CN116689281A - Vibrating screen equipment for pretreatment of wheat processing flour - Google Patents
Vibrating screen equipment for pretreatment of wheat processing flour Download PDFInfo
- Publication number
- CN116689281A CN116689281A CN202310951186.8A CN202310951186A CN116689281A CN 116689281 A CN116689281 A CN 116689281A CN 202310951186 A CN202310951186 A CN 202310951186A CN 116689281 A CN116689281 A CN 116689281A
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- China
- Prior art keywords
- wall
- screen
- ring
- drum
- annular
- Prior art date
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- 235000013312 flour Nutrition 0.000 title claims abstract description 67
- 241000209140 Triticum Species 0.000 title claims abstract description 16
- 235000021307 Triticum Nutrition 0.000 title claims abstract description 16
- 238000012545 processing Methods 0.000 title claims abstract description 14
- 238000007781 pre-processing Methods 0.000 claims abstract 3
- 239000000463 material Substances 0.000 claims description 24
- 238000001125 extrusion Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 8
- 239000013590 bulk material Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000012216 screening Methods 0.000 abstract description 17
- 239000012535 impurity Substances 0.000 description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- -1 open shrouding 6 Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses vibrating screen equipment for preprocessing wheat processing flour, which relates to the technical field of screening equipment, and aims to ensure that a screen drum rotates and a screen hole on the screen drum inclines, so that air in the screen drum can be conveniently guided outwards through the screen hole, and then air flow direction of the air in the screen drum flowing outwards through the screen hole is formed, at the moment, the air flow can carry the flour to be quickly discharged through the screen hole, so that the screening efficiency is accelerated.
Description
Technical Field
The invention relates to the technical field of screening equipment, in particular to vibrating screening equipment for pretreatment of wheat processing flour.
Background
The flour is formed by grinding wheat, so that larger particulate matter impurities in the flour are conveniently separated, screening treatment is needed for flour, screening of the flour can be carried out on the flour after screening, in the traditional process, screening of the flour is generally completed through a vibrating screen, the vibrating screen drives the flour on the flour to vibrate, the flour can fall through screen holes, the particulate impurities stay on the vibrating screen, and because the flour is in a powder shape, the volume is small, the flour is greatly influenced by airflow, in the traditional screening process, the flour easily flies into the air to influence the air quality, and the flour is easy to waste.
Disclosure of Invention
In order to solve the technical problems, the invention provides vibrating screen equipment for pretreatment of wheat processing flour.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the vibrating screen device for pretreatment of wheat processing flour comprises a screen cylinder, wherein the axis of the screen cylinder is vertical, screen holes are densely distributed in the middle of the outer wall of the screen cylinder in an annular shape, a rotary disc and a top disc are arranged in the screen cylinder, the rotary disc is positioned at the bottom of the top disc, and the rotary disc and the top disc form a cavity;
the rotary table is characterized by further comprising a power structure, wherein the power structure is used for driving the screen drum and the rotary table to synchronously and relatively rotate, and meanwhile, the power structure drives the screen drum to vibrate up and down in the vertical direction, and a material receiving structure is arranged on the outer side of the screen drum;
wherein, the sieve mesh on the screen drum inclines in the horizontal direction, and the inclination direction is opposite to the rotation direction of the screen drum.
More preferably, the top of the rotary table is provided with a plurality of arc pushing edges in an annular shape, the arc pushing edges incline, the middle of the rotary table is provided with a conical groove, and the bottom of the conical groove is blocked with a sealing plate.
More preferably, the bottom of the rotary table is provided with a sealing ring, and the circumferential outer wall of the sealing ring is coplanar with the circumferential outer wall of the rotary table.
More preferably, a plurality of extrusion plates are annularly arranged between the turntable and the top plate, the extrusion plates are close to the inner wall of the screen cylinder, right-angle frames are fixed on the extrusion plates, a plurality of long holes are formed in the top of the top plate, the length direction of each long hole is along the radial direction of the top plate, the tops of the right-angle frames penetrate through the long holes, the right-angle frames are in sliding connection with the inner wall of each long hole along the length direction of each long hole, rotating balls are arranged at the tops of the right-angle frames, cover plates are arranged on the tops of the long holes in a sliding mode, and the cover plates are arranged on the right-angle frames;
the rotary ball is characterized in that a rotary ring is arranged above the top disc, an annular groove is formed in the bottom of the rotary ring, the annular groove is in a wave shape, the rotary ball is slidably mounted in the annular groove, a supporting ring is arranged at the bottom of the rotary ring, the bottom of the supporting ring is fixed on the top disc, and the supporting ring and the rotary ring rotate relatively.
More preferably, a plurality of guide vertical edges are arranged at the top of the inner wall of the screen cylinder, the guide vertical edges are distributed in a ring shape, a plurality of sliding grooves are formed in the outer circumferential wall of the rotating ring, and the guide vertical edges slide through the sliding grooves.
More preferably, the middle position of the top disc top is provided with a bulk cargo cone, the outside of the bulk cargo cone is sleeved with a feeding pipe, the bottom of the feeding pipe is fixedly connected with the top disc, the top of the feeding pipe penetrates through the rotating ring, a plurality of blanking holes are formed in the top of the top disc between the bulk cargo cone and the feeding pipe, a part of the top disc between two adjacent blanking holes is arranged to be conical, a separation barrel is arranged at the bottom of the top disc, and the bottom of the separation barrel is separated from the top of the turntable.
More preferably, the power structure comprises an annular base, a toothed ring and a first rotary drum are sleeved on the circumferential outer wall of the annular base, the toothed ring is fixedly connected with the annular base, the first rotary drum rotates on the annular base, a plurality of first gears are rotationally arranged on the circumferential outer wall of the first rotary drum and are distributed in an annular mode, the first gears are meshed with the toothed ring, eccentric columns are eccentrically arranged on the outer side wall of the first gears, an annular supporting plate is arranged on the inner wall of a screen drum at the bottom of the rotary table, the annular supporting plate is sleeved on the outer side of the toothed ring, and the outer ends of the eccentric columns are rotationally arranged on the annular supporting plate;
the rotary table bottom is equipped with the second rotary drum, and the bottom of second rotary drum rotates and installs at annular base top, all is provided with the tooth on the circumference outer wall of second rotary drum and the circumference inner wall of first rotary drum, and the meshing is equipped with the second gear between the tooth on the second rotary drum and the tooth on the first rotary drum, is equipped with the motor on the annular base, and the output and the second gear drive of motor are connected.
More preferably, the material receiving structure comprises two annular material guide plates sleeved on the outer wall of the screen cylinder, wherein the screen holes on the screen cylinder are positioned between the two annular material guide plates, and the bottoms of the two annular material guide plates are arranged and form a cylinder;
still including collecting the frid, the shape of collecting the frid is annular, and the opening of collecting the frid up to the frid that gathers materials is established in the outside of the tube-shape that two annular stock guide bottoms are constituteed through its opening cover, and the bottom left and right sides of collecting the frid all is the inclined plane form, and the minimum point position intercommunication on inclined plane has the bin outlet, is fixed with a plurality of support arms on the outer wall of frid that gathers materials, the top and the inlet pipe outer wall fixed connection of support arm, is provided with a plurality of fixed plates on the outer wall of annular base, and the outer end of fixed plate is connected with the frid that gathers materials.
