CN211472000U

CN211472000U - All-directional barrier-free passing overpass without traffic lights at urban crossroads

Info

Publication number: CN211472000U
Application number: CN201921422134.7U
Authority: CN
Inventors: 韩建方
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-29
Filing date: 2019-08-29
Publication date: 2020-09-11
Anticipated expiration: 2029-08-29

Abstract

The utility model relates to an urban traffic facility field, in particular to urban crossroad does not have traffic lights omnidirectional accessible overpass, lays and is double-deck current structure about crossroad is, and this upper and lower double-deck current structure contains: the upper layer passes through the A-direction road in an arch structure; and a B-direction road which passes through the lower part and is vertical to the A-direction channel; the special lanes for left turning and turning are arranged on the right sides of crossing points of high crossroads at different layers of the overpass in the four ascending and descending directions of A, B, so that left-turning and turning vehicles can pass through the urban roads without barriers. The utility model has the advantages of simple and compact structure, novel in design, reasonable, two-layer structure area is little, and construction cost is low, can lay at most city crossroad, makes motor vehicle lane realize totally closed, reduces the traffic accident, realizes that city road crossroad need not traffic lights control and can realize that all directions are accessible current, improves crossroad current capacity, has better application prospect.

Description

All-directional barrier-free passing overpass without traffic lights at urban crossroads

Technical Field

The utility model relates to an urban traffic facility field, in particular to urban crossroad does not have traffic lights omnidirectional and does not have barrier current overpass.

Background

The urban overpass is a road engineering designed for solving the problem of vehicle congestion, and is characterized by that it uses the three-dimensional cross formed on the three-dimensional space of several layers of roads as basic characteristic, and builds up the modern bridge whose upper and lower layers are set up at the junction of two or more cross roads, and its multi-direction mutual noninterference is different from each other, and includes sunk tunnel in the three-dimensional cross engineering and overhead bridge above ground, and its main function is that the vehicles in all directions can be quickly passed through without being controlled by traffic light at the intersection, and the conflict and interference of vehicles in different directions on the same plane can be reduced or eliminated. However, existing overpasses in cities have various types, but have many defects: 1. the overpass which is penetrated under the road in one direction and laid on the ground or erected in the air in the other direction cannot solve the problem of barrier-free passing of left-turning vehicles, traffic control must be carried out by using traffic lights, and the passing efficiency cannot meet the requirement of increasing traffic flow. 2. The annular overpass higher than the ground is erected, vehicles in all directions can realize right turning, straight going and left turning on the annular overpass, but the vehicles going ahead and the vehicles going to turn can form mutual interference on the annular overpass, the passing speed when the vehicles are dense is only equal to one 5-10 times of that of a straight lane, the vehicles are easy to scratch and block, and the high efficiency of urban traffic cannot be realized. 3. The overpass at the urban crossroads is designed into three layers, not only the land occupation area exceeds the available space of a plurality of urban crossroads, but also the construction cost is high, and the traffic capacity is not satisfactory. The two layers are straight lanes, the first layer is an annular lane, the scheme is not rare in many cities, however, as the sidewalk cannot be compatible with the overpass with the three-layer structure, the people and vehicles at the lowest layer are mixed, only traffic lights can be used for management and control, only straight vehicles in one direction can pass through the overpass quickly, other straight vehicles, left-turning vehicles and turning vehicles must climb onto the annular lane at the uppermost layer, and the vehicles can interfere with each other due to the crossing of the lines when the overpass exits, so that the passing efficiency is low. So far, no urban road design can be used for eliminating traffic lights at crossroads and enabling all vehicles and pedestrians to pass in all directions without obstacles.

Disclosure of Invention

The utility model provides a city crossroad full-direction barrier-free overpass which can lead people and vehicles to be shunted, and lead vehicles in all directions to go straight, turn left, turn around and turn right without interfering with other vehicles and adopts the staggered design, so that the full-direction barrier-free overpass can lead the two-layer roads and bridges to meet the full-direction barrier-free traffic requirement, has smaller occupied area, simple structure and low construction cost, and can cancel traffic lights for the city crossroad and lead the vehicles in all directions to pass rapidly; the full-closed motor vehicle road can be realized, and pedestrians and vehicles are completely isolated, so that the traffic accident rate is greatly reduced; the technical scheme can also be in seamless butt joint with the unmanned technology of the vehicle, so that the unmanned vehicle can obtain matched road conditions, and the construction of a smart city is promoted; the city name card can be used as a local city name card by combining with aesthetic design, and the city image is improved.

According to the utility model provides a design, a city crossroad does not have traffic lights omnidirectional accessible overpass, lays and is double-deck current structure about crossroad is, and double-deck current structure contains about should: the upper layer passes through the A-direction road in an arch structure; and a B-direction road which passes through the lower part and is vertical to the A-direction channel; at A, B, the left turn special lane is arranged at the crossing point of the crossing area passing through the different layer heights of the overpass in the four directions of going upwards and downwards from the two roads.

As the barrier-free passing overpass of the utility model, further, the crossroad of the urban road, A passes from B to the upper part of the lane to the lane, B passes from A to the lower part of the lane to the lane, A is arched and higher than the ground at the intersection of B to the lane, forming a double-layer overpass channel at the intersection of longitudinal and transverse lanes; under the structure form, the road in each direction crosses the left-turning U-turn special lane on the right side of the cross intersection point, forwards runs and climbs to the left without influencing the passing height of the vehicle below, then passes through the lane on the side and the opposite lane and turns left by 90 degrees, and is divided into U-turn branch lanes and left-turn branch lanes, and the vehicle is driven into the opposite lane to complete U-turn and driven into the left-turning auxiliary lane respectively, so that the vehicles in all directions can run straight, turn left, turn right and turn around without obstacles under the condition of no traffic lights.

As the utility model discloses accessible current overpass, furtherly, still laid pedestrian overpass and pedestrian underground passage that lets pedestrian and non-motor vehicle pass through, made the motor vehicle road also can satisfy non-motor vehicle, pedestrian's omnidirectional under the totally closed condition and passed through the requirement.

The utility model has the advantages that:

the urban crossroad flyover designed by the utility model has simple structure, the mutually crossed main road, the left-turning and turning special road and the main road adopt the staggered design, and have only two-layer height, compact structure and small occupied area, and can be arranged at crossroads in most cities; the construction cost is low, the design is novel and reasonable, the motor vehicle lane can be completely closed, the motor vehicles, the non-motor vehicles and the pedestrians can respectively travel the own lane at the crossroad of the urban road without mutual interference, the barrier-free traffic in all directions can be realized without the control of traffic lights, and the traffic capacity of the crossroad is greatly improved; the traffic accident rate can be reduced, the life and property loss of people can be greatly reduced, and the labor and material resources of traffic management departments can be greatly reduced; the road system can be in seamless butt joint with the unmanned technology of the vehicles, so that the unmanned vehicles obtain favorable conditions for development and upgrading, and a reasonable solution is provided for the construction of smart cities.

Description of the drawings:

FIG. 1 is a schematic view of an embodiment of an overpass.

The specific implementation mode is as follows:

the reference numeral 1 represents a lane A, the reference numeral 1a represents a left-turning and turning special lane on the lane A, and the reference numeral 1b represents a turning branch lane of the lane A; reference numeral 2 represents a lane B, reference numeral 2a represents a left-turn and turn-around special lane on the lane B, and reference numeral 2B represents a turn-around branch lane of the lane B; reference numeral 3 represents a pedestrian overpass and a non-motor vehicle overpass, reference numeral 3a represents a pedestrian underground passage and a non-motor vehicle underground passage, and reference numeral 3b represents a ladder stand of the pedestrian overpass and the non-motor vehicle overpass.

The present invention will be described in further detail with reference to the accompanying drawings and technical solutions, and embodiments of the present invention will be described in detail by way of preferred examples, but the embodiments of the present invention are not limited thereto.

To the current overpass people and car reposition of redundant personnel and the unsatisfactory situation of traffic effect of releiving, this embodiment, as shown with reference to fig. 1, provides a city crossroad does not have traffic lights omnidirectional and does not have obstacle current overpass, lays and is double-deck current structure about crossroad is, and double-deck current structure contains about should: the upper layer passes through the A-direction road in an arch structure; and a B-direction road which passes through the lower part and is vertical to the A-direction channel; A. and B, passing through the right side of the crossroad from different layer heights of the overpass in four directions of ascending and descending on the two roads, the overpass is provided with special lanes for left turning, and the turning requirement of the vehicle with larger turning radius can be met because the starting point starts from the right side.

The overpass has simple structure, the mutually crossed main roads, the left-turning and turning special roads and the main roads adopt staggered design, and have only two layers of height, compact structure and small occupied area, and can be arranged at crossroads in most cities.

As the embodiment of the utility model provides an omnirange accessible overpass, furtherly, A, B two roads go upward, down the special way of turning round of turning left of four directions gradually climbs to turning left when the lower part space accords with the height of urban road height limit standard, stridees across originally to and falls into turning left lane and turning round and prop up the way behind the opposite direction lane, turns round and prop up the way and incorporate into to the right side in opposite direction lane down, and the turning left is prop up the way and is incorporated into to corresponding auxiliary track down. The vehicle can pass through the road in all directions without barriers.

As the embodiment of the utility model provides an omnirange accessible overpass, further, B is less than ground height to the lane, and both form the lane difference in height that is used for the vehicle to pass at the cross department with A to the lane. The lane running on the upper layer is arched, the passing lane on the lower part passes through the lower part at a height lower than the ground, and a reasonable height difference of two layers of lanes is formed at the cross; the starting points of the left-turning U-turn special lane in the four ascending and descending directions of the two main lanes are arranged at the crossing points of the cross of the main lanes and climb forwards according to the conventional gradient to form the conventional height difference with the road below to turn left, so that the height of the whole overpass is only two layers, the structure is compact, and the design is novel and reasonable.

As the embodiment of the utility model provides an all-round accessible overpass, furtherly, at the intersection, four direction road both sides are equipped with pedestrian's overpass and cat ladder and pass in the side road top, form built on stilts gallery and lay the both sides of upper road, can reach the opposite side of lower floor's trunk road, when guaranteeing that the vehicle is free-running, can satisfy the current of pedestrian and the each direction of non-motor vehicle.

As the embodiment of the utility model provides an omnirange accessible overpass, further, the overhead gallery that supplies pedestrian and non-motor vehicle to pass is equipped with the elevator or the step that supplies pedestrian and/or non-motor vehicle to the triangular space that is formed to two roads and the special way of turning round left by A, B.

As the embodiment of the utility model provides an omnidirectional accessible overpass, further, set up the current underpass of pedestrian and/or non-motor vehicle to both sides of road, A below to the road at B.

Referring to fig. 1, reference numeral 2 is an a-direction lane, which is disposed on the ground level and is erected above a B-direction lane intersecting with the a-direction lane; the symbol 1 indicates a B-direction lane, and passes below a crossing a-direction lane. A. The up and down of the two lanes B have four directions, each direction is provided with a left-turning and turn-around special lane at the right side of the passing point of the intersection of the two lanes A, B, and the label 2a is the left-turning and turn-around special lane of the lane A; reference numeral 1a denotes a lane for exclusive use of left-turn or turn-around of the lane B. The left-turn and turn-around special lanes in four directions climb forwards to the lower part to accommodate the passing height of the double-layer bus, the left-turn crosses the lane at the side and the opposite lane, and then the left-turn and turn-around special lanes are divided into two branch lanes of left-turn and turn-around, the number 2B is the turn-around branch lane of the lane A, and the number 1B is the turn-around branch lane of the lane B. The left-turn branch roads in all directions descend to the auxiliary road after left-turn along an arc line, and the turning branch roads in all directions descend to the right side of the opposite lane. No matter the arched lane is positioned on the upper layer or the sunken lane is penetrated, the height difference capable of accommodating the double-layer bus to pass through is formed only at the intersection, and the distance allowed by the upward or downward movement to the slope is recovered to the horizontal height, so that the left-turning and turning special lanes in all directions can cross the lane and the opposite lane only by climbing to the two-layer height, the road of all directions of the overpass is only provided with the two-layer height, and the construction cost is greatly reduced. The number 3 is an overhead gallery for pedestrians and non-motor vehicles to pass through, the number 3a is an underground passage for pedestrians and non-motor vehicles to pass through, the underground passage is arranged on two sides of a lower-passing main road and below an upper road, and four triangular areas are formed by surrounding a crossed main road and left-turning special roads in four directions and can be connected with the overhead gallery; reference numeral 3b is a ladder of an overhead corridor, which may be a step ladder or an elevator. The overhead gallery for pedestrians and non-motor vehicles to pass through is laid, so that the separation of people and vehicles and the all-directional barrier-free passing of the pedestrians and the non-motor vehicles can be realized, the pedestrians and the non-motor vehicles are completely isolated from the motor vehicle lane, the traffic jam is avoided, and the occurrence of traffic accidents is remarkably reduced. According to the actual conditions of the crossroads, the overpass can be made of reinforced concrete structures or light steel structures in an assembling mode. When the light steel splicing structure is adopted, construction projects such as excavation and piling are not needed, economic losses caused by water, electricity, air heating, optical cables and the like generated by construction are saved, and traffic efficiency is greatly improved.

With the continuous expansion of urban scale and the continuous increase of the number of motor vehicles, ground roads and major arteries with underground tracks still cannot meet the increasing demand for mobility, and the congestion of urban roads causes billions of people to lose a large amount of time every day, which is a worldwide problem. The technical scheme is compatible with a smart city, the smart city is composed of large building complexes, a traffic system is revolutionarily changed, all roads are closed and semi-closed, each level of traffic network (including underground, ground, semi-air, high-altitude and air space) extends to each corner of the city, traffic lights push out a historical stage, motor vehicles are arranged on a special lane, and an unmanned driving mode of centralized control of a city dispatching center is adopted, so that million vehicles can orderly run at high speed. The ground road supplies public transport, social vehicle, pedestrian, private car to pass through, and pedestrian and motor vehicle are on their own way, and all crossroads can all adopt the utility model provides a barrier-free traffic overpass. Referring to fig. 1, in the driving process, if turning or turning is needed, vehicles can travel to corresponding bridge approach intersections of the overpass through the turnroads, vehicles in four directions, no matter whether the vehicles travel straight, turn left, turn right or turn around, turn or turn around through the bridge approach, do not interfere with other vehicles, the overpass has two layers, and the staggered-layer structural design is adopted, so that the occupied area is only one eighth of that of a butterfly-shaped overpass of a highway, and the urban intersections with the width of 50 meters can be accommodated, thereby solving the problem of urban ground road closure at one stroke; in a smart city, a central control unmanned system can realize that vehicles run continuously at a constant speed without traffic lights or traffic accidents, the arrival time and the energy consumption can be reduced by more than half, the unmanned vehicles can be preferentially over-speed driven for firefighting, rescue and government emergency vehicles which execute special tasks, when the vehicles enter a semi-open auxiliary road, the unmanned vehicles are automatically switched to be below 30 kilometers per hour, the manual driving mode is up to a parking space, and the traffic accidents are close to zero.

The foregoing description of specific exemplary embodiments of the invention is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. The utility model provides a city crossroad does not have traffic lights omnidirectional and does not have barrier current overpass which characterized in that lays the upper and lower double-deck current structure at crossroad, and this upper and lower double-deck current structure contains: the A-direction road is used for the upper layer to pass through and is in an arch structure; and a B-direction road which is used for passing through downwards and is arranged perpendicular to the A-direction channel; the up and down directions of the A direction road and the up and down directions of the B direction road respectively pass through the crossing region passing points from the corresponding layer heights of the overpass, and the right sides of the up, down and down directions of the A direction road and the B direction road are respectively provided with a left turning special lane.

2. The all-direction barrier-free overpass bridge at the urban crossroad without traffic lights according to claim 1, wherein the starting point of the left-turn lane is set at the crossing point of the intersection of the four directions of ascending and descending of A, B two roads, and the overpass bridge climbs forward to form a height difference with the road below according with the height limit specification of the urban road.

3. The all-directional barrier-free overpass at the urban crossroads without traffic lights according to claim 1, wherein the left-turn lane gradually climbs forward to a height where the bottom space meets the urban road height limit specification, the left-turn lane crosses over the left-turn lane and the opposite lane and then is divided into a left-turn lane and a turn-around branch lane, the turn-around branch lane goes down to the right side of the opposite lane to merge, and the left-turn branch lane goes down to the corresponding auxiliary lane to merge.

4. The all-directional barrier-free traffic overpass at the urban intersection without the traffic light as claimed in claim 1, wherein the B-direction lane is lower than the ground level, and forms a height difference with the A-direction lane at the intersection according to the height limit specification of the urban road.

5. The all-directional barrier-free overpass for urban crossroads without traffic lights according to claim 1, wherein at the crossroads, A, B are provided with pedestrian overpasses passing over the secondary roads to both sides of the two roads, the pedestrian overpasses forming an overhead gallery arranged on both sides of the upper road and reaching from one side of the lower road to the other side.

6. The all-directional barrier-free overpass at the urban crossroads without traffic lights according to claim 5, wherein, an elevator or a step for pedestrians and/or non-motor vehicles to pass through is arranged from the overhead gallery to a triangular area formed by A, B turning two roads and a left-turning special lane.

7. The all-direction barrier-free overpass for the urban crossroads without traffic lights according to claim 5, wherein underground passages for pedestrians and/or non-motor vehicles to pass through are provided at both sides of the B-direction road and below the A-direction road.