CN202072590U - Biological treatment device for 1, 4-butanediol process wastewater - Google Patents
Biological treatment device for 1, 4-butanediol process wastewater Download PDFInfo
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- CN202072590U CN202072590U CN201120203368XU CN201120203368U CN202072590U CN 202072590 U CN202072590 U CN 202072590U CN 201120203368X U CN201120203368X U CN 201120203368XU CN 201120203368 U CN201120203368 U CN 201120203368U CN 202072590 U CN202072590 U CN 202072590U
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Abstract
The utility model relates to a biological treatment device for 1, 4-butanediol process wastewater and belongs to the technical field of environmental engineering. The biological treatment device mainly comprises a homogenization tank, an aerobic tank, a secondary sedimentation tank and a plate and frame filter pressing system, wherein the sewage outlet of the homogenization tank is connected with the sewage inlet of the aerobic tank; the sewage outlet of the aerobic tank is connected with the sewage inlet of the secondary sedimentation tank; an excess sludge outlet of the secondary sedimentation tank is connected with the excess sludge backflow port of the aerobic tank and the excess sludge inlet of the plate and frame filter pressing system; and the filtrate outlet of the plate and frame filter pressing system is connected with the filtrate backflow port of the homogenization tank. The biological treatment device has the advantages of steadiness in working, high efficiency, steady water quality of effluent water, convenience in automated control, management and operation and low running cost.
Description
Technical field
The present invention relates to a kind ofly 1,4-butyleneglycol production technique biological wastewater treatment device belongs to field of environment engineering technology.
Background technology
1,4-butyleneglycol production technique contaminated wastewater substrate concentration height, toxicity are big, and there is biological difficult price reduction material in pollutent composition complexity, and typical COD of sewage value is 20,000 ~ 30,000mg/L.At present handle 1, the method for 4-butyleneglycol wastewater from chemical industry mainly contains: anaerobism+anoxic+aerobic, SBR technology etc., and be main to handle COD at the following waste water of 1,000 mg/L, then do not appear in the newspapers in the above high density processing wastewater processing of 5,000 mg/L for COD.
The utility model content
For overcoming above-mentioned defective, the utility model aims to provide a kind of the have high density of handling more than 10,000 mg/L 1, the biological treatment device of 4-butyleneglycol production technique waste water ability, make that this device can be with 1,4-butyleneglycol processing wastewater is spared the matter adjusting, aerobe is handled and removed COD; And this plant efficiency height, stable effluent quality, strong operability, security of system easily realize automatization control, and cost for wastewater treatment are reasonable.
The technical solution of the utility model is:
1,4-butyleneglycol processing wastewater biological treatment device mainly is made up of even matter pond, Aerobic Pond, second pond, filter press system; Described even matter pond, Aerobic Pond and second pond are provided with sewage import and sewage outlet; Described even matter pond is provided with the filtrate refluxing opening; The sewage inlet side of described Aerobic Pond also is provided with the residual sludge reflux mouth; Described second pond is provided with excess sludge outlet and mud discharging mouth; Described filter press system is provided with excess sludge import, mud cake outlet and filtrate effluent mouth; Wherein, the sewage outlet in even matter pond connects the sewage import of Aerobic Pond; The sewage outlet of Aerobic Pond connects the sewage import of second pond; The excess sludge outlet of second pond connects the residual sludge reflux mouth of Aerobic Pond and the excess sludge import of filter press system respectively; The filtrate effluent mouth of filter press system connects the filtrate refluxing opening in even matter pond.
Further, described in the utility model 1,4-butyleneglycol processing wastewater biological treatment device also comprises accident pool; Described accident pool is provided with sewage import and sewage outlet; The sewage import of described accident pool is connected with the sewage inlet parallel of sewage outlet with even matter pond.
Further, be provided with also on the even matter described in the utility model pond that the pH value is regulated mouthful and nutrition adds mouth; The system that mixes also is set in the even matter pond.
Further, Aerobic Pond described in the utility model is divided into two sections with screen cloth, and one section pond is the Aerobic Pond that adds bio-carrier, and two sections ponds are activated sludge tank; The sewage import of described Aerobic Pond and residual sludge reflux mouth are arranged on one section pond; The sewage outlet of described Aerobic Pond is arranged on two sections ponds.
Further, be provided with blast aeration system in a described Duan Chi and two sections ponds.
Further, the sewage outlet on described two sections ponds is the waste water outflow mouth.
Further, the waste water import of described second pond is provided with the inlet distribution system.
In system when operation,, the high density processing wastewater enters even matter pond, and waste water enters accident pool when producing start-stop car stage or accident, and even matter pond has concurrently regulates pH value and nutraceutical function, in establish the system of mixing.Processing wastewater is promoted to Aerobic Pond by lift pump from even matter pond.One section Aerobic Pond also is provided with settling tank mud refluxing opening, is provided with screen cloth between one section Aerobic Pond and two sections Aerobic Ponds, prevents the loss of one section Aerobic Pond carrier organism filler.During the device operation, settling tank mud is through one section carrier biofilm Aerobic Pond of mud return-flow system input, and returned sluge replenishes the Aerobic Pond sludge concentration.One section Aerobic Pond water outlet gravity flow enters two sections activated sludge tanks, and two sections activated sludge tank outlets are connected with the settling tank water-in, also are provided with wastewater effluent system and inlet distribution system between activated sludge tank and the settling tank.Be provided with blast aeration system in one section, two sections Aerobic Ponds, organism decomposes generation carbonic acid gas and water in the waste water under action of microorganisms.Waste water after carrying out a biological disposal upon in settling tank solid-liquid separation, part mud is back to one section Aerobic Pond, replenishes the Aerobic Pond sludge concentration, excess sludge discharge is to the filter press system, waste water is to discharging the pond.The outward transport of filter press mud cake, filtered liquid (waste water) are back to even matter pond.
The beneficial effects of the utility model are: adopted equalizing tank, the aerobic series connection of secondary to handle waste water, utilize the carrier biofilm Technology to decompose organism in the waste water, effective sludge concentration and biological treatment performance have been improved, water outlet COD is lower, based on biotechnology, technical process is reasonable, and running cost is low.System works is stable, and treatment effect is good.The utility model is equally applicable to the biological treatment of other similar high density organic process waste water.
Description of drawings
Fig. 1 is the utility model synoptic diagram.
Embodiment
1,4-butyleneglycol processing wastewater biological treatment device mainly is made up of even matter pond, Aerobic Pond, second pond, filter press system; Described even matter pond, Aerobic Pond and second pond are provided with sewage import and sewage outlet; Described even matter pond is provided with the filtrate refluxing opening; The sewage inlet side of described Aerobic Pond also is provided with the residual sludge reflux mouth; Described second pond is provided with excess sludge outlet and mud discharging mouth; Described filter press system is provided with excess sludge import, mud cake outlet and filtrate effluent mouth; Wherein, the sewage outlet in even matter pond connects the sewage import of Aerobic Pond; The sewage outlet of Aerobic Pond connects the sewage import of second pond; The excess sludge outlet of second pond connects the residual sludge reflux mouth of Aerobic Pond and the excess sludge import of filter press system respectively; The filtrate effluent mouth of filter press system connects the filtrate refluxing opening in even matter pond.
Further, described in the utility model 1,4-butyleneglycol processing wastewater biological treatment device also comprises accident pool; Described accident pool is provided with sewage import and sewage outlet; The sewage import of described accident pool is connected with the sewage inlet parallel of sewage outlet with even matter pond.
Further, be provided with also on the even matter described in the utility model pond that the pH value is regulated mouthful and nutrition adds mouth; The system that mixes also is set in the even matter pond.
Further, Aerobic Pond described in the utility model is divided into two sections with screen cloth, and one section pond is the Aerobic Pond that adds bio-carrier, and two sections ponds are activated sludge tank; The sewage import of described Aerobic Pond and residual sludge reflux mouth are arranged on one section pond; The sewage outlet of described Aerobic Pond is arranged on two sections ponds.
Further, be provided with blast aeration system in a described Duan Chi and two sections ponds.
Further, the sewage outlet on described two sections ponds is the waste water outflow mouth.
Further, the waste water import of described second pond is provided with the inlet distribution system.
In system when operation,, the high density processing wastewater enters even matter pond behind grid filtration, and waste water enters accident pool when producing start-stop car stage or accident, and even matter pond has concurrently regulates pH value and nutraceutical function, in establish the system of mixing.Processing wastewater is promoted to Aerobic Pond by lift pump from even matter pond.One section Aerobic Pond also is provided with settling tank mud refluxing opening, is provided with screen cloth between one section Aerobic Pond and two sections Aerobic Ponds, prevents the loss of one section Aerobic Pond carrier organism filler.During the device operation, settling tank mud is through one section carrier biofilm Aerobic Pond of mud return-flow system input, and returned sluge replenishes the Aerobic Pond sludge concentration.One section Aerobic Pond water outlet gravity flow enters two sections activated sludge tanks, and two sections activated sludge tank outlets are connected with the settling tank water-in, also are provided with wastewater effluent system and inlet distribution system between activated sludge tank and the settling tank.Be provided with blast aeration system in one section, two sections Aerobic Ponds, organism decomposes generation carbonic acid gas and water in the waste water under action of microorganisms.Waste water after carrying out a biological disposal upon in settling tank solid-liquid separation, part mud is back to one section Aerobic Pond, replenishes the Aerobic Pond sludge concentration, excess sludge discharge is to the filter press system, waste water is to discharging the pond.The outward transport of filter press mud cake, filtered liquid (waste water) are back to even matter pond.
The utility model also comprises computer-controlled apparatus, and the control input and output of computer-controlled apparatus are connected with the pilot circuit of the part or all of electricity consumption facility of system.
Claims (8)
1.1 4-butyleneglycol processing wastewater biological treatment device mainly is made up of even matter pond, Aerobic Pond, second pond, filter press system; Described even matter pond, Aerobic Pond and second pond are provided with sewage import and sewage outlet; Described even matter pond is provided with the filtrate refluxing opening; The sewage inlet side of described Aerobic Pond also is provided with the residual sludge reflux mouth; Described second pond is provided with excess sludge outlet and mud discharging mouth; Described filter press system is provided with excess sludge import, mud cake outlet and filtrate effluent mouth; Wherein, the sewage outlet in even matter pond connects the sewage import of Aerobic Pond; The sewage outlet of Aerobic Pond connects the sewage import of second pond; The excess sludge outlet of second pond connects the residual sludge reflux mouth of Aerobic Pond and the excess sludge import of filter press system respectively; The filtrate effluent mouth of filter press system connects the filtrate refluxing opening in even matter pond.
2. according to claim 11,4-butyleneglycol processing wastewater biological treatment device is characterized in that also comprising accident pool; Described accident pool is provided with sewage import and sewage outlet; The sewage import of described accident pool is connected with the sewage inlet parallel of sewage outlet with even matter pond.
3. according to claim 11,4-butyleneglycol processing wastewater biological treatment device is characterized in that described even matter pond is provided with that the pH value is regulated mouthful and nutrition adds mouth.
4. according to claim 11,4-butyleneglycol processing wastewater biological treatment device is characterized in that being provided with in the described even matter pond system that mixes.
5. according to claim 11,4-butyleneglycol processing wastewater biological treatment device is characterized in that described Aerobic Pond is divided into two sections with screen cloth, and one section pond is the Aerobic Pond that adds bio-carrier, and two sections ponds are activated sludge tank; The sewage import of described Aerobic Pond and residual sludge reflux mouth are arranged on one section pond; The sewage outlet of described Aerobic Pond is arranged on two sections ponds.
6. according to claim 51,4-butyleneglycol processing wastewater biological treatment device is characterized in that being provided with blast aeration system in a described Duan Chi and two sections ponds.
7. according to claim 51,4-butyleneglycol processing wastewater biological treatment device is characterized in that the sewage outlet on described two sections ponds is the waste water outflow mouth.
8. according to claim 11,4-butyleneglycol processing wastewater biological treatment device is characterized in that the waste water import of described second pond is provided with the inlet distribution system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203368XU CN202072590U (en) | 2011-06-16 | 2011-06-16 | Biological treatment device for 1, 4-butanediol process wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120203368XU CN202072590U (en) | 2011-06-16 | 2011-06-16 | Biological treatment device for 1, 4-butanediol process wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN202072590U true CN202072590U (en) | 2011-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120203368XU Expired - Lifetime CN202072590U (en) | 2011-06-16 | 2011-06-16 | Biological treatment device for 1, 4-butanediol process wastewater |
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| CN (1) | CN202072590U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674627A (en) * | 2012-05-02 | 2012-09-19 | 国电宁夏英力特宁东煤基化学有限公司 | Method for biochemical treatment and standard discharge of sewage of coal chemical industry |
| CN106630422A (en) * | 2016-12-21 | 2017-05-10 | 博瑞德（南京）净化技术有限公司 | Wastewater biological treatment device for polyether polyol production |
-
2011
- 2011-06-16 CN CN201120203368XU patent/CN202072590U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674627A (en) * | 2012-05-02 | 2012-09-19 | 国电宁夏英力特宁东煤基化学有限公司 | Method for biochemical treatment and standard discharge of sewage of coal chemical industry |
| CN102674627B (en) * | 2012-05-02 | 2014-12-17 | 国电宁夏英力特宁东煤基化学有限公司 | Method for biochemical treatment and standard discharge of sewage of coal chemical industry |
| CN106630422A (en) * | 2016-12-21 | 2017-05-10 | 博瑞德（南京）净化技术有限公司 | Wastewater biological treatment device for polyether polyol production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: 1,4-Butanediol process wastewater biological treatment device Effective date of registration: 20151112 Granted publication date: 20111214 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: PURITEK (NANJING) CO.,LTD. Registration number: 2015320000011 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20170220 Granted publication date: 20111214 Pledgee: Bank of China Limited by Share Ltd. Jiangsu branch Pledgor: PURITEK (NANJING) CO.,LTD. Registration number: 2015320000011 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210047 -155, Fang Shui Road, Liuhe Chemical Industrial Park, Nanjing, Jiangsu, China, 168 Patentee after: PURITEK ENVIRONMENT GROUP CO.,LTD. Address before: 210047 -155, Fang Shui Road, Liuhe Chemical Industrial Park, Nanjing, Jiangsu, China, 168 Patentee before: BORUIDE (NANJING) PURIFICATION TECHNOLOGY CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 210047 -155, Fang Shui Road, Liuhe Chemical Industrial Park, Nanjing, Jiangsu, China, 168 Patentee after: BORUIDE (NANJING) PURIFICATION TECHNOLOGY CO.,LTD. Address before: 210009 Zhongshan North Road No. 200, Nanjing, Jiangsu, four, 218, industrial design pioneer park, Nanjing University of Technology. Patentee before: PURITEK (NANJING) CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111214 |