CN104594947A - Water-rich narrow tunnel water drainage structure - Google Patents
Water-rich narrow tunnel water drainage structure Download PDFInfo
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- CN104594947A CN104594947A CN201510025265.1A CN201510025265A CN104594947A CN 104594947 A CN104594947 A CN 104594947A CN 201510025265 A CN201510025265 A CN 201510025265A CN 104594947 A CN104594947 A CN 104594947A
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- water drainage
- tunnel
- drainage groove
- arch
- shaped
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
- E21F16/02—Drainage of tunnels
Abstract
The invention relates to a water-rich narrow tunnel water drainage structure, which comprises a tunnel lining, a tunnel inverted arch and a water drainage structure, wherein the water drainage structure comprises a supporting arch and an U-shaped water drainage trench; specifically, the tunnel inverted arch is arranged at the bottom part of the tunnel lining; the water drainage structure is arranged under the inverted arch, the supporting arch is arranged at the bottom part of the tunnel inverted arch, the U-shaped water drainage trench is arranged at the bottom part of the supporting arch, the supporting arch and the U-shaped water drainage trench jointly form a sealing structure, the two sides of the U-shaped water drainage trench are parallel and symmetric along the direction vertical to the supporting arch, flow guide grooves of the water drainage structure are formed in the two sides of the U-shaped water drainage trench, and a water drainage groove of the water drainage structure is formed in the middle part of the bottom part of the U-shaped water drainage trench. The water-rich narrow tunnel water drainage structure has the advantages that by arranging the U-shaped water drainage trench, the problem of insufficient water drainage capacity of a lateral water drainage ditch is effectively solved; by arranging the U-shaped water drainage trench at the bottom part, the synchronous construction following the tunnel excavation can be performed, and the construction is more convenient and rapid.
Description
Technical field
The invention belongs to tunnel traffic field of engineering technology, be specifically related to a kind of tunnel drainage structure being beneficial to the narrow tunnel surrounding quick drain of Fu Shui.
Background technology
In existing tunnel engineering, tunnel drainage structure mainly adopts the both sides inside tunnel lining respectively to arrange a gutter, by actings in conjunction such as splash guard, geotextiles, blind pipes, tunnel surrounding water is introduced gutter, discharges outside hole.But in major long tunnel, for the consideration to safety, usually adopt the form of structure of two holes single line, because tunnel clearance is less, the gutter sectional dimension of setting is restricted.But this tunnel form is mainly for the mountain tunnel of growing up, underground water is contained often abundanter.Therefore, run into the tunnel that country rock water is larger, the drainability in the gutter of both sides cannot meet the smooth and easy discharge of country rock water, brings difficulty to the site operation in tunnel, also brings potential safety hazard to later stage operation simultaneously.Meanwhile, avris gutter needs excavation separately, causes cost to improve, claim for eot, the waste of human and material resources; Avris gutter due to section less, safeguard structure constructional difficulties, more fragile; Avris discharge section is little, cannot enter, once blocking, is difficult to dredge; Current, due to position problems, can not be converged quickly in avris gutter, are discharged by country rock water; Avris gutter makes hydraulic gradient symmetrical about drain cavern, and for tunnel site monotone variation, can produce bias, produces harm to tunnel lining; Avris gutter horizontal level is higher, makes tunnel must be construction in water environment, operation.
Summary of the invention
The tunnel drainage structure that the object of the present invention is to provide the narrow tunnel of the rich water of a kind of effective solution to be beneficial to country rock water to discharge fast.
For achieving the above object, the technical solution adopted in the present invention is the narrow tunnel drainage structure of a kind of rich water, and this structure comprises tunnel lining 1, tunnel invert 2, discharge structure 3, and wherein discharge structure 3 comprises button arch 4, U-shaped drainage groove 5; Specifically, tunnel invert 2 is arranged on the bottom of tunnel lining 1; Discharge structure 3 is arranged on below tunnel invert 2, and wherein, button arch 4 is arranged on bottom tunnel invert 2, and U-shaped drainage groove 5 is arranged on the bottom of button arch 4 and button arch 4 forms enclosed construction jointly with U-shaped drainage groove 5.
The both sides of described U-shaped drainage groove 5 are parallel to each other along vertical button arch 4 direction symmetry, and the both sides of U-shaped drainage groove 5 are the guiding gutter of this discharge structure, are the rhone of this discharge structure in the middle of the bottom of U-shaped drainage groove 5.
Described button arch 4, U-shaped drainage groove 5 are made up of steel concrete or plain concrete or metal material.
Compared with prior art, the present invention has following beneficial effect.
1, the present invention efficiently solves the problem of lateral drainage ditch water discharge scarce capacity by arranging U-shaped drainage groove; The U-shaped drainage groove of bottom can follow tunnel excavation synchronous construction simultaneously, applies more convenient;
2, the width of U-shaped drainage groove can suitably strengthen, and is easier to apply its safeguard structure; Bottom U-shaped drainage groove section is comparatively large, can mechanical equivalent of light excavation, the reduction of erection time, and can the person of tolerating towards others enter, and carries out overhauling, arranging what, cleaning, makes it unobstructed;
3, U-shaped drainage groove more meets the flow direction of water, and because water is to lower seepage flow, U-shaped drainage groove is then easy to be converged, and discharges outside hole; U-shaped drainage groove is because immediately below tunnel, and can make its both sides hydraulic gradient symmetry change, slowly rise, variation in water pressure is more even, not easily produces hydraulic pressure eccentric;
4, U-shaped drainage groove is arranged, and tunnel can be made overall more than waterline, and run in water-less environment; The setting of bottom drainage groove especially upper buckle arch structure, impels base bearing capacity greatly to strengthen, decreases bottom stab ilization processing cost, for tunnel defines extraordinary base condition, effective minimizing later stage disease, decreases bottom stab ilization processing cost, ensure that the long-term stability that the later stage runs.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of the narrow tunnel drainage structure of this rich water.
Fig. 2 is that the button arch of the narrow tunnel drainage structure of this rich water coordinates figure with U-shaped drainage groove.
In figure: 1, tunnel lining; 2, tunnel invert; 3, discharge structure; 4, button arch; 5, U-shaped drainage groove.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1-2, the narrow tunnel drainage structure of a kind of rich water, this structure comprises tunnel lining 1, tunnel invert 2, discharge structure 3, and wherein discharge structure 3 comprises button arch 4, U-shaped drainage groove 5; Specifically, tunnel invert 2 is arranged on the bottom of tunnel lining 1; Discharge structure 3 is arranged on below tunnel invert 2, and wherein, button arch 4 is arranged on bottom tunnel invert 2, and U-shaped drainage groove 5 is arranged on the bottom of button arch 4 and button arch 4 forms enclosed construction jointly with U-shaped drainage groove 5.
The both sides of described U-shaped drainage groove 5 are parallel to each other along vertical button arch 4 direction symmetry, and the both sides of U-shaped drainage groove 5 are the guiding gutter of this discharge structure, are the rhone of this discharge structure in the middle of the bottom of U-shaped drainage groove 5.
Described button arch 4, U-shaped drainage groove 5 are made up of steel concrete or plain concrete or metal material.
The section of shown U-shaped drainage groove 5 can suitably be widened, country rock water in tunnel enters the rhone of U-shaped drainage groove 5 along the guiding gutter of two mutual Parallel Symmetrics of U-shaped drainage groove 5, and then ensure the both sides hydraulic gradient symmetry change of U-shaped drainage groove 5, slow rising, variation in water pressure is more even, not easily produces hydraulic pressure eccentric; U-shaped drainage groove 5 makes tunnel overall more than waterline, and runs in water-less environment; The vibrational power flow of the button arch 4 on U-shaped drainage groove 5 top, Tunnel Base bearing capacity is impelled greatly to strengthen, decrease Tunnel Base consolidation process cost, for tunnel defines extraordinary base condition, effective minimizing later stage disease, reduce the cost of Tunnel Base consolidation process, ensure that the long-term stability that the later stage runs.
Claims (3)
1. the narrow tunnel drainage structure of rich water, it is characterized in that: this structure comprises tunnel lining (1), tunnel invert (2), discharge structure (3), wherein discharge structure (3) comprises button arch (4), U-shaped drainage groove (5); Specifically, tunnel invert (2) is arranged on the bottom of tunnel lining (1); Discharge structure (3) is arranged on tunnel invert (2) below, wherein, button arch (4) is arranged on tunnel invert (2) bottom, and U-shaped drainage groove (5) is arranged on the bottom of button arch (4) and button arch (4) and U-shaped drainage groove (5) form enclosed construction jointly.
2. the narrow tunnel drainage structure of the rich water of one according to claim 1, it is characterized in that: the both sides of described U-shaped drainage groove (5) to be parallel to each other symmetry along vertically detaining arch (4) direction, and the both sides of U-shaped drainage groove (5) are the guiding gutter of this discharge structure, be the rhone of this discharge structure in the middle of the bottom of U-shaped drainage groove (5).
3. the narrow tunnel drainage structure of the rich water of one according to claim 1, is characterized in that: described button arch (4), U-shaped drainage groove (5) are made up of steel concrete or plain concrete or metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025265.1A CN104594947A (en) | 2015-01-19 | 2015-01-19 | Water-rich narrow tunnel water drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025265.1A CN104594947A (en) | 2015-01-19 | 2015-01-19 | Water-rich narrow tunnel water drainage structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104594947A true CN104594947A (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510025265.1A Pending CN104594947A (en) | 2015-01-19 | 2015-01-19 | Water-rich narrow tunnel water drainage structure |
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| CN (1) | CN104594947A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724865A (en) * | 2019-02-26 | 2019-05-07 | 中铁二院工程集团有限责任公司 | Tunnel-liner water pressure monitoring STS system test set and test method |
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| CN201722770U (en) * | 2010-06-22 | 2011-01-26 | 浙江永达交通工程有限公司 | Drainage ditch cover plate with antitheft function |
| CN102661171A (en) * | 2012-05-02 | 2012-09-12 | 中铁十一局集团第五工程有限公司 | Frost damage prevention drainage system for tunnel |
| CN202926388U (en) * | 2012-11-26 | 2013-05-08 | 宁波交通工程建设集团有限公司 | Drainage facility for road surface bubbling water of highway tunnel |
| CN103114644A (en) * | 2012-12-20 | 2013-05-22 | 天津市赛英工程建设咨询管理有限公司 | Transverse groove walling crib provided with fixed structure and construction method thereof |
| JP5309883B2 (en) * | 2008-10-20 | 2013-10-09 | 株式会社大林組 | Groundwater drainage structure |
| CN203783601U (en) * | 2014-04-18 | 2014-08-20 | 山西省交通科学研究院 | Treatment system suitable for tunnel construction seam water leakage in cold regions |
| CN204457864U (en) * | 2015-01-19 | 2015-07-08 | 中铁十八局集团有限公司 | The narrow tunnel drainage structure of a kind of rich water |
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2015
- 2015-01-19 CN CN201510025265.1A patent/CN104594947A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5309883B2 (en) * | 2008-10-20 | 2013-10-09 | 株式会社大林組 | Groundwater drainage structure |
| CN101798939A (en) * | 2010-03-17 | 2010-08-11 | 中铁隧道勘测设计院有限公司 | Maintainable tunnel drainage system |
| CN201722770U (en) * | 2010-06-22 | 2011-01-26 | 浙江永达交通工程有限公司 | Drainage ditch cover plate with antitheft function |
| CN102661171A (en) * | 2012-05-02 | 2012-09-12 | 中铁十一局集团第五工程有限公司 | Frost damage prevention drainage system for tunnel |
| CN202926388U (en) * | 2012-11-26 | 2013-05-08 | 宁波交通工程建设集团有限公司 | Drainage facility for road surface bubbling water of highway tunnel |
| CN103114644A (en) * | 2012-12-20 | 2013-05-22 | 天津市赛英工程建设咨询管理有限公司 | Transverse groove walling crib provided with fixed structure and construction method thereof |
| CN203783601U (en) * | 2014-04-18 | 2014-08-20 | 山西省交通科学研究院 | Treatment system suitable for tunnel construction seam water leakage in cold regions |
| CN204457864U (en) * | 2015-01-19 | 2015-07-08 | 中铁十八局集团有限公司 | The narrow tunnel drainage structure of a kind of rich water |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109724865A (en) * | 2019-02-26 | 2019-05-07 | 中铁二院工程集团有限责任公司 | Tunnel-liner water pressure monitoring STS system test set and test method |
| CN109724865B (en) * | 2019-02-26 | 2023-09-22 | 中铁二院工程集团有限责任公司 | Tunnel lining water pressure monitoring system test device and test method |
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Application publication date: 20150506 |