CN102365914B - Seed suction disk with rapid transforming holes and seeder - Google Patents
Seed suction disk with rapid transforming holes and seeder Download PDFInfo
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- CN102365914B CN102365914B CN 201110265569 CN201110265569A CN102365914B CN 102365914 B CN102365914 B CN 102365914B CN 201110265569 CN201110265569 CN 201110265569 CN 201110265569 A CN201110265569 A CN 201110265569A CN 102365914 B CN102365914 B CN 102365914B
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- magnet ring
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Abstract
Belonging to the field of agricultural technologies, the invention aims to overcome disadvantages in prior art and provide a seed suction disk with rapid transforming holes able to realize convenient and rapid transformation into different sizes as well as a seeder. The seed suction disc comprises a disk body and a plurality of seed suction holes. The disk body is equipped with several detachable seed suction sheets on one side close to a seed filling chamber, and the other side of the disk body is embed with positioning disks corresponding to the detachable seed suction sheets in position and quantity. Each positioning disk is a magnetic ring provided with a through hole in the center and made of a permanent magnetic material, and the size of the through hole is smaller than sizes of the detachable seed suction sheets. The detachable seed suction sheets are made of a magnetic induction material at least the external surfaces, and are adsorbed on the surfaces of the magnetic rings. The seed suction holes are positioned on the detachable seed suction sheets, and at least one seed suction hole is disposed within the through hole of a magnetic ring. The seed suction disk of the invention has a simple structure, and can transform the seed suction holes into different sizes and shapes rapidly and conveniently so as to adapt to sowing of different crops.
Description
Technical field
The invention belongs to agricultural technology field, be specifically related to seeds sucker and the seeder in a kind of Fast transforms hole.
Background technology
Porose disc formula pneumatic seeder is a kind of seed placing device commonly used in agricultural production, and it has inhales kind and seeding two districts.Inhaling kind of a district, the core work parts are the seeds suckers that are provided with sucker, and on seeds sucker, sucker one side has the subatmospheric low-pressure air current that air pump or blower fan produce, and communicates with atmosphere at opposite side, and it is poor that the both sides, hole have certain pressure intensity.When the sucker, under the Pascal's theorem effect, both sides, hole pressure difference acts on seed and produces pressure when seed, tightly presses attached sucker surface thereby it is moved to low-pressure side, is carried into the seeding district with the seeds sucker revolution from inhaling kind of a district.In the seeding district, the poor disappearance of sucker pressure at both sides, seed loses absorption affinity, come off from the seeds sucker surface under gravity or External Force Acting, thereby complete inhale kind, migration and this operation cycle of seeding.As seen its core work parts are the seeds sucker with sucker.Conventional pneumatic seeder often can only be used for the sowing of the approaching crop of seed sizes because hole sucting diameter, quantity and distribution are fixed.As will sow the larger seed of size difference, seeding unit must be disassembled and integral body is taken apart from sower, changing can reseeding after the seeds sucker with another size sucker.
So existing aspiration type sowing device need to be equipped with a plurality of seeds suckers with different size sucker, thereby manufacturing cost is high in order to sow size difference than the macrospecies period of the day from 11 p.m. to 1 a.m, and the operation of replacing seeds sucker is time-consuming, very trouble.
Summary of the invention
The technical problem that the present invention solves is to overcome the deficiencies in the prior art, but a kind of seeds sucker and seeder of Fast transforms hole of simple in structure and fast and easy conversion different size suction hole are provided.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of Fast transforms hole seeds sucker, be located at the negative pressure cavity of seeder and fill between kind of chamber, comprise disk body and a plurality of suction hole, described disk body is being embedded with some removable suction kind sheets, the positioning disk that opposite side is embedded with removable suction kind sheet contacts and quantity is identical near filling kind of chamber one side; Described positioning disk is that the middle part is provided with the magnet ring that the permanent-magnet materials of through hole is made, and clear size of opening is less than removable suction kind sheet; Described removable suction kind sheet surface is at least made by sense magnetic material, is adsorbed on its surface by magnet ring; Described suction hole is located on removable suction kind sheet, and at least one suction hole is positioned at the through hole scope of magnet ring.The present invention utilizes the characteristic of permanent magnet material, and the removable suction kind sheet that adopts sense magnetic material to make coordinates with the magnet ring that permanent magnet material is made, and to reach the purpose of fixing removable suction kind sheet, structure is very simple.Seeds sucker of the present invention, utilize a plurality of removable suction kind sheets to replace the structure of whole seeds sucker of the prior art, when the user need to adjust seeding quantity and sowing object, apply the applied external force perpendicular with the card of seeds sucker disk body from the through hole of magnet ring, just removable suction kind sheet can be taken out from seeds sucker the magnetic force that removable suction kind sheet produces by overcoming magnet ring.Then the removable suction kind sheet that another is suitable is pressed close to magnet ring, and magnet ring magnetic force adsorbs it, can realize the Fast transforms of seed number per, amount of seed metering and cave distance.Operating process is very convenient, significantly is better than the existing structure that needs to remove whole seeds sucker.In addition, utilize a plurality of removable suction kind sheets to replace the structure of existing whole seeds sucker, can greatly reduce seeds sucker metal wastage and manufacturing cost, have significant economic benefit.
Described disk body center is provided with central through hole, and central through hole is arranged with installing hole outward.Installing hole is used for seeds sucker is loaded on seeder.Described installing hole periphery is laid with some to the first coaxial counterbore and the second counterbore, communicate bottom the first counterbore and the second counterbore, described magnet ring is fixed in the first counterbore, shape, size and quantity are corresponding with the first counterbore, and magnet ring can be fixed in the first counterbore by various ways such as welding, bonding or bolts.Described removable suction kind sheet is located in the second counterbore, and shape, size and quantity are corresponding with the second counterbore.Removable suction kind sheet is not fixedly connected in counterbore, is only to rely on the magnetic force of magnet ring to be fixed, can disassembled and assembled freely.The first counterbore communicates with the second counterbore bottom and has guaranteed that magnet ring contacts with removable suction kind sheet.
Described the first counterbore size is greater than the second counterbore, and it is 2 ~ 4mm that described the first counterbore stretches into the disk body degree of depth, and magnet ring thickness is identical with the first counterbore degree of depth; It is 1 ~ 2mm that the second counterbore stretches into the disk body degree of depth, and removable suction kind sheet thickness is identical with the second counterbore degree of depth.Due to removable suction kind sheet very thin thickness, can effectively avoid pore to be stopped up by impurity and the broadcast leakage phenomenon that produces.
Described the first counterbore and magnet ring be shaped as circle, rectangle, prismatic or polygon.Other any shapes of being convenient to install and process all can.
Described suction hole is shaped as circle, oval shape or ellipse, and the aperture is 1 ~ 5mm, and a plurality of suction holes on each removable suction kind sheet are evenly distributed in scope less than the magnet ring through-hole diameter.Suction hole can be the shape of any conic section shape or likeness in form seed.The present invention can be by changing suction hole quantity and distributing position on removable suction kind sheet, realizes the variation of crop of the same race every cave seed distribution and the variation of cave distance.The diameter range that suction hole is positioned at the magnet ring through hole is with after guaranteeing that seed is gone by the inspiration of removable suction kind sheet, can enter the seeding district by through hole, otherwise can be stopped by magnet ring, can't normally sow or reduce the seed availability.
Described removable suction kind sheet is discoid, whole is made by sense magnetic material, perhaps applies sense magnetic material and makes not feeling the magnetic material surface.In order to save cost, can adopt plastics etc. not feel the magnetic material as the matrix of removable suction kind sheet, apply sense flux material layer on its surface and can reach the purpose of being adsorbed by magnet ring.Simultaneously, the magnetic on removable suction kind sheet surface has magnetization to seed, and the germination in the field has facilitation to seed.
A kind of seeder that adopts above-mentioned Fast transforms hole seeds sucker, also comprise negative pressure cavity and fill kind of a chamber, described seeds sucker is located at the negative pressure cavity of seeder and is filled between kind of chamber, described seeds sucker comprises disk body and a plurality of suction hole, be embedded with some removable suction kind sheets near filling kind of chamber one side on described disk body, opposite side is embedded with the magnet ring corresponding with removable suction kind sheet position and quantity; Described removable suction kind sheet outer surface is at least made by sense magnetic material, is adsorbed on its surface by magnet ring; Described suction hole is located on removable suction kind sheet, and described magnet ring center is provided with through hole, and at least one suction hole is positioned at the through hole scope of magnet ring.
The course of work of seeder of the present invention is: when district's work is planted in suction, seeds sucker of the present invention is under disk body both sides pressure difference effect, air-flow adsorbs seed by the suction hole on removable suction kind sheet, and the seed amount that adsorbs after clearing up through cleaning device is consistent with the sucker quantity on removable suction kind sheet.With the revolution of seeds sucker, the seed that adsorbs on removable suction kind sheet returns back to the seeding district.In the seeding district, suction hole both sides pressure difference disappearance, under gravity or External Force Acting, seed comes off and realizes sowing from seeds sucker.
Compared with prior art, the beneficial effect of technical solution of the present invention is: Fast transforms of the present invention hole seeds sucker, utilize the characteristic of permanent magnet material, the removable suction kind sheet that adopts sense magnetic material to make matches with the magnet ring that permanent magnet material is made, to reach the purpose of fixing removable suction kind sheet, suction hole is located on a plurality of removable suction kind sheets, replace the structure of whole seeds sucker of the prior art, design ingenious, simple in structure.Utilize simultaneously a plurality of removable suction kind sheets to replace the structure of existing whole seeds sucker, the removable suction kind sheet of the suction hole that facilitates the user to change as required to have different size and spacing, and need not to pull down whole seeds sucker, operating process is very convenient, applicable to the sowing of Different Crop.
Description of drawings
Fig. 1 is the front view of seeds sucker of the present invention;
Fig. 2 is seeds sucker end view central cross-sectional view of the present invention;
Fig. 3 is A place enlarged drawing in Fig. 2;
Fig. 4 is removable suction kind sheet the first structural representation;
Fig. 5 is removable suction kind sheet the second structural representation;
Fig. 6 is removable the third structural representation of suction kind sheet.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
Embodiment 1
As Figure 1-3, structural representation for Fast transforms of the present invention hole seeds sucker, comprise disk body 1 and a plurality of suction hole 6, described disk body 1 center is provided with central through hole 4, the outer installing hole 5 that is arranged with of central through hole 4, outer negative pressure cavity one side that is trapped among near seeder of installing hole 5 is provided with eight the first counterbores, is provided with eight second counterbores coaxial with the first counterbore near filling kind of chamber one side correspondence position.The first counterbore and the second counterbore bottom communicates, and the bottom surface is the plane that parallels with the disk body side, and the first counter bore hole diameters is greater than the second counterbore, and the first counterbore and the second counterbore are circle.It is 2 ~ 4mm that described the first counterbore stretches into disk body 1 degree of depth, and it is 1 ~ 2mm that the second counterbore stretches into disk body 1 degree of depth.
In each first counterbore with the magnet ring 3 that welds or the mode such as bonding is equipped with that permanent-magnet materials makes, magnet ring 3 centers are provided with circular through hole 7, and as shown in Figures 2 and 3, magnet ring 3 is circular, external diameter is identical with the first counterbore internal diameter, and magnet ring 3 thickness are identical with the first counterbore degree of depth.The diameter of the through hole 7 at magnet ring 3 centers is than the second little 4 ~ 6mm of counterbore.Be provided with removable suction kind sheet 2 in each second counterbore, removable suction kind sheet 2 is discoid, whole made or applied sense magnetic material and make not feeling the magnetic material surface by sense magnetic material, removable seeds sucker 2 external diameters are identical with the second counterbore internal diameter, and thickness is identical with the second counterbore degree of depth.Because the diameter of through hole 7 is less than the second counterbore, obviously also less than removable suction kind sheet 2, so that magnet ring 3 adsorbs removable suction kind sheet 2.
Fig. 5 is the second suction hole structure, and its hole shape is oval shape, and suction hole 6 quantity on each removable suction kind sheet 2 are three.Fig. 6 is the third structure of suction hole, and its hole shape is oval, and suction hole 6 quantity on each removable suction kind sheet 2 are five.The quantity of suction hole of the present invention and shape are not limited to above three kinds, and more than just wherein preferred embodiment, be not construed as limiting the invention, the shape of any conic section or all fall into protection scope of the present invention with the similar shape of shape of the seed.
Above-mentioned Fast transforms hole seeds sucker is loaded on aspiration type sowing device by the installing hole 5 on it, namely consisted of seeder of the present invention, its course of work is: when district's work is planted in suction, seeds sucker is under disk body 1 both sides pressure difference effect, air-flow adsorbs seed by the suction hole 6 on removable suction kind sheet 2, and the seed amount that adsorbs after clearing up through cleaning device is consistent with the sucker quantity on removable suction kind sheet 2.With the revolution of seeds sucker, on removable suction kind sheet 2, the seed of absorption returns back to the seeding district.In the seeding district, suction hole 6 both sides pressure differences disappear, and under gravity or External Force Acting, seed comes off and realizes sowing from seeds sucker.Side at seed tray also is provided with dedicated openings, is used for changing removable suction kind sheet 2.
When the user need to adjust seeding quantity and sowing object, when namely needing the type of conversion suction hole 6, operating process is as follows: apply the applied external force perpendicular with the card of the disk body 1 of seeds sucker from the through hole 7 of magnet ring 3, just removable suction kind sheet 2 can be taken out from seeds sucker by overcoming the magnetic force that 3 pairs of removable suction kind sheets 2 of magnet ring produce; Then the removable suction kind sheet 2 that another is suitable is pressed close to magnet ring 3, and magnet ring 3 magnetic force adsorb it, can realize the Fast transforms of seed number per, amount of seed metering and cave distance.Above-mentioned replacing can realize in the dedicated openings of seeder side.Operating process is very convenient, significantly is better than the existing structure that needs to remove whole seeds sucker.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; those skilled in the art are to be understood that; within the spirit and principles in the present invention all; any modification that technical scheme of the present invention is made, be equal to and replace or improvement etc.; as change the shape of removable suction kind sheet, the shape of suction hole and the quantity of quantity or counterbore etc., all be included in protection scope of the present invention.
Claims (10)
1. the seeds sucker in a Fast transforms hole, be located at the negative pressure cavity of seeder and fill between kind of chamber, comprising disk body and a plurality of suction hole, it is characterized in that, described disk body is being embedded with some removable suction kind sheets, the positioning disk that opposite side is embedded with removable suction kind sheet contacts and quantity is identical near filling kind of chamber one side; Described positioning disk is that the middle part is provided with the magnet ring that the permanent-magnet materials of through hole is made, and described clear size of opening is less than removable suction kind sheet; Described removable suction kind sheet surface is at least made by sense magnetic material, is adsorbed on its surface by magnet ring; Described suction hole is located on removable suction kind sheet, and at least one suction hole is positioned at the through hole scope of magnet ring.
2. the seeds sucker in Fast transforms according to claim 1 hole, it is characterized in that, described disk body center is provided with central through hole, central through hole is arranged with some installing holes outward, described installing hole periphery is laid with some to the first coaxial counterbore and the second counterbore, and the first counterbore and the second counterbore bottom communicates.
3. the seeds sucker in Fast transforms according to claim 2 hole, is characterized in that, described magnet ring is fixed in the first counterbore, and shape, size and quantity are corresponding with the first counterbore.
4. the seeds sucker in Fast transforms according to claim 3 hole, is characterized in that, described removable suction kind sheet is located in the second counterbore, and shape, size and quantity are corresponding with the second counterbore.
5. the seeds sucker in Fast transforms according to claim 4 hole, is characterized in that, described the first counterbore size is greater than the second counterbore.
6. the seeds sucker in Fast transforms according to claim 5 hole, is characterized in that, it is 2 ~ 4mm that described the first counterbore stretches into the disk body degree of depth, and magnet ring thickness is identical with the first counterbore degree of depth; It is 1 ~ 2mm that the second counterbore stretches into the disk body degree of depth, and removable suction kind sheet thickness is identical with the second counterbore degree of depth.
7. the seeds sucker in Fast transforms according to claim 6 hole, is characterized in that, described the first counterbore and magnet ring be shaped as circle, rectangle or prismatic.
8. the seeds sucker in Fast transforms according to claim 7 hole, it is characterized in that, described suction hole is shaped as circle, oval shape or ellipse, and the aperture is 1 ~ 5mm, and a plurality of suction holes on each removable suction kind sheet are evenly distributed in scope less than the magnet ring through-hole diameter.
9. the seeds sucker in Fast transforms according to claim 8 hole, is characterized in that, described removable suction kind sheet is discoid, wholely made by sense magnetic material, perhaps applies sense magnetic material and make not feeling the magnetic material surface.
10. seeder that adopts Fast transforms claimed in claim 1 hole seeds sucker, also comprise negative pressure cavity and fill kind of a chamber, described seeds sucker is located at the negative pressure cavity of seeder and is filled between kind of chamber, it is characterized in that, described seeds sucker comprises disk body and a plurality of suction hole, be embedded with some removable suction kind sheets near filling kind of chamber one side on described disk body, opposite side is embedded with the magnet ring corresponding with removable suction kind sheet position and quantity; Described removable suction kind sheet outer surface is at least made by sense magnetic material, is adsorbed on its surface by magnet ring; Described suction hole is located on removable suction kind sheet, and described magnet ring center is provided with through hole, and at least one suction hole is positioned at the through hole scope of magnet ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110265569 CN102365914B (en) | 2011-09-08 | 2011-09-08 | Seed suction disk with rapid transforming holes and seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110265569 CN102365914B (en) | 2011-09-08 | 2011-09-08 | Seed suction disk with rapid transforming holes and seeder |
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| Publication Number | Publication Date |
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| CN102365914A CN102365914A (en) | 2012-03-07 |
| CN102365914B true CN102365914B (en) | 2013-06-05 |
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| CN 201110265569 Active CN102365914B (en) | 2011-09-08 | 2011-09-08 | Seed suction disk with rapid transforming holes and seeder |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106550632A (en) * | 2015-09-29 | 2017-04-05 | 四川农业大学 | A kind of suction hole adjustable seed device |
| CN110583163A (en) * | 2019-09-16 | 2019-12-20 | 山东沃华农业科技股份有限公司 | Air-suction type seed sowing device for seeder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201146691Y (en) * | 2008-01-25 | 2008-11-12 | 李金泽 | Gas suction type seed metering device multifunctional planter plate |
| CN201323749Y (en) * | 2008-09-08 | 2009-10-14 | 马卫平 | Internal seed filling air-suction seed metering device |
| CN201690766U (en) * | 2010-07-09 | 2011-01-05 | 陈恒 | Air-suction type precision seed extractor |
| CN102349382B (en) * | 2011-09-06 | 2013-11-06 | 华南农业大学 | Pneumatic dibbling seed feeding device |
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