CN203079803U - Oily sewage treatment system - Google Patents
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- 239000010865 sewage Substances 0.000 title claims abstract description 36
- 230000003647 oxidation Effects 0.000 claims abstract description 32
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000002351 wastewater Substances 0.000 claims abstract description 19
- 238000005188 flotation Methods 0.000 claims abstract description 18
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 17
- 239000012528 membrane Substances 0.000 claims abstract description 16
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000006148 magnetic separator Substances 0.000 claims abstract description 13
- 239000002699 waste material Substances 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 10
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 210000003437 trachea Anatomy 0.000 claims description 16
- 239000010802 sludge Substances 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 45
- 238000000034 method Methods 0.000 abstract description 5
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 239000000084 colloidal system Substances 0.000 abstract description 4
- 239000000295 fuel oil Substances 0.000 abstract description 3
- 239000005416 organic matter Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 235000019645 odor Nutrition 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
本实用新型提供一种能够有效地去除水中的溶解盐类、胶体，COD去除率高的、可有效降解水中致色物质、去除水中悬浮物，污水可生化性高的、污水中的COD可达标排放的含油污水处理系统，包括依流水线分别相互连接的废水收集池、隔油装置、气浮装置、磁分离器、臭氧发生器、生物接触氧化池、保安过滤器、反渗透膜系统及回水池，还包括收集重油污的污油回收池，所述隔油装置与气浮装置的废油出口分别连接污油回收池的进口。
The utility model provides a method that can effectively remove dissolved salts and colloids in water, has high COD removal rate, can effectively degrade color-causing substances in water, remove suspended matter in water, has high biodegradability of sewage, and can reach the standard of COD in sewage. Discharged oily sewage treatment system, including waste water collection tanks, oil separators, air flotation devices, magnetic separators, ozone generators, biological contact oxidation tanks, security filters, reverse osmosis membrane systems and backwater tanks that are connected to each other according to the pipeline , and also includes a waste oil recovery pool for collecting heavy oil, the waste oil outlet of the oil separation device and the air flotation device are respectively connected to the inlet of the waste oil recovery pool.
Description
技术领域 technical field
本实用新型涉及一种废水处理系统，尤其是涉及一种含油污水处理系统。 The utility model relates to a waste water treatment system, in particular to an oily sewage treatment system.
背景技术 Background technique
我国每年排放的污水量很大，经处理后排放的又不多，对环境造成很大破坏，我国各大水系都产生不同程度的污染，水环境严重恶化，炼油污水是原油炼制、加工及油品水洗等过程中产生的一类工业含油污水，炼油污水中污染物的浓度高，成分较复杂，含有大量的重油污和COD、挥发酚及盐等化学药品，不仅浓度高且毒性大，耗氧严重，成为严重污染环境的行业之一，因此，炼油污水的直接排出不仅会严重污染环境，而且含油污水中的大量重污油会随污水一起排出，从而导致资源的浪费。 The amount of sewage discharged in our country is very large every year, and the amount discharged after treatment is not much, which has caused great damage to the environment. All major water systems in our country have produced varying degrees of pollution, and the water environment has seriously deteriorated. Oil refining sewage is the source of crude oil refining, processing and A type of industrial oily sewage produced in the process of oil washing and other processes. The concentration of pollutants in oil refinery sewage is high and the composition is relatively complex. It contains a large amount of heavy oil pollution and chemicals such as COD, volatile phenols and salts. It is not only high in concentration but also highly toxic. Serious oxygen consumption has become one of the industries that seriously pollute the environment. Therefore, the direct discharge of oil refinery sewage will not only seriously pollute the environment, but also a large amount of heavy oil in the oily sewage will be discharged together with the sewage, resulting in a waste of resources.
实用新型内容 Utility model content
因此，针对上述的问题，本实用新型提供了一种能够有效地去除水中的溶解盐类、胶体，COD去除率高的、可有效降解水中致色物质、去除水中悬浮物，污水可生化性高的、污水中的COD可达标排放的含油污水处理系统。 Therefore, in view of the above problems, the utility model provides a method that can effectively remove dissolved salts and colloids in water, has a high COD removal rate, can effectively degrade color-causing substances in water, remove suspended matter in water, and has high biodegradability of sewage. The oily sewage treatment system that the COD in the sewage can reach the discharge standard.
1、为达到上述目的，本实用新型是通过以下技术方案实现的：一种含油污水处理系统,包括废水收集池、隔油装置、气浮装置、污油回收池、磁分离器、臭氧发生器、生物接触氧化池、保安过滤器、反渗透膜系统及回水池，所述废水收集池的出口连接于隔油装置的进口，所述气浮装置的进口连接隔油装置的出口，所述磁分离器的进口连接气浮装置的出口，所述臭氧发生器的进口连接磁分离器的出口，所述生物接触氧化池的进口连接臭氧发生器的出口，所述保安过滤器的进口连接生物接触氧化池的出口，所述反渗透膜系统的进口连接保安过滤器的出口，所述回水池的入水口连接反渗透膜系统的出口，所述隔油装置与气浮装置的废油出口分别连接污油回收池的进口。 1. In order to achieve the above purpose, the utility model is realized through the following technical solutions: an oily sewage treatment system, including a waste water collection tank, an oil separation device, an air flotation device, a waste oil recovery tank, a magnetic separator, and an ozone generator , biological contact oxidation tank, security filter, reverse osmosis membrane system and return water tank, the outlet of the waste water collection tank is connected to the inlet of the oil separator, the inlet of the air flotation device is connected to the outlet of the oil separator, and the magnetic The inlet of the separator is connected to the outlet of the air flotation device, the inlet of the ozone generator is connected to the outlet of the magnetic separator, the inlet of the biological contact oxidation tank is connected to the outlet of the ozone generator, and the inlet of the security filter is connected to the biological contactor. The outlet of the oxidation tank, the inlet of the reverse osmosis membrane system is connected to the outlet of the security filter, the water inlet of the return pool is connected to the outlet of the reverse osmosis membrane system, and the oil separator is respectively connected to the waste oil outlet of the air flotation device Import of waste oil recovery tank.
进一步改进的是：所述生物接触氧化池内下部铺设有气管，所述气管上均布有出气孔，所述气管的一端伸出池外与风机相连，所述生物接触氧化池内位于气管的出气口上部设有活性污泥填料。 It is further improved that a trachea is laid on the lower part of the biological contact oxidation tank, and air outlets are uniformly distributed on the trachea, and one end of the trachea extends out of the tank to connect with a fan, and the air outlet of the trachea is located in the biological contact oxidation tank The upper part is equipped with activated sludge filler.
进一步改进的是：所述生物接触氧化池内位于活性污泥填料的上部还设有高密度纤维丝层。 A further improvement is: the biological contact oxidation tank is also provided with a high-density fiber filament layer on the upper part of the activated sludge filler.
通过采用前述技术方案，本实用新型的有益效果是：本新型含油污水处理系统,通过隔油装置及气浮装置有效分离重油污及污水，分离所得的污水再依次经磁分离器、臭氧发生器、生物接触氧化池、保安过滤器净化处理后进入反渗透膜系统，经反渗透膜系统反渗透处理后流回回水池。所述隔油装置是利用油与水之间的相对密度差，通过油粒自然上浮到水面，然后将油除去的方法，主要用于去除污水中直径较大原粗分散性可浮油粒;所述气浮装置是利用高度分散的微小气泡作为载全去粘附废水中的污染物，使其随气泡浮升到水面而加以去除，主要用于分离废水中的乳化油及疏水性细微固体悬浮物；磁分离器可分离水中非磁性的杂质，包括微细悬物和少量非溶解性的油诸如悬浮油、分散油和乳化油等,可减小后续生化处理设施的负荷；臭氧有很强的氧化分解能力，可迅速而彻底的消除水中的各种异味；所述生物接触氧化池内下部铺设有气管，所述气管上均布有出气孔，所述气管的一端伸出池外与风机相连，所述生物接触氧化池内位于气管的出气口上部设有活性污泥填料,由此风机可通过气管向生物接触氧化池内输送气体，使生物接触氧化池内的废水不断运动，使废水与池内的活性污泥互相触碰，使活性污泥与废水充分接触反应，增加活性污泥与污水之间的接触吸附机会，有效提高降解能力，可有效降解水中致色物质、去除水中悬浮物，提高污水有机物的去除率，使废水中的COD可达标排放；反渗透膜系统能够有效地去除水中的溶解盐类、胶体、微生物、有机物等。 By adopting the aforementioned technical scheme, the beneficial effects of the utility model are: the new oily sewage treatment system effectively separates heavy oily sewage and sewage through the oil separation device and the air flotation device, and the separated sewage is passed through the magnetic separator and the ozone generator in turn. , Biological contact oxidation tank, security filter after purification treatment, enter the reverse osmosis membrane system, and flow back to the pool after reverse osmosis treatment by the reverse osmosis membrane system. The oil separation device uses the relative density difference between oil and water to naturally float to the water surface through oil particles, and then removes the oil. It is mainly used to remove the original coarsely dispersed floatable oil particles with large diameters in sewage; The air flotation device uses highly dispersed micro-bubbles as a load to remove the pollutants in the adhering wastewater, so that they can be removed with the bubbles floating to the water surface. It is mainly used to separate the emulsified oil and hydrophobic fine solid suspension in the wastewater. The magnetic separator can separate non-magnetic impurities in water, including fine suspended matter and a small amount of insoluble oil such as suspended oil, dispersed oil and emulsified oil, which can reduce the load of subsequent biochemical treatment facilities; ozone has a strong Oxidation and decomposition ability can quickly and thoroughly eliminate various odors in the water; the lower part of the biological contact oxidation tank is laid with air pipes, and the air pipes are evenly distributed with air outlets. One end of the air pipes extends out of the pool and is connected to the fan. In the biological contact oxidation tank, an activated sludge filler is arranged on the upper part of the air outlet of the trachea, so that the fan can deliver gas to the biological contact oxidation tank through the trachea, so that the wastewater in the biological contact oxidation tank moves continuously, so that the wastewater and the active sewage in the tank The mud touches each other, so that the activated sludge and the wastewater can fully contact and react, increase the contact and adsorption opportunities between the activated sludge and the sewage, effectively improve the degradation ability, can effectively degrade the color-causing substances in the water, remove the suspended matter in the water, and improve the organic matter in the sewage. Removal rate, so that the COD in the wastewater can reach the discharge standard; the reverse osmosis membrane system can effectively remove dissolved salts, colloids, microorganisms, organic matter, etc. in the water.
附图说明 Description of drawings
图1是本实用新型实施例的流程示意图。 Fig. 1 is a schematic flow chart of the utility model embodiment.
图2是本实用新型生物接触氧化池的结构示意图。 Fig. 2 is a structural schematic diagram of the biological contact oxidation tank of the present invention.
具体实施方式 Detailed ways
下面结合附图对本实用新型作进一步说明： The utility model will be further described below in conjunction with the accompanying drawings:
实施例： Example:
参考图1至图2，本实施例公开一种含油污水处理系统,包括废水收集池1、隔油装置2、气浮装置3、污油回收池4、磁分离器5、臭氧发生器6、生物接触氧化池7、保安过滤器8、反渗透膜系统9及回水池10，所述废水收集池1的出口连接于隔油装置2的进口，所述气浮装置3的进口连接隔油装置2的出口，所述磁分离器5的进口连接气浮装置3的出口，所述臭氧发生器6的进口连接多磁分离器5的出口，所述生物接触氧化池7的进口连接臭氧发生器6的出口，所述保安过滤器8的进口连接生物接触氧化池7的出口，所述反渗透膜系统9的进口连接保安过滤器8的出口，所述回水池10的入水口连接反渗透膜系统9的出口，所述隔油装置2与气浮装置3的废油出口分别连接污油回收池4的进口。
Referring to Fig. 1 to Fig. 2, the present embodiment discloses an oily sewage treatment system, comprising a waste water collection tank 1, an oil separation device 2, an air flotation device 3, a waste oil recovery tank 4, a magnetic separator 5, an ozone generator 6, Biological
所述生物接触氧化池7内下部铺设有气管71，所述气管71上均布有出气孔，所述气管71的一端伸出池外与风机72相连，所述生物接触氧化池71内位于气管的出气口上部设有活性污泥填料73,所述生物接触氧化池7内位于活性污泥填料73的上部还设有高密度纤维丝层74。高密度纤维丝层的空隙多、比表面积大，具有机械截流的作用，可对水进行净化处理、截流水中的悬浮物及生物絮体，保证出水质量。
The lower part of the biological
本新型含油污水处理系统,通过隔油装置及气浮装置有效分离重油污及污水，分离所得的污水再依次经磁分离器、臭氧发生器、生物接触氧化池、保安过滤器净化处理后进入反渗透膜系统，经反渗透膜系统反渗透处理后流回回水池。所述隔油装置是利用油与水之间的相对密度差，通过油粒自然上浮到水面，然后将油除去的方法，主要用于去除污水中直径较大原粗分散性可浮油粒;所述气浮装置是利用高度分散的微小气泡作为载全去粘附废水中的污染物，使其随气泡浮升到水面而加以去除，主要用于分离废水中的乳化油及疏水性细微固体悬浮物；磁分离器可分离水中非磁性的杂质，包括微细悬物和少量非溶解性的油诸如悬浮油、分散油和乳化油等,可减小后续生化处理设施的负荷；臭氧有很强的氧化分解能力，可迅速而彻底的消除水中的各种异味；所述生物接触氧化池内下部铺设有气管，所述气管上均布有出气孔，所述气管的一端伸出池外与风机相连，所述生物接触氧化池内位于气管的出气口上部设有活性污泥填料,由此风机可通过气管向生物接触氧化池内输送气体，使生物接触氧化池内的废水不断运动，使废水与池内的活性污泥互相触碰，使活性污泥与废水充分接触反应，增加活性污泥与污水之间的接触吸附机会，有效提高降解能力，可有效降解水中致色物质、去除水中悬浮物，提高污水有机物的去除率，使废水中的COD可达标排放；反渗透膜系统能够有效地去除水中的溶解盐类、胶体、微生物、有机物等。 This new type of oily sewage treatment system effectively separates heavy oily sewage and sewage through the oil separation device and air flotation device, and the separated sewage is purified and treated by a magnetic separator, an ozone generator, a biological contact oxidation pool, and a security filter in sequence, and then enters the reaction chamber. The osmotic membrane system, after the reverse osmosis treatment of the reverse osmosis membrane system, flows back to the pool. The oil separation device uses the relative density difference between oil and water to naturally float to the water surface through oil particles, and then removes the oil. It is mainly used to remove the original coarsely dispersed floatable oil particles with large diameters in sewage; The air flotation device uses highly dispersed micro-bubbles as a load to remove the pollutants in the adhering wastewater, so that they can be removed with the bubbles floating to the water surface. It is mainly used to separate the emulsified oil and hydrophobic fine solid suspension in the wastewater. The magnetic separator can separate non-magnetic impurities in water, including fine suspended matter and a small amount of insoluble oil such as suspended oil, dispersed oil and emulsified oil, which can reduce the load of subsequent biochemical treatment facilities; ozone has a strong Oxidation and decomposition ability can quickly and thoroughly eliminate various odors in the water; the lower part of the biological contact oxidation tank is laid with air pipes, and the air pipes are evenly distributed with air outlets. One end of the air pipes extends out of the pool and is connected to the fan. In the biological contact oxidation tank, an activated sludge filler is arranged on the upper part of the air outlet of the trachea, so that the fan can deliver gas to the biological contact oxidation tank through the trachea, so that the wastewater in the biological contact oxidation tank moves continuously, so that the wastewater and the active sewage in the tank The mud touches each other, so that the activated sludge and the wastewater can fully contact and react, increase the contact and adsorption opportunities between the activated sludge and the sewage, effectively improve the degradation ability, can effectively degrade the color-causing substances in the water, remove the suspended matter in the water, and improve the organic matter in the sewage. Removal rate, so that the COD in the wastewater can reach the discharge standard; the reverse osmosis membrane system can effectively remove dissolved salts, colloids, microorganisms, organic matter, etc. in the water.
以上所记载，仅为利用本创作技术内容的实施例，任何熟悉本项技艺者运用本创作所做的修饰、变化，皆属本创作主张的专利范围，而不限于实施例所揭示者。 The above records are only examples of using the technical content of this creation. Any modifications and changes made by those who are familiar with this technology using this creation belong to the scope of patents claimed by this creation, and are not limited to those disclosed in the examples.
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| CN201320108927.8U CN203079803U (en) | 2013-03-11 | 2013-03-11 | Oily sewage treatment system |
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| CN201320108927.8U CN203079803U (en) | 2013-03-11 | 2013-03-11 | Oily sewage treatment system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104803517A (en) * | 2015-04-28 | 2015-07-29 | 吴冠生 | Kitchen wastewater treatment system, device and method |
| CN112047530A (en) * | 2020-09-08 | 2020-12-08 | 江苏众志新禹环境科技有限公司 | Oil-separating air-floating type oil-containing wastewater treatment method |
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2013
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104803517A (en) * | 2015-04-28 | 2015-07-29 | 吴冠生 | Kitchen wastewater treatment system, device and method |
| CN112047530A (en) * | 2020-09-08 | 2020-12-08 | 江苏众志新禹环境科技有限公司 | Oil-separating air-floating type oil-containing wastewater treatment method |
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