CN206157013U - A mummification preprocessing device for sludge incineration electricity generation - Google Patents
A mummification preprocessing device for sludge incineration electricity generation Download PDFInfo
- Publication number
- CN206157013U CN206157013U CN201621127500.2U CN201621127500U CN206157013U CN 206157013 U CN206157013 U CN 206157013U CN 201621127500 U CN201621127500 U CN 201621127500U CN 206157013 U CN206157013 U CN 206157013U
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- China
- Prior art keywords
- cylinder
- mummification
- condensed water
- water outlet
- sludge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Abstract
The utility model discloses a mummification preprocessing device for sludge incineration electricity generation, include into ni kou, storage mud sump, shale shaker, barrel, upper cover, low head, price fixing, driving disk, palladium tooth, rotation axis, steam inlet, comdenstion water exit tube, belt ferrule, blast pipe, discharge gate, discharge opening, solenoid valve, condenser, active carbon adsorption cabinet, pipeline, blow -down pipe, comdenstion water water inlet, condensate water outlet, condensation water -circulating pipe. Compared with the prior art, the utility model has the advantages of the utility model discloses simple structure accelerates sludge drying through the cavity structure, through structural design, optimizes sludge particle motion path and heat transfer effect, improves mummification effect, reduce energy consumption.
Description
Technical field
This utility model is related to a kind of mud drying device, belongs to environmental technology field, more particularly to one kind is burnt for sludge
Burn the mummification pretreatment unit for generating electricity.
Background technology
Excess sludge is an important by-products during Wastewater Treated by Activated Sludge Process waste water, containing substantial amounts of Organic substance,
Animal/microorganism residuum, plant cellulose etc., the potential quality with resource and recovery energy.As excess sludge contains greatly
The moisture of amount, during resource or recovery energy, it is necessary to which is dehydrated and drying and other treatment, therefore, excess sludge
Dehydration and mummification be always city domestic sewage excess sludge process study hotspot.City domestic sewage treatment plant is remaining dirty
, 99.5% or so, with good mobility, city domestic sewage treatment plant is generally using the side of mechanism filter-pressing for the moisture content of mud
Method carries out carrying out follow-up process after preliminary treatment again to sludge, but the excess sludge moisture content after mechanism filter-pressing still 80 ~
85%, if being directly used in burning electricity generation, the moisture in excess sludge can cause substantial amounts of gasification heat loss because of gasification, significantly
The efficient energy conversion of excess sludge is reduced, therefore, before sludge incineration generates electricity, typically can be further to the sludge after dehydration
Carry out drying and other treatment.
Dehydration and mummification are the typical methods for reducing city domestic sewage excess sludge moisture content, and the mummification of sludge is to utilize
Thermophysical principle, excludes to the moisture in sludge, so as to reduce the purpose of moisture percentage in sewage sludge, sludge drying technique
Middle energy is net disbursement form, and it is catabiotic in drying process be how much to evaluate the good and bad key criterion of drying technique
One of.Conventional sludge drying technique has sludge drying bed, solar energy desiccation and external heat source mummification, sludge drying bed and the sun
Energy drying technique carries out mummification by gravity-flow ventilation, action of gravity and solar energy to sludge, and the major defect of this kind of technology is dry
The change time is long, and efficiency is low, is easily affected by weather and weather, easily causes air pollution.External heat source drying technique then needs to carry
For extra thermal source, accelerate the evaporation of moisture in sludge, realize the mummification of sludge, this kind of technology needs to be additionally provided thermal source, when
Preferentially can use when having industrial exhaust heat near sludge drying bed, in the case where industrial exhaust heat is lacked, can be by optimizing energy
Source supply mode, improvement drying process improve mummification effect, reduce energy resource consumption.
Utility model content
The purpose of this utility model be that in order to solve existing city domestic sewage excess sludge desiccation apparatus high energy consumption,
It is also easy to produce the low shortcoming of foul smell, dewatering efficiency and a kind of mummification pretreatment unit generated electricity for sludge incineration is provided.
This utility model is achieved through the following technical solutions above-mentioned purpose：A kind of mummification for sludge incineration generating is pre-
Processing meanss, including feed system 1, sludge drying cylinder 2, air cleaning system 3.Described feed system 1 is by mud inlet 11, storage
Hopper dredger 12 is constituted.Described sludge drying cylinder 2 is made up of cylinder 21, upper cover 22, low head 23, in described sludge drying cylinder
Price fixing 24, Moving plate 25, palladium tooth 26, rotary shaft 27 are installed.Described air cleaning system is by condenser 31 and activated carbon adsorption
Cabinet 32 is constituted.Described 12 top of storage hopper dredger is provided with described mud inlet 11, is provided with vibrosieve 13 in described storage hopper dredger 12；Institute
The 21 side wall of cylinder stated be provided with the first steam inlet 211a, the second steam inlet 211b and the first condensed water outlet pipe 212a, second
Condensed water outlet pipe 212b, described 21 upper, middle and lower of cylinder are equipped with belt pipe collar 210；With flange seal on described upper cover 22
Exhaustor 221 is installed；Described storage hopper dredger 12 is connected to the center of described upper cover 22 by flange seal；Under described
23 bottom centre of end socket is provided with discharging opening 231；Described upper cover 22, low head 23 are connected to cylinder 21 with flange seal
On；Described 24 center of price fixing is reserved with dumping pit 240；Described the first condensed water outlet pipe 212a, the second condensed water outlet pipe
212b is provided with the first electromagnetic valve 213a, the second electromagnetic valve 213b；Described exhaustor 221 is threadingly attached to condenser
31, condenser 31 is connected with activated carbon adsorption cabinet 32 by pipeline 30, and activated carbon adsorption cabinet 32 is provided with blow-down pipe 320, condensation
Device 31 is provided with condensed water water inlet 310, condensed water outlet 311 and condensate water circulatory pipe 312.
Further, described cylinder 21 is two halves column structure, is hinged by hinge, and the contact surface of two halves cylinder is adopted
Wedge-shaped slot is sealed.
Further, described cylinder 21, price fixing 24, Moving plate 25, rotary shaft 27 are hollow structure, and inside is connected with heat
Steam.
Further, 24 level of the price fixing is welded on the internal face of cylinder 21, and described price fixing 24 and cylinder 21
Internal cavities be connected.
Further, in described rotary shaft 27, level is welded with Moving plate 25 and palladium tooth 26.
Further, described Moving plate 25, palladium tooth 26, price fixing 24 are interspersed from top to bottom.
Further, described Moving plate 25 is interconnected with the internal cavities of described rotary shaft 27.
Further, described 25 center of Moving plate thickness periphery is thin, and the thin periphery in described 24 center of price fixing is thick.
Further, described rotary shaft 27 is with jet chimney using mechanical rotary seal structure sealing.
The beneficial effects of the utility model are：This utility model simple structure, accelerates sludge drying by cavity structure,
By structure design, optimize mud granule motion path and heat transfer effect, improve mummification effect, reduce energy resource consumption.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 be cylinder A-A to cross-sectional view.
Fig. 3 is the cross-sectional view of cylinder B-B direction.
In Fig. 1 ~ 3：11- mud inlets, 12- storage hopper dredgers, 13- vibrosieves, 21- cylinders, 22- upper covers, 23- low heads, 24-
Price fixing, 25- Moving plates, 26- palladium teeth, 27- rotary shafts, the first steam inlets of 211a-, the second steam inlets of 211b-, 212a- first
Condensed water outlet pipe, 212b- the second condensed water outlet pipes, 210- belt pipe collars, 221- exhaustors, 231- discharging openings, 240- dumping pits,
The first electromagnetic valves of 213a-, the second electromagnetic valves of 213b-, 31- condensers, 32- activated carbon adsorption cabinets, 30- pipelines, 320- blow-down pipes,
310- condensed water water inlets, 311- condensed water outlets, 312- condensate water circulatory pipes.
Specific embodiment
1 ~ 3 the utility model is described in further detail below in conjunction with the accompanying drawings：As shown in Fig. 1 ~ 3：This utility model include into
Mud mouth 11, storage hopper dredger 12, vibrosieve 13, cylinder 21, upper cover 22, low head 23, price fixing 24, Moving plate 25, palladium tooth 26, rotary shaft
27th, condenser 31, activated carbon adsorption cabinet 32, the first steam inlet 211a, the second steam inlet 211b, the first condensed water outlet pipe
212a, the second condensed water outlet pipe 212b, belt pipe collar 210, exhaustor 221, discharging opening 231, dumping pit 240, the first electromagnetic valve
213a, the second electromagnetic valve 213b, pipeline 30, blow-down pipe 320, condensed water water inlet 310, condensed water outlet 311, condensed water are followed
Endless tube 312.
As shown in Fig. 1 ~ 3：Sludge Jing mud inlets 11 after the preliminary mummification in sludge from wastewater treatment plant mummification workshop are entered
Storage hopper dredger 12, in the presence of gravity and vibrosieve 13, excess sludge carries out mummification in cylinder 21, and sludge enters cylinder 21
Afterwards, fall first on Moving plate 25, due to rotation and the construction featuress of Moving plate thick middle thin edge of Moving plate, mud granule is by
The heart is progressively moved to edge, and falls in 24 card of price fixing, falls palladium of the mud granule in 24 card of price fixing in rotation
Under tooth 26 is acted on, the rotary motion on price fixing 24, due to the structure that price fixing 24 is edge thickness intermediate thin, mud granule is in rotation
The dumping pit 240 at 24 center of price fixing is moved to, Jing dumping pits 240 are dropped on next layer of Moving plate 25, and the above-mentioned motion of repetition
Process, finally drops into the bottom of sludge drying cylinder 2, and Jing discharging openings 231 are discharged, and the mud granule after the mummification for being obtained is direct
Mix after-combustion generating by a certain percentage with fuel.During mud granule carries out mummification in cylinder 21, due to sludge
The hot plate face of granule and Moving plate 25, the hot plate face directly contact of price fixing 24, and acted on by 21 cavity radiation heat of cylinder, sludge
Granule can obtain rapidly and efficiently mummification.The dumping pit at 24 center of waste gas and vapor Jing price fixings produced by mud drying process
240 and the space at 25 edge of Moving plate dissipate upwards, Jing is discharged located at the exhaustor 221 of upper cover 22, is carried out into condenser cold
Solidifying to process, the water vapour in gas is condensed into after the condensed water outlet 311 of aqueous water is discharged and enters at water process link
Reason, the condensed water-circulating pipe 312 of the condensed water after being heated are discharged Posterior circle and are used, and the gas Jing pipelines 30 after cooling are entered lives
Property charcoal absorption cabinet 32 purified, after Jing blow-down pipes 320 enter atmospheric environment.Vapourss distinguish Jing the first steam inlet 211a
With the wall in the cavity of the cavity and price fixing 24 of the two halves cylinder that the second steam inlet 211b respectively enters cylinder 21 to cylinder 21
The card of face and price fixing 24 is heated, steam cooling formed by condensed water respectively through the first condensed water outlet pipe 212a, second
Condensed water outlet pipe 212b is discharged and is recycled.Another steam passage is then provided by rotary shaft 27, vapours pipeline and rotary shaft
27 Jing machinery rotary seal structures are sealed, and the rotated axle 27 of vapourss enters the card of Moving plate 25, heats 25 card of Moving plate,
Energy is provided for sludge drying, the vapourss after heat exchange are condensed into aqueous water, the sky of the rotated axle of the aqueous water for being formed 27
Chamber is discharged, and certain heat supply interval can be appropriately arranged with when vapourss are supplied in rotary shaft 27.
The drying process adopted in the preliminary mummification of sludge due to sewage treatment plant is different, mixed used by burning electricity generation factory
The calorific value of combustion fuel is different, and the moisture content of required mummification pretreatment is also different, can be by adjusting this utility model cylinder
The height of body 21, the interval of price fixing 24 and Moving plate 25 and number of plies etc. are adjusted, and realize mummification pretreatment goal.
Claims (5)
1. it is a kind of for sludge incineration generate electricity mummification pretreatment unit, it is characterised in that：Including：Mud inlet（11）, storage hopper dredger
（12）, vibrosieve（13）, cylinder（21）, upper cover（22）, low head（23）, price fixing（24）, Moving plate（25）, palladium tooth（26）, rotation
Rotating shaft（27）, the first steam inlet（211a）, the second steam inlet（211b）, the first condensed water outlet pipe（212a）, second condensation
Water outlet pipe（212b）, belt pipe collar（210）, exhaustor（221）, discharging opening（231）, dumping pit（240）, the first electromagnetic valve
（213a）, the second electromagnetic valve（213b）, condenser（31）, activated carbon adsorption cabinet（32）, pipeline（30）, blow-down pipe（320）, condensation
Water water inlet（310）, condensed water outlet（311）, condensate water circulatory pipe（312）, mud inlet（11）, storage hopper dredger（12）Constitute into
Material system；Cylinder（21）, upper cover（22）, low head（23）Composition sludge drying cylinder；Condenser（31）With activated carbon adsorption cabinet
（32）Composition air cleaning system；Price fixing is installed in sludge drying cylinder（24）, Moving plate（25）, palladium tooth（26）, rotary shaft（27）；
Storage hopper dredger（12）Top is provided with mud inlet（11）, store up hopper dredger（12）In be provided with vibrosieve（13）；Cylinder（21）Side wall is provided with first
Steam inlet（211a）, the second steam inlet（211b）With the first condensed water outlet pipe（212a）, the second condensed water outlet pipe（212b）；
Cylinder（21）Upper, middle and lower is equipped with belt pipe collar（210）；Upper cover（22）On exhaustor is provided with flange seal（221）；Storage
Hopper dredger（12）Upper cover is connected to by flange seal（22）Center；Low head（23）Bottom centre is provided with discharging opening（231）；
Upper cover（22）, low head（23）Cylinder is connected to flange seal（21）On；Price fixing（24）Center is reserved with dumping pit
（240）；First condensed water outlet pipe（212a）, the second condensed water outlet pipe（212b）On be respectively equipped with the first electromagnetic valve（213a）,
Two electromagnetic valves（213b）；Exhaustor（221）It is threadingly attached to condenser（31）, condenser（31）By pipeline（30）With work
Property charcoal absorption cabinet（32）Connection, activated carbon adsorption cabinet（32）It is provided with blow-down pipe（320）, condenser（31）It is provided with condensed water to enter
The mouth of a river（310）, condensed water outlet（311）With condensate water circulatory pipe（312）.
2. a kind of mummification pretreatment unit generated electricity for sludge incineration according to claim 1, is characterized in that, described
Cylinder is two halves cylinder hollow structure, and vapourss are connected with hollow structure, and two halves cylinder is hinged by hinge, and two halves cylinder connects
Contacting surface is sealed using wedge-shaped slot.
3. a kind of mummification pretreatment unit generated electricity for sludge incineration according to claim 1, is characterized in that, described
The thick hollow structure of thin periphery centered on price fixing, level is welded on the internal face of described cylinder, and described price fixing and institute
The internal cavities of the cylinder stated are connected, and vapourss are connected with internal cavities.
4. a kind of mummification pretreatment unit generated electricity for sludge incineration according to claim 1, is characterized in that, described
The thin hollow structure of thick periphery centered on Moving plate, level are welded in described rotary shaft, described Moving plate and described rotary shaft
Internal cavities be connected, vapourss are connected with internal cavities.
5. a kind of mummification pretreatment unit generated electricity for sludge incineration according to claim 1, is characterized in that, described
Rotary shaft is hollow structure, and vapourss are connected with hollow structure, and in described rotary shaft, level is welded with described Moving plate and institute
The palladium tooth stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127500.2U CN206157013U (en) | 2016-10-16 | 2016-10-16 | A mummification preprocessing device for sludge incineration electricity generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621127500.2U CN206157013U (en) | 2016-10-16 | 2016-10-16 | A mummification preprocessing device for sludge incineration electricity generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206157013U true CN206157013U (en) | 2017-05-10 |
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ID=58653179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621127500.2U Expired - Fee Related CN206157013U (en) | 2016-10-16 | 2016-10-16 | A mummification preprocessing device for sludge incineration electricity generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206157013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420914A (en) * | 2017-06-01 | 2017-12-01 | 张国闽 | A kind of low heat value sludge cooperates with CIU and technique with edible fungi residues |
-
2016
- 2016-10-16 CN CN201621127500.2U patent/CN206157013U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420914A (en) * | 2017-06-01 | 2017-12-01 | 张国闽 | A kind of low heat value sludge cooperates with CIU and technique with edible fungi residues |
| CN107420914B (en) * | 2017-06-01 | 2019-11-15 | 张国闽 | A kind of low heat value sludge cooperates with incineration system and technique with edible fungi residues |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 Termination date: 20171016 |