CN110258156A - The sorting of paper and reproducible in house refuse - Google Patents
The sorting of paper and reproducible in house refuse Download PDFInfo
- Publication number
- CN110258156A CN110258156A CN201910464056.5A CN201910464056A CN110258156A CN 110258156 A CN110258156 A CN 110258156A CN 201910464056 A CN201910464056 A CN 201910464056A CN 110258156 A CN110258156 A CN 110258156A
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- Prior art keywords
- paper
- screen
- sorting
- house refuse
- reproducible
- Prior art date
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Links
- 239000010865 sewage Substances 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 238000013467 fragmentation Methods 0.000 claims abstract description 12
- 238000006062 fragmentation reaction Methods 0.000 claims abstract description 12
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 7
- 239000000123 paper Substances 0.000 claims description 75
- 238000001179 sorption measurement Methods 0.000 claims description 24
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 239000004033 plastic Substances 0.000 claims description 22
- 229920003023 plastic Polymers 0.000 claims description 22
- 239000000835 fiber Substances 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 18
- 239000011148 porous material Substances 0.000 claims description 14
- 238000012216 screening Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 9
- 238000007667 floating Methods 0.000 claims description 7
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 6
- 238000004537 pulping Methods 0.000 claims description 4
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 3
- 239000010802 sludge Substances 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/18—Drum screens
- B07B1/22—Revolving drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/06—Feeding or discharging arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F13/00—Making discontinuous sheets of paper, pulpboard or cardboard, or of wet web, for fibreboard production
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
Abstract
The invention discloses show the sorting of paper and reproducible in house refuse comprising fragmentation cell, rotary screen, absorbing unit, air separation units, hydrabrusher, desander, bounce screen, slanted screen, pulp density adjust unit, nipper, dryer and sewage treatment unit.The sorting of paper and reproducible can separate the paper in house refuse more thorough in house refuse of the invention, so that the purity of subsequent obtained paper pulp is purer, to improve the regenerated quality of paper products.In addition, the present invention is that the paper in house refuse is become to threadiness and is blended in fluidized bed, then removes the impurity being blended in fluidized bed, obtains finished product paper products finally by platen and drying, entire production technology continuity is good, can promote the regenerated efficiency of paper products.
Description
Technical field
The present invention relates to the sortings of paper in technical field of domestic garbage treatment more particularly to a kind of house refuse and renewable
System.
Background technique
Due to the high speed development of national economy, urban population is intensive, to a large amount of house refuse occur.House refuse
In all include generally paper products, such as waste paper, the paper package box etc. that generate when printing.However since China is to house refuse
Generally all without classification, and the mode of China's domestic rubbish disposal is typically all to use landfill method and incineration method, so life
Paper products in rubbish will finally be difficult to recycle, and from the perspective of resource circulation utilization, this is not meet sustainable development
The trend of exhibition.
Although there are also equipment to sort out the paper products in house refuse at present, what is sorted out is made of paper
Product purity is also inadequate, is often contaminated with plastics, will so reduce the reproduction quality of paper products.And at present, will
Paper products in house refuse sort out, and the paper products sorted out are regenerated, and are substantially complete in different factories
At, do not have the continuity of production, the regenerated efficiency of paper products is lower.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide the sortings of paper in a kind of house refuse and can
Regenerative system can improve the regenerated quality of paper products and efficiency.
The purpose of the present invention adopts the following technical scheme that realization:
The sorting of paper and reproducible in house refuse, comprising:
Fragmentation cell is suitable for being crushed house refuse；
Rotary screen, is suitable for screening by the broken material of the fragmentation cell, with filter out oversize with
And screenings；The oversize cannot pass through from the sieve pore of the rotary screen, and the screenings can be from the sieve of the rotary screen
Pass through in hole；
Absorbing unit is suitable for carrying out negative-pressure adsorption sorting to screenings, to sub-elect plastics powder, shredded paper and tree
Leaf；
Air separation units are suitable for carrying out pneumatic separating to oversize, to sub-elect the plastics, paper and cloth of sheet；
Hydrabrusher, the object that the material and the air separation units for being suitable for sub-electing the absorbing unit sub-elect
Material carries out hydraulic pulping, to obtain fluidized bed and floating layer；Wherein fluidized bed includes silt, paper fiber, plastics powder, leaf
Powder and sewage, floating layer include the plastics and cloth of sheet；
Desander is suitable for carrying out desanding to fluidized bed, to remove the silt in fluidized bed；
Bounce screen is suitable for carrying out spring screening to the fluidized bed after desanding, so that the paper fiber in fluidized bed and dirt
Water is flowed down from the sieve pore of the bounce screen, and plastics powder and leaf powder are then bounced from the top of the bounce screen and separated；
Slanted screen, the slanted screen are located at below the bounce screen, are suitable for the paper that will be flowed down from the sieve pore of the bounce screen
Fiber and sewage separation, wherein sewage is flowed out from the mesh of the slanted screen, and paper fiber is along the upper surface of the slanted screen to downslide
Out；
Pulp density adjusts unit, is suitable for collecting the paper fiber skidded off from the upper surface of the slanted screen, and be suitable for paper
Clear water is added in fiber, to obtain scheduled pulp density；
Nipper is suitable for carrying out mud jacking to paper pulp, to obtain the scraps of paper and squeeze out sewage；
Dryer, the scraps of paper for being suitable for suppressing to come to the nipper are dried, to obtain recycled writing paper；
Sewage treatment unit is suitable for squeezing the sewage flowed out from the mesh of the slanted screen and the nipper
The sewage of generation carries out sewage treatment, to obtain clear water and sludge；Wherein clear water is suitable for supplying the hydrabrusher and paper
It starches concentration and adjusts unit.
Further, stating fragmentation cell is cyclopentane gas detector.
Further, the sieve diameter of the rotary screen is 55-60mm.
Further, the sieve diameter of the bounce screen is 2-3mm.
Further, the mesh of the slanted screen is 60-80 mesh.
Further, grid maker is provided with above the hydrabrusher.
Further, the air separation units be cylinder blow sorting apparatus, the cylinder blow sorting apparatus include screen drum and
The driving mechanism of screen drum rotation is driven, the screen drum is obliquely installed, and the higher one end of screen drum is feed end, the lower one end of screen drum
For discharge end, it is provided with sieve pore on the barrel of the interlude of screen drum, the feed end of the screen drum is additionally provided with blast apparatus, described
Blast apparatus is used to blow out the plastics, paper and cloth of the sheet in screen drum from discharge end.
Further, the absorbing unit is negative pressure adsorbing and trapping device, and the negative-pressure adsorption trap includes turbine type height
Pressure fan, circulation blast pipe, injection pipe and cyclone trap；The top of the cyclone trap is cylindrical tube, the rotation
The lower part of wind trap is rotary table cylinder, and the upper end diameter of the rotary table cylinder is greater than its lower end diameter, the rotary table cylinder
Upper end is connect with the lower end of the cylindrical tube, and the upper end of the cylindrical tube is provided with top cover, is provided with circle on the top cover
Column discharge pipe, the cylinder discharge pipe and the cylindrical tube are coaxially disposed, and the air intake of the turbine type high pressure blower passes through
Circulation blast pipe is connected to the cylinder discharge pipe, and the outlet air end of the turbine type high pressure blower passes through injection pipe and the cylinder
Cylinder is connected to, and the air-flow in the injection pipe is suitable for entering the cylindrical tube along the tangential direction of the cylindrical tube, described
Negative-pressure adsorption mouth is offered on injection pipe.
Further, the injection pipe includes air supply pipe, Laval nozzle, mixed flow tube and gas blow pipe；The air supply pipe
First end be connected to the outlet air end of the turbine type high pressure blower, the second end of the air supply pipe and the Laval nozzle connect
Logical, the diameter of the mixed flow tube is greater than the diameter of the air supply pipe, and the mixed flow tube is suitable for enclosing the Laval nozzle including
Inside it, the first end of the gas blow pipe is connected to the mixed flow tube, offers negative-pressure adsorption on the tube wall of the mixed flow tube
Mouthful, the second end of the gas blow pipe is connected to the cylindrical tube.
Further, collecting hood is provided at the negative-pressure adsorption mouth.
Compared with prior art, the beneficial effects of the present invention are the sortings of paper and renewable in house refuse of the invention
System, can separate the paper in house refuse is more thorough, so that the purity of subsequent obtained paper pulp is purer, to improve
The regenerated quality of paper products.In addition, the present invention is that the paper in house refuse is become to threadiness and is blended in fluidized bed, then
The impurity being blended in fluidized bed is removed, obtains finished product paper products finally by platen and drying, entire production technology is continuous
Property is good, can promote the regenerated efficiency of paper products.
Detailed description of the invention
Fig. 1 is the sorting of paper and the structural block diagram of reproducible in house refuse of the present invention；
Fig. 2 is the simplified schematic diagram of separating cylinder extension set in the present invention；
Fig. 3 is the simplified schematic diagram of negative-pressure adsorption trap in the present invention.
In figure: 11, screen drum；12, blast apparatus；21, turbine type high pressure blower；22, blast pipe is recycled；3, injection pipe；
31, air supply pipe；32, Laval nozzle；33, mixed flow tube；34, gas blow pipe；35, collecting hood；36, negative-pressure adsorption mouth；4, whirlwind is caught
Storage；41, cylindrical tube；42, rotary table cylinder；5, cylinder discharge pipe.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the present invention can be realized with many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
As shown in Figure 1, showing the sorting of paper and reproducible in house refuse provided in an embodiment of the present invention, wrap
Include fragmentation cell, rotary screen, absorbing unit, air separation units, hydrabrusher, desander, bounce screen, slanted screen, pulp density tune
Save unit, nipper, dryer and sewage treatment unit.
Wherein, fragmentation cell is suitable for being crushed house refuse, and specifically, fragmentation cell is cyclopentane gas detector.Pass through
Fragmentation cell, can be in order to subsequent screening by Domestic garbage crushing.Rotary screen is suitable for by the broken object of fragmentation cell
Material is screened, and to filter out oversize and screenings, wherein oversize is the object that cannot pass through from the sieve pore of rotary screen
Material, screenings is the material that can pass through from the sieve pore of rotary screen.Specifically, the sieve diameter of rotary screen is 55-60mm.Absorption
Unit is suitable for carrying out negative-pressure adsorption sorting to screenings, to sub-elect plastics powder, shredded paper and leaf.Air separation units be suitable for pair
Oversize carries out pneumatic separating, to sub-elect the plastics, paper and cloth of sheet.Above-mentioned absorbing unit and air separation units
It can be realized using the prior art, seldom be described herein.
The material that the material and separation unit that hydrabrusher is suitable for sorting out absorbing unit sort out carries out
Hydraulic pulping, to obtain fluidized bed and floating layer；Wherein fluidized bed include silt, paper fiber, plastics powder, leaf powder with
And sewage, floating layer include the plastics and cloth of sheet.It is to be understood that house refuse is in the process transported or stacked
In, it inevitably also has sandy soil and mixes wherein, if not being removed to it, will affect the regeneration of subsequent paper products, so
The present invention carries out desanding to fluidized bed by desander, to remove the silt in fluidized bed.Desander can also use existing skill
Art is realized, such as finished pulp sand remover disclosed in Chinese patent CN202099671U.Preferably, setting above hydrabrusher
There is grid maker.Floating layer can be sorted out from hydrabrusher by grid machine.Specifically, grid machine can be using such as
A kind of grid spotter disclosed in Chinese patent CN107673422A.
Bounce screen be suitable for spring screening is carried out to the fluidized bed after desanding so that the paper fiber and sewage in fluidized bed from
It is flowed down in the sieve pore of bounce screen, plastics powder and leaf powder are then bounced from the top of bounce screen and separated.Side in this way
Formula, so that paper is opened with other feed separations.Specifically, the sieve diameter of bounce screen is 2-3mm.Slanted screen is arranged under bounce screen
Side is suitable for separating the paper fiber and sewage that flow down from the sieve pore of bounce screen, and wherein sewage is flowed out from the mesh of slanted screen,
Paper fiber skids off downwards along the upper surface of slanted screen.Paper and sewage can be made to carry out preliminary separation by the effect of slanted screen.Tool
Body, the mesh of slanted screen is 60-80 mesh.Pulp density adjusts unit and is suitable for collecting the paper fiber skidded off from the upper surface of slanted screen,
And be suitable for that clear water is added into paper fiber, to obtain scheduled pulp density.It, generally can be with after obtaining the paper pulp of predetermined concentration
The paper pulp of predetermined concentration is evacuated to nipper by fluid pump to suppress, to obtain the scraps of paper and squeeze out sewage.Dryer is suitable
It is dried in suppressing the scraps of paper come to nipper to obtain recycled writing paper.
Sewage treatment unit is suitable for the sewage flowed out from the mesh of slanted screen and the dirt squeezed out from nipper
Water carries out sewage treatment, to obtain clear water and sludge；Wherein clear water is suitable for supply hydrabrusher and pulp density adjusts list
Member.By sewage treatment unit, water resource can be saved, very environmental protection.
Preferably embodiment, referring to Fig. 2, air separation units are cylinder blow sorting apparatus, cylinder blow sorting apparatus packet
The driving mechanism for including screen drum 11 and screen drum 11 being driven to rotate, screen drum 11 are obliquely installed, and the higher one end of screen drum 11 is charging
End, the lower one end of screen drum 11 are discharge end, are provided with sieve pore on the barrel of the interlude of screen drum 11, the feed end of screen drum 11 is also
It is provided with blast apparatus 12, blast apparatus 12 is for blowing the plastics, paper and cloth of the sheet in screen drum 11 from discharge end
Out.
Preferably, referring to Fig. 3, absorbing unit is negative pressure adsorbing and trapping device, and negative-pressure adsorption trap includes turbine type high pressure
Blower 21, circulation blast pipe 22, injection pipe 3 and cyclone trap 4；The top of cyclone trap 4 is cylindrical tube 41, whirlwind
The lower part of trap 4 is rotary table cylinder 42, and the upper end diameter of rotary table cylinder 42 is greater than its lower end diameter, the upper end of rotary table cylinder 42
It is connect with the lower end of cylindrical tube 41, the upper end of cylindrical tube 41 is provided with top cover, cylinder discharge pipe 5 is provided on top cover, circle
Column discharge pipe 5 and cylindrical tube 41 are coaxially disposed, and the air intake of turbine type high pressure blower 21 passes through circulation blast pipe 22 and cylinder
Discharge pipe 5 is connected to, and the outlet air end of turbine type high pressure blower 21 is connected to by injection pipe 3 with cylindrical tube 41, in injection pipe 3
Air-flow is suitable for entering cylindrical tube 41 along the tangential direction of cylindrical tube 41, and negative-pressure adsorption mouth 36 is offered on injection pipe 3.
Negative-pressure adsorption mouth 36 is offered on injection pipe 3, then when the air flowing in injection pipe 3, negative-pressure adsorption mouth 36
Place will form negative pressure, and so plastics powder, shredded paper and leaf can be sucked injection pipe 3 by negative-pressure adsorption mouth 36, and
As the air-flow in injection pipe 3 enters cyclone trap 4, the principle of cyclone trap 4 is similar with the principle of cyclone dust removal tower,
So after the light object being inhaled into enters cyclone trap 4, it can be along cylindrical tube 41 and the inner wall spiral shell of rotary table cylinder 42
Rotation moves downward, and can finally drop out from the lower end of rotary table cylinder 42, so just complete to plastics powder, shredded paper with
And the separation and trapping of leaf, trapping here enter whirlwind trapping after referring to plastics powder, shredded paper and leaf separation
Device 4.In addition, the air intake of turbine type high pressure blower 21 is connected to by recycling blast pipe 22 with cylinder discharge pipe 5 in the present invention,
That is turbine high pressure blower is to producing suction inside cyclone trap 4, so as to avoid the pressure rise in cyclone trap 4,
It ensure that the negative-pressure adsorption effect at negative-pressure adsorption mouth 36, and such mode of communicating, so that circulation blast pipe 22, turbine type
A circulating current is formd between high pressure blower 21, injection pipe 3 and cyclone trap 4, thus using equal-wattage
In the case where turbine type high pressure blower 21, there is bigger pressure in injection pipe 3, further improves the suction of negative-pressure adsorption mouth 36
Attached effect.
Preferably, injection pipe 3 includes air supply pipe 31, Laval nozzle 32, mixed flow tube 33 and gas blow pipe 34；Air supply pipe
31 first end is connected to the outlet air end of turbine type high pressure blower 21, and the second end of air supply pipe 31 is connected to Laval nozzle 32,
The diameter of mixed flow tube 33 is greater than the diameter of air supply pipe 31, and mixed flow tube 33 is suitable for enclosing Laval nozzle 32 including inside it, blows
The first end of tracheae 34 is connected to mixed flow tube 33, offers negative-pressure adsorption mouth 36 on the tube wall of mixed flow tube 33, and the of gas blow pipe 34
Two ends are connected to cylindrical tube 41.Flow velocity can be further improved in the setting of Laval nozzle 32, thus in Laval nozzle
Stronger negative pressure is generated around 32, so that negative-pressure adsorption mouth 36 has better adsorption effect.Specifically, negative-pressure adsorption mouth 36
Place is provided with collecting hood 35.
The above is only the embodiment of the present invention, are not intended to limit the scope of the invention, all to be said using the present invention
Equivalent structure or equivalent flow shift made by bright book and accompanying drawing content is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (10)
1. the sorting of paper and reproducible in house refuse characterized by comprising
Fragmentation cell is suitable for being crushed house refuse；
Rotary screen is suitable for screening to by the broken material of the fragmentation cell, to filter out oversize and sieve
Lower object；The oversize cannot pass through from the sieve pore of the rotary screen, and the screenings can be from the sieve pore of the rotary screen
Pass through；
Absorbing unit is suitable for carrying out negative-pressure adsorption sorting to screenings, to sub-elect plastics powder, shredded paper and leaf；
Air separation units are suitable for carrying out pneumatic separating to oversize, to sub-elect the plastics, paper and cloth of sheet；
Hydrabrusher, the material that the material and the air separation units for being suitable for sub-electing the absorbing unit sub-elect into
Row hydraulic pulping, to obtain fluidized bed and floating layer；Wherein fluidized bed includes silt, paper fiber, plastics powder, leaf powder
And sewage, floating layer include the plastics and cloth of sheet；
Desander is suitable for carrying out desanding to fluidized bed, to remove the silt in fluidized bed；
Bounce screen, be suitable for spring screening is carried out to the fluidized bed after desanding so that the paper fiber and sewage in fluidized bed from
It is flowed down in the sieve pore of the bounce screen, plastics powder and leaf powder are then bounced from the top of the bounce screen and separated；
Slanted screen, the slanted screen are located at below the bounce screen, are suitable for the paper fiber that will be flowed down from the sieve pore of the bounce screen
It is separated with sewage, wherein sewage is flowed out from the mesh of the slanted screen, and paper fiber skids off downwards along the upper surface of the slanted screen；
Pulp density adjusts unit, is suitable for collecting the paper fiber skidded off from the upper surface of the slanted screen, and be suitable for paper fiber
Middle addition clear water, to obtain scheduled pulp density；
Nipper is suitable for carrying out mud jacking to paper pulp, to obtain the scraps of paper and squeeze out sewage；
Dryer, the scraps of paper for being suitable for suppressing to come to the nipper are dried, to obtain recycled writing paper；
Sewage treatment unit is suitable for squeezing generation to the sewage flowed out from the mesh of the slanted screen and the nipper
Sewage carry out sewage treatment, to obtain clear water and sludge；Wherein clear water is suitable for supplying the hydrabrusher and paper pulp is dense
Degree adjusts unit.
2. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the fragmentation cell
For cyclopentane gas detector.
3. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the rotary screen
Sieve diameter is 55-60mm.
4. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the bounce screen
Sieve diameter is 2-3mm.
5. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the net of the slanted screen
Hole is 60-80 mesh.
6. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the hydraulic pulping
Grid maker is provided with above machine.
7. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the air separation units
For cylinder blow sorting apparatus, the cylinder blow sorting apparatus includes the driving mechanism of screen drum and driving screen drum rotation, the sieve
Cylinder is obliquely installed, and the higher one end of screen drum is feed end, and the lower one end of screen drum is discharge end, on the barrel of the interlude of screen drum
It is provided with sieve pore, the feed end of the screen drum is additionally provided with blast apparatus, and the blast apparatus is used for the sheet in screen drum
Plastics, paper and cloth are blown out from discharge end.
8. the sorting of paper and reproducible in house refuse as described in claim 1, which is characterized in that the absorbing unit
For negative pressure adsorbing and trapping device, the negative-pressure adsorption trap includes turbine type high pressure blower, circulation blast pipe, injection pipe and rotation
Wind trap；The top of the cyclone trap is cylindrical tube, and the lower part of the cyclone trap is rotary table cylinder, the circle
The upper end diameter of platform cylinder is greater than its lower end diameter, and the upper end of the rotary table cylinder is connect with the lower end of the cylindrical tube, institute
The upper end for stating cylindrical tube is provided with top cover, and cylinder discharge pipe, the cylinder discharge pipe and the circle are provided on the top cover
The coaxial arrangement of column casing body, the air intake of the turbine type high pressure blower are connected to by recycling blast pipe with the cylinder discharge pipe,
The outlet air end of the turbine type high pressure blower is connected to by injection pipe with the cylindrical tube, and the air-flow in the injection pipe is suitable for
Enter the cylindrical tube along the tangential direction of the cylindrical tube, offers negative-pressure adsorption mouth on the injection pipe.
9. the sorting of paper and reproducible in house refuse as claimed in claim 8, which is characterized in that the injection pipe packet
Include air supply pipe, Laval nozzle, mixed flow tube and gas blow pipe；The first end of the air supply pipe and the turbine type high pressure blower
Outlet air end connection, the second end of the air supply pipe are connected to the Laval nozzle, and the diameter of the mixed flow tube is greater than the confession
The diameter of tracheae, and the mixed flow tube is suitable for enclosing the Laval nozzle and including inside it, the first end of the gas blow pipe with
The mixed flow tube is connected to, and negative-pressure adsorption mouth, the second end of the gas blow pipe and the circle are offered on the tube wall of the mixed flow tube
The connection of column casing body.
10. the sorting of paper and reproducible in house refuse as claimed in claim 9, which is characterized in that the negative pressure is inhaled
Collecting hood is provided at attached mouth.
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| CN201910464056.5A CN110258156A (en) | 2019-05-30 | 2019-05-30 | The sorting of paper and reproducible in house refuse |
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