CN208441876U - A kind of corrugated plating protective device for tunnel portal - Google Patents
A kind of corrugated plating protective device for tunnel portal Download PDFInfo
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- CN208441876U CN208441876U CN201820896078.XU CN201820896078U CN208441876U CN 208441876 U CN208441876 U CN 208441876U CN 201820896078 U CN201820896078 U CN 201820896078U CN 208441876 U CN208441876 U CN 208441876U
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- corrugated plating
- protective device
- bracing frame
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- main bracing
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- 238000007747 plating Methods 0.000 title claims abstract description 143
- 230000001681 protective effect Effects 0.000 title claims abstract description 61
- 238000005265 energy consumption Methods 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 230000007704 transition Effects 0.000 claims description 13
- 239000000758 substrate Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 229910000870 Weathering steel Inorganic materials 0.000 claims 1
- 210000001015 abdomen Anatomy 0.000 claims 1
- 238000010276 construction Methods 0.000 description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model proposes a kind of corrugated plating protective devices for tunnel portal, it include: the main bracing frame for being configured to circular arc arch, the main bracing frame includes several support webs for being fixedly mounted with ground, corrugated plating on the main bracing frame is set, the corrugated plating is installed on the main bracing frame by fixed installation assembly, wherein, the fixed installation assembly includes the angle cleat being mounted in the support webs, energy consumption rubber is equipped between the support webs and the corrugated plating, the concave-convex gasket that consumes energy is equipped in the junction of the corrugated plating and the angle cleat.
Description
Technical field
The utility model relates to the anti-rockfall protection technology fields of tunnel portal, are used for Tunnel more particularly to one kind
The corrugated plating protective device of mouth.
Background technique
In recent years, with the development of China's traffic system, high-speed railway, the construction project of highway are also more and more.Due to
It is limited by railway, highway alignment trend and length, the side of many tunnel's entrance and exits faces upward that slope is high steep, geological conditions is severe, in rain
Under the action of the natural calamities such as water and earthquake, it will form the disasters such as crag, falling rocks and avalanche.Since falling rocks disaster has at random
Property and it is sudden, to its motion path carry out Accurate Prediction it is relatively difficult.Thus such disaster is to tunnel face section and adjacent bridge
Beam, route cause significant damage, seriously jeopardize traffic safety.
For these reasons, it needs that safeguard structure is arranged in such location.Currently, common hole safeguard structure has canopy
Hole, spreading open cut tunnel, the flexible technologies such as steel construction and main passive protection net.
However, existing safeguard structure protection effect, construction feasibility, the construction period and in terms of difference
It is not larger.For example, common armored concrete hangar tunnel and spreading Unburied tunnel construction weight are huge, often need that buried depth is big, section
The big basis of size, difficulty of construction is big, high construction cost.To reduce load when hangar tunnel directly bears rock-fall impact effect, subtract
The self weight of small hangar tunnel and key dimension, reducing the construction costs, generally covered at the top of shed hole structure certain thickness sand gravel or
Soil body bed course, and then play the role of buffering rock-fall impact load, but due to sand gravel or soil body course dead weight
Load is larger, undesirable to the external loads effect for reducing the self weight of structure and being subject to.In addition, in bridge tunnel changeover portion, machinery is set
It is standby to cannot be introduced into construction site, it is larger to fill sand material difficulty.
For flexible steel construction, although the protective capacities of flexible steel construction is stronger, since it is reticular structure, thus
The deformation for easily leading to protecting screen structure is larger, is easy intrusion railway clearance requirement, and the stability of construction period steel arch-shelf is difficult
To be protected.In addition, it cannot protect small particle stone.
Main, dynamic protective net is although structure is simple, quick construction, but its protective capacities is low, and is limited by width of mesh, only
The falling rocks of certain size can be protected.In addition, in the biggish location of the massif gradient, anchor pole and the fixed bracing members difficulty of constructing compared with
Greatly, bracing members, which are not fixed firmly, causes security risk to driving.
Utility model content
For at least some technical problems as described above, the utility model is directed to a kind of wave for tunnel portal
Card protective device, the structure of main bracing frame can effectively enhance the support performance of the corrugated plating protective device.Meanwhile wave
Vibration between card and main bracing frame can be efficiently absorbed, so that reducing tunnel portal corrugated plating reinforces protective device
Vibration, and main bracing frame can disperse the pressure that most of corrugated plating is born, and effectively enhance corrugated plating protection dress
The stress performance set substantially increases the firm performance and security performance of the corrugated plating protective device.In addition, the corrugated plating protects
Device speed of application is fast, and transport of materials is easy for installation, not only increases construction efficiency, and be effectively saved construction cost.
For this purpose, proposing a kind of corrugated plating protective device for tunnel portal according to the utility model, comprising: construction
At the main bracing frame of circular arc arch, the main bracing frame includes several support webs for being fixedly mounted with ground, if
The corrugated plating on the main bracing frame is set, the corrugated plating is installed to the main bracing frame by fixed installation assembly
On, wherein the fixed installation assembly includes the angle cleat being mounted in the support webs, in the support webs and institute
It states and is equipped with energy consumption rubber between corrugated plating, be equipped with the concave-convex gasket that consumes energy in the junction of the corrugated plating and the angle cleat.
In a preferred embodiment, the energy consumption rubber filling the support webs and the chevron-shaped at
Between region.
In a preferred embodiment, the concave-convex gasket of the energy consumption includes weather-proof steel substrate, and is coated on described resistance to
Wait the energy consumption rubber material outside steel substrate.
In a preferred embodiment, it is equipped in the central region of a mounting surface of the concave-convex gasket that consumes energy recessed
Slot, for accepting the valley regions of the corrugated plating.
In a preferred embodiment, the corrugated plating is by multiple wavelet cards by overlapping and installing fixedly connected part
And connection is formed, and the waveform of the corrugated plating extends along the length direction of the main bracing frame.
In a preferred embodiment, between the fixedly connected part and the corrugated plating be equipped with the convex gasket of waterproof and
Spill washer, and the convex gasket of the waterproof and the spill washer are separately positioned on the two sides of the corrugated plating, in the fixation
Locking washer is further respectively had between connector and the convex gasket of the waterproof and spill washer.
In a preferred embodiment, the support webs use I-steel or fashioned iron.
In a preferred embodiment, the support webs use corrugated web, and the waveform of the corrugated web is set as
It is trapezoidal or just, cosine waveform.
In a preferred embodiment, be equipped in the support webs stull that is parallel to the horizontal plane and with the cross
Support the diagonal brace being arranged at an angle.
In a preferred embodiment, the tunnel portal is roadbed and tunnel transition section or bridge and tunnel transition
Section.
Corrugated plating protective device according to the present utility model for tunnel portal is protected with traditional armored concrete etc.
Structure is compared, with many merits.For example, the corrugated board structures intensity in the corrugated plating protective device is high, stress and deformation
It is adaptable, there is preferable antidetonation, shock resistance, and the corrugated plating protective device working procedure is simple, high-efficient, applies
The work period is short, and project cost is low, structure is beautiful.Meanwhile aseptic technic is used, to effectively extend corrugated plating protection dress
The service life set.
Detailed description of the invention
The utility model is illustrated below with reference to accompanying drawings.
Fig. 1 shows the structure of the corrugated plating protective device according to the present utility model for tunnel portal.
Fig. 2 shows the structure of the main bracing frame in corrugated plating protective device shown in Fig. 1.
Fig. 3 shows the structure of one embodiment of the support webs in main bracing frame shown in Fig. 2.
Fig. 4,5,6,7 show the structure of another embodiment of the support webs in main bracing frame shown in Fig. 2.
Fig. 8 shows the connection structure of corrugated plating and main bracing frame in corrugated plating protective device shown in Fig. 1.
Fig. 9 and 10 shows the structure of the concave-convex gasket of the energy consumption between corrugated plating and main bracing frame shown in Fig. 3.
Figure 11 and 12 shows the bridging arrangement between corrugated plating.
Figure 13 shows that the corrugated plating protective device according to the present utility model for tunnel portal is installed to roadbed and tunnel
The structure of road changeover portion.
Figure 14 shows the amplification diagram of region A in Figure 13.
Figure 15 shows that the corrugated plating protective device according to the present utility model for tunnel portal is installed to bridge and tunnel
The structure of road changeover portion.
In this application, all attached drawings are schematical attached drawing, are merely to illustrate the principles of the present invention, and not
It is drawn to scale.
Specific embodiment
The utility model is introduced below by attached drawing.
Fig. 1 shows the structure of the corrugated plating protective device 200 according to the present utility model for tunnel portal.Such as Fig. 1
Shown, corrugated plating protective device 200 includes main bracing frame 100, and corrugated plating 120 is equipped on main bracing frame 100.Corrugated plating
120 are installed on main bracing frame 100 by fixed installation assembly 210.The structure of main bracing frame 100 can effectively enhance this
The support performance of corrugated plating protective device 200.Meanwhile main bracing frame 100 can disperse the pressure that most of corrugated plating 120 is born
Power effectively enhances the stress performance of the corrugated plating protective device 200, substantially increases the steady of the corrugated plating protective device 200
Solidity energy and security performance.
Fig. 2 shows the main bracing frame of the corrugated plating protective device 200 according to the present utility model for tunnel portal
100 structure.As shown in Fig. 2, main bracing frame 100 is configured to circular arc domes.Main bracing frame 100 includes several supports
Web 110, support webs 110 are used for and determine face fixed installation.Several support webs 110 are along the length side of main bracing frame 100
To evenly-spaced distribution.Installation is connected with several stulls 101 between support webs 110, and stull 101, which is parallel to the horizontal plane, to be set
It sets.The diagonal brace 102 being arranged at an angle with stull 101 is also equipped between support webs 110.For example, diagonal brace 102 and cross
Support 101 can be in 45 degree of angle settings.This structure of main bracing frame 100 bears pressure more particularly to enhance main bracing frame 100
Performance and stability, can effectively enhance the stress-bearing capability of corrugated plating protective device 200.
In the present embodiment, channel steel base (not shown) is fixedly connected in the bottom of main bracing frame 100.Work progress
In, concrete foundation is equipped in the bottom of corrugated plating protective device 200.Channel steel base is used to be arranged in concrete foundation, from
And the main bracing frame of corrugated plating protective device 200 100 is fixed in corrugated plating protective device 200.
According to the utility model, corrugated plating 120 is equipped on main bracing frame 100, corrugated plating 120 is arranged in body supports
On the outer surface of frame 100.As shown in Fig. 2, corrugated plating 120 is installed to the branch in main bracing frame 100 by fixed installation assembly
It supports on web 110.I-steel or fashioned iron can be used in support webs 110, implements at one, and work can be used in support webs 110
Word steel or fashioned iron.As shown in figure 3, include the gusset 110 as main body using the support webs 110 of I-steel or fashioned iron, and
It is symmetricly set on the fixed plate 112 at 111 both ends of gusset.This structure of support webs 110 can effectively ensure that support webs 110
Stress performance and stability.
In one embodiment, corrugated web can be used in support webs 310.As shown in Figures 4 and 5, using corrugated web
Support webs 310 include the gusset 311 as main body, and are symmetricly set on the fixed plate 312 at 311 both ends of gusset.According to this
Utility model, the waveform of the gusset 311 of corrugated web can be set to it is trapezoidal or just, cosine waveform.As shown in Figures 6 and 7, it is shown that
The waveform of the gusset 311 of corrugated web.This structure of the gusset 311 of support webs 310 can further enhance support webs
310 stress performance and stability.
The utility model is further described so that support webs 110 are using I-steel or fashioned iron as an example below.
According to the utility model, fixed installation assembly includes angle cleat 150.As shown in figure 8, angle cleat 150 is installed
On the gusset 111 of support webs 110.The valley regions of corrugated plating 120 are contacted with angle cleat 150.In one embodiment,
Corrugated plating 120 is formed a fixed connection by components such as bolt and nuts with angle cleat 150.In corrugated plating 120 and angle cleat 150
Junction is equipped with the concave-convex gasket 140 that consumes energy, the feelings that the concave-convex gasket 140 that consumes energy can shake in corrugated plating 120 or support webs 110
Vibration energy is absorbed under condition, to reduce the vibration on 200 basis of corrugated plating protective device, prevents fixed installation assembly from loosening, has
Effect improves the firm performance between corrugated plating 120 and body supports plate 100.
According to the utility model, in 120 engineering of corrugated plating, in one end of the wave crest and support webs 110 of corrugated plating 120
Filled with energy consumption rubber 130 between fixed plate 112.Energy consumption rubber 130 can absorb between corrugated plating 120 and support webs 110
The vibration of generation enhances the steady of corrugated plating protective device 200 to reduce the vibration of main bracing frame 100 Yu corrugated plating 120
Solidity.Meanwhile the rubber 120 that consumes energy enables to support webs 110 to provide support to corrugated plating 120, to effectively enhance ripple
The bending bearing capacity of plate 120 further increases the stability of corrugated plating protective device 200.
Fig. 9 and Figure 10 shows the structure for the concave-convex gasket 140 that consumes energy.As shown in figure 9, the concave-convex gasket 140 that consumes energy includes resistance to
Steel substrate 141 is waited, is equipped with energy consumption rubber material 142 in the outside of weather-proof steel substrate 141, energy consumption 142 clad type of rubber material is set
It sets in the outside of weather-proof substrate 141.As shown in Figure 10, consume energy concave-convex gasket 140 a pressure-bearing surface central region be equipped with to
The groove of indent.It, in this way can be effective in the corresponding groove for being installed to the concave-convex gasket 140 that consumes energy of the valley regions of corrugated plating 120
Enhance the stability between corrugated plating 120 and main bracing frame 100.In addition, being equipped with installation at the center for the concave-convex gasket 140 that consumes energy
Hole 143, mounting hole 143 is for installing bolt assembly so that corrugated plating 120 is fixed to main bracing frame 100.The concave-convex pad of energy consumption
Piece 140 can effectively absorb the vibration between corrugated plating 120 and main bracing frame 100, to reduce corrugated plating 120 and main body branch
The vibration of support 100 enhances the stability of corrugated plating protective device 200, it is ensured that the safety of corrugated plating protective device 200
Energy.
Figure 11 and Figure 12 shows the bridging arrangement between different corrugated platings 120.As is illustrated by figs. 11 and 12, corrugated plating
120 form connection, the overlap joint of different corrugated platings 120 by overlapping and installing fixedly connected part by multiple wavelet cards.?
In one embodiment, fixedly connected part can pass through the fixed group such as bolt and nut in lap-joint using bolt and nut fixation kit
Part makes adjacent corrugated plating 120 form a fixed connection.The convex gasket of waterproof is equipped between the components such as bolt and nut and corrugated plating 120
160 and spill washer 170, the convex gasket 160 of waterproof and spill washer 170 be separately positioned on inside and outside corrugated plating 120.Such as figure
Shown in 5, the convex gasket 160 of waterproof includes weather-proof steel substrate, is equipped with energy consumption rubber in the outside of weather-proof steel substrate.The convex gasket of waterproof
A 160 installation pressure-bearing surface is arranged to the globoidal structure of convex, which can be with the wave crest or wave of corrugated plating 120
Paddy matches.In addition, being equipped with mounting hole 161 at the center of the convex gasket 160 of waterproof, it is different to install connection to be used to install bolt
Corrugated plating 120.This structure of the convex gasket 160 of waterproof can guarantee close between the convex gasket 160 of waterproof and corrugated plating 120
Cooperation, to guarantee the waterproof performance of 120 junction of corrugated plating, meanwhile, the convex gasket 160 of waterproof can absorb corrugated plating 120 it
Between the vibration that generates, to enhance the stability between corrugated plating 120.
In one embodiment, spill washer 170 uses rubber material.In an installation pressure-bearing surface of spill washer 170
It is equipped with the groove to concave, the structure of the groove can match with the wave crest of corrugated plating 120 or the structure of trough, in this way
It can effectively ensure that the tightness of fixing piece, so that it is guaranteed that the stability of the connection of corrugated plating 120.
In addition, fixedly connected part loosens in order to prevent, in fixedly connected part and the convex gasket 160 of waterproof and spill washer
Locking washer 180 is respectively equipped between 170.In one embodiment, locking washer 180 is arranged to tooth-shape structure, and with
The convex gasket 160 of waterproof and 170 Matching installation of spill washer, to prevent fixedly connected part from generating loosening.180 energy of locking washer
Enough effectively prevent fixedly connected part because corrugated plating 120 vibration caused by loosen, it is ensured that corrugated plating 120 connect stability
Energy.
In one embodiment, corrugated plating 120 is made of Steel material.This make corrugated plating 120 have it is good support with
The performance of stress is carried, and 120 structural strength of corrugated plating is high, stress and deformation are adaptable, have preferable antidetonation, anti-impact
Hit performance.The waveform of corrugated plating 120 is extended along the length direction of main bracing frame 100, can guarantee corrugated plating in this way
The stress of protective device 200 is born by the waveform configuration of corrugated plating 120, so that 120 stress of corrugated plating will not longitudinally successively decrease, is increased
The strong performance of the receiving pressure of corrugated plating protective device 200, to guarantee that corrugated plating protective device 200 will not longitudinal tear.
Corrugated plating protective device 200 according to the present utility model for tunnel portal, is particularly suitable for roadbed and tunnel
Changeover portion and bridge and tunnel transition section.Wherein, tunnel portal is roadbed and tunnel transition section or bridge and tunnel transition
Section.
Figure 13 show the corrugated plating protective device 200 according to the present utility model for tunnel portal be installed to roadbed with
The structure of tunnel transition section.As shown in figure 13, it presets in roadbed and tunnel transition section for installing corrugated plating protective device
200 concrete bearing 260.In one embodiment, the width of concrete bearing is set as 100cm, is highly set as 90cm.
Figure 13 shows the amplification diagram of the a-quadrant in Figure 14.As shown in figure 14, pre-embedded anchoring bolts 261 in concrete bearing.Ground
Pre-buried depth of the foot bolt 261 in concrete bearing 260 is greater than 35cm.In addition, passing through adjusting to guarantee that steelframe connection is smooth
The height of concrete bearing 260 is unified by holder top elevation.When construction, the main bracing frame 100 of corrugated plating protective device 200
It is installed on concrete support seat 260 by fixation kits such as bolt and nuts, to being arranged corrugated plating protective device 200 on road
Base and tunnel transition section realize the protection at roadbed and tunnel transition section.
Figure 15 show the corrugated plating protective device 200 according to the present utility model for tunnel portal be installed to bridge with
The structure of tunnel transition section.As shown in figure 15, corrugated plating protective device 200 is arranged at tunnel face, and is in bridge beam body 360
Surface.When construction, the bottom of the main bracing frame 100 of corrugated plating protective device 200 is fixedly installed to 260 liang of bridge beam body
In the basic crossbeam 361 of side.Basic crossbeam 361 is arranged on the bridge pier 363 of bridge two sides, and basic crossbeam 361 is by concrete
It pours.Corrugated plating protective device 200 be fixed on concreting at basic crossbeam 361 on, so that corrugated plating be protected
The setting of device 200 realizes the protection at bridge and tunnel transition section in bridge and tunnel transition section.
Corrugated plating protective device 200 according to the present utility model for tunnel portal, main bracing frame 100 is by setting
There is stull 101 with diagonal brace 102 stress performance of main bracing frame 100 to be enhanced.Meanwhile on main bracing frame 100
Corrugated plating 120 is installed, corrugated plating 120 is fixed on main bracing frame 100 by fixed installation assembly.In main bracing frame
Corrugated plating is effectively enhanced by filling energy consumption rubber 130 between 100 support webs 110 and the peak regions of corrugated plating 120
120 carrying stress-bearing capability.The valley regions of corrugated plating 120 are installed on main bracing frame 100 by fixedly connected part, and are led to
The concave-convex gasket 140 of setting energy consumption between corrugated plating 120 and fixedly connected part is crossed, corrugated plating 120 and main body branch are greatly reduced
Vibration between support 100 enhances the stability of corrugated plating Yu main bracing frame 100, to improve corrugated plating protection dress
Set 200 security performance.Meanwhile main bracing frame 100 passes through the energy consumption that is filled between corrugated plating 120 and support webs 110
Rubber 130 and the concave-convex gasket 140 that consumes energy can disperses the pressure of most of receiving of corrugated plating 120, greatly strengthen corrugated plating 120 and
It is anti-to improve corrugated plating to enhance the stress performance of corrugated plating protective device 200 for the stress performance of main bracing frame 100
The security performance of protection unit 200.In addition, 200 working procedure of corrugated plating protective device is simple, construction efficiency is high, and the period is short, and
Project cost is low, structure is beautiful.Meanwhile aseptic technic is used, to effectively extend the use longevity of corrugated plating protective device 200
Life.
Finally it should be noted that the foregoing is merely the preferred embodiments of the utility model, do not constitute to this
Any restrictions of utility model.Although the utility model is described in detail referring to foregoing embodiments, for
For those skilled in the art, it can still modify to technical solution documented by previous embodiment, or to wherein
Some technical characteristics are equivalently replaced.Within the spirit and principle of the utility model, it is made it is any modification, equally replace
It changes, improve, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of corrugated plating protective device (200) for tunnel portal characterized by comprising
It is configured to the main bracing frame (100) of circular arc arch, the main bracing frame includes several for being fixedly mounted with ground
Support webs (110),
Corrugated plating (120) on the main bracing frame is set, and the corrugated plating is installed to by fixed installation assembly (210)
On the main bracing frame,
Wherein, the fixed installation assembly includes the angle cleat (150) being mounted in the support webs, in the support abdomen
It is equipped with energy consumption rubber (130) between plate and the corrugated plating, is equipped with consumption in the junction of the corrugated plating and the angle cleat
It can concave-convex gasket (140).
2. corrugated plating protective device according to claim 1, which is characterized in that the energy consumption rubber filling is in the support
Web and the chevron-shaped at region between.
3. corrugated plating protective device according to claim 1, which is characterized in that the concave-convex gasket of the energy consumption includes weathering steel
Substrate (141), and it is coated on the energy consumption rubber material (142) outside the weather-proof steel substrate.
4. corrugated plating protective device according to claim 3, which is characterized in that in a peace of the concave-convex gasket that consumes energy
The central region in dress face is equipped with groove, for accepting the valley regions of the corrugated plating.
5. corrugated plating protective device according to any one of claims 1 to 4, which is characterized in that the corrugated plating is by more
A sub- corrugated plating forms connection by overlapping and installing fixedly connected part, and the waveform of the corrugated plating is along the main body branch
The length direction of support extends.
6. corrugated plating protective device according to claim 5, which is characterized in that in the fixedly connected part and the ripple
The convex gasket of waterproof (160) and spill washer (170) are equipped between plate, and the convex gasket of the waterproof and the spill washer are set respectively
It sets in the two sides of the corrugated plating, is further respectively had between the fixedly connected part and the convex gasket of the waterproof and spill washer
Locking washer (180).
7. corrugated plating protective device according to claim 1, which is characterized in that the support webs use I-steel or type
Steel.
8. corrugated plating protective device according to claim 1, which is characterized in that the support webs use corrugated web,
The waveform of the corrugated web be set as it is trapezoidal or just, cosine waveform.
9. corrugated plating protective device according to claim 1, which is characterized in that be equipped with and level in the support webs
The parallel stull in face (101) and the diagonal brace (102) being arranged at an angle with the stull.
10. corrugated plating protective device according to claim 1, which is characterized in that the tunnel portal is roadbed and tunnel
Changeover portion or bridge and tunnel transition section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820896078.XU CN208441876U (en) | 2018-06-11 | 2018-06-11 | A kind of corrugated plating protective device for tunnel portal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820896078.XU CN208441876U (en) | 2018-06-11 | 2018-06-11 | A kind of corrugated plating protective device for tunnel portal |
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| CN208441876U true CN208441876U (en) | 2019-01-29 |
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| CN201820896078.XU Active CN208441876U (en) | 2018-06-11 | 2018-06-11 | A kind of corrugated plating protective device for tunnel portal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812278A (en) * | 2019-03-21 | 2019-05-28 | 招商局重庆交通科研设计院有限公司 | A kind of zero earthing corrugated plating is into hole structure |
| CN110397453A (en) * | 2019-07-19 | 2019-11-01 | 中交第一公路勘察设计研究院有限公司 | The advanced stress release pilot tunnel supporting construction of the assembled of recycling and construction method |
| CN110410099A (en) * | 2019-05-09 | 2019-11-05 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | It is a kind of using corrugated plating come the construction method of Strengthening Tunnel |
| CN111779508A (en) * | 2020-06-29 | 2020-10-16 | 中铁第一勘察设计院集团有限公司 | Tunnel structure |
| CN112627845A (en) * | 2020-12-18 | 2021-04-09 | 兰州铁道设计院有限公司 | Steel-concrete composite structure for protecting tunnel portal of operation railway and construction method thereof |
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2018
- 2018-06-11 CN CN201820896078.XU patent/CN208441876U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109812278A (en) * | 2019-03-21 | 2019-05-28 | 招商局重庆交通科研设计院有限公司 | A kind of zero earthing corrugated plating is into hole structure |
| CN110410099A (en) * | 2019-05-09 | 2019-11-05 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | It is a kind of using corrugated plating come the construction method of Strengthening Tunnel |
| CN110397453A (en) * | 2019-07-19 | 2019-11-01 | 中交第一公路勘察设计研究院有限公司 | The advanced stress release pilot tunnel supporting construction of the assembled of recycling and construction method |
| CN110397453B (en) * | 2019-07-19 | 2024-02-27 | 中交第一公路勘察设计研究院有限公司 | Assembly type advanced stress release pilot tunnel supporting structure capable of being recycled and construction method |
| CN111779508A (en) * | 2020-06-29 | 2020-10-16 | 中铁第一勘察设计院集团有限公司 | Tunnel structure |
| CN111779508B (en) * | 2020-06-29 | 2022-03-22 | 中铁第一勘察设计院集团有限公司 | Tunnel structure |
| CN112627845A (en) * | 2020-12-18 | 2021-04-09 | 兰州铁道设计院有限公司 | Steel-concrete composite structure for protecting tunnel portal of operation railway and construction method thereof |
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