CN213227131U - Biodegradable PLA plastic granules is with hierarchical screening plant - Google Patents
Biodegradable PLA plastic granules is with hierarchical screening plant Download PDFInfo
- Publication number
- CN213227131U CN213227131U CN202021166370.XU CN202021166370U CN213227131U CN 213227131 U CN213227131 U CN 213227131U CN 202021166370 U CN202021166370 U CN 202021166370U CN 213227131 U CN213227131 U CN 213227131U
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- Prior art keywords
- roller
- filtering roller
- gear
- filter
- case
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- 229920000426 Microplastic Polymers 0.000 title claims abstract description 27
- 238000012216 screening Methods 0.000 title claims abstract description 27
- 238000001914 filtration Methods 0.000 claims abstract description 95
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 238000011084 recovery Methods 0.000 claims description 19
- 239000011148 porous material Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 33
- 229920003023 plastic Polymers 0.000 abstract description 27
- 239000004033 plastic Substances 0.000 abstract description 27
- 239000004626 polylactic acid Substances 0.000 description 10
- 229920000747 poly(lactic acid) Polymers 0.000 description 9
- 238000004064 recycling Methods 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 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
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920000704 biodegradable plastic Polymers 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model discloses a biodegradable PLA plastic granules is with hierarchical screening plant, the load simulator comprises a case, machine roof portion left side is provided with the feeder hopper, machine incasement portion is from last to rotating in proper order down and installing one-level filtering roller, second grade filtering roller, tertiary filtering roller, machine case right-hand member be provided with respectively with one-level filtering roller, second grade filtering roller, tertiary filtering roller complex hierarchical discharging pipe, the axis left end all extends to quick-witted case external fixation has the gear, machine incasement portion bottom still is fixed with retrieves filter and pore-free board, servo motor is installed in the left side of machine incasement portion bottom, the servo motor output extends to machine case external fixation and has drive gear, machine case left end top is rotated and is installed driven gear, the transmission is connected with the toothed belt between drive gear and the driven gear, the utility model discloses a pivoted one, The three-stage filtering roller can be used for screening plastic particles layer by layer in a grading manner, and the screening efficiency is high.
Description
Technical Field
The utility model relates to a granule classified screening technical field specifically is a biodegradable PLA plastic granules is with hierarchical screening plant.
Background
Polylactic acid (PLA) is a new biodegradable material made using starch feedstocks proposed by renewable plant resources such as corn. The starch raw material is saccharified to obtain glucose, the glucose and certain strains are fermented to prepare high-purity lactic acid, and the polylactic acid with certain molecular weight is synthesized by a chemical synthesis method. The biodegradable plastic has good biodegradability, can be completely degraded by microorganisms in the nature after being used, generates carbon dioxide and water for a long time, does not pollute the environment, is very favorable for protecting the environment, and is a well-known environment-friendly material.
PLA plastic granules need screen before processing, and with the plastic granules of variation in size separately, the follow-up processing of being convenient for, the plastics of a specification can only be screened once mostly to present sieving mechanism, if a heap of plastic granules the inside has the plastics of multiple variation in size specification, then need many times to screen, and time waste is compared, and screening efficiency is low. Therefore, a grading and screening device for biodegradable PLA plastic particles is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biodegradable PLA plastic granules is with hierarchical screening plant can be with plastic granules classified screening layer upon layer, and the screening efficiency is high, has solved the problem of proposing in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a grading and screening device for biodegradable PLA plastic particles comprises a case, wherein a feed hopper is arranged on the left side of the top of the case, a first-stage filtering roller, a second-stage filtering roller and a third-stage filtering roller are sequentially and rotatably arranged in the case from top to bottom, a middle shaft is fixedly extended leftwards in the middle of the left end of the first-stage filtering roller, the left end of the middle shaft is fixedly extended to the outside of the case, a gear is fixedly arranged at the left end of the middle shaft, a recovery filter plate and a non-porous plate are fixedly arranged at the bottom of the inside of the case, the recovery discharge pipe matched with the recovery filter plate is arranged at the left end of the case, a discharge pipe matched with the non-porous plate is fixedly arranged at the right end of the case, the left side of the bottom of the inner part of the case is provided with a servo motor, the output end of the servo motor extends to the outside of the case is provided with a driving gear, the top of the left end of the case is rotatably provided with a driven gear, and the driving gear and the driven gear are in transmission connection with a gear belt.
Preferably, the gear all with gear belt meshing, retrieve the discharging pipe and be located bottommost the gear with between the drive gear, retrieve the discharging pipe not with gear belt contact.
Preferably, the top of the primary filtering roller, the top of the secondary filtering roller and the top of the tertiary filtering roller are provided with openings, the bottoms of the inner walls of the primary filtering roller, the secondary filtering roller and the tertiary filtering roller are respectively fixed with a lower curved surface block, and the lower curved surface block is arranged in a manner of inclining from high left to low right.
Preferably, the bottom of the right end of the first-stage filtering roller, the bottom of the second-stage filtering roller and the bottom of the right end of the third-stage filtering roller are respectively fixed with a positioning pipe, and the left end of the grading discharging pipe extends to the inside of the case and is rotatably connected with the positioning pipes.
Preferably, the first-stage filtering roller, the second-stage filtering roller, the third-stage filtering roller and the lower curved block are all uniformly provided with through holes, the diameter of the through holes in the first-stage filtering roller and the lower curved block at the bottom of the first-stage filtering roller is larger than that of the through holes in the second-stage filtering roller and the lower curved block at the bottom of the second-stage filtering roller, and the diameter of the through holes in the lower curved block at the bottom of the second-stage filtering roller is larger than that of the through holes in the third-stage filtering roller and the lower curved block at the bottom.
Preferably, the recycling filter plate is located above the non-porous plate, filter holes are uniformly formed in the recycling filter plate, the recycling filter plate is inclined from left to right, and the non-porous plate is inclined from left to right.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses an open servo motor, make drive gear rotate, drive the gear belt and remove, the gear belt drives the gear rotation of meshing with it, make the axis rotate, thereby drive first-order filter cylinder, second grade filter cylinder, tertiary filter cylinder and rotate, the first-order filter cylinder of rotation, second grade filter cylinder, tertiary filter cylinder drive its inside plastic granules shake and rock front and back, the screening effect is good; the lower curved surface blocks which are inclined from high left to low right are arranged, so that larger intercepted particles can conveniently enter the grading discharge pipe and can be discharged conveniently; the diameter of the through hole on the first-stage filtering roller is larger than that on the second-stage filtering roller, and the diameter of the through hole on the second-stage filtering roller is larger than that on the third-stage filtering roller, so that plastic particles can be classified conveniently, and the screening efficiency is high; the filter board can be caught in one-level filtering roller, second grade filtering roller, tertiary filtering roller rotation in-process are retrieved in the setting, and the plastic granules that are different in size that the accident dropped through seting up the filtration hole on retrieving the filter, and the plastic granules of the small granule of being convenient for pass through, and remaining plastic granules can be filtered once more through retrieving the discharging pipe discharge.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a left side view of the present invention;
fig. 3 is a schematic structural view of the third stage filtering roller of the present invention.
In the figure: 1. a chassis; 2. a feed hopper; 3. a primary filtering roller; 4. a secondary filtering roller; 5. a third stage filtering roller; 6. grading a discharge pipe; 7. a gear; 8. recovering the filter plate; 9. a non-porous plate; 10. a discharge pipe is recovered; 11. a discharge pipe; 12. a servo motor; 13. a drive gear; 14. a driven gear; 15. a gear belt; 16. a lower curved surface block; 17. a positioning tube; 18. a middle shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a biodegradable PLA plastic granules is with hierarchical screening plant, includes quick-witted case 1, machine case 1 top left side is provided with feeder hopper 2, machine case 1 is inside from last to rotating in proper order down and installing one-level filtering roller 3, second grade filtering roller 4, tertiary filtering roller 5, one-level filtering roller 3, second grade filtering roller 4, the top of tertiary filtering roller 5 all is provided with the opening, feeder hopper 2 is located directly over one-level filtering roller 3 left side, is convenient for plastic granules to enter into one-level filtering roller 3 inside left side through feeder hopper 2, machine case 1 right-hand member be provided with respectively with one-level filtering roller 3, second grade filtering roller 4, tertiary filtering roller 5 complex hierarchical discharging pipe 6, one-level filtering roller 3, second grade filtering roller 4, all extend left in the middle of tertiary filtering roller 5 left end and be fixed with axis 18, the middle shaft 18 is rotatably connected with the case 1, the left end of the middle shaft 18 extends to the outside of the case 1 and is fixed with a gear 7, the bottom inside the case 1 is also fixed with a recovery filter plate 8 and a non-porous plate 9, the recovery filter plate 8 is positioned above the non-porous plate 9, the recovery filter plate 8 is uniformly provided with filter holes, smaller plastic particles fall onto the non-porous plate 9 through the filter holes on the recovery filter plate 8, the recovery filter plate 8 is arranged in a left-low-right-high inclined manner, the non-porous plate 9 is arranged in a left-high-right-low inclined manner, the left end of the case 1 is provided with a recovery discharge pipe 10 matched with the recovery filter plate 8, the right end of the case 1 is fixed with a discharge pipe 11 matched with the non-porous plate 9, so that the plastic particles naturally enter the recovery discharge pipe 10 and the discharge pipe 11, and the left side of the bottom inside, the output end of the servo motor 12 extends to the outside of the case 1 and is provided with a driving gear 13, the top of the left end of the case 1 is rotatably provided with a driven gear 14, a gear belt 15 is connected between the driving gear 13 and the driven gear 14 in a transmission way, the gears 7 are meshed with the gear belt 15, the rotation angle of the servo motor 12 is set to 90 degrees before use, so that the primary filtering roller 3, the secondary filtering roller 4 and the tertiary filtering roller 5 can rotate forwards or backwards by 45 degrees in a horizontal state, plastic particles in the primary filtering roller 3, the secondary filtering roller 4 and the tertiary filtering roller 5 shake and shake forwards and backwards to facilitate screening, some plastic particles can directly fall onto the recovery filter plate 8 in the rotating process of the primary filtering roller 3, the secondary filtering roller 4 and the tertiary filtering roller 5, and the recovery discharge pipe 10 is positioned between the gear 7 at the bottommost and the driving gear 13, the recovery tapping pipe 10 is not in contact with the gear belt 15;
wherein, the inner wall bottoms of the first-stage filtering roller 3, the second-stage filtering roller 4 and the third-stage filtering roller 5 are all fixed with a lower curved surface block 16, the lower curved surface block 16 is arranged in a left-high and right-low inclined manner, intercepted plastic particles naturally enter and are classified into a discharge pipe 6 through the lower curved surface block 16 arranged in a left-high and right-low inclined manner, the bottoms of the right ends of the first-stage filtering roller 3, the second-stage filtering roller 4 and the third-stage filtering roller 5 are all fixed with a positioning pipe 17, the left end of the classification discharge pipe 6 extends into the case 1 and is rotationally connected with the positioning pipe 17, through holes are uniformly arranged on the first-stage filtering roller 3, the second-stage filtering roller 4, the third-stage filtering roller 5 and the lower curved surface block 16, the diameter of the through holes on the first-stage filtering roller 3 and the lower curved surface block 16 at the bottom thereof is larger than the diameter of the through holes on, second grade filter cylinder 4 and its bottom through-hole diameter on the curved surface piece 16 is greater than down tertiary filter cylinder 5 and its bottom through-hole diameter on the curved surface piece 16 down, through such setting, the plastic granules of being convenient for are hierarchical, with one-level filter cylinder 3 intercommunication, hierarchical discharging pipe 6 exhaust plastic granules is the biggest, with second grade filter cylinder 4 intercommunication, hierarchical discharging pipe 6 exhaust plastic granules is inferior, with second grade filter cylinder 4 intercommunication, hierarchical discharging pipe 6 exhaust plastic granules is littleer, through retrieving discharging pipe 10 exhaust plastic granules different in size, need carry out the secondary screening, it is minimum to arrange the plastic granules through row material pipe 11 exhaust.
All electrical components in the device are electrically connected with an external power supply and a control switch through leads.
The working principle is as follows: when the grading screening device for biodegradable PLA plastic particles is used, firstly, the servo motor 12 is started, the driving gear 13 is rotated to drive the gear belt 15 to move, the gear belt 15 drives the gear 7 engaged with the gear belt to rotate, the middle shaft 18 is rotated to drive the first-stage filter roller 3, the second-stage filter roller 4 and the third-stage filter roller 5 to rotate, then the plastic particles are poured into the case 1 through the feeding hopper 2, then the plastic particles enter the left side inside the first-stage filter roller 3, the plastic particles with smaller particle size fall into the second-stage filter roller 4 through the through holes on the first-stage filter roller 3, the plastic particles with larger particle size are discharged through the grading discharge pipe 6 communicated with the first-stage filter roller 3 and enter the plastic particles inside the second-stage filter roller 4, and the plastic particles with smaller particle size fall into the third-stage filter roller 5 through the through holes on the second-stage filter roller, the plastic particles with larger particle size are discharged through the grading discharge pipe 6 communicated with the second-stage filter roller 4 and enter the plastic particles in the third-stage filter roller 5, the plastic particles with smaller particle size fall into the recycling filter plate 8 through the through holes on the third-stage filter roller 5, the plastic particles with larger particle size are discharged through the grading discharge pipe 6 communicated with the third-stage filter roller 5, in the process, the rotating first-stage filter roller 3, the second-stage filter roller 4 and the third-stage filter roller 5 drive the plastic particles in the recycling filter plate 8 to shake back and forth, the screening effect is good, in the rotating process of the first-stage filter roller 3, the second-stage filter roller 4 and the third-stage filter roller 5, some plastic particles can directly fall into the recycling filter plate 8, and on the recycling filter plate 8, filter holes are formed to enable the plastic particles with small particle size to pass through and fall onto the pore-free plate, and finally, the plastic particles are discharged through a discharge pipe 11, and the larger plastic particles on the recovery filter plate 8 are discharged through a recovery discharge pipe 10 and can be poured into the case 1 again for screening.