CN108842641A - Steel construction energy dissipating hangar tunnel - Google Patents
Steel construction energy dissipating hangar tunnel Download PDFInfo
- Publication number
- CN108842641A CN108842641A CN201810836584.4A CN201810836584A CN108842641A CN 108842641 A CN108842641 A CN 108842641A CN 201810836584 A CN201810836584 A CN 201810836584A CN 108842641 A CN108842641 A CN 108842641A
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- frame
- upright
- steel construction
- energy dissipating
- ceiling
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a kind of steel construction energy dissipating hangar tunnels, including being set to the upright of frame of road both lateral sides and being set to the ceiling on upright of frame top, the upright of frame and ceiling are steel construction, and the top surface of the ceiling is transversely obliquely installed down and is vertically provided with elastic buffer construction between ceiling and upright of frame；By being vertically provided with upper elastic buffer construction between ceiling and upright of frame, conducive to reduction falling rocks to the momentum of steel construction energy dissipating hangar tunnel, simultaneously, the top surface of ceiling is set as transversely tilting down from inside to outside, it is tumbled conducive to falling rocks, it further increases shock resistance, while guaranteeing that hangar tunnel anti-impact force is big, hangar tunnel cost is effectively reduced, shortens the construction period and maintenance easy to maintain.
Description
Technical field
The present invention relates to slope treatment fields, and in particular to a kind of steel construction energy dissipating hangar tunnel.
Background technique
Since the high slope in mountain is steep, ravines and guillies criss-cross, features as poor geologic condition, geological disaster takes place frequently, especially side slope crag avalanche by road
Caused Rolling Stone, falling rocks disaster are serious, bring severe challenge to transport development and transportation safety.Especially mountain highway side slope is shallow
Surface layer slides and the Highway Geological Disasters problems such as high gradient slope Rolling Stone, falling rocks, general public by setting concrete hangar tunnel protection
Road, and the disadvantages of existing highway armored concrete hangar tunnel cost is high, long in time limit, maintenance difficult, meanwhile, existing railway tunnel hole
The deficiencies such as steel structure hangar tunnel anti-impact force is poor, structural system is unreasonable, industrialized level is low.
Therefore, in order to solve the above problem, a kind of steel construction energy dissipating hangar tunnel is needed, can guarantee big same of hangar tunnel anti-impact force
When, hangar tunnel cost is effectively reduced, shortens the construction period and maintenance easy to maintain.
Summary of the invention
In view of this, providing steel construction energy dissipating hangar tunnel, Neng Goubao the purpose of the present invention is overcoming defect in the prior art
Demonstrate,prove hangar tunnel anti-impact force it is big while, hangar tunnel cost is effectively reduced, shortens the construction period and maintenance easy to maintain.
Steel construction energy dissipating hangar tunnel of the invention, it is vertical including being set to the upright of frame of road both lateral sides and being set to frame
The ceiling of top end, the upright of frame and ceiling are steel construction, and the top surface of the ceiling is transversely obliquely installed and pushes up down
Elastic buffer construction is vertically provided between canopy and upright of frame.
Further, the ceiling includes being set to interior upper pillar stand above road both lateral sides, outer upper pillar stand and being connected to
Oblique crossbeam between interior upper pillar stand and outside upper column top, the oblique crossbeam are more and distribution setting along longitudinal direction, two-phase
The more purlins being transversely distributed are provided between adjacent oblique crossbeam, covering is provided with barrier layer on the purlin；The upper bullet
Property absorbing structure include be set to interior upper pillar stand bottom end interior upper elastic buffer it is configured and disposed upper outer in outside upper column lower end
Upper elastic buffer construction.
Further, the purlin is arc line shaped, inverted V-shaped or linear.
Further, horizontal gird is further fixedly arranged between the upright of frame of two lateral faces；The upright of frame is along vertical
To being set as more, lower horizontal girder is fixedly installed between two longitudinally adjacent upright of frame；The interior upper pillar stand and outside upper vertical
Longitudinally disposed column difference is more, and interior upper horizontal girder, two longitudinal phases are fixedly installed between two longitudinally adjacent interior upper pillar stands
Outside upper horizontal girder is fixedly installed between adjacent outer upper pillar stand.
Further, the coefficient of elasticity of the interior upper elastic buffer construction is greater than the coefficient of elasticity of outside upper elastic buffer construction；
Oblique crossbeam transversely tilts down from inside to outside.
Further, the inside and outside upper elastic buffer construction includes the column for being fixed on interior upper pillar stand or outside upper column bottom
Bottom plate, the abacus for being fixed on frame rod end and the upper damping assembly being set between column base plate and column base plate；The column
It is additionally provided between bottom plate and abacus for making column base plate and the abacus guide and limit that vertically single-degree-of-freedom is slidably matched
Mechanism.
Further, the guide and limit mechanism is the guide rod for being fixed on column base plate bottom surface or capital plate top surface, the column
Top plate or column base plate correspond to the guide rod and are provided with pilot hole.
Further, Rubber shock-absorbing pad is additionally provided between the column base plate and abacus；The column base plate and abacus are equal
For rectangular slab, the single side of column base plate and abacus is separately provided for the limited block of vertical spacing, and institute's limited block is
Channel steel shape is simultaneously snapped in column base plate and abacus.
Further, lower elastic buffer construction is additionally provided between the upright of frame and ground；The lower elastic buffer structure
Make including be fixed on upright of frame bottom lower plate, be fixed on the ground bottom plate of ground base and be set to lower plate and ground bottom plate
Between vertical guiding mechanism and lower vibration-damped component, the vertical guiding mechanism include lower end be fixed on ground bottom plate guiding inner sleeve,
The guiding housing and upper end that are coated at guiding inner sleeve are fixed on the intermediate sliding sleeve of lower plate bottom surface, and the guiding inner sleeve and guiding are outer
The guide chute vertically laid is formed between set, is formed in intermediate sliding sleeve lower end insertion guide chute and is slid vertically cooperation, and
The retention bead for being detached from guide chute for limiting intermediate sliding sleeve is provided at the top of guide chute, the lower vibration-damped component is setting
In the disc spring or column spring that are used for vertical vibration damping in intermediate sliding sleeve.
Further, the anchor pole for fixed frame column is additionally provided with positioned at the upright of frame of laterally inboard.
The beneficial effects of the invention are as follows：A kind of steel construction energy dissipating hangar tunnel disclosed by the invention, by vertical in ceiling and frame
Elastic buffer construction is vertically provided between column, conducive to falling rocks is reduced to the momentum of steel construction energy dissipating hangar tunnel, meanwhile, it will push up
The top surface of canopy is set as transversely tilting down from inside to outside, tumbles conducive to falling rocks, further increases shock resistance, guarantees canopy
While hole anti-impact force is big, hangar tunnel cost is effectively reduced, shortens the construction period and maintenance easy to maintain.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of upper elastic buffer construction in the present invention；
Fig. 3 is the structural schematic diagram of lower elastic buffer construction in the present invention；
Fig. 4 is the right side view of Fig. 1.
Specific embodiment
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is the structural schematic diagram of upper elastic buffer construction in the present invention, and Fig. 3 is
The structural schematic diagram of lower elastic buffer construction in the present invention, Fig. 4 is the right side view of Fig. 1, as shown, the steel in the present embodiment
Structure energy dissipating hangar tunnel, including being set to the upright of frame 1 of road both lateral sides and being set to the ceiling on 1 top of upright of frame, institute
State upright of frame 1 and ceiling be steel construction, the top surface of the ceiling be transversely obliquely installed down and ceiling and upright of frame 1 it
Between be vertically provided with elastic buffer construction；The top surface of the ceiling transversely tilts down from inside to outside, inside expression road
Road backer side, on the contrary it is outside；The longitudinally disposed upright of frame 1 is more, and cooperation ceiling forms shed hole structure, is passed through
It is vertically provided with upper elastic buffer construction between ceiling and upright of frame 1, is conducive to reduce falling rocks to steel construction energy dissipating hangar tunnel
Momentum, meanwhile, the top surface of ceiling is set as transversely tilting down from inside to outside, tumbles, further increases conducive to falling rocks
Shock resistance is effectively reduced hangar tunnel cost, shortens the construction period and maintenance easy to maintain while guaranteeing that hangar tunnel anti-impact force is big.
In the present embodiment, the ceiling includes interior upper pillar stand 2,3 and of outer upper pillar stand being set to above road both lateral sides
The oblique crossbeam 4 being connected between 3 top of interior upper pillar stand 2 and outer upper pillar stand, the oblique crossbeam 4 are more and are distributed along longitudinal direction
It is arranged, the more purlins being transversely distributed 5 is provided between two adjacent oblique crossbeams 4, covering is provided with blocking on the purlin 5
Layer；The upper elastic buffer construction is configured and disposed in outside upper vertical including the interior upper elastic buffer for being set to interior 2 bottom end of upper pillar stand
The upper outside upper elastic buffer construction in 3 lower end of column；The tilt angle of oblique crossbeam 4 is 3-7 °, preferably 5 °；Pass through above structure top
The setting of canopy, it is high conducive to the structural strength of ceiling, while facilitating the installation of ceiling, it is conducive to shorten assembly period.
In the present embodiment, the purlin 5 is arc line shaped, inverted V-shaped or linear；The purlin 5 is steel construction, arcuate structure
5 protrusion direction of purlin vertically upwards, more conducively purlin 5 occur elastic deformation, improve impact resistance；And inverted V-shaped structure
Purlin 5 be easily formed inverted V-shaped shed top surface, sharp portion is conducive to the stone that declines, and it is plane that linear purlin 5, which is conducive to ceiling, outside
Shape is more attractive.
In the present embodiment, horizontal gird 6 is further fixedly arranged between the upright of frame 1 of two lateral faces；The frame is vertical
Longitudinally disposed column 1 is more, is fixedly installed lower horizontal girder 7 between two longitudinally adjacent upright of frame 1；The interior upper pillar stand
2 and outer upper pillar stand 3 distinguish longitudinally disposed for more, be fixedly installed between two longitudinally adjacent interior upper pillar stands 2 interior horizontal vertical
Beam 8 is fixedly installed outside upper horizontal girder 8 between two longitudinally adjacent outer upper pillar stands 3；Between longitudinal two adjacent upright of frame 1 also
It is provided with X-shaped diagonal brace 9, further increases the fixing intensity of upright of frame 1, improves integrally-built intensity.
In the present embodiment, the coefficient of elasticity of the interior upper elastic buffer construction is greater than the elasticity system of outside upper elastic buffer construction
Number；Oblique crossbeam 4 transversely tilts down from inside to outside；When blanking impacts ceiling downwards, ceiling is in different coefficient of elasticity
Micro rotation can occur under the collective effect of interior upper elastic buffer construction and outside upper elastic buffer construction, further decrease momentum,
Improve impact resistance.
In the present embodiment, the inside and outside upper elastic buffer construction includes being fixed on 3 bottom of interior upper pillar stand 2 or outer upper pillar stand
The column base plate 10 in portion, the abacus 11 for being fixed on frame rod end and be set between column base plate 10 and column base plate 10 on subtract
Shake component；It is additionally provided between the column base plate 10 and abacus 11 for keeping column base plate 10 and abacus 11 vertically single free
Spend the guide and limit mechanism being slidably matched；The upper damping assembly is four column springs, and four column springs are in the horizontal plane
Distribution.
In the present embodiment, the guide and limit mechanism is the guiding for being fixed on 11 top surface of 10 bottom surface of column base plate or abacus
The corresponding guide rod of bar, the abacus 11 or column base plate 10 is provided with pilot hole；Certainly, the column base plate 10 and abacus
11 can be provided with pilot hole, and a guide rod realizes guide and limit through two pilot holes, meanwhile, it can be also fixedly installed in column
It is coated at the guide sleeve of guide rod, further increases the stability of guide and limit.
In the present embodiment, Rubber shock-absorbing pad 12 is additionally provided between the column base plate 10 and abacus 11；The column base plate
10 and abacus 11 are rectangular slab, and the single side of column base plate 10 and abacus 11 is separately provided for the limit of vertical spacing
Two limited blocks are arranged in block 13, single side, and the limited block 13 is channel steel shape and is snapped in column base plate 10 and abacus
11；Rubber shock-absorbing pad 12 combines column spring shock absorption, is conducive to improve damping effect, and limited block 13 is for avoiding column base plate 10
With abacus 11 spring reset elastic force effect under separating distance it is excessive and cause guide rod be detached from pilot hole.
In the present embodiment, lower elastic buffer construction is additionally provided between the upright of frame 1 and ground；The lower elasticity is slow
Punching construction includes the lower plate 14 for being fixed on 1 bottom of upright of frame, is fixed on the ground bottom plate 15 of ground base and is set to bottom
Vertical guiding mechanism and lower vibration-damped component between plate 14 and ground bottom plate 15, the vertical guiding mechanism includes that ground end is fixed in lower end
The intermediate sliding of 14 bottom surface of lower plate is fixed in the guiding inner sleeve 16 of plate 15, the guiding housing for being coated at guiding inner sleeve 16 and upper end
Set forms the guide chute 18 vertically laid, intermediate sliding sleeve lower end insertion between the guiding inner sleeve 16 and guiding housing 17
It is formed in guide chute 18 and slides vertically cooperation, and the top of guide chute 18 is provided with and leads for limiting the intermediate disengaging of sliding sleeve 19
To the retention bead 21 of sliding slot 18, the lower vibration-damped component is to be set to disc spring 20 or column that vertical vibration damping is used in intermediate sliding sleeve 19
Shape spring；The column base plate 10 is provided with deep floor, the abacus with corresponding interior upper pillar stand 2 or 3 bracket of outer upper pillar stand
Deep floor 23 is also equipped between 11 and upright of frame 1；The bottom cylindrical of the intermediate sliding sleeve is fixedly installed outer bulge loop 22,
The outer bulge loop 22 vertically stops cooperation to realize middle slip limit with retention bead 21.
In the present embodiment, the anchor pole 24 for fixed frame column 1 is additionally provided with positioned at the upright of frame 1 of laterally inboard；
As shown, anchor pole 24 is conducive to improve the anti-ability of toppling over of upright of frame 1, guarantee that the overall structural strength of hangar tunnel is big.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (10)
1. a kind of steel construction energy dissipating hangar tunnel, it is characterised in that：Including being set to the upright of frame of road both lateral sides and being set to
The ceiling on upright of frame top, the upright of frame and ceiling are steel construction, and transversely lower inclination is set for the top surface of the ceiling
It sets and is vertically provided with elastic buffer construction between ceiling and upright of frame.
2. steel construction energy dissipating hangar tunnel according to claim 1, it is characterised in that：The ceiling includes being set to road transverse direction
Interior upper pillar stand, outer upper pillar stand and the oblique crossbeam being connected between interior upper pillar stand and outside upper column top of two upper sides, it is described
Oblique crossbeam is more and distribution setting along longitudinal direction, is provided with the more purlins being transversely distributed between two adjacent oblique crossbeams,
Covering is provided with barrier layer on the purlin；The upper elastic buffer construction includes the interior upper elasticity for being set to interior upper pillar stand bottom end
Absorbing structure is constructed with the upper outside upper elastic buffer of outside upper column lower end is set to.
3. steel construction energy dissipating hangar tunnel according to claim 2, it is characterised in that：The purlin is arc line shaped, inverted V-shaped or straight
It is linear.
4. steel construction energy dissipating hangar tunnel according to claim 3, it is characterised in that：Between the upright of frame of two lateral faces also
It is fixedly installed horizontal gird；The longitudinally disposed upright of frame is more, and fixation is set between two longitudinally adjacent upright of frame
It is equipped with lower horizontal girder；It is more that the interior upper pillar stand and outer upper pillar stand, which are distinguished longitudinally disposed, two longitudinally adjacent interior upper pillar stands
Between be fixedly installed interior upper horizontal girder, be fixedly installed outside upper horizontal girder between two longitudinally adjacent outer upper pillar stands.
5. steel construction energy dissipating hangar tunnel according to claim 2, it is characterised in that：The elasticity of the interior upper elastic buffer construction
Coefficient is greater than the coefficient of elasticity of outside upper elastic buffer construction；Oblique crossbeam transversely tilts down from inside to outside.
6. steel construction energy dissipating hangar tunnel according to claim 2, it is characterised in that：The inside and outside upper elastic buffer construction is equal
Including being fixed on the column base plate of interior upper pillar stand or outside upper column bottom, being fixed on the abacus of frame rod end and being set to column
Upper damping assembly between bottom plate and column base plate；It is additionally provided between the column base plate and abacus for making column base plate and capital
The plate guide and limit mechanism that vertically single-degree-of-freedom is slidably matched.
7. steel construction energy dissipating hangar tunnel according to claim 6, it is characterised in that：The guide and limit mechanism is to be fixed on column
The guide rod of bottom plate bottom surface or capital plate top surface, the abacus or column base plate correspond to the guide rod and are provided with pilot hole.
8. steel construction energy dissipating hangar tunnel according to claim 6, it is characterised in that：It is also set between the column base plate and abacus
It is equipped with Rubber shock-absorbing pad；The column base plate and abacus are rectangular slab, and the single side of column base plate and abacus is respectively arranged with
For the limited block of vertical spacing, institute's limited block is channel steel shape and is snapped in column base plate and abacus.
9. steel construction energy dissipating hangar tunnel according to claim 1, it is characterised in that：It is also set between the upright of frame and ground
It is equipped with lower elastic buffer construction；The lower elastic buffer construction includes the lower plate for being fixed on upright of frame bottom, is fixed on ground
The ground bottom plate on face basis and the vertical guiding mechanism being set between lower plate and ground bottom plate and lower vibration-damped component, the vertical guiding
Mechanism include lower end be fixed on ground bottom plate guiding inner sleeve, be coated at be oriented to inner sleeve guiding housing and upper end be fixed on lower plate
The intermediate sliding sleeve of bottom surface forms the guide chute vertically laid between the guiding inner sleeve and guiding housing, under intermediate sliding sleeve
It is formed in end insertion guide chute and slides vertically cooperation, and be provided at the top of guide chute and led for limiting intermediate sliding sleeve disengaging
To the retention bead of sliding slot, the lower vibration-damped component is to be set to disc spring or column spring that vertical vibration damping is used in intermediate sliding sleeve.
10. steel construction energy dissipating hangar tunnel according to claim 1, it is characterised in that：Positioned at laterally inboard upright of frame also
It is provided with the anchor pole for fixed frame column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810836584.4A CN108842641B (en) | 2018-07-26 | 2018-07-26 | Steel structure energy dissipation shed tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810836584.4A CN108842641B (en) | 2018-07-26 | 2018-07-26 | Steel structure energy dissipation shed tunnel |
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| CN108842641A true CN108842641A (en) | 2018-11-20 |
| CN108842641B CN108842641B (en) | 2021-07-23 |
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| CN201810836584.4A Active CN108842641B (en) | 2018-07-26 | 2018-07-26 | Steel structure energy dissipation shed tunnel |
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Cited By (7)
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| CN109322394A (en) * | 2018-12-11 | 2019-02-12 | 辰信重工（江苏）有限公司 | A kind of connection structure of steel structure column and steel structure girder |
| CN111101966A (en) * | 2019-12-29 | 2020-05-05 | 中铁二院工程集团有限责任公司 | Large karst cavity rockfall-preventing elastic tunnel structure and construction method |
| CN111893906A (en) * | 2020-06-29 | 2020-11-06 | 中铁第一勘察设计院集团有限公司 | Shed tunnel construction method |
| CN111893864A (en) * | 2020-06-29 | 2020-11-06 | 中铁第一勘察设计院集团有限公司 | Shed tunnel suitable for long-span through-type steel truss arch bridge |
| CN112647438A (en) * | 2020-12-30 | 2021-04-13 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Can assemble fast, folding prevent falling rocks device |
| CN113073580A (en) * | 2021-04-07 | 2021-07-06 | 交通运输部公路科学研究所 | Lightweight concrete shed tunnel protective structure |
| CN113403972A (en) * | 2021-07-28 | 2021-09-17 | 中铁建新疆京新高速公路有限公司 | Energy dissipation shed frame structure for preventing rock fall damage in highway construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109322394A (en) * | 2018-12-11 | 2019-02-12 | 辰信重工（江苏）有限公司 | A kind of connection structure of steel structure column and steel structure girder |
| CN111101966A (en) * | 2019-12-29 | 2020-05-05 | 中铁二院工程集团有限责任公司 | Large karst cavity rockfall-preventing elastic tunnel structure and construction method |
| CN111893906A (en) * | 2020-06-29 | 2020-11-06 | 中铁第一勘察设计院集团有限公司 | Shed tunnel construction method |
| CN111893864A (en) * | 2020-06-29 | 2020-11-06 | 中铁第一勘察设计院集团有限公司 | Shed tunnel suitable for long-span through-type steel truss arch bridge |
| CN111893864B (en) * | 2020-06-29 | 2022-03-22 | 中铁第一勘察设计院集团有限公司 | Shed tunnel suitable for long-span through-type steel truss arch bridge |
| CN112647438A (en) * | 2020-12-30 | 2021-04-13 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Can assemble fast, folding prevent falling rocks device |
| CN113073580A (en) * | 2021-04-07 | 2021-07-06 | 交通运输部公路科学研究所 | Lightweight concrete shed tunnel protective structure |
| CN113073580B (en) * | 2021-04-07 | 2022-09-02 | 交通运输部公路科学研究所 | Lightweight concrete shed tunnel protective structure |
| CN113403972A (en) * | 2021-07-28 | 2021-09-17 | 中铁建新疆京新高速公路有限公司 | Energy dissipation shed frame structure for preventing rock fall damage in highway construction |
| CN113403972B (en) * | 2021-07-28 | 2022-08-09 | 中铁建新疆京新高速公路有限公司 | Energy dissipation shed frame structure for preventing rock fall damage in highway construction |
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