CN206232445U - Short fiber acid wastewater treatment system - Google Patents
Short fiber acid wastewater treatment system Download PDFInfo
- Publication number
- CN206232445U CN206232445U CN201621299098.6U CN201621299098U CN206232445U CN 206232445 U CN206232445 U CN 206232445U CN 201621299098 U CN201621299098 U CN 201621299098U CN 206232445 U CN206232445 U CN 206232445U
- Authority
- CN
- China
- Prior art keywords
- membrane separator
- level
- filter
- waste water
- conveyance conduit
- 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.)
- Expired - Fee Related
Links
- 239000002253 acid Substances 0.000 title claims abstract description 24
- 239000000835 fiber Substances 0.000 title abstract description 5
- 238000004065 wastewater treatment Methods 0.000 title description 2
- 239000012528 membrane Substances 0.000 claims abstract description 68
- 239000002351 wastewater Substances 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 12
- 239000012141 concentrate Substances 0.000 claims abstract description 11
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000000108 ultra-filtration Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 229920000297 Rayon Polymers 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000000706 filtrate Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000001223 reverse osmosis Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000009987 spinning Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000014451 palmoplantar keratoderma and congenital alopecia 2 Diseases 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 239000007832 Na2SO4 Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000013064 chemical raw material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
- 239000011686 zinc sulphate Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a processing system of short fiber acid waste water belongs to viscose production facility technical field, the system includes storage tank, filter, one-level membrane separator, second grade membrane separator and is used for handling the aftertreatment device of concentrate, be equipped with first pipeline between storage tank and the filter, be equipped with second pipeline between filter and the one-level membrane separator, be equipped with third pipeline between one-level membrane separator and the second grade membrane separator, be equipped with fourth pipeline between second grade membrane separator and the aftertreatment device I, the one-level membrane separator passes through fifth pipeline and is connected with aftertreatment device II. The utility model has the advantages of simple structure, low treatment cost and capability of effectively improving the utilization rate of water resources and chemical raw materials.
Description
Technical field
The utility model is related to a kind of processing system of short fine acid waste water, belongs to viscose glue production equipment technical field.
Background technology
Along with the rapidly quickening of urbanization process, environmental problem is increasingly serious, and the loss of resource is also very large, people
Class is faced with the ecological problem constantly deteriorated in evolution.Strengthen environmental protection, energy-saving and emission-reduction, build a resource-conserving society
The world is significant, this measure meets global interests, the need for being Global Sustainable Development.Industry energy conservation emission reduction work
Carry out, long-term economics interests can be brought for enterprise, be the profit is in the future thousands of years for long-term development of enterprise.In the economic environment of today
Under background, energy-saving and emission-reduction trend is increasingly strengthened, and this is the objective requirement built a resource-conserving and environment-friendly society, and is also
Objective development trend.
In existing short fine production process, the post such as inside and outside precision, spinning, plasticizing, refining can all produce substantial amounts of acidity
Waste water, current processing mode is to be emitted into cesspool to be focused on, processing mode for chemical treatment, physical treatment and its
With reference to.
Such as the utility model patent of Publication No. CN203373240U, Viscose Waste Water processing system includes disclosed in the patent
Acidifying parsing stripping pond, it is characterised in that the bottom in described acidifying parsing stripping pond is provided with aeration perforated pipe, is aerated perforated pipe
Blast air is connected by tracheae, acidifying parsing stripping pond is communicated with neutralization reaction pond, and neutralization reaction pond is connected with grug feeding jar,
Neutralization reaction pond is connected with horizontal sedimentation tank, CASS biochemistry pools in turn by pipeline, and the exit of CASS biochemistry pools is provided with strains water
Device.The system belongs to chemical processing system, the complex disposal process being related to, although the waste water by chemical reaction handling, but
Industrial chemicals consumption is higher, is unfavorable for economizing on resources, and the material in environmental protection, and acid waste water does not obtain effective reuse.
Utility model content
The utility model aims to solve the problem that the acid waste water treatment in viscose glue production process in the prior art is wasted time and energy, and processes
The problems such as high cost, there is provided a kind of new acid waste water processing system, after filter is filtered, then by one-level UF membrane
Device, secondary membrane separator are separated, finally by the post-treated device treatment of concentrate.
In order to realize foregoing invention purpose, the technical solution of the utility model is as follows:
A kind of processing system of short fine acid waste water, it is characterised in that:Including storage tank, filter, one-level membrane separator, two
Level membrane separator and the after-treatment device for processing concentrate, are provided with the first conveyance conduit between the storage tank and filter,
Be provided with the second conveyance conduit between the filter and one-level membrane separator, the one-level membrane separator and secondary membrane separator it
Between be provided with the 3rd conveyance conduit, the 4th conveyance conduit, the one-level are provided between the secondary membrane separator and after-treatment device I
Membrane separator is connected by the 5th conveyance conduit with after-treatment device II.
The step of the utility model treatment of acidic wastewater, is as follows:
The acid waste water of production line is primarily collected in storage tank, during treatment, filter mistake is entered from the first conveyance conduit
Filter, being then transported to one-level membrane separator by the second conveyance conduit carries out first time separation, liquid isolated for the first time
Body carries out second separation through the 3rd conveyance conduit into secondary membrane separator, concentrate isolated for the first time and second
Isolated concentrate distinguishes post-treated device I and after-treatment device II, and post-treated device is processed, and second
Isolated filtrate is directly used in the strand cleaning on production line.
After-treatment device I is boiler common in the art, the big shape such as the colloid that will be filtrated to get, fibre suspension
Impurity burned;After-treatment device II is stood for acid, by the isolated concentrate of secondary membrane separator(ZnSO4、Na2SO4、
H2SO4)After being reconfigured, for spinning process.
In order to the utility model is better achieved, further, the secondary membrane separator is provided with the 6th conveyance conduit,
The isolated filtrate of secondary membrane separator is delivered to the strand cleaning step of production process through the 6th conveyance conduit.
In the utility model, aperture≤0.03 μm of the one-level film, the film of the pore size can be leached in acid waste water
Larger-diameter impurity and suspension, prevent secondary membrane from blocking, to improve filter efficiency and filter effect.
In the utility model, the one-level film is milipore filter or ceramic membrane.
In the utility model, the secondary membrane is reverse osmosis membrane, and reverse osmosis membrane can bear high pressure, under high pressure by anti-
Water filtration can be reached nano level fineness by permeable membrane, be clean water the water penetration in acid waste water, and sulfate is carried
It is dense to be back to production.
The beneficial effects of the utility model:
The utility model is processed acid waste water by the way of physical filtering, classification treatment, preliminary physics mistake
Filter can prevent blocking of the large granular impurity to later separation film, after tentatively filtering, then through one-level membrane filtration, filter major part
Fibre suspension, colloid, then again by secondary membrane separate, obtain concentrate and waste water, the post-treated device II of concentrate
After treatment, spinning process is back to, waste water is directly used in strand cleaning step, and the Yan Heshui of acid waste water is recycled,
Cost of material is greatlyd save, the utilization rate of water resource and raw material is improved, is conducive to environmental protection, compared to of the prior artization
Process, and without new chemical raw material, processing cost is lower, and processing method is simpler.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Wherein, 1- storage tanks, 2- filters, 3- one-level membrane separators, 4- secondary membrane separators, 5- after-treatment devices I, 6-
One conveyance conduit, the conveyance conduits of 7- second, the conveyance conduits of 8- the 3rd, the conveyance conduits of 9- the 4th, the conveyance conduits of 10- the 5th, after 11-
Processing unit II, the conveyance conduits of 12- the 6th.
Specific embodiment
The utility model is described in further detail with reference to embodiment, but implementation method of the present utility model is not
It is limited to this.
Embodiment 1
A kind of processing system of short fine acid waste water, as shown in figure 1, including storage tank 1, filter 2, one-level membrane separator 3,
Secondary membrane separator 4 and the after-treatment device for processing concentrate, are provided with the first conveying between the storage tank 1 and filter 2
Pipeline 6, is provided with the second conveyance conduit 7 between the filter 2 and one-level membrane separator 3, the one-level membrane separator 3 and two grades
The 3rd conveyance conduit 8 is provided between membrane separator 4, it is defeated to be provided with the 4th between the secondary membrane separator 4 and after-treatment device I 5
Pipeline 9, the one-level membrane separator 3 is sent to be connected with after-treatment device II 11 by the 5th conveyance conduit 10.
Embodiment 2
A kind of processing system of short fine acid waste water, as shown in figure 1, including storage tank 1, filter 2, one-level membrane separator 3,
Secondary membrane separator 4 and the after-treatment device for processing concentrate, are provided with the first conveying between the storage tank 1 and filter 2
Pipeline 6, is provided with the second conveyance conduit 7 between the filter 2 and one-level membrane separator 3, the one-level membrane separator 3 and two grades
The 3rd conveyance conduit 8 is provided between membrane separator 4, it is defeated to be provided with the 4th between the secondary membrane separator 4 and after-treatment device I 5
Pipeline 9, the one-level membrane separator 3 is sent to be connected with after-treatment device II 11 by the 5th conveyance conduit 10.
In the present embodiment, filtrate conveying, the 6th conveyance conduit 12 is provided with the secondary membrane separator 4 for convenience,
Filtrate after treatment is sent into production system, for the cleaning of strand.
Embodiment 3
The present embodiment is being implemented on the basis of 2, and the aperture of one-level film is 0.03 μm.
The one-level film of the present embodiment is milipore filter, and secondary membrane is reverse osmosis membrane.
Embodiment 4
The present embodiment is being implemented on the basis of 2, and the aperture of one-level film is 0.02 μm.
The one-level film of the present embodiment is ceramic membrane, and secondary membrane is reverse osmosis membrane.
Embodiment 5
The present embodiment is the method that waste water is processed using the system of embodiment 1, specific as follows:
A kind of handling process of short fine acid waste water, it is characterised in that:Comprise the following steps:
A. filter
After acid waste water is collected, first it is stirred, after temperature is less than 40 DEG C, is filtered;
B. separate
The one-level membrane separator that the waste water that obtains sends into aperture≤0.03 μm will be filtered, obtain one-level filtrate and
Primary concentration liquid, then sends one-level filtrate into secondary membrane separator, respectively obtains secondary concentration liquid and two grades of filtrates;
C. post-process
The primary concentration liquid and secondary concentration liquid that step B is obtained are post-processed respectively;Two grades of filtrates are directly used in
The washing of fiber.
The one-level film of the present embodiment is ceramic membrane, and secondary membrane is reverse osmosis membrane.
In step B, the operation pressure≤0.1Mpa of the one-level membrane separator.
In step B, the turbidity≤0.5NTU of the one-level filtrate.
In step B, the operating pressure≤6Mpa of the secondary membrane separator.
In step B, TDS >=13% in the secondary concentration liquid.
In step B, the two grades of liquor Cs OD≤100mg/L.
In step C, to burn, the post processing mode of secondary concentration liquid is recovery to the post processing mode of the primary concentration liquid
Stood to acid, after being reconfigured, for spinning process.
The above, is only preferred embodiment of the present utility model, and any formal limit is not done to the utility model
System, every any simple modification, equivalent variations made to above example according to technical spirit of the present utility model each fall within
Within protection domain of the present utility model.
Claims (5)
1. a kind of processing system of short fine acid waste water, it is characterised in that:Including storage tank(1), filter(2), one-level UF membrane
Device(3), secondary membrane separator(4)With the after-treatment device for processing concentrate, the storage tank(1)And filter(2)Between
It is provided with the first conveyance conduit(6), the filter(2)With one-level membrane separator(3)Between be provided with the second conveyance conduit(7), institute
State one-level membrane separator(3)With secondary membrane separator(4)Between be provided with the 3rd conveyance conduit(8), the secondary membrane separator(4)
With after-treatment device I(5)Between be provided with the 4th conveyance conduit(9), the one-level membrane separator(3)By the 5th conveyance conduit
(10)With after-treatment device II(11)Connection.
2. a kind of processing system of short fine acid waste water as claimed in claim 1, it is characterised in that:The secondary membrane separator
(4)It is provided with the 6th conveyance conduit(12).
3. a kind of processing system of short fine acid waste water as claimed in claim 1, it is characterised in that:The aperture of the one-level film
≤0.03μm。
4. a kind of processing system of short fine acid waste water as claimed in claim 1, it is characterised in that:The one-level film is ultrafiltration
Film or ceramic membrane.
5. a kind of processing system of short fine acid waste water as claimed in claim 1, it is characterised in that:The secondary membrane for anti-
Permeable membrane.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621299098.6U CN206232445U (en) | 2016-11-30 | 2016-11-30 | Short fiber acid wastewater treatment system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621299098.6U CN206232445U (en) | 2016-11-30 | 2016-11-30 | Short fiber acid wastewater treatment system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206232445U true CN206232445U (en) | 2017-06-09 |
Family
ID=58980387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621299098.6U Expired - Fee Related CN206232445U (en) | 2016-11-30 | 2016-11-30 | Short fiber acid wastewater treatment system |
Country Status (1)
Country | Link |
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CN (1) | CN206232445U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107740207A (en) * | 2017-09-27 | 2018-02-27 | 唐山三友集团兴达化纤有限公司 | A kind of preprocess method of viscose rayon acid waste water |
CN107758963A (en) * | 2017-11-08 | 2018-03-06 | 宜宾丝丽雅股份有限公司 | Short fiber plasticizing water recovery system |
CN108439634A (en) * | 2018-03-21 | 2018-08-24 | 新乡化纤股份有限公司 | A method of using twin-stage special membrane recycling viscose rayon acid waste water |
-
2016
- 2016-11-30 CN CN201621299098.6U patent/CN206232445U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107740207A (en) * | 2017-09-27 | 2018-02-27 | 唐山三友集团兴达化纤有限公司 | A kind of preprocess method of viscose rayon acid waste water |
CN107758963A (en) * | 2017-11-08 | 2018-03-06 | 宜宾丝丽雅股份有限公司 | Short fiber plasticizing water recovery system |
CN108439634A (en) * | 2018-03-21 | 2018-08-24 | 新乡化纤股份有限公司 | A method of using twin-stage special membrane recycling viscose rayon acid waste water |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170609 Termination date: 20201130 |
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CF01 | Termination of patent right due to non-payment of annual fee |