CN2644414Y - Two stage oxidation treatment unit for medicament chemical industry sewage - Google Patents
Two stage oxidation treatment unit for medicament chemical industry sewage Download PDFInfo
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- CN2644414Y CN2644414Y CN 03256249 CN03256249U CN2644414Y CN 2644414 Y CN2644414 Y CN 2644414Y CN 03256249 CN03256249 CN 03256249 CN 03256249 U CN03256249 U CN 03256249U CN 2644414 Y CN2644414 Y CN 2644414Y
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Abstract
The utility model relates to a secondary oxidation treatment device of the medical and chemical wastewater, belonging to the technical field of environmental protection equipment. An oxidation tower is divided into two layers by a filter plate; wherein, a micropore aeration plate which is connected with an ozone inlet pipe is arranged in the lower layer; a packing layer is arranged in the upper layer; a water distribution pipe which is arranged on the top is connected with a water inlet pipe. The utility model is characterized in that the water outlet pipe of the oxidation tower is connected with the water inlet pipe of a secondary oxidation tower which is divided by a vortex plate and a filter plate into an upper layer, a middle layer and a lower layer; wherein, a water distribution pipe connected with the water inlet pipe and a liquid distribution pipe connected with a chlorine dioxide inlet pipe are arranged in the upper layer; the middle layer is a packing layer; a micropore aeration head connected with an air inlet pipe is arranged in the lower layer. The utility model adopts the design of the secondary oxidation technology making use of the different oxidation mechanism and oxidation effect of a plurality of different oxidants on the organic wastewater. The utility model improves the effluent BOD/COD and the removal ratio of CODcr after treatment with low operation cost in favor of the subsequent biochemical treatment and effective treatment of the refractory biodegradable medical and chemical wastewater.
Description
[technical field]
The utility model belongs to the environmental protection equipment technical field, specifically is meant a kind of medicine producing wastewater secondary oxidative treatments device.
[background technology]
It is one of difficult problem of present waste water treatment engineering that the medicine producing wastewater of high density, difficult for biological degradation is handled, and is the current problem of all being paid much attention to both at home and abroad.The energy that people utilize physical methods such as electricity, UV-light, ultrasonic wave, High Temperature High Pressure to provide, or chemical process produces hydroxyl radical free radical under certain condition, finally makes mineralization of organic material, and the oxidation operation in the waste water is decomposed into small organic molecule or CO
2And H
2O.But the aforesaid method great majority are in the experimental study stage, do not carry out productivity as yet and use, and be the wet oxidation technology of representative owing to used higher temperature and pressure with the High Temperature High Pressure, and this has all brought sizable difficulty for manufacturing, operation of equipment.In addition, the investment cost height, energy expenditure is big, and factors such as running cost height all make this technology be very restricted in actual applications.
[technology contents]
The utility model purpose is to solve problems of the prior art, adopts the secondary oxidation technology, and a kind of technical scheme of medicine producing wastewater secondary oxidative treatments device is provided.
Described medicine producing wastewater secondary oxidative treatments device, oxidizing tower is divided into two-layer by filter plate, the micro-pore aeration plate that lower floor is provided with is connected with the ozone inlet pipe, the upper strata is a packing layer, the water distributor that the top is provided with is connected with water inlet pipe, the rising pipe that it is characterized in that oxidizing tower links to each other with the water inlet pipe of secondary oxidation tower, the secondary oxidation tower is divided into upper, middle and lower-ranking by eddy flow plate and filter plate, the upper strata is provided with water distributor that links to each other with water inlet pipe and the liquid distributor that links to each other with the dioxide peroxide inlet pipe, the middle level is a packing layer, and lower floor is provided with the micro porous aeration head that links to each other with air intake duct.
Described medicine producing wastewater secondary oxidative treatments device is characterized in that the packing layer in oxidizing tower, the secondary oxidation tower comprises gravel supporting layer and beaded catalyst layer.
Described medicine producing wastewater secondary oxidative treatments device is characterized in that oxidizing tower adopts end enclosure structure in two ends up and down.
Described medicine producing wastewater secondary oxidative treatments device is characterized in that secondary oxidation tower upper end employing end enclosure structure, and flat-bottom structure is adopted in the lower end.
The utility model utilizes different oxidation mechanisms and the oxidation effectiveness of different oxygenants to organic waste water, adopt the secondary oxidation technology and a kind of medicine producing wastewater secondary oxidative treatments device that provides is provided, with lower running cost, improve the ratio of the BOD/COD that handles the back water outlet and the clearance of CODcr, help follow-up biochemical treatment, the medicine producing wastewater of difficult for biological degradation is effectively addressed.
[description of drawings and embodiment]
Fig. 1 is the utility model structural representation.
As shown in Figure 1, this device comprises two oxidizing towers, is respectively oxidizing tower 3 and secondary oxidation tower 13.Oxidizing tower 3 tops are provided with the water distributor 5 that links to each other with water inlet pipe 4, tower body partly is divided into it two-layer up and down by filter plate, the aeration layer that is respectively packing layer 6 and is connected and composed by micro-pore aeration plate 2 and ozone inlet pipe 1, it highly is respectively about 4/5ths and 1/5th of tower height.The titanium plate micro-pore aeration plate 2 that the aeration layer can be provided with two or two above Φ 200mm links to each other with ozone inlet pipe 1, and to aerating wastewater.Packing layer 6 pack into gravel supporting layer and beaded catalyst, loadings is about 2/3rds of a tower height overall.End socket is adopted at the tower body two ends, and the end socket top drilling also communicates with atmosphere.The rising pipe 7 of oxidizing tower 3 bottoms is connected with the water inlet pipe 8 on secondary oxidation tower 13 tops, water inlet pipe 8 links to each other with water distributor 9, water distributor 9 tops are provided with the liquid distributor 10 that links to each other with dioxide peroxide inlet pipe 11, and the bottom is provided with micro porous aeration head 16, the rising pipe 14 that links to each other with air intake duct 15.Secondary oxidation tower 13 tower bodies partly are divided into three districts, upper, middle and lower by eddy flow plate 12 and filter plate with it, are respectively mixed district, packing area and aeration zone, and it highly is respectively about 2/10ths, 7/10ths and 1/10th of tower height.Mixed district passes through eddy flow plate 12 with waste water and ClO
2Mix.The aeration zone links to each other with air intake duct 15 by the micro porous aeration head 16 of two or two above φ 215mm, and to aerating wastewater.Then pack into gravel supporting layer and beaded catalyst of packing area constitutes packing layer 6, and loadings is about 2/3rds of a tower height overall.End socket is adopted in secondary oxidation tower 13 upper ends, and the end socket top drilling also communicates with atmosphere, and the lower end is adopted flat, is placed on the concrete basis.Because of belonging to known technology, the filter plate in the accompanying drawing in oxidizing tower 3 and the secondary oxidation tower 13 is not marked.Waste water is entered by the water inlet pipe 4 on oxidizing tower 3 tops, enters secondary oxidation tower 13 from bottom rising pipe 7 by pipeline after stair oxidation is handled, and the rising pipe 14 by the bottom after second-stage treatment flows out, and enters subsequent disposal.
Claims (4)
1. medicine producing wastewater secondary oxidative treatments device, oxidizing tower (3) is divided into two-layer by filter plate, the micro-pore aeration plate (2) that lower floor is provided with is connected with ozone inlet pipe (1), the upper strata is packing layer (6), the water distributor (5) that the top is provided with is connected with water inlet pipe (4), the rising pipe (7) that it is characterized in that oxidizing tower (3) links to each other with the water inlet pipe (8) of secondary oxidation tower (13), secondary oxidation tower (13) is divided into by eddy flow plate (12) and filter plate, in, following three layers, the upper strata is provided with water distributor (9) that links to each other with water inlet pipe (8) and the liquid distributor (10) that links to each other with dioxide peroxide inlet pipe (11), the middle level is packing layer (6), and lower floor is provided with the micro porous aeration head (16) that links to each other with air intake duct (15).
2. medicine producing wastewater secondary oxidative treatments device as claimed in claim 1 is characterized in that the packing layer (6) in oxidizing tower (3), the secondary oxidation tower (13) comprises gravel supporting layer and beaded catalyst layer.
3. medicine producing wastewater secondary oxidative treatments device as claimed in claim 1 is characterized in that oxidizing tower (3) upper/lower terminal adopts end enclosure structure.
4. medicine producing wastewater secondary oxidative treatments device as claimed in claim 1 is characterized in that secondary oxidation tower (13) upper end employing end enclosure structure, and flat-bottom structure is adopted in the lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256249 CN2644414Y (en) | 2003-08-01 | 2003-08-01 | Two stage oxidation treatment unit for medicament chemical industry sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03256249 CN2644414Y (en) | 2003-08-01 | 2003-08-01 | Two stage oxidation treatment unit for medicament chemical industry sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2644414Y true CN2644414Y (en) | 2004-09-29 |
Family
ID=34295362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03256249 Expired - Fee Related CN2644414Y (en) | 2003-08-01 | 2003-08-01 | Two stage oxidation treatment unit for medicament chemical industry sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2644414Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100400441C (en) * | 2005-06-14 | 2008-07-09 | 华南理工大学 | Process for combined water treatment of chemical oxidizing-biological biological filtering tank |
| CN102092894A (en) * | 2010-12-09 | 2011-06-15 | 陕西科技大学 | Technological method for improving biodegradability of papermaking wastewater |
| CN103172163A (en) * | 2013-03-20 | 2013-06-26 | 浙江双屿实业有限公司 | Oxidation tank |
| CN104761041A (en) * | 2014-01-08 | 2015-07-08 | 万华化学集团股份有限公司 | Catalytic wet oxidation treatment reaction tower and method and device for treating high-concentration organic wastewater by using same |
| CN105016455A (en) * | 2015-08-05 | 2015-11-04 | 江苏南大环保科技有限公司 | Method for improving ozone reaction efficiency |
| CN109081421A (en) * | 2018-08-06 | 2018-12-25 | 河北科技大学 | A kind of device and technique of heterogeneous catalytic ozonation Pharmaceutical Wastewater Treatment |
-
2003
- 2003-08-01 CN CN 03256249 patent/CN2644414Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100400441C (en) * | 2005-06-14 | 2008-07-09 | 华南理工大学 | Process for combined water treatment of chemical oxidizing-biological biological filtering tank |
| CN102092894A (en) * | 2010-12-09 | 2011-06-15 | 陕西科技大学 | Technological method for improving biodegradability of papermaking wastewater |
| CN102092894B (en) * | 2010-12-09 | 2013-01-02 | 陕西科技大学 | Technological method for improving biodegradability of papermaking wastewater |
| CN103172163A (en) * | 2013-03-20 | 2013-06-26 | 浙江双屿实业有限公司 | Oxidation tank |
| CN104761041A (en) * | 2014-01-08 | 2015-07-08 | 万华化学集团股份有限公司 | Catalytic wet oxidation treatment reaction tower and method and device for treating high-concentration organic wastewater by using same |
| CN105016455A (en) * | 2015-08-05 | 2015-11-04 | 江苏南大环保科技有限公司 | Method for improving ozone reaction efficiency |
| CN109081421A (en) * | 2018-08-06 | 2018-12-25 | 河北科技大学 | A kind of device and technique of heterogeneous catalytic ozonation Pharmaceutical Wastewater Treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |