CN202322531U - Wastewater deep purification treatment device - Google Patents
Wastewater deep purification treatment device Download PDFInfo
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- CN202322531U CN202322531U CN 201120456642 CN201120456642U CN202322531U CN 202322531 U CN202322531 U CN 202322531U CN 201120456642 CN201120456642 CN 201120456642 CN 201120456642 U CN201120456642 U CN 201120456642U CN 202322531 U CN202322531 U CN 202322531U
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- oxidation chamber
- catalyzed oxidation
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Abstract
The utility model discloses a wastewater deep purification treatment device. The device comprises a deep oxidation reactor, wherein the deep oxidation reactor comprises a high-concentration first-level catalytic oxidation chamber, a high-concentration second-level catalytic oxidation chamber, a low-concentration first-level catalytic oxidation chamber and a low-concentration second-level catalytic oxidation chamber; an oxidation catalyst layer I is filled in the high-concentration first-level catalytic oxidation chamber; an oxidation catalyst layer II is filled in the high-concentration second-level catalytic oxidation chamber; an oxidation catalyst layer III is filled in the low-concentration catalytic oxidation chamber; and an oxidation catalyst layer IV is filled in the low-concentration second-level catalytic oxidation chamber. The device has a simple structure, low cost and high treatment efficiency, stably operates, is convenient to maintain and is particularly suitable for removing organic matters in wastewater which is difficult to treat biologically and chemically.
Description
Technical field
The utility model relates to a kind of wastewater treatment equipment, especially relates to organic waste water advanced purifying treatment unit in a kind of removal waste water.
Background technology
Along with rapid development of economy, there is the problem of water resources famine in many industrial enterprises.Under this situation, water-saving consumption-reduction, the utilization ratio that make full use of waste water resource, turns waste into wealth, improves water has become the task of top priority of each enterprise.Industry as industry such as the petrochemical industry of one of industry water saving major fields, iron and steel and other discharging organic wastewater; Need to improve the processing reuse ability of factory effluent; The implementation system water-saving technology is transformed; Utilize unconventional water source to replace surface water or underground water, even " zero release " of realization factory effluent.
According to present waste water treatment process and functions of the equipments; High concentrated organic wastewater (high-COD waste water) or oil-containing industrial water are after multistage pre-treatment and thick oil removing, accurate oil removal by air bubbling are handled; Water outlet oleaginousness (COD index) adds the influence of variation water quality and system stability generally between 20-50ppm, this index even reach more than the 100ppm; This index has not only surpassed discharging standards, and well beyond the water quality requirement of reverse osmosis desalination processing.
The utility model content
The technical problem that the utility model will solve is, overcomes the deficiency of prior art, and organic deep oxidation device in a kind of simple in structure, working stability, cost is low, processing efficiency the is high removal waste water is provided.
The utility model solve the technical problem the technical scheme that is adopted; It comprises deep oxidization reactor; Said deep oxidization reactor comprises high density one-level catalyzed oxidation chamber, high density secondary catalyzed oxidation chamber and lower concentration one-level catalyzed oxidation chamber, lower concentration secondary catalyzed oxidation chamber; The bottom of said high density one-level catalyzed oxidation chamber is connected through water distributor with the bottom of high density secondary catalyzed oxidation chamber; The air outlet, top of high density one-level catalyzed oxidation chamber is provided with the gas distribution pipe that leads to bottom, high density secondary catalyzed oxidation chamber; The top of said high density secondary catalyzed oxidation chamber is connected through tracheae with the top of lower concentration one-level catalyzed oxidation chamber; The partition top of high density secondary catalyzed oxidation chamber and lower concentration one-level catalyzed oxidation chamber is provided with water outlet; Lower concentration one-level top, catalyzed oxidation chamber and top, lower concentration secondary catalyzed oxidation chamber are communicated with through tracheae, and the bottom of catalyzer is equipped with through cross current in lower concentration one-level top, catalyzed oxidation chamber and lower concentration secondary catalyzed oxidation chamber, and said high density one-level catalyzed oxidation chamber is filled with the layer of oxidation catalyst I; High density secondary catalyzed oxidation chamber is filled with the layer of oxidation catalyst II; Lower concentration one-level catalyzed oxidation chamber is filled with the layer of oxidation catalyst III, and lower concentration secondary catalyzed oxidation chamber is filled with the layer of oxidation catalyst IV, and the top of said high density one-level catalyzed oxidation chamber is provided with water-in; The bottom is provided with inlet mouth; Top, lower concentration secondary catalyzed oxidation chamber is provided with exhaust port and produces water outlet, and the air outlet at top, lower concentration one-level catalyzed oxidation chamber is connected with the import of blower fan through tracheae, and the outlet of blower fan with lower concentration one-level catalyzed oxidation chamber the bottom of layer of oxidation catalyst III is housed respectively through tracheae and bottom that the layer of oxidation catalyst IV is equipped with in lower concentration secondary catalyzed oxidation chamber is connected.
Catalyst packing height in the said equipment can be 800 ~ 2500mm.
The utility model is simple in structure, working stability, and cost is low, and processing efficiency is high, and is easy to maintenance, is specially adapted to be difficult to organic removal in the waste water of biochemical treatment.
Description of drawings
Fig. 1 is the deep oxidation device layout diagram of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further.
With reference to accompanying drawing; Present embodiment comprises deep oxidization reactor; Said deep oxidization reactor comprises high density one-level catalyzed oxidation chamber 1, high density secondary catalyzed oxidation chamber 2 and lower concentration one-level catalyzed oxidation chamber 3, lower concentration secondary catalyzed oxidation chamber 4; The bottom of said high density one-level catalyzed oxidation chamber 1 is connected through water distributor 19 with the bottom of high density secondary catalyzed oxidation chamber 2; The air outlet, top of high density one-level catalyzed oxidation chamber 1 is provided with the gas distribution pipe 16 that leads to 2 bottoms, high density secondary catalyzed oxidation chamber; The top of said high density secondary catalyzed oxidation chamber 2 is connected through tracheae 13 with the top of lower concentration one-level catalyzed oxidation chamber 3; High density secondary catalyzed oxidation chamber 2 is provided with water outlet with the partition top of lower concentration one-level catalyzed oxidation chamber 3; 3 tops, lower concentration one-level catalyzed oxidation chamber and 4 tops, lower concentration secondary catalyzed oxidation chamber are communicated with through tracheae 17, and the bottom that catalyzer is equipped with in 3 tops, lower concentration one-level catalyzed oxidation chamber and lower concentration secondary catalyzed oxidation chamber 4 is communicated with through water pipe 18, and said high density one-level catalyzed oxidation chamber 1 is filled with layer of oxidation catalyst I 7; High density secondary catalyzed oxidation chamber 2 is filled with layer of oxidation catalyst II 8; Lower concentration one-level catalyzed oxidation chamber 3 is filled with layer of oxidation catalyst III 9, and lower concentration secondary catalyzed oxidation chamber 4 is filled with layer of oxidation catalyst IV 10, and the top of said high density one-level catalyzed oxidation chamber 1 is provided with water-in 11; The bottom is provided with inlet mouth 12; 4 tops, lower concentration secondary catalyzed oxidation chamber are provided with exhaust port 14 and produce water outlet 15, and the air outlet at 3 tops, lower concentration one-level catalyzed oxidation chamber is connected with the import of stainless steel high pressure positive blower 5 through tracheae, and the outlet of stainless steel high pressure positive blower 5 with lower concentration one-level catalyzed oxidation chamber 3 bottom of layer of oxidation catalyst III 9 is housed respectively through tracheae 6 and bottom that layer of oxidation catalyst IV 10 is equipped with in lower concentration secondary catalyzed oxidation chamber 4 is connected.
Working process:
1, gas flow direction
Concentration is that the ozone of 15mg/l gets into 1 bottom, high density one-level catalyzed oxidation chamber through inlet mouth 12; Pass the layer of oxidation catalyst I 7 of high density one-level catalyzed oxidation chamber 1; Arrive 1 top, high density one-level catalyzed oxidation chamber, boost to 0.035MPa after, get into the bottom of high density secondary catalyzed oxidation chambers 2 through gas distribution pipe 16; Pass the layer of oxidation catalyst II 8 of high density secondary catalyzed oxidation chamber 2; Get into 3 tops, lower concentration one-level catalyzed oxidation chamber through tracheae 13, be mixed in the lower concentration gas circuit recycle gas, carry out ozone and recycle.
Lower concentration one-level catalyzed oxidation chamber 3 and lower concentration secondary catalyzed oxidation chamber 4 are provided with atm number circulation line 6, with recovery ozone residual air, and reduce and produce water and the ozone concn that discharges in the tail gas, avoid secondary pollution.
2, water flows direction
Waste water gets into from 1 top, high density one-level catalyzed oxidation chamber through water-in 11; After the layer of oxidation catalyst I 7 of high density one-level catalyzed oxidation chamber 1; Water distributor 19 through the bottom gets into high density secondary catalyzed oxidation chamber 2; The completely back water outlet from 2 partition tops, high density secondary catalyzed oxidation chamber of water overflows; Get into lower concentration one-level catalyzed oxidation chamber 3, the layer of oxidation catalyst IV 10 that gets into 4 bottoms, lower concentration secondary catalyzed oxidation chamber through water pipe 18 is again discharged from the product water relief outlet 15 on 4 tops, lower concentration secondary catalyzed oxidation chamber at last.
The setting of the high density catalyzed oxidation chamber of deep oxidization reactor and lower concentration catalyzed oxidation chamber in the present embodiment; Can increase the duration of contact of gas, water; The waste water flow velocity of reaction chamber is 5 meters/hour; Gas, water duration of contact is 1.5 hours, reaches the requirement of further processing or discharging with the COD that guarantees water outlet.
The blast of blower fan 5 is 500mmH in the present embodiment
2O.
Present embodiment middle and high concentration one-level catalyzed oxidation chamber oxide catalyst, high density secondary oxidation catalyzer, lower concentration one-level catalyzed oxidation chamber oxide catalyst, lower concentration secondary catalyzed oxidation chamber oxide catalyst system adopt the hydroxyl oxidize catalyzer.
Organic oxidizer unit uses in the processing experiment of Yueyang hexanolactam waste water in the removal waste water of present embodiment; Not only successfully removed the colourity in the waste water; But also the COD index in the waste water has been dropped to 5mg/l by 80-100mg/l, meet the emission standard of COD waste water.
Claims (1)
1. waste water advanced purifying treatment unit; Comprise deep oxidization reactor; Said deep oxidization reactor comprises high density one-level catalyzed oxidation chamber, high density secondary catalyzed oxidation chamber and lower concentration one-level catalyzed oxidation chamber, lower concentration secondary catalyzed oxidation chamber; The bottom of said high density one-level catalyzed oxidation chamber is connected through water distributor with the bottom of high density secondary catalyzed oxidation chamber; The air outlet, top of high density one-level catalyzed oxidation chamber is provided with the gas distribution pipe that leads to bottom, high density secondary catalyzed oxidation chamber; The top of said high density secondary catalyzed oxidation chamber is connected through tracheae with the top of lower concentration one-level catalyzed oxidation chamber; The partition top of high density secondary catalyzed oxidation chamber and lower concentration one-level catalyzed oxidation chamber is provided with water outlet, and lower concentration one-level top, catalyzed oxidation chamber and top, lower concentration secondary catalyzed oxidation chamber are communicated with through tracheae, and cross current is passed through in the bottom that catalyzer is equipped with in lower concentration one-level top, catalyzed oxidation chamber and lower concentration secondary catalyzed oxidation chamber; Said high density one-level catalyzed oxidation chamber is filled with the layer of oxidation catalyst I; High density secondary catalyzed oxidation chamber is filled with the layer of oxidation catalyst II, and lower concentration one-level catalyzed oxidation chamber is filled with the layer of oxidation catalyst III, and lower concentration secondary catalyzed oxidation chamber is filled with the layer of oxidation catalyst IV; The top of said high density one-level catalyzed oxidation chamber is provided with water-in; The bottom is provided with inlet mouth, and top, lower concentration secondary catalyzed oxidation chamber is provided with exhaust port and produces water outlet, it is characterized in that; The air outlet at top, lower concentration one-level catalyzed oxidation chamber is connected with the import of blower fan through tracheae, and the outlet of blower fan with lower concentration one-level catalyzed oxidation chamber the bottom of layer of oxidation catalyst III is housed respectively through tracheae and bottom that the layer of oxidation catalyst IV is equipped with in lower concentration secondary catalyzed oxidation chamber is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120456642 CN202322531U (en) | 2011-11-17 | 2011-11-17 | Wastewater deep purification treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120456642 CN202322531U (en) | 2011-11-17 | 2011-11-17 | Wastewater deep purification treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202322531U true CN202322531U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120456642 Expired - Lifetime CN202322531U (en) | 2011-11-17 | 2011-11-17 | Wastewater deep purification treatment device |
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| CN (1) | CN202322531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787924A (en) * | 2015-03-13 | 2015-07-22 | 苏州科环环保科技有限公司 | Caprolactam sewage advanced treatment method using ozone catalytic oxidation |
-
2011
- 2011-11-17 CN CN 201120456642 patent/CN202322531U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787924A (en) * | 2015-03-13 | 2015-07-22 | 苏州科环环保科技有限公司 | Caprolactam sewage advanced treatment method using ozone catalytic oxidation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |