CN206478647U - House refuse dehumidifying pyrolysis gasifying device - Google Patents
House refuse dehumidifying pyrolysis gasifying device Download PDFInfo
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- CN206478647U CN206478647U CN201720150485.1U CN201720150485U CN206478647U CN 206478647 U CN206478647 U CN 206478647U CN 201720150485 U CN201720150485 U CN 201720150485U CN 206478647 U CN206478647 U CN 206478647U
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- pyrolysis
- thermal cracking
- dry thermal
- house refuse
- firing chamber
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- Processing Of Solid Wastes (AREA)
Abstract
The utility model discloses a kind of house refuse dehumidifying pyrolysis gasifying device, including garbage disposal tower, dehumidification by condensation device, high-temperature air preheater, low-temperature air preheater and air blower, garbage disposal tower is sequentially provided with downwards dry thermal cracking room, pyrolysis vaporizer and firing chamber along longitudinal direction, rubbish enters from dry thermal cracking room upper end, the damp and hot flue gas produced sequentially passes through dehumidification by condensation device and firing chamber, enter pyrolysis vaporizer in the presence of negative pressure into the damp and hot flue gas in firing chamber, and then can occur water gas reaction, it is provided with pyrolysis gas outlet in one end of pyrolysis vaporizer.The utility model can control house refuse in the space residence time by adjusting fire bars rotary speed；The calorific value of pyrolysis gas is added while reducing moisture in pyrolysis gas again, the phosphorus content in the risk of bed of material coking on pyrolysis vaporizer's rotary furnace bar, reduction lime-ash can also be reduced；The utility model device is set to handle the house refuse that moisture content is more than 60%.
Description
Technical field
The utility model is related to solid waste resource recovery processing technology field, it particularly relates to a kind of house refuse
Dehumidify pyrolysis gasifying device.
Background technology
Existing domestic garbage pyrolysis gasification is generally completed in the equipment such as fixed bed, fluid bed, rotary kiln, is pyrolyzed combustible gas
Body is drawn above rubbish, and the moisture overwhelming majority in rubbish becomes water vapour and is mixed into pyrolysis gas, causes fuel gas calorific value
Low, second-time burning room temperature does not increase.In order to meet the environmental requirement that second-time burning temperature is more than 850 DEG C, auxiliary combustion need to be put into
Material, adds garbage disposal cost, limits the popularization and application of domestic garbage pyrolysis incineration technology.
Patents have Chinese patent CN2811769Y " a kind of solid waste incinerator for thermal decomposition ", Chinese patent
CN101845327A " waste gasification purification reacting furnace ", Chinese patent CN2898620Y " vertical converter type house refuse cracking gasifications
Incinerator " and Chinese patent CN101705114A " a kind of method that rotary kiln to melt gasification house refuse produces combustible gas ",
Its common trait is that refuse pyrolysis gasification is completed in a cavity, the process such as drying garbage, pyrolysis, oxidation, reduction,
Generation successively without obvious boundary line.
Utility model content
The purpose of this utility model is to propose a kind of house refuse dehumidifying pyrolysis gasifying device, to solve in the prior art
The above mentioned problem of presence.
To realize above-mentioned utility model purpose, what the technical solution of the utility model was realized in：
House refuse dehumidifies pyrolysis gasifying device, including garbage disposal tower, dehumidification by condensation device, high-temperature air preheater, low
Warm air preheater and air blower, the garbage disposal tower along longitudinal direction be sequentially provided with downwards dry thermal cracking room, pyrolysis vaporizer and
Dry thermal cracking blast pipe and dry thermal cracking room rotary furnace bar are sequentially provided with downwards along longitudinal direction in firing chamber, the dry thermal cracking room,
The dry thermal cracking blast pipe is connected by high-temperature air preheater with the air blower, in the pyrolytic gasification room along longitudinal direction to
Under be sequentially provided with pyrolytic gasification blast pipe and pyrolysis vaporizer's rotary furnace bar, the pyrolytic gasification blast pipe is pre- by Cryogenic air
Hot device is connected with the air blower, and the bottom of the firing chamber, which is provided with slag removing chamber, the firing chamber, is provided with firing chamber's air inlet pipe,
Firing chamber's air inlet pipe is connected with the air blower, and the upper end of the dry thermal cracking room is provided with garbage inlet, the drying
The side of pyrolysis chamber is exported provided with wet flue gas, and the wet flue gas outlet is connected with the air inlet of dehumidification by condensation device, and the condensation is removed
The gas outlet of wet device is connected with the wet flue gas import located at firing chamber side, and the side of the pyrolysis vaporizer is provided with pyrolytic gasification
Gas vent.
Further, the outlet of the slag removing chamber is connected with slag remover, the slag removing chamber provided with fire grate of slagging tap, and bottom is set
There is slag removing chamber's ash bucket.
Further, the dehumidification by condensation device is connected with cooling tower by cooling water flow regulating valve and cooling water pump.
Further, on the pipeline between high-temperature air preheater and the dry thermal cracking blast pipe, the Cryogenic air
On pipeline on pipeline between preheater and pyrolytic gasification blast pipe and between the air blower and firing chamber's air inlet pipe
Provided with regulating valve.
The beneficial effects of the utility model：
1st, by adjusting fire bars rotary speed, house refuse can be controlled in the space residence time, device is adapted to
The change of garbage water, calorific value, improves treatment effeciency；
2nd, the calorific value of pyrolysis gas is added while reducing moisture in pyrolysis gas again, simultaneously as water vapour is to pyrolysis gas
Change the regulation of material layer temperature, it is possible to reduce the risk of bed of material coking on pyrolysis vaporizer's rotary furnace bar, can also reduce in lime-ash
Phosphorus content；
3rd, the utility model device is handled the house refuse that moisture content is more than 60%, further, can promote
To the heat treatment of water treatment sludge.
Brief description of the drawings
Fig. 1 is the structural representation of house refuse dehumidifying pyrolysis gasifying device described in the utility model.
Shown in figure：
1- garbage inlets；2- dry thermal crackings room；3- pyrolysis vaporizer；4- firing chambers；5- slag removing chamber；6- slag removers；7-
Slag removing chamber's ash bucket；8- slags tap fire grate；9- firing chambers air inlet pipe；10- pyrolytic gasification blast pipes；11- dry thermal cracking blast pipes；12-
Pyrolytic gasification gas vent；13- regulating valves；14- dry thermal crackings room rotary furnace bar；15- pyrolysis vaporizer rotary furnace bar；16- is high
Warm air preheater；17- low-temperature air preheaters；18- air blowers；19- wet flue gas is exported；20- wet flue gas imports；21- is condensed
Dehumidifier；22- air inlets；23- gas outlets；24- dehumidifier cooling water inlets；25- dehumidifier coolant outlets；26- dehumidifiers
Condense water out；27- cooling towers；28- cooling water pumps；29- cooling water flow regulating valves.
Embodiment
With reference to accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described.
As shown in figure 1, a kind of house refuse dehumidifying pyrolysis gasifying device described in the utility model, including garbage disposal
Tower, dehumidification by condensation device 21, high-temperature air preheater 16, low-temperature air preheater 17 and air blower 18, the garbage disposal tower edge
Longitudinal direction is sequentially provided with downwards in dry thermal cracking room 2, pyrolysis vaporizer 3 and firing chamber 4, the dry thermal cracking room 2 along longitudinal direction downwards
Dry thermal cracking blast pipe 11 and dry thermal cracking room rotary furnace bar 14 are sequentially provided with, the dry thermal cracking blast pipe 11 is empty by high temperature
Air preheater 16 is connected with the air blower 18, and pyrolytic gasification air intake is sequentially provided with downwards along longitudinal direction in the pyrolysis vaporizer 2
Pipe 10 and pyrolysis vaporizer's rotary furnace bar 15, the pyrolytic gasification blast pipe 10 pass through low-temperature air preheater 17 and the air blast
Machine 18 is connected, and the bottom of the firing chamber 4, which is provided with slag removing chamber 5, the firing chamber 4, is provided with firing chamber's air inlet pipe 9, the roasting
Room air inlet pipe 9 is connected with the air blower 18, and the upper end of the dry thermal cracking room 2 is provided with garbage inlet 1, the dry thermal cracking
The side of room 2 is provided with wet flue gas outlet 19, and the wet flue gas outlet 19 is connected with the air inlet 22 of dehumidification by condensation device 21, described cold
The gas outlet 23 of solidifying dehumidifier 21 is connected with the wet flue gas import 20 located at the side of firing chamber 4, the side of the pyrolysis vaporizer 3
Provided with pyrolytic gasification gas vent 11.
In the present embodiment, the outlet of the slag removing chamber 5 is connected with slag remover 6, the slag removing chamber 5 provided with fire grate of slagging tap
8, bottom is provided with slag removing chamber's ash bucket 6.
In the present embodiment, the dehumidification by condensation device 21 is connected with by cooling water flow regulating valve 29 and cooling water pump 28
Cooling tower 27, specifically, dehumidification by condensation device 21 is provided with the dehumidifier cooling water inlet 24 and dehumidifier being connected with cooling tower 27
Coolant outlet 25, damp and hot flue gas is provided with by the cold condensed water formed after you of dehumidification by condensation device 21 by dehumidification by condensation device 21
Dehumidifier condense water out 26 discharge.
In the present embodiment, on the pipeline between the high-temperature air preheater 16 and dry thermal cracking blast pipe 11 it is, described
On pipeline between low-temperature air preheater 17 and pyrolytic gasification blast pipe 10 and the air blower 18 and firing chamber's air inlet pipe 9
Between pipeline on be equipped with regulating valve 13.
The invention also discloses the application method of house refuse dehumidifying pyrolysis gasifying device, including following step
Suddenly：
1) house refuse is put into dry thermal cracking room 2 from garbage inlet 1, imitated to improve drying for house refuse
Really, material of igniting (such as material fire) can be added on dry thermal cracking room rotary furnace bar 14；
2) speed, the calorific value of house refuse, the humidity of house refuse and the dry thermal cracking room 2 added according to house refuse
Interior temperature adjusts the quantity of hot air that dry thermal cracking room air inlet pipe 11 enters by regulating valve 13, and the house refuse and heat of entrance are empty
Gas is contacted, and house refuse is dried, and occurs capacity reducing and partial pyrolysis reaction in bottom, and house refuse is in the rotation of dry thermal cracking room
In the presence of converter bar 14, the rubbish for having occurred capacity reducing gradually falls into pyrolysis vaporizer 3；
3) water content that the wet flue gas in 19 is exported according to wet flue gas is removed by the regulation condensation of cooling water flow regulating valve 29
The cold feed amount of wet device 21.The damp and hot flue gas of dry thermal cracking room 2 is dried under the guiding of the negative pressure of pyrolytic gasification gas vent 12,
Into dehumidification by condensation device 21, the moisture in wet flue gas is condensed separation.
4) pyrolytic gasification is adjusted by regulating valve 13 according to the temperature in the addition speed of house refuse, pyrolysis vaporizer 3
The quantity of hot air that room air inlet pipe 10 enters.Fall into the house refuse of pyrolysis vaporizer 3 on pyrolysis vaporizer's rotary furnace bar 15 with
The reaction of the pyrolytic gasifications such as anoxycausis, reduction occurs for the hot-air that low-temperature air preheater 17 comes, and gas is in pyrolytic gasification gas
Body is exported in the presence of 12 negative pressure, is brought out through dry thermal cracking room 2, lime-ash falls into firing chamber 4；
5) air blower 18 is blasted enough air to firing chamber 4 by regulating valve 13, control temperature and the roasting of roasting
Time.Lime-ash is fallen into behind firing chamber 4, and the carbon residue quilt in calcination, lime-ash is carried out with the normal temperature air that air blower 18 is sent
Further burning is removed, and it is 1-4h with the residence time to control sintering temperature to be 400-850 DEG C, and the control of lime-ash igloss amount can be made to exist
Less than 3%.Firing chamber 4 is sufficient oxygen burning, and the high temperature carbon dioxide gas of generation passes through pyrolysis vaporizer under the guiding of negative pressure
3, it is reduced to carbon monoxide.
6) fired clinker ignition loss qualified lime-ash up to standard, falls into slag removing chamber 5, by fire grate 8 of slagging tap by certain speed
Send into slag remover 6, speed of slagging tap controllable.In addition, the damp and hot flue gas on the top of dry thermal cracking room 2, in pyrolytic gasification gas vent
Under the guiding of 12 negative pressure, the top of firing chamber 4 is entered by the top wet flue gas import 20 of firing chamber 4, through pyrolysis vaporizer's rotation
With the carbon in the bed of material water gas reaction occurs for the scorching hot bed of material on fire bars 15, water vapour at high temperature：
C+H2O-----H2+CO
So as to further improve the combustion value of pyrolysis gas.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (4)
- The pyrolysis gasifying device 1. house refuse dehumidifies, it is characterised in that including garbage disposal tower, dehumidification by condensation device, high temperature air Preheater, low-temperature air preheater and air blower, the garbage disposal tower are sequentially provided with downwards dry thermal cracking room, pyrolysis along longitudinal direction Dry thermal cracking blast pipe is sequentially provided with downwards along longitudinal direction in vaporizer and firing chamber, the dry thermal cracking room and dry thermal cracking room is revolved Converter bar, the dry thermal cracking blast pipe is connected by high-temperature air preheater with the air blower, in the pyrolytic gasification room Pyrolytic gasification blast pipe and pyrolysis vaporizer's rotary furnace bar are sequentially provided with downwards along longitudinal direction, and the pyrolytic gasification blast pipe passes through low Warm air preheater is connected with the air blower, and the bottom of the firing chamber is provided with slag removing chamber, the firing chamber provided with roasting Room air inlet pipe, firing chamber's air inlet pipe is connected with the air blower, and the upper end of the dry thermal cracking room is provided with garbage inlet, The side of the dry thermal cracking room is exported provided with wet flue gas, and the wet flue gas outlet is connected with the air inlet of dehumidification by condensation device, institute The gas outlet for stating dehumidification by condensation device is connected with the wet flue gas import located at firing chamber side, and the side of the pyrolysis vaporizer is provided with Pyrolytic gasification gas vent.
- The pyrolysis gasifying device 2. house refuse according to claim 1 dehumidifies, it is characterised in that the outlet of the slag removing chamber It is connected with slag remover, the slag removing chamber provided with fire grate of slagging tap, bottom is provided with slag removing chamber's ash bucket.
- The pyrolysis gasifying device 3. house refuse according to claim 1 dehumidifies, it is characterised in that the dehumidification by condensation device leads to Supercooled water flow control valve and cooling water pump are connected with cooling tower.
- The pyrolysis gasifying device 4. house refuse according to claim 1 dehumidifies, it is characterised in that the high temperature air preheating On pipeline on pipeline between device and dry thermal cracking blast pipe, between the low-temperature air preheater and pyrolytic gasification blast pipe And it is equipped with regulating valve on the pipeline between the air blower and firing chamber's air inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720150485.1U CN206478647U (en) | 2017-02-20 | 2017-02-20 | House refuse dehumidifying pyrolysis gasifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720150485.1U CN206478647U (en) | 2017-02-20 | 2017-02-20 | House refuse dehumidifying pyrolysis gasifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206478647U true CN206478647U (en) | 2017-09-08 |
Family
ID=59748501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720150485.1U Expired - Fee Related CN206478647U (en) | 2017-02-20 | 2017-02-20 | House refuse dehumidifying pyrolysis gasifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206478647U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678814A (en) * | 2017-02-20 | 2017-05-17 | 长沙超梵环境科技有限公司 | Dehumidification, pyrolysis and gasification device for household garbage, and use method thereof |
| CN108375073A (en) * | 2018-04-10 | 2018-08-07 | 西安热工研究院有限公司 | A kind of system and method carrying out refuse pyrolysis gasification process using nuclear energy |
| CN108758644A (en) * | 2018-07-30 | 2018-11-06 | 浙江浦江加百列生态科技有限公司 | A kind of low temperature magnetic air refuse disposal installation |
-
2017
- 2017-02-20 CN CN201720150485.1U patent/CN206478647U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678814A (en) * | 2017-02-20 | 2017-05-17 | 长沙超梵环境科技有限公司 | Dehumidification, pyrolysis and gasification device for household garbage, and use method thereof |
| CN108375073A (en) * | 2018-04-10 | 2018-08-07 | 西安热工研究院有限公司 | A kind of system and method carrying out refuse pyrolysis gasification process using nuclear energy |
| CN108758644A (en) * | 2018-07-30 | 2018-11-06 | 浙江浦江加百列生态科技有限公司 | A kind of low temperature magnetic air refuse disposal installation |
| CN108758644B (en) * | 2018-07-30 | 2024-04-05 | 浙江浦江加百列生态科技有限公司 | Low-temperature magnetized air garbage treatment device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20200220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |