CN204253053U - If the prefabricated anti-seismic construction of liner shield tunnel - Google Patents
If the prefabricated anti-seismic construction of liner shield tunnel Download PDFInfo
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- CN204253053U CN204253053U CN201420738860.0U CN201420738860U CN204253053U CN 204253053 U CN204253053 U CN 204253053U CN 201420738860 U CN201420738860 U CN 201420738860U CN 204253053 U CN204253053 U CN 204253053U
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- deformation joint
- shield tunnel
- liner
- beam column
- steel beam
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Abstract
The utility model discloses a kind of prefabricated anti-seismic construction establishing liner shield tunnel, it is characterized in that: arrange the first deformation joint between the pipe-plate lining that hoop is adjacent, arranges water-proof elastic sealing mat in described first deformation joint; Arrange the second deformation joint between the liner that hoop is adjacent, described second deformation joint arranges the antidetonation waterproof connector of permission second deformation joint initial ring to displacement.The utility model effectively reduces the integral rigidity establishing liner shield tunnel, strengthens the ability of its adaptive deformation and imposed load under geological process, improves its anti-seismic performance.
Description
Technical field
The utility model relates to tunnel-like, specifically be that anti-seismic construction is set on inner lining structure.
Background technology
Shield tunnel generally adopts the lining cutting of individual layer reinforced concrete segment, but following situation needs to arrange liner sometimes:
(1) in order to improve railway shield tunnel construction fire-resistance, crashworthiness ability;
(2) by strengthening tunnel longitudinal rigidity, the ability of tunnel opposing differential settlement is improved;
(3) operation phase load in tunnel is in a substantial change;
(4) structural failure is reinforced;
(5) durability is improved;
(6) improve tunnel smoothness, reduce wall frictional resistant coefficient, reduce ventilation energy consumption;
(7) attractive in appearance etc.
Liner can be that loopful is closed, and also can be that arch is not closed.Between liner and section of jurisdiction, can watertight insulation be set, also can not arranges.Thickness of inner lining is generally 15-40cm.
But a large amount of earthquake research shows, mono-layer tube sheet built due to rigidity little, the water-proof elastic sealing mat distortion allowance of seam crossing is large, and its anti-seismic performance is fabulous; And after arranging liner, the rigidity of structure increases considerably, but anti-seismic performance sharply declines, and under earthquake operating mode, tunnel liner may cracking destruction.
Utility model content
For the deficiency in background technology, the purpose of this utility model is the prefabricated anti-seismic construction establishing liner shield tunnel of the antidetonation demand providing a kind of adaptation to establish liner shield tunnel, this anti-seismic construction can adapt to tunnel deformation, can ensure the waterproof requirement under earthquake operating mode simultaneously.
For achieving the above object, a kind of prefabricated anti-seismic construction establishing liner shield tunnel of the utility model design, is characterized in that: arrange the first deformation joint between the pipe-plate lining that hoop is adjacent, arranges water-proof elastic sealing mat in described first deformation joint; Between the liner that hoop is adjacent, second deformation joint is set, in described second deformation joint, antidetonation waterproof connector is set.
Preferably, the decrement of described water-proof elastic sealing mat is not less than the 5-10 centimetre of its minimal compression amount needed for long-term waterproof.
Preferably, described antidetonation waterproof connector comprises waterstop, and be embedded the steel beam column for installing waterstop be connected in the second deformation joint and with liner, the two side of described second deformation joint is equipped with described steel beam column.
Preferred further, described steel beam column is connected with liner by dowel.
Preferably, described waterstop is GINA waterstop, and described GINA waterstop, between steel beam column, is also provided with the tension part of tension steel beam column between described steel beam column.Like this, the effect of the waterproof of antidetonation buffering is played by GINA waterstop.
Preferably, the two ends of described second deformation joint are provided with steel plate, and described Plate Welding is on steel beam column.Like this, provide shear strength and tensile strength, shear strain during opposing earthquake and stretcher strain.
Preferably, described tension part is bolt.
As another preferred version, described waterstop is Ω waterstop, and described Ω waterstop is positioned at one end of the second deformation joint and is tightly connected with steel beam column.Like this, the effect of waterproof is played by Ω sealing.
Preferably, flexible piece is provided with between described steel beam column.Like this, the effect of buffering is played by flexible piece.
Preferred further, described flexibility is bituminous wood filament plate or low density PE plate.
The beneficial effects of the utility model are: arrange deformation joint between the pipe-plate lining that hoop is adjacent, and deformation joint arranges the water-proof elastic sealing mat of thickening; Between the liner that hoop is adjacent, also deformation joint is set, and corresponding antidetonation waterproof connector is set.The integral rigidity of liner shield tunnel is established in effective reduction, strengthens the ability of its adaptive deformation and imposed load under geological process, improves its anti-seismic performance.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is embodiment one schematic diagram foiling antidetonation waterproof connector in the utility model;
Fig. 3 is embodiment two schematic diagram foiling antidetonation waterproof connector in the utility model;
In figure: pipe-plate lining 1, first deformation joint 2, water-proof elastic sealing mat 3, liner 4, second deformation joint 5, antidetonation waterproof connector 6, steel beam column 7, dowel 8, GINA waterstop 9, tension part 10, steel plate 11, Ω waterstop 12, flexible piece 13.
