CN207726861U - A kind of sewage-treatment plant - Google Patents
A kind of sewage-treatment plant Download PDFInfo
- Publication number
- CN207726861U CN207726861U CN201721393838.7U CN201721393838U CN207726861U CN 207726861 U CN207726861 U CN 207726861U CN 201721393838 U CN201721393838 U CN 201721393838U CN 207726861 U CN207726861 U CN 207726861U
- Authority
- CN
- China
- Prior art keywords
- basin
- flocculation basin
- contact chamber
- sewage
- flocculation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 18
- 238000005189 flocculation Methods 0.000 claims abstract description 33
- 230000016615 flocculation Effects 0.000 claims abstract description 33
- 238000010992 reflux Methods 0.000 claims abstract description 23
- 230000001112 coagulating effect Effects 0.000 claims abstract description 20
- 238000004062 sedimentation Methods 0.000 claims abstract description 18
- 239000010802 sludge Substances 0.000 claims abstract description 15
- 239000008394 flocculating agent Substances 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920006318 anionic polymer Polymers 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000004576 sand Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 5
- 241001080061 Talides Species 0.000 description 3
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a kind of sewage-treatment plants, including：Contact chamber, coagulating basin, flocculation basin and sedimentation basin connected in sequence；The contact chamber is equipped with activated charcoal adding apparatus, the coagulating basin is equipped with flocculating agent feeding device, the flocculation basin is equipped with anionic polymer flocculating agent feeding device, the sedimentation basin bottom is connected with sludge reflux exhaust system, and the tail end of the sludge reflux exhaust system is set to flocculation basin top；The top of the contact chamber is communicated with the coagulating basin top, and the lower part of the coagulating basin is communicated with the flocculation basin lower part, and the top of the flocculation basin is communicated with the sedimentation basin top.The purpose of this utility model is to provide a kind of sewage-treatment plant effectively removing COD of sewage.
Description
Technical field
The utility model is related to technical field of sewage, and in particular to a kind of processing dress of efficient sewerage processing COD
It sets.
Background technology
Beijing pays much attention to environmental protection at present, and new most high standard is performed to sewage disposal enterprise externally discharged waste water water quality
Standard, externally discharged waste water COD ＜ 30ppm, general sewage-treatment plant bio-chemical effluent COD do not meet Beijing between 30-40ppm
City's environmental requirement.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of sewage-treatment plant effectively removing COD of sewage.
The sewage-treatment plant of the utility model, including：Contact chamber, coagulating basin, flocculation basin and sedimentation basin connected in sequence；
The contact chamber is equipped with activated charcoal adding apparatus, and the coagulating basin is equipped with flocculating agent feeding device, is set on the flocculation basin
There are anionic polymer flocculating agent feeding device, the sedimentation basin bottom to be connected with sludge reflux exhaust system, the sludge
The tail end of reflux withdrawal system is set to flocculation basin top.
Optionally, the top of the contact chamber is communicated with the coagulating basin top, the lower part of the coagulating basin and the wadding
Solidifying pond lower part communicates, and the top of the flocculation basin is communicated with the sedimentation basin top.
Optionally, it is equipped with blender in the contact chamber, coagulating basin, flocculation basin and sedimentation basin.
Optionally, high pressure washing water system is equipped in the flocculation basin.
Optionally, the sludge reflux exhaust system includes reflux line, the sand pump being set on reflux line, the reflux
Pipeline tail end includes the grit water separator being set to above flocculation basin, and the grit water separator is respectively enterd further through pipeline to connecing
Touch pond and/or biochemical system.
Optionally, the sealing structure of the sand pump is made of Talide machinery.
Technical solutions of the utility model have the following advantages that：
The sewage-treatment plant of the utility model, integral layout is reasonable, and sedimentation basin water outlet is final outflow water, COD ＜
20ppm effectively reduces the COD value in sewage；High pressure washing water system is installed in flocculation basin, solves sludge accumulation in flocculation basin
Problem makes PAM flocculants with the suspended matter efficient flocculating in sewage, improves effluent quality；Change sand pump sealing structure, by being carbonized
The sealing of tungsten hard alloy mechanical replaces natural rubber to seal, and solves sand pump leakage, environmental pollution problem.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific implementation mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
The every other embodiment that field those of ordinary skill is obtained without making creative work, belongs to this practicality
Novel protected range.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not constituting conflict can be combined with each other.
Embodiment 1
A kind of sewage-treatment plant of the present embodiment, it is shown in Figure 1, including：Contact chamber 1 connected in sequence, coagulating basin 2,
Flocculation basin 3 and sedimentation basin 4；Contact chamber 1 is equipped with activated charcoal adding apparatus 9, and coagulating basin 2 is equipped with flocculating agent feeding device 10,
Flocculation basin 3 is equipped with anionic polymer flocculating agent feeding device 11, and 4 bottom of sedimentation basin is connected with sludge reflux discharge system
The tail end of system, sludge reflux exhaust system is set to 3 top of flocculation basin, and the top of contact chamber 1 is communicated with 2 top of coagulating basin, coagulation
The lower part in pond 2 is communicated with 3 lower part of flocculation basin, and the top of flocculation basin 3 is communicated with 4 top of sedimentation basin.Contact chamber 1, coagulating basin 2, wadding
It is equipped with blender in solidifying pond 3 and sedimentation basin 4；High pressure washing water system 5 is equipped in flocculation basin 3.
Sludge reflux exhaust system includes reflux line 7, the sand pump 6 being set on reflux line, and 7 tail end of reflux line includes
Grit water separator 8 above flocculation basin 3, grit water separator 8 are respectively enterd further through pipeline to contact chamber 1 and/or life
Change system.Wherein, the sealing structure of sand pump 6 is made of Talide machinery.
The water outlet of former biochemical device is promoted to contact chamber 1 by the utility model using raw water elevator pump, and work is added in contact chamber 1
Property charcoal simultaneously installs blender；Contact chamber 1 is discharged overflow to coagulating basin 2, and dosing coagulant and blender is installed in coagulating basin 2；It is mixed
The solidifying water outlet of pond 2 enters flocculation basin 3, adds flocculant, micro- sand in flocculation basin 3 and installs blender and high pressure water washing system 5；Wadding
The solidifying water outlet of pond 3 enters sedimentation basin 4, installation mud scraper, sand pump 6 in sedimentation basin 4, and sand pump is by precipitating sludge partial reflux in sedimentation basin
It is emitted into former biochemical device to contact chamber, partial sludge；Sedimentation basin water outlet is final outflow water, COD ＜ 20ppm.
In specific operation process, sludge reflux and discharge ratio are controlled by electric valve for pipeline, and reflux is set in PLC programs
40 minutes time, drain time 5 minutes realize that reflux withdrawal ratio reaches 8:1；High pressure washing water system is accessed by fire water pipe network
The fire water that pressure is 6 kilograms once a week rinses flocculation basin 10 minutes, and sludge in flocculation basin is avoided to accumulate；Sand pump machinery
Sealing is sealed by Talide mechanical seal instead of natural rubber.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
Among the protection domain that variation is created still in the utility model.
Claims (3)
1. a kind of sewage-treatment plant, which is characterized in that including：Contact chamber, coagulating basin, flocculation basin and precipitation connected in sequence
Pond；The contact chamber is equipped with activated charcoal adding apparatus, and the coagulating basin is equipped with flocculating agent feeding device, on the flocculation basin
Equipped with anionic polymer flocculating agent feeding device, the sedimentation basin bottom is connected with sludge reflux exhaust system, the dirt
The tail end of mud reflux withdrawal system is set to flocculation basin top；High pressure washing water system is equipped in the flocculation basin；The sludge returns
It includes reflux line to flow exhaust system, the sand pump being set on reflux line, and the reflux line tail end includes being set on flocculation basin
The grit water separator of side, the grit water separator are respectively enterd further through pipeline to contact chamber and/or biochemical system.
2. sewage-treatment plant according to claim 1, which is characterized in that the top of the contact chamber and the coagulating basin
Top communicates, and the lower part of the coagulating basin is communicated with the flocculation basin lower part, on the top of the flocculation basin and the sedimentation basin
Portion communicates.
3. sewage-treatment plant according to claim 1, which is characterized in that the contact chamber, coagulating basin, flocculation basin and heavy
Shallow lake is equipped with blender in pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721393838.7U CN207726861U (en) | 2017-10-25 | 2017-10-25 | A kind of sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721393838.7U CN207726861U (en) | 2017-10-25 | 2017-10-25 | A kind of sewage-treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207726861U true CN207726861U (en) | 2018-08-14 |
Family
ID=63091087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721393838.7U Expired - Fee Related CN207726861U (en) | 2017-10-25 | 2017-10-25 | A kind of sewage-treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207726861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166061A1 (en) * | 2021-02-04 | 2022-08-11 | 中冶南方都市环保工程技术股份有限公司 | Coking wastewater coupling treatment system and method |
-
2017
- 2017-10-25 CN CN201721393838.7U patent/CN207726861U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166061A1 (en) * | 2021-02-04 | 2022-08-11 | 中冶南方都市环保工程技术股份有限公司 | Coking wastewater coupling treatment system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 |