CN203728620U - Pretreatment system for wastewater with high chroma and high organic substance content - Google Patents
Pretreatment system for wastewater with high chroma and high organic substance content Download PDFInfo
- Publication number
- CN203728620U CN203728620U CN201420028799.0U CN201420028799U CN203728620U CN 203728620 U CN203728620 U CN 203728620U CN 201420028799 U CN201420028799 U CN 201420028799U CN 203728620 U CN203728620 U CN 203728620U
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- China
- Prior art keywords
- iron
- pretreatment system
- electrolysis device
- organic wastewater
- carbon micro
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- 239000002351 wastewater Substances 0.000 title claims abstract description 30
- 239000000126 substance Substances 0.000 title abstract description 4
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000005273 aeration Methods 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000945 filler Substances 0.000 claims abstract description 23
- 238000005868 electrolysis reaction Methods 0.000 claims description 34
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 3
- 239000002253 acid Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 230000003647 oxidation Effects 0.000 abstract description 5
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 238000001556 precipitation Methods 0.000 abstract description 5
- 238000005189 flocculation Methods 0.000 abstract description 4
- 230000016615 flocculation Effects 0.000 abstract description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract description 3
- 235000011941 Tilia x europaea Nutrition 0.000 abstract description 3
- 239000004571 lime Substances 0.000 abstract description 3
- 238000006386 neutralization reaction Methods 0.000 abstract description 3
- 230000020477 pH reduction Effects 0.000 abstract description 3
- 240000006909 Tilia x europaea Species 0.000 abstract 1
- 238000005276 aerator Methods 0.000 abstract 1
- 238000007664 blowing Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000011521 glass Substances 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000002203 pretreatment Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The utility model relates to a wastewater pretreatment system and particularly relates to a pretreatment system for wastewater with high chroma and high organic substance content, which is mainly used for solving the technical problems that a treatment process for wastewater with high chroma and high organic substance content in the prior art is complex in whole treatment process, unstable in operation, greater in investment, and the like, as acid-base neutralization, adding acid aeration, adding limes for flocculation and precipitation, clarifying in a precipitation tank, anaerobic acidification to biochemical oxidation are needed. The pretreatment system comprises a raw water tank (1) and is characterized in that the raw water tank (1) is connected with a lifting pump (3) and a perforating water inlet tube (4) in sequence by a connecting pipeline (2); the perforating water inlet tube is connected to the lower part of an iron carbon microelectrolysis device (5); iron carbon filler (6) is arranged in the iron carbon microelectrolysis device; a water producing tank (7) is connected to the upper part of the iron carbon microelectrolysis device by a pipeline; a micropore aeration tube (8) is further arranged on the lower part of the iron carbon microelectrolysis device; the micropore aeration tube is connected with an air-blowing aerator (9) by the pipeline.
Description
Technical field
The utility model relates to a kind of waste water pretreatment system, especially relates to the high organic wastewater pretreatment system of a kind of high chroma.
Background technology
While being difficult to the trade effluent of biochemical degradation or chemical oxidation for the high organism of processing, high chroma, the conventional physicochemical techniques such as flocculation, precipitation difficulty is effective, and processing cost is larger.The high organic wastewater of high chroma has the advantages that biochemical is lower, adopts certain treatment process to improve the key that its biodegradability is this class waste water qualified discharge after biochemical treatment.Patent CN201220277860.6 discloses " the three-phase circulating fluidized bed micro-electrolysis reactor of a kind of iron carbon filler ", and this patent, for the treatment of dyeing waste water, has the effect of good raising wastewater biodegradability and decolouring.In the high organic waste water treatment process of existing high chroma, in order effectively to improve the biodegradability of waste water and to realize decolouring object, need to pass through acid-base neutralisation, acid adding aeration, add lime flocculation precipitation, settling tank clarification, anaerobic acidification arrive biochemical oxidation again, whole treatment scheme complexity and fluctuation of service, invest larger.
Utility model content
The utility model is to provide the high organic wastewater pretreatment system of a kind of high chroma, it is mainly to solve that the existing high chroma of prior art high organic waste water treatment process need to pass through acid-base neutralisation, acid adding aeration, adds lime flocculation precipitation, settling tank is clarified, anaerobic acidification arrives biochemical oxidation again, whole treatment scheme complexity and fluctuation of service, invest the technical problem of larger grade.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
The high organic wastewater pretreatment system of a kind of high chroma of the present utility model, comprise former pond, described former pond is connected with lift pump, perforation water inlet pipe in turn by connecting pipeline, perforation water inlet pipe is connected to iron-carbon micro-electrolysis device bottom, in iron-carbon micro-electrolysis device, be provided with iron carbon filler, iron-carbon micro-electrolysis device top is connected with and is produced pond by pipeline, and the bottom of iron-carbon micro-electrolysis device is also provided with micropore aeration pipe, and micropore aeration pipe is connected with blast aeration machine by pipeline.Former pond is by pump pre-gate valve, gate valve after lift pump rises to pump, enter iron-carbon micro-electrolysis bottom of device, its water inlet is spread through stainless steel perforated pipe, upward flow is by iron carbon filler, waste water is passing through the process implementation pre-treatment of iron carbon filler, and the water outlet of iron-carbon micro-electrolysis device enters product pond by producing Water gate valve and pipeline.Adjacent underneath at iron-carbon micro-electrolysis device water inlet stainless steel perforated pipe is distributed with micropore aeration pipe, blast aeration machine aeration enters micropore aeration pipe by air inlet gate valve and vacuum breaker, air mixes with waste water after micropore aeration pipe diffusion, and upward flow is by iron carbon filler.Former pond adopts acid-resistant glass steel matter, and is added with top seal lid.Former pond is provided with water outlet apart from tank-top plate 0.3m place, and water outlet is connected with flange with outlet pipeline.Lift pump adopts without sealing self-controlling self-priming pump, has the function of a permanent self-priming of drainage, more than 2 times, more stable than traditional product long service life.Iron-carbon micro-electrolysis device, is the acid-resistant glass steel matter adopting, and it is followed successively by aeration inlet segment, conversion zone, product water section from bottom to up.Produce pond and adopt acid-resistant glass steel matter, be designed to uncovered.Produce pond and be provided with water port apart from tank-top plate 0.3m place, water port is connected with flange with discharge pipe line.What pipeline adopted is acid-resistant glass steel matter, and gate valve, vacuum breaker adopt cast steel liner Ethylene Propylene Terpolymer material, and the connection between pipeline, gate valve, vacuum breaker and miscellaneous equipment all adopts flange to connect.
As preferably, the intake-outlet place of described lift pump is respectively equipped with gate valve after pump pre-gate valve, pump.
As preferably, the air outlet of described blast aeration machine is provided with air inlet gate valve, vacuum breaker successively.
As preferably, the water inlet in described product pond is provided with product Water gate valve.
As preferably, described iron-carbon micro-electrolysis device adopts the micropore aeration pipe of PVDF material.Its ability of dispersing to air is strong, and bubble is little, and airborne oxygen rate of mass transfer in waste water can improve more than 2 times by more conventional aeration.
As preferably, described iron-carbon micro-electrolysis device adopts the perforation water inlet pipe of 316L stainless steel, and its percentage of perforation is 10% ~ 15%.
As preferably, described iron carbon filler is oval filler, and its how much particle diameters are 1-2.3 cm.Its inner iron carbon filler is by iron powder: carbon dust is the oval filler that 4:1 ~ 3:1 carries out sinter molding, is provided with porous support plate at the bottommost of iron carbon filler.
As preferably, the diameter of described iron-carbon micro-electrolysis device and aspect ratio are 1:4.The carbon filler conversion zone height of iron-carbon micro-electrolysis device accounts for 70% of total height, and aeration inlet segment accounts for 10% of total height, produces water section and accounts for 20% of total height, and its volume is by hydraulic detention time 30 min ~ 40 min designs.
As preferably, what described blast aeration machine adopted is three leaf Root's blowers.Its unit aeration rate is large, and energy consumption is low, stable.Blast aeration machine, its aeration rate is to control according to 25% of lift pump flow.
Therefore, the utility model adopts a kind of high organic wastewater of process system pre-treatment high chroma of simplification, improves its biodegradability decolouring, for the follow-up biochemical oxidation of waste water and qualified discharge create conditions, simple and reasonable for structure.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Component, position and numbering in figure: gate valve 11, air inlet gate valve 12, vacuum breaker 13, product Water gate valve 14 after former pond 1, connecting pipeline 2, lift pump 3, perforation water inlet pipe 4, iron-carbon micro-electrolysis device 5, iron carbon filler 6, product pond 7, micropore aeration pipe 8, blast aeration machine 9, pump pre-gate valve 10, pump.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the high organic wastewater pretreatment system of a kind of high chroma of this example, as Fig. 1, comprise former pond 1, former pond is connected with gate valve 11 after pump pre-gate valve 10, lift pump 3, pump, perforation water inlet pipe 4 in turn by connecting pipeline 2, perforation water inlet pipe is connected to iron-carbon micro-electrolysis device 5 bottoms, and the diameter of iron-carbon micro-electrolysis device and aspect ratio are 1:4.In iron-carbon micro-electrolysis device, be provided with iron carbon filler 6, iron carbon filler is oval filler, and its how much particle diameters are 1-2.3 cm.Iron-carbon micro-electrolysis device top is connected with by pipeline and produces Water gate valve 14, produces pond 7, and the bottom of iron-carbon micro-electrolysis device is also provided with micropore aeration pipe 8, and micropore aeration pipe is connected with vacuum breaker 13, air inlet gate valve 12, blast aeration machine 9 in turn by pipeline.Iron-carbon micro-electrolysis device adopts the micropore aeration pipe 8 of PVDF material.Iron-carbon micro-electrolysis device adopts the perforation water inlet pipe 4 of 316L stainless steel, and its percentage of perforation is 10% ~ 15%.What blast aeration machine adopted is three leaf Root's blowers.
When use, the former pond 1 of acid-resistant glass steel, its 0.3m place, bottom has water outlet, be connected with acid-resistant glass steel connecting pipeline 2 with flange, water outlet is with promoting without sealing self-controlling self-priming pump, and after pump pre-gate valve 10, lift pump 3, pump, gate valve 11 enters the perforation water inlet pipe 4 of iron-carbon micro-electrolysis device 5, with increasing of rate of water added, water level rises gradually in iron-carbon micro-electrolysis device, and upward flow passes through iron carbon filler 6, and realizes therein pre-treatment.The 5 top water outlets of iron-carbon micro-electrolysis device enter and produce pond 7 through acid-resistant glass steel pipe road multiparity Water gate valve 14, and producing pond 7 is non-covered containers of acid-resistant glass steel matter.The blast aeration machine 9 of arranging in iron-carbon micro-electrolysis device 5 one sides is three leaf Root's blowers, air promotes the micropore aeration pipe 8 that enters iron-carbon micro-electrolysis device 5 through acid-resistant glass steel pipe, air inlet gate valve 12, vacuum breaker 9 through blast aeration machine, air is spread in waste water.
First in iron-carbon micro-electrolysis device 5, add iron carbon filler 6 by 70% of total height, this filler in use can be lossy, adds, to ensure that the pretreating effect that produces water meets expection when iron carbon filler height accounts for when device total height is less than 60%.When operation, lift pump is by rated flow operation, and it is that 25% of lift pump flow carries out aeration that the air inlet gate valve before adjustment blast aeration machine makes aeration air quantity.When operation, gate valve after pump pre-gate valve in system, pump, produce Water gate valve in full-gear.
The foregoing is only specific embodiment of the utility model, but constitutional features of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification are all encompassed among the scope of the claims of the present utility model.
Claims (9)
1. the high organic wastewater pretreatment system of high chroma, comprise former pond (1), it is characterized in that described former pond (1) is connected with lift pump (3), perforation water inlet pipe (4) in turn by connecting pipeline (2), perforation water inlet pipe is connected to iron-carbon micro-electrolysis device (5) bottom, in iron-carbon micro-electrolysis device, be provided with iron carbon filler (6), iron-carbon micro-electrolysis device top is connected with and is produced pond (7) by pipeline, the bottom of iron-carbon micro-electrolysis device is also provided with micropore aeration pipe (8), and micropore aeration pipe is connected with blast aeration machine (9) by pipeline.
2. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1, the intake-outlet place that it is characterized in that described lift pump (3) is respectively equipped with gate valve (11) after pump pre-gate valve (10), pump.
3. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that the air outlet of described blast aeration machine (9) is provided with air inlet gate valve (12), vacuum breaker (13) successively.
4. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that the water inlet in described product pond (7) is provided with product Water gate valve (14).
5. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that described iron-carbon micro-electrolysis device (5) adopts the micropore aeration pipe (8) of PVDF material.
6. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that described iron-carbon micro-electrolysis device (5) adopts the perforation water inlet pipe (4) of 316L stainless steel, and its percentage of perforation is 10% ~ 15%.
7. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that described iron carbon filler (6) is oval filler, and its how much particle diameters are 1-2.3 cm.
8. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, is characterized in that diameter and the aspect ratio of described iron-carbon micro-electrolysis device (5) is 1:4.
9. the high organic wastewater pretreatment system of a kind of high chroma according to claim 1 and 2, what it is characterized in that described blast aeration machine (9) employing is three leaf Root's blowers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028799.0U CN203728620U (en) | 2014-01-17 | 2014-01-17 | Pretreatment system for wastewater with high chroma and high organic substance content |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420028799.0U CN203728620U (en) | 2014-01-17 | 2014-01-17 | Pretreatment system for wastewater with high chroma and high organic substance content |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203728620U true CN203728620U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420028799.0U Expired - Lifetime CN203728620U (en) | 2014-01-17 | 2014-01-17 | Pretreatment system for wastewater with high chroma and high organic substance content |
Country Status (1)
| Country | Link |
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| CN (1) | CN203728620U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229947A (en) * | 2014-09-03 | 2014-12-24 | 广州绿日环保科技有限公司 | Wastewater treatment device and method using multi-element coal and iron carbon |
| WO2016029613A1 (en) * | 2014-08-25 | 2016-03-03 | 湖南江冶机电科技股份有限公司 | Method and apparatus for purifying desulfurization lead plaster filtrate |
-
2014
- 2014-01-17 CN CN201420028799.0U patent/CN203728620U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016029613A1 (en) * | 2014-08-25 | 2016-03-03 | 湖南江冶机电科技股份有限公司 | Method and apparatus for purifying desulfurization lead plaster filtrate |
| CN104229947A (en) * | 2014-09-03 | 2014-12-24 | 广州绿日环保科技有限公司 | Wastewater treatment device and method using multi-element coal and iron carbon |
| CN104229947B (en) * | 2014-09-03 | 2016-08-24 | 广州绿日环保科技有限公司 | Use wastewater treatment equipment and the method for polynary coal ferrum carbon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201010 Address after: No.99, Huaxing Road, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Tiandi Environmental Protection Technology Co.,Ltd. Address before: 311203, 19 floor, building 1, Pacific Plaza, No. 451 Jincheng Road, Xiaoshan District, Zhejiang, Hangzhou Patentee before: ZHEJIANG DONGFA ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |