CN104759413A - Building rubbish screening equipment and screening method - Google Patents
Building rubbish screening equipment and screening method Download PDFInfo
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- CN104759413A CN104759413A CN201510154260.9A CN201510154260A CN104759413A CN 104759413 A CN104759413 A CN 104759413A CN 201510154260 A CN201510154260 A CN 201510154260A CN 104759413 A CN104759413 A CN 104759413A
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Abstract
The invention relates to the field of building rubbish recycling, in particular to building rubbish screening equipment and screening method. The building rubbish screening equipment comprises a sorting chamber, a throwing device, a wind power device and a medium-heavy object sorting device, and a first separation region and a second separation region are arranged in the sorting chamber; the throwing device conveys material to the first separation region; the wind power device uses the wind power to lift the material thrown from the first separation region; the medium-heavy object sorting device comprises a double-layer sorting barrel, a negative pressure mechanism, a fan and a barrel body drive mechanism. The building rubbish screening equipment can separate the building rubbish into heavy substance, medium-heavy substance and light substance according to the need, and the screening effect is good; the heavy material does not collide with the double-layer sorting barrel in the screening process, and the service life of the double-layer sorting barrel is prolonged; the material throwing angle and power of the throwing device can be regulated according to the need in the screening process, and the adaptive capacity of the equipment is greatly improved; the building rubbish screening equipment is capable of effectively lowering the equipment load and improving the winnowing efficiency.
Description
Technical field
The present invention relates to and construction refuse regeneratedly utilize field, be specifically related to a kind of building waste screening plant and method for sieving.
Background technology
Building waste refers to construction, repair and demolition of buildings time the discarded object that produces, comprise sandstone, brick and tile, concrete block, scoot, glass, asbestos, paper scrap, waste plastics, metal species and other.The building waste that current China produces every year is at about 15.5 hundred million tons, and a large amount of building wastes has not only had a strong impact on the life of people, and hinders the development in city, and the building waste that resourcebility utilizes is at about 800,000,000 tons.The recovery and treatment method of existing domestic construction rubbish is exactly the production process that the equipment of different disintegrating apparatus, screening plant, transfer equipment and removing impurity is reasonably combined, as application number a kind of building waste treatment system disclosed in 201310542902.3, comprising: disintegrating apparatus; Screening plant, is arranged on above described disintegrating apparatus, and has the material slideway arranged downwards; Material lift equipment, rises to described screening plant by the discharging of described disintegrating apparatus.Wherein screening plant is that double-layer circular shakes sieve, and described material slideway comprises the first separating material slideway, the second separating material slideway and returning charge slideway.The operation principle of this kind of screening plant is on two-layer cylinder, offer the sieve aperture of different size, building waste after fragmentation sieves via sieve aperture, because the kind comprised in building waste is many, therefore rely on the mode of volume screening material cannot be separated accurately.
For the problems referred to above, Authorization Notice No. is that the utility model patent of CN201124159Y discloses a kind of garbage disposal screening plant, comprise the tossed device of conveying garbage material and utilize wind-force to kick up and shed the wind force device of material, described tossed device comprises belt conveyor, described wind force device comprises centrifugal blower and blower, it is characterized in that: described sieving garbage device also comprises and can carry out this cylinder shed to the material through wind-force primary election again, described cylinder is positioned at belt conveyor and sheds end below and be positioned at and shed on the fall trajectory of material.When carrying out screening work existing problems as follows: one sieve time cylinder be relay-type, namely material to be sieved must directly fall into the effect that cylinder could realize water conservancy diversion, and the material do not dropped down onto on cylinder cannot realize sieve, affect screening effect; Two is that the long-term and material of cylinder collides, and service life is short; Three is could realize guide functions because cylinder must be positioned at " belt conveyor is shed end below and is positioned at and sheds on the fall trajectory of material ", and therefore tossed device also must be relative fixing with the angle of wind force device, and the adaptability of equipment is not strong; This kind of garbage disposal screening plant is mainly used for processing house refuse in addition, and can with this large amount of dust in screening process when sieving building waste, and this equipment cannot realize recovery, the process of dust.
Summary of the invention
For overcoming deficiency of the prior art, the invention provides a kind of method for sieving realizing building waste screening plant and regeneration asphalt drying drum.
For achieving the above object, the technical solution used in the present invention is as follows: a kind of building waste screening plant, comprise separation chamber, tossed device, wind force device, it is characterized in that: also comprise the middle weight sorting unit being arranged at selection by winnowing indoor, there is in described separation chamber the first Disengagement zone and the second Disengagement zone; Described tossed device is to the first Disengagement zone convey materials; Described wind force device utilizes wind-force to be kicked up by the material shed out in the first Disengagement zone; Described middle weight sorting unit comprises double-deck separation tube, negative pressure mechanism, blower fan and cylindrical shell driving mechanism, described double-deck separation tube has internal layer cylinder and outer cylinder, this internal layer cylinder has air port and internal layer cylinder is fixedly installed, this outer cylinder is screen cloth cylindrical shell and outer cylinder and internal layer cylinder coaxially arrange and can around axial-rotation, this blower fan is connected in the first Disengagement zone the negative pressure being formed and to be adsorbed in by middle heavy substance on outer cylinder by negative pressure mechanism and internal layer cylinder, this cylindrical shell driving mechanism is connected with outer cylinder and drives outer cylinder to rotate.
Optimization, lower end, separation chamber first Disengagement zone has heavy material outlet, the second lower end, Disengagement zone has the outlet of middle heavy material.
Optimize, tossed device comprises belt conveyor and position adjusting mechanism, this belt conveyor one end passes in selection by winnowing room, and this position adjusting mechanism is connected the relative position by regulating belt conveyor and double-deck separation tube with belt conveyor, and then adjusts cast and the impelling angle of material.
Optimize, the air outlet that wind force device comprises blower fan and is connected with blower fan, the relative position of this air outlet and belt conveyor remains unchanged, and changes materials casting Distance geometry impelling angle by the air quantity and wind speed adjusting blower fan.
Optimize, the described blower fan of middle weight sorting unit and the blower fan of wind force device are a shared circulating fan.
Optimize, also comprise light materials sorting unit, described light materials sorting unit comprises light materials conveyer and the second negative pressure mechanism, region between this light materials conveyer and double-deck separation tube is the second Disengagement zone, and this second negative pressure mechanism for forming the negative pressure be adsorbed in by light materials on light materials conveyer in the second Disengagement zone.
Optimize, described light materials conveyer is arranged at above double-deck separation tube.
Optimize, also comprise dust arrester, this dust arrester comprises dedusting fan, connecting line and deduster, this dedusting fan import is communicated with internal layer cylinder by connecting line, export and be communicated with air outlet through connecting line, and this deduster is arranged on the pipeline that dedusting fan import is connected with internal layer cylinder.
Building waste screening plant method, is characterized in that, select above-mentioned building waste screening plant, concrete steps are as follows:
Step 1, sends into separation chamber through the pretreated building waste of fragmentation by tossed device;
Step 2, the heavy substance in building waste is due to the more direct heavy material outlet discharge separation chamber below the first Disengagement zone of density;
Step 3, the negative pressure mechanism of middle weight sorting unit forms negative pressure in the first Disengagement zone, middle heavy substance in building waste and light materials are adsorbed on outer cylinder, along with outer drum rotating enters the second Disengagement zone under the acting in conjunction of wind force device and negative pressure mechanism;
Step 4, when outer cylinder goes to the second Disengagement zone, negative pressure mechanism is inoperative, and the rotation with outer cylinder falls into the second Disengagement zone heavy substance therefrom heavy material outlet discharge separation chamber;
Further, after entering light second Disengagement zone, the second negative pressure mechanism of light materials sorting unit forms negative pressure in the second Disengagement zone, is adsorbed on by light materials on light materials conveyer, is transported to outside separation chamber.
From the above-mentioned description of this invention, compared with prior art, the beneficial effect of building waste screening plant provided by the invention is as follows: one is as required building waste to be separated into heavy, middle heavy, light three kinds of materials, and screening effect is good; Two is that heavy material does not contact with double-deck separation tube when falling, and is adsorbed on outer cylinder by wind force device and negative pressure device by middle heavy material and light-heavy material, reduces and the collision of material, the service life extending cylinder; Two is that the material that can adjust tossed device in screening process as required sheds angle and dynamics, substantially increases the adaptive capacity of equipment.Building waste can be separated into heavy, middle heavy, light three kinds of materials by above-mentioned building waste screening plant, and effectively can reduce machine utilization, improve selection by winnowing efficiency.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of building waste screening plant of the present invention.
Fig. 2 is the structure schematic diagram of building waste screening plant of the present invention.
Fig. 3 is the right side structural representation of building waste screening plant of the present invention.
Fig. 4 is the structural representation of weight sorting unit in building waste screening plant of the present invention.
Fig. 5 is the structural representation of weight sorting unit internal layer cylinder in building waste screening plant of the present invention.
Fig. 6 is the structural representation of the outer cylinder of weight sorting unit in building waste screening plant of the present invention.
Detailed description of the invention
Below by way of detailed description of the invention, the invention will be further described.
Shown in Fig. 6, a kind of building waste screening plant, comprises separation chamber 1, tossed device 2, wind force device 3, middle weight sorting unit 4, weight sorting substances device 5 and dust arrester 6;
There is in separation chamber 1 first Disengagement zone 11 and the second Disengagement zone 12, first be separated 11 lower ends, district and have heavy material outlet the 111, second lower end, Disengagement zone 12 and have middle heavy material outlet 121;
Tossed device 2 comprises belt conveyor 21 and position adjusting mechanism 22, this belt conveyor 21 one end passes in selection by winnowing room 1 to the first Disengagement zone 11 convey materials, this position adjusting mechanism 22 is for being arranged at the driving cylinder below Belt Conveying 21, regulated the relative position of belt conveyor 21 and double-deck separation tube 41 by the action of driving cylinder output, and then adjust cast and the impelling angle of material;
Wind force device 3 comprises circulating fan 31 and circulating fan 31 air outlet 32, this air outlet 32 remains unchanged with the relative position of belt conveyor 21, and circulating fan 31 changes materials casting Distance geometry impelling angle by the air quantity of variable frequency adjustment and wind speed and utilizes wind-force to be kicked up by the material shed out in the first Disengagement zone 11;
Middle weight sorting unit 4 comprises internal layer cylinder 41, outer cylinder 42, negative pressure mechanism 43, with cylindrical shell driving mechanism 44, described internal layer cylinder 41, outer cylinder 42 coaxially arranges the double-deck separation tube of composition, the part that this internal layer cylinder 41 is positioned at the first Disengagement zone 11 has bar draught 411, outer cylinder 42 is 1.5mm × 1.5mm screen cloth cylindrical shell, and internal layer cylinder 41 is fixedly installed, outer cylinder 42 can axial-rotation, the air inlet of this circulating fan 31 is connected with internal layer cylinder 41 by negative pressure mechanism 43, thus the negative pressure be adsorbed in by middle heavy substance on outer cylinder 42 can be formed in the first Disengagement zone 11, this cylindrical shell driving mechanism 44 is connected with outer cylinder 42 and drives outer cylinder 42 axial-rotation,
Weight sorting substances device 5 comprises weight substance use machine 51 and the second negative pressure mechanism 52, this weight substance use machine 51 is for being arranged at the light materials separation belt feeder above double-deck separation tube, and this second negative pressure mechanism 52 for being formed the negative pressure of weight species adsorbs on weight substance use machine in the second Disengagement zone;
Dust arrester 6 comprises dedusting fan 61, connecting line 62 and deduster 63, this dedusting fan 61 import is communicated with internal layer cylinder 41 by connecting line 62, this deduster 63 is arranged on the pipeline that dedusting fan 61 import is connected with internal layer cylinder 41, weight substance use machine 41 is crossed rectangle reducing pipeline 621 and is connected to deduster 63, then is connected with dedusting fan 61.
Shown in Fig. 6, a kind of building waste screening plant method, select above-mentioned building waste screening plant, concrete steps are as follows:
Step 1, sends in separation chamber 1 through the pretreated building waste of fragmentation by the belt conveyor 21 of tossed device 2;
Step 2, the heavy material (sandstone, brick and tile, concrete block etc.) in building waste is due to the more direct heavy material outlet 111 discharge separation chamber 1 below the first Disengagement zone 11 of density;
Step 3, the negative pressure mechanism 43 of middle weight sorting unit 4 forms negative pressure in the first Disengagement zone 11, middle heavy substance (scoot, glass, asbestos etc.) in building waste and weight material (paper scrap, waste plastics etc.) are adsorbed on outer cylinder 42, along with outer cylinder 42 rotates into the second Disengagement zone 12 under the acting in conjunction of wind force device 3 and negative pressure mechanism 43;
Step 4, when outer cylinder 42 goes to the second Disengagement zone 12, inoperative, the second negative pressure mechanism 52 of negative pressure mechanism 43 forms negative pressure in the second Disengagement zone 12, by weight species adsorbs on weight substance use machine 51, is transported to outside separation chamber 1;
Step 5, outer cylinder 42 is rotated further, rotation with outer cylinder 42 falls into the second Disengagement zone 12 heavy substance and departs from suction function and drop, and therefrom separation chamber 11 are discharged in heavy material outlet 121, realizes the sorting that building waste is separated into heavy, middle heavy, weight three kinds of materials.
In assorting room, the relative position of belt conveyor 21 and double-deck separation tube is adjusted by position adjusting mechanism 22, the cast of adjustment material and impelling angle, air outlet 32 and belt conveyor 21 relative position of wind force device 3 remain unchanged, adjustment air quantity and wind speed, change materials casting Distance geometry impelling angle; By dust arrester 6, laggard row relax is concentrated to the dust that the dust entered in internal layer cylinder 41 and weight sorting substances device 4 sub-elect.
Above are only some detailed description of the invention of the present invention, but design concept of the present invention is not limited thereto, all changes utilizing this design the present invention to be carried out to unsubstantiality, all should belong to the behavior of invading scope.
Claims (10)
1. a building waste screening plant, comprises separation chamber, tossed device, wind force device, it is characterized in that: also comprise the middle weight sorting unit being arranged at selection by winnowing indoor,
There is in described separation chamber the first Disengagement zone and the second Disengagement zone;
Described tossed device is to the first Disengagement zone convey materials;
Described wind force device utilizes wind-force to be kicked up by the material shed out in the first Disengagement zone;
Described middle weight sorting unit comprises double-deck separation tube, negative pressure mechanism, blower fan and cylindrical shell driving mechanism, described double-deck separation tube has internal layer cylinder and outer cylinder, this internal layer cylinder has air port and internal layer cylinder is fixedly installed, this outer cylinder is screen cloth cylindrical shell and outer cylinder and internal layer cylinder coaxially arrange and can around axial-rotation, this blower fan is connected in the first Disengagement zone the negative pressure being formed and to be adsorbed in by middle heavy substance on outer cylinder by negative pressure mechanism and internal layer cylinder, this cylindrical shell driving mechanism is connected with outer cylinder and drives outer cylinder to rotate.
2. the multilayer drying drum sieved according to claim 1, is characterized in that: lower end, described separation chamber first Disengagement zone has heavy material outlet, the second lower end, Disengagement zone has the outlet of middle heavy material.
3. the multilayer drying drum sieved according to claim 1, it is characterized in that: described tossed device comprises belt conveyor and position adjusting mechanism, this belt conveyor one end passes in selection by winnowing room, this position adjusting mechanism is connected the relative position by regulating belt conveyor and double-deck separation tube with belt conveyor, and then adjusts cast and the impelling angle of material.
4. the multilayer drying drum sieved according to claim 1, it is characterized in that: the air outlet that described wind force device comprises blower fan and is connected with blower fan, the relative position of this air outlet and belt conveyor remains unchanged, and changes materials casting Distance geometry impelling angle by the air quantity and wind speed adjusting blower fan.
5. the multilayer drying drum sieved according to claim 4, is characterized in that: the described blower fan of middle weight sorting unit and the blower fan of wind force device are a shared circulating fan.
6. the multilayer drying drum sieved according to claim 1, it is characterized in that: also comprise light materials sorting unit, described light materials sorting unit comprises light materials conveyer and the second negative pressure mechanism, region between this light materials conveyer and double-deck separation tube is the second Disengagement zone, and this second negative pressure mechanism for forming the negative pressure be adsorbed in by light materials on light materials conveyer in the second Disengagement zone.
7. the multilayer drying drum sieved according to claim 5, is characterized in that: described light materials conveyer is arranged at above double-deck separation tube.
8. the multilayer drying drum sieved according to claim 1, it is characterized in that: also comprise dust arrester, this dust arrester comprises dedusting fan, connecting line and deduster, this dedusting fan import is communicated with internal layer cylinder by connecting line, export and be communicated with air outlet through connecting line, and this deduster is arranged on the pipeline that dedusting fan import is connected with internal layer cylinder.
9. building waste screening plant method, is characterized in that, select the building waste screening plant described in claim 1 to 8 any one, concrete steps are as follows:
Step 1, sends into separation chamber through the pretreated building waste of fragmentation by tossed device;
Step 2, the heavy substance in building waste is due to the more direct heavy material outlet discharge separation chamber below the first Disengagement zone of density;
Step 3, the negative pressure mechanism of middle weight sorting unit forms negative pressure in the first Disengagement zone, middle heavy substance in building waste and light materials are adsorbed on outer cylinder, along with outer drum rotating enters the second Disengagement zone under the acting in conjunction of wind force device and negative pressure mechanism;
Step 4, when outer cylinder goes to the second Disengagement zone, negative pressure mechanism is inoperative, and the rotation with outer cylinder falls into the second Disengagement zone heavy substance therefrom heavy material outlet discharge separation chamber.
10. the multilayer drying drum sieved according to claim 9, it is characterized in that: after entering light second Disengagement zone, the second negative pressure mechanism of light materials sorting unit forms negative pressure in the second Disengagement zone, light materials is adsorbed on light materials conveyer, is transported to outside separation chamber.
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| CN201510154260.9A CN104759413B (en) | 2015-04-02 | 2015-04-02 | Building waste screening plant and method for sieving |
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| CN201510154260.9A CN104759413B (en) | 2015-04-02 | 2015-04-02 | Building waste screening plant and method for sieving |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105922109A (en) * | 2016-05-12 | 2016-09-07 | 绍兴中亚胶囊有限公司 | High-efficiency capsule sorting and dust collection device |
| CN106076855A (en) * | 2016-08-09 | 2016-11-09 | 广东惜福环保科技有限公司 | Rubbish automatic sorting complete set of equipments |
| IT201600128403A1 (en) * | 2016-12-20 | 2018-06-20 | Raffineria Metalli Capra S P A | PLANT FOR THE REFUSAL OF METAL SCRAPS AND / OR METALLIC CHIPS AND PROCEDURE FOR THE REFUSION OF METAL SCRAPS AND / OR METALLIC CHIPS. |
| CN109701887A (en) * | 2018-12-29 | 2019-05-03 | 常州工学院 | A kind of light materials separator that intelligent construction garbage regeneration utilizes |
| CN112293785A (en) * | 2019-08-02 | 2021-02-02 | 秦皇岛烟草机械有限责任公司 | Blade wind separation system and method |
| CN112474738A (en) * | 2020-11-19 | 2021-03-12 | 广州市致顺科技有限公司 | Fine classification process and system for recycling residential garbage |
| CN113522737A (en) * | 2021-08-24 | 2021-10-22 | 东华理工大学 | Building rubbish light thing wind selection screening installation |
| CN114260054A (en) * | 2021-11-22 | 2022-04-01 | 余艳 | Building light material sorting unit with dust removal function of making an uproar falls |
| CN114308655A (en) * | 2021-12-24 | 2022-04-12 | 安徽理工大学 | Annular coal gangue sorting device and using method thereof |
| CN114345703A (en) * | 2022-01-06 | 2022-04-15 | 天津水泥工业设计研究院有限公司 | Building garbage screening, light material sorting and dust collecting integrated equipment and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105922109A (en) * | 2016-05-12 | 2016-09-07 | 绍兴中亚胶囊有限公司 | High-efficiency capsule sorting and dust collection device |
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| CN109701887A (en) * | 2018-12-29 | 2019-05-03 | 常州工学院 | A kind of light materials separator that intelligent construction garbage regeneration utilizes |
| CN112293785A (en) * | 2019-08-02 | 2021-02-02 | 秦皇岛烟草机械有限责任公司 | Blade wind separation system and method |
| CN112474738A (en) * | 2020-11-19 | 2021-03-12 | 广州市致顺科技有限公司 | Fine classification process and system for recycling residential garbage |
| CN112474738B (en) * | 2020-11-19 | 2024-02-09 | 广东致顺化工环保设备有限公司 | Fine classification process and system for recycling resident garbage |
| CN113522737A (en) * | 2021-08-24 | 2021-10-22 | 东华理工大学 | Building rubbish light thing wind selection screening installation |
| CN114260054A (en) * | 2021-11-22 | 2022-04-01 | 余艳 | Building light material sorting unit with dust removal function of making an uproar falls |
| CN114308655A (en) * | 2021-12-24 | 2022-04-12 | 安徽理工大学 | Annular coal gangue sorting device and using method thereof |
| CN114345703A (en) * | 2022-01-06 | 2022-04-15 | 天津水泥工业设计研究院有限公司 | Building garbage screening, light material sorting and dust collecting integrated equipment and method |
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Address after: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee after: Fujian Nanfang pavement machinery Co., Ltd Address before: 362000 Fujian province Quanzhou Fengze District High-tech Industrial Park Sports Street No. 700 Patentee before: FUJIAN SOUTH HIGHWAY MACHINERY Co.,Ltd. |