Compared with the prior art, the invention has the beneficial effects that: the rotary table drives the screen drum and the rotary table to move through the power structure, the flour on the rotary table can be driven to centrifugally move outwards through scattering, the flour enters the receiving structure through the sieve holes on the screen drum, and particles in the flour are intercepted in the screen drum, so that the screening of the flour is realized, meanwhile, the screen drum and the rotary table synchronously rotate relatively, and the sieve holes on the screen drum incline, so that the air inside the screen drum can be conveniently guided outwards through the sieve holes, the air flow direction of the air flowing outwards through the sieve holes is formed, the air flow can carry the flour to be discharged through the sieve holes quickly, the screening efficiency is accelerated, the flour can be prevented from being blocked in the sieve holes due to vibration of the screen drum, the flour can be prevented from smoothly passing through the sieve holes, meanwhile, the discharging speed of the flour near the inner wall of the screen drum can be improved, the flour is prevented from being deposited near the inner wall of the screen drum due to vibration of the screen drum, the screening treatment is realized through vibration of the mode, the screening speed can be improved, the working efficiency is improved, the phenomenon that the flour flies freely due to vibration is avoided, the phenomenon of the flour is conveniently occurs, the environment is conveniently protected, and the waste of the flour is avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the receiving structure of FIG. 1;
FIG. 3 is an enlarged schematic view of the screen drum and structure thereon of FIG. 1;
FIG. 4 is a schematic cross-sectional view of the screen drum of FIG. 3;
FIG. 5 is a schematic diagram of the explosive structure of FIG. 3;
FIG. 6 is an enlarged bottom view of the swivel of FIG. 5;
FIG. 7 is an enlarged schematic cross-sectional view of the top tray of FIG. 5;
FIG. 8 is an enlarged schematic view of the rotor in FIG. 5;
FIG. 9 is an enlarged schematic cross-sectional view of the annular base of FIG. 5;
the reference numerals in the drawings: 1. a screen drum; 2. a turntable; 3. a top plate; 4. arc-shaped pushing edges; 5. a conical groove; 6. a sealing plate; 7. sealing rings; 8. an extrusion plate; 9. a right angle frame; 10. a rotating ball; 11. a cover plate; 12. a rotating ring; 13. an annular groove; 14. a support ring; 15. guiding the vertical edges; 16. a bulk cone; 17. a feed pipe; 18. a blanking hole; 19. a separation barrel; 20. an annular base; 21. a toothed ring; 22. a first drum; 23. a first gear; 24. an eccentric column; 25. an annular support plate; 26. a second drum; 27. a motor; 28. a second gear; 29. an annular guide plate; 30. a collecting tank plate; 31. a discharge port; 32. a support arm; 33. and a fixing plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be noted that the directions or positional relationships indicated as being "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships based on the drawings are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, or may be internal communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. This example was written in a progressive manner.
As shown in fig. 1 to 9, the vibrating screen device for pretreatment of wheat processing flour comprises a screen drum 1, wherein the axis of the screen drum 1 is vertical, screen holes are densely distributed in the middle of the outer wall of the screen drum 1 in an annular shape, a rotary disc 2 and a top disc 3 are arranged in the screen drum 1, the rotary disc 2 is positioned at the bottom of the top disc 3, and the rotary disc 2 and the top disc 3 form a cavity;
the rotary table type screen drum comprises a screen drum 1, a rotary table 2, a power structure and a material collecting structure, wherein the screen drum 1 is driven by the power structure to rotate synchronously and relatively, and the screen drum 1 is driven by the power structure to vibrate up and down in the vertical direction;
wherein the sieve holes on the sieve cylinder 1 are inclined in the horizontal direction, and the inclination direction of the sieve holes is opposite to the rotation direction of the sieve cylinder 1.
It can be seen that flour is led into between the rotary disc 2 and the top disc 3 in the screen drum 1, the screen drum 1 and the rotary disc 2 are driven to move through the power structure, the rotary disc 2 can drive the flour on the rotary disc 2 to move in a scattering way and to enter the material receiving structure through the sieve holes on the screen drum 1, and particles in the flour are intercepted in the screen drum 1, so that the screening work of the flour is realized, meanwhile, the screen drum 1 and the rotary disc 2 synchronously rotate relatively, and the sieve holes on the screen drum 1 incline, so that the air inside the screen drum 1 can be conveniently led outwards through the sieve holes, and the air inside the screen drum 1 flows through the air flow direction of the sieve holes flowing outwards, at the moment, the air can carry the flour to be discharged through the sieve holes quickly, so that the screening efficiency is accelerated, the screen drum 1 can be prevented from being blocked in the sieve holes due to vibration in the vertical direction, the flour can be prevented from smoothly passing through the sieve holes, meanwhile, the discharging speed of the flour near the inner wall of the screen drum 1 can be increased due to vibration of the screen drum 1, the flour can be prevented from accumulating near the inner wall of the screen drum 1, the flour can be subjected to vibration screening treatment in the mode, the screening speed can be increased, the working efficiency is improved, the free air can be prevented from flying and the environment can be prevented from being wasted due to the phenomenon of flying and convenient.
More preferably, the top of the rotary table 2 is provided with a plurality of arc pushing edges 4 in an annular shape, the arc pushing edges 4 incline, the middle part of the rotary table 2 is provided with a conical groove 5, and the bottom of the conical groove 5 is blocked with a sealing plate 6.
It can be seen that the inclination of arc pushing edge 4 is the same with the rotation direction of carousel 2, and when carousel 2 was rotatory, arc pushing edge 4 synchronous revolution, great granule impurity in the flour was submerged to carousel 2 upper surface owing to the influence of gravity, and rotatory state's arc pushing edge 4 can promote impurity to gather towards carousel 2 middle part, and the impurity drops into carousel 2 to make impurity and flour relative motion and realize its separation work, conveniently collect the impurity, open shrouding 6, impurity accessible taper groove 5 bottom opening natural discharge.
More preferably, a sealing ring 7 is arranged at the bottom of the turntable 2, and the circumferential outer wall of the sealing ring 7 is coplanar with the circumferential outer wall of the turntable 2.
It can be seen that the sealing ring 7 is arranged, so that the sieve holes on the sieve cylinder 1 at the lower side of the rotary table 2 can be conveniently plugged, and the phenomenon that residual flour in the sieve holes falls to the bottom of the rotary table 2 and is wasted is avoided.
More preferably, a plurality of extrusion plates 8 are annularly arranged between the turntable 2 and the top plate 3, the extrusion plates 8 are close to the inner wall of the screen drum 1, right-angle frames 9 are fixed on the extrusion plates 8, a plurality of long holes are formed in the top of the top plate 3, the length direction of the long holes is along the radial direction of the top plate 3, the tops of the right-angle frames 9 penetrate through the long holes, the right-angle frames 9 are in sliding connection with the inner wall of the long holes along the length direction of the long holes, rotating balls 10 are arranged at the tops of the right-angle frames 9, cover plates 11 are arranged at the tops of the long holes in a sliding mode, and the cover plates 11 are arranged on the right-angle frames 9;
the top disk 3 top is equipped with rotatory ring 12, and ring channel 13 has been seted up to rotatory ring 12's bottom, and the shape of ring channel 13 is the wave, and swivel ball 10 slidable mounting is in ring channel 13, and rotatory ring 12 bottom is equipped with support ring 14, and support ring 14 bottom is fixed on top disk 3, and support ring 14 rotates with rotatory ring 12 relatively.
It can be seen that when the rotary ring 12 rotates, since the annular groove 13 is in a wavy shape, the rotary ring 12 can push the rotary ball 10 to reciprocate along the radial direction of the top disc 3 through the inner wall of the annular groove 13, at this time, the rotary ball 10 pushes the extrusion plate 8 to reciprocate through the right-angle frame 9, so that the extrusion plate 8 is close to the inner wall of the screen cylinder 1 or far away from the inner wall of the screen cylinder 1, when the extrusion plate 8 is close to the inner wall of the screen cylinder 1, the extrusion plate 8 can push the flour near the inner wall of the screen cylinder 1, the flour can conveniently pass through the sieve pores, the extrusion plate 8 can crush the agglomerated flour, when the extrusion plate 8 is far away from the inner wall of the screen cylinder 1, the flour can enter between the extrusion plate 8 and the screen cylinder 1, the right-angle frame 9 can reciprocate in the long holes, the cover plate 11 can block the long holes, and the support ring 14 supports the rotary ring 12.
More preferably, a plurality of guiding vertical edges 15 are arranged at the top of the inner wall of the screen cylinder 1, the plurality of guiding vertical edges 15 are distributed in a ring shape, a plurality of sliding grooves are formed in the circumferential outer wall of the rotary ring 12, and the guiding vertical edges 15 slide through the sliding grooves.
It can be seen that when the screen cylinder 1 rotates, the screen cylinder 1 drives the rotary ring 12 to rotate through the guide vertical ribs 15 and the sliding grooves, so as to provide power for the rotary ring 12, and when the screen cylinder 1 moves up and down, the screen cylinder 1 can drive the guide vertical ribs 15 to slide in the sliding grooves, so that the screen cylinder 1 in a vibrating and rotating state provides stable rotary power for the rotary ring 12.
More preferably, a bulk material cone 16 is arranged at the middle position of the top disc 3, a feeding pipe 17 is sleeved outside the bulk material cone 16, the bottom of the feeding pipe 17 is fixedly connected with the top disc 3, the top of the feeding pipe 17 penetrates through the rotating ring 12, a plurality of blanking holes 18 are formed in the top of the top disc 3 between the bulk material cone 16 and the feeding pipe 17, a part of the top disc 3 between two adjacent blanking holes 18 is arranged to be conical, a separation barrel 19 is arranged at the bottom of the top disc 3, and the bottom of the separation barrel 19 is separated from the top of the rotary disc 2.
It can be seen that flour accessible inlet pipe 17 and blanking hole 18 guide-in carousel 2 and between the footwall 3, bulk cone 16 can carry out diffusion treatment to flour to make flour evenly scatter to carousel 2, inlet pipe 17 supports and fixes footwall 3 simultaneously, through setting up a section of thick bamboo 19, can conveniently lead flour, avoid the flour to directly flow into in the conical tank 5 when falling to carousel 2, conveniently make flour follow carousel 2 and spread outward fast, simultaneously the particulate matter in the flour accessible carousel 2 and the gap removal to the conical tank 5 between the bottom of a section of thick bamboo 19.
More preferably, the power structure comprises an annular base 20, a toothed ring 21 and a first rotary drum 22 are sleeved on the circumferential outer wall of the annular base 20, the toothed ring 21 is fixedly connected with the annular base 20, the first rotary drum 22 rotates on the annular base 20, a plurality of first gears 23 are rotatably arranged on the circumferential outer wall of the first rotary drum 22, the plurality of first gears 23 are distributed in an annular mode, the first gears 23 are meshed with the toothed ring 21, eccentric columns 24 are eccentrically arranged on the outer side wall of the first gears 23, an annular supporting plate 25 is arranged on the inner wall of a screen drum 1 at the bottom of the rotary table 2, the annular supporting plate 25 is sleeved on the outer side of the toothed ring 21, and the outer ends of the eccentric columns 24 are rotatably arranged on the annular supporting plate 25;
the bottom of the rotary table 2 is provided with a second rotary drum 26, the bottom of the second rotary drum 26 is rotatably arranged at the top of the annular base 20, teeth are arranged on the circumferential outer wall of the second rotary drum 26 and the circumferential inner wall of the first rotary drum 22, a second gear 28 is meshed between the teeth on the second rotary drum 26 and the teeth on the first rotary drum 22, a motor 27 is arranged on the annular base 20, and the output end of the motor 27 is in transmission connection with the second gear 28.
It can be seen that the motor 27 can drive the first rotary drum 22 and the second rotary drum 26 to rotate relatively through the second gear 28, the second rotary drum 26 can drive the rotary table 2 to rotate, the first rotary drum 22 can drive the first gear 23 to roll on the toothed ring 21, and the first gear 23 can drive the annular supporting plate 25 to vibrate up and down through the eccentric column 24 while rolling due to the eccentric column 24 being eccentrically arranged on the first gear 23, so that the annular supporting plate 25 vibrates up and down while performing circular motion, the annular supporting plate 25 drives the screen drum 1 to perform circular motion and vibrate up and down, and in actual use, the outer end of the eccentric column 24 can be rotationally connected with the annular supporting plate 25 through a sphere.
More preferably, the material receiving structure comprises two annular material guiding plates 29 sleeved on the outer wall of the screen drum 1, the screen holes on the screen drum 1 are positioned between the two annular material guiding plates 29, and the bottoms of the two annular material guiding plates 29 are arranged and form a cylinder;
still including collecting the frid 30, collecting the frid 30's shape is annular, collecting the frid 30's opening up to collecting the frid 30 through its opening cover establish in the outside of the tube-shape that two annular stock guides 29 bottoms are constituteed, collecting the frid 30's bottom left and right sides all is the inclined plane form, and the minimum point position intercommunication on inclined plane has bin outlet 31, is fixed with a plurality of support arms 32 on collecting the frid 30's the outer wall, the top and the inlet pipe 17 outer wall fixed connection of support arm 32, be provided with a plurality of fixed plates 33 on the outer wall of annular base 20, the outer end and the frid 30 that gathers materials of fixed plate 33 are connected.
It can be seen that the supporting arm 32 can support the feeding pipe 17 and the top tray 3, the fixing plate 33 can support the collecting trough plate 30, when the screen drum 1 rotates and moves up and down, the screen drum 1 drives the two annular material guiding plates 29 thereon to move synchronously, the two annular material guiding plates 29 rotate relative to the collecting trough plate 30, the cylinder formed by the bottoms of the two annular material guiding plates 29 moves up and down in the collecting trough plate 30, the flour screened by the sieve holes falls between the two annular material guiding plates 29 and falls into the collecting trough plate 30, and the flour in the collecting trough plate 30 flows out naturally through the two discharge ports 31, so that the automatic collecting work of the flour is realized.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (8)
1. The vibrating screen device for preprocessing wheat processing flour is characterized by comprising a screen drum (1), wherein the axis of the screen drum (1) is vertical, screen holes are densely distributed in the middle of the outer wall of the screen drum (1) in an annular mode, a rotary table (2) and a top disc (3) are arranged in the screen drum (1), the rotary table (2) is located at the bottom of the top disc (3), and a cavity is formed by the rotary table (2) and the top disc (3);
the rotary table type screen comprises a screen cylinder (1) and a rotary table (2), and is characterized by further comprising a power structure, wherein the power structure is used for driving the screen cylinder (1) and the rotary table (2) to synchronously and relatively rotate, and meanwhile, the power structure drives the screen cylinder (1) to vibrate up and down in the vertical direction, and a material receiving structure is arranged on the outer side of the screen cylinder (1);
wherein the sieve holes on the sieve cylinder (1) incline in the horizontal direction, and the inclination direction of the sieve holes is opposite to the rotation direction of the sieve cylinder (1).
2. The vibrating screen device for pretreatment of wheat processing flour according to claim 1, wherein a plurality of arc pushing edges (4) are annularly arranged at the top of the rotary table (2), the arc pushing edges (4) incline, a conical groove (5) is formed in the middle of the rotary table (2), and a sealing plate (6) is plugged at the bottom of the conical groove (5).
3. Vibrating screen device for pretreatment of wheat processed flour as in claim 2, characterized in that the bottom of the turntable (2) is provided with a sealing ring (7), the circumferential outer wall of the sealing ring (7) is coplanar with the circumferential outer wall of the turntable (2).
4. A vibrating screen device for preprocessing wheat processing flour as claimed in claim 3, characterized in that a plurality of extrusion plates (8) are annularly arranged between the rotary table (2) and the top plate (3), the extrusion plates (8) are close to the inner wall of the screen drum (1), right-angle frames (9) are fixed on the extrusion plates (8), a plurality of long holes are formed in the tops of the top plates (3), the length direction of the long holes is along the radial direction of the top plate (3), the tops of the right-angle frames (9) penetrate through the long holes, the right-angle frames (9) are in sliding connection with the inner wall of the long holes along the length direction of the long holes, rotary balls (10) are arranged at the tops of the right-angle frames (9), cover plates (11) are arranged on the tops of the long holes in a sliding mode, and the cover plates (11) are arranged on the right-angle frames (9);
the top disk (3) top is equipped with rotatory ring (12), and ring channel (13) have been seted up to the bottom of rotatory ring (12), and the shape of ring channel (13) is the wave, and ball (10) slidable mounting is in ring channel (13), and rotatory ring (12) bottom is equipped with supporting ring (14), and supporting ring (14) bottom is fixed on top disk (3), and supporting ring (14) rotate with rotatory ring (12) relatively.
5. The vibrating screen device for pretreatment of wheat processing flour as claimed in claim 4, wherein a plurality of guide vertical edges (15) are arranged at the top of the inner wall of the screen cylinder (1), the plurality of guide vertical edges (15) are distributed in a ring shape, a plurality of sliding grooves are formed in the circumferential outer wall of the rotary ring (12), and the guide vertical edges (15) slide through the sliding grooves.
6. The vibrating screen device for pretreatment of wheat processing flour according to claim 5, wherein a bulk material cone (16) is arranged at the middle position of the top disc (3), a feeding pipe (17) is sleeved outside the bulk material cone (16), the bottom of the feeding pipe (17) is fixedly connected with the top disc (3), the top of the feeding pipe (17) penetrates through the rotating ring (12), a plurality of blanking holes (18) are formed in the top of the top disc (3) between the bulk material cone (16) and the feeding pipe (17), part of the top disc (3) between two adjacent blanking holes (18) is arranged to be conical, a separation barrel (19) is arranged at the bottom of the top disc (3), and the bottom of the separation barrel (19) is separated from the top of the rotating disc (2).
7. The vibrating screen device for pretreatment of wheat processing flour as claimed in claim 6, wherein the power structure comprises an annular base (20), a toothed ring (21) and a first rotary drum (22) are sleeved on the circumferential outer wall of the annular base (20), the toothed ring (21) is fixedly connected with the annular base (20), the first rotary drum (22) rotates on the annular base (20), a plurality of first gears (23) are rotatably arranged on the circumferential outer wall of the first rotary drum (22), the plurality of first gears (23) are annularly distributed, the first gears (23) are meshed with the toothed ring (21), an eccentric column (24) is eccentrically arranged on the outer side wall of the first gears (23), an annular supporting plate (25) is arranged on the inner wall of a screen drum (1) at the bottom of the rotary table (2), the annular supporting plate (25) is sleeved on the outer side of the toothed ring (21), and the outer end of the eccentric column (24) is rotatably arranged on the annular supporting plate (25);
the rotary table (2) bottom is equipped with second rotary drum (26), and the bottom of second rotary drum (26) rotates and installs at annular base (20) top, all is provided with the tooth on the circumference outer wall of second rotary drum (26) and the circumference inner wall of first rotary drum (22), and the meshing is equipped with second gear (28) between the tooth on second rotary drum (26) and the tooth on first rotary drum (22), is equipped with motor (27) on annular base (20), and the output and the second gear (28) transmission of motor (27) are connected.
8. The vibrating screen device for pretreatment of wheat processing flour as claimed in claim 7, wherein the material receiving structure comprises two annular material guiding plates (29) sleeved on the outer wall of the screen drum (1), the screen holes on the screen drum (1) are positioned between the two annular material guiding plates (29), and the bottoms of the two annular material guiding plates (29) are arranged to form a cylinder;
still including collecting tank board (30), the shape of collecting tank board (30) is annular, the opening of collecting tank board (30) up to collecting tank board (30) are established in the outside of the tube-shape that two annular stock guide (29) bottoms are constituteed through its opening cover, and the bottom left and right sides of collecting tank board (30) all is the inclined plane form, and the minimum point position intercommunication on inclined plane has bin outlet (31), is fixed with a plurality of support arms (32) on the outer wall of collecting tank board (30), the top and inlet pipe (17) outer wall fixed connection of support arm (32), be provided with a plurality of fixed plates (33) on the outer wall of annular base (20), the outer end and the collecting tank board (30) of fixed plate (33) are connected.
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| CN202310951186.8A CN116689281B (en) | 2023-07-31 | 2023-07-31 | Vibrating screen equipment for pretreatment of wheat processing flour |
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| CN202310951186.8A CN116689281B (en) | 2023-07-31 | 2023-07-31 | Vibrating screen equipment for pretreatment of wheat processing flour |
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| CN116689281B CN116689281B (en) | 2023-09-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117347142A (en) * | 2023-12-06 | 2024-01-05 | 天津市食品安全检测技术研究院 | Sample impurity separating device for food detection |
| CN118341681A (en) * | 2024-06-14 | 2024-07-16 | 江苏南方永磁科技有限公司 | Magnetic waste vibrating screen |
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| CN112337639A (en) * | 2020-09-24 | 2021-02-09 | 泗县金丰面业有限公司 | Multi-stage combined screening device for flour processing |
| CN112705320A (en) * | 2021-02-01 | 2021-04-27 | 河南钰镁新材料科技有限公司 | Rolling type vacuum sorting machine for laboratory |
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| CA1234086A (en) * | 1983-12-27 | 1988-03-15 | James D. Connolly | Centrifuge screen basket |
| JP2011020092A (en) * | 2009-07-17 | 2011-02-03 | Hidehiro Tagusari | Method and apparatus for powder production |
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| CN118341681A (en) * | 2024-06-14 | 2024-07-16 | 江苏南方永磁科技有限公司 | Magnetic waste vibrating screen |
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| CN116689281B (en) | 2023-09-29 |
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