CN115672713A - Screening equipment for nano material - Google Patents
Screening equipment for nano material Download PDFInfo
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- CN115672713A CN115672713A CN202211504280.0A CN202211504280A CN115672713A CN 115672713 A CN115672713 A CN 115672713A CN 202211504280 A CN202211504280 A CN 202211504280A CN 115672713 A CN115672713 A CN 115672713A
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- screen cylinder
- feeding pipe
- filter screen
- drum
- top surface
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- 239000002086 nanomaterial Substances 0.000 title claims abstract description 46
- 238000012216 screening Methods 0.000 title claims abstract description 26
- 239000000463 material Substances 0.000 claims abstract description 73
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 13
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 13
- 241001330002 Bambuseae Species 0.000 claims description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 13
- 239000011425 bamboo Substances 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 238000007873 sieving Methods 0.000 abstract 2
- 238000009825 accumulation Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
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Abstract
The invention discloses a screening device for nano materials, which relates to the technical field of screening devices and comprises a base, a primary screen cylinder, a plurality of guide rods and a vibration spring, wherein the primary screen cylinder is arranged above the base, the guide rods are annularly and equidistantly arranged on the top surface of the primary screen cylinder, the vibration spring is sleeved on the outer wall of each guide rod, a secondary screen cylinder is arranged at the top of the primary screen cylinder, a tertiary screen cylinder is arranged at the top of the secondary screen cylinder, a feeding pipe is arranged in the middle of the top surface of the tertiary screen cylinder, a plugging mechanism is arranged at the bottom of the feeding pipe, a cylinder is arranged at the bottom in the primary screen cylinder, filter screens are arranged at the bottoms in the secondary screen cylinder and the tertiary screen cylinder, circular guide plates are arranged at the tops in the secondary screen cylinder and the tertiary screen cylinder, and a bulk cargo mechanism is arranged below the feeding pipe; according to the invention, the material distributing plate in the material distributing mechanism rotates, so that the spaced feeding is realized, the nanometer materials are prevented from directly overflowing from the top surface of the material distributing plate when the nanometer materials are fed, the material distributing plate does not work, the nanometer material sieving efficiency is influenced, and the nanometer material sieving working efficiency is further improved.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to screening equipment for nano materials.
Background
Nanomaterials are materials that have at least one dimension in three dimensions in the nanometer range (0.1-100 nm) or consist of them as elementary units, which corresponds approximately to the dimension of 10-100 atoms closely arranged together; when the nano material is produced, screening equipment is needed, and when the existing screening equipment is used, the nano material falls on the filter screen through the feeding pipe, because the nano material contains unqualified large-particle nano material and some impurities, and the large-particle nano material can block the meshes of the filter screen, the screening efficiency of the nano material is influenced; therefore, it is necessary to solve the above-described problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a nano material screening device.
In order to achieve the purpose, the invention adopts the following technical scheme:
the nanometer material screening equipment comprises a base, a first-stage screen cylinder arranged above the base, a plurality of guide rods arranged on the top surface of the first-stage screen cylinder at equal intervals in an annular mode, and a vibration spring sleeved on the outer wall of each guide rod, wherein the bottom of each guide rod movably penetrates through the top of the base;
bulk cargo mechanism is including rotating connecting axle, the branch flitch of setting on the filter screen top surface in tertiary sieve section of thick bamboo and seting up at the circular chamber that divides flitch top surface middle part, just the circular chamber is located under the inlet pipe, divide on the flitch outer wall equidistant ejection of compact chamber of a plurality of and circular chamber intercommunication of seting up, just ejection of compact chamber is close to circular chamber one end and is higher than keeping away from circular chamber one end, the activity of connecting axle bottom is the activity respectively and runs through filter screen and drum, the connecting axle bottom is equipped with driving motor.
Preferably, equidistant multiunit scraper blade that is equipped with on the connecting axle outer wall, just the scraper blade respectively with filter screen and drum outer wall in close contact with, a first order sieve section of thick bamboo, a second grade sieve section of thick bamboo and tertiary sieve section of thick bamboo outer wall bottom are equipped with the discharging pipe, filter screen and drum bottom slope are equipped with the baffle box with the discharging pipe intercommunication.
Preferably, the diameter of the meshes of the filter screen in the third-level screen cylinder is larger than that of the meshes of the filter screen in the second-level screen cylinder, and the filter screen is in a cone shape.
Preferably, the plugging mechanism comprises a short shaft B, a circular baffle and a worm, wherein the short shaft B is rotatably arranged on the inner wall of the bottom of the feeding pipe, the circular baffle is arranged at the inner end of the short shaft B, the worm is arranged at the other end of the circular baffle and coincides with the feeding pipe when the circular baffle is horizontal, a driving box is arranged on the outer wall of the bottom of the feeding pipe, a fixing plate is arranged inside the driving box, one end of the worm movably penetrates through the top of the inside of the driving box, a short shaft A is rotatably arranged in the middle of the top surface of the fixing plate, a turbine meshed with the worm is arranged at the top of the short shaft A, the bottom of the short shaft A movably penetrates through the bottom of the fixing plate, a bevel gear A is arranged at the bottom of the outer side surface of the driving box, a gear is arranged at the outer end of the driving shaft, the inner end of the driving shaft movably penetrates into the driving box, a bevel gear B meshed with the bevel gear A is arranged at the inner end of the driving shaft, and a plurality of arc-shaped toothed plates meshed with the gear are arranged at equal intervals on the outer wall of the top surface of the material distributing plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the use of the circular material distributing plate in the material distributing mechanism, the nano materials leaked from the feeding pipe can be dispersed around the circular material guiding plate, so that the nano materials are prevented from being accumulated on the filter screen, and the filtering efficiency of the nano materials is reduced; the nanometer material on the filter screen can be scraped through the middle part of the scraper, so that the nanometer material is prevented from blocking the meshes of the filter screen, and the filtering efficiency of the nanometer material is improved conveniently; meanwhile, the nanometer materials on the filter screen and the bottom of the cylinder can be pushed into the material guide groove through the bottom of the scraper, so that the nanometer materials are discharged;
2. the material distributing plate in the material distributing mechanism rotates to realize the opening and closing of the feeding pipe, so that the interval feeding of the nano materials is realized, the feeding speed of the feeding pipe is prevented from being larger than the material distributing speed of the material distributing plate, the nano materials are prevented from directly overflowing from the top surface of the material distributing plate, the material distributing plate is made to be ineffective, the nano material screening efficiency is influenced, and the nano material screening work efficiency is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the front view of the present invention;
FIG. 3 is a cross-sectional view of the feed tube of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic structural view of a distributor plate of the present invention;
FIG. 6 is a schematic view showing the connection of a tapping pipe and a material guiding chute according to the present invention.
Sequence numbers in the figure: 1. a machine base; 2. a guide bar; 3. a vibrating spring; 4. a primary screen drum; 5. a secondary screen drum; 6. a third stage screen drum; 7. a discharge pipe; 8. a feed pipe; 9. a feed hopper; 10. a material distributing plate; 11. a circular material guide plate; 12. a squeegee; 13. a filter screen; 14. a connecting shaft; 15. a drive motor; 16. a cylinder; 17. a material guide chute; 18. a circular lumen; 19. a discharge cavity; 20. an arc toothed plate; 21. a circular baffle; 22. a gear; 23. a drive shaft; 24. a drive box; 25. a worm; 26. a turbine; 27. a minor axis A; 28. a bevel gear A; 29. a bevel gear B; 30. a fixing plate; 31. minor axis B.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example (b): referring to fig. 1-6, a nano material screening device includes a base 1, a first-stage screen drum 4 disposed above the base 1, a plurality of guide rods 2 disposed at equal intervals on the top surface of the first-stage screen drum 4, and a vibrating spring 3 sleeved on the outer wall of the guide rods 2, wherein the bottoms of the guide rods 2 movably penetrate the top of the base 1, a second-stage screen drum 5 is disposed on the top of the first-stage screen drum 4, a third-stage screen drum 6 is disposed on the top of the second-stage screen drum 5, a feeding pipe 8 is disposed in the middle of the top surface of the third-stage screen drum 6, and a plugging mechanism is disposed at the bottom of the feeding pipe 8, so that the feeding pipe 8 is automatically closed and opened through the use of the plugging mechanism, thereby realizing spaced feeding, and avoiding nano material accumulation in a circular cavity 18 on a material distributing plate 10, causing the nano material to directly overflow from the top surface of the material distributing plate 10, causing the material distributing plate 10 to be inoperative and affecting the nano material screening efficiency; the top of the feeding pipe 8 is provided with a feeding hopper 9, the bottom of the first-stage screen cylinder 4 is provided with a cylinder 16, the bottoms of the second-stage screen cylinder 5 and the third-stage screen cylinder 6 are provided with filter screens 13, the filter screens 13 are cone-shaped, the tops of the second-stage screen cylinder 5 and the third-stage screen cylinder 6 are provided with circular guide plates 11, and a dispersing mechanism is arranged below the feeding pipe 8, so that the nano materials are conveniently dispersed through the use of the dispersing mechanism, the nano materials are prevented from being accumulated on the filter screens 13, and the filtering efficiency of the nano materials is improved;
bulk cargo mechanism is including rotating connecting axle 14 that sets up on filter screen 13 top surface in tertiary sieve section of thick bamboo 6, set up branch flitch 10 at connecting axle 14 top and set up at the circular chamber 18 that divides flitch 10 top surface middle part, and circular chamber 18 is located under the inlet pipe 8, divide flitch 10 outer wall equidistant discharge chamber 19 of offering a plurality of and circular chamber 18 intercommunication, and discharge chamber 19 is higher than keeping away from 18 one end in circular chamber near 18 one end in circular chamber, the activity respectively of connecting axle 14 bottom is passed filter screen 13 and drum 16, connecting axle 14 bottom is equipped with driving motor 15.
In the invention, a plurality of groups of scraping plates 12 are arranged on the outer wall of a connecting shaft 14 at equal intervals, the scraping plates 12 are respectively in close contact with the outer walls of a filter screen 13 and a cylinder 16, discharge pipes 7 are arranged at the bottoms of the outer walls of a primary screen cylinder 4, a secondary screen cylinder 5 and a tertiary screen cylinder 6, and guide chutes 17 communicated with the discharge pipes 7 are obliquely arranged at the bottoms of the filter screen 13 and the cylinder 16, wherein the nano materials on the filter screen 13 can be scraped off through the middle part of the scraping plates 12, so that the phenomenon that the screening efficiency of the nano materials is influenced due to the accumulation of too many nano materials on the filter screen 13 is avoided; meanwhile, the nanometer materials on the bottom of the filter screen 13 and the bottom of the cylinder 16 can be pushed into the material guide groove 17 through the bottom of the scraper 12, so that the nanometer materials are discharged.
In the invention, the diameter of the meshes of the filter screen 13 in the third-stage screen drum 6 is larger than that of the meshes of the filter screen 13 in the second-stage screen drum 5, and the filter screen 13 is in a cone shape, so that the nano materials can be conveniently screened according to the diameter.
