CN107417033A - Waste water floating equipment for separating liquid from solid and its separation method - Google Patents

Waste water floating equipment for separating liquid from solid and its separation method Download PDF

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Publication number
CN107417033A
CN107417033A CN201710327928.4A CN201710327928A CN107417033A CN 107417033 A CN107417033 A CN 107417033A CN 201710327928 A CN201710327928 A CN 201710327928A CN 107417033 A CN107417033 A CN 107417033A
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CN
China
Prior art keywords
water
mud
solid
body refuse
separation
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.)
Withdrawn
Application number
CN201710327928.4A
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Chinese (zh)
Inventor
兰强
林君锋
张欢
唐甸铭
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Fujian Province Lanshen Environmental Protection Technology Co Ltd
Original Assignee
Fujian Province Lanshen Environmental Protection Technology 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 Fujian Province Lanshen Environmental Protection Technology Co Ltd filed Critical Fujian Province Lanshen Environmental Protection Technology Co Ltd
Priority to CN201710327928.4A priority Critical patent/CN107417033A/en
Publication of CN107417033A publication Critical patent/CN107417033A/en
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2846—Anaerobic digestion processes using upflow anaerobic sludge blanket [UASB] reactors

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The present invention relates to a kind of waste water floating equipment for separating liquid from solid and its separation method, belong to technical field of sewage.The interior of separation of solid and liquid cabinet is provided with multiple cartridge filters, and four side walls of cartridge filter are respectively three face screen clothes and a discharge door, and bottom plate is bottom plate screen cloth；It is provided with the top of cartridge filter into water water distributor；It is gathering ground below cartridge filter；Gathering ground connects anaerobic water pipe by collector pipe, and anaerobic water pipe is arranged in upflow type anaerobic retort；Connection mud-water separation pond above upflow type anaerobic retort；Mud-water separation bottom of pond portion is provided with sludge bucket with upflow type anaerobic retort junction；Mud-water separation pond is additionally provided with body refuse outlet pipe, and body refuse outlet pipe is connected with dredge pump；Delivery port is additionally provided with the top of mud-water separation pond.The present invention provides body refuse and colloid substances in the comprehensive pretreatment for solving piggery wastewater, the water finally come out from outlet pipe, will be without mud, and water-borne glue body is also few even without reducing follow-up sewage disposal difficulty.

Description

Waste water floating equipment for separating liquid from solid and its separation method
Technical field
The present invention relates to a kind of waste water floating equipment for separating liquid from solid and its separation method, belong to technical field of sewage.
Background technology
The separation of solid and liquid of piggery wastewater carries out thick formula separation using mechanical (or with oscillatory type) solid-liquid separating machine more at present, its The water separated has the characteristics of obvious：Water outlet is muddy, and suspension is high, more with insoluble matter and gluey state.Entered with the state waste water Enter subsequent biochemical system, through anaerobic fermentation, its jelly part is separated from the water out and suspended in water in the form of small pellet, It is big that anaerobic effluent water body hangs object amount.Subsequently through dosing, it is difficult to precipitate；If with belt filter press, it rinses the recoil of filter cloth belt Water is big, raw water amount is increased more than 50%, while the financial burden brought；Or its mud-water separation is realized with air floatation machine, by Big (solid content is about 3%) in its mud amount, now the efficiency of air floatation machine is relatively low, and operating cost is also higher.Therefore anaerobic effluent Mud-water separation does not solve, and follow-up aerobic system brings more serious problems, i.e. oxygen-supplying amount deficiency therewith, is brought largely by water mid-early stage Body refuse, be allowed to have in aerobic system pond substantial amounts of foam to produce, it needs a large amount of defoamings, and operation work difficulty is big.
The content of the invention
For above-mentioned technical problem, the present invention provides a kind of water floating type equipment for separating liquid from solid, with solid through machinery before solution Follow-up a series of problems that liquid separation is brought.Need to solve the problems, such as：
1st, realize that water-borne glue shape thing detaches from water automatically in device；
2nd, realize that body refuse floats automatically in water body, it is quiet in pond liquid level；
3rd, realize that muddy water is completely separated, be allowed to water outlet without or few band mud water outlet.
Specifically technical scheme is：
Waste water floating equipment for separating liquid from solid, including separation of solid and liquid cabinet, mud-water separation pond and upflow type anaerobic retort；
The interior of described separation of solid and liquid cabinet is provided with multiple cartridge filters, and described cartridge filter includes bottom plate and four side walls, institute Four side walls stated are respectively three face screen clothes and a discharge door, and described bottom plate is bottom plate screen cloth；It is provided with the top of cartridge filter Water inlet water distributor；
The structure and occupation mode of cartridge filter of the present invention are as follows：Inside uses stainless steel cloth coalescent pack, shell Body steel, the use of pressure is 0.6Mpa-0.7Mpa.
Wherein, most preferred index is：Stainless steel cloth coalescent pack is divided into two disks up and down, and staggeredly 45-90 degree is stacked and made With, specific surface area (metre squared per cubic) 25-60,100-110 kilograms per cubic meter of proportion of stacking, voidage 95-97%.
Separation of solid and liquid net principle is that the combination of mist is caught using whirlwind and stainless steel cloth, while use and directly intercept, The mechanism such as inertial collision, Blang's diffusion and cohesion, it is highly effective.When the liquid containing oil and water is passed through oil water separator, big liquid Drop under Action of Gravity Field and fall on oil water separator bottom, vaporific droplet condenses into big drop by silk screen capture and falls on water-oil separating Therefore device bottom, the liquid of entrainment are separated, this is one of inventive point of the present invention, and inventor have passed through multiple survey Examination, find using pressure to be 0.3Mpa-0.5Mpa, it is highly preferred that inventor has found, it is proportionally the 0.12- of quality 0.18% launches flocculant or aggregating agent into the sewage containing solid item pollutant, and wherein flocculant can make oil be condensed into gelinite Precipitation, and aggregating agent then makes oil be condensed into colloid makes its floating, plays good booster action, wherein flocculant is preferred：Sulfuric acid Aluminium, aluminium chloride, ferric sulfate, iron chloride, its usage amount are respectively：Addition is 0.12 the percent of gross mass, 0.13,0.16 He 0.18, this is that inventor have passed through data obtained by experiment for many years, is optimal value.
It is gathering ground below cartridge filter；Gathering ground connects anaerobic water pipe, described anaerobic water Guan An by collector pipe In upflow type anaerobic retort；Connection mud-water separation pond above upflow type anaerobic retort；In described mud-water separation pond Body refuse panel is provided with, mud-water separation bottom of pond portion is provided with sludge bucket with upflow type anaerobic retort junction；Mud-water separation pond Body refuse outlet pipe is additionally provided with, body refuse outlet pipe is connected with dredge pump；Delivery port is additionally provided with the top of mud-water separation pond.
Specifically, the interior of described separation of solid and liquid cabinet is provided with four cartridge filters, four cartridge filters are installed side by side, successively in turn Use.
Further, described upflow type anaerobic retort has two, is arranged on side by side below mud-water separation pond, Mei Geshang A sludge bucket is respectively configured in streaming anaerobic reaction-pot.
Described body refuse panel has multiple, vertical tops being arranged in mud-water separation pond.
The face mesh size of cartridge filter three is 3~5mm, and the bottom plate mesh size of bottom plate is 2~3mm.
The separation method of the waste water floating equipment for separating liquid from solid, including procedure below：
Waste water flows into the cartridge filter of separation of solid and liquid tank through water distributor of intaking, and coarse granule, which stays in, forms filter on bottom plate screen cloth Material；
Water outlet by cartridge filter filtering flows into anaerobic water pipe through collector pipe and enters upflow type anaerobic retort, up flow type Anaerobic reaction-pot is built with anaerobic sludge；Sewage passes through anaerobic sludge layer, and colloidal substances are from water in sewage in the presence of anaerobic bacteria In detach, the jelly to spin off and partial fine suspension, muddy water is ascended into together with gas caused by anaerobism In separate tank；
Jelly and suspension, enter in the effect of attachment gas in mud-water separation pond, bubble through the water column therewith, it is follow-up to rise Body refuse particle be attached in mud-water separation pond before the slime layer bottom bubbled through the water column；The mud floated on mud-water separation pond Slag, periodically extracted out by body refuse outlet pipe by dredge pump.
Part body refuse is sink on sludge headwall, is returned and is sunken in upflow type anaerobic retort.
Waste water floating equipment for separating liquid from solid and its separation method provided by the invention, the comprehensive pretreatment for solving piggery wastewater Middle body refuse and colloid substances, the water finally come out from outlet pipe will be also few even without reduction is follow-up dirty without mud, water-borne glue body Water process difficulty.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the body refuse outlet pipe overlooking the structure diagram of the present invention.
Embodiment
Illustrate the embodiment of the present invention in conjunction with the accompanying drawings and embodiments.
As shown in figure 1, waste water floating equipment for separating liquid from solid, including separation of solid and liquid cabinet 1, mud-water separation pond 2 and up flow type are detested Oxygen retort 3；
The interior of described separation of solid and liquid cabinet 1 is provided with multiple cartridge filters 5, and described cartridge filter 5 includes bottom plate and four side walls, Four described side walls are respectively three face screen clothes and a discharge door, and described bottom plate is bottom plate screen cloth；The top of cartridge filter 5 is set Have into water water distributor 4；
The lower section of cartridge filter 5 is gathering ground 6；Gathering ground 6 connects anaerobic water pipe 9, described anaerobic water by collector pipe 7 Pipe 9 is arranged in upflow type anaerobic retort 3；The top of upflow type anaerobic retort 3 connection mud-water separation pond 2；As shown in Fig. 2 Body refuse panel 8 is provided with described mud-water separation pond 2, the bottom of mud-water separation pond 2 is set with the junction of upflow type anaerobic retort 3 It is equipped with sludge bucket 10；Mud-water separation pond 2 is additionally provided with body refuse outlet pipe 12, and body refuse outlet pipe 12 is connected with dredge pump；Mud-water separation Chi2Ding Portion is additionally provided with delivery port 11.
The interior of described separation of solid and liquid cabinet 1 is provided with four cartridge filters 5, and four cartridge filters 5 are installed, made in turn successively side by side With.
Described upflow type anaerobic retort 3 has two, is arranged on the lower section of mud-water separation pond 2 side by side, and each up flow type is detested A sludge bucket 10 is respectively configured in oxygen retort 3.
Described body refuse panel 8 has multiple, vertical tops being arranged in mud-water separation pond 2.
The face mesh size of cartridge filter 5 three is 3~5mm, and the bottom plate mesh size of bottom plate is 2~3mm.
Waste water flows into the cartridge filter 5 of separation of solid and liquid tank 1 through water distributor 4 of intaking, and coarse granule is stayed on bottom plate screen cloth, the bottom of through After the stagnant full particle body refuse of portion's sieve plate, body refuse can be further as filtrate so that the waste water fine particle subsequently flowed into can be further Filtering.After the bottom filtrate thickness being made up of body refuse becomes, drainage flows to three face screen clothes of facade along filtering surface and flowed out, in filtering surface Upper flow process, filter material surface can obstruct a filtrate and make up to a filtration；Three face screen clothes can obstruct certain grain The body refuse grain in footpath so that subsequently flow into body refuse and further obstruct, its water outlet reaches filtration, and thus circulation is carried out：Filter-go out Water-filtering.
The interior of separation of solid and liquid cabinet 1 is provided with four cartridge filters 5, when the filter residue of first cartridge filter is full, is replaced by second Cartridge filter, so circulation go down.When expiring soon to the 4th cartridge filter, first cartridge filter is slagged tap.According to water and filtering The size of cylinder, each cartridge filter can design water inlet one week or so, and when whole cartridge filters are all expired, flooding time has 1 month or so.
The water outlet of separation of solid and liquid cabinet 1 flows into anaerobic water pipe 9 through collector pipe 7 and enters upflow type anaerobic retort 3, and up flow type is detested Oxygen retort 3 is built with anaerobic sludge (bacterium).Water after the filtering of filter cylinder 5 passes through anaerobic sludge layer, due to the work of anaerobic bacteria Detached with colloidal substances in the drainage flowed out by cartridge filter 5 from water, the jelly density to spin off is smaller, and it is easily suspended from water In；Gas caused by anaerobism is easily attached to the jelly to spin off and partial fine suspension, made in uphill process, part Rising.
In mud-water separation pond 2, the jelly and suspension that are risen by upflow type anaerobic retort 3, in attachment gas Effect is traveled further into mud-water separation pond 2, is bubbled through the water column therewith, the body refuse particle subsequently risen is included in mud-water separation pond 2 In the slime layer bottom bubbled through the water column before.Body refuse panel 8 is provided among mud-water separation pond 2, avoids the flowing shadow due to water Ring the formation or disturbance of slime layer.Sludge bucket 10 allows its time in order to allowing anaerobism mud be will not flow out in body refuse panel 8 outside pond It is sunken in upflow type anaerobic retort 3, is partly sink on the wall of sludge bucket 10, subsequently flows into upflow type anaerobic retort 3.Float on Body refuse on mud-water separation pond 2, periodically extracted out by body refuse outlet pipe 12 by dredge pump.
Wherein, the structure of cartridge filter of the present invention and occupation mode are as follows：Inside is filled out using stainless steel cloth coalescence Material, housing steel, is 0.6Mpa-0.7Mpa using pressure.
Wherein, most preferred index is：Stainless steel cloth coalescent pack is divided into two disks up and down, and staggeredly 45-90 degree is stacked and made With, specific surface area (metre squared per cubic) 25-60,100-110 kilograms per cubic meter of proportion of stacking, voidage 95-97%.
Separation of solid and liquid net principle is that the combination of mist is caught using whirlwind and stainless steel cloth, while use and directly intercept, The mechanism such as inertial collision, Blang's diffusion and cohesion, it is highly effective.When the liquid containing oil and water is passed through oil water separator, big liquid Drop under Action of Gravity Field and fall on oil water separator bottom, vaporific droplet condenses into big drop by silk screen capture and falls on water-oil separating Therefore device bottom, the liquid of entrainment are separated, this is one of inventive point of the present invention, and inventor have passed through multiple survey Examination, find using pressure to be 0.3Mpa-0.5Mpa, it is highly preferred that inventor has found, it is proportionally the 0.12- of quality 0.18% launches flocculant or aggregating agent into the sewage containing solid item pollutant, and wherein flocculant can make oil be condensed into gelinite Precipitation, and aggregating agent then makes oil be condensed into colloid makes its floating, plays good booster action, wherein flocculant is preferred：Sulfuric acid Aluminium, aluminium chloride, ferric sulfate, iron chloride, its usage amount are respectively：Addition is 0.12 the percent of gross mass, 0.13,0.16 He 0.18, this is that inventor have passed through data obtained by experiment for many years, is optimal value.
Device synthesis solves body refuse and colloid substances in the pretreatment of piggery wastewater, finally the water from outlet pipe out, Will without mud, water-borne glue body also it is few even without.

Claims (7)

1. waste water floating equipment for separating liquid from solid, it is characterised in that including separation of solid and liquid cabinet (1), mud-water separation pond (2) and up flow type Anaerobic reaction-pot (3)；
The interior of described separation of solid and liquid cabinet (1) is provided with multiple cartridge filters (5), and described cartridge filter (5) includes bottom plate and four sides Wall, described four side walls are respectively three face screen clothes and a discharge door, and described bottom plate is bottom plate screen cloth；Cartridge filter (5) pushes up Portion is provided with into water water distributor (4)；
It is gathering ground (6) below cartridge filter (5)；Gathering ground (6) connects anaerobic water pipe (9) by collector pipe (7), and described detests Oxygen water distributor (9) is arranged in upflow type anaerobic retort (3)；Connection mud-water separation pond above upflow type anaerobic retort (3) (2)；Mud-water separation pond (2) bottom is provided with sludge bucket (10) with upflow type anaerobic retort (3) junction；Mud-water separation pond (2) body refuse outlet pipe (12) is additionally provided with, body refuse outlet pipe (12) is connected with dredge pump；Water outlet is additionally provided with the top of mud-water separation pond (2) Mouth (11).
2. waste water floating equipment for separating liquid from solid according to claim 1, it is characterised in that described separation of solid and liquid cabinet (1) It is interior be provided with four cartridge filters (5), four cartridge filters (5) are installed side by side, are used in turn successively.
3. waste water floating equipment for separating liquid from solid according to claim 1, it is characterised in that described upflow type anaerobic reaction Tank (3) has two, is arranged on side by side below mud-water separation pond (2), and a dirt is respectively configured in each upflow type anaerobic retort (3) Bucket (10).
4. waste water floating equipment for separating liquid from solid according to claim 1, it is characterised in that described mud-water separation pond (2) Inside it is provided with body refuse panel (8), described body refuse panel (8) has multiple, and vertical being arranged on is upper in mud-water separation pond (2) Side.
5. waste water floating equipment for separating liquid from solid according to claim 1, it is characterised in that the face sieve screen apertures of cartridge filter (5) three Footpath is 3~5mm, and the bottom plate mesh size of bottom plate is 2~3mm.
6. the separation method of the waste water floating equipment for separating liquid from solid according to any one of claim 1 to 5, it is characterised in that Including procedure below：
Waste water flows into the cartridge filter (5) of separation of solid and liquid tank (1) through water distributor (4) of intaking, and coarse granule stays in shape on bottom plate screen cloth Into filtrate；
Water outlet by cartridge filter (5) filtering flows into anaerobic water pipe (9) through collector pipe (7) and enters upflow type anaerobic retort (3), upflow type anaerobic retort (3) is built with anaerobic sludge；Sewage passes through anaerobic sludge layer, the sewage in the presence of anaerobic bacteria Middle colloidal substances detach from water, the jelly to spin off and partial fine suspension, together with gas caused by anaerobism Ascend into mud-water separation pond (2)；
Jelly and suspension, enter in the effect of attachment gas in mud-water separation pond (2), bubble through the water column therewith, it is follow-up to rise Body refuse particle the slime layer bottom bubbled through the water column before is attached in mud-water separation pond (2)；Float on mud-water separation pond (2) Body refuse, periodically extracted out by body refuse outlet pipe (12) by dredge pump.
7. the separation method of waste water floating equipment for separating liquid from solid according to claim 6, it is characterised in that part body refuse sinks To sludge bucket (10) wall, return and be sunken in upflow type anaerobic retort (3).
CN201710327928.4A 2017-04-25 2017-04-25 Waste water floating equipment for separating liquid from solid and its separation method Withdrawn CN107417033A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710327928.4A CN107417033A (en) 2017-04-25 2017-04-25 Waste water floating equipment for separating liquid from solid and its separation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710327928.4A CN107417033A (en) 2017-04-25 2017-04-25 Waste water floating equipment for separating liquid from solid and its separation method

Publications (1)

Publication Number Publication Date
CN107417033A true CN107417033A (en) 2017-12-01

Family

ID=60425820

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710327928.4A Withdrawn CN107417033A (en) 2017-04-25 2017-04-25 Waste water floating equipment for separating liquid from solid and its separation method

Country Status (1)

Country Link
CN (1) CN107417033A (en)

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Application publication date: 20171201