CN112044590A - Agricultural seed sieving mechanism - Google Patents
Agricultural seed sieving mechanism Download PDFInfo
- Publication number
- CN112044590A CN112044590A CN202011012945.7A CN202011012945A CN112044590A CN 112044590 A CN112044590 A CN 112044590A CN 202011012945 A CN202011012945 A CN 202011012945A CN 112044590 A CN112044590 A CN 112044590A
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- Prior art keywords
- separation
- seeds
- air
- fixed
- separation shell
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/02—Washing granular, powdered or lumpy materials; Wet separating using shaken, pulsated or stirred beds as the principal means of separation
- B03B5/04—Washing granular, powdered or lumpy materials; Wet separating using shaken, pulsated or stirred beds as the principal means of separation on shaking tables
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
- B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
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- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention discloses an agricultural seed screening device, which comprises a separation shell, a liquid outlet and a valve, wherein the separation shell is provided with a liquid inlet and a liquid outlet; the upper end of the separation shell is provided with an opening, the lower end of the separation shell is provided with a liquid outlet for discharging liquid, and the liquid outlet is provided with a valve for controlling the opening and the closing of the liquid outlet; the seed treatment device also comprises a pushing mechanism for pushing the seeds to reciprocate up and down in the water. The agricultural seed screening device can conveniently drive the seeds to move up and down in water by arranging the pushing mechanism, so that the shrivelled seeds accumulated in the seeds are separated, and the structure of full seeds cannot be damaged; the winnowing mechanism is arranged, so that the seeds can be pretreated, and the separation efficiency is improved; by arranging the dispersing mechanism, the seeds can uniformly fall from one side of the air separation mechanism, so that the separation efficiency of the air separation mechanism can be improved; through setting up the air-blowing mechanism, can drive the seed up-and-down motion of aquatic to separation efficiency has further been improved.
Description
Technical Field
The invention relates to the field of agriculture, in particular to an agricultural seed screening device.
Background
Before the peasant sowed the seed, often need screen the seed, sieve out the seed that the seed is inside not plump and dust etc to improve the survival rate of later stage seed. At present, the screening modes of seeds are divided into two modes, one mode is wind screening, and the other mode is water screening.
When wind power screening is adopted, undersize wind power can cause that the seeds are not full and cannot be separated, and overlarge separation can cause that the full seeds are also separated; when adopting the water screening, plump seed deposit is in aqueous, because the seed is directly placed in water to lead to having the seed of partial shrivelled to be pressed at the bottom by plump seed, thereby influence the separation effect, adopt rabbling mechanism to stir the seed, though can separate out pressing the unsaturated seed in the bottom, but the (mixing) shaft stirs the seed, makes seed inner structure destroyed easily, thereby influences the survival rate of seed.
Disclosure of Invention
The invention aims to provide an agricultural seed screening device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an agricultural seed screening device comprises a separation shell, a liquid outlet and a valve; the upper end of the separation shell is provided with an opening, the lower end of the separation shell is provided with a liquid outlet for discharging liquid, and the liquid outlet is provided with a valve for controlling the opening and the closing of the liquid outlet; the seed treatment device also comprises a pushing mechanism for pushing the seeds to reciprocate up and down in the water; the pushing mechanism comprises a filter plate, a pushing motor, a driving gear, a driven gear, a crankshaft and a pushing rod; a pushing motor is fixed on the outer side of the separation shell, and a driving gear is fixed at the rotating end of the pushing motor; the driven gears which are meshed with the driving gears and have the same structure and size are rotatably arranged on the outer side of the separation shell; one ends of two crankshafts are respectively fixed on the driving gear and the driven gear; the two crankshafts are symmetrically arranged, one ends of the two crankshafts penetrate through the side wall of the separation shell in a rotating mode, and the other ends of the two crankshafts are arranged on the inner wall of the separation shell in a rotating mode; the bent parts of the two crankshafts are respectively in running fit with one ends of the two push rods; the other ends of the two push rods are respectively hinged to the bottom of the filter plate; a plurality of filtering holes are formed in the filtering plate, and the inner diameter of each filtering hole is smaller than the outer diameter of the full seeds; the filter plates are arranged on a plurality of positioning rods fixed in the separation shell in a sliding mode.
As a further scheme of the invention: the left end and the right end of the separation shell are provided with openings, and a bracket is fixed on the opening on the right side; the bracket is provided with an air separation mechanism for pre-treating seeds; the air separation mechanism comprises a blower motor, a blower rotating shaft, fan blades and a belt; a blower motor is fixed on the bracket, and one end of a blower rotating shaft positioned on one side is fixed at the rotating end of the blower motor; the number of the air blowing rotating shafts is multiple, and the air blowing rotating shafts are all rotatably arranged on the bracket; and the other ends of the blast rotating shafts are fixed with fan blades, and the two adjacent blast rotating shafts are connected through a belt.
As a still further scheme of the invention: the upper end of the separation shell is also provided with a dispersing mechanism which enables the seeds to fall uniformly; the dispersing mechanism comprises a dispersing plate; the number of the dispersion plates is multiple; the plurality of dispersion plates are obliquely fixed in the separation shell, and a gap is reserved between the lower end of each dispersion plate and the inner wall of the separation shell; the lower ends of the two adjacent dispersion plates are respectively positioned on two sides of the inner wall of the separation shell; the lower end of the dispersion plate positioned at the lowest part is positioned above the air separation mechanism.
As a still further scheme of the invention: the dispersing plate is provided with a plurality of lugs convenient for dispersing seeds; the bumps are hemispherical.
As a still further scheme of the invention: and a baffle plate for preventing the seeds from contacting the fan blades is arranged on the separation shell at one side of the bottom end of the dispersion plate at the lowest part.
As a still further scheme of the invention: the bottom of the separation shell is also provided with an air blowing mechanism for blowing air bubbles to the seeds; the air blowing mechanism comprises an air pump, a main ventilation pipe and branch ventilation pipes; the air pump is fixed on the outer side of the separation shell, and an air blowing opening of the air pump is communicated with one end of a main ventilation pipe fixed in the separation shell; the main ventilation pipe is provided with a plurality of branch ventilation pipes for blowing the seeds.
As a still further scheme of the invention: the bottom of the inner wall of the separation shell is inclined, and the liquid outlet is arranged on one side of the lowest end of the separation shell.
Compared with the prior art, the invention has the beneficial effects that: the pushing mechanism is arranged, so that the seeds can be driven to move up and down in water conveniently, the shriveled seeds accumulated in the seeds are separated, and the structure of the plump seeds cannot be damaged; the winnowing mechanism is arranged, so that the seeds can be pretreated, and the separation efficiency is improved; by arranging the dispersing mechanism, the seeds can uniformly fall from one side of the air separation mechanism, so that the separation efficiency of the air separation mechanism can be improved; through setting up the air-blowing mechanism, can drive the seed up-and-down motion of aquatic to separation efficiency has further been improved.
Drawings
Fig. 1 is a schematic structural diagram of an agricultural seed screening device.
Fig. 2 is a schematic structural diagram of a pushing mechanism in the agricultural seed screening device.
FIG. 3 is a schematic view of the structure of a dispersion plate in the agricultural seed screening apparatus.
In the figure: 1-separation shell, 2-liquid outlet, 3-valve, 4-positioning rod, 5-filter plate, 6-pushing motor, 7-driving gear, 8-driven gear, 9-crankshaft, 10-pushing rod, 11-bracket, 12-blower motor, 13-blower rotating shaft, 14-fan blade, 15-belt, 16-dispersion plate, 17-lug, 18-baffle, 19-air pump, 20-main ventilation pipe and 21-branch ventilation pipe.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides an agricultural seed screening apparatus, which includes a separation housing 1, a liquid outlet 2, and a valve 3; the upper end of the separation shell 1 is provided with an opening, the lower end of the separation shell is provided with a liquid outlet 2 for discharging liquid, and the liquid outlet 2 is provided with a valve 3 for controlling the opening and the closing of the liquid outlet 2; the seed treatment device also comprises a pushing mechanism for pushing the seeds to reciprocate up and down in the water; the pushing mechanism comprises a filter plate 5, a pushing motor 6, a driving gear 7, a driven gear 8, a crankshaft 9 and a pushing rod 10; a pushing motor 6 is fixed on the outer side of the separation shell 1, and a driving gear 7 is fixed at the rotating end of the pushing motor 6; the driven gear 8 which is meshed with the driving gear 7 and has the same structure and size is rotatably arranged on the outer side of the separation shell 1; one ends of two crankshafts 9 are respectively fixed on the driving gear 7 and the driven gear 8; the two crankshafts 9 are symmetrically arranged, one ends of the two crankshafts 9 penetrate through the side wall of the separation shell 1 in a rotating mode, and the other ends of the two crankshafts 9 are arranged on the inner wall of the separation shell 1 in a rotating mode; the bent parts of the two crankshafts 9 are respectively in running fit with one ends of two push rods 10; the other ends of the two push rods 10 are respectively hinged to the bottom of the filter plate 5; a plurality of filtering holes are formed in the filtering plate 5, and the inner diameter of each filtering hole is smaller than the outer diameter of the full seeds; the filter plates 5 are arranged on a plurality of positioning rods 4 fixed in the separation shell 1 in a sliding manner; set up like this, place on filter plate 5 and treat after the separation seed, to water injection in the separation casing 1, until water logging does not have the seed, this moment, push motor 6 begins to work, thereby drive driving gear 7 and rotate, because driving gear 7 is the same with 8 structure sizes of driven gear, 8 antiport of driven gear this moment, and driving gear 7 is the same with 8 rotational speeds of driven gear, thereby two 9 antiport of bent axle, thereby drive two catch bar 10 up-and-down reciprocating swing, thereby drive filter plate 5 up-and-down reciprocating motion, thereby drive the seed up-and-down reciprocating motion on the filter plate 5, thereby can separate out piling up the unsaturated seed in the seed is inside, and can not damage the inner structure of seed, the survival rate of later stage seed has been ensured.
In order to improve the separation efficiency of seeds, the left end and the right end of the separation shell 1 are opened, and a bracket 11 is fixed on the right opening; the bracket 11 is provided with an air separation mechanism for pre-treating seeds; the winnowing mechanism comprises a blast motor 12, a blast rotating shaft 13, fan blades 14 and a belt 15; a blower motor 12 is fixed on the bracket 11, and one end of a blower rotating shaft 13 positioned on one side is fixed at the rotating end of the blower motor 12; the number of the air blowing rotating shafts 13 is multiple, and the air blowing rotating shafts 13 are all rotatably arranged on the bracket 11; fan blades 14 are fixed at the other ends of the plurality of air blowing rotating shafts 13, and two adjacent air blowing rotating shafts 13 are connected through a belt 15; set up like this, when air-blast motor 12 during operation, drive air-blast pivot 13 and rotate, through belt 15's effect, a plurality of air-blast pivots 13 rotate simultaneously this moment to drive a plurality of flabellums 14 and rotate, thereby can blast air the seed, separate out partial not full seed and dust from separation housing 1 left end opening.
In order to make the seeds uniformly pass through the air separation mechanism and improve the separation efficiency of the air separation mechanism, the upper end of the separation shell 1 is also provided with a dispersion mechanism which makes the seeds uniformly fall; the dispersing mechanism includes a dispersing plate 16; the number of the dispersion plates 16 is plural; a plurality of dispersion plates 16 are obliquely fixed in the separation shell 1, and a gap is formed between the lower end of each dispersion plate 16 and the inner wall of the separation shell 1; the lower ends of two adjacent dispersion plates 16 are respectively positioned at two sides of the inner wall of the separation shell 1; the lower end of the dispersion plate 16 positioned at the lowest part is positioned above the air separation mechanism; set up like this, after the seed passes through a plurality of dispersion boards 16 in proper order, can evenly pass through air separation mechanism to separation efficiency has been improved.
In order to improve the uniformity of the seeds on the dispersion plate 16, a plurality of bumps 17 convenient for dispersing the seeds are arranged on the dispersion plate 16; the bumps 17 are hemispherical.
In order to prevent the seeds from directly contacting the fan blades 14, and thus the seed structure is damaged, a baffle 18 for preventing the seeds from contacting the fan blades 14 is provided on the separation housing 1 at the bottom end side of the dispersion plate 16 located at the lowest position.
The working principle of the embodiment is as follows: after placing on filter plate 5 and treating the separation seed, to water injection in the separation casing 1, until water logging does not have the seed, this moment push motor 6 begins work, thereby drive driving gear 7 and rotate, because driving gear 7 is the same with 8 structure sizes of driven gear, 8 antiport of driven gear this moment, and driving gear 7 is the same with 8 rotational speeds of driven gear, thereby two bent axle 9 antiport, thereby drive two catch bars 10 up-and-down reciprocating swing, thereby drive filter plate 5 up-and-down reciprocating motion, thereby drive the seed up-and-down reciprocating motion on the filter plate 5, thereby can separate the unsaturated seed of piling up in the seed inside, and can not damage the inner structure of seed, the survival rate of later stage seed has been ensured.
When the work of blower motor 12, drive air-blast pivot 13 and rotate, through the effect of belt 15, a plurality of air-blast pivot 13 rotate simultaneously this moment to drive a plurality of flabellums 14 and rotate, thereby can blast air the seed, separate out partial not full seed and dust from separation casing 1 left end opening.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to further improve the separation efficiency, the bottom of the separation shell 1 is also provided with an air blowing mechanism for blowing air bubbles to the seeds; the air blowing mechanism comprises an air pump 19, a main ventilation pipe 20 and a branch ventilation pipe 21; the air pump 19 is fixed on the outer side of the separation shell 1, and an air blowing port of the air pump is communicated with one end of a main ventilation pipe 20 fixed in the separation shell 1; the main ventilation pipe 20 is provided with a plurality of sub ventilation pipes 21 for blowing air to the seeds; set up like this, through carrying out the drum gas to the bottom to can make seed fast dispersion, thereby can further improvement separation efficiency again.
In order to discharge sewage conveniently, the bottom of the inner wall of the separation shell 1 is inclined, and the liquid outlet 2 is arranged on one side of the lowest end of the separation shell.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. An agricultural seed screening device comprises a separation shell (1), a liquid outlet (2) and a valve (3); the upper end of the separation shell (1) is provided with an opening, the lower end of the separation shell is provided with a liquid outlet (2) for discharging liquid, and the liquid outlet (2) is provided with a valve (3) for controlling the opening and the closing of the liquid outlet; it is characterized by also comprising a pushing mechanism for pushing the seeds to reciprocate up and down in the water; the pushing mechanism comprises a filter plate (5), a pushing motor (6), a driving gear (7), a driven gear (8), a crankshaft (9) and a pushing rod (10); a pushing motor (6) is fixed on the outer side of the separation shell (1), and a driving gear (7) is fixed at the rotating end of the pushing motor (6); the driven gear (8) which is meshed with the driving gear (7) and has the same structure and size is rotatably arranged on the outer side of the separation shell (1); one ends of two crankshafts (9) are respectively fixed on the driving gear (7) and the driven gear (8); the two crankshafts (9) are symmetrically arranged, one ends of the two crankshafts (9) rotatably penetrate through the side wall of the separation shell (1), and the other ends of the two crankshafts (9) are rotatably arranged on the inner wall of the separation shell (1); the bent parts of the two crankshafts (9) are respectively in running fit with one ends of the two push rods (10); the other ends of the two push rods (10) are respectively hinged to the bottom of the filter plate (5); a plurality of filtering holes are formed in the filtering plate (5), and the inner diameter of each filtering hole is smaller than the outer diameter of the full seeds; the filter plates (5) are arranged on a plurality of positioning rods (4) fixed in the separation shell (1) in a sliding manner.
2. The agricultural seed screening apparatus according to claim 1, wherein the left and right ends of the separation housing (1) are open, and a bracket (11) is fixed on the right opening; the bracket (11) is provided with an air separation mechanism for pre-treating seeds; the air separation mechanism comprises a blast motor (12), a blast rotating shaft (13), fan blades (14) and a belt (15); a blower motor (12) is fixed on the support (11), and one end of a blower rotating shaft (13) positioned on one side is fixed at the rotating end of the blower motor (12); the number of the air blowing rotating shafts (13) is multiple, and the air blowing rotating shafts (13) are all rotatably arranged on the bracket (11); the other ends of the plurality of air blowing rotating shafts (13) are fixed with fan blades (14), and two adjacent air blowing rotating shafts (13) are connected through a belt (15).
3. The agricultural seed screening apparatus according to claim 2, wherein the upper end of the separation housing (1) is further provided with a dispersing mechanism for allowing seeds to fall uniformly; the dispersing mechanism comprises a dispersing plate (16); the number of the dispersion plates (16) is multiple; the dispersion plates (16) are obliquely fixed in the separation shell (1), and a gap is reserved between the lower end of each dispersion plate (16) and the inner wall of the separation shell (1); the lower ends of two adjacent dispersion plates (16) are respectively positioned at two sides of the inner wall of the separation shell (1); the lower end of the dispersion plate (16) positioned at the lowest part is positioned above the air separation mechanism.
4. The agricultural seed screening apparatus according to claim 3, wherein the dispersion plate (16) is provided with a plurality of projections (17) for facilitating dispersion of seeds; the bump (17) is hemispherical.
5. The agricultural seed screening apparatus according to claim 4, wherein a baffle plate (18) for preventing seeds from contacting with the fan blades (14) is provided on the separation housing (1) located at the bottom end side of the lowermost dispersion plate (16).
6. The agricultural seed screening apparatus according to claim 5, wherein the bottom of the separation housing (1) is further provided with an air blowing mechanism for bubbling air to seeds; the air blowing mechanism comprises an air pump (19), a main ventilation pipe (20) and a branch ventilation pipe (21); the air pump (19) is fixed on the outer side of the separation shell (1), and an air blowing opening of the air pump is communicated with one end of a main ventilation pipe (20) fixed in the separation shell (1); the main ventilation pipe (20) is provided with a plurality of branch ventilation pipes (21) for blowing air to the seeds.
7. The agricultural seed screening apparatus according to claim 6, wherein the bottom of the inner wall of the separation housing (1) is formed to be inclined, and the liquid outlet (2) is formed at a side of the lowest end thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011012945.7A CN112044590A (en) | 2020-09-24 | 2020-09-24 | Agricultural seed sieving mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011012945.7A CN112044590A (en) | 2020-09-24 | 2020-09-24 | Agricultural seed sieving mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112044590A true CN112044590A (en) | 2020-12-08 |
Family
ID=73604594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011012945.7A Withdrawn CN112044590A (en) | 2020-09-24 | 2020-09-24 | Agricultural seed sieving mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112044590A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677891A (en) * | 2020-12-15 | 2021-04-20 | 南京信息职业技术学院 | Shock-absorbing monitoring device for unmanned automobile |
| CN112845570A (en) * | 2021-01-04 | 2021-05-28 | 广东健地农业科技有限公司 | Soil is administered and is added medicine mixing arrangement with soil breakage |
-
2020
- 2020-09-24 CN CN202011012945.7A patent/CN112044590A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677891A (en) * | 2020-12-15 | 2021-04-20 | 南京信息职业技术学院 | Shock-absorbing monitoring device for unmanned automobile |
| CN112845570A (en) * | 2021-01-04 | 2021-05-28 | 广东健地农业科技有限公司 | Soil is administered and is added medicine mixing arrangement with soil breakage |
| CN112845570B (en) * | 2021-01-04 | 2022-04-12 | 广东健地农业科技有限公司 | Soil is administered and is added medicine mixing arrangement with soil breakage |
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Application publication date: 20201208 |