CN112170211B - Vegetable seed screening and airing device and implementation method thereof - Google Patents
Vegetable seed screening and airing device and implementation method thereof Download PDFInfo
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- CN112170211B CN112170211B CN202010946542.3A CN202010946542A CN112170211B CN 112170211 B CN112170211 B CN 112170211B CN 202010946542 A CN202010946542 A CN 202010946542A CN 112170211 B CN112170211 B CN 112170211B
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- screening
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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
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/003—Separation of articles by differences in their geometrical form or by difference in their physical properties, e.g. elasticity, compressibility, hardness
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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
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The invention discloses a vegetable seed screening and airing device and an implementation method thereof. The vegetable seed screening and airing device and the implementation method thereof provided by the invention have the following advantages: the vegetable seeds placed in the screening hopper can be continuously vibrated, so that the vegetable seeds which are not full and have shrivelled shells can be layered with the full vegetable seeds, and the vegetable seeds which are not full and have shrivelled shells on the upper layer can be cleaned; the vegetable seeds are conveniently paved on the airing plates A and B for airing, manual operation is not needed for paving, manpower is saved, and airing is convenient.
Description
Technical Field
The invention relates to the technical field of vegetable seed treatment equipment, in particular to a vegetable seed screening and airing device and an implementation method thereof.
Background
In-process that vegetable planting, the screening of seed is very important, the vegetables that full seed was cultivated out are good for growing, but there are a large amount of not full and the seed of flat shell in the vegetable seed, after adopting the seed of not full and flat shell, can't grow better vegetables, and can not sprout, solve above-mentioned problem, then need fundamentally to select full seed, current equipment is most to select the seed according to the size, but flat shell and not full seed, its size is equally great, can't select through the screen cloth, and select the inconvenient sunning in back, based on this, a vegetable seed screening drying device and implementation method are proposed.
Disclosure of Invention
The invention aims to provide a vegetable seed screening and airing device and an implementation method thereof, which are convenient for screening saturated seeds and airing the seeds after screening, so as to solve the problems that the saturated seeds are screened and the airing is inconvenient in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a vegetable seed screening and airing device comprises a screening frame, a screening device and an airing device, wherein the screening device is installed at the upper end of the screening frame, the screening device is installed on the screening frame, the airing device is installed on the outer side of the lower end of the screening frame, the airing device comprises a material receiving hopper, an airing plate A and an airing plate B, a supporting shaft rod is additionally installed at the side end of the material receiving hopper, and the other end of the supporting shaft rod is fixedly connected with the inner wall of the screening frame; the drying plate A is arranged on the left side of the screening frame, and the drying plate B is arranged on the right side of the screening frame; the inner cavity of the receiving hopper is additionally provided with a plurality of vertical partition plates, the vertical partition plates are respectively marked as a vertical partition plate A, a vertical partition plate B, a vertical partition plate C, a vertical partition plate D and a vertical partition plate E, and the vertical partition plates A, the vertical partition plates B, the vertical partition plates C, the vertical partition plates D and the vertical partition plates E are symmetrically arranged on two sides of the receiving hopper by taking the vertical partition plate C as a center; the lower end of the vertical clapboard A is fixedly provided with a seed guide plate A, the lower end of the vertical clapboard B is fixedly provided with a seed guide plate B, the lower end of the vertical clapboard C is fixedly provided with a seed guide plate C and a seed guide plate D, the lower end of the vertical clapboard D is fixedly provided with a seed guide plate E, the lower end of the vertical clapboard E is fixedly provided with a seed guide plate F, the seed guide plate A, the seed guide plate B and the seed guide plate C pass through the left side of the screening frame and are arranged at the upper end of the airing plate A, the seed guide plate D, the seed guide plate E and the seed guide plate F pass through the right side of the screening frame and are arranged at the upper end of the airing plate B, the seed guide plate A, the discharging ends of the seed guide plate B and the seed guide plate C are attached to the outer wall of the left side of the screening frame from outside to inside, and the discharging ends of the seed guide plate F, the seed guide plate E and the seed guide plate D are attached to the outer wall of the right side of the screening frame from outside to inside.
Preferably, the sliding chutes are symmetrically formed in the inner side of the screening frame, and the supporting panel is integrally welded to the top end of the screening frame.
Preferably, the screening device comprises a screening hopper and a limiting support frame, the limiting support frame is fixedly installed at the side end of the screening hopper, the front end of the limiting support frame is in a trapezoidal shape, and the front end of the limiting support frame is sleeved in the sliding groove;
the bottom end of the center of the inner side of the screening hopper is fixedly connected with a pushing shaft rod, a discharge chute is arranged below the bottom side of the screening hopper outside the pushing shaft rod, a discharge pipe is arranged at the bottom end of the screening hopper at the outlet end of the discharge chute, and an electric valve is arranged on the discharge pipe;
the top of propelling movement axostylus axostyle is provided with propelling movement cylinder and installs the seat additional, and the cylinder installs the seat additional and installs on support panel to adopt the bolt fastening, the propelling movement cylinder is fixed to be installed on the cylinder installs the seat additional, and the output of propelling movement cylinder and the top fixed connection of propelling movement axostylus axostyle.
Preferably, the support panel on both sides of the top end of the screening rack is provided with oil dripping slotted holes, and the oil outlet ends of the oil dripping slotted holes are attached to the top ends of the sliding grooves.
The invention provides another technical scheme that: an implementation method of a vegetable seed screening and airing device comprises the following steps:
s1: closing the electric valve, placing the vegetable seeds to be screened in the screening hopper, wherein the amount of the added vegetable seeds is not more than one half of the volume of the screening hopper;
s2: the pushing cylinder is opened, the pushing cylinder drives the screening hopper to reciprocate up and down under the action of the pushing shaft rod, the front end of the limiting support frame is sleeved in the chute, and the screening hopper can be driven to stably move up and down in the screening frame, so that vegetable seeds placed in the screening hopper are ceaselessly vibrated, and the vegetable seeds which are not full and have flat shells continuously move upwards due to lighter weight until the vegetable seeds move to the upper end face of the screening hopper, and the full vegetable seeds have higher mass than the vegetable seeds which are not full and have flat shells and sink to the bottom end of the screening hopper;
s3: closing the propelling movement cylinder, the vegetables seed of unsaturated and shrivelled shell in upper end in the screening fill is cleared up, after clearing up, opens electric valve, and the saturated seed that leaves is in the effect whereabouts of gravity connects the hopper in, moves the seed of saturation to the sunning board A through seed deflector A, seed deflector B and seed deflector C and carries out the sunning on, moves the seed of saturation to the sunning board B through seed deflector D, seed deflector E and seed deflector F and carries out the sunning.
Compared with the prior art, the invention has the beneficial effects that: the vegetable seed screening and airing device and the implementation method thereof provided by the invention have the following advantages:
1. vibrate through the vegetable seed who constantly places in fighting to the screening, can make the vegetable seed of unsatisfied and flat shell and full vegetable seed carry out the layering, clear up the upper strata unsatisfied and flat shell the vegetable seed can, solved and adopted the screen cloth can't clear up out the problem of the vegetable seed that is equivalent to full vegetable seed size.
2. Through setting up seed deflector A, seed deflector B and seed deflector C to and set up seed deflector D, seed deflector E and seed deflector F, after opening the electrically operated valve, the vegetables seed can tile and carry out the sunning on sunning board A and the sunning board B, need not manual operation and pave, has saved the manpower, and the sunning is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a main sectional view of the present invention;
FIG. 3 is a schematic view of the structure of the screening frame of the present invention;
FIG. 4 is a schematic structural diagram of a screening apparatus according to the present invention;
FIG. 5 is a cross-sectional view of a screening apparatus of the present invention;
fig. 6 is a top view of the receiving hopper of the present invention.
In the figure: 1. a screening rack; 101. a chute; 102. a support panel; 103. oil dripping slot holes; 2. a screening device; 201. a screening hopper; 202. a limiting support frame; 203. pushing the shaft lever; 204. a discharge chute; 205. a discharge pipe; 206. an electrically operated valve; 207. a push cylinder; 208. a cylinder is additionally provided with a base; 3. a drying device; 301. a receiving hopper; 302. a sun-curing plate A; 303. a sun-curing plate B; 304. a support shaft; 3051. a vertical partition plate A; 3052. a vertical partition plate B; 3053. a vertical partition plate C; 3054. a vertical partition plate D; 3055. a vertical partition plate E; 3061. a seed guide plate A; 3062. a seed guide plate B; 3063. a seed guide plate C; 3064. a seed guide plate D; 3065. a seed guide plate E; 3066. and a seed guide plate F.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, a screening and airing device for vegetable seeds comprises a screening frame 1, a screening device 2 and an airing device 3, wherein the screening device 2 is installed at the upper end of the screening frame 1, the screening device 2 is installed on the screening frame 1, and the airing device 3 is installed at the outer side of the lower end of the screening frame 1.
Referring to fig. 3, sliding grooves 101 are symmetrically formed on the inner side of the screening frame 1, and a supporting panel 102 is integrally welded to the top end of the screening frame 1.
Referring to fig. 4-5, the screening device 2 includes a screening bucket 201 and a limiting support 202, the limiting support 202 is fixedly mounted at a side end of the screening bucket 201, a front end of the limiting support 202 is trapezoidal, and the front end of the limiting support 202 is sleeved in the chute 101.
Wherein: the inboard central authorities bottom fixedly connected with propelling movement axostylus axostyle 203 of screening hopper 201 to screening hopper 201 bottom side in the propelling movement axostylus axostyle 203 outside has been equipped with discharge chute 204, and discharge tube 205 has been seted up to the screening hopper 201 bottom of discharge chute 204 exit end, has seted up electric valve 206 on the discharge tube 205.
Wherein: the top of propelling movement axostylus axostyle 203 is provided with propelling movement cylinder 207 and cylinder and installs seat 208 additional, and the cylinder installs seat 208 additional and installs on supporting panel 102 to adopt the bolt fastening, propelling movement cylinder 207 is fixed to be installed additional on cylinder installs seat 208 additional, and propelling movement cylinder 207's output and propelling movement axostylus axostyle 203's top fixed connection.
Referring to fig. 1-6, the airing device 3 comprises a receiving hopper 301, an airing plate a302 and an airing plate B303, wherein a supporting shaft 304 is additionally arranged at the side end of the receiving hopper 301, and the other end of the supporting shaft 304 is fixedly connected with the inner wall of the screening rack 1; sun-drying plate A302 is installed on the left side of screening frame 1, and sun-drying plate B303 is installed on the right side of screening frame 1; the inner cavity of the receiving hopper 301 is additionally provided with a plurality of vertical partition plates, the vertical partition plates are respectively marked as a vertical partition plate A3051, a vertical partition plate B3052, a vertical partition plate C3053, a vertical partition plate D3054 and a vertical partition plate E3055, and the vertical partition plate A3051, the vertical partition plate B3052, the vertical partition plate C3053, the vertical partition plate D3054 and the vertical partition plate E3055 are symmetrically arranged on two sides of the receiving hopper 301 by taking the vertical partition plate C3053 as a center; the lower end of the vertical partition plate A3051 is fixedly provided with a seed guide plate A3061, the lower end of the vertical partition plate B3052 is fixedly provided with a seed guide plate B3062, the lower end of the vertical partition plate C3053 is fixedly provided with a seed guide plate C3063 and a seed guide plate D3064, the lower end of the vertical partition plate D3054 is fixedly provided with a seed guide plate E3065, the lower end of the vertical partition plate E3055 is fixedly provided with a seed guide plate F3066, the seed guide plate A3061, the seed guide plate B3062 and the seed guide plate C3063 penetrate through the left side of the screening frame 1 and are arranged at the upper end of the airing plate A302, and the seed guide plate D3064, the seed guide plate E3065 and the seed guide plate F3066 penetrate through the right side of the screening frame 1 and are arranged at the upper end of the airing plate B303; the discharging ends of the seed guide plate A3061, the seed guide plate B3062 and the seed guide plate C3063 are attached to the outer wall of the left side of the screening frame 1 from outside to inside, and the discharging ends of the seed guide plate F3066, the seed guide plate E3065 and the seed guide plate D3064 are attached to the outer wall of the right side of the screening frame 1 from outside to inside.
Wherein: oil dripping slot holes 103 are formed in the supporting panels 102 on two sides of the top end of the screening frame 1, the oil outlet ends of the oil dripping slot holes 103 are attached to the top end of the sliding groove 101, lubricating oil is injected through the oil dripping slot holes 103, and the limiting supporting frame 202 is guaranteed to stably slide in the sliding groove 101.
An implementation method of a vegetable seed screening and airing device comprises the following steps:
the first step is as follows: closing the electric valve 206, placing the vegetable seeds to be screened in the screening hopper 201, wherein the amount of the added vegetable seeds is not more than one half of the volume of the screening hopper 201;
the second step is that: the pushing cylinder 207 is opened, the pushing cylinder 207 drives the screening hopper 201 to reciprocate up and down through the action of the pushing shaft rod 203 when working, the front end of the limiting support frame 202 is sleeved in the chute 101, the screening hopper 201 can be driven to stably move up and down in the screening frame 1, vegetable seeds placed in the screening hopper 201 are enabled to continuously vibrate, the vegetable seeds which are not full and flat are enabled to continuously move upwards due to light weight until the vegetable seeds move to the upper end face of the screening hopper 201, and the full vegetable seeds are higher in quality compared with the vegetable seeds which are not full and flat and sink to the bottom end of the screening hopper 201;
the third step: closing the pushing cylinder 207, cleaning unsaturated and shriveled vegetable seeds at the upper end in the screening hopper 201, opening the electric valve 206 after cleaning, allowing the remained saturated seeds to fall into the receiving hopper 301 under the action of gravity, moving the saturated seeds onto the airing plate A302 for airing through the seed guide plate A3061, the seed guide plate B3062 and the seed guide plate C3063, and moving the saturated seeds onto the airing plate B303 for airing through the seed guide plate D3064, the seed guide plate E3065 and the seed guide plate F3066.
According to the vegetable seed screening and airing device and the implementation method thereof, the pushing cylinder 207 is adopted to drive the screening hopper 201 to reciprocate up and down, so that vegetable seeds placed in the screening hopper 201 are ceaselessly vibrated, the vegetable seeds which are not full and have flat shells are moved to the upper end face of the screening hopper 201, and the full vegetable seeds sink to the bottom end of the screening hopper 201; the pushing cylinder 207 is closed, the electric valve 206 is opened after the unsaturated and shrivelled vegetable seeds are cleaned, the saturated seeds are discharged, and the saturated seeds are moved to the airing plate A302 and the airing plate B303 through the receiving hopper 301 for airing, so that the operation is simple and convenient.
In summary, the vegetable seed screening and airing device and the implementation method thereof provided by the invention have the following advantages:
1. vibrate through the vegetable seed who constantly places in fighting 201 to the screening, can make the vegetable seed of unsatisfied and flat shell and full vegetable seed carry out the layering, clear up the upper strata unsatisfied and flat shell the vegetable seed can, solved and adopted the screen cloth can't clear up out the problem of the vegetable seed that is equivalent to full vegetable seed size.
2. By arranging the seed guide plate A3061, the seed guide plate B3062 and the seed guide plate C3063 and arranging the seed guide plate D3064, the seed guide plate E3065 and the seed guide plate F3066, after the electric valve 206 is opened, vegetable seeds can be paved on the airing plate A302 and the airing plate B303 for airing, the vegetable seeds are paved without manual operation, the labor is saved, and the airing is convenient.
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 to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The vegetable seed screening and airing device is characterized by comprising a screening frame (1), a screening device (2) and an airing device (3), wherein the screening device (2) is installed at the upper end of the screening frame (1), the screening device (2) is installed on the screening frame (1), the airing device (3) is installed on the outer side of the lower end of the screening frame (1), the airing device (3) comprises a receiving hopper (301), an airing plate A (302) and an airing plate B (303), a supporting shaft lever (304) is additionally arranged at the side end of the receiving hopper (301), the other end of the supporting shaft lever (304) is fixedly connected with the inner wall of the screening frame (1), the airing plate A (302) is installed on the left side of the screening frame (1), and the airing plate B (303) is installed on the right side of the screening frame (1); the inner cavity of the receiving hopper (301) is additionally provided with a plurality of vertical partition plates, the vertical partition plates are respectively marked as a vertical partition plate A (3051), a vertical partition plate B (3052), a vertical partition plate C (3053), a vertical partition plate D (3054) and a vertical partition plate E (3055), and the vertical partition plate A (3051), the vertical partition plate B (3052), the vertical partition plate C (3053), the vertical partition plate D (3054) and the vertical partition plate E (3055) are symmetrically arranged on two sides of the receiving hopper (301) by taking the vertical partition plate C (3053) as a center; the seed drying machine is characterized in that a seed guide plate A (3061) is fixedly mounted at the lower end of a vertical partition plate A (3051), a seed guide plate B (3062) is fixedly mounted at the lower end of the vertical partition plate B (3052), a seed guide plate C (3063) and a seed guide plate D (3064) are fixedly mounted at the lower end of the vertical partition plate C (3053), a seed guide plate E (3065) is fixedly mounted at the lower end of the vertical partition plate D (3054), a seed guide plate F (3066) is fixedly mounted at the lower end of the vertical partition plate E (3055), the seed guide plate A (3061), the seed guide plate B (3062) and the seed guide plate C (3063) penetrate through the left side of a screening frame (1) and are placed at the upper end of the drying plate A (302), the seed guide plate D (3064), the seed guide plate E (3065) and the seed guide plate F (3066) penetrate through the right side of the screening frame (1) and are placed at the upper end of the drying plate B (303), and the seed guide plate A (3061), The discharging ends of the seed guide plate B (3062) and the seed guide plate C (3063) are attached to the outer wall of the left side of the screening frame (1) from the outside to the inside, and the discharging ends of the seed guide plate F (3066), the seed guide plate E (3065) and the seed guide plate D (3064) are attached to the outer wall of the right side of the screening frame (1) from the outside to the inside.
2. The vegetable seed screening and airing device of claim 1, wherein: the inner side of the screening frame (1) is symmetrically provided with sliding grooves (101), and the top end of the screening frame (1) is integrally welded with a supporting panel (102).
3. The vegetable seed screening and airing device of claim 2, wherein: the screening device (2) comprises a screening hopper (201) and a limiting support frame (202), the limiting support frame (202) is fixedly installed at the side end of the screening hopper (201), the front end of the limiting support frame (202) is in a trapezoidal shape, and the front end of the limiting support frame (202) is sleeved in the sliding groove (101);
the bottom end of the center of the inner side of the screening hopper (201) is fixedly connected with a pushing shaft rod (203), a discharge chute (204) is arranged below the bottom side of the screening hopper (201) at the outer side of the pushing shaft rod (203), a discharge pipe (205) is arranged at the bottom end of the screening hopper (201) at the outlet end of the discharge chute (204), and an electric valve (206) is arranged on the discharge pipe (205);
the top of propelling movement axostylus axostyle (203) is provided with propelling movement cylinder (207) and cylinder and installs seat (208) additional, and the cylinder installs seat (208) additional and installs on supporting panel (102) to adopt the bolt fastening, propelling movement cylinder (207) are fixed to be installed on cylinder installs seat (208) additional, and the output of propelling movement cylinder (207) and the top fixed connection of propelling movement axostylus axostyle (203).
4. The vegetable seed screening and airing device of claim 1, wherein: oil dripping slotted holes (103) are formed in the supporting panels (102) on the two sides of the top end of the screening frame (1), and the oil outlet ends of the oil dripping slotted holes (103) are attached to the top ends of the sliding grooves (101).
5. The implementation method of the vegetable seed screening and airing device of claim 3, characterized by comprising the following steps:
s1: closing the electric valve (206), placing the vegetable seeds to be screened in the screening hopper (201), and adding the vegetable seeds in an amount which is not more than one half of the volume of the screening hopper (201);
s2: the pushing cylinder (207) is opened, the pushing cylinder (207) drives the screening hopper (201) to reciprocate up and down under the action of the pushing shaft rod (203), the front end of the limiting support frame (202) is sleeved in the sliding chute (101), and the screening hopper (201) can be driven to stably move up and down in the screening frame (1), so that vegetable seeds placed in the screening hopper (201) are ceaselessly vibrated, and the vegetable seeds which are not full and flat are continuously moved upwards due to light weight until the vegetable seeds are moved to the upper end face of the screening hopper (201), and the vegetable seeds which are full are larger in quality than the vegetable seeds which are not full and flat and sink to the bottom end of the screening hopper (201);
s3: closing the pushing cylinder (207), cleaning unsaturated and shriveled vegetable seeds at the upper end in the screening hopper (201), opening the electric valve (206) after cleaning, allowing the remained saturated seeds to fall into the receiving hopper (301) under the action of gravity, moving the saturated seeds onto the airing plate A (302) for airing through the seed guide plate A (3061), the seed guide plate B (3062) and the seed guide plate C (3063), and moving the saturated seeds to the airing plate B (303) for airing through the seed guide plate D (3064), the seed guide plate E (3065) and the seed guide plate F (3066).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946542.3A CN112170211B (en) | 2020-09-10 | 2020-09-10 | Vegetable seed screening and airing device and implementation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010946542.3A CN112170211B (en) | 2020-09-10 | 2020-09-10 | Vegetable seed screening and airing device and implementation method thereof |
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| CN112170211A CN112170211A (en) | 2021-01-05 |
| CN112170211B true CN112170211B (en) | 2022-01-04 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0135355A2 (en) * | 1983-08-11 | 1985-03-27 | BICC Public Limited Company | Classifying particles |
| CN105300033A (en) * | 2015-10-31 | 2016-02-03 | 潍坊友容实业有限公司 | Impurity removing and drying device for crop seeds in saline-alkali soil |
-
2020
- 2020-09-10 CN CN202010946542.3A patent/CN112170211B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0135355A2 (en) * | 1983-08-11 | 1985-03-27 | BICC Public Limited Company | Classifying particles |
| CN105300033A (en) * | 2015-10-31 | 2016-02-03 | 潍坊友容实业有限公司 | Impurity removing and drying device for crop seeds in saline-alkali soil |
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| CN112170211A (en) | 2021-01-05 |
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Effective date of registration: 20230926 Address after: No. 1, Zhangfu Village, Wanyuan Village Committee, Shanhou Town, He County, Ma'anshan City, Anhui Province 238200 Patentee after: Hexian Yunming Agricultural Development Co.,Ltd. Address before: 238200 No.75, Zhanglong natural village, Wangjiang village committee, Liyang Town, he County, Ma'anshan City, Anhui Province Patentee before: HEXIAN DESHENG AGRICULTURAL DEVELOPMENT CO.,LTD. |