CN112265842A - Integrated closed grain conveyor with dust removal and impurity removal functions - Google Patents
Integrated closed grain conveyor with dust removal and impurity removal functions Download PDFInfo
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- CN112265842A CN112265842A CN202011015806.XA CN202011015806A CN112265842A CN 112265842 A CN112265842 A CN 112265842A CN 202011015806 A CN202011015806 A CN 202011015806A CN 112265842 A CN112265842 A CN 112265842A
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- dust
- impurity
- grain conveyor
- dust removal
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- 239000000428 dust Substances 0.000 title claims abstract description 75
- 239000012535 impurity Substances 0.000 title claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000012216 screening Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 230000009467 reduction Effects 0.000 claims abstract description 9
- 238000007873 sieving Methods 0.000 claims abstract description 6
- 238000007664 blowing Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 11
- 230000009471 action Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000010813 municipal solid waste Substances 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 12
- 239000002245 particle Substances 0.000 description 7
- 239000004575 stone Substances 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G21/00—Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
- B65G21/08—Protective roofs or arch supports therefor
-
- 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
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/42—Devices for emptying otherwise than from the top using belt or chain conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/12—Sieving bulk materials during loading or unloading
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/181—Preventing escape of dust by means of sealed systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/181—Preventing escape of dust by means of sealed systems
- B65G69/182—Preventing escape of dust by means of sealed systems with aspiration means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses an integrated closed grain conveyor with dust removal and impurity removal functions, and relates to the technical field of grain conveyors. The invention comprises a grain conveyor; the grain conveyor comprises an annular conveying belt, a driving roller, a driven roller, a cover body, a reduction gearbox and a motor; the cover body is respectively and fixedly provided with a dust removal device and a screening device; the dust removal device comprises a material leakage plate, a blower, a sundry storage groove, a ventilation pipe and a cylinder body; a horn mouth structure and a material leaking plate are fixed at the upper end part of the cylinder body; the interior of the cylinder body is communicated with the blower; the bottom of the cylinder body is provided with a blanking port; one side of the blanking port is respectively fixed with a trash storage tank and a ventilation pipe; the screening device comprises a screen plate and a screening groove; an inclined sieve plate is fixed on one side surface of the impurity sieving groove; the sieve mesh is all seted up on the sieve surface. The invention simultaneously removes dust and screens impurities in the grain conveying process through the action of the dust removing device and the screening device, and has the advantage of integration of conveying, dust removing and impurity removing.
Description
Technical Field
The invention belongs to the technical field of grain conveyors, and particularly relates to an integrated closed grain conveyor with dust removal and impurity removal functions.
Background
At present, when a grain conveyor conveys grains, a large amount of dust is often generated, so that air pollution is caused, and the quality of a working environment is seriously influenced; and the treatment such as dust removal and impurity removal is required after the conveying, so that more treatment steps exist.
Disclosure of Invention
The invention aims to provide an integrated closed grain conveyor with dust removal and impurity removal functions, which can be used for simultaneously removing dust and screening impurities in the grain conveying process through the actions of a dust removal device and a screening device, so that the problems of air pollution and reduction of the quality of a working environment caused by a large amount of dust are greatly relieved.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an integrated closed grain conveyor with dust removal and impurity removal functions, which comprises a grain conveyor, a dust removal device and a screening device, wherein the grain conveyor is provided with a dust removal device and a dust removal device; the grain conveyor comprises an annular conveying belt, a driving roller, a driven roller, a cover body, a reduction gearbox and a motor; a driving roller and a driven roller are rotationally matched on the inner wall of the cover body; the motor is in transmission connection with the driving roller through a reduction box; the circumferential side surfaces of the driving roller and the driven roller are matched with an annular conveying belt; the cover body is respectively provided with a feeding port and a discharging port; a dust removal device is fixedly arranged on the feeding port; a screening device is fixedly arranged on the discharge hole; the dust removal device comprises a material leakage plate, a blower, a sundry storage groove, a ventilation pipe and a cylinder body; a horn mouth structure and a material leaking plate for feeding materials are fixed at the upper end part of the barrel; the material leaking plate is positioned at the bottom of the bell mouth structure; the interior of the cylinder body is communicated with the blower; the bottom of the cylinder body is provided with a blanking port; a trash storage groove and a ventilation pipe are respectively fixed on one side of the blanking port; the screening device comprises a screen plate and a screening groove; an inclined sieve plate is fixed on one side surface of the impurity sieving groove; the surfaces of the sieve plates are all provided with sieve pores; the purpose of performing dust removal treatment at the feed inlet is to remarkably reduce the generation of raised dust in the subsequent conveying and screening processes, and meanwhile, the crushed particles can be cleaned to the impurity storage tank incidentally in the dust removal process; and a large amount of dust enters the ventilation pipe, and then the air with a large amount of dust is subjected to dust removal treatment.
Furthermore, a material leaking hole is formed in one surface of the material leaking plate; the material leaking hole is of a long strip-shaped structure; the grain dust collector aims at enabling grains to be in uniform contact with air generated by an air blower in the process of falling in the strip-shaped material leaking hole, so that the contact area is increased, and therefore, as much dust as possible in the grains is blown away by the air, and the dust removing effect is remarkably improved; the same principle also has the effect of obviously improving the effect of removing the shrivelled grains.
Further, the central line of the material leaking hole is parallel to the air blowing direction of the air blower; the aim is to make the dust and shrivelled particles contacted with the wind fly in the blowing direction as much as possible, so as to enter the ventilation pipe or the impurity storage tank.
Furthermore, an included angle formed by the central line of the material leaking hole and the blowing direction of the blower is 45 degrees; its aim at, the blast air that the air-blower produced carries out the grain of whereabouts in-process to a certain extent and blows off for grain presents the scattering to a certain extent, is convenient for blow off the dust and the flat grain of adulteration in grain, has the effect that improves the dust removal.
Further, the sieve plate is of an L-shaped structure; the sieve plate comprises a slide-assisting part and a warping part; the impurity screening groove is used for collecting and accumulating impurities such as small stone particles doped in grains; after the grains are conveyed, the grains pass through the sliding assisting part to increase certain kinetic energy, and after the grains pass through the warping plate part, the grains slide out by means of the kinetic energy and inertia; and impurities such as small stone particles and the like can more easily pass through the sieve holes and enter the impurity sieving groove.
Furthermore, the surface of the annular conveying belt is provided with anti-skid lines, so that the annular conveying belt can be suitable for horizontal conveying or inclined conveying.
The invention has the following beneficial effects:
1. the invention simultaneously removes dust and screens impurities in the grain conveying process through the action of the dust removing device and the screening device, has the advantage of integration of conveying, dust removing and impurity removing, and greatly relieves the problems of air pollution and reduction of the quality of a working environment caused by a large amount of dust.
2. According to the invention, through carrying out dust removal treatment at the feed inlet, the generation of raised dust in the subsequent conveying and screening processes can be remarkably reduced, and meanwhile, shrivelled grains can be cleaned to the impurity storage tank incidentally in the dust removal process; and a large amount of dust enters the ventilation pipe, and then the air with a large amount of dust is subjected to dust removal treatment.
3. The grain falls in the strip-shaped material leaking hole, and can uniformly contact with the air generated by the air blower, so that the contact area is increased, the air blows away as much dust as possible from the grain, and the dust removal effect is obviously improved; the same principle also has the effect of obviously improving the effect of removing the shrivelled grains.
4. The included angle formed by the central line of the material leaking hole and the air blowing direction of the air blower is 45 degrees; the blast air that makes the air-blower produce carries out the grain of whereabouts in-process to a certain extent and blows off for grain presents the scattering to a certain extent, is convenient for blow off the dust and the flat grain that mix in grain, has the effect that improves the dust removal.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an integrated enclosed grain conveyor with dust and impurity removal functions according to the present invention;
FIG. 2 is a schematic view of the internal structure of the grain conveyor;
FIG. 3 is a schematic view of the internal structure of the dust removing device;
FIG. 4 is a schematic structural view of a material leaking plate parallel to the blowing direction;
FIG. 5 is a schematic structural view of a material leaking plate forming an included angle with the blowing direction;
FIG. 6 is a schematic view showing the internal structure of the screening apparatus;
fig. 7 is a schematic structural view of a screen deck;
in the drawings, the components represented by the respective reference numerals are listed below:
1-grain conveyor, 2-dust removing device, 3-screening device, 101-annular conveying belt, 102-driving roller, 103-driven roller, 104-cover body, 105-feeding port, 106-discharging port, 201-material leaking plate, 202-air blower, 203-impurity storage groove, 204-ventilating pipe, 205-barrel, 206-bell mouth structure, 207-discharging port, 208-material leaking hole, 301-sieve plate, 302-impurity sieving groove, 303-sieve hole, 304-sliding assisting part and 305-warping part.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-7, the present invention is an integrated enclosed grain conveyor with dust and impurity removing functions, which comprises a grain conveyor 1, a dust removing device 2 and a screening device 3; the grain conveyor 1 comprises an annular conveying belt 101, a driving roller 102, a driven roller 103, a cover body 104, a reduction gearbox and a motor; a driving roller 102 and a driven roller 103 are rotationally matched on the inner wall of the cover body 104; the motor is in transmission connection with the drive roll 102 through a reduction gearbox; the circumferential sides of the driving roller 102 and the driven roller 103 are matched with an annular conveying belt 101; a feeding port 105 and a discharging port 106 are respectively arranged on the cover body 104; the feeding port 105 is fixedly provided with a dust removal device 2; the discharge port 106 is fixedly provided with a screening device 3; the dust removing device 2 comprises a material leaking plate 201, a blower 202, a sundry storage tank 203, a vent pipe 204 and a barrel 205; a bell mouth structure 206 for feeding and a material leaking plate 201 are fixed at the upper end part of the cylinder 205; the material leaking plate 201 is positioned at the bottom of the bell mouth structure 206; the inside of the cylinder 205 is communicated with the blower 202; the bottom of the cylinder 205 is provided with a blanking port 207; one side of the blanking port 207 is respectively fixed with a sundries storage tank 203 and a ventilation pipe 204; the screening device 3 comprises a screen plate 301 and a screening groove 302; an inclined sieve plate 301 is fixed on one side surface of the impurity sieving groove 302; the sieve plate 301 is provided with sieve pores 303 on the surface; the purpose of performing dust removal treatment at the material inlet 105 is to remarkably reduce the generation of raised dust in the subsequent conveying and screening processes, and meanwhile, the shrivelled grains can be cleaned into the impurity storage tank 203 in the dust removal process; and a large amount of dust enters the ventilation pipe 204, and then the air with the large amount of dust is subjected to dust removal processing.
Preferably, a material leaking hole 208 is formed on one surface of the material leaking plate 201; the material leaking hole 208 is in a strip-shaped structure; the aim is that the grains can uniformly contact with the wind generated by the air blower 202 in the process of falling in the strip-shaped material leaking hole 208, so that the contact area is increased, and therefore, the wind blows away as much dust as possible from the grains, and the dust removal effect is obviously improved; the same principle also has the effect of obviously improving the effect of removing the shrivelled grains.
Preferably, the centerline of the weep hole 208 is parallel to the blowing direction of the blower 202; the aim is to make as much as possible of the dust and shrivelled particles coming into contact with the wind to follow the blowing direction, and thus enter the ventilation pipe 204 or the trash tank 203.
Preferably, the included angle between the central line of the material leaking hole 208 and the blowing direction of the blower 202 is 45 degrees; its aim at, the blast air that air-blower 202 produced carries out the grain of whereabouts in-process to a certain extent and blows off for grain presents the scattering to a certain extent, is convenient for blow off the dust and the flat grain of adulteration in grain, has the effect that improves the dust removal.
Preferably, the sieve plate 301 is an L-shaped structure; the screen panel 301 comprises a slide aid 304 and a paddle 305; the impurity screening groove 302 is used for collecting and accumulating impurities such as small stone particles doped in grains; after being conveyed, the grains pass through the sliding assisting part 304 to increase certain kinetic energy, and after passing through the raised plate part 305, the grains slide out by virtue of the kinetic energy and inertia; while impurities such as small stone particles are more likely to pass through the screen holes 303 and enter the impurity screening grooves 302.
