CN105317447A - Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness - Google Patents
Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness Download PDFInfo
- Publication number
- CN105317447A CN105317447A CN201410368545.8A CN201410368545A CN105317447A CN 105317447 A CN105317447 A CN 105317447A CN 201410368545 A CN201410368545 A CN 201410368545A CN 105317447 A CN105317447 A CN 105317447A
- Authority
- CN
- China
- Prior art keywords
- guide channel
- flow guide
- wallboard
- tunnel
- siphon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The invention belongs to a flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness. The flow guide channel type ductile cast iron tunnel wallboard comprises multiple gridding reinforcing ribs (3) uniformly arranged on the inner side of a ductile cast iron wallboard (2) and borders (5) arranged on the periphery, and is characterized in that a flow guide channel (4) is formed in the circumference of the upper end of the border (5) located on the right side; multiple siphon hard-plastic pipes (1) are uniformly mounted between the borders (5) at the two ends, and multiple siphon holes (11) are formed in the siphon hard-plastic pipes (1); the right ends of the siphon hard-plastic pipes (1) are communicated with the flow guide channel (4); a flow guide channel mesh cover (6) is mounted on the flow guide channel (4). The flow guide channel type ductile cast iron tunnel wallboard has water collecting and flow guiding functions, and trains and vehicles operate in a tunnel safely and reliably; the tunnel maintenance cost is low, the service life is long, and the ductile cast iron wallboard is high in tensile strength and the elongation, good in corrosion resistance, simple in structure and convenient and fast to construct.
Description
Technical field
The invention belongs to subterranean tunnel supporting protection component, particularly a kind of under railway, highway, river and seabed tunnel application water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard.
Background technology
Current China is in the construction construction of subterranean tunnel, the general principle of Main Basis New Austrian Tunneling Method carries out constructing to Tunnel Design, particularly to underground, under water, the engineering such as city underground and seabed tunnel, adopt shallow buried covered excavation design and construction, its core technology is in construction, first adopt multiple ancillary technique measure reinforce adjoining rock body, give full play to the self-bearing ability of country rock, immediate support after formal excavation, close into ring, carry out once lining buttress as main body bearing structure, after a couple of days, health was solidified, remake secondary lining buttress as safety stock and decoration etc., itself and country rock acting in conjunction is made to form Composite Supporting System, it is a kind of the coordination of construction technique of effective suppression country rock generation excessive deformation, this is current domestic conventional construction method, twice lining cutting is all the different reinforced concrete radial plate of thickness.
Above-mentioned construction method material therefor and labour cost account for the 1/3-1/2 of whole construction of tunnel investment, and its technique is more complicated, long construction period, and construction cost is high.Simultaneously because the tensile strength of concrete body is too low, for C50 grade high-strength concrete, its compressive strength is 50MPa, and its tensile strength is only 1/10 of compressive strength, only has 5MPa.From Wenchuan violent earthquake, the on-the-spot disaster materials of identification that river, Shan, Gan San province scope Nei Duotiao highway, railway tunnel collapse are learnt, destroying position in most of tunnel is at vault, haunch position.This illustrates that buttress lining cutting is being subject to the large position of imposed load (as geological process power) first by shock collapse, illustrate with the integrally-built supporting capacity of secondary lining buttress is too low direct relation, so the tensile strength improving tunnel lining component must be managed, be only the essential measure guaranteeing construction of tunnel security reliability.
" high-strength tenacity ductile iron-reinforced concrete combination tunnel wallboard " utility model patent of our application, application number is 201320689522.8, although solve above-mentioned some shortcomings, take full advantage of the advantage that ductile iron tensile strength, elongation rate, decay resistance are all high and concrete crushing strength performance is strong.But it is also very good not enough.Particularly China has required that each relevant industries system formulates is various about Tunnel Design and job specfication in eighties of last century the eighties, points out in regulation: the principle that tunnel water handling should be taked " prevent, cut, arrange, block up, suit measures to local conditions, the comprehensive regulation ".These technical specifications for underground tunnel project waterproof, harness the river and play very important directive function.But because each department geologic structure is complicated, design and construction difficulty is comparatively large, is difficult to accomplish to put things right once and for all, and it is one of great difficult problem building of construction of tunnel that waterproof is harnessed the river always, during the many tunnels of current China still exist operation, the disadvantage of percolating water, have impact on safe operation to a certain extent.The maintenance cost of doing over again of plugging leaks water is very high, according to interrelated data introduction: every square metre of underground concrete component, water percolating capacity be 10 milliliters, cross section, tunnel is larger, and water percolating capacity is more, even if carry out waterproof measure in advance by code requirement in construction, stretching action due to concrete shrinkage crack also can make waterproofing course local be pulled off damage, cause railway tunnel to drip icing, usually make electrical system break down, affect train and normally run; Highway tunnel leaks, and makes surface gathered water, freezed in winter, and running car Frequent Accidents, causes hidden danger.
Summary of the invention
The object of the invention is to overcome above-mentioned technical deficiency, there is provided one to be suitable for various geologic structure tomography location, carry out disposable lining cutting, all adopt tensile strength, elongation rate high, corrosion resistance and good, has the water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard of the diversion function that catchments.
The technical scheme that technical solution problem of the present invention adopts is: a kind of water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard, be included in inside magnesium iron wallboard and be provided with multiple grid-shaped reinforcing rib uniformly, surrounding is provided with frame, it is characterized in that the upper end circumference of the frame on right side is provided with guiding gutter; Many siphon hard plastic tubes are housed uniformly between the frame at two ends, and siphon hard plastic tube is provided with multiple siphon hole; Siphon hard plastic tube right-hand member is communicated with guiding gutter; Guiding gutter guard is housed above guiding gutter.
The invention has the beneficial effects as follows: this invention has the diversion function that catchments, train vehicle is safe and reliable to operation in tunnel; Tunnel maintenance expense is low, long service life, and magnesium iron wallboard tensile strength, elongation rate are high, corrosion resistance and good, and structure is simple, convenient and quick construction.
Accompanying drawing explanation
Illustrate with embodiment below in conjunction with accompanying drawing.
Fig. 1 is the assembling front view of water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard;
Fig. 2 is the front view of the wall panel parts in Fig. 1;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the B direction view of Fig. 2;
Fig. 5 is the C direction view of Fig. 2.
In figure: 1-siphon hard plastic tube; 2-magnesium iron wallboard; 3-reinforcing rib; 4-guiding gutter; 5-frame; 6-guiding gutter guard; The longitudinal connecting hole of 7-; 8-lateral connection hole; 9-seal groove; 10-locating hole; 11-siphon hole.
Detailed description of the invention
Embodiment, with reference to accompanying drawing, a kind of water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard, be included in inside magnesium iron wallboard 2 and be provided with five grid-shaped reinforcing ribs 3 uniformly, surrounding is provided with frame 5, it is characterized in that the upper end circumference of the frame 5 on right side is provided with guiding gutter 4; Five siphon hard plastic tubes 1 are housed uniformly between the frame 5 at two ends, and siphon hard plastic tube 1 is provided with multiple siphon hole 11; Siphon hard plastic tube 1 right-hand member is communicated with guiding gutter 4; Guiding gutter 4 is equipped with guiding gutter guard 6 above.Magnesium iron wallboard 2 is provided with seal groove 9, during assembling, between two magnesium iron wallboards 2, adds sealing ring sealing; Magnesium iron wallboard 2 is also provided with longitudinal connecting hole 7 and lateral connection hole 8, with bolt, adjacent magnesium iron wallboard 2 is fixed together in hole.Also be provided with locating hole 10 in the side of magnesium iron wallboard 2, during assembling, location uses.
The magnesium iron wallboard 2 that the present invention adopts, select the as cast condition QT600-7 trade mark, tensile strength is 600MPa, and elongation rate is 7%, and tensile strength exceeds 120 times than High Strength Concrete Member C50; Its elongation rate 7%, have more in external force sharp increase situation, the ability of tool elastic deformation is not damaged, and keeps the stability of tunnel wall slab integral structure.Because magnesium iron wallboard 2 initially defines corrosion diaphragm; slow down the expansion rate of corrosion; it 3% aqueous slkali, saturated brine, corrosion resistance in the medium such as ammoniacal liquor and the concentrated sulfuric acid is much higher than ordinary steel and weathering steel, is the buttress supporting protection component that can be applied to the defective sector tunnels such as geologic structure tomography completely with the good characteristic of its material.
Most feature of the present invention is provided with guiding gutter 4 and siphon hard plastic tube 1 on magnesium iron wallboard 2 frame 5, by siphon hole 11, the ponding in equivalent layer screed or country rock body is discharged to the arch springing delivery port flowing to wallboard bottom in guiding gutter 4 by siphon hard plastic tube 1, connects flexible pipe and flow to gutter.And water flow dynamic Signal aspects warning system is housed on guiding gutter 4, if any blocking time and alarm, to fix a breakdown.Siphon hard plastic tube 1 uses adhesives on magnesium iron wallboard 2.
Assembling process of the present invention is: after first reinforce adjoining rock body shield tunneling cavitation, according to footpath, tunnel size, under the condition do not scaffolded erecting or scaffold erecting less, directly carry out disposable lining cutting buttress, when installing each block magnesium iron wallboard 2, joint face all will add corrosion-resistant anti-aging rubber cushion or brushing water-proof adhesive, and ring is connected with ring and also processes in this way.It is fixing in both sides, the ring wall external diameter bottom skewback installed is adjusted.Efficient shield machine limit can be coordinated like this to push ahead, limit reinforce adjoining rock body, installation tunnel, limit magnesium iron wallboard 2, marginal not slurry equivalent layer is fixed.Ring is mounted to, constantly pushing ahead of articulating one ring with the assembling machine after shield machine.Each ring of the present embodiment is that the such construction of 12 pieces of magnesium iron wallboards 2. improves effect more than 8 ~ 10 times than with a steel concrete arc plate secondary lining arch ancient piece of jade, round, flat and with a hole in its centre.Improve effect, save labour cost, shorten construction period.
Claims (1)
1. a water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard, be included in magnesium iron wallboard (2) inner side and be provided with multiple grid-shaped reinforcing rib (3) uniformly, surrounding is provided with frame (5), it is characterized in that the upper end circumference of the frame (5) on right side is provided with guiding gutter (4); Many siphon hard plastic tubes (1) are housed uniformly between the frame (5) at two ends, and siphon hard plastic tube (1) is provided with multiple siphon hole (11); Siphon hard plastic tube (1) right-hand member is communicated with guiding gutter (4); Guiding gutter (4) is equipped with guiding gutter guard (6) above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368545.8A CN105317447A (en) | 2014-07-30 | 2014-07-30 | Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410368545.8A CN105317447A (en) | 2014-07-30 | 2014-07-30 | Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105317447A true CN105317447A (en) | 2016-02-10 |
Family
ID=55245649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410368545.8A Pending CN105317447A (en) | 2014-07-30 | 2014-07-30 | Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105317447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927251A (en) * | 2016-06-30 | 2016-09-07 | 吴镇 | Shallow embedded magnesium iron-reinforced concrete combined tunnel wall plate |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2576963Y (en) * | 2002-10-15 | 2003-10-01 | 甘肃工业大学 | Tunnel liner prefab |
| JP2005299099A (en) * | 2004-04-07 | 2005-10-27 | Nippon Steel Corp | Segment for tunnel |
| JP2007262886A (en) * | 2007-06-08 | 2007-10-11 | Kubota Corp | Segment for tunnel |
| CN201614937U (en) * | 2009-08-21 | 2010-10-27 | 上展金属工业股份有限公司 | Tunnel ring-shaped sheet structure |
| CN103270246A (en) * | 2010-12-07 | 2013-08-28 | 韩国建设技术硏究院 | Drain system of shield tunnel lining and method for constructing shield tunnel using same |
| CN203531922U (en) * | 2013-11-04 | 2014-04-09 | 吴成玉 | High-toughness nodular cast iron and reinforced concrete combined tunnel wall plate |
| CN204098936U (en) * | 2014-07-30 | 2015-01-14 | 安瑞隧道壁板科技开发（大连）有限公司 | Water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard |
-
2014
- 2014-07-30 CN CN201410368545.8A patent/CN105317447A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2576963Y (en) * | 2002-10-15 | 2003-10-01 | 甘肃工业大学 | Tunnel liner prefab |
| JP2005299099A (en) * | 2004-04-07 | 2005-10-27 | Nippon Steel Corp | Segment for tunnel |
| JP2007262886A (en) * | 2007-06-08 | 2007-10-11 | Kubota Corp | Segment for tunnel |
| CN201614937U (en) * | 2009-08-21 | 2010-10-27 | 上展金属工业股份有限公司 | Tunnel ring-shaped sheet structure |
| CN103270246A (en) * | 2010-12-07 | 2013-08-28 | 韩国建设技术硏究院 | Drain system of shield tunnel lining and method for constructing shield tunnel using same |
| CN203531922U (en) * | 2013-11-04 | 2014-04-09 | 吴成玉 | High-toughness nodular cast iron and reinforced concrete combined tunnel wall plate |
| CN204098936U (en) * | 2014-07-30 | 2015-01-14 | 安瑞隧道壁板科技开发（大连）有限公司 | Water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927251A (en) * | 2016-06-30 | 2016-09-07 | 吴镇 | Shallow embedded magnesium iron-reinforced concrete combined tunnel wall plate |
| CN105927251B (en) * | 2016-06-30 | 2018-06-08 | 吴镇 | Shallow buried type magnesium iron frame-reinforced concrete combination tunnel siding |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101798939B (en) | Maintainable tunnel drainage system | |
| CN201650362U (en) | Maintainable tunnel drainage system | |
| CN204266220U (en) | A kind of plugging device of precipitation well in foundation pit | |
| CN102051869B (en) | High polymer heavy curtain grouting technology | |
| CN105545355A (en) | Drainage structure suitable for tunnel bottom in water-rich rock stratum | |
| CN206386150U (en) | A kind of Underground Subway Station draining and examination and repair system | |
| CN205205856U (en) | Hydraulic engineering retaining wall | |
| CN208793021U (en) | A kind of shield tunnel anti-floating control structure | |
| CN209780957U (en) | Water-rich railway tunnel bottom sluicing decompression and reinforced structure | |
| CN204532364U (en) | Tunneling boring rock tunnel development machine engineering method subway tunnel pressure release type liner structure | |
| CN203531922U (en) | High-toughness nodular cast iron and reinforced concrete combined tunnel wall plate | |
| CN204098936U (en) | Water conservancy diversion slot type high-strength tenacity magnesium iron tunnel wallboard | |
| CN205743928U (en) | Shallow buried type magnesium iron frame type reinforced concrete combination tunnel wallboard | |
| CN105927251B (en) | Shallow buried type magnesium iron frame-reinforced concrete combination tunnel siding | |
| CN105317447A (en) | Flow guide channel type ductile cast iron tunnel wallboard with high strength and toughness | |
| CN208816183U (en) | A kind of tunnel advanced precipitation device | |
| CN204941551U (en) | A kind of subway station of Curve Pipe Jacking supporting and protection structure enlarging shield-tunneling construction | |
| CN208718676U (en) | Combined retaining structure for concrete pipe sheet anchor pole deviation | |
| CN204738309U (en) | Immersed tube tunnel is with holding structure of sealing up a door | |
| CN204646253U (en) | A kind of small interval Four-Lane Road Shallow-buried Large-span Tunnel structure | |
| CN216615867U (en) | A novel soil nail wall structure for city utility tunnel foundation ditch | |
| CN106988748B (en) | High-order parallel heading construction and capacity expansion revamping are the construction method of double line tunnel | |
| CN108979690A (en) | A kind of shield tunnel anti-floating control structure and application method | |
| CN205205831U (en) | Ground even wall defect seepage ends drainage structures | |
| CN205954608U (en) | Drainage floral tube of embedded hose |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160210 |