CN116067143A - Spiral belt type vacuum rake dryer - Google Patents

Spiral belt type vacuum rake dryer Download PDF

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Publication number
CN116067143A
CN116067143A CN202310357810.1A CN202310357810A CN116067143A CN 116067143 A CN116067143 A CN 116067143A CN 202310357810 A CN202310357810 A CN 202310357810A CN 116067143 A CN116067143 A CN 116067143A
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China
Prior art keywords
groove
limiting
spiral belt
movable
rotating shaft
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Granted
Application number
CN202310357810.1A
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Chinese (zh)
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CN116067143B (en
Inventor
顾晓锋
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Changzhou Youbo Drying Engineering Co ltd
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Changzhou Youbo Drying Engineering Co ltd
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Priority to CN202310357810.1A priority Critical patent/CN116067143B/en
Publication of CN116067143A publication Critical patent/CN116067143A/en
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Publication of CN116067143B publication Critical patent/CN116067143B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B11/00Machines or apparatus for drying solid materials or objects with movement which is non-progressive
    • F26B11/12Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices
    • F26B11/16Machines or apparatus for drying solid materials or objects with movement which is non-progressive in stationary drums or other mainly-closed receptacles with moving stirring devices the stirring device moving in a vertical or steeply-inclined plane
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/001Handling, e.g. loading or unloading arrangements
    • F26B25/002Handling, e.g. loading or unloading arrangements for bulk goods
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/02Applications of driving mechanisms, not covered by another subclass
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04Agitating, stirring, or scraping devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention relates to the field of dryers and discloses a spiral belt type vacuum rake dryer, which effectively solves the problems that at present, materials form two material flows through an inner spiral belt and an outer spiral belt, so that the drying conditions of the two material flows are different.

Description

Spiral belt type vacuum rake dryer
Technical Field
The invention belongs to the field of dryers, and particularly relates to a spiral belt type vacuum rake dryer.
Background
According to the patent document with the publication number of CN2898740Y, the invention is named as a spiral belt type vacuum rake dryer, and the specification of the patent document is as follows: when the spiral belt is in a semi-continuous state during the working, the potential energy of the vacuum cylinder body is continuously converted into the kinetic energy in the stirring process, and the materials outside the width of the spiral belt are continuously supplemented to make the materials around the spiral belt perform directional movement along the movement direction of the spiral belt. When the outer screw belt pushes the material to the direction close to the inner wall of the cylinder, the inner screw belt pushes the material close to the central handle shaft to the opposite direction, so that two relatively unique circulating material flows appear in the whole material layer space in the cylinder of the vacuum drying machine. Because the outer spiral belt and the inner spiral belt adopt opposite directions in the structural direction, when the main shaft is reversed, the materials in the cylinder body are still in a convection shape. Because the vacuum is driven by forward and reverse rotation at regular intervals, there is no fear that materials can form backlog and dead angles in the cylinder; the following drawbacks still remain:
because the heating equipment sets up in barrel casing interlayer splint, and the material forms two material flows through inside and outside two spiral bands to be heated inhomogeneous between messenger's inlayer material flow and the outer material flow, thereby make the drying condition of two-layer material flow different, thereby make drying efficiency lower.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the spiral belt type vacuum rake dryer, which effectively solves the problem that the drying condition of two layers of material flows is different due to the fact that the material forms two material flows through an inner spiral belt and an outer spiral belt at present.
In order to achieve the above purpose, the present invention provides the following technical solutions: the spiral belt type vacuum rake dryer comprises a vacuum cylinder, wherein supporting seats are symmetrically arranged below the vacuum cylinder, supporting legs are installed at the bottom ends of the supporting seats at equal angles, a supporting frame is installed at the top ends of the supporting seats, the supporting frame is fixedly connected with the bottom wall of the vacuum cylinder, and a mounting rack is installed at the top ends of the supporting seats;
a feeding pipe is arranged at the top end of the vacuum cylinder, a discharging pipe is arranged at the bottom end of the vacuum cylinder, sealing plugs are arranged in the feeding pipe and the discharging pipe, a vacuum pipe is arranged at one side of the feeding pipe, and a vacuum pump is arranged at one end of the vacuum pipe;
the vacuum cylinder is provided with a central rotating shaft, the central rotating shaft is rotationally connected with two ends of the vacuum cylinder, a limiting plate is arranged on the central rotating shaft and plays a limiting role on the central rotating shaft, an outer spiral belt is arranged on the outer side of the central rotating shaft, an inner spiral belt is arranged on the outer side of the outer spiral belt and is close to one side of the central rotating shaft, the spiral direction of the outer spiral belt is opposite to that of the inner spiral belt, a fixing rod is uniformly arranged on the outer side of the central rotating shaft, the outer spiral belt and the inner spiral belt are fixedly connected with the fixing rod, an inner layer material heating assembly is arranged on the central rotating shaft, a double-layer material mixing assembly is arranged on the central rotating shaft, one end of the central rotating shaft is fixedly connected with an output shaft of a driving motor, and the driving motor is fixedly arranged on one of the mounting frames;
the inner layer material heating assembly comprises a hot air through groove formed in the inner portion of the central rotating shaft, the hot air through groove penetrates through one end, far away from the driving motor, of the central rotating shaft, a limiting block is arranged at one end, far away from the driving motor, of the central rotating shaft, an air heating sleeve is arranged on the outer side of the limiting block, a heating coil is arranged on the inner wall of the air heating sleeve, and the air heating sleeve is fixedly arranged on the other mounting frame.
Preferably, the outer tube is installed to the bilateral symmetry of air heating cover, the inner tube is installed to one side that the outer tube is close to the inside of air heating cover, the arc groove has been seted up to the one end that the inner tube is close to the inside of air heating cover, the internally mounted of one of them inner tube has the air inlet fan, the internally mounted of another inner tube has the exhaust fan, be equipped with between two inner tubes and adjust the dog, the outer wall and the arc groove of adjusting the dog hug closely, the air inlet tank has been seted up to the inside of adjusting the dog, the air inlet tank sets up to semicircle annular, the inlet port has evenly been seted up on the outer wall of air inlet tank, the top of adjusting the dog and the output shaft fixed connection of first motor, first motor fixed mounting is in the top of air heating cover.
Preferably, the double-deck material mixing assembly includes the fixed cylinder of evenly installing on central pivot outer wall, the inside movable mounting of fixed cylinder has the movable block, the bottom of movable block is equipped with the movable rod, the one end of movable rod runs through to the outside of fixed cylinder, the stirring board is evenly installed in the outside of fixed cylinder, fixed cylinder is linked together with the hot gas logical groove, spacing change groove has been seted up to the inside of movable block, spacing change groove's inside rotation is connected with spacing change piece, spacing change piece and movable rod fixed connection, the intercommunication groove has been seted up to the inside of movable rod, the intercommunication groove is linked together with the inside of fixed cylinder, equiangular mounting has the atress blade on the inner wall of intercommunication groove, the atress blade slope sets up.
Preferably, the inner wall bilateral symmetry of fixed section of thick bamboo installs spacing, and spacing groove has been seted up to the bilateral symmetry of movable block, spacing groove and spacing sliding connection, and first spring is installed to the bottom symmetry of movable block, and the bottom of first spring and the interior bottom wall fixed connection of fixed section of thick bamboo, the internally mounted of stirring board have double-deck material harrow material subassembly, and the rotatory stirring subassembly of tip is installed to the bottom of movable rod.
Preferably, the double-deck material harrow material subassembly is including seting up in the inside movable tank of stirring board, the movable tank is linked together with the intercommunication inslot portion, the inside of movable tank is equipped with the gear, first pivot is installed to the bilateral symmetry of gear, first pivot is connected with the inner wall rotation of movable tank, one side that the movable rod was kept away from to the gear is equipped with the rotor plate, the second pivot is installed to the bilateral symmetry of rotor plate, the second pivot is connected with the inner wall rotation of movable tank, the connecting rod is installed to one side that the gear was kept away from to the rotor plate, the diaphragm is installed to the one end of connecting rod, the harrow pole is installed to the equidistance on the diaphragm.
Preferably, a tooth slot is uniformly formed in one side, close to the gear, of the rotating plate, the tooth slot is meshed with the gear, a first piston is arranged on one side, close to the movable rod, of the gear, the outer wall of the first piston is clung to the inner part of the movable groove, a rack is mounted on one side, close to the gear, of the first piston, the rack is located above the gear, and the rack is meshed with the gear.
Preferably, a fixed plate is arranged below the gear, the fixed plate is fixedly arranged on the inner bottom wall of the movable groove, a second spring is arranged on one side of the first piston, and one end of the second spring is fixedly connected with the fixed plate.
Preferably, the rotary stirring assembly of tip is including installing in the spacing bottom block of movable rod bottom, and spacing end cover is installed in the outside of spacing bottom block, and stirring leaf is installed to the outside equiangular degree of spacing end cover, and the internally mounted of intercommunication groove has the spacing ring, and the guide bar is installed to the symmetry between spacing ring and the interior bottom wall of intercommunication groove, and the outside sliding connection of guide bar has the second piston, and the outer wall of second piston hugs closely with the inner wall of intercommunication groove, and the third spring is installed to the bottom symmetry of second piston.
Preferably, the bottom of the movable rod is provided with a rod groove, the rod groove penetrates into the communicating groove, and the bottom of the limiting bottom sleeve is provided with a screw groove.
Preferably, a screw is installed at the bottom end of the second piston, the screw is located in the rod groove and is in threaded connection with the screw groove, and a baffle is installed at the bottom end of the screw.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the heating equipment is arranged on the vacuum cylinder shell, after air enters the air heating sleeve, the heating coil heats the air and is introduced into the hot air through groove, so that the internal heating is increased, the inner and outer material layers are conveniently and simultaneously heated, the heating uniformity of the inner and outer material layers is improved, the drying effect is improved, and meanwhile, the hot air is reciprocally introduced and exhausted from the hot air through groove through the rotation of the air inlet fan, the air outlet fan and the regulating stop block, so that the heat transfer is facilitated, and the drying efficiency is improved;
according to the invention, through the inlet and the outlet of air, the movable rod is driven to reciprocate up and down along the fixed cylinder, so that the stirring plate is continuously driven to reciprocate between two material layers, the two material layers are mixed mutually in the moving process of the two material layers, the heating uniformity of the two material layers is improved, and meanwhile, when the air passes through the stress blades, the stress blades are obliquely arranged, so that the movable rod is driven to rotate, the stirring plate is driven to rotate, the mixing effect is improved, and the drying effect is improved;
according to the invention, through the entering and the discharging of air, under the action of air pressure and a second spring, the first piston moves back and forth in the movable groove, and as the rack is meshed with the gear which is meshed with the tooth groove, the harrow bar is driven to rotate up and down, and the two material layers are mixed with each other, so that the heating uniformity of the two material layers is further improved, and the drying effect is improved;
according to the invention, through the entering and the discharging of air, under the action of air pressure and a third spring, the screw rod reciprocates up and down, and as the screw rod is in threaded connection with the limiting bottom sleeve, the limiting bottom sleeve is rotationally sleeved on the limiting bottom block, so that the limiting bottom sleeve is driven to rotate, the stirring blade is used for stirring materials, the mixing effect is further improved, the drying uniformity is improved, and the drying effect is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of a spiral belt type vacuum rake dryer according to the present invention;
FIG. 2 is a schematic view of the internal structure of the vacuum cylinder of the present invention;
FIG. 3 is a schematic view of an inner material heating assembly according to the present invention;
FIG. 4 is a schematic diagram of an air heating jacket according to the present invention;
FIG. 5 is a schematic view of a dual layer material mixing assembly according to the present invention;
FIG. 6 is a schematic view of a movable rod structure according to the present invention;
FIG. 7 is an enlarged view of FIG. 6A in accordance with the present invention;
FIG. 8 is a schematic view of an end rotary stirring assembly according to the present invention;
in the figure: 1. a vacuum cylinder; 2. a support base; 3. support legs; 4. a support frame; 5. a mounting frame; 6. a feed pipe; 7. a discharge pipe; 8. a sealing plug; 9. a vacuum tube; 10. a central spindle; 11. a limiting plate; 12. a driving motor; 13. an outer helical band; 14. an inner spiral belt; 15. a fixed rod; 16. an inner material heating assembly; 1601. a hot gas through groove; 1602. an air heating jacket; 1603. a limiting block; 1604. a heating coil; 1605. adjusting the stop block; 1606. a first motor; 1607. an air inlet groove; 1608. an air inlet hole; 1609. an outer tube; 16010. an inner tube; 16011. an arc groove; 16012. an air intake fan; 16013. an exhaust fan; 17. a double-layer material mixing assembly; 1701. a fixed cylinder; 1702. a movable block; 1703. a movable rod; 1704. a stirring plate; 1705. a limit bar; 1706. a limit groove; 1707. a first spring; 1708. limiting rotating grooves; 1709. limiting rotating blocks; 17010. a communication groove; 17011. a force-bearing blade; 18. a double-layer material raking assembly; 1801. a movable groove; 1802. a gear; 1803. a first rotating shaft; 1804. a rotating plate; 1805. a second rotating shaft; 1806. tooth slots; 1807. a connecting rod; 1808. a cross plate; 1809. a harrow bar; 18010. a first piston; 18011. a rack; 18012. a fixing plate; 18013. a second spring; 19. an end rotating stirring assembly; 1901. limiting bottom blocks; 1902. a limiting bottom sleeve; 1903. stirring the leaves; 1904. a limiting ring; 1905. a guide rod; 1906. a second piston; 1907. a third spring; 1908. a screw; 1909. a baffle; 19010. a rod groove; 19011. a screw groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
1-8, the invention comprises a vacuum cylinder 1, a supporting seat 2 is symmetrically arranged below the vacuum cylinder 1, supporting legs 3 are arranged at the bottom end of the supporting seat 2 at equal angles, a supporting frame 4 is arranged at the top end of the supporting seat 2, the supporting frame 4 is fixedly connected with the bottom wall of the vacuum cylinder 1, a mounting frame 5 is arranged at the top end of the supporting seat 2, a feeding pipe 6 is arranged at the top end of the vacuum cylinder 1, a discharging pipe 7 is arranged at the bottom end of the vacuum cylinder 1, sealing plugs 8 are arranged in the feeding pipe 6 and the discharging pipe 7, a vacuum pipe 9 is arranged at one side of the feeding pipe 6, a vacuum pump is arranged at one end of the vacuum pipe 9, a central rotating shaft 10 is arranged on the vacuum cylinder 1, the central rotating shaft 10 is rotationally connected with two ends of the vacuum cylinder 1, a limiting plate 11 is arranged on the central rotating shaft 10, the limiting plate 11 plays a limiting role on the central rotating shaft 10, an outer spiral belt 13 is arranged on the outer side of the central rotating shaft 10, an inner spiral belt 14 is arranged on the outer side of the outer spiral belt 13, the inner spiral belt 14 is positioned on one side, close to the central rotating shaft 10, of the outer spiral belt 13, the spiral direction of the outer spiral belt is opposite to that of the inner spiral belt 14, a fixing rod 15 is uniformly arranged on the outer side of the central rotating shaft 10, the outer spiral belt 13 and the inner spiral belt 14 are fixedly connected with the fixing rod 15, an inner layer material heating assembly 16 is arranged on the central rotating shaft 10, a double-layer material mixing assembly 17 is arranged on the central rotating shaft 10, one end of the central rotating shaft 10 is fixedly connected with an output shaft of the driving motor 12, and the driving motor 12 is fixedly arranged on one of the mounting frames 5;
the inner layer material heating component 16 is including seting up in the inside steam logical groove 1601 of center pivot 10, steam logical groove 1601 runs through to the inside one end that center pivot 10 kept away from driving motor 12, stopper 1603 is installed to the one end that center pivot 10 kept away from driving motor 12, air heating cover 1602 is installed in the outside of stopper 1603, install heating coil 1604 on the inner wall of air heating cover 1602, air heating cover 1602 fixed mounting is on another mounting bracket 5, outer tube 1609 is installed to air heating cover 1602's bilateral symmetry, inner tube 16010 is installed to one side that outer tube 1609 is close to air heating cover 1602 inside, inner tube 16010 is close to the inside one end of air heating cover 1602 and has been seted up arc groove 16011, wherein the internally mounted of inner tube 16010 has air inlet fan 16012, the internally mounted of another inner tube 16010 has exhaust fan 16013, be equipped with between two inner tubes 16010, the outer wall and the arc groove 16011 of adjusting block 1605 are hugged closely, air inlet slot 1607 has been seted up in the inside of adjusting block 1605, the setting up to be semicircle form, evenly set up inlet port 1609 on the outer wall of air inlet port 1607, the output shaft of adjusting motor 1605 and the first motor 1605 is fixed connection in the first 1606 top of the fixed mounting of air heating cover.
The double-layer material mixing assembly 17 comprises a fixed cylinder 1701 uniformly arranged on the outer wall of a central rotating shaft 10, a movable block 1702 is movably arranged in the fixed cylinder 1701, a movable rod 1703 is arranged at the bottom end of the movable block 1702, one end of the movable rod 1703 penetrates through the outer side of the fixed cylinder 1701, a stirring plate 1704 is uniformly arranged on the outer side of the fixed cylinder 1701, the fixed cylinder 1701 is communicated with a hot air through groove 1601, a limit rotating groove 1708 is formed in the inner side of the movable block 1702, a limit rotating block 1709 is rotationally connected in the limit rotating groove 1708, the limit rotating block 1709 is fixedly connected with the movable rod 1703, a communicating groove 17010 is formed in the inner side of the movable rod 1703, the communicating groove 17010 is communicated with the inner side of the fixed cylinder 1701, a stressed blade 17011 is obliquely arranged on the inner wall of the communicating groove 17010 at equal angles, limit strips 1705 are symmetrically arranged on the two sides of the inner wall of the fixed cylinder 1701, limit grooves 1706 are symmetrically formed on the two sides of the movable block 1702, the limiting groove 1706 is in sliding connection with the limiting strip 1705, the bottom end of the movable block 1702 is symmetrically provided with a first spring 1707, the bottom end of the first spring 1707 is fixedly connected with the inner bottom wall of the fixed barrel 1701, the inside of the stirring plate 1704 is provided with a double-layer material raking component 18, the bottom end of the movable rod 1703 is provided with an end rotary stirring component 19, the movable rod 1703 is driven to reciprocate up and down along the fixed barrel 1701 through air inlet and air outlet, and accordingly the stirring plate 1704 is continuously driven to reciprocate between two material layers, and accordingly the two material layers are mixed with each other in the moving process of the two material layers, heating uniformity of the two material layers is improved, meanwhile when air passes through the stress blade 17011, the stress blade 17011 is obliquely arranged, the movable rod 1703 is driven to rotate, the stirring plate 1704 is driven to rotate, and the mixing effect is improved, and the drying effect is improved.
The double-layer material harrow assembly 18 comprises a movable groove 1801 which is formed in the stirring plate 1704, the movable groove 1801 is communicated with the inside of the communicating groove 17010, a gear 1802 is arranged in the movable groove 1801, first rotating shafts 1803 are symmetrically arranged on two sides of the gear 1802, the first rotating shafts 1803 are rotatably connected with the inner wall of the movable groove 1801, a rotating plate 1804 is arranged on one side of the gear 1802 away from the movable rod 1703, second rotating shafts 1805 are symmetrically arranged on two sides of the rotating plate 1804, a connecting rod 1807 is arranged on one side of the rotating plate 1804 away from the gear 1802, a transverse plate 1808 is arranged at one end of the connecting rod 1807, a harrow rod 1809 is arranged on the transverse plate 1808 at equal intervals, tooth grooves 1806 are uniformly formed in one side of the rotating plate 1804 close to the gear 1802, the tooth grooves 1806 are meshed with the gear, a first piston 18010 is arranged on one side of the gear 1802 close to the inner side of the movable groove 1801, a second rotating shaft 1805 is symmetrically arranged on one side of the gear 1802 close to the movable groove 1801, the second rotating shaft 18011 is arranged on one side of the first piston 18010, the second rotating plate 18011 is rotatably connected with the inner wall of the movable groove 1801, the second rotating plate 1805 is rotatably arranged on the inner side of the movable groove 1801, a connecting rod 18012 is fixedly arranged on the upper side of the rack 18012, and the first piston 18012 is fixedly meshed with the first piston 18013, and the second piston is fixedly arranged on the second piston 18013 is fixedly arranged on the inner side of the movable groove 18013, and the inner side of the movable groove 18013 is further fixed material layer is fixedly meshed with the inner side, and the inner side is further fixed with the inner side of the movable plate is 13.
The end rotary stirring assembly 19 comprises a limiting bottom block 1901 arranged at the bottom end of a movable rod 1703, a limiting bottom sleeve 1902 is arranged at the outer side of the limiting bottom block 1901, stirring blades 1903 are arranged at the outer side of the limiting bottom sleeve 1902 at equal angles, a limiting ring 1904 is arranged at the inner end of the communicating groove 17010, guide rods 1905 are symmetrically arranged between the limiting ring 1904 and the inner bottom wall of the communicating groove 17010, a second piston 1906 is slidably connected at the outer side of the guide rods 1905, a third spring 1907 is symmetrically arranged at the bottom end of the second piston 1906 and closely attached to the inner wall of the communicating groove 17010, a rod groove 19010 is formed at the bottom end of the movable rod 1703, the rod groove 19010 penetrates into the communicating groove 17010, a screw groove 19011 is formed at the bottom end of the limiting bottom sleeve 1902, a screw rod 1908 is arranged at the bottom end of the second piston 1906, the screw rod 1908 is positioned in the inner groove 19010, the screw rod 1908 is in threaded connection with the screw groove 19011, a baffle 1909 is arranged at the bottom end of the screw rod 1908, air inlet and air pressure are tightly attached to the inner wall of the communicating groove 17010, a third spring 1907 is symmetrically arranged at the bottom end of the second piston 1906, the bottom end is in a reciprocating mode, and the limiting bottom sleeve 1902 is further rotated, and is in a mode, and the limiting bottom sleeve is further evenly rotates, and is in threaded connection with the bottom sleeve 1902, and is further rotatably connected with the screw sleeve 1902, and the stirring sleeve is further rotated, and the bottom sleeve is further rotatably and is further rotatably connected with the bottom sleeve through the screw rod 1908.
Working principle: when the vacuum cylinder 1 is used, the feeding pipe 6 is opened, materials to be dried are put into the vacuum cylinder 1, then the feeding pipe 6 is closed, the vacuum pump is started, the inside of the vacuum cylinder 1 is vacuumized, the driving motor 12 is started, the central rotating shaft 10 is driven to rotate, then the outer spiral belt 13 and the inner spiral belt 14 are driven to move in the vacuum cylinder 1 after rotating, and the outer spiral belt 13 and the inner spiral belt 14 are opposite in spiral direction, so that the materials in the vacuum cylinder 1 form two material flow layers, the two material flow layers are opposite in flow direction and are connected end to end, a circulating material belt is formed, meanwhile, heating equipment is arranged in the vacuum cylinder 1, the inside of the vacuum cylinder 1 is heated, and the materials in the vacuum cylinder 1 are dried;
simultaneously, the air inlet fan 16012 and the air outlet fan 16013 are opened, the air inlet hole 1608 is opened at the same time, so that the adjusting stop block 1605 rotates, when the adjusting stop block 1605 rotates until the air inlet hole 1608 faces the inside of the air inlet fan 16012, external air enters the air heating sleeve 1602 and is heated by the heating coil 1604, so that hot air enters the hot air through groove 1601, the inner side heating is increased, the heating uniformity of the inner and outer material layers is improved, and when the adjusting stop block 1605 rotates until the air inlet hole 1608 is close to the air outlet fan 16013, the air is driven to be discharged;
when hot air enters, the hot air enters the communicating groove 17010, after the air fills the communicating groove 17010, the movable rod 1703 is pushed to move outwards under the action of air pressure, and when the air is discharged, the movable rod 1703 moves back under the action of the first spring 1707, so that the stirring plate 1704 moves between the two material layers, the two material layers are mixed mutually in the moving process of the two material layers, the heating uniformity of the two material layers is improved, and meanwhile, when the air passes through the stress blade 17011, the stress blade 17011 is obliquely arranged, so that the movable rod 1703 is driven to rotate, the stirring plate 1704 is driven to rotate, the mixing effect is improved, and the drying effect is improved;
after the hot air enters the communicating groove 17010, under the action of air pressure, the first piston 18010 is pushed to move towards the gear 1802, and when the air is discharged, the first piston 18010 moves back under the action of the second spring 18013, so that the rack 18011 drives the gear 1802 to rotate reciprocally, the gear 1802 is meshed with the tooth slot 1806, so that the harrow bar 1809 is driven to rotate up and down, and the two material layers are mixed with each other, so that the heating uniformity of the two material layers is improved;
after the hot air enters the communicating groove 17010, the second piston 1906 is pushed to move downwards under the action of air pressure, and when the air is discharged, the second piston 1906 moves back under the action of the third spring 1907, so that the screw 1908 reciprocates up and down, and the limiting bottom sleeve 1902 is rotationally sleeved on the limiting bottom block 1901 due to the threaded connection of the screw 1908 and the limiting bottom sleeve 1902, so that the limiting bottom sleeve 1902 is driven to rotate, the stirring blade 1903 is used for stirring materials, the mixing effect is further improved, the drying uniformity is improved, and the drying effect is improved.

Claims (10)

1. The utility model provides a spiral belt vacuum rake dryer, includes vacuum barrel (1), its characterized in that: the vacuum cylinder is characterized in that supporting seats (2) are symmetrically arranged below the vacuum cylinder body (1), supporting legs (3) are arranged at the bottom ends of the supporting seats (2) at equal angles, supporting frames (4) are arranged at the top ends of the supporting seats (2), the supporting frames (4) are fixedly connected with the bottom wall of the vacuum cylinder body (1), and mounting frames (5) are arranged at the top ends of the supporting seats (2);
a feed pipe (6) is arranged at the top end of the vacuum cylinder body (1), a discharge pipe (7) is arranged at the bottom end of the vacuum cylinder body (1), sealing plugs (8) are arranged in the feed pipe (6) and the discharge pipe (7), a vacuum pipe (9) is arranged at one side of the feed pipe (6), and a vacuum pump is arranged at one end of the vacuum pipe (9);
a central rotating shaft (10) is arranged on the vacuum cylinder body (1), the central rotating shaft (10) is rotationally connected with two ends of the vacuum cylinder body (1), a limiting plate (11) is arranged on the central rotating shaft (10), the limiting plate (11) plays a role in limiting the central rotating shaft (10), an outer spiral belt (13) is arranged on the outer side of the central rotating shaft (10), an inner spiral belt (14) is arranged on the outer side of the outer spiral belt (13) and is close to one side of the central rotating shaft (10), the spiral direction of the outer spiral belt (13) is opposite to the spiral direction of the inner spiral belt (14), a fixed rod (15) is uniformly arranged on the outer side of the central rotating shaft (10), the outer spiral belt (13) and the inner spiral belt (14) are fixedly connected with the fixed rod (15), an inner layer material heating assembly (16) is arranged on the central rotating shaft (10), one end of the central rotating shaft (10) is fixedly connected with an output shaft of a driving motor (12), and the driving motor (12) is fixedly arranged on one of the mounting frames (5);
the inner material heating component (16) comprises a hot air through groove (1601) formed in the inner portion of the central rotating shaft (10), the hot air through groove (1601) penetrates through the central rotating shaft (10) to be far away from one end of the driving motor (12), a limiting block (1603) is arranged at one end, far away from the driving motor (12), of the central rotating shaft (10), an air heating sleeve (1602) is arranged on the outer side of the limiting block (1603), a heating coil (1604) is arranged on the inner wall of the air heating sleeve (1602), and the air heating sleeve (1602) is fixedly arranged on the other mounting frame (5).
2. A spiral belt vacuum rake dryer as set forth in claim 1 wherein: the utility model discloses a motor, including air heating cover (1602), outer tube (16019) are installed to both sides symmetry of air heating cover (1602), inner tube (16010) are installed to one side of outer tube (16010) near air heating cover (1602) inside, arc groove (16011) have been seted up to one end of inner tube (16010) near air heating cover (1602) inside, the internally mounted of one of them inner tube (16010) has air inlet fan (16012), the internally mounted of another inner tube (16010) has air outlet fan (16013), be equipped with between two inner tubes (16010) and adjust dog (16015), the outer wall and the arc groove (16011) of adjusting dog (1605) are hugged closely, inlet channel (1607) have been seted up to the inside of adjusting dog (1605), inlet port (1608) have evenly been seted up on the outer wall of inlet channel (1607), the top and the output shaft fixed connection of first motor (1606) of adjusting dog (1605), first motor (1606) fixed mounting in the top of air heating cover (1602).
3. A spiral belt vacuum rake dryer as set forth in claim 1 wherein: the double-layer material mixing assembly (17) comprises a fixed cylinder (1701) which is uniformly arranged on the outer wall of a central rotating shaft (10), a movable block (1702) is movably arranged in the fixed cylinder (1701), a movable rod (1703) is arranged at the bottom end of the movable block (1702), one end of the movable rod (1703) penetrates through the outer side of the fixed cylinder (1701), stirring plates (1704) are uniformly arranged on the outer side of the fixed cylinder (1701), the fixed cylinder (1701) is communicated with a hot air through groove (1601), a limiting rotating groove (1708) is formed in the movable block (1702), a limiting rotating block (1709) is rotatably connected with the inner side of the limiting rotating groove (1708), the limiting rotating block (1709) is fixedly connected with the movable rod (1703), a communicating groove (17010) is formed in the inner side of the movable rod (1703), a stressed blade (17011) is uniformly arranged on the inner wall of the communicating groove (17010), and the stressed blade (17011) is obliquely arranged.
4. A spiral belt vacuum rake dryer as set forth in claim 3 wherein: limiting strips (1705) are symmetrically arranged on two sides of the inner wall of the fixed barrel (1701), limiting grooves (1706) are symmetrically arranged on two sides of the movable block (1702), the limiting grooves (1706) are in sliding connection with the limiting strips (1705), first springs (1707) are symmetrically arranged at the bottom ends of the movable block (1702), the bottom ends of the first springs (1707) are fixedly connected with the inner bottom wall of the fixed barrel (1701), a double-layer material raking component (18) is arranged in the stirring plate (1704), and an end rotating stirring component (19) is arranged at the bottom ends of the movable rods (1703).
5. A spiral belt vacuum rake dryer as set forth in claim 4 wherein: the double-layer material harrow material subassembly (18) is including seting up in inside movable tank (1801) of stirring board (1704), inside movable tank (1801) is linked together with intercommunication groove (17010), the inside of movable tank (1801) is equipped with gear (1802), first pivot (1803) are installed to the bilateral symmetry of gear (1802), first pivot (1803) are connected with the inner wall rotation of movable tank (1801), one side that movable rod (1703) was kept away from to gear (1802) is equipped with rotor plate (1804), second pivot (1805) are installed to the bilateral symmetry of rotor plate (1804), second pivot (1805) are connected with the inner wall rotation of movable tank (1801), connecting rod (1807) are installed to one side that gear (1802) was kept away from to rotor plate (1804), diaphragm (1808) are installed to the one end of connecting rod (1807), equidistance is installed on diaphragm (1808) harrow pole (1809).
6. A spiral belt vacuum rake dryer as set forth in claim 5 wherein: tooth grooves (1806) are uniformly formed in one side, close to a gear (1802), of the rotating plate (1804), the tooth grooves (1806) are meshed with the gear (1802), a first piston (18010) is arranged on one side, close to a movable rod (1703), of the gear (1802), the outer wall of the first piston (18010) is tightly attached to the inside of the movable groove (1801), a rack (18011) is arranged on one side, close to the gear (1802), of the first piston (18010), the rack (18011) is located above the gear (1802), and the rack (18011) is meshed with the gear (1802).
7. A spiral belt vacuum rake dryer as set forth in claim 5 wherein: the gear (1802) below is equipped with fixed plate (18012), and fixed plate (18012) fixed mounting is on the interior diapire of movable groove (1801), and second spring (18013) is installed to one side of first piston (18010), and one end and fixed plate (18012) fixed connection of second spring (18013).
8. A spiral belt vacuum rake dryer as set forth in claim 4 wherein: the end rotating stirring assembly (19) comprises a limiting bottom block (1901) arranged at the bottom end of a movable rod (1703), a limiting bottom sleeve (1902) is arranged at the outer side of the limiting bottom block (1901), stirring blades (1903) are arranged at the outer side of the limiting bottom sleeve (1902) at equal angles, a limiting ring (1904) is arranged in a communicating groove (17010), guide rods (1905) are symmetrically arranged between the limiting ring (1904) and the inner bottom wall of the communicating groove (17010), a second piston (1906) is slidably connected at the outer side of the guide rods (1905), the outer wall of the second piston (1906) is clung to the inner wall of the communicating groove (17010), and third springs (1907) are symmetrically arranged at the bottom end of the second piston (1906).
9. A spiral belt vacuum rake dryer as set forth in claim 8 wherein: the bottom end of the movable rod (1703) is provided with a rod groove (19010), the rod groove (19010) penetrates into the communicating groove (17010), and the bottom end of the limiting bottom sleeve (1902) is provided with a screw groove (19011).
10. A spiral belt vacuum rake dryer as set forth in claim 9 wherein: the bottom end of the second piston (1906) is provided with a screw rod (1908), the screw rod (1908) is positioned in the rod groove (19010) slowly, the screw rod (1908) is in threaded connection with the screw groove (19011), and the bottom end of the screw rod (1908) is provided with a baffle plate (1909).
CN202310357810.1A 2023-04-06 2023-04-06 Spiral belt type vacuum rake dryer Active CN116067143B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116558270A (en) * 2023-07-06 2023-08-08 芯达半导体设备(苏州)有限公司 Baking equipment cover plate and control method thereof

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CN215693511U (en) * 2021-09-08 2022-02-01 河南旭百瑞生物科技股份有限公司 Mixing arrangement for compound feed processing
CN215952066U (en) * 2021-03-22 2022-03-04 浙江诚信医化设备有限公司 Novel spiral ribbon harrow formula desiccator
CN217275328U (en) * 2022-04-30 2022-08-23 河北鑫淘沅医药科技有限公司 Rake type dryer
CN217746574U (en) * 2022-06-27 2022-11-08 科兴生物科技(福建)有限公司 Horizontal double helical ribbon mixer for processing aquatic premix
CN218553979U (en) * 2022-11-08 2023-03-03 山东辛化硅胶有限公司 Double-tooth stirring device for cat litter

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CN2898740Y (en) * 2005-11-25 2007-05-09 查晓峰 Spiral belt rake vacuum drier
CN205074011U (en) * 2015-09-25 2016-03-09 嘉兴职业技术学院 High -efficient gas -liquid mixture reaction vessel of numerical control type
CN107289757A (en) * 2017-06-08 2017-10-24 惠安县长信机电科技有限公司 A kind of granule materials drying equipment under low pressure state
CN208066175U (en) * 2018-01-23 2018-11-09 东莞市奥迪利塑胶原料有限公司 A kind of horizontal mixer with agitatortype for plastic raw materials processing
CN209371701U (en) * 2018-10-30 2019-09-10 江苏蔚观新材料科技有限公司 A kind of ribbon mixing drier
CN213493423U (en) * 2020-10-10 2021-06-22 厦门神石多彩节能科技有限公司 Mix abundant horizontal mixer
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CN217746574U (en) * 2022-06-27 2022-11-08 科兴生物科技(福建)有限公司 Horizontal double helical ribbon mixer for processing aquatic premix
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116558270A (en) * 2023-07-06 2023-08-08 芯达半导体设备(苏州)有限公司 Baking equipment cover plate and control method thereof
CN116558270B (en) * 2023-07-06 2023-09-15 芯达半导体设备(苏州)有限公司 Baking equipment cover plate and control method thereof

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