CN107377395B - Device for improving sorting efficiency of strip-shaped biomass particle materials - Google Patents
Device for improving sorting efficiency of strip-shaped biomass particle materials Download PDFInfo
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- CN107377395B CN107377395B CN201710575102.XA CN201710575102A CN107377395B CN 107377395 B CN107377395 B CN 107377395B CN 201710575102 A CN201710575102 A CN 201710575102A CN 107377395 B CN107377395 B CN 107377395B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/04—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices according to size
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
- B07B13/16—Feed or discharge arrangements
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Abstract
The invention discloses a device for improving the sorting efficiency of strip-shaped biomass granular materials, which comprises a conveyor belt I, wherein a sorting device is arranged at the starting end of the conveyor belt I, the sorting device comprises an adjusting component and a pair of conveyor belts II, the adjusting component comprises a pair of supporting plates, and a rotating shaft is arranged between the supporting plates; conveyer belt II all is located between conveyer belt I and the adjustment subassembly, and the distance between the opposite face of conveyer belt II is less than the distance between the opposite face of backup pad. The strip-shaped biomass particle materials to be sorted are placed on the rotating shaft, the biomass particle materials are adjusted by the rotating shaft along with the rotation of the rotating shaft, and when the biomass particle materials move to the conveying belt II, the biomass particle materials with unqualified lengths fall down from the fingers of the conveying belt II. Through above-mentioned letter sorting system, can sort out biomass granular material's substandard product simply rapidly, not only improve work efficiency, reduced workman's intensity of labour to the condition of neglected sorting has been avoided appearing.
Description
Technical Field
The invention relates to a sorting system, in particular to a device for improving sorting efficiency of strip-shaped biomass granular materials.
Background
The biomass granular fuel is a renewable new energy source, and is prepared by crushing, mixing, extruding, drying and other processes of plant wastes such as wood chips, tree branches, corn straws, rice straws and rice husks, and finally is prepared into granular fuel for directly burning the fuel. According to swedish and european union's classification criteria for biomass particles, if its intermediate classification value is taken as an example, the biomass particles can be described roughly as the following properties: the diameter of the biomass particles is generally 6-10 mm, the length of the biomass particles is 4-5 times of the diameter of the biomass particles, the breakage rate is less than 1.5% -2.0%, the dry basis water content is less than 15%, the ash content is less than 2%, the sulfur content and the chlorine content are both less than 0.07%, and the nitrogen content is less than 0.5%. The biomass pellet fuel mainly has several characteristics.
1. The biomass fuel has large heat productivity, the heat productivity is about 3900-4800 kilocalories/kg, and the heat productivity after carbonization reaches 7000-8000 kilocalories/kg;
2. the biomass fuel has high purity, does not contain other impurities which do not generate heat, and has 75-85% of carbon content, 3-6% of ash and 1-3% of water content;
3. the coal gangue and stone are absolutely not contained, and the impurities which do not generate heat but consume heat, such as stone, and the cost of enterprises is directly reduced;
4. the biomass fuel does not contain sulfur and phosphorus and does not corrode the boiler, so that the service life of the boiler can be prolonged, and enterprises can benefit too much;
5. because the biomass fuel does not contain sulfur and phosphorus, sulfur dioxide and phosphorus pentoxide are not generated during combustion, acid rain can not be generated, the atmosphere can not be polluted, and the environment can not be polluted;
6. the biomass fuel is clean and sanitary, the feeding is convenient, the labor intensity of workers is reduced, the labor environment is greatly improved, and the cost for labor force of enterprises is reduced;
7. the ash residue is little after the biomass fuel is burnt, the site for stacking the coal residue is greatly reduced, and the slag discharging cost is reduced;
8. the ash generated after the combustion of the biomass fuel is high-quality organic potash fertilizer with extremely high grade, and can be recycled to create profits.
The biomass granular fuel is extruded by an extrusion molding machine to form a strip shape. In the extrusion process, due to the uneven mixing of materials or the shaking in the cooling transmission after the extrusion, the length of a part of biomass granular fuel is lower than the requirement of the process size, and the biomass granular fuel becomes a defective product. Before the biomass granular fuel is packaged, the defective products are selected out, so that the delivery phase of the biomass granular fuel is improved. The existing mode of sorting the defective products manually is low in efficiency, and a part of defective products are easily found and still remain in the products leaving the factory.
Disclosure of Invention
The invention aims to provide a device for improving the sorting efficiency of strip-shaped biomass granular materials, which solves the problems that the existing mode of manually sorting defective products is low in efficiency, and a part of defective products are easily undetected and still remain in the delivered products.
The invention is realized by the following technical scheme:
the device for improving the sorting efficiency of the strip-shaped biomass granular materials comprises a conveyor belt I, wherein a sorting device is arranged at the starting end of the conveyor belt I, the sorting device comprises an adjusting assembly and a pair of conveyor belts II, the adjusting assembly comprises a pair of supporting plates, the supporting plates are parallel to the conveying direction of the conveyor belt I and are perpendicular to the ground, a plurality of rotating shafts with parallel axes are arranged between the supporting plates, the axes of the rotating shafts are perpendicular to the supporting plates, the axes of the rotating shafts are located in the same plane parallel to the ground, two ends of each rotating shaft are respectively connected with one supporting plate in a rotating mode, and the rotating shafts can rotate around the axes of the rotating shafts under the driving of a motor;
conveyer belt II all is located between conveyer belt I and the adjustment subassembly, and the direction of transfer of conveyer belt II all is on a parallel with the direction of transfer of conveyer belt I, and conveyer belt II is symmetrical along the conveying center line of conveyer belt I simultaneously, and the distance between the opposite face of conveyer belt II is less than the distance to between the opposite face of backup pad.
In order to improve the sorting effect of the strip-shaped biomass particle materials, the distance between the opposite surfaces of the supporting plates is set to be consistent with the length of the conventional strip-shaped biomass particle materials; the minimum distance between the adjacent rotating shafts is smaller than the diameter of the strip-shaped biomass particle material; the distance between the opposite surfaces of the rotating shaft conveyor belts II is set to be slightly larger than the length of the strip-shaped biomass granular materials of the determined inferior products; the shortest distance between the conveyer belt I and the nearest rotating shaft is larger than the diameter of one strip-shaped biomass particle material and is less than twice of the diameter of the strip-shaped biomass particle material. When the rotating shaft rotates, the point which is farthest away from the ground gradually approaches the conveyor belt I along with the rotation, and gradually gets away from the conveyor belt I.
The method comprises the following steps of placing strip-shaped biomass particle materials to be sorted on a rotating shaft, adjusting the strip-shaped biomass particle materials to be parallel to the axis of the rotating shaft by the rotating shaft along with the rotation of the rotating shaft, and simultaneously closing two ends of each strip-shaped biomass particle material to be respectively contacted with a supporting plate; the strip-shaped biomass granular materials gradually approach the conveyor belt II along with the rotation of the rotating shaft, when the strip-shaped biomass granular materials move to the conveyor belt II, the strip-shaped biomass granular materials with unqualified lengths fall down from the fingers of the conveyor belt II, and the strip-shaped biomass granular materials with qualified lengths move to the conveyor belt I along with the conveying of the conveyor belt II and are treated at a lower treatment point by the conveyor belt. Through above-mentioned letter sorting system, can sort out strip living beings granular material's substandard product simply rapidly, not only improve work efficiency, reduced workman's working strength to the condition of neglected sorting has been avoided appearing.
Further, the outer wall of the rotating shaft is sleeved with a rubber cylinder, and the inner diameter of the rubber cylinder is consistent with the outer diameter of the rotating shaft. The outer wall of the rubber cylinder is provided with anti-skid grains. The rubber cylinder and the anti-skid lines are arranged to improve the friction force between the rotating shaft and the biomass particle materials so as to accelerate the position adjustment and the conveying speed of the strip-shaped biomass particle materials.
Furthermore, the conveying plane of the conveying belt II is tangent to one end, close to the ground, of the rotating shaft, the conveying plane of the conveying belt I is located below the conveying plane of the conveying belt II, and one end, close to the conveying belt II, of the conveying belt I in the orthographic projection of the horizontal plane is overlapped with one end, close to the conveying belt I, of the conveying belt II in the orthographic projection of the horizontal plane.
Further, the dimension of the conveyor belt I along the direction perpendicular to the conveying direction is larger than the distance between the opposite surfaces of the supporting plates.
Preferably, the width of the conveyor belt I is set to be large enough to avoid the strip-shaped biomass particle material from falling from the side edge of the conveyor belt I when falling onto the conveyor belt I from the conveyor belt II. Through the position setting, can make strip living beings granular material move from the pivot and can not produce the beat on II conveyer belts to the axial that makes strip living beings granular material can not discover to change, and then can not follow and carry between II or II outsides of conveyer belt and fall down.
Furthermore, a material containing box is arranged between the second conveyor belts and on one side, close to the ground, of the second conveyor belt, the top of the material containing box is open, and a universal wheel is arranged at one end, close to the ground, of the material containing box. The arrangement of the material containing box can collect the sorted defective products of the strip-shaped biomass granular materials into the material containing box, and the subsequent steps of the defective products can be favorably processed.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention relates to a device for improving the sorting efficiency of strip-shaped biomass particle materials, which is characterized in that strip-shaped biomass particle materials to be sorted are placed on a rotating shaft, the strip-shaped biomass particle materials are adjusted to be parallel to the axis of the rotating shaft by the rotating shaft along with the rotation of the rotating shaft, and meanwhile, two ends of the strip-shaped biomass particle materials are sealed and are respectively contacted with a supporting plate; the strip-shaped biomass particle materials gradually approach the conveyor belt II along with the rotation of the rotating shaft, when the strip-shaped biomass particle materials move onto the conveyor belt II, the strip-shaped biomass particle materials with unqualified lengths fall down from the space between fingers of the conveyor belt II, and the strip-shaped biomass particle materials with qualified lengths move onto the conveyor belt I along with the conveying of the conveyor belt II and are treated at a lower treatment point by the conveyor belt. By the sorting system, defective products of strip-shaped biomass granular materials can be simply and rapidly sorted out, so that the working efficiency is improved, the labor intensity of workers is reduced, and the condition of sorting missing is avoided;
2. according to the device for improving the sorting efficiency of the strip-shaped biomass particle materials, the rubber cylinder and the anti-skid lines are arranged, so that the friction force between the rotating shaft and the strip-shaped biomass particle materials is improved, and the position adjustment and the conveying speed of the strip-shaped biomass particle materials are accelerated;
3. according to the device for improving the sorting efficiency of the strip-shaped biomass granular materials, the material containing box is arranged, so that inferior-quality products of the sorted biomass granular materials can be collected into the material containing box, and the subsequent steps of the inferior-quality products can be favorably processed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a side view of the present invention;
fig. 4 is a schematic cross-sectional view of the rotating shaft.
Reference numbers and corresponding part names in the drawings:
1-conveyor belt I, 2-conveyor belt II, 3-supporting plate, 4-rotating shaft, 5-rubber cylinder, 6-material containing box and 7-universal wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not to be construed as limiting the present invention.
Example 1
As shown in fig. 1-4, the device for improving the sorting efficiency of the strip-shaped biomass granular materials comprises a conveyor belt i 1, a sorting device is arranged at the starting end of the conveyor belt i 1, the sorting device comprises an adjusting component and a pair of conveyor belts ii 2, the adjusting component comprises a pair of support plates 3, the support plates 3 are all parallel to the conveying direction of the conveyor belt i 1 and are all perpendicular to the ground, a plurality of rotating shafts 4 with axes parallel to each other are arranged between the support plates 3, the axes of the rotating shafts 4 are perpendicular to the support plates 3, the axes of the rotating shafts 4 are all located in the same plane parallel to the ground, two ends of each rotating shaft 4 are respectively and rotatably connected with one support plate 3, and the rotating shafts 4 can rotate around the axes thereof under the driving of a motor;
conveyer belt II 2 all is located between I1 of conveyer belt and the adjustment subassembly, and the direction of transfer of conveyer belt II 2 all is on a parallel with the direction of transfer of conveyer belt I1, and conveyer belt II 2 is symmetrical along the conveying central line of conveyer belt I1 simultaneously, and the distance between the relative face of conveyer belt II 2 is less than the distance between the facing of backup pad 3.
The method comprises the following steps of placing strip-shaped biomass particle materials to be sorted on a rotating shaft 4, adjusting the strip-shaped biomass particle materials to be parallel to the axis of the rotating shaft 4 by the rotating shaft 4 along with the rotation of the rotating shaft 4, and simultaneously closing two ends of the strip-shaped biomass particle materials and respectively contacting with a supporting plate 3; the strip-shaped biomass particle materials gradually approach the conveyor belt II 2 along with the rotation of the rotating shaft 4, when the strip-shaped biomass particle materials move onto the conveyor belt II 2, the strip-shaped biomass particle materials with unqualified lengths fall down from the fingers of the conveyor belt II 2, and the strip-shaped biomass particle materials with qualified lengths move onto the conveyor belt I1 along with the conveying of the conveyor belt II 2 and are treated at a lower treatment point by the conveyor belt. Through above-mentioned letter sorting system, can sort out the substandard product of strip living beings granular material simply rapidly, not only improve work efficiency, reduced workman's intensity of labour to the condition of neglected sorting has been avoided appearing.
Example 2
The present invention is further illustrated on the basis of example 1.
As shown in fig. 1 to 4, the apparatus for improving the sorting efficiency of the strip-shaped biomass granular material of the present invention sets the distance between the facing surfaces of the supporting plates 3 to be the same as the length of the conventional strip-shaped biomass granular material in order to improve the sorting effect of the strip-shaped biomass granular material; the minimum distance between the adjacent rotating shafts 4 is smaller than the diameter of the strip-shaped biomass particle material; the distance between the opposite surfaces of the conveyor belts II 2 of the rotating shaft 4 is set to be slightly larger than the length of the strip-shaped biomass granular material of the determined inferior product; the shortest distance between the conveyor belt I1 and the nearest rotating shaft 4 is larger than the diameter of one strip-shaped biomass particle material and is less than twice of the diameter of the strip-shaped biomass particle material. When the rotating shaft 4 rotates, the point on the rotating shaft, which is farthest away from the ground, gradually approaches the conveyor belt I1 along with the rotation, and gradually gets away from the conveyor belt I1.
Example 3
The present invention is further illustrated on the basis of example 1.
As shown in fig. 1-4, in the device for improving the sorting efficiency of the strip-shaped biomass granular material according to the present invention, a rubber cylinder 5 is sleeved on the outer wall of the rotating shaft 4, and the inner diameter of the rubber cylinder 5 is consistent with the outer diameter of the rotating shaft 4. The outer wall of the rubber cylinder 5 is provided with anti-skid grains. The rubber tube 5 and the anti-skid lines are arranged to improve the friction force between the rotating shaft 4 and the strip-shaped biomass granular material so as to accelerate the position adjustment and the conveying speed of the strip-shaped biomass granular material.
Furthermore, the conveying plane of the conveying belt II 2 is tangent to one end, close to the ground, of the rotating shaft 4, the conveying plane of the conveying belt I1 is located below the conveying plane of the conveying belt II 2, and one end, close to the conveying belt II 2, of the conveying belt I1 in the orthographic projection of the horizontal plane is overlapped with one end, close to the conveying belt I1, of the conveying belt II 2 in the orthographic projection of the horizontal plane.
Further, the dimension of the conveyor belt i 1 in the direction perpendicular to its conveying direction is larger than the distance between the facing surfaces of the support plates 3.
Preferably, the width of the conveyor belt I1 is set to be large enough to prevent the strip-shaped biomass particle material from falling from the side edge of the conveyor belt I1 when falling onto the conveyor belt I1 from the conveyor belt II 2. Through above-mentioned position setting, can make strip living beings granular material move from pivot 4 and can not produce on the conveyer belt II 2 and beat to the axial that makes strip living beings granular material can not discover the change, and then can not follow between II 2 conveyer belts or the conveyer belt II 2 outside drops.
Furthermore, a material containing box 6 is arranged between the conveyor belts II 2 and on one side, close to the ground, of the conveyor belts II 2, the top of the material containing box 6 is open, and a universal wheel 7 is arranged at one end, close to the ground, of the material containing box 6. Due to the arrangement of the material containing box 6, sorted defective products of the strip-shaped biomass granular materials can be collected in the material containing box 6, and the subsequent steps of the defective products can be favorably processed.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. Improve device of strip living beings granular material letter sorting efficiency, including conveyer belt I (1), its characterized in that: the sorting device is arranged at the starting end of the conveyor belt I (1) and comprises an adjusting assembly and a pair of conveyor belts II (2), the adjusting assembly comprises a pair of supporting plates (3), the supporting plates (3) are parallel to the conveying direction of the conveyor belt I (1) and perpendicular to the ground, a plurality of rotating shafts (4) with axes parallel to each other are arranged between the supporting plates (3), the axes of the rotating shafts (4) are perpendicular to the supporting plates (3), the axes of the rotating shafts (4) are located in the same plane parallel to the ground, two ends of each rotating shaft (4) are rotatably connected with one supporting plate (3), the rotating shafts (4) can rotate around the axes of the rotating shafts under the driving of motors, and strip-shaped biomass particle materials can be adjusted to be parallel to the axes of the rotating shafts along with the rotation of the rotating shafts; the conveying belts II (2) are located between the conveying belt I (1) and the adjusting assembly, the conveying directions of the conveying belts II (2) are parallel to the conveying direction of the conveying belt I (1), meanwhile, the conveying belts II (2) are symmetrical along the conveying central line of the conveying belt I (1), and the distance between opposite surfaces of the conveying belts II (2) is smaller than that between opposite surfaces of the supporting plates (3); a rubber cylinder (5) is sleeved on the outer wall of the rotating shaft (4), and the inner diameter of the rubber cylinder (5) is consistent with the outer diameter of the rotating shaft (4); the conveying plane of conveyer belt II (2) all is tangent in pivot (4) and is close to the one end on ground, the conveying plane of conveyer belt I (1) is located the conveying plane below of conveyer belt II (2), and conveyer belt I (1) fall and fall in the orthographic projection of horizontal plane near one end of conveyer belt II (2) and conveyer belt II (2) fall and overlap near the one end of conveyer belt I (1) in the orthographic projection of horizontal plane.
2. The device for improving the sorting efficiency of the strip-shaped biomass granular materials according to claim 1, is characterized in that: the outer wall of the rubber cylinder (5) is provided with anti-skid lines.
3. The device for improving the sorting efficiency of the strip-shaped biomass granular materials according to claim 1, is characterized in that: the size of the conveying belt I (1) along the direction perpendicular to the conveying direction is larger than the distance between the opposite surfaces of the supporting plates (3).
4. The device for improving the sorting efficiency of the strip-shaped biomass granular materials according to claim 1, is characterized in that: a material containing box (6) is arranged between the second conveyor belts (2) and on one side, close to the ground, of the second conveyor belts (2), the top of the material containing box (6) is open, and a universal wheel (7) is arranged at one end, close to the ground, of the material containing box (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710575102.XA CN107377395B (en) | 2017-07-14 | 2017-07-14 | Device for improving sorting efficiency of strip-shaped biomass particle materials |
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| CN201710575102.XA CN107377395B (en) | 2017-07-14 | 2017-07-14 | Device for improving sorting efficiency of strip-shaped biomass particle materials |
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| CN107377395A CN107377395A (en) | 2017-11-24 |
| CN107377395B true CN107377395B (en) | 2021-06-08 |
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| CN109759329B (en) * | 2019-01-08 | 2020-01-10 | 江山华隆能源开发有限公司 | Biomass particle selecting device |
| CN110773434B (en) * | 2019-11-05 | 2024-02-06 | 徐州徐工精密工业科技有限公司 | Multi-functional rubber seal feeding device |
| CN112604968B (en) * | 2020-12-16 | 2022-03-11 | 安徽亿达新能源科技有限公司 | Biomass particle selecting device |
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| JPH11192456A (en) * | 1997-10-31 | 1999-07-21 | Sekisui Chem Co Ltd | Device for classifying slender timber stick by length |
| CN204052176U (en) * | 2014-07-07 | 2014-12-31 | 河北农业大学 | A kind of scallop grader |
| CN204583699U (en) * | 2015-01-01 | 2015-08-26 | 唐天翼 | A kind of walnut grading plant |
| CN105251695A (en) * | 2015-12-02 | 2016-01-20 | 吕萍华 | Fruit screening machine |
| CN206126245U (en) * | 2016-08-30 | 2017-04-26 | 天津市红宝番茄制品有限公司 | Tomato ketchup preparation conveyer |
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