CN212452139U - Overpass structure connected with bridges and tunnels - Google Patents
Overpass structure connected with bridges and tunnels Download PDFInfo
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- CN212452139U CN212452139U CN202020990184.1U CN202020990184U CN212452139U CN 212452139 U CN212452139 U CN 212452139U CN 202020990184 U CN202020990184 U CN 202020990184U CN 212452139 U CN212452139 U CN 212452139U
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Abstract
The utility model discloses an interchange structure that bridge and tunnel meet, include: the bridge-tunnel interchange structure comprises a four-way annular turntable and a mountain tunnel, a first trunk is arranged on one side of the four-way annular turntable, the horizontal height of the first trunk is the same as that of the four-way annular turntable, a second trunk is arranged on the other side of the four-way annular turntable, the horizontal height of the second trunk is the same as that of the four-way annular turntable, a first tunnel overhead is arranged at one end of the four-way annular turntable, the four-way annular turntable is connected with the mountain tunnel through the first tunnel overhead, a second tunnel overhead is arranged at the other end of the four-way annular turntable, and the four-way annular turntable is connected with the mountain tunnel through the second tunnel overhead. It has realized bridging between tunnel and the urban road, and the structural design of four-way type can ensure the multidirectional quick traffic of vehicle to the problem of surperficial traffic jam.
Description
Technical Field
The utility model relates to a road structural design technical field especially relates to an interchange structure that bridge and tunnel meet.
Background
In modern traffic construction, the terrain has a great influence on the construction of traffic. The environment in which traffic construction is performed is not a vast flat land, and many of them have hills or hills. In the face of a relatively low sand dune, the road built by people also properly follows the fluctuation to form an ascending slope and a descending slope, and the proper slope cannot cause great influence on traffic. However, facing mountain obstacles, it is difficult to directly cross a banner, and in appropriate cases we will slow the magnitude of the relief as much as possible around the mountain, or completely around the mountain at the obstacle. However, the construction difficulty is increased, the construction process is affected, and the maintenance of the road is also difficult. In the face of the situation, a lot of time is spent on directly tunneling the vehicle on the mountains and then tunneling the vehicle to the ground road. The mountain tunnel traffic can reduce the construction difficulty and accelerate the construction process to a great extent, the maintenance at the later stage is also convenient, and the traffic accidents are avoided to a great extent due to the smooth traffic of the vehicles.
The existing bridge and tunnel roads are influenced by the design of the whole connecting structure, and the number of intersections formed at the crossed parts of the bridges and tunnels is large, which means that the number of installed traffic lights is increased, so that vehicles cannot rapidly enter and exit, and the condition of blockage is easy to occur.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses still another purpose provides a grade separation structure that bridge and tunnel meets, has realized bridging between tunnel and the urban road, and the structural design of four-way type can ensure the multidirectional quick current of vehicle to the problem of surface traffic jam.
In order to achieve the above and other objects, the present invention adopts the following technical solutions:
an overpass structure for bridges and tunnels, comprising:
the bridge-tunnel overpass structure comprises a four-way annular turntable and a mountain tunnel;
the first main road is arranged on one side of the four-way annular turntable, and the horizontal heights of the first main road and the four-way annular turntable are the same;
the second main road is arranged on the other side of the four-way annular turntable, and the horizontal height of the second main road is the same as that of the four-way annular turntable;
the first tunnel overhead frame is arranged at one end of the four-way annular turntable, and the four-way annular turntable is connected with the mountain tunnel through the first tunnel overhead frame;
and the second tunnel overhead is arranged at the other end of the four-way annular turntable, and the four-way annular turntable is connected with the mountain tunnel through the second tunnel overhead.
Preferably, the surfaces of the first main road, the second main road, the first tunnel elevated frame and the second tunnel elevated frame are all provided with forward running roads, and one side of each forward running road is provided with a reverse running road.
Preferably, the four-way annular turntable comprises a longitudinal auxiliary channel and a transverse auxiliary channel, the transverse auxiliary channel is of an arc structure, the longitudinal auxiliary channel is connected with the first main channel and the second main channel, and the transverse auxiliary channel is connected with the first tunnel overhead and the second tunnel overhead.
Preferably, the first tunnel elevated frame and the second tunnel elevated frame are of a stepped structure, the first tunnel elevated frame and the second tunnel elevated frame are of the same structure, the second tunnel elevated frame comprises a slope stretching road and a horizontal buffer road, the horizontal buffer road is arranged at two ends of the slope stretching road, the slope stretching road has two sections, and the horizontal buffer road has three sections.
Preferably, the height of the horizontal buffer road decreases gradually at one time, and the lowest horizontal buffer road is the same as the horizontal height of the four-way annular turntable.
The utility model discloses at least, include following beneficial effect:
1. the four-way annular turntable of the utility model is positioned between two groups of urban main roads and two groups of tunnel elevated frames, the four-way annular turntable has four inlets and outlets, the self is a one-way traffic lane, the vehicle can only run along a set direction after entering, the exit is positioned at the right side of the road, therefore, when the vehicle is driven out, the vehicle only needs to drive by changing the lane and running outside, and finally directly drives out the four-way annular turntable without the help of red and green signals and the like, the first main road and the second main road are main roads communicated with a city, the vehicle driven out of the tunnel can enter the city area through the main roads, two ends of the first tunnel overhead frame and the second tunnel overhead frame are respectively connected with the four-way annular turntable and the mountain tunnel, when entering another group of mountain tunnels from one group of mountain tunnels, vehicles need to drive into the four-way annular turntable from the tunnel overhead of the mountain tunnel where the vehicles are located, and then drive onto the tunnel overhead of the other group of mountain tunnels along the four-way annular turntable.
2. The tunnel overhead is formed by three sections of horizontal buffer roads and two sections of slope stretching roads, the two groups of horizontal buffer roads which are adjacent up and down are connected through the slope stretching roads, the continuous downhill road is easy to cause out-of-control braking of vehicles when the vehicles are in emergency, traffic accidents are easy to cause when the road on the slope section is blocked, and the horizontal buffer roads can play a certain buffer role to avoid the situations.
Drawings
Fig. 1 is a schematic structural view of a overpass structure connected with a bridge and a tunnel provided by the present invention;
fig. 2 is a top view of the overpass structure connected with the bridge and the tunnel provided by the present invention;
fig. 3 is a schematic structural view of a second tunnel elevated frame of an overpass structure connected with a tunnel.
Detailed Description
The present invention is described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.
As shown in fig. 1-3, the overpass structure comprises: the bridge-tunnel overpass structure 1 comprises a four-way annular turntable 2 and a mountain tunnel 7, a first trunk 3 is arranged on one side of the four-way annular turntable 2, the first trunk 3 is as high as the four-way annular turntable 2 in horizontal height, a second trunk 4 is arranged on the other side of the four-way annular turntable 2, the second trunk 4 is as high as the four-way annular turntable 2 in horizontal height, a first tunnel elevated frame 5 is arranged at one end of the four-way annular turntable 2, the four-way annular turntable 2 is connected with the mountain tunnel 7 through the first tunnel elevated frame 5, a second tunnel elevated frame 6 is arranged at the other end of the four-way annular turntable 2, and the four-way annular turntable 2 is connected with the mountain tunnel 7 through the second tunnel elevated frame 6.
In the scheme, the four-way annular turntable is positioned between two groups of urban main roads and two groups of tunnel elevated frames, the four-way annular turntable has four entrances and exits, the self is a one-way traffic lane, the vehicle can only run along a set direction after entering, the exit is positioned at the right side of the road, therefore, when the vehicle is driven out, the vehicle only needs to drive by changing the lane and running outside, and finally directly drives out the four-way annular turntable without the help of red and green signals and the like, the first main road and the second main road are main roads communicated with a city, the vehicle driven out of the tunnel can enter the city area through the main roads, two ends of the first tunnel overhead frame and the second tunnel overhead frame are respectively connected with the four-way annular turntable and the mountain tunnel, when entering another group of mountain tunnels from one group of mountain tunnels, vehicles need to drive into the four-way annular turntable from the tunnel overhead of the mountain tunnel where the vehicles are located, and then drive onto the tunnel overhead of the other group of mountain tunnels along the four-way annular turntable.
In a preferable scheme, forward driving roads 8 are arranged on the surfaces of the first main road 3, the second main road 4, the first tunnel elevated frame 5 and the second tunnel elevated frame 6, and a reverse driving road 9 is arranged on one side of the forward driving roads 8.
In the above scheme, two sets of mobile jib roads and two sets of tunnel elevations are both two-way driving roads, and the convenience of traffic is improved.
In a preferred scheme, the four-way annular turntable 2 comprises a longitudinal auxiliary channel 10 and a transverse auxiliary channel 11, the transverse auxiliary channel 11 is arranged in an arc-shaped structure, the longitudinal auxiliary channel 10 is connected with the first main channel 3 and the second main channel 4, and the transverse auxiliary channel 11 is connected with the first tunnel overhead 5 and the second tunnel overhead 6.
In the scheme, vehicles run to the right side of the vehicles from the main road and the tunnel overhead frame when entering the four-way annular turntable, so that the vehicles on the main road and the tunnel overhead frame can directly enter the four-way annular turntable on the premise of not influencing the running vehicles in the four-way annular turntable, and the vehicles also run on the right principle when entering the main road and the tunnel overhead frame from the four-way annular turntable, so that the whole road does not need the assistance of a red light signal lamp, and the condition of vehicle jam can be reduced to the greatest extent.
In a preferable scheme, the first tunnel elevation 5 and the second tunnel elevation 6 are arranged in a stepped structure, the first tunnel elevation 5 and the second tunnel elevation 6 are identical in structure, the second tunnel elevation 6 comprises a slope stretching road 12 and a horizontal buffer road 13, the horizontal buffer road 13 is arranged at two ends of the slope stretching road 12, the slope stretching road 12 has two sections, and the horizontal buffer road 13 has three sections.
In the scheme, the tunnel overhead is composed of three sections of horizontal buffer roads and two sections of slope stretching roads, two adjacent groups of horizontal buffer roads are connected through the slope stretching roads, continuous downhill roads are easy to cause vehicle brake out of control when vehicles are in emergency, and traffic accidents are easy to cause when the slope roads are blocked, and the horizontal buffer roads can play a certain buffer role to avoid the situations.
In a preferred scheme, the height of the horizontal buffer road 13 is decreased at one time, and the lowest horizontal buffer road 13 is the same as the horizontal height of the four-way annular turntable 2.
In the scheme, the driver is ensured to have a sufficient driving sight range when the vehicle drives in or out of the four-way annular turntable.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the invention, as defined by the claims and the equivalents thereof, and which fall within the limits of the claims and the equivalents thereof.
Claims (5)
1. The utility model provides an interchange structure that bridge and tunnel meet which characterized in that includes:
the bridge-tunnel overpass structure comprises a four-way annular turntable and a mountain tunnel;
the first main road is arranged on one side of the four-way annular turntable, and the horizontal heights of the first main road and the four-way annular turntable are the same;
the second main road is arranged on the other side of the four-way annular turntable, and the horizontal height of the second main road is the same as that of the four-way annular turntable;
the first tunnel overhead frame is arranged at one end of the four-way annular turntable, and the four-way annular turntable is connected with the mountain tunnel through the first tunnel overhead frame;
and the second tunnel overhead is arranged at the other end of the four-way annular turntable, and the four-way annular turntable is connected with the mountain tunnel through the second tunnel overhead.
2. The overpass structure connected with bridges and tunnels according to claim 1, wherein the surfaces of the first main road, the second main road, the first tunnel elevated frame and the second tunnel elevated frame are provided with forward driving roads, and one side of the forward driving roads is provided with reverse driving roads.
3. The overpass structure connected with bridges and tunnels according to claim 1, wherein the four-way annular turntable comprises a longitudinal auxiliary road and a transverse auxiliary road, the transverse auxiliary road is arranged in an arc-shaped structure, the longitudinal auxiliary road is connected with the first main road and the second main road, and the transverse auxiliary road is connected with the first tunnel overhead and the second tunnel overhead.
4. The overpass structure connected with a bridge and a tunnel according to claim 1, wherein the first tunnel viaduct and the second tunnel viaduct are in a stepped structure, the first tunnel viaduct and the second tunnel viaduct are in the same structure, the second tunnel viaduct comprises a slope stretching road and a horizontal buffer road, the horizontal buffer road is arranged at two ends of the slope stretching road, the slope stretching road has two sections, and the horizontal buffer road has three sections.
5. The overpass structure connected with the bridges and tunnels according to claim 4, wherein the height of the horizontal buffer road decreases gradually at one time, and the lowest horizontal buffer road is the same as the horizontal height of the four-way annular turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990184.1U CN212452139U (en) | 2020-06-03 | 2020-06-03 | Overpass structure connected with bridges and tunnels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020990184.1U CN212452139U (en) | 2020-06-03 | 2020-06-03 | Overpass structure connected with bridges and tunnels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212452139U true CN212452139U (en) | 2021-02-02 |
Family
ID=74478477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020990184.1U Expired - Fee Related CN212452139U (en) | 2020-06-03 | 2020-06-03 | Overpass structure connected with bridges and tunnels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212452139U (en) |
-
2020
- 2020-06-03 CN CN202020990184.1U patent/CN212452139U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |