CN110156210A - A kind of processing method of Urban Underground construction yellow mud water - Google Patents

A kind of processing method of Urban Underground construction yellow mud water Download PDF

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Publication number
CN110156210A
CN110156210A CN201910478661.8A CN201910478661A CN110156210A CN 110156210 A CN110156210 A CN 110156210A CN 201910478661 A CN201910478661 A CN 201910478661A CN 110156210 A CN110156210 A CN 110156210A
Authority
CN
China
Prior art keywords
water
yellow mud
processing method
mud water
settling agent
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.)
Pending
Application number
CN201910478661.8A
Other languages
Chinese (zh)
Inventor
杨波
吕光辉
苟明志
曾登奎
衡磊
张羽东
刘鑫
易大伟
何家华
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.)
Hubei Baixiang Environmental Protection Technology Co Ltd
China Railway Erju Co Ltd
Original Assignee
Hubei Baixiang Environmental Protection Technology Co Ltd
China Railway Erju 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 Hubei Baixiang Environmental Protection Technology Co Ltd, China Railway Erju Co Ltd filed Critical Hubei Baixiang Environmental Protection Technology Co Ltd
Priority to CN201910478661.8A priority Critical patent/CN110156210A/en
Publication of CN110156210A publication Critical patent/CN110156210A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step

Abstract

The present invention provides a kind of processing method of Urban Underground construction yellow mud water.The processing method of the Urban Underground construction yellow mud water, comprising the following steps: S1: intake pump is extracted out the yellow mud water in the slurry collecting pond of construction site by water inlet pipe, is promoted in reaction tank by elevator pump;Drainage settling agent inside drainage settling agent medicine-adding bin: being added to inside reaction container by the first dosing pump, be sufficiently mixed drainage settling agent with yellow mud water by S2, forms the bigger muddy water of density;S3: and then PAM dosing is led to by internal PAM medicament by the second dosing pump and is added in reaction tank.The processing method of Urban Underground construction yellow mud water provided by the invention has and can completely remove to the yellow mud in building-site yellow mud water with colloidal substance, its water outlet is limpid: SS < 10mg/L, visual depth 2m or more, integration of equipments is together, its intensive degree is high, sludge dewatering is more efficient, and the moisture percentage in sewage sludge of generation is low.

Description

A kind of processing method of Urban Underground construction yellow mud water
Technical field
The present invention relates to the processing methods of the realm of building construction more particularly to a kind of Urban Underground construction yellow mud water.
Background technique
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also be with It says it is various lines on design drawing, in specified place, becomes process in kind.It includes basic engineering construction, master Body structure construction, roof construction, decorative engineering construction etc..The place of construction operation is known as " construction site " or cries " construction site ", is also named building site.
The yellow mud water that the existing stake machine in construction site generates, as environmental requirement is increasingly strict, river has also been carried out in various regions one after another Long system, supervision are also increasingly stringenter, and yellow mud water is carried out preliminary sedimentation by the existing method to yellow mud water process, are then passed through again Supernatant is discharged, way efficiency is lower, while moisture percentage in sewage sludge is excessively high, and outward transport cost of disposal is high.
Therefore, it is necessary to which the processing method for providing a kind of Urban Underground construction yellow mud water solves above-mentioned technical problem.
Summary of the invention
The present invention provides a kind of processing method of Urban Underground construction yellow mud water, when solving the existing water process to yellow mud on Moisture percentage in sewage sludge is excessively high after clear liquid discharging, the high problem of outward transport cost of disposal.
In order to solve the above technical problems, the processing method of Urban Underground construction yellow mud water provided by the invention, including it is following Step:
S1: intake pump is extracted out the yellow mud water in the slurry collecting pond of construction site by water inlet pipe, is promoted by elevator pump To reaction tank;
Drainage settling agent inside drainage settling agent medicine-adding bin: being added to inside reaction container by S2 by the first dosing pump, It is sufficiently mixed drainage settling agent with yellow mud water, forms the bigger muddy water of density;
S3: and then PAM dosing is led to by internal PAM medicament by the second dosing pump and is added in reaction tank, form alumen ustum Wadding body, alumen ustum wadding body and water have apparent boundary;
S4: sewage after the reaction was completed, into sedimentation basin, alumen ustum is close because being mixed with drainage settling agent in sedimentation basin Degree is bigger, and faster, sedimentation basin water outlet is more excellent for mud-water separation speed, and sedimentation basin water outlet can qualified discharge;
S5: the sludge in sedimentation basin bucket is pressed into inside flame filter press by slush pump, by flame filter press into Row mud-water separation, therefore contain drainage settling agent in sludge, skeleton structure is easily formed in sludge, filtering means dehydration effect is more preferable, The moisture percentage in sewage sludge of generation is lower;
S6: by flame filter press carry out mud-water separation after water can gravity flow outlet up to standard, sludge formed mud cake, carry out That is outward transport disposition eventually.
Preferably, the reaction tank is internally provided with agitating device, when drainage settling agent is added to inside reaction tank, stirs Device is mixed to be stirred.
Preferably, when the PAM is added to inside reaction tank, agitating device is stirred.
Preferably, drainage settling agent and the inflow of yellow mud water add according to a certain percentage in the step S2.
Preferably, PAM medicament and the inflow of yellow mud water add according to a certain percentage in the step S3.
Preferably, the yellow mud water generated during underground construction is carried out concentration receipts by construction site slurry collecting pond Collection, one end of water inlet pipe is connected to construction site slurry collecting pond.
Compared with the relevant technologies, the processing method of Urban Underground construction yellow mud water provided by the invention has following beneficial Effect:
The present invention provides a kind of processing method of Urban Underground construction yellow mud water, and intake pump passes through water inlet pipe for construction site Yellow mud water extraction inside slurry collecting pond, enters reaction tank by water-supply-pipe, then according to the inflow of yellow mud water from helping Inside heavy filter aid medicine-adding bin by the first dosing pump to be added inside reaction tank it is a certain amount of help heavy filter aid, in simultaneous reactions pond The agitating device in portion is stirred, and by being sufficiently mixed, is then pressed the PAM medicament in PAM compounding bin by the second dosing pump It is put into reaction tank according to certain ratio, while agitating device is stirred, PAM medicament is made adequately contact instead with it It answers, after reaction, forms high density alumen ustum wadding body, alumen ustum wadding body and water have apparent boundary, and being then lifted out pump will be in reaction container Mud mixture be pumped into sedimentation basin, because alumen ustum density is larger in sedimentation basin, be able to achieve quick mud-water separation, separate Water can be pumped by mud to flame filter press in the high density sludge in sedimentation basin overflow weir standard discharge, bucket Portion, because containing drainage settling agent in the sludge, easily formation skeleton structure can be promoted when plate and frame filter press carries out mud-water separation Sludge dewatering efficiency can reach the discharge standard of level-one A, the dirt in plate compression box body by the water of plate and frame filter press Moisture content can be realized in 70% level below in mud, and sludge goes completely into mud cake, facilitates outward transport, method can through this process To be completely removed to the yellow mud in building-site yellow mud water with colloidal substance, it is discharged limpid: SS < 10mg/L is visual deep 2m or more is spent, together, intensive degree is high, and occupied area is small, high degree of automation, and sludge glue efficiency is more for integration of equipments Low, the moisture percentage in sewage sludge of generation is low.
Detailed description of the invention
Fig. 1 is that a kind of structure of preferred embodiment of the processing method of Urban Underground provided by the invention construction yellow mud water is shown It is intended to;
Fig. 2 is the floor plan of present device.
Figure label: 1, reaction settling basin, 2, intake pump, 3, drainage settling agent medicine-adding bin, 4, PAM medicine-adding bin, 5, mud Pump, 6, flame filter press, 7, water inlet pipe, 8, water-supply-pipe, the 9, first dosing pump, the 10, second dosing pump, the 11, first mud tube, 12, the second mud tube, 13, outlet pipe.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing.
Please refer to Fig. 1 and Fig. 2, wherein Fig. 1 is the processing method of Urban Underground provided by the invention construction yellow mud water A kind of preferred embodiment structural schematic diagram;
Fig. 2 is the floor plan of present device.The processing method of Urban Underground construction yellow mud water, including following step It is rapid:
S1: intake pump 2 is extracted out the yellow mud water in the slurry collecting pond of construction site by water inlet pipe 7, is mentioned by elevator pump 2 It rises in reaction tank;
S2: the drainage settling agent inside drainage settling agent medicine-adding bin is added in reaction container 1 by the first dosing pump 9 Portion is sufficiently mixed drainage settling agent with yellow mud water, forms the bigger muddy water of density;
S3: and then PAM dosing is led to by internal PAM medicament by the second dosing pump 10 and is added to 1 in reaction tank, form alum Titbit body, alumen ustum wadding body and water have apparent boundary;
S4: sewage after the reaction was completed, into sedimentation basin 1, in sedimentation basin 1 alumen ustum because being mixed with drainage settling agent, Density is bigger, and faster, sedimentation basin water outlet is more excellent for mud-water separation speed, and sedimentation basin water outlet can qualified discharge;
S5: the sludge in sedimentation basin bucket is pressed into inside flame filter press by slush pump 5, passes through flame filter press 6 Mud-water separation is carried out, therefore contains drainage settling agent in sludge, easily forms skeleton structure in sludge, filtering means dehydration effect is more Good, the moisture percentage in sewage sludge of generation is lower;
S6: by flame filter press 6 carry out mud-water separation after water can gravity flow outlet up to standard, sludge formed mud cake, into Row transports outward disposition eventually.
The reaction container 1 is internally provided with agitating device, and agitating device includes variable speed electric motors, particularly, stirring rod and stirring flabellum group At when PAC medicament is added to 1 inside of reaction container, agitating device is quickly stirred.
When the PAM is added to 1 inside of reaction container, agitating device is mixed slowly.
PAC medicament and the inflow of yellow mud water add according to a certain percentage in the step S2.
PAM medicament and the inflow of yellow mud water add according to a certain percentage in the step S3.
The yellow mud water generated during underground construction is carried out centralized collection, water inlet pipe by construction site slurry collecting pond 7 one end is connected to construction site slurry collecting pond.
The working principle of the processing method of Urban Underground construction yellow mud water provided by the invention is as follows:
Intake pump 2 by water inlet pipe 7 by inside the slurry collecting pond of construction site yellow mud water extract out, by water-supply-pipe 8 into Enter to reaction tank, then passes through the first dosing pump 9 inside drainage settling agent medicine-adding bin 3 according to the inflow of yellow mud water to reaction Bucket is internal to be added a certain amount of drainage settling agent, and the agitating device inside simultaneous reactions pond is stirred, by sufficiently reacting, yellow mud Yellow mud in water is sufficiently mixed with drainage settling agent, and the PAM medicament in PAM reaction tank 4 is then passed through the second dosing pump 10 put into according to a certain percentage inside reaction tank 1, and PAM medicament is made to carry out sufficient haptoreaction with it, after reaction, are formed Diameter is bigger, the bigger alumen ustum wadding body of density, and alumen ustum wadding body and water have apparent boundary, is then precipitated wherein with reality Existing mud-water separation, water outlet can reach the direct outlet of discharge standard, and then slush pump 5 passes through the first mud tube 11 and the second mud Sludge in 1 bucket of reaction settling basin is pressed into flame filter press 6 by pipe 12, carries out muddy water by plate and frame filter press 6 Separation, by the water of plate and frame filter press, can reach the discharge standard of level-one A, the sludge in 6 cabinet of plate and frame filter press can be real For existing moisture content in 70% level below, sludge goes completely into mud cake, facilitates outward transport.
Compared with the relevant technologies, the processing method of Urban Underground construction yellow mud water provided by the invention has following beneficial Effect:
The present invention provides a kind of processing method of Urban Underground construction yellow mud water, and intake pump 2 will build work by water inlet pipe 7 Inside ground slurry collecting pond yellow mud water extraction, reaction container is entered by water-supply-pipe 8, then according to the inflow of yellow mud water from By the first dosing pump 9 to a certain amount of drainage settling agent, simultaneous reactions are added inside reaction container inside drainage settling agent medicine-adding bin 3 Agitating device inside bucket is stirred, and by being sufficiently mixed, the PAM medicament in PAM reaction container 4 is then passed through the second dosing Pump 10 is put into inside reaction container 1 according to a certain percentage, while agitating device is halved at a slow speed, make PAM medicament and its into Row sufficient haptoreaction after reaction, forms the bigger alumen ustum wadding body of diameter, and alumen ustum wadding body and water have apparent boundary, together When precipitating phase in reaction settling basin 1, clear water may be implemented continuous excessive, and the slush pump 5 in bucket passes through the first mud Pipe 11 and the second mud tube 12 are drilled the reaction after reaction is heavy the mixture in pond bucket 1 and are input to inside flame filter press 6, lead to It crosses the progress mud-water separation of plate and frame filter press 6 and the discharge standard of level-one A, sheet frame pressure can reach by the water of plate and frame filter press 6 Moisture content can be realized in 70% level below in sludge in 6 cabinet of filter, and sludge goes completely into mud cake, facilitates outward transport, Method can completely remove the yellow mud in building-site yellow mud water with colloidal substance through this process, and water outlet is clear Clear: SS < 10mg/L, visual depth 2m or more, together, intensive degree is high, and occupied area is small for integration of equipments, automates journey Degree is high, and sludge dewatering is high-efficient, and the moisture percentage in sewage sludge of generation is low.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills Art field, is included within the scope of the present invention.

Claims (6)

1. a kind of processing method of Urban Underground construction yellow mud water, which comprises the following steps:
S1: intake pump is extracted out the yellow mud water in the slurry collecting pond of construction site by water inlet pipe, is promoted to instead by elevator pump In Ying Chi;
S2: the drainage settling agent inside drainage settling agent medicine-adding bin is added to inside reaction container by the first dosing pump, makes to help Filter settling agent is sufficiently mixed with yellow mud water, forms the bigger muddy water of density;
S3: and then PAM dosing is led to by internal PAM medicament by the second dosing pump and is added in reaction tank, alumen ustum wadding body is formed, Alumen ustum wadding body and water have apparent boundary;
S4: sewage after the reaction was completed, into sedimentation basin, alumen ustum is because being mixed with drainage settling agent in sedimentation basin, and density is more Greatly, faster, sedimentation basin water outlet is more excellent for mud-water separation speed, and sedimentation basin water outlet can qualified discharge;
S5: the sludge in sedimentation basin bucket is pressed into inside flame filter press by slush pump, carries out mud by flame filter press Water separation, therefore contain drainage settling agent in sludge, skeleton structure is easily formed in sludge, filtering means dehydration effect is more preferable, generates Moisture percentage in sewage sludge it is lower;
S6: water after flame filter press carries out mud-water separation can gravity flow outlet up to standard, sludge forms mud cake, carries out i.e. outer Fortune disposition eventually.
2. the processing method of Urban Underground construction yellow mud water according to claim 1, which is characterized in that in the reaction tank Portion is provided with agitating device, and when drainage settling agent is added to inside reaction tank, agitating device is stirred.
3. the processing method of Urban Underground construction yellow mud water according to claim 2, which is characterized in that the PAM is added When inside to reaction tank, agitating device is stirred.
4. the processing method of Urban Underground construction yellow mud water according to claim 1, which is characterized in that in the step S2 Drainage settling agent and the inflow of yellow mud water add according to a certain percentage.
5. the processing method of Urban Underground construction yellow mud water according to claim 1, which is characterized in that in the step S3 PAM medicament and the inflow of yellow mud water add according to a certain percentage.
6. the processing method of Urban Underground construction yellow mud water according to claim 1, which is characterized in that the construction site The yellow mud water generated during underground construction is carried out centralized collection, one end of water inlet pipe and construction site mud by slurry collecting pond Collecting pit connection.
CN201910478661.8A 2019-06-03 2019-06-03 A kind of processing method of Urban Underground construction yellow mud water Pending CN110156210A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910478661.8A CN110156210A (en) 2019-06-03 2019-06-03 A kind of processing method of Urban Underground construction yellow mud water

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114920389A (en) * 2022-06-01 2022-08-19 铜陵学院 Method for treating yellow mud water for urban underground construction

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863608A (en) * 2010-06-02 2010-10-20 骆嘉成 Solid-liquid separation process for drilled pile waste mud
CN106278145A (en) * 2016-07-27 2017-01-04 亚太森博(山东)浆纸有限公司 The process technique of a kind of mud, shale brick and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863608A (en) * 2010-06-02 2010-10-20 骆嘉成 Solid-liquid separation process for drilled pile waste mud
CN106278145A (en) * 2016-07-27 2017-01-04 亚太森博(山东)浆纸有限公司 The process technique of a kind of mud, shale brick and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114920389A (en) * 2022-06-01 2022-08-19 铜陵学院 Method for treating yellow mud water for urban underground construction

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Application publication date: 20190823