CN206966299U - The system that a kind of domestic garbage pyrolysis processing makes building materials - Google Patents
The system that a kind of domestic garbage pyrolysis processing makes building materials Download PDFInfo
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- CN206966299U CN206966299U CN201720615828.7U CN201720615828U CN206966299U CN 206966299 U CN206966299 U CN 206966299U CN 201720615828 U CN201720615828 U CN 201720615828U CN 206966299 U CN206966299 U CN 206966299U
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Abstract
It the utility model is related to the system that a kind of domestic garbage pyrolysis processing makes building materials, including pretreatment unit, pyrolysis installation, regrading device, pyrolytic carbon processing unit, sintering furnace, make full use of pyrolysis oil gas caused by rubbish, high temperature pyrolysis of oil and gas directly carry out burning utilization in on-site, energy-conservation and the horizontal height of recycling, and this part is cleverly prepared into construction material using the characteristic of pyrolytic carbon in itself, not only realize rubbish thoroughly recycling, and it can reduce broken before construction material production as haydite, the steps such as ore grinding, the amount of landfill of inorganic dregs can be reduced, and produce the building materials article that can be utilized extensively, social benefit is good.
Description
Technical field
The utility model belongs to offal treatment field, and in particular to the processing of solid refuse changing rejected material to useful resource, especially relates to
A kind of and system that domestic garbage pyrolysis processing makes building materials.
Background technology
With the acceleration of economy and urbanization progress, population constantly increases and the continuous improvement of living standard, China's energy
Source consumption is huge, while Output of Domestic Waste is also quickly increasing, and 2/3 faces garbage-surrounded city predicament in big city at present, leads to
Cross technological means and house refuse is changed into available resources, it is very important problem to alleviate China's energy and environmental crisis.City
City's house refuse wide material sources, complicated component, very big difficulty is brought to garbage disposal.
The advantages of domestic garbage pyrolysis technology is high with its resource utilization rate, and environmental pollution is small increasingly by people green grass or young crops
Look at.There are pyrolysis oil, pyrolysis gas and pyrolytic carbon by being pyrolyzed primary product, can be reused as the energy.It is raw in pyrolytic process
Part inorganic dregs, glass, ceramics, metal etc. are entered in rubbish charcoal in rubbish living, make rubbish charcoal complicated component and high ash content,
It is not suitable for burning or the money such as gasify utilizes.
At present, existent technique promotes difficulty height, and pyrolytic carbon is not disposed effectively caused by pyrolysis, it is difficult to is gone out
Sell, reduction is poor, and recycling level is relatively low, and high-temperature oil gas mixture obtains Jiao after Oil-gas Separation caused by pyrolytic process
There is substantial amounts of sensible heat can not reclaim for oil and carbonization gas, high-temperature oil gas mixture, cause greatly to waste.
Therefore, how to design a kind of recycling for material that can be realized after refuse pyrolysis turns into this area urgent need to resolve
Problem.
Utility model content
The utility model is in view of the shortcomings of the prior art, there is provided the system that a kind of domestic garbage pyrolysis processing makes building materials,
Pyrolysis oil gas caused by rubbish is made full use of, high temperature pyrolysis of oil and gas directly carry out burning utilization, energy-conservation and recycling in on-site
It is horizontal high, and this part is cleverly prepared into construction material using the characteristic of pyrolytic carbon in itself, not only realize rubbish thoroughly
Recycling, and the steps such as the broken, ore grinding before construction material production as haydite can be reduced, it is possible to reduce inorganic dregs
Amount of landfill, and the building materials article that can be utilized extensively is produced, social benefit is good.
