CN207646027U - A kind of processing system of aluminium oxidized waste water - Google Patents
A kind of processing system of aluminium oxidized waste water Download PDFInfo
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- CN207646027U CN207646027U CN201721773199.7U CN201721773199U CN207646027U CN 207646027 U CN207646027 U CN 207646027U CN 201721773199 U CN201721773199 U CN 201721773199U CN 207646027 U CN207646027 U CN 207646027U
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Abstract
The utility model discloses a kind of processing systems of aluminium oxidized waste water, include storage tank, blend tank, regulating reservoir, pipe-line mixer, primary sedimentation tank, biochemistry pool, secondary settling tank, three heavy ponds, sludge-tank, sludge conditioning tank and filter press successively；Alumina waterwater entrance, adjusting liquid entrance, liquid outlet and thief hatch, alumina waterwater entrance is provided on blend tank to be connected to aluminium oxidized waste water supply conduit；Reservoir inlet is connected to the liquid outlet of blend tank；Regulating reservoir is connected with multiple water inlet pipes；Outlet of regulating reservoir is connected to pipe-line mixer water inlet, and outlet is connected to pipe-line mixer dosing mouth；Primary sedimentation tank entrance is connected to pipe-line mixer water outlet, and primary sedimentation tank, biochemistry pool, secondary settling tank, three heavy ponds are sequentially communicated；Primary sedimentation tank, secondary settling tank, three heavy ponds are respectively arranged with the pipeline communicated with sludge-tank, and sludge-tank, sludge conditioning tank, filter press are sequentially communicated, and filter press is connected to blend tank, primary sedimentation tank respectively, which realizes efficiently using for aluminium oxidized waste water.
Description
Technical field
The utility model is related to field of waste water treatment more particularly to a kind of processing systems of aluminium oxidized waste water.
Background technology
With the development of aluminium processing industry, aluminium surface processing has become essential important link in aluminium process,
And aluminium surface treatment process technology is a more complicated process, is related to a plurality of types of chemical raw materials, it is most important harmful
Including aluminium, acid, ammonia nitrogen, COD etc., currently, generate a large amount of aluminium ion during aluminaization, often by aluminium oxidized waste water directly and
Other common waste water are the same all to be flowed into regulating reservoir together, is not handled individually aluminium therein, is on the one hand caused alumina
It is exceeded to change aluminium content in waste water, pollutes environment, on the other hand, aluminium oxidized waste water, which enters directly into, causes regulating reservoir in regulating reservoir
It is middle to generate a large amount of sludge, the regulatory function of regulating reservoir is affected, needs frequently to handle the sludge in regulating reservoir, and regulating reservoir
In Treatment of Sludge difficulty it is big, aluminium oxidized waste water and other waste water when such as arrive next step processing together into increasing intractability.
Utility model content
First technical problem to be solved in the utility model be：A kind of processing system of aluminium oxidized waste water is provided, it should
Processing system realizes the recycling to aluminium oxidized waste water, and solves previous processing system cannot fully to handle aluminaization useless
The problem of water results in waste of resources.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of processing system of aluminium oxidized waste water, according to
Secondary includes storage tank, blend tank, regulating reservoir, pipe-line mixer, primary sedimentation tank, biochemistry pool, secondary settling tank, three heavy ponds, sludge-tank, sludge tune
Save tank and filter press；It is provided with alumina waterwater entrance on the blend tank, adjusts liquid entrance, liquid outlet and thief hatch, it is described
Alumina waterwater entrance is connected to aluminium oxidized waste water supply conduit；The entrance of the storage tank is connected to the liquid outlet of blend tank；Institute
It states regulating reservoir and is connected with multiple water inlet pipes, flow control valve is both provided on each water inlet pipe；The outlet of regulating reservoir is mixed with pipeline
The water inlet of clutch is connected to, and the outlet of the storage tank is connected to the dosing mouth of pipe-line mixer；The entrance and pipe of the primary sedimentation tank
The water outlet of road mixer is connected to, and the outlet of primary sedimentation tank is connected with the entrance of biochemistry pool, the outlet of biochemistry pool and secondary settling tank
Entrance is connected, and the outlet of the secondary settling tank is communicated with the entrance in three heavy ponds, and the outlet in the three heavy pond is communicated with the external world；It is described
Primary sedimentation tank, secondary settling tank, three heavy ponds are respectively arranged with the first mud line, the second mud line, third being connected with sludge-tank
Mud line is provided with first time mud pipeline between the bottom and primary sedimentation tank of the secondary settling tank；The secondary settling tank bottom and biochemistry
It is additionally provided between pond by second time mud pipeline of activity sludge reflux, is provided between the bottom and primary sedimentation tank in the three heavy pond
Third returns mud pipeline；First mud line, the second mud line, third mud line, first time mud pipeline, second time mud pipe
Road, third are returned on mud pipeline and are both provided with delivery pump；The sludge-tank is connected to sludge conditioning tank, sludge conditioning tank and board-like pressure
Filter is connected to, the filtrate that the plate type pressure filter generates respectively by adjust pipeline and reflux line respectively with the adjusting of blend tank
Liquid entrance is connected to primary sedimentation tank entrance, and the bottom of the blend tank is connected to sludge-tank by the 4th mud line.
As a preferred solution, the pipe-line mixer includes cylinder, the cylinder according to liquid flow direction successively
Including water inlet dosing portion, baffle plate mixed flow portion, eddy flow pushing part, reducing and expansion diameter mixed flow portion, the water inlet dosing portion includes and baffling
The water inlet canister portion of plate mixed flow portion connection, the side of the water inlet canister portion are provided with water inlet, and one end of reducing and expansion diameter mixed flow portion is provided with
The upper end of water outlet, the water inlet canister portion is provided with chemicals addition control pipe portion, which is provided with dosing chamber, should add
The upper end that medicine adjusts pipe portion is provided with dosing mouth, and vertical sliding is equipped with flow path adjustment portion, the flow path adjustment in dosing chamber
Portion and the bottom of dosing chamber constitute dosing channel, are connected to by chemical feed pipe between the dosing mouth and dosing channel, and dosing is logical
The bottom opening in road be connected to water inlet canister portion, and the water inlet canister portion is internally provided with a floating ball, the floating ball by connecting rod and
Flow path adjustment portion is connected to, and the floating ball side is rotatablely installed an impeller, and torsionspring, institute are provided between the impeller and floating ball
It states the other side of floating ball and the impeller is co-axially mounted a driving gear, driven tooth is rotatablely equipped in the chemicals addition control pipe portion
It takes turns, the dose adjustment portion of the arc for adjusting dosing mouth opening-closing size, the drive is provided on the gear shaft of the driven gear
Pass through rack engaged transmission between moving gear and driven gear.
As a preferred solution, it is provided with vertical slideway in the water inlet canister portion, the both sides of the floating ball are provided with
The sliding block being installed on vertical slideway, the floating ball are installed on by sliding block on vertical slideway.
As a preferred solution, the flow path adjustment portion is arc.
As a preferred solution, the inner cavity of the eddy flow pushing part has helical blade mounting base, the helical blade
It is left-handed to helical blade and a dextrorotation to helical blade that mounting base both ends install one respectively.
As a preferred solution, the dosing mouth of the pipe-line mixer is also associated with the dosing for adding flocculant
Branch pipeline.
As a preferred solution, baffle plate mixed flow portion inner cavity has corrugated runner, on the corrugated runner
Under be staggered installation of baffle plate.
After using above-mentioned technical proposal, the effect of the utility model is：A kind of processing system of aluminium oxidized waste water, at this
Reason system first allocates aluminium oxidized waste water, is then quantitatively mixed, is entered back into other waste water by pipe-line mixer
It is precipitated in primary sedimentation tank, since aluminium oxidized waste water is to be quantitatively adding in pipe-line mixer to mix, will not disposably be produced
Raw a large amount of sludge settling, meanwhile, it enters directly into primary sedimentation tank and precipitates after being mixed with other waste water, aluminium oxidized waste water can replace
For flocculant, waste water precipitates in primary sedimentation tank, facilitates and the sludge after precipitation is directly discharged in sludge-tank, and this gradually mixed
The waste water of conjunction facilitates subsequent biochemistry pool to handle, and the alumina waste water treatment system is reasonable for structure, solves aluminium oxidized waste water
Problem is handled, aluminium oxidized waste water is combined with the waste water treatment system using A/O methods conventional at present, facilitates sewage treatment plant
Transformation.
Again since the processing system uses above-mentioned pipe-line mixer, which leads to according to water level and flow velocity
It crosses floating up and down for float and adjusts runner size, dosing mouth size is adjusted by rack, is realized according to operating mode and adaptively
Dosage is adjusted, the mixed effect of liquid medicine is substantially improved through baffle plate mixed flow portion, eddy flow mixed flow portion, reducing and expansion diameter mixed flow portion.
In addition, the technical solution of the utility model also discloses a kind of processing method of aluminium oxidized waste water, the processing method
Include the following steps：
S1, aluminium oxidized waste water is sent in blend tank, and is added in blend tank using the filtrate after filter press press filtration,
8 hours are precipitated after making the pH value of aluminium oxidized waste water be 5, the sludge of precipitation is drained into sludge-tank；
S2, it the aluminium oxidized waste water of blend tank is sent in storage tank stores for future use；
S3, each blowdown producer waste water be sent in regulating reservoir by individual pipeline, and control of sewage disposal producer is useless
The flow of water makes regulating reservoir COD concentration 380-400mg/l；
When the pH value of the A class waste water of blowdown producer discharge is between 6.5-8.5, which is discharged into regulating reservoir；
When the pH value of the B class waste water of blowdown producer discharge is between 4.5-6.5, the displacement of the B class waste water is useless for A classes
The 70% of water；
When the pH value of the C class waste water of blowdown producer discharge is between 8.5-10, the displacement of the C class waste water is useless for A classes
The 90% of water；
When the pH value of the C class waste water of blowdown producer discharge is less than 4.5 or pH value is more than 10, which is sent to
It is re-fed into regulating reservoir after adjusting pH value in PH mixing pits；
S4, the composite waste in regulating reservoir is entered with the flow of 400T/h in pipe-line mixer, by the aluminium in storage tank
Oxidized waste water is entered in pipe-line mixer together with composite waste with the flow of 4T/h and is entered in primary sedimentation tank；
Sewage in S5, primary sedimentation tank enters the reaction of AO biochemistry pools, secondary settling tank settles, three heavy ponds sedimentations, the primary sedimentation tank,
To sludge-tank spoil disposal, the bottom of pond partially liq of the secondary settling tank passes through first time mud pipeline together with sludge for secondary settling tank, three heavy ponds
It is back in primary sedimentation tank, the bottom of pond partially liq of the secondary settling tank is back to biochemistry pool together with sludge by second time mud pipeline
Interior, the bottom of pond partially liq in the three heavy pond returns mud pipeline by third together with sludge and is back in primary sedimentation tank, and biochemistry pool mixes
The control of liquid suspended sediment concentration MLSS values is closed in 6000mg/L, A sections of biochemistry pool i.e. hydrolysis acidification stage DO values are less than 0.5mg/L, O
Section is that aerobic stage DO values are 5mg/L, when the activated sludge concentration of biochemistry pool is more than 6500mg/l, extra activated sludge row
Enter primary sedimentation tank.
As a preferred solution, the concrete mode that the composite waste and aluminium oxidized waste water are mixed in pipe-line mixer
For：Composite waste enters from the water inlet of pipe-line mixer, and the floating ball in pipe-line mixer floats on composite waste, composite waste
It is flowed in pipe-line mixer and the impeller on floating ball is driven to rotate, driving gear is driven to rotate and pass through while impeller rotates
Rack vertical lifting, makes driven gear rotate, and driven gear rotates just with the dose adjustment portion on movable gear shaft, makes dosing mouth
Open amount, when composite waste flowing balances the impulse force that impeller generates with torsionspring, the open amount of dosing mouth is constant；Leaf
The amount of spin of wheel is associated with the flow velocity of composite waste, and composite waste flow velocity increases, and the impulse force that impeller is subject to increases, dosing mouth
Open amount increases；Composite waste flow velocity reduces, and the impulse force that impeller is subject to reduces, and the open amount of dosing mouth reduces.
As a preferred solution, the primary sedimentation tank is additionally provided with PAC flocculant dosing pipes, and ss suspended solid value is more than
When 500mg/L, the PAC, flow 1T/h of concentration 10% are added.
After using above-mentioned technical proposal, the effect of the utility model is：1, the processing method of the aluminium oxidized waste water utilizes
Filtrate after filter press press filtration allocates aluminium oxidized waste water, and the concentration of aluminium oxidized waste water after allotment and pH value is made to meet
The biochemical treatment requirement of subsequent biochemistry pool；2, the waste water of other blowdown producers discharge is allocated in regulating reservoir, makes to mix
The pH value for closing waste water is meta-alkalescence water, is closed in pH value when being mixed with aluminium oxidized waste water；3, aluminium oxidized waste water passes through pipe-line mixer
Enter biochemistry pool after mixing, the effect approximation flocculant of aluminium oxidized waste water, into being mixed in primary sedimentation tank, all sludge is all first
It is precipitated in heavy pond, has no effect on the allotment of regulating reservoir, while the sludge of primary sedimentation tank should be originally discharged in sludge-tank, therefore,
Without additional equipment and pipeline；4, after the processing method is handled in biochemistry pool, the activated sludge generated after processing is two
Heavy pond flows back into biochemistry pool again, increases the strain in biochemistry pool in this way, improves the processing capacity of biochemistry pool.
In addition, special pipe-line mixer is utilized in the processing method, according to water level and flow velocity, by being floated downward on float
It is dynamic to adjust runner size, dosing mouth size is adjusted by rack, realizes adjusting dosage according to operating mode and adaptive, through folding
Flowing plate mixed flow portion, eddy flow mixed flow portion, reducing and expansion diameter mixed flow portion substantially improve the mixed effect of liquid medicine.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structure arrangement schematic diagram of the utility model embodiment；
Fig. 2 is the structural schematic diagram of the utility model embodiment pipe-line mixer；
Fig. 3 is the structural schematic diagram in water inlet dosing portion in Fig. 2；
Fig. 4 is partial enlarged view at A in Fig. 2；
Fig. 5 is partial enlarged view at B in Fig. 2；
In attached drawing：1, blend tank；101. adjusting liquid entrance；102. thief hatch；103. liquid outlet；104. aluminium oxidized waste water enters
Mouthful；2. storage tank；3. regulating reservoir；4. pipe-line mixer；41. intake dosing portion；411. water inlet canister portions；412. water inlet；413. plus
Medicine adjusts pipe portion；414. dosing chambers；415. dosing mouth；416. flow path adjustment portions；417. dosing channels；418. chemical feed pipe；
419. floating ball；420. connecting rod；421. impeller；422. driving gears；423. rack；424. driven gear；425. gear shaft；426.
Dose adjustment portion；42. baffle plate mixed flow portion, 43. eddy flow pushing parts；44. reducing and expansion diameter mixed flow portion；5. filter press；6. sludge conditioning
Tank；7. sludge-tank；8. primary sedimentation tank；9. biochemistry pool；10. secondary settling tank；11. three heavy ponds；12. the first mud line；13. the second spoil disposal
Pipeline；14. third mud line；15. second time mud pipeline；16. first time mud pipeline；17. third returns mud pipeline；18. the 4th
Mud line.
Specific implementation mode
The utility model is described in further detail below by specific embodiment.
Embodiment 1
As shown in Figure 1, a kind of processing system of aluminium oxidized waste water, it is characterised in that：Successively include storage tank 2, blend tank 1,
Regulating reservoir 3, pipe-line mixer 4, primary sedimentation tank 8, biochemistry pool 9, secondary settling tank 10, three heavy ponds 11, sludge-tank 7, sludge conditioning tank 6 and pressure
Filter 5；
It is provided with alumina waterwater entrance 104 on the blend tank 1, adjusts liquid entrance 101, liquid outlet 103 and thief hatch
102, the alumina waterwater entrance 104 is connected to aluminium oxidized waste water supply conduit, and aluminium oxidized waste water is due to being a kind of special useless
Therefore water discharges the enterprise of this kind of waste water and few, collects and allocate by blend tank 1；
The entrance of the storage tank 2 is connected to the liquid outlet 103 of blend tank 1；
The regulating reservoir 3 is connected with multiple water inlet pipes, and flow control valve is both provided on each water inlet pipe；Each flow tune
Section valve can adjust the inflow of each water inlet pipe, realize the allotment of waste water in regulating reservoir 3；
The outlet of regulating reservoir 3 is connected to the water inlet 412 of pipe-line mixer 4, the outlet of the storage tank 2 and pipe-line mixer
4 dosing mouth 415 is connected to；
The entrance of the primary sedimentation tank 8 is connected to the water outlet of pipe-line mixer 4, the outlet of primary sedimentation tank 8 and entering for biochemistry pool 9
Mouth is connected, and the outlet of biochemistry pool 9 is connected with the entrance of secondary settling tank 10, the outlet of the secondary settling tank 10 and entering for three heavy ponds 11
Mouth communicates, and the outlet in the three heavy pond 11 is communicated with the external world；
The primary sedimentation tank 8, secondary settling tank 10, three heavy ponds 11 are respectively arranged with the first mud line being connected with sludge-tank 7
12, the second mud line 13, third mud line 14 are provided with first time between the bottom and primary sedimentation tank 8 of the secondary settling tank 10
Mud pipeline 16；It is additionally provided between 10 bottom of the secondary settling tank and biochemistry pool 9 by second time mud pipeline 15 of activity sludge reflux,
It is provided with third between the bottom and primary sedimentation tank 8 in the three heavy pond 11 and returns mud pipeline 17；First mud line 12, the second sludge pipe
Road 13, the mud pipeline 16, second times of third mud line 14, first times mud pipeline 15, third return mud pipeline 17 on be both provided with it is defeated
Send pump；
The sludge-tank 7 is connected to sludge conditioning tank 6, and sludge conditioning tank 6 is connected to plate type pressure filter 5, the board-like pressure
The filtrate that filter 5 generates respectively by adjust pipeline and reflux line respectively with the adjusting liquid entrance 101 and primary sedimentation tank of blend tank 1
8 entrances are connected to, and the bottom of the blend tank 1 is connected to sludge-tank 7 by the 4th mud line 18, and alumina is allocated using filtrate
While changing waste water, extra filtrate can enter in primary sedimentation tank 8 and be handled.
As shown in Figures 2 to 5, in the present embodiment, the pipe-line mixer 4 includes cylinder, and the cylinder is according to liquid
Flow direction includes water inlet dosing portion 41, baffle plate mixed flow portion 42, eddy flow pushing part 43, reducing and expansion diameter mixed flow portion 44, the water inlet successively
Dosing portion 41 includes the water inlet canister portion 411 being connected to baffle plate mixed flow portion 42, and the side of the water inlet canister portion 411 is provided with water inlet
412, one end of reducing and expansion diameter mixed flow portion 44 is provided with water outlet, and the upper end of the water inlet canister portion 411 is provided with chemicals addition control pipe portion
413, which is provided with dosing chamber 414, and the upper end of the chemicals addition control pipe portion 413 is provided with dosing mouth
415, vertical sliding is equipped with flow path adjustment portion 416 in dosing chamber 414, the flow path adjustment portion 416 and dosing chamber 414
Bottom constitutes dosing channel 417, is connected to by chemical feed pipe 418 between the dosing mouth 415 and dosing channel 417, dosing channel
417 bottom opening is connected to water inlet canister portion 411, and the water inlet canister portion 411 is internally provided with a floating ball 419, the floating ball
419 are connected to by connecting rod 420 with flow path adjustment portion 416, and 419 side of the floating ball is rotatablely installed an impeller 421, the impeller
Torsionspring is provided between 421 and floating ball 419, the other side of the floating ball 419 is co-axially mounted a sliding tooth with the impeller 421
422 are taken turns, driven gear 424 is rotatablely equipped in the chemicals addition control pipe portion 413, is set on the gear shaft 425 of the driven gear 424
It is equipped with the dose adjustment portion 426 of the arc for adjusting 415 opening-closing size of dosing mouth, the driving gear 422 and driven gear
Pass through 423 engaged transmission of rack between 424.
In the present embodiment, vertical slideway is provided in the water inlet canister portion 411, the both sides of the floating ball 419 are provided with peace
Loaded on the sliding block on vertical slideway, the floating ball 419 is installed on by sliding block on vertical slideway, and the flow path adjustment portion 416 is
The inner cavity of arc, the eddy flow pushing part 43 has helical blade mounting base, which installs one respectively
It is left-handed not only to improve mixing efficiency using the blade of two kinds of sea whelks to helical blade and a dextrorotation to helical blade, and
Presumable sludge settling in pipe-line mixer 4 can also can be stired and make muddy outflow, the dosing mouth 415 of the pipe-line mixer 4 also connects
It is connected to the dosing branch pipeline for adding flocculant, 42 inner cavity of baffle plate mixed flow portion has corrugated runner, the corrugated
Runner is staggered installation of baffle plate up and down.
Embodiment 2
According to a kind of processing system of above-mentioned aluminium oxidized waste water, the processing method of the aluminium oxidized waste water of use comprising
Following steps：
S1, aluminium oxidized waste water is sent in blend tank 1, and is added to blend tank 1 using the filtrate after 5 press filtration of filter press
In, 8 hours are precipitated after making the pH value of aluminium oxidized waste water be 5, the sludge of precipitation is drained into sludge-tank 7；
S2, it the aluminium oxidized waste water of blend tank 1 is sent in storage tank 2 stores for future use；
S3, each blowdown producer waste water be sent in regulating reservoir 3 by individual pipeline, and control of sewage disposal producer is useless
The flow of water makes regulating reservoir 3COD concentration 380-400mg/l；
When the pH value of the A class waste water of blowdown producer discharge is between 6.5-8.5, which is discharged into regulating reservoir 3
In；
When the pH value of the B class waste water of blowdown producer discharge is between 4.5-6.5, the displacement of the B class waste water is useless for A classes
The 70% of water；
When the pH value of the C class waste water of blowdown producer discharge is between 8.5-10, the displacement of the C class waste water is useless for A classes
The 90% of water；
When the pH value of the C class waste water of blowdown producer discharge is less than 4.5 or pH value is more than 10, which is sent to
It is re-fed into regulating reservoir 3 after adjusting pH value in PH mixing pits, which does not describe in Fig. 1, useless after allotment
Water ph value is in above-mentioned a certain shelves, is just discharged into regulating reservoir 3 according to the discharge rate of this grade.
S4, the composite waste in regulating reservoir 3 is entered with the flow of 400T/h in pipe-line mixer 4, it will be in storage tank 2
Aluminium oxidized waste water is entered in pipe-line mixer 4 together with composite waste with the flow of 4T/h and is entered in primary sedimentation tank 8；
Sewage in S5, primary sedimentation tank 8 enters the reaction of AO biochemistry pools 9, the sedimentation of secondary settling tank 10, the sedimentation of three heavy ponds 11, described
To 7 spoil disposal of sludge-tank, the bottom of pond partially liq of the secondary settling tank 10 is logical together with sludge for primary sedimentation tank 8, secondary settling tank 10, three heavy ponds 11
It crosses first time mud pipeline 16 to be back in primary sedimentation tank 8, the bottom of pond partially liq of the secondary settling tank 10 passes through second time together with sludge
Mud pipeline 15 is back in biochemistry pool 9, and the bottom of pond partially liq in the three heavy pond 11 returns mud pipeline 17 together with sludge by third
It is back in primary sedimentation tank 8, the mixed genetic-neural network MLSS values of biochemistry pool 9 are controlled in 6000mg/L, and 9A sections of biochemistry pool is
Hydrolysis acidification stage DO values are less than 0.5mg/L, and O sections i.e. aerobic stage DO values are 5mg/L, when the activated sludge concentration of biochemistry pool 9
When more than 6500mg/l, extra activated sludge is discharged into primary sedimentation tank 8, into excessively above-mentioned sludge reflux, it can be ensured that in biochemistry pool 9
Strain handle aluminium oxidized waste water enough.
The concrete mode that the composite waste and aluminium oxidized waste water are mixed in pipe-line mixer 4 is：Composite waste is from pipeline
The water inlet 412 of mixer 4 enters, and the floating ball 419 in pipe-line mixer 4 floats on composite waste, and composite waste is mixed in pipeline
It is flowed in clutch 4 and the impeller 421 on floating ball 419 is driven to rotate, driving gear 422 is driven to rotate while impeller 421 rotates
And by 423 vertical lifting of rack, driven gear 424 being made to rotate, driven gear 424 rotates just with the medicine on movable gear shaft 425
Adjustment portion 426 is measured, the open amount of dosing mouth 415 is made, when the impulse force that impeller 421 generates is put down in composite waste flowing with torsionspring
The open amount of dosing mouth 415 is constant when weighing apparatus；The amount of spin of impeller 421 is associated with the flow velocity of composite waste, composite waste stream
Speed increases, and the impulse force that impeller 421 is subject to increases, and impeller 421, which will rotate, makes the open amount of dosing mouth 415 increase, and impeller 421 revolves
Turn that the elastic force of torsionspring will be driven to increase, open amount is constant after final balance；Same principle, composite waste flow velocity subtract
Small, the impulse force that impeller 421 is subject to reduces, and the open amount of dosing mouth 415 reduces.
The primary sedimentation tank 8 is additionally provided with 418 tunnel of PAC flocculants chemical feed pipe, when ss suspended solid value is more than 500mg/L, addition
The PAC of concentration 10%, flow 1T/h.
In the present embodiment, flowmeter and delivery pump can be set on some pipelines for mentioning, this set is this field
Technical staff, come what is controlled, belongs to the prior art, therefore be not described in detail in this programme according to the flow direction of liquid.
Embodiment described above is only the description to preferred embodiments of the present invention, not as to the utility model
The restriction of range is made technical solutions of the utility model various on the basis of not departing from the spirit of the design of the utility model
Deformation and transformation should all be fallen into the protection domain of claims determination of the utility model.
Claims (7)
1. a kind of processing system of aluminium oxidized waste water, it is characterised in that：Include storage tank, blend tank, regulating reservoir, pipeline mixing successively
Device, primary sedimentation tank, biochemistry pool, secondary settling tank, three heavy ponds, sludge-tank, sludge conditioning tank and filter press；
It is provided with alumina waterwater entrance on the blend tank, adjusts liquid entrance, liquid outlet and thief hatch, the aluminium oxidized waste water
Entrance is connected to aluminium oxidized waste water supply conduit；
The entrance of the storage tank is connected to the liquid outlet of blend tank；
The regulating reservoir is connected with multiple water inlet pipes, and flow control valve is both provided on each water inlet pipe；
The outlet of regulating reservoir is connected to the water inlet of pipe-line mixer, and the outlet of the storage tank and the dosing mouth of pipe-line mixer connect
It is logical；
The entrance of the primary sedimentation tank is connected to the water outlet of pipe-line mixer, and the outlet of primary sedimentation tank is connected with the entrance of biochemistry pool
Logical, the outlet of biochemistry pool is connected with the entrance of secondary settling tank, and the outlet of the secondary settling tank is communicated with the entrance in three heavy ponds, and described three
The outlet in heavy pond is communicated with the external world；
The primary sedimentation tank, secondary settling tank, three heavy ponds are respectively arranged with the first mud line being connected with sludge-tank, the second sludge pipe
Road, third mud line are provided with first time mud pipeline between the bottom and primary sedimentation tank of the secondary settling tank；The secondary settling tank bottom
It is additionally provided between biochemistry pool by second time mud pipeline of activity sludge reflux, between the bottom and primary sedimentation tank in the three heavy pond
It is provided with third and returns mud pipeline；First mud line, the second mud line, third mud line, first time mud pipeline, second time
Mud pipeline, third return on mud pipeline and are both provided with delivery pump；
The sludge-tank is connected to sludge conditioning tank, and sludge conditioning tank is connected to plate type pressure filter, and the plate type pressure filter generates
Filtrate be connected to respectively with the adjusting liquid entrance of blend tank and primary sedimentation tank entrance by adjusting pipeline and reflux line respectively, it is described
The bottom of blend tank is connected to sludge-tank by the 4th mud line.
2. a kind of processing system of aluminium oxidized waste water as described in claim 1, it is characterised in that：The pipe-line mixer includes
Cylinder, the cylinder include water inlet dosing portion, baffle plate mixed flow portion, eddy flow pushing part, reducing and expansion diameter successively according to the flow direction of liquid
Mixed flow portion, the water inlet dosing portion includes the water inlet canister portion being connected to baffle plate mixed flow portion, and the side of the water inlet canister portion is provided with
One end of water inlet, reducing and expansion diameter mixed flow portion is provided with water outlet, and the upper end of the water inlet canister portion is provided with chemicals addition control pipe portion, should
Chemicals addition control pipe portion is provided with dosing chamber, and the upper end of the chemicals addition control pipe portion is provided with dosing mouth, is slided vertically in dosing chamber
Dynamic to be equipped with flow path adjustment portion, the bottom of the flow path adjustment portion and dosing chamber constitutes dosing channel, the dosing mouth with plus
Medicine is connected between channel by chemical feed pipe, and the bottom opening in dosing channel is connected to water inlet canister portion, the inside of the water inlet canister portion
It is provided with a floating ball, the floating ball is connected to by connecting rod with flow path adjustment portion, and the floating ball side is rotatablely installed an impeller, described
Torsionspring is provided between impeller and floating ball, the other side of the floating ball is co-axially mounted a driving gear with the impeller, described
It is rotatablely equipped with driven gear in chemicals addition control pipe portion, is provided on the gear shaft of the driven gear for adjusting dosing mouth opening and closing
The dose adjustment portion of the arc of size passes through rack engaged transmission between driving gear and the driven gear.
3. a kind of processing system of aluminium oxidized waste water as claimed in claim 2, it is characterised in that：It is arranged in the water inlet canister portion
There are vertical slideway, the both sides of the floating ball to be provided with the sliding block being installed on vertical slideway, the floating ball is installed on by sliding block
On vertical slideway.
4. a kind of processing system of aluminium oxidized waste water as claimed in claim 3, it is characterised in that：The flow path adjustment portion is arc
Shape.
5. a kind of processing system of aluminium oxidized waste water as claimed in claim 4, it is characterised in that：The eddy flow pushing part it is interior
Chamber has a helical blade mounting base, and it is left-handed to helical blade and a dextrorotation to spiral shell which installs one respectively
Vane piece.
6. a kind of processing system of aluminium oxidized waste water as claimed in claim 5, it is characterised in that：The pipe-line mixer adds
Medicine mouth is also associated with the dosing branch pipeline for adding flocculant.
7. a kind of processing system of aluminium oxidized waste water as claimed in claim 6, it is characterised in that：In the baffle plate mixed flow portion
There is chamber corrugated runner, the corrugated runner to be staggered installation of baffle plate up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721773199.7U CN207646027U (en) | 2017-12-18 | 2017-12-18 | A kind of processing system of aluminium oxidized waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986572A (en) * | 2017-12-18 | 2018-05-04 | 张家港市清泉水处理有限公司 | A kind of processing system and processing method of aluminium oxidized waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107986572A (en) * | 2017-12-18 | 2018-05-04 | 张家港市清泉水处理有限公司 | A kind of processing system and processing method of aluminium oxidized waste water |
| CN107986572B (en) * | 2017-12-18 | 2023-05-12 | 张家港市清泉水处理有限公司 | Aluminum oxidation wastewater treatment system and treatment method |
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