CN203212399U - Novel papermaking wastewater treatment plant - Google Patents
Novel papermaking wastewater treatment plant Download PDFInfo
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- CN203212399U CN203212399U CN 201320087552 CN201320087552U CN203212399U CN 203212399 U CN203212399 U CN 203212399U CN 201320087552 CN201320087552 CN 201320087552 CN 201320087552 U CN201320087552 U CN 201320087552U CN 203212399 U CN203212399 U CN 203212399U
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- 238000004065 wastewater treatment Methods 0.000 title abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 239000002699 waste material Substances 0.000 claims abstract description 29
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 238000004062 sedimentation Methods 0.000 claims abstract description 9
- 238000001556 precipitation Methods 0.000 claims description 41
- 239000002002 slurry Substances 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 4
- 239000013530 defoamer Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000002351 wastewater Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002518 antifoaming agent Substances 0.000 abstract 1
- 239000006260 foam Substances 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 11
- 239000010893 paper waste Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008521 reorganization Effects 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Abstract
The utility model relates to a wastewater treatment system, and provides a novel papermaking wastewater treatment plant which has a good wastewater treatment effect, can recover all wastewater for production, realizes zero emission to the external part, alleviates pollution, and saves the production cost. The novel papermaking wastewater treatment plant comprises a water collecting basin, a filtering roller screen machine, a waste pulp collecting basin, a stirring reaction tower, a primary sedimentation tank, a secondary sedimentation filtering tower and a backwater basin, wherein an outlet of the water collecting basin is connected with a water inlet of the filtering roller screen machine through a water pump, and a water outlet of the filtering roller screen machine is connected with a water inlet of the stirring reaction tower; a waste pulp outlet of the filtering roller screen machine is connected with a waste pulp inlet of the waste pulp collecting basin, and a water outlet of the stirring reaction tower is connected with a water inlet of the primary sedimentation tank; a water outlet of the primary sedimentation tank is connected with a water inlet of the secondary sedimentation filtering tower, and a water outlet of the secondary sedimentation filtering tower is connected with the backwater basin through a water pipe; the inner part of the water pipe between the secondary sedimentation filtering tower and the backwater basin is provided with a foam-inhibiting and defoaming agent.
Description
Technical field
The utility model relates to a kind of Waste Water Treatment, especially relates to a kind of novel papermaking waste disposal plant.
Background technology
The sewage quantity of the annual discharging of China is very big, and discharging is few again after treatment, and environment is done a lot of damage, and each big water system of China all produces pollution in various degree, water surrounding severe exacerbation.For a long time, paper waste is one of fast-developing problem of restriction paper industry always, Pollutant levels height in the paper waste, composition is complicated, contains a large amount of paper making raw materials and pharmaceutical chemicals, and oxygen consumption is serious, cause the paper waste difficult treatment, become one of industry of serious environment pollution.If paper waste is directly discharged the meeting serious environment pollution, so must be through purifying treatment.
Existing papermaking wastewater treatment unit comprises the spacing grid maker, the wastewater collection pond, tiltedly net drags for stock tank, settling tank, mud pond for recovering and back pool, the outlet of spacing grid maker connects the entrance in wastewater collection pond, the outlet in wastewater collection pond connects oblique net and drags for stock tank, tiltedly net drags for the outlet connection settling tank entrance of stock tank, the mud discharging mouth of described settling tank connects the entrance of mud pond for recovering, the water outlet of described settling tank connects back pool, during processing, the bulk suspension of waste water or floating dirt enter oblique net and drag for stock tank after the interception of spacing grid maker, tiltedly net drags for and is provided with the oblique net of 70 purposes in the stock tank in order to the fiber fines in the filtered water, impurity, dragging for the waste water that flows out in the stock tank from oblique net enters settling tank and carries out precipitation process, waste water after settling tank is handled flows into the back pool reuse, and the mud in the settling tank then enters the muddy water pond for recovering by mud discharging mouth.This processing materialization treatment system, treatment step is simple, but the waste water quality after handling is bad, can only remove SS and the COD of small portion in the waste water, this mode handle and reuse water, easily worsen smelly, cyclically utilizing for a long time, and can't qualified discharge, water pollution is impacted.
Summary of the invention
Therefore, at above-mentioned problem, the utility model provides a kind of good waste water treatment effect, can all be recovered in production, realizes external zero release, reduces and pollutes, the novel papermaking waste disposal plant that saves production cost.
For achieving the above object, the utility model is achieved through the following technical solutions: a kind of novel papermaking waste disposal plant, comprise water collecting basin, filter the roller screen machine, useless slurry collecting tank, the stirring reaction tower, the one-level settling tank, two-stage precipitation filtration tank and back pool, the outlet of described water collecting basin connects by water pump filters roller screen machine water-in, the water outlet of described filtration roller screen machine connects the water-in of stirring reaction tower, the useless slurry outlet of described filtration roller screen machine connects the useless slurry inlet of useless slurry collecting tank, the water outlet of described stirring reaction tower connects the water-in of one-level settling tank, the water outlet of described one-level settling tank connects the water-in of two-stage precipitation filtration tank, the water outlet of described two-stage precipitation filtration tank connects back pool by water pipe, and the water pipe inside between described two-stage precipitation filtration tank and the back pool is provided with and presses down the bubble defoamer.
Further improvedly be: described two-stage precipitation filtration tank comprises tower body, be located at the tower lid on the tower body, advance waste pipe, described tower body top is provided with water outlet, described tower body bottom is provided with dirt collecting bucket, described dirt collecting bucket bottom is provided with mud discharging mouth, in the described tower body by allowing rapid precipitation device and the filler filtering layer of solid particulate rapid precipitation from last being provided with successively down, be positioned at rapid precipitation device bottom in the described tower body and be provided with dashpot, the described water side of advancing waste pipe is passed the tower lid successively, filter packing layer and rapid precipitation device link to each other with dashpot in the tower body, and the described water-in that advances waste pipe connects the water outlet of one-level settling tank.
Further improvedly be: the middle part that described rapid precipitation device comprises the outside cylinder cylindrical shell that is arranged on sedimentation and filtration tower body inboard and is located at outside cylinder cylindrical shell inboard is provided with for advancing the inner cylindrical tube body that waste pipe inserts perforation, radially tiltingly between described outside cylinder cylindrical shell and the inner cylinder body is evenly equipped with a plurality of buffering precipitation inclined plates.
Further improvedly be: described stirring reaction tower comprises and stirs tower and be located at the whipping appts that stirs in the tower that described whipping appts comprises stir shaft and be distributed in the agitating vane of stir shaft periphery that the bottom of described each agitating vane also is respectively equipped with cocking lever.
Further improvedly be: the bottom of described one-level settling tank is provided with sewage draining exit, and described sewage draining exit is provided with wash water valve.
By adopting the aforementioned techniques scheme, the beneficial effects of the utility model are: utilize the backwater water quality after this novel papermaking waste disposal plant is handled good, but make paper waste recirculation utilization after treatment, fully recovering is in production, the external zero release of basic realization, not only can the sewage effluent contaminate environment but also can save the mass production cost, reduced the wasting of resources, can recycle paper waste effectively, pollution to environment drops to minimum, and this treatment unit can also extract useless slurry from sewage, and this useless slurry can be used for the egg holder that the production and transport egg is used, thereby realizes the benefit that the refuse reorganization utilizes.
Description of drawings
Fig. 1 is the schematic flow sheet of the utility model embodiment.
Fig. 2 is the structural representation of the utility model embodiment two-stage precipitation filtration tank.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Embodiment:
With reference to figure 1, present embodiment discloses a kind of novel papermaking waste disposal plant, comprise water collecting basin 1, filter roller screen machine 2, useless slurry collecting tank 3, stirring reaction tower 4, one-level settling tank 5, two-stage precipitation filtration tank 6 and back pool 7, the outlet of described water collecting basin 1 connects by water pump 11 filters roller screen machine 2 water-ins, the water outlet of described filtration roller screen machine 2 connects the water-in of stirring reaction tower 4, the useless slurry outlet of described filtration roller screen machine 2 connects the useless slurry inlet of useless slurry collecting tank 3, the water outlet of described stirring reaction tower 4 connects the water-in of one-level settling tank 5, the water outlet of described one-level settling tank 5 connects the water-in of two-stage precipitation filtration tank 6, the bottom of described one-level settling tank 5 is provided with sewage draining exit, described sewage draining exit is provided with wash water valve 52, the water outlet of described two-stage precipitation filtration tank 6 connects back pool 7 by water pipe 9, and water pipe 9 inside between described two-stage precipitation filtration tank 6 and the back pool 7 are provided with and press down bubble defoamer 8.
With reference to figure 2, described two-stage precipitation filtration tank comprises tower body 61, be located at the tower lid 62 on the tower body 61, advance waste pipe 63, described tower body 61 tops are provided with water outlet 611, described tower body 61 bottoms are provided with dirt collecting bucket 64, described dirt collecting bucket 64 bottoms are provided with mud discharging mouth, in the described tower body 61 by allowing rapid precipitation device 65 and the filler filtering layer 66 of solid particulate rapid precipitation from last being provided with successively down, be positioned at rapid precipitation device 65 bottoms in the described tower body 61 and be provided with dashpot 67, the described water side of advancing waste pipe 63 is passed tower lid 62 successively, dashpot 67 in filter packing layer 66 and rapid precipitation device 65 and the tower body 61 links to each other, the described water-in that advances waste pipe 63 connects the water outlet of one-level settling tank 5, the middle part that described rapid precipitation device 65 comprises the outside cylinder cylindrical shell 651 that is arranged on tower body 61 inboards and is located at outside cylinder cylindrical shell 651 inboards is provided with for advancing the inner cylindrical tube body 652 that waste pipe inserts perforation, between described outside cylinder cylindrical shell 652 and the inner cylinder body 651 radially tilting being evenly equipped with cushion precipitation inclined plate 653.Waste water through one-level settling tank 5 handle the back from advance waste pipe enter in the precipitation tower body by dashpot buffering back to around spread, flow to cat head stably then, sewage is in uphill process, density greater than the suspended solid of water as making filler, fiber fines, inorganic particles such as mud yarn constantly sink and by the rapid precipitation device, accelerate precipitation, per two block buffering precipitation inclined plates of buffering settler are equivalent to a very little settling tank, the solids precipitation time is shortened dramatically, utilize perpendicular stream principle, reach the purpose of rapid precipitation, from the sewage that flows through of buffering settler after filtration packing layer further filter the back and flow into pond for recovering from the water outlet on tower body top.
Described stirring reaction tower 4 comprises the stirring tower and is located at the whipping appts that stirs in the tower, described whipping appts comprises stir shaft and is distributed in the agitating vane of stir shaft periphery, the bottom of described each agitating vane also is respectively equipped with cocking lever, cocking lever can be widened the stirring scope of whipping appts, make mixing effect better, more even.
Utilize the backwater water quality after this novel papermaking waste disposal plant is handled good, but make paper waste recirculation utilization after treatment, fully recovering is in production, the external zero release of basic realization, not only can the sewage effluent contaminate environment but also can save the mass production cost, reduced the wasting of resources, can recycle paper waste effectively, pollution to environment drops to minimum, and this treatment unit can also extract useless slurry from sewage, should can be used for the egg holder that the production and transport egg is used by useless slurry, thereby realize the benefit that the refuse reorganization utilizes.
The above record only for utilizing the embodiment of this origination techniques content, anyly is familiar with modification, the variation that this skill person uses this creation to do, and all belongs to the claim of this creation opinion, and is not limited to those disclosed embodiments.
Claims (5)
1. novel papermaking waste disposal plant, it is characterized in that: comprise water collecting basin, filter the roller screen machine, useless slurry collecting tank, the stirring reaction tower, the one-level settling tank, two-stage precipitation filtration tank and back pool, the outlet of described water collecting basin connects by water pump filters roller screen machine water-in, the water outlet of described filtration roller screen machine connects the water-in of stirring reaction tower, the useless slurry outlet of described filtration roller screen machine connects the useless slurry inlet of useless slurry collecting tank, the water outlet of described stirring reaction tower connects the water-in of one-level settling tank, the water outlet of described one-level settling tank connects the water-in of two-stage precipitation filtration tank, the water outlet of described two-stage precipitation filtration tank connects back pool by water pipe, and the water pipe inside between described two-stage precipitation filtration tank and the back pool is provided with and presses down the bubble defoamer.
2. novel papermaking waste disposal plant according to claim 1, it is characterized in that: described two-stage precipitation filtration tank comprises tower body, be located at the tower lid on the tower body, advance waste pipe, described tower body top is provided with water outlet, described tower body bottom is provided with dirt collecting bucket, described dirt collecting bucket bottom is provided with mud discharging mouth, in the described tower body by allowing rapid precipitation device and the filler filtering layer of solid particulate rapid precipitation from last being provided with successively down, be positioned at rapid precipitation device bottom in the described tower body and be provided with dashpot, the described water side of advancing waste pipe is passed the tower lid successively, filter packing layer and rapid precipitation device link to each other with dashpot in the tower body, and the described water-in that advances waste pipe connects the water outlet of one-level settling tank.
3. novel papermaking waste disposal plant according to claim 2, it is characterized in that: the middle part that described rapid precipitation device comprises the outside cylinder cylindrical shell that is arranged on sedimentation and filtration tower body inboard and is located at outside cylinder cylindrical shell inboard is provided with for advancing the inner cylindrical tube body that waste pipe inserts perforation, radially tiltingly between described outside cylinder cylindrical shell and the inner cylinder body is evenly equipped with a plurality of buffering precipitation inclined plates.
4. novel papermaking waste disposal plant according to claim 1, it is characterized in that: described stirring reaction tower comprises the stirring tower and is located at the whipping appts that stirs in the tower, described whipping appts comprises stir shaft and is distributed in the agitating vane of stir shaft periphery that the bottom of described each agitating vane also is respectively equipped with cocking lever.
5. novel papermaking waste disposal plant according to claim 1, it is characterized in that: the bottom of described one-level settling tank is provided with wash water valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320087552 CN203212399U (en) | 2013-02-26 | 2013-02-26 | Novel papermaking wastewater treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320087552 CN203212399U (en) | 2013-02-26 | 2013-02-26 | Novel papermaking wastewater treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203212399U true CN203212399U (en) | 2013-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320087552 Expired - Fee Related CN203212399U (en) | 2013-02-26 | 2013-02-26 | Novel papermaking wastewater treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203212399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600986A (en) * | 2015-12-28 | 2016-05-25 | 浙江芯能光伏科技股份有限公司 | Recycling system of sewage station coagulating basin waste water |
| CN108193543A (en) * | 2017-12-29 | 2018-06-22 | 吴海锋 | A kind of water cycle utilization device for papermaking processing |
-
2013
- 2013-02-26 CN CN 201320087552 patent/CN203212399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105600986A (en) * | 2015-12-28 | 2016-05-25 | 浙江芯能光伏科技股份有限公司 | Recycling system of sewage station coagulating basin waste water |
| CN108193543A (en) * | 2017-12-29 | 2018-06-22 | 吴海锋 | A kind of water cycle utilization device for papermaking processing |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20150226 |
|
| EXPY | Termination of patent right or utility model |