CN210003294U - tunnel lining structure - Google Patents
tunnel lining structure Download PDFInfo
- Publication number
- CN210003294U CN210003294U CN201920025016.6U CN201920025016U CN210003294U CN 210003294 U CN210003294 U CN 210003294U CN 201920025016 U CN201920025016 U CN 201920025016U CN 210003294 U CN210003294 U CN 210003294U
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- Prior art keywords
- lining
- steel
- tunnel
- stiffening ring
- concrete
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Abstract
The utility model provides an kind of tunnel lining structure, including concrete lining and steel lining structure, the steel lining structure is including pasting the steel sheet lining that the concrete lining inner wall set up and steel lining stiffening ring and the steel reinforcing plate that inlays in the concrete lining, and the steel lining stiffening ring is a plurality of, and its perpendicular ground encircles and locates the steel sheet lining surface and along tunnel axial interval distribution, thereby the steel reinforcing plate encircles the steel sheet lining periphery and perpendicular to steel lining stiffening ring and forms T font cross section with the steel lining stiffening ring, still is equipped with the serig hole on the steel lining stiffening ring, the technical scheme of the utility model, through steel sheet lining, stiffening ring and the whole atress structure that the reinforcing plate becomes composite steel lining, avoid the steel lining structure of operation period to receive the effect of external water pressure to take place to warp the destruction, improved structural rigidity greatly to the input engineering volume is less, ensures steel sheet lining structure overall stability under the effect of high external water pressure.
Description
Technical Field
The utility model relates to an kinds of tunnel lining cutting structure.
Background
The steel plate lining structure has good seepage-proofing performance, but belongs to a permanent structure, and buckling failure is easy to occur under the action of high external water pressure, so that the steel plate structure is required to have higher safety, high-strength steel and a steel plate with large thickness are required to be adopted for manufacturing the steel pipe lining, the manufacturing process difficulty is high, a drainage system needs to be arranged outside the steel pipe lining to reduce the external water pressure, and the manufacturing cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the shortcoming that exists among the prior art, provide kinds of stable in structure reliable, kinds of tunnel lining structure that the engineering input is few, be particularly useful for the hydraulic and hydroelectric engineering of high water head tunnel.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
kinds of tunnel lining structures comprise concrete lining and steel lining structures, wherein each steel lining structure comprises a steel plate lining attached to the inner wall of the concrete lining, and steel lining stiffening rings and steel reinforcing plates embedded in the concrete lining, the steel lining stiffening rings are vertically arranged on the outer surface of the steel plate lining in an encircling mode and are distributed at intervals along the axial direction of the tunnel, the steel reinforcing plates surround the periphery of the steel plate lining and are perpendicular to the steel lining stiffening rings so as to form a T-shaped cross section with the steel lining stiffening rings, and the steel lining stiffening rings are further provided with mortar mixing holes.
, the slurry holes on each steel lining stiffening ring are distributed and correspond to the slurry holes on the adjacent steel lining stiffening ring, so that the slurry holes at the same elevation are on the same straight line.
, arranging drainage angle steel in the concrete lining, wherein the drainage angle steel penetrates through the grout holes and is axially distributed along the tunnel.
And , uniformly distributing slurry holes on the stiffening ring of the steel lining at intervals in the circumferential direction.
Further , the side of the grout holes coincided with the outer surface of the steel plate lining.
, the side of the opening of the drainage angle steel is attached to the steel plate lining.
, a plurality of steel reinforcing plates are provided corresponding to the steel liner stiffener ring .
, the steel lining stiffener ring is parallel to the cross section of the tunnel.
, welt fillet welds are uniformly and continuously arranged between the steel plate lining and the steel lining stiffening ring and between the steel lining stiffening ring and the steel reinforcing plate.
The technical scheme of the utility model, form composite steel lining's overall stress structure through steel sheet lining, stiffening ring and reinforcing plate, avoid the steel lining structure of operation period to receive outer water pressure effect to take place to warp and destroy, improved structural rigidity greatly to it is less to drop into the engineering volume, ensures steel sheet lining structure overall stability under the high outer water pressure effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Detailed Description
The present invention will now be described with reference to the accompanying drawings, step .
The utility model discloses a concrete lining 1 and the steel lining structure that sets up along tunnel excavation surface 3, wherein, the steel lining structure is including pasting in the steel sheet lining 5 that concrete lining inner wall set up and inlay steel lining stiffening ring 7 and steel reinforcing plate 2 in concrete lining 1. steel lining stiffening ring 7 is a plurality of, 5 surfaces of steel sheet lining and along tunnel axial interval distribution are located to its vertical perpendicular ground ring, specifically, steel lining stiffening ring 7 is annular plate-like and parallel with the tunnel cross section, 2 numbers of steel reinforcing plate and steel lining stiffening ring 7 are the same and both correspond, thereby steel reinforcing plate 2 encircles 5 peripheries of steel sheet lining and perpendicular to steel lining stiffening ring 7 and forms T font cross section and overall structure symmetry with steel lining stiffening ring 7.
The steel lining stiffening rings 7 are provided with slurry stringing holes 4 in a penetrating mode, specifically, the slurry stringing holes 4 are circumferentially and uniformly distributed at intervals, sides of the slurry stringing holes 4 are overlapped on the outer surface of the steel plate lining 5, the number of the slurry stringing holes 4 in each steel lining stiffening ring 7 is the same, the intervals among the slurry stringing holes 4 are the same, the slurry stringing holes 4 in two adjacent steel lining stiffening rings 7 correspond, and therefore the slurry stringing holes 4 in the same elevation are located on the same axial straight line.
The concrete lining 1 is also provided with drainage angle steel 6, specifically, the drainage angle steel 6 penetrates through the grout holes 4 at the same elevation, namely, the number of the drainage angle steel 6 is equal to the number of the grout holes 4 on each steel lining stiffening ring, and the drainage angle steel 6 is distributed along the axial direction of the tunnel.
Specifically, the drain angle 6 is V-shaped, and the opening side thereof is attached to the steel plate lining 5.
Welt fillet welds 8 are uniformly and continuously arranged between the steel plate lining 5 and the steel lining stiffening ring 7 and between the steel lining stiffening ring 7 and the steel reinforcing plate 2.
It should be noted that the above describes exemplifying embodiments of the invention. However, it should be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, which are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the scope of the present invention, and the changes and modifications are intended to fall within the scope of the present invention as claimed.
Claims (9)
- The tunnel lining structure comprises a concrete lining and a steel lining structure, and is characterized in that the steel lining structure comprises a steel plate lining attached to the inner wall of the concrete lining, and a plurality of steel lining stiffening rings and steel reinforcing plates embedded in the concrete lining, wherein the steel lining stiffening rings are vertically arranged on the outer surface of the steel plate lining in an encircling mode and are distributed at intervals along the axial direction of a tunnel, the steel reinforcing plates surround the periphery of the steel plate lining and are perpendicular to the steel lining stiffening rings so as to form a T-shaped cross section with the steel lining stiffening rings, and the steel lining stiffening rings are further provided with mortar mixing holes.
- 2. The tunnel lining structure of claim 1, wherein the grout holes on each of the steel lining stiffening rings are distributed positions and correspond to the grout holes on the adjacent steel lining stiffening rings, so that the grout holes at elevation are on the same straight line.
- 3. The tunnel lining structure of claim 2, wherein the concrete lining is further provided with drainage angle steel, and the drainage angle steel penetrates through the grout holes and is distributed along the axial direction of the tunnel.
- 4. The tunnel lining structure of claim 1, 2 or 3, wherein said grout holes in said steel lining stiffening rings are evenly spaced circumferentially.
- 5. The tunnel lining structure of claim 1, 2 or 3, wherein the side of the grout holes overlaps the outer surface of the steel plate lining.
- 6. The tunnel lining structure of claim 3, wherein the opening side of the drainage angle steel is attached to the steel plate lining.
- 7. The tunnel lining structure of claim 1, wherein said steel reinforcing plate is plural and corresponding to said steel lining stiffener ring .
- 8. The tunnel lining structure of claim 1, wherein said steel lining stiffener rings are parallel to said tunnel cross section.
- 9. The tunnel lining structure of claim 1, wherein welt fillet welds are also provided uniformly and continuously between the steel plate lining and the steel lining stiffening ring and between the steel lining stiffening ring and the steel reinforcing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920025016.6U CN210003294U (en) | 2019-01-08 | 2019-01-08 | tunnel lining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920025016.6U CN210003294U (en) | 2019-01-08 | 2019-01-08 | tunnel lining structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210003294U true CN210003294U (en) | 2020-01-31 |
Family
ID=69299649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920025016.6U Active CN210003294U (en) | 2019-01-08 | 2019-01-08 | tunnel lining structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210003294U (en) |
-
2019
- 2019-01-08 CN CN201920025016.6U patent/CN210003294U/en active Active
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