CN211847294U - A coagulating sedimentation device for administering subway construction sewage - Google Patents
A coagulating sedimentation device for administering subway construction sewage Download PDFInfo
- Publication number
- CN211847294U CN211847294U CN202020131331.XU CN202020131331U CN211847294U CN 211847294 U CN211847294 U CN 211847294U CN 202020131331 U CN202020131331 U CN 202020131331U CN 211847294 U CN211847294 U CN 211847294U
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- China
- Prior art keywords
- coagulating sedimentation
- sewage
- reaction
- subway construction
- tank
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- 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
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- 238000004062 sedimentation Methods 0.000 title claims abstract description 48
- 239000010865 sewage Substances 0.000 title claims abstract description 38
- 230000001112 coagulating effect Effects 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 39
- 239000000945 filler Substances 0.000 claims abstract description 21
- 239000013049 sediment Substances 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims description 25
- 238000005345 coagulation Methods 0.000 claims description 15
- 230000015271 coagulation Effects 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000008213 purified water Substances 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012856 packing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229940037003 alum Drugs 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model discloses a coagulating sedimentation device for administering subway construction sewage, including net coagulating reaction pond, elementary reaction sedimentation tank and the high-efficient coagulating sedimentation tank that sets gradually, net coagulating reaction pond divide into the latticed reaction zone of several intercommunication by the baffle, be equipped with the perforation mud pipe in the elementary reaction sedimentation tank, be equipped with overflow weir and pipe chute filler in the high-efficient coagulating sedimentation tank, the overflow weir sets up in the top that the pipe chute filler, is equipped with sediment collection mud fill in the below that the pipe chute filler packs. A coagulating sedimentation device for administering subway construction sewage, whole integrated design, convenient transportation and installation, sewage treatment easy operation, the practicality is strong, sewage treatment's effect is good.
Description
Technical Field
The utility model belongs to the technical field of coagulating sedimentation device, especially, relate to a coagulating sedimentation device for administering subway construction sewage.
Background
The sewage of the subway vehicle section generally consists of oily wastewater and domestic sewage. Wherein, the oily wastewater mainly comes from the operation processes of vehicle maintenance, washing, maintenance and the like, and the domestic sewage mainly comes from the wastewater discharge of living areas and office areas. According to the requirements of new environmental protection laws, sewage generated by subways cannot be directly discharged to municipal sewage pipe networks. Under the general condition, the subway sewage needs to be treated firstly and then discharged after reaching the standard.
The sewage treatment process is complex, the sewage needs to be pretreated before treatment, and the sewage in the later period is convenient for advanced treatment, so that the sewage treatment efficiency is improved. Current sewage pretreatment equipment, simple structure, inefficiency, the sewage after the preliminary treatment still has higher content impurity, and current sewage pretreatment operation is complicated simultaneously, and the flow is numerous and diverse, leads to its sewage treatment's efficiency not good to lead to device's practicality greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a coagulating sedimentation device for administering subway construction sewage can solve above-mentioned prior art's weak point completely.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a coagulating sedimentation device for administering subway construction sewage, includes net coagulation reaction tank, elementary reaction sedimentation tank and the high-efficient coagulating sedimentation tank that sets gradually, net coagulation reaction tank divide into the latticed reaction zone of several intercommunication by the baffle, be equipped with the perforation mud pipe in the elementary reaction sedimentation tank, be equipped with overflow weir and pipe chute filler in the high-efficient coagulating sedimentation tank, the overflow weir sets up in the top that the pipe chute filler, is equipped with sediment sludge collecting hopper in the below that the pipe chute filler packed.
As one preferable mode, the grid coagulation reaction tank is divided into communicated reaction zones, and the adjacent reaction zones are communicated through a connecting water outlet.
As one of the preferable modes, the inclined tube filler is provided with a fixing support for fixing the inclined tube filler, the inclined tube filler is formed by splicing pipes with rows of gradients, and a supporting support is arranged below the inclined tube filler.
As one preferable mode, one end of the perforated sludge discharge pipe is of a cylindrical structure with a perforation on the side surface, and the other end of the perforated sludge discharge pipe is provided with an iron flange connector.
As one of the preferable modes, the sewage inlet is arranged at the top of the grid coagulation reaction tank, and the bottom of the grid coagulation reaction tank is provided with a sludge discharge port.
In a preferred embodiment, the purified water outlet is disposed on the upper side surface of the high-efficiency coagulating sedimentation tank.
Compared with the prior art, the beneficial effects of the utility model reside in that: a coagulating sedimentation device for administering subway construction sewage, whole integrated design, convenient transportation and installation, sewage treatment easy operation, the practicality is strong, sewage treatment's effect is good.
Drawings
Figure 1 is the side view schematic diagram of the coagulating sedimentation device of the utility model.
Fig. 2 is a schematic plan view of the coagulating sedimentation device of the present invention.
In the drawings: 1-a sludge discharge port; 2-connecting a water outlet; 3-a sewage inlet; 4-a grid coagulation reaction tank; 5-a primary reaction sedimentation tank; 6-overflow weir; 7-inclined tube filling; 8-a fixed support for the inclined tube filler; 9-a mud collection hopper; 10-a support bracket for the inclined tube filler; 11-perforating a sludge discharge pipe; 13-high-efficiency coagulating sedimentation tank; 14-iron flange interface; 15-purified water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, a coagulating sedimentation device for treating sewage in subway construction comprises a grid coagulating reaction tank 4, a primary reaction sedimentation tank 5 and a high-efficiency coagulating sedimentation tank 13 which are arranged in sequence, wherein each area is connected and perforated by welding and cutting. The whole structure is integrated and presents a cuboid shape, and the size and the material of the equipment are determined according to the water inflow and the water quality condition, and are made of carbon steel.
The grid coagulation reaction tank 4 is divided into a plurality of communicated grid reaction zones by partition plates, the grid coagulation reaction tank 4 is divided into 6 communicated reaction zones, and the adjacent reaction zones are communicated through a connecting water outlet 2. The sewage inlet 3 is arranged at the top of the grid coagulation reaction tank 4, and the bottom of the grid coagulation reaction tank 4 is provided with a sludge discharge port 1.
And a perforated sludge discharge pipe 11 is arranged in the primary reaction sedimentation tank 5, one end of the perforated sludge discharge pipe 11 is of a cylindrical structure with a perforated side surface, and the other end of the perforated sludge discharge pipe is provided with an iron flange connector 14. The perforation sludge discharge pipe is applied to the sludge discharge at the bottom of the sedimentation area, an iron flange connector is generally reserved, the iron flange connector is convenient to concentrate and is treated by a sludge pump, and a hole is formed in the perforation sludge discharge pipe.
An overflow weir 6 and an inclined tube filler 7 are arranged in the high-efficiency coagulating sedimentation tank 13, the overflow weir 6 is arranged above the inclined tube filler 7, and a sedimentation sludge collecting hopper 9 is arranged below the inclined tube filler 7. The purified water outlet 15 is arranged on the upper side surface of the high-efficiency coagulating sedimentation tank 13. The inclined tube packing 7 is provided with a fixing support 8 for fixing the inclined tube packing 7, the inclined tube packing 7 is formed by splicing rows of pipes inclined by 60 degrees, and a supporting support 10 is arranged below the inclined tube packing 7. The inclined tube filler is fixed by adopting upper angle steel overstock and lower channel steel supporting structure stabilization.
During the use, subway construction sewage flows into containing pipe chute sedimentation tank high efficiency coagulating sedimentation district certainly behind anterior segment net coagulating reaction district, the primary reaction sedimentation district, the pipe chute sedimentation tank is a high efficiency combination formula sedimentation tank who designs according to shallow pool sedimentation theory, sets up many intensive pipe chutes at the settlement region, makes aquatic suspended impurity deposit in swash plate or pipe chute, water rises along swash plate or pipe chute and flows, and the mud sediment of separation slides to the bottom of the pool along swash plate (pipe) under the action of gravity, concentrates the discharge again. The pool can improve the precipitation efficiency by 50-60 percent and can improve the treatment capacity by 3-5 times in the same area.
The inclined tube sedimentation water purification method is characterized in that an inclined tube with an inclination angle of 60 degrees is arranged above a sludge suspension layer to form floc alum floc formed by adding a coagulant to suspended matters and solid matters in raw water, the floc alum floc is accumulated on the surface area of the bottom side of the inclined tube to form a thin sludge layer, and the thin sludge layer slides back to the sludge suspension layer under the action of gravity and then is sunk into a sludge collection hopper. Is discharged into a sludge tank for additional treatment or comprehensive utilization through a sludge discharge pipe. The supernatant gradually rises to the water collecting pipe to be discharged, and can be directly discharged or recycled.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a coagulating sedimentation device for administering subway construction sewage which characterized in that: including the net reaction tank that thoughtlessly congeals, elementary reaction sedimentation tank and the high-efficient coagulation sedimentation tank that sets gradually, the net reaction tank that thoughtlessly congeals is divided into the latticed reaction zone of several intercommunication by the baffle, be equipped with the perforation mud pipe in the elementary reaction sedimentation tank, be equipped with overflow weir and pipe chute filler in the high-efficient coagulation sedimentation tank, overflow weir sets up in the top that the pipe chute packed, is equipped with sediment collection mud fill in the below that the pipe chute packed.
2. The coagulating sedimentation device for treating sewage of subway construction according to claim 1, wherein: the grid coagulation reaction tank is divided into 6 communicated reaction zones, and adjacent reaction zones are communicated through a connecting water outlet.
3. The coagulating sedimentation device for treating sewage of subway construction according to claim 1, wherein: the inclined tube filler is provided with a fixing support for fixing the inclined tube filler, the inclined tube filler is formed by splicing rows of inclined tubes, and a supporting support is arranged below the inclined tube filler.
4. The coagulating sedimentation device for treating sewage of subway construction according to claim 1, wherein: one end of the perforated sludge discharge pipe is of a cylindrical structure with a perforation on the side surface, and the other end of the perforated sludge discharge pipe is provided with an iron flange connector.
5. The coagulating sedimentation device for treating sewage of subway construction according to claim 1, wherein: the sewage water inlet is arranged at the top of the grid coagulation reaction tank, and the bottom of the grid coagulation reaction tank is provided with a sludge discharge port.
6. The coagulating sedimentation device for treating sewage of subway construction according to claim 1, wherein: the purified water outlet is arranged on the upper side surface of the high-efficiency coagulating sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020131331.XU CN211847294U (en) | 2020-01-20 | 2020-01-20 | A coagulating sedimentation device for administering subway construction sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020131331.XU CN211847294U (en) | 2020-01-20 | 2020-01-20 | A coagulating sedimentation device for administering subway construction sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211847294U true CN211847294U (en) | 2020-11-03 |
Family
ID=73232465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020131331.XU Expired - Fee Related CN211847294U (en) | 2020-01-20 | 2020-01-20 | A coagulating sedimentation device for administering subway construction sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211847294U (en) |
-
2020
- 2020-01-20 CN CN202020131331.XU patent/CN211847294U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20201103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |