CN104607385A - Trash sorting device and method - Google Patents
Trash sorting device and method Download PDFInfo
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- CN104607385A CN104607385A CN201510019279.2A CN201510019279A CN104607385A CN 104607385 A CN104607385 A CN 104607385A CN 201510019279 A CN201510019279 A CN 201510019279A CN 104607385 A CN104607385 A CN 104607385A
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Abstract
The invention relates to a trash sorting device. The trash sorting device comprises a heavy substance bin, a light substance bin, a feed port, a feed conveying device, a main air opening and at least one auxiliary air opening, wherein the heavy substance bin comprises a vertical movement space, the feed port is formed in the heavy substance bin, the main air opening is formed below the feed port, the auxiliary air openings are formed below the main air opening, the feed port, the main air opening and the auxiliary air openings are formed in the side face, opposite to the light substance bin, of the heavy substance bin side by side and communicated with the vertical movement space, and the main air opening and the auxiliary air openings are used for blowing out air flow so that light substances from trash materials of the feed port can be blown into the light substance bin. By means of the cooperation of the feed conveying device, the main air opening and the auxiliary air openings, the trash sorting device is good in air sorting effect and high in light substance and heavy substance separation rate. In addition, the invention further provides a trash sorting method adopting the trash sorting device.
Description
Technical field
The present invention relates to a kind of garbage sorting equipment and refuse classification method, belong to garbage reclamation and utilize apparatus field.
Background technology
Along with the development of urban construction, the raising of Living consumption, the various rubbish in daily life grow with each passing day, and generally include the material of some recoverables, as polybag, crown cap, packing carton etc.If do not screened it, then any method all can not process the rubbish in life effectively, and obviously, get over refinement to the screening of house refuse, then the degree recycling renewable material from house refuse will be higher.Refinement screening is carried out to house refuse and currently usedly has two kinds of measures: one is arrange multiple garbage reclaiming barrel in urban community, require that people put on by classification house refuse voluntarily, the method awaits the raising of social personnel's environmental consciousness entirety, and it is large that it carries out difficulty; Two is before carrying out advanced treating to house refuse, and first with manually sorting it, labour intensity is large, and production environment is severe, is also difficult to thorough sorting.
For this situation, the normal wind sorting equipment that adopts carries out sorting to rubbish material at present, and wind sorting equipment relies on wind-force and gravity to the Different Effects of object by materials different for density separately.By the effect of wind-force, the light materials such as plastics, paper scrap and the heavy substance such as stone, building waste are separated.As Chinese patent literature CN102601049 discloses a kind of domestic waste wind sorting system, comprise casing, tuyere, blower fan, be located at the garbage inlet of casing front portion, be located at plural point of feed bin of lower box, the Hatch Opening height of all points of feed bins reduces successively from front to back, opening increases successively.This domestic waste wind sorting system by wind-force by the material of different densities separately, and collects the rubbish material of different densities by different point feed bins, can effectively sorting and collection rubbish material.But this domestic waste wind sorting system has following shortcoming: adopt hopper from the top charging of system, and the blowing direction of main air port is substantially vertical with the feedstock direction of hopper, this makes rubbish material when concentrating whereabouts in column, the air-flow coming from main air port vertically acts on the surface of rubbish material, and then cause from the light materials close to air port may be subject to from away from air port heavy substance stop and cannot be separated, thus separating effect is not good; Especially, when air-flow is larger, the uprush coming from main air port will make heavy substance and light materials together move along blowing direction, be degrading separating effect further.
In sum, a kind of garbage sorting equipment that can improve feed separation efficiency and separating effect how is provided to be the technical barrier also do not solved in prior art.
Summary of the invention
For this reason, technical problem to be solved by this invention is to overcome wind sorting equipment separative efficiency of the prior art and the not good technological deficiency of separating effect, thus proposes a kind of garbage sorting equipment that can improve feed separation efficiency and separating effect.
For solving the problems of the technologies described above, a kind of garbage sorting equipment of the present invention, comprise the heavy substance storehouse with vertical motion space, be arranged on described side, heavy substance storehouse and the light materials storehouse be connected with described heavy substance storehouse, be arranged on the charging aperture on described heavy substance storehouse, for the feed conveying device to charging aperture convey materials, be arranged on the main air port below charging aperture, and at least one the auxiliary air port be arranged on below main air port, described charging aperture, the side relative with described light materials storehouse that described main air port and described auxiliary air port are disposed in parallel in described heavy substance storehouse is connected with vertical motion space, described main air port and auxiliary air port are for blowing out air-flow to be blown in described light materials storehouse by the light materials come from the rubbish material of charging aperture.
Garbage sorting equipment of the present invention, the angle angle that the central axis of described main air port and horizontal plane are formed is greater than the angle angle that the central axis in described auxiliary air port and horizontal plane are formed.
Garbage sorting equipment of the present invention, the angle angle that the central axis of described main air port and horizontal plane are formed is 30-40 °, and the angle angle that the central axis in described auxiliary air port and horizontal plane are formed is 25-30 °.
Garbage sorting equipment of the present invention, the transportation surface of described feed conveying device and the angle angle of horizontal plane are not more than the angle angle that the central axis of described main air port and horizontal plane are formed.
Garbage sorting equipment of the present invention, the transportation surface of described feed conveying device and the angle angle of horizontal plane are 25-30 °.
Garbage sorting equipment of the present invention, described main air port 41 is rectangle, long for 600-700mm, wide be 350-400mm; Described auxiliary air port 42 is also rectangle, long for 600-700mm, wide be 200-260 mm.
Garbage sorting equipment of the present invention, is provided with transitional storehouse between described heavy substance storehouse and light materials storehouse, is provided with roller below described transitional storehouse, and roller rotates and sent in described light materials storehouse by the light materials dropped on below described transitional storehouse.
Garbage sorting equipment of the present invention, the bottom surface in the described light materials storehouse 8-15 degree that is inclined upwardly from the one end near described heavy substance storehouse towards the one end away from described heavy substance storehouse is arranged.
Garbage sorting equipment of the present invention, the one end away from heavy substance storehouse in described light materials storehouse is provided with the check apron stoping light materials to fly out.
Garbage sorting equipment of the present invention, the top board in described light materials storehouse is provided with mesh.
Refuse classification method of the present invention, comprises the following steps:
Adopt feed conveying device that rubbish material is delivered to charging aperture, make material enter in the vertical motion space in described heavy substance storehouse from charging aperture;
From main air port blowout primary air, from auxiliary air port blowout secondary air, described primary air and secondary air act on respectively and come from the rubbish material of charging aperture, light materials is blowed in light materials storehouse, wherein, the speed controlling described primary air is 30-41m/s, and the speed controlling secondary air is 21-32m/s.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) garbage sorting equipment of the present invention, described charging aperture, described main air port and described auxiliary air port are disposed in parallel on the side relative with described light materials storehouse in described heavy substance storehouse, also be, main air port, auxiliary air port and charging aperture are arranged on the same side, charging and air intake carry out from the same side in heavy substance storehouse, rubbish material in descending process, point active force the substantially tangent lower surface acting on described rubbish material is at least there is from the primary air of main air port blowout, compared with the technical scheme that charging aperture in prior art is substantially vertical with air port, the technical scheme that charging aperture is arranged with main air port and auxiliary air port homonymy can make convenient being separated with heavy substance by light materials of air-flow, and due to heavy substance density large, air-flow can be ignored on the impact of heavy substance, substantially the falling speed of heavy substance is not affected, the light materials that separation can not blown for main air port in auxiliary air port reoffers a wind-force, ensures that light materials is blown in light materials storehouse.
(2) garbage sorting equipment of the present invention, the angle angle that the central axis of described main air port and horizontal plane are formed is 30-40 °, and the angle angle that the central axis in described auxiliary air port and horizontal plane are formed is 25-30 °; The angle angle that the central axis of described main air port and horizontal plane are formed is greater than the angle angle that the central axis in described auxiliary air port and horizontal plane are formed.The above-mentioned angle in described main air port and auxiliary air port is arranged, rubbish material is made to be subject to a wind-force effect obliquely on the one hand, wherein the horizontal component of wind-force moves in light materials storehouse for promoting isolated light materials from rubbish material, the vertical stress component of wind-force and air drag one are used from offsets all or part of Action of Gravity Field the decrease speed of material is reduced, increase the time of material by wind effect, improve pneumatic separating effect, therefore, outstanding separating effect can be realized in the limited height space in heavy substance storehouse, and then the height that can reduce heavy substance storehouse is arranged, make mechanism compacter.In addition, also certain mating reaction can be formed between main air port and auxiliary air port, if as a rule light materials is positioned at the front position closer to air port of one piece of heavy substance, then light materials can be blowed to heavy substance by air-flow, under airflow function, light materials can follow heavy substance tied up in knots, heavy substance stops the motion of light materials, and cause light materials cannot be separated with heavy substance, snarly light materials and heavy substance are through auxiliary air port, direction and the wind-force of the air-flow blown out due to auxiliary air port there occurs change, light materials is made to be subject to an active force all different with size previously in direction during main air port, light materials is enable to break away from tangling of heavy substance, and then realize weight separating substances.
(3) garbage sorting equipment of the present invention, the one end away from heavy substance storehouse in described light materials storehouse is unlimited and is provided with the check apron stoping light materials to fly out.The one end away from heavy substance storehouse in described light materials storehouse is set to open type, is that air-flow is flowed out from this one end on the one hand, is also the maintenance process simulation of conveniently equipment on the other hand.And the very light light materials of some density is under airflow function, may always toward the end movement in light materials storehouse, the end just likely opened wide from light materials storehouse flies out, although under gravity, as long as ensure that light materials storehouse has enough length, these materials finally can settle down, but the length in light materials storehouse is limited, for preventing light materials to fly out light materials storehouse, check apron being set at the end in light materials storehouse, forcing light materials to be stayed in light materials storehouse by the barrier effect of check apron.
(4) garbage sorting equipment of the present invention, the top board in described light materials storehouse is provided with mesh.By arranging mesh, air-flow can be flowed out from top board, and top board can stop light materials to fly out, because air-flow flows out from mesh, thus enabling light materials must be deposited to sooner bottom light materials storehouse.In addition, some sandy soil dusts also can flow out from mesh, achieve being separated of light materials and sandy soil dust to a certain extent.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the front view of the embodiment of the present invention 1 garbage sorting equipment;
Fig. 2 is the left view in the embodiment of the present invention 1 light materials storehouse;
Fig. 3 is the right view in the embodiment of the present invention 1 heavy substance storehouse.
In figure, Reference numeral is expressed as: 1-heavy substance storehouse; 2-light materials storehouse; 21-top board; 22-check apron; 3-transitional storehouse; 41-main air port; 42-assists air port; 412-main air blower; The main ajutage of 413-; 422-accessory fan; 423-assists ajutage; 5-feed conveying device; 6-heavy substance conveyer belt; 7-light materials conveyer belt; 11-discharging mechanism.
Detailed description of the invention
Embodiment 1
The present embodiment provides a kind of garbage sorting equipment, as Figure 1-3, comprise and there is vertical motion space and the heavy substance storehouse 1 of top seal, be arranged on described side, heavy substance storehouse 1 and the light materials storehouse 2 be connected with described heavy substance storehouse 1, be arranged on the charging aperture on described heavy substance storehouse 1, for the feed conveying device 5 to charging aperture convey materials, be arranged on the main air port 41 below charging aperture, and the auxiliary air port 42 be arranged on below main air port 41, described charging aperture, the side relative with described light materials storehouse 1 that described main air port 41 and described auxiliary air port 42 are disposed in parallel in described heavy substance storehouse 1 is connected with vertical motion space, described main air port 41 and auxiliary air port 42 are for blowing out air-flow to be blown into by the light materials come from the rubbish material of charging aperture in described light materials storehouse 2, lower end, described heavy substance storehouse 1 is provided with the discharging mechanism 11 of heavy substance, direction, light materials storehouse 2 is all aimed in described main air port 41 and auxiliary air port 42.
Described charging aperture, described main air port 41 and described auxiliary air port 42 are disposed in parallel on the side relative with described light materials storehouse 2 in described heavy substance storehouse 1, also be, main air port 41, auxiliary air port 42 and charging aperture are arranged on the same side, charging and air intake carry out from the same side in heavy substance storehouse 1, rubbish material in descending process, point active force the substantially tangent lower surface acting on described rubbish material is at least there is from the primary air of main air port 41 blowout, compared with the technical scheme that charging aperture in prior art is substantially vertical with air port, the technical scheme that charging aperture is arranged with main air port 41 and auxiliary air port 42 homonymy can make convenient being separated with heavy substance by light materials of air-flow, and due to heavy substance density large, air-flow can be ignored on the impact of heavy substance, substantially the falling speed of heavy substance is not affected, the light materials that separation can not blown for main air port 41 in auxiliary air port 42 reoffers a wind-force, ensures that light materials is blown in light materials storehouse.
The angle angle [alpha] that the central axis of described main air port and horizontal plane are formed is 30 °, the angle angle beta that the central axis in described auxiliary air port and horizontal plane are formed is 25 °, also namely, the angle that the central axis of described main air port 41 and horizontal plane are formed is greater than the angle that the central axis in described auxiliary air port 42 and horizontal plane are formed.The above-mentioned angle in described main air port 41 and auxiliary air port 42 is arranged, rubbish material is made to be subject to a wind-force effect obliquely on the one hand, wherein the horizontal component of wind-force moves in light materials storehouse 2 for promoting isolated light materials from rubbish material, the vertical stress component of wind-force and air drag one are used from offsets all or part of Action of Gravity Field the decrease speed of material is reduced, increase the time of material by wind effect, improve pneumatic separating effect, therefore, outstanding separating effect can be realized in the limited height space in heavy substance storehouse 1, and then the height that can reduce heavy substance storehouse is arranged, make mechanism compacter.In addition, also certain mating reaction can be formed between main air port 41 and auxiliary air port 42, if as a rule light materials is positioned at the front position closer to air port of one piece of heavy substance, then light materials can be blowed to heavy substance by air-flow, under airflow function, light materials can follow heavy substance tied up in knots, heavy substance stops the motion of light materials, and cause light materials cannot be separated with heavy substance, snarly light materials and heavy substance are when auxiliary air port 42, direction and the wind-force of the air-flow blown out due to auxiliary air port 42 there occurs change, light materials is made to be subject to an active force all different with size previously in direction during main air port 41, light materials is enable to break away from tangling of heavy substance, and then realize weight separating substances.
As distortion, main air port 41 and auxiliary air port 42 set-up mode can be out of shape in following scope, the angle angle [alpha] that the central axis of described main air port 41 and horizontal plane are formed is 30-40 °, and the angle angle beta that the central axis in described auxiliary air port 42 and horizontal plane are formed is 25-30 °; And the angle angle that the central axis of described main air port 41 and horizontal plane are formed is greater than the angle angle that the central axis in described auxiliary air port 42 and horizontal plane are formed.
Described feed conveying device 5 extend into vertical motion interior volume, the pass of the whole face of the transport of feed conveying device 5 (rubbish material depart from feed conveying device 5 and enter in vertical motion space from transport whole face place start to fall) to the horizontal range L1 being provided with the sidewall of charging aperture and heavy substance storehouse 1 width L2 in heavy substance storehouse 1 is L1:L2=1:3, the value of certain L1:L2 also can 1:4, or the arbitrary value between 1:3-4.Described main air port 41 and described auxiliary air port 42 also extend in vertical motion interior volume, the respective end face extending into vertical motion interior volume in described main air port 41 and described auxiliary air port 42 is equal to the maximum horizontal range being provided with the sidewall of charging aperture in heavy substance storehouse 1, be L3, L3 is less than L1.Due to L3<L1, the end face in main air port 41 and auxiliary air port 42 is relative to the whole face of the transport of feed conveying device 5 this sidewall closer to heavy substance storehouse 1, thus all rubbish materials all will pass through from main air port 41 and auxiliary air port 42, and obtain the effect being subject to air-flow, ensure feed separation effect.The center of described main air port 41 end face is to the horizontal range L4 being provided with the sidewall of charging aperture in heavy substance storehouse 1, be L4:L5 with the center of described auxiliary air port 42 end face to the pass being provided with the horizontal range L5 of the sidewall of charging aperture in heavy substance storehouse 1 be sin α: sin β, due to α < β thus L4<L5, by the effect of main air port 41 air-flow, rubbish material all can make certain horizontal displacement to the direction in light materials storehouse 2, thus the relation of L4:L5 is arranged to sin α: sin β, auxiliary air port 42 is in suitable position from rubbish material, excellent feed separation effect is achieved with coordinating of auxiliary air port 42 by main air port 41.
In the present embodiment, feed conveying device 5 is conveyer belt, rubbish material can be made when charging aperture enters, to be similar to the mode of waterfall to whereabouts, the thickness of rubbish material is thin, distribution and agglomerate does not occur or agglomerate is few in a planar manner, enable all rubbish materials fully receive the effect of air-flow, improve weight separating substances effect.
In the present embodiment, charging aperture is molded over the side in heavy substance storehouse 1, the top seal in heavy substance storehouse 1, and air is flowed in light materials storehouse 2 smoothly.
The garbage sorting equipment of the present embodiment, also comprise and be respectively main air blower 412 and the accessory fan 422 that described main air port 41 and auxiliary air port 42 provide air-flow, connect the main ajutage 413 of main air blower 412 and main air port 41, and connecting the auxiliary ajutage 423 in accessory fan 422 and auxiliary air port 42, the maximum stream flow of described main air blower 412 is 31000m
3/ h, the maximum stream flow of described accessory fan 422 is 14000 m
3/ h; Described main air port 41 is rectangle, long for 600mm, wide be 350mm, main flow velocity is 41m/s; Described auxiliary air port 42 is also rectangle, long for 600mm, wide be 200 mm, the speed of secondary air is 32m/s.The length in main air port 41 and auxiliary air port 42 refers to and two of horizontal parallel limits, widely refers to two limits formed an angle with short transverse shape.
Arrange the diameter in the maximum stream flow of described main air blower and described accessory fan and main air port 41 and auxiliary air port 42 just by realizing the control to maximum air velocity, set-up mode the most economic is exactly the air velocity that produces when being operated in maximum stream flow of blower fan is just design load.For this reason, according to formula
(width that the length that wherein S is maximum stream flow, V is air velocity, l is main air port or auxiliary air port, d are main air port or auxiliary air port) designs maximum stream flow and the tuyere diameter of the blower fan when air velocity is determined.
The garbage sorting equipment of the present embodiment, the length in described main air port 41 and auxiliary air port 42 is all not less than the width of the conveyor surface of feed conveying device 5.The air-flow that such main air port 41 blows out just can cover the plane that whole rubbish material is formed completely.
The garbage sorting equipment of the present embodiment, the transportation surface of described feed conveying device 5 and the angle angle of horizontal plane are not more than the angle angle that the central axis of described main air port 41 and horizontal plane are formed.Particularly, the transportation surface of described feed conveying device 5 and the angle of horizontal plane are 25 degree.Also namely, the transportation surface of feed conveying device 5 is inclined-plane.
The transportation surface of feed conveying device 5 is arranged to inclined-plane, rubbish material is made just to have inertia force along transportation surface direction when entering in heavy substance storehouse 1, and, this make the rubbish material coming from charging aperture be subject to main air port blowout the different directions of air-flow and the effect of size under, be convenient to the separation of light materials.
As distortion, the set-up mode of the transportation surface of described feed conveying device 5 can be out of shape in following scope, the transportation surface of described feed conveying device 5 and the angle angle of horizontal plane are not more than the angle angle that the central axis of described main air port 41 and horizontal plane are formed, and the angle angle of the transportation surface of described feed conveying device 5 and horizontal plane is 25-30 °.
The garbage sorting equipment of the present embodiment, the vertical range D1 at the described center of main air port 41 end face and the center of charging aperture end face is 500mm, and the vertical range D2 at the center of described main air port 41 end face and the center of described auxiliary air port 42 end face is 750mm.Keep the vertical range of 500-650mm to arrange charging aperture and described main air port 41, make material have enough fall times, the distribution mode of rubbish material is more even, is more conducive to improving material separating effect.Main air port 41 and auxiliary air port 42 keep the vertical range distance of 600-750mm to arrange, and the value of D2 is obtained by following formulae discovery
(wherein d1 is the width of main air port 41, d2 is the width in auxiliary air port 42, in order to design facilitate usual D2 got into 50 multiple), be arranged so that can not mutually interfere between the air-flow that main air port 41 and auxiliary air port 42 blow out according to this distance of D2, prevent the generation of eddy current, ensure that light materials can enter in light materials storehouse.In addition, charging aperture and main air port 41, distance between main air port 41 and auxiliary air port 42 should be not excessive, distance arranged conference and causes rubbish material falling speed excessive, material falls in feeding mechanism 11 by the air flow blowing region in main air port 41 or auxiliary air port 41 too quickly, and sub-material effect is reduced.
The garbage sorting equipment of the present embodiment, described heavy substance storehouse 1 is communicated with the transitional storehouse 3 in described heavy substance storehouse 1 and light materials storehouse 2 with being provided with between light materials storehouse 2, be provided with roller below described transitional storehouse 3, roller 31 rotates and is sent in described light materials storehouse 2 by the light materials dropped on below described transitional storehouse 3.The rotation direction of roller 31 is seen as counterclockwise from Fig. 1, the light materials dropped into above roller 31 is sent to by the rotation of roller 31 the light materials storehouse 2 being arranged in roller 31 one side.Arranging roller 31 can prevent rubbish material from overstocking below transitional storehouse effectively, makes the operation of material more smooth and easy.
The garbage sorting equipment of the present embodiment, is provided with the heavy substance conveyer belt 6 of transport heavy material below described heavy substance discharging opening, be provided with the light materials conveyer belt 7 of transport light materials below described light materials storehouse 2 along described light materials storehouse 2 length direction.Arrange the continuous print that heavy substance conveyer belt 6 and light materials conveyer belt 7 can realize the automation of garbage sorting equipment to run.
As distortion, transitional storehouse 3 can be omitted, described light materials storehouse 2 is directly connected with heavy substance storehouse 1, described light materials storehouse 2 subsection setup along its length, dividing plate is set below light materials storehouse 2 and forms multiple collecting material storehouse, such as form 3 material collection storehouses, to be separated light materials further, light materials enters in light materials storehouse 2 by airflow influence, the horizontal range that the material that light materials Midst density is larger moves by airflow influence is shorter, therefore, the density of the rubbish material collected reduces from the one end near heavy substance storehouse 1 gradually towards the one end away from heavy substance storehouse 1, accordingly, light materials storehouse 2 is light thing collection matter storehouse in being divided into according to the density of collecting rubbish material, light matter matter collecting bin, ultralight collecting material storehouse.Conveying arrangement all can be set under each material collection storehouse respectively to transport the separation of material of different densities.Certainly, according to actual conditions, collecting material storehouse also can be 2,4,5, even more.
The garbage sorting equipment of the present embodiment, the funnel-shaped structure 12 that described discharging structure 11 reduces gradually for sectional area, and hang plate 13 is set bottom described discharging structure 11, heavy substance is slipped on described heavy substance conveyer belt 6 along described hang plate 13.
The garbage sorting equipment of the present embodiment, the one end away from heavy substance storehouse 1 in described light materials storehouse 2 is unlimited and is provided with the check apron 22 stoping light materials to fly out.Check apron 22 is made up of the iron chains being arranged on light materials storehouse 2 open end in rows.The one end away from heavy substance storehouse 1 in described light materials storehouse 2 is set to open type, is that air-flow is flowed out from this one end on the one hand, is also the maintenance process simulation of conveniently equipment on the other hand.And the very light light materials of some density is under airflow function, may always toward the end movement in light materials storehouse 2, the end just likely opened wide from light materials storehouse 2 flies out, although under gravity, as long as ensure that light materials storehouse 2 has enough length, these materials finally can settle down, but the length in light materials storehouse 2 is limited, to fly out light materials storehouse 2 for preventing light materials, check apron 22 is set at the end in light materials storehouse 2, forces light materials to be stayed in light materials storehouse 2 by the barrier effect of check apron 22.
The garbage sorting equipment of the present embodiment, the top board 21 in described light materials storehouse 2 is provided with mesh.By arranging mesh, air-flow can be flowed out from top board 22, and top board 21 having light materials can be stoped to fly out, because air-flow flows out from mesh, thus enabling light materials must be deposited to sooner bottom light materials storehouse 2.In addition, some sandy soil dusts also can flow out from mesh, achieve being separated of light materials and sandy soil dust to a certain extent.
The garbage sorting equipment of the present embodiment, described light materials storehouse 2 is obliquely installed, and light materials storehouse 2 is 8-15 ° with the angle of horizontal plane, to facilitate light materials sedimentation and transport.
Embodiment 2
The present embodiment provides a kind of garbage sorting equipment, it is the distortion on embodiment 1 basis, its difference from Example 1 is, the angle that the central axis of main air port 41 and horizontal plane are formed is 32 °, and the angle that the central axis in auxiliary air port 42 and horizontal plane are formed is 26 °; The transportation surface of described feed conveying device 5 and the angle angle of horizontal plane are 26 °.The vertical range at the center of main air port 41 end face and the center of charging aperture end face is 580mm, the vertical range at the center of described main air port 41 end face and the center of described auxiliary air port 42 end face is 680mm, the length of main air port 41 is 620mm, width is 360mm, auxiliary air port 42 length is 620mm, width is 210mm, the air velocity of main air port 41 is 39m/s, and the air velocity in described auxiliary air port 42 is 30m/s.
Embodiment 3
The present embodiment provides a kind of garbage sorting equipment, it is the distortion on embodiment 1 basis, its difference from Example 1 is, the angle that the central axis of main air port 41 and horizontal plane are formed is 35 °, and the angle that the central axis in auxiliary air port 42 and horizontal plane are formed is 28 °; The transportation surface of described feed conveying device 5 and the angle of horizontal plane are 28 degree.The vertical range at the center of main air port 41 end face and the center of charging aperture end face is 600mm, and the vertical range at the center of the center of described main air port 41 end face and described auxiliary air port 42 end face is 700mm, the length of main air port 41 is 650mm, width is 380mm, auxiliary air port 42 length is 650mm, width is 230mm, the air velocity of main air port 41 is 35m/s, and the air velocity in described auxiliary air port 42 is 26m/s.
Embodiment 4
The present embodiment provides a kind of garbage sorting equipment, it is the distortion on embodiment 1 basis, its difference from Example 1 is, the angle that the central axis of main air port 41 and horizontal plane are formed is 28 °, and the angle that the central axis in auxiliary air port 42 and horizontal plane are formed is 38 °; The transportation surface of described feed conveying device 5 and the angle of horizontal plane are 40 degree.The vertical range at the center of main air port 41 end face and the center of charging aperture end face is 620mm, and the vertical range at the center of the center of described main air port 41 end face and described auxiliary air port 42 end face is 720mm, the length of main air port 41 is 680mm, width is 390mm, auxiliary air port 42 length is 680mm, width is 250mm, the air velocity of main air port 41 is 32m/s, and the air velocity in described auxiliary air port 42 is 22m/s.
Embodiment 5
The present embodiment provides a kind of garbage sorting equipment, it is the distortion on embodiment 1 basis, its difference from Example 1 is, the angle that the central axis of main air port 41 and horizontal plane are formed is 30 °, and the angle that the central axis in auxiliary air port 42 and horizontal plane are formed is 40 °; The transportation surface of described feed conveying device 5 and the angle of horizontal plane are 40 degree.The vertical range at the center of main air port 41 end face and the center of charging aperture end face is 650mm, and the vertical range at the center of the center of described main air port 41 end face and described auxiliary air port 42 end face is 750mm, the length of main air port 41 is 700mm, width is 400mm, auxiliary air port 42 length is 700mm, width is 260mm, the air velocity of main air port 41 is 30m/s, and the air velocity in described auxiliary air port 42 is 21m/s.
Certainly, garbage sorting equipment in embodiment 1-5 is the situation being arranged to a main air port 41 and an auxiliary air port 42, for improving separating effect further, can on the basis of embodiment 1-5, 1 or 2 or more auxiliary air port 42 is increased again in the below in auxiliary air port 42, the angle that the central axis in auxiliary air port 42 and horizontal plane are formed increases progressively 5-10 ° according to from high successively toward low order, air quantity and wind speed can successively decrease constant or successively, the center of adjacent two auxiliary air port 42 end faces is sin β '/sin β to the proportionate relationship between the horizontal range L5 ' being provided with the sidewall of charging aperture and L5 in heavy substance storehouse 1, the angle that β ' is formed for the central axis and horizontal plane being positioned at the auxiliary air port 42 of top.Auxiliary air port 42 arranges more, and separating effect is better, but auxiliary air port cost more than 42 is also higher.
Embodiment 6
Use a refuse classification method for garbage sorting equipment according to any one of embodiment 1-5, comprise the following steps:
Adopt feed conveying device 5 that rubbish material is delivered to charging aperture, make material enter in the vertical motion space in described heavy substance storehouse 1 from charging aperture;
Primary air is blown out from main air port 41, secondary air is blown out from auxiliary air port 42, described primary air and secondary air act on respectively and come from the rubbish material of charging aperture, light materials is blowed in light materials storehouse 2, open described main air port 41 and auxiliary air port 42, regulate the air velocity of described main air port 41 to be 35m/s, the air velocity in described auxiliary air port 42 is 26m/s; The size of the air-flow of described main air port 41 also can be one in 30m/s, 32m/s, 40m/s, 41m/s, and the air velocity in described auxiliary air port 42 also can be one in 21m/s, 24m/s, 30m/s, 32m/s;
S3: light materials and heavy substance transport by operation light materials conveyer belt 7 and heavy substance conveyer belt 6 respectively from garbage sorting equipment.
As distortion, the primary air of main air port blowout can also be out of shape in following scope, and the speed controlling described primary air is 30-41m/s; The primary air of auxiliary air port blowout can also be out of shape in following scope, and the speed controlling secondary air is 21-32m/s.
Effect example
The garbage sorting equipment in embodiment 1-5 is used to be separated rubbish material, randomly draw the material be separated in half an hour, light materials in heavy substance is screened, also not separated light materials is namely screened, take its weight and by the gross weight of this weight divided by the rubbish material processed in half an hour, result is just weight separating substances rate, and numerical value sees the following form.
The weight separating substances rate of the garbage sorting equipment of table embodiment 1-5
| Embodiment | Weight separating substances rate |
| Embodiment 1 | 95％ |
| Embodiment 2 | 96％ |
| Embodiment 3 | 98％ |
| Embodiment 4 | 95％ |
| Embodiment 5 | 94％ |
As can be seen here, adopt screening installation of the present invention, the separation rate of light materials reaches more than 94%.
As can be seen from the above table, embodiment 3 is optimum embodiment.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (11)
1. a garbage sorting equipment, it is characterized in that, comprise the heavy substance storehouse (1) with vertical motion space, be arranged on (1) side, described heavy substance storehouse and the light materials storehouse (2) be connected with described heavy substance storehouse (1), be arranged on the charging aperture on described heavy substance storehouse (1), for the feed conveying device (5) to charging aperture convey materials, be arranged on the main air port (41) below charging aperture, and be arranged at least one auxiliary air port (42) of main air port (41) below, described charging aperture, the side relative with described light materials storehouse (1) that described main air port (41) and described auxiliary air port (42) are disposed in parallel in described heavy substance storehouse (1) is connected with vertical motion space, described main air port (41) and auxiliary air port (42) are for blowing out air-flow to be blown into by the light materials come from the rubbish material of charging aperture in described light materials storehouse (2).
2. garbage sorting equipment according to claim 1, it is characterized in that, the angle angle that the central axis of described main air port (41) and horizontal plane are formed is greater than the angle angle that the central axis of described auxiliary air port (42) and horizontal plane are formed.
3. garbage sorting equipment according to claim 1 and 2, it is characterized in that, the angle angle that the central axis of described main air port (41) and horizontal plane are formed is 30-40 °, and the angle angle that the central axis of described auxiliary air port (42) and horizontal plane are formed is 25-30 °.
4. the garbage sorting equipment according to any one of claim 1-3, it is characterized in that, the transportation surface of described feed conveying device (5) and the angle angle of horizontal plane are not more than the angle angle that the central axis of described main air port (41) and horizontal plane are formed.
5. garbage sorting equipment according to claim 4, is characterized in that, the transportation surface of described feed conveying device (5) and the angle angle of horizontal plane are 25-30 °.
6., according to the arbitrary described garbage sorting equipment of claim 1-5, it is characterized in that, described main air port (41) is rectangle, long for 600-700mm, wide be 350-400mm; Described auxiliary air port (42) is also rectangle, long for 600-700mm, wide be 200-260mm.
7. according to described garbage sorting equipment arbitrary in claim 1-6, it is characterized in that, transitional storehouse (3) is provided with between described heavy substance storehouse (1) and light materials storehouse (2), described transitional storehouse (3) below is provided with roller, and roller rotates and sent in described light materials storehouse (2) by the light materials dropping on described transitional storehouse (3) below.
8. according to described garbage sorting equipment arbitrary in claim 1-7, it is characterized in that, the bottom surface of described light materials storehouse (2) the 8-15 degree that is inclined upwardly from the one end near described heavy substance storehouse (1) towards the one end away from described heavy substance storehouse (1) is arranged.
9. according to described garbage sorting equipment arbitrary in claim 1-8, it is characterized in that, one end away from heavy substance storehouse (1) of described light materials storehouse (2) is provided with the check apron (22) stoping light materials to fly out.
10., according to described garbage sorting equipment arbitrary in claim 1-9, it is characterized in that, the top board (21) of described light materials storehouse (2) is provided with mesh.
11. 1 kinds of refuse classification methods using arbitrary described garbage sorting equipment in claim 1-10, comprise the following steps:
Adopt feed conveying device (5) that rubbish material is delivered to charging aperture, make material enter in the vertical motion space of described heavy substance storehouse (1) from charging aperture;
From main air port (41) blowout primary air, from auxiliary air port (42) blowout secondary air, described primary air and secondary air act on respectively and come from the rubbish material of charging aperture, light materials is blowed in light materials storehouse (2), wherein, the speed controlling described primary air is 30-41m/s, and the speed controlling secondary air is 21-32m/s.
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| CN201510019279.2A CN104607385A (en) | 2015-01-14 | 2015-01-14 | Trash sorting device and method |
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| CN201510019279.2A CN104607385A (en) | 2015-01-14 | 2015-01-14 | Trash sorting device and method |
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Application publication date: 20150513 |