CN109458196A - A kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels - Google Patents
A kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels Download PDFInfo
- Publication number
- CN109458196A CN109458196A CN201910033880.5A CN201910033880A CN109458196A CN 109458196 A CN109458196 A CN 109458196A CN 201910033880 A CN201910033880 A CN 201910033880A CN 109458196 A CN109458196 A CN 109458196A
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- corrugated plating
- single shell
- support system
- tunnel
- shell lining
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- 239000011435 rock Substances 0.000 title claims abstract description 45
- 238000007747 plating Methods 0.000 claims abstract description 54
- 229920002748 Basalt fiber Polymers 0.000 claims abstract description 29
- 239000004567 concrete Substances 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 238000010276 construction Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000002347 injection Methods 0.000 claims abstract description 8
- 239000007924 injection Substances 0.000 claims abstract description 8
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 6
- 238000009412 basement excavation Methods 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000011378 shotcrete Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000007363 ring formation reaction Methods 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000002759 woven fabric Substances 0.000 claims description 2
- 210000003205 muscle Anatomy 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000011157 advanced composite material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000002671 adjuvant Substances 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0006—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by the bolt material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
A kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, the concrete mixed with basalt fibre injection is disposed on Support System in Soft Rock Tunnels inner wall after excavation, the single shell lining being made of corrugated plating, several anchor poles set out of export-oriented rock stratum, steel mesh and the outer concrete mixed with basalt fibre being injected on steel mesh；Above-mentioned single shell lining structure are as follows: drainpipe is arranged in the outside ripple recess of corrugated plating, non-woven fabrics is equipped on corrugated plating outer surface, and the gap of the ripple recess is filled with filtering material；The above-mentioned circumferential wave card coincideing with tunnel inner wall concrete is formed by connecting by muti-piece corrugated plating, is bolted and fixed on the overlapping part between adjacent corrugated plate.The present invention has stress condition reasonable, and non-deformability is good, and bearing capacity is strong, and good water-proof effect, construction technology is simple, and construction cost is low, and later period operation maintenance cost is low, economizes on resources, economic benefit and environmental benefit are significant, have a extensive future.
Description
Technical field
The present invention relates to Tunnel Engineering support technology fields, and in particular to a kind of environmental protection suitable for Support System in Soft Rock Tunnels is resistance to
Long type single shell lining structure.
Background technique
Recently as the fast development of infrastructure construction in china, built in building the engineerings such as highway, railway, water conservancy
Tunnel Engineering also increase therewith.The peace of complexity and risk during tunnel construction to Tunnel Engineering liner structure
More stringent requirements are proposed for full property and practicability.
Tunnel-liner refers to after tunnel excavation, for the deformation or collapsing for preventing country rock, in tunnel perimeter reinforced concrete
The materials such as soil build the permanent supporting construction to be formed.At present in engineering using it is more be composite lining, i.e., using inside and outside
It successively applies for two layers, be laid with the tunnel-liner of waterproof layer between two layers.It is highly beneficial to lining cutting stress using composite lining, it encloses
Rock can produce certain controllable deforming under the conditions of outer layer flexible support, inner lining be applied again after deformation is basicly stable, to original
First outer layer supporting generates radial force, is at three-dimensional stress, is conducive to the stabilization of tunnel lining structure；But use this
Kind lining cutting, working procedure is more, and work progress is complicated, and construction consumptive material is more, and project cost is higher.
Summary of the invention
The purpose of the present invention is to provide a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, purports
Guaranteeing that liner structure meets that stress condition is reasonable, and load assignment is uniform, while ability with certain resistance to deformation, is having
Construction technology is simple, saves construction building materials, long service life, low-carbon environment-friendly, the low feature of project cost.
To achieve the above object, the technical scheme adopted by the invention is that:
A kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, the Support System in Soft Rock Tunnels inner wall after excavation
On be disposed with concrete mixed with basalt fibre injection, single layer that the corrugated plating made of basalt fibre forms lining
It builds, several anchor poles set out of export-oriented rock stratum, steel mesh and the outer layer mixed with basalt fibre being injected on steel mesh
Concrete；Single shell lining structure made of above-mentioned corrugated plating are as follows: drainpipe, corrugated plating is arranged in the outside ripple recess of corrugated plating
Non-woven fabrics is equipped on outer surface, and the gap of the ripple recess is filled with filtering material；Above-mentioned and tunnel inner wall coagulation
The identical circumferential wave card of soil is formed by connecting by muti-piece corrugated plating, is fixed by bolts on the overlapping part between adjacent corrugated plate
Connection.
The anchor pole uses basalt fibre anchor pole；Anchor pole arrangement form is quincuncial arrangement, or according to practical supporting feelings
Condition takes other arrangement forms.
The steel mesh using basalt fibre reinforcement fabrication at steel mesh.
The corrugated plating technical parameter are as follows: wall thickness t be 4.0~12.0mm, pitch of waves l be 125,200,300,380,400mm,
Wave height d be 25,55,110,140,150mm, Zinc Coating Thickness >=84 μm.
The tunnel-shaped is horse-shoe tunnel, and the corrugated plating is by corresponding to semi arch crown, two side arches and one
Four sections of tube couplings composition of a bottom arch, each tube coupling are rolled by a corrugated plating.
Overlapping part between adjacent two pieces of corrugated platings also uses backing plate and spiral shell other than being bolted and fixed
It tethers and connects.
It is a further object of the present invention to provide the construction methods of above-mentioned liner structure.
A kind of construction method of the environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, steps are as follows:
(1) after excavating Support System in Soft Rock Tunnels, one layer of concrete mixed with basalt fibre is sprayed in time；
(2) before splicing corrugated plating, drainpipe first is set in ripple recess, filling filtering material in periphery is finally laid with one layer of nothing
Woven fabric forms drainage system；
(3) splicing corrugated plating cyclization, the splicing of corrugated plating are selected, the ripple of horse-shoe tunnel according to actual tunnel section configuration
Four pieces of splicings of plate point, i.e., spliced, longitudinal spliced length by four tube couplings for corresponding to semicircle crown, two side arches and bottom arch
1.5 ~ 2m, corrugated plating technical parameter choose wall thickness 10.0mm, pitch of waves 300mm, wave height 110mm；
(4) after the completion of corrugated plating splicing, immediately following Black Warrior rock anchors are applied, anchor pole uses quincuncial arrangement, or according to different situations
Using other arrangement forms, country rock is reinforced in protection；
(5) be laid with basalt steel mesh, reinforced mesh can in-situ precast, mesh sheet specification can according to different tunnel support types and
It is fixed；
(6) gunite concrete is closely followed, the basalt fibre of certain content is mixed before gunite concrete, layering injection is thick to designing
Degree, to guarantee concrete strength, decreasing rebound amount further reinforces weak surrounding rock, forms tunnel-liner internal layer.
The invention proposes the mixing mixed with basalt fibre using corrugated plating+Black Warrior rock anchors+basalt steel mesh+injection
For the structure that solidifying soil is formed as tunnel single shell lining, the single shell lining structure stress of formation is uniform, has certain resistance to deformation
Ability, construction technology is simple, and the construction period is short, using novel basalt fiber material, reduces and pollutes caused by construction, reduces
Late maintaining cost, long service life, economic benefit and environmental benefit are significant, can be widely applied to various Support System in Soft Rock Tunnels linings
In the engineering for building structure.
The invention has the following beneficial effects:
1, a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels according to the present invention, using this technology
The single shell lining structure stress of formation is uniform, and the ability with certain resistance to deformation, construction technology is simple, and the construction period is short,
Construction pollution is reduced, low-carbon environment-friendly is widely used in the engineering of various Support System in Soft Rock Tunnels liner structures.
2, the present invention use Black Warrior rock anchors (with high performance resin for basic material, basalt fibre be reinforcing material,
Through pultrude process composite molding), there is higher tensile strength compared to common bolt, high temperature resistant is corrosion-resistant, waterproof and heat-insulating, system
Make environmental friendly.
3, steel mesh of the present invention uses the reinforcing bar containing basalt fibre (fine with high-strength glass fibre, basalt
It is basic material that dimension, which is reinforcing material, synthetic resin and adjuvant, draws a kind of molding advanced composite material (ACM) through pultrusion), with
Existing reinforcing bar is compared, and tensile strength, elasticity modulus are high, and ductility is preferable, while having anticorrosive, antifatigue, quality again
Gently equal feature.
4, the Basalt fiber concrete that the present invention is sprayed, improves the cohesiveness and stability of concrete, improves
The impact resistance of concrete, impermeability, freeze thawing resistance circulation ability, the work that reinforcement and strengthening is played in engineering, is prolonged the service life
With.
5, chevron-shaped of the present invention at single shell lining, corrugated plating can carry out it is prefabricated in advance, it is with short production cycle,
In-site installation is convenient, has higher-strength, resistance to deformation significant effect, and good water-proof effect reduces the later period and runs maintenance cost, makes
It is long with the service life, there is stronger adaptability for different Support System in Soft Rock Tunnels, economic benefit, environmental benefit are significant, application
Prospect is wide.
Detailed description of the invention
Technical solution according to the present invention is illustrated with reference to the accompanying drawings and examples:
Fig. 1 is environment-friendlydurable durable single shell lining structure transverse in tunnel of the present invention face schematic diagram.
Fig. 2 is the schematic longitudinal section of environment-friendlydurable durable single shell lining structure in tunnel of the present invention.
Fig. 3 is corrugated plating schematic longitudinal section of the present invention.
Fig. 4 is corrugated plating schematic diagram of the present invention.
Fig. 5 is single shell lining structure drainage pipe partial enlargement diagram of the present invention.
Fig. 6 is the horizontally-spliced schematic diagram of corrugated plating of the present invention.
Fig. 7 is the longitudinal spliced schematic diagram of corrugated plating of the present invention.
Specific embodiment
A specific embodiment of the invention is described further below with reference to example.
A kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels of the present invention as shown in Figure 1,
It is mixed including Support System in Soft Rock Tunnels 1, (basalt) anchor pole 2, (basalt) steel mesh 3, (mixed with basalt fibre) injection
Solidifying soil 4a, outer concrete 4, single shell lining 5, drainpipe 6, non-woven fabrics 7, filtering material 8, bolt 9, backing plate made of corrugated plating
With bolt 10.
Fig. 1, Fig. 5 are shown, a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, soft after excavation
The concrete 4a mixed with basalt fibre injection is disposed on weak 1 inner wall of surrounding rock tunnel, made of basalt fibre
The single shell lining 5 of corrugated plating composition, several anchor poles 2 set out of export-oriented rock stratum and are injected on steel mesh 3 steel mesh 3
The outer concrete 4 mixed with basalt fibre；5 structure of single shell lining made of above-mentioned corrugated plating are as follows: the outer side wave of corrugated plating
Drainpipe 6 is arranged in line recess, is equipped with non-woven fabrics 7 on corrugated plating outer surface, and the gap of the ripple recess is filled with
Filtering material 8；The above-mentioned circumferential wave card coincideing with 1 internal-wall concrete 4a of tunnel is formed by connecting by muti-piece corrugated plating, adjacent wave
(referring to fig. 2, Fig. 3, Fig. 4, Fig. 6, Fig. 7) is fixedly connected with using bolt 9 on overlapping part between card.
Anchor pole 2 uses basalt fibre anchor pole；2 arrangement form of anchor pole is quincuncial arrangement, or according to practical support conditions
Take other arrangement forms.
Steel mesh 3 using basalt fibre reinforcement fabrication at steel mesh.
Corrugated plating technical parameter are as follows: wall thickness t is 4.0~12.0mm, and pitch of waves l is 125,200,300,380,400mm, wave height
D be 25,55,110,140,150mm, Zinc Coating Thickness >=84 μm.
1 shape of tunnel is that (periphery of section is made of horse-shoe tunnel 4 circular arcs, and hole top is semicircular arch, and two flank curvature
The biggish side arch of radius, hole bottom are the junction circular arc cavetto for encircleing side arch to the bottom faced upward and encircleing the bottom of with), the corrugated plating is by right
Should be in semi arch crown, four sections of tube couplings composition of two sides arches and bottom arch, each tube coupling rolled by a corrugated plating and
At.
Overlapping part between adjacent two pieces of corrugated platings also uses backing plate and bolt 10 other than being bolted and fixed
Connection.
Step1, after excavating Support System in Soft Rock Tunnels, one layer of concrete mixed with basalt fibre is sprayed in time；
Before Step2, splicing corrugated plating, drainpipe first is set in ripple recess, filling filtering material in periphery is finally laid with one layer
Non-woven fabrics forms drainage system；
Step3, splicing corrugated plating cyclization, the splicing of corrugated plating can be selected according to actual tunnel section configuration, and the present invention is with horse
For ungulate tunnel cross-section, four pieces of splicings of corrugated plating point, longitudinal spliced 1.5 ~ 2m of length, corrugated plating technical parameter selection wall thickness
10.0mm, pitch of waves 300mm, wave height 110mm；
After the completion of Step4, corrugated plating splicing, immediately following Black Warrior rock anchors are applied, quincuncial arrangement is can be used in anchor pole, can also basis
Different situations use other arrangement forms, and country rock is reinforced in protection；
Step5, be laid with basalt steel mesh, reinforced mesh can in-situ precast, mesh sheet specification can be according to different tunnel support types
Depending on；
Step6, gunite concrete is closely followed, the basalt fibre of certain content, layering injection to design is mixed before gunite concrete
Thickness, to guarantee concrete strength, decreasing rebound amount further reinforces weak surrounding rock, forms tunnel-liner internal layer；
Step7, the environment-friendlydurable durable single layer tunnel being spliced with bolt-spary supports+corrugated plating is formd by above-mentioned construction procedure
Liner structure, stress condition is reasonable, and load assignment is uniform, the ability with certain resistance to deformation, long service life, low-carbon ring
It protects, construction cost is low, for having stronger adaptability in Support System in Soft Rock Tunnels engineering, has a extensive future.
It is only that the preferred embodiment of the present invention is not construed as limiting the invention, is answered described in above-described embodiment
When pointing out, those skilled in the art can according to need after reading this specification makes without creative tribute the present embodiment
The modification offered, but as long as all should be by the protection of Patent Law in scope of the presently claimed invention.
Claims (7)
1. a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels, which is characterized in that the weakness after excavation
It is disposed with the gunite concrete (4a) mixed with basalt fibre on surrounding rock tunnel (1) inner wall, is made of basalt fibre
Corrugated plating composition single shell lining (5), several anchor poles (2) set out of export-oriented rock stratum steel mesh (3) and are injected in steel
The outer concrete (4) mixed with basalt fibre on muscle net (3)；Single shell lining made of above-mentioned corrugated plating (5) structure are as follows: wave
Drainpipe (6) are arranged in the outside ripple recess of card, are equipped with non-woven fabrics (7) on corrugated plating outer surface, and the ripple is recessed
The gap at place is filled with filtering material (8)；The above-mentioned and identical circumferential wave card of tunnel (1) internal-wall concrete (4a) is by muti-piece
Corrugated plating is formed by connecting, and is fixedly connected on the overlapping part between adjacent corrugated plate using bolt (9).
2. a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels according to claim 1, special
Sign is: the anchor pole (2) uses basalt fibre anchor pole；Anchor pole (2) arrangement form is quincuncial arrangement, or according to practical branch
Shield situation takes other arrangement forms.
3. a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels according to claim 1, special
Sign is: the steel mesh (3) using basalt fibre reinforcement fabrication at steel mesh.
4. a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels according to claim 1, special
Sign is: the corrugated plating technical parameter are as follows: wall thickness t be 4.0~12.0mm, pitch of waves l be 125,200,300,380,400mm,
Wave height d be 25,55,110,140,150mm, Zinc Coating Thickness >=84 μm.
5. a kind of environment-friendlydurable durable list suitable for Support System in Soft Rock Tunnels described in any claim according to claim 1~4
Layer liner structure, it is characterised in that: tunnel (1) shape is horse-shoe tunnel, and the corrugated plating is by corresponding to semi arch top
Four sections of tube couplings composition of arch, two side arches and bottom arch, each tube coupling are rolled by a corrugated plating.
6. a kind of environment-friendlydurable durable single shell lining structure suitable for Support System in Soft Rock Tunnels according to claim 5, special
Sign is: the overlapping part between adjacent two pieces of corrugated platings also uses backing plate and spiral shell other than being bolted and fixed
Bolt (10) connection.
7. a kind of construction method of single shell lining structure as described in claim 1, it is characterised in that: the following steps are included:
(1) after excavating Support System in Soft Rock Tunnels, one layer of concrete mixed with basalt fibre is sprayed in time；
(2) before splicing corrugated plating, drainpipe first is set in ripple recess, filling filtering material in periphery is finally laid with one layer of nothing
Woven fabric forms drainage system；
(3) splicing corrugated plating cyclization, the splicing of corrugated plating are selected, the ripple of horse-shoe tunnel according to actual tunnel section configuration
Four pieces of splicings of plate point, i.e., spliced, longitudinal spliced length by four tube couplings for corresponding to semicircle crown, two side arches and bottom arch
1.5 ~ 2m, corrugated plating technical parameter choose wall thickness 10.0mm, pitch of waves 300mm, wave height 110mm；
(4) after the completion of corrugated plating splicing, immediately following Black Warrior rock anchors are applied, anchor pole uses quincuncial arrangement, or according to different situations
Using other arrangement forms, country rock is reinforced in protection；
(5) be laid with basalt steel mesh, reinforced mesh can in-situ precast, mesh sheet specification can according to different tunnel support types and
It is fixed；
(6) gunite concrete is closely followed, the basalt fibre of certain content is mixed before gunite concrete, layering injection is thick to designing
Degree, to guarantee concrete strength, decreasing rebound amount further reinforces weak surrounding rock, forms tunnel-liner internal layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910033880.5A CN109458196B (en) | 2019-01-15 | 2019-01-15 | Environment-friendly durable single-layer lining structure suitable for weak surrounding rock tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910033880.5A CN109458196B (en) | 2019-01-15 | 2019-01-15 | Environment-friendly durable single-layer lining structure suitable for weak surrounding rock tunnel |
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| CN109458196A true CN109458196A (en) | 2019-03-12 |
| CN109458196B CN109458196B (en) | 2020-07-17 |
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| CN201910033880.5A Expired - Fee Related CN109458196B (en) | 2019-01-15 | 2019-01-15 | Environment-friendly durable single-layer lining structure suitable for weak surrounding rock tunnel |
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Cited By (16)
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| CN110486041A (en) * | 2019-05-24 | 2019-11-22 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | A kind of tunnel high-performance supporting construction |
| CN110617084A (en) * | 2019-10-25 | 2019-12-27 | 中铁隧道局集团有限公司 | Method for reinforcing tunnel by spraying steel fiber concrete on tunnel net |
| CN110671125A (en) * | 2019-11-11 | 2020-01-10 | 中铁工程装备集团有限公司 | Anchor-support combined support system and construction method |
| CN110909429A (en) * | 2019-11-26 | 2020-03-24 | 中铁第四勘察设计院集团有限公司 | Corrugated steel plate lining reinforcement parameter optimization design method and structure based on tunnel lining defect detection |
| CN110905555A (en) * | 2019-12-11 | 2020-03-24 | 湘潭大学 | UHPC lining structure for tunnel and construction method thereof |
| CN111156036A (en) * | 2020-01-08 | 2020-05-15 | 成都天佑智隧科技有限公司 | Novel plate anchor structure |
| CN111396097A (en) * | 2020-05-19 | 2020-07-10 | 沈阳建筑大学 | Assembled multi-stage yielding support structure suitable for large-deformation complex tunnel and construction method |
| CN111396098A (en) * | 2020-05-19 | 2020-07-10 | 沈阳建筑大学 | Tunnel assembly type supporting structure capable of realizing dynamic reinforcement and construction method thereof |
| CN112031821A (en) * | 2020-08-04 | 2020-12-04 | 北京鸿锐嘉科技发展有限公司 | Reinforcing protection treatment method for tunnel lining defects |
| CN112392506A (en) * | 2020-11-17 | 2021-02-23 | 同济大学 | Corrugated steel plate double-layer lining structure for tunnel |
| CN112431615A (en) * | 2020-11-27 | 2021-03-02 | 中铁四局集团有限公司 | Permanent single-layer lining drainage method for underground tank room of hyperboloid dome |
| CN112554887A (en) * | 2020-11-18 | 2021-03-26 | 中国铁建投资集团有限公司 | Construction method of waterproof single-layer lining and waterproof single-layer lining structure |
| CN112854290A (en) * | 2021-01-15 | 2021-05-28 | 宁波市电力设计院有限公司 | Construction method for reinforcing transformer substation equipment foundation |
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| CN112031821A (en) * | 2020-08-04 | 2020-12-04 | 北京鸿锐嘉科技发展有限公司 | Reinforcing protection treatment method for tunnel lining defects |
| CN112392506A (en) * | 2020-11-17 | 2021-02-23 | 同济大学 | Corrugated steel plate double-layer lining structure for tunnel |
| CN112554887A (en) * | 2020-11-18 | 2021-03-26 | 中国铁建投资集团有限公司 | Construction method of waterproof single-layer lining and waterproof single-layer lining structure |
| CN112431615A (en) * | 2020-11-27 | 2021-03-02 | 中铁四局集团有限公司 | Permanent single-layer lining drainage method for underground tank room of hyperboloid dome |
| CN112854290A (en) * | 2021-01-15 | 2021-05-28 | 宁波市电力设计院有限公司 | Construction method for reinforcing transformer substation equipment foundation |
| CN113982633A (en) * | 2021-10-29 | 2022-01-28 | 成都未来智隧科技有限公司 | Frame type tunnel supporting structure |
| CN113982633B (en) * | 2021-10-29 | 2024-04-12 | 成都天佑智隧科技有限公司 | Frame type tunnel supporting structure |
| CN115142854A (en) * | 2022-04-29 | 2022-10-04 | 北京城建设计发展集团股份有限公司 | Mine method tunnel single-layer lining structure system and construction method |
| CN116291603A (en) * | 2023-03-10 | 2023-06-23 | 云南省交通规划设计研究院有限公司 | Retractable corrugated plate structure suitable for soft rock tunnel and design method |
| CN116291603B (en) * | 2023-03-10 | 2023-11-28 | 云南省交通规划设计研究院有限公司 | Retractable corrugated plate structure suitable for soft rock tunnel and design method |
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