CN105834098A - Light substance separation device for reducing dust pollution - Google Patents

Light substance separation device for reducing dust pollution Download PDF

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Publication number
CN105834098A
CN105834098A CN201610166121.2A CN201610166121A CN105834098A CN 105834098 A CN105834098 A CN 105834098A CN 201610166121 A CN201610166121 A CN 201610166121A CN 105834098 A CN105834098 A CN 105834098A
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CN
China
Prior art keywords
blower fan
collection bucket
light materials
blanking
installing rack
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Granted
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CN201610166121.2A
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Chinese (zh)
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CN105834098B (en
Inventor
梁超
崔保磊
王�琦
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Beijing Union Green Technology Group Co ltd
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BEIJING AURORA ENVIRONMENTAL PROTECTION SCITECH INSTITUTE Co Ltd
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Priority to CN201610166121.2A priority Critical patent/CN105834098B/en
Publication of CN105834098A publication Critical patent/CN105834098A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B4/00Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/02Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/017Combinations of electrostatic separation with other processes, not otherwise provided for

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combined Means For Separation Of Solids (AREA)

Abstract

The invention provides a light substance separation device for reducing dust pollution. The device comprises a material conveyor; the material conveyor includes a conveying frame and a conveying belt; the material conveyor has a blanking end for enabling materials to downwards fall when the conveying belt conveys the materials in place; a mounting frame is fixedly arranged at the end part, corresponding to the blanking end, of the conveying frame; and the mounting frame is provided with a collecting hopper for collecting light substances in the materials and a fan for blowing the light substances in the materials downwards falling from the blanking end into the collecting hopper. The device can prevent dust substances from entering the light substances or generating flying dust in the separation process through the spray moisturizing treatment in the falling process of the materials. The external of a storage net bag at the end part of the collecting hopper is connected with a cyclone dust removing separator for preventing environmental pollution caused by emission of fine dust.

Description

Reduce the light materials segregation apparatus of dust pollution
Technical field
The present invention relates to a kind of light materials segregation apparatus, particularly to a kind of light materials segregation apparatus reducing dust pollution, relate more specifically to the light materials segregation apparatus in building waste garbage.
Background technology
All kinds of garbages such as earth that building waste refers mainly to build, unit in charge of construction or individual produce during all kinds of structures, building etc. are built, repair, remove and carried out house decoraton, waste residue, mortar.The basic composition of the building waste that different types of building structure produces is consistent, main component includes earth, be scattered mortar, waste residue, remaining armored concrete pile crown is blocked in bituminous concrete fragment, piling, cement concrete, pick chisel produce masonry, various old metal, timber, the packaging material of all kinds of building material product, wall insulated board, the waste material that fitment process produces and other garbage.
Removing in the building waste formed at all kinds of structures, building, do not contain only the heavier rubbish such as brick slag, cement concrete, possibly together with lighter rubbish such as wood chip, clothes, plastics, composition is complex.At present, mostly building waste is to be crushed by counterattack movement station, more screened station sorts, and obtains the aggregate of regeneration, and these aggregates may be used for and make hollow brick or be used directly to urban road laying.
During construction waste crushing, inside aggregate, it is mingled with the light materials such as broken fabric, wooden unit, plastics, if the light materials being mingled in aggregate can the quality of strong influence aggregate.At present, it is mostly, after raw material is broken, in the feeding process at screening station, manually to choose.But, the mode of this artificial selection, labor intensity is big, and selection efficiency is low, takes time and effort, and labour cost is higher.Also the Winnowing box having employing to be especially tailored in prior art is carried out gently, heavy substance sorting separates, but the overall structure of this Winnowing box is the most complicated, and volume is the biggest, and must be typically placed on ground, requires higher to field of employment.
CN204412616U discloses a kind of building waste light materials sorting sorting unit, including material conveyor, material conveyor includes carriage and conveyer belt, material conveyor has the blanking end fallen when tape transport puts in place for material, it is characterized in that: the end corresponding with described blanking end of described carriage is installed with installing rack, the collection bucket of the light materials that installing rack is provided with in collection material and for the blower fan that the light materials from the material that described blanking end falls is blown in collection bucket, collection bucket is provided with charging aperture, blower fan is provided with the air outlet corresponding with the charging aperture of described collection bucket, it is provided with between air outlet and the charging aperture of collection bucket of blower fan and is positioned at the blanking gap passed through for the material fallen from described blanking end below the blanking end of described material conveyor.
CN204710713U discloses a kind of building waste light materials piece-rate system, including feed pipe, a discharging opening is had bottom described feed pipe, described feed pipe posterior end connects blowing device, described feed pipe front end connects discharge pipe, described discharge pipe terminal is connected with separation bin, and described pod bottom is provided with two discharging openings, it is characterised in that described pod is internally provided with rotatable cylindrical screen.
CN103567218A discloses a kind of double arc screening type light materials separators being furnished with spray function, and this separator includes box matrix, is furnished with box cover body above box matrix;In the middle of box matrix, inner chamber is parallel longitudinal is disposed with two shafts;Box matrix inwall is furnished with sieve plate at the bottom of double arc, and box cover body inwall is furnished with double arc tops sieve plate, and sieve plate at the bottom of double arc tops sieve plate and double arcs matches up and down;It is shaped with filtrate hole in the middle of sieve plate at the bottom of double arcs and on position, right side;Box cover body right-hand member top is furnished with charging aperture, and box covering on top is positioned at the left side of charging aperture and is furnished with the rinse water access piece being connected with external water source;Twin shaft multi-blade pattern, has the most broken and shear effect, is beneficial to improve organic recovery utilization rate in rubbish from cooking, possesses the dual-use function that Organic substance extracts and relatively large heavy substance is removed.
CN103586257A discloses a kind of building waste processing system, including: disintegrating apparatus;Screening plant, is arranged on above disintegrating apparatus, and has down-set material slideway;Material lift equipment, rises to screening plant by the discharging of disintegrating apparatus.
CN104759413A discloses a kind of building waste screening plant, including separation chamber, tossed device, wind force device, it is characterised in that: also include being arranged at the middle weight sorting unit that selecting crude drugs with winnower is 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 conveying material;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 includes double-deck separation tube, negative pressure mechanism, blower fan and cylinder drive mechanism, described double-deck separation tube has internal layer cylinder and outer layer cylinder, have air port on this internal layer cylinder and internal layer cylinder is fixedly installed, this outer layer cylinder is that screen cloth cylinder and outer layer cylinder are coaxially disposed with internal layer cylinder and can be around axial-rotation, this blower fan is formed in being connected to the first Disengagement zone by negative pressure mechanism with internal layer cylinder and middle heavy substance is adsorbed in the negative pressure on outer layer cylinder, and this cylinder drive mechanism is connected drive outer layer cylinder and rotates with outer layer cylinder.
But, in the prior art including above-mentioned patent documentation, in the light materials not only separated, dust material content is higher, makes the recycle value of light materials be severely limited, and in the case of the high wind of blower fan, cause operating environment dust from flying, seriously polluted, bad environments.This area needs a kind of light materials separation equipment reducing dust pollution.
Summary of the invention
For overcoming above-mentioned technical problem present in prior art, the present inventor is through further investigation and lot of experiments, it is provided that techniques below scheme.
In one aspect of the invention, provide a kind of light materials segregation apparatus reducing dust pollution, this device includes material conveyor, material conveyor includes carriage and conveyer belt, material conveyor has the blanking end fallen when tape transport puts in place for material, the end corresponding with described blanking end of described carriage is installed with installing rack, the collection bucket of the light materials that installing rack is provided with in collection material and for the blower fan that the light materials from the material that described blanking end falls is blown in collection bucket, collection bucket is provided with charging aperture, blower fan is provided with the air outlet corresponding with the charging aperture of described collection bucket, it is provided with between air outlet and the charging aperture of collection bucket of blower fan and is positioned at the blanking gap passed through for the material fallen from described blanking end below the blanking end of described material conveyor;Outside between described blanking end and charging aperture top edge, facility has one or more spraying humidifier, humidifies the material in dropping process;The end face of described charging aperture is in inclined ramp obliquely, and this inclined-plane is 45 °-60 ° with the axial angle theta of collection bucket;Described blower fan is arranged on installing rack operably.Described collection bucket includes the conveyance conduit of both ends open, one end releasable connection that one end towards blower fan of described conveyance conduit is provided with described charging aperture, deviate from blower fan has the storing string bag, the described storing string bag be externally connected to one or more cyclone dust removal separator.
The present inventor finds through further investigation, and in the prior art (such as in CN204412616U), under the blowing of blower fan air-supply, Dust Dispersion is serious, and has considerable amount of dust to enter in light materials.Light materials in solid waste (particularly building waste garbage) generally includes plastic bag, foam, wood flour, plastic sheet, cloth etc., some in these materials can be used as waste product, there is certain value, if wherein containing dust such as waste concrete, the powder of useless masonry, then it is difficult to recycle as waste product, and limit separation and the utilization of described light materials, make in addition to use big blower fan wind speed, reduce separating effect.It addition, blowing of blower fan is easily caused Dust Dispersion, cause severe operational environment.In the prior art, such as in the sorting of coal, suppress flying upward of coal dust frequently with water spray humidification.But, in the sorting or conveying of such as coal, owing to operation object is single, such as, it is single coal, so water spray humidification is generally carried out on a moving belt, additionally less demanding to the position of water spray and the mode of water spray.The inventors discovered that, in the light materials of building waste solid waste separates, if carrying out water spray on the conveyor belt to add wet process, then dust can be attached on light materials such as plastic bag, foam, wood flour, on the one hand this can cause light materials to increase the weight of, thus causes cannot isolating, additionally, even if a part of light materials is separated, on it, the dust of attachment also can limit the recycling of light materials.The inventors discovered that, carry out appropriateness humidification at the blanking height set between the blanking end and described blanking gap of material conveyor, can effectively solve this problem.By humidifying in this position, dust material can major part be attached to be more easy on the solid waste heavy substance bulky grain of attachment, and part dust can also can form heavy substance with agglomeration under humidified condition, thus successfully separates with light materials.Such humidification method is rarely seen report in solid waste light materials separates.
The inventors discovered that, the water yield of spraying humidification is the most within the specific limits.The present inventor conscientiously studies discovery, and for the separation of light materials in building waste garbage, injection flow rate is preferably: within the unit interval, (weight of the water of ejection)/(weight of the blanking fallen)=0.01-0.05, and preferably 0.03.When injection flow rate is in this scope, the dust removing effects in separation process can be made optimal.
It addition, in order to reach optimal spray effect, the droplet size of spraying be there are certain requirements.It is particularly preferred that fogdrop diameter is 0.03~0.08mm, preferably 0.05mm.Research finds, when droplet is described diameter, it is best to the atomization wetting effect of dust in blanking so that it is can be attached on heavy substance bulky grain or agglomerate into bulky grain, also avoid light materials by excess humidity simultaneously.
The quantity of described sprayer unit can be 1-10, preferably 3-8.
Preferably, the water used by described spraying is preferably added to the ketopyrrolidine of 1.0-5.0 weight %, to increase the adhesiveness of droplet.
Preferably, there are at least one electrostatic generator (not shown) and at least one electrostatic precipitator (not shown) in the shower nozzle front of each atomizing humidifier, described electrostatic generator for example, high-pressure electrostatic ring, distance between described electrostatic generator and shower nozzle can be 15-20mm, and voltage can be 20-50kV.Described electrostatic precipitator is arranged on the opposite side of electrostatic generator, i.e. electrostatic generator is spaced apart by blanking with electrostatic precipitator, and electrostatic generator is arranged between shower nozzle and blanking.The use of this electrostatic generator can realize the removal less than the dust of 0.1 μm of the imperceptible dust such as particle diameter.
The present inventor is through furtheing investigate discovery further, and under the blowing of the wind sent at blower fan, the material of whereabouts parabolically mode falls.In the prior art (such as in CN204412616U), the end face of charging aperture is axially vertical with collection bucket so that wind direction is vertical with end face, heavy substance such as concrete powder so can be caused also to be blown in collection bucket, thus cause separating effect poor.The inventors discovered that, by the end face of described charging aperture in inclined ramp obliquely (i.e., be not provided with into routine flushes form, but the inclination of oblique lower left), and this inclined-plane is defined to specific 45 °-60 ° with the axial angle theta of collection bucket, preferably from about 50 °, just can realize end face and coincide with parabolical, even if in the case of relatively strong winds speed, it is also possible to avoid heavy substance and be blown in collection bucket by mistake.This setup there is not yet report, and prior art does not provides the enlightenment of corresponding technology or teaching yet.
The present inventor finds after further research, and prior art wind machine is typically fixed on installing rack (using fixed mode in such as CN204412616U, the most irremovable) so that its air outlet the most generally immobilizes with the distance of collection bucket.But, for different building waste kinds, heavy substance is different from the type of light materials and ratio, and such assembling mode is difficult to meet the sorting needs of polytype building waste.In the present invention, by making described blower fan be arranged on operably on installing rack, preferably can moving axially along installing rack so that can freely regulate the distance between itself and collection bucket according to the needs of different building wastes sortings.And in the prior art, realizing the sorting needs of polytype building waste often by more ventilating fan, this mode consumes a large amount of human and material resources, financial resources, and also generally requires interrupt run process and carry out more ventilating fan.Comparatively speaking, the present invention is completely without changing the blower fan of different capacity.
In the present invention, the movement on installing rack of the described blower fan can be controlled by computer, such as when the quantity of refuse of material conveyor conveying is bigger, blower fan can be made to diminish with the distance of collection bucket, when the quantity of refuse of material conveyor conveying is smaller, blower fan can be made to become big with the distance of collection bucket, form linkage with material conveyor.
Preferably, described collection bucket is tubular, and its cross section is circular, oval, square or rectangle.
Preferably, the axial and described installing rack of described collection bucket is axially in parallel.
Preferably, described collection bucket is conveyance conduit form.
In a preferred embodiment, described material conveyor tilts upward extension along the feed direction of conveyer belt, described installing rack tilts upward extension along the feed direction of described conveyer belt, and described blower fan is positioned at the oblique upper of described collection bucket along the feed direction of described conveyer belt.
In a preferred embodiment, described blower fan has installation portion, installation portion and described installing rack slidable connection so that blower fan is installed on described installing rack, installation position in the oblique upper of the air outlet of described blower fan so that leaving the assemblage gap of setting between the air outlet of blower fan and installing rack.The assemblage gap of this setting can be adjusted according to rubbish type.
In the present invention, the bottom of described collection bucket is preferably provided with multiple pore 52.Described pore 52 allows the heavy substance being by mistake blown into therefrom to spill.Described pore can be circular port.The inventors discovered that, when building waste is pulverized, the particle size of heavy substance and light materials is often different, and the concrete such as pulverized is often in thinner powder, and light materials such as piece of cloth or wood flour often have bigger particle size.The present inventor is through research, light materials and the feature of heavy substance and difference in serious analysis building waste crushed material, the diameter of the multiple pores set by selection bucket bottom is preferably 5.0mm-10.0mm, preferably 6.0mm, finds that such aperture has optimal weight material screening effect.
The inventors discovered that, when the outside of the storing string bag is not connected with cyclone dust removal separator, in order to prevent the effusion of the dust such as the fine building concrete that mixes in light materials, generally use more carefully, the most closely knit mesh, but owing to using thinner mesh, the most easily block mesh at the initial stage light materials (such as piece of cloth, wood flour) separated, thus cause the flowing within light materials in collection bucket of air-flow that blower fan produces the most smooth, fine dust is accumulated in light materials, it is difficult to separate.When connecting cyclone dust removal separator so that can use bigger mesh, now mesh is difficult to block, so that the air-flow that blower fan produces is at the smooth outflow within light materials, thus is effectively separated with light materials by fine solid particle.In the present invention, the mesh of the storing string bag can be 10-20 times of conventional storing string bag mesh diameter.
Further, since air current flow is smooth and easy, it is to avoid the wind that blower fan blows runs into the blocking blocks of collection bucket and returns, fine dust is caused to escape from charging aperture.Additionally, due to the employing of larger aperture and the use of cyclone dust removal separator, enhance the separating effect of fine dust and light materials so that blower fan wind speed can adjust in a big way, need to be arranged in a narrower range unlike prior art.
Preferably, described collection bucket can shake, thus strengthens screening effect.
Preferably there is between blanking end and the described blanking gap of described material conveyor the blanking height of setting.
The charging aperture of described collection bucket can be flaring structure.
Preferably, described collection bucket includes the conveyance conduit of both ends open, and one end towards blower fan of described conveyance conduit is provided with described charging aperture, one end releasable connection of deviating from blower fan has the storing string bag.
In an especially preferred embodiment, the described storing string bag is put by multiple viscose non-woven material stackings and is formed.
It is highly preferred that the plurality of viscose non-woven material layer includes a layer being made up of abrasion-resistant material.Described spunbonded materials is preferably the material that polyphenylene sulfide and PTFE blend with 1:2-2:1 weight ratio.This material has the complete retentivity of intensity and inherent chemical resistance compared with single polyphenylene sulfide, can keep good strainability, and reach preferable service life in the adverse circumstances of the present invention.Because the abominable of building waste sorting environment, this performance of the storing string bag of the present invention is just particularly important.
The blend of described polyphenylene sulfide and PTFE preferably uses Nano-meter SiO_22It is filled with.When the Nano-meter SiO_2 by 2-5 weight %2When being filled with, the hot strength of composite, tensile modulus of elasticity and tensile break strength can averagely improve 5-20%.Described Nano-meter SiO_22It is preferably the Nano-meter SiO_2 that titanate esters (such as butyl titanate) processes2, so can further improve spunbonded materials layer and the mechanical property of the storing string bag.
In the present invention, by installing rack, blower fan is installed in collection bucket the end corresponding with the blanking end of material conveyor of carriage, and leave blanking gap between the air outlet and the charging aperture of collection bucket of blower fan, blanking gap is positioned at the lower section of the blanking section of material conveyor, during use, the material of tape transport falls from the blanking end of material conveyor, material is through blanking gap, the light materials mixed in material is blown in collection bucket by the wind of the air outlet blowout of blower fan, complete the collection to light materials, heavier material then enters in normal material collection operation by blanking gap, thus complete light, the selecting crude drugs with winnower of middle material separates.
Segregation apparatus provided by the present invention is compared with the segregation apparatus of prior art, and separation accuracy is higher, higher to the adaptability of different kinds of building rubbish, and the efficiency of separation is the highest simultaneously.
The described storing string bag is detachably installed, the storing string bag collect full after, can be removed, the storing string bag that can the most more renew or re-use again after the old storing string bag is cleared up.The storing string bag intensity of the present invention is high, environment resistant, and therefore the replacement cycle is long by force, has both saved expense, turn avoid the interruption of running.
The use of described spraying humidifier, makes light materials separation accuracy high, and avoids dust from flying.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the light materials segregation apparatus according to the present invention.
Detailed description of the invention
Embodiment 1
nullAs shown in Figure 1,A kind of embodiment of the light materials segregation apparatus in building waste solid waste,Described building waste from capital the building waste of new airport construction tear project open,Winnowing separator in this embodiment includes material conveyor,Material conveyor includes carriage 2 and conveyer belt 1,Material conveyor has the blanking end 11 fallen when conveyer belt 1 conveying puts in place for material,Material conveyor herein tilts upward extension along the feed direction of conveyer belt,Blanking end 11 is positioned at the position, upper end of carriage,The upper end corresponding with described blanking end 11 of carriage 2 is installed with installing rack 3,The collection bucket 5 of the light materials that installing rack 3 is provided with in collection material and for the blower fan 4 that the light materials from the material that described blanking end 11 falls is blown in collection bucket,Collection bucket 5 is provided with charging aperture 51,Blower fan 4 is provided with the air outlet 41 corresponding with the charging aperture 51 of described collection bucket 5,Leave between air outlet 41 and the charging aperture 51 of collection bucket 5 of blower fan 4 and be positioned at the blanking gap 7 passed through for the material fallen from described blanking end below the blanking end 11 of described material conveyor,Installing rack 3 tilts upward extension along the feed direction of described conveyer belt 1,Described collection bucket 5 and blower fan 4 tilt upward layout along the feed direction of described conveyer belt 1,Described blower fan 4 is positioned at the oblique upper of described collection bucket 5,The end face of described charging aperture is in inclined ramp obliquely,This inclined-plane is 45 ° with the axial angle theta of collection bucket.Blower fan 4 has installation portion 42, installation portion 42 is connected so that blower fan 4 is installed on described installing rack 3 with described installing rack 3, installation portion 42 in the oblique upper of the air outlet 41 of described blower fan 4 so that leaving the assemblage gap of setting between the air outlet 41 of blower fan 4 and installing rack 3.Collection bucket 5 includes the conveyance conduit of both ends open, and one end towards blower fan 4 of described conveyance conduit is provided with described charging aperture 51, one end releasable connection of deviating from blower fan 4 has the storing string bag 6, and the charging aperture of collection bucket 5 is for ease of the flaring structure of charging.Material is when the material of material conveyor falls, for ensureing the effect that selecting crude drugs with winnower separates, the blanking height 8 of setting can be left between the blanking end 11 of material conveyor and described blanking gap 7, so that material fully scatters before entering blanking gap, outside between described blanking end and charging aperture top edge, facility has a spraying humidifier 9, material in dropping process is humidified, (weight of the water of ejection)/(weight of the blanking fallen)=0.015, fogdrop diameter is about 0.05mm.Light materials segregation apparatus in solid waste provided in the present embodiment is in use, material is carried by material conveyor, material departs from conveyer belt 1 at blanking end 11 and falls, material fully scatters after blanking height 8, and enter in blanking gap 7, light materials in material is sent in the charging aperture 51 of collection bucket 5 by the wind blown out by the air outlet 11 of blower fan 4, eventually enter in the storing string bag 6, heavier material then continues to fall, enter conventional aggregate to collect and in conveying operation, it is achieved the selecting crude drugs with winnower of light materials is separated;The described storing string bag be externally connected to one or more cyclone dust removal separator (not shown).Installing rack tilts upward extension along the feed direction of conveyer belt.
By checking that in collection bucket, the content of heavy substance evaluates separating effect.In this embodiment, in the light materials of collection, the dust content such as building concrete is 1.8 weight %.
Comparative example 1
Comparative example 1 and differing only in of embodiment do not increase cyclone dust removal separator.
By checking that in collection bucket, the content of heavy substance evaluates separating effect.In this comparative example, in the light materials of collection, the dust content such as building concrete is 5.0 weight %.
By the result of above-described embodiment and comparative example clearly it can be seen that there is the most preferably separating effect according to the building waste light materials segregation apparatus of the present invention.Such effect is that institute is unanticipated in advance.
This written description uses the open present invention of example, including optimal mode, and also enables those skilled in the art manufacture and use the present invention.The present invention can patentable scope be defined by the claims, and can include other example that those skilled in the art expect.If other example this has the structural element of the literal language not differing from claims, if or other example this includes the equivalent structure element without substantial differences of the literal language with claims, other example the most this is intended to be within the scope of claims.Under not resulting in inconsistent degree, by with reference to by herein with reference to all references in place of be incorporated herein.

Claims (9)

1. the light materials segregation apparatus reducing dust pollution, this device includes material conveyor, material conveyor includes carriage and conveyer belt, material conveyor has the blanking end fallen when tape transport puts in place for material, the end corresponding with described blanking end of described carriage is installed with installing rack, the collection bucket of the light materials that installing rack is provided with in collection material and for the blower fan that the light materials from the material that described blanking end falls is blown in collection bucket, collection bucket is provided with charging aperture, blower fan is provided with the air outlet corresponding with the charging aperture of described collection bucket, it is provided with between air outlet and the charging aperture of collection bucket of blower fan and is positioned at the blanking gap passed through for the material fallen from described blanking end below the blanking end of described material conveyor;Outside between described blanking end and charging aperture top edge, facility has one or more spraying humidifier, humidifies the material in dropping process;The end face of described charging aperture is in inclined ramp obliquely, and this inclined-plane is 45 °-60 ° with the axial angle theta of collection bucket;Described blower fan is arranged on installing rack operably;Described collection bucket includes the conveyance conduit of both ends open, one end releasable connection that one end towards blower fan of described conveyance conduit is provided with described charging aperture, deviate from blower fan has the storing string bag, the described storing string bag be externally connected to one or more cyclone dust removal separator.
The light materials segregation apparatus of minimizing dust pollution the most according to claim 1, described collection bucket is tubular, and its cross section is circular, oval, square or rectangle.
The light materials segregation apparatus of minimizing dust pollution the most according to claim 1 and 2, described collection bucket axially and described installing rack axially in parallel.
4. according to the light materials segregation apparatus of minimizing dust pollution in any one of the preceding claims wherein, described material conveyor tilts upward extension along the feed direction of conveyer belt, described installing rack tilts upward extension along the feed direction of described conveyer belt, and described blower fan is positioned at the oblique upper of described collection bucket along the feed direction of described conveyer belt.
5. according to the light materials segregation apparatus of minimizing dust pollution in any one of the preceding claims wherein, described blower fan has installation portion, installation portion and described installing rack slidable connection so that blower fan is installed on described installing rack, installation position in the oblique upper of the air outlet of described blower fan so that leaving the assemblage gap of setting between the air outlet of blower fan and installing rack.
6., according to the light materials segregation apparatus of minimizing dust pollution in any one of the preceding claims wherein, there is between blanking end and the described blanking gap of described material conveyor the blanking height of setting.
7., according to the light materials segregation apparatus of minimizing dust pollution in any one of the preceding claims wherein, the charging aperture of described collection bucket is flaring structure.
8., according to the segregation apparatus of minimizing dust pollution in any one of the preceding claims wherein, the described storing string bag is put by multiple viscose non-woven material stackings and is formed.
The segregation apparatus of minimizing dust pollution the most according to claim 8, the plurality of viscose non-woven material layer includes a layer being made up of abrasion-resistant material.
CN201610166121.2A 2016-06-12 2016-06-12 Reduce the light materials separator of dust pollution Expired - Fee Related CN105834098B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
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CN108861198A (en) * 2018-07-17 2018-11-23 张淑梅 Garbage classification screening plant and method
CN112354665A (en) * 2020-10-24 2021-02-12 深圳市诚石环保科技有限公司 Dust treatment device and environment-friendly solid waste treatment system comprising same

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CN112354665A (en) * 2020-10-24 2021-02-12 深圳市诚石环保科技有限公司 Dust treatment device and environment-friendly solid waste treatment system comprising same
CN112354665B (en) * 2020-10-24 2022-03-11 深圳市诚石环保科技有限公司 Dust treatment device and environment-friendly solid waste treatment system comprising same

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