved, the seeding row spacing within a certain range can also be adjusted.

[0042] The support part 4011 can be formed by bending and molding, and can form a stable spacing support between the two seeding discs 1.

[0043] The connecting piece is a connecting assembly, which can be connected with an existing agricultural mechanical moving device to realize positioning and moving.

[0044] Further, the baffle 401 has two, and the two baffles 401 are connected through a detachable connecting piece, and the connecting piece is located in the support part 4011.

[0045] In use, the baffle 401 can be two, and the disassembly is more convenient, and the replacement of the main shaft 2 and the baffle 401 can change the seeding row spacing. The two baffles 401 are connected into a ring-shaped closed cover 4 through a connecting piece, and the connecting piece can be a silk binding, a lock, a clamping structure and other existing conventional connecting structures. The connecting piece is located in the support part 4011, which can reduce the external protrusion.

[0046] Further, one end of the baffle 401 has a connecting plate 4012, the connecting plate 4012 is located inside the support part 4011, the middle part of the connecting plate 4012 has a through hole, the other end of the baffle 401 has a fixing groove 4013, the fixing groove 4013 is used for placing a connecting nut 501, and the connecting piece is a bolt 502, the bolt 502 passes through the through hole and is connected with the connecting nut 501.

[0047] In use, the baffle 401 can be semicircular, and the two semicircular baffles 401 are connected when the two semicircular baffles 401 are connected to form a closed cover 4. At the end of the two baffles 401, one side is a fixing groove 4013 for fixedly placing a connecting nut 501, and the other side is a connecting plate 4012. The bolt 502 passes through the through hole of the connecting plate 4012 and is threadedly connected with the connecting nut 501, so as to lock the two baffles 401. The fixing groove 4013 can be provided with an opening in communication with the through hole.

[0048] Further, the two sides of the baffle 401 are buckled on the two outer ring flanges 101 respectively.

[0049] In use, in the axial direction, the two sides of the baffle 401 are buckled on the two outer ring flanges 101, so that the spacing between the two seeding discs 1 is fixed, the spacing is prevented from expanding outward, the covering effect of the spacing between the two seeding discs 1 is better, and the relative fixing effect of the two seeding discs 1 is more stable.

[0050] The two sides of the baffle 401 can be formed into a groove structure through bending, and the cross section is "U" type. The outer ring flange 101 is inserted into the groove.

[0051] Further, the main shaft 2 has a threaded part 201 at both ends, the seeding disc 1 and the connecting frame 3 are slidably arranged between the two threaded parts 201 of the main shaft 2, and further comprising: two locking nuts 6, the two locking nuts 6 are threadedly connected and arranged on the two threaded parts 201 respectively; a first positioning pipe 601 is arranged at one end of the locking nut 6 and is sleeved on the main shaft 2, and one end of the first positioning pipe 601 is used for abutting on the connecting frame 3.

[0052] In use, the length of the main shaft 2 can be longer, and space is reserved for spacing adjustment of the two seeders 1, when the spacing of the two seeders 1 is enlarged, or the blocking piece 401 is selected to be closed and limited in the middle, and then the locking nut 6 is locked.

[0053] The optical axis part on the main shaft 2 can be longer, the seeder 1 can be adjusted by sliding on the optical axis part, the locking nut 6 can be moved in the axial direction on the threaded part 201, and the first positioning pipe 601 is abutted on the connecting frame 3, the connecting frame 3 acts on the seeder 1, and then positioning is realized.

[0054] Further, the second positioning pipe 602 is arranged at the other end of the locking nut 6 and is sleeved on the main shaft 2, one end of the first positioning pipe 601 or one end of the second positioning pipe 602 is used for abutting on the connecting frame 3, and the length of the second positioning pipe 602 is smaller than the length of the first positioning pipe 601.

[0055] In use, the second positioning pipe 602 is shorter, when the spacing between the two seeders 1 is larger, the seeder 1 is very close to the threaded part 201, and when the seeder 1 is clamped by using the longer first positioning pipe 601, the position of the locking nut 6 is very close to the end of the threaded part 201, and the locking nut 6 is easy to loosen and fall off, at this time, the locking nut 6 can be removed, and the second positioning pipe 602 is replaced towards the connecting frame 3, so that the locking nut 6 can be locked on the side close to the optical axis of the threaded part 201, and the locking is more stable, and the falling off possibility is reduced.

[0056] Further, the end cap 7 is sleeved in the first positioning pipe 601 or the second positioning pipe 602 and is sleeved outside the threaded part 201.

[0057] In use, the end cap 7 is a barrel-shaped structure, covers the end of the threaded part 201, can protect the threaded part 201, reduces corrosion of the threaded part 201 by rainwater or soil, and maintains convenient dismounting ability.

[0058] It can be understood that the utility model is described through some embodiments, and those skilled in the art know that various changes or equivalent replacements can be made to these features and embodiments without departing from the spirit and scope of the utility model. In addition, under the guidance of the utility model, these features and embodiments can be modified to adapt to specific conditions and materials without departing from the spirit and scope of the utility model. Therefore, the utility model is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application belong to the scope protected by the utility model.

Claims

1. A seeding device for wheat and corn interplanting, comprising two seeding units, each seeding unit comprising a seeding disc (1) arranged in rotation, the seeding disc (1) having an outer ring (101), a storage tank (102) being arranged above the seeding disc (1), the storage tank (102) being in communication with the feeding side of the seeding disc (1) through a feeding pipe (103); characterized in that, Two said seeding units are oppositely arranged, and two said seeding discs (1) are located between two said feeding pipes (103), and the said outer ring edges (101) of two said seeding discs (1) have a spacing therebetween; further comprising: a main shaft (2), both said seeding discs (1) are arranged on the said main shaft (2); a connecting frame (3) having two, the said main shaft (2) is arranged between the two said connecting frames (3); a baffle (401) having an arc shape, a plurality of said baffles (401) are sequentially connected along a ring to form a ring-shaped closed cover (4), the said closed cover (4) is sleeved on two said seeding discs (1), and the two sides of the said baffle (401) in the axial direction are respectively abutted on the circumferential side surfaces of the said outer ring edges (101) of the two said seeding discs (1), for covering the spacing between the two said seeding discs (1), and the middle part of the said baffle (401) is recessed inwardly to form a "U"-shaped support part (4011), and the said support part (4011) is located in the spacing between the two said outer ring edges (101).

2. The wheat and corn interplanting seeding device according to claim 1, characterized in that, The said baffle (401) has two, and the two said baffles (401) are connected by a detachable connecting piece, and the said connecting piece is located in the said support part (4011).

3. A wheat and corn interplanting seeding device according to claim 2, characterized in that, One end of the said baffle (401) has a connecting plate (4012) located inside the said support part (4011), the middle part of the connecting plate (4012) has a through hole, the other end of the said baffle (401) has a fixing groove (4013) for placing a connecting nut (501), the said connecting piece is a bolt (502), and the said bolt (502) passes through the said through hole and is connected with the said connecting nut (501).

4. The wheat and corn interplanting seeding device according to claim 1, characterized in that, The two sides of the said baffle (401) are respectively buckled on the two said outer ring edges (101).

5. The wheat and corn interplanting seeding device according to claim 1, characterized in that, Both ends of the said main shaft (2) have a threaded part (201), the said seeding disc (1) and the said connecting frame (3) are slidably arranged on the said main shaft (2) between the two said threaded parts (201), and further comprising: two lock nuts (6) are threadedly connected to the two said threaded parts (201) respectively; a first positioning pipe (601) is arranged at one end of the said lock nut (6) and is sleeved on the said main shaft (2), and one end of the said first positioning pipe (601) is used for abutting on the said connecting frame (3).

6. A wheat and corn interplanting seeding device according to claim 5, characterized in that, Further comprising: a second positioning pipe (602) is arranged at the other end of the said lock nut (6) and is sleeved on the said main shaft (2), one end of the said first positioning pipe (601) or one end of the said second positioning pipe (602) is used for abutting on the said connecting frame (3), and the length of the said second positioning pipe (602) is less than the length of the said first positioning pipe (601).

7. A wheat and corn interplanting seeding device according to claim 6, characterized in that, Further comprising: an end cap (7) is sleeved in the said first positioning pipe (601) or the said second positioning pipe (602) and is sleeved outside the said threaded part (201).

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