CN110575867B - Steady flow bin for classifying and homogenizing collected materials - Google Patents
Steady flow bin for classifying and homogenizing collected materials Download PDFInfo
- Publication number
- CN110575867B CN110575867B CN201910783961.7A CN201910783961A CN110575867B CN 110575867 B CN110575867 B CN 110575867B CN 201910783961 A CN201910783961 A CN 201910783961A CN 110575867 B CN110575867 B CN 110575867B
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- bin body
- upper cylindrical
- homogenizing
- cone
- annular
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- 239000000463 material Substances 0.000 title claims abstract description 65
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 230000007480 spreading Effects 0.000 claims abstract description 22
- 238000005303 weighing Methods 0.000 claims abstract description 17
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 3
- 238000005299 abrasion Methods 0.000 claims description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000005204 segregation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 9
- 238000000265 homogenisation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a steady flow bin for classifying and homogenizing collected materials, which comprises a bin body, a driving mechanism, a homogenizing mechanism, a classifying mechanism and a weighing mechanism, wherein the driving mechanism is positioned right above the bin body, a driving shaft stretches into the bin body, the homogenizing mechanism is arranged in the bin body, the classifying mechanism is connected to the bin body, a rotary material spreading disc of the homogenizing mechanism is fixedly connected with the driving shaft of the driving mechanism, and the classifying mechanism comprises an air inlet channel connected with the bin body, an air outlet channel connected to the top end of the bin body, a multi-layer annular scattering plate and a steady flow cone, wherein the multi-layer annular scattering plate is arranged in the bin body and positioned right below the rotary material spreading disc. The invention realizes the functions of scattering, homogenizing and stabilizing the materials, improves the classification efficiency, avoids the segregation phenomenon of the materials in a warehouse, solves the problem of deflection of the roller press, and reduces the adverse effect of the deflection on roller press equipment.
Description
Technical Field
The invention relates to the field of roller press systems, in particular to a steady flow bin for classifying and homogenizing collected materials.
Background
At present, sorting equipment applied in a roller press system mainly comprises a breaking classifier and a V-type sorting machine, and a steady flow equipment mainly comprises a steady flow weighing bin. The scattering classifier has more serious abrasion in the application of a roller press system, the replacement frequency of the scattering disc and the classifying mechanism is higher, and the average time is less than one year; v selects because the feed is unevenly distributed, cause the inner wear-resisting lining board to be unable to fully utilize, V selects space occupation size too big at the same time, has increased the civil engineering cost of the system; the weighing bin is mainly of a steady flow material storage function, a certain material pressure is guaranteed, but if a material segregation phenomenon occurs due to the fact that a feed inlet of the weighing bin is relatively fixed, a reasonable and effective means is not available for adjustment, so that a roller press is biased, and a certain influence is caused on equipment.
Patent CN 201510445088.2 discloses a tower skirt type dry powder material classifier, integrates the advantages of a scattering classifier and V selection, realizes uniform material dispersion, and has high classifying efficiency and good classifying effect. However, due to the compact internal structure arrangement, the replacement space of the wear-resistant member is too small, and the operation is inconvenient; meanwhile, as the material distribution plate and the corresponding air guide plate form an inverted splayed structure, the direction of the air guide plate is almost vertical to the wind direction, the wind speed is blocked to a certain extent, and the powder selecting efficiency is reduced.
Patent CN 201720152059.0 discloses weighing bin and contain roll squeezer in this weighing bin, effectively reduces the emergence of the interior material segregation phenomenon in storehouse, improves roll squeezer's work efficiency then, guarantees roll squeezer's steady operation. However, when the steady flow structure is covered by the material or the material is separated from the material at the feed inlet of the weighing bin, the steady flow structure cannot play a role, and the separation phenomenon in the bin cannot be effectively solved.
Patent CN 201220089660.8 discloses a roll squeezer weighing bin, effectively reduces the emergence of bin interior material segregation phenomenon, realizes the effect of bin interior material homogenization. However, if the material is separated in the area of the feed inlet of the weighing bin, the structure cannot solve the problem of material separation in the bin, and secondary separation of the material is possibly caused.
Disclosure of Invention
The invention aims to solve the technical problem of providing the steady flow bin integrating material classification and homogenization, which realizes the functions of scattering, homogenization and steady flow of materials, improves classification efficiency, avoids the occurrence of segregation phenomenon of materials in the bin, solves the problem of deflection of a roller press, and reduces the adverse effect of the deflection on roller press equipment.
The technical scheme of the invention is as follows:
a steady flow bin for classifying and homogenizing collected materials comprises a bin body, a driving mechanism, a homogenizing mechanism, a classifying mechanism and a weighing mechanism, wherein the driving mechanism is positioned right above the bin body and a driving shaft stretches into the bin body;
the bin body comprises an upper cylindrical bin body and a lower cone body which are sequentially connected from top to bottom, a plurality of feed inlets are formed in the top end of the upper cylindrical bin body and adjacent to the outer circumference of the upper cylindrical bin body, the bottom end of the lower cone body is a discharge port, and the weighing mechanism is fixed on the outer wall of the lower cone body;
the classifying mechanism comprises an air inlet channel, an air outlet channel, a plurality of layers of annular scattering plates and a steady flow cone, wherein the air inlet channel is positioned at the periphery of the upper cylindrical bin body and is communicated with the upper cylindrical bin body, the bottom end of the air outlet channel is mutually communicated with the top end of the upper cylindrical bin body, the driving mechanism is fixed on the outer wall of the air outlet channel, a driving shaft penetrates through the air outlet channel and stretches into the upper cylindrical bin body, the plurality of layers of annular scattering plates are all fixed in the upper cylindrical bin body, the plurality of layers of annular scattering plates are of inverted cone-shaped annular plate structures, the diameters of the bottom ends of the plurality of layers of annular scattering plates from top to bottom are gradually reduced, the top ends of the annular scattering plates positioned at the top layer are fixedly connected with the inner wall of the upper cylindrical bin body, the steady flow cone is of an inverted cone-shaped bucket body with the closed top end, and an annular blanking gap is formed between the bottom end of the steady flow cone and the inner wall of the lower cone;
the homogenizing mechanism comprises a rotary material spreading disc arranged in the upper cylindrical bin body and a counterattack abrasion-resistant lining plate fixed on the inner wall of the upper cylindrical bin body, wherein the rotary material spreading disc is positioned right above the multi-layer annular material spreading plate, a driving shaft of the driving mechanism is fixedly connected with the rotary material spreading disc, the bottoms of the feed inlets face the upper end face of the rotary material spreading disc, and the counterattack abrasion-resistant lining plate is positioned at the periphery of the rotary material spreading disc.
The driving mechanism comprises a motor and a speed reducer which are connected with each other, and a driving shaft of the speed reducer vertically penetrates through the air outlet channel and stretches into the upper cylindrical bin body.
The feed inlets are uniformly distributed along the circumference of the upper cylindrical bin body.
The two air inlet channels are tangential air inlet channels, and the wind directions of the two tangential air inlet channels are the same and differ by 180 degrees.
The multi-layer annular scattering plates are fixed on the inner wall of the upper cylindrical bin body through rib plates.
The outer wall of the flow stabilizing cone is fixed on the inner wall of the lower cone through a rib plate.
In the multilayer annular scattering plates, two upper and lower adjacent annular scattering plates are arranged, and the bottom end diameter of the upper annular scattering plate is smaller than the top end diameter of the lower annular scattering plate and larger than the bottom end diameter of the lower annular scattering plate.
The invention has the advantages that:
(1) The invention is a combination of the powder concentrator (V-shaped or scattering machine) and the weighing bin, shortens the space arrangement of equipment, and saves the equipment materials and the civil engineering cost;
(2) The invention combines the advantages of the scattering machine and V selection, utilizes the scattering uniformity of the scattering disc to lead the material to be fully distributed on the whole material distributing lining plate, increases the contact area between the material and the material distributing lining plate and improves the powder selecting efficiency;
(3) Due to the uniformity of sprinkling of the sprinkling disc, the phenomenon of primary segregation of materials is avoided, and the problem of deflection of the roller press is solved;
(4) The materials are scattered in a multi-layer annular mode, the materials are subjected to thickness classification, fine powder is collected through an air outlet channel under the action of air flow, the coarse powder falls onto a steady flow cone, then the coarse powder is scattered downwards along the periphery of the steady flow cone, the secondary segregation phenomenon of the materials is avoided, and homogenization of the materials in a warehouse is achieved.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a longitudinal sectional view of the present invention.
Fig. 3 is a top view of the present invention.
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. 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.
1-3, a steady flow bin for classifying and homogenizing collected materials comprises a bin body, a driving mechanism 2 positioned right above the bin body and with a driving shaft extending into the bin body, a homogenizing mechanism, a classifying mechanism and a weighing mechanism 3;
the bin body comprises an upper cylindrical bin body 11 and a lower cone body 12 which are sequentially connected from top to bottom, a plurality of feed inlets 13 are formed in the top end of the upper cylindrical bin body 11 and adjacent to the outer circumference of the upper cylindrical bin body, the feed inlets 13 are uniformly distributed along the circumference of the upper cylindrical bin body 11, the bottom end of the lower cone body 13 is a discharge hole 14, and the weighing mechanism 3 is fixed on the outer wall of the lower cone body 12;
the grading mechanism comprises two tangential air inlet channels 41, an air outlet channel 42, a plurality of layers of annular scattering plates 43 and a steady flow cone 44, wherein the two tangential air inlet channels 41 are positioned at the periphery of the upper cylindrical bin body 11 and are communicated with the upper cylindrical bin body 11, the wind directions of the two tangential air inlet channels 41 are the same and differ by 180 degrees, the bottom end of the air outlet channel 42 is mutually communicated with the top end of the upper cylindrical bin body 11, the driving mechanism 2 comprises a motor and a speed reducer which are mutually connected, the driving mechanism 2 is fixed on the outer wall of the air outlet channel 42, a driving shaft of the speed reducer vertically penetrates through the air outlet channel and stretches into the upper cylindrical bin body 11, the plurality of layers of annular scattering plates 43 are all fixed in the upper cylindrical bin body 11 through rib plates, the plurality of annular scattering plates 43 are of reverse conical annular plate structures, the upper and lower adjacent annular scattering plates 43 are arranged in the plurality of annular scattering plates, the diameter of the bottom end of the upper annular scattering plates 43 is smaller than the diameter of the top end of the lower annular scattering plates 43 and is larger than the diameter of the bottom end of the lower annular scattering plates 43, the upper annular scattering plates 43 are positioned on the top end of the top layer and vertically penetrates through the air outlet channel and extend into the upper cylindrical bin body 11, the multi-layer annular scattering plates 43 are fixed between the steady flow cone 44 and the steady flow cone 12 is fixed on the upper conical cone 44 and the inner wall 12 is fixed on the lower conical body, and the steady flow cone 44 is fixed between the upper conical cone 44 and the upper cone 44;
the homogenizing mechanism comprises a rotary spreading disc 51 arranged in the upper cylindrical bin body 11 and an impact abrasion-resistant lining plate 52 fixed on the inner wall of the upper cylindrical bin body 11, wherein the rotary spreading disc 51 is positioned right above the multi-layer annular spreading plate 43, a driving shaft of a speed reducer of the driving mechanism 2 is fixedly connected with the rotary spreading disc 51, the bottom ends of the feed inlets 13 face the upper end face of the rotary spreading disc 51, and the impact abrasion-resistant lining plate 52 is positioned on the periphery of the rotary spreading disc 51.
The working principle of the invention is as follows:
the materials fall onto the rotary spreading disc 51 through the plurality of feeding holes 13, the driving mechanism 2 drives the rotary spreading disc 51 to rotate at a constant speed, the materials are uniformly spread around under the action of centrifugal force and gravity, the materials are prevented from being subjected to primary segregation phenomenon, then the materials impact the impact abrasion-resistant lining plate 52 and fall onto the multi-layer annular scattering plate 43, scattering of the blocky materials is achieved, the formed material curtain uniformly falls, the air flow entering the upper cylindrical bin 11 through the two tangential air inlet channels 41 passes through the multi-layer annular scattering plate 43, the materials are subjected to coarse and fine classification, fine powder is collected through the air outlet channels 42 under the action of the air flow, the coarse powder falls onto the steady flow cone 44, then falls down along the annular blanking gaps between the bottom end of the steady flow cone 44 and the inner wall of the lower cone 12 in sequence, and finally is collected through the discharge hole 14, the secondary segregation phenomenon of the materials is prevented from being caused, and homogenization of the materials in the bin is achieved; the weighing mechanism 3 is arranged on the lower cone 12, and can measure the materials in the lower cone 12 in real time.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A steady flow bin for classifying and homogenizing collected materials, which is characterized in that: comprises a bin body, a driving mechanism which is positioned right above the bin body and the driving shaft extends into the bin body, a homogenizing mechanism, a grading mechanism and a weighing mechanism;
the bin body comprises an upper cylindrical bin body and a lower cone which are sequentially connected from top to bottom, a plurality of feeding holes are formed in the top end of the upper cylindrical bin body and adjacent to the outer circumference of the upper cylindrical bin body, the feeding holes are uniformly distributed along the circumference of the upper cylindrical bin body, the bottom end of the lower cone is a discharge hole, and the weighing mechanism is fixed on the outer wall of the lower cone;
the grading mechanism comprises an air inlet channel, an air outlet channel, a plurality of layers of annular scattering plates and a steady flow cone, wherein the air inlet channel is positioned at the periphery of the upper cylindrical bin body and is communicated with the upper cylindrical bin body, the bottom end of the air outlet channel is mutually communicated with the top end of the upper cylindrical bin body, the driving mechanism comprises a motor and a speed reducer which are mutually connected, the driving mechanism is fixed on the outer wall of the air outlet channel, a driving shaft of the speed reducer vertically penetrates through the air outlet channel and stretches into the upper cylindrical bin body, the plurality of layers of annular scattering plates are all fixed in the upper cylindrical bin body, the plurality of layers of annular scattering plates are of inverted cone-shaped annular plate structures, the diameter of the bottom ends of the plurality of layers of annular scattering plates from top to bottom is gradually reduced, the annular scattering plates positioned on the top layer are fixedly connected with the inner wall of the upper cylindrical bin body, the steady flow cone is an inverted cone-shaped bucket body with the closed top end, the steady flow cone is fixed in the lower cone, and an annular blanking gap is formed between the bottom end of the steady flow cone and the inner wall of the lower cone;
the homogenizing mechanism comprises a rotary material spreading disc arranged in the upper cylindrical bin body and a counterattack abrasion-resistant lining plate fixed on the inner wall of the upper cylindrical bin body, wherein the rotary material spreading disc is positioned right above the multi-layer annular material spreading plate, a driving shaft of the driving mechanism is fixedly connected with the rotary material spreading disc, the bottoms of the feed inlets face the upper end face of the rotary material spreading disc, and the counterattack abrasion-resistant lining plate is positioned at the periphery of the rotary material spreading disc.
2. A surge bin for classifying and homogenizing collected materials as claimed in claim 1 wherein: the two air inlet channels are tangential air inlet channels, and the wind directions of the two tangential air inlet channels are the same and differ by 180 degrees.
3. A surge bin for classifying and homogenizing collected materials as claimed in claim 1 wherein: the multi-layer annular scattering plates are fixed on the inner wall of the upper cylindrical bin body through rib plates.
4. A surge bin for classifying and homogenizing collected materials as claimed in claim 1 wherein: the outer wall of the flow stabilizing cone is fixed on the inner wall of the lower cone through a rib plate.
5. A surge bin for classifying and homogenizing collected materials as claimed in claim 1 wherein: in the multilayer annular scattering plates, two upper and lower adjacent annular scattering plates are arranged, and the bottom end diameter of the upper annular scattering plate is smaller than the top end diameter of the lower annular scattering plate and larger than the bottom end diameter of the lower annular scattering plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910783961.7A CN110575867B (en) | 2019-08-23 | 2019-08-23 | Steady flow bin for classifying and homogenizing collected materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910783961.7A CN110575867B (en) | 2019-08-23 | 2019-08-23 | Steady flow bin for classifying and homogenizing collected materials |
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| Publication Number | Publication Date |
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| CN110575867A CN110575867A (en) | 2019-12-17 |
| CN110575867B true CN110575867B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910783961.7A Active CN110575867B (en) | 2019-08-23 | 2019-08-23 | Steady flow bin for classifying and homogenizing collected materials |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06134400A (en) * | 1992-10-29 | 1994-05-17 | Sumitomo Cement Co Ltd | Classifying device for powder raw material |
| CN2597429Y (en) * | 2003-01-13 | 2004-01-07 | 何亚民 | Material uniformizing constant flow bin for roll press |
| CN104028360A (en) * | 2013-11-13 | 2014-09-10 | 广西鱼峰水泥股份有限公司 | Flow stabilization weighing cabin of roller press |
| CN107282177A (en) * | 2017-08-08 | 2017-10-24 | 南通澳润建材科技有限公司 | A kind of biscuit scattering grader of pre- heat partition |
| CN110090719A (en) * | 2019-06-11 | 2019-08-06 | 宜宾市天顺建材集团股份有限公司 | A kind of grain diameter grading device and system |
| CN210787544U (en) * | 2019-08-23 | 2020-06-19 | 中建材（合肥）粉体科技装备有限公司 | Steady flow storehouse of collection material grading and homogenization |
-
2019
- 2019-08-23 CN CN201910783961.7A patent/CN110575867B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06134400A (en) * | 1992-10-29 | 1994-05-17 | Sumitomo Cement Co Ltd | Classifying device for powder raw material |
| CN2597429Y (en) * | 2003-01-13 | 2004-01-07 | 何亚民 | Material uniformizing constant flow bin for roll press |
| CN104028360A (en) * | 2013-11-13 | 2014-09-10 | 广西鱼峰水泥股份有限公司 | Flow stabilization weighing cabin of roller press |
| CN107282177A (en) * | 2017-08-08 | 2017-10-24 | 南通澳润建材科技有限公司 | A kind of biscuit scattering grader of pre- heat partition |
| CN110090719A (en) * | 2019-06-11 | 2019-08-06 | 宜宾市天顺建材集团股份有限公司 | A kind of grain diameter grading device and system |
| CN210787544U (en) * | 2019-08-23 | 2020-06-19 | 中建材（合肥）粉体科技装备有限公司 | Steady flow storehouse of collection material grading and homogenization |
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| CN110575867A (en) | 2019-12-17 |
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