In the invention, the plugging mechanism comprises a short shaft B31 rotatably arranged on the inner wall of the bottom of the feeding pipe 8, a circular baffle 21 arranged at the inner end of the short shaft B31 and a worm 25 arranged at the other end of the circular baffle 21, the circular baffle 21 is overlapped with the feeding pipe 8 when horizontal, a driving box 24 is arranged on the outer wall of the bottom of the feeding pipe 8, a fixing plate 30 is arranged inside the driving box 24, one end of the worm 25 movably penetrates into the top of the driving box 24, a short shaft A27 is rotatably arranged in the middle of the top surface of the fixing plate 30, a worm wheel 26 meshed with the worm 25 is arranged at the top of the short shaft A27, the bottom of the short shaft A27 movably penetrates to the bottom of the fixing plate 30, a bevel gear A28 is arranged at the bottom of the short shaft A27, a driving shaft 23 is rotatably arranged at the bottom of the outer side surface of the driving box 24, a gear 22 is arranged at the outer end of the driving shaft 23, the inner end of the driving shaft 23 movably penetrates into the driving box 24, a bevel gear B29 meshed with the bevel gear A28 is arranged at the inner end, and a plurality of arc-shaped toothed plates 20 meshed with the gears 22 are arranged at equal intervals on the outer wall of the top surface of the material distribution plate 10.
The working principle is as follows: when the nanometer material screening device is used, nanometer materials are placed in the feeding hopper 9, then the driving motor 15 is turned on, the output shaft of the driving motor 15 rotates to drive the connecting shaft 14 to rotate, the material distribution plate 10 is driven to rotate, the arc-shaped toothed plate 20 is driven to rotate, when the arc-shaped toothed plate 20 is meshed with the gear 22, the gear 22 rolls on the arc-shaped toothed plate 20, the driving shaft 23 rotates, the bevel gear B29 is further driven to rotate, the bevel gear A28 is driven to rotate through the rotation of the bevel gear B29, the short shaft A27 is further driven to rotate, the turbine 26 is driven to rotate, the worm 25 is further driven to rotate, the circular baffle 21 rotates, after the gear 22 is separated from the arc-shaped toothed plate 20, the circular baffle 21 is in the vertical position, the feeding pipe 8 is opened, then the nanometer materials in the feeding hopper 9 fall into the circular cavity 18 in the material distribution plate 10 through the feeding pipe 8, the nanometer materials do not have coagulability, the particle diameters of the nanometer materials are small, the nanometer materials are opened, the nanometer materials in the feeding pipe 9 can quickly fall into the circular cavity 18 in the material distribution plate 10, the speed of the feeding pipe 10 is smaller than the rate of the circular cavity, the nanometer materials in the feeding pipe, the nanometer materials are directly discharged from the circular cavity, and the top surface of the material distribution plate 18, and the nanometer material distribution plate 10, so that the nanometer materials are accumulated in the circular cavity, and the nanometer material distribution plate 10, and the nanometer materials are accumulated in the nanometer material accumulation efficiency is reduced, and the nanometer material accumulation efficiency of the feeding pipe, and the nanometer material accumulation plate 10, and the nanometer material accumulation efficiency is reduced;
when the next arc toothed plate 20 is meshed with the gear 22, the circular baffle 21 is driven to rotate, so that the feeding pipe 8 is blocked, the feeding pipe 8 is automatically opened and closed, the spaced feeding of the nano materials is realized, the feeding speed of the feeding pipe is prevented from being higher than the material distributing speed of the material distributing plate, the nano materials are directly overflowed from the top surface of the material distributing plate, the material distributing plate is made to be ineffective, the nano material screening efficiency is influenced, and the nano material screening working efficiency is further improved;
the nanometer materials in the circular cavity 18 are thrown out to the periphery through the discharging cavity 19 under the action of centrifugal force by the rotation of the material distributing plate 10, so that the nanometer materials are prevented from being accumulated together, and the filtering efficiency of nanometer material filtering is further improved; wherein, by being thrown away on the circular stock guide 11 of the interior of tertiary sieve section of thick bamboo 6 of nanomaterial drop, at filter screen 13 top that flows to tertiary sieve section of thick bamboo 6 in through circular stock guide 11, then nanomaterial flows on filter screen 13, realizes nanomaterial's filtration, specifically is: the nanometer material with the diameter larger than the diameter of the meshes of the filter screen 13 flows to the bottom of the filter screen 13 along the filter screen 13, and the nanometer material with the diameter smaller than the diameter of the meshes of the filter screen 13 passes through the filter screen 13 and falls on the bottom of the filter screen to realize the filtration of the nanometer material;
wherein, connecting axle 14 rotates and also can drive scraper blade 12 and rotate, the use at middle part through scraper blade 12, can strike off the nano-material on the outer wall of filter screen 13 or drum 16, it has the nano-material to avoid attaching to on filter screen 13 or drum 16, avoid filter screen 13 to pile up too much nano-material on the surface, improve the efficiency of nano-material screening, simultaneously, use through scraper blade 12 bottom, be convenient for to the nano-material propelling movement after the screening on filter screen 13 or drum 16 bottom to the baffle box 17 in, because the bottom surface of baffle box 17 is the slope form, so nano-material is in the baffle box 17 slides discharging pipe 7 along, it is outer to flow out the screening equipment through discharging pipe 7 at last.
Claims (4)
1. Nanometer material's screening equipment, including frame (1), set up at the one-level sieve section of thick bamboo (4) of frame (1) top, annular equidistant a plurality of guide bars (2) and the cover that sets up on one-level sieve section of thick bamboo (4) top surface establish vibrations spring (3) on guide bar (2) outer wall, just guide bar (2) bottom activity runs through the top of frame (1), its characterized in that: the top of the first-stage screen drum (4) is provided with a second-stage screen drum (5), the top of the second-stage screen drum (5) is provided with a third-stage screen drum (6), the middle of the top surface of the third-stage screen drum (6) is provided with a feeding pipe (8), the bottom of the feeding pipe (8) is provided with a plugging mechanism, the top of the feeding pipe (8) is provided with a feeding hopper (9), the inner bottom of the first-stage screen drum (4) is provided with a cylinder (16), the inner bottoms of the second-stage screen drum (5) and the third-stage screen drum (6) are provided with a filtering net (13), the filtering net (13) is in a conical cylinder shape, the inner tops of the second-stage screen drum (5) and the third-stage screen drum (6) are provided with circular material guide plates (11), and a material scattering mechanism is arranged below the feeding pipe (8);
bulk cargo mechanism is including rotating connecting axle (14), setting on filter screen (13) top surface in tertiary sieve section of thick bamboo (6) branch flitch (10) at connecting axle (14) top and seting up circular chamber (18) at branch flitch (10) top surface middle part, just circular chamber (18) are located inlet pipe (8) under, divide flitch (10) outer wall equidistant ejection of compact chamber (19) of offering a plurality of and circular chamber (18) intercommunication, just ejection of compact chamber (19) are close to circular chamber (18) one end and are higher than keeping away from circular chamber (18) one end, connecting axle (14) bottom activity respectively runs through filter screen (13) and drum (16), connecting axle (14) bottom is equipped with driving motor (15).
2. The apparatus for screening nano-materials according to claim 1, wherein: the utility model discloses a screen sieve, including connecting axle (14), connecting axle (14) outer wall, equidistant multiunit scraper blade (12) that is equipped with, just scraper blade (12) respectively with filter screen (13) and drum (16) outer wall in close contact with, a one-level sieve section of thick bamboo (4), a second grade sieve section of thick bamboo (5) and a third grade sieve section of thick bamboo (6) outer wall bottom are equipped with discharging pipe (7), filter screen (13) and drum (16) bottom slope are equipped with baffle box (17) with discharging pipe (7) intercommunication.
3. The apparatus for screening nano-materials according to claim 1, wherein: the mesh diameter of the filter screen (13) in the third-level screen drum (6) is larger than that of the filter screen (13) in the second-level screen drum (5), and the filter screen (13) is in a cone shape.
4. The apparatus for screening nano-materials according to claim 1, wherein: the plugging mechanism comprises a short shaft B (31) rotatably arranged on the inner wall of the bottom of the feeding pipe (8), a circular baffle (21) arranged at the inner end of the short shaft B (31) and a worm (25) arranged at the other end of the circular baffle (21), and the round baffle plate (21) is overlapped with the feeding pipe (8) when being horizontal, a driving box (24) is arranged on the outer wall of the bottom of the feeding pipe (8), a fixing plate (30) is arranged in the driving box (24), one end of the worm (25) movably penetrates into the top of the driving box (24), a short shaft A (27) is rotatably arranged in the middle of the top surface of the fixing plate (30), the top of the short shaft A (27) is provided with a turbine (26) meshed with the worm (25), the bottom of the short shaft A (27) movably penetrates to the bottom of the fixing plate (30), the bottom of the short shaft A (27) is provided with a bevel gear A (28), the bottom of the outer side surface of the driving box (24) is rotatably provided with a driving shaft (23), the outer end of the driving shaft (23) is provided with a gear (22), the inner end of the driving shaft (23) movably penetrates into the driving box (24), the inner end of the driving shaft (23) is provided with a bevel gear B (29) meshed with the bevel gear A (28), the outer wall of the top surface of the material distributing plate (10) is provided with a plurality of arc toothed plates (20) which are meshed with the gears (22) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211504280.0A CN115672713A (en) | 2022-11-29 | 2022-11-29 | Screening equipment for nano material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211504280.0A CN115672713A (en) | 2022-11-29 | 2022-11-29 | Screening equipment for nano material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115672713A true CN115672713A (en) | 2023-02-03 |
Family
ID=85056660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211504280.0A Pending CN115672713A (en) | 2022-11-29 | 2022-11-29 | Screening equipment for nano material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115672713A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103463825A (en) * | 2013-01-31 | 2013-12-25 | 宜昌三峡中润纳米材料有限公司 | Centrifugal atomizer |
| CN203791191U (en) * | 2014-04-16 | 2014-08-27 | 中煤科工集团武汉设计研究院有限公司 | Primary shock-absorbing coal mine screening device |
| CN208758008U (en) * | 2018-06-22 | 2019-04-19 | 江苏长松科技发展有限公司 | Fine filtration device is used in a kind of production of pure epoxy powdery paints |
| CN211463818U (en) * | 2019-11-18 | 2020-09-11 | 浦江拉布拉多工业产品设计有限公司 | Screening plant is used in flour production convenient to hierarchical ejection of compact |
| CN211756867U (en) * | 2019-12-07 | 2020-10-27 | 哈药集团三精千鹤制药有限公司 | Oscillating screen for medicine processing |
| CN214347788U (en) * | 2020-12-28 | 2021-10-08 | 秦皇岛高亚食品有限公司 | Circular shale shaker of sweet potato starch |
| CN215587150U (en) * | 2021-01-21 | 2022-01-21 | 中嘉建盛建工集团有限公司 | Building materials multilayer filters husky device in grades |
-
2022
- 2022-11-29 CN CN202211504280.0A patent/CN115672713A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103463825A (en) * | 2013-01-31 | 2013-12-25 | 宜昌三峡中润纳米材料有限公司 | Centrifugal atomizer |
| CN203791191U (en) * | 2014-04-16 | 2014-08-27 | 中煤科工集团武汉设计研究院有限公司 | Primary shock-absorbing coal mine screening device |
| CN208758008U (en) * | 2018-06-22 | 2019-04-19 | 江苏长松科技发展有限公司 | Fine filtration device is used in a kind of production of pure epoxy powdery paints |
| CN211463818U (en) * | 2019-11-18 | 2020-09-11 | 浦江拉布拉多工业产品设计有限公司 | Screening plant is used in flour production convenient to hierarchical ejection of compact |
| CN211756867U (en) * | 2019-12-07 | 2020-10-27 | 哈药集团三精千鹤制药有限公司 | Oscillating screen for medicine processing |
| CN214347788U (en) * | 2020-12-28 | 2021-10-08 | 秦皇岛高亚食品有限公司 | Circular shale shaker of sweet potato starch |
| CN215587150U (en) * | 2021-01-21 | 2022-01-21 | 中嘉建盛建工集团有限公司 | Building materials multilayer filters husky device in grades |
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Application publication date: 20230203 |
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