CN203474558U - Tail end system for treating wastewater so as to realize emission on standard - Google Patents
Tail end system for treating wastewater so as to realize emission on standard Download PDFInfo
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- CN203474558U CN203474558U CN201320517729.7U CN201320517729U CN203474558U CN 203474558 U CN203474558 U CN 203474558U CN 201320517729 U CN201320517729 U CN 201320517729U CN 203474558 U CN203474558 U CN 203474558U
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Abstract
The utility model discloses a tail end system for treating wastewater so as to realize emission on standard. The tail end system for treating wastewater so as to realize emission on standard comprises an adsorption tank, an oxidization tank, a coagulation tank, a sand adding tank, a filtration zone and a sedimentation tank which are connected to one another sequentially, wherein a water inlet is formed in the adsorption tank, a water outlet is formed in the sedimentation tank, and the adsorption tank, the oxidization tank, the coagulation tank and the sand adding tank are internally provided with stirring devices. The tail end system for treating wastewater so as to realize emission on standard integrates adsorption, oxidization, filtration and dosing sedimentation and can be used for improving the treatment efficiency of the wastewater at the tail end.
Description
Technical field
The utility model relates to technical field of waste water processing, is specifically related to a kind of end system up to standard of wastewater treatment.
Background technology
Existing end treatment technology has a lot, mainly contains the end treatment technologies such as charcoal absorption, dosing settling tank, sand filter.The Chinese utility model patent that for example notification number is CN202880953U discloses a kind of heavy metal containing wastewater treatment end adsorption unit, comprises hay tank, and described hay tank is provided with water-in, water outlet, and in described hay tank, being filled with manganese is inorganic composite materials.The advantage that adopts technique scheme to have is: simple to operate, easy to use, operation expense is low; The heavy metal of adsorbable all divalence, trivalent, and loading capacity is large; The concentration of waste water, the water yield, component are had to stronger adaptive faculty; Regeneration is convenient, more born heavy metal recoverable, and acid used during regeneration is reusable.
Notification number is that the Chinese utility model patent of CN202156981U discloses a kind of efficient microbiological anaerobic aerobic method tail end wastewater treatment system, comprise the grid equalizing tank for catchmenting, for precipitating primary sedimentation basin and the secondary sedimentation basins of sewage mud, for removing the UASB anaerobic pond of COD, BOD, SS pollution factor, for removing the biological contact oxidation pond of organism and ammonia nitrogen; Described grid equalizing tank is provided with waste water admission port, and is connected with described UASB anaerobic pond, and described primary sedimentation basin is connected with described UASB anaerobic pond with described biological contact oxidation pond respectively, and described secondary sedimentation basins is connected with described biological contact oxidation pond.
The Sewage treatment systems of general urban wastewater treatment firm and enterprise's sewage works is generally divided into pretreatment system, main processing biochemical system and degree of depth end treatment system, make the waste water can qualified discharge and reach processing requirements, each system is absolutely necessary, and a good end treatment technology can contribute to the qualified discharge of waste water especially.
Although existing various technology has their own characteristics each, every kind for the treatment of technology all can only play a kind of effect, and decontamination effect improving can only unilaterally be removed one or more pollutents, can not well guarantee the qualified discharge of sewage.
Utility model content
The utility model provides a kind of end system up to standard of wastewater treatment, and collection absorption, oxidation, filtration and dosing are precipitated as one, improve the processing efficiency of tail end wastewater.
A kind of end system up to standard of wastewater treatment, comprise successively the adsorption tank, oxidation pond, the coagulation basin that connect, add sand pond, filtrating area and settling tank, described adsorption tank is provided with water-in, described settling tank is provided with water outlet, described adsorption tank, oxidation pond, coagulation basin and add Sha Chizhong and be equipped with whipping appts.
Adsorption tank domestic demand adds sorbent material, and sorbent material is the sorbent material that wilkinite, carbon dust, diatomite etc. have adsorption property; Oxidation pond domestic demand adds oxygenant, and oxygenant is the oxygenant that hydrogen peroxide, clorox, potassium permanganate, sodium perchlorate etc. have high oxidation character; Coagulation basin domestic demand dosing coagulant, coagulating agent is the coagulating agent that CPAM, modification silicic acid etc. have cohesion; Add sand pond domestic demand and add inert substance, inert substance is the inert substances such as active sand, clay.
Waste water enters the utility model system after treatment, first enter adsorption tank, in adsorption tank, add sorbent material, by the whipping appts in adsorption tank, fully contact, react with sorbent material simultaneously, adsorb the pollution substance in waste water, further reduce the pollution substance of waste water; Enter afterwards oxidation pond, simultaneously to oxidation pond, pass into oxygenant, and by the whipping appts in oxidation pond fully stir, mixing, oxidizing reaction, the unmanageable pollution substance of difficult degradation in waste water is oxidized away, become the easily pollutent of degraded of easy processing, improve subsequent disposal effect; Enter again afterwards coagulation basin, in coagulation basin, add coagulated agent simultaneously, by the whipping appts in coagulation basin, carry out agitation as appropriate, make the pollution substance of difficult degradation after oxidation after coagulation-flocculation, enter next stage and add sand pond, add Sha Chizhong simultaneously and add the inert substances such as the active sand pollutent that makes to flocculate better in post precipitation pond, to precipitate; After filter filtrating area, enter settling tank, after settlement separate, by water outlet, discharged.
As preferably, described in being communicated to by the return line with reflux pump, described settling tank bottom adds sand pond.
More preferably, described return line is provided with grit water separator.
As preferably, in described settling tank and the below that is positioned at water outlet is provided with mud guard.
More preferably, described mud guard comprises that frame and two ends are fixed in frame and to some polymer swash plates of same direction inclination equal angular.
When mud guard is used for discharging clear water, further carry out mud-water separation, stop mud to be discharged with upper strata clear water.
As preferably, described settling tank adopts rectangular sedimentation tank or inclined tube-type settling tank.
The utility model can be used for various sewage treatment facilities, can for urban wastewater treatment firm put forward mark transformation project, make town sewage energy qualified discharge, reduce the pollution to environment; Can improve the reclamation rate of waste water for the water recycling processing system of various trade effluents again, improve environmental benefit and the economic benefit of enterprise.
Compare with existing end treatment technology, the utlity model has following beneficial effect:
1) native system set absorption, oxidation, filtration and dosing precipitate several processing methodes.
2) sorbent material of native system, oxygenant, coagulating agent, inert substance (precipitation agent) can adopt various sorbent material, oxygenant, coagulating agent, inert substance (precipitation agent), can allocate according to different waste water or different operational phases.
3) inert substance of native system (precipitation agent) can separated inert substance by grit water separator and other materials, and can supplement back in time and add sand pond.
4) native system can be for carrying the urban wastewater treatment firm of mark transformation, can process for the end of the qualified discharge of enterprise's sewage disposal again, also can be for treatment system and the pretreatment system of enterprise's water reuse.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Shown in figure, Reference numeral is as follows:
| 1-water inlet pipe | 2-adsorption tank | 3-the first whipping appts |
| 4-oxidation pond | 5-the second whipping appts | 6-coagulation basin |
| 7-the 3rd whipping appts | 8-adds sand pond | 9-the 4th whipping appts |
| 10-filtrating area | 11-settling tank | 12-reflux pump |
| 13-return line | 14-grit water separator | 15-mud guard |
| 16-rising pipe. | ? | ? |
Embodiment
As shown in Figure 1, plant the end system up to standard of wastewater treatment, comprise successively the adsorption tank 2, oxidation pond 4, the coagulation basin 6 that connect, add sand pond 8, filtrating area 10 and settling tank 11, the top of adsorption tank 2 is provided with water-in, this water-in connects water inlet pipe 1, the top of settling tank 11 is provided with water outlet, and this water outlet connects rising pipe 16.
Interior first whipping appts 3 that arranges of adsorption tank 2, interior second whipping appts 5 that arranges of oxidation pond 4, interior the 3rd whipping appts 7 that arranges of coagulation basin 6, add interior the 4th whipping appts 9, the first whipping apptss 3, the second whipping appts 5, the 3rd whipping appts 7 and the 4th whipping appts 9 of arranging in sand pond 8 and all adopt overhead type stirrer.
Settling tank 11 adopts conventional rectangular sedimentation tank or inclined tube-type settling tank, in the settling tank 11 and below that is positioned at water outlet arranges one deck mud guard 15, in present embodiment, this mud guard 15 comprises frame and is fixed on the some polymer swash plates in frame, all polymer swash plates equal angular that all tilts in the same direction in frame, generally tilts to and to angle, be vertically 30～45 degree.
The bottom of settling tank 11 is communicated to and is added sand pond 8 by return line 13, and return line 13 is provided with reflux pump 12, grit water separator 14 is set entering before adding sand pond 8.
The mud of settling tank 11 bottoms is back to and adds in sand pond 8 after grit water separator 14 carries out the separation of sand water.
Mode of operation of the present utility model is as follows:
Waste water enters the utility model system after treatment, first by water inlet pipe 1, enter adsorption tank 2, in adsorption tank, add sorbent material simultaneously, by the first whipping appts 3 in adsorption tank 2, fully contact, react with sorbent material, adsorb the pollution substance in waste water, further reduce the pollution substance of waste water;
Enter afterwards oxidation pond 4, simultaneously to oxidation pond 4, pass into oxygenant, and by the second whipping appts 5 in oxidation pond 4 fully stir, mixing, oxidizing reaction, the unmanageable pollution substance of difficult degradation in waste water is oxidized away, become the easily pollutent of degraded of easy processing, improve subsequent disposal effect;
Enter again afterwards coagulation basin 6, in coagulation basin 6, add coagulated agent simultaneously, by the 3rd whipping appts 7 in coagulation basin 6, carry out agitation as appropriate, make the pollution substance of difficult degradation after oxidation after coagulation-flocculation, enter next stage and add sand pond 8, add simultaneously and in sand pond 8, add the inert substances such as the active sand pollutent that makes to flocculate better in post precipitation pond 11, to precipitate; After filter filtrating area 10, enter settling tank 11, after settlement separate, by rising pipe 16, discharged.
The mud of settling tank 11 bottoms is back to and adds in sand pond 8 after grit water separator 14 carries out the separation of sand water.
After this system being positioned over to the biochemical treatment of certain sewage work, before discharge outlet, and in adsorption tank, add successively diatomite, in oxidation pond, add clorox, in coagulation basin, add active silicic acid, add after active sand adding Sha Chizhong, make the effluent index energy qualified discharge of this sewage work, discharge water quality is as follows: CODcr<50mg/L, ammonia nitrogen <8mg/L, TP<0.5mg/L, colourity is <20 times.
After this system being positioned over to the biochemical treatment of certain enterprise's sewage works, before discharge outlet, and in adsorption tank, add successively gac, in oxidation pond, add hydrogen peroxide, in coagulation basin, add PAM, add after active sand adding Sha Chizhong, the final index of water outlet of this sewage works can be improved, discharge water quality is as follows: CODcr<350mg/L, ammonia nitrogen <35mg/L, TP<0.5mg/L, colourity is <32 times.
Claims (6)
1. the end system up to standard of a wastewater treatment, it is characterized in that, comprise successively the adsorption tank, oxidation pond, the coagulation basin that connect, add sand pond, filtrating area and settling tank, described adsorption tank is provided with water-in, described settling tank is provided with water outlet, described adsorption tank, oxidation pond, coagulation basin and add Sha Chizhong and be equipped with whipping appts.
2. end system up to standard according to claim 1, is characterized in that, described in described settling tank bottom is communicated to by the return line with reflux pump, adds sand pond.
3. end system up to standard according to claim 2, is characterized in that, described return line is provided with grit water separator.
4. end system up to standard according to claim 1, is characterized in that, in described settling tank and the below that is positioned at water outlet is provided with mud guard.
5. end system up to standard according to claim 4, is characterized in that, described mud guard comprises that frame and two ends are fixed in frame and to some polymer swash plates of same direction inclination equal angular.
6. end system up to standard according to claim 1, is characterized in that, described settling tank adopts rectangular sedimentation tank or inclined tube-type settling tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320517729.7U CN203474558U (en) | 2013-08-23 | 2013-08-23 | Tail end system for treating wastewater so as to realize emission on standard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320517729.7U CN203474558U (en) | 2013-08-23 | 2013-08-23 | Tail end system for treating wastewater so as to realize emission on standard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203474558U true CN203474558U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320517729.7U Expired - Lifetime CN203474558U (en) | 2013-08-23 | 2013-08-23 | Tail end system for treating wastewater so as to realize emission on standard |
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| CN (1) | CN203474558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176853A (en) * | 2014-08-19 | 2014-12-03 | 淮安自来水有限公司 | Water treatment method based on joint application of potassium permanganate and attapulgite clay |
| CN109437429A (en) * | 2018-11-13 | 2019-03-08 | 佛山市雅洁源科技股份有限公司 | A kind of emulsifying liquid waste water processing unit |
-
2013
- 2013-08-23 CN CN201320517729.7U patent/CN203474558U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176853A (en) * | 2014-08-19 | 2014-12-03 | 淮安自来水有限公司 | Water treatment method based on joint application of potassium permanganate and attapulgite clay |
| CN109437429A (en) * | 2018-11-13 | 2019-03-08 | 佛山市雅洁源科技股份有限公司 | A kind of emulsifying liquid waste water processing unit |
| CN109437429B (en) * | 2018-11-13 | 2023-12-29 | 佛山市雅洁源科技股份有限公司 | Emulsion effluent treatment plant |
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Granted publication date: 20140312 |