CN204113292U - Shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction - Google Patents
Shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction Download PDFInfo
- Publication number
- CN204113292U CN204113292U CN201420398121.1U CN201420398121U CN204113292U CN 204113292 U CN204113292 U CN 204113292U CN 201420398121 U CN201420398121 U CN 201420398121U CN 204113292 U CN204113292 U CN 204113292U
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- China
- Prior art keywords
- shield
- sewage
- subway tunnel
- pump
- treatment plant
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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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- 239000010865 sewage Substances 0.000 title claims abstract description 36
- 238000010276 construction Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002689 soil Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000004062 sedimentation Methods 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 6
- 238000001556 precipitation Methods 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 6
- 230000005641 tunneling Effects 0.000 claims description 4
- 238000009412 basement excavation Methods 0.000 abstract description 3
- 229910000278 bentonite Inorganic materials 0.000 abstract 5
- 239000000440 bentonite Substances 0.000 abstract 5
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 abstract 5
- 241001233242 Lontra Species 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model provides a shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction, is including establishing the pneumatic diaphragm pump at the shield tail of shield structure machine, and shield tail sewage is put into through the pipeline to pneumatic diaphragm pump water inlet one end, and the sewage case of fifth section platform truck is put into to the delivery port end, the sewage case is tertiary sedimentation tank structure, is equipped with the stirring rod in the one-level sedimentation tank, installs the otter board that punches a hole between one-level sedimentation tank and second grade sedimentation tank, and tertiary sedimentation tank output is through valve connection filter pump, and filter pump output connection is located the bentonite case of second section platform truck, and the sewage after the filtration is in the bentonite case with the bentonite intensive mixing inflation back, carries the bentonite to shield excavation face, in soil storehouse and the screw machine through face pipeline, soil storehouse pipeline, screw machine pipeline with the bentonite extrusion pump, improves the dregs. The problem of sewage treatment reuse in the shield method construction subway tunnel is solved, have simple structure, characteristics with low costs, and when carrying out reuse to sewage, saved the construction water.
Description
Technical field
The utility model relates to shield machine sewage-treatment plant in the construction of a kind of subway tunnel shield method.
Background technology
Along with the raising of urban compact degree and urban congestion constantly increase, ground can utilize space fewer and feweri, and developing the underground space now becomes each metropolitan Main way, in this context, and the technology develop rapidly of shield construction.But the difference in geographical position residing for every city determines the soil layer run in shield-tunneling construction is various, shield structure is in different geology work progresss, suitable mode can be adopted to improve the dregs in excavation face, shield machine Tu Cang and conveying worm, in order to reduce the wearing and tearing of cutter, evade the formation of mud cake and to ensure that spiral shell machine is slagged tap smooth and easy.
In Yangtze River Delta Area, because water system is flourishing and the geological conditions of more complicated, a large amount of sewage can be produced in Analysis on Shield Tunnel Driven Process, sewage mud content is large, and containing many greases and chemical substance in sewage, the processing method of discharging after general employing carries out multi stage precipitation to sewage in the industry at present, but the waste water after the method process is still difficult to the standard reaching environmental emission, therefore how the sewage produced in Analysis on Shield Tunnel Driven Process is processed and recycled into an important problem in construction.
Utility model content
Shield machine sewage-treatment plant during its object of the utility model is just to provide a kind of subway tunnel shield method to construct, solve the problem of sewerage treatment recycling in shield construction subway tunnel, have the advantages that structure is simple, cost is low, and while sewage is utilized again, save construction water.
Realize above-mentioned purpose and the technical scheme taked, comprise the pneumatic diaphragm pump being located at shield machine shield tail, pneumatic diaphragm pump water inlet one end puts into shield tail sewage by the road, the foul water tank of Section of five chassis is put in delivery port termination, described foul water tank is three grades of sedimentation basin structures, stirring rod is provided with in first stage precipitation tank, punching web plate is installed between first stage precipitation tank and second-level settling pond, three grades of sedimentation basin outputs connect filter pump through valve, filter pump exports the swell soil case connecting and be positioned at second section chassis, after sewage after filtration is fully mixed expanded with swell soil in swell soil case, by swell soil extrusion pump through face pipeline, Tu Cangguanlu, swell soil is delivered to shield tunneling face by screw machine pipeline, in Tu Cang and screw machine, dregs is improved.
beneficial effect
Compared with prior art the utility model has the following advantages.
1) simple and reasonable for structure, the waste water produced in shield-tunneling construction is collected, filters and recycled, solves a difficult problem for sewerage treatment recycling in construction;
2) while again utilizing sewage, save construction water, the saving for water resource creates active influence.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is this apparatus structure principle schematic;
Fig. 2 is the structural representation of foul water tank in this device;
Fig. 3 is A-A sectional view in Fig. 2.
Detailed description of the invention
Comprise the pneumatic diaphragm pump 4 being located at shield machine shield tail, shield tail sewage 5 is put into by the road in pneumatic diaphragm pump 4 water inlet one end, the foul water tank 9 of Section of five chassis is put in delivery port termination, as shown in Figure 1, described foul water tank 9 is three grades of sedimentation basin structures, as Fig. 1, shown in Fig. 2, stirring rod 17 is provided with in first stage precipitation tank 14, punching web plate 18 is installed between first stage precipitation tank 14 and second-level settling pond 15, three grades of sedimentation basin 16 outputs connect filter pump 10 through valve 6, filter pump 10 exports the swell soil case 8 connecting and be positioned at second section chassis, after sewage after filtration is fully mixed expanded with swell soil in swell soil case 8, by swell soil extrusion pump 7 through face pipeline 13, soil storekeeper road 3, swell soil is delivered to shield tunneling face by screw machine pipeline 2, soil storehouse 11 and screw machine 12 li, dregs is improved.
First stage precipitation tank 14 in described foul water tank 9, second-level settling pond 15, three grades of sedimentation basin 16 volume ratios are 5:3:2.
Described filter pump 10 filtering accuracy is 3000 μm.
Described punching web plate 18 aperture is 6mm.
This device installs pneumatic diaphragm pump additional at shield tail, is arranged on below connecting bridge walkway board, and the water inlet of pneumatic diaphragm pump connects the suitable steel wire tube of a diameter, and the steel wire tube other end is placed in shield tail sewage, is pumped to by sewage in foul water tank below.Foul water tank is transformed into three grades of settlers, one-level settling tank is installed stirring rod and is fully stirred sewage, three grades of settling tanks install filter pump (16m3/h) by sewage pump drainage to swell soil case, after sewage and swell soil fully stir, by controlling the switch of pneumatic swell soil pipe-line control valve, swell soil is joined in excavation face, Tu Cang or conveying worm.Swell soil case comprises native case, extrusion pump, three pneumatic swell soil pipe-line control valves and connecting line.
Embodiment
For middle iron equipment CTE6440,
A, install a QBY-40 type pneumatic diaphragm pump 4 additional at shield machine 1 shield tail, to be arranged on below connecting bridge walkway board on steel work, the intake-outlet of pneumatic diaphragm pump 4 connects the steel wire tube 5 that a diameter is 40mm respectively, shield tail sewage is put in water inlet one end, and the foul water tank 9 of Section of five chassis is put in delivery port termination;
B, the foul water tank 9 be positioned on Section of five chassis to be transformed, be transformed into three grades of sedimentation basin styles, one-level, secondary, three grades of sedimentation basins are the design of 5:3:2 size according to volume ratio respectively.In first stage precipitation tank 14, install stirring rod 17 pairs of sewage additional fully stir; Punching web plate 18 is installed between I and II sedimentation basin, mainly the stone grain that particle diameter is greater than 6mm is precipitated; Installing a flow at three grades of sedimentation basins 16 is 40m3/h, and filtering accuracy is the filter pump 10 of 3000 μm, by filter pump 10, the foul water pump after sedimentation and filtration is delivered to the swell soil case 8 being arranged in second section chassis;
After sewage after c, filtration fully mixes microdilatancy with swell soil in swell soil case 8, by controlling the switch of pneumatic swell soil pipe-line control valve, through extrusion pump 7, swell soil is delivered to shield tunneling face, native storehouse 11 and screw machine 12 li, dregs is improved.
Claims (4)
1. shield machine sewage-treatment plant in a subway tunnel shield method construction, comprise the pneumatic diaphragm pump (4) being located at shield machine shield tail, shield tail sewage is put in pneumatic diaphragm pump (4) water inlet one end by the road (5), the foul water tank (9) of Section of five chassis is put in delivery port termination, it is characterized in that, described foul water tank (9) is three grades of sedimentation basin structures, stirring rod (17) is provided with in first stage precipitation tank (14), punching web plate (18) is installed between first stage precipitation tank (14) and second-level settling pond (15), three grades of sedimentation basin (16) outputs connect filter pump (10) through valve (6), filter pump (10) exports the swell soil case (8) connecting and be positioned at second section chassis, after sewage after filtration is fully mixed expanded with swell soil in swell soil case (8), by swell soil extrusion pump (7) through face pipeline (13), Tu Cangguanlu (3), swell soil is delivered to shield tunneling face by screw machine pipeline (2), Tu Cang (11) and screw machine (12) inner, dregs is improved.
2. shield machine sewage-treatment plant in a kind of subway tunnel shield method construction according to claim 1, it is characterized in that, the first stage precipitation tank (14) in described foul water tank (9), second-level settling pond (15), three grades of sedimentation basin (16) volume ratios are 5:3:2.
3. shield machine sewage-treatment plant in a kind of subway tunnel shield method construction according to claim 1, it is characterized in that, described filter pump (10) filtering accuracy is 3000 μm.
4. shield machine sewage-treatment plant in a kind of subway tunnel shield method construction according to claim 1, it is characterized in that, described punching web plate (18) aperture is 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398121.1U CN204113292U (en) | 2014-07-18 | 2014-07-18 | Shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420398121.1U CN204113292U (en) | 2014-07-18 | 2014-07-18 | Shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113292U true CN204113292U (en) | 2015-01-21 |
Family
ID=52330616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420398121.1U Expired - Fee Related CN204113292U (en) | 2014-07-18 | 2014-07-18 | Shield constructs quick-witted sewage treatment plant in subway tunnel shield method construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113292U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964031A (en) * | 2016-05-27 | 2016-09-28 | 中交二航局第三工程有限公司 | Shield construction waste drilling mud treatment device and method |
| CN109231516A (en) * | 2018-09-27 | 2019-01-18 | 中铁工程装备集团有限公司 | The transmission of shield-tunneling construction sewage, sewage recovery reutilization device and system |
| CN110040867A (en) * | 2019-03-20 | 2019-07-23 | 中铁四局集团有限公司 | Engineering site sewage treatment method |
-
2014
- 2014-07-18 CN CN201420398121.1U patent/CN204113292U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105964031A (en) * | 2016-05-27 | 2016-09-28 | 中交二航局第三工程有限公司 | Shield construction waste drilling mud treatment device and method |
| CN109231516A (en) * | 2018-09-27 | 2019-01-18 | 中铁工程装备集团有限公司 | The transmission of shield-tunneling construction sewage, sewage recovery reutilization device and system |
| CN110040867A (en) * | 2019-03-20 | 2019-07-23 | 中铁四局集团有限公司 | Engineering site sewage treatment method |
| CN110040867B (en) * | 2019-03-20 | 2021-10-29 | 中铁四局集团有限公司 | Engineering site sewage treatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20150718 |
|
| EXPY | Termination of patent right or utility model |