CN115183549A - Waste plastic powder drying device - Google Patents
Waste plastic powder drying device Download PDFInfo
- Publication number
- CN115183549A CN115183549A CN202210789108.8A CN202210789108A CN115183549A CN 115183549 A CN115183549 A CN 115183549A CN 202210789108 A CN202210789108 A CN 202210789108A CN 115183549 A CN115183549 A CN 115183549A
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- China
- Prior art keywords
- vibration
- waste plastic
- plastic powder
- communicated
- vibration box
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
- F26B9/08—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers including agitating devices, e.g. pneumatic recirculation arrangements
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- 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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a waste plastic powder drying device, which comprises a vibration box, a vibration mechanism, a hot air blower and a lifter, wherein the vibration box is arranged on the top of the vibration box; the vibrating box is obliquely arranged and provided with an airtight vibrating cavity, one end of the vibrating box is provided with an air inlet, the other end of the vibrating box is provided with an air outlet, a filtering piece is arranged in the air outlet, the upper end of the vibrating box is provided with a first feeding hole, and the lower end of the vibrating box is provided with a first discharging hole; the vibration mechanism is connected with the vibration box and is used for driving the vibration box to vibrate; the outlet of the air heater is communicated with the air inlet; the inlet and the first discharge gate intercommunication of lifting machine, the export and the first feed inlet intercommunication of lifting machine. The technical scheme provided by the invention has the beneficial effects that: adopt vibration mechanism to make the vibration case vibration to make waste plastics powder heated at the conveying process of vibration, waste plastics powder is heated evenly, simultaneously, the waste plastics powder that will first discharge gate discharge is leading-in again to the vibration incasement through the lifting machine and is dried, thereby can guarantee the stoving effect.
Description
Technical Field
The invention relates to the technical field of waste plastic recovery, in particular to a waste plastic powder drying device.
Background
With the increasing consumption of plastic products, waste plastics are increasing, and if the subsequent treatment of the generated waste plastics is improper, the environment is damaged, and the health of people is harmed. Waste plastics have extremely high recycling value due to the characteristics of the waste plastics, and the recycling of the waste plastics is generally adopted by modern chemical enterprises (for example, the Chinese patent with the application number of CN 202111405459.6).
The recycling process of waste plastics is generally crushing → washing → drying → sorting → granulating, after the waste plastics are crushed by a crusher, the generated waste plastic powder is introduced into a washing tank to be washed to remove impurities such as silt in the waste plastic powder, and then the washed waste plastic powder is dried.
The existing dryer usually adopts an electric heating mode to dry plastic powder, however, the electric heating mode can only heat the powder on the surface layer, and the powder on the inner layer is difficult to dry.
Disclosure of Invention
In view of the above, there is a need for a waste plastic powder drying device, which is used to solve the technical problem that the existing dryer is not easy to dry the powder located in the inner layer.
In order to achieve the above object, the present invention provides a waste plastic powder drying device, comprising a vibration box, a vibration mechanism, a hot air blower and a lifter;
the vibration box is obliquely arranged and provided with a closed vibration cavity, one end of the vibration box is provided with an air inlet, the other end of the vibration box is provided with an air outlet, a filter element is arranged in the air outlet, the upper end of the vibration box is provided with a first feed inlet, and the lower end of the vibration box is provided with a first discharge outlet;
the vibration mechanism is connected with the vibration box and is used for driving the vibration box to vibrate;
the outlet of the air heater is communicated with the air inlet;
the inlet of the hoister is communicated with the first discharge hole, and the outlet of the hoister is communicated with the first feed hole.
In some embodiments, the vibration mechanism includes an elastic support and an exciter, the vibration box is fixedly mounted on the elastic support, and the exciter is connected to the vibration box and used for driving the vibration box to vibrate.
In some embodiments, the elastic supporting member includes a base and an elastic member, a lower end of the elastic member is fixed on the base, and an upper end of the elastic member is fixedly connected with the vibration box.
In some embodiments, the lifting machine includes a lifting cylinder, an upper chain wheel, a lower chain wheel, a drag chain, a plurality of hopper and lifting drive piece, the lifting cylinder has a cavity is held to the elongated of a vertical setting, the upper end of lifting cylinder seted up with hold the second feed inlet of chamber intercommunication, the upper end of lifting cylinder seted up with hold the second discharge gate of chamber intercommunication, the upper chain wheel set up in hold the upper end in chamber and with the lifting cylinder rotates to be connected, lower chain wheel set up in hold the lower extreme in chamber and with the lifting cylinder rotates to be connected, the closed setting of drag chain, the upper and lower both ends of drag chain are around locating respectively go up the chain wheel with on the lower chain wheel, each the hopper all is fixed in on the drag chain, lifting drive piece with the upper chain wheel is connected and is used for the drive go up the chain wheel and rotate.
In some embodiments, the waste plastic powder drying device further comprises a material guide pipe, the material guide pipe is obliquely arranged, the upper end of the material guide pipe is communicated with the second discharge hole, and the lower end of the material guide pipe is communicated with the first feed hole.
In some embodiments, the waste plastic powder drying device further comprises a heat exchange sleeve and a connecting pipe, the heat exchange sleeve is sleeved on the material guide pipe, two ends of the heat exchange sleeve are sealed, one end of the heat exchange sleeve is provided with an air inlet, the other end of the heat exchange sleeve is provided with an air outlet, one end of the connecting pipe is communicated with the air outlet, and the other end of the connecting pipe is communicated with the air inlet.
In some embodiments, the waste plastic powder drying device further comprises a discharge tee joint, a first end of the discharge tee joint is communicated with the first discharge hole, a second end of the discharge tee joint is provided with a first discharge valve, a third end of the discharge tee joint is communicated with the second feed inlet, and a third end of the discharge tee joint is provided with a second discharge valve.
In some embodiments, a plurality of screens are further fixed in the vibrating box, the screens are all fixed in the vibrating cavity, the screens are sequentially stacked up and down, and meshes of the screens are sequentially reduced from top to bottom.
In some embodiments, a material distributor is further fixed in the vibration box, the material distributor includes a plurality of conical cylinders and connecting rods, each conical cylinder is sequentially sleeved from inside to outside, the small-opening end of each conical cylinder is communicated with the first feed opening, and the connecting rods are fixedly connected with the conical cylinders.
In some embodiments, the waste plastic powder drying apparatus further comprises a feed cylinder, an outlet of the feed cylinder being in communication with the first feed port, an outlet of the feed cylinder being provided with a feed valve.
Compared with the prior art, the technical scheme provided by the invention has the beneficial effects that: when using, waste plastics powder that will treat the stoving drops into the vibration incasement, drive the vibration case vibration through vibration mechanism, thereby make waste plastics powder vibrate from top to bottom in the vibration incasement, and simultaneously, the air heater heaves hot-blastly, hot-blastly gets into the vibration incasement from the air intake, thereby heat waste plastics powder, and take away the moisture in the waste plastics powder, hot-blastly discharges from the air outlet, and waste plastics powder is followed first discharge gate and is discharged the back, get into in the import of lifting machine, discharge in first feed inlet via the export of lifting machine again, thereby can get back to the vibration incasement once more and dry, so circulation is reciprocal, until waste plastics powder dries completely. In the invention, the vibration box is vibrated by the vibration mechanism, so that the waste plastic powder is heated in the vibration conveying process, the waste plastic powder is uniformly heated, and meanwhile, the waste plastic powder discharged from the first discharge port is introduced into the vibration box again for drying by the hoister, thereby ensuring the drying effect.
Drawings
FIG. 1 is a schematic configuration diagram of an embodiment of a waste plastic powder drying apparatus provided by the present invention;
FIG. 2 is a schematic structural view of the vibration box and the vibration mechanism of FIG. 1;
FIG. 3 is a schematic structural view of the material distributor of FIG. 2;
fig. 4 is a schematic view of the construction of the hoisting machine of fig. 1;
FIG. 5 is an enlarged partial view of area A of FIG. 4;
in the figure: 1-vibration box, 11-air inlet, 12-air outlet, 121-filter element, 13-first feed inlet, 14-first discharge outlet, 15-humidity detection element, 16-screen, 17-material distributor, 171-conical barrel, 172-connecting rod, 2-vibration mechanism, 21-elastic supporting element, 211-base, 212-elastic element, 22-vibration exciter, 3-hot air blower, 4-lifting machine, 41-lifting barrel, 411-second feed inlet, 412-second discharge outlet, 42-upper chain wheel, 43-lower chain wheel, 44-drag chain, 45-hopper, 5-material guide pipe, 6-heat exchange sleeve, 61-air inlet, 62-air outlet, 7-connecting pipe, 8-discharge tee, 81-first discharge valve, 82-second discharge valve, 9-material feed barrel and 91-material feed valve.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
Referring to fig. 1 and 2, the present invention provides a waste plastic powder drying device, which comprises a vibration box 1, a vibration mechanism 2, a hot air blower 3 and a lifter 4.
The utility model discloses a vibrating box, including vibrating box 1, air outlet 12, be provided with in the air outlet 12 and filter piece 121, first feed inlet 13 has been seted up to the upper end of vibrating box 1, first discharge gate 14 has been seted up to the lower extreme of vibrating box 1.
The vibration mechanism 2 is connected with the vibration box 1 and is used for driving the vibration box 1 to vibrate.
The outlet of the air heater 3 is communicated with the air inlet 11.
The inlet of the hoister 4 is communicated with the first discharge hole 14, and the outlet of the hoister 4 is communicated with the first feed hole 13.
When in use, waste plastic powder to be dried is put into the vibration box 1, the vibration box 1 is driven to vibrate through the vibration mechanism 2, so that the waste plastic powder vibrates up and down in the vibration box 1, meanwhile, the hot air blower 3 blows hot air, the hot air enters the vibration box 1 from the air inlet 11, so that the waste plastic powder is heated and takes away moisture in the waste plastic powder, the hot air is discharged from the air outlet 12, the waste plastic powder is discharged from the first discharge port 14, enters the inlet of the hoister 4 and is discharged into the first feed port 13 through the outlet of the hoister 4, so that the waste plastic powder can be dried in the vibration box 1 again, and the circulation is repeated until the waste plastic powder is completely dried. In the present invention, the vibration box 1 is vibrated by the vibration mechanism 2, so that the waste plastic powder is heated during the vibration conveying process, the waste plastic powder is uniformly heated, and the waste plastic powder discharged from the first discharge port 14 is introduced into the vibration box 1 again by the elevator 4 to be dried, thereby ensuring the drying effect.
In order to implement the function of the vibration mechanism 2, referring to fig. 1-3, in a preferred embodiment, the vibration mechanism 2 includes an elastic supporting member 21 and an exciter 22, the vibration box 1 is fixedly mounted on the elastic supporting member 21, and the exciter 22 is connected to the vibration box 1 and is used for driving the vibration box 1 to vibrate.
In order to realize the function of the elastic supporting member 21, referring to fig. 1 and fig. 2, in a preferred embodiment, the elastic supporting member 21 includes a base 211 and an elastic member 212, a lower end of the elastic member 212 is fixed on the base 211, and an upper end of the elastic member 212 is fixedly connected to the vibration box 1.
In order to specifically realize the functions of the elevator 4, please refer to fig. 1, 4 and 5, in a preferred embodiment, the elevator 4 includes an elevator cylinder 41, an upper sprocket 42, a lower sprocket 43, a drag chain 44, a plurality of hoppers 45 and an elevator driving member, the elevator cylinder 41 has a vertically arranged elongated accommodating cavity, the upper end of the elevator cylinder 41 is provided with a second feeding hole 411 communicated with the accommodating cavity, the upper end of the elevator cylinder 41 is provided with a second discharging hole 412 communicated with the accommodating cavity, the upper sprocket 42 is arranged at the upper end of the accommodating cavity and rotatably connected with the elevator cylinder 41, the lower sprocket 43 is arranged at the lower end of the accommodating cavity and rotatably connected with the elevator cylinder 41, the drag chain 44 is closed, the upper and lower ends of the drag chain 44 are respectively wound around the upper sprocket 42 and the lower sprocket 43, each hopper 45 is fixed on the drag chain 44, and the elevator driving member is connected with the upper sprocket 42 and used for driving the upper sprocket 42 to rotate. In this embodiment, promote the driving piece and be the lifting motor, the lifting motor is used for the drive go up sprocket 42 and rotate, and when using, promote the motor drive go up sprocket 42 and rotate to drive drag chain 44 and rotate, thereby drive each hopper 45 up-and-down reciprocal annular movement, and then can carry the material of lower extreme upper end and discharge from second discharge gate 412.
In order to realize the material returning of the elevator 4, referring to fig. 1, in a preferred embodiment, the waste plastic powder drying device further includes a material guiding pipe 5, the material guiding pipe 5 is disposed in an inclined manner, an upper end of the material guiding pipe 5 is communicated with the second material outlet 412, and a lower end of the material guiding pipe 5 is communicated with the first material inlet 13. In this embodiment, the material guiding pipe 5 is fixedly connected to the vibration box 1, so that the vibration of the vibration box 1 can drive the material guiding pipe 5 to vibrate, thereby preventing material blockage in the material guiding pipe 5, and meanwhile, the upper end of the material guiding pipe 5 is communicated with the second material outlet 412 through the soft telescopic pipe, so that the vibration of the material guiding pipe 5 can be separated from the elevator 4, and the work of the elevator 4 is not affected.
In order to utilize the waste heat of the hot air exhausted from the air outlet 12, referring to fig. 1, in a preferred embodiment, the waste plastic powder drying device further includes a heat exchange sleeve 6 and a connecting pipe 7, the heat exchange sleeve 6 is sleeved on the material guiding pipe 5, two ends of the heat exchange sleeve 6 are closed, one end of the heat exchange sleeve 6 is provided with an air inlet 61, the other end of the heat exchange sleeve 6 is provided with an air outlet 62, one end of the connecting pipe 7 is communicated with the air outlet 12, and the other end of the connecting pipe 7 is communicated with the air inlet 61, in this embodiment, the material guiding pipe 5 is a steel pipe with good thermal conductivity, the heat exchange sleeve 6 is made of a heat insulating material, the hot air exhausted from the air outlet 12 enters the heat exchange sleeve 6 through the connecting pipe 7, so as to heat the material guiding pipe 5 in the heat exchange sleeve 6, and is finally exhausted from the air outlet 62, so as to heat the waste plastic powder of the material guiding pipe 5.
In order to facilitate the discharge of the dried waste plastic powder, please refer to fig. 1 and 2, in a preferred embodiment, the waste plastic powder drying apparatus further includes a discharge tee 8, a first end of the discharge tee 8 is communicated with the first discharge port 14, a second end of the discharge tee 8 is provided with a first discharge valve 81, a third end of the discharge tee 8 is communicated with the second feed port 411, and a third end of the discharge tee 8 is provided with a second discharge valve 82, in this embodiment, the third end of the discharge tee 8 is communicated with the second feed port 411 through a flexible hose, so as to provide a buffer margin for the vibration of the vibration box 1, so as not to affect the elevator 4, and meanwhile, the vibration box 1 is further provided with a humidity detection part 15, when the humidity detection part 15 detects that the humidity in the vibration box 1 is higher than a preset value, it indicates that the waste plastic powder still needs to be dried, at this time, the first discharge valve 81 is closed, the second discharge valve 82 is opened, and the powder continuously circulates in the vibration box 1 and the lifting cylinder 41; when the humidity detection piece 15 detects that the humidity in the vibration box 1 is lower than the preset value, it indicates that the waste plastic powder is completely dried, at this time, the second discharge valve 82 is closed, the first discharge valve 81 is opened, the circulation is finished, and the waste plastic powder is discharged from the second end of the discharge tee 8.
In order to further improve the drying effect, referring to fig. 1 and 2, in a preferred embodiment, a plurality of screens 16 are further fixed in the vibrating box 1, the screens 16 are all fixed in the vibrating cavity, the screens 16 are sequentially stacked up and down, and the meshes of the screens 16 are sequentially reduced from top to bottom, so that the waste plastic powder can be conveyed in a layered manner according to the particle size, the dispersion degree of the waste plastic powder is further increased, and the drying effect is improved.
In order to make the waste plastic powder fall onto the screen 16 uniformly, referring to fig. 1-3, in a preferred embodiment, a material distributor 17 is further fixed in the vibration box 1, the material distributor 17 comprises a plurality of conical cylinders 171 and a connecting rod 172, each conical cylinder 171 is sequentially nested from inside to outside, the small end of each conical cylinder 171 is communicated with the first feed port 13, and the connecting rod 172 is fixedly connected with each conical cylinder 171, so that the waste plastic powder slides down on the outer side wall of each conical cylinder 171 under the action of each conical cylinder 171, thereby improving the dispersion degree of the waste plastic powder and preventing the waste plastic powder from being accumulated on the screen 16.
In order to facilitate loading, referring to fig. 1, in a preferred embodiment, the waste plastic powder drying apparatus further comprises a feeding cylinder 9, an outlet of the feeding cylinder 9 is communicated with the first feeding port 13, and an outlet of the feeding cylinder 9 is provided with a feeding valve 91.
For a better understanding of the present invention, the operation of the waste plastic powder drying apparatus provided by the present invention will be described in detail below with reference to FIGS. 1 to 5: when the waste plastic powder drying machine is used, waste plastic powder to be dried is put into the feeding cylinder 9, the feeding valve 91 is opened again, the waste plastic powder enters the vibration box 1 and is dispersed on the screen meshes 16 according to particle sizes, the vibration box 1 is driven to vibrate through the vibration mechanism 2, the waste plastic powder is vibrated up and down on the screen meshes 16 in the vibration box 1, meanwhile, hot air is blown out by the hot air blower 3 and enters the vibration box 1 through the air inlet 11, the waste plastic powder is heated and takes away moisture in the waste plastic powder, the hot air is discharged from the air outlet 12, the waste plastic powder is discharged from the first discharge port 14, enters the inlet of the lifting machine 4 and is discharged into the first feed port 13 through the outlet of the lifting machine 4, the waste plastic powder can return to the vibration box 1 again for drying, the circulation is repeated, when the humidity detection piece 15 detects that the humidity in the vibration box 1 is lower than the preset value, the waste plastic powder is completely dried, at the moment, the second discharge valve 82 is closed, the first discharge valve 81 is opened, the circulation is finished, and the powder is discharged from the second end of the discharge tee joint 8.
In the present invention, the vibration box 1 is vibrated by the vibration mechanism 2, so that the waste plastic powder is heated during the vibration conveying process, the waste plastic powder is uniformly heated, and the waste plastic powder discharged from the first discharge port 14 is introduced into the vibration box 1 again by the elevator 4 to be dried, thereby ensuring the drying effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. A waste plastic powder drying device is characterized by comprising a vibration box, a vibration mechanism, a hot air blower and a lifter;
the vibration box is obliquely arranged and provided with a closed vibration cavity, one end of the vibration box is provided with an air inlet, the other end of the vibration box is provided with an air outlet, a filter element is arranged in the air outlet, the upper end of the vibration box is provided with a first feed inlet, and the lower end of the vibration box is provided with a first discharge outlet;
the vibration mechanism is connected with the vibration box and is used for driving the vibration box to vibrate;
the outlet of the air heater is communicated with the air inlet;
the inlet of the elevator is communicated with the first discharge hole, and the outlet of the elevator is communicated with the first feed hole.
2. Waste plastic powder drying apparatus as defined in claim 1, wherein said vibration mechanism comprises an elastic support member and an exciter, said vibration box being fixedly mounted on said elastic support member, said exciter being connected to said vibration box and adapted to drive said vibration box to vibrate.
3. Waste plastic powder drying apparatus as claimed in claim 2, wherein said elastic support member comprises a base and an elastic member, the lower end of said elastic member being fixed to said base, and the upper end of said elastic member being fixedly connected to said vibration box.
4. The waste plastic powder drying device of claim 1, wherein the elevator comprises an elevator drum, an upper chain wheel, a lower chain wheel, a drag chain, a plurality of hoppers and an elevator driving member, the elevator drum has a vertically arranged elongated accommodating cavity, the upper end of the elevator drum is provided with a second feed inlet communicated with the accommodating cavity, the upper end of the elevator drum is provided with a second discharge outlet communicated with the accommodating cavity, the upper chain wheel is arranged at the upper end of the accommodating cavity and is rotationally connected with the elevator drum, the lower chain wheel is arranged at the lower end of the accommodating cavity and is rotationally connected with the elevator drum, the drag chain is arranged in a closed manner, the upper end and the lower end of the drag chain are respectively wound on the upper chain wheel and the lower chain wheel, each hopper is fixed on the drag chain, and the elevator driving member is connected with the upper chain wheel and is used for driving the upper chain wheel to rotate.
5. The waste plastic powder drying device of claim 4, further comprising a material guide pipe, wherein the material guide pipe is arranged obliquely, the upper end of the material guide pipe is communicated with the second discharge port, and the lower end of the material guide pipe is communicated with the first feed port.
6. The waste plastic powder drying device of claim 5, further comprising a heat exchange jacket and a connecting pipe, wherein the heat exchange jacket is sleeved on the material guide pipe, two ends of the heat exchange jacket are closed, one end of the heat exchange jacket is provided with an air inlet, the other end of the heat exchange jacket is provided with an air outlet, one end of the connecting pipe is communicated with the air outlet, and the other end of the connecting pipe is communicated with the air inlet.
7. The waste plastic powder drying device of claim 4, further comprising a discharge tee, wherein a first end of the discharge tee is communicated with the first discharge port, a second end of the discharge tee is provided with a first discharge valve, a third end of the discharge tee is communicated with the second feed port, and a third end of the discharge tee is provided with a second discharge valve.
8. Waste plastic powder drying device according to claim 1, wherein a plurality of screens are further fixed in said vibration box, said screens are all fixed in said vibration chamber, said screens are stacked in an up-down sequence, and the meshes of said screens are reduced in an up-down sequence.
9. The waste plastic powder drying device of claim 1, wherein a material distributor is further fixed in the vibration box, the material distributor comprises a plurality of conical cylinders and connecting rods, each conical cylinder is sequentially nested from inside to outside, the small end of each conical cylinder is communicated with the first feed inlet, and the connecting rods are fixedly connected with each conical cylinder.
10. Waste plastic powder drying apparatus as claimed in claim 1, further comprising a feed cylinder, an outlet of which communicates with the first feed port, the outlet of which is provided with a feed valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789108.8A CN115183549A (en) | 2022-07-06 | 2022-07-06 | Waste plastic powder drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210789108.8A CN115183549A (en) | 2022-07-06 | 2022-07-06 | Waste plastic powder drying device |
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| CN115183549A true CN115183549A (en) | 2022-10-14 |
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| CN202210789108.8A Pending CN115183549A (en) | 2022-07-06 | 2022-07-06 | Waste plastic powder drying device |
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| CN208579620U (en) * | 2018-07-02 | 2019-03-05 | 赣州祥瑞硬质合金有限公司 | A kind of drying device of hard alloy |
| CN209706438U (en) * | 2019-02-16 | 2019-11-29 | 鹤壁金地食品配料有限公司 | A kind of heated-air circulation oven |
| CN216522954U (en) * | 2021-12-06 | 2022-05-13 | 苏州冰心文化用品有限公司 | Quick drying device is used in pigment production |
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2022
- 2022-07-06 CN CN202210789108.8A patent/CN115183549A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08193786A (en) * | 1995-01-17 | 1996-07-30 | Hokoku Kogyo Co Ltd | Method and apparatus for dehumidifying and drying grain |
| CN107255410A (en) * | 2017-07-25 | 2017-10-17 | 潘岩清 | A kind of spiral cyclic drying secondary exhaust gas utilizes the application method of device |
| CN107388793A (en) * | 2017-08-30 | 2017-11-24 | 合肥锦鸿机械制造有限公司 | One kind energy-conservation continuous drying equipment |
| CN108061457A (en) * | 2017-11-08 | 2018-05-22 | 安徽森米诺农业科技有限公司 | A kind of grain drying device |
| CN207600159U (en) * | 2017-11-29 | 2018-07-10 | 贵州大兴农业科技发展有限公司 | Vibration drying device and its raw material processing device |
| CN208579620U (en) * | 2018-07-02 | 2019-03-05 | 赣州祥瑞硬质合金有限公司 | A kind of drying device of hard alloy |
| CN209706438U (en) * | 2019-02-16 | 2019-11-29 | 鹤壁金地食品配料有限公司 | A kind of heated-air circulation oven |
| CN216522954U (en) * | 2021-12-06 | 2022-05-13 | 苏州冰心文化用品有限公司 | Quick drying device is used in pigment production |
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