CN219248538U - Multi-root onion seeder - Google Patents

Abstract

The utility model discloses a plurality of onion seeders, which comprises a rack, an inner cylinder rotationally assembled on the rack, an outer cylinder fixedly arranged on the rack and a seed box arranged on the upper side of the outer cylinder, wherein the inner cylinder is provided with a plurality of holes; the top of the outer barrel is provided with a seed falling hole communicated with a discharge hole at the bottom of the seed box, and the bottom of the outer barrel is provided with a seed outlet; a first lining ring and a second lining ring are respectively arranged at two ends of the length of the outer cylinder, an air vent is arranged at the upper part of the first lining ring, an air suction port aligned with the air vent is arranged at the upper part of the second lining ring, and an air blowing port is arranged at the lower part of the second lining ring; the utility model can realize the more precise sowing of the plurality of special-shaped onion seeds with small volume and light weight, and avoids the conditions of more blanking and large consumption of the plurality of onion seeds and uneconomic seed production caused by common vegetable sowing machines or sowing and sowing; the utility model has reasonable structure, practical function and convenient operation.

Description

Multi-root onion seeder

Technical Field

The utility model relates to the technical field of seeding devices. In particular to a multi-root onion seeder.

Background

The alkaline leek, the aliases alkaline leek, a plurality of onions and purple leek are perennial herbaceous plants of the alliaceae and allium, and are used on loam, sandy loam, light chestnut loam or stone hilly lands of desert grassland, arid grassland, semi-desert and desert zones, and are strong arid plants. The multiple onions are high-quality forage grass, all domestic animals eat the forage grass, and simultaneously the leaves and flowers of the multiple onions can also eat the forage grass. The green onions are also good plants for flower-viewing land, and can be applied to ornamental lawns, sloping field greening, flower beds and the like in gardens. The multiple onions are drought-proof and heat-proof, and have strong capability of adapting to salt and alkali, so that the plant is alkali-proof; after domestication planting, wild multiple onions are planted in reasonable proportion with other saline-alkali soil rural plants, and the purpose of saline-alkali soil improvement can be achieved by utilizing the functions of salt aggregation, salt absorption and salt secretion of the wild multiple onions. Whether the saline-alkali tolerance domestication of the plurality of onions or the sowing of the plurality of onions as pasture is aimed at harvesting seeds, the plurality of onions need to be planted for many times, the traditional sowing mode is to sow the plurality of onions by manual sowing or using a vegetable sowing machine, but the plurality of onions are small in seed weight, less than 2g, generally 2.7-3mm in length and 1.8-2mm in width, are wedge-like irregular, are thick at one end and thin at the other end, and are at most 1.5mm in thickness, and the sowing or general vegetable sowing machine is easy to produce various conditions of seed blanking when sowing, so that the maximum seed yield of the plurality of onions is required to be ensured, and the sowing amount of the plurality of onions is controllable.

Disclosure of Invention

Therefore, the utility model aims to provide a multi-root onion seeder with easily controlled seeding rate.

In order to solve the technical problems, the utility model provides the following technical scheme:

the multiple onion seeders comprise a rack, an inner cylinder rotationally assembled on the rack, an outer cylinder fixedly arranged on the rack and a seed box arranged on the upper side of the outer cylinder; the top of the outer barrel is provided with a seed falling hole communicated with a discharge hole at the bottom of the seed box, and the bottom of the outer barrel is provided with a seed outlet; a first lining ring and a second lining ring are respectively arranged at two ends of the length of the outer cylinder, an air vent is arranged at the upper part of the first lining ring, an air suction port aligned with the air vent is arranged at the upper part of the second lining ring, and an air blowing port is arranged at the lower part of the second lining ring;

the inner cylinder is provided with a plurality of groups of seed taking holes corresponding to the seed falling holes, the end face of the outer end of each seed taking hole is in sliding contact with the inner wall of the outer cylinder, the bottom of each seed taking hole is provided with a breathable mesh sheet without leaking seeds, and the part above the mesh sheet in each seed taking hole is a part capable of bearing a plurality of onion seeds and is marked as a seed taking cavity; the two ends of the length of the inner cylinder are respectively provided with a first sealing plate and a second sealing plate, and sealing cavities are respectively arranged between the first lining ring and the first sealing plate and between the second lining ring and the second sealing plate; the inner wall of the inner cylinder is provided with a plurality of air pipes, all seed taking holes of one group are communicated with the same air pipe, plate holes corresponding to the air pipes one by one are respectively formed in the first sealing plate and the second sealing plate, the rotating track of the plate holes in the first sealing plate covers the inner end of the air vent, and the rotating track of the plate holes in the second sealing plate covers the air suction port and the inner end of the air blowing port; when in actual use, the air inlet of the fan is communicated with the air suction port, the air outlet of the fan is connected with the air blowing port, and the high-speed air flow generated when the fan sucks air sucks the plurality of onion seeds in the seed box into the seed taking cavity.

Furthermore, the size of the plate hole on the second sealing plate is larger than the sizes of the air suction opening and the air blowing opening, and before the air pipe is aligned with the air suction opening, seeds can be sucked, and seeds are not sucked at the moment when the air pipe is aligned with the air suction opening, so that seeds in the seed suction cavity are ensured to be full.

Further, the outer protruding portion that is provided with in length both ends of inner tube, be provided with respectively on first backing ring and the second backing ring with the spout that the outer portion corresponds, outer portion with spout sliding seal connects to first backing ring, first shrouding with can form the cavity that compares sealedly between the outer portion, thereby second backing ring, second board with also can form the cavity that compares sealedly between the outer portion, ensure that this device is not a large amount of gas leakage.

Further, an annular groove is formed in the sliding groove, and a sealing ring which can be in contact with the outer protruding portion is arranged in the annular groove, so that the sealing effect is enhanced by the sealing ring.

Further, the seed taking hole is internally provided with an inner connecting cylinder in a detachable mode, and the net piece is fixed at the inner end of the inner connecting cylinder.

Further, the inner connecting plates are connected into a whole through the inner connecting plates in the same group of inner connecting holes, and the outer peripheral wall of the inner cylinder is provided with a middle plate groove for completely accommodating the middle connecting plates, so that the middle connecting plates are prevented from obstructing the rotation of the inner cylinder.

Further, a middle mounting hole is formed in part of the middle connecting piece, and the middle connecting piece is mounted on the inner cylinder through a fastener penetrating through the middle mounting hole.

Further, the two opposite sides of the inner cylinder at the two ends are provided with edge connecting pieces, the edge connecting pieces are provided with edge mounting holes, and the edge connecting pieces are mounted on the inner cylinder through fasteners penetrating through the edge mounting holes.

Further, the inner cylinder is rotatably assembled on the frame through a cylinder shaft fixed on the first sealing plate and the second sealing plate.

The technical scheme of the utility model has the following beneficial technical effects:

the utility model can realize the more precise sowing of the plurality of special-shaped onion seeds with small volume and light weight, and avoids the conditions of more blanking and large consumption of the plurality of onion seeds and uneconomic seed production caused by common vegetable sowing machines or sowing and sowing; the utility model has reasonable structure, practical function and convenient operation, and provides a reliable seeding tool for searching the maximum seed yield of multiple onion seeds.

Drawings

FIG. 1 is a schematic illustration of an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of FIG. 2 at A;

fig. 4 is a schematic view illustrating assembly of the outer and inner barrels according to an embodiment of the present utility model.

The reference numerals in the drawings are as follows: 1-frame, 2-seed box, 3-vent, 4-suction port, 5-vent, 6-auxiliary wheel, 7-furrow opener, 8-urceolus, 81-seed falling hole, 82-first backing ring, 83-second backing ring, 84-seed outlet hole, 9-inner barrel, 90-outer flange, 91-seed taking cavity, 92-net piece, 93-inner barrel, 94-edge connecting piece, 95-middle connecting piece, 97-first sealing plate, 98-second sealing plate, 99-air pipe and 10-barrel shaft.

Detailed Description

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

As shown in fig. 1 to 4, the multiple onion seeders comprise a frame 1, an inner cylinder 9 rotatably assembled on the frame 1, an outer cylinder 8 fixedly arranged on the frame 1 and a seed box 2 arranged on the upper side of the outer cylinder 8; the top of the outer cylinder 8 is provided with a seed falling hole 81 communicated with a discharge hole at the bottom of the seed box 2, and the bottom of the outer cylinder 8 is provided with a seed outlet hole 84; the outer cylinder 8 is preferably cylindrical, a first lining ring 82 and a second lining ring 83 are respectively arranged at two ends of the length of the outer cylinder 8, an air vent 3 is arranged at the upper part of the first lining ring 82, an air suction port 4 aligned with the air vent 3 is arranged at the upper part of the second lining ring 83, and an air blowing port 5 is arranged at the lower part of the second lining ring 83;

the inner cylinder 9 is provided with a plurality of groups of seed taking holes corresponding to the seed falling holes 81, the outer end face of each seed taking hole is in sliding contact with the inner wall of the outer cylinder 8, the bottom of each seed taking hole is provided with a breathable mesh 92 without leaking seeds, and the part above the mesh 92 in each seed taking hole is a part capable of bearing a plurality of onion seeds and is marked as a seed taking cavity 91; the mesh diameter of the mesh 92 is smaller than the minimum thickness or width of the plurality of onions, and the mesh can be made of a metal material screen or a non-woven fabric filter, the width of the plurality of onions is about 1.89mm, and the thickness is about 1.33+/-0.05 mm, so that the width of the mesh is not more than 0.9mm; a first sealing plate 97 and a second sealing plate 98 are respectively arranged at two ends of the length of the inner cylinder 9, and sealing cavities are respectively arranged between the first lining ring 82 and the first sealing plate 97 and between the second lining ring 83 and the second sealing plate 98; the inner wall of the inner cylinder 9 is provided with a plurality of air pipes 99, all seed taking holes of one group are communicated with the same air pipe 99, plate holes corresponding to the air pipes 99 one by one are respectively formed in the first sealing plate 97 and the second sealing plate 98, the rotating track of the plate holes in the first sealing plate 97 covers the inner end of the air vent 3, and the rotating track of the plate holes in the second sealing plate 98 covers the air suction port 4 and the inner end of the air blowing port 5; when in actual use, the fan is matched with a fan, and the fan is preferably used for independently providing power to realize independent work, rather than adopting a mode of providing power for a power output shaft of a tractor, so that the fluctuation of wind pressure caused by the power change of the tractor is avoided; the rotation of the inner cylinder 9 can be provided by the power output shaft of the tractor;

the frame 1 is provided with a bearing, and the inner cylinder 9 is arranged in the bearing through a cylinder shaft 10 fixed on a first sealing plate 97 and a second sealing plate 98; in the specific application, the cylinder shaft 10 is provided with a driving wheel which can be in transmission connection with a power output shaft of a tractor through a transmission structure; a seed dropping pipe is generally arranged below the seed outlet hole 84, a furrow opener 7 is arranged at the front side of the seed dropping pipe, meanwhile, auxiliary wheels 6 which are connected with auxiliary supports are also rotated at two sides of the frame 1, seeds dropping from the seed outlet hole 84 drop into a planting groove formed by the furrow opener 7 through the seed dropping pipe, and then soil is covered on the planting groove which is not filled with seeds by a soil leveling wheel or a soil leveling plate arranged on the frame 1;

before sowing, the air inlet of the fan is communicated with the air suction port 4, the air outlet of the fan is connected with the air blowing port 5, and the high-speed air flow generated by the fan when sucking air sucks a plurality of onion seeds in the seed box 2 into the seed taking cavity 91;

when the air pipe 99 rotates to be communicated with the air suction port 4 and the air port 3, air is sucked from the air port 3 by the fan, negative pressure is generated by air flow moving at high speed in the air pipe 99, and a plurality of onion seeds in the seed box 2 are sucked into the seed taking cavity 91; the seed taking cavity 91 with a quantitative volume of multiple onion seeds continues to rotate, and in the rotating process, the outer end port of the seed taking hole is sealed by the outer cylinder 8 to prevent the seeds from falling out; when the seed taking cavity 91 rotates to the position of the seed falling hole 81, the plurality of onion seeds which are blocked by the outer cylinder 8 can fall down by gravity, and meanwhile, the air sent by the air blowing port 5 can forcedly blow out the plurality of onion seeds in the seed taking cavity 91;

the volume of the seed taking cavity 91 can control the falling amount of each time of seeds to realize the accurate control of the seeding amount, thereby providing a practical and reliable seeding tool for the seeding amount of the production of multiple onion seeds pursuing the most economical.

In this embodiment, the size of the hole on the second sealing plate 98 is larger than the sizes of the air suction port 4 and the air blowing port 5, at least 2 times the size of the air suction port 4, and before the air pipe 99 is aligned with the air suction port 4, the seeds can be sucked, and the seeds are not sucked at the moment when the air pipe 99 is aligned with the air suction port 4, so that the seeds in the seed suction cavity are ensured to be full; the size of the plate hole on the first sealing plate 97 is also larger than that of the air vent 3, so that the air supply of the air of the fan is ensured to be normally smooth in advance.

Preferably, as shown in fig. 3, outer flanges 90 are protruding from both ends of the length of the inner cylinder 9, sliding grooves corresponding to the outer flanges 90 are respectively provided on the first collar 82 and the second collar 83, and the outer flanges 90 are slidably and sealingly connected with the sliding grooves, so that a relatively sealed cavity can be formed between the first collar 82, the first sealing plate 97 and the outer flanges 90, and a relatively sealed cavity can be formed between the second collar 83, the second plate and the outer flanges 90, thereby ensuring that the device does not leak air in a large amount; an annular groove is formed in the sliding groove, and a sealing ring capable of being in contact with the outer protruding portion 90 is arranged in the annular groove, so that the sealing effect is enhanced by the sealing ring.

In order to facilitate the installation and replacement of the mesh 92, as shown in fig. 2-4, an inner cylinder 93 is detachably disposed in the seed taking hole, the mesh 92 is fixed at the inner end of the inner cylinder 93, and the inner cylinder 93 is inserted, or is in snap connection or screw connection in the seed taking hole, so that the mesh 92 is installed in a horizontal state, and compared with the mesh 92 installed in the seed taking hole directly, the mesh 92 is installed in a horizontal state by adopting the inner cylinder 93 for easier operation and easy maintenance; and when the net 92 is damaged or blocked and needs to be taken out, the inner cylinder 93 is directly taken out; the size of the seed-taking cavity 91 can be changed by changing the wall thickness of the inner cylinder 93 or the mounting height of the net 92, thereby changing the volume or weight of the plurality of onion seeds which are taken up by the seed-taking hole at one time.

As a further improvement of the above embodiment, as shown in fig. 3, the inner connecting holes in the same group of seed taking holes are connected into a whole through the middle connecting piece 95, and a middle piece groove for completely accommodating the middle connecting piece 95 is formed in the outer peripheral wall of the inner barrel 9, so that the outer surface of the middle connecting piece 95 is as flush as possible with the outer periphery of the outer barrel 8, no clamping stagnation is caused in the process that the middle connecting piece 95 rotates along with the inner barrel 9, and no seeds of multiple onions remain between the middle connecting piece 95 and the outer barrel 8.

As a further improvement of the above embodiment, a part of the middle connecting piece 95 is provided with a middle mounting hole, and the middle connecting piece 95 is mounted on the inner cylinder 9 by a fastener penetrating through the middle mounting hole; when the net 92 is installed, the net 92 of the whole group can be installed at a time, the net 92 does not need to be installed one by one, and when the net 92 is overhauled or replaced or the size of the seed taking cavity 91 is adjusted, the inner cylinder 93 of the whole group can be directly taken out, and the inner cylinder 93 of another specification is replaced.

As a further improvement of the above embodiment, as shown in fig. 3, the inner cylinder 93 at both ends is provided with side connection pieces 94 at opposite sides thereof, the side connection pieces 94 are provided with side mounting holes, and the side connection pieces 94 are mounted on the inner cylinder 9 by fasteners penetrating the side mounting holes; the inner cylinder 93 of one set may be fixed by only two side connecting pieces 94, or the inner cylinder 9 may be fixed by both the side connecting pieces 95 and the inner cylinder 93 and the mesh 92.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While the obvious variations or modifications which are extended therefrom remain within the scope of the claims of this patent application.

Claims (9)

1. The multi-root onion seeder is characterized by comprising a frame (1), an inner cylinder (9) rotationally assembled on the frame (1), an outer cylinder (8) fixedly arranged on the frame (1) and a seed box (2) arranged on the upper side of the outer cylinder (8); a seed dropping hole (81) communicated with a discharge hole at the bottom of the seed box (2) is formed in the top of the outer barrel (8), and a seed outlet hole (84) is formed in the bottom of the outer barrel (8); a first lining ring (82) and a second lining ring (83) are respectively arranged at two ends of the length of the outer cylinder (8), an air vent (3) is arranged at the upper part of the first lining ring (82), an air suction port (4) aligned with the air vent (3) is arranged at the upper part of the second lining ring (83), and an air blowing port (5) is arranged at the lower part of the second lining ring (83);

a plurality of groups of seed taking holes corresponding to the seed falling holes (81) are formed in the inner cylinder (9), the outer end face of each seed taking hole is in sliding contact with the inner wall of the outer cylinder (8), and a breathable mesh (92) which does not leak seeds is arranged at the bottom of each seed taking hole; a first sealing plate (97) and a second sealing plate (98) are respectively arranged at two ends of the length of the inner cylinder (9), and sealing cavities are respectively arranged between the first lining ring (82) and the first sealing plate (97) and between the second lining ring (83) and the second sealing plate (98); the inner cylinder (9) inner wall is provided with a plurality of trachea (99), and a set of all get kind hole and same trachea (99) intercommunication, first shrouding (97) and second shrouding (98) on seted up respectively with trachea (99) one-to-one's plate hole, the rotation orbit of the plate hole on first shrouding (97) covers the inner of air vent (3), the rotation orbit of the plate hole on second shrouding (98) covers induction port (4) with the inner of air-blowing mouth (5).

2. A plurality of onion seeders as claimed in claim 1 wherein the size of the plate holes in said second plate seal (98) is greater than the size of said suction (4) and blow openings (5).

3. A multiple onion seeder as claimed in claim 1, wherein the inner barrel (9) has outer flanges (90) protruding from both ends of its length, and the first and second backing rings (82, 83) are respectively provided with a sliding groove corresponding to the outer flanges (90), and the outer flanges (90) are in sliding sealing connection with the sliding grooves.

4. A multiple spring onion planter as claimed in claim 3, wherein an annular groove is provided in said chute, and a sealing ring is provided in said annular groove for contacting said outer flange (90).

5. A multiple onion seeder as claimed in claim 1, wherein said seed taking hole is provided with an inner barrel (93) detachably, said net sheet (92) being fixed to an inner end of said inner barrel (93).

6. A multiple onion seeder as claimed in claim 5, wherein the inner connecting holes in the same group of said seed taking holes are connected into a whole by a middle connecting piece (95), and a middle piece groove for completely accommodating said middle connecting piece (95) is provided on the outer peripheral wall of said inner cylinder (9).

7. A plurality of onion seeders as in claim 6, wherein a portion of said center piece (95) is provided with a center mounting hole, said center piece (95) being mounted to said inner barrel (9) by fasteners extending through said center mounting hole.

8. A multiple onion seeder as claimed in claim 6 or claim 7, wherein opposed sides of the inner barrel (93) at each end are provided with edge tabs (94), said edge tabs (94) being provided with edge mounting holes, said edge tabs (94) being mounted on said inner barrel (9) by fasteners passing through said edge mounting holes.

9. A multiple onion seeder as claimed in claim 1, wherein said inner barrel (9) is rotatably mounted on said frame (1) by means of a barrel shaft (10) secured to a first sealing plate (97) and a second sealing plate (98).

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