CN112403885B - Seed sieving mechanism for agricultural production - Google Patents
Seed sieving mechanism for agricultural production Download PDFInfo
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- CN112403885B CN112403885B CN202011137532.1A CN202011137532A CN112403885B CN 112403885 B CN112403885 B CN 112403885B CN 202011137532 A CN202011137532 A CN 202011137532A CN 112403885 B CN112403885 B CN 112403885B
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- wall
- fixedly connected
- seed
- screening
- pipe
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Classifications
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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
- 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
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
-
- 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
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
- B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
- B03B5/36—Devices therefor, other than using centrifugal force
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/14—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with non-movable magnets
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- 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
- B07B1/20—Stationary drums with moving interior agitators
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention discloses a seed screening device for agricultural production, which aims at the problems of poor screening effect due to the fact that screening is carried out by means of a single-layer screen mesh, a screening area is general, and the following scheme is provided. The electric lead is electrified, a magnetic field is generated around the electric lead, iron impurities in the screening cylinder are adsorbed through the primary screen and are concentrated on the surface of the magnetic adsorption paper, the aeration disc is utilized for aeration, the oxygen content in the liquid is increased, the floating of seeds is facilitated, and then the seed discharging pipe is opened to discharge the liquid and the floating large seeds with full particles.
Description
Technical Field
The invention relates to the technical field of screening devices, in particular to a seed screening device for agricultural production.
Background
Agricultural production refers to the production activities of planting crops. The method comprises the production of crops such as grains, cotton, medicines, impurities and the like, and the agricultural production is carried out by animals and plants which need natural conditions such as heat, illumination, water, terrain, soil and the like. Different organisms have different natural conditions required by growth and development, and seeds need to be used in agricultural production, so that a seed screening device for agricultural production needs to be used.
Most of the seed sieving mechanism patents for agricultural production that exist on the existing market have following not enough: rely on the individual layer screen cloth to sieve, the screening region is general, and the effect is not good, and this type of problem is difficult to solve to current patent, consequently, needs a seed sieving mechanism for agricultural production to solve above-mentioned problem urgently.
Disclosure of Invention
Based on the technical problems that the existing seed screening device for agricultural production is screened by a single-layer screen, the screening area is general, and the effect is poor, the invention provides the seed screening device for agricultural production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a seed sieving mechanism for agricultural production, includes the support, fixedly connected with arc on the outer wall of one side of support, fixedly connected with fixed plate on the outer wall of one side of arc, the first motor of fixedly connected with on the inner wall of one side of fixed plate, the one end fixedly connected with screening section of thick bamboo of first motor output shaft, screening section of thick bamboo sliding connection is on the inner wall of arc, the joint has the net that separates on the bottom inner wall of screening section of thick bamboo, the intermediate position joint of arc bottom outer wall has the one-level screen cloth, the equal joint in position that arc bottom outer wall is close to both sides has the second grade screen cloth, and the aperture of one-level screen cloth is less than the aperture of second grade screen cloth, fixedly connected with U type pipe on the bottom outer wall of arc, the both ends of U type pipe are linked together with the second grade screen cloth respectively, equal fixedly connected with vibrating motor on the both sides outer wall of arc.
As a still further scheme of the invention: and a cover plate is clamped on the outer wall of the top of the screening cylinder.
As a still further scheme of the invention: fixedly connected with second motor on the one side outer wall that first motor was kept away from to the screening section of thick bamboo, the one end key-type connection of second motor output shaft has the transmission shaft, and the one end of transmission shaft is located the inside of screening section of thick bamboo, a plurality of V templates of fixedly connected with on the circumference outer wall of transmission shaft, and the one end of V template contacts with the inner wall of screening section of thick bamboo, and the position that screening section of thick bamboo one side outer wall is close to the second motor is pegged graft and is had row material pipe.
As a still further scheme of the invention: and the inner walls of two sides of the U-shaped pipe, which are close to the secondary screen, are fixedly connected with material guide plates.
As a still further scheme of the invention: the U type pipe inner wall is close to the position fixedly connected with connecting axle two side by side of stock guide, has all cup jointed the drive wheel on the circumference outer wall of connecting axle, the conveyer belt has been cup jointed on the circumference outer wall of drive wheel, leaves the clearance between two conveyer belts, and it has a plurality of archs to bond on the outer wall of conveyer belt.
As a still further scheme of the invention: the U-shaped pipe is characterized in that a conductor wire is fixedly connected to the outer wall of one side of the U-shaped pipe, magnetic adsorption paper is sleeved on the outer wall of the conductor wire, and the magnetic adsorption paper is located under the first-level screen.
As a still further scheme of the invention: the equal fixedly connected with bracing piece in both sides of U type pipe inner wall, fixedly connected with storage box on the top outer wall of bracing piece, the storage box is located magnetic adsorption paper under.
As a still further scheme of the invention: u type pipe both ends are close to the position grafting at top and are had the feed liquor pipe, and it has the fluid-discharge tube to peg graft on the bottom outer wall of U type pipe, and it has the seed metering pipe all to peg graft on the both sides outer wall of U type pipe, has the solenoid valve through the bolt fastening on one side outer wall of seed metering pipe.
As a still further scheme of the invention: an aeration disc is fixed in the middle of the inner wall of the bottom of the U-shaped pipe through bolts, and baffles are fixedly connected to the two sides, close to the aeration disc, of the inner wall of the U-shaped pipe wall.
As a still further scheme of the invention: and a plurality of elastic ropes are fastened on the inner wall and the outer wall of the V-shaped plate.
The invention has the beneficial effects that:
1. through setting up the V-shaped board, one-level screen cloth and second grade screen cloth, the V-shaped board separates the screening section of thick bamboo into a plurality of regions, every region can all place the seed and be used for screening, start vibrating motor and drive the vibration of screening section of thick bamboo, some little impurity is removed through separating net and one-level screen cloth sieve, then the conductor wire circular telegram, produce the magnetic field all around, see through the iron impurity of one-level screen cloth in to the screening section of thick bamboo, and concentrate on the surface of magnetic adsorption paper, little impurity and shrivelled little seed subset in to the storage box, then start first motor and drive whole screening section of thick bamboo rotation, make and separate the net and contact with both sides second grade screen cloth, thereby be convenient for full seed of granule to fall into U type pipe by the second grade screen cloth, under the effect of stock guide, get into between the clearance of two conveyer belts, then start the second motor, make the V-shaped board rotate appropriately, make the seed of another region separate the seed to fall into the net surface, until all preliminary screening work is accomplished, the surface of seed is rubbed by the arch in the U type pipe, then it rubs to remove the U type pipe that has liquid to have, make full seed's that can float and float the seed metering, then utilize the aeration to float the bottom to increase, then it is convenient for aeration to utilize the aeration to float the liquid to rub out, then.
Drawings
FIG. 1 is a schematic cross-sectional view of a seed screening apparatus for agricultural production according to embodiment 1 of the present invention;
FIG. 2 is a schematic partial perspective view of an embodiment 1 of a seed screening apparatus for agricultural production according to the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 4 is a schematic partial sectional structural view of a seed screening apparatus for agricultural production according to embodiment 2 of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-3, a seed sieving mechanism for agricultural production, which comprises a bracket 1, fixedly connected with arc 12 on the outer wall of one side of bracket 1, fixedly connected with fixed plate 22 on the outer wall of one side of arc 12, fixedly connected with first motor 20 on the inner wall of one side of fixed plate 22, one end fixedly connected with screening section of thick bamboo 13 of first motor 20 output shaft, screening section of thick bamboo 13 sliding connection is on the inner wall of arc 12, the joint has separation net 8 on the bottom inner wall of screening section of thick bamboo 13, the intermediate position joint of arc 12 bottom outer wall has one-level screen cloth 7, the equal joint of position that arc 12 bottom outer wall is close to both sides has second grade screen cloth 9, the aperture of one-level screen cloth 7 is less than the aperture of second grade screen cloth 9, the both ends of fixedly connected with U type pipe 3,U type pipe 3 on the bottom outer wall of arc 12 are linked together with second grade screen cloth 9 respectively, all fixedly connected with vibrating motor 11 on the both sides outer wall of arc 12.
In the invention, a cover plate 14 is clamped on the outer wall of the top part of a sieving cylinder 13, a second motor 21 is fixedly connected on the outer wall of one side of the sieving cylinder 13 far away from a first motor 20, one end of an output shaft of the second motor 21 is in key connection with a transmission shaft 15, one end of the transmission shaft 15 is positioned inside the sieving cylinder 13, a plurality of V-shaped plates 16 are fixedly connected on the circumferential outer wall of the transmission shaft 15, one end of each V-shaped plate 16 is in contact with the inner wall of the sieving cylinder 13, a discharge pipe is inserted in the position of the outer wall of one side of the sieving cylinder 13 close to the second motor 21, material guide plates 27 are fixedly connected on the inner walls of two sides of the U-shaped pipe 3 close to a secondary screen 9, two rows of connecting shafts 23 which are arranged side by side are fixedly connected on the positions of the inner walls of the U-shaped pipe 3 close to the material guide plates 27, driving wheels 26 are sleeved on the circumferential outer walls of the connecting shafts 23, and a gap is reserved between the two conveying belts 25, a plurality of bulges 24 are bonded on the outer wall of the conveying belt 25, a conducting wire 10 is fixedly connected on the outer wall of one side of the U-shaped pipe 3, magnetic adsorption paper 17 is sleeved on the outer wall of the conducting wire 10, the magnetic adsorption paper 17 is positioned under the first-level screen 7, supporting rods 6 are fixedly connected on two sides of the inner wall of the U-shaped pipe 3, a storage box 18 is fixedly connected on the outer wall of the top of each supporting rod 6, the storage box 18 is positioned under the magnetic adsorption paper 17, liquid inlet pipes are inserted at positions, close to the tops, of two ends of the U-shaped pipe 3, a liquid outlet pipe is inserted on the outer wall of the bottom of the U-shaped pipe 3, seed discharging pipes 2 are inserted on the outer walls of two sides of the U-shaped pipe 3, an electromagnetic valve 19 is fixed on the outer wall of one side of each seed discharging pipe 2 through a bolt, and baffles 4 are fixedly connected on two sides, close to the aeration disc 5,U in the inner wall of the bottom of the U-shaped pipe 3, through bolts.
When the device is used, the device is externally connected with a power supply, the cover plate 14 is opened, seeds are properly placed into cavities formed by the V-shaped plates 16, the second motor 21 is started to drive the V-shaped plates 16 to rotate, so that the seeds are stored in each cavity, then the screening work is started, the vibrating motor 11 is started to drive the screening cylinder 13 to vibrate, the vibration enables the seeds to screen small impurities through the separation net 8 and the first-stage screen 7, then the conducting wire 10 is electrified to generate a magnetic field around the seeds, the iron impurities in the screening cylinder 13 are adsorbed through the first-stage screen 7 and concentrated on the surface of the magnetic adsorption paper 17, the small impurities and shrivelled small seeds are collected into the storage box 18, the primary impurity removal is completed, the first motor 20 is started to drive the whole screening cylinder 13 to rotate, so that the separation net 8 is in contact with the second-stage screens 9 on two sides, thereby be convenient for full seed of granule to fall into U type pipe 3 by second grade screen cloth 9, under the effect of stock guide 27, get into between the clearance of two conveyer belts 25, then start second motor 21, make V type board 16 suitably rotate, make the seed of another region fall into at a distance from net 8 surface, repeat above-mentioned screening operation, until accomplishing all preliminary screening work, the seed surface is rubbed by arch 24 in U type pipe 3, remove surface adsorption's impurity etc., then fall into the U type pipe 3 that has liquid, make full seed of granule float, flat seed and debris then sink into the bottom, utilize aeration dish 5 to aerate, increase the interior oxygen content of liquid, be convenient for the seed to float, then open seed metering pipe 2, discharge liquid and the full big seed of floated granule, and then accomplish work.
Example 2
Referring to fig. 4, in the seed screening apparatus for agricultural production, compared with the 1,V embodiment, a plurality of elastic ropes 28 are tied on the inner and outer walls of the template 16.
When the screening drum is used, the elastic rope 28 is in contact with jumping seeds in the rotating process inside the screening drum 13, so that the seeds are stirred, impurities on the surfaces of the seeds can be removed, and the seeds are tidier.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. The seed screening device for agricultural production comprises a support (1) and is characterized in that an arc-shaped plate (12) is fixedly connected to the outer wall of one side of the support (1), a fixing plate (22) is fixedly connected to the outer wall of one side of the arc-shaped plate (12), a first motor (20) is fixedly connected to the inner wall of one side of the fixing plate (22), one end of an output shaft of the first motor (20) is fixedly connected with a screening cylinder (13), the screening cylinder (13) is connected to the inner wall of the arc-shaped plate (12) in a sliding mode, a separation net (8) is clamped to the inner wall of the bottom of the screening cylinder (13), a primary screen (7) is clamped to the middle position of the outer wall of the bottom of the arc-shaped plate (12), a secondary screen (9) is clamped to the position, close to the outer wall of the bottom of the arc-shaped plate (12), the aperture of the primary screen (7) is smaller than the aperture of the secondary screen (9), a U-shaped pipe (3) is fixedly connected to the outer wall of the bottom of the arc-shaped plate (12), two ends of the U-shaped pipe (3) are respectively communicated with the secondary screen (9), and vibration motors (11) are fixedly connected to the outer wall of the arc-shaped plate (12);
a second motor (21) is fixedly connected to the outer wall of one side, far away from the first motor (20), of the screening cylinder (13), one end of an output shaft of the second motor (21) is connected with a transmission shaft (15) in a key mode, one end of the transmission shaft (15) is located inside the screening cylinder (13), a plurality of V-shaped plates (16) are fixedly connected to the outer wall of the circumference of the transmission shaft (15), one ends of the V-shaped plates (16) are in contact with the inner wall of the screening cylinder (13), and a discharging pipe is inserted into the position, close to the second motor (21), of the outer wall of one side of the screening cylinder (13);
the inner walls of the two sides of the U-shaped pipe (3) close to the secondary screen (9) are fixedly connected with material guide plates (27);
the utility model discloses a U type pipe (3) inner wall is close to position fixedly connected with of stock guide (27) and is listed as connecting axle (23) side by side, has all cup jointed drive wheel (26) on the circumference outer wall of connecting axle (23), have cup jointed conveyer belt (25) on the circumference outer wall of drive wheel (26), leave the clearance between two conveyer belts (25), it has a plurality of archs (24) to bond on the outer wall of conveyer belt (25).
2. The seed screening device for agricultural production according to claim 1, wherein a cover plate (14) is clamped on the outer wall of the top of the screening drum (13).
3. The seed screening device for agricultural production according to claim 1, wherein an electric lead (10) is fixedly connected to the outer wall of one side of the U-shaped pipe (3), magnetic adsorption paper (17) is sleeved on the outer wall of the electric lead (10), and the magnetic adsorption paper (17) is located right below the primary screen (7).
4. The seed screening device for agricultural production according to claim 3, wherein two sides of the inner wall of the U-shaped pipe (3) are fixedly connected with supporting rods (6), the outer wall of the top of each supporting rod (6) is fixedly connected with a storage box (18), and each storage box (18) is located right below the magnetic adsorption paper (17).
5. The seed screening device for agricultural production according to claim 1, wherein a liquid inlet pipe is inserted at a position, close to the top, of two ends of the U-shaped pipe (3), a liquid discharge pipe is inserted on the outer wall of the bottom of the U-shaped pipe (3), seed discharging pipes (2) are inserted on the outer walls of two sides of the U-shaped pipe (3), and an electromagnetic valve (19) is fixed on the outer wall of one side of each seed discharging pipe (2) through a bolt.
6. The seed screening device for agricultural production according to claim 1, wherein an aeration disc (5) is fixed at the middle position of the inner wall of the bottom of the U-shaped pipe (3) through a bolt, and baffles (4) are fixedly connected to two sides of the inner wall of the U-shaped pipe (3) close to the aeration disc (5).
7. The seed screening apparatus for agricultural production according to claim 1, wherein a plurality of elastic ropes (28) are tied to the inner and outer walls of the V-shaped plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137532.1A CN112403885B (en) | 2020-10-22 | 2020-10-22 | Seed sieving mechanism for agricultural production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011137532.1A CN112403885B (en) | 2020-10-22 | 2020-10-22 | Seed sieving mechanism for agricultural production |
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| Publication Number | Publication Date |
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| CN112403885A CN112403885A (en) | 2021-02-26 |
| CN112403885B true CN112403885B (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011137532.1A Active CN112403885B (en) | 2020-10-22 | 2020-10-22 | Seed sieving mechanism for agricultural production |
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| CN (1) | CN112403885B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115634735B (en) * | 2022-11-21 | 2024-02-06 | 无锡市三晓新材料有限公司 | Activated powder raw material sieving pulverizer |
| CN115999917B (en) * | 2023-03-27 | 2023-06-02 | 盐城中农国业农业科技股份有限公司 | Seed sieving mechanism |
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| US7614120B2 (en) * | 2008-02-01 | 2009-11-10 | Lummus Corporation | Seed cleaner |
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| CN204638501U (en) * | 2015-02-11 | 2015-09-16 | 汪春成 | A kind of removal of impurities dust arrester for feed manufacturing |
| KR101553976B1 (en) * | 2015-02-26 | 2015-09-17 | 대한민국 | A potable sorting device of seeds |
| CN205008061U (en) * | 2015-08-20 | 2016-02-03 | 北京三态环境科技有限公司 | Edulcoration device is smashed to living beings |
| CN206980818U (en) * | 2017-06-12 | 2018-02-09 | 贵州金晨农产品开发有限公司 | A kind of rice processing high frequency zone equipment with bar magnet |
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| CN111632815A (en) * | 2020-05-30 | 2020-09-08 | 贵州枫叶管业有限公司 | Raw material screening device for PE water supply pipe production and manufacturing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112403885A (en) | 2021-02-26 |
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