CN205746889U - A kind of cement kiln burns the processing system of high-moisture percentage solid waste - Google Patents
A kind of cement kiln burns the processing system of high-moisture percentage solid waste Download PDFInfo
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- CN205746889U CN205746889U CN201620038084.2U CN201620038084U CN205746889U CN 205746889 U CN205746889 U CN 205746889U CN 201620038084 U CN201620038084 U CN 201620038084U CN 205746889 U CN205746889 U CN 205746889U
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- cement kiln
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
This utility model relates to a kind of cement kiln and burns the processing system of high-moisture percentage solid waste.Purpose is the processing system providing a kind of cement kiln to burn high-moisture percentage solid waste, make full use of waste heat and the disposing capacity of cement kiln, the process making high-moisture percentage solid waste reaches low cost movement, and can reach stabilisation, minimizing, the innoxious and purpose of resource.Scheme: a kind of cement kiln burns the processing system of high-moisture percentage solid waste, includes: material storage device, includes material storage storage, and be arranged in material storage storage, for the broken arch balladeur train of broken arch；Discharging charging gear, the malleation batcher including the unloader being installed on below material storage storage discharge port, being positioned at unloader outfan and the solid pump being connected with malleation batcher outfan by pipeline；Described solid pump outfan is connected to cement kiln tail smoke-box through pipeline.This utility model is applicable to the process of high-moisture percentage solid waste.
Description
Technical field
This utility model relates to a kind of cement kiln and burns the processing system of high-moisture percentage solid waste, is mainly used in height and contains
The treatment industry of water rate solid waste.
Background technology
At present, the process such as the mud in sewage disposal, industrial and mining establishment's Polluted Soil and industry danger is useless and disposal technology are in China
Also in the starting stage, mud, Polluted Soil and industry danger is useless directly discharge the secondary pollution caused and land occupation resource and
Cutting down household refuse landfill sites normally uses the situations such as capacity to cause various places sufficiently to pay attention to.China exists at large amount of sewage
Reason factory, industrial and mineral and chemical enterprise, its mud, Polluted Soil and the useless overwhelming majority of industry danger fail properly to be disposed.How science,
Reasonably process municipal sludge, industrial and mining establishment's Polluted Soil and industry danger that Sewage Plant produces useless, have become as sewage treatment plant and
Must top-priority important step in industrial and mining establishment's design, operation.
According further to " People's Government of Zhejiang Province is about the notice printing and distributing new 3 years action embodiments of " 811 " environmental conservation "
The requirement of (Zhe Zhengfa (2008) 7), Bureau of Environmental Protection of Shanxi Province, the Committee of Development and Reform of province, economic and commercial committee of province, Science and Technology Department of province, the provincial Department of Finance, state of province ten provide
The Room, source, Department of Construction of Shanxi Province, Price Control Administration of Shanxi Province and People's Bank of China Hangzhou center subbranch propose concrete implementation guideline.
The deployment that various places the departments concerned is renovated about construction of ecological province and environmental pollution according to Zhejiang Provincial Commission, provincial government,
Deepen constantly the harmlessness disposing work that mud, Polluted Soil and industry danger are useless, strengthen mud, Polluted Soil and the useless place of industry danger energetically
Put scientific research and the popularization and application of technology, accelerate to advance mud, Polluted Soil and the useless harmlessness disposing Facilities Construction of industry danger.And
According to the general plan of " new 2 years action schemes of 811 environmental conservation ", with " minimizing, stabilisation, resource and innoxious " it is
Target, with mechanism and technological innovation as means, attach most importance to harmlessness disposing Facilities Construction, adhere to overall planning, implement step by step,
Treatment in accordance with local conditions, guidance to different types of areas, key breakthrough, with a band, take effective measures, conscientiously accelerate to advance sewage sludge harmlessness disposing work
Make.
Summary of the invention
The technical problems to be solved in the utility model is: the problem for above-mentioned existence provides a kind of cement kiln burning height to contain
The processing system of water rate solid waste, makes full use of waste heat and the disposing capacity of cement kiln, makes the place of high-moisture percentage solid waste
Reason reaches low cost movement, and can reach stabilisation, minimizing, the innoxious and purpose of resource.
This utility model be the technical scheme is that a kind of cement kiln burns the process system of high-moisture percentage solid waste
Uniting, it includes:
Material storage device, includes material storage storage, and it is interior, sliding for the broken arch of broken arch to be arranged at material storage storage
Frame；
Discharging charging gear, including the unloader being installed on below material storage storage discharge port, is positioned at unloader outfan
Malleation batcher and the solid pump that is connected with malleation batcher outfan by pipeline；Described solid pump outfan is through pipe
Road is connected to cement kiln tail smoke-box.
Described material storage storage is formed by concreting, and inwall makees preservative treatment, and top is provided for sealed storage storehouse
Cang Gai, Cang Ding be provided for processing activated carbon adsorption case and the exhaust blower of harmful gas in storehouse.
Described material storage storage top is provided with explosion-proof relief valve.
Described malleation batcher is hydraulic pressure twin shaft screw(-type) feeder, uses variable-pitch auger blade, is guaranteeing certain feed
Certain feeding pressure is provided for material on the premise of amount.
Using height to force down frictional resistance multiple tube between described solid pump with cement kiln tail smoke-box to connect, it is multiple that this height forces down frictional resistance
The maximum working pressure closing pipe is 100MPa, and inwall is compounded with macromolecular material, and coefficient of friction is the 1/7 of steel.
The beneficial effects of the utility model are:
1, utilize these new techniques of high-moisture percentage solid waste such as cement industry burning disposal paper mill sludge, municipal sludge new
Theory, makes high-moisture percentage solid waste process resource degree higher, and processing cost reduces, and maximum possible fully utilizes height
Moisture content solid waste, has saved the energy, makes bigger contribution for environmental conservation, and the development in pluralism liter for cement industry is warded off
Frontier.
2, utilize cement plant Combined Treatment high-moisture percentage solid waste technology in the other construction of existing 5000t/d cement producing line
Day processes the production line of high-moisture percentage solid waste 120t/d, meets environmental protection planning and the industrial policy of country, meets cement row
Industry sustainable development and the developing direction of recycling economy, stacking and the disposal that can effectively solve high-moisture percentage solid waste are asked
Topic, can establish and promote the responsibility in terms of the society of cement production enterprise and environmental protection, disposes high-moisture percentage solid-state for other cities
Refuse provides technology and application new way and plays exemplary role.
3, Organic substance complete decomposition.In in rotary kiln, temperature is typically between 1350～1650 DEG C, the highest, burning
Gas is asked when stopping when higher than 800 DEG C more than 8s, and during higher than 1100 DEG C, the time of staying is more than 3s.In dry-process rotory kiln, gas
Body when 1400～1600 DEG C the time of staying 6～10s, ask when burning gases total stops into material in about 20s, and kiln in
High turbulization state, therefore the harmful substance in high-moisture percentage solid waste, Organic substance can fully burn in kiln, and burning ratio can
Reach 99.99%, even stable Organic substance such as dioxin etc. also can be completely broken down.
4, rotary kiln thermal capacity is big, and stable working state, treating capacity is big.
5, the refractory brick in rotary kiln, raw material, kliner coating and grog are alkalescence, absorbable SO2, thus restrain its discharge.
In cement burning assembly procedure, the heavy metal in high-moisture percentage solid waste can be fixed in the structure of clinker, thus
Reach the effect being cured.Not yet there is concrete regulation in China for the leaching content of heavy metal in cement or concrete at present, on
Cement plant, sea is once to being that the cement that raw material is made is identified by city sewage and sludge.Result shows, although a huge sum of money in mud
Belong to content higher, but after stable, the solidification of cement burning assembly procedure, its Leaching of Heavy Metals concentration substantially conforms to environmental requirement.
6, the organic principle in high-moisture percentage solid waste and inorganic constituents resource efficiency of can being fully used is high.
Organic matter (more than 55%) containing part and combustible component, meeting when they are calcined in cement kiln in high-moisture percentage solid waste
Produce heat.
7, manufacture of cement amount is big, and the high-moisture percentage solid waste amount of needs is many；Cement plant Regional Distribution is wide, and beneficially height contains
Water rate solid waste on-site elimination, saves freight；The thermal capacity of cement kiln is big, process stabilizing, and it is convenient to process, instant effect.
8, the construction of high-moisture percentage solid waste handling project, is solving the same of high-moisture percentage solid waste handling problems
Time, do not affect the normal production in cement plant, reach manufacture of cement and give up with industry dirt the effective combination disposed, turn waste into wealth, play
The society of engineering, economy and environmental benefit.Production facility is multiple functional with factory building, effectively ties with production district, cement plant environment
Close.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model system.
Detailed description of the invention
As it is shown in figure 1, the present embodiment one cement kiln burns high-moisture percentage solid waste, (this example is aqueous about 70%
Mud, including municipal sludge and industrial sludge) processing system, include:
Material storage device, includes material storage storage 1, and is arranged in material storage storage 1, for the broken arch of broken arch
Balladeur train 2；
Discharging charging gear, including the unloader 3 being installed on below material storage storage 1 discharge port, is positioned at unloader 3 and exports
The malleation batcher 4 held and the solid pump 5 being connected with malleation batcher 4 outfan by pipeline；Described solid pump 5 exports
End is connected to cement kiln tail smoke-box or dore furnace through pipeline.
Described material storage storage 1 is formed (7*6.5m) by concreting, and inwall makees preservative treatment, and top is provided for close
The storehouse lid 1-1, Cang Ding of envelope storage warehouse is provided for processing activated carbon adsorption case 1-2 and exhaust blower 1-3, the thing of harmful gas in storehouse
Material storage warehouse 1 top is provided with explosion-proof relief valve 1-4, it is provided that explosion prevention function, Chi Ding arranges ultrasound wave charge level detector, automatically supervises
Survey, report to the police and show in real time material position, be equipped with on-site control, discharge process execute-in-place, there is accident alarming and system emergency
Stop function.
Described broken arch balladeur train 2 for drawing off material storage storage 1 continuously by mud, and its maximum unloading performance is 20m3/ h.
Described unloader 3 is single axle helical unloader, specification: φ 400 × 5400mm, unloading performance: 1.5～12.5t/h,
Ensure that mud can draw off smoothly.
Described malleation batcher 4 is hydraulic pressure twin shaft screw(-type) feeder, uses variable-pitch auger blade, is guaranteeing certain feed
There is provided certain feeding pressure for material on the premise of amount, use double-spiral structure: prevent mud to be bonded in shape on helical blade
Become column to stop, use frequency conversion motor to drive, can be according to solid pump feedback signal, step-less adjustment helical feed amount.
Described solid pump 5 is mainly made up of executable portion, hydraulic power part, control part, cooling segment.Enforcement division
Point: using double hydraulic cylinder synchronous interaction, distributing valve uses s pipe valve form, and key wear sealing member uses high-abrasive material.This structure
Form mainly has a following characteristics: simple and reliable for structure, movable part is few, equipment attrition is little, failure rate is low etc..S pipe is streamlined
Design, suction, discharge mechanical obstruction, it is little that material runs sun power, and volumetric efficiency is high, can pump the thing that solid particle is bigger
Material；S pipe has dissection, it is possible to fragmentation fiberous material, can carry the material containing fiber；S pipe is provided with wear-compensating
Mechanism, it is possible to automatically compensate wear extent, good sealing effect, it is ensured that have the outlet pressure that comparison is high, meets extra long distance, superelevation height
The conveying requirement of degree.
Described solid pump 5 is forced down frictional resistance multiple tube with employing height between cement kiln tail smoke-box or dore furnace and is connected, this height
The maximum working pressure forcing down frictional resistance multiple tube is 100MPa, and inwall is compounded with macromolecular material, and coefficient of friction is the 1/7 of steel.
A kind of cement kiln burns the processing method of high-moisture percentage solid waste, includes following steps:
A, high-moisture percentage solid waste (this example be aqueous about 70% mud, including municipal sludge and industrial sludge) by
Special-purpose loading car first passes through the weighbridge (utilizing original) of factory and tentatively measures, then is discharged in material storage storage 1.
In B, material storage storage 1, mud through the broken arch balladeur train 2 being located in storehouse and is located at below material storage storage 1 discharge port
Unloader 3, make refuse enter into smoothly in malleation batcher 4.
Mud is clamp-oned in the high pressure solid pump 5 of band function of measuring by C, malleation batcher 4.
D, enter the mud of solid pump 5 and force down frictional resistance multiple tube by height (this height forces down the high workload of frictional resistance multiple tube
Pressure is 100MPa, and inwall is compounded with macromolecular material, and coefficient of friction is the 1/7 of steel) totally enclosed it is delivered to dore furnace or cigarette
Room dog-house, evaporates moisture then burning sludge in wet mud by the high-temperature gas of smoke-box, and incineration residue enters rotary kiln.Due to
In wet mud, moisture evaporation needs certain heat, and sludge incineration heat is inadequate, requires supplementation with certain heat.
In described step D, in dry-process rotory kiln system gas when 1400～1600 DEG C the time of staying 6～10s, and
In kiln, material is high turbulization state.
Heat smoke after sludge incineration enters kiln tail system, carries out heat exchange with entering kiln raw material, decomposes part nuisance simultaneously
Matter.Accomplish the resource of Treatment of Sludge, innoxious, minimizing.First, the vehicle transporting mud should seal, and stops on the way
Shed.Primary mud enters sealed storage after factory.The rule of management that formulation is perfect, the in-plant storage of mud is stored to entering factory's mud
The phase of depositing is generally two days, and the mud accomplished first day can process for second day.
Cement kiln has the features such as calcining heat height is big with processed material doses, and cement plant is equipped with substantial amounts of environmental protection and sets
Executing, the self-purification ability of enviroment is strong.And the chemical characteristic of mud and the raw material basic simlarity used by manufacture of cement.Utilize sludge incineration ash
The cement that slag produces, compared with Portland cement, at the aspect basic simlarity such as granularity, relative density, and firm
Property, density on expansion, hardening time aspect preferable.Utilize cement rotary kiln to process mud, not only there is the volume reduction of burning method, decrement
Change the residue after feature, and burning and become a part for clinker, it is not necessary to burning ash is carried out landfill stabilization, be a kind of two
The manufacture of cement approach of Quan Qimei.
Claims (5)
1. the processing system of a cement kiln burning high-moisture percentage solid waste, it is characterised in that it includes:
Material storage device, includes material storage storage (1), and is arranged in material storage storage (1), for the broken arch of broken arch
Balladeur train (2)；
Discharging charging gear, including the unloader (3) being installed on below material storage storage (1) discharge port, to be positioned at unloader (3) defeated
The malleation batcher (4) going out end and the solid pump (5) being connected with malleation batcher (4) outfan by pipeline；Described solid
Pump (5) outfan is connected to cement kiln tail smoke-box or dore furnace through pipeline.
Cement kiln the most according to claim 1 burns the processing system of high-moisture percentage solid waste, it is characterised in that: described
Material storage storage (1) is formed by concreting, and inwall makees preservative treatment, and top is provided for the Cang Gai (1-in sealed storage storehouse
1), Cang Ding is provided for processing activated carbon adsorption case (1-2) and the exhaust blower (1-3) of harmful gas in storehouse.
Cement kiln the most according to claim 2 burns the processing system of high-moisture percentage solid waste, it is characterised in that: described
Material storage storage (1) top is provided with explosion-proof relief valve (1-4).
4. burn the processing system of high-moisture percentage solid waste according to the cement kiln described in claim 1 or 2 or 3, its feature exists
In: described malleation batcher (4) is hydraulic pressure twin shaft screw(-type) feeder, uses variable-pitch auger blade, is guaranteeing certain feeding coal
On the premise of provide certain feeding pressure for material.
5. burn the processing system of high-moisture percentage solid waste according to the cement kiln described in claim 1 or 2 or 3, its feature exists
In: using height to force down frictional resistance multiple tube between described solid pump (5) and cement kiln tail smoke-box and connect, this height forces down frictional resistance and is combined
The maximum working pressure of pipe is 100MPa, and inwall is compounded with macromolecular material, and coefficient of friction is the 1/7 of steel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620038084.2U CN205746889U (en) | 2016-01-15 | 2016-01-15 | A kind of cement kiln burns the processing system of high-moisture percentage solid waste |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620038084.2U CN205746889U (en) | 2016-01-15 | 2016-01-15 | A kind of cement kiln burns the processing system of high-moisture percentage solid waste |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485698A (en) * | 2016-01-15 | 2016-04-13 | 浙江环立环保科技有限公司 | Treating system and method for incinerating high-water-content solid waste in cement kiln |
| CN109163335A (en) * | 2018-08-21 | 2019-01-08 | 肖成美 | A kind of cement kiln burning high-moisture percentage solid waste processing unit |
| CN110793041A (en) * | 2019-09-17 | 2020-02-14 | 中国能源建设集团广东省电力设计研究院有限公司 | Sludge blending combustion system |
-
2016
- 2016-01-15 CN CN201620038084.2U patent/CN205746889U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485698A (en) * | 2016-01-15 | 2016-04-13 | 浙江环立环保科技有限公司 | Treating system and method for incinerating high-water-content solid waste in cement kiln |
| CN109163335A (en) * | 2018-08-21 | 2019-01-08 | 肖成美 | A kind of cement kiln burning high-moisture percentage solid waste processing unit |
| CN110793041A (en) * | 2019-09-17 | 2020-02-14 | 中国能源建设集团广东省电力设计研究院有限公司 | Sludge blending combustion system |
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