CN108580284B - Cereal dust removal edulcoration device - Google Patents
Cereal dust removal edulcoration device Download PDFInfo
- Publication number
- CN108580284B CN108580284B CN201711482432.0A CN201711482432A CN108580284B CN 108580284 B CN108580284 B CN 108580284B CN 201711482432 A CN201711482432 A CN 201711482432A CN 108580284 B CN108580284 B CN 108580284B
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- cereal
- dust
- main body
- grain
- chamber main
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- 235000013339 cereals Nutrition 0.000 title claims abstract description 164
- 239000000428 dust Substances 0.000 title claims abstract description 87
- 239000012535 impurity Substances 0.000 claims abstract description 56
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000012216 screening Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 description 8
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 239000010902 straw Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- 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
- B07B4/08—Separating solids from solids by subjecting their mixture to gas currents while the mixtures are supported by sieves, screens, or like mechanical elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- 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
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Abstract
The application discloses cereal dust removal edulcoration device includes: a dust chamber main body; a grain inlet opening arranged at one end of the dust chamber main body; an air suction and impurity removal port which is arranged on the main body of the dust removal chamber and is opposite to the grain inlet port; a first grain warehouse entry port arranged at the bottom of the dust chamber main body; and the flow guide sieve plate component is arranged in the dust chamber main body. The utility model provides a cereal dust removal edulcoration device, through special structural design, utilize exhaust fan amount of wind and cereal flow characteristic, the impurity that contains in the cereal has been clear away effectively, and can ensure cereal drying in-process cereal operation's smoothness nature, and reduce the impurity content of cereal after drying, ensure the quality that cereal was clear away, can prevent equipment trouble effectively simultaneously, ensure cereal dust removal operation and go on smoothly high-efficiently, compare with prior art, can satisfy the demand of large-scale drying-machine to stoving cereal edulcoration, throughput has obtained showing and has improved.
Description
Technical Field
The application relates to the technical field of agricultural mechanical equipment, and more particularly relates to a grain dust removing and impurity removing device.
Background
In the drying process of grains, the grains to be dried are often mixed with rice straw, dust, blighted grains and other impurities, and in the drying process, if the grains are mixed with the impurities, the fluidity of the grains in the process can be affected, so that a part of grains cannot be well circulated, the grains are unevenly dried and even fermented, in addition, as the burning point of the rice straw is lower than that of the grains, the condition that the rice straw is burnt or even ignited easily occurs in the drying process, thereby affecting the quality of the dried grains, and therefore, the removal of the impurities contained in the grains before the grain drying is an indispensable step in the grain drying process.
In the prior art, when grains are cleaned of impurities, the grains are generally cleaned through a vibrating screen, and the vibrating screen is provided with a screen plate with screen holes and a driving device for driving the screen plate to vibrate. When the device is used, grains to be cleaned of impurities are placed above the sieve plate, the driving device is started, the sieve plate can vibrate continuously, the grains can pass through the sieve holes of the sieve plate, other impurities are left above the sieve plate, and therefore the impurities in the grains can be cleaned. However, in actual operation, dust and blighted grains in the impurities can fall into grains below through the sieve holes of the sieve plate, so that the impurities in the grains are not removed cleanly, and the impurity removal quality of the grains is seriously affected; in addition, rice straw contained in the grains to be cleaned of impurities easily blocks sieve holes of a sieve plate, causes equipment failure, and seriously influences the smooth operation of the impurity cleaning process in the grains.
Therefore, the grain dust removing and impurity removing device with strong processing capability can remove impurities mixed in grains before the grains are dried, improve the quality of the dried grains, and meet the requirements of a large dryer on the impurity removal of the dried grains, and the grain dust removing and impurity removing device has become a technical problem to be solved by those skilled in the art.
Disclosure of Invention
For solving above-mentioned technical problem, this application provides a cereal dust removal edulcoration device, and it can get rid of the impurity of mixing in cereal before cereal carries out the stoving operation, improves the quality of cereal after the stoving to can satisfy the demand of large-scale drying-machine to stoving cereal edulcoration, throughput obtains showing the reinforcing.
The technical scheme provided by the application is as follows:
a cereal dust removal and impurity removal device, comprising: a dust chamber main body;
a grain inlet opening arranged at one end of the dust chamber main body;
an air suction and impurity removal port which is arranged on the main body of the dust removal chamber and is opposite to the grain inlet port;
a first grain warehouse entry port arranged at the bottom of the dust chamber main body;
and the flow guide sieve plate component is arranged in the dust chamber main body.
Further, in a preferred form of the invention, the flow directing screen assembly comprises: the first-order flow guide sieve plate, the second-order flow guide sieve plate and the third-order flow guide sieve plate are arranged in the dust chamber main body and used for screening grains and guiding the grains which are not screened; an included angle alpha 1 with a downward opening is formed between the first-stage flow guiding sieve plate and the side wall of the dust chamber main body, which is close to the grain inlet, an included angle alpha 2 with a downward opening is formed between the second-stage flow guiding sieve plate and the side wall of the dust chamber main body, which is close to the grain inlet, and an included angle alpha 4 with a downward opening is formed between the third-stage flow guiding sieve plate and the side wall of the dust chamber main body, which is close to the grain inlet.
Further, the mesh apertures on the first-stage flow guiding screen plate 21, the second-stage flow guiding screen plate 22 and the third-stage flow guiding screen plate 23 are larger than 10mm.
Further, in a preferred mode of the present invention, the angle α1 is 38 ° to 55 °, the angle α2 is larger than the angle α1 and smaller than 60 °, and the angle α4 is 30 ° to 65 °.
Further, in a preferred mode of the invention, a grain deflector is arranged in the dust chamber main body, the grain deflector is positioned below the flow guiding screen plate assembly, and the grain deflector is used for guiding the screened grains to a drying bin or a throwing disc.
Further, in a preferred form of the invention, the grain deflector forms an opening-down angle α3 with the side wall of the chamber body adjacent the grain inlet, and the angle α3 is greater than 35 °.
Further, in a preferred mode of the present invention, a primary wind deflector and a secondary wind deflector are provided in the dust chamber main body, and the primary wind deflector and the secondary wind deflector are used for avoiding the air volume in the dust chamber main body from being discharged from the grain inlet port, and maintaining the wind pressure in the dust chamber main body.
Further, in a preferred mode of the invention, a primary material baffle and a secondary material baffle are arranged in the dust chamber main body, and the primary material baffle and the secondary material baffle are arranged between the flow guiding sieve plate assembly and the air draft impurity discharging port and are used for blocking strong grains in front so as to prevent the strong grains from being extracted by the air draft impurity discharging port.
Further, in a preferred mode of the present invention, the secondary striker plate forms an angle α5 with the horizontal plane, and the angle α5 is greater than 35 °.
Further, in a preferred mode of the invention, a second grain inlet is arranged in the dust collection chamber main body, the second grain inlet is arranged far away from the grain inlet, and the second grain inlet is arranged below the secondary baffle plate and is arranged corresponding to the secondary baffle plate, so that the solid grains discharged from the secondary screening can be returned to the bin.
Further, in a preferred mode of the invention, a distance L1 is formed between the upper edge of the primary wind deflector and the upper side wall of the dust collection chamber main body, L1 is larger than 10mm, a distance L2 is formed between the lower edge of the primary wind deflector and the third-order flow guiding sieve plate, L2 is larger than 30mm, an inner cavity structure is arranged at the bottom of the dust collection chamber main body, a distance L3 is formed between the upper inclined surface of the inner cavity structure and the top point of the upper edge of the secondary baffle, and L3 is larger than 30mm.
The invention provides a grain dust removal and impurity removal device, which comprises: the utility model provides a grain dust removal edulcoration device, through special structural design, utilize exhaust fan amount of wind and cereal flow characteristic, the impurity that contains in the cereal has been clear away effectively, and can ensure the smoothness of cereal operation in the cereal drying process, and reduce the impurity content of cereal after drying, ensure the quality that cereal was clear away, simultaneously can effectively prevent equipment trouble, ensure that cereal dust removal operation goes on smoothly high-efficiently, compare with prior art, can satisfy the demand of large-scale drying machine to stoving cereal edulcoration, throughput has obtained showing improvement.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a grain dust removal and impurity removal device according to an embodiment of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a top view of fig. 1.
Detailed Description
In order to better understand the technical solutions in the present application, the following description will clearly and completely describe the technical solutions in the embodiments of the present application in conjunction with the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Referring to fig. 1 to 3, the grain dust removing and impurity removing device provided in the embodiment of the present application includes: a dust chamber main body 1; a grain inlet 11 arranged at one end of the dust chamber main body 1; an air suction and impurity removal port 12 which is opened on the dust chamber main body 1 and is opposite to the grain inlet port 11; a first grain warehouse entry port 13 arranged at the bottom of the dust chamber main body 1; and the flow guide sieve plate assembly 2 is arranged in the dust chamber main body 1.
The embodiment of the invention provides a grain dust removing and impurity removing device, which comprises: the utility model provides a grain dust removal edulcoration device, through special structural design, utilize exhaust fan amount of wind and cereal flow characteristic, impurity that has been contained in the cereal has been clear away effectively, and the smoothness of cereal operation in the grain drying process can be ensured, and the impurity content of cereal after drying is reduced, ensure the quality that the cereal was clear away, simultaneously can effectively prevent equipment trouble, ensure that cereal dust removal operation goes on smoothly and efficiently, compared with prior art, can satisfy the demand of large-scale drying-machine to stoving cereal edulcoration, throughput has obtained showing improvement.
In an embodiment of the present invention, the flow guiding screen plate assembly 2 includes: a first-stage flow guiding screen plate 21, a second-stage flow guiding screen plate 22 and a third-stage flow guiding screen plate 23 which are arranged in the dust chamber main body 1 and used for screening grains and guiding the grains which are not screened; the first-stage flow guiding sieve plate 21 and the side wall of the dust chamber main body 1, which is close to the grain inlet 11, form an opening downward included angle alpha 1, the second-stage flow guiding sieve plate 22 and the side wall of the dust chamber main body 1, which is close to the grain inlet 11, form an opening downward included angle alpha 2, and the third-stage flow guiding sieve plate 23 and the side wall of the dust chamber main body 1, which is close to the grain inlet 11, form an opening downward included angle alpha 4.
Specifically, in the embodiment of the present invention, the included angle α1 is 38 ° to 55 °, the included angle α2 is greater than the included angle α1 and less than 60 °, and the included angle α4 is 30 ° to 65 °.
More specifically, the mesh apertures on the first-stage flow guiding screen plate 21, the second-stage flow guiding screen plate 22 and the third-stage flow guiding screen plate 23 are larger than 10mm.
In the embodiment, the special setting of the included angle alpha 1 can prevent the grains from accumulating and blocking, and can clean a part of strong grains to flow onto the grain guide plate 3, so that the usability of the grain dust removing and impurity removing device is optimized; the special setting of the included angle alpha 2 can be more convenient for further separation of grains to be treated and impurities, and the dust removal effect is optimized; the special setting of the included angle alpha 4 can lead the cereal impurities which are not separated and cleaned to be discharged to the cereal guide plate 3, the cereal and the impurities are separated in the fall of the discharge, and lighter impurities and dust are taken away by the air draft in the cavity.
In the embodiment of the invention, a grain guide plate 3 is arranged in a dust chamber main body 1, the grain guide plate 3 is positioned below a guide screen plate assembly 2, and the grain guide plate 3 is used for guiding screened grains into a drying bin or a throwing disc.
Specifically, in the embodiment of the present invention, an included angle α3 formed by the grain deflector 3 and the side wall of the dust chamber main body 1 near the grain inlet 11 is downward, and the included angle α3 is greater than 35 °, so as to ensure that the separated grains can smoothly flow into the drying chamber main body.
In the embodiment of the invention, the primary wind deflector 4 and the secondary wind deflector 5 are arranged in the dust chamber main body 1, and the primary wind deflector 4 and the secondary wind deflector 5 are used for preventing the air volume in the dust chamber main body 1 from being discharged from the grain inlet 11 and maintaining the air pressure in the dust chamber main body 1.
In the embodiment of the invention, a primary material baffle 6 and a secondary material baffle 7 are arranged in a dust chamber main body 1, and the primary material baffle 6 and the secondary material baffle 7 are arranged between a flow guiding sieve plate assembly 2 and an air draft and impurity discharge port 12 and are used for blocking strong grains on the front surface so as to prevent the strong grains from being extracted by the air draft and impurity discharge port 12.
In the embodiment of the invention, the included angle formed by the secondary baffle plate 7 and the horizontal plane is an included angle alpha 5, and the included angle alpha 5 is more than 35 degrees, so that strong grains of secondary flow distribution can flow back into the drying chamber body smoothly.
In the embodiment of the invention, the second grain inlet 14 is arranged in the dust collection chamber main body, the second grain inlet 14 is far away from the grain inlet 11, and the second grain inlet 14 is positioned below the secondary baffle 7 and is arranged corresponding to the secondary baffle 7, so that the solid grains discharged from the secondary screening process can be returned to the bin.
In the embodiment of the invention, a distance L1 is formed between the upper edge of the primary wind deflector 4 and the upper side wall of the dust collection chamber main body, the L1 is larger than 10mm, a distance L2 is formed between the lower edge of the primary wind deflector 4 and the third-order flow guiding screen plate 23, the L2 is larger than 30mm, the bottom of the dust collection chamber main body is provided with an inner cavity structure 9, the upper inclined surface of the inner cavity structure 9 and the top point of the upper edge of the secondary baffle plate 7 form a distance L3, and the L3 is larger than 30mm.
Specifically, the dust chamber main body 1 is also provided with an emergency cleaning opening 8 which can be opened for cleaning when a large rope, a gunny bag and the like enter the dust removing device to cause grain blockage; the inner cavity structure 9 is used for reducing the cavity space, and the space is discharged for installing the sprinkler.
In this embodiment, the distance L1 is greater than 10mm, which is favorable for discharging dust and impurities therefrom, the distance L2 is greater than 30mm, so that the grains to be treated flow smoothly, and the distance L4 is greater than 30mm, so as to prevent the strong grains from being clamped in the exhaust air for discharge.
According to the grain dust removing and impurity removing device provided by the embodiment of the invention, through the special position design and the structural design of the flow guide sieve plate assembly 2, the grain flow guide plate 3, the secondary baffle plate 7 and the primary wind baffle plate 4, negative pressure and air flow are used as power to separate impurities in grains, the traditional vibrating screen is replaced, so that the production cost is remarkably reduced, and the equipment failure rate is reduced; in addition, the grain dust removing and impurity removing device provided by the invention can achieve the removal rate of weeds, dust and the like up to more than 98%, and is far greater than the removal rate of a traditional vibrating screen, so that impurities in grains can be effectively removed, the grain removing quality is ensured, equipment faults can be effectively prevented, and the impurity removing process in the grains is ensured to be smoothly carried out; compared with the prior art, the method can meet the impurity removal requirement of a large dryer on the dried grains, and the processing capacity is remarkably improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A cereal dust removal edulcoration device, characterized by comprising:
a dust chamber main body;
a grain inlet opening at one end of the dust chamber body;
an air suction and impurity removal port which is arranged on the dust removal chamber main body and is opposite to the grain inlet;
a first grain warehouse entry port arranged at the bottom of the dust removal chamber main body;
set up in the water conservancy diversion sieve subassembly in the clean room main part, water conservancy diversion sieve subassembly includes: the first-order flow guide sieve plate, the second-order flow guide sieve plate and the third-order flow guide sieve plate are arranged in the dust chamber main body and used for screening grains and guiding the grains which are not screened; an included angle alpha 1 with a downward opening is formed between the first-stage flow guiding sieve plate and the side wall of the dust removing chamber main body, which is close to the grain inlet, an included angle alpha 2 with a downward opening is formed between the second-stage flow guiding sieve plate and the side wall of the dust removing chamber main body, which is close to the grain inlet, and an included angle alpha 4 with a downward opening is formed between the third-stage flow guiding sieve plate and the side wall of the dust removing chamber main body, which is close to the grain inlet;
the grain guide plate is arranged below the guide screen plate assembly and is used for guiding the screened grains to a drying bin or a throwing disc;
the dust removal chamber comprises a dust removal chamber body, a first baffle plate and a second baffle plate, wherein the first baffle plate and the second baffle plate are arranged in the dust removal chamber body, the second baffle plate is arranged between the flow guide sieve plate assembly and the air draft impurity removal port and is used for blocking strong grains in the front surface so as to prevent the strong grains from being removed by the air draft impurity removal port.
2. The cereal dust and impurity removal device according to claim 1, wherein the included angle α1 is between 38 ° and 55 °, the included angle α2 is larger than the included angle α1 and smaller than 60 °, and the included angle α4 is between 30 ° and 65 °.
3. A cereal dedusting and impurity removal apparatus as in claim 2 wherein the cereal flow deflector is at an angle a 3 with the side wall of the dedusting chamber body adjacent the cereal entry opening which is open downwards and the angle a 3 is greater than 35 °.
4. A cereal dedusting and impurity removing device as in claim 3, wherein a primary wind deflector and a secondary wind deflector are arranged in the dedusting chamber body, the primary wind deflector and the secondary wind deflector are used for avoiding the air volume in the dedusting chamber body from being discharged from the cereal inlet port, and maintaining the air pressure in the dedusting chamber body.
5. The device of claim 4, wherein the secondary baffle forms an angle α5 with the horizontal plane, and the angle α5 is greater than 35 °.
6. The device for removing dust and impurities from grain according to claim 5, wherein a second grain inlet is provided in the dust chamber body, the second grain inlet is provided away from the grain inlet, and the second grain inlet is located below the secondary baffle and is provided corresponding to the secondary baffle, so that the solid grain discharged from the secondary screening is returned to the bin.
7. The grain dust and impurity removing device according to claim 6, wherein a distance L1 is formed between an upper edge of the primary wind deflector and an upper side wall of the dust chamber main body, L1 is greater than 10mm, a distance L2 is formed between a lower edge of the primary wind deflector and the third-order flow guiding screen plate, L2 is greater than 30mm, an inner cavity structure is formed at the bottom of the dust chamber main body, and a distance L3 is formed between an upper inclined surface of the inner cavity structure and an upper edge vertex of the secondary baffle, and L3 is greater than 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482432.0A CN108580284B (en) | 2017-12-29 | 2017-12-29 | Cereal dust removal edulcoration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482432.0A CN108580284B (en) | 2017-12-29 | 2017-12-29 | Cereal dust removal edulcoration device |
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| Publication Number | Publication Date |
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| CN108580284A CN108580284A (en) | 2018-09-28 |
| CN108580284B true CN108580284B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711482432.0A Active CN108580284B (en) | 2017-12-29 | 2017-12-29 | Cereal dust removal edulcoration device |
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| CN (1) | CN108580284B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110586480A (en) * | 2019-09-23 | 2019-12-20 | 乐山市东川机械有限公司 | Compact structure type fine separator |
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| DD229312A1 (en) * | 1984-12-10 | 1985-11-06 | Fortschritt Veb K | EXPANSION ROOM WITH ADDITIONAL WIND SEAL |
| CN2404600Y (en) * | 1999-12-24 | 2000-11-08 | 张振华 | Apparatus for cleaning grains |
| CN105344596A (en) * | 2015-12-22 | 2016-02-24 | 湖南省农友盛泰农业科技有限公司 | Grain impurity removal device |
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| CN207914149U (en) * | 2017-12-29 | 2018-09-28 | 湖南省农友机械集团有限公司 | A kind of cereal dedusting exclusion device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102343332B (en) * | 2010-08-02 | 2013-08-14 | 湖南省农友机械集团有限公司 | Circulating air flow grain fanning-sorting machine |
| CN204074521U (en) * | 2014-07-02 | 2015-01-07 | 许云飞 | A kind of grain cleaner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD229312A1 (en) * | 1984-12-10 | 1985-11-06 | Fortschritt Veb K | EXPANSION ROOM WITH ADDITIONAL WIND SEAL |
| CN2404600Y (en) * | 1999-12-24 | 2000-11-08 | 张振华 | Apparatus for cleaning grains |
| CN105344596A (en) * | 2015-12-22 | 2016-02-24 | 湖南省农友盛泰农业科技有限公司 | Grain impurity removal device |
| CN205797759U (en) * | 2016-06-08 | 2016-12-14 | 江苏智荟生物科技有限公司 | A kind of novel wheat remove impurity winnowing machine |
| CN206296185U (en) * | 2016-12-16 | 2017-07-04 | 江西惠农种业有限公司 | A kind of sorting process equipment of cereal seed |
| CN107344168A (en) * | 2017-07-14 | 2017-11-14 | 望江西圩米业有限公司 | A kind of novel grain cleaner |
| CN207914149U (en) * | 2017-12-29 | 2018-09-28 | 湖南省农友机械集团有限公司 | A kind of cereal dedusting exclusion device |
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| CN108580284A (en) | 2018-09-28 |
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Application publication date: 20180928 Assignee: HUNAN NONGYOU AGRICULTURAL EQUIPMENT CO.,LTD. Assignor: HUNAN NONGYOU MACHINERY GROUP Co.,Ltd. Contract record no.: X2023980052829 Denomination of invention: A grain dust removal and impurity removal device Granted publication date: 20230613 License type: Exclusive License Record date: 20231219 |