CN115672506A - Multistage grinding device for feed and using method thereof - Google Patents
Multistage grinding device for feed and using method thereof Download PDFInfo
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- CN115672506A CN115672506A CN202211269804.2A CN202211269804A CN115672506A CN 115672506 A CN115672506 A CN 115672506A CN 202211269804 A CN202211269804 A CN 202211269804A CN 115672506 A CN115672506 A CN 115672506A
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- 238000000227 grinding Methods 0.000 title claims abstract description 134
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000002994 raw material Substances 0.000 claims description 47
- 239000002245 particle Substances 0.000 claims description 45
- 239000000843 powder Substances 0.000 claims description 16
- 239000012141 concentrate Substances 0.000 claims description 11
- 239000004615 ingredient Substances 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 2
- 238000011017 operating method Methods 0.000 claims 2
- 241000561734 Celosia cristata Species 0.000 claims 1
- 210000001520 comb Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 230000001133 acceleration Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 2
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 244000138286 Sorghum saccharatum Species 0.000 description 1
- 235000011684 Sorghum saccharatum Nutrition 0.000 description 1
- 235000019764 Soybean Meal Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 235000001014 amino acid Nutrition 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004455 soybean meal Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/80—Food processing, e.g. use of renewable energies or variable speed drives in handling, conveying or stacking
- Y02P60/87—Re-use of by-products of food processing for fodder production
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- Apparatuses For Bulk Treatment Of Fruits And Vegetables And Apparatuses For Preparing Feeds (AREA)
Abstract
The invention relates to the technical field of feed production, in particular to a grinding device for feed granulation production and a use method thereof.
Description
Technical Field
The invention relates to the technical field of feed production, in particular to a feed multistage grinding device and a using method thereof.
Background
The livestock breeding industry is rapidly developed in China in recent years, and the requirements on feed grinding are more and more. Present for the feed production grinder all kinds on the market at present, all have respective advantage, but present grinder can only grind the feed ingredient of fixed particle size mostly, and can only grind a feed ingredient, can not mix simultaneously and grind several feed ingredients.
For example, patent No. CN212882628U discloses a grinding device for feed production, which solves the problem of mixing and grinding several feed materials at the same time, but in actual production, because the particle sizes of different feed materials are different, it cannot grind different feed materials in batches by adopting a grinding mode that one grinding cavity is communicated with four feed hoppers, thereby resulting in poor feed mixing effect.
Therefore, it is desirable to provide a grinding apparatus capable of performing multi-stage grinding of a plurality of feed materials in batches and then mixing the ground materials.
Disclosure of Invention
The invention provides a feed multistage grinding device and a using method thereof, which can grind and mix feed raw materials with different particle sizes in batches, thereby solving the technical problem of poor feed mixing effect.
In order to solve the above technical problem, the present invention provides a multistage grinding device for feed, comprising: the upper grinding cavity is used for grinding the coarse feed raw materials to obtain coarse feed particles;
the lower grinding cavity is used for mixing and secondarily grinding the coarse feed particles and the fine feed raw materials;
the concentrated feed conveying assembly is positioned between the upper grinding cavity and the lower grinding cavity and is used for conveying concentrated feed raw materials; wherein
The concentrate conveying assembly comprises: a fine feed feeding pipe and a secondary air inlet pipe;
the fine feed feeding pipe is suitable for receiving coarse feed powder obtained after the grinding of the upper grinding cavity and mixing the coarse feed powder and the fed fine feed in the pipe;
the second-stage air inlet pipe is suitable for blowing accelerated air flow into the fine feed feeding pipe, so that mixed coarse feed particles and fine feed raw materials are enabled to enter the lower-layer grinding cavity together after keeping the same speed.
In another aspect, the present invention further provides a working method of a multistage feed grinding device, including:
step S1, grinding the coarse feed raw materials through an upper grinding cavity to obtain coarse feed particles;
s2, conveying fine feed raw materials through a fine feed conveying assembly;
and S3, mixing the coarse feed particles and the fine feed raw materials through the lower grinding cavity and grinding for the second time.
The feed grinder has the advantages that the coarse feed raw materials are subjected to airflow grinding through the arranged upper-layer grinding cavity to obtain coarse feed particles, then the coarse feed particles are mixed with the fine feed raw materials through the fine feed conveying assembly arranged below the upper-layer grinding cavity, the fine feed raw materials are accelerated and then sent to the lower-layer grinding cavity arranged below the fine feed conveying assembly to be finally ground and mixed, and therefore the technical problem that the grinding and mixing effects are poor due to different particle sizes of different feed raw materials in the traditional feed grinder is solved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the feed multi-stage grinding apparatus of the present invention;
FIG. 2 is a schematic cross-sectional view of the feed multi-stage grinding apparatus of the present invention;
FIG. 3 is a schematic view of the concentrate delivery assembly of the multistage feed grinding apparatus of the present invention;
fig. 4 is a schematic cross-sectional view of a concentrate delivery assembly of the multistage feed grinding apparatus of the present invention.
In the figure: the device comprises an upper-layer grinding cavity 1, a first-level air inlet pipe 11, a first-level feed pipe 12, a blanking pipe 13, a lower outlet 14, a spiral air duct 15, a lower-layer grinding cavity 2, a fine feed conveying component 3, a fine feed feeding pipe 31, a thread groove 311, an acceleration air duct 312, a feed inlet 32, an air inlet pipe opening 33 and a second-level air inlet pipe 34.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.
Examples
The feed comprises more than ten kinds of feed raw materials such as soybean, soybean meal, corn, amino acid, miscellaneous meal, additives, grease, grains, sweet sorghum and the like; in the feed production link, need grind multiple raw materials into powder, mix afterwards, but current mixing arrangement adopts together to grind or grind single raw materials respectively usually, and the mode through mixing is again with multiple powder raw materials cooperation to it is loaded down with trivial details to make the production link, and the effect of mixing is relatively poor, influences the feed quality.
As shown in fig. 1 to 4, the present embodiment provides a multistage grinding apparatus for fodder, which includes: the upper-layer grinding cavity 1 is used for grinding the coarse feed raw materials to obtain coarse feed particles; the lower grinding cavity 2 is used for mixing and secondarily grinding the coarse feed particles and the fine feed raw materials; the concentrated feed conveying assembly 3 is positioned between the upper-layer grinding cavity 1 and the lower-layer grinding cavity 2 and is used for conveying concentrated feed raw materials; wherein the concentrate conveying assembly 3 comprises: a fine feed feeding pipe 31 and a secondary air intake pipe 34; the fine feed feeding pipe 31 is suitable for receiving coarse feed powder obtained after the grinding of the upper grinding cavity 1 and mixing the coarse feed powder and the fed fine feed in the pipe; the second air inlet pipe 34 is adapted to blow an accelerated airflow into the fine fodder feeding pipe 31, so that the mixed coarse fodder particles and fine fodder raw materials enter the lower grinding chamber 2 together at the same speed.
In this embodiment, carry out fluid energy milling to coarse fodder raw materials through the upper strata grinding chamber 1 that sets up and obtain coarse fodder powder, then through setting up in the concentrate conveying component 3 of upper strata grinding chamber 1 below, put into the fine fodder raw materials and mix with coarse fodder powder, and send to the lower floor grinding chamber 2 that sets up in concentrate conveying component 3 below after accelerating together, carry out final grinding and mix, thereby avoided traditional fodder grinder to lead to grinding and mixed not good technical problem of effect because the particle diameter of each different fodder raw materials is different.
In this embodiment, the upper layer grinding chamber 1 includes: a first-stage air inlet pipe 11 and a first-stage feeding pipe; the primary air inlet pipe 11 is arranged at the bottom of the cavity of the upper-layer grinding cavity 1 and is communicated with the cavity; the primary feeding pipe 12 is arranged at the bottom of the cavity of the upper-layer grinding cavity 1 and is communicated with the cavity; high-speed airflow enters the upper grinding chamber 1 through the first-stage air inlet pipe 11 to drive coarse feed raw materials entering the upper grinding chamber 1 through the first-stage inlet pipe 12 to rotate at a high speed, and the coarse feed raw materials collide with each other and are crushed to obtain coarse feed particles.
In this embodiment, the one-level intake pipe 11 with one-level inlet pipe 12 all follows the tangential direction setting of upper grinding chamber 1, thereby when one-level intake pipe 11 blows, the coarse fodder that one-level inlet pipe 12 drops into along the inside wall spiral shell screwing in of upper grinding chamber 1, in the in-process that rises, collide each other between the coarse fodder raw materials, thereby the breakage, form coarse fodder powder, and, in the in-process that the raw materials collided, the granularity of coarse fodder raw materials reduced gradually, thereby gravity reduces, continuously rises under the air current effect, until rising to the top of upper grinding chamber 1.
As shown in the figures, in the present embodiment, the upper grinding chamber 1 further includes: a blanking pipe 13 arranged in the center of the upper grinding cavity 1; the opening of the blanking pipe 13 is upward, and the lower output port is communicated with a fine feed feeding pipe 31; a spiral air duct 15 is arranged on the inner wall of the upper-layer grinding cavity 1, and the spiral air duct 15 extends upwards to the top of the upper-layer grinding cavity 1; the inner wall of the spiral air duct 15 is in a sawtooth shape, and the large-particle feed raw materials spirally collide with the inner wall in the spiral air duct 15 and fall to the blanking pipe 13 after advancing to the top of the upper grinding cavity 1 along the spiral air duct 15.
In this embodiment, optionally, unloading pipe 13 is the round platform shape and sets up in the central authorities of upper grinding chamber 1 to make the air current in the upper grinding chamber 1 can not take place disorderly, and simultaneously, because the chamber top of upper grinding chamber 1 is the arc, and be provided with spiral duct 15 on the inner wall of upper grinding chamber 1, large granule feed ingredient is in spiral duct 15 with inner wall spiral collision, thereby satisfy the coarse fodder powder that the particle diameter required can be blown to arc top central authorities and lose air thrust afterwards and fall to unloading pipe 13 in, the problem that traditional mechanical grinding can't judge the particle diameter size and cause partial product to excessively grind in the course of grinding has been avoided, and grinding efficiency is improved.
In this embodiment, the concentrate conveying assembly 3 is arranged horizontally; and a feed inlet matched with a lower output port of the upper grinding cavity 1 is formed in the concentrate conveying component 3.
In this embodiment, optionally, the concentrated feed conveying assembly 3 is horizontally attached to the bottom of the upper grinding chamber 1, and the feed inlet 32 formed on the concentrated feed conveying assembly is the same as the lower output port of the upper grinding chamber 1 in size, so that coarse-grade feed powder ground in the upper grinding chamber 1 can smoothly enter the concentrated feed conveying assembly 3.
In this embodiment, the concentrated feed feeding pipe 31 is connected to the secondary air intake pipe 34; wherein, the high-speed airflow is introduced into the fine feed feeding pipe 31 through the second-stage air inlet pipe 34, and drives the coarse feed particles entering from the feed inlet 32 to enter the lower grinding chamber 2 from the outlet of the fine feed feeding pipe 31 for secondary grinding.
In the present embodiment, the fine fodder feeding pipe 31 is connected to the second air intake pipe 34, so that the high-speed air flow blown in from the air intake pipe opening of the second air intake pipe 34 can enter the fine fodder feeding pipe 31 straightly, and the fine fodder can be blown into the fine fodder feeding pipe 31 by blowing together with the air flow, under the blowing and mixing action of the air flow, the fine fodder and the coarse fodder particles are mixed in advance, and the particle size of the coarse fodder particles at this time is ground to be nearly the same as that of the fine fodder, so that the fine fodder and the coarse fodder particles can enter the lower grinding chamber 2 at the same speed.
In this embodiment, a thread groove 311 is disposed inside the fine fodder feeding pipe 31, the thread pitch of the thread gradually increases from the feed inlet 32 to the outlet of the fine fodder feeding pipe 31, the bottom of the thread groove 311 becomes gradually shallow, and an acceleration air duct 312 is disposed at the end of the thread groove 311; when the coarse fodder particles enter the fine fodder feeding pipe 31, they rotate around the thread groove 311 and towards the outlet of the fine fodder feeding pipe 31, and then enter the accelerating air flow into the lower grinding chamber 2 at the same speed with the fine fodder through the accelerating air duct 312.
In this embodiment, optionally, the air current in the upper grinding chamber 1 can enter into the fine level fodder input pipe 31 by the discharging pipe, therefore, the screw groove 311 that sets up inside the fine level fodder input pipe 31 can be effectual will come from the high-speed horizontal air current of second grade intake pipe 34 and the vertical air current that comes from the discharging pipe mixes mutually, the air current is in the route of advancing along screw groove 311, two air currents converge gradually, avoided blowing away feed ingredient because of the high-speed horizontal air current of second grade intake pipe 34, thereby increase grinding efficiency.
In this embodiment, optionally, the pitch of the screw groove 311 gradually increases from the feed inlet 32 to the outlet of the fine fodder feeding pipe 31, and the bottom of the screw groove 311 gradually becomes shallow, so that two airflows finally move in the horizontal direction, thereby avoiding power loss.
As shown, in this embodiment, the nozzle of the acceleration duct 312 is narrowed inward.
In this embodiment, the nozzle of the acceleration air duct 312 is optionally narrowed inward, so that the airflow is increased in power when entering the lower grinding chamber 2 from the acceleration air duct 312.
As shown in the figures, the invention also provides a using method of the feed multistage grinding device, which comprises the following steps:
step S1, grinding the coarse feed raw materials through an upper grinding cavity 1 to obtain coarse feed particles;
s2, conveying fine feed raw materials through a fine feed conveying assembly 3;
and S3, mixing the coarse feed particles and the fine feed raw materials through the lower grinding cavity 2 and grinding for the second time.
In this embodiment, optionally, the fine fodder conveying component 3 that sets up between grinding chamber 1 and lower floor grinding chamber 2 on the upper strata can effectually solve multiple feed ingredient and carry out the super garrulous phenomenon production that many times grind and cause in single crushing chamber, has also avoided the inhomogeneous problem of mixture that multiple raw materials lead to because of the particle diameter difference, and simultaneously, the fine fodder in the fine fodder conveying component 3 setting is thrown pipe 31 and can effectively be avoided the air current to blow off the raw materials powder to increase grinding efficiency.
In summary, the present invention performs air current pulverization on the coarse feed raw material through the upper layer grinding chamber 2 to obtain coarse feed particles, and then the coarse feed particles are mixed with the fine feed raw material through the fine feed conveying assembly 3 disposed below the upper layer grinding chamber 2, and the mixture is accelerated and then sent to the lower layer grinding chamber 2 disposed below the fine feed conveying assembly 3 for final grinding and mixing, thereby avoiding the technical problem of poor grinding and mixing effects caused by different particle sizes of different feed raw materials in the conventional feed grinding device.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A multistage grinder of fodder, its characterized in that includes:
the upper grinding cavity is used for grinding the coarse feed raw materials to obtain coarse feed particles;
the lower grinding cavity is used for mixing and secondarily grinding the coarse feed particles and the fine feed raw materials;
the concentrated feed conveying assembly is positioned between the upper grinding cavity and the lower grinding cavity and is used for conveying concentrated feed raw materials; wherein
The concentrate conveying assembly comprises: a fine feed feeding pipe and a secondary air inlet pipe;
the fine feed feeding pipe is suitable for receiving coarse feed powder obtained after the grinding of the upper grinding cavity and mixing the coarse feed powder and the fed fine feed in the pipe;
the second-stage air inlet pipe is suitable for blowing accelerated air flow into the fine feed feeding pipe, so that mixed coarse feed particles and fine feed raw materials are enabled to enter the lower-layer grinding cavity together after keeping the same speed.
2. The multistage feed grinding device of claim 1,
the upper layer grinding chamber comprises: a first-stage air inlet pipe and a first-stage feeding pipe;
the primary air inlet pipe is arranged at the bottom of the upper-layer grinding cavity body and is communicated with the cavity;
the primary feeding pipe is arranged at the bottom of the upper-layer grinding cavity body and is communicated with the cavity;
the high-speed airflow enters the upper grinding cavity through the first-stage air inlet pipe, and drives the coarse feed raw materials entering the upper grinding cavity through the first-stage inlet pipe to rotate at a high speed, and the coarse feed raw materials collide and are crushed to obtain coarse feed particles.
3. The multistage feed grinding device of claim 2,
the upper layer grinding chamber further comprises: the blanking pipe is arranged in the center of the upper grinding cavity;
the opening of the blanking pipe is upward, and the lower output port is communicated with a fine feed feeding pipe;
a spiral air duct is arranged on the inner wall of the upper-layer grinding cavity and extends upwards to the top of the upper-layer grinding cavity;
the inner wall of spiral wind channel is the cockscomb structure, large granule feed ingredient collides with the inner wall spiral in the spiral wind channel to go forward to the top back whereabouts to the unloading pipe in upper grinding chamber along the spiral wind channel.
4. The multistage feed grinder of claim 3,
the fine material conveying component is horizontally arranged;
and a feed inlet matched with the lower output port of the upper grinding cavity is formed in the concentrate conveying assembly.
5. The multistage feed grinding device of claim 4,
the fine feed feeding pipe is connected with the second-stage air inlet pipe; wherein
High-speed airflow is introduced into the fine feed feeding pipe through the second-stage air inlet pipe, and coarse feed particles entering from the feed inlet are driven to enter the lower-layer grinding cavity through an outlet of the fine feed feeding pipe to be subjected to secondary grinding.
6. The multistage feed grinding device of claim 5,
the inside of the fine feed feeding pipe is provided with a thread groove, the thread pitch of the thread is gradually increased from the feed inlet to the outlet of the fine feed feeding pipe, the bottom of the thread groove is gradually shallow, and the tail end of the thread groove is provided with an accelerating air channel;
when the coarse feed particles enter the fine feed feeding pipe, the coarse feed particles rotate around the thread groove and towards the outlet of the fine feed feeding pipe, and the coarse feed particles and the fine feed enter the accelerating air flow at the same speed through the accelerating air duct and enter the lower grinding cavity.
7. The multistage feed grinder of claim 6,
and the pipe orifice of the accelerating air duct is narrowed inwards.
8. A method of operating a multistage feed grinding apparatus as claimed in claim 1, comprising:
step S1, grinding the coarse feed raw materials through an upper grinding cavity to obtain coarse feed particles;
s2, conveying concentrated feed raw materials through a concentrated feed conveying assembly;
and S3, mixing the coarse feed particles and the fine feed raw materials through the lower grinding cavity and grinding for the second time.
9. The operating method according to claim 8,
the concentrate conveying assembly comprises: a fine feed feeding pipe and a secondary air inlet pipe;
the fine feed feeding pipe is suitable for receiving coarse feed powder obtained after the grinding of the upper grinding cavity and mixing the coarse feed powder and the fed fine feed in the pipe;
the second-stage air inlet pipe is suitable for blowing accelerated air flow into the fine feed feeding pipe so that the mixed coarse feed particles and fine feed raw materials can enter the lower grinding cavity together after keeping the same speed.
10. The operating method according to claim 9,
the inside of the fine feed feeding pipe is provided with a thread groove, the thread pitch of the thread is gradually increased from the feed inlet to the outlet of the fine feed feeding pipe, the bottom of the thread groove is gradually shallow, and the tail end of the thread groove is provided with an accelerating air channel;
when the coarse feed particles enter the fine feed feeding pipe, the coarse feed particles rotate around the thread groove and towards the outlet of the fine feed feeding pipe, and the coarse feed particles and the fine feed enter the accelerating air flow at the same speed through the accelerating air duct and enter the lower grinding cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211269804.2A CN115672506A (en) | 2022-10-18 | 2022-10-18 | Multistage grinding device for feed and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211269804.2A CN115672506A (en) | 2022-10-18 | 2022-10-18 | Multistage grinding device for feed and using method thereof |
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| Publication Number | Publication Date |
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| CN115672506A true CN115672506A (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211269804.2A Withdrawn CN115672506A (en) | 2022-10-18 | 2022-10-18 | Multistage grinding device for feed and using method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003033726A (en) * | 2001-07-19 | 2003-02-04 | Seishin Enterprise Co Ltd | Pneumatic classifier |
| CN2845467Y (en) * | 2005-11-24 | 2006-12-13 | 大连轻工业学院 | Thrusher for mixed feed |
| CN201667974U (en) * | 2010-05-12 | 2010-12-15 | 董衍鹏 | No dust environmental protection feed grinder mixer |
| CN207022871U (en) * | 2017-06-07 | 2018-02-23 | 侯仕农 | A kind of coarse-fine feed mixed material feeding device of phytophagous animal |
| CN207385379U (en) * | 2017-09-29 | 2018-05-22 | 安徽喜乐佳生物科技有限公司 | A kind of coarse-fine pannage mixer |
| CN208050118U (en) * | 2018-01-25 | 2018-11-06 | 韶关市龙凤胎饲料有限公司 | A kind of feed production technology rapidly and efficiently grinding device |
| CN114455593A (en) * | 2022-01-25 | 2022-05-10 | 苏州锦艺新材料科技股份有限公司 | Silicon micropowder grading processing production equipment |
| CN114505148A (en) * | 2022-02-08 | 2022-05-17 | 苏州锦艺新材料科技股份有限公司 | Production device for surface modification of silicon micropowder |
-
2022
- 2022-10-18 CN CN202211269804.2A patent/CN115672506A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003033726A (en) * | 2001-07-19 | 2003-02-04 | Seishin Enterprise Co Ltd | Pneumatic classifier |
| CN2845467Y (en) * | 2005-11-24 | 2006-12-13 | 大连轻工业学院 | Thrusher for mixed feed |
| CN201667974U (en) * | 2010-05-12 | 2010-12-15 | 董衍鹏 | No dust environmental protection feed grinder mixer |
| CN207022871U (en) * | 2017-06-07 | 2018-02-23 | 侯仕农 | A kind of coarse-fine feed mixed material feeding device of phytophagous animal |
| CN207385379U (en) * | 2017-09-29 | 2018-05-22 | 安徽喜乐佳生物科技有限公司 | A kind of coarse-fine pannage mixer |
| CN208050118U (en) * | 2018-01-25 | 2018-11-06 | 韶关市龙凤胎饲料有限公司 | A kind of feed production technology rapidly and efficiently grinding device |
| CN114455593A (en) * | 2022-01-25 | 2022-05-10 | 苏州锦艺新材料科技股份有限公司 | Silicon micropowder grading processing production equipment |
| CN114505148A (en) * | 2022-02-08 | 2022-05-17 | 苏州锦艺新材料科技股份有限公司 | Production device for surface modification of silicon micropowder |
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Application publication date: 20230203 |