CN209670977U - A kind of combined highway and metro single-tube double-layer shield tunnel - Google Patents
A kind of combined highway and metro single-tube double-layer shield tunnel Download PDFInfo
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- CN209670977U CN209670977U CN201920397871.XU CN201920397871U CN209670977U CN 209670977 U CN209670977 U CN 209670977U CN 201920397871 U CN201920397871 U CN 201920397871U CN 209670977 U CN209670977 U CN 209670977U
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- lane plate
- piece ring
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Abstract
The utility model discloses a kind of combined highway and metro single-tube double-layer shield tunnels, belong to tunneling technique field.A kind of combined highway and metro single-tube double-layer shield tunnel, comprising: the inner cavity of shield duct piece ring is divided into highway space and railway space by shield duct piece ring and the lane plate connecting with the inner wall of shield duct piece ring, lane plate from top to bottom；Suspention portion is equipped at the top of the inner wall of shield duct piece ring；It is equipped with stringer in the middle part of the bottom wall of lane plate, the extending direction in stringer and suspention portion is consistent with the extending direction of shield duct piece ring, and stringer passes through suspension cable connection.The utility model eliminates conventional concrete column supporting way, increases railway space, be conducive to the arrangement of upper layer two-way traffic motorway, lower layer's single line train line while meeting upper layer motorway, lower layer's single line train line arrangement.
Description
Technical field
The utility model relates to tunneling technique fields, and in particular to a kind of combined highway and metro single-tube double-layer shield tunnel.
Background technique
In many adjacent river adjacent sea cities, the traffic of waters two sides is linked up other than using Bridge alternatives, it is more next in recent years
More uses tunnel scheme.Nearly ten years, China is using shield Method in the Changjiang river, the Yellow River, the Zhujiang River, Qian Tang
River, Huangpu River etc. have built the underwater shield tunnel of a large amount of highway, have also built a large amount of train cross-river tunnels using shield method, but
Use shield method and meanwhile build not only can with running automobile but also can travel train submerged tunnel it is extremely rare.Currently, taking shield
Method once builds the single-tube double-layer shield tunnel for automobile and train driving simultaneously, and upper layer is three lanes motorway, lower layer
For single line train line, the lane plate of upper layer highway is erected between the bracket of tunnel two sides, and train operation thereunder
Two sides casting concrete column supports lane plate.But in the lesser place of vehicle flowrate, frequently with two-way traffic motorway,
According to the mode in existing concrete upright supports lane, it will increase a large amount of Structural Engineering amounts and occupy biggish train operation
Space is unfavorable for the arrangement of train line, if cancelling concrete column, moment of flexure is larger in the middle part of lane plate, not to structure stress
Benefit.
Utility model content
The purpose of this utility model is to provide a kind of combined highway and metro single-tube double-layer shield tunnels, double to solve existing single tube
The structure of layer shield tunnel is unfavorable for the problem of upper layer two-way traffic motorway, lower layer's single line train line arrangement.
The technical solution that the utility model solves above-mentioned technical problem is as follows:
A kind of combined highway and metro single-tube double-layer shield tunnel, comprising: shield duct piece ring and the inner wall company with shield duct piece ring
The inner cavity of shield duct piece ring is divided into highway space and railway space by the lane plate connect, lane plate from top to bottom；Shield duct piece ring
Inner wall at the top of be equipped with suspention portion；Stringer, the extending direction and shield pipe of stringer and suspention portion are equipped in the middle part of the bottom wall of lane plate
The extending direction of loop is consistent, and stringer is connected by suspension cable.
The stringer of the utility model is used to support lane plate, and stringer is suspended in the top of shield duct piece ring by suspension cable.Vehicle
Shield duct piece ring is divided into two parts, top up and down and is divided into two-way traffic motorway by guidance tape, and lower part is divided into single line train line, energy
Enough rail-roads share, and save space in pipe, and eliminate conventional concrete column supporting way, increase railway space,
Be conducive to the arrangement of upper layer two-way traffic motorway, lower layer's single line train line.
For routine in such a way that concrete column supports lane plate, concrete column is located at the two sides of lane plate, lane
When having vehicle to pass through on plate, lane plate can generate biggish moment of flexure.The lane plate of the utility model is suspended in shield by suspension cable
The top of section of jurisdiction ring supports lane plate by the pulling force of suspension cable, and since suspension cable is placed in the middle part in highway space, lane plate is whole
There are three support zones, respectively two sides and middle part for tool, when having running car between two neighboring support zone, compared to mixed
The mode of solidifying soil upright supports, the moment of flexure that lane plate is subject to is smaller, and lane plate deformation is smaller, and running car is more steady.
Further, the consistent anticollision road of extending direction with shield duct piece ring is equipped in the middle part of the roof of above-mentioned lane plate
Tooth, and the two sides of suspension cable are arranged in anticollision curb.
Anticollision curb is arranged at the middle part of lane plate in the utility model, i.e., anticollision curb is arranged between two lanes, prevents
It hits curb and can protect suspension cable and do not broken by automobile, improve the security performance of shield tunnel.
Further, the two sides in above-mentioned highway space are equipped with divider wall, extending direction and the shield duct piece ring of divider wall
Extending direction is consistent.
Motor space is partitioned into traffic space and pedestrian space by the divider wall of the utility model, is protected in shield tunnel
The safety of pedestrian.
Further, the middle part of above-mentioned divider wall is equipped with entrance.
Traffic space can be connected to by the entrance of the utility model with pedestrian space, being capable of safety persuasion pedestrian.
Further, the bottom of above-mentioned railway space is equipped with track；The two sides of track are equipped with platform.
Further, above-mentioned platform is equipped with stair；The stairs port of stair is located at the edge of lane plate and stairs port position
In side of the divider wall far from suspension cable.
The utility model eliminates the concrete support posts conventionally used for supporting lane plate, and the traveling for saving train is empty
Between, while arranging rail, additionally it is possible to arrange platform and stair, it being capable of safety persuasion pedestrian.
Further, above-mentioned stair are arranged close to the inner sidewall of shield duct piece ring.
Further, the bottom of above-mentioned lane plate is cooperated by the top of fixture block and stringer.
After the lane plate of the utility model is connect with stringer by fixture block, it is not easy to send out laterally between stringer and lane plate
Raw relative movement, improves the security performance of lane plate.
Further, the top of above-mentioned suspension cable is embedded in suspention portion by dark screw thread, and the bottom of suspension cable sequentially passes through vehicle
Guidance tape and stringer are simultaneously fixed by nut.
Further, the inner wall of above-mentioned shield duct piece ring is equipped with suspension bracket, and the edge of lane plate is placed on suspension bracket
On.
The utility model has the following beneficial effects:
(1) the utility model eliminates conventional while meeting upper layer motorway, lower layer's single line train line arrangement
Concrete column supporting way, increases railway space, is conducive to the cloth of upper layer two-way traffic motorway, lower layer's single line train line
It sets.
(2) suspension cable of the utility model is placed in the middle part in highway space, and lane plate integrally has there are three support zone, distinguishes
For two sides and middle part, when having running car between two neighboring support zone, compared to the mode of concrete column support, vehicle
The moment of flexure that guidance tape is subject to is smaller, and lane plate deformation is smaller, and running car is more steady.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the combined highway and metro single-tube double-layer shield tunnel of the utility model；
Fig. 2 is the structural schematic diagram of the shield duct piece ring of the utility model；
Fig. 3 is the lane plate of the utility model and the attachment structure schematic diagram of stringer；
Fig. 4 is the operation schematic diagram of the shield tunnel of the utility model.
In figure: 10- shield duct piece ring；11- highway space；12- railway space；13- suspention portion；14- anticollision curb；15-
Divider wall；16- track；17- platform；18- suspends bracket；20- lane plate；21- stringer；22- fixture block；30- suspension cable；40- stair；
41- stairs port.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
Embodiment
Please refer to Fig. 1, a kind of combined highway and metro single-tube double-layer shield tunnel, comprising: shield duct piece ring 10 and lane plate 20.Shield
Structure section of jurisdiction ring 10 is laid flat, and lane plate 20 is placed in the inside of shield duct piece ring 10, lane plate 20 by the inner cavity of shield duct piece ring 10 from
Top to bottm is divided into highway space 11 and railway space 12.
Referring to Fig.1 and 2, the inside top of shield duct piece ring 10 is equipped with multiple suspention portions 13, suspention portion 13 is respectively positioned on
The line direction in the middle part of shield duct piece ring 10 and multiple suspention portions 13 is consistent with the extending direction of shield duct piece ring 10.Shield
The two sides of section of jurisdiction ring 10 are equipped with suspension bracket 18, and the suspension bracket 18 of 10 two sides of shield duct piece ring is symmetrical.Shield duct piece
The inside bottom of ring 10 is equipped with the track 16 for train driving, the extending direction of track 16 and the extension side of shield duct piece ring 10
To consistent.The two sides of track 16 are equipped with platform 17, and platform 17 is equipped with stair 40.The side of stair 40 is close to shield duct piece ring 10
Inner sidewall setting, for saving railway space 12.
Fig. 1 and Fig. 3 are please referred to, the two sides of lane plate 20 are placed on suspension bracket 18, and the two sides of lane plate 20 are equal
Equipped with stairs port 41, stairs port 41 is connected to stair 40.Lane plate 20 be equipped with divider wall 15, the extending direction of divider wall 15 with
The extending direction of shield duct piece ring 10 is consistent, and highway space 11 is divided into driving channel and walkway, building by divider wall 15
Ladder way 41 is located in walkway, and the middle part of divider wall 15 is additionally provided with connection driving channel and the entrance of walkway (does not show
Out).Two rows of anticollision curbs 14, the extending direction and shield duct piece ring 10 of anticollision curb 14 are additionally provided in the middle part of the roof of lane plate 20
Extending direction is consistent and two rows of anticollision curbs 14 between there is gap.The bottom of lane plate 20 is equipped with stringer 21, stringer 21
Roof be equipped with fixture block 22, fixture block 22 is in a strip shape, extending direction of the extending direction of stringer and fixture block with shield duct piece ring 10
Unanimously, the bottom wall of lane plate 20 be equipped with the matched groove of fixture block 22, fixture block 22 is in the grooves.Each suspention portion 13 is logical
It crosses and is secretly threadedly coupled a suspension cable 30, the other end of suspension cable 30 sequentially passes through lane plate 20 and stringer 21 and connect with nut, leads to
The middle part of lane plate 20 is suspended at suspention portion 13 by the fastening effect for crossing nut by suspension cable 30, and suspension cable 30 also extends through two rows
Suspension cable 30 is protected by anticollision curb 14 in gap between anticollision curb 14.In the present embodiment, lane plate 20 is whole coagulation
The hardened structure of soil, middle part is equipped with through-hole, for passing through for suspension cable 30；Anticollision curb 14 is continuity curb, and is covered with entire shield
Structure tunnel.
In the other embodiments of the utility model, suspension cable 30 can also be embedded in suspention portion 13；Lane plate 20 is two
Concrete slab structure facilitates installation, the corresponding concrete slab in each lane, at this point, the two sides of concrete slab respectively by
It suspends bracket 18 and stringer 21 supports；Anticollision curb 14 can also be discontinuity curb, and be covered with entire shield tunnel, but suspension cable
30 need to be placed between opposite two pieces of anticollision curbs 14, it is ensured that the safety of suspension cable 30.
Referring to figure 4., railway space 12 reduces concrete column, is conducive to upper layer two-way traffic motorway, lower layer's single line
The arrangement of train line.There are three support zones for the whole tool of lane plate 20, and no matter lane plate 20 is the hardened structure of monolithic concrete, also
It is two concrete slab structures, compared to the supporting way of conventional concrete column, all there is lesser moment of flexure, lane plate 20 becomes
Shape is smaller, and running car is more steady.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of combined highway and metro single-tube double-layer shield tunnel characterized by comprising shield duct piece ring (10) and with the shield
Structure section of jurisdiction ring (10) inner wall connection lane plate (20), the lane plate (20) by the inner cavity of the shield duct piece ring (10) from
Top to bottm is divided into highway space (11) and railway space (12)；Suspention portion is equipped at the top of the inner wall of the shield duct piece ring (10)
(13)；Stringer (21) are equipped in the middle part of the bottom wall of the lane plate (20), the extension of the stringer (21) and the suspention portion (13)
Direction is consistent with the extending direction of the shield duct piece ring (10), and the stringer (21) is connected by suspension cable (30).
2. combined highway and metro single-tube double-layer shield tunnel according to claim 1, which is characterized in that the lane plate (20)
The consistent anticollision curb (14) of extending direction with the shield duct piece ring (10), and the anticollision curb are equipped in the middle part of roof
Two sides in the suspension cable (30) are set.
3. combined highway and metro single-tube double-layer shield tunnel according to claim 2, which is characterized in that the highway space (11)
Two sides be equipped with divider wall (15), the extending direction one of the extending direction of the divider wall (15) and the shield duct piece ring (10)
It causes.
4. combined highway and metro single-tube double-layer shield tunnel according to claim 3, which is characterized in that the divider wall (15)
Middle part is equipped with entrance.
5. combined highway and metro single-tube double-layer shield tunnel according to claim 4, which is characterized in that the railway space (12)
Bottom be equipped with track (16), the two sides of the track (16) are equipped with platform (17).
6. combined highway and metro single-tube double-layer shield tunnel according to claim 5, which is characterized in that set on the platform (17)
Have stair (40), the stairs port (41) of the stair (40) is located at the edge and the stairs port (41) of the lane plate (20)
Side positioned at the divider wall (15) far from the suspension cable (30).
7. combined highway and metro single-tube double-layer shield tunnel according to claim 6, which is characterized in that the stair (40) are close
The inner sidewall of the shield duct piece ring is arranged.
8. combined highway and metro single-tube double-layer shield tunnel according to claim 1, which is characterized in that the lane plate (20)
Bottom is cooperated by the top of fixture block (22) and the stringer (21).
9. combined highway and metro single-tube double-layer shield tunnel according to claim 8, which is characterized in that the top of the suspension cable (30)
Portion is embedded in the suspention portion (13) by dark screw thread, the bottom of the suspension cable (30) sequentially pass through the lane plate (20) and
The stringer (21) is simultaneously fixed by nut.
10. combined highway and metro single-tube double-layer shield tunnel according to any one of claims 1 to 9, which is characterized in that the shield
The inner wall of structure section of jurisdiction ring (10) is equipped with suspension bracket (18), and the edge of the lane plate (20) is placed on the suspension bracket (18)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397871.XU CN209670977U (en) | 2019-03-26 | 2019-03-26 | A kind of combined highway and metro single-tube double-layer shield tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920397871.XU CN209670977U (en) | 2019-03-26 | 2019-03-26 | A kind of combined highway and metro single-tube double-layer shield tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209670977U true CN209670977U (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920397871.XU Active CN209670977U (en) | 2019-03-26 | 2019-03-26 | A kind of combined highway and metro single-tube double-layer shield tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751061A (en) * | 2019-03-26 | 2019-05-14 | 西南交通大学 | A kind of combined highway and metro single-tube double-layer shield tunnel |
-
2019
- 2019-03-26 CN CN201920397871.XU patent/CN209670977U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109751061A (en) * | 2019-03-26 | 2019-05-14 | 西南交通大学 | A kind of combined highway and metro single-tube double-layer shield tunnel |
| CN109751061B (en) * | 2019-03-26 | 2023-10-17 | 西南交通大学 | Single-pipe double-layer shield tunnel built by common rail and common rail |
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