CN204125436U - Fuel mud preparation facilities - Google Patents

Fuel mud preparation facilities Download PDF

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Publication number
CN204125436U
CN204125436U CN201420596731.2U CN201420596731U CN204125436U CN 204125436 U CN204125436 U CN 204125436U CN 201420596731 U CN201420596731 U CN 201420596731U CN 204125436 U CN204125436 U CN 204125436U
Authority
CN
China
Prior art keywords
mud
sludge
fuel
sludge drier
arranges
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420596731.2U
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Chinese (zh)
Inventor
顾小勤
杨叙军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Huaguang Boiler Co Ltd
Original Assignee
Wuxi Huaguang Boiler Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Huaguang Boiler Co Ltd filed Critical Wuxi Huaguang Boiler Co Ltd
Priority to CN201420596731.2U priority Critical patent/CN204125436U/en
Application granted granted Critical
Publication of CN204125436U publication Critical patent/CN204125436U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel

Abstract

The utility model relates to technical field of sludge treatment, is specially a kind of fuel mud preparation facilities, and its structure is simple, and use cost is low, effectively can improve the thermo-efficiency of sludge incinerator; It comprises sludge drier, sludge drier has opening for feed, discharge port, the opening for feed place of sludge drier arranges mud feeding device, the discharge outlet of sludge drier arranges mud drawing mechanism, it is characterized in that, the discharge end place of mud drawing mechanism arranges vibrating screen classifier, and feeding plate discharging place of vibrating screen classifier arranges fuel sludge conveyer.

Description

Fuel mud preparation facilities
Technical field
The utility model relates to technical field of sludge treatment, is specially a kind of fuel mud preparation facilities.
Background technology
The treatment process of municipal sludge is primarily of landfill, the fertile and burning for farming.Sludge incineration process has some advantages not available for other treatment processs: sludge incineration capacity is large, and organism thermolysis is thorough.
In sludge incineration processing method, the direct incineration system of dewatered sludge is simple, and investment of equipment is few, but generally needs to consume auxiliary fuel; And sludge anhydration burning adds sludge drying system, initial cost increase, but can efficient recovery sludge incineration produce heat, reduce running cost.If the calorific value of mud can maintain the thermal equilibrium requirement being even greater than system, do not need in boiler running process to add auxiliary fuel, even also have unnecessary heat to export.Therefore, along with the development of sludge anhydration burning technology, this technology has become the major way of sludge treatment.
Current sludge dewatering mainstream technology is the dehydration of plate and frame mechanical-hydraulic, be the irregular pie structure of bulk of about 2cm in thickness after sludge dewatering, first these sludge bulkings will enter sludge crusher and carry out fragmentation, lumpy structure is broken for the fine texture of the length of side about 3 ~ 5cm, then sends into sludge drier through rotary conveyor and carry out drying.Dried mud sends into sludge incinerator stokehold feed bin through chapelet or conveyor, and send into sludge incinerator through the worm conveyor of bin bottom and carry out burning disposal, the heat produced after burning is through thermal oil or steam is counter sends into the drying source of sludge drier as follow-up mud.Need at substantial electric energy, use cost is high, and larger particles mud enter incinerator after due to fluidisation bad and easily cause the coking of bed material block slag notch, the high firing efficiency that makes of ash content carbon is on the low side, reduces the thermo-efficiency of incinerator.
Summary of the invention
In order to solve the problem, the utility model provides a kind of fuel mud preparation facilities, and its structure is simple, and use cost is low, effectively can improve the thermo-efficiency of sludge incinerator.
Its technical scheme is such: a kind of fuel mud preparation facilities, it comprises sludge drier, described sludge drier has opening for feed, discharge port, the opening for feed place of described sludge drier arranges mud feeding device, the discharge outlet of described sludge drier arranges mud drawing mechanism, it is characterized in that, the discharge end place of described mud drawing mechanism arranges vibrating screen classifier, and feeding plate discharging place of described vibrating screen classifier arranges fuel sludge conveyer.
It is further characterized in that, the screen layer terminal discharge place of described vibrating screen classifier arranges mud retrieving arrangement, and the discharge end of described mud retrieving arrangement is arranged at the opening for feed place of described sludge drier;
Described mud feeding device, fuel sludge conveyer, mud retrieving arrangement are rotary conveyor;
Described mud drawing mechanism is worm conveyor, and the feed end of described worm conveyor is fixedly connected with the discharge port of described sludge drier, discharge end is arranged at above described vibrating screen classifier;
The opening for feed of described sludge drier is arranged at upper end, described sludge drier side, and the discharge port of described sludge drier is arranged at described sludge drier opposite side lower end;
Described vibrating screen classifier one end connects excentric shaft by connecting rod, and described excentric shaft is installed on bearing support, and described excentric shaft one end connects driving wheel by shaft coupling, and described driving wheel connects motor by belt.
After adopting device of the present utility model, eliminate dewatered sludge this link broken, because sludge crusher is electromechanical crushing system, crushing mechanism is driven by heavy-duty motor, need during work to consume a large amount of electric energy, a large amount of energy can be saved after cancelling this link, accordingly, after dewatered sludge enters sludge drier, after being subject to the conduction of heat of disc in sludge drier, moisture content starts to separate out, bulk sludge cake is naturally cracked is small-particle mud, the increase that sludge drier electric power is too not large; Add vibrating screen classifier in addition, this mechanism is the vibration conveying mechanism that a small machine drives, compared with sludge crusher, the equipment initial outlay amount of money can reduce greatly, mud is after the separation of vibrating screen classifier, the mud granule degree entering sludge incinerator is more even, decrease the bed material coking and blocking slag notch that causes because fluidisation is bad after larger particles mud enters incinerator and ash content carbon and raise the incinerator efficiency that causes phenomenon on the low side, improve the thermo-efficiency of sludge incinerator, also improve the reliability of sludge incinerator simultaneously.
Accompanying drawing explanation
Fig. 1 is the utility model structural front view;
Fig. 2 is the utility model structure left view.
Embodiment
See Fig. 1, shown in Fig. 2, a kind of fuel mud preparation facilities, it comprises sludge drier 2, sludge drier 2 has opening for feed 2-1, discharge port 2-2, and the opening for feed 2-1 place of sludge drier 2 arranges mud feeding device 1, and the discharge port 2-2 place of sludge drier 2 arranges mud drawing mechanism 3, the discharge end place of mud drawing mechanism 3 arranges vibrating screen classifier 4, and feeding plate discharging place of vibrating screen classifier 4 arranges fuel sludge conveyer 6.
The screen layer terminal discharge place of vibrating screen classifier 4 arranges mud retrieving arrangement 5, the discharge end of mud retrieving arrangement 5 is arranged at the opening for feed 2-1 place of sludge drier 2, oarse-grained mud can be carried out reclaiming again being transported in sludge drier 2 and carry out dry break process, ensure all to reach requirement into stove mud granule degree, the heat improving sludge incineration generation further reduces costs.
Mud feeding device 1, fuel sludge conveyer 6, mud retrieving arrangement 5 are rotary conveyor, mud drawing mechanism 3 is worm conveyor, the conveying of mud can be realized easily, the feed end of worm conveyor is fixedly connected with the discharge port 2-2 of sludge drier 2, discharge end is arranged at above vibrating screen classifier 4, makes the mud through super-dry drop down onto on vibrating screen classifier 4 easily; The opening for feed 2-1 of sludge drier 2 is arranged at upper end, sludge drier 2 side, and the discharge port 2-2 of sludge drier 2 is arranged at sludge drier 2 opposite side lower end; Vibrating screen classifier 4 one end connects excentric shaft 8 by connecting rod 7, excentric shaft 8 is installed on bearing support 9, excentric shaft 8 one end connects driving wheel 11 by shaft coupling 10, driving wheel 11 connects motor 13 by belt 12, motor 13 drives driving wheel 11 to rotate by belt 12, thus drive excentric shaft 8 to rotate, connecting rod 7 is swung, thus drives vibrating screen classifier 4 to vibrate.
Utility model works principle is as described below: mud sends into the opening for feed 2-1 of sludge drier 2 through mud feeding device 1, in sludge drier 2, after heat absorption, moisture evaporation becomes dry, slowly move to sludge drier 2 rear by the promotion of paddle in sludge drier 2 simultaneously, in evaporative process, most of mud becomes small-particle from macrobead, a small amount of mud still reaches 2 ~ 3cm in exit granularity, do not reach the granularity requirement of sludge incinerator, dried mud is from the discharge port 2-2 discharging of sludge drier 2, be delivered on vibrating screen classifier 4 through mud drawing mechanism 3, vibrating screen classifier 4 vibrates, major part short grained mud hole on the screen layer of vibrating screen classifier 2 is fallen on the feeding plate of below, mud on feeding plate to drop down onto on fuel sludge conveyer 6 and is delivered in stove and burns, and oarse-grained mud cannot fall to feeding plate from screen layer, drop down onto on mud retrieving arrangement 5 at screen layer terminal discharge place, and the opening for feed 2-1 sending into sludge drier 2 carries out drying fragmentation again, after this circulation, enter stove mud granule and all reach requirement, ensure that the long-term stability of incinerator is run.

Claims (6)

1. a fuel mud preparation facilities, it comprises sludge drier, described sludge drier has opening for feed, discharge port, the opening for feed place of described sludge drier arranges mud feeding device, the discharge outlet of described sludge drier arranges mud drawing mechanism, it is characterized in that, the discharge end place of described mud drawing mechanism arranges vibrating screen classifier, and feeding plate discharging place of described vibrating screen classifier arranges fuel sludge conveyer.
2. a kind of fuel mud preparation facilities according to claim 1, is characterized in that, the screen layer terminal discharge place of described vibrating screen classifier arranges mud retrieving arrangement, and the discharge end of described mud retrieving arrangement is arranged at the opening for feed place of described sludge drier.
3. a kind of fuel mud preparation facilities according to claim 1, it is characterized in that, described mud feeding device, fuel sludge conveyer, mud retrieving arrangement are rotary conveyor.
4. a kind of fuel mud preparation facilities according to claim 1, it is characterized in that, described mud drawing mechanism is worm conveyor, and the feed end of described worm conveyor is fixedly connected with the discharge port of described sludge drier, discharge end is arranged at above described vibrating screen classifier.
5. a kind of fuel mud preparation facilities according to claim 1, is characterized in that, the opening for feed of described sludge drier is arranged at upper end, described sludge drier side, and the discharge port of described sludge drier is arranged at described sludge drier opposite side lower end.
6. a kind of fuel mud preparation facilities according to claim 1, it is characterized in that, described vibrating screen classifier one end connects excentric shaft by connecting rod, and described excentric shaft is installed on bearing support, described excentric shaft one end connects driving wheel by shaft coupling, and described driving wheel connects motor by belt.
CN201420596731.2U 2014-10-16 2014-10-16 Fuel mud preparation facilities Expired - Fee Related CN204125436U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420596731.2U CN204125436U (en) 2014-10-16 2014-10-16 Fuel mud preparation facilities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420596731.2U CN204125436U (en) 2014-10-16 2014-10-16 Fuel mud preparation facilities

Publications (1)

Publication Number Publication Date
CN204125436U true CN204125436U (en) 2015-01-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420596731.2U Expired - Fee Related CN204125436U (en) 2014-10-16 2014-10-16 Fuel mud preparation facilities

Country Status (1)

Country Link
CN (1) CN204125436U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104312654A (en) * 2014-10-16 2015-01-28 无锡华光锅炉股份有限公司 Fuel sludge preparation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104312654A (en) * 2014-10-16 2015-01-28 无锡华光锅炉股份有限公司 Fuel sludge preparation device

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Legal Events

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C14 Grant of patent or utility model
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: 20150128

Termination date: 20171016