The light material elutriator processed for construction refuse resource
Technical field
This utility model belongs to garbage as resource processing technology field, processes for construction refuse resource particularly to one
Light material elutriator.
Background technology
Current domestic capital construction is in the high speed development stage, has many Old building to be removed reconstruction every year, and produces and build
Build the mixture of garbage, much do not add process directly landfill, not only broken up natural environment and soil that the mankind depend on for existence
Ground, and be the biggest waste to existing resource.Have the road by walking recycling economy only, building waste is taked money
The management in source, makes these garbages be recycled, just can ensure that the sustainable development of building industry, can be only achieved harmony
The final goal of human settlement.
Building waste refers to the garbage that structure produces in newly-built, renovating and enlarging and demolition activity.According to the source of generation
Difference, can be divided into construction building rubbish and demolition building waste.The garbage wherein produced, free of contamination inorganic matter (bag
Include earth, stone, concrete block, brickbat) account for 80~more than 90%.Owing to having acidproof, alkaline-resisting, the chemistry of resistance to water
Stability, has the feature of stable physical property simultaneously, and building castoff is a kind of well regenerated building through process
Material.Building castoff the most also includes metal, bamboo timber, various packaging material, timber, plastics, glass etc.,
Also can be as renewable resource utilization after sorting.Building waste belongs to the rubbish cleaned most in municipal refuse, if rationally profit
With producing secondary pollution.
Brick and tile stone in building waste and concrete after treatment, can be as concrete or the uses of gathering materials of mortar, it is possible to
It is directly used in reinforcing soft ground, processes through configuration and can be fabricated to hollow brick, solid brick, building waste residue concrete porous
Brick etc., the advantage such as its product has that comprcssive strength is high, wear-resisting, water absorption is little, light weight, insulation, soundproof effect are good.
Culled wood in garbage, in addition to recycling as template and construction timber, can be made after being broken into chip by wood powder
Use for paper making raw material or as fuel;Useless bamboo wood, wood flour etc. then can be used for manufacturing various artificial board;Waste plastics can be adopted
It is refined into oil by decompression method, uses as fuel, or drain pipe is processed in regeneration, also can replace some cement products;Broken
Glass can be processed into repeat glass or some ornament materials.
Along with expanding economy and the propelling of urbanization process, the generation amount cumulative year after year of building waste, according to measuring and calculating, often tear open
Except one square metre of building about produces one ton of building waste, these building wastes are dealt carefully with and will become necessary conscientious face
To problem, construction refuse resource comprehensive utilization is the most more and more paid attention to.Building waste except mainly contain waste concrete,
Outside useless fragment of brick, steel scrap muscle etc., also it is contaminated with waste plastics, waste paper sheet, waste wood sheet etc., if construction waste will be mingled in
These things in thing sort out, and will greatly affect construction refuse resource product quality.So, to through broken
The building waste processed sorts, and is sorted out by light material, is the guarantee of construction refuse resource comprehensive utilization.
Most domestic screening installation is main at present or designs for sorting consumer waste, for building waste sorting
Equipment major part poor processing effect, sorting index is low, thus causes production efficiency low, it is impossible to adapt to extensive recycling treatment
The Production requirement of building waste.
Summary of the invention
This utility model provides a kind of and processes for construction refuse resource for solving technical problem present in known technology
Light material elutriator, this separator can by the light materials such as waste plastics, waste paper sheet and culled wood and dust from
Building waste sorts out.
This utility model is adopted the technical scheme that by solving technical problem present in known technology: one is used for building
The light material elutriator that garbage as resource processes, including base rack and belt conveyor mounted thereto, remittance
Bellows and housing;Being provided with going barrel in described housing, the space in described housing is divided into sorting district by described going barrel
And expansion chamber, it is formed above flow channels at described going barrel, is provided with heavier feeds in the bottom in described sorting district and goes out
Mouthful, light material outlet it is provided with in the bottom of described expansion chamber;Described belt conveyor is horizontally disposed with, described Belt Conveying
The belt shaft of machine be arranged in parallel with described going barrel, and the discharge position of described belt conveyor is positioned at the central authorities in described sorting district,
The spout of the described belt conveyor affixed with it it is provided with in the outside of described housing;It is provided with on the top of described expansion chamber
Circulated air exports, and is provided with centrifugal blower in the outlet of described circulated air, and the outlet of described centrifugal blower is by circulation airduct
Import with described remittance bellows is connected, and is sequentially installed with even gas distribution plate according to going out flow path direction in the outlet of described remittance bellows
With slit-type air current spray nozzle, described slit-type air current spray nozzle is arranged on below the tail wheel of described belt conveyor, described slit
The stream that the jet direction of type air current spray nozzle is unloaded with described belt conveyor relative to and become 20 °~40 ° of angles, institute with horizontal line
The outer rim peak stating going barrel is not less than the discharging height of described belt conveyor.
The cross-sectional area in described sorting district is less, and the cross-sectional area of described expansion chamber is bigger.
Top lateral symmetry at described housing offers the described circulated air outlet of two homalographics, at described remittance bellows
Lateral symmetry offers the circulated air import of two homalographics, each described circulated air outlet on be provided with described in one from
Heart-wind syndrome machine, described centrifugal blower will be located in the described circulated air of this separator homonymy and exports and institute by circulating airduct described in one
State circulated air import to link together.
Described slit-type air current spray nozzle is provided with upper plate and lower plate, and described upper plate is affixed with described remittance bellows, described lower Board position
Adjustably affixed with described remittance bellows.
It is arranged over one piece of adjustable cowling panel, described adjustable rectification at the top in described sorting district and described going barrel
Plate is arranged on the top of described housing, is provided with up-down adjustment handwheel, described upper downward in the rear end of described adjustable cowling panel
Joint handwheel is installed on the housing.
Being provided with the spoiler affixed with it in described expansion chamber, described spoiler is positioned at the top of described flow channels.
The side lower part being positioned at described expansion chamber at described going barrel is provided with material scraping plate, and described material scraping plate is packed in described basis
On support.
Discharge position overhung at described belt conveyor have one along belt conveyor whole discharging width arrange close
Envelope curtain, the upper end of described sealing curtain is connected with the top of described housing.
This utility model has the advantage that with good effect: by using going barrel to separate the structure in sorting district and expansion chamber,
Efficiently the light materials such as waste plastics, waste paper sheet and culled wood and dust can be sorted out from building waste.Pass through
Use and sorting top and the structure being provided above cowling panel of going barrel in district, make the controlled tune of air velocity of flow channels
Whole.Use the structure that gas recycles and the equal fluidization treatment converging bellows so that structure is more reasonable.And this reality
Reliable with novel running operation, the efficiency of separation is high, and performance indications are advanced, and floor space is little, environmental protection and energy saving, suitable lightweight
Material sorts, and can be applicable on extensive construction refuse resource process for producing line.
Accompanying drawing explanation
Fig. 1 is operation principle schematic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the side view of Fig. 2.
In figure: 1, base rack;2, belt conveyor;3, remittance bellows;4, spout;5, even gas distribution plate;6、
Slit-type air current spray nozzle;7, sealing curtain;8, up-down adjustment handwheel;9, adjustable cowling panel;10, going barrel;11、
Circulated air exports;12, spoiler;13, material scraping plate;14, expansion chamber;15, light material outlet;16, circulated air
Pipe;17, heavier feeds outlet;18, sorting district;19, housing;20, centrifugal blower;21, direct-connected motor.
Detailed description of the invention
For summary of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following example, and coordinate
Accompanying drawing describes in detail as follows:
Referring to Fig. 1~Fig. 3, a kind of light material elutriator processed for construction refuse resource, including basis
Support 1 and belt conveyor 2 mounted thereto, remittance bellows 3 and housing 19.In described housing 19, rotation is installed
Drum 10, the space in described housing 19 is divided into sorting district 18 and expansion chamber 14 by described going barrel 10, in described rotation
Drum 10 be formed above flow channels, be provided with heavier feeds outlet 17 in the bottom in described sorting district 18, described heavy
The bottom of fall room 14 is provided with light material outlet 15;Described belt conveyor 2 is horizontally disposed with, described belt conveyor 2
Belt shaft be arranged in parallel with described going barrel 10, the discharge position of described belt conveyor 2 is positioned at described sorting district 18
Central authorities, be provided with the spout 4 of the described belt conveyor 2 affixed with it in the outside of described housing 19;Described heavy
The top of fall room 14 is provided with circulated air outlet 11, is provided with centrifugal blower 20 in described circulated air outlet 11, described from
The outlet of heart-wind syndrome machine 20 is connected with the import of described remittance bellows 3, in the outlet of described remittance bellows 3 by circulation airduct 16
On be sequentially installed with even gas distribution plate 5 and slit-type air current spray nozzle 6, described slit-type air current spray nozzle 6 according to going out flow path direction
Being arranged on below the tail wheel of described belt conveyor 2, the jet direction of described slit-type air current spray nozzle 6 is defeated with described belt
Send stream that machine 2 unloaded relative to and become 20 °~40 ° of angles with horizontal line, the outer rim peak of described going barrel 10 is not less than
The discharging height of described belt conveyor 2.
In the present embodiment, the cross-sectional area in described sorting district 18 is less, and the cross-sectional area of described expansion chamber 14 is bigger.
Top lateral symmetry at described housing 19 offers the described circulated air outlet 11 of two homalographics, at described remittance bellows 3
Lateral symmetry offer the circulated air import of two homalographics, each described circulated air outlet 11 is provided with an institute
Stating centrifugal blower 20, described centrifugal blower 20 will be located in following described in this separator homonymy by circulating airduct 16 described in one
Ring wind outlet 11 and described circulated air import link together.Described slit-type air current spray nozzle 6 is provided with upper plate and lower plate, institute
Stating upper plate affixed with described remittance bellows 3, described lower Board position is adjustably affixed with described remittance bellows 3.In described sorting district
The top of 18 and described going barrel 10 be arranged over one piece of adjustable cowling panel 9, described adjustable cowling panel 9 is arranged on
The top of described housing 9, is provided with up-down adjustment handwheel 8, described up-down adjustment hands in the rear end of described adjustable cowling panel 9
Wheel 8 is arranged on described housing 9.The spoiler 12 affixed with it, described spoiler it is provided with in described expansion chamber 14
12 tops being positioned at described flow channels.The side lower part being positioned at described expansion chamber 14 at described going barrel 10 is provided with scraper
Plate 13, described material scraping plate 13 is packed on described base rack 1.Hang above the discharge position of described belt conveyor 2
Hang with a sealing curtain 7 arranged along belt conveyor whole discharging width, the upper end of described sealing curtain 7 and described housing
The top of 19 connects.
Operation principle of the present utility model:
When this utility model runs, the building waste compound after pulverizing uniformly scatters via spout 4 full duration and is advancing
Belt conveyor 2 on, compound to be selected is fed to sort in district 18 by belt.Slit-type air current spray nozzle 6 is to compound
The sorting air-flow that stream winding-up is perpendicular.The material that light material is little with other sedimentation velocity is laterally blown into going barrel
The top of 10, and eventually enter into after expansion chamber 14 as light stock product by light material outlet 15 discharge.Heavier feeds
(such as masonry rubble and concrete block) and have the material of middle high sedimentation velocity directly or after going barrel 10 surface rebound
Fall, and as heavier feeds product from heavier feeds outlet 17 discharge.Soft and deformable material (as packing board,
Fabric and earth) then keep contacting with going barrel 10, and after finally being brought into expansion chamber 14 by going barrel 10, scraped
(shovel) flitch 13 scrapes off from going barrel 10, from light material outlet 15 discharge.Going barrel 10 separates dividing plate
Effect, is carried light material by the sorting air-flow from slit-type air current spray nozzle 6 above it, and those fall going barrel 10
On material according to the difference of bulk density, or follow going barrel 10 and be transported in expansion chamber 14, or drop down onto heavy thing
Material outlet 17.The centrifugal blower 20 being arranged in circulated air outlet 11 is driven by direct-connected motor 21, extracts out in expansion chamber
Rising net air, form circulated air, circulated air enters through circulation airduct 16 and converges bellows 3, converges the air-flow warp in bellows 3
Sprayed by slit-type air current spray nozzle 6 by even gas distribution plate 5.There is the expansion chamber 14 of larger space, at spoiler 12
Effect under, produce local eddy currents and wall effect, light material separated with air-flow, the rising headroom in housing 19
Gas carries out recirculation operation through circulated air outlet 11, and sorting air can be reused by the circulation of air by closed cycle.
One sealing curtain 7 of discharge position overhung at belt conveyor, it is possible to do not interfere with air-flow in making sorting district 18, carry
High separating effect.The jet-impingement speed of adjustable slit type air current spray nozzle 6 is adjustable in the range of 5~30m/s, slit-type gas
The lower plate of flow nozzle 6 is adjusting plate, is regulated the slit width of slit-type air current spray nozzle 6 by the position of regulation lower plate.
Regulation driving means be manual regulation also can be motorized adjustment.The Main Function of adjustable cowling panel 9 is to change sorting district 18
Section configuration and height, control air flow field and sectional wind velocity, adjusting handle 8 is located at above adjustable cowling panel 9,
Can suitably adjust the position of adjustable cowling panel 9 according to different material characteristics and working condition, obtain best sorting
Effect.
In description of the present utility model, it is to be appreciated that unless otherwise clearly defined and limited, term " install ",
" be connected ", " connection " etc. should do broad sense word and understand, connects for example, it may be fixing, the connection of one, it is also possible to
It is to removably connect;Can be to be mechanically connected or electrical connection, it is also possible to be the connection of two element internals;Can be direct
It is connected, it is also possible to by being connected between intermediary, for the ordinary skill in the art, can be according to specifically
Situation understands the concrete meaning of above-mentioned term.Also need to explanation, unless otherwise clearly defined and limited, term " rectification "
Flowing is controlled for gas;Term " gas ", " air-flow ", " air " etc. are gaseous state.
Although preferred embodiment of the present utility model being described above in conjunction with accompanying drawing, but this utility model not office
Being limited to above-mentioned detailed description of the invention, above-mentioned detailed description of the invention is only schematically, is not restrictive, this
The those of ordinary skill in field, under enlightenment of the present utility model, is being protected without departing from this utility model objective and claim
Under the ambit protected, it is also possible to make a lot of form, within these belong to protection domain of the present utility model.