CN206318940U - Revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven - Google Patents
Revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven Download PDFInfo
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- CN206318940U CN206318940U CN201621318797.0U CN201621318797U CN206318940U CN 206318940 U CN206318940 U CN 206318940U CN 201621318797 U CN201621318797 U CN 201621318797U CN 206318940 U CN206318940 U CN 206318940U
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven.Wherein, revolving bed pyrolysis oven includes：Ring-type furnace chamber, the space that ring-type furnace chamber is made up of internal perisporium, periphery wall, roof, bottom wall, ring-type furnace chamber is divided into feed zone adjacent successively, dry section, pyrolysis zone and discharge zone, wherein, feed zone has charging aperture, and pyrolysis zone has high-temperature oil gas outlet, and discharge zone has slag-drip opening；Cloth stone or metal plate for standing a stove on as a precaution against fire, cloth stone or metal plate for standing a stove on as a precaution against fire is located at the bottom of ring-type furnace chamber in which can horizontally rotate；Transmission device, transmission device is arranged on below cloth stone or metal plate for standing a stove on as a precaution against fire and is connected with cloth stone or metal plate for standing a stove on as a precaution against fire, to drive cloth stone or metal plate for standing a stove on as a precaution against fire to horizontally rotate；Electric heater unit, electric heater unit is arranged on above cloth stone or metal plate for standing a stove on as a precaution against fire.The revolving bed pyrolysis oven efficiency of heating surface is high, simple in construction and energy consumption is relatively low, house refuse effectively can be carried out into minimizing processing using the revolving bed pyrolysis oven, and environmentally friendly, is particularly suitable for use in large-scale promotion.
Description
Technical field
The utility model is related to derived energy chemical field, specifically, and the utility model is related to revolving bed pyrolysis oven and had
The domestic garbage treating system of the revolving bed pyrolysis oven.
Background technology
With it is economical develop rapidly, the continuous growth of population and the increasingly raising of living standards of the people, particularly most
The rapid growth of nearly express delivery, the yield of life in China rubbish is also sharply increased, and current Municipal Solid Waste in China is produced per year
Raw about 1.5 hundred million tons of amount, and also increase every year with 5% or so speed, very big burden, national big city are caused to environment
In have 2/3 predicament for facing " garbage-surrounded city ".
The conventional landfill of current garbage disposal, composting mode, which have been absorbed in, takes at a discount tired of a large amount of lands used, composting production
Border, and the mode of incineration treatment of garbage can not break away from the problem of bioxin pollutes all the time.
Thus, the means of current domestic rubbish disposal still have much room for improvement.
Utility model content
The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.Therefore, this reality
It is to propose revolving bed pyrolysis oven and domestic garbage treating system with the revolving bed pyrolysis oven with a new purpose.Should
The revolving bed pyrolysis oven efficiency of heating surface is high, simple in construction and energy consumption is relatively low, will effectively can be lived using the revolving bed pyrolysis oven
Rubbish carries out minimizing processing, and environmentally friendly, is particularly suitable for use in large-scale promotion.
Of the present utility model in a first aspect, the utility model proposes a kind of revolving bed pyrolysis oven.It is new according to this practicality
The embodiment of type, the revolving bed pyrolysis oven includes：Ring-type furnace chamber, the ring-type furnace chamber is by internal perisporium, periphery wall, roof, bottom
The space of wall composition, the ring-type furnace chamber is divided into feed zone adjacent successively, dry section, pyrolysis zone and discharge zone, wherein, it is described
Feed zone has charging aperture, and the pyrolysis zone has high-temperature oil gas outlet, and the discharge zone has slag-drip opening；Cloth stone or metal plate for standing a stove on as a precaution against fire, institute
It is located at the bottom of the ring-type furnace chamber with stating cloth stone or metal plate for standing a stove on as a precaution against fire and can horizontally rotate；Transmission device, the transmission device is arranged on described
It is connected below cloth stone or metal plate for standing a stove on as a precaution against fire and with the cloth stone or metal plate for standing a stove on as a precaution against fire, to drive the cloth stone or metal plate for standing a stove on as a precaution against fire to horizontally rotate；Electric heater unit, electricity adds
Thermal is arranged on above the cloth stone or metal plate for standing a stove on as a precaution against fire.
Thus, according to embodiment of the present utility model, ring is pyrolyzed by the way that pending house refuse is sent into revolving bed
The feed zone of shape furnace chamber, with the rotation of transmission device below cloth stone or metal plate for standing a stove on as a precaution against fire, pending house refuse sequentially passes through revolving bed
The dry section of pyrolysis oven ring-type furnace chamber and pyrolysis zone, after removing moisture through dry section drying, house refuse carries out heat in pyrolysis zone
Solution processing, obtains high-temperature oil gas and rubbish charcoal, and then high-temperature oil gas exports discharge from the high-temperature oil gas of pyrolysis zone, and rubbish charcoal is from going out
Expect the slag-drip opening discharge in area；Meanwhile, revolving bed pyrolysis oven of the present utility model enters by using electric heater unit to house refuse
Row drying, pyrolysis processing, significantly improve drying, the efficiency of pyrolysis processing, and complete anoxybiotic, no bioxin in processing procedure
Produce, it is environmentally friendly.
In addition, can also have technology additional as follows special according to the revolving bed pyrolysis oven of the utility model above-described embodiment
Levy：
Optionally, the electric heater unit includes multiple electrically heated rods, and horizontal arrangement exists the multiple electrically heated rod successively
The top of the cloth stone or metal plate for standing a stove on as a precaution against fire.Thus, it is possible to significantly improve house refuse is dried, the efficiency of pyrolysis processing.
Optionally, the electrically heated rod is 80~200mm apart from the distance of the cloth stone or metal plate for standing a stove on as a precaution against fire.Thus, it is possible to further
Raising is dried to house refuse, the efficiency of pyrolysis processing.
Optionally, the electric heater unit has inner annular element, the outer ring set with the inner annular element concentric and is connected
Multiple electrically heated rods between the inner annular element and the outer ring.
Optionally, the diameter of the inner annular element is identical with the inner edge diameter of the cloth stone or metal plate for standing a stove on as a precaution against fire, the diameter of the outer ring
It is identical with the external profile diameter of the cloth stone or metal plate for standing a stove on as a precaution against fire.
Optionally, the multiple electrically heated rod is arranged between the inner annular element and the outer ring, and each electricity
The axis of heating rod both passes through the center of circle of the inner annular element or the outer ring.
Optionally, the angle between every two adjacent electrically heated rods is identical.
Optionally, the angle between every two adjacent electrically heated rods is 15~30 °.
Optionally, the multiple electrically heated rod is 170mm apart from the distance of the cloth stone or metal plate for standing a stove on as a precaution against fire.Thus, it is possible to further
Raising is dried to house refuse, the efficiency of pyrolysis processing.
In second aspect of the present utility model, the utility model proposes a kind of domestic garbage treating system.According to this reality
With new embodiment, the domestic rubbish disposal includes：Revolving bed pyrolysis oven, the revolving bed pyrolysis oven is new according to this practicality
The revolving bed pyrolysis oven of type above-described embodiment, the revolving bed pyrolysis furnace feed inlet is life garbage inlet, and the slag-drip opening is
Rubbish charcoal is exported；Gasification installation, the gasification installation has rubbish charcoal entrance and a gas exit, the rubbish charcoal entrance with it is described
The rubbish charcoal outlet of revolving bed pyrolysis oven is connected；Direct-combustion boiler, the direct-combustion boiler have fuel gas inlet, high-temperature flue gas outlet and
Steam outlet, the fuel gas inlet is exported and the gas exit phase with the high-temperature oil gas of the revolving bed pyrolysis oven respectively
Even；Wherein, the high-temperature flue gas outlet and the steam outlet are connected with steam turbine power generating respectively, for generating electricity.
Thus, according to the domestic garbage treating system of the utility model embodiment by using revolving bed pyrolysis oven to life
Rubbish is pyrolyzed, to obtain high-temperature oil gas and rubbish charcoal, and rubbish charcoal is supplied to gasification installation and obtain coal through gasification process
After gas, coal gas and high-temperature oil gas are supplied to direct-combustion boiler and fully burnt, obtained high-temperature flue gas and vapor, and then by height
Warm flue gas is passed through steam turbine power generating, and the generation electric energy that generates electricity is used for the heater in revolving bed pyrolysis oven, the system
Resource utilization is higher, and environmentally friendly.
In addition, can also have skill additional as follows according to the domestic garbage treating system of the utility model above-described embodiment
Art feature：
Optionally, the steam turbine power generating is connected with the electric heater unit in the revolving bed pyrolysis oven.Thus,
The electric energy that shown steam turbine power generating can be produced is used for the electric heater unit in the revolving bed pyrolysis oven, so that
Reduce the energy consumption of the revolving bed pyrolysis oven.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from description of the accompanying drawings below to embodiment is combined
Become substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of the revolving bed pyrolysis oven according to the utility model one embodiment；
Fig. 2 is the structural representation of the revolving bed pyrolysis oven according to the utility model further embodiment；
Fig. 3 is the structural representation of heater in the revolving bed pyrolysis oven according to the utility model one embodiment；
Fig. 4 is the structural representation of the domestic garbage treating system according to the utility model one embodiment.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element or element with same or like function are represented to same or similar label eventually.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", " vertical ", " level ",
The orientation or position relationship of the instruction such as " top ", " bottom ", " interior ", " outer ", " concentric ", " axial direction ", " radial direction ", " circumference " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplify description, rather than indicate or dark
Specific orientation must be had, with specific azimuth configuration and operation by showing the device or element of meaning, therefore it is not intended that right
Limitation of the present utility model.
In addition, in description of the present utility model, " multiple " are meant that at least two, such as two, three etc., unless
It is another to have clearly specific limit.
In the utility model, unless otherwise clearly defined and limited, term " connected " should be interpreted broadly, for example,
Can be fixedly connected or be detachably connected, or integrally；Can be mechanical connection or electrical connection；Can be with
It is to be joined directly together, can also be indirectly connected to by intermediary, can is connection or the phase of two elements of two element internals
Interaction relation, unless otherwise clear and definite restriction.For the ordinary skill in the art, it can manage as the case may be
Solve concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
Of the present utility model in a first aspect, the utility model proposes a kind of revolving bed pyrolysis oven.It is new according to this practicality
The embodiment of type, with reference to Fig. 1, the revolving bed pyrolysis oven includes：Ring-type furnace chamber 100, cloth stone or metal plate for standing a stove on as a precaution against fire (not shown), transmission device
(not shown) and electric heater unit 200.Wherein, the sky that ring-type furnace chamber 100 is made up of internal perisporium, periphery wall, roof, bottom wall
Between, 100 points of ring-type furnace chamber is feed zone 110, dry section 120, pyrolysis zone 130 and discharge zone 140 adjacent successively, wherein, enter
Expect that area 110 has charging aperture 101, pyrolysis zone 130 has high-temperature oil gas outlet 102, and discharge zone has slag-drip opening 103；Cloth stove
Disk is located at the bottom of ring-type furnace chamber 100 in which can horizontally rotate；Transmission device be arranged on below cloth stone or metal plate for standing a stove on as a precaution against fire and with cloth stone or metal plate for standing a stove on as a precaution against fire phase
Even, to drive cloth stone or metal plate for standing a stove on as a precaution against fire to horizontally rotate；Electric heater unit 200 is arranged on above cloth stone or metal plate for standing a stove on as a precaution against fire.Rotation of the present utility model
Bed pyrolysis oven is dried by using electric heater unit to house refuse, pyrolysis processing, significantly improves drying, pyrolysis processing
Efficiency, and complete anoxybiotic in processing procedure, no bioxin is produced, environmentally friendly.
The revolving bed pyrolysis oven according to the utility model embodiment is described in detail below, should with reference to Fig. 1 and Fig. 2
Revolving bed pyrolysis oven includes：Ring-type furnace chamber 100, cloth stone or metal plate for standing a stove on as a precaution against fire (not shown), transmission device (not shown) and electric heater unit
200。
According to embodiment of the present utility model, the sky that ring-type furnace chamber 100 is made up of internal perisporium, periphery wall, roof, bottom wall
Between, 100 points of ring-type furnace chamber is feed zone 110, dry section 120, pyrolysis zone 130 and discharge zone 140 adjacent successively, wherein, enter
Expect that area 110 has charging aperture 101, pyrolysis zone 130 has high-temperature oil gas outlet 102, and discharge zone has slag-drip opening 103.According to this
The embodiment of utility model, house refuse enters revolving bed pyrolysis oven, with cloth stove after pretreatment by feed zone 110
The rotation of disk, pending house refuse sequentially passes through dry section 120 and the pyrolysis zone 130 of ring-type furnace chamber 100, in dry section
In 120, effectively the house refuse of processing can be preheated, and be removed moisture therein, and then the house refuse handled
Into pyrolysis zone 130, pyrolysis produces high-temperature oil gas and rubbish charcoal, and high-temperature oil gas exports 102 rows from the high-temperature oil gas of pyrolysis zone 130
Go out, rubbish charcoal is discharged from the slag-drip opening 103 of discharge zone 140.
According to embodiment of the present utility model, pending house refuse can be rotated by batcher and belt feeding
Bed pyrolysis oven, and bulk inorganic matter therein, such as rotary head, stone, big part glass metal product are sorted out in course of conveying, by
This, can significantly improve the follow-up efficiency being pyrolyzed in annular furnace chamber to house refuse.
According to embodiment of the present utility model, cloth stone or metal plate for standing a stove on as a precaution against fire is located at the bottom of ring-type furnace chamber 100 in which can horizontally rotate, by
This, with the rotation of cloth stone or metal plate for standing a stove on as a precaution against fire, can make cloth sequentially pass through ring-type furnace chamber 100 in the pending house refuse of cloth stone or metal plate for standing a stove on as a precaution against fire
Dry section 120, pyrolysis zone 130 and discharge zone 140, so as to complete the pyrolysis processing to house refuse.
According to embodiment of the present utility model, transmission device is arranged on below cloth stone or metal plate for standing a stove on as a precaution against fire and is connected with cloth stone or metal plate for standing a stove on as a precaution against fire, with
Just driving cloth stone or metal plate for standing a stove on as a precaution against fire horizontally rotates.
According to embodiment of the present utility model, electric heater unit 200 is arranged on above cloth stone or metal plate for standing a stove on as a precaution against fire, and suitable for cloth in
The pending house refuse of cloth stone or metal plate for standing a stove on as a precaution against fire is heated.According to embodiment of the present utility model, by adjusting electric heater unit 200
Temperature, the temperature that can make dry section 120 is 300~500 DEG C, and the temperature of pyrolysis zone 130 is 600~800 DEG C, it is possible thereby to
The effectively moisture in dry section 120 removes pending house refuse, and then in pyrolysis zone 130 that pending house refuse is hot
Solve as high-temperature oil gas and rubbish charcoal.
According to embodiment of the present utility model, electric heater unit 200 includes multiple electrically heated rods 21, multiple electrically heated rods 21
Horizontal arrangement is in the top of cloth stone or metal plate for standing a stove on as a precaution against fire successively, it is possible thereby to effectively be heated to pending house refuse.
According to embodiment of the present utility model, electrically heated rod 21 is 80~200mm apart from the distance of cloth stone or metal plate for standing a stove on as a precaution against fire.According to this
The embodiment of utility model, inventor has found, if the distance of electrically heated rod 21 and cloth stone or metal plate for standing a stove on as a precaution against fire is excessive, can make rate of heat transfer
Substantially reduction, and can make that there is larger thermograde between the bed of material of pending house refuse, pyrolysis homogeneity is poor.
According to embodiment of the present utility model, as shown in figure 3, electric heater unit 200 has inner annular element 22 and inner annular element 22
The outer ring 23 of concentric setting and the multiple electrically heated rods 21 being connected between inner annular element 22 and outer ring 23.
According to embodiment of the present utility model, the diameter of inner annular element 22 is identical with the inner edge diameter of cloth stone or metal plate for standing a stove on as a precaution against fire, outer ring
23 diameter is identical with the external profile diameter of cloth stone or metal plate for standing a stove on as a precaution against fire.
According to embodiment of the present utility model, multiple electrically heated rods 21 are arranged between inner annular element 22 and outer ring 23, and
The axis of each electrically heated rod 21 both passes through the center of circle of inner annular element 22 or outer ring 23.
According to embodiment of the present utility model, often the angle between two adjacent electrically heated rods 21 is identical.
According to embodiment of the present utility model, the angle between every two adjacent electrically heated rods 21 is 15~30 °.
According to embodiment of the present utility model, multiple electrically heated rods 21 are 170mm apart from the distance of cloth stone or metal plate for standing a stove on as a precaution against fire, thus may be used
So that electrically heated rod is optimal to the efficiency of heating surface of pending house refuse.
In second aspect of the present utility model, the utility model proposes a kind of domestic garbage treating system.According to this reality
With new embodiment, with reference to Fig. 4, the domestic rubbish disposal includes：Revolving bed pyrolysis oven, gasification installation 300 and direct-combustion boiler
400.Wherein, revolving bed pyrolysis oven is the revolving bed pyrolysis oven according to the utility model above-described embodiment, revolving bed pyrolysis oven
Charging aperture 101 is life garbage inlet, and slag-drip opening 103 exports for rubbish charcoal；Gasification installation 300 has the He of rubbish charcoal entrance 301
Gas exit 302, rubbish charcoal entrance 301 is connected with the rubbish charcoal outlet of revolving bed pyrolysis oven；Direct-combustion boiler 400 enters with combustion gas
Mouth 401, high-temperature flue gas outlet 402 and steam outlet 403, the high-temperature oil gas of fuel gas inlet 401 respectively with revolving bed pyrolysis oven
Outlet 102 is connected with gas exit 302；Wherein, high-temperature flue gas outlet 402 and steam outlet 403 are sent out with steam turbine respectively
Electric system 500 is connected, for generating electricity.
Below to being described in detail according to the domestic garbage treating system of the utility model embodiment, with reference to Fig. 4, this is
System includes：Revolving bed pyrolysis oven, gasification installation 300 and direct-combustion boiler 400.
According to embodiment of the present utility model, revolving bed pyrolysis oven, gasification installation 300 and direct-combustion boiler 400.Wherein, revolve
Rotated bed pyrolysis oven is the revolving bed pyrolysis oven of the utility model preceding embodiment, and the charging aperture 101 of revolving bed pyrolysis oven is life
Garbage inlet, slag-drip opening 103 exports for rubbish charcoal, and revolving bed pyrolysis oven is suitable to carry out pyrolysis processing to house refuse, so as to
To high-temperature oil gas and rubbish charcoal.
According to embodiment of the present utility model, with reference to Fig. 1~3, revolving bed pyrolysis oven includes：Ring-type furnace chamber 100, cloth stove
Disk, transmission device and electric heater unit 200.
According to embodiment of the present utility model, the sky that ring-type furnace chamber 100 is made up of internal perisporium, periphery wall, roof, bottom wall
Between, 100 points of ring-type furnace chamber is feed zone 110, dry section 120, pyrolysis zone 130 and discharge zone 140 adjacent successively, wherein, enter
Expect that area 110 has charging aperture 101, pyrolysis zone 130 has high-temperature oil gas outlet 102, and discharge zone has slag-drip opening 103.According to this
The embodiment of utility model, house refuse enters revolving bed pyrolysis oven, with cloth stove after pretreatment by feed zone 110
The rotation of disk, pending house refuse sequentially passes through dry section 120 and the pyrolysis zone 130 of ring-type furnace chamber 100, in dry section
In 120, effectively the house refuse of processing can be preheated, and be removed moisture therein, and then the house refuse handled
Into pyrolysis zone 130, pyrolysis produces high-temperature oil gas and rubbish charcoal, and high-temperature oil gas exports 102 rows from the high-temperature oil gas of pyrolysis zone 130
Go out, rubbish charcoal is discharged from the slag-drip opening 103 of discharge zone 140.
According to embodiment of the present utility model, pending house refuse can be rotated by batcher and belt feeding
Bed pyrolysis oven, and bulk inorganic matter therein, such as rotary head, stone, big part glass metal product are sorted out in course of conveying, by
This, can significantly improve the follow-up efficiency being pyrolyzed in annular furnace chamber to house refuse.
According to embodiment of the present utility model, cloth stone or metal plate for standing a stove on as a precaution against fire is located at the bottom of ring-type furnace chamber 100 in which can horizontally rotate, by
This, with the rotation of cloth stone or metal plate for standing a stove on as a precaution against fire, can make cloth sequentially pass through ring-type furnace chamber 100 in the pending house refuse of cloth stone or metal plate for standing a stove on as a precaution against fire
Dry section 120, pyrolysis zone 130 and discharge zone 140, so as to complete the pyrolysis processing to house refuse.
According to embodiment of the present utility model, transmission device is arranged on below cloth stone or metal plate for standing a stove on as a precaution against fire and is connected with cloth stone or metal plate for standing a stove on as a precaution against fire, with
Just driving cloth stone or metal plate for standing a stove on as a precaution against fire horizontally rotates.
According to embodiment of the present utility model, electric heater unit 200 is arranged on above cloth stone or metal plate for standing a stove on as a precaution against fire, and suitable for cloth in
The pending house refuse of cloth stone or metal plate for standing a stove on as a precaution against fire is heated.According to embodiment of the present utility model, by adjusting electric heater unit 200
Temperature, the temperature that can make dry section 120 is 300~500 DEG C, and the temperature of pyrolysis zone 130 is 600~800 DEG C, it is possible thereby to
The effectively moisture in dry section 120 removes pending house refuse, and then in pyrolysis zone 130 that pending house refuse is hot
Solve as high-temperature oil gas and rubbish charcoal.
According to embodiment of the present utility model, electric heater unit 200 includes multiple electrically heated rods 21, multiple electrically heated rods 21
Horizontal arrangement is in the top of cloth stone or metal plate for standing a stove on as a precaution against fire successively, it is possible thereby to effectively be heated to pending house refuse.
According to embodiment of the present utility model, electrically heated rod 21 is 80~200mm apart from the distance of cloth stone or metal plate for standing a stove on as a precaution against fire.According to this
The embodiment of utility model, inventor has found, if the distance of electrically heated rod 21 and cloth stone or metal plate for standing a stove on as a precaution against fire is excessive, can make rate of heat transfer
Substantially reduction, and can make that there is larger thermograde between the bed of material of pending house refuse, pyrolysis homogeneity is poor.
According to embodiment of the present utility model, electric heater unit 200 has inner annular element 22, set with the concentric of inner annular element 22
Outer ring 23 and multiple electrically heated rods 21 for being connected between inner annular element 22 and outer ring 23.
According to embodiment of the present utility model, the diameter of inner annular element 22 is identical with the inner edge diameter of cloth stone or metal plate for standing a stove on as a precaution against fire, outer ring
23 diameter is identical with the external profile diameter of cloth stone or metal plate for standing a stove on as a precaution against fire.
According to embodiment of the present utility model, multiple electrically heated rods 21 are arranged between inner annular element 22 and outer ring 23, and
The axis of each electrically heated rod 21 both passes through the center of circle of inner annular element 22 or outer ring 23.
According to embodiment of the present utility model, often the angle between two adjacent electrically heated rods 21 is identical.
According to embodiment of the present utility model, the angle between every two adjacent electrically heated rods 21 is 15~30 °.
According to embodiment of the present utility model, multiple electrically heated rods 21 are 170mm apart from the distance of cloth stone or metal plate for standing a stove on as a precaution against fire, thus may be used
So that electrically heated rod is optimal to the efficiency of heating surface of pending house refuse.
According to embodiment of the present utility model, gasification installation 300 has rubbish charcoal entrance 301 and gas exit 302, rubbish
Charcoal entrance 301 is connected with the rubbish charcoal outlet 103 of revolving bed pyrolysis oven, and gasification installation 300 is suitable to obtain domestic garbage pyrolysis
Rubbish charcoal carry out gasification process, to obtain coal gas.Specifically, rubbish charcoal can be sent into using sealing double helix discharging machine
In gasification installation 300, the double helix of sealing double helix discharging machine is arranged side by side, and spiral is engaged, is dredged due to rubbish carbonaceous
Pine is easily broken, by the stirring of double helix, squeezing action, and the broken of rubbish charcoal can be completed while discharging, is applicable
The raw material of gasification process is carried out in gasification installation.In gasification installation, rubbish charcoal is with water reaction generation with carbon monoxide and hydrogen
For the coal gas of main component.
According to embodiment of the present utility model, direct-combustion boiler 400 has fuel gas inlet 401, high-temperature flue gas outlet 402 and water
Vapor outlet port 403, fuel gas inlet 401 exported respectively with the high-temperature oil gas of revolving bed pyrolysis oven 102 and gas exit 302 be connected,
The coal gas that direct-combustion boiler 400 is suitable to the high-temperature oil gas produced by the use of domestic garbage pyrolysis and prepared in gasification installation is used as combustion
Material gas is burnt, to obtain high-temperature flue gas and vapor.Specifically, in the combustion chamber of direct-combustion boiler 400, house refuse
The coal gas for being pyrolyzed obtained pyrolysis oil gas (temperature is 600~800 DEG C) and being prepared in gasification installation 300 can fully fire
Burn, produce 800~1000 DEG C of high-temperature flue gas, in combustion, further heat absorption is warming up to the vapor in high-temperature oil gas
800~1000 DEG C, and then, 800~1000 DEG C of high-temperature flue gas and the gaseous mixture of vapor enter steam turbine power generating
800, heat energy is converted into the mechanical energy of turbine rotor rotation, and driving synchronous generator rotation produces electric energy.
According to embodiment of the present utility model, steam turbine power generating 500 is filled with the electrical heating in revolving bed pyrolysis oven
Put 200 to be connected, thus, it is possible to the electric energy produced in steam turbine power generating 500 is used for into electric heater unit 200, to power
Heater 200 carries out pyrolysis processing to house refuse.According to embodiment of the present utility model, the electric energy of generation is except power supply heating
Outside device 200, remaining is connected to the grid.
Thus, according to the domestic garbage treating system of the utility model embodiment by using revolving bed pyrolysis oven to life
Rubbish is pyrolyzed, to obtain high-temperature oil gas and rubbish charcoal, and rubbish charcoal is supplied to gasification installation and obtain coal through gasification process
After gas, coal gas and high-temperature oil gas are supplied to direct-combustion boiler and fully burnt, obtained high-temperature flue gas and vapor, and then by height
Warm flue gas is passed through steam turbine power generating, and the generation electric energy that generates electricity is used for the heater in revolving bed pyrolysis oven, the system
Resource utilization is higher, and environmentally friendly.
Below with reference to specific embodiment, the utility model is described, it is necessary to which explanation is, these embodiments are only
Descriptive, without limiting the utility model in any way.
Embodiment 1
Use moisture content 55wt% house refuse wet basis for raw material, its composition is as shown in table 1：
The house refuse composition of table 1 constitutes (wt%)
| Title | Fabric | Plastics | Paper | Wooden bamboo | Food waste | Dregs | Glass, metal | Amount to |
| Wet basis | 3.53 | 25.96 | 14.94 | 7.44 | 28.91 | 11.58 | 7.64 | 100 |
House refuse is sent to feeding device through induction system, and feeding device is through charging aperture to revolving bed pyrolysis oven cloth stone or metal plate for standing a stove on as a precaution against fire
Charging, sorts out bulk inorganic matter therein, such as brick, stone, big part glass metal product in course of conveying；
The main equipment of pyrolysis is the revolving bed pyrolysis oven of electrified heating rod, and it includes revolving bed pyrolysis oven, electrically heated rod,
And the auxiliary body such as cloth, discharging.Its furnace bottom is rotatable cloth stone or metal plate for standing a stove on as a precaution against fire, and electrically heated rod is arranged in annular furnace wall, and electricity adds
Hot pin provided in the way of heat conduction, convection current, heat radiation in refuse pyrolysis institute calorific requirement, whole revolving bed pyrolysis oven with air every
Absolutely.Revolving bed pyrolysis oven is divided into feed zone, dry section, pyrolysis zone and discharge zone, 400 DEG C of dry section temperature of charge is main to make
With being to be dried the moisture in rubbish, 700 DEG C of pyrolysis zone temperature is that rubbish completes pyrolysis main reaction region, reaction generation is high
Warm oil gas and rubbish charcoal；Gas vent is set close to pyrolysis zone at the top of body of heater, for collecting the high-temperature oil gas containing water vapour,
Rubbish charcoal is discharged from discharge zone；
The rubbish charcoal of generation is discharged and sent into gasification installation using sealing double helix discharging machine, and double helix is arranged side by side,
Spiral is engaged, because rubbish have passed through pyrolytic reaction, plastics therein, fabric, and the organic matter such as wooden bamboo is pyrolyzed as carbonization
Thing, the carbide is different from crude waste, loose easily broken, can be in the same of discharging by the stirring of double helix, squeezing action
When complete shattering process, formed and be suitable to the raw material that gasification installation carries out gasification process；
Rubbish charcoal from revolving bed pyrolysis oven is stored through belt conveyor, disintegrating machine into hopper, and rubbish charcoal passes through material
The self-conveyor feed feeding gasification furnace bottom cone section in orlop portion.Air and from waste heat boiler superheated steam mixing be used as gas
Agent and fluidizing agent, enter gasification installation from nozzle, fluidize feed stock for blast furnace, and violent mass transfer and heat transfer occur for gas, solid two-phase,
And occur combustion reaction and water gas reaction.Gasification temperature is 1100 DEG C, after pyrolytic carbon is heated fast pyrogenation produce tar, phenol and
Light oil etc., and it is cracked into small molecule under gasification installation bed hot conditions.Temperature is 900 DEG C of discharged producer gas through cyclone dust removal
Enter the further dedusting cooling of wash cooling tower after device, temperature of exit gas is down to 35 DEG C or so, and feeding gas holder is stored for future use, often
Ton rubbish can produce combustible gas 220Nm3, its composition and calorific value are as follows：
The combustible gas composition of table 2 and calorific value
| H2 | CO2 | O2 | N2 | CH4 | CO | C2H4 | Gas heating value (Kcal/Nm3) |
| 14.61 | 13.77 | 0.33 | 39.85 | 10.52 | 18.49 | 2.14 | 1752.34 |
Spiral tapping machine of the lime-ash through internal water cooling produced after the gasification of rubbish charcoal is arranged in closed ash bucket, is periodically discharged to bottom slag
Car, sends out out-of-bounds, residual residue is collected and does construction material or landfill, and level of residue is into the 10% of factory's rubbish.
650 DEG C of high-temperature oil gas from revolving bed pyrolysis oven are connected by pipeline with the combustion chamber of direct-combustion boiler, combustion chamber
Using the burner of particular design, pyrolysis combustion gas and pyrolysis oil can fully burn in combustion chamber, produce 900 DEG C of high-temperature flue gas,
Meanwhile, further heat absorption is warming up to 900 DEG C to the water vapour in high-temperature oil gas, then, 900 DEG C of combustion product gases and water vapour mixing
Gas enters waste heat boiler, the superheated steam for 300~500 DEG C of the generation that exchanged heat with boiler feedwater, and superheated steam is through stop valve, regulating valve
Into steam turbine, partial heat energy is converted to the mechanical energy of turbine rotor rotation, and driving synchronous generator rotation produces electric energy, production
Raw electric energy part for revolving bed pyrolysis oven electric heater unit using being connected to the grid outside, rubbish per ton can generate electricity 238kWh；
400 DEG C of flue gases after residual heat boiler for exchanging heat enter rotary air preheater, can preheat combustion chamber combustion air
To 300 DEG C, because rotary air preheater uses ceramic honeycomb body material, with decay resistance is strong, wear-resistant, thermal capacity is big
The features such as, flue-gas temperature can be down to 80 DEG C, can in the sensible heat and flue gas of abundant recovered flue gas while the latent heat of vaporization of steam
With substantial amounts of condensed water in recovered flue gas, condensed water is pooled in water collect tank by reclaiming pipe network, the recyclable condensation of rubbish per ton
Water 0.35t.Due to complicated component high-temperature oil gas burning Indoor Combustion produce flue gas main component be CO2And vapor,
After waste heat boiler and air preheater heat exchange can after can directly qualified discharge, non-secondary pollution, traditional oils moisture defection production can be avoided
Raw a large amount of reluctant wastewater problems, while the problem of refuse pyrolysis oil is difficult to handle and utilized is solved, with good
Economic benefit and effects of energy saving and emission reduction.
Embodiment 2
Use moisture content 45wt% house refuse wet basis for raw material, its composition is as shown in table 3：
The house refuse composition of table 3 constitutes (wt%)
| Title | Fabric | Plastics | Paper | Wooden bamboo | Food waste | Dregs | Glass, metal | Amount to |
| Wet basis | 5.12 | 17.83 | 15.67 | 9.35 | 34.16 | 8.71 | 9.16 | 100 |
House refuse is sent to feeding device through induction system, and feeding device is through charging aperture to revolving bed pyrolysis oven cloth stone or metal plate for standing a stove on as a precaution against fire
Charging, sorts out bulk inorganic matter therein, such as brick, stone, big part glass metal product in course of conveying；
The main equipment of pyrolysis is the revolving bed pyrolysis oven of electrified heating rod, and it includes revolving bed pyrolysis oven, electrically heated rod,
And the auxiliary body such as cloth, discharging.Its furnace bottom is rotatable cloth stone or metal plate for standing a stove on as a precaution against fire, and electrically heated rod is arranged in annular furnace wall, and electricity adds
Hot pin provided in the way of heat conduction, convection current, heat radiation in refuse pyrolysis institute calorific requirement, whole revolving bed pyrolysis oven with air every
Absolutely.Revolving bed pyrolysis oven is divided into feed zone, dry section, pyrolysis zone and discharge zone, 450 DEG C of dry section temperature of charge is main to make
With being to be dried the moisture in rubbish, 800 DEG C of pyrolysis zone temperature is that rubbish completes pyrolysis main reaction region, reaction generation is high
Warm oil gas and rubbish charcoal；Gas vent is set close to pyrolysis zone at the top of body of heater, for collecting the high-temperature oil gas containing water vapour,
Rubbish charcoal is discharged from discharge zone；
The rubbish charcoal of generation is discharged and sent into gasification installation using sealing double helix discharging machine, and double helix is arranged side by side,
Spiral is engaged, because rubbish have passed through pyrolytic reaction, plastics therein, fabric, and the organic matter such as wooden bamboo is pyrolyzed as carbonization
Thing, the carbide is different from crude waste, loose easily broken, can be in the same of discharging by the stirring of double helix, squeezing action
When complete shattering process, formed and be suitable to the raw material that gasification installation carries out gasification process；
Rubbish charcoal from revolving bed pyrolysis oven is stored through belt conveyor, disintegrating machine into hopper, and rubbish charcoal passes through material
The self-conveyor feed feeding gasification furnace bottom cone section in orlop portion.Air and from waste heat boiler superheated steam mixing be used as gas
Agent and fluidizing agent, enter gasification installation from nozzle, fluidize feed stock for blast furnace, and violent mass transfer and heat transfer occur for gas, solid two-phase,
And occur combustion reaction and water gas reaction.Gasification temperature is 1200 DEG C, after pyrolytic carbon is heated fast pyrogenation produce tar, phenol and
Light oil etc., and it is cracked into small molecule under gasification installation bed hot conditions.Temperature is removed for 1000 DEG C of discharged producer gas through whirlwind
Enter the further dedusting cooling of wash cooling tower after dirt device, temperature of exit gas is down to 45 DEG C or so, and feeding gas holder is stored for future use,
Rubbish per ton can produce combustible gas 240Nm3, its composition and calorific value are as follows：
The combustible gas composition of table 2 and calorific value
| H2 | CO2 | O2 | N2 | CH4 | CO | C2H4 | Gas heating value (Kcal/Nm3) |
| 13.66 | 12.52 | 0.24 | 41.48 | 8.96 | 21.65 | 1.49 | 1905.21 |
Spiral tapping machine of the lime-ash through internal water cooling produced after the gasification of rubbish charcoal is arranged in closed ash bucket, is periodically discharged to bottom slag
Car, sends out out-of-bounds, residual residue is collected and does construction material or landfill, and level of residue is into the 12% of factory's rubbish.
750 DEG C of high-temperature oil gas from revolving bed pyrolysis oven are connected by pipeline with the combustion chamber of direct-combustion boiler, combustion chamber
Using the burner of particular design, pyrolysis combustion gas and pyrolysis oil can fully burn in combustion chamber, produce 1000 DEG C of high-temperature flue gas,
Meanwhile, further heat absorption is warming up to 1000 DEG C to the water vapour in high-temperature oil gas, then, and 1000 DEG C of combustion product gases and water vapour are mixed
Close gas and enter waste heat boiler, the superheated steam for 300~500 DEG C of the generation that exchanged heat with boiler feedwater, superheated steam is through stop valve, regulation
Valve enters steam turbine, and partial heat energy is converted to the mechanical energy of turbine rotor rotation, and driving synchronous generator rotation produces electric energy,
The electric energy part of generation for revolving bed pyrolysis oven electric heater unit using being connected to the grid outside, rubbish per ton can generate electricity 246kWh；
500 DEG C of flue gases after residual heat boiler for exchanging heat enter rotary air preheater, can preheat combustion chamber combustion air
To 400 DEG C, because rotary air preheater uses ceramic honeycomb body material, with decay resistance is strong, wear-resistant, thermal capacity is big
The features such as, flue-gas temperature can be down to 90 DEG C, can in the sensible heat and flue gas of abundant recovered flue gas while the latent heat of vaporization of steam
With substantial amounts of condensed water in recovered flue gas, condensed water is pooled in water collect tank by reclaiming pipe network, the recyclable condensation of rubbish per ton
Water 0.28t.Due to complicated component high-temperature oil gas burning Indoor Combustion produce flue gas main component be CO2And vapor,
After waste heat boiler and air preheater heat exchange can after can directly qualified discharge, non-secondary pollution, traditional oils moisture defection production can be avoided
Raw a large amount of reluctant wastewater problems, while the problem of refuse pyrolysis oil is difficult to handle and utilized is solved, with good
Economic benefit and effects of energy saving and emission reduction.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be entered
Row is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
1. a kind of revolving bed pyrolysis oven, it is characterised in that including：
Ring-type furnace chamber, the space that the ring-type furnace chamber is made up of internal perisporium, periphery wall, roof, bottom wall, the ring-type furnace chamber point
For feed zone adjacent successively, dry section, pyrolysis zone and discharge zone, wherein, the feed zone has charging aperture, the pyrolysis zone
With high-temperature oil gas outlet, the discharge zone has slag-drip opening；
Cloth stone or metal plate for standing a stove on as a precaution against fire, the cloth stone or metal plate for standing a stove on as a precaution against fire is located at the bottom of the ring-type furnace chamber in which can horizontally rotate；
Transmission device, the transmission device is arranged on below the cloth stone or metal plate for standing a stove on as a precaution against fire and is connected with the cloth stone or metal plate for standing a stove on as a precaution against fire, to drive
The cloth stone or metal plate for standing a stove on as a precaution against fire horizontally rotates；
Electric heater unit, electric heater unit is arranged on above the cloth stone or metal plate for standing a stove on as a precaution against fire.
2. revolving bed pyrolysis oven according to claim 1, it is characterised in that the electric heater unit includes multiple electrical heating
Rod, the multiple electrically heated rod successively horizontal arrangement in the top of the cloth stone or metal plate for standing a stove on as a precaution against fire.
3. revolving bed pyrolysis oven according to claim 2, it is characterised in that the electrically heated rod is apart from the cloth stone or metal plate for standing a stove on as a precaution against fire
Distance be 80~200mm.
4. revolving bed pyrolysis oven according to claim 1, it is characterised in that the electric heater unit have inner annular element, with
The outer ring of the inner annular element concentric setting and the multiple electrically heated rods being connected between the inner annular element and the outer ring.
5. revolving bed pyrolysis oven according to claim 4, it is characterised in that the diameter of the inner annular element and the cloth stove
The inner edge diameter of disk is identical, and the diameter of the outer ring is identical with the external profile diameter of the cloth stone or metal plate for standing a stove on as a precaution against fire.
6. revolving bed pyrolysis oven according to claim 5, it is characterised in that the multiple electrically heated rod is arranged in described
Between ring and the outer ring, and the axis of each electrically heated rod both passes through the inner annular element or the outer ring
The center of circle.
7. revolving bed pyrolysis oven according to claim 6, it is characterised in that the folder between per two adjacent electrically heated rods
Angle is identical,
Optionally, the angle between every two adjacent electrically heated rods is 15~30 °.
8. revolving bed pyrolysis oven according to claim 7, it is characterised in that the multiple electrically heated rod is apart from the cloth
The distance of stone or metal plate for standing a stove on as a precaution against fire is 170mm.
9. a kind of domestic garbage treating system, it is characterised in that including：
Revolving bed pyrolysis oven, the revolving bed pyrolysis oven is the revolving bed pyrolysis oven described in any one of claim 1~8, described
Revolving bed pyrolysis furnace feed inlet is life garbage inlet, and the slag-drip opening exports for rubbish charcoal；
Gasification installation, the gasification installation has rubbish charcoal entrance and gas exit, the rubbish charcoal entrance and the revolving bed
The rubbish charcoal outlet of pyrolysis oven is connected；
Direct-combustion boiler, the direct-combustion boiler has fuel gas inlet, high-temperature flue gas outlet and steam outlet, the fuel gas inlet point
High-temperature oil gas outlet and the gas exit not with the revolving bed pyrolysis oven are connected；
Wherein, the high-temperature flue gas outlet and the steam outlet are connected with steam turbine power generating respectively, for generating electricity.
10. system according to claim 9, it is characterised in that the steam turbine power generating and revolving bed heat
The electric heater unit solved in stove is connected.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621318797.0U CN206318940U (en) | 2016-12-01 | 2016-12-01 | Revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621318797.0U CN206318940U (en) | 2016-12-01 | 2016-12-01 | Revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108753323A (en) * | 2018-08-14 | 2018-11-06 | 李新方 | A kind of small movable light textile rubbish multistage locellus cracking gas burning system processed |
| CN111412459A (en) * | 2020-04-07 | 2020-07-14 | 赵生 | Bundled straw gas-fired boiler |
-
2016
- 2016-12-01 CN CN201621318797.0U patent/CN206318940U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108753323A (en) * | 2018-08-14 | 2018-11-06 | 李新方 | A kind of small movable light textile rubbish multistage locellus cracking gas burning system processed |
| CN111412459A (en) * | 2020-04-07 | 2020-07-14 | 赵生 | Bundled straw gas-fired boiler |
| CN111412459B (en) * | 2020-04-07 | 2022-02-15 | 赵生 | Bundled straw gas-fired boiler |
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Address after: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
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Denomination of utility model: Rotating packed bed pyrolysis furnace and domestic waste treatment system with same Effective date of registration: 20180322 Granted publication date: 20170711 Pledgee: The Bank of Beijing Limited by Share Ltd. Anwar Road Branch Pledgor: Shenwu Technology Group Co.,Ltd. Registration number: 2018990000210 |
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