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a biodegradable PLA plastic granules is with hierarchical screening plant, includes quick-witted case (1), its characterized in that: the improved filter box is characterized in that a feed hopper (2) is arranged on the left side of the top of the machine box (1), a first-stage filter roller (3), a second-stage filter roller (4) and a third-stage filter roller (5) are sequentially rotatably arranged in the machine box (1) from top to bottom, a grading discharge pipe (6) matched with the first-stage filter roller (3), the second-stage filter roller (4) and the third-stage filter roller (5) is respectively arranged at the right end of the machine box (1), a center shaft (18) is fixedly extended leftwards in the middle of the left end of the first-stage filter roller (3), a gear (7) is fixedly arranged outside the machine box (1) at the left end of the center shaft (18), a recovery filter plate (8) and a non-porous plate (9) are fixedly arranged at the bottom inside of the machine box (1), a recovery discharge pipe (10) matched with the recovery filter plate (8) is arranged, case (1) right-hand member be fixed with no orifice plate (9) complex row expects pipe (11), servo motor (12) are installed in the left side of the inside bottom of case (1), servo motor (12) output extends to case (1) externally mounted has drive gear (13), case (1) left end top rotates and installs driven gear (14), drive gear (13) with the transmission is connected with gear belt (15) between driven gear (14).
2. The classifying and screening device for biodegradable PLA plastic granules according to claim 1, wherein: the gear (7) all with gear belt (15) meshing, retrieve discharging pipe (10) and be located the bottommost gear (7) with between drive gear (13), retrieve discharging pipe (10) not with gear belt (15) contact.
3. The classifying and screening device for biodegradable PLA plastic granules according to claim 1, wherein: the top of one-level filtering roller (3), second grade filtering roller (4) tertiary filtering roller (5) all is provided with the opening, one-level filtering roller (3), second grade filtering roller (4) the inner wall bottom of tertiary filtering roller (5) all is fixed with down curved surface piece (16), curved surface piece (16) high-left-hand side low slope setting down.
4. The classifying and screening device for biodegradable PLA plastic granules according to claim 1, wherein: one-level filtering roller (3), second grade filtering roller (4), tertiary filtering roller (5) right-hand member bottom all are fixed with registration arm (17), hierarchical discharging pipe (6) left end extends to inside quick-witted case (1), and with registration arm (17) rotate to be connected.
5. The classifying and screening device for biodegradable PLA plastic granules according to claim 3, wherein: the novel filtering device is characterized in that through holes are uniformly formed in the primary filtering roller (3), the secondary filtering roller (4), the tertiary filtering roller (5) and the lower curved block (16), the diameter of each through hole in the lower curved block (16) in the primary filtering roller (3) and the bottom of the primary filtering roller is larger than that in the lower curved block (16) in the secondary filtering roller (4) and the bottom of the secondary filtering roller, and the diameter of each through hole in the lower curved block (16) in the secondary filtering roller (4) and the bottom of the secondary filtering roller is larger than that in the lower curved block (5) and the bottom of the tertiary filtering roller (5) and the diameter of each through hole in the lower.
6. The classifying and screening device for biodegradable PLA plastic granules according to claim 1, wherein: retrieve filter (8) and be located the top of no orifice plate (9), it has evenly seted up the filtration pore to retrieve on filter (8), retrieve filter (8) and be the high slope setting in the low right side in a left side, no orifice plate (9) are the low slope setting in the high right side in a left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021166370.XU CN213227131U (en) | 2020-06-22 | 2020-06-22 | Biodegradable PLA plastic granules is with hierarchical screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021166370.XU CN213227131U (en) | 2020-06-22 | 2020-06-22 | Biodegradable PLA plastic granules is with hierarchical screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213227131U true CN213227131U (en) | 2021-05-18 |
Family
ID=75885233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021166370.XU Expired - Fee Related CN213227131U (en) | 2020-06-22 | 2020-06-22 | Biodegradable PLA plastic granules is with hierarchical screening plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213227131U (en) |
-
2020
- 2020-06-22 CN CN202021166370.XU patent/CN213227131U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |