CN201520712U - Integrated treatment device for sludge drying and incineration - Google Patents

Integrated treatment device for sludge drying and incineration Download PDF

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Publication number
CN201520712U
CN201520712U CN2009202367490U CN200920236749U CN201520712U CN 201520712 U CN201520712 U CN 201520712U CN 2009202367490 U CN2009202367490 U CN 2009202367490U CN 200920236749 U CN200920236749 U CN 200920236749U CN 201520712 U CN201520712 U CN 201520712U
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CN
China
Prior art keywords
mud
sludge
drying
drying tube
feeding
Prior art date
Application number
CN2009202367490U
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Chinese (zh)
Inventor
楼波
Original Assignee
华南理工大学
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Priority to CN2009202367490U priority Critical patent/CN201520712U/en
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Publication of CN201520712U publication Critical patent/CN201520712U/en

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Abstract

The utility mode discloses an integrated treatment device for sludge drying and incineration. The device comprises a chain furnace, a drying pipe, a sludge feeding device and a flue gas treatment system, wherein the chain furnace at the lower part is connected with the sludge feeding device through the drying pipe with the height of 3-4m; the drying pipe is also connected with the flue gas treatment system through a pipeline; the sludge feeding device is arranged at the top end of the drying pipe; the upper end of a sludge barrel is respectively provided with a sludge inlet and a calcined lime inlet; the sludge barrel is internally provided with a sludge agitator connected with an electromotor, and the lower end of the sludge barrel is provided with a plurality of round holes with the aperture being 10-20mm as sludge outlets; the flue gas treatment system comprises an activated carbon nozzle, a bag-type dust remover, an induced draft fan and a chimney; and the activated carbon nozzle is arranged on the pipeline for communicating the drying pipe and the bag-type dust remover, and the bag-type dust remover 2, the induced draft fan 4-3 and the chimney are sequentially communicated with each other. The device is simple in structure, consumes less auxiliary fuels and can satisfy the treatment requirement of sludge drying and incineration with lower cost.

Description

A kind of drying sludge and burning integral treatment unit

Technical field

The utility model relates to mud burning treatment apparatus, particularly a kind of drying sludge and burning integral treatment unit.

Background technology

Mud is the by product that life and industrial sewage are handled, and this by product is rich in microorganism, pathogenic agent, virus etc., has stronger pollution character, if mishandling, can form pollution spread widely.Sludge incineration is fast with processing speed, minimizing degree height, and reusing of energy source, outstanding feature such as it is thorough to sterilize and being celebrated is a kind of processing mode more completely that is known as.Sludge incineration is handled the mud that requires stove usually and is handled through first, moisture is below 80%, need add a large amount of auxiliary fuels for UTILIZATION OF VESIDUAL HEAT IN in addition, waste heat boiler need be installed simultaneously and utilize cogeneration, cause system complex, the working cost height needs government just can be maintained sludge treatment expense and generating electricity charge double subsidy simultaneously.So the key of sludge incineration treatment process is to develop the thermo-efficiency height, running cost is low, and the burning process of compliance with environmental protection requirements.

The utility model content

The purpose of this utility model is to overcome the shortcoming of prior art, provides simple in structure, and it is few to consume auxiliary fuel, can satisfy the drying sludge and the burning integral treatment unit of the processing requirements of drying sludge and burning with less cost.

The input of the utility model auxiliary fuel is only handled in order directly to finish sludge incineration, and is not used in cogeneration, can significantly reduce the input amount of auxiliary fuel, reduces running cost; Utilize the mud of the dry high-moisture of waste heat of flue gas simultaneously, for burning is given security.This sludge incineration device can overcome the deficiencies in the prior art, and system is simple, and running cost is low, and compliance with environmental protection requirements.

The purpose of this utility model is achieved through the following technical solutions:

A kind of drying sludge and burning integral treatment unit comprise chain furnace, drying tube, mud feeding device and smoke processing system; The chain furnace that is positioned at the bottom passes through highly for the drying tube of 3-4m is connected with the mud feeding device, and drying tube also is connected with smoke processing system by pipeline;

Described mud feeding device is arranged on the drying tube top, comprises mud inlet, mud stirrer, unslaked lime inlet, mud bucket and sludge outlet; Mud bucket upper end is respectively equipped with mud inlet and unslaked lime inlet; Be provided with the mud stirrer that is connected with electric motor in the mud bucket, it is that the circular hole of 10-20mm is as sludge outlet that mud bucket lower end is provided with a plurality of apertures;

Described smoke processing system comprises gac spout, sack cleaner, induced draft fan and chimney, and the gac spout is arranged on drying tube and the pipeline that sack cleaner is communicated with, and sack cleaner 2, induced draft fan 4-3 and chimney are communicated with successively.

Described chain furnace comprises slag notch, primary air nozzle, louver stoker and coal-fired feeding machine; Add on the louver stoker and be used for the incendiary coal, the louver stoker lower end is provided with primary air nozzle, and the louver stoker front end has slag-drip opening, the coal-fired feeding machine of back termination, and the chain furnace upper end is communicated with the drying tube lower end.

The utility model has following advantage and effect with respect to prior art:

(1) the utility model is a purpose with sludge incineration, and fume afterheat is not used in generating, and the auxiliary fuel less investment has reduced the fuel and the running cost of sludge treatment;

(2) coal and mud layering in the chain furnace realizes stratified combustion, the residence time that helps improving coal, improves efficiency of combustion.

(3) drying sludge and burning disposal are integrated, and mud is not had the pre-treatment requirement, and system is simple, reduce investment.

(4) CaO that is used for mud depickling processing directly mixes with mud, and spray gac removing heavy-metal adopts sack cleaner in the flue gas, can satisfy environmental requirement.

More than comprehensive, this method for sludge treatment and system have the advantage that processing cost is low, environment protecting is good, can be used in the processing municipal sludge widely, and application prospect is wider.

Description of drawings

Fig. 1 is a kind of drying sludge of utility model and burning integral treatment unit schema;

Shown in Fig. 1: the coal-fired feeding machine 3-1 of 1-chain furnace 2-drying tube 3-mud feeding device 4-smoke processing system 1-1 slag notch 1-2 primary air nozzle 1-3 louver stoker 1-4 mud inlet 3-2 mud stirrer 3-3 unslaked lime inlet 3-4 mud bucket 3-5 sludge outlet 4-1 gac spout 4-2 sack cleaner 4-3 induced draft fan 4-4 chimney

Embodiment

Below in conjunction with accompanying drawing the utility model is further described.

As shown in Figure 1, a kind of drying sludge and burning integral treatment unit comprise following four parts: chain furnace 1, drying tube 2, mud feeding device 3 and smoke processing system 4.The chain furnace 1 that is positioned at the bottom passes through highly for the drying tube 2 of 3-4m is connected with mud feeding device 3, and drying tube 2 also is connected with smoke processing system 4 by pipeline.Chain furnace 1 comprises slag notch 1-1, primary air nozzle 1-2, louver stoker 1-3 and coal-fired feeding machine 1-4; Smoke processing system comprises gac spout 4-1, sack cleaner 4-2, induced draft fan 4-3 and chimney 4-4, gac spout 4-1 is arranged on drying tube 2 and the pipeline that sack cleaner 4-2 is communicated with, and sack cleaner 4-2, induced draft fan 4-3 and chimney 4-4 are communicated with successively.The louver stoker 1-3 of chain furnace 1 goes up to add and is used for the incendiary coal, chain furnace adopts louver stoker 1-3, louver stoker 1-3 lower end is provided with primary air nozzle 1-2, louver stoker 1-3 front end has slag-drip opening 1-1, the coal-fired feeding machine 1-4 of back termination, chain furnace 1 upper end is communicated with drying tube 2 lower ends, and drying tube 2 upper ends link to each other with mud feeding device 3 and exhaust treatment system; The mud feeding device is arranged on drying tube 2 tops, comprises mud inlet 3-1, mud stirrer 3-2, unslaked lime inlet 3-3, mud bucket 3-4 and sludge outlet 3-5; Mud bucket 3-4 upper end is respectively equipped with mud inlet 3-1 and unslaked lime inlet 3-3; Be provided with the mud stirrer 3-2 that is connected with electric motor in the mud bucket 3-4, the sludge quantity of handling is 2000kg/h-5000kg/h, it is 2 that the unslaked lime amount is got Ca/S by sulphur content in the mud, sludge quantity and unslaked lime add and stir, become scattered paste shape, mud bucket 3-4 lower end be provided with a plurality of apertures be the circular hole of 10-20mm as sludge outlet 3-5, it is that 10-20mm mud post falls from drying tube 2 tops that mud forms diameter.Fall in the process at drying tube 2 inner dryings, dry back mud falls on the coal seam of chain again, realizes the stratified combustion of mud and coal.Mud stirrer 3-2 can select the above common sludge stirrer of power of agitator 10KW for use, as selects WH400 type mud stirrer, power of agitator 45 (KW) for use.

Mud and unslaked lime add in the mud bucket 3-4 by mud inlet 3-1, unslaked lime inlet 3-3 respectively, after mud stirrer 3-2 evenly stirs, the mud post that forms about 10mm through sludge outlet 3-5 falls, such mud post can not be attached on the wall of drying tube 2, contact with high-temperature flue gas in the dropping process, realize adverse current with up flue gas and be dried, delay mud, drying tube 2 has 3-4m, for drying sludge provides the time.Dried mud is sent into the chain furnace 1 of drying tube 2 bottoms, coal in the chain furnace 1 is added on the louver stoker 1-3 of chain furnace 1 by coal-fired charging machine 1-4, along with moving ahead of louver stoker 1-3, dry back mud falls on the coal seam of louver stoker 1-3 again, one time wind is sent into by the primary air nozzle 1-2 under the chain, realize the stratified combustion of mud and coal, help improving burning of coal efficient.Along with chain movement, mud and coal burn, and the sludge silt that has burned is collected by slag notch 1-1.The flue gas that burning back produces is drawn by drying tube 2, is used for sludge-drying that mud bucket 3-4 is fallen, sprays into the charcoal absorption heavy metal by gac spout 4-1 in the flue gas of dry back, and the gac straying quatity is pressed flue gas flow 1g/m 3, collect flying dust by sack cleaner 4-2 then, clean flue gas is drained into chimney 4-4 through induced draft fan 4-3 again and discharges.

Claims (2)

1. drying sludge and burning integral treatment unit is characterized in that: comprise chain furnace, drying tube, mud feeding device and smoke processing system; The chain furnace that is positioned at the bottom passes through highly for the drying tube of 3-4m is connected with the mud feeding device, and drying tube also is connected with smoke processing system by pipeline;
Described mud feeding device is arranged on the drying tube top, comprises mud inlet, mud stirrer, unslaked lime inlet, mud bucket and sludge outlet; Mud bucket upper end is respectively equipped with mud inlet and unslaked lime inlet; Be provided with the mud stirrer that is connected with electric motor in the mud bucket, it is that the circular hole of 10-20mm is as sludge outlet that mud bucket lower end is provided with a plurality of apertures;
Described smoke processing system comprises gac spout, sack cleaner, induced draft fan and chimney, and the gac spout is arranged on drying tube and the pipeline that sack cleaner is communicated with, and sack cleaner 2, induced draft fan 4-3 and chimney are communicated with successively.
2. drying sludge according to claim 1 and burning integral treatment unit is characterized in that: described chain furnace comprises slag notch, primary air nozzle, louver stoker and coal-fired feeding machine; Add on the louver stoker and be used for the incendiary coal, the louver stoker lower end is provided with primary air nozzle, and the louver stoker front end has slag-drip opening, the coal-fired feeding machine of back termination, and the chain furnace upper end is communicated with the drying tube lower end.
CN2009202367490U 2009-09-30 2009-09-30 Integrated treatment device for sludge drying and incineration CN201520712U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202367490U CN201520712U (en) 2009-09-30 2009-09-30 Integrated treatment device for sludge drying and incineration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202367490U CN201520712U (en) 2009-09-30 2009-09-30 Integrated treatment device for sludge drying and incineration

Publications (1)

Publication Number Publication Date
CN201520712U true CN201520712U (en) 2010-07-07

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Application Number Title Priority Date Filing Date
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101963346A (en) * 2010-10-19 2011-02-02 华南理工大学 Chain boiler for recovering carbon with cinder
CN102071960A (en) * 2011-01-13 2011-05-25 新乡市胜利环保有限责任公司 Special-purpose bag filter for underground coal mine
CN102964041A (en) * 2012-12-03 2013-03-13 厦门荣惠盛新材料有限公司 Sludge burning treatment device and burning treatment method using device
CN103438458A (en) * 2013-08-21 2013-12-11 陈开宇 Novel garbage incinerator
CN103939913A (en) * 2014-05-14 2014-07-23 重庆三峰卡万塔环境产业有限公司 Sewage sludge and household garbage mixed incinerating device based on grate furnace
CN103964664A (en) * 2014-05-23 2014-08-06 东南大学 Sludge drying/incineration integrated machine and method thereof
CN105126519A (en) * 2015-08-29 2015-12-09 华南理工大学 Treatment system of smoke organic waste gas produced in circuit board disassembly

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101963346A (en) * 2010-10-19 2011-02-02 华南理工大学 Chain boiler for recovering carbon with cinder
CN101963346B (en) * 2010-10-19 2012-05-23 华南理工大学 Chain boiler for recovering carbon with cinder
CN102071960A (en) * 2011-01-13 2011-05-25 新乡市胜利环保有限责任公司 Special-purpose bag filter for underground coal mine
CN102071960B (en) * 2011-01-13 2012-10-10 新乡市胜利环保有限责任公司 Special-purpose bag filter for underground coal mine
CN102964041A (en) * 2012-12-03 2013-03-13 厦门荣惠盛新材料有限公司 Sludge burning treatment device and burning treatment method using device
CN102964041B (en) * 2012-12-03 2014-02-12 厦门荣惠盛新材料有限公司 Sludge burning treatment device and burning treatment method using device
CN103438458A (en) * 2013-08-21 2013-12-11 陈开宇 Novel garbage incinerator
CN103939913A (en) * 2014-05-14 2014-07-23 重庆三峰卡万塔环境产业有限公司 Sewage sludge and household garbage mixed incinerating device based on grate furnace
CN103939913B (en) * 2014-05-14 2016-05-25 重庆三峰卡万塔环境产业有限公司 Mud based on grate furnace and domestic garbage mixing incinerator
CN103964664A (en) * 2014-05-23 2014-08-06 东南大学 Sludge drying/incineration integrated machine and method thereof
CN105126519A (en) * 2015-08-29 2015-12-09 华南理工大学 Treatment system of smoke organic waste gas produced in circuit board disassembly
CN105126519B (en) * 2015-08-29 2017-12-01 华南理工大学 A kind of wiring board disassembles the processing system of smog organic exhaust gas

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100707

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