CN207880846U - A kind of dewatered sludge is oxygen-enriched to be burned and cement kiln synergic processing device of sludge - Google Patents
A kind of dewatered sludge is oxygen-enriched to be burned and cement kiln synergic processing device of sludge Download PDFInfo
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- CN207880846U CN207880846U CN201721214955.2U CN201721214955U CN207880846U CN 207880846 U CN207880846 U CN 207880846U CN 201721214955 U CN201721214955 U CN 201721214955U CN 207880846 U CN207880846 U CN 207880846U
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Abstract
The utility model is related to the oxygen-enriched burnings of technical field of sludge treatment more particularly to a kind of dewatered sludge and cement kiln synergic processing device of sludge.Described device includes sludge broken wall drying device, oxygen generation system, rotary type sludge incinerator and the transformation partial devices with the dore furnace of cement and rotary kiln, rotary type sludge incinerator includes mainly sewage sludge feed bucket, sludge conveying device, burns furnace body and firedoor hood, the sewage sludge feed bucket is arranged at the feed inlet of sludge broken wall drying device, and the sludge broken wall drying device is arranged between sewage sludge feed bucket and sludge conveying device；Sludge conveying device is arranged in described one end for burning furnace body, and firedoor hood is arranged in the other end；The oxygen generation system is arranged near firedoor hood position, stays enough safe distances.The utility model burning sludge during producing cement handles municipal sludge, reduces the consumption of the cement material energy and resource.
Description
Technical field
The utility model belongs to technical field of sludge treatment, is related to a kind of revolution handling dewatered sludge under excess oxygen
Formula incinerator, and in particular to after a kind of sludge drying, in excess oxygen rotary incinerator and cement kiln Combined Treatment city next time
The device of city's sludge.
Background technology
Municipal sludge is the sediment after sewage treatment plant's treated sewage.Urbanization in China is constantly accelerated, urban human
Mouth sharply increases, and urban wastewater discharge increasingly increases so that municipal sludge yield is increasing.Containing more in municipal sludge
Heavy metal species and noxious material jeopardize people's health, cause environmental pollution.As people's environmental consciousness and national pollution treatment are wanted
The raising asked, properly settling municipal sludge becomes arduous and urgent task.
For the processing mode of municipal sludge, there are sanitary landfills, burning and heap using more universal processing method at present
Fertilizer is agricultural etc..Due in sludge, containing numerous harmful substances, the pollutants such as dioxin being will produce after burning, cause secondary pollution,
And cement production system collaboration processing municipal sludge has the advantages such as cleaning, safe, sustainable.Cement industry is as traditional row
Industry is resource, major power consumer.The main Thermal Equipment of rotary kiln and dore furnace as cement production system, needs to consume
A large amount of fuel.Contain combustible in municipal sludge, cement production system collaboration processing municipal sludge can utilize can in sludge
Combustion things matter, lime-ash can be used as cement raw material after sludge incineration, and therefore, dirt can both be handled by burning away the refuse in cement production system
Mud, and the consumption of energy resources can be reduced.
Oxygen-enriched combustion technology is that one kind of oxygen-enriched air as the combustion-supporting gas using the volume content of oxygen higher than 21% is efficient
Overheavy firing technology.The technology can reduce fuel burning point, accelerate fuel combustion speed, promote fuel combustion completely, improve fire
Flame temperature, reinforcing heat utilization ratio etc..Oxygen-enriched combustion technology is applied in cement production system collaboration processing municipal sludge, profit
It catches fire in sludge, after-flame, reduces the combustion air volume for being sent into cement decomposing furnace.
Utility model content
For the problems in background technology, the purpose of this utility model is to provide a kind of oxygen-enriched burning of dewatered sludge and water
Stall cooperative disposal device of sludge, burning sludge during producing cement handle municipal sludge, reduce manufacture of cement energy
Consumption.
To achieve the goals above, the technical solution of the utility model is as follows：
A kind of oxygen-enriched burning of dewatered sludge and cement kiln synergic processing device of sludge, described device include the drying of sludge broken wall
Device (21), oxygen generation system (5), rotary type sludge incinerator, rotary type sludge incinerator mainly include sewage sludge feed bucket (1),
Sludge conveying device (2) burns furnace body (3) and firedoor hood (8), it is characterised in that：
The sewage sludge feed bucket (1) is arranged at the feed inlet of sludge broken wall drying device (21), and the sludge broken wall is dry
Dry device (21) is arranged between sewage sludge feed bucket (1) and sludge conveying device (2)；One end connection for burning furnace body (3)
Sludge conveying device (2), the other end connect firedoor hood (8)；The oxygen generation system (5) is arranged next to firedoor hood (8).
Further, described device further includes sludge crushing device (18)；
The sludge crushing device (18) is arranged in the lower end of sludge broken wall drying device (21), for big after drying
Block sludge is smashed, and is burnt in incinerator conducive to sludge.
Further, described device further includes entering the heating pipe (19) of sludge drying mechanism and going out sludge drying mechanism
Refrigerator pipe (20)；
Lower part of heating pipe (19) setting of the sludge drying mechanism in sludge broken wall drying device (21) side；
It is described go out sludge drying mechanism refrigerator pipe (20) setting sludge broken wall drying device (21) side top.
Further, described device further includes booster burners (9)；
The booster burners (9) are arranged in swinging incinerator kiln hood lid position, will be helped by booster burners (9)
Combustion gas body sprays into combustion-supporting in kiln.
Further, described device further includes transmission device (4)；
The outside that stove ketoboidies is burned in swinging is arranged in the transmission device (4), for it is fixed burn furnace body (3) and
Furnace body (3) will be burned slowly to rotate, sludge constantly rolls and constantly moves down.
Further, there is the burning furnace body (3) certain angle to tilt down, and be rotated to convenient for the sludge after burning
Low side discharging, according to material, residence time and the technique of burning in stove determine inclined angle.
Further, the oxygen generation system (5) uses embrane method oxygen or molecular sieve oxygen generation.
The advantageous effect of the utility model compared with the existing technology is：
The utility model discloses sludge drying rotary kiln under a kind of excess oxygen and cement furnace cooperative disposal city are dirty
The method of mud installs sludge broken wall drying device, oxygen generation system and dewatered sludge swinging additional and burns on cement production system
Stove removes tertiary-air pipe in cement production system, tertiary air and the oxygen generation system oxygen mix produced extracted by kiln head cover,
Oxygen-enriched effect is generated, burning sludge in sludge incinerator is first fed into, flue gas is sent into cement decomposing furnace the burning for completing fuel,
The heat that sludge incinerator generates is sent into dore furnace, provides the partial heat of raw material decomposition, lime-ash is sent into rotary kiln, as life
A part for material continues to calcine.The utility model, using calorific value in sludge, realizes green under the premise of not influencing manufacture of cement
Decontamination, while using the flue gas of waste heat boiler discharge, exhaust gas temperature is reduced, heat loss is reduced, energy utilization rate is improved.To environment
Protection and energy-saving and emission-reduction have highly important value.
Description of the drawings
Fig. 1 is the cement furnace cooperative disposal device of sludge structure chart of the utility model.
Wherein, 1- sewage sludge feeds bucket；2- sludge conveying devices；3- burns furnace body；4- transmission devices；5- oxygen generation systems；6-
Pipeline one；7- pipelines two；8- firedoor hoods；9- booster burners；10- dore furnaces；11- preheaters；12- pipelines three；13- pipelines
Four；14- rotary kiln transmission devices；15- cement rotary kilns；16- waste heat exhanst gas outlet 17- grate-coolers；18- sludge crushing devices；
19- enters the heating pipe of sludge drying mechanism；20- goes out the refrigerator pipe of sludge drying mechanism；21- sludge broken wall drying devices.
Specific implementation mode
With reference to the accompanying drawings and detailed description, detailed elaboration is made to the specific embodiment of the utility model.This
A little specific implementation modes only are not used for limiting the scope of the utility model or implementation principle, the guarantor of the utility model for narration
Shield range is still subject to claim, including obvious changes or variations etc. made on this basis.
The utility model discloses sludge drying rotary incinerators under a kind of excess oxygen and cement furnace cooperative disposal city
The method of city's sludge removes the tertiary-air pipe in cement production system, addition sludge broken wall drying device, oxygen generation system and desiccation
Sludge swinging incinerator.Fig. 1 is improved equipment schematic diagram.
Sludge broken wall drying device 21, oxygen generation system 5 and rotary type sludge incinerator are added in cement production system, are burnt
It includes 1 sewage sludge feed bucket, 2 sludge conveying devices, 3 inclined furnace bodies, 8 firedoor hoods and 9 booster burners to burn stove mainly.
Sewage sludge feed bucket 1 is arranged at the feed inlet of sludge broken wall drying device 21, and sludge broken wall drying device 21 is arranged
Between sewage sludge feed bucket 1 and sludge conveying device 2；Sludge conveying device 2, other end setting is arranged in the one end for burning furnace body 3
Firedoor hood 8；Oxygen generation system 5 is arranged next to firedoor hood 8.
As a preferred option, the cement furnace cooperative disposal device of sludge of the utility model further includes sludge crushing device
18, the sludge crushing device 18 is arranged in the lower end of sludge broken wall drying device 21, is beaten for the bulk sludge after drying
It is broken, it burns in incinerator conducive to sludge.
As a preferred option, the cement furnace cooperative disposal device of sludge of the utility model further includes entering drying sludge
The heating pipe 19 of device and the refrigerator pipe 20 for going out sludge drying mechanism；The heating pipe 19 of the sludge drying mechanism is arranged in dirt
The lower part of 21 side of mud broken wall drying device；It is described go out sludge drying mechanism refrigerator pipe 20 be arranged in sludge broken wall drying device
The top of 21 sides.
It is higher that sludge contains moisture, it is necessary to ability incendivity after dry, so it is broken to add sludge before sludge enters incinerator
Wall drying device reduces the heat that sludge absorbs in incinerator using the flue gas drying sludge from waste heat boiler, and raising is burnt
Temperature in stove is burnt, sludge incineration is conducive to.
As a preferred option, the cement furnace cooperative disposal device of sludge of the utility model further includes booster burners 9；
The setting of the booster burners 9 is covered in kiln hood, and can spray into low catch fire by 9 booster burners if sludge cannot burn lights
Expect combustion-supporting.
As a preferred option, the cement furnace cooperative disposal device of sludge of the utility model further includes transmission device 4；
The setting of the transmission device 4 is turned round in sludge burns outside kiln cylinder body, is slowly rotated for that will burn furnace body 3, sludge constantly turns over
It rolls and constantly moves down.
As a preferred option, the cement furnace cooperative disposal device of sludge of the utility model further includes rotary kiln transmission dress
Set 14；The rotary kiln transmission device 14 is arranged outside cement kiln tube body, for slowly rotating rotary kiln 15.
As a preferred option, there is the burning furnace body 3 certain angle to tilt down.
Increase oxygenerator in systems, makes in incinerator sludge in oxygen-enriched lower burning.As a preferred option, oxygen system processed
Embrane method oxygen or molecular sieve oxygen generation can be used in system, can also utilize embrane method oxygen and molecular sieve oxygen generation simultaneously.It can be dropped under excess oxygen
Low fuel burning point promotes fuel completely burned, improves flame temperature etc., be conducive to sludge catch fire, after-flame.It can also reduce simultaneously
The quantity of hot air that kiln hood extracts.
Contain a large amount of combustible hazardous substances and heavy metal in sludge, combustible hazardous substance is decomposed combustion in sludge after burning
It burns, and heavy metal is present in lime-ash and continues to calcine in rotary kiln as cement raw material into rotary kiln, to realize dirt
Mud harmless treatment.
The cement furnace cooperative disposal sludge method of the utility model is specific as follows：
Sludge is sent into 21 sludge broken wall drying devices by 1 sewage sludge feed bucket, about containing 70% moisture, sludge in sludge
Initially enter drying device drying.Heat smoke in waste heat boiler is sent by 19 heating pipes, at high temperature, is had in sludge
Machine object cell wall rupture, moisture is flowed out and is dried in cell, is completed dry cold air and is excluded by 20 refrigerator pipes.Sludge broken wall is dried
Device makes full use of waste heat, completes drying sludge.Sludge after drying enters in 18 sludge crushing devices, and bulk sludge is beaten
It is broken, it burns in incinerator conducive to sludge.Sludge after smashing is sent into through sludge conveying device 2 in swinging incinerator, is burned
Stove has certain angle to tilt down, and under the action of transmission device 4, incinerator slowly rotates, and sludge constantly rolling is not
It is disconnected to move down.Oxygen made from oxygen generation system 5 accesses the booster burners 9 on firedoor hood 8 through pipeline 1, into sludge rotary kiln
Participate in burning, oxygen generation system produce oxygen more than needed also can another roughing-in enter dore furnace 10 and rotary kiln 15 provides oxygen
It is combustion-supporting.For the supply air system of incinerator in its low side, the oxygen that hot-air and 5 oxygen generation systems from kiln head of rotary cement kiln obtain is mixed
It is sent into stove in 8 firedoor hoods after conjunction, oxygen-enriched air is provided for sludge incineration.Lime-ash is drawn off in incinerator low side, through pipeline 3 12
Into rotary kiln.Flue gas is discharged by 16 waste heat exhanst gas outlets, is sent into dore furnace through pipeline 4 13, is fuel combustion in dore furnace
Oxygen is provided.
17 quality coal in cement kiln systems important component of grate-cooler, effect are screening and cooling clinker.
Claims (7)
1. a kind of oxygen-enriched burning of dewatered sludge and cement kiln synergic processing device of sludge, described device include sludge broken wall drying dress
It sets（21）, oxygen generation system（5）, rotary type sludge incinerator, rotary type sludge incinerator mainly include sewage sludge feed bucket（1）, it is dirty
Mud transmission device（2）, burn furnace body（3）And firedoor hood（8）, it is characterised in that：
The sewage sludge feed bucket（1）It is arranged in sludge broken wall drying device（21）Feed inlet at, sludge broken wall drying dress
It sets（21）It is arranged in sewage sludge feed bucket（1）And sludge conveying device（2）Between；The burning furnace body（3）One end connect sludge
Transmission device（2）, other end connection firedoor hood（8）；The oxygen generation system（5）It is arranged in firedoor hood（8）Near position, enough peaces are stayed
Full distance.
2. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
Described device further includes sludge crushing device（18）；
The sludge crushing device（18）It is arranged in sludge broken wall drying device（21）Lower end, it is dirty for the bulk after drying
Mud is smashed, and is burnt in incinerator conducive to sludge.
3. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
Described device further includes the heating pipe into sludge drying mechanism（19）With the refrigerator pipe for going out sludge drying mechanism（20）；
The heating pipe of the sludge drying mechanism（19）It is arranged in sludge broken wall drying device（21）The lower part of side；
It is described go out sludge drying mechanism refrigerator pipe（20）It is arranged in sludge broken wall drying device（21）The top of side.
4. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
Described device further includes booster burners（9）；
The booster burners（9）It is arranged in swinging incinerator kiln hood lid position, passes through booster burners（9）By combustion-supporting gas
It sprays into combustion-supporting in kiln.
5. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
Described device further includes transmission device（4）；
The transmission device（4）The outside for burning stove ketoboidies in swinging is set, furnace body is burned for fixed（3）With will burn
Furnace body（3）Slowly rotation, sludge constantly roll and constantly move down.
6. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
The burning furnace body（3）It is tilted down with certain angle, low side discharging is rotated to convenient for the sludge after burning, tilted
Angle according to material, residence time and the technique of burning in stove determine.
7. the oxygen-enriched burning of a kind of dewatered sludge according to claim 1 and cement kiln synergic processing device of sludge, feature
It is,
The oxygen generation system（5）Using embrane method oxygen or molecular sieve oxygen generation, by obtaining purity 25%- after oxygen generation system plus mixed oxygen
93% adjustable oxygen-enriched air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721214955.2U CN207880846U (en) | 2017-09-21 | 2017-09-21 | A kind of dewatered sludge is oxygen-enriched to be burned and cement kiln synergic processing device of sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721214955.2U CN207880846U (en) | 2017-09-21 | 2017-09-21 | A kind of dewatered sludge is oxygen-enriched to be burned and cement kiln synergic processing device of sludge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207880846U true CN207880846U (en) | 2018-09-18 |
Family
ID=63500144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721214955.2U Active CN207880846U (en) | 2017-09-21 | 2017-09-21 | A kind of dewatered sludge is oxygen-enriched to be burned and cement kiln synergic processing device of sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207880846U (en) |
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2017
- 2017-09-21 CN CN201721214955.2U patent/CN207880846U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210413 Address after: 255000 No.1, 202 Jinjing Avenue, high tech Zone, Zibo City, Shandong Province Patentee after: Zibo Hanneng Qingyuan Industrial Gas Co.,Ltd. Address before: 100070 3rd floor, building 2, area 10, 188 South 4th Ring Road West, Fengtai District, Beijing Patentee before: BEIJING HANERGY QINGYUAN TECHNOLOGY Co.,Ltd. Patentee before: LANGFANG HANNENG QINGYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 255000 No.1, 202 Jinjing Avenue, high tech Zone, Zibo City, Shandong Province Patentee after: Zibo hanergy Qingyuan Intelligent Technology Co.,Ltd. Address before: 255000 No.1, 202 Jinjing Avenue, high tech Zone, Zibo City, Shandong Province Patentee before: Zibo Hanneng Qingyuan Industrial Gas Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221019 Address after: 100070 Building 2, area 10, 188 South 4th Ring Road West, Fengtai District, Beijing Patentee after: BEIJING HANERGY QINGYUAN TECHNOLOGY CO.,LTD. Address before: 255000 No.1, 202 Jinjing Avenue, high tech Zone, Zibo City, Shandong Province Patentee before: Zibo hanergy Qingyuan Intelligent Technology Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230621 Address after: 100070 3rd floor, building 2, area 10, 188 South 4th Ring Road West, Fengtai District, Beijing Patentee after: BEIJING HANERGY QINGYUAN TECHNOLOGY CO.,LTD. Patentee after: Beijing Zhonghan Quanneng Technology Co.,Ltd. Address before: 100070 Building 2, area 10, 188 South 4th Ring Road West, Fengtai District, Beijing Patentee before: BEIJING HANERGY QINGYUAN TECHNOLOGY CO.,LTD. |