CN112474031A - Seed sieving mechanism is used to agricultural - Google Patents

Seed sieving mechanism is used to agricultural Download PDF

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Publication number
CN112474031A
CN112474031A CN202011470203.9A CN202011470203A CN112474031A CN 112474031 A CN112474031 A CN 112474031A CN 202011470203 A CN202011470203 A CN 202011470203A CN 112474031 A CN112474031 A CN 112474031A
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CN
China
Prior art keywords
screening
screening chamber
chamber
screen
material guide
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011470203.9A
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Chinese (zh)
Inventor
张敏
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Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202011470203.9A priority Critical patent/CN112474031A/en
Publication of CN112474031A publication Critical patent/CN112474031A/en
Withdrawn legal-status Critical Current

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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
    • 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
    • B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
    • B03B5/66—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type of the hindered settling type
    • 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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18—Drum screens
    • B07B1/22—Revolving drums
    • 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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • 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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • 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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • 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 is suitable for the technical field of agriculture, and provides an agricultural seed screening device, which comprises a first screening chamber, a second screening chamber and a screening device, wherein an inverted-truncated-cone-shaped screening box is rotatably arranged in the first screening chamber, and a first screen is arranged on the side wall of the screening box; the connecting shaft is hollow inside, one end of the connecting shaft is fixedly connected with the top of the screening box and is communicated with the inside of the screening box, and the other end of the connecting shaft is arranged outside the first screening chamber and is provided with a feeding hole; a material guide piece is arranged in the first screening chamber, is in a round table shape and is hollow; the bottom surface of the screening box is attached to the top surface of the material guide piece; the bottom of the screening box is provided with a feed opening, and the feed opening is provided with an electric valve; a second screen is arranged below the feed opening in a sliding manner, and a vibration mechanism for driving the second screen to vibrate is also arranged; the part of the first screening chamber, which is close to the second screen, is communicated with a second screening chamber with an opening at the upper end through a material guide pipe; a blower is fixed on one side of the screening chamber opposite to the material guide pipe; the embodiment of the invention can improve the seed screening effect and improve the seed screening quality.

Description

Seed sieving mechanism is used to agricultural
Technical Field
The invention belongs to the technical field of agriculture, and particularly relates to an agricultural seed screening device.
Background
The agricultural seeds refer to plant organs which can be directly applied to sowing in agricultural production, the seeds need to be screened before sowing to remove impurities and shrivelled seeds in the seeds, and the seed screening is an important prerequisite for selecting good seeds and improving the sowing survival rate; in modern agriculture, a seed screening machine becomes indispensable equipment, so that the labor input is reduced, and the agricultural production efficiency is effectively improved; but the screening effect of the seed sieving mechanism who uses at present is not good, and screening efficiency is lower, and the seed shell that exists and the shrivelled seed in the seed of getting rid of that moreover can not be thorough lead to screening quality relatively poor, can directly influence the growth quality in crops later stage even.
Disclosure of Invention
An object of the embodiments of the present invention is to provide an agricultural seed screening apparatus, which aims to solve the problems set forth in the above background art.
To achieve the above object, the embodiment of the present invention is implemented as follows:
an agricultural seed screening apparatus, comprising:
the first screening chamber is internally provided with a screening box in an inverted truncated cone shape in a rotatable manner, and the side wall of the screening box is provided with a first screen;
the connecting shaft is hollow, one end of the connecting shaft is fixedly connected with the top of the screening box and is communicated with the inside of the screening box, the other end of the connecting shaft is arranged outside the first screening chamber and is provided with a feeding hole, and the connecting shaft is rotatably connected with the first screening chamber;
the material guide piece is fixedly arranged in the first screening chamber, is in a round table shape and is hollow; the bottom surface of the screening box is attached to the top surface of the material guide piece; the bottom of the screening box is provided with a feed opening, the feed opening is provided with an electric valve, and the first screening chamber is provided with a control console for controlling the opening and closing of the electric valve; a second screen is arranged between the feed opening and the bottom of the inner cavity of the first screening chamber in a sliding manner, and a vibration mechanism for driving the second screen to vibrate is also arranged; a material guide pipe is arranged on the first screening chamber close to the second screen, and the first screening chamber is communicated with the second screening chamber through the material guide pipe; the upper end of the second screening chamber is provided with an opening for adding water to screen seeds; and a blower is fixed on one side of the screening chamber opposite to the material guide pipe and is used for blowing the seeds on the second screen mesh into the material guide pipe.
In a preferred embodiment of the present invention, the vibration mechanism comprises a second power member, a first hinge rod, a second hinge rod, a sliding plate and a sliding seat; the second power part is fixed in the first screening chamber, an output shaft of the second power part is fixedly connected with one end of the first hinge rod, and the other end of the first hinge rod is hinged with the sliding plate through the second hinge rod; the sliding plate is arranged in the sliding seat in a sliding mode, the top of the sliding plate is fixedly connected with the bottom surface of the second screen, and the bottom of the sliding plate is elastically connected with the bottom of the inner cavity of the first screening chamber through a first spring.
In a preferred embodiment of the present invention, connecting plates are respectively and fixedly disposed between the feed opening and the second screen at two sides of the interior of the first screening chamber, and the bottom of each connecting plate is elastically connected with the top of the second screen through a second spring.
In a preferred embodiment of the invention, a stirring mechanism is arranged in the second screening chamber, and comprises a third power part and a stirring shaft; the output shaft of the third power part is coaxially and fixedly connected with the stirring shaft, the stirring shaft is rotatably arranged in the second screening chamber, and a stirring rod is arranged on the stirring shaft.
In a preferred embodiment of the invention, a material guide plate is obliquely arranged at the bottom of the inner cavity of the second screening chamber, and a discharge opening is arranged in the second screening chamber close to the material guide plate.
In a preferred embodiment of the present invention, a water pump is installed outside the second screening chamber, the water pump is communicated with the second screening chamber near the material guide plate through a connecting pipe, the connecting pipe is arranged on one side of the second screening chamber opposite to the material guide plate, and a one-way valve is arranged on the connecting pipe.
In a preferred embodiment of the invention, an end cover is arranged on the feeding hole, and one side of the end cover is hinged with the feeding hole.
In a preferred embodiment of the invention, material blocking parts are fixedly arranged at two ends of the bottom of the inner cavity of the first screening chamber, and a second discharge hole is formed between the material blocking parts.
In a preferred embodiment of the present invention, a transparent window for observing the seed screening condition is arranged on the first screening chamber.
In a preferred embodiment of the invention, the bottom of the first screening chamber is fixedly provided with a supporting leg, the supporting leg is slidably arranged in a supporting seat, and the bottom of the supporting leg is elastically connected with the supporting seat through a third spring.
The agricultural seed screening device provided by the embodiment of the invention has the following beneficial effects: seeds to be screened are added into the screening box through the feed inlet, the screening box rotates, so that the seeds with smaller particle sizes pass through the first screen and fall on the material guide piece under the action of centrifugal force, the seeds left in the screening box fall on the second screen through the feed outlet, the vibrating mechanism drives the second screen to vibrate to further screen the seeds, the seeds falling on the bottom of the first screening chamber through the second screen are blown down to the material guide pipe and fall into the second screening chamber under the action of the blower, and the seeds can be further screened by adding water into the second screening chamber through buoyancy; the embodiment of the invention can effectively improve the seed screening effect and ensure the seed screening quality through multiple screening.
Drawings
Fig. 1 is a schematic structural diagram of an agricultural seed screening apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic three-dimensional structure diagram of a vibration mechanism in the agricultural seed screening apparatus according to an embodiment of the present invention;
fig. 3 is a schematic three-dimensional structure diagram of a material guiding member in the agricultural seed screening apparatus according to an embodiment of the present invention;
fig. 4 is a schematic view of a transparent window in the agricultural seed screening device according to the embodiment of the present invention.
In the drawings: 1. a first screening chamber; 2. a screening box; 201. a first screen; 3. a connecting shaft; 301. a feed inlet; 4. a first power member; 5. a first gear; 6. a second gear; 7. a material guide member; 8. an electrically operated valve; 9. a feeding port; 10. a first discharge port; 11. a second screen; 12. a striker plate; 13. a blower; 14. a material guide pipe; 141. a valve; 15. a second screening chamber; 16. a second discharge port; 17. a console; 18. a second power member; 19. a first hinge lever; 20. a second hinge lever; 21. a sliding plate; 22. a sliding seat; 23. a first spring; 24. a rotating seat; 25. an end cap; 251. a handle; 26. a connecting plate; 27. a second spring; 28. a third power member; 29. a stirring shaft; 291. a stirring rod; 30. a material guide plate; 31. a discharge outlet; 32. a water pump; 33. a connecting pipe; 34. a one-way valve; 35. a support pillar; 36. a third spring; 37. a supporting seat; 38; a transparent window.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1, a schematic structural diagram of an agricultural seed screening apparatus provided in an embodiment of the present invention includes:
the device comprises a first screening chamber 1, a second screening chamber 2 and a third screening chamber, wherein the interior of the first screening chamber 1 is rotatably provided with a screening box 2 in an inverted truncated cone shape, and the side wall of the screening box 2 is provided with a first screen 201;
the connecting shaft 3 is hollow, one end of the connecting shaft is fixedly connected with the top of the screening box 2 and is communicated with the inside of the screening box 2, the other end of the connecting shaft is arranged outside the first screening chamber 1 and is provided with a feeding hole 301, and the connecting shaft 3 is rotatably connected with the first screening chamber 1;
wherein, a material guiding member 7 is fixedly installed inside the first screening chamber 1, as shown in fig. 3, the material guiding member 7 is in a shape of a circular truncated cone, and the interior thereof is hollow; the bottom surface of the screening box 2 is attached to the top surface of the material guide member 7; a feed opening 9 is formed in the bottom of the screening box 2, an electric valve 8 is arranged on the feed opening 9, and a control console 17 for controlling the electric valve 8 to be opened and closed is installed on the first screening chamber 1; a second screen 11 is arranged between the feed opening 9 and the bottom of the inner cavity of the first screening chamber 1 in a sliding manner, and a vibration mechanism for driving the second screen 11 to vibrate is also arranged; a material guide pipe 14 is arranged on the first screening chamber 1 near the second screen 11, and the first screening chamber 1 is communicated with a second screening chamber 15 through the material guide pipe 14; the upper end of the second screening chamber 15 is opened and is used for screening seeds by adding water; a blower 13 is fixed to the screening chamber at a side opposite to the guide duct 14 for blowing the seeds on the second screen 11 into the guide duct 14.
In the embodiment of the invention, a first power part 4 is fixedly installed at the top of an inner cavity of the first screening chamber 1, and a first gear 5 is fixedly installed on an output shaft of the first power part 4; a second gear 6 is fixedly mounted on the connecting shaft 3, and the second gear 6 and the first gear 5 are meshed with each other; a rotating seat 24 is fixedly arranged in the first screening chamber 1, and the screening box 2 is rotatably connected with the rotating seat 24; seeds to be screened are added into the screening box 2 through the feed inlet 301, the first power part 4 is started, the screening box 2 is driven to rotate through the first gear 5 and the second gear 6, and the seeds with small particle size can pass through the first screen 201 and fall onto the material guide part 7 by utilizing centrifugal force; a first discharge hole 10 is formed in the first screening chamber 1 and is close to the material guide member 7, and is used for collecting seeds falling onto the material guide member 7; the electric valve 8 is opened through the control console 17, so that the seeds in the screening box 2 fall onto the second screen mesh 11, and the vibration mechanism is started to drive the second screen mesh 11 to vibrate for further screening the seeds; the two ends of the bottom of the inner cavity of the first screening chamber 1 are fixedly provided with material blocking parts 12, a second material outlet 16 is arranged between the material blocking parts 12, and seeds passing through the second screen mesh 11 fall into the bottom of the inner cavity of the first screening chamber 1 and can be collected through the second material outlet 16; a valve 141 is arranged on the material guiding pipe 14, when the second screen mesh 11 vibrates, the valve 141 is in a closed state, after the vibration screening is finished, the valve 141 is opened, the blower 13 is started, the seeds left on the second screen mesh 11 are blown into the material guiding pipe 14 and fall into the second screening chamber 15, the seeds can be further screened by adding water into the second screening chamber 15, and the dry and shriveled seeds or husks can be screened out by utilizing the buoyancy of the water; a material guide plate 30 is obliquely arranged at the bottom of the inner cavity of the second screening chamber 15, and a discharge opening 31 is formed in the position, close to the material guide plate 30, of the second screening chamber 15; the shriveled seeds or husks floating on the water surface can be collected manually, and the full seeds settled on the material guide plate 30 can be collected through the discharge opening 31; the embodiment of the invention can effectively improve the seed screening effect and ensure the seed screening quality through multiple screening.
As shown in fig. 2, as a preferred embodiment of the present invention, the vibration mechanism includes a second power member 18, a first hinge lever 19, a second hinge lever 20, a sliding plate 21, a sliding seat 22; the second power member 18 is fixed inside the first screening chamber 1, an output shaft thereof is fixedly connected with one end of the first hinge rod 19, and the other end of the first hinge rod 19 is hinged with the sliding plate 21 through the second hinge rod 20; the sliding plate 21 is slidably arranged in the sliding seat 22, the top of the sliding plate is fixedly connected with the bottom surface of the second screen mesh 11, and the bottom of the sliding plate is elastically connected with the bottom of the inner cavity of the first screening chamber 1 through a first spring 23; the second power part 18 is started to drive the first hinge rod 19 to rotate, and the first hinge rod 19 drives the sliding plate 21 to slide up and down in the sliding seat 22 through the second hinge rod 20 in the rotating process, so as to drive the second screen mesh 11 to vibrate up and down; the sliding plate 21 can be buffered by the elastic force of the first spring 23, and the load of the output shaft of the second power member 18 can be reduced.
As shown in fig. 1, as another preferred embodiment of the present invention, connection plates 26 are respectively and fixedly disposed between the feed opening 9 and the second screen 11 on two sides inside the first screening chamber 1, and the bottoms of the connection plates 26 are elastically connected to the top of the second screen 11 through second springs 27; when the second mesh 11 vibrates up and down, the second mesh 11 may be buffered by the elastic force of the second spring 27.
As another preferred embodiment of the present invention, a stirring mechanism is provided inside the second screening chamber 15, and includes a third power member 28, a stirring shaft 29; the output shaft of the third power member 28 is coaxially and fixedly connected with the stirring shaft 29, the stirring shaft 29 is rotatably arranged in the second screening chamber 15, and a stirring rod 291 is arranged on the stirring shaft; the third power component 28 drives the stirring shaft 29 to rotate, so that the stirring shaft 29 stirs the seeds in the second screening chamber 15, the seeds are prevented from agglomerating together, the shriveled seeds or chaffs completely float out of the water surface, and the seed screening effect is improved.
As another preferred embodiment of the present invention, a water pump 32 is installed outside the second screening chamber 15, the water pump 32 is communicated with the second screening chamber 15 near the material guide plate 30 through a connecting pipe 33, the connecting pipe 33 is arranged on the side of the second screening chamber 15 opposite to the material guide plate 30, and a one-way valve 34 is arranged on the connecting pipe 33; after the discharge opening 31 is opened to collect the seeds deposited on the guide plate 30, some seeds are still left on the guide plate 30 and are difficult to collect, at this time, the water pump 32 is started, and the water pump 32 pumps water and washes the guide plate 30 through the connecting pipe 33, so that all the seeds are collected; when the second screening chamber 15 is filled with water, the check valve 34 prevents water from entering the water pump 32 through the connection pipe 33, which may affect the normal operation of the water pump 32.
As another preferred embodiment of the present invention, an end cover 25 is disposed on the feed port 301, one side of the end cover 25 is hinged to the feed port 301, and a handle 251 is disposed thereon; after the seeds to be screened are added into the screening box 2, the feed inlet 301 can be closed through the end cover 25, so that dust in the seeds is prevented from escaping from the feed inlet 301 in the seed screening process to pollute the working environment.
As shown in fig. 4, as another preferred embodiment of the present invention, a transparent window 38 is provided on the first screening chamber 1; through the seed screening condition can conveniently be observed to transparent window 38, the staff of being convenient for in time opens electric valve 8, in time start hair-dryer 13 is favorable to improving seed screening efficiency.
As shown in fig. 1, as another preferred embodiment of the present invention, four support columns 35 are fixedly installed at the bottom of the first screening chamber 1, and the four support columns 35 are respectively and fixedly installed at four corners of the bottom surface of the first screening chamber 1; the supporting column 35 is slidably disposed in the supporting seat 37, and the bottom of the supporting column 35 is elastically connected to the supporting seat 37 through a third spring 36, so that the first screening chamber 1 can be damped by the elastic force of the third spring 36, and the stability of the first screening chamber 1 is improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. An agricultural seed screening apparatus, comprising:
