CN101798939B - Maintainable tunnel drainage system - Google Patents
Maintainable tunnel drainage system Download PDFInfo
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- CN101798939B CN101798939B CN 201010125676 CN201010125676A CN101798939B CN 101798939 B CN101798939 B CN 101798939B CN 201010125676 CN201010125676 CN 201010125676 CN 201010125676 A CN201010125676 A CN 201010125676A CN 101798939 B CN101798939 B CN 101798939B
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Abstract
The invention discloses a maintainable tunnel drainage system, which comprises two longitudinal drainage ditches, a plurality of transverse and longitudinal drainage blind-ended tubes, a plurality of circumferential blind-ended tubes, a plurality of inspection shafts and two side ditches. The maintainable tunnel drainage system provided by the invention collects leakage water at the top and bottom of an arch of a tunnel, road surface water and flushing water by using the plurality of transverse and longitudinal drainage blind-ended tubes below a road surface, the plurality of circumferential blind-ended tubes behind a lining and the side ditches on two sides of the road surface respectively, gathers the water into the longitudinal drainage ditches on two sides of a roadbed and then drains the water out of the tunnel together, so that the stereoscopic tunnel drainage system is formed. In addition, when the longitudinal drainage ditches are blocked, the inspection shafts flush the longitudinal drainage ditches with high-pressure water, so that the whole drainage system can be maintained.
Description
Technical field
The invention belongs to the tunnel construction technology field, particularly relate to a kind of maintainable tunnel drainage system.
Background technology
The drainage system in tunnel be tunnel construction, normally use and the safe operation process in important step, particularly in seabed tunnel, drainage system is particularly important, the performance that it is directly connected to the success or failure of tunnel construction and uses function.
The tunnel of building in the past is because all relatively backward at aspects such as draining theory, adrainage material, drainage technology and equipment, therefore drainage system often following point can occur: the fine grained in the country rock is easy to enter into drainage system, owing to there not being effective removal measure, often cause drainage system to stop up; In addition, because the groundwater environment of seabed tunnel is seawater, concrete is had strong crystallization decompose complex class corrosivity and crystalline medium class corrosivity, if Concrete admixtures is selected improper and is caused losing efficacy, or cement generation alkali-aggregate reaction in the shotcrete layer, also all might form precipitation and cause drainage system to stop up, thereby seriously affect the normal use in tunnel.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind of being convenient to when seepage occurring to process and the obvious maintainable tunnel drainage system of waterproof effect.
In order to achieve the above object, maintainable tunnel drainage system provided by the invention comprises two longitudinal drainage ditches, many horizontal strokes, longitudinal drainage blind pipe, many hoop blind pipes, a plurality of manhole and two gutters; It is inboard that wherein two longitudinal drainage bank tunnels vertically are separately positioned on the form concrete layer of tunnel bottom both sides, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes are the cross interlace mode and are connected between two longitudinal drainage ditches, and are formed with a plurality of gully-holes on horizontal, the longitudinal drainage blind pipe top periphery; Many hoop blind pipes are along in the hoop in the tunnel form concrete layer that is arranged on vault separated by a distance, be formed with a plurality of gully-holes on every hoop blind pipe top periphery, and the two ends of hoop blind pipe are connected on two longitudinal drainage ditches by transverse water drain pipe; A plurality of manholes are vertical form concrete layer inboard that is arranged on the tunnel bottom both sides separated by a distance along the tunnel, and link to each other with the longitudinal drainage ditch that is positioned at the same side by transverse water drain pipe; Article two, gutter vertically is arranged on the form concrete layer inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe that is positioned at the same side by transverse water drain pipe.
Spacing between the described hoop blind pipe is 5 meters.
Spacing between the described transverse drain is 25 meters.
Spacing between the described manhole is 100 meters.
Also be provided with well lid on the described manhole.
Maintainable tunnel drainage system provided by the invention is many transverse and longitudinals utilizing road surface below, collects respectively percolating water and road surface water and the flushing water that tunnel vault, bottom occur to draining blind pipe, lining cutting many hoop blind pipes and the gutter of both sides, road surface behind, and be pooled in the longitudinal drainage ditch of roadbed both sides, then together drain into outside the tunnel, thereby form three-dimensional tunnel drainage system.In addition, when the longitudinal drainage ditch occurs to stop up, can utilize water under high pressure that the longitudinal drainage ditch is washed by manhole, thereby realize the maintainability of whole drainage system.
Description of drawings
Fig. 1 is the tunnel lateral direction cross-sectional view that maintainable tunnel drainage system provided by the invention is installed.
Fig. 2 is manhole position partial structurtes schematic diagram in the maintainable tunnel drainage system provided by the invention.
Fig. 3 is horizontal, longitudinal drainage blind pipe structural representation in the maintainable tunnel drainage system provided by the invention.
The specific embodiment
As shown in Figure 1-Figure 3, maintainable tunnel drainage system provided by the invention comprises two longitudinal drainage ditches 1, many horizontal strokes, longitudinal drainage blind pipe 2,9, many hoop blind pipes 3, a plurality of manhole 4 and two gutters 5; Wherein two longitudinal drainage ditches 1 vertically are separately positioned on form concrete layer 6 inboard of tunnel bottom both sides along the tunnel, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes 2,9 are the cross interlace mode and are connected between two longitudinal drainage ditches 1, and are formed with a plurality of gully-holes on horizontal, longitudinal drainage blind pipe 2, the 9 top peripheries; Many hoop blind pipes 3 are along in the hoop in the tunnel form concrete layer 6 that is arranged on vault separated by a distance, be formed with a plurality of gully-holes on every hoop blind pipe 3 top peripheries, and the two ends of hoop blind pipe 3 are connected on two longitudinal drainage ditches 1 by transverse water drain pipe 7; A plurality of manholes 4 are vertical form concrete layer 6 inboard that are arranged on the tunnel bottom both sides separated by a distance along the tunnel, and link to each other with the longitudinal drainage ditch 1 that is positioned at the same side by transverse water drain pipe 7; Article two, gutter 5 vertically is arranged on form concrete layer 6 inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe 1 that is positioned at the same side by transverse water drain pipe 7.
Spacing between the described hoop blind pipe 3 is 5 meters.
Spacing between the described transverse drain 2 is 25 meters.
Spacing between the described manhole 4 is 100 meters.
Also be provided with well lid 8 on the described manhole 4.
When percolating water occurring on the tunnel vault, this water can enter into by the gully-hole on the hoop blind pipe 3 its inside, then flows in the longitudinal drainage ditch 1 through transverse water drain pipe 7; Various water in the tunnel on the road surface can enter into its inside by the gully-hole on horizontal stroke, the longitudinal drainage blind pipe 2,9, then flow to the longitudinal drainage ditch 1 of both sides; Gutter 5 is used for collecting road surface water and flushing water, then imports longitudinal drainage ditch 1; The water of above-mentioned all inflow longitudinal drainage ditches 1 will together flow into the pumping plant that catchments, and be pumped to outside the tunnel at last.Fine grained in country rock enters into drainage system, perhaps owing to seawater forms precipitation to the corrosiveness of concrete structure, thereby cause longitudinal drainage ditch 1 to occur stopping up, when the result affects the normal use in tunnel, the staff can utilize water under high pressure that longitudinal drainage ditch 1 is washed by manhole 4, then these rinse water is entered the pumping plant that catchments.Also can whenever regularly check longitudinal drainage ditch 1 by manhole 4 at regular intervals.In addition, horizontal stroke, longitudinal drainage blind pipe 2,9 adopt plastic conduits usually, and such as the HDPE double-wall corrugated pipe, longitudinal drainage ditch 1 then adopts glass reinforced plastic pipe, and diameter is Φ 500, the failure not in order to can bear the flushing water pressure of 12MPa.In addition, all gutters all should have smooth inner surface, to guarantee that underground water can smooth and easyly flow.In addition, above-mentioned all wrap up in layer of non-woven fabric with the gutter of gully-hole is all outer, enter in the pipe to prevent silt flow.Should guarantee during construction that all gutters are not crushed and stop up, unimpeded to guarantee drainage system.In addition, the junction of above-mentioned all pipelines all adopts tee junction or four-way connection to connect.
Claims (5)
1. maintainable tunnel drainage system, it is characterized in that: described maintainable tunnel drainage system comprises two longitudinal drainage ditches (1), many horizontal strokes, longitudinal drainage blind pipe (2,9), many hoop blind pipes (3), a plurality of manholes (4) and two gutters (5); Wherein two longitudinal drainage ditches (1) vertically are separately positioned on form concrete layer (6) inboard of tunnel bottom both sides along the tunnel, and join with the pumping plant that catchments; Many horizontal strokes, longitudinal drainage blind pipes (2,9) are the cross interlace mode and are connected between two longitudinal drainage ditches (1), and are formed with a plurality of gully-holes on horizontal, longitudinal drainage blind pipe (2,9) the top periphery; Many hoop blind pipes (3) are along in the hoop in the tunnel form concrete layer (6) that is arranged on vault separated by a distance, be formed with a plurality of gully-holes on the periphery of every hoop blind pipe (3) top, and the two ends of hoop blind pipe (3) are connected on two longitudinal drainage ditches (1) by transverse water drain pipe (7); A plurality of manholes (4) are vertical form concrete layer (6) inboard that is arranged on the tunnel bottom both sides separated by a distance along the tunnel, and links to each other with the longitudinal drainage ditch (1) that is positioned at the same side by transverse water drain pipe (7); Article two, gutter (5) vertically is arranged on form concrete layer (6) inboard of tunnel bottom both sides along the tunnel, and links to each other with the longitudinal drainage pipe (1) that is positioned at the same side by transverse water drain pipe (7).
2. maintainable tunnel drainage system according to claim 1, it is characterized in that: the spacing between the described hoop blind pipe (3) is 5 meters.
3. maintainable tunnel drainage system according to claim 1, it is characterized in that: the spacing between the described transverse drain (2) is 25 meters.
4. maintainable tunnel drainage system according to claim 1, it is characterized in that: the spacing between the described manhole (4) is 100 meters.
5. maintainable tunnel drainage system according to claim 1 is characterized in that: also be provided with well lid (8) on the described manhole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010125676 CN101798939B (en) | 2010-03-17 | 2010-03-17 | Maintainable tunnel drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010125676 CN101798939B (en) | 2010-03-17 | 2010-03-17 | Maintainable tunnel drainage system |
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| CN101798939A CN101798939A (en) | 2010-08-11 |
| CN101798939B true CN101798939B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010125676 Expired - Fee Related CN101798939B (en) | 2010-03-17 | 2010-03-17 | Maintainable tunnel drainage system |
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| CN102678174B (en) * | 2012-05-28 | 2015-03-18 | 中交第一公路勘察设计研究院有限公司 | Arrangement method of tunnel drainage system passing through permafrost region and non-frozen ground region |
| CN103032097B (en) * | 2012-12-26 | 2015-09-23 | 湖南省交通规划勘察设计院 | Be applicable to tunnel drainage structure and the construction method thereof of bias voltage water rich strata |
| CN103089303B (en) * | 2013-01-29 | 2015-04-08 | 武汉理工大学 | Tunnel side wall drainage net |
| CN104265363A (en) * | 2014-09-24 | 2015-01-07 | 四川省华蓥山煤业股份有限公司绿水洞煤矿 | Underground roadway gushing point dewatering device |
| CN104389316A (en) * | 2014-10-28 | 2015-03-04 | 中国电建集团成都勘测设计研究院有限公司 | Pressure-proof structure of underground tunnel |
| CN104594947A (en) * | 2015-01-19 | 2015-05-06 | 中铁十八局集团有限公司 | Water-rich narrow tunnel water drainage structure |
| CN104975877A (en) * | 2015-07-08 | 2015-10-14 | 甘肃路桥建设集团有限公司 | Portal external road surface water blocking and discharging system with tunnel portal in downslope direction and manufacturing method for same |
| CN105887778A (en) * | 2016-03-23 | 2016-08-24 | 中山大学 | Controllable drainage system of free face near high-pressure tunnel |
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| CN105822348A (en) * | 2016-05-05 | 2016-08-03 | 中铁第勘察设计院集团有限公司 | In-tunnel prefabricated cable tube and prefabricated water drainage pipe structure |
| CN105986836B (en) * | 2016-06-14 | 2018-12-14 | 中铁隧道勘测设计院有限公司 | A kind of single-track railway tunnel substrate guarded drainage strengthen the system |
| CN107044298A (en) * | 2016-12-20 | 2017-08-15 | 成都佰思汇信科技有限责任公司 | A kind of tunnel |
| CN108049915B (en) * | 2017-12-12 | 2019-06-18 | 中国水利水电第十工程局有限公司 | The drainage system of underground traffic tunnels |
| CN108561180A (en) * | 2018-01-12 | 2018-09-21 | 浙江大学 | A kind of longitudinal drainage system and method for disposition tunnel floor pore gas flow |
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| CN109736885B (en) * | 2019-03-14 | 2024-04-02 | 中铁六局集团有限公司 | Water pumping device for tunnel |
| CN109989788B (en) * | 2019-03-14 | 2021-05-18 | 中铁隧道集团二处有限公司 | Drainage structure of tunnel short side wall drainage hole and construction method |
| CN110130980A (en) * | 2019-04-11 | 2019-08-16 | 中铁隧道集团二处有限公司 | A kind of tunnel drainage device, system and its construction method |
| CN111412013A (en) * | 2020-03-26 | 2020-07-14 | 中电建十一局工程有限公司 | Construction method of weak surrounding rock tunnel in water-rich area |
| CN111778845A (en) * | 2020-06-12 | 2020-10-16 | 山东省交通科学研究院 | Comprehensive drainage-preventing and water-guiding method for bridge deck pavement |
| CN111924994B (en) * | 2020-08-31 | 2023-11-28 | 中交路桥建设有限公司 | Treatment system and method for preventing tunnel drainage pipeline from being blocked |
| CN111908646B (en) * | 2020-08-31 | 2023-08-08 | 中交路桥建设有限公司 | Tunnel drainage pipeline flushing system and method capable of preventing blockage |
| CN112879035B (en) * | 2021-01-25 | 2023-06-20 | 中铁工程设计咨询集团有限公司 | Tunnel open cut tunnel structure |
| CN112963201A (en) * | 2021-02-07 | 2021-06-15 | 广东省交通规划设计研究院股份有限公司 | Mountain tunnel and underground water drainage mechanism |
| CN112922670B (en) * | 2021-03-24 | 2022-07-29 | 广东大潮高速公路有限公司 | Visual and maintainable type anti-clogging drainage system for highway tunnel |
| CN113294206B (en) * | 2021-07-09 | 2022-09-27 | 重庆交通大学 | Anti-crystallization tunnel drainage system based on big data control |
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Effective date of registration: 20180525 Address after: 300000 Tianjin free trade zone (Airport Economic Zone), 2-3116 South Road 88. Patentee after: CHINA RAILWAY LIUYUAN GROUP CO., LTD. Address before: 300133 new Hongqiao Yi Fu Li 1, Hongqiao District, Tianjin Patentee before: Zhongtie Tunnel Survey and Design Inst., Ltd. |
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