Detailed description of the invention
As shown in Figure 1, the prefabricated anti-seismic construction establishing liner shield tunnel of the utility model design, arranges the first deformation joint 2 between the pipe-plate lining 1 that hoop is adjacent, arranges water-proof elastic sealing mat 3 in described first deformation joint 2; Between the liner 4 that hoop is adjacent, second deformation joint 5 is set, in described second deformation joint 5, antidetonation waterproof connector 6 is set.
Preferably, the decrement of described water-proof elastic sealing mat 3 is not less than the 5-10 centimetre of its minimal compression amount needed for long-term waterproof, that is to say that the decrement of water-proof elastic sealing mat 3 meets its minimal compression amount needed for long-term waterproof and adds 5-10mm again, also can according to calculating the added value strengthening or reduce minimal compression amount.
As shown in Figures 2 and 3, described antidetonation waterproof connector 6 comprises waterstop, and be embedded the steel beam column 7 for installing waterstop be connected in the second deformation joint 5 and with liner 4, the two side of described second deformation joint 5 is equipped with described steel beam column 7.Preferably, described steel beam column 7 is connected with liner 4 by dowel 8.
Again as shown in Figure 2, preferably, described waterstop is GINA waterstop 9, and described GINA waterstop 9, between steel beam column 7, is also provided with the tension part 10 of tension steel beam column 7 between described steel beam column 7.Preferably, described tension part 10 is bolt.
Preferably, the two ends of described second deformation joint 5 are provided with steel plate 11, and described steel plate 11 is welded on steel beam column 7.Like this, provide shear strength and tensile strength, shear strain during opposing earthquake and stretcher strain.
Again as shown in Figure 3, as another preferred version, described waterstop is Ω waterstop 12, and described Ω waterstop 12 is positioned at one end of the second deformation joint 5 and is tightly connected with steel beam column 7.
Preferably, flexible piece 13 is provided with between described steel beam column 7.Preferred further, described flexible 13 is bituminous wood filament plate or low density PE plate.
The liner that the utility model is suitable for can be that loopful is closed, and also can be that arch is not closed; Between the liner be suitable for and section of jurisdiction, can watertight insulation be set, also can not arranges; While portion restriction be suitable for thickness of inner lining; Also waterstop that is similar with GINA waterstop or that make with principle can be adopted in the utility model; Steel beam column can be the shaped steel of channel-section steel or other processing and fabricatings, is generally channel-section steel.
Claims (10)
1. establish a prefabricated anti-seismic construction for liner shield tunnel, it is characterized in that: between the pipe-plate lining that hoop is adjacent, first deformation joint is set, in described first deformation joint, water-proof elastic sealing mat is set; Arrange the second deformation joint between the liner that hoop is adjacent, described second deformation joint arranges the antidetonation waterproof connector of permission second deformation joint initial ring to displacement.
2. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 1, is characterized in that: the decrement of described water-proof elastic sealing mat is not less than the 5-10 centimetre of its minimal compression amount needed for long-term waterproof.
3. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 1, it is characterized in that: described antidetonation waterproof connector comprises waterstop, be embedded the steel beam column for installing waterstop be connected in the second deformation joint and with liner, the two side of described second deformation joint is equipped with described steel beam column.
4. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 3, is characterized in that: described steel beam column is connected with liner by dowel.
5. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 3 or 4, is characterized in that: described waterstop is GINA waterstop, and described GINA waterstop, between steel beam column, is also provided with the tension part of tension steel beam column between described steel beam column.
6. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 5, is characterized in that: the two ends of described second deformation joint are provided with steel plate, and described Plate Welding is on steel beam column.
7. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 5, is characterized in that: described tension part is bolt.
8. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 3 or 4, is characterized in that: described waterstop is Ω waterstop, and described Ω waterstop is positioned at one end of the second deformation joint and is tightly connected with steel beam column.
9. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 8, is characterized in that: be provided with flexible piece between described steel beam column.
10. the prefabricated anti-seismic construction establishing liner shield tunnel according to claim 9, is characterized in that: described flexibility is bituminous wood filament plate or low density PE plate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738860.0U CN204253053U (en) | 2014-11-28 | 2014-11-28 | If the prefabricated anti-seismic construction of liner shield tunnel |
| PCT/CN2015/094759 WO2016082690A1 (en) | 2014-11-28 | 2015-11-17 | Prefabricated aseismic structure having lining shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420738860.0U CN204253053U (en) | 2014-11-28 | 2014-11-28 | If the prefabricated anti-seismic construction of liner shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253053U true CN204253053U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420738860.0U Active CN204253053U (en) | 2014-11-28 | 2014-11-28 | If the prefabricated anti-seismic construction of liner shield tunnel |
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| Country | Link |
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| CN (1) | CN204253053U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405409A (en) * | 2014-11-28 | 2015-03-11 | 中铁第四勘察设计院集团有限公司 | Prefabricated aseismic structure with lining shield tunnel |
| WO2016082690A1 (en) * | 2014-11-28 | 2016-06-02 | 中铁第四勘察设计院集团有限公司 | Prefabricated aseismic structure having lining shield tunnel |
-
2014
- 2014-11-28 CN CN201420738860.0U patent/CN204253053U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405409A (en) * | 2014-11-28 | 2015-03-11 | 中铁第四勘察设计院集团有限公司 | Prefabricated aseismic structure with lining shield tunnel |
| WO2016082690A1 (en) * | 2014-11-28 | 2016-06-02 | 中铁第四勘察设计院集团有限公司 | Prefabricated aseismic structure having lining shield tunnel |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |