CN202924892U

CN202924892U - Treatment device for filtration residues of waste water

Info

Publication number: CN202924892U
Application number: CN2012206747594U
Authority: CN
Inventors: 黄光裕
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-12-07
Filing date: 2012-12-07
Publication date: 2013-05-08
Anticipated expiration: 2022-12-07

Abstract

The utility model discloses a treatment device for filtration residues of waste water. The treatment device comprises a stable blending device, a dehydrating and drying device and an alkaline water circulating system, and can perform improvement treatment on semi-liquid and solid matters produced after treatment of the waste water. The device can be matched with a hospital waste water disinfection treatment device and a toilet sewage treatment device for use so as to effectively perform beneficial treatment on dirt and filtered matters produced by the waste water treatment device, eliminate the re-pollution of an environment caused by harmful substances in the waste water, protect a public environment and public health and achieve the purpose of utilizing the waste. The device has the advantages of simple structure, reasonable process, good pollution control effect and low cost. The device is particularly suitable for controlling domestic sewage projects in large-scale reservoirs and water source areas and can avoid secondary water pollution caused by landfill of the filtration residues.

Description

Waste water filter excess treatment unit

Technical field

The utility model relates to a kind of waste water filter excess treatment unit.

Background technology

Existing city sewage treatment works particularly produces the dirts such as a large amount of solidss, the remaining mud of filter, waste residue to the treating processes of people and animals' movement sewage, usually exists with liquid state, semi-solid state, solid and biosolids state.For a long time, be the most scabrous problem of technical field of sewage to the processing of these dirts always.These mud class materials not only have the pollutent in waste water, and the grid slag that produces in wastewater treatment process, sediment, filter residue, primary sludge, chemical sludge, aerobic and anaerobic activated sludge etc. are also arranged.How these mud that contain a large amount of objectionable constituent are recycled, reduced secondary environmental pollution and perplexing all the time sewage treatment industry.And the Technology that the sector generally adopts be concentrate, dehydration, mummification, be landfill disposal at last.Use above-mentioned treatment technology not filter excess to waste water and effectively process, reason is that this class mud is the Composite pollution material, comprises the various pollutents that the city produces, and kind is many, complicated component, and toxic is strong, and is large to environmental and human health impacts hazardness.Use above-mentioned treatment technology can not peel off various objectionable constituent, remove poisonous substance, carry out the processing of benefit useization.This class filter excess contains water soluble organic substance, inorganics, and insoluble organism, inorganics, leach thing, throw out, people and animals' movement, oil stain dirt etc. at adsorptivity material slag, also have a large amount of pathogenic microorganisms, virus, virus spread etc.Finally can only be this class Combination mud with under municipal wastes landfill together.In rainy season, after rain penetration, the objectionable constituent in mud can import lithic drainage with rainwater, also can go deep into causing secondarily polluted water in rivers and lakes and reservoir water source, to the human health harm, environment are done great damage.

The utility model is intended to overcome above defective of the prior art.

Summary of the invention

The purpose of this utility model is to provide a kind of waste water filter excess treatment unit, in order to a large amount of mud of producing in wastewater treatment process, leach thing and pollutent carries out the processing of benefit useization, recycling avoids causing the secondary pollution of environment, to protect mankind health.

The technical solution of the utility model is: a kind of waste water filter excess treatment unit, comprise and stablize mediation equipment and dehydrogenation drying equipment, it is characterized in that: the top of described stable mediation equipment is provided with mud entrance and treatment agent filling port, inside is provided with mechanical stirrer, and the bottom is provided with mixed solution and extracts mouth out; Described dehydrogenation drying equipment comprises water trap and dewatered drying device, wherein, the top of described water trap is provided with entry to mixed solution, the bottom is provided with the mud discharge port and removes water extracts mouth out, described dewatered drying device comprises the transport tape drive unit, for delivery of the transport tape of filter excess, be used for extruding filter excess so that the pressure roller of dehydration and be used for the baker of oven dry filter excess, wherein, the filter excess that dewaters in water trap via mud discharge port disposing to the transport tape of dewatered drying device; The mixed solution of described stable mediation equipment is extracted the entry to mixed solution that mouth is connected to described water trap out; Described waste water filter excess treatment unit also is provided with the alkaline water recycle system, the described alkaline water recycle system comprise from remove water extract out mouthful extract remove the pump of water and will extract remove the pipeline that water is transported to the treatment agent filling port of stablizing mediation equipment.

Advantageously, stablizing mediation equipment is a water tank type container, and its inner agitator that arranges can be powerful drum-type, auger type or impeller-type stirrer, guarantees mud and treatment agent are mixed evenly.

In a favourable embodiment, the mixed solution extraction mouth of stablizing mediation equipment is connected to the entry to mixed solution of water trap via a cyclic delivery system, described cyclic delivery system comprises from mixed solution extracts the pipeline that mouthful extraction is filtered the pump of excess and the filter excess that extracts is transported to entry to mixed solution out.This pump can be high pressure slurry pump, and it is transported to dehydrogenation drying equipment with mixed solution.

Advantageously, the transport tape of dewatered drying device can be made by tough and tensile fine eyelet material, can be made by metal or high polymer material braid especially.

In another favourable embodiment, water trap is centrifugal, comprises the dehydration tumbler of being made by the microporous permeable metallic substance, and described dehydration tumbler is furnished with the air retaining wall of being made by fine eyelet braiding filtering material.Preferably, centrifugal rotating cylinder is the mud-water separation structure of being made by metal micro-holes aperture plate and fine filtering fabric.

In another favourable embodiment, baker comprises electric heat source, combustion heat source or radiativity thermal source.

according to waste water filter excess treatment unit of the present utility model, can be transmitted back to the treatment agent filling port of stablizing mediation equipment to the water that removes of water trap by the alkaline water recycle system, carry out alkali solution and recycle.The mud that dewaters in water trap by disposing to the dewatered drying device, be preferably conveying type roll extrusion dewatered drying bed and carry out depth drying and process.Transport tape is made by tough and tensile poromerics, has the high penetration rate that is suitable for roll extrusion dehydration and oven dry heat energy.This transport tape is sent into storing unit to the mud after processing.In treating processes, the filter excess is stablized mediation, centrifuge dehydration and roll extrusion drying and processing in the disclosed device of the utility model and equipment, effectively restriction micro-organisms growth, breeding, make the mud can be corrupt, remove foul smell and harmful material, elimination virus, bacterium and other microorganisms make its physical property reach emission standard, can be used as organic fertilizer and use, realize the target that the utility model is processed waste water filter excess.

Can effectively carry out the processing of benefit useization to a large amount of mud, dirt and the filter excess that produces in wastewater treatment process according to waste water filter excess treatment unit of the present utility model, eliminate secondary pollution, protection of the environment, protection public health that contained harmful substances causes environment.This device is the finishing apparatus of waste water treatment engineering, can be used in conjunction with for example hospital wastewater disinfection unit and sewage treatment apparatus for toilet.It is specially adapted to large reservoir water source area pollution treatment engineering, avoids filtering the lithic drainage secondary pollution that the excess landfill causes.

Description of drawings

Fig. 1 is the structural representation of waste water filter excess treatment unit of the present utility model.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

In the embodiment shown in fig. 1, waste water filter excess is collected as stablizing in the facility 10 that catchments of mediation equipment by pipe special, the facility 10 that catchments is sludge containment vessels of being made by antiacid caustic corrosion material, top is provided with mud entrance 11 and treatment agent filling port 12, inside is provided with mechanical stirrer 16, this agitator can be selected powerful type kind, comprises drum-type, auger type or vane type etc.This facility that catchments is with high pressure slurry pump circulation and a delivery system 13, and it is comprised of slush pump 14, mud spray tube 15A and slurry pipeline 15B.Be provided with mud in the bottom of the facility 10 that catchments and extract mouth 17 out.In treating processes, waste water filter excess flows into by entrance 11 facility 10 that catchments, treatment agent adds from filling port 12, after stirring through agitator 16, extracted out by slush pump 14 through extracting mouth 17 out, be transported to centrifugal dewatering equipment 20 and carry out processed or return to through spray tube 15A the facility 10 that catchments and carry out the mixed processing of whirlpool.After mixing, mixed solution injects dewatering centrifuge 20 from the top by transfer lime 15B, this water trap top is provided with entry to mixed solution 21, and the bottom is provided with mud discharge port 22 and removes water extracts mouthfuls 23 out, its dehydration tumbler is the metal micro-holes filtration vessel, and with lined braiding fine filtering structural sheet.The described water that removes contains than high alkalinity, and its pH value reaches more than 12, and alkaline water, is delivered to through cyclic delivery system 25 facility 10 that catchments and reused as treatment agent from extracting mouthful 23 extractions out by pump 24.Dewatered sludge is from discharge port 22 disposings to conveying type roll extrusion dewatered drying device 26, and this device is comprised of transport tape drive unit 28, transport tape 26A, pressure roller 27 and baker 29.Transport tape 26A is made by tough and tensile fine eyelet material, comprises metal, high polymer material braid etc., has good water-permeable and baking permeability.Described baker can comprise electric heat source, fuel thermal source or radiativity thermal source.After mud process pressure roller 27 and baker 29 deep dehydration drying and processings, be transported to mud powder warehouse 30 by transport tape 26A standby as fertilizer.

To sum up, the effectively restriction micro-organisms growth of waste water filter excess treatment unit, breeding that the utility model provides make mud not corrupt, do not produce foul smell, and can remove harmful material, elimination virus, bacterium and various microorganism.The mud of processing through this device can directly use as organic fertilizer, has thoroughly solved the secondary pollution problem of waste water filter excess, has realized protection of the environment, the target of protection HUMAN HEALTH.

Claims

1. a waste water filter excess treatment unit, comprise and stablize mediation equipment and dehydrogenation drying equipment, it is characterized in that:

The top of described stable mediation equipment is provided with mud entrance and treatment agent filling port, and inside is provided with mechanical stirrer (16), and the bottom is provided with mixed solution and extracts mouthful (17) out;

described dehydrogenation drying equipment comprises water trap and dewatered drying device, wherein, the top of described water trap is provided with entry to mixed solution (21), the bottom is provided with mud discharge port (22) and removes water extracts mouthful (23) out, described dewatered drying device comprises transport tape drive unit (28), transport tape (26A) for delivery of the filter excess, be used for extruding filter excess so that the pressure roller (27) of dehydration, with the baker (29) that is used for oven dry filter excess, wherein, the filter excess that dewaters in water trap arrives on the transport tape (26A) of dewatered drying device via mud discharge port (22) disposing,

The mixed solution of described stable mediation equipment is extracted the entry to mixed solution (21) that mouthful (17) are connected to described water trap out;

Described waste water filter excess treatment unit also is provided with the alkaline water recycle system, the described alkaline water recycle system comprise from remove water extract out mouthful (23) extract remove the pump (24) of water and will extract remove the pipeline that water is transported to the treatment agent filling port of stablizing mediation equipment.

2. waste water according to claim 1 is filtered the excess treatment unit, it is characterized in that: the mixed solution of described stable mediation equipment is extracted mouthful (17) out and is connected to the entry to mixed solution (21) of described water trap via a cyclic delivery system, and described cyclic delivery system comprises from mixed solution extracts the pipeline (15B) that mouthful (17) are extracted the pump (14) of filter excess and the filter excess that extracts are transported to entry to mixed solution (21) out.

3. waste water according to claim 1 and 2 is filtered the excess treatment unit, and it is characterized in that: described transport tape (26A) is made by tough and tensile fine eyelet material.

4. waste water according to claim 3 is filtered the excess treatment unit, and it is characterized in that: described transport tape (26A) is made by metal or high polymer material braid.

5. waste water according to claim 1 and 2 is filtered the excess treatment unit, and it is characterized in that: described baker (29) comprises electric heat source, combustion heat source or radiativity thermal source.

6. waste water according to claim 1 and 2 is filtered the excess treatment unit, it is characterized in that: described water trap is centrifugal, comprise the dehydration tumbler of being made by the microporous permeable metallic substance, described dehydration tumbler is furnished with the air retaining wall of being made by fine eyelet braiding filtering material.