To solve the above problems, the technical solution adopted in the utility model is：
The system that a kind of domestic garbage pyrolysis processing makes building materials, it is characterised in that including：Pretreatment unit, pyrolysis dress
Put, regrading device, pyrolytic carbon processing unit, sintering furnace, wherein,
The pretreatment unit is by the categorized consumer waste；
The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, after will be broken apart
Organic matter is pyrolyzed, and generates high temperature pyrolysis of oil and gas and pyrolytic carbon；
The pyrolytic carbon outlet of the regrading device and the pyrolysis installation connects；
The charging aperture of the pyrolytic carbon processing unit is connected with the discharging opening of the regrading device, thin by what is screened out
Particle pyrolysis charcoal carries out the shape handles；
The charging aperture of the sintering furnace is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials.
Further, the pyrolysis oil gas port that goes out of the pyrolysis installation is connected with pyrolysis gas collection system, the sintering furnace
Combustion chamber is entered gas port and is connected with pyrolysis gas collection system.
Further, the pretreatment unit includes bag-breaking machine, cylinder round sifter, separator and disintegrating machine, the broken bag
The discharging opening of machine is connected with the feeding mouth of the cylinder round sifter, and the discharging opening of the cylinder round sifter enters with the separator
Material mouth is connected, and the discharging opening of the separator is connected with the feeding mouth of the disintegrating machine.
Further, the pyrolysis installation includes revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, its
In, the pyrolysis oven bottom is rotatable ring-shaped furnace bottom, and the radiant tube burner is arranged in annular furnace wall, the radiant tube with
Pyrolysis gas collection system connects, and is vented one's spleen the combustion heat and reaction institute calorific requirement is provided in a manner of heat radiation, in the radiant tube
Flue gas and revolving bed in atmosphere isolation, the flitch of the pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
Further, in addition to spiral discharging machine, the spiral discharging machine fill with pyrolysis installation and regrading shape respectively
Connection is put, pyrolytic carbon enters regrading shape device after the spiral discharging machine carries out cooling and coarse crushing.
Further, the regrading device includes：Magnetic separator and vibratory sieve, the magnetic separator are used to filter out pyrolysis
Inorganic matter in charcoal, and its discharge gate through regrading device is discharged；The fine grained pyrolytic carbon that the Vibration Screen is selected
Pyrolytic carbon processing unit is entered by Vibration Screen lower discharge port.
Further, the pyrolytic carbon processing unit includes blending bunker and disc balling machine, the entrance of the blending bunker with
The Vibration Screen lower discharge port of regrading device is connected by conveyer belt, and outlet is connected with the disc balling machine, the circle
The outlet of disk pelletizer is connected by conveyer belt with the sintering furnace feeding mouth；The vibratory sieve of the regrading device is
0.3mm vibratory sieves, the water batch mixing of the fine grained addition 18% under the Vibration Screen are sent into disc balling machine spin 5 minutes, shape
Into diameter 10mm or so charcoal ball.
Further, the oil gas combustion chamber of the sintering furnace is connected with the pyrolysis gas collection system, the oil gas burning
The combustion air inlet of room is connected with air-blaster, and the exhanst gas outlet of the combustion chamber is connected with dust separation system.
Meanwhile the utility model provides a kind of method that domestic garbage pyrolysis processing makes building materials, it is characterised in that
Comprise the following steps：
(1) house refuse pre-processes：House refuse is crushed, sorted；
(2) refuse pyrolysis after pretreatment：Rubbish after preprocessed sorting enters revolving bed pyrolysis oven and is pyrolyzed, generation
High temperature pyrolysis of oil and gas and pyrolytic carbon, pyrolytic carbon is through cooling and coarse crushing；High temperature pyrolysis of oil and gas are discharged to pyrolysis gas collection system conduct
Fuel uses；
(3) pyrolytic carbon sorting pelletizing and roasting：Sieved by cooling with the pyrolytic carbon after coarse crushing by regrading device
Point, fine grained prepares charcoal ball or carbon brick by pyrolytic carbon processing unit, and charcoal ball is sent into sintering furnace and is calcined, and obtains described build
Material.
Further, in the step (1)：The inorganic impurity sub-elected is filled；The metal separated carries out outer transportation and sales
Sell；Separate combustible, organic matter and the inorganic matter that does not sub-elect and carry out broken laggard revolving bed pyrolysis；
In the step (2)：The moisture content of pan feeding is about 20%-60%, and it is uniformly fed into revolving bed pyrolysis oven, stone
Thickness 50-250mm, in stove by the stage heat up, complete dry, pyrolysis and activation reaction, wherein drying temperature be 200~
600 DEG C, the temperature for being pyrolyzed activation is 700~900 DEG C, and the time to rotate a circle is 1h；
The step (3) specifically includes：
Pyrolytic carbon sorts pelletizing：Pyrolytic carbon caused by pyrolysis enters 0.3mm vibratory sieves after cooling and tentatively crushing, and sieves
Magnetic separator recovery metal is provided with, remaining inorganic matter fills directly as inorganic dregs, sieves lower fine grained incorporation water and is mixed
Material, it is sent into disc balling machine and carries out spin, the charcoal ball prepared is sent into haydite roaster；
Haydite is calcined：Charcoal ball is placed on the platform with loose structure, and mesa base is provided with oil gas combustion chamber, sprays into pyrolysis
Oil gas is burnt, and charcoal ball is calcined, 900~1100 DEG C of maximum temperature, maximum temperature are heated to 2~3 DEG C/min speed
Retention time is 40~70min, is then cooled again with 2~3 DEG C/min speed, ultimately formed with cavernous haydite.
The beneficial effects of the utility model are：
(1) this part is cleverly prepared construction material by the utility model using the characteristic of pyrolytic carbon in itself, is not only realized
Rubbish thoroughly recycling, and can reduce the steps such as the broken, ore grinding before construction material production as haydite, can subtract
The amount of landfill of few inorganic dregs, and the building materials article that can be utilized extensively is produced, social benefit is good；
(2) equipment of the revolving bed pyrolysis oven as combustable organic thing pyrolysis oil preparation, gas and charcoal is used, it is complete in same stove
It is short into drying, the process of pyrolysis, flow；Because pan feeding calorific value is high, composition is more similar, caused pyrolysis oil gas calorific value is high, stably
Property it is high, can effectively be utilized；
(3) grinding process in conventional building materials sintering procedure is reduced, production cost is low；
(4) solve the problems, such as that investment is high in the prior art, product market outlet is not smooth, deficiency in economic performance；
(5) make full use of pyrolysis oil gas, high temperature pyrolysis of oil and gas caused by rubbish directly to carry out burning utilization in on-site, save
Energy and the horizontal height of recycling, plant area's technique is simple, and equipment is reliable.
Brief description of the drawings
Fig. 1 is the system schematic that the processing of the utility model domestic garbage pyrolysis makes building materials.
Fig. 2 is the system and device figure that the processing of the utility model domestic garbage pyrolysis makes building materials.
Wherein, 1, pretreatment unit 2, regrading device 3, blending bunker 4, disc balling machine 5, sintering furnace 6, draw
Blower fan 7, air air-introduced machine 8, gas cleaning discharger 9, spiral discharging machine b, rubbish c, metal d, bulk dregs.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, with reference to specific embodiment
The utility model is described in further detail.
According to one side of the present utility model, the utility model provides a kind of domestic garbage pyrolysis processing and makes building materials
System, Fig. 1 be the utility model domestic garbage pyrolysis processing make building materials system schematic, as shown in figure 1, including：In advance
Processing unit 1, pyrolysis installation, regrading device 2, pyrolytic carbon processing unit, sintering furnace 5, wherein, wherein, the pretreatment
Device 1 is by the categorized consumer waste；The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, is used
Organic matter after will be broken apart is pyrolyzed, and generates high temperature pyrolysis of oil and gas and pyrolytic carbon；The regrading device 2 and institute
State the pyrolytic carbon outlet connection of pyrolysis installation；The discharging of the charging aperture of the pyrolytic carbon processing unit and the regrading device
Mouth connection, the fine grained pyrolytic carbon screened out is subjected to the shape handles；The charging aperture of the sintering furnace 5 is handled with the pyrolytic carbon
The discharging opening connection of device, for preparing the building materials.
According to specific embodiment of the utility model, the pyrolysis installation goes out pyrolysis oil gas port and pyrolysis gas collection system
Connection, caused pyrolysis oil gas is pyrolyzed for collecting, the combustion chamber of the sintering furnace 5 is entered gas port and connected with pyrolysis gas collection system
Connect, fuel of the oil gas as sintering furnace combustion chamber is pyrolyzed for what is come collecting.
According to specific embodiment of the utility model, the side of the specific processing rubbish of pretreatment unit 1 of the present utility model
Formula is not particularly limited, and can voluntarily select processing unit according to component of refuse difference, as long as completing point of organic matter and inorganic matter
From, in specific embodiment of the present utility model, pretreatment unit include bag-breaking machine, cylinder round sifter, separator and
Disintegrating machine, the discharging opening of the bag-breaking machine are connected with the feeding mouth of the cylinder round sifter, the discharging opening of the cylinder round sifter
It is connected with the feeding mouth of the separator, the discharging opening of the separator is connected with the feeding mouth of the disintegrating machine, pending
It is that moisture content is 20%-60% that rubbish is handled through bag-breaking machine, cylinder round sifter, separator and disintegrating machine, and diameter is less than 20mm's
Even into pyrolysis installation after material.
According to specific embodiment of the utility model, pyrolysis installation has no particular requirement, of the present utility model specific real
To apply in mode, the pyrolysis installation includes revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, wherein, the heat
Solution furnace bottom is rotatable ring-shaped furnace bottom, and the radiant tube burner is arranged in annular furnace wall, and the radiant tube is received with pyrolysis gas
Collecting system connects, and is vented one's spleen the combustion heat and reaction institute calorific requirement is provided in a manner of heat radiation, the flue gas in the radiant tube with
Atmosphere isolation in revolving bed, the flitch of the pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
Pyrolysis oven is divided into four regions, is dry section, the area of pyrolytic reaction one, the area of pyrolytic reaction two and pyrolytic reaction three respectively
Area, material are fed by dry section front end, gas vent are set at the furnace roof in four areas, for collecting high temperature pyrolysis gas；In heat
Three area ends of solution reaction set drawing mechanism, collect pyrolytic carbon, layer thickness 50-250mm in pyrolysis oven, the stage are passed through in stove
Heating, complete to dry, the reaction of pyrolysis and activation, wherein drying temperature is 200~600 DEG C, be pyrolyzed the temperature of activation for 700~
900 DEG C, the time to rotate a circle is 1h.
According to specific embodiment of the utility model, pyrolytic carbon enters regrading after the cooling crush of spiral discharging machine 9
Device 2, also it can realize this effect using other devices, it is preferred that the utility model also includes spiral discharging machine 9, the spiral
The discharging opening of discharging machine and pyrolysis installation connects, and pyrolytic carbon enters regrading after spiral discharging machine carries out cooling and coarse crushing
Shape device.
According to specific embodiment of the utility model, because the inorganic residues such as pyrolytic carbon stone, glass, metal are mostly big
The materials such as metal are carried out secondary sieve by block, combustible and inorganic matter good separating effect after pyrolysis, the utility model using magnetic separator
Choosing, also can realize this function, in specific embodiment of the present utility model, on the regrading device using other modes
Magnetic separator is provided with, the inorganic matter not filtered out for screening pretreatment unit, and by the inorganic matter filtered out through regrading
The discharge gate of device is discharged, and the pyrolytic carbon filtered out in the vibratory sieve of the regrading shape device passes through enters heat by discharging opening
Solve charcoal processing unit.
According to specific embodiment of the utility model, pyrolytic carbon processing unit can be according to the different choice of construction material not
Same device, in specific embodiment of the utility model one, the pyrolytic carbon processing unit includes blending bunker 3 and disk pelletizing
Machine 4, the entrance of the blending bunker 3 are connected with the discharging opening under the Vibration Screen of regrading device 2 by conveyer belt, outlet with
Pelletizer is connected, and the pelletizer outlet is connected by conveyer belt with sintering furnace feeding mouth.
According to specific embodiment of the utility model, the construction material that the specification of vibratory sieve can manufacture according to selection is different certainly
Row selection, in specific embodiment of the utility model one, the vibratory sieve of regrading device is 0.3mm vibratory sieves, described to shake
The water batch mixing of fine grained addition 18% under dynamic sieve sieve is sent into disc balling machine spin 5 minutes, forms diameter 10mm or so charcoal
Ball.
According to specific embodiment of the utility model, vibratory sieve is voluntarily selected according to being actually needed, and is had no special requirements,
In specific embodiment of the utility model two, the pyrolytic carbon processing unit adds the pyrolytic carbon particle after screening in 5% water
After carry out briquetting, be sent into sintering furnace roasting.
According to specific embodiment of the utility model, there is no particular restriction for the calciner 5 of construction material, is built as long as realizing
The firing of material is built, in specific embodiment of the present utility model, the oil gas combustion chamber of the sintering furnace and pyrolysis gas
Collection system is connected, and for providing fuel, the combustion air inlet of the oil gas combustion chamber is connected with air-blaster, the combustion
The exhanst gas outlet for burning room is connected with dust separation system, and the utility model will be pyrolyzed oil gas caused by rubbish and be roasted as construction material
The fuel of burning, oil gas caused by refuse pyrolysis is taken full advantage of, realize maximally utilizing for resource.
According to another aspect of the present utility model, the utility model provides a kind of domestic garbage pyrolysis processing and makes building materials
Method, it is characterised in that comprise the following steps：
(1) house refuse pre-processes：House refuse is crushed, sorted；
(2) refuse pyrolysis after pretreatment：Rubbish after preprocessed sorting enters revolving bed pyrolysis oven and is pyrolyzed, generation
High temperature pyrolysis of oil and gas and pyrolytic carbon, pyrolytic carbon is through cooling and coarse crushing；High temperature pyrolysis of oil and gas are discharged to pyrolysis gas collection system conduct
Fuel uses；
(3) pyrolytic carbon sorting pelletizing and roasting：Sieved by cooling with the pyrolytic carbon after coarse crushing by regrading device
Point, fine grained prepares charcoal ball or carbon brick by pyrolytic carbon processing unit, and charcoal ball is sent into sintering furnace and is calcined, and obtains described build
Material.
According to specific embodiment of the utility model, in the step (1)：The inorganic impurity sub-elected is filled；Point
The metal gone out carries out outward transport sale；Separate combustible, organic matter and the inorganic matter that does not sub-elect and carry out broken laggard revolving bed heat
Solution；In the step (2)：The moisture content of pan feeding is about 20%-60%, and it is uniformly fed into revolving bed pyrolysis oven, layer thickness
50-250mm, heated up in stove by the stage, complete the reaction of dry, pyrolysis and activation, wherein drying temperature is 200~600
DEG C, the temperature for being pyrolyzed activation is 700~900 DEG C, and the time to rotate a circle is 1h；The step (3) specifically includes：
Pyrolytic carbon sorts pelletizing：Pyrolytic carbon caused by pyrolysis enters 0.3mm vibratory sieves after cooling and tentatively crushing, and sieves
Magnetic separator recovery metal is provided with, remaining inorganic matter fills directly as inorganic dregs, sieves lower fine grained incorporation water and is mixed
Material, it is sent into disc balling machine and carries out spin, the charcoal ball prepared is sent into haydite roaster；
Haydite is calcined：Charcoal ball is placed on the platform with loose structure, and mesa base is provided with oil gas combustion chamber, sprays into pyrolysis
Oil gas is burnt, and charcoal ball is calcined, 900~1100 DEG C of maximum temperature, maximum temperature are heated to 2~3 DEG C/min speed
Retention time is 40~70min, is then cooled again with 2~3 DEG C/min speed, ultimately formed with cavernous haydite.
Thus, the system that a kind of domestic garbage pyrolysis processing of the present utility model makes building materials, makes full use of rubbish to produce
Pyrolysis oil gas, high temperature pyrolysis of oil and gas directly carry out burning utilization in on-site, energy-conservation and recycling is horizontal high, plant area's technique letter
Single, equipment is reliable, using equipment of the revolving bed pyrolysis oven as combustable organic thing pyrolysis oil preparation, gas and charcoal, in same stove
Drying is completed, the process of pyrolysis, flow is short, and pan feeding calorific value is high, composition is more similar, and caused pyrolysis oil gas calorific value is high, stably
Property it is high, can effectively be utilized.
Embodiment one
Domestic garbage pyrolysis processing is built first makes building materials system, the charging aperture of the pyrolysis installation and the pretreatment
The discharging port A connection of device, is pyrolyzed for the organic matter after will be broken apart, generates high temperature pyrolysis of oil and gas and pyrolytic carbon；
The pyrolytic carbon outlet of the regrading device and the pyrolysis installation connects；The charging aperture of the pyrolytic carbon processing unit and institute
The discharging opening connection of regrading device is stated, the fine grained pyrolytic carbon screened out is handled；The charging aperture of the sintering furnace
It is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials, the pyrolysis installation goes out pyrolysis oil gas port
It is connected with pyrolysis gas collection system, the combustion chamber of the sintering furnace is entered gas port and is connected with pyrolysis gas collection system.
Then substep runtime：
(1) house refuse pre-processes：Main purpose is that raw material is classified and reaches certain particle size, so pretreating process bag
Include and carry out respective handling, the pre- place using bag breaking system, gradation sizing system, winnowing machine, Packing Machine, rotary screen and disintegrating machine
Reason requires according to handling process, and its order of connection is broken bag-roller screen-sorting-broken, each process be respectively provided with a charging aperture and
One discharging opening, bulk inorganic matter therein, metal etc. are separated, refuse breaking to revolving bed pan feeding requires after sorting, diameter
＜ 20mm, moisture content are about 20%-60%.
(2) pyrolysis of rubbish after pre-processing：Rubbish after processing is uniformly fed into revolving bed pyrolysis oven, layer thickness 50-
250mm, being heated up in stove by the stage, complete the reaction of dry, pyrolysis and activation, wherein drying temperature is 200~600 DEG C,
The temperature of pyrolysis activation is 700~900 DEG C, and the time to rotate a circle is 1h.
Wherein revolving bed pyrolysis oven is the main equipment for realizing the process, and it includes revolving bed pyrolysis oven, radiant tube burning
Device, and the auxiliary body such as cloth, discharging.The revolving bed pyrolysis oven has charging aperture, high temperature pyrolysis gas outlet, and pyrolytic carbon goes out
Mouth and fuel inlet, the charging aperture are connected with the refuse breaking discharging opening in pretreatment system；The high-temperature oil gas outlet is logical
Pipeline is crossed with revolving bed fuel inlet, roaster fuel inlet to be connected；The heating that the no heat carrier heat accumulating type rotating bed is set
Device is gas fired radiant tubes, and it is the revolving bed heat supply by burning, and pyrolytic carbon outlet is connected with vibratory sieve.Heat
It is rotatable ring-shaped furnace bottom to solve stove furnace bottom, and radiant tube burner is arranged in annular furnace wall, vented one's spleen by the combustion heat with heat radiation
Mode reaction institute calorific requirement is provided, the atmosphere isolation in flue gas and revolving bed in radiant tube.Pyrolysis oven is divided into four areas
Domain, it is that dry section, the area of pyrolytic reaction one, the area of pyrolytic reaction two and the area of pyrolytic reaction three, material are fed by dry section front end respectively,
Gas vent is set at the furnace roof in four areas, for collecting high temperature pyrolysis gas；Discharging dress is set in the area end of pyrolytic reaction three
Put, collect pyrolytic carbon, in order that material is heated evenly, the flitch of furnace bottom selects perforated plate.Pyrolysis oil pneumatic transmission enters revolving bed, roasting
Stove is used as fuel.
(3) pyrolytic carbon sorting pelletizing：Pyrolytic carbon caused by pyrolysis enters 0.3mm after cooling and tentatively crushing and vibrated
Sieve.Sieve is provided with the magnetic separator recovery inorganic matter such as metal, remaining stone, glass and filled directly as inorganic dregs.It is described to shake
Dynamic sieve sieve upper outlet connection conveyer belt mixes with pre-processing the dregs sub-elected, sieves lower outlet and is sent into disc balling machine blending bunker,
The entrance of disc balling machine blending bunker is connected with Vibration Screen lower conveyer belt, and outlet is connected with pelletizer, and pelletizer outlet passes through
Conveyer belt is connected with haydite roaster feeding mouth, is then fed into disc balling machine and carries out spin.The charcoal ball prepared is sent into haydite
Roaster.
(4) haydite is calcined：Haydite roaster is provided with feeding mouth, and oil gas combustion chamber has oil gas entrance, combustion air inlet
And exhanst gas outlet, the oil gas entrance of the combustion chamber are connected with the outlet of revolving bed high-temperature oil gas；The combustion air of the combustion chamber
It is connected with air-blaster；The exhanst gas outlet of the combustion chamber is connected with dust separation system, and charcoal ball is placed in porous knot
On the platform of structure, mesa base be provided with oil gas combustion chamber, spray into pyrolysis oil gas burning, charcoal ball is calcined, with 2~3 DEG C/
Min speed is heated to 900~1100 DEG C of maximum temperature, and the maximum temperature retention time is 40~70min, then again with 2~3
DEG C/cooling of min speed, ultimately form with cavernous haydite.
Certain city's house refuse is used as raw material, composition composition such as following table：
The rubbish for entering factory removes bulk inorganic matter and metal by simple sorting, is sent into revolving bed and is pyrolyzed.
0.3mm vibratory sieves are sent into after caused rubbish charcoal simple crushing.The water batch mixing of the lower fine grained addition 18% of sieve is sent into
Disc balling machine spin 5 minutes, diameter 10mm or so haydite is formed, be sent into haydite roaster.Final haydite yield accounts for admission
The 15% of rubbish.
Calculated with handling 100 tons of rubbish day, about 15 tons of haydites can be produced, the producer price of one ton of haydite of factory is at 500 yuan, pottery
Grain is daily with regard to that can take in 7500 yuan, and along with one ton of more than 100 yuan of rubbish government subsidy is often handled, this two can just take in daily
1.75 ten thousand yuan, even without government subsidy, treatment plant can also get a profit.
Embodiment two
The difference of embodiment two and embodiment one is that pyrolytic carbon processing unit is blending bunker and cuber, will produce
Rubbish charcoal simple crushing after be sent into 2mm vibratory sieves.The lower fine grained of sieve adds 5% water, is sent into brickkiln after briquetting, is calcined out guarantor
Warm brick.Certain municipal refuse raw material, component of refuse see the table below：
Calculated with handling 200 tons of rubbish day, about 30 tons of insulating bricks can be produced, the producer price of one ton of insulating brick of factory is 600
Member, daily with regard to that can take in 1.8 ten thousand yuan, along with one ton of more than 50 yuan of rubbish government subsidy is often handled, not only this two daily with regard to energy
2.8 ten thousand yuan are taken in, good economy performance.
The system for making building materials to a kind of domestic garbage pyrolysis processing provided by the utility model above has been carried out in detail
Introduce, embodiment used herein is set forth to the principle and embodiment of the application, and the explanation of above example is only
It is to be used to help understand the present processes and its core concept；Meanwhile for those of ordinary skill in the art, according to this Shen
Thought please, there will be changes in specific embodiments and applications, in summary, this specification content should not manage
Solve as the limitation to the application.
Claims (8)
- A kind of 1. system that domestic garbage pyrolysis processing makes building materials, it is characterised in that including：Pretreatment unit, pyrolysis installation, Regrading device, pyrolytic carbon processing unit, sintering furnace, wherein,The pretreatment unit is by the categorized consumer waste；The charging aperture of the pyrolysis installation is connected with the discharging port A of the pretreatment unit, for organic after will be broken apart Thing is pyrolyzed, and generates high temperature pyrolysis of oil and gas and pyrolytic carbon；The pyrolytic carbon outlet of the regrading device and the pyrolysis installation connects；The charging aperture of the pyrolytic carbon processing unit is connected with the discharging opening of the regrading device, the fine grained that will be screened out Pyrolytic carbon carries out the shape handles；The charging aperture of the sintering furnace is connected with the discharging opening of the pyrolytic carbon processing unit, for preparing the building materials.
- 2. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pyrolysis dress The pyrolysis oil gas port that goes out put is connected with pyrolysis gas collection system, and the combustion chamber of the sintering furnace enters gas port and collects system with pyrolysis gas System connection.
- 3. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pretreatment Device includes bag-breaking machine, cylinder round sifter, separator and disintegrating machine, the discharging opening of the bag-breaking machine and the cylinder round sifter Feeding mouth is connected, and the discharging opening of the cylinder round sifter is connected with the feeding mouth of the separator, the discharging opening of the separator It is connected with the feeding mouth of the disintegrating machine.
- 4. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the pyrolysis dress Put including revolving bed pyrolysis oven, radiant tube burner, distributing device, discharger, wherein, the pyrolysis oven bottom is rotatable annular Furnace bottom, the radiant tube burner are arranged in annular furnace wall, and the radiant tube is connected with pyrolysis gas collection system, passes through the combustion heat Vent one's spleen and reaction institute calorific requirement is provided in a manner of heat radiation, the atmosphere isolation in flue gas and revolving bed in the radiant tube, institute The flitch for stating pyrolysis oven furnace bottom selects perforated plate, for being heated evenly material.
- 5. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that also including spiral Discharging machine, the spiral discharging machine are connected with pyrolysis installation and regrading shape device respectively, and pyrolytic carbon is through the spiral discharging Machine enters regrading shape device after carrying out cooling and coarse crushing.
- 6. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the secondary sieve Separating device includes：Magnetic separator and vibratory sieve, the magnetic separator are used to filter out the inorganic matter in pyrolytic carbon, and by it through secondary sieve The discharge gate discharge of separating device；The fine grained pyrolytic carbon that the Vibration Screen is selected is entered by Vibration Screen lower discharge port to be pyrolyzed Charcoal processing unit.
- 7. the system that domestic garbage pyrolysis processing according to claim 6 makes building materials, it is characterised in that the pyrolytic carbon Processing unit includes blending bunker and disc balling machine, the entrance of the blending bunker and the Vibration Screen bottom discharge of regrading device Mouth is connected by conveyer belt, and outlet is connected with the disc balling machine, and the outlet of the disc balling machine passes through conveyer belt and institute Sintering furnace feeding mouth is stated to be connected；The vibratory sieve of the regrading device is 0.3mm vibratory sieves, thin under the Vibration Screen The water batch mixing of grain addition 18% is sent into disc balling machine spin 5 minutes, forms diameter 10mm or so charcoal ball.
- 8. the system that domestic garbage pyrolysis processing according to claim 1 makes building materials, it is characterised in that the sintering furnace Oil gas combustion chamber be connected with the pyrolysis gas collection system, the combustion air inlet and air-blaster of the oil gas combustion chamber It is connected, the exhanst gas outlet of the oil gas combustion chamber is connected with dust separation system.
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