CN114893953B - Drying treatment device for preventing caking for coal dust preparation - Google Patents
Drying treatment device for preventing caking for coal dust preparation Download PDFInfo
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- CN114893953B CN114893953B CN202210497228.0A CN202210497228A CN114893953B CN 114893953 B CN114893953 B CN 114893953B CN 202210497228 A CN202210497228 A CN 202210497228A CN 114893953 B CN114893953 B CN 114893953B
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- coal dust
- scattering
- pulverized coal
- grinding
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- 239000002817 coal dust Substances 0.000 title claims abstract description 125
- 238000001035 drying Methods 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 239000003245 coal Substances 0.000 claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 230000002035 prolonged effect Effects 0.000 claims abstract description 5
- 238000000227 grinding Methods 0.000 claims description 59
- 238000010438 heat treatment Methods 0.000 claims description 44
- 238000003756 stirring Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000012216 screening Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 1
- 239000000843 powder Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 241000237942 Conidae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B1/00—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids
- F26B1/005—Preliminary treatment of solid materials or objects to facilitate drying, e.g. mixing or backmixing the materials to be dried with predominantly dry solids by means of disintegrating, e.g. crushing, shredding, milling the materials to be dried
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/001—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement the material moving down superimposed floors
- F26B17/005—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement the material moving down superimposed floors with rotating floors, e.g. around a vertical axis, which may have scrapers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
- F26B23/06—Heating arrangements using electric heating resistance heating
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
Abstract
The invention relates to the field of pulverized coal preparation equipment, in particular to a caking-preventing drying treatment device for pulverized coal preparation. Technical problems: the existing pulverized coal drying equipment cannot isolate pulverized coal from steam, part of pulverized coal can be agglomerated, the existing equipment cannot break up the pulverized coal, and the pulverized coal is required to be treated by other equipment, so that the pulverized coal preparation efficiency is reduced. The technical scheme is as follows: a drying treatment device for preventing caking for preparing coal dust comprises a lower shell; the upper part of the outer side surface of the lower shell is provided with an upper shell through a connecting block, the left and right sides of the upper shell are provided with outer shells, the inner upper part of the upper shell is provided with a pulverized coal scattering mechanism, the pulverized coal scattering mechanism is respectively connected with the outer shells and the lower shell, and a conveying and separating mechanism is arranged between the upper shell and the lower shell. According to the invention, the pulverized coal scattering mechanism and the conveying and separating mechanism are matched, so that the pulverized coal scattering work of caking is completed, the drying time of the pulverized coal is prolonged, and the subsequent incapability of using the pulverized coal caused by unqualified pulverized coal drying is avoided.
Description
Technical Field
The invention relates to the field of pulverized coal preparation equipment, in particular to a caking-preventing drying treatment device for pulverized coal preparation.
Background
In the process of cast iron, coal dust is generally added into green sand to avoid the surface sand burning defect of the casting and improve the surface finish of the casting.
The existing in-process at the buggy preparation is carried out the drying treatment to the buggy through current buggy drying equipment generally, and current buggy drying equipment is when carrying out processing stoving to the buggy, mostly batch processing, and at the in-process of drying to the buggy, can dry the moisture in the buggy and make it form vapor, and the vapor that forms can contact with the buggy after the stoving again, this in-process can lead to partial buggy caking, and current buggy drying equipment can't break up the buggy of caking, so just need to handle through other equipment afterwards, thereby can reduce the work efficiency of buggy preparation, and need consume a large amount of manpower and material resources.
Aiming at the defects of the prior art, a drying treatment device for preventing caking for preparing pulverized coal, which avoids consuming a great deal of manpower and material resources, is developed.
Disclosure of Invention
In order to overcome the defects that the existing coal powder drying equipment cannot isolate coal powder from steam, partial coal powder is agglomerated, the existing coal powder drying equipment cannot break up the agglomerated coal powder, other equipment is needed to process the agglomerated coal powder, and the coal powder preparation efficiency is reduced, the drying treatment device for preventing the agglomeration in the coal powder preparation, which consumes a large amount of manpower and material resources, is provided.
The technical proposal is as follows: the utility model provides a coal dust preparation is with drying treatment device who prevents caking, including lower casing, the lateral surface upper portion of lower casing passes through the connecting block and installs the casing, a plurality of venthole has been seted up to the last side circumference of going up the casing, the shell body is all installed about going up the casing, the hopper is installed down through branch to the last side of going up the casing, the mechanism is broken up with the shell body and is connected down to the interior upper portion of going up the casing, the mechanism is broken up to the coal dust is used for breaking up caking coal dust respectively with lower casing, be provided with between upper casing and the lower casing and carry separating mechanism, carry separating mechanism to be used for heating dry to the coal dust, the mechanism is broken up to the coal dust that the mechanism made whereabouts is broken up and is carried separating mechanism to the coal dust stoving and the grinding that break up.
Further, the coal dust scattering mechanism is including gear motor, gear motor passes through the mount pad to be connected in the right flank of lower casing, the rotating turret is installed to gear motor's output shaft, first pivot is all installed through the installation piece rotation in two shells, the lower extreme of two first pivots respectively with adjacent rotating turret rigid couplings, the spur gear is all installed to the lower part of two first pivots, first bevel gear is all installed to the upper end of two first pivots, the second pivot is all installed to the left and right sides on upper casing upper portion, the second bevel gear is all installed to the outer end of two second pivots, two second bevel gears are located adjacent shell respectively, two second bevel gears mesh with adjacent first bevel gear respectively, the middle part of upper casing upper side is inlayed and is had the unloading casing, the cavity has all been seted up at the left and right sides of unloading casing medial surface, the conical hopper is installed to the downside of unloading casing, the inner of two second pivots is passed the unloading casing respectively and is connected rather than rotating, the inner rigid coupling of two second pivots has the cam, two cams are located the lower casing respectively, two side of two shells are located the lower side of two shells respectively, two side shells are used for the square carrier, two side of the sliding frame is installed respectively, two side of the sliding frame is used for the side of two side of the sliding frame, the sliding frame is adjacent, the sliding frame is located, the side of two side of the sliding frame is used for the sliding frame, the side, the sliding frame is equipped with the inside the sliding frame, and the sliding frame is equipped with the sliding frame.
Further, the scattering rods on the two scattering frames are arranged in a staggered mode and are used for scattering the agglomerated coal dust.
Further, carry separating mechanism including the connecting plate, the connecting plate is equipped with a plurality of, a plurality of connecting plate circumference rigid coupling is in the upper housing lower part, install the spiral frame between a plurality of connecting plate, the spiral frame is used for the buggy direction, install drive gear between upper housing and the lower casing, round baffle is installed to drive gear's the last side, round baffle's last side is by outside-in slope setting, a plurality of arc wall has been seted up to drive gear's last side circumference equidistance, drive gear's last side installs the heating shell, the heating shell is used for the buggy stoving, the heating shell is located the inboard of a plurality of arc wall on the drive gear, the lateral surface of heating shell is equipped with a plurality of rubber strip, the puddler is installed to the upper end of heating shell, the puddler is used for delaying the buggy whereabouts and disperses the buggy of caking, conical shell is installed to drive gear's downside, the inner bottom of lower casing is provided with the sloping platform, the sloping platform is used for the buggy to collect, the sloping platform is located the downside of conical shell, rectangular mouth has been seted up to the front side of lower casing.
Further, the spiral frame is arranged in an inclined mode from outside to inside, the spiral direction of the spiral frame is opposite to the rotation direction of the heating shell, and the spiral frame is sleeved on the outer side of the heating shell and is not in contact with the heating shell, so that the drying time of pulverized coal is prolonged, and the pulverized coal of a lump is blocked.
Further, a plurality of groups of stirring blades are arranged on the stirring rod, and a plurality of groups of stirring She Jiaocuo are arranged on the stirring rod and used for slowing down the falling speed of coal dust and dispersing the agglomerated coal dust.
Further, still including the clearance brush, two clearance brushes are installed in the left side of lower part in the upper casing, the contained angle of two clearance brushes is less than 90, grinding shell is installed through the connecting rod to the rear portion of the interior right wall of inclined table, grinding shell is used for the buggy screening, the dead lever is installed to the interior bottom of grinding shell, two wedge plates have been fixedly connected on the upper portion of dead lever, grinding shell's inside is equipped with grinds the inner shell, circular hole has been seted up at the middle part of grinding inner shell, the dead lever passes the circular hole of grinding inner shell, the slide bar is installed on the upper portion of grinding inner shell right wall, rectangular through-hole has been seted up on the upper portion of inferior valve right side, the rectangular through-hole of inferior valve is located gear motor's upside, the right-hand member of slide bar passes the rectangular through-hole of inferior valve and is connected with its sliding, the right part of slide bar is connected with the rotating frame rotation, the lower part of the interior right wall of inferior valve is installed to prop up on the prop up the piece, rectangular spout has been seted up to rectangular spout on the slide bar through the bull stick rotation.
Further, the outer side surfaces of the two wedge-shaped plates are provided with a plurality of brushes at equal intervals, and the brushes are used for cleaning coal dust on the inner wall of the conical shell.
Further, a plurality of blanking holes are formed in the grinding outer shell and the grinding inner shell, the diameter of the blanking hole of the grinding outer shell is smaller than that of the blanking hole of the grinding inner shell, and the grinding outer shell and the grinding inner shell are used for filtering ground coal dust.
The beneficial effects are as follows: according to the invention, the pulverized coal scattering mechanism is matched with the conveying and separating mechanism to finish the scattering work of the agglomerated pulverized coal, the drying time of the pulverized coal is prolonged, the pulverized coal is prevented from being dried disqualification, the pulverized coal cannot be used later, the two scattering frames are continuously matched in an up-down moving way, the primary scattering work of the pulverized coal is realized, the stirring rod rotates anticlockwise to carry out the secondary scattering work on the pulverized coal which falls downwards in the conical hopper, meanwhile, the falling speed of the pulverized coal is delayed, the heating shell rotates anticlockwise to be matched with the spiral frame, so that the pulverized coal is scattered and falls, the pulverized coal is prevented from being accumulated, the pulverized coal agglomerated on the spiral frame is extruded and crushed, and the agglomerated pulverized coal is prevented from being removed from the pulverized coal powder scattering device; the coal dust on the upper side surface of the driving gear is cleaned through the two cleaning brushes, the coal dust on the inner wall of the conical shell is cleaned through the brushes on the two wedge-shaped plates, adhesion of the dried coal dust is avoided, the grinding inner shell is matched with the grinding outer shell, grinding of the coal dust in the grinding outer shell is completed, and unqualified coal dust is prevented from being removed.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic cross-sectional perspective view of the present invention.
FIG. 3 is a schematic cross-sectional perspective view of the pulverized coal scattering mechanism of the present invention.
FIG. 4 is a schematic view of a partially cut-away perspective structure of the coal dust breaking mechanism of the present invention.
Fig. 5 is a schematic view of a partial perspective structure of the conveying and separating mechanism of the present invention.
Fig. 6 is a schematic view of a partial perspective structure of the present invention.
Part names and serial numbers in the figure: 1. lower casing, 2, upper casing, 3, outer casing, 4, lower hopper, 5, pulverized coal scattering mechanism, 501, gear motor, 502, rotating frame, 503, first rotating shaft, 504, spur gear, 505, first bevel gear, 506, second rotating shaft, 507, second bevel gear, 508, lower casing, 509, cone hopper, 510, cam, 511, sliding plate, 512, spring rod, 513, scattering frame, 6, conveying and separating mechanism, 601, connecting plate, 602, spiral frame, 603, driving gear, 604, circular baffle, 605, heating casing, 606, stirring rod, 607, cone shell, 608, tilting table, 701, cleaning brush, 702, grinding outer shell, 703, fixing rod, 704, wedge plate, 705, grinding inner shell, 706, sliding rod, 707, and supporting block.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings.
Example 1
The utility model provides a coal dust preparation is with drying treatment device who prevents caking, as shown in fig. 1 through 5, including lower casing 1, upper casing 2 is installed through the connecting block in the lateral surface upper portion of lower casing 1, a plurality of venthole has been seted up to the upper side circumference of upper casing 2, the venthole on upper casing 2 is used for vapor discharge, outer casing 3 is all installed about upper casing 2, lower hopper 4 that is used for the buggy to hold the landing is installed through branch to the upper side of upper casing 2, the inside upper portion of upper casing 2 is installed and is used for the buggy that will agglomerate the buggy and breaks up mechanism 5, buggy breaks up mechanism 5 is connected with outer casing 3 and lower casing 1 respectively, be provided with between upper casing 2 and the lower casing 1 and be used for carrying separating mechanism 6 to the buggy heating and drying, carry separating mechanism 6 work is dried and is rotatory carried to the buggy that falls, extension buggy breaks up mechanism 5 makes the buggy that falls down, avoid the caking that carries down, the subsequent buggy unable stoving, the subsequent buggy that causes inequality to use, the buggy that is unqualified to break up, carry separating mechanism 6 is to the buggy and the processing of drying of buggy is accomplished.
When the coal dust needs to be dried and dehydrated, a user pours the coal dust into the discharging hopper 4, the coal dust in the discharging hopper 4 falls down into the coal dust scattering mechanism 5, meanwhile, the user starts the coal dust scattering mechanism 5 and the conveying and separating mechanism 6 to work, the conveying and separating mechanism 6 starts to heat, the coal dust scattering mechanism 5 works to scatter the agglomerated coal dust, the phenomenon that the agglomerated coal dust cannot be dried inside is avoided, the obstruction is caused to subsequent use, the scattered coal dust is conveyed into the conveying and separating mechanism 6 by the operation of the coal dust scattering mechanism 5, the conveying and separating mechanism 6 is driven to work while the coal dust scattering mechanism 5 works, the falling coal dust is dried and conveyed in a rotating way by the conveying and separating mechanism 6, the downward distance of the coal dust is prolonged, the drying work of the coal dust is completed, the phenomenon that the coal dust is unqualified by the drying time of the coal dust is shortened is avoided, the coal dust is extruded while the conveying and separating mechanism 6 works, the dried coal dust is prevented from caking, the dried coal dust falls down by the user, the dried coal dust is prevented from being collected by the user, and the user can completely close the scattering mechanism 5 and the conveying and the separating mechanism 6 after the drying of the coal dust is completed.
Example 2
On the basis of embodiment 1, as shown in fig. 2 to 4, the pulverized coal scattering mechanism 5 comprises a gear motor 501, the gear motor 501 is connected to the lower part of the right side surface of the lower shell 1 through a mounting seat, a rotating frame 502 is mounted on the output shaft of the gear motor 501 through a key, first rotating shafts 503 are rotatably mounted in the two outer shells 3 through mounting blocks, lower ends of the two first rotating shafts 503 are fixedly connected with the adjacent rotating frames 502 respectively, spur gears 504 are mounted on the lower parts of the two first rotating shafts 503 through keys, the two spur gears 504 are respectively positioned in the two outer shells 3, first bevel gears 505 are mounted on the upper ends of the two first rotating shafts 503 through keys, the two first bevel gears 505 are respectively positioned in the two outer shells 3, second rotating shafts 506 are rotatably mounted on the left and right sides of the upper part of the upper shell 2 through keys, second bevel gears 507 are mounted on the outer ends of the two second rotating shafts 506, the two second bevel gears 507 are respectively positioned in the adjacent outer shell 3, the two second bevel gears 507 are respectively meshed with the adjacent first bevel gears 505, the middle part of the upper side surface of the upper shell 2 is embedded with a blanking shell 508, the left and right parts of the inner side surface of the blanking shell 508 are respectively provided with a cavity, the lower side surface of the blanking shell 508 is provided with a conical hopper 509, the inner ends of the two second rotating shafts 506 respectively penetrate through the blanking shell 508 and are rotationally connected with the blanking shell 508, the inner ends of the two second rotating shafts 506 are respectively provided with a cam 510 through keys, the two cams 510 are respectively positioned in the two cavities of the blanking shell 508, the two cavities of the blanking shell 508 are respectively and slidably connected with a sliding plate 511, two spring rods 512 are respectively fixedly connected between the two sliding plates 511 and the blanking shell 508, the inner sides of the two sliding plates 511 are respectively provided with a scattering frame 513 for scattering agglomerated coal dust, the inside of the blanking shell 508 is provided with square cavities, the two scattering rods on the two scattering frames 513 are arranged in a staggered manner and are used for scattering the agglomerated coal dust, the two cams 510 are respectively positioned on the upper sides of the adjacent scattering frames 513 and are in contact fit with the adjacent scattering frames, the gear motor 501 works to enable the cams 510 to rotate anticlockwise through the rotating frame 502, the first rotating shaft 503, the first bevel gear 505, the second bevel gear 507 and the second rotating shaft 506, the cams 510 rotate anticlockwise and can extrude the sliding plate 511 to move downwards, the sliding plate 511 moves downwards to drive the scattering frames 513 on the sliding plate 511 to move downwards, and the two scattering frames 513 move continuously upwards and downwards to realize primary scattering work of the coal dust and avoid the agglomerated coal dust from sliding downwards.
As shown in fig. 3 and 5, the conveying and separating mechanism 6 comprises a connecting plate 601, a plurality of connecting plates 601 are arranged, the plurality of connecting plates 601 are all fixedly connected to the lower part in the upper shell 2 in the circumferential direction, a spiral frame 602 for guiding coal dust is welded between the plurality of connecting plates 601, a transmission gear 603 is rotatably arranged between the upper shell 2 and the lower shell 1, a round baffle 604 is arranged on the upper side surface of the transmission gear 603, a plurality of arc grooves are formed in the circumferential direction of the upper side surface of the transmission gear 603 at equal intervals, a heating shell 605 for drying coal dust is arranged on the upper side surface of the transmission gear 603 through bolts, the spiral frame 602 is obliquely arranged from outside to inside downwards, the spiral direction of the spiral frame 602 is opposite to the rotation direction of the heating shell 605, the spiral frame 602 is sleeved on the outer side of the heating shell 605 and is not contacted with the heating shell 605, the coal dust is used for prolonging the drying time and blocking agglomerated coal dust, the heating shell 605 is positioned at the inner side of a plurality of arc grooves on the transmission gear 603, a plurality of rubber strips are arranged on the outer side surface of the heating shell 605, the heating shell 605 rotates anticlockwise to enable the coal dust blocks on the spiral frame 602 to move upwards, delay the downward speed of the coal dust, enable the contact time of the coal dust and the heating shell 605 to be longer, enable the heating shell 605 to dry the coal dust, avoid the condition that the coal dust is unqualified in dehydration and cannot be used, the upper end of the heating shell 605 is provided with a stirring rod 606 for delaying the falling of the coal dust through bolts, a plurality of groups of stirring blades are arranged on the stirring rod 606, a plurality of groups of stirring She Jiaocuo on the stirring rod 606 are arranged, the stirring rod 606 rotates anticlockwise to stir the coal dust falling downwards in the conical hopper 509, meanwhile, perform secondary scattering work on the downward falling speed of the coal dust, and disperse the agglomerated coal dust, the conical shell 607 is mounted on the lower side surface of the transmission gear 603 through bolts, an inclined table 608 for collecting coal dust in a sliding manner is arranged at the inner bottom of the lower shell 1, the inclined table 608 is positioned at the lower side of the conical shell 607, and a rectangular opening is formed in the front side of the lower shell 1.
When in use, a user pours coal powder into the discharging hopper 4, the coal powder in the discharging hopper 4 falls down into the discharging shell 508, at the moment, the user starts the gear motor 501 and the heating shell 605, the heating shell 605 works to heat and provide heat for the subsequent drying of the coal powder, the gear motor 501 works to make the first rotating shaft 503 connected with the gear motor rotate clockwise through the rotating frame 502, the right first rotating shaft 503 rotates clockwise to make the straight gear 504 thereon rotate clockwise, the right straight gear 504 rotates clockwise to make the transmission gear 603 rotate anticlockwise, the transmission gear 603 rotates anticlockwise to make the left straight gear 504 rotate clockwise, the left straight gear 504 rotates clockwise to make the left first rotating shaft 503 rotate clockwise, the two first rotating shafts 503 rotate clockwise to be respectively transmitted through the first bevel gear 505 and the second bevel gear 507 thereon, the two second rotating shafts 506 are respectively rotated anticlockwise, the two second rotating shafts 506 are respectively rotated anticlockwise to drive the cams 510 on the two second rotating shafts to rotate anticlockwise, when the convex ends of the cams 510 are in contact with the sliding plates 511, the sliding plates 511 are extruded to move downwards, the sliding plates 511 move downwards to drive the scattering frames 513 on the sliding plates to move downwards, the spring rods 512 are compressed accordingly, when the convex ends of the cams 510 are far away from the sliding plates 511, the sliding plates 511 move upwards to reset under the action of the spring rods 512, the scattering frames 513 on the sliding plates 511 move upwards to reset accordingly, so that the continuous up-and-down movement cooperation of the two scattering frames 513 is realized, the primary scattering work of coal dust is realized, the scattered coal dust is prevented from falling downwards, and the scattered coal dust falls down in the conical hopper 509.
The transmission gear 603 rotates anticlockwise to drive the circular baffle 604, the heating shell 605 and the conical shell 607 to rotate anticlockwise, the heating shell 605 enables the stirring rod 606 to rotate anticlockwise, as a plurality of groups of stirring blades are arranged on the stirring rod 606, a plurality of groups of stirring She Jiaocuo are arranged on the stirring rod 606, the stirring rod 606 rotates anticlockwise to stir the coal dust falling downwards in the conical hopper 509, meanwhile, the coal dust falling downwards is subjected to secondary scattering work, and the falling speed of the coal dust is delayed, when the coal dust falls downwards on the spiral frame 602, the spiral frame 602 is obliquely arranged from outside to inside to outside due to the fact that the spiral frame 602 is sleeved outside the heating shell 605 and is not contacted with the spiral frame 602, the heating shell 605 rotates anticlockwise to enable the coal dust on the spiral frame 602 to move upwards, the downward speed of the coal dust is delayed, the coal dust is enabled to be contacted with the heating shell 605 for a longer time, and in the process, the coal dust is enabled to fall in a dispersed mode through the cooperation of the spiral frame 602 and the heating shell 605, so that the coal dust is prevented from being accumulated, the uniform scattering work is carried out on the coal dust by the heating shell 605, the coal dust is prevented from being unqualified in dehydration, when the coal dust falls downwards on the spiral frame 602, the coal dust falls downwards, the coal dust is heated, the evaporated, the coal dust is enabled to flow to form the evaporation water and the water in the heating shell 508, the coal dust is prevented from flowing upwards, the water vapor is prevented from flowing upwards, and the water vapor is removed from flowing upwards, and the water vapor is conveniently, and the water vapor is removed.
The heating shell 605 rotates anticlockwise to be matched with the spiral frame 602, so that the pulverized coal agglomerated on the spiral frame 602 can be extruded and crushed, the pulverized coal is dried, the pulverized coal falls into the conical shell 607 downwards through the arc-shaped groove on the heating shell 605 when falling down on the transmission gear 603, the pulverized coal in the conical shell 607 falls onto the inclined table 608 downwards, the pulverized coal on the inclined table 608 slides outwards and is removed through the rectangular opening of the lower shell 1, meanwhile, a user collects the removed pulverized coal, after the pulverized coal is completely dehydrated, the user closes the speed reducing motor 501 and the heating shell 605, and the lower hopper 4, the conical hopper 509 and the conical shell 607 are convenient for the falling of the pulverized coal.
Example 3
On the basis of embodiment 2, as shown in fig. 3 and 6, the device further comprises two cleaning brushes 701, wherein the two cleaning brushes 701 are arranged on the left side of the inner lower part of the upper shell 2 through bolts, the included angle of the two cleaning brushes 701 is smaller than 90 degrees, a grinding shell 702 for screening coal dust is arranged on the rear part of the right wall in the inclined table 608 through a connecting rod, a fixing rod 703 is arranged on the inner bottom of the grinding shell 702 through bolts, two wedge plates 704 are welded on the upper part of the fixing rod 703, a plurality of brushes are uniformly arranged on the outer side surfaces of the two wedge plates 704, the conical shell 607 rotates anticlockwise and is matched with the brushes on the two wedge plates 704, coal dust cleaning work on the inner wall of the conical shell 607 is completed, coal dust adsorption of the conical shell 607 on dried coal dust is avoided, a grinding inner shell 705 is arranged in the inner part of the grinding shell 702, a circular hole is formed in the middle of the grinding inner shell 705, the fixing rod 703 penetrates through the circular hole of the grinding inner shell 705, the grinding outer shell 702 and the grinding inner shell 705 are provided with a plurality of blanking holes, the diameter of the blanking hole of the grinding outer shell 702 is smaller than that of the blanking hole of the grinding inner shell 705, the grinding inner shell 705 moves in the grinding outer shell 702 to finish the grinding work of coal dust in the grinding outer shell 702, the qualified coal dust falls on the inclined table 608 through the blanking hole of the grinding outer shell 702, the upper part of the right wall of the grinding inner shell 705 is provided with a sliding rod 706, the right side surface of the lower shell 1 at the upper side of the gear motor 501 is provided with a rectangular through hole, the right end of the sliding rod 706 passes through the rectangular through hole of the lower shell 1 and is in sliding connection with the rectangular through hole of the lower shell 1, the right part of the sliding rod 706 is in rotary connection with the rotary frame 502, the lower part of the right wall of the lower shell 1 is provided with a supporting block 707, the supporting block 707 is in rotary connection with a sliding block through a rotary rod, the upper part of the sliding rod 706 is provided with a rectangular sliding chute, the sliding block on the supporting block 707 is slidingly connected with the rectangular sliding groove of the sliding rod 706.
When the coal dust needs to be dehydrated, a user repeats the operation, the coal dust is dehydrated, the coal dust falling on the upper side surface of the transmission gear 603 falls into the conical shell 607 downwards through the arc-shaped groove on the upper side surface of the transmission gear 603 through the two cleaning brushes 701, the residual coal dust on the upper side surface of the transmission gear 603 is avoided, the outer side surfaces of the two wedge plates 704 are provided with a plurality of brushes at equal intervals, the conical shell 607 rotates anticlockwise to be matched with the brushes on the two wedge plates 704, the coal dust cleaning work on the inner wall of the conical shell 607 is completed, the coal dust in the conical shell 607 is prevented from being adsorbed by the dried coal dust, the coal dust in the conical shell 607 falls into the grinding inner shell 705 downwards, the coal dust in the grinding inner shell 705 falls into the grinding outer shell 702 through the blanking hole and the round hole on the coal dust, the rotating frame 502 rotates to enable the right part of the sliding rod 706 to swing, the left part of the sliding rod 706 swings along with the sliding rod 706 through the arrangement of the supporting block 707, the left part of the sliding rod 706 swings to drive the grinding inner shell 705 on the sliding rod 706 to move in the grinding outer shell 702, the grinding inner shell 705 is matched with the grinding outer shell 702 to finish the grinding work of the coal dust in the grinding outer shell 702, the qualified coal dust falls on the inclined table 608 along with the qualified coal dust through the blanking hole of the grinding outer shell 702, the coal dust on the inclined table 608 slides outwards along with the qualified coal dust and moves out through the rectangular opening of the lower shell 1, meanwhile, a user collects the moved coal dust, and after the coal dust is completely dehydrated, the user turns off the speed reducing motor 501 and the heating shell 605.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (6)
1. The utility model provides a drying treatment device for preventing caking for coal dust preparation, including lower casing (1), upper casing (2) are installed through the connecting block in the lateral surface upper portion of lower casing (1), a plurality of ventholes have been seted up to the upper side circumference of upper casing (2), outer casing (3) are all installed to the left and right sides of upper casing (2), lower hopper (4) are installed through branch to the upper side of upper casing (2), characterized by, still include coal dust scattering mechanism (5), coal dust scattering mechanism (5) are installed in the upper portion in upper casing (2), coal dust scattering mechanism (5) are connected with outer casing (3) and lower casing (1) respectively, coal dust scattering mechanism (5) are used for scattering caking coal dust, be provided with between upper casing (2) and the lower casing (1) and carry separating mechanism (6), carry separating mechanism (6) are used for heating the drying to the coal dust, coal dust scattering mechanism (5) will fall down break up, carry separating mechanism (6) to the coal dust stoving and grinding that break up;
The coal dust scattering mechanism (5) comprises a gear motor (501), the gear motor (501) is connected to the right side surface of the lower shell (1) through a mounting seat, a rotating frame (502) is mounted on an output shaft of the gear motor (501), first rotating shafts (503) are rotatably mounted in two outer shell bodies (3) through mounting blocks, the lower ends of the two first rotating shafts (503) are fixedly connected with the adjacent rotating frame (502) respectively, spur gears (504) are mounted at the lower parts of the two first rotating shafts (503), first bevel gears (505) are mounted at the upper ends of the two first rotating shafts (503), second rotating shafts (506) are rotatably mounted at the left side and the right side of the upper shell body (2), second bevel gears (507) are mounted at the outer ends of the two second rotating shafts (506), the two second bevel gears (507) are respectively located in the adjacent outer shell bodies (3), the two second bevel gears (507) are respectively meshed with the adjacent first bevel gears (505), lower shell bodies (508) are embedded in the middle of the upper side surfaces of the upper shell body (2), lower shell bodies (508) are rotatably mounted at the left side surfaces of the lower shell bodies (508), the lower end bodies (508) are respectively connected with the lower end bodies (506) of the two lower shell bodies (509), the lower shell bodies (506) are rotatably mounted at the lower end bodies (509) respectively, the lower end bodies (509) are fixedly connected with the lower shell bodies respectively, the two cams (510) are respectively positioned in two cavities of the blanking shell (508), sliding plates (511) are respectively connected in the two cavities of the blanking shell (508) in a sliding way, two spring rods (512) are fixedly connected between the two sliding plates (511) and the blanking shell (508) respectively, scattering frames (513) are respectively arranged on the inner side surfaces of the two sliding plates (511), the scattering frames (513) are used for scattering agglomerated coal dust, square cavities are formed in the blanking shell (508) and are used for moving up and down of the scattering frames (513), and the two cams (510) are respectively positioned on the upper sides of the adjacent scattering frames (513) and are in contact fit with the scattering frames; the conveying and separating mechanism (6) comprises a connecting plate (601), wherein a plurality of connecting plates (601) are arranged, the connecting plates (601) are circumferentially fixedly connected to the lower part in an upper shell (2), a spiral frame (602) is arranged between the connecting plates (601), the spiral frame (602) is used for guiding coal dust, a transmission gear (603) is rotatably arranged between the upper shell (2) and a lower shell (1), a circular baffle (604) is arranged on the upper side surface of the transmission gear (603), a plurality of arc grooves are formed in the upper side surface of the circular baffle (604) at equal intervals in the circumferential direction, a heating shell (605) is arranged on the upper side surface of the transmission gear (603), the heating shell (605) is used for drying coal dust, a plurality of rubber strips are arranged on the outer side surface of the heating shell (605), a stirring rod (606) is arranged at the upper end of the heating shell (603), the stirring rod (606) is used for delaying coal dust falling and dispersing caking, a conical table (607) is arranged on the lower side surface of the transmission gear (604), a conical table (608) is arranged on the lower side surface of the lower shell (603), a conical table (608) is arranged on the conical table (608), the front side of the lower shell (1) is provided with a rectangular opening; the spiral frame (602) is arranged in an inclined mode from outside to inside, the spiral direction of the spiral frame (602) is opposite to the rotation direction of the heating shell (605), and the spiral frame (602) is sleeved on the outer side of the heating shell (605) and is not contacted with the heating shell, so that the drying duration of pulverized coal is prolonged, and the pulverized coal blocking of a lump is prevented.
2. The drying treatment device for preventing caking for pulverized coal preparation according to claim 1, wherein the scattering bars on the two scattering frames (513) are arranged alternately for scattering caking pulverized coal.
3. The anti-caking drying treatment device for preparing coal dust according to claim 1, wherein a plurality of groups of stirring blades are arranged on the stirring rod (606), and a plurality of groups of stirring She Jiaocuo are arranged on the stirring rod (606) and used for slowing down the falling speed of the coal dust and dispersing the caking coal dust.
4. The drying treatment device for preventing caking for coal dust preparation according to claim 1, further comprising cleaning brushes (701), wherein two cleaning brushes (701) are mounted on the left side of the inner lower portion of the upper housing (2), the included angle of the two cleaning brushes (701) is smaller than 90 °, a grinding housing (702) is mounted on the rear portion of the right wall of the inclined table (608) through a connecting rod, the grinding housing (702) is used for coal dust screening, a fixed rod (703) is mounted on the inner bottom portion of the grinding housing (702), two wedge plates (704) are fixedly connected to the upper portion of the fixed rod (703), a grinding inner housing (705) is arranged in the grinding housing (702), a circular hole is formed in the middle portion of the grinding inner housing (705), a sliding rod (706) is mounted on the upper portion of the right wall of the grinding inner housing (705), a rectangular through hole is formed in the upper portion of the right side surface of the lower housing (1), the rectangular through hole of the lower housing (1) is located on the upper side of the speed reducing motor (501), the right end of the sliding rod (706) penetrates through the rectangular through hole of the lower housing (1) and is connected with the upper sliding block (706) through the upper sliding block (707), the upper sliding block (707) is mounted on the right sliding block (707) in the lower housing (1), the sliding block on the supporting block (707) is in sliding connection with the rectangular sliding groove of the sliding rod (706).
5. The caking prevention drying treatment device for preparing pulverized coal according to claim 4, wherein a plurality of brushes are equidistantly arranged on the outer side surfaces of the two wedge-shaped plates (704) for cleaning pulverized coal on the inner wall of the conical shell (607).
6. The anti-caking drying treatment device for coal dust preparation according to claim 5, wherein the grinding outer shell (702) and the grinding inner shell (705) are provided with a plurality of blanking holes, and the diameter of the blanking holes of the grinding outer shell (702) is smaller than that of the blanking holes of the grinding inner shell (705) for grinding coal dust filtration.
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