CN209263032U - A kind of house refuse coupling desiccation pyrolysis treatment systems - Google Patents
A kind of house refuse coupling desiccation pyrolysis treatment systems Download PDFInfo
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- CN209263032U CN209263032U CN201821507118.3U CN201821507118U CN209263032U CN 209263032 U CN209263032 U CN 209263032U CN 201821507118 U CN201821507118 U CN 201821507118U CN 209263032 U CN209263032 U CN 209263032U
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Abstract
The utility model discloses a kind of house refuses to couple desiccation pyrolysis treatment systems, it includes crushing-magnetic selection equipment, biological heat Air Coupling drying and other treatment equipment, pyrolysis gasification furnace, dual firing chamber, rapid-cooling heat exchanger, air preheater, exhaust treatment system and chimney；It is connected respectively by screw conveyor between crushing-magnetic selection equipment and biological heat Air Coupling drying and other treatment equipment and between biological heat Air Coupling drying and other treatment equipment and pyrolysis gasification furnace, dual firing chamber is set to the outside of pyrolysis gasification furnace, and be connected by gas port, it is connected by offgas duct between dual firing chamber and rapid-cooling heat exchanger, between rapid-cooling heat exchanger and air preheater, between air preheater and exhaust treatment system and between exhaust treatment system and chimney.The utility model processing system has the advantages that treatment effeciency is high, refuse pyrolysis gasification stability is high, process control is strong, pollutant concentration is low, operating cost is low etc., can be widely applied to application of city life garbage pyrolysis processing technical field.
Description
Technical field
The utility model belongs to technical field of domestic garbage treatment, and in particular at a kind of coupling desiccation pyrolysis of house refuse
Reason system.
Background technique
With the continuous improvement of living standards of the people, the content of organics in house refuse is more and more, and rubbish is aqueous
Rate is higher.Because of complicated component in house refuse, processing difficulty is big, if dealt with improperly, may cause serious secondary pollution.Closely
Nian Lai, with the reinforcement of environmental consciousness and the successive appearance of increasingly strict national environmental protection regulation and policy, Disposal of Domestic
" innoxious, minimizing and recycling " have become the basic principle that various countries follow, refuse pyrolysis technology is as realizing that this is former
One of effective way then has gradually obtained industry and has generally acknowledged.
Existing domestic garbage pyrolysis processing system is generally divided into without dry pretreatment and has dry pretreatment pyrolysis processing
Two class of system.Pyrolysis processing workshop section, which tool are directly entered without dry pretreating waste pyrolysis treatment systems, that is, house refuse
Have that process flow is simple, but pyrolysis oven is controlled and requires high, is difficult to stablize there are operating condition, the problems such as vent gas treatment is difficult.
There is dry pretreating waste pyrolysis treatment systems i.e. house refuse to reach certain journey (generally using revolving drum drying) by dry
Enter pyrolysis processing workshop section after degree, which house refuse enters before pyrolysis oven by drying, and pyrolysis efficiency improves, and is pyrolyzed air water
Point reduce, operating condition stability improve, but increase investment, it is excessive there are drying section foul smell the problems such as.Such as: the number of applying for a patent
The utility model patent of " consumer waste innocent pyrolysis treatment systems " is disclosed for the Chinese patent of CN20141004832.This
Outside, there is also following common problems for the domestic garbage pyrolysis processing system that above two class is commonly used: 1. entering pyrolysis gas
It is high to change furnace house refuse moisture content, the dry house refuse of amount of heat need to be consumed, dryer section thickness increases, and directly affects pyrolysis gas
Change efficiency and dual firing chamber's combustion efficiency；2. too high oxygen level in flue gas directly affects smoke emissioning concentration, inhibit dioxin synthesis
Effect is poor.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of house refuses to couple desiccation pyrolysis treatment systems, leads to
Introducing biological heat Air Coupling drying and other treatment equipment is crossed, thermal decomposition vaporization furnace and dual firing chamber are optimized, realizes the efficient desiccation of house refuse
It is effectively controlled with oxygen content in tail gas, refuse pyrolysis treatment effeciency and control secondary pollution and the discharge of tail gas is improved, to drop
Low equipment investment and O&M cost realize the innoxious and minimizing processing of house refuse.
The utility model solves above-mentioned technical problem with following technical solution:
A kind of house refuse of the utility model couples desiccation pyrolysis treatment systems, including be sequentially connected from front to back connect it is broken
Broken magnetic plant, biological heat Air Coupling drying and other treatment equipment, pyrolysis gasification furnace, dual firing chamber, rapid-cooling heat exchanger, air preheat
Device, exhaust treatment system and chimney；Between crushing-magnetic selection equipment and biological heat Air Coupling drying and other treatment equipment and biological heat
It is connected respectively by screw conveyor between Air Coupling drying and other treatment equipment and pyrolysis gasification furnace, dual firing chamber is set to pyrolysis gas
Change the outside of furnace and one is made, be connected between pyrolysis gasification furnace and dual firing chamber by gas port, dual firing chamber and chilling exchange heat
Between device, between rapid-cooling heat exchanger and air preheater, between air preheater and exhaust treatment system and vent gas treatment system
System is connected by offgas duct between chimney, and the offgas duct for connecting exhaust treatment system and chimney is equipped with air-introduced machine.
Crushing-magnetic selection equipment described in the utility model is made of crusher and magnetic separator, and the crusher is using shearing double
Axis crusher.
Biological heat Air Coupling drying and other treatment equipment described in the utility model includes shell, is successively set from the bottom to top in shell
Cloth gas-bearing formation, supporting layer, desiccation layer are set, the cloth gas-bearing formation includes air gas distribution pipe and hot wind gas distribution pipe, and the supporting layer is by support
Board group is at being evenly equipped with air distribution outlet, the desiccation layer is located at the top of supporting layer, handles for placing through crushing-magnetic selection on supporting plate
House refuse afterwards.
The headspace of biological heat Air Coupling drying and other treatment equipment described in the utility model is sent through air duct to pyrolysis gas
Change furnace, air blower is installed in air duct；The hot wind gas distribution pipe connects hot air pipe, and hot air pipe draws at the top of air preheater
Out, the bottom of air preheater and air cloth tracheae connect air blower by the road respectively.
The part hot gas of dual firing chamber described in the utility model leads back pyrolysis gasification furnace as domestic garbage pyrolysis through return pipe
Primary air, part hot gas are delivered to rapid-cooling heat exchanger through offgas duct.
Temperature-detecting device and oxygen content detector are equipped in the desiccation layer described in the utility model.
The utility model processing system has the advantages that
1. the utility model is by the way that by house refuse biological heat Air Coupling desiccation, it is raw to enter pyrolysis gasification furnace for effectively control
Msw water content living, low energy consumption for desiccation, substantially increases domestic garbage pyrolysis treatment effeciency.
2. the utility model by coupling desiccation control domestic garbage pyrolysis gasification oven primary air oxygen content, reduce into
Enter coefficient of excess air in pyrolysis oven, effectively controls dioxin synthesis, reduce fume treatment cost.
3. the processing system of the utility model has domestic garbage pyrolysis treatment effeciency height, refuse pyrolysis gasification stability
The high, advantages such as process control is strong, pollutant concentration is low, vent gas treatment difficulty is small, operating cost is low, can be widely applied to cities and towns
Domestic garbage pyrolysis processing technology field.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model house refuse coupling desiccation pyrolysis treatment systems.
Fig. 2 is the schematic view of facade structure of biological heat Air Coupling drying and other treatment equipment in Fig. 1.
Fig. 3 is the schematic top plan view of supporting plate in Fig. 2.
In figure: 1- shell, 2- supporting plate, 3- air gas distribution pipe, 4- hot wind gas distribution pipe, 5- cloth stratification of wind, 6- desiccation layer, 7- heat
Air valve, 8- air door, 9- air distribution outlet, 10- crushing-magnetic selection equipment, 11- screw conveyor one, 12- biological heat Air Coupling
Drying and other treatment equipment, 13- air hose, 14- screw conveyor two, 15- pyrolysis gasification furnace, 16- dual firing chamber, 17- gas port, 18-
Return pipe, 19- offgas duct one, 20- rapid-cooling heat exchanger, 21- offgas duct two, 22- air preheater, 23- offgas duct three, 24- tail
Gas processing system, 25- offgas duct four, 26- air-introduced machine, 27- offgas duct five, 28- chimney, 29- air blower one, 30- hot air pipe,
31- air blower two, 32- air duct, 33- air blower three.
Specific embodiment
Be described in detail the utility model below by embodiment, but protection scope it is unlimited this.
It is the specific embodiment of the utility model processing system below:
As shown in Figure 1, the utility model house refuse couples desiccation pyrolysis treatment systems, including it is sequentially connected from front to back
The crushing-magnetic selection equipment 10 that connects, biological heat Air Coupling drying and other treatment equipment 12, pyrolysis gasification furnace 15, dual firing chamber 16, chilling change
Hot device 20, air preheater 22, exhaust treatment system 24 and chimney 28；Crushing-magnetic selection equipment 10 and the desiccation of biological heat Air Coupling
It is connected between processing equipment 12 by screw conveyor 1, biological heat Air Coupling drying and other treatment equipment 12 and pyrolysis gasification furnace
It is connected between 15 by screw conveyor 2 14, dual firing chamber 16 is arranged in the outside of pyrolysis gasification furnace 15, and is made with dual firing chamber 16
One is connected, between dual firing chamber 16 and rapid-cooling heat exchanger 20 by gas port 17 between pyrolysis gasification furnace 15 and dual firing chamber 16
It is connected through offgas duct 1, is connected between rapid-cooling heat exchanger 20 and air preheater 22 through offgas duct 2 21, air preheat
It is connected between device 22 and exhaust treatment system 24 through offgas duct 3 23, the outlet of exhaust treatment system 24 connects through offgas duct 4 25
Air-introduced machine 26 is connect, air-introduced machine 26 connects chimney through offgas duct 5 27.
As Figure 2-3, the biological heat Air Coupling drying and other treatment equipment 12 includes shell 1, in shell 1 by down toward
On set gradually cloth gas-bearing formation 5, supporting layer, desiccation layer 6, the cloth gas-bearing formation 5 includes air gas distribution pipe 3 and hot wind gas distribution pipe 4, air
It is provided with air door 8 on gas distribution pipe 3, Hot-blast valve 7 is provided on hot wind gas distribution pipe 4；The supporting layer is by 2 groups of supporting plate
At being evenly equipped with air distribution outlet 9 on supporting plate 2, the desiccation layer 6 is located at the top of supporting layer, handles for placing through crushing-magnetic selection
House refuse afterwards, and temperature-detecting device and oxygen content detector (not shown) are equipped in desiccation layer.
The headspace of biological heat Air Coupling drying and other treatment equipment described in the utility model is sent through air duct 32 to pyrolysis
Gasification furnace 15 is equipped with air blower 2 31 in air duct 32；The hot wind gas distribution pipe 4 connects hot air pipe 30, and hot air pipe 30 is from sky
The Base top contact of air preheater 22, the bottom of air preheater 22 connect air blower 1 by the road, and air gas distribution pipe 3 is through air
Pipe 13 connects air blower 3 33.
Crushing-magnetic selection equipment 10 described in the utility model is made of crusher and magnetic separator, and shearing can be used in the crusher
Formula double-shaft crusher, when work, can be first be crushed after magnetic separation, be crushed after being also possible to first magnetic separation.
The part hot gas of dual firing chamber 15 described in the utility model leads back pyrolysis gasification furnace 15 through return pipe 18 and is used as life rubbish
Rubbish is pyrolyzed primary air, and part hot gas is delivered to rapid-cooling heat exchanger 20 through offgas duct 1.
When work, house refuse is sent into biological heat Air Coupling drying and other treatment equipment 12, warp after broken, magnetic separation pretreatment
Enter the progress pyrolytic gasification of domestic garbage pyrolysis gasification oven 15 after coupling desiccation, the fuel gas for being pyrolyzed generation passes through gas port 17
Into dual firing chamber 16, dual firing chamber 16 generates high-temperature flue gas and is partly refluxed to pyrolysis gasification furnace 15, partially through rapid-cooling heat exchanger 20, sky
Air preheater 22 enter after exchanging heat exhaust treatment system 24 (exhaust treatment system can using common injection calcium lime powder/
Active carbon+bag filter processing system), so that flue gas is reached " consumer waste incineration contamination control standard " (GB18485-2014)
Emission limit requirement, finally discharged under the action of air-introduced machine 26 through chimney 28.Air through air preheater 22 and flue gas into
Row heat exchange, hot-air are used as domestic garbage pyrolysis as coupling desiccation heat source, coupling drying tail gas oxygen content 15%~18%
Primary air.
Compared with existing system, the utility model processing system has domestic garbage pyrolysis treatment effeciency height, refuse pyrolysis
The advantages such as the stability that gasifies is high, process control is strong, pollutant concentration is low, vent gas treatment difficulty is small, operating cost is low, can be extensive
Applied to application of city life garbage pyrolysis processing technical field.
The example of the above is only the better embodiment of the utility model, is not used to limit the utility model
Practical range.It should be pointed out that due to the finiteness of literal expression, and objectively there is unlimited specific structure, it is practical for this
It, can be under the premise of not departing from the utility model central scope for novel person of an ordinary skill in the technical field
Several simple deduction or replace are made, are regarded as belonging to the protection scope of the utility model.
Claims (6)
1. a kind of house refuse couples desiccation pyrolysis treatment systems, it is characterised in that: it includes being sequentially connected to connect from front to back
Crushing-magnetic selection equipment, biological heat Air Coupling drying and other treatment equipment, pyrolysis gasification furnace, dual firing chamber, rapid-cooling heat exchanger, air preheat
Device, exhaust treatment system and chimney；Between crushing-magnetic selection equipment and biological heat Air Coupling drying and other treatment equipment and biological heat
It is connected respectively by screw conveyor between Air Coupling drying and other treatment equipment and pyrolysis gasification furnace, dual firing chamber is set to pyrolysis gas
Change the outside of furnace and one is made, be connected between pyrolysis gasification furnace and dual firing chamber by gas port, dual firing chamber and chilling exchange heat
Between device, between rapid-cooling heat exchanger and air preheater, between air preheater and exhaust treatment system and vent gas treatment system
System is connected by offgas duct between chimney, and the offgas duct for connecting exhaust treatment system and chimney is equipped with air-introduced machine.
2. house refuse couples desiccation pyrolysis treatment systems according to claim 1, it is characterised in that: the crushing-magnetic selection is set
Standby to be made of crusher and magnetic separator, the crusher uses shearing double-shaft crusher.
3. house refuse according to claim 1 or claim 2 couples desiccation pyrolysis treatment systems, it is characterised in that: the biological heat
Air Coupling drying and other treatment equipment includes shell, sets gradually cloth gas-bearing formation, supporting layer, desiccation layer in shell from the bottom to top, described
Cloth gas-bearing formation includes air gas distribution pipe and hot wind gas distribution pipe, and the supporting layer is made of supporting plate, and air distribution outlet is evenly equipped on supporting plate,
The desiccation layer is located at the top of supporting layer, for placing through crushing-magnetic selection treated house refuse.
4. house refuse couples desiccation pyrolysis treatment systems according to claim 3, it is characterised in that: the biology hot-air
The headspace for coupling drying and other treatment equipment is sent through air duct to pyrolysis gasification furnace, is equipped with air blower in air duct；The heat
Wind gas distribution pipe connects hot air pipe, and hot air pipe is from the Base top contact of air preheater, the bottom of air preheater and air gas distribution
Pipe connects air blower by the road respectively.
5. house refuse according to claim 1 or claim 2 couples desiccation pyrolysis treatment systems, it is characterised in that: the dual firing chamber
Part hot gas lead back pyrolysis gasification furnace as domestic garbage pyrolysis primary air through return pipe, part hot gas is conveyed through offgas duct
To rapid-cooling heat exchanger.
6. house refuse couples desiccation pyrolysis treatment systems according to claim 3, which is characterized in that set in the desiccation layer
There are temperature-detecting device and oxygen content detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821507118.3U CN209263032U (en) | 2018-09-14 | 2018-09-14 | A kind of house refuse coupling desiccation pyrolysis treatment systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821507118.3U CN209263032U (en) | 2018-09-14 | 2018-09-14 | A kind of house refuse coupling desiccation pyrolysis treatment systems |
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| CN209263032U true CN209263032U (en) | 2019-08-16 |
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| CN201821507118.3U Active CN209263032U (en) | 2018-09-14 | 2018-09-14 | A kind of house refuse coupling desiccation pyrolysis treatment systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185887A (en) * | 2018-09-14 | 2019-01-11 | 广西博世科环保科技股份有限公司 | A kind of house refuse coupling desiccation pyrolysis processing technique and processing system |
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2018
- 2018-09-14 CN CN201821507118.3U patent/CN209263032U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185887A (en) * | 2018-09-14 | 2019-01-11 | 广西博世科环保科技股份有限公司 | A kind of house refuse coupling desiccation pyrolysis processing technique and processing system |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200825 Address after: 530007 No.101 Gao'an Road, high tech Zone, Nanning City, Guangxi Zhuang Autonomous Region Patentee after: Guangxi Kelite Environmental Protection Technology Co., Ltd Address before: 530007 12 Kexing Road, Hi-tech Zone, XiXiangTang District, Nanning, the Guangxi Zhuang Autonomous Region Patentee before: Guangxi Bosch Environmental Technology Co.,Ltd. |