Preferably, the surface of the endless conveyor belt 101 is provided with anti-slip lines, which aim at horizontal conveying or inclined conveying.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. An integrated closed grain conveyor with dust removal and impurity removal functions comprises a grain conveyor (1); the grain conveyor (1) comprises an annular conveying belt (101), a driving roller (102), a driven roller (103), a cover body (104), a reduction gearbox and a motor; a driving roller (102) and a driven roller (103) are rotationally matched on the inner wall of the cover body (104); the motor is in transmission connection with the driving roller (102) through a reduction gearbox; the circumferential side surfaces of the driving roller (102) and the driven roller (103) are matched with an annular conveying belt (101); the method is characterized in that:
a feeding port (105) and a discharging port (106) are respectively formed in the cover body (104);
a dust removal device (2) is fixedly arranged on the feeding port (105);
the discharge hole (106) is fixedly provided with a screening device (3);
the dust removal device (2) comprises a material leakage plate (201), a blower (202), a impurity storage tank (203), a ventilation pipe (204) and a cylinder (205); a bell mouth structure (206) for feeding and a material leaking plate (201) are fixed at the upper end part of the cylinder body (205); the material leaking plate (201) is positioned at the bottom of the bell mouth structure (206); the interior of the barrel (205) is communicated with a blower (202); a blanking port (207) is formed at the bottom of the cylinder (205); one side of the blanking port (207) is respectively fixed with a sundries storage tank (203) and a ventilation pipe (204);
the screening device (3) comprises a screen plate (301) and a screening groove (302); an inclined sieve plate (301) is fixed on one side surface of the impurity sieving groove (302); sieve pores (303) are formed on the surface of the sieve plate (301).
2. The integrated closed grain conveyor with the dust and impurity removing functions as claimed in claim 1, wherein a material leaking hole (208) is formed in one surface of the material leaking plate (201).
3. The integrated closed grain conveyor with the functions of dust removal and impurity removal as claimed in claim 2, wherein the material leaking holes (208) are of a long strip-shaped structure.
4. The integrated closed grain conveyor with the dust and impurity removing functions as claimed in claim 2, wherein the center line of the material leaking hole (208) is parallel to the blowing direction of the blower (202).
5. The integrated closed grain conveyor with the functions of dust removal and impurity removal according to claim 4, wherein an included angle formed by a central line of the material leaking hole (208) and an air blowing direction of the air blower (202) is 45 degrees.
6. The integrated closed grain conveyor with the functions of dust removal and impurity removal according to claim 1, wherein the sieve plate (301) is of an L-shaped structure.
7. The integrated closed grain conveyor with the dust and impurity removing functions as claimed in claim 1, wherein the sieve plate (301) comprises a slide-assisting part (304) and a warping plate part (305).
8. The integrated closed grain conveyor with the functions of dust removal and impurity removal according to claim 1, wherein the surface of the endless conveyor belt (101) is provided with anti-skid grains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011015806.XA CN112265842A (en) | 2020-09-24 | 2020-09-24 | Integrated closed grain conveyor with dust removal and impurity removal functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011015806.XA CN112265842A (en) | 2020-09-24 | 2020-09-24 | Integrated closed grain conveyor with dust removal and impurity removal functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112265842A true CN112265842A (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011015806.XA Pending CN112265842A (en) | 2020-09-24 | 2020-09-24 | Integrated closed grain conveyor with dust removal and impurity removal functions |
Country Status (1)
| Country | Link |
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| CN (1) | CN112265842A (en) |
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| JP2009273969A (en) * | 2008-05-12 | 2009-11-26 | Semco Co | Powder extraction apparatus and granule separation system |
| JP2012081642A (en) * | 2010-10-12 | 2012-04-26 | Kawata Mfg Co Ltd | Fine powder removing apparatus |
| US20150329293A1 (en) * | 2014-05-15 | 2015-11-19 | VEJOPIROX, naamloze vennootschap | Closed conveyor belt |
| CN107117437A (en) * | 2017-04-13 | 2017-09-01 | 无为皖江粮食机械有限公司 | A kind of novel foodstuff conveyer of conveniently moving |
| CN107651383A (en) * | 2017-11-05 | 2018-02-02 | 钟德民 | Novel tea cools down winnowing conveyer |
| CN107661854A (en) * | 2016-07-28 | 2018-02-06 | 宜昌市昌伟饲料科技有限公司 | Pellet is dry, sorting integrated apparatus |
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| CN109909156A (en) * | 2019-03-14 | 2019-06-21 | 顾健健 | A kind of grain storage device and its working method having storage screening function |
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2020
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| JP2009273969A (en) * | 2008-05-12 | 2009-11-26 | Semco Co | Powder extraction apparatus and granule separation system |
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| CN107661854A (en) * | 2016-07-28 | 2018-02-06 | 宜昌市昌伟饲料科技有限公司 | Pellet is dry, sorting integrated apparatus |
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Application publication date: 20210126 |
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