the first screening chamber is internally provided with a screening box in an inverted truncated cone shape in a rotatable manner, and the side wall of the screening box is provided with a first screen;
the connecting shaft is hollow, one end of the connecting shaft is fixedly connected with the top of the screening box and is communicated with the inside of the screening box, the other end of the connecting shaft is arranged outside the first screening chamber and is provided with a feeding hole, and the connecting shaft is rotatably connected with the first screening chamber;
the material guide piece is fixedly arranged in the first screening chamber, is in a round table shape and is hollow; the bottom surface of the screening box is attached to the top surface of the material guide piece; the bottom of the screening box is provided with a feed opening, the feed opening is provided with an electric valve, and the first screening chamber is provided with a control console for controlling the opening and closing of the electric valve; a second screen is arranged between the feed opening and the bottom of the inner cavity of the first screening chamber in a sliding manner, and a vibration mechanism for driving the second screen to vibrate is also arranged; a material guide pipe is arranged on the first screening chamber close to the second screen, and the first screening chamber is communicated with the second screening chamber through the material guide pipe; the upper end of the second screening chamber is provided with an opening for adding water to screen seeds; and a blower is fixed on one side of the screening chamber opposite to the material guide pipe and is used for blowing the seeds on the second screen mesh into the material guide pipe.
2. The agricultural seed screening apparatus of claim 1, wherein the vibration mechanism includes a second power member, a first hinge rod, a second hinge rod, a sliding plate, a sliding seat; the second power part is fixed in the first screening chamber, an output shaft of the second power part is fixedly connected with one end of the first hinge rod, and the other end of the first hinge rod is hinged with the sliding plate through the second hinge rod; the sliding plate is arranged in the sliding seat in a sliding mode, the top of the sliding plate is fixedly connected with the bottom surface of the second screen, and the bottom of the sliding plate is elastically connected with the bottom of the inner cavity of the first screening chamber through a first spring.
3. The agricultural seed screening device of claim 1, wherein connecting plates are respectively and fixedly arranged on two sides of the interior of the first screening chamber between the feed opening and the second screen, and the bottoms of the connecting plates are elastically connected with the top of the second screen through second springs.
4. The agricultural seed screening apparatus according to claim 1, wherein a stirring mechanism is provided inside the second screening chamber, and comprises a third power member and a stirring shaft; the output shaft of the third power part is coaxially and fixedly connected with the stirring shaft, the stirring shaft is rotatably arranged in the second screening chamber, and a stirring rod is arranged on the stirring shaft.
5. The agricultural seed screening device of claim 1 or 4, wherein a material guide plate is obliquely arranged at the bottom of the inner cavity of the second screening chamber, and a discharge opening is formed at the position, close to the material guide plate, of the second screening chamber.
6. The agricultural seed screening apparatus as claimed in claim 5, wherein a water pump is installed outside the second screening chamber, the water pump is connected to the second screening chamber through a connecting pipe, the connecting pipe is disposed on a side of the second screening chamber opposite to the material guiding plate, and a check valve is disposed on the connecting pipe.
7. The agricultural seed screening apparatus of claim 1, wherein an end cap is provided on the feed inlet, and one side of the end cap is hinged to the feed inlet.
8. The agricultural seed screening device of claim 1, wherein material blocking parts are fixedly mounted at two ends of the bottom of the inner cavity of the first screening chamber, and a second discharge hole is formed between the material blocking parts.
9. The agricultural seed screening apparatus according to claim 1, wherein a transparent window for observing the seed screening condition is provided on the first screening chamber.
10. The agricultural seed screening apparatus as claimed in claim 1, wherein a support leg is fixedly installed at the bottom of the first screening chamber, the support leg is slidably installed in a support base, and the bottom of the support leg is elastically connected to the support base through a third spring.
CN202011470203.9A 2020-12-14 2020-12-14 Seed sieving mechanism is used to agricultural Withdrawn CN112474031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011470203.9A CN112474031A (en) 2020-12-14 2020-12-14 Seed sieving mechanism is used to agricultural

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011470203.9A CN112474031A (en) 2020-12-14 2020-12-14 Seed sieving mechanism is used to agricultural

Publications (1)

Publication Number Publication Date
CN112474031A true CN112474031A (en) 2021-03-12

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ID=74918072

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011470203.9A Withdrawn CN112474031A (en) 2020-12-14 2020-12-14 Seed sieving mechanism is used to agricultural

Country Status (1)

Country Link
CN (1) CN112474031A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113401404A (en) * 2021-07-06 2021-09-17 柏荫堂生物科技(武汉)有限公司 Preparation and production process of prebiotics soft sweets

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113401404A (en) * 2021-07-06 2021-09-17 柏荫堂生物科技(武汉)有限公司 Preparation and production process of prebiotics soft sweets
CN113401404B (en) * 2021-07-06 2022-07-26 仁和全域(上海)大健康研究院有限公司 Preparation and production process of prebiotics